BattleData can hold a limited number of characters

This method is too overloaded. The pseudocode itself takes up a whole
page.

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 Windows can be found [here](https://dl.dropboxusercontent.com/u/46669050/Tortuga-linux.tar).
+* The most recent stable build for Linux can be found [here](https://dl.dropboxusercontent.com/u/46669050/Tortuga-linux.tar).
 
 ## Documentation
 
@@ -52,4 +52,4 @@ Permission is granted to anyone to use this software for any purpose, including
 ### Items not made by me
 
 * [Coolvetica Font](http://typodermicfonts.com/coolvetica/)
-* Creative Commons Artwork from [Artsader](http://www.moosader.com/artsader/)
+* 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
@@ -318,6 +318,7 @@ void ClientApplication::ProcessEvents() {
 #include "options_menu.hpp"
 #include "lobby_menu.hpp"
 #include "world.hpp"
+#include "combat.hpp"
 #include "disconnected_screen.hpp"
 
 void ClientApplication::ProcessSceneSignal(SceneSignal signal) {
@@ -341,6 +342,9 @@ void ClientApplication::ProcessSceneSignal(SceneSignal signal) {
 		case SceneSignal::WORLD:
 			activeScene = new World(&clientIndex, &accountIndex);
 		break;
+		case SceneSignal::COMBAT:
+			activeScene = new Combat(&clientIndex, &accountIndex);
+		break;
 		case SceneSignal::DISCONNECTEDSCREEN:
 			activeScene = new DisconnectedScreen();
 		break;

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

client/entities/barrier_manager.cpp

@@ -0,0 +1,94 @@
+/* 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 "barrier_manager.hpp"
+
+void BarrierManager::DrawTo(SDL_Renderer* const dest, Sint16 x, Sint16 y, double scaleX, double scaleY) {
+	for (auto& it : elementMap) {
+		it.second.DrawTo(dest, x, y);
+	}
+}
+
+void BarrierManager::LoadBaseImage(SDL_Renderer* renderer, std::string fname) {
+	baseImage.Load(renderer, fname);
+}
+
+void BarrierManager::UnloadBaseImage() {
+	baseImage.Free();
+}
+
+void BarrierManager::LoadTemplateImages(SDL_Renderer* renderer, std::string spriteDir, std::list<std::string> names) {
+	//sprite names are file names only
+	for (auto& it : names) {
+		templateImages.emplace(it, Image(renderer, spriteDir + it));
+	}
+}
+
+void BarrierManager::UnloadTemplateImages() {
+	templateImages.clear();
+}
+
+BaseBarrier* BarrierManager::Create(int index) {
+	elementMap.emplace(index, BaseBarrier(baseImage, templateImages));
+	return &elementMap[index];
+}
+
+void BarrierManager::Unload(int i) {
+	elementMap.erase(i);
+}
+
+void BarrierManager::UnloadAll() {
+	elementMap.clear();
+}
+
+void BarrierManager::UnloadIf(std::function<bool(std::pair<const int, BaseBarrier const&>)> fn) {
+	std::map<int, BaseBarrier>::iterator it = elementMap.begin();
+	while (it != elementMap.end()) {
+		if (fn(*it)) {
+			it = elementMap.erase(it);
+		}
+		else {
+			++it;
+		}
+	}
+}
+
+int BarrierManager::Size() {
+	return elementMap.size();
+}
+
+BaseBarrier* BarrierManager::Find(int i) {
+	std::map<int, BaseBarrier>::iterator it = elementMap.find(i);
+
+	if (it == elementMap.end()) {
+		return nullptr;
+	}
+
+	return &it->second;
+}
+
+std::map<int, BaseBarrier>* BarrierManager::GetContainer() {
+	return &elementMap;
+}
+
+std::map<std::string, Image>* BarrierManager::GetTemplateContainer() {
+	return &templateImages;
+}

client/entities/barrier_manager.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 "base_barrier.hpp"
+
+#include <functional>
+#include <list>
+#include <string>
+
+class BarrierManager {
+public:
+	BarrierManager() = default;
+	~BarrierManager() = default;
+
+	void DrawTo(SDL_Renderer* const, Sint16 x, Sint16 y, double scaleX = 1.0, double scaleY = 1.0);
+
+	//NOTE: don't use these while you have barriers loaded
+	void LoadBaseImage(SDL_Renderer* renderer, std::string fname);
+	void UnloadBaseImage();
+	void LoadTemplateImages(SDL_Renderer* renderer, std::string spriteDir, std::list<std::string> names);
+	void UnloadTemplateImages();
+
+	BaseBarrier* Create(int index);
+	void Unload(int i);
+	void UnloadAll();
+	void UnloadIf(std::function<bool(std::pair<const int, BaseBarrier const&>)> fn);
+
+	int Size();
+
+	BaseBarrier* Find(int i);
+	std::map<int, BaseBarrier>* GetContainer();
+	std::map<std::string, Image>* GetTemplateContainer();
+
+private:
+	Image baseImage;
+	std::map<std::string, Image> templateImages;
+	std::map<int, BaseBarrier> elementMap;
+};

client/entities/base_barrier.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_barrier.hpp"
+
+#include "config_utility.hpp"
+
+#include <cstring>
+#include <sstream>
+#include <stdexcept>
+
+BaseBarrier::BaseBarrier(Image& argBaseImage, std::map<std::string, Image>& templateImages) {
+	baseImage.SetTexture(argBaseImage.GetTexture());
+	composite.SetTextures(templateImages);
+	memset(status, 0, sizeof(int) * 8);
+	CorrectSprite();
+}
+
+BaseBarrier::~BaseBarrier() {
+	//
+}
+
+void BaseBarrier::CorrectSprite() {
+	//TODO: link status to sprite
+	for (int i = 0; i < 8; i++) {
+		//setup the name
+		std::ostringstream os;
+		os << "slot " << i+1;
+
+		switch(status[i]) {
+			case 0:
+				composite.Disable(os.str() + " green.png");
+				composite.Disable(os.str() + " red.png");
+			break;
+			case 1:
+				composite.Enable(os.str() + " green.png");
+				composite.Disable(os.str() + " red.png");
+			break;
+			case 2:
+				composite.Disable(os.str() + " green.png");
+				composite.Enable(os.str() + " red.png");
+			break;
+			default: {
+				std::ostringstream os;
+				os << "index " << i << ", value " << status[i] << std::endl;
+				throw(std::runtime_error("Unknown graphical status in barrier; " + os.str()));
+			}
+		}
+	}
+}
+
+void BaseBarrier::Update() {
+	//
+}
+
+void BaseBarrier::DrawTo(SDL_Renderer* const dest, int camX, int camY) {
+	//ignore the default sprite for now
+	baseImage.DrawTo(dest, origin.x - camX, origin.y - camY);
+	composite.DrawTo(dest, origin.x - camX, origin.y - camY);
+}
+
+int BaseBarrier::SetStatus(int k, int v) {
+	if (k >= 8 || k < 0) {
+		return -1;
+	}
+	return status[k] = v;
+}
+
+int BaseBarrier::FindStatus(int k) {
+	if (k >= 8 || k < 0) {
+		return -1;
+	}
+	return status[k];
+}
+
+int* BaseBarrier::SetStatusArray(int* ptr) {
+	memcpy(status, ptr, sizeof(int) * 8);
+	return status;
+}
+
+int* BaseBarrier::GetStatusArray() {
+	return status;
+}
+
+CompositeImage<>* BaseBarrier::GetComposite() {
+	return &composite;
+}

client/entities/base_barrier.hpp

@@ -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.
+*/
+#pragma once
+
+#include "entity.hpp"
+
+#include "composite_image.hpp"
+
+class BaseBarrier: public Entity {
+public:
+	BaseBarrier() = default;
+	BaseBarrier(Image& baseImage, std::map<std::string, Image>& templateImages);
+	virtual ~BaseBarrier();
+
+	void CorrectSprite();
+	void Update();
+	void DrawTo(SDL_Renderer* const, int camX, int camY);
+
+	int SetStatus(int, int);
+	int FindStatus(int);
+
+	int* SetStatusArray(int*);
+	int* GetStatusArray();
+
+	CompositeImage<>* GetComposite();
+
+protected:
+	//metadata
+	int status[8];
+
+	Image baseImage;
+	CompositeImage<> composite;
+};

