+++ /dev/null
-/*
-Copyright (C) 1999-2006 Id Software, Inc. and contributors.
-For a list of contributors, see the accompanying CONTRIBUTORS file.
-
-This file is part of GtkRadiant.
-
-GtkRadiant is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2 of the License, or
-(at your option) any later version.
-
-GtkRadiant is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with GtkRadiant; if not, write to the Free Software
-Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
-*/
-
-#ifndef WIN32
-// The below define is necessary to use
-// pthreads extensions like pthread_mutexattr_settype
-#define _GNU_SOURCE
-#include <pthread.h>
-#endif
-
-#include "cmdlib.h"
-#include "mathlib.h"
-#include "inout.h"
-#include "her2_threads.h"
-
-#define MAX_THREADS 64
-
-int dispatch;
-int workcount;
-int oldf;
-qboolean pacifier;
-
-qboolean threaded;
-
-/*
-=============
-GetThreadWork
-
-=============
-*/
-int GetThreadWork (void)
-{
- int r;
- int f;
-
- ThreadLock ();
-
- if (dispatch == workcount)
- {
- ThreadUnlock ();
- return -1;
- }
-
- f = 10*dispatch / workcount;
- if (f != oldf)
- {
- oldf = f;
- if (pacifier)
- {
- Sys_Printf ("%i...", f);
- fflush( stdout ); /* ydnar */
- }
- }
-
- r = dispatch;
- dispatch++;
- ThreadUnlock ();
-
- return r;
-}
-
-
-void (*workfunction) (int);
-
-void ThreadWorkerFunction (int threadnum)
-{
- int work;
-
- while (1)
- {
- work = GetThreadWork ();
- if (work == -1)
- break;
-//Sys_Printf ("thread %i, work %i\n", threadnum, work);
- workfunction(work);
- }
-}
-
-void RunThreadsOnIndividual (int workcnt, qboolean showpacifier, void(*func)(int))
-{
- if (numthreads == -1)
- ThreadSetDefault ();
- workfunction = func;
- RunThreadsOn (workcnt, showpacifier, ThreadWorkerFunction);
-}
-
-
-/*
-===================================================================
-
-WIN32
-
-===================================================================
-*/
-#ifdef WIN32
-
-#define USED
-
-#include <windows.h>
-
-int numthreads = -1;
-CRITICAL_SECTION crit;
-static int enter;
-
-void ThreadSetDefault (void)
-{
- SYSTEM_INFO info;
-
- if (numthreads == -1) // not set manually
- {
- GetSystemInfo (&info);
- numthreads = info.dwNumberOfProcessors;
- if (numthreads < 1 || numthreads > 32)
- numthreads = 1;
- }
-
- Sys_Printf ("%i threads\n", numthreads);
-}
-
-
-void ThreadLock (void)
-{
- if (!threaded)
- return;
- EnterCriticalSection (&crit);
- if (enter)
- Error ("Recursive ThreadLock\n");
- enter = 1;
-}
-
-void ThreadUnlock (void)
-{
- if (!threaded)
- return;
- if (!enter)
- Error ("ThreadUnlock without lock\n");
- enter = 0;
- LeaveCriticalSection (&crit);
-}
-
-/*
-=============
-RunThreadsOn
-=============
-*/
-void RunThreadsOn (int workcnt, qboolean showpacifier, void(*func)(int))
-{
- int threadid[MAX_THREADS];
- HANDLE threadhandle[MAX_THREADS];
- int i;
- int start, end;
-
- start = I_FloatTime ();
- dispatch = 0;
- workcount = workcnt;
- oldf = -1;
- pacifier = showpacifier;
- threaded = true;
-
- //
- // run threads in parallel
- //
- InitializeCriticalSection (&crit);
-
- if (numthreads == 1)
- { // use same thread
- func (0);
- }
- else
- {
- for (i=0 ; i<numthreads ; i++)
- {
- threadhandle[i] = CreateThread(
- NULL, // LPSECURITY_ATTRIBUTES lpsa,
- //0, // DWORD cbStack,
-
- /* ydnar: cranking stack size to eliminate radiosity crash with 1MB stack on win32 */
- (4096 * 1024),
-
- (LPTHREAD_START_ROUTINE)func, // LPTHREAD_START_ROUTINE lpStartAddr,
- (LPVOID)i, // LPVOID lpvThreadParm,
- 0, // DWORD fdwCreate,
- &threadid[i]);
- }
-
- for (i=0 ; i<numthreads ; i++)
- WaitForSingleObject (threadhandle[i], INFINITE);
- }
- DeleteCriticalSection (&crit);
-
- threaded = false;
- end = I_FloatTime ();
- if (pacifier)
- Sys_Printf (" (%i)\n", end-start);
