37     void setKnownSingleComponent(uint8_t alpha) {  in setKnownSingleComponent()
38         fColor = GrColorPackRGBA(alpha, alpha, alpha, alpha);  in setKnownSingleComponent()
116     void mulByKnownSingleComponent(uint8_t alpha) {  in mulByKnownSingleComponent()  argument
118         if (this->hasZeroAlpha() || 0 == alpha) {  in mulByKnownSingleComponent()
121             if (alpha != 255) {  in mulByKnownSingleComponent()
123                 fColor = GrColorPackRGBA(SkMulDiv255Round(GrColorUnpackR(fColor), alpha),  in mulByKnownSingleComponent()
124                                          SkMulDiv255Round(GrColorUnpackG(fColor), alpha),  in mulByKnownSingleComponent()
125                                          SkMulDiv255Round(GrColorUnpackB(fColor), alpha),  in mulByKnownSingleComponent()
126                                          SkMulDiv255Round(GrColorUnpackA(fColor), alpha));  in mulByKnownSingleComponent()
182     void mulAlphaByKnownSingleComponent(uint8_t alpha) {  in mulAlphaByKnownSingleComponent()  argument
184         if (0 == alpha || this->hasZeroAlpha()) {  in mulAlphaByKnownSingleComponent()
189                 a = SkMulDiv255Round(alpha, a);  in mulAlphaByKnownSingleComponent()
259     static bool GetAlphaAndCheckSingleChannel(GrColor color, uint32_t* alpha) {  in GetAlphaAndCheckSingleChannel()  argument
260         *alpha = GrColorUnpackA(color);  in GetAlphaAndCheckSingleChannel()
261         return *alpha == GrColorUnpackR(color) && *alpha == GrColorUnpackG(color) &&  in GetAlphaAndCheckSingleChannel()
262                *alpha == GrColorUnpackB(color);  in GetAlphaAndCheckSingleChannel()