Imported Upstream version 0.13.2+dsfg1

libobs/graphics/math-defs.h

@@ -0,0 +1,45 @@
+/******************************************************************************
+    Copyright (C) 2013 by Hugh Bailey <obs.jim@gmail.com>
+
+    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.
+
+    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, see <http://www.gnu.org/licenses/>.
+******************************************************************************/
+
+#pragma once
+
+#include "../util/c99defs.h"
+#include <math.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifndef M_PI
+#define M_PI            3.1415926535897932384626433832795f
+#endif
+
+#define RAD(val)        ((val)*0.0174532925199432957692369076848f)
+#define DEG(val)        ((val)*57.295779513082320876798154814105f)
+#define LARGE_EPSILON   1e-2f
+#define EPSILON         1e-4f
+#define TINY_EPSILON    1e-5f
+#define M_INFINITE      3.4e38f
+
+static inline bool close_float(float f1, float f2, float precision)
+{
+	return fabsf(f1-f2) <= precision;
+}
+
+#ifdef __cplusplus
+}
+#endif