Added a bunch of files synched with 0.8.42

This commit is contained in:
Don BURNS
2001-09-19 21:08:56 +00:00
parent fed86f3f03
commit e8f256a59d
446 changed files with 58397 additions and 10552 deletions

View File

@@ -1,15 +1,17 @@
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#ifndef macintosh
#include <sys/types.h>
#include <fcntl.h>
#endif
#include <osg/Timer>
using namespace osg;
#ifdef WIN32 // [
#ifdef WIN32 // [
#include <windows.h>
#include <winbase.h>
@@ -26,48 +28,71 @@ void Timer::init( void )
inited = 1;
}
Timer::Timer( void )
{
if( !inited ) init();
if( !inited ) init();
}
Timer::~Timer( void )
{
}
double Timer::delta_s( Timer_t t1, Timer_t t2 )
{
Timer_t delta = t2 - t1;
return (((double)delta/cpu_mhz)*1e-6);
}
double Timer::delta_m( Timer_t t1, Timer_t t2 )
{
Timer_t delta = t2 - t1;
return (((double)delta/cpu_mhz)*1e-3);
}
Timer_t Timer::delta_u( Timer_t t0, Timer_t t1 )
{
return (Timer_t)((double)(t1 - t0)/cpu_mhz);
}
Timer_t Timer::delta_n( Timer_t t0, Timer_t t1 )
{
return (Timer_t)((double)(t1 - t0) * 1e3/cpu_mhz);
}
#endif // ]
#endif // ]
#if defined(__linux) || defined(__FreeBSD__) // [
#ifdef __linux // [
#include <unistd.h>
#include <sys/mman.h>
# include <unistd.h>
# if defined(__linux)
# include <sys/mman.h>
# elif defined(__FreeBSD__)
# include <sys/types.h>
# include <sys/sysctl.h>
# endif
int Timer::inited = 0;
double Timer::cpu_mhz = 0.0;
void Timer::init( void )
{
# if defined(__FreeBSD__)
int cpuspeed;
size_t len;
len = sizeof(cpuspeed);
if (sysctlbyname("machdep.tsc_freq", &cpuspeed, &len, NULL, NULL) == -1) {
perror("sysctlbyname(machdep.tsc_freq)");
return;
}
cpu_mhz = cpuspeed / 1e6;
# elif defined(__linux)
char buff[128];
FILE *fp = fopen( "/proc/cpuinfo", "r" );
@@ -87,43 +112,48 @@ void Timer::init( void )
}
}
fclose( fp );
# endif
inited = 1;
}
Timer::Timer( void )
{
if( !inited ) init();
if( !inited ) init();
}
Timer::~Timer( void )
{
}
double Timer::delta_s( Timer_t t1, Timer_t t2 )
{
Timer_t delta = t2 - t1;
return ((double)delta/cpu_mhz*1e-6);
}
double Timer::delta_m( Timer_t t1, Timer_t t2 )
{
Timer_t delta = t2 - t1;
return ((double)delta/cpu_mhz*1e-3);
}
Timer_t Timer::delta_u( Timer_t t0, Timer_t t1 )
{
return (Timer_t)((double)(t1 - t0)/cpu_mhz);
}
Timer_t Timer::delta_n( Timer_t t0, Timer_t t1 )
{
return (Timer_t)((double)(t1 - t0) * 1e3/cpu_mhz);
}
#endif // ]
#ifdef __sgi // [
#endif // ]
#ifdef __sgi // [
#include <unistd.h>
#include <sys/syssgi.h>
@@ -132,7 +162,6 @@ Timer_t Timer::delta_n( Timer_t t0, Timer_t t1 )
unsigned long Timer::dummy = 0;
Timer::Timer( void )
{
__psunsigned_t phys_addr, raddr;
@@ -154,26 +183,66 @@ Timer::Timer( void )
return;
}
iotimer_addr = (volatile unsigned long *)mmap(
(void *)0L,
(size_t)poffmask,
(int)PROT_READ,
(int)MAP_PRIVATE, fd, (off_t)raddr);
(void *)0L,
(size_t)poffmask,
(int)PROT_READ,
(int)MAP_PRIVATE, fd, (off_t)raddr);
iotimer_addr = (unsigned long *)(
(__psunsigned_t)iotimer_addr + (phys_addr & poffmask)
);
(__psunsigned_t)iotimer_addr + (phys_addr & poffmask)
);
cycleCntrSize = syssgi( SGI_CYCLECNTR_SIZE );
if( cycleCntrSize > 32 )
if( cycleCntrSize > 32 )
++iotimer_addr;
clk = (unsigned long *)iotimer_addr;
}
Timer::~Timer( void )
{
}
double Timer::delta_s( Timer_t t1, Timer_t t2 )
{
Timer_t delta = t2 - t1;
return ((double)delta * microseconds_per_click*1e-6);
}
double Timer::delta_m( Timer_t t1, Timer_t t2 )
{
Timer_t delta = t2 - t1;
return ((double)delta * microseconds_per_click*1e-3);
}
Timer_t Timer::delta_u( Timer_t t1, Timer_t t2 )
{
Timer_t delta = t2 - t1;
return (Timer_t)((double)delta * microseconds_per_click);
}
Timer_t Timer::delta_n( Timer_t t1, Timer_t t2 )
{
unsigned long delta = t2 - t1;
return (Timer_t )((double)delta * nanoseconds_per_click);
}
#endif // ]
#ifdef macintosh // [
Timer::Timer( void )
{
microseconds_per_click = (1.0 / (double) CLOCKS_PER_SEC) * 1e6;
nanoseconds_per_click = (1.0 / (double) CLOCKS_PER_SEC) * 1e9;
}
Timer::~Timer( void )
{
}
@@ -201,5 +270,4 @@ Timer_t Timer::delta_n( Timer_t t1, Timer_t t2 )
unsigned long delta = t2 - t1;
return (Timer_t )((double)delta * nanoseconds_per_click);
}
#endif // ]
#endif // ]