/// <summary>
/// Initializes a new instance of the <see cref="DeviceHandlerD3D9"/> class.
/// </summary>
/// <param name="dxgiAdapter">The target adapter.</param>
/// <param name="isSoftwareAdapter">Are we in software mode?</param>
/// <param name="debugEnabled">Is debug mode enabled?</param>
internal DeviceHandlerD3D9(DXGI.Adapter1 dxgiAdapter, bool isSoftwareAdapter, bool debugEnabled)
{
// Update member variables
m_dxgiAdapter = dxgiAdapter;
try
{
// Just needed when on true hardware
if (!isSoftwareAdapter)
{
//Prepare device creation
D3D9.CreateFlags createFlags =
D3D9.CreateFlags.HardwareVertexProcessing |
D3D9.CreateFlags.PureDevice |
D3D9.CreateFlags.FpuPreserve |
D3D9.CreateFlags.Multithreaded;
D3D9.PresentParameters presentparams = new D3D9.PresentParameters();
presentparams.Windowed = true;
presentparams.SwapEffect = D3D9.SwapEffect.Discard;
presentparams.DeviceWindowHandle = GetDesktopWindow();
presentparams.PresentationInterval = D3D9.PresentInterval.Default;
presentparams.BackBufferCount = 1;
//Create the device finally
m_direct3DEx = new D3D9.Direct3DEx();
// Try to find the Direct3D9 adapter that maches given DXGI adapter
m_adapterIndex = -1;
for (int loop = 0; loop < m_direct3DEx.AdapterCount; loop++)
{
var d3d9AdapterInfo = m_direct3DEx.GetAdapterIdentifier(loop);
if (d3d9AdapterInfo.DeviceId == m_dxgiAdapter.Description1.DeviceId)
{
m_adapterIndex = loop;
break;
}
}
// Direct3D 9 is only relevant on the primary device
if (m_adapterIndex < 0)
{
return;
}
// Try to create the device
m_deviceEx = new D3D9.DeviceEx(m_direct3DEx, m_adapterIndex, D3D9.DeviceType.Hardware, IntPtr.Zero, createFlags, presentparams);
}
else
{
//Not supported in software mode
}
}
catch (Exception)
{
// No direct3d 9 interface support
GraphicsHelper.SafeDispose(ref m_direct3DEx);
GraphicsHelper.SafeDispose(ref m_deviceEx);
}
}
protected void CreateD3D9Device()
{
// Update focus window.
var primaryRenderWindow = PrimaryWindow;
// Case we have to share the same focus window.
this._focusWindow = SharedFocusWindow != IntPtr.Zero ? SharedFocusWindow : primaryRenderWindow.WindowHandle;
var pD3D9 = D3D9RenderSystem.Direct3D9;
if ( IsMultihead )
{
this.BehaviorFlags |= D3D9.CreateFlags.AdapterGroupDevice;
}
else
{
this.BehaviorFlags &= ~D3D9.CreateFlags.AdapterGroupDevice;
}
// Try to create the device with hardware vertex processing.
this.BehaviorFlags |= D3D9.CreateFlags.HardwareVertexProcessing;
var keepTrying = true;
var loopCount = 0;
LogManager.Instance.Write( "Creating D3D9 Device..." );
while ( keepTrying )
{
try
{
this.pDevice = new D3D9.Device( pD3D9, AdapterNumber, DeviceType, this._focusWindow, this.BehaviorFlags,
this.PresentationParams );
keepTrying = false;
}
catch ( DX.SharpDXException ex )
{
LogManager.Instance.Write( "FAIL!" );
switch ( loopCount )
{
case 0:
// Try a second time, may fail the first time due to back buffer count,
// which will be corrected down to 1 by the runtime
LogManager.Instance.Write( "Trying to create the device a second time.." );
break;
case 1:
// Case hardware vertex processing failed.
// Try to create the device with mixed vertex processing.
this.BehaviorFlags &= ~D3D9.CreateFlags.HardwareVertexProcessing;
this.BehaviorFlags |= D3D9.CreateFlags.MixedVertexProcessing;
LogManager.Instance.Write( "Trying to create the device with mixed vertex processing.." );
break;
case 2:
// try to create the device with software vertex processing.
this.BehaviorFlags &= ~D3D9.CreateFlags.MixedVertexProcessing;
this.BehaviorFlags |= D3D9.CreateFlags.SoftwareVertexProcessing;
LogManager.Instance.Write( "Trying to create the device with software vertex processing.." );
break;
case 3:
// try reference device
DeviceType = D3D9.DeviceType.Reference;
LogManager.Instance.Write( "Trying to create a reference device.." );
break;
default:
throw new AxiomException( "Cannot create device!", ex );
}
;
loopCount++;
}
}
;
// Get current device caps.
this.d3d9DeviceCaps = this.pDevice.Capabilities;
// Get current creation parameters caps.
this.creationParams = this.pDevice.CreationParameters;
this.D3D9DeviceCapsValid = true;
// Initialize device states.
