| /* |
| * Copyright (C) 2004, 2005, 2006, 2007 Nikolas Zimmermann <zimmermann@kde.org> |
| * Copyright (C) 2004, 2005 Rob Buis <buis@kde.org> |
| * Copyright (C) 2005 Eric Seidel <eric@webkit.org> |
| * Copyright (C) 2009 Dirk Schulze <krit@webkit.org> |
| * Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies) |
| * Copyright (C) 2014 Adobe Systems Incorporated. All rights reserved. |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Library General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Library General Public License for more details. |
| * |
| * You should have received a copy of the GNU Library General Public License |
| * along with this library; see the file COPYING.LIB. If not, write to |
| * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| * Boston, MA 02110-1301, USA. |
| */ |
| |
| #include "config.h" |
| #include "FEBlend.h" |
| |
| #include "FEBlendNEON.h" |
| #include "Filter.h" |
| #include "FloatPoint.h" |
| #include "GraphicsContext.h" |
| #include <JavaScriptCore/Uint8ClampedArray.h> |
| #include <wtf/text/TextStream.h> |
| |
| namespace WebCore { |
| |
| FEBlend::FEBlend(Filter& filter, BlendMode mode) |
| : FilterEffect(filter) |
| , m_mode(mode) |
| { |
| } |
| |
| Ref<FEBlend> FEBlend::create(Filter& filter, BlendMode mode) |
| { |
| return adoptRef(*new FEBlend(filter, mode)); |
| } |
| |
| bool FEBlend::setBlendMode(BlendMode mode) |
| { |
| if (m_mode == mode) |
| return false; |
| m_mode = mode; |
| return true; |
| } |
| |
| #if !HAVE(ARM_NEON_INTRINSICS) |
| void FEBlend::platformApplySoftware() |
| { |
| FilterEffect* in = inputEffect(0); |
| FilterEffect* in2 = inputEffect(1); |
| |
| ImageBuffer* resultImage = createImageBufferResult(); |
| if (!resultImage) |
| return; |
| GraphicsContext& filterContext = resultImage->context(); |
| |
| ImageBuffer* imageBuffer = in->imageBufferResult(); |
| ImageBuffer* imageBuffer2 = in2->imageBufferResult(); |
| if (!imageBuffer || !imageBuffer2) |
| return; |
| |
| filterContext.drawImageBuffer(*imageBuffer2, drawingRegionOfInputImage(in2->absolutePaintRect())); |
| filterContext.drawImageBuffer(*imageBuffer, drawingRegionOfInputImage(in->absolutePaintRect()), IntRect(IntPoint(), imageBuffer->logicalSize()), { CompositeSourceOver, m_mode }); |
| } |
| #endif |
| |
| TextStream& FEBlend::externalRepresentation(TextStream& ts, RepresentationType representation) const |
| { |
| ts << indent << "[feBlend"; |
| FilterEffect::externalRepresentation(ts, representation); |
| ts << " mode=\"" << (m_mode == BlendMode::Normal ? "normal" : compositeOperatorName(CompositeSourceOver, m_mode)) << "\"]\n"; |
| |
| TextStream::IndentScope indentScope(ts); |
| inputEffect(0)->externalRepresentation(ts, representation); |
| inputEffect(1)->externalRepresentation(ts, representation); |
| return ts; |
| } |
| |
| } // namespace WebCore |