diff options
Diffstat (limited to 'scene/resources/2d/world_boundary_shape_2d.cpp')
-rw-r--r-- | scene/resources/2d/world_boundary_shape_2d.cpp | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/scene/resources/2d/world_boundary_shape_2d.cpp b/scene/resources/2d/world_boundary_shape_2d.cpp new file mode 100644 index 0000000000..294653659a --- /dev/null +++ b/scene/resources/2d/world_boundary_shape_2d.cpp @@ -0,0 +1,126 @@ +/**************************************************************************/ +/* world_boundary_shape_2d.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 "world_boundary_shape_2d.h" + +#include "core/math/geometry_2d.h" +#include "servers/physics_server_2d.h" +#include "servers/rendering_server.h" + +bool WorldBoundaryShape2D::_edit_is_selected_on_click(const Point2 &p_point, double p_tolerance) const { + Vector2 point = distance * normal; + Vector2 l[2][2] = { { point - normal.orthogonal() * 100, point + normal.orthogonal() * 100 }, { point, point + normal * 30 } }; + + for (int i = 0; i < 2; i++) { + Vector2 closest = Geometry2D::get_closest_point_to_segment(p_point, l[i]); + if (p_point.distance_to(closest) < p_tolerance) { + return true; + } + } + + return false; +} + +void WorldBoundaryShape2D::_update_shape() { + Array arr; + arr.push_back(normal); + arr.push_back(distance); + PhysicsServer2D::get_singleton()->shape_set_data(get_rid(), arr); + emit_changed(); +} + +void WorldBoundaryShape2D::set_normal(const Vector2 &p_normal) { + // Can be non-unit but prevent zero. + ERR_FAIL_COND(p_normal.is_zero_approx()); + if (normal == p_normal) { + return; + } + normal = p_normal; + _update_shape(); +} + +void WorldBoundaryShape2D::set_distance(real_t p_distance) { + if (distance == p_distance) { + return; + } + distance = p_distance; + _update_shape(); +} + +Vector2 WorldBoundaryShape2D::get_normal() const { + return normal; +} + +real_t WorldBoundaryShape2D::get_distance() const { + return distance; +} + +void WorldBoundaryShape2D::draw(const RID &p_to_rid, const Color &p_color) { + Vector2 point = distance * normal; + real_t line_width = 3.0; + + Vector2 l1[2] = { point - normal.orthogonal() * 100, point + normal.orthogonal() * 100 }; + RS::get_singleton()->canvas_item_add_line(p_to_rid, l1[0], l1[1], p_color, line_width); + Vector2 l2[2] = { point + normal.normalized() * (0.5 * line_width), point + normal * 30 }; + RS::get_singleton()->canvas_item_add_line(p_to_rid, l2[0], l2[1], p_color, line_width); +} + +Rect2 WorldBoundaryShape2D::get_rect() const { + Vector2 point = distance * normal; + + Vector2 l1[2] = { point - normal.orthogonal() * 100, point + normal.orthogonal() * 100 }; + Vector2 l2[2] = { point, point + normal * 30 }; + Rect2 rect; + rect.position = l1[0]; + rect.expand_to(l1[1]); + rect.expand_to(l2[0]); + rect.expand_to(l2[1]); + return rect; +} + +real_t WorldBoundaryShape2D::get_enclosing_radius() const { + return distance; +} + +void WorldBoundaryShape2D::_bind_methods() { + ClassDB::bind_method(D_METHOD("set_normal", "normal"), &WorldBoundaryShape2D::set_normal); + ClassDB::bind_method(D_METHOD("get_normal"), &WorldBoundaryShape2D::get_normal); + + ClassDB::bind_method(D_METHOD("set_distance", "distance"), &WorldBoundaryShape2D::set_distance); + ClassDB::bind_method(D_METHOD("get_distance"), &WorldBoundaryShape2D::get_distance); + + ADD_PROPERTY(PropertyInfo(Variant::VECTOR2, "normal"), "set_normal", "get_normal"); + ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "distance", PROPERTY_HINT_RANGE, "-1024,1024,0.01,or_greater,or_less,suffix:px"), "set_distance", "get_distance"); +} + +WorldBoundaryShape2D::WorldBoundaryShape2D() : + Shape2D(PhysicsServer2D::get_singleton()->world_boundary_shape_create()) { + _update_shape(); +} |