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Use all four channels in the mask texture. #317

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merged 1 commit into from May 7, 2020
Merged

Use all four channels in the mask texture. #317

merged 1 commit into from May 7, 2020

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@pcwalton
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pcwalton commented May 5, 2020

Each bundle of four pixels on a scanline is packed into the RGBA channels of
the mask texture. The area LUT is also expanded to be RGBA so that four pixels'
worth of areas can be looked up at once.

Nice improvement on paris-30k from MPVG.

Closes #262.
@pcwalton
Use all four channels in the mask texture.
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478008d 
Each bundle of four pixels on a scanline is packed into the RGBA channels of
the mask texture. The area LUT is also expanded to be RGBA so that four pixels'
worth of areas can be looked up at once.

Nice improvement on `paris-30k` from MPVG.

Closes #262.
@pcwalton pcwalton merged commit cfc1d44 into servo:master May 7, 2020
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Make the mask texture RGBA16F instead of R16F
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