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Kernel::CompareYAtX_2

A model for this must provide:

Comparison_result fo.operator() ( Kernel::Point_2 p, Kernel::Line_2 h)
compares the y-coordinates of p and the vertical projection of p on h, see (d) in the figure below.

Comparison_result fo.operator() ( Kernel::Point_2 p, Kernel::Line_2 h)
compares the y-coordinates of p and the vertical projection of p on h, see (d) in the figure below.

Comparison_result
fo.operator() ( Kernel::Point_2 p,
Kernel::Line_2 h1,
Kernel::Line_2 h2)
This function compares the y-coordinates of the vertical projection of p on h1 and on h2, see (e) in the figure below.

Comparison_result
fo.operator() ( Kernel::Line_2 l1,
Kernel::Line_2 l2,
Kernel::Line_2 h)
Let p be the intersection of lines l1 and l2. This function compares the y-coordinates of p and the vertical projection of p on h, see (f) in the figure below.

Comparison_result
fo.operator() ( Kernel::Line_2 l1,
Kernel::Line_2 l2,
Kernel::Line_2 h1,
Kernel::Line_2 h2)
Let p be the intersection of lines l1 and l2. This function compares the y-coordinates of the vertical projection of p on h1 and on h2, see (g) in the figure below.

Comparison of y at x

See Also

CGAL::compare_y_at_x


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www.cgal.org. Aug 13, 2001.