Changeset 9846 in josm for trunk/src/org/openstreetmap

Timestamp:

2016-02-21T11:51:40+01:00 (8 years ago)

Author:

wiktorn

Message:

Divde by zero found by Coverity Scan.

See: #12350

File:

• trunk/src/org/openstreetmap/josm/gui/layer/NativeScaleLayer.java (modified) (1 diff)

trunk/src/org/openstreetmap/josm/gui/layer/NativeScaleLayer.java

@@ -118 +118 @@
                     double factor = Math.log(step) / Math.log(ratio);
                     int steps = (int) Math.round(factor);
-                    double smallStep = Math.pow(step, 1.0/steps);
-                    for (int j = 1; j < steps; j++) {
-                        double intermediate = previous.scale / Math.pow(smallStep, j);
-                        result.addScale(new Scale(intermediate, false, current.index));
+                    if (steps != 0) {
+                        double smallStep = Math.pow(step, 1.0/steps);
+                        for (int j = 1; j < steps; j++) {
+                            double intermediate = previous.scale / Math.pow(smallStep, j);
+                            result.addScale(new Scale(intermediate, false, current.index));
+                        }
                     }
                 }