SceneFBO.hpp

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#pragma once

#include "ISceneObject.hpp"

struct DrawArgs
{
    double time;                        
    double timeDelta;                   
    mat4 const * projectionMatrix;      
    mat4 const * viewMatrix;            
    DrawArgs(double _time, double _timeDelta, mat4 const * _projectionMatrix, mat4 const * _viewMatrix)
        : time(_time)
        , timeDelta(_timeDelta)
        , projectionMatrix(_projectionMatrix)
        , viewMatrix(_viewMatrix)
    { }
};

class SceneFBO
{
    Application*    m_app;          
    GLuint          m_fbo;          
    GLuint          m_rb;           
    GLuint          m_texId;        
    GLuint          m_texScene;     
    uvec2           m_size;         
    public:
        SceneFBO(Application* app, uvec2 const & size);
        ~SceneFBO();

    public:
        void draw(double time, double timeDelta);
        void resize(vec2 const & size);
        void readAllIds(OUT id_t* target);
        void readIds(OUT id_t* target, uvec2 const center, uint const distance);
        void bindSceneTexture(GLuint target = 0);
        void bindIdTexture(GLuint target = 0);
};