| public GetViewMatrix ( StereoEye stereoEye ) : System.Matrix | ||
| stereoEye | StereoEye | |
| return | System.Matrix | |
/// <summary>
/// Renders sky with specified technique
/// </summary>
/// <param name="rendCtxt"></param>
/// <param name="techName"></param>
internal void Render(Camera camera, StereoEye stereoEye, HdrFrame frame, SkySettings settings)
{
using (new PixEvent("Sky Rendering")) {
var scale = Matrix.Scaling(settings.SkySphereSize);
var rotation = Matrix.Identity;
var sunPos = settings.SunPosition;
var sunColor = settings.SunGlowColor;
device.ResetStates();
//rs.DepthStencilState = depthBuffer==null? DepthStencilState.None : DepthStencilState.Default ;
device.SetTargets(frame.DepthBuffer.Surface, frame.HdrBuffer.Surface);
var viewMatrix = camera.GetViewMatrix(stereoEye);
var projMatrix = camera.GetProjectionMatrix(stereoEye);
skyConstsData.MatrixWVP = scale * rotation * MathUtil.Transformation(viewMatrix.Right, viewMatrix.Up, viewMatrix.Backward) * projMatrix;
skyConstsData.SunPosition = sunPos;
skyConstsData.SunColor = sunColor;
skyConstsData.Turbidity = settings.SkyTurbidity;
skyConstsData.Temperature = Temperature.Get(settings.SunTemperature);
skyConstsData.SkyIntensity = settings.SkyIntensity;
skyConstsCB.SetData(skyConstsData);
device.VertexShaderConstants[0] = skyConstsCB;
device.PixelShaderConstants[0] = skyConstsCB;
//
// Sky :
//
SkyFlags flags = SkyFlags.SKY;
ApplyColorSpace(ref flags, settings);
device.PipelineState = factory[(int)flags];
device.SetupVertexInput(skyVB, null);
device.Draw(skyVB.Capacity, 0);
device.ResetStates();
}
}
/// <summary>
///
/// </summary>
/// <param name="gameTime"></param>
internal void Render(GameTime gameTime, Camera camera, StereoEye stereoEye, HdrFrame viewFrame)
{
if (rs.SkipParticles)
{
return;
}
var view = camera.GetViewMatrix(stereoEye);
var projection = camera.GetProjectionMatrix(stereoEye);
var colorTarget = viewFrame.HdrBuffer.Surface;
var depthTarget = viewFrame.DepthBuffer.Surface;
var viewport = new Viewport(0, 0, colorTarget.Width, colorTarget.Height);
RenderGeneric("Particles", gameTime, camera, viewport, view, projection, colorTarget, null, viewFrame.DepthBuffer, Flags.DRAW);
}
/// <summary>
/// Performs good-old StretchRect to destination buffer with blending.
/// </summary>
/// <param name="dst"></param>
/// <param name="src"></param>
/// <param name="filter"></param>
/// <param name="rect"></param>
public void RenderSsao ( RenderTargetSurface ssaoDst, StereoEye stereoEye, Camera camera, DepthStencil2D depthSource, RenderTarget2D normalsSource )
{
SetDefaultRenderStates();
using( new PixEvent("SSAO") ) {
var ssaoParams = new SsaoParams();
ssaoParams.View = camera.GetViewMatrix( stereoEye );
ssaoParams.Projection = camera.GetProjectionMatrix( stereoEye );
ssaoParams.InverseProjection = Matrix.Invert( ssaoParams.Projection );
paramsCB.SetData( ssaoParams );
SetViewport( ssaoDst );
device.SetTargets( null, ssaoDst );
device.PipelineState = factory[ (int)(ShaderFlags.SSAO) ];
device.VertexShaderResources[0] = depthSource;
device.PixelShaderResources[0] = depthSource;
device.PixelShaderSamplers[0] = SamplerState.PointClamp;
device.PixelShaderConstants[0] = paramsCB;
device.PixelShaderConstants[1] = randomDirsCB;
device.Draw( 3, 0 );
}
device.ResetStates();
}
/// <summary>
///
/// </summary>
/// <param name="camera"></param>
/// <param name="depthBuffer"></param>
/// <param name="hdrTarget"></param>
/// <param name="diffuse"></param>
/// <param name="specular"></param>
/// <param name="normals"></param>
internal void RenderGBuffer(GameTime gameTime, StereoEye stereoEye, Camera camera, HdrFrame frame, RenderWorld rw, bool staticOnly)
{
using (new PixEvent("RenderGBuffer")) {
if (surfaceShader == null)
{
return;
}
if (rs.SkipSceneRendering)
{
return;
}
var device = Game.GraphicsDevice;
var view = camera.GetViewMatrix(stereoEye);
var projection = camera.GetProjectionMatrix(stereoEye);
var viewPosition = camera.GetCameraPosition4(stereoEye);
var cbData = new CBMeshInstanceData();
var cbDataSubset = new CBSubsetData();
var hdr = frame.HdrBuffer.Surface;
var depth = frame.DepthBuffer.Surface;
var gbuffer0 = frame.GBuffer0.Surface;
var gbuffer1 = frame.GBuffer1.Surface;
var feedback = frame.FeedbackBuffer.Surface;
device.ResetStates();
device.SetTargets(depth, hdr, gbuffer0, gbuffer1, feedback);
device.PixelShaderSamplers[0] = SamplerState.LinearPointClamp;
device.PixelShaderSamplers[1] = SamplerState.PointClamp;
device.PixelShaderSamplers[2] = SamplerState.AnisotropicClamp;
var instances = rw.Instances;
if (instances.Any())
{
device.PixelShaderResources[1] = rs.VTSystem.PageTable;
device.PixelShaderResources[2] = rs.VTSystem.PhysicalPages0;
device.PixelShaderResources[3] = rs.VTSystem.PhysicalPages1;
device.PixelShaderResources[4] = rs.VTSystem.PhysicalPages2;
}
//#warning INSTANSING!
