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#ifndef POLYSET_H_
#define POLYSET_H_
#include "system-gl.h"
#include "grid.h"
#include "linalg.h"
#include <vector>
#include <string>
class PolySet
{
public:
typedef std::vector<Vector3d> Polygon;
std::vector<Polygon> polygons;
std::vector<Polygon> borders;
Grid3d<void*> grid;
bool is2d;
int convexity;
PolySet();
~PolySet();
bool empty() const { return polygons.size() == 0; }
void append_poly();
void append_vertex(double x, double y, double z = 0.0);
void insert_vertex(double x, double y, double z = 0.0);
size_t memsize() const;
BoundingBox getBoundingBox() const;
#define CSGMODE_DIFFERENCE_FLAG 0x10
enum csgmode_e {
CSGMODE_NONE = 0x00,
CSGMODE_NORMAL = 0x01,
CSGMODE_DIFFERENCE = CSGMODE_NORMAL | CSGMODE_DIFFERENCE_FLAG,
CSGMODE_BACKGROUND = 0x02,
CSGMODE_BACKGROUND_DIFFERENCE = CSGMODE_BACKGROUND | CSGMODE_DIFFERENCE_FLAG,
CSGMODE_HIGHLIGHT = 0x03,
CSGMODE_HIGHLIGHT_DIFFERENCE = CSGMODE_HIGHLIGHT | CSGMODE_DIFFERENCE_FLAG
};
void render_surface(csgmode_e csgmode, const Transform3d &m, GLint *shaderinfo = NULL) const;
void render_edges(csgmode_e csgmode) const;
std::string dump() const;
};
#endif
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