4c458b12f6
Bug: skia: Change-Id: I576d9303d451352778de0425e3ecbc561331cd09 Reviewed-on: https://skia-review.googlesource.com/135362 Reviewed-by: Greg Daniel <egdaniel@google.com> Commit-Queue: Chris Dalton <csmartdalton@google.com>
80 lines
2.5 KiB
C++
80 lines
2.5 KiB
C++
/*
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* Copyright 2018 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 GrCCClipPath_DEFINED
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#define GrCCClipPath_DEFINED
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#include "GrTextureProxy.h"
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#include "SkPath.h"
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struct GrCCPerFlushResourceSpecs;
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class GrCCAtlas;
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class GrCCPerFlushResources;
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class GrOnFlushResourceProvider;
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class GrProxyProvider;
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/**
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* These are keyed by SkPath generation ID, and store which device-space paths are accessed and
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* where by clip FPs in a given opList. A single GrCCClipPath can be referenced by multiple FPs. At
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* flush time their coverage count masks are packed into atlas(es) alongside normal DrawPathOps.
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*/
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class GrCCClipPath {
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public:
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GrCCClipPath() = default;
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GrCCClipPath(const GrCCClipPath&) = delete;
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~GrCCClipPath() {
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// Ensure no clip FPs exist with a dangling pointer back into this class.
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SkASSERT(!fAtlasLazyProxy || fAtlasLazyProxy->isUnique_debugOnly());
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// Ensure no lazy proxy callbacks exist with a dangling pointer back into this class.
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SkASSERT(fHasAtlasTransform);
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}
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bool isInitialized() const { return fAtlasLazyProxy != nullptr; }
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void init(const SkPath& deviceSpacePath, const SkIRect& accessRect, int rtWidth, int rtHeight,
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const GrCaps&);
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void addAccess(const SkIRect& accessRect) {
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SkASSERT(this->isInitialized());
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fAccessRect.join(accessRect);
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}
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GrTextureProxy* atlasLazyProxy() const {
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SkASSERT(this->isInitialized());
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return fAtlasLazyProxy.get();
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}
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const SkPath& deviceSpacePath() const {
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SkASSERT(this->isInitialized());
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return fDeviceSpacePath;
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}
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const SkIRect& pathDevIBounds() const {
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SkASSERT(this->isInitialized());
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return fPathDevIBounds;
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}
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void accountForOwnPath(GrCCPerFlushResourceSpecs*) const;
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void renderPathInAtlas(GrCCPerFlushResources*, GrOnFlushResourceProvider*);
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const SkVector& atlasScale() const { SkASSERT(fHasAtlasTransform); return fAtlasScale; }
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const SkVector& atlasTranslate() const { SkASSERT(fHasAtlasTransform); return fAtlasTranslate; }
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private:
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sk_sp<GrTextureProxy> fAtlasLazyProxy;
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SkPath fDeviceSpacePath;
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SkIRect fPathDevIBounds;
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SkIRect fAccessRect;
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const GrCCAtlas* fAtlas = nullptr;
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SkIVector fDevToAtlasOffset; // Translation from device space to location in atlas.
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SkDEBUGCODE(bool fHasAtlas = false);
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SkVector fAtlasScale;
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SkVector fAtlasTranslate;
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SkDEBUGCODE(bool fHasAtlasTransform = false);
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};
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#endif
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