dlls/ddraw/main.c

   1 /*              DirectDraw Base Functions
   2  *
   3  * Copyright 1997-1999 Marcus Meissner
   4  * Copyright 1998 Lionel Ulmer (most of Direct3D stuff)
   5  */
   6
   7 #include "config.h"
   8
   9 #include <unistd.h>
  10 #include <assert.h>
  11 #include <fcntl.h>
  12 #include <string.h>
  13 #include <stdlib.h>
  14 #include <stdio.h>
  15
  16 #include "winerror.h"
  17 #include "heap.h"
  18 #include "dc.h"
  19 #include "win.h"
  20 #include "wine/exception.h"
  21 #include "ddraw.h"
  22 #include "d3d.h"
  23 #include "debugtools.h"
  24 #include "message.h"
  25 #include "monitor.h"
  26
  27 /* This for all the enumeration and creation of D3D-related objects */
  28 #include "ddraw_private.h"
  29
  30 #define MAX_DDRAW_DRIVERS       3
  31 static ddraw_driver * ddraw_drivers[MAX_DDRAW_DRIVERS];
  32 static int nrof_ddraw_drivers                   = 0;
  33
  34 DEFAULT_DEBUG_CHANNEL(ddraw);
  35
  36 /* register a direct draw driver. We better not use malloc for we are in
  37  * the ELF startup initialisation at this point.
  38  */
  39 void ddraw_register_driver(ddraw_driver *driver) {
  40     ddraw_drivers[nrof_ddraw_drivers++] = driver;
  41
  42     /* increase MAX_DDRAW_DRIVERS if the line below triggers */
  43     assert(nrof_ddraw_drivers <= MAX_DDRAW_DRIVERS);
  44 }
  45
  46 /**********************************************************************/
  47
  48 typedef struct {
  49     LPVOID lpCallback;
  50     LPVOID lpContext;
  51 } DirectDrawEnumerateProcData;
  52
  53 /***********************************************************************
  54  *              DirectDrawEnumerateExA (DDRAW.*)
  55  */
  56 HRESULT WINAPI DirectDrawEnumerateExA(
  57     LPDDENUMCALLBACKEXA lpCallback, LPVOID lpContext, DWORD dwFlags)
  58 {
  59     int i;
  60     TRACE("(%p,%p, %08lx)\n", lpCallback, lpContext, dwFlags);
  61
  62     if (TRACE_ON(ddraw)) {
  63         DPRINTF("  Flags : ");
  64         if (dwFlags & DDENUM_ATTACHEDSECONDARYDEVICES)
  65             DPRINTF("DDENUM_ATTACHEDSECONDARYDEVICES ");
  66         if (dwFlags & DDENUM_DETACHEDSECONDARYDEVICES)
  67             DPRINTF("DDENUM_DETACHEDSECONDARYDEVICES ");
  68         if (dwFlags & DDENUM_NONDISPLAYDEVICES)
  69             DPRINTF("DDENUM_NONDISPLAYDEVICES ");
  70         DPRINTF("\n");
  71     }
  72
  73     if (dwFlags & DDENUM_NONDISPLAYDEVICES) {
  74         FIXME("no non-display devices supported.\n");
  75         return DD_OK;
  76     }
  77 /* Hmm. Leave this out.
