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lockable_surface_gl.h

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/*
        $Id: lockable_surface_gl.h,v 1.1.1.1 2000/04/09 12:18:02 mbn Exp $

        ------------------------------------------------------------------------
        ClanLib, the platform independent game SDK.

        This library is distributed under the GNU LIBRARY GENERAL PUBLIC LICENSE
        version 2. See COPYING for details.

        For a total list of contributers see CREDITS.

        ------------------------------------------------------------------------
*/

#ifndef header_dynamic_surface_gl
#define header_dynamic_surface_gl

/*
#ifdef WIN32
        #include <windows.h>
#endif
*/
#include <GL/gl.h>
#include "API/Core/Display/surface.h"

class CL_GL_DisplayCard_Generic;
class CL_DynamicSurface_GL : public CL_Surface
{
public:
        CL_LockableSurface_GL(
                int width,
                int height,
                int no_sprs,
                int minimum_alpha_mask_size,
                CL_GL_DisplayCard_Generic *card);

        virtual ~CL_LockableSurface_GL();

        // From CL_Target:
        // ---------------
        virtual void lock() { return; }
        virtual void unlock();

        virtual void *get_data() { return m_data; }

        virtual unsigned int get_width() { return m_width; }
        virtual unsigned int get_height() { return m_height; }
        virtual unsigned int get_pitch() { return m_width*sizeof(int); }

        virtual unsigned int get_depth() { return sizeof(int)*8; }

        virtual unsigned int get_red_mask() { return 0xff000000; }
        virtual unsigned int get_green_mask() { return 0x00ff0000; }
        virtual unsigned int get_blue_mask() { return 0x0000ff00; }
        virtual unsigned int get_alpha_mask() { return m_alpha_mask; }

        virtual CL_Palette *get_palette() { return NULL; }

        // From CL_LockableSurface:
        // ------------------------
        virtual void set_colorkey(int colorkey);
        virtual int get_colorkey() const;

        virtual unsigned int get_no_sprs() const;

        virtual void put_screen(int x, int y, int spr_no);
        virtual void put_screen(int x, int y, float scale_x, float scale_y, int spr_no);
        virtual void put_screen(int x, int y, int size_x, int size_y, int spr_no);

private:
        int *m_data;
        int m_colorkey, 
            m_no_sprs, 
            m_width, 
            m_height,
            m_alpha_mask,
            m_texture_width,
            m_texture_height;

        GLuint m_texture;

        CL_GL_DisplayCard_Generic *m_card;
};

#endif

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