foreach (var instance in instances)
{
if (!instance.Visible)
{
continue;
}
if (staticOnly && !instance.Static)
{
continue;
}
cbData.View = view;
cbData.Projection = projection;
cbData.World = instance.World;
cbData.ViewPos = viewPosition;
cbData.Color = instance.Color;
cbData.ViewBounds = new Vector4(hdr.Width, hdr.Height, hdr.Width, hdr.Height);
cbData.VTPageScaleRCP = rs.VTSystem.PageScaleRCP;
constBuffer.SetData(cbData);
device.PixelShaderConstants[0] = constBuffer;
device.VertexShaderConstants[0] = constBuffer;
device.PixelShaderConstants[1] = constBufferSubset;
device.SetupVertexInput(instance.vb, instance.ib);
if (instance.IsSkinned)
{
constBufferBones.SetData(instance.BoneTransforms);
device.VertexShaderConstants[3] = constBufferBones;
}
try {
device.PipelineState = factory[(int)(SurfaceFlags.GBUFFER | SurfaceFlags.RIGID)];
foreach (var subset in instance.Subsets)
{
var vt = rw.VirtualTexture;
var rect = vt.GetTexturePosition(subset.Name);
cbDataSubset.Rectangle = new Vector4(rect.X, rect.Y, rect.Width, rect.Height);
constBufferSubset.SetData(cbDataSubset);
device.PixelShaderConstants[1] = constBufferSubset;
device.DrawIndexed(subset.PrimitiveCount * 3, subset.StartPrimitive * 3, 0);
}
rs.Counters.SceneDIPs++;
} catch (UbershaderException e) {
Log.Warning(e.Message);
ExceptionDialog.Show(e);
}
}
//
// downsample feedback buffer and readback it to virtual texture :
//
rs.Filter.StretchRect(frame.FeedbackBufferRB.Surface, frame.FeedbackBuffer, SamplerState.PointClamp);
var feedbackBuffer = new VTAddress[HdrFrame.FeedbackBufferWidth * HdrFrame.FeedbackBufferHeight];
frame.FeedbackBufferRB.GetFeedback(feedbackBuffer);
rs.VTSystem.Update(feedbackBuffer, gameTime);
}
}
/// <summary>
/// Performs luminance measurement, tonemapping, applies bloom.
/// </summary>
/// <param name="target">LDR target.</param>
/// <param name="hdrImage">HDR source image.</param>
public void Render ( StereoEye stereoEye, Camera camera, ShaderResource depthBuffer, ShaderResource wsNormals )
{
var view = camera.GetViewMatrix( stereoEye );
var projection = camera.GetProjectionMatrix( stereoEye );
var device = Game.GraphicsDevice;
var filter = Game.RenderSystem.Filter;
if (!Enabled) {
device.Clear( occlusionMap0.Surface, Color4.White );
return;
}
using (new PixEvent("SSAO Render")) {
filter.StretchRect( downsampledDepth.Surface, depthBuffer );
filter.StretchRect( downsampledNormals.Surface, wsNormals );
using (new PixEvent("SSAO Pass")) {
//
// Setup parameters :
//
var paramsData = new Params();
paramsData.ProjMatrix = projection;
paramsData.View = view;
paramsData.ViewProj = view * projection;
paramsData.InvViewProj = Matrix.Invert( view * projection );
paramsData.InvProj = Matrix.Invert(projection);
//paramsData.TraceStep = Config.TraceStep;
//paramsData.DecayRate = Config.DecayRate;
paramsData.MaxSampleRadius = MaxSamplingRadius;
paramsData.MaxDepthJump = MaxDepthJump;
paramsCB.SetData( paramsData );
sampleDirectionsCB.SetData(sampleDirectionData);
device.PixelShaderConstants[0] = paramsCB;
device.PixelShaderConstants[1] = sampleDirectionsCB;
//
// Measure and adapt :
//
device.SetTargets( null, occlusionMap0 );
device.PixelShaderResources[0] = downsampledDepth;
device.PixelShaderResources[1] = downsampledNormals;
device.PixelShaderResources[2] = randomDir;
device.PixelShaderSamplers[0] = SamplerState.LinearClamp;
Flags sampleNumFlag = getSampleNumFlag();
device.PipelineState = factory[getFlags()];
device.Draw( 3, 0 );
device.ResetStates();
}
using (new PixEvent("Bilateral Filter")) {
if (BlurSigma!=0) {
filter.GaussBlurBilateral( occlusionMap0, occlusionMap1, downsampledDepth, downsampledNormals, BlurSigma, Sharpness, 0 );
}
}
}
}
/// <summary>
/// Performs luminance measurement, tonemapping, applies bloom.
