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1 /* | 1 /* |
2 * Copyright 2011 Google Inc. | 2 * Copyright 2011 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 #ifndef GrDrawState_DEFINED | 8 #ifndef GrDrawState_DEFINED |
9 #define GrDrawState_DEFINED | 9 #define GrDrawState_DEFINED |
10 | 10 |
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481 | 481 |
482 /////////////////////////////////////////////////////////////////////////// | 482 /////////////////////////////////////////////////////////////////////////// |
483 /// @name Effect Stages | 483 /// @name Effect Stages |
484 //// | 484 //// |
485 | 485 |
486 const GrEffectRef* setEffect(int stageIdx, const GrEffectRef* effect) { | 486 const GrEffectRef* setEffect(int stageIdx, const GrEffectRef* effect) { |
487 fStages[stageIdx].setEffect(effect); | 487 fStages[stageIdx].setEffect(effect); |
488 return effect; | 488 return effect; |
489 } | 489 } |
490 | 490 |
491 const GrEffectRef* setEffect(int stageIdx, const GrEffectRef* effect, const int indices[]) { | |
492 fStages[stageIdx].setEffect(effect); | |
bsalomon
2013/03/07 15:59:13
Any reason not to move this code to StageEffect::s
jvanverth1
2013/03/07 22:00:44
Done.
| |
493 int numVertexAttribs = (effect == NULL) ? 0 : effect->get()->numVertexAt tribs(); | |
494 fStages[stageIdx].setVertexAttribIndices(indices, numVertexAttribs); | |
495 return effect; | |
496 } | |
497 | |
491 /** | 498 /** |
492 * Creates a GrSimpleTextureEffect. | 499 * Creates a GrSimpleTextureEffect. |
493 */ | 500 */ |
494 void createTextureEffect(int stageIdx, GrTexture* texture, const SkMatrix& m atrix) { | 501 void createTextureEffect(int stageIdx, GrTexture* texture, const SkMatrix& m atrix) { |
495 GrAssert(!this->getStage(stageIdx).getEffect()); | 502 GrAssert(!this->getStage(stageIdx).getEffect()); |
496 GrEffectRef* effect = GrSimpleTextureEffect::Create(texture, matrix); | 503 GrEffectRef* effect = GrSimpleTextureEffect::Create(texture, matrix); |
497 this->setEffect(stageIdx, effect)->unref(); | 504 this->setEffect(stageIdx, effect)->unref(); |
498 } | 505 } |
499 void createTextureEffect(int stageIdx, | 506 void createTextureEffect(int stageIdx, |
500 GrTexture* texture, | 507 GrTexture* texture, |
501 const SkMatrix& matrix, | 508 const SkMatrix& matrix, |
502 const GrTextureParams& params) { | 509 const GrTextureParams& params) { |
503 GrAssert(!this->getStage(stageIdx).getEffect()); | 510 GrAssert(!this->getStage(stageIdx).getEffect()); |
504 GrEffectRef* effect = GrSimpleTextureEffect::Create(texture, matrix, par ams); | 511 GrEffectRef* effect = GrSimpleTextureEffect::Create(texture, matrix, par ams); |
505 this->setEffect(stageIdx, effect)->unref(); | 512 this->setEffect(stageIdx, effect)->unref(); |
506 } | 513 } |
507 | 514 |
508 bool stagesDisabled() { | 515 bool stagesDisabled() { |
509 for (int i = 0; i < kNumStages; ++i) { | 516 for (int i = 0; i < kNumStages; ++i) { |
510 if (NULL != fStages[i].getEffect()) { | 517 if (NULL != fStages[i].getEffect()) { |
511 return false; | 518 return false; |
512 } | 519 } |
513 } | 520 } |
514 return true; | 521 return true; |
515 } | 522 } |
516 | 523 |
517 void disableStage(int stageIdx) { this->setEffect(stageIdx, NULL); } | 524 void disableStage(int stageIdx) { |
525 this->setEffect(stageIdx, NULL, NULL); | |
526 } | |
518 | 527 |
519 /** | 528 /** |
520 * Release all the GrEffects referred to by this draw state. | 529 * Release all the GrEffects referred to by this draw state. |
521 */ | 530 */ |
522 void disableStages() { | 531 void disableStages() { |
523 for (int i = 0; i < kNumStages; ++i) { | 532 for (int i = 0; i < kNumStages; ++i) { |
524 this->disableStage(i); | 533 this->disableStage(i); |
525 } | 534 } |
526 } | 535 } |
527 | 536 |
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1014 components used). Coverage based on signed distance with negative | 1023 components used). Coverage based on signed distance with negative |
1015 being inside, positive outside. Edge specified in window space | 1024 being inside, positive outside. Edge specified in window space |
1016 (y-down) */ | 1025 (y-down) */ |
1017 kQuad_EdgeType, | 1026 kQuad_EdgeType, |
1018 /* Same as above but for hairline quadratics. Uses unsigned distance. | 1027 /* Same as above but for hairline quadratics. Uses unsigned distance. |
1019 Coverage is min(0, 1-distance). */ | 1028 Coverage is min(0, 1-distance). */ |
1020 kHairQuad_EdgeType, | 1029 kHairQuad_EdgeType, |
1021 /* Circle specified as center_x, center_y, outer_radius, inner_radius | 1030 /* Circle specified as center_x, center_y, outer_radius, inner_radius |
1022 all in window space (y-down). */ | 1031 all in window space (y-down). */ |
1023 kCircle_EdgeType, | 1032 kCircle_EdgeType, |
1024 /* Axis-aligned ellipse specified as center_x, center_y, x_radius, x_rad ius/y_radius | |
1025 all in window space (y-down). */ | |
1026 kEllipse_EdgeType, | |
1027 | 1033 |
1028 kVertexEdgeTypeCnt | 1034 kVertexEdgeTypeCnt |
1029 }; | 1035 }; |
1030 | 1036 |
1031 /** | 1037 /** |
1032 * Determines the interpretation per-vertex edge data when the | 1038 * Determines the interpretation per-vertex edge data when the |
1033 * kEdge_AttribBindingsBit is set (see GrDrawTarget). When per-vertex edges | 1039 * kEdge_AttribBindingsBit is set (see GrDrawTarget). When per-vertex edges |
1034 * are not specified the value of this setting has no effect. | 1040 * are not specified the value of this setting has no effect. |
1035 */ | 1041 */ |
1036 void setVertexEdgeType(VertexEdgeType type) { | 1042 void setVertexEdgeType(VertexEdgeType type) { |
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1370 int fAttribIndices[kAttribIndexCount]; | 1376 int fAttribIndices[kAttribIndexCount]; |
1371 GrVertexAttribArray<kVertexAttribCnt> fVertexAttribs; | 1377 GrVertexAttribArray<kVertexAttribCnt> fVertexAttribs; |
1372 GrEffectStage fStages[kNumStages]; | 1378 GrEffectStage fStages[kNumStages]; |
1373 | 1379 |
1374 typedef GrRefCnt INHERITED; | 1380 typedef GrRefCnt INHERITED; |
1375 }; | 1381 }; |
1376 | 1382 |
1377 GR_MAKE_BITFIELD_OPS(GrDrawState::BlendOptFlags); | 1383 GR_MAKE_BITFIELD_OPS(GrDrawState::BlendOptFlags); |
1378 | 1384 |
1379 #endif | 1385 #endif |
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