2
0
mirror of https://github.com/godotengine/godot.git synced 2024-12-27 11:24:59 +08:00
godot/scene/resources/capsule_shape_3d.cpp

126 lines
5.0 KiB
C++

/**************************************************************************/
/* capsule_shape_3d.cpp */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* 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 "capsule_shape_3d.h"
#include "servers/physics_server_3d.h"
Vector<Vector3> CapsuleShape3D::get_debug_mesh_lines() const {
float c_radius = get_radius();
float c_height = get_height();
Vector<Vector3> points;
Vector3 d(0, c_height * 0.5 - c_radius, 0);
for (int i = 0; i < 360; i++) {
float ra = Math::deg_to_rad((float)i);
float rb = Math::deg_to_rad((float)i + 1);
Point2 a = Vector2(Math::sin(ra), Math::cos(ra)) * c_radius;
Point2 b = Vector2(Math::sin(rb), Math::cos(rb)) * c_radius;
points.push_back(Vector3(a.x, 0, a.y) + d);
points.push_back(Vector3(b.x, 0, b.y) + d);
points.push_back(Vector3(a.x, 0, a.y) - d);
points.push_back(Vector3(b.x, 0, b.y) - d);
if (i % 90 == 0) {
points.push_back(Vector3(a.x, 0, a.y) + d);
points.push_back(Vector3(a.x, 0, a.y) - d);
}
Vector3 dud = i < 180 ? d : -d;
points.push_back(Vector3(0, a.x, a.y) + dud);
points.push_back(Vector3(0, b.x, b.y) + dud);
points.push_back(Vector3(a.y, a.x, 0) + dud);
points.push_back(Vector3(b.y, b.x, 0) + dud);
}
return points;
}
real_t CapsuleShape3D::get_enclosing_radius() const {
return height * 0.5;
}
void CapsuleShape3D::_update_shape() {
Dictionary d;
d["radius"] = radius;
d["height"] = height;
PhysicsServer3D::get_singleton()->shape_set_data(get_shape(), d);
Shape3D::_update_shape();
}
void CapsuleShape3D::set_radius(float p_radius) {
ERR_FAIL_COND_MSG(p_radius < 0, "CapsuleShape3D radius cannot be negative.");
radius = p_radius;
if (radius > height * 0.5) {
height = radius * 2.0;
}
_update_shape();
emit_changed();
}
float CapsuleShape3D::get_radius() const {
return radius;
}
void CapsuleShape3D::set_height(float p_height) {
ERR_FAIL_COND_MSG(p_height < 0, "CapsuleShape3D height cannot be negative.");
height = p_height;
if (radius > height * 0.5) {
radius = height * 0.5;
}
_update_shape();
emit_changed();
}
float CapsuleShape3D::get_height() const {
return height;
}
void CapsuleShape3D::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_radius", "radius"), &CapsuleShape3D::set_radius);
ClassDB::bind_method(D_METHOD("get_radius"), &CapsuleShape3D::get_radius);
ClassDB::bind_method(D_METHOD("set_height", "height"), &CapsuleShape3D::set_height);
ClassDB::bind_method(D_METHOD("get_height"), &CapsuleShape3D::get_height);
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "radius", PROPERTY_HINT_RANGE, "0.001,100,0.001,or_greater,suffix:m"), "set_radius", "get_radius");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "height", PROPERTY_HINT_RANGE, "0.001,100,0.001,or_greater,suffix:m"), "set_height", "get_height");
ADD_LINKED_PROPERTY("radius", "height");
ADD_LINKED_PROPERTY("height", "radius");
}
CapsuleShape3D::CapsuleShape3D() :
Shape3D(PhysicsServer3D::get_singleton()->shape_create(PhysicsServer3D::SHAPE_CAPSULE)) {
_update_shape();
}