SetupDeviceStates();
// Lock access to rendering device.
D3D9RenderSystem.ResourceManager.LockDeviceAccess();
var pCurActiveDevice = this.pDeviceManager.ActiveDevice;
this.pDeviceManager.ActiveDevice = this;
// Inform all resources that new device created.
D3D9RenderSystem.ResourceManager.NotifyOnDeviceCreate( this.pDevice );
this.pDeviceManager.ActiveDevice = pCurActiveDevice;
// UnLock access to rendering device.
D3D9RenderSystem.ResourceManager.UnlockDeviceAccess();
}
public D3D9Device( D3D9DeviceManager d3D9DeviceManager, int adapterNumber, IntPtr hMonitor, D3D9.DeviceType devType,
D3D9.CreateFlags behaviourFlags )
{
this.pDeviceManager = d3D9DeviceManager;
AdapterNumber = adapterNumber;
this._monitor = hMonitor;
DeviceType = devType;
this._focusWindow = IntPtr.Zero;
this.BehaviorFlags = behaviourFlags;
}
private D3D9Device _selectDevice(D3D9RenderWindow renderWindow, D3D9RenderWindowList renderWindowsGroup)
{
var renderSystem = D3D9RenderSystem.Instance;
D3D9Device renderDevice = null;
var direct3D9 = D3D9RenderSystem.Direct3D9;
var nAdapterOrdinal = 0; // D3DADAPTER_DEFAULT
var devType = D3D9.DeviceType.Hardware;
D3D9.CreateFlags extraFlags = 0;
var driverList = renderSystem.Direct3DDrivers;
var nvAdapterFound = false;
// Default group includes at least the given render window.
renderWindowsGroup.Add(renderWindow);
// Case we use nvidia performance HUD, override the device settings.
if (renderWindow.IsNvPerfHUDEnable)
{
// Look for 'NVIDIA NVPerfHUD' adapter (<= v4)
// or 'NVIDIA PerfHUD' (v5)
// If it is present, override default settings
for (var adapter = 0; adapter < direct3D9.AdapterCount; ++adapter)
{
var currDriver = driverList[adapter];
if (!currDriver.DriverDescription.Contains("PerfHUD"))
{
continue;
}
// renderDevice = null;
nAdapterOrdinal = adapter;
renderSystem._activeD3DDriver = currDriver;
devType = D3D9.DeviceType.Reference;
nvAdapterFound = true;
break;
}
}
// No special adapter should be used.
if (nvAdapterFound == false)
{
renderSystem._activeD3DDriver = _findDriver(renderWindow);
nAdapterOrdinal = renderSystem._activeD3DDriver.AdapterNumber;
var bTryUsingMultiheadDevice = false;
if (renderWindow.IsFullScreen)
{
bTryUsingMultiheadDevice = true;
var osVersionInfo = System.Environment.OSVersion;
// XP and below - multi-head will cause artifacts when vsync is on.
if (osVersionInfo.Version.Major <= 5 && renderWindow.IsVSync)
{
bTryUsingMultiheadDevice = false;
LogManager.Instance.Write(
"D3D9 : Multi head disabled. It causes horizontal line when used in XP + VSync combination");
}
// Vista and SP1 or SP2 - multi-head device can not be reset - it causes memory corruption.
if (osVersionInfo.Version.Major == 6 &&
(osVersionInfo.ServicePack.Contains("Service Pack 1") ||
osVersionInfo.ServicePack.Contains("Service Pack 2")))
{
bTryUsingMultiheadDevice = false;
LogManager.Instance.Write(
"D3D9 : Multi head disabled. It causes application run time crashes when used in Vista + SP 1 or 2 combination");
}
}
// Check if we can create a group of render windows
// on the same device using the multi-head feature.
if (bTryUsingMultiheadDevice)
{
var targetAdapterCaps = renderSystem._activeD3DDriver.D3D9DeviceCaps;
var masterAdapterCaps = new Capabilities();
// Find the master device caps.
