public Scene() { m_ViewportCamera = new Camera(); m_ShadowCamera = new Camera(true); m_SimpleSceneWrapper = new SimpleSceneWrapper(); m_ShadowsInitialized = false; }
public void PartialGIUpdate(DeviceContext context, SimpleSceneWrapper sceneWrapper, RenderTargetSet resolvedShadow) { Vector3 min = m_SceneBoundsMin; Vector3 max = m_SceneBoundsMax; Vector3 bounds = m_SceneBoundsMax - m_SceneBoundsMin; for (int i = 0; i < 128; ++i) { Vector3 capturePosition = new Vector3((float)m_CurrentCellX / ((float)m_VolumeSizeX) * bounds.X + min.X, (float)m_CurrentCellY / ((float)m_VolumeSizeY) * bounds.Y + min.Y, (float)m_CurrentCellZ / ((float)m_VolumeSizeZ) * bounds.Z + min.Z); if (++m_CurrentCellX >= m_VolumeSizeX) { m_CurrentCellX = 0; if (++m_CurrentCellZ >= m_VolumeSizeZ) { m_CurrentCellZ = 0; if (++m_CurrentCellY >= m_VolumeSizeY) { Texture3D.SaveTextureToFile(context, m_GIVolumeR.m_TextureObject3D, ImageFileFormat.Dds, "textures\\givolumer.dds"); Texture3D.SaveTextureToFile(context, m_GIVolumeG.m_TextureObject3D, ImageFileFormat.Dds, "textures\\givolumeg.dds"); Texture3D.SaveTextureToFile(context, m_GIVolumeB.m_TextureObject3D, ImageFileFormat.Dds, "textures\\givolumeb.dds"); m_CurrentCellY = 0; } } } resolvedShadow.BindSRV(context, 0); ExecutePass(context, sceneWrapper, capturePosition); } }
public void ExecutePass(DeviceContext context, SimpleSceneWrapper sceneWrapper, Vector3 position) { //using (new GpuProfilePoint(context, "CubemapRender")) { context.PixelShader.SetShaderResource(m_GIVolumeR.m_ShaderResourceView, 5); context.PixelShader.SetShaderResource(m_GIVolumeG.m_ShaderResourceView, 6); context.PixelShader.SetShaderResource(m_GIVolumeB.m_ShaderResourceView, 7); CubemapRenderHelper.RenderCubemap(context, m_CubeObject, m_CubeObjectDepth, sceneWrapper, position, 50.0f, false, new Color4(1.0f, 0.75f, 0.75f, 1.0f)); } //using (new GpuProfilePoint(context, "InitSH")) { context.PixelShader.SetShaderResource(m_CubeObject.m_ShaderResourceView, 0); m_InitialSHSet.BindAsRenderTarget(context); PostEffectHelper.RenderFullscreenTriangle(context, "GIInitSH"); RenderTargetSet.BindNull(context); DownsamplePass(context, m_InitialSHSet, m_Downsampled16x16SHSetR, m_Downsampled16x16SHSetG, m_Downsampled16x16SHSetB); m_Downsampled16x16SHSetR.BindSRV(context, 0); m_Downsampled4x4SHSetR.BindAsRenderTarget(context); PostEffectHelper.RenderFullscreenTriangle(context, "Downsample4x4"); RenderTargetSet.BindNull(context); m_Downsampled16x16SHSetG.BindSRV(context, 0); m_Downsampled4x4SHSetG.BindAsRenderTarget(context); PostEffectHelper.RenderFullscreenTriangle(context, "Downsample4x4"); RenderTargetSet.BindNull(context); m_Downsampled16x16SHSetB.BindSRV(context, 0); m_Downsampled4x4SHSetB.BindAsRenderTarget(context); PostEffectHelper.RenderFullscreenTriangle(context, "Downsample4x4"); RenderTargetSet.BindNull(context); Vector3 sceneMin, sceneMax; sceneWrapper.GetSceneBounds(out sceneMin, out sceneMax); Vector3 positionInVolume = position - sceneMin; positionInVolume.X = positionInVolume.X / (sceneMax.X - sceneMin.X); positionInVolume.Y = positionInVolume.Y / (sceneMax.Y - sceneMin.Y); positionInVolume.Z = positionInVolume.Z / (sceneMax.Z - sceneMin.Z); dynamic scb = m_GIConstantBuffer; scb.g_InjectPosition = new Vector4(new Vector3(positionInVolume.X * (float)(m_VolumeSizeX - 1), positionInVolume.Y * (float)(m_VolumeSizeY - 1), positionInVolume.Z * (float)(m_VolumeSizeZ - 1)), 0); m_GIConstantBuffer.CompileAndBind(context); m_Downsampled4x4SHSetR.BindSRV(context, 2); m_Downsampled4x4SHSetG.BindSRV(context, 3); m_Downsampled4x4SHSetB.BindSRV(context, 4); context.ComputeShader.SetUnorderedAccessView(m_GIVolumeR.m_UnorderedAccessView, 0); context.ComputeShader.SetUnorderedAccessView(m_GIVolumeG.m_UnorderedAccessView, 1); context.ComputeShader.SetUnorderedAccessView(m_GIVolumeB.m_UnorderedAccessView, 2); ShaderManager.ExecuteComputeForSize(context, 1, 1, 1, "InjectSHIntoVolume"); ContextHelper.ClearCSContext(context); } }
