Searched refs:dT (Results 1 - 6 of 6) sorted by relevance
/frameworks/native/services/sensorservice/ |
H A D | Fusion.h | 66 void handleGyro(const vec3_t& w, float dT); 67 status_t handleAcc(const vec3_t& a, float dT); 92 void initFusion(const vec4_t& q0, float dT); 94 void predict(const vec3_t& w, float dT);
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H A D | Fusion.cpp | 218 void Fusion::initFusion(const vec4_t& q, float dT) argument 234 const float dT2 = dT*dT; 235 const float dT3 = dT2*dT; 237 // variance of integrated output at 1/dT Hz (random drift) 238 const float q00 = mParam.gyroVar * dT + 0.33333f * mParam.gyroBiasVar * dT3; 241 const float q11 = mParam.gyroBiasVar * dT; 261 bool Fusion::checkInitComplete(int what, const vec3_t& d, float dT) { argument 270 mGyroRate = dT; 277 mGyroRate = dT; 313 handleGyro(const vec3_t& w, float dT) argument 320 handleAcc(const vec3_t& a, float dT) argument 430 predict(const vec3_t& w, float dT) argument [all...] |
H A D | SensorFusion.cpp | 74 float dT; local 78 dT = (event.timestamp - mGyroTime) / 1000000000.0f; 80 const float freq = 1 / dT; 82 const float alpha = 1 / (1 + dT); // 1s time-constant 90 mFusions[i].handleGyro(gyro, dT); 103 float dT; local 106 dT = (event.timestamp - mAccTime) / 1000000000.0f; 111 mFusions[i].handleAcc(acc, dT);
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/frameworks/base/core/java/android/hardware/ |
H A D | LegacySensorManager.java | 412 float dT = (mT[j] - mT[j+1])*ns; 413 dT *= dT; 414 A += Z*dT; 415 B += T*(T*dT); 416 C += (T*dT); 417 D += Z*(T*dT); 418 E += dT;
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/frameworks/base/libs/common_time/ |
H A D | clock_recovery.cpp | 93 const float ClockRecoveryLoop::dT = 1.0; member in class:android::ClockRecoveryLoop 98 const float ClockRecoveryLoop::bias_RC = (dT / (2 * 3.14159f * bias_Fc)); 99 const float ClockRecoveryLoop::bias_Alpha = (dT / (bias_RC + dT)); 255 delta_f = last_delta_f_ - dT*(CO - CObias); 260 dCO = Kc * (1.0f + dT/Ti) * delta_f - Kc * last_delta_f_;
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H A D | clock_recovery.h | 60 static const float dT; member in class:android::ClockRecoveryLoop
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