console_from_xp() - Code Metrics - Inspection of "v2.3.0, updating code to use latest libtcod." - HexDecimal/libtcod-cffi - Measure and Improve Code Quality continuously with Scrutinizer

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Push — master ( 7346d5...9162fc )

by Kyle
created 2017-03-15 00:57 UTC
console_from_xp() A

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"""This module handles backward compatibility with the ctypes libtcodpy module.
"""

from __future__ import absolute_import as _

import threading as _threading

import numpy as _np
# .scrutinizer.yml
before_commands:
    - sudo pip install abc # Python2
    - sudo pip3 install abc # Python3

from tcod.libtcod import *


from tcod.tcod import _int, _cdata, _unpack_char_p
from tcod.tcod import _bytes, _unicode, _fmt_bytes, _fmt_unicode
from tcod.tcod import _CDataWrapper
from tcod.tcod import _PropagateException

import tcod.bsp
from tcod.color import *

import tcod.console
import tcod.image
import tcod.map
import tcod.noise
import tcod.path
import tcod.random

Bsp = tcod.bsp.BSP


class ConsoleBuffer(object):
    """Simple console that allows direct (fast) access to cells. simplifies
    use of the "fill" functions.

    Args:
        width (int): Width of the new ConsoleBuffer.
        height (int): Height of the new ConsoleBuffer.
        back_r (int): Red background color, from 0 to 255.
        back_g (int): Green background color, from 0 to 255.
        back_b (int): Blue background color, from 0 to 255.
        fore_r (int): Red foreground color, from 0 to 255.
        fore_g (int): Green foreground color, from 0 to 255.
        fore_b (int): Blue foreground color, from 0 to 255.
        char (AnyStr): A single character str or bytes object.
    """
    def __init__(self, width, height, back_r=0, back_g=0, back_b=0, fore_r=0, fore_g=0, fore_b=0, char=' '):

        """initialize with given width and height. values to fill the buffer
        are optional, defaults to black with no characters.
        """
        n = width * height

        self.width = width
        self.height = height
        self.clear(back_r, back_g, back_b, fore_r, fore_g, fore_b, char)

    def clear(self, back_r=0, back_g=0, back_b=0, fore_r=0, fore_g=0, fore_b=0, char=' '):

        """Clears the console.  Values to fill it with are optional, defaults
        to black with no characters.

        Args:
            back_r (int): Red background color, from 0 to 255.
            back_g (int): Green background color, from 0 to 255.
            back_b (int): Blue background color, from 0 to 255.
            fore_r (int): Red foreground color, from 0 to 255.
            fore_g (int): Green foreground color, from 0 to 255.
            fore_b (int): Blue foreground color, from 0 to 255.
            char (AnyStr): A single character str or bytes object.
        """
        n = self.width * self.height
        self.back_r = [back_r] * n
        self.back_g = [back_g] * n
        self.back_b = [back_b] * n
        self.fore_r = [fore_r] * n
        self.fore_g = [fore_g] * n
        self.fore_b = [fore_b] * n
        self.char = [ord(char)] * n

    def copy(self):
        """Returns a copy of this ConsoleBuffer.

        Returns:
            ConsoleBuffer: A new ConsoleBuffer copy.
        """
        other = ConsoleBuffer(0, 0)
        other.width = self.width
        other.height = self.height
        other.back_r = list(self.back_r)  # make explicit copies of all lists
class Foo:
    def __init__(self, x=None):
        self.x = x
        other.back_g = list(self.back_g)
class Foo:
    def __init__(self, x=None):
        self.x = x
        other.back_b = list(self.back_b)
class Foo:
    def __init__(self, x=None):
        self.x = x
        other.fore_r = list(self.fore_r)
class Foo:
    def __init__(self, x=None):
        self.x = x
        other.fore_g = list(self.fore_g)
class Foo:
    def __init__(self, x=None):
        self.x = x
        other.fore_b = list(self.fore_b)
class Foo:
    def __init__(self, x=None):
        self.x = x
        other.char = list(self.char)
class Foo:
    def __init__(self, x=None):
        self.x = x
        return other

    def set_fore(self, x, y, r, g, b, char):
        """Set the character and foreground color of one cell.

        Args:
            x (int): X position to change.
            y (int): Y position to change.
            r (int): Red foreground color, from 0 to 255.
            g (int): Green foreground color, from 0 to 255.
            b (int): Blue foreground color, from 0 to 255.
            char (AnyStr): A single character str or bytes object.
        """
        i = self.width * y + x
        self.fore_r[i] = r
        self.fore_g[i] = g
        self.fore_b[i] = b
        self.char[i] = ord(char)

    def set_back(self, x, y, r, g, b):
        """Set the background color of one cell.

        Args:
            x (int): X position to change.
            y (int): Y position to change.
            r (int): Red background color, from 0 to 255.
            g (int): Green background color, from 0 to 255.
            b (int): Blue background color, from 0 to 255.
            char (AnyStr): A single character str or bytes object.
        """
        i = self.width * y + x
        self.back_r[i] = r
        self.back_g[i] = g
        self.back_b[i] = b

    def set(self, x, y, back_r, back_g, back_b, fore_r, fore_g, fore_b, char):
        """Set the background color, foreground color and character of one cell.


        Args:
            x (int): X position to change.
            y (int): Y position to change.
            back_r (int): Red background color, from 0 to 255.
            back_g (int): Green background color, from 0 to 255.
            back_b (int): Blue background color, from 0 to 255.
            fore_r (int): Red foreground color, from 0 to 255.
            fore_g (int): Green foreground color, from 0 to 255.
            fore_b (int): Blue foreground color, from 0 to 255.
            char (AnyStr): A single character str or bytes object.
        """
        i = self.width * y + x
        self.back_r[i] = back_r
        self.back_g[i] = back_g
        self.back_b[i] = back_b
        self.fore_r[i] = fore_r
        self.fore_g[i] = fore_g
        self.fore_b[i] = fore_b
        self.char[i] = ord(char)

    def blit(self, dest, fill_fore=True, fill_back=True):
        """Use libtcod's "fill" functions to write the buffer to a console.

        Args:
            dest (Console): Console object to modify.
            fill_fore (bool):
                If True, fill the foreground color and characters.
            fill_back (bool):
                If True, fill the background color.
        """
        dest = _cdata(dest)
        if (console_get_width(dest) != self.width or
            console_get_height(dest) != self.height):
            raise ValueError('ConsoleBuffer.blit: Destination console has an incorrect size.')


        if fill_back:
            lib.TCOD_console_fill_background(dest or ffi.NULL,
                                              ffi.new('int[]', self.back_r),
                                              ffi.new('int[]', self.back_g),
                                              ffi.new('int[]', self.back_b))
        if fill_fore:
            lib.TCOD_console_fill_foreground(dest or ffi.NULL,
                                              ffi.new('int[]', self.fore_r),
                                              ffi.new('int[]', self.fore_g),
                                              ffi.new('int[]', self.fore_b))
            lib.TCOD_console_fill_char(dest or ffi.NULL,
                                        ffi.new('int[]', self.char))


class Dice(_CDataWrapper):
    """

    Args:
        nb_dices (int): Number of dice.
        nb_faces (int): Number of sides on a die.
        multiplier (float): Multiplier.
        addsub (float): Addition.

    .. versionchanged:: 2.0
        This class now acts like the other CData wrapped classes
        and no longer acts like a list.

    .. deprecated:: 2.0
        You should make your own dice functions instead of using this class
        which is tied to a CData object.
    """

    def __init__(self, *args, **kargs):
        super(Dice, self).__init__(*args, **kargs)
        if self.cdata == ffi.NULL:
            self._init(*args, **kargs)

    def _init(self, nb_dices=0, nb_faces=0, multiplier=0, addsub=0):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
        self.cdata = ffi.new('TCOD_dice_t*')
        self.nb_dices = nb_dices
        self.nb_faces = nb_faces
        self.multiplier = multiplier
        self.addsub = addsub

    def _get_nb_dices(self):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
        return self.nb_rolls
    def _set_nb_dices(self, value):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
        self.nb_rolls = value
class Foo:
    def __init__(self, x=None):
        self.x = x
    nb_dices = property(_get_nb_dices, _set_nb_dices)

    def __str__(self):
        add = '+(%s)' % self.addsub if self.addsub != 0 else ''
        return '%id%ix%s%s' % (self.nb_dices, self.nb_faces,
                               self.multiplier, add)

    def __repr__(self):
        return ('%s(nb_dices=%r,nb_faces=%r,multiplier=%r,addsub=%r)' %
                (self.__class__.__name__, self.nb_dices, self.nb_faces,
                 self.multiplier, self.addsub))


class Key(_CDataWrapper):
    """Key Event instance

    Attributes:
        vk (int): TCOD_keycode_t key code
        c (int): character if vk == TCODK_CHAR else 0
        text (Text): text[TCOD_KEY_TEXT_SIZE]; text if vk == TCODK_TEXT else text[0] == '\0'

        pressed (bool): does this correspond to a key press or key release event ?

        lalt (bool): True when left alt is held.
        lctrl (bool): True when left control is held.
        lmeta (bool): True when left meta key is held.
        ralt (bool): True when right alt is held.
        rctrl (bool): True when right control is held.
        rmeta (bool): True when right meta key is held.
        shift (bool): True when any shift is held.
    """

    _BOOL_ATTRIBUTES = ('lalt', 'lctrl', 'lmeta',
                        'ralt', 'rctrl', 'rmeta', 'pressed', 'shift')

    def __init__(self, *args, **kargs):
        super(Key, self).__init__(*args, **kargs)
        if self.cdata == ffi.NULL:
            self.cdata = ffi.new('TCOD_key_t*')

    def __getattr__(self, attr):
        if attr in self._BOOL_ATTRIBUTES:
            return bool(getattr(self.cdata, attr))
        if attr == 'c':
            return ord(getattr(self.cdata, attr))
        if attr == 'text':
            return _unpack_char_p(getattr(self.cdata, attr))
        return super(Key, self).__getattr__(attr)


class Mouse(_CDataWrapper):
    """Mouse event instance

    Attributes:
        x (int): Absolute mouse position at pixel x.
        y (int):
        dx (int): Movement since last update in pixels.
        dy (int):
        cx (int): Cell coordinates in the root console.
        cy (int):
        dcx (int): Movement since last update in console cells.
        dcy (int):
        lbutton (bool): Left button status.
        rbutton (bool): Right button status.
        mbutton (bool): Middle button status.
        lbutton_pressed (bool): Left button pressed event.
        rbutton_pressed (bool): Right button pressed event.
        mbutton_pressed (bool): Middle button pressed event.
        wheel_up (bool): Wheel up event.
        wheel_down (bool): Wheel down event.
    """

    def __init__(self, *args, **kargs):
        super(Mouse, self).__init__(*args, **kargs)
        if self.cdata == ffi.NULL:
            self.cdata = ffi.new('TCOD_mouse_t*')


def bsp_new_with_size(x, y, w, h):
    """Create a new BSP instance with the given rectangle.

