effect.hpp

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#ifndef __EFFECT__
#define __EFFECT__

#include <Eigen/Dense>
#include <vector>
#include <tucano/shader.hpp>

namespace Tucano
{

class Effect {

public:

    Effect (string shadersDir = "shaders/") : shaders_dir(shadersDir)
    {
        #ifdef TUCANOSHADERDIR
        setShadersDir(stringify(TUCANOSHADERDIR));
        #endif
    }

    virtual void initialize (void) = 0;

    virtual Shader* loadShader (string shader_name)
    {
        Shader* shader_ptr = new Shader(shader_name, shaders_dir);
        shader_ptr->initialize();
        shaders_list.push_back(shader_ptr);
        return shader_ptr;
    }

    virtual void loadShader (Shader& shader, string shader_name)
    {
                shader.load(shader_name, shaders_dir);
        shader.initialize();
        shaders_list.push_back(&shader);
    }

    virtual Shader* loadShader (string shader_name, string vertex_name, string frag_name, string geom_name)
    {
        Shader* shader_ptr = new Shader(shader_name, vertex_name, frag_name, geom_name);
        shader_ptr->initialize();
        shaders_list.push_back(shader_ptr);
        return shader_ptr;
    }

    void setShadersDir (string dir)
    {
        shaders_dir = dir;
    }

    virtual void reloadShaders (void)
    {
        for (unsigned int i = 0; i < shaders_list.size(); ++i)
        {
            shaders_list[i]->reloadShaders();
        }
    }



protected:


    std::vector< Shader* > shaders_list;

    string shaders_dir;

};
}
#endif