Fix T99643: Vertex Crease fails with symmetry

Create a transform conversion type that only considers the Vertex
Custom Data.

This reduces the complexity of converting Meshes and slightly
optimizes the transformation.

1 files changed, 2 insertions, 24 deletions

diff --git a/source/blender/editors/transform/transform_convert_mesh.c b/source/blender/editors/transform/transform_convert_mesh.c
index c8d943df3fa..de736fad94e 100644
--- a/source/blender/editors/transform/transform_convert_mesh.c
+++ b/source/blender/editors/transform/transform_convert_mesh.c
@@ -1408,7 +1408,6 @@ static void VertsToTransData(TransInfo *t,
                              TransDataExtension *tx,
                              BMEditMesh *em,
                              BMVert *eve,
-                             float *bweight,
                              const struct TransIslandData *island_data,
                              const int island_index)
 {
@@ -1449,11 +1448,7 @@ static void VertsToTransData(TransInfo *t,
   td->ext = NULL;
   td->val = NULL;
   td->extra = eve;
-  if (ELEM(t->mode, TFM_BWEIGHT, TFM_VERT_CREASE)) {
-    td->val = bweight;
-    td->ival = *bweight;
-  }
-  else if (t->mode == TFM_SHRINKFATTEN) {
+  if (t->mode == TFM_SHRINKFATTEN) {
     td->ext = tx;
     tx->isize[0] = BM_vert_calc_shell_factor_ex(eve, no, BM_ELEM_SELECT);
   }
@@ -1589,17 +1584,6 @@ void createTransEditVerts(TransInfo *t)
                                       "TransObData ext");
     }
 
-    int cd_vert_bweight_offset = -1;
-    int cd_vert_crease_offset = -1;
-    if (t->mode == TFM_BWEIGHT) {
-      BM_mesh_cd_flag_ensure(bm, BKE_mesh_from_object(tc->obedit), ME_CDFLAG_VERT_BWEIGHT);
-      cd_vert_bweight_offset = CustomData_get_offset(&bm->vdata, CD_BWEIGHT);
-    }
-    else if (t->mode == TFM_VERT_CREASE) {
-      BM_mesh_cd_flag_ensure(bm, BKE_mesh_from_object(tc->obedit), ME_CDFLAG_VERT_CREASE);
-      cd_vert_crease_offset = CustomData_get_offset(&bm->vdata, CD_CREASE);
-    }
-
     TransData *tob = tc->data;
     TransDataMirror *td_mirror = tc->data_mirror;
     BM_ITER_MESH_INDEX (eve, &iter, bm, BM_VERTS_OF_MESH, a) {
@@ -1632,15 +1616,9 @@ void createTransEditVerts(TransInfo *t)
         td_mirror++;
       }
       else if (prop_mode || BM_elem_flag_test(eve, BM_ELEM_SELECT)) {
-        float *bweight = (cd_vert_bweight_offset != -1) ?
-                             BM_ELEM_CD_GET_VOID_P(eve, cd_vert_bweight_offset) :
-                         (cd_vert_crease_offset != -1) ?
-                             BM_ELEM_CD_GET_VOID_P(eve, cd_vert_crease_offset) :
-                             NULL;
-
         /* Do not use the island center in case we are using islands
          * only to get axis for snap/rotate to normal... */
-        VertsToTransData(t, tob, tx, em, eve, bweight, &island_data, island_index);
+        VertsToTransData(t, tob, tx, em, eve, &island_data, island_index);
         if (tx) {
           tx++;
         }