shadows.h

#pragma once
 
#include <glad/glad.h>
#include <glm/glm.hpp>
#include <vector>
#include <glm/gtc/matrix_transform.hpp>
#include "../res-management/light.h"
 
namespace Aire {
 
    class PointShadows
    {
    public:
        PointShadows(const GLuint shaderProg, const std::vector<Light>& lights, GLuint width = 4096, GLuint height = 4096);
 
        ~PointShadows();
 
        GLuint FBO; 
        const GLuint width, height; 
        GLuint shaderProg; 
        std::vector<Light> lights; 
        std::vector<unsigned int> depthCubemaps; 
        std::vector<std::vector<glm::mat4>> shadowTransforms; 
        const float farPlane = 25.0f; 
    private:
        const float nearPlane = 1.0f; 
        void init();
 
        void calculateShadowTransforms();
    };
 
    class DirectionalShadows
    {
    public:
        DirectionalShadows(const GLuint shaderProg, Light light, GLuint width = 4096, GLuint height = 4096);
 
        ~DirectionalShadows();
 
        GLuint FBO; 
        const GLuint width, height; 
        GLuint shaderProg; 
        GLuint depthMap; 
        glm::mat4 lightSpaceMatrix; 
    private:
        Light directionalLight; 
        void init();
    };
}