optimization

code/arduino/Movement-sensor-code/Movement-sensor-code.ino

@@ -1,14 +1,18 @@
 #include "headerFile.h"
 
 // SensorManager::Rotation offset;
+#define BUFFER_SIZE 1024
+
+#define DEVICE_ID 1
+
+char *buffer = (char *)malloc(sizeof(char) * BUFFER_SIZE);
 
 void setup() {
   Serial.begin(9600);
-  Serial.println("startup");
+  // Serial.println("startup");
   //connect to internet and start sensor
   connectivity.connectWiFi(ssid, pass);
   sensorManager.sensorSetup();
-
 }
 
 void loop() {
@@ -16,22 +20,26 @@ void loop() {
   SensorManager::acceleration rotationAcceleration = sensorManager.getAcelleration();
   unsigned long lastTime = 0;  // will store the last time the code was run
 
-    Serial.print(eulerRotation.roll);
-    Serial.print(" ");
-    Serial.print(eulerRotation.yaw);
-    Serial.print(" ");
-    Serial.print(eulerRotation.pitch);
-    Serial.println();
-
   unsigned long currentTime = millis();
   if (currentTime - lastTime >= 100) {  // 100 ms has passed
-  String message = "{\"deviceId\": 1, \"rotationX\":\"" + String(eulerRotation.roll) + "\",\"rotationY\":\"" + String(eulerRotation.pitch) + "\",\"rotationZ\":\"" + String(eulerRotation.yaw) + "\",\"accelerationX\":\"" + String(rotationAcceleration.x) + "\",\"accelerationY\":\"" + String(rotationAcceleration.y) + "\",\"accelerationZ\":\"" + String(rotationAcceleration.z) + "\",\"type\":\"data\"}";
-    Serial.println(connectivity.httpPost("192.168.137.146", "/", 3445, message.c_str(), message.length(), "json"));
-    Serial.println(message);
+    memset(buffer, 0, BUFFER_SIZE);
+    sprintf(
+        buffer, 
+        "{\"deviceId\": %d, \"rotationX\": %d, \"rotationY\": %d, \"rotationZ\": %d, \"accelerationX\": %d, \"accelerationY\": %d, \"accelerationZ\": %d, \"type\": %s}", 
+        DEVICE_ID,
+        eulerRotation.roll,
+        eulerRotation.pitch,
+        eulerRotation.yaw,
+        rotationAcceleration.x,
+        rotationAcceleration.y,
+        rotationAcceleration.z,
+        "data");
+    // Serial.println(connectivity.httpPost("192.168.137.45", "/", 3445, message.c_str(), message.length(), "json"));
+    // Serial.println(message);
+    connectivity.httpPost("192.168.137.45", "/", 3445, buffer, strlen(buffer), "application/json");
     lastTime = currentTime;
-}
+  }
 }
 //acceleration.X
 //acceleration.Y
 //acceleration.Z
-