public override void Initialize()
{
base.Initialize();
boundingBoxPass = new RenderPass("BoundingBoxPass");
minMaxPass = new RenderPass("MinmaxPass");
lightShaftPass = new RenderPass("LightShaftPass");
filterUpscalePass = new RenderPass("UpscalePass");
RenderPass.AddPass(boundingBoxPass, minMaxPass, lightShaftPass, filterUpscalePass);
var useUpScaling = false;
var bbRenderTargetPlugin = new RenderTargetsPlugin("BoundingBoxRenderTargetPlugin")
{
EnableSetTargets = true,
EnableClearTarget = true,
RenderPass = boundingBoxPass,
Services = Services,
};
var minMaxEffectBuilder = this.EffectSystemOld.BuildEffect("MinMax")
.Using(new MinMaxShaderPlugin("MinMaxShaderPlugin")
{
RenderPassPlugin = bbRenderTargetPlugin
})
.Using(new BasicShaderPlugin("TransformationWVP")
{
RenderPassPlugin = bbRenderTargetPlugin
});
var minmaxEffectBuilder = this.EffectSystemOld.BuildEffect("LightShaftsMinMax")
.Using(new PostEffectSeparateShaderPlugin()
{
RenderPass = minMaxPass
})
.Using(new BasicShaderPlugin("ForwardShadowMapBase")
{
RenderPass = minMaxPass
})
.Using(new BasicShaderPlugin(new ShaderClassSource("PostEffectMinMax", "ShadowMapUtils.shadowMapTexture", "PointSampler", 4, 4, 0.0, 1.0))
{
RenderPass = minMaxPass
});
var lightShaftsEffectBuilder = this.EffectSystemOld.BuildEffect("LightShafts")
.Using(new PostEffectSeparateShaderPlugin()
{
RenderPass = lightShaftPass
})
.Using(new StateShaderPlugin()
{
UseBlendState = !useUpScaling, RenderPass = lightShaftPass
})
//.Using(new BasicShaderPlugin(new ShaderClassSource("PostEffectLightShafts", Debug ? 1 : 0, RenderContext.IsZReverse ? 1 : 0, StepCount)) { RenderPass = lightShaftPass });
.Using(new BasicShaderPlugin(new ShaderClassSource("PostEffectLightShafts", Debug ? 1 : 0, false ? 1 : 0, StepCount))
{
RenderPass = lightShaftPass
});
if (OfflineCompilation)
{
minMaxEffectBuilder.InstantiatePermutation();
minmaxEffectBuilder.InstantiatePermutation();
lightShaftsEffectBuilder.InstantiatePermutation();
return;
}
Parameters.AddSources(ViewParameters);
Parameters.Set(RenderTargetKeys.DepthStencilSource, DepthStencil.Texture);
Parameters.Set(TexturingKeys.Sampler, GraphicsDevice.SamplerStates.PointClamp);
// BoundingBox prepass
var gbufferDesc = RenderTarget.Description;
var bbRenderTarget = Texture2D.New(GraphicsDevice, gbufferDesc.Width / 8, gbufferDesc.Height / 8, PixelFormat.R32G32_Float, TextureFlags.ShaderResource | TextureFlags.RenderTarget);
// Use MinMax Plugin
bbRenderTargetPlugin.RenderTarget = bbRenderTarget.ToRenderTarget();
bbRenderTargetPlugin.Parameters.AddSources(Parameters);
bbRenderTargetPlugin.Apply();
EffectOld minMaxEffect = minMaxEffectBuilder.InstantiatePermutation();
// Add meshes
foreach (var bbMeshData in BoundingBoxes)
{
// Mesh for MinPass
var bbMesh = new EffectMesh(minMaxEffect, bbMeshData).KeepAliveBy(this);
// Add mesh
// boundingBoxPass.AddPass(bbMesh.EffectMeshPasses[0].EffectPass);
RenderSystem.GlobalMeshes.AddMesh(bbMesh);
}
// MinMax render target
