dlls/winex11.drv/init.c

   1 /*
   2  * X11 graphics driver initialisation functions
   3  *
   4  * Copyright 1996 Alexandre Julliard
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library 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 GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include "config.h"
  22
  23 #include <stdarg.h>
  24 #include <string.h>
  25
  26 #include "windef.h"
  27 #include "winbase.h"
  28 #include "winreg.h"
  29 #include "x11drv.h"
  30 #include "wine/debug.h"
  31
  32 WINE_DEFAULT_DEBUG_CHANNEL(x11drv);
  33
  34 Display *gdi_display;  /* display to use for all GDI functions */
  35
  36 static int palette_size;
  37
  38 static Pixmap stock_bitmap_pixmap;  /* phys bitmap for the default stock bitmap */
  39
  40 static INIT_ONCE init_once = INIT_ONCE_STATIC_INIT;
  41
  42 static const struct user_driver_funcs x11drv_funcs;
  43 static const struct gdi_dc_funcs *xrender_funcs;
  44
  45 /**********************************************************************
  46  *           device_init
  47  *
  48  * Perform initializations needed upon creation of the first device.
  49  */
  50 static BOOL WINAPI device_init( INIT_ONCE *once, void *param, void **context )
  51 {
  52     /* Initialize XRender */
  53     xrender_funcs = X11DRV_XRender_Init();
  54
  55     /* Init Xcursor */
  56     X11DRV_Xcursor_Init();
  57
  58     palette_size = X11DRV_PALETTE_Init();
  59
  60     stock_bitmap_pixmap = XCreatePixmap( gdi_display, root_window, 1, 1, 1 );
  61
  62     return TRUE;
  63 }
  64
  65
  66 static X11DRV_PDEVICE *create_x11_physdev( Drawable drawable )
  67 {
  68     X11DRV_PDEVICE *physDev;
  69
  70     InitOnceExecuteOnce( &init_once, device_init, NULL, NULL );
  71
  72     if (!(physDev = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*physDev) ))) return NULL;
  73
  74     physDev->drawable = drawable;
  75     physDev->gc = XCreateGC( gdi_display, drawable, 0, NULL );
  76     XSetGraphicsExposures( gdi_display, physDev->gc, False );
  77     XSetSubwindowMode( gdi_display, physDev->gc, IncludeInferiors );
  78     XFlush( gdi_display );
  79     return physDev;
  80 }
  81
  82 /**********************************************************************
  83  *           X11DRV_CreateDC
  84  */
  85 static BOOL CDECL X11DRV_CreateDC( PHYSDEV *pdev, LPCWSTR device, LPCWSTR output,
  86                                    const DEVMODEW* initData )
  87 {
  88     X11DRV_PDEVICE *physDev = create_x11_physdev( root_window );
  89
  90     if (!physDev) return FALSE;
  91
  92     physDev->depth         = default_visual.depth;
  93     physDev->color_shifts  = &X11DRV_PALETTE_default_shifts;
  94     physDev->dc_rect       = get_virtual_screen_rect();
  95     OffsetRect( &physDev->dc_rect, -physDev->dc_rect.left, -physDev->dc_rect.top );
  96     push_dc_driver( pdev, &physDev->dev, &x11drv_funcs.dc_funcs );
  97     if (xrender_funcs && !xrender_funcs->pCreateDC( pdev, device, output, initData )) return FALSE;
  98     return TRUE;
  99 }
 100
 101
 102 /**********************************************************************
 103  *           X11DRV_CreateCompatibleDC
 104  */
 105 static BOOL CDECL X11DRV_CreateCompatibleDC( PHYSDEV orig, PHYSDEV *pdev )
 106 {
 107     X11DRV_PDEVICE *physDev = create_x11_physdev( stock_bitmap_pixmap );
 108
 109     if (!physDev) return FALSE;
 110
 111     physDev->depth  = 1;
 112     SetRect( &physDev->dc_rect, 0, 0, 1, 1 );
