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mirror of https://github.com/FunkyFr3sh/cnc-ddraw.git synced 2025-03-15 22:14:49 +01:00
cnc-ddraw/main.c

725 lines
21 KiB
C

/*
* Copyright (c) 2010 Toni Spets <toni.spets@iki.fi>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <windows.h>
#include <stdio.h>
#include <ctype.h>
#include "ddraw.h"
#include "main.h"
#include "palette.h"
#include "surface.h"
#include "clipper.h"
/* from mouse.c */
BOOL WINAPI fake_GetCursorPos(LPPOINT lpPoint);
void mouse_init(HWND);
void mouse_lock();
void mouse_unlock();
/* from screenshot.c */
#ifdef HAVE_LIBPNG
BOOL screenshot(struct IDirectDrawSurfaceImpl *);
#endif
IDirectDrawImpl *ddraw = NULL;
DWORD WINAPI render_main(void);
DWORD WINAPI render_soft_main(void);
HRESULT __stdcall ddraw_Compact(IDirectDrawImpl *This)
{
printf("DirectDraw::Compact(This=%p)\n", This);
return DD_OK;
}
HRESULT __stdcall ddraw_DuplicateSurface(IDirectDrawImpl *This, LPDIRECTDRAWSURFACE src, LPDIRECTDRAWSURFACE *dest)
{
printf("DirectDraw::DuplicateSurface(This=%p, ...)\n", This);
return DD_OK;
}
HRESULT __stdcall ddraw_EnumDisplayModes(IDirectDrawImpl *This, DWORD a, LPDDSURFACEDESC b, LPVOID c, LPDDENUMMODESCALLBACK d)
{
printf("DirectDraw::EnumDisplayModes(This=%p, ...)\n", This);
return DD_OK;
}
HRESULT __stdcall ddraw_EnumSurfaces(IDirectDrawImpl *This, DWORD a, LPDDSURFACEDESC b, LPVOID c, LPDDENUMSURFACESCALLBACK d)
{
printf("DirectDraw::EnumSurfaces(This=%p, ...)\n", This);
return DD_OK;
}
HRESULT __stdcall ddraw_FlipToGDISurface(IDirectDrawImpl *This)
{
printf("DirectDraw::FlipToGDISurface(This=%p)\n", This);
return DD_OK;
}
HRESULT __stdcall ddraw_GetCaps(IDirectDrawImpl *This, LPDDCAPS lpDDDriverCaps, LPDDCAPS lpDDEmulCaps)
{
printf("DirectDraw::GetCaps(This=%p, lpDDDriverCaps=%p, lpDDEmulCaps=%p)\n", This, lpDDDriverCaps, lpDDEmulCaps);
if(lpDDDriverCaps)
{
lpDDDriverCaps->dwSize = sizeof(DDCAPS);
lpDDDriverCaps->dwCaps = DDCAPS_BLT|DDCAPS_PALETTE;
lpDDDriverCaps->dwCKeyCaps = 0;
lpDDDriverCaps->dwPalCaps = DDPCAPS_8BIT|DDPCAPS_PRIMARYSURFACE;
lpDDDriverCaps->dwVidMemTotal = 16777216;
lpDDDriverCaps->dwVidMemFree = 16777216;
lpDDDriverCaps->dwMaxVisibleOverlays = 0;
lpDDDriverCaps->dwCurrVisibleOverlays = 0;
lpDDDriverCaps->dwNumFourCCCodes = 0;
lpDDDriverCaps->dwAlignBoundarySrc = 0;
lpDDDriverCaps->dwAlignSizeSrc = 0;
lpDDDriverCaps->dwAlignBoundaryDest = 0;
lpDDDriverCaps->dwAlignSizeDest = 0;
}
if(lpDDEmulCaps)
{
lpDDEmulCaps->dwSize = 0;
}
return DD_OK;
}
HRESULT __stdcall ddraw_GetDisplayMode(IDirectDrawImpl *This, LPDDSURFACEDESC a)
{
printf("DirectDraw::GetDisplayMode(This=%p, ...)\n", This);
return DD_OK;
}
HRESULT __stdcall ddraw_GetFourCCCodes(IDirectDrawImpl *This, LPDWORD a, LPDWORD b)
{
printf("DirectDraw::GetFourCCCodes(This=%p, ...)\n", This);
return DD_OK;
}
HRESULT __stdcall ddraw_GetGDISurface(IDirectDrawImpl *This, LPDIRECTDRAWSURFACE *a)
