public override Graphics.D3D11.Pipeline.Pipeline[] BuildPipeline(IServiceCollection services)
{
Debug.Assert(GraphicsDevice.IsInitialized, $"{nameof(GraphicsDevice)} must be initialized before the {nameof(GraphicsSystem)} is created.");
var assetsManager = services.Get <AssetsManager>();
var swapchain = GraphicsDevice.SwapChain;
// Create the framebuffers
var gBufferPosition = GraphicsDevice.TextureManager.Create(new TextureCreation
{
Format = TextureFormats.RGBA32F,
Width = swapchain.Width,
Height = swapchain.Height,
Binding = TextureBindFlags.FrameBuffer
});
var gBufferAlbedo = GraphicsDevice.TextureManager.Create(new TextureCreation
{
Format = TextureFormats.RGBA32F,
Width = swapchain.Width,
Height = swapchain.Height,
Binding = TextureBindFlags.FrameBuffer
});
var gBufferNormals = GraphicsDevice.TextureManager.Create(new TextureCreation
{
Format = TextureFormats.RGBA32F,
Width = swapchain.Width,
Height = swapchain.Height,
Binding = TextureBindFlags.FrameBuffer
});
var depthBuffer = GraphicsDevice.TextureManager.Create(new TextureCreation
{
Binding = TextureBindFlags.DepthBuffer,
DepthStencilFormat = DepthStencilFormats.D24S8,
Format = TextureFormats.R24G8TL
});
var fullscreenSampler = GraphicsDevice.SamplerManager.Create(new SamplerCreation
{
Filter = TextureFilter.MinMagMipPoint,
AddressAll = TextureAddressMode.Wrap,
});
var gBuffer = new Graphics.D3D11.Pipeline.Pipeline
{
RenderTargets = new[] { gBufferPosition, gBufferAlbedo, gBufferNormals },
ClearDepthBuffer = true,
DepthBufferClearValue = 1f,
DepthBuffer = depthBuffer,
ClearColor = Color.White,
ClearRenderTargets = true,
Renderer = services.Get <GeometryRenderer>()
};
var deferredShadingTarget = GraphicsDevice.TextureManager.Create(new TextureCreation
{
Format = TextureFormats.RGBA32F,
Width = swapchain.Width,
Height = swapchain.Height,
Binding = TextureBindFlags.FrameBuffer
});
var deferredShading = new Graphics.D3D11.Pipeline.Pipeline
{
PixelShader = assetsManager.GetAssetHandle <PixelShader>(_lambertianPixelShaderHandle),
VertexShader = assetsManager.GetAssetHandle <VertexShader>(_lambertianVertexShaderHandle),
RenderTargets = new [] { deferredShadingTarget },
PixelShaderResources = new [] { gBufferPosition, gBufferAlbedo, gBufferNormals },
PixelShaderSamplers = new [] { fullscreenSampler },
Renderer = services.Get <DeferredShadingRenderer>()
};
var backbufferRenderTarget = GraphicsDevice.Backbuffer;
var fullscreenRenderer = services.Get <FullscreenRenderer>();
var backbuffer = new Graphics.D3D11.Pipeline.Pipeline
{
ClearDepthBuffer = false,
//ClearRenderTargets = true,
//ClearColor = Color.Black,
RenderTargets = new[] { backbufferRenderTarget },
PixelShader = assetsManager.GetAssetHandle <PixelShader>(_fullscreenPixelShaderHandle),
VertexShader = assetsManager.GetAssetHandle <VertexShader>(_fullscreenVertexShaderHandle),
PixelShaderResources = new[] { deferredShadingTarget },
PixelShaderSamplers = new[] { fullscreenSampler },
Renderer = fullscreenRenderer
};
//var uiRenderTarget = GraphicsDevice.TextureManager.Create(new TextureCreation
//{
// Format = TextureFormats.RGBA32F,
// Width = swapchain.Width,
// Height = swapchain.Height,
// Binding = TextureBindFlags.FrameBuffer
//});
var uiDepthBuffer = GraphicsDevice.TextureManager.Create(new TextureCreation
{
Binding = TextureBindFlags.DepthBuffer,
DepthStencilFormat = DepthStencilFormats.D24S8,
Format = TextureFormats.R24G8TL
});
var uiBlendState = GraphicsDevice.BlendStateManager.Create(new BlendStateCreation());
var uiRasterizerState = GraphicsDevice.RasterizerManager.Create(new RasterizerStateCreation(CullMode.Back));
var uiSampler = GraphicsDevice.SamplerManager.Create(new SamplerCreation
{
Filter = TextureFilter.MinPointMagMipLinear,
AddressAll = TextureAddressMode.Clamp,
});
// TODO: should we render it to an offscreen buffer to support multi-threaded rendering or directly to the backbuffer?
