update to latest

1 files changed, 122 insertions, 0 deletions

diff --git a/src/elements/pipe.c b/src/elements/pipe.c
new file mode 100644
index 0000000..7d709aa
--- /dev/null
+++ b/src/elements/pipe.c
@@ -0,0 +1,122 @@
+#include <element.h>
+
+int update_PIPE(UPDATE_FUNC_ARGS) {
+	int r, rx, ry, np, trade, q, ctype;
+	if (!parts[i].ctype && parts[i].life<=10)
+	{
+		if (parts[i].temp<272.15)
+		{
+			if (parts[i].temp>173.25&&parts[i].temp<273.15)
+			{
+				parts[i].ctype = 2;
+				parts[i].life = 0;
+			}
+			if (parts[i].temp>73.25&&parts[i].temp<=173.15)
+			{
+				parts[i].ctype = 3;
+				parts[i].life = 0;
+			}
+			if (parts[i].temp>=0&&parts[i].temp<=73.15)
+			{
+				parts[i].ctype = 4;
+				parts[i].life = 0;
+			}
+		}
+		else
+		{
+			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>>8)>=NPART )
+							continue;
+						if (!r)
+							create_part(-1,x+rx,y+ry,PT_BRCK);
+					}
+			if (parts[i].life==1)
+				parts[i].ctype = 1;
+		}
+	}
+	if (parts[i].ctype==1)
+	{
+		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>>8)>=NPART)
+						continue;
+					if (!r&&!parts[i].life)
+						parts[i].life=50;
+				}
+		if (parts[i].life==2)
+		{
+			parts[i].ctype = 2;
+			parts[i].life = 6;
+		}
+	}
+	if (parts[i].ctype>1)
+		for ( q = 0; q<3; q++)
+			for ( ctype = 2; ctype<5; ctype++)
+			{
+				if (parts[i].ctype==ctype)
+				{
+					if (parts[i].life==3)
+					{
+						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>>8)>=NPART || !r)
+										continue;
+									if ((r&0xFF)==PT_PIPE&&parts[r>>8].ctype==1)
+									{
+										parts[r>>8].ctype = (((ctype)%3)+2);//reverse
+										parts[r>>8].life = 6;
+									}
+								}
+					}
+					else
+					{
+						rx = rand()%3-1;
+						ry = rand()%3-1;
+						if (x+rx>=0 && y+ry>0 && x+rx<XRES && y+ry<YRES && (rx || ry))
+						{
+							r = pmap[y+ry][x+rx];
+							if ((r>>8)>=NPART)
+								continue;
+							else if (!r&&parts[i].tmp!=0)
+							{
+								np = create_part(-1,x+rx,y+ry,parts[i].tmp);
+								if (np!=-1)
+								{
+									parts[np].temp = parts[i].temp;//pipe saves temp and life now
+									parts[np].life = parts[i].flags;
+								}
+								parts[i].tmp = 0;
+								continue;
+							}
+							else if (!r)
+								continue;
+							else if (parts[i].tmp == 0 && (ptypes[r&0xFF].falldown!= 0 || ptypes[r&0xFF].state == ST_GAS))
+							{
+								parts[i].tmp = parts[r>>8].type;
+								parts[i].temp = parts[r>>8].temp;
+								parts[i].flags = parts[r>>8].life;
+								kill_part(r>>8);
+							}
+							else if ((r&0xFF)==PT_PIPE && parts[r>>8].ctype!=(((ctype)%3)+2) && parts[r>>8].tmp==0&&parts[i].tmp>0)
+							{
+								parts[r>>8].tmp = parts[i].tmp;
+								parts[r>>8].temp = parts[i].temp;
+								parts[r>>8].flags = parts[i].flags;
+								parts[i].tmp = 0;
+							}
+						}
+					}
+				}
+			}
+	return 0;
+}