FloatUtil.isEqual(..): Rename raw {isEqual->isEqualRaw}(a,b) varianr w/o EPSILON; Add isEqual(a,b) w/ default EPSILON; Use it where applicable

Also add isEqual2(a,b) w/o corner cases (NaN, Inf) used for comparison in Graph Outline, OutlineShape and later GraphUI Shape.

1 files changed, 12 insertions, 0 deletions

diff --git a/src/jogl/classes/com/jogamp/opengl/math/VectorUtil.java b/src/jogl/classes/com/jogamp/opengl/math/VectorUtil.java
index d3b2c3cfd..e38501c73 100644
--- a/src/jogl/classes/com/jogamp/opengl/math/VectorUtil.java
+++ b/src/jogl/classes/com/jogamp/opengl/math/VectorUtil.java
@@ -52,6 +52,18 @@ public final class VectorUtil {
     }
 
     /**
+     * Return true if all three vector components are zero, i.e. it's their absolute value < {@link FloatUtil#EPSILON}.
+     * <p>
+     * Implementation uses {@link FloatUtil#isZero(float)}, see API doc for details.
+     * </p>
+     */
+    public static boolean isZero(final float x, final float y, final float z) {
+        return FloatUtil.isZero(x) &&
+               FloatUtil.isZero(y) &&
+               FloatUtil.isZero(z) ;
+    }
+
+    /**
      * Return the squared distance between the given two points described vector v1 and v2.
      * <p>
      * When comparing the relative distance between two points it is usually sufficient to compare the squared