Z value shader

anon38376866 · February 29, 2012, 4:31pm

I want to create a surface shader that outputs a grayscale value based on the pixel’s z value. How can I do that?

Berenger · February 29, 2012, 4:59pm

To more experiences guys : is it possible to retrieve some depth information in vertex shader with position.w * frustrumLength ?

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