From 30c7c9107d904edf8ecaadc36c72e3cd290dcc62 Mon Sep 17 00:00:00 2001
From: Simon Robertshaw <simon@simtr.io>
Date: Sat, 6 Aug 2016 17:35:06 +0100
Subject: [PATCH] Experimental element - extra high thermal conductivity

---
 src/simulation/Elements.h        |  2 +
 src/simulation/elements/COPR.cpp | 89 ++++++++++++++++++++++++++++++++
 2 files changed, 91 insertions(+)
 create mode 100644 src/simulation/elements/COPR.cpp

diff --git a/src/simulation/Elements.h b/src/simulation/Elements.h
index ec1e7df14..9b807309e 100644
--- a/src/simulation/Elements.h
+++ b/src/simulation/Elements.h
@@ -48,6 +48,8 @@
 
 #define BOUNDS_CHECK true
 
+#define REAL_BOUNDS_CHECK(x, y) (x >= 0 && x < XRES && y >= 0 && x < YRES)
+
 #define OLD_PT_WIND 147
 
 //#define PT_NUM  161
diff --git a/src/simulation/elements/COPR.cpp b/src/simulation/elements/COPR.cpp
new file mode 100644
index 000000000..ee810fefb
--- /dev/null
+++ b/src/simulation/elements/COPR.cpp
@@ -0,0 +1,89 @@
+#include "simulation/Elements.h"
+#include "simulation/Air.h"
+//#TPT-Directive ElementClass Element_COPR PT_COPR 180
+Element_COPR::Element_COPR()
+{
+	Identifier = "DEFAULT_PT_COPR";
+	Name = "COPR";
+	Colour = PIXPACK(0xCB6351);
+	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 = 50;
+
+	Weight = 100;
+
+	Temperature = R_TEMP+0.0f +273.15f;
+	HeatConduct = 251;
+	Description = "Copper";
+
+	Properties = TYPE_SOLID|PROP_CONDUCTS|PROP_HOT_GLOW|PROP_LIFE_DEC;
+
+	LowPressure = IPL;
+	LowPressureTransition = NT;
+	HighPressure = IPH;
+	HighPressureTransition = NT;
+	LowTemperature = ITL;
+	LowTemperatureTransition = NT;
+	HighTemperature = 1356.15f;
+	HighTemperatureTransition = PT_LAVA;
+
+	Update = &Element_COPR::update;
+}
+
+//#TPT-Directive ElementHeader Element_COPR static int update(UPDATE_FUNC_ARGS)
+int Element_COPR::update(UPDATE_FUNC_ARGS)
+{
+	const int rad = 4;
+	int rx, ry, rry, rrx, r, count = 0;
+	float tempAgg = 0;
+	for (rx=-1; rx<2; rx++) {
+		for (ry=-1; ry<2; ry++) {
+			rry = ry * rad;
+			rrx = rx * rad;
+			if (REAL_BOUNDS_CHECK(x+rrx, y+rry)) {
+				r = pmap[y+rry][x+rrx];
+				if(r && (sim->elements[r&0xFF].HeatConduct > 0 || (r&0xFF) == PT_COPR)) {
+					count++;
+					tempAgg += parts[r>>8].temp;
+				}
+			}
+		}
+	}
+
+	if(count > 0) {
+		parts[i].temp = tempAgg/count;
+
+		for (rx=-1; rx<2; rx++) {
+			for (ry=-1; ry<2; ry++) {
+				rry = ry * rad;
+				rrx = rx * rad;
+				if (REAL_BOUNDS_CHECK(x+rrx, y+rry)) {
+					r = pmap[y+rry][x+rrx];
+					if(r && (sim->elements[r&0xFF].HeatConduct > 0 || (r&0xFF) == PT_COPR)) {
+						parts[r>>8].temp = parts[i].temp;
+					}
+				}
+			}
+		}
+	}
+
+	return 0;
+}
+
+
+Element_COPR::~Element_COPR() {}