shader_manager.h

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#ifndef SHADER_MANAGER_H
#define SHADER_MANAGER_H
#include <map>
#include <memory>
#include <string>
#include <chaiscript/chaiscript.hpp>
#include "graphics/shader.h"
#include "graphics/uniform.h"
//= SCRIPTABLE

namespace Graphics {
  class ShaderManager {
    private:
      std::map<std::string, std::shared_ptr<Shader>> shaders_to_names;
      std::string shader_directory;
      bool checkCompilation(const unsigned int& shader_object);
      void logShaderInfoLog(const unsigned int& shader_object);
    public:
      static char const* VERTEX_EXTENSION;
      static char const* FRAGMENT_EXTENSION;
      static char const* GEOMETRY_EXTENSION;
      ShaderManager() = delete;

      ShaderManager(const std::string& shader_directory);
      ~ShaderManager();
      //= BEGIN SCRIPTABLE

      bool loadShader(const std::string& name, const bool geometry_shader = false);
      bool loadShader(const std::string& name, const std::string& vertex_filename, const std::string& fragment_filename, const std::string& geometry_filename);

      std::shared_ptr<Shader> operator[](const std::string& name) const;
      std::shared_ptr<Shader> getShader(const std::string& name) const;

      void setUniformForAllPrograms(const Uniform& u);
      //= END SCRIPTABLE

      template<class T>
      void setUniformForAllPrograms(const std::string& name, const T& data);

  };

  template<class T>
  void ShaderManager::setUniformForAllPrograms(const std::string& name, const T& data) {
    for(auto& i : shaders_to_names) {
      i.second->setUniform(name, data);
    }
  }
}

#endif