The rabbit is moving on it's own

I need to find some way to ensure type safety of userdata.

.gitmodules

@@ -1,6 +1,3 @@
-[submodule "common"]
-	path = common
-	url = https://github.com/Ratstail91/Tortuga.git
 [submodule "bin"]
 	path = bin
 	url = https://github.com/Ratstail91/Tortuga.git

README.md

@@ -7,7 +7,7 @@ This game is inspired by classic 2D RPGs (Final Fantasy, The Legend of Zelda), a
 ## Releases
 
 * The most recent stable build for Windows can be found [here](https://dl.dropboxusercontent.com/u/46669050/Tortuga-win.rar).
-* The most recent stable build for Linux can be found [here](https://dl.dropboxusercontent.com/u/46669050/Tortuga-linux.tar).
+* The most recent stable build for Windows can be found [here](https://dl.dropboxusercontent.com/u/46669050/Tortuga-linux.tar).
 
 ## Documentation
 
@@ -29,13 +29,17 @@ This game is inspired by classic 2D RPGs (Final Fantasy, The Legend of Zelda), a
 * [tar](http://www.gnu.org/software/tar/manual/) - The GNU archive tool; needed for Linux distribution
 * [Dropbox](https://www.dropbox.com/) - For hosting and distribution
 
+## Using and Including
+
+* [Coolvetica Typeface](http://typodermicfonts.com/coolvetica/)
+
 ## Copyright
 
 (Future versions (to be determined) may be released under a modified version of the [Uplink Developer's License](http://www.introversion.co.uk/uplink/developer/license.html).)
 
 The current version of Tortuga is released under the [zlib license](http://en.wikipedia.org/wiki/Zlib_License).  
 
-Copyright (c) 2013-2015 Kayne Ruse
+Copyright (c) 2013-2016 Kayne Ruse
 
 This software is provided 'as-is', without any express or implied warranty. In no event will the authors be held liable for any damages arising from the use of this software.
 
@@ -44,3 +48,8 @@ Permission is granted to anyone to use this software for any purpose, including
 1. The origin of this software must not be misrepresented; you must not claim that you wrote the original software. If you use this software in a product, an acknowledgment in the product documentation would be appreciated but is not required.
 2. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software.
 3. This notice may not be removed or altered from any source distribution.
+
+### Items not made by me
+
+* [Coolvetica Font](http://typodermicfonts.com/coolvetica/)
+* Creative Commons Artwork from [Artsader](http://www.moosader.com/artsader/)

client/base_scene.cpp

@@ -1,4 +1,4 @@
-/* Copyright: (c) Kayne Ruse 2013-2015
+/* Copyright: (c) Kayne Ruse 2013-2016
  * 
  * This software is provided 'as-is', without any express or implied
  * warranty. In no event will the authors be held liable for any damages

client/base_scene.hpp

@@ -1,4 +1,4 @@
-/* Copyright: (c) Kayne Ruse 2013-2015
+/* Copyright: (c) Kayne Ruse 2013-2016
  * 
  * This software is provided 'as-is', without any express or implied
  * warranty. In no event will the authors be held liable for any damages

client/channels.hpp

@@ -1,4 +1,4 @@
-/* Copyright: (c) Kayne Ruse 2013-2015
+/* Copyright: (c) Kayne Ruse 2013-2016
  * 
  * This software is provided 'as-is', without any express or implied
  * warranty. In no event will the authors be held liable for any damages

client/client_application.cpp

@@ -1,4 +1,4 @@
-/* Copyright: (c) Kayne Ruse 2013-2015
+/* Copyright: (c) Kayne Ruse 2013-2016
  * 
  * This software is provided 'as-is', without any express or implied
  * warranty. In no event will the authors be held liable for any damages
@@ -44,6 +44,16 @@ void ClientApplication::Init(int argc, char* argv[]) {
 	ConfigUtility& config = ConfigUtility::GetSingleton();
 	config.Load("rsc/config.cfg", false, argc, argv);
 
+	//-------------------------
+	//Initialize SDL
+	//-------------------------
+
+	if (SDL_Init(0)) {
+		std::ostringstream msg;
+		msg << "Failed to initialize SDL: " << SDL_GetError();
+		throw(std::runtime_error(msg.str()));
+	}
+
 	//-------------------------
 	//create and check the window
 	//-------------------------
@@ -85,18 +95,15 @@ void ClientApplication::Init(int argc, char* argv[]) {
 		switch(windowInfo.subsystem) {
 			case SDL_SYSWM_WINDOWS:
 				platform = "Microsoft Windows";
-				fontPath = "C:/Windows/Fonts/arialbd.ttf";
 			break;
 
 			case SDL_SYSWM_X11:
 				platform = "X Window System";
-				fontPath = "/usr/share/fonts/truetype/msttcorefonts/Arial_Bold.ttf";
 			break;
 
 			//NOTE: OS X is currently unsupported, but it could be
 			case SDL_SYSWM_COCOA:
 				platform = "Apple OS X";
-				fontPath = "/System/Library/Fonts/arialbd.ttf";
 			break;
 
 			default:
@@ -109,16 +116,11 @@ void ClientApplication::Init(int argc, char* argv[]) {
 		std::cout << (int)windowInfo.version.minor << ".";
 		std::cout << (int)windowInfo.version.patch << " on ";
 		std::cout << platform << std::endl;
-
-		//handle the default font paths
-		if (config["client.font"].size() == 0) {
-			config["client.font"] = fontPath;
-		}
 	}
 	else {
 		std::ostringstream msg;
 		msg << "Failed to retrieve window info: " << SDL_GetError();
-		throw(msg.str());
+		throw(std::runtime_error(msg.str()));
 	}
 
 	//-------------------------
@@ -256,6 +258,7 @@ void ClientApplication::Quit() {
 	BaseScene::SetRenderer(nullptr);
 	SDL_DestroyRenderer(renderer);
 	SDL_DestroyWindow(window);
+	SDL_Quit();
 	std::cout << "Clean exit" << std::endl;
 }
 

client/client_application.hpp

@@ -1,4 +1,4 @@
-/* Copyright: (c) Kayne Ruse 2013-2015
+/* Copyright: (c) Kayne Ruse 2013-2016
  * 
  * This software is provided 'as-is', without any express or implied
  * warranty. In no event will the authors be held liable for any damages
@@ -53,7 +53,7 @@ private:
 	SDL_Window* window = nullptr;
 	SDL_Renderer* renderer = nullptr;
 
-	//shared parameters
+	//global scene parameters
 	int clientIndex = -1;
 	int accountIndex = -1;
 };

client/entities/base_character.cpp

@@ -1,4 +1,4 @@
-/* Copyright: (c) Kayne Ruse 2013-2015
+/* Copyright: (c) Kayne Ruse 2013-2016
  * 
  * This software is provided 'as-is', without any express or implied
  * warranty. In no event will the authors be held liable for any damages

client/entities/base_character.hpp

@@ -1,4 +1,4 @@
-/* Copyright: (c) Kayne Ruse 2013-2015
+/* Copyright: (c) Kayne Ruse 2013-2016
  * 
  * This software is provided 'as-is', without any express or implied
  * warranty. In no event will the authors be held liable for any damages

client/entities/base_creature.cpp

@@ -1,4 +1,4 @@
-/* Copyright: (c) Kayne Ruse 2013-2015
+/* Copyright: (c) Kayne Ruse 2013-2016
  * 
  * This software is provided 'as-is', without any express or implied
  * warranty. In no event will the authors be held liable for any damages
@@ -19,28 +19,28 @@
  * 3. This notice may not be removed or altered from any source
  * distribution.
 */
-#include "base_monster.hpp"
+#include "base_creature.hpp"
 
 #include "config_utility.hpp"
 
-void BaseMonster::CorrectSprite() {
+void BaseCreature::CorrectSprite() {
-	//TODO: (9) BaseMonster::CorrectSprite()
+	//TODO: (9) BaseCreature::CorrectSprite()
 }
 
-std::string BaseMonster::SetHandle(std::string s) {
+std::string BaseCreature::SetHandle(std::string s) {
 	return handle = s;
 }
 
-std::string BaseMonster::GetHandle() const {
+std::string BaseCreature::GetHandle() const {
 	return handle;
 }
 
-std::string BaseMonster::SetAvatar(SDL_Renderer* const renderer, std::string s) {
+std::string BaseCreature::SetAvatar(SDL_Renderer* const renderer, std::string s) {
 	avatar = s;
-	sprite.Load(renderer, ConfigUtility::GetSingleton()["dir.sprites"] + avatar, 4, 1);
+	sprite.Load(renderer, ConfigUtility::GetSingleton()["dir.sprites"] + avatar, 4, 4);
 	return avatar;
 }
 
-std::string BaseMonster::GetAvatar() const {
+std::string BaseCreature::GetAvatar() const {
 	return avatar;
 }

client/entities/base_creature.hpp

@@ -1,4 +1,4 @@
-/* Copyright: (c) Kayne Ruse 2013-2015
+/* Copyright: (c) Kayne Ruse 2013-2016
  * 
  * This software is provided 'as-is', without any express or implied
  * warranty. In no event will the authors be held liable for any damages
@@ -23,10 +23,10 @@
 
 #include "entity.hpp"
 
-class BaseMonster: public Entity {
+class BaseCreature: public Entity {
 public:
-	BaseMonster() = default;
+	BaseCreature() = default;
-	virtual ~BaseMonster() = default;
+	virtual ~BaseCreature() = default;
 
 	void CorrectSprite();
 

client/entities/entity.cpp

@@ -1,4 +1,4 @@
-/* Copyright: (c) Kayne Ruse 2013-2015
+/* Copyright: (c) Kayne Ruse 2013-2016
  * 
  * This software is provided 'as-is', without any express or implied
  * warranty. In no event will the authors be held liable for any damages

client/entities/entity.hpp

@@ -1,4 +1,4 @@
-/* Copyright: (c) Kayne Ruse 2013-2015
+/* Copyright: (c) Kayne Ruse 2013-2016
  * 
  * This software is provided 'as-is', without any express or implied
  * warranty. In no event will the authors be held liable for any damages

client/entities/local_character.cpp

@@ -1,4 +1,4 @@
-/* Copyright: (c) Kayne Ruse 2013-2015
+/* Copyright: (c) Kayne Ruse 2013-2016
  * 
  * This software is provided 'as-is', without any express or implied
  * warranty. In no event will the authors be held liable for any damages

client/entities/local_character.hpp

@@ -1,4 +1,4 @@
-/* Copyright: (c) Kayne Ruse 2013-2015
+/* Copyright: (c) Kayne Ruse 2013-2016
  * 
  * This software is provided 'as-is', without any express or implied
  * warranty. In no event will the authors be held liable for any damages

client/fatal_error.cpp

@@ -0,0 +1,24 @@
+/* Copyright: (c) Kayne Ruse 2013-2016
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#include "fatal_error.hpp"
+
+//DOCS: This empty file is used to force an object file

client/fatal_error.hpp

@@ -1,4 +1,4 @@
-/* Copyright: (c) Kayne Ruse 2013-2015
+/* Copyright: (c) Kayne Ruse 2013-2016
  * 
  * This software is provided 'as-is', without any express or implied
  * warranty. In no event will the authors be held liable for any damages
@@ -24,8 +24,8 @@
 #include <stdexcept>
 #include <string>
 
-class terminal_error: public std::runtime_error {
+class fatal_error: public std::runtime_error {
 public:
-	explicit terminal_error(const std::string& str): runtime_error(str) {}
+	explicit fatal_error(const std::string& str): runtime_error(str) {}
-	explicit terminal_error(const char* cstr): runtime_error(cstr) {}
+	explicit fatal_error(const char* cstr): runtime_error(cstr) {}
 };

client/gameplay_scenes/world_characters.cpp

@@ -1,241 +0,0 @@
-/* Copyright: (c) Kayne Ruse 2013-2015
- * 
- * This software is provided 'as-is', without any express or implied
- * warranty. In no event will the authors be held liable for any damages
- * arising from the use of this software.
- * 
- * Permission is granted to anyone to use this software for any purpose,
- * including commercial applications, and to alter it and redistribute it
- * freely, subject to the following restrictions:
- * 
- * 1. The origin of this software must not be misrepresented; you must not
- * claim that you wrote the original software. If you use this software
- * in a product, an acknowledgment in the product documentation would be
- * appreciated but is not required.
- * 
- * 2. Altered source versions must be plainly marked as such, and must not be
- * misrepresented as being the original software.
- * 
- * 3. This notice may not be removed or altered from any source
- * distribution.
-*/
-#include "world.hpp"
-
-#include "channels.hpp"
-
-#include <cstring>
-#include <iostream>
-#include <sstream>
-#include <stdexcept>
-
-//-------------------------
-//character management
-//-------------------------
-
-//DOCS: preexisting characters will result in query responses
-//DOCS: new characters will result in create messages
-//DOCS: this client's character will exist in both (skipped)
-
-void World::hCharacterUpdate(CharacterPacket* const argPacket) {
-	//TODO: (1) Authentication
-	//NOTE: applies to the local character too
-
-	//check that this character exists
-	std::map<int, BaseCharacter>::iterator characterIt = characterMap.find(argPacket->characterIndex);
-	if (characterIt != characterMap.end()) {
-		//update the origin and motion, if there's a difference
-		if (characterIt->second.GetOrigin() != argPacket->origin) {
-			characterIt->second.SetOrigin(argPacket->origin);
-		}
-		if (characterIt->second.GetMotion() != argPacket->motion) {
-			characterIt->second.SetMotion(argPacket->motion);
-			characterIt->second.CorrectSprite(); //only correct the sprite if the motion changes
-		}
-	}
-}
-
-void World::hCharacterCreate(CharacterPacket* const argPacket) {
-	//prevent double message
-	if (characterMap.find(argPacket->characterIndex) != characterMap.end()) {
-		std::ostringstream msg;
-		msg << "Double character creation event; ";
-		msg << "Index: " << argPacket->characterIndex << "; ";
-		msg << "Handle: " << argPacket->handle;
-		throw(std::runtime_error(msg.str()));
-	}
-
-	//implicity create and retrieve the entity
-	BaseCharacter* character = &characterMap[argPacket->characterIndex];
-
-	//fill the character's info
-	character->SetHandle(argPacket->handle);
-	character->SetAvatar(GetRenderer(), argPacket->avatar);
-	character->SetOwner(argPacket->accountIndex);
-	character->SetOrigin(argPacket->origin);
-	character->SetMotion(argPacket->motion);
-	character->SetBounds(argPacket->bounds);
-
-	character->CorrectSprite();
-
-	//check for this player's character
-	if (character->GetOwner() == accountIndex) {
-		localCharacter = static_cast<LocalCharacter*>(character);
-
-		//focus the camera on this character's sprite
-		camera.marginX = (camera.width / 2 - localCharacter->GetSprite()->GetClipW() / 2);
-		camera.marginY = (camera.height/ 2 - localCharacter->GetSprite()->GetClipH() / 2);
-
-		//focus on this character's info
-		characterIndex = argPacket->characterIndex;
-		roomIndex = argPacket->roomIndex;
-
-		//query the world state (room)
-		CharacterPacket newPacket;
-		memset(&newPacket, 0, MAX_PACKET_SIZE);
-		newPacket.type = SerialPacketType::QUERY_CHARACTER_EXISTS;
-		newPacket.roomIndex = roomIndex;
-		network.SendTo(Channels::SERVER, &newPacket);
-		newPacket.type = SerialPacketType::QUERY_MONSTER_EXISTS;
-		network.SendTo(Channels::SERVER, &newPacket);
-	}
-
-	//debug
-	std::cout << "Character Create, total: " << characterMap.size() << std::endl;
-}
-
-void World::hCharacterDelete(CharacterPacket* const argPacket) {
-	//ignore if this character doesn't exist
-	std::map<int, BaseCharacter>::iterator characterIt = characterMap.find(argPacket->characterIndex);
-	if (characterIt == characterMap.end()) {
-		return;
-	}
-
-	//check for this player's character
-	if ((*characterIt).second.GetOwner() == accountIndex) {
-		localCharacter = nullptr;
-
-		//clear the camera
-		camera.marginX = 0;
-		camera.marginY = 0;
-
-		//clear the room
-		roomIndex = -1;
-		regionPager.UnloadAll();
-		characterMap.clear();
-		monsterMap.clear();
-	}
-	else {
-		//remove this character
-		characterMap.erase(characterIt);
-	}
-
-	//debug
-	std::cout << "Character Delete, total: " << characterMap.size() << std::endl;
-}
-
-void World::hQueryCharacterExists(CharacterPacket* const argPacket) {
-	//prevent a double message about this player's character
-	//TODO: why is this commented out?
-//	if (argPacket->accountIndex == accountIndex) {
-//		return;
-//	}
-
-	//ignore characters in a different room (sub-optimal)
-	if (argPacket->roomIndex != roomIndex) {
-		return;
-	}
-
-	//implicitly construct the character if it doesn't exist
-	BaseCharacter* character = &characterMap[argPacket->characterIndex];
-
-	//set/update the character's info
-	character->SetOrigin(argPacket->origin);
-	character->SetMotion(argPacket->motion);
-	character->SetBounds({CHARACTER_BOUNDS_X, CHARACTER_BOUNDS_Y, CHARACTER_BOUNDS_WIDTH, CHARACTER_BOUNDS_HEIGHT});
-	character->SetHandle(argPacket->handle);
-	character->SetAvatar(GetRenderer(), argPacket->avatar);
-	character->SetOwner(argPacket->accountIndex);
-	character->CorrectSprite();
-
-	//debug
-	std::cout << "Character Query, total: " << characterMap.size() << std::endl;
-}
-
-void World::hQueryCharacterStats(CharacterPacket* const argPacket) {
-	//TODO: (9) World::hQueryCharacterStats()
-}
-
-void World::hQueryCharacterLocation(CharacterPacket* const argPacket) {
-	//TODO: (9) World::hQueryCharacterLocation()
-}
-
-void World::hCharacterMovement(CharacterPacket* const argPacket) {
-	//TODO: (1) Authentication
-	if (argPacket->characterIndex == characterIndex) {
-		return;
-	}
-
-	//check that this character exists
-	std::map<int, BaseCharacter>::iterator characterIt = characterMap.find(argPacket->characterIndex);
-	if (characterIt != characterMap.end()) {
-		//set the origin and motion
-		characterIt->second.SetOrigin(argPacket->origin);
-		characterIt->second.SetMotion(argPacket->motion);
-		characterIt->second.CorrectSprite();
-	}
-}
-
-void World::hCharacterAttack(CharacterPacket* const argPacket) {
-	//TODO: (9) World::hCharacterAttack()
-}
-
-void World::hCharacterDamage(CharacterPacket* const argPacket) {
-	//TODO: (9) World::hCharacterDamage()
-}
-
-//-------------------------
-//player movement & collision
-//-------------------------
-
-void World::SendLocalCharacterMovement() {
-	CharacterPacket newPacket;
-	newPacket.type = SerialPacketType::CHARACTER_MOVEMENT;
-
-	newPacket.accountIndex = accountIndex;
-	newPacket.characterIndex = characterIndex;
-	newPacket.roomIndex = roomIndex;
-	newPacket.origin = localCharacter->GetOrigin();
-	newPacket.motion = localCharacter->GetMotion();
-
-	network.SendTo(Channels::SERVER, &newPacket);
-}
-
-std::list<BoundingBox> World::GenerateCollisionGrid(Entity* ptr, int tileWidth, int tileHeight) {
-	//prepare for collisions
-	BoundingBox wallBounds = {0, 0, tileWidth, tileHeight};
-	std::list<BoundingBox> boxList;
-
-	//NOTE: for loops were too dense to work with, so I've just used while loops
-
-	//outer loop
-	wallBounds.x = snapToBase((double)wallBounds.w, ptr->GetOrigin().x);
-	while(wallBounds.x < (ptr->GetOrigin() + ptr->GetBounds()).x + ptr->GetBounds().w) {
-		//inner loop
-		wallBounds.y = snapToBase((double)wallBounds.h, ptr->GetOrigin().y);
-		while(wallBounds.y < (ptr->GetOrigin() + ptr->GetBounds()).y + ptr->GetBounds().h) {
-			//check to see if this tile is solid (non-existant tiles are always false)
-			if (regionPager.GetSolid(wallBounds.x / wallBounds.w, wallBounds.y / wallBounds.h)) {
-				//push onto the box set
-				boxList.push_front(wallBounds);
-			}
-
-			//increment
-			wallBounds.y += wallBounds.h;
-		}
-
-		//increment
-		wallBounds.x += wallBounds.w;
-	}
-
-	return std::move(boxList);
-}

client/gameplay_scenes/world_connections.cpp

@@ -1,134 +0,0 @@
-/* Copyright: (c) Kayne Ruse 2013-2015
- * 
- * This software is provided 'as-is', without any express or implied
- * warranty. In no event will the authors be held liable for any damages
- * arising from the use of this software.
- * 
- * Permission is granted to anyone to use this software for any purpose,
- * including commercial applications, and to alter it and redistribute it
- * freely, subject to the following restrictions:
- * 
- * 1. The origin of this software must not be misrepresented; you must not
- * claim that you wrote the original software. If you use this software
- * in a product, an acknowledgment in the product documentation would be
- * appreciated but is not required.
- * 
- * 2. Altered source versions must be plainly marked as such, and must not be
- * misrepresented as being the original software.
- * 
- * 3. This notice may not be removed or altered from any source
- * distribution.
-*/
-#include "world.hpp"
-
-#include "channels.hpp"
-#include "ip_operators.hpp"
-
-#include <chrono>
-#include <sstream>
-#include <stdexcept>
-
-//-------------------------
-//heartbeat system
-//-------------------------
-
-void World::hPing(ServerPacket* const argPacket) {
-	ServerPacket newPacket;
-	newPacket.type = SerialPacketType::PONG;
-	network.SendTo(argPacket->srcAddress, &newPacket);
-}
-
-void World::hPong(ServerPacket* const argPacket) {
-	if (*network.GetIPAddress(Channels::SERVER) != argPacket->srcAddress) {
-		throw(std::runtime_error("Heartbeat message received from an unknown source"));
-	}
-	attemptedBeats = 0;
-	lastBeat = Clock::now();
-}
-
-void World::CheckHeartBeat() {
-	//check the connection (heartbeat)
-	if (Clock::now() - lastBeat > std::chrono::seconds(3)) {
-		if (attemptedBeats > 2) {
-			//escape to the disconnect screen
-			SendDisconnectRequest();
-			SetSceneSignal(SceneSignal::DISCONNECTEDSCREEN);
-			ConfigUtility::GetSingleton()["client.disconnectMessage"] = "Error: Lost connection to the server";
-		}
-		else {
-			ServerPacket newPacket;
-			newPacket.type = SerialPacketType::PING;
-			network.SendTo(Channels::SERVER, &newPacket);
-
-			attemptedBeats++;
-			lastBeat = Clock::now();
-		}
-	}
-}
-
-//-------------------------
-//Connection control
-//-------------------------
-
-void World::SendLogoutRequest() {
-	ClientPacket newPacket;
-
-	//send a logout request
-	newPacket.type = SerialPacketType::LOGOUT_REQUEST;
-	newPacket.accountIndex = accountIndex;
-
-	network.SendTo(Channels::SERVER, &newPacket);
-}
-
-void World::SendDisconnectRequest() {
-	ClientPacket newPacket;
-
-	//send a disconnect request
-	newPacket.type = SerialPacketType::DISCONNECT_REQUEST;
-	newPacket.clientIndex = clientIndex;
-
-	network.SendTo(Channels::SERVER, &newPacket);
-}
-
-void World::SendAdminDisconnectForced() {
-	//TODO: (9) World::SendAdminDisconnectForced()
-}
-
-void World::SendAdminShutdownRequest() {
-	ClientPacket newPacket;
-
-	//send a shutdown request
-	newPacket.type = SerialPacketType::ADMIN_SHUTDOWN_REQUEST;
-	newPacket.accountIndex = accountIndex;
-
-	network.SendTo(Channels::SERVER, &newPacket);
-}
-
-void World::hLogoutResponse(ClientPacket* const argPacket) {
-	if (localCharacter) {
-		characterMap.erase(characterIndex);
-		localCharacter = nullptr;
-	}
-
-	accountIndex = -1;
-	characterIndex = -1;
-
-	//reset the camera
-	camera.marginX = camera.marginY = 0;
-
-	//because, why not? I guess...
-	SendDisconnectRequest();
-}
-
-void World::hDisconnectResponse(ClientPacket* const argPacket) {
-	hLogoutResponse(argPacket);//shortcut
-	SetSceneSignal(SceneSignal::DISCONNECTEDSCREEN);
-	ConfigUtility::GetSingleton()["client.disconnectMessage"] = "You have successfully logged out";
-}
-
-void World::hAdminDisconnectForced(ClientPacket* const argPacket) {
-	hDisconnectResponse(argPacket);//shortcut
-	SetSceneSignal(SceneSignal::DISCONNECTEDSCREEN);
-	ConfigUtility::GetSingleton()["client.disconnectMessage"] = "You have been forcibly disconnected by the server";
-}
-

