92 lines
4.3 KiB
C++
92 lines
4.3 KiB
C++
/**************************************************************************/
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/* groove_joint_2d.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) 2014-present Godot Engine contributors (see AUTHORS.md). */
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
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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 "groove_joint_2d.h"
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#include "scene/2d/physics/physics_body_2d.h"
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void GrooveJoint2D::_notification(int p_what) {
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switch (p_what) {
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case NOTIFICATION_DRAW: {
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if (!is_inside_tree()) {
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break;
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}
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if (!Engine::get_singleton()->is_editor_hint() && !get_tree()->is_debugging_collisions_hint()) {
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break;
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}
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draw_line(Point2(-10, 0), Point2(+10, 0), Color(0.7, 0.6, 0.0, 0.5), 3);
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draw_line(Point2(-10, length), Point2(+10, length), Color(0.7, 0.6, 0.0, 0.5), 3);
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draw_line(Point2(0, 0), Point2(0, length), Color(0.7, 0.6, 0.0, 0.5), 3);
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draw_line(Point2(-10, initial_offset), Point2(+10, initial_offset), Color(0.8, 0.8, 0.9, 0.5), 5);
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} break;
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}
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}
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void GrooveJoint2D::_configure_joint(RID p_joint, PhysicsBody2D *body_a, PhysicsBody2D *body_b) {
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Transform2D gt = get_global_transform();
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Vector2 groove_A1 = gt.get_origin();
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Vector2 groove_A2 = gt.xform(Vector2(0, length));
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Vector2 anchor_B = gt.xform(Vector2(0, initial_offset));
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PhysicsServer2D::get_singleton()->joint_make_groove(p_joint, groove_A1, groove_A2, anchor_B, body_a->get_rid(), body_b->get_rid());
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}
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void GrooveJoint2D::set_length(real_t p_length) {
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length = p_length;
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queue_redraw();
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}
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real_t GrooveJoint2D::get_length() const {
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return length;
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}
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void GrooveJoint2D::set_initial_offset(real_t p_initial_offset) {
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initial_offset = p_initial_offset;
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queue_redraw();
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}
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real_t GrooveJoint2D::get_initial_offset() const {
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return initial_offset;
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}
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void GrooveJoint2D::_bind_methods() {
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ClassDB::bind_method(D_METHOD("set_length", "length"), &GrooveJoint2D::set_length);
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ClassDB::bind_method(D_METHOD("get_length"), &GrooveJoint2D::get_length);
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ClassDB::bind_method(D_METHOD("set_initial_offset", "offset"), &GrooveJoint2D::set_initial_offset);
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ClassDB::bind_method(D_METHOD("get_initial_offset"), &GrooveJoint2D::get_initial_offset);
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ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "length", PROPERTY_HINT_RANGE, "1,65535,1,exp,suffix:px"), "set_length", "get_length");
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ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "initial_offset", PROPERTY_HINT_RANGE, "1,65535,1,exp,suffix:px"), "set_initial_offset", "get_initial_offset");
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}
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GrooveJoint2D::GrooveJoint2D() {
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}
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