public override void Render(ID3D11Device device, ID3D11DeviceContext deviceContext, Camera camera)
{
if (!DoRender)
{
return;
}
//if (!camera.CheckBBoxFrustum(Transform.TranslationVector, BoundingBox))
// return;
VertexBufferView VertexBufferView = new VertexBufferView(vertexBuffer, Unsafe.SizeOf <VertexLayouts.NormalLayout.Vertex>(), 0);
deviceContext.IASetVertexBuffers(0, VertexBufferView);
deviceContext.IASetIndexBuffer(indexBuffer, Vortice.DXGI.Format.R32_UInt, 0);
deviceContext.IASetPrimitiveTopology(PrimitiveTopology.TriangleList);
deviceContext.PSSetShaderResource(2, AOTexture);
for (int i = 0; i != LODs[0].ModelParts.Length; i++)
{
ModelPart Segment = LODs[0].ModelParts[i];
Segment.Shader.SetShaderParameters(device, deviceContext, new MaterialParameters(Segment.Material, SelectionColour.Normalize()));
Segment.Shader.SetSceneVariables(deviceContext, Transform, camera);
Segment.Shader.Render(deviceContext, PrimitiveTopology.TriangleList, (int)(Segment.NumFaces * 3), Segment.StartIndex);
}
}
void SetupRenderState(ImDrawDataPtr drawData, ID3D11DeviceContext ctx)
{
var viewport = new Viewport
{
Width = drawData.DisplaySize.X,
Height = drawData.DisplaySize.Y,
MinDepth = 0.0f,
MaxDepth = 1.0f,
};
ctx.RSSetViewports(viewport);
int stride = sizeof(ImDrawVert);
int offset = 0;
ctx.IASetInputLayout(inputLayout);
ctx.IASetVertexBuffers(0, 1, new[] { vertexBuffer }, new[] { stride }, new[] { offset });
ctx.IASetIndexBuffer(indexBuffer, sizeof(ImDrawIdx) == 2 ? Format.R16_UInt : Format.R32_UInt, 0);
ctx.IASetPrimitiveTopology(PrimitiveTopology.TriangleList);
ctx.VSSetShader(vertexShader);
ctx.VSSetConstantBuffers(0, constantBuffer);
ctx.PSSetShader(pixelShader);
ctx.PSSetSamplers(0, fontSampler);
ctx.GSSetShader(null);
ctx.HSSetShader(null);
ctx.DSSetShader(null);
ctx.CSSetShader(null);
ctx.OMSetBlendState(blendState);
ctx.OMSetDepthStencilState(depthStencilState);
ctx.RSSetState(rasterizerState);
}
public void Draw(ID3D11Device device, ID3D11DeviceContext context, Span <D3D11_INPUT_ELEMENT_DESC> _layout)
{
if (!m_vertexBuffer)
{
using (var pin = PinPtr.Create(m_vertices))
{
var desc = new D3D11_BUFFER_DESC
{
ByteWidth = (uint)m_vertices.Length,
Usage = D3D11_USAGE._DEFAULT,
BindFlags = (uint)D3D11_BIND_FLAG._VERTEX_BUFFER,
};
var data = new D3D11_SUBRESOURCE_DATA
{
pSysMem = pin.Ptr
};
device.CreateBuffer(ref desc, ref data,
out m_vertexBuffer).ThrowIfFailed();
}
}
Span <IntPtr> pBufferTbl = stackalloc IntPtr[] { m_vertexBuffer.Ptr };
Span <uint> SizeTbl = stackalloc uint[] { (uint)m_vertexSize };
Span <uint> OffsetTbl = stackalloc uint[] { 0 };
context.IASetVertexBuffers(0, 1,
ref MemoryMarshal.GetReference(pBufferTbl),
ref MemoryMarshal.GetReference(SizeTbl),
ref MemoryMarshal.GetReference(OffsetTbl));
if (!m_indexBuffer)
{
using (var pin = PinPtr.Create(m_indices))
{
var desc = new D3D11_BUFFER_DESC
{
ByteWidth = (uint)m_indices.Length,
Usage = D3D11_USAGE._DEFAULT,
BindFlags = (uint)D3D11_BIND_FLAG._INDEX_BUFFER,
};
var data = new D3D11_SUBRESOURCE_DATA
{
pSysMem = pin.Ptr
};
device.CreateBuffer(ref desc, ref data,
