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add gust and lull computation

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This commit is contained in:
Tavis 2024-07-10 12:45:12 -10:00
parent 416fac62dd
commit 6b0cc27658
1 changed files with 27 additions and 24 deletions
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51
src/modules/SerialModule.cpp
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@ -200,9 +200,10 @@ int32_t SerialModule::runOnce()
} else if ((moduleConfig.serial.mode == meshtastic_ModuleConfig_SerialConfig_Serial_Mode_WS85)) {
static unsigned int lastAveraged = 0;
static unsigned int averageIntervalMillis = 300000; // 5 minutes
static int dirSum = 0;
static int dirSum = 0; // TODO : this needs trig, probably a second variable to keep track
static float velSum = 0;
static float gust = 0;
static float lull = -1;
static int velCount = 0;
static int dirCount = 0;
static char windDir[4] = "xxx"; // Assuming windDir is 3 characters long + null terminator
@ -210,8 +211,8 @@ int32_t SerialModule::runOnce()
static char windGust[5] = "xx.x"; // Assuming windGust is 4 characters long + null terminator
static char batVoltage[5] = "0.0V";
static char capVoltage[5] = "0.0V";
static float batVoltageF = 1;
static float capVoltageF = 1;
static float batVoltageF = 0;
static float capVoltageF = 0;
bool gotwind = false;
while (Serial2.available()) {
@ -220,9 +221,10 @@ int32_t SerialModule::runOnce()
// memset(formattedString, '\0', sizeof(formattedString));
serialPayloadSize = Serial2.readBytes(serialBytes, meshtastic_Constants_DATA_PAYLOAD_LEN);
// check for a string we care about
// WindDir = 173
// 19 : 21 : 37.325->WindSpeed = 0.0
// 19 : 21 : 37.325->WindGust = 0.5
// WindDir = 79
// WindSpeed = 0.5
// WindGust = 0.6
// GXTS04Temp = 24.4
if (serialPayloadSize > 0) {
// Define variables for line processing
int lineStart = 0;
@ -254,8 +256,12 @@ int32_t SerialModule::runOnce()
} else if (windSpeedPos != NULL) {
// Extract data after "=" for WindSpeed
strcpy(windVel, windSpeedPos + 15); // Add 15 to skip "WindSpeed = "
velSum += strtof(windVel, nullptr);
float newv = strtof(windVel, nullptr);
velSum += newv;
velCount++;
if (newv < lull)
lull = newv;
} else if (windGustPos != NULL) {
strcpy(windGust, windGustPos + 15); // Add 15 to skip "WindSpeed = "
float newg = strtof(windGust, nullptr);
@ -263,24 +269,18 @@ int32_t SerialModule::runOnce()
gust = newg;
}
// there are also voltage data we care about possibly
} else if (strstr(line, "BatVoltage") != NULL) { // we have a battVoltage line
char *batVoltagePos = strstr(line, "BatVoltage = ");
if (batVoltagePos != NULL) {
strcpy(batVoltage, batVoltagePos + 17); // 18 for ws 80, 17 for ws85
batVoltageF = strtof(batVoltage, nullptr);
// float voltage_f = strtof(batVoltage, &endptr);
// batVoltageInt = static_cast<int>(voltage_f * 10);
}
// these are also voltage data we care about possibly
// } else if (strstr(line, "BatVoltage") != NULL) { // we have a battVoltage line
// char *batVoltagePos = strstr(line, "BatVoltage = ");
// if (batVoltagePos != NULL) {
// strcpy(batVoltage, batVoltagePos + 17); // 18 for ws 80, 17 for ws85
// batVoltageF = strtof(batVoltage, nullptr);
// }
} else if (strstr(line, "CapVoltage") != NULL) { // we have a cappVoltage line
// should parse CapVoltage = 5.40V } else if (strstr(line,
// "CapVoltage") != NULL) { // we have a battVoltage line
char *capVoltagePos = strstr(line, "CapVoltage = ");
if (capVoltagePos != NULL) {
strcpy(capVoltage, capVoltagePos + 17); // 18 for ws 80, 17 for ws85
capVoltageF = strtof(capVoltage, nullptr);
// float voltage_f = strtof(capVoltage, &endptr);
// capVoltageInt = static_cast<int>(voltage_f * 10);
}
}
@ -291,13 +291,14 @@ int32_t SerialModule::runOnce()
}
}
if (gotwind) {
LOG_INFO("WS85 : %i %.1fg%.1f %.1fv %.1fv\n", atoi(windDir), strtof(windVel, nullptr),
strtof(windGust, nullptr), batVoltageF, capVoltageF);
}
if (gotwind && millis() - lastAveraged > averageIntervalMillis) {
// calulate average and send to the mesh
float velAvg = 1.0 * velSum / velCount;
float dirAvg = dirSum / dirCount;
float dirAvg = dirSum / dirCount; // TODO : this needs some trig to be accurate
// gust = gust
// sprintf(formattedString, "%i %.1fg%.1f %.1fv %.1fv", dirAvg, velAvg * 2.23, gust * 2.23, batVoltageF,
// capVoltageF);
@ -307,8 +308,9 @@ int32_t SerialModule::runOnce()
meshtastic_Telemetry m = meshtastic_Telemetry_init_zero;
m.variant.environment_metrics.wind_speed = velAvg;
m.variant.environment_metrics.wind_direction = dirAvg;
// m.variant.environment_metrics.wind_gust = gust;
// m.variant.environment_metrics.wind_lull = lull;
m.variant.environment_metrics.wind_gust = gust;
m.variant.environment_metrics.wind_lull = lull;
m.variant.environment_metrics.voltage = capVoltageF; // why not send sensor voltage too ?
LOG_INFO("(Sending): wind speed=%fm/s, direction=%d degrees\n", m.variant.environment_metrics.wind_speed,
m.variant.environment_metrics.wind_direction);
@ -325,9 +327,10 @@ int32_t SerialModule::runOnce()
p->priority = meshtastic_MeshPacket_Priority_RELIABLE;
service.sendToMesh(p, RX_SRC_LOCAL, true);
// reset counters
// reset counters and gust/lull
velSum = velCount = dirSum = dirCount = 0;
gust = 0;
lull = -1;
// clear serialBytes first;
// memset(serialBytes, '\0', sizeof(serialBytes));