minor

oxygine/src/core/oxygine.cpp

@@ -342,13 +342,15 @@ namespace oxygine
 
             SDL_GL_SetAttribute(SDL_GL_ALPHA_SIZE, 0);
             SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, 0);
-            SDL_GL_SetAttribute(SDL_GL_RETAINED_BACKING, 0);
             //SDL_GL_SetAttribute(SDL_GL_ACCELERATED_VISUAL, 1);
             SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, 2);
             SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, 0);
 
             if (desc.force_gles)
+            {
                 SDL_GL_SetAttribute(SDL_GL_CONTEXT_PROFILE_MASK, SDL_GL_CONTEXT_PROFILE_ES);
+                SDL_GL_SetAttribute(SDL_GL_CONTEXT_EGL, 1);
+            }
 
             SDL_GL_SetAttribute(SDL_GL_SHARE_WITH_CURRENT_CONTEXT, 1);