{
    "Name" : "PostProcessGraph",
    "Targets" : [
        {
            "Name" : "DownsampledTarget",
            "Description" : {
                "Type" : "MemoryManaged",
                "Format" : "RGBA16Float",
                "WidthMultiplier" : 0.5,
                "HeightMultiplier" : 0.5,
                "MipLevelCount" : 5,
                "SampleCount" : 1
            }
        },
        {
            "Name" : "PostProcessInputColor"
        },
        {
            "Name" : "BloomResultColor",
            "Description" : {
                "Type" : "MemoryManaged",
                "Format" : "RGBA16Float"
            }
        },
        {
            "Name" : "TonemapResultColor",
            "Description" : {
                "Type" : "MemoryManaged"
            }
        },
        {
            "Name" : "PostProcessOutputColor"
        }
    ],
    "Buffers" : [
    ],
    "Nodes" : [
        {
            "RenderGraphUploadBloomParams" : {
                "Name" : "UploadBloomParams",
                "BloomUserParameters" : {
                    "Strength" : 0.25,
                    "Threshold" : 1.0,
                    "Spread" : 1.0,
                    "NumPasses" : 1
                }
            }
        },
        {
            "RenderGraphDownsampleThresholdNode" : {
                "Name" : "DownsampleThresholdNode",
                "DownsampleThresholdMaterial" : "downsampleThreshold.rematerial",
                "TargetReads" : [
                    {
                        "TargetHandle" : "PostProcessInputColor",
                        "Settings" : {
                            "IsOptional" : true
                        }
                    }
                ],
                "TargetWrites" : [
                    {
                        "TargetHandle" : "DownsampledTarget",
                        "Settings" : {
                            "AttachmentIndex" : 0
                        }
                    }
                ]
            }
        },
        {
            "GenerateMipmaps" : {
                "Name" : "BloomGenerateMips",
                "TargetWrites" : [
                    {
                        "TargetHandle" : "DownsampledTarget",
                        "Settings" : {
                            "Type" : "WriteBlit"
                        }
                    }
                ]
            }
        },
        {
            "RenderGraphDownsampleBlur" : {
                "Name" : "DownsampleBlur",
                "Library" : "engine:default.metallib",
                "DownsampledTarget" : "DownsampledTarget"
            }
        },
        {
            "RenderGraphBloomNode" : {
                "Name" : "Bloom",
                "Material" : "bloom.rematerial",
                "TechniqueName" : "fullscreen",
                "TargetReads" : [
                    {
                        "TargetHandle" : "PostProcessInputColor",
                        "Settings" : {
                            "IsOptional" : true
                        }
                    },
                    {
                        "TargetHandle" : "DownsampledTarget"
                    }
                ],
                "TargetWrites" : [
                    {
                        "TargetHandle" : "BloomResultColor",
                        "Settings" : {
                            "AttachmentIndex" : 0
                        }
                    }
                ],
                "RenderGraphTextureCommands" : [
                    {
                        "BindingName" : "inputColor",
                        "TargetHandle" : "PostProcessInputColor"
                    },
                    {
                        "BindingName" : "downsampled",
                        "TargetHandle" : "DownsampledTarget"
                    }
                ]
            }
        },
        {
            "RenderGraphTonemapNode" : {
                "Name" : "Tonemap",
                "Material" : "tonemap.rematerial",
                "TechniqueName" : "fullscreen",
                "TonemapUserParameters" : {
                    "ToeStrength" : 0.5,
                    "ToeLength" : 0.5,
                    "ShoulderStrength" : 0.5,
                    "ShoulderLength" : 0.5,
                    "ShoulderAngle" : 1.0,
                    "Gamma" : 1.0,
                    "Exposure" : 0.0
                },
                "TargetReads" : [
                    {
                        "TargetHandle" : "BloomResultColor"
                    }
                ],
                "TargetWrites" : [
                    {
                        "TargetHandle" : "TonemapResultColor",
                        "Settings" : {
                            "AttachmentIndex" : 0
                        }
                    }
                ],
                "RenderGraphTextureCommands" : [
                    {
                        "BindingName" : "inputColor",
                        "TargetHandle" : "BloomResultColor"
                    }
                ]
            }
        },
        {
            "Fullscreen" : {
                "Name" : "Vignette",
                "Material" : "vignette.rematerial",
                "TechniqueName" : "fullscreen",
                "TargetReads" : [
                    {
                        "TargetHandle" : "TonemapResultColor"
                    }
                ],
                "TargetWrites" : [
                    {
                        "TargetHandle" : "PostProcessOutputColor",
                        "Settings" : {
                            "AttachmentIndex" : 0
                        }
                    }
                ],
                "RenderGraphTextureCommands" : [
                    {
                        "BindingName" : "inputColor",
                        "TargetHandle" : "TonemapResultColor"
                    }
                ]
            }
        },
        {
            "ProfilerOverlay" : {
                "Name" : "FrameProfilerOverlay",
                "TargetWrites" : [
                    {
                        "TargetHandle" : "PostProcessOutputColor",
                        "Settings" : {
                            "AttachmentIndex" : 0
                        }
                    }
                ]
            }
        }
    ],
    "Inputs" : [
        {
            "Lane" : "Color",
            "Target" : "PostProcessInputColor",
            "InputOnly" : true
        }
    ],
    "Outputs" : [
        {
            "Lane" : "Color",
            "Target" : "DownsampledTarget"
        },
        {
            "Lane" : "Color",
            "Target" : "BloomResultColor"
        },
        {
            "Lane" : "Color",
            "Target" : "TonemapResultColor"
        },
        {
            "Lane" : "Color",
            "Target" : "PostProcessOutputColor"
        }
    ],
    "Operations" : [
        {
            "RenderGraphSpecifyLaneOperation" : {
                "Lane" : "Color",
                "TargetDescription" : {
                    "Format" : "RGBA16Float"
                }
            }
        }
    ]
}