  78     if (dwFlags & DDENUM_ATTACHEDSECONDARYDEVICES) {
  79         FIXME("no attached secondary devices supported.\n");
  80         return DD_OK;
  81     }
  82  */
  83     if (dwFlags & DDENUM_DETACHEDSECONDARYDEVICES) {
  84         FIXME("no detached secondary devices supported.\n");
  85         return DD_OK;
  86     }
  87
  88     for (i=0;i<MAX_DDRAW_DRIVERS;i++) {
  89         if (!ddraw_drivers[i])
  90             continue;
  91         if (ddraw_drivers[i]->createDDRAW(NULL)) /* !0 is failing */
  92             continue;
  93         TRACE("Enumerating %s/%s interface\n",ddraw_drivers[i]->name,ddraw_drivers[i]->type);
  94         if (!lpCallback(
  95             ddraw_drivers[i]->guid,
  96             (LPSTR)ddraw_drivers[i]->name,
  97             (LPSTR)ddraw_drivers[i]->type,
  98             lpContext,
  99             0           /* FIXME: flags not supported here */
 100         ))
 101             return DD_OK;
 102     }
 103     if (nrof_ddraw_drivers) {
 104         TRACE("Enumerating the default interface\n");
 105         if (!lpCallback(NULL,"WINE (default)", "display", lpContext, 0))
 106             return DD_OK;
 107     }
 108     return DD_OK;
 109 }
 110
 111 /***********************************************************************
 112  *              DirectDrawEnumerateExW (DDRAW.*)
 113  */
 114
 115 static BOOL CALLBACK DirectDrawEnumerateExProcW(
 116     GUID *lpGUID, LPSTR lpDriverDescription, LPSTR lpDriverName,
 117     LPVOID lpContext, HMONITOR hm)
 118 {
 119     DirectDrawEnumerateProcData *pEPD = (DirectDrawEnumerateProcData*)lpContext;
 120     LPWSTR lpDriverDescriptionW =
 121         HEAP_strdupAtoW(GetProcessHeap(), 0, lpDriverDescription);
 122     LPWSTR lpDriverNameW =
 123         HEAP_strdupAtoW(GetProcessHeap(), 0, lpDriverName);
 124
 125     BOOL bResult = (*(LPDDENUMCALLBACKEXW *) pEPD->lpCallback)(
 126         lpGUID, lpDriverDescriptionW, lpDriverNameW, pEPD->lpContext, hm);
 127
 128     HeapFree(GetProcessHeap(), 0, lpDriverDescriptionW);
 129     HeapFree(GetProcessHeap(), 0, lpDriverNameW);
 130     return bResult;
 131 }
 132
 133 /**********************************************************************/
 134
 135 HRESULT WINAPI DirectDrawEnumerateExW(
 136   LPDDENUMCALLBACKEXW lpCallback, LPVOID lpContext, DWORD dwFlags)
 137 {
 138     DirectDrawEnumerateProcData epd;
 139     epd.lpCallback = (LPVOID) lpCallback;
 140     epd.lpContext = lpContext;
 141
 142     return DirectDrawEnumerateExA(DirectDrawEnumerateExProcW, (LPVOID) &epd, 0);
 143 }
 144
 145 /***********************************************************************
 146  *              DirectDrawEnumerateA (DDRAW.*)
 147  */
 148
 149 static BOOL CALLBACK DirectDrawEnumerateProcA(
 150         GUID *lpGUID, LPSTR lpDriverDescription, LPSTR lpDriverName,
 151         LPVOID lpContext, HMONITOR hm)
 152 {
 153     DirectDrawEnumerateProcData *pEPD = (DirectDrawEnumerateProcData*)lpContext;
 154
 155     return ((LPDDENUMCALLBACKA) pEPD->lpCallback)(
 156         lpGUID, lpDriverDescription, lpDriverName, pEPD->lpContext);
 157 }
 158
 159 /**********************************************************************/
 160
 161 HRESULT WINAPI DirectDrawEnumerateA(
 162   LPDDENUMCALLBACKA lpCallback, LPVOID lpContext)
 163 {
 164     DirectDrawEnumerateProcData epd;
 165     epd.lpCallback = (LPVOID) lpCallback;