 113     push_dc_driver( pdev, &physDev->dev, &x11drv_funcs.dc_funcs );
 114     if (orig) return TRUE;  /* we already went through Xrender if we have an orig device */
 115     if (xrender_funcs && !xrender_funcs->pCreateCompatibleDC( NULL, pdev )) return FALSE;
 116     return TRUE;
 117 }
 118
 119
 120 /**********************************************************************
 121  *           X11DRV_DeleteDC
 122  */
 123 static BOOL CDECL X11DRV_DeleteDC( PHYSDEV dev )
 124 {
 125     X11DRV_PDEVICE *physDev = get_x11drv_dev( dev );
 126
 127     XFreeGC( gdi_display, physDev->gc );
 128     HeapFree( GetProcessHeap(), 0, physDev );
 129     return TRUE;
 130 }
 131
 132
 133 void add_device_bounds( X11DRV_PDEVICE *dev, const RECT *rect )
 134 {
 135     RECT rc;
 136
 137     if (!dev->bounds) return;
 138     if (dev->region && GetRgnBox( dev->region, &rc ))
 139     {
 140         if (IntersectRect( &rc, &rc, rect )) add_bounds_rect( dev->bounds, &rc );
 141     }
 142     else add_bounds_rect( dev->bounds, rect );
 143 }
 144
 145 /***********************************************************************
 146  *           X11DRV_SetBoundsRect
 147  */
 148 static UINT CDECL X11DRV_SetBoundsRect( PHYSDEV dev, RECT *rect, UINT flags )
 149 {
 150     X11DRV_PDEVICE *pdev = get_x11drv_dev( dev );
 151
 152     if (flags & DCB_DISABLE) pdev->bounds = NULL;
 153     else if (flags & DCB_ENABLE) pdev->bounds = rect;
 154     return DCB_RESET;  /* we don't have device-specific bounds */
 155 }
 156
 157
 158 /***********************************************************************
 159  *           GetDeviceCaps    (X11DRV.@)
 160  */
 161 static INT CDECL X11DRV_GetDeviceCaps( PHYSDEV dev, INT cap )
 162 {
 163     switch(cap)
 164     {
 165     case SIZEPALETTE:
 166         return palette_size;
 167     default:
 168         dev = GET_NEXT_PHYSDEV( dev, pGetDeviceCaps );
 169         return dev->funcs->pGetDeviceCaps( dev, cap );
 170     }
 171 }
 172
 173
 174 /***********************************************************************
 175  *           SelectFont
 176  */
 177 static HFONT CDECL X11DRV_SelectFont( PHYSDEV dev, HFONT hfont, UINT *aa_flags )
 178 {
 179     if (default_visual.depth <= 8) *aa_flags = GGO_BITMAP;  /* no anti-aliasing on <= 8bpp */
 180     dev = GET_NEXT_PHYSDEV( dev, pSelectFont );
 181     return dev->funcs->pSelectFont( dev, hfont, aa_flags );
 182 }
 183
 184 /**********************************************************************
 185  *           ExtEscape  (X11DRV.@)
 186  */
 187 static INT CDECL X11DRV_ExtEscape( PHYSDEV dev, INT escape, INT in_count, LPCVOID in_data,
 188                                    INT out_count, LPVOID out_data )
 189 {
 190     X11DRV_PDEVICE *physDev = get_x11drv_dev( dev );
 191
 192     switch(escape)
 193     {
 194     case QUERYESCSUPPORT:
 195         if (in_data && in_count >= sizeof(DWORD))
 196         {
 197             switch (*(const INT *)in_data)
 198             {
 199             case X11DRV_ESCAPE:
 200                 return TRUE;
 201             }
 202         }
 203         break;
 204
 205     case X11DRV_ESCAPE:
 206         if (in_data && in_count >= sizeof(enum x11drv_escape_codes))
 207         {
 208             switch(*(const enum x11drv_escape_codes *)in_data)
 209             {
 210             case X11DRV_SET_DRAWABLE:
 211                 if (in_count >= sizeof(struct x11drv_escape_set_drawable))
