685e09b31a
This is a reland of 7bf6bc0d06
Original change's description:
> Purge ccpr
>
> Now that the clip atlas has been successfully migrated to
> tessellation, we don't need this code anymore!
>
> Change-Id: Ic97f50cff7c4ee59f4476f8410f0b30a32df4e90
> Reviewed-on: https://skia-review.googlesource.com/c/skia/+/419857
> Reviewed-by: Robert Phillips <robertphillips@google.com>
> Reviewed-by: Brian Osman <brianosman@google.com>
> Commit-Queue: Chris Dalton <csmartdalton@google.com>
Change-Id: If0be86902e7cc4755eba91a89be1ec1a6a4b54b2
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/419720
Reviewed-by: Brian Osman <brianosman@google.com>
Commit-Queue: Brian Osman <brianosman@google.com>
Commit-Queue: Chris Dalton <csmartdalton@google.com>
111 lines
3.7 KiB
C++
111 lines
3.7 KiB
C++
/*
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* Copyright 2017 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 SkDeferredDisplayList_DEFINED
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#define SkDeferredDisplayList_DEFINED
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#include "include/core/SkRefCnt.h"
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#include "include/core/SkSurfaceCharacterization.h"
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#include "include/core/SkTypes.h"
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class SkDeferredDisplayListPriv;
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#if SK_SUPPORT_GPU
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#include "include/gpu/GrRecordingContext.h"
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#include "include/private/SkTArray.h"
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#include <map>
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class GrRenderTask;
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class GrRenderTargetProxy;
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#else
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using GrRenderTargetProxy = SkRefCnt;
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#endif
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/*
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* This class contains pre-processed gpu operations that can be replayed into
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* an SkSurface via SkSurface::draw(SkDeferredDisplayList*).
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*/
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class SkDeferredDisplayList : public SkNVRefCnt<SkDeferredDisplayList> {
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public:
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SK_API ~SkDeferredDisplayList();
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SK_API const SkSurfaceCharacterization& characterization() const {
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return fCharacterization;
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}
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#if SK_SUPPORT_GPU
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/**
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* Iterate through the programs required by the DDL.
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*/
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class SK_API ProgramIterator {
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public:
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ProgramIterator(GrDirectContext*, SkDeferredDisplayList*);
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~ProgramIterator();
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// This returns true if any work was done. Getting a cache hit does not count as work.
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bool compile();
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bool done() const;
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void next();
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private:
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GrDirectContext* fDContext;
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const SkTArray<GrRecordingContext::ProgramData>& fProgramData;
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int fIndex;
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};
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#endif
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// Provides access to functions that aren't part of the public API.
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SkDeferredDisplayListPriv priv();
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const SkDeferredDisplayListPriv priv() const; // NOLINT(readability-const-return-type)
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private:
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friend class GrDrawingManager; // for access to 'fRenderTasks', 'fLazyProxyData', 'fArenas'
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friend class SkDeferredDisplayListRecorder; // for access to 'fLazyProxyData'
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friend class SkDeferredDisplayListPriv;
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// This object is the source from which the lazy proxy backing the DDL will pull its backing
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// texture when the DDL is replayed. It has to be separately ref counted bc the lazy proxy
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// can outlive the DDL.
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class LazyProxyData : public SkRefCnt {
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#if SK_SUPPORT_GPU
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public:
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// Upon being replayed - this field will be filled in (by the DrawingManager) with the
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// proxy backing the destination SkSurface. Note that, since there is no good place to
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// clear it, it can become a dangling pointer. Additionally, since the renderTargetProxy
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// doesn't get a ref here, the SkSurface that owns it must remain alive until the DDL
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// is flushed.
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// TODO: the drawing manager could ref the renderTargetProxy for the DDL and then add
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// a renderingTask to unref it after the DDL's ops have been executed.
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GrRenderTargetProxy* fReplayDest = nullptr;
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#endif
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};
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SK_API SkDeferredDisplayList(const SkSurfaceCharacterization& characterization,
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sk_sp<GrRenderTargetProxy> fTargetProxy,
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sk_sp<LazyProxyData>);
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#if SK_SUPPORT_GPU
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const SkTArray<GrRecordingContext::ProgramData>& programData() const {
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return fProgramData;
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}
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#endif
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const SkSurfaceCharacterization fCharacterization;
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#if SK_SUPPORT_GPU
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// These are ordered such that the destructor cleans op tasks up first (which may refer back
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// to the arena and memory pool in their destructors).
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GrRecordingContext::OwnedArenas fArenas;
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SkTArray<sk_sp<GrRenderTask>> fRenderTasks;
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SkTArray<GrRecordingContext::ProgramData> fProgramData;
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sk_sp<GrRenderTargetProxy> fTargetProxy;
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sk_sp<LazyProxyData> fLazyProxyData;
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#endif
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};
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#endif
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