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authortaw27 <taw27@bf6ca9ba-c028-0410-8290-897cf20841d1>2008-01-17 12:13:12 +0000
committertaw27 <taw27@bf6ca9ba-c028-0410-8290-897cf20841d1>2008-01-17 12:13:12 +0000
commit5c82ba45aa904ebe36f0a5e1abf98c49b9649abd (patch)
tree632a932410c8ce4e0fb6785004c4fa402392bf8a /src/glbits.c
parent762a08d3ddba51df373f443e9499c5b850d9f50c (diff)
Don't crash when there isn't an image stack to display
git-svn-id: svn://cook.msm.cam.ac.uk:745/diff-tomo/dtr@255 bf6ca9ba-c028-0410-8290-897cf20841d1
Diffstat (limited to 'src/glbits.c')
-rw-r--r--src/glbits.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/glbits.c b/src/glbits.c
index b05f430..bf523fa 100644
--- a/src/glbits.c
+++ b/src/glbits.c
@@ -582,7 +582,7 @@ void glbits_prepare(DisplayWindow *dw) {
}
/* Tilt axis */
- if ( ctx->images ) {
+ if ( ctx->images->n_images > 0 ) {
glPushMatrix();
/* Images rotate clockwise by omega to put tilt axis at +x,
* so rotate tilt axis anticlockwise by omega.