/*

   Copyright (c) 1999  XFree86 Inc

*/

/* $XFree86: xc/include/extensions/xf86dga.h,v 3.21 2001/08/01 00:44:36 tsi Exp $ */

#ifndef _XF86DGA_H_

#define _XF86DGA_H_

#include <X11/Xfuncproto.h>

#include "xf86dga1.h"

#include "SDL_name.h"

#define X_XDGAQueryVersion		0

/* 1 through 9 are in xf86dga1.h */

/* 10 and 11 are reserved to avoid conflicts with rogue DGA extensions */

#define X_XDGAQueryModes		12

#define X_XDGASetMode			13

#define X_XDGASetViewport		14

#define X_XDGAInstallColormap		15

#define X_XDGASelectInput		16

#define X_XDGAFillRectangle		17

#define X_XDGACopyArea			18

#define X_XDGACopyTransparentArea	19

#define X_XDGAGetViewportStatus		20

#define X_XDGASync			21

#define X_XDGAOpenFramebuffer		22

#define X_XDGACloseFramebuffer		23

#define X_XDGASetClientVersion		24

#define X_XDGAChangePixmapMode		25

#define X_XDGACreateColormap		26

#define XDGAConcurrentAccess	0x00000001

#define XDGASolidFillRect	0x00000002

#define XDGABlitRect		0x00000004

#define XDGABlitTransRect	0x00000008

#define XDGAPixmap    		0x00000010

#define XDGAInterlaced          0x00010000

#define XDGADoublescan          0x00020000

#define XDGAFlipImmediate	0x00000001

#define XDGAFlipRetrace		0x00000002

#define XDGANeedRoot		0x00000001

#define XF86DGANumberEvents		7

#define XDGAPixmapModeLarge		0

#define XDGAPixmapModeSmall		1

#define XF86DGAClientNotLocal		0

#define XF86DGANoDirectVideoMode	1

#define XF86DGAScreenNotActive		2

#define XF86DGADirectNotActivated	3

#define XF86DGAOperationNotSupported	4

#define XF86DGANumberErrors		(XF86DGAOperationNotSupported + 1)

typedef struct {

   int num;		/* A unique identifier for the mode (num > 0) */

   char *name;		/* name of mode given in the XF86Config */

   float verticalRefresh;

   int flags;		/* DGA_CONCURRENT_ACCESS, etc... */

   int imageWidth;	/* linear accessible portion (pixels) */

   int imageHeight;

   int pixmapWidth;	/* Xlib accessible portion (pixels) */

   int pixmapHeight;	/* both fields ignored if no concurrent access */

   int bytesPerScanline; 

   int byteOrder;	/* MSBFirst, LSBFirst */

   int depth;		

   int bitsPerPixel;

   unsigned long redMask;

   unsigned long greenMask;

   unsigned long blueMask;

   short visualClass;

   int viewportWidth;

   int viewportHeight;

   int xViewportStep;	/* viewport position granularity */

   int yViewportStep;

   int maxViewportX;	/* max viewport origin */

   int maxViewportY;

   int viewportFlags;	/* types of page flipping possible */

   int reserved1;

   int reserved2;

} SDL_NAME(XDGAMode);

typedef struct {

   SDL_NAME(XDGAMode) mode;

   unsigned char *data;

   Pixmap pixmap;

} SDL_NAME(XDGADevice);

#ifndef _XF86DGA_SERVER_

_XFUNCPROTOBEGIN

typedef struct {

   int type;

   unsigned long serial;

   Display *display;

   int screen;

   Time time;

   unsigned int state;

   unsigned int button;

} SDL_NAME(XDGAButtonEvent);

typedef struct {

   int type;

   unsigned long serial;

   Display *display;

   int screen;

   Time time;

   unsigned int state;

   unsigned int keycode;

} SDL_NAME(XDGAKeyEvent);

typedef struct {

   int type;

   unsigned long serial;

   Display *display;

   int screen;

   Time time;

   unsigned int state;

   int dx;

   int dy;

} SDL_NAME(XDGAMotionEvent);

typedef union {

  int type;

  SDL_NAME(XDGAButtonEvent) xbutton;

  SDL_NAME(XDGAKeyEvent)	  xkey;

  SDL_NAME(XDGAMotionEvent) xmotion;

  long		  pad[24];

} SDL_NAME(XDGAEvent);

Bool SDL_NAME(XDGAQueryExtension)(

    Display 	*dpy,

    int 	*eventBase,

    int 	*erroBase

);

Bool SDL_NAME(XDGAQueryVersion)(

    Display 	*dpy,

    int 	*majorVersion,

    int 	*minorVersion

);

SDL_NAME(XDGAMode)* SDL_NAME(XDGAQueryModes)(

    Display	*dpy,

    int 	screen,

    int		*num

);

SDL_NAME(XDGADevice)* SDL_NAME(XDGASetMode)(

    Display	*dpy,

    int		screen,

    int		mode

);

Bool SDL_NAME(XDGAOpenFramebuffer)(

    Display	*dpy,

    int 	screen

);

void SDL_NAME(XDGACloseFramebuffer)(

    Display	*dpy,

    int		screen

);

void SDL_NAME(XDGASetViewport)(

    Display	*dpy,

    int		screen,

    int		x,

    int		y,

    int		flags

);

void SDL_NAME(XDGAInstallColormap)(

    Display	*dpy,

    int		screen,

    Colormap	cmap

);

Colormap SDL_NAME(XDGACreateColormap)(

    Display	*dpy,

    int 	screen,

    SDL_NAME(XDGADevice)  *device,

    int 	alloc

);

void SDL_NAME(XDGASelectInput)(

    Display	*dpy,

    int		screen,

    long	event_mask

);

void SDL_NAME(XDGAFillRectangle)(

    Display	*dpy,

    int		screen,

    int		x,

    int		y,

    unsigned int	width,

    unsigned int	height,

    unsigned long	color

);

void SDL_NAME(XDGACopyArea)(

    Display	*dpy,

    int		screen,

    int		srcx,

    int		srcy,

    unsigned int	width,

    unsigned int	height,

    int		dstx,

    int		dsty

);

void SDL_NAME(XDGACopyTransparentArea)(

    Display	*dpy,

    int		screen,

    int		srcx,

    int		srcy,

    unsigned int	width,

    unsigned int	height,

    int		dstx,

    int		dsty,

    unsigned long key

);

int SDL_NAME(XDGAGetViewportStatus)(

    Display	*dpy,

    int		screen

);

void SDL_NAME(XDGASync)(

    Display	*dpy,

    int		screen

);

Bool SDL_NAME(XDGASetClientVersion)(

    Display	*dpy

);

void SDL_NAME(XDGAChangePixmapMode)(

    Display 	*dpy,

    int		screen,

    int		*x,

    int		*y,

    int		mode

);

void SDL_NAME(XDGAKeyEventToXKeyEvent)(SDL_NAME(XDGAKeyEvent)* dk, XKeyEvent* xk);

_XFUNCPROTOEND

#endif /* _XF86DGA_SERVER_ */

#endif /* _XF86DGA_H_ */