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Tag: glsl

Can’t write to GL_RGBA32UI FBO texture on OpenGL ES

I have two GL_RGBA32UI FBO textures, which I use to store current state of particle positions/velocities per texel. The first I fill with data like this only once: Per render loop the second one is written to via a shader while the first is used as texture and the second as target. I do that by drawing a quad of