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#ifndef POLYSET_H_
#define POLYSET_H_
#ifdef ENABLE_OPENCSG
// this must be included before the GL headers
# include <GL/glew.h>
#endif
#include <qgl.h>
#include "grid.h"
#ifdef ENABLE_OPENCSG
# include <opencsg.h>
#endif
#include <QCache>
class PolySet
{
public:
struct Point {
double x, y, z;
Point() : x(0), y(0), z(0) { }
Point(double x, double y, double z) : x(x), y(y), z(z) { }
};
typedef QList<Point> Polygon;
QVector<Polygon> polygons;
QVector<Polygon> borders;
Grid3d<void*> grid;
bool is2d;
int convexity;
PolySet();
~PolySet();
void append_poly();
void append_vertex(double x, double y, double z);
void insert_vertex(double x, double y, double z);
void append_vertex(double x, double y) {
append_vertex(x, y, 0.0);
}
void insert_vertex(double x, double y) {
insert_vertex(x, y, 0.0);
}
enum colormode_e {
COLORMODE_NONE,
COLORMODE_MATERIAL,
COLORMODE_CUTOUT,
COLORMODE_HIGHLIGHT,
COLORMODE_BACKGROUND
};
enum csgmode_e {
CSGMODE_NONE,
CSGMODE_NORMAL = 1,
CSGMODE_DIFFERENCE = 2,
CSGMODE_BACKGROUND = 11,
CSGMODE_BACKGROUND_DIFFERENCE = 12,
CSGMODE_HIGHLIGHT = 21,
CSGMODE_HIGHLIGHT_DIFFERENCE = 22
};
struct ps_cache_entry {
PolySet *ps;
QString msg;
ps_cache_entry(PolySet *ps);
~ps_cache_entry();
};
static QCache<QString,ps_cache_entry> ps_cache;
void render_surface(colormode_e colormode, csgmode_e csgmode, double *m, GLint *shaderinfo = NULL) const;
void render_edges(colormode_e colormode, csgmode_e csgmode) const;
int refcount;
PolySet *link();
void unlink();
};
#endif
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