自 1.1 版以来,Open AL 显然不再是免费软件了。以前版本的 Open AL(我认为是 1.0 和以前的版本)具有 BSD 许可证,现在它已由 Creative 拥有版权。尽管它是“开放”前缀,但它不再是免费的。这是 1.1 许可证的第一部分,取自此链接的“SDK 安装程序” :
LICENSE
1. Grant of License
The Software is licensed, not sold, to you for use only under the
terms of this Agreement. This License Agreement is your proof of
license to exercise the rights granted herein and must be retained by
you. As between you and Creative (and, to the extent applicable, its
licensors), Creative retains all title to and ownership of the Software
and reserves all rights not expressly granted to you. The license under
this Section 1 is conditioned upon your compliance with all of your
obligations under this Agreement. Creative grants to you the right to
use all or a portion of this Software provided that:
(a) the Software is not distributed for profit;
(b) the Software may NOT be modified;
(c) all copyright notices are maintained on the Software;
(d) the licensee/end-user agrees to be bound by the terms of this
agreement;
(e) Creative's BBS/FTP/website are the only on-line sites where
Licensee may download electronic files containing the Software; and
(f) Licensee shall use the Software solely for the purpose of
developing Licensee applications compatible with Creative’s products,
unless otherwise agreed to by further written agreement from Creative.
所以如果你想使用一个开源的免版税版本,你只能将它用于以前版本的 Open AL。我只能从 Quake 3 的引擎源代码中找到。
您可能想探索其他一些替代方案。