/// <inheritdoc/>
public override unsafe void OnInitialize(HWND hwnd)
{
// Get the underlying ID3D12Device in use
fixed(ID3D12Device **d3D12Device = this.d3D12Device)
{
_ = InteropServices.TryGetID3D12Device(GraphicsDevice.Default, Windows.__uuidof <ID3D12Device>(), (void **)d3D12Device);
}
// Create the direct command queue to use
fixed(ID3D12CommandQueue **d3D12CommandQueue = this.d3D12CommandQueue)
{
D3D12_COMMAND_QUEUE_DESC d3D12CommandQueueDesc;
d3D12CommandQueueDesc.Type = D3D12_COMMAND_LIST_TYPE.D3D12_COMMAND_LIST_TYPE_DIRECT;
d3D12CommandQueueDesc.Priority = (int)D3D12_COMMAND_QUEUE_PRIORITY.D3D12_COMMAND_QUEUE_PRIORITY_NORMAL;
d3D12CommandQueueDesc.Flags = D3D12_COMMAND_QUEUE_FLAGS.D3D12_COMMAND_QUEUE_FLAG_NONE;
d3D12CommandQueueDesc.NodeMask = 0;
_ = d3D12Device.Get()->CreateCommandQueue(
&d3D12CommandQueueDesc,
Windows.__uuidof <ID3D12CommandQueue>(),
(void **)d3D12CommandQueue);
}
// Create the direct fence
fixed(ID3D12Fence **d3D12Fence = this.d3D12Fence)
{
_ = this.d3D12Device.Get()->CreateFence(
0,
D3D12_FENCE_FLAGS.D3D12_FENCE_FLAG_NONE,
Windows.__uuidof <ID3D12Fence>(),
(void **)d3D12Fence);
}
// Create the swap chain to display frames
fixed(IDXGISwapChain1 **dxgiSwapChain1 = this.dxgiSwapChain1)
{
using ComPtr <IDXGIFactory2> dxgiFactory2 = default;
_ = DirectX.CreateDXGIFactory2(DXGI.DXGI_CREATE_FACTORY_DEBUG, Windows.__uuidof <IDXGIFactory2>(), (void **)dxgiFactory2.GetAddressOf());
DXGI_SWAP_CHAIN_DESC1 dxgiSwapChainDesc1 = default;
dxgiSwapChainDesc1.AlphaMode = DXGI_ALPHA_MODE.DXGI_ALPHA_MODE_IGNORE;
dxgiSwapChainDesc1.BufferCount = 2;
dxgiSwapChainDesc1.Flags = 0;
dxgiSwapChainDesc1.Format = DXGI_FORMAT.DXGI_FORMAT_R8G8B8A8_UNORM;
dxgiSwapChainDesc1.Width = 0;
dxgiSwapChainDesc1.Height = 0;
dxgiSwapChainDesc1.SampleDesc = new DXGI_SAMPLE_DESC(count: 1, quality: 0);
dxgiSwapChainDesc1.Scaling = DXGI_SCALING.DXGI_SCALING_STRETCH;
dxgiSwapChainDesc1.Stereo = 0;
dxgiSwapChainDesc1.SwapEffect = DXGI_SWAP_EFFECT.DXGI_SWAP_EFFECT_FLIP_SEQUENTIAL;
_ = dxgiFactory2.Get()->CreateSwapChainForHwnd(
(IUnknown *)d3D12CommandQueue.Get(),
hwnd,
&dxgiSwapChainDesc1,
null,
null,
dxgiSwapChain1);
}
// Create the command allocator to use
fixed(ID3D12CommandAllocator **d3D12CommandAllocator = this.d3D12CommandAllocator)
{
this.d3D12Device.Get()->CreateCommandAllocator(
D3D12_COMMAND_LIST_TYPE.D3D12_COMMAND_LIST_TYPE_DIRECT,
Windows.__uuidof <ID3D12CommandAllocator>(),
(void **)d3D12CommandAllocator);
}
// Create the reusable command list to copy data to the back buffers
fixed(ID3D12GraphicsCommandList **d3D12GraphicsCommandList = this.d3D12GraphicsCommandList)
{
this.d3D12Device.Get()->CreateCommandList(
0,
D3D12_COMMAND_LIST_TYPE.D3D12_COMMAND_LIST_TYPE_DIRECT,
d3D12CommandAllocator,
null,
Windows.__uuidof <ID3D12GraphicsCommandList>(),
(void **)d3D12GraphicsCommandList);
}
// Close the command list to prepare it for future use
this.d3D12GraphicsCommandList.Get()->Close();
}
