HSLPolicy Struct Reference

Public Member Functions
float	fixupChroma (float c, float v)
bool	hasChroma (float v)
float	valueFromRGB (float r, float g, float b, float m, float M)
void	writeRGB (float *r, float *g, float *b, int sextant, float x, float c, float v)

Detailed Description

Definition at line 110 of file kis_hsv_adjustment.cpp.

Member Function Documentation

fixupChroma()

float HSLPolicy::fixupChroma ( float c, float v )

inline

Definition at line 124 of file kis_hsv_adjustment.cpp.

                                               {
        if (v >= 0.5f) {
            c = qMin(c, 2.0f - 2.0f * v);
        } else {
            c = qMin(c, 2.0f * v);
        }
 
        return c;
    }

References v.

hasChroma()

bool HSLPolicy::hasChroma ( float v )

inline

Definition at line 112 of file kis_hsv_adjustment.cpp.

                                   {
        static const float EPSILON = 1e-9f;
        return v > EPSILON && v < 1.0f - EPSILON;
    }

References EPSILON, and v.

valueFromRGB()

float HSLPolicy::valueFromRGB ( float r, float g, float b, float m, float M )

inline

Definition at line 117 of file kis_hsv_adjustment.cpp.

                                                                           {
        Q_UNUSED(r);
        Q_UNUSED(g);
        Q_UNUSED(b);
        return 0.5f * (M + m);
    }

writeRGB()

void HSLPolicy::writeRGB ( float * r, float * g, float * b, int sextant, float x, float c, float v )

inline

Definition at line 134 of file kis_hsv_adjustment.cpp.

                                                           {
 
        const float M = v + 0.5f * c;
        const float m = v - 0.5f * c;
 
        writeRGBSimple(r, g, b, sextant, x, m, M);
    }

References v, and writeRGBSimple().

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The documentation for this struct was generated from the following file:

• plugins/color/colorspaceextensions/kis_hsv_adjustment.cpp