GameObjects

Began to add GameObjects, starting with the player.

ResourceManager.h

@@ -0,0 +1,33 @@
+#pragma once
+
+#include <map>
+#include <string>
+
+#include <glad/glad.h>
+
+#include "Shader.h"
+#include "LevelMap.h"
+
+class ResourceManager
+{
+public:
+    // resource storage
+    static std::map<std::string, Shader>    shaders;
+    static std::map<std::string, LevelMap> levelMaps;
+    // loads (and generates) a shader program from file loading vertex, fragment (and geometry) shader's source code. If gShaderFile is not nullptr, it also loads a geometry shader
+    static Shader LoadShader(const char* vShaderFile, const char* fShaderFile, const char* gShaderFile, std::string name);
+    // retrieves a stored sader
+    static Shader GetShader(std::string name);
+    // properly de-allocates all loaded resources
+    static void Clear();
+
+    static LevelMap LoadLevelMap(const char* filePath, std::string name);
+private:
+    // private constructor, that is we do not want any actual resource manager objects. Its members and functions should be publicly available (static).
+    ResourceManager() { }
+    // loads and generates a shader from file
+    static Shader LoadShaderFromFile(const char* vShaderFile, const char* fShaderFile, const char* gShaderFile = nullptr);
+
+    static LevelMap LoadLevelMapFromFile(const char* filePath);
+};
+