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/*
* Copyright IBM Corporation 1987,1988,1989
*
* All Rights Reserved
*
* Permission to use, copy, modify, and distribute this software and its
* documentation for any purpose and without fee is hereby granted,
* provided that the above copyright notice appear in all copies and that
* both that copyright notice and this permission notice appear in
* supporting documentation, and that the name of IBM not be
* used in advertising or publicity pertaining to distribution of the
* software without specific, written prior permission.
*
* IBM DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
* ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
* IBM BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
* ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
* WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
* ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
* SOFTWARE.
*
*/
#ifdef HAVE_XORG_CONFIG_H
#include <xorg-config.h>
#endif
#include "gc.h"
#include "mfb.h"
typedef struct {
unsigned long planemask ;
unsigned long fgPixel ;
unsigned long bgPixel ;
int alu ;
int fillStyle ;
} ppcReducedRrop ;
/* ************************************************************************ */
/* private field of GC */
typedef struct {
/* The next five (5) fields MUST CORRESPOND to
* the fields of a "mfbPrivGC" struct
* ----- BEGINNING OF "DO-NOT-CHANGE" REGION -----
*/
unsigned char rop ; /* reduction of rasterop to 1 of 3 */
unsigned char ropOpStip ; /* rop for opaque stipple */
unsigned char ropFillArea ; /* == alu, rop, or ropOpStip */
unsigned char unused[sizeof(long) - 3];
mfbFillAreaProcPtr FillArea; /* fills regions; look at the code */
/* ----- END OF "DO-NOT-CHANGE" REGION ----- */
ppcReducedRrop colorRrop ;
short lastDrawableType ; /* was last drawable a window or a pixmap? */
short lastDrawableDepth ; /* was last drawable 1 or 8 planes? */
pointer devPriv ; /* Private area for device specific stuff */
} ppcPrivGC ;
typedef ppcPrivGC *ppcPrivGCPtr ;
/* ppcCReduce.c */
void xf4bppGetReducedColorRrop(
GCPtr,
int,
ppcReducedRrop *
);
/* vgaGC.c */
void xf4bppChangeGCtype(
GCPtr,
ppcPrivGCPtr
);
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