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Overdraw Calculation #10

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proof88 opened this issue Jan 10, 2022 · 0 comments
Open

Overdraw Calculation #10

proof88 opened this issue Jan 10, 2022 · 0 comments
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enhancement New feature or request

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@proof88
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proof88 commented Jan 10, 2022 •
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In this video Brian mentioned at around 1:18:00 that stencil buffer can be used after rendering a frame and reading the stencil buffer back, to find out how many times a pixel was overdrawn, so the depth complexity/overdraw can be measured with this technique well: https://www.youtube.com/watch?v=TFfkX_ahl94

https://excamera.com/articles/2/index.html
https://russellday.wordpress.com/2012/01/26/calculating-overdraw-with-the-stencil-buffer-in-opengl/
@proof88 proof88 added the enhancement New feature or request label Jan 12, 2022
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