var minMaxRenderTarget = Texture2D.New(GraphicsDevice, 256, 256, PixelFormat.R32G32_Float, TextureFlags.ShaderResource | TextureFlags.RenderTarget);
minMaxPass.Parameters = new ParameterCollection(null);
minMaxPass.Parameters.AddSources(ShadowMap.Parameters);
minMaxPass.Parameters.AddSources(Parameters);
minMaxPass.Parameters.AddDynamic(PostEffectMinMaxKeys.MinMaxCoords, ParameterDynamicValue.New(LightingPlugin.CascadeTextureCoords, (ref Vector4[] cascadeTextureCoords, ref Vector4 output) =>
{
output = cascadeTextureCoords[0];
}, autoCheckDependencies: false));
EffectOld minmaxEffect = minmaxEffectBuilder.InstantiatePermutation();
var minMaxMesh = new EffectMesh(minmaxEffect).KeepAliveBy(this);
minMaxMesh.Parameters.Set(RenderTargetKeys.RenderTarget, minMaxRenderTarget.ToRenderTarget());
RenderSystem.GlobalMeshes.AddMesh(minMaxMesh);
// Light Shafts effect
var blendStateDesc = new BlendStateDescription();
blendStateDesc.SetDefaults();
blendStateDesc.AlphaToCoverageEnable = false;
blendStateDesc.IndependentBlendEnable = false;
blendStateDesc.RenderTargets[0].BlendEnable = true;
blendStateDesc.RenderTargets[0].AlphaBlendFunction = BlendFunction.Add;
blendStateDesc.RenderTargets[0].AlphaSourceBlend = Blend.One;
blendStateDesc.RenderTargets[0].AlphaDestinationBlend = Blend.One;
blendStateDesc.RenderTargets[0].ColorBlendFunction = BlendFunction.Add;
blendStateDesc.RenderTargets[0].ColorSourceBlend = Blend.One;
blendStateDesc.RenderTargets[0].ColorDestinationBlend = Blend.One;
blendStateDesc.RenderTargets[0].ColorWriteChannels = ColorWriteChannels.All;
var additiveBlending = BlendState.New(GraphicsDevice, blendStateDesc);
additiveBlending.Name = "LightShaftAdditiveBlend";
var shaftRenderTarget = useUpScaling ? Texture2D.New(GraphicsDevice, gbufferDesc.Width / 2, gbufferDesc.Height / 2, PixelFormat.R16G16B16A16_Float, TextureFlags.ShaderResource | TextureFlags.RenderTarget).ToRenderTarget() : RenderTarget;
lightShaftPass.Parameters = new ParameterCollection();
lightShaftPass.Parameters.AddSources(ShadowMap.Parameters);
lightShaftPass.Parameters.AddSources(Parameters);
this.lightShaftsEffect = lightShaftsEffectBuilder.InstantiatePermutation();
var mesh = new EffectMesh(lightShaftsEffect).KeepAliveBy(this);
mesh.Parameters.Set(TexturingKeys.Texture0, minMaxRenderTarget);
mesh.Parameters.Set(TexturingKeys.Texture1, bbRenderTarget);
mesh.Parameters.Set(RenderTargetKeys.RenderTarget, shaftRenderTarget);
if (!useUpScaling)
{
mesh.Parameters.Set(EffectPlugin.BlendStateKey, additiveBlending);
}
RenderSystem.GlobalMeshes.AddMesh(mesh);
// Bilateral Gaussian filtering for up-sampling
if (useUpScaling)
{
var bbRenderTargetUpScaleH = Texture2D.New(GraphicsDevice, gbufferDesc.Width, gbufferDesc.Height / 2, PixelFormat.R16G16B16A16_Float, TextureFlags.ShaderResource | TextureFlags.RenderTarget);
var bbRenderTargetUpScaleV = RenderTarget;
//var bbRenderTargetUpScaleV = GraphicsDevice.RenderTarget2D.New(gbufferDesc.Width, gbufferDesc.Height, PixelFormat.HalfVector4);
var blurEffects = new EffectOld[] {
this.EffectSystemOld.BuildEffect("BilateralGaussianFiltering")
