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diff --git a/math/iminterp/doc/msisqgrl.hlp b/math/iminterp/doc/msisqgrl.hlp new file mode 100644 index 00000000..fc49514d --- /dev/null +++ b/math/iminterp/doc/msisqgrl.hlp @@ -0,0 +1,38 @@ +.help msisqgrl Dec98 "Image Interpolation Package" +.ih +NAME +msisqgrl -- integrate the interpolant over a rectangular region +.ih +SYNOPSIS +y = msisqgrl (msi, x1, x2, y1, y2) + +.nf + pointer msi #I interpolant descriptor + real x1 #I lower x limit, 1 <= x1 <= nxpix + real x2 #I upper x limit, 1 <= x2 <= nxpix + real y1 #I lower y limit, 1 <= y1 <= nypix + real y2 #I upper y limit, 1 <= y2 <= nypix +.fi +.ih +ARGUMENTS +.ls msi +Pointer to the sequential interpolant descriptor structure. +.le +.ls x1, x2 +The x limits of integration +.le +.ls y1, y2 +The y limits of integration. +.le +.ih +DESCRIPTION +MSISQGRL integrates the interpolant exactly for rectangular domains +of integration, including partial pixel regions. +.ih +NOTES +Checking for out of bound integration regimes is the responsibility of +the user. MSIFIT must be called before using MSISQGRL. +.ih +SEE ALSO +msigrl +.endhelp |