 212                 {
 213                     const struct x11drv_escape_set_drawable *data = in_data;
 214                     physDev->dc_rect = data->dc_rect;
 215                     physDev->drawable = data->drawable;
 216                     XFreeGC( gdi_display, physDev->gc );
 217                     physDev->gc = XCreateGC( gdi_display, physDev->drawable, 0, NULL );
 218                     XSetGraphicsExposures( gdi_display, physDev->gc, False );
 219                     XSetSubwindowMode( gdi_display, physDev->gc, data->mode );
 220                     TRACE( "SET_DRAWABLE hdc %p drawable %lx dc_rect %s\n",
 221                            dev->hdc, physDev->drawable, wine_dbgstr_rect(&physDev->dc_rect) );
 222                     return TRUE;
 223                 }
 224                 break;
 225             case X11DRV_GET_DRAWABLE:
 226                 if (out_count >= sizeof(struct x11drv_escape_get_drawable))
 227                 {
 228                     struct x11drv_escape_get_drawable *data = out_data;
 229                     data->drawable = physDev->drawable;
 230                     return TRUE;
 231                 }
 232                 break;
 233             case X11DRV_FLUSH_GL_DRAWABLE:
 234                 if (in_count >= sizeof(struct x11drv_escape_flush_gl_drawable))
 235                 {
 236                     const struct x11drv_escape_flush_gl_drawable *data = in_data;
 237                     RECT rect = physDev->dc_rect;
 238
 239                     OffsetRect( &rect, -physDev->dc_rect.left, -physDev->dc_rect.top );
 240                     if (data->flush) XFlush( gdi_display );
 241                     XSetFunction( gdi_display, physDev->gc, GXcopy );
 242                     XCopyArea( gdi_display, data->gl_drawable, physDev->drawable, physDev->gc,
 243                                0, 0, rect.right, rect.bottom,
 244                                physDev->dc_rect.left, physDev->dc_rect.top );
 245                     add_device_bounds( physDev, &rect );
 246                     return TRUE;
 247                 }
 248                 break;
 249             case X11DRV_START_EXPOSURES:
 250                 XSetGraphicsExposures( gdi_display, physDev->gc, True );
 251                 physDev->exposures = 0;
 252                 return TRUE;
 253             case X11DRV_END_EXPOSURES:
 254                 if (out_count >= sizeof(HRGN))
 255                 {
 256                     HRGN hrgn = 0, tmp = 0;
 257
 258                     XSetGraphicsExposures( gdi_display, physDev->gc, False );
 259                     if (physDev->exposures)
 260                     {
 261                         for (;;)
 262                         {
 263                             XEvent event;
 264
 265                             XWindowEvent( gdi_display, physDev->drawable, ~0, &event );
 266                             if (event.type == NoExpose) break;
 267                             if (event.type == GraphicsExpose)
 268                             {
 269                                 RECT rect;
 270
 271                                 rect.left   = event.xgraphicsexpose.x - physDev->dc_rect.left;
 272                                 rect.top    = event.xgraphicsexpose.y - physDev->dc_rect.top;
 273                                 rect.right  = rect.left + event.xgraphicsexpose.width;
 274                                 rect.bottom = rect.top + event.xgraphicsexpose.height;
