public Handle <RasterizerState> Create(RasterizerStateCreation args)
{
var handle = _resourcePool.CreateResource();
if (!handle.IsValid())
{
throw new InvalidOperationException($"Failed to Create a {nameof(RasterizerState)} Handle");
}
Logger.Trace <RasterizerManager>($"Creating {nameof(RasterizerState)} with .....");
var desc = new D3D11_RASTERIZER_DESC
{
CullMode = (D3D11_CULL_MODE)args.CullMode,
FillMode = (D3D11_FILL_MODE)args.FillMode,
DepthClipEnable = 1,
};
var state = _resourcePool.GetResourcePointer(handle);
state->CullMode = args.CullMode;
state->FillMode = args.FillMode;
Common.CheckAndThrow(_device->CreateRasterizerState(&desc, &state->State), nameof(ID3D11Device.CreateRasterizerState));
return(handle);
}
public virtual void GetDesc(
out D3D11_RASTERIZER_DESC pDesc
)
{
var fp = GetFunctionPointer(7);
if (m_GetDescFunc == null)
{
m_GetDescFunc = (GetDescFunc)Marshal.GetDelegateForFunctionPointer(fp, typeof(GetDescFunc));
}
m_GetDescFunc(m_ptr, out pDesc);
}
public virtual int CreateRasterizerState(
ref D3D11_RASTERIZER_DESC pRasterizerDesc,
out ID3D11RasterizerState ppRasterizerState
)
{
var fp = GetFunctionPointer(22);
if (m_CreateRasterizerStateFunc == null)
{
m_CreateRasterizerStateFunc = (CreateRasterizerStateFunc)Marshal.GetDelegateForFunctionPointer(fp, typeof(CreateRasterizerStateFunc));
}
ppRasterizerState = new ID3D11RasterizerState();
return(m_CreateRasterizerStateFunc(m_ptr, ref pRasterizerDesc, out ppRasterizerState.PtrForNew));
}
private void Init()
{
// this code is ported from https://gist.github.com/d7samurai/261c69490cce0620d0bfc93003cd1052
var fac = DXGIFunctions.CreateDXGIFactory2();
var flags = D3D11_CREATE_DEVICE_FLAG.D3D11_CREATE_DEVICE_BGRA_SUPPORT;
#if DEBUG
flags |= D3D11_CREATE_DEVICE_FLAG.D3D11_CREATE_DEVICE_DEBUG;
#endif
var d3D11Device = D3D11Functions.D3D11CreateDevice(null, D3D_DRIVER_TYPE.D3D_DRIVER_TYPE_HARDWARE, flags, out _deviceContext);
var mt = d3D11Device.As <ID3D11Multithread>();
mt?.SetMultithreadProtected(true);
var desc = new DXGI_SWAP_CHAIN_DESC1();
desc.Format = DXGI_FORMAT.DXGI_FORMAT_B8G8R8A8_UNORM_SRGB;
desc.SampleDesc.Count = 1;
desc.BufferUsage = Constants.DXGI_USAGE_RENDER_TARGET_OUTPUT;
desc.BufferCount = 2;
// note: this causes a warning in debug
// DXGI WARNING: IDXGIFactory::CreateSwapChain: Blt-model swap effects (DXGI_SWAP_EFFECT_DISCARD and DXGI_SWAP_EFFECT_SEQUENTIAL) are legacy swap effects that are predominantly superceded by their flip-model counterparts (DXGI_SWAP_EFFECT_FLIP_SEQUENTIAL and DXGI_SWAP_EFFECT_FLIP_DISCARD). Please consider updating your application to leverage flip-model swap effects to benefit from modern presentation enhancements. More information is available at http://aka.ms/dxgiflipmodel. [ MISCELLANEOUS WARNING #294: ]
_swapChain = fac.CreateSwapChainForHwnd <IDXGISwapChain1>(d3D11Device, Handle, desc);
var frameBuffer = _swapChain.GetBuffer <ID3D11Texture2D>(0);
