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Fix T56872: Edge slide gives invalid normals

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Add the ability to skip overwriting normals.
This commit is contained in:
Campbell Barton
2018-11-27 11:39:51 +11:00
parent acd1d1a31d
commit 9a5df92c1b
3 changed files with 26 additions and 19 deletions
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41
source/blender/bmesh/intern/bmesh_construct.c
View File

@@ -99,7 +99,7 @@ void BM_edges_from_verts_ensure(BMesh *bm, BMEdge **edge_arr, BMVert **vert_arr,
/* prototypes */
static void bm_loop_attrs_copy(
BMesh *source_mesh, BMesh *target_mesh,
const BMLoop *source_loop, BMLoop *target_loop);
const BMLoop *source_loop, BMLoop *target_loop, uint64_t cd_mask);
/**
* \brief Make Quad/Triangle
@@ -169,7 +169,7 @@ void BM_face_copy_shared(
BLI_assert(l_dst[j]->v == l_src[j]->v);
if (BM_ELEM_API_FLAG_TEST(l_dst[j], _FLAG_OVERLAP) == 0) {
if ((filter_fn == NULL) || filter_fn(l_src[j], user_data)) {
bm_loop_attrs_copy(bm, bm, l_src[j], l_dst[j]);
bm_loop_attrs_copy(bm, bm, l_src[j], l_dst[j], 0x0);
BM_ELEM_API_FLAG_ENABLE(l_dst[j], _FLAG_OVERLAP);
}
}
@@ -486,13 +486,15 @@ void BM_verts_sort_radial_plane(BMVert **vert_arr, int len)
static void bm_vert_attrs_copy(
BMesh *source_mesh, BMesh *target_mesh,
const BMVert *source_vertex, BMVert *target_vertex)
const BMVert *source_vertex, BMVert *target_vertex, uint64_t cd_mask)
{
if ((source_mesh == target_mesh) && (source_vertex == target_vertex)) {
BLI_assert(!"BMVert: source and targer match");
return;
}
copy_v3_v3(target_vertex->no, source_vertex->no);
if ((cd_mask & CD_MASK_NORMAL) == 0) {
copy_v3_v3(target_vertex->no, source_vertex->no);
}
CustomData_bmesh_free_block_data(&target_mesh->vdata, target_vertex->head.data);
CustomData_bmesh_copy_data(&source_mesh->vdata, &target_mesh->vdata,
source_vertex->head.data, &target_vertex->head.data);
@@ -500,7 +502,7 @@ static void bm_vert_attrs_copy(
static void bm_edge_attrs_copy(
BMesh *source_mesh, BMesh *target_mesh,
const BMEdge *source_edge, BMEdge *target_edge)
const BMEdge *source_edge, BMEdge *target_edge, uint64_t UNUSED(cd_mask))
{
if ((source_mesh == target_mesh) && (source_edge == target_edge)) {
BLI_assert(!"BMEdge: source and targer match");
@@ -513,7 +515,7 @@ static void bm_edge_attrs_copy(
static void bm_loop_attrs_copy(
BMesh *source_mesh, BMesh *target_mesh,
const BMLoop *source_loop, BMLoop *target_loop)
const BMLoop *source_loop, BMLoop *target_loop, uint64_t UNUSED(cd_mask))
{
if ((source_mesh == target_mesh) && (source_loop == target_loop)) {
BLI_assert(!"BMLoop: source and targer match");
@@ -526,13 +528,15 @@ static void bm_loop_attrs_copy(
static void bm_face_attrs_copy(
BMesh *source_mesh, BMesh *target_mesh,
const BMFace *source_face, BMFace *target_face)
const BMFace *source_face, BMFace *target_face, uint64_t cd_mask)
{
if ((source_mesh == target_mesh) && (source_face == target_face)) {
BLI_assert(!"BMFace: source and targer match");
return;
}
copy_v3_v3(target_face->no, source_face->no);
if ((cd_mask & CD_MASK_NORMAL) == 0) {
copy_v3_v3(target_face->no, source_face->no);
}
CustomData_bmesh_free_block_data(&target_mesh->pdata, target_face->head.data);
CustomData_bmesh_copy_data(&source_mesh->pdata, &target_mesh->pdata,
source_face->head.data, &target_face->head.data);
@@ -548,7 +552,7 @@ static void bm_face_attrs_copy(
*/
void BM_elem_attrs_copy_ex(
BMesh *bm_src, BMesh *bm_dst, const void *ele_src_v, void *ele_dst_v,
const char hflag_mask)
const char hflag_mask, const uint64_t cd_mask)
{
const BMHeader *ele_src = ele_src_v;
BMHeader *ele_dst = ele_dst_v;
@@ -556,6 +560,9 @@ void BM_elem_attrs_copy_ex(
BLI_assert(ele_src->htype == ele_dst->htype);
