osdwin.cc

   1 /*
   2     Copyright 2004-2005 Chris Tallon
   3
   4     This file is part of VOMP.
   5
   6     VOMP is free software; you can redistribute it and/or modify
   7     it under the terms of the GNU General Public License as published by
   8     the Free Software Foundation; either version 2 of the License, or
   9     (at your option) any later version.
  10
  11     VOMP is distributed in the hope that it will be useful,
  12     but WITHOUT ANY WARRANTY; without even the implied warranty of
  13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14     GNU General Public License for more details.
  15
  16     You should have received a copy of the GNU General Public License
  17     along with VOMP; if not, write to the Free Software
  18     Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  19 */
  20
  21
  22 #include "osdwin.h"
  23 #include "mtd.h"
  24 #include "videowin.h"
  25 #include "surfacewin.h"
  26
  27 #include "dsallocator.h"
  28 #include "message.h"
  29 #include "command.h"
  30
  31 #define  BACKBUFFER_WIDTH 1920
  32 #define  BACKBUFFER_HEIGHT 1080
  33
  34
  35
  36 typedef HRESULT (__stdcall *FCT_DXVA2CreateDirect3DDeviceManager9)(UINT* pResetToken, IDirect3DDeviceManager9** ppDeviceManager);
  37 typedef HRESULT (__stdcall *FCT_MFCreateVideoSampleFromSurface)(IUnknown* pUnkSurface, IMFSample** ppSample);
  38
  39 FCT_DXVA2CreateDirect3DDeviceManager9 ptrDXVA2CreateDirect3DDeviceManager9=NULL;
  40 FCT_MFCreateVideoSampleFromSurface ptrMFCreateVideoSampleFromSurface=NULL;
  41
  42 //This is stuff for rendering the OSD
  43
  44
  45 OsdWin::OsdWin()
  46 {
  47   d3d=NULL;
  48   d3ddevice=NULL;
  49   d3drtsurf=NULL;
  50   swappy=NULL;
  51   swapsurf=NULL;
  52   evrstate=EVR_pres_off;
  53   window=NULL;
  54
  55   external_driving=false;
  56   dsallocator=NULL;
  57   filter_type=D3DTEXF_FORCE_DWORD;
  58   lastrendertime=timeGetTime();
  59   event = CreateEvent(NULL,/*FALSE*/TRUE,FALSE,NULL);
  60   d3dmutex = CreateMutex(NULL,FALSE,NULL);
  61   /*EVR stuff*/
  62   dxvadevicehandle=NULL;
  63   evrsupported=true;
  64   HMODULE hlib=NULL;
  65   hlib=LoadLibrary("dxva2.dll");
  66   if (!hlib) {
  67           evrsupported=false;
  68           return;
  69   }
  70   ptrDXVA2CreateDirect3DDeviceManager9=(FCT_DXVA2CreateDirect3DDeviceManager9)GetProcAddress(hlib, "DXVA2CreateDirect3DDeviceManager9");
  71   if (!ptrDXVA2CreateDirect3DDeviceManager9){
  72           evrsupported=false;
  73           return;
  74   }
  75
  76   hlib=LoadLibrary("evr.dll");
  77   if (!hlib) {
  78           evrsupported=false;
  79           return;
  80   }
  81
  82   ptrMFCreateVideoSampleFromSurface = (FCT_MFCreateVideoSampleFromSurface)GetProcAddress(hlib,"MFCreateVideoSampleFromSurface");
  83   if (!ptrMFCreateVideoSampleFromSurface){
  84           evrsupported=false;
  85           return;
  86   }
  87
  88 }
  89
  90 OsdWin::~OsdWin()
  91 {
  92
  93   if (initted)
  94   {
  95           threadStop();
  96                 shutdown();
  97   }
  98   CloseHandle(event);
  99   CloseHandle(d3dmutex);
 100 }
 101
 102 int OsdWin::getFD()
 103 {
 104   if (!initted) return 0;
 105   return fdOsd;
 106 }
 107
 108 Surface * OsdWin::createNewSurface(){
 109         return (Surface*)new SurfaceWin();
 110 }
 111
 112 int OsdWin::init(void* device)
 113 {
 114   if (initted) return 0;
 115    Video* video = Video::getInstance();
 116    window=*((HWND*)device);
 117   //First Create Direct 3D Object
 118   d3d=Direct3DCreate9(D3D_SDK_VERSION);
 119   if (!d3d)
 120   {
 121     Log::getInstance()->log("OSD", Log::WARN, "Could not create Direct3D9 object!");
 122     return 0;
 123   }
 124   // then create the Device
 125   D3DPRESENT_PARAMETERS d3dparas;
 126   ZeroMemory(&d3dparas,sizeof(d3dparas));
