/*
Copyright (C) 2006 Nikolas Zimmermann <zimmermann@kde.org>
This file is part of the KDE project
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
aint 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"
#if ENABLE(SVG) && ENABLE(SVG_EXPERIMENTAL_FEATURES)
#include "SVGFEMerge.h"
#include "SVGFEHelpersCg.h"
namespace WebCore {
CIFilter* SVGFEMerge::getCIFilter(SVGResourceFilter* svgFilter) const
{
CIFilter* filter = nil;
BEGIN_BLOCK_OBJC_EXCEPTIONS;
const Vector<String>& inputs = mergeInputs();
CIImage* previousOutput = svgFilter->inputImage(this);
for (unsigned x = 0; x < inputs.size(); x++) {
CIImage* inputImage = svgFilter->imageForName(inputs[x]);
FE_QUARTZ_CHECK_INPUT(inputImage);
FE_QUARTZ_CHECK_INPUT(previousOutput);
filter = [CIFilter filterWithName:@"CISourceOverCompositing"];
[filter setDefaults];
[filter setValue:inputImage forKey:@"inputImage"];
[filter setValue:previousOutput forKey:@"inputBackgroundImage"];
previousOutput = [filter valueForKey:@"outputImage"];
}
FE_QUARTZ_OUTPUT_RETURN;
}
}
#endif // ENABLE(SVG) && ENABLE(SVG_EXPERIMENTAL_FEATURES)