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Side by Side Diff: Source/core/html/canvas/WebGLFramebuffer.h

Issue 1115553002: Removing blink::prefix (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master
Patch Set: Rebase Created 5 years, 7 months ago
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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 36 matching lines...) Expand 10 before | Expand all | Expand 10 after
47 virtual GLsizei height() const = 0; 47 virtual GLsizei height() const = 0;
48 virtual GLenum format() const = 0; 48 virtual GLenum format() const = 0;
49 // For texture attachment, type() returns the type of the attached textu re. 49 // For texture attachment, type() returns the type of the attached textu re.
50 // For renderbuffer attachment, the type of the renderbuffer may vary wi th GL implementation. 50 // For renderbuffer attachment, the type of the renderbuffer may vary wi th GL implementation.
51 // To avoid confusion, it would be better to not implement type() for re nderbuffer attachment and 51 // To avoid confusion, it would be better to not implement type() for re nderbuffer attachment and
52 // we should always use the internalformat of the renderbuffer and avoid using type() API. 52 // we should always use the internalformat of the renderbuffer and avoid using type() API.
53 virtual GLenum type() const = 0; 53 virtual GLenum type() const = 0;
54 virtual WebGLSharedObject* object() const = 0; 54 virtual WebGLSharedObject* object() const = 0;
55 virtual bool isSharedObject(WebGLSharedObject*) const = 0; 55 virtual bool isSharedObject(WebGLSharedObject*) const = 0;
56 virtual bool valid() const = 0; 56 virtual bool valid() const = 0;
57 virtual void onDetached(blink::WebGraphicsContext3D*) = 0; 57 virtual void onDetached(WebGraphicsContext3D*) = 0;
58 virtual void attach(blink::WebGraphicsContext3D*, GLenum attachment) = 0 ; 58 virtual void attach(WebGraphicsContext3D*, GLenum attachment) = 0;
59 virtual void unattach(blink::WebGraphicsContext3D*, GLenum attachment) = 0; 59 virtual void unattach(WebGraphicsContext3D*, GLenum attachment) = 0;
60 60
61 DEFINE_INLINE_VIRTUAL_TRACE() { } 61 DEFINE_INLINE_VIRTUAL_TRACE() { }
62 62
63 protected: 63 protected:
64 WebGLAttachment(); 64 WebGLAttachment();
65 }; 65 };
66 66
67 ~WebGLFramebuffer() override; 67 ~WebGLFramebuffer() override;
68 68
69 static PassRefPtrWillBeRawPtr<WebGLFramebuffer> create(WebGLRenderingContext Base*); 69 static PassRefPtrWillBeRawPtr<WebGLFramebuffer> create(WebGLRenderingContext Base*);
70 70
71 Platform3DObject object() const { return m_object; } 71 Platform3DObject object() const { return m_object; }
72 72
73 void setAttachmentForBoundFramebuffer(GLenum attachment, GLenum texTarget, W ebGLTexture*, GLint level); 73 void setAttachmentForBoundFramebuffer(GLenum attachment, GLenum texTarget, W ebGLTexture*, GLint level);
74 void setAttachmentForBoundFramebuffer(GLenum attachment, WebGLRenderbuffer*) ; 74 void setAttachmentForBoundFramebuffer(GLenum attachment, WebGLRenderbuffer*) ;
75 // If an object is attached to the currently bound framebuffer, remove it. 75 // If an object is attached to the currently bound framebuffer, remove it.
76 void removeAttachmentFromBoundFramebuffer(WebGLSharedObject*); 76 void removeAttachmentFromBoundFramebuffer(WebGLSharedObject*);
77 // If a given attachment point for the currently bound framebuffer is not nu ll, remove the attached object. 77 // If a given attachment point for the currently bound framebuffer is not nu ll, remove the attached object.
78 void removeAttachmentFromBoundFramebuffer(GLenum); 78 void removeAttachmentFromBoundFramebuffer(GLenum);
79 WebGLSharedObject* getAttachmentObject(GLenum) const; 79 WebGLSharedObject* getAttachmentObject(GLenum) const;
80 80
81 GLenum colorBufferFormat() const; 81 GLenum colorBufferFormat() const;
82 82
83 // This should always be called before drawArray, drawElements, clear, 83 // This should always be called before drawArray, drawElements, clear,
84 // readPixels, copyTexImage2D, copyTexSubImage2D if this framebuffer is 84 // readPixels, copyTexImage2D, copyTexSubImage2D if this framebuffer is
85 // currently bound. 85 // currently bound.