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
@@ -37,7 +37,7 @@ std::string BaseCreature::GetHandle() const {
 
 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;
 }
 

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

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
@@ -50,14 +50,14 @@ BoundingBox Entity::SetBounds(BoundingBox b) {
 	return bounds = b;
 }
 
-Vector2 Entity::GetOrigin() {
+Vector2 Entity::GetOrigin() const {
 	return origin;
 }
 
-Vector2 Entity::GetMotion() {
+Vector2 Entity::GetMotion() const {
 	return motion;
 }
 
-BoundingBox Entity::GetBounds() {
+BoundingBox Entity::GetBounds() const {
 	return bounds;
 }

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
@@ -39,9 +39,9 @@ public:
 	Vector2 SetMotion(Vector2 v);
 	BoundingBox SetBounds(BoundingBox b);
 
-	Vector2 GetOrigin();
-	Vector2 GetMotion();
-	BoundingBox GetBounds();
+	Vector2 GetOrigin() const;
+	Vector2 GetMotion() const;
+	BoundingBox GetBounds() const;
 
 protected:
 	Entity() = default;

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

@@ -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.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/heartbeat_utility.cpp

@@ -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.
+*/
+#include "heartbeat_utility.hpp"
+
+#include "channels.hpp"
+#include "ip_operators.hpp"
+
+//heartbeat system
+void HeartbeatUtility::hPing(ServerPacket* const argPacket) {
+	ServerPacket newPacket;
+	newPacket.type = SerialPacketType::PONG;
+	network.SendTo(argPacket->srcAddress, &newPacket);
+}
+
+void HeartbeatUtility::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();
+}
+
+int HeartbeatUtility::CheckHeartBeat() {
+	//check the connection (heartbeat)
+	if (Clock::now() - lastBeat > std::chrono::seconds(3)) {
+		if (attemptedBeats > 2) {
+			return 1;
+		}
+		else {
+			ServerPacket newPacket;
+			newPacket.type = SerialPacketType::PING;
+			network.SendTo(Channels::SERVER, &newPacket);
+
+			attemptedBeats++;
+			lastBeat = Clock::now();
+		}
+	}
+	return 0;
+}

client/heartbeat_utility.hpp

@@ -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.
+*/
+#pragma once
+
+#include "server_packet.hpp"
+#include "udp_network_utility.hpp"
+
+#include <chrono>
+
+class HeartbeatUtility {
+public:
+	//heartbeat system
+	void hPing(ServerPacket* const);
+	void hPong(ServerPacket* const);
+
+	int CheckHeartBeat();
+
+private:
+	UDPNetworkUtility& network = UDPNetworkUtility::GetSingleton();
+	typedef std::chrono::steady_clock Clock;
+	Clock::time_point lastBeat = Clock::now();
+	int attemptedBeats = 0;
+};

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/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
@@ -33,5 +33,6 @@ enum SceneSignal {
 	OPTIONSMENU,
 	LOBBYMENU,
 	WORLD,
+	COMBAT,
 	DISCONNECTEDSCREEN,
 };

client/scenes/combat.cpp

@@ -0,0 +1,77 @@
+/* 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 "combat.hpp"
+
+//Public access members
+Combat::Combat(int* const argClientIndex, int* const argAccountIndex) {
+	//
+}
+
+Combat::~Combat() {
+	//
+}
+
+void Combat::RenderFrame(SDL_Renderer* renderer) {
+	//
+}
+
+//frame phases
+void Combat::FrameStart() {
+	//
+}
+
+void Combat::Update() {
+	//
+}
+
+void Combat::FrameEnd() {
+	//
+}
+
+//input events
+void Combat::QuitEvent() {
+	//
+}
+
+void Combat::MouseMotion(SDL_MouseMotionEvent const& event) {
+	//
+}
+
+void Combat::MouseButtonDown(SDL_MouseButtonEvent const& event) {
+	//
+}
+
+void Combat::MouseButtonUp(SDL_MouseButtonEvent const& event) {
+	//
+}
+
+void Combat::MouseWheel(SDL_MouseWheelEvent const& event) {
+	//
+}
+
+void Combat::KeyDown(SDL_KeyboardEvent const& event) {
+	//
+}
+
+void Combat::KeyUp(SDL_KeyboardEvent const& event) {
+	//
+}

client/scenes/combat.hpp

@@ -0,0 +1,48 @@
+/* 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 Combat: public BaseScene {
+public:
+	//Public access members
+	Combat(int* const argClientIndex, int* const argAccountIndex);
+	~Combat();
+
+	void RenderFrame(SDL_Renderer* renderer) override;
+
+private:
+	//frame phases
+	void FrameStart() override;
+	void Update() override;
+	void FrameEnd() override;
+
+	//input events
+	void QuitEvent();
+	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;
+};

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
@@ -28,6 +28,8 @@
 #include <sstream>
 #include <stdexcept>
 
+constexpr SDL_Color WHITE = {255, 255, 255, 255};
+
 //-------------------------
 //Public access members
 //-------------------------
@@ -49,14 +51,16 @@ DisconnectedScreen::DisconnectedScreen() {
 
 	//setup the button
 	backButton.SetBackgroundTexture(GetRenderer(), image.GetTexture());
-	backButton.SetText(GetRenderer(), font, "Back", COLOR_WHITE);
+	backButton.SetText(GetRenderer(), font, WHITE, "Back");
 
 	//set the button positions
 	backButton.SetX(50);
 	backButton.SetY(50);
 
 	//set the disconnection message text
-	textLine.SetText(GetRenderer(), font, config["client.disconnectMessage"], {255, 255, 255, 255});
+	textLine.SetX(50);
+	textLine.SetY(30);
+	textLine.SetText(GetRenderer(), font, WHITE, config["client.disconnectMessage"]);
 
 	//full reset
 	UDPNetworkUtility::GetSingleton().Unbind(Channels::SERVER);
@@ -92,7 +96,7 @@ void DisconnectedScreen::FrameEnd() {
 
 void DisconnectedScreen::RenderFrame(SDL_Renderer* renderer) {
 	backButton.DrawTo(renderer);
-	textLine.DrawTo(renderer, 50, 30);
+	textLine.DrawTo(renderer);
 }
 
 //-------------------------

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
@@ -27,6 +27,8 @@
 #include <stdexcept>
 #include <sstream>
 
+constexpr SDL_Color WHITE = {255, 255, 255, 255};
+
 //-------------------------
 //Public access members
 //-------------------------
@@ -52,11 +54,11 @@ LobbyMenu::LobbyMenu(int* const argClientIndex, int* const argAccountIndex):
 
 	//setup the buttons
 	searchButton.SetBackgroundTexture(GetRenderer(), buttonImage.GetTexture());
-	searchButton.SetText(GetRenderer(), font, "Search", COLOR_WHITE);
+	searchButton.SetText(GetRenderer(), font, WHITE, "Search");
 	joinButton.SetBackgroundTexture(GetRenderer(), buttonImage.GetTexture());
-	joinButton.SetText(GetRenderer(), font, "Join", COLOR_WHITE);
+	joinButton.SetText(GetRenderer(), font, WHITE, "Join");
 	backButton.SetBackgroundTexture(GetRenderer(), buttonImage.GetTexture());
-	backButton.SetText(GetRenderer(), font, "Back", COLOR_WHITE);
+	backButton.SetText(GetRenderer(), font, WHITE, "Back");
 
 	//set the button positions (assumed)
 	searchButton.SetX(50);
@@ -67,6 +69,7 @@ LobbyMenu::LobbyMenu(int* const argClientIndex, int* const argAccountIndex):
 	backButton.SetY(90);
 
 	//pseudo-list selection
+	//TODO: move this into the UI library?
 	boundingBox = {300, 50, 200, 12};
 
