From d677e4b8b30613cd5ecf90f756bedb21a8d8c19f Mon Sep 17 00:00:00 2001 From: Howard Trickey Date: Tue, 23 Oct 2012 14:57:25 +0000 Subject: [PATCH] Use better epsilon for line intersection, fixes bug where missed some hits on very small scale meshes, e.g., bug #31143. --- source/blender/editors/mesh/editmesh_knife.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/source/blender/editors/mesh/editmesh_knife.c b/source/blender/editors/mesh/editmesh_knife.c index 7cc725118ee..01ed1a1993e 100644 --- a/source/blender/editors/mesh/editmesh_knife.c +++ b/source/blender/editors/mesh/editmesh_knife.c @@ -1164,7 +1164,7 @@ static BMEdgeHit *knife_edge_tri_isect(KnifeTool_OpData *kcd, BMBVHTree *bmtree, /* for comparing distances, error of intersection depends on triangle scale. * need to scale down before squaring for accurate comparison */ - const float depsilon = (KNIFE_FLT_EPS / 2.0f) * len_v3_tri_side_max(v1, v2, v3); + const float depsilon = (FLT_EPSILON / 2.0f) * len_v3_tri_side_max(v1, v2, v3); const float depsilon_squared = depsilon * depsilon; copy_v3_v3(cos + 0, v1);