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

#include "simulation/Elements.h"
//#TPT-Directive ElementClass Element_FRZW PT_FRZW 101
Element_FRZW::Element_FRZW()
{
    Identifier = "DEFAULT_PT_FRZW";
    Name = "FRZW";
    Colour = PIXPACK(0x1020C0);
    MenuVisible = 1;
    MenuSection = SC_CRACKER2;
    Enabled = 1;
    
    Advection = 0.6f;
    AirDrag = 0.01f * CFDS;
    AirLoss = 0.98f;
    Loss = 0.95f;
    Collision = 0.0f;
    Gravity = 0.1f;
    Diffusion = 0.00f;
    HotAir = 0.000f	* CFDS;
    Falldown = 2;
    
    Flammable = 0;
    Explosive = 0;
    Meltable = 0;
    Hardness = 20;
    
    Weight = 30;
    
    Temperature = 120.0f;
    HeatConduct = 29;
    Description = "FREEZE WATER";
    
    State = ST_LIQUID;
    Properties = TYPE_LIQUID||PROP_LIFE_DEC;
    
    LowPressure = IPL;
    LowPressureTransition = NT;
    HighPressure = IPH;
    HighPressureTransition = NT;
    LowTemperature = ITL;
    LowTemperatureTransition = NT;
    HighTemperature = 53.0f;
    HighTemperatureTransition = PT_ICEI;
    
    Update = &Element_FRZW::update;
    
}

//#TPT-Directive ElementHeader Element_FRZW static int update(UPDATE_FUNC_ARGS)
int Element_FRZW::update(UPDATE_FUNC_ARGS)
 {
	int r, rx, ry;
	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 && (rx || ry))
			{
				r = pmap[y+ry][x+rx];
				if (!r)
					continue;
				if ((r&0xFF)==PT_WATR&&5>rand()%70)
				{
					sim->part_change_type(r>>8,x+rx,y+ry,PT_FRZW);
				}
			}
	if (parts[i].life==0&&13>rand()%2500)
	{
		sim->part_change_type(i,x,y,PT_ICEI);
		parts[i].ctype=PT_FRZW;
		parts[i].temp = restrict_flt(parts[i].temp-200.0f, MIN_TEMP, MAX_TEMP);
	}
	else if ((100-(parts[i].life))>rand()%50000)
	{
		sim->part_change_type(i,x,y,PT_ICEI);
		parts[i].ctype=PT_FRZW;
		parts[i].temp = restrict_flt(parts[i].temp-200.0f, MIN_TEMP, MAX_TEMP);
	}
	return 0;
}


Element_FRZW::~Element_FRZW() {}