def generate_plottable_points_from_projection_of_points(
cls, line: LineModel, points: List[Point]):
projected_points = LineModel.compute_projection_of_points(line, points)
first_point, second_point = Util.get_terminal_points_from_coliner_points(
projected_points)
plottable_points = Util.generate_plottable_points_between_twopoints(
first_point, second_point)
return plottable_points
def test_projection_of_points_on_line_with_slope_45degrees_through_origin(
self):
line = LineModel(-1, 1, 0)
test_point1 = Point(4, 0)
expected_projected1 = Point(2, 2)
test_point2 = Point(0, 4)
expected_projected2 = Point(2, 2)
lst_inputs = [test_point1, test_point2]
lst_expected = [expected_projected1, expected_projected2]
lst_actual = LineModel.compute_projection_of_points(line, lst_inputs)
for index in range(0, len(lst_inputs)):
actual = lst_actual[index]
expected = lst_expected[index]
self.assertAlmostEqual(actual.X, expected.X, 0.1)
self.assertAlmostEqual(actual.Y, expected.Y, 0.1)