1 /* 2 * Copyright 2016 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 GrTextureRenderTargetProxy_DEFINED 9 #define GrTextureRenderTargetProxy_DEFINED 10 11 #include "src/gpu/GrRenderTargetProxy.h" 12 #include "src/gpu/GrTextureProxy.h" 13 14 #ifdef SK_BUILD_FOR_WIN 15 // Windows gives warnings about inheriting asTextureProxy/asRenderTargetProxy via dominance. 16 #pragma warning(push) 17 #pragma warning(disable: 4250) 18 #endif 19 20 // This class delays the acquisition of RenderTargets that are also textures until 21 // they are actually required 22 // Beware: the uniqueID of the TextureRenderTargetProxy will usually be different than 23 // the uniqueID of the RenderTarget/Texture it represents! 24 class GrTextureRenderTargetProxy : public GrRenderTargetProxy, public GrTextureProxy { 25 private: 26 // DDL TODO: rm the GrSurfaceProxy friending 27 friend class GrSurfaceProxy; // for ctors 28 friend class GrProxyProvider; // for ctors 29 30 // Deferred version 31 GrTextureRenderTargetProxy(const GrCaps&, 32 const GrBackendFormat&, 33 SkISize, 34 int sampleCnt, 35 GrMipmapped, 36 GrMipmapStatus, 37 SkBackingFit, 38 SkBudgeted, 39 GrProtected, 40 GrInternalSurfaceFlags, 41 UseAllocator, 42 GrDDLProvider creatingProvider); 43 44 // Lazy-callback version 45 GrTextureRenderTargetProxy(const GrCaps&, 46 LazyInstantiateCallback&&, 47 const GrBackendFormat&, 48 SkISize, 49 int sampleCnt, 50 GrMipmapped, 51 GrMipmapStatus, 52 SkBackingFit, 53 SkBudgeted, 54 GrProtected, 55 GrInternalSurfaceFlags, 56 UseAllocator, 57 GrDDLProvider creatingProvider); 58 59 // Wrapped version 60 GrTextureRenderTargetProxy(sk_sp<GrSurface>, 61 UseAllocator, 62 GrDDLProvider creatingProvider); 63 64 void initSurfaceFlags(const GrCaps&); 65 66 bool instantiate(GrResourceProvider*) override; 67 sk_sp<GrSurface> createSurface(GrResourceProvider*) const override; 68 69 size_t onUninstantiatedGpuMemorySize() const override; 70 LazySurfaceDesc callbackDesc() const override; 71 SkDEBUGCODE(void onValidateSurface(const GrSurface*) override;) 72 }; 73 74 #ifdef SK_BUILD_FOR_WIN 75 #pragma warning(pop) 76 #endif 77 78 #endif 79