client/gameplay_scenes/world_logic.cpp

@@ -1,443 +0,0 @@
-/* Copyright: (c) Kayne Ruse 2013-2015
- * 
- * This software is provided 'as-is', without any express or implied
- * warranty. In no event will the authors be held liable for any damages
- * arising from the use of this software.
- * 
- * Permission is granted to anyone to use this software for any purpose,
- * including commercial applications, and to alter it and redistribute it
- * freely, subject to the following restrictions:
- * 
- * 1. The origin of this software must not be misrepresented; you must not
- * claim that you wrote the original software. If you use this software
- * in a product, an acknowledgment in the product documentation would be
- * appreciated but is not required.
- * 
- * 2. Altered source versions must be plainly marked as such, and must not be
- * misrepresented as being the original software.
- * 
- * 3. This notice may not be removed or altered from any source
- * distribution.
-*/
-#include "world.hpp"
-
-#include "channels.hpp"
-#include "terminal_error.hpp"
-
-#include <stdexcept>
-#include <algorithm>
-#include <cmath>
-#include <cstring>
-#include <iostream>
-#include <sstream>
-
-//-------------------------
-//Public access members
-//-------------------------
-
-World::World(int* const argClientIndex,	int* const argAccountIndex):
-	clientIndex(*argClientIndex),
-	accountIndex(*argAccountIndex)
-{
-	//setup the utility objects
-	buttonImage.Load(GetRenderer(), config["dir.interface"] + "button_red.png");
-	font = TTF_OpenFont(config["client.font"].c_str(), 12);
-
-	//check that the font loaded
-	if (!font) {
-		std::ostringstream msg;
-		msg << "Failed to load a font file; " << SDL_GetError();
-		throw(std::runtime_error(msg.str()));
-	}
-
-	//setup the buttons
-	disconnectButton.SetBackgroundTexture(GetRenderer(), buttonImage.GetTexture());
-	disconnectButton.SetText(GetRenderer(), font, "Disconnect", COLOR_BLUE);
-	shutdownButton.SetBackgroundTexture(GetRenderer(), buttonImage.GetTexture());
-	shutdownButton.SetText(GetRenderer(), font, "Shutdown", COLOR_BLUE);
-
-	//set the button positions
-	disconnectButton.SetX(50);
-	disconnectButton.SetY(50);
-	shutdownButton.SetX(50);
-	shutdownButton.SetY(70);
-
-	//load the tilesheet
-	//TODO: (2) Tile size and tile sheet should be loaded elsewhere
-	tileSheet.Load(GetRenderer(), config["dir.tilesets"] + "overworld.png", 32, 32);
-
-	//Send the character data
-	CharacterPacket newPacket;
-	newPacket.type = SerialPacketType::CHARACTER_LOAD;
-	strncpy(newPacket.handle, config["client.handle"].c_str(), PACKET_STRING_SIZE);
-	strncpy(newPacket.avatar, config["client.avatar"].c_str(), PACKET_STRING_SIZE);
-	newPacket.accountIndex = accountIndex;
-	network.SendTo(Channels::SERVER, &newPacket);
-
-	//set the camera's values
-	SDL_RenderGetLogicalSize(GetRenderer(), &camera.width, &camera.height);
-
-	//debug
-	//
-}
-
-World::~World() {
-	//unload the local data
-	TTF_CloseFont(font);
-	characterMap.clear();
-	monsterMap.clear();
-}
-
-//-------------------------
-//Frame loop
-//-------------------------
-
-void World::FrameStart() {
-	//
-}
-
-void World::Update() {
-	//create and zero the buffer
-	SerialPacket* packetBuffer = reinterpret_cast<SerialPacket*>(new char[MAX_PACKET_SIZE]);
-	memset(packetBuffer, 0, MAX_PACKET_SIZE);
-
-	try {
-		//suck in and process all waiting packets
-		while(network.Receive(packetBuffer)) {
-			HandlePacket(packetBuffer);
-		}
-	}
-	catch(terminal_error& e) {
-		throw(e);
-	}
-	catch(std::exception& e) {
-		std::cerr << "HandlePacket Error: " << e.what() << std::endl;
-	}
-
-	//free the buffer
-	delete reinterpret_cast<char*>(packetBuffer);
-
-	//heartbeat system
-	CheckHeartBeat();
-
-	//update all entities
-	for (auto& it : characterMap) {
-		it.second.Update();
-	}
-	for (auto& it : monsterMap) {
-		it.second.Update();
-	}
-
-	try {
-		//update the map
-		UpdateMap();
-	}
-	catch(terminal_error& e) {
-		throw(e);
-	}
-	catch(std::exception& e) {
-		std::cerr << "UpdateMap Error: " << e.what() << std::endl;
-	}
-
-	//skip the rest without a local character
-	if (!localCharacter) {
-		return;
-	}
-
-	//get the collidable boxes
-	std::list<BoundingBox> boxList = GenerateCollisionGrid(localCharacter, tileSheet.GetTileW(), tileSheet.GetTileH());
-
-	//process the collisions
-	if (localCharacter->ProcessCollisionGrid(boxList)) {
-		localCharacter->CorrectSprite();
-		SendLocalCharacterMovement();
-	}
-
-	//update the camera
-	camera.x = localCharacter->GetOrigin().x - camera.marginX;
-	camera.y = localCharacter->GetOrigin().y - camera.marginY;
-}
-
-void World::FrameEnd() {
-	//
-}
-
-void World::RenderFrame(SDL_Renderer* renderer) {
-	//draw the map
-	for (std::list<Region>::iterator it = regionPager.GetContainer()->begin(); it != regionPager.GetContainer()->end(); it++) {
-		tileSheet.DrawRegionTo(renderer, &(*it), camera.x, camera.y);
-
-		//debugging
-//		std::ostringstream msg;
-//		msg << it->GetX() << ", " << it->GetY();
-//		font.DrawStringTo(msg.str(), screen, it->GetX() * tileSheet.GetImage()->GetClipW() - camera.x, it->GetY() * tileSheet.GetImage()->GetClipH() - camera.y);
-	}
-
-	//draw the entities
-	for (auto& it : characterMap) {
-		//BUG: #29 Characters (and other entities) are drawn out of order
-		it.second.DrawTo(renderer, camera.x, camera.y);
-	}
-	for (auto& it : monsterMap) {
-		it.second.DrawTo(renderer, camera.x, camera.y);
-	}
-
-	//draw UI
-	disconnectButton.DrawTo(renderer);
-	shutdownButton.DrawTo(renderer);
-
-	//FPS
-	fpsTextLine.DrawTo(renderer, 0, 0);
-	int fpsRet = fps.Calculate();
-	if (fpsRet != -1) {
-		std::ostringstream msg;
-		msg << "FPS: " << fpsRet;
-		fpsTextLine.SetText(renderer, font, msg.str(), {255, 255, 255, 255});
-	}
-}
-
-//-------------------------
-//Event handlers
-//-------------------------
-
-void World::QuitEvent() {
-	//two-step logout
-	SendDisconnectRequest();
-	SetSceneSignal(SceneSignal::QUIT);
-}
-
-void World::MouseMotion(SDL_MouseMotionEvent const& event) {
-	disconnectButton.MouseMotion(event);
-	shutdownButton.MouseMotion(event);
-}
-
-void World::MouseButtonDown(SDL_MouseButtonEvent const& event) {
-	disconnectButton.MouseButtonDown(event);
-	shutdownButton.MouseButtonDown(event);
-}
-
-void World::MouseButtonUp(SDL_MouseButtonEvent const& event) {
-	if (disconnectButton.MouseButtonUp(event) == Button::State::RELEASED) {
-		SendLogoutRequest();
-	}
-	if (shutdownButton.MouseButtonUp(event) == Button::State::RELEASED) {
-		SendAdminShutdownRequest();
-	}
-}
-
-void World::MouseWheel(SDL_MouseWheelEvent const& event) {
-	//
-}
-
-void World::KeyDown(SDL_KeyboardEvent const& event) {
-	//BUGFIX: SDL2 introduced key repeats, so I need to ignore it
-	if (event.repeat) {
-		return;
-	}
-
-	//hotkeys
-	switch(event.keysym.sym) {
-		case SDLK_ESCAPE:
-			//TODO: (3) the escape key should actually control menus and stuff
-			SendLogoutRequest();
-		return;
-	}
-
-	//character movement
-	if (!localCharacter) {
-		return;
-	}
-	Vector2 motion = localCharacter->GetMotion();
-	switch(event.keysym.sym) {
-		case SDLK_w:
-			motion.y -= CHARACTER_WALKING_SPEED;
-		break;
-		case SDLK_a:
-			motion.x -= CHARACTER_WALKING_SPEED;
-		break;
-		case SDLK_s:
-			motion.y += CHARACTER_WALKING_SPEED;
-		break;
-		case SDLK_d:
-			motion.x += CHARACTER_WALKING_SPEED;
-		break;
-		default:
-			//DOCS: prevents wrong keys screwing with character movement
-			return;
-	}
-	//handle diagonals
-	if (motion.x != 0 && motion.y != 0) {
-		motion *= CHARACTER_WALKING_MOD;
-	}
-	//set the info
-	localCharacter->SetMotion(motion);
-	localCharacter->CorrectSprite();
-	SendLocalCharacterMovement();
-}
-
-void World::KeyUp(SDL_KeyboardEvent const& event) {
-	//BUGFIX: SDL2 introduced key repeats, so I need to ignore it
-	if (event.repeat) {
-		return;
-	}
-
-	//character movement
-	if (!localCharacter) {
-		return;
-	}
-	Vector2 motion = localCharacter->GetMotion();
-	switch(event.keysym.sym) {
-		case SDLK_w:
-			motion.y = std::min(0.0, motion.y += CHARACTER_WALKING_SPEED);
-		break;
-		case SDLK_a:
-			motion.x = std::min(0.0, motion.x += CHARACTER_WALKING_SPEED);
-		break;
-		case SDLK_s:
-			motion.y = std::max(0.0, motion.y -= CHARACTER_WALKING_SPEED);
-		break;
-		case SDLK_d:
-			motion.x = std::max(0.0, motion.x -= CHARACTER_WALKING_SPEED);
-		break;
-		default:
-			//DOCS: prevents wrong keys screwing with character movement
-			return;
-	}
-	//BUGFIX: reset cardinal direction speed on key release
-	if (motion.x > 0) {
-		motion.x = CHARACTER_WALKING_SPEED;
-	}
-	else if (motion.x < 0) {
-		motion.x = -CHARACTER_WALKING_SPEED;
-	}
-	if (motion.y > 0) {
-		motion.y = CHARACTER_WALKING_SPEED;
-	}
-	else if (motion.y < 0) {
-		motion.y = -CHARACTER_WALKING_SPEED;
-	}
-	//handle diagonals
-	if (motion.x != 0 && motion.y != 0) {
-		motion *= CHARACTER_WALKING_MOD;
-	}
-	//set the info
-	localCharacter->SetMotion(motion);
-	localCharacter->CorrectSprite();
-	SendLocalCharacterMovement();
-}
-
-//-------------------------
-//Direct incoming traffic
-//-------------------------
-
-void World::HandlePacket(SerialPacket* const argPacket) {
-	switch(argPacket->type) {
-		//heartbeat system
-		case SerialPacketType::PING:
-			hPing(static_cast<ServerPacket*>(argPacket));
-		break;
-		case SerialPacketType::PONG:
-			hPong(static_cast<ServerPacket*>(argPacket));
-		break;
-
-		//game server connections
-		case SerialPacketType::LOGOUT_RESPONSE:
-			hLogoutResponse(static_cast<ClientPacket*>(argPacket));
-		break;
-		case SerialPacketType::DISCONNECT_RESPONSE:
-			hDisconnectResponse(static_cast<ClientPacket*>(argPacket));
-		break;
-		case SerialPacketType::ADMIN_DISCONNECT_FORCED:
-			hAdminDisconnectForced(static_cast<ClientPacket*>(argPacket));
-		break;
-
-		//map management
-		case SerialPacketType::REGION_CONTENT:
-			hRegionContent(static_cast<RegionPacket*>(argPacket));
-		break;
-
-		//character management
-		case SerialPacketType::CHARACTER_UPDATE:
-			hCharacterUpdate(static_cast<CharacterPacket*>(argPacket));
-		break;
-		case SerialPacketType::CHARACTER_CREATE:
-			hCharacterCreate(static_cast<CharacterPacket*>(argPacket));
-		break;
-		case SerialPacketType::CHARACTER_DELETE:
-			hCharacterDelete(static_cast<CharacterPacket*>(argPacket));
-		break;
-		case SerialPacketType::QUERY_CHARACTER_EXISTS:
-			hQueryCharacterExists(static_cast<CharacterPacket*>(argPacket));
-		break;
-		case SerialPacketType::QUERY_CHARACTER_STATS:
-			hQueryCharacterStats(static_cast<CharacterPacket*>(argPacket));
-		break;
-		case SerialPacketType::QUERY_CHARACTER_LOCATION:
-			hQueryCharacterLocation(static_cast<CharacterPacket*>(argPacket));
-		break;
-		case SerialPacketType::CHARACTER_MOVEMENT:
-			hCharacterMovement(static_cast<CharacterPacket*>(argPacket));
-		break;
-		case SerialPacketType::CHARACTER_ATTACK:
-			hCharacterAttack(static_cast<CharacterPacket*>(argPacket));
-		break;
-		case SerialPacketType::CHARACTER_DAMAGE:
-			hCharacterDamage(static_cast<CharacterPacket*>(argPacket));
-		break;
-
-		//monster management
-		case SerialPacketType::MONSTER_CREATE:
-			hMonsterCreate(static_cast<MonsterPacket*>(argPacket));
-		break;
-		case SerialPacketType::MONSTER_DELETE:
-			hMonsterDelete(static_cast<MonsterPacket*>(argPacket));
-		break;
-		case SerialPacketType::QUERY_MONSTER_EXISTS:
-			hQueryMonsterExists(static_cast<MonsterPacket*>(argPacket));
-		break;
-		case SerialPacketType::QUERY_MONSTER_STATS:
-			hQueryMonsterStats(static_cast<MonsterPacket*>(argPacket));
-		break;
-		case SerialPacketType::QUERY_MONSTER_LOCATION:
-			hQueryMonsterLocation(static_cast<MonsterPacket*>(argPacket));
-		break;
-		case SerialPacketType::MONSTER_MOVEMENT:
-			hMonsterMovement(static_cast<MonsterPacket*>(argPacket));
-		break;
-		case SerialPacketType::MONSTER_ATTACK:
-			hMonsterAttack(static_cast<MonsterPacket*>(argPacket));
-		break;
-		case SerialPacketType::MONSTER_DAMAGE:
-			hMonsterDamage(static_cast<MonsterPacket*>(argPacket));
-		break;
-
-		//chat
-		case SerialPacketType::TEXT_BROADCAST:
-			hTextBroadcast(static_cast<TextPacket*>(argPacket));
-		break;
-		case SerialPacketType::TEXT_SPEECH:
-			hTextSpeech(static_cast<TextPacket*>(argPacket));
-		break;
-		case SerialPacketType::TEXT_WHISPER:
-			hTextWhisper(static_cast<TextPacket*>(argPacket));
-		break;
-
-		//general rejection messages
-		case SerialPacketType::REGION_REJECTION:
-		case SerialPacketType::CHARACTER_REJECTION:
-		case SerialPacketType::QUERY_REJECTION:
-			throw(terminal_error(static_cast<TextPacket*>(argPacket)->text));
-		break;
-		case SerialPacketType::SHUTDOWN_REJECTION:
-			throw(std::runtime_error(static_cast<TextPacket*>(argPacket)->text));
-		break;
-
-		//errors
-		default: {
-			std::ostringstream msg;
-			msg << "Unknown SerialPacketType encountered in World: " << static_cast<int>(argPacket->type);
-			throw(std::runtime_error(msg.str()));
-		}
-		break;
-	}
-}

client/gameplay_scenes/world_map.cpp

@@ -1,118 +0,0 @@
-/* Copyright: (c) Kayne Ruse 2013-2015
- * 
- * This software is provided 'as-is', without any express or implied
- * warranty. In no event will the authors be held liable for any damages
- * arising from the use of this software.
- * 
- * Permission is granted to anyone to use this software for any purpose,
- * including commercial applications, and to alter it and redistribute it
- * freely, subject to the following restrictions:
- * 
- * 1. The origin of this software must not be misrepresented; you must not
- * claim that you wrote the original software. If you use this software
- * in a product, an acknowledgment in the product documentation would be
- * appreciated but is not required.
- * 
- * 2. Altered source versions must be plainly marked as such, and must not be
- * misrepresented as being the original software.
- * 
- * 3. This notice may not be removed or altered from any source
- * distribution.
-*/
-#include "world.hpp"
-
-#include "channels.hpp"
-
-#include <sstream>
-
-//-------------------------
-//static functions
-//-------------------------
-
-//TODO: (3) proper checksum
-static int regionChecksum(Region* const region) {
-	int sum = 0;
-	for(int i = 0; i < REGION_WIDTH; i++) {
-		for (int j = 0; j < REGION_HEIGHT; j++) {
-			for (int k = 0; k < REGION_DEPTH; k++) {
-				sum |= region->GetTile(i, j, k);
-			}
-		}
-	}
-	return sum;
-}
-
-//-------------------------
-//map management
-//-------------------------
-
-void World::SendRegionRequest(int roomIndex, int x, int y) {
-	RegionPacket packet;
-
-	//pack the region's data
-	packet.type = SerialPacketType::REGION_REQUEST;
-	packet.roomIndex = roomIndex;
-	packet.x = x;
-	packet.y = y;
-
-	network.SendTo(Channels::SERVER, &packet);
-}
-
-void World::hRegionContent(RegionPacket* const argPacket) {
-	//checksum
-	if (regionChecksum(argPacket->region) == 0) {
-		std::ostringstream msg;
-		msg << "Received region checksum failed: " << argPacket->x << ", " << argPacket->y;
-		throw(std::runtime_error(msg.str()));
-	}
-
-	//replace existing regions
-	regionPager.UnloadIf([&](Region const& region) -> bool {
-		return region.GetX() == argPacket->x && region.GetY() == argPacket->y;
-	});
-	regionPager.PushRegion(argPacket->region);
-
-	//clean up after the serial code
-	delete argPacket->region;
-	argPacket->region = nullptr;
-}
-
-void World::UpdateMap() {
-	if (roomIndex == -1) {
-		return;
-	}
-
-	//these represent the zone of regions that the client needs loaded, including the mandatory buffers (+1/-1)
-	int xStart = snapToBase(REGION_WIDTH, camera.x/tileSheet.GetTileW()) - REGION_WIDTH;
-	int xEnd = snapToBase(REGION_WIDTH, (camera.x+camera.width)/tileSheet.GetTileW()) + REGION_WIDTH;
-
-	int yStart = snapToBase(REGION_HEIGHT, camera.y/tileSheet.GetTileH()) - REGION_HEIGHT;
-	int yEnd = snapToBase(REGION_HEIGHT, (camera.y+camera.height)/tileSheet.GetTileH()) + REGION_HEIGHT;
-
-	//prune distant regions
-	regionPager.GetContainer()->remove_if([&](Region const& region) -> bool {
-		return region.GetX() < xStart || region.GetX() > xEnd || region.GetY() < yStart || region.GetY() > yEnd;
-	});
-
-	//request empty regions within this zone
-	for (int i = xStart; i <= xEnd; i += REGION_WIDTH) {
-		for (int j = yStart; j <= yEnd; j += REGION_HEIGHT) {
-			Region* region = regionPager.FindRegion(i, j);
-			if (!region) {
-				//request absent region
-				SendRegionRequest(roomIndex, i, j);
-			}
-			else if (regionChecksum(region) == 0) {
-				//checksum failed
-				regionPager.UnloadIf([region](Region const& ref) -> bool {
-					//remove the erroneous region
-					return region == &ref;
-				});
-				SendRegionRequest(roomIndex, i, j);
-				std::ostringstream msg;
-				msg << "Existing region checksum failed: " << roomIndex << ", " << i << ", " << j;
-				throw(std::runtime_error(msg.str()));
-			}
-		}
-	}
-}

client/gameplay_scenes/world_monsters.cpp

@@ -1,126 +0,0 @@
-/* Copyright: (c) Kayne Ruse 2013-2015
- * 
- * This software is provided 'as-is', without any express or implied
- * warranty. In no event will the authors be held liable for any damages
- * arising from the use of this software.
- * 
- * Permission is granted to anyone to use this software for any purpose,
- * including commercial applications, and to alter it and redistribute it
- * freely, subject to the following restrictions:
- * 
- * 1. The origin of this software must not be misrepresented; you must not
- * claim that you wrote the original software. If you use this software
- * in a product, an acknowledgment in the product documentation would be
- * appreciated but is not required.
- * 
- * 2. Altered source versions must be plainly marked as such, and must not be
- * misrepresented as being the original software.
- * 
- * 3. This notice may not be removed or altered from any source
- * distribution.
-*/
-#include "world.hpp"
-
-#include "channels.hpp"
-
-#include <iostream>
-#include <sstream>
-#include <stdexcept>
-
-//-------------------------
-//monster management
-//-------------------------
-
-void World::hMonsterCreate(MonsterPacket* const argPacket) {
-	//check for logic errors
-	if (monsterMap.find(argPacket->monsterIndex) != monsterMap.end()) {
-		std::ostringstream msg;
-		msg << "Double monster creation event; ";
-		msg << "Index: " << argPacket->monsterIndex << "; ";
-		msg << "Handle: " << argPacket->handle;
-		throw(std::runtime_error(msg.str()));
-	}
-
-	//ignore monsters from other rooms
-	if (roomIndex != argPacket->roomIndex) {
-		//temporary error checking
-		std::ostringstream msg;
-		msg << "Monster from the wrong room received: ";
-		msg << "monsterIndex: " << argPacket->monsterIndex << ", roomIndex: " << argPacket->roomIndex;
-		throw(std::runtime_error(msg.str()));
-	}
-
-	//implicitly create the element
-	BaseMonster* monster = &monsterMap[argPacket->monsterIndex];
-
-	//fill the monster's info
-	monster->SetHandle(argPacket->handle);
-	monster->SetAvatar(GetRenderer(), argPacket->avatar);
-	monster->SetBounds(argPacket->bounds);
-	monster->SetOrigin(argPacket->origin);
-	monster->SetMotion(argPacket->motion);
-
-	//debug
-	std::cout << "Monster Create, total: " << monsterMap.size() << std::endl;
-}
-
-void World::hMonsterDelete(MonsterPacket* const argPacket) {
-	//ignore if this monster doesn't exist
-	std::map<int, BaseMonster>::iterator monsterIt = monsterMap.find(argPacket->monsterIndex);
-	if (monsterIt == monsterMap.end()) {
-		return;
-	}
-
-	//remove this monster
-	monsterMap.erase(monsterIt);
-
-	//debug
-	std::cout << "Monster Delete, total: " << monsterMap.size() << std::endl;
-}
-
-void World::hQueryMonsterExists(MonsterPacket* const argPacket) {
-	//ignore monsters in a different room (sub-optimal)
-	if (argPacket->roomIndex != roomIndex) {
-		return;
-	}
-
-	//implicitly create the element
-	BaseMonster* monster = &monsterMap[argPacket->monsterIndex];
-
-	//fill the monster's info
-	monster->SetHandle(argPacket->handle);
-	monster->SetAvatar(GetRenderer(), argPacket->avatar);
-	monster->SetBounds(argPacket->bounds);
-	monster->SetOrigin(argPacket->origin);
-	monster->SetMotion(argPacket->motion);
-
-	//debug
-	std::cout << "Monster Query, total: " << monsterMap.size() << std::endl;
-}
-
-void World::hQueryMonsterStats(MonsterPacket* const argPacket) {
-	//TODO: (9) World::hQueryMonsterStats()
-}
-
-void World::hQueryMonsterLocation(MonsterPacket* const argPacket) {
-	//TODO: (9) World::hQueryMonsterLocation()
-}
-
-void World::hMonsterMovement(MonsterPacket* const argPacket) {
-	//ignore if this monster doesn't exist
-	std::map<int, BaseMonster>::iterator monsterIt = monsterMap.find(argPacket->monsterIndex);
-	if (monsterIt == monsterMap.end()) {
-		return;
-	}
-
-	monsterIt->second.SetOrigin(argPacket->origin);
-	monsterIt->second.SetOrigin(argPacket->motion);
-}
-
-void World::hMonsterAttack(MonsterPacket* const argPacket) {
-	//TODO: (9) World::hMonsterAttack()
-}
-
-void World::hMonsterDamage(MonsterPacket* const argPacket) {
-	//TODO: (9) World::hMonsterDamage()
-}

client/main.cpp

@@ -1,4 +1,4 @@
-/* Copyright: (c) Kayne Ruse 2013-2015
+/* Copyright: (c) Kayne Ruse 2013-2016
  * 
  * This software is provided 'as-is', without any express or implied
  * warranty. In no event will the authors be held liable for any damages

client/makefile

@@ -1,5 +1,5 @@
 #include directories
-INCLUDES+=. client_utilities entities gameplay_scenes menu_scenes ../common/debugging ../common/gameplay ../common/graphics ../common/map ../common/network ../common/network/packet_types ../common/ui ../common/utilities
+INCLUDES+=. entities scenes ../common/debugging ../common/gameplay ../common/graphics ../common/map ../common/network ../common/network/packet_types ../common/ui ../common/utilities
 
 #libraries
 #the order of the $(LIBS) is important, at least for MinGW
@@ -29,10 +29,8 @@ OUT=$(addprefix $(OUTDIR)/,client)
 
 #targets
 all: $(OBJ) $(OUT)
-	$(MAKE) -C client_utilities
 	$(MAKE) -C entities
-	$(MAKE) -C gameplay_scenes
+	$(MAKE) -C scenes
-	$(MAKE) -C menu_scenes
 	$(CXX) $(CXXFLAGS) -o $(OUT) $(OBJ) $(LIBS)
 
 $(OBJ): | $(OBJDIR)

client/scene_signal.hpp

@@ -1,4 +1,4 @@
-/* Copyright: (c) Kayne Ruse 2013-2015
+/* Copyright: (c) Kayne Ruse 2013-2016
  * 
  * This software is provided 'as-is', without any express or implied
  * warranty. In no event will the authors be held liable for any damages

client/scenes/disconnected_screen.cpp

@@ -1,4 +1,4 @@
-/* Copyright: (c) Kayne Ruse 2013-2015
+/* Copyright: (c) Kayne Ruse 2013-2016
  * 
  * This software is provided 'as-is', without any express or implied
  * warranty. In no event will the authors be held liable for any damages
@@ -37,7 +37,7 @@ DisconnectedScreen::DisconnectedScreen() {
 
 	//setup the utility objects
 	//TODO: (1) resource tool, to prevent reloading like this
-	image.Load(GetRenderer(), config["dir.interface"] + "button_red.png");
+	image.Load(GetRenderer(), config["dir.interface"] + "button_blue.png");
 	font = TTF_OpenFont(config["client.font"].c_str(), 12);
 