{
printf("DirectDraw::GetGDISurface(This=%p, ...)\n", This);
return DD_OK;
}
HRESULT __stdcall ddraw_GetMonitorFrequency(IDirectDrawImpl *This, LPDWORD a)
{
printf("DirectDraw::GetMonitorFrequency(This=%p, ...)\n", This);
return DD_OK;
}
HRESULT __stdcall ddraw_GetScanLine(IDirectDrawImpl *This, LPDWORD a)
{
printf("DirectDraw::GetScanLine(This=%p, ...)\n", This);
return DD_OK;
}
HRESULT __stdcall ddraw_GetVerticalBlankStatus(IDirectDrawImpl *This, LPBOOL a)
{
printf("DirectDraw::GetVerticalBlankStatus(This=%p, ...)\n", This);
return DD_OK;
}
HRESULT __stdcall ddraw_Initialize(IDirectDrawImpl *This, GUID *a)
{
printf("DirectDraw::Initialize(This=%p, ...)\n", This);
return DD_OK;
}
HRESULT __stdcall ddraw_RestoreDisplayMode(IDirectDrawImpl *This)
{
printf("DirectDraw::RestoreDisplayMode(This=%p)\n", This);
if(!This->render.run)
{
return DD_OK;
}
/* only stop drawing in GL mode when minimized */
if (This->renderer == render_main)
{
EnterCriticalSection(&This->cs);
This->render.run = FALSE;
ReleaseSemaphore(ddraw->render.sem, 1, NULL);
LeaveCriticalSection(&This->cs);
WaitForSingleObject(This->render.thread, INFINITE);
This->render.thread = NULL;
}
if(!ddraw->windowed)
{
This->mode.dmFields = DM_BITSPERPEL|DM_PELSWIDTH|DM_PELSHEIGHT|DM_DISPLAYFLAGS|DM_DISPLAYFREQUENCY|DM_POSITION;
ChangeDisplaySettings(&This->mode, 0);
}
return DD_OK;
}
HRESULT __stdcall ddraw_SetDisplayMode(IDirectDrawImpl *This, DWORD width, DWORD height, DWORD bpp)
{
printf("DirectDraw::SetDisplayMode(This=%p, width=%d, height=%d, bpp=%d)\n", This, (unsigned int)width, (unsigned int)height, (unsigned int)bpp);
This->render.run = TRUE;
This->mode.dmSize = sizeof(DEVMODE);
This->mode.dmDriverExtra = 0;
if(EnumDisplaySettings(NULL, ENUM_CURRENT_SETTINGS, &This->mode) == FALSE)
{
/* not expected */
return DDERR_UNSUPPORTED;
}
This->width = width;
This->height = height;
This->bpp = bpp;
This->cursorclip.width = width;
This->cursorclip.height = height;
ddraw->cursor.x = ddraw->cursorclip.width / 2;
ddraw->cursor.y = ddraw->cursorclip.height / 2;
if(This->render.width < This->width)
{
This->render.width = This->width;
}
if(This->render.height < This->height)
{
This->render.height = This->height;
}
mouse_unlock();
if(This->windowed)
{
if(!This->windowed_init)
{
SetWindowLong(This->hWnd, GWL_STYLE, GetWindowLong(This->hWnd, GWL_STYLE) | WS_CAPTION | WS_BORDER | WS_SYSMENU | WS_MINIMIZEBOX);
/* center the window with correct dimensions */
int x = (This->mode.dmPelsWidth / 2) - (This->render.width / 2);
int y = (This->mode.dmPelsHeight / 2) - (This->render.height / 2);
RECT dst = { x, y, This->render.width+x, This->render.height+y };
AdjustWindowRect(&dst, GetWindowLong(This->hWnd, GWL_STYLE), FALSE);
SetWindowPos(This->hWnd, HWND_NOTOPMOST, dst.left, dst.top, (dst.right - dst.left), (dst.bottom - dst.top), SWP_SHOWWINDOW);
This->windowed_init = TRUE;
