tornavis/source/blender/editors/transform/transform_convert_object_te...

118 lines
2.8 KiB
C

/* SPDX-License-Identifier: GPL-2.0-or-later
* Copyright 2001-2002 NaN Holding BV. All rights reserved. */
/** \file
* \ingroup edtransform
*/
#include "MEM_guardedalloc.h"
#include "BLI_math.h"
#include "BKE_animsys.h"
#include "BKE_context.h"
#include "BKE_layer.h"
#include "BKE_object.h"
#include "BKE_report.h"
#include "DNA_mesh_types.h"
#include "transform.h"
#include "transform_snap.h"
/* Own include. */
#include "transform_convert.h"
/* -------------------------------------------------------------------- */
/** \name Texture Space Transform Creation
*
* Instead of transforming the selection, move the 2D/3D cursor.
*
* \{ */
static void createTransTexspace(bContext *UNUSED(C), TransInfo *t)
{
ViewLayer *view_layer = t->view_layer;
TransData *td;
Object *ob;
ID *id;
char *texspace_flag;
BKE_view_layer_synced_ensure(t->scene, t->view_layer);
ob = BKE_view_layer_active_object_get(view_layer);
if (ob == NULL) { /* Shouldn't logically happen, but still. */
return;
}
id = ob->data;
if (id == NULL || !ELEM(GS(id->name), ID_ME, ID_CU_LEGACY, ID_MB)) {
BKE_report(t->reports, RPT_ERROR, "Unsupported object type for text-space transform");
return;
}
if (BKE_object_obdata_is_libdata(ob)) {
BKE_report(t->reports, RPT_ERROR, "Linked data can't text-space transform");
return;
}
{
BLI_assert(t->data_container_len == 1);
TransDataContainer *tc = t->data_container;
tc->data_len = 1;
td = tc->data = MEM_callocN(sizeof(TransData), "TransTexspace");
td->ext = tc->data_ext = MEM_callocN(sizeof(TransDataExtension), "TransTexspace");
}
td->flag = TD_SELECTED;
td->ob = ob;
copy_m3_m4(td->mtx, ob->object_to_world);
copy_m3_m4(td->axismtx, ob->object_to_world);
normalize_m3(td->axismtx);
pseudoinverse_m3_m3(td->smtx, td->mtx, PSEUDOINVERSE_EPSILON);
if (BKE_object_obdata_texspace_get(ob, &texspace_flag, &td->loc, &td->ext->size)) {
ob->dtx |= OB_TEXSPACE;
*texspace_flag &= ~ME_TEXSPACE_FLAG_AUTO;
}
copy_v3_v3(td->iloc, td->loc);
copy_v3_v3(td->center, td->loc);
copy_v3_v3(td->ext->isize, td->ext->size);
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Recalc Data object
* \{ */
static void recalcData_texspace(TransInfo *t)
{
if (t->state != TRANS_CANCEL) {
transform_snap_project_individual_apply(t);
}
FOREACH_TRANS_DATA_CONTAINER (t, tc) {
TransData *td = tc->data;
for (int i = 0; i < tc->data_len; i++, td++) {
if (td->flag & TD_SKIP) {
continue;
}
DEG_id_tag_update(&td->ob->id, ID_RECALC_GEOMETRY);
}
}
}
/** \} */
TransConvertTypeInfo TransConvertType_ObjectTexSpace = {
/*flags*/ 0,
/*createTransData*/ createTransTexspace,
/*recalcData*/ recalcData_texspace,
/*special_aftertrans_update*/ NULL,
};