/*

    SDL - Simple DirectMedia Layer

    Copyright (C) 1997-2010 Sam Lantinga

    This library is free software; you can redistribute it and/or

    modify it under the terms of the GNU Lesser General Public

    License as published by the Free Software Foundation; either

    version 2.1 of the License, or (at your option) any later version.

    This library is distributed in the hope that it will be useful,

    but WITHOUT ANY WARRANTY; without even the implied warranty of

    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

    Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public

    License along with this library; if not, write to the Free Software

    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

    Sam Lantinga

    slouken@libsdl.org

*/

#include "SDL_config.h"

#ifndef _SDL_sysrender_h

#define _SDL_sysrender_h

#include "SDL_render.h"

#include "SDL_events.h"

#include "SDL_yuv_sw_c.h"

/* The SDL 2D rendering system */

typedef struct SDL_RenderDriver SDL_RenderDriver;

/* Define the SDL texture structure */

struct SDL_Texture

{

    const void *magic;

    Uint32 format;              /**< The pixel format of the texture */

    int access;                 /**< SDL_TextureAccess */

    int w;                      /**< The width of the texture */

    int h;                      /**< The height of the texture */

    int modMode;                /**< The texture modulation mode */

    SDL_BlendMode blendMode;    /**< The texture blend mode */

    Uint8 r, g, b, a;           /**< Texture modulation values */

    SDL_Renderer *renderer;

    /* Support for formats not supported directly by the renderer */

    SDL_Texture *native;

    SDL_SW_YUVTexture *yuv;

    void *pixels;

    int pitch;

    SDL_Rect locked_rect;

    void *driverdata;           /**< Driver specific texture representation */

    SDL_Texture *prev;

    SDL_Texture *next;

};

/* Define the SDL renderer structure */

struct SDL_Renderer

{

    const void *magic;

    void (*WindowEvent) (SDL_Renderer * renderer, const SDL_WindowEvent *event);

    int (*CreateTexture) (SDL_Renderer * renderer, SDL_Texture * texture);

    int (*SetTextureColorMod) (SDL_Renderer * renderer,

                               SDL_Texture * texture);

    int (*SetTextureAlphaMod) (SDL_Renderer * renderer,

                               SDL_Texture * texture);

    int (*SetTextureBlendMode) (SDL_Renderer * renderer,

                                SDL_Texture * texture);

    int (*UpdateTexture) (SDL_Renderer * renderer, SDL_Texture * texture,

                          const SDL_Rect * rect, const void *pixels,

                          int pitch);

    int (*LockTexture) (SDL_Renderer * renderer, SDL_Texture * texture,

                        const SDL_Rect * rect, void **pixels, int *pitch);

    void (*UnlockTexture) (SDL_Renderer * renderer, SDL_Texture * texture);

    int (*RenderClear) (SDL_Renderer * renderer);

    int (*RenderDrawPoints) (SDL_Renderer * renderer, const SDL_Point * points,

                             int count);

    int (*RenderDrawLines) (SDL_Renderer * renderer, const SDL_Point * points,

                            int count);

    int (*RenderFillRects) (SDL_Renderer * renderer, const SDL_Rect ** rects,

                            int count);

    int (*RenderCopy) (SDL_Renderer * renderer, SDL_Texture * texture,

                       const SDL_Rect * srcrect, const SDL_Rect * dstrect);

    int (*RenderReadPixels) (SDL_Renderer * renderer, const SDL_Rect * rect,

                             Uint32 format, void * pixels, int pitch);

    void (*RenderPresent) (SDL_Renderer * renderer);

    void (*DestroyTexture) (SDL_Renderer * renderer, SDL_Texture * texture);

    void (*DestroyRenderer) (SDL_Renderer * renderer);

    /* The current renderer info */

    SDL_RendererInfo info;

    /* The window associated with the renderer */

    SDL_Window *window;

    /* The list of textures */

    SDL_Texture *textures;

    Uint8 r, g, b, a;                   /**< Color for drawing operations values */

    SDL_BlendMode blendMode;            /**< The drawing blend mode */

    void *driverdata;

};

/* Define the SDL render driver structure */

struct SDL_RenderDriver

{

    SDL_Renderer *(*CreateRenderer) (SDL_Window * window, Uint32 flags);

    /* Info about the renderer capabilities */

    SDL_RendererInfo info;

};

#if SDL_VIDEO_RENDER_D3D

extern SDL_RenderDriver D3D_RenderDriver;

#endif

#if SDL_VIDEO_RENDER_OGL

extern SDL_RenderDriver GL_RenderDriver;

#endif

#if SDL_VIDEO_RENDER_OGL_ES2

extern SDL_RenderDriver GLES2_RenderDriver;

#endif

#if SDL_VIDEO_RENDER_OGL_ES

extern SDL_RenderDriver GLES_RenderDriver;

#endif

#if SDL_VIDEO_RENDER_DIRECTFB

extern SDL_RenderDriver DirectFB_RenderDriver;

#endif

extern SDL_RenderDriver SW_RenderDriver;

#endif /* _SDL_sysrender_h */

/* vi: set ts=4 sw=4 expandtab: */