Function GetColorDifference

code/PostProcessing/ProcessHelper.h:250–253

------------------------------------------------------------------------------- Little helper function to calculate the quadratic difference * of two colors. * @param pColor1 First color * @param pColor2 second color * @return Quadratic color difference */

 * @param pColor2 second color
 * @return Quadratic color difference */
inline ai_real GetColorDifference(const aiColor4D &pColor1, const aiColor4D &pColor2) {
    const aiColor4D c(pColor1.r - pColor2.r, pColor1.g - pColor2.g, pColor1.b - pColor2.b, pColor1.a - pColor2.a);
    return c.r * c.r + c.g * c.g + c.b * c.b + c.a * c.a;
}

// -------------------------------------------------------------------------------
/** @brief Extract single strings from a list of identifiers