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/* SPDX-License-Identifier: GPL-2.0-or-later */
#include "BLI_utildefines.h"
#include "BKE_context.h"
#include "BKE_paint.h"
#include "WM_api.h"
#include "WM_toolsystem.h"
#include "ED_curves_sculpt.h"
#include "ED_object.h"
#include "curves_sculpt_intern.h"
#include "paint_intern.h"
/* -------------------------------------------------------------------- */
/** \name Poll Functions
* \{ */
bool CURVES_SCULPT_mode_poll(bContext *C)
{
Object *ob = CTX_data_active_object(C);
return ob && ob->mode & OB_MODE_SCULPT_CURVES;
}
bool CURVES_SCULPT_mode_poll_view3d(bContext *C)
{
if (!CURVES_SCULPT_mode_poll(C)) {
return false;
}
if (CTX_wm_region_view3d(C) == nullptr) {
return false;
}
return true;
}
namespace blender::ed::sculpt_paint {
/** \} */
/* -------------------------------------------------------------------- */
/** \name * SCULPT_CURVES_OT_brush_stroke
* \{ */
static bool stroke_get_location(bContext *C, float out[3], const float mouse[2])
{
out[0] = mouse[0];
out[1] = mouse[1];
out[2] = 0;
UNUSED_VARS(C);
return true;
}
static bool stroke_test_start(bContext *C, struct wmOperator *op, const float mouse[2])
{
UNUSED_VARS(C, op, mouse);
return true;
}
static void stroke_update_step(bContext *C,
wmOperator *op,
PaintStroke *stroke,
PointerRNA *itemptr)
{
UNUSED_VARS(C, op, stroke, itemptr);
}
static void stroke_done(const bContext *C, PaintStroke *stroke)
{
UNUSED_VARS(C, stroke);
}
static int sculpt_curves_stroke_invoke(bContext *C, wmOperator *op, const wmEvent *event)
{
PaintStroke *stroke = paint_stroke_new(C,
op,
stroke_get_location,
stroke_test_start,
stroke_update_step,
nullptr,
stroke_done,
event->type);
op->customdata = stroke;
WM_event_add_modal_handler(C, op);
return OPERATOR_RUNNING_MODAL;
}
static int sculpt_curves_stroke_modal(bContext *C, wmOperator *op, const wmEvent *event)
{
return paint_stroke_modal(C, op, event, static_cast<PaintStroke *>(op->customdata));
}
static void sculpt_curves_stroke_cancel(bContext *C, wmOperator *op)
{
paint_stroke_cancel(C, op, static_cast<PaintStroke *>(op->customdata));
}
static void SCULPT_CURVES_OT_brush_stroke(struct wmOperatorType *ot)
{
ot->name = "Stroke Curves Sculpt";
ot->idname = "SCULPT_CURVES_OT_brush_stroke";
ot->description = "Sculpt curves using a brush";
ot->invoke = sculpt_curves_stroke_invoke;
ot->modal = sculpt_curves_stroke_modal;
ot->cancel = sculpt_curves_stroke_cancel;
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
paint_stroke_operator_properties(ot);
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name * CURVES_OT_sculptmode_toggle
* \{ */
static bool curves_sculptmode_toggle_poll(bContext *C)
{
Object *ob = CTX_data_active_object(C);
if (ob == nullptr) {
return false;
}
if (ob->type != OB_CURVES) {
return false;
}
return true;
}
static void curves_sculptmode_enter(bContext *C)
{
Scene *scene = CTX_data_scene(C);
Object *ob = CTX_data_active_object(C);
BKE_paint_ensure(scene->toolsettings, (Paint **)&scene->toolsettings->curves_sculpt);
CurvesSculpt *curves_sculpt = scene->toolsettings->curves_sculpt;
ob->mode = OB_MODE_SCULPT_CURVES;
paint_cursor_start(&curves_sculpt->paint, CURVES_SCULPT_mode_poll_view3d);
}
static void curves_sculptmode_exit(bContext *C)
{
Object *ob = CTX_data_active_object(C);
ob->mode = OB_MODE_OBJECT;
}
static int curves_sculptmode_toggle_exec(bContext *C, wmOperator *op)
{
Object *ob = CTX_data_active_object(C);
const bool is_mode_set = ob->mode == OB_MODE_SCULPT_CURVES;
if (is_mode_set) {
if (!ED_object_mode_compat_set(C, ob, OB_MODE_SCULPT_CURVES, op->reports)) {
return OPERATOR_CANCELLED;
}
}
if (is_mode_set) {
curves_sculptmode_exit(C);
}
else {
curves_sculptmode_enter(C);
}
WM_toolsystem_update_from_context_view3d(C);
WM_event_add_notifier(C, NC_SCENE | ND_MODE, nullptr);
return OPERATOR_CANCELLED;
}
static void CURVES_OT_sculptmode_toggle(wmOperatorType *ot)
{
ot->name = "Curve Sculpt Mode Toggle";
ot->idname = "CURVES_OT_sculptmode_toggle";
ot->description = "Enter/Exit sculpt mode for curves";
ot->exec = curves_sculptmode_toggle_exec;
ot->poll = curves_sculptmode_toggle_poll;
ot->flag = OPTYPE_UNDO | OPTYPE_REGISTER;
}
} // namespace blender::ed::sculpt_paint
/** \} */
/* -------------------------------------------------------------------- */
/** \name * Registration
* \{ */
void ED_operatortypes_sculpt_curves()
{
using namespace blender::ed::sculpt_paint;
WM_operatortype_append(SCULPT_CURVES_OT_brush_stroke);
WM_operatortype_append(CURVES_OT_sculptmode_toggle);
}
/** \} */
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