| OLD | NEW |
| 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 "SkTransparentShader.h" | 10 #include "SkTransparentShader.h" |
| (...skipping 11 matching lines...) Expand all Loading... |
| 22 | 22 |
| 23 uint32_t SkTransparentShader::getFlags() { | 23 uint32_t SkTransparentShader::getFlags() { |
| 24 uint32_t flags = this->INHERITED::getFlags(); | 24 uint32_t flags = this->INHERITED::getFlags(); |
| 25 | 25 |
| 26 switch (fDevice->colorType()) { | 26 switch (fDevice->colorType()) { |
| 27 case kRGB_565_SkColorType: | 27 case kRGB_565_SkColorType: |
| 28 flags |= kHasSpan16_Flag; | 28 flags |= kHasSpan16_Flag; |
| 29 if (fAlpha == 255) | 29 if (fAlpha == 255) |
| 30 flags |= kOpaqueAlpha_Flag; | 30 flags |= kOpaqueAlpha_Flag; |
| 31 break; | 31 break; |
| 32 case kPMColor_SkColorType: | 32 case kN32_SkColorType: |
| 33 if (fAlpha == 255 && fDevice->isOpaque()) | 33 if (fAlpha == 255 && fDevice->isOpaque()) |
| 34 flags |= kOpaqueAlpha_Flag; | 34 flags |= kOpaqueAlpha_Flag; |
| 35 break; | 35 break; |
| 36 default: | 36 default: |
| 37 break; | 37 break; |
| 38 } | 38 } |
| 39 return flags; | 39 return flags; |
| 40 } | 40 } |
| 41 | 41 |
| 42 void SkTransparentShader::shadeSpan(int x, int y, SkPMColor span[], int count) { | 42 void SkTransparentShader::shadeSpan(int x, int y, SkPMColor span[], int count) { |
| 43 unsigned scale = SkAlpha255To256(fAlpha); | 43 unsigned scale = SkAlpha255To256(fAlpha); |
| 44 | 44 |
| 45 switch (fDevice->colorType()) { | 45 switch (fDevice->colorType()) { |
| 46 case kPMColor_SkColorType: | 46 case kN32_SkColorType: |
| 47 if (scale == 256) { | 47 if (scale == 256) { |
| 48 SkPMColor* src = fDevice->getAddr32(x, y); | 48 SkPMColor* src = fDevice->getAddr32(x, y); |
| 49 if (src != span) { | 49 if (src != span) { |
| 50 memcpy(span, src, count * sizeof(SkPMColor)); | 50 memcpy(span, src, count * sizeof(SkPMColor)); |
| 51 } | 51 } |
| 52 } else { | 52 } else { |
| 53 const SkPMColor* src = fDevice->getAddr32(x, y); | 53 const SkPMColor* src = fDevice->getAddr32(x, y); |
| 54 for (int i = count - 1; i >= 0; --i) { | 54 for (int i = count - 1; i >= 0; --i) { |
| 55 span[i] = SkAlphaMulQ(src[i], scale); | 55 span[i] = SkAlphaMulQ(src[i], scale); |
| 56 } | 56 } |
| (...skipping 51 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 108 | 108 |
| 109 #ifndef SK_IGNORE_TO_STRING | 109 #ifndef SK_IGNORE_TO_STRING |
| 110 void SkTransparentShader::toString(SkString* str) const { | 110 void SkTransparentShader::toString(SkString* str) const { |
| 111 str->append("SkTransparentShader: ("); | 111 str->append("SkTransparentShader: ("); |
| 112 | 112 |
| 113 this->INHERITED::toString(str); | 113 this->INHERITED::toString(str); |
| 114 | 114 |
| 115 str->append(")"); | 115 str->append(")"); |
| 116 } | 116 } |
| 117 #endif | 117 #endif |
| OLD | NEW |