/// </summary>
/// <param name="target">LDR target.</param>
/// <param name="hdrImage">HDR source image.</param>
public void Render(StereoEye stereoEye, Camera camera, ShaderResource depthBuffer, ShaderResource wsNormals)
{
var view = camera.GetViewMatrix(stereoEye);
var projection = camera.GetProjectionMatrix(stereoEye);
var device = Game.GraphicsDevice;
var filter = Game.RenderSystem.Filter;
if (!Enabled)
{
device.Clear(occlusionMapHalf.Surface, Color4.White);
device.Clear(occlusionMapFull.Surface, Color4.White);
return;
}
using (new PixEvent("SSAO Render")) {
filter.StretchRect(downsampledDepth.Surface, depthBuffer);
filter.StretchRect(downsampledNormals.Surface, wsNormals);
using (new PixEvent("SSAO Pass")) {
//
// Setup parameters :
//
var paramsData = new Params();
paramsData.ProjMatrix = projection;
paramsData.View = view;
paramsData.ViewProj = view * projection;
paramsData.InvViewProj = Matrix.Invert(view * projection);
paramsData.InvProj = Matrix.Invert(projection);
//paramsData.TraceStep = Config.TraceStep;
//paramsData.DecayRate = Config.DecayRate;
paramsData.MaxSampleRadius = MaxSamplingRadius;
paramsData.MaxDepthJump = MaxDepthJump;
paramsCB.SetData(paramsData);
sampleDirectionsCB.SetData(sampleDirectionData);
device.PixelShaderConstants[0] = paramsCB;
device.PixelShaderConstants[1] = sampleDirectionsCB;
//
// SSAO :
//
device.SetTargets(null, occlusionMapHalf);
device.PixelShaderResources[0] = downsampledDepth;
device.PixelShaderResources[1] = downsampledNormals;
device.PixelShaderResources[2] = randomDir;
device.PixelShaderSamplers[0] = SamplerState.LinearClamp;
Flags sampleNumFlag = getSampleNumFlag();
device.PipelineState = factory[getFlags()];
device.Draw(3, 0);
device.ResetStates();
}
using (new PixEvent("Bilateral Filter")) {
if (BlurSigma != 0)
{
filter.GaussBlurBilateral(occlusionMapHalf, occlusionMapFull, temporary, depthBuffer, wsNormals, BlurSigma, Sharpness, 0);
}
else
{
filter.StretchRect(occlusionMapFull.Surface, occlusionMapHalf);
}
}
}
}
/// <summary>
///
/// </summary>
/// <param name="camera"></param>
/// <param name="depthBuffer"></param>
/// <param name="hdrTarget"></param>
/// <param name="diffuse"></param>
/// <param name="specular"></param>
/// <param name="normals"></param>
internal void RenderGBuffer ( StereoEye stereoEye, Camera camera, HdrFrame frame, RenderWorld viewLayer )
{
using ( new PixEvent("RenderGBuffer") ) {
if (surfaceShader==null) {
return;
}
if (rs.SkipSceneRendering) {
return;
}
var device = Game.GraphicsDevice;
var view = camera.GetViewMatrix( stereoEye );
var projection = camera.GetProjectionMatrix( stereoEye );
var viewPosition = camera.GetCameraPosition4( stereoEye );
var cbData = new CBMeshInstanceData();
var hdr = frame.HdrBuffer.Surface;
var depth = frame.DepthBuffer.Surface;
var diffuse = frame.DiffuseBuffer.Surface;
var specular = frame.SpecularBuffer.Surface;
var normals = frame.NormalMapBuffer.Surface;
var scattering = frame.ScatteringBuffer.Surface;
device.ResetStates();
device.SetTargets( depth, hdr, diffuse, specular, normals, scattering );
device.PixelShaderSamplers[0] = SamplerState.AnisotropicWrap ;
var instances = viewLayer.Instances;
//#warning INSTANSING!
foreach ( var instance in instances ) {
if (!instance.Visible) {
continue;
}
cbData.View = view;
cbData.Projection = projection;
cbData.World = instance.World;
cbData.ViewPos = viewPosition;
constBuffer.SetData( cbData );
device.PixelShaderConstants[0] = constBuffer ;
device.VertexShaderConstants[0] = constBuffer ;
device.SetupVertexInput( instance.vb, instance.ib );
if (instance.IsSkinned) {
constBufferBones.SetData( instance.BoneTransforms );
device.VertexShaderConstants[3] = constBufferBones ;
}
try {
foreach ( var sg in instance.ShadingGroups ) {
device.PipelineState = instance.IsSkinned ? sg.Material.GBufferSkinned : sg.Material.GBufferRigid;
device.PixelShaderConstants[1] = sg.Material.ConstantBufferParameters;
device.PixelShaderConstants[2] = sg.Material.ConstantBufferUVModifiers;
device.VertexShaderConstants[1] = sg.Material.ConstantBufferParameters;
device.VertexShaderConstants[2] = sg.Material.ConstantBufferUVModifiers;
sg.Material.SetTextures( device );
device.DrawIndexed( sg.IndicesCount, sg.StartIndex, 0 );
rs.Counters.SceneDIPs++;
}
} catch ( UbershaderException e ) {
Log.Warning( e.Message );
ExceptionDialog.Show( e );
}
}
}
}
/// <summary>
///
/// </summary>
/// <param name="gameTime"></param>
internal void Render ( GameTime gameTime, Camera camera, StereoEye stereoEye, HdrFrame viewFrame )
{
var view = camera.GetViewMatrix( stereoEye );
var projection = camera.GetProjectionMatrix( stereoEye );
var colorTarget = viewFrame.HdrBuffer.Surface;
var depthTarget = viewFrame.DepthBuffer.Surface;
var viewport = new Viewport( 0, 0, colorTarget.Width, colorTarget.Height );
RenderGeneric( "Particles", gameTime, camera, viewport, view, projection, colorTarget, null, viewFrame.DepthBuffer, Flags.DRAW );
}
/// <summary>
/// Updates particle properties.
