diff --git a/lime/app/RenderEventManager.hx b/lime/app/RenderEventManager.hx
index 6193a105f..c0f71ca2f 100644
--- a/lime/app/RenderEventManager.hx
+++ b/lime/app/RenderEventManager.hx
@@ -45,6 +45,8 @@ class RenderEventManager {
 			
 		}
 		
+		Renderer.flip ();
+		
 	}
 	
 	
diff --git a/project/src/ExternalInterface.cpp b/project/src/ExternalInterface.cpp
index cd9060139..89374a878 100644
--- a/project/src/ExternalInterface.cpp
+++ b/project/src/ExternalInterface.cpp
@@ -109,7 +109,7 @@ namespace lime {
 	
 	value lime_renderer_flip (value renderer) {
 		
-		((Renderer*)(intptr_t)renderer)->Flip ();
+		((Renderer*)(intptr_t)val_int (renderer))->Flip ();
 		return alloc_null (); 
 		
 	}
diff --git a/project/src/backend/sdl/SDLRenderer.cpp b/project/src/backend/sdl/SDLRenderer.cpp
index 80a30cf30..73f8de9b3 100644
--- a/project/src/backend/sdl/SDLRenderer.cpp
+++ b/project/src/backend/sdl/SDLRenderer.cpp
@@ -9,9 +9,19 @@ namespace lime {
 	SDLRenderer::SDLRenderer (Window* window) {
 		
 		currentWindow = window;
-		sdlRenderer = SDL_CreateRenderer (((SDLWindow*)window)->sdlWindow, -1, SDL_RENDERER_ACCELERATED);
+		sdlWindow = ((SDLWindow*)window)->sdlWindow;
 		
-		OpenGLBindings::Init ();
+		if (OpenGLBindings::Init ()) {
+			
+			SDL_GLContext context = SDL_GL_CreateContext (sdlWindow);
+			
+			if (context) {
+				
+				SDL_GL_MakeCurrent (sdlWindow, context);
+				
+			}
+			
+		}
 		
 	}
 	
@@ -25,7 +35,7 @@ namespace lime {
 	
 	void SDLRenderer::Flip () {
 		
-		SDL_RenderPresent (sdlRenderer);
+		SDL_GL_SwapWindow (sdlWindow);
 		
 	}
 	
diff --git a/project/src/backend/sdl/SDLRenderer.h b/project/src/backend/sdl/SDLRenderer.h
index 67178be8a..dbd62a48d 100644
--- a/project/src/backend/sdl/SDLRenderer.h
+++ b/project/src/backend/sdl/SDLRenderer.h
@@ -18,7 +18,7 @@ namespace lime {
 			
 			virtual void Flip ();
 			
-			SDL_Renderer* sdlRenderer;
+			SDL_Window* sdlWindow;
 		
 	};
 	
diff --git a/project/src/backend/sdl/SDLWindow.cpp b/project/src/backend/sdl/SDLWindow.cpp
index 9c96d9530..10e2ba71c 100644
--- a/project/src/backend/sdl/SDLWindow.cpp
+++ b/project/src/backend/sdl/SDLWindow.cpp
@@ -1,5 +1,4 @@
 #include "SDLWindow.h"
-#include <stdio.h>
 
 
 namespace lime {
@@ -8,7 +7,7 @@ namespace lime {
 	SDLWindow::SDLWindow (Application* application) {
 		
 		currentApplication = application;
-		sdlWindow = SDL_CreateWindow ("Test", SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED, 800, 600, 0);
+		sdlWindow = SDL_CreateWindow ("Test", SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED, 800, 600, SDL_WINDOW_OPENGL);
 		
 	}
 	
diff --git a/project/src/graphics/opengl/OpenGLBindings.cpp b/project/src/graphics/opengl/OpenGLBindings.cpp
index 86ca7b53c..c9c45c2b1 100644
--- a/project/src/graphics/opengl/OpenGLBindings.cpp
+++ b/project/src/graphics/opengl/OpenGLBindings.cpp
@@ -4,6 +4,12 @@
 #include "OpenGLBindings.h"
 #include <string>
 
+#ifdef NEED_EXTENSIONS
+#define DEFINE_EXTENSION
+#include "OpenGLExtensions.h"
+#undef DEFINE_EXTENSION
+#endif
+
 #ifdef HX_LINUX
 #include <dlfcn.h>
 #endif
@@ -41,7 +47,7 @@ namespace lime {
 
 
 	value lime_gl_version() {
-
+		
 		const char* gl_ver = (const char*)glGetString(GL_VERSION);
 		const char* gl_sl  = (const char*)glGetString(GL_SHADING_LANGUAGE_VERSION);
 		const char* gl_ren = (const char*)glGetString(GL_RENDERER);
@@ -1019,7 +1025,7 @@ namespace lime {
 
 
 	value lime_gl_create_shader(value inType) {
-
+		
 		return alloc_int(glCreateShader(val_int(inType)));
 
 	} DEFINE_PRIM(lime_gl_create_shader,1);
@@ -1825,6 +1831,7 @@ namespace lime {
 	
 	
 	bool OpenGLBindings::initialized = false;
+	void *OpenGLBindings::handle = 0;
 	
 	
 	bool OpenGLBindings::Init () {
@@ -1837,12 +1844,12 @@ namespace lime {
 			
 			#ifdef HX_LINUX
 			
-			handle = dlopen ("libGL.so.1", RTLD_NOW|RTLD_GLOBAL);
+			OpenGLBindings::handle = dlopen ("libGL.so.1", RTLD_NOW|RTLD_GLOBAL);
 			
-			if (!handle)
-				handle = dlopen ("libGL.so", RTLD_NOW|RTLD_GLOBAL);
+			if (!OpenGLBindings::handle)
+				OpenGLBindings::handle = dlopen ("libGL.so", RTLD_NOW|RTLD_GLOBAL);
 			
-			if (!handle) {
+			if (!OpenGLBindings::handle) {
 				
 				//printf ("Could not load %s (%s)\n",path, dlerror());
 				result = false;
diff --git a/project/src/graphics/opengl/OpenGLExtensions.h b/project/src/graphics/opengl/OpenGLExtensions.h
index 80250eec2..7f78a5d24 100644
--- a/project/src/graphics/opengl/OpenGLExtensions.h
+++ b/project/src/graphics/opengl/OpenGLExtensions.h
@@ -15,10 +15,10 @@
 
 #ifdef DECLARE_EXTENSION
 
-namespace lime { void *OpenGLBindings::handle; }
+//namespace lime { void *OpenGLBindings::handle = 0; }
 
 #define OGL_EXT(func,ret,args) \
-   namespace lime { ret (CALLING_CONVENTION *func)args; }
+   namespace lime { extern ret (CALLING_CONVENTION *func)args; }
 
 #elif defined(DEFINE_EXTENSION)