vcglib/apps/nexus/preload.cpp

33 lines
758 B
C++

#include "preload.h"
#include "nexusmt.h"
#include <iostream>
using namespace std;
using namespace nxs;
void Preload::execute() {
assert(mt);
while(!get_signaled()) {
trigger.wait();
lock.enter();
while(!queue.size()) {
trigger.reset();
lock.leave();
trigger.wait();
lock.enter();
}
//TODO check we are not loading too much memory!
assert(queue.size());
Item &item = queue.back();
if(item.error == 0 || mt->CanAdd(item)) {
//we cannot flush since we are not in the openGL thread
//and flushing includes VBO buffer flushing also.
mt->GetPatch(item.id, item.error, false);
queue.pop_back();
} else
queue.clear();
lock.leave();
}
}