    Args:
        x (int): Rectangle left coordinate.
        y (int): Rectangle top coordinate.
        w (int): Rectangle width.
        h (int): Rectangle height.

    Returns:
        BSP: A new BSP instance.

    .. deprecated:: 2.0
       Call the :any:`BSP` class instead.
    """
    return Bsp(x, y, w, h)

def bsp_split_once(node, horizontal, position):
    """
    .. deprecated:: 2.0
       Use :any:`BSP.split_once` instead.
    """
    node.split_once(horizontal, position)

def bsp_split_recursive(node, randomizer, nb, minHSize, minVSize, maxHRatio,
                        maxVRatio):
    """
    .. deprecated:: 2.0
       Use :any:`BSP.split_recursive` instead.
    """
    node.split_recursive(nb, minHSize, minVSize,
                         maxHRatio, maxVRatio, randomizer)

def bsp_resize(node, x, y, w, h):
    """
    .. deprecated:: 2.0
        Assign directly to :any:`BSP` attributes instead.
    """
    node.x = x
    node.y = y
    node.width = w
    node.height = h

def bsp_left(node):
    """
    .. deprecated:: 2.0
       Use :any:`BSP.children` instead.
    """
    return None if not node.children else node.children[0]

def bsp_right(node):
    """
    .. deprecated:: 2.0
       Use :any:`BSP.children` instead.
    """
    return None if not node.children else node.children[1]

def bsp_father(node):
    """
    .. deprecated:: 2.0
       Use :any:`BSP.parent` instead.
    """
    return node.parent

def bsp_is_leaf(node):
    """
    .. deprecated:: 2.0
       Use :any:`BSP.children` instead.
    """
    return not node.children

def bsp_contains(node, cx, cy):
    """
    .. deprecated:: 2.0
       Use :any:`BSP.contains` instead.
    """
    return node.contains(cx, cy)

def bsp_find_node(node, cx, cy):
    """
    .. deprecated:: 2.0
       Use :any:`BSP.find_node` instead.
    """
    return node.find_node(cx, cy)

def _bsp_traverse(node_iter, callback, userData):
    """pack callback into a handle for use with the callback
    _pycall_bsp_callback
    """
    for node in node_iter:
        callback(node, userData)

def bsp_traverse_pre_order(node, callback, userData=0):
    """Traverse this nodes hierarchy with a callback.

    .. deprecated:: 2.0
       Use :any:`BSP.walk` instead.
    """
    _bsp_traverse(node._iter_pre_order(), callback, userData)

def bsp_traverse_in_order(node, callback, userData=0):
    """Traverse this nodes hierarchy with a callback.

    .. deprecated:: 2.0
       Use :any:`BSP.walk` instead.
    """
    _bsp_traverse(node._iter_in_order(), callback, userData)

def bsp_traverse_post_order(node, callback, userData=0):
    """Traverse this nodes hierarchy with a callback.

    .. deprecated:: 2.0
       Use :any:`BSP.walk` instead.
    """
    _bsp_traverse(node._iter_post_order(), callback, userData)

def bsp_traverse_level_order(node, callback, userData=0):
    """Traverse this nodes hierarchy with a callback.

    .. deprecated:: 2.0
       Use :any:`BSP.walk` instead.
    """
    _bsp_traverse(node._iter_level_order(), callback, userData)

def bsp_traverse_inverted_level_order(node, callback, userData=0):
    """Traverse this nodes hierarchy with a callback.

    .. deprecated:: 2.0
       Use :any:`BSP.walk` instead.
    """
    _bsp_traverse(node._iter_inverted_level_order(), callback, userData)

def bsp_remove_sons(node):
    """Delete all children of a given node.  Not recommended.

    .. note::
       This function will add unnecessary complexity to your code.
       Don't use it.

    .. deprecated:: 2.0
       BSP deletion is automatic.
    """
    node.children = ()

def bsp_delete(node):

    """Exists for backward compatibility.  Does nothing.

    BSP's created by this library are automatically garbage collected once
    there are no references to the tree.
    This function exists for backwards compatibility.

    .. deprecated:: 2.0
       BSP deletion is automatic.
    """
    pass

def color_lerp(c1, c2, a):
    """Return the linear interpolation between two colors.

    ``a`` is the interpolation value, with 0 returing ``c1``,
    1 returning ``c2``, and 0.5 returing a color halfway between both.

    Args:
        c1 (Union[Tuple[int, int, int], Sequence[int]]):
            The first color.  At a=0.
        c2 (Union[Tuple[int, int, int], Sequence[int]]):
            The second color.  At a=1.
        a (float): The interpolation value,

    Returns:
        Color: The interpolated Color.
    """
    return Color._new_from_cdata(lib.TCOD_color_lerp(c1, c2, a))

def color_set_hsv(c, h, s, v):
    """Set a color using: hue, saturation, and value parameters.

    Does not return a new Color.  ``c`` is modified inplace.

    Args:
        c (Union[Color, List[Any]]): A Color instance, or a list of any kind.
        h (float): Hue, from 0 to 360.
        s (float): Saturation, from 0 to 1.
        v (float): Value, from 0 to 1.
    """
    new_color = ffi.new('TCOD_color_t*')
    lib.TCOD_color_set_HSV(new_color, h, s, v)
    c[:] = new_color.r, new_color.g, new_color.b

def color_get_hsv(c):
    """Return the (hue, saturation, value) of a color.

    Args:
        c (Union[Tuple[int, int, int], Sequence[int]]):
            An (r, g, b) sequence or Color instance.

    Returns:
        Tuple[float, float, float]:
            A tuple with (hue, saturation, value) values, from 0 to 1.
    """
    hsv = ffi.new('float [3]')
    lib.TCOD_color_get_HSV(c, hsv, hsv + 1, hsv + 2)
    return hsv[0], hsv[1], hsv[2]

def color_scale_HSV(c, scoef, vcoef):
    """Scale a color's saturation and value.

    Does not return a new Color.  ``c`` is modified inplace.

    Args:
        c (Union[Color, List[int]]): A Color instance, or an [r, g, b] list.
        scoef (float): Saturation multiplier, from 0 to 1.
                       Use 1 to keep current saturation.
        vcoef (float): Value multiplier, from 0 to 1.
                       Use 1 to keep current value.
    """
    color_p = ffi.new('TCOD_color_t*')
    color_p.r, color_p.g, color_p.b = c.r, c.g, c.b
    lib.TCOD_color_scale_HSV(color_p, scoef, vcoef)
    c[:] = color_p.r, color_p.g, color_p.b

def color_gen_map(colors, indexes):
    """Return a smoothly defined scale of colors.

    If ``indexes`` is [0, 3, 9] for example, the first color from ``colors``
    will be returned at 0, the 2nd will be at 3, and the 3rd will be at 9.
    All in-betweens will be filled with a gradient.

    Args:
        colors (Iterable[Union[Tuple[int, int, int], Sequence[int]]]):
            Array of colors to be sampled.
        indexes (Iterable[int]): A list of indexes.

    Returns:
        List[Color]: A list of Color instances.

    Example:
        >>> tcod.color_gen_map([(0, 0, 0), (255, 128, 0)], [0, 5])
        [Color(0,0,0), Color(51,25,0), Color(102,51,0), Color(153,76,0), \
Color(204,102,0), Color(255,128,0)]
    """
    ccolors = ffi.new('TCOD_color_t[]', colors)
    cindexes = ffi.new('int[]', indexes)
    cres = ffi.new('TCOD_color_t[]', max(indexes) + 1)
    lib.TCOD_color_gen_map(cres, len(colors), ccolors, cindexes)
    return [Color._new_from_cdata(cdata) for cdata in cres]

_numpy = None

def _numpy_available():
    'check if numpy is available and lazily load it when needed'
    global _numpy
    if _numpy is None:
        try:
            import numpy as _numpy
param = 5

class Foo:
    def __init__(self, param):   # "param" would be flagged here
        self.param = param
        except ImportError:
            _numpy = False
    return _numpy

# initializing the console
def console_init_root(w, h, title, fullscreen=False,
                      renderer=RENDERER_SDL):

    """Set up the primary display and return the root console.

    Note:
        Currently only the SDL renderer is supported at the moment.
        Do not attempt to change it.

    Args:
        w (int): Width in character tiles for the root console.
        h (int): Height in character tiles for the root console.
        title (AnyStr):
            This string will be displayed on the created windows title bar.
        renderer: Rendering mode for libtcod to use.

    Returns:
        Console:
            Returns a special Console instance representing the root console.
    """
    lib.TCOD_console_init_root(w, h, _bytes(title), fullscreen, renderer)
    return tcod.console.Console._from_cdata(ffi.NULL) # root console is null


def console_set_custom_font(fontFile, flags=FONT_LAYOUT_ASCII_INCOL,

                            nb_char_horiz=0, nb_char_vertic=0):
    """Load a custom font file.

    Call this before function before calling :any:`tcod.console_init_root`.

    Flags can be a mix of the following:

    * tcod.FONT_LAYOUT_ASCII_INCOL
    * tcod.FONT_LAYOUT_ASCII_INROW
    * tcod.FONT_TYPE_GREYSCALE
    * tcod.FONT_TYPE_GRAYSCALE
    * tcod.FONT_LAYOUT_TCOD

    Args:
        fontFile (AnyStr): Path to a font file.
        flags (int):
        nb_char_horiz (int):
        nb_char_vertic (int):
    """
    lib.TCOD_console_set_custom_font(_bytes(fontFile), flags,
                                     nb_char_horiz, nb_char_vertic)


def console_get_width(con):
    """Return the width of a console.

    Args:
        con (Console): Any Console instance.

    Returns:
        int: The width of a Console.

    .. deprecated:: 2.0
        Use `Console.get_width` instead.
    """
    return lib.TCOD_console_get_width(_cdata(con))

def console_get_height(con):
    """Return the height of a console.

    Args:
        con (Console): Any Console instance.

    Returns:
        int: The height of a Console.

    .. deprecated:: 2.0
        Use `Console.get_hright` instead.
    """
    return lib.TCOD_console_get_height(_cdata(con))

def console_map_ascii_code_to_font(asciiCode, fontCharX, fontCharY):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    lib.TCOD_console_map_ascii_code_to_font(_int(asciiCode), fontCharX,
                                                              fontCharY)

def console_map_ascii_codes_to_font(firstAsciiCode, nbCodes, fontCharX,
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
                                    fontCharY):
    lib.TCOD_console_map_ascii_codes_to_font(_int(firstAsciiCode), nbCodes,
                                              fontCharX, fontCharY)

def console_map_string_to_font(s, fontCharX, fontCharY):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    lib.TCOD_console_map_string_to_font_utf(_unicode(s), fontCharX, fontCharY)

def console_is_fullscreen():
    """Returns True if the display is fullscreen.

    Returns:
        bool: True if the display is fullscreen, otherwise False.
    """
    return bool(lib.TCOD_console_is_fullscreen())

def console_set_fullscreen(fullscreen):
    """Change the display to be fullscreen or windowed.

