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Make parts of CutNodePortals_r() easier to read.

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This commit is contained in:
Bill Currie 2010-09-02 06:37:13 +09:00
parent ab70ec2a8f
commit 538956c389
1 changed files with 5 additions and 4 deletions
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9
tools/qfbsp/source/portals.c
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@ -278,7 +278,7 @@ CutNodePortals_r (node_t *node)
// create the new portal by taking the full plane winding for the cutting // create the new portal by taking the full plane winding for the cutting
// plane and clipping it by all of the planes from the other portals // plane and clipping it by all of the planes from the other portals
w = BaseWindingForPlane (&planes[node->planenum]); w = BaseWindingForPlane (plane);
side = 0; side = 0;
for (p = node->portals; p; p = p->next[side]) { for (p = node->portals; p; p = p->next[side]) {
clipplane = planes[p->planenum]; clipplane = planes[p->planenum];
@ -315,11 +315,12 @@ CutNodePortals_r (node_t *node)
side = 1; side = 1;
else else
Sys_Error ("CutNodePortals_r: mislinked portal"); Sys_Error ("CutNodePortals_r: mislinked portal");
next_portal = p->next[side];
next_portal = p->next[side];
other_node = p->nodes[!side]; other_node = p->nodes[!side];
RemovePortalFromNode (p, p->nodes[0]);
RemovePortalFromNode (p, p->nodes[1]); RemovePortalFromNode (p, node);
RemovePortalFromNode (p, other_node);
// cut the portal into two portals, one on each side of the cut plane // cut the portal into two portals, one on each side of the cut plane
DivideWinding (p->winding, plane, &frontwinding, &backwinding); DivideWinding (p->winding, plane, &frontwinding, &backwinding);