godot/modules/jolt_physics/shapes/jolt_separation_ray_shape_3d.cpp

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/*  jolt_separation_ray_shape_3d.cpp                                      */
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */
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#include "jolt_separation_ray_shape_3d.h"

#include "../misc/jolt_type_conversions.h"
#include "jolt_custom_ray_shape.h"

JPH::ShapeRefC JoltSeparationRayShape3D::_build() const {
	ERR_FAIL_COND_V_MSG(length <= 0.0f, nullptr, vformat("Failed to build Jolt Physics separation ray shape with %s. Its length must be greater than 0. This shape belongs to %s.", to_string(), _owners_to_string()));

	const JoltCustomRayShapeSettings shape_settings(length, slide_on_slope);
	const JPH::ShapeSettings::ShapeResult shape_result = shape_settings.Create();
	ERR_FAIL_COND_V_MSG(shape_result.HasError(), nullptr, vformat("Failed to build Jolt Physics separation ray shape with %s. It returned the following error: '%s'. This shape belongs to %s.", to_string(), to_godot(shape_result.GetError()), _owners_to_string()));

	return shape_result.Get();
}

Variant JoltSeparationRayShape3D::get_data() const {
	Dictionary data;
	data["length"] = length;
	data["slide_on_slope"] = slide_on_slope;
	return data;
}

void JoltSeparationRayShape3D::set_data(const Variant &p_data) {
	ERR_FAIL_COND(p_data.get_type() != Variant::DICTIONARY);

	const Dictionary data = p_data;

	const Variant maybe_length = data.get("length", Variant());
	ERR_FAIL_COND(maybe_length.get_type() != Variant::FLOAT);

	const Variant maybe_slide_on_slope = data.get("slide_on_slope", Variant());
	ERR_FAIL_COND(maybe_slide_on_slope.get_type() != Variant::BOOL);

	const float new_length = maybe_length;
	const bool new_slide_on_slope = maybe_slide_on_slope;

	if (unlikely(new_length == length && new_slide_on_slope == slide_on_slope)) {
		return;
	}

	length = new_length;
	slide_on_slope = new_slide_on_slope;

	destroy();
}

AABB JoltSeparationRayShape3D::get_aabb() const {
	constexpr float size_xy = 0.1f;
	constexpr float half_size_xy = size_xy / 2.0f;
	return AABB(Vector3(-half_size_xy, -half_size_xy, 0.0f), Vector3(size_xy, size_xy, length));
}

String JoltSeparationRayShape3D::to_string() const {
	return vformat("{length=%f slide_on_slope=%s}", length, slide_on_slope);
}