mirror of
https://github.com/UberGames/GtkRadiant.git
synced 2024-12-19 08:51:34 +00:00
88cea027e6
made Visual Studio files work in VS2005 Express fixed a ton of warnings in VS2005 Express fixed some compile problems on OpenSUSE 11.0 git-svn-id: svn://svn.icculus.org/gtkradiant/GtkRadiant/trunk@302 8a3a26a2-13c4-0310-b231-cf6edde360e5
971 lines
19 KiB
C
971 lines
19 KiB
C
/* -------------------------------------------------------------------------------
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Copyright (C) 1999-2007 id Software, Inc. and contributors.
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For a list of contributors, see the accompanying CONTRIBUTORS file.
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This file is part of GtkRadiant.
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GtkRadiant is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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GtkRadiant is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GtkRadiant; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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----------------------------------------------------------------------------------
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This code has been altered significantly from its original form, to support
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several games based on the Quake III Arena engine, in the form of "Q3Map2."
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------------------------------------------------------------------------------- */
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/* marker */
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#define PORTALS_C
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/* dependencies */
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#include "q3map2.h"
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/* ydnar: to fix broken portal windings */
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extern qboolean FixWinding( winding_t *w );
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int c_active_portals;
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int c_peak_portals;
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int c_boundary;
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int c_boundary_sides;
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/*
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===========
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AllocPortal
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===========
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*/
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portal_t *AllocPortal (void)
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{
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portal_t *p;
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if (numthreads == 1)
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c_active_portals++;
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if (c_active_portals > c_peak_portals)
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c_peak_portals = c_active_portals;
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p = safe_malloc (sizeof(portal_t));
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memset (p, 0, sizeof(portal_t));
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return p;
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}
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void FreePortal (portal_t *p)
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{
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if (p->winding)
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FreeWinding (p->winding);
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if (numthreads == 1)
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c_active_portals--;
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free (p);
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}
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/*
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PortalPassable
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returns true if the portal has non-opaque leafs on both sides
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*/
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qboolean PortalPassable( portal_t *p )
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{
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/* is this to global outside leaf? */
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if( !p->onnode )
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return qfalse;
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/* this should never happen */
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if( p->nodes[ 0 ]->planenum != PLANENUM_LEAF ||
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p->nodes[ 1 ]->planenum != PLANENUM_LEAF )
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Error( "Portal_EntityFlood: not a leaf" );
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/* ydnar: added antiportal to supress portal generation for visibility blocking */
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if( p->compileFlags & C_ANTIPORTAL )
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return qfalse;
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/* both leaves on either side of the portal must be passable */
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if( p->nodes[ 0 ]->opaque == qfalse && p->nodes[ 1 ]->opaque == qfalse )
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return qtrue;
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/* otherwise this isn't a passable portal */
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return qfalse;
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}
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int c_tinyportals;
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int c_badportals; /* ydnar */
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/*
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=============
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AddPortalToNodes
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=============
