Line data    Source code

       1             : /*
       2             :  * Copyright 2014 Google Inc.
       3             :  *
       4             :  * Use of this source code is governed by a BSD-style license that can be
       5             :  * found in the LICENSE file.
       6             :  */
       7             : 
       8             : #ifndef GrDisableColorXP_DEFINED
       9             : #define GrDisableColorXP_DEFINED
      10             : 
      11             : #include "GrTypes.h"
      12             : #include "GrXferProcessor.h"
      13             : #include "SkRefCnt.h"
      14             : 
      15             : // See the comment above GrXPFactory's definition about this warning suppression.
      16             : #if defined(__GNUC__) || defined(__clang)
      17             : #pragma GCC diagnostic push
      18             : #pragma GCC diagnostic ignored "-Wnon-virtual-dtor"
      19             : #endif
      20             : class GrDisableColorXPFactory : public GrXPFactory {
      21             : public:
      22             :     static const GrXPFactory* Get();
      23             : 
      24             : private:
      25             :     constexpr GrDisableColorXPFactory() {}
      26             : 
      27           0 :     AnalysisProperties analysisProperties(const GrProcessorAnalysisColor&,
      28             :                                           const GrProcessorAnalysisCoverage&,
      29             :                                           const GrCaps&) const override {
      30             :         return AnalysisProperties::kCompatibleWithAlphaAsCoverage |
      31           0 :                AnalysisProperties::kIgnoresInputColor;
      32             :     }
      33             : 
      34             :     sk_sp<const GrXferProcessor> makeXferProcessor(const GrProcessorAnalysisColor&,
      35             :                                                    GrProcessorAnalysisCoverage,
      36             :                                                    bool hasMixedSamples,
      37             :                                                    const GrCaps&) const override;
      38             : 
      39             :     GR_DECLARE_XP_FACTORY_TEST;
      40             : 
      41             :     typedef GrXPFactory INHERITED;
      42             : };
      43             : #if defined(__GNUC__) || defined(__clang)
      44             : #pragma GCC diagnostic pop
      45             : #endif
      46             : 
      47           0 : inline const GrXPFactory* GrDisableColorXPFactory::Get() {
      48             :     // If this is constructed as static constexpr by cl.exe (2015 SP2) the vtable is null.
      49             : #ifdef SK_BUILD_FOR_WIN
      50             :     static const GrDisableColorXPFactory gDisableColorXPFactory;
      51             : #else
      52             :     static constexpr const GrDisableColorXPFactory gDisableColorXPFactory;
      53             : #endif
      54           0 :     return &gDisableColorXPFactory;
      55             : }
      56             : 
      57             : #endif