mirror of
https://github.com/godotengine/godot.git
synced 2024-12-03 09:52:18 +08:00
6d0f4a4ad7
New APIs in 2D physics allow intersection queries filtered by CanvasLayer object instance id. Viewport keep an inventory of its descendant CanvasLayers and takes advantage of all that to test picking with the mouse/touch position correctly transformed for each CanvasLayer.
440 lines
15 KiB
C++
440 lines
15 KiB
C++
/*************************************************************************/
|
|
/* collision_object_2d.cpp */
|
|
/*************************************************************************/
|
|
/* This file is part of: */
|
|
/* GODOT ENGINE */
|
|
/* https://godotengine.org */
|
|
/*************************************************************************/
|
|
/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */
|
|
/* Copyright (c) 2014-2018 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 */
|
|
/* "Software"), to deal in the Software without restriction, including */
|
|
/* without limitation the rights to use, copy, modify, merge, publish, */
|
|
/* distribute, sublicense, and/or sell copies of the Software, and to */
|
|
/* permit persons to whom the Software is furnished to do so, subject to */
|
|
/* the following conditions: */
|
|
/* */
|
|
/* The above copyright notice and this permission notice shall be */
|
|
/* included in all copies or substantial portions of the Software. */
|
|
/* */
|
|
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
|
|
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
|
|
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
|
|
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
|
|
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
|
|
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
|
|
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
|
|
/*************************************************************************/
|
|
|
|
#include "collision_object_2d.h"
|
|
#include "scene/scene_string_names.h"
|
|
#include "servers/physics_2d_server.h"
|
|
|
|
void CollisionObject2D::_notification(int p_what) {
|
|
|
|
switch (p_what) {
|
|
|
|
case NOTIFICATION_ENTER_TREE: {
|
|
|
|
Transform2D global_transform = get_global_transform();
|
|
|
|
if (area)
|
|
Physics2DServer::get_singleton()->area_set_transform(rid, global_transform);
|
|
else
|
|
Physics2DServer::get_singleton()->body_set_state(rid, Physics2DServer::BODY_STATE_TRANSFORM, global_transform);
|
|
|
|
last_transform = global_transform;
|
|
|
|
RID space = get_world_2d()->get_space();
|
|
if (area) {
|
|
Physics2DServer::get_singleton()->area_set_space(rid, space);
|
|
} else
|
|
Physics2DServer::get_singleton()->body_set_space(rid, space);
|
|
|
|
_update_pickable();
|
|
|
|
//get space
|
|
}
|
|
|
|
case NOTIFICATION_ENTER_CANVAS: {
|
|
|
|
if (area)
|
|
Physics2DServer::get_singleton()->area_attach_canvas_instance_id(rid, get_canvas_layer_instance_id());
|
|
else
|
|
Physics2DServer::get_singleton()->body_attach_canvas_instance_id(rid, get_canvas_layer_instance_id());
|
|
}
|
|
|
|
case NOTIFICATION_VISIBILITY_CHANGED: {
|
|
|
|
_update_pickable();
|
|
} break;
|
|
case NOTIFICATION_TRANSFORM_CHANGED: {
|
