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Diffstat (limited to 'src/gleem/linalg/Veci.java')
-rw-r--r-- | src/gleem/linalg/Veci.java | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/src/gleem/linalg/Veci.java b/src/gleem/linalg/Veci.java new file mode 100644 index 0000000..d7705e7 --- /dev/null +++ b/src/gleem/linalg/Veci.java @@ -0,0 +1,96 @@ +/* + * gleem -- OpenGL Extremely Easy-To-Use Manipulators. + * Copyright (C) 1998-2003 Kenneth B. Russell ([email protected]) + * + * Copying, distribution and use of this software in source and binary + * forms, with or without modification, is permitted provided that the + * following conditions are met: + * + * Distributions of source code must reproduce the copyright notice, + * this list of conditions and the following disclaimer in the source + * code header files; and Distributions of binary code must reproduce + * the copyright notice, this list of conditions and the following + * disclaimer in the documentation, Read me file, license file and/or + * other materials provided with the software distribution. + * + * The names of Sun Microsystems, Inc. ("Sun") and/or the copyright + * holder may not be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED "AS IS," WITHOUT A WARRANTY OF ANY + * KIND. ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND + * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE, NON-INTERFERENCE, ACCURACY OF + * INFORMATIONAL CONTENT OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. THE + * COPYRIGHT HOLDER, SUN AND SUN'S LICENSORS SHALL NOT BE LIABLE FOR + * ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR + * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL THE + * COPYRIGHT HOLDER, SUN OR SUN'S LICENSORS BE LIABLE FOR ANY LOST + * REVENUE, PROFIT OR DATA, OR FOR DIRECT, INDIRECT, SPECIAL, + * CONSEQUENTIAL, INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER CAUSED AND + * REGARDLESS OF THE THEORY OF LIABILITY, ARISING OUT OF THE USE OF OR + * INABILITY TO USE THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY + * OF SUCH DAMAGES. YOU ACKNOWLEDGE THAT THIS SOFTWARE IS NOT + * DESIGNED, LICENSED OR INTENDED FOR USE IN THE DESIGN, CONSTRUCTION, + * OPERATION OR MAINTENANCE OF ANY NUCLEAR FACILITY. THE COPYRIGHT + * HOLDER, SUN AND SUN'S LICENSORS DISCLAIM ANY EXPRESS OR IMPLIED + * WARRANTY OF FITNESS FOR SUCH USES. + */ + +package gleem.linalg; + +/** Arbitrary-length integer vector class. Currently very simple and + only supports a few needed operations. */ + +public class Veci { + private int[] data; + + public Veci(int n) { + data = new int[n]; + } + + public Veci(Veci arg) { + data = new int[arg.data.length]; + System.arraycopy(arg.data, 0, data, 0, data.length); + } + + public int length() { + return data.length; + } + + public int get(int i) { + return data[i]; + } + + public void set(int i, int val) { + data[i] = val; + } + + public Vec2f toVec2f() throws DimensionMismatchException { + if (length() != 2) + throw new DimensionMismatchException(); + Vec2f out = new Vec2f(); + for (int i = 0; i < 2; i++) { + out.set(i, get(i)); + } + return out; + } + + public Vec3f toVec3f() throws DimensionMismatchException { + if (length() != 3) + throw new DimensionMismatchException(); + Vec3f out = new Vec3f(); + for (int i = 0; i < 3; i++) { + out.set(i, get(i)); + } + return out; + } + + public Vecf toVecf() { + Vecf out = new Vecf(length()); + for (int i = 0; i < length(); i++) { + out.set(i, get(i)); + } + return out; + } +} |