5769b0e8d8
This allows users of the server APIs to get back the nodes that created certain regions and links.
391 lines
15 KiB
C++
391 lines
15 KiB
C++
/*************************************************************************/
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/* navigation_link_3d.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) 2007-2022 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2022 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 "navigation_link_3d.h"
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#include "mesh_instance_3d.h"
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#include "servers/navigation_server_3d.h"
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#ifdef DEBUG_ENABLED
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void NavigationLink3D::_update_debug_mesh() {
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if (!is_inside_tree()) {
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return;
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}
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if (Engine::get_singleton()->is_editor_hint()) {
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// don't update inside Editor as node 3d gizmo takes care of this
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// as collisions and selections for Editor Viewport need to be updated
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return;
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}
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if (!NavigationServer3D::get_singleton()->get_debug_enabled()) {
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if (debug_instance.is_valid()) {
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RS::get_singleton()->instance_set_visible(debug_instance, false);
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}
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return;
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}
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if (!debug_instance.is_valid()) {
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debug_instance = RenderingServer::get_singleton()->instance_create();
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}
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if (!debug_mesh.is_valid()) {
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debug_mesh = Ref<ArrayMesh>(memnew(ArrayMesh));
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}
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RID nav_map = 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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debug_mesh->clear_surfaces();
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Vector<Vector3> lines;
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// Draw line between the points.
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lines.push_back(start_location);
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lines.push_back(end_location);
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// Draw start location 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_location + Vector3(0, a.x, a.y));
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lines.append(start_location + 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_location + Vector3(a.x, 0, a.y));
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lines.append(start_location + 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_location + Vector3(a.x, a.y, 0));
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lines.append(start_location + 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 location 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_location + Vector3(0, a.x, a.y));
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lines.append(end_location + 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_location + Vector3(a.x, 0, a.y));
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lines.append(end_location + 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_location + Vector3(a.x, a.y, 0));
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lines.append(end_location + Vector3(b.x, b.y, 0));
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break;
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}
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}
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Array mesh_array;
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mesh_array.resize(Mesh::ARRAY_MAX);
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mesh_array[Mesh::ARRAY_VERTEX] = lines;
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debug_mesh->add_surface_from_arrays(Mesh::PRIMITIVE_LINES, mesh_array);
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RS::get_singleton()->instance_set_base(debug_instance, debug_mesh->get_rid());
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RS::get_singleton()->instance_set_scenario(debug_instance, get_world_3d()->get_scenario());
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RS::get_singleton()->instance_set_visible(debug_instance, is_visible_in_tree());
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Ref<StandardMaterial3D> link_material = NavigationServer3D::get_singleton_mut()->get_debug_navigation_link_connections_material();
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Ref<StandardMaterial3D> disabled_link_material = NavigationServer3D::get_singleton_mut()->get_debug_navigation_link_connections_disabled_material();
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if (enabled) {
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RS::get_singleton()->instance_set_surface_override_material(debug_instance, 0, link_material->get_rid());
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} else {
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RS::get_singleton()->instance_set_surface_override_material(debug_instance, 0, disabled_link_material->get_rid());
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}
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}
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#endif // DEBUG_ENABLED
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void NavigationLink3D::_bind_methods() {
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ClassDB::bind_method(D_METHOD("set_enabled", "enabled"), &NavigationLink3D::set_enabled);
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ClassDB::bind_method(D_METHOD("is_enabled"), &NavigationLink3D::is_enabled);
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ClassDB::bind_method(D_METHOD("set_bidirectional", "bidirectional"), &NavigationLink3D::set_bidirectional);
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ClassDB::bind_method(D_METHOD("is_bidirectional"), &NavigationLink3D::is_bidirectional);
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ClassDB::bind_method(D_METHOD("set_navigation_layers", "navigation_layers"), &NavigationLink3D::set_navigation_layers);
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ClassDB::bind_method(D_METHOD("get_navigation_layers"), &NavigationLink3D::get_navigation_layers);
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ClassDB::bind_method(D_METHOD("set_navigation_layer_value", "layer_number", "value"), &NavigationLink3D::set_navigation_layer_value);
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ClassDB::bind_method(D_METHOD("get_navigation_layer_value", "layer_number"), &NavigationLink3D::get_navigation_layer_value);
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ClassDB::bind_method(D_METHOD("set_start_location", "location"), &NavigationLink3D::set_start_location);
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ClassDB::bind_method(D_METHOD("get_start_location"), &NavigationLink3D::get_start_location);
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ClassDB::bind_method(D_METHOD("set_end_location", "location"), &NavigationLink3D::set_end_location);
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ClassDB::bind_method(D_METHOD("get_end_location"), &NavigationLink3D::get_end_location);
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ClassDB::bind_method(D_METHOD("set_enter_cost", "enter_cost"), &NavigationLink3D::set_enter_cost);