|
|
|
Transform2D global_transform = get_global_transform();
|
|
|
|
if (only_update_transform_changes && global_transform == last_transform) {
|
|
return;
|
|
}
|
|
|
|
if (area)
|
|
Physics2DServer::get_singleton()->area_set_transform(rid, global_transform);
|
|
else
|
|
Physics2DServer::get_singleton()->body_set_state(rid, Physics2DServer::BODY_STATE_TRANSFORM, global_transform);
|
|
|
|
last_transform = global_transform;
|
|
|
|
} break;
|
|
case NOTIFICATION_EXIT_TREE: {
|
|
|
|
if (area) {
|
|
Physics2DServer::get_singleton()->area_set_space(rid, RID());
|
|
} else
|
|
Physics2DServer::get_singleton()->body_set_space(rid, RID());
|
|
|
|
} break;
|
|
|
|
case NOTIFICATION_EXIT_CANVAS: {
|
|
|
|
if (area)
|
|
Physics2DServer::get_singleton()->area_attach_canvas_instance_id(rid, 0);
|
|
else
|
|
Physics2DServer::get_singleton()->body_attach_canvas_instance_id(rid, 0);
|
|
}
|
|
}
|
|
}
|
|
|
|
uint32_t CollisionObject2D::create_shape_owner(Object *p_owner) {
|
|
|
|
ShapeData sd;
|
|
uint32_t id;
|
|
|
|
if (shapes.size() == 0) {
|
|
id = 0;
|
|
} else {
|
|
id = shapes.back()->key() + 1;
|
|
}
|
|
|
|
sd.owner = p_owner;
|
|
|
|
shapes[id] = sd;
|
|
|
|
return id;
|
|
}
|
|
|
|
void CollisionObject2D::remove_shape_owner(uint32_t owner) {
|
|
|
|
ERR_FAIL_COND(!shapes.has(owner));
|
|
|
|
shape_owner_clear_shapes(owner);
|
|
|
|
shapes.erase(owner);
|
|
}
|
|
|
|
void CollisionObject2D::shape_owner_set_disabled(uint32_t p_owner, bool p_disabled) {
|
|
ERR_FAIL_COND(!shapes.has(p_owner));
|
|
|
|
ShapeData &sd = shapes[p_owner];
|
|
sd.disabled = p_disabled;
|
|
for (int i = 0; i < sd.shapes.size(); i++) {
|
|
if (area) {
|
|
Physics2DServer::get_singleton()->area_set_shape_disabled(rid, sd.shapes[i].index, p_disabled);
|
|
} else {
|
|
Physics2DServer::get_singleton()->body_set_shape_disabled(rid, sd.shapes[i].index, p_disabled);
|
|
}
|
|
}
|
|
}
|
|
|
|
bool CollisionObject2D::is_shape_owner_disabled(uint32_t p_owner) const {
|
|
|
|
ERR_FAIL_COND_V(!shapes.has(p_owner), false);
|
|
|
|
return shapes[p_owner].disabled;
|
|
}
|
|
|
|
void CollisionObject2D::shape_owner_set_one_way_collision(uint32_t p_owner, bool p_enable) {
|
|
|
|
if (area)
|
|
return; //not for areas
|
|
|
|
ERR_FAIL_COND(!shapes.has(p_owner));
|
|
|
|
ShapeData &sd = shapes[p_owner];
|
|
sd.one_way_collision = p_enable;
|
|
for (int i = 0; i < sd.shapes.size(); i++) {
|
|
Physics2DServer::get_singleton()->body_set_shape_as_one_way_collision(rid, sd.shapes[i].index, p_enable);
|
|
}
|
|
}
|
|
|
|
bool CollisionObject2D::is_shape_owner_one_way_collision_enabled(uint32_t p_owner) const {
|
|
|
|
ERR_FAIL_COND_V(!shapes.has(p_owner), false);
|
|
|
|
return shapes[p_owner].one_way_collision;
|
|
}
|
|
|
|
void CollisionObject2D::get_shape_owners(List<uint32_t> *r_owners) {
|
|
|
|
for (Map<uint32_t, ShapeData>::Element *E = shapes.front(); E; E = E->next()) {
|
|
r_owners->push_back(E->key());
|
|
}
|
|
}
|
|
|
|
Array CollisionObject2D::_get_shape_owners() {
|
|
|
|
Array ret;
|
|
for (Map<uint32_t, ShapeData>::Element *E = shapes.front(); E; E = E->next()) {
|
|
ret.push_back(E->key());
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
