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godot/scene/3d/collision_object.cpp

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/*************************************************************************/
/* collision_object.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.h"
#include "scene/scene_string_names.h"
#include "servers/physics_server.h"
void CollisionObject::_update_shapes_from_children() {
shapes.clear();
for (int i = 0; i < get_child_count(); i++) {
Node *n = get_child(i);
n->call("_add_to_collision_object", this);
}
_update_shapes();
}
void CollisionObject::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_ENTER_WORLD: {
if (area)
PhysicsServer::get_singleton()->area_set_transform(rid, get_global_transform());
else
PhysicsServer::get_singleton()->body_set_state(rid, PhysicsServer::BODY_STATE_TRANSFORM, get_global_transform());
RID space = get_world()->get_space();
if (area) {
PhysicsServer::get_singleton()->area_set_space(rid, space);
} else
PhysicsServer::get_singleton()->body_set_space(rid, space);
_update_pickable();
//get space
};
case NOTIFICATION_TRANSFORM_CHANGED: {
if (area)
PhysicsServer::get_singleton()->area_set_transform(rid, get_global_transform());
else
PhysicsServer::get_singleton()->body_set_state(rid, PhysicsServer::BODY_STATE_TRANSFORM, get_global_transform());
} break;
case NOTIFICATION_VISIBILITY_CHANGED: {
_update_pickable();
} break;
case NOTIFICATION_EXIT_WORLD: {
if (area) {
PhysicsServer::get_singleton()->area_set_space(rid, RID());
} else
PhysicsServer::get_singleton()->body_set_space(rid, RID());
} break;
}
}
void CollisionObject::_update_shapes() {
if (!rid.is_valid())
return;
if (area)
PhysicsServer::get_singleton()->area_clear_shapes(rid);
else
PhysicsServer::get_singleton()->body_clear_shapes(rid);
for (int i = 0; i < shapes.size(); i++) {
if (shapes[i].shape.is_null())
continue;
if (area)
PhysicsServer::get_singleton()->area_add_shape(rid, shapes[i].shape->get_rid(), shapes[i].xform);
else {
PhysicsServer::get_singleton()->body_add_shape(rid, shapes[i].shape->get_rid(), shapes[i].xform);
if (shapes[i].trigger)
PhysicsServer::get_singleton()->body_set_shape_as_trigger(rid, i, shapes[i].trigger);
}
}
}
bool CollisionObject::_set(const StringName &p_name, const Variant &p_value) {
String name = p_name;
if (name == "shape_count") {
shapes.resize(p_value);
_update_shapes();
_change_notify();
} else if (name.begins_with("shapes/")) {
int idx = name.get_slicec('/', 1).to_int();
String what = name.get_slicec('/', 2);
if (what == "shape")
set_shape(idx, RefPtr(p_value));
else if (what == "transform")
set_shape_transform(idx, p_value);
else if (what == "trigger")
set_shape_as_trigger(idx, p_value);
} else
return false;
return true;
}
bool CollisionObject::_get(const StringName &p_name, Variant &r_ret) const {
String name = p_name;
if (name == "shape_count") {
r_ret = shapes.size();
} else if (name.begins_with("shapes/")) {
int idx = name.get_slicec('/', 1).to_int();
String what = name.get_slicec('/', 2);
if (what == "shape")
r_ret = get_shape(idx);
else if (what == "transform")
r_ret = get_shape_transform(idx);
else if (what == "trigger")
r_ret = is_shape_set_as_trigger(idx);
} else
return false;
return true;
}
void CollisionObject::_get_property_list(List<PropertyInfo> *p_list) const {
p_list->push_back(PropertyInfo(Variant::INT, "shape_count", PROPERTY_HINT_RANGE, "0,256,1", PROPERTY_USAGE_NOEDITOR | PROPERTY_USAGE_NO_INSTANCE_STATE));