 	//hacked together a highlight box
@@ -121,8 +124,13 @@ 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+276, boundingBox.y + boundingBox.h * i);
+		serverVector[i].nameImage.SetX(boundingBox.x);
+		serverVector[i].nameImage.SetY(boundingBox.y + boundingBox.h * i);
+		serverVector[i].nameImage.DrawTo(renderer);
+
+		serverVector[i].playerCountImage.SetX(boundingBox.x+276);
+		serverVector[i].playerCountImage.SetY(boundingBox.y + boundingBox.h * i);
+		serverVector[i].playerCountImage.DrawTo(renderer);
 	}
 }
 
@@ -248,8 +256,8 @@ void LobbyMenu::HandleBroadcastResponse(ServerPacket* const argPacket) {
 	};
 
 	//text graphics
-	serverVector.back().nameImage.SetText(GetRenderer(), font, newServer.name, color);
-	serverVector.back().playerCountImage.SetText(GetRenderer(), font, itoa_base10(newServer.playerCount), color);
+	serverVector.back().nameImage.SetText(GetRenderer(), font, color, newServer.name);
+	serverVector.back().playerCountImage.SetText(GetRenderer(), font, color, itoa_base10(newServer.playerCount));
 }
 
 void LobbyMenu::HandleJoinResponse(ClientPacket* const argPacket) {

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
@@ -26,6 +26,8 @@
 #include <sstream>
 #include <stdexcept>
 
+constexpr SDL_Color WHITE = {255, 255, 255, 255};
+
 //-------------------------
 //Public access members
 //-------------------------
@@ -46,11 +48,11 @@ MainMenu::MainMenu() {
 
 	//setup the buttons
 	startButton.SetBackgroundTexture(GetRenderer(), buttonImage.GetTexture());
-	startButton.SetText(GetRenderer(), font, "Start", COLOR_WHITE);
+	startButton.SetText(GetRenderer(), font, WHITE, "Start");
 	optionsButton.SetBackgroundTexture(GetRenderer(), buttonImage.GetTexture());
-	optionsButton.SetText(GetRenderer(), font, "Options", COLOR_WHITE);
+	optionsButton.SetText(GetRenderer(), font, WHITE, "Options");
 	quitButton.SetBackgroundTexture(GetRenderer(), buttonImage.GetTexture());
-	quitButton.SetText(GetRenderer(), font, "Quit", COLOR_WHITE);
+	quitButton.SetText(GetRenderer(), font, WHITE, "Quit");
 
 	//set the button positions
 	startButton.SetX(50);
@@ -61,9 +63,15 @@ MainMenu::MainMenu() {
 	quitButton.SetY(50 + 20 * 2);
 
 	//text box
-	textBox.PushLine(GetRenderer(), font, "Thanks for playing!", {255, 255, 255, 255});
-	textBox.PushLine(GetRenderer(), font, "You can get the latest version at: ", {255, 255, 255, 255});
-	textBox.PushLine(GetRenderer(), font, "krgamestudios.com", {255, 255, 255, 255}); //TODO: (9) click to open the website/update
+	int h = -1;
+	SDL_RenderGetLogicalSize(GetRenderer(), nullptr, &h);
+
+	textBox.SetX(50);
+	textBox.SetY(h-100);
+
+	textBox.PushLine(GetRenderer(), font, WHITE, "Thanks for playing!");
+	textBox.PushLine(GetRenderer(), font, WHITE, "You can get the latest version at: ");
+	textBox.PushLine(GetRenderer(), font, WHITE, "krgamestudios.com"); //TODO: (9) click to open the website/update
 
 	//debug
 	//
@@ -93,11 +101,7 @@ void MainMenu::RenderFrame(SDL_Renderer* renderer) {
 	startButton.DrawTo(renderer);
 	optionsButton.DrawTo(renderer);
 	quitButton.DrawTo(renderer);
-
-	int h = -1;
-	SDL_RenderGetLogicalSize(GetRenderer(), nullptr, &h);
-
-	textBox.DrawTo(renderer, 50, h-50, -12);
+	textBox.DrawTo(renderer);
 }
 
 //-------------------------

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
@@ -26,6 +26,8 @@
 #include <sstream>
 #include <stdexcept>
 
+constexpr SDL_Color WHITE = {255, 255, 255, 255};
+
 //-------------------------
 //Public access members
 //-------------------------
@@ -46,14 +48,16 @@ OptionsMenu::OptionsMenu() {
 
 	//setup the button
 	backButton.SetBackgroundTexture(GetRenderer(), buttonImage.GetTexture());
-	backButton.SetText(GetRenderer(), font, "Back", COLOR_WHITE);
+	backButton.SetText(GetRenderer(), font, WHITE, "Back");
 
 	//set the button positions
 	backButton.SetX(50);
 	backButton.SetY(50);
 
 	//text line
-	textLine.SetText(GetRenderer(), font, "This code is fucking hard to refactor.", {255, 255, 255, 255});
+	textLine.SetX(50);
+	textLine.SetY(30);
+	textLine.SetText(GetRenderer(), font, WHITE, "Am I making any progress?");
 }
 
 OptionsMenu::~OptionsMenu() {
@@ -78,7 +82,7 @@ void OptionsMenu::FrameEnd() {
 
 void OptionsMenu::RenderFrame(SDL_Renderer* renderer) {
 	backButton.DrawTo(renderer);
-	textLine.DrawTo(renderer, 50, 30);
+	textLine.DrawTo(renderer);
 }
 
 //-------------------------

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

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

@@ -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
@@ -22,6 +22,7 @@
 #include "world.hpp"
 
 #include "channels.hpp"
+#include "culling_defines.hpp"
 #include "ip_operators.hpp"
 #include "fatal_error.hpp"
 
@@ -33,17 +34,19 @@
 #include <sstream>
 #include <stdexcept>
 
+constexpr SDL_Color WHITE = {255, 255, 255, 255};
+
 //-------------------------
 //static functions
 //-------------------------
 
 //TODO: (3) proper checksum
-static int regionChecksum(Region* const region) {
+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);
+				sum += region->GetTile(i, j, k);
 			}
 		}
 	}
@@ -71,9 +74,9 @@ World::World(int* const argClientIndex,	int* const argAccountIndex):
 
 	//setup the buttons
 	disconnectButton.SetBackgroundTexture(GetRenderer(), buttonImage.GetTexture());
-	disconnectButton.SetText(GetRenderer(), font, "Disconnect", COLOR_WHITE);
+	disconnectButton.SetText(GetRenderer(), font, WHITE, "Disconnect");
 	shutdownButton.SetBackgroundTexture(GetRenderer(), buttonImage.GetTexture());
-	shutdownButton.SetText(GetRenderer(), font, "Shutdown", COLOR_WHITE);
+	shutdownButton.SetText(GetRenderer(), font, WHITE, "Shutdown");
 
 	//set the button positions
 	disconnectButton.SetX(50);
@@ -97,7 +100,28 @@ World::World(int* const argClientIndex,	int* const argAccountIndex):
 	SDL_RenderGetLogicalSize(GetRenderer(), &camera.width, &camera.height);
 
 	//debug
-	//
+	std::list<std::string> slotNames = {
+			"slot 1 green.png",
+			"slot 2 green.png",
+			"slot 3 green.png",
+			"slot 4 green.png",
+			"slot 5 green.png",
+			"slot 6 green.png",
+			"slot 7 green.png",
+			"slot 8 green.png",
+			"slot 1 red.png",
+			"slot 2 red.png",
+			"slot 3 red.png",
+			"slot 4 red.png",
+			"slot 5 red.png",
+			"slot 6 red.png",
+			"slot 7 red.png",
+			"slot 8 red.png"
+		};
+	barrierMgr.LoadBaseImage(GetRenderer(), config["dir.sprites"] + "barrier/base.png");
+	barrierMgr.LoadTemplateImages(GetRenderer(), config["dir.sprites"] + "barrier/", slotNames);
+
+	std::cout << "Templates loaded: " << barrierMgr.GetTemplateContainer()->size() << std::endl;
 }
 