 	//check that the font loaded
@@ -49,7 +49,7 @@ DisconnectedScreen::DisconnectedScreen() {
 
 	//setup the button
 	backButton.SetBackgroundTexture(GetRenderer(), image.GetTexture());
-	backButton.SetText(GetRenderer(), font, "Back", COLOR_BLUE);
+	backButton.SetText(GetRenderer(), font, "Back", COLOR_WHITE);
 
 	//set the button positions
 	backButton.SetX(50);

client/scenes/disconnected_screen.hpp

@@ -1,4 +1,4 @@
-/* Copyright: (c) Kayne Ruse 2013-2015
+/* Copyright: (c) Kayne Ruse 2013-2016
  * 
  * This software is provided 'as-is', without any express or implied
  * warranty. In no event will the authors be held liable for any damages

client/scenes/lobby_menu.cpp

@@ -1,4 +1,4 @@
-/* Copyright: (c) Kayne Ruse 2013-2015
+/* Copyright: (c) Kayne Ruse 2013-2016
  * 
  * This software is provided 'as-is', without any express or implied
  * warranty. In no event will the authors be held liable for any damages
@@ -40,7 +40,7 @@ LobbyMenu::LobbyMenu(int* const argClientIndex, int* const argAccountIndex):
 	accountIndex = -1;
 
 	//setup the utility objects
-	buttonImage.Load(GetRenderer(), config["dir.interface"] + "button_red.png");
+	buttonImage.Load(GetRenderer(), config["dir.interface"] + "button_blue.png");
 	font = TTF_OpenFont(config["client.font"].c_str(), 12);
 
 	//check that the font loaded
@@ -52,11 +52,11 @@ LobbyMenu::LobbyMenu(int* const argClientIndex, int* const argAccountIndex):
 
 	//setup the buttons
 	searchButton.SetBackgroundTexture(GetRenderer(), buttonImage.GetTexture());
-	searchButton.SetText(GetRenderer(), font, "Search", COLOR_BLUE);
+	searchButton.SetText(GetRenderer(), font, "Search", COLOR_WHITE);
 	joinButton.SetBackgroundTexture(GetRenderer(), buttonImage.GetTexture());
-	joinButton.SetText(GetRenderer(), font, "Join", COLOR_BLUE);
+	joinButton.SetText(GetRenderer(), font, "Join", COLOR_WHITE);
 	backButton.SetBackgroundTexture(GetRenderer(), buttonImage.GetTexture());
-	backButton.SetText(GetRenderer(), font, "Back", COLOR_BLUE);
+	backButton.SetText(GetRenderer(), font, "Back", COLOR_WHITE);
 
 	//set the button positions (assumed)
 	searchButton.SetX(50);
@@ -122,7 +122,7 @@ void LobbyMenu::RenderFrame(SDL_Renderer* renderer) {
 
 		//draw the server's info
 		serverVector[i].nameImage.DrawTo(renderer, boundingBox.x, boundingBox.y + boundingBox.h * i);
-		serverVector[i].playerCountImage.DrawTo(renderer, boundingBox.x+300, boundingBox.y + boundingBox.h * i);
+		serverVector[i].playerCountImage.DrawTo(renderer, boundingBox.x+276, boundingBox.y + boundingBox.h * i);
 	}
 }
 

client/scenes/lobby_menu.hpp

@@ -1,4 +1,4 @@
-/* Copyright: (c) Kayne Ruse 2013-2015
+/* Copyright: (c) Kayne Ruse 2013-2016
  * 
  * This software is provided 'as-is', without any express or implied
  * warranty. In no event will the authors be held liable for any damages

client/scenes/main_menu.cpp

@@ -1,4 +1,4 @@
-/* Copyright: (c) Kayne Ruse 2013-2015
+/* Copyright: (c) Kayne Ruse 2013-2016
  * 
  * This software is provided 'as-is', without any express or implied
  * warranty. In no event will the authors be held liable for any damages
@@ -34,7 +34,7 @@ MainMenu::MainMenu() {
 	ConfigUtility& config = ConfigUtility::GetSingleton();
 
 	//setup the utility objects
-	buttonImage.Load(GetRenderer(), config["dir.interface"] + "button_red.png");
+	buttonImage.Load(GetRenderer(), config["dir.interface"] + "button_blue.png");
 	font = TTF_OpenFont(config["client.font"].c_str(), 12);
 
 	//check that the font loaded
@@ -46,11 +46,11 @@ MainMenu::MainMenu() {
 
 	//setup the buttons
 	startButton.SetBackgroundTexture(GetRenderer(), buttonImage.GetTexture());
-	startButton.SetText(GetRenderer(), font, "Start", COLOR_BLUE);
+	startButton.SetText(GetRenderer(), font, "Start", COLOR_WHITE);
 	optionsButton.SetBackgroundTexture(GetRenderer(), buttonImage.GetTexture());
-	optionsButton.SetText(GetRenderer(), font, "Options", COLOR_BLUE);
+	optionsButton.SetText(GetRenderer(), font, "Options", COLOR_WHITE);
 	quitButton.SetBackgroundTexture(GetRenderer(), buttonImage.GetTexture());
-	quitButton.SetText(GetRenderer(), font, "Quit", COLOR_BLUE);
+	quitButton.SetText(GetRenderer(), font, "Quit", COLOR_WHITE);
 
 	//set the button positions
 	startButton.SetX(50);

client/scenes/main_menu.hpp

@@ -1,4 +1,4 @@
-/* Copyright: (c) Kayne Ruse 2013-2015
+/* Copyright: (c) Kayne Ruse 2013-2016
  * 
  * This software is provided 'as-is', without any express or implied
  * warranty. In no event will the authors be held liable for any damages

client/scenes/options_menu.cpp

@@ -1,4 +1,4 @@
-/* Copyright: (c) Kayne Ruse 2013-2015
+/* Copyright: (c) Kayne Ruse 2013-2016
  * 
  * This software is provided 'as-is', without any express or implied
  * warranty. In no event will the authors be held liable for any damages
@@ -34,7 +34,7 @@ OptionsMenu::OptionsMenu() {
 	ConfigUtility& config = ConfigUtility::GetSingleton();
 
 	//setup the utility objects
-	buttonImage.Load(GetRenderer(), config["dir.interface"] + "button_red.png");
+	buttonImage.Load(GetRenderer(), config["dir.interface"] + "button_blue.png");
 	font = TTF_OpenFont(config["client.font"].c_str(), 12);
 
 	//check that the font loaded
@@ -46,7 +46,7 @@ OptionsMenu::OptionsMenu() {
 
 	//setup the button
 	backButton.SetBackgroundTexture(GetRenderer(), buttonImage.GetTexture());
-	backButton.SetText(GetRenderer(), font, "Back", COLOR_BLUE);
+	backButton.SetText(GetRenderer(), font, "Back", COLOR_WHITE);
 
 	//set the button positions
 	backButton.SetX(50);

client/scenes/options_menu.hpp

@@ -1,4 +1,4 @@
-/* Copyright: (c) Kayne Ruse 2013-2015
+/* Copyright: (c) Kayne Ruse 2013-2016
  * 
  * This software is provided 'as-is', without any express or implied
  * warranty. In no event will the authors be held liable for any damages

client/scenes/splash_screen.cpp

@@ -1,4 +1,4 @@
-/* Copyright: (c) Kayne Ruse 2013-2015
+/* Copyright: (c) Kayne Ruse 2013-2016
  * 
  * This software is provided 'as-is', without any express or implied
  * warranty. In no event will the authors be held liable for any damages
@@ -35,15 +35,11 @@ SplashScreen::SplashScreen(SDL_Window* w) {
 
 	logo.Load(GetRenderer(), ConfigUtility::GetSingleton()["dir.logos"] + "krstudios.png");
 
-//	SDL_SetWindowSize(window, logo.GetClipW(), logo.GetClipH());
-//	SDL_RenderSetLogicalSize(GetRenderer(), logo.GetClipW(), logo.GetClipH());
-
 	startTick = std::chrono::steady_clock::now();
 }
 
 SplashScreen::~SplashScreen() {
-//	SDL_SetWindowSize(window, windowWidth, windowHeight);
+	//
-//	SDL_RenderSetLogicalSize(GetRenderer(), windowWidth, windowHeight);
 }
 
 //-------------------------
@@ -58,6 +54,7 @@ void SplashScreen::FrameStart() {
 }
 
 void SplashScreen::RenderFrame(SDL_Renderer* renderer) {
+	//TODO: version information
 	int w = 0, h = 0;
 	SDL_RenderGetLogicalSize(renderer, &w, &h);
 	logo.DrawTo(renderer, (w - logo.GetClipW()) / 2, (h - logo.GetClipH()) / 2);

client/scenes/splash_screen.hpp

@@ -1,4 +1,4 @@
-/* Copyright: (c) Kayne Ruse 2013-2015
+/* Copyright: (c) Kayne Ruse 2013-2016
  * 
  * This software is provided 'as-is', without any express or implied
  * warranty. In no event will the authors be held liable for any damages

client/scenes/world.cpp

@@ -0,0 +1,946 @@
+/* Copyright: (c) Kayne Ruse 2013-2016
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#include "world.hpp"
+
+#include "channels.hpp"
+#include "ip_operators.hpp"
+#include "fatal_error.hpp"
+
+#include <algorithm>
+#include <chrono>
+#include <cmath>
+#include <cstring>
+#include <iostream>
+#include <sstream>
+#include <stdexcept>
+
+//-------------------------
+//static functions
+//-------------------------
+
+//TODO: (3) proper checksum
+static int regionContentCheck(Region const* region) {
+	int sum = 0;
+	for(int i = 0; i < REGION_WIDTH; i++) {
+		for (int j = 0; j < REGION_HEIGHT; j++) {
+			for (int k = 0; k < REGION_DEPTH; k++) {
+				sum += region->GetTile(i, j, k);
+			}
+		}
+	}
+	return sum;
+}
+
+//-------------------------
+//Public access members
+//-------------------------
+
+World::World(int* const argClientIndex,	int* const argAccountIndex):
+	clientIndex(*argClientIndex),
+	accountIndex(*argAccountIndex)
+{
+	//setup the utility objects
+	buttonImage.Load(GetRenderer(), config["dir.interface"] + "button_blue.png");
+	font = TTF_OpenFont(config["client.font"].c_str(), 12);
+
+	//check that the font loaded
+	if (!font) {
+		std::ostringstream msg;
+		msg << "Failed to load a font file; " << SDL_GetError();
+		throw(std::runtime_error(msg.str()));
+	}
+
+	//setup the buttons
+	disconnectButton.SetBackgroundTexture(GetRenderer(), buttonImage.GetTexture());
+	disconnectButton.SetText(GetRenderer(), font, "Disconnect", COLOR_WHITE);
+	shutdownButton.SetBackgroundTexture(GetRenderer(), buttonImage.GetTexture());
+	shutdownButton.SetText(GetRenderer(), font, "Shutdown", COLOR_WHITE);
+
+	//set the button positions
+	disconnectButton.SetX(50);
+	disconnectButton.SetY(50);
+	shutdownButton.SetX(50);
+	shutdownButton.SetY(70);
+
+	//load the tilesheet
+	//TODO: (2) Tile size and tile sheet should be loaded elsewhere
+	tileSheet.Load(GetRenderer(), config["dir.tilesets"] + "overworld.png", 32, 32);
+
+	//Send the character data
+	CharacterPacket newPacket;
+	newPacket.type = SerialPacketType::CHARACTER_LOAD;
+	strncpy(newPacket.handle, config["client.handle"].c_str(), PACKET_STRING_SIZE);
+	strncpy(newPacket.avatar, config["client.avatar"].c_str(), PACKET_STRING_SIZE);
+	newPacket.accountIndex = accountIndex;
+	network.SendTo(Channels::SERVER, &newPacket);
+
+	//set the camera's values
+	SDL_RenderGetLogicalSize(GetRenderer(), &camera.width, &camera.height);
+
+	//debug
+	//
+}
+
+World::~World() {
+	//unload the local data
+	TTF_CloseFont(font);
+	characterMap.clear();
+	creatureMap.clear();
+}
+
+//-------------------------
+//Frame loop
+//-------------------------
+
+void World::FrameStart() {
+	//
+}
+
+void World::Update() {
+	//create and zero the buffer
+	SerialPacket* packetBuffer = reinterpret_cast<SerialPacket*>(new char[MAX_PACKET_SIZE]);
+	memset(packetBuffer, 0, MAX_PACKET_SIZE);
+
+	try {
+		//suck in and process all waiting packets
+		while(network.Receive(packetBuffer)) {
+			HandlePacket(packetBuffer);
+		}
+	}
+	catch(fatal_error& e) {
+		throw(e);
+	}
+	catch(std::exception& e) {
+		std::cerr << "HandlePacket Error: " << e.what() << std::endl;
+	}
+
+	//free the buffer
+	delete reinterpret_cast<char*>(packetBuffer);
+
+	//heartbeat system
+	CheckHeartBeat();
+
+	//update all entities
+	for (auto& it : characterMap) {
+		it.second.Update();
+	}
+	for (auto& it : creatureMap) {
+		it.second.Update();
+	}
+
+	try {
+		//update the map
+		UpdateMap();
+	}
+	catch(fatal_error& e) {
+		throw(e);
+	}
+	catch(std::exception& e) {
+		std::cerr << "UpdateMap Error: " << e.what() << std::endl;
+	}
+
+	//skip the rest without a local character
+	if (!localCharacter) {
+		return;
+	}
+
+	//get the collidable boxes
+	std::list<BoundingBox> boxList = GenerateCollisionGrid(localCharacter, tileSheet.GetTileW(), tileSheet.GetTileH());
+
+	//process the collisions
+	//BUG: Collisions not working
+	if (localCharacter->ProcessCollisionGrid(boxList)) {
+		localCharacter->CorrectSprite();
+		SendLocalCharacterMovement();
+	}
+
+	//update the camera
+	camera.x = localCharacter->GetOrigin().x - camera.marginX;
+	camera.y = localCharacter->GetOrigin().y - camera.marginY;
+}
+
+void World::FrameEnd() {
+	//
+}
+
+void World::RenderFrame(SDL_Renderer* renderer) {
+	//draw the map
+	for (std::list<Region>::iterator it = regionPager.GetContainer()->begin(); it != regionPager.GetContainer()->end(); it++) {
+		tileSheet.DrawRegionTo(renderer, &(*it), camera.x, camera.y);
+	}
+
+	//draw the entities
+	for (auto& it : characterMap) {
+		//BUG: #29 Characters (and other entities) are drawn out of order
+		it.second.DrawTo(renderer, camera.x, camera.y);
+	}
+	for (auto& it : creatureMap) {
+		it.second.DrawTo(renderer, camera.x, camera.y);
+	}
+
+	//draw UI
+	disconnectButton.DrawTo(renderer);
+	shutdownButton.DrawTo(renderer);
+
+	//FPS
+	fpsTextLine.DrawTo(renderer, 0, 0);
+	int fpsRet = fps.Calculate();
+	if (fpsRet != -1) {
+		std::ostringstream msg;
+		msg << "FPS: " << fpsRet;
+		fpsTextLine.SetText(renderer, font, msg.str(), {255, 255, 255, 255});
+	}
+}
+
+//-------------------------
+//Event handlers
+//-------------------------
+
+void World::QuitEvent() {
+	//two-step logout
+	SendDisconnectRequest();
+	SetSceneSignal(SceneSignal::QUIT);
+}
+
+void World::MouseMotion(SDL_MouseMotionEvent const& event) {
+	disconnectButton.MouseMotion(event);
+	shutdownButton.MouseMotion(event);
+}
+
+void World::MouseButtonDown(SDL_MouseButtonEvent const& event) {
+	disconnectButton.MouseButtonDown(event);
+	shutdownButton.MouseButtonDown(event);
+}
+
+void World::MouseButtonUp(SDL_MouseButtonEvent const& event) {
+	if (disconnectButton.MouseButtonUp(event) == Button::State::RELEASED) {
+		SendLogoutRequest();
+	}
+	if (shutdownButton.MouseButtonUp(event) == Button::State::RELEASED) {
+		SendAdminShutdownRequest();
+	}
+}
+
+void World::MouseWheel(SDL_MouseWheelEvent const& event) {
+	//
+}
+
+void World::KeyDown(SDL_KeyboardEvent const& event) {
+	//TODO: Sliding against walls controls
+	//BUGFIX: SDL2 introduced key repeats, so I need to ignore it
+	if (event.repeat) {
+		return;
+	}
+
+	//hotkeys
+	switch(event.keysym.sym) {
+		case SDLK_ESCAPE:
+			//TODO: (3) the escape key should actually control menus and stuff
+			SendLogoutRequest();
+		return;
+	}
+
+	//character movement
+	if (!localCharacter) {
+		return;
+	}
+	Vector2 motion = localCharacter->GetMotion();
+	switch(event.keysym.sym) {
+		case SDLK_w:
+			motion.y -= CHARACTER_WALKING_SPEED;
+		break;
+		case SDLK_a:
+			motion.x -= CHARACTER_WALKING_SPEED;
+		break;
+		case SDLK_s:
+			motion.y += CHARACTER_WALKING_SPEED;
+		break;
+		case SDLK_d:
+			motion.x += CHARACTER_WALKING_SPEED;
+		break;
+		default:
+			//DOCS: prevents wrong keys screwing with character movement
+			return;
+	}
+	//handle diagonals
+	if (motion.x != 0 && motion.y != 0) {
+		motion *= CHARACTER_WALKING_MOD;
+	}
+	//set the info
+	localCharacter->SetMotion(motion);
+	localCharacter->CorrectSprite();
+	SendLocalCharacterMovement();
+}
+
+void World::KeyUp(SDL_KeyboardEvent const& event) {
+	//BUGFIX: SDL2 introduced key repeats, so I need to ignore it
+	if (event.repeat) {
+		return;
+	}
+
+	//character movement
+	if (!localCharacter) {
+		return;
+	}
+	Vector2 motion = localCharacter->GetMotion();
+	switch(event.keysym.sym) {
+		case SDLK_w:
+			motion.y = std::min(0.0, motion.y += CHARACTER_WALKING_SPEED);
+		break;
+		case SDLK_a:
+			motion.x = std::min(0.0, motion.x += CHARACTER_WALKING_SPEED);
+		break;
+		case SDLK_s:
+			motion.y = std::max(0.0, motion.y -= CHARACTER_WALKING_SPEED);
+		break;
+		case SDLK_d:
+			motion.x = std::max(0.0, motion.x -= CHARACTER_WALKING_SPEED);
+		break;
+		default:
+			//DOCS: prevents wrong keys screwing with character movement
+			return;
+	}
+	//BUGFIX: reset cardinal direction speed on key release
+	if (motion.x > 0) {
+		motion.x = CHARACTER_WALKING_SPEED;
+	}
+	else if (motion.x < 0) {
+		motion.x = -CHARACTER_WALKING_SPEED;
+	}
+	if (motion.y > 0) {
+		motion.y = CHARACTER_WALKING_SPEED;
+	}
+	else if (motion.y < 0) {
+		motion.y = -CHARACTER_WALKING_SPEED;
+	}
+	//handle diagonals
+	if (motion.x != 0 && motion.y != 0) {
+		motion *= CHARACTER_WALKING_MOD;
+	}
+	//set the info
+	localCharacter->SetMotion(motion);
+	localCharacter->CorrectSprite();
+	SendLocalCharacterMovement();
+}
+
+//-------------------------
+//Direct incoming traffic
+//-------------------------
+
+void World::HandlePacket(SerialPacket* const argPacket) {
+	switch(argPacket->type) {
+		//heartbeat system
+		case SerialPacketType::PING:
+			hPing(static_cast<ServerPacket*>(argPacket));
+		break;
+		case SerialPacketType::PONG:
+			hPong(static_cast<ServerPacket*>(argPacket));
+		break;
+
+		//game server connections
+		case SerialPacketType::LOGOUT_RESPONSE:
+			hLogoutResponse(static_cast<ClientPacket*>(argPacket));
+		break;
+		case SerialPacketType::DISCONNECT_RESPONSE:
+			hDisconnectResponse(static_cast<ClientPacket*>(argPacket));
+		break;
+		case SerialPacketType::ADMIN_DISCONNECT_FORCED:
+			hAdminDisconnectForced(static_cast<ClientPacket*>(argPacket));
+		break;
+
+		//map management
+		case SerialPacketType::REGION_CONTENT:
+			hRegionContent(static_cast<RegionPacket*>(argPacket));
+		break;
+
+		//character management
+		case SerialPacketType::CHARACTER_UPDATE:
+			hCharacterUpdate(static_cast<CharacterPacket*>(argPacket));
+		break;
+
+		case SerialPacketType::CHARACTER_CREATE:
+			hCharacterCreate(static_cast<CharacterPacket*>(argPacket));
+		break;
+		case SerialPacketType::CHARACTER_UNLOAD:
+			hCharacterUnload(static_cast<CharacterPacket*>(argPacket));
+		break;
+
+		case SerialPacketType::QUERY_CHARACTER_EXISTS:
+			hQueryCharacterExists(static_cast<CharacterPacket*>(argPacket));
+		break;
+
+		case SerialPacketType::CHARACTER_MOVEMENT:
+			hCharacterMovement(static_cast<CharacterPacket*>(argPacket));
+		break;
+
+		//creature management
+		case SerialPacketType::CREATURE_UPDATE:
+			hCreatureUpdate(static_cast<CreaturePacket*>(argPacket));
+		break;
+
+		case SerialPacketType::CREATURE_CREATE:
+			hCreatureCreate(static_cast<CreaturePacket*>(argPacket));
+		break;
+		case SerialPacketType::CREATURE_UNLOAD:
+			hCreatureUnload(static_cast<CreaturePacket*>(argPacket));
+		break;
+
+		case SerialPacketType::QUERY_CREATURE_EXISTS:
+			hQueryCreatureExists(static_cast<CreaturePacket*>(argPacket));
+		break;
+
+		case SerialPacketType::CREATURE_MOVEMENT:
+			hCreatureMovement(static_cast<CreaturePacket*>(argPacket));
+		break;
+
+		//chat
+		case SerialPacketType::TEXT_BROADCAST:
+			hTextBroadcast(static_cast<TextPacket*>(argPacket));
+		break;
+		case SerialPacketType::TEXT_SPEECH:
+			hTextSpeech(static_cast<TextPacket*>(argPacket));
+		break;
+		case SerialPacketType::TEXT_WHISPER:
+			hTextWhisper(static_cast<TextPacket*>(argPacket));
+		break;
+
+		//general rejection messages
+		case SerialPacketType::REGION_REJECTION:
+		case SerialPacketType::CHARACTER_REJECTION:
+		case SerialPacketType::QUERY_REJECTION:
+			throw(fatal_error(static_cast<TextPacket*>(argPacket)->text));
+		break;
+		case SerialPacketType::SHUTDOWN_REJECTION:
+			throw(std::runtime_error(static_cast<TextPacket*>(argPacket)->text));
+		break;
+
+		//errors
+		default: {
+			std::ostringstream msg;
+			msg << "Unknown SerialPacketType encountered in World: " << static_cast<int>(argPacket->type);
+			throw(std::runtime_error(msg.str()));
+		}
+		break;
+	}
+}
+
+//-------------------------
+//heartbeat system
+//-------------------------
+
+void World::hPing(ServerPacket* const argPacket) {
+	ServerPacket newPacket;
+	newPacket.type = SerialPacketType::PONG;
+	network.SendTo(argPacket->srcAddress, &newPacket);
+}
+
+void World::hPong(ServerPacket* const argPacket) {
+	if (*network.GetIPAddress(Channels::SERVER) != argPacket->srcAddress) {
+		throw(std::runtime_error("Heartbeat message received from an unknown source"));
+	}
+	attemptedBeats = 0;
+	lastBeat = Clock::now();
+}
+
+void World::CheckHeartBeat() {
+	//check the connection (heartbeat)
+	if (Clock::now() - lastBeat > std::chrono::seconds(3)) {
+		if (attemptedBeats > 2) {
+			//escape to the disconnect screen
+			SendDisconnectRequest();
+			SetSceneSignal(SceneSignal::DISCONNECTEDSCREEN);
+			ConfigUtility::GetSingleton()["client.disconnectMessage"] = "Error: Lost connection to the server";
+		}
+		else {
+			ServerPacket newPacket;
+			newPacket.type = SerialPacketType::PING;
+			network.SendTo(Channels::SERVER, &newPacket);
+
+			attemptedBeats++;
+			lastBeat = Clock::now();
+		}
+	}
+}
+
+//-------------------------
+//Connection control
+//-------------------------
+
+void World::SendLogoutRequest() {
+	ClientPacket newPacket;
+
+	//send a logout request
+	newPacket.type = SerialPacketType::LOGOUT_REQUEST;
+	newPacket.accountIndex = accountIndex;
+
+	network.SendTo(Channels::SERVER, &newPacket);
+}
+
+void World::SendDisconnectRequest() {
+	ClientPacket newPacket;
+
+	//send a disconnect request
+	newPacket.type = SerialPacketType::DISCONNECT_REQUEST;
+	newPacket.clientIndex = clientIndex;
+
+	network.SendTo(Channels::SERVER, &newPacket);
+}
+
+void World::SendAdminDisconnectForced() {
+	//TODO: (9) World::SendAdminDisconnectForced()
+}
+
+void World::SendAdminShutdownRequest() {
+	ClientPacket newPacket;
+
+	//send a shutdown request
+	newPacket.type = SerialPacketType::ADMIN_SHUTDOWN_REQUEST;
+	newPacket.accountIndex = accountIndex;
+
+	network.SendTo(Channels::SERVER, &newPacket);
+}
+
+void World::hLogoutResponse(ClientPacket* const argPacket) {
+	if (localCharacter) {
+		characterMap.erase(characterIndex);
+		localCharacter = nullptr;
+	}
+
+	accountIndex = -1;
+	characterIndex = -1;
+
+	//reset the camera
+	camera.marginX = camera.marginY = 0;
+
+	//because, why not? I guess...
+	SendDisconnectRequest();
+}
+
+void World::hDisconnectResponse(ClientPacket* const argPacket) {
+	hLogoutResponse(argPacket);//shortcut
+	SetSceneSignal(SceneSignal::DISCONNECTEDSCREEN);
+	ConfigUtility::GetSingleton()["client.disconnectMessage"] = "You have successfully logged out";
+}
+
+void World::hAdminDisconnectForced(ClientPacket* const argPacket) {
+	hDisconnectResponse(argPacket);//shortcut
+	SetSceneSignal(SceneSignal::DISCONNECTEDSCREEN);
+	ConfigUtility::GetSingleton()["client.disconnectMessage"] = "You have been forcibly disconnected by the server";
+}
+
+//-------------------------
+//map management
+//-------------------------
+
+void World::SendRegionRequest(int roomIndex, int x, int y) {
+	RegionPacket packet;
+
+	//pack the region's data
+	packet.type = SerialPacketType::REGION_REQUEST;
+	packet.roomIndex = roomIndex;
+	packet.x = x;
+	packet.y = y;
+
+	network.SendTo(Channels::SERVER, &packet);
+}
+
+void World::hRegionContent(RegionPacket* const argPacket) {
+	//replace existing regions
+	regionPager.UnloadIf([&](Region const& region) -> bool {
+		if (region.GetX() == argPacket->x && region.GetY() == argPacket->y) {
+			std::cout << "Region Overwrite: " << region.GetX() << ", " << region.GetY();
+			std::cout << "\t" << regionContentCheck(&region) << "\t" << regionContentCheck(argPacket->region) << std::endl;
+			return true;
+		}
+		else {
+			return false;
+		}
+	});
+	regionPager.PushRegion(argPacket->region);
+
+	//clean up after the serial code
+	delete argPacket->region;
+	argPacket->region = nullptr;
+}
+
+void World::UpdateMap() {
+	if (roomIndex == -1) {
+		return;
+	}
+
+	//these represent the zone of regions that the client needs loaded, including the mandatory buffers (+1/-1)
+	int xStart = snapToBase(REGION_WIDTH, camera.x/tileSheet.GetTileW()) - REGION_WIDTH;
+	int xEnd = snapToBase(REGION_WIDTH, (camera.x+camera.width)/tileSheet.GetTileW()) + REGION_WIDTH;
+
+	int yStart = snapToBase(REGION_HEIGHT, camera.y/tileSheet.GetTileH()) - REGION_HEIGHT;
+	int yEnd = snapToBase(REGION_HEIGHT, (camera.y+camera.height)/tileSheet.GetTileH()) + REGION_HEIGHT;
+
+	//prune distant regions
+	regionPager.GetContainer()->remove_if([&](Region const& region) -> bool {
+		return region.GetX() < xStart || region.GetX() > xEnd || region.GetY() < yStart || region.GetY() > yEnd;
+	});
+
+	//request empty regions within this zone
+	for (int i = xStart; i <= xEnd; i += REGION_WIDTH) {
+		for (int j = yStart; j <= yEnd; j += REGION_HEIGHT) {
+			Region* region = regionPager.FindRegion(i, j);
+			if (!region) {
+				//request absent region
+				SendRegionRequest(roomIndex, i, j);
+			}
+			else if (regionContentCheck(region) == 0) {
+				//checksum failed
+				regionPager.UnloadIf([region](Region const& ref) -> bool {
+					//remove the erroneous region
+					return region == &ref;
+				});
+				SendRegionRequest(roomIndex, i, j);
+				std::ostringstream msg;
+				msg << "Existing region blank: " << roomIndex << ", " << i << ", " << j;
+				throw(std::runtime_error(msg.str()));
+			}
+		}
+	}
+}
+
+//-------------------------
+//character management
+//-------------------------
+
+//DOCS: preexisting characters will result in query responses
+//DOCS: new characters will result in create messages
+//DOCS: this client's character will exist in both (skipped)
+
+void World::hCharacterUpdate(CharacterPacket* const argPacket) {
+	//TODO: (1) Authentication
+	//NOTE: applies to the local character too
+
+	//check that this character exists
+	std::map<int, BaseCharacter>::iterator characterIt = characterMap.find(argPacket->characterIndex);
+	if (characterIt != characterMap.end()) {
+		//update the origin and motion, if there's a difference
+		if (characterIt->second.GetOrigin() != argPacket->origin) {
+			characterIt->second.SetOrigin(argPacket->origin);
+		}
+		if (characterIt->second.GetMotion() != argPacket->motion) {
+			characterIt->second.SetMotion(argPacket->motion);
+			characterIt->second.CorrectSprite(); //only correct the sprite if the motion changes
+		}
+	}
+}
+
+void World::hCharacterCreate(CharacterPacket* const argPacket) {
+	//prevent double message
+	if (characterMap.find(argPacket->characterIndex) != characterMap.end()) {
+		std::ostringstream msg;
+		msg << "Double character creation event; ";
+		msg << "Index: " << argPacket->characterIndex << "; ";
+		msg << "Handle: " << argPacket->handle;
+		throw(std::runtime_error(msg.str()));
+	}
+
+	//implicity create and retrieve the entity
+	BaseCharacter* character = &characterMap[argPacket->characterIndex];
+
+	//fill the character's info
+	character->SetHandle(argPacket->handle);
+	character->SetAvatar(GetRenderer(), argPacket->avatar);
+	character->SetOwner(argPacket->accountIndex);
+	character->SetOrigin(argPacket->origin);
+	character->SetMotion(argPacket->motion);
+	character->SetBounds(argPacket->bounds);
+
+	character->CorrectSprite();
+
+	//check for this player's character
+	if (character->GetOwner() == accountIndex) {
+		localCharacter = static_cast<LocalCharacter*>(character);
+
+		//focus the camera on this character's sprite
+		camera.marginX = (camera.width / 2 - localCharacter->GetSprite()->GetClipW() / 2);
+		camera.marginY = (camera.height/ 2 - localCharacter->GetSprite()->GetClipH() / 2);
+
+		//focus on this character's info
+		characterIndex = argPacket->characterIndex;
+		roomIndex = argPacket->roomIndex;
+
+		//query the world state (room)
+		CharacterPacket characterPacket;
+		memset(&characterPacket, 0, MAX_PACKET_SIZE);
+		characterPacket.type = SerialPacketType::QUERY_CHARACTER_EXISTS;
+		characterPacket.roomIndex = roomIndex;
+		network.SendTo(Channels::SERVER, &characterPacket);
+
+		CreaturePacket creaturePacket;
+		creaturePacket.type = SerialPacketType::QUERY_CREATURE_EXISTS;
+		creaturePacket.roomIndex = roomIndex;
+		network.SendTo(Channels::SERVER, &creaturePacket);
+	}
+
+	//debug
+	std::cout << "Character Create, total: " << characterMap.size() << std::endl;
+}
+
+void World::hCharacterUnload(CharacterPacket* const argPacket) {
+	//ignore if this character doesn't exist
+	std::map<int, BaseCharacter>::iterator characterIt = characterMap.find(argPacket->characterIndex);
+	if (characterIt == characterMap.end()) {
+		return;
+	}
+
+	//check for this player's character
+	if ((*characterIt).second.GetOwner() == accountIndex) {
+		localCharacter = nullptr;
+
+		//clear the camera
+		camera.marginX = 0;
+		camera.marginY = 0;
+
+		//clear the room
+		roomIndex = -1;
+		regionPager.UnloadAll();
+		characterMap.clear();
+		creatureMap.clear();
+	}
+	else {
+		//remove this character
+		characterMap.erase(characterIt);
+	}
+
+	//debug
+	std::cout << "Character Unload, total: " << characterMap.size() << std::endl;
+}
+
+void World::hQueryCharacterExists(CharacterPacket* const argPacket) {
+	//prevent a double message about this player's character
+	//TODO: why is this commented out?
+//	if (argPacket->accountIndex == accountIndex) {
+//		return;
+//	}
+
+	//ignore characters in a different room (sub-optimal)
+	if (argPacket->roomIndex != roomIndex) {
+		return;
+	}
+
+	//implicitly construct the character if it doesn't exist
+	BaseCharacter* character = &characterMap[argPacket->characterIndex];
+
+	//set/update the character's info
+	character->SetOrigin(argPacket->origin);
+	character->SetMotion(argPacket->motion);
+	character->SetBounds({CHARACTER_BOUNDS_X, CHARACTER_BOUNDS_Y, CHARACTER_BOUNDS_WIDTH, CHARACTER_BOUNDS_HEIGHT});
+	character->SetHandle(argPacket->handle);
+	character->SetAvatar(GetRenderer(), argPacket->avatar);
+	character->SetOwner(argPacket->accountIndex);
+	character->CorrectSprite();
+
+	//debug
+	std::cout << "Character Query, total: " << characterMap.size() << std::endl;
+}
+
+void World::hCharacterMovement(CharacterPacket* const argPacket) {
+	//TODO: (1) Authentication
+	if (argPacket->characterIndex == characterIndex) {
+		return;
+	}
+
+	//check that this character exists
+	std::map<int, BaseCharacter>::iterator characterIt = characterMap.find(argPacket->characterIndex);
+	if (characterIt != characterMap.end()) {
+		//set the origin and motion
+		characterIt->second.SetOrigin(argPacket->origin);
+		characterIt->second.SetMotion(argPacket->motion);
+		characterIt->second.CorrectSprite();
+	}
+}
+
+//-------------------------
+//creature management
+//-------------------------
+
+void World::hCreatureUpdate(CreaturePacket* const argPacket) {
+	std::cout << "hCreatureUpdate" << std::endl;
+	//TODO: (1) Authentication
+
+	//check that this character exists
+	std::map<int, BaseCreature>::iterator creatureIt = creatureMap.find(argPacket->creatureIndex);
+	if (creatureIt != creatureMap.end()) {
+		//update the origin and motion, if there's a difference
+		if (creatureIt->second.GetOrigin() != argPacket->origin) {
+			creatureIt->second.SetOrigin(argPacket->origin);
+		}
+		if (creatureIt->second.GetMotion() != argPacket->motion) {
+			creatureIt->second.SetMotion(argPacket->motion);
+			creatureIt->second.CorrectSprite(); //only correct the sprite if the motion changes
+		}
+	}
+	else {
+		hCreatureCreate(argPacket);
+	}
+}
+
+void World::hCreatureCreate(CreaturePacket* const argPacket) {
+	//check for logic errors
+	if (creatureMap.find(argPacket->creatureIndex) != creatureMap.end()) {
+		std::ostringstream msg;
+		msg << "Double creature creation event; ";
+		msg << "Index: " << argPacket->creatureIndex << "; ";
+		msg << "Handle: " << argPacket->handle;
+		throw(std::runtime_error(msg.str()));
+	}
+
+	//ignore creatures from other rooms
+	if (roomIndex != argPacket->roomIndex) {
+		//temporary error checking
+		std::ostringstream msg;
+		msg << "Creature from the wrong room received: ";
+		msg << "creatureIndex: " << argPacket->creatureIndex << ", roomIndex: " << argPacket->roomIndex;
+		throw(std::runtime_error(msg.str()));
+	}
+
+	//implicitly create the element
+	BaseCreature* creature = &creatureMap[argPacket->creatureIndex];
+
+	//fill the creature's info
+	creature->SetHandle(argPacket->handle);
+	creature->SetAvatar(GetRenderer(), argPacket->avatar);
+	creature->SetBounds(argPacket->bounds);
+	creature->SetOrigin(argPacket->origin);
+	creature->SetMotion(argPacket->motion);
+
+	//debug
+	std::cout << "Creature Create, total: " << creatureMap.size() << std::endl;
+}
+
+void World::hCreatureUnload(CreaturePacket* const argPacket) {
+	//ignore if this creature doesn't exist
+	std::map<int, BaseCreature>::iterator creatureIt = creatureMap.find(argPacket->creatureIndex);
+	if (creatureIt == creatureMap.end()) {
+		return;
+	}
+
+	//remove this creature
+	creatureMap.erase(creatureIt);
+
+	//debug
+	std::cout << "Creature Unload, total: " << creatureMap.size() << std::endl;
+}
+
+void World::hQueryCreatureExists(CreaturePacket* const argPacket) {
+	std::cout << "Creature Query" << std::endl;
+
+	//ignore creatures in a different room (sub-optimal)
+	if (argPacket->roomIndex != roomIndex) {
+		return;
+	}
+
+	//implicitly create the element
+	BaseCreature* creature = &creatureMap[argPacket->creatureIndex];
+
+	//fill the creature's info
+	creature->SetHandle(argPacket->handle);
+	creature->SetAvatar(GetRenderer(), argPacket->avatar);
+	creature->SetBounds(argPacket->bounds);
+	creature->SetOrigin(argPacket->origin);
+	creature->SetMotion(argPacket->motion);
+
+	//debug
+	std::cout << "Creature Query, total: " << creatureMap.size() << std::endl;
+}
+
+void World::hCreatureMovement(CreaturePacket* const argPacket) {
+	std::cout << "hCreatureMovement" << std::endl;
+
+	//ignore if this creature doesn't exist
+	std::map<int, BaseCreature>::iterator creatureIt = creatureMap.find(argPacket->creatureIndex);
+	if (creatureIt == creatureMap.end()) {
+		return;
+	}
+
+	creatureIt->second.SetOrigin(argPacket->origin);
+	creatureIt->second.SetMotion(argPacket->motion);
+}
+
+//-------------------------
+//chat
+//-------------------------
+
+void World::hTextBroadcast(TextPacket* const argPacket) {
+	//TODO: (9) World::hTextBroadcast()
+}
+
+void World::hTextSpeech(TextPacket* const argPacket) {
+	//TODO: (9) World::hTextSpeech()
+}
+
+void World::hTextWhisper(TextPacket* const argPacket) {
+	//TODO: (9) World::hTextWhisper()
+}
+
+//-------------------------
+//player movement & collision
+//-------------------------
+
+void World::SendLocalCharacterMovement() {
+	CharacterPacket newPacket;
+	newPacket.type = SerialPacketType::CHARACTER_MOVEMENT;
+
+	newPacket.accountIndex = accountIndex;
+	newPacket.characterIndex = characterIndex;
+	newPacket.roomIndex = roomIndex;
+	newPacket.origin = localCharacter->GetOrigin();
+	newPacket.motion = localCharacter->GetMotion();
+
+	network.SendTo(Channels::SERVER, &newPacket);
+}
+
+std::list<BoundingBox> World::GenerateCollisionGrid(Entity* ptr, int tileWidth, int tileHeight) {
+	//prepare for collisions
+	BoundingBox wallBounds = {0, 0, tileWidth, tileHeight};
+	std::list<BoundingBox> boxList;
+
+	//NOTE: for loops were too dense to work with, so I've just used while loops
+
+	//outer loop
+	wallBounds.x = snapToBase((double)wallBounds.w, ptr->GetOrigin().x);
+	while(wallBounds.x < (ptr->GetOrigin() + ptr->GetBounds()).x + ptr->GetBounds().w) {
+		//inner loop
+		wallBounds.y = snapToBase((double)wallBounds.h, ptr->GetOrigin().y);
+		while(wallBounds.y < (ptr->GetOrigin() + ptr->GetBounds()).y + ptr->GetBounds().h) {
+			//check to see if this tile is solid (non-existant tiles are always false)
+
+			if (regionPager.GetSolid(wallBounds.x / wallBounds.w, wallBounds.y / wallBounds.h)) {
+				//push onto the box set
+				boxList.push_front(wallBounds);
+			}
+
+			//increment
+			wallBounds.y += wallBounds.h;
+		}
+
+		//increment
+		wallBounds.x += wallBounds.w;
+	}
+
+	return std::move(boxList);
+}

