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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 | 8 |
9 #ifndef GrGLCaps_DEFINED | 9 #ifndef GrGLCaps_DEFINED |
10 #define GrGLCaps_DEFINED | 10 #define GrGLCaps_DEFINED |
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367 return fFormat == rhs.fFormat | 367 return fFormat == rhs.fFormat |
368 && fType == rhs.fType | 368 && fType == rhs.fType |
369 && fFboFormat == rhs.fFboFormat; | 369 && fFboFormat == rhs.fFboFormat; |
370 } | 370 } |
371 }; | 371 }; |
372 mutable SkTHashMap<ReadPixelsSupportedFormat, bool> fReadPixelsSupportedCach
e; | 372 mutable SkTHashMap<ReadPixelsSupportedFormat, bool> fReadPixelsSupportedCach
e; |
373 | 373 |
374 typedef GrDrawTargetCaps INHERITED; | 374 typedef GrDrawTargetCaps INHERITED; |
375 }; | 375 }; |
376 | 376 |
| 377 #include "GrGLSL.h" |
377 | 378 |
378 class GrGLSLCaps : public GrShaderCaps { | 379 class GrGLSLCaps : public GrShaderCaps { |
379 public: | 380 public: |
380 SK_DECLARE_INST_COUNT(GrGLSLCaps) | 381 SK_DECLARE_INST_COUNT(GrGLSLCaps) |
381 | 382 |
382 /** | 383 /** |
383 * Indicates how GLSL must interact with advanced blend equations. The KHR ex
tension requires | 384 * Indicates how GLSL must interact with advanced blend equations. The KHR ex
tension requires |
384 * special layout qualifiers in the fragment shader. | 385 * special layout qualifiers in the fragment shader. |
385 */ | 386 */ |
386 enum AdvBlendEqInteraction { | 387 enum AdvBlendEqInteraction { |
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431 | 432 |
432 AdvBlendEqInteraction advBlendEqInteraction() const { return fAdvBlendEqInte
raction; } | 433 AdvBlendEqInteraction advBlendEqInteraction() const { return fAdvBlendEqInte
raction; } |
433 | 434 |
434 bool mustEnableAdvBlendEqs() const { | 435 bool mustEnableAdvBlendEqs() const { |
435 return fAdvBlendEqInteraction >= kGeneralEnable_AdvBlendEqInteraction; | 436 return fAdvBlendEqInteraction >= kGeneralEnable_AdvBlendEqInteraction; |
436 } | 437 } |
437 | 438 |
438 bool mustEnableSpecificAdvBlendEqs() const { | 439 bool mustEnableSpecificAdvBlendEqs() const { |
439 return fAdvBlendEqInteraction == kSpecificEnables_AdvBlendEqInteraction; | 440 return fAdvBlendEqInteraction == kSpecificEnables_AdvBlendEqInteraction; |
440 } | 441 } |
| 442 |
| 443 bool mustDeclareFragmentShaderOutput() const { |
| 444 return fGLSLGeneration > k110_GrGLSLGeneration; |
| 445 } |
| 446 |
| 447 GrGLSLGeneration generation() const { return fGLSLGeneration; } |
441 | 448 |
442 /** | 449 /** |
443 * Returns a string containing the caps info. | 450 * Returns a string containing the caps info. |
444 */ | 451 */ |
445 SkString dump() const override; | 452 SkString dump() const override; |
446 | 453 |
447 private: | 454 private: |
448 // Must be called after fGeometryShaderSupport is initialized. | 455 // Must be called after fGeometryShaderSupport is initialized. |
449 void initShaderPrecisionTable(const GrGLContextInfo&, const GrGLInterface*); | 456 void initShaderPrecisionTable(const GrGLContextInfo&, const GrGLInterface*); |
450 | 457 |
| 458 GrGLSLGeneration fGLSLGeneration; |
| 459 |
451 bool fDropsTileOnZeroDivide : 1; | 460 bool fDropsTileOnZeroDivide : 1; |
452 bool fFBFetchSupport : 1; | 461 bool fFBFetchSupport : 1; |
453 bool fFBFetchNeedsCustomOutput : 1; | 462 bool fFBFetchNeedsCustomOutput : 1; |
454 | 463 |
455 const char* fFBFetchColorName; | 464 const char* fFBFetchColorName; |
456 const char* fFBFetchExtensionString; | 465 const char* fFBFetchExtensionString; |
457 | 466 |
458 AdvBlendEqInteraction fAdvBlendEqInteraction; | 467 AdvBlendEqInteraction fAdvBlendEqInteraction; |
459 | 468 |
460 typedef GrShaderCaps INHERITED; | 469 typedef GrShaderCaps INHERITED; |
461 }; | 470 }; |
462 | 471 |
463 | 472 |
464 #endif | 473 #endif |
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