1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
|
/*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
* All rights reserved.
*/
/** \file
* \ingroup edtransform
*/
#include "DNA_mesh_types.h"
#include "DNA_meshdata_types.h"
#include "MEM_guardedalloc.h"
#include "BLI_math.h"
#include "BKE_context.h"
#include "BKE_crazyspace.h"
#include "BKE_editmesh.h"
#include "BKE_modifier.h"
#include "BKE_scene.h"
#include "ED_mesh.h"
#include "DEG_depsgraph_query.h"
#include "transform.h"
#include "transform_orientations.h"
#include "transform_convert.h"
/* -------------------------------------------------------------------- */
/** \name Edit Mesh #CD_MVERT_SKIN Transform Creation
*
* \{ */
static void mesh_skin_transdata_create(TransDataBasic *td, BMEditMesh *em, BMVert *eve)
{
BLI_assert(BM_elem_flag_test(eve, BM_ELEM_HIDDEN) == 0);
MVertSkin *vs = CustomData_bmesh_get(&em->bm->vdata, eve->head.data, CD_MVERT_SKIN);
td->flag = 0;
if (vs) {
copy_v3_v3(td->iloc, vs->radius);
td->loc = vs->radius;
}
else {
td->flag |= TD_SKIP;
}
if (BM_elem_flag_test(eve, BM_ELEM_SELECT)) {
td->flag |= TD_SELECTED;
}
td->extra = eve;
}
void createTransMeshSkin(TransInfo *t)
{
BLI_assert(t->mode == TFM_SKIN_RESIZE);
FOREACH_TRANS_DATA_CONTAINER (t, tc) {
BMEditMesh *em = BKE_editmesh_from_object(tc->obedit);
Mesh *me = tc->obedit->data;
BMesh *bm = em->bm;
BMVert *eve;
BMIter iter;
float mtx[3][3], smtx[3][3];
int a;
const int prop_mode = (t->flag & T_PROP_EDIT) ? (t->flag & T_PROP_EDIT_ALL) : 0;
struct TransIslandData island_data = {NULL};
struct TransMirrorData mirror_data = {NULL};
struct TransMeshDataCrazySpace crazyspace_data = {NULL};
/**
* Quick check if we can transform.
*
* \note ignore modes here, even in edge/face modes,
* transform data is created by selected vertices.
*/
if (!CustomData_has_layer(&bm->vdata, CD_MVERT_SKIN)) {
continue;
}
/* Support other objects using PET to adjust these, unless connected is enabled. */
if ((!prop_mode || (prop_mode & T_PROP_CONNECTED)) && (bm->totvertsel == 0)) {
continue;
}
int data_len = 0;
if (prop_mode) {
BM_ITER_MESH (eve, &iter, bm, BM_VERTS_OF_MESH) {
if (!BM_elem_flag_test(eve, BM_ELEM_HIDDEN)) {
data_len++;
}
}
}
else {
data_len = bm->totvertsel;
}
if (data_len == 0) {
continue;
}
const bool is_island_center = (t->around == V3D_AROUND_LOCAL_ORIGINS);
if (is_island_center) {
/* In this specific case, near-by vertices will need to know
* the island of the nearest connected vertex. */
const bool calc_single_islands = ((prop_mode & T_PROP_CONNECTED) &&
(t->around == V3D_AROUND_LOCAL_ORIGINS) &&
(em->selectmode & SCE_SELECT_VERTEX));
const bool calc_island_center = false;
const bool calc_island_axismtx = false;
transform_convert_mesh_islands_calc(
em, calc_single_islands, calc_island_center, calc_island_axismtx, &island_data);
}
copy_m3_m4(mtx, tc->obedit->obmat);
/* we use a pseudo-inverse so that when one of the axes is scaled to 0,
* matrix inversion still works and we can still moving along the other */
pseudoinverse_m3_m3(smtx, mtx, PSEUDOINVERSE_EPSILON);
/* Original index of our connected vertex when connected distances are calculated.
