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LibAccelGfx: Premultiply linear gradient colors by alpha

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With this change color blending for gradients matches CPU painter.
This commit is contained in:
Aliaksandr Kalenik 2023-11-29 12:53:49 +01:00 • committed by Andreas Kling
parent be8952b89d
commit 707added91
3 changed files with 37 additions and 16 deletions
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8
Userland/Libraries/LibAccelGfx/GL.h
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@ -59,7 +59,13 @@ struct Framebuffer {
};
void set_viewport(Gfx::IntRect);
void enable_blending();
enum class BlendFactor {
One,
OneMinusSrcAlpha,
SrcAlpha,
};
void enable_blending(BlendFactor source, BlendFactor destination);
void read_pixels(Gfx::IntRect, Gfx::Bitmap&);