The-Powder-Toy/elements/vine.cpp
Simon Robertshaw b0ea52690b Initial
2012-01-08 17:39:03 +00:00

20 lines
442 B
C++

#include "element.h"
int update_VINE(UPDATE_FUNC_ARGS) {
int r, np, rx =(rand()%3)-1, ry=(rand()%3)-1;
if (x+rx>=0 && y+ry>0 && x+rx<XRES && y+ry<YRES && (rx || ry))
{
r = pmap[y+ry][x+rx];
if (1>rand()%15)
sim->part_change_type(i,x,y,PT_PLNT);
else if (!r)
{
np = sim->create_part(-1,x+rx,y+ry,PT_VINE);
if (np<0) return 0;
parts[np].temp = parts[i].temp;
sim->part_change_type(i,x,y,PT_PLNT);
}
}
return 0;
}