.Using(new PostEffectSeparateShaderPlugin())
.Using(new BasicShaderPlugin(new ShaderClassSource("PostEffectBilateralGaussian", 0))),
this.EffectSystemOld.BuildEffect("BilateralGaussianFiltering")
.Using(new StateShaderPlugin()
{
UseBlendState = true
})
.Using(new PostEffectSeparateShaderPlugin())
.Using(new BasicShaderPlugin(new ShaderClassSource("PostEffectBilateralGaussian", 1))),
};
Texture2D textureSourceH = (Texture2D)shaftRenderTarget.Texture;
Texture2D textureSourceV = bbRenderTargetUpScaleH;
RenderTarget renderTargetH = bbRenderTargetUpScaleH.ToRenderTarget();
RenderTarget renderTargetV = bbRenderTargetUpScaleV;
var blurQuadMesh = new EffectMesh[2];
for (int i = 0; i < 2; ++i)
{
blurQuadMesh[i] = new EffectMesh(blurEffects[i]).KeepAliveBy(this);
filterUpscalePass.AddPass(blurQuadMesh[i].EffectPass);
RenderSystem.GlobalMeshes.AddMesh(blurQuadMesh[i]);
}
blurQuadMesh[0].Parameters.Set(TexturingKeys.Texture0, textureSourceH);
blurQuadMesh[1].Parameters.Set(TexturingKeys.Texture0, textureSourceV);
blurQuadMesh[0].Parameters.Set(RenderTargetKeys.RenderTarget, renderTargetH);
blurQuadMesh[1].Parameters.Set(RenderTargetKeys.RenderTarget, renderTargetV);
// Additive blending for 2nd render target
blurQuadMesh[1].Parameters.Set(EffectPlugin.BlendStateKey, additiveBlending);
}
}
public override void Load()
{
base.Load();
if (OfflineCompilation)
{
return;
}
// Declare post render pass
PostPass = new RenderPass("PostPass").KeepAliveBy(ActiveObjects);
RenderPass.AddPass(PostPass);
var depthStencilTexture = Texture.New2D(GraphicsDevice, AtlasSize, AtlasSize, PixelFormat.D32_Float, TextureFlags.DepthStencil | TextureFlags.ShaderResource).KeepAliveBy(ActiveObjects);
var depthStencilBuffer = depthStencilTexture.ToDepthStencilBuffer(false);
ShadowMapDepth = depthStencilBuffer;
//MainTargetPlugin.Parameters.Set(ShadowMapKeys.Texture0, ShadowMapDepth);
// Setup clear of this target
var renderTargetPlugin = new RenderTargetsPlugin
{
Services = Services,
EnableClearDepth = true,
EnableSetTargets = false,
RenderPass = RenderPass,
RenderTarget = null,
DepthStencil = depthStencilBuffer,
};
renderTargetPlugin.Apply();
// Use Default ZTest for GBuffer
depthStencilStateZStandard = DepthStencilState.New(GraphicsDevice, new DepthStencilStateDescription().Default()).KeepAliveBy(ActiveObjects);
depthStencilStateZStandard.Name = "ZStandard";
Parameters.Set(EffectPlugin.DepthStencilStateKey, depthStencilStateZStandard);
casterRasterizerState = RasterizerState.New(GraphicsDevice, new RasterizerStateDescription(CullMode.Back)).KeepAliveBy(ActiveObjects);
// Variance Shadow Mapping
// Create the blur temporary texture
var shadowMapTextureDesc = ShadowMapDepth.Description;
var shadowMapBlurH = Texture.New2D(GraphicsDevice, shadowMapTextureDesc.Width, shadowMapTextureDesc.Height, PixelFormat.R32G32_Float, TextureFlags.ShaderResource | TextureFlags.RenderTarget).KeepAliveBy(ActiveObjects);
var shadowMapBlurV = Texture.New2D(GraphicsDevice, shadowMapTextureDesc.Width, shadowMapTextureDesc.Height, PixelFormat.R32G32_Float, TextureFlags.ShaderResource | TextureFlags.RenderTarget).KeepAliveBy(ActiveObjects);
