SceneLighting.h

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#pragma once
 
#include <memory>
#include <vector>
 
// The maximum number of each lights to have in the game, these numbers are passed to the shader at compile time
#define MAX_DIRECTIONAL_LIGHT  1
#define MAX_POINTLIGHT        32
#define MAX_SPOTLIGHT         32
 
namespace Elevate
{
    class DirectionalLight;
    class PointLight;
    class Shader;
 
    class SceneLighting
    {
    public:
        SceneLighting() = default;
        SceneLighting(DirectionalLight* dirLight, std::initializer_list<PointLight*> pointLights)
            : m_dirLight(dirLight), m_pointLights(pointLights) { }
        SceneLighting(DirectionalLight* dirLight, const std::vector<PointLight*>& pointLights)
            : m_dirLight(dirLight), m_pointLights(pointLights) {}
 
        void UploadToShader(const std::shared_ptr<Shader>& shader) const;
    private:
        DirectionalLight* m_dirLight;
        std::vector<PointLight*> m_pointLights;
    };
}