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-rw-r--r--scene/2d/navigation_region_2d.cpp150
1 files changed, 56 insertions, 94 deletions
diff --git a/scene/2d/navigation_region_2d.cpp b/scene/2d/navigation_region_2d.cpp
index 19484442b1..b02cdf12ad 100644
--- a/scene/2d/navigation_region_2d.cpp
+++ b/scene/2d/navigation_region_2d.cpp
@@ -5,8 +5,8 @@
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
-/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
-/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
+/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
+/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
@@ -30,17 +30,17 @@
#include "navigation_region_2d.h"
+#include "core/config/engine.h"
#include "core/core_string_names.h"
-#include "core/engine.h"
+#include "core/math/geometry_2d.h"
#include "core/os/mutex.h"
#include "navigation_2d.h"
#include "servers/navigation_server_2d.h"
-#include "thirdparty/misc/triangulator.h"
+#include "thirdparty/misc/polypartition.h"
#ifdef TOOLS_ENABLED
Rect2 NavigationPolygon::_edit_get_rect() const {
-
if (rect_cache_dirty) {
item_rect = Rect2();
bool first = true;
@@ -48,8 +48,9 @@ Rect2 NavigationPolygon::_edit_get_rect() const {
for (int i = 0; i < outlines.size(); i++) {
const Vector<Vector2> &outline = outlines[i];
const int outline_size = outline.size();
- if (outline_size < 3)
+ if (outline_size < 3) {
continue;
+ }
const Vector2 *p = outline.ptr();
for (int j = 0; j < outline_size; j++) {
if (first) {
@@ -67,21 +68,21 @@ Rect2 NavigationPolygon::_edit_get_rect() const {
}
bool NavigationPolygon::_edit_is_selected_on_click(const Point2 &p_point, double p_tolerance) const {
-
for (int i = 0; i < outlines.size(); i++) {
const Vector<Vector2> &outline = outlines[i];
const int outline_size = outline.size();
- if (outline_size < 3)
+ if (outline_size < 3) {
continue;
- if (Geometry::is_point_in_polygon(p_point, Variant(outline)))
+ }
+ if (Geometry2D::is_point_in_polygon(p_point, Variant(outline))) {
return true;
+ }
}
return false;
}
#endif
void NavigationPolygon::set_vertices(const Vector<Vector2> &p_vertices) {
-
{
MutexLock lock(navmesh_generation);
navmesh.unref();
@@ -91,12 +92,10 @@ void NavigationPolygon::set_vertices(const Vector<Vector2> &p_vertices) {
}
Vector<Vector2> NavigationPolygon::get_vertices() const {
-
return vertices;
}
void NavigationPolygon::_set_polygons(const TypedArray<Vector<int32_t>> &p_array) {
-
{
MutexLock lock(navmesh_generation);
navmesh.unref();
@@ -108,7 +107,6 @@ void NavigationPolygon::_set_polygons(const TypedArray<Vector<int32_t>> &p_array
}
Array NavigationPolygon::_get_polygons() const {
-
Array ret;
ret.resize(polygons.size());
for (int i = 0; i < ret.size(); i++) {
@@ -118,8 +116,7 @@ Array NavigationPolygon::_get_polygons() const {
return ret;
}
-void NavigationPolygon::_set_outlines(const TypedArray<Vector<int32_t>> &p_array) {
-
+void NavigationPolygon::_set_outlines(const TypedArray<Vector<Vector2>> &p_array) {
outlines.resize(p_array.size());
for (int i = 0; i < p_array.size(); i++) {
outlines.write[i] = p_array[i];
@@ -128,7 +125,6 @@ void NavigationPolygon::_set_outlines(const TypedArray<Vector<int32_t>> &p_array
}
Array NavigationPolygon::_get_outlines() const {
-
Array ret;
ret.resize(outlines.size());
for (int i = 0; i < ret.size(); i++) {
@@ -139,7 +135,6 @@ Array NavigationPolygon::_get_outlines() const {
}
void NavigationPolygon::add_polygon(const Vector<int> &p_polygon) {
-
Polygon polygon;
polygon.indices = p_polygon;
