diguyGraphicsFrameBuffer.h

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/****************************************************************************
 * Copyright (c) 2020 MAK Technologies, Inc.
 * All rights reserved.
 ****************************************************************************/

#pragma once

#include <declspec_diguy.h>

class BDI_DECLSPEC_diguy diguyGraphicsFrameBuffer
{
public:

        diguyGraphicsFrameBuffer()
                : m_width( -1 )
                , m_height( -1)
                , m_shadow_map( 0 )
                , m_enable_mipmaps( 0 )
                , m_texture_unit( 1 )
        {
        }

        virtual ~diguyGraphicsFrameBuffer() {}

        virtual int resize( int width, int height )
        {
                m_width = width;
                m_height = height;
                return 0;
        }

        virtual void set_shadow_map( int shadow_map ) { m_shadow_map = shadow_map; }
        virtual void set_enable_mipmaps( int enable_mipmaps ) { m_enable_mipmaps = enable_mipmaps; }
        virtual void set_texture_unit( int texture_unit ) { m_texture_unit = texture_unit; }

        virtual void bind() = 0;
        virtual void clear() = 0;
        virtual void unbind() = 0;

        unsigned int virtual get_texture_id() = 0;
        unsigned int virtual get_frame_buffer_id() = 0;
        unsigned int virtual get_depth_texture_id() = 0; 

        int get_width() { return m_width; }
        int get_height() { return m_height; }

protected:

        int m_width;
        int m_height;
        int m_shadow_map;
        int m_enable_mipmaps;
        int m_texture_unit;

};