Add base structure for openGL playground

include/opengl-playground/mainwindow.hpp

@@ -0,0 +1,16 @@
+#ifndef MAINWINDOW_H
+#define MAINWINDOW_H
+
+
+class MainWindow
+{
+	public:
+		MainWindow();
+		virtual ~MainWindow() = default;
+		void virtual show() = 0;
+		void virtual activateGlContext() = 0;
+		void virtual swapBuffer();
+
+};
+
+#endif // MAINWINDOW_H

include/opengl-playground/openglshader.hpp

@@ -0,0 +1,23 @@
+#ifndef OPENGL_SHADER_H
+#define OPENGL_SHADER_H
+
+#include <string>
+#include <epoxy/gl.h>
+
+class OpenGlShaderProgram
+{
+	public:
+		OpenGlShaderProgram(std::string vertex_file, std::string geometry_file, std::string fragment_file);
+		~OpenGlShaderProgram();
+		int compile();
+		void unload();
+		int use();
+	private:
+		bool compiled;
+		GLuint shader_program;
+		std::string vertex_file;
+		std::string geometry_file;
+		std::string fragment_file;
+};
+
+#endif // OPENGL_SHADER_H

include/opengl-playground/sdlmainwindow.hpp

@@ -0,0 +1,23 @@
+#ifndef SDL_MAINWINDOW_H
+#define SDL_MAINWINDOW_H
+
+#include <opengl-playground/mainwindow.hpp>
+#include <SDL2/SDL.h>
+
+class SdlMainWindow : public MainWindow
+{
+	public:
+		SdlMainWindow(int height, int width);
+		~SdlMainWindow();
+		void show();
+		void swapBuffer();
+		void activateGlContext();
+	private:
+		SDL_Window *window;
+		SDL_GLContext context;
+		int width;
+		int height;
+
+};
+
+#endif // SDL_MAINWINDOW_H