static void Main()
{
#region Direct3D Initialization
// Create the window to render to
Form1 form = new Form1();
form.Text = "D3DRendering - Initialize D3D 11.1";
form.Width = 640;
form.Height = 480;
// Create the device and swapchain
Device1 device;
SwapChain1 swapChain;
// First create a regular D3D11 device
using (
var device11 = new Device(
SharpDX.Direct3D.DriverType.Hardware,
DeviceCreationFlags.None,
new [] {
SharpDX.Direct3D.FeatureLevel.Level_11_1,
SharpDX.Direct3D.FeatureLevel.Level_11_0,
}))
{
// Query device for the Device1 interface (ID3D11Device1)
device = device11.QueryInterfaceOrNull<Device1>();
if (device == null)
throw new NotSupportedException("SharpDX.Direct3D11.Device1 is not supported");
}
// Rather than create a new DXGI Factory we should reuse
// the one that has been used internally to create the device
using (var dxgi = device.QueryInterface<SharpDX.DXGI.Device2>())
using (var adapter = dxgi.Adapter)
using (var factory = adapter.GetParent<Factory2>())
{
var desc1 = new SwapChainDescription1()
{
Width = form.ClientSize.Width,
Height = form.ClientSize.Height,
Format = Format.R8G8B8A8_UNorm,
Stereo = false,
SampleDescription = new SampleDescription(1, 0),
Usage = Usage.BackBuffer | Usage.RenderTargetOutput,
BufferCount = 1,
Scaling = Scaling.Stretch,
SwapEffect = SwapEffect.Discard,
};
swapChain = new SwapChain1(factory,
device,
form.Handle,
ref desc1,
new SwapChainFullScreenDescription()
{
RefreshRate = new Rational(60, 1),
Scaling = DisplayModeScaling.Centered,
Windowed = true
},
// Restrict output to specific Output (monitor)
null);
}
// Create references to backBuffer and renderTargetView
var backBuffer = Texture2D.FromSwapChain<Texture2D>(swapChain, 0);
var renderTargetView = new RenderTargetView(device, backBuffer);
#endregion
#region Render loop
// Create Clock and FPS counters
var clock = new System.Diagnostics.Stopwatch();
var clockFrequency = (double)System.Diagnostics.Stopwatch.Frequency;
clock.Start();
var deltaTime = 0.0;
var fpsTimer = new System.Diagnostics.Stopwatch();
fpsTimer.Start();
var fps = 0.0;
int fpsFrames = 0;
// Create and run the render loop
RenderLoop.Run(form, () =>
{
// Time in seconds
var totalSeconds = clock.ElapsedTicks / clockFrequency;
#region FPS and title update
fpsFrames++;
if (fpsTimer.ElapsedMilliseconds > 1000)
{
fps = 1000.0 * fpsFrames / fpsTimer.ElapsedMilliseconds;
// Update window title with FPS once every second
form.Text = string.Format("D3DRendering D3D11.1 - FPS: {0:F2} ({1:F2}ms/frame)", fps, (float)fpsTimer.ElapsedMilliseconds / fpsFrames);
// Restart the FPS counter
fpsTimer.Reset();
fpsTimer.Start();
fpsFrames = 0;
}
#endregion
// Execute rendering commands here...
device.ImmediateContext.ClearRenderTargetView(
renderTargetView,
Color.LightBlue);
// Present the frame
swapChain.Present(0, PresentFlags.None, new PresentParameters());
// Determine the time it took to render the frame
deltaTime = (clock.ElapsedTicks / clockFrequency) - totalSeconds;
});
#endregion
#region Direct3D Cleanup
// Release the device and any other resources created
renderTargetView.Dispose();
backBuffer.Dispose();
device.Dispose();
swapChain.Dispose();
#endregion
}
public void Dispose()
{
session?.Dispose();
framePool?.Dispose();
swapChain?.Dispose();
d3dDevice?.Dispose();
}
public void ReleaseDeviceResources()
{
Bitmaps.Dispose();
SwapChain.Dispose();
_solidBrush.Dispose();
RenderTarget.Dispose();
}
private void DisposeDirectXResources()
{
_textFormat.Dispose();
_dwFactory.Dispose();
_renderTarget.Dispose();
_renderTargetView.Dispose();
_d2DFactory.Dispose();
_swapChain.Dispose();
_d3DDeviceContext.Dispose();
_d3DDevice.Dispose();
}
public void Dispose()
{
_isDisposed = true;
_formatConverter.Dispose();
_wicFactory.Dispose();
_dwriteFactory?.Dispose();
_d2dFactory?.Dispose();
_deviceContext?.Dispose();
_d2dTargetBitmap?.Dispose();
_d2dDevice?.Dispose();
_swapChain?.Dispose();
_d3dDevice?.Dispose();
}
protected void DisposeDirectXResources()
{
PreDestroyDirectXResources();
SharedBrush.Dispose();
BackgroundBrush.Dispose();
ForegroundBrush.Dispose();
CorrectColorBrush.Dispose();
WrongColorBrush.Dispose();
InputTextFormat.Dispose();
ButtonLabelTextFormat.Dispose();
SubtitleTextFormat.Dispose();
CueTextFormat.Dispose();
DwFactory.Dispose();
RenderTarget.Dispose();
RenderTargetView.Dispose();
D2DFactory.Dispose();
SwapChain.Dispose();
D3DDeviceContext.Dispose();
D3DDevice.Dispose();
}
void Dispose(bool disposing)
{
depthStencilView?.Dispose();
depthStencilBuffer?.Dispose();
surfaceTarget?.Dispose();
surfaceView?.Dispose();
surfaceTexture?.Dispose();
swapChain.Dispose();
defaultDepthStencilState.Dispose();
clipDepthStencilState.Dispose();
clippingDepthStencilState.Dispose();
blendState.Dispose();
samplerState.Dispose();
for (int i = 0; i < BufferCount; i++)
{
indexBuffers[i].Dispose();
vertexBuffers[i].Dispose();
}
matrixBuffer.Dispose();
brushBuffer.Dispose();
vertexShader.Dispose();
pixelShader.Dispose();
tkDevice.Dispose();
device.Dispose();
if (disposing)
{
indexBuffers = null;
vertexBuffers = null;
sw = null;
}
}
