218ca90543
Source code release, imported from: https://www.gamefront.com/games/aliens-vs-predator-3/file/avp-gold-complete-source-code All text files were converted to Unix format.
387 lines
No EOL
9.6 KiB
C++
387 lines
No EOL
9.6 KiB
C++
extern "C"
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{
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#include "3dc.h"
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#include "videomodes.h"
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#include "awTexLd.h" // to set the surface format for Aw gfx dd surface loads
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extern LPDIRECTDRAW lpDD;
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DEVICEANDVIDEOMODESDESC DeviceDescriptions[MAX_DEVICES];
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int NumberOfDevices;
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int CurrentlySelectedDevice=0;
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int CurrentlySelectedVideoMode=0;
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D3DDEVICEDESC D3DDeviceDesc;
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int D3DDeviceDescIsValid;
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extern void GetDeviceAndVideoModePrefences(void);
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static void SelectBasicDeviceAndVideoMode(void);
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static void SetDeviceAndVideoModePreferences(void);
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extern void SaveDeviceAndVideoModePreferences(void);
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extern void LoadDeviceAndVideoModePreferences(void);
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HRESULT WINAPI D3DDeviceEnumerator(LPGUID lpGuid,
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LPSTR lpDeviceDescription, LPSTR lpDeviceName,
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LPD3DDEVICEDESC lpHWDesc, LPD3DDEVICEDESC lpHELDesc, LPVOID lpContext)
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{
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/* hardware only please */
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if (!lpHWDesc->dcmColorModel)
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{
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return D3DENUMRET_OK;
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}
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/* that'll do */
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D3DDeviceDesc = *lpHWDesc;
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D3DDeviceDescIsValid = 1;
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return D3DENUMRET_CANCEL;
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}
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HRESULT WINAPI EnumVideoModesCallback(LPDDSURFACEDESC2 pddsd, LPVOID Context)
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{
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DEVICEANDVIDEOMODESDESC *dPtr = &DeviceDescriptions[NumberOfDevices];
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VIDEOMODEDESC *vmPtr = &(dPtr->VideoModes[dPtr->NumberOfVideoModes]);
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vmPtr->Width = pddsd->dwWidth;
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vmPtr->Height = pddsd->dwHeight;
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vmPtr->ColourDepth = pddsd->ddpfPixelFormat.dwRGBBitCount;
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if (vmPtr->ColourDepth<=8 || vmPtr->Width<512 || vmPtr->Height<384)
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return DDENUMRET_OK;
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if (vmPtr->ColourDepth<=16)
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{
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if (!(D3DDeviceDesc.dwDeviceRenderBitDepth & DDBD_16))
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{
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return DDENUMRET_OK;
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}
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}
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else if (vmPtr->ColourDepth<=24)
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{
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if (!(D3DDeviceDesc.dwDeviceRenderBitDepth & DDBD_24))
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{
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return DDENUMRET_OK;
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}
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}
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else if (vmPtr->ColourDepth<=32)
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{
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if (!(D3DDeviceDesc.dwDeviceRenderBitDepth & DDBD_32))
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{
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return DDENUMRET_OK;
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}
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}
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dPtr->NumberOfVideoModes++;
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if (dPtr->NumberOfVideoModes < MAX_VIDEOMODES)
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{
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return DDENUMRET_OK;
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}
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else
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{
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return DDENUMRET_CANCEL;
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}
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}
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//-----------------------------------------------------------------------------
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// Name: DDEnumCallbackEx()
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// Desc: This callback gets the information for each device enumerated
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//-----------------------------------------------------------------------------
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BOOL WINAPI DDEnumCallbackEx(GUID *pGUID, LPSTR pDescription, LPSTR pName, LPVOID pContext, HMONITOR hm)
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{
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LPDIRECTDRAW pDD; // DD1 interface, used to get DD4 interface
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LPDIRECTDRAW4 pDD4 = NULL; // DirectDraw4 interface
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LPDIRECT3D pD3D = NULL;
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HRESULT hRet;
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DDCAPS HELCaps;
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// Create the main DirectDraw object
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hRet = DirectDrawCreate(pGUID, &pDD, NULL);
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if (hRet != DD_OK)
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{
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return DDENUMRET_CANCEL;
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}
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// Fetch DirectDraw4 interface
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hRet = pDD->QueryInterface(IID_IDirectDraw4, (LPVOID *)&pDD4);
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if (hRet != DD_OK)
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{
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return DDENUMRET_CANCEL;
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}
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memset(&DeviceDescriptions[NumberOfDevices].DriverCaps, 0, sizeof(DDCAPS));
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DeviceDescriptions[NumberOfDevices].DriverCaps.dwSize = sizeof(DDCAPS);
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memset(&HELCaps, 0, sizeof(DDCAPS));
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HELCaps.dwSize = sizeof(DDCAPS);
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hRet = pDD->GetCaps(&DeviceDescriptions[NumberOfDevices].DriverCaps, &HELCaps);
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if ((hRet != DD_OK) || !(DeviceDescriptions[NumberOfDevices].DriverCaps.dwCaps & DDCAPS_3D))
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{
