skia2/include/private/SkDeferredDisplayList.h
Robert Phillips 774168efac Allow CCPR in DDL mode (take 2)
A lot of the changes to get this compiling on the
win_chromium_compile_dbg_ng bot (i.e., moving a lot of header files to
private) should be undone if that bot is ever "fixed".

Bug: skia:7988
Change-Id: I704ff793d80b18e7312048538874498824803580
Reviewed-on: https://skia-review.googlesource.com/130920
Reviewed-by: Chris Dalton <csmartdalton@google.com>
Commit-Queue: Robert Phillips <robertphillips@google.com>
2018-05-31 17:27:43 +00:00

70 lines
2.1 KiB
C++

/*
* Copyright 2017 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef SkDeferredDisplayList_DEFINED
#define SkDeferredDisplayList_DEFINED
#include "SkSurfaceCharacterization.h"
#if SK_SUPPORT_GPU
#include <map>
#include "GrCCPerOpListPaths.h"
#include "GrOpList.h"
#endif
class SkSurface;
/*
* This class contains pre-processed gpu operations that can be replayed into
* an SkSurface via draw(SkDeferredDisplayList*).
*
* TODO: we probably need to expose this class so users can query it for memory usage.
*/
class SK_API SkDeferredDisplayList {
public:
#if SK_SUPPORT_GPU
// This object is the source from which the lazy proxy backing the DDL will pull its backing
// texture when the DDL is replayed. It has to be separately ref counted bc the lazy proxy
// can outlive the DDL.
class LazyProxyData : public SkRefCnt {
public:
// Upon being replayed - this field will be filled in (by the DrawingManager) with the proxy
// backing the destination SkSurface. Note that, since there is no good place to clear it
// it can become a dangling pointer.
GrRenderTargetProxy* fReplayDest = nullptr;
};
#else
class LazyProxyData : public SkRefCnt {};
#endif
SkDeferredDisplayList(const SkSurfaceCharacterization& characterization,
sk_sp<LazyProxyData>);
~SkDeferredDisplayList();
const SkSurfaceCharacterization& characterization() const {
return fCharacterization;
}
private:
friend class GrDrawingManager; // for access to 'fOpLists' and 'fLazyProxyData'
friend class SkDeferredDisplayListRecorder; // for access to 'fLazyProxyData'
const SkSurfaceCharacterization fCharacterization;
#if SK_SUPPORT_GPU
// This needs to match the same type in GrCoverageCountingPathRenderer.h
using PendingPathsMap = std::map<uint32_t, sk_sp<GrCCPerOpListPaths>>;
SkTArray<sk_sp<GrOpList>> fOpLists;
PendingPathsMap fPendingPaths; // This is the path data from CCPR.
#endif
sk_sp<LazyProxyData> fLazyProxyData;
};
#endif