void CollisionObject2D::shape_owner_set_transform(uint32_t p_owner, const Transform2D &p_transform) {
|
|
|
|
ERR_FAIL_COND(!shapes.has(p_owner));
|
|
|
|
ShapeData &sd = shapes[p_owner];
|
|
sd.xform = p_transform;
|
|
for (int i = 0; i < sd.shapes.size(); i++) {
|
|
if (area) {
|
|
Physics2DServer::get_singleton()->area_set_shape_transform(rid, sd.shapes[i].index, p_transform);
|
|
} else {
|
|
Physics2DServer::get_singleton()->body_set_shape_transform(rid, sd.shapes[i].index, p_transform);
|
|
}
|
|
}
|
|
}
|
|
Transform2D CollisionObject2D::shape_owner_get_transform(uint32_t p_owner) const {
|
|
|
|
ERR_FAIL_COND_V(!shapes.has(p_owner), Transform2D());
|
|
|
|
return shapes[p_owner].xform;
|
|
}
|
|
|
|
Object *CollisionObject2D::shape_owner_get_owner(uint32_t p_owner) const {
|
|
|
|
ERR_FAIL_COND_V(!shapes.has(p_owner), NULL);
|
|
|
|
return shapes[p_owner].owner;
|
|
}
|
|
|
|
void CollisionObject2D::shape_owner_add_shape(uint32_t p_owner, const Ref<Shape2D> &p_shape) {
|
|
|
|
ERR_FAIL_COND(!shapes.has(p_owner));
|
|
ERR_FAIL_COND(p_shape.is_null());
|
|
|
|
ShapeData &sd = shapes[p_owner];
|
|
ShapeData::Shape s;
|
|
s.index = total_subshapes;
|
|
s.shape = p_shape;
|
|
if (area) {
|
|
Physics2DServer::get_singleton()->area_add_shape(rid, p_shape->get_rid(), sd.xform);
|
|
} else {
|
|
Physics2DServer::get_singleton()->body_add_shape(rid, p_shape->get_rid(), sd.xform);
|
|
}
|
|
sd.shapes.push_back(s);
|
|
|
|
total_subshapes++;
|
|
}
|
|
int CollisionObject2D::shape_owner_get_shape_count(uint32_t p_owner) const {
|
|
|
|
ERR_FAIL_COND_V(!shapes.has(p_owner), 0);
|
|
|
|
return shapes[p_owner].shapes.size();
|
|
}
|
|
Ref<Shape2D> CollisionObject2D::shape_owner_get_shape(uint32_t p_owner, int p_shape) const {
|
|
|
|
ERR_FAIL_COND_V(!shapes.has(p_owner), Ref<Shape2D>());
|
|
ERR_FAIL_INDEX_V(p_shape, shapes[p_owner].shapes.size(), Ref<Shape2D>());
|
|
|
|
return shapes[p_owner].shapes[p_shape].shape;
|
|
}
|
|
int CollisionObject2D::shape_owner_get_shape_index(uint32_t p_owner, int p_shape) const {
|
|
|
|
ERR_FAIL_COND_V(!shapes.has(p_owner), -1);
|
|
ERR_FAIL_INDEX_V(p_shape, shapes[p_owner].shapes.size(), -1);
|
|
|
|
return shapes[p_owner].shapes[p_shape].index;
|
|
}
|
|
|
|
void CollisionObject2D::shape_owner_remove_shape(uint32_t p_owner, int p_shape) {
|
|
|
|
ERR_FAIL_COND(!shapes.has(p_owner));
|
|
ERR_FAIL_INDEX(p_shape, shapes[p_owner].shapes.size());
|
|
|
|
int index_to_remove = shapes[p_owner].shapes[p_shape].index;
|
|
if (area) {
|
|
Physics2DServer::get_singleton()->area_remove_shape(rid, index_to_remove);
|
|
} else {
|
|
Physics2DServer::get_singleton()->body_remove_shape(rid, index_to_remove);
|
|
}
|
|
|
|
shapes[p_owner].shapes.remove(p_shape);
|
|
|
|
for (Map<uint32_t, ShapeData>::Element *E = shapes.front(); E; E = E->next()) {
|
|
for (int i = 0; i < E->get().shapes.size(); i++) {
|
|
if (E->get().shapes[i].index > index_to_remove) {
|
|
E->get().shapes.write[i].index -= 1;
|
|
}
|
|
}
|
|
}
|
|
|
|
total_subshapes--;
|
|
}
|
|
|
|
void CollisionObject2D::shape_owner_clear_shapes(uint32_t p_owner) {
|
|
|
|
ERR_FAIL_COND(!shapes.has(p_owner));
|
|
|
|
while (shape_owner_get_shape_count(p_owner) > 0) {
|
|
