// D3D10 specific logic for the Present function.
void presentD3D10(IDXGISwapChain *pSwapChain) {
ID3D10Device *pDevice = NULL;
HRESULT hr = pSwapChain->GetDevice(__uuidof(ID3D10Device), (void **) &pDevice);
if (SUCCEEDED(hr) && pDevice) {
SwapchainMap::iterator it = chains.find(pSwapChain);
D10State *ds = it != chains.end() ? it->second : NULL;
if (ds && ds->pDevice != pDevice) {
ods("D3D10: SwapChain device changed");
devices.erase(ds->pDevice);
delete ds;
ds = NULL;
}
if (ds == NULL) {
ods("D3D10: New state");
ds = new D10State(pSwapChain, pDevice);
if (!ds->init()) {
pDevice->Release();
delete ds;
return;
}
chains[pSwapChain] = ds;
devices[pDevice] = ds;
}
ds->draw();
pDevice->Release();
} else {
#ifdef EXTENDED_OVERLAY_DEBUGOUTPUT
// DXGI is used for multiple D3D versions. Thus, it is possible a device
// associated with the DXGISwapChain may very well not be a D3D10 one,
// in which case we can safely ignore it.
ods("D3D10: Could not draw because ID3D10Device could not be retrieved.");
#endif
}
}
static HRESULT __stdcall myPresent(IDXGISwapChain *pSwapChain, UINT SyncInterval, UINT Flags) {
HRESULT hr;
// ods("DXGI: Device Present");
ID3D10Device *pDevice = NULL;
ods("DXGI: DrawBegin");
hr = pSwapChain->GetDevice(__uuidof(ID3D10Device), (void **) &pDevice);
if (pDevice) {
D10State *ds = chains[pSwapChain];
if (ds && ds->pDevice != pDevice) {
ods("DXGI: SwapChain device changed");
devices.erase(ds->pDevice);
delete ds;
ds = NULL;
}
if (! ds) {
ods("DXGI: New state");
ds = new D10State(pSwapChain, pDevice);
chains[pSwapChain] = ds;
devices[pDevice] = ds;
ds->init();
}
ds->draw();
pDevice->Release();
ods("DXGI: DrawEnd");
}
PresentType oPresent = (PresentType) hhPresent.call;
hhPresent.restore();
hr = oPresent(pSwapChain, SyncInterval, Flags);
hhPresent.inject();
return hr;
}
