test003: verify the default properties of a MeshCollisionShape

stephengold · Apr 21, 2024 · 4ff1a71 · 4ff1a71
1 parent bdfc86d
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Showing 2 changed files with 25 additions and 2 deletions.
diff --git a/config/checkstyle/checkstyle.xml b/config/checkstyle/checkstyle.xml
@@ -33,7 +33,7 @@
     <!-- Checks for size violations              -->
     <!-- See https://checkstyle.org/checks/sizes -->
     <module name="FileLength">
-        <property name="max" value="2200"/>
+        <property name="max" value="2250"/>
     </module>
     <module name="LineLength">
         <property name="fileExtensions" value="java"/>
@@ -380,7 +380,7 @@
         <!-- Checks for size violations              -->
         <!-- See https://checkstyle.org/checks/sizes -->
         <module name="MethodLength">
-            <property name="max" value="330"/>
+            <property name="max" value="350"/>
         </module>
         <module name="ParameterNumber">
             <property name="max" value="12"/>

diff --git a/src/test/java/TestLibbulletjme.java b/src/test/java/TestLibbulletjme.java
@@ -478,6 +478,29 @@ protected Vector3f locateSupport(
                 hull, DebugShapeFactory.lowResolution);
         Assert.assertEquals(720, buf.capacity());
 
+        // MeshCollisionShape with compressed BVH:
+        int[] indexArray = {0, 0, 0};
+        Vector3f[] positionArray = {new Vector3f(0f, 0f, 0f)};
+        IndexedMesh indexedMesh = new IndexedMesh(positionArray, indexArray);
+        MeshCollisionShape mesh = new MeshCollisionShape(true, indexedMesh);
+        verifyCollisionShapeDefaults(mesh);
+        Assert.assertTrue(mesh.canSplit());
+        Assert.assertEquals(1, mesh.countSubmeshes());
+        Assert.assertEquals(1, mesh.countMeshTriangles());
+        Assert.assertEquals(1, mesh.countMeshVertices());
+        Assert.assertNotNull(mesh.getBvh());
+        Assert.assertTrue(mesh.getBvh().isCompressed());
+        Assert.assertEquals(0.04f, mesh.getMargin(), 0f);
+        Assert.assertEquals(21, mesh.getShapeType());
+        Assert.assertTrue(mesh.isConcave());
+        Assert.assertFalse(mesh.isConvex());
+        Assert.assertFalse(mesh.isInfinite());
+        Assert.assertTrue(mesh.isNonMoving());
+        Assert.assertFalse(mesh.isPolyhedral());
+        buf = DebugShapeFactory.getDebugTriangles(
+                mesh, DebugShapeFactory.lowResolution);
+        Assert.assertEquals(9, buf.capacity());
+
         // MinkowkiSum
         MinkowskiSum sum = new MinkowskiSum(box, cone);
         verifyCollisionShapeDefaults(sum);