| safeng1122 |
2013-04-08 13:21 |
'判断点在区域内函数 xRB7lV* Function point_in(p1x As Single, p1y As Single, p2x As Single, p2y As Single, p3x As Single, p3y As Single, p4x As Single, p4y As Single, ppx As Single, ppy As Single) As Boolean OiF ]_" Dim aob, boc, cod, doa, sum As Single E^82==R If ppx = p1x And ppy = p1y Then 9':/Sab:7v point_in = True 3@'lIV
?,q Exit Function HGb.656r End If ;&q]X]bJ If ppx = p2x And ppy = p2y Then Z7oaQ\fR point_in = True &<@%{h@= Exit Function ]Cr]Pvab{ End If Bqp&2zg)@ If ppx = p3x And ppy = p3y Then @~hz_Nm@8 point_in = True Q<C@KBiVE Exit Function g*28L[Q~ End If "d2LyQy j37: aob = ff_angle(p1x, p1y, ppx, ppy, p2x, p2y) "!^c boc = ff_angle(p2x, p2y, ppx, ppy, p3x, p3y) [m
%W:Ez cod = ff_angle(p3x, p3y, ppx, ppy, p4x, p4y) ,;c{9H doa = ff_angle(p4x, p4y, ppx, ppy, p1x, p1y) (c< | |