1 files changed, 89 insertions, 0 deletions
diff --git a/src/polyset.h b/src/polyset.h
new file mode 100644
index 0000000..2196d1b
--- /dev/null
+++ b/src/polyset.h
@@ -0,0 +1,89 @@
+#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
+#ifdef ENABLE_CGAL
+#  include "cgal.h"
+#endif
+
+#include <QCache.h>
+
+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;
+
+#ifdef ENABLE_CGAL
+	CGAL_Nef_polyhedron render_cgal_nef_polyhedron() const;
+#endif
+
+	int refcount;
+	PolySet *link();
+	void unlink();
+};
+
+#endif