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rawimagesource.cc : cleanup, also speedup and bugfix for ItcWB, #5676, #5675

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This commit is contained in:
Ingo Weyrich
2020-02-28 20:18:45 +01:00
parent f7792aa936
commit 28cff72eb0
4 changed files with 783 additions and 2552 deletions
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10
rtengine/color.cc
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@@ -941,12 +941,12 @@ void Color::rgbxyz (float r, float g, float b, float &x, float &y, float &z, con
z = ((xyz_rgb[2][0] * r + xyz_rgb[2][1] * g + xyz_rgb[2][2] * b)) ;
}
void Color::rgbxyY(float r, float g, float b, float &x, float &y, float &Y, float &xx, float &yy, float &zz, const double xyz_rgb[3][3])
void Color::rgbxyY(float r, float g, float b, float &x, float &y, float &Y, const float xyz_rgb[3][3])
{
xx = ((xyz_rgb[0][0] * r + xyz_rgb[0][1] * g + xyz_rgb[0][2] * b)) ;
yy = ((xyz_rgb[1][0] * r + xyz_rgb[1][1] * g + xyz_rgb[1][2] * b)) ;
zz = ((xyz_rgb[2][0] * r + xyz_rgb[2][1] * g + xyz_rgb[2][2] * b)) ;
float som = xx + yy + zz;
const float xx = xyz_rgb[0][0] * r + xyz_rgb[0][1] * g + xyz_rgb[0][2] * b;
const float yy = xyz_rgb[1][0] * r + xyz_rgb[1][1] * g + xyz_rgb[1][2] * b;
const float zz = xyz_rgb[2][0] * r + xyz_rgb[2][1] * g + xyz_rgb[2][2] * b;
const float som = xx + yy + zz;
x = xx / som;
y = yy / som;
Y = yy / 65535.f;