Character bounds are stored in the server database

This allows for customization of bounding boxes, as well as highlighting
aspects needed when adding new fields to the characters.

server/characters/character_manager.cpp

@@ -23,6 +23,8 @@
 
 #include "sqlite3.h"
 
+#include "character_defines.hpp"
+
 #include <algorithm>
 #include <stdexcept>
 
@@ -30,10 +32,45 @@
 //Define the queries
 //-------------------------
 
-static const char* CREATE_CHARACTER = "INSERT INTO Characters (owner, handle, avatar) VALUES (?, ?, ?);";
-static const char* LOAD_CHARACTER = "SELECT * FROM Characters WHERE handle = ?;";
-static const char* SAVE_CHARACTER = "UPDATE OR FAIL Characters SET roomIndex = ?2, originX = ?3, originY = ?4 WHERE uid = ?1;";
+//NOTE: Programmer set variables are NOT zero-indexed
+//NOTE: SQLite3 returned variables (i.e. loading) ARE zero-indexed
+
+static const char* CREATE_CHARACTER = "INSERT INTO Characters ("
+	"owner, "
+	"handle, "
+	"avatar, "
+	"boundsX, "
+	"boundsY, "
+	"boundsW, "
+	"boundsH"
+	") VALUES (?1, ?2, ?3, ?4, ?5, ?6, ?7);";
+
+static const char* LOAD_CHARACTER = "SELECT "
+	"uid, "
+	"owner, "
+	"handle, "
+	"avatar, "
+	"roomIndex, "
+	"originX, "
+	"originY, "
+	"boundsX, "
+	"boundsY, "
+	"boundsW, "
+	"boundsH "
+	"FROM Characters WHERE handle = ?;";
+
+static const char* SAVE_CHARACTER = "UPDATE OR FAIL Characters SET "
+	"roomIndex = ?2, "
+	"originX = ?3, "
+	"originY = ?4, "
+	"boundsX = ?5, "
+	"boundsY = ?6, "
+	"boundsW = ?7, "
+	"boundsH = ?8 "
+	"WHERE uid = ?1;";
+
 static const char* DELETE_CHARACTER = "DELETE FROM Characters WHERE uid = ?;";
+
 static const char* COUNT_CHARACTER_RECORDS = "SELECT COUNT(*) FROM Characters;";
 
 //-------------------------
@@ -55,6 +92,10 @@ int CharacterManager::Create(int owner, std::string handle, std::string avatar)
 	ret |= sqlite3_bind_int(statement, 1, owner);
 	ret |= sqlite3_bind_text(statement, 2, handle.c_str(), handle.size() + 1, SQLITE_STATIC);
 	ret |= sqlite3_bind_text(statement, 3, avatar.c_str(), avatar.size() + 1, SQLITE_STATIC);
+	ret |= sqlite3_bind_int(statement, 4, CHARACTER_BOUNDS_X);
+	ret |= sqlite3_bind_int(statement, 5, CHARACTER_BOUNDS_Y);
+	ret |= sqlite3_bind_int(statement, 6, CHARACTER_BOUNDS_WIDTH);
+	ret |= sqlite3_bind_int(statement, 7, CHARACTER_BOUNDS_HEIGHT);
 
 	//check for binding errors
 	if (ret) {
@@ -121,9 +162,14 @@ int CharacterManager::Load(int owner, std::string handle, std::string avatar) {
 		//Don't cache the birth
 
 		//world origin
-		newChar.roomIndex = sqlite3_column_int(statement, 5);
-		newChar.origin.x = (double)sqlite3_column_int(statement, 6);
-		newChar.origin.y = (double)sqlite3_column_int(statement, 7);
+		newChar.roomIndex = sqlite3_column_int(statement, 4);
+		newChar.origin.x = (double)sqlite3_column_int(statement, 5);
+		newChar.origin.y = (double)sqlite3_column_int(statement, 6);
+		//bounds
+		newChar.bounds.x = (int)sqlite3_column_int(statement, 7);
+		newChar.bounds.y = (int)sqlite3_column_int(statement, 8);
+		newChar.bounds.w = (int)sqlite3_column_int(statement, 9);
+		newChar.bounds.h = (int)sqlite3_column_int(statement, 10);
 
 		//gameplay components: equipment, items, buffs, debuffs...
 
