1 files changed, 96 insertions, 0 deletions
diff --git a/src/gleem/linalg/Vecf.java b/src/gleem/linalg/Vecf.java
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+++ b/src/gleem/linalg/Vecf.java
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+/*
+ * 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 single-precision vector class. Currently very
+    simple and only supports a few needed operations. */
+
+public class Vecf {
+  private float[] data;
+
+  public Vecf(int n) {
+    data = new float[n];
+  }
+
+  public Vecf(Vecf arg) {
+    data = new float[arg.data.length];
+    System.arraycopy(arg.data, 0, data, 0, data.length);
+  }
+
+  public int length() {
+    return data.length;
+  }
+
+  public float get(int i) {
+    return data[i];
+  }
+
+  public void set(int i, float 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 Veci toInt() {
+    Veci out = new Veci(length());
+    for (int i = 0; i < length(); i++) {
+      out.set(i, (int) get(i));
+    }
+    return out;
+  }
+}