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Defines | |
| #define | FZERO(X, TOL) (fabs(X)<TOL) |
| #define | FEQUAL(X, Y, TOL) (fabs(X-Y)<TOL) |
Functions | |
| int | segment_intersection_2d_tol (double ax1, double ay1, double ax2, double ay2, double bx1, double by1, double bx2, double by2, double *x1, double *y1, double *x2, double *y2, double tol) |
| int | segment_intersection_2d (double ax1, double ay1, double ax2, double ay2, double bx1, double by1, double bx2, double by2, double *x1, double *y1, double *x2, double *y2) |
| int | almost_equal (double a, double b, int bits) |
Define Documentation
| #define FEQUAL | ( | X, | ||
| Y, | ||||
| TOL | ||||
| ) | (fabs(X-Y)<TOL) |
Definition at line 5 of file e_intersect.h.
Referenced by find_all_intersections(), and segment_intersection_2d_tol().
| #define FZERO | ( | X, | ||
| TOL | ||||
| ) | (fabs(X)<TOL) |
Definition at line 4 of file e_intersect.h.
Referenced by segment_intersection_2d_tol().
Function Documentation
| int almost_equal | ( | double | a, | |
| double | b, | |||
| int | bits | |||
| ) |
Definition at line 912 of file e_intersect.c.
References planar_graph::e, and N.
| int segment_intersection_2d | ( | double | ax1, | |
| double | ay1, | |||
| double | ax2, | |||
| double | ay2, | |||
| double | bx1, | |||
| double | by1, | |||
| double | bx2, | |||
| double | by2, | |||
| double * | x1, | |||
| double * | y1, | |||
| double * | x2, | |||
| double * | y2 | |||
| ) |
Definition at line 677 of file e_intersect.c.
References MAX, MIN, and SWAP.
Referenced by find_all_intersections().