    Args:
        fullscreen (bool): Use True to change to fullscreen.
                           Use False to change to windowed.
    """
    lib.TCOD_console_set_fullscreen(fullscreen)

def console_is_window_closed():
    """Returns True if the window has received and exit event."""
    return lib.TCOD_console_is_window_closed()

def console_set_window_title(title):
    """Change the current title bar string.

    Args:
        title (AnyStr): A string to change the title bar to.
    """
    lib.TCOD_console_set_window_title(_bytes(title))

def console_credits():
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    lib.TCOD_console_credits()

def console_credits_reset():
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    lib.TCOD_console_credits_reset()

def console_credits_render(x, y, alpha):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    return lib.TCOD_console_credits_render(x, y, alpha)

def console_flush():
    """Update the display to represent the root consoles current state."""
    lib.TCOD_console_flush()

# drawing on a console
def console_set_default_background(con, col):
    """Change the default background color for a console.

    Args:
        con (Console): Any Console instance.
        col (Union[Tuple[int, int, int], Sequence[int]]):
            An (r, g, b) sequence or Color instance.
    """
    lib.TCOD_console_set_default_background(_cdata(con), col)

def console_set_default_foreground(con, col):
    """Change the default foreground color for a console.

    Args:
        con (Console): Any Console instance.
        col (Union[Tuple[int, int, int], Sequence[int]]):
            An (r, g, b) sequence or Color instance.
    """
    lib.TCOD_console_set_default_foreground(_cdata(con), col)

def console_clear(con):
    """Reset a console to its default colors and the space character.

    Args:
        con (Console): Any Console instance.

    .. seealso::
       :any:`console_set_default_background`
       :any:`console_set_default_foreground`
    """
    return lib.TCOD_console_clear(_cdata(con))

def console_put_char(con, x, y, c, flag=BKGND_DEFAULT):

    """Draw the character c at x,y using the default colors and a blend mode.

    Args:
        con (Console): Any Console instance.
        x (int): Character x position from the left.
        y (int): Character y position from the top.
        c (Union[int, AnyStr]): Character to draw, can be an integer or string.
        flag (int): Blending mode to use, defaults to BKGND_DEFAULT.
    """
    lib.TCOD_console_put_char(_cdata(con), x, y, _int(c), flag)

def console_put_char_ex(con, x, y, c, fore, back):
    """Draw the character c at x,y using the colors fore and back.

    Args:
        con (Console): Any Console instance.
        x (int): Character x position from the left.
        y (int): Character y position from the top.
        c (Union[int, AnyStr]): Character to draw, can be an integer or string.
        fore (Union[Tuple[int, int, int], Sequence[int]]):
            An (r, g, b) sequence or Color instance.
        back (Union[Tuple[int, int, int], Sequence[int]]):
            An (r, g, b) sequence or Color instance.
    """
    lib.TCOD_console_put_char_ex(_cdata(con), x, y,
                                 _int(c), fore, back)

def console_set_char_background(con, x, y, col, flag=BKGND_SET):

    """Change the background color of x,y to col using a blend mode.

    Args:
        con (Console): Any Console instance.
        x (int): Character x position from the left.
        y (int): Character y position from the top.
        col (Union[Tuple[int, int, int], Sequence[int]]):
            An (r, g, b) sequence or Color instance.
        flag (int): Blending mode to use, defaults to BKGND_SET.
    """
    lib.TCOD_console_set_char_background(_cdata(con), x, y, col, flag)

def console_set_char_foreground(con, x, y, col):
    """Change the foreground color of x,y to col.

    Args:
        con (Console): Any Console instance.
        x (int): Character x position from the left.
        y (int): Character y position from the top.
        col (Union[Tuple[int, int, int], Sequence[int]]):
            An (r, g, b) sequence or Color instance.
    """
    lib.TCOD_console_set_char_foreground(_cdata(con), x, y, col)

def console_set_char(con, x, y, c):
    """Change the character at x,y to c, keeping the current colors.

    Args:
        con (Console): Any Console instance.
        x (int): Character x position from the left.
        y (int): Character y position from the top.
        c (Union[int, AnyStr]): Character to draw, can be an integer or string.
    """
    lib.TCOD_console_set_char(_cdata(con), x, y, _int(c))

def console_set_background_flag(con, flag):
    """Change the default blend mode for this console.

    Args:
        con (Console): Any Console instance.
        flag (int): Blend mode to use by default.
    """
    lib.TCOD_console_set_background_flag(_cdata(con), flag)

def console_get_background_flag(con):
    """Return this consoles current blend mode.

    Args:
        con (Console): Any Console instance.
    """
    return lib.TCOD_console_get_background_flag(_cdata(con))

def console_set_alignment(con, alignment):
    """Change this consoles current alignment mode.

    * tcod.LEFT
    * tcod.CENTER
    * tcod.RIGHT

    Args:
        con (Console): Any Console instance.
        alignment (int):
    """
    lib.TCOD_console_set_alignment(_cdata(con), alignment)

def console_get_alignment(con):
    """Return this consoles current alignment mode.

    Args:
        con (Console): Any Console instance.
    """
    return lib.TCOD_console_get_alignment(_cdata(con))

def console_print(con, x, y, fmt):
    """Print a color formatted string on a console.

    Args:
        con (Console): Any Console instance.
        x (int): Character x position from the left.
        y (int): Character y position from the top.
        fmt (AnyStr): A unicode or bytes string optionaly using color codes.
    """
    lib.TCOD_console_print_utf(_cdata(con), x, y, _fmt_unicode(fmt))

def console_print_ex(con, x, y, flag, alignment, fmt):
    """Print a string on a console using a blend mode and alignment mode.

    Args:
        con (Console): Any Console instance.
        x (int): Character x position from the left.
        y (int): Character y position from the top.
    """
    lib.TCOD_console_print_ex_utf(_cdata(con), x, y,
                                   flag, alignment, _fmt_unicode(fmt))

def console_print_rect(con, x, y, w, h, fmt):
    """Print a string constrained to a rectangle.

    If h > 0 and the bottom of the rectangle is reached,
    the string is truncated. If h = 0,
    the string is only truncated if it reaches the bottom of the console.



    Returns:
        int: The number of lines of text once word-wrapped.
    """
    return lib.TCOD_console_print_rect_utf(_cdata(con), x, y, w, h,
                                            _fmt_unicode(fmt))

def console_print_rect_ex(con, x, y, w, h, flag, alignment, fmt):
    """Print a string constrained to a rectangle with blend and alignment.

    Returns:
        int: The number of lines of text once word-wrapped.
    """
    return lib.TCOD_console_print_rect_ex_utf(_cdata(con), x, y, w, h,
                                              flag, alignment,
                                              _fmt_unicode(fmt))

def console_get_height_rect(con, x, y, w, h, fmt):
    """Return the height of this text once word-wrapped into this rectangle.

    Returns:
        int: The number of lines of text once word-wrapped.
    """
    return lib.TCOD_console_get_height_rect_utf(_cdata(con), x, y, w, h,
                                                 _fmt_unicode(fmt))

def console_rect(con, x, y, w, h, clr, flag=BKGND_DEFAULT):

    """Draw a the background color on a rect optionally clearing the text.

    If clr is True the affected tiles are changed to space character.
    """
    lib.TCOD_console_rect(_cdata(con), x, y, w, h, clr, flag)

def console_hline(con, x, y, l, flag=BKGND_DEFAULT):

    """Draw a horizontal line on the console.

    This always uses the character 196, the horizontal line character.
    """
    lib.TCOD_console_hline(_cdata(con), x, y, l, flag)

def console_vline(con, x, y, l, flag=BKGND_DEFAULT):

    """Draw a vertical line on the console.

    This always uses the character 179, the vertical line character.
    """
    lib.TCOD_console_vline(_cdata(con), x, y, l, flag)

def console_print_frame(con, x, y, w, h, clear=True, flag=BKGND_DEFAULT, fmt=b''):

    """Draw a framed rectangle with optinal text.

    This uses the default background color and blend mode to fill the
    rectangle and the default foreground to draw the outline.

    fmt will be printed on the inside of the rectangle, word-wrapped.
    """
    lib.TCOD_console_print_frame(_cdata(con), x, y, w, h, clear, flag,
                                  _fmt_bytes(fmt))

def console_set_color_control(con, fore, back):
    """Configure :any:`color controls`.

    Args:
        con (int): :any:`Color control` constant to modify.
        fore (Union[Tuple[int, int, int], Sequence[int]]):
            An (r, g, b) sequence or Color instance.
        back (Union[Tuple[int, int, int], Sequence[int]]):
            An (r, g, b) sequence or Color instance.
    """
    lib.TCOD_console_set_color_control(_cdata(con), fore, back)

def console_get_default_background(con):
    """Return this consoles default background color."""
    return Color._new_from_cdata(
        lib.TCOD_console_get_default_background(_cdata(con)))


def console_get_default_foreground(con):
    """Return this consoles default foreground color."""
    return Color._new_from_cdata(
        lib.TCOD_console_get_default_foreground(_cdata(con)))

def console_get_char_background(con, x, y):
    """Return the background color at the x,y of this console."""
    return Color._new_from_cdata(
        lib.TCOD_console_get_char_background(_cdata(con), x, y))

def console_get_char_foreground(con, x, y):
    """Return the foreground color at the x,y of this console."""
    return Color._new_from_cdata(
        lib.TCOD_console_get_char_foreground(_cdata(con), x, y))

def console_get_char(con, x, y):
    """Return the character at the x,y of this console."""
    return lib.TCOD_console_get_char(_cdata(con), x, y)

def console_set_fade(fade, fadingColor):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    lib.TCOD_console_set_fade(fade, fadingColor)

def console_get_fade():
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    return lib.TCOD_console_get_fade()

def console_get_fading_color():
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    return Color._new_from_cdata(lib.TCOD_console_get_fading_color())


# handling keyboard input
def console_wait_for_keypress(flush):
    """Block until the user presses a key, then returns a new Key.

    Args:
        flush bool: If True then the event queue is cleared before waiting
                    for the next event.

    Returns:
        Key: A new Key instance.
    """
    k=Key()

    lib.TCOD_console_wait_for_keypress_wrapper(k.cdata, flush)
    return k

def console_check_for_keypress(flags=KEY_RELEASED):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    k=Key()

    lib.TCOD_console_check_for_keypress_wrapper(k.cdata, flags)
    return k

def console_is_key_pressed(key):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    return lib.TCOD_console_is_key_pressed(key)

# using offscreen consoles
def console_new(w, h):
    """Return an offscreen console of size: w,h."""
    return tcod.console.Console(w, h)

def console_from_file(filename):
    """Return a new console object from a filename.

    The file format is automactially determined.  This can load REXPaint `.xp`,
    ASCII Paint `.apf`, or Non-delimited ASCII `.asc` files.

    Args:
        filename (Text): The path to the file, as a string.

