//
// routine for printing out 2C 16 bit numbers in LC4
//
void printnum (int n) {
int abs_n;
char str[10], *ptr;
// Corner case (n == 0)
if (n == 0) {
lc4_puts ((lc4uint*)"0");
return;
}
abs_n = (n < 0) ? -n : n;
// Corner case (n == -32768) no corresponding +ve value
if (abs_n < 0) {
lc4_puts ((lc4uint*)"-32768");
return;
}
ptr = str + 10; // beyond last character in string
*(--ptr) = 0; // null termination
while (abs_n) {
*(--ptr) = (abs_n % 10) + 48; // generate ascii code for digit
abs_n /= 10;
}
// Handle -ve numbers by adding - sign
if (n < 0) *(--ptr) = '-';
lc4_puts((lc4uint*)ptr);
}
int main()
{
char string1 [] = {'H', 'e', 'l', 'l', 'o', ' ', 'W', 'o', 'r', 'l', 'd', '1', '\n', '\0'} ;
char* string2 = "Hello World2\n" ;
lc4_puts(string1);
lc4_puts(string2);
return 0 ;
}
int main ()
{
lc4uint event;
lc4_puts ((lc4uint*)"!!! Welcome to Frogger !!!\n");
lc4_puts ((lc4uint*)"Press j to go left\n");
lc4_puts ((lc4uint*)"Press k to go up\n");
lc4_puts ((lc4uint*)"Press l to go right\n");
lc4_puts ((lc4uint*)"Press m to go down\n");
reset_game_state();
redraw ();
while (1) {
event = lc4_get_event();
update_game_state(event);
redraw ();
}
return 0;
}
void endl () {
lc4_puts((lc4uint*)"\n");
}
void update_game_state (lc4uint event)
{
if (mode == PLAYING_MODE) {
update_frog (event);
// Handle a timer event
if (event == 0) {
update_highway_and_river();
}
// Check if our frog is O.K.
if (frog_ok()) {
if (frog_rank == 12) {
lc4_puts ((lc4uint*)"You made it all the way across!!\n");
delay_counter = 6;
mode = FROG_MADE_IT_MODE;
}
} else {
lc4_puts ((lc4uint*)" Your frog is dead, bummer :-( \n");
delay_counter = 6;
mode = DEAD_FROG_MODE;
}
return;
}
/* Mode where we mourn the passing of our dearly beloved frog */
if (mode == DEAD_FROG_MODE) {
/* Wait a decent interval */
if (!(delay_counter--)) {
if (--nfrogs) {
/* If you have frogs left keep playing */
frog_rank = 0;
frog_x = 60;
mode = PLAYING_MODE;
} else {
mode = END_MODE;
lc4_puts ((lc4uint*)"All of your frogs are dead\n");
lc4_puts ((lc4uint*)"Press r to restart\n");
}
}
return;
}
/* Mode where we celebrate the fact that our brave frog has made
* it safely through all the hazards and acheived frog nirvana
*/
if (mode == FROG_MADE_IT_MODE) {
/* Wait a decent interval */
if (!(delay_counter--)) {
/* Reset frog and keep playing */
frog_rank = 0;
frog_x = 60;
mode = PLAYING_MODE;
}
return;
}
if (mode == END_MODE) {
if (event == 'r') {
reset_game_state();
}
return;
}
}