 275                                 if (GetLayout( dev->hdc ) & LAYOUT_RTL)
 276                                     mirror_rect( &physDev->dc_rect, &rect );
 277
 278                                 TRACE( "got %s count %d\n", wine_dbgstr_rect(&rect),
 279                                        event.xgraphicsexpose.count );
 280
 281                                 if (!tmp) tmp = CreateRectRgnIndirect( &rect );
 282                                 else SetRectRgn( tmp, rect.left, rect.top, rect.right, rect.bottom );
 283                                 if (hrgn) CombineRgn( hrgn, hrgn, tmp, RGN_OR );
 284                                 else
 285                                 {
 286                                     hrgn = tmp;
 287                                     tmp = 0;
 288                                 }
 289                                 if (!event.xgraphicsexpose.count) break;
 290                             }
 291                             else
 292                             {
 293                                 ERR( "got unexpected event %d\n", event.type );
 294                                 break;
 295                             }
 296                         }
 297                         if (tmp) DeleteObject( tmp );
 298                     }
 299                     *(HRGN *)out_data = hrgn;
 300                     return TRUE;
 301                 }
 302                 break;
 303             default:
 304                 break;
 305             }
 306         }
 307         break;
 308     }
 309     return 0;
 310 }
 311
 312 /**********************************************************************
 313  *           X11DRV_wine_get_wgl_driver
 314  */
 315 static struct opengl_funcs * CDECL X11DRV_wine_get_wgl_driver( UINT version )
 316 {
 317     return get_glx_driver( version );
 318 }
 319
 320 /**********************************************************************
 321  *           X11DRV_wine_get_vulkan_driver
 322  */
 323 static const struct vulkan_funcs * CDECL X11DRV_wine_get_vulkan_driver( UINT version )
 324 {
 325     return get_vulkan_driver( version );
 326 }
 327
 328
 329 static const struct user_driver_funcs x11drv_funcs =
 330 {
 331     .dc_funcs.pArc = X11DRV_Arc,
 332     .dc_funcs.pChord = X11DRV_Chord,
 333     .dc_funcs.pCreateCompatibleDC = X11DRV_CreateCompatibleDC,
 334     .dc_funcs.pCreateDC = X11DRV_CreateDC,
 335     .dc_funcs.pDeleteDC = X11DRV_DeleteDC,
 336     .dc_funcs.pEllipse = X11DRV_Ellipse,
 337     .dc_funcs.pExtEscape = X11DRV_ExtEscape,
 338     .dc_funcs.pExtFloodFill = X11DRV_ExtFloodFill,
 339     .dc_funcs.pFillPath = X11DRV_FillPath,
 340     .dc_funcs.pGetDeviceCaps = X11DRV_GetDeviceCaps,
 341     .dc_funcs.pGetDeviceGammaRamp = X11DRV_GetDeviceGammaRamp,
 342     .dc_funcs.pGetICMProfile = X11DRV_GetICMProfile,
 343     .dc_funcs.pGetImage = X11DRV_GetImage,
 344     .dc_funcs.pGetNearestColor = X11DRV_GetNearestColor,
 345     .dc_funcs.pGetSystemPaletteEntries = X11DRV_GetSystemPaletteEntries,
 346     .dc_funcs.pGradientFill = X11DRV_GradientFill,
 347     .dc_funcs.pLineTo = X11DRV_LineTo,
 348     .dc_funcs.pPaintRgn = X11DRV_PaintRgn,
 349     .dc_funcs.pPatBlt = X11DRV_PatBlt,
 350     .dc_funcs.pPie = X11DRV_Pie,
 351     .dc_funcs.pPolyPolygon = X11DRV_PolyPolygon,
 352     .dc_funcs.pPolyPolyline = X11DRV_PolyPolyline,
 353     .dc_funcs.pPutImage = X11DRV_PutImage,