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ClassDB::bind_method(D_METHOD("get_enter_cost"), &NavigationLink3D::get_enter_cost);
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ClassDB::bind_method(D_METHOD("set_travel_cost", "travel_cost"), &NavigationLink3D::set_travel_cost);
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ClassDB::bind_method(D_METHOD("get_travel_cost"), &NavigationLink3D::get_travel_cost);
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ADD_PROPERTY(PropertyInfo(Variant::BOOL, "enabled"), "set_enabled", "is_enabled");
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ADD_PROPERTY(PropertyInfo(Variant::BOOL, "bidirectional"), "set_bidirectional", "is_bidirectional");
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ADD_PROPERTY(PropertyInfo(Variant::INT, "navigation_layers", PROPERTY_HINT_LAYERS_3D_NAVIGATION), "set_navigation_layers", "get_navigation_layers");
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ADD_PROPERTY(PropertyInfo(Variant::VECTOR3, "start_location"), "set_start_location", "get_start_location");
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ADD_PROPERTY(PropertyInfo(Variant::VECTOR3, "end_location"), "set_end_location", "get_end_location");
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ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "enter_cost"), "set_enter_cost", "get_enter_cost");
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ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "travel_cost"), "set_travel_cost", "get_travel_cost");
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}
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void NavigationLink3D::_notification(int p_what) {
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switch (p_what) {
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case NOTIFICATION_ENTER_TREE: {
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if (enabled) {
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NavigationServer3D::get_singleton()->link_set_map(link, get_world_3d()->get_navigation_map());
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// Update global positions for the link.
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Transform3D gt = get_global_transform();
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NavigationServer3D::get_singleton()->link_set_start_location(link, gt.xform(start_location));
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NavigationServer3D::get_singleton()->link_set_end_location(link, gt.xform(end_location));
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}
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#ifdef DEBUG_ENABLED
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_update_debug_mesh();
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#endif // DEBUG_ENABLED
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} break;
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case NOTIFICATION_TRANSFORM_CHANGED: {
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// Update global positions for the link.
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Transform3D gt = get_global_transform();
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NavigationServer3D::get_singleton()->link_set_start_location(link, gt.xform(start_location));
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NavigationServer3D::get_singleton()->link_set_end_location(link, gt.xform(end_location));
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#ifdef DEBUG_ENABLED
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if (is_inside_tree() && debug_instance.is_valid()) {
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RS::get_singleton()->instance_set_transform(debug_instance, get_global_transform());
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}
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#endif // DEBUG_ENABLED
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} break;
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case NOTIFICATION_EXIT_TREE: {
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NavigationServer3D::get_singleton()->link_set_map(link, RID());
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#ifdef DEBUG_ENABLED
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if (debug_instance.is_valid()) {
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RS::get_singleton()->instance_set_scenario(debug_instance, RID());
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RS::get_singleton()->instance_set_visible(debug_instance, false);
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}
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#endif // DEBUG_ENABLED
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} break;
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}
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}
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NavigationLink3D::NavigationLink3D() {
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link = NavigationServer3D::get_singleton()->link_create();
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NavigationServer3D::get_singleton()->link_set_owner_id(link, get_instance_id());
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set_notify_transform(true);
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}
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NavigationLink3D::~NavigationLink3D() {
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NavigationServer3D::get_singleton()->free(link);
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link = RID();
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#ifdef DEBUG_ENABLED
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if (debug_instance.is_valid()) {
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RenderingServer::get_singleton()->free(debug_instance);
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}
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if (debug_mesh.is_valid()) {
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RenderingServer::get_singleton()->free(debug_mesh->get_rid());
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}
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#endif // DEBUG_ENABLED
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}
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void NavigationLink3D::set_enabled(bool p_enabled) {
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if (enabled == p_enabled) {
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return;
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}
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enabled = p_enabled;
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if (!is_inside_tree()) {
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return;
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}
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if (enabled) {
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NavigationServer3D::get_singleton()->link_set_map(link, get_world_3d()->get_navigation_map());
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} else {
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NavigationServer3D::get_singleton()->link_set_map(link, RID());
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}
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#ifdef DEBUG_ENABLED
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if (debug_instance.is_valid() && debug_mesh.is_valid()) {
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if (enabled) {
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Ref<StandardMaterial3D> link_material = NavigationServer3D::get_singleton_mut()->get_debug_navigation_link_connections_material();
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RS::get_singleton()->instance_set_surface_override_material(debug_instance, 0, link_material->get_rid());
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} else {
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Ref<StandardMaterial3D> disabled_link_material = NavigationServer3D::get_singleton_mut()->get_debug_navigation_link_connections_disabled_material();