Texture2D textureSourceH = ShadowMapDepth.Texture;
Texture2D textureSourceV = shadowMapBlurH;
RenderTarget renderTargetH = shadowMapBlurH.ToRenderTarget();
RenderTarget renderTargetV = shadowMapBlurV.ToRenderTarget();
var blurQuadMesh = new EffectMesh[2];
for (int j = 0; j < BlurCount; j++)
{
for (int i = 0; i < 2; ++i)
{
blurQuadMesh[i] = new EffectMesh(j > 0 ? blurEffects[1] : blurEffects[i]).KeepAliveBy(ActiveObjects);
blurQuadMesh[i].Parameters.Set(PostEffectBlurKeys.Coefficients, new[] { 0.2270270270f, 0.3162162162f, 0.3162162162f, 0.0702702703f, 0.0702702703f });
var unit = i == 0 ? Vector2.UnitX : Vector2.UnitY;
blurQuadMesh[i].Parameters.Set(PostEffectBlurKeys.Offsets, new[] { Vector2.Zero, unit * -1.3846153846f, unit * +1.3846153846f, unit * -3.2307692308f, unit * +3.2307692308f });
PostPass.AddPass(blurQuadMesh[i].EffectPass);
RenderSystem.GlobalMeshes.AddMesh(blurQuadMesh[i]);
}
blurQuadMesh[0].Parameters.Set(TexturingKeys.Texture0, textureSourceH);
blurQuadMesh[1].Parameters.Set(TexturingKeys.Texture0, textureSourceV);
blurQuadMesh[0].Parameters.Set(RenderTargetKeys.RenderTarget, renderTargetH);
blurQuadMesh[1].Parameters.Set(RenderTargetKeys.RenderTarget, renderTargetV);
textureSourceH = shadowMapBlurV;
textureSourceV = shadowMapBlurH;
}
ShadowMapVsm = shadowMapBlurV;
// Final texture for VSM is result of blur
//MainTargetPlugin.Parameters.Set(ShadowMapKeys.Texture0, shadowMapBlurV);
}
private void OnFrameUpdate(ThreadContext context)
{
updatePasses.Enabled = true; //!RenderContext.IsPaused;
// Add new updater to the current list
foreach (var particleUpdater in Updaters)
{
ParticleUpdaterState particleUpdaterState = null;
foreach (ParticleUpdaterState state in currentUpdaters)
{
if (ReferenceEquals(state.UserState, particleUpdater))
{
particleUpdaterState = state;
break;
}
}
if (particleUpdaterState == null)
{
currentUpdaters.Add(new ParticleUpdaterState()
{
UserState = particleUpdater, StructureSize = StructureSize
});
}
}
// Get updater to remove from current list
foreach (var particleUpdater in currentUpdaters)
{
ParticleEmitterComponent particleUpdaterState = null;
foreach (ParticleEmitterComponent state in Updaters)
{
if (ReferenceEquals(state, particleUpdater.UserState))
{
particleUpdaterState = state;
break;
}
}
if (particleUpdaterState == null)
{
updatersToRemove.Add(particleUpdater);
}
}
// Remove from the current list
foreach (var particleUpdaterState in updatersToRemove)
{
currentUpdaters.Remove(particleUpdaterState);
// Remove the mesh to be rendered
meshesToRender.RemoveMesh(particleUpdaterState.MeshUpdater);
// Dispose the previous particule updater as it is no longer used
particleUpdaterState.DisposeBuffers();
}
// Reallocate global buffers if needed
if (updatersCount > capacityCount)
{
CapacityCount = updatersCount;
OnCapacityCountChange();
}
int particleUpdaterIndex = 1;
currentParticleCount = 0;
// Update start index into global buffers for all CPU/GPU static buffers.
