24 lines
623 B
C
24 lines
623 B
C
#include <element.h>
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int update_ICEI(UPDATE_FUNC_ARGS) { //currently used for snow as well
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int r, rx, ry;
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if (parts[i].ctype==PT_FRZW)//get colder if it is from FRZW
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{
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parts[i].temp = restrict_flt(parts[i].temp-1.0f, MIN_TEMP, MAX_TEMP);
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}
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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>>8)>=NPART || !r)
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continue;
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if (((r&0xFF)==PT_SALT || (r&0xFF)==PT_SLTW) && 1>(rand()%1000))
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{
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part_change_type(i,x,y,PT_SLTW);
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part_change_type(r>>8,x+rx,y+ry,PT_SLTW);
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}
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}
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return 0;
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}
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