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authorThomas White <taw@physics.org>2015-04-01 06:13:14 -0700
committerThomas White <taw@physics.org>2015-04-01 15:14:36 +0200
commit2c625ea00fca6719ccd4e710ed7a3b57a075b5c2 (patch)
tree9c3b050b3ac28ee5c54bf5615d0f0fddb3f6fa90 /src/geoptimiser.c
parent779d87eb08fa2b185c43a82814aecc0e1a00eef9 (diff)
geoptimiser: Unpack panel data into image->dp before attempting to save PNG
Fixed CRYS-92 (segfault on saving error maps)
Diffstat (limited to 'src/geoptimiser.c')
-rw-r--r--src/geoptimiser.c47
1 files changed, 47 insertions, 0 deletions
diff --git a/src/geoptimiser.c b/src/geoptimiser.c
index ba5e6119..386df9dd 100644
--- a/src/geoptimiser.c
+++ b/src/geoptimiser.c
@@ -2049,6 +2049,52 @@ struct rectangle
};
+static int unpack_slab(struct image *image)
+{
+ struct detector *det = image->det;
+ int pi;
+
+ image->dp = malloc(det->n_panels * sizeof(float *));
+ image->bad = malloc(det->n_panels * sizeof(int *));
+ if ( (image->dp == NULL) || (image->bad == NULL) ) {
+ ERROR("Failed to allocate panels.\n");
+ return 1;
+ }
+
+ for ( pi=0; pi<det->n_panels; pi++ ) {
+
+ struct panel *p;
+ int fs, ss;
+
+ p = &det->panels[pi];
+ image->dp[pi] = malloc(p->w*p->h*sizeof(float));
+ image->bad[pi] = calloc(p->w*p->h, sizeof(int));
+ if ( (image->dp[pi] == NULL) || (image->bad[pi] == NULL) ) {
+ ERROR("Failed to allocate panel\n");
+ return 1;
+ }
+
+ for ( ss=0; ss<p->h; ss++ ) {
+ for ( fs=0; fs<p->w; fs++ ) {
+
+ int idx;
+ int cfs, css;
+
+ cfs = fs+p->min_fs;
+ css = ss+p->min_ss;
+ idx = cfs + css*image->width;
+
+ image->dp[pi][fs+p->w*ss] = image->data[idx];
+ image->bad[pi][fs+p->w*ss] = 0;
+
+ }
+ }
+ }
+
+ return 0;
+}
+
+
static int draw_detector(cairo_surface_t *surf, struct image *image,
struct rectangle rect) {
cairo_t *cr;
@@ -2059,6 +2105,7 @@ static int draw_detector(cairo_surface_t *surf, struct image *image,
cr = cairo_create(surf);
+ unpack_slab(image);
pixbufs = render_panels(image, 1, 0, 1, &n_pixbufs);
/* Blank grey background */