DielectricInterfaceInfo.h

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#pragma once
 
#include "Actor/Material/Component/sdl_component_enums.h"
#include "SDL/sdl_interface.h"
 
#include <Common/primitive_type.h>
 
#include <memory>
#include <variant>
 
namespace ph
{
 
class DielectricFresnel;
 
class DielectricInterfaceInfo final
{
public:
    DielectricInterfaceInfo();
 
    DielectricInterfaceInfo(
        EInterfaceFresnel fresnel,
        real              iorOuter,
        real              iorInner);
 
    std::unique_ptr<DielectricFresnel> genFresnelEffect() const;
 
    void setFresnel(EInterfaceFresnel fresnel);
    void setIorOuter(real iorOuter);
    void setIorInner(real iorInner);
 
private:
    EInterfaceFresnel m_fresnel;
    real              m_iorOuter;
    real              m_iorInner;
 
public:
    PH_DEFINE_SDL_STRUCT(TSdlOwnerStruct<DielectricInterfaceInfo>)
    {
        StructType ztruct("dielectric-interface");
        ztruct.description("Data describing the effects when light hits an dielectric interface.");
 
        TSdlEnumField<OwnerType, EInterfaceFresnel> fresnel("fresnel", &OwnerType::m_fresnel);
        fresnel.description("Type of the Fresnel for the dielectric interface.");
        fresnel.optional();
        fresnel.defaultTo(EInterfaceFresnel::Exact);
        ztruct.addField(fresnel);
 
        TSdlReal<OwnerType> iorOuter("ior-outer", &OwnerType::m_iorOuter);
        iorOuter.description("The index of refraction outside of this interface.");
        iorOuter.optional();
        iorOuter.defaultTo(1);
        ztruct.addField(iorOuter);
 
        TSdlReal<OwnerType> iorInner("ior-inner", &OwnerType::m_iorInner);
        iorInner.description("The index of refraction inside of this interface.");
        iorInner.niceToHave();
        iorInner.defaultTo(1.5_r);
        ztruct.addField(iorInner);
 
        return ztruct;
    }
};
 
}// end namespace ph