int startIndex = 0;
for (int i = 0; i < currentUpdaters.Count; i++)
{
var currentState = currentUpdaters[i];
var userState = currentState.UserState;
if (!userState.IsDynamicEmitter)
{
// If there is a change from dynamic type to CPU/GPU static buffer, we need to deallocate previous Append/ConsumeBuffers
if (currentState.IsDynamicEmitter)
{
currentState.DisposeBuffers();
}
}
else if (userState.Count > currentState.Count)
{
// This is a dynamic buffer and the new buffer is larger than previous one
// or we simply need to allocate new consume/append buffers
currentState.AllocateBuffers(context.GraphicsDevice);
}
// Create Effect shader
if (!ReferenceEquals(userState.Shader, currentState.Shader) || currentState.Count != userState.Count)
{
// Remove the effect pass
updatePasses.RemovePass(currentState.EffectPass);
// Dispose previous effects
currentState.DisposeEffects();
// Remove mesh
if (currentState.MeshUpdater != null)
{
meshesToRender.RemoveMesh(currentState.MeshUpdater);
currentState.MeshUpdater = null;
}
// Compile new shader
if (userState.Shader != null)
{
string name = userState.Name ?? string.Format("{0}{1}", userState.Shader.ClassName, particleUpdaterIndex++);
currentState.EffectPass = new RenderPass(name);
updatePasses.AddPass(currentState.EffectPass);
// Calculate the best dispatch thread count
int dispatchCount = MaximumThreadPerGroup;
while (dispatchCount > 0)
{
// If the maximum count is a multiple of the current dispatchCount use it
if ((userState.Count & (dispatchCount - 1)) == 0)
{
break;
}
dispatchCount >>= 1;
}
// Compile the new shader for this count
currentState.EffectUpdater = this.EffectSystemOld.BuildEffect(name).Using(
new ComputeShaderPlugin(userState.Shader, dispatchCount, 1, 1)
{
RenderPass = currentState.EffectPass,
Macros = { new ShaderMacro("PARTICLE_STRUCT", StructureName) }
});
// Instantiate the mesh updater
var meshParams = new ParameterCollection(name);
currentState.MeshUpdater = new EffectMesh(currentState.EffectUpdater, new Mesh {
Parameters = meshParams
}).Dispatch(userState.Count / dispatchCount, 1, 1);
currentState.MeshUpdater.Parameters.AddSources(Parameters);
currentState.MeshUpdater.Parameters.AddSources(MainPlugin.ViewParameters);
currentState.MeshUpdater.Parameters.AddSources(userState.Parameters);
// Setup Append/Consume
if (userState.IsDynamicEmitter)
{
currentState.MeshUpdater.Parameters.Set(ParticleBaseKeys.ParticleInputBuffer, currentState.ConsumeBuffer);
currentState.MeshUpdater.Parameters.Set(ParticleBaseKeys.ParticleOutputBuffer, currentState.AppendBuffer);
currentState.MeshUpdater.Parameters.Set(ParticleBaseKeys.ParticleStartIndex, (uint)0);
}
else
{
// Setup update on global buffer
currentState.MeshUpdater.Parameters.Set(ParticleBaseKeys.ParticleGlobalBuffer, globalBuffer);
currentState.MeshUpdater.Parameters.Set(ParticleBaseKeys.ParticleStartIndex, (uint)startIndex);
}
// Add this updater to the rendering list
meshesToRender.AddMesh(currentState.MeshUpdater);
}
}
// Setup Append/Consume
if (currentState.MeshUpdater != null && !userState.IsDynamicEmitter && currentState.StartIndex != startIndex)
{
// Setup update on global buffer
currentState.MeshUpdater.Parameters.Set(ParticleBaseKeys.ParticleStartIndex, (uint)startIndex);
}
// Transfer CPU buffer to GPU
if (!ReferenceEquals(userState.ParticleData, currentState.ParticleData) ||
userState.UpdateNextBuffer ||
userState.Type == ParticleEmitterType.CpuDynamic ||
currentState.StartIndex != startIndex ||
currentState.Count != userState.Count
)
{
// Update the data if necessary
