Lines Matching refs:contrast
54 // The primary filter is blur, for which contrast makes no sense,
116 static const SkMaskGamma& cached_mask_gamma(SkScalar contrast, SkScalar paintGamma,
119 if (0 == contrast && SK_Scalar1 == paintGamma && SK_Scalar1 == deviceGamma) {
125 if (gContrast != contrast || gPaintGamma != paintGamma || gDeviceGamma != deviceGamma) {
127 gMaskGamma = new SkMaskGamma(contrast, paintGamma, deviceGamma);
128 gContrast = contrast;
149 size_t SkScalerContext::GetGammaLUTSize(SkScalar contrast, SkScalar paintGamma,
152 const SkMaskGamma& maskGamma = cached_mask_gamma(contrast,
162 bool SkScalerContext::GetGammaLUTData(SkScalar contrast, SkScalar paintGamma, SkScalar deviceGamma,
165 const SkMaskGamma& maskGamma = cached_mask_gamma(contrast,
328 // Coefficients determined by a gausian where 5 samples = 3 std deviations (0x110 'contrast').
334 // TODO: calculate these at runtime so parameters can be adjusted (esp contrast).