Shader.h

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#ifndef __SHADER_H__
#define __SHADER_H__

#include <string>
#include <glew.h>

namespace vis2
{
    class Shader
    {
    public:

        Shader( const std::string& _vertexShader,
                const std::string& _fragmentShader);
        

        ~Shader();

        void useShader();
        void releaseShader();
        inline bool shaderInUse() const {return shader_in_use; }

        GLuint program_handle; 

    private:

        // Shader( const Shader& ); /// \internal to hide - prevents shallow copies (bit-copy)! \endinternal


        void loadShader(const std::string&  _path_to_shader,
                        GLenum              _shaderType,
                        GLuint&             _shaderHandle);


        void link();

        GLuint vertex_shader_handle; 
        GLuint fragment_shader_handle; 

        bool shader_in_use; 

    };
}



#endif