blob: 7e99397aa1c579a471d47b10d475344aeefe3902 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
|
#include "element.h"
int update_PBCN(UPDATE_FUNC_ARGS) {
int r, rx, ry;
if (parts[i].life>0 && parts[i].life!=10)
parts[i].life--;
if (!parts[i].tmp2 && sim->pv[y/CELL][x/CELL]>4.0f)
parts[i].tmp2 = rand()%40+80;
if (parts[i].tmp2)
{
float advection = 0.1f;
parts[i].vx += advection*sim->vx[y/CELL][x/CELL];
parts[i].vy += advection*sim->vy[y/CELL][x/CELL];
parts[i].tmp2--;
if(!parts[i].tmp2){
sim->kill_part(i);
return 1;
}
}
if (parts[i].ctype<=0 || parts[i].ctype>=PT_NUM || (parts[i].ctype==PT_LIFE && (parts[i].tmp<0 || parts[i].tmp>=NGOLALT)))
for (rx=-1; rx<2; rx++)
for (ry=-1; ry<2; ry++)
if (x+rx>=0 && y+ry>=0 && x+rx<XRES && y+ry<YRES)
{
r = sim->photons[y+ry][x+rx];
if (!r)
r = pmap[y+ry][x+rx];
if (!r)
continue;
if ((r&0xFF)!=PT_CLNE && (r&0xFF)!=PT_PCLN &&
(r&0xFF)!=PT_BCLN && (r&0xFF)!=PT_SPRK &&
(r&0xFF)!=PT_NSCN && (r&0xFF)!=PT_PSCN &&
(r&0xFF)!=PT_STKM && (r&0xFF)!=PT_STKM2 &&
(r&0xFF)!=PT_PBCN && (r&0xFF)<PT_NUM)
{
parts[i].ctype = r&0xFF;
if ((r&0xFF)==PT_LIFE)
parts[i].tmp = parts[r>>8].ctype;
}
}
if (parts[i].life==10)
{
for (rx=-2; rx<3; rx++)
for (ry=-2; ry<3; ry++)
if (x+rx>=0 && y+ry>0 && x+rx<XRES && y+ry<YRES && (rx || ry))
{
r = pmap[y+ry][x+rx];
if (!r)
continue;
if ((r&0xFF)==PT_PBCN)
{
if (parts[r>>8].life<10&&parts[r>>8].life>0)
parts[i].life = 9;
else if (parts[r>>8].life==0)
parts[r>>8].life = 10;
}
}
}
if (parts[i].ctype>0 && parts[i].ctype<PT_NUM && parts[i].life==10) {
if (parts[i].ctype==PT_PHOT) {//create photons a different way
for (rx=-1; rx<2; rx++) {
for (ry=-1; ry<2; ry++) {
int r = sim->create_part(-1, x+rx, y+ry, parts[i].ctype);
if (r!=-1) {
parts[r].vx = rx*3;
parts[r].vy = ry*3;
}
}
}
}
else if (parts[i].ctype==PT_LIFE) {//create life a different way
for (rx=-1; rx<2; rx++) {
for (ry=-1; ry<2; ry++) {
sim->create_part(-1, x+rx, y+ry, parts[i].ctype|(parts[i].tmp<<8));
}
}
} else {
sim->create_part(-1, x+rand()%3-1, y+rand()%3-1, parts[i].ctype);
}
}
return 0;
}
|
