int Tentacle::processPin(int number, int value) {
if( number < 0 || number >= numPins) {
return -1;
}
Tentacle::Action action = configuredPinActions[number];
switch(action) {
case Tentacle::Action_digitalWrite:
digitalWrite(number, value);
return value;
break;
case Tentacle::Action_pwmWrite:
case Tentacle::Action_analogWrite:
analogWrite(number, value);
return value;
break;
default:
break;
}
return processPin(number);
}
/****************************************************************
* Main
****************************************************************/
int main(int argc, char **argv)
{
/* This variable is a file pointer to the file interface for the GPIO device driver
which controls the input pin. */
uint32_t gpio_fd; // This is the file ID for the input file.
uint8_t gpioSwitchP1 = 48; //Input Switch for Player 1 (GPIO1_16)
uint8_t gpioSwitchP2 = 49; //Input Switch for Player 2 (GPIO0_26)
uint8_t gpioLEDP1= 44; //Output LED light for Player 1 (GPIO1_12)
uint8_t gpioLEDP2= 26; //Output LED light for Player 2 (GPIO0_26)
char ioPort[56]; // This is the IO port that is to be referenced.
if (argc < 3) {
exit(-1);
}
// Set the signal callback for Ctrl-C
signal(SIGINT, signal_handler);
// Convert the input into the appropriate parameters.
char player1[32];
char player2[32];
strcpy(player1, argv[1]);
strcpy(player2, argv[2]);
printf("Welcome to the game of Anticipation, %s and %s!", player1, player2);
// Setup the input ports
(void)gpio_export(gpioSwitchP1);
(void)gpio_set_dir(gpioSwitchP1, 0);
(void)gpio_set_edge(gpioSwitchP1, GPIO_BOTH_EDGES); // Both indicates that an interrupt will fire on both a rising and falling edge.
gpio_fd = gpio_fd_open(gpioSwitchP1);
(void)gpio_export(gpioSwitchP2);
(void)gpio_set_dir(gpioSwitchP2, 0);
(void)gpio_set_edge(gpioSwitchP2, GPIO_BOTH_EDGES); // Both indicates that an interrupt will fire on both a rising and falling edge.
gpio_fd = gpio_fd_open(gpioSwitchP2);
// Setup the output ports
(void)gpio_export(gpioLEDP1);
(void)gpio_set_dir(gpioLEDP1, 1);
(void)gpio_fd_open(gpioLEDP1);
(void)gpio_export(gpioLEDP2);
(void)gpio_set_dir(gpioLEDP2, 1);
(void)gpio_fd_open(gpioLEDP2);
//GAME STUFF HERE
// Start the process pin routine which will handle processing the pin.
processPin(gpio_fd, gpioLEDP1, gpioSwitchP1);
//***********************************************************************
// cleanup the executing system
// Close the pins
gpio_fd_close(gpio_fd);
// Unexport the pins.
gpio_unexport(gpioSwitchP1);
gpio_unexport(gpioSwitchP2);
gpio_unexport(gpioLEDP1);
gpio_unexport(gpioLEDP2);
printf("Peace out girl scout\n");
return 0;
}
