3DPrinting/PrusaSlicer-NonPlainar
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Minor fixes to parallelize code, cherry picked from @alexrj 5242b3e03ab2b195ba9c7c53fba705a8ed1c7abd

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This commit is contained in:
Alessandro Ranellucci 2016-11-27 15:25:22 +01:00 committed by bubnikv
parent 73ddd3b438
commit d628764da6
2 changed files with 9 additions and 3 deletions
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6
xs/src/libslic3r/PrintConfig.cpp
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@ -1292,7 +1292,11 @@ PrintConfigDef::PrintConfigDef()
def->readonly = true;
def->min = 1;
def->max = 16;
def->default_value = new ConfigOptionInt((boost::thread::hardware_concurrency() == 0) ? 2 : boost::thread::hardware_concurrency());
{
int threads = boost::thread::hardware_concurrency();
if (threads == 0) threads = 2;
def->default_value = new ConfigOptionInt(threads);
}
def = this->add("toolchange_gcode", coString);
def->label = "Tool change G-code";

4
xs/src/libslic3r/libslic3r.h
View File

@ -4,6 +4,7 @@
// this needs to be included early for MSVC (listing it in Build.PL is not enough)
#include <ostream>
#include <iostream>
#include <math.h>
#include <queue>
#include <sstream>
#include <cstdio>
@ -119,9 +120,10 @@ template <class T> void
parallelize(std::queue<T> queue, boost::function<void(T)> func,
int threads_count = boost::thread::hardware_concurrency())
{
if (threads_count == 0) threads_count = 2;
boost::mutex queue_mutex;
boost::thread_group workers;
for (int i = 0; i < threads_count; i++)
for (int i = 0; i < fminf(threads_count, queue.size()); i++)
workers.add_thread(new boost::thread(&_parallelize_do<T>, &queue, &queue_mutex, func));
workers.join_all();
}