void gameLoop() {
--pipe.x;
if(pipe.x < 232 && pipe.x > 160) {
initPipe();
}
movePipe();
//Scroll ground
if(WX_REG == 0)
WX_REG = 7;
else
--WX_REG;
if(updateBird() != 0) {
//Kill bird
flash_frames = 0;
bird_flag = FALSE;
set_sprite_prop(0, S_FLIPY);
set_sprite_prop(1, S_FLIPY);
gameState = GAME_STATE_DEAD;
}
if(!pipe.counted && pipe.x+24 < bird_x) {
pipe.counted = TRUE;
if(score != 99) {
++score;
updateScore();
}
}
moveBird();
}
int updateWorld(char keyPressed) { // run this method every frame
if (!paused) {
if (!gameover) {
switch (keyPressed) {
case 27: // puase the game
gamePause();
break;
case 32: // jump the bird
case 10:
updateBird(1);
updatePipe(PIPE);
break;
default: // falling bird
updateBird(0);
updatePipe(PIPE);
break;
}
} else {
switch (keyPressed) {
case 'r':
case 'R':
case 27:
initializeWorld();
break;
case 'c':
case 'C':
QUIT = 1;
default: // do nothing
break;
}
}
} else {
if (keyPressed == 27)
gamePause();
}
return paused;
}
int startGame(Pipe* lead, Pipe* trail, int scrWidth, int scrHeight) {
int loop = 1;
int score = 0;
double birdX = 150, birdY = 275, birdR = 12, birdV = 0, t = .05;
int flap = 0;
//#1 - to see game over screen make this while (loop < 5) and uncomment #2
while (loop) {
//if bird touches the drawpipe loop = 2
gfx_clear();
//draw background
drawBackground(scrWidth, scrHeight);
//check for loss
if ((lead->leadingX-3 <= birdX+16 && lead->trailingX+3 >= birdX-16) &&
(lead->topHeight >= birdY-16 || lead->bottomHeight <= birdY-16+24))
break;
if (birdY-16+24 >= scrHeight)
break;
flap = drawBird(birdX, birdY, birdR, flap);
updateBird(&birdY, &birdV, &t, birdY, birdV, t);
if(gfx_event_waiting()){
char c = gfx_wait();
if(c == ' ') birdV = -40;
}
//draw leading pipe
drawPipe(lead, scrWidth, scrHeight);
updatePipe(lead);
//increase the score upon passing through a pair of pipes
if(lead->trailingX == birdX){
score++;
}
if (lead->trailingX < scrWidth/2) {
drawPipe(trail, scrWidth, scrHeight);
updatePipe(trail);
}
if (lead->trailingX <= 0) {
//swap the leader
Pipe *temp = lead;
lead = trail;
trail = temp;
initializePipe(trail, scrWidth, scrHeight);
}
//print the score on the top of the screen
printScore(score, scrWidth);
gfx_flush();
usleep(10000);
t+=.001;
//loop++ #2 -- to see end screen uncomment this and above
}
return score;
}