clean up code

MshViewer/Source/OpenGlController.cpp

@@ -1,17 +1,14 @@
-#include <gl\glew.h>
-#include <gl\glfw3.h>
-#include <Windows.h>
 #include "OpenGLController.h"
 #include "callback.h"
-
-#include <glm\gtc\matrix_transform.hpp>
 #include "shader.hpp"
 #include "Texture.h"
-#include <iostream>
+#include <Windows.h>
+#include <string>
+#include <glm\gtc\matrix_transform.hpp>
+
 
 #define VERTEX_SHADER "Shader/TextureShader.vert"
 #define FRAGMENT_SHADER "Shader/TextureShader.frag"
-#define MAX_MODEL_COUNT 1000
 
 /////////////////////////////////////////////////////////////////////////
 // public constructor/destructor
@@ -282,7 +279,7 @@ void OpenGLController::updateScene()
 
 	int instanceOffset(0);
 
-	for (int modelIndex = 0; modelIndex < vModels.size(); modelIndex++)
+	for (unsigned int modelIndex = 0; modelIndex < vModels.size(); modelIndex++)
 	{
 		// give texture to the shader
 		glTexImage2D(GL_TEXTURE_2D,