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// Finished with the DirectDraw object, so release it
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if (pDD4) pDD4->Release();
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return DDENUMRET_OK;
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}
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// Get the device information and save it
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if (pGUID)
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{
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DeviceDescriptions[NumberOfDevices].DDGUID = *pGUID;
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DeviceDescriptions[NumberOfDevices].DDGUIDIsSet = 1;
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}
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else
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{
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DeviceDescriptions[NumberOfDevices].DDGUIDIsSet = 0;
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}
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hRet = pDD4->GetDeviceIdentifier(&DeviceDescriptions[NumberOfDevices].DeviceInfo,0);
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hRet = pDD4->GetDeviceIdentifier(&DeviceDescriptions[NumberOfDevices].DeviceInfoHost,DDGDI_GETHOSTIDENTIFIER);
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// check available video modes
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DeviceDescriptions[NumberOfDevices].NumberOfVideoModes = 0;
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hRet = pDD->QueryInterface(IID_IDirect3D, (LPVOID*) &pD3D);
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hRet = pD3D->EnumDevices(D3DDeviceEnumerator, NULL);
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if (pD3D) pD3D->Release();
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if (!D3DDeviceDescIsValid)
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{
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// Finished with the DirectDraw object, so release it
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if (pDD4) pDD4->Release();
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return DDENUMRET_OK;
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}
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hRet = pDD4->EnumDisplayModes(0, NULL, 0, EnumVideoModesCallback);
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// Finished with the DirectDraw object, so release it
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if (pDD4) pDD4->Release();
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// Bump to the next open slot or finish the callbacks if full
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if (NumberOfDevices < MAX_DEVICES)
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NumberOfDevices++;
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else
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return DDENUMRET_CANCEL;
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return DDENUMRET_OK;
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}
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int EnumerateCardsAndVideoModes(void)
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{
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LPDIRECTDRAWENUMERATEEX pDirectDrawEnumerateEx;
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HINSTANCE hDDrawDLL;
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NumberOfDevices=0;
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// Do a GetModuleHandle and GetProcAddress in order to get the
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// DirectDrawEnumerateEx function
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hDDrawDLL = GetModuleHandle("DDRAW");
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if (!hDDrawDLL)
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{
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return -1;
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}
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pDirectDrawEnumerateEx = (LPDIRECTDRAWENUMERATEEX )GetProcAddress(hDDrawDLL,"DirectDrawEnumerateExA");
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if (pDirectDrawEnumerateEx)
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{
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pDirectDrawEnumerateEx(DDEnumCallbackEx, NULL,
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DDENUM_ATTACHEDSECONDARYDEVICES |
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DDENUM_DETACHEDSECONDARYDEVICES |
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DDENUM_NONDISPLAYDEVICES);
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}
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else
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{
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return -1;
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}
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if (0 == NumberOfDevices)
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{
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return -1;
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}
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LoadDeviceAndVideoModePreferences();
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return 0;
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}
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char buffer[32];
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extern char *GetVideoModeDescription2(void)
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{
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strncpy(buffer, DeviceDescriptions[CurrentlySelectedDevice].DeviceInfo.szDescription,24);
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buffer[24] = 0;
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return buffer;
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}
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extern char *GetVideoModeDescription3(void)
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{
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DEVICEANDVIDEOMODESDESC *dPtr = &DeviceDescriptions[CurrentlySelectedDevice];
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VIDEOMODEDESC *vmPtr = &(dPtr->VideoModes[CurrentlySelectedVideoMode]);
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sprintf(buffer,"%dx%dx%d",vmPtr->Width,vmPtr->Height,vmPtr->ColourDepth);
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return buffer;
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}
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extern void PreviousVideoMode2(void)
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{
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if (CurrentlySelectedVideoMode--<=0)
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{
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if(CurrentlySelectedDevice--<=0)
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{
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CurrentlySelectedDevice = NumberOfDevices-1;
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}
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CurrentlySelectedVideoMode = DeviceDescriptions[CurrentlySelectedDevice].NumberOfVideoModes-1;
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}
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}
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extern void NextVideoMode2(void)
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{
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if (++CurrentlySelectedVideoMode>=DeviceDescriptions[CurrentlySelectedDevice].NumberOfVideoModes)
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{
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CurrentlySelectedVideoMode = 0;
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if(++CurrentlySelectedDevice>=NumberOfDevices)
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{
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CurrentlySelectedDevice = 0;
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}
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}
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}
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void GetCorrectDirectDrawObject(void)
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{
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extern int SelectDirectDrawObject(LPGUID pGUID);
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finiObjectsExceptDD();