shape_owner_remove_shape(p_owner, 0);
|
|
}
|
|
}
|
|
|
|
uint32_t CollisionObject2D::shape_find_owner(int p_shape_index) const {
|
|
|
|
ERR_FAIL_INDEX_V(p_shape_index, total_subshapes, 0);
|
|
|
|
for (const Map<uint32_t, ShapeData>::Element *E = shapes.front(); E; E = E->next()) {
|
|
for (int i = 0; i < E->get().shapes.size(); i++) {
|
|
if (E->get().shapes[i].index == p_shape_index) {
|
|
return E->key();
|
|
}
|
|
}
|
|
}
|
|
|
|
//in theory it should be unreachable
|
|
return 0;
|
|
}
|
|
|
|
void CollisionObject2D::set_pickable(bool p_enabled) {
|
|
|
|
if (pickable == p_enabled)
|
|
return;
|
|
|
|
pickable = p_enabled;
|
|
_update_pickable();
|
|
}
|
|
|
|
bool CollisionObject2D::is_pickable() const {
|
|
|
|
return pickable;
|
|
}
|
|
|
|
void CollisionObject2D::_input_event(Node *p_viewport, const Ref<InputEvent> &p_input_event, int p_shape) {
|
|
|
|
if (get_script_instance()) {
|
|
get_script_instance()->call(SceneStringNames::get_singleton()->_input_event, p_viewport, p_input_event, p_shape);
|
|
}
|
|
emit_signal(SceneStringNames::get_singleton()->input_event, p_viewport, p_input_event, p_shape);
|
|
}
|
|
|
|
void CollisionObject2D::_mouse_enter() {
|
|
|
|
if (get_script_instance()) {
|
|
get_script_instance()->call(SceneStringNames::get_singleton()->_mouse_enter);
|
|
}
|
|
emit_signal(SceneStringNames::get_singleton()->mouse_entered);
|
|
}
|
|
|
|
void CollisionObject2D::_mouse_exit() {
|
|
|
|
if (get_script_instance()) {
|
|
get_script_instance()->call(SceneStringNames::get_singleton()->_mouse_exit);
|
|
}
|
|
emit_signal(SceneStringNames::get_singleton()->mouse_exited);
|
|
}
|
|
|
|
void CollisionObject2D::set_only_update_transform_changes(bool p_enable) {
|
|
only_update_transform_changes = p_enable;
|
|
}
|
|
|
|
void CollisionObject2D::_update_pickable() {
|
|
if (!is_inside_tree())
|
|
return;
|
|
bool pickable = this->pickable && is_inside_tree() && is_visible_in_tree();
|
|
if (area)
|
|
Physics2DServer::get_singleton()->area_set_pickable(rid, pickable);
|
|
else
|
|
Physics2DServer::get_singleton()->body_set_pickable(rid, pickable);
|
|
}
|
|
|
|
String CollisionObject2D::get_configuration_warning() const {
|
|
|
|
String warning = Node2D::get_configuration_warning();
|
|
|
|
if (shapes.empty()) {
|
|
if (warning == String()) {
|
|
warning += "\n";
|
|
}
|
|
warning += TTR("This node has no shape, so it can't collide or interact with other objects.\nConsider adding a CollisionShape2D or CollisionPolygon2D as a child to define its shape.");
|
|
}
|
|
|
|
return warning;
|
|
}
|
|
|
|
void CollisionObject2D::_bind_methods() {
|
|
|
|
ClassDB::bind_method(D_METHOD("get_rid"), &CollisionObject2D::get_rid);
|
|
|
|
ClassDB::bind_method(D_METHOD("set_pickable", "enabled"), &CollisionObject2D::set_pickable);
|
|
ClassDB::bind_method(D_METHOD("is_pickable"), &CollisionObject2D::is_pickable);
|
|
ClassDB::bind_method(D_METHOD("create_shape_owner", "owner"), &CollisionObject2D::create_shape_owner);
|
|
ClassDB::bind_method(D_METHOD("remove_shape_owner", "owner_id"), &CollisionObject2D::remove_shape_owner);
|
|
ClassDB::bind_method(D_METHOD("get_shape_owners"), &CollisionObject2D::_get_shape_owners);
|
|
