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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) 2007 Blender Foundation.
* All rights reserved.
*
*
* Contributor(s): Joseph Eagar, Joshua Leung
*
* ***** END GPL LICENSE BLOCK *****
*/
/** \file blender/editors/mesh/editmesh_loopcut.c
* \ingroup edmesh
*/
#include "DNA_object_types.h"
#include "MEM_guardedalloc.h"
#include "BLI_array.h"
#include "BLI_string.h"
#include "BLI_math.h"
#include "BLF_translation.h"
#include "BKE_context.h"
#include "BKE_modifier.h"
#include "BKE_report.h"
#include "BKE_editmesh.h"
#include "BKE_DerivedMesh.h"
#include "BKE_unit.h"
#include "BIF_gl.h"
#include "ED_screen.h"
#include "ED_space_api.h"
#include "ED_view3d.h"
#include "ED_mesh.h"
#include "ED_numinput.h"
#include "RNA_access.h"
#include "RNA_define.h"
#include "RNA_enum_types.h"
#include "WM_api.h"
#include "WM_types.h"
#include "mesh_intern.h" /* own include */
#define SUBD_SMOOTH_MAX 4.0f
#define SUBD_CUTS_MAX 500
/* ringsel operator */
/* struct for properties used while drawing */
typedef struct RingSelOpData {
ARegion *ar; /* region that ringsel was activated in */
void *draw_handle; /* for drawing preview loop */
float (*edges)[2][3];
int totedge;
float (*points)[3];
int totpoint;
ViewContext vc;
Object *ob;
BMEditMesh *em;
BMEdge *eed;
NumInput num;
bool extend;
bool do_cut;
} RingSelOpData;
/* modal loop selection drawing callback */
static void ringsel_draw(const bContext *C, ARegion *UNUSED(ar), void *arg)
{
View3D *v3d = CTX_wm_view3d(C);
RingSelOpData *lcd = arg;
if ((lcd->totedge > 0) || (lcd->totpoint > 0)) {
if (v3d && v3d->zbuf)
glDisable(GL_DEPTH_TEST);
glPushMatrix();
glMultMatrixf(lcd->ob->obmat);
glColor3ub(255, 0, 255);
if (lcd->totedge > 0) {
glEnableClientState(GL_VERTEX_ARRAY);
glVertexPointer(3, GL_FLOAT, 0, lcd->edges);
glDrawArrays(GL_LINES, 0, lcd->totedge * 2);
glDisableClientState(GL_VERTEX_ARRAY);
}
if (lcd->totpoint > 0) {
glPointSize(3.0f);
glEnableClientState(GL_VERTEX_ARRAY);
glVertexPointer(3, GL_FLOAT, 0, lcd->points);
glDrawArrays(GL_POINTS, 0, lcd->totpoint);
glDisableClientState(GL_VERTEX_ARRAY);
glPointSize(1.0f);
}
glPopMatrix();
if (v3d && v3d->zbuf)
glEnable(GL_DEPTH_TEST);
}
}
/* given two opposite edges in a face, finds the ordering of their vertices so
* that cut preview lines won't cross each other */
static void edgering_find_order(BMEdge *lasteed, BMEdge *eed,
BMVert *lastv1, BMVert *v[2][2])
{
BMIter liter;
BMLoop *l, *l2;
int rev;
l = eed->l;
/* find correct order for v[1] */
if (!(BM_edge_in_face(eed, l->f) && BM_edge_in_face(lasteed, l->f))) {
BM_ITER_ELEM (l, &liter, l, BM_LOOPS_OF_LOOP) {
if (BM_edge_in_face(eed, l->f) && BM_edge_in_face(lasteed, l->f))
break;
}
}
