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167 lines
5.0 KiB
C#
167 lines
5.0 KiB
C#
using SharpDX;
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using SharpDX.Direct3D11;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using Device = SharpDX.Direct3D11.Device;
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using Buffer = SharpDX.Direct3D11.Buffer;
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using MapFlags = SharpDX.Direct3D11.MapFlags;
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using CodeWalker.GameFiles;
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using System.IO;
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using SharpDX.DXGI;
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using CodeWalker.World;
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namespace CodeWalker.Rendering
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{
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public struct MarkerShaderVSSceneVars
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{
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public Matrix ViewProj;
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public Matrix ViewInv;
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public Vector4 ScreenScale; //xy = 1/wh
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}
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public struct MarkerShaderVSMarkerVars
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{
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public Vector4 CamRel;
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public Vector2 Size;
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public Vector2 Offset;
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}
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public class MarkerShader : Shader, IDisposable
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{
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bool disposed = false;
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VertexShader markervs;
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PixelShader markerps;
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GpuVarsBuffer<MarkerShaderVSSceneVars> VSSceneVars;
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GpuVarsBuffer<MarkerShaderVSMarkerVars> VSMarkerVars;
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SamplerState texsampler;
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InputLayout layout;
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public MarkerShader(Device device)
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{
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byte[] vsbytes = File.ReadAllBytes("Shaders\\MarkerVS.cso");
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byte[] psbytes = File.ReadAllBytes("Shaders\\MarkerPS.cso");
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markervs = new VertexShader(device, vsbytes);
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markerps = new PixelShader(device, psbytes);
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VSSceneVars = new GpuVarsBuffer<MarkerShaderVSSceneVars>(device);
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VSMarkerVars = new GpuVarsBuffer<MarkerShaderVSMarkerVars>(device);
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layout = new InputLayout(device, vsbytes, new[]
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{
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new InputElement("POSITION", 0, Format.R32G32B32A32_Float, 0, 0),
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new InputElement("TEXCOORD", 0, Format.R32G32_Float, 16, 0),
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});
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texsampler = new SamplerState(device, new SamplerStateDescription()
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{
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AddressU = TextureAddressMode.Clamp,
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AddressV = TextureAddressMode.Clamp,
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AddressW = TextureAddressMode.Clamp,
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BorderColor = Color.Transparent,
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ComparisonFunction = Comparison.Always,
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Filter = Filter.MinMagMipLinear,
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MaximumAnisotropy = 1,
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MaximumLod = float.MaxValue,
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MinimumLod = 0,
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MipLodBias = 0,
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});
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}
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public override void SetShader(DeviceContext context)
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{
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context.VertexShader.Set(markervs);
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context.PixelShader.Set(markerps);
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}
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public override bool SetInputLayout(DeviceContext context, VertexType type)
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{
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context.InputAssembler.InputLayout = layout;
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return true;
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}
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public override void SetSceneVars(DeviceContext context, Camera camera, Shadowmap shadowmap, ShaderGlobalLights lights)
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{
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VSSceneVars.Vars.ViewProj = Matrix.Transpose(camera.ViewProjMatrix);
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VSSceneVars.Vars.ViewInv = Matrix.Transpose(camera.ViewInvMatrix);
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VSSceneVars.Vars.ScreenScale = new Vector4(0.5f / camera.Width, 0.5f / camera.Height, camera.Width, camera.Height);
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VSSceneVars.Update(context);
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VSSceneVars.SetVSCBuffer(context, 0);
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}
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public void SetMarkerVars(DeviceContext context, Vector3 camrel, Vector2 size, Vector2 offset)
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{
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VSMarkerVars.Vars.CamRel = new Vector4(camrel, 0.0f);
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VSMarkerVars.Vars.Size = size;
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VSMarkerVars.Vars.Offset = offset;
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VSMarkerVars.Update(context);
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VSMarkerVars.SetVSCBuffer(context, 1);
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}
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public void SetTexture(DeviceContext context, ShaderResourceView srv)
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{
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context.PixelShader.SetSampler(0, texsampler);
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context.PixelShader.SetShaderResource(0, srv);
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}
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public override void SetEntityVars(DeviceContext context, ref RenderableInst rend)
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{
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//don't use this one
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}
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public override void SetModelVars(DeviceContext context, RenderableModel model)
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{
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//don't use this
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}
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public override void SetGeomVars(DeviceContext context, RenderableGeometry geom)
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{
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//don't use this
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}
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public override void UnbindResources(DeviceContext context)
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{
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context.VertexShader.SetConstantBuffer(0, null);
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context.VertexShader.SetConstantBuffer(1, null);
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context.PixelShader.SetSampler(0, null);
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context.PixelShader.SetShaderResource(0, null);
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context.VertexShader.Set(null);
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context.PixelShader.Set(null);
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}
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public void Dispose()
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{
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if (disposed) return;
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if (texsampler != null)
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{
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texsampler.Dispose();
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texsampler = null;
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}
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layout.Dispose();
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VSSceneVars.Dispose();
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VSMarkerVars.Dispose();
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markerps.Dispose();
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markervs.Dispose();
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disposed = true;
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}
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}
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}
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