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*/
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void AddPortalToNodes (portal_t *p, node_t *front, node_t *back)
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{
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if (p->nodes[0] || p->nodes[1])
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Error ("AddPortalToNode: allready included");
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p->nodes[0] = front;
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p->next[0] = front->portals;
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front->portals = p;
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p->nodes[1] = back;
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p->next[1] = back->portals;
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back->portals = p;
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}
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/*
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=============
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RemovePortalFromNode
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=============
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*/
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void RemovePortalFromNode (portal_t *portal, node_t *l)
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{
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portal_t **pp, *t;
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// remove reference to the current portal
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pp = &l->portals;
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while (1)
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{
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t = *pp;
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if (!t)
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Error ("RemovePortalFromNode: portal not in leaf");
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if ( t == portal )
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break;
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if (t->nodes[0] == l)
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pp = &t->next[0];
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else if (t->nodes[1] == l)
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pp = &t->next[1];
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else
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Error ("RemovePortalFromNode: portal not bounding leaf");
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}
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if (portal->nodes[0] == l)
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{
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*pp = portal->next[0];
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portal->nodes[0] = NULL;
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}
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else if (portal->nodes[1] == l)
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{
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*pp = portal->next[1];
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portal->nodes[1] = NULL;
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}
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}
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//============================================================================
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void PrintPortal (portal_t *p)
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{
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int i;
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winding_t *w;
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w = p->winding;
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for (i=0 ; i<w->numpoints ; i++)
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Sys_Printf ("(%5.0f,%5.0f,%5.0f)\n",w->p[i][0]
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, w->p[i][1], w->p[i][2]);
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}
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/*
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================
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MakeHeadnodePortals
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The created portals will face the global outside_node
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================
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*/
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#define SIDESPACE 8
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void MakeHeadnodePortals (tree_t *tree)
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{
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vec3_t bounds[2];
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int i, j, n;
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portal_t *p, *portals[6];
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plane_t bplanes[6], *pl;
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node_t *node;
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node = tree->headnode;
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// pad with some space so there will never be null volume leafs
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for (i=0 ; i<3 ; i++)
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{
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bounds[0][i] = tree->mins[i] - SIDESPACE;
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bounds[1][i] = tree->maxs[i] + SIDESPACE;
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if ( bounds[0][i] >= bounds[1][i] ) {
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Error( "Backwards tree volume" );
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}
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}
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tree->outside_node.planenum = PLANENUM_LEAF;
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tree->outside_node.brushlist = NULL;
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tree->outside_node.portals = NULL;
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tree->outside_node.opaque = qfalse;
