566 lines
16 KiB
C++
566 lines
16 KiB
C++
/*************************************************************************/
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/* path_editor_plugin.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2017 Godot Engine contributors (cf. AUTHORS.md) */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#include "path_editor_plugin.h"
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#include "os/keyboard.h"
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#include "scene/resources/curve.h"
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#include "spatial_editor_plugin.h"
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String PathSpatialGizmo::get_handle_name(int p_idx) const {
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Ref<Curve3D> c = path->get_curve();
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if (c.is_null())
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return "";
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if (p_idx < c->get_point_count()) {
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return TTR("Curve Point #") + itos(p_idx);
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}
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p_idx = p_idx - c->get_point_count() + 1;
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int idx = p_idx / 2;
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int t = p_idx % 2;
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String n = TTR("Curve Point #") + itos(idx);
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if (t == 0)
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n += " In";
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else
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n += " Out";
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return n;
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}
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Variant PathSpatialGizmo::get_handle_value(int p_idx) const {
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Ref<Curve3D> c = path->get_curve();
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if (c.is_null())
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return Variant();
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if (p_idx < c->get_point_count()) {
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original = c->get_point_pos(p_idx);
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return original;
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}
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p_idx = p_idx - c->get_point_count() + 1;
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int idx = p_idx / 2;
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int t = p_idx % 2;
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Vector3 ofs;
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if (t == 0)
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ofs = c->get_point_in(idx);
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else
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ofs = c->get_point_out(idx);
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original = ofs + c->get_point_pos(idx);
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return ofs;
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}
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void PathSpatialGizmo::set_handle(int p_idx, Camera *p_camera, const Point2 &p_point) {
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Ref<Curve3D> c = path->get_curve();
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if (c.is_null())
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return;
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Transform gt = path->get_global_transform();
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Transform gi = gt.affine_inverse();
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Vector3 ray_from = p_camera->project_ray_origin(p_point);
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Vector3 ray_dir = p_camera->project_ray_normal(p_point);
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if (p_idx < c->get_point_count()) {
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Plane p(gt.xform(original), p_camera->get_transform().basis.get_axis(2));
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Vector3 inters;
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if (p.intersects_ray(ray_from, ray_dir, &inters)) {
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if (SpatialEditor::get_singleton()->is_snap_enabled()) {
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float snap = SpatialEditor::get_singleton()->get_translate_snap();
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inters.snap(snap);
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}
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Vector3 local = gi.xform(inters);
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c->set_point_pos(p_idx, local);
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}
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return;
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}
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p_idx = p_idx - c->get_point_count() + 1;
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int idx = p_idx / 2;
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int t = p_idx % 2;
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Vector3 base = c->get_point_pos(idx);
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Plane p(gt.xform(original), p_camera->get_transform().basis.get_axis(2));
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Vector3 inters;
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if (p.intersects_ray(ray_from, ray_dir, &inters)) {
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Vector3 local = gi.xform(inters) - base;
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if (t == 0) {
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c->set_point_in(idx, local);
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} else {
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c->set_point_out(idx, local);
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}
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}
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}
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void PathSpatialGizmo::commit_handle(int p_idx, const Variant &p_restore, bool p_cancel) {
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Ref<Curve3D> c = path->get_curve();
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if (c.is_null())
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return;
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UndoRedo *ur = SpatialEditor::get_singleton()->get_undo_redo();
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if (p_idx < c->get_point_count()) {
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if (p_cancel) {
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c->set_point_pos(p_idx, p_restore);
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return;
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}
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ur->create_action(TTR("Set Curve Point Pos"));
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ur->add_do_method(c.ptr(), "set_point_pos", p_idx, c->get_point_pos(p_idx));
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ur->add_undo_method(c.ptr(), "set_point_pos", p_idx, p_restore);
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ur->commit_action();
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return;
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}
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p_idx = p_idx - c->get_point_count() + 1;
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int idx = p_idx / 2;
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int t = p_idx % 2;
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Vector3 ofs;
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if (p_cancel) {
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return;
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}
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if (t == 0) {
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if (p_cancel) {
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c->set_point_in(p_idx, p_restore);
