mirror of
https://github.com/CloudCompare/PoissonRecon.git
synced 2026-08-30 00:50:28 +08:00
mkazhdan
166 lines
4.1 KiB
C++
166 lines
4.1 KiB
C++
/*
|
|
Copyright (c) 2006, Michael Kazhdan and Matthew Bolitho
|
|
All rights reserved.
|
|
|
|
Redistribution and use in source and binary forms, with or without modification,
|
|
are permitted provided that the following conditions are met:
|
|
|
|
Redistributions of source code must retain the above copyright notice, this list of
|
|
conditions and the following disclaimer. Redistributions in binary form must reproduce
|
|
the above copyright notice, this list of conditions and the following disclaimer
|
|
in the documentation and/or other materials provided with the distribution.
|
|
|
|
Neither the name of the Johns Hopkins University nor the names of its contributors
|
|
may be used to endorse or promote products derived from this software without specific
|
|
prior written permission.
|
|
|
|
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
|
|
EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO THE IMPLIED WARRANTIES
|
|
OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
|
|
SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|
INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
|
|
TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
|
|
BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
|
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
|
|
ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
|
|
DAMAGE.
|
|
*/
|
|
|
|
#ifndef MEMORY_USAGE_INCLUDED
|
|
#define MEMORY_USAGE_INCLUDED
|
|
|
|
#if defined( _WIN32 ) || defined( _WIN64 )
|
|
|
|
#include <Windows.h>
|
|
struct MemoryInfo
|
|
{
|
|
static size_t Usage( void )
|
|
{
|
|
HANDLE h = GetCurrentProcess();
|
|
PROCESS_MEMORY_COUNTERS pmc;
|
|
return GetProcessMemoryInfo( h , &pmc , sizeof(pmc) ) ? pmc.WorkingSetSize : 0;
|
|
}
|
|
};
|
|
|
|
#else // !_WIN32 && !_WIN64
|
|
|
|
#ifndef __APPLE__ // Linux variants
|
|
|
|
#include <sys/time.h>
|
|
#include <sys/resource.h>
|
|
|
|
class MemoryInfo
|
|
{
|
|
public:
|
|
static size_t Usage(void)
|
|
{
|
|
FILE* f = fopen("/proc/self/stat","rb");
|
|
|
|
int d;
|
|
long ld;
|
|
unsigned long lu;
|
|
unsigned long long llu;
|
|
char s[1024];
|
|
char c;
|
|
|
|
int pid;
|
|
unsigned long vm;
|
|
|
|
int n = fscanf(f, "%d %s %c %d %d %d %d %d %lu %lu %lu %lu %lu %lu %lu %ld %ld %ld %ld %d %ld %llu %lu %ld %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %d %d %lu %lu"
|
|
,&pid ,s ,&c ,&d ,&d ,&d ,&d ,&d ,&lu ,&lu ,&lu ,&lu ,&lu ,&lu ,&lu ,&ld ,&ld ,&ld ,&ld ,&d ,&ld ,&llu ,&vm ,&ld ,&lu ,&lu ,&lu ,&lu ,&lu ,&lu ,&lu ,&lu ,&lu ,&lu ,&lu ,&lu ,&lu ,&d ,&d ,&lu ,&lu );
|
|
|
|
fclose(f);
|
|
/*
|
|
pid %d
|
|
comm %s
|
|
state %c
|
|
ppid %d
|
|
pgrp %d
|
|
session %d
|
|
tty_nr %d
|
|
tpgid %d
|
|
flags %lu
|
|
minflt %lu
|
|
cminflt %lu
|
|
majflt %lu
|
|
cmajflt %lu
|
|
utime %lu
|
|
stime %lu
|
|
cutime %ld
|
|
cstime %ld
|
|
priority %ld
|
|
nice %ld
|
|
0 %ld
|
|
itrealvalue %ld
|
|
starttime %lu
|
|
vsize %lu
|
|
rss %ld
|
|
rlim %lu
|
|
startcode %lu
|
|
endcode %lu
|
|
startstack %lu
|
|
kstkesp %lu
|
|
kstkeip %lu
|
|
signal %lu
|
|
blocked %lu
|
|
sigignore %lu
|
|
sigcatch %lu
|
|
wchan %lu
|
|
nswap %lu
|
|
cnswap %lu
|
|
exit_signal %d
|
|
processor %d
|
|
rt_priority %lu (since kernel 2.5.19)
|
|
policy %lu (since kernel 2.5.19)
|
|
*/
|
|
return vm;
|
|
}
|
|
|
|
};
|
|
#else // __APPLE__: has no "/proc" pseudo-file system
|
|
|
|
// Thanks to David O'Gwynn for providing this fix.
|
|
// This comes from a post by Michael Knight:
|
|
//
|
|
// http://miknight.blogspot.com/2005/11/resident-set-size-in-mac-os-x.html
|
|
|
|
#include <unistd.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <sys/types.h>
|
|
#include <sys/sysctl.h>
|
|
#include <mach/task.h>
|
|
#include <mach/mach_init.h>
|
|
|
|
void getres(task_t task, unsigned long *rss, unsigned long *vs)
|
|
{
|
|
struct task_basic_info t_info;
|
|
mach_msg_type_number_t t_info_count = TASK_BASIC_INFO_COUNT;
|
|
|
|
task_info(task, TASK_BASIC_INFO, (task_info_t)&t_info, &t_info_count);
|
|
*rss = t_info.resident_size;
|
|
*vs = t_info.virtual_size;
|
|
}
|
|
|
|
class MemoryInfo
|
|
{
|
|
public:
|
|
static size_t Usage(void)
|
|
{
|
|
unsigned long rss, vs, psize;
|
|
task_t task = MACH_PORT_NULL;
|
|
|
|
if (task_for_pid(current_task(), getpid(), &task) != KERN_SUCCESS)
|
|
abort();
|
|
getres(task, &rss, &vs);
|
|
return rss;
|
|
}
|
|
|
|
};
|
|
|
|
#endif // !__APPLE__
|
|
|
|
#endif // _WIN32 || _WIN64
|
|
|
|
#endif // MEMORY_USAGE_INCLUDE
|