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Side by Side Diff: src/gpu/GrProcOptInfo.cpp

Issue 821243003: removing coord change matrices (Closed) Base URL: https://skia.googlesource.com/skia.git@no-coordchange-on-drawstate
Patch Set: rebase Created 5 years, 11 months ago
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1 /* 1 /*
2 * Copyright 2014 Google Inc. 2 * Copyright 2014 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 "GrProcOptInfo.h" 8 #include "GrProcOptInfo.h"
9 9
10 #include "GrFragmentProcessor.h" 10 #include "GrFragmentProcessor.h"
(...skipping 34 matching lines...) Expand 10 before | Expand all | Expand 10 after
45 void GrProcOptInfo::internalCalc(const GrFragmentStage* stages, 45 void GrProcOptInfo::internalCalc(const GrFragmentStage* stages,
46 int stageCount, 46 int stageCount,
47 bool initWillReadFragmentPosition) { 47 bool initWillReadFragmentPosition) {
48 fFirstEffectStageIndex = 0; 48 fFirstEffectStageIndex = 0;
49 fInputColorIsUsed = true; 49 fInputColorIsUsed = true;
50 fInputColor = fInOut.color(); 50 fInputColor = fInOut.color();
51 fReadsDst = false; 51 fReadsDst = false;
52 fReadsFragPosition = initWillReadFragmentPosition; 52 fReadsFragPosition = initWillReadFragmentPosition;
53 53
54 for (int i = 0; i < stageCount; ++i) { 54 for (int i = 0; i < stageCount; ++i) {
55 const GrFragmentProcessor* processor = stages[i].getProcessor(); 55 const GrFragmentProcessor* processor = stages[i].processor();
56 fInOut.resetWillUseInputColor(); 56 fInOut.resetWillUseInputColor();
57 processor->computeInvariantOutput(&fInOut); 57 processor->computeInvariantOutput(&fInOut);
58 SkDEBUGCODE(fInOut.validate()); 58 SkDEBUGCODE(fInOut.validate());
59 if (!fInOut.willUseInputColor()) { 59 if (!fInOut.willUseInputColor()) {
60 fFirstEffectStageIndex = i; 60 fFirstEffectStageIndex = i;
61 fInputColorIsUsed = false; 61 fInputColorIsUsed = false;
62 // Reset these since we don't care if previous stages read these val ues 62 // Reset these since we don't care if previous stages read these val ues
63 fReadsDst = false; 63 fReadsDst = false;
64 fReadsFragPosition = initWillReadFragmentPosition; 64 fReadsFragPosition = initWillReadFragmentPosition;
65 } 65 }
66 if (processor->willReadDstColor()) { 66 if (processor->willReadDstColor()) {
67 fReadsDst = true; 67 fReadsDst = true;
68 } 68 }
69 if (processor->willReadFragmentPosition()) { 69 if (processor->willReadFragmentPosition()) {
70 fReadsFragPosition = true; 70 fReadsFragPosition = true;
71 } 71 }
72 if (kRGBA_GrColorComponentFlags == fInOut.validFlags()) { 72 if (kRGBA_GrColorComponentFlags == fInOut.validFlags()) {
73 fFirstEffectStageIndex = i + 1; 73 fFirstEffectStageIndex = i + 1;
74 fInputColor = fInOut.color(); 74 fInputColor = fInOut.color();
75 fInputColorIsUsed = true; 75 fInputColorIsUsed = true;
76 // Since we are clearing all previous color stages we are in a state where we have found 76 // Since we are clearing all previous color stages we are in a state where we have found
77 // zero stages that don't multiply the inputColor. 77 // zero stages that don't multiply the inputColor.
78 fInOut.resetNonMulStageFound(); 78 fInOut.resetNonMulStageFound();
79 // Reset these since we don't care if previous stages read these val ues 79 // Reset these since we don't care if previous stages read these val ues
80 fReadsDst = false; 80 fReadsDst = false;
81 fReadsFragPosition = initWillReadFragmentPosition; 81 fReadsFragPosition = initWillReadFragmentPosition;
82 } 82 }
83 } 83 }
84 } 84 }
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