if (targetAdapterCaps.MasterAdapterOrdinal == targetAdapterCaps.AdapterOrdinal)
{
masterAdapterCaps = targetAdapterCaps;
}
else
{
foreach (var currDriver in driverList)
{
var currDeviceCaps = currDriver.D3D9DeviceCaps;
if (currDeviceCaps.AdapterOrdinal != targetAdapterCaps.MasterAdapterOrdinal)
{
continue;
}
masterAdapterCaps = currDeviceCaps;
break;
}
}
// Case the master adapter can handle multiple adapters.
if (masterAdapterCaps.NumberOfAdaptersInGroup > 1)
{
// Create empty list of render windows composing this group.
renderWindowsGroup.Clear();
while (renderWindowsGroup.Count < masterAdapterCaps.NumberOfAdaptersInGroup)
{
renderWindowsGroup.Add(null);
}
// Assign the current render window to it's place in the group.
renderWindowsGroup[targetAdapterCaps.AdapterOrdinalInGroup] = renderWindow;
// For each existing window - check if it belongs to the group.
foreach (var currRenderWindow in renderSystem.RenderWindows)
{
if (!currRenderWindow.IsFullScreen)
{
continue;
}
var currDriver = _findDriver((D3D9RenderWindow)currRenderWindow);
var currDeviceCaps = currDriver.D3D9DeviceCaps;
if (currDeviceCaps.MasterAdapterOrdinal != masterAdapterCaps.AdapterOrdinal)
{
continue;
}
renderWindowsGroup[currDeviceCaps.AdapterOrdinalInGroup] = (D3D9RenderWindow)currRenderWindow;
break;
}
var bDeviceGroupFull = true;
// Check if render windows group is full and ready to be driven by
// the master device.
for (var i = 0; i < renderWindowsGroup.Count; ++i)
{
// This group misses required window -> go back to default.
if (renderWindowsGroup[i] != null)
{
continue;
}
bDeviceGroupFull = false;
renderWindowsGroup.Clear();
renderWindowsGroup.Add(renderWindow);
break;
}
// Case device group is full -> we can use multi head device.
if (bDeviceGroupFull)
{
var validateAllDevices = false;
for (var i = 0; i < renderWindowsGroup.Count; ++i)
{
var currRenderWindow = renderWindowsGroup[i];
var currDevice = currRenderWindow.Device;
// This is the master window
if (i == 0)
{
// If master device exists - just release it.
if (currDevice != null)
{
renderDevice = currDevice;
renderDevice.Release();
}
}
// This is subordinate window.
else
{
// If subordinate device exists - destroy it.
if (currDevice != null)
{
currDevice.Destroy();
validateAllDevices = true;
}
}
}
// In case some device was destroyed - make sure all other devices are valid.
// A possible scenario is that full screen window has been destroyed and it's handle
// was used and the shared focus handle. All other devices used this handle and must be
// recreated using other handles otherwise create device will fail.
if (validateAllDevices)
{
foreach (var dev in this._renderDevices)
{
dev.ValidateFocusWindow();
}
}
}
}
}
}
// Do we want to preserve the FPU mode? Might be useful for scientific apps
var options = renderSystem.ConfigOptions;
ConfigOption opti;
if (options.TryGetValue("Floating-point mode", out opti) && opti.Value == "Consistent")
{
extraFlags |= D3D9.CreateFlags.FpuPreserve;
}
#if AXIOM_THREAD_SUPPORT
if (Configuration.Config.AxiomThreadLevel == 1)
{
extraFlags |= D3D9.CreateFlags.Multithreaded;
}
#endif
// Try to find a matching device from current device list.
if (renderDevice == null)
{
foreach (var currDevice in this._renderDevices)
{
if (currDevice.AdapterNumber != nAdapterOrdinal || currDevice.DeviceType != devType)
{
continue;
}
renderDevice = currDevice;
break;
}
}
// No matching device found -> try reference device type (might have been
// previously created as a fallback, but don't change devType because HAL
// should be preferred on creation)
if (renderDevice == null)
{
foreach (var currDevice in this._renderDevices)
{
if (currDevice.AdapterNumber != nAdapterOrdinal || currDevice.DeviceType != D3D9.DeviceType.Reference)
{
continue;
}
renderDevice = currDevice;
break;
}
}
// No matching device found -> create new one.
if (renderDevice == null)
{
renderDevice = new D3D9Device(this, nAdapterOrdinal, direct3D9.GetAdapterMonitor(nAdapterOrdinal), devType,
extraFlags);
this._renderDevices.Add(renderDevice);
if (this._activeDevice == null)
{
ActiveDevice = renderDevice;
}
}
return(renderDevice);
}