-}
-
-
-#endif
-
-/*
-===================================================================
-
-OSF1
-
-===================================================================
-*/
-
-#ifdef __osf__
-#define USED
-
-int numthreads = 4;
-
-void ThreadSetDefault (void)
-{
- if (numthreads == -1) // not set manually
- {
- numthreads = 4;
- }
-}
-
-
-#include <pthread.h>
-
-pthread_mutex_t *my_mutex;
-
-void ThreadLock (void)
-{
- if (my_mutex)
- pthread_mutex_lock (my_mutex);
-}
-
-void ThreadUnlock (void)
-{
- if (my_mutex)
- pthread_mutex_unlock (my_mutex);
-}
-
-
-/*
-=============
-RunThreadsOn
-=============
-*/
-void RunThreadsOn (int workcnt, qboolean showpacifier, void(*func)(int))
-{
- int i;
- pthread_t work_threads[MAX_THREADS];
- pthread_addr_t status;
- pthread_attr_t attrib;
- pthread_mutexattr_t mattrib;
- int start, end;
-
- start = I_FloatTime ();
- dispatch = 0;
- workcount = workcnt;
- oldf = -1;
- pacifier = showpacifier;
- threaded = true;
-
- if (pacifier)
- setbuf (stdout, NULL);
-
- if (!my_mutex)
- {
- my_mutex = safe_malloc (sizeof(*my_mutex));
- if (pthread_mutexattr_create (&mattrib) == -1)
- Error ("pthread_mutex_attr_create failed");
- if (pthread_mutexattr_setkind_np (&mattrib, MUTEX_FAST_NP) == -1)
- Error ("pthread_mutexattr_setkind_np failed");
- if (pthread_mutex_init (my_mutex, mattrib) == -1)
- Error ("pthread_mutex_init failed");
- }
-
- if (pthread_attr_create (&attrib) == -1)
- Error ("pthread_attr_create failed");
- if (pthread_attr_setstacksize (&attrib, 0x100000) == -1)
- Error ("pthread_attr_setstacksize failed");
-
- for (i=0 ; i<numthreads ; i++)
- {
- if (pthread_create(&work_threads[i], attrib
- , (pthread_startroutine_t)func, (pthread_addr_t)i) == -1)
- Error ("pthread_create failed");
- }
-
- for (i=0 ; i<numthreads ; i++)
- {
- if (pthread_join (work_threads[i], &status) == -1)
- Error ("pthread_join failed");
- }
-
- threaded = false;
-
- end = I_FloatTime ();
- if (pacifier)
- Sys_Printf (" (%i)\n", end-start);
-}
-
-
-#endif
-
-/*
-===================================================================
-
-IRIX
-
-===================================================================
-*/
-
-#ifdef _MIPS_ISA
-#define USED
-
-#include <task.h>
-#include <abi_mutex.h>
-#include <sys/types.h>
-#include <sys/prctl.h>
-
-
-int numthreads = -1;
-abilock_t lck;
-
-void ThreadSetDefault (void)
-{
- if (numthreads == -1)
- numthreads = prctl(PR_MAXPPROCS);
- Sys_Printf ("%i threads\n", numthreads);
- usconfig (CONF_INITUSERS, numthreads);
-}
-
-
-void ThreadLock (void)
-{
- spin_lock (&lck);
-}
-
-void ThreadUnlock (void)
-{
- release_lock (&lck);
-}
-
-
-/*
-=============
-RunThreadsOn
-=============
-*/
-void RunThreadsOn (int workcnt, qboolean showpacifier, void(*func)(int))
-{
- int i;
- int pid[MAX_THREADS];
- int start, end;
-
- start = I_FloatTime ();
- dispatch = 0;
- workcount = workcnt;
- oldf = -1;
- pacifier = showpacifier;
- threaded = true;
-
- if (pacifier)
- setbuf (stdout, NULL);
-
- init_lock (&lck);
-
- for (i=0 ; i<numthreads-1 ; i++)
- {
- pid[i] = sprocsp ( (void (*)(void *, size_t))func, PR_SALL, (void *)i
- , NULL, 0x200000); // 2 meg stacks
- if (pid[i] == -1)
- {
- perror ("sproc");
- Error ("sproc failed");
- }
- }
-
- func(i);
-
- for (i=0 ; i<numthreads-1 ; i++)
- wait (NULL);
-
- threaded = false;
-
- end = I_FloatTime ();
- if (pacifier)
- Sys_Printf (" (%i)\n", end-start);
-}
-
-
-#endif
-
-
-/*
-=======================================================================
-
- Linux pthreads
-
-=======================================================================
-*/
-
-#ifdef __linux__
-#define USED
-
-int numthreads = 4;
-
-void ThreadSetDefault (void)
-{
- if (numthreads == -1) // not set manually
- {
