| typedef struct{struct{char*d;int b;}*i;}*t; |
| double f(); |
| g(p)t p; |
| { |
| short x,y,delta,s,w,h,fx,fy,tx,ty; |
| int q1,q2,q3,q4; |
| h=f((ty-fy)/2.0+0.5); |
| s=(((int)((short)(tx-fx))<(int)((short)(ty-fy)))?((short)(tx-fx)):((short)(ty-fy)))%2; |
| delta=(((int)(w)<(int)(h))?(w):(h))-s; |
| for(x=0;x<=delta;x++) |
| for(y=1-s;y<=delta;y++){ |
| q1=((int)((*(p->i->d+(fx+w+x)/8+(fy+h+y)*p->i->b)&(1<<((fx+w+x)%8)))?1:0)); |
| q2=((int)((*(p->i->d+(fx+w+y)/8+(fy+h-s-x)*p->i->b)&(1<<((fx+w+y)%8)))?1:0)); |
| q3=((int)((*(p->i->d+(fx+w-s-x)/8+(fy+h-s-y)*p->i->b)&(1<<((fx+w-s-x)%8)))?1:0)); |
| q4=((int)((*(p->i->d+(fx+w-s-y)/8+(fy+h+x)*p->i->b)&(1<<((fx+w-s-y)%8)))?1:0)); |
| if(q4!=q1) |
| ff(p,fx+w-s-y,fy+h+x); |
| } |
| } |
