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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 |
| (...skipping 16 matching lines...) Expand all Loading... |
| 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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