gfx/skia/trunk/src/gpu/gl/GrGLVertexBuffer.h

branch
TOR_BUG_3246
changeset 7
129ffea94266
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-1:000000000000 0:195e92539120
1 /*
2 * Copyright 2011 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 GrGLVertexBuffer_DEFINED
9 #define GrGLVertexBuffer_DEFINED
10
11 #include "GrVertexBuffer.h"
12 #include "GrGLBufferImpl.h"
13 #include "gl/GrGLInterface.h"
14
15 class GrGpuGL;
16
17 class GrGLVertexBuffer : public GrVertexBuffer {
18
19 public:
20 typedef GrGLBufferImpl::Desc Desc;
21
22 GrGLVertexBuffer(GrGpuGL* gpu, const Desc& desc);
23 virtual ~GrGLVertexBuffer() { this->release(); }
24
25 GrGLuint bufferID() const { return fImpl.bufferID(); }
26 size_t baseOffset() const { return fImpl.baseOffset(); }
27
28 void bind() const {
29 if (this->isValid()) {
30 fImpl.bind(this->getGpuGL());
31 }
32 }
33
34 // overrides of GrVertexBuffer
35 virtual void* lock();
36 virtual void* lockPtr() const;
37 virtual void unlock();
38 virtual bool isLocked() const;
39 virtual bool updateData(const void* src, size_t srcSizeInBytes);
40
41 protected:
42 // overrides of GrResource
43 virtual void onAbandon() SK_OVERRIDE;
44 virtual void onRelease() SK_OVERRIDE;
45
46 private:
47 GrGpuGL* getGpuGL() const {
48 SkASSERT(this->isValid());
49 return (GrGpuGL*)(this->getGpu());
50 }
51
52 GrGLBufferImpl fImpl;
53
54 typedef GrVertexBuffer INHERITED;
55 };
56
57 #endif

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