work on renderer

include/utils/Renderer/RendererImpl/RendererOpenGL/RendererOpenGL.h

@@ -1,5 +1,7 @@
-#ifndef RENDERER_OPENGL
+
 #define RENDERER_OPENGL
+#ifdef RENDERER_OPENGL
+#undef RENDERER_OPENGL
 
 #include "pch.hpp"
 
@@ -11,6 +13,12 @@
 
 namespace Archimedes {
 
+    class VertexArrayOpenGL : public VertexArray {};
+
+    class IndexArrayOpenGL : public IndexArray {};
+
+    class ShaderOpenGL : public Shader {};
+
     class RendererOpenGL : public Renderer {
     
         public:
@@ -19,19 +27,30 @@ namespace Archimedes {
             RendererOpenGL() {};
             ~RendererOpenGL() {};
 
-            bool init() { 
+            bool init() override { 
                 return glewInit() == GLEW_OK;
             };
 
-            void render(std::list<std::function<void()>> cmdList, int& w, int& h) {
+            void render() override {
 
                 glViewport(0, 0, w, h);
-                glClearColor(0.2, 0.2, 0.4, 1);
+                glClearColor(clearColor.r, clearColor.g, clearColor.b, clearColor.a);
                 glClear(GL_COLOR_BUFFER_BIT);
 
             }
 
-            void draw() {}
+            void draw(const VertexArray& va, const IndexArray& ia, const Shader& shader) override {
+                
+                glUseProgram(shader.id);
+
+                glBindVertexArray(va.id);
+
+                glDrawElements(GL_TRIANGLES, va.count, GL_UNSIGNED_INT, 0);
+                
+                glBindVertexArray(0);
+            }
+            
+            RendererOpenGL* getRendererImpl() override { return this; }
     };
 }