    Returns: A new :any`Console` instance.
    """
    return tcod.console.Console._from_cdata(
        lib.TCOD_console_from_file(filename.encode('utf-8')))

def console_blit(src, x, y, w, h, dst, xdst, ydst, ffade=1.0,bfade=1.0):

    """Blit the console src from x,y,w,h to console dst at xdst,ydst."""
    lib.TCOD_console_blit(_cdata(src), x, y, w, h,
                          _cdata(dst), xdst, ydst, ffade, bfade)

def console_set_key_color(con, col):
    """Set a consoles blit transparent color."""
    lib.TCOD_console_set_key_color(_cdata(con), col)

def console_delete(con):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    con = _cdata(con)
    if con == ffi.NULL:
        lib.TCOD_console_delete(con)

# fast color filling
def console_fill_foreground(con, r, g, b):
    """Fill the foregound of a console with r,g,b.

    Args:
        con (Console): Any Console instance.
        r (Sequence[int]): An array of integers with a length of width*height.
        g (Sequence[int]): An array of integers with a length of width*height.
        b (Sequence[int]): An array of integers with a length of width*height.
    """
    if len(r) != len(g) or len(r) != len(b):
        raise TypeError('R, G and B must all have the same size.')
    if (_numpy_available() and isinstance(r, _numpy.ndarray) and

        isinstance(g, _numpy.ndarray) and isinstance(b, _numpy.ndarray)):

        #numpy arrays, use numpy's ctypes functions
        r = _numpy.ascontiguousarray(r, dtype=_numpy.intc)

        g = _numpy.ascontiguousarray(g, dtype=_numpy.intc)

        b = _numpy.ascontiguousarray(b, dtype=_numpy.intc)

        cr = ffi.cast('int *', r.ctypes.data)
        cg = ffi.cast('int *', g.ctypes.data)
        cb = ffi.cast('int *', b.ctypes.data)
    else:
        # otherwise convert using ffi arrays
        cr = ffi.new('int[]', r)
        cg = ffi.new('int[]', g)
        cb = ffi.new('int[]', b)

    lib.TCOD_console_fill_foreground(_cdata(con), cr, cg, cb)

def console_fill_background(con, r, g, b):
    """Fill the backgound of a console with r,g,b.

    Args:
        con (Console): Any Console instance.
        r (Sequence[int]): An array of integers with a length of width*height.
        g (Sequence[int]): An array of integers with a length of width*height.
        b (Sequence[int]): An array of integers with a length of width*height.
    """
    if len(r) != len(g) or len(r) != len(b):
        raise TypeError('R, G and B must all have the same size.')
    if (_numpy_available() and isinstance(r, _numpy.ndarray) and

        isinstance(g, _numpy.ndarray) and isinstance(b, _numpy.ndarray)):

        #numpy arrays, use numpy's ctypes functions
        r = _numpy.ascontiguousarray(r, dtype=_numpy.intc)

        g = _numpy.ascontiguousarray(g, dtype=_numpy.intc)

        b = _numpy.ascontiguousarray(b, dtype=_numpy.intc)

        cr = ffi.cast('int *', r.ctypes.data)
        cg = ffi.cast('int *', g.ctypes.data)
        cb = ffi.cast('int *', b.ctypes.data)
    else:
        # otherwise convert using ffi arrays
        cr = ffi.new('int[]', r)
        cg = ffi.new('int[]', g)
        cb = ffi.new('int[]', b)

    lib.TCOD_console_fill_background(_cdata(con), cr, cg, cb)

def console_fill_char(con,arr):

    """Fill the character tiles of a console with an array.

    Args:
        con (Console): Any Console instance.
        arr (Sequence[int]): An array of integers with a length of width*height.

    """
    if (_numpy_available() and isinstance(arr, _numpy.ndarray) ):

        #numpy arrays, use numpy's ctypes functions
        arr = _numpy.ascontiguousarray(arr, dtype=_numpy.intc)

        carr = ffi.cast('int *', arr.ctypes.data)
    else:
        #otherwise convert using the ffi module
        carr = ffi.new('int[]', arr)

    lib.TCOD_console_fill_char(_cdata(con), carr)

def console_load_asc(con, filename):
    """Update a console from a non-delimited ASCII `.asc` file."""
    return lib.TCOD_console_load_asc(_cdata(con), _bytes(filename))

def console_save_asc(con, filename):
    """Save a console to a non-delimited ASCII `.asc` file."""
    return lib.TCOD_console_save_asc(_cdata(con),_bytes(filename))


def console_load_apf(con, filename):
    """Update a console from an ASCII Paint `.apf` file."""
    return lib.TCOD_console_load_apf(_cdata(con),_bytes(filename))


def console_save_apf(con, filename):
    """Save a console to an ASCII Paint `.apf` file."""
    return lib.TCOD_console_save_apf(_cdata(con),_bytes(filename))


def console_load_xp(con, filename):
    """Update a console from a REXPaint `.xp` file."""
    return lib.TCOD_console_load_xp(_cdata(con), filename.encode('utf-8'))

def console_save_xp(con, filename, compress_level=9):
    """Save a console to a REXPaint `.xp` file."""
    return lib.TCOD_console_save_xp(
        _cdata(con), filename.encode('utf-8'), compress_level)

def console_from_xp(filename):
    """Return a single console from a REXPaint `.xp` file."""
    return tcod.console.Console._from_cdata(
        lib.TCOD_console_from_xp(filename.encode('utf-8')))

def console_list_load_xp(filename):
    """Return a list of consoles from a REXPaint `.xp` file."""
    tcod_list = lib.TCOD_console_list_from_xp(filename.encode('utf-8'))
    if tcod_list == ffi.NULL:
        return None
    try:
        python_list = []
        lib.TCOD_list_reverse(tcod_list)
        while not lib.TCOD_list_is_empty(tcod_list):
            python_list.append(
                tcod.console.Console._from_cdata(lib.TCOD_list_pop(tcod_list)),
                )
        return python_list
    finally:
        lib.TCOD_list_delete(tcod_list)

def console_list_save_xp(console_list, filename, compress_level=9):
    """Save a list of consoles to a REXPaint `.xp` file."""
    tcod_list = lib.TCOD_list_new()
    try:
        for console in console_list:
            lib.TCOD_list_push(tcod_list, _cdata(console))
        return lib.TCOD_console_list_save_xp(
            tcod_list, filename.encode('utf-8'), compress_level
            )
    finally:
        lib.TCOD_list_delete(tcod_list)

def path_new_using_map(m, dcost=1.41):
    """Return a new AStar using the given Map.

    Args:
        m (Map): A Map instance.
        dcost (float): The path-finding cost of diagonal movement.
                       Can be set to 0 to disable diagonal movement.
    Returns:
        AStar: A new AStar instance.
    """
    return tcod.path.AStar(m, dcost)

def path_new_using_function(w, h, func, userData=0, dcost=1.41):
    """Return a new AStar using the given callable function.

    Args:
        w (int): Clipping width.
        h (int): Clipping height.
        func (Callable[[int, int, int, int, Any], float]):
        userData (Any):
        dcost (float): A multiplier for the cost of diagonal movement.
                       Can be set to 0 to disable diagonal movement.
    Returns:
        AStar: A new AStar instance.
    """
    return tcod.path.AStar((func, userData), dcost, w, h)

def path_compute(p, ox, oy, dx, dy):
    """Find a path from (ox, oy) to (dx, dy).  Return True if path is found.

    Args:
        p (AStar): An AStar instance.
        ox (int): Starting x position.
        oy (int): Starting y position.
        dx (int): Destination x position.
        dy (int): Destination y position.
    Returns:
        bool: True if a valid path was found.  Otherwise False.
    """
    return lib.TCOD_path_compute(p.cdata, ox, oy, dx, dy)

def path_get_origin(p):
    """Get the current origin position.

    This point moves when :any:`path_walk` returns the next x,y step.

    Args:
        p (AStar): An AStar instance.
    Returns:
        Tuple[int, int]: An (x, y) point.
    """
    x = ffi.new('int *')
    y = ffi.new('int *')
    lib.TCOD_path_get_origin(p.cdata, x, y)
    return x[0], y[0]

def path_get_destination(p):
    """Get the current destination position.

    Args:
        p (AStar): An AStar instance.
    Returns:
        Tuple[int, int]: An (x, y) point.
    """
    x = ffi.new('int *')
    y = ffi.new('int *')
    lib.TCOD_path_get_destination(p.cdata, x, y)
    return x[0], y[0]

def path_size(p):
    """Return the current length of the computed path.

    Args:
        p (AStar): An AStar instance.
    Returns:
        int: Length of the path.
    """
    return lib.TCOD_path_size(p.cdata)

def path_reverse(p):
    """Reverse the direction of a path.

    This effectively swaps the origin and destination points.

    Args:
        p (AStar): An AStar instance.
    """
    lib.TCOD_path_reverse(p.cdata)

def path_get(p, idx):
    """Get a point on a path.

    Args:
        p (AStar): An AStar instance.
        idx (int): Should be in range: 0 <= inx < :any:`path_size`
    """
    x = ffi.new('int *')
    y = ffi.new('int *')
    lib.TCOD_path_get(p.cdata, idx, x, y)
    return x[0], y[0]

def path_is_empty(p):
    """Return True if a path is empty.

    Args:
        p (AStar): An AStar instance.
    Returns:
        bool: True if a path is empty.  Otherwise False.
    """
    return lib.TCOD_path_is_empty(p.cdata)

def path_walk(p, recompute):
    """Return the next (x, y) point in a path, or (None, None) if it's empty.

    When ``recompute`` is True and a previously valid path reaches a point
    where it is now blocked, a new path will automatically be found.

    Args:
        p (AStar): An AStar instance.
        recompute (bool): Recompute the path automatically.
    Returns:
        Union[Tuple[int, int], Tuple[None, None]]:
            A single (x, y) point, or (None, None)
    """
    x = ffi.new('int *')
    y = ffi.new('int *')
    if lib.TCOD_path_walk(p.cdata, x, y, recompute):
        return x[0], y[0]
    return None,None


def path_delete(p):

    """Does nothing."""
    pass

def dijkstra_new(m, dcost=1.41):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    return tcod.path.Dijkstra(m, dcost)

def dijkstra_new_using_function(w, h, func, userData=0, dcost=1.41):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    return tcod.path.Dijkstra((func, userData), dcost, w, h)

def dijkstra_compute(p, ox, oy):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    lib.TCOD_dijkstra_compute(p.cdata, ox, oy)

def dijkstra_path_set(p, x, y):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    return lib.TCOD_dijkstra_path_set(p.cdata, x, y)

def dijkstra_get_distance(p, x, y):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    return lib.TCOD_dijkstra_get_distance(p.cdata, x, y)

def dijkstra_size(p):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    return lib.TCOD_dijkstra_size(p.cdata)

def dijkstra_reverse(p):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    lib.TCOD_dijkstra_reverse(p.cdata)

def dijkstra_get(p, idx):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    x = ffi.new('int *')
    y = ffi.new('int *')
    lib.TCOD_dijkstra_get(p.cdata, idx, x, y)
    return x[0], y[0]

def dijkstra_is_empty(p):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    return lib.TCOD_dijkstra_is_empty(p.cdata)

def dijkstra_path_walk(p):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    x = ffi.new('int *')
    y = ffi.new('int *')
    if lib.TCOD_dijkstra_path_walk(p.cdata, x, y):
        return x[0], y[0]
    return None,None


def dijkstra_delete(p):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    pass

def _heightmap_cdata(array):
    """Return a new TCOD_heightmap_t instance using an array.

