mo_poly.f90 File Reference

Polygon calculations. More...

Go to the source code of this file.

Data Types
interface	mo_poly::areapoly
	Area of polygon. More...
interface	mo_poly::center_of_mass
	Center of mass of polygon. More...
interface	mo_poly::inpoly
	Determination point of polygon. More...
interface	mo_poly::orientpoly
	Check orientation of polygon. More...
interface	mo_poly::mod_pole
	Modify polygon so it covers pole correctly. More...
interface	mo_poly::mod_shift
	Shifts the (longitude) value 180 degrees. More...

Modules
module	mo_poly
	Polygon calculations.

Functions/Subroutines
real(sp) function	mo_poly::areapoly_sp (coord)
	Area of polygon.
real(sp) function, dimension(2)	mo_poly::center_of_mass_sp (coord)
	Center of mass of polygon.
subroutine	mo_poly::inpoly_sp (p, coord, erg)
	Determination point of polygon.
integer(i4) function	mo_poly::orientpoly_sp (coord)
	Check orientation of polygon.
real(sp) function, dimension(:,:), allocatable	mo_poly::mod_pole_sp (coord, meridian_arg)
	Modify polygon so it covers pole correctly.
elemental real(sp) function	mo_poly::mod_shift_sp (x_coord, meridian_arg)
	Shifts the (longitude) value 180 degrees.
real(dp) function	mo_poly::areapoly_dp (coord)
	Area of polygon.
real(dp) function, dimension(2)	mo_poly::center_of_mass_dp (coord)
	Center of mass of polygon.
subroutine	mo_poly::inpoly_dp (p, coord, erg)
	Determination point of polygon.
integer(i4) function	mo_poly::orientpoly_dp (coord)
	Check orientation of polygon.
real(dp) function, dimension(:,:), allocatable	mo_poly::mod_pole_dp (coord, meridian_arg)
	Modify polygon so it covers pole correctly.
elemental real(dp) function	mo_poly::mod_shift_dp (x_coord, meridian_arg)
	Shifts the (longitude) value 180 degrees.

Detailed Description

Polygon calculations.

This module determines wether a 2D point lies inside, outside, or on the vertice/edge of a 2D polygon and is part of the UFZ CHS Fortran library.

Changelog

• Juliane Mai, July 2012
  • written
• Maren Goehler, July 2012
  • area & center of mass

Author

Juliane Mai

Date

Jul 2012

Copyright

Copyright 2005-2024, the CHS Developers, Sabine Attinger: All rights reserved. FORCES is released under the LGPLv3+ license

The UFZ (CHS) FORCES code is free software. You can redistribute it and/or modify it under the terms of the GNU General Public License as published by the free Software Foundation either version 3 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You received a copy of the GNU Lesser General Public License along with the UFZ CHS FORCES code. It can be found in the files COPYING and COPYING.LESSER provided with this software. The complete GNU license text can also be found at http://www.gnu.org/licenses/.

Definition in file mo_poly.f90.