95 lines
2.0 KiB
C++
95 lines
2.0 KiB
C++
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#include "element.h"
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int update_QRTZ(UPDATE_FUNC_ARGS) {
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int r, tmp, trade, rx, ry, np, t;
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t = parts[i].type;
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if (t == PT_QRTZ)
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{
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parts[i].pavg[0] = parts[i].pavg[1];
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parts[i].pavg[1] = sim->pv[y/CELL][x/CELL];
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if (parts[i].pavg[1]-parts[i].pavg[0] > 0.05*(parts[i].temp/3) || parts[i].pavg[1]-parts[i].pavg[0] < -0.05*(parts[i].temp/3))
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{
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sim->part_change_type(i,x,y,PT_PQRT);
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}
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}
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// absorb SLTW
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if (parts[i].ctype!=-1)
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for (rx=-2; rx<3; rx++)
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for (ry=-2; ry<3; ry++)
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if (x+rx>=0 && y+ry>0 && x+rx<XRES && y+ry<YRES && (rx || ry))
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{
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r = pmap[y+ry][x+rx];
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if (!r)
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continue;
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else if ((r&0xFF)==PT_SLTW && (1>rand()%2500))
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{
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sim->kill_part(r>>8);
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parts[i].ctype ++;
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}
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}
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// grow if absorbed SLTW
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if (parts[i].ctype>0)
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{
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for ( trade = 0; trade<5; trade ++)
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{
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rx = rand()%3-1;
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ry = rand()%3-1;
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if (x+rx>=0 && y+ry>0 && x+rx<XRES && y+ry<YRES && (rx || ry))
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{
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r = pmap[y+ry][x+rx];
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if (!r && parts[i].ctype!=0)
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{
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np = sim->create_part(-1,x+rx,y+ry,PT_QRTZ);
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if (np>-1)
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{
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parts[np].tmp = parts[i].tmp;
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parts[i].ctype--;
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if (5>rand()%10)
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{
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parts[np].ctype=-1;//dead qrtz
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}
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else if (!parts[i].ctype && 1>rand()%15)
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{
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parts[i].ctype=-1;
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}
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break;
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}
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}
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}
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}
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}
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// diffuse absorbed SLTW
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if (parts[i].ctype>0)
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{
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for ( trade = 0; trade<9; trade ++)
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{
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rx = rand()%5-2;
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ry = rand()%5-2;
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if (x+rx>=0 && y+ry>0 && x+rx<XRES && y+ry<YRES && (rx || ry))
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{
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r = pmap[y+ry][x+rx];
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if (!r)
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continue;
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if ((r&0xFF)==t && (parts[i].ctype>parts[r>>8].ctype) && parts[r>>8].ctype>=0 )//diffusion
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{
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tmp = parts[i].ctype - parts[r>>8].ctype;
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if (tmp ==1)
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{
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parts[r>>8].ctype ++;
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parts[i].ctype --;
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break;
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}
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if (tmp>0)
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{
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parts[r>>8].ctype += tmp/2;
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parts[i].ctype -= tmp/2;
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break;
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}
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}
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}
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}
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}
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return 0;
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}
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