Lines Matching refs:Sa
382 Sa, in CompositeOverImage() local
445 Sa=QuantumScale*GetPixelAlpha(source_image,p); in CompositeOverImage()
447 gamma=Sa+Da-Sa*Da; in CompositeOverImage()
472 ClampPixel(QuantumRange*(Sa+Da-Sa*Da)) : in CompositeOverImage()
473 ClampToQuantum(QuantumRange*(Sa+Da-Sa*Da)); in CompositeOverImage()
482 Sca=QuantumScale*Sa*Sc; in CompositeOverImage()
485 ClampPixel(gamma*QuantumRange*(Sca+Dca*(1.0-Sa))) : in CompositeOverImage()
486 ClampToQuantum(gamma*QuantumRange*(Sca+Dca*(1.0-Sa))); in CompositeOverImage()
1288 Sa, local
1393 Sa=QuantumScale*GetPixelAlpha(source_image,p);
1399 alpha=GetPixelIntensity(source_image,p)*Sa;
1428 alpha=RoundToUnity(Sa+Da-Sa*Da);
1436 alpha=Sa*Da;
1441 alpha=source_dissolve*Sa*(-canvas_dissolve*Da)+source_dissolve*Sa+
1449 alpha=Sa+Da-Sa*Da;
1454 alpha=Da*(1.0-Sa);
1460 alpha=Sa*(1.0-Da);
1466 alpha=RoundToUnity(source_dissolve*Sa+canvas_dissolve*Da);
1471 alpha=Sa+Da-2.0*Sa*Da;
1540 pixel=QuantumRange*Sa;
1585 if (fabs((double) (QuantumRange*Sa-TransparentAlpha)) < MagickEpsilon)
1592 pixel=QuantumRange*Sa;
1595 if (Sa < Da)
1600 pixel=QuantumRange*Sa;
1608 pixel=QuantumRange*Sa;
1618 pixel=QuantumRange*Sa;
1623 pixel=Sa*GetPixelIntensity(source_image,p) <
1624 Da*GetPixelIntensity(image,q) ? Sa : Da;
1629 pixel=Sa*GetPixelIntensity(source_image,p) >
1630 Da*GetPixelIntensity(image,q) ? Sa : Da;
1653 Sca=QuantumScale*Sa*Sc;
1675 pixel=QuantumRange*Sa;
1681 pixel=QuantumRange*(Sca*Da+Dca*(1.0-Sa));
1686 pixel=gamma*(source_dissolve*Sa*Sc+canvas_dissolve*Da*Dc);
1705 if (fabs((double) (QuantumRange*Sa-TransparentAlpha)) < MagickEpsilon)
1727 pixel=QuantumRange*gamma*(Sa*Da+Dca*(1.0-Sa));
1732 pixel=QuantumRange*gamma*(Dca*(1.0-Sa));
1735 pixel=QuantumRange*gamma*(Sa*Da-Sa*Da*MagickMin(1.0,(1.0-Dca/Da)*Sa/
1736 Sca)+Sca*(1.0-Da)+Dca*(1.0-Sa));
1741 if ((Sca*Da+Dca*Sa) >= Sa*Da)
1742 pixel=QuantumRange*gamma*(Sa*Da+Sca*(1.0-Da)+Dca*(1.0-Sa));
1744 pixel=QuantumRange*gamma*(Dca*Sa*Sa/(Sa-Sca)+Sca*(1.0-Da)+Dca*
1745 (1.0-Sa));
1750 if (fabs((double) (QuantumRange*Sa-TransparentAlpha)) < MagickEpsilon)
1814 if ((Sca*Da) < (Dca*Sa))
1816 pixel=QuantumRange*(Sca+Dca*(1.0-Sa));
1824 pixel=Sa*GetPixelIntensity(source_image,p) <
1830 pixel=QuantumRange*gamma*(Sca+Dca-2.0*MagickMin(Sca*Da,Dca*Sa));
1835 pixel=gamma*(source_dissolve*Sa*Sc-source_dissolve*Sa*
1844 pixel=QuantumRange*gamma*(Sca*(1.0-Da)+Dca*(1.0-Sa));
1849 pixel=QuantumRange*gamma*(Sa*Da+Sca*(1.0-Da)+Dca*(1.0-Sa));
1852 pixel=QuantumRange*gamma*(Sca*Da*Da/Dca+Sca*(1.0-Da)+Dca*(1.0-Sa));
1860 pixel=QuantumRange*gamma*(Dca*(1.0-Sa)+Sca*(1.0-Da));
1865 pixel=QuantumRange*gamma*(Da*Sa+Dca*(1.0-Sa)+Sca*(1.0-Da));
