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authormarha <marha@users.sourceforge.net>2009-06-28 22:07:26 +0000
committermarha <marha@users.sourceforge.net>2009-06-28 22:07:26 +0000
commit3562e78743202e43aec8727005182a2558117eca (patch)
tree8f9113a77d12470c5c851a2a8e4cb02e89df7d43 /xorg-server/afb/afb.h
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Checked in the following released items:
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Diffstat (limited to 'xorg-server/afb/afb.h')
-rw-r--r--xorg-server/afb/afb.h972
1 files changed, 972 insertions, 0 deletions
diff --git a/xorg-server/afb/afb.h b/xorg-server/afb/afb.h
new file mode 100644
index 000000000..6731d9557
--- /dev/null
+++ b/xorg-server/afb/afb.h
@@ -0,0 +1,972 @@
+/* Combined Purdue/PurduePlus patches, level 2.0, 1/17/89 */
+/***********************************************************
+
+Copyright (c) 1987 X Consortium
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of the X Consortium shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from the X Consortium.
+
+
+Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.
+
+ 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 Digital not be
+used in advertising or publicity pertaining to distribution of the
+software without specific, written prior permission.
+
+DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
+ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
+DIGITAL 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.
+
+******************************************************************/
+/* Monochrome Frame Buffer definitions
+ written by drewry, september 1986
+*/
+
+#include "pixmap.h"
+#include "region.h"
+#include "gc.h"
+#include "colormap.h"
+#include "regionstr.h"
+#include "privates.h"
+#include "mibstore.h"
+#include "mfb.h"
+
+extern int afbInverseAlu[];
+/* warning: PixelType definition duplicated in maskbits.h */
+#ifndef PixelType
+#define PixelType CARD32
+#endif /* PixelType */
+
+#define AFB_MAX_DEPTH 8
+
+/* afbbitblt.c */
+
+extern void afbDoBitblt(
+ DrawablePtr /*pSrc*/,
+ DrawablePtr /*pDst*/,
+ int /*alu*/,
+ RegionPtr /*prgnDst*/,
+ DDXPointPtr /*pptSrc*/,
+ unsigned long /*planemask*/
+);
+
+extern RegionPtr afbCopyArea(
+ DrawablePtr /*pSrcDrawable*/,
+ DrawablePtr /*pDstDrawable*/,
+ GCPtr/*pGC*/,
+ int /*srcx*/,
+ int /*srcy*/,
+ int /