}
}
else
{
SetWindowPos(This->hWnd, HWND_TOPMOST, 0, 0, This->render.width, This->render.height, SWP_SHOWWINDOW);
mouse_lock();
memset(&This->render.mode, 0, sizeof(DEVMODE));
This->render.mode.dmSize = sizeof(DEVMODE);
This->render.mode.dmFields = DM_PELSWIDTH|DM_PELSHEIGHT;
This->render.mode.dmPelsWidth = This->render.width;
This->render.mode.dmPelsHeight = This->render.height;
if(This->render.bpp)
{
This->render.mode.dmFields |= DM_BITSPERPEL;
This->render.mode.dmBitsPerPel = This->render.bpp;
}
if(!This->devmode && ChangeDisplaySettings(&This->render.mode, CDS_FULLSCREEN) != DISP_CHANGE_SUCCESSFUL)
{
This->render.run = FALSE;
return DDERR_INVALIDMODE;
}
}
if(This->render.thread == NULL)
{
This->render.thread = CreateThread(NULL, 0, (LPTHREAD_START_ROUTINE)This->renderer, NULL, 0, NULL);
}
return DD_OK;
}
LRESULT CALLBACK WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
POINT pt;
switch(uMsg)
{
case WM_DESTROY:
return ddraw->WndProc(hWnd, uMsg, wParam, lParam);
case WM_SYSCOMMAND:
if(wParam == SC_CLOSE)
{
exit(0);
}
break;
case WM_SIZE:
if(wParam == SIZE_RESTORED)
{
ddraw_SetDisplayMode(ddraw, ddraw->width, ddraw->height, ddraw->bpp);
}
if(wParam == SIZE_MINIMIZED)
{
ddraw_RestoreDisplayMode(ddraw);
}
/* disallow maximize, C&C does that when WCHAT DDE is used */
if(wParam == SIZE_MAXIMIZED)
{
ShowWindow(ddraw->hWnd, SW_RESTORE);
}
break;
case WM_NCACTIVATE:
if(wParam == FALSE)
{
mouse_unlock();
}
if(!ddraw->windowed)
{
if(wParam == FALSE)
{
ShowWindow(ddraw->hWnd, SW_MINIMIZE);
}
else
{
ShowWindow(ddraw->hWnd, SW_RESTORE);
}
}
break;
case WM_KEYDOWN:
if(wParam == VK_CONTROL || wParam == VK_TAB)
{
if(GetAsyncKeyState(VK_CONTROL) & 0x8000 && GetAsyncKeyState(VK_TAB) & 0x8000)
{
mouse_unlock();
}
}
#ifdef HAVE_LIBPNG
if(wParam == VK_CONTROL || wParam == 0x53 /* S */)
{
if(GetAsyncKeyState(VK_CONTROL) & 0x8000 && GetAsyncKeyState(0x53) & 0x8000)
{
screenshot(ddraw->primary);
}
}
#endif
case WM_KEYUP:
case WM_SYSKEYDOWN:
case WM_SYSKEYUP:
case WM_CHAR: /* for StarCraft and general support */
return ddraw->WndProc(hWnd, uMsg, wParam, lParam);
case WM_LBUTTONUP:
case WM_RBUTTONUP:
if (ddraw->mhack && !ddraw->locked)
{
ddraw->cursor.x = LOWORD(lParam) * ((float)ddraw->width / ddraw->render.width);
ddraw->cursor.y = HIWORD(lParam) * ((float)ddraw->height / ddraw->render.height);
mouse_lock();
return 0;
}
case WM_LBUTTONDOWN:
case WM_RBUTTONDOWN:
/* rest for StarCraft and general support */
case WM_MBUTTONDOWN:
case WM_MBUTTONUP:
case WM_MBUTTONDBLCLK:
case WM_LBUTTONDBLCLK:
case WM_RBUTTONDBLCLK:
if(ddraw->mhack)
{
if (!ddraw->locked)
{
return 0;
}
lParam = MAKELPARAM(ddraw->cursor.x, ddraw->cursor.y);
}
case 1129: /* this somehow triggers network activity in C&C in WCHAT mode */
case 1139: /* this somehow triggers network activity in RA, investigate */
case 2024: /* this somehow allows RA edwin to work, investigate */