 127   d3dparas.BackBufferWidth=BACKBUFFER_WIDTH;
 128   d3dparas.BackBufferHeight=BACKBUFFER_HEIGHT;
 129   d3dparas.Windowed=TRUE;
 130   d3dparas.SwapEffect=D3DSWAPEFFECT_COPY;
 131   if (d3d->CreateDevice(D3DADAPTER_DEFAULT,D3DDEVTYPE_HAL,*((HWND*) device),
 132           D3DCREATE_SOFTWARE_VERTEXPROCESSING |D3DCREATE_MULTITHREADED,&d3dparas,&d3ddevice)!=D3D_OK) {
 133            Log::getInstance()->log("OSD", Log::WARN, "Could not create Direct3D9 device!");
 134        return 0;
 135   }
 136   d3ddevice->GetRenderTarget(0,&d3drtsurf);
 137
 138   /*
 139   if (!InitVertexBuffer()) {
 140            Log::getInstance()->log("OSD", Log::WARN, "Could not create Direct3D9 vertex buf!");
 141                   return 0;
 142   }*/
 143   /* We have to determine which kind of filtering is supported*/
 144   D3DCAPS9 caps;
 145   d3ddevice->GetDeviceCaps(&caps);
 146   if ( ((caps.StretchRectFilterCaps & D3DPTFILTERCAPS_MINFLINEAR)!=0)
 147           && ((caps.StretchRectFilterCaps & D3DPTFILTERCAPS_MAGFLINEAR)!=0)) {
 148           if (filter_type==D3DTEXF_FORCE_DWORD) {
 149                         filter_type=D3DTEXF_LINEAR;
 150           }
 151   } else {
 152       if (filter_type==D3DTEXF_LINEAR)
 153       {
 154           filter_type=D3DTEXF_POINT;
 155       }
 156   }
 157
 158   if ( ((caps.StretchRectFilterCaps & D3DPTFILTERCAPS_MINFPOINT)!=0)
 159           && ((caps.StretchRectFilterCaps & D3DPTFILTERCAPS_MAGFPOINT)!=0)) {
 160        if (filter_type==D3DTEXF_FORCE_DWORD)
 161        {
 162                   filter_type=D3DTEXF_POINT;
 163    }
 164    } else {
 165        if (filter_type==D3DTEXF_POINT) {
 166            filter_type=D3DTEXF_NONE;
 167    }
 168    }
 169    if (filter_type==D3DTEXF_FORCE_DWORD) {
 170        filter_type=D3DTEXF_NONE;
 171    }
 172
 173    if (evrsupported)
 174    {
 175            if (ptrDXVA2CreateDirect3DDeviceManager9(&dxvatoken,&d3ddevman)!=S_OK) evrsupported=false;
 176            else {
 177                    d3ddevman->ResetDevice(d3ddevice,dxvatoken);
 178            }
 179    }
 180
 181
 182
 183
 184   //Now we will create the Screen
 185   screen = new SurfaceWin(Surface::SCREEN);
 186   SetEvent(event);//Now all devices are ready
 187   screen->create(video->getScreenWidth(), video->getScreenHeight());
 188   screen->display();
 189   initted = 1; // must set this here or create surface won't work
 190   threadStart();
 191
 192   return 1;
 193 }
 194
 195 void OsdWin::LockDevice()
 196 {
 197         if (!evrsupported) return;
 198         if (!dxvadevicehandle)
 199         {
 200                 d3ddevman->OpenDeviceHandle(&dxvadevicehandle);
 201         }
 202         IDirect3DDevice9 *temp;
 203         d3ddevman->LockDevice(dxvadevicehandle,&temp,TRUE);
 204
 205 }
 206
 207 void OsdWin::UnlockDevice()
 208 {
 209         if (!evrsupported) return;
 210         if (!initted) return;
 211         d3ddevman->UnlockDevice(dxvadevicehandle,TRUE);
 212         if (dxvadevicehandle)
 213         {
 214                 d3ddevman->CloseDeviceHandle(dxvadevicehandle);
 215                 dxvadevicehandle=NULL;
 216         }
 217
 218 }
 219
 220 DWORD OsdWin::getFilterCaps()
 221 {
 222     if (!initted) return NULL;
 223     D3DCAPS9 caps;
 224     d3ddevice->GetDeviceCaps(&caps);
 225     return caps.StretchRectFilterCaps;
 226 }
 227
 228 LPDIRECT3DVERTEXBUFFER9  OsdWin::InitVertexBuffer(DWORD width, DWORD height)
 229 {
 230   LPDIRECT3DVERTEXBUFFER9 ret =NULL;
 231   Video* video=Video::getInstance();
 232   FLOAT texx=((float)video->getScreenWidth())/1024.f;
 233   FLOAT texy=((float)video->getScreenHeight())/1024.f;
 234   D3DCOLOR osdcolor=D3DCOLOR_RGBA(255,255,255,255);
 235   osdvertices[0].c=osdcolor;
 236   osdvertices[0].x=0.f-0.5f;
 237   osdvertices[0].y=0.f-0.5f;
