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from __future__ import annotations
from typing import TYPE_CHECKING, Any, cast, overload
import numpy as np
from numpy.testing import assert_allclose, assert_array_equal
from contourpy import FillType, LineType, max_threads
from contourpy.types import code_dtype, offset_dtype, point_dtype
if TYPE_CHECKING:
import numpy.typing as npt
import contourpy._contourpy as cpy
def all_class_names() -> list[str]:
return [
"Mpl2005ContourGenerator",
"Mpl2014ContourGenerator",
"SerialContourGenerator",
"ThreadedContourGenerator",
]
def all_names(exclude: str | None = None) -> list[str]:
all_ = ["mpl2005", "mpl2014", "serial", "threaded"]
if exclude is not None:
all_.remove(exclude)
return all_
def all_names_and_fill_types() -> list[tuple[str, FillType]]:
return [
("mpl2005", FillType.OuterCode),
("mpl2014", FillType.OuterCode),
("serial", FillType.OuterCode),
("serial", FillType.OuterOffset),
("serial", FillType.ChunkCombinedCode),
("serial", FillType.ChunkCombinedOffset),
("serial", FillType.ChunkCombinedCodeOffset),
("serial", FillType.ChunkCombinedOffsetOffset),
("threaded", FillType.OuterCode),
("threaded", FillType.OuterOffset),
("threaded", FillType.ChunkCombinedCode),
("threaded", FillType.ChunkCombinedOffset),
("threaded", FillType.ChunkCombinedCodeOffset),
("threaded", FillType.ChunkCombinedOffsetOffset),
]
def all_names_and_line_types() -> list[tuple[str, LineType]]:
return [
("mpl2005", LineType.SeparateCode),
("mpl2014", LineType.SeparateCode),
("serial", LineType.Separate),
("serial", LineType.SeparateCode),
("serial", LineType.ChunkCombinedCode),
("serial", LineType.ChunkCombinedOffset),
("serial", LineType.ChunkCombinedNan),
("threaded", LineType.Separate),
("threaded", LineType.SeparateCode),
("threaded", LineType.ChunkCombinedCode),
("threaded", LineType.ChunkCombinedOffset),
("threaded", LineType.ChunkCombinedNan),
]
def corner_mask_names() -> list[str]:
return ["mpl2014", "serial", "threaded"]
def quad_as_tri_names() -> list[str]:
return ["serial", "threaded"]
def all_fill_types_str_value() -> list[tuple[str, int]]:
return [
("OuterCode", 201),
("OuterOffset", 202),
("ChunkCombinedCode", 203),
("ChunkCombinedOffset", 204),
("ChunkCombinedCodeOffset", 205),
("ChunkCombinedOffsetOffset", 206),
]
def all_line_types_str_value() -> list[tuple[str, int]]:
return [
("Separate", 101),
("SeparateCode", 102),
("ChunkCombinedCode", 103),
("ChunkCombinedOffset", 104),
("ChunkCombinedNan", 105),
]
def all_z_interps_str_value() -> list[tuple[str, int]]:
return [
("Linear", 1),
("Log", 2),
]
def thread_counts() -> list[int]:
thread_counts = [2, 3]
return list(filter(lambda n: n <= max(max_threads(), 1), thread_counts))
def assert_point_array(points: cpy.PointArray, allow_nan: bool = False) -> int:
assert isinstance(points, np.ndarray)
assert points.dtype == point_dtype
assert points.ndim == 2
assert points.shape[1] == 2
npoints = len(points)
assert npoints >= 1
if not allow_nan:
assert not np.any(np.isnan(points))
return npoints
def assert_code_array(codes: cpy.CodeArray, npoints: int) -> None:
assert isinstance(codes, np.ndarray)
assert codes.dtype == code_dtype
assert codes.ndim == 1
assert len(codes) == npoints
assert codes[0] == 1
def assert_offset_array(offsets: cpy.OffsetArray, max_offset: int) -> int:
assert isinstance(offsets, np.ndarray)
assert offsets.dtype == offset_dtype
assert offsets.ndim == 1
assert len(offsets) > 1
assert offsets[0] == 0
assert offsets[-1] == max_offset
assert np.all(np.diff(offsets) > 0)
return len(offsets)
def assert_filled(filled: cpy.FillReturn, fill_type: FillType) -> None:
