diff options
Diffstat (limited to 'src/mesa/drivers/d3d/D3DInit.cpp')
| -rw-r--r-- | src/mesa/drivers/d3d/D3DInit.cpp | 891 |
1 files changed, 0 insertions, 891 deletions
diff --git a/src/mesa/drivers/d3d/D3DInit.cpp b/src/mesa/drivers/d3d/D3DInit.cpp deleted file mode 100644 index e21cd21e250..00000000000 --- a/src/mesa/drivers/d3d/D3DInit.cpp +++ /dev/null @@ -1,891 +0,0 @@ -/*===========================================================================*/ -/* */ -/* Mesa-3.0 DirectX 6 Driver Build 5 */ -/* */ -/* By Leigh McRae */ -/* */ -/* http://www.altsoftware.com/ */ -/* */ -/* Copyright (c) 1999-1998 alt.software inc. All Rights Reserved */ -/*===========================================================================*/ -#include "D3DHAL.h" -/*===========================================================================*/ -/* Local function prototypes. */ -/*===========================================================================*/ -static void DestroyAllSurfaces( PMESAD3DHAL pHAL ); -static void DestroyDevice( PMESAD3DHAL pHAL ); -static void DestroyInterfaces( PMESAD3DHAL pHAL ); - -HRESULT WINAPI EnumSurfacesHook( LPDIRECTDRAWSURFACE4 lpDDS, LPDDSURFACEDESC2 lpDDSDesc, LPVOID pVoid ); -HRESULT CALLBACK EnumZBufferHook( DDPIXELFORMAT* pddpf, VOID *pVoid ); -HRESULT CALLBACK EnumDeviceHook( GUID FAR* lpGuid, LPSTR lpDesc, LPSTR lpName, LPD3DDEVICEDESC lpD3DHWDesc, LPD3DDEVICEDESC lpD3DHELDesc, void *pVoid ); -/*===========================================================================*/ -/* Globals. */ -/*===========================================================================*/ -//char *errorMsg; -/*===========================================================================*/ -/* This function is responable for allocating the actual MESAD3DHAL struct. */ -/* Each Mesa context will have its own MESAD3DHAL struct so its like a mini */ -/* context to some extent. All one time allocations/operations get done here.*/ -/*===========================================================================*/ -/* RETURN: TRUE, FALSE. */ -/*===========================================================================*/ -extern "C" PMESAD3DSHARED InitHAL( HWND hwnd ) -{ - PMESAD3DHAL pHAL; - ULONG rc; - - DPF(( DBG_FUNC, "InitHAL();" )); - DPF(( DBG_CNTX_INFO, "hwnd: %d", hwnd )); - - /* Allocate the structure and zero it out. */ - pHAL = (PMESAD3DHAL)ALLOC( sizeof(MESAD3DHAL) ); - if ( pHAL == NULL ) - { - RIP( pHAL, "InitHAL->", "Memory Allocation" ); - return (PMESAD3DSHARED)NULL; - } - memset( pHAL, 0, sizeof(MESAD3DHAL) ); - - /* Get the texture manager going. */ - rc = InitTMgrHAL( pHAL ); - if ( rc == FALSE ) - { - RIP( pHAL, "InitTMgrHAL->", "Failed" ); - return (PMESAD3DSHARED)NULL; - } - - /* Fill in the window parameters if we can. */ - pHAL->shared.hwnd = hwnd; - - /* Parse the user's enviroment variables to generate a debug mask. */ - ReadDBGEnv(); - - return (PMESAD3DSHARED)pHAL; -} -/*===========================================================================*/ -/* This function will unload all the resources that the MESAD3DHAL struct */ -/* has bound to it. The actual structure itself will be freed. */ -/*===========================================================================*/ -/* RETURN: */ -/*===========================================================================*/ -extern "C" void TermHAL( PMESAD3DSHARED pShared ) -{ - PMESAD3DHAL pHAL = (PMESAD3DHAL)pShared; - - DPF(( DBG_FUNC, "TermHAL();" )); - - /* Check for an empty wrapper structure. */ - if ( pHAL == NULL ) - return; - - /* Kill this texture manager. */ - TermTMgrHAL( pHAL ); - - /* Kill any DDraw stuff if exists. */ - DestroyDevice( pHAL ); - DestroyAllSurfaces( pHAL ); - DestroyInterfaces( pHAL ); - - FREE( pHAL ); -} -/*===========================================================================*/ -/* This function is used to init and resize the rendering surface as the two*/ -/* are almost the same. First the device and all the surfaces are destoryed */ -/* if they already exist. Next we create a OffScreen rendering surface and */ -/* save some pixelformat info to do color convertions. Next we start to take */ -/* care of getting the most out of the hardware. I use bHardware to determine*/ -/* the state of the device we found in the device enumeration. The enum proc*/ -/* will try for hardware first. I next use a bForceSW to make the enum proc */ -/* choose a software device. So I will try some combinations with HW first */ -/* until I feel I have to set the bForceSW and call this function again. If */ -/* this function is called with no width or height then use the internals. */ -/* NOTE: The worst case is that all will be in SW (RGBDevice) and really */ -/* I should forget the whole thing and fall back to a DDraw span type*/ -/* rendering but what is the point. This way I always know I have a */ -/* D3DDevice and that makes things easier. I do impliment the span */ -/* rendering function for stuff that I haven't done support for such */ -/* as points and lines. */ -/*===========================================================================*/ -/* RETURN: TRUE, FALSE */ -/*===========================================================================*/ -extern "C" BOOL CreateHAL( PMESAD3DSHARED pShared ) -{ - PMESAD3DHAL pHAL = (PMESAD3DHAL)pShared; - DDSURFACEDESC2 ddsd2; - D3DDEVICEDESC D3DSWDevDesc; - DDSCAPS2 ddscaps; - DWORD dwCoopFlags, - dwWidth, - dwHeight; - ULONG rc; - - DPF(( DBG_FUNC, "CreateHAL();" )); - -#define InitDDSD2(f) memset( &ddsd2, 0, sizeof(DDSURFACEDESC2) ); \ - ddsd2.dwSize = sizeof( DDSURFACEDESC2 ); \ - ddsd2.dwFlags = f; - - if ( pHAL == NULL ) - return FALSE; - - /* Use the internal rectangle struct. */ - dwWidth = pShared->rectW.right - pShared->rectW.left; - dwHeight = pShared->rectW.bottom - pShared->rectW.top; - - DPF(( DBG_CNTX_INFO, "Width: %d Height: %d", dwWidth, dwHeight )); - - /* The dimensions might still be the same so just leave. */ - if ( (dwWidth == pShared->dwWidth) && (dwHeight == pShared->dwHeight) ) - { - DPF(( DBG_CNTX_WARN, "Context size hasn't changed" )); - return TRUE; - } - - /* If one of the dimensions are zero then leave. WM_SIZE should get us back here. */ - if ( (dwWidth == 0) || (dwHeight == 0) ) - return TRUE; - - /* Save the renders dimensions. */ - pShared->dwWidth = dwWidth; - pShared->dwHeight = dwHeight; - - DPF(( DBG_CNTX_INFO, "Creating Context:\n cx:%d cy:%d", pShared->dwWidth, pShared->dwHeight )); - - /*=================================*/ - /* Create all required interfaces. */ - /*=================================*/ - - /* Kill any DDraw stuff if exists. */ - DestroyDevice( pHAL ); - DestroyAllSurfaces( pHAL ); - DestroyInterfaces( pHAL ); - - /* Create a instance of DDraw using the Primary display driver. */ - rc = DirectDrawCreate( NULL, &pHAL->lpDD, NULL ); - if( FAILED(rc) ) - { - RIP( pHAL, "DirectDrawCreate->", ErrorStringD3D(rc) ); - return FALSE; - } - - /* Get the DDraw4 interface. */ - rc = pHAL->lpDD->QueryInterface( IID_IDirectDraw4, (void **)&pHAL->lpDD4 ); - if( FAILED(rc) ) - { - RIP( pHAL, "QueryInterface (IID_IDirectDraw4) ->", ErrorStringD3D(rc) ); - return FALSE; - } - - /* Get the Direct3D3 interface. */ - rc = pHAL->lpDD4->QueryInterface( IID_IDirect3D3, (void **)&pHAL->lpD3D3 ); - if( FAILED(rc) ) - { - RIP( pHAL, "QueryInterface (IID_IDirect3D3) ->", ErrorStringD3D(rc) ); - return FALSE; - } - - /* Set the Cooperative level. NOTE: we need to know if we are FS at this point.