From 74314947ca4f4b57079a60768f2e2eb4ea242b9a Mon Sep 17 00:00:00 2001
From: Thomas White <taw@physics.org>
Date: Fri, 19 Oct 2012 02:21:25 -0700
Subject: Add useful comments

---
 libcrystfel/src/mosflm.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/libcrystfel/src/mosflm.c b/libcrystfel/src/mosflm.c
index 2677429a..2a080153 100644
--- a/libcrystfel/src/mosflm.c
+++ b/libcrystfel/src/mosflm.c
@@ -183,8 +183,14 @@ static void write_spt(struct image *image, const char *filename)
 		return;
 	}
 
+	/* Number of pixels in x, number of pixels in y, pixel size (mm),
+	 * YSCALE, OMEGA */
 	fprintf(fh, "%10d %10d %10.8f %10.6f %10.6f\n", 1, 1, 0.0, 1.0, 0.0);
+
+	/* INVERTX, ISWUNG */
 	fprintf(fh, "%10d %10d\n", 0, 1);
+
+	/* XBEAM, YBEAM */
 	fprintf(fh, "%10.5f %10.5f\n", 0.0, 0.0);
 
 	n = image_feature_count(image->features);
-- 
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