for (int i = 0; i < shapes.size(); i++) {
String path = "shapes/" + itos(i) + "/";
p_list->push_back(PropertyInfo(Variant::OBJECT, path + "shape", PROPERTY_HINT_RESOURCE_TYPE, "Shape", PROPERTY_USAGE_NOEDITOR | PROPERTY_USAGE_NO_INSTANCE_STATE));
p_list->push_back(PropertyInfo(Variant::TRANSFORM, path + "transform", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NOEDITOR | PROPERTY_USAGE_NO_INSTANCE_STATE));
p_list->push_back(PropertyInfo(Variant::BOOL, path + "trigger", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NOEDITOR | PROPERTY_USAGE_NO_INSTANCE_STATE));
}
}
void CollisionObject::_input_event(Node *p_camera, const InputEvent &p_input_event, const Vector3 &p_pos, const Vector3 &p_normal, int p_shape) {
if (get_script_instance()) {
get_script_instance()->call(SceneStringNames::get_singleton()->_input_event, p_camera, p_input_event, p_pos, p_normal, p_shape);
}
emit_signal(SceneStringNames::get_singleton()->input_event, p_camera, p_input_event, p_pos, p_normal, p_shape);
}
void CollisionObject::_mouse_enter() {
if (get_script_instance()) {
get_script_instance()->call(SceneStringNames::get_singleton()->_mouse_enter);
}
emit_signal(SceneStringNames::get_singleton()->mouse_enter);
}
void CollisionObject::_mouse_exit() {
if (get_script_instance()) {
get_script_instance()->call(SceneStringNames::get_singleton()->_mouse_exit);
}
emit_signal(SceneStringNames::get_singleton()->mouse_exit);
}
void CollisionObject::_update_pickable() {
if (!is_inside_tree())
return;
bool pickable = ray_pickable && is_inside_tree() && is_visible();
if (area)
PhysicsServer::get_singleton()->area_set_ray_pickable(rid, pickable);
else
PhysicsServer::get_singleton()->body_set_ray_pickable(rid, pickable);
}
void CollisionObject::set_ray_pickable(bool p_ray_pickable) {
ray_pickable = p_ray_pickable;
_update_pickable();
}
bool CollisionObject::is_ray_pickable() const {
return ray_pickable;
}
void CollisionObject::_bind_methods() {
ObjectTypeDB::bind_method(_MD("add_shape", "shape:Shape", "transform"), &CollisionObject::add_shape, DEFVAL(Transform()));
ObjectTypeDB::bind_method(_MD("get_shape_count"), &CollisionObject::get_shape_count);
ObjectTypeDB::bind_method(_MD("set_shape", "shape_idx", "shape:Shape"), &CollisionObject::set_shape);
ObjectTypeDB::bind_method(_MD("set_shape_transform", "shape_idx", "transform"), &CollisionObject::set_shape_transform);
// ObjectTypeDB::bind_method(_MD("set_shape_transform","shape_idx","transform"),&CollisionObject::set_shape_transform);
ObjectTypeDB::bind_method(_MD("set_shape_as_trigger", "shape_idx", "enable"), &CollisionObject::set_shape_as_trigger);
ObjectTypeDB::bind_method(_MD("is_shape_set_as_trigger", "shape_idx"), &CollisionObject::is_shape_set_as_trigger);
ObjectTypeDB::bind_method(_MD("get_shape:Shape", "shape_idx"), &CollisionObject::get_shape);
ObjectTypeDB::bind_method(_MD("get_shape_transform", "shape_idx"), &CollisionObject::get_shape_transform);
ObjectTypeDB::bind_method(_MD("remove_shape", "shape_idx"), &CollisionObject::remove_shape);
ObjectTypeDB::bind_method(_MD("clear_shapes"), &CollisionObject::clear_shapes);
ObjectTypeDB::bind_method(_MD("set_ray_pickable", "ray_pickable"), &CollisionObject::set_ray_pickable);
ObjectTypeDB::bind_method(_MD("is_ray_pickable"), &CollisionObject::is_ray_pickable);
ObjectTypeDB::bind_method(_MD("set_capture_input_on_drag", "enable"), &CollisionObject::set_capture_input_on_drag);
ObjectTypeDB::bind_method(_MD("get_capture_input_on_drag"), &CollisionObject::get_capture_input_on_drag);