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for (i=0 ; i<3 ; i++)
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for (j=0 ; j<2 ; j++)
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{
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n = j*3 + i;
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p = AllocPortal ();
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portals[n] = p;
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pl = &bplanes[n];
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memset (pl, 0, sizeof(*pl));
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if (j)
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{
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pl->normal[i] = -1;
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pl->dist = -bounds[j][i];
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}
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else
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{
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pl->normal[i] = 1;
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pl->dist = bounds[j][i];
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}
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p->plane = *pl;
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p->winding = BaseWindingForPlane (pl->normal, pl->dist);
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AddPortalToNodes (p, node, &tree->outside_node);
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}
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// clip the basewindings by all the other planes
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for (i=0 ; i<6 ; i++)
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{
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for (j=0 ; j<6 ; j++)
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{
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if (j == i)
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continue;
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ChopWindingInPlace (&portals[i]->winding, bplanes[j].normal, bplanes[j].dist, ON_EPSILON);
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}
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}
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}
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//===================================================
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/*
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================
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BaseWindingForNode
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================
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*/
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#define BASE_WINDING_EPSILON 0.001
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#define SPLIT_WINDING_EPSILON 0.001
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winding_t *BaseWindingForNode (node_t *node)
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{
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winding_t *w;
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node_t *n;
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plane_t *plane;
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vec3_t normal;
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vec_t dist;
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w = BaseWindingForPlane (mapplanes[node->planenum].normal
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, mapplanes[node->planenum].dist);
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// clip by all the parents
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for (n=node->parent ; n && w ; )
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{
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plane = &mapplanes[n->planenum];
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if (n->children[0] == node)
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{ // take front
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ChopWindingInPlace (&w, plane->normal, plane->dist, BASE_WINDING_EPSILON);
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}
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else
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{ // take back
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VectorSubtract (vec3_origin, plane->normal, normal);
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dist = -plane->dist;
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ChopWindingInPlace (&w, normal, dist, BASE_WINDING_EPSILON);
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}
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node = n;
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n = n->parent;
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}
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return w;
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}
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//============================================================
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/*
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==================
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MakeNodePortal
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create the new portal by taking the full plane winding for the cutting plane
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and clipping it by all of parents of this node
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==================
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*/
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void MakeNodePortal (node_t *node)
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{
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portal_t *new_portal, *p;
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winding_t *w;
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vec3_t normal;
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float dist;
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int side;
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w = BaseWindingForNode (node);
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// clip the portal by all the other portals in the node