*/ - dwCoopFlags = (pShared->bWindow == TRUE) ? DDSCL_NORMAL : (DDSCL_EXCLUSIVE | DDSCL_FULLSCREEN); - rc = pHAL->lpDD4->SetCooperativeLevel( pShared->hwnd, dwCoopFlags ); - if ( FAILED(rc) ) - { - RIP( pHAL, "SetCooperativeLevel->", ErrorStringD3D(rc) ); - return FALSE; - } - - /*==================================================================*/ - /* Get the best device we can and note whether its hardware or not. */ - /*==================================================================*/ - pShared->bForceSW = FALSE; - pHAL->lpD3D3->EnumDevices( EnumDeviceHook, (void *)pHAL ); - pShared->bHardware = IsEqualIID( pHAL->guid, IID_IDirect3DHALDevice ); - DPF(( DBG_CNTX_INFO, "bHardware: %s", (pShared->bHardware) ? "TRUE" : "FALSE" )); - DPF(( DBG_CNTX_INFO, "bWindowed: %s", (pShared->bWindow) ? "TRUE" : "FALSE" )); - - /*========================================================================*/ - /* HARDWARE was found. */ - /*========================================================================*/ - if ( pShared->bHardware == TRUE ) - { - /*===================================*/ - /* HARDWARE -> Z-BUFFER. */ - /*===================================*/ - - /* Get a Z-Buffer pixelformat. */ - memset( &ddsd2, 0, sizeof(DDSURFACEDESC2) ); - ddsd2.dwSize = sizeof( DDSURFACEDESC2 ); - rc = pHAL->lpD3D3->EnumZBufferFormats( pHAL->guid, EnumZBufferHook, (VOID*)&ddsd2.ddpfPixelFormat ); - if ( FAILED(rc) ) - { - RIP( pHAL, "EnumZBufferFormatsl->", ErrorStringD3D(rc) ); - return FALSE; - } - - /* Setup our request structure for the Z-buffer surface. */ - ddsd2.dwFlags = DDSD_CAPS | DDSD_WIDTH | DDSD_HEIGHT | DDSD_PIXELFORMAT; - ddsd2.ddsCaps.dwCaps = DDSCAPS_ZBUFFER | DDSCAPS_VIDEOMEMORY; - ddsd2.dwWidth = dwWidth; - ddsd2.dwHeight = dwHeight; - rc = pHAL->lpDD4->CreateSurface( &ddsd2, &pHAL->lpDDSZbuffer, NULL ); - if ( !FAILED(rc) ) - { - DPF(( DBG_CNTX_INFO, "HW ZBuffer" )); - - /*===================================*/ - /* HARDWARE -> Z-BUFFER -> FLIPABLE */ - /*===================================*/ - if ( pShared->bWindow == FALSE ) - { - InitDDSD2( DDSD_CAPS | DDSD_BACKBUFFERCOUNT ); - ddsd2.dwBackBufferCount = 1; - ddsd2.ddsCaps.dwCaps = DDSCAPS_PRIMARYSURFACE | DDSCAPS_3DDEVICE | DDSCAPS_FLIP | DDSCAPS_COMPLEX; - rc = pHAL->lpDD4->CreateSurface( &ddsd2, &pHAL->lpDDSPrimary, NULL ); - if ( FAILED(rc) ) - { - /* Make sure we try the next fall back. */ - DPF(( DBG_CNTX_WARN, "HW Flip/Complex not available" )); - pHAL->lpDDSPrimary = NULL; - } - else - { - /* Get the back buffer that was created. */ - ddscaps.dwCaps = DDSCAPS_BACKBUFFER; - rc = pHAL->lpDDSPrimary->GetAttachedSurface( &ddscaps, &pHAL->lpDDSRender ); - if ( FAILED(rc) ) - { - DPF(( DBG_CNTX_WARN, "GetAttachedSurface failed -> HW Flip/Complex" )); - - /* Make sure we try the next fall back. */ - pHAL->lpDDSPrimary->Release(); - pHAL->lpDDSPrimary = NULL; - } - else - { - /* I have had problems when a complex surface comes back */ - /* with the back buffer being created in SW. Not sure why */ - /* or how this is possable but I'm checking for it here. */ - memset( &ddsd2, 0, sizeof(DDSURFACEDESC2) ); - ddsd2.dwSize = sizeof( DDSURFACEDESC2 ); - DX_RESTORE( pHAL->lpDDSRender ); - rc = pHAL->lpDDSRender->GetSurfaceDesc( &ddsd2 ); - if ( FAILED(rc) ) - { - RIP( pHAL, "GetSurfaceDesc (RENDER) ->", ErrorStringD3D(rc) ); - return FALSE; - } - - /* If the surface is in VID then we are happy with are Flipable. */ - if ( ddsd2.ddsCaps.dwCaps & DDSCAPS_LOCALVIDMEM ) - { - pShared->bFlipable = TRUE; - DPF(( DBG_CNTX_INFO, "HW Flip/Complex!" )); - } - else - { - /* Kill this setup. */ - pHAL->lpDDSPrimary->Release(); - pHAL->lpDDSPrimary = NULL; - } - } - } - } - - /*===================================*/ - /* HARDWARE -> Z-BUFFER -> BLT */ - /*===================================*/ - if ( pHAL->lpDDSPrimary == NULL ) - { - pShared->bFlipable = FALSE; - - /* Create the Primary (front buffer). */ - InitDDSD2( DDSD_CAPS ); - ddsd2.ddsCaps.dwCaps = DDSCAPS_PRIMARYSURFACE; - rc = pHAL->lpDD4->CreateSurface( &ddsd2, &pHAL->lpDDSPrimary, NULL ); - if ( FAILED(rc) ) - { - /* This is an error as we should be able to do this at minimum. */ - RIP( pHAL, "CreateSurface (PRIMARY) ->", ErrorStringD3D(rc) ); - return FALSE; - } - - /* Create the Render (back buffer). */ - InitDDSD2( DDSD_CAPS | DDSD_WIDTH | DDSD_HEIGHT ); - ddsd2.dwWidth = dwWidth; - ddsd2.dwHeight = dwHeight; - ddsd2.ddsCaps.dwCaps = DDSCAPS_OFFSCREENPLAIN | DDSCAPS_3DDEVICE; - rc = pHAL->lpDD4->CreateSurface( &ddsd2, &pHAL->lpDDSRender, NULL ); - if ( FAILED(rc) ) - { - DPF(( DBG_CNTX_WARN, "Failed HW Offscreen surface" )); - - /* Make sure we try the next fall back. */ - pHAL->lpDDSPrimary->Release(); - pHAL->lpDDSPrimary = NULL; - } - else - { - /* Might as well check here too see if this surface is in */ - /* hardware. If nothing else just to be consistant. */ - memset( &ddsd2, 0, sizeof(DDSURFACEDESC2) ); - ddsd2.dwSize = sizeof( DDSURFACEDESC2 ); - DX_RESTORE( pHAL->lpDDSRender ); - rc = pHAL->lpDDSRender->GetSurfaceDesc( &ddsd2 ); - if ( FAILED(rc) ) - { - RIP( pHAL, "GetSurfaceDesc (RENDER) ->", ErrorStringD3D(rc) ); - return FALSE; - } - - /* If the surface is in VID then we are happy. */ - if ( ddsd2.ddsCaps.dwCaps & DDSCAPS_LOCALVIDMEM ) - { - /* Create a clipper object so that DDraw will be able to blt windows that */ - /* have been clipped by the screen or other windows. */ - pHAL->lpDD4->CreateClipper( 0, &pHAL->lpClipper, NULL ); - pHAL->lpClipper->SetHWnd( 0, pShared->hwnd ); - pHAL->lpDDSPrimary->SetClipper( pHAL->lpClipper ); - pHAL->lpClipper->Release(); - DPF(( DBG_CNTX_INFO, "HW RENDER surface" )); - } - else - { - /* Kill this setup. */ - pHAL->lpDDSRender->Release(); - pHAL->lpDDSRender = NULL; - pHAL->lpDDSPrimary->Release(); - pHAL->lpDDSPrimary = NULL; - } - } - } - - /*===================================*/ - /* Create D3DDEVICE -> HARDWARE. */ - /*===================================*/ - if ( pHAL->lpDDSZbuffer && pHAL->lpDDSPrimary && pHAL->lpDDSRender ) - { - DX_RESTORE( pHAL->lpDDSRender ); - DX_RESTORE( pHAL->lpDDSZbuffer ); - - rc = pHAL->lpDDSRender->AddAttachedSurface( pHAL->lpDDSZbuffer ); - if ( FAILED(rc) ) - { - RIP( pHAL, "AddAttachedSurface (ZBUFFER) ->", ErrorStringD3D(rc) ); - return FALSE; - } - - rc = pHAL->lpD3D3->CreateDevice( IID_IDirect3DHALDevice, pHAL->lpDDSRender, &pHAL->lpD3DDevice, NULL ); - if ( rc != D3D_OK ) - { - DPF(( DBG_CNTX_WARN, "Failed HW Device" )); - pHAL->lpD3DDevice = NULL; - } - else - { - DPF(( DBG_CNTX_INFO, "HW Device" )); - } - } - } - } - - /*========================================================================*/ - /* SOFTWARE fallback. */ - /*========================================================================*/ - if ( pHAL->lpD3DDevice == NULL ) - { - DPF(( DBG_CNTX_INFO, "SW fallback :(" )); - - /* Make sure we have no surfaces allocated. Just incase. */ - DestroyAllSurfaces( pHAL ); - - /* Get a software device. */ - pShared->bFlipable = FALSE; - pShared->bForceSW = TRUE; - pHAL->lpD3D3->EnumDevices( EnumDeviceHook, (void *)pHAL ); - pShared->bHardware = IsEqualIID( pHAL->guid, IID_IDirect3DHALDevice ); - - /*===================================*/ - /* SOFTWARE -> Z-BUFFER. */ - /*===================================*/ - - /*===================================*/ - /* SOFTWARE -> Z-BUFFER -> FLIPABLE */ - /*===================================*/ - if ( pShared->bWindow == FALSE ) - { - InitDDSD2( DDSD_CAPS | DDSD_BACKBUFFERCOUNT ); - ddsd2.dwBackBufferCount = 1; - ddsd2.ddsCaps.dwCaps = DDSCAPS_PRIMARYSURFACE | DDSCAPS_3DDEVICE | DDSCAPS_FLIP | DDSCAPS_COMPLEX; - ddsd2.ddpfPixelFormat.dwSize = sizeof( DDPIXELFORMAT ); - ddsd2.ddpfPixelFormat.dwFlags = (DDPF_RGB | DDPF_ALPHAPIXELS); - rc = pHAL->lpDD4->CreateSurface( &ddsd2, &pHAL->lpDDSPrimary, NULL ); - if ( FAILED(rc) ) - { - DPF(( DBG_CNTX_WARN, "Failed SW Flip/Complex" )); - - /* Make sure we try the next fall back. */ - pHAL->lpDDSPrimary = NULL; - } - else - { - ddscaps.dwCaps = DDSCAPS_BACKBUFFER; - rc = pHAL->lpDDSPrimary->GetAttachedSurface( &ddscaps, &pHAL->lpDDSRender ); - if ( FAILED(rc) ) - { - /* Make sure we try the next fall back. */ - DPF(( DBG_CNTX_WARN, "GetAttachedSurface failed -> SW Flip/Complex" )); - pHAL->lpDDSPrimary->Release(); - pHAL->lpDDSPrimary = NULL; - } - else - { - DPF(( DBG_CNTX_INFO, "SW Flip/Complex" )); - pShared->bFlipable = TRUE; - } - } - } - - /*===================================*/ - /* SOFTWARE -> Z-BUFFER -> BLT */ - /*===================================*/ - if ( pHAL->lpDDSPrimary == NULL ) - { - /* Create the Primary (front buffer). */ - InitDDSD2( DDSD_CAPS ); - ddsd2.ddsCaps.dwCaps = DDSCAPS_PRIMARYSURFACE; - rc = pHAL->lpDD4->CreateSurface( &ddsd2, &pHAL->lpDDSPrimary, NULL ); - if ( FAILED(rc) ) - { - /* This is an error as we should be able to do this at minimum. */ - RIP( pHAL, "CreateSurface (PRIMARY) ->", ErrorStringD3D(rc) ); - return FALSE; - } - - /* Create the Render (back buffer). */ - InitDDSD2( DDSD_CAPS | DDSD_WIDTH | DDSD_HEIGHT ); - ddsd2.dwWidth = dwWidth; - ddsd2.dwHeight = dwHeight; - ddsd2.ddsCaps.dwCaps = DDSCAPS_OFFSCREENPLAIN | DDSCAPS_3DDEVICE; - ddsd2.ddpfPixelFormat.dwSize = sizeof( DDPIXELFORMAT ); - ddsd2.ddpfPixelFormat.dwFlags = (DDPF_RGB | DDPF_ALPHAPIXELS); - rc = pHAL->lpDD4->CreateSurface( &ddsd2, &pHAL->lpDDSRender, NULL ); - if ( FAILED(rc) ) - { - /* That was our last hope. */ - RIP( pHAL, "CreateSurface (RENDER) ->", ErrorStringD3D(rc) ); - return FALSE; - } - else - { - DPF(( DBG_CNTX_INFO, "SW RENDER surface" )); - - /* Create a clipper object so that DDraw will be able to blt windows that */ - /* have been clipped by the screen or other windows. */ - pHAL->lpDD4->CreateClipper( 0, &pHAL->lpClipper, NULL ); - pHAL->lpClipper->SetHWnd( 0, pShared->hwnd ); - pHAL->lpDDSPrimary->SetClipper( pHAL->lpClipper ); - pHAL->lpClipper->Release(); - } - } - - /*===================================*/ - /* Create D3DDEVICE -> SOFTWARE. */ - /*===================================*/ - if ( pHAL->lpDDSPrimary && pHAL->lpDDSRender ) - { - DX_RESTORE( pHAL->lpDDSRender ); - rc = pHAL->lpD3D3->CreateDevice( IID_IDirect3DRGBDevice, pHAL->lpDDSRender, &pHAL->lpD3DDevice, NULL ); - if ( rc != D3D_OK ) - { - /* That was our last hope. */ - RIP( pHAL, "CreateDevice (IID_IDirect3DRGBDevice) ->", ErrorStringD3D(rc) ); - return FALSE; - } - - DPF(( DBG_CNTX_INFO, "SW Device" )); - } - } - - /*==============================================================================*/ - /* Get a copy of the render pixelformat so that wgl.c can call GetPixelInfoD3D. */ - /*==============================================================================*/ - memset( &pHAL->ddpf, 0, sizeof(DDPIXELFORMAT) ); - pHAL->ddpf.dwSize = sizeof( DDPIXELFORMAT ); - rc = pHAL->lpDDSRender->GetPixelFormat( &pHAL->ddpf ); - if ( FAILED(rc) ) - { - RIP( pHAL, "GetPixelFormat ->", ErrorStringD3D(rc) ); - return FALSE; - } - DebugPixelFormat( "Using OFFSCREEN", &pHAL->ddpf ); - DebugPixelFormat( "Using ZBUFFER", &ddsd2.ddpfPixelFormat ); - - /* Get a copy of what the D3DDevice supports for later use. */ - memset( &D3DSWDevDesc, 0, sizeof(D3DDEVICEDESC) ); - memset( &pHAL->D3DHWDevDesc, 0, sizeof(D3DDEVICEDESC) ); - D3DSWDevDesc.dwSize = sizeof( D3DDEVICEDESC ); - pHAL->D3DHWDevDesc.dwSize = sizeof( D3DDEVICEDESC ); - rc = pHAL->lpD3DDevice->GetCaps( &pHAL->D3DHWDevDesc, &D3DSWDevDesc ); - if ( FAILED(rc) ) - { - RIP( pHAL, "GetCaps ->", ErrorStringD3D(rc) ); - return FALSE; - } - - /* Get a copy of the pixel convertion stuff for direct buffer access. */ - Solve8BitChannelPixelFormat( &pHAL->ddpf, &pShared->pixel ); - AlphaBlendTableHAL( pHAL ); - - /* We must prime the Begin/End scene for SwapBuffers to work. */ - rc = pHAL->lpD3DDevice->BeginScene(); - if ( FAILED(rc) ) - { - RIP( pHAL, "BeginScene ->", ErrorStringD3D(rc) ); - return FALSE; - } - -#undef InitDDSD2 - - return TRUE; -} -/*===========================================================================*/ -/* This function will make sure a viewport is created and set for the device*/ -/* in the supplied structure. If a rect is supplied then it will be used for*/ -/* the viewport otherwise the current setting in the