Update ColorSchema.java

Author: Nirus2000

name.abuchen.portfolio.ui/src/name/abuchen/portfolio/ui/views/dashboard/heatmap/ColorSchema.java

@@ -109,7 +109,7 @@ DoubleFunction<Color> buildColorFunction(ResourceManager resourceManager)
                     // Transition between yellow and black
                     if (p > 0.6)
                     {
-                        // 0.6 to 1.0 to 0 to 1.0
+                        // 0.6 to 1.0 to (0 to 1.0 buchen's normalization)
                         float blackFactor = (float) ((p - 0.6) / 0.4);
                         color = Colors.interpolate(Colors.YELLOW.getRGB(), Colors.BLACK.getRGB(), blackFactor);
                     }
@@ -141,7 +141,6 @@ DoubleFunction<Color> buildColorFunction(ResourceManager resourceManager)
      */
     private double normalizePerformance(double performance)
     {
-        // -0.05 + 0.07 / (2 * 0.07) = 0.02 / 0.14 = -0.14285714285714285
         performance = Math.max(-MAX_PERFORMANCE, performance);
         performance = Math.min(MAX_PERFORMANCE, performance);
         return (performance + MAX_PERFORMANCE) / (2 * MAX_PERFORMANCE);