/**
* Callback function called by the X server to tell us about dirty
* rectangles in the video buffer.
*
* @param pScreen pointer to the information structure for the current
* screen
* @param iRects Number of dirty rectangles to update
* @param aRects Array of structures containing the coordinates of the
* rectangles
*/
static void
vboxHandleDirtyRect(ScrnInfoPtr pScrn, int iRects, BoxPtr aRects)
{
VBVACMDHDR cmdHdr;
VBOXPtr pVBox;
int i;
unsigned j;
pVBox = pScrn->driverPrivate;
if (pVBox->fHaveHGSMI == FALSE || !pScrn->vtSema)
return;
for (j = 0; j < pVBox->cScreens; ++j)
{
/* Just continue quietly if VBVA is not currently active. */
struct VBVABUFFER *pVBVA = pVBox->aVbvaCtx[j].pVBVA;
if ( !pVBVA
|| !(pVBVA->hostFlags.u32HostEvents & VBVA_F_MODE_ENABLED))
continue;
for (i = 0; i < iRects; ++i)
{
if ( aRects[i].x1 > pVBox->aScreenLocation[j].x
+ pVBox->aScreenLocation[j].cx
|| aRects[i].y1 > pVBox->aScreenLocation[j].y
+ pVBox->aScreenLocation[j].cy
|| aRects[i].x2 < pVBox->aScreenLocation[j].x
|| aRects[i].y2 < pVBox->aScreenLocation[j].y)
continue;
cmdHdr.x = (int16_t)aRects[i].x1;
cmdHdr.y = (int16_t)aRects[i].y1;
cmdHdr.w = (uint16_t)(aRects[i].x2 - aRects[i].x1);
cmdHdr.h = (uint16_t)(aRects[i].y2 - aRects[i].y1);
#if 0
TRACE_LOG("display=%u, x=%d, y=%d, w=%d, h=%d\n",
j, cmdHdr.x, cmdHdr.y, cmdHdr.w, cmdHdr.h);
#endif
if (VBoxVBVABufferBeginUpdate(&pVBox->aVbvaCtx[j],
&pVBox->guestCtx))
{
VBoxVBVAWrite(&pVBox->aVbvaCtx[j], &pVBox->guestCtx, &cmdHdr,
sizeof(cmdHdr));
VBoxVBVABufferEndUpdate(&pVBox->aVbvaCtx[j]);
}
}
}
}
/* Unlock previously locked surface */
DWORD APIENTRY VBoxDispDDUnlock(PDD_UNLOCKDATA lpUnlock)
{
PVBOXDISPDEV pDev = (PVBOXDISPDEV) lpUnlock->lpDD->dhpdev;
LOGF_ENTER();
DD_SURFACE_LOCAL *pSurf = lpUnlock->lpDDSurface;
lpUnlock->ddRVal = DD_OK;
#ifdef VBOX_WITH_VIDEOHWACCEL
if(pDev->vhwa.bEnabled)
{
PVBOXVHWASURFDESC pDesc = (PVBOXVHWASURFDESC) pSurf->lpGbl->dwReserved1;
if (!pDesc)
{
WARN(("!pDesc, memory overwrite somewhere?"));
lpUnlock->ddRVal = DDERR_GENERIC;
return DDHAL_DRIVER_HANDLED;
}
if((pSurf->ddsCaps.dwCaps & DDSCAPS_PRIMARYSURFACE) && pDesc->UpdatedMemRegion.bValid
&& VBoxVBVABufferBeginUpdate(&pDev->vbvaCtx, &pDev->hgsmi.ctx))
{
vbvaReportDirtyRect(pDev, &pDesc->UpdatedMemRegion.Rect);
if (pDev->vbvaCtx.pVBVA->hostFlags.u32HostEvents & VBOX_VIDEO_INFO_HOST_EVENTS_F_VRDP_RESET)
{
vrdpReset(pDev);
pDev->vbvaCtx.pVBVA->hostFlags.u32HostEvents &= ~VBOX_VIDEO_INFO_HOST_EVENTS_F_VRDP_RESET;
}
if (pDev->vbvaCtx.pVBVA->hostFlags.u32HostEvents & VBVA_F_MODE_VRDP)
{
vrdpReportDirtyRect(pDev, &pDesc->UpdatedMemRegion.Rect);
}
VBoxVBVABufferEndUpdate(&pDev->vbvaCtx);
}
else if ((pSurf->ddsCaps.dwCaps & DDSCAPS_VISIBLE)
|| ((pSurf->ddsCaps.dwCaps & DDSCAPS_OVERLAY) && pDesc->bVisible))
{
VBOXVHWACMD *pCmd;
pCmd = VBoxDispVHWACommandCreate (pDev, VBOXVHWACMD_TYPE_SURF_UNLOCK, sizeof(VBOXVHWACMD_SURF_UNLOCK));
if(pCmd)
{
VBOXVHWACMD_SURF_UNLOCK *pBody = VBOXVHWACMD_BODY(pCmd, VBOXVHWACMD_SURF_UNLOCK);
memset(pBody, 0, sizeof(VBOXVHWACMD_SURF_UNLOCK));
pBody->u.in.hSurf = pDesc->hHostHandle;
if(pDesc->UpdatedMemRegion.bValid)
{
pBody->u.in.xUpdatedMemValid = 1;
VBoxDispVHWAFromRECTL(&pBody->u.in.xUpdatedMemRect, &pDesc->UpdatedMemRegion.Rect);
VBoxDispVHWARegionClear(&pDesc->UpdatedMemRegion);
}
VBoxDispVHWACommandSubmitAsynchAndComplete(pDev, pCmd);
}
else
{
WARN(("VBoxDispVHWACommandCreate failed!"));
lpUnlock->ddRVal = DDERR_GENERIC;
}
}
return DDHAL_DRIVER_NOTHANDLED;
}
#endif /*VBOX_WITH_VIDEOHWACCEL*/
if (pDev->ddpsLock.bLocked)
{
pDev->ddpsLock.bLocked = FALSE;
if (pDev->hgsmi.bSupported && VBoxVBVABufferBeginUpdate(&pDev->vbvaCtx, &pDev->hgsmi.ctx))
{
vbvaReportDirtyRect(pDev, &pDev->ddpsLock.rect);
if (pDev->vbvaCtx.pVBVA->hostFlags.u32HostEvents & VBOX_VIDEO_INFO_HOST_EVENTS_F_VRDP_RESET)
{
vrdpReset(pDev);
pDev->vbvaCtx.pVBVA->hostFlags.u32HostEvents &= ~VBOX_VIDEO_INFO_HOST_EVENTS_F_VRDP_RESET;
}
if (pDev->vbvaCtx.pVBVA->hostFlags.u32HostEvents & VBVA_F_MODE_VRDP)
{
vrdpReportDirtyRect(pDev, &pDev->ddpsLock.rect);
}
VBoxVBVABufferEndUpdate(&pDev->vbvaCtx);
}
}
LOGF_LEAVE();
return DDHAL_DRIVER_NOTHANDLED;
}