/// <summary>
/// Initializes a new instance of the <see cref="DeviceContext10"/> class.
/// </summary>
/// <param name="handle">The window handle to associate with the device.</param>
/// <param name="settings">The settings used to configure the device.</param>
internal DeviceContext10(IntPtr handle, DeviceSettings10 settings)
{
if (handle == IntPtr.Zero)
throw new ArgumentException("Value must be a valid window handle.", "handle");
if (settings == null)
throw new ArgumentNullException("settings");
this.settings = settings;
factory = new Factory();
device = new Direct3D10.Device(factory.GetAdapter(settings.AdapterOrdinal), Direct3D10.DriverType.Hardware, settings.CreationFlags);
swapChain = new SwapChain(factory, device, new SwapChainDescription
{
BufferCount = 1,
Flags = SwapChainFlags.None,
IsWindowed = true,
ModeDescription = new ModeDescription(settings.Width, settings.Height, new Rational(60, 1), Format.R8G8B8A8_UNorm),
OutputHandle = handle,
SampleDescription = new SampleDescription(1, 0),
SwapEffect = SwapEffect.Discard,
Usage = Usage.RenderTargetOutput
});
factory.SetWindowAssociation(handle, WindowAssociationFlags.IgnoreAll | WindowAssociationFlags.IgnoreAltEnter);
}
/// <summary>
/// Initializes a new instance of the <see cref="DeviceContext10"/> class.
/// </summary>
/// <param name="handle">The window handle to associate with the device.</param>
/// <param name="settings">The settings used to configure the device.</param>
internal DeviceContext10(IntPtr handle, DeviceSettings10 settings)
{
if (handle == IntPtr.Zero)
{
throw new ArgumentException("Value must be a valid window handle.", "handle");
}
if (settings == null)
{
throw new ArgumentNullException("settings");
}
this.settings = settings;
factory = new Factory();
device = new Direct3D10.Device(factory.GetAdapter(settings.AdapterOrdinal), Direct3D10.DriverType.Hardware, settings.CreationFlags);
swapChain = new SwapChain(factory, device, new SwapChainDescription
{
BufferCount = 1,
Flags = SwapChainFlags.None,
IsWindowed = true,
ModeDescription = new ModeDescription(settings.Width, settings.Height, new Rational(60, 1), Format.R8G8B8A8_UNorm),
OutputHandle = handle,
SampleDescription = new SampleDescription(1, 0),
SwapEffect = SwapEffect.Discard,
Usage = Usage.RenderTargetOutput
});
factory.SetWindowAssociation(handle, WindowAssociationFlags.IgnoreAll | WindowAssociationFlags.IgnoreAltEnter);
}
/// <summary>
///
/// </summary>
public ConstantBuffer(Direct3D10.Device device)
: this(device, new Direct3D10.BufferDescription
{
Usage = Direct3D10.ResourceUsage.Default,
BindFlags = Direct3D10.BindFlags.ConstantBuffer,
CpuAccessFlags = Direct3D10.CpuAccessFlags.None,
OptionFlags = Direct3D10.ResourceOptionFlags.None,
})
{
}
/// <summary>
///
/// </summary>
/// <param name="device"></param>
/// <param name="desc"></param>
public ConstantBuffer(Direct3D10.Device device, Direct3D10.BufferDescription desc)
{
desc.SizeInBytes = Marshal.SizeOf(typeof(T));
if (device == null)
{
throw new ArgumentNullException("device");
}
this.m_device = device;
//_device.AddReference();
m_buffer = new Direct3D10.Buffer(device, desc);
m_dataStream = new DataStream(desc.SizeInBytes, true, true);
}
/// <summary>
///
/// </summary>
/// <param name="disposing"></param>
private void Dispose(bool disposing)
{
if (m_device == null)
{
return;
}
if (disposing)
{
m_dataStream.Dispose();
}
// NOTE: SharpDX 1.3 requires explicit Dispose() of all resource
m_device.Dispose();
m_buffer.Dispose();
m_device = null;
m_buffer = null;
}
/// <summary>
///
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="device"></param>
/// <param name="range"></param>
/// <returns></returns>
public static Direct3D10.Buffer CreateBuffer <T>(this Direct3D10.Device device, T[] range)
where T : struct
{
int sizeInBytes = Marshal.SizeOf(typeof(T));
using (var stream = new DataStream(range.Length * sizeInBytes, true, true))
{
stream.WriteRange(range);
return(new Direct3D10.Buffer(device, stream, new Direct3D10.BufferDescription
{
BindFlags = Direct3D10.BindFlags.VertexBuffer,
SizeInBytes = (int)stream.Length,
CpuAccessFlags = Direct3D10.CpuAccessFlags.None,
OptionFlags = Direct3D10.ResourceOptionFlags.None,
Usage = Direct3D10.ResourceUsage.Default,
}));
}
}
/// <summary>
///
/// </summary>
/// <param name="device"></param>
/// <param name="w"></param>
/// <param name="h"></param>
/// <param name="flags"></param>
/// <param name="format"></param>
/// <param name="options"></param>
/// <returns></returns>
public static Direct3D10.Texture2D CreateTexture2D(this Direct3D10.Device device,
int w, int h,
Direct3D10.BindFlags flags = Direct3D10.BindFlags.RenderTarget | Direct3D10.BindFlags.ShaderResource,
Format format = Format.B8G8R8A8_UNorm,
Direct3D10.ResourceOptionFlags options = Direct3D10.ResourceOptionFlags.Shared)
{
var colordesc = new Direct3D10.Texture2DDescription
{
BindFlags = flags,
Format = format,
Width = w,
Height = h,
MipLevels = 1,
SampleDescription = new SampleDescription(1, 0),
Usage = Direct3D10.ResourceUsage.Default,
OptionFlags = options,
CpuAccessFlags = Direct3D10.CpuAccessFlags.None,
ArraySize = 1
};
return(new Direct3D10.Texture2D(device, colordesc));
}
