49 lines
837 B
C++
Executable File
49 lines
837 B
C++
Executable File
#include "global.h"
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namespace Flute {
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/*********************************************************************/
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/*
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Return the Manhattan distance between two points
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*/
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long dist(
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Point p,
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Point q
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)
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{
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long dx, dy;
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dx = (p.x) - (q.x);
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if( dx < 0 ) dx = -dx;
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dy = (p.y) - (q.y);
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if( dy < 0 ) dy = -dy;
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return dx + dy;
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}
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/*********************************************************************/
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/*
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Return the Manhattan distance between two points
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*/
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long dist2(
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Point* p,
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Point* q
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)
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{
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long dx, dy;
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dx = (p->x) - (q->x);
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if( dx < 0 ) dx = -dx;
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dy = (p->y) - (q->y);
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if( dy < 0 ) dy = -dy;
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return dx + dy;
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}
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/*********************************************************************/
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/*********************************************************************/
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} // Flute namespace.
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