196 lines
7.3 KiB
C++
196 lines
7.3 KiB
C++
/*************************************************************************/
|
|
/* test_plane.h */
|
|
/*************************************************************************/
|
|
/* This file is part of: */
|
|
/* GODOT ENGINE */
|
|
/* https://godotengine.org */
|
|
/*************************************************************************/
|
|
/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
|
|
/* Copyright (c) 2014-2022 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. */
|
|
/*************************************************************************/
|
|
|
|
#ifndef TEST_PLANE_H
|
|
#define TEST_PLANE_H
|
|
|
|
#include "core/math/plane.h"
|
|
|
|
#include "thirdparty/doctest/doctest.h"
|
|
|
|
namespace TestPlane {
|
|
|
|
// Plane
|
|
|
|
TEST_CASE("[Plane] Constructor methods") {
|
|
const Plane plane = Plane(32, 22, 16, 3);
|
|
const Plane plane_vector = Plane(Vector3(32, 22, 16), 3);
|
|
const Plane plane_copy_plane = Plane(plane);
|
|
|
|
CHECK_MESSAGE(
|
|
plane == plane_vector,
|
|
"Planes created with same values but different methods should be equal.");
|
|
|
|
CHECK_MESSAGE(
|
|
plane == plane_copy_plane,
|
|
"Planes created with same values but different methods should be equal.");
|
|
}
|
|
|
|
TEST_CASE("[Plane] Basic getters") {
|
|
const Plane plane = Plane(32, 22, 16, 3);
|
|
const Plane plane_normalized = Plane(32.0 / 42, 22.0 / 42, 16.0 / 42, 3.0 / 42);
|
|
|
|
CHECK_MESSAGE(
|
|
plane.get_normal().is_equal_approx(Vector3(32, 22, 16)),
|
|
"get_normal() should return the expected value.");
|
|
|
|
CHECK_MESSAGE(
|
|
plane.normalized().is_equal_approx(plane_normalized),
|
|
"normalized() should return a copy of the normalized value.");
|
|
}
|
|
|
|
TEST_CASE("[Plane] Basic setters") {
|
|
Plane plane = Plane(32, 22, 16, 3);
|
|
plane.set_normal(Vector3(4, 2, 3));
|
|
|
|
CHECK_MESSAGE(
|
|
plane.is_equal_approx(Plane(4, 2, 3, 3)),
|
|
"set_normal() should result in the expected plane.");
|
|
|
|
plane = Plane(32, 22, 16, 3);
|
|
plane.normalize();
|
|
|
|
CHECK_MESSAGE(
|
|
plane.is_equal_approx(Plane(32.0 / 42, 22.0 / 42, 16.0 / 42, 3.0 / 42)),
|
|
"normalize() should result in the expected plane.");
|
|
}
|
|
|
|
TEST_CASE("[Plane] Plane-point operations") {
|
|
const Plane plane = Plane(32, 22, 16, 3);
|
|
const Plane y_facing_plane = Plane(0, 1, 0, 4);
|
|
|
|
CHECK_MESSAGE(
|
|
plane.center().is_equal_approx(Vector3(32 * 3, 22 * 3, 16 * 3)),
|
|
"center() should return a vector pointing to the center of the plane.");
|
|
|
|
CHECK_MESSAGE(
|
|
y_facing_plane.is_point_over(Vector3(0, 5, 0)),
|
|
"is_point_over() should return the expected result.");
|
|
|
|
CHECK_MESSAGE(
|
|
y_facing_plane.get_any_perpendicular_normal().is_equal_approx(Vector3(1, 0, 0)),
|
|
"get_any_perpindicular_normal() should return the expected result.");
|
|
|
|
// TODO distance_to()
|
|
}
|
|
|
|
TEST_CASE("[Plane] Has point") {
|
|
const Plane x_facing_plane = Plane(1, 0, 0, 0);
|
|
const Plane y_facing_plane = Plane(0, 1, 0, 0);
|
|
const Plane z_facing_plane = Plane(0, 0, 1, 0);
|
|
|
|
const Vector3 x_axis_point = Vector3(10, 0, 0);
|
|
