107 lines
3.3 KiB
C++
107 lines
3.3 KiB
C++
#include "framework.h"
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#include <detours.h>
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#pragma comment(lib, "detours.lib")
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#include <GL\freeglut.h>
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#include <GL\GL.h>
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#include <wingdi.h>
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#include <windows.h>
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#include <iostream>
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int hookedCreateWindow(const char* title, void(__cdecl* exit_function)(int))
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{
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SetProcessDPIAware();
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// trick Optimus into switching to the NVIDIA GPU
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HMODULE nvcudaModule = LoadLibraryW(L"nvcuda.dll");
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// cuInit actually returns a CUresult, but we don't really care about it
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void(WINAPI * cuInit)(unsigned int flags) = (void(WINAPI*)(unsigned int flags))GetProcAddress(nvcudaModule, "cuInit");
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if (cuInit != NULL) cuInit(0);
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if (nDisplay == 1) // borderless fullscreen
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{
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*fullScreenFlag = 0;
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int nWidth = glutGet(GLUT_SCREEN_WIDTH);
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int nHeight = glutGet(GLUT_SCREEN_HEIGHT);
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int nX = 0;
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int nY = 0;
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glutInitDisplayMode(GLUT_RGBA | GLUT_DOUBLE | GLUT_DEPTH | GLUT_BORDERLESS);
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glutInitWindowSize(nWidth, nHeight);
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glutInitWindowPosition(nX, nY);
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glutCreateWindow(title);
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if (glutGet(GLUT_WINDOW_X) != nX || glutGet(GLUT_WINDOW_Y) != nY) // if not in borderless mode (top left of client area isn't top left of window position)
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{
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// support borderless mode even with original copy of glut
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HDC hDev = wglGetCurrentDC(); // get handle to current opengl device context
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HWND hWnd = WindowFromDC(hDev); // convert it to a window handle
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SetWindowLongPtr(hWnd, GWL_STYLE, WS_POPUP); // set popup style (no border)
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SetWindowPos(hWnd, HWND_TOP, 0, 0, nWidth, nHeight, 0); // adjust position to apply new style
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}
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printf("[Render Manager] Borderless mode.\n");
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}
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else if (nDisplay == 2) // fullscreen
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{
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char GameModeString[24];
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sprintf_s(GameModeString, sizeof(GameModeString), "%dx%d:%d@%d", nWidth, nHeight, nBitDepth, nRefreshRate);
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glutGameModeString(GameModeString);
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if (glutGameModeGet(GLUT_GAME_MODE_POSSIBLE)) {
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printf("[Render Manager] Game mode (exclusive fullscreen) enabled.\n");
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printf(GameModeString);
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printf("\n");
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glutEnterGameMode();
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}
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else {
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printf("[Render Manager] Requested display mode not supported. Using non-exclusive fullscreen instead.\n");
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printf(GameModeString);
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printf("\n");
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*fullScreenFlag = 1;
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glutCreateWindow(title);
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}
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}
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else // windowed
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{
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*fullScreenFlag = 0;
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glutInitDisplayMode(GLUT_RGBA | GLUT_DOUBLE | GLUT_DEPTH);
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glutInitWindowSize(nWidth, nHeight);
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glutInitWindowPosition((glutGet(GLUT_SCREEN_WIDTH) - nWidth) / 2, (glutGet(GLUT_SCREEN_HEIGHT) - nHeight) / 2); // Center to the middle of the screen when windowed
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glutCreateWindow(title);
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printf("[Render Manager] Windowed mode.\n");
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}
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return true;
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}
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__int64 hookedParseParameters(int a1, __int64* a2)
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{
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// Force -wqhd if Custom Internal Resolution is enabled
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if (nIntRes)
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*resolutionType = 15;
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// Return to the original function
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return divaParseParameters(a1, a2);
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}
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BOOL APIENTRY DllMain(HMODULE hModule,
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DWORD ul_reason_for_call,
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LPVOID lpReserved
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)
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{
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if (ul_reason_for_call == DLL_PROCESS_ATTACH)
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{
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DisableThreadLibraryCalls(hModule);
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DetourTransactionBegin();
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DetourUpdateThread(GetCurrentThread());
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DetourAttach(&(PVOID&)divaCreateWindow, hookedCreateWindow);
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DetourTransactionCommit();
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DetourTransactionBegin();
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DetourUpdateThread(GetCurrentThread());
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DetourAttach(&(PVOID&)divaParseParameters, hookedParseParameters);
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DetourTransactionCommit();
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}
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return TRUE;
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}
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