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28 #include "core/html/canvas/OESVertexArrayObject.h"
30 #include "bindings/core/v8/ExceptionState.h"
31 #include "core/html/canvas/WebGLRenderingContextBase.h"
32 #include "core/html/canvas/WebGLVertexArrayObjectOES.h"
36 OESVertexArrayObject::OESVertexArrayObject(WebGLRenderingContextBase* context)
37 : WebGLExtension(context)
39 context->extensionsUtil()->ensureExtensionEnabled("GL_OES_vertex_array_object");
42 OESVertexArrayObject::~OESVertexArrayObject()
46 WebGLExtensionName OESVertexArrayObject::name() const
48 return OESVertexArrayObjectName;
51 PassRefPtrWillBeRawPtr<OESVertexArrayObject> OESVertexArrayObject::create(WebGLRenderingContextBase* context)
53 return adoptRefWillBeNoop(new OESVertexArrayObject(context));
56 PassRefPtrWillBeRawPtr<WebGLVertexArrayObjectOES> OESVertexArrayObject::createVertexArrayOES()
61 RefPtrWillBeRawPtr<WebGLVertexArrayObjectOES> o = WebGLVertexArrayObjectOES::create(m_context, WebGLVertexArrayObjectOES::VaoTypeUser);
62 m_context->addContextObject(o.get());
66 void OESVertexArrayObject::deleteVertexArrayOES(WebGLVertexArrayObjectOES* arrayObject)
68 if (!arrayObject || isLost())
71 if (!arrayObject->isDefaultObject() && arrayObject == m_context->m_boundVertexArrayObject)
72 m_context->setBoundVertexArrayObject(nullptr);
74 arrayObject->deleteObject(m_context->webContext());
77 GLboolean OESVertexArrayObject::isVertexArrayOES(WebGLVertexArrayObjectOES* arrayObject)
79 if (!arrayObject || isLost())
82 if (!arrayObject->hasEverBeenBound())
85 return m_context->webContext()->isVertexArrayOES(arrayObject->object());
88 void OESVertexArrayObject::bindVertexArrayOES(WebGLVertexArrayObjectOES* arrayObject)
93 if (arrayObject && (arrayObject->isDeleted() || !arrayObject->validate(0, context()))) {
94 m_context->webContext()->synthesizeGLError(GL_INVALID_OPERATION);
98 if (arrayObject && !arrayObject->isDefaultObject() && arrayObject->object()) {
99 m_context->webContext()->bindVertexArrayOES(arrayObject->object());
101 arrayObject->setHasEverBeenBound();
102 m_context->setBoundVertexArrayObject(arrayObject);
104 m_context->webContext()->bindVertexArrayOES(0);
105 m_context->setBoundVertexArrayObject(nullptr);
109 bool OESVertexArrayObject::supported(WebGLRenderingContextBase* context)
111 return context->extensionsUtil()->supportsExtension("GL_OES_vertex_array_object");
114 const char* OESVertexArrayObject::extensionName()
116 return "OES_vertex_array_object";