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lineclip.cpp File Reference

Floating point line clipping for cairo. More...

#include <stdlib.h>
#include <stdio.h>
#include <iostream>
#include <math.h>
#include <limits>
#include "lineclip.hpp"
#include "error.hpp"

Macros

#define OP_LINE   0
 
#define OP_MOVE   1
 
#define OP_NULL   2
 
#define AROUND_5(i, j)
 
#define AROUND_6(i, j)
 
#define AROUND_10(i, j)
 
#define AROUND_9(i, j)
 

Detailed Description

Floating point line clipping for cairo.

Macro Definition Documentation

◆ AROUND_10

#define AROUND_10 (   i,
 
)
Value:
( (((i)|(j)) == 10) || \
((i) == 8 && (j) == 6) || \
((i) == 6 && (j) == 8) || \
((i) == 9 && (j) == 2) || \
((i) == 2 && (j) == 9) )

◆ AROUND_5

#define AROUND_5 (   i,
 
)
Value:
( (((i)|(j)) == 5) || \
((i) == 9 && (j) == 4) || \
((i) == 4 && (j) == 9) || \
((i) == 6 && (j) == 1) || \
((i) == 1 && (j) == 6) )

◆ AROUND_6

#define AROUND_6 (   i,
 
)
Value:
( (((i)|(j)) == 6) || \
((i) == 5 && (j) == 2) || \
((i) == 2 && (j) == 5) || \
((i) == 10 && (j) == 4) || \
((i) == 4 && (j) == 10) )

◆ AROUND_9

#define AROUND_9 (   i,
 
)
Value:
( (((i)|(j)) == 9) || \
((i) == 10 && (j) == 1) || \
((i) == 1 && (j) == 10) || \
((i) == 5 && (j) == 8) || \
((i) == 8 && (j) == 5) )


Reference manual for Ion Beam Simulator 1.0.6dev
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