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Solving issue 2610: "Display curve node input/output values" + add a new tone curve mode (Luminance)

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This commit is contained in:
Hombrenatureh.510
2015-05-21 00:07:22 +02:00
parent 06deac5da4
commit 7c0b8e6fe1
41 changed files with 1434 additions and 239 deletions
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10
rtengine/color.h
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@@ -154,8 +154,14 @@ public:
* @return luminance value
*/
// xyz_sRGBD65 : conversion matrix from XYZ to sRGB for D65 illuminant: we use diagonal values
static float rgbLuminance(float r, float g, float b) { return r*float(xyz_sRGBd65[1][0]) + g*float(xyz_sRGBd65[1][1]) + b*float(xyz_sRGBd65[1][2]); }
static double rgbLuminance(double r, double g, double b) { return r*xyz_sRGBd65[1][0] + g*xyz_sRGBd65[1][1] + b*xyz_sRGBd65[1][2]; }
static float rgbLuminance(float r, float g, float b) {
// WArning: The sum of xyz_sRGBd65[1][] is > 1.0 (i.e. 1.0000001), so we use our own adapted values)
// 0.2126729, 0.7151521, 0.0721750
return r*0.2126729f + g*0.7151521f + b*0.0721750f;
}
static double rgbLuminance(double r, double g, double b) {
return r*0.2126729 + g*0.7151521 + b*0.0721750;
}
/**