BLI_assert(ele_src != ele_dst);
/* Only support normal layer at the moment. */
BLI_assert((cd_mask & ~CD_MASK_NORMAL) == 0);
if ((hflag_mask & BM_ELEM_SELECT) == 0) {
/* First we copy select */
if (BM_elem_flag_test((BMElem *)ele_src, BM_ELEM_SELECT)) {
@@ -577,16 +584,16 @@ void BM_elem_attrs_copy_ex(
/* Copy specific attributes */
switch (ele_dst->htype) {
case BM_VERT:
bm_vert_attrs_copy(bm_src, bm_dst, (const BMVert *)ele_src, (BMVert *)ele_dst);
bm_vert_attrs_copy(bm_src, bm_dst, (const BMVert *)ele_src, (BMVert *)ele_dst, cd_mask);
break;
case BM_EDGE:
bm_edge_attrs_copy(bm_src, bm_dst, (const BMEdge *)ele_src, (BMEdge *)ele_dst);
bm_edge_attrs_copy(bm_src, bm_dst, (const BMEdge *)ele_src, (BMEdge *)ele_dst, cd_mask);
break;
case BM_LOOP:
bm_loop_attrs_copy(bm_src, bm_dst, (const BMLoop *)ele_src, (BMLoop *)ele_dst);
bm_loop_attrs_copy(bm_src, bm_dst, (const BMLoop *)ele_src, (BMLoop *)ele_dst, cd_mask);
break;
case BM_FACE:
bm_face_attrs_copy(bm_src, bm_dst, (const BMFace *)ele_src, (BMFace *)ele_dst);
bm_face_attrs_copy(bm_src, bm_dst, (const BMFace *)ele_src, (BMFace *)ele_dst, cd_mask);
break;
default:
BLI_assert(0);
@@ -597,7 +604,7 @@ void BM_elem_attrs_copy_ex(
void BM_elem_attrs_copy(BMesh *bm_src, BMesh *bm_dst, const void *ele_src, void *ele_dst)
{
/* BMESH_TODO, default 'use_flags' to false */
BM_elem_attrs_copy_ex(bm_src, bm_dst, ele_src, ele_dst, BM_ELEM_SELECT);
BM_elem_attrs_copy_ex(bm_src, bm_dst, ele_src, ele_dst, BM_ELEM_SELECT, 0x0);
}
void BM_elem_select_copy(BMesh *bm_dst, void *ele_dst_v, const void *ele_src_v)
@@ -644,7 +651,7 @@ static BMFace *bm_mesh_copy_new_face(
/* use totface in case adding some faces fails */
BM_elem_index_set(f_new, (bm_new->totface - 1)); /* set_inline */
BM_elem_attrs_copy_ex(bm_old, bm_new, f, f_new, 0xff);
BM_elem_attrs_copy_ex(bm_old, bm_new, f, f_new, 0xff, 0x0);
f_new->head.hflag = f->head.hflag; /* low level! don't do this for normal api use */
j = 0;
@@ -701,7 +708,7 @@ BMesh *BM_mesh_copy(BMesh *bm_old)
BM_ITER_MESH_INDEX (v, &iter, bm_old, BM_VERTS_OF_MESH, i) {
/* copy between meshes so cant use 'example' argument */
v_new = BM_vert_create(bm_new, v->co, NULL, BM_CREATE_SKIP_CD);
BM_elem_attrs_copy_ex(bm_old, bm_new, v, v_new, 0xff);
BM_elem_attrs_copy_ex(bm_old, bm_new, v, v_new, 0xff, 0x0);
v_new->head.hflag = v->head.hflag; /* low level! don't do this for normal api use */
vtable[i] = v_new;
BM_elem_index_set(v, i); /* set_inline */
@@ -719,7 +726,7 @@ BMesh *BM_mesh_copy(BMesh *bm_old)
vtable[BM_elem_index_get(e->v2)],
e, BM_CREATE_SKIP_CD);
BM_elem_attrs_copy_ex(bm_old, bm_new, e, e_new, 0xff);
BM_elem_attrs_copy_ex(bm_old, bm_new, e, e_new, 0xff, 0x0);
e_new->head.hflag = e->head.hflag; /* low level! don't do this for normal api use */
etable[i] = e_new;
BM_elem_index_set(e, i); /* set_inline */

2
source/blender/bmesh/intern/bmesh_construct.h
View File

@@ -55,7 +55,7 @@ BMFace *BM_face_create_ngon_verts(
void BM_elem_attrs_copy_ex(
BMesh *bm_src, BMesh *bm_dst, const void *ele_src_v, void *ele_dst_v,
const char hflag_mask);
const char hflag_mask, const uint64_t cd_mask);
void BM_elem_attrs_copy(BMesh *bm_src, BMesh *bm_dst, const void *ele_src_v, void *ele_dst_v);
void BM_elem_select_copy(BMesh *bm_dst, void *ele_dst_v, const void *ele_src_v);

2
source/blender/editors/transform/transform.c
View File

@@ -5550,7 +5550,7 @@ static void slide_origdata_interp_data_vert(
BM_loop_interp_from_face(bm, l, f_copy, false, false);
/* make sure face-attributes are correct (e.g. MTexPoly) */
BM_elem_attrs_copy(sod->bm_origfaces, bm, f_copy, l->f);
BM_elem_attrs_copy_ex(sod->bm_origfaces, bm, f_copy, l->f, 0x0, CD_MASK_NORMAL);
/* weight the loop */
if (do_loop_weight) {