/* this should never happen */
if (!l) {
v[0][0] = eed->v1;
v[0][1] = eed->v2;
v[1][0] = lasteed->v1;
v[1][1] = lasteed->v2;
return;
}
l2 = BM_loop_other_edge_loop(l, eed->v1);
rev = (l2 == l->prev);
while (l2->v != lasteed->v1 && l2->v != lasteed->v2) {
l2 = rev ? l2->prev : l2->next;
}
if (l2->v == lastv1) {
v[0][0] = eed->v1;
v[0][1] = eed->v2;
}
else {
v[0][0] = eed->v2;
v[0][1] = eed->v1;
}
}
static void edgering_vcos_get(DerivedMesh *dm, BMVert *v[2][2], float r_cos[2][2][3])
{
if (dm) {
int j, k;
for (j = 0; j < 2; j++) {
for (k = 0; k < 2; k++) {
dm->getVertCo(dm, BM_elem_index_get(v[j][k]), r_cos[j][k]);
}
}
}
else {
int j, k;
for (j = 0; j < 2; j++) {
for (k = 0; k < 2; k++) {
copy_v3_v3(r_cos[j][k], v[j][k]->co);
}
}
}
}
static void edgering_vcos_get_pair(DerivedMesh *dm, BMVert *v[2], float r_cos[2][3])
{
if (dm) {
int j;
for (j = 0; j < 2; j++) {
dm->getVertCo(dm, BM_elem_index_get(v[j]), r_cos[j]);
}
}
else {
int j;
for (j = 0; j < 2; j++) {
copy_v3_v3(r_cos[j], v[j]->co);
}
}
}
static void edgering_preview_free(RingSelOpData *lcd)
{
MEM_SAFE_FREE(lcd->edges);
lcd->totedge = 0;
MEM_SAFE_FREE(lcd->points);
lcd->totpoint = 0;
}
static void edgering_preview_calc_edges(RingSelOpData *lcd, DerivedMesh *dm, const int previewlines)
{
BMesh *bm = lcd->em->bm;
BMWalker walker;
BMEdge *eed_start = lcd->eed;
BMEdge *eed, *eed_last;
BMVert *v[2][2] = {{NULL}}, *v_last;
float (*edges)[2][3] = NULL;
BLI_array_declare(edges);
int i, tot = 0;
BMW_init(&walker, bm, BMW_EDGERING,
BMW_MASK_NOP, BMW_MASK_NOP, BMW_MASK_NOP,
BMW_FLAG_TEST_HIDDEN,
BMW_NIL_LAY);
v_last = NULL;
eed_last = NULL;
for (eed = eed_start = BMW_begin(&walker, eed_start); eed; eed = BMW_step(&walker)) {
if (eed_last) {
if (v_last) {
v[1][0] = v[0][0];
v[1][1] = v[0][1];
}
else {
v[1][0] = eed_last->v1;
v[1][1] = eed_last->v2;
v_last = eed_last->v1;
}
edgering_find_order(eed_last, eed, v_last, v);
v_last = v[0][0];
BLI_array_grow_items(edges, previewlines);
for (i = 1; i <= previewlines; i++) {
const float fac = (i / ((float)previewlines + 1));
float v_cos[2][2][3];
edgering_vcos_get(dm, v, v_cos);
interp_v3_v3v3(edges[tot][0], v_cos[0][0], v_cos[0][1], fac);
interp_v3_v3v3(edges[tot][1], v_cos[1][0], v_cos[1][1], fac);
tot++;
}
}
eed_last = eed;
}
if ((eed_last != eed_start) &&
#ifdef BMW_EDGERING_NGON
BM_edge_share_face_check(eed_last, eed_start)
#else
BM_edge_share_quad_check(eed_last, eed_start)
#endif
)
{
v[1][0] = v[0][0];
v[1][1] = v[0][1];
edgering_find_order(eed_last, eed_start, v_last, v);
BLI_array_grow_items(edges, previewlines);
for (i = 1; i <= previewlines; i++) {
const float fac = (i / ((float)previewlines + 1));
float v_cos[2][2][3];
if (!v[0][0] || !v[0][1] || !v[1][0] || !v[1][1]) {
continue;
}
