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28 #include "core/html/canvas/OESVertexArrayObject.h"
30 #include "bindings/v8/ExceptionState.h"
31 #include "core/html/canvas/WebGLRenderingContext.h"
32 #include "core/html/canvas/WebGLVertexArrayObjectOES.h"
36 OESVertexArrayObject::OESVertexArrayObject(WebGLRenderingContext* context)
37 : WebGLExtension(context)
39 ScriptWrappable::init(this);
40 context->extensionsUtil()->ensureExtensionEnabled("GL_OES_vertex_array_object");
43 OESVertexArrayObject::~OESVertexArrayObject()
47 WebGLExtension::ExtensionName OESVertexArrayObject::name() const
49 return OESVertexArrayObjectName;
52 PassRefPtr<OESVertexArrayObject> OESVertexArrayObject::create(WebGLRenderingContext* context)
54 return adoptRef(new OESVertexArrayObject(context));
57 PassRefPtr<WebGLVertexArrayObjectOES> OESVertexArrayObject::createVertexArrayOES()
62 RefPtr<WebGLVertexArrayObjectOES> o = WebGLVertexArrayObjectOES::create(m_context, WebGLVertexArrayObjectOES::VaoTypeUser);
63 m_context->addContextObject(o.get());
67 void OESVertexArrayObject::deleteVertexArrayOES(WebGLVertexArrayObjectOES* arrayObject)
69 if (!arrayObject || isLost())
72 if (!arrayObject->isDefaultObject() && arrayObject == m_context->m_boundVertexArrayObject)
73 m_context->setBoundVertexArrayObject(0);
75 arrayObject->deleteObject(m_context->webGraphicsContext3D());
78 GLboolean OESVertexArrayObject::isVertexArrayOES(WebGLVertexArrayObjectOES* arrayObject)
80 if (!arrayObject || isLost())
83 if (!arrayObject->hasEverBeenBound())
86 return m_context->webGraphicsContext3D()->isVertexArrayOES(arrayObject->object());
89 void OESVertexArrayObject::bindVertexArrayOES(WebGLVertexArrayObjectOES* arrayObject)
94 if (arrayObject && (arrayObject->isDeleted() || !arrayObject->validate(0, context()))) {
95 m_context->webGraphicsContext3D()->synthesizeGLError(GL_INVALID_OPERATION);
99 if (arrayObject && !arrayObject->isDefaultObject() && arrayObject->object()) {
100 m_context->webGraphicsContext3D()->bindVertexArrayOES(arrayObject->object());
102 arrayObject->setHasEverBeenBound();
103 m_context->setBoundVertexArrayObject(arrayObject);
105 m_context->webGraphicsContext3D()->bindVertexArrayOES(0);
106 m_context->setBoundVertexArrayObject(0);
110 bool OESVertexArrayObject::supported(WebGLRenderingContext* context)
112 return context->extensionsUtil()->supportsExtension("GL_OES_vertex_array_object");
115 const char* OESVertexArrayObject::extensionName()
117 return "OES_vertex_array_object";
120 } // namespace WebCore