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| 1 /* | 1 /* |
| 2 * Copyright 2012 Google Inc. | 2 * Copyright 2012 Google Inc. |
| 3 * | 3 * |
| 4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
| 5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
| 6 */ | 6 */ |
| 7 | 7 |
| 8 #include "GrConfigConversionEffect.h" | 8 #include "GrConfigConversionEffect.h" |
| 9 #include "GrContext.h" | 9 #include "GrContext.h" |
| 10 #include "GrDrawContext.h" | 10 #include "GrDrawContext.h" |
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| 169 color[0] = SkTMin(x, y); | 169 color[0] = SkTMin(x, y); |
| 170 } | 170 } |
| 171 } | 171 } |
| 172 | 172 |
| 173 GrSurfaceDesc desc; | 173 GrSurfaceDesc desc; |
| 174 desc.fFlags = kRenderTarget_GrSurfaceFlag; | 174 desc.fFlags = kRenderTarget_GrSurfaceFlag; |
| 175 desc.fWidth = 256; | 175 desc.fWidth = 256; |
| 176 desc.fHeight = 256; | 176 desc.fHeight = 256; |
| 177 desc.fConfig = kRGBA_8888_GrPixelConfig; | 177 desc.fConfig = kRGBA_8888_GrPixelConfig; |
| 178 | 178 |
| 179 SkAutoTUnref<GrTexture> readTex(context->textureProvider()->createTexture( | 179 SkAutoTUnref<GrTexture> readTex(context->textureProvider()->createTexture(de
sc, true, nullptr, 0)); |
| 180 desc, SkBudgeted::kYes, nullptr, 0)); | |
| 181 if (!readTex.get()) { | 180 if (!readTex.get()) { |
| 182 return; | 181 return; |
| 183 } | 182 } |
| 184 SkAutoTUnref<GrTexture> tempTex(context->textureProvider()->createTexture( | 183 SkAutoTUnref<GrTexture> tempTex(context->textureProvider()->createTexture(de
sc, true, nullptr, 0)); |
| 185 desc, SkBudgeted::kYes, nullptr, 0)); | |
| 186 if (!tempTex.get()) { | 184 if (!tempTex.get()) { |
| 187 return; | 185 return; |
| 188 } | 186 } |
| 189 desc.fFlags = kNone_GrSurfaceFlags; | 187 desc.fFlags = kNone_GrSurfaceFlags; |
| 190 SkAutoTUnref<GrTexture> dataTex(context->textureProvider()->createTexture( | 188 SkAutoTUnref<GrTexture> dataTex(context->textureProvider()->createTexture(de
sc, true, data, 0)); |
| 191 desc, SkBudgeted::kYes, data, 0)); | |
| 192 if (!dataTex.get()) { | 189 if (!dataTex.get()) { |
| 193 return; | 190 return; |
| 194 } | 191 } |
| 195 | 192 |
| 196 static const PMConversion kConversionRules[][2] = { | 193 static const PMConversion kConversionRules[][2] = { |
| 197 {kDivByAlpha_RoundDown_PMConversion, kMulByAlpha_RoundUp_PMConversion}, | 194 {kDivByAlpha_RoundDown_PMConversion, kMulByAlpha_RoundUp_PMConversion}, |
| 198 {kDivByAlpha_RoundUp_PMConversion, kMulByAlpha_RoundDown_PMConversion}, | 195 {kDivByAlpha_RoundUp_PMConversion, kMulByAlpha_RoundDown_PMConversion}, |
| 199 }; | 196 }; |
| 200 | 197 |
| 201 bool failed = true; | 198 bool failed = true; |
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| 299 } else { | 296 } else { |
| 300 if (kRGBA_8888_GrPixelConfig != texture->config() && | 297 if (kRGBA_8888_GrPixelConfig != texture->config() && |
| 301 kBGRA_8888_GrPixelConfig != texture->config() && | 298 kBGRA_8888_GrPixelConfig != texture->config() && |
| 302 kNone_PMConversion != pmConversion) { | 299 kNone_PMConversion != pmConversion) { |
| 303 // The PM conversions assume colors are 0..255 | 300 // The PM conversions assume colors are 0..255 |
| 304 return nullptr; | 301 return nullptr; |
| 305 } | 302 } |
| 306 return new GrConfigConversionEffect(texture, swizzle, pmConversion, matr
ix); | 303 return new GrConfigConversionEffect(texture, swizzle, pmConversion, matr
ix); |
| 307 } | 304 } |
| 308 } | 305 } |
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