client/scenes/world.hpp

@@ -1,4 +1,4 @@
-/* Copyright: (c) Kayne Ruse 2013-2015
+/* Copyright: (c) Kayne Ruse 2013-2016
  * 
  * This software is provided 'as-is', without any express or implied
  * warranty. In no event will the authors be held liable for any damages
@@ -40,7 +40,7 @@
 
 //client
 #include "base_scene.hpp"
-#include "base_monster.hpp"
+#include "base_creature.hpp"
 #include "local_character.hpp"
 
 #include "SDL2/SDL.h"
@@ -102,25 +102,19 @@ private:
 	//character management
 	void hCharacterUpdate(CharacterPacket* const);
 	void hCharacterCreate(CharacterPacket* const);
-	void hCharacterDelete(CharacterPacket* const);
+	void hCharacterUnload(CharacterPacket* const);
 	void hQueryCharacterExists(CharacterPacket* const);
-	void hQueryCharacterStats(CharacterPacket* const);
-	void hQueryCharacterLocation(CharacterPacket* const);
 	void hCharacterMovement(CharacterPacket* const);
-	void hCharacterAttack(CharacterPacket* const);
-	void hCharacterDamage(CharacterPacket* const);
 
-	//monster management
+	//creature management
-	void hMonsterCreate(MonsterPacket* const);
+	void hCreatureUpdate(CreaturePacket* const);
-	void hMonsterDelete(MonsterPacket* const);
+	void hCreatureCreate(CreaturePacket* const);
-	void hQueryMonsterExists(MonsterPacket* const);
+	void hCreatureUnload(CreaturePacket* const);
-	void hQueryMonsterStats(MonsterPacket* const);
+	void hQueryCreatureExists(CreaturePacket* const);
-	void hQueryMonsterLocation(MonsterPacket* const);
+	void hCreatureMovement(CreaturePacket* const);
-	void hMonsterMovement(MonsterPacket* const);
-	void hMonsterAttack(MonsterPacket* const);
-	void hMonsterDamage(MonsterPacket* const);
 
 	//chat
+	//TODO: ui chat engine
 	void hTextBroadcast(TextPacket* const);
 	void hTextSpeech(TextPacket* const);
 	void hTextWhisper(TextPacket* const);
@@ -158,7 +152,7 @@ private:
 
 	//entities
 	std::map<int, BaseCharacter> characterMap;
-	std::map<int, BaseMonster> monsterMap;
+	std::map<int, BaseCreature> creatureMap;
 	LocalCharacter* localCharacter = nullptr;
 
 	//heartbeat

common/debugging/makefile

@@ -10,10 +10,6 @@ CXXSRC=$(wildcard *.cpp)
 OBJDIR=obj
 OBJ+=$(addprefix $(OBJDIR)/,$(CXXSRC:.cpp=.o))
 
-#output
-OUTDIR=..
-OUT=$(addprefix $(OUTDIR)/,client.a)
-
 #targets
 all: $(OBJ) $(OUT)
 	ar -crs $(OUT) $(OBJ)

common/debugging/timer.cpp

@@ -1,4 +1,4 @@
-/* Copyright: (c) Kayne Ruse 2013-2015
+/* Copyright: (c) Kayne Ruse 2013-2016
  * 
  * This software is provided 'as-is', without any express or implied
  * warranty. In no event will the authors be held liable for any damages
@@ -19,21 +19,27 @@
  * 3. This notice may not be removed or altered from any source
  * distribution.
 */
-#include "world.hpp"
+#include "timer.hpp"
 
-//-------------------------
+Timer::Timer(): start(Timer::Clock::now()) {
-//chat
+	//
-//-------------------------
-
-void World::hTextBroadcast(TextPacket* const argPacket) {
-	//TODO: (9) World::hTextBroadcast()
 }
 
-void World::hTextSpeech(TextPacket* const argPacket) {
+Timer::Timer(std::string s): name(s), start(Timer::Clock::now()) {
-	//TODO: (9) World::hTextSpeech()
+	//
 }
 
-void World::hTextWhisper(TextPacket* const argPacket) {
+void Timer::Start() {
-	//TODO: (9) World::hTextWhisper()
+	start = Clock::now();
 }
 
+void Timer::Stop() {
+	timeSpan = Clock::now() - start;
+}
+
+std::ostream& operator<<(std::ostream& os, Timer& t) {
+	os << t.GetName() << ": ";
+	os << std::chrono::duration_cast<std::chrono::microseconds>(t.GetTime()).count();
+	os << "us";
+	return os;
+}

common/debugging/timer.hpp

@@ -0,0 +1,51 @@
+/* Copyright: (c) Kayne Ruse 2013-2016
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#pragma once
+
+#include <chrono>
+#include <string>
+#include <ostream>
+
+class Timer {
+public:
+	typedef std::chrono::high_resolution_clock Clock;
+
+	Timer();
+	Timer(std::string s);
+	~Timer() = default;
+
+	void Start();
+	void Stop();
+
+	//accessors and mutators
+	Clock::duration GetTime() { return timeSpan; }
+
+	std::string SetName(std::string s) { return name = s; }
+	std::string GetName() { return name; }
+
+private:
+	std::string name;
+	Clock::time_point start;
+	Clock::duration timeSpan;
+};
+
+std::ostream& operator<<(std::ostream& os, Timer& t);

common/frameworks/network/makefile

@@ -1,5 +1,5 @@
 #config
-INCLUDES+=. .. ../client_utilities ../../common/graphics ../../common/map ../../common/network ../../common/network/packet_types ../../common/ui ../../common/utilities
+INCLUDES+=. packet_types ../gameplay ../map ../utilities
 LIBS+=
 CXXFLAGS+=-std=c++11 $(addprefix -I,$(INCLUDES))
 
@@ -10,13 +10,10 @@ CXXSRC=$(wildcard *.cpp)
 OBJDIR=obj
 OBJ+=$(addprefix $(OBJDIR)/,$(CXXSRC:.cpp=.o))
 
-#output
-OUTDIR=..
-OUT=$(addprefix $(OUTDIR)/,client.a)
-
 #targets
 all: $(OBJ) $(OUT)
 	ar -crs $(OUT) $(OBJ)
+	$(MAKE) -C packet_types
 
 $(OBJ): | $(OBJDIR)
 

common/frameworks/scenes/application.cpp

@@ -0,0 +1,188 @@
+/* Copyright: (c) Kayne Ruse 2013-2016
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#include "application.hpp"
+
+#include <chrono>
+#include <sstream>
+#include <stdexcept>
+
+void Application::Init(int argc, char* argv[]) {
+	//create and check the window
+	window = SDL_CreateWindow(
+		"Example Caption",
+		SDL_WINDOWPOS_UNDEFINED,
+		SDL_WINDOWPOS_UNDEFINED,
+		screenWidth,
+		screenHeight,
+		SDL_WINDOW_RESIZABLE);
+
+	if (!window) {
+		std::ostringstream msg;
+		msg << "Failed to create the window: " << SDL_GetError();
+		throw(std::runtime_error(msg.str()));
+	}
+
+	//create and check the renderer
+	renderer = SDL_CreateRenderer(window, -1, 0);
+
+	if (!renderer) {
+		std::ostringstream msg;
+		msg << "Failed to create the renderer: " << SDL_GetError();
+		throw(std::runtime_error(msg.str()));
+	}
+
+	//screen scaling
+	SDL_SetHint(SDL_HINT_RENDER_SCALE_QUALITY, "best");
+	SDL_RenderSetLogicalSize(renderer, screenWidth, screenHeight);
+
+	//set the hook for the renderer
+	BaseScene::SetRenderer(renderer);
+}
+
+void Application::Proc() {
+	//load the first scene
+	ProcessSceneSignal(SceneSignal::FIRST);
+
+	//fixed frame rate
+	typedef std::chrono::steady_clock Clock;
+
+	Clock::time_point simTime = Clock::now();
+	Clock::time_point realTime;
+	constexpr std::chrono::duration<int, std::milli> frameDelay(16); //~60FPS
+
+	//the game loop continues until the scenes signal QUIT
+	while(activeScene->GetSceneSignal() != SceneSignal::QUIT) {
+		//switch scenes if necessary
+		if(activeScene->GetSceneSignal() != SceneSignal::CONTINUE) {
+			ProcessSceneSignal(activeScene->GetSceneSignal());
+			continue;
+		}
+
+		//update the current time
+		realTime = Clock::now();
+
+		//simulate the game or give the machine a break
+		if (simTime < realTime) {
+			while(simTime < realTime) {
+				//call the user defined functions
+				activeScene->FrameStart();
+				ProcessEvents();
+				activeScene->Update();
+				activeScene->FrameEnd();
+
+				//step to the next frame
+				simTime += frameDelay;
+			}
+		}
+		else {
+			SDL_Delay(1);
+		}
+
+		SDL_RenderClear(renderer);
+		activeScene->RenderFrame(renderer);
+		SDL_RenderPresent(renderer);
+	}
+
+	//cleanup
+	ClearScene();
+}
+
+void Application::Quit() {
+	//clean up after the program
+	BaseScene::SetRenderer(nullptr);
+	SDL_DestroyRenderer(renderer);
+	SDL_DestroyWindow(window);
+}
+
+//-------------------------
+//Scene management
+//-------------------------
+
+void Application::ProcessEvents() {
+	SDL_Event event;
+	while(SDL_PollEvent(&event)) {
+		switch(event.type) {
+			case SDL_QUIT:
+				activeScene->QuitEvent();
+			break;
+
+			case SDL_MOUSEMOTION:
+				activeScene->MouseMotion(event.motion);
+			break;
+
+			case SDL_MOUSEBUTTONDOWN:
+				activeScene->MouseButtonDown(event.button);
+			break;
+
+			case SDL_MOUSEBUTTONUP:
+				activeScene->MouseButtonUp(event.button);
+			break;
+
+			case SDL_MOUSEWHEEL:
+				activeScene->MouseWheel(event.wheel);
+			break;
+
+			case SDL_KEYDOWN:
+				activeScene->KeyDown(event.key);
+			break;
+
+			case SDL_KEYUP:
+				activeScene->KeyUp(event.key);
+			break;
+
+			//TODO: joystick and controller events
+
+			//window events are handled internally
+			case SDL_WINDOWEVENT:
+				switch(event.window.event) {
+					case SDL_WINDOWEVENT_RESIZED:
+						SDL_RenderSetLogicalSize(renderer, event.window.data1, event.window.data2);
+					break;
+				}
+			break;
+		}
+	}
+}
+
+//Add the custom scene headers here
+#include "example_scene.hpp"
+
+void Application::ProcessSceneSignal(SceneSignal signal) {
+	ClearScene();
+
+	switch(signal) {
+		case SceneSignal::FIRST:
+		case SceneSignal::EXAMPLE_SCENE:
+			activeScene = new ExampleScene();
+		break;
+		default: {
+			std::ostringstream msg;
+			msg << "Failed to recognize the scene signal: " << signal;
+			throw(std::logic_error(msg.str()));
+		}
+	}
+}
+
+void Application::ClearScene() {
+	delete activeScene;
+	activeScene = nullptr;
+}