userState.OnUpdateData();
if (userState.ParticleData != null)
{
var handle = GCHandle.Alloc(userState.ParticleData, GCHandleType.Pinned);
globalBuffer.SetData(context.GraphicsDevice, new DataPointer(handle.AddrOfPinnedObject(), userState.Count * StructureSize), startIndex * StructureSize);
handle.Free();
}
userState.UpdateNextBuffer = false;
}
// Replicate the shader to the current state
currentState.Type = userState.Type;
currentState.Shader = userState.Shader;
currentState.Count = userState.Count;
currentState.ParticleElementSize = userState.ParticleElementSize;
currentState.ParticleData = userState.ParticleData;
currentState.StartIndex = startIndex;
// Copy Maximum count to current state
currentParticleCount += userState.Count;
// Update start index
startIndex += userState.Count;
}
// Add mesh to the render list
if (updatersCount > 0)
{
if (!isParticleRenderingEnabled)
{
isParticleRenderingEnabled = true;
meshesToRender.AddMesh(effectMeshRender);
meshesToRender.AddMesh(effectMeshCopyToSortBuffer);
}
}
else
{
isParticleRenderingEnabled = false;
meshesToRender.RemoveMesh(effectMeshRender);
meshesToRender.RemoveMesh(effectMeshCopyToSortBuffer);
}
// Prepare mesh for rendering
PrepareForRendering();
}
public override void Load()
{
base.Load();
RenderPass.AddPass(boundingBoxPass, heatShimmerPass, heatShimmerComposePass);
// Use MinMax Plugin
var bbRenderTargetPlugin = new RenderTargetsPlugin("BoundingBoxRenderTargetPlugin")
{
EnableSetTargets = true,
EnableClearTarget = true,
RenderTarget = null,
RenderPass = boundingBoxPass,
Services = Services
};
bbRenderTargetPlugin.Apply();
Parameters.AddSources(ViewParameters);
Parameters.SetDefault(RenderTargetKeys.DepthStencilSource);
Parameters.SetDefault(TexturingKeys.Sampler);
bbRenderTargetPlugin.Parameters.AddSources(Parameters);
EffectOld minMaxEffect = this.EffectSystemOld.BuildEffect("MinMax")
.Using(new MinMaxShaderPlugin("MinMaxShaderPlugin")
{
RenderPassPlugin = bbRenderTargetPlugin
})
.Using(new BasicShaderPlugin("TransformationWVP")
{
RenderPassPlugin = bbRenderTargetPlugin
})
.KeepAliveBy(ActiveObjects)
.InstantiatePermutation()
.KeepAliveBy(ActiveObjects);
heatShimmerPass.Parameters = new ParameterCollection();
heatShimmerPass.Parameters.AddSources(Parameters);
heatShimmerPass.Parameters.AddSources(NoisePlugin.Parameters);
EffectOld heatShimmerEffect = this.EffectSystemOld.BuildEffect("HeatShimmer")
.Using(new PostEffectSeparateShaderPlugin()
{
RenderPass = heatShimmerPass
})
.Using(
new BasicShaderPlugin(
new ShaderMixinSource()
{
Mixins = new List <ShaderClassSource>()
{
// TODO add support for IsZReverse
//new ShaderClassSource("PostEffectHeatShimmer", Debug ? 1 : 0, effectSystemOld.IsZReverse ? 1 : 0, 3),
new ShaderClassSource("PostEffectHeatShimmer", Debug ? 1 : 0, false ? 1 : 0, 3)
},
Compositions = new Dictionary <string, ShaderSource>()
{
{ "NoiseSource", new ShaderClassSource("SimplexNoise") }
},
}
)
{
RenderPass = heatShimmerPass
})
.KeepAliveBy(ActiveObjects)
.InstantiatePermutation()
.KeepAliveBy(ActiveObjects);
EffectOld heatShimmerDisplayEffect = this.EffectSystemOld.BuildEffect("HeatShimmer")
.Using(new PostEffectSeparateShaderPlugin()
{
RenderPass = heatShimmerComposePass
})
.Using(new BasicShaderPlugin(new ShaderClassSource("PostEffectHeatShimmerDisplay", Debug ? 1 : 0))
{
RenderPass = heatShimmerComposePass
})
.KeepAliveBy(ActiveObjects)
.InstantiatePermutation()
.KeepAliveBy(ActiveObjects);
if (OfflineCompilation)
{
return;
}
Parameters.Set(RenderTargetKeys.DepthStencilSource, DepthStencil.Texture);
