15c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)/* 27242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci * Copyright (c) 2013, 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 are 65c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * met: 75c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 85c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * * Redistributions of source code must retain the above copyright 95c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * notice, this list of conditions and the following disclaimer. 105c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * * Redistributions in binary form must reproduce the above 115c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * copyright notice, this list of conditions and the following disclaimer 125c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * in the documentation and/or other materials provided with the 135c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * distribution. 145c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * * Neither the name of Google Inc. nor the names of its 155c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * contributors may be used to endorse or promote products derived from 165c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * this software without specific prior written permission. 175c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 185c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 195c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 205c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 215c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 225c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 235c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 245c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 255c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 265c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 275c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 285c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 295c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) */ 305c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 315c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#include "config.h" 327242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci#include "platform/graphics/gpu/AcceleratedImageBufferSurface.h" 335c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 345267f701546148b83dfbe1d151cb184385bb5c22Torne (Richard Coles)#include "public/platform/Platform.h" 357242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci#include "public/platform/WebGraphicsContext3DProvider.h" 367242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci#include "third_party/skia/include/core/SkCanvas.h" 377242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci#include "third_party/skia/include/core/SkDevice.h" 387242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci#include "third_party/skia/include/gpu/GrRenderTarget.h" 397242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci#include "third_party/skia/include/gpu/GrTexture.h" 407242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci#include "wtf/PassOwnPtr.h" 417242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci#include "wtf/RefPtr.h" 425c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 43c1847b1379d12d0e05df27436bf19a9b1bf12deaTorne (Richard Coles)namespace blink { 445c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 457242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano TucciAcceleratedImageBufferSurface::AcceleratedImageBufferSurface(const IntSize& size, OpacityMode opacityMode, int msaaSampleCount) 467242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci : ImageBufferSurface(size, opacityMode) 475c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles){ 487242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci m_contextProvider = adoptPtr(blink::Platform::current()->createSharedOffscreenGraphicsContext3DProvider()); 497242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci if (!m_contextProvider) 507242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci return; 517242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci GrContext* grContext = m_contextProvider->grContext(); 527242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci if (!grContext) 537242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci return; 547242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci 557242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci SkAlphaType alphaType = (Opaque == opacityMode) ? kOpaque_SkAlphaType : kPremul_SkAlphaType; 567242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci SkImageInfo info = SkImageInfo::MakeN32(size.width(), size.height(), alphaType); 577242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci m_surface = adoptPtr(SkSurface::NewScratchRenderTarget(grContext, info, msaaSampleCount)); 587242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci if (!m_surface.get()) 597242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci return; 607242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci clear(); 615c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)} 625c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 637242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano TucciPlatform3DObject AcceleratedImageBufferSurface::getBackingTexture() const 645c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles){ 657242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci GrRenderTarget* renderTarget = m_surface->getCanvas()->getTopDevice()->accessRenderTarget(); 667242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci if (renderTarget) { 677242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci return renderTarget->asTexture()->getTextureHandle(); 687242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci } 697242dc3dbeb210b5e876a3c42d1ec1a667fc621aPrimiano Tucci return 0; 705c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)} 715c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 72c1847b1379d12d0e05df27436bf19a9b1bf12deaTorne (Richard Coles)} // namespace blink 73