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/*
* 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_curve_types.h"
#include "DNA_lattice_types.h"
#include "MEM_guardedalloc.h"
#include "BLI_math.h"
#include "BKE_context.h"
#include "BKE_report.h"
#include "transform.h"
#include "transform_convert.h"
/* -------------------------------------------------------------------- */
/** \name Curve/Surfaces Transform Creation
*
* \{ */
void createTransLatticeVerts(TransInfo *t)
{
FOREACH_TRANS_DATA_CONTAINER (t, tc) {
Lattice *latt = ((Lattice *)tc->obedit->data)->editlatt->latt;
TransData *td = NULL;
BPoint *bp;
float mtx[3][3], smtx[3][3];
int a;
int count = 0, countsel = 0;
const bool is_prop_edit = (t->flag & T_PROP_EDIT) != 0;
bp = latt->def;
a = latt->pntsu * latt->pntsv * latt->pntsw;
while (a--) {
if (bp->hide == 0) {
if (bp->f1 & SELECT) {
countsel++;
}
if (is_prop_edit) {
count++;
}
}
bp++;
}
/* note: in prop mode we need at least 1 selected */
if (countsel == 0) {
return;
}
if (is_prop_edit) {
tc->data_len = count;
}
else {
tc->data_len = countsel;
}
tc->data = MEM_callocN(tc->data_len * sizeof(TransData), "TransObData(Lattice EditMode)");
copy_m3_m4(mtx, tc->obedit->obmat);
pseudoinverse_m3_m3(smtx, mtx, PSEUDOINVERSE_EPSILON);
td = tc->data;
bp = latt->def;
a = latt->pntsu * latt->pntsv * latt->pntsw;
while (a--) {
if (is_prop_edit || (bp->f1 & SELECT)) {
if (bp->hide == 0) {
copy_v3_v3(td->iloc, bp->vec);
td->loc = bp->vec;
copy_v3_v3(td->center, td->loc);
if (bp->f1 & SELECT) {
td->flag = TD_SELECTED;
}
else {
td->flag = 0;
}
copy_m3_m3(td->smtx, smtx);
copy_m3_m3(td->mtx, mtx);
td->ext = NULL;
td->val = NULL;
td++;
}
}
bp++;
}
}
}
/** \} */
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