HCIPolicy 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 145 of file kis_hsv_adjustment.cpp.

Member Function Documentation

fixupChroma()

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

inline

Definition at line 158 of file kis_hsv_adjustment.cpp.

                                               {
        static const float oneThird = 1.0f / 3.0f;
 
        if (v >= oneThird) {
            c = qMin(c, 1.5f * (1.0f - v));
        } else {
            c = qMin(c, 3.0f * v);
        }
 
        return c;
    }

References v.

hasChroma()

bool HCIPolicy::hasChroma ( float v )

inline

Definition at line 147 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 HCIPolicy::valueFromRGB ( float r, float g, float b, float m, float M )

inline

Definition at line 152 of file kis_hsv_adjustment.cpp.

                                                                           {
        Q_UNUSED(m);
        Q_UNUSED(M);
        return (r + g + b) / 3.0f;
    }

writeRGB()

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

inline

Definition at line 170 of file kis_hsv_adjustment.cpp.

                                                           {
 
        static const float oneThird = 1.0f / 3.0f;
 
        const float m = v - oneThird * (c + x);
        const float M = c + m;
 
        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