edgering_vcos_get(dm, v, v_cos);
interp_v3_v3v3(edges[tot][0], v_cos[0][0], v_cos[0][1], fac);
interp_v3_v3v3(edges[tot][1], v_cos[1][0], v_cos[1][1], fac);
tot++;
}
}
BMW_end(&walker);
lcd->edges = edges;
lcd->totedge = tot;
}
static void edgering_preview_calc_points(RingSelOpData *lcd, DerivedMesh *dm, const int previewlines)
{
float v_cos[2][3];
float (*points)[3];
int i, tot = 0;
if (dm) {
BM_mesh_elem_table_ensure(lcd->em->bm, BM_VERT);
}
points = MEM_mallocN(sizeof(*lcd->points) * previewlines, __func__);
edgering_vcos_get_pair(dm, &lcd->eed->v1, v_cos);
for (i = 1; i <= previewlines; i++) {
const float fac = (i / ((float)previewlines + 1));
interp_v3_v3v3(points[tot], v_cos[0], v_cos[1], fac);
tot++;
}
lcd->points = points;
lcd->totpoint = previewlines;
}
static void edgering_preview_calc(RingSelOpData *lcd, const int previewlines)
{
DerivedMesh *dm;
BLI_assert(lcd->eed != NULL);
edgering_preview_free(lcd);
dm = EDBM_mesh_deform_dm_get(lcd->em);
if (dm) {
BM_mesh_elem_table_ensure(lcd->em->bm, BM_VERT);
}
if (BM_edge_is_wire(lcd->eed)) {
edgering_preview_calc_points(lcd, dm, previewlines);
}
else {
edgering_preview_calc_edges(lcd, dm, previewlines);
}
}
static void edgering_select(RingSelOpData *lcd)
{
BMEditMesh *em = lcd->em;
BMEdge *eed_start = lcd->eed;
BMWalker walker;
BMEdge *eed;
if (!eed_start)
return;
if (!lcd->extend) {
EDBM_flag_disable_all(lcd->em, BM_ELEM_SELECT);
}
BMW_init(&walker, em->bm, BMW_EDGERING,
BMW_MASK_NOP, BMW_MASK_NOP, BMW_MASK_NOP,
BMW_FLAG_TEST_HIDDEN,
BMW_NIL_LAY);
for (eed = BMW_begin(&walker, eed_start); eed; eed = BMW_step(&walker)) {
BM_edge_select_set(em->bm, eed, true);
}
BMW_end(&walker);
}
static void ringsel_find_edge(RingSelOpData *lcd, const int previewlines)
{
if (lcd->eed) {
edgering_preview_calc(lcd, previewlines);
}
else {
edgering_preview_free(lcd);
}
}
static void ringsel_finish(bContext *C, wmOperator *op)
{
RingSelOpData *lcd = op->customdata;
const int cuts = RNA_int_get(op->ptr, "number_cuts");
const float smoothness = 0.292f * RNA_float_get(op->ptr, "smoothness");
const int smooth_falloff = RNA_enum_get(op->ptr, "falloff");
#ifdef BMW_EDGERING_NGON
const bool use_only_quads = false;
#else
const bool use_only_quads = false;
#endif
if (lcd->eed) {
BMEditMesh *em = lcd->em;
BMVert *v_eed_orig[2] = {lcd->eed->v1, lcd->eed->v2};
edgering_select(lcd);
if (lcd->do_cut) {
const bool is_macro = (op->opm != NULL);
/* a single edge (rare, but better support) */
const bool is_single = (BM_edge_is_wire(lcd->eed));
const int seltype = is_single ? SUBDIV_SELECT_INNER : SUBDIV_SELECT_LOOPCUT;
/* Enable gridfill, so that intersecting loopcut works as one would expect.
* Note though that it will break edgeslide in this specific case.