polygons.push_back(polygon);
@@ -150,22 +145,20 @@ void NavigationPolygon::add_polygon(const Vector<int> &p_polygon) {
}
void NavigationPolygon::add_outline_at_index(const Vector<Vector2> &p_outline, int p_index) {
-
outlines.insert(p_index, p_outline);
rect_cache_dirty = true;
}
int NavigationPolygon::get_polygon_count() const {
-
return polygons.size();
}
-Vector<int> NavigationPolygon::get_polygon(int p_idx) {
+Vector<int> NavigationPolygon::get_polygon(int p_idx) {
ERR_FAIL_INDEX_V(p_idx, polygons.size(), Vector<int>());
return polygons[p_idx].indices;
}
-void NavigationPolygon::clear_polygons() {
+void NavigationPolygon::clear_polygons() {
polygons.clear();
{
MutexLock lock(navmesh_generation);
@@ -200,13 +193,11 @@ Ref<NavigationMesh> NavigationPolygon::get_mesh() {
}
void NavigationPolygon::add_outline(const Vector<Vector2> &p_outline) {
-
outlines.push_back(p_outline);
rect_cache_dirty = true;
}
int NavigationPolygon::get_outline_count() const {
-
return outlines.size();
}
@@ -217,7 +208,6 @@ void NavigationPolygon::set_outline(int p_idx, const Vector<Vector2> &p_outline)
}
void NavigationPolygon::remove_outline(int p_idx) {
-
ERR_FAIL_INDEX(p_idx, outlines.size());
outlines.remove(p_idx);
rect_cache_dirty = true;
@@ -229,26 +219,25 @@ Vector<Vector2> NavigationPolygon::get_outline(int p_idx) const {
}
void NavigationPolygon::clear_outlines() {
-
outlines.clear();
rect_cache_dirty = true;
}
-void NavigationPolygon::make_polygons_from_outlines() {
+void NavigationPolygon::make_polygons_from_outlines() {
{
MutexLock lock(navmesh_generation);
navmesh.unref();
}
- List<TriangulatorPoly> in_poly, out_poly;
+ List<TPPLPoly> in_poly, out_poly;
Vector2 outside_point(-1e10, -1e10);
for (int i = 0; i < outlines.size(); i++) {
-
Vector<Vector2> ol = outlines[i];
int olsize = ol.size();
- if (olsize < 3)
+ if (olsize < 3) {
continue;
+ }
const Vector2 *r = ol.ptr();
for (int j = 0; j < olsize; j++) {
outside_point.x = MAX(r[j].x, outside_point.x);
@@ -259,29 +248,29 @@ void NavigationPolygon::make_polygons_from_outlines() {
outside_point += Vector2(0.7239784, 0.819238); //avoid precision issues
for (int i = 0; i < outlines.size(); i++) {
-
Vector<Vector2> ol = outlines[i];
int olsize = ol.size();
- if (olsize < 3)
+ if (olsize < 3) {
continue;
+ }
const Vector2 *r = ol.ptr();
int interscount = 0;
//test if this is an outer outline
for (int k = 0; k < outlines.size(); k++) {
-
- if (i == k)
+ if (i == k) {
continue; //no self intersect
+ }
Vector<Vector2> ol2 = outlines[k];
int olsize2 = ol2.size();
- if (olsize2 < 3)
+ if (olsize2 < 3) {
continue;
+ }
const Vector2 *r2 = ol2.ptr();
for (int l = 0; l < olsize2; l++) {
-
- if (Geometry::segment_intersects_segment_2d(r[0], outside_point, r2[l], r2[(l + 1) % olsize2], nullptr)) {
+ if (Geometry2D::segment_intersects_segment(r[0], outside_point, r2[l], r2[(l + 1) % olsize2], nullptr)) {
interscount++;
}
}
@@ -289,23 +278,23 @@ void NavigationPolygon::make_polygons_from_outlines() {
bool outer = (interscount % 2) == 0;
- TriangulatorPoly tp;
+ TPPLPoly tp;
tp.Init(olsize);
for (int j = 0; j < olsize; j++) {
tp[j] = r[j];
}
- if (outer)
- tp.SetOrientation(TRIANGULATOR_CCW);
- else {
- tp.SetOrientation(TRIANGULATOR_CW);
+ if (outer) {
+ tp.SetOrientation(TPPL_ORIENTATION_CCW);
+ } else {
+ tp.SetOrientation(TPPL_ORIENTATION_CW);
tp.SetHole(true);
}
in_poly.push_back(tp);
}
- TriangulatorPartition tpart;
+ TPPLPartition tpart;
if (tpart.ConvexPartition_HM(&in_poly, &out_poly) == 0) { //failed!
