switch (bit_f[k]) {
case 1 : // 爆炸过程
bit_vy[k] += Math.random()/100;
bit_px[k] += bit_vx[k];
bit_py[k] += bit_vy[k];
bit_l[k]--;
if (bit_l[k] == 0 || !rect.contains(bit_px[k], bit_py[k])) {
bit_c[k] = 0x000000;
bit_f[k] = 0;
} else if (bit_p[k] == 0) {
if (int(Math.random()*2) == 0) {
bit_setwhite(int(bit_px[k]), int(bit_py[k]), 0xFFFFFFFF);
}
bit_set(int(bit_px[k]), int(bit_py[k]), int(bit_c[k]));
} else {
bit_set(int(bit_px[k]), int(bit_py[k]), int(bit_c[k]));
}
break;
case 2 : // 上升过程
bit_sy[k] -= 5;
if (bit_sy[k]<=bit_py[k]) {
bit_f[k] = 1;
flag2 = true;
}
if (int(Math.random()*20) == 0) {
var i = int(Math.random()*2);
var j = int(Math.random()*5);
bit_set(bit_sx[k]+i, bit_sy[k]+j, 0xFFFFFF);
}
break;
}
}
if (flag2) {
sound2.start(0);
}
}
function bit_set(i:Number, j:Number, k:Number) {
bitmap1.setPixel(i, j, k);
}
function bit_setwhite(i:Number, j:Number, k:Number) {
bitmap2.setPixel32(i, j, k);//白色闪光点
|
