diff options
Diffstat (limited to 'WebCore/html/canvas/WebGLObject.h')
| -rw-r--r-- | WebCore/html/canvas/WebGLObject.h | 21 |
1 files changed, 13 insertions, 8 deletions
diff --git a/WebCore/html/canvas/WebGLObject.h b/WebCore/html/canvas/WebGLObject.h index b66311f..18d4cf9 100644 --- a/WebCore/html/canvas/WebGLObject.h +++ b/WebCore/html/canvas/WebGLObject.h @@ -40,7 +40,7 @@ public: virtual ~WebGLObject(); Platform3DObject object() const { return m_object; } - void setObject(Platform3DObject, bool shouldDeleteObject = true); + void setObject(Platform3DObject); void deleteObject(); void detachContext() @@ -58,20 +58,25 @@ public: virtual bool isShader() const { return false; } virtual bool isTexture() const { return false; } + void onAttached() { ++m_attachmentCount; } + void onDetached() + { + if (m_attachmentCount) + --m_attachmentCount; + if (!m_attachmentCount && m_deleted) + m_object = 0; + } + unsigned getAttachmentCount() { return m_attachmentCount; } + protected: WebGLObject(WebGLRenderingContext*); virtual void deleteObjectImpl(Platform3DObject) = 0; private: Platform3DObject m_object; - // The shouldDeleteObject flag indicates whether this wrapper - // owns the underlying resource and should delete it when the - // wrapper is unreferenced for the last time and deleted. It - // is only set to false for certain objects returned from get - // queries. FIXME: should consider canonicalizing all of these - // objects in the future. - bool m_shouldDeleteObject; WebGLRenderingContext* m_context; + unsigned m_attachmentCount; + bool m_deleted; }; } // namespace WebCore |