Xash3D FWGS engine.

130 lines
2.9 KiB

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/*
launcher.c - direct xash3d launcher
Copyright (C) 2015 Mittorn
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 3 of the License, or
(at your option) 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.
*/
#ifdef SINGLE_BINARY
#include "build.h"
#include "common.h"
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#ifdef XASH_SDLMAIN
#include "SDL.h"
#endif
#if XASH_EMSCRIPTEN
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#include <emscripten.h>
#elif XASH_WIN32
extern "C"
{
// Enable NVIDIA High Performance Graphics while using Integrated Graphics.
__declspec(dllexport) DWORD NvOptimusEnablement = 0x00000001;
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// Enable AMD High Performance Graphics while using Integrated Graphics.
__declspec(dllexport) int AmdPowerXpressRequestHighPerformance = 1;
}
#endif
#define E_GAME "XASH3D_GAME" // default env dir to start from
#define GAME_PATH "valve" // default dir to start from
static char szGameDir[128]; // safe place to keep gamedir
static int szArgc;
static char **szArgv;
static void Sys_ChangeGame( const char *progname )
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{
// a1ba: may never be called within engine
// if platform supports execv() function
Q_strncpy( szGameDir, progname, sizeof( szGameDir ) - 1 );
Host_Shutdown( );
exit( Host_Main( szArgc, szArgv, szGameDir, 1, &Sys_ChangeGame ) );
}
_inline int Sys_Start( void )
{
int ret;
const char *game = getenv( E_GAME );
if( !game )
game = GAME_PATH;
Q_strncpy( szGameDir, game, sizeof( szGameDir ));
#if XASH_EMSCRIPTEN
#ifdef EMSCRIPTEN_LIB_FS
// For some unknown reason emscripten refusing to load libraries later
COM_LoadLibrary("menu", 0 );
COM_LoadLibrary("server", 0 );
COM_LoadLibrary("client", 0 );
#endif
#if XASH_DEDICATED
// NodeJS support for debug
EM_ASM(try{
FS.mkdir('/xash');
FS.mount(NODEFS, { root: '.'}, '/xash' );
FS.chdir('/xash');
}catch(e){};);
#endif
#elif XASH_IOS
{
void IOS_LaunchDialog( void );
IOS_LaunchDialog();
}
#endif
ret = Host_Main( szArgc, szArgv, game, 0, Sys_ChangeGame );
return ret;
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}
#if !XASH_WIN32
int main( int argc, char **argv )
{
szArgc = argc;
szArgv = argv;
return Sys_Start();
}
#else
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int __stdcall WinMain(HINSTANCE hInst, HINSTANCE hPrevInst, LPSTR cmdLine, int nShow)
{
LPWSTR* lpArgv;
int ret, i;
lpArgv = CommandLineToArgvW( GetCommandLineW(), &szArgc );
szArgv = ( char** )malloc( (szArgc + 1) * sizeof( char* ));
for( i = 0; i < szArgc; ++i )
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{
size_t size = wcslen(lpArgv[i]) + 1;
// just in case, allocate some more memory
szArgv[i] = ( char * )malloc( size * sizeof( wchar_t ));
wcstombs( szArgv[i], lpArgv[i], size );
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}
szArgv[szArgc] = 0;
LocalFree( lpArgv );
ret = Sys_Start();
for( ; i < szArgc; ++i )
free( szArgv[i] );
free( szArgv );
return ret;
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}
#endif // XASH_WIN32
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#endif