#1121-updateBound() call for PQTorus geometry updates (#1122)

* #1121-updateBound() call for PQTorus geometry updates

* World bounds test added for #1121

* World bounds test enhancements for #1121

* Updated test comment

jme3-core/src/main/java/com/jme3/scene/shape/PQTorus.java

@@ -210,6 +210,8 @@ public class PQTorus extends Mesh {
         setBuffer(Type.Normal,   3, fnb);
         setBuffer(Type.TexCoord, 2, ftb);
         setBuffer(Type.Index,    3, sib);
+        
+        updateBound();
     }
 
     @Override

jme3-core/src/test/java/com/jme3/scene/shape/ShapeBoundsTest.java

@@ -0,0 +1,157 @@
+/*
+ * Copyright (c) 2009-2019 jMonkeyEngine
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ *   notice, this list of conditions and the following disclaimer.
+ *
+ * * Redistributions in binary form must reproduce the above copyright
+ *   notice, this list of conditions and the following disclaimer in the
+ *   documentation and/or other materials provided with the distribution.
+ *
+ * * Neither the name of 'jMonkeyEngine' nor the names of its contributors
+ *   may be used to endorse or promote products derived from this software
+ *   without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package com.jme3.scene.shape;
+
+import com.jme3.bounding.BoundingBox;
+import com.jme3.bounding.BoundingSphere;
+import com.jme3.bounding.BoundingVolume;
+import com.jme3.math.Vector3f;
+import com.jme3.scene.Geometry;
+import com.jme3.scene.VertexBuffer;
+import org.junit.Assert;
+import org.junit.Test;
+
+/**
+ * Tests that all shapes have had a world bound calculated, and that vertices are within those bounds. Test
+ * added for issue #1121. This is a clear failure: BoundingBox [Center: (0.0, 0.0, 0.0) xExtent: 0.0 yExtent:
+ * 0.0 zExtent: 0.0]
+ *
+ * @author lou
+ */
+public class ShapeBoundsTest {
+
+    @Test
+    public void testBox() {
+        Box shape = new Box(2f, 3f, 0.8f);
+        Geometry geometry = new Geometry("geom", shape);
+        testBounds(geometry);
+    }
+
+    @Test
+    public void testCurve() {
+        Vector3f[] controlp = new Vector3f[4];
+        controlp[0] = new Vector3f(0, 0, 0);
+        controlp[1] = new Vector3f(1, 1, 1);
+        controlp[2] = new Vector3f(2, 1, 1);
+        controlp[3] = new Vector3f(3, 2, 1);
+        Curve shape = new Curve(controlp, 32);
+        Geometry geometry = new Geometry("geom", shape);
+        testBounds(geometry);
+    }
+
+    @Test
+    public void testCylinder() {
+        Cylinder shape = new Cylinder(16, 16, 2f, 3f);
+        Geometry geometry = new Geometry("geom", shape);
+        testBounds(geometry);
+    }
+
+    @Test
+    public void testDome() {
+        Dome shape = new Dome(16, 16, 5f);
+        Geometry geometry = new Geometry("geom", shape);
+        testBounds(geometry);
+    }
+
+    @Test
+    public void testLine() {
+        Line shape = new Line(new Vector3f(0, 0, 0), new Vector3f(1, 2, 3));
+        Geometry geometry = new Geometry("geom", shape);
+        testBounds(geometry);
+    }
+
+    @Test
+    public void testPqTorus() {
+        PQTorus shape = new PQTorus(2f, 3f, 0.8f, 0.2f, 64, 16);
+        Geometry geometry = new Geometry("geom", shape);
+        testBounds(geometry);
+    }
+
+    @Test
+    public void testQuad() {
+        Quad shape = new Quad(64, 16);
+        Geometry geometry = new Geometry("geom", shape);
+        BoundingVolume bv = geometry.getWorldBound();
+        BoundingBox bb = (BoundingBox) bv;
+        //Quad z extent 0 is normal, so not using testBounds() here.
+        Assert.assertTrue(bb.getXExtent() > 0 && bb.getYExtent() > 0);
+        testVertices(geometry);
+    }
+
+    @Test
+    public void Sphere() {
+        Sphere shape = new Sphere(32, 32, 5f);
+        Geometry geometry = new Geometry("geom", shape);
+        testBounds(geometry);
+    }
+
+    @Test
+    public void StripBox() {
+        StripBox shape = new StripBox(0.2f, 64f, 16f);
+        Geometry geometry = new Geometry("geom", shape);
+        testBounds(geometry);
+    }
+
+    @Test
+    public void Torus() {
+        Torus shape = new Torus(32, 32, 2f, 3f);
+        Geometry geometry = new Geometry("geom", shape);
+        testBounds(geometry);
+    }
+
+    private void testBounds(Geometry geometry) {
+        BoundingVolume bv = geometry.getWorldBound();
+
+        if (bv instanceof BoundingBox) {
+            BoundingBox bb = (BoundingBox) bv;
+            Assert.assertTrue(bb.getXExtent() > 0 && bb.getYExtent() > 0 && bb.getZExtent() > 0);
+        } else if (bv instanceof BoundingSphere) {
+            BoundingSphere bs = (BoundingSphere) bv;
+            Assert.assertTrue(bs.getRadius() > 1f);
+        }
+
+        testVertices(geometry);
+    }
+
+    private void testVertices(Geometry geometry) {
+        BoundingVolume bv = geometry.getWorldBound();
+        Assert.assertNotNull(bv);
+
+        for (int e = 0; e < geometry.getVertexCount(); e++) {
+            float x = (Float) geometry.getMesh().getBuffer(VertexBuffer.Type.Position).getElementComponent(e, 0);
+            float y = (Float) geometry.getMesh().getBuffer(VertexBuffer.Type.Position).getElementComponent(e, 1);
+            float z = (Float) geometry.getMesh().getBuffer(VertexBuffer.Type.Position).getElementComponent(e, 2);
+            Vector3f vertex = new Vector3f(x, y, z);
+            Assert.assertTrue("Vertex outside world bound: " + vertex, bv.intersects(vertex));
+        }
+    }
+}