A 10-Point moving average filter that returns a float each time a new value is added to the moving average array.
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Revision 2:21b70641f866, committed 2014-05-16
- Comitter:
- joe4465
- Date:
- Fri May 16 14:17:38 2014 +0000
- Parent:
- 1:fbc57eb4e61d
- Commit message:
- Added RC control - still not holding attitude correctly
Changed in this revision
MAF.cpp | Show annotated file Show diff for this revision Revisions of this file |
MAF.h | Show annotated file Show diff for this revision Revisions of this file |
diff -r fbc57eb4e61d -r 21b70641f866 MAF.cpp --- a/MAF.cpp Sun May 05 13:31:02 2013 +0000 +++ b/MAF.cpp Fri May 16 14:17:38 2014 +0000 @@ -1,31 +1,10 @@ -/* 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(){} +MAF::MAF() +{} - float MAF::update(float data){ - +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]; @@ -39,21 +18,4 @@ _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; - } \ No newline at end of file +} \ No newline at end of file
diff -r fbc57eb4e61d -r 21b70641f866 MAF.h --- a/MAF.h Sun May 05 13:31:02 2013 +0000 +++ b/MAF.h Fri May 16 14:17:38 2014 +0000 @@ -1,85 +1,17 @@ -/* 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 - * - * Moving Average Filter - * - * - */ - #ifndef MAF_H #define MAF_H #include "mbed.h" -/** 10-Point Moving Average filter - * - * Example: - * @code - * // Update the filter with gyroscope readings - * #include "mbed.h" - * #include "ITG3200.h" - * #include "MAF.h" - * - * Serial pc(USBTX, USBRX); - * ITG3200 gyro(p9, p10); - * MAF Filter(); - * int Average; - * - * int main() { - * - * gyro.setLpBandwidth(LPFBW_42HZ); - * - * while(1){ - * - * Average = Filter.updateInt(gyro.getGyroX()); - * pc.printf("%i\n",Average); - * wait_ms(50); - * } - * } - * @endcode - */ -class MAF { - +class MAF +{ public: - - /* Creates a 10-Point Moving Average Filter object - * - */ - MAF(void); - - /* Updates the filter - * @param data new data input for the filter,returns the float average - */ + MAF(); float update(float data); - - /* Updates the filter - * @param data new data input for the filter, returns the integer average - */ - int updateInt(int data); private : - - float _k[10]; - int _a[10]; - + float _k[10]; float _result; - int _resultInt; }; #endif \ No newline at end of file