pro SMEIremoteFOV__define

;+
; NAME:
;	SMEIremoteFOV__define
; PURPOSE:
;	Defines SMEIremoteFOV class structure
; CATEGORY:
;	SMEIremote
; CALLING SEQUENCE:
;	fov = obj_new('SMEIremoteFOV')
; INPUTS:
; OPTIONAL INPUT PARAMETERS:
; OUTPUTS:
; OPTIONAL OUTPUT PARAMETERS:
; INCLUDE:
	@compile_opt.pro		; On error, return to caller
; EXTERNAL:
; CALLS:
; SEE ALSO:
; SIDE EFFECTS:
; RESTRICTIONS:
; EXAMPLE:
; PROCEDURE:
; MODIFICATION HISTORY:
;	AUG-2002, Paul Hick (UCSD/CASS; pphick@ucsd.edu)
;-


struct = {SMEIremoteFOV,				$
	matrix		 : ptr_new(),			$	; This is a pointer to a 4D matrix (3D space + time)
	matrix_index : 0L,					$	; Time index into 3D matrix.
	matrix_extra : 0L,					$	; Interpolated matrix?
	matrixb		 : ptr_new(),			$	; This is a pointer to a 4D matrix (3D space + time)
	matrixb_index: 0L,					$	; Time index into 3D matrix.
	matrixb_extra: 0L,					$	; Interpolated matrix?
	matrix_rect	 : 0L,					$	; Set for rectangular matrix
	matrix_rEdge : dblarr(2),			$	; Inner and outer radius of data (AU)
	matrix_dR	 : 0d0,					$	; AU/grid spacing
	matrix_Origin: dblarr(3),			$	; Location of origin (grid spacings; only for rectangular data)
	matrix_lng0	 : ptr_new(),			$

	; Loc, Dir, and Tilt are all specified in spherical, heliographic coordinates (in radians)

	view_time	 : !TheTime ,			$	; Viewing time: structure
	view_loc	 : dblarr(3),			$	; Viewing location : lng, lat in radians; distance in AU
	view_dir	 : dblarr(2),			$	; Viewing direction: lng, lat in radians

	view_fov	 : dblarr(2),			$	; Angular half-width field of view (radians)
	view_tilt	 : 0d0,					$	; Field of view tilt angle (radians)

	view_ndim	 : lonarr(3),			$	; Dimensions of field of view cube
	view_eqtrans : 0L,					$
	view_stereo	 : 0L,					$

	; Add a number of fields to be used by other procedures.

	view_extent	 : dblarr(2),			$	; Minimum, maximum distance along line of sight
	view_elo	 : ptr_new() }


return  &  end