From deaff945d0b965d1e588cdecd084080b07db2e1f Mon Sep 17 00:00:00 2001 From: Campbell Barton Date: Mon, 25 May 2020 20:16:42 +1000 Subject: Mesh: skip conversion from edit-mesh to mesh in edit-mode This resolves a performance regression in 2.8x where every edit-mode update performed an edit-mesh to mesh conversion. Now the conversion will be lazily initialized if/when it's required. New BKE_mesh_wrapper_* functions abstract over mesh data access. Currently only edit-mesh and regular meshes are supported. In the future sub-surface meshes may be supported too. --- source/blender/modifiers/intern/MOD_meshdeform.c | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'source/blender/modifiers/intern/MOD_meshdeform.c') diff --git a/source/blender/modifiers/intern/MOD_meshdeform.c b/source/blender/modifiers/intern/MOD_meshdeform.c index c5ed6363415..57b5f3891b2 100644 --- a/source/blender/modifiers/intern/MOD_meshdeform.c +++ b/source/blender/modifiers/intern/MOD_meshdeform.c @@ -479,6 +479,11 @@ static void deformVertsEM(ModifierData *md, Mesh *mesh_src = MOD_deform_mesh_eval_get( ctx->object, editData, mesh, NULL, numVerts, false, false); + /* TODO(Campbell): use edit-mode data only (remove this line). */ + if (mesh_src != NULL) { + BKE_mesh_wrapper_ensure_mdata(mesh_src); + } + meshdeformModifier_do(md, ctx, mesh_src, vertexCos, numVerts); if (!ELEM(mesh_src, NULL, mesh)) { -- cgit v1.2.3