ssr_component.cpp

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#include "ssr_component.hpp"
#include <engine/meta/core/math/vector.hpp>
 
#include <serialization/associative_archive.h>
#include <serialization/binary_archive.h>
 
namespace unravel
{
 
REFLECT_INLINE(ssr_pass::fidelityfx_ssr_settings)
{
    using fidelityfx_settings = ssr_pass::fidelityfx_ssr_settings;
    using cone_tracing_settings = ssr_pass::fidelityfx_ssr_settings::cone_tracing_settings;
    using temporal_settings = ssr_pass::fidelityfx_ssr_settings::temporal_settings;
 
    auto cone_tracing_predicate_entt = entt::property_predicate([](const entt::meta_any& obj)
    {
        auto data = obj.try_cast<fidelityfx_settings>();
        return data->enable_cone_tracing;
    });
 
    auto temporal_predicate_entt = entt::property_predicate([](const entt::meta_any& obj) -> bool
    {
        if(auto data = obj.try_cast<fidelityfx_settings>())
        {
            return data->enable_temporal_accumulation;
        }
        return false;
    });
 
    entt::meta_factory<cone_tracing_settings>{}
        .type("ssr_pass::fidelityfx_ssr_settings::cone_tracing_settings"_hs)
        .custom<entt::attributes>(entt::attributes{
            entt::attribute{"name", "ssr_pass::fidelityfx_ssr_settings::cone_tracing_settings"},
            entt::attribute{"pretty_name", "Cone Tracing Settings"},
        })
        .data<&cone_tracing_settings::cone_angle_bias>("cone_angle_bias"_hs)
        .custom<entt::attributes>(entt::attributes{
            entt::attribute{"name", "cone_angle_bias"},
            entt::attribute{"pretty_name", "Cone Angle Bias"},
            entt::attribute{"min", 0.001f},
            entt::attribute{"max", 0.1f},
            entt::attribute{"tooltip", "Controls cone growth rate for glossy reflections"},
        })
        .data<&cone_tracing_settings::max_mip_level>("max_mip_level"_hs)
        .custom<entt::attributes>(entt::attributes{
            entt::attribute{"name", "max_mip_level"},
            entt::attribute{"pretty_name", "Max Mip Level"},
            entt::attribute{"min", 1},
            entt::attribute{"max", 10},
            entt::attribute{"tooltip", "Number of blur mip levels - 1"},
        })
        .data<&cone_tracing_settings::blur_base_sigma>("blur_base_sigma"_hs)
        .custom<entt::attributes>(entt::attributes{
            entt::attribute{"name", "blur_base_sigma"},
            entt::attribute{"pretty_name", "Blur Base Sigma"},
            entt::attribute{"min", 0.1f},
            entt::attribute{"max", 5.0f},
            entt::attribute{"tooltip", "Base blur sigma for mip generation (CPU-side only)"},
        });
 
    // -------------------------------------------------------------------------
    //  Temporal Accumulation Settings  (matches ApplyTemporalAccumulation v2)
    // -------------------------------------------------------------------------
    