common/frameworks/scenes/application.hpp

@@ -0,0 +1,54 @@
+/* Copyright: (c) Kayne Ruse 2013-2016
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#pragma once
+
+#include "base_scene.hpp"
+#include "scene_signal.hpp"
+
+#include "SDL2/SDL.h"
+
+//TODO: do something with these
+constexpr int screenWidth = 800;
+constexpr int screenHeight = 600;
+
+//DOCS: The Application class handles scene switching, utilizing only one window
+class Application {
+public:
+	Application() = default;
+	~Application() = default;
+
+	void Init(int argc, char* argv[]);
+	void Proc();
+	void Quit();
+
+private:
+	//scene management
+	void ProcessEvents();
+	void ProcessSceneSignal(SceneSignal);
+	void ClearScene();
+
+	BaseScene* activeScene = nullptr;
+
+	//TODO: build a "window" class?
+	SDL_Window* window = nullptr;
+	SDL_Renderer* renderer = nullptr;
+};

common/frameworks/scenes/base_scene.cpp

@@ -0,0 +1,105 @@
+/* Copyright: (c) Kayne Ruse 2013-2016
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#include "base_scene.hpp"
+
+SDL_Renderer* BaseScene::rendererHandle = nullptr;
+
+BaseScene::BaseScene() {
+	//EMPTY
+}
+
+BaseScene::~BaseScene() {
+	//EMPTY
+}
+
+void BaseScene::RenderFrame(SDL_Renderer* renderer) {
+	//EMPTY
+}
+
+void BaseScene::SetRenderer(SDL_Renderer* r) {
+	rendererHandle = r;
+}
+
+SDL_Renderer* BaseScene::GetRenderer() {
+	return rendererHandle;
+}
+
+void BaseScene::SetSceneSignal(SceneSignal signal) {
+	sceneSignal = signal;
+}
+
+SceneSignal BaseScene::GetSceneSignal() {
+	return sceneSignal;
+}
+
+//-------------------------
+//frame phases
+//-------------------------
+
+void BaseScene::FrameStart() {
+	//EMPTY
+}
+
+void BaseScene::Update() {
+	//EMPTY
+}
+
+void BaseScene::FrameEnd() {
+	//EMPTY
+}
+
+//-------------------------
+//input events
+//-------------------------
+
+void BaseScene::QuitEvent() {
+	sceneSignal = SceneSignal::QUIT;
+}
+
+void BaseScene::MouseMotion(SDL_MouseMotionEvent const& event) {
+	//EMPTY
+}
+
+void BaseScene::MouseButtonDown(SDL_MouseButtonEvent const& event) {
+	//EMPTY
+}
+
+void BaseScene::MouseButtonUp(SDL_MouseButtonEvent const& event) {
+	//EMPTY
+}
+
+void BaseScene::MouseWheel(SDL_MouseWheelEvent const& event) {
+	//EMPTY
+}
+
+void BaseScene::KeyDown(SDL_KeyboardEvent const& event) {
+	//preference as a default
+	switch(event.keysym.sym) {
+		case SDLK_ESCAPE:
+			QuitEvent();
+		break;
+	}
+}
+
+void BaseScene::KeyUp(SDL_KeyboardEvent const& event) {
+	//EMPTY
+}

common/frameworks/scenes/base_scene.hpp

@@ -0,0 +1,61 @@
+/* Copyright: (c) Kayne Ruse 2013-2016
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#pragma once
+
+#include "scene_signal.hpp"
+
+#include "SDL2/SDL.h"
+
+class BaseScene {
+public:
+	BaseScene();
+	virtual ~BaseScene();
+
+	virtual void RenderFrame(SDL_Renderer*);
+	static void SetRenderer(SDL_Renderer*);
+	SceneSignal GetSceneSignal();
+
+	//frame phases
+	virtual void FrameStart();
+	virtual void Update();
+	virtual void FrameEnd();
+
+	//input events
+	virtual void QuitEvent();
+	virtual void MouseMotion(SDL_MouseMotionEvent const& event);
+	virtual void MouseButtonDown(SDL_MouseButtonEvent const& event);
+	virtual void MouseButtonUp(SDL_MouseButtonEvent const& event);
+	virtual void MouseWheel(SDL_MouseWheelEvent const& event);
+	virtual void KeyDown(SDL_KeyboardEvent const& event);
+	virtual void KeyUp(SDL_KeyboardEvent const& event);
+
+	//TODO: joystick and controller events
+
+protected:
+	//control
+	static SDL_Renderer* GetRenderer();
+	void SetSceneSignal(SceneSignal);
+
+private:
+	static SDL_Renderer* rendererHandle;
+	SceneSignal sceneSignal = SceneSignal::CONTINUE;
+};

common/frameworks/scenes/example_scene.cpp

@@ -0,0 +1,83 @@
+/* Copyright: (c) Kayne Ruse 2013-2016
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#include "example_scene.hpp"
+
+ExampleScene::ExampleScene() {
+	//
+}
+
+ExampleScene::~ExampleScene() {
+	//
+}
+
+//-------------------------
+//frame phases
+//-------------------------
+
+void ExampleScene::FrameStart() {
+	//
+}
+
+void ExampleScene::Update() {
+	//
+}
+
+void ExampleScene::FrameEnd() {
+	//
+}
+
+void ExampleScene::RenderFrame(SDL_Renderer* renderer) {
+	//
+}
+
+//-------------------------
+//input events
+//-------------------------
+
+void ExampleScene::MouseMotion(SDL_MouseMotionEvent const& event) {
+	//
+}
+
+void ExampleScene::MouseButtonDown(SDL_MouseButtonEvent const& event) {
+	//
+}
+
+void ExampleScene::MouseButtonUp(SDL_MouseButtonEvent const& event) {
+	//
+}
+
+void ExampleScene::MouseWheel(SDL_MouseWheelEvent const& event) {
+	//
+}
+
+void ExampleScene::KeyDown(SDL_KeyboardEvent const& event) {
+	//preference as a default
+	switch(event.keysym.sym) {
+		case SDLK_ESCAPE:
+			QuitEvent();
+		break;
+	}
+}
+
+void ExampleScene::KeyUp(SDL_KeyboardEvent const& event) {
+	//
+}

common/frameworks/scenes/example_scene.hpp

@@ -0,0 +1,46 @@
+/* Copyright: (c) Kayne Ruse 2013-2016
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#pragma once
+
+#include "base_scene.hpp"
+
+class ExampleScene : public BaseScene {
+public:
+	ExampleScene();
+	~ExampleScene();
+
+	void RenderFrame(SDL_Renderer* renderer) override;
+
+private:
+	//frame phases
+	void FrameStart() override;
+	void Update() override;
+	void FrameEnd() override;
+
+	//input events
+	void MouseMotion(SDL_MouseMotionEvent const& event) override;
+	void MouseButtonDown(SDL_MouseButtonEvent const& event) override;
+	void MouseButtonUp(SDL_MouseButtonEvent const& event) override;
+	void MouseWheel(SDL_MouseWheelEvent const& event) override;
+	void KeyDown(SDL_KeyboardEvent const& event) override;
+	void KeyUp(SDL_KeyboardEvent const& event) override;
+};

common/frameworks/scenes/main.cpp

@@ -1,4 +1,4 @@
-/* Copyright: (c) Kayne Ruse 2013-2015
+/* Copyright: (c) Kayne Ruse 2013-2016
  * 
  * This software is provided 'as-is', without any express or implied
  * warranty. In no event will the authors be held liable for any damages
@@ -19,16 +19,25 @@
  * 3. This notice may not be removed or altered from any source
  * distribution.
 */
-#include "server_application.hpp"
+#include "application.hpp"
 
-void ServerApplication::hTextBroadcast(TextPacket* const argPacket) {
+#include "SDL2/SDL.h"
-	//TODO: (9) ServerApplication::hTextBroadcast()
-}
 
-void ServerApplication::hTextSpeech(TextPacket* const argPacket) {
+#include <iostream>
-	//TODO: (9) ServerApplication::hTextSpeech()
+#include <stdexcept>
-}
 
-void ServerApplication::hTextWhisper(TextPacket* const argPacket) {
+int main(int argc, char** argv) {
-	//TODO: (9) ServerApplication::hTextWhisper()
+	std::cout << "Beginning " << argv[0] << std::endl;
+	try {
+		Application app;
+		app.Init(argc, argv);
+		app.Proc();
+		app.Quit();
+	}
+	catch(std::exception& e) {
+		std::cerr << "Fatal Error: " << e.what() << std::endl;
+		return 1;
+	}
+	std::cout << "Clean exit from " << argv[0] << std::endl;
+	return 0;
 }

common/frameworks/scenes/makefile

@@ -0,0 +1,56 @@
+#include directories
+INCLUDES+=.
+
+#libraries
+#the order of the $(LIBS) is important, at least for MinGW
+LIBS+=
+ifeq ($(OS),Windows_NT)
+	LIBS+=-lmingw32
+endif
+LIBS+=-lSDL2main -lSDL2
+
+#flags
+CXXFLAGS+=-std=c++11 $(addprefix -I,$(INCLUDES))
+ifeq ($(shell uname), Linux)
+	#read data about the current install
+	CXXFLAGS+=$(shell sdl-config --cflags --static-libs)
+endif
+
+#source
+CXXSRC=$(wildcard *.cpp)
+
+#objects
+OBJDIR=obj
+OBJ+=$(addprefix $(OBJDIR)/,$(CXXSRC:.cpp=.o))
+
+#output
+OUTDIR=out
+OUT=$(addprefix $(OUTDIR)/,scenes)
+
+#targets
+all: $(OBJ) $(OUT)
+	$(CXX) $(CXXFLAGS) -o $(OUT) $(OBJ) $(LIBS)
+
+$(OBJ): | $(OBJDIR)
+
+$(OUT): | $(OUTDIR)
+
+$(OBJDIR):
+	mkdir $(OBJDIR)
+
+$(OUTDIR):
+	mkdir $(OUTDIR)
+
+$(OBJDIR)/%.o: %.cpp
+	$(CXX) $(CXXFLAGS) -c -o $@ $<
+
+clean:
+ifeq ($(OS),Windows_NT)
+	$(RM) *.o *.a *.exe
+else ifeq ($(shell uname), Linux)
+	find . -type f -name '*.o' -exec rm -f -r -v {} \;
+	find . -type f -name '*.a' -exec rm -f -r -v {} \;
+	rm -f -v $(OUT)
+endif
+
+rebuild: clean all

common/frameworks/scenes/scene_signal.hpp

@@ -0,0 +1,32 @@
+/* Copyright: (c) Kayne Ruse 2013-2016
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#pragma once
+
+enum SceneSignal {
+	//reserved members for internal use
+	QUIT = -1,
+	CONTINUE = 0,
+	FIRST = 1,
+
+	//custom scenes
+	EXAMPLE_SCENE
+};

common/gameplay/character_defines.hpp

@@ -0,0 +1,39 @@
+/* Copyright: (c) Kayne Ruse 2013-2016
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#pragma once
+
+#include <cmath>
+
+//the speeds that the characters move
+constexpr double CHARACTER_WALKING_SPEED = 2.24;
+constexpr double CHARACTER_WALKING_MOD = 1.0/sqrt(2.0);
+constexpr double CHARACTER_WALKING_NEGATIVE_MOD = 1.0 - CHARACTER_WALKING_MOD;
+
+//the bounds for the character objects, mapped to the default sprites
+constexpr int CHARACTER_BOUNDS_X = 0;
+constexpr int CHARACTER_BOUNDS_Y = 16;
+constexpr int CHARACTER_BOUNDS_WIDTH = 32;
+constexpr int CHARACTER_BOUNDS_HEIGHT = 32;
+
+//the character's sprite format
+constexpr int CHARACTER_CELLS_X = 4;
+constexpr int CHARACTER_CELLS_Y = 4;

common/gameplay/makefile

@@ -1,5 +1,5 @@
 #config
-INCLUDES+=. ../accounts ../characters ../clients ../entities ../monsters ../rooms ../triggers ../../common/gameplay ../../common/map ../../common/network ../../common/network/packet_types ../../common/utilities
+INCLUDES+=.
 LIBS+=
 CXXFLAGS+=-std=c++11 $(addprefix -I,$(INCLUDES))
 
@@ -10,10 +10,6 @@ CXXSRC=$(wildcard *.cpp)
 OBJDIR=obj
 OBJ+=$(addprefix $(OBJDIR)/,$(CXXSRC:.cpp=.o))
 
-#output
-OUTDIR=..
-OUT=$(addprefix $(OUTDIR)/,server.a)
-
 #targets
 all: $(OBJ) $(OUT)
 	ar -crs $(OUT) $(OBJ)

common/graphics/button.cpp

@@ -0,0 +1,167 @@
+/* Copyright: (c) Kayne Ruse 2013-2016
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#include "button.hpp"
+
+#include <stdexcept>
+
+void Button::DrawTo(SDL_Renderer* renderer) {
+	image.SetClipY(image.GetClipH() * state);
+	image.DrawTo(renderer, posX, posY);
+}
+
+void Button::SetBackgroundTexture(SDL_Renderer* renderer, SDL_Texture* texture) {
+	//copy the given texture
+	image.Free();
+
+	//a null texture can simply free the image
+	if (!texture) {
+		return;
+	}
+
+	//get the w & h, & create
+	int w = 0, h = 0;
+	SDL_QueryTexture(texture, nullptr, nullptr, &w, &h);
+	image.Create(renderer, w, h);
+
+	//copy
+	SDL_SetRenderTarget(renderer, image.GetTexture());
+	SDL_RenderCopy(renderer, texture, nullptr, nullptr);
+	SDL_SetRenderTarget(renderer, nullptr);
+
+	//prune
+	image.SetClipH(image.GetClipH() / 3);
+}
+
+void Button::SetText(SDL_Renderer* renderer, TTF_Font* font, std::string s, SDL_Color color) {
+	//make the surface (from SDL_ttf)
+	SDL_Surface* surf = TTF_RenderText_Solid(font, s.c_str(), color);
+	if (!surf) {
+		throw(std::runtime_error("Failed to create a TTF surface"));
+	}
+
+	//convert to texture
+	SDL_Texture* text = SDL_CreateTextureFromSurface(renderer, surf);
+	SDL_FreeSurface(surf);
+	if (!text) {
+		throw(std::runtime_error("Failed to create a TTF texture"));
+	}
+
+	//get the dimensions & rects
+	int x, y, w, h;
+	SDL_QueryTexture(text, nullptr, nullptr, &w, &h);
+	x = (image.GetClipW() - w) / 2;
+	y = (image.GetClipH() - h) / 2;
+	SDL_Rect src = {0, 0, w, h};
+	SDL_Rect dst;
+
+	//draw the text to the background
+	SDL_SetRenderTarget(renderer, image.GetTexture());
+
+	for (int i = 0; i < 3; i++) {
+		dst = {x, y + image.GetClipH() * i, w, h};
+		SDL_RenderCopy(renderer, text, &src, &dst);
+	}
+
+	SDL_SetRenderTarget(renderer, nullptr);
+
+	//free the texture
+	SDL_DestroyTexture(text);
+}
+
+void Button::SetX(int x) {
+	posX = x;
+}
+
+void Button::SetY(int y) {
+	posY = y;
+}
+
+Button::State Button::MouseMotion(SDL_MouseMotionEvent const& event) {
+	//if out of bounds, exit
+	if (!CheckBounds(event.x, event.y)) {
+		return state = State::IDLE;
+	}
+
+	//if in bounds, check button
+	if (event.state & SDL_BUTTON_LMASK && state == State::PRESSED) {
+		//stay pressed
+//		state = State::PRESSED;
+	}
+	else {
+		state = State::HOVER;
+	}
+
+	return state;
+}
+
+Button::State Button::MouseButtonDown(SDL_MouseButtonEvent const& event) {
+	//if out of bounds, exit
+	if (!CheckBounds(event.x, event.y)) {
+		return state = State::IDLE;
+	}
+
+	//if in bounds, check button
+	if (event.button == SDL_BUTTON_LEFT) {
+		return state = State::PRESSED;
+	}
+
+	//NOTE: if not left button down, ignore
+	return State::HOVER;
+}
+
+Button::State Button::MouseButtonUp(SDL_MouseButtonEvent const& event) {
+	//if out of bounds, exit
+	if (!CheckBounds(event.x, event.y)) {
+		return state = State::IDLE;
+	}
+
+	//if not left button up, ignore
+	if (event.button != SDL_BUTTON_LEFT) {
+		return state;
+	}
+
+	//if in bounds and left button up, send release signal
+	if (state == State::PRESSED) {
+		state = State::HOVER;
+		return State::RELEASED;
+	}
+
+	return state;
+}
+
+void Button::SetState(State s) {
+	state = s;
+}
+
+Button::State Button::GetState() {
+	return state;
+}
+
+bool Button::CheckBounds(int x, int y) {
+	//return if true (x, y) is within bounds, otherwise return false
+	return !(
+		x < posX ||
+		y < posY ||
+		x > posX + image.GetClipW() ||
+		y > posY + image.GetClipH()
+		);
+}

common/graphics/button.hpp

@@ -0,0 +1,68 @@
+/* Copyright: (c) Kayne Ruse 2013-2016
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#pragma once
+
+#include "image.hpp"
+
+#include "SDL2/SDL_ttf.h"
+
+#include <string>
+
+constexpr SDL_Color COLOR_WHITE = {255, 255, 255, 255};
+constexpr SDL_Color COLOR_RED = {255, 0, 0, 255};
+constexpr SDL_Color COLOR_ORANGE = {255, 127, 0, 255};
+constexpr SDL_Color COLOR_BLUE = {0, 0, 255, 255};
+
+class Button {
+public:
+	enum State {
+		IDLE = 0, HOVER = 1, PRESSED = 2, RELEASED = 3
+	};
+
+	//methods
+	Button() = default;
+	~Button() = default;
+
+	void DrawTo(SDL_Renderer*);
+
+	//setup
+	void SetBackgroundTexture(SDL_Renderer*, SDL_Texture*);
+	void SetText(SDL_Renderer*, TTF_Font*, std::string, SDL_Color);
+	void SetX(int x);
+	void SetY(int y);
+
+	//capture input
+	State MouseMotion(SDL_MouseMotionEvent const&);
+	State MouseButtonDown(SDL_MouseButtonEvent const&);
+	State MouseButtonUp(SDL_MouseButtonEvent const&);
+
+	//states
+	void SetState(State); //TODO: idle, busy or disabled
+	State GetState();
+
+protected:
+	bool CheckBounds(int x, int y);
+
+	Image image;
+	int posX = 0, posY = 0;
+	State state = State::IDLE;
+};

common/graphics/image.cpp

@@ -0,0 +1,211 @@
+/* Copyright: (c) Kayne Ruse 2013-2016
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#include "image.hpp"
+
+#include "SDL2/SDL_image.h"
+
+#include <sstream>
+#include <stdexcept>
+
+Image& Image::operator=(Image const& rhs) {
+	//don't screw yourself
+	if (this == &rhs) {
+		return *this;
+	}
+
+	Free();
+
+	//Copy the other Image's stuff
+	texture = rhs.texture;
+	clip = rhs.clip;
+	local = false;
+}
+
+Image& Image::operator=(Image&& rhs) {
+	//don't screw yourself
+	if (this == &rhs) {
+		return *this;
+	}
+
+	Free();
+
+	//Steal the other Image's stuff
+	texture = rhs.texture;
+	clip = rhs.clip;
+	local = rhs.local;
+
+	rhs.texture = nullptr;
+	rhs.clip = {0, 0, 0, 0};
+	rhs.local = false;
+}
+
+SDL_Texture* Image::Load(SDL_Renderer* renderer, std::string fname) {
+	Free();
+
+	//load the file into a surface
+	SDL_Surface* surface = IMG_Load(fname.c_str());
+	if (!surface) {
+		std::ostringstream msg;
+		msg << "Failed to load an image file: " << fname;
+		msg << "; " << IMG_GetError();
+		throw(std::runtime_error(msg.str()));
+	}
+
+	//create a texture from this surface
+	texture = SDL_CreateTextureFromSurface(renderer, surface);
+	if (!texture) {
+		std::ostringstream msg;
+		msg << "Failed to convert a newly loaded image file: " << fname;
+		msg << "; " << SDL_GetError();
+		throw(std::runtime_error(msg.str()));
+	}
+
+	//set the metadata
+	clip.x = 0;
+	clip.y = 0;
+	if (SDL_QueryTexture(texture, nullptr, nullptr, &clip.w, &clip.h)) {
+		std::ostringstream msg;
+		msg << "Failed to record metadata for a newly loaded image file: " << fname;
+		msg << "; " << SDL_GetError();
+		throw(std::runtime_error(msg.str()));
+	}
+	local = true;
+
+	//free the surface & return
+	SDL_FreeSurface(surface);
+	return texture;
+}
+
+SDL_Texture* Image::Create(SDL_Renderer* renderer, Uint16 w, Uint16 h, SDL_Color blank) {
+	Free();
+
+	//make the texture
+	texture = SDL_CreateTexture(renderer,
+		SDL_PIXELFORMAT_RGBA8888,
+		SDL_TEXTUREACCESS_TARGET,
+		w, h);
+
+	//check
+	if (!texture) {
+		std::ostringstream msg;
+		msg << "Failed to create a texture; " << SDL_GetError();
+		throw(std::runtime_error(msg.str()));
+	}
+
+	//set the metadata
+	clip.x = 0;
+	clip.y = 0;
+	if (SDL_QueryTexture(texture, nullptr, nullptr, &clip.w, &clip.h)) {
+		std::ostringstream msg;
+		msg << "Failed to record metadata for a newly created image";
+		msg << "; " << SDL_GetError();
+		throw(std::runtime_error(msg.str()));
+	}
+	local = true;
+
+	//blank (black) texture
+	SDL_SetRenderTarget(renderer, texture);
+	SDL_SetRenderDrawColor(renderer, blank.r, blank.g, blank.b, blank.a);
+	SDL_RenderFillRect(renderer, nullptr);
+	SDL_SetRenderDrawColor(renderer, 0, 0, 0, 0);
+	SDL_SetRenderTarget(renderer, nullptr);
+
+	return texture;
+}
+
+SDL_Texture* Image::CopyTexture(SDL_Renderer* renderer, SDL_Texture* ptr) {
+	Free();
+	int w = 0, h = 0;
+
+	//get the info
+	SDL_QueryTexture(ptr, nullptr, nullptr, &w, &h);
+
+	//create a texture of (w, h) size (also sets the metadata)
+	Create(renderer, w, h);
+
+	//copy the argument texture to the local texture
+	SDL_SetRenderTarget(renderer, texture);
+	SDL_RenderCopy(renderer, ptr, nullptr, nullptr);
+	SDL_SetRenderTarget(renderer, nullptr);
+
+	//return the local texture
+	return texture;
+}
+
+SDL_Texture* Image::SetTexture(SDL_Texture* ptr) {
+	Free();
+
+	texture = ptr;
+
+	//set the metadata
+	clip.x = 0;
+	clip.y = 0;
+	if (SDL_QueryTexture(texture, nullptr, nullptr, &clip.w, &clip.h)) {
+		std::ostringstream msg;
+		msg << "Failed to record metadata for a newly image image";
+		msg << "; " << SDL_GetError();
+		throw(std::runtime_error(msg.str()));
+	}
+	local = false;
+
+	return texture;
+}
+
+SDL_Texture* Image::GetTexture() const {
+	return texture;
+}
+
+void Image::Free() {
+	if (local) {
+		SDL_DestroyTexture(texture);
+		local = false;
+	}
+	texture = nullptr;
+	clip = {0, 0, 0, 0};
+}
+
+void Image::DrawTo(SDL_Renderer* const renderer, Sint16 x, Sint16 y, double scaleX, double scaleY) {
+	if (!texture) {
+		throw(std::logic_error("No image texture to draw"));
+	}
+	SDL_Rect sclip = clip;
+	SDL_Rect dclip = {x, y, Uint16(clip.w * scaleX), Uint16(clip.h * scaleY)};
+	SDL_RenderCopy(renderer, texture, &sclip, &dclip);
+}
+
+void Image::SetAlpha(Uint8 a) {
+	if (SDL_SetTextureAlphaMod(texture, a)) {
+		std::ostringstream msg;
+		msg << "Failed to set alpha; " << SDL_GetError();
+		throw(std::runtime_error(msg.str()));
+	}
+}
+
+Uint8 Image::GetAlpha() {
+	Uint8 ret = 0;
+	if (SDL_GetTextureAlphaMod(texture, &ret)) {
+		std::ostringstream msg;
+		msg << "Failed to get alpha; " << SDL_GetError();
+		throw(std::runtime_error(msg.str()));
+	}
+	return ret;
+}