if fill_type == FillType.OuterCode:
if TYPE_CHECKING:
filled = cast(cpy.FillReturn_OuterCode, filled)
assert isinstance(filled, tuple) and len(filled) == 2
polygons, codes = filled
assert isinstance(polygons, list)
assert isinstance(codes, list)
assert len(polygons) == len(codes)
for polygon, code in zip(polygons, codes):
npoints = assert_point_array(polygon)
assert_code_array(code, npoints)
elif fill_type == FillType.OuterOffset:
if TYPE_CHECKING:
filled = cast(cpy.FillReturn_OuterOffset, filled)
assert isinstance(filled, tuple) and len(filled) == 2
polygons, offsets = filled
assert isinstance(polygons, list)
assert isinstance(offsets, list)
assert len(polygons) == len(offsets)
for polygon, offset in zip(polygons, offsets):
npoints = assert_point_array(polygon)
assert_offset_array(offset, npoints)
elif fill_type == FillType.ChunkCombinedCode:
if TYPE_CHECKING:
filled = cast(cpy.FillReturn_ChunkCombinedCode, filled)
assert isinstance(filled, tuple) and len(filled) == 2
chunk_polygons, chunk_codes = filled
assert isinstance(chunk_polygons, list)
assert isinstance(chunk_codes, list)
assert len(chunk_polygons) == len(chunk_codes)
for polygons_or_none, codes_or_none in zip(chunk_polygons, chunk_codes):
if polygons_or_none is None:
assert codes_or_none is None
else:
if TYPE_CHECKING:
assert codes_or_none is not None
npoints = assert_point_array(polygons_or_none)
assert_code_array(codes_or_none, npoints)
elif fill_type == FillType.ChunkCombinedOffset:
if TYPE_CHECKING:
filled = cast(cpy.FillReturn_ChunkCombinedOffset, filled)
assert isinstance(filled, tuple) and len(filled) == 2
chunk_polygons, chunk_offsets = filled
assert isinstance(chunk_polygons, list)
assert isinstance(chunk_offsets, list)
assert len(chunk_polygons) == len(chunk_offsets)
for polygons_or_none, offsets_or_none in zip(chunk_polygons, chunk_offsets):
if polygons_or_none is None:
assert offsets_or_none is None
else:
if TYPE_CHECKING:
assert offsets_or_none is not None
npoints = assert_point_array(polygons_or_none)
assert_offset_array(offsets_or_none, npoints)
elif fill_type == FillType.ChunkCombinedCodeOffset:
if TYPE_CHECKING:
filled = cast(cpy.FillReturn_ChunkCombinedCodeOffset, filled)
assert isinstance(filled, tuple) and len(filled) == 3
chunk_polygons, chunk_codes, chunk_outer_offsets = filled
assert isinstance(chunk_polygons, list)
assert isinstance(chunk_codes, list)
assert isinstance(chunk_outer_offsets, list)
assert len(chunk_polygons) == len(chunk_codes) == len(chunk_outer_offsets)
for polygons_or_none, codes_or_none, outer_offsets_or_none in zip(
chunk_polygons, chunk_codes, chunk_outer_offsets):
if polygons_or_none is None:
assert codes_or_none is None and outer_offsets_or_none is None
else:
if TYPE_CHECKING:
assert codes_or_none is not None and outer_offsets_or_none is not None
npoints = assert_point_array(polygons_or_none)
assert_code_array(codes_or_none, npoints)
assert_offset_array(outer_offsets_or_none, npoints)
elif fill_type == FillType.ChunkCombinedOffsetOffset:
if TYPE_CHECKING:
filled = cast(cpy.FillReturn_ChunkCombinedOffsetOffset, filled)
assert isinstance(filled, tuple) and len(filled) == 3
chunk_polygons, chunk_offsets, chunk_outer_offsets = filled
assert isinstance(chunk_polygons, list)
assert isinstance(chunk_offsets, list)
assert isinstance(chunk_outer_offsets, list)
assert len(chunk_polygons) == len(chunk_offsets) == len(chunk_outer_offsets)
for polygons_or_none, offsets_or_none, outer_offsets_or_none in zip(
chunk_polygons, chunk_offsets, chunk_outer_offsets):
if polygons_or_none is None:
assert offsets_or_none is None and outer_offsets_or_none is None
else:
if TYPE_CHECKING:
