1fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot/* 2fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot * Copyright 2017 Google Inc. 3fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot * 4fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot * Use of this source code is governed by a BSD-style license that can be 5fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot * found in the LICENSE file. 6fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot */ 7fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 8fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot#ifndef GrSurfaceProxyPriv_DEFINED 9fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot#define GrSurfaceProxyPriv_DEFINED 10fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 11fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot#include "GrSurfaceProxy.h" 12fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 13fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot#include "GrResourceProvider.h" 14fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 15fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot/** Class that adds methods to GrSurfaceProxy that are only intended for use internal to Skia. 16fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot This class is purely a privileged window into GrSurfaceProxy. It should never have additional 17fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot data members or virtual methods. */ 18fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robotclass GrSurfaceProxyPriv { 19fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robotpublic: 20fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot bool isInstantiated() const { return SkToBool(fProxy->fTarget); } 21fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 22fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot // This should only be called after a successful call to instantiate 23fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot GrSurface* peekSurface() const { 24fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot SkASSERT(fProxy->fTarget); 25fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot return fProxy->fTarget; 26fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot } 27fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 28fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot // If the proxy is already instantiated, return its backing GrTexture; if not, 29fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot // return null 30fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot GrTexture* peekTexture() const { 31fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot return fProxy->fTarget ? fProxy->fTarget->asTexture() : nullptr; 32fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot } 33fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 34fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot // This should only be called after a successful call to instantiate 35fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot GrRenderTarget* peekRenderTarget() const { 36fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot SkASSERT(fProxy->fTarget && fProxy->fTarget->asRenderTarget()); 37fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot return fProxy->fTarget ? fProxy->fTarget->asRenderTarget() : nullptr; 38fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot } 39fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 40fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot // Beware! This call is only guaranteed to tell you if the proxy in question has 41fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot // any pending IO in its current state. It won't tell you about the IO state in the 42fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot // future when the proxy is actually used/instantiated. 43fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot bool hasPendingIO() const { return fProxy->hasPendingIO(); } 44fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 45fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot // Beware! This call is only guaranteed to tell you if the proxy in question has 46fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot // any pending writes in its current state. It won't tell you about the IO state in the 47fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot // future when the proxy is actually used/instantiated. 48fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot bool hasPendingWrite() const { return fProxy->hasPendingWrite(); } 49fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 50fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot void computeScratchKey(GrScratchKey* key) const { return fProxy->computeScratchKey(key); } 51fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 52fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot // Create a GrSurface-derived class that meets the requirements (i.e, desc, renderability) 53fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot // of the GrSurfaceProxy. 54fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot sk_sp<GrSurface> createSurface(GrResourceProvider* resourceProvider) const { 55fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot return fProxy->createSurface(resourceProvider); 56fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot } 57fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 58fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot // Assign this proxy the provided GrSurface as its backing surface 59fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot void assign(sk_sp<GrSurface> surface) { fProxy->assign(std::move(surface)); } 60fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 61fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot bool requiresNoPendingIO() const { 62fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot return fProxy->fFlags & GrResourceProvider::kNoPendingIO_Flag; 63fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot } 64fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 65fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot // Don't abuse this call!!!!!!! 66fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot bool isExact() const { return SkBackingFit::kExact == fProxy->fFit; } 67fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 68fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot // Don't. Just don't. 69fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot void exactify(); 70fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 71fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot bool doLazyInstantiation(GrResourceProvider*); 72fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 73fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot static bool AttachStencilIfNeeded(GrResourceProvider*, GrSurface*, bool needsStencil); 74fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 75fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robotprivate: 76fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot explicit GrSurfaceProxyPriv(GrSurfaceProxy* proxy) : fProxy(proxy) {} 77fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot GrSurfaceProxyPriv(const GrSurfaceProxyPriv&) {} // unimpl 78fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot GrSurfaceProxyPriv& operator=(const GrSurfaceProxyPriv&); // unimpl 79fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 80fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot // No taking addresses of this type. 81fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot const GrSurfaceProxyPriv* operator&() const; 82fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot GrSurfaceProxyPriv* operator&(); 83fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 84fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot GrSurfaceProxy* fProxy; 85fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 86fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot friend class GrSurfaceProxy; // to construct/copy this type. 87fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot}; 88fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 89fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robotinline GrSurfaceProxyPriv GrSurfaceProxy::priv() { return GrSurfaceProxyPriv(this); } 90fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 91fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robotinline const GrSurfaceProxyPriv GrSurfaceProxy::priv () const { 92fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot return GrSurfaceProxyPriv(const_cast<GrSurfaceProxy*>(this)); 93fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot} 94fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot 95fe17456d5e528078ce69b5f15cf7adf1fab963fandroid-build-team Robot#endif 96