star-vx

commit 74c1765f9d40275df7b9008688fe6480cfea3660
parent 39261db9d22d4717126ce51d4636dace11abace2
Author: Vincent Forest <vincent.forest@meso-star.com>
Date:   Sat, 15 Sep 2018 11:02:15 +0200

Fix how the reciprocal bintree size was computed

Diffstat:
M
src/svx_bintree_trace_ray.c
 | 
3
++-

1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/src/svx_bintree_trace_ray.c b/src/svx_bintree_trace_ray.c
@@ -108,7 +108,8 @@ bintree_trace_ray
   }
 
   iaxis = btree->frame[0];
-  rcp_btreesz = (float)(1.0 / btree->tree_size[0]);
+  rcp_btreesz = (float)(1.0 / btree->tree_size[iaxis]);
+  ASSERT(rcp_btreesz > 0);
 
   /* Transform the ray origin in [0, 1] space  */
   org = (float)(ray_org[iaxis] - btree->tree_low[0]) * rcp_btreesz;