openscad/src/PolySetRenderer.h

40 lines
849 B
C++

#ifndef POLYSETRENDERER_H_
#define POLYSETRENDERER_H_
#include "myqhash.h"
#include "node.h"
#include <QCache>
class PolySetRenderer
{
public:
enum RenderMode { RENDER_CGAL, RENDER_OPENCSG };
PolySetRenderer() : cache(100) {}
virtual ~PolySetRenderer() {}
virtual PolySet *renderPolySet(const class ProjectionNode &, AbstractPolyNode::render_mode_e) = 0;
virtual PolySet *renderPolySet(const class DxfLinearExtrudeNode &, AbstractPolyNode::render_mode_e) = 0;
virtual PolySet *renderPolySet(const class DxfRotateExtrudeNode &, AbstractPolyNode::render_mode_e) = 0;
void clearCache() {
this->cache.clear();
}
protected:
struct cache_entry {
class PolySet *ps;
QString msg;
cache_entry(PolySet *ps);
~cache_entry();
};
QCache<std::string, cache_entry> cache;
private:
static PolySetRenderer *global_renderer;
};
#endif