[Marble-commits] KDE/kdeedu/marble/src/lib/blendings

[Patrick Spendrin]

SVN commit 1135592 by sengels:

use log(x)/log(2) instead of log
CCMAIL: michael at drueing.de

 M  +1 -1      BlendingAlgorithms.cpp  


--- trunk/KDE/kdeedu/marble/src/lib/blendings/BlendingAlgorithms.cpp #1135591:1135592
@@ -137,7 +137,7 @@
 qreal DivideBlending::blendChannel( qreal const bottomColorIntensity,
                                     qreal const topColorIntensity ) const
 {
-    return log2( 1.0 + bottomColorIntensity / ( 1.0 - topColorIntensity ) / 8.0 );
+    return log( 1.0  + bottomColorIntensity / ( 1.0  - topColorIntensity ) / 8.0) / log(2.0);
 }
 
 qreal GammaDarkBlending::blendChannel( qreal const bottomColorIntensity,