/// </summary>
/// <param name="gameTime"></param>
internal void Simulate ( GameTime gameTime, Camera camera )
{
var device = Game.GraphicsDevice;
var view = camera.GetViewMatrix( StereoEye.Mono );
var projection = camera.GetProjectionMatrix( StereoEye.Mono );
timeAccumulator += gameTime.ElapsedSec;
using ( new PixEvent("Particle Simulation") ) {
device.ResetStates();
//
// Inject :
//
using (new PixEvent("Injection")) {
injectionBuffer.SetData( injectionBufferCPU );
device.ComputeShaderResources[1] = injectionBuffer ;
device.SetCSRWBuffer( 0, simulationBuffer, 0 );
device.SetCSRWBuffer( 1, deadParticlesIndices, -1 );
SetupGPUParameters( 0, renderWorld, view, projection, Flags.INJECTION );
device.ComputeShaderConstants[0] = paramsCB ;
device.PipelineState = factory[ (int)Flags.INJECTION ];
// GPU time ???? -> 0.0046
device.Dispatch( MathUtil.IntDivUp( MaxInjectingParticles, BlockSize ) );
ClearParticleBuffer();
}
//
// Simulate :
//
using (new PixEvent("Simulation")) {
if (!renderWorld.IsPaused && !rs.SkipParticlesSimulation) {
device.SetCSRWBuffer( 0, simulationBuffer, 0 );
device.SetCSRWBuffer( 1, deadParticlesIndices, -1 );
device.SetCSRWBuffer( 2, sortParticlesBuffer, 0 );
float stepTime = SimulationStepTime;
while ( timeAccumulator > stepTime ) {
SetupGPUParameters( stepTime, renderWorld, view, projection, Flags.SIMULATION);
device.ComputeShaderConstants[0] = paramsCB ;
device.PipelineState = factory[ (int)Flags.SIMULATION ];
/// GPU time : 1.665 ms --> 0.38 ms
device.Dispatch( MathUtil.IntDivUp( MaxSimulatedParticles, BlockSize ) );//*/
timeAccumulator -= stepTime;
}
}
}
//
// Sort :
//
using (new PixEvent("Sort")) {
rs.BitonicSort.Sort( sortParticlesBuffer );
}
if (rs.ShowParticles) {
rs.Counters.DeadParticles = deadParticlesIndices.GetStructureCount();
}
}
}
/// <summary>
///
/// </summary>
/// <param name="view"></param>
/// <param name="projection"></param>
internal void RenderLighting(StereoEye stereoEye, Camera camera, HdrFrame hdrFrame, RenderWorld viewLayer, RenderTargetCube envLight)
{
using (new PixEvent("TiledLighting")) {
var view = camera.GetViewMatrix(stereoEye);
var projection = camera.GetProjectionMatrix(stereoEye);
var device = Game.GraphicsDevice;
device.ResetStates();
var width = hdrFrame.HdrBuffer.Width;
var height = hdrFrame.HdrBuffer.Height;
ICSMController csmCtrl = viewLayer.LightSet.DirectLight.CSMController ?? csmController;
int activeCascadeCount = Math.Min(cascadedShadowMap.CascadeCount, csmCtrl.GetActiveCascadeCount());
//
// Setup compute shader parameters and states :
//
try {
var cbData = new LightingParams();
var invView = Matrix.Invert(view);
var invVP = Matrix.Invert(view * projection);
var viewPos = invView.TranslationVector;
cbData.DirectLightDirection = new Vector4(viewLayer.LightSet.DirectLight.Direction, 0);
cbData.DirectLightIntensity = viewLayer.LightSet.DirectLight.Intensity.ToVector4();
cbData.Projection = projection;
cbData.CSMViewProjection0 = csmCtrl.GetShadowViewMatrix(0) * csmCtrl.GetShadowProjectionMatrix(0);
cbData.CSMViewProjection1 = csmCtrl.GetShadowViewMatrix(1) * csmCtrl.GetShadowProjectionMatrix(1);
cbData.CSMViewProjection2 = csmCtrl.GetShadowViewMatrix(2) * csmCtrl.GetShadowProjectionMatrix(2);
cbData.CSMViewProjection3 = csmCtrl.GetShadowViewMatrix(3) * csmCtrl.GetShadowProjectionMatrix(3);
cbData.View = view;
cbData.ViewPosition = new Vector4(viewPos, 1);
cbData.InverseViewProjection = invVP;
cbData.CSMFilterRadius = new Vector4(CSMFilterSize);
cbData.AmbientColor = viewLayer.LightSet.AmbientLevel;
