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__) 17#pragma GCC diagnostic push 18#pragma GCC diagnostic ignored "-Wnon-virtual-dtor" 19#endif 20#if defined(__clang__) 21#pragma clang diagnostic push 22#pragma clang diagnostic ignored "-Wnon-virtual-dtor" 23#endif 24class GrDisableColorXPFactory : public GrXPFactory { 25public: 26 static const GrXPFactory* Get(); 27 28private: 29 constexpr GrDisableColorXPFactory() {} 30 31 AnalysisProperties analysisProperties(const GrProcessorAnalysisColor&, 32 const GrProcessorAnalysisCoverage&, 33 const GrCaps&, 34 GrPixelConfigIsClamped) const override { 35 return AnalysisProperties::kCompatibleWithAlphaAsCoverage | 36 AnalysisProperties::kIgnoresInputColor; 37 } 38 39 sk_sp<const GrXferProcessor> makeXferProcessor(const GrProcessorAnalysisColor&, 40 GrProcessorAnalysisCoverage, 41 bool hasMixedSamples, 42 const GrCaps&, 43 GrPixelConfigIsClamped) const override; 44 45 GR_DECLARE_XP_FACTORY_TEST 46 47 typedef GrXPFactory INHERITED; 48}; 49#if defined(__GNUC__) 50#pragma GCC diagnostic pop 51#endif 52#if defined(__clang__) 53#pragma clang diagnostic pop 54#endif 55 56inline const GrXPFactory* GrDisableColorXPFactory::Get() { 57 // If this is constructed as static constexpr by cl.exe (2015 SP2) the vtable is null. 58#ifdef SK_BUILD_FOR_WIN 59 static const GrDisableColorXPFactory gDisableColorXPFactory; 60#else 61 static constexpr const GrDisableColorXPFactory gDisableColorXPFactory; 62#endif 63 return &gDisableColorXPFactory; 64} 65 66#endif 67