1 files changed, 38 insertions, 0 deletions
diff --git a/src/elements/thdr.cpp b/src/elements/thdr.cpp
new file mode 100644
index 0000000..f7f95b4
--- /dev/null
+++ b/src/elements/thdr.cpp
@@ -0,0 +1,38 @@
+#include "element.h"
+
+int update_THDR(UPDATE_FUNC_ARGS) {
+	int r, rx, ry;
+	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 ((sim->ptypes[r&0xFF].properties&PROP_CONDUCTS) && parts[r>>8].life==0 && !((r&0xFF)==PT_WATR||(r&0xFF)==PT_SLTW) && parts[r>>8].ctype!=PT_SPRK)
+				{
+					parts[i].type = PT_NONE;
+					parts[r>>8].ctype = parts[r>>8].type;
+					sim->part_change_type(r>>8,x+rx,y+ry,PT_SPRK);
+					parts[r>>8].life = 4;
+				}
+				else if ((r&0xFF)!=PT_CLNE&&(r&0xFF)!=PT_THDR&&(r&0xFF)!=PT_SPRK&&(r&0xFF)!=PT_DMND&&(r&0xFF)!=PT_FIRE&&(r&0xFF)!=PT_NEUT&&(r&0xFF)!=PT_PHOT&&(r&0xFF))
+				{
+					sim->pv[y/CELL][x/CELL] += 100.0f;
+					if (sim->legacy_enable&&1>(rand()%200))
+					{
+						parts[i].life = rand()%50+120;
+						sim->part_change_type(i,x,y,PT_FIRE);
+					}
+					else
+					{
+						parts[i].type = PT_NONE;
+					}
+				}
+			}
+	if (parts[i].type==PT_NONE) {
+		sim->kill_part(i);
+		return 1;
+	}
+	return 0;
+}