openscad/src/GeometryCache.cc

56 lines
1.5 KiB
C++

#include "GeometryCache.h"
#include "printutils.h"
#include "Geometry.h"
#ifdef DEBUG
#ifndef ENABLE_CGAL
#define ENABLE_CGAL
#endif
#include "CGAL_Nef_polyhedron.h"
#endif
GeometryCache *GeometryCache::inst = NULL;
shared_ptr<const Geometry> GeometryCache::get(const std::string &id) const
{
const shared_ptr<const Geometry> &geom = this->cache[id]->geom;
#ifdef DEBUG
PRINTDB("Geometry Cache hit: %s (%d bytes)", id.substr(0, 40) % (geom ? geom->memsize() : 0));
#endif
return geom;
}
bool GeometryCache::insert(const std::string &id, const shared_ptr<const Geometry> &geom)
{
bool inserted = this->cache.insert(id, new cache_entry(geom), geom ? geom->memsize() : 0);
#ifdef DEBUG
assert(!dynamic_cast<const CGAL_Nef_polyhedron*>(geom.get()));
if (inserted) PRINTDB("Geometry Cache insert: %s (%d bytes)",
id.substr(0, 40) % (geom ? geom->memsize() : 0));
else PRINTDB("Geometry Cache insert failed: %s (%d bytes)",
id.substr(0, 40) % (geom ? geom->memsize() : 0));
#endif
return inserted;
}
size_t GeometryCache::maxSize() const
{
return this->cache.maxCost();
}
void GeometryCache::setMaxSize(size_t limit)
{
this->cache.setMaxCost(limit);
}
void GeometryCache::print()
{
PRINTB("Geometries in cache: %d", this->cache.size());
PRINTB("Geometry cache size in bytes: %d", this->cache.totalCost());
}
GeometryCache::cache_entry::cache_entry(const shared_ptr<const Geometry> &geom)
: geom(geom)
{
if (print_messages_stack.size() > 0) this->msg = print_messages_stack.back();
}