Simple moving average filter.

Revision:
1:fbc57eb4e61d
Parent:
0:c1b48befe066
Child:
2:21b70641f866
--- a/MAF.cpp	Wed Dec 26 10:44:34 2012 +0000
+++ b/MAF.cpp	Sun May 05 13:31:02 2013 +0000
@@ -1,20 +1,59 @@
-#include "MAF.h"
-
-   MAF::MAF(){
-   _result = 0;
-   _k[0]=0 ;
-   _k[1]=0 ;
-   _k[2]=0 ;
-   _k[3]=0 ;
-   }
-   
-   float MAF::update(float data){
-   
-    _k[0] = data;
-    _result = _k[0]*0.25 + _k[1]*0.25 + _k[2]*0.25 + _k[3]*0.25;
-    _k[3] = _k[2];
-    _k[2] = _k[1];
-    _k[1] = _k[0];
-   
-   return _result;
+/* Copyright (c) <2012> MIT License
+ *
+ * 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 and this permission notice 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 THE AUTHORS OR COPYRIGHT HOLDERS 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.
+ *
+ * @section DESCRIPTION
+ *
+ * 10-Point Moving Average Filter
+ */
+ 
+#include "MAF.h"
+
+   MAF::MAF(){}
+   
+   float MAF::update(float data){
+   
+    _k[0] = data;
+    _result = _k[0]*0.1 + _k[1]*0.1 + _k[2]*0.1 + _k[3]*0.1 + _k[4]*0.1 + _k[5]*0.1 + _k[6]*0.1 + _k[7]*0.1 + _k[8]*0.1 + _k[9]*0.1 ;
+    _k[9] = _k[8];
+    _k[8] = _k[7];
+    _k[7] = _k[6];
+    _k[6] = _k[5];
+    _k[5] = _k[4];
+    _k[4] = _k[3];
+    _k[3] = _k[2];
+    _k[2] = _k[1];
+    _k[1] = _k[0];
+   
+   return _result;
+   }
+   
+   int MAF::updateInt(int data){
+   
+    _a[0] = data;
+    _result = _a[0]*0.1 + _a[1]*0.1 + _a[2]*0.1 + _a[3]*0.1 + _a[4]*0.1 + _a[5]*0.1 + _a[6]*0.1 + _a[7]*0.1 + _a[8]*0.1 + _a[9]*0.1 ;
+    _a[9] = _a[8];
+    _a[8] = _a[7];
+    _a[7] = _a[6];
+    _a[6] = _a[5];
+    _a[5] = _a[4];
+    _a[4] = _a[3];
+    _a[3] = _a[2];
+    _a[2] = _a[1];
+    _a[1] = _a[0];
+   
+   return _resultInt;
    }
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