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Diffstat (limited to 'src/javax/vecmath/Point4d.java')
| -rw-r--r-- | src/javax/vecmath/Point4d.java | 223 |
1 files changed, 0 insertions, 223 deletions
diff --git a/src/javax/vecmath/Point4d.java b/src/javax/vecmath/Point4d.java deleted file mode 100644 index fd4ce4a..0000000 --- a/src/javax/vecmath/Point4d.java +++ /dev/null @@ -1,223 +0,0 @@ -/* - * Copyright 1997-2008 Sun Microsystems, Inc. All Rights Reserved. - * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. - * - * This code is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 only, as - * published by the Free Software Foundation. Sun designates this - * particular file as subject to the "Classpath" exception as provided - * by Sun in the LICENSE file that accompanied this code. - * - * This code 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 - * version 2 for more details (a copy is included in the LICENSE file that - * accompanied this code). - * - * You should have received a copy of the GNU General Public License version - * 2 along with this work; if not, write to the Free Software Foundation, - * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. - * - */ - -package javax.vecmath; - - -/** - * A 4 element vector represented by double precision floating point - * x,y,z,w coordinates. - * - */ -public class Point4d extends Tuple4d implements java.io.Serializable { - - // Compatible with 1.1 - static final long serialVersionUID = 1733471895962736949L; - - - /** - * Constructs and initializes a Point4d from the specified xyzw coordinates. - * @param x the x coordinate - * @param y the y coordinate - * @param z the z coordinate - * @param w the w coordinate - */ - public Point4d(double x, double y, double z, double w) - { - super(x,y,z,w); - } - - /** - * Constructs and initializes a Point4d from the coordinates contained - * in the array. - * @param p the array of length 4 containing xyzw in order - */ - public Point4d(double[] p) - { - super(p); - } - - - /** - * Constructs and initializes a Point4d from the specified Point4d. - * @param p1 the Point4d containing the initialization x y z w data - */ - public Point4d(Point4d p1) - { - super(p1); - } - - - /** - * Constructs and initializes a Point4d from the specified Point4f. - * @param p1 the Point4f containing the initialization x y z w data - */ - public Point4d(Point4f p1) - { - super(p1); - } - - - /** - * Constructs and initializes a Point4d from the specified Tuple4f. - * @param t1 the Tuple4f containing the initialization x y z w data - */ - public Point4d(Tuple4f t1) - { - super(t1); - } - - - /** - * Constructs and initializes a Point4d from the specified Tuple4d. - * @param t1 the Tuple4d containing the initialization x y z w data - */ - public Point4d(Tuple4d t1) - { - super(t1); - } - - - /** - * Constructs and initializes a Point4d from the specified Tuple3d. - * The x,y,z components of this point are set to the corresponding - * components of tuple t1. The w component of this point - * is set to 1. - * @param t1 the tuple to be copied - * - * @since vecmath 1.2 - */ - public Point4d(Tuple3d t1) { - super(t1.x, t1.y, t1.z, 1.0); - } - - - /** - * Constructs and initializes a Point4d to (0,0,0,0). - */ - public Point4d() - { - super(); - } - - - /** - * Sets the x,y,z components of this point to the corresponding - * components of tuple t1. The w component of this point - * is set to 1. - * @param t1 the tuple to be copied - * - * @since vecmath 1.2 - */ - public final void set(Tuple3d t1) { - this.x = t1.x; - this.y = t1.y; - this.z = t1.z; - this.w = 1.0; - } - - - /** - * Returns the square of the distance between this point and point p1. - * @param p1 the first point - * @return the square of distance between this point and point p1 - */ - public final double distanceSquared(Point4d p1) - { - double dx, dy, dz, dw; - - dx = this.x-p1.x; - dy = this.y-p1.y; - dz = this.z-p1.z; - dw = this.w-p1.w; - return (dx*dx+dy*dy+dz*dz+dw*dw); - } - - - /** - * Returns the distance between this point and point p1. - * @param p1 the first point - * @return the distance between these this point and point p1. - */ - public final double distance(Point4d p1) - { - double dx, dy, dz, dw; - - dx = this.x-p1.x; - dy = this.y-p1.y; - dz = this.z-p1.z; - dw = this.w-p1.w; - return Math.sqrt(dx*dx+dy*dy+dz*dz+dw*dw); - } - - - /** - * Computes the L-1 (Manhattan) distance between this point and - * point p1. The L-1 distance is equal to: - * abs(x1-x2) + abs(y1-y2) + abs(z1-z2) + abs(w1-w2). - * @param p1 the other point - * @return the L-1 distance - */ - public final double distanceL1(Point4d p1) { - return Math.abs(this.x-p1.x) + Math.abs(this.y-p1.y) + - Math.abs(this.z-p1.z) + Math.abs(this.w-p1.w); - } - - /** - * Computes the L-infinite distance between this point and - * point p1. The L-infinite distance is equal to - * MAX[abs(x1-x2), abs(y1-y2), abs(z1-z2), abs(w1-w2)]. - * @param p1 the other point - * @return the L-infinite distance - */ - public final double distanceLinf(Point4d p1) { - double t1, t2; - t1 = Math.max( Math.abs(this.x-p1.x), Math.abs(this.y-p1.y)); - t2 = Math.max( Math.abs(this.z-p1.z), Math.abs(this.w-p1.w)); - - return Math.max(t1,t2); - } - - /** - * Multiplies each of the x,y,z components of the Point4d parameter - * by 1/w, places the projected values into this point, and places - * a 1 as the w parameter of this point. - * @param p1 the source Point4d, which is not modified - */ - public final void project(Point4d p1) - { - double oneOw; - - oneOw = 1/p1.w; - x = p1.x*oneOw; - y = p1.y*oneOw; - z = p1.z*oneOw; - w = 1.0; - - } - - -} |