86 // Return false if the framebuffer is incomplete. 86 // Return false if the framebuffer is incomplete.
87 bool onAccess(blink::WebGraphicsContext3D*, const char** reason); 87 bool onAccess(WebGraphicsContext3D*, const char** reason);
88 88
89 // Software version of glCheckFramebufferStatus(), except that when 89 // Software version of glCheckFramebufferStatus(), except that when
90 // FRAMEBUFFER_COMPLETE is returned, it is still possible for 90 // FRAMEBUFFER_COMPLETE is returned, it is still possible for
91 // glCheckFramebufferStatus() to return FRAMEBUFFER_UNSUPPORTED, 91 // glCheckFramebufferStatus() to return FRAMEBUFFER_UNSUPPORTED,
92 // depending on hardware implementation. 92 // depending on hardware implementation.
93 GLenum checkStatus(const char** reason) const; 93 GLenum checkStatus(const char** reason) const;
94 94
95 bool hasEverBeenBound() const { return object() && m_hasEverBeenBound; } 95 bool hasEverBeenBound() const { return object() && m_hasEverBeenBound; }
96 96
97 void setHasEverBeenBound() { m_hasEverBeenBound = true; } 97 void setHasEverBeenBound() { m_hasEverBeenBound = true; }
98 98
99 bool hasStencilBuffer() const; 99 bool hasStencilBuffer() const;
100 100
101 // Wrapper for drawBuffersEXT/drawBuffersARB to work around a driver bug. 101 // Wrapper for drawBuffersEXT/drawBuffersARB to work around a driver bug.
102 void drawBuffers(const Vector<GLenum>& bufs); 102 void drawBuffers(const Vector<GLenum>& bufs);
103 103
104 GLenum getDrawBuffer(GLenum); 104 GLenum getDrawBuffer(GLenum);
105 105
106 DECLARE_VIRTUAL_TRACE(); 106 DECLARE_VIRTUAL_TRACE();
107 107
108 protected: 108 protected:
109 explicit WebGLFramebuffer(WebGLRenderingContextBase*); 109 explicit WebGLFramebuffer(WebGLRenderingContextBase*);
110 110
111 bool hasObject() const override { return m_object != 0; } 111 bool hasObject() const override { return m_object != 0; }
112 void deleteObjectImpl(blink::WebGraphicsContext3D*) override; 112 void deleteObjectImpl(WebGraphicsContext3D*) override;
113 113
114 private: 114 private:
115 WebGLAttachment* getAttachment(GLenum) const; 115 WebGLAttachment* getAttachment(GLenum) const;
116 bool isAttachmentComplete(WebGLAttachment* attachedObject, GLenum attachment , const char** reason) const; 116 bool isAttachmentComplete(WebGLAttachment* attachedObject, GLenum attachment , const char** reason) const;
117 117
118 // Check if the framebuffer is currently bound. 118 // Check if the framebuffer is currently bound.
119 bool isBound() const; 119 bool isBound() const;
120 120
121 // attach 'attachment' at 'attachmentPoint'. 121 // attach 'attachment' at 'attachmentPoint'.
122 void attach(GLenum attachment, GLenum attachmentPoint); 122 void attach(GLenum attachment, GLenum attachmentPoint);
123 123
124 // Check if a new drawBuffers call should be issued. This is called when we add or remove an attachment. 124 // Check if a new drawBuffers call should be issued. This is called when we add or remove an attachment.
125 void drawBuffersIfNecessary(bool force); 125 void drawBuffersIfNecessary(bool force);
126 126
127 Platform3DObject m_object; 127 Platform3DObject m_object;
128 128
129 typedef WillBeHeapHashMap<GLenum, RefPtrWillBeMember<WebGLAttachment>> Attac hmentMap; 129 typedef WillBeHeapHashMap<GLenum, RefPtrWillBeMember<WebGLAttachment>> Attac hmentMap;
130 130
131 AttachmentMap m_attachments; 131 AttachmentMap m_attachments;
132 132
133 bool m_hasEverBeenBound; 133 bool m_hasEverBeenBound;
134 134
135 Vector<GLenum> m_drawBuffers; 135 Vector<GLenum> m_drawBuffers;
136 Vector<GLenum> m_filteredDrawBuffers; 136 Vector<GLenum> m_filteredDrawBuffers;
137 }; 137 };
138 138
139 } // namespace blink 139 } // namespace blink
140 140
141 #endif // WebGLFramebuffer_h 141 #endif // WebGLFramebuffer_h
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