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for (p = node->portals ; p && w; p = p->next[side])
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{
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if (p->nodes[0] == node)
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{
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side = 0;
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VectorCopy (p->plane.normal, normal);
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dist = p->plane.dist;
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}
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else if (p->nodes[1] == node)
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{
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side = 1;
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VectorSubtract (vec3_origin, p->plane.normal, normal);
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dist = -p->plane.dist;
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}
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else
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Error ("CutNodePortals_r: mislinked portal");
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ChopWindingInPlace (&w, normal, dist, CLIP_EPSILON);
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}
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if (!w)
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{
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return;
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}
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/* ydnar: adding this here to fix degenerate windings */
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#if 0
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if( FixWinding( w ) == qfalse )
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{
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c_badportals++;
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FreeWinding( w );
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return;
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}
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#endif
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if (WindingIsTiny (w))
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{
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c_tinyportals++;
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FreeWinding (w);
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return;
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}
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new_portal = AllocPortal ();
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new_portal->plane = mapplanes[node->planenum];
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new_portal->onnode = node;
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new_portal->winding = w;
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new_portal->compileFlags = node->compileFlags;
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AddPortalToNodes (new_portal, node->children[0], node->children[1]);
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}
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/*
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==============
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SplitNodePortals
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Move or split the portals that bound node so that the node's
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children have portals instead of node.
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==============
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*/
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void SplitNodePortals (node_t *node)
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{
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portal_t *p, *next_portal, *new_portal;
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node_t *f, *b, *other_node;
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int side;
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plane_t *plane;
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winding_t *frontwinding, *backwinding;
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plane = &mapplanes[node->planenum];
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f = node->children[0];
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b = node->children[1];
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for (p = node->portals ; p ; p = next_portal)
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{
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if (p->nodes[0] == node)
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side = 0;
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else if (p->nodes[1] == node)
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side = 1;
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else
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Error ("SplitNodePortals: mislinked portal");
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next_portal = p->next[side];
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other_node = p->nodes[!side];
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RemovePortalFromNode (p, p->nodes[0]);
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RemovePortalFromNode (p, p->nodes[1]);
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//
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// cut the portal into two portals, one on each side of the cut plane
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//
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ClipWindingEpsilon (p->winding, plane->normal, plane->dist,
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SPLIT_WINDING_EPSILON, &frontwinding, &backwinding);
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if (frontwinding && WindingIsTiny(frontwinding))
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{
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if (!f->tinyportals)
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VectorCopy(frontwinding->p[0], f->referencepoint);
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f->tinyportals++;
