Revision: 15778
http://sourceforge.net/p/skim-app/code/15778
Author: hofman
Date: 2025-11-09 17:10:15 +0000 (Sun, 09 Nov 2025)
Log Message:
-----------
variabls for intermediatee values
Modified Paths:
--------------
trunk/NSGraphics_SKExtensions.m
Modified: trunk/NSGraphics_SKExtensions.m
===================================================================
--- trunk/NSGraphics_SKExtensions.m 2025-11-09 16:24:31 UTC (rev 15777)
+++ trunk/NSGraphics_SKExtensions.m 2025-11-09 17:10:15 UTC (rev 15778)
@@ -201,14 +201,15 @@
if (SKHasDarkAppearance() && [sud boolForKey:SKInvertColorsInDarkModeKey])
{
// map the white page background to 45/255, or 30/255 with high
contrast
CGFloat f = [[NSWorkspace sharedWorkspace]
accessibilityDisplayShouldIncreaseContrast] ? 1.9338 : 1.8972;
+ CGFloat lrf = LR * f, lgf = LG * f, lbf = LB * f;
// This is like CIColorInvert + CIHueAdjust, modified to map white to
dark gray rather than black
// Inverts a linear luminocity with weights from the CIE standards
// see
https://wiki.preterhuman.net/Matrix_Operations_for_Image_Processingand
https://beesbuzz.biz/code/16-hsv-color-transforms
- if ((filter = [CIFilter filterWithName:@"CIGammaAdjust"
keysAndValues:@"inputPower", [NSNumber numberWithDouble:0.625], nil]))
+ if ((filter = [CIFilter filterWithName:@"CIGammaAdjust"
keysAndValues:@"inputPower", @0.625, nil]))
[filters addObject:filter];
- if ((filter = [CIFilter filterWithName:@"CIColorMatrix"
keysAndValues:@"inputRVector", [CIVector vectorWithX:1.0-LR*f Y:-LG*f Z:-LB*f
W:0.0], @"inputGVector", [CIVector vectorWithX:-LR*f Y:1.0-LG*f Z:-LB*f W:0.0],
@"inputBVector", [CIVector vectorWithX:-LR*f Y:-LG*f Z:1.0-LB*f W:0.0],
@"inputAVector", [CIVector vectorWithX:0.0 Y:0.0 Z:0.0 W:1.0],
@"inputBiasVector", [CIVector vectorWithX:1.0 Y:1.0 Z:1.0 W:0.0], nil]))
+ if ((filter = [CIFilter filterWithName:@"CIColorMatrix"
keysAndValues:@"inputRVector", [CIVector vectorWithX:1.0-lrf Y:-lgf Z:-lbf
W:0.0], @"inputGVector", [CIVector vectorWithX:-lrf Y:1.0-lgf Z:-lbf W:0.0],
@"inputBVector", [CIVector vectorWithX:-lrf Y:-lgf Z:1.0-lbf W:0.0],
@"inputAVector", [CIVector vectorWithX:0.0 Y:0.0 Z:0.0 W:1.0],
@"inputBiasVector", [CIVector vectorWithX:1.0 Y:1.0 Z:1.0 W:0.0], nil]))
[filters addObject:filter];
- if ((filter = [CIFilter filterWithName:@"CIGammaAdjust"
keysAndValues:@"inputPower", [NSNumber numberWithDouble:1.6], nil]))
+ if ((filter = [CIFilter filterWithName:@"CIGammaAdjust"
keysAndValues:@"inputPower", @1.6, nil]))
[filters addObject:filter];
}
return filters;
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