* See [#31939]. */
BM_mesh_esubdivide(em->bm, BM_ELEM_SELECT,
smoothness, smooth_falloff, true,
0.0f, 0.0f,
cuts, seltype, SUBD_CORNER_PATH, 0, true,
use_only_quads, 0);
/* when used in a macro tessface is already re-recalculated */
EDBM_update_generic(em, (is_macro == false), true);
if (is_single) {
/* de-select endpoints */
BM_vert_select_set(em->bm, v_eed_orig[0], false);
BM_vert_select_set(em->bm, v_eed_orig[1], false);
EDBM_selectmode_flush_ex(lcd->em, SCE_SELECT_VERTEX);
}
/* we cant slide multiple edges in vertex select mode */
else if (is_macro && (cuts > 1) && (em->selectmode & SCE_SELECT_VERTEX)) {
EDBM_selectmode_disable(lcd->vc.scene, em, SCE_SELECT_VERTEX, SCE_SELECT_EDGE);
}
/* force edge slide to edge select mode in in face select mode */
else if (EDBM_selectmode_disable(lcd->vc.scene, em, SCE_SELECT_FACE, SCE_SELECT_EDGE)) {
/* pass, the change will flush selection */
}
else {
/* else flush explicitly */
EDBM_selectmode_flush(lcd->em);
}
}
else {
/* XXX Is this piece of code ever used now? Simple loop select is now
* in editmesh_select.c (around line 1000)... */
/* sets as active, useful for other tools */
if (em->selectmode & SCE_SELECT_VERTEX)
BM_select_history_store(em->bm, lcd->eed->v1); /* low priority TODO, get vertrex close to mouse */
if (em->selectmode & SCE_SELECT_EDGE)
BM_select_history_store(em->bm, lcd->eed);
EDBM_selectmode_flush(lcd->em);
WM_event_add_notifier(C, NC_GEOM | ND_SELECT, lcd->ob->data);
}
}
}
/* called when modal loop selection is done... */
static void ringsel_exit(bContext *UNUSED(C), wmOperator *op)
{
RingSelOpData *lcd = op->customdata;
/* deactivate the extra drawing stuff in 3D-View */
ED_region_draw_cb_exit(lcd->ar->type, lcd->draw_handle);
edgering_preview_free(lcd);
ED_region_tag_redraw(lcd->ar);
/* free the custom data */
MEM_freeN(lcd);
op->customdata = NULL;
}
/* called when modal loop selection gets set up... */
static int ringsel_init(bContext *C, wmOperator *op, bool do_cut)
{
RingSelOpData *lcd;
Scene *scene = CTX_data_scene(C);
/* alloc new customdata */
lcd = op->customdata = MEM_callocN(sizeof(RingSelOpData), "ringsel Modal Op Data");
/* assign the drawing handle for drawing preview line... */
lcd->ar = CTX_wm_region(C);
lcd->draw_handle = ED_region_draw_cb_activate(lcd->ar->type, ringsel_draw, lcd, REGION_DRAW_POST_VIEW);
lcd->ob = CTX_data_edit_object(C);
lcd->em = BKE_editmesh_from_object(lcd->ob);
lcd->extend = do_cut ? false : RNA_boolean_get(op->ptr, "extend");
lcd->do_cut = do_cut;
initNumInput(&lcd->num);
lcd->num.idx_max = 1;
lcd->num.val_flag[0] |= NUM_NO_NEGATIVE | NUM_NO_FRACTION;
/* No specific flags for smoothness. */
lcd->num.unit_sys = scene->unit.system;
lcd->num.unit_type[0] = B_UNIT_NONE;
lcd->num.unit_type[1] = B_UNIT_NONE;
/* XXX, temp, workaround for [# ] */
EDBM_mesh_ensure_valid_dm_hack(scene, lcd->em);
em_setup_viewcontext(C, &lcd->vc);
ED_region_tag_redraw(lcd->ar);
return 1;
}
static void ringcut_cancel(bContext *C, wmOperator *op)
{
/* this is just a wrapper around exit() */
ringsel_exit(C, op);
}