 World::~World() {
@@ -137,7 +161,12 @@ void World::Update() {
 	delete reinterpret_cast<char*>(packetBuffer);
 
 	//heartbeat system
-	CheckHeartBeat();
+	if (heartbeatUtility.CheckHeartBeat()) {
+		//escape to the disconnect screen
+		SendDisconnectRequest();
+		SetSceneSignal(SceneSignal::DISCONNECTEDSCREEN);
+		ConfigUtility::GetSingleton()["client.disconnectMessage"] = "Error: Lost connection to the server";
+	}
 
 	//update all entities
 	for (auto& it : characterMap) {
@@ -163,6 +192,42 @@ void World::Update() {
 		return;
 	}
 
+	//TODO: (0) regular query interval
+	if (Clock::now() - queryTime > std::chrono::seconds(3)) {
+		queryTime = Clock::now();
+		//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);
+
+		BarrierPacket barrierPacket;
+		barrierPacket.type = SerialPacketType::QUERY_BARRIER_EXISTS;
+		barrierPacket.roomIndex = roomIndex;
+		network.SendTo(Channels::SERVER, &barrierPacket);
+	}
+
+	//cull creatures
+	for (std::map<int, BaseCreature>::iterator it = creatureMap.begin(); it != creatureMap.end(); /* */) {
+		if ( (localCharacter->GetOrigin() - it->second.GetOrigin()).Length() > INFLUENCE_RADIUS) {
+			creatureMap.erase(it++);
+		}
+		else {
+			it++;
+		}
+	}
+
+	//cull barriers
+	barrierMgr.UnloadIf([&](std::pair<const int, BaseBarrier const&> barrierIt) -> bool {
+		return (localCharacter->GetOrigin() - barrierIt.second.GetOrigin()).Length() > INFLUENCE_RADIUS;
+	});
+
 	//get the collidable boxes
 	std::list<BoundingBox> boxList = GenerateCollisionGrid(localCharacter, tileSheet.GetTileW(), tileSheet.GetTileH());
 
@@ -186,11 +251,6 @@ 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
@@ -201,18 +261,19 @@ void World::RenderFrame(SDL_Renderer* renderer) {
 	for (auto& it : creatureMap) {
 		it.second.DrawTo(renderer, camera.x, camera.y);
 	}
+	barrierMgr.DrawTo(renderer, camera.x, camera.y);
 
 	//draw UI
 	disconnectButton.DrawTo(renderer);
 	shutdownButton.DrawTo(renderer);
 
 	//FPS
-	fpsTextLine.DrawTo(renderer, 0, 0);
+	fpsTextLine.DrawTo(renderer);
 	int fpsRet = fps.Calculate();
 	if (fpsRet != -1) {
 		std::ostringstream msg;
 		msg << "FPS: " << fpsRet;
-		fpsTextLine.SetText(renderer, font, msg.str(), {255, 255, 255, 255});
+		fpsTextLine.SetText(renderer, font, WHITE, msg.str());
 	}
 }
 
@@ -250,6 +311,7 @@ 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;
@@ -354,10 +416,10 @@ void World::HandlePacket(SerialPacket* const argPacket) {
 	switch(argPacket->type) {
 		//heartbeat system
 		case SerialPacketType::PING:
-			hPing(static_cast<ServerPacket*>(argPacket));
+			heartbeatUtility.hPing(static_cast<ServerPacket*>(argPacket));
 		break;
 		case SerialPacketType::PONG:
-			hPong(static_cast<ServerPacket*>(argPacket));
+			heartbeatUtility.hPong(static_cast<ServerPacket*>(argPacket));
 		break;
 
 		//game server connections
@@ -397,6 +459,10 @@ void World::HandlePacket(SerialPacket* const argPacket) {
 		break;
 
 		//creature management
+		case SerialPacketType::CREATURE_UPDATE:
+			hCreatureUpdate(static_cast<CreaturePacket*>(argPacket));
+		break;
+
 		case SerialPacketType::CREATURE_CREATE:
 			hCreatureCreate(static_cast<CreaturePacket*>(argPacket));
 		break;
@@ -412,6 +478,22 @@ void World::HandlePacket(SerialPacket* const argPacket) {
 			hCreatureMovement(static_cast<CreaturePacket*>(argPacket));
 		break;
 
+		//barrier management
+		case SerialPacketType::BARRIER_UPDATE:
+			hBarrierUpdate(static_cast<BarrierPacket*>(argPacket));
+		break;
+
+		case SerialPacketType::BARRIER_CREATE:
+			hBarrierCreate(static_cast<BarrierPacket*>(argPacket));
+		break;
+		case SerialPacketType::BARRIER_UNLOAD:
+			hBarrierUnload(static_cast<BarrierPacket*>(argPacket));
+		break;
+
+		case SerialPacketType::QUERY_BARRIER_EXISTS:
+			hQueryBarrierExists(static_cast<BarrierPacket*>(argPacket));
+		break;
+
 		//chat
 		case SerialPacketType::TEXT_BROADCAST:
 			hTextBroadcast(static_cast<TextPacket*>(argPacket));
@@ -443,44 +525,6 @@ void World::HandlePacket(SerialPacket* const argPacket) {
 	}
 }
 
-//-------------------------
-//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
 //-------------------------
@@ -564,18 +608,11 @@ void World::SendRegionRequest(int roomIndex, int x, int y) {
 }
 
 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 {
 		if (region.GetX() == argPacket->x && region.GetY() == argPacket->y) {
 			std::cout << "Region Overwrite: " << region.GetX() << ", " << region.GetY();
-			std::cout << "\t" << region.GetSolid(1,1) << "\t" << argPacket->region->GetSolid(1,1) << std::endl;
+			std::cout << "\t" << regionContentCheck(&region) << "\t" << regionContentCheck(argPacket->region) << std::endl;
 			return true;
 		}
 		else {
@@ -614,7 +651,7 @@ void World::UpdateMap() {
 				//request absent region
 				SendRegionRequest(roomIndex, i, j);
 			}
-			else if (regionChecksum(region) == 0) {
+			else if (regionContentCheck(region) == 0) {
 				//checksum failed
 				regionPager.UnloadIf([region](Region const& ref) -> bool {
 					//remove the erroneous region
@@ -622,7 +659,7 @@ void World::UpdateMap() {
 				});
 				SendRegionRequest(roomIndex, i, j);
 				std::ostringstream msg;
-				msg << "Existing region checksum failed: " << roomIndex << ", " << i << ", " << j;
+				msg << "Existing region blank: " << roomIndex << ", " << i << ", " << j;
 				throw(std::runtime_error(msg.str()));
 			}
 		}
@@ -682,6 +719,9 @@ void World::hCharacterCreate(CharacterPacket* const argPacket) {
 	if (character->GetOwner() == accountIndex) {
 		localCharacter = static_cast<LocalCharacter*>(character);
 
+		//reset queries
+		queryTime = Clock::now() - std::chrono::seconds(4); //back 4 seconds to trigger automatically
+
 		//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);
@@ -689,15 +729,6 @@ void World::hCharacterCreate(CharacterPacket* const argPacket) {
 		//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_CREATURE_EXISTS;
-		network.SendTo(Channels::SERVER, &newPacket);
 	}
 
 	//debug
@@ -719,9 +750,10 @@ void World::hCharacterUnload(CharacterPacket* const argPacket) {
 		camera.marginX = 0;
 		camera.marginY = 0;
 
-		//clear the room
+		//clear/reset the room
 		roomIndex = -1;
 		regionPager.UnloadAll();
+		barrierMgr.UnloadAll();
 		characterMap.clear();
 		creatureMap.clear();
 	}
@@ -737,12 +769,12 @@ void World::hCharacterUnload(CharacterPacket* const argPacket) {
 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;
-//	}
+	if (argPacket->accountIndex == accountIndex) {
+		return;
+	}
 
 	//ignore characters in a different room (sub-optimal)
-	if (argPacket->roomIndex != roomIndex) {
+	if (argPacket->roomIndex != roomIndex || (localCharacter->GetOrigin() - argPacket->origin).Length() > INFLUENCE_RADIUS) {
 		return;
 	}
 