cbData.Viewport = new Vector4(0, 0, width, height);
cbData.ShowCSLoadOmni = ShowOmniLightTileLoad ? 1 : 0;
cbData.ShowCSLoadEnv = ShowEnvLightTileLoad ? 1 : 0;
cbData.ShowCSLoadSpot = ShowSpotLightTileLoad ? 1 : 0;
cbData.CascadeCount = activeCascadeCount;
cbData.CascadeScale = 1.0f / (float)cascadedShadowMap.CascadeCount;
cbData.FogDensity = viewLayer.FogSettings.Density;
ComputeOmniLightsTiles(view, projection, viewLayer.LightSet);
ComputeSpotLightsTiles(view, projection, viewLayer.LightSet);
ComputeEnvLightsTiles(view, projection, viewLayer.LightSet);
ComputeDecalTiles(view, projection, viewLayer.LightSet);
//
// set states :
//
device.SetTargets(null, hdrFrame.HdrBuffer.Surface);
lightingCB.SetData(cbData);
device.ComputeShaderSamplers[0] = SamplerState.PointClamp;
device.ComputeShaderSamplers[1] = SamplerState.LinearClamp;
device.ComputeShaderSamplers[2] = SamplerState.ShadowSampler;
device.ComputeShaderSamplers[3] = SamplerState.LinearPointWrap;
device.ComputeShaderResources[0] = hdrFrame.GBuffer0;
device.ComputeShaderResources[1] = hdrFrame.GBuffer1;
device.ComputeShaderResources[2] = rs.Sky.SkyCube;
device.ComputeShaderResources[4] = hdrFrame.DepthBuffer;
device.ComputeShaderResources[5] = cascadedShadowMap.ColorBuffer;
device.ComputeShaderResources[6] = spotColor;
device.ComputeShaderResources[7] = viewLayer.LightSet.SpotAtlas == null ? rs.WhiteTexture.Srv : viewLayer.LightSet.SpotAtlas.Texture.Srv;
device.ComputeShaderResources[8] = omniLightBuffer;
device.ComputeShaderResources[9] = spotLightBuffer;
device.ComputeShaderResources[10] = envLightBuffer;
device.ComputeShaderResources[11] = rs.SsaoFilter.OcclusionMap;
device.ComputeShaderResources[12] = viewLayer.RadianceCache;
device.ComputeShaderResources[13] = viewLayer.ParticleSystem.SimulatedParticles;
device.ComputeShaderResources[14] = cascadedShadowMap.ParticleShadow;
device.ComputeShaderResources[15] = envLut.Srv;
device.ComputeShaderResources[16] = decalBuffer;
device.ComputeShaderResources[17] = viewLayer.LightSet.DecalAtlas == null ? rs.WhiteTexture.Srv : viewLayer.LightSet.DecalAtlas.Texture.Srv;
device.ComputeShaderConstants[0] = lightingCB;
device.SetCSRWTexture(0, hdrFrame.LightAccumulator.Surface);
device.SetCSRWBuffer(1, viewLayer.ParticleSystem.ParticleLighting);
//
// Dispatch solids :
//
using (new PixEvent("Solid Lighting")) {
device.PipelineState = factory[(int)LightingFlags.SOLIDLIGHTING];
device.Dispatch(MathUtil.IntDivUp(width, BlockSizeX), MathUtil.IntDivUp(height, BlockSizeY), 1);
}
//
// Dispatch particles :
//
using (new PixEvent("Particle Lighting")) {
if (stereoEye != StereoEye.Right && !rs.SkipParticles)
{
int threadGroupCount = MathUtil.IntDivUp(ParticleSystem.MaxSimulatedParticles, ParticleSystem.BlockSize);
device.PipelineState = factory[(int)LightingFlags.PARTICLES];
device.Dispatch(threadGroupCount, 1, 1);
}
}
} catch (UbershaderException e) {
Log.Warning("{0}", e.Message);
}
//
// Add accumulated light :
//
rs.Filter.OverlayAdditive(hdrFrame.HdrBuffer.Surface, hdrFrame.LightAccumulator);
// Uncomment to enable SSS :
#if false
rs.Filter.GaussBlur(hdrFrame.SSSAccumulator, hdrFrame.LightAccumulator, 5, 0);
rs.Filter.OverlayAdditive(hdrFrame.HdrBuffer.Surface, hdrFrame.SSSAccumulator);
#endif
device.ResetStates();
if (rs.ShowLightCounters)
{
var ls = viewLayer.LightSet;
Log.Message("lights: {0,5} omni {1,5} spot {2,5} env", ls.OmniLights.Count, ls.SpotLights.Count, ls.EnvLights.Count);
}
}
}
/// <summary>
/// Updates particle properties.