assert offsets_or_none is not None and outer_offsets_or_none is not None
npoints = assert_point_array(polygons_or_none)
noffsets = assert_offset_array(offsets_or_none, npoints)
assert_offset_array(outer_offsets_or_none, noffsets-1)
else:
raise RuntimeError(f"Unexpected fill_type {fill_type}")
def assert_lines(lines: cpy.LineReturn, line_type: LineType) -> None:
if line_type == LineType.Separate:
if TYPE_CHECKING:
lines = cast(cpy.LineReturn_Separate, lines)
assert isinstance(lines, list)
for line in lines:
assert_point_array(line)
elif line_type == LineType.SeparateCode:
if TYPE_CHECKING:
lines = cast(cpy.LineReturn_SeparateCode, lines)
assert isinstance(lines, tuple) and len(lines) == 2
lines, codes = lines
assert isinstance(lines, list)
assert isinstance(codes, list)
assert len(lines) == len(codes)
for line, code in zip(lines, codes):
npoints = assert_point_array(line)
assert_code_array(code, npoints)
elif line_type == LineType.ChunkCombinedCode:
if TYPE_CHECKING:
lines = cast(cpy.LineReturn_ChunkCombinedCode, lines)
assert isinstance(lines, tuple) and len(lines) == 2
chunk_lines, chunk_codes = lines
assert isinstance(chunk_lines, list)
assert isinstance(chunk_codes, list)
assert len(chunk_lines) == len(chunk_codes)
for lines_or_none, codes_or_none in zip(chunk_lines, chunk_codes):
if lines_or_none is None:
assert codes_or_none is None
else:
if TYPE_CHECKING:
assert codes_or_none is not None
npoints = assert_point_array(lines_or_none)
assert_code_array(codes_or_none, npoints)
elif line_type == LineType.ChunkCombinedOffset:
if TYPE_CHECKING:
lines = cast(cpy.LineReturn_ChunkCombinedOffset, lines)
assert isinstance(lines, tuple) and len(lines) == 2
chunk_lines, chunk_offsets = lines
assert isinstance(chunk_lines, list)
assert isinstance(chunk_offsets, list)
assert len(chunk_lines) == len(chunk_offsets)
for lines_or_none, offsets_or_none in zip(chunk_lines, chunk_offsets):
if lines_or_none is None:
assert offsets_or_none is None
else:
if TYPE_CHECKING:
assert offsets_or_none is not None
npoints = assert_point_array(lines_or_none)
assert_offset_array(offsets_or_none, npoints)
elif line_type == LineType.ChunkCombinedNan:
if TYPE_CHECKING:
lines = cast(cpy.LineReturn_ChunkCombinedNan, lines)
assert isinstance(lines, tuple) and len(lines) == 1
assert isinstance(lines[0], list)
for lines_or_none in lines[0]:
if lines_or_none is not None:
assert_point_array(lines_or_none, allow_nan=True)
else:
raise RuntimeError(f"Unexpected line_type {line_type}")
def assert_equal_recursive(any1: Any, any2: Any) -> None:
assert type(any1) is type(any2)
if any1 is None:
assert any2 is None
elif isinstance(any1, list | tuple):
assert type(any1) is type(any2)
assert len(any1) == len(any2)
for item1, item2 in zip(any1, any2):
assert_equal_recursive(item1, item2)
elif isinstance(any1, np.ndarray):
assert any1.dtype == any2.dtype
if any1.dtype == np.float64:
assert_allclose(any1, any2)
else:
assert_array_equal(any1, any2)
else:
raise NotImplementedError
@overload
def sort_by_first_xy(lines: list[cpy.PointArray]) -> list[cpy.PointArray]:
...
@overload
def sort_by_first_xy(
lines: list[cpy.PointArray], others: list[npt.NDArray[Any]],
) -> tuple[list[cpy.PointArray], list[npt.NDArray[Any]]]:
...
def sort_by_first_xy(
lines: list[cpy.PointArray], others: list[npt.NDArray[Any]] | None = None,
) -> list[cpy.PointArray] | tuple[list[cpy.PointArray], list[npt.NDArray[Any]]]:
first_xy = np.array([line[0] for line in lines])
order = np.lexsort((first_xy[:, 1], first_xy[:, 0]))
lines = [lines[o] for o in order]
if others is None:
return lines
else:
others = [others[o] for o in order]
return lines, others
|
