LineLineIntersection2fTest.java example

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/*******************************************************************************
 * Breakout Cave Survey Visualizer
 *
 * Copyright (C) 2014 James Edwards
 *
 * jedwards8 at fastmail dot fm
 *
 * This program is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License as published by the Free Software
 * Foundation; either version 2 of the License, or (at your option) any later
 * version.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
 * details.
 *
 * You should have received a copy of the GNU General Public License along with
 * this program; if not, write to the Free Software Foundation, Inc., 51
 * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 *******************************************************************************/
package org.andork.math3d;

import java.util.Arrays;

public class LineLineIntersection2fTest {
	public static void main(String[] args) {
		System.out.println(Math.floor(Math.log10(20.35)));
		System.out.println(Math.floor(Math.log10(0.0053)));

		float[] m = { 1, -1, -5, -.5f, 0, 5, 0, 1 };
		// float[ ] m = { -1 , 1 , -.5f , -5f , 5 , 0 , 1 , 0 };

		System.out.println(Vecmath.prettyPrint(m, 4));

		int[] row_perms = new int[2];
		Vecmath.gauss(m, 2, 4, row_perms);

		System.out.println(Arrays.toString(row_perms));

		System.out.println(Vecmath.prettyPrint(m, 4, row_perms));

		LineLineIntersection2f llx = new LineLineIntersection2f();
		llx.setUp(new float[] { 0, 5 }, new float[] { 1, -1 }, new float[] { 0, -1 }, new float[] { 5, .5f });
		llx.findIntersection();

		System.out.println(llx.t0);
		System.out.println(llx.t1);

		System.out.println(Arrays.toString(llx.x));
	}
}