public static void RenderCubemap(DeviceContext context, TextureObject targetTexture, TextureObject targetDepth, SimpleSceneWrapper sceneWrapper, Vector3 position, float range, bool depthOnly = false, Color4 clearColor = new Color4()) { //using (new GpuProfilePoint(context, "CubemapRendering")) { // some hardcoded near plane Matrix projectionMatrix = Matrix.PerspectiveFovLH((float)Math.PI / 2.0f, 1.0f, 0.05f, range); ContextHelper.SetDepthStencilState(context, ContextHelper.DepthConfigurationType.DepthCompare); // set the shaders context.VertexShader.Set(ShaderManager.GetVertexShader("VertexScene")); context.PixelShader.Set(depthOnly ? null : ShaderManager.GetPixelShader("PixelSceneSimple")); dynamic cvpb = m_CurrentViewportBuffer; for (int i = 0; i < 6; ++i) { Vector3 lookAt = new Vector3(); Vector3 upVec = new Vector3(); switch (i) { case 0: lookAt = new Vector3(1.0f, 0.0f, 0.0f); upVec = new Vector3(0.0f, 1.0f, 0.0f); break; case 1: lookAt = new Vector3(-1.0f, 0.0f, 0.0f); upVec = new Vector3(0.0f, 1.0f, 0.0f); break; case 2: lookAt = new Vector3(0.0f, 1.0f, 0.0f); upVec = new Vector3(0.0f, 0.0f, -1.0f); break; case 3: lookAt = new Vector3(0.0f, -1.0f, 0.0f); upVec = new Vector3(0.0f, 0.0f, 1.0f); break; case 4: lookAt = new Vector3(0.0f, 0.0f, 1.0f); upVec = new Vector3(0.0f, 1.0f, 0.0f); break; case 5: lookAt = new Vector3(0.0f, 0.0f, -1.0f); upVec = new Vector3(0.0f, 1.0f, 0.0f); break; } Matrix viewMatrix = Matrix.LookAtLH(position, position + lookAt, upVec); cvpb.g_ProjMatrix = projectionMatrix; cvpb.g_ViewMatrix = viewMatrix; cvpb.g_ViewProjMatrix = viewMatrix * projectionMatrix; { context.ClearRenderTargetView(targetTexture.m_ArrayRenderTargetViews[i], clearColor); context.ClearDepthStencilView(targetDepth.m_ArrayDepthStencilViews[i], DepthStencilClearFlags.Depth, 1.0f, 0); RenderTargetSet.BindTextureAsRenderTarget(context, targetTexture.m_ArrayRenderTargetViews[i], targetDepth.m_ArrayDepthStencilViews[i], targetTexture.m_Width, targetTexture.m_Height); m_CurrentViewportBuffer.CompileAndBind(context); // render triangles sceneWrapper.Render(context); RenderTargetSet.BindNull(context); } } ContextHelper.SetDepthStencilState(context, ContextHelper.DepthConfigurationType.NoDepth); } }
public RenderTargetSet RenderShadows(DeviceContext context, SimpleSceneWrapper simpleSceneWrapper) { RenderTargetSet.RenderTargetDescriptor evsmDescriptor = new RenderTargetSet.RenderTargetDescriptor() { m_Format = Format.R32G32B32A32_Float, m_HasDepth = false, m_NumSurfaces = 1, m_Height = 1024, m_Width = 1024 }; RenderTargetSet EVSMTexture = m_EVSMTexture == null ? RenderTargetManager.RequestRenderTargetFromPool(evsmDescriptor) : m_EVSMTexture; { RenderTargetSet.RenderTargetDescriptor shadowMapDescriptor = new RenderTargetSet.RenderTargetDescriptor() { m_Format = Format.Unknown, m_HasDepth = true, m_NumSurfaces = 0, m_Height = 2048, m_Width = 2048 }; RenderTargetSet shadowBuffer = RenderTargetManager.RequestRenderTargetFromPool(shadowMapDescriptor); using (new GpuProfilePoint(context, "Shadowmap")) { // set the shaders context.VertexShader.Set(ShaderManager.GetVertexShader("VertexShadow")); context.PixelShader.Set(null); shadowBuffer.Clear(context, new