Merge pull request #46 from madleech/fix-float-cast-error

Pass correct type to laser property (fixes #45)

src/com/t_oster/liblasercut/RasterPart.java

@@ -40,7 +40,12 @@ public class RasterPart extends RasterizableJobPart
     this.resolution = resolution;
     this.blackPixelProperty = laserProperty;
     this.whitePixelProperty = blackPixelProperty.clone();
-    whitePixelProperty.setProperty("power", 0.0f);
+    if (whitePixelProperty instanceof FloatPowerSpeedFocusFrequencyProperty || whitePixelProperty instanceof FloatPowerSpeedFocusProperty) {
+      whitePixelProperty.setProperty("power", 0.0f);
+    }
+    else {
+      whitePixelProperty.setProperty("power", 0);
+    }
   }
 
   @Override