olegpz
/
ericw-tools
mirror of https://github.com/ericwa/ericw-tools.git
0
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

qbsp: keep portals on top node of detail cluster 

Took a while to find this - need to make sure that we actually count and
write out the portals which get attached to the top node of a detail
cluster (with ->detail_separator set true).

Signed-off-by: Kevin Shanahan <kmshanah@disenchant.net>
This commit is contained in:
Kevin Shanahan 2013-02-25 12:21:44 +10:30
parent 19a8dc29c4
commit a473fedcc9
1 changed files with 26 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

40
qbsp/portals.c
View File

@ -128,7 +128,7 @@ WritePortals_r(node_t *node, bool clusters)
int i, front, back;
plane_t plane2;
if (!node->contents) {
if (!node->contents && !node->detail_separator) {
WritePortals_r(node->children[0], clusters);
WritePortals_r(node->children[1], clusters);
return;
@ -196,6 +196,26 @@ WriteClusters_r(node_t *node, int viscluster)
return viscluster;
}
/* FIXME - bleh, incrementing global counts */
static void
CountPortals(const node_t *node)
{
const portal_t *portal;
for (portal = node->portals; portal;) {
/* only write out from first leaf */
if (portal->nodes[0] == node) {
if (PortalThru(portal))
num_visportals++;
portal = portal->next[0];
} else {
portal = portal->next[1];
}
}
}
/*
================
NumberLeafs_r
@ -207,14 +227,15 @@ NumberLeafs_r
static void
NumberLeafs_r(node_t *node, int cluster)
{
portal_t *p;
/* decision node */
if (!node->contents) {
node->visleafnum = -99;
node->viscluster = -99;
if (cluster < 0 && node->detail_separator)
if (cluster < 0 && node->detail_separator) {
cluster = num_visclusters++;
node->viscluster = cluster;
CountPortals(node);
}
NumberLeafs_r(node->children[0], cluster);
NumberLeafs_r(node->children[1], cluster);
return;
@ -229,16 +250,7 @@ NumberLeafs_r(node_t *node, int cluster)
node->visleafnum = num_visleafs++;
node->viscluster = (cluster < 0) ? num_visclusters++ : cluster;
for (p = node->portals; p;) {
/* only write out from first leaf */
if (p->nodes[0] == node) {
if (PortalThru(p))
num_visportals++;
p = p->next[0];
} else
p = p->next[1];
}
CountPortals(node);
}