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1 | 1 |
2 /* | 2 /* |
3 * Copyright 2011 Google Inc. | 3 * Copyright 2011 Google Inc. |
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 // This is a GPU-backend specific test. It relies on static intializers to work | 9 // This is a GPU-backend specific test. It relies on static intializers to work |
10 | 10 |
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28 const GrTexture* dstCopyTexture, | 28 const GrTexture* dstCopyTexture, |
29 const GrEffectStage* stages[], | 29 const GrEffectStage* stages[], |
30 int numColorStages, | 30 int numColorStages, |
31 int numCoverageStages, | 31 int numCoverageStages, |
32 int currAttribIndex) { | 32 int currAttribIndex) { |
33 bool useLocalCoords = random->nextBool() && currAttribIndex < GrDrawState::k
MaxVertexAttribCnt; | 33 bool useLocalCoords = random->nextBool() && currAttribIndex < GrDrawState::k
MaxVertexAttribCnt; |
34 | 34 |
35 int numStages = numColorStages + numCoverageStages; | 35 int numStages = numColorStages + numCoverageStages; |
36 fKey.reset(); | 36 fKey.reset(); |
37 | 37 |
38 GR_STATIC_ASSERT(0 == kEffectKeyOffsetsAndLengthOffset % sizeof(uint32_t)); | 38 GR_STATIC_ASSERT(0 == kEffectKeyLengthsOffset % sizeof(uint32_t)); |
39 | 39 |
40 // Make room for everything up to and including the array of offsets to effe
ct keys. | 40 // Make room for everything up to and including the array of offsets to effe
ct keys. |
41 fKey.push_back_n(kEffectKeyOffsetsAndLengthOffset + 2 * sizeof(uint16_t) * n
umStages); | 41 fKey.push_back_n(kEffectKeyLengthsOffset + sizeof(uint32_t) * numStages); |
| 42 |
| 43 size_t offset = fKey.count(); |
| 44 int offsetIndex = 0; |
42 | 45 |
43 bool dstRead = false; | 46 bool dstRead = false; |
44 bool fragPos = false; | 47 bool fragPos = false; |
45 bool vertexCode = false; | 48 bool vertexCode = false; |
46 for (int s = 0; s < numStages; ++s) { | 49 for (int s = 0; s < numStages; ++s) { |
47 uint16_t* offsetAndSize = reinterpret_cast<uint16_t*>(fKey.begin() + | 50 uint32_t* offsetLocation = reinterpret_cast<uint32_t*>(fKey.begin() + |
48 kEffectKeyOffsetsA
ndLengthOffset + | 51 kEffectKeyLengths
Offset + |
49 s * 2 * sizeof(uin
t16_t)); | 52 offsetIndex * siz
eof(uint32_t)); |
50 uint32_t effectKeyOffset = fKey.count(); | 53 *offsetLocation = offset; |
51 if (effectKeyOffset > SK_MaxU16) { | 54 ++offsetIndex; |
| 55 |
| 56 const GrBackendEffectFactory& factory = stages[s]->getEffect()->getFacto
ry(); |
| 57 GrDrawEffect drawEffect(*stages[s], useLocalCoords); |
| 58 GrEffectKeyBuilder b(&fKey); |
| 59 if (!factory.getGLEffectKey(drawEffect, gpu->glCaps(), &b)) { |
52 fKey.reset(); | 60 fKey.reset(); |
53 return false; | 61 return false; |
54 } | 62 } |
55 GrDrawEffect drawEffect(*stages[s], useLocalCoords); | 63 if (stages[s]->getEffect()->willReadDstColor()) { |
56 GrEffectKeyBuilder b(&fKey); | 64 dstRead = true; |
57 uint16_t effectKeySize; | |
58 if (!GetEffectKeyAndUpdateStats(*stages[s], gpu->glCaps(), useLocalCoord
s, &b, | |
59 &effectKeySize, &dstRead, &fragPos, &ver
texCode)) { | |
60 fKey.reset(); | |
61 return false; | |
62 } | 65 } |
63 offsetAndSize[0] = effectKeyOffset; | 66 if (stages[s]->getEffect()->willReadFragmentPosition()) { |
64 offsetAndSize[1] = effectKeySize; | 67 fragPos = true; |
| 68 } |
| 69 if (stages[s]->getEffect()->hasVertexCode()) { |
| 70 vertexCode = true; |
| 71 } |
| 72 |
| 73 offset += b.size(); |
65 } | 74 } |
66 | 75 |
67 KeyHeader* header = this->header(); | 76 KeyHeader* header = this->header(); |
68 memset(header, 0, kHeaderSize); | 77 memset(header, 0, kHeaderSize); |
69 header->fEmitsPointSize = random->nextBool(); | 78 header->fEmitsPointSize = random->nextBool(); |
70 | 79 |
71 header->fPositionAttributeIndex = 0; | 80 header->fPositionAttributeIndex = 0; |
72 | 81 |
73 // if the effects have used up all off the available attributes, | 82 // if the effects have used up all off the available attributes, |
74 // don't try to use color or coverage attributes as input | 83 // don't try to use color or coverage attributes as input |
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273 SkRect::MakeWH(SK_Scalar1, SK_Scalar1), SK_Scalar1)); | 282 SkRect::MakeWH(SK_Scalar1, SK_Scalar1), SK_Scalar1)); |
274 GrConfigConversionEffect::Create(NULL, | 283 GrConfigConversionEffect::Create(NULL, |
275 false, | 284 false, |
276 GrConfigConversionEffect::kNone_PMConversio
n, | 285 GrConfigConversionEffect::kNone_PMConversio
n, |
277 SkMatrix::I()); | 286 SkMatrix::I()); |
278 SkScalar matrix[20]; | 287 SkScalar matrix[20]; |
279 SkAutoTUnref<SkColorMatrixFilter> cmf(SkColorMatrixFilter::Create(matrix)); | 288 SkAutoTUnref<SkColorMatrixFilter> cmf(SkColorMatrixFilter::Create(matrix)); |
280 } | 289 } |
281 | 290 |
282 #endif | 291 #endif |
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