Platform is OpenGL ES 1.x. I am using glGetFloatv() to get MODELVIEW matrix. This allows me to compute points, where I need to draw a shadow effect. This is very handy, as I can forget about ...
I'd like to rapidly capture "screenshots" of my OpenGL ES iPhone game and turn them into a video. I've tried the following approach (it works but degrades the game play to an unacceptable level): ...
Which is more efficient using OpenGL's transformation stack or applying the transformations by hand. I've often heard that you should minimize the number of state transitions in your graphics ...
Software occlusion culling is often expensive, especially for smaller and older devices. Is frustum culling alone adequate on systems that can optimally display 10k triangles at most? If not, are ...