15c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)/* 25c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Copyright (C) 2011 Google Inc. All rights reserved. 35c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 45c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Redistribution and use in source and binary forms, with or without 55c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * modification, are permitted provided that the following conditions 65c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * are met: 75c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 85c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 1. Redistributions of source code must retain the above copyright 95c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * notice, this list of conditions and the following disclaimer. 105c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 2. Redistributions in binary form must reproduce the above copyright 115c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * notice, this list of conditions and the following disclaimer in the 125c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * documentation and/or other materials provided with the distribution. 135c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 145c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY 155c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 165c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 175c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY 185c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 195c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 205c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 215c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 225c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 235c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 245c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) */ 255c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 265c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#include "config.h" 275c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 2853e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#include "core/html/canvas/OESStandardDerivatives.h" 2953e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#include "core/platform/graphics/Extensions3D.h" 305c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 315c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)namespace WebCore { 325c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 335c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)OESStandardDerivatives::OESStandardDerivatives(WebGLRenderingContext* context) 345c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) : WebGLExtension(context) 355c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles){ 3693ac45cfc74041c8ae536ce58a9534d46db2024eTorne (Richard Coles) ScriptWrappable::init(this); 3753e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles) context->graphicsContext3D()->getExtensions()->ensureEnabled("GL_OES_standard_derivatives"); 385c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)} 395c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 405c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)OESStandardDerivatives::~OESStandardDerivatives() 415c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles){ 425c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)} 435c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 445c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)WebGLExtension::ExtensionName OESStandardDerivatives::getName() const 455c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles){ 465c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) return OESStandardDerivativesName; 475c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)} 485c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 49521d96ec04ace82590870fb04353ec4f82bb150fTorne (Richard Coles)PassRefPtr<OESStandardDerivatives> OESStandardDerivatives::create(WebGLRenderingContext* context) 505c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles){ 51521d96ec04ace82590870fb04353ec4f82bb150fTorne (Richard Coles) return adoptRef(new OESStandardDerivatives(context)); 525c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)} 535c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 5453e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)bool OESStandardDerivatives::supported(WebGLRenderingContext* context) 5553e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles){ 5653e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles) Extensions3D* extensions = context->graphicsContext3D()->getExtensions(); 5753e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles) return extensions->supports("GL_OES_standard_derivatives"); 5853e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)} 595c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 6053e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)const char* OESStandardDerivatives::getExtensionName() 6153e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles){ 6253e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles) return "OES_standard_derivatives"; 6353e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)} 6453e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles) 6553e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)} // namespace WebCore 66