void CheckLeafPortalConsistancy (node_t *node)
{
int side, side2;
portal_t *p, *p2;
dplane_t plane, plane2;
int i;
winding_t *w;
float dist;
side = side2 = 0; // quiet compiler warning
for (p = node->portals ; p ; p = p->next[side])
{
if (p->nodes[0] == node)
side = 0;
else if (p->nodes[1] == node)
side = 1;
else
Error ("CutNodePortals_r: mislinked portal");
CheckWindingInNode (p->winding, node);
CheckWindingArea (p->winding);
// check that the side orders are correct
plane = p->plane;
PlaneFromWinding (p->winding, &plane2);
for (p2 = node->portals ; p2 ; p2 = p2->next[side2])
{
if (p2->nodes[0] == node)
side2 = 0;
else if (p2->nodes[1] == node)
side2 = 1;
else
Error ("CutNodePortals_r: mislinked portal");
w = p2->winding;
for (i=0 ; i<w->numpoints ; i++)
{
dist = DotProduct (w->points[i], plane.normal) - plane.dist;
if ( (side == 0 && dist < -1) || (side == 1 && dist > 1) )
{
printf ("WARNING: portal siding direction is wrong\n");
return;
}
}
}
}
}
static void
CheckLeafPortalConsistancy(node_t *node)
{
int side, side2;
portal_t *p, *p2;
plane_t plane, plane2;
int i;
winding_t *w;
vec_t dist;
side = side2 = 0; // quiet compiler warning
for (p = node->portals; p; p = p->next[side]) {
if (p->nodes[0] == node)
side = 0;
else if (p->nodes[1] == node)
side = 1;
else
Message(msgError, errMislinkedPortal);
CheckWindingInNode(p->winding, node);
CheckWindingArea(p->winding);
// check that the side orders are correct
plane = pPlanes[p->planenum];
PlaneFromWinding(p->winding, &plane2);
for (p2 = node->portals; p2; p2 = p2->next[side2]) {
if (p2->nodes[0] == node)
side2 = 0;
else if (p2->nodes[1] == node)
side2 = 1;
else
Message(msgError, errMislinkedPortal);
w = p2->winding;
for (i = 0; i < w->numpoints; i++) {
dist = DotProduct(w->points[i], plane.normal) - plane.dist;
if ((side == 0 && dist < -1) || (side == 1 && dist > 1)) {
Message(msgWarning, warnBadPortalDirection);
return;
}
}
}
}
}
