13a7eee250
Split out of: https://codereview.chromium.org/2215323003/ (Start using RenderTargetProxy (omnibus)) GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2299523004 Review-Url: https://codereview.chromium.org/2299523004
92 lines
2.8 KiB
C++
92 lines
2.8 KiB
C++
/*
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* Copyright 2016 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#ifndef GrSurfaceProxy_DEFINED
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#define GrSurfaceProxy_DEFINED
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#include "GrGpuResource.h"
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class GrTextureProxy;
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class GrRenderTargetProxy;
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class GrSurfaceProxy : public GrIORef<GrSurfaceProxy> {
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public:
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const GrSurfaceDesc& desc() const { return fDesc; }
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GrSurfaceOrigin origin() const {
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SkASSERT(kTopLeft_GrSurfaceOrigin == fDesc.fOrigin ||
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kBottomLeft_GrSurfaceOrigin == fDesc.fOrigin);
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return fDesc.fOrigin;
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}
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int width() const { return fDesc.fWidth; }
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int height() const { return fDesc.fWidth; }
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GrPixelConfig config() const { return fDesc.fConfig; }
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uint32_t uniqueID() const { return fUniqueID; }
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/**
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* Helper that gets the width and height of the surface as a bounding rectangle.
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*/
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SkRect getBoundsRect() const { return SkRect::MakeIWH(this->width(), this->height()); }
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/**
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* @return the texture proxy associated with the surface proxy, may be NULL.
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*/
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virtual GrTextureProxy* asTextureProxy() { return nullptr; }
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virtual const GrTextureProxy* asTextureProxy() const { return nullptr; }
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/**
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* @return the render target proxy associated with the surface proxy, may be NULL.
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*/
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virtual GrRenderTargetProxy* asRenderTargetProxy() { return nullptr; }
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virtual const GrRenderTargetProxy* asRenderTargetProxy() const { return nullptr; }
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/**
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* Does the resource count against the resource budget?
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*/
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SkBudgeted isBudgeted() const { return fBudgeted; }
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protected:
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// Deferred version
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GrSurfaceProxy(const GrSurfaceDesc& desc, SkBackingFit fit, SkBudgeted budgeted)
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: fDesc(desc)
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, fFit(fit)
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, fBudgeted(budgeted)
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, fUniqueID(GrGpuResource::CreateUniqueID()) {
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}
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// Wrapped version
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GrSurfaceProxy(const GrSurfaceDesc& desc, SkBackingFit fit,
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SkBudgeted budgeted, uint32_t uniqueID)
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: fDesc(desc)
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, fFit(fit)
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, fBudgeted(budgeted)
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, fUniqueID(uniqueID) {
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}
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virtual ~GrSurfaceProxy() {}
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// For wrapped resources, 'fDesc' will always be filled in from the wrapped resource.
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const GrSurfaceDesc fDesc;
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const SkBackingFit fFit; // always exact for wrapped resources
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const SkBudgeted fBudgeted; // set from the backing resource for wrapped resources
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const uint32_t fUniqueID; // set from the backing resource for wrapped resources
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private:
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// See comment in GrGpuResource.h.
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void notifyAllCntsAreZero(CntType) const { delete this; }
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bool notifyRefCountIsZero() const { return true; }
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typedef GrIORef<GrSurfaceProxy> INHERITED;
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// to access notifyAllCntsAreZero and notifyRefCntIsZero.
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friend class GrIORef<GrSurfaceProxy>;
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};
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#endif
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