Graphics Reference
In-Depth Information
FIGURE 6-5
Image Adjustment Filter Sliders
LISTING 6-10
The Filters Method
- (
NSArray
*)filters;
{
CIFilter *blurFilter =
[CIFilter filterWithName:
@”CIGaussianBlur”
];
[blurFilter setDefaults];
[blurFilter
setValue
:[
NSNumber numberWithFloat
:0.0]
forKey
:
@”inputRadius”
];
[blurFilter
setName
:
@”blur”
];
CIFilter *hueFilter =
[CIFilter filterWithName:
@”CIHueAdjust”
];
[hueFilter setDefaults];
[hueFilter
setValue
:[
NSNumber numberWithFloat
:0.0]
forKey
:
@”inputAngle”
];
[hueFilter
setName
:
@”hue”
];
CIFilter *colorFilter =
[CIFilter filterWithName:
@”CIColorControls”
];
[colorFilter setDefaults];
[colorFilter
setName
:
@”color”
];
