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| 1 /* | |
| 2 * Copyright (c) 2013, Google Inc. All rights reserved. | |
| 3 * | |
| 4 * Redistribution and use in source and binary forms, with or without | |
| 5 * modification, are permitted provided that the following conditions are | |
| 6 * met: | |
| 7 * | |
| 8 * * Redistributions of source code must retain the above copyright | |
| 9 * notice, this list of conditions and the following disclaimer. | |
| 10 * * Redistributions in binary form must reproduce the above | |
| 11 * copyright notice, this list of conditions and the following disclaimer | |
| 12 * in the documentation and/or other materials provided with the | |
| 13 * distribution. | |
| 14 * * Neither the name of Google Inc. nor the names of its | |
| 15 * contributors may be used to endorse or promote products derived from | |
| 16 * this software without specific prior written permission. | |
| 17 * | |
| 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 29 */ | |
| 30 | |
| 31 #include "config.h" | |
| 32 #include "platform/graphics/gpu/AcceleratedImageBufferSurface.h" | |
| 33 | |
| 34 #include "public/platform/Platform.h" | |
| 35 #include "public/platform/WebGraphicsContext3DProvider.h" | |
| 36 #include "third_party/skia/include/gpu/SkGpuDevice.h" | |
| 37 #include "wtf/PassOwnPtr.h" | |
| 38 #include "wtf/RefPtr.h" | |
| 39 | |
| 40 namespace WebCore { | |
| 41 | |
| 42 AcceleratedImageBufferSurface::AcceleratedImageBufferSurface(const IntSize& size
, OpacityMode opacityMode, int msaaSampleCount) | |
| 43 : ImageBufferSurface(size, opacityMode) | |
| 44 { | |
| 45 m_contextProvider = adoptPtr(blink::Platform::current()->createSharedOffscre
enGraphicsContext3DProvider()); | |
| 46 if (!m_contextProvider) | |
| 47 return; | |
| 48 GrContext* grContext = m_contextProvider->grContext(); | |
| 49 if (!grContext) | |
| 50 return; | |
| 51 | |
| 52 SkAlphaType alphaType = (Opaque == opacityMode) ? kOpaque_SkAlphaType : kPre
mul_SkAlphaType; | |
| 53 SkImageInfo info = SkImageInfo::MakeN32(size.width(), size.height(), alphaTy
pe); | |
| 54 m_surface = adoptPtr(SkSurface::NewRenderTarget(grContext, info, msaaSampleC
ount)); | |
| 55 if (!m_surface.get()) | |
| 56 return; | |
| 57 clear(); | |
| 58 } | |
| 59 | |
| 60 Platform3DObject AcceleratedImageBufferSurface::getBackingTexture() const | |
| 61 { | |
| 62 GrRenderTarget* renderTarget = m_surface->getCanvas()->getTopDevice()->acces
sRenderTarget(); | |
| 63 if (renderTarget) { | |
| 64 return renderTarget->asTexture()->getTextureHandle(); | |
| 65 } | |
| 66 return 0; | |
| 67 } | |
| 68 | |
| 69 } // namespace WebCore | |
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Chromium Code Reviews
Issue 205033010:
Remove --enable-accelerated-filters flag, Blink-side. (Closed)
Base URL: svn://svn.chromium.org/blink/trunk