internal static D3D.Viewport ToD3DViewport(Viewport vp)
{
D3D.Viewport d3dvp = new SlimDX.Direct3D10.Viewport();
d3dvp.Height = vp.Height;
d3dvp.Width = vp.Width;
d3dvp.MaxZ = vp.MaxDepth;
d3dvp.MinZ = vp.MinDepth;
d3dvp.X = vp.X;
d3dvp.Y = vp.Y;
return(d3dvp);
}
public void SetSize(int width, int height)
{
if (DepthBuffer != null) DepthBuffer.Dispose();
if (DepthBufferView != null) DepthBufferView.Dispose();
if (RenderTarget != null) RenderTarget.Dispose();
SwapChain.ResizeBuffers(1, width, height, DXGI.Format.R8G8B8A8_UNorm, DXGI.SwapChainFlags.None);
RenderTarget = new Texturing.RenderTarget(this, width, height);
D3D.Texture2DDescription depthbufferdesc = new D3D.Texture2DDescription()
{
Width = width,
Height = height,
MipLevels = 1,
ArraySize = 1,
Format = SlimDX.DXGI.Format.D24_UNorm_S8_UInt,
SampleDescription = new SlimDX.DXGI.SampleDescription(1, 0),
Usage = D3D.ResourceUsage.Default,
BindFlags = D3D.BindFlags.DepthStencil,
CpuAccessFlags = D3D.CpuAccessFlags.None,
OptionFlags = D3D.ResourceOptionFlags.None
};
DepthBuffer = new D3D.Texture2D(Device, depthbufferdesc);
DepthBufferView = new D3D.DepthStencilView(Device, DepthBuffer);
Viewport = new D3D.Viewport()
{
X = 0,
Y = 0,
Width = width,
Height = height,
MinZ = 0.0f,
MaxZ = 1.0f
};
Device.Rasterizer.SetViewports(Viewport);
SetOutputTargets();
}
public void Initialize()
{
var description = new SwapChainDescription
{
BufferCount = 1,
Usage = Usage.RenderTargetOutput,
OutputHandle = _form.Handle,
IsWindowed = true,
ModeDescription = new ModeDescription
{
Width = 0,
Height = 0,
Format = Format.R8G8B8A8_UNorm,
RefreshRate = new Rational(60, 1),
Scaling = DisplayModeScaling.Unspecified,
ScanlineOrdering = DisplayModeScanlineOrdering.Unspecified
},
SampleDescription = new SampleDescription
{
Count = 1,
Quality = 0
},
Flags = SwapChainFlags.AllowModeSwitch,
SwapEffect = SwapEffect.Discard
};
// Create device
SlimDX.Direct3D10_1.Device1.CreateWithSwapChain(null, DriverType.Hardware, DeviceCreationFlags.None,
description, out _device, out _swapChain);
using (var resource = Resource.FromSwapChain<Texture2D>(_swapChain, 0))
{
_renderTargetView = new RenderTargetView(_device, resource);
}
InitializeDepthBuffer();
InitializeMeshes();
InitializeWritableTexture();
InitializeShaders("passthrough.fx");
_viewport = new Viewport(0, 0, _form.ClientSize.Width, _form.ClientSize.Height, 0.0f, 1.0f);
_device.Rasterizer.SetViewports(_viewport);
_device.OutputMerger.SetTargets(_depthStencilView, _renderTargetView);
_rasterizerState = RasterizerState.FromDescription(_device, new RasterizerStateDescription
{
IsDepthClipEnabled = false,
FillMode = FillMode.Solid,
CullMode = CullMode.None
});
_device.Rasterizer.State = _rasterizerState;
_form.UserResized += (sender, e) =>
{
_renderTargetView.Dispose();
_swapChain.ResizeBuffers(2, 0, 0, Format.R8G8B8A8_UNorm,
SwapChainFlags.AllowModeSwitch);
using (var resource = Resource.FromSwapChain<Texture2D>(_swapChain, 0))
{
_renderTargetView = new RenderTargetView(_device, resource);
}
InitializeDepthBuffer();
InitializeWritableTexture();
_device.OutputMerger.SetTargets(_depthStencilView, _renderTargetView);
};
}