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if (!other_node->tinyportals)
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VectorCopy(frontwinding->p[0], other_node->referencepoint);
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other_node->tinyportals++;
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FreeWinding (frontwinding);
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frontwinding = NULL;
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c_tinyportals++;
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}
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if (backwinding && WindingIsTiny(backwinding))
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{
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if (!b->tinyportals)
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VectorCopy(backwinding->p[0], b->referencepoint);
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b->tinyportals++;
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if (!other_node->tinyportals)
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VectorCopy(backwinding->p[0], other_node->referencepoint);
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other_node->tinyportals++;
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FreeWinding (backwinding);
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backwinding = NULL;
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c_tinyportals++;
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}
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if (!frontwinding && !backwinding)
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{ // tiny windings on both sides
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continue;
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}
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if (!frontwinding)
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{
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FreeWinding (backwinding);
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if (side == 0)
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AddPortalToNodes (p, b, other_node);
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else
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AddPortalToNodes (p, other_node, b);
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continue;
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}
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if (!backwinding)
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{
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FreeWinding (frontwinding);
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if (side == 0)
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AddPortalToNodes (p, f, other_node);
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else
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AddPortalToNodes (p, other_node, f);
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continue;
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}
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// the winding is split
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new_portal = AllocPortal ();
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*new_portal = *p;
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new_portal->winding = backwinding;
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FreeWinding (p->winding);
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p->winding = frontwinding;
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if (side == 0)
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{
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AddPortalToNodes (p, f, other_node);
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AddPortalToNodes (new_portal, b, other_node);
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}
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else
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{
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AddPortalToNodes (p, other_node, f);
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AddPortalToNodes (new_portal, other_node, b);
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}
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}
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node->portals = NULL;
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}
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/*
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================
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CalcNodeBounds
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================
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*/
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void CalcNodeBounds (node_t *node)
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{
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portal_t *p;
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int s;
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int i;
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// calc mins/maxs for both leafs and nodes
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ClearBounds (node->mins, node->maxs);
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for (p = node->portals ; p ; p = p->next[s])
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{
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s = (p->nodes[1] == node);
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for (i=0 ; i<p->winding->numpoints ; i++)
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AddPointToBounds (p->winding->p[i], node->mins, node->maxs);
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}
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}
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/*
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==================
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MakeTreePortals_r
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==================
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*/
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void MakeTreePortals_r (node_t *node)
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{
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int i;
