From c6dee909e8a50cd28d2e514ab6f5ca90eb7afbc9 Mon Sep 17 00:00:00 2001
From: tth <sigfood@dinorama.fr>
Date: Sat, 25 Jul 2020 04:26:06 +0200
Subject: [PATCH] less code, less bug ?

---
 funcs/fimg-fits.c | 18 +++++++++++-------
 1 file changed, 11 insertions(+), 7 deletions(-)

diff --git a/funcs/fimg-fits.c b/funcs/fimg-fits.c
index aa8d754..64e46bf 100644
--- a/funcs/fimg-fits.c
+++ b/funcs/fimg-fits.c
@@ -1,6 +1,9 @@
 /*
  *		FLOATIMG
  *	import/export to/from FITS files 
+
+   https://heasarc.gsfc.nasa.gov/docs/software/fitsio/c/c_user/node1.html
+
  */
 
 #include  <stdio.h>
@@ -21,7 +24,7 @@ int		bitpix = FLOAT_IMG;
 
 long		naxis = 2;
 long		naxes[2];
-float		**array;
+// XXX float		*array[1];
 
 #if DEBUG_LEVEL
 fprintf(stderr, ">>> %s ( %p '%s' %d )\n", __func__, src, outname, flags);
@@ -36,22 +39,23 @@ if (fits_create_file(&fptr, outname, &status)) {
 	}
 
 naxes[0] = src->width;		naxes[1] = src->height;
-array = calloc(src->height, sizeof(float *));
+// XXX array = calloc(src->height, sizeof(float *));
 if (verbosity) fimg_describe(src, "to be saved as FITS");
 
-#define REVERSE 1
-/* initialize pointers to the start of each row of the image */
+/************************************************************
+ *****    MAGIC CODE MUST COME HERE ?
 array[0] = src->R;
+#define REVERSE 1
 for( idx=0; idx<naxes[1]; idx++ ) {
-	/**** MAGIC CODE MUST COME HERE ****/
 #if REVERSE
 	k = naxes[1] - idx - 1;
 #else
 	k = idx;
 #endif
 	array[idx] = src->R + (k*naxes[0]);
-	fprintf(stderr, "     %6d     %6d    %p\n", idx, k, array[idx]);
+	fprintf(stderr, " %6d   %6d   %p\n", idx, k, array[idx]);
 	}
+**************************************************************/
 
 if ( fits_create_img(fptr,  bitpix, naxis, naxes, &status) ) {
 	fits_report_error(stderr, status);
@@ -59,7 +63,7 @@ if ( fits_create_img(fptr,  bitpix, naxis, naxes, &status) ) {
 	}
 
 sz = naxes[0]*naxes[1];
-if ( fits_write_img(fptr, TFLOAT, 1, sz, array[0], &status) ) {
+if ( fits_write_img(fptr, TFLOAT, 1, sz, src->R, &status) ) {
 	fits_report_error(stderr, status);
 	return -10;
 	}