/// </summary>
/// <param name="gameTime"></param>
internal void Simulate(GameTime gameTime, Camera camera)
{
var device = Game.GraphicsDevice;
var view = camera.GetViewMatrix(StereoEye.Mono);
var projection = camera.GetProjectionMatrix(StereoEye.Mono);
timeAccumulator += gameTime.ElapsedSec;
using (new PixEvent("Particle Simulation")) {
device.ResetStates();
//
// Inject :
//
using (new PixEvent("Injection")) {
injectionBuffer.SetData(injectionBufferCPU);
device.ComputeShaderResources[1] = injectionBuffer;
device.SetCSRWBuffer(0, simulationBuffer, 0);
device.SetCSRWBuffer(1, deadParticlesIndices, -1);
SetupGPUParameters(0, renderWorld, view, projection, Flags.INJECTION);
device.ComputeShaderConstants[0] = paramsCB;
device.PipelineState = factory[(int)Flags.INJECTION];
// GPU time ???? -> 0.0046
device.Dispatch(MathUtil.IntDivUp(MaxInjectingParticles, BlockSize));
ClearParticleBuffer();
}
//
// Simulate :
//
using (new PixEvent("Simulation")) {
if (!renderWorld.IsPaused && !rs.SkipParticlesSimulation)
{
device.SetCSRWBuffer(0, simulationBuffer, 0);
device.SetCSRWBuffer(1, deadParticlesIndices, -1);
device.SetCSRWBuffer(2, sortParticlesBuffer, 0);
float stepTime = SimulationStepTime;
while (timeAccumulator > stepTime)
{
SetupGPUParameters(stepTime, renderWorld, view, projection, Flags.SIMULATION);
device.ComputeShaderConstants[0] = paramsCB;
device.PipelineState = factory[(int)Flags.SIMULATION];
/// GPU time : 1.665 ms --> 0.38 ms
device.Dispatch(MathUtil.IntDivUp(MaxSimulatedParticles, BlockSize)); //*/
timeAccumulator -= stepTime;
}
}
}
//
// Sort :
//
using (new PixEvent("Sort")) {
rs.BitonicSort.Sort(sortParticlesBuffer);
}
if (rs.ShowParticles)
{
rs.Counters.DeadParticles = deadParticlesIndices.GetStructureCount();
}
}
}
/// <summary>
/// Renders sky with specified technique
/// </summary>
/// <param name="rendCtxt"></param>
/// <param name="techName"></param>
internal void Render( Camera camera, StereoEye stereoEye, HdrFrame frame, SkySettings settings )
{
var scale = Matrix.Scaling( settings.SkySphereSize );
var rotation = Matrix.Identity;
var sunPos = settings.SunPosition;
var sunColor = settings.SunGlowColor;
rs.ResetStates();
//rs.DepthStencilState = depthBuffer==null? DepthStencilState.None : DepthStencilState.Default ;
rs.SetTargets( frame.DepthBuffer.Surface, frame.HdrBuffer.Surface );
var viewMatrix = camera.GetViewMatrix( stereoEye );
var projMatrix = camera.GetProjectionMatrix( stereoEye );
skyConstsData.MatrixWVP = scale * rotation * MathUtil.Transformation( viewMatrix.Right, viewMatrix.Up, viewMatrix.Backward ) * projMatrix;
skyConstsData.SunPosition = sunPos;
skyConstsData.SunColor = sunColor;
skyConstsData.Turbidity = settings.SkyTurbidity;
skyConstsData.Temperature = Temperature.Get( settings.SunTemperature );
skyConstsData.SkyIntensity = settings.SkyIntensity;
skyConstsCB.SetData( skyConstsData );
rs.VertexShaderConstants[0] = skyConstsCB;
rs.PixelShaderConstants[0] = skyConstsCB;
//
// Sky :
//
SkyFlags flags = SkyFlags.SKY;
ApplyColorSpace( ref flags, settings );
rs.PipelineState = factory[(int)flags];
rs.SetupVertexInput( skyVB, null );
rs.Draw( skyVB.Capacity, 0 );
rs.ResetStates();
}
/// <summary>
///
/// </summary>
/// <param name="gameTime"></param>
internal void Render ( GameTime gameTime, Camera camera, StereoEye stereoEye, HdrFrame viewFrame )
{
var device = Game.GraphicsDevice;
device.ResetStates();
device.SetTargets( viewFrame.DepthBuffer, viewFrame.HdrBuffer );
device.SetViewport( 0,0,viewFrame.HdrBuffer.Width, viewFrame.HdrBuffer.Height );
int w = device.DisplayBounds.Width;
int h = device.DisplayBounds.Height;
//var map = "SV_POSITION.xyzw;COLOR0.xyzw;COLOR1.xyzw;TEXCOORD0.xyzw;TEXCOORD1.xyzw;TEXCOORD2.xyzw";
Params param = new Params();
//param.View = Matrix.Identity;
//param.Projection = Matrix.OrthoOffCenterRH(0, w, h, 0, -9999, 9999);
param.View = camera.GetViewMatrix( stereoEye );
param.Projection = camera.GetProjectionMatrix( stereoEye );
param.MaxParticles = 100;
param.DeltaTime = gameTime.ElapsedSec;
paramsCB.SetData( param );
device.VertexShaderConstants[0] = paramsCB ;
device.GeometryShaderConstants[0] = paramsCB ;
device.PixelShaderConstants[0] = paramsCB ;
device.PixelShaderSamplers[0] = SamplerState.LinearWrap ;
