Itms
4fe59c141d
Reviewed By: s0600204, echotangoecho Differential Revision: https://code.wildfiregames.com/D1254 This was SVN commit r21097.
69 lines
2.2 KiB
C++
69 lines
2.2 KiB
C++
/* Copyright (C) 2018 Wildfire Games.
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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/*
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* sound card detection.
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*/
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#include "precompiled.h"
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#include "lib/snd.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include "lib/external_libraries/openal.h"
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std::string snd_card;
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std::string snd_drv_ver;
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void snd_detect()
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{
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// OpenAL alGetString might not return anything interesting on certain platforms
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// (see https://stackoverflow.com/questions/28960638 for an example).
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// However our previous code supported only Windows, and alGetString does work on
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// Windows, so this is an improvement.
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// Sound cards
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const ALCchar* devices = nullptr;
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if (alcIsExtensionPresent(nullptr, "ALC_enumeration_EXT") == AL_TRUE)
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{
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if (alcIsExtensionPresent(nullptr, "ALC_enumerate_all_EXT") == AL_TRUE)
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devices = alcGetString(nullptr, ALC_ALL_DEVICES_SPECIFIER);
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else
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devices = alcGetString(nullptr, ALC_DEVICE_SPECIFIER);
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}
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WARN_IF_FALSE(devices);
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snd_card.clear();
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do {
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snd_card += devices;
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devices += strlen(devices) + 1;
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snd_card += "; ";
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} while (*devices);
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// Driver version
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const ALCchar* al_version = alGetString(AL_VERSION);
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if (al_version)
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snd_drv_ver = al_version;
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}
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