return ddraw->WndProc(hWnd, uMsg, wParam, lParam);
/* for StarCraft and general support */
case WM_MOUSEMOVE:
case WM_NCMOUSEMOVE:
if(ddraw->mhack)
{
fake_GetCursorPos(&pt);
return ddraw->WndProc(hWnd, uMsg, wParam, MAKELPARAM(pt.x, pt.y));
}
return ddraw->WndProc(hWnd, uMsg, wParam, lParam);
}
return DefWindowProc(hWnd, uMsg, wParam, lParam);
}
HRESULT __stdcall ddraw_SetCooperativeLevel(IDirectDrawImpl *This, HWND hWnd, DWORD dwFlags)
{
PIXELFORMATDESCRIPTOR pfd;
printf("DirectDraw::SetCooperativeLevel(This=%p, hWnd=0x%08X, dwFlags=0x%08X)\n", This, (unsigned int)hWnd, (unsigned int)dwFlags);
/* Red Alert for some weird reason does this on Windows XP */
if(hWnd == NULL)
{
return DDERR_INVALIDPARAMS;
}
This->hWnd = hWnd;
mouse_init(hWnd);
This->WndProc = (LRESULT CALLBACK (*)(HWND, UINT, WPARAM, LPARAM))GetWindowLong(This->hWnd, GWL_WNDPROC);
if(!This->devmode)
{
SetWindowLong(This->hWnd, GWL_WNDPROC, (LONG)WndProc);
}
if(!This->render.hDC)
{
This->render.hDC = GetDC(This->hWnd);
memset(&pfd, 0, sizeof(PIXELFORMATDESCRIPTOR));
pfd.nSize = sizeof(PIXELFORMATDESCRIPTOR);
pfd.nVersion = 1;
pfd.dwFlags = PFD_DRAW_TO_WINDOW | PFD_DOUBLEBUFFER | (This->renderer == render_main ? PFD_SUPPORT_OPENGL : 0);
pfd.iPixelType = PFD_TYPE_RGBA;
pfd.cColorBits = ddraw->render.bpp ? ddraw->render.bpp : ddraw->mode.dmBitsPerPel;
pfd.iLayerType = PFD_MAIN_PLANE;
SetPixelFormat( This->render.hDC, ChoosePixelFormat( This->render.hDC, &pfd ), &pfd );
}
GetWindowText(This->hWnd, (LPTSTR)&This->title, sizeof(This->title));
if(This->vhack == 1)
{
if (strcmp(This->title, "Command & Conquer"))
{
This->vhack = 0;
}
}
return DD_OK;
}
HRESULT __stdcall ddraw_WaitForVerticalBlank(IDirectDrawImpl *This, DWORD a, HANDLE b)
{
#if _DEBUG
printf("DirectDraw::WaitForVerticalBlank(This=%p, ...)\n", This);
#endif
return DD_OK;
}
HRESULT __stdcall ddraw_QueryInterface(IDirectDrawImpl *This, REFIID riid, void **obj)
{
printf("DirectDraw::QueryInterface(This=%p, riid=%08X, obj=%p)\n", This, (unsigned int)riid, obj);
*obj = This;
return S_OK;
}
ULONG __stdcall ddraw_AddRef(IDirectDrawImpl *This)
{
printf("DirectDraw::AddRef(This=%p)\n", This);
This->Ref++;
return This->Ref;
}
ULONG __stdcall ddraw_Release(IDirectDrawImpl *This)
{
printf("DirectDraw::Release(This=%p)\n", This);
This->Ref--;
if(This->Ref == 0)
{
if(This->render.run)
{
EnterCriticalSection(&This->cs);
This->render.run = FALSE;
ReleaseSemaphore(ddraw->render.sem, 1, NULL);
LeaveCriticalSection(&This->cs);
WaitForSingleObject(This->render.thread, INFINITE);
This->render.thread = NULL;
}
if(This->render.hDC)
{
ReleaseDC(This->hWnd, This->render.hDC);
This->render.hDC = NULL;
}
if(This->render.ev)
{
CloseHandle(This->render.ev);
ddraw->render.ev = NULL;
}
if(This->real_dll)
{
FreeLibrary(This->real_dll);
}
DeleteCriticalSection(&This->cs);
/* restore old wndproc, subsequent ddraw creation will otherwise fail */