@@ -165,6 +211,10 @@ int CharacterManager::Save(int uid) {
 	ret |= sqlite3_bind_int(statement, 2, character.roomIndex) != SQLITE_OK;
 	ret |= sqlite3_bind_int(statement, 3, (int)character.origin.x) != SQLITE_OK;
 	ret |= sqlite3_bind_int(statement, 4, (int)character.origin.y) != SQLITE_OK;
+	ret |= sqlite3_bind_int(statement, 5, character.bounds.x) != SQLITE_OK;
+	ret |= sqlite3_bind_int(statement, 6, character.bounds.y) != SQLITE_OK;
+	ret |= sqlite3_bind_int(statement, 7, character.bounds.w) != SQLITE_OK;
+	ret |= sqlite3_bind_int(statement, 8, character.bounds.h) != SQLITE_OK;
 
 	//gameplay components: equipment, items, buffs, debuffs...
 

server/entities/entity.cpp

@@ -33,6 +33,10 @@ Vector2 Entity::SetMotion(Vector2 v) {
 	return motion = v;
 }
 
+BoundingBox Entity::SetBounds(BoundingBox b) {
+	return bounds = b;
+}
+
 int Entity::GetRoomIndex() const {
 	return roomIndex;
 }
@@ -43,4 +47,8 @@ Vector2 Entity::GetOrigin() const {
 
 Vector2 Entity::GetMotion() const {
 	return motion;
+}
+
+BoundingBox Entity::GetBounds() const {
+	return bounds;
 }

server/entities/entity.hpp

@@ -22,6 +22,7 @@
 #ifndef ENTITY_HPP_
 #define ENTITY_HPP_
 
+#include "bounding_box.hpp"
 #include "vector2.hpp"
 
 //The base class for all objects in the world
@@ -31,10 +32,12 @@ public:
 	int SetRoomIndex(int i);
 	Vector2 SetOrigin(Vector2 v);
 	Vector2 SetMotion(Vector2 v);
+	BoundingBox SetBounds(BoundingBox b);
 
 	int GetRoomIndex() const;
 	Vector2 GetOrigin() const;
 	Vector2 GetMotion() const;
+	BoundingBox GetBounds() const;
 
 protected:
 	Entity() = default;
@@ -43,6 +46,7 @@ protected:
 	int roomIndex = -1;
 	Vector2 origin;
 	Vector2 motion;
+	BoundingBox bounds;
 };
 
 #endif

server/entities/entity_api.cpp

@@ -42,6 +42,17 @@ static int setMotion(lua_State* L) {
 	return 0;
 }
 
+static int setBounds(lua_State* L) {
+	Entity* entity = static_cast<Entity*>(lua_touserdata(L, 1));
+	entity->SetBounds({
+		lua_tointeger(L, 2),
+		lua_tointeger(L, 3),
+		lua_tointeger(L, 4),
+		lua_tointeger(L, 5)
+	});
+	return 0;
+}
+
 static int getRoomIndex(lua_State* L) {
 	Entity* entity = static_cast<Entity*>(lua_touserdata(L, 1));
 	lua_pushinteger(L, entity->GetRoomIndex());
@@ -62,13 +73,24 @@ static int getMotion(lua_State* L) {
 	return 2;
 }
 
+static int getBounds(lua_State* L) {
+	Entity* entity = static_cast<Entity*>(lua_touserdata(L, 1));
+	lua_pushinteger(L, entity->GetBounds().x);
+	lua_pushinteger(L, entity->GetBounds().y);
+	lua_pushinteger(L, entity->GetBounds().w);
+	lua_pushinteger(L, entity->GetBounds().h);
+	return 4;
+}
+
 static const luaL_Reg entityLib[] = {
 	{"SetRoomIndex", setRoomIndex},
 	{"SetOrigin", setOrigin},
 	{"SetMotion", setMotion},
+	{"SetBounds", setBounds},
 	{"GetRoomIndex", getRoomIndex},
 	{"GetOrigin", getOrigin},
 	{"GetMotion", getMotion},
+	{"GetBounds", getBounds},
 	{nullptr, nullptr}
 };
 

server/server_utilities/server_utilities.cpp

@@ -148,4 +148,5 @@ void copyCharacterToPacket(CharacterPacket* const packet, int characterIndex) {
 	packet->roomIndex = characterData->GetRoomIndex();
 	packet->origin = characterData->GetOrigin();
 	packet->motion = characterData->GetMotion();
+	packet->bounds = characterData->GetBounds();
 }