author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Thu, 17 Dec 2009 09:20:16 +0200 | |
changeset 25 | 0ed94ceaa377 |
parent 0 | dd21522fd290 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (C) 2005 Apple Computer, Inc. All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in the |
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* documentation and/or other materials provided with the distribution. |
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* |
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* THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY |
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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*/ |
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#import "config.h" |
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#import "WKSpecularLightingFilter.h" |
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#if ENABLE(SVG) && ENABLE(SVG_EXPERIMENTAL_FEATURES) |
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static CIKernel *specularLightingFilter = nil; |
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@implementation WKSpecularLightingFilter |
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+ (void)initialize |
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{ |
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[CIFilter registerFilterName:@"WKSpecularLighting" |
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constructor:self |
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classAttributes:[NSDictionary dictionaryWithObjectsAndKeys: |
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@"WebKit Specular Lighting", kCIAttributeFilterDisplayName, |
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[NSArray arrayWithObjects:kCICategoryStylize, kCICategoryVideo, |
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kCICategoryStillImage, kCICategoryNonSquarePixels,nil], kCIAttributeFilterCategories, |
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[NSDictionary dictionaryWithObjectsAndKeys: |
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[CIColor colorWithRed:1.0f green:1.0f blue:1.0f alpha:1.0f], |
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kCIAttributeDefault, nil], @"inputLightingColor", |
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[NSDictionary dictionaryWithObjectsAndKeys: |
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[NSNumber numberWithDouble:0.0], kCIAttributeMin, |
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[NSNumber numberWithDouble:1.0], kCIAttributeDefault, |
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[NSNumber numberWithDouble:1.0], kCIAttributeIdentity, |
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kCIAttributeTypeScalar, kCIAttributeType, |
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nil], @"inputSurfaceScale", |
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[NSDictionary dictionaryWithObjectsAndKeys: |
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[NSNumber numberWithDouble:0.0], kCIAttributeMin, |
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[NSNumber numberWithDouble:1.0], kCIAttributeDefault, |
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[NSNumber numberWithDouble:1.0], kCIAttributeIdentity, |
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kCIAttributeTypeScalar, kCIAttributeType, |
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nil], @"inputSpecularConstant", |
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[NSDictionary dictionaryWithObjectsAndKeys: |
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[NSNumber numberWithDouble:0.0], kCIAttributeMin, |
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[NSNumber numberWithDouble:128.0], kCIAttributeMin, |
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[NSNumber numberWithDouble:1.0], kCIAttributeDefault, |
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[NSNumber numberWithDouble:1.0], kCIAttributeIdentity, |
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kCIAttributeTypeScalar, kCIAttributeType, |
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nil], @"inputSpecularExponent", |
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[NSDictionary dictionaryWithObjectsAndKeys: |
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kCIAttributeTypeOffset, kCIAttributeType, |
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nil], @"inputKernelUnitLength", |
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nil]]; |
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} |
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+ (CIFilter *)filterWithName:(NSString *)name |
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{ |
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return [[[self alloc] init] autorelease]; |
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} |
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|
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- (id)init |
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{ |
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if (!specularLightingFilter) { |
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NSBundle *bundle = [NSBundle bundleForClass:[self class]]; |
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NSString *kernelFile = [bundle pathForResource:@"WKSpecularLightingFilter" ofType:@"cikernel"]; |
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NSString *code = [NSString stringWithContentsOfFile:kernelFile encoding:NSUTF8StringEncoding error:0]; |
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NSArray *kernels = [CIKernel kernelsWithString:code]; |
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specularLightingFilter = [[kernels objectAtIndex:0] retain]; |
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} |
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return [super init]; |
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} |
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- (CIImage *)outputImage |
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{ |
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return [self apply:specularLightingFilter, inputNormalMap, inputLightVectors, inputLightingColor, inputSurfaceScale, inputSpecularConstant, |
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inputSpecularExponent, inputKernelUnitLengthX, inputKernelUnitLengthY, nil]; |
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} |
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@end |
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#endif // ENABLE(SVG) && ENABLE(SVG_EXPERIMENTAL_FEATURES) |