    entt::meta_factory<temporal_settings>{}
        .type("ssr_pass::fidelityfx_ssr_settings::temporal_settings"_hs)
        .custom<entt::attributes>(entt::attributes{
            entt::attribute{"name", "ssr_pass::fidelityfx_ssr_settings::temporal_settings"},
            entt::attribute{"pretty_name", "Temporal Accumulation Settings"},
        })
        .data<&temporal_settings::history_strength>("history_strength"_hs)
        .custom<entt::attributes>(entt::attributes{
            entt::attribute{"name", "history_strength"},
            entt::attribute{"pretty_name", "History Strength"},
            entt::attribute{"min", 0.0f},
            entt::attribute{"max", 1.0f},
            entt::attribute{"tooltip", "Controls how long reflections keep history.\n0 = real-time only   ·   1 = maximum denoise"},
        })
        .data<&temporal_settings::depth_threshold>("depth_threshold"_hs)
        .custom<entt::attributes>(entt::attributes{
            entt::attribute{"name", "depth_threshold"},
            entt::attribute{"pretty_name", "Edge Threshold"},
            entt::attribute{"min", 0.000f},
            entt::attribute{"max", 0.030f},
            entt::attribute{"tooltip", "Depth difference allowed before history is discarded.\nLower = crisper edges, higher = smoother but risk of bleed"},
        })
        .data<&temporal_settings::roughness_sensitivity>("roughness_sensitivity"_hs)
        .custom<entt::attributes>(entt::attributes{
            entt::attribute{"name", "roughness_sensitivity"},
            entt::attribute{"pretty_name", "Material Sensitivity"},
            entt::attribute{"min", 0.0f},
            entt::attribute{"max", 1.0f},
            entt::attribute{"tooltip", "How strongly rough surfaces shorten history.\n0 = same for every material   ·   1 = glossy keeps more history"},
        })
        .data<&temporal_settings::motion_scale_pixels>("motion_scale_pixels"_hs)
        .custom<entt::attributes>(entt::attributes{
            entt::attribute{"name", "motion_scale_pixels"},
            entt::attribute{"pretty_name", "Motion Scale Pixels"},
            entt::attribute{"min", 0.0f},
            entt::attribute{"max", 1000.0f},
            entt::attribute{"tooltip", "Motion scale in pixels"},
        })
        .data<&temporal_settings::normal_dot_threshold>("normal_dot_threshold"_hs)
        .custom<entt::attributes>(entt::attributes{
            entt::attribute{"name", "normal_dot_threshold"},
            entt::attribute{"pretty_name", "Normal Dot Threshold"},
            entt::attribute{"min", 0.0f},
            entt::attribute{"max", 1.0f},
            entt::attribute{"tooltip", "Normal dot threshold for motion detection"},
        })
        .data<&temporal_settings::max_accum_frames>("max_accum_frames"_hs)
        .custom<entt::attributes>(entt::attributes{
            entt::attribute{"name", "max_accum_frames"},
            entt::attribute{"pretty_name", "Max Accum Frames"},
            entt::attribute{"min", 1},
            entt::attribute{"max", 16},
            entt::attribute{"tooltip", "Maximum accumulation frames"},
        });
 
