/// <summary>
/// Initializes all adapters with the specified factory.
/// </summary>
/// <param name="factory1">The factory1.</param>
internal static void Initialize()
{
if (staticCollector != null)
{
staticCollector.Dispose();
}
else
staticCollector = new DisposeCollector();
if (D3D != null)
{
D3D.Dispose();
D3D = null;
}
D3D = new Direct3D9.Direct3D();
var adapters = new List<GraphicsAdapter>();
for (int i = 0; i < D3D.AdapterCount; i++)
{
var adapter = new GraphicsAdapter(i);
staticCollector.Collect(adapter);
adapters.Add(adapter);
}
Default = adapters[0];
Adapters = adapters.ToArray();
}
public ModeInfo(GraphicsAdapter adapter, int outputIndex, bool isFullScreen, int width, int height)
{
Adapter = adapter;
OutputIndex = outputIndex;
IsFullScreen = isFullScreen;
Width = width;
Height = height;
}
/// <summary>
/// Initializes a new instance of <see cref="GraphicsOutput" />.
/// </summary>
/// <param name="adapter">The adapter.</param>
/// <param name="output">The DXGI <see cref="Output" /> counterpart of this instance.</param>
/// <exception cref="System.ArgumentNullException">output</exception>
/// <exception cref="ArgumentOutOfRangeException">Is thrown when <paramref name="outputOrdinal" /> is less than zero.</exception>
/// <exception cref="ArgumentNullException">Is thrown when <paramref name="output" /> is null.</exception>
internal GraphicsOutput(GraphicsAdapter adapter, Output output)
{
if(adapter == null) throw new ArgumentNullException("adapter");
if (output == null) throw new ArgumentNullException("output");
this.adapter = adapter;
this.output = ToDispose(output);
outputDescription = output.Description;
}
/// <summary>
/// Initializes all adapters with the specified factory.
/// </summary>
/// <param name="factory1">The factory1.</param>
internal static void Initialize(Factory1 factory1)
{
if (staticCollector != null)
{
staticCollector.Dispose();
}
staticCollector = new DisposeCollector();
Factory = factory1;
staticCollector.Collect(Factory);
int countAdapters = Factory.GetAdapterCount1();
var adapters = new List<GraphicsAdapter>();
for (int i = 0; i < countAdapters; i++)
{
var adapter = new GraphicsAdapter(i);
staticCollector.Collect(adapter);
adapters.Add(adapter);
}
Default = adapters[0];
Adapters = adapters.ToArray();
}
protected void AddDevice(GraphicsAdapter graphicsAdapter, DisplayMode mode, GraphicsDeviceInformation deviceBaseInfo, GameGraphicsParameters prefferedParameters, List<GraphicsDeviceInformation> graphicsDeviceInfos)
{
var deviceInfo = deviceBaseInfo.Clone();
deviceInfo.PresentationParameters.RefreshRate = mode.RefreshRate;
if (prefferedParameters.IsFullScreen)
{
deviceInfo.PresentationParameters.BackBufferWidth = mode.Width;
deviceInfo.PresentationParameters.BackBufferHeight = mode.Height;
}
else
{
deviceInfo.PresentationParameters.BackBufferWidth = prefferedParameters.PreferredBackBufferWidth;
deviceInfo.PresentationParameters.BackBufferHeight = prefferedParameters.PreferredBackBufferHeight;
}
// TODO: Handle BackBufferFormat / multisampling / depthstencil format
deviceInfo.PresentationParameters.BackBufferFormat = prefferedParameters.PreferredBackBufferFormat;
deviceInfo.PresentationParameters.DepthStencilFormat = prefferedParameters.PreferredDepthStencilFormat;
deviceInfo.PresentationParameters.MultiSampleCount = MSAALevel.None;
if (!graphicsDeviceInfos.Contains(deviceInfo))
{
graphicsDeviceInfos.Add(deviceInfo);
}
}
protected void AddDeviceWithDefaultDisplayMode(GameGraphicsParameters prefferedParameters, GraphicsAdapter graphicsAdapter, GraphicsDeviceInformation deviceInfo, List<GraphicsDeviceInformation> graphicsDeviceInfos)
{
var displayMode = new DisplayMode(DXGI.Format.B8G8R8A8_UNorm, gameWindow.ClientBounds.Width, gameWindow.ClientBounds.Height, new Rational(60, 1));
AddDevice(displayMode, deviceInfo, prefferedParameters, graphicsDeviceInfos);
}
private void TryAddDeviceWithDisplayMode(GameGraphicsParameters prefferedParameters,
GraphicsAdapter graphicsAdapter,
GraphicsDeviceInformation deviceInfo,
List<GraphicsDeviceInformation> graphicsDeviceInfos)
{
// if we want to switch to fullscreen, try to find only needed output, otherwise check them all
if (prefferedParameters.IsFullScreen)
{
if (prefferedParameters.PreferredFullScreenOutputIndex < graphicsAdapter.OutputsCount)
{
