Shaders.hpp

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//
// Created by cbihan on 04/06/2021.
//
 
#pragma once
 
#include <string>
#include <memory>
#include <map>
#include <raylib.h>
#include "Utils/Cache.hpp"
#include "Vector/Vector3.hpp"
 
namespace RAY
{
    class Shader
    {
    private:
        std::string _vertexFile;
        std::string _fragmentFile;
 
        std::shared_ptr<::Shader> _rayLibShader;
 
        std::map<std::string, int> _shaderIndexVars = {};
 
        static Cache<::Shader> _shadersCache;
    public:
        //INTERNAL:
        const std::shared_ptr<::Shader> &getShaderPtr() const;
 
    public:
 
        static void BeginUsingCustomShader(RAY::Shader &shader);
        static void EndUsingCustomShader();
 
        void setShaderUniformVar(const std::string &varName, float value);
 
        void setShaderUniformVar(const std::string &varName, int value);
 
        void setShaderUniformVar(const std::string &varName, const RAY::Vector3 &vector);
 
        void setLocation(::ShaderLocationIndex, const std::string &name);
 
        Shader(const std::string &vertexFile, const std::string &fragmentFile, bool lonely = false);
        Shader(const Shader &) = default;
        ~Shader() = default;
        Shader &operator=(const Shader &) = default;
    };
 
}