common/graphics/image.hpp

@@ -0,0 +1,73 @@
+/* Copyright: (c) Kayne Ruse 2013-2016
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#pragma once
+
+#include "SDL2/SDL.h"
+
+#include <string>
+
+class Image {
+public:
+	Image() = default;
+	Image(Image const& rhs) { *this = rhs; }
+	Image(Image&& rhs) { *this = std::move(rhs); }
+	Image(SDL_Renderer* r, std::string fname) { Load(r, fname); }
+	Image(SDL_Renderer* r, Uint16 w, Uint16 h) { Create(r, w, h); }
+	Image(SDL_Texture* p) { SetTexture(p); }
+	virtual ~Image() { Free(); }
+
+	Image& operator=(Image const&);
+	Image& operator=(Image&&);
+
+	SDL_Texture* Load(SDL_Renderer* renderer, std::string fname);
+	SDL_Texture* Create(SDL_Renderer* renderer, Uint16 w, Uint16 h, SDL_Color blank = {0, 0, 0, 255});
+	SDL_Texture* CopyTexture(SDL_Renderer* renderer, SDL_Texture* ptr);
+	SDL_Texture* SetTexture(SDL_Texture*);
+	SDL_Texture* GetTexture() const;
+	virtual void Free();
+
+	void DrawTo(SDL_Renderer* const, Sint16 x, Sint16 y, double scaleX = 1.0, double scaleY = 1.0);
+
+	void SetAlpha(Uint8 a);
+	Uint8 GetAlpha();
+
+	//Clip handlers
+	SDL_Rect SetClip(SDL_Rect r) { return clip = r; }
+	SDL_Rect GetClip() const { return clip; }
+
+	Sint16 SetClipX(Sint16 x) { return clip.x = x; }
+	Sint16 SetClipY(Sint16 y) { return clip.y = y; }
+	Uint16 SetClipW(Uint16 w) { return clip.w = w; }
+	Uint16 SetClipH(Uint16 h) { return clip.h = h; }
+
+	Sint16 GetClipX() const { return clip.x; }
+	Sint16 GetClipY() const { return clip.y; }
+	Uint16 GetClipW() const { return clip.w; }
+	Uint16 GetClipH() const { return clip.h; }
+
+	bool GetLocal() const { return local; }
+
+protected:
+	SDL_Texture* texture = nullptr;
+	SDL_Rect clip = {0, 0, 0, 0};
+	bool local = false;
+};

common/graphics/makefile

@@ -0,0 +1,28 @@
+#config
+INCLUDES+=.
+LIBS+=
+CXXFLAGS+=-std=c++11 $(addprefix -I,$(INCLUDES))
+
+#source
+CXXSRC=$(wildcard *.cpp)
+
+#objects
+OBJDIR=obj
+OBJ+=$(addprefix $(OBJDIR)/,$(CXXSRC:.cpp=.o))
+
+#targets
+all: $(OBJ) $(OUT)
+	ar -crs $(OUT) $(OBJ)
+
+$(OBJ): | $(OBJDIR)
+
+$(OUT): | $(OUTDIR)
+
+$(OBJDIR):
+	mkdir $(OBJDIR)
+
+$(OUTDIR):
+	mkdir $(OUTDIR)
+
+$(OBJDIR)/%.o: %.cpp
+	$(CXX) $(CXXFLAGS) -c -o $@ $<

common/graphics/sprite_sheet.cpp

@@ -0,0 +1,186 @@
+/* Copyright: (c) Kayne Ruse 2013-2016
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#include "sprite_sheet.hpp"
+
+#include <sstream>
+#include <stdexcept>
+
+SpriteSheet& SpriteSheet::operator=(SpriteSheet const& rhs) {
+	//don't screw yourself
+	if (this == &rhs) {
+		return *this;
+	}
+
+	Free();
+
+	//Copy the other SpriteSheet's stuff
+	texture = rhs.texture;
+	clip = rhs.clip;
+	local = false;
+	countX = rhs.countX;
+	countY = rhs.countY;
+	indexX = rhs.indexX;
+	indexY = rhs.indexY;
+	delay = rhs.delay;
+	tick = rhs.tick;
+}
+
+SpriteSheet& SpriteSheet::operator=(SpriteSheet&& rhs) {
+	//don't screw yourself
+	if (this == &rhs) {
+		return *this;
+	}
+
+	Free();
+
+	//Steal the other SpriteSheet's stuff
+	texture = rhs.texture;
+	clip = rhs.clip;
+	local = rhs.local;
+	countX = rhs.countX;
+	countY = rhs.countY;
+	indexX = rhs.indexX;
+	indexY = rhs.indexY;
+	delay = rhs.delay;
+	tick = rhs.tick;
+
+	rhs.texture = nullptr;
+	rhs.clip = {0, 0, 0, 0};
+	rhs.local = false;
+	rhs.countX = 0;
+	rhs.countY = 0;
+	rhs.indexX = 0;
+	rhs.indexY = 0;
+	rhs.delay = 0.0;
+	rhs.tick = 0.0;
+}
+
+void SpriteSheet::Update(double delta) {
+	//if the delay has passed
+	if (delay && (tick += delta) >= delay) {
+		//if the index is out of bounds
+		if (++indexX >= countX) {
+			indexX = 0;
+		}
+		tick = 0;
+	}
+	//modify area drawn
+	clip.x = indexX * clip.w;
+	clip.y = indexY * clip.h;
+}
+
+SDL_Texture* SpriteSheet::Load(SDL_Renderer* r, std::string fname, Uint16 cx, Uint16 cy) {
+	//call the base function
+	Image::Load(r, fname);
+
+	//set the metadata
+	countX = cx;
+	countY = cy;
+
+	//assume clip.x and clip.y were set to the size of the texture
+	//reduce the w & h to the size of one cell
+	clip.w = clip.w / countX;
+	clip.h = clip.h / countY;
+
+	indexX = indexY = 0;
+	delay = tick = 0.0;
+
+	return texture;
+}
+
+SDL_Texture* SpriteSheet::Create(SDL_Renderer* r, Uint16 w, Uint16 h, Uint16 cx, Uint16 cy) {
+	//call the base function
+	Image::Create(r, w, h);
+
+	//set the metadata
+	countX = cx;
+	countY = cy;
+
+	//assume clip.x and clip.y were set to the size of the texture
+	//reduce the w & h to the size of one cell
+	clip.w = clip.w / countX;
+	clip.h = clip.h / countY;
+
+	indexX = indexY = 0;
+	delay = tick = 0.0;
+
+	return texture;
+}
+
+SDL_Texture* SpriteSheet::SetTexture(SDL_Texture* ptr, Uint16 cx, Uint16 cy) {
+	//call the base function
+	Image::SetTexture(ptr);
+
+	//set the metadata
+	countX = cx;
+	countY = cy;
+
+	//assume clip.x and clip.y were set to the size of the texture
+	//reduce the w & h to the size of one cell
+	clip.w = clip.w / countX;
+	clip.h = clip.h / countY;
+
+	indexX = indexY = 0;
+	delay = tick = 0.0;
+
+	return texture;
+}
+
+void SpriteSheet::Free() {
+	Image::Free();
+	countX = countY = 0;
+	indexX = indexY = 0;
+	delay = tick = 0.0;
+}
+
+Uint16 SpriteSheet::SetCountX(Uint16 i) {
+	indexX = 0;
+	return countX = i;
+}
+
+Uint16 SpriteSheet::SetCountY(Uint16 i) {
+	indexY = 0;
+	return countY = i;
+}
+
+Uint16 SpriteSheet::SetIndexX(Uint16 i) {
+	if (i > countX) {
+		std::ostringstream msg;
+		msg << "Cannot set index 'x' to " << i;
+		throw(std::out_of_range(msg.str()));
+	}
+	return indexX = i;
+}
+
+Uint16 SpriteSheet::SetIndexY(Uint16 i) {
+	if (i > countY) {
+		std::ostringstream msg;
+		msg << "Cannot set index 'y' to " << i;
+		throw(std::invalid_argument(msg.str()));
+	}
+	return indexY = i;
+}
+
+double SpriteSheet::SetDelay(double d) {
+	tick = 0;
+	return delay = d;
+}

common/graphics/sprite_sheet.hpp

@@ -0,0 +1,70 @@
+/* Copyright: (c) Kayne Ruse 2013-2016
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#pragma once
+
+#include "image.hpp"
+
+class SpriteSheet : public Image {
+public:
+	SpriteSheet() = default;
+	SpriteSheet(SpriteSheet const& rhs) { *this = rhs; }
+	SpriteSheet(SpriteSheet&& rhs) { *this = std::move(rhs); }
+	SpriteSheet(SDL_Renderer* r, std::string fname, Uint16 cx, Uint16 cy)
+		{ Load(r, fname, cx, cy); }
+	SpriteSheet(SDL_Renderer* r, Uint16 w, Uint16 h, Uint16 cx, Uint16 cy)
+		{ Create(r, w, h, cx, cy); }
+	SpriteSheet(SDL_Texture* p, Uint16 cx, Uint16 cy)
+		{ SetTexture(p, cx, cy); }
+	~SpriteSheet() = default;
+
+	SpriteSheet& operator=(SpriteSheet const&);
+	SpriteSheet& operator=(SpriteSheet&&);
+
+	void Update(double delta);
+
+	SDL_Texture* Load(SDL_Renderer*, std::string fname, Uint16 cx, Uint16 cy);
+	SDL_Texture* Create(SDL_Renderer*, Uint16 w, Uint16 h, Uint16 cx, Uint16 cy);
+	SDL_Texture* SetTexture(SDL_Texture*, Uint16 cx, Uint16 cy);
+	void Free() override;
+
+	Uint16 SetCountX(Uint16);
+	Uint16 SetCountY(Uint16);
+	Uint16 SetIndexX(Uint16);
+	Uint16 SetIndexY(Uint16);
+
+	Uint16 GetCountX() const { return countX; }
+	Uint16 GetCountY() const { return countY; }
+	Uint16 GetIndexX() const { return indexX; }
+	Uint16 GetIndexY() const { return indexY; }
+
+	double SetDelay(double d);
+	double GetDelay() const { return delay; }
+
+private:
+	Uint16 countX = 0, countY = 0, indexX = 0, indexY = 0;
+	double delay = 0.0, tick = 0.0;
+
+	//disable access
+	using Image::Load;
+	using Image::Create;
+	using Image::SetTexture;
+};

common/graphics/text_box.cpp

@@ -0,0 +1,56 @@
+/* Copyright: (c) Kayne Ruse 2013-2016
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#include "text_box.hpp"
+
+#include <stdexcept>
+
+TextBox::TextBox() {
+	//
+}
+
+TextBox::~TextBox() {
+	//
+}
+
+void TextBox::DrawTo(SDL_Renderer* renderer, int posX, int posY, int pointSize) {
+	for (std::list<TextLine>::iterator it = lineList.begin(); it != lineList.end(); it++) {
+		it->DrawTo(renderer, posX, posY);
+		posY += pointSize;
+	}
+}
+
+void TextBox::PushLine(SDL_Renderer* renderer, TTF_Font* font, std::string str, SDL_Color color) {
+	lineList.emplace_front(renderer, font, str, color);
+}
+
+void TextBox::PopLine(int num) {
+	//prevent underflow
+	num < lineList.size() ? num : lineList.size();
+
+	for (int i = 0; i < num; ++i) {
+		lineList.pop_back();
+	}
+}
+
+void TextBox::ClearLines() {
+	lineList.clear();
+}

common/graphics/text_box.hpp

@@ -0,0 +1,45 @@
+/* Copyright: (c) Kayne Ruse 2013-2016
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#pragma once
+
+#include "text_line.hpp"
+
+#include "SDL2/SDL.h"
+#include "SDL2/SDL_ttf.h"
+
+#include <string>
+#include <list>
+
+class TextBox {
+public:
+	TextBox();
+	~TextBox();
+
+	void DrawTo(SDL_Renderer*, int posX, int posY, int pointSize);
+
+	void PushLine(SDL_Renderer*, TTF_Font*, std::string, SDL_Color color);
+	void PopLine(int num = 1);
+	void ClearLines();
+
+private:
+	std::list<TextLine> lineList;
+};

common/graphics/text_line.cpp

@@ -0,0 +1,70 @@
+/* Copyright: (c) Kayne Ruse 2013-2016
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#include "text_line.hpp"
+
+#include <stdexcept>
+
+SDL_Texture* renderTextTexture(SDL_Renderer* renderer, TTF_Font* font, std::string str, SDL_Color color) {
+	//make the surface (from SDL_ttf)
+	SDL_Surface* surface = TTF_RenderText_Solid(font, str.c_str(), color);
+	if (!surface) {
+		throw(std::runtime_error("Failed to create a TTF surface"));
+	}
+
+	//convert to texture
+	SDL_Texture* texture = SDL_CreateTextureFromSurface(renderer, surface);
+
+	//cleanup
+	SDL_FreeSurface(surface);
+
+	//check
+	if (!texture) {
+		throw(std::runtime_error("Failed to create a TTF texture"));
+	}
+
+	//NOTE: free the texture yourself
+	return texture;
+}
+
+TextLine::TextLine() {
+	//
+}
+
+TextLine::~TextLine() {
+	ClearText();
+}
+
+void TextLine::DrawTo(SDL_Renderer* renderer, int posX, int posY) {
+	SDL_Rect dclip = {posX, posY, 0, 0};
+	SDL_QueryTexture(texture, nullptr, nullptr, &dclip.w, &dclip.h);
+	SDL_RenderCopy(renderer, texture, nullptr, &dclip);
+}
+
+void TextLine::SetText(SDL_Renderer* renderer, TTF_Font* font, std::string str, SDL_Color color) {
+	//just use the above global function
+	SDL_DestroyTexture(texture);
+	texture = renderTextTexture(renderer, font, str, color);
+}
+
+void TextLine::ClearText() {
+	SDL_DestroyTexture(texture);
+}

common/graphics/text_line.hpp

@@ -0,0 +1,45 @@
+/* Copyright: (c) Kayne Ruse 2013-2016
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#pragma once
+
+#include "SDL2/SDL.h"
+#include "SDL2/SDL_ttf.h"
+
+#include <string>
+
+SDL_Texture* renderTextTexture(SDL_Renderer*, TTF_Font*, std::string, SDL_Color color);
+
+class TextLine {
+public:
+	TextLine();
+	TextLine(SDL_Renderer* r, TTF_Font* f, std::string s, SDL_Color c)
+		{ SetText(r, f, s, c); }
+	virtual ~TextLine();
+
+	void DrawTo(SDL_Renderer*, int posX, int posY);
+
+	void SetText(SDL_Renderer*, TTF_Font*, std::string, SDL_Color color);
+	void ClearText();
+
+protected:
+	SDL_Texture* texture = nullptr;
+};

common/makefile

@@ -0,0 +1,28 @@
+#output
+export OUTDIR=..
+export OUT=$(addprefix $(OUTDIR)/,libcommon.a)
+
+all: $(OUTDIR)
+	$(MAKE) -C debugging
+	$(MAKE) -C gameplay
+	$(MAKE) -C graphics
+	$(MAKE) -C map
+	$(MAKE) -C network
+	$(MAKE) -C utilities
+
+debug: export CXXFLAGS+=-g
+debug: clean all
+
+$(OUTDIR):
+	mkdir $(OUTDIR)
+
+clean:
+ifeq ($(OS),Windows_NT)
+	$(RM) *.o *.a *.exe
+else ifeq ($(shell uname), Linux)
+	find . -type f -name *.o -exec rm -f -r -v {} \;
+	find . -type f -name *.a -exec rm -f -r -v {} \;
+	rm -f -v out/client out/server
+endif
+
+rebuild: clean all

common/map/makefile

@@ -0,0 +1,28 @@
+#config
+INCLUDES+=. ../graphics
+LIBS+=
+CXXFLAGS+=-std=c++11 $(addprefix -I,$(INCLUDES))
+
+#source
+CXXSRC=$(wildcard *.cpp)
+
+#objects
+OBJDIR=obj
+OBJ+=$(addprefix $(OBJDIR)/,$(CXXSRC:.cpp=.o))
+
+#targets
+all: $(OBJ) $(OUT)
+	ar -crs $(OUT) $(OBJ)
+
+$(OBJ): | $(OBJDIR)
+
+$(OUT): | $(OUTDIR)
+
+$(OBJDIR):
+	mkdir $(OBJDIR)
+
+$(OUTDIR):
+	mkdir $(OUTDIR)
+
+$(OBJDIR)/%.o: %.cpp
+	$(CXX) $(CXXFLAGS) -c -o $@ $<

common/map/region.cpp

@@ -0,0 +1,82 @@
+/* Copyright: (c) Kayne Ruse 2013-2016
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#include "region.hpp"
+
+#include <cmath>
+#include <cstring>
+#include <stdexcept>
+
+int snapToBase(int base, int x) {
+	return floor((double)x / base) * base;
+}
+
+Region::Region(int argX, int argY): x(argX), y(argY) {
+	if (x != snapToBase(REGION_WIDTH, x) || y != snapToBase(REGION_HEIGHT, y)) {
+		throw(std::invalid_argument("Region location is off grid"));
+	}
+	memset(tiles, 0, REGION_WIDTH*REGION_HEIGHT*REGION_DEPTH*sizeof(type_t));
+}
+
+Region::Region(Region const& rhs): x(rhs.x), y(rhs.y) {
+	memcpy(tiles, rhs.tiles, REGION_WIDTH*REGION_HEIGHT*REGION_DEPTH*sizeof(type_t));
+	solid = rhs.solid;
+}
+
+Region::type_t Region::SetTile(int x, int y, int z, type_t v) {
+	if (x < 0 || y < 0 || z < 0 || x >= REGION_WIDTH || y >= REGION_HEIGHT || z >= REGION_DEPTH) {
+		throw(std::out_of_range("Region::SetTile() argument out of range"));
+	}
+	return tiles[x][y][z] = v;
+}
+
+Region::type_t Region::GetTile(int x, int y, int z) const {
+	if (x < 0 || y < 0 || z < 0 || x >= REGION_WIDTH || y >= REGION_HEIGHT || z >= REGION_DEPTH) {
+		throw(std::out_of_range("Region::GetTile() argument out of range"));
+	}
+	return tiles[x][y][z];
+}
+
+bool Region::SetSolid(int x, int y, bool b) {
+	if (x < 0 || y < 0 || x >= REGION_WIDTH || y >= REGION_HEIGHT) {
+		throw(std::out_of_range("Region::SetSolid() argument out of range"));
+	}
+	return solid[x * REGION_WIDTH + y] = b;
+}
+
+bool Region::GetSolid(int x, int y) const {
+	if (x < 0 || y < 0 || x >= REGION_WIDTH || y >= REGION_HEIGHT) {
+		throw(std::out_of_range("Region::GetSolid() argument out of range"));
+	}
+	return solid[x * REGION_WIDTH + y];
+}
+
+int Region::GetX() const {
+	return x;
+}
+
+int Region::GetY() const {
+	return y;
+}
+
+std::bitset<REGION_WIDTH*REGION_HEIGHT>* Region::GetSolidBitset() {
+	return &solid;
+}

common/map/region.hpp

@@ -0,0 +1,62 @@
+/* Copyright: (c) Kayne Ruse 2013-2016
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#pragma once
+
+#include <bitset>
+
+//the region's storage format
+constexpr int REGION_WIDTH = 20;
+constexpr int REGION_HEIGHT = 20;
+constexpr int REGION_DEPTH = 3;
+
+//utility function
+int snapToBase(int base, int x);
+
+class Region {
+public:
+	typedef unsigned char type_t;
+
+	Region() = delete;
+	Region(int x, int y);
+	Region(Region const&);
+	~Region() = default;
+
+	type_t SetTile(int x, int y, int z, type_t v);
+	type_t GetTile(int x, int y, int z) const;
+
+	bool SetSolid(int x, int y, bool b);
+	bool GetSolid(int x, int y) const;
+
+	//accessors
+	int GetX() const;
+	int GetY() const;
+
+	std::bitset<REGION_WIDTH*REGION_HEIGHT>* GetSolidBitset();
+private:
+	friend class TileSheet;
+
+	const int x;
+	const int y;
+
+	type_t tiles[REGION_WIDTH][REGION_HEIGHT][REGION_DEPTH];
+	std::bitset<REGION_WIDTH*REGION_HEIGHT> solid;
+};

common/map/region_api.cpp

@@ -0,0 +1,99 @@
+/* Copyright: (c) Kayne Ruse 2013-2016
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#include "region_api.hpp"
+
+#include "region.hpp"
+
+static int setTile(lua_State* L) {
+	Region* region = reinterpret_cast<Region*>(lua_touserdata(L, 1));
+	int ret = region->SetTile(lua_tointeger(L, 2)-1, lua_tointeger(L, 3)-1, lua_tointeger(L, 4)-1, lua_tointeger(L, 5));
+	lua_pushinteger(L, ret);
+	return 1;
+}
+
+static int getTile(lua_State* L) {
+	Region* region = reinterpret_cast<Region*>(lua_touserdata(L, 1));
+	int ret = region->GetTile(lua_tointeger(L, 2)-1, lua_tointeger(L, 3)-1, lua_tointeger(L, 4)-1);
+	lua_pushinteger(L, ret);
+	return 1;
+}
+
+static int setSolid(lua_State* L) {
+	Region* region = reinterpret_cast<Region*>(lua_touserdata(L, 1));
+	bool ret = region->SetSolid(lua_tointeger(L, 2)-1, lua_tointeger(L, 3)-1, lua_toboolean(L, 4));
+	lua_pushboolean(L, ret);
+	return 1;
+}
+
+static int getSolid(lua_State* L) {
+	Region* region = reinterpret_cast<Region*>(lua_touserdata(L, 1));
+	bool ret = region->GetSolid(lua_tointeger(L, 2)-1, lua_tointeger(L, 3)-1);
+	lua_pushboolean(L, ret);
+	return 1;
+}
+
+static int getX(lua_State* L) {
+	Region* region = reinterpret_cast<Region*>(lua_touserdata(L, 1));
+	lua_pushinteger(L, region->GetX());
+	return 1;
+}
+
+static int getY(lua_State* L) {
+	Region* region = reinterpret_cast<Region*>(lua_touserdata(L, 1));
+	lua_pushinteger(L, region->GetY());
+	return 1;
+}
+
+static int getWidth(lua_State* L) {
+	lua_pushinteger(L, REGION_WIDTH);
+	return 1;
+}
+
+static int getHeight(lua_State* L) {
+	lua_pushinteger(L, REGION_HEIGHT);
+	return 1;
+}
+
+static int getDepth(lua_State* L) {
+	lua_pushinteger(L, REGION_DEPTH);
+	return 1;
+}
+
+static const luaL_Reg regionLib[] = {
+	{"SetTile",setTile},
+	{"GetTile",getTile},
+	{"SetSolid",setSolid},
+	{"GetSolid",getSolid},
+	{"GetX",getX},
+	{"GetY",getY},
+
+	//the global macros
+	{"GetWidth",getWidth},
+	{"GetHeight",getHeight},
+	{"GetDepth",getDepth},
+	{nullptr, nullptr}
+};
+
+LUAMOD_API int openRegionAPI(lua_State* L) {
+	luaL_newlib(L, regionLib);
+	return 1;
+}

common/map/region_api.hpp

@@ -1,4 +1,4 @@
-/* Copyright: (c) Kayne Ruse 2013-2015
+/* Copyright: (c) Kayne Ruse 2013-2016
  * 
  * This software is provided 'as-is', without any express or implied
  * warranty. In no event will the authors be held liable for any damages
@@ -23,5 +23,5 @@
 
 #include "lua.hpp"
 