 166     epd.lpContext = lpContext;
 167
 168     return DirectDrawEnumerateExA(DirectDrawEnumerateProcA, (LPVOID) &epd, 0);
 169 }
 170
 171 /***********************************************************************
 172  *              DirectDrawEnumerateW (DDRAW.*)
 173  */
 174
 175 static BOOL WINAPI DirectDrawEnumerateProcW(
 176   GUID *lpGUID, LPWSTR lpDriverDescription, LPWSTR lpDriverName,
 177   LPVOID lpContext, HMONITOR hm)
 178 {
 179     DirectDrawEnumerateProcData *pEPD = (DirectDrawEnumerateProcData*)lpContext;
 180
 181     return ((LPDDENUMCALLBACKW) pEPD->lpCallback)(
 182         lpGUID, lpDriverDescription, lpDriverName, pEPD->lpContext);
 183 }
 184
 185 /**********************************************************************/
 186
 187 HRESULT WINAPI DirectDrawEnumerateW(
 188   LPDDENUMCALLBACKW lpCallback, LPVOID lpContext)
 189 {
 190     DirectDrawEnumerateProcData epd;
 191     epd.lpCallback = (LPVOID) lpCallback;
 192     epd.lpContext = lpContext;
 193
 194     return DirectDrawEnumerateExW(DirectDrawEnumerateProcW, (LPVOID) &epd, 0);
 195 }
 196
 197 /******************************************************************************
 198  *                              DirectDraw Window Procedure
 199  */
 200 static LRESULT WINAPI DDWndProc(HWND hwnd,UINT msg,WPARAM wParam,LPARAM lParam)
 201 {
 202     LRESULT ret;
 203     IDirectDrawImpl* ddraw = NULL;
 204     DWORD lastError;
 205
 206     /* FIXME(ddraw,"(0x%04x,%s,0x%08lx,0x%08lx),stub!\n",(int)hwnd,SPY_GetMsgName(msg),(long)wParam,(long)lParam); */
 207
 208     SetLastError( ERROR_SUCCESS );
 209     ddraw  = (IDirectDrawImpl*)GetPropA( hwnd, ddProp );
 210     if( (!ddraw)  && ( ( lastError = GetLastError() ) != ERROR_SUCCESS ))
 211         ERR("Unable to retrieve this ptr from window. Error %08lx\n",lastError);
 212
 213     if( ddraw ) {
 214     /* Perform any special direct draw functions */
 215         if (msg==WM_PAINT)
 216             ddraw->d.paintable = 1;
 217
 218         /* Now let the application deal with the rest of this */
 219         if( ddraw->d.mainWindow ) {
 220
 221             /* Don't think that we actually need to call this but...
 222              * might as well be on the safe side of things...
 223              */
 224
 225             /* I changed hwnd to ddraw->d.mainWindow as I did not see why
 226              * it should be the procedures of our fake window that gets called
 227              * instead of those of the window provided by the application.
 228              * And with this patch, mouse clicks work with Monkey Island III
 229              * - Lionel
 230              */
 231             ret = DefWindowProcA( ddraw->d.mainWindow, msg, wParam, lParam );
 232
 233             if( !ret ) {
 234                 WND *tmpWnd =WIN_FindWndPtr(ddraw->d.mainWindow);
 235                 /* We didn't handle the message - give it to the application */
 236                 if (ddraw && ddraw->d.mainWindow && tmpWnd)
 237                     ret = CallWindowProcA(tmpWnd->winproc,
 238                 ddraw->d.mainWindow, msg, wParam, lParam );
 239                 WIN_ReleaseWndPtr(tmpWnd);
 240             }
 241             return ret;
 242         } /* else FALLTHROUGH */
 243     } /* else FALLTHROUGH */
 244     return DefWindowProcA(hwnd,msg,wParam,lParam);
 245 }
 246
