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Merge pull request #734 from stephengold/master
test and fix for issue #651 (inverted rotation in Sky.vert)
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jme3-examples/src/main/java/jme3test/texture/TestSkyRotation.java
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/* | ||
* 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 jme3test.texture; | ||
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import com.jme3.app.SimpleApplication; | ||
import com.jme3.input.KeyInput; | ||
import com.jme3.input.controls.ActionListener; | ||
import com.jme3.input.controls.KeyTrigger; | ||
import com.jme3.material.Material; | ||
import com.jme3.math.FastMath; | ||
import com.jme3.math.Quaternion; | ||
import com.jme3.math.Vector3f; | ||
import com.jme3.scene.Geometry; | ||
import com.jme3.scene.Mesh; | ||
import com.jme3.scene.Spatial; | ||
import com.jme3.scene.shape.Box; | ||
import com.jme3.util.SkyFactory; | ||
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/** | ||
* Simple application to test sky rotation with a cube-mapped sky. | ||
* | ||
* Press "T" to rotate the sky and floor to the camera's left. Press "Y" to | ||
* rotate the sky and floor to the camera's right. Both should appear to move by | ||
* the same amount in the same direction. | ||
* | ||
* See issue #651 for further information. | ||
* | ||
* @author Stephen Gold | ||
*/ | ||
public class TestSkyRotation extends SimpleApplication implements ActionListener { | ||
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/** | ||
* objects visible in the scene | ||
*/ | ||
private Spatial floor, sky; | ||
/** | ||
* Y-axis rotation angle in radians | ||
*/ | ||
private float angle = 0f; | ||
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public static void main(String[] arguments) { | ||
TestSkyRotation application = new TestSkyRotation(); | ||
application.start(); | ||
} | ||
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@Override | ||
public void simpleInitApp() { | ||
/* | ||
* Configure the camera. | ||
*/ | ||
flyCam.setEnabled(false); | ||
Vector3f location = new Vector3f(-7f, 4f, 8f); | ||
cam.setLocation(location); | ||
Quaternion orientation; | ||
orientation = new Quaternion(0.0037f, 0.944684f, -0.01067f, 0.327789f); | ||
assert FastMath.approximateEquals(orientation.norm(), 1f); | ||
cam.setRotation(orientation); | ||
/* | ||
* Attach a cube-mapped sky to the scene graph. | ||
*/ | ||
sky = SkyFactory.createSky(assetManager, | ||
"Scenes/Beach/FullskiesSunset0068.dds", | ||
SkyFactory.EnvMapType.CubeMap); | ||
rootNode.attachChild(sky); | ||
/* | ||
* Attach a "floor" geometry to the scene graph. | ||
*/ | ||
Mesh floorMesh = new Box(10f, 0.1f, 10f); | ||
floor = new Geometry("floor", floorMesh); | ||
Material floorMaterial = new Material(assetManager, | ||
"Common/MatDefs/Misc/Unshaded.j3md"); | ||
floorMaterial.setTexture("ColorMap", | ||
assetManager.loadTexture("Interface/Logo/Monkey.jpg")); | ||
floor.setMaterial(floorMaterial); | ||
rootNode.attachChild(floor); | ||
/* | ||
* Configure mappings and listeners for keyboard input. | ||
*/ | ||
inputManager.addMapping("left", new KeyTrigger(KeyInput.KEY_T)); | ||
inputManager.addMapping("right", new KeyTrigger(KeyInput.KEY_Y)); | ||
inputManager.addListener(this, "left"); | ||
inputManager.addListener(this, "right"); | ||
} | ||
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/** | ||
* Handle an input action from the user. | ||
* | ||
* @param name the name of the action | ||
* @param ongoing true→depress key, false→release key | ||
* @param ignored | ||
*/ | ||
@Override | ||
public void onAction(String name, boolean ongoing, float ignored) { | ||
if (!ongoing) { | ||
return; | ||
} | ||
/* | ||
* Update the Y-axis rotation angle based on which key was pressed. | ||
*/ | ||
if (name.equals("left")) { | ||
angle += 0.1f; // radians | ||
System.out.print("rotate floor and sky leftward ..."); | ||
} else if (name.equals("right")) { | ||
angle -= 0.1f; // radians | ||
System.out.printf("rotate floor and sky spatials rightward ..."); | ||
} else { | ||
return; | ||
} | ||
/* | ||
* Update the local rotations of both objects based on the angle. | ||
*/ | ||
System.out.printf(" to %.1f radians left of start%n", angle); | ||
Quaternion rotation = new Quaternion(); | ||
rotation.fromAngleNormalAxis(angle, Vector3f.UNIT_Y); | ||
floor.setLocalRotation(rotation); | ||
sky.setLocalRotation(rotation); | ||
} | ||
} |