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#ifndef POLYSETEVALUATOR_H_
#define POLYSETEVALUATOR_H_
#include "myqhash.h"
#include "node.h"
#include "Tree.h"
#include <QCache>
#include "memory.h"
class PolySetEvaluator
{
public:
PolySetEvaluator(const Tree &tree) : tree(tree) {}
virtual ~PolySetEvaluator() {}
const Tree &getTree() const { return this->tree; }
virtual shared_ptr<PolySet> getPolySet(const class AbstractNode &, bool cache);
virtual PolySet *evaluatePolySet(const class ProjectionNode &) { return NULL; }
virtual PolySet *evaluatePolySet(const class DxfLinearExtrudeNode &) { return NULL; }
virtual PolySet *evaluatePolySet(const class DxfRotateExtrudeNode &) { return NULL; }
virtual PolySet *evaluatePolySet(const class CgaladvNode &) { return NULL; }
virtual PolySet *evaluatePolySet(const class RenderNode &) { return NULL; }
static void clearCache() {
cache.clear();
}
void printCache();
protected:
struct cache_entry {
shared_ptr<class PolySet> ps;
QString msg;
cache_entry(const shared_ptr<PolySet> &ps);
~cache_entry() { }
};
static QCache<std::string, cache_entry> cache;
private:
const Tree &tree;
};
#endif
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