1868 pixel=QuantumRange*gamma*(Dca*Sa*Sa/Sca+Dca*(1.0-Sa)+Sca*(1.0-Da));
1873 pixel=QuantumRange*(Dca*Sa+Sca*(1.0-Da));
1884 pixel=QuantumRange*(Dca*Sa);
1889 pixel=QuantumRange*(Dca*(1.0-Sa));
1899 pixel=QuantumRange*gamma*(Sca*Da+Dca*Sa-2.0*Sca*Dca+Sca*(1.0-Da)+
1900 Dca*(1.0-Sa));
1905 if ((2.0*Sca) < Sa)
1908 Sa));
1911 pixel=QuantumRange*gamma*(Sa*Da-2.0*(Da-Dca)*(Sa-Sca)+Sca*(1.0-Da)+
1912 Dca*(1.0-Sa));
1922 if (fabs((double) (QuantumRange*Sa-TransparentAlpha)) < MagickEpsilon)
1960 pixel=QuantumRange*gamma*(Sca+Dca-Sa*Da);
1965 pixel=gamma*(Sa*Sc+Da*Dc);
1976 pixel=QuantumRange*gamma*((Sca-Sa)*Da+Sca+Dca);
1981 if ((Sca*Da) > (Dca*Sa))
1983 pixel=QuantumRange*(Sca+Dca*(1.0-Sa));
1996 pixel=Sa*GetPixelIntensity(source_image,p) >
2002 if (fabs((double) (QuantumRange*Sa-TransparentAlpha)) < MagickEpsilon)
2048 geometry_info.sigma*Sca*Da+geometry_info.xi*Dca*Sa+
2049 geometry_info.psi*Sa*Da+Sca*(1.0-Da)+Dca*(1.0-Sa));
2054 pixel=gamma*(Sa*Sc+Da*Dc-2.0*Da*Dc*Sa);
2064 pixel=gamma*(Da*Dc+Sa*Sc-2.0*Sa*Sc*Da);
2072 if (fabs((double) (QuantumRange*Sa-TransparentAlpha)) < MagickEpsilon)
2104 pixel=(Sa*Da*pixel+Sa*Sc*(1.0-Da)+Da*Dc*(1.0-Sa));
2114 pixel=(Sa*Da*pixel+Sa*Sc*(1.0-Da)+Da*Dc*(1.0-Sa));
2119 pixel=QuantumRange*gamma*(Sca*Dca+Sca*(1.0-Da)+Dca*(1.0-Sa));
2131 pixel=QuantumRange*gamma*(Sca+Dca*(1.0-Sa));
2138 pixel=QuantumRange*gamma*(2.0*Dca*Sca+Dca*(1.0-Sa)+Sca*(1.0-
2142 pixel=QuantumRange*gamma*(Da*Sa-2.0*(Sa-Sca)*(Da-Dca)+Dca*(1.0-Sa)+
2161 pixel=QuantumRange*gamma*(Dca*Dca*(Sa-2.0*Sca)/Da+Sca*(2.0*Dca+1.0-
2162 Da)+Dca*(1.0-Sa));
2173 if ((Dca*Sa) < (Da*(2.0*Sca-Sa)))
2175 pixel=QuantumRange*gamma*(Sca*(Da+1.0)-Sa*Da+Dca*(1.0-Sa));
2178 if ((Dca*Sa) > (2.0*Sca*Da))
2180 pixel=QuantumRange*gamma*(Sca*Da+Sca+Dca*(1.0-Sa));
2193 if (fabs((double) (QuantumRange*Sa-TransparentAlpha)) < MagickEpsilon)
2229 if ((2.0*Sca) < Sa)
2231 pixel=QuantumRange*gamma*(Dca*(Sa+(2.0*Sca-Sa)*(1.0-(Dca/Da)))+
2232 Sca*(1.0-Da)+Dca*(1.0-Sa));
2235 if (((2.0*Sca) > Sa) && ((4.0*Dca) <= Da))
2237 pixel=QuantumRange*gamma*(Dca*Sa+Da*(2.0*Sca-Sa)*(4.0*(Dca/Da)*
2239 Dca*(1.0-Sa));
2242 pixel=QuantumRange*gamma*(Dca*Sa+Da*(2.0*Sca-Sa)*(pow((Dca/Da),0.5)-
2243 (Dca/Da))+Sca*(1.0-Da)+Dca*(1.0-Sa));
2268 if ((fabs((double) Sa) < MagickEpsilon) ||
2269 (fabs((double) (Sca-Sa)) < MagickEpsilon))
2271 pixel=QuantumRange*gamma*(Sa*Da+Sca*(1.0-Da)+Dca*(1.0-Sa));
2274 if ((2.0*Sca) <= Sa)
2276 pixel=QuantumRange*gamma*(Sa*(Da+Sa*(Dca-Da)/(2.0*Sca))+Sca*
2277 (1.0-Da)+Dca*(1.0-Sa));
2280 pixel=QuantumRange*gamma*(Dca*Sa*Sa/(2.0*(Sa-Sca))+Sca*(1.0-Da)+Dca*
2281 (1.0-Sa));
2286 pixel=QuantumRange*(Sca*(1.0-Da)+Dca*(1.0-Sa));