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LibGfx: Add Color::multiply() for component wise multiplication

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Stephan Unverwerth 2021-01-02 18:15:27 +01:00 • committed by Andreas Kling
parent 179dba652e
commit e504d4ef96
1 changed files with 9 additions and 0 deletions
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9
Userland/Libraries/LibGfx/Color.h
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@ -159,6 +159,15 @@ public:
#endif #endif
} }
Color multiply(const Color& other) const
{
return Color(
red() * other.red() / 255,
green() * other.green() / 255,
blue() * other.blue() / 255,
alpha() * other.alpha() / 255);
}
Color to_grayscale() const Color to_grayscale() const
{ {
int gray = (red() + green() + blue()) / 3; int gray = (red() + green() + blue()) / 3;