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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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43 class WebGLFramebuffer final : public WebGLContextObject { | 43 class WebGLFramebuffer final : public WebGLContextObject { |
44 DEFINE_WRAPPERTYPEINFO(); | 44 DEFINE_WRAPPERTYPEINFO(); |
45 public: | 45 public: |
46 class WebGLAttachment : public GarbageCollectedFinalized<WebGLAttachment> { | 46 class WebGLAttachment : public GarbageCollectedFinalized<WebGLAttachment> { |
47 public: | 47 public: |
48 virtual ~WebGLAttachment(); | 48 virtual ~WebGLAttachment(); |
49 | 49 |
50 virtual WebGLSharedObject* object() const = 0; | 50 virtual WebGLSharedObject* object() const = 0; |
51 virtual bool isSharedObject(WebGLSharedObject*) const = 0; | 51 virtual bool isSharedObject(WebGLSharedObject*) const = 0; |
52 virtual bool valid() const = 0; | 52 virtual bool valid() const = 0; |
53 virtual void onDetached(WebGraphicsContext3D*, gpu::gles2::GLES2Interfac
e*) = 0; | 53 virtual void onDetached(gpu::gles2::GLES2Interface*) = 0; |
54 virtual void attach(gpu::gles2::GLES2Interface*, GLenum target, GLenum a
ttachment) = 0; | 54 virtual void attach(gpu::gles2::GLES2Interface*, GLenum target, GLenum a
ttachment) = 0; |
55 virtual void unattach(gpu::gles2::GLES2Interface*, GLenum target, GLenum
attachment) = 0; | 55 virtual void unattach(gpu::gles2::GLES2Interface*, GLenum target, GLenum
attachment) = 0; |
56 | 56 |
57 DEFINE_INLINE_VIRTUAL_TRACE() { } | 57 DEFINE_INLINE_VIRTUAL_TRACE() { } |
58 | 58 |
59 protected: | 59 protected: |
60 WebGLAttachment(); | 60 WebGLAttachment(); |
61 }; | 61 }; |
62 | 62 |
63 ~WebGLFramebuffer() override; | 63 ~WebGLFramebuffer() override; |
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93 void readBuffer(const GLenum colorBuffer) { m_readBuffer = colorBuffer; } | 93 void readBuffer(const GLenum colorBuffer) { m_readBuffer = colorBuffer; } |
94 | 94 |
95 GLenum getReadBuffer() const { return m_readBuffer; } | 95 GLenum getReadBuffer() const { return m_readBuffer; } |
96 | 96 |
97 DECLARE_VIRTUAL_TRACE(); | 97 DECLARE_VIRTUAL_TRACE(); |
98 | 98 |
99 protected: | 99 protected: |
100 explicit WebGLFramebuffer(WebGLRenderingContextBase*); | 100 explicit WebGLFramebuffer(WebGLRenderingContextBase*); |
101 | 101 |
102 bool hasObject() const override { return m_object != 0; } | 102 bool hasObject() const override { return m_object != 0; } |
103 void deleteObjectImpl(WebGraphicsContext3D*, gpu::gles2::GLES2Interface*) ov
erride; | 103 void deleteObjectImpl(gpu::gles2::GLES2Interface*) override; |
104 | 104 |
105 private: | 105 private: |
106 WebGLAttachment* getAttachment(GLenum attachment) const; | 106 WebGLAttachment* getAttachment(GLenum attachment) const; |
107 | 107 |
108 // Check if the framebuffer is currently bound. | 108 // Check if the framebuffer is currently bound. |
109 bool isBound(GLenum target) const; | 109 bool isBound(GLenum target) const; |
110 | 110 |
111 // attach 'attachment' at 'attachmentPoint'. | 111 // attach 'attachment' at 'attachmentPoint'. |
112 void attach(GLenum target, GLenum attachment, GLenum attachmentPoint); | 112 void attach(GLenum target, GLenum attachment, GLenum attachmentPoint); |
113 | 113 |
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125 | 125 |
126 Vector<GLenum> m_drawBuffers; | 126 Vector<GLenum> m_drawBuffers; |
127 Vector<GLenum> m_filteredDrawBuffers; | 127 Vector<GLenum> m_filteredDrawBuffers; |
128 | 128 |
129 GLenum m_readBuffer; | 129 GLenum m_readBuffer; |
130 }; | 130 }; |
131 | 131 |
132 } // namespace blink | 132 } // namespace blink |
133 | 133 |
134 #endif // WebGLFramebuffer_h | 134 #endif // WebGLFramebuffer_h |
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