7
votes
1answer
392 views

GL ES: Fragment shader optimization

Summary: I get FPS slowdown as soon as I try to tint the sprites (i.e: multiply texture with color in the fragment shader) Details: Hardware: iPod touch 4 I am drawing 700 sprites on the screen ...
6
votes
1answer
579 views

Android game loop's effect on cpu/battery usage - unexpected results

I will try to keep this question as concise and as readable as I can. I recently came across an odd problem with my Android game that I'm developing. It's an openGL ES 2.0 game and initially I was ...
2
votes
1answer
2k views

in iOS, does CADisplayLink automatically control the app's 'timestep'?

I'm writing an iOS game that uses OpenGL ES 2.0. I have my 'OpenGLView' which contains a - (void)setupDisplayLink { CADisplayLink* displayLink = [CADisplayLink displayLinkWithTarget:self ...