void simulation::resolve_collisons() {
std::string srcname, tgtname;
while ( find_collison(srcname, tgtname) ) {
car &source = cars[srcname];
car &target = cars[tgtname];
target.x = source.x + 0.25*(source.length + target.length) + 0.000000001;
correct_x(target);
std::swap(source.v, target.v);
}
}
int sign_point(int x, int y, char a)
{
int i = 0;
int j = 0;
i = correct_x(x);
j = correct_y(y);
point_state[i + j*Size_X] = a; // a is 1 or 2 :signed who place the chessman
// printf("x = %d\ty = %d\twho = %d\n",i,j,point_state[i + j*Size_X]) ;
return 0;
}
void simulation::update_one_step(car& ic) {
double radius = fabs(piecerad.getRad(ic.p, ic.startLane, ic.endLane, ic.x));
double alpha = - 0.00125*ic.v*ic.angle- 0.1*ic.w;
double torque = 0;
if (pieces[ic.p].type == CURVED && ic.v > (0.3/A)*sqrt(radius)) {
if (pieces[ic.p].angle > 0) torque = A/sqrt(radius)*ic.v*ic.v - 0.3*ic.v;
else torque = - A/sqrt(radius)*ic.v*ic.v + 0.3*ic.v;
}
alpha += torque;
ic.w += alpha;
ic.angle += ic.w;
double a;
if (ic.onTurbo) a = k1*ic.throttle*turboFactor - k2*ic.v;
else a = k1*ic.throttle - k2*ic.v;
ic.v += a;
ic.x += ic.v;
correct_x(ic);
}
