Method Sat

src/OpenColorIO/transforms/MatrixTransform.cpp:210–245

}

void MatrixTransform::Sat(double * m44, double * offset4,
                            double sat, const double * lumaCoef3)
{
    if(!lumaCoef3) return;

    if(m44)
    {
        m44[0] = (1. - sat) * lumaCoef3[0] + sat;
        m44[1] = (1. - sat) * lumaCoef3[1];
        m44[2] = (1. - sat) * lumaCoef3[2];
        m44[3] = 0.0;

        m44[4] = (1. - sat) * lumaCoef3[0];
        m44[5] = (1. - sat) * lumaCoef3[1] + sat;
        m44[6] = (1. - sat) * lumaCoef3[2];
        m44[7] = 0.0;

        m44[8] =  (1. - sat) * lumaCoef3[0];
        m44[9] =  (1. - sat) * lumaCoef3[1];
        m44[10] = (1. - sat) * lumaCoef3[2] + sat;
        m44[11] = 0.0;

        m44[12] = 0.0;
        m44[13] = 0.0;
        m44[14] = 0.0;
        m44[15] = 1.0;
    }

    if(offset4)
    {
        offset4[0] = 0.0;
        offset4[1] = 0.0;
        offset4[2] = 0.0;
        offset4[3] = 0.0;
    }
}

void MatrixTransform::Scale(double * m44, double * offset4,
                            const double * scale4)