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/* SPDX-License-Identifier: GPL-2.0-or-later
* Copyright 2004 Blender Foundation. All rights reserved. */
/** \file
* \ingroup edmesh
*/
#include "DNA_object_types.h"
#include "BLI_math.h"
#include "BLI_string.h"
#include "BKE_context.h"
#include "BKE_editmesh.h"
#include "BKE_layer.h"
#include "BKE_report.h"
#include "RNA_access.h"
#include "RNA_define.h"
#include "WM_types.h"
#include "ED_mesh.h"
#include "ED_screen.h"
#include "ED_view3d.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];
const 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");
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) - (float)(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, CTX_wm_view3d(C), &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 world-space 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(obedit->data,
&(const struct EDBMUpdate_Params){
.calc_looptri = true,
.calc_normals = false,
.is_destructive = 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, scene->cursor.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;
}
static bool edbm_spin_poll_property(const bContext *UNUSED(C),
wmOperator *op,
const PropertyRNA *prop)
{
const char *prop_id = RNA_property_identifier(prop);
const bool dupli = RNA_boolean_get(op->ptr, "dupli");
if (dupli) {
if (STR_ELEM(prop_id, "use_auto_merge", "use_normal_flip")) {
return false;
}
}
return true;
}
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;
ot->poll_property = edbm_spin_poll_property;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
/* props */
RNA_def_int(ot->srna, "steps", 12, 0, 1000000, "Steps", "Steps", 0, 1000);
prop = RNA_def_boolean(ot->srna, "dupli", 0, "Use Duplicates", "");
RNA_def_property_flag(prop, PROP_SKIP_SAVE);
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_xyz(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);
#endif
}
/** \} */
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