    Formatting is verified during this function.
    """
    if not array.flags['C_CONTIGUOUS']:
        raise ValueError('array must be a C-style contiguous segment.')
    if array.dtype != _np.float32:
        raise ValueError('array dtype must be float32, not %r' % array.dtype)
    width, height = array.shape
    pointer = ffi.cast('float *', array.ctypes.data)
    return ffi.new('TCOD_heightmap_t *', (width, height, pointer))

def heightmap_new(w, h):
    """Return a new numpy.ndarray formatted for use with heightmap functions.

    You can pass a numpy array to any heightmap function as long as all the
    following are true::
    * The array is 2 dimentional.
    * The array has the C_CONTIGUOUS flag.
    * The array's dtype is :any:`dtype.float32`.

    Args:
        w (int): The width of the new HeightMap.
        h (int): The height of the new HeightMap.

    Returns:
        numpy.ndarray: A C-contiguous mapping of float32 values.
    """
    return _np.ndarray((h, w), _np.float32)

def heightmap_set_value(hm, x, y, value):
    """Set the value of a point on a heightmap.

    Args:
        hm (numpy.ndarray): A numpy.ndarray formatted for heightmap functions.
        x (int): The x position to change.
        y (int): The y position to change.
        value (float): The value to set.

    .. deprecated:: 2.0
        Do ``hm[y, x] = value`` instead.
    """
    hm[y, x] = value

def heightmap_add(hm, value):
    """Add value to all values on this heightmap.

    Args:
        hm (numpy.ndarray): A numpy.ndarray formatted for heightmap functions.
        value (float): A number to add to this heightmap.

    .. deprecated:: 2.0
        Do ``hm[:] += value`` instead.
    """
    hm[:] += value

def heightmap_scale(hm, value):
    """Multiply all items on this heightmap by value.

    Args:
        hm (numpy.ndarray): A numpy.ndarray formatted for heightmap functions.
        value (float): A number to scale this heightmap by.

    .. deprecated:: 2.0
        Do ``hm[:] *= value`` instead.
    """
    hm[:] *= value

def heightmap_clear(hm):
    """Add value to all values on this heightmap.

    Args:
        hm (numpy.ndarray): A numpy.ndarray formatted for heightmap functions.

    .. deprecated:: 2.0
        Do ``hm.array[:] = 0`` instead.
    """
    hm[:] = 0

def heightmap_clamp(hm, mi, ma):
    """Clamp all values on this heightmap between ``mi`` and ``ma``

    Args:
        hm (numpy.ndarray): A numpy.ndarray formatted for heightmap functions.
        mi (float): The lower bound to clamp to.
        ma (float): The upper bound to clamp to.

    .. deprecated:: 2.0
        Do ``hm.clip(mi, ma)`` instead.
    """
    hm.clip(mi, ma)

def heightmap_copy(hm1, hm2):
    """Copy the heightmap ``hm1`` to ``hm2``.

    Args:
        hm1 (numpy.ndarray): The source heightmap.
        hm2 (numpy.ndarray): The destination heightmap.

    .. deprecated:: 2.0
        Do ``hm2[:] = hm1[:]`` instead.
    """
    hm2[:] = hm1[:]

def heightmap_normalize(hm,  mi=0.0, ma=1.0):

    """Normalize heightmap values between ``mi`` and ``ma``.

    Args:
        mi (float): The lowest value after normalization.
        ma (float): The highest value after normalization.
    """
    lib.TCOD_heightmap_normalize(_heightmap_cdata(hm), mi, ma)

def heightmap_lerp_hm(hm1, hm2, hm3, coef):
    """Perform linear interpolation between two heightmaps storing the result
    in ``hm3``.

    This is the same as doing ``hm3[:] = hm1[:] + (hm2[:] - hm1[:]) * coef``

    Args:
        hm1 (numpy.ndarray): The first heightmap.
        hm2 (numpy.ndarray): The second heightmap to add to the first.
        hm3 (numpy.ndarray): A destination heightmap to store the result.
        coef (float): The linear interpolation coefficient.
    """
    lib.TCOD_heightmap_lerp_hm(_heightmap_cdata(hm1), _heightmap_cdata(hm2),
                               _heightmap_cdata(hm3), coef)

def heightmap_add_hm(hm1, hm2, hm3):
    """Add two heightmaps together and stores the result in ``hm3``.

    Args:
        hm1 (numpy.ndarray): The first heightmap.
        hm2 (numpy.ndarray): The second heightmap to add to the first.
        hm3 (numpy.ndarray): A destination heightmap to store the result.

    .. deprecated:: 2.0
        Do ``hm3[:] = hm1[:] + hm2[:]`` instead.
    """
    hm3[:] = hm1[:] + hm2[:]

def heightmap_multiply_hm(hm1, hm2, hm3):
    """Multiplies two heightmap's together and stores the result in ``hm3``.

    Args:
        hm1 (numpy.ndarray): The first heightmap.
        hm2 (numpy.ndarray): The second heightmap to multiply with the first.
        hm3 (numpy.ndarray): A destination heightmap to store the result.

    .. deprecated:: 2.0
        Do ``hm3[:] = hm1[:] * hm2[:]`` instead.
        Alternatively you can do ``HeightMap(hm1.array[:] * hm2.array[:])``.
    """
    hm3[:] = hm1[:] * hm2[:]

def heightmap_add_hill(hm, x, y, radius, height):
    """Add a hill (a half spheroid) at given position.

    If height == radius or -radius, the hill is a half-sphere.

    Args:
        hm (numpy.ndarray): A numpy.ndarray formatted for heightmap functions.
        x (float): The x position at the center of the new hill.
        y (float): The y position at the center of the new hill.
        radius (float): The size of the new hill.
        height (float): The height or depth of the new hill.
    """
    lib.TCOD_heightmap_add_hill(_heightmap_cdata(hm), x, y, radius, height)

def heightmap_dig_hill(hm, x, y, radius, height):
    """

    This function takes the highest value (if height > 0) or the lowest
    (if height < 0) between the map and the hill.

    It's main goal is to carve things in maps (like rivers) by digging hills along a curve.


    Args:
        hm (numpy.ndarray): A numpy.ndarray formatted for heightmap functions.
        x (float): The x position at the center of the new carving.
        y (float): The y position at the center of the new carving.
        radius (float): The size of the carving.
        height (float): The height or depth of the hill to dig out.
    """
    lib.TCOD_heightmap_dig_hill(_heightmap_cdata(hm), x, y, radius, height)

def heightmap_rain_erosion(hm, nbDrops, erosionCoef, sedimentationCoef, rnd=None):

    """Simulate the effect of rain drops on the terrain, resulting in erosion.

    ``nbDrops`` should be at least hm.size.

    Args:
        hm (numpy.ndarray): A numpy.ndarray formatted for heightmap functions.
        nbDrops (int): Number of rain drops to simulate.
        erosionCoef (float): Amount of ground eroded on the drop's path.
        sedimentationCoef (float): Amount of ground deposited when the drops
                                   stops to flow.
        rnd (Optional[Random]): A tcod.Random instance, or None.
    """
    lib.TCOD_heightmap_rain_erosion(_heightmap_cdata(hm), nbDrops, erosionCoef,
                                    sedimentationCoef, _cdata(rnd))

def heightmap_kernel_transform(hm, kernelsize, dx, dy, weight, minLevel,
                               maxLevel):
    """Apply a generic transformation on the map, so that each resulting cell
    value is the weighted sum of several neighbour cells.

    This can be used to smooth/sharpen the map.

    Args:
        hm (numpy.ndarray): A numpy.ndarray formatted for heightmap functions.
        kernelsize (int): Should be set to the length of the parameters::
                          dx, dy, and weight.
        dx (Sequence[int]): A sequence of x coorinates.
        dy (Sequence[int]): A sequence of y coorinates.
        weight (Sequence[float]): A sequence of kernelSize cells weight.
                                  The value of each neighbour cell is scaled by
                                  its corresponding weight
        minLevel (float): No transformation will apply to cells
                          below this value.
        maxLevel (float): No transformation will apply to cells
                          above this value.

    See examples below for a simple horizontal smoothing kernel :
    replace value(x,y) with
    0.33*value(x-1,y) + 0.33*value(x,y) + 0.33*value(x+1,y).
    To do this, you need a kernel of size 3
    (the sum involves 3 surrounding cells).
    The dx,dy array will contain
    * dx=-1, dy=0 for cell (x-1, y)
    * dx=1, dy=0 for cell (x+1, y)
    * dx=0, dy=0 for cell (x, y)
    * The weight array will contain 0.33 for each cell.

    Example:
        >>> dx = [-1, 1, 0]
        >>> dy = [0, 0, 0]
        >>> weight = [0.33, 0.33, 0.33]
        >>> tcod.heightMap_kernel_transform(heightmap,3,dx,dy,weight,0.0,1.0)
    """
    cdx = ffi.new('int[]', dx)
    cdy = ffi.new('int[]', dy)
    cweight = ffi.new('float[]', weight)
    lib.TCOD_heightmap_kernel_transform(_heightmap_cdata(hm), kernelsize,
                                        cdx, cdy, cweight, minLevel, maxLevel)

def heightmap_add_voronoi(hm, nbPoints, nbCoef, coef, rnd=None):
    """Add values from a Voronoi diagram to the heightmap.

    Args:
        hm (numpy.ndarray): A numpy.ndarray formatted for heightmap functions.
        nbPoints (Any): Number of Voronoi sites.
        nbCoef (int): The diagram value is calculated from the nbCoef
                      closest sites.
        coef (Sequence[float]): The distance to each site is scaled by the
                                corresponding coef.
                                Closest site : coef[0],
                                second closest site : coef[1], ...
        rnd (Optional[Random]): A Random instance, or None.
    """
    nbPoints = len(coef)
    ccoef = ffi.new('float[]', coef)
    lib.TCOD_heightmap_add_voronoi(_heightmap_cdata(hm), nbPoints,
                                   nbCoef, ccoef, _cdata(rnd))

def heightmap_add_fbm(hm, noise, mulx, muly, addx, addy, octaves, delta, scale):

    """Add FBM noise to the heightmap.

    The noise coordinate for each map cell is
    `((x + addx) * mulx / width, (y + addy) * muly / height)`.

    The value added to the heightmap is `delta + noise * scale`.