ERR_PRINT("NavigationPolygon: Convex partition failed!");
return;
@@ -315,14 +304,12 @@ void NavigationPolygon::make_polygons_from_outlines() {
vertices.resize(0);
Map<Vector2, int> points;
- for (List<TriangulatorPoly>::Element *I = out_poly.front(); I; I = I->next()) {
-
- TriangulatorPoly &tp = I->get();
+ for (List<TPPLPoly>::Element *I = out_poly.front(); I; I = I->next()) {
+ TPPLPoly &tp = I->get();
struct Polygon p;
for (int64_t i = 0; i < tp.GetNumPoints(); i++) {
-
Map<Vector2, int>::Element *E = points.find(tp[i]);
if (!E) {
E = points.insert(tp[i], vertices.size());
@@ -338,7 +325,6 @@ void NavigationPolygon::make_polygons_from_outlines() {
}
void NavigationPolygon::_bind_methods() {
-
ClassDB::bind_method(D_METHOD("set_vertices", "vertices"), &NavigationPolygon::set_vertices);
ClassDB::bind_method(D_METHOD("get_vertices"), &NavigationPolygon::get_vertices);
@@ -367,68 +353,52 @@ void NavigationPolygon::_bind_methods() {
ADD_PROPERTY(PropertyInfo(Variant::ARRAY, "outlines", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NOEDITOR | PROPERTY_USAGE_INTERNAL), "_set_outlines", "_get_outlines");
}
-NavigationPolygon::NavigationPolygon() :
- rect_cache_dirty(true) {
-}
-
-NavigationPolygon::~NavigationPolygon() {
-}
-
void NavigationRegion2D::set_enabled(bool p_enabled) {
-
- if (enabled == p_enabled)
+ if (enabled == p_enabled) {
return;
+ }
enabled = p_enabled;
- if (!is_inside_tree())
+ if (!is_inside_tree()) {
return;
+ }
if (!enabled) {
-
NavigationServer2D::get_singleton()->region_set_map(region, RID());
} else {
-
if (navigation) {
-
NavigationServer2D::get_singleton()->region_set_map(region, navigation->get_rid());
}
}
- if (Engine::get_singleton()->is_editor_hint() || get_tree()->is_debugging_navigation_hint())
+ if (Engine::get_singleton()->is_editor_hint() || get_tree()->is_debugging_navigation_hint()) {
update();
+ }
}
bool NavigationRegion2D::is_enabled() const {
-
return enabled;
}
/////////////////////////////
#ifdef TOOLS_ENABLED
Rect2 NavigationRegion2D::_edit_get_rect() const {
-
return navpoly.is_valid() ? navpoly->_edit_get_rect() : Rect2();
}
bool NavigationRegion2D::_edit_is_selected_on_click(const Point2 &p_point, double p_tolerance) const {
-
return navpoly.is_valid() ? navpoly->_edit_is_selected_on_click(p_point, p_tolerance) : false;
}
#endif
void NavigationRegion2D::_notification(int p_what) {
-
switch (p_what) {
case NOTIFICATION_ENTER_TREE: {
-
Node2D *c = this;
while (c) {
-
navigation = Object::cast_to<Navigation2D>(c);
if (navigation) {
-
if (enabled) {
-
NavigationServer2D::get_singleton()->region_set_map(region, navigation->get_rid());
}
break;
@@ -439,26 +409,22 @@ void NavigationRegion2D::_notification(int p_what) {
} break;
case NOTIFICATION_TRANSFORM_CHANGED: {
-
NavigationServer2D::get_singleton()->region_set_transform(region, get_global_transform());
} break;
case NOTIFICATION_EXIT_TREE: {
-
if (navigation) {
-
NavigationServer2D::get_singleton()->region_set_map(region, RID());
}
navigation = nullptr;
} break;
case NOTIFICATION_DRAW: {
-
