Initial revision

2002-10-12 11:37:38 +00:00
commit 12315f4d0e
1699 changed files with 444708 additions and 0 deletions
--- a/intern/moto/include/MT_Scalar.h
+++ b/intern/moto/include/MT_Scalar.h
@@ -0,0 +1,88 @@
+/**
+ * $Id$
+ * ***** BEGIN GPL/BL DUAL LICENSE BLOCK *****
+ *
+ * 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. The Blender
+ * Foundation also sells licenses for use in proprietary software under
+ * the Blender License.  See http://www.blender.org/BL/ for information
+ * about this.
+ *
+ * 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ *
+ * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
+ * All rights reserved.
+ *
+ * The Original Code is: all of this file.
+ *
+ * Contributor(s): none yet.
+ *
+ * ***** END GPL/BL DUAL LICENSE BLOCK *****
+ */
+
+/*
+
+ * Copyright (c) 2000 Gino van den Bergen <gino@acm.org>
+ *
+ * Permission to use, copy, modify, distribute and sell this software
+ * and its documentation for any purpose is hereby granted without fee,
+ * provided that the above copyright notice appear in all copies and
+ * that both that copyright notice and this permission notice appear
+ * in supporting documentation.  Gino van den Bergen makes no
+ * representations about the suitability of this software for any
+ * purpose.  It is provided "as is" without express or implied warranty.
+ *
+ */
+
+#ifndef MT_SCALAR_H
+#define MT_SCALAR_H
+
+#include <math.h>
+#include <float.h>
+
+#include "MT_random.h"
+#include "NM_Scalar.h"
+
+typedef double MT_Scalar;
+
+const MT_Scalar  MT_DEGS_PER_RAD(57.29577951308232286465);
+const MT_Scalar  MT_RADS_PER_DEG(0.01745329251994329547);
+const MT_Scalar  MT_PI(3.14159265358979323846);
+const MT_Scalar  MT_2_PI(6.28318530717958623200);
+const MT_Scalar  MT_EPSILON(1.0e-10);
+const MT_Scalar  MT_EPSILON2(1.0e-20);
+const MT_Scalar  MT_INFINITY(1.0e50);
+
+inline int       MT_sign(MT_Scalar x) {
+    return x < 0.0 ? -1 : x > 0.0 ? 1 : 0;
+}
+ 
+inline MT_Scalar MT_abs(MT_Scalar x) { return fabs(x); }
+
+inline bool      MT_fuzzyZero(MT_Scalar x) { return MT_abs(x) < MT_EPSILON; }
+inline bool      MT_fuzzyZero2(MT_Scalar x) { return MT_abs(x) < MT_EPSILON2; }
+
+inline MT_Scalar MT_radians(MT_Scalar x) { 
+    return x * MT_RADS_PER_DEG;
+}
+
+inline MT_Scalar MT_degrees(MT_Scalar x) { 
+    return x * MT_DEGS_PER_RAD;
+}
+
+inline MT_Scalar MT_random() { 
+    return MT_Scalar(MT_rand()) / MT_Scalar(MT_RAND_MAX);
+}
+
+
+#endif
+