The-Powder-Toy/src/simulation/elements/ICEI.cpp

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2012-05-07 11:59:50 -05:00
#include "simulation/Elements.h"
//#TPT-Directive ElementClass Element_ICEI PT_ICEI 13
Element_ICEI::Element_ICEI()
{
Identifier = "DEFAULT_PT_ICEI";
Name = "ICE";
Colour = PIXPACK(0xA0C0FF);
MenuVisible = 1;
MenuSection = SC_SOLIDS;
Enabled = 1;
Advection = 0.0f;
AirDrag = 0.00f * CFDS;
AirLoss = 0.90f;
Loss = 0.00f;
Collision = 0.0f;
Gravity = 0.0f;
Diffusion = 0.00f;
HotAir = -0.0003f* CFDS;
Falldown = 0;
Flammable = 0;
Explosive = 0;
Meltable = 0;
Hardness = 20;
Weight = 100;
Temperature = R_TEMP-50.0f+273.15f;
HeatConduct = 46;
Description = "Solid. Freezes water. Crushes under pressure. Cools down air.";
State = ST_SOLID;
Properties = TYPE_SOLID|PROP_LIFE_DEC;
LowPressure = IPL;
LowPressureTransition = NT;
HighPressure = 0.8f;
HighPressureTransition = PT_SNOW;
LowTemperature = ITL;
LowTemperatureTransition = NT;
HighTemperature = 233.0f;
HighTemperatureTransition = ST;
Update = &Element_ICEI::update;
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}
//#TPT-Directive ElementHeader Element_ICEI static int update(UPDATE_FUNC_ARGS)
int Element_ICEI::update(UPDATE_FUNC_ARGS)
{ //currently used for snow as well
int r, rx, ry;
if (parts[i].ctype==PT_FRZW)//get colder if it is from FRZW
{
parts[i].temp = restrict_flt(parts[i].temp-1.0f, MIN_TEMP, MAX_TEMP);
}
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_SALT || (r&0xFF)==PT_SLTW) && 1>(rand()%1000))
{
sim->part_change_type(i,x,y,PT_SLTW);
sim->part_change_type(r>>8,x+rx,y+ry,PT_SLTW);
}
}
return 0;
}
Element_ICEI::~Element_ICEI() {}