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return;
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}
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ur->create_action(TTR("Set Curve In Pos"));
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ur->add_do_method(c.ptr(), "set_point_in", idx, c->get_point_in(idx));
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ur->add_undo_method(c.ptr(), "set_point_in", idx, p_restore);
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ur->commit_action();
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} else {
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if (p_cancel) {
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c->set_point_out(idx, p_restore);
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return;
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}
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ur->create_action(TTR("Set Curve Out Pos"));
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ur->add_do_method(c.ptr(), "set_point_out", idx, c->get_point_out(idx));
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ur->add_undo_method(c.ptr(), "set_point_out", idx, p_restore);
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ur->commit_action();
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}
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}
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void PathSpatialGizmo::redraw() {
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clear();
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Ref<Curve3D> c = path->get_curve();
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if (c.is_null())
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return;
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Vector3Array v3a = c->tesselate();
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//Vector3Array v3a=c->get_baked_points();
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int v3s = v3a.size();
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if (v3s == 0)
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return;
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Vector<Vector3> v3p;
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Vector3Array::Read r = v3a.read();
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for (int i = 0; i < v3s - 1; i++) {
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v3p.push_back(r[i]);
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v3p.push_back(r[i + 1]);
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//v3p.push_back(r[i]);
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//v3p.push_back(r[i]+Vector3(0,0.2,0));
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}
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add_lines(v3p, PathEditorPlugin::singleton->path_material);
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add_collision_segments(v3p);
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if (PathEditorPlugin::singleton->get_edited_path() == path) {
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v3p.clear();
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Vector<Vector3> handles;
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Vector<Vector3> sec_handles;
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for (int i = 0; i < c->get_point_count(); i++) {
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Vector3 p = c->get_point_pos(i);
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handles.push_back(p);
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if (i > 0) {
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v3p.push_back(p);
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v3p.push_back(p + c->get_point_in(i));
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sec_handles.push_back(p + c->get_point_in(i));
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}
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if (i < c->get_point_count() - 1) {
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v3p.push_back(p);
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v3p.push_back(p + c->get_point_out(i));
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sec_handles.push_back(p + c->get_point_out(i));
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}
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}
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add_lines(v3p, PathEditorPlugin::singleton->path_thin_material);
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add_handles(handles);
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add_handles(sec_handles, false, true);
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}
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}
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PathSpatialGizmo::PathSpatialGizmo(Path *p_path) {
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path = p_path;
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set_spatial_node(p_path);
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}
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Ref<SpatialEditorGizmo> PathEditorPlugin::create_spatial_gizmo(Spatial *p_spatial) {
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if (p_spatial->cast_to<Path>()) {
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return memnew(PathSpatialGizmo(p_spatial->cast_to<Path>()));
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}
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return Ref<SpatialEditorGizmo>();
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}
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bool PathEditorPlugin::forward_spatial_input_event(Camera *p_camera, const InputEvent &p_event) {
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if (!path)
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return false;
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Ref<Curve3D> c = path->get_curve();
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if (c.is_null())
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return false;
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Transform gt = path->get_global_transform();
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Transform it = gt.affine_inverse();
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static const int click_dist = 10; //should make global
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if (p_event.type == InputEvent::MOUSE_BUTTON) {
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const InputEventMouseButton &mb = p_event.mouse_button;
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Point2 mbpos(mb.x, mb.y);
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if (mb.pressed && mb.button_index == BUTTON_LEFT && (curve_create->is_pressed() || (curve_edit->is_pressed() && mb.mod.control))) {
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//click into curve, break it down
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Vector3Array v3a = c->tesselate();
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int idx = 0;
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int rc = v3a.size();
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int closest_seg = -1;
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Vector3 closest_seg_point;
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float closest_d = 1e20;
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if (rc >= 2) {
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Vector3Array::Read r = v3a.read();
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if (p_camera->unproject_position(gt.xform(c->get_point_pos(0))).distance_to(mbpos) < click_dist)
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return false; //nope, existing
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for (int i = 0; i < c->get_point_count() - 1; i++) {
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//find the offset and point index of the place to break up
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int j = idx;
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if (p_camera->unproject_position(gt.xform(c->get_point_pos(i + 1))).distance_to(mbpos) < click_dist)
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return false; //nope, existing
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while (j < rc && c->get_point_pos(i + 1) != r[j]) {
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Vector3 from = r[j];
