OpenMiner/source/client/main.cpp

96 lines
3.1 KiB
C++

/*
* =====================================================================================
*
* OpenMiner
*
* Copyright (C) 2018-2020 Unarelith, Quentin Bazin <openminer@unarelith.net>
* Copyright (C) 2019-2020 the OpenMiner contributors (see CONTRIBUTORS.md)
*
* This file is part of OpenMiner.
*
* OpenMiner 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; either
* version 2.1 of the License, or (at your option) any later version.
*
* OpenMiner 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 OpenMiner; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* =====================================================================================
*/
#include "ClientApplication.hpp"
// Use discrete GPU by default in Windows
// from https://gist.github.com/statico/6809850727c708f08458
// Thanks to Hopson for pointing this out
#ifdef _WIN32
extern "C" {
#include <windows.h>
// http://developer.download.nvidia.com/devzone/devcenter/gamegraphics/files/OptimusRenderingPolicies.pdf
__declspec(dllexport) DWORD NvOptimusEnablement = 0x00000001;
// https://gpuopen.com/amdpowerxpressrequesthighperformance/
__declspec(dllexport) int AmdPowerXpressRequestHighPerformance = 1;
}
#endif
// Fix the scaling problem encountered with Windows
// From: https://discourse.libsdl.org/t/sdl-getdesktopdisplaymode-resolution-reported-in-windows-10-when-using-app-scaling/22389/4
#ifdef _WIN32
typedef enum PROCESS_DPI_AWARENESS {
PROCESS_DPI_UNAWARE = 0,
PROCESS_SYSTEM_DPI_AWARE = 1,
PROCESS_PER_MONITOR_DPI_AWARE = 2
} PROCESS_DPI_AWARENESS;
void setDpiAwareness() {
BOOL(WINAPI *SetProcessDPIAware)(void) = nullptr; // Vista and later
HRESULT(WINAPI *SetProcessDpiAwareness)(PROCESS_DPI_AWARENESS dpiAwareness) = nullptr; // Windows 8.1 and later
void *userDLL = SDL_LoadObject("USER32.DLL");
if (userDLL) {
SetProcessDPIAware = (BOOL(WINAPI *)(void))SDL_LoadFunction(userDLL, "SetProcessDPIAware");
}
void *shcoreDLL = SDL_LoadObject("SHCORE.DLL");
if (shcoreDLL) {
SetProcessDpiAwareness = (HRESULT(WINAPI *)(PROCESS_DPI_AWARENESS))SDL_LoadFunction(shcoreDLL, "SetProcessDpiAwareness");
}
if (SetProcessDpiAwareness) {
// Try Windows 8.1+ version
/*HRESULT result = */SetProcessDpiAwareness(PROCESS_PER_MONITOR_DPI_AWARE);
}
else if (SetProcessDPIAware) {
// Try Vista - Windows 8 version.
// This has a constant scale factor for all monitors.
/*BOOL success = */SetProcessDPIAware();
}
}
#endif
int main(int argc, char **argv) {
#ifdef _WIN32
setDpiAwareness();
#endif
ClientApplication app(argc, argv);
int exitCode = app.run();
#ifdef _WIN32
if (exitCode != 0)
system("pause");
#endif
return exitCode;
}