const Vector3 y_axis_point = Vector3(0, 10, 0);
|
|
const Vector3 z_axis_point = Vector3(0, 0, 10);
|
|
|
|
const Plane x_facing_plane_with_d_offset = Plane(1, 0, 0, 1);
|
|
const Vector3 y_axis_point_with_d_offset = Vector3(1, 10, 0);
|
|
|
|
CHECK_MESSAGE(
|
|
x_facing_plane.has_point(y_axis_point),
|
|
"has_point() with contained Vector3 should return the expected result.");
|
|
CHECK_MESSAGE(
|
|
x_facing_plane.has_point(z_axis_point),
|
|
"has_point() with contained Vector3 should return the expected result.");
|
|
|
|
CHECK_MESSAGE(
|
|
y_facing_plane.has_point(x_axis_point),
|
|
"has_point() with contained Vector3 should return the expected result.");
|
|
CHECK_MESSAGE(
|
|
y_facing_plane.has_point(z_axis_point),
|
|
"has_point() with contained Vector3 should return the expected result.");
|
|
|
|
CHECK_MESSAGE(
|
|
z_facing_plane.has_point(y_axis_point),
|
|
"has_point() with contained Vector3 should return the expected result.");
|
|
CHECK_MESSAGE(
|
|
z_facing_plane.has_point(x_axis_point),
|
|
"has_point() with contained Vector3 should return the expected result.");
|
|
|
|
CHECK_MESSAGE(
|
|
x_facing_plane_with_d_offset.has_point(y_axis_point_with_d_offset),
|
|
"has_point() with passed Vector3 should return the expected result.");
|
|
}
|
|
|
|
TEST_CASE("[Plane] Intersection") {
|
|
const Plane x_facing_plane = Plane(1, 0, 0, 1);
|
|
const Plane y_facing_plane = Plane(0, 1, 0, 2);
|
|
const Plane z_facing_plane = Plane(0, 0, 1, 3);
|
|
|
|
Vector3 vec_out;
|
|
|
|
CHECK_MESSAGE(
|
|
x_facing_plane.intersect_3(y_facing_plane, z_facing_plane, &vec_out),
|
|
"intersect_3() should return the expected result.");
|
|
CHECK_MESSAGE(
|
|
vec_out.is_equal_approx(Vector3(1, 2, 3)),
|
|
"intersect_3() should modify vec_out to the expected result.");
|
|
|
|
CHECK_MESSAGE(
|
|
x_facing_plane.intersects_ray(Vector3(0, 1, 1), Vector3(2, 0, 0), &vec_out),
|
|
"intersects_ray() should return the expected result.");
|
|
CHECK_MESSAGE(
|
|
vec_out.is_equal_approx(Vector3(1, 1, 1)),
|
|
"intersects_ray() should modify vec_out to the expected result.");
|
|
|
|
CHECK_MESSAGE(
|
|
x_facing_plane.intersects_segment(Vector3(0, 1, 1), Vector3(2, 1, 1), &vec_out),
|
|
"intersects_segment() should return the expected result.");
|
|
CHECK_MESSAGE(
|
|
vec_out.is_equal_approx(Vector3(1, 1, 1)),
|
|
"intersects_segment() should modify vec_out to the expected result.");
|
|
}
|
|
|
|
TEST_CASE("[Plane] Finite number checks") {
|
|
const Vector3 x(0, 1, 2);
|
|
const Vector3 infinite_vec(NAN, NAN, NAN);
|
|
const real_t y = 0;
|
|
const real_t infinite_y = NAN;
|
|
|
|
CHECK_MESSAGE(
|
|
Plane(x, y).is_finite(),
|
|
"Plane with all components finite should be finite");
|
|
|
|
CHECK_FALSE_MESSAGE(
|
|
Plane(x, infinite_y).is_finite(),
|
|
"Plane with one component infinite should not be finite.");
|
|
CHECK_FALSE_MESSAGE(
|
|
Plane(infinite_vec, y).is_finite(),
|
|
"Plane with one component infinite should not be finite.");
|
|
|
|
CHECK_FALSE_MESSAGE(
|
|
Plane(infinite_vec, infinite_y).is_finite(),
|
|
"Plane with two components infinite should not be finite.");
|
|
}
|
|
|
|
} // namespace TestPlane
|
|
|
|
#endif // TEST_PLANE_H
|