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Add source-atop and destination-atop

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Ricardo Matias
2020-03-25 11:37:20 +01:00
parent 3fa33a4537
commit c56b40755b
9 changed files with 63 additions and 29 deletions
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orx-fx/README.md
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@@ -32,8 +32,10 @@ Blend filters take two inputs ("source" and "destination"), they are intended to
#### Porter-Duff blends
- `SourceIn`, Porter-Duff source-in blend, intersect source and destination opacity and keep source colors
- `SourceOut`, Porter-Duff source-out blend, subtract destination from source opacity and keep source colors
- `SourceAtop`, Porter-Duff source-atop blend, uses destination opacity, layers source on top and keeps both colors
- `DestinationIn`, Porter-Duff destination-in blend, intersect source and destination opacity and keep source colors
- `DestinationOut`, Porter-Duff destination-out blend, subtract destination from source opacity and keep destination colors
- `DestinationAtop`, Porter-Duff destination-atop blend, uses source opacity, layers destination on top and keeps both colors
- `Xor`, Porter-Duff xor blend, picks colors from input with highest opacity or none with opacities are equal
#### Various blends