203 lines
8.4 KiB
C++
203 lines
8.4 KiB
C++
/**************************************************************************/
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/* navigation_link_3d_gizmo_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) 2014-present Godot Engine contributors (see AUTHORS.md). */
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
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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 "navigation_link_3d_gizmo_plugin.h"
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#include "editor/editor_undo_redo_manager.h"
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#include "editor/plugins/node_3d_editor_plugin.h"
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#include "scene/3d/navigation_link_3d.h"
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#include "servers/navigation_server_3d.h"
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NavigationLink3DGizmoPlugin::NavigationLink3DGizmoPlugin() {
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create_material("navigation_link_material", NavigationServer3D::get_singleton()->get_debug_navigation_link_connection_color());
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create_material("navigation_link_material_disabled", NavigationServer3D::get_singleton()->get_debug_navigation_link_connection_disabled_color());
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create_handle_material("handles");
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}
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bool NavigationLink3DGizmoPlugin::has_gizmo(Node3D *p_spatial) {
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return Object::cast_to<NavigationLink3D>(p_spatial) != nullptr;
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}
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String NavigationLink3DGizmoPlugin::get_gizmo_name() const {
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return "NavigationLink3D";
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}
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int NavigationLink3DGizmoPlugin::get_priority() const {
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return -1;
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}
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void NavigationLink3DGizmoPlugin::redraw(EditorNode3DGizmo *p_gizmo) {
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NavigationLink3D *link = Object::cast_to<NavigationLink3D>(p_gizmo->get_node_3d());
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RID nav_map = link->get_world_3d()->get_navigation_map();
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real_t search_radius = NavigationServer3D::get_singleton()->map_get_link_connection_radius(nav_map);
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Vector3 up_vector = NavigationServer3D::get_singleton()->map_get_up(nav_map);
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Vector3::Axis up_axis = up_vector.max_axis_index();
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Vector3 start_position = link->get_start_position();
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Vector3 end_position = link->get_end_position();
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Ref<Material> link_material = get_material("navigation_link_material", p_gizmo);
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Ref<Material> link_material_disabled = get_material("navigation_link_material_disabled", p_gizmo);
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Ref<Material> handles_material = get_material("handles");
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p_gizmo->clear();
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// Draw line between the points.
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Vector<Vector3> lines;
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lines.append(start_position);
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lines.append(end_position);
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// Draw start position search radius
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for (int i = 0; i < 30; i++) {
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// Create a circle
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const float ra = Math::deg_to_rad((float)(i * 12));
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const float rb = Math::deg_to_rad((float)((i + 1) * 12));
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const Point2 a = Vector2(Math::sin(ra), Math::cos(ra)) * search_radius;
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const Point2 b = Vector2(Math::sin(rb), Math::cos(rb)) * search_radius;
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// Draw axis-aligned circle
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switch (up_axis) {
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case Vector3::AXIS_X:
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lines.append(start_position + Vector3(0, a.x, a.y));
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lines.append(start_position + Vector3(0, b.x, b.y));
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break;
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case Vector3::AXIS_Y:
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lines.append(start_position + Vector3(a.x, 0, a.y));
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lines.append(start_position + Vector3(b.x, 0, b.y));
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break;
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case Vector3::AXIS_Z:
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lines.append(start_position + Vector3(a.x, a.y, 0));
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lines.append(start_position + Vector3(b.x, b.y, 0));
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break;
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}
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}
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// Draw end position search radius
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for (int i = 0; i < 30; i++) {
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// Create a circle
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const float ra = Math::deg_to_rad((float)(i * 12));
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const float rb = Math::deg_to_rad((float)((i + 1) * 12));
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const Point2 a = Vector2(Math::sin(ra), Math::cos(ra)) * search_radius;
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const Point2 b = Vector2(Math::sin(rb), Math::cos(rb)) * search_radius;
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// Draw axis-aligned circle
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switch (up_axis) {
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case Vector3::AXIS_X:
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lines.append(end_position + Vector3(0, a.x, a.y));
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lines.append(end_position + Vector3(0, b.x, b.y));
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break;
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case Vector3::AXIS_Y:
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lines.append(end_position + Vector3(a.x, 0, a.y));
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lines.append(end_position + Vector3(b.x, 0, b.y));
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break;
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case Vector3::AXIS_Z:
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lines.append(end_position + Vector3(a.x, a.y, 0));
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lines.append(end_position + Vector3(b.x, b.y, 0));
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break;
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}
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}
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p_gizmo->add_lines(lines, link->is_enabled() ? link_material : link_material_disabled);
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p_gizmo->add_collision_segments(lines);
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Vector<Vector3> handles;
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handles.append(start_position);
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handles.append(end_position);
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p_gizmo->add_handles(handles, handles_material);
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}
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String NavigationLink3DGizmoPlugin::get_handle_name(const EditorNode3DGizmo *p_gizmo, int p_id, bool p_secondary) const {
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return p_id == 0 ? TTR("Start Location") : TTR("End Location");
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}
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Variant NavigationLink3DGizmoPlugin::get_handle_value(const EditorNode3DGizmo *p_gizmo, int p_id, bool p_secondary) const {
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NavigationLink3D *link = Object::cast_to<NavigationLink3D>(p_gizmo->get_node_3d());
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return p_id == 0 ? link->get_start_position() : link->get_end_position();
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}
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void NavigationLink3DGizmoPlugin::set_handle(const EditorNode3DGizmo *p_gizmo, int p_id, bool p_secondary, Camera3D *p_camera, const Point2 &p_point) {
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NavigationLink3D *link = Object::cast_to<NavigationLink3D>(p_gizmo->get_node_3d());
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Transform3D gt = link->get_global_transform();
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Transform3D gi = gt.affine_inverse();
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Transform3D ct = p_camera->get_global_transform();
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Vector3 cam_dir = ct.basis.get_column(Vector3::AXIS_Z);
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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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Vector3 position = p_id == 0 ? link->get_start_position() : link->get_end_position();
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Plane move_plane = Plane(cam_dir, gt.xform(position));
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Vector3 intersection;
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if (!move_plane.intersects_ray(ray_from, ray_dir, &intersection)) {
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return;
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}
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if (Node3DEditor::get_singleton()->is_snap_enabled()) {
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double snap = Node3DEditor::get_singleton()->get_translate_snap();
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intersection.snap(Vector3(snap, snap, snap));
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}
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position = gi.xform(intersection);
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if (p_id == 0) {
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link->set_start_position(position);
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} else if (p_id == 1) {
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link->set_end_position(position);
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}
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}
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void NavigationLink3DGizmoPlugin::commit_handle(const EditorNode3DGizmo *p_gizmo, int p_id, bool p_secondary, const Variant &p_restore, bool p_cancel) {
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NavigationLink3D *link = Object::cast_to<NavigationLink3D>(p_gizmo->get_node_3d());
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if (p_cancel) {
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if (p_id == 0) {
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link->set_start_position(p_restore);
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} else {
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link->set_end_position(p_restore);
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}
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return;
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}
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EditorUndoRedoManager *ur = EditorUndoRedoManager::get_singleton();
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if (p_id == 0) {
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ur->create_action(TTR("Change Start Position"));
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ur->add_do_method(link, "set_start_position", link->get_start_position());
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ur->add_undo_method(link, "set_start_position", p_restore);
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} else {
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ur->create_action(TTR("Change End Position"));
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ur->add_do_method(link, "set_end_position", link->get_end_position());
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ur->add_undo_method(link, "set_end_position", p_restore);
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}
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ur->commit_action();
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}
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