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Diffstat (limited to 'sys/imio/tf/impakx.x')
| -rw-r--r-- | sys/imio/tf/impakx.x | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/sys/imio/tf/impakx.x b/sys/imio/tf/impakx.x new file mode 100644 index 00000000..1bfcffb9 --- /dev/null +++ b/sys/imio/tf/impakx.x @@ -0,0 +1,46 @@ +# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc. + +# IMPAK? -- Convert an array of pixels of a specific datatype to the +# datatype given as the final argument. + +procedure impakx (a, b, npix, dtype) + +complex a[npix] +int b[npix], npix, dtype + +pointer bp + +begin + switch (dtype) { + case TY_USHORT: + call achtxu (a, b, npix) + case TY_SHORT: + call achtxs (a, b, npix) + case TY_INT: + if (SZ_INT == SZ_INT32) + call achtxi (a, b, npix) + else { + call malloc (bp, npix, TY_INT) + call achtxi (a, Memi[bp], npix) + call ipak32 (Memi[bp], b, npix) + call mfree (bp, TY_INT) + } + case TY_LONG: + if (SZ_INT == SZ_INT32) + call achtxl (a, b, npix) + else { + call malloc (bp, npix, TY_LONG) + call achtxl (a, Meml[bp], npix) + call ipak32 (Meml[bp], b, npix) + call mfree (bp, TY_LONG) + } + case TY_REAL: + call achtxr (a, b, npix) + case TY_DOUBLE: + call achtxd (a, b, npix) + case TY_COMPLEX: + call achtxx (a, b, npix) + default: + call error (1, "Unknown datatype in imagefile") + } +end |