strucute will be used. */ -/* Note that the rect is relative to the window. So left/top must be 0,0 to */ -/* use the whole window else there is scissoring going down. */ -/*===========================================================================*/ -/* RETURN: TRUE, FALSE. */ -/*===========================================================================*/ -extern "C" BOOL SetViewportHAL( PMESAD3DSHARED pShared, RECT *pRect, float minZ, float maxZ ) -{ - PMESAD3DHAL pHAL = (PMESAD3DHAL)pShared; - D3DVIEWPORT2 vdData; - ULONG rc; - POINT pt; - - DPF(( DBG_FUNC, "SetViewportHAL();" )); - - /* Make sure we have enough info. */ - if ( !pHAL || !pHAL->lpDDSPrimary || !pHAL->lpD3DDevice ) - { - DPF(( DBG_CNTX_WARN, "SetViewport() -> NULL Pointer" )); - return FALSE; - } - - /* TODO: this is just a temp fix to stop redundant changes. */ - if ( pRect && - (pShared->rectV.left == pRect->left) && - (pShared->rectV.right == pRect->right) && - (pShared->rectV.top == pRect->top) && - (pShared->rectV.bottom == pRect->bottom) ) - { - DPF(( DBG_CNTX_WARN, "Redundant viewport" )); - return TRUE; - } - - DPF(( DBG_CNTX_INFO, "Current Viewport:" )); - DPF(( DBG_CNTX_INFO, "x: %d y: %d", pShared->rectV.left, pShared->rectV.top )); - DPF(( DBG_CNTX_INFO, "cx: %d cy: %d", (pShared->rectV.right-pShared->rectV.left), (pShared->rectV.bottom-pShared->rectV.top) )); - DPF(( DBG_CNTX_INFO, "New Viewport:" )); - DPF(( DBG_CNTX_INFO, "x: %d y: %d", pRect->left, pRect->top )); - DPF(( DBG_CNTX_INFO, "cx: %d cy: %d", (pRect->right-pRect->left), (pRect->bottom-pRect->top) )); - - /* Update the current viewport rect if one is supplied. */ - if ( pRect ) - memcpy( &pShared->rectV, pRect, sizeof(RECT) ); - - /* Build the request structure. */ - memset( &vdData, 0, sizeof(D3DVIEWPORT2) ); - vdData.dwSize = sizeof(D3DVIEWPORT2); - vdData.dwX = pShared->rectV.left; - vdData.dwY = pShared->rectV.top; - vdData.dwWidth = (pShared->rectV.right - pShared->rectV.left); - vdData.dwHeight = (pShared->rectV.bottom - pShared->rectV.top); - - if ( !vdData.dwWidth || !vdData.dwHeight ) - { - GetClientRect( pShared->hwnd, &pShared->rectW ); - pt.x = pt.y = 0; - ClientToScreen( pShared->hwnd, &pt ); - OffsetRect( &pShared->rectW, pt.x, pt.y); - vdData.dwX = pShared->rectW.left; - vdData.dwY = pShared->rectW.top; - vdData.dwWidth = (pShared->rectW.right - pShared->rectW.left); - vdData.dwHeight = (pShared->rectW.bottom - pShared->rectW.top); - memcpy( &pShared->rectV, &pShared->rectW, sizeof(RECT) ); - } - - // The dvClipX, dvClipY, dvClipWidth, dvClipHeight, dvMinZ, - // and dvMaxZ members define the non-normalized post-perspective - // 3-D view volume which is visible to the viewer. In most cases, - // dvClipX is set to -1.0 and dvClipY is set to the inverse of - // the viewport's aspect ratio on the target surface, which can be - // calculated by dividing the dwHeight member by dwWidth. Similarly, - // the dvClipWidth member is typically 2.0 and dvClipHeight is set - // to twice the aspect ratio set in dwClipY. The dvMinZ and dvMaxZ - // are usually set to 0.0 and 1.0. - vdData.dvClipX = -1.0f; - vdData.dvClipWidth = 2.0f; - vdData.dvClipY = 1.0f; - vdData.dvClipHeight = 2.0f; - vdData.dvMaxZ = maxZ; - vdData.dvMinZ = minZ; - - DPF(( DBG_CNTX_INFO, "zMin: %f zMax: %f", minZ, maxZ )); - - /* I'm going to destroy the viewport everytime as when we size we will */ - /* have a new D3DDevice. As this area doesn't need to be fast... */ - if ( pHAL->lpViewport ) - { - DPF(( DBG_CNTX_INFO, "DeleteViewport" )); - - pHAL->lpD3DDevice->DeleteViewport( pHAL->lpViewport ); - rc = pHAL->lpViewport->Release(); - pHAL->lpViewport = NULL; - } - - rc = pHAL->lpD3D3->CreateViewport( &pHAL->lpViewport, NULL ); - if ( rc != D3D_OK ) - { - DPF(( DBG_CNTX_ERROR, "CreateViewport Failed" )); - return FALSE; - } - - /* Update the device with the new viewport. */ - pHAL->lpD3DDevice->AddViewport( pHAL->lpViewport ); - pHAL->lpViewport->SetViewport2( &vdData ); - pHAL->lpD3DDevice->SetCurrentViewport( pHAL->lpViewport ); - - return TRUE; -} -/*===========================================================================*/ -/* */ -/* */ -/*===========================================================================*/ -/* RETURN: */ -/*===========================================================================*/ -HRESULT WINAPI EnumSurfacesHook( LPDIRECTDRAWSURFACE4 lpDDS, LPDDSURFACEDESC2 lpDDSDesc, LPVOID pVoid ) -{ - DDSURFACEDESC2 *pddsd2 = (DDSURFACEDESC2 *)pVoid; - - DPF(( DBG_FUNC, "EnumSurfacesHook();" )); - - if ( (lpDDSDesc->ddpfPixelFormat.dwFlags == pddsd2->ddpfPixelFormat.dwFlags) && (lpDDSDesc->ddsCaps.dwCaps == pddsd2->ddsCaps.dwCaps) ) - { - /* Save the pixelformat now so that we know we have one. */ - memcpy( pddsd2, lpDDSDesc, sizeof(DDSURFACEDESC2) ); - - return D3DENUMRET_CANCEL; - } - - return D3DENUMRET_OK; -} -/*===========================================================================*/ -/* This is the callback proc to get a Z-Buffer. Thats it. */ -/*===========================================================================*/ -/* RETURN: */ -/*===========================================================================*/ -HRESULT CALLBACK EnumZBufferHook( DDPIXELFORMAT* pddpf, VOID *pVoid ) -{ - DDPIXELFORMAT *pddpfChoice = (DDPIXELFORMAT *)pVoid; - - DPF(( DBG_FUNC, "EnumZBufferHook();" )); - - /* If this is ANY type of depth-buffer, stop. */ - if( pddpf->dwFlags == DDPF_ZBUFFER ) - { - /* Save the pixelformat now so that we know we have one. */ - memcpy( pddpfChoice, pddpf, sizeof(DDPIXELFORMAT) ); - - /* I feel if the hardware supports this low then lets use it. Could get ugly. */ - if( pddpf->dwZBufferBitDepth >= 8 ) - { - return D3DENUMRET_CANCEL; - } - } - - return D3DENUMRET_OK; -} -/*===========================================================================*/ -/* This function handles the callback for the D3DDevice enumeration. Good */ -/* god who's idea was this? The D3D wrapper has two variable related to what*/ -/* kind of device we want and have. First we have a Bool that is set if we */ -/* have allocated a HW device. We always look for the HW device first. The */ -/* other variable is used to force SW. If we have run into a case that we */ -/* want to fallback to SW then we set this. We will fallback if we cannot */ -/* texture in video memory (among others). */ -/*===========================================================================*/ -/* RETURN: */ -/*===========================================================================*/ -HRESULT CALLBACK EnumDeviceHook( GUID FAR* lpGuid, LPSTR lpDesc, LPSTR lpName, LPD3DDEVICEDESC lpD3DHWDesc, LPD3DDEVICEDESC lpD3DHELDesc, void *pVoid ) -{ - PMESAD3DHAL pHAL = (PMESAD3DHAL)pVoid; - LPD3DDEVICEDESC pChoice = lpD3DHWDesc; - - DPF(( DBG_FUNC, "EnumDeviceHook();" )); - - /* Determine if which device description is valid. */ - if ( pChoice->dcmColorModel == 0 ) - pChoice = lpD3DHELDesc; - - /* Make sure we always have a GUID. */ - memcpy( &pHAL->guid, lpGuid, sizeof(GUID) ); - - /* This controls whether we will except HW or not. */ - if ( pHAL->shared.bForceSW == TRUE ) - { - return (pChoice == lpD3DHELDesc) ? D3DENUMRET_CANCEL : D3DENUMRET_OK; - } - - /* Always try for hardware. */ - if ( pChoice == lpD3DHWDesc ) - { - return D3DENUMRET_CANCEL; - } - - return D3DENUMRET_OK; -} -/*===========================================================================*/ -/* This function will destroy any and all surfaces that this context has */ -/* allocated. If there is a clipper object then it will also be destoryed as*/ -/* it is part of the Primary Surface. */ -/*===========================================================================*/ -/* RETURN: */ -/*===========================================================================*/ -static void DestroyAllSurfaces( PMESAD3DHAL pHAL ) -{ - LONG