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Vector3 to = r[j + 1];
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real_t cdist = from.distance_to(to);
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from = gt.xform(from);
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to = gt.xform(to);
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if (cdist > 0) {
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Vector2 s[2];
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s[0] = p_camera->unproject_position(from);
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s[1] = p_camera->unproject_position(to);
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Vector2 inters = Geometry::get_closest_point_to_segment_2d(mbpos, s);
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float d = inters.distance_to(mbpos);
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if (d < 10 && d < closest_d) {
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closest_d = d;
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closest_seg = i;
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Vector3 ray_from = p_camera->project_ray_origin(mbpos);
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Vector3 ray_dir = p_camera->project_ray_normal(mbpos);
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Vector3 ra, rb;
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Geometry::get_closest_points_between_segments(ray_from, ray_from + ray_dir * 4096, from, to, ra, rb);
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closest_seg_point = it.xform(rb);
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}
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}
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j++;
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}
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if (idx == j)
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idx++; //force next
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else
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idx = j; //swap
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if (j == rc)
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break;
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}
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}
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UndoRedo *ur = editor->get_undo_redo();
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if (closest_seg != -1) {
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//subdivide
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ur->create_action(TTR("Split Path"));
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ur->add_do_method(c.ptr(), "add_point", closest_seg_point, Vector3(), Vector3(), closest_seg + 1);
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ur->add_undo_method(c.ptr(), "remove_point", closest_seg + 1);
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ur->commit_action();
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return true;
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} else {
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Vector3 org;
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if (c->get_point_count() == 0)
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org = path->get_transform().get_origin();
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else
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org = gt.xform(c->get_point_pos(c->get_point_count()));
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Plane p(org, p_camera->get_transform().basis.get_axis(2));
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Vector3 ray_from = p_camera->project_ray_origin(mbpos);
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Vector3 ray_dir = p_camera->project_ray_normal(mbpos);
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Vector3 inters;
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if (p.intersects_ray(ray_from, ray_dir, &inters)) {
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ur->create_action(TTR("Add Point to Curve"));
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ur->add_do_method(c.ptr(), "add_point", it.xform(inters), Vector3(), Vector3(), -1);
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ur->add_undo_method(c.ptr(), "remove_point", c->get_point_count());
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ur->commit_action();
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return true;
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}
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//add new at pos
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}
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} else if (mb.pressed && ((mb.button_index == BUTTON_LEFT && curve_del->is_pressed()) || (mb.button_index == BUTTON_RIGHT && curve_edit->is_pressed()))) {
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int erase_idx = -1;
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for (int i = 0; i < c->get_point_count(); i++) {
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//find the offset and point index of the place to break up
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if (p_camera->unproject_position(gt.xform(c->get_point_pos(i))).distance_to(mbpos) < click_dist) {
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erase_idx = i;
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break;
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}
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}
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if (erase_idx != -1) {
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UndoRedo *ur = editor->get_undo_redo();
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ur->create_action(TTR("Remove Path Point"));
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ur->add_do_method(c.ptr(), "remove_point", erase_idx);
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ur->add_undo_method(c.ptr(), "add_point", c->get_point_pos(erase_idx), c->get_point_in(erase_idx), c->get_point_out(erase_idx), erase_idx);
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ur->commit_action();
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return true;
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}
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}
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}
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return false;
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}
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void PathEditorPlugin::edit(Object *p_object) {
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if (p_object) {
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path = p_object->cast_to<Path>();
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if (path) {
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if (path->get_curve().is_valid()) {
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path->get_curve()->emit_signal("changed");
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}
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}
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} else {
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Path *pre = path;
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path = NULL;
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if (pre) {
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pre->get_curve()->emit_signal("changed");
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}
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}
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// collision_polygon_editor->edit(p_object->cast_to<Node>());
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}
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bool PathEditorPlugin::handles(Object *p_object) const {
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return p_object->is_type("Path");
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}
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void PathEditorPlugin::make_visible(bool p_visible) {
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if (p_visible) {
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curve_create->show();
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curve_edit->show();
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curve_del->show();
