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1 /* | 1 /* |
2 * Copyright (C) 2009 Apple Inc. All rights reserved. | 2 * Copyright (C) 2009 Apple Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
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27 #define WebGLProgram_h | 27 #define WebGLProgram_h |
28 | 28 |
29 #include "bindings/core/v8/ScriptWrappable.h" | 29 #include "bindings/core/v8/ScriptWrappable.h" |
30 #include "core/html/canvas/WebGLSharedObject.h" | 30 #include "core/html/canvas/WebGLSharedObject.h" |
31 #include "core/html/canvas/WebGLShader.h" | 31 #include "core/html/canvas/WebGLShader.h" |
32 #include "wtf/PassRefPtr.h" | 32 #include "wtf/PassRefPtr.h" |
33 #include "wtf/Vector.h" | 33 #include "wtf/Vector.h" |
34 | 34 |
35 namespace blink { | 35 namespace blink { |
36 | 36 |
37 class WebGLProgram FINAL : public WebGLSharedObject, public ScriptWrappable { | 37 class WebGLProgram final : public WebGLSharedObject, public ScriptWrappable { |
38 DEFINE_WRAPPERTYPEINFO(); | 38 DEFINE_WRAPPERTYPEINFO(); |
39 public: | 39 public: |
40 virtual ~WebGLProgram(); | 40 virtual ~WebGLProgram(); |
41 | 41 |
42 static PassRefPtrWillBeRawPtr<WebGLProgram> create(WebGLRenderingContextBase
*); | 42 static PassRefPtrWillBeRawPtr<WebGLProgram> create(WebGLRenderingContextBase
*); |
43 | 43 |
44 unsigned numActiveAttribLocations(); | 44 unsigned numActiveAttribLocations(); |
45 GLint getActiveAttribLocation(GLuint index); | 45 GLint getActiveAttribLocation(GLuint index); |
46 | 46 |
47 bool isUsingVertexAttrib0(); | 47 bool isUsingVertexAttrib0(); |
48 | 48 |
49 bool linkStatus(); | 49 bool linkStatus(); |
50 | 50 |
51 unsigned linkCount() const { return m_linkCount; } | 51 unsigned linkCount() const { return m_linkCount; } |
52 | 52 |
53 // This is to be called everytime after the program is successfully linked. | 53 // This is to be called everytime after the program is successfully linked. |
54 // We don't deal with integer overflow here, assuming in reality a program | 54 // We don't deal with integer overflow here, assuming in reality a program |
55 // will never be linked so many times. | 55 // will never be linked so many times. |
56 // Also, we invalidate the cached program info. | 56 // Also, we invalidate the cached program info. |
57 void increaseLinkCount(); | 57 void increaseLinkCount(); |
58 | 58 |
59 WebGLShader* getAttachedShader(GLenum); | 59 WebGLShader* getAttachedShader(GLenum); |
60 bool attachShader(WebGLShader*); | 60 bool attachShader(WebGLShader*); |
61 bool detachShader(WebGLShader*); | 61 bool detachShader(WebGLShader*); |
62 | 62 |
63 virtual void trace(Visitor*) OVERRIDE; | 63 virtual void trace(Visitor*) override; |
64 | 64 |
65 protected: | 65 protected: |
66 explicit WebGLProgram(WebGLRenderingContextBase*); | 66 explicit WebGLProgram(WebGLRenderingContextBase*); |
67 | 67 |
68 virtual void deleteObjectImpl(blink::WebGraphicsContext3D*, Platform3DObject
) OVERRIDE; | 68 virtual void deleteObjectImpl(blink::WebGraphicsContext3D*, Platform3DObject
) override; |
69 | 69 |
70 private: | 70 private: |
71 virtual bool isProgram() const OVERRIDE { return true; } | 71 virtual bool isProgram() const override { return true; } |
72 | 72 |
73 void cacheActiveAttribLocations(blink::WebGraphicsContext3D*); | 73 void cacheActiveAttribLocations(blink::WebGraphicsContext3D*); |
74 void cacheInfoIfNeeded(); | 74 void cacheInfoIfNeeded(); |
75 | 75 |
76 Vector<GLint> m_activeAttribLocations; | 76 Vector<GLint> m_activeAttribLocations; |
77 | 77 |
78 GLint m_linkStatus; | 78 GLint m_linkStatus; |
79 | 79 |
80 // This is used to track whether a WebGLUniformLocation belongs to this | 80 // This is used to track whether a WebGLUniformLocation belongs to this |
81 // program or not. | 81 // program or not. |
82 unsigned m_linkCount; | 82 unsigned m_linkCount; |
83 | 83 |
84 RefPtrWillBeMember<WebGLShader> m_vertexShader; | 84 RefPtrWillBeMember<WebGLShader> m_vertexShader; |
85 RefPtrWillBeMember<WebGLShader> m_fragmentShader; | 85 RefPtrWillBeMember<WebGLShader> m_fragmentShader; |
86 | 86 |
87 bool m_infoValid; | 87 bool m_infoValid; |
88 }; | 88 }; |
89 | 89 |
90 } // namespace blink | 90 } // namespace blink |
91 | 91 |
92 #endif // WebGLProgram_h | 92 #endif // WebGLProgram_h |
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