public void DrawToShadowMap(DeviceContext dc, ShadowMap sMap, Matrix viewProj)
{
sMap.BindDsvAndSetNullRenderTarget(dc);
dc.InputAssembler.PrimitiveTopology = PrimitiveTopology.PatchListWith4ControlPoints;
dc.InputAssembler.InputLayout = InputLayouts.TerrainCP;
var stride = TerrainCP.Stride;
const int offset = 0;
dc.InputAssembler.SetVertexBuffers(0, new VertexBufferBinding(_quadPatchVB, stride, offset));
dc.InputAssembler.SetIndexBuffer(_quadPatchIB, Format.R16_UInt, 0);
var frustum = Frustum.FromViewProj(viewProj);
var planes = frustum.Planes;
Effects.TerrainFX.SetViewProj(viewProj);
Effects.TerrainFX.SetEyePosW(new Vector3(viewProj.M41, viewProj.M42, viewProj.M43));
Effects.TerrainFX.SetMinDist(MinDist);
Effects.TerrainFX.SetMaxDist(MaxDist);
Effects.TerrainFX.SetMinTess(MinTess);
Effects.TerrainFX.SetMaxTess(MaxTess);
Effects.TerrainFX.SetWorldCellSpace(_terrain.Info.CellSpacing);
Effects.TerrainFX.SetWorldFrustumPlanes(planes);
Effects.TerrainFX.SetHeightMap(_heightMapSRV);
var tech = Effects.TerrainFX.TessBuildShadowMapTech;
for (var p = 0; p < tech.Description.PassCount; p++)
{
var pass = tech.GetPassByIndex(p);
pass.Apply(dc);
dc.DrawIndexed(_numPatchQuadFaces * 4, 0, 0);
}
dc.HullShader.Set(null);
dc.DomainShader.Set(null);
}
public override void DrawScene()
{
Effects.BasicFX.SetShadowMap(null);
Effects.NormalMapFX.SetShadowMap(null);
_sMap.BindDsvAndSetNullRenderTarget(ImmediateContext);
DrawSceneToShadowMap();
ImmediateContext.Rasterizer.State = null;
ImmediateContext.OutputMerger.SetTargets(DepthStencilView, RenderTargetView);
ImmediateContext.Rasterizer.SetViewports(Viewport);
ImmediateContext.ClearRenderTargetView(RenderTargetView, Color.Silver);
ImmediateContext.ClearDepthStencilView(DepthStencilView, DepthStencilClearFlags.Depth | DepthStencilClearFlags.Stencil, 1.0f, 0);
var viewProj = _camera.ViewProj;
var view = _camera.View;
var proj = _camera.Proj;
Effects.BasicFX.SetDirLights(_dirLights);
Effects.BasicFX.SetEyePosW(_camera.Position);
Effects.BasicFX.SetCubeMap(_sky.CubeMapSRV);
Effects.BasicFX.SetShadowMap(_sMap.DepthMapSRV);
Effects.NormalMapFX.SetDirLights(_dirLights);
Effects.NormalMapFX.SetEyePosW(_camera.Position);
Effects.NormalMapFX.SetCubeMap(_sky.CubeMapSRV);
Effects.NormalMapFX.SetShadowMap(_sMap.DepthMapSRV);
var activeTech = Effects.NormalMapFX.Light3TexTech;
var activeSphereTech = Effects.BasicFX.Light3ReflectTech;
var activeSkullTech = Effects.BasicFX.Light3ReflectTech;
ImmediateContext.InputAssembler.InputLayout = InputLayouts.PosNormalTexTan;
if (Util.IsKeyDown(Keys.W))
{
ImmediateContext.Rasterizer.State = RenderStates.WireframeRS;
}
for (var p = 0; p < activeTech.Description.PassCount; p++)
{
// draw grid
var pass = activeTech.GetPassByIndex(p);
_grid.ShadowTransform = _shadowTransform;
_grid.Draw(ImmediateContext, pass, view, proj);
// draw box
_box.ShadowTransform = _shadowTransform;
_box.Draw(ImmediateContext, pass, view, proj);
