New element: Tungsten, very high melting point

src/simulation/elements/SPRK.cpp

@@ -158,6 +158,10 @@ int Element_SPRK::update(UPDATE_FUNC_ARGS)
 					}
 				}
 		break;
+	case PT_TUGN:
+		if(parts[i].temp < 3595.0){
+			parts[i].temp += (rand()%20)-4;
+		}
 	default:
 		break;
 	}

src/simulation/elements/TUGN.cpp

@@ -0,0 +1,126 @@
+#include "simulation/Elements.h"
+#include "simulation/Air.h"
+//#TPT-Directive ElementClass Element_TUGN PT_TUGN 171
+Element_TUGN::Element_TUGN()
+{
+	Identifier = "DEFAULT_PT_TUGN";
+	Name = "TUGN";
+	Colour = PIXPACK(0x505050);
+	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 = 0.000f	* CFDS;
+	Falldown = 0;
+
+	Flammable = 0;
+	Explosive = 0;
+	Meltable = 1;
+	Hardness = 1;
+
+	Weight = 100;
+
+	Temperature = R_TEMP+0.0f +273.15f;
+	HeatConduct = 251;
+	Description = "Brittle metal with a very high melting point";
+
+	State = ST_SOLID;
+	Properties = TYPE_SOLID|PROP_CONDUCTS|PROP_LIFE_DEC;
+
+	LowPressure = IPL;
+	LowPressureTransition = NT;
+	HighPressure = IPH;
+	HighPressureTransition = NT;
+	LowTemperature = ITL;
+	LowTemperatureTransition = NT;
+	HighTemperature = ITL;
+	HighTemperatureTransition = NT;
+	/*HighTemperature = 3895.0f;
+	HighTemperatureTransition = PT_LAVA;*/
+
+	Update = &Element_TUGN::update;
+	Graphics = &Element_TUGN::graphics;
+	
+}
+
+#define MELTING_POINT	3695.0
+
+//#TPT-Directive ElementHeader Element_TUGN static int update(UPDATE_FUNC_ARGS)
+int Element_TUGN::update(UPDATE_FUNC_ARGS)
+{
+	bool splode = false;
+	if(parts[i].temp > 2400.0)
+	{
+		int r, rx, ry, rt;
+		for (rx=-1; rx<2; rx++)
+			for (ry=-1; ry<2; ry++)
+				if (BOUNDS_CHECK && (rx || ry))
+				{
+					r = pmap[y+ry][x+rx];
+					if((r&0xFF) == PT_O2)
+					{
+						splode = true;
+					}
+				}
+	}
+	if((parts[i].temp > MELTING_POINT && !(rand()%20)) || splode)
+	{
+		if(!(rand()%50))
+		{
+			sim->pv[y/CELL][x/CELL] += 50.0f;
+		}
+		else if(!(rand()%100))
+		{
+			sim->part_change_type(i, x, y, PT_FIRE);
+			parts[i].life = rand()%500;
+			return 1;
+		}
+		else
+		{
+			sim->part_change_type(i, x, y, PT_LAVA);
+			parts[i].ctype = PT_TUGN;
+			return 1;
+		}
+		if(splode)
+		{
+			parts[i].temp = MELTING_POINT + (rand()%600) + 200;
+		}
+		parts[i].vx += (rand()%100)-50;
+		parts[i].vy += (rand()%100)-50;
+		return 1;
+	} 
+	return 0;
+}
+
+
+//#TPT-Directive ElementHeader Element_TUGN static int graphics(GRAPHICS_FUNC_ARGS)
+int Element_TUGN::graphics(GRAPHICS_FUNC_ARGS)
+{
+	double startTemp = (MELTING_POINT - 1500.0);
+	double tempOver = (((cpart->temp - startTemp)/1500.0)*M_PI) - (M_PI/2.0);
+	if(tempOver > -(M_PI/2.0))
+	{
+		if(tempOver > (M_PI/2.0))
+			tempOver = (M_PI/2.0);
+		double gradv = sin(tempOver) + 1.0;
+		*firer = (int)(gradv * 258.0);
+		*fireg = (int)(gradv * 156.0);
+		*fireb = (int)(gradv * 112.0);
+		*firea = 30;
+
+		*colr += *firer;
+		*colg += *fireg;
+		*colb += *fireb;
+		*pixel_mode |= FIRE_ADD;
+	}
+	return 0;
+}
+
+Element_TUGN::~Element_TUGN() {}