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finiObjects();
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if(DeviceDescriptions[CurrentlySelectedDevice].DDGUIDIsSet)
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{
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SelectDirectDrawObject(&DeviceDescriptions[CurrentlySelectedDevice].DDGUID);
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}
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else
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{
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SelectDirectDrawObject(NULL);
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}
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TestInitD3DObject();
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}
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DEVICEANDVIDEOMODE PreferredDeviceAndVideoMode;
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extern void GetDeviceAndVideoModePrefences(void)
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{
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int i;
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CurrentlySelectedDevice = -1;
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CurrentlySelectedVideoMode = -1;
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for (i=0; i<NumberOfDevices; i++)
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{
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if (PreferredDeviceAndVideoMode.DDGUID == DeviceDescriptions[i].DDGUID)
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{
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CurrentlySelectedDevice = i;
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break;
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}
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}
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if (CurrentlySelectedDevice==-1)
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{
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SelectBasicDeviceAndVideoMode();
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return;
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}
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DEVICEANDVIDEOMODESDESC *dPtr = &DeviceDescriptions[CurrentlySelectedDevice];
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for (i=0; i<dPtr->NumberOfVideoModes; i++)
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{
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if ((PreferredDeviceAndVideoMode.Width == dPtr->VideoModes[i].Width)
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&&(PreferredDeviceAndVideoMode.Height == dPtr->VideoModes[i].Height)
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&&(PreferredDeviceAndVideoMode.ColourDepth == dPtr->VideoModes[i].ColourDepth))
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{
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CurrentlySelectedVideoMode = i;
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break;
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}
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}
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if (CurrentlySelectedDevice==-1)
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{
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SelectBasicDeviceAndVideoMode();
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return;
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}
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SetDeviceAndVideoModePreferences();
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}
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static void SelectBasicDeviceAndVideoMode(void)
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{
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CurrentlySelectedDevice = -1;
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CurrentlySelectedVideoMode = -1;
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/* look for a basic 640x480x16 bit mode */
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for (int d=0; d<NumberOfDevices; d++)
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{
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DEVICEANDVIDEOMODESDESC *dPtr = &DeviceDescriptions[d];
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for (int i=0; i<dPtr->NumberOfVideoModes; i++)
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{
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if ((640 == dPtr->VideoModes[i].Width)
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&&(480 == dPtr->VideoModes[i].Height)
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&&(16 == dPtr->VideoModes[i].ColourDepth))
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{
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CurrentlySelectedVideoMode = i;
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CurrentlySelectedDevice = d;
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break;
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/* note this only breaks out of the video mode loop;
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all drivers are scanned through */
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}
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}
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}
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if (CurrentlySelectedDevice==-1)
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{
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/* good grief, just pick the first possible thing */
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CurrentlySelectedDevice = 0;
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CurrentlySelectedVideoMode = 0;
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}
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SetDeviceAndVideoModePreferences();
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}
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static void SetDeviceAndVideoModePreferences(void)
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{
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DEVICEANDVIDEOMODESDESC *dPtr = &DeviceDescriptions[CurrentlySelectedDevice];
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VIDEOMODEDESC *vmPtr = &(dPtr->VideoModes[CurrentlySelectedVideoMode]);
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PreferredDeviceAndVideoMode.DDGUID = dPtr->DDGUID;
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PreferredDeviceAndVideoMode.DDGUIDIsSet = dPtr->DDGUIDIsSet;
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PreferredDeviceAndVideoMode.Width = vmPtr->Width;
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PreferredDeviceAndVideoMode.Height = vmPtr->Height;
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PreferredDeviceAndVideoMode.ColourDepth = vmPtr->ColourDepth;
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}
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extern void SaveDeviceAndVideoModePreferences(void)
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{
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SetDeviceAndVideoModePreferences();
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FILE* file=fopen("AvP_Video.cfg","wb");
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if(!file) return;
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fwrite(&PreferredDeviceAndVideoMode,sizeof(DEVICEANDVIDEOMODE),1,file);
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fclose(file);
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}
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extern void LoadDeviceAndVideoModePreferences(void)
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{
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FILE* file=fopen("AvP_Video.cfg","rb");
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if(!file)
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{
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SelectBasicDeviceAndVideoMode();
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return;
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}
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fread(&PreferredDeviceAndVideoMode,sizeof(DEVICEANDVIDEOMODE),1,file);
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fclose(file);
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GetDeviceAndVideoModePrefences();
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}
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}; |