// static
HRESULT D3DPipelineManager::HandleAdaptersChange(HMONITOR *pHMONITORs, UINT monNum)
{
HRESULT res = S_OK;
BOOL bResetD3D = FALSE, bFound;
D3DPipelineManager *pMgr = D3DPipelineManager::GetInstance();
RETURN_STATUS_IF_NULL(pHMONITORs, E_FAIL);
if (pMgr == NULL) {
// NULL pMgr is valid when the pipeline is not enabled or if it hasn't
// been created yet
return S_OK;
}
RETURN_STATUS_IF_NULL(pMgr->pAdapters, E_FAIL);
RETURN_STATUS_IF_NULL(pMgr->pd3d9, E_FAIL);
J2dTraceLn(J2D_TRACE_INFO, "D3DPPLM::HandleAdaptersChange");
if (monNum != pMgr->adapterCount) {
J2dTraceLn2(J2D_TRACE_VERBOSE,
" number of adapters changed (old=%d, new=%d)",
pMgr->adapterCount, monNum);
bResetD3D = TRUE;
} else {
for (UINT i = 0; i < pMgr->adapterCount; i++) {
HMONITOR hMon = pMgr->pd3d9->GetAdapterMonitor(i);
if (hMon == (HMONITOR)0x0) {
J2dTraceLn1(J2D_TRACE_VERBOSE, " adapter %d: removed", i);
bResetD3D = TRUE;
break;
}
bFound = FALSE;
for (UINT mon = 0; mon < monNum; mon++) {
if (pHMONITORs[mon] == hMon) {
J2dTraceLn3(J2D_TRACE_VERBOSE,
" adapter %d: found hmnd[%d]=0x%x", i, mon, hMon);
bFound = TRUE;
break;
}
}
if (!bFound) {
J2dTraceLn2(J2D_TRACE_VERBOSE,
" adapter %d: could not find hmnd=0x%x "\
"in the list of new hmnds", i, hMon);
bResetD3D = TRUE;
break;
}
}
}
if (bResetD3D) {
J2dTraceLn(J2D_TRACE_VERBOSE, " adapters changed: resetting d3d");
pMgr->ReleaseD3D();
res = pMgr->InitD3D();
}
return res;
}
