tonemapping_component.h

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#pragma once
 
#include <base/basetypes.hpp>
#include <engine/ecs/components/basic_component.h>
#include <engine/rendering/pipeline/passes/tonemapping_pass.h>
 
namespace unravel
{
 
class tonemapping_component : public component_crtp<tonemapping_component>
{
public:
    bool enabled = true;
 
    tonemapping_pass::settings settings{};
 
    static void merge_into(tonemapping_pass::settings& result,
                          const tonemapping_pass::settings& from,
                          float contribution,
                          bool is_first)
    {
        if(is_first)
        {
            result = from;
            return;
        }
        result.exposure = std::lerp(result.exposure, from.exposure, contribution);
        if(contribution >= 0.5f)
        {
            result.method = from.method;
        }
    }
};
 
} // namespace unravel