@@ -782,6 +814,35 @@ void World::hCharacterMovement(CharacterPacket* const argPacket) {
 //creature management
 //-------------------------
 
+void World::hCreatureUpdate(CreaturePacket* const argPacket) {
+	//BUGFIX: Sometimes crash on exit
+	if (!localCharacter) {
+		return;
+	}
+
+	//Cull creatures that are too far away
+	if ( (localCharacter->GetOrigin() - argPacket->origin).Length() > INFLUENCE_RADIUS) {
+		//ignore beyond 1000 units
+		return;
+	}
+
+	//check if this creature 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()) {
@@ -830,8 +891,12 @@ void World::hCreatureUnload(CreaturePacket* const argPacket) {
 }
 
 void World::hQueryCreatureExists(CreaturePacket* const argPacket) {
+	if (!localCharacter) {
+		return;
+	}
+
 	//ignore creatures in a different room (sub-optimal)
-	if (argPacket->roomIndex != roomIndex) {
+	if (argPacket->roomIndex != roomIndex || (localCharacter->GetOrigin() - argPacket->origin).Length() > INFLUENCE_RADIUS) {
 		return;
 	}
 
@@ -850,6 +915,8 @@ void World::hQueryCreatureExists(CreaturePacket* const argPacket) {
 }
 
 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()) {
@@ -860,6 +927,106 @@ void World::hCreatureMovement(CreaturePacket* const argPacket) {
 	creatureIt->second.SetMotion(argPacket->motion);
 }
 
+//-------------------------
+//barrier management
+//-------------------------
+
+void World::hBarrierUpdate(BarrierPacket* const argPacket) {
+	//BUGFIX: Sometimes crash on exit
+	if (!localCharacter) {
+		return;
+	}
+
+	//Cull barriers that are too far away
+	if ( (localCharacter->GetOrigin() - argPacket->origin).Length() > INFLUENCE_RADIUS) {
+		//ignore beyond 1000 units
+		return;
+	}
+
+	//check if this barrier exists
+	BaseBarrier* barrier = barrierMgr.Find(argPacket->barrierIndex);
+
+	if (!barrier) {
+		hBarrierCreate(argPacket);
+		return;
+	}
+
+	//update the origin and motion, if there's a difference
+	if (barrier->GetOrigin() != argPacket->origin) {
+		barrier->SetOrigin(argPacket->origin);
+	}
+	barrier->SetStatusArray(argPacket->status);
+	barrier->CorrectSprite();
+}
+
+void World::hBarrierCreate(BarrierPacket* const argPacket) {
+	//check for logic errors
+
+	//ignore barriers from other rooms
+	if (roomIndex != argPacket->roomIndex) {
+		//temporary error checking
+		std::ostringstream msg;
+		msg << "Barrier from the wrong room received: ";
+		msg << "barrierIndex: " << argPacket->barrierIndex << ", roomIndex: " << argPacket->roomIndex;
+		throw(std::runtime_error(msg.str()));
+	}
+
+	BaseBarrier* barrier = barrierMgr.Find(argPacket->barrierIndex);
+
+	if (barrier) {
+		std::ostringstream msg;
+		msg << "Double barrier creation event; ";
+		msg << "Index: " << argPacket->barrierIndex;
+		throw(std::runtime_error(msg.str()));
+	}
+
+	barrier = barrierMgr.Create(argPacket->barrierIndex);
+
+	//fill the barrier's info
+	barrier->SetBounds(argPacket->bounds);
+	barrier->SetOrigin(argPacket->origin);
+	barrier->SetStatusArray(argPacket->status);
+	barrier->CorrectSprite();
+
+	//debug
+	std::cout << "Barrier Create, total: " << barrierMgr.Size() << std::endl;
+}
+
+void World::hBarrierUnload(BarrierPacket* const argPacket) {
+	//ignore if this barrier doesn't exist
+	barrierMgr.Unload(argPacket->barrierIndex);
+
+	//debug
+	std::cout << "Barrier Unload, total: " << barrierMgr.Size() << std::endl;
+}
+
+void World::hQueryBarrierExists(BarrierPacket* const argPacket) {
+	if (!localCharacter) {
+		return;
+	}
+
+	//ignore barriers in a different room (sub-optimal)
+	if (argPacket->roomIndex != roomIndex || (localCharacter->GetOrigin() - argPacket->origin).Length() > INFLUENCE_RADIUS) {
+		return;
+	}
+
+	//implicitly create the element
+	BaseBarrier* barrier = barrierMgr.Find(argPacket->barrierIndex);
+
+	if (!barrier) {
+		barrier = barrierMgr.Create(argPacket->barrierIndex);
+	}
+
+	//fill the barrier's info
+	barrier->SetBounds(argPacket->bounds);
+	barrier->SetOrigin(argPacket->origin);
+	barrier->SetStatusArray(argPacket->status);
+	barrier->CorrectSprite();
+
+	//debug
+	std::cout << "Barrier Query, total: " << barrierMgr.Size() << std::endl;
+}
+
 //-------------------------
 //chat
 //-------------------------
@@ -881,6 +1048,11 @@ void World::hTextWhisper(TextPacket* const argPacket) {
 //-------------------------
 
 void World::SendLocalCharacterMovement() {
+	//BUGFIX: Sometimes crash on exit
+	if (!localCharacter) {
+		return;
+	}
+
 	CharacterPacket newPacket;
 	newPacket.type = SerialPacketType::CHARACTER_MOVEMENT;
 

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
@@ -39,8 +39,11 @@
 #include "frame_rate.hpp"
 
 //client
+#include "barrier_manager.hpp"
 #include "base_scene.hpp"
+#include "base_barrier.hpp"
 #include "base_creature.hpp"
+#include "heartbeat_utility.hpp"
 #include "local_character.hpp"
 
 #include "SDL2/SDL.h"
@@ -78,12 +81,6 @@ private:
 	//handle incoming traffic
 	void HandlePacket(SerialPacket* const);
 
-	//heartbeat system
-	void hPing(ServerPacket* const);
-	void hPong(ServerPacket* const);
-
-	void CheckHeartBeat();
-
 	//basic connections
 	void SendLogoutRequest();
 	void SendDisconnectRequest();
@@ -107,11 +104,18 @@ private:
 	void hCharacterMovement(CharacterPacket* const);
 
 	//creature management
+	void hCreatureUpdate(CreaturePacket* const);
 	void hCreatureCreate(CreaturePacket* const);
 	void hCreatureUnload(CreaturePacket* const);
 	void hQueryCreatureExists(CreaturePacket* const);
 	void hCreatureMovement(CreaturePacket* const);
 
+	//barrier management
+	void hBarrierUpdate(BarrierPacket* const);
+	void hBarrierCreate(BarrierPacket* const);
+	void hBarrierUnload(BarrierPacket* const);
+	void hQueryBarrierExists(BarrierPacket* const);
+
 	//chat
 	//TODO: ui chat engine
 	void hTextBroadcast(TextPacket* const);
@@ -150,15 +154,15 @@ private:
 	} camera;
 
 	//entities
+	BarrierManager barrierMgr;
 	std::map<int, BaseCharacter> characterMap;
 	std::map<int, BaseCreature> creatureMap;
 	LocalCharacter* localCharacter = nullptr;
 
 	//heartbeat
-	//TODO: (2) Heartbeat needs it's own utility
+	HeartbeatUtility heartbeatUtility;
 	typedef std::chrono::steady_clock Clock;
-	Clock::time_point lastBeat = Clock::now();
-	int attemptedBeats = 0;
+	Clock::time_point queryTime = Clock::now() - std::chrono::seconds(4); //back 4 seconds to trigger automatically
 
 	//ugly references; I hate this
 	ConfigUtility& config = ConfigUtility::GetSingleton();