if (is_inside_tree() && (Engine::get_singleton()->is_editor_hint() || get_tree()->is_debugging_navigation_hint()) && navpoly.is_valid()) {
-
Vector<Vector2> verts = navpoly->get_vertices();
int vsize = verts.size();
- if (vsize < 3)
+ if (vsize < 3) {
return;
+ }
Color color;
if (enabled) {
@@ -484,10 +450,8 @@ void NavigationRegion2D::_notification(int p_what) {
Vector<int> polygon = navpoly->get_polygon(i);
for (int j = 2; j < polygon.size(); j++) {
-
int kofs[3] = { 0, j - 1, j };
for (int k = 0; k < 3; k++) {
-
int idx = polygon[kofs[k]];
ERR_FAIL_INDEX(idx, vsize);
indices.push_back(idx);
@@ -501,7 +465,6 @@ void NavigationRegion2D::_notification(int p_what) {
}
void NavigationRegion2D::set_navigation_polygon(const Ref<NavigationPolygon> &p_navpoly) {
-
if (p_navpoly == navpoly) {
return;
}
@@ -518,44 +481,47 @@ void NavigationRegion2D::set_navigation_polygon(const Ref<NavigationPolygon> &p_
}
_navpoly_changed();
- _change_notify("navpoly");
update_configuration_warning();
}
Ref<NavigationPolygon> NavigationRegion2D::get_navigation_polygon() const {
-
return navpoly;
}
void NavigationRegion2D::_navpoly_changed() {
-
- if (is_inside_tree() && (Engine::get_singleton()->is_editor_hint() || get_tree()->is_debugging_navigation_hint()))
+ if (is_inside_tree() && (Engine::get_singleton()->is_editor_hint() || get_tree()->is_debugging_navigation_hint())) {
update();
+ }
}
String NavigationRegion2D::get_configuration_warning() const {
-
- if (!is_visible_in_tree() || !is_inside_tree())
+ if (!is_visible_in_tree() || !is_inside_tree()) {
return String();
+ }
+
+ String warning = Node2D::get_configuration_warning();
if (!navpoly.is_valid()) {
- return TTR("A NavigationPolygon resource must be set or created for this node to work. Please set a property or draw a polygon.");
+ if (!warning.is_empty()) {
+ warning += "\n\n";
+ }
+ warning += TTR("A NavigationPolygon resource must be set or created for this node to work. Please set a property or draw a polygon.");
}
const Node2D *c = this;
while (c) {
-
if (Object::cast_to<Navigation2D>(c)) {
- return String();
+ return warning;
}
c = Object::cast_to<Node2D>(c->get_parent());
}
-
- return TTR("NavigationRegion2D must be a child or grandchild to a Navigation2D node. It only provides navigation data.");
+ if (!warning.is_empty()) {
+ warning += "\n\n";
+ }
+ return warning + TTR("NavigationRegion2D must be a child or grandchild to a Navigation2D node. It only provides navigation data.");
}
void NavigationRegion2D::_bind_methods() {
-
ClassDB::bind_method(D_METHOD("set_navigation_polygon", "navpoly"), &NavigationRegion2D::set_navigation_polygon);
ClassDB::bind_method(D_METHOD("get_navigation_polygon"), &NavigationRegion2D::get_navigation_polygon);
@@ -569,12 +535,8 @@ void NavigationRegion2D::_bind_methods() {
}
NavigationRegion2D::NavigationRegion2D() {
-
- enabled = true;
set_notify_transform(true);
region = NavigationServer2D::get_singleton()->region_create();
-
- navigation = nullptr;
}
NavigationRegion2D::~NavigationRegion2D() {
generated by cgit v1.2.3 (git 2.25.1) at 2025-03-27 00:32:23 +0000