    
    entt::meta_factory<fidelityfx_settings>{}
        .type("ssr_pass::fidelityfx_ssr_settings"_hs)
        .custom<entt::attributes>(entt::attributes{
            entt::attribute{"name", "ssr_pass::fidelityfx_ssr_settings"},
            entt::attribute{"pretty_name", "FidelityFX SSR Settings"},
        })
        .data<&fidelityfx_settings::max_steps>("max_steps"_hs)
        .custom<entt::attributes>(entt::attributes{
            entt::attribute{"name", "max_steps"},
            entt::attribute{"pretty_name", "Max Steps"},
            entt::attribute{"min", 8},
            entt::attribute{"max", 200},
            entt::attribute{"tooltip", "Maximum ray marching steps for hierarchical traversal"},
        })
        .data<&fidelityfx_settings::max_rays>("max_rays"_hs)
        .custom<entt::attributes>(entt::attributes{
            entt::attribute{"name", "max_rays"},
            entt::attribute{"pretty_name", "Max Rays"},
            entt::attribute{"min", 1},
            entt::attribute{"max", 64},
            entt::attribute{"tooltip", "Maximum rays for rough surfaces (future: cone tracing)"},
        })
        .data<&fidelityfx_settings::depth_tolerance>("depth_tolerance"_hs)
        .custom<entt::attributes>(entt::attributes{
            entt::attribute{"name", "depth_tolerance"},
            entt::attribute{"pretty_name", "Depth Tolerance"},
            entt::attribute{"min", 0.01f},
            entt::attribute{"max", 2.0f},
            entt::attribute{"tooltip", "Depth tolerance for hit validation"},
        })
        .data<&fidelityfx_settings::brightness>("brightness"_hs)
        .custom<entt::attributes>(entt::attributes{
            entt::attribute{"name", "brightness"},
            entt::attribute{"pretty_name", "Brightness"},
            entt::attribute{"min", 0.1f},
            entt::attribute{"max", 3.0f},
            entt::attribute{"tooltip", "Reflection brightness multiplier"},
        })
        .data<&fidelityfx_settings::facing_reflections_fading>("facing_reflections_fading"_hs)
        .custom<entt::attributes>(entt::attributes{
            entt::attribute{"name", "facing_reflections_fading"},
            entt::attribute{"pretty_name", "Facing Reflections Fading"},
            entt::attribute{"min", 0.0f},
            entt::attribute{"max", 1.0f},
            entt::attribute{"tooltip", "Fade factor for camera-facing reflections"},
        })
        .data<&fidelityfx_settings::roughness_depth_tolerance>("roughness_depth_tolerance"_hs)
        .custom<entt::attributes>(entt::attributes{
            entt::attribute{"name", "roughness_depth_tolerance"},
            entt::attribute{"pretty_name", "Roughness Depth Tolerance"},
            entt::attribute{"min", 0.0f},
            entt::attribute{"max", 2.0f},
            entt::attribute{"tooltip", "Additional depth tolerance for rough surfaces"},
        })
        .data<&fidelityfx_settings::fade_in_start>("fade_in_start"_hs)
        .custom<entt::attributes>(entt::attributes{
            entt::attribute{"name", "fade_in_start"},
            entt::attribute{"pretty_name", "Fade In Start"},
            entt::attribute{"min", 0.0f},
            entt::attribute{"max", 1.0f},
            entt::attribute{"tooltip", "Screen edge fade start"},
        })
        .data<&fidelityfx_settings::fade_in_end>("fade_in_end"_hs)
        .custom<entt::attributes>(entt::attributes{
            entt::attribute{"name", "fade_in_end"},
            entt::attribute{"pretty_name", "Fade In End"},
            entt::attribute{"min", 0.0f},
            entt::attribute{"max", 1.0f},
            entt::attribute{"tooltip", "Screen edge fade end"},
        })
        .data<&fidelityfx_settings::enable_half_res>("enable_half_res"_hs)
        .custom<entt::attributes>(entt::attributes{
            entt::attribute{"name", "enable_half_res"},
            entt::attribute{"pretty_name", "Enable Half Res"},
            entt::attribute{"tooltip", "Enable half resolution for SSR buffers"},
        })
        .data<&fidelityfx_settings::enable_cone_tracing>("enable_cone_tracing"_hs)
        .custom<entt::attributes>(entt::attributes{
            entt::attribute{"name", "enable_cone_tracing"},
            entt::attribute{"pretty_name", "Enable Cone Tracing"},
            entt::attribute{"tooltip", "Enable cone tracing for glossy reflections"},
        })
        .data<&fidelityfx_settings::cone_tracing>("cone_tracing"_hs)
        .custom<entt::attributes>(entt::attributes{
            entt::attribute{"name", "cone_tracing"},
            entt::attribute{"predicate", cone_tracing_predicate_entt},
            entt::attribute{"pretty_name", "Cone Tracing"},
            entt::attribute{"tooltip", "Cone tracing specific settings"},
            entt::attribute{"flattable", true},
        })
        .data<&fidelityfx_settings::enable_temporal_accumulation>("enable_temporal_accumulation"_hs)
        .custom<entt::attributes>(entt::attributes{
            entt::attribute{"name", "enable_temporal_accumulation"},
            entt::attribute{"pretty_name", "Enable Temporal Accumulation"},
            entt::attribute{"tooltip", "Enable temporal accumulation to reduce noise over multiple frames"},
        })
        .data<&fidelityfx_settings::temporal>("temporal"_hs)
        .custom<entt::attributes>(entt::attributes{
            entt::attribute{"name", "temporal"},
            entt::attribute{"predicate", temporal_predicate_entt},
            entt::attribute{"pretty_name", "Temporal Accumulation"},
            entt::attribute{"tooltip", "Temporal accumulation settings"},
            entt::attribute{"flattable", true},
        });
 
}
 
REFLECT_INLINE(ssr_pass::ssr_settings)
{
    using ssr_settings = ssr_pass::ssr_settings;
 
    
    entt::meta_factory<ssr_settings>{}
        .type("ssr_pass::ssr_settings"_hs)
        .custom<entt::attributes>(entt::attributes{
            entt::attribute{"name", "ssr_pass::ssr_settings"},
            entt::attribute{"pretty_name", "SSR Settings"},
        })
        .data<&ssr_settings::fidelityfx>("fidelityfx"_hs)
        .custom<entt::attributes>(entt::attributes{
            entt::attribute{"name", "fidelityfx"},
            entt::attribute{"pretty_name", "FidelityFX Settings"},
            entt::attribute{"tooltip", "Settings for AMD FidelityFX SSSR implementation"},
            entt::attribute{"flattable", true},
        });
}
 
// Serialization for cone_tracing_settings
SAVE_INLINE(ssr_pass::fidelityfx_ssr_settings::cone_tracing_settings)
{
    try_save(ar, ser20::make_nvp("cone_angle_bias", obj.cone_angle_bias));
    try_save(ar, ser20::make_nvp("max_mip_level", obj.max_mip_level));
    try_save(ar, ser20::make_nvp("blur_base_sigma", obj.blur_base_sigma));
}
SAVE_INSTANTIATE(ssr_pass::fidelityfx_ssr_settings::cone_tracing_settings, ser20::oarchive_associative_t);
SAVE_INSTANTIATE(ssr_pass::fidelityfx_ssr_settings::cone_tracing_settings, ser20::oarchive_binary_t);
 
