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authormcampbellsmith <mcampbellsmith@gmail.com>2013-12-16 22:12:59 +1100
committermcampbellsmith <mcampbellsmith@gmail.com>2013-12-16 22:13:13 +1100
commit58ae1ab73851129d054df33b12ea7bc1af704ea4 (patch)
tree0341ae54c4ba6a4369e8db364e101941b00db224 /libsensors/akmdfs/AKFS_APIs_8975/AKFS_Math.h
parent2d598cf590461156ad5572fb35acbd78590060c1 (diff)
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i9305: Open source sensors
Include the open source libsensors from the i9300 Change-Id: I9c1ebe3124e69ae0fb1237e3df242a39ebc3a852
Diffstat (limited to 'libsensors/akmdfs/AKFS_APIs_8975/AKFS_Math.h')
-rw-r--r--libsensors/akmdfs/AKFS_APIs_8975/AKFS_Math.h47
1 files changed, 47 insertions, 0 deletions
diff --git a/libsensors/akmdfs/AKFS_APIs_8975/AKFS_Math.h b/libsensors/akmdfs/AKFS_APIs_8975/AKFS_Math.h
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+++ b/libsensors/akmdfs/AKFS_APIs_8975/AKFS_Math.h
@@ -0,0 +1,47 @@
+/******************************************************************************
+ *
+ * Copyright (C) 2012 Asahi Kasei Microdevices Corporation, Japan
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ ******************************************************************************/
+#ifndef AKFS_INC_MATH_H
+#define AKFS_INC_MATH_H
+
+#include <math.h>
+#include "AKFS_Configure.h"
+
+/***** Constant definition ****************************************************/
+#define AKFS_PI 3.141592654f
+#define RAD2DEG(rad) ((rad)*180.0f/AKFS_PI)
+
+/***** Macro definition *******************************************************/
+
+#ifdef AKFS_PRECISION_DOUBLE
+#define AKFS_SIN(x) sin(x)
+#define AKFS_COS(x) cos(x)
+#define AKFS_ASIN(x) asin(x)
+#define AKFS_ACOS(x) acos(x)
+#define AKFS_ATAN2(y, x) atan2((y), (x))
+#define AKFS_SQRT(x) sqrt(x)
+#else
+#define AKFS_SIN(x) sinf(x)
+#define AKFS_COS(x) cosf(x)
+#define AKFS_ASIN(x) asinf(x)
+#define AKFS_ACOS(x) acosf(x)
+#define AKFS_ATAN2(y, x) atan2f((y), (x))
+#define AKFS_SQRT(x) sqrtf(x)
+#endif
+
+#endif
+