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curve_close->show();
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sep->show();
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} else {
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curve_create->hide();
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curve_edit->hide();
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curve_del->hide();
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curve_close->hide();
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sep->hide();
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{
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Path *pre = path;
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path = NULL;
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if (pre && pre->get_curve().is_valid()) {
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pre->get_curve()->emit_signal("changed");
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}
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}
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}
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}
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void PathEditorPlugin::_mode_changed(int p_idx) {
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curve_create->set_pressed(p_idx == 0);
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curve_edit->set_pressed(p_idx == 1);
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curve_del->set_pressed(p_idx == 2);
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}
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void PathEditorPlugin::_close_curve() {
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Ref<Curve3D> c = path->get_curve();
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if (c.is_null())
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return;
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if (c->get_point_count() < 2)
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return;
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c->add_point(c->get_point_pos(0), c->get_point_in(0), c->get_point_out(0));
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}
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void PathEditorPlugin::_notification(int p_what) {
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if (p_what == NOTIFICATION_ENTER_TREE) {
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curve_create->connect("pressed", this, "_mode_changed", make_binds(0));
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curve_edit->connect("pressed", this, "_mode_changed", make_binds(1));
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curve_del->connect("pressed", this, "_mode_changed", make_binds(2));
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curve_close->connect("pressed", this, "_close_curve");
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}
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}
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void PathEditorPlugin::_bind_methods() {
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ObjectTypeDB::bind_method(_MD("_mode_changed"), &PathEditorPlugin::_mode_changed);
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ObjectTypeDB::bind_method(_MD("_close_curve"), &PathEditorPlugin::_close_curve);
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}
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PathEditorPlugin *PathEditorPlugin::singleton = NULL;
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PathEditorPlugin::PathEditorPlugin(EditorNode *p_node) {
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path = NULL;
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editor = p_node;
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singleton = this;
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path_material = Ref<FixedMaterial>(memnew(FixedMaterial));
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path_material->set_parameter(FixedMaterial::PARAM_DIFFUSE, Color(0.5, 0.5, 1.0, 0.8));
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path_material->set_fixed_flag(FixedMaterial::FLAG_USE_ALPHA, true);
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path_material->set_line_width(3);
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path_material->set_flag(Material::FLAG_DOUBLE_SIDED, true);
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path_material->set_flag(Material::FLAG_UNSHADED, true);
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path_thin_material = Ref<FixedMaterial>(memnew(FixedMaterial));
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path_thin_material->set_parameter(FixedMaterial::PARAM_DIFFUSE, Color(0.5, 0.5, 1.0, 0.4));
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path_thin_material->set_fixed_flag(FixedMaterial::FLAG_USE_ALPHA, true);
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path_thin_material->set_line_width(1);
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path_thin_material->set_flag(Material::FLAG_DOUBLE_SIDED, true);
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path_thin_material->set_flag(Material::FLAG_UNSHADED, true);
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|
|
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// SpatialEditor::get_singleton()->add_gizmo_plugin(this);
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|
|
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sep = memnew(VSeparator);
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sep->hide();
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SpatialEditor::get_singleton()->add_control_to_menu_panel(sep);
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|
curve_edit = memnew(ToolButton);
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|
curve_edit->set_icon(EditorNode::get_singleton()->get_gui_base()->get_icon("CurveEdit", "EditorIcons"));
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curve_edit->set_toggle_mode(true);
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|
curve_edit->hide();
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|
curve_edit->set_focus_mode(Control::FOCUS_NONE);
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|
curve_edit->set_tooltip(TTR("Select Points") + "\n" + TTR("Shift+Drag: Select Control Points") + "\n" + keycode_get_string(KEY_MASK_CMD) + TTR("Click: Add Point") + "\n" + TTR("Right Click: Delete Point"));
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|
SpatialEditor::get_singleton()->add_control_to_menu_panel(curve_edit);
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|
curve_create = memnew(ToolButton);
|
|
curve_create->set_icon(EditorNode::get_singleton()->get_gui_base()->get_icon("CurveCreate", "EditorIcons"));
|
|
curve_create->set_toggle_mode(true);
|
|
curve_create->hide();
|
|
curve_create->set_focus_mode(Control::FOCUS_NONE);
|
|
curve_create->set_tooltip(TTR("Add Point (in empty space)") + "\n" + TTR("Split Segment (in curve)"));
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|
SpatialEditor::get_singleton()->add_control_to_menu_panel(curve_create);
|
|
curve_del = memnew(ToolButton);
|
|
curve_del->set_icon(EditorNode::get_singleton()->get_gui_base()->get_icon("CurveDelete", "EditorIcons"));
|
|
curve_del->set_toggle_mode(true);
|
|
curve_del->hide();
|
|
curve_del->set_focus_mode(Control::FOCUS_NONE);
|
|
curve_del->set_tooltip(TTR("Delete Point"));
|
|
SpatialEditor::get_singleton()->add_control_to_menu_panel(curve_del);
|
|
curve_close = memnew(ToolButton);
|
|
curve_close->set_icon(EditorNode::get_singleton()->get_gui_base()->get_icon("CurveClose", "EditorIcons"));
|
|
curve_close->hide();
|
|
curve_close->set_focus_mode(Control::FOCUS_NONE);
|
|
curve_close->set_tooltip(TTR("Close Curve"));
|
|
SpatialEditor::get_singleton()->add_control_to_menu_panel(curve_close);
|
|
|
|
curve_edit->set_pressed(true);
|
|
/*
|
|
collision_polygon_editor = memnew( PathEditor(p_node) );
|
|
editor->get_viewport()->add_child(collision_polygon_editor);
|
|
|
|
collision_polygon_editor->set_margin(MARGIN_LEFT,200);
|
|
collision_polygon_editor->set_margin(MARGIN_RIGHT,230);
|
|
collision_polygon_editor->set_margin(MARGIN_TOP,0);
|
|
collision_polygon_editor->set_margin(MARGIN_BOTTOM,10);
|
|
|
|
|
|
collision_polygon_editor->hide();
|
|
*/
|
|
}
|
|
|
|
PathEditorPlugin::~PathEditorPlugin() {
|
|
}
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