SetWindowLong(This->hWnd, GWL_WNDPROC, (LONG)This->WndProc);
HeapFree(GetProcessHeap(), 0, This);
ddraw = NULL;
return 0;
}
return This->Ref;
}
struct IDirectDrawImplVtbl iface =
{
/* IUnknown */
ddraw_QueryInterface,
ddraw_AddRef,
ddraw_Release,
/* IDirectDrawImpl */
ddraw_Compact,
ddraw_CreateClipper,
ddraw_CreatePalette,
ddraw_CreateSurface,
ddraw_DuplicateSurface,
ddraw_EnumDisplayModes,
ddraw_EnumSurfaces,
ddraw_FlipToGDISurface,
ddraw_GetCaps,
ddraw_GetDisplayMode,
ddraw_GetFourCCCodes,
ddraw_GetGDISurface,
ddraw_GetMonitorFrequency,
ddraw_GetScanLine,
ddraw_GetVerticalBlankStatus,
ddraw_Initialize,
ddraw_RestoreDisplayMode,
ddraw_SetCooperativeLevel,
ddraw_SetDisplayMode,
ddraw_WaitForVerticalBlank
};
int stdout_open = 0;
HRESULT WINAPI DirectDrawCreate(GUID FAR* lpGUID, LPDIRECTDRAW FAR* lplpDD, IUnknown FAR* pUnkOuter)
{
#if _DEBUG
if(!stdout_open)
{
freopen("stdout.txt", "w", stdout);
setvbuf(stdout, NULL, _IONBF, 0);
stdout_open = 1;
}
#endif
printf("DirectDrawCreate(lpGUID=%p, lplpDD=%p, pUnkOuter=%p)\n", lpGUID, lplpDD, pUnkOuter);
if(ddraw)
{
/* FIXME: check the calling module before passing the call! */
return ddraw->DirectDrawCreate(lpGUID, lplpDD, pUnkOuter);
/*
printf(" returning DDERR_DIRECTDRAWALREADYCREATED\n");
return DDERR_DIRECTDRAWALREADYCREATED;
*/
}
IDirectDrawImpl *This = (IDirectDrawImpl *)HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectDrawImpl));
This->lpVtbl = &iface;
printf(" This = %p\n", This);
*lplpDD = (LPDIRECTDRAW)This;
This->Ref = 0;
ddraw_AddRef(This);
ddraw = This;
This->real_dll = LoadLibrary("system32\\ddraw.dll");
if(!This->real_dll)
{
ddraw_Release(This);
return DDERR_GENERIC;
}
This->DirectDrawCreate = (HRESULT WINAPI (*)(GUID FAR*, LPDIRECTDRAW FAR*, IUnknown FAR*))GetProcAddress(This->real_dll, "DirectDrawCreate");
if(!This->DirectDrawCreate)
{
ddraw_Release(This);
return DDERR_GENERIC;
}
InitializeCriticalSection(&This->cs);
This->render.ev = CreateEvent(NULL, TRUE, FALSE, NULL);
This->render.sem = CreateSemaphore(NULL, 0, 1, NULL);
/* load configuration options from ddraw.ini */
char cwd[MAX_PATH];
char ini_path[MAX_PATH];
char tmp[256];
GetCurrentDirectoryA(sizeof(cwd), cwd);
snprintf(ini_path, sizeof(ini_path), "%s\\ddraw.ini", cwd);
if(GetFileAttributes(ini_path) == 0xFFFFFFFF)
{
FILE *fh = fopen(ini_path, "w");
fputs(
"[ddraw]\n"
"width=640\n"
"height=400\n"
"; bits per pixel, possible values: 16, 24 and 32, 0 = auto\n"
"bpp=0\n"
"windowed=true\n"
"; real rendering rate, -1 = screen rate, 0 = unlimited, n = cap\n"
"maxfps=0\n"
"; vertical synchronization, enable if you get tearing (OpenGL only)\n"
"vsync=false\n"
"; scaling filter, nearest = sharp, linear = smooth (OpenGL only)\n"
"filter=nearest\n"
"; automatic mouse sensitivity scaling\n"
"adjmouse=false\n"
"; manual sensitivity scaling, 0 = disabled, 0.5 = half, 1.0 = normal\n"