LOAD_INLINE(ssr_pass::fidelityfx_ssr_settings::cone_tracing_settings)
{
    try_load(ar, ser20::make_nvp("cone_angle_bias", obj.cone_angle_bias));
    try_load(ar, ser20::make_nvp("max_mip_level", obj.max_mip_level));
    try_load(ar, ser20::make_nvp("blur_base_sigma", obj.blur_base_sigma));
}
LOAD_INSTANTIATE(ssr_pass::fidelityfx_ssr_settings::cone_tracing_settings, ser20::iarchive_associative_t);
LOAD_INSTANTIATE(ssr_pass::fidelityfx_ssr_settings::cone_tracing_settings, ser20::iarchive_binary_t);
 
// Serialization for temporal_settings
SAVE_INLINE(ssr_pass::fidelityfx_ssr_settings::temporal_settings)
{
    try_save(ar, ser20::make_nvp("history_strength", obj.history_strength));
    try_save(ar, ser20::make_nvp("depth_threshold", obj.depth_threshold));
    try_save(ar, ser20::make_nvp("roughness_sensitivity", obj.roughness_sensitivity));
    try_save(ar, ser20::make_nvp("motion_scale_pixels", obj.motion_scale_pixels));
    try_save(ar, ser20::make_nvp("normal_dot_threshold", obj.normal_dot_threshold));
    try_save(ar, ser20::make_nvp("max_accum_frames", obj.max_accum_frames));
}
SAVE_INSTANTIATE(ssr_pass::fidelityfx_ssr_settings::temporal_settings, ser20::oarchive_associative_t);
SAVE_INSTANTIATE(ssr_pass::fidelityfx_ssr_settings::temporal_settings, ser20::oarchive_binary_t);
 
LOAD_INLINE(ssr_pass::fidelityfx_ssr_settings::temporal_settings)
{
    try_load(ar, ser20::make_nvp("history_strength", obj.history_strength));
    try_load(ar, ser20::make_nvp("depth_threshold", obj.depth_threshold));
    try_load(ar, ser20::make_nvp("roughness_sensitivity", obj.roughness_sensitivity));
    try_load(ar, ser20::make_nvp("motion_scale_pixels", obj.motion_scale_pixels));
    try_load(ar, ser20::make_nvp("normal_dot_threshold", obj.normal_dot_threshold));
    try_load(ar, ser20::make_nvp("max_accum_frames", obj.max_accum_frames));
}
LOAD_INSTANTIATE(ssr_pass::fidelityfx_ssr_settings::temporal_settings, ser20::iarchive_associative_t);
LOAD_INSTANTIATE(ssr_pass::fidelityfx_ssr_settings::temporal_settings, ser20::iarchive_binary_t);
 
// Serialization for fidelityfx_ssr_settings
SAVE_INLINE(ssr_pass::fidelityfx_ssr_settings)
{
    try_save(ar, ser20::make_nvp("max_steps", obj.max_steps));
    try_save(ar, ser20::make_nvp("max_rays", obj.max_rays));
    try_save(ar, ser20::make_nvp("depth_tolerance", obj.depth_tolerance));
    try_save(ar, ser20::make_nvp("brightness", obj.brightness));
    try_save(ar, ser20::make_nvp("facing_reflections_fading", obj.facing_reflections_fading));
    try_save(ar, ser20::make_nvp("roughness_depth_tolerance", obj.roughness_depth_tolerance));
    try_save(ar, ser20::make_nvp("fade_in_start", obj.fade_in_start));
    try_save(ar, ser20::make_nvp("fade_in_end", obj.fade_in_end));
    try_save(ar, ser20::make_nvp("enable_half_res", obj.enable_half_res));
    try_save(ar, ser20::make_nvp("enable_cone_tracing", obj.enable_cone_tracing));
    try_save(ar, ser20::make_nvp("cone_tracing", obj.cone_tracing));
    try_save(ar, ser20::make_nvp("enable_temporal_accumulation", obj.enable_temporal_accumulation));
    try_save(ar, ser20::make_nvp("temporal", obj.temporal));
}
SAVE_INSTANTIATE(ssr_pass::fidelityfx_ssr_settings, ser20::oarchive_associative_t);
SAVE_INSTANTIATE(ssr_pass::fidelityfx_ssr_settings, ser20::oarchive_binary_t);
 