static void loopcut_update_edge(RingSelOpData *lcd, BMEdge *e, const int previewlines)
{
if (e != lcd->eed) {
lcd->eed = e;
ringsel_find_edge(lcd, previewlines);
}
}
static void loopcut_mouse_move(RingSelOpData *lcd, const int previewlines)
{
float dist = ED_view3d_select_dist_px();
BMEdge *e = EDBM_edge_find_nearest(&lcd->vc, &dist);
loopcut_update_edge(lcd, e, previewlines);
}
/* called by both init() and exec() */
static int loopcut_init(bContext *C, wmOperator *op, const wmEvent *event)
{
const bool is_interactive = (event != NULL);
Object *obedit = CTX_data_edit_object(C);
RingSelOpData *lcd;
if (modifiers_isDeformedByLattice(obedit) || modifiers_isDeformedByArmature(obedit))
BKE_report(op->reports, RPT_WARNING, "Loop cut does not work well on deformed edit mesh display");
view3d_operator_needs_opengl(C);
/* for re-execution, check edge index is in range before we setup ringsel */
if (is_interactive == false) {
const int e_index = RNA_int_get(op->ptr, "edge_index");
BMEditMesh *em = BKE_editmesh_from_object(obedit);
if (UNLIKELY((e_index == -1) || (e_index >= em->bm->totedge))) {
return OPERATOR_CANCELLED;
}
}
if (!ringsel_init(C, op, true))
return OPERATOR_CANCELLED;
/* add a modal handler for this operator - handles loop selection */
if (is_interactive) {
op->flag |= OP_IS_MODAL_CURSOR_REGION;
WM_event_add_modal_handler(C, op);
}
lcd = op->customdata;
if (is_interactive) {
copy_v2_v2_int(lcd->vc.mval, event->mval);
loopcut_mouse_move(lcd, is_interactive ? 1 : 0);
}
else {
const int e_index = RNA_int_get(op->ptr, "edge_index");
BMEdge *e;
BM_mesh_elem_table_ensure(lcd->em->bm, BM_EDGE);
e = BM_edge_at_index(lcd->em->bm, e_index);
loopcut_update_edge(lcd, e, 0);
}
#ifdef USE_LOOPSLIDE_HACK
/* for use in macro so we can restore, HACK */
{
Scene *scene = CTX_data_scene(C);
ToolSettings *settings = scene->toolsettings;
const int mesh_select_mode[3] = {
(settings->selectmode & SCE_SELECT_VERTEX) != 0,
(settings->selectmode & SCE_SELECT_EDGE) != 0,
(settings->selectmode & SCE_SELECT_FACE) != 0,
};
RNA_boolean_set_array(op->ptr, "mesh_select_mode_init", mesh_select_mode);
}
#endif
if (is_interactive) {
ScrArea *sa = CTX_wm_area(C);
ED_area_headerprint(sa, IFACE_("Select a ring to be cut, use mouse-wheel or page-up/down for number of cuts, "
"hold Alt for smooth"));
return OPERATOR_RUNNING_MODAL;
}
else {
ringsel_finish(C, op);
ringsel_exit(C, op);
return OPERATOR_FINISHED;
}
}
static int ringcut_invoke(bContext *C, wmOperator *op, const wmEvent *event)
{
return loopcut_init(C, op, event);
}
static int loopcut_exec(bContext *C, wmOperator *op)
{
return loopcut_init(C, op, NULL);
}
static int loopcut_finish(RingSelOpData *lcd, bContext *C, wmOperator *op)
{
/* finish */
ED_region_tag_redraw(lcd->ar);
ED_area_headerprint(CTX_wm_area(C), NULL);
if (lcd->eed) {
/* set for redo */
BM_mesh_elem_index_ensure(lcd->em->bm, BM_EDGE);
RNA_int_set(op->ptr, "edge_index", BM_elem_index_get(lcd->eed));
/* execute */
ringsel_finish(C, op);
ringsel_exit(C, op);
}
else {
ringcut_cancel(C, op);
return OPERATOR_CANCELLED;
}
return OPERATOR_FINISHED;
}
