Less buggy DLAY

1 files changed, 48 insertions, 0 deletions

diff --git a/src/elements/dlay.c b/src/elements/dlay.c
new file mode 100644
index 0000000..2a248ca
--- /dev/null
+++ b/src/elements/dlay.c
@@ -0,0 +1,48 @@
+#include <element.h>
+
+int update_DLAY(UPDATE_FUNC_ARGS) {
+	int r, rx, ry, oldl;
+	oldl = parts[i].life;
+	if (parts[i].life>0)
+		parts[i].life--;
+	//if (parts[i].life==1)
+	//{
+		if (parts[i].temp>=256.0+273.15)
+			parts[i].temp=256.0+273.15;
+		if (parts[i].temp<= -256.0+273.15)
+			parts[i].temp = -256.0+273.15;
+
+		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>>8)>=NPART || !r)
+						continue;
+					if ((r&0xFF)==PT_SPRK && parts[i].life==0 && parts[r>>8].ctype==PT_PSCN)
+					{
+						parts[i].life = (int)(parts[i].temp-273.15);
+					}
+					else if ((r&0xFF)==PT_DLAY)
+					{
+						if(!parts[i].life && parts[r>>8].life)
+						{
+							parts[i].life = parts[r>>8].life;
+							if((r>>8)>i) //If the other particle hasn't been life updated
+								parts[i].life--;
+						}
+						else if(parts[i].life && !parts[r>>8].life)
+						{
+							parts[r>>8].life = parts[i].life;
+							if((r>>8)>i) //If the other particle hasn't been life updated
+								parts[r>>8].life++;
+						}
+					}
+					else if((r&0xFF)==PT_NSCN && oldl==1)
+					{
+						create_part(-1, x+rx, y+ry, PT_SPRK);
+					}
+				}
+	//}
+	return 0;
+}