DirectionalLightComponent.h

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#pragma once
 
#include "Engine/Component/LogicComponent.h"
#include <glm/glm.hpp>
 
namespace Engine::Components
{
    class DirectionalLight : public Logic
    {
    public:
        static constexpr bool IsUnique = true;
        static constexpr const char * ComponentName = "DirectionalLight";
 
        explicit DirectionalLight(
            Entities::Scene * owningScene,
            const glm::vec3 & color = glm::vec3( 1.0f ),
            float intensity = 1.0f,
            bool castsShadows = true,
            float angularDiameterDegrees = 0.53f
        );
 
        [[nodiscard]] std::string getComponentName() const override { return ComponentName; }
 
        void beginPlay() override;
        void endPlay() override;
 
        [[nodiscard]] const glm::vec3 & getColor() const { return color_; }
        [[nodiscard]] float getIntensity() const { return intensity_; }
        [[nodiscard]] bool isEnabled() const { return enabled_; }
        [[nodiscard]] bool castsShadows() const { return castsShadows_; }
        [[nodiscard]] float getAngularDiameterDegrees() const { return angularDiameterDegrees_; }
        [[nodiscard]] const glm::vec3 & getDirectionOverride() const { return directionOverride_; }
        [[nodiscard]] bool hasDirectionOverride() const { return hasDirectionOverride_; }
 
        void setColor( const glm::vec3 & color );
        void setIntensity( float intensity );
        void setEnabled( bool enabled );
        void setCastsShadows( bool castsShadows );
        void setAngularDiameterDegrees( float angularDiameterDegrees );
        void setDirectionOverride( const glm::vec3 & direction );
        void clearDirectionOverride();
 
    private:
        void syncEcsData() const;
 
        glm::vec3 color_{ 1.0f };
        float intensity_ = 1.0f;
        bool enabled_ = true;
        bool castsShadows_ = true;
        bool hasDirectionOverride_ = false;
        glm::vec3 directionOverride_{ 0.0f, -1.0f, 0.0f };
        float angularDiameterDegrees_ = 0.53f;
    };
}  // namespace Engine::Components