From 2b79e04482b3fd2b2959161116c73ca5194e5d2c Mon Sep 17 00:00:00 2001
From: stephengold <sgold@sonic.net>
Date: Sat, 7 Dec 2024 19:22:04 -0800
Subject: [PATCH] RVec3Arg:  add the length() method

---
 .../java/com/github/stephengold/joltjni/RVec3.java  | 13 +++++++++++++
 .../stephengold/joltjni/readonly/RVec3Arg.java      |  7 +++++++
 2 files changed, 20 insertions(+)

diff --git a/src/main/java/com/github/stephengold/joltjni/RVec3.java b/src/main/java/com/github/stephengold/joltjni/RVec3.java
index bb733ff5..c9afef0f 100644
--- a/src/main/java/com/github/stephengold/joltjni/RVec3.java
+++ b/src/main/java/com/github/stephengold/joltjni/RVec3.java
@@ -313,6 +313,19 @@ public boolean isNearZero(double tolerance) {
         }
     }
 
+    /**
+     * Return the length. The vector is unaffected.
+     *
+     * @return the length
+     */
+    @Override
+    public double length() {
+        double lengthSq = lengthSq();
+        double result = Math.sqrt(lengthSq);
+
+        return result;
+    }
+
     /**
      * Return the squared length. The vector is unaffected.
      *
diff --git a/src/main/java/com/github/stephengold/joltjni/readonly/RVec3Arg.java b/src/main/java/com/github/stephengold/joltjni/readonly/RVec3Arg.java
index badc2c34..469b79db 100644
--- a/src/main/java/com/github/stephengold/joltjni/readonly/RVec3Arg.java
+++ b/src/main/java/com/github/stephengold/joltjni/readonly/RVec3Arg.java
@@ -84,6 +84,13 @@ public interface RVec3Arg {
      */
     boolean isNearZero(double tolerance);
 
+    /**
+     * Return the length. The vector is unaffected.
+     *
+     * @return the length
+     */
+    double length();
+
     /**
      * Return the squared length. The vector is unaffected.
      *