* Optional, allocate if needed. */
int *dists_index = NULL;
float *dists = NULL;
if (prop_mode & T_PROP_CONNECTED) {
dists = MEM_mallocN(bm->totvert * sizeof(float), __func__);
if (is_island_center) {
dists_index = MEM_mallocN(bm->totvert * sizeof(int), __func__);
}
transform_convert_mesh_connectivity_distance(em->bm, mtx, dists, dists_index);
}
/* Create TransDataMirror. */
if (tc->use_mirror_axis_any) {
bool use_topology = (me->editflag & ME_EDIT_MIRROR_TOPO) != 0;
bool use_select = (t->flag & T_PROP_EDIT) == 0;
const bool mirror_axis[3] = {
tc->use_mirror_axis_x, tc->use_mirror_axis_y, tc->use_mirror_axis_z};
transform_convert_mesh_mirrordata_calc(
em, use_select, use_topology, mirror_axis, &mirror_data);
if (mirror_data.vert_map) {
tc->data_mirror_len = mirror_data.mirror_elem_len;
tc->data_mirror = MEM_mallocN(mirror_data.mirror_elem_len * sizeof(*tc->data_mirror),
__func__);
BM_ITER_MESH_INDEX (eve, &iter, bm, BM_VERTS_OF_MESH, a) {
if (prop_mode || BM_elem_flag_test(eve, BM_ELEM_SELECT)) {
if (mirror_data.vert_map[a].index != -1) {
data_len--;
}
}
}
}
}
/* Detect CrazySpace [tm]. */
transform_convert_mesh_crazyspace_detect(t, tc, em, &crazyspace_data);
/* Create TransData. */
BLI_assert(data_len >= 1);
tc->data_len = data_len;
tc->data = MEM_callocN(data_len * sizeof(TransData), "TransObData(Mesh EditMode)");
TransData *td = tc->data;
TransDataMirror *td_mirror = tc->data_mirror;
BM_ITER_MESH_INDEX (eve, &iter, bm, BM_VERTS_OF_MESH, a) {
if (BM_elem_flag_test(eve, BM_ELEM_HIDDEN)) {
continue;
}
if (mirror_data.vert_map && mirror_data.vert_map[a].index != -1) {
mesh_skin_transdata_create((TransDataBasic *)td_mirror, em, eve);
int elem_index = mirror_data.vert_map[a].index;
BMVert *v_src = BM_vert_at_index(bm, elem_index);
MVertSkin *vs = CustomData_bmesh_get(&em->bm->vdata, v_src->head.data, CD_MVERT_SKIN);
td_mirror->flag |= mirror_data.vert_map[a].flag;
td_mirror->loc_src = vs->radius;
td_mirror++;
}
else if (prop_mode || BM_elem_flag_test(eve, BM_ELEM_SELECT)) {
mesh_skin_transdata_create((TransDataBasic *)td, em, eve);
if (t->around == V3D_AROUND_LOCAL_ORIGINS) {
createSpaceNormal(td->axismtx, eve->no);
}
else {
/* Setting normals */
copy_v3_v3(td->axismtx[2], eve->no);
td->axismtx[0][0] = td->axismtx[0][1] = td->axismtx[0][2] = td->axismtx[1][0] =
td->axismtx[1][1] = td->axismtx[1][2] = 0.0f;
}
if (prop_mode) {
if (prop_mode & T_PROP_CONNECTED) {
td->dist = dists[a];
}
else {
td->flag |= TD_NOTCONNECTED;
td->dist = FLT_MAX;
}
}
/* CrazySpace */
transform_convert_mesh_crazyspace_transdata_set(
mtx,
smtx,
crazyspace_data.defmats ? crazyspace_data.defmats[a] : NULL,
crazyspace_data.quats && BM_elem_flag_test(eve, BM_ELEM_TAG) ?
crazyspace_data.quats[a] :
NULL,
td);
td++;
}
}
transform_convert_mesh_islanddata_free(&island_data);
transform_convert_mesh_mirrordata_free(&mirror_data);
transform_convert_mesh_crazyspace_free(&crazyspace_data);
if (dists) {
MEM_freeN(dists);
}
if (dists_index) {
MEM_freeN(dists_index);
}
}
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Recalc Mesh Data
*
* \{ */
static void mesh_skin_apply_to_mirror(TransInfo *t)
{
FOREACH_TRANS_DATA_CONTAINER (t, tc) {
if (tc->use_mirror_axis_any) {
TransDataMirror *td_mirror = tc->data_mirror;
for (int i = 0; i < tc->data_mirror_len; i++, td_mirror++) {
copy_v3_v3(td_mirror->loc, td_mirror->loc_src);
}
}
}
}
void recalcData_mesh_skin(TransInfo *t)
{
bool is_canceling = t->state == TRANS_CANCEL;
/* mirror modifier clipping? */
if (!is_canceling) {
if ((t->flag & T_NO_MIRROR) == 0 && (t->options & CTX_NO_MIRROR) == 0) {
mesh_skin_apply_to_mirror(t);
}
}
FOREACH_TRANS_DATA_CONTAINER (t, tc) {
DEG_id_tag_update(tc->obedit->data, 0); /* sets recalc flags */
BMEditMesh *em = BKE_editmesh_from_object(tc->obedit);
EDBM_mesh_normals_update(em);
BKE_editmesh_looptri_calc(em);
}
}
/** \} */
|