The Position Register allows shader programs to access the x/y position of the current pixel on the screen.
Can someone enlight me why this is specified as a 4 dimension register when you at the end only can read two defined values
What would be a nice application for this register in the PS?
Can someone enlight me why this is specified as a 4 dimension register when you at the end only can read two defined values
What would be a nice application for this register in the PS?