out m_indexBuffer).ThrowIfFailed();
}
}
context.IASetIndexBuffer(m_indexBuffer, m_indexFormat, 0);
context.IASetPrimitiveTopology(D3D_PRIMITIVE_TOPOLOGY._TRIANGLELIST);
context.DrawIndexed((uint)m_indexCount, 0, 0);
}
}
}
private void RenderLines(ID3D11DeviceContext InDeviceContext, Camera InCamera)
{
VertexBufferView BufferView = new VertexBufferView(VertexBuffer, Unsafe.SizeOf <VertexLayouts.BasicLayout.Vertex>(), 0);
InDeviceContext.IASetVertexBuffers(0, BufferView);
InDeviceContext.IASetIndexBuffer(IndexBuffer, Vortice.DXGI.Format.R16_UInt, 0);
InDeviceContext.IASetPrimitiveTopology(PrimitiveTopology.LineStrip);
BaseShader Shader = RenderStorageSingleton.Instance.ShaderManager.shaders[1];
Shader.SetSceneVariables(InDeviceContext, Matrix4x4.Identity, InCamera);
Shader.Render(InDeviceContext, PrimitiveTopology.LineList, SizeToRender, 0);
}
public override void Render(ID3D11Device device, ID3D11DeviceContext deviceContext, Camera camera)
{
if (!DoRender)
{
return;
}
VertexBufferView VertexBufferView = new VertexBufferView(vertexBuffer, Unsafe.SizeOf <VertexLayouts.BasicLayout.Vertex>(), 0);
deviceContext.IASetVertexBuffers(0, VertexBufferView);
deviceContext.IASetPrimitiveTopology(PrimitiveTopology.LineStrip);
shader.SetSceneVariables(deviceContext, Transform, camera);
shader.Render(deviceContext, PrimitiveTopology.LineStrip, vertices.Length, 0);
}
public override void Render(ID3D11Device device, ID3D11DeviceContext deviceContext, Camera camera)
{
if (!DoRender)
{
return;
}
VertexBufferView VertexBufferView = new VertexBufferView(vertexBuffer, Unsafe.SizeOf <VertexLayouts.BasicLayout.Vertex>(), 0);
deviceContext.IASetVertexBuffers(0, VertexBufferView);
deviceContext.IASetIndexBuffer(indexBuffer, Vortice.DXGI.Format.R32_UInt, 0);
deviceContext.IASetPrimitiveTopology(PrimitiveTopology.LineList);
shader.SetSceneVariables(deviceContext, Transform, camera);
shader.Render(deviceContext, PrimitiveTopology.LineList, ReadOnlyIndices.Length, 0);
}
public override void Render(ID3D11Device device, ID3D11DeviceContext deviceContext, Camera camera)
{
if (!DoRender)
{
return;
}
VertexBufferView VertexBufferView = new VertexBufferView(vertexBuffer, Unsafe.SizeOf <VertexLayouts.CollisionLayout.Vertex>(), 0);
deviceContext.IASetVertexBuffers(0, VertexBufferView);
deviceContext.IASetIndexBuffer(indexBuffer, Vortice.DXGI.Format.R32_UInt, 0);
deviceContext.IASetPrimitiveTopology(PrimitiveTopology.TriangleList);
Shader.SetSceneVariables(deviceContext, Transform, camera);
Shader.SetShaderParameters(device, deviceContext, new BaseShader.MaterialParameters(null, SelectionColour.Normalize()));
Shader.Render(deviceContext, PrimitiveTopology.TriangleList, Indices.Length, 0);
}
public static void IASetVertexBuffers(this ID3D11DeviceContext context, int startSlot, ID3D11Buffer[] vertexBuffers, int[] strides, int[] offsets)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
if (vertexBuffers == null)
{
throw new ArgumentNullException(nameof(vertexBuffers));
}
if (strides == null)
{
throw new ArgumentNullException(nameof(strides));
}
if (offsets == null)
