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Side by Side Diff: src/core/SkXfermode.cpp

Issue 17335008: remove dst/rendertarget support for kARGB_4444_Config (Closed) Base URL: https://skia.googlecode.com/svn/trunk
Patch Set: Created 7 years, 6 months ago
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1 1
2 /* 2 /*
3 * Copyright 2006 The Android Open Source Project 3 * Copyright 2006 The Android Open Source Project
4 * 4 *
5 * Use of this source code is governed by a BSD-style license that can be 5 * Use of this source code is governed by a BSD-style license that can be
6 * found in the LICENSE file. 6 * found in the LICENSE file.
7 */ 7 */
8 8
9 9
10 #include "SkXfermode.h" 10 #include "SkXfermode.h"
(...skipping 733 matching lines...) Expand 10 before | Expand all | Expand 10 after
744 SkPMColor C = this->xferColor(src[i], dstC); 744 SkPMColor C = this->xferColor(src[i], dstC);
745 if (0xFF != a) { 745 if (0xFF != a) {
746 C = SkFourByteInterp(C, dstC, a); 746 C = SkFourByteInterp(C, dstC, a);
747 } 747 }
748 dst[i] = SkPixel32ToPixel16_ToU16(C); 748 dst[i] = SkPixel32ToPixel16_ToU16(C);
749 } 749 }
750 } 750 }
751 } 751 }
752 } 752 }
753 753
754 void SkXfermode::xfer4444(SkPMColor16* SK_RESTRICT dst,
755 const SkPMColor* SK_RESTRICT src, int count,
756 const SkAlpha* SK_RESTRICT aa) const {
757 SkASSERT(dst && src && count >= 0);
758
759 if (NULL == aa) {
760 for (int i = count - 1; i >= 0; --i) {
761 SkPMColor dstC = SkPixel4444ToPixel32(dst[i]);
762 dst[i] = SkPixel32ToPixel4444(this->xferColor(src[i], dstC));
763 }
764 } else {
765 for (int i = count - 1; i >= 0; --i) {
766 unsigned a = aa[i];
767 if (0 != a) {
768 SkPMColor dstC = SkPixel4444ToPixel32(dst[i]);
769 SkPMColor C = this->xferColor(src[i], dstC);
770 if (0xFF != a) {
771 C = SkFourByteInterp(C, dstC, a);
772 }
773 dst[i] = SkPixel32ToPixel4444(C);
774 }
775 }
776 }
777 }
778
779 void SkXfermode::xferA8(SkAlpha* SK_RESTRICT dst, 754 void SkXfermode::xferA8(SkAlpha* SK_RESTRICT dst,
780 const SkPMColor src[], int count, 755 const SkPMColor src[], int count,
781 const SkAlpha* SK_RESTRICT aa) const { 756 const SkAlpha* SK_RESTRICT aa) const {
782 SkASSERT(dst && src && count >= 0); 757 SkASSERT(dst && src && count >= 0);
783 758
784 if (NULL == aa) { 759 if (NULL == aa) {
785 for (int i = count - 1; i >= 0; --i) { 760 for (int i = count - 1; i >= 0; --i) {
786 SkPMColor res = this->xferColor(src[i], (dst[i] << SK_A32_SHIFT)); 761 SkPMColor res = this->xferColor(src[i], (dst[i] << SK_A32_SHIFT));
787 dst[i] = SkToU8(SkGetPackedA32(res)); 762 dst[i] = SkToU8(SkGetPackedA32(res));
788 } 763 }
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854 if (0xFF != a) { 829 if (0xFF != a) {
855 C = SkFourByteInterp(C, dstC, a); 830 C = SkFourByteInterp(C, dstC, a);
856 } 831 }
857 dst[i] = SkPixel32ToPixel16_ToU16(C); 832 dst[i] = SkPixel32ToPixel16_ToU16(C);
858 } 833 }
859 } 834 }
860 } 835 }
861 } 836 }
862 } 837 }
863 838
864 void SkProcXfermode::xfer4444(SkPMColor16* SK_RESTRICT dst,
865 const SkPMColor* SK_RESTRICT src, int count,
866 const SkAlpha* SK_RESTRICT aa) const {
867 SkASSERT(dst && src && count >= 0);
868
869 SkXfermodeProc proc = fProc;
870
871 if (NULL != proc) {
872 if (NULL == aa) {
873 for (int i = count - 1; i >= 0; --i) {
874 SkPMColor dstC = SkPixel4444ToPixel32(dst[i]);
875 dst[i] = SkPixel32ToPixel4444(proc(src[i], dstC));
876 }
877 } else {
878 for (int i = count - 1; i >= 0; --i) {
879 unsigned a = aa[i];
880 if (0 != a) {
881 SkPMColor dstC = SkPixel4444ToPixel32(dst[i]);
882 SkPMColor C = proc(src[i], dstC);
883 if (0xFF != a) {
884 C = SkFourByteInterp(C, dstC, a);
885 }
886 dst[i] = SkPixel32ToPixel4444(C);
887 }
888 }
889 }
890 }
891 }
892
893 void SkProcXfermode::xferA8(SkAlpha* SK_RESTRICT dst, 839 void SkProcXfermode::xferA8(SkAlpha* SK_RESTRICT dst,
894 const SkPMColor* SK_RESTRICT src, int count, 840 const SkPMColor* SK_RESTRICT src, int count,
895 const SkAlpha* SK_RESTRICT aa) const { 841 const SkAlpha* SK_RESTRICT aa) const {
896 SkASSERT(dst && src && count >= 0); 842 SkASSERT(dst && src && count >= 0);
897 843
898 SkXfermodeProc proc = fProc; 844 SkXfermodeProc proc = fProc;
899 845
900 if (NULL != proc) { 846 if (NULL != proc) {
901 if (NULL == aa) { 847 if (NULL == aa) {
902 for (int i = count - 1; i >= 0; --i) { 848 for (int i = count - 1; i >= 0; --i) {
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2022 return proc16; 1968 return proc16;
2023 } 1969 }
2024 1970
2025 SK_DEFINE_FLATTENABLE_REGISTRAR_GROUP_START(SkXfermode) 1971 SK_DEFINE_FLATTENABLE_REGISTRAR_GROUP_START(SkXfermode)
2026 SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkProcCoeffXfermode) 1972 SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkProcCoeffXfermode)
2027 SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkClearXfermode) 1973 SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkClearXfermode)
2028 SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkSrcXfermode) 1974 SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkSrcXfermode)
2029 SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkDstInXfermode) 1975 SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkDstInXfermode)
2030 SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkDstOutXfermode) 1976 SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkDstOutXfermode)
2031 SK_DEFINE_FLATTENABLE_REGISTRAR_GROUP_END 1977 SK_DEFINE_FLATTENABLE_REGISTRAR_GROUP_END
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