From 952c5c128f9efaea89d41d882c4ea3ade7df4591 Mon Sep 17 00:00:00 2001
From: zakk <zakk@edf5b092-35ff-0310-97b2-ce42778d08ea>
Date: Fri, 26 Aug 2005 04:48:05 +0000
Subject: Itsa me, quake3io!

git-svn-id: svn://svn.icculus.org/quake3/trunk@2 edf5b092-35ff-0310-97b2-ce42778d08ea
---
 q3map/leakfile.c | 100 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 100 insertions(+)
 create mode 100755 q3map/leakfile.c

(limited to 'q3map/leakfile.c')

diff --git a/q3map/leakfile.c b/q3map/leakfile.c
new file mode 100755
index 0000000..101e32d
--- /dev/null
+++ b/q3map/leakfile.c
@@ -0,0 +1,100 @@
+/*
+===========================================================================
+Copyright (C) 1999-2005 Id Software, Inc.
+
+This file is part of Quake III Arena source code.
+
+Quake III Arena source code is free software; you can redistribute it
+and/or modify it under the terms of the GNU General Public License as
+published by the Free Software Foundation; either version 2 of the License,
+or (at your option) any later version.
+
+Quake III Arena source code is distributed in the hope that it will be
+useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with Foobar; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+===========================================================================
+*/
+
+#include "qbsp.h"
+
+/*
+==============================================================================
+
+LEAF FILE GENERATION
+
+Save out name.line for qe3 to read
+==============================================================================
+*/
+
+
+/*
+=============
+LeakFile
+
+Finds the shortest possible chain of portals
+that leads from the outside leaf to a specifically
+occupied leaf
+=============
+*/
+void LeakFile (tree_t *tree)
+{
+	vec3_t	mid;
+	FILE	*linefile;
+	char	filename[1024];
+	node_t	*node;
+	int		count;
+
+	if (!tree->outside_node.occupied)
+		return;
+
+	qprintf ("--- LeakFile ---\n");
+
+	//
+	// write the points to the file
+	//
+	sprintf (filename, "%s.lin", source);
+	linefile = fopen (filename, "w");
+	if (!linefile)
+		Error ("Couldn't open %s\n", filename);
+
+	count = 0;
+	node = &tree->outside_node;
+	while (node->occupied > 1)
+	{
+		int			next;
+		portal_t	*p, *nextportal;
+		node_t		*nextnode;
+		int			s;
+
+		// find the best portal exit
+		next = node->occupied;
+		for (p=node->portals ; p ; p = p->next[!s])
+		{
+			s = (p->nodes[0] == node);
+			if (p->nodes[s]->occupied
+				&& p->nodes[s]->occupied < next)
+			{
+				nextportal = p;
+				nextnode = p->nodes[s];
+				next = nextnode->occupied;
+			}
+		}
+		node = nextnode;
+		WindingCenter (nextportal->winding, mid);
+		fprintf (linefile, "%f %f %f\n", mid[0], mid[1], mid[2]);
+		count++;
+	}
+	// add the occupant center
+	GetVectorForKey (node->occupant, "origin", mid);
+
+	fprintf (linefile, "%f %f %f\n", mid[0], mid[1], mid[2]);
+	qprintf ("%5i point linefile\n", count+1);
+
+	fclose (linefile);
+}
+
-- 
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