Parameters.Set(TexturingKeys.Sampler, GraphicsDevice.SamplerStates.PointClamp);
// ------------------------------------------
// BoundingBox prepass
// ------------------------------------------
var renderTargetDesc = RenderSource.Description;
var bbRenderTarget = Texture2D.New(GraphicsDevice, renderTargetDesc.Width, renderTargetDesc.Height, PixelFormat.R32G32_Float, TextureFlags.ShaderResource | TextureFlags.RenderTarget).KeepAliveBy(ActiveObjects);
bbRenderTargetPlugin.RenderTarget = bbRenderTarget.ToRenderTarget();
// Add meshes
foreach (var bbMeshData in BoundingBoxes)
{
// Mesh for MinPass
var bbMesh = new EffectMesh(minMaxEffect, bbMeshData).KeepAliveBy(ActiveObjects);
// Add mesh
// boundingBoxPass.AddPass(bbMesh.EffectMeshPasses[0].EffectPass);
effectMeshes.Add(bbMesh);
RenderSystem.GlobalMeshes.AddMesh(bbMesh);
}
// ------------------------------------------
// Heat Compute
// ------------------------------------------
var shimmerTexture = Texture2D.New(GraphicsDevice, renderTargetDesc.Width, renderTargetDesc.Height, PixelFormat.R8_UNorm, TextureFlags.ShaderResource | TextureFlags.RenderTarget);
var shimmerRenderTarget = shimmerTexture.ToRenderTarget();
heatShimmerPass.StartPass += context => context.GraphicsDevice.Clear(shimmerRenderTarget, Color.Black);
var quadMesh = new EffectMesh(heatShimmerEffect).KeepAliveBy(ActiveObjects);
quadMesh.Parameters.Set(TexturingKeys.Texture1, bbRenderTarget);
quadMesh.Parameters.Set(RenderTargetKeys.RenderTarget, shimmerRenderTarget);
effectMeshes.Add(quadMesh);
RenderSystem.GlobalMeshes.AddMesh(quadMesh);
// ------------------------------------------
// Heat display
// ------------------------------------------
quadMesh = new EffectMesh(heatShimmerDisplayEffect).KeepAliveBy(ActiveObjects);
quadMesh.Parameters.Set(TexturingKeys.Texture0, RenderSource);
quadMesh.Parameters.Set(TexturingKeys.Texture1, shimmerTexture);
quadMesh.Parameters.Set(RenderTargetKeys.RenderTarget, RenderTarget);
effectMeshes.Add(quadMesh);
RenderSystem.GlobalMeshes.AddMesh(quadMesh);
}
public override void Load()
{
base.Load();
if (string.IsNullOrEmpty(StructureName) || StructureSize == 0)
{
throw new InvalidOperationException("StructureName and StructureSize must be setup on ParticlePlugin");
}
// Add passes to the render pass
RenderPass.AddPass(updatePasses, copyPass, sortPass, renderPass);
// Create effect to copy from particle buffer to sort buffer
effectCopyToSortBuffer = this.EffectSystemOld.BuildEffect("CopyToSortBuffer").Using(
new ComputeShaderPlugin(new ShaderClassSource("ParticleSortInitializer"), MaximumThreadPerGroup, 1, 1)
{
RenderPass = copyPass,
Macros = { new ShaderMacro("PARTICLE_STRUCT", StructureName) }
});
effectCopyToSortBuffer.KeepAliveBy(ActiveObjects);
effectCopyToSortBuffer.Parameters.AddSources(MainPlugin.ViewParameters);
effectMeshCopyToSortBuffer = new EffectMesh(effectCopyToSortBuffer);
// Clear the sort buffer
copyPass.StartPass.AddFirst = (context) =>
{
if (CapacityCount > 0)
{
// TODO handle progressive sorting
context.GraphicsDevice.ClearReadWrite(sortBuffer, new UInt4(0xFF7FFFFF)); // 0xFF7FFFFF = - float.MaxValue
}
};
// Create effect for bitonic sort 1 - pass 1
effectBitonicSort1Pass1 = this.EffectSystemOld.BuildEffect("ParticleBitonicSort1-Pass1").Using(
new ComputeShaderPlugin(new ShaderClassSource("ParticleBitonicSort1"), MaximumThreadPerGroup, 1, 1)
{
RenderPass = bitonicSort1Pass1,
Macros = { new ShaderMacro("PARTICLE_STRUCT", StructureName),
new ShaderMacro("PARTICLE_SORT_PASS", 0) }
});
