C++ (Cpp) ScreenPtr::CopyWindow Examples

Example #1

File: exa_unaccel.c Project: MrKepzie/xserver

void
ExaCheckCopyWindow(WindowPtr pWin, DDXPointRec ptOldOrg, RegionPtr prgnSrc)
{
    DrawablePtr pDrawable = &pWin->drawable;
    ScreenPtr pScreen = pDrawable->pScreen;

    EXA_PRE_FALLBACK(pScreen);
    EXA_FALLBACK(("from %p\n", pWin));

    /* Only need the source bits, the destination region will be overwritten */
    if (pExaScr->prepare_access_reg) {
        PixmapPtr pPixmap = pScreen->GetWindowPixmap(pWin);
        int xoff, yoff;

        exaGetDrawableDeltas(&pWin->drawable, pPixmap, &xoff, &yoff);
        RegionTranslate(prgnSrc, xoff, yoff);
        pExaScr->prepare_access_reg(pPixmap, EXA_PREPARE_SRC, prgnSrc);
        RegionTranslate(prgnSrc, -xoff, -yoff);
    }
    else
        exaPrepareAccess(pDrawable, EXA_PREPARE_SRC);

    swap(pExaScr, pScreen, CopyWindow);
    pScreen->CopyWindow(pWin, ptOldOrg, prgnSrc);
    swap(pExaScr, pScreen, CopyWindow);
    exaFinishAccess(pDrawable, EXA_PREPARE_SRC);
    EXA_POST_FALLBACK(pScreen);
}

Example #2

File: indirect.c Project: BackupTheBerlios/dri-ex-svn

void 
glWinCopyWindow(WindowPtr pWindow, DDXPointRec ptOldOrg, RegionPtr prgnSrc)
{
    ScreenPtr pScreen = pWindow->drawable.pScreen;
    glWinScreenRec *screenPriv = &glWinScreens[pScreen->myNum];
    __GLXdrawablePrivate *glxPriv;
    
    /* Check if the window is attached and discard any drawing request */
    glxPriv = __glXFindDrawablePrivate(pWindow->drawable.id);
    if (glxPriv) {
        __GLXcontext *gx;

        /* GL contexts bound to this window for drawing */
        for (gx = glxPriv->drawGlxc; gx != NULL; gx = gx->next) {
/*            
            GLWIN_DEBUG_MSG("glWinCopyWindow - calling glDrawBuffer\n");
            glDrawBuffer(GL_FRONT);
 */
            return;
        }

        /* GL contexts bound to this window for reading */
        for (gx = glxPriv->readGlxc; gx != NULL; gx = gx->next) {
            return;
        }
    }

    GLWIN_DEBUG_MSG("glWinCopyWindow - passing to hw layer\n");

    pScreen->CopyWindow = screenPriv->CopyWindow;
    pScreen->CopyWindow(pWindow, ptOldOrg, prgnSrc);
    pScreen->CopyWindow = glWinCopyWindow;
}

Example #3

File: rdpdraw.c Project: mehulsbhatt/xrdp

void
rdpCopyWindow(WindowPtr pWin, DDXPointRec ptOldOrg, RegionPtr pOldRegion)
{
  RegionRec reg;
  RegionRec clip;
  int dx;
  int dy;
  int i;
  int j;
  int num_clip_rects;
  int num_reg_rects;
  BoxRec box1;
  BoxRec box2;

  DEBUG_OUT_OPS(("in rdpCopyWindow\n"));
  RegionInit(&reg, NullBox, 0);
  RegionCopy(&reg, pOldRegion);
  g_pScreen->CopyWindow = g_rdpScreen.CopyWindow;
  g_pScreen->CopyWindow(pWin, ptOldOrg, pOldRegion);
  RegionInit(&clip, NullBox, 0);
  RegionCopy(&clip, &pWin->borderClip);
  dx = pWin->drawable.x - ptOldOrg.x;
  dy = pWin->drawable.y - ptOldOrg.y;
  rdpup_begin_update();
  num_clip_rects = REGION_NUM_RECTS(&clip);
  num_reg_rects = REGION_NUM_RECTS(&reg);
  /* should maybe sort the rects instead of checking dy < 0 */
  /* If we can depend on the rects going from top to bottom, left
     to right we are ok */
  if (dy < 0 || (dy == 0 && dx < 0))
  {
    for (j = 0; j < num_clip_rects; j++)
    {
      box1 = REGION_RECTS(&clip)[j];
      rdpup_set_clip(box1.x1, box1.y1, box1.x2 - box1.x1, box1.y2 - box1.y1);
      for (i = 0; i < num_reg_rects; i++)
      {
        box2 = REGION_RECTS(&reg)[i];
        rdpup_screen_blt(box2.x1 + dx, box2.y1 + dy, box2.x2 - box2.x1,
                         box2.y2 - box2.y1, box2.x1, box2.y1);
      }
    }
  }
  else
  {
    for (j = num_clip_rects - 1; j >= 0; j--)
    {
      box1 = REGION_RECTS(&clip)[j];
      rdpup_set_clip(box1.x1, box1.y1, box1.x2 - box1.x1, box1.y2 - box1.y1);
      for (i = num_reg_rects - 1; i >= 0; i--)
      {
        box2 = REGION_RECTS(&reg)[i];
        rdpup_screen_blt(box2.x1 + dx, box2.y1 + dy, box2.x2 - box2.x1,
                         box2.y2 - box2.y1, box2.x1, box2.y1);
      }
    }
  }
  rdpup_reset_clip();
  rdpup_end_update();
  RegionUninit(&reg);
  RegionUninit(&clip);
  g_pScreen->CopyWindow = rdpCopyWindow;
}