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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 "GrInvariantOutput.h" | 10 #include "GrInvariantOutput.h" |
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224 SkAutoTUnref<GrFragmentProcessor> upmToPM( | 224 SkAutoTUnref<GrFragmentProcessor> upmToPM( |
225 SkNEW_ARGS(GrConfigConversionEffect, | 225 SkNEW_ARGS(GrConfigConversionEffect, |
226 (readTex, false, *upmToPMRule, SkMatrix::I()))); | 226 (readTex, false, *upmToPMRule, SkMatrix::I()))); |
227 SkAutoTUnref<GrFragmentProcessor> pmToUPM2( | 227 SkAutoTUnref<GrFragmentProcessor> pmToUPM2( |
228 SkNEW_ARGS(GrConfigConversionEffect, | 228 SkNEW_ARGS(GrConfigConversionEffect, |
229 (tempTex, false, *pmToUPMRule, SkMatrix::I()))); | 229 (tempTex, false, *pmToUPMRule, SkMatrix::I()))); |
230 | 230 |
231 context->setRenderTarget(readTex->asRenderTarget()); | 231 context->setRenderTarget(readTex->asRenderTarget()); |
232 GrPaint paint1; | 232 GrPaint paint1; |
233 paint1.addColorProcessor(pmToUPM1); | 233 paint1.addColorProcessor(pmToUPM1); |
234 context->drawRectToRect(paint1, SkMatrix::I(), kDstRect, kSrcRect); | 234 context->drawNonAARectToRect(paint1, SkMatrix::I(), kDstRect, kSrcRect); |
235 | 235 |
236 readTex->readPixels(0, 0, 256, 256, kRGBA_8888_GrPixelConfig, firstRead)
; | 236 readTex->readPixels(0, 0, 256, 256, kRGBA_8888_GrPixelConfig, firstRead)
; |
237 | 237 |
238 context->setRenderTarget(tempTex->asRenderTarget()); | 238 context->setRenderTarget(tempTex->asRenderTarget()); |
239 GrPaint paint2; | 239 GrPaint paint2; |
240 paint2.addColorProcessor(upmToPM); | 240 paint2.addColorProcessor(upmToPM); |
241 context->drawRectToRect(paint2, SkMatrix::I(), kDstRect, kSrcRect); | 241 context->drawNonAARectToRect(paint2, SkMatrix::I(), kDstRect, kSrcRect); |
242 context->setRenderTarget(readTex->asRenderTarget()); | 242 context->setRenderTarget(readTex->asRenderTarget()); |
243 | 243 |
244 GrPaint paint3; | 244 GrPaint paint3; |
245 paint3.addColorProcessor(pmToUPM2); | 245 paint3.addColorProcessor(pmToUPM2); |
246 context->drawRectToRect(paint3, SkMatrix::I(), kDstRect, kSrcRect); | 246 context->drawNonAARectToRect(paint3, SkMatrix::I(), kDstRect, kSrcRect); |
247 | 247 |
248 readTex->readPixels(0, 0, 256, 256, kRGBA_8888_GrPixelConfig, secondRead
); | 248 readTex->readPixels(0, 0, 256, 256, kRGBA_8888_GrPixelConfig, secondRead
); |
249 | 249 |
250 failed = false; | 250 failed = false; |
251 for (int y = 0; y < 256 && !failed; ++y) { | 251 for (int y = 0; y < 256 && !failed; ++y) { |
252 for (int x = 0; x <= y; ++x) { | 252 for (int x = 0; x <= y; ++x) { |
253 if (firstRead[256 * y + x] != secondRead[256 * y + x]) { | 253 if (firstRead[256 * y + x] != secondRead[256 * y + x]) { |
254 failed = true; | 254 failed = true; |
255 break; | 255 break; |
256 } | 256 } |
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278 kNone_PMConversion != pmConversion) { | 278 kNone_PMConversion != pmConversion) { |
279 // The PM conversions assume colors are 0..255 | 279 // The PM conversions assume colors are 0..255 |
280 return NULL; | 280 return NULL; |
281 } | 281 } |
282 return SkNEW_ARGS(GrConfigConversionEffect, (texture, | 282 return SkNEW_ARGS(GrConfigConversionEffect, (texture, |
283 swapRedAndBlue, | 283 swapRedAndBlue, |
284 pmConversion, | 284 pmConversion, |
285 matrix)); | 285 matrix)); |
286 } | 286 } |
287 } | 287 } |
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