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CalcNodeBounds (node);
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if (node->mins[0] >= node->maxs[0])
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{
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Sys_Printf ("WARNING: node without a volume\n");
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Sys_Printf("node has %d tiny portals\n", node->tinyportals);
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Sys_Printf("node reference point %1.2f %1.2f %1.2f\n", node->referencepoint[0],
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node->referencepoint[1],
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node->referencepoint[2]);
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}
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for (i=0 ; i<3 ; i++)
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{
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if (node->mins[i] < MIN_WORLD_COORD || node->maxs[i] > MAX_WORLD_COORD)
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{
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if(node->portals && node->portals->winding)
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xml_Winding("WARNING: Node With Unbounded Volume", node->portals->winding->p, node->portals->winding->numpoints, qfalse);
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break;
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}
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}
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if (node->planenum == PLANENUM_LEAF)
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return;
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MakeNodePortal (node);
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SplitNodePortals (node);
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MakeTreePortals_r (node->children[0]);
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MakeTreePortals_r (node->children[1]);
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}
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/*
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==================
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MakeTreePortals
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==================
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*/
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void MakeTreePortals (tree_t *tree)
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{
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Sys_FPrintf (SYS_VRB, "--- MakeTreePortals ---\n");
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MakeHeadnodePortals (tree);
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MakeTreePortals_r (tree->headnode);
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Sys_FPrintf( SYS_VRB, "%9d tiny portals\n", c_tinyportals );
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Sys_FPrintf( SYS_VRB, "%9d bad portals\n", c_badportals ); /* ydnar */
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}
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/*
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=========================================================
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FLOOD ENTITIES
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|
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=========================================================
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|
*/
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|
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int c_floodedleafs;
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|
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/*
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|
=============
|
|
FloodPortals_r
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|
=============
|
|
*/
|
|
|
|
void FloodPortals_r( node_t *node, int dist, qboolean skybox )
|
|
{
|
|
int s;
|
|
portal_t *p;
|
|
|
|
|
|
if( skybox )
|
|
node->skybox = skybox;
|
|
|
|
if( node->occupied || node->opaque )
|
|
return;
|
|
|
|
c_floodedleafs++;
|
|
node->occupied = dist;
|
|
|
|
for( p = node->portals; p; p = p->next[ s ] )
|
|
{
|
|
s = (p->nodes[ 1 ] == node);
|
|
FloodPortals_r( p->nodes[ !s ], dist + 1, skybox );
|
|
}
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
=============
|
|
PlaceOccupant
|
|
=============
|
|
*/
|
|
|
|
qboolean PlaceOccupant( node_t *headnode, vec3_t origin, entity_t *occupant, qboolean skybox )
|
|
{
|
|
vec_t d;
|
|
node_t *node;
|
|
plane_t *plane;
|
|
|
|
|
|
// find the leaf to start in
|
|
node = headnode;
|
|
while( node->planenum != PLANENUM_LEAF )
|
|
{
|
|
plane = &mapplanes[ node->planenum ];
|
|
d = DotProduct( origin, plane->normal ) - plane->dist;
|
|
if( d >= 0 )
|
|
node = node->children[ 0 ];
|
|
else
|
|
node = node->children[ 1 ];
|
|
}
|
|
|
|
if( node->opaque )
|
|
return qfalse;
|
|
node->occupant = occupant;
|
|
node->skybox = skybox;
|
|
|
|
FloodPortals_r( node, 1, skybox );
|
|
|
|
return qtrue;
|
|
}
|
|
|
|
/*
|
|
=============
|
|
FloodEntities
|
|
|
|
Marks all nodes that can be reached by entites
|
|
=============
|
|
*/
|
|
|
|
qboolean FloodEntities( tree_t *tree )
|
|
{
|
|
int i, s;
|
|
vec3_t origin, offset, scale, angles;
|
|
qboolean r, inside, tripped, skybox;
|
|
node_t *headnode;
|
|
entity_t *e;
|
|
const char *value;
|
|
|
|
|
|
headnode = tree->headnode;
|
|
Sys_FPrintf( SYS_VRB,"--- FloodEntities ---\n" );
|
|
inside = qfalse;
|
|
tree->outside_node.occupied = 0;
|
|
|
|
tripped = qfalse;
|
|
c_floodedleafs = 0;
|
|
for( i = 1; i < numEntities; i++ )
|
|
{
|
|
/* get entity */
|
|
e = &entities[ i ];
|
|
|
|
/* get origin */
|
|
GetVectorForKey( e, "origin", origin );
|
|
if( VectorCompare( origin, vec3_origin ) )
|
|
continue;
|
|
|
|
/* handle skybox entities */
|
|
value = ValueForKey( e, "classname" );
|
|
if( !Q_stricmp( value, "_skybox" ) )
|
|
{
|
|
skybox = qtrue;
|
|
skyboxPresent = qtrue;
|
|
|
|
/* invert origin */
|
|
VectorScale( origin, -1.0f, offset );
|
|
|
|
/* get scale */
|
|
VectorSet( scale, 64.0f, 64.0f, 64.0f );
|
|
value = ValueForKey( e, "_scale" );
|
|
if( value[ 0 ] != '\0' )
|
|
{
|
|
s = sscanf( value, "%f %f %f", &scale[ 0 ], &scale[ 1 ], &scale[ 2 ] );
|