// draw columns
foreach (var cylinder in _cylinders)
{
cylinder.ShadowTransform = _shadowTransform;
cylinder.Draw(ImmediateContext, pass, view, proj);
}
}
ImmediateContext.HullShader.Set(null);
ImmediateContext.DomainShader.Set(null);
ImmediateContext.InputAssembler.PrimitiveTopology = PrimitiveTopology.TriangleList;
for (var p = 0; p < activeSphereTech.Description.PassCount; p++)
{
var pass = activeSphereTech.GetPassByIndex(p);
foreach (var sphere in _spheres)
{
sphere.ShadowTransform = _shadowTransform;
sphere.Draw(ImmediateContext, pass, view, proj, RenderMode.Basic);
}
}
var stride = Basic32.Stride;
const int offset = 0;
ImmediateContext.Rasterizer.State = null;
ImmediateContext.InputAssembler.InputLayout = InputLayouts.Basic32;
ImmediateContext.InputAssembler.SetVertexBuffers(0, new VertexBufferBinding(_skullVB, stride, offset));
ImmediateContext.InputAssembler.SetIndexBuffer(_skullIB, Format.R32_UInt, 0);
for (var p = 0; p < activeSkullTech.Description.PassCount; p++)
{
var world = _skullWorld;
var wit = MathF.InverseTranspose(world);
var wvp = world * viewProj;
Effects.BasicFX.SetWorld(world);
Effects.BasicFX.SetWorldInvTranspose(wit);
Effects.BasicFX.SetWorldViewProj(wvp);
Effects.BasicFX.SetShadowTransform(world * _shadowTransform);
Effects.BasicFX.SetMaterial(_skullMat);
activeSkullTech.GetPassByIndex(p).Apply(ImmediateContext);
ImmediateContext.DrawIndexed(_skullIndexCount, 0, 0);
}
DrawScreenQuad();
_sky.Draw(ImmediateContext, _camera);
ImmediateContext.Rasterizer.State = null;
ImmediateContext.OutputMerger.DepthStencilState = null;
ImmediateContext.OutputMerger.DepthStencilReference = 0;
SwapChain.Present(0, PresentFlags.None);
}
public void DrawToShadowMap(DeviceContext dc, ShadowMap sMap, Matrix viewProj)
{
sMap.BindDsvAndSetNullRenderTarget(dc);
dc.InputAssembler.PrimitiveTopology = PrimitiveTopology.PatchListWith4ControlPoints;
dc.InputAssembler.InputLayout = InputLayouts.TerrainCP;
var stride = TerrainCP.Stride;
const int offset = 0;
dc.InputAssembler.SetVertexBuffers(0, new VertexBufferBinding(_quadPatchVB, stride, offset));
dc.InputAssembler.SetIndexBuffer(_quadPatchIB, Format.R16_UInt, 0);
var frustum = Frustum.FromViewProj(viewProj);
var planes = frustum.Planes;
Effects.TerrainFX.SetViewProj(viewProj);
Effects.TerrainFX.SetEyePosW(new Vector3(viewProj.M41, viewProj.M42, viewProj.M43));
Effects.TerrainFX.SetMinDist(MinDist);
Effects.TerrainFX.SetMaxDist(MaxDist);
Effects.TerrainFX.SetMinTess(MinTess);
Effects.TerrainFX.SetMaxTess(MaxTess);
Effects.TerrainFX.SetWorldCellSpace(Info.CellSpacing);
Effects.TerrainFX.SetWorldFrustumPlanes(planes);
Effects.TerrainFX.SetHeightMap(_heightMapSRV);
var tech = Effects.TerrainFX.TessBuildShadowMapTech;
for (int p = 0; p < tech.Description.PassCount; p++) {
var pass = tech.GetPassByIndex(p);
pass.Apply(dc);
dc.DrawIndexed(_numPatchQuadFaces * 4, 0, 0);
}
dc.HullShader.Set(null);
dc.DomainShader.Set(null);
}
