/**
* Copyright 2010 JogAmp Community. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
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* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY JogAmp Community ``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 JogAmp Community OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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package com.jogamp.opengl.test.junit.jogl.math;
import com.jogamp.opengl.glu.GLU;
import org.junit.Assert;
import org.junit.Test;
import org.junit.FixMethodOrder;
import org.junit.runners.MethodSorters;
@FixMethodOrder(MethodSorters.NAME_ASCENDING)
public class TestGluUnprojectFloatNOUI {
@Test
public void testNaN(){
final GLU glu = new GLU();
final int[] pickedPoint = new int[]{400,300};
final float pickedPointDepth = 0;
final float[] sceneModelViewValues = new float[]{1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1};
final float[] projectionValues = new float[]{1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1};
final int[] viewport = new int[]{0,0,800,600};
final float[] objCoords = new float[]{Float.NaN,Float.NaN,Float.NaN};
glu.gluUnProject(pickedPoint[0], pickedPoint[1], pickedPointDepth, sceneModelViewValues, 0, projectionValues, 0, viewport, 0, objCoords, 0);
Assert.assertTrue(!Double.isNaN(objCoords[0])&&!Double.isNaN(objCoords[1])&&!Double.isNaN(objCoords[2]));
}
@Test
public void test01(){
final float[] mv = new float[] { 1, 0, 0, 0,
0, 1, 0, 0,
0, 0, 1, 0,
0, 0, 0, 1 };
final float[] p = new float[] { 2.3464675f, 0, 0, 0,
0, 2.4142134f, 0, 0,
0, 0, -1.0002f, -1,
0, 0, -20.002f, 0 };
final int[] v = new int[] { 0, 0, 1000, 1000 };
final float[] s = new float[] { 250, 250, 0.5f };
final float[] expected = new float[] { -4.2612f, -4.1417f, -19.9980f };
final float[] result = new float[] { 0, 0, 0 };
final GLU glu = new GLU();
glu.gluUnProject(s[0], s[1], s[2], mv, 0, p, 0, v, 0, result, 0);
Assert.assertArrayEquals(expected, result, 0.0001f);
}
@Test
public void test02(){
final float[] mv = new float[] { 1, 0, 0, 0,
0, 1, 0, 0,
0, 0, 1, 0,
0, 0, -200, 1 } ;
final float[] p = new float[] { 2.3464675f, 0, 0, 0,
0, 2.4142134f, 0, 0,
0, 0, -1.0002f, -1,
0, 0, -20.002f, 0 };
final int[] v = new int[] { 0, 0, 1000, 1000 };
final float[] s = new float[] { 250, 250, 0.5f };
final float[] expected = new float[] { -4.2612f, -4.1417f, 180.002f };
final float[] result = new float[] { 0, 0, 0 };
final GLU glu = new GLU();
glu.gluUnProject(s[0], s[1], s[2], mv, 0, p, 0, v, 0, result, 0);
Assert.assertArrayEquals(expected, result, 0.0001f);
}
public static void main(final String args[]) {
org.junit.runner.JUnitCore.main(TestGluUnprojectFloatNOUI.class.getName());
}
}