webgl: share texture with other program/shader
问题 i have two shaders that use different vertexarrays and different uniform values but they use the same texture (spritesheet/atlas). is it possible for them to share the same texture (without causing the texture to be sent to the gpu twice)? background: My game has some serious performance issues on my laptop and they seem to be gpu related. My current implementation uses two canvases, one for my background and one for my foreground. they then get composed for the final image (draw onto 3rd