effectBitonicSort1Pass1.KeepAliveBy(this);
effectMeshSort1Pass1 = new EffectMesh(effectBitonicSort1Pass1);
// Create effect for bitonic sort 1 - pass 2
effectBitonicSort1Pass2 = this.EffectSystemOld.BuildEffect("ParticleBitonicSort1-Pass2").Using(
new ComputeShaderPlugin(new ShaderClassSource("ParticleBitonicSort1"), MaximumThreadPerGroup, 1, 1)
{
RenderPass = bitonicSort1Pass2,
Macros = { new ShaderMacro("PARTICLE_STRUCT", StructureName),
new ShaderMacro("PARTICLE_SORT_PASS", 1) }
});
effectBitonicSort1Pass2.KeepAliveBy(this);
effectMeshSort1Pass2 = new EffectMesh(effectBitonicSort1Pass2);
// Creates Effect for bitonic sort 2
var currentDepth = MaximumDepthLevel;
for (int i = 0; i < bitonicSort2Passes.Length; i++)
{
var bitonicShader = new RenderPass(string.Format("Bitonic-{0}", currentDepth));
bitonicSort2Passes[i] = bitonicShader;
// Compile the new shader for this count
effectBitonicSort2[i] = this.EffectSystemOld.BuildEffect("ParticleBitonicSort2-" + currentDepth).Using(
new ComputeShaderPlugin(new ShaderClassSource("ParticleBitonicSort2", currentDepth), MaximumThreadPerGroup, 1, 1)
{
RenderPass = bitonicShader,
Macros = { new ShaderMacro("PARTICLE_STRUCT", StructureName) }
});
effectBitonicSort2[i].KeepAliveBy(this);
currentDepth /= 2;
}
effectMeshBitonicSort2 = new EffectMesh[bitonicSort2Passes.Length];
for (int i = 0; i < effectMeshBitonicSort2.Length; i++)
{
effectMeshBitonicSort2[i] = new EffectMesh(effectBitonicSort2[i]);
}
// Creates Effect for rendering
EffectOld particleRenderEffect = this.EffectSystemOld.BuildEffect("ParticleRender")
.Using(new StateShaderPlugin()
{
UseBlendState = true, UseDepthStencilState = true, RenderPass = renderPass
})
.Using(new BasicShaderPlugin(RenderShader)
{
RenderPass = renderPass,
Macros = { new ShaderMacro("PARTICLE_STRUCT", StructureName) }
});
particleRenderEffect.KeepAliveBy(this);
particleRenderEffect.Parameters.AddSources(this.Parameters);
particleRenderEffect.Parameters.AddSources(MainPlugin.ViewParameters);
particleRenderEffect.Parameters.Set(EffectPlugin.BlendStateKey, graphicsDeviceService.GraphicsDevice.BlendStates.AlphaBlend);
particleRenderEffect.Parameters.Set(EffectPlugin.DepthStencilStateKey, MainTargetPlugin.DepthStencilState);
particleRenderEffect.Parameters.Set(RenderTargetKeys.DepthStencilSource, MainTargetPlugin.DepthStencil.Texture);
effectMeshRender = new EffectMesh(particleRenderEffect);
effectMeshRender.Render += (context) =>
{
if (currentParticleCount > 0)
{
context.GraphicsDevice.SetVertexArrayObject(null);
context.GraphicsDevice.SetViewport(MainTargetPlugin.Viewport);
//context.GraphicsDevice.SetRenderTargets(MainTargetPlugin.DepthStencil, 0, MainTargetPlugin.RenderTarget);
context.GraphicsDevice.SetRenderTargets((MainTargetPlugin.DepthStencilReadOnly != null) ? MainTargetPlugin.DepthStencilReadOnly : MainTargetPlugin.DepthStencil, RenderTarget);
// TODO HANDLE dynamic count
//context.GraphicsDevice.Draw(PrimitiveType.PointList, CapacityCount);
context.GraphicsDevice.Draw(PrimitiveType.PointList, currentParticleCount);
}
//context.GraphicsDevice.SetRenderTargets(null, 0, new ITexture2D[] { null } );
};
if (OfflineCompilation)
{
return;
}
// Allocate global buffers at register time
// Buffers can also be reallocated at runtime
OnCapacityCountChange();
// Add our local meshes to render RenderContext.RenderPassEnumerators
RenderSystem.RenderPassEnumerators.Add(meshesToRender);
// Register update per frame
RenderSystem.GlobalPass.StartPass += OnFrameUpdate;
// Register sort pass
sortPass.EndPass.Set = ComputeBitonicSort;
}