    Args:
        hm (numpy.ndarray): A numpy.ndarray formatted for heightmap functions.
        noise (Noise): A Noise instance.
        mulx (float): Scaling of each x coordinate.
        muly (float): Scaling of each y coordinate.
        addx (float): Translation of each x coordinate.
        addy (float): Translation of each y coordinate.
        octaves (float): Number of octaves in the FBM sum.
        delta (float): The value added to all heightmap cells.
        scale (float): The noise value is scaled with this parameter.
    """
    noise = noise.noise_c if noise is not None else ffi.NULL
    lib.TCOD_heightmap_add_fbm(_heightmap_cdata(hm), noise,
                               mulx, muly, addx, addy, octaves, delta, scale)

def heightmap_scale_fbm(hm, noise, mulx, muly, addx, addy, octaves, delta,
                        scale):
    """Multiply the heighmap values with FBM noise.

    Args:
        hm (numpy.ndarray): A numpy.ndarray formatted for heightmap functions.
        noise (Noise): A Noise instance.
        mulx (float): Scaling of each x coordinate.
        muly (float): Scaling of each y coordinate.
        addx (float): Translation of each x coordinate.
        addy (float): Translation of each y coordinate.
        octaves (float): Number of octaves in the FBM sum.
        delta (float): The value added to all heightmap cells.
        scale (float): The noise value is scaled with this parameter.
    """
    noise = noise.noise_c if noise is not None else ffi.NULL
    lib.TCOD_heightmap_scale_fbm(_heightmap_cdata(hm), noise,
                                 mulx, muly, addx, addy, octaves, delta, scale)

def heightmap_dig_bezier(hm, px, py, startRadius, startDepth, endRadius,
                         endDepth):
    """Carve a path along a cubic Bezier curve.

    Both radius and depth can vary linearly along the path.

    Args:
        hm (numpy.ndarray): A numpy.ndarray formatted for heightmap functions.
        px (Sequence[int]): The 4 `x` coordinates of the Bezier curve.
        py (Sequence[int]): The 4 `y` coordinates of the Bezier curve.
        startRadius (float): The starting radius size.
        startDepth (float): The starting depth.
        endRadius (float): The ending radius size.
        endDepth (float): The ending depth.
    """
    lib.TCOD_heightmap_dig_bezier(_heightmap_cdata(hm), px, py, startRadius,
                                   startDepth, endRadius,
                                   endDepth)

def heightmap_get_value(hm, x, y):
    """Return the value at ``x``, ``y`` in a heightmap.

    Args:
        hm (numpy.ndarray): A numpy.ndarray formatted for heightmap functions.
        x (int): The x position to pick.
        y (int): The y position to pick.

    Returns:
        float: The value at ``x``, ``y``.

    .. deprecated:: 2.0
        Do ``value = hm[y, x]`` instead.
    """
    # explicit type conversion to pass test, (test should have been better.)
    return float(hm[y, x])

def heightmap_get_interpolated_value(hm, x, y):
    """Return the interpolated height at non integer coordinates.

    Args:
        hm (numpy.ndarray): A numpy.ndarray formatted for heightmap functions.
        x (float): A floating point x coordinate.
        y (float): A floating point y coordinate.

    Returns:
        float: The value at ``x``, ``y``.
    """
    return lib.TCOD_heightmap_get_interpolated_value(_heightmap_cdata(hm),
                                                     x, y)

def heightmap_get_slope(hm, x, y):
    """Return the slope between 0 and (pi / 2) at given coordinates.

    Args:
        hm (numpy.ndarray): A numpy.ndarray formatted for heightmap functions.
        x (int): The x coordinate.
        y (int): The y coordinate.

    Returns:
        float: The steepness at ``x``, ``y``.  From 0 to (pi / 2)
    """
    return lib.TCOD_heightmap_get_slope(_heightmap_cdata(hm), x, y)

def heightmap_get_normal(hm, x, y, waterLevel):
    """Return the map normal at given coordinates.

    Args:
        hm (numpy.ndarray): A numpy.ndarray formatted for heightmap functions.
        x (float): The x coordinate.
        y (float): The y coordinate.
        waterLevel (float): The heightmap is considered flat below this value.

    Returns:
        Tuple[float, float, float]: An (x, y, z) vector normal.
    """
    cn = ffi.new('float[3]')
    lib.TCOD_heightmap_get_normal(_heightmap_cdata(hm), x, y, cn, waterLevel)
    return tuple(cn)

def heightmap_count_cells(hm, mi, ma):
    """Return the number of map cells which value is between ``mi`` and ``ma``.

    Args:
        hm (numpy.ndarray): A numpy.ndarray formatted for heightmap functions.
        mi (float): The lower bound.
        ma (float): The upper bound.

    Returns:
        int: The count of values which fall between ``mi`` and ``ma``.
    """
    return lib.TCOD_heightmap_count_cells(_heightmap_cdata(hm), mi, ma)

def heightmap_has_land_on_border(hm, waterlevel):
    """Returns True if the map edges are below ``waterlevel``, otherwise False.

    Args:
        hm (numpy.ndarray): A numpy.ndarray formatted for heightmap functions.
        waterLevel (float): The water level to use.

    Returns:
        bool: True if the map edges are below ``waterlevel``, otherwise False.
    """
    return lib.TCOD_heightmap_has_land_on_border(_heightmap_cdata(hm),
                                                 waterlevel)

def heightmap_get_minmax(hm):
    """Return the min and max values of this heightmap.

    Args:
        hm (numpy.ndarray): A numpy.ndarray formatted for heightmap functions.

    Returns:
        Tuple[float, float]: The (min, max) values.

    .. deprecated:: 2.0
        Do ``hm.min()`` or ``hm.max()`` instead.
    """
    mi = ffi.new('float *')
    ma = ffi.new('float *')
    lib.TCOD_heightmap_get_minmax(_heightmap_cdata(hm), mi, ma)
    return mi[0], ma[0]

def heightmap_delete(hm):

    """Does nothing.

    .. deprecated:: 2.0
        libtcod-cffi deletes heightmaps automatically.
    """
    pass

def image_new(width, height):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    return tcod.image.Image(width, height)

def image_clear(image, col):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    image.clear(col)

def image_invert(image):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    image.invert()

def image_hflip(image):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    image.hflip()

def image_rotate90(image, num=1):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    image.rotate90(num)

def image_vflip(image):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    image.vflip()

def image_scale(image, neww, newh):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    image.scale(neww, newh)

def image_set_key_color(image, col):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    image.set_key_color(col)

def image_get_alpha(image, x, y):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    image.get_alpha(x, y)

def image_is_pixel_transparent(image, x, y):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    lib.TCOD_image_is_pixel_transparent(image.image_c, x, y)

def image_load(filename):
    """Load an image file into an Image instance and return it.

    Args:
        filename (AnyStr): Path to a .bmp or .png image file.
    """
    return tcod.image.Image._from_cdata(
        ffi.gc(lib.TCOD_image_load(_bytes(filename)),
               lib.TCOD_image_delete)
        )

def image_from_console(console):
    """Return an Image with a Consoles pixel data.

    This effectively takes a screen-shot of the Console.

    Args:
        console (Console): Any Console instance.
    """
    return tcod.image.Image._from_cdata(
        ffi.gc(lib.TCOD_image_from_console(_cdata(console)),
               lib.TCOD_image_delete)
        )

def image_refresh_console(image, console):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    image.refresh_console(console)

def image_get_size(image):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    return image.width, image.height

def image_get_pixel(image, x, y):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    return image.get_pixel(x, y)

def image_get_mipmap_pixel(image, x0, y0, x1, y1):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    return image.get_mipmap_pixel(x0, y0, x1, y1)

def image_put_pixel(image, x, y, col):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    image.put_pixel(x, y, col)

def image_blit(image, console, x, y, bkgnd_flag, scalex, scaley, angle):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    image.blit(console, x, y, bkgnd_flag, scalex, scaley, angle)

def image_blit_rect(image, console, x, y, w, h, bkgnd_flag):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    image.blit_rect(console, x, y, w, h, bkgnd_flag)

def image_blit_2x(image, console, dx, dy, sx=0, sy=0, w=-1, h=-1):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    image.blit_2x(console, dx, dy, sx, sy, w, h)

def image_save(image, filename):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    image.save_as(filename)

def image_delete(image):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    pass

def line_init(xo, yo, xd, yd):
    """Initilize a line whose points will be returned by `line_step`.

    This function does not return anything on its own.

    Does not include the origin point.

    Args:
        xo (int): X starting point.
        yo (int): Y starting point.
        xd (int): X destination point.
        yd (int): Y destination point.

    .. deprecated:: 2.0
       Use `line_iter` instead.
    """
    lib.TCOD_line_init(xo, yo, xd, yd)

def line_step():
    """After calling line_init returns (x, y) points of the line.

    Once all points are exhausted this function will return (None, None)

    Returns:
        Union[Tuple[int, int], Tuple[None, None]]:
            The next (x, y) point of the line setup by line_init,
            or (None, None) if there are no more points.

    .. deprecated:: 2.0
       Use `line_iter` instead.
    """
    x = ffi.new('int *')
    y = ffi.new('int *')
    ret = lib.TCOD_line_step(x, y)
    if not ret:
        return x[0], y[0]
    return None,None


_line_listener_lock = _threading.Lock()

def line(xo, yo, xd, yd, py_callback):
    """ Iterate over a line using a callback function.

    Your callback function will take x and y parameters and return True to
    continue iteration or False to stop iteration and return.

    This function includes both the start and end points.

    Args:
        xo (int): X starting point.
        yo (int): Y starting point.
        xd (int): X destination point.
        yd (int): Y destination point.
        py_callback (Callable[[int, int], bool]):
            A callback which takes x and y parameters and returns bool.

    Returns:
        bool: False if the callback cancels the line interation by
              returning False or None, otherwise True.

    .. deprecated:: 2.0
       Use `line_iter` instead.
    """
    with _PropagateException() as propagate:
        with _line_listener_lock:
            @ffi.def_extern(onerror=propagate)
            def _pycall_line_listener(x, y):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
                return py_callback(x, y)
            return bool(lib.TCOD_line(xo, yo, xd, yd,
                                       lib._pycall_line_listener))

def line_iter(xo, yo, xd, yd):
    """ returns an iterator

    This iterator does not include the origin point.

    Args:
        xo (int): X starting point.
        yo (int): Y starting point.
        xd (int): X destination point.
        yd (int): Y destination point.