 238   osdvertices[0].z=0.5f;
 239   osdvertices[0].rhw=1.f;
 240   osdvertices[0].u=0.f;
 241   osdvertices[0].v=0.f;
 242   osdvertices[1].c=osdcolor;
 243   osdvertices[1].x=((float)width)-0.5f;
 244   osdvertices[1].y=0.f-0.5f;
 245   osdvertices[1].z=0.5f;
 246   osdvertices[1].u=texx;
 247   osdvertices[1].v=0.f;
 248   osdvertices[1].rhw=1.f;
 249   osdvertices[2].c=osdcolor;
 250   osdvertices[2].x=((float)width)-0.5f;
 251   osdvertices[2].y=((float)height)-0.5f;
 252   osdvertices[2].z=0.5f;
 253   osdvertices[2].rhw=1.f;
 254   osdvertices[2].u=texx;
 255   osdvertices[2].v=texy;
 256   osdvertices[3].c=osdcolor;
 257   osdvertices[3].x=0.f-0.5f;
 258   osdvertices[3].y=((float)height)-0.5f;
 259   osdvertices[3].z=0.5f;
 260   osdvertices[3].rhw=1.f;
 261   osdvertices[3].u=0.f;
 262   osdvertices[3].v=texy;
 263
 264   if (d3ddevice->CreateVertexBuffer(4*sizeof(OSDVERTEX),0,D3DFVF_OSDVERTEX,D3DPOOL_MANAGED,
 265           &ret,NULL)!=D3D_OK) {
 266           return NULL;
 267   }
 268   void *pvertex=NULL;
 269   if (ret->Lock(0,sizeof(osdvertices),&pvertex,0)!=D3D_OK) {
 270           return NULL;
 271   }
 272   memcpy(pvertex,osdvertices,sizeof(osdvertices));
 273   ret->Unlock();
 274   return ret;
 275 }
 276
 277 int OsdWin::shutdown()
 278 {
 279   if (!initted) return 0;
 280   initted = 0;
 281   evrsupported=0;
 282   if (d3ddevman) d3ddevman->Release();
 283   d3drtsurf->Release();
 284   d3ddevice->Release();
 285   d3d->Release();
 286   if (swapsurf) swapsurf->Release();
 287   if (swappy) swappy->Release();
 288
 289   return 1;
 290 }
 291
 292 void OsdWin::screenShot(const char* fileName)
 293 {
 294   screen->screenShot(fileName);
 295 }
 296
 297 void OsdWin::threadMethod()
 298 {
 299         while (true)
 300         {
 301                 DWORD waittime=10;
 302                 if (initted){
 303                         if (evrstate==EVR_pres_off || evrstate==EVR_pres_pause)
 304                         {
 305                                 Render();
 306                         } else if (evrstate==EVR_pres_started)
 307                         {
 308                                 LPDIRECT3DSURFACE9 surf;
 309                                 if (dsallocator) dsallocator->GetNextSurface(&surf,&waittime);
 310                                 if (surf==NULL)
 311                                 {
 312                                         Render();
 313                                 }
 314                                 else
 315                                 {
 316                                         RenderDS(surf);
 317                                         surf->Release();
 318                                         if (dsallocator) dsallocator->DiscardSurfaceandgetWait(&waittime);
 319                                 }
 320                         }
 321                 }
 322                 threadCheckExit();
 323                 if (waittime!=0) Sleep(min(10,waittime));
 324                 //Sleep(1);
 325         }
 326 }
 327
 328
 329 void OsdWin::threadPostStopCleanup()
 330 {
 331         //Doing nothing
 332         //goo;
 333 }
 334
 335
 336 // This function is called from the WinMain function in order to get Screen updates
 337 void OsdWin::Render()
 338 {
 339         if (!initted) return ;
 340         if (external_driving) {
 341         DWORD time1=timeGetTime(); //Updates the Menue
 342                 if ((time1-lastrendertime)>200) {//5 fps for OSD updates are enough, avoids tearing
 343                         InternalRendering(NULL);
 344                         lastrendertime=timeGetTime();
 345         } else {
 346                    //Sleep(5); //Sleep for 5 ms, in order to avoid blocking the other threads
 347         }
 348         } else {
 349                 DWORD time1=timeGetTime();
