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Cleanup project structure. Update unit test Makefile to place object
files in obj/test
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fb9e3a2358
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330 changed files with 657 additions and 638 deletions
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@ -1,59 +0,0 @@
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#include <stdint.h>
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#include <math.h>
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#include "maths.h"
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int constrain(int amt, int low, int high)
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{
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if (amt < low)
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return low;
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else if (amt > high)
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return high;
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else
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return amt;
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}
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float constrainf(float amt, float low, float high)
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{
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if (amt < low)
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return low;
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else if (amt > high)
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return high;
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else
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return amt;
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}
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void devClear(stdev_t *dev)
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{
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dev->m_n = 0;
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}
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void devPush(stdev_t *dev, float x)
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{
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dev->m_n++;
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if (dev->m_n == 1) {
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dev->m_oldM = dev->m_newM = x;
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dev->m_oldS = 0.0f;
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} else {
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dev->m_newM = dev->m_oldM + (x - dev->m_oldM) / dev->m_n;
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dev->m_newS = dev->m_oldS + (x - dev->m_oldM) * (x - dev->m_newM);
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dev->m_oldM = dev->m_newM;
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dev->m_oldS = dev->m_newS;
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}
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}
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float devVariance(stdev_t *dev)
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{
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return ((dev->m_n > 1) ? dev->m_newS / (dev->m_n - 1) : 0.0f);
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}
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float devStandardDeviation(stdev_t *dev)
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{
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return sqrtf(devVariance(dev));
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}
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float degreesToRadians(int16_t degrees)
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{
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return degrees * RAD;
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}
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