commit
fca6d4a8b2
@ -0,0 +1,112 @@ |
|||||||
|
/* |
||||||
|
* Copyright (c) 2017 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.collision; |
||||||
|
|
||||||
|
import com.jme3.asset.AssetManager; |
||||||
|
import com.jme3.asset.DesktopAssetManager; |
||||||
|
import com.jme3.asset.plugins.ClasspathLocator; |
||||||
|
import com.jme3.material.Material; |
||||||
|
import com.jme3.material.plugins.J3MLoader; |
||||||
|
import com.jme3.math.Ray; |
||||||
|
import com.jme3.math.Vector3f; |
||||||
|
import com.jme3.scene.Geometry; |
||||||
|
import com.jme3.scene.Mesh; |
||||||
|
import com.jme3.scene.Node; |
||||||
|
import com.jme3.scene.shape.Quad; |
||||||
|
import org.junit.Test; |
||||||
|
|
||||||
|
/** |
||||||
|
* Verify that collideWith() works with ignoreTransforms. This was issue #744 at |
||||||
|
* GitHub. |
||||||
|
* |
||||||
|
* @author Stephen Gold |
||||||
|
*/ |
||||||
|
public class CollideIgnoreTransformTest { |
||||||
|
|
||||||
|
AssetManager assetManager; |
||||||
|
|
||||||
|
Node rootNode; |
||||||
|
|
||||||
|
/** |
||||||
|
* Cast a ray at the geometry and check the number of collisions. |
||||||
|
*/ |
||||||
|
void castRay(Ray ray, int expectedNumResults) { |
||||||
|
CollisionResults results = new CollisionResults(); |
||||||
|
rootNode.collideWith(ray, results); |
||||||
|
int numResults = results.size(); |
||||||
|
if (numResults != expectedNumResults) { |
||||||
|
String msg = String.format("Expected %d, got %d.", |
||||||
|
expectedNumResults, numResults); |
||||||
|
throw new RuntimeException(msg); |
||||||
|
} |
||||||
|
} |
||||||
|
|
||||||
|
/** |
||||||
|
* Attach a red square in the XY plane with its lower left corner at (0, 0, |
||||||
|
* 0). It is composed of 2 triangles. |
||||||
|
*/ |
||||||
|
void createRedSquare() { |
||||||
|
Mesh quadMesh = new Quad(1f, 1f); |
||||||
|
Geometry redSquare = new Geometry("red square", quadMesh); |
||||||
|
Material red = assetManager.loadMaterial("Common/Materials/RedColor.j3m"); |
||||||
|
redSquare.setMaterial(red); |
||||||
|
rootNode.attachChild(redSquare); |
||||||
|
|
||||||
|
redSquare.setLocalTranslation(0f, 3f, 0f); |
||||||
|
redSquare.setIgnoreTransform(true); |
||||||
|
} |
||||||
|
|
||||||
|
@Test |
||||||
|
public void testPhantomTriangles() { |
||||||
|
assetManager = new DesktopAssetManager(); |
||||||
|
assetManager.registerLocator(null, ClasspathLocator.class); |
||||||
|
assetManager.registerLoader(J3MLoader.class, "j3m", "j3md"); |
||||||
|
rootNode = new Node(); |
||||||
|
|
||||||
|
createRedSquare(); |
||||||
|
|
||||||
|
rootNode.updateLogicalState(0.01f); |
||||||
|
rootNode.updateGeometricState(); |
||||||
|
/** |
||||||
|
* ray in the -Z direction, starting from (0.5, 0.6, 10) |
||||||
|
*/ |
||||||
|
Ray ray1 = new Ray(/* origin */new Vector3f(0.5f, 0.6f, 10f), |
||||||
|
/* direction */ new Vector3f(0f, 0f, -1f)); |
||||||
|
castRay(ray1, 1); |
||||||
|
/** |
||||||
|
* ray in the -Z direction, starting from (0.5, 3, 10) |
||||||
|
*/ |
||||||
|
Ray ray0 = new Ray(/* origin */new Vector3f(0.5f, 3f, 10f), |
||||||
|
/* direction */ new Vector3f(0f, 0f, -1f)); |
||||||
|
castRay(ray0, 0); |
||||||
|
} |
||||||
|
} |
Binary file not shown.
Loading…
Reference in new issue