|
if( s == 1 )
|
|
{
|
|
scale[ 1 ] = scale[ 0 ];
|
|
scale[ 2 ] = scale[ 0 ];
|
|
}
|
|
}
|
|
|
|
/* get "angle" (yaw) or "angles" (pitch yaw roll) */
|
|
VectorClear( angles );
|
|
angles[ 2 ] = FloatForKey( e, "angle" );
|
|
value = ValueForKey( e, "angles" );
|
|
if( value[ 0 ] != '\0' )
|
|
sscanf( value, "%f %f %f", &angles[ 1 ], &angles[ 2 ], &angles[ 0 ] );
|
|
|
|
/* set transform matrix (thanks spog) */
|
|
m4x4_identity( skyboxTransform );
|
|
m4x4_pivoted_transform_by_vec3( skyboxTransform, offset, angles, eXYZ, scale, origin );
|
|
}
|
|
else
|
|
skybox = qfalse;
|
|
|
|
/* nudge off floor */
|
|
origin[ 2 ] += 1;
|
|
|
|
/* debugging code */
|
|
//% if( i == 1 )
|
|
//% origin[ 2 ] += 4096;
|
|
|
|
/* find leaf */
|
|
r = PlaceOccupant( headnode, origin, e, skybox );
|
|
if( r )
|
|
inside = qtrue;
|
|
if( (!r || tree->outside_node.occupied) && !tripped )
|
|
{
|
|
xml_Select( "Entity leaked", e->mapEntityNum, 0, qfalse );
|
|
tripped = qtrue;
|
|
}
|
|
}
|
|
|
|
Sys_FPrintf( SYS_VRB, "%9d flooded leafs\n", c_floodedleafs );
|
|
|
|
if( !inside )
|
|
Sys_FPrintf( SYS_VRB, "no entities in open -- no filling\n" );
|
|
else if( tree->outside_node.occupied )
|
|
Sys_FPrintf( SYS_VRB, "entity reached from outside -- no filling\n" );
|
|
|
|
return (qboolean) (inside && !tree->outside_node.occupied);
|
|
}
|
|
|
|
/*
|
|
=========================================================
|
|
|
|
FLOOD AREAS
|
|
|
|
=========================================================
|
|
*/
|
|
|
|
int c_areas;
|
|
|
|
|
|
|
|
/*
|
|
FloodAreas_r()
|
|
floods through leaf portals to tag leafs with an area
|
|
*/
|
|
|
|
void FloodAreas_r( node_t *node )
|
|
{
|
|
int s;
|
|
portal_t *p;
|
|
brush_t *b;
|
|
|
|
|
|
if( node->areaportal )
|
|
{
|
|
if( node->area == -1 )
|
|
node->area = c_areas;
|
|
|
|
/* this node is part of an area portal brush */
|
|
b = node->brushlist->original;
|
|
|
|
/* if the current area has already touched this portal, we are done */
|
|
if( b->portalareas[ 0 ] == c_areas || b->portalareas[ 1 ] == c_areas )
|
|
return;
|
|
|
|
// note the current area as bounding the portal
|
|
if( b->portalareas[ 1 ] != -1 )
|
|
{
|
|
Sys_Printf( "WARNING: areaportal brush %i touches > 2 areas\n", b->brushNum );
|
|
return;
|
|
}
|
|
if( b->portalareas[ 0 ] != -1 )
|
|
b->portalareas[ 1 ] = c_areas;
|
|
else
|
|
b->portalareas[ 0 ] = c_areas;
|
|
|
|
return;
|
|
}
|
|
|
|
if( node->area != -1 )
|
|
return;
|
|
if( node->cluster == -1 )
|
|
return;
|
|
|
|
node->area = c_areas;
|
|
|
|
/* ydnar: skybox nodes set the skybox area */
|
|
if( node->skybox )
|
|
skyboxArea = c_areas;
|
|
|
|
for( p = node->portals; p; p = p->next[ s ] )
|
|
{
|
|
s = (p->nodes[1] == node);
|
|
|
|
/* ydnar: allow areaportal portals to block area flow */
|
|
if( p->compileFlags & C_AREAPORTAL )
|
|
continue;
|
|
|
|
if( !PortalPassable( p ) )
|
|
continue;
|
|
|
|
FloodAreas_r( p->nodes[ !s ] );
|
|
}
|
|
}
|
|
|
|
/*
|
|
=============
|
|
FindAreas_r
|
|
|
|
Just decend the tree, and for each node that hasn't had an
|
|
area set, flood fill out from there
|
|
=============
|
|
*/
|
|
void FindAreas_r( node_t *node )
|
|
{
|
|
if( node->planenum != PLANENUM_LEAF )
|
|
{
|
|
FindAreas_r( node->children[ 0 ] );
|
|
FindAreas_r( node->children[ 1 ] );
|
|
return;
|
|
}
|
|
|
|
if( node->opaque || node->areaportal || node->area != -1 )
|
|
return;
|
|
|
|
FloodAreas_r( node );
|
|
c_areas++;
|
|
}
|
|
|
|
/*
|
|
=============
|
|
CheckAreas_r
|
|
=============
|
|
*/
|
|
void CheckAreas_r (node_t *node)
|
|
{
|
|
brush_t *b;
|
|
|
|
if (node->planenum != PLANENUM_LEAF)
|
|
{
|
|
CheckAreas_r (node->children[0]);
|
|
CheckAreas_r (node->children[1]);
|
|
return;
|
|
}
|
|
|
|
if (node->opaque)
|
|
return;
|
|
|
|
if (node->cluster != -1)
|
|
if (node->area == -1)
|
|
Sys_Printf("WARNING: cluster %d has area set to -1\n", node->cluster);
|
|
if (node->areaportal)
|
|
{
|
|
b = node->brushlist->original;
|
|
|
|
// check if the areaportal touches two areas
|
|
if (b->portalareas[0] == -1 || b->portalareas[1] == -1)
|
|
Sys_Printf ("WARNING: areaportal brush %i doesn't touch two areas\n", b->brushNum);
|
|
}
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
FloodSkyboxArea_r() - ydnar
|
|
sets all nodes with the skybox area to skybox
|
|
*/
|
|
|
|
void FloodSkyboxArea_r( node_t *node )
|
|
{
|
|
if( skyboxArea < 0 )
|
|
return;
|
|
|
|
if( node->planenum != PLANENUM_LEAF )
|
|
{
|
|
FloodSkyboxArea_r( node->children[ 0 ] );
|
|
FloodSkyboxArea_r( node->children[ 1 ] );
|
|
return;
|
|
}
|
|
|
|
if( node->opaque || node->area != skyboxArea )
|
|
return;
|
|
|
|
node->skybox = qtrue;
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
FloodAreas()
|
|
mark each leaf with an area, bounded by C_AREAPORTAL
|
|
*/
|
|
|
|
void FloodAreas( tree_t *tree )
|
|
{
|
|
Sys_FPrintf( SYS_VRB,"--- FloodAreas ---\n" );
|
|
FindAreas_r( tree->headnode );
|
|
|
|
/* ydnar: flood all skybox nodes */
|
|
FloodSkyboxArea_r( tree->headnode );
|
|
|
|
/* check for areaportal brushes that don't touch two areas */
|
|
/* ydnar: fix this rather than just silence the warnings */
|
|
//% CheckAreas_r( tree->headnode );
|
|
|
|
Sys_FPrintf( SYS_VRB, "%9d areas\n", c_areas );
|
|
}
|
|
|
|
|
|
|
|
//======================================================
|
|
|
|
int c_outside;
|
|
int c_inside;
|
|
int c_solid;
|
|
|
|
void FillOutside_r (node_t *node)
|
|
{
|
|
if (node->planenum != PLANENUM_LEAF)
|
|
{
|
|
FillOutside_r (node->children[0]);
|
|
FillOutside_r (node->children[1]);
|
|
return;
|
|
}
|
|
|
|
// anything not reachable by an entity
|
|
// can be filled away
|
|
if (!node->occupied) {
|
|
if ( !node->opaque ) {
|
|
c_outside++;
|
|
node->opaque = qtrue;
|
|
} else {
|
|
c_solid++;
|
|
}
|
|
} else {
|
|
c_inside++;
|
|
}
|
|
|
|
}
|
|
|
|
/*
|
|
=============
|
|
FillOutside
|
|
|
|
Fill all nodes that can't be reached by entities
|
|
=============
|
|
*/
|
|
void FillOutside (node_t *headnode)
|
|
{
|
|
c_outside = 0;
|
|
c_inside = 0;
|
|
c_solid = 0;
|
|
Sys_FPrintf( SYS_VRB,"--- FillOutside ---\n" );
|
|
FillOutside_r( headnode );
|
|
Sys_FPrintf( SYS_VRB,"%9d solid leafs\n", c_solid );
|
|
Sys_Printf( "%9d leafs filled\n", c_outside );
|
|
Sys_FPrintf( SYS_VRB, "%9d inside leafs\n", c_inside );
|
|
}
|
|
|
|
|
|
//==============================================================
|
|
|