    Returns:
        Iterator[Tuple[int,int]]: An iterator of (x,y) points.
    """
    data = ffi.new('TCOD_bresenham_data_t *')
    lib.TCOD_line_init_mt(xo, yo, xd, yd, data)
    x = ffi.new('int *')
    y = ffi.new('int *')
    yield xo, yo
    while not lib.TCOD_line_step_mt(x, y, data):
        yield (x[0], y[0])

FOV_BASIC = 0
FOV_DIAMOND = 1
FOV_SHADOW = 2
FOV_PERMISSIVE_0 = 3
FOV_PERMISSIVE_1 = 4
FOV_PERMISSIVE_2 = 5
FOV_PERMISSIVE_3 = 6
FOV_PERMISSIVE_4 = 7
FOV_PERMISSIVE_5 = 8
FOV_PERMISSIVE_6 = 9
FOV_PERMISSIVE_7 = 10
FOV_PERMISSIVE_8 = 11
FOV_RESTRICTIVE = 12
NB_FOV_ALGORITHMS = 13

def map_new(w, h):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    return tcod.map.Map(w, h)

def map_copy(source, dest):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    return lib.TCOD_map_copy(source.cdata, dest.cdata)

def map_set_properties(m, x, y, isTrans, isWalk):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    lib.TCOD_map_set_properties(m.cdata, x, y, isTrans, isWalk)

def map_clear(m,walkable=False,transparent=False):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    # walkable/transparent looks incorrectly ordered here.
    # TODO: needs test.

    lib.TCOD_map_clear(m.cdata, walkable, transparent)

def map_compute_fov(m, x, y, radius=0, light_walls=True, algo=FOV_RESTRICTIVE ):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    lib.TCOD_map_compute_fov(m.cdata, x, y, radius, light_walls, algo)

def map_is_in_fov(m, x, y):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    return lib.TCOD_map_is_in_fov(m.cdata, x, y)

def map_is_transparent(m, x, y):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    return lib.TCOD_map_is_transparent(m.cdata, x, y)

def map_is_walkable(m, x, y):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    return lib.TCOD_map_is_walkable(m.cdata, x, y)

def map_delete(m):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    pass

def map_get_width(map):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    return map.width

def map_get_height(map):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    return map.height

def mouse_show_cursor(visible):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    lib.TCOD_mouse_show_cursor(visible)

def mouse_is_cursor_visible():
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    return lib.TCOD_mouse_is_cursor_visible()

def mouse_move(x, y):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    lib.TCOD_mouse_move(x, y)

def mouse_get_status():
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    return Mouse(lib.TCOD_mouse_get_status())

def namegen_parse(filename,random=None):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    lib.TCOD_namegen_parse(_bytes(filename), random or ffi.NULL)

def namegen_generate(name):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    return _unpack_char_p(lib.TCOD_namegen_generate(_bytes(name), False))

def namegen_generate_custom(name, rule):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    return _unpack_char_p(lib.TCOD_namegen_generate(_bytes(name),
                                                     _bytes(rule), False))

def namegen_get_sets():
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    sets = lib.TCOD_namegen_get_sets()
    try:
        lst = []
        while not lib.TCOD_list_is_empty(sets):
            lst.append(_unpack_char_p(ffi.cast('char *', lib.TCOD_list_pop(sets))))

    finally:
        lib.TCOD_list_delete(sets)
    return lst

def namegen_destroy():
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    lib.TCOD_namegen_destroy()

def noise_new(dim, h=NOISE_DEFAULT_HURST, l=NOISE_DEFAULT_LACUNARITY,
        random=None):
    """Return a new Noise instance.

    Args:
        dim (int): Number of dimensions.  From 1 to 4.
        h (float): The hurst exponent.  Should be in the 0.0-1.0 range.
        l (float): The noise lacunarity.
        random (Optional[Random]): A Random instance, or None.

    Returns:
        Noise: The new Noise instance.
    """
    return tcod.noise.Noise(dim, hurst=h, lacunarity=l, rand=random)

def noise_set_type(n, typ):
    """Set a Noise objects default noise algorithm.

    Args:
        typ (int): Any NOISE_* constant.
    """
    n.algorithm = typ

def noise_get(n, f, typ=NOISE_DEFAULT):

    """Return the noise value sampled from the ``f`` coordinate.

    ``f`` should be a tuple or list with a length matching
    :any:`Noise.dimensions`.
    If ``f`` is shoerter than :any:`Noise.dimensions` the missing coordinates
    will be filled with zeros.

    Args:
        n (Noise): A Noise instance.
        f (Sequence[float]): The point to sample the noise from.
        typ (int): The noise algorithm to use.

    Returns:
        float: The sampled noise value.
    """
    return lib.TCOD_noise_get_ex(n.noise_c, ffi.new('float[4]', f), typ)

def noise_get_fbm(n, f, oc, typ=NOISE_DEFAULT):

    """Return the fractal Brownian motion sampled from the ``f`` coordinate.

    Args:
        n (Noise): A Noise instance.
        f (Sequence[float]): The point to sample the noise from.
        typ (int): The noise algorithm to use.
        octaves (float): The level of level.  Should be more than 1.

    Returns:
        float: The sampled noise value.
    """
    return lib.TCOD_noise_get_fbm_ex(n.noise_c, ffi.new('float[4]', f),
                                     oc, typ)

def noise_get_turbulence(n, f, oc, typ=NOISE_DEFAULT):

    """Return the turbulence noise sampled from the ``f`` coordinate.

    Args:
        n (Noise): A Noise instance.
        f (Sequence[float]): The point to sample the noise from.
        typ (int): The noise algorithm to use.
        octaves (float): The level of level.  Should be more than 1.

    Returns:
        float: The sampled noise value.
    """
    return lib.TCOD_noise_get_turbulence_ex(n.noise_c, ffi.new('float[4]', f),
                                            oc, typ)

def noise_delete(n):

    """Does nothing."""
    pass

_chr = chr
try:
    _chr = unichr # Python 2

except NameError:
try:
    raises_exception()
except:  # Could be removed
    pass
    pass

def _unpack_union(type, union):

    '''
        unpack items from parser new_property (value_converter)
    '''
    if type == lib.TCOD_TYPE_BOOL:
        return bool(union.b)
    elif type == lib.TCOD_TYPE_CHAR:
        return _unicode(union.c)
    elif type == lib.TCOD_TYPE_INT:
        return union.i
    elif type == lib.TCOD_TYPE_FLOAT:
        return union.f
    elif (type == lib.TCOD_TYPE_STRING or
         lib.TCOD_TYPE_VALUELIST15 >= type >= lib.TCOD_TYPE_VALUELIST00):
         return _unpack_char_p(union.s)

    elif type == lib.TCOD_TYPE_COLOR:
        return Color._new_from_cdata(union.col)
    elif type == lib.TCOD_TYPE_DICE:
        return Dice(union.dice)
    elif type & lib.TCOD_TYPE_LIST:
        return _convert_TCODList(union.list, type & 0xFF)
    else:
        raise RuntimeError('Unknown libtcod type: %i' % type)

def _convert_TCODList(clist, type):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    return [_unpack_union(type, lib.TDL_list_get_union(clist, i))
            for i in range(lib.TCOD_list_size(clist))]

def parser_new():
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    return ffi.gc(lib.TCOD_parser_new(), lib.TCOD_parser_delete)

def parser_new_struct(parser, name):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    return lib.TCOD_parser_new_struct(parser, name)

# prevent multiple threads from messing with def_extern callbacks
_parser_callback_lock = _threading.Lock()

def parser_run(parser, filename, listener=None):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    if not listener:
        lib.TCOD_parser_run(parser, _bytes(filename), ffi.NULL)
        return

    propagate_manager = _PropagateException()
    propagate = propagate_manager.propagate

    with _parser_callback_lock:
        clistener = ffi.new('TCOD_parser_listener_t *')

        @ffi.def_extern(onerror=propagate)
        def pycall_parser_new_struct(struct, name):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
            return listener.end_struct(struct, _unpack_char_p(name))

        @ffi.def_extern(onerror=propagate)
        def pycall_parser_new_flag(name):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
            return listener.new_flag(_unpack_char_p(name))

        @ffi.def_extern(onerror=propagate)
        def pycall_parser_new_property(propname, type, value):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
            return listener.new_property(_unpack_char_p(propname), type,
                                         _unpack_union(type, value))

        @ffi.def_extern(onerror=propagate)
        def pycall_parser_end_struct(struct, name):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
            return listener.end_struct(struct, _unpack_char_p(name))

        @ffi.def_extern(onerror=propagate)
        def pycall_parser_error(msg):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
            listener.error(_unpack_char_p(msg))

        clistener.new_struct = lib.pycall_parser_new_struct
        clistener.new_flag = lib.pycall_parser_new_flag
        clistener.new_property = lib.pycall_parser_new_property
        clistener.end_struct = lib.pycall_parser_end_struct
        clistener.error = lib.pycall_parser_error

        with propagate_manager:
            lib.TCOD_parser_run(parser, _bytes(filename), clistener)

def parser_delete(parser):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    pass

def parser_get_bool_property(parser, name):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    return bool(lib.TCOD_parser_get_bool_property(parser, _bytes(name)))

def parser_get_int_property(parser, name):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    return lib.TCOD_parser_get_int_property(parser, _bytes(name))

def parser_get_char_property(parser, name):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    return _chr(lib.TCOD_parser_get_char_property(parser, _bytes(name)))

def parser_get_float_property(parser, name):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    return lib.TCOD_parser_get_float_property(parser, _bytes(name))

def parser_get_string_property(parser, name):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    return _unpack_char_p(
        lib.TCOD_parser_get_string_property(parser, _bytes(name)))

def parser_get_color_property(parser, name):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    return Color._new_from_cdata(
        lib.TCOD_parser_get_color_property(parser, _bytes(name)))

def parser_get_dice_property(parser, name):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    d = ffi.new('TCOD_dice_t *')
    lib.TCOD_parser_get_dice_property_py(parser, _bytes(name), d)
    return Dice(d)

def parser_get_list_property(parser, name, type):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    clist = lib.TCOD_parser_get_list_property(parser, _bytes(name), type)
    return _convert_TCODList(clist, type)

RNG_MT = 0
RNG_CMWC = 1

DISTRIBUTION_LINEAR = 0
DISTRIBUTION_GAUSSIAN = 1
DISTRIBUTION_GAUSSIAN_RANGE = 2
DISTRIBUTION_GAUSSIAN_INVERSE = 3
DISTRIBUTION_GAUSSIAN_RANGE_INVERSE = 4

def random_get_instance():
    """Return the default Random instance.

    Returns:
        Random: A Random instance using the default random number generator.
    """
    return tcod.random.Random._new_from_cdata(
        ffi.cast('mersenne_data_t*', lib.TCOD_random_get_instance()))

def random_new(algo=RNG_CMWC):
    """Return a new Random instance.  Using ``algo``.

    Args:
        algo (int): The random number algorithm to use.

    Returns:
        Random: A new Random instance using the given algorithm.
    """
    return tcod.random.Random(algo)

def random_new_from_seed(seed, algo=RNG_CMWC):
    """Return a new Random instance.  Using the given ``seed`` and ``algo``.

    Args:
        seed (Hashable): The RNG seed.  Should be a 32-bit integer, but any
                         hashable object is accepted.
        algo (int): The random number algorithm to use.

    Returns:
        Random: A new Random instance using the given algorithm.
    """
    return tcod.random.Random(algo, seed)

def random_set_distribution(rnd, dist):
    """Change the distribution mode of a random number generator.

    Args:
        rnd (Optional[Random]): A Random instance, or None to use the default.
        dist (int): The distribution mode to use.  Should be DISTRIBUTION_*.
    """
    lib.TCOD_random_set_distribution(_cdata(rnd), dist)

def random_get_int(rnd, mi, ma):
    """Return a random integer in the range: ``mi`` <= n <= ``ma``.