_renderTargetView = d3D11Device.CreateRenderTargetView(frameBuffer);
frameBuffer.Object.GetDesc(out var depthBufferDesc);
_width = depthBufferDesc.Width;
_height = depthBufferDesc.Height;
depthBufferDesc.Format = DXGI_FORMAT.DXGI_FORMAT_D24_UNORM_S8_UINT;
depthBufferDesc.BindFlags = (uint)D3D11_BIND_FLAG.D3D11_BIND_DEPTH_STENCIL;
var depthBuffer = d3D11Device.CreateTexture2D <ID3D11Texture2D>(depthBufferDesc);
_depthBufferView = d3D11Device.CreateDepthStencilView(depthBuffer);
var vsBlob = D3D11Functions.D3DCompileFromFile("shaders.hlsl", "vs_main", "vs_5_0");
_vertexShader = d3D11Device.CreateVertexShader(vsBlob);
var inputElements = new D3D11_INPUT_ELEMENT_DESC[] {
new D3D11_INPUT_ELEMENT_DESC {
SemanticName = "POS", Format = DXGI_FORMAT.DXGI_FORMAT_R32G32B32_FLOAT
},
new D3D11_INPUT_ELEMENT_DESC {
SemanticName = "NOR", Format = DXGI_FORMAT.DXGI_FORMAT_R32G32B32_FLOAT, AlignedByteOffset = unchecked ((uint)Constants.D3D11_APPEND_ALIGNED_ELEMENT)
},
new D3D11_INPUT_ELEMENT_DESC {
SemanticName = "TEX", Format = DXGI_FORMAT.DXGI_FORMAT_R32G32_FLOAT, AlignedByteOffset = unchecked ((uint)Constants.D3D11_APPEND_ALIGNED_ELEMENT)
},
new D3D11_INPUT_ELEMENT_DESC {
SemanticName = "COL", Format = DXGI_FORMAT.DXGI_FORMAT_R32G32B32A32_FLOAT, AlignedByteOffset = unchecked ((uint)Constants.D3D11_APPEND_ALIGNED_ELEMENT)
},
};
_inputLayout = d3D11Device.CreateInputLayout(inputElements, vsBlob);
var psBlob = D3D11Functions.D3DCompileFromFile("shaders.hlsl", "ps_main", "ps_5_0");
_pixelShader = d3D11Device.CreatePixelShader(psBlob);
var rasterizerDesc = new D3D11_RASTERIZER_DESC();
rasterizerDesc.FillMode = D3D11_FILL_MODE.D3D11_FILL_SOLID;
rasterizerDesc.CullMode = D3D11_CULL_MODE.D3D11_CULL_BACK;
_rasterizerState = d3D11Device.CreateRasterizerState(rasterizerDesc);
var samplerDesc = new D3D11_SAMPLER_DESC();
samplerDesc.Filter = D3D11_FILTER.D3D11_FILTER_MIN_MAG_MIP_POINT;
samplerDesc.AddressU = D3D11_TEXTURE_ADDRESS_MODE.D3D11_TEXTURE_ADDRESS_BORDER;
samplerDesc.AddressV = D3D11_TEXTURE_ADDRESS_MODE.D3D11_TEXTURE_ADDRESS_BORDER;
samplerDesc.AddressW = D3D11_TEXTURE_ADDRESS_MODE.D3D11_TEXTURE_ADDRESS_BORDER;
samplerDesc.BorderColor = new float[4];
samplerDesc.BorderColor[0] = 1;
samplerDesc.BorderColor[1] = 1;
samplerDesc.BorderColor[2] = 1;
samplerDesc.BorderColor[3] = 1;
samplerDesc.ComparisonFunc = D3D11_COMPARISON_FUNC.D3D11_COMPARISON_NEVER;
_samplerState = d3D11Device.CreateSamplerState(samplerDesc);
var depthStencilDesc = new D3D11_DEPTH_STENCIL_DESC();
depthStencilDesc.DepthEnable = true;
depthStencilDesc.DepthWriteMask = D3D11_DEPTH_WRITE_MASK.D3D11_DEPTH_WRITE_MASK_ALL;
depthStencilDesc.DepthFunc = D3D11_COMPARISON_FUNC.D3D11_COMPARISON_LESS;
_depthStencilState = d3D11Device.CreateDepthStencilState(depthStencilDesc);
var blendDesc = new D3D11_BLEND_DESC();
blendDesc.RenderTarget = new D3D11_RENDER_TARGET_BLEND_DESC[8];
blendDesc.RenderTarget[0].BlendEnable = true;