 350                 if ((time1-lastrendertime)>50) {//10 fps for OSD updates are enough, avoids tearing
 351                         InternalRendering(NULL);
 352                         lastrendertime=timeGetTime();
 353                 } else {
 354                         //Sleep(5);
 355
 356                 }
 357
 358         }
 359 }
 360
 361 void OsdWin::RenderDS(LPDIRECT3DSURFACE9 present){
 362         if (!initted) return;
 363         if (external_driving) {
 364                 InternalRendering(present);
 365         lastrendertime=timeGetTime();
 366         }
 367 }
 368
 369
 370 void OsdWin::InternalRendering(LPDIRECT3DSURFACE9 present){
 371     BeginPainting();
 372     HRESULT losty=d3ddevice->TestCooperativeLevel();
 373     if (losty==D3DERR_DEVICELOST) {
 374         //Sleep(10);
 375                 EndPainting();
 376         return; //Device Lost
 377     }
 378     if (losty==D3DERR_DEVICENOTRESET){
 379            EndPainting();
 380        DoLost();
 381        return;
 382     }
 383         WaitForSingleObject(event,INFINITE);
 384
 385
 386
 387
 388     LPDIRECT3DSURFACE9 targetsurf;
 389         if (swappy)
 390         {
 391                 targetsurf=swapsurf;
 392                 d3ddevice->SetRenderTarget(0,swapsurf);//Stupid VMR manipulates the render target
 393         }
 394         else
 395         {
 396                 targetsurf=d3drtsurf;
 397                 d3ddevice->SetRenderTarget(0,d3drtsurf);//Stupid VMR manipulates the render target
 398         }
 399         D3DSURFACE_DESC targetdesc;
 400         targetsurf->GetDesc(&targetdesc);
 401
 402         if (external_driving) {
 403                 //Copy video to Backbuffer
 404                 if (present!=NULL ) {
 405                         VideoWin* video =(VideoWin*) Video::getInstance();
 406                         /*calculating destination rect */
 407                         RECT destrect={0,0,/*video->getScreenWidth()*/ targetdesc.Width,
 408                                 /*video->getScreenHeight()*/targetdesc.Height};
 409                         UCHAR mode=video->getMode();
 410                         switch (mode) {
 411                         case Video::EIGHTH:
 412                         destrect.right=destrect.right/2;
 413                         destrect.bottom=destrect.bottom/2;
 414                         case Video::QUARTER:
 415                         destrect.right=destrect.right/2+video->getPosx()*2;
 416                         destrect.bottom=destrect.bottom/2+video->getPosy()*2;
 417                         destrect.left=video->getPosx()*2;
 418                         destrect.top=video->getPosy()*2;
 419                         d3ddevice->Clear(0,NULL,D3DCLEAR_TARGET,D3DCOLOR_XRGB(0,0,0),1.0f,0);
 420                         break;
 421                         };
 422                         D3DSURFACE_DESC surf_desc;
 423                         present->GetDesc(&surf_desc);//for chop sides
 424                         RECT sourcerect= {0,0,surf_desc.Width,surf_desc.Height};
 425                         if (video->getPseudoTVsize()==Video::ASPECT4X3
 426                                 && video->getMode()==Video::NORMAL
 427                                 && video->getAspectRatio()==Video::ASPECT16X9) {
 428                                         unsigned int correction=((double) (surf_desc.Width))*4.*9./3./16.;
 429                                         sourcerect.left=(surf_desc.Width-correction)/2;
 430                                         sourcerect.right=sourcerect.left+correction;
 431                         }
 432                         d3ddevice->StretchRect(present,&sourcerect,targetsurf ,&destrect,filter_type);
 433
 434                 }
 435         } else {
