src/main/drivers/pitotmeter/pitotmeter_fake.c

   1 /*
   2  * This file is part of Cleanflight.
   3  *
   4  * Cleanflight is free software: you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation, either version 3 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * Cleanflight is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with Cleanflight.  If not, see <http://www.gnu.org/licenses/>.
  16  */
  17
  18 #include <stdbool.h>
  19 #include <stdint.h>
  20
  21 #include <platform.h>
  22
  23 #include "build/build_config.h"
  24
  25 #include "common/utils.h"
  26
  27 #include "drivers/pitotmeter/pitotmeter.h"
  28 #include "drivers/pitotmeter/pitotmeter_fake.h"
  29
  30 #ifdef USE_PITOT_FAKE
  31 static float fakePressure;
  32 static float fakeTemperature;
  33 static float fakeAirspeed;
  34
  35 static bool fakePitotStart(pitotDev_t *pitot)
  36 {
  37     UNUSED(pitot);
  38     return true;
  39 }
  40
  41 void fakePitotSet(float pressure, float temperature)
  42 {
  43     fakePressure = pressure;
  44     fakeTemperature = temperature;
  45 }
  46
  47 void fakePitotSetAirspeed(float airSpeed)
  48 {
  49     fakeAirspeed = airSpeed;
  50 }
  51
  52 float fakePitotGetAirspeed(void)
  53 {
  54     return fakeAirspeed;
  55 }
  56
  57 bool fakePitotRead(pitotDev_t *pitot)
  58 {
  59     pitot->calculate(pitot, &fakePressure, &fakeTemperature);
  60     return true;
  61 }
  62
  63 static void fakePitotCalculate(pitotDev_t *pitot, float *pressure, float *temperature)
  64 {
  65     UNUSED(pitot);
  66     if (pressure)
  67         *pressure = fakePressure;    // Pa
  68     if (temperature)
  69         *temperature = fakeTemperature; // K
  70 }
  71
  72 bool fakePitotDetect(pitotDev_t *pitot)
  73 {
  74     fakePressure = 0;           // 0Pa
  75     fakeTemperature = 273;      // 0C
  76
  77     pitot->delay = 10000;
  78     pitot->calibThreshold = 0.00001f;
  79     pitot->start = fakePitotStart;
  80     pitot->get = fakePitotRead;
  81     pitot->calculate = fakePitotCalculate;
  82     return true;
  83 }
  84 #endif