star-enclosures-2d

commit ccbbe7324ec0e1d8e83dda0ad5a9c50cc19fac01
parent 2fe944daf1941595fa28c1b787d59a0c5bbea7bc
Author: Christophe Coustet <christophe.coustet@meso-star.com>
Date:   Thu,  7 Feb 2019 11:37:38 +0100

BugFix: reverse some flag on a special case

Diffstat:
M
src/senc2d_scene_analyze.c
 | 
13
+++++++++++++

1 file changed, 13 insertions(+), 0 deletions(-)
diff --git a/src/senc2d_scene_analyze.c b/src/senc2d_scene_analyze.c
@@ -322,6 +322,19 @@ extract_connex_components
              * associated with neighbour's medium). */
             component_canceled = 1;
             darray_side_id_clear(&stack);
+            /* Reverse the used flag for sides in cancelled component */
+            sz = darray_side_id_size_get(&current_component);
+            FOR_EACH(ii, 0, sz) {
+              enum side_id_t used_side
+                = darray_side_id_cdata_get(&current_component)[ii];
+              seg_id_t used_trg_id = SEGSIDE_2_SEG(used_side);
+              enum side_flag used_side_flag
+                = SEGSIDE_2_SIDEFLAG(used_side);
+              unsigned char* used = processed + used_trg_id;
+              ASSERT(*used & (unsigned char)used_side_flag);
+              *used &= ~(unsigned char)used_side_flag;
+            }
+
             goto canceled;
           }
           /* Mark neighbour as processed and stack it */