refCount; - - DPF(( DBG_FUNC, "DestroyAllSurfaces();" )); - - DX_RESTORE( pHAL->lpDDSPrimary ); - DX_RESTORE( pHAL->lpDDSRender ); - DX_RESTORE( pHAL->lpDDSZbuffer); - - if ( pHAL->lpDDSRender ) - { - pHAL->lpDDSRender->Unlock( NULL ); - - /* If this isn't a Flipable surface then we must clean up the render. */ - if ( pHAL->shared.bFlipable == FALSE) - { - if ( pHAL->lpDDSZbuffer ) - { - DPF(( DBG_CNTX_INFO, "Remove attached surfaces from RENDER" )); - pHAL->lpDDSRender->DeleteAttachedSurface( 0, NULL ); - } - - DPF(( DBG_CNTX_INFO, "Release RENDER" )); - refCount = pHAL->lpDDSRender->Release(); - pHAL->lpDDSRender = NULL; - } - } - - if ( pHAL->lpDDSZbuffer ) - { - DPF(( DBG_CNTX_INFO, "Release ZBuffer" )); - pHAL->lpDDSZbuffer->Unlock( NULL ); - refCount = pHAL->lpDDSZbuffer->Release(); - pHAL->lpDDSZbuffer = NULL; - } - - if ( pHAL->lpClipper ) - { - DPF(( DBG_CNTX_INFO, "Release Clipper" )); - refCount = pHAL->lpClipper->Release(); - pHAL->lpClipper = NULL; - } - - if ( pHAL->lpDDSPrimary ) - { - pHAL->lpDDSPrimary->Unlock( NULL ); - - DPF(( DBG_CNTX_INFO, "Release PRIMARY" )); - refCount = pHAL->lpDDSPrimary->Release(); - pHAL->lpDDSPrimary = NULL; - } -} -/*===========================================================================*/ -/* This function will destroy the current D3DDevice and any resources that */ -/* belong to it. */ -/*===========================================================================*/ -/* RETURN: */ -/*===========================================================================*/ -static void DestroyDevice( PMESAD3DHAL pHAL ) -{ - LONG refCount; - - DPF(( DBG_FUNC, "DestroyDevice();" )); - - /* Kill the D3D stuff if exists. */ - if ( pHAL->lpViewport ) - { - DPF(( DBG_CNTX_INFO, "Delete Viewport" )); - pHAL->lpD3DDevice->DeleteViewport( pHAL->lpViewport ); - - DPF(( DBG_CNTX_INFO, "Release Viewport" )); - refCount = pHAL->lpViewport->Release(); - pHAL->lpViewport = NULL; - } - - if ( pHAL->lpD3DDevice != NULL ) - { - DPF(( DBG_CNTX_INFO, "Release D3DDevice" )); - refCount = pHAL->lpD3DDevice->EndScene(); - refCount = pHAL->lpD3DDevice->Release(); - pHAL->lpD3DDevice = NULL; - } -} -/*===========================================================================*/ -/* This function will destroy the current D3DDevice and any resources that */ -/* belong to it. */ -/*===========================================================================*/ -/* RETURN: */ -/*===========================================================================*/ -static void DestroyInterfaces( PMESAD3DHAL pHAL ) -{ - LONG refCount; - - DPF(( DBG_FUNC, "DestroyInterfaces();" )); - - if ( pHAL->lpD3D3 != NULL ) - { - DPF(( DBG_CNTX_INFO, "Release Direct3D3" )); - refCount = pHAL->lpD3D3->Release(); - pHAL->lpD3D3 = NULL; - } - - if ( pHAL->lpDD4 != NULL ) - { - DPF(( DBG_CNTX_INFO, "Release DDraw4" )); - refCount = pHAL->lpDD4->Release(); - pHAL->lpDD4 = NULL; - } - - if ( pHAL->lpDD != NULL ) - { - DPF(( DBG_CNTX_INFO, "Release DDraw" )); - refCount = pHAL->lpDD->Release(); - pHAL->lpDD = NULL; - } -} -/*===========================================================================*/ -/* This function will first send (not post) a message to the client window */ -/* that this context is using. The client will respond by unbinding itself */ -/* and binding the 'default' context. This allows the API to be supported */ -/* until the window can be destroyed. Finally we post the quit message to */ -/* the client in hopes to end the application. */ -/*===========================================================================*/ -/* RETURN: */ -/*===========================================================================*/ -void FatalShutDown( PMESAD3DHAL pHAL ) -{ - /* Whip this baby in too try and support the API until we die... */ - if ( pHAL ) - SendMessage( pHAL->shared.hwnd, UM_FATALSHUTDOWN, 0L, 0L ); - - /* Close the client application down. */ - PostQuitMessage( 0 ); -} - |