PrusaSlicer-NonPlainar/tests/libslic3r/test_closest_point.cpp
Filip Sykala - NTB T15p aba094dcd8 Add closest unsorted
2022-07-18 15:30:29 +02:00

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2.7 KiB
C++

#include <catch2/catch.hpp>
#include <libslic3r/ClosestPoint.hpp>
#include <libslic3r/Point.hpp>
using namespace Slic3r;
TEST_CASE("Find the closest point from 2", "[ClosestPoint]")
{
Points pts = {{0, 1}, {0, 2}};
CHECK(std::is_sorted(pts.begin(), pts.end(),
closestPoint::sort_fnc<Point>));
CHECK(0 == find_closest_in_sorted(Point{0, 0}, pts));
CHECK(0 == find_closest_in_sorted(Point{1, 1}, pts));
CHECK(1 == find_closest_in_sorted(Point{1, 2}, pts));
}
TEST_CASE("Find the closest point from 9", "[ClosestPoint]")
{
// 0 - 3 - 6
// | | |
// 1 - 4 - 7
// | | |
// 2 - 5 - 8
Points pts = {{-3, 3}, {-3, 0}, {-3, -3}, {0, 3}, {0, 0},
{0, -3}, {3, 3}, {3, 0}, {3, -3}};
CHECK(std::is_sorted(pts.begin(), pts.end(),
closestPoint::sort_fnc<Point>));
CHECK(0 == find_closest_in_sorted(Point{-4, 4}, pts));
CHECK(0 == find_closest_in_sorted(Point{-2, 2}, pts));
// check center
CHECK(4 == find_closest_in_sorted(Point{-1, 1}, pts));
CHECK(4 == find_closest_in_sorted(Point{ 0, 1}, pts));
CHECK(4 == find_closest_in_sorted(Point{ 1, 1}, pts));
CHECK(4 == find_closest_in_sorted(Point{-1, 0}, pts));
CHECK(4 == find_closest_in_sorted(Point{ 0, 0}, pts));
CHECK(4 == find_closest_in_sorted(Point{ 1, 0}, pts));
CHECK(4 == find_closest_in_sorted(Point{-1,-1}, pts));
CHECK(4 == find_closest_in_sorted(Point{ 0,-1}, pts));
CHECK(4 == find_closest_in_sorted(Point{ 1,-1}, pts));
CHECK(4 == find_closest_in_sorted(Point{ 0, 0}, pts));
CHECK(7 == find_closest_in_sorted(Point{2, 1}, pts));
CHECK(8 == find_closest_in_sorted(Point{2,-2}, pts));
}
TEST_CASE("Find the closest point from 9 unsorted", "[ClosestPoint]")
{
// 4 - 3 - 0
// | | |
// 1 - 6 - 5
// | | |
// 2 - 7 - 8
Points pts = {
/*0*/ {3, 3},
/*1*/ {-3, 0},
/*2*/ {-3, -3},
/*3*/ {0, 3},
/*4*/ {-3, 3},
/*5*/ {3, 0},
/*6*/ {0, 0},
/*7*/ {0, -3},
/*8*/ {3, -3}
};
CHECK(4 == find_closest(Point{-4, 4}, pts));
CHECK(4 == find_closest(Point{-2, 2}, pts));
// check center
CHECK(6 == find_closest(Point{-1, 1}, pts));
CHECK(6 == find_closest(Point{ 0, 1}, pts));
CHECK(6 == find_closest(Point{ 1, 1}, pts));
CHECK(6 == find_closest(Point{-1, 0}, pts));
CHECK(6 == find_closest(Point{ 0, 0}, pts));
CHECK(6 == find_closest(Point{ 1, 0}, pts));
CHECK(6 == find_closest(Point{-1,-1}, pts));
CHECK(6 == find_closest(Point{ 0,-1}, pts));
CHECK(6 == find_closest(Point{ 1,-1}, pts));
CHECK(6 == find_closest(Point{ 0, 0}, pts));
CHECK(5 == find_closest(Point{2, 1}, pts));
CHECK(8 == find_closest(Point{2,-2}, pts));
}