int testParallel()
{
float resistors3[] = {3,3,3};
float resistors5[] = {100,100,100,100,100};
float resistors0[] = {0,1,10,100,1000};
// Test using big 'S'
float totRes = calc_resistance(3,'P',resistors3);
printf("Parallel = %7.2f\n",totRes);
if (totRes != 1.0) { return 1; }
// Test using small 'p'
totRes = calc_resistance(3,'p',resistors3);
printf("Parallel = %7.2f\n",totRes);
if (totRes != 1.0) { return 1; }
// Test using 5 resistors
totRes = calc_resistance(5,'P',resistors5);
printf("Parallel = %7.2f\n",totRes);
if (totRes != 20.0) { return 1; }
// Test with a 0ohm
totRes = calc_resistance(5,'P',resistors0);
printf("Parallel = %7.2f\n",totRes);
if (totRes != 0) { return 1; }
return 0;
}
int testParallel()
{
float resistors[] = {1,1,1};
float totRes = calc_resistance(3,'P',resistors);
printf("Parallel = %f\n",totRes);
float resistors2[] = {3,3,3};
totRes = calc_resistance(3,'P',resistors2);
printf("Parallel = %f\n",totRes);
return 0;
}
int main()
{
int count, i;
float totRes;
float *array;
char conn;
printf("Ange spänningskälla i V:");
printf("Ange koppling[S | P]:");
if (scanf("%c", &conn)!=1) { printf ("error - it is not an char\n"); return -1; }
printf("Antal komponenter:");
if (scanf("%i", &count)!=1) { printf ("error - it is not an integer\n"); return -1; }
array = (float*) malloc(sizeof(float) * count);
for (i=0; i < count; i++)
{
printf("Komponent %d i ohm:",i + 1);
if (scanf("%f", &array[i])!=1) { printf ("error - it is not an float\n"); return -1; }
}
// Calculate values
printf("Ersättningsresistans: %.2f ohm\n",calc_resistance(count,conn,array));
printf("Effekt: %f W\n",1.78);
printf("Ersättningsresistanser i E12-serien kopplade i serie:");
free(array);
return 0;
}
int testSerial()
{
float resistors[] = {1,2,3};
float totRes = calc_resistance(3,'S',resistors);
printf("Serial = %f\n",totRes);
return (totRes != 6.0);
}
int testNull()
{
float totRes = calc_resistance(3,'P',NULL);
if (totRes != -1) { return 1; }
return 0;
}
int testSerial()
{
float resistors[] = {1,2,3};
float resistors0[] = {0,1,10,100,1000};
// Test big 'S'
float totRes = calc_resistance(3,'S',resistors);
printf("Serial = %7.2f\n",totRes);
if (totRes != 6.0) { return 1; }
// Test small 's'
totRes = calc_resistance(3,'s',resistors);
printf("Serial = %7.2f\n",totRes);
if (totRes != 6.0) { return 1; }
// Test using 0 ohm
totRes = calc_resistance(5,'s',resistors0);
printf("Serial = %7.2f\n",totRes);
if (totRes != 1111.0) { return 1; }
return 0;
}
/**
* @brief Event method that is fired when it's time to calculate the output of the input
*
* Event method that fires when the button is clicked. This calculates the result of the electrolib functionality.
* @return void
**/
static void calculateAndPresentOutput(){
int RESISTANCEOUTPUTLABELROW = 6;
int VOLTAGEOUTPUTLABELROW = 7;
int E12OUTPUTLABELROW = 8;
float* replaceResistanceValues = calloc(3,sizeof(float));
float totalresistance = calc_resistance(getNumberOfComponents(), getConnectionType(), getResistanceItems());
float totalpower = calc_power_r(getVoltage(), totalresistance);
int numberOfResistors = e_resistance(totalresistance, replaceResistanceValues);
char formatedMessage[100];
sprintf(formatedMessage, "Ersättningsresistance: %.1f ohm", totalresistance);
addOutputLabel(_mainGrid, formatedMessage, 1, RESISTANCEOUTPUTLABELROW, 2);
sprintf(formatedMessage, "Effekt: %.2f W", totalpower);
addOutputLabel(_mainGrid, formatedMessage, 1, VOLTAGEOUTPUTLABELROW, 2);
sprintf(formatedMessage, "Ersättningsresistans i E12-serien koppliade i serie: %.0f, %.0f, %.0f", *replaceResistanceValues, *(replaceResistanceValues+1), *(replaceResistanceValues+2));
addOutputLabel(_mainGrid, formatedMessage, 1, E12OUTPUTLABELROW, 2);
}
int main()
{
int count, i;
float totRes;
float volt=2.0;
float power;
float *array;
char conn;
float resistors[3];
float *fp=&resistors[0];
int antal;
printf("Ange koppling[S | P]: ");
if (scanf("%c", &conn)!=1) { printf ("Error - Inmatat värde är inte en char\n"); return -1; }
printf("Antal komponenter: ");
if (scanf("%i", &count)!=1) { printf ("Error - Inmatat värde är inte en integer\n"); return -1; }
array = (float*) malloc(sizeof(float) * count);
for (i=0; i < count; i++)
{
printf("Komponent %d i ohm: ",i + 1);
if (scanf("%f", &array[i])!=1) { printf ("Error - Inmatat värde är inte en float\n"); return -1; }
}
// Calculate values
totRes = calc_resistance(count,conn,array);
if (totRes == -1) {printf ("Error - Misslyckades med att räkna ut ersättningsresistans\n"); return -1;}
printf("Ersättningsresistans: %.2f ohm\n",totRes);
printf("Ange spänningskälla i V: ");
if (scanf("%f", &volt)!=1){ printf("Error - Inmatat värde är inte en float\n"); return -1;}
power = calc_power_r(volt, totRes);
printf("Effekt: %.2f W\n", power);
printf("Ersättningsresistanser i E12-serien kopplade i serie: ");
for (antal = e_resistance(totRes, &resistors[0]); antal>0; antal--){
printf("%1.0f", *fp++);
if (antal>1)
printf(", ");
}
printf("\n");
free(array);
return 0;
}
int main(void)
{
char koppling;
int antal;
float *komp;
int i = 0;
printf("Ange koppling[S | P]:");
scanf("%c", &koppling);
printf("Antal komponenter:");
scanf("%d", &antal);
komp = (float*)malloc(sizeof(float)*antal);
for(i=0; i<antal; i++) {
printf("Komponent %d i ohm:", i+1);
scanf("%f", &komp[i]);
}
printf("Ersättningsresistans: %f ohm \n", calc_resistance(antal, koppling, komp));
return 0;
}