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3rd Repo, trying to figure this out.
Fork of SOFT253_Template_Weather_OS_54 by
FakeSensor/FakeMeasurer.cpp@83:0d3572a8a851, 2017-05-11 (annotated)
- Committer:
- aburch1
- Date:
- Thu May 11 19:23:55 2017 +0000
- Revision:
- 83:0d3572a8a851
- Parent:
- 50:c07e968b9582
- Child:
- 85:422d0a1b95cf
Comments cleaned and improved throughout classes. Main header class comment complete, other class comments still need to be written.
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
Netaphous | 50:c07e968b9582 | 1 | #include "FakeSensor.h" |
Netaphous | 50:c07e968b9582 | 2 | #include "mbed.h" |
Netaphous | 50:c07e968b9582 | 3 | |
aburch1 | 83:0d3572a8a851 | 4 | /** |
Netaphous | 50:c07e968b9582 | 5 | Constructor |
Netaphous | 50:c07e968b9582 | 6 | Takes in minimum and maximum values for both temperature and humidity fake readings |
aburch1 | 83:0d3572a8a851 | 7 | |
aburch1 | 83:0d3572a8a851 | 8 | @param tempMin : Miniumum value for temperature. |
aburch1 | 83:0d3572a8a851 | 9 | @param tempMax : Maxiumum value for temperature. |
aburch1 | 83:0d3572a8a851 | 10 | @param humiMin : Miniumum value for humidity. |
aburch1 | 83:0d3572a8a851 | 11 | @param humiMax : Maxiumum value for humidity. |
Netaphous | 50:c07e968b9582 | 12 | */ |
Netaphous | 50:c07e968b9582 | 13 | FakeMeasurer::FakeMeasurer(float tempMin, float tempMax, float humiMin, float humiMax) |
Netaphous | 50:c07e968b9582 | 14 | { |
Netaphous | 50:c07e968b9582 | 15 | temperatureMin = tempMin; |
Netaphous | 50:c07e968b9582 | 16 | temperatureMax = tempMax; |
Netaphous | 50:c07e968b9582 | 17 | humidityMin = humiMin; |
Netaphous | 50:c07e968b9582 | 18 | humidityMax = humiMax; |
aburch1 | 83:0d3572a8a851 | 19 | } |
aburch1 | 83:0d3572a8a851 | 20 | |
aburch1 | 83:0d3572a8a851 | 21 | /** |
aburch1 | 83:0d3572a8a851 | 22 | @return : True to fake successful initialisation of sensor. |
Netaphous | 50:c07e968b9582 | 23 | */ |
Netaphous | 50:c07e968b9582 | 24 | bool FakeMeasurer::init() |
Netaphous | 50:c07e968b9582 | 25 | { |
Netaphous | 50:c07e968b9582 | 26 | return true; |
Netaphous | 50:c07e968b9582 | 27 | } |
Netaphous | 50:c07e968b9582 | 28 | |
aburch1 | 83:0d3572a8a851 | 29 | /** |
aburch1 | 83:0d3572a8a851 | 30 | Fakes a calibration call to the sensor by doing nothing. |
Netaphous | 50:c07e968b9582 | 31 | */ |
Netaphous | 50:c07e968b9582 | 32 | void FakeMeasurer::calib() {} |
Netaphous | 50:c07e968b9582 | 33 | |
aburch1 | 83:0d3572a8a851 | 34 | /** |
Netaphous | 50:c07e968b9582 | 35 | Generates a random number for both temperature and humidity using the ranges |
aburch1 | 83:0d3572a8a851 | 36 | given in the constructor and stores the random numbers in the variables passed in. |
aburch1 | 83:0d3572a8a851 | 37 | |
aburch1 | 83:0d3572a8a851 | 38 | @param temperature : Pointer to float where temperature reading is stored. |
aburch1 | 83:0d3572a8a851 | 39 | @param humidity : Pointer to float where humidity reading is stored. |
Netaphous | 50:c07e968b9582 | 40 | */ |
Netaphous | 50:c07e968b9582 | 41 | void FakeMeasurer::ReadTempHumi(float *temperature, float *humidity) |
Netaphous | 50:c07e968b9582 | 42 | { |
Netaphous | 50:c07e968b9582 | 43 | int rangeMax = 1000; |
Netaphous | 50:c07e968b9582 | 44 | |
Netaphous | 50:c07e968b9582 | 45 | float targetRange = temperatureMax - temperatureMin; |
Netaphous | 50:c07e968b9582 | 46 | srand(time(NULL)); |
Netaphous | 50:c07e968b9582 | 47 | int randNum = (rand()%rangeMax); |
Netaphous | 50:c07e968b9582 | 48 | float perc = (float)randNum / rangeMax; |
Netaphous | 50:c07e968b9582 | 49 | float percRange = perc * targetRange; |
Netaphous | 50:c07e968b9582 | 50 | *temperature = percRange + temperatureMin; |
Netaphous | 50:c07e968b9582 | 51 | |
Netaphous | 50:c07e968b9582 | 52 | targetRange = humidityMax - humidityMin; |
Netaphous | 50:c07e968b9582 | 53 | srand(time(NULL)); |
Netaphous | 50:c07e968b9582 | 54 | randNum = (rand()%rangeMax); |
Netaphous | 50:c07e968b9582 | 55 | perc = (float)randNum / rangeMax; |
Netaphous | 50:c07e968b9582 | 56 | percRange = perc * targetRange; |
Netaphous | 50:c07e968b9582 | 57 | *humidity = percRange + humidityMin; |
Netaphous | 50:c07e968b9582 | 58 | } |