ObjectTypeDB::bind_method(_MD("get_rid"), &CollisionObject::get_rid);
BIND_VMETHOD(MethodInfo("_input_event", PropertyInfo(Variant::OBJECT, "camera"), PropertyInfo(Variant::INPUT_EVENT, "event"), PropertyInfo(Variant::VECTOR3, "click_pos"), PropertyInfo(Variant::VECTOR3, "click_normal"), PropertyInfo(Variant::INT, "shape_idx")));
ADD_SIGNAL(MethodInfo("input_event", PropertyInfo(Variant::OBJECT, "camera"), PropertyInfo(Variant::INPUT_EVENT, "event"), PropertyInfo(Variant::VECTOR3, "click_pos"), PropertyInfo(Variant::VECTOR3, "click_normal"), PropertyInfo(Variant::INT, "shape_idx")));
ADD_SIGNAL(MethodInfo("mouse_enter"));
ADD_SIGNAL(MethodInfo("mouse_exit"));
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "input/ray_pickable"), _SCS("set_ray_pickable"), _SCS("is_ray_pickable"));
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "input/capture_on_drag"), _SCS("set_capture_input_on_drag"), _SCS("get_capture_input_on_drag"));
}
void CollisionObject::add_shape(const Ref<Shape> &p_shape, const Transform &p_transform) {
ShapeData sdata;
sdata.shape = p_shape;
sdata.xform = p_transform;
shapes.push_back(sdata);
_update_shapes();
}
int CollisionObject::get_shape_count() const {
return shapes.size();
}
void CollisionObject::set_shape(int p_shape_idx, const Ref<Shape> &p_shape) {
ERR_FAIL_INDEX(p_shape_idx, shapes.size());
shapes[p_shape_idx].shape = p_shape;
_update_shapes();
}
void CollisionObject::set_shape_transform(int p_shape_idx, const Transform &p_transform) {
ERR_FAIL_INDEX(p_shape_idx, shapes.size());
shapes[p_shape_idx].xform = p_transform;
_update_shapes();
}
Ref<Shape> CollisionObject::get_shape(int p_shape_idx) const {
ERR_FAIL_INDEX_V(p_shape_idx, shapes.size(), Ref<Shape>());
return shapes[p_shape_idx].shape;
}
Transform CollisionObject::get_shape_transform(int p_shape_idx) const {
ERR_FAIL_INDEX_V(p_shape_idx, shapes.size(), Transform());
return shapes[p_shape_idx].xform;
}
void CollisionObject::remove_shape(int p_shape_idx) {
ERR_FAIL_INDEX(p_shape_idx, shapes.size());
shapes.remove(p_shape_idx);
_update_shapes();
}
void CollisionObject::clear_shapes() {
shapes.clear();
_update_shapes();
}
void CollisionObject::set_shape_as_trigger(int p_shape_idx, bool p_trigger) {
ERR_FAIL_INDEX(p_shape_idx, shapes.size());
shapes[p_shape_idx].trigger = p_trigger;
if (!area && rid.is_valid()) {
PhysicsServer::get_singleton()->body_set_shape_as_trigger(rid, p_shape_idx, p_trigger);
}
}
bool CollisionObject::is_shape_set_as_trigger(int p_shape_idx) const {
ERR_FAIL_INDEX_V(p_shape_idx, shapes.size(), false);
return shapes[p_shape_idx].trigger;
}
CollisionObject::CollisionObject(RID p_rid, bool p_area) {
rid = p_rid;
area = p_area;
capture_input_on_drag = false;
ray_pickable = true;
if (p_area) {
PhysicsServer::get_singleton()->area_attach_object_instance_ID(rid, get_instance_ID());
} else {
PhysicsServer::get_singleton()->body_attach_object_instance_ID(rid, get_instance_ID());
}
// set_transform_notify(true);
}
void CollisionObject::set_capture_input_on_drag(bool p_capture) {
capture_input_on_drag = p_capture;
}
bool CollisionObject::get_capture_input_on_drag() const {
return capture_input_on_drag;
}
CollisionObject::CollisionObject() {
capture_input_on_drag = false;
ray_pickable = true;
//owner=
//set_transform_notify(true);
}
CollisionObject::~CollisionObject() {
PhysicsServer::get_singleton()->free(rid);
}
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