def test_from_obj_string17(self): content = """ v 0 0 0 v 1 0 0 v 0 1 0 f 1 2 3 g f 1 2 3 g Face f 1 2 3 g f 3 2 1 """ res = geom_tools.from_obj_string(content, compute_normals=False, triangulate=False) ans = geom_tools.Mesh( vertices=np.array([ [0, 0, 0], [1, 0, 0], [0, 1, 0], ]), polygon_vertex_indices=[[0, 1, 2], [0, 1, 2], [0, 1, 2], [2, 1, 0]], polygon_groups=[-1, -1, 0, -1], group_names=["Face"] ) self.assertTrue(res == ans)
def test_from_obj_string08(self): content = """ v 1 0 0 v 16 3 2 v 0 1 0 v 0 0 1 vt 0.5 0 0 vt 0.5 0.5 0 vt 0 0.5 0 f 1/1 2/2 3/3 4/1 # something useful f 2/1 3/2 4/3 """ res = geom_tools.from_obj_string(content, compute_normals=False) ans = geom_tools.Mesh( vertices=np.array([ [1, 0, 0], [16, 3, 2], [0, 1, 0], [0, 0, 1], ]), polygon_vertex_indices=[ [0, 1, 2, 3], [1, 2, 3] ], texture_vertices=np.array([ [0.5, 0], [0.5, 0.5], [0, 0.5] ]), texture_polygon_vertex_indices=[ [0, 1, 2, 0], [0, 1, 2], ], triangle_vertex_indices=np.array([ [0, 1, 2], [0, 2, 3], [1, 2, 3], ]), triangle_texture_vertex_indices=np.array([ [0, 1, 2], [0, 2, 0], [0, 1, 2], ]), ) self.assertTrue(res == ans)
def test_from_obj_string01(self): content = """ v 1 0 0 v 0 1 0 v 0 0 1 f 1 2 3 """ res = geom_tools.from_obj_string(content, compute_normals=False) ans = geom_tools.Mesh( vertices=np.array([ [1, 0, 0], [0, 1, 0], [0, 0, 1] ]), polygon_vertex_indices=[[0, 1, 2]], triangle_vertex_indices=np.array([[0, 1, 2]]) ) self.assertTrue(res == ans)
def test_from_obj_string09(self): content = """ v 0 0 0 v 1 0 0 v 0 1 0 vn 1 0 0 f 1//1 2//1 3//1 """ res = geom_tools.from_obj_string(content, compute_normals=True) ans = geom_tools.Mesh( vertices=np.array([ [0, 0, 0], [1, 0, 0], [0, 1, 0], ]), polygon_vertex_indices=[[0, 1, 2]], triangle_vertex_indices=np.array([[0, 1, 2]]), normals=np.array([[0, 0, 1], [0, 0, 1], [0, 0, 1]], dtype=np.float32), ) self.assertTrue(res == ans)
def test_from_obj_string03(self): content = """ v 1 0 0 v 0 1 0 v 0 0 1 v 16 3 2 vn 1 0 0 f 1//1 2//1 3//1 4//1 """ res = geom_tools.from_obj_string(content, compute_normals=False) ans = geom_tools.Mesh( vertices=np.array([ [1, 0, 0], [0, 1, 0], [0, 0, 1], [16, 3, 2], ]), polygon_vertex_indices=[[0, 1, 2, 3]], triangle_vertex_indices=np.array([[0, 1, 2], [0, 2, 3]]) ) self.assertTrue(res == ans)
def test_from_obj_string10(self): content = """ v 0 0 0 v 1 0 0 v 0 1 0 g Face f 1 2 3 """ res = geom_tools.from_obj_string(content, compute_normals=True) ans = geom_tools.Mesh( vertices=np.array([ [0, 0, 0], [1, 0, 0], [0, 1, 0], ]), polygon_vertex_indices=[[0, 1, 2]], triangle_vertex_indices=np.array([[0, 1, 2]]), normals=np.array([[0, 0, 1], [0, 0, 1], [0, 0, 1]], dtype=np.float32), polygon_groups=[0], group_names=["Face"] ) self.assertTrue(res == ans)