var output = graphicsAdapter.GetOutputAt(prefferedParameters.PreferredFullScreenOutputIndex);
TryAddDeviceFromOutput(prefferedParameters, output, deviceInfo, graphicsDeviceInfos);
}
}
else
{
for (var i = 0; i < graphicsAdapter.OutputsCount; i++)
{
var output = graphicsAdapter.GetOutputAt(i);
TryAddDeviceFromOutput(prefferedParameters, output, deviceInfo, graphicsDeviceInfos);
}
}
}
private GraphicsDeviceInformation CreateGraphicsDeviceInformation(GameGraphicsParameters prefferedParameters,
GraphicsAdapter graphicsAdapter,
FeatureLevel featureLevel)
{
return new GraphicsDeviceInformation
{
Adapter = graphicsAdapter,
GraphicsProfile = featureLevel,
PresentationParameters =
{
MultiSampleCount = MSAALevel.None,
IsFullScreen = prefferedParameters.IsFullScreen,
PreferredFullScreenOutputIndex = prefferedParameters.PreferredFullScreenOutputIndex,
DepthBufferShaderResource = prefferedParameters.DepthBufferShaderResource,
PresentationInterval = prefferedParameters.SynchronizeWithVerticalRetrace ? PresentInterval.One : PresentInterval.Immediate,
DeviceWindowHandle = MainWindow.NativeWindow,
RenderTargetUsage = Usage.BackBuffer | Usage.RenderTargetOutput
}
};
}
protected void TryFindSupportedFeatureLevel(GameGraphicsParameters prefferedParameters,
GraphicsAdapter graphicsAdapter,
List<GraphicsDeviceInformation> graphicsDeviceInfos,
AddDeviceToListDelegate addDelegate)
{
// Check if the adapter has an output with the preffered index
if (prefferedParameters.IsFullScreen && graphicsAdapter.OutputsCount <= prefferedParameters.PreferredFullScreenOutputIndex)
return;
// Iterate on each preferred graphics profile
foreach (var featureLevel in prefferedParameters.PreferredGraphicsProfile)
{
// Check if this profile is supported.
if (graphicsAdapter.IsProfileSupported(featureLevel))
{
var deviceInfo = CreateGraphicsDeviceInformation(prefferedParameters, graphicsAdapter, featureLevel);
addDelegate(prefferedParameters, graphicsAdapter, deviceInfo, graphicsDeviceInfos);
// If the profile is supported, we are just using the first best one
break;
}
}
}
/// <summary>
/// Appends the information about current graphics adapter and its output and adds it to the list of available graphics modes
/// </summary>
/// <param name="sb">Where to write the information</param>
/// <param name="adapter">The adapter whose information needs to be analyzed</param>
private void AppendAdapterInfo(StringBuilder sb, GraphicsAdapter adapter)
{
var adapterDescription = adapter.Description;
// general adapter information
sb.AppendLine(adapterDescription.Description);
// onboard video RAM
sb.AppendFormat("VRAM : {0}MiB{1}", ToMB(adapterDescription.DedicatedVideoMemory), Environment.NewLine);
// OS RAM dedicated to the adapter (typical for integrated GPUs)
sb.AppendFormat("Dedicated OS RAM : {0}MiB{1}", ToMB(adapterDescription.DedicatedSystemMemory), Environment.NewLine);
// OS RAM that can be shared with the adapter (for example, 'Turbo Cache' for NVidia GPUs)
sb.AppendFormat("Shared OS RAM : {0}MiB{1}", ToMB(adapterDescription.SharedSystemMemory), Environment.NewLine);
// iterate trough all outputs attached to this adapter
for (var i = 0; i < adapter.OutputsCount; i++)
{
// write its information
var output = adapter.GetOutputAt(i);
sb.AppendFormat("Output {0}; ", i);
var description = ((Output)output).Description;
var desktopBounds = description.DesktopBounds;
sb.AppendFormat("{0}; Attached to desktop: {1}; Desktop bounds: ({2},{3}; {4},{5}); ",
description.DeviceName,
description.IsAttachedToDesktop,
desktopBounds.Left,
desktopBounds.Top,
desktopBounds.Right,
desktopBounds.Bottom);
sb.AppendLine();
sb.Append("\tCurrent display mode: ");
// if there is a display mode - write its information and add it in the list of available modes
var currentDisplayMode = output.CurrentDisplayMode;
if (currentDisplayMode != null)
{
if (availableModes.Count < 10)
{
var modeInfo = new ModeInfo(adapter, i, true, desktopBounds.Width, desktopBounds.Height);
availableModes.Add(modeInfo);
}
sb.AppendFormat("{0}x{1}@{2}, {3}",
currentDisplayMode.Width,
currentDisplayMode.Height,
currentDisplayMode.RefreshRate.Numerator / currentDisplayMode.RefreshRate.Denominator,
currentDisplayMode.Format);
}
else
{
sb.Append("null");
}
sb.AppendLine();
}
}
/// <summary>
/// Dispose all statically cached value by this instance.