{
throw new ArgumentNullException(nameof(offsets));
}
if (vertexBuffers.Length == 0)
{
throw new ArgumentException(null, nameof(vertexBuffers));
}
if (vertexBuffers.Length != strides.Length)
{
throw new ArgumentException(null, nameof(strides));
}
if (vertexBuffers.Length != offsets.Length)
{
throw new ArgumentException(null, nameof(offsets));
}
context.IASetVertexBuffers((uint)startSlot, vertexBuffers.Length, vertexBuffers, strides.Select(s => (uint)s).ToArray(), offsets.Select(s => (uint)s).ToArray());
}
public void Draw(ID3D11Device device, ID3D11DeviceContext context, Span <VertexAttribute> layout)
{
Span <IntPtr> buffers = stackalloc IntPtr[layout.Length];
Span <uint> strides = stackalloc uint[layout.Length];
Span <uint> offsets = stackalloc uint[layout.Length];
for (int i = 0; i < layout.Length; ++i)
{
var va = layout[i];
if (m_vertexBufferMap.TryGetValue(va.Semantic, out VertexBuffer vb))
{
buffers[i] = vb.GetPtr(device);
strides[i] = (uint)vb.Stride;
}
}
context.IASetVertexBuffers(0, (uint)layout.Length,
ref MemoryMarshal.GetReference(buffers),
ref MemoryMarshal.GetReference(strides),
ref MemoryMarshal.GetReference(offsets));
context.IASetIndexBuffer(m_indexBuffer.Buffer, m_indexFormat, 0);
context.IASetPrimitiveTopology(D3D_PRIMITIVE_TOPOLOGY._TRIANGLELIST);
context.DrawIndexed((uint)m_indexCount, 0, 0);
}
static void Main()
{
ReferenceTracker.TrackReferences = true;
Form form = new Form();
IDXGIFactory factory = DXGI.CreateFactory();
IDXGIAdapter adapter = null;
factory.EnumAdapters(0, out adapter);
DXGI_SWAP_CHAIN_DESC swapChainDescription = new DXGI_SWAP_CHAIN_DESC
{
BufferCount = 1,
BufferDesc = new DXGI_MODE_DESC
{
Format = DXGI_FORMAT.DXGI_FORMAT_R8G8B8A8_UNORM,
Height = form.ClientSize.Height,
RefreshRate = new DXGI_RATIONAL
{
Denominator = 1,
Numerator = 60
},
Scaling = DXGI_MODE_SCALING.DXGI_MODE_SCALING_UNSPECIFIED,
ScanlineOrdering = DXGI_MODE_SCANLINE_ORDER.DXGI_MODE_SCANLINE_ORDER_UNSPECIFIED,
Width = form.ClientSize.Width
},
BufferUsage = (int)DXGI_USAGE.DXGI_USAGE_RENDER_TARGET_OUTPUT,
Flags = 0,
OutputWindow = form.Handle,
SampleDesc = new DXGI_SAMPLE_DESC
{
Count = 1,
Quality = 0
},
SwapEffect = DXGI_SWAP_EFFECT.DXGI_SWAP_EFFECT_DISCARD,
Windowed = true
};
ID3D11Device device = SlimDX.Direct3D11.Direct3D11.CreateDevice(adapter);
IDXGISwapChain swapChain = null;
factory.CreateSwapChain(device, swapChainDescription, out swapChain);
ID3D11Texture2D backbuffer = swapChain.GetBuffer <ID3D11Texture2D>(0);
ID3D11RenderTargetView view = null;
device.CreateRenderTargetView(backbuffer, null, out view);
ID3DBlob vertexShaderBytecode = ShaderCompiler.CompileFromString(File.ReadAllText("MiniTri11.fx"), "MiniTri11.fx", "VS", "vs_4_0");
ID3DBlob pixelShaderBytecode = ShaderCompiler.CompileFromString(File.ReadAllText("MiniTri11.fx"), "MiniTri11.fx", "PS", "ps_4_0");
D3D11_INPUT_ELEMENT_DESC[] inputElements = new[] {
new D3D11_INPUT_ELEMENT_DESC {
SemanticName = "POSITION", AlignedByteOffset = 0, SemanticIndex = 0, Format = DXGI_FORMAT.DXGI_FORMAT_R32G32B32A32_FLOAT, InstanceDataStepRate = 0, InputSlot = 0, InputSlotClass = D3D11_INPUT_CLASSIFICATION.D3D11_INPUT_PER_VERTEX_DATA
