cleanup: Math.hypot()

platform/util/src/com/intellij/util/ui/GeometryUtil.java

@@ -270,7 +270,7 @@ public class GeometryUtil implements SwingConstants {
     double deltaX = aX2 - aX1;
     double deltaY = aY2 - aY1;
 
-    return Math.sqrt(deltaX * deltaX + deltaY * deltaY);
+    return Math.hypot(deltaX, deltaY);
   }
 
   public static double cos(Line2D aLine) {

platform/vcs-log/impl/src/com/intellij/vcs/log/paint/PositionUtil.java

@@ -21,7 +21,7 @@ import java.awt.*;
 
 public class PositionUtil {
   private static float distance(int x1, int y1, int x2, int y2) {
-    return (float)Math.sqrt((x1 - x2) * (x1 - x2) + (y1 - y2) * (y1 - y2));
+    return (float)Math.hypot(x1 - x2, y1 - y2);
   }
 
   public static boolean overUpEdge(int upPosition, int downPosition, int x, int y, int rowHeight, int nodeWidth, float lineThickness) {

platform/vcs-log/impl/src/com/intellij/vcs/log/paint/SimpleGraphCellPainter.java

@@ -146,7 +146,7 @@ public class SimpleGraphCellPainter implements GraphCellPainter {
                          boolean isSelected) {
     g2.setColor(color);
 
-    int length = (x1 == x2) ? getRowHeight() : (int)Math.ceil(Math.sqrt((x1 - x2) * (x1 - x2) + (y1 - y2) * (y1 - y2)));
+    int length = (x1 == x2) ? getRowHeight() : (int)Math.ceil(Math.hypot(x1 - x2, y1 - y2));
     setStroke(g2, isUsual || hasArrow, isSelected, length);
 
     g2.drawLine(x1, y1, x2, y2);
@@ -173,7 +173,7 @@ public class SimpleGraphCellPainter implements GraphCellPainter {
     double translateX = (x - centerX);
     double translateY = (y - centerY);
 
-    double d = Math.sqrt(translateX * translateX + translateY * translateY);
+    double d = Math.hypot(translateX, translateY);
     double scaleX = arrowLength * translateX / d;
     double scaleY = arrowLength * translateY / d;