The-Powder-Toy/src/simulation/elements/O2.cpp

#include "simulation/Elements.h"
//#TPT-Directive ElementClass Element_O2 PT_O2 61
Element_O2::Element_O2()
{
    Identifier = "DEFAULT_PT_O2";
    Name = "OXYG";
    Colour = PIXPACK(0x80A0FF);
    MenuVisible = 1;
    MenuSection = SC_GAS;
    Enabled = 1;
    
    Advection = 2.0f;
    AirDrag = 0.00f * CFDS;
    AirLoss = 0.99f;
    Loss = 0.30f;
    Collision = -0.1f;
    Gravity = 0.0f;
    Diffusion = 3.0f;
    HotAir = 0.000f	* CFDS;
    Falldown = 0;
    
    Flammable = 0;
    Explosive = 0;
    Meltable = 0;
    Hardness = 0;
    
    Weight = 1;
    
    Temperature = R_TEMP+0.0f	+273.15f;
    HeatConduct = 70;
    Description = "Gas. Ignites easily.";
    
    State = ST_GAS;
    Properties = TYPE_GAS;
    
    LowPressure = IPL;
    LowPressureTransition = NT;
    HighPressure = IPH;
    HighPressureTransition = NT;
    LowTemperature = 90.0f;
    LowTemperatureTransition = PT_LO2;
    HighTemperature = ITH;
    HighTemperatureTransition = NT;
    
    Update = &Element_O2::update;
    Graphics = NULL;
}

//#TPT-Directive ElementHeader Element_O2 static int update(UPDATE_FUNC_ARGS)
int Element_O2::update(UPDATE_FUNC_ARGS)
{
	int r,rx,ry;
	if (parts[i].temp < 9773.15)
	{
		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_FIRE)
					{
						parts[r>>8].temp+=(rand()/(RAND_MAX/100));
						if(parts[r>>8].tmp&0x01)
						parts[r>>8].temp=3473;
						parts[r>>8].tmp |= 2;
					}
					if ((r&0xFF)==PT_FIRE || (r&0xFF)==PT_PLSM)
					{
						sim->create_part(i,x,y,PT_FIRE);
						parts[i].temp+=(rand()/(RAND_MAX/100));
						parts[i].tmp |= 2;
					}

				}
	}
	else if (parts[i].temp > 9973.15 && sim->pv[y/CELL][x/CELL] > 250.0f && abs(sim->gravx[((y/CELL)*(XRES/CELL))+(x/CELL)]) + abs(sim->gravy[((y/CELL)*(XRES/CELL))+(x/CELL)]) > 50)
	{
		if (rand()%5 < 1)
		{
			int j;
			sim->part_change_type(i,x,y,PT_PLSM);
			parts[i].life = rand()%150+50;
			j = sim->create_part(-3,x+rand()%3-1,y+rand()%3-1,PT_NEUT); if (j != -1) parts[j].temp = 15000;
			j = sim->create_part(-3,x+rand()%3-1,y+rand()%3-1,PT_PHOT); if (j != -1) parts[j].temp = 15000;
			j = sim->create_part(-3,x+rand()%3-1,y+rand()%3-1,PT_BRMT); if (j != -1) parts[j].temp = 15000;
			j = sim->create_part(-3,x+rand()%3-1,y+rand()%3-1,PT_SING); if (j != -1) { parts[j].temp = 15000; parts[i].life = rand()%25+50; }

			parts[i].temp += 15000;
			sim->pv[y/CELL][x/CELL] += 300;
		}
	}
	return 0;
}


Element_O2::~Element_O2() {}