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RS::get_singleton()->instance_set_surface_override_material(debug_instance, 0, disabled_link_material->get_rid());
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}
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}
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#endif // DEBUG_ENABLED
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update_gizmos();
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}
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void NavigationLink3D::set_bidirectional(bool p_bidirectional) {
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if (bidirectional == p_bidirectional) {
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return;
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}
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bidirectional = p_bidirectional;
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NavigationServer3D::get_singleton()->link_set_bidirectional(link, bidirectional);
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}
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void NavigationLink3D::set_navigation_layers(uint32_t p_navigation_layers) {
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if (navigation_layers == p_navigation_layers) {
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return;
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}
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navigation_layers = p_navigation_layers;
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NavigationServer3D::get_singleton()->link_set_navigation_layers(link, navigation_layers);
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}
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void NavigationLink3D::set_navigation_layer_value(int p_layer_number, bool p_value) {
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ERR_FAIL_COND_MSG(p_layer_number < 1, "Navigation layer number must be between 1 and 32 inclusive.");
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ERR_FAIL_COND_MSG(p_layer_number > 32, "Navigation layer number must be between 1 and 32 inclusive.");
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uint32_t _navigation_layers = get_navigation_layers();
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if (p_value) {
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_navigation_layers |= 1 << (p_layer_number - 1);
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} else {
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_navigation_layers &= ~(1 << (p_layer_number - 1));
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}
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set_navigation_layers(_navigation_layers);
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}
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bool NavigationLink3D::get_navigation_layer_value(int p_layer_number) const {
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ERR_FAIL_COND_V_MSG(p_layer_number < 1, false, "Navigation layer number must be between 1 and 32 inclusive.");
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ERR_FAIL_COND_V_MSG(p_layer_number > 32, false, "Navigation layer number must be between 1 and 32 inclusive.");
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return get_navigation_layers() & (1 << (p_layer_number - 1));
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}
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void NavigationLink3D::set_start_location(Vector3 p_location) {
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if (start_location.is_equal_approx(p_location)) {
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return;
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}
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start_location = p_location;
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if (!is_inside_tree()) {
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return;
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}
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Transform3D gt = get_global_transform();
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NavigationServer3D::get_singleton()->link_set_start_location(link, gt.xform(start_location));
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#ifdef DEBUG_ENABLED
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_update_debug_mesh();
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#endif // DEBUG_ENABLED
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update_gizmos();
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update_configuration_warnings();
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}
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void NavigationLink3D::set_end_location(Vector3 p_location) {
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if (end_location.is_equal_approx(p_location)) {
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return;
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}
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end_location = p_location;
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if (!is_inside_tree()) {
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return;
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}
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Transform3D gt = get_global_transform();
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NavigationServer3D::get_singleton()->link_set_end_location(link, gt.xform(end_location));
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#ifdef DEBUG_ENABLED
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_update_debug_mesh();
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#endif // DEBUG_ENABLED
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update_gizmos();
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update_configuration_warnings();
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}
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void NavigationLink3D::set_enter_cost(real_t p_enter_cost) {
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ERR_FAIL_COND_MSG(p_enter_cost < 0.0, "The enter_cost must be positive.");
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if (Math::is_equal_approx(enter_cost, p_enter_cost)) {
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return;
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}
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enter_cost = p_enter_cost;
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NavigationServer3D::get_singleton()->link_set_enter_cost(link, enter_cost);
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}
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void NavigationLink3D::set_travel_cost(real_t p_travel_cost) {
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ERR_FAIL_COND_MSG(p_travel_cost < 0.0, "The travel_cost must be positive.");
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if (Math::is_equal_approx(travel_cost, p_travel_cost)) {
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return;
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}
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travel_cost = p_travel_cost;
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NavigationServer3D::get_singleton()->link_set_travel_cost(link, travel_cost);
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}
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PackedStringArray NavigationLink3D::get_configuration_warnings() const {
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PackedStringArray warnings = Node::get_configuration_warnings();
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if (start_location.is_equal_approx(end_location)) {
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warnings.push_back(RTR("NavigationLink3D start location should be different than the end location to be useful."));
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}
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return warnings;
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}
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