view pytouhou/utils/helpers.py @ 791:a29122662cde

utils: Simplify translate_2d and align Mat4 to 16 bytes This lowers the amount of instructions from 61 to 32 on PowerPC with AltiVec, and from 25 to 14 on amd64 with AVX2.
author Link Mauve <linkmauve@linkmauve.fr>
date Sat, 17 Jan 2026 14:19:58 +0100
parents 04ae31809dc7
children
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# -*- encoding: utf-8 -*-
##
## Copyright (C) 2011 Thibaut Girka <thib@sitedethib.com>
##
## This program is free software; you can redistribute it and/or modify
## it under the terms of the GNU General Public License as published
## by the Free Software Foundation; version 3 only.
##
## This program is distributed in the hope that it will be useful,
## but WITHOUT ANY WARRANTY; without even the implied warranty of
## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
## GNU General Public License for more details.
##

#TODO: remove that someday.
from logging import getLogger as get_logger


def read_string(file, size, encoding=None):
    data = file.read(size)

    try:
        data = data[:data.index(b'\x00')]
    except ValueError:
        pass

    if encoding:
        return data.decode(encoding)
    else:
        return data