    The result is affacted by calls to :any:`random_set_distribution`.

    Args:
        rnd (Optional[Random]): A Random instance, or None to use the default.
        low (int): The lower bound of the random range, inclusive.
        high (int): The upper bound of the random range, inclusive.

    Returns:
        int: A random integer in the range ``mi`` <= n <= ``ma``.
    """
    return lib.TCOD_random_get_int(_cdata(rnd), mi, ma)

def random_get_float(rnd, mi, ma):
    """Return a random float in the range: ``mi`` <= n <= ``ma``.

    The result is affacted by calls to :any:`random_set_distribution`.

    Args:
        rnd (Optional[Random]): A Random instance, or None to use the default.
        low (float): The lower bound of the random range, inclusive.
        high (float): The upper bound of the random range, inclusive.

    Returns:
        float: A random double precision float
               in the range ``mi`` <= n <= ``ma``.
    """
    return lib.TCOD_random_get_double(_cdata(rnd), mi, ma)

def random_get_double(rnd, mi, ma):
    """Return a random float in the range: ``mi`` <= n <= ``ma``.

    .. deprecated:: 2.0
        Use :any:`random_get_float` instead.
        Both funtions return a double precision float.
    """
    return lib.TCOD_random_get_double(_cdata(rnd), mi, ma)

def random_get_int_mean(rnd, mi, ma, mean):
    """Return a random weighted integer in the range: ``mi`` <= n <= ``ma``.

    The result is affacted by calls to :any:`random_set_distribution`.

    Args:
        rnd (Optional[Random]): A Random instance, or None to use the default.
        low (int): The lower bound of the random range, inclusive.
        high (int): The upper bound of the random range, inclusive.
        mean (int): The mean return value.

    Returns:
        int: A random weighted integer in the range ``mi`` <= n <= ``ma``.
    """
    return lib.TCOD_random_get_int_mean(_cdata(rnd), mi, ma, mean)

def random_get_float_mean(rnd, mi, ma, mean):
    """Return a random weighted float in the range: ``mi`` <= n <= ``ma``.

    The result is affacted by calls to :any:`random_set_distribution`.

    Args:
        rnd (Optional[Random]): A Random instance, or None to use the default.
        low (float): The lower bound of the random range, inclusive.
        high (float): The upper bound of the random range, inclusive.
        mean (float): The mean return value.

    Returns:
        float: A random weighted double precision float
               in the range ``mi`` <= n <= ``ma``.
    """
    return lib.TCOD_random_get_double_mean(_cdata(rnd), mi, ma, mean)

def random_get_double_mean(rnd, mi, ma, mean):
    """Return a random weighted float in the range: ``mi`` <= n <= ``ma``.

    .. deprecated:: 2.0
        Use :any:`random_get_float_mean` instead.
        Both funtions return a double precision float.
    """
    return lib.TCOD_random_get_double_mean(_cdata(rnd), mi, ma, mean)

def random_save(rnd):
    """Return a copy of a random number generator.

    Args:
        rnd (Optional[Random]): A Random instance, or None to use the default.

    Returns:
        Random: A Random instance with a copy of the random generator.
    """
    return tcod.random.Random._new_from_cdata(
        ffi.gc(ffi.cast('mersenne_data_t*', lib.TCOD_random_save(rnd.cdata)),
               lib.TCOD_random_delete))

def random_restore(rnd, backup):
    """Restore a random number generator from a backed up copy.

    Args:
        rnd (Optional[Random]): A Random instance, or None to use the default.
        backup (Random): The Random instance which was used as a backup.
    """
    lib.TCOD_random_restore(_cdata(rnd), backup.cdata)

def random_delete(rnd):

    """Does nothing."""
    pass

def struct_add_flag(struct, name):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    lib.TCOD_struct_add_flag(struct, name)

def struct_add_property(struct, name, typ, mandatory):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    lib.TCOD_struct_add_property(struct, name, typ, mandatory)

def struct_add_value_list(struct, name, value_list, mandatory):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    CARRAY = c_char_p * (len(value_list) + 1)

    cvalue_list = CARRAY()
    for i in range(len(value_list)):
        cvalue_list[i] = cast(value_list[i], c_char_p)

    cvalue_list[len(value_list)] = 0
    lib.TCOD_struct_add_value_list(struct, name, cvalue_list, mandatory)

def struct_add_list_property(struct, name, typ, mandatory):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    lib.TCOD_struct_add_list_property(struct, name, typ, mandatory)

def struct_add_structure(struct, sub_struct):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    lib.TCOD_struct_add_structure(struct, sub_struct)

def struct_get_name(struct):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    return _unpack_char_p(lib.TCOD_struct_get_name(struct))

def struct_is_mandatory(struct, name):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    return lib.TCOD_struct_is_mandatory(struct, name)

def struct_get_type(struct, name):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    return lib.TCOD_struct_get_type(struct, name)

# high precision time functions
def sys_set_fps(fps):
    """Set the maximum frame rate.

    You can disable the frame limit again by setting fps to 0.

    Args:
        fps (int): A frame rate limit (i.e. 60)
    """
    lib.TCOD_sys_set_fps(fps)

def sys_get_fps():
    """Return the current frames per second.

    This the actual frame rate, not the frame limit set by
    :any:`tcod.sys_set_fps`.

    This number is updated every second.

    Returns:
        int: The currently measured frame rate.
    """
    return lib.TCOD_sys_get_fps()

def sys_get_last_frame_length():
    """Return the delta time of the last rendered frame in seconds.

    Returns:
        float: The delta time of the last rendered frame.
    """
    return lib.TCOD_sys_get_last_frame_length()

def sys_sleep_milli(val):
    """Sleep for 'val' milliseconds.

    Args:
        val (int): Time to sleep for in milliseconds.

    .. deprecated:: 2.0
       Use :any:`time.sleep` instead.
    """
    lib.TCOD_sys_sleep_milli(val)

def sys_elapsed_milli():
    """Get number of milliseconds since the start of the program.

    Returns:
        int: Time since the progeam has started in milliseconds.

    .. deprecated:: 2.0
       Use :any:`time.clock` instead.
    """
    return lib.TCOD_sys_elapsed_milli()

def sys_elapsed_seconds():
    """Get number of seconds since the start of the program.

    Returns:
        float: Time since the progeam has started in seconds.

    .. deprecated:: 2.0
       Use :any:`time.clock` instead.
    """
    return lib.TCOD_sys_elapsed_seconds()

def sys_set_renderer(renderer):
    """Change the current rendering mode to renderer.

    .. deprecated:: 2.0
       RENDERER_GLSL and RENDERER_OPENGL are not currently available.
    """
    lib.TCOD_sys_set_renderer(renderer)

def sys_get_renderer():
    """Return the current rendering mode.

    """
    return lib.TCOD_sys_get_renderer()

# easy screenshots
def sys_save_screenshot(name=None):
    """Save a screenshot to a file.

    By default this will automatically save screenshots in the working
    directory.

    The automatic names are formatted as screenshotNNN.png.  For example:
    screenshot000.png, screenshot001.png, etc.  Whichever is available first.

    Args:
        file Optional[AnyStr]: File path to save screenshot.
    """
    if name is not None:
        name = _bytes(name)
    lib.TCOD_sys_save_screenshot(name or ffi.NULL)

# custom fullscreen resolution
def sys_force_fullscreen_resolution(width, height):
    """Force a specific resolution in fullscreen.

    Will use the smallest available resolution so that:

    * resolution width >= width and
      resolution width >= root console width * font char width
    * resolution height >= height and
      resolution height >= root console height * font char height

    Args:
        width (int): The desired resolution width.
        height (int): The desired resolution height.
    """
    lib.TCOD_sys_force_fullscreen_resolution(width, height)

def sys_get_current_resolution():
    """Return the current resolution as (width, height)

    Returns:
        Tuple[int,int]: The current resolution.
    """
    w = ffi.new('int *')
    h = ffi.new('int *')
    lib.TCOD_sys_get_current_resolution(w, h)
    return w[0], h[0]

def sys_get_char_size():
    """Return the current fonts character size as (width, height)

    Returns:
        Tuple[int,int]: The current font glyph size in (width, height)
    """
    w = ffi.new('int *')
    h = ffi.new('int *')
    lib.TCOD_sys_get_char_size(w, h)
    return w[0], h[0]

# update font bitmap
def sys_update_char(asciiCode, fontx, fonty, img, x, y):
    """Dynamically update the current frot with img.

    All cells using this asciiCode will be updated
    at the next call to :any:`tcod.console_flush`.

    Args:
        asciiCode (int): Ascii code corresponding to the character to update.
        fontx (int): Left coordinate of the character
                     in the bitmap font (in tiles)
        fonty (int): Top coordinate of the character
                     in the bitmap font (in tiles)
        img (Image): An image containing the new character bitmap.
        x (int): Left pixel of the character in the image.
        y (int): Top pixel of the character in the image.
    """
    lib.TCOD_sys_update_char(_int(asciiCode), fontx, fonty, img, x, y)

def sys_register_SDL_renderer(callback):
    """Register a custom randering function with libtcod.

    The callack will receive a :any:`CData <ffi-cdata>` void* to an
    SDL_Surface* struct.

    The callback is called on every call to :any:`tcod.console_flush`.

    Args:
        callback Callable[[CData], None]:
            A function which takes a single argument.
    """
    with _PropagateException() as propagate:
        @ffi.def_extern(onerror=propagate)
        def _pycall_sdl_hook(sdl_surface):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
            callback(sdl_surface)
        lib.TCOD_sys_register_SDL_renderer(lib._pycall_sdl_hook)

def sys_check_for_event(mask, k, m):
    """Check for and return an event.

    Args:
        mask (int): :any:`Event types` to wait for.
        k (Optional[Key]): A tcod.Key instance which might be updated with
                           an event.  Can be None.
        m (Optional[Mouse]): A tcod.Mouse instance which might be updated
                             with an event.  Can be None.
    """
    return lib.TCOD_sys_check_for_event(mask, _cdata(k), _cdata(m))

def sys_wait_for_event(mask, k, m, flush):
    """Wait for an event then return.

    If flush is True then the buffer will be cleared before waiting. Otherwise
    each available event will be returned in the order they're recieved.

    Args:
        mask (int): :any:`Event types` to wait for.
        k (Optional[Key]): A tcod.Key instance which might be updated with
                           an event.  Can be None.
        m (Optional[Mouse]): A tcod.Mouse instance which might be updated
                             with an event.  Can be None.
        flush (bool): Clear the event buffer before waiting.
    """
    return lib.TCOD_sys_wait_for_event(mask, _cdata(k), _cdata(m), flush)

def sys_clipboard_set(text):
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    return lib.TCOD_sys_clipboard_set(text.encode('utf-8'))

def sys_clipboard_get():
class SomeClass:
    def some_method(self):
        """Do x and return foo."""
    return ffi.string(lib.TCOD_sys_clipboard_get()).decode('utf-8')

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