mirror of
https://git.code.sf.net/p/quake/quakeforge
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648ae3f877
Dead code removed, and the job progress lines are now consistent and have a job completion time when done.
234 lines
7 KiB
C
234 lines
7 KiB
C
/*
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vis.h
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PVS/PHS generation tool
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Copyright (C) 1996-1997 Id Software, Inc.
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Copyright (C) 2002 Colin Thompson
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program 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.
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See the 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 this program; if not, write to:
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Free Software Foundation, Inc.
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59 Temple Place - Suite 330
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Boston, MA 02111-1307, USA
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*/
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#ifndef __vis_h
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#define __vis_h
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#if defined (HAVE_PTHREAD_H) && defined (HAVE_PTHREAD)
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#define USE_PTHREADS
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#endif
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#ifdef USE_PTHREADS
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#include <pthread.h>
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extern pthread_rwlock_t *global_lock;
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extern pthread_rwlock_t *portal_locks;
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extern pthread_rwlock_t *stats_lock;
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#define WRLOCK(l) \
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do { \
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if (options.threads > 1) \
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pthread_rwlock_wrlock (l); \
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} while (0)
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#define RDLOCK(l) \
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do { \
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if (options.threads > 1) \
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pthread_rwlock_rdlock (l); \
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} while (0)
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#define UNLOCK(l) \
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do { \
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if (options.threads > 1) \
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pthread_rwlock_unlock (l); \
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} while (0)
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#define WRLOCK_PORTAL(p) WRLOCK (&portal_locks[p - portals])
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#define RDLOCK_PORTAL(p) RDLOCK (&portal_locks[p - portals])
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#define UNLOCK_PORTAL(p) UNLOCK (&portal_locks[p - portals])
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#else
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#define LOCK(l)
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#define UNLOCK(l)
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#define WRLOCK_PORTAL(p)
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#define RDLOCK_PORTAL(p)
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#define UNLOCK_PORTAL(p)
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#endif
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#include "QF/cmem.h"
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#include "QF/dstring.h"
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#include "QF/set.h"
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#include "QF/zone.h"
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#include "QF/simd/vec4f.h"
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#define PORTALFILE "PRT1"
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#define PORTALFILE_AM "PRT1-AM"
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#define PORTALFILE2 "PRT2"
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#define ON_EPSILON 0.1
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typedef struct winding_s {
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struct winding_s *next;
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qboolean original; // don't free, it's part of the portal
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unsigned numpoints;
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int id;
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int thread;
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vec4f_t points[1]; // variable sized
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} winding_t;
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typedef enum {
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stat_none,
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stat_selected,
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stat_working,
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stat_done
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} vstatus_t;
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typedef struct {
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vec4f_t plane; // normal pointing into neighbor
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vspheref_t sphere; // bounding sphere
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int cluster; // neighbor
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winding_t *winding;
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vstatus_t status;
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set_t *visbits;
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set_t *mightsee;
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int nummightsee;
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int numcansee;
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} portal_t;
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typedef struct seperating_plane_s {
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vec4f_t plane; // from portal is on positive side
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struct seperating_plane_s *next;
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} sep_t;
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typedef struct passage_s {
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struct passage_s *next;
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int from, to; // cluster numbers
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sep_t *planes;
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} passage_t;
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typedef struct cluster_s {
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int numportals;
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int visofs;
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vspheref_t sphere;
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passage_t *passages;
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portal_t *portals;
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} cluster_t;
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typedef struct pstack_s {
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struct pstack_s *next; ///< linked list of active stack objects
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cluster_t *cluster; ///< the cluster being sub-vised
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winding_t *source_winding; ///< clipped source portal winding
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portal_t *pass_portal; ///< the portal exiting from the cluster
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vec4f_t pass_plane; ///< plane of the pass portal
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winding_t *pass_winding; ///< clipped pass portal winding
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set_t *mightsee;
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sep_t *separators[2];
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} pstack_t;
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typedef struct {
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unsigned long portaltest; ///< number of portals tested via separators
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unsigned long portalpass; ///< number of portals through which vis passes
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unsigned long portalcheck; ///< number of portal checks
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unsigned long targettested; ///< number of times target portal tested
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unsigned long targettrimmed;///< number of times target portal trimmed
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unsigned long targetclipped;///< number of times target portal clipped away
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unsigned long sourcetested; ///< number of times source portal tested
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unsigned long sourcetrimmed;///< number of times source portal trimmed
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unsigned long sourceclipped;///< number of times source portal clipped away
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unsigned long chains; ///< number of visits to clusters
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unsigned long mighttest; ///< amount mightsee is used for masked tests
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unsigned long vistest; ///< amount visbits is used for masked tests
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unsigned long mightseeupdate;///< amount of updates to waiting portals
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unsigned sep_alloc; ///< how many separators were allocated
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unsigned sep_free; ///< how many separators were freed
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unsigned sep_highwater; ///< most separators in flight
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unsigned sep_maxbulk; ///< most separators freed at once
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size_t winding_mark; ///< most memory allocated to windings
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unsigned stack_alloc; ///< how many stack blocks were allocated
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unsigned stack_free; ///< how many stack blocks were freed
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} visstat_t;
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typedef struct threaddata_s {
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visstat_t stats; ///< per-thread statistics merged on completion
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set_t *clustervis; ///< clusters base portal can see
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portal_t *base; ///< portal for which this thread is being run
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pstack_t pstack_head;
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sep_t *sep_freelist; ///< per-thread list of free separators
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memsuper_t *memsuper; ///< per-thread memory pool
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memhunk_t *hunk;
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dstring_t *str;
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set_pool_t set_pool;
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int id;
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int winding_id;
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} threaddata_t;
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typedef struct {
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set_t *portalsee;
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unsigned long selfcull; ///< number of protals culled by self
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unsigned long clustercull; ///< number of portals culled by cluster sphere
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unsigned long clustertest; ///< number of portals tested by cluster
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unsigned long spheretest; ///< number of portal sphere tests done
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unsigned long spherecull; ///< number of portals culled by sphere tests
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unsigned long spherepass; ///< number of portals passed by sphere tests
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unsigned long windingtest; ///< number of portal pairs tested by winding
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unsigned long windingcull; ///< number of portals culled by winding tests
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unsigned long windingpass; ///< number of portals passed by winding tests
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unsigned long clustersee;
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int id;
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} basethread_t;
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extern unsigned numportals;
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extern unsigned portalclusters;
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extern unsigned numrealleafs;
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extern int bitbytes;
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extern int bitbytes_l;
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extern int bitlongs;
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extern struct bsp_s *bsp;
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extern portal_t *portals;
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extern cluster_t *clusters;
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extern uint32_t *leafcluster;
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extern byte *uncompressed;
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winding_t *NewWinding (threaddata_t *thread, int points);
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winding_t *ClipWinding (threaddata_t *thread, winding_t *in, vec4f_t split,
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qboolean keepon);
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winding_t *CopyWinding (threaddata_t *thread, const winding_t *w);
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void ClusterFlow (int clusternum);
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void PortalBase (basethread_t *thread, portal_t *portal);
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void PortalFlow (threaddata_t *data, portal_t *portal);
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void CalcAmbientSounds (void);
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struct sizebuf_s;
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int CompressRow (struct sizebuf_s *dest, const byte *vis, unsigned num_leafs,
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int utf8);
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void CalcFatPVS (void);
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void RunThreads (const char *heading, void *(*thread_func) (void *),
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int (*calc_progress)(void));
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extern const char spinner[];
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extern const char progress[];
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extern int *working;
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extern int progress_tick;
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#endif// __vis_h
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