ClassDB::bind_method(D_METHOD("shape_owner_set_transform", "owner_id", "transform"), &CollisionObject2D::shape_owner_set_transform);
|
|
ClassDB::bind_method(D_METHOD("shape_owner_get_transform", "owner_id"), &CollisionObject2D::shape_owner_get_transform);
|
|
ClassDB::bind_method(D_METHOD("shape_owner_get_owner", "owner_id"), &CollisionObject2D::shape_owner_get_owner);
|
|
ClassDB::bind_method(D_METHOD("shape_owner_set_disabled", "owner_id", "disabled"), &CollisionObject2D::shape_owner_set_disabled);
|
|
ClassDB::bind_method(D_METHOD("is_shape_owner_disabled", "owner_id"), &CollisionObject2D::is_shape_owner_disabled);
|
|
ClassDB::bind_method(D_METHOD("shape_owner_set_one_way_collision", "owner_id", "enable"), &CollisionObject2D::shape_owner_set_one_way_collision);
|
|
ClassDB::bind_method(D_METHOD("is_shape_owner_one_way_collision_enabled", "owner_id"), &CollisionObject2D::is_shape_owner_one_way_collision_enabled);
|
|
ClassDB::bind_method(D_METHOD("shape_owner_add_shape", "owner_id", "shape"), &CollisionObject2D::shape_owner_add_shape);
|
|
ClassDB::bind_method(D_METHOD("shape_owner_get_shape_count", "owner_id"), &CollisionObject2D::shape_owner_get_shape_count);
|
|
ClassDB::bind_method(D_METHOD("shape_owner_get_shape", "owner_id", "shape_id"), &CollisionObject2D::shape_owner_get_shape);
|
|
ClassDB::bind_method(D_METHOD("shape_owner_get_shape_index", "owner_id", "shape_id"), &CollisionObject2D::shape_owner_get_shape_index);
|
|
ClassDB::bind_method(D_METHOD("shape_owner_remove_shape", "owner_id", "shape_id"), &CollisionObject2D::shape_owner_remove_shape);
|
|
ClassDB::bind_method(D_METHOD("shape_owner_clear_shapes", "owner_id"), &CollisionObject2D::shape_owner_clear_shapes);
|
|
ClassDB::bind_method(D_METHOD("shape_find_owner", "shape_index"), &CollisionObject2D::shape_find_owner);
|
|
|
|
BIND_VMETHOD(MethodInfo("_input_event", PropertyInfo(Variant::OBJECT, "viewport"), PropertyInfo(Variant::OBJECT, "event", PROPERTY_HINT_RESOURCE_TYPE, "InputEvent"), PropertyInfo(Variant::INT, "shape_idx")));
|
|
|
|
ADD_SIGNAL(MethodInfo("input_event", PropertyInfo(Variant::OBJECT, "viewport"), PropertyInfo(Variant::OBJECT, "event", PROPERTY_HINT_RESOURCE_TYPE, "InputEvent"), PropertyInfo(Variant::INT, "shape_idx")));
|
|
ADD_SIGNAL(MethodInfo("mouse_entered"));
|
|
ADD_SIGNAL(MethodInfo("mouse_exited"));
|
|
|
|
ADD_GROUP("Pickable", "input_");
|
|
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "input_pickable"), "set_pickable", "is_pickable");
|
|
ADD_GROUP("", "");
|
|
}
|
|
|
|
CollisionObject2D::CollisionObject2D(RID p_rid, bool p_area) {
|
|
|
|
rid = p_rid;
|
|
area = p_area;
|
|
pickable = true;
|
|
set_notify_transform(true);
|
|
total_subshapes = 0;
|
|
only_update_transform_changes = false;
|
|
|
|
if (p_area) {
|
|
|
|
Physics2DServer::get_singleton()->area_attach_object_instance_id(rid, get_instance_id());
|
|
} else {
|
|
Physics2DServer::get_singleton()->body_attach_object_instance_id(rid, get_instance_id());
|
|
}
|
|
}
|
|
|
|
CollisionObject2D::CollisionObject2D() {
|
|
|
|
//owner=
|
|
|
|
set_notify_transform(true);
|
|
}
|
|
|
|
CollisionObject2D::~CollisionObject2D() {
|
|
|
|
Physics2DServer::get_singleton()->free(rid);
|
|
}
|