blendDesc.RenderTarget[0].SrcBlend = D3D11_BLEND.D3D11_BLEND_SRC_ALPHA;
blendDesc.RenderTarget[0].DestBlend = D3D11_BLEND.D3D11_BLEND_INV_SRC_ALPHA;
blendDesc.RenderTarget[0].BlendOp = D3D11_BLEND_OP.D3D11_BLEND_OP_ADD;
blendDesc.RenderTarget[0].SrcBlendAlpha = D3D11_BLEND.D3D11_BLEND_ZERO;
blendDesc.RenderTarget[0].DestBlendAlpha = D3D11_BLEND.D3D11_BLEND_ZERO;
blendDesc.RenderTarget[0].BlendOpAlpha = D3D11_BLEND_OP.D3D11_BLEND_OP_ADD;
blendDesc.RenderTarget[0].RenderTargetWriteMask = (byte)(D3D11_COLOR_WRITE_ENABLE.D3D11_COLOR_WRITE_ENABLE_ALL);
_blendState = d3D11Device.CreateBlendState(blendDesc);
var constantBufferDesc = new D3D11_BUFFER_DESC();
constantBufferDesc.ByteWidth = (uint)Marshal.SizeOf <VS_CONSTANT_BUFFER>();
constantBufferDesc.Usage = D3D11_USAGE.D3D11_USAGE_DYNAMIC;
constantBufferDesc.BindFlags = (uint)D3D11_BIND_FLAG.D3D11_BIND_CONSTANT_BUFFER;
constantBufferDesc.CPUAccessFlags = (uint)D3D11_CPU_ACCESS_FLAG.D3D11_CPU_ACCESS_WRITE;
if ((constantBufferDesc.ByteWidth % 16) != 0)
{
throw new InvalidOperationException("Constant buffer size must be a multiple of 16.");
}
_constantBuffer = d3D11Device.CreateBuffer(constantBufferDesc);
var vertexBufferDesc = new D3D11_BUFFER_DESC();
var gc = GCHandle.Alloc(Data.VertexData, GCHandleType.Pinned);
vertexBufferDesc.ByteWidth = (uint)Data.VertexData.SizeOf();
vertexBufferDesc.Usage = D3D11_USAGE.D3D11_USAGE_IMMUTABLE;
vertexBufferDesc.BindFlags = (uint)D3D11_BIND_FLAG.D3D11_BIND_VERTEX_BUFFER;
var vertexData = new D3D11_SUBRESOURCE_DATA();
vertexData.pSysMem = gc.AddrOfPinnedObject();
_vertexBuffer = d3D11Device.CreateBuffer(vertexBufferDesc, vertexData);
gc.Free();
var indexBufferDesc = new D3D11_BUFFER_DESC();
gc = GCHandle.Alloc(Data.IndexData, GCHandleType.Pinned);
indexBufferDesc.ByteWidth = (uint)Data.IndexData.SizeOf();
indexBufferDesc.Usage = D3D11_USAGE.D3D11_USAGE_IMMUTABLE;
indexBufferDesc.BindFlags = (uint)D3D11_BIND_FLAG.D3D11_BIND_INDEX_BUFFER;
var indexData = new D3D11_SUBRESOURCE_DATA();
indexData.pSysMem = gc.AddrOfPinnedObject();
_indexBuffer = d3D11Device.CreateBuffer(indexBufferDesc, indexData);
gc.Free();
var textureDesc = new D3D11_TEXTURE2D_DESC();
textureDesc.Width = 20;
textureDesc.Height = 20;
textureDesc.MipLevels = 1;
textureDesc.ArraySize = 1;
textureDesc.Format = DXGI_FORMAT.DXGI_FORMAT_R8G8B8A8_UNORM_SRGB;
textureDesc.SampleDesc.Count = 1;
textureDesc.Usage = D3D11_USAGE.D3D11_USAGE_IMMUTABLE;
textureDesc.BindFlags = (uint)D3D11_BIND_FLAG.D3D11_BIND_SHADER_RESOURCE;
gc = GCHandle.Alloc(Data.TextureData, GCHandleType.Pinned);
var textureData = new D3D11_SUBRESOURCE_DATA();
textureData.pSysMem = gc.AddrOfPinnedObject();
textureData.SysMemPitch = 20 * 4; // 4 bytes per pixel
gc.Free();
var texture = d3D11Device.CreateTexture2D <ID3D11Texture2D>(textureDesc, textureData);
_shaderResourceView = d3D11Device.CreateShaderResourceView(texture);
}
