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 "GrRenderTargetProxy.h" 12 #include "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 GrTextureProxy, public GrRenderTargetProxy { 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&, const GrSurfaceDesc&, GrMipMapped, 32 SkBackingFit, SkBudgeted, uint32_t flags); 33 34 // Lazy-callback version 35 GrTextureRenderTargetProxy(LazyInstantiateCallback&&, LazyInstantiationType, 36 const GrSurfaceDesc& desc, GrMipMapped, SkBackingFit, SkBudgeted, 37 uint32_t flags, GrRenderTargetFlags); 38 39 // Wrapped version 40 GrTextureRenderTargetProxy(sk_sp<GrSurface>, GrSurfaceOrigin); 41 42 bool instantiate(GrResourceProvider*) override; 43 sk_sp<GrSurface> createSurface(GrResourceProvider*) const override; 44 45 size_t onUninstantiatedGpuMemorySize() const override; 46 47 SkDEBUGCODE(void validateLazySurface(const GrSurface*) override;) 48 }; 49 50 #ifdef SK_BUILD_FOR_WIN 51 #pragma warning(pop) 52 #endif 53 54 #endif 55