var ui = new Graphics.D3D11.Pipeline.Pipeline
{
RenderTargets = new[] { backbufferRenderTarget },
//DepthBuffer = uiDepthBuffer,
//ClearDepthBuffer = true,
//DepthBufferClearValue = 1f,
Renderer = services.Get <SpriteRenderer>(),
PixelShaderSamplers = new [] { uiSampler }, // TODO: text must be rendered with a different sampler :O
VertexShader = assetsManager.GetAssetHandle <VertexShader>(_uiVertexShaderHandle),
PixelShader = assetsManager.GetAssetHandle <PixelShader>(_uiPixelShaderHandle),
BlendState = uiBlendState,
//RasterizerState = uiRasterizerState
};
/***** DEBUG Stuff *****/
var debugTextureHandle = GraphicsDevice.TextureManager.Create(new TextureCreation
{
Width = swapchain.Width,
Height = swapchain.Height,
Binding = TextureBindFlags.FrameBuffer,
Format = TextureFormats.BGRA8U,
Usage = D3D11_USAGE.D3D11_USAGE_DEFAULT,
MiscFlags = D3D11_RESOURCE_MISC_FLAG.D3D11_RESOURCE_MISC_GDI_COMPATIBLE
});
using ComPtr <IDXGISurface1> surface = default;
unsafe
{
fixed(Guid *uuid = &D3D11Common.DXGISurface1)
{
Common.CheckAndThrow(GraphicsDevice.TextureManager.Access(debugTextureHandle).D3DTexture->QueryInterface(uuid, (void **)surface.GetAddressOf()), nameof(ID3D11Texture2D.QueryInterface));
}
}
var debugPipeline = new Graphics.D3D11.Pipeline.Pipeline
{
ClearColor = Color.Zero,
ClearRenderTargets = true,
RenderTargets = new[] { debugTextureHandle },
Renderer = new DebugRenderer(surface)
};
var debugOverlay = new Graphics.D3D11.Pipeline.Pipeline
{
ClearRenderTargets = false,
RenderTargets = new[] { backbufferRenderTarget },
Renderer = fullscreenRenderer,
PixelShader = assetsManager.GetAssetHandle <PixelShader>(_debugPixelShaderHandle),
VertexShader = assetsManager.GetAssetHandle <VertexShader>(_fullscreenVertexShaderHandle),
PixelShaderResources = new[] { debugTextureHandle },
PixelShaderSamplers = new[] { fullscreenSampler },
};
/***** DEBUG Stuff *****/
var debugVerticesPipeline = new Graphics.D3D11.Pipeline.Pipeline
{
RenderTargets = new[] { backbufferRenderTarget },
Renderer = services.Get <BoundingBoxRenderer>(),
VertexShader = assetsManager.GetAssetHandle <VertexShader>(_debugLineVertexShaderHandle),
PixelShader = assetsManager.GetAssetHandle <PixelShader>(_debugLinePixelShaderHandle),
};
return(new[] { gBuffer, deferredShading, debugPipeline, backbuffer, ui, debugVerticesPipeline, debugOverlay });
}
public override Graphics.D3D11.Pipeline.Pipeline[] BuildPipeline(IServiceCollection services)
{
var assetsManager = services.Get <AssetsManager>();
var pointSampler = GraphicsDevice.SamplerManager.Create(new SamplerCreation
{
Filter = TextureFilter.MinMagMipPoint,
AddressAll = TextureAddressMode.Wrap,
});
var linearSampler = GraphicsDevice.SamplerManager.Create(new SamplerCreation