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

common/debugging/timer.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

common/frameworks/scenes/application.cpp

@@ -1,4 +1,4 @@
-/* Copyright: (c) Kayne Ruse 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

common/frameworks/scenes/application.hpp

@@ -1,4 +1,4 @@
-/* Copyright: (c) Kayne Ruse 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

common/frameworks/scenes/base_scene.cpp

@@ -1,4 +1,4 @@
-/* Copyright: (c) Kayne Ruse 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

common/frameworks/scenes/base_scene.hpp

@@ -1,4 +1,4 @@
-/* Copyright: (c) Kayne Ruse 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

common/frameworks/scenes/example_scene.cpp

@@ -1,4 +1,4 @@
-/* Copyright: (c) Kayne Ruse 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

common/frameworks/scenes/example_scene.hpp

@@ -1,4 +1,4 @@
-/* Copyright: (c) Kayne Ruse 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

common/frameworks/scenes/main.cpp

@@ -1,4 +1,4 @@
-/* Copyright: (c) Kayne Ruse 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

common/frameworks/scenes/scene_signal.hpp

@@ -1,4 +1,4 @@
-/* Copyright: (c) Kayne Ruse 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

common/gameplay/barrier_defines.hpp

@@ -0,0 +1,28 @@
+/* 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
+
+//the bounds for the objects, mapped to the default sprites
+constexpr int BARRIER_BOUNDS_X = 0;
+constexpr int BARRIER_BOUNDS_Y = 0;
+constexpr int BARRIER_BOUNDS_WIDTH = 96;
+constexpr int BARRIER_BOUNDS_HEIGHT = 96;

common/gameplay/character_defines.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

common/gameplay/creature_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 CREATURE_WALKING_SPEED = 1.0;
+constexpr double CREATURE_WALKING_MOD = 1.0/sqrt(2.0);
+constexpr double CREATURE_WALKING_NEGATIVE_MOD = 1.0 - CREATURE_WALKING_MOD;
+
+//the bounds for the character objects, mapped to the default sprites
+constexpr int CREATURE_BOUNDS_X = 0;
+constexpr int CREATURE_BOUNDS_Y = 0;
+constexpr int CREATURE_BOUNDS_WIDTH = 32;
+constexpr int CREATURE_BOUNDS_HEIGHT = 32;
+
+//the character's sprite format
+constexpr int CREATURE_CELLS_X = 4;
+constexpr int CREATURE_CELLS_Y = 4;

common/gameplay/culling_defines.hpp

@@ -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.
+*/
+#pragma once
+
+constexpr int INFLUENCE_RADIUS = 1000;

common/gameplay/item_type.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 ItemType {
+	//basics
+	POTION = 101,
+
+	//weapons
+	SWORD = 201,
+	DAGGER = 202,
+	STAFF = 203
+};

common/graphics/button.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
@@ -21,6 +21,8 @@
 */
 #include "button.hpp"
 
+#include "render_text_texture.hpp"
+
 #include <stdexcept>
 
 void Button::DrawTo(SDL_Renderer* renderer) {
@@ -51,19 +53,9 @@ void Button::SetBackgroundTexture(SDL_Renderer* renderer, SDL_Texture* texture)
 	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"));
-	}
-
+void Button::SetText(SDL_Renderer* renderer, TTF_Font* font, SDL_Color color, std::string s) {
 	//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"));
-	}
+	SDL_Texture* text = renderTextTexture(renderer, font, color, s);
 
 	//get the dimensions & rects
 	int x, y, w, h;
@@ -87,14 +79,6 @@ void Button::SetText(SDL_Renderer* renderer, TTF_Font* font, std::string s, SDL_
 	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)) {
@@ -156,6 +140,22 @@ Button::State Button::GetState() {
 	return state;
 }
 
+int Button::SetX(int i) {
+	return posX = i;
+}
+
+int Button::SetY(int i) {
+	return posY = i;
+}
+
+int Button::GetX() const {
+	return posX;
+}
+
+int Button::GetY() const {
+	return posY;
+}
+
 bool Button::CheckBounds(int x, int y) {
 	//return if true (x, y) is within bounds, otherwise return false
 	return !(

common/graphics/button.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
@@ -27,11 +27,6 @@
 
 #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 {
@@ -46,9 +41,7 @@ public:
 
 	//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);
+	void SetText(SDL_Renderer*, TTF_Font*, SDL_Color, std::string);
 
 	//capture input
 	State MouseMotion(SDL_MouseMotionEvent const&);
@@ -59,10 +52,16 @@ public:
 	void SetState(State); //TODO: idle, busy or disabled
 	State GetState();
 
+	//accessors & mutators
+	int SetX(int x);
+	int SetY(int y);
+	int GetX() const;
+	int GetY() const;
+
 protected:
 	bool CheckBounds(int x, int y);
 
 	Image image;
-	int posX = 0, posY = 0;
 	State state = State::IDLE;
+	int posX = 0, posY = 0;
 };

common/graphics/composite_image.hpp

@@ -0,0 +1,145 @@
+/* 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 <list>
+#include <map>
+#include <string>
+
+template<typename T = class Image>
+class CompositeImage {
+public:
+	CompositeImage() = default;
+	~CompositeImage() = default;
+
+	void Load(SDL_Renderer* const, std::string spriteDir, std::list<std::string> nameList);
+	void SetTextures(std::map<std::string, Image>& templateImages);
+	void Free();
+
+	void DrawTo(SDL_Renderer* const, Sint16 x, Sint16 y, double scaleX = 1.0, double scaleY = 1.0);
+
+	//accessors & mutators
+	T* Find(std::string name);
+
+	bool Enable(std::string name);
+	bool Disable(std::string name);
+	void EnableAll();
+	void DisableAll();
+
+	std::map<std::string, std::pair<bool, T>>* GetTemplateImages();
+
+private:
+	std::map<std::string, std::pair<bool, T>> imageMap;
+};
+
+
+template<typename T>
+void CompositeImage<T>::Load(SDL_Renderer* const renderer, std::string spriteDir, std::list<std::string> nameList) {
+	for (auto& it : nameList) {
+		imageMap[it].first = true;
+		imageMap[it].second.Load(renderer, spriteDir + it);
+	}
+}
+
+template<typename T>
+void CompositeImage<T>::SetTextures(std::map<std::string, Image>& templateImages) {
+	for (auto& it : templateImages) {
+		imageMap[it.first].first = true;
+		imageMap[it.first].second.SetTexture(it.second.GetTexture());
+	}
+}
+
+template<typename T>
+void CompositeImage<T>::Free() {
+	imageMap.clear();
+}
+
+template<typename T>
+void CompositeImage<T>::DrawTo(SDL_Renderer* const dest, Sint16 x, Sint16 y, double scaleX, double scaleY) {
+	//draw all members, regardless of internal ordering
+	for (auto& it : imageMap) {
+		if (it.second.first) {
+			it.second.second.DrawTo(dest, x, y, scaleX, scaleY);
+		}
+	}
+}
+
+
+//-------------------------
+//accessors & mutators
+//-------------------------
+
+template<typename T>
+T* CompositeImage<T>::Find(std::string name) {
+	auto it = imageMap.find(name);
+	if (it == imageMap.end()) {
+		return nullptr;
+	}
+	else {
+		return &it->second.second;
+	}
+}
+
+template<typename T>
+bool CompositeImage<T>::Enable(std::string name) {
+	auto it = imageMap.find(name);
+	if (it == imageMap.end()) {
+		return false;
+	}
+	else {
+		imageMap[name].first = true;
+		return true;
+	}
+}
+
+template<typename T>
+bool CompositeImage<T>::Disable(std::string name) {
+	auto it = imageMap.find(name);
+	if (it == imageMap.end()) {
+		return false;
+	}
+	else {
+		imageMap[name].first = false;
+		return true;
+	}
+}
+
+template<typename T>
+void CompositeImage<T>::EnableAll() {
+	for (auto& it : imageMap) {
+		it.second.first = true;
+	}
+}
+
+template<typename T>
+void CompositeImage<T>::DisableAll() {
+	for (auto& it : imageMap) {
+		it.second.first = false;
+	}
+}
+
+template<typename T>
+std::map<std::string, std::pair<bool, T>>* CompositeImage<T>::GetTemplateImages() {
+	return &imageMap;
+}