 436                 VideoWin* video =(VideoWin*) Video::getInstance();
 437                 //Clear Background
 438                 if (!video->isVideoOn()) d3ddevice->Clear(0,NULL,D3DCLEAR_TARGET,D3DCOLOR_XRGB(0,0,0),1.0f,0);
 439         }
 440         LPDIRECT3DVERTEXBUFFER9 vb=NULL;
 441         vb=InitVertexBuffer(targetdesc.Width,targetdesc.Height);
 442
 443         //Drawing the OSD
 444         if (d3ddevice->BeginScene()==D3D_OK) {
 445                 d3ddevice->SetStreamSource(0,vb,0,sizeof(OSDVERTEX));
 446                 d3ddevice->SetFVF(D3DFVF_OSDVERTEX);
 447                 d3ddevice->SetTexture(0,((SurfaceWin*)screen)->getD3dtexture());
 448                 //d3ddevice->SetTextureStageState(0,D3DTSS_COLOROP,D3DTOP_MODULATE);
 449                 d3ddevice->SetTextureStageState(0, D3DTSS_ALPHAOP,D3DTOP_MODULATE);
 450
 451         d3ddevice->SetSamplerState(0,D3DSAMP_MAGFILTER,D3DTEXF_LINEAR);
 452         d3ddevice->SetSamplerState(0,D3DSAMP_MINFILTER,D3DTEXF_LINEAR);
 453
 454
 455                 d3ddevice->SetRenderState(D3DRS_ALPHABLENDENABLE,TRUE);
 456                 d3ddevice->SetRenderState(D3DRS_DESTBLEND,D3DBLEND_INVSRCALPHA);
 457                 d3ddevice->SetRenderState(D3DRS_SRCBLEND, D3DBLEND_SRCALPHA);
 458                 d3ddevice->SetRenderState(D3DRS_LIGHTING,FALSE);
 459
 460
 461                 d3ddevice->DrawPrimitive(D3DPT_TRIANGLEFAN,0,2);
 462                 d3ddevice->EndScene();
 463                 //Show it to the user!
 464         HRESULT hres;
 465                 if (swappy)
 466                 {
 467                         if (hres=swappy->Present(NULL,NULL,NULL,NULL,0)==D3DERR_DEVICELOST){
 468                                 //EndPainting();
 469                                 if (!external_driving) DoLost();
 470                         }
 471                 }
 472                 else
 473                 {
 474                         if (hres=d3ddevice->Present(NULL,NULL,NULL,NULL)==D3DERR_DEVICELOST){
 475                                 //EndPainting();
 476                                 if (!external_driving) DoLost();
 477                         }
 478                 }
 479
 480         }
 481
 482         vb->Release();
 483         EndPainting();
 484
 485
 486 //      if (!external_driving) {
 487 //              Sleep(4);//The User can wait for 4 milliseconds to see his changes
 488 //      }
 489 }
 490
 491 bool OsdWin::DoLost(){
 492         Log::getInstance()->log("OSD", Log::WARN, "Direct3D Device Lost! Reobtaining...");
 493         ResetEvent(event);
 494         if (external_driving && dsallocator!=NULL) {
 495                 dsallocator->LostDevice(d3ddevice,d3d); //Propagate the information through DS
 496         }
 497         //First we free up all resources
 498         Video* video = Video::getInstance();
 499         ((SurfaceWin*)screen)->ReleaseSurface();
 500         if (d3drtsurf) d3drtsurf->Release();
 501     d3drtsurf=NULL;
 502         D3DPRESENT_PARAMETERS d3dparas;
 503         ZeroMemory(&d3dparas,sizeof(d3dparas));
 504         d3dparas.BackBufferWidth=BACKBUFFER_WIDTH;
 505         d3dparas.BackBufferHeight=BACKBUFFER_HEIGHT;
 506         d3dparas.Windowed=TRUE;
 507         d3dparas.SwapEffect=D3DSWAPEFFECT_COPY;
 508
 509         if (swapsurf) {swapsurf->Release();swapsurf=NULL;};
 510         if (swappy) {swappy->Release();swappy=NULL;};
 511
 512         if (d3ddevice->Reset(&d3dparas)!=D3D_OK){
 513                 return false;
 514         }
 515     d3ddevice->GetRenderTarget(0,&d3drtsurf);
 516         if (d3ddevman) d3ddevman->ResetDevice(d3ddevice,dxvatoken);
 517         //InitVertexBuffer();
 518     //Redraw Views, Chris could you add a member function to BoxStack, so that
 519         // I can cause it to completely redraw the Views?
