Changeset 231 for trunk/SRC/Interpolation/quadrilateral2square.pro
- Timestamp:
- 03/19/07 18:15:51 (17 years ago)
- File:
-
- 1 edited
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trunk/SRC/Interpolation/quadrilateral2square.pro
r163 r231 8 8 ; (x2,y2) -> (1,1) 9 9 ; (x3,y3) -> (0,1) 10 ; This is the inverse function of square2quadrilateral.pro 10 ; This is the inverse function of <pro>square2quadrilateral</pro>. 11 ; 11 12 ; The mapping is done using perspective transformation which preserve 12 13 ; lines in all orientations and permit quadrilateral to quadrilateral 13 14 ; mappings. see ref. bellow. 14 15 ; 15 ; @categories 16 ; @categories 16 17 ; Picture, Grid 17 18 ; … … 70 71 ; 71 72 ; 72 ; @version $Id$ 73 ; @version 74 ; $Id$ 73 75 ; 74 76 ;- 75 ;------------------------------------------------------------ 76 ;------------------------------------------------------------ 77 ;------------------------------------------------------------ 77 ; 78 78 FUNCTION quadrilateral2square, x0in, y0in, x1in, y1in, x2in, y2in, x3in, y3in, xxin, yyin, PERF = perf 79 ;80 79 ; 81 80 compile_opt idl2, strictarrsubs
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