void comm_attempt_send(void) {
if (is_sending && ir_uart_write_ready_p()) {
ir_uart_putc(sending_packet[send_index]);
if (ir_uart_read_ready_p()) {
ir_uart_getc(); // Workaround for UCFK bug
}
send_index += 1;
if (send_index > 3 || sending_packet[send_index] == 0) {
is_sending = FALSE;
}
}
}
static void ir_uart_tx_task (__unused__ void *data)
{
/* Send our state. */
ir_uart_putc ('A' + this_state);
}
int main (void)
{
int count;
uint8_t data = 'M';
system_init ();
tinygl_init (LOOP_RATE);
tinygl_font_set (&font3x5_1);
tinygl_text_speed_set (MESSAGE_RATE);
tinygl_text_mode_set (TINYGL_TEXT_MODE_STEP);
tinygl_text_dir_set (TINYGL_TEXT_DIR_ROTATE);
navswitch_init ();
ir_uart_init ();
pacer_init (LOOP_RATE);
show_byte ('M');
count = 0;
/* Paced loop. */
while (1)
{
/* Wait for next tick. */
pacer_wait ();
tinygl_update ();
if (ir_uart_read_ready_p ())
{
uint8_t data;
data = ir_uart_getc ();
/* Note, if messages come in too fast, say due to IR
inteference from fluorescent lights, then the display
will not keep up and will appear to freeze. */
show_byte (data);
}
count++;
if (count > LOOP_RATE / SWITCH_POLL_RATE)
{
count = 0;
navswitch_update ();
if (navswitch_push_event_p (NAVSWITCH_WEST))
{
ir_uart_putc (--data);
/* Gobble echoed character. */
ir_uart_getc ();
}
if (navswitch_push_event_p (NAVSWITCH_EAST))
{
ir_uart_putc (++data);
/* Gobble echoed character. */
ir_uart_getc ();
}
}
}
return 0;
}
void painting(void){
//receive from other players
if (ir_uart_read_ready_p ()){
paintP2 = 1;
//get their position from the signal
player2_pen.pos.x = ir_uart_getc();
player2_pen.pos.y = ir_uart_getc();
/* update the information about other player territory. */
setTerritoryP2(player2_pen.pos.y, player2_pen.pos.x);
tinygl_update ();
}
if (navswitch_push_event_p (NAVSWITCH_NORTH) && player1_pen.pos.y > 0)
{
player1_pen.pos.y--;
paintP1= 1;
ir_uart_putc(player1_pen.pos.x);
ir_uart_putc(player1_pen.pos.y);
//check if the player lands on their own territory
if(!isTerritoryTakenP1(player1_pen.pos.y, player1_pen.pos.x)){
//check if the player lands on other player territory
if(isTerritoryTakenP2(player1_pen.pos.y, player1_pen.pos.x)){
specialScore();
}
//the player lands on territory that hasn't been painted
else{
incrementScore();
}
}
//update information about the player territory
setTerritoryP1(player1_pen.pos.y, player1_pen.pos.x);
}
if (navswitch_push_event_p (NAVSWITCH_SOUTH) && player1_pen.pos.y < TINYGL_HEIGHT - 1)
{
player1_pen.pos.y++;
paintP1= 1;
ir_uart_putc(player1_pen.pos.x);
ir_uart_putc(player1_pen.pos.y);
//check if the player lands on their own territory
if(!isTerritoryTakenP1(player1_pen.pos.y, player1_pen.pos.x)){
//check if the player lands on other player territory
if(isTerritoryTakenP2(player1_pen.pos.y, player1_pen.pos.x)){
specialScore();
}
//the player lands on territory that hasn't been painted
else{
incrementScore();
}
}
//update information about the player territory
setTerritoryP1(player1_pen.pos.y, player1_pen.pos.x);
}
if (navswitch_push_event_p (NAVSWITCH_EAST) && player1_pen.pos.x < TINYGL_WIDTH - 1)
{
player1_pen.pos.x++;
paintP1= 1;
ir_uart_putc(player1_pen.pos.x);
ir_uart_putc(player1_pen.pos.y);
//check if the player lands on their own territory
if(!isTerritoryTakenP1(player1_pen.pos.y, player1_pen.pos.x)){
//check if the player lands on other player territory
if(isTerritoryTakenP2(player1_pen.pos.y, player1_pen.pos.x)){
specialScore();
}
//the player lands on territory that hasn't been painted
else{
incrementScore();
}
}
//update information about the player territory
setTerritoryP1(player1_pen.pos.y, player1_pen.pos.x);
}
if(navswitch_push_event_p(NAVSWITCH_WEST) && player1_pen.pos.x > 0)
{
player1_pen.pos.x--;
paintP1= 1;
ir_uart_putc(player1_pen.pos.x);
ir_uart_putc(player1_pen.pos.y);
//check if the player lands on their own territory
if(!isTerritoryTakenP1(player1_pen.pos.y, player1_pen.pos.x)){
//check if the player lands on other player territory
if(isTerritoryTakenP2(player1_pen.pos.y, player1_pen.pos.x)){
specialScore();
}
//the player lands on territory that hasn't been painted
else{
incrementScore();
}
}
//update information about the player territory
setTerritoryP1(player1_pen.pos.y, player1_pen.pos.x);
}
if (paintP1)
tinygl_draw_point (player1_pen.pos, player1_pen.state);
tinygl_update();
if (paintP2)
tinygl_draw_point (player2_pen.pos, player2_pen.state);
tinygl_update();
}