/// </summary>
public new static void Dispose()
{
lock(staticLock)
{
Utilities.Dispose(ref staticCollector);
adapters = null;
defaultAdapter = null;
isInitialized = false;
}
}
/// <summary>
/// Initializes all adapters with the specified factory.
/// </summary>
/// <param name="factory1">The factory1.</param>
internal static void Initialize(Factory1 factory1)
{
if (staticCollector != null)
{
staticCollector.Dispose();
}
staticCollector = new DisposeCollector();
defaultFactory = factory1;
staticCollector.Collect(defaultFactory);
int countAdapters = defaultFactory.GetAdapterCount1();
var adapterList = new List<GraphicsAdapter>();
for (int i = 0; i < countAdapters; i++)
{
var adapter = new GraphicsAdapter(i);
staticCollector.Collect(adapter);
adapterList.Add(adapter);
}
defaultAdapter = adapterList.Count > 0 ? adapterList[0] : null;
adapters = adapterList.ToArray();
}
protected void AddDevice(GraphicsAdapter graphicsAdapter, DisplayMode mode, GraphicsDeviceInformation deviceBaseInfo, GameGraphicsParameters prefferedParameters, List<GraphicsDeviceInformation> graphicsDeviceInfos)
{
var deviceInfo = deviceBaseInfo.Clone();
PresentParameters p = new PresentParameters();
p.InitDefaults();
p.FullScreenRefreshRateInHz = mode.RefreshRate;
if (prefferedParameters.IsFullScreen)
{
p.BackBufferWidth = prefferedParameters.PreferredBackBufferWidth;
p.BackBufferHeight = prefferedParameters.PreferredBackBufferHeight;
p.Windowed = false;
}
else
{
p.BackBufferWidth = prefferedParameters.PreferredBackBufferWidth;
p.BackBufferHeight = prefferedParameters.PreferredBackBufferHeight;
p.Windowed = true;
p.FullScreenRefreshRateInHz = 0;
}
p.DeviceWindowHandle = MainWindow.NativeWindow.Handle;
p.AutoDepthStencilFormat = prefferedParameters.PreferredDepthStencilFormat;
p.MultiSampleQuality = 0;
p.PresentationInterval = prefferedParameters.SynchronizeWithVerticalRetrace ? PresentInterval.One : PresentInterval.Immediate;
p.SwapEffect = SwapEffect.Discard;
p.PresentFlags = PresentFlags.Video;
deviceInfo.PresentationParameters = p;
deviceInfo.Adapter = GraphicsAdapter.Adapters[prefferedParameters.PreferredVideoAdapter];
if (!graphicsDeviceInfos.Contains(deviceInfo))
{
graphicsDeviceInfos.Add(deviceInfo);
}
}
public GenericGraphicsDevice(Device existingDevice, GraphicsAdapter adapter = null)
: base(existingDevice, adapter)
{
}
public GenericGraphicsDevice(GraphicsAdapter adapter, DeviceCreationFlags flags = DeviceCreationFlags.None, params FeatureLevel[] featureLevels)
: base(adapter, flags, featureLevels)
{
}
private void TryAddDeviceWithDisplayMode(GameGraphicsParameters prefferedParameters,
GraphicsAdapter graphicsAdapter,
GraphicsDeviceInformation deviceInfo,
List<GraphicsDeviceInformation> graphicsDeviceInfos)
{
if (graphicsAdapter.CurrentDisplayMode != null)
AddDevice(graphicsAdapter, graphicsAdapter.CurrentDisplayMode, deviceInfo, prefferedParameters, graphicsDeviceInfos);
if (prefferedParameters.IsFullScreen)
{
// Get display mode for the particular width, height, pixelformat
foreach (var displayMode in graphicsAdapter.SupportedDisplayModes)
AddDevice(graphicsAdapter, displayMode, deviceInfo, prefferedParameters, graphicsDeviceInfos);
}
}
