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