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/*
* The ManaPlus Client
* Copyright (C) 2011-2020 The ManaPlus Developers
* Copyright (C) 2020-2023 The ManaVerse Developers
*
* This file is part of The ManaPlus Client.
*
* 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; either version 2 of the License, or
* any later version.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "utils/env.h"
#include "configuration.h"
#include "logger.h"
#include "settings.h"
#include "debug.h"
void updateEnv()
{
#if defined(WIN32) || defined(__APPLE__)
if (config.getBoolValue("centerwindow"))
setEnv("SDL_VIDEO_CENTERED", "1");
else
setEnv("SDL_VIDEO_CENTERED", "0");
#endif // defined(WIN32) || defined(__APPLE__)
#ifndef WIN32
const int vsync = settings.options.test.empty()
? config.getIntValue("vsync") : 1;
// __GL_SYNC_TO_VBLANK is nvidia variable.
// vblank_mode is MESA variable.
switch (vsync)
{
case 1:
setEnv("__GL_SYNC_TO_VBLANK", "0");
setEnv("vblank_mode", "0");
break;
case 2:
setEnv("__GL_SYNC_TO_VBLANK", "1");
setEnv("vblank_mode", "2");
break;
default:
break;
}
#endif // WIN32
}
void setEnv(const char *const name, const char *const value)
{
if ((name == nullptr) || (value == nullptr))
return;
#ifdef WIN32
if (putenv(const_cast<char*>((std::string(name)
+ "=" + value).c_str())))
#else // WIN32
if (setenv(name, value, 1) != 0)
#endif // WIN32
{
logger->log("setenv failed: %s=%s", name, value);
}
}
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