 520         // Otherwise the OSD would be distorted after Device Lost
 521         // FIXME
 522
 523         SetEvent(event);
 524
 525
 526         screen->create(video->getScreenWidth(), video->getScreenHeight());
 527         screen->display();
 528
 529         return true;
 530
 531 }
 532 LPDIRECT3DDEVICE9 OsdWin::getD3dDev() {
 533         WaitForSingleObject(event,INFINITE);//We will only return if we are initted
 534         return d3ddevice;
 535 }
 536
 537 LPDIRECT3D9 OsdWin::getD3d() {
 538         WaitForSingleObject(event,INFINITE);//We will only return if we are initted
 539         return d3d;
 540 }
 541
 542 void OsdWin::BeginPainting() {//We synchronize calls to d3d between different threads
 543         WaitForSingleObject(d3dmutex,INFINITE);
 544         LockDevice();
 545 }
 546
 547 void OsdWin::EndPainting() {
 548         UnlockDevice();
 549         ReleaseMutex(d3dmutex);
 550 }
 551
 552 void OsdWin::setExternalDriving(DsAllocator* dsall,DWORD width, DWORD height) {
 553
 554         if (swappy)
 555         {
 556                 BeginPainting();
 557                 d3ddevice->StretchRect(swapsurf,NULL,d3drtsurf,NULL,filter_type);
 558                 LPDIRECT3DSWAPCHAIN9 temp=swappy;
 559                 LPDIRECT3DSURFACE9 tempsurf=swapsurf;
 560                 swappy=NULL;
 561                 swapsurf=NULL;
 562                 EndPainting();
 563                 tempsurf->Release();
 564                 temp->Release();
 565         }
 566
 567         if (dsall==NULL) {
 568                 external_driving=false;
 569                 dsallocator=NULL;
 570                 return;
 571         }
 572         WaitForSingleObject(event,INFINITE);//We will only return if we are initted
 573         BeginPainting();
 574
 575         if (width>BACKBUFFER_WIDTH || height>BACKBUFFER_HEIGHT)
 576         {
 577                 D3DPRESENT_PARAMETERS d3dparas;
 578                 ZeroMemory(&d3dparas,sizeof(d3dparas));
 579                 d3dparas.BackBufferWidth=width;
 580                 d3dparas.BackBufferHeight=height;
 581                 d3dparas.Windowed=TRUE;
 582                 d3dparas.SwapEffect=D3DSWAPEFFECT_COPY;
 583                 if (d3ddevice->CreateAdditionalSwapChain(&d3dparas,&swappy)!=D3D_OK){
 584                         Log::getInstance()->log("OSD", Log::WARN, "Could not create Swap Chain!");
 585                         //return 0;
 586                 } else {
 587                         swappy->GetBackBuffer(0,D3DBACKBUFFER_TYPE_MONO,&swapsurf);
 588                 }
 589         Log::getInstance()->log("OSD", Log::INFO, "Create Additional Swap Chain %d %d!",width,height);
 590         }
 591
 592         dsallocator=dsall;
 593         external_driving=true;
 594
 595         EndPainting();
 596 }
 597
 598 void OsdWin::Blank() {
 599         WaitForSingleObject(event,INFINITE);
 600         BeginPainting();
 601         d3ddevice->Clear(0,NULL,D3DCLEAR_TARGET,D3DCOLOR_XRGB(0,0,0),1.0f,0);
 602         EndPainting();
 603 }