//
// Simulate :
//
device.PipelineState = factory[ (int)Flags.SIMULATION ];
device.SetupVertexInput( simulationSrcVB, null );
device.SetupVertexOutput( simulationDstVB, 0 );
device.DrawAuto();
//
// Inject :
//
injectionVB.SetData( injectionBufferCPU );
device.PipelineState = factory[ (int)Flags.INJECTION ];
device.SetupVertexInput( injectionVB, null );
device.SetupVertexOutput( simulationDstVB, -1 );
device.Draw(injectionCount, 0 );
SwapParticleBuffers();
//
// Render
//
paramsCB.SetData( param );
device.VertexShaderConstants[0] = paramsCB ;
device.GeometryShaderConstants[0] = paramsCB ;
device.PixelShaderConstants[0] = paramsCB ;
device.PipelineState = factory[ (int)Flags.RENDER ];
device.PixelShaderResources[0] = null;
device.SetupVertexOutput( null, 0 );
device.SetupVertexInput( simulationSrcVB, null );
//device.Draw( Primitive.PointList, injectionCount, 0 );
device.DrawAuto();
//device.Draw( Primitive.PointList, MaxSimulatedParticles, 0 );
ClearParticleBuffer();
}
/// <summary>
///
/// </summary>
public void Render ( RenderTargetSurface colorBuffer, Camera camera )
{
DrawTracers();
if (!vertexDataAccum.Any()) {
return;
}
var dev = Game.GraphicsDevice;
dev.ResetStates();
dev.SetTargets( null, colorBuffer );
constData.Transform = camera.GetViewMatrix(StereoEye.Mono) * camera.GetProjectionMatrix(StereoEye.Mono);
constBuffer.SetData(constData);
dev.SetupVertexInput( vertexBuffer, null );
dev.VertexShaderConstants[0] = constBuffer ;
dev.PipelineState = factory[0];
int numDPs = MathUtil.IntDivUp(vertexDataAccum.Count, vertexBufferSize);
for (int i = 0; i < numDPs; i++) {
int numVerts = i < numDPs - 1 ? vertexBufferSize : vertexDataAccum.Count % vertexBufferSize;
if (numVerts == 0) {
break;
}
vertexDataAccum.CopyTo(i * vertexBufferSize, vertexArray, 0, numVerts);
vertexBuffer.SetData(vertexArray, 0, numVerts);
dev.Draw( numVerts, 0);
}
vertexDataAccum.Clear();
}
/// <summary>
///
/// </summary>
internal void Render(RenderTargetSurface colorBuffer, DepthStencilSurface depthBuffer, Camera camera)
{
DrawTracers();
if (!vertexDataAccum.Any())
{
return;
}
if (Game.RenderSystem.SkipDebugRendering)
{
vertexDataAccum.Clear();
return;
}
var dev = Game.GraphicsDevice;
dev.ResetStates();
dev.SetTargets(depthBuffer, colorBuffer);
var a = camera.GetProjectionMatrix(StereoEye.Mono).M11;
var b = camera.GetProjectionMatrix(StereoEye.Mono).M22;
var w = (float)colorBuffer.Width;
var h = (float)colorBuffer.Height;
constData.View = camera.GetViewMatrix(StereoEye.Mono);
constData.Projection = camera.GetProjectionMatrix(StereoEye.Mono);
constData.ViewPosition = camera.GetCameraPosition4(StereoEye.Mono);
constData.PixelSize = new Vector4(1 / w / a, 1 / b / h, 1 / w, 1 / h);
constBuffer.SetData(constData);
dev.SetupVertexInput(vertexBuffer, null);
dev.VertexShaderConstants[0] = constBuffer;
dev.PixelShaderConstants[0] = constBuffer;
dev.GeometryShaderConstants[0] = constBuffer;
var flags = new[] { RenderFlags.SOLID, RenderFlags.GHOST };
foreach (var flag in flags)
{
dev.PipelineState = factory[(int)flag];
int numDPs = MathUtil.IntDivUp(vertexDataAccum.Count, vertexBufferSize);
for (int i = 0; i < numDPs; i++)
{
int numVerts = i < numDPs - 1 ? vertexBufferSize : vertexDataAccum.Count % vertexBufferSize;
if (numVerts == 0)
{
break;
}
vertexDataAccum.CopyTo(i * vertexBufferSize, vertexArray, 0, numVerts);
vertexBuffer.SetData(vertexArray, 0, numVerts);
dev.Draw(numVerts, 0);
}
}
vertexDataAccum.Clear();
}
/// <summary>
///
/// </summary>
/// <param name="view"></param>
/// <param name="projection"></param>
internal void RenderLighting ( StereoEye stereoEye, Camera camera, HdrFrame hdrFrame, RenderWorld viewLayer, RenderTargetCube envLight )
{
using ( new PixEvent("TiledLighting") ) {
var view = camera.GetViewMatrix( stereoEye );
var projection = camera.GetProjectionMatrix( stereoEye );
var device = Game.GraphicsDevice;
device.ResetStates();
var width = hdrFrame.HdrBuffer.Width;
var height = hdrFrame.HdrBuffer.Height;
ICSMController csmCtrl = viewLayer.LightSet.DirectLight.CSMController ?? csmController;
int activeCascadeCount = Math.Min( cascadedShadowMap.CascadeCount, csmCtrl.GetActiveCascadeCount() );
//
// Setup compute shader parameters and states :
//
try {
