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84faf899bc
These calls don't do anything. TBR=eseidel@chromium.org Review URL: https://codereview.chromium.org/706123005
120 lines
4.0 KiB
C++
120 lines
4.0 KiB
C++
/*
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* Copyright (C) 2011 Google Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "config.h"
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#include "core/html/canvas/OESVertexArrayObject.h"
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#include "bindings/core/v8/ExceptionState.h"
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#include "core/html/canvas/WebGLRenderingContextBase.h"
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#include "core/html/canvas/WebGLVertexArrayObjectOES.h"
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namespace blink {
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OESVertexArrayObject::OESVertexArrayObject(WebGLRenderingContextBase* context)
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: WebGLExtension(context)
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{
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context->extensionsUtil()->ensureExtensionEnabled("GL_OES_vertex_array_object");
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}
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OESVertexArrayObject::~OESVertexArrayObject()
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{
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}
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WebGLExtensionName OESVertexArrayObject::name() const
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{
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return OESVertexArrayObjectName;
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}
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PassRefPtr<OESVertexArrayObject> OESVertexArrayObject::create(WebGLRenderingContextBase* context)
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{
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return adoptRef(new OESVertexArrayObject(context));
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}
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PassRefPtr<WebGLVertexArrayObjectOES> OESVertexArrayObject::createVertexArrayOES()
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{
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if (isLost())
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return nullptr;
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RefPtr<WebGLVertexArrayObjectOES> o = WebGLVertexArrayObjectOES::create(m_context, WebGLVertexArrayObjectOES::VaoTypeUser);
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m_context->addContextObject(o.get());
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return o.release();
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}
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void OESVertexArrayObject::deleteVertexArrayOES(WebGLVertexArrayObjectOES* arrayObject)
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{
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if (!arrayObject || isLost())
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return;
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if (!arrayObject->isDefaultObject() && arrayObject == m_context->m_boundVertexArrayObject)
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m_context->setBoundVertexArrayObject(nullptr);
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arrayObject->deleteObject(m_context->webContext());
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}
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GLboolean OESVertexArrayObject::isVertexArrayOES(WebGLVertexArrayObjectOES* arrayObject)
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{
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if (!arrayObject || isLost())
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return 0;
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if (!arrayObject->hasEverBeenBound())
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return 0;
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return m_context->webContext()->isVertexArrayOES(arrayObject->object());
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}
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void OESVertexArrayObject::bindVertexArrayOES(WebGLVertexArrayObjectOES* arrayObject)
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{
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if (isLost())
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return;
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if (arrayObject && (arrayObject->isDeleted() || !arrayObject->validate(0, context()))) {
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m_context->webContext()->synthesizeGLError(GL_INVALID_OPERATION);
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return;
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}
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if (arrayObject && !arrayObject->isDefaultObject() && arrayObject->object()) {
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m_context->webContext()->bindVertexArrayOES(arrayObject->object());
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arrayObject->setHasEverBeenBound();
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m_context->setBoundVertexArrayObject(arrayObject);
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} else {
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m_context->webContext()->bindVertexArrayOES(0);
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m_context->setBoundVertexArrayObject(nullptr);
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}
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}
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bool OESVertexArrayObject::supported(WebGLRenderingContextBase* context)
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{
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return context->extensionsUtil()->supportsExtension("GL_OES_vertex_array_object");
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}
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const char* OESVertexArrayObject::extensionName()
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{
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return "OES_vertex_array_object";
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}
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} // namespace blink
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