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33 lines
782 B
C
33 lines
782 B
C
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/*
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* overlap.h - Test for overlaps
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*
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* Written 2009 by Werner Almesberger
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* Copyright 2009 by Werner Almesberger
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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#ifndef OVERLAP_H
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#define OVERLAP_H
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#include "inst.h"
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/*
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* "inside" returns 1 if "a" is completely enclosed by "b". If "a" == "b",
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* that also counts as "a" being inside "b".
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*/
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int inside(const struct inst *a, const struct inst *b);
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/*
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* "overlap" returns 1 if "a" and "b" have at least one point in common.
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*/
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int overlap(const struct inst *a, const struct inst *b);
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#endif /* !OVERLAP_H */
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