| /* |
| 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. |
| */ |
| |
| #if ENABLE(SVG) && ENABLE(SVG_EXPERIMENTAL_FEATURES) |
| |
| #include "BlockExceptions.h" |
| #include "SVGFEDisplacementMap.h" |
| #include "SVGResourceFilter.h" |
| #include <QuartzCore/CoreImage.h> |
| #include <wtf/MathExtras.h> |
| |
| class Color; |
| class SVGLightSource; |
| |
| namespace WebCore { |
| |
| CIVector* getVectorForChannel(SVGChannelSelectorType channel); |
| CIColor* ciColor(const Color& c); |
| |
| // Lighting |
| CIFilter* getPointLightVectors(CIFilter* normals, CIVector* lightPosition, float surfaceScale); |
| CIFilter* getLightVectors(CIFilter* normals, const SVGLightSource* light, float surfaceScale); |
| CIFilter* getNormalMap(CIImage* bumpMap, float scale); |
| |
| }; |
| |
| // Macros used by the SVGFE*Cg classes |
| #define FE_QUARTZ_SETUP_INPUT(name) \ |
| CIImage* inputImage = svgFilter->inputImage(this); \ |
| FE_QUARTZ_CHECK_INPUT(inputImage) \ |
| CIFilter* filter; \ |
| BEGIN_BLOCK_OBJC_EXCEPTIONS; \ |
| filter = [CIFilter filterWithName:name]; \ |
| [filter setDefaults]; \ |
| [filter setValue:inputImage forKey:@"inputImage"]; |
| |
| #define FE_QUARTZ_CHECK_INPUT(input) \ |
| if (!input) \ |
| return nil; |
| |
| #define FE_QUARTZ_OUTPUT_RETURN \ |
| svgFilter->setOutputImage(this, [filter valueForKey:@"outputImage"]); \ |
| return filter; \ |
| END_BLOCK_OBJC_EXCEPTIONS; \ |
| return nil; |
| |
| #define FE_QUARTZ_CROP_TO_RECT(rect) \ |
| { \ |
| CIFilter* crop = [CIFilter filterWithName:@"CICrop"]; \ |
| [crop setDefaults]; \ |
| [crop setValue:[filter valueForKey:@"outputImage"] forKey:@"inputImage"]; \ |
| [crop setValue:[CIVector vectorWithX:rect.origin.x Y:rect.origin.y Z:rect.size.width W:rect.size.height] forKey:@"inputRectangle"]; \ |
| filter = crop; \ |
| } |
| |
| #define deg2rad(d) ((d * (2.0 * piDouble)) / 360.0) |
| |
| #endif // ENABLE(SVG) && ENABLE(SVG_EXPERIMENTAL_FEATURES) |