{
Filter = TextureFilter.MinMagMipLinear,
AddressAll = TextureAddressMode.Wrap,
});
var blendState = GraphicsDevice.BlendStateManager.Create(new BlendStateCreation());
var backbufferRenderTarget = GraphicsDevice.Backbuffer;
var backbuffer = new Graphics.D3D11.Pipeline.Pipeline
{
ClearRenderTargets = true,
ClearColor = Color.Black,
BlendState = blendState,
RenderTargets = new[] { backbufferRenderTarget },
PixelShader = assetsManager.GetAssetHandle <PixelShader>(_spritePS),
VertexShader = assetsManager.GetAssetHandle <VertexShader>(_spriteVS),
PixelShaderSamplers = new[] { pointSampler, linearSampler },
Renderer = new SpriteRenderer(services.Get <SpriteRenderQueue>())
};
var debugVerticesPipeline = new Graphics.D3D11.Pipeline.Pipeline
{
RenderTargets = new[] { backbufferRenderTarget },
Renderer = new BoundingBoxRenderer(services.Get <BoundingBoxRenderQueue>()),
VertexShader = assetsManager.GetAssetHandle <VertexShader>(_lineVS),
PixelShader = assetsManager.GetAssetHandle <PixelShader>(_linePS),
};
#if STATS
/***** DEBUG Stuff *****/
var debugTextureHandle = GraphicsDevice.TextureManager.Create(new TextureCreation
{
Width = GraphicsDevice.SwapChain.Width,
Height = GraphicsDevice.SwapChain.Height,
Binding = TextureBindFlags.FrameBuffer,
Format = TextureFormats.BGRA8U,
Usage = D3D11_USAGE.D3D11_USAGE_DEFAULT,
MiscFlags = D3D11_RESOURCE_MISC_FLAG.D3D11_RESOURCE_MISC_GDI_COMPATIBLE
});
using ComPtr <IDXGISurface1> surface = default;
unsafe
{
fixed(Guid *uuid = &D3D11Common.DXGISurface1)
{
Common.CheckAndThrow(GraphicsDevice.TextureManager.Access(debugTextureHandle).D3DTexture->QueryInterface(uuid, (void **)surface.GetAddressOf()), nameof(ID3D11Texture2D.QueryInterface));
}
}
var debugPipeline = new Graphics.D3D11.Pipeline.Pipeline
{
ClearColor = Color.Zero,
ClearRenderTargets = true,
RenderTargets = new[] { debugTextureHandle },
Renderer = new DebugRenderer(surface)
};
var fullscreenSampler = GraphicsDevice.SamplerManager.Create(new SamplerCreation
{
Filter = TextureFilter.MinMagMipPoint,
AddressAll = TextureAddressMode.Wrap,
});
var debugOverlay = new Graphics.D3D11.Pipeline.Pipeline
{
ClearRenderTargets = false,
RenderTargets = new[] { backbufferRenderTarget },
Renderer = new FullscreenRenderer(),
PixelShader = assetsManager.GetAssetHandle <PixelShader>(_debugPS),
VertexShader = assetsManager.GetAssetHandle <VertexShader>(_fullscreenVS),
PixelShaderResources = new[] { debugTextureHandle },
PixelShaderSamplers = new[] { fullscreenSampler },
};
/***** DEBUG Stuff *****/
return(new[] { debugPipeline, backbuffer, debugVerticesPipeline, debugOverlay });
#else
return(new[] { backbuffer, debugVerticesPipeline });
#endif
}
