Frogblast questions

Frogblast answers

• OpenGL ES iOS drawing performance a lot slower with VBOs than without
• Draw to offscreen renderbuffer in OpenGL ES (iPhone)
• Alternatives to creating an openGL texture from a captured video frame to overlay an openGL view over video? (iPhone)
• OpenGL, primitives with opacity without visible overlap
• Is iOS glGenerateMipmap synchronous, or is it possibly asynchronous?
• glFramebufferTexture2D performance
• Why does a single Vec4 multiplication slow down my ogl es 2 fragment shader so much?
• Render-to-texture and synchronization
• optimizing iPhone OpenGL ES fill rate
• GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT when trying to attach texture