//Safety limits. Returns qualitative result.
uint8 safety_temp(uint8 temp)
{
uint8 avg_temp = 0, result = 0;
//Filtered temp:
avg_temp = average_temp(temp);
//Limits:
if(avg_temp < TEMP_ERROR)
{
if(avg_temp < TEMP_WARNING)
{
//Temperature is normal
result = T_NORMAL;
}
else
{
//Temperature is in the WARNING zone
result = T_WARNING;
}
}
else
{
//Over or equal the TEMP_ERROR limit
result = T_ERROR;
}
//Return qualitative result:
return result;
}
int main(int argc, char** argv) {
FILE* s_fp;
int w_size;
int h_size;
Temp** ptp_temp1;
Temp** ptp_temp2;
if(argc <= 1) {
// Prints the usage message here, if no parameters are given.
printf("Usage:\n");
printf("./AVG_TEMP setting_file\n");
return EXIT_FAILURE;
}
s_fp = fopen(argv[1], "r");
if(s_fp == NULL) {
printf("Failed to open file %s\n", argv[1]);
return EXIT_FAILURE;
}
read_data(s_fp);
w_size = (int)width/grid_size;
h_size = (int)height/grid_size;
ptp_temp1 = initialize_temp(w_size, h_size, temp_left, temp_top, temp_right, temp_bottom);
ptp_temp2 = initialize_temp(w_size, h_size, temp_left, temp_top, temp_right, temp_bottom);
// Iterates the temperature of the object until it reaches balance, that is, it doesn't change anymore.
// Compares the temperature once every five iterations.
for(int i=1; i<100000; i++) {
iterate_temp(ptp_temp1, ptp_temp2, w_size, h_size);
iterate_temp(ptp_temp2, ptp_temp1, w_size, h_size);
if((i%1000 == 0) ){
if (compare_temp(ptp_temp1, ptp_temp2, w_size, h_size, EPSILON) == 0) break;
}
}
double temp = average_temp(ptp_temp1, w_size, h_size);
printf("Size of the object: height: %.1lf cm, width: %.1lf cm.\n", width, height);
printf("Size of the grid cell: %.1lf cm.\n", grid_size);
printf("Temperatures:\n");
printf("\tTop: %d K\n", temp_top);
printf("\tRight: %d K\n", temp_right);
printf("\tBottom: %d K\n", temp_bottom);
printf("\tLeft: %d K\n", temp_left);
printf("Average temperature is: %lf K\n", temp);
fclose(s_fp);
return EXIT_SUCCESS;
}