- /* default to one thread, only multi-thread when specifically told to */
- numthreads = 1;
- }
- if(numthreads > 1)
- Sys_Printf("threads: %d\n", numthreads);
-}
-
-#include <pthread.h>
-
-typedef struct pt_mutex_s
-{
- pthread_t *owner;
- pthread_mutex_t a_mutex;
- pthread_cond_t cond;
- unsigned int lock;
-} pt_mutex_t;
-
-pt_mutex_t global_lock;
-
-void ThreadLock(void)
-{
- pt_mutex_t *pt_mutex = &global_lock;
-
- if(!threaded)
- return;
-
- pthread_mutex_lock(&pt_mutex->a_mutex);
- if(pthread_equal(pthread_self(), (pthread_t)&pt_mutex->owner))
- pt_mutex->lock++;
- else
- {
- if((!pt_mutex->owner) && (pt_mutex->lock == 0))
- {
- pt_mutex->owner = (pthread_t *)pthread_self();
- pt_mutex->lock = 1;
- }
- else
- {
- while(1)
- {
- pthread_cond_wait(&pt_mutex->cond, &pt_mutex->a_mutex);
- if((!pt_mutex->owner) && (pt_mutex->lock == 0))
- {
- pt_mutex->owner = (pthread_t *)pthread_self();
- pt_mutex->lock = 1;
- break;
- }
- }
- }
- }
- pthread_mutex_unlock(&pt_mutex->a_mutex);
-}
-
-void ThreadUnlock(void)
-{
- pt_mutex_t *pt_mutex = &global_lock;
-
- if(!threaded)
- return;
-
- pthread_mutex_lock(&pt_mutex->a_mutex);
- pt_mutex->lock--;
-
- if(pt_mutex->lock == 0)
- {
- pt_mutex->owner = NULL;
- pthread_cond_signal(&pt_mutex->cond);
- }
-
- pthread_mutex_unlock(&pt_mutex->a_mutex);
-}
-
-void recursive_mutex_init(pthread_mutexattr_t attribs)
-{
- pt_mutex_t *pt_mutex = &global_lock;
-
- pt_mutex->owner = NULL;
- if(pthread_mutex_init(&pt_mutex->a_mutex, &attribs) != 0)
- Error("pthread_mutex_init failed\n");
- if(pthread_cond_init(&pt_mutex->cond, NULL) != 0)
- Error("pthread_cond_init failed\n");
-
- pt_mutex->lock = 0;
-}
-
-/*
-=============
-RunThreadsOn
-=============
-*/
-void RunThreadsOn (int workcnt, qboolean showpacifier, void(*func)(int))
-{
- pthread_mutexattr_t mattrib;
- pthread_t work_threads[MAX_THREADS];
-
- int start, end;
- int i=0, status=0;
-
- start = I_FloatTime ();
- pacifier = showpacifier;
-
- dispatch = 0;
- oldf = -1;
- workcount = workcnt;
-
- if(numthreads == 1)
- func(0);
- else
- {
- threaded = true;
-
- if(pacifier)
- setbuf(stdout, NULL);
-
- if(pthread_mutexattr_init(&mattrib) != 0)
- Error("pthread_mutexattr_init failed");
-#if __GLIBC_MINOR__ == 1
- if (pthread_mutexattr_settype(&mattrib, PTHREAD_MUTEX_FAST_NP) != 0)
-#else
- if (pthread_mutexattr_settype(&mattrib, PTHREAD_MUTEX_ADAPTIVE_NP) != 0)
-#endif
- Error ("pthread_mutexattr_settype failed");
- recursive_mutex_init(mattrib);
-
- for (i=0 ; i<numthreads ; i++)
- {
- /* Default pthread attributes: joinable & non-realtime scheduling */
- if(pthread_create(&work_threads[i], NULL, (void*)func, (void*)i) != 0)
- Error("pthread_create failed");
- }
- for (i=0 ; i<numthreads ; i++)
- {
- if(pthread_join(work_threads[i], (void **)&status) != 0)
- Error("pthread_join failed");
- }
- pthread_mutexattr_destroy(&mattrib);
- threaded = false;
- }
-
- end = I_FloatTime ();
- if (pacifier)
- Sys_Printf (" (%i)\n", end-start);
-}
-#endif // ifdef __linux__
-
-
-/*
-=======================================================================
-
- SINGLE THREAD
-
-=======================================================================
-*/
-
-#ifndef USED
-
-int numthreads = 1;
-
-void ThreadSetDefault (void)
-{
- numthreads = 1;
-}
-
-void ThreadLock (void)
-{
-}
-
-void ThreadUnlock (void)
-{
-}
-
-/*
-=============
-RunThreadsOn
-=============
-*/
-void RunThreadsOn (int workcnt, qboolean showpacifier, void(*func)(int))
-{
- int i;
- int start, end;
-
- dispatch = 0;
- workcount = workcnt;
- oldf = -1;
- pacifier = showpacifier;
- start = I_FloatTime ();
- func(0);
-
- end = I_FloatTime ();
- if (pacifier)
- Sys_Printf (" (%i)\n", end-start);
-}
-
-#endif
projects / voretournament / voretournament.git / blobdiff