-#define TORTUGA_MONSTER_API "monster"
+#define TORTUGA_REGION_API "region"
-LUAMOD_API int openMonsterAPI(lua_State* L);
+LUAMOD_API int openRegionAPI(lua_State* L);

common/map/region_pager_api.cpp

@@ -0,0 +1,172 @@
+/* Copyright: (c) Kayne Ruse 2013-2016
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#include "region_pager_api.hpp"
+
+#include "region_pager_lua.hpp"
+#include "region.hpp"
+
+//DOCS: These glue functions simply wrap RegionPagerLua's methods
+//NOTE: zero indexing is used here, but not in the region API
+
+static int setTile(lua_State* L) {
+	RegionPagerLua* pager = reinterpret_cast<RegionPagerLua*>(lua_touserdata(L, 1));
+	int ret = pager->SetTile(lua_tointeger(L, 2), lua_tointeger(L, 3), lua_tointeger(L, 4), lua_tointeger(L, 5));
+	lua_pushinteger(L, ret);
+	return 1;
+}
+
+static int getTile(lua_State* L) {
+	RegionPagerLua* pager = reinterpret_cast<RegionPagerLua*>(lua_touserdata(L, 1));
+	int ret = pager->GetTile(lua_tointeger(L, 2), lua_tointeger(L, 3), lua_tointeger(L, 4));
+	lua_pushinteger(L, ret);
+	return 1;
+}
+
+static int setSolid(lua_State* L) {
+	RegionPagerLua* pager = reinterpret_cast<RegionPagerLua*>(lua_touserdata(L, 1));
+	bool ret = pager->SetSolid(lua_tointeger(L, 2), lua_tointeger(L, 3), lua_toboolean(L, 4));
+	lua_pushboolean(L, ret);
+	return 1;
+}
+
+static int getSolid(lua_State* L) {
+	RegionPagerLua* pager = reinterpret_cast<RegionPagerLua*>(lua_touserdata(L, 1));
+	bool ret = pager->GetSolid(lua_tointeger(L, 2), lua_tointeger(L, 3));
+	lua_pushboolean(L, ret);
+	return 1;
+}
+
+static int getRegion(lua_State* L) {
+	RegionPagerLua* pager = reinterpret_cast<RegionPagerLua*>(lua_touserdata(L, 1));
+	Region* region = pager->GetRegion(lua_tointeger(L, 2), lua_tointeger(L, 3));
+	lua_pushlightuserdata(L, region);
+	return 1;
+}
+
+static int loadRegion(lua_State* L) {
+	RegionPagerLua* pager = reinterpret_cast<RegionPagerLua*>(lua_touserdata(L, 1));
+	Region* region = pager->LoadRegion(lua_tointeger(L, 2), lua_tointeger(L, 3));
+	lua_pushlightuserdata(L, region);
+	return 1;
+}
+
+static int saveRegion(lua_State* L) {
+	RegionPagerLua* pager = reinterpret_cast<RegionPagerLua*>(lua_touserdata(L, 1));
+	Region* region = pager->SaveRegion(lua_tointeger(L, 2), lua_tointeger(L, 3));
+	lua_pushlightuserdata(L, region);
+	return 1;
+}
+
+static int createRegion(lua_State* L) {
+	RegionPagerLua* pager = reinterpret_cast<RegionPagerLua*>(lua_touserdata(L, 1));
+	Region* region = pager->CreateRegion(lua_tointeger(L, 2), lua_tointeger(L, 3));
+	lua_pushlightuserdata(L, region);
+	return 1;
+}
+
+static int unloadRegion(lua_State* L) {
+	RegionPagerLua* pager = reinterpret_cast<RegionPagerLua*>(lua_touserdata(L, 1));
+
+	//two argument types: coords & the region itself
+	switch(lua_type(L, 2)) {
+		case LUA_TNUMBER:
+			pager->UnloadIf([&](Region const& region) -> bool {
+				int x = lua_tointeger(L, 2);
+				int y = lua_tointeger(L, 3);
+				return region.GetX() == x && region.GetY() == y;
+			});
+		break;
+		case LUA_TLIGHTUSERDATA:
+			pager->UnloadIf([&](Region const& region) -> bool {
+				return (&region) == lua_touserdata(L, 2);
+			});
+		break;
+	}
+	return 0;
+}
+
+static int setOnLoad(lua_State* L) {
+	RegionPagerLua* pager = reinterpret_cast<RegionPagerLua*>(lua_touserdata(L, 1));
+	luaL_unref(L, LUA_REGISTRYINDEX, pager->GetLoadReference());
+	pager->SetLoadReference(luaL_ref(L, LUA_REGISTRYINDEX));
+	return 0;
+}
+
+static int setOnSave(lua_State* L) {
+	RegionPagerLua* pager = reinterpret_cast<RegionPagerLua*>(lua_touserdata(L, 1));
+	luaL_unref(L, LUA_REGISTRYINDEX, pager->GetSaveReference());
+	pager->SetSaveReference(luaL_ref(L, LUA_REGISTRYINDEX));
+	return 0;
+}
+
+static int setOnCreate(lua_State* L) {
+	RegionPagerLua* pager = reinterpret_cast<RegionPagerLua*>(lua_touserdata(L, 1));
+	luaL_unref(L, LUA_REGISTRYINDEX, pager->GetCreateReference());
+	pager->SetCreateReference(luaL_ref(L, LUA_REGISTRYINDEX));
+	return 0;
+}
+
+static int setOnUnload(lua_State* L) {
+	RegionPagerLua* pager = reinterpret_cast<RegionPagerLua*>(lua_touserdata(L, 1));
+	luaL_unref(L, LUA_REGISTRYINDEX, pager->GetUnloadReference());
+	pager->SetUnloadReference(luaL_ref(L, LUA_REGISTRYINDEX));
+	return 0;
+}
+
+//debugging
+static int containerSize(lua_State* L) {
+	RegionPagerLua* pager = static_cast<RegionPagerLua*>(lua_touserdata(L, 1));
+	lua_pushinteger(L, pager->GetContainer()->size());
+	return 1;
+}
+
+static const luaL_Reg regionPagerLib[] = {
+	//curry
+	{"SetTile", setTile},
+	{"GetTile", getTile},
+	{"SetSolid", setSolid},
+	{"GetSolid", getSolid},
+
+	//access and control
+	{"GetRegion", getRegion},
+	{"LoadRegion", loadRegion},
+	{"SaveRegion", saveRegion},
+	{"CreateRegion", createRegion},
+	{"UnloadRegion", unloadRegion},
+
+	//triggers
+	{"SetOnLoad",setOnLoad},
+	{"SetOnSave",setOnSave},
+	{"SetOnCreate",setOnCreate},
+	{"SetOnUnload",setOnUnload},
+
+	//debugging
+	{"ContainerSize", containerSize},
+
+	//sentinel
+	{nullptr, nullptr}
+};
+
+LUAMOD_API int openRegionPagerAPI(lua_State* L) {
+	luaL_newlib(L, regionPagerLib);
+	return 1;
+}

common/map/region_pager_api.hpp

@@ -1,4 +1,4 @@
-/* Copyright: (c) Kayne Ruse 2013-2015
+/* Copyright: (c) Kayne Ruse 2013-2016
  * 
  * This software is provided 'as-is', without any express or implied
  * warranty. In no event will the authors be held liable for any damages
@@ -23,5 +23,5 @@
 
 #include "lua.hpp"
 
-#define TORTUGA_MONSTER_MANAGER_API "monster_manager"
+#define TORTUGA_REGION_PAGER_API "region_pager"
-LUAMOD_API int openMonsterManagerAPI(lua_State* L);
+LUAMOD_API int openRegionPagerAPI(lua_State* L);

common/map/region_pager_base.cpp

@@ -0,0 +1,106 @@
+/* Copyright: (c) Kayne Ruse 2013-2016
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#include "region_pager_base.hpp"
+
+#include <stdexcept>
+#include <algorithm>
+
+RegionPagerBase::~RegionPagerBase() {
+	UnloadAll();
+};
+
+Region::type_t RegionPagerBase::SetTile(int x, int y, int z, Region::type_t v) {
+	Region* ptr = GetRegion(x, y);
+	return ptr->SetTile(x - ptr->GetX(), y - ptr->GetY(), z, v);
+}
+
+//Bug Origin?
+Region::type_t RegionPagerBase::GetTile(int x, int y, int z) {
+	Region* ptr = GetRegion(x, y);
+	return ptr->GetTile(x - ptr->GetX(), y - ptr->GetY(), z);
+}
+
+bool RegionPagerBase::SetSolid(int x, int y, int b) {
+	Region* ptr = GetRegion(x, y);
+	return ptr->SetSolid(x - ptr->GetX(), y - ptr->GetY(), b);
+}
+
+bool RegionPagerBase::GetSolid(int x, int y) {
+	Region* ptr = GetRegion(x, y);
+	return ptr->GetSolid(x - ptr->GetX(), y - ptr->GetY());
+}
+
+Region* RegionPagerBase::GetRegion(int x, int y) {
+	x = snapToBase(REGION_WIDTH, x);
+	y = snapToBase(REGION_HEIGHT, y);
+
+	//get the region by various means
+	Region* ptr = nullptr;
+	ptr = FindRegion(x, y);
+	if (ptr) return ptr;
+	ptr = LoadRegion(x, y);
+	if (ptr) return ptr;
+	return CreateRegion(x, y);
+}
+
+Region* RegionPagerBase::FindRegion(int x, int y) {
+	//find the region
+	std::list<Region>::iterator it = find_if(regionList.begin(), regionList.end(), [x, y](Region& region) -> bool {
+		return region.GetX() == x && region.GetY() == y;
+	});
+	return it != regionList.end() ? &(*it) : nullptr;
+}
+
+Region* RegionPagerBase::PushRegion(Region* const ptr) {
+	regionList.push_front(*ptr);
+	return &regionList.front();
+}
+
+Region* RegionPagerBase::LoadRegion(int x, int y) {
+	//EMPTY, intended for override
+	return nullptr;
+}
+
+Region* RegionPagerBase::SaveRegion(int x, int y) {
+	//EMPTY, intended for override
+	return nullptr;
+}
+
+Region* RegionPagerBase::CreateRegion(int x, int y) {
+	if (FindRegion(x, y)) {
+		throw(std::logic_error("Cannot overwrite an existing region"));
+	}
+	regionList.emplace_front(x, y);
+	return &regionList.front();
+}
+
+void RegionPagerBase::UnloadIf(std::function<bool(Region const&)> fn) {
+	regionList.remove_if(fn);
+}
+
+void RegionPagerBase::UnloadAll() {
+	regionList.clear();
+}
+
+std::list<Region>* RegionPagerBase::GetContainer() {
+	return &regionList;
+}

common/map/region_pager_base.hpp

@@ -0,0 +1,58 @@
+/* Copyright: (c) Kayne Ruse 2013-2016
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#pragma once
+
+#include "region.hpp"
+
+#include <functional>
+#include <list>
+
+class RegionPagerBase {
+public:
+	RegionPagerBase() = default;
+	virtual ~RegionPagerBase();
+
+	//tile manipulation
+	virtual Region::type_t SetTile(int x, int y, int z, Region::type_t v);
+	virtual Region::type_t GetTile(int x, int y, int z);
+
+	//solid manipulation
+	virtual bool SetSolid(int x, int y, int b);
+	virtual bool GetSolid(int x, int y);
+
+	//region manipulation
+	virtual Region* GetRegion(int x, int y);
+	virtual Region* FindRegion(int x, int y);
+	virtual Region* PushRegion(Region* const);
+
+	virtual Region* LoadRegion(int x, int y);
+	virtual Region* SaveRegion(int x, int y);
+	virtual Region* CreateRegion(int x, int y);
+
+	virtual void UnloadIf(std::function<bool(Region const&)> fn);
+	virtual void UnloadAll();
+
+	//accessors & mutators
+	std::list<Region>* GetContainer();
+protected:
+	std::list<Region> regionList;
+};

common/map/region_pager_lua.cpp

@@ -0,0 +1,208 @@
+/* Copyright: (c) Kayne Ruse 2013-2016
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#include "region_pager_lua.hpp"
+
+#include <stdexcept>
+
+RegionPagerLua::~RegionPagerLua() {
+	//unload all regions
+	UnloadAll();
+	//clear any stored functions
+	luaL_unref(lua, LUA_REGISTRYINDEX, loadRef);
+	luaL_unref(lua, LUA_REGISTRYINDEX, saveRef);
+	luaL_unref(lua, LUA_REGISTRYINDEX, createRef);
+	luaL_unref(lua, LUA_REGISTRYINDEX, unloadRef);
+}
+
+//return the loaded region, or nullptr on failure
+Region* RegionPagerLua::LoadRegion(int x, int y) {
+	//get the pager's function from the registry
+	lua_rawgeti(lua, LUA_REGISTRYINDEX, loadRef);
+
+	//check if this function is available
+	if (lua_isnil(lua, -1)) {
+		lua_pop(lua, 1);
+		//signal that there is no load function
+		return nullptr;
+	}
+
+	//something to work on
+	Region tmpRegion(x, y);
+	lua_pushlightuserdata(lua, &tmpRegion);
+
+	//call the funtion, 1 arg, 1 return
+	if (lua_pcall(lua, 1, 1, 0) != LUA_OK) {
+		throw(std::runtime_error(std::string() + "Lua error: " + lua_tostring(lua, -1) ));
+	}
+
+	//check the return value, success or failure
+	if (lua_isboolean(lua, -1) && lua_toboolean(lua, -1)) {
+		lua_pop(lua, 1);
+		//push and return the loaded region
+		regionList.push_front(tmpRegion);
+		return &regionList.front();
+	}
+	else {
+		lua_pop(lua, 1);
+		//signal a failure
+		return nullptr;
+	}
+}
+
+//NOTE: this return value seems strange; could replace it with a boolean
+//return the saved region, or nullptr on failure
+Region* RegionPagerLua::SaveRegion(int x, int y) {
+	//get the pager's function from the registry
+	lua_rawgeti(lua, LUA_REGISTRYINDEX, saveRef);
+
+	//check if this function is available
+	if (lua_isnil(lua, -1)) {
+		lua_pop(lua, 1);
+		//signal that the region wasn't saved
+		return nullptr;
+	}
+
+	//find the specified region
+	Region* ptr = FindRegion(x, y);
+	if (!ptr) {
+		lua_pop(lua, 1);
+		//signal that there is no save function
+		return nullptr;
+	}
+	lua_pushlightuserdata(lua, ptr);
+
+	//call the function, 1 arg, 1 return
+	if (lua_pcall(lua, 1, 1, 0) != LUA_OK) {
+		throw(std::runtime_error(std::string() + "Lua error: " + lua_tostring(lua, -1) ));
+	}
+
+	//check the return value, success or failure
+	if (lua_isboolean(lua, -1) && lua_toboolean(lua, -1)) {
+		lua_pop(lua, 1);
+		//return the specified region that was saved
+		return ptr;
+	}
+	else {
+		lua_pop(lua, 1);
+		//signal a failure
+		return nullptr;
+	}
+}
+
+//DOCS: since this method is the last ditch call from GetRegion, it must return a valid region object, even if the create function hasn't been set.
+//return a new region, throwing an error on failure
+Region* RegionPagerLua::CreateRegion(int x, int y) {
+	if (FindRegion(x, y)) {
+		throw(std::logic_error("Cannot overwrite an existing region"));
+	}
+
+	//get the pager's function from the registry
+	lua_rawgeti(lua, LUA_REGISTRYINDEX, createRef);
+
+	//check if this function is available
+	if (lua_isnil(lua, -1)) {
+		lua_pop(lua, 1);
+		//return an empty region object
+		regionList.emplace_front(x, y);
+		return &regionList.front();
+	}
+
+	//something to work on
+	Region tmpRegion(x, y);
+	lua_pushlightuserdata(lua, &tmpRegion);
+
+	//call the function, 1 arg, 0 return
+	if (lua_pcall(lua, 1, 0, 0) != LUA_OK) {
+		throw(std::runtime_error(std::string() + "Lua error: " + lua_tostring(lua, -1) ));
+	}
+
+	//return the new region
+	regionList.push_front(tmpRegion);
+	return &regionList.front();
+}
+
+//no return
+void RegionPagerLua::UnloadIf(std::function<bool(Region const&)> fn) {
+	//get the pager's function from the registry
+	lua_rawgeti(lua, LUA_REGISTRYINDEX, unloadRef);
+
+	//check if this function is available
+	if (lua_isnil(lua, -1)) {
+		lua_pop(lua, 1);
+		//remove the regions anyway
+		regionList.remove_if(fn);
+		return;
+	}
+
+	//run each region through this lambda
+	regionList.remove_if([&](Region& region) -> bool {
+		if (fn(region)) {
+
+			//push a copy of the function onto the stack with the region
+			lua_pushvalue(lua, -1);
+			lua_pushlightuserdata(lua, static_cast<void*>(&region));
+
+			//call the function, 1 arg, 0 return
+			if (lua_pcall(lua, 1, 0, 0) != LUA_OK) {
+				throw(std::runtime_error(std::string() + "Lua error: " + lua_tostring(lua, -1) ));
+			}
+
+			//signal to the container
+			return true;
+		}
+		//signal to the container
+		return false;
+	});
+
+	//pop the base copy of the function
+	lua_pop(lua, 1);
+}
+
+void RegionPagerLua::UnloadAll() {
+	//get the pager's function from the registry
+	lua_rawgeti(lua, LUA_REGISTRYINDEX, unloadRef);
+
+	//check if this function is available
+	if (lua_isnil(lua, -1)) {
+		lua_pop(lua, 1);
+		//remove the regions anyway
+		regionList.clear();
+		return;
+	}
+
+	for (auto& it : regionList) {
+		//push a copy of the function onto the stack with the region
+		lua_pushvalue(lua, -1);
+		lua_pushlightuserdata(lua, &it);
+
+		//call the function, 1 arg, 0 return
+		if (lua_pcall(lua, 1, 0, 0) != LUA_OK) {
+			throw(std::runtime_error(std::string() + "Lua error: " + lua_tostring(lua, -1) ));
+		}
+	}
+
+	//pop the base copy of the function
+	lua_pop(lua, 1);
+
+	//remove from memory
+	regionList.clear();
+}

common/map/region_pager_lua.hpp

@@ -0,0 +1,68 @@
+/* Copyright: (c) Kayne Ruse 2013-2016
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#pragma once
+
+#include "region_pager_base.hpp"
+
+#include "lua.hpp"
+
+#include <functional>
+#include <string>
+
+//DOCS: set the lua hook before use
+
+class RegionPagerLua : public RegionPagerBase {
+public:
+	RegionPagerLua() = default;
+	~RegionPagerLua();
+
+	//region manipulation
+	Region* LoadRegion(int x, int y) override;
+	Region* SaveRegion(int x, int y) override;
+	Region* CreateRegion(int x, int y) override;
+
+	void UnloadIf(std::function<bool(Region const&)> fn) override;
+	void UnloadAll() override;
+
+	//accessors & mutators
+	lua_State* SetLuaState(lua_State* L) { return lua = L; }
+	lua_State* GetLuaState() { return lua; }
+
+	//utilities for the API
+	int SetLoadReference(int i) { return loadRef = i; }
+	int SetSaveReference(int i) { return saveRef = i; }
+	int SetCreateReference(int i) { return createRef = i; }
+	int SetUnloadReference(int i) { return unloadRef = i; }
+
+	int GetLoadReference() { return loadRef; }
+	int GetSaveReference() { return saveRef; }
+	int GetCreateReference() { return createRef; }
+	int GetUnloadReference() { return unloadRef; }
+
+protected:
+	lua_State* lua = nullptr;
+
+	int loadRef = LUA_NOREF;
+	int saveRef = LUA_NOREF;
+	int createRef = LUA_NOREF;
+	int unloadRef = LUA_NOREF;
+};

common/map/tile_sheet.cpp

@@ -0,0 +1,124 @@
+/* Copyright: (c) Kayne Ruse 2013-2016
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#include "tile_sheet.hpp"
+
+#include <stdexcept>
+
+TileSheet& TileSheet::operator=(TileSheet const& rhs) {
+	//don't screw yourself
+	if (this == &rhs) {
+		return *this;
+	}
+
+	Free();
+
+	//Copy the other TileSheet's stuff
+	texture = rhs.texture;
+	clip = rhs.clip;
+	local = false;
+	countX = rhs.countX;
+	countY = rhs.countY;
+}
+
+TileSheet& TileSheet::operator=(TileSheet&& rhs) {
+	//don't screw yourself
+	if (this == &rhs) {
+		return *this;
+	}
+
+	Free();
+
+	//Copy the other TileSheet's stuff
+	texture = rhs.texture;
+	clip = rhs.clip;
+	local = false;
+	countX = rhs.countX;
+	countY = rhs.countY;
+
+	rhs.texture = nullptr;
+	rhs.clip = {0, 0, 0, 0};
+	rhs.local = false;
+	rhs.countX = 0;
+	rhs.countY = 0;
+}
+
+void TileSheet::Load(SDL_Renderer* renderer, std::string fname, int tileWidth, int tileHeight) {
+	Image::Load(renderer, fname);
+	countX = clip.w / tileWidth;
+	countY = clip.h / tileHeight;
+	clip.w = tileWidth;
+	clip.h = tileHeight;
+}
+
+SDL_Texture* TileSheet::SetTexture(SDL_Texture* ptr, int tileWidth, int tileHeight) {
+	Image::SetTexture(ptr);
+	countX = clip.w / tileWidth;
+	countY = clip.h / tileHeight;
+	clip.w = tileWidth;
+	clip.h = tileHeight;
+}
+
+void TileSheet::Free() {
+	Image::Free();
+	countX = countY = 0;
+}
+
+void TileSheet::DrawLayerTo(SDL_Renderer* const renderer, Region* const region, int layer, int camX, int camY, double scaleX, double scaleY) {
+	//TODO: (2) empty
+}
+
+void TileSheet::DrawRegionTo(SDL_Renderer* const renderer, Region* const region, int camX, int camY, double scaleX, double scaleY) {
+	//NOTE: TileSheet is a friend class of Region
+	//reimplementing DrawTo() to improve performance (less indirection)
+	if (!texture) {
+		throw(std::logic_error("No image texture to draw"));
+	}
+
+	//the local variables
+	SDL_Rect sclip = {0, 0, clip.w, clip.h};
+	SDL_Rect dclip = {0, 0, Uint16(clip.w * scaleX), Uint16(clip.h * scaleY)};
+	Region::type_t tile = 0;
+
+	//for each tile
+	for (register int i = 0; i < REGION_WIDTH; ++i) {
+		for (register int j = 0; j < REGION_HEIGHT; ++j) {
+			for (register int k = 0; k < REGION_DEPTH; ++k) {
+				//get the value to skip expensive lookups
+				tile = region->tiles[i][j][k];
+
+				//0 is invisible
+				if (tile == 0) continue;
+
+				//set the sclip
+				sclip.x = (tile-1) % countX * clip.h;
+				sclip.y = (tile-1) / countX * clip.w;
+
+				//set the dclip
+				dclip.x = ((region->x + i) * clip.w - camX) * scaleX;
+				dclip.y = ((region->y + j) * clip.h - camY) * scaleY;
+
+				//draw
+				SDL_RenderCopy(renderer, texture, &sclip, &dclip);
+			}
+		}
+	}
+}

common/map/tile_sheet.hpp

@@ -0,0 +1,67 @@
+/* Copyright: (c) Kayne Ruse 2013-2016
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#pragma once
+
+#include "region.hpp"
+
+#include "image.hpp"
+
+#include <string>
+
+class TileSheet : public Image {
+public:
+	TileSheet() = default;
+	TileSheet(TileSheet const& rhs) { *this = rhs; }
+	TileSheet(TileSheet&& rhs) { *this = std::move(rhs); }
+	TileSheet(SDL_Renderer* r, std::string fn, int tw, int th) { Load(r, fn, tw, th); }
+	TileSheet(SDL_Texture* p, int tw, int th) { SetTexture(p, tw, th); }
+	~TileSheet() = default;
+
+	TileSheet& operator=(TileSheet const&);
+	TileSheet& operator=(TileSheet&&);
+
+	void Load(SDL_Renderer*, std::string fname, int tileWidth, int tileHeight);
+	SDL_Texture* SetTexture(SDL_Texture*, int tileWidth, int tileHeight);
+	void Free() override;
+
+	void DrawLayerTo(SDL_Renderer* const renderer, Region* const region, int layer, int camX, int camY, double scaleX = 1.0, double scaleY = 1.0);
+	void DrawRegionTo(SDL_Renderer* const renderer, Region* const region, int camX, int camY, double scaleX = 1.0, double scaleY = 1.0);
+
+	//accessors
+	//DOCS: Reuse Image::clip for tile sizes
+	int GetCountX() { return countX; }
+	int GetCountY() { return countY; }
+	int GetTileW() { return clip.w; }
+	int GetTileH() { return clip.h; }
+
+protected:
+	int countX = 0, countY = 0;
+
+	using Image::Load;
+	using Image::Create;
+	using Image::SetTexture;
+	using Image::SetClip;
+	using Image::SetClipX;
+	using Image::SetClipY;
+	using Image::SetClipW;
+	using Image::SetClipH;
+};

common/network/makefile

@@ -0,0 +1,29 @@
+#config
+INCLUDES+=. packet_types ../gameplay ../map ../utilities
+LIBS+=
+CXXFLAGS+=-std=c++11 $(addprefix -I,$(INCLUDES))
+
+#source
+CXXSRC=$(wildcard *.cpp)
+
+#objects
+OBJDIR=obj
+OBJ+=$(addprefix $(OBJDIR)/,$(CXXSRC:.cpp=.o))
+
+#targets
+all: $(OBJ) $(OUT)
+	ar -crs $(OUT) $(OBJ)
+	$(MAKE) -C packet_types
+
+$(OBJ): | $(OBJDIR)
+
+$(OUT): | $(OUTDIR)
+
+$(OBJDIR):
+	mkdir $(OBJDIR)
+
+$(OUTDIR):
+	mkdir $(OUTDIR)
+
+$(OBJDIR)/%.o: %.cpp
+	$(CXX) $(CXXFLAGS) -c -o $@ $<

common/network/packet_types/character_packet.cpp

@@ -0,0 +1,80 @@
+/* Copyright: (c) Kayne Ruse 2013-2016
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#include "character_packet.hpp"
+
+#include "serial_utility.hpp"
+
+void serializeCharacter(void* buffer, CharacterPacket* packet) {
+	serialCopy(&buffer, &packet->type, sizeof(SerialPacketType));
+
+	//identify the character
+	serialCopy(&buffer, &packet->characterIndex, sizeof(int));
+	serialCopy(&buffer, packet->handle, PACKET_STRING_SIZE);
+	serialCopy(&buffer, packet->avatar, PACKET_STRING_SIZE);
+
+	//the owner
+	serialCopy(&buffer, &packet->accountIndex, sizeof(int));
+
+	//location
+	serialCopy(&buffer, &packet->roomIndex, sizeof(int));
+
+	serialCopy(&buffer, &packet->origin.x, sizeof(double));
+	serialCopy(&buffer, &packet->origin.y, sizeof(double));
+
+	serialCopy(&buffer, &packet->motion.x, sizeof(double));
+	serialCopy(&buffer, &packet->motion.y, sizeof(double));
+
+	serialCopy(&buffer, &packet->bounds.x, sizeof(int));
+	serialCopy(&buffer, &packet->bounds.y, sizeof(int));
+	serialCopy(&buffer, &packet->bounds.w, sizeof(int));
+	serialCopy(&buffer, &packet->bounds.h, sizeof(int));
+
+	//gameplay components: equipment, items, buffs, debuffs...
+}
+
+void deserializeCharacter(void* buffer, CharacterPacket* packet) {
+	deserialCopy(&buffer, &packet->type, sizeof(SerialPacketType));
+
+	//identify the character
+	deserialCopy(&buffer, &packet->characterIndex, sizeof(int));
+	deserialCopy(&buffer, packet->handle, PACKET_STRING_SIZE);
+	deserialCopy(&buffer, packet->avatar, PACKET_STRING_SIZE);
+
+	//the owner
+	deserialCopy(&buffer, &packet->accountIndex, sizeof(int));
+
+	//location
+	deserialCopy(&buffer, &packet->roomIndex, sizeof(int));
+
+	deserialCopy(&buffer, &packet->origin.x, sizeof(double));
+	deserialCopy(&buffer, &packet->origin.y, sizeof(double));
+
+	deserialCopy(&buffer, &packet->motion.x, sizeof(double));
+	deserialCopy(&buffer, &packet->motion.y, sizeof(double));
+
+	deserialCopy(&buffer, &packet->bounds.x, sizeof(int));
+	deserialCopy(&buffer, &packet->bounds.y, sizeof(int));
+	deserialCopy(&buffer, &packet->bounds.w, sizeof(int));
+	deserialCopy(&buffer, &packet->bounds.h, sizeof(int));
+
+	//gameplay components: equipment, items, buffs, debuffs...
+}

common/network/packet_types/character_packet.hpp

@@ -0,0 +1,46 @@
+/* Copyright: (c) Kayne Ruse 2013-2016
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#pragma once
+
+#include "serial_packet_base.hpp"
+
+#include "bounding_box.hpp"
+#include "vector2.hpp"
+
+struct CharacterPacket : SerialPacketBase {
+	//identify the character
+	int characterIndex;
+	char handle[PACKET_STRING_SIZE];
+	char avatar[PACKET_STRING_SIZE];
+
+	//the owner
+	int accountIndex;
+
+	//location
+	int roomIndex;
+	Vector2 origin;
+	Vector2 motion;
+	BoundingBox bounds;
+};
+
+void serializeCharacter(void* buffer, CharacterPacket* packet);
+void deserializeCharacter(void* buffer, CharacterPacket* packet);

common/network/packet_types/client_packet.cpp

@@ -1,4 +1,4 @@
-/* Copyright: (c) Kayne Ruse 2013-2015
+/* Copyright: (c) Kayne Ruse 2013-2016
  * 
  * This software is provided 'as-is', without any express or implied
  * warranty. In no event will the authors be held liable for any damages
@@ -19,37 +19,22 @@
  * 3. This notice may not be removed or altered from any source
  * distribution.
 */
-#include "monster_data.hpp"
+#include "client_packet.hpp"
 
