Continue working on RHI

Ghost.Graphics/D3D12/D3D12GraphicsEngine.cs

@@ -0,0 +1,61 @@
+using Ghost.Graphics.RHI;
+
+namespace Ghost.Graphics.D3D12;
+
+internal unsafe class D3D12GraphicsEngine : IGraphicsEngine
+{
+#if DEBUG
+    private readonly D3D12DebugLayer _debugLayer;
+#endif
+
+    private readonly D3D12RenderDevice _device;
+    private readonly D3D12PipelineStateController _stateController;
+    private readonly D3D12ResourceAllocator _resourceAllocator;
+
+    private readonly D3D12PipelineStateController _pipelineState;
+    private readonly D3D12DescriptorAllocator _descriptorAllocator;
+
+    public IRenderDevice Device => _device;
+    public IPipelineStateController PipelineStateController => _stateController;
+    public IResourceAllocator ResourceAllocator => _resourceAllocator;
+
+    public D3D12GraphicsEngine(RenderSystem renderSystem)
+    {
+#if DEBUG
+        _debugLayer = new();
+#endif
+
+        _device = new();
+        _stateController = new(_device);
+        _resourceAllocator = new(_device, renderSystem);
+
+        _pipelineState = new(_device);
+        _descriptorAllocator = new(_device);
+    }
+
+    public IRenderer CreateRenderer()
+    {
+        return new D3D12Renderer(this, _resourceAllocator);
+    }
+
+    public ICommandBuffer CreateCommandBuffer(CommandBufferType type = CommandBufferType.Graphics)
+    {
+        return new D3D12CommandBuffer(_device, _stateController, _descriptorAllocator, type);
+    }
+
+    public ISwapChain CreateSwapChain(SwapChainDesc desc)
+    {
+        return new D3D12SwapChain(_device.DXGIFactory, ((D3D12CommandQueue)_device.ComputeQueue).NativeQueue, desc);
+    }
+
+    public void Dispose()
+    {
+        _descriptorAllocator.Dispose();
+        _resourceAllocator.Dispose();
+        _device.Dispose();
+
+#if DEBUG
+        _debugLayer.Dispose();
+#endif
+    }
+}