common/graphics/image.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
@@ -161,7 +161,7 @@ SDL_Texture* Image::SetTexture(SDL_Texture* ptr) {
 	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 << "Failed to record metadata for a newly set image";
 		msg << "; " << SDL_GetError();
 		throw(std::runtime_error(msg.str()));
 	}

common/graphics/image.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

common/graphics/makefile

@@ -1,5 +1,5 @@
 #config
-INCLUDES+=.
+INCLUDES+=. ../utilities
 LIBS+=
 CXXFLAGS+=-std=c++11 $(addprefix -I,$(INCLUDES))
 

common/graphics/render_text_texture.cpp

@@ -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.
+*/
+#include "render_text_texture.hpp"
+
+#include <stdexcept>
+
+SDL_Texture* renderTextTexture(SDL_Renderer* renderer, TTF_Font* font, SDL_Color color, std::string str) {
+	//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;
+}

common/graphics/render_text_texture.hpp

@@ -0,0 +1,29 @@
+/* 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*, SDL_Color color, std::string);

common/graphics/sprite_sheet.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

common/graphics/sprite_sheet.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

common/graphics/text_box.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
@@ -31,15 +31,18 @@ TextBox::~TextBox() {
 	//
 }
 
-void TextBox::DrawTo(SDL_Renderer* renderer, int posX, int posY, int pointSize) {
+void TextBox::DrawTo(SDL_Renderer* renderer) {
+	int renderY = posY;
 	for (std::list<TextLine>::iterator it = lineList.begin(); it != lineList.end(); it++) {
-		it->DrawTo(renderer, posX, posY);
-		posY += pointSize;
+		it->SetX(posX);
+		it->SetY(renderY);
+		it->DrawTo(renderer);
+		renderY += it->GetPointHeight();
 	}
 }
 
-void TextBox::PushLine(SDL_Renderer* renderer, TTF_Font* font, std::string str, SDL_Color color) {
-	lineList.emplace_front(renderer, font, str, color);
+void TextBox::PushLine(SDL_Renderer* renderer, TTF_Font* font, SDL_Color color, std::string str) {
+	lineList.emplace_back(renderer, font, color, str, 0, 0);
 }
 
 void TextBox::PopLine(int num) {
@@ -47,10 +50,26 @@ void TextBox::PopLine(int num) {
 	num < lineList.size() ? num : lineList.size();
 
 	for (int i = 0; i < num; ++i) {
-		lineList.pop_back();
+		lineList.pop_front();
 	}
 }
 
 void TextBox::ClearLines() {
 	lineList.clear();
 }
+
+int TextBox::SetX(int i) {
+	return posX = i;
+}
+
+int TextBox::SetY(int i) {
+	return posY = i;
+}
+
+int TextBox::GetX() const {
+	return posX;
+}
+
+int TextBox::GetY() const {
+	return posY;
+}

common/graphics/text_box.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
@@ -34,12 +34,18 @@ public:
 	TextBox();
 	~TextBox();
 
-	void DrawTo(SDL_Renderer*, int posX, int posY, int pointSize);
+	void DrawTo(SDL_Renderer*);
 
-	void PushLine(SDL_Renderer*, TTF_Font*, std::string, SDL_Color color);
+	void PushLine(SDL_Renderer*, TTF_Font*, SDL_Color color, std::string);
 	void PopLine(int num = 1);
 	void ClearLines();
 
+	int SetX(int i);
+	int SetY(int i);
+	int GetX() const;
+	int GetY() const;
+
 private:
 	std::list<TextLine> lineList;
+	int posX = 0, posY = 0;
 };

common/graphics/text_field.cpp

@@ -0,0 +1,109 @@
+/* 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_field.hpp"
+
+#include "render_text_texture.hpp"
+
+TextField::TextField() {
+	//
+}
+
+TextField::~TextField() {
+	SDL_DestroyTexture(texture);
+}
+
+void TextField::DrawTo(SDL_Renderer* renderer) {
+	if (!texture) {
+		return;
+	}
+	SDL_Rect dclip = {posX, posY, 0, 0};
+	SDL_QueryTexture(texture, nullptr, nullptr, &dclip.w, &dclip.h);
+	SDL_RenderCopy(renderer, texture, nullptr, &dclip);
+}
+
+std::string TextField::PushText(SDL_Renderer* renderer, TTF_Font* font, SDL_Color color, std::string s) {
+	text += s;
+	return SetText(renderer, font, color, text);
+}
+
+std::string TextField::SetText(SDL_Renderer* renderer, TTF_Font* font, SDL_Color color, std::string s) {
+	text = s;
+	SDL_DestroyTexture(texture);
+	if (text.size()) {
+		texture = renderTextTexture(renderer, font, color, text);
+	}
+	else {
+		texture = nullptr;
+	}
+	return text;
+}
+
+std::string TextField::PopChars(SDL_Renderer* renderer, TTF_Font* font, SDL_Color color, int i) {
+	if (text.size() > 0) {
+		text.erase(text.size() - i);
+	}
+	return SetText(renderer, font, color, text);
+}
+
+std::string TextField::GetText() {
+	return text;
+}
+
+bool TextField::MouseButtonDown(SDL_MouseButtonEvent const& event) {
+	BoundingBox cursorBox = {event.x, event.y, 0, 0};
+	BoundingBox fieldBox = bounds;
+	fieldBox.x += posX;
+	fieldBox.y += posY;
+	return focus = fieldBox.CheckOverlap(cursorBox);
+}
+
+BoundingBox TextField::SetBounds(BoundingBox b) {
+	return bounds = b;
+}
+
+BoundingBox TextField::GetBounds() {
+	return bounds;
+}
+
+bool TextField::SetFocus(bool b) {
+	return focus = b;
+}
+
+bool TextField::GetFocus() {
+	return focus;
+}
+
+int TextField::SetX(int i) {
+	return posX = i;
+}
+
+int TextField::SetY(int i) {
+	return posY = i;
+}
+
+int TextField::GetX() const {
+	return posX;
+}
+
+int TextField::GetY() const {
+	return posY;
+}

common/graphics/text_field.hpp

@@ -0,0 +1,65 @@
+/* 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 "bounding_box.hpp"
+
+#include "SDL2/SDL.h"
+#include "SDL2/SDL_ttf.h"
+
+#include <string>
+
+class TextField {
+public:
+	TextField();
+	~TextField();
+
+	void DrawTo(SDL_Renderer*);
+
+	//input
+	std::string PushText(SDL_Renderer*, TTF_Font*, SDL_Color color, std::string);
+	std::string SetText(SDL_Renderer*, TTF_Font*, SDL_Color color, std::string);
+	std::string PopChars(SDL_Renderer*, TTF_Font*, SDL_Color color, int i);
+
+	std::string GetText();
+
+	bool MouseButtonDown(SDL_MouseButtonEvent const& event);
+
+	BoundingBox SetBounds(BoundingBox b);
+	BoundingBox GetBounds();
+
+	bool SetFocus(bool b);
+	bool GetFocus();
+
+	//accessors & mutators
+	int SetX(int i);
+	int SetY(int i);
+	int GetX() const;
+	int GetY() const;
+
+private:
+	SDL_Texture* texture = nullptr;
+	std::string text;
+	BoundingBox bounds;
+	bool focus = false;
+	int posX = 0, posY = 0;
+};

common/graphics/text_line.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
@@ -21,50 +21,58 @@
 */
 #include "text_line.hpp"
 
+#include "render_text_texture.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(SDL_Renderer* renderer, TTF_Font* font, SDL_Color color, std::string str, int x, int y) {
+	SetText(renderer, font, color, str);
+	posX = x;
+	posY = y;
+}
+
 TextLine::~TextLine() {
 	ClearText();
 }
 
