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1 /* | 1 /* |
2 * Copyright 2016 Google Inc. | 2 * Copyright 2016 Google Inc. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 */ | 6 */ |
7 | 7 |
8 #ifndef GrGLBuffer_DEFINED | 8 #ifndef GrGLBuffer_DEFINED |
9 #define GrGLBuffer_DEFINED | 9 #define GrGLBuffer_DEFINED |
10 | 10 |
11 #include "GrBuffer.h" | 11 #include "GrBuffer.h" |
12 #include "gl/GrGLTypes.h" | 12 #include "gl/GrGLTypes.h" |
13 | 13 |
14 class GrGLGpu; | 14 class GrGLGpu; |
15 class GrGLCaps; | 15 class GrGLCaps; |
16 | 16 |
17 class GrGLBuffer : public GrBuffer { | 17 class GrGLBuffer : public GrBuffer { |
18 public: | 18 public: |
19 static GrGLBuffer* Create(GrGLGpu*, size_t size, GrBufferType intendedType,
GrAccessPattern, | 19 static GrGLBuffer* Create(GrGLGpu*, GrBufferType, size_t size, GrAccessPatte
rn); |
20 const void* data = nullptr); | |
21 | 20 |
22 ~GrGLBuffer() { | 21 ~GrGLBuffer() { |
23 // either release or abandon should have been called by the owner of thi
s object. | 22 // either release or abandon should have been called by the owner of thi
s object. |
24 SkASSERT(0 == fBufferID); | 23 SkASSERT(0 == fBufferID); |
25 } | 24 } |
26 | 25 |
| 26 GrGLenum target() const { return fTarget; } |
27 GrGLuint bufferID() const { return fBufferID; } | 27 GrGLuint bufferID() const { return fBufferID; } |
28 size_t baseOffset() const { return reinterpret_cast<size_t>(fCPUData); } | 28 size_t baseOffset() const { return reinterpret_cast<size_t>(fCPUData); } |
29 | 29 |
30 protected: | 30 protected: |
31 GrGLBuffer(GrGLGpu*, size_t size, GrBufferType intendedType, GrAccessPattern
, bool cpuBacked, | 31 GrGLBuffer(GrGLGpu*, GrBufferType, size_t size, GrAccessPattern, bool cpuBac
ked); |
32 const void* data); | |
33 | 32 |
34 void onAbandon() override; | 33 void onAbandon() override; |
35 void onRelease() override; | 34 void onRelease() override; |
36 void setMemoryBacking(SkTraceMemoryDump* traceMemoryDump, | 35 void setMemoryBacking(SkTraceMemoryDump* traceMemoryDump, |
37 const SkString& dumpName) const override; | 36 const SkString& dumpName) const override; |
38 | 37 |
39 private: | 38 private: |
40 GrGLGpu* glGpu() const; | 39 GrGLGpu* glGpu() const; |
41 const GrGLCaps& glCaps() const; | 40 const GrGLCaps& glCaps() const; |
42 | 41 |
43 void onMap() override; | 42 void onMap() override; |
44 void onUnmap() override; | 43 void onUnmap() override; |
45 bool onUpdateData(const void* src, size_t srcSizeInBytes) override; | 44 bool onUpdateData(const void* src, size_t srcSizeInBytes) override; |
46 | 45 |
47 #ifdef SK_DEBUG | 46 #ifdef SK_DEBUG |
48 void validate() const; | 47 void validate() const; |
49 #endif | 48 #endif |
50 | 49 |
51 void* fCPUData; | 50 void* fCPUData; |
52 GrBufferType fIntendedType; | 51 GrGLenum fTarget; // GL_ARRAY_BUFFER or GL_ELEMENT_ARRAY_BUFFER, e.g. |
53 GrGLuint fBufferID; | 52 GrGLuint fBufferID; |
54 size_t fSizeInBytes; | 53 size_t fSizeInBytes; |
55 GrGLenum fUsage; | 54 GrGLenum fUsage; |
56 size_t fGLSizeInBytes; // In certain cases we make the size of t
he GL buffer object | 55 size_t fGLSizeInBytes; // In certain cases we make the size of the
GL buffer object |
57 // smaller or larger than the size in fDe
sc. | 56 // smaller or larger than the size in fDesc
. |
58 | 57 |
59 typedef GrBuffer INHERITED; | 58 typedef GrBuffer INHERITED; |
60 }; | 59 }; |
61 | 60 |
62 #endif | 61 #endif |
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