 247 /***********************************************************************
 248  *              DirectDrawCreate
 249  */
 250 HRESULT WINAPI DirectDrawCreate(
 251         LPGUID lpGUID, LPDIRECTDRAW *lplpDD, LPUNKNOWN pUnkOuter
 252 ) {
 253     IDirectDrawImpl** ilplpDD=(IDirectDrawImpl**)lplpDD;
 254     WNDCLASSA   wc;
 255     HRESULT     ret = 0;
 256     int         i,drvindex=0;
 257     GUID        zeroGUID;
 258
 259     struct ddraw_driver *ddd = NULL;
 260
 261     if (!HIWORD(lpGUID)) lpGUID = NULL;
 262
 263     TRACE("(%s,%p,%p)\n",debugstr_guid(lpGUID),ilplpDD,pUnkOuter);
 264
 265     memset(&zeroGUID,0,sizeof(zeroGUID));
 266     while (1) {
 267         ddd = NULL;
 268         if ( ( !lpGUID ) ||
 269              ( IsEqualGUID( &zeroGUID,  lpGUID ) ) ||
 270              ( IsEqualGUID( &IID_IDirectDraw,  lpGUID ) ) ||
 271              ( IsEqualGUID( &IID_IDirectDraw2, lpGUID ) ) ||
 272              ( IsEqualGUID( &IID_IDirectDraw4, lpGUID ) )
 273         ) {
 274             /* choose an interface out of the list */
 275             for (i=0;i<nrof_ddraw_drivers;i++) {
 276                 ddraw_driver *xddd = ddraw_drivers[i];
 277                 if (!xddd)
 278                     continue;
 279                 if (!ddd || (ddd->preference<xddd->preference)) {
 280                     drvindex = i;
 281                     ddd = xddd;
 282                 }
 283             }
 284         } else {
 285             for (i=0;i<nrof_ddraw_drivers;i++) {
 286                 if (!ddraw_drivers[i])
 287                     continue;
 288                 if (IsEqualGUID(ddraw_drivers[i]->guid,lpGUID)) {
 289                     drvindex = i;
 290                     ddd = ddraw_drivers[i];
 291                     break;
 292                 }
 293             }
 294         }
 295         if (!ddd) {
 296             if (!nrof_ddraw_drivers) {
 297                 ERR("DirectDrawCreate(%s,%p,%p): no DirectDraw drivers compiled in.\n",debugstr_guid(lpGUID),lplpDD,pUnkOuter);
 298                 return DDERR_NODIRECTDRAWHW;
 299             }
 300             ERR("DirectDrawCreate(%s,%p,%p): did not recognize requested GUID.\n",debugstr_guid(lpGUID),lplpDD,pUnkOuter);
 301             return DDERR_INVALIDDIRECTDRAWGUID;
 302         }
 303         TRACE("using \"%s\" driver, calling %p\n",ddd->name,ddd->createDDRAW);
 304
 305         ret = ddd->createDDRAW(lplpDD);
 306         if (!ret)
 307             break;
 308         ddraw_drivers[drvindex] = NULL; /* mark this one as unusable */
 309     }
 310     wc.style            = CS_GLOBALCLASS;
 311     wc.lpfnWndProc      = DDWndProc;
 312     wc.cbClsExtra       = 0;
 313     wc.cbWndExtra       = 0;
 314
 315     /* We can be a child of the desktop since we're really important */
 316     wc.hInstance= 0;
 317     wc.hIcon    = 0;
 318     wc.hCursor  = (HCURSOR)IDC_ARROWA;
 319     wc.hbrBackground    = NULL_BRUSH;
 320     wc.lpszMenuName     = 0;
 321     wc.lpszClassName    = "WINE_DirectDraw";
 322     (*ilplpDD)->d.winclass = RegisterClassA(&wc);
 323     return ret;
 324 }
 325
 326 /*******************************************************************************
 327  * DirectDraw ClassFactory
 328  *
 329  *  Heavily inspired (well, can you say completely copied :-) ) from DirectSound
 330  *
 331  */
 332 typedef struct {
 333     /* IUnknown fields */
 334     ICOM_VFIELD(IClassFactory);
