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Merge branch 'master' into development
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commit
81623d4ac7
7 changed files with 32 additions and 16 deletions
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@ -237,15 +237,19 @@ int16_t firFilterInt16Get(const firFilter_t *filter, int index)
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return filter->buf[index];
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return filter->buf[index];
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}
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}
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void initDenoisingFilter(denoisingState_t *filter, uint8_t gyroSoftLpfHz, uint16_t targetLooptime) {
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filter->targetCount = constrain(lrintf((1.0f / (0.000001f * (float)targetLooptime)) / gyroSoftLpfHz), 1, MAX_DENOISE_WINDOW_SIZE);
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}
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/* prototype function for denoising of signal by dynamic moving average. Mainly for test purposes */
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/* prototype function for denoising of signal by dynamic moving average. Mainly for test purposes */
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float denoisingFilterUpdate(float input, uint8_t count, float filter[MAX_DENOISE_WINDOW_SIZE]) {
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float denoisingFilterUpdate(denoisingState_t *filter, float input) {
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int index;
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int index;
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float averageSum = 0.0f;
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float averageSum = 0.0f;
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for (index = count-1; index > 0; index--) filter[index] = filter[index-1];
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for (index = filter->targetCount-1; index > 0; index--) filter->state[index] = filter->state[index-1];
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filter[0] = input;
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filter->state[0] = input;
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for (count = 0; count < count; index++) averageSum += filter[index];
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for (int count = 0; count < filter->targetCount; index++) averageSum += filter->state[index];
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return averageSum / count;
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return averageSum / filter->targetCount;
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}
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}
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@ -29,6 +29,11 @@ typedef struct biquadFilter_s {
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float d1, d2;
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float d1, d2;
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} biquadFilter_t;
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} biquadFilter_t;
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typedef struct dennoisingState_s {
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int targetCount;
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float state[MAX_DENOISE_WINDOW_SIZE];
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} denoisingState_t;
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typedef enum {
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typedef enum {
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FILTER_PT1 = 0,
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FILTER_PT1 = 0,
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FILTER_BIQUAD,
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FILTER_BIQUAD,
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@ -81,5 +86,6 @@ float firFilterInt16CalcPartialAverage(const firFilterInt16_t *filter, uint8_t c
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float firFilterInt16CalcAverage(const firFilterInt16_t *filter);
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float firFilterInt16CalcAverage(const firFilterInt16_t *filter);
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int16_t firFilterInt16LastInput(const firFilterInt16_t *filter);
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int16_t firFilterInt16LastInput(const firFilterInt16_t *filter);
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int16_t firFilterInt16Get(const firFilter_t *filter, int index);
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int16_t firFilterInt16Get(const firFilter_t *filter, int index);
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float denoisingFilterUpdate(float input, uint8_t count, float filter[MAX_DENOISE_WINDOW_SIZE]);
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void initDenoisingFilter(denoisingState_t *filter, uint8_t gyroSoftLpfHz, uint16_t targetLooptime);
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float denoisingFilterUpdate(denoisingState_t *filter, float input);
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@ -103,7 +103,7 @@ biquadFilter_t dtermFilterLpf[3];
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biquadFilter_t dtermFilterNotch[3];
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biquadFilter_t dtermFilterNotch[3];
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bool dtermNotchInitialised;
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bool dtermNotchInitialised;
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bool dtermBiquadLpfInitialised;
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bool dtermBiquadLpfInitialised;
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float dtermFilterDenoise[XYZ_AXIS_COUNT][MAX_DENOISE_WINDOW_SIZE];
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denoisingState_t dtermDenoisingState[3];
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bool dtermNotchInitialised, dtermLpfInitialised;
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bool dtermNotchInitialised, dtermLpfInitialised;
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void initFilters(const pidProfile_t *pidProfile) {
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void initFilters(const pidProfile_t *pidProfile) {
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@ -121,6 +121,13 @@ void initFilters(const pidProfile_t *pidProfile) {
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dtermLpfInitialised = true;
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dtermLpfInitialised = true;
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}
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}
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}
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}
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if (pidProfile->dterm_filter_type == FILTER_DENOISE) {
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if (pidProfile->dterm_lpf_hz && !dtermLpfInitialised) {
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for (axis = 0; axis < 3; axis++) initDenoisingFilter(&dtermDenoisingState[axis], pidProfile->dterm_lpf_hz, targetPidLooptime);
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dtermLpfInitialised = true;
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}
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}
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}
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}
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void pidSetController(pidControllerType_e type)
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void pidSetController(pidControllerType_e type)
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@ -60,7 +60,7 @@ extern pt1Filter_t yawFilter;
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extern biquadFilter_t dtermFilterLpf[3];
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extern biquadFilter_t dtermFilterLpf[3];
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extern biquadFilter_t dtermFilterNotch[3];
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extern biquadFilter_t dtermFilterNotch[3];
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extern bool dtermNotchInitialised;
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extern bool dtermNotchInitialised;
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extern float dtermFilterDenoise[XYZ_AXIS_COUNT][MAX_DENOISE_WINDOW_SIZE];
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extern denoisingState_t dtermDenoisingState[3];
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void initFilters(const pidProfile_t *pidProfile);
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void initFilters(const pidProfile_t *pidProfile);
