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/*
* ***** BEGIN GPL LICENSE BLOCK *****
*
* 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) 2004 by Blender Foundation.
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): Joseph Eagar
*
* ***** END GPL LICENSE BLOCK *****
*/
/** \file blender/editors/mesh/editmesh_extrude_spin.c
* \ingroup edmesh
*/
#include "DNA_object_types.h"
#include "BLI_math.h"
#include "BKE_context.h"
#include "BKE_report.h"
#include "BKE_editmesh.h"
#include "BKE_layer.h"
#include "RNA_define.h"
#include "RNA_access.h"
#include "RNA_enum_types.h"
#include "WM_api.h"
#include "WM_types.h"
#include "ED_mesh.h"
#include "ED_screen.h"
#include "ED_view3d.h"
#include "UI_resources.h"
#include "MEM_guardedalloc.h"
#include "mesh_intern.h" /* own include */
#define USE_GIZMO
/* -------------------------------------------------------------------- */
/** \name Spin Operator
* \{ */
static int edbm_spin_exec(bContext *C, wmOperator *op)
{
ViewLayer *view_layer = CTX_data_view_layer(C);
float cent[3], axis[3];
float d[3] = {0.0f, 0.0f, 0.0f};
RNA_float_get_array(op->ptr, "center", cent);
RNA_float_get_array(op->ptr, "axis", axis);
const int steps = RNA_int_get(op->ptr, "steps");
const float angle = RNA_float_get(op->ptr, "angle");
const bool use_normal_flip = RNA_boolean_get(op->ptr, "use_normal_flip") ^ (angle < 0.0f);
const bool dupli = RNA_boolean_get(op->ptr, "dupli");
const bool use_auto_merge = (
RNA_boolean_get(op->ptr, "use_auto_merge") &&
(dupli == false) &&
(steps >= 3) &&
fabsf((fabsf(angle) - (M_PI * 2))) <= 1e-6f);
if (is_zero_v3(axis)) {
BKE_report(op->reports, RPT_ERROR, "Invalid/unset axis");
return OPERATOR_CANCELLED;
}
uint objects_len = 0;
Object **objects = BKE_view_layer_array_from_objects_in_edit_mode_unique_data(view_layer, &objects_len);
for (uint ob_index = 0; ob_index < objects_len; ob_index++) {
Object *obedit = objects[ob_index];
BMEditMesh *em = BKE_editmesh_from_object(obedit);
BMesh *bm = em->bm;
BMOperator spinop;
/* keep the values in worldspace since we're passing the obmat */
if (!EDBM_op_init(
em, &spinop, op,
"spin geom=%hvef cent=%v axis=%v dvec=%v steps=%i angle=%f space=%m4 "
"use_normal_flip=%b use_duplicate=%b use_merge=%b",
BM_ELEM_SELECT, cent, axis, d, steps, -angle, obedit->obmat,
use_normal_flip, dupli, use_auto_merge))
{
continue;
}
BMO_op_exec(bm, &spinop);
if (use_auto_merge == false) {
EDBM_flag_disable_all(em, BM_ELEM_SELECT);
BMO_slot_buffer_hflag_enable(bm, spinop.slots_out, "geom_last.out", BM_ALL_NOLOOP, BM_ELEM_SELECT, true);
}
if (!EDBM_op_finish(em, &spinop, op, true)) {
continue;
}
EDBM_update_generic(em, true, true);
}
MEM_freeN(objects);
return OPERATOR_FINISHED;
}
/* get center and axis, in global coords */
static int edbm_spin_invoke(bContext *C, wmOperator *op, const wmEvent *UNUSED(event))
{
Scene *scene = CTX_data_scene(C);
View3D *v3d = CTX_wm_view3d(C);
RegionView3D *rv3d = ED_view3d_context_rv3d(C);
PropertyRNA *prop;
prop = RNA_struct_find_property(op->ptr, "center");
if (!RNA_property_is_set(op->ptr, prop)) {
RNA_property_float_set_array(op->ptr, prop, ED_view3d_cursor3d_get(scene, v3d)->location);
}
if (rv3d) {
prop = RNA_struct_find_property(op->ptr, "axis");
if (!RNA_property_is_set(op->ptr, prop)) {
RNA_property_float_set_array(op->ptr, prop, rv3d->viewinv[2]);
}
}
#ifdef USE_GIZMO
/* Start with zero angle, drag out the value. */
prop = RNA_struct_find_property(op->ptr, "angle");
if (!RNA_property_is_set(op->ptr, prop)) {
RNA_property_float_set(op->ptr, prop, 0.0f);
}
#endif
int ret = edbm_spin_exec(C, op);
#ifdef USE_GIZMO
if (ret & OPERATOR_FINISHED) {
/* Setup gizmos */
if (v3d && ((v3d->gizmo_flag & V3D_GIZMO_HIDE) == 0)) {
wmGizmoGroupType *gzgt = WM_gizmogrouptype_find("MESH_GGT_spin_redo", false);
if (!WM_gizmo_group_type_ensure_ptr(gzgt)) {
struct Main *bmain = CTX_data_main(C);
WM_gizmo_group_type_reinit_ptr(bmain, gzgt);
}
}
}
#endif
return ret;
}
void MESH_OT_spin(wmOperatorType *ot)
{
PropertyRNA *prop;
/* identifiers */
ot->name = "Spin";
ot->description = "Extrude selected vertices in a circle around the cursor in indicated viewport";
ot->idname = "MESH_OT_spin";
/* api callbacks */
ot->invoke = edbm_spin_invoke;
ot->exec = edbm_spin_exec;
ot->poll = ED_operator_editmesh;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
/* props */
RNA_def_int(ot->srna, "steps", 9, 0, 1000000, "Steps", "Steps", 0, 1000);
RNA_def_boolean(ot->srna, "dupli", 0, "Dupli", "Make Duplicates");
prop = RNA_def_float(ot->srna, "angle", DEG2RADF(90.0f), -1e12f, 1e12f, "Angle", "Rotation for each step",
DEG2RADF(-360.0f), DEG2RADF(360.0f));
RNA_def_property_subtype(prop, PROP_ANGLE);
RNA_def_boolean(ot->srna, "use_auto_merge", true, "Auto Merge", "Merge first/last when the angle is a full revolution");
RNA_def_boolean(ot->srna, "use_normal_flip", 0, "Flip Normals", "");
RNA_def_float_vector(ot->srna, "center", 3, NULL, -1e12f, 1e12f,
"Center", "Center in global view space", -1e4f, 1e4f);
RNA_def_float_vector(ot->srna, "axis", 3, NULL, -1.0f, 1.0f, "Axis", "Axis in global view space", -1.0f, 1.0f);
WM_gizmogrouptype_append(MESH_GGT_spin);
#ifdef USE_GIZMO
WM_gizmogrouptype_append(MESH_GGT_spin_redo);
prop = RNA_def_enum_flag(ot->srna, "gizmo_axis", rna_enum_axis_flag_xyz_items, (1 << 2), "Axis", "");
RNA_def_property_flag(prop, PROP_HIDDEN | PROP_SKIP_SAVE);
#endif
}
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