var cbData = new LightingParams();
var invView = Matrix.Invert( view );
var invVP = Matrix.Invert( view * projection );
var viewPos = invView.TranslationVector;
cbData.DirectLightDirection = new Vector4( viewLayer.LightSet.DirectLight.Direction, 0 );
cbData.DirectLightIntensity = viewLayer.LightSet.DirectLight.Intensity.ToVector4();
cbData.Projection = projection;
cbData.CSMViewProjection0 = csmCtrl.GetShadowViewMatrix(0) * csmCtrl.GetShadowProjectionMatrix(0);
cbData.CSMViewProjection1 = csmCtrl.GetShadowViewMatrix(1) * csmCtrl.GetShadowProjectionMatrix(1);
cbData.CSMViewProjection2 = csmCtrl.GetShadowViewMatrix(2) * csmCtrl.GetShadowProjectionMatrix(2);
cbData.CSMViewProjection3 = csmCtrl.GetShadowViewMatrix(3) * csmCtrl.GetShadowProjectionMatrix(3);
cbData.View = view;
cbData.ViewPosition = new Vector4(viewPos,1);
cbData.InverseViewProjection = invVP;
cbData.CSMFilterRadius = new Vector4( CSMFilterSize );
cbData.AmbientColor = viewLayer.LightSet.AmbientLevel;
cbData.Viewport = new Vector4( 0, 0, width, height );
cbData.ShowCSLoadOmni = ShowOmniLightTileLoad ? 1 : 0;
cbData.ShowCSLoadEnv = ShowEnvLightTileLoad ? 1 : 0;
cbData.ShowCSLoadSpot = ShowSpotLightTileLoad ? 1 : 0;
cbData.CascadeCount = activeCascadeCount;
cbData.CascadeScale = 1.0f / (float)cascadedShadowMap.CascadeCount;
ComputeOmniLightsTiles( view, projection, viewLayer.LightSet );
ComputeSpotLightsTiles( view, projection, viewLayer.LightSet );
ComputeEnvLightsTiles( view, projection, viewLayer.LightSet );
//
// set states :
//
device.SetTargets( null, hdrFrame.HdrBuffer.Surface );
lightingCB.SetData( cbData );
device.ComputeShaderSamplers[0] = SamplerState.PointClamp;
device.ComputeShaderSamplers[1] = SamplerState.LinearClamp;
device.ComputeShaderSamplers[2] = SamplerState.ShadowSampler;
device.ComputeShaderSamplers[3] = SamplerState.LinearPointWrap;
device.ComputeShaderResources[0] = hdrFrame.DiffuseBuffer;
device.ComputeShaderResources[1] = hdrFrame.SpecularBuffer;
device.ComputeShaderResources[2] = hdrFrame.NormalMapBuffer;
device.ComputeShaderResources[3] = hdrFrame.ScatteringBuffer;
device.ComputeShaderResources[4] = hdrFrame.DepthBuffer;
device.ComputeShaderResources[5] = cascadedShadowMap.ColorBuffer;
device.ComputeShaderResources[6] = spotColor;
device.ComputeShaderResources[7] = viewLayer.LightSet.SpotAtlas==null ? rs.WhiteTexture.Srv : viewLayer.LightSet.SpotAtlas.Texture.Srv;
device.ComputeShaderResources[8] = omniLightBuffer;
device.ComputeShaderResources[9] = spotLightBuffer;
device.ComputeShaderResources[10] = envLightBuffer;
device.ComputeShaderResources[11] = rs.SsaoFilter.OcclusionMap;
device.ComputeShaderResources[12] = viewLayer.RadianceCache;
device.ComputeShaderResources[13] = viewLayer.ParticleSystem.SimulatedParticles;
device.ComputeShaderResources[14] = cascadedShadowMap.ParticleShadow;
device.ComputeShaderConstants[0] = lightingCB;
device.SetCSRWTexture( 0, hdrFrame.LightAccumulator.Surface );
device.SetCSRWTexture( 1, hdrFrame.SSSAccumulator.Surface );
device.SetCSRWBuffer( 2, viewLayer.ParticleSystem.ParticleLighting );
//
// Dispatch solids :
//
using (new PixEvent("Solid Lighting")) {
device.PipelineState = factory[ (int)LightingFlags.SOLIDLIGHTING ];
device.Dispatch( MathUtil.IntDivUp( width, BlockSizeX ), MathUtil.IntDivUp( height, BlockSizeY ), 1 );
}
//
// Dispatch particles :
//
using (new PixEvent("Particle Lighting")) {
if (stereoEye!=StereoEye.Right) {
int threadGroupCount = MathUtil.IntDivUp( ParticleSystem.MaxSimulatedParticles, ParticleSystem.BlockSize );
device.PipelineState = factory[ (int)LightingFlags.PARTICLES ];
device.Dispatch( threadGroupCount, 1, 1 );
}
}
} catch ( UbershaderException e ) {
Log.Warning("{0}", e.Message );
}
//
// Add accumulated light :
//
rs.Filter.OverlayAdditive( hdrFrame.HdrBuffer.Surface, hdrFrame.LightAccumulator );
// Uncomment to enable SSS :
#if false
rs.Filter.GaussBlur( hdrFrame.SSSAccumulator, hdrFrame.LightAccumulator, 5, 0 );
rs.Filter.OverlayAdditive( hdrFrame.HdrBuffer.Surface, hdrFrame.SSSAccumulator );
#endif
device.ResetStates();
if (rs.ShowLightCounters) {
var ls = viewLayer.LightSet;
Log.Message("lights: {0,5} omni {1,5} spot {2,5} env", ls.OmniLights.Count, ls.SpotLights.Count, ls.EnvLights.Count );
}
}
}