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float getdT(void);
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float getdT(void);
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@ -214,7 +214,7 @@ void pidBetaflight(const pidProfile_t *pidProfile, uint16_t max_angle_inclinatio
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else if (pidProfile->dterm_filter_type == FILTER_PT1)
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else if (pidProfile->dterm_filter_type == FILTER_PT1)
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delta = pt1FilterApply4(&deltaFilter[axis], delta, pidProfile->dterm_lpf_hz, getdT());
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delta = pt1FilterApply4(&deltaFilter[axis], delta, pidProfile->dterm_lpf_hz, getdT());
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else
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else
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delta = denoisingFilterUpdate(delta, 3, dtermFilterDenoise[axis]);
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delta = denoisingFilterUpdate(&dtermDenoisingState[axis], delta);
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}
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}
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DTerm = Kd[axis] * delta * tpaFactor;
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DTerm = Kd[axis] * delta * tpaFactor;
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@ -57,7 +57,7 @@ extern int32_t errorGyroI[3];
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extern pt1Filter_t deltaFilter[3];
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extern pt1Filter_t deltaFilter[3];
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extern pt1Filter_t yawFilter;
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extern pt1Filter_t yawFilter;
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extern biquadFilter_t dtermFilterLpf[3];
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extern biquadFilter_t dtermFilterLpf[3];
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extern float dtermFilterDenoise[XYZ_AXIS_COUNT][MAX_DENOISE_WINDOW_SIZE];
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extern denoisingState_t dtermDenoisingState[3];
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void initFilters(const pidProfile_t *pidProfile);
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void initFilters(const pidProfile_t *pidProfile);
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float getdT(void);
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float getdT(void);
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@ -183,7 +183,7 @@ void pidLegacy(const pidProfile_t *pidProfile, uint16_t max_angle_inclination, c
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else if (pidProfile->dterm_filter_type == FILTER_PT1)
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else if (pidProfile->dterm_filter_type == FILTER_PT1)
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delta = pt1FilterApply4(&deltaFilter[axis], delta, pidProfile->dterm_lpf_hz, getdT());
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delta = pt1FilterApply4(&deltaFilter[axis], delta, pidProfile->dterm_lpf_hz, getdT());
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else
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else
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delta = denoisingFilterUpdate(delta, 3, dtermFilterDenoise[axis]);
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delta = denoisingFilterUpdate(&dtermDenoisingState[axis], delta);
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delta = lrintf(deltaf);
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delta = lrintf(deltaf);
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}
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}
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@ -532,7 +532,7 @@ static const char * const lookupTableRcInterpolation[] = {
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};
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};
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static const char * const lookupTableLowpassType[] = {
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static const char * const lookupTableLowpassType[] = {
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"NORMAL", "HIGH"
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"NORMAL", "HIGH", "DENOISE"
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};
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};
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static const char * const lookupTableFailsafe[] = {
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static const char * const lookupTableFailsafe[] = {
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@ -49,7 +49,7 @@ static const gyroConfig_t *gyroConfig;
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static biquadFilter_t gyroFilterLPF[XYZ_AXIS_COUNT];
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static biquadFilter_t gyroFilterLPF[XYZ_AXIS_COUNT];
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static biquadFilter_t gyroFilterNotch_1[XYZ_AXIS_COUNT], gyroFilterNotch_2[XYZ_AXIS_COUNT];
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static biquadFilter_t gyroFilterNotch_1[XYZ_AXIS_COUNT], gyroFilterNotch_2[XYZ_AXIS_COUNT];
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static pt1Filter_t gyroFilterPt1[XYZ_AXIS_COUNT];
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static pt1Filter_t gyroFilterPt1[XYZ_AXIS_COUNT];
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static float gyroFilterDenoise[XYZ_AXIS_COUNT][MAX_DENOISE_WINDOW_SIZE];
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static denoisingState_t gyroDenoiseState[XYZ_AXIS_COUNT];
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static uint8_t gyroSoftLpfType;
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static uint8_t gyroSoftLpfType;
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static uint16_t gyroSoftNotchHz_1, gyroSoftNotchHz_2;
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static uint16_t gyroSoftNotchHz_1, gyroSoftNotchHz_2;
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static float gyroSoftNotchQ_1, gyroSoftNotchQ_2;
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static float gyroSoftNotchQ_1, gyroSoftNotchQ_2;
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@ -196,7 +196,7 @@ void gyroUpdate(void)
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else if (gyroSoftLpfType == FILTER_PT1)
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else if (gyroSoftLpfType == FILTER_PT1)
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gyroADCf[axis] = pt1FilterApply4(&gyroFilterPt1[axis], (float) gyroADC[axis], gyroSoftLpfHz, gyroDt);
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gyroADCf[axis] = pt1FilterApply4(&gyroFilterPt1[axis], (float) gyroADC[axis], gyroSoftLpfHz, gyroDt);
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else
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else
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gyroADCf[axis] = denoisingFilterUpdate((float) gyroADC[axis], 3, gyroFilterDenoise[axis]);
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gyroADCf[axis] = denoisingFilterUpdate(&gyroDenoiseState[axis], (float) gyroADC[axis]);
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if (debugMode == DEBUG_NOTCH)
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if (debugMode == DEBUG_NOTCH)
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debug[axis] = lrintf(gyroADCf[axis]);
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debug[axis] = lrintf(gyroADCf[axis]);
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@ -210,8 +210,7 @@ void gyroUpdate(void)
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gyroADC[axis] = lrintf(gyroADCf[axis]);
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gyroADC[axis] = lrintf(gyroADCf[axis]);
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}
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}
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} else {
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} else {
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for (int axis = 0; axis < XYZ_AXIS_COUNT; axis++) {
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for (int axis = 0; axis < XYZ_AXIS_COUNT; axis++)
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gyroADCf[axis] = gyroADC[axis];
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gyroADCf[axis] = gyroADC[axis];
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}
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}
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}
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}
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}
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