static int loopcut_modal(bContext *C, wmOperator *op, const wmEvent *event)
{
float smoothness = RNA_float_get(op->ptr, "smoothness");
int cuts = RNA_int_get(op->ptr, "number_cuts");
RingSelOpData *lcd = op->customdata;
bool show_cuts = false;
const bool has_numinput = hasNumInput(&lcd->num);
em_setup_viewcontext(C, &lcd->vc);
lcd->ar = lcd->vc.ar;
view3d_operator_needs_opengl(C);
/* using the keyboard to input the number of cuts */
/* Modal numinput active, try to handle numeric inputs first... */
if (event->val == KM_PRESS && has_numinput && handleNumInput(C, &lcd->num, event)) {
float values[2] = {(float)cuts, smoothness};
applyNumInput(&lcd->num, values);
/* allow zero so you can backspace and type in a value
* otherwise 1 as minimum would make more sense */
cuts = CLAMPIS(values[0], 0, SUBD_CUTS_MAX);
smoothness = CLAMPIS(values[1], -SUBD_SMOOTH_MAX, SUBD_SMOOTH_MAX);
RNA_int_set(op->ptr, "number_cuts", cuts);
ringsel_find_edge(lcd, cuts);
show_cuts = true;
RNA_float_set(op->ptr, "smoothness", smoothness);
ED_region_tag_redraw(lcd->ar);
}
else {
bool handled = false;
switch (event->type) {
case RETKEY:
case PADENTER:
case LEFTMOUSE: /* confirm */ // XXX hardcoded
if (event->val == KM_PRESS)
return loopcut_finish(lcd, C, op);
ED_region_tag_redraw(lcd->ar);
handled = true;
break;
case RIGHTMOUSE: /* abort */ // XXX hardcoded
ED_region_tag_redraw(lcd->ar);
ringsel_exit(C, op);
ED_area_headerprint(CTX_wm_area(C), NULL);
return OPERATOR_CANCELLED;
case ESCKEY:
if (event->val == KM_RELEASE) {
/* cancel */
ED_region_tag_redraw(lcd->ar);
ED_area_headerprint(CTX_wm_area(C), NULL);
ringcut_cancel(C, op);
return OPERATOR_CANCELLED;
}
ED_region_tag_redraw(lcd->ar);
handled = true;
break;
case PADPLUSKEY:
case PAGEUPKEY:
case WHEELUPMOUSE: /* change number of cuts */
if (event->val == KM_RELEASE)
break;
if (event->alt == 0) {
cuts++;
cuts = CLAMPIS(cuts, 0, SUBD_CUTS_MAX);
RNA_int_set(op->ptr, "number_cuts", cuts);
ringsel_find_edge(lcd, cuts);
show_cuts = true;
}
else {
smoothness = min_ff(smoothness + 0.05f, SUBD_SMOOTH_MAX);
RNA_float_set(op->ptr, "smoothness", smoothness);
show_cuts = true;
}
ED_region_tag_redraw(lcd->ar);
handled = true;
break;
case PADMINUS:
case PAGEDOWNKEY:
case WHEELDOWNMOUSE: /* change number of cuts */
if (event->val == KM_RELEASE)
break;
if (event->alt == 0) {
cuts = max_ii(cuts - 1, 1);
RNA_int_set(op->ptr, "number_cuts", cuts);
ringsel_find_edge(lcd, cuts);
show_cuts = true;
}
else {
smoothness = max_ff(smoothness - 0.05f, -SUBD_SMOOTH_MAX);
RNA_float_set(op->ptr, "smoothness", smoothness);
show_cuts = true;
}
ED_region_tag_redraw(lcd->ar);
handled = true;
break;
case MOUSEMOVE: /* mouse moved somewhere to select another loop */
if (!has_numinput) {
lcd->vc.mval[0] = event->mval[0];
lcd->vc.mval[1] = event->mval[1];
loopcut_mouse_move(lcd, cuts);
ED_region_tag_redraw(lcd->ar);
handled = true;
}
break;
}
/* Modal numinput inactive, try to handle numeric inputs last... */
if (!handled && event->val == KM_PRESS && handleNumInput(C, &lcd->num, event)) {
float values[2] = {(float)cuts, smoothness};
