1/*
2 * Copyright 2015 Google Inc.
3 *
4 * Use of this source code is governed by a BSD-style license that can be
5 * found in the LICENSE file.
6 */
7
8#ifndef GrGLTransferBuffer_DEFINED
9#define GrGLTransferBuffer_DEFINED
10
11#include "GrTransferBuffer.h"
12#include "GrGLBufferImpl.h"
13#include "gl/GrGLInterface.h"
14
15class GrGLGpu;
16
17class GrGLTransferBuffer : public GrTransferBuffer {
18
19public:
20    typedef GrGLBufferImpl::Desc Desc;
21
22    GrGLTransferBuffer(GrGLGpu* gpu, const Desc& desc, GrGLenum type);
23
24    GrGLuint bufferID() const { return fImpl.bufferID(); }
25    size_t baseOffset() const { return fImpl.baseOffset(); }
26    GrGLenum bufferType() const { return fImpl.bufferType(); }
27
28protected:
29    void onAbandon() override;
30    void onRelease() override;
31    void setMemoryBacking(SkTraceMemoryDump* traceMemoryDump,
32                          const SkString& dumpName) const override;
33
34private:
35    void* onMap() override;
36    void onUnmap() override;
37
38    GrGLGpu* getGpuGL() const {
39        SkASSERT(!this->wasDestroyed());
40        return (GrGLGpu*)(this->getGpu());
41    }
42
43    GrGLBufferImpl fImpl;
44
45    typedef GrTransferBuffer INHERITED;
46};
47
48#endif
49