"sensitivity=0.0\n"
"; enable C&C/RA mouse hack\n"
"mhack=true\n"
"; enable C&C video resize hack, auto = auto-detect game, true = forced, false = disabled (OpenGL only)\n"
"vhack=auto\n"
"; switch between OpenGL (opengl) and software (gdi) renderers, latter supports less features but might be faster depending on the GPU\n"
"renderer=opengl\n"
, fh);
fclose(fh);
}
GetPrivateProfileStringA("ddraw", "windowed", "TRUE", tmp, sizeof(tmp), ini_path);
if(tolower(tmp[0]) == 'n' || tolower(tmp[0]) == 'f' || tmp[0] == '0')
{
This->windowed = FALSE;
}
else
{
This->windowed = TRUE;
}
This->render.maxfps = GetPrivateProfileIntA("ddraw", "maxfps", 0, ini_path);
This->render.width = GetPrivateProfileIntA("ddraw", "width", 640, ini_path);
if(This->render.width < 640)
{
This->render.width = 640;
}
This->render.height = GetPrivateProfileIntA("ddraw", "height", 400, ini_path);
if(This->render.height < 400)
{
This->render.height = 400;
}
This->render.bpp = GetPrivateProfileIntA("ddraw", "bpp", 32, ini_path);
if(This->render.bpp != 16 && This->render.bpp != 24 && This->render.bpp != 32)
{
This->render.bpp = 0;
}
GetPrivateProfileStringA("ddraw", "filter", tmp, tmp, sizeof(tmp), ini_path);
if(tolower(tmp[0]) == 'l' || tolower(tmp[3]) == 'l')
{
This->render.filter = 1;
}
else
{
This->render.filter = 0;
}
GetPrivateProfileStringA("ddraw", "adjmouse", "FALSE", tmp, sizeof(tmp), ini_path);
if(tolower(tmp[0]) == 'y' || tolower(tmp[0]) == 't' || tmp[0] == '1')
{
This->adjmouse = TRUE;
}
else
{
This->adjmouse = FALSE;
}
GetPrivateProfileStringA("ddraw", "mhack", "TRUE", tmp, sizeof(tmp), ini_path);
if(tolower(tmp[0]) == 'y' || tolower(tmp[0]) == 't' || tmp[0] == '1')
{
This->mhack = TRUE;
}
else
{
This->mhack = FALSE;
}
GetPrivateProfileStringA("ddraw", "devmode", "FALSE", tmp, sizeof(tmp), ini_path);
if(tolower(tmp[0]) == 'y' || tolower(tmp[0]) == 't' || tmp[0] == '1')
{
This->devmode = TRUE;
This->mhack = FALSE;
}
else
{
This->devmode = FALSE;
}
GetPrivateProfileStringA("ddraw", "vsync", "FALSE", tmp, sizeof(tmp), ini_path);
if(tolower(tmp[0]) == 'y' || tolower(tmp[0]) == 't' || tmp[0] == '1')
{
This->vsync = TRUE;
}
else
{
This->vsync = FALSE;
}
GetPrivateProfileStringA("ddraw", "sensitivity", "0", tmp, sizeof(tmp), ini_path);
This->sensitivity = strtof(tmp, NULL);
GetPrivateProfileStringA("ddraw", "vhack", "auto", tmp, sizeof(tmp), ini_path);
if(tolower(tmp[0]) == 'y' || tolower(tmp[0]) == 't' || tmp[0] == '1')
{
This->vhack = 2;
}
else if(tolower(tmp[0]) == 'a')
{
This->vhack = 1;
}
else
{
This->vhack = 0;
}
GetPrivateProfileStringA("ddraw", "renderer", "opengl", tmp, sizeof(tmp), ini_path);
if(tolower(tmp[0]) == 's' || tolower(tmp[0]) == 'g')
{
printf("DirectDrawCreate: Using software renderer\n");
This->renderer = render_soft_main;
}
else
{
printf("DirectDrawCreate: Using OpenGL renderer\n");
This->renderer = render_main;
}
return DD_OK;
}