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Deferred shading - light accumulation issue

Started by bantherewind, Nov 07 2012 12:39 PM

deferred ssao light accumulation glAccum gl_accum buffer shading glsl opengl

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#1 bantherewind Members - Reputation: 104

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Posted 07 November 2012 - 12:39 PM

Sorry, I'm new here. Posted in wrong forum, but can't delete. Post moved here:
http://www.gamedev.net/topic/634071-deferred-shading-light-accumulation-issue/

Edited by bantherewind, 07 November 2012 - 01:51 PM.

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#2 kauna Members - Reputation: 1199

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Posted 07 November 2012 - 01:54 PM

I'm not sure if I understand the problem correctly, but several points came to my mind:

- have you disabled your z-test / z-writes for the lights?
- are you drawing the lights additively to the accumulation buffer? You'll need to set source and destination blend values to GL_ONE.

Cheers!

Back to Graphics Programming and Theory

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