| safeng1122 |
2013-04-08 13:21 |
'判断点在区域内函数 2f>G 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 (3a]#`Q Dim aob, boc, cod, doa, sum As Single lz=$Dz If ppx = p1x And ppy = p1y Then hG51jVYtw point_in = True g}
\$9 Exit Function Jm8{@D% End If g(Q)fw If ppx = p2x And ppy = p2y Then j#L"fW^GM point_in = True uqe{F+;8& Exit Function r+%:rFeX End If K8`Jl=}z%& If ppx = p3x And ppy = p3y Then u~SvR~OE point_in = True c1 aCN Exit Function xPMTmx?2 End If _2u RY ^ [FK<9 aob = ff_angle(p1x, p1y, ppx, ppy, p2x, p2y) z
H$^.1 boc = ff_angle(p2x, p2y, ppx, ppy, p3x, p3y) Mj&`Y
gW5a cod = ff_angle(p3x, p3y, ppx, ppy, p4x, p4y) "< | |