 354     .dc_funcs.pRealizeDefaultPalette = X11DRV_RealizeDefaultPalette,
 355     .dc_funcs.pRealizePalette = X11DRV_RealizePalette,
 356     .dc_funcs.pRectangle = X11DRV_Rectangle,
 357     .dc_funcs.pRoundRect = X11DRV_RoundRect,
 358     .dc_funcs.pSelectBrush = X11DRV_SelectBrush,
 359     .dc_funcs.pSelectFont = X11DRV_SelectFont,
 360     .dc_funcs.pSelectPen = X11DRV_SelectPen,
 361     .dc_funcs.pSetBoundsRect = X11DRV_SetBoundsRect,
 362     .dc_funcs.pSetDCBrushColor = X11DRV_SetDCBrushColor,
 363     .dc_funcs.pSetDCPenColor = X11DRV_SetDCPenColor,
 364     .dc_funcs.pSetDeviceClipping = X11DRV_SetDeviceClipping,
 365     .dc_funcs.pSetDeviceGammaRamp = X11DRV_SetDeviceGammaRamp,
 366     .dc_funcs.pSetPixel = X11DRV_SetPixel,
 367     .dc_funcs.pStretchBlt = X11DRV_StretchBlt,
 368     .dc_funcs.pStrokeAndFillPath = X11DRV_StrokeAndFillPath,
 369     .dc_funcs.pStrokePath = X11DRV_StrokePath,
 370     .dc_funcs.pUnrealizePalette = X11DRV_UnrealizePalette,
 371     .dc_funcs.pD3DKMTCheckVidPnExclusiveOwnership = X11DRV_D3DKMTCheckVidPnExclusiveOwnership,
 372     .dc_funcs.pD3DKMTSetVidPnSourceOwner = X11DRV_D3DKMTSetVidPnSourceOwner,
 373     .dc_funcs.priority = GDI_PRIORITY_GRAPHICS_DRV,
 374
 375     .pActivateKeyboardLayout = X11DRV_ActivateKeyboardLayout,
 376     .pBeep = X11DRV_Beep,
 377     .pGetKeyNameText = X11DRV_GetKeyNameText,
 378     .pMapVirtualKeyEx = X11DRV_MapVirtualKeyEx,
 379     .pToUnicodeEx = X11DRV_ToUnicodeEx,
 380     .pVkKeyScanEx = X11DRV_VkKeyScanEx,
 381     .pDestroyCursorIcon = X11DRV_DestroyCursorIcon,
 382     .pSetCursor = X11DRV_SetCursor,
 383     .pGetCursorPos = X11DRV_GetCursorPos,
 384     .pSetCursorPos = X11DRV_SetCursorPos,
 385     .pClipCursor = X11DRV_ClipCursor,
 386     .pChangeDisplaySettingsEx = X11DRV_ChangeDisplaySettingsEx,
 387     .pEnumDisplaySettingsEx = X11DRV_EnumDisplaySettingsEx,
 388     .pUpdateDisplayDevices = X11DRV_UpdateDisplayDevices,
 389     .pCreateDesktopWindow = X11DRV_CreateDesktopWindow,
 390     .pCreateWindow = X11DRV_CreateWindow,
 391     .pDestroyWindow = X11DRV_DestroyWindow,
 392     .pFlashWindowEx = X11DRV_FlashWindowEx,
 393     .pGetDC = X11DRV_GetDC,
 394     .pMsgWaitForMultipleObjectsEx = X11DRV_MsgWaitForMultipleObjectsEx,
 395     .pReleaseDC = X11DRV_ReleaseDC,
 396     .pScrollDC = X11DRV_ScrollDC,
 397     .pSetCapture = X11DRV_SetCapture,
 398     .pSetFocus = X11DRV_SetFocus,
 399     .pSetLayeredWindowAttributes = X11DRV_SetLayeredWindowAttributes,
 400     .pSetParent = X11DRV_SetParent,
 401     .pSetWindowIcon = X11DRV_SetWindowIcon,
 402     .pSetWindowRgn = X11DRV_SetWindowRgn,
 403     .pSetWindowStyle = X11DRV_SetWindowStyle,
 404     .pSetWindowText = X11DRV_SetWindowText,
 405     .pShowWindow = X11DRV_ShowWindow,
 406     .pSysCommand = X11DRV_SysCommand,
 407     .pUpdateClipboard = X11DRV_UpdateClipboard,
 408     .pUpdateLayeredWindow = X11DRV_UpdateLayeredWindow,
 409     .pWindowMessage = X11DRV_WindowMessage,
 410     .pWindowPosChanging = X11DRV_WindowPosChanging,
 411     .pWindowPosChanged = X11DRV_WindowPosChanged,
 412     .pSystemParametersInfo = X11DRV_SystemParametersInfo,
 413     .pwine_get_vulkan_driver = X11DRV_wine_get_vulkan_driver,
 414     .pwine_get_wgl_driver = X11DRV_wine_get_wgl_driver,
 415     .pThreadDetach = X11DRV_ThreadDetach,
 416 };
 417
 418
 419 void init_user_driver(void)
 420 {
 421     __wine_set_user_driver( &x11drv_funcs, WINE_GDI_DRIVER_VERSION );
 422 }