 335     DWORD               ref;
 336 } IClassFactoryImpl;
 337
 338 static HRESULT WINAPI
 339 DDCF_QueryInterface(LPCLASSFACTORY iface,REFIID riid,LPVOID *ppobj) {
 340     ICOM_THIS(IClassFactoryImpl,iface);
 341
 342     FIXME("(%p)->(%s,%p),stub!\n",This,debugstr_guid(riid),ppobj);
 343     return E_NOINTERFACE;
 344 }
 345
 346 static ULONG WINAPI
 347 DDCF_AddRef(LPCLASSFACTORY iface) {
 348     ICOM_THIS(IClassFactoryImpl,iface);
 349     return ++(This->ref);
 350 }
 351
 352 static ULONG WINAPI DDCF_Release(LPCLASSFACTORY iface) {
 353     ICOM_THIS(IClassFactoryImpl,iface);
 354     /* static class, won't be  freed */
 355     return --(This->ref);
 356 }
 357
 358 static HRESULT WINAPI DDCF_CreateInstance(
 359         LPCLASSFACTORY iface,LPUNKNOWN pOuter,REFIID riid,LPVOID *ppobj
 360 ) {
 361     ICOM_THIS(IClassFactoryImpl,iface);
 362
 363     TRACE("(%p)->(%p,%s,%p)\n",This,pOuter,debugstr_guid(riid),ppobj);
 364     if ( ( IsEqualGUID( &IID_IDirectDraw,  riid ) ) ||
 365          ( IsEqualGUID( &IID_IDirectDraw2, riid ) ) ||
 366          ( IsEqualGUID( &IID_IDirectDraw4, riid ) ) ) {
 367             /* FIXME: reuse already created DirectDraw if present? */
 368             return DirectDrawCreate((LPGUID) riid,(LPDIRECTDRAW*)ppobj,pOuter);
 369     }
 370     return CLASS_E_CLASSNOTAVAILABLE;
 371 }
 372
 373 static HRESULT WINAPI DDCF_LockServer(LPCLASSFACTORY iface,BOOL dolock) {
 374     ICOM_THIS(IClassFactoryImpl,iface);
 375     FIXME("(%p)->(%d),stub!\n",This,dolock);
 376     return S_OK;
 377 }
 378
 379 static ICOM_VTABLE(IClassFactory) DDCF_Vtbl =
 380 {
 381     ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
 382     DDCF_QueryInterface,
 383     DDCF_AddRef,
 384     DDCF_Release,
 385     DDCF_CreateInstance,
 386     DDCF_LockServer
 387 };
 388 static IClassFactoryImpl DDRAW_CF = {&DDCF_Vtbl, 1 };
 389
 390 /*******************************************************************************
 391  * DllGetClassObject [DDRAW.13]
 392  * Retrieves class object from a DLL object
 393  *
 394  * NOTES
 395  *    Docs say returns STDAPI
 396  *
 397  * PARAMS
 398  *    rclsid [I] CLSID for the class object
 399  *    riid   [I] Reference to identifier of interface for class object
 400  *    ppv    [O] Address of variable to receive interface pointer for riid
 401  *
 402  * RETURNS
 403  *    Success: S_OK
 404  *    Failure: CLASS_E_CLASSNOTAVAILABLE, E_OUTOFMEMORY, E_INVALIDARG,
 405  *             E_UNEXPECTED
 406  */
 407 DWORD WINAPI DDRAW_DllGetClassObject(REFCLSID rclsid,REFIID riid,LPVOID *ppv)
 408 {
 409     TRACE("(%p,%p,%p)\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
 410     if ( IsEqualGUID( &IID_IClassFactory, riid ) ) {
 411         *ppv = (LPVOID)&DDRAW_CF;
 412         IClassFactory_AddRef((IClassFactory*)*ppv);
 413         return S_OK;
 414     }
 415     FIXME("(%p,%p,%p): no interface found.\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
 416     return CLASS_E_CLASSNOTAVAILABLE;
 417 }
 418
 419
 420 /*******************************************************************************
 421  * DllCanUnloadNow [DDRAW.12]  Determines whether the DLL is in use.
 422  *
 423  * RETURNS
 424  *    Success: S_OK
 425  *    Failure: S_FALSE
 426  */
 427 DWORD WINAPI DDRAW_DllCanUnloadNow(void) {
 428     FIXME("(void): stub\n");
 429     return S_FALSE;
 430 }