glColorMask

enable and disable writing of frame buffer color components

function glColorMask(bool $red, bool $green, bool $blue, bool $alpha) : void

arguments

1. bool $red Specify whether red, green, blue, and alpha are to be written into the frame buffer. The initial values are all GL_TRUE, indicating that the color components are written.
2. bool $green
3. bool $blue
4. bool $alpha

returns

void

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