-void TextLine::DrawTo(SDL_Renderer* renderer, int posX, int posY) {
+void TextLine::DrawTo(SDL_Renderer* renderer) {
 	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) {
+void TextLine::SetText(SDL_Renderer* renderer, TTF_Font* font, SDL_Color color, std::string str) {
 	//just use the above global function
 	SDL_DestroyTexture(texture);
-	texture = renderTextTexture(renderer, font, str, color);
+	texture = renderTextTexture(renderer, font, color, str);
+	pointHeight = TTF_FontHeight(font);
 }
 
 void TextLine::ClearText() {
 	SDL_DestroyTexture(texture);
+	pointHeight = 0;
+}
+
+int TextLine::SetX(int i) {
+	return posX = i;
+}
+
+int TextLine::SetY(int i) {
+	return posY = i;
+}
+
+int TextLine::GetX() const {
+	return posX;
+}
+
+int TextLine::GetY() const {
+	return posY;
+}
+
+int TextLine::GetPointHeight() {
+	return pointHeight;
 }

common/graphics/text_line.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
@@ -26,20 +26,28 @@
 
 #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); }
+	TextLine(SDL_Renderer*, TTF_Font*, SDL_Color, std::string, int x, int y);
 	virtual ~TextLine();
 
-	void DrawTo(SDL_Renderer*, int posX, int posY);
+	void DrawTo(SDL_Renderer*);
 
-	void SetText(SDL_Renderer*, TTF_Font*, std::string, SDL_Color color);
+	void SetText(SDL_Renderer*, TTF_Font*, SDL_Color, std::string);
 	void ClearText();
 
+	//accessors & mutators
+	int SetX(int i);
+	int SetY(int i);
+	int GetX() const;
+	int GetY() const;
+
+	//utility
+	int GetPointHeight();
+
 protected:
 	SDL_Texture* texture = nullptr;
+	int posX = 0, posY = 0;
+	int pointHeight = 0; //internal use for TextBox
 };

common/map/region.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
@@ -48,7 +48,7 @@ Region::type_t Region::SetTile(int x, int y, int z, type_t v) {
 	return tiles[x][y][z] = v;
 }
 
-Region::type_t Region::GetTile(int x, int y, int z) {
+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"));
 	}

common/map/region.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
@@ -41,7 +41,7 @@ public:
 	~Region() = default;
 
 	type_t SetTile(int x, int y, int z, type_t v);
-	type_t GetTile(int x, int y, int z);
+	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;

common/map/region_api.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

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

common/map/region_pager_api.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

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

common/map/region_pager_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
@@ -33,6 +33,7 @@ Region::type_t RegionPagerBase::SetTile(int x, int y, int z, Region::type_t v) {
 	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);

common/map/region_pager_base.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

common/map/region_pager_lua.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

common/map/region_pager_lua.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

common/map/tile_sheet.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

common/map/tile_sheet.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

common/network/packet_types/barrier_packet.cpp

@@ -0,0 +1,72 @@
+/* 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 "barrier_packet.hpp"
+
+#include "serial_utility.hpp"
+
+void serializeBarrier(void* buffer, BarrierPacket* packet) {
+	serialCopy(&buffer, &packet->type, sizeof(SerialPacketType));
+
+	//identify the barrier
+	serialCopy(&buffer, &packet->barrierIndex, sizeof(int));
+
+	//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));
+
+	//graphical data
+	serialCopy(&buffer, packet->status, sizeof(int) * 8);
+}
+
+void deserializeBarrier(void* buffer, BarrierPacket* packet) {
+	deserialCopy(&buffer, &packet->type, sizeof(SerialPacketType));
+
+	//identify the barrier
+	deserialCopy(&buffer, &packet->barrierIndex, sizeof(int));
+
+	//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));
+
+	//graphical data
+	deserialCopy(&buffer, packet->status, sizeof(int) * 8);
+}

common/network/packet_types/barrier_packet.hpp

@@ -0,0 +1,44 @@
+/* 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 BarrierPacket : SerialPacketBase {
+	//identify the barrier
+	int barrierIndex;
+	BoundingBox bounds;
+
+	//location
+	int roomIndex;
+	Vector2 origin;
+	Vector2 motion;
+
+	//graphical data: 0 blank, 1 green, 2 red
+	int status[8];
+};
+
+void serializeBarrier(void* buffer, BarrierPacket* packet);
+void deserializeBarrier(void* buffer, BarrierPacket* packet);

common/network/packet_types/character_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

common/network/packet_types/character_packet.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

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

common/network/packet_types/client_packet.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

common/network/packet_types/creature_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

common/network/packet_types/creature_packet.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

common/network/packet_types/region_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

common/network/packet_types/region_packet.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

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

common/network/packet_types/serial_packet_base.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

common/network/packet_types/server_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

common/network/packet_types/server_packet.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

common/network/packet_types/text_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

common/network/packet_types/text_packet.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

common/network/serial_packet.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
@@ -22,6 +22,7 @@
 #pragma once
 
 #include "serial_packet_base.hpp"
+#include "barrier_packet.hpp"
 #include "character_packet.hpp"
 #include "client_packet.hpp"
 #include "creature_packet.hpp"
@@ -33,15 +34,16 @@
 typedef SerialPacketBase SerialPacket;
 
 //DOCS: NETWORK_VERSION is used to discern compatible servers and clients
-constexpr int NETWORK_VERSION = 20160321;
+constexpr int NETWORK_VERSION = 20160825;
 
 union MaxPacket {
-	CharacterPacket a;
-	ClientPacket b;
-	CreaturePacket c;
-	RegionPacket d;
-	ServerPacket e;
-	TextPacket f;
+	BarrierPacket a;
+	CharacterPacket b;
+	ClientPacket c;
+	CreaturePacket d;
+	RegionPacket e;
+	ServerPacket f;
+	TextPacket g;
 };
 
 constexpr int MAX_PACKET_SIZE = sizeof(MaxPacket);

common/network/serial_packet_type.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
@@ -165,9 +165,31 @@ enum class SerialPacketType {
 
 	FORMAT_END_TEXT = 699,
 
+	//-------------------------
+	//BarrierPacket
+	//  barrier index,
+	//  bounds,
+	//  roomIndex, origin, motion
+	//  status
+	//-------------------------
+
+	FORMAT_BARRIER = 700,
+
+	BARRIER_UPDATE = 701,
+
+	BARRIER_CREATE = 702,
+	BARRIER_UNLOAD = 703,
+
+	QUERY_BARRIER_EXISTS = 704,
+
+	BARRIER_ENTRY = 705,
+	BARRIER_EXIT = 706,
+
+	FORMAT_END_BARRIER = 799,
+
 	//-------------------------
 	//not used
 	//-------------------------
 
-	LAST = 700
+	LAST = 800
 };

common/network/serial_utility.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
@@ -22,6 +22,7 @@
 #include "serial_utility.hpp"
 
 //packet types
+#include "barrier_packet.hpp"
 #include "character_packet.hpp"
 #include "client_packet.hpp"
 #include "creature_packet.hpp"
@@ -72,6 +73,10 @@ void serializePacket(void* buffer, SerialPacketBase* packet) {
 	if (BOUNDS(packet->type, SerialPacketType::FORMAT_TEXT, SerialPacketType::FORMAT_END_TEXT)) {
 		serializeText(buffer, static_cast<TextPacket*>(packet));
 	}
+
+	if (BOUNDS(packet->type, SerialPacketType::FORMAT_BARRIER, SerialPacketType::FORMAT_END_BARRIER)) {
+		serializeBarrier(buffer, static_cast<BarrierPacket*>(packet));
+	}
 }
 
 void deserializePacket(void* buffer, SerialPacketBase* packet) {
@@ -102,4 +107,8 @@ void deserializePacket(void* buffer, SerialPacketBase* packet) {
 	if (BOUNDS(type, SerialPacketType::FORMAT_TEXT, SerialPacketType::FORMAT_END_TEXT)) {
 		deserializeText(buffer, static_cast<TextPacket*>(packet));
 	}
+
+		if (BOUNDS(type, SerialPacketType::FORMAT_BARRIER, SerialPacketType::FORMAT_END_BARRIER)) {
+		deserializeBarrier(buffer, static_cast<BarrierPacket*>(packet));
+	}
 }