Diff: HW05Code/main.cpp

Revision:

0:f17da79e74c9

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/HW05Code/main.cpp	Wed Oct 09 16:29:06 2019 +0000
@@ -0,0 +1,117 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2018 ARM Limited
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include "mbed.h"
+#include <cctype>
+#include "Car.h"
+#include "AccCar.h"
+#include "TextLCD.h"
+#include "Road.h"
+
+Serial pc(USBTX, USBRX);
+TextLCD lcd(p15, p16, p17, p18, p19, p20);
+
+#define ROADLENGTH 100
+
+// Read the max number of services to perform from pc input
+int read_int(char* prompt) {
+    int maxService = 0;
+    
+    pc.printf(prompt);
+    
+    char input;
+    while(1) {
+        input = pc.getc();
+        pc.putc(input);
+        
+        if( std::isdigit(input) ) {
+            maxService = (maxService * 10) + (input-'0');   
+        } else {
+            pc.putc(input);
+            break;   
+        } 
+    }
+    
+    return maxService;
+}
+
+// main() runs in its own thread in the OS
+int main()
+{   
+    // ------------------------------------------------------------------------------
+    // The following three variables are used for timing statistics, do not modify them
+    Timer stopwatch;    // A timer to keep track of how long the updates take, for statistics purposes
+    int numberCycles = 0;
+    int totalUpdateTime = 0;
+    // ------------------------------------------------------------------------------
+    
+    Road road;    
+    AccCar car1(1, &road, 0x01);
+//    AccCar car2(2, &road, 0x02);
+//    AccCar car3(3, &road, 0x03);
+//    AccCar car4(4, &road, 0x04);
+//    AccCar car5(5, &road, 0x05);
+    
+    road.add_acc_car(&car1);
+    
+    
+    stopwatch.start();
+    
+//    car2.set_forward_car(&car1);
+//    car3.set_forward_car(&car2);
+//    car4.set_forward_car(&car3);
+//    car5.set_forward_car(&car4);
+    
+    car1.reset();
+//    car2.reset();
+//    car3.reset();
+//    car4.reset();
+//    car5.reset();
+    
+    int timerForCar2 = rand() % 3 + 1;
+    int timerForCar3 = rand() % 3 + 1;
+    int timerForCar4 = rand() % 3 + 1;
+    int timerForCar5 = rand() % 3 + 1;
+
+    stopwatch.reset();
+    
+    do {
+        
+        road.let_cars_update();
+        road.wait_for_car_update();
+        // ------------------------------------------------------------------
+        // Timing statistics logic, do not modify
+        totalUpdateTime += stopwatch.read_ms();
+        numberCycles++;
+        stopwatch.reset();
+        // ------------------------------------------------------------------
+       // if (numberCycles == timerForCar2){
+//            road.add_acc_car(&car2);
+//        }
+//        if (numberCycles == (timerForCar2+timerForCar3)){
+//            road.add_acc_car(&car3);
+//        }
+//        if (numberCycles == (timerForCar2+timerForCar3+timerForCar4)){
+//            road.add_acc_car(&car4);
+//        }
+        lcd.cls();
+        pc.printf("1 %d -> %d\n", car1.position, car1.speed);
+        //pc.printf("1 %d -> %d\n2 %d -> %d\n3 %d -> %d\n4 %d -> %d\n5 %d -> %d", car1.position, car1.speed, car2.position, car2.speed, car3.position, car3.speed, car4.position, car4.speed, car5.position, car5.speed);
+        lcd.printf("1 %d -> %d\n", car1.position, car1.speed);
+        
+    } while (car1.position <= ROADLENGTH); 
+    car1.stop();
+//    car2.stop();
+//    car3.stop();
+//    car4.stop();
+//    car5.stop();
+    
+            // ----------------------------------------------------------------------
+    // Timing statistics printout, do not modify
+    pc.printf("Average update cycle took: %fms \r\n", (totalUpdateTime*1.0)/(numberCycles*1.0));
+    totalUpdateTime = 0;
+    numberCycles = 0;
+    // ----------------------------------------------------------------------
+}