},
new D3D11_INPUT_ELEMENT_DESC {
SemanticName = "COLOR", AlignedByteOffset = 16, SemanticIndex = 0, Format = DXGI_FORMAT.DXGI_FORMAT_R32G32B32A32_FLOAT, InstanceDataStepRate = 0, InputSlot = 0, InputSlotClass = D3D11_INPUT_CLASSIFICATION.D3D11_INPUT_PER_VERTEX_DATA
}
};
ID3DBlob inputSignature;
ShaderCompiler.D3DGetInputSignatureBlob(vertexShaderBytecode.GetBufferPointer(), vertexShaderBytecode.GetBufferSize(), out inputSignature);
ID3D11InputLayout inputLayout;
device.CreateInputLayout(inputElements, inputElements.Length, inputSignature.GetBufferPointer(), inputSignature.GetBufferSize(), out inputLayout);
ByteBuffer vertexData = new ByteBuffer(3 * 32);
vertexData.Write(0 * Vector4.SizeInBytes, new Vector4(0.0f, 0.5f, 0.5f, 1.0f));
vertexData.Write(1 * Vector4.SizeInBytes, new Vector4(1.0f, 0.0f, 0.0f, 1.0f));
vertexData.Write(2 * Vector4.SizeInBytes, new Vector4(0.5f, -0.5f, 0.5f, 1.0f));
vertexData.Write(3 * Vector4.SizeInBytes, new Vector4(0.0f, 1.0f, 0.0f, 1.0f));
vertexData.Write(4 * Vector4.SizeInBytes, new Vector4(-0.5f, -0.5f, 0.5f, 1.0f));
vertexData.Write(5 * Vector4.SizeInBytes, new Vector4(0.0f, 0.0f, 1.0f, 1.0f));
D3D11_BUFFER_DESC vertexBufferDescription = new D3D11_BUFFER_DESC
{
BindFlags = 1, //vertex buffer
ByteWidth = 3 * 32,
CPUAccessFlags = 0,
MiscFlags = 0,
Usage = D3D11_USAGE.D3D11_USAGE_DEFAULT,
StructureByteStride = 0
};
ID3D11Buffer vertexBuffer;
D3D11_SUBRESOURCE_DATA srd = new D3D11_SUBRESOURCE_DATA
{
pSysMem = vertexData.Pin(),
SysMemPitch = 0,
SysMemSlicePitch = 0
};
device.CreateBuffer(vertexBufferDescription, srd, out vertexBuffer);
vertexData.Unpin();
RenderLoop loop = new RenderLoop();
ID3D11DeviceContext context = null;
device.GetImmediateContext(out context);
ID3D11VertexShader vertexShader;
ID3D11PixelShader pixelShader;
device.CreateVertexShader(vertexShaderBytecode.GetBufferPointer(), vertexShaderBytecode.GetBufferSize(), null, out vertexShader);
device.CreatePixelShader(pixelShaderBytecode.GetBufferPointer(), pixelShaderBytecode.GetBufferSize(), null, out pixelShader);
context.IASetInputLayout(inputLayout);
context.VSSetShader(vertexShader, null, 0);
context.PSSetShader(pixelShader, null, 0);
context.IASetPrimitiveTopology(4); //triangle list
context.IASetVertexBuffers(0, 1, new ID3D11Buffer[] { vertexBuffer }, new int[] { 32 }, new int[] { 0 });
context.OMSetRenderTargets(1, new ID3D11RenderTargetView[] { view }, IntPtr.Zero);
D3D11_VIEWPORT vp = new D3D11_VIEWPORT {
Height = form.ClientSize.Height,
Width = form.ClientSize.Width,
TopLeftX = 0,
TopLeftY = 0,
MinDepth = 0.0f,
MaxDepth = 1.0f
};
context.RSSetViewports(1, new D3D11_VIEWPORT [] { vp });
loop.Run(form, () =>
{
var clearColor = new SlimDX.Color4 {
R = 0.0f, G = 0.0f, B = 0.0f, A = 1.0f
};
context.ClearRenderTargetView(view, clearColor);
context.Draw(3, 0);
swapChain.Present(0, 0);
});
view.ReleaseReference();
backbuffer.ReleaseReference();
swapChain.ReleaseReference();
device.ReleaseReference();
adapter.ReleaseReference();
factory.ReleaseReference();
}