- Timestamp:
- 07/12/06 11:52:09 (18 years ago)
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trunk/SRC/Documentation/idldoc_html_output/Interpolation/inquad.html
r121 r138 328 328 table.variables td.image { width: 64px; } 329 329 330 div#file_comments { 330 div#file_comments { white-space: pre; 331 331 margin: 2em; 332 332 font-size: 80%; … … 696 696 </div> 697 697 698 <div id="file_comments"> to find if an (x,y) point is in a quadrilateral (x1,x2,x3,x4) 698 <div id="file_comments"> 699 to find if an (x,y) point is in a quadrilateral (x1,x2,x3,x4) 699 700 </div> 700 701 … … 720 721 <div class="comments"></div> 721 722 722 <h3>Return value</h3><div class=" value">723 724 725 723 <h3>Return value</h3><div class="preformat"> 724 a n element vector. Where n is the number of elements of 725 x. res[i]=j means that the point number i is located in the 726 quadrilateral number j with (0 <= j <= n_elements(x0)-1) 726 727 </div> 727 728 … … 755 756 756 757 <div class="comments"> 757 the coordinates of the point we want to know where it is.758 Must be a scalar if /onsphere activated else can be scalar or array.758 the coordinates of the point we want to know where it is. 759 Must be a scalar if /ONSPHERE activated else can be scalar or array. 759 760 </div> 760 761 … … 862 863 863 864 <div class="comments"> 864 the coordinates of the quadrilateral given in the CLOCKWISE order.865 865 the coordinates of the quadrilateral given in the CLOCKWISE order. 866 Scalar or array. 866 867 </div> 867 868 … … 884 885 </h4> 885 886 886 <div class="comments"> to specify that the quadilateral are on a sphere and 887 that teir coordinates are longitude-latitude coordinates. In this 888 case, est-west periodicity, poles singularity and other pbs 889 related to longitude-latitude coordinates are managed 890 automatically. 887 <div class="comments"> 888 to specify that the quadilateral are on a sphere and 889 that teir coordinates are longitude-latitude coordinates. In this 890 case, est-west periodicity, poles singularity and other pbs 891 related to longitude-latitude coordinates are managed 892 automatically. 891 893 </div> 892 894 … … 902 904 </h4> 903 905 904 <div class="comments"> use double precision to perform the computation 906 <div class="comments"> 907 use double precision to perform the computation 905 908 </div> 906 909 … … 918 921 <div class="comments"> 919 922 the zoom (circle centred on the (x,y) with a radius of 920 921 922 when /onsphere is activated.923 4 seems to be the minimum which can be used.924 925 923 zoomradius degree where we look for the the quadrilateral which 924 contains the (x,y) point) used for the satellite projection 925 when /ONSPHERE is activated. 926 4 seems to be the minimum which can be used. 927 Can be increase if the cell size is larger than 5 degrees. 928 </div> 926 929 927 930 <h4 id="_inquad_keyword_NOPRINT">NOPRINT … … 936 939 </h4> 937 940 938 <div class="comments"> to suppress the print messages. 941 <div class="comments"> 942 to suppress the print messages. 939 943 </div> 940 944 … … 955 959 956 960 957 <h3>Examples</h3><div class=" value">961 <h3>Examples</h3><div class="preformat"> 958 962 959 963 IDL> x = 1.*[1, 2, 6, 7, 3] … … 972 976 IDL> print, inquad(x, y, x1, y1, x2, y2, x3, y3, x4, y4) 973 977 974 978 On a sphere see clickincell.pro... 975 979 </div> 976 980 <h3>Version history</h3> 977 981 978 <h4>Version</h4><div class=" value"> $Id: inquad.pro 118 2006-06-27 15:47:06Z pinsard $979 </div> 980 <h4>History</h4><div class=" value">982 <h4>Version</h4><div class="preformat"> $Id: inquad.pro 136 2006-07-10 15:20:19Z pinsard $ 983 </div> 984 <h4>History</h4><div class="preformat"> 981 985 Sebastien Masson (smasson@lodyc.jussieu.fr) 982 986 August 2003 983 Based on Convert_clic_ij.pro written by Gurvan Madec 987 Based on Convert_clic_ij.pro written by Gurvan Madec 984 988 </div> 985 989 … … 989 993 990 994 991 <h4>Restrictions</h4><div class="value"> I think degenerated quadrilateral (e.g. flat of 992 twisted) is not work. This has to be tested. 995 <h4>Restrictions</h4><div class="preformat"> 996 I think degenerated quadrilateral (e.g. flat of twisted) is not work. 997 This has to be tested. 993 998 </div> 994 999
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