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/**
* @file llsdl.cpp
* @brief SDL initialization
*
* $LicenseInfo:firstyear=2007&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2010, Linden Research, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License only.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
#include <initializer_list>
#include <list>
#include "SDL3/SDL.h"
#ifndef LL_SDL_APP
#define SDL_MAIN_HANDLED 1
#include "SDL3/SDL_main.h"
#endif
#include "llerror.h"
#include "llwindow.h"
bool gSDLMainHandled = false;
void sdl_logger(void *userdata, int category, SDL_LogPriority priority, const char *message)
{
switch (priority)
{
case SDL_LOG_PRIORITY_TRACE:
case SDL_LOG_PRIORITY_VERBOSE:
case SDL_LOG_PRIORITY_DEBUG:
LL_DEBUGS("SDL") << "log='" << message << "'" << LL_ENDL;
break;
case SDL_LOG_PRIORITY_INFO:
LL_INFOS("SDL") << "log='" << message << "'" << LL_ENDL;
break;
case SDL_LOG_PRIORITY_WARN:
case SDL_LOG_PRIORITY_ERROR:
case SDL_LOG_PRIORITY_CRITICAL:
LL_WARNS("SDL") << "log='" << message << "'" << LL_ENDL;
break;
case SDL_LOG_PRIORITY_INVALID:
default:
break;
}
}
void init_sdl(const std::string& app_name)
{
#ifndef LL_SDL_APP
if (!gSDLMainHandled)
{
SDL_SetMainReady();
}
#endif
SDL_SetLogOutputFunction(&sdl_logger, nullptr);
const int c_sdl_version = SDL_VERSION;
LL_INFOS() << "Compiled against SDL "
<< SDL_VERSIONNUM_MAJOR(c_sdl_version) << "."
<< SDL_VERSIONNUM_MINOR(c_sdl_version) << "."
<< SDL_VERSIONNUM_MICRO(c_sdl_version) << LL_ENDL;
const int r_sdl_version = SDL_GetVersion();
LL_INFOS() << "Running with SDL "
<< SDL_VERSIONNUM_MAJOR(r_sdl_version) << "."
<< SDL_VERSIONNUM_MINOR(r_sdl_version) << "."
<< SDL_VERSIONNUM_MICRO(r_sdl_version) << LL_ENDL;
#if LL_WINDOWS && defined(LL_SDL_WINDOW)
Uint32 style = 0;
#if defined(CS_BYTEALIGNCLIENT) && defined(CS_OWNDC)
style = (CS_BYTEALIGNCLIENT | CS_OWNDC);
#endif
SDL_RegisterApp(app_name.c_str(), style, nullptr);
#endif
#if LL_SDL_WINDOW
// For linux we SDL_INIT_VIDEO and _AUDIO
std::initializer_list<std::tuple< char const*, char const * > > hintList =
{
{SDL_HINT_VIDEO_X11_NET_WM_BYPASS_COMPOSITOR,"0"},
{SDL_HINT_MOUSE_FOCUS_CLICKTHROUGH,"1"},
{SDL_HINT_MOUSE_EMULATE_WARP_WITH_RELATIVE,"0"},
{SDL_HINT_MOUSE_RELATIVE_WARP_MOTION,"1"},
{SDL_HINT_KEYCODE_OPTIONS,"french_numbers,latin_letters"}
};
for (auto hint: hintList)
{
SDL_SetHint(std::get<0>(hint), std::get<1>(hint));
}
std::initializer_list<std::tuple<uint32_t, char const*, bool>> initList=
{
{SDL_INIT_VIDEO,"SDL_INIT_VIDEO", true},
{SDL_INIT_JOYSTICK,"SDL_INIT_JOYSTICK", true},
{SDL_INIT_GAMEPAD,"SDL_INIT_GAMEPAD", true},
};
#else
// For non-linux platforms we still SDL_INIT_VIDEO because it is a pre-requisite
// for SDL_INIT_GAMECONTROLLER.
std::initializer_list<std::tuple<uint32_t, char const*, bool>> initList=
{
{SDL_INIT_VIDEO,"SDL_INIT_VIDEO", false},
};
#endif // LL_LINUX
// We SDL_INIT_GAMECONTROLLER later in the startup process to make it
// more likely we'll catch initial SDL_CONTROLLERDEVICEADDED events.
for (auto subSystem : initList)
{
if (!SDL_InitSubSystem(std::get<0>(subSystem)))
{
LL_WARNS() << "SDL_InitSubSystem for " << std::get<1>(subSystem) << " failed " << SDL_GetError() << LL_ENDL;
if (std::get<2>(subSystem))
{
OSMessageBox("SDL_Init() failure", "error", OSMB_OK);
return;
}
}
}
}
void quit_sdl()
{
#if LL_WINDOWS && defined(LL_SDL_WINDOW)
SDL_UnregisterApp();
#endif
SDL_Quit();
}
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