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+/*
+ * SGI FREE SOFTWARE LICENSE B (Version 2.0, Sept. 18, 2008)
+ * Copyright (C) 1991-2000 Silicon Graphics, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice including the dates of first publication and
+ * either this permission notice or a reference to
+ * http://oss.sgi.com/projects/FreeB/
+ * shall be included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * SILICON GRAPHICS, INC. BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
+ * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ * Except as contained in this notice, the name of Silicon Graphics, Inc.
+ * shall not be used in advertising or otherwise to promote the sale, use or
+ * other dealings in this Software without prior written authorization from
+ * Silicon Graphics, Inc.
+ */
+
+/*
+ * mymath.h
+ *
+ */
+
+#ifndef __glumymath_h_
+#define __glumymath_h_
+
+#ifdef GLBUILD
+#define sqrtf gl_fsqrt
+#endif
+
+#if defined(GLBUILD) || defined(STANDALONE)
+#define M_SQRT2 1.41421356237309504880
+#define ceilf myceilf
+#define floorf myfloorf
+#define sqrtf sqrt
+extern "C" double sqrt(double);
+extern "C" float ceilf(float);
+extern "C" float floorf(float);
+#define NEEDCEILF
+#endif
+
+#ifdef LIBRARYBUILD
+#include <math.h>
+#endif
+
+#if !defined sqrtf
+# define sqrtf(x) ((float)sqrt(x))
+#endif
+#if !defined ceilf
+# define ceilf(x) ((float)ceil(x))
+#endif
+#if !defined floorf
+# define floorf(x) ((float)floor(x))
+#endif
+
+#endif /* __glumymath_h_ */