Color4(), true); shadowBuffer.BindAsRenderTarget(context, true); ContextHelper.SetDepthStencilState(context, ContextHelper.DepthConfigurationType.DepthWriteCompare); // render triangles simpleSceneWrapper.RenderNoMaterials(context); RenderTargetSet.BindNull(context); } using (new GpuProfilePoint(context, "EVSM Resolve")) { shadowBuffer.BindDepthAsSRV(context, 0); EVSMTexture.BindAsRenderTarget(context); PostEffectHelper.RenderFullscreenTriangle(context, "ReconstructEVSM"); RenderTargetSet.BindNull(context); ContextHelper.ClearSRVs(context); } RenderTargetSet EVSMTextureTemp = RenderTargetManager.RequestRenderTargetFromPool(evsmDescriptor); using (new GpuProfilePoint(context, "EVSM Blur")) { EVSMTexture.BindSRV(context, 1); EVSMTextureTemp.BindAsRenderTarget(context); PostEffectHelper.RenderFullscreenTriangle(context, "BlurEVSMHorizontal"); RenderTargetSet.BindNull(context); ContextHelper.ClearSRVs(context); EVSMTextureTemp.BindSRV(context, 1); EVSMTexture.BindAsRenderTarget(context); PostEffectHelper.RenderFullscreenTriangle(context, "BlurEVSMVertical"); RenderTargetSet.BindNull(context); ContextHelper.ClearSRVs(context); } RenderTargetManager.ReleaseRenderTargetToPool(shadowBuffer); RenderTargetManager.ReleaseRenderTargetToPool(EVSMTextureTemp); } m_EVSMTexture = EVSMTexture; return EVSMTexture; }
public RenderTargetSet RenderShadows(DeviceContext context, SimpleSceneWrapper simpleSceneWrapper) { RenderTargetSet.RenderTargetDescriptor evsmDescriptor = new RenderTargetSet.RenderTargetDescriptor() { m_Format = Format.R32G32B32A32_Float, m_HasDepth = false, m_NumSurfaces = 1, m_Height = 1024, m_Width = 1024 }; RenderTargetSet EVSMTexture = m_EVSMTexture == null?RenderTargetManager.RequestRenderTargetFromPool(evsmDescriptor) : m_EVSMTexture; { RenderTargetSet.RenderTargetDescriptor shadowMapDescriptor = new RenderTargetSet.RenderTargetDescriptor() { m_Format = Format.Unknown, m_HasDepth = true, m_NumSurfaces = 0, m_Height = 2048, m_Width = 2048 }; RenderTargetSet shadowBuffer = RenderTargetManager.RequestRenderTargetFromPool(shadowMapDescriptor); using (new GpuProfilePoint(context, "Shadowmap")) { // set the shaders context.VertexShader.Set(ShaderManager.GetVertexShader("VertexShadow")); context.PixelShader.Set(null); shadowBuffer.Clear(context, new Color4(), true); shadowBuffer.BindAsRenderTarget(context, true); ContextHelper.SetDepthStencilState(context, ContextHelper.DepthConfigurationType.DepthWriteCompare); // render triangles simpleSceneWrapper.RenderNoMaterials(context); RenderTargetSet.BindNull(context); } using (new GpuProfilePoint(context, "EVSM Resolve")) { shadowBuffer.BindDepthAsSRV(context, 0); EVSMTexture.BindAsRenderTarget(context); PostEffectHelper.RenderFullscreenTriangle(context, "ReconstructEVSM"); RenderTargetSet.BindNull(context); ContextHelper.ClearSRVs(context); } RenderTargetSet EVSMTextureTemp = RenderTargetManager.RequestRenderTargetFromPool(evsmDescriptor); using (new GpuProfilePoint(context, "EVSM Blur")) { EVSMTexture.BindSRV(context, 1); EVSMTextureTemp.BindAsRenderTarget(context); PostEffectHelper.RenderFullscreenTriangle(context, "BlurEVSMHorizontal"); RenderTargetSet.BindNull(context); ContextHelper.ClearSRVs(context); EVSMTextureTemp.BindSRV(context, 1); EVSMTexture.BindAsRenderTarget(context); PostEffectHelper.RenderFullscreenTriangle(context, "BlurEVSMVertical"); RenderTargetSet.BindNull(context); ContextHelper.ClearSRVs(context); } RenderTargetManager.ReleaseRenderTargetToPool(shadowBuffer); RenderTargetManager.ReleaseRenderTargetToPool(EVSMTextureTemp); } m_EVSMTexture = EVSMTexture; return(EVSMTexture); }