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Fix sRGB between Linear conversion to remain Alpha unchanged

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This commit is contained in:
Wojciech Figat
2026-01-12 16:08:50 +01:00
parent 69c5d65318
commit 827ad85651
1 changed files with 2 additions and 2 deletions
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Source/Engine/Core/Math/Color.cpp
+2 -2
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@@ -198,14 +198,14 @@ Color Color::Lerp(const Color& start, const Color& end, float amount)
Color Color::LinearToSrgb(const Color& linear)
{
#define LINEAR_TO_SRGB(value) value < 0.00313067f ? value * 12.92f : Math::Pow(value, (1.0f / 2.4f)) * 1.055f - 0.055f
return Color(LINEAR_TO_SRGB(linear.R), LINEAR_TO_SRGB(linear.G), LINEAR_TO_SRGB(linear.B), LINEAR_TO_SRGB(linear.A));
return Color(LINEAR_TO_SRGB(linear.R), LINEAR_TO_SRGB(linear.G), LINEAR_TO_SRGB(linear.B), linear.A);
#undef LINEAR_TO_SRGB
}
Color Color::SrgbToLinear(const Color& srgb)
{
#define SRGB_TO_LINEAR(value) value < 0.04045f ? value / 12.92f : Math::Pow((value + 0.055f) / 1.055f, 2.4f)
return Color(SRGB_TO_LINEAR(srgb.R), SRGB_TO_LINEAR(srgb.G), SRGB_TO_LINEAR(srgb.B), SRGB_TO_LINEAR(srgb.A));
return Color(SRGB_TO_LINEAR(srgb.R), SRGB_TO_LINEAR(srgb.G), SRGB_TO_LINEAR(srgb.B), srgb.A);
#undef LINEAR_TO_SRGB
}