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1 /* | 1 /* |
2 * Copyright 2013 Google Inc. | 2 * Copyright 2013 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 #include "GrGLNoOpInterface.h" | 8 #include "GrGLNoOpInterface.h" |
9 #include "SkString.h" | 9 #include "SkString.h" |
10 #include "SkThread.h" | 10 #include "SkThread.h" |
11 | 11 |
12 // the OpenGLES 2.0 spec says this must be >= 128 | 12 // the OpenGLES 2.0 spec says this must be >= 128 |
13 static const GrGLint kDefaultMaxVertexUniformVectors = 128; | 13 static const GrGLint kDefaultMaxVertexUniformVectors = 128; |
14 | 14 |
15 // the OpenGLES 2.0 spec says this must be >=16 | 15 // the OpenGLES 2.0 spec says this must be >=16 |
16 static const GrGLint kDefaultMaxFragmentUniformVectors = 16; | 16 static const GrGLint kDefaultMaxFragmentUniformVectors = 16; |
17 | 17 |
18 // the OpenGLES 2.0 spec says this must be >= 8 | 18 // the OpenGLES 2.0 spec says this must be >= 8 |
19 static const GrGLint kDefaultMaxVertexAttribs = 8; | 19 static const GrGLint kDefaultMaxVertexAttribs = 8; |
20 | 20 |
21 // the OpenGLES 2.0 spec says this must be >= 8 | 21 // the OpenGLES 2.0 spec says this must be >= 8 |
22 static const GrGLint kDefaultMaxVaryingVectors = 8; | 22 static const GrGLint kDefaultMaxVaryingVectors = 8; |
23 | 23 |
24 static const char* kExtensions[] = { | 24 static const char* kExtensions[] = { |
25 "GL_ARB_framebuffer_object", | 25 "GL_ARB_framebuffer_object", |
26 "GL_ARB_blend_func_extended", | 26 "GL_ARB_blend_func_extended", |
27 "GL_ARB_timer_query", | 27 "GL_ARB_timer_query", |
28 "GL_ARB_draw_buffers", | 28 "GL_ARB_draw_buffers", |
29 "GL_ARB_occlusion_query", | 29 "GL_ARB_occlusion_query", |
30 "GL_EXT_blend_color", | |
31 "GL_EXT_stencil_wrap" | 30 "GL_EXT_stencil_wrap" |
32 }; | 31 }; |
33 | 32 |
34 namespace { | 33 namespace { |
35 const GrGLubyte* combined_extensions_string() { | 34 const GrGLubyte* combined_extensions_string() { |
36 static SkString gExtString; | 35 static SkString gExtString; |
37 static SkMutex gMutex; | 36 static SkMutex gMutex; |
38 gMutex.acquire(); | 37 gMutex.acquire(); |
39 if (0 == gExtString.size()) { | 38 if (0 == gExtString.size()) { |
40 for (size_t i = 0; i < SK_ARRAY_COUNT(kExtensions) - 1; ++i) { | 39 for (size_t i = 0; i < SK_ARRAY_COUNT(kExtensions) - 1; ++i) { |
41 gExtString.append(kExtensions[i]); | 40 gExtString.append(kExtensions[i]); |
42 gExtString.append(" "); | 41 gExtString.append(" "); |
43 } | 42 } |
44 gExtString.append(kExtensions[SK_ARRAY_COUNT(kExtensions) - 1]); | 43 gExtString.append(kExtensions[SK_ARRAY_COUNT(kExtensions) - 1]); |
45 } | 44 } |
46 gMutex.release(); | 45 gMutex.release(); |
47 return (const GrGLubyte*) gExtString.c_str(); | 46 return (const GrGLubyte*) gExtString.c_str(); |
48 } | 47 } |
49 } | 48 } |
50 | 49 |
| 50 GrGLvoid GR_GL_FUNCTION_TYPE noOpGLBindFragDataLocation(GrGLuint program, |
| 51 GrGLuint colorNumber, |
| 52 const GrGLchar* name) { |
| 53 } |
| 54 |
51 GrGLvoid GR_GL_FUNCTION_TYPE noOpGLBlendColor(GrGLclampf red, | 55 GrGLvoid GR_GL_FUNCTION_TYPE noOpGLBlendColor(GrGLclampf red, |
52 GrGLclampf green, | 56 GrGLclampf green, |
53 GrGLclampf blue, | 57 GrGLclampf blue, |
54 GrGLclampf alpha) { | 58 GrGLclampf alpha) { |
55 } | 59 } |
56 | 60 |
57 GrGLvoid GR_GL_FUNCTION_TYPE noOpGLBindFragDataLocation(GrGLuint program, | 61 GrGLvoid GR_GL_FUNCTION_TYPE noOpGLBlendEquation(GrGLenum mode) { |
58 GrGLuint colorNumber, | |
59 const GrGLchar* name) { | |
60 } | 62 } |
61 | 63 |
62 GrGLvoid GR_GL_FUNCTION_TYPE noOpGLBlendFunc(GrGLenum sfactor, | 64 GrGLvoid GR_GL_FUNCTION_TYPE noOpGLBlendFunc(GrGLenum sfactor, |
63 GrGLenum dfactor) { | 65 GrGLenum dfactor) { |
64 } | 66 } |
65 | 67 |
66 GrGLvoid GR_GL_FUNCTION_TYPE noOpGLBufferSubData(GrGLenum target, | 68 GrGLvoid GR_GL_FUNCTION_TYPE noOpGLBufferSubData(GrGLenum target, |
67 GrGLintptr offset, | 69 GrGLintptr offset, |
68 GrGLsizeiptr size, | 70 GrGLsizeiptr size, |
69 const GrGLvoid* data) { | 71 const GrGLvoid* data) { |
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655 static int gUniLocation = 0; | 657 static int gUniLocation = 0; |
656 return ++gUniLocation; | 658 return ++gUniLocation; |
657 } | 659 } |
658 | 660 |
659 GrGLvoid GR_GL_FUNCTION_TYPE noOpGLInsertEventMarker(GrGLsizei length, const cha
r* marker) { | 661 GrGLvoid GR_GL_FUNCTION_TYPE noOpGLInsertEventMarker(GrGLsizei length, const cha
r* marker) { |
660 } | 662 } |
661 GrGLvoid GR_GL_FUNCTION_TYPE noOpGLPushGroupMarker(GrGLsizei length , const cha
r* marker) { | 663 GrGLvoid GR_GL_FUNCTION_TYPE noOpGLPushGroupMarker(GrGLsizei length , const cha
r* marker) { |
662 } | 664 } |
663 GrGLvoid GR_GL_FUNCTION_TYPE noOpGLPopGroupMarker() { | 665 GrGLvoid GR_GL_FUNCTION_TYPE noOpGLPopGroupMarker() { |
664 } | 666 } |
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