Initial commit. For older history, see project ben-scans.

http://projects.qi-hardware.com/index.php/p/ben-scans/

solidify/face.h

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+/*
+ * face.h - Data structure and handling of one face of a part
+ *
+ * Written 2010 by Werner Almesberger
+ * Copyright 2010 by Werner Almesberger
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+#ifndef FACE_H
+#define FACE_H
+
+#include "array.h"
+#include "matrix.h"
+
+
+struct face {
+	struct array *a;
+	double x_step, y_step, z_step;
+	int sx, sy;	/* size */
+	int cx, cy;	/* center */
+	int z_ref;
+	double fx, fy;	/* inclination factor */
+	struct matrix m;
+};
+
+
+static inline double face_z0(const struct face *f, int x, int y)
+{
+	return f->z_ref+f->fx*(x-f->sx/2)+f->fy*(y-f->sy/2);
+}
+
+
+struct face *read_face(const char *name);
+
+#endif /* !FACE_H */