From: havoc <havoc@d7cf8633-e32d-0410-b094-e92efae38249>
Date: Sat, 20 Feb 2010 13:31:40 +0000 (+0000)
Subject: slight improvement to BIH recursion speeds by checking for box overlap
X-Git-Tag: xonotic-v0.1.0preview~230^2~479
X-Git-Url: https://git.rm.cloudns.org/?a=commitdiff_plain;h=969efaea336f33793b6c35cea05f595f4d9e0f03;p=xonotic%2Fdarkplaces.git

slight improvement to BIH recursion speeds by checking for box overlap
on every node (in addition to the side check)


git-svn-id: svn://svn.icculus.org/twilight/trunk/darkplaces@9990 d7cf8633-e32d-0410-b094-e92efae38249
---

diff --git a/model_brush.c b/model_brush.c
index 2f7caae2..ca0f454b 100644
--- a/model_brush.c
+++ b/model_brush.c
@@ -5760,7 +5760,7 @@ static void Mod_CollisionBIH_TraceLine_RecursiveBIHNode(trace_t *trace, dp_model
 	while (nodenum >= 0)
 	{
 		node = model->collision_bih.nodes + nodenum;
-#if 0
+#if 1
 		if (!BoxesOverlap(segmentmins, segmentmaxs, node->mins, node->maxs))
 			return;
 #endif
@@ -6009,11 +6009,11 @@ static void Mod_CollisionBIH_TraceBrush_RecursiveBIHNode(trace_t *trace, dp_mode
 	{
 		node = model->collision_bih.nodes + nodenum;
 		axis = node->type - BIH_SPLITX;
-#if 0
-#if 0
+#if 1
 		if (!BoxesOverlap(segmentmins, segmentmaxs, node->mins, node->maxs))
 			return;
 #endif
+#if 0
 		Mod_CollisionBIH_TraceBrush_RecursiveBIHNode(trace, model, node->front, thisbrush_start, thisbrush_end, segmentmins, segmentmaxs);
 		nodenum = node->back;
 		continue;