LOAD_INLINE(ssr_pass::fidelityfx_ssr_settings)
{
    try_load(ar, ser20::make_nvp("max_steps", obj.max_steps));
    try_load(ar, ser20::make_nvp("max_rays", obj.max_rays));
    try_load(ar, ser20::make_nvp("depth_tolerance", obj.depth_tolerance));
    try_load(ar, ser20::make_nvp("brightness", obj.brightness));
    try_load(ar, ser20::make_nvp("facing_reflections_fading", obj.facing_reflections_fading));
    try_load(ar, ser20::make_nvp("roughness_depth_tolerance", obj.roughness_depth_tolerance));
    try_load(ar, ser20::make_nvp("fade_in_start", obj.fade_in_start));
    try_load(ar, ser20::make_nvp("fade_in_end", obj.fade_in_end));
    try_load(ar, ser20::make_nvp("enable_half_res", obj.enable_half_res));
    try_load(ar, ser20::make_nvp("enable_cone_tracing", obj.enable_cone_tracing));
    try_load(ar, ser20::make_nvp("cone_tracing", obj.cone_tracing));
    try_load(ar, ser20::make_nvp("enable_temporal_accumulation", obj.enable_temporal_accumulation));
    try_load(ar, ser20::make_nvp("temporal", obj.temporal));
}
LOAD_INSTANTIATE(ssr_pass::fidelityfx_ssr_settings, ser20::iarchive_associative_t);
LOAD_INSTANTIATE(ssr_pass::fidelityfx_ssr_settings, ser20::iarchive_binary_t);
 
// Serialization for ssr_settings
SAVE_INLINE(ssr_pass::ssr_settings)
{
    try_save(ar, ser20::make_nvp("fidelityfx", obj.fidelityfx));
}
SAVE_INSTANTIATE(ssr_pass::ssr_settings, ser20::oarchive_associative_t);
SAVE_INSTANTIATE(ssr_pass::ssr_settings, ser20::oarchive_binary_t);
 
LOAD_INLINE(ssr_pass::ssr_settings)
{
    try_load(ar, ser20::make_nvp("fidelityfx", obj.fidelityfx));
}
LOAD_INSTANTIATE(ssr_pass::ssr_settings, ser20::iarchive_associative_t);
LOAD_INSTANTIATE(ssr_pass::ssr_settings, ser20::iarchive_binary_t);
 
REFLECT(ssr_component)
{
 
    entt::meta_factory<ssr_component>{}
        .type("ssr_component"_hs)
        .custom<entt::attributes>(entt::attributes{
            entt::attribute{"name", "ssr_component"},
            entt::attribute{"category", "RENDERING"},
            entt::attribute{"pretty_name", "SSR"},
        })
        .func<&component_meta<ssr_component>::exists>("component_exists"_hs)
        .func<&component_meta<ssr_component>::add>("component_add"_hs)
        .func<&component_meta<ssr_component>::remove>("component_remove"_hs)
        .func<&component_meta<ssr_component>::save>("component_save"_hs)
        .func<&component_meta<ssr_component>::load>("component_load"_hs)
        .data<&ssr_component::enabled>("enabled"_hs)
        .custom<entt::attributes>(entt::attributes{
            entt::attribute{"name", "enabled"},
            entt::attribute{"pretty_name", "Enabled"},
            entt::attribute{"tooltip", "Enable/disable Screen Space Reflections"},
        })
        .data<&ssr_component::settings>("settings"_hs)
        .custom<entt::attributes>(entt::attributes{
            entt::attribute{"name", "settings"},
            entt::attribute{"pretty_name", "Settings"},
            entt::attribute{"flattable", true},
        });
}
 
SAVE(ssr_component)
{
    try_save(ar, ser20::make_nvp("enabled", obj.enabled));
    try_save(ar, ser20::make_nvp("settings", obj.settings));
}
SAVE_INSTANTIATE(ssr_component, ser20::oarchive_associative_t);
SAVE_INSTANTIATE(ssr_component, ser20::oarchive_binary_t);
 
LOAD(ssr_component)
{
    try_load(ar, ser20::make_nvp("enabled", obj.enabled));
    try_load(ar, ser20::make_nvp("settings", obj.settings));
}
LOAD_INSTANTIATE(ssr_component, ser20::iarchive_associative_t);
LOAD_INSTANTIATE(ssr_component, ser20::iarchive_binary_t);
} // namespace unravel