applyNumInput(&lcd->num, values);
/* allow zero so you can backspace and type in a value
* otherwise 1 as minimum would make more sense */
cuts = CLAMPIS(values[0], 0, SUBD_CUTS_MAX);
smoothness = CLAMPIS(values[1], -SUBD_SMOOTH_MAX, SUBD_SMOOTH_MAX);
RNA_int_set(op->ptr, "number_cuts", cuts);
ringsel_find_edge(lcd, cuts);
show_cuts = true;
RNA_float_set(op->ptr, "smoothness", smoothness);
ED_region_tag_redraw(lcd->ar);
}
}
if (show_cuts) {
Scene *sce = CTX_data_scene(C);
char buf[64 + NUM_STR_REP_LEN * 2];
char str_rep[NUM_STR_REP_LEN * 2];
if (hasNumInput(&lcd->num)) {
outputNumInput(&lcd->num, str_rep, &sce->unit);
}
else {
BLI_snprintf(str_rep, NUM_STR_REP_LEN, "%d", cuts);
BLI_snprintf(str_rep + NUM_STR_REP_LEN, NUM_STR_REP_LEN, "%.2f", smoothness);
}
BLI_snprintf(buf, sizeof(buf), IFACE_("Number of Cuts: %s, Smooth: %s (Alt)"),
str_rep, str_rep + NUM_STR_REP_LEN);
ED_area_headerprint(CTX_wm_area(C), buf);
}
/* keep going until the user confirms */
return OPERATOR_RUNNING_MODAL;
}
/* for bmesh this tool is in bmesh_select.c */
#if 0
void MESH_OT_edgering_select(wmOperatorType *ot)
{
/* description */
ot->name = "Edge Ring Select";
ot->idname = "MESH_OT_edgering_select";
ot->description = "Select an edge ring";
/* callbacks */
ot->invoke = ringsel_invoke;
ot->poll = ED_operator_editmesh_region_view3d;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
RNA_def_boolean(ot->srna, "extend", 0, "Extend", "Extend the selection");
}
#endif
void MESH_OT_loopcut(wmOperatorType *ot)
{
PropertyRNA *prop;
/* description */
ot->name = "Loop Cut";
ot->idname = "MESH_OT_loopcut";
ot->description = "Add a new loop between existing loops";
/* callbacks */
ot->invoke = ringcut_invoke;
ot->exec = loopcut_exec;
ot->modal = loopcut_modal;
ot->cancel = ringcut_cancel;
ot->poll = ED_operator_editmesh_region_view3d;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO | OPTYPE_BLOCKING;
/* properties */
prop = RNA_def_int(ot->srna, "number_cuts", 1, 1, INT_MAX, "Number of Cuts", "", 1, 100);
/* avoid re-using last var because it can cause _very_ high poly meshes and annoy users (or worse crash) */
RNA_def_property_flag(prop, PROP_SKIP_SAVE);
prop = RNA_def_float(ot->srna, "smoothness", 0.0f, -FLT_MAX, FLT_MAX,
"Smoothness", "Smoothness factor", -SUBD_SMOOTH_MAX, SUBD_SMOOTH_MAX);
RNA_def_property_flag(prop, PROP_SKIP_SAVE);
prop = RNA_def_property(ot->srna, "falloff", PROP_ENUM, PROP_NONE);
RNA_def_property_enum_items(prop, proportional_falloff_curve_only_items);
RNA_def_property_enum_default(prop, PROP_INVSQUARE);
RNA_def_property_ui_text(prop, "Falloff", "Falloff type the feather");
RNA_def_property_translation_context(prop, BLF_I18NCONTEXT_ID_CURVE); /* Abusing id_curve :/ */
prop = RNA_def_int(ot->srna, "edge_index", -1, -1, INT_MAX, "Number of Cuts", "", 0, INT_MAX);
RNA_def_property_flag(prop, PROP_HIDDEN);
#ifdef USE_LOOPSLIDE_HACK
prop = RNA_def_boolean_array(ot->srna, "mesh_select_mode_init", 3, NULL, "", "");
RNA_def_property_flag(prop, PROP_HIDDEN);
#endif
}
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