-MonsterData::MonsterData(std::string _avatar, int _scriptRef):
+#include "serial_utility.hpp"
-	Entity("monster"),
+
-	avatar(_avatar),
+void serializeClient(void* buffer, ClientPacket* packet) {
-	scriptRef(_scriptRef)
+	serialCopy(&buffer, &packet->type, sizeof(SerialPacketType));
-{
+
-	//EMPTY
+	serialCopy(&buffer, &packet->clientIndex, sizeof(int));
+	serialCopy(&buffer, &packet->accountIndex, sizeof(int));
+	serialCopy(&buffer, packet->username, PACKET_STRING_SIZE);
 }
 
-void MonsterData::Update() {
+void deserializeClient(void* buffer, ClientPacket* packet) {
-	Entity::Update();
+	deserialCopy(&buffer, &packet->type, sizeof(SerialPacketType));
-	//TODO: (0) call the script reference
-}
 
-//-------------------------
+	deserialCopy(&buffer, &packet->clientIndex, sizeof(int));
-//accessors & mutators
+	deserialCopy(&buffer, &packet->accountIndex, sizeof(int));
-//-------------------------
+	deserialCopy(&buffer, packet->username, PACKET_STRING_SIZE);
-
-std::string MonsterData::SetAvatar(std::string s) {
-	return avatar = s;
-}
-
-std::string MonsterData::GetAvatar() {
-	return avatar;
-}
-
-int MonsterData::SetScriptReference(int i) {
-	return scriptRef = i;
-}
-
-int MonsterData::GetScriptReference() {
-	return scriptRef;
 }

common/network/packet_types/client_packet.hpp

@@ -0,0 +1,34 @@
+/* Copyright: (c) Kayne Ruse 2013-2016
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#pragma once
+
+#include "serial_packet_base.hpp"
+
+struct ClientPacket : SerialPacketBase {
+	int clientIndex;
+	int accountIndex;
+	char username[PACKET_STRING_SIZE];
+	//TODO: (3) password, auth token
+};
+
+void serializeClient(void* buffer, ClientPacket* packet);
+void deserializeClient(void* buffer, ClientPacket* packet);

common/network/packet_types/creature_packet.cpp

@@ -0,0 +1,70 @@
+/* Copyright: (c) Kayne Ruse 2013-2016
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#include "creature_packet.hpp"
+
+#include "serial_utility.hpp"
+
+void serializeCreature(void* buffer, CreaturePacket* packet) {
+	serialCopy(&buffer, &packet->type, sizeof(SerialPacketType));
+
+	//identify the creature
+	serialCopy(&buffer, &packet->creatureIndex, sizeof(int));
+	serialCopy(&buffer, packet->handle, PACKET_STRING_SIZE);
+	serialCopy(&buffer, packet->avatar, PACKET_STRING_SIZE);
+
+	//bounds
+	serialCopy(&buffer, &packet->bounds.x, sizeof(int));
+	serialCopy(&buffer, &packet->bounds.y, sizeof(int));
+	serialCopy(&buffer, &packet->bounds.w, sizeof(int));
+	serialCopy(&buffer, &packet->bounds.h, sizeof(int));
+
+
+	//location
+	serialCopy(&buffer, &packet->roomIndex, sizeof(int));
+	serialCopy(&buffer, &packet->origin.x, sizeof(double));
+	serialCopy(&buffer, &packet->origin.y, sizeof(double));
+	serialCopy(&buffer, &packet->motion.x, sizeof(double));
+	serialCopy(&buffer, &packet->motion.y, sizeof(double));
+}
+
+void deserializeCreature(void* buffer, CreaturePacket* packet) {
+	deserialCopy(&buffer, &packet->type, sizeof(SerialPacketType));
+
+	//identify the creature
+	deserialCopy(&buffer, &packet->creatureIndex, sizeof(int));
+	deserialCopy(&buffer, packet->handle, PACKET_STRING_SIZE);
+	deserialCopy(&buffer, packet->avatar, PACKET_STRING_SIZE);
+
+	//bounds
+	deserialCopy(&buffer, &packet->bounds.x, sizeof(int));
+	deserialCopy(&buffer, &packet->bounds.y, sizeof(int));
+	deserialCopy(&buffer, &packet->bounds.w, sizeof(int));
+	deserialCopy(&buffer, &packet->bounds.h, sizeof(int));
+
+
+	//location
+	deserialCopy(&buffer, &packet->roomIndex, sizeof(int));
+	deserialCopy(&buffer, &packet->origin.x, sizeof(double));
+	deserialCopy(&buffer, &packet->origin.y, sizeof(double));
+	deserialCopy(&buffer, &packet->motion.x, sizeof(double));
+	deserialCopy(&buffer, &packet->motion.y, sizeof(double));
+}

common/network/packet_types/creature_packet.hpp

@@ -0,0 +1,43 @@
+/* Copyright: (c) Kayne Ruse 2013-2016
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#pragma once
+
+#include "serial_packet_base.hpp"
+
+#include "bounding_box.hpp"
+#include "vector2.hpp"
+
+struct CreaturePacket : SerialPacketBase {
+	//identify the creature
+	int creatureIndex;
+	char handle[PACKET_STRING_SIZE];
+	char avatar[PACKET_STRING_SIZE];
+	BoundingBox bounds;
+
+	//location
+	int roomIndex;
+	Vector2 origin;
+	Vector2 motion;
+};
+
+void serializeCreature(void* buffer, CreaturePacket* packet);
+void deserializeCreature(void* buffer, CreaturePacket* packet);

common/network/packet_types/makefile

@@ -0,0 +1,28 @@
+#config
+INCLUDES+=. .. ../../gameplay ../../map ../../utilities
+LIBS+=
+CXXFLAGS+=-std=c++11 $(addprefix -I,$(INCLUDES))
+
+#source
+CXXSRC=$(wildcard *.cpp)
+
+#objects
+OBJDIR=obj
+OBJ+=$(addprefix $(OBJDIR)/,$(CXXSRC:.cpp=.o))
+
+#targets
+all: $(OBJ) $(OUT)
+	ar -crs ../$(OUT) $(OBJ)
+
+$(OBJ): | $(OBJDIR)
+
+$(OUT): | $(OUTDIR)
+
+$(OBJDIR):
+	mkdir $(OBJDIR)
+
+$(OUTDIR):
+	mkdir $(OUTDIR)
+
+$(OBJDIR)/%.o: %.cpp
+	$(CXX) $(CXXFLAGS) -c -o $@ $<

common/network/packet_types/region_packet.cpp

@@ -0,0 +1,79 @@
+/* Copyright: (c) Kayne Ruse 2013-2016
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#include "region_packet.hpp"
+
+#include "serial_utility.hpp"
+
+void serializeRegion(void* buffer, RegionPacket* packet) {
+	serialCopy(&buffer, &packet->type, sizeof(SerialPacketType));
+
+	//format
+	serialCopy(&buffer, &packet->roomIndex, sizeof(int));
+	serialCopy(&buffer, &packet->x, sizeof(int));
+	serialCopy(&buffer, &packet->y, sizeof(int));
+
+	if (packet->type != SerialPacketType::REGION_CONTENT) {
+		return;
+	}
+
+	//tiles
+	for (int i = 0; i < REGION_WIDTH; i++) {
+		for (int j = 0; j < REGION_HEIGHT; j++) {
+			for (int k = 0; k < REGION_DEPTH; k++) {
+				*reinterpret_cast<Region::type_t*>(buffer) = packet->region->GetTile(i, j, k);
+				buffer = reinterpret_cast<char*>(buffer) + sizeof(Region::type_t);
+			}
+		}
+	}
+
+	//solids
+	serialCopy(&buffer, packet->region->GetSolidBitset(), REGION_SOLID_FOOTPRINT);
+}
+
+void deserializeRegion(void* buffer, RegionPacket* packet) {
+	deserialCopy(&buffer, &packet->type, sizeof(SerialPacketType));
+
+	//format
+	deserialCopy(&buffer, &packet->roomIndex, sizeof(int));
+	deserialCopy(&buffer, &packet->x, sizeof(int));
+	deserialCopy(&buffer, &packet->y, sizeof(int));
+
+	if (packet->type != SerialPacketType::REGION_CONTENT) {
+		return;
+	}
+
+	//an object to work on
+	packet->region = new Region(packet->x, packet->y);
+
+	//tiles
+	for (int i = 0; i < REGION_WIDTH; i++) {
+		for (int j = 0; j < REGION_HEIGHT; j++) {
+			for (int k = 0; k < REGION_DEPTH; k++) {
+				packet->region->SetTile(i, j, k, *reinterpret_cast<Region::type_t*>(buffer));
+				buffer = reinterpret_cast<char*>(buffer) + sizeof(Region::type_t);
+			}
+		}
+	}
+
+	//solids
+	deserialCopy(&buffer, packet->region->GetSolidBitset(), REGION_SOLID_FOOTPRINT);
+}

common/network/packet_types/region_packet.hpp

@@ -0,0 +1,45 @@
+/* Copyright: (c) Kayne Ruse 2013-2016
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#pragma once
+
+#include "serial_packet_base.hpp"
+
+#include "region.hpp"
+
+#include <cmath>
+
+//define the memory footprint for the region's members
+constexpr int REGION_TILE_FOOTPRINT = sizeof(Region::type_t) * REGION_WIDTH * REGION_HEIGHT * REGION_DEPTH;
+constexpr int REGION_SOLID_FOOTPRINT = ceil(REGION_WIDTH * REGION_HEIGHT / 8.0);
+constexpr int REGION_METADATA_FOOTPRINT = sizeof(int) * 3;
+
+struct RegionPacket : SerialPacketBase {
+	//location/identify the region
+	int roomIndex;
+	int x, y;
+
+	//the data
+	Region* region;
+};
+
+void serializeRegion(void* buffer, RegionPacket* packet);
+void deserializeRegion(void* buffer, RegionPacket* packet);

common/network/packet_types/serial_packet_base.cpp

@@ -1,4 +1,4 @@
-/* Copyright: (c) Kayne Ruse 2013-2015
+/* Copyright: (c) Kayne Ruse 2013-2016
  * 
  * This software is provided 'as-is', without any express or implied
  * warranty. In no event will the authors be held liable for any damages
@@ -19,5 +19,6 @@
  * 3. This notice may not be removed or altered from any source
  * distribution.
 */
-#include "terminal_error.hpp"
+#include "serial_packet_base.hpp"
 
+//sanity check

common/network/packet_types/serial_packet_base.hpp

@@ -0,0 +1,36 @@
+/* Copyright: (c) Kayne Ruse 2013-2016
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#pragma once
+
+#include "serial_packet_type.hpp"
+
+#include "SDL2/SDL_net.h"
+
+constexpr int PACKET_STRING_SIZE = 100;
+
+struct SerialPacketBase {
+	//members
+	SerialPacketType type;
+	IPaddress srcAddress;
+
+	virtual ~SerialPacketBase() {};
+};

common/network/packet_types/server_packet.cpp

@@ -0,0 +1,42 @@
+/* Copyright: (c) Kayne Ruse 2013-2016
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#include "server_packet.hpp"
+
+#include "serial_utility.hpp"
+
+void serializeServer(void* buffer, ServerPacket* packet) {
+	serialCopy(&buffer, &packet->type, sizeof(SerialPacketType));
+
+	//identify the server
+	serialCopy(&buffer, &packet->version, sizeof(int));
+	serialCopy(&buffer, packet->name, PACKET_STRING_SIZE);
+	serialCopy(&buffer, &packet->playerCount, sizeof(int));
+}
+
+void deserializeServer(void* buffer, ServerPacket* packet) {
+	deserialCopy(&buffer, &packet->type, sizeof(SerialPacketType));
+
+	//identify the server
+	deserialCopy(&buffer, &packet->version, sizeof(int));
+	deserialCopy(&buffer, packet->name, PACKET_STRING_SIZE);
+	deserialCopy(&buffer, &packet->playerCount, sizeof(int));
+}

common/network/packet_types/server_packet.hpp

@@ -0,0 +1,34 @@
+/* Copyright: (c) Kayne Ruse 2013-2016
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#pragma once
+
+#include "serial_packet_base.hpp"
+
+struct ServerPacket : SerialPacketBase {
+	//identify the server
+	char name[PACKET_STRING_SIZE];
+	int playerCount;
+	int version;
+};
+
+void serializeServer(void* buffer, ServerPacket* packet);
+void deserializeServer(void* buffer, ServerPacket* packet);

common/network/packet_types/text_packet.cpp

@@ -0,0 +1,52 @@
+/* Copyright: (c) Kayne Ruse 2013-2016
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#include "text_packet.hpp"
+
+#include "serial_utility.hpp"
+
+void serializeText(void* buffer, TextPacket* packet) {
+	serialCopy(&buffer, &packet->type, sizeof(SerialPacketType));
+
+	//content
+	serialCopy(&buffer, packet->name, PACKET_STRING_SIZE);
+	serialCopy(&buffer, packet->text, PACKET_STRING_SIZE);
+
+	//location
+	serialCopy(&buffer, &packet->roomIndex, sizeof(int));
+	serialCopy(&buffer, &packet->origin.x, sizeof(double));
+	serialCopy(&buffer, &packet->origin.y, sizeof(double));
+	serialCopy(&buffer, &packet->range, sizeof(int));
+}
+
+void deserializeText(void* buffer, TextPacket* packet) {
+	deserialCopy(&buffer, &packet->type, sizeof(SerialPacketType));
+
+	//content
+	deserialCopy(&buffer, packet->name, PACKET_STRING_SIZE);
+	deserialCopy(&buffer, packet->text, PACKET_STRING_SIZE);
+
+	//location
+	deserialCopy(&buffer, &packet->roomIndex, sizeof(int));
+	deserialCopy(&buffer, &packet->origin.x, sizeof(double));
+	deserialCopy(&buffer, &packet->origin.y, sizeof(double));
+	deserialCopy(&buffer, &packet->range, sizeof(int));
+}

common/network/packet_types/text_packet.hpp

@@ -0,0 +1,37 @@
+/* Copyright: (c) Kayne Ruse 2013-2016
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#pragma once
+
+#include "serial_packet_base.hpp"
+
+#include "vector2.hpp"
+
+struct TextPacket : SerialPacketBase {
+	char name[PACKET_STRING_SIZE];
+	char text[PACKET_STRING_SIZE];
+	int roomIndex;
+	Vector2 origin;
+	int range;
+};
+
+void serializeText(void* buffer, TextPacket* packet);
+void deserializeText(void* buffer, TextPacket* packet);

common/network/serial_packet.hpp

@@ -0,0 +1,63 @@
+/* Copyright: (c) Kayne Ruse 2013-2016
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#pragma once
+
+#include "serial_packet_base.hpp"
+#include "character_packet.hpp"
+#include "client_packet.hpp"
+#include "creature_packet.hpp"
+#include "region_packet.hpp"
+#include "server_packet.hpp"
+#include "text_packet.hpp"
+
+//SerialPacketBase is defined in serial_packet_base.hpp
+typedef SerialPacketBase SerialPacket;
+
+//DOCS: NETWORK_VERSION is used to discern compatible servers and clients
+constexpr int NETWORK_VERSION = 20160321;
+
+union MaxPacket {
+	CharacterPacket a;
+	ClientPacket b;
+	CreaturePacket c;
+	RegionPacket d;
+	ServerPacket e;
+	TextPacket f;
+};
+
+constexpr int MAX_PACKET_SIZE = sizeof(MaxPacket);
+
+/* DOCS: PACKET_BUFFER_SIZE is the memory required to store serialized data
+ * DOCS: SerialPacketType::REGION_CONTENT is currently the largest packet type
+ * Serialized RegionPacket structure:
+ *     SerialPacketType
+ *     room index (int)
+ *     X & Y position (int)
+ *     tile data (3 layers)
+ *     solid data (bitset)
+*/
+
+constexpr int PACKET_BUFFER_SIZE =
+	sizeof(SerialPacketType) +
+	REGION_METADATA_FOOTPRINT +
+	REGION_TILE_FOOTPRINT +
+	REGION_SOLID_FOOTPRINT;

common/network/serial_packet_type.hpp

@@ -0,0 +1,173 @@
+/* Copyright: (c) Kayne Ruse 2013-2016
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#pragma once
+
+/* DOCS: The headers indicate what packet type is used for each message
+ * different messages under the same header will carry different amounts of
+ * valid data, but it will still be carried in that packet's format.
+ * FORMAT_* is for internal use, deviding the different format bounds.
+*/
+
+enum class SerialPacketType {
+	//default: there is something wrong
+	NONE = 0,
+
+	//-------------------------
+	//ServerPacket
+	//  name, player count, version
+	//-------------------------
+
+	FORMAT_SERVER = 100,
+
+	//heartbeat
+	PING = 101,
+	PONG = 102,
+
+	//Used for finding available servers
+	BROADCAST_REQUEST = 103,
+	BROADCAST_RESPONSE = 104,
+
+	FORMAT_END_SERVER = 199,
+
+	//-------------------------
+	//ClientPacket
+	//  client index, account index, username
+	//-------------------------
+
+	FORMAT_CLIENT = 200,
+
+	//Connecting to a server as a client
+	JOIN_REQUEST = 201,
+	JOIN_RESPONSE = 202,
+
+	//disconnect from the server
+	DISCONNECT_REQUEST = 203,
+	DISCONNECT_RESPONSE = 204,
+	ADMIN_DISCONNECT_FORCED = 205,
+
+	//load the account
+	LOGIN_REQUEST = 206,
+	LOGIN_RESPONSE = 207,
+
+	//unload the account
+	LOGOUT_REQUEST = 208,
+	LOGOUT_RESPONSE = 209,
+
+	//shut down the server
+	ADMIN_SHUTDOWN_REQUEST = 210,
+
+	FORMAT_END_CLIENT = 299,
+
+	//-------------------------
+	//RegionPacket
+	//  room index, x, y, raw data
+	//-------------------------
+
+	FORMAT_REGION = 300,
+
+	//map data
+	REGION_REQUEST = 301,
+	REGION_CONTENT = 302,
+
+	FORMAT_END_REGION = 399,
+
+	//-------------------------
+	//CharacterPacket
+	//  character index,
+	//  handle, avatar,
+	//  account index (owner),
+	//  room index, origin, motion
+	//-------------------------
+
+	FORMAT_CHARACTER = 400,
+
+	//full data update
+	CHARACTER_UPDATE = 401,
+
+	//character management
+	CHARACTER_CREATE = 402,
+	CHARACTER_DELETE = 403,
+	CHARACTER_LOAD = 404,
+	CHARACTER_UNLOAD = 405,
+
+	//find out info from the server
+	QUERY_CHARACTER_EXISTS = 406,
+
+	//actions taken
+	CHARACTER_MOVEMENT = 407,
+
+	FORMAT_END_CHARACTER = 499,
+
+	//-------------------------
+	//CreaturePacket
+	//  creature index,
+	//  handle, avatar
+	//  bounds
+	//  room index, origin, motion
+	//-------------------------
+
+	FORMAT_CREATURE = 500,
+
+	//full data update
+	CREATURE_UPDATE = 501,
+
+	//character management
+	CREATURE_CREATE = 502,
+	CREATURE_UNLOAD = 503,
+
+	//find out info from the server
+	QUERY_CREATURE_EXISTS = 504,
+
+	//actions taken
+	CREATURE_MOVEMENT = 505,
+
+	FORMAT_END_CREATURE = 599,
+
+	//-------------------------
+	//TextPacket
+	//  name, text
+	//-------------------------
+
+	FORMAT_TEXT = 600,
+
+	//general speech
+	TEXT_BROADCAST = 601,
+	TEXT_SPEECH = 602,
+	TEXT_WHISPER = 603,
+
+	//rejection/error messages
+	JOIN_REJECTION = 604,
+	LOGIN_REJECTION = 605,
+	REGION_REJECTION = 606,
+	CHARACTER_REJECTION = 607,
+	CREATURE_REJECTION = 608,
+	SHUTDOWN_REJECTION = 609,
+	QUERY_REJECTION = 610,
+
+	FORMAT_END_TEXT = 699,
+
+	//-------------------------
+	//not used
+	//-------------------------
+
+	LAST = 700
+};

common/network/serial_utility.cpp

@@ -0,0 +1,105 @@
+/* Copyright: (c) Kayne Ruse 2013-2016
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#include "serial_utility.hpp"
+
+//packet types
+#include "character_packet.hpp"
+#include "client_packet.hpp"
+#include "creature_packet.hpp"
+#include "region_packet.hpp"
+#include "server_packet.hpp"
+#include "text_packet.hpp"
+
+#include <cstring>
+
+//macros
+#define BOUNDS(type, lower, upper) ((type) > (lower) && (type) < (upper))
+
+//raw memory copy
+void serialCopy(void** buffer, void* data, int size) {
+	memcpy(*buffer, data, size);
+	*buffer = reinterpret_cast<char*>(*buffer) + size;
+}
+
+void deserialCopy(void** buffer, void* data, int size) {
+	memcpy(data, *buffer, size);
+	*buffer = reinterpret_cast<char*>(*buffer) + size;
+}
+
+//DOCS: The server and client MUST use the correct packet types
+
+//main switch functions
+void serializePacket(void* buffer, SerialPacketBase* packet) {
+	if (BOUNDS(packet->type, SerialPacketType::FORMAT_SERVER, SerialPacketType::FORMAT_END_SERVER)) {
+		serializeServer(buffer, static_cast<ServerPacket*>(packet));
+	}
+
+	if (BOUNDS(packet->type, SerialPacketType::FORMAT_CLIENT, SerialPacketType::FORMAT_END_CLIENT)) {
+		serializeClient(buffer, static_cast<ClientPacket*>(packet));
+	}
+
+	if (BOUNDS(packet->type, SerialPacketType::FORMAT_REGION, SerialPacketType::FORMAT_END_REGION)) {
+		serializeRegion(buffer, static_cast<RegionPacket*>(packet));
+	}
+
+	if (BOUNDS(packet->type, SerialPacketType::FORMAT_CHARACTER, SerialPacketType::FORMAT_END_CHARACTER)) {
+		serializeCharacter(buffer, static_cast<CharacterPacket*>(packet));
+	}
+
+	if (BOUNDS(packet->type, SerialPacketType::FORMAT_CREATURE, SerialPacketType::FORMAT_END_CREATURE)) {
+		serializeCreature(buffer, static_cast<CreaturePacket*>(packet));
+	}
+
+	if (BOUNDS(packet->type, SerialPacketType::FORMAT_TEXT, SerialPacketType::FORMAT_END_TEXT)) {
+		serializeText(buffer, static_cast<TextPacket*>(packet));
+	}
+}
+
+void deserializePacket(void* buffer, SerialPacketBase* packet) {
+	//find the type, so that you can actually deserialize the packet!
+	SerialPacketType type;
+	memcpy(&type, buffer, sizeof(SerialPacketType));
+
+	if (BOUNDS(type, SerialPacketType::FORMAT_SERVER, SerialPacketType::FORMAT_END_SERVER)) {
+		deserializeServer(buffer, static_cast<ServerPacket*>(packet));
+	}
+
+	if (BOUNDS(type, SerialPacketType::FORMAT_CLIENT, SerialPacketType::FORMAT_END_CLIENT)) {
+		deserializeClient(buffer, static_cast<ClientPacket*>(packet));
+	}
+
+	if (BOUNDS(type, SerialPacketType::FORMAT_REGION, SerialPacketType::FORMAT_END_REGION)) {
+		deserializeRegion(buffer, static_cast<RegionPacket*>(packet));
+	}
+
+	if (BOUNDS(type, SerialPacketType::FORMAT_CHARACTER, SerialPacketType::FORMAT_END_CHARACTER)) {
+		deserializeCharacter(buffer, static_cast<CharacterPacket*>(packet));
+	}
+
+	if (BOUNDS(type, SerialPacketType::FORMAT_CREATURE, SerialPacketType::FORMAT_END_CREATURE)) {
+		deserializeCreature(buffer, static_cast<CreaturePacket*>(packet));
+	}
+
+	if (BOUNDS(type, SerialPacketType::FORMAT_TEXT, SerialPacketType::FORMAT_END_TEXT)) {
+		deserializeText(buffer, static_cast<TextPacket*>(packet));
+	}
+}

common/network/serial_utility.hpp

@@ -0,0 +1,34 @@
+/* Copyright: (c) Kayne Ruse 2013-2016
+ * 
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event will the authors be held liable for any damages
+ * arising from the use of this software.
+ * 
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ * 
+ * 1. The origin of this software must not be misrepresented; you must not
+ * claim that you wrote the original software. If you use this software
+ * in a product, an acknowledgment in the product documentation would be
+ * appreciated but is not required.
+ * 
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ * misrepresented as being the original software.
+ * 
+ * 3. This notice may not be removed or altered from any source
+ * distribution.
+*/
+#pragma once
+
+#include "serial_packet_base.hpp"
+
+#include <cstring>
+
+//raw memory copy
+void serialCopy(void** buffer, void* data, int size);
+void deserialCopy(void** buffer, void* data, int size);
+
+//primary functions
+void serializePacket(void* buffer, SerialPacketBase* packet);
+void deserializePacket(void* buffer, SerialPacketBase* packet);