/*
=================
ReadClipHull
Read the files written out by the child processes
=================
*/
void ReadClipHull (int hullnum)
{
FILE *f;
int i, j, n;
int firstclipnode;
dplane_t p;
dclipnode_t *d;
int c1, c2;
float f1, f2, f3, f4;
int junk;
vec3_t norm;
hullfilename[strlen(hullfilename)-1] = '0' + hullnum;
f = fopen (hullfilename, "r");
if (!f)
Error ("Couldn't open %s", hullfilename);
if (fscanf (f,"%i\n", &n) != 1)
Error ("Error parsing %s", hullfilename);
if (n != nummodels)
Error ("ReadClipHull: hull had %i models, base had %i", n, nummodels);
for (i=0 ; i<n ; i++)
{
fscanf (f, "%i\n", &j);
dmodels[i].headnode[hullnum] = numclipnodes + j;
}
fscanf (f,"\n%i\n", &n);
firstclipnode = numclipnodes;
for (i=0 ; i<n ; i++)
{
if (numclipnodes == MAX_MAP_CLIPNODES)
Error ("ReadClipHull: MAX_MAP_CLIPNODES");
d = &dclipnodes[numclipnodes];
numclipnodes++;
if (fscanf (f,"%i : %f %f %f %f : %i %i\n", &junk, &f1, &f2, &f3, &f4, &c1, &c2) != 7)
Error ("Error parsing %s", hullfilename);
p.normal[0] = f1;
p.normal[1] = f2;
p.normal[2] = f3;
p.dist = f4;
norm[0] = f1; norm[1] = f2; norm[2] = f3; // vec_t precision
p.type = PlaneTypeForNormal (norm);
d->children[0] = c1 >= 0 ? c1 + firstclipnode : c1;
d->children[1] = c2 >= 0 ? c2 + firstclipnode : c2;
d->planenum = FindFinalPlane (&p);
}
}
static void EmitNodePlanes_r( node_t *node )
{
if( node->planenum == PLANENUM_LEAF )
return;
if( planemapping[node->planenum] == -1 ) { // a new plane
plane_t *plane;
plane = &mapplanes[node->planenum];
planemapping[node->planenum] = FindFinalPlane( plane->normal, plane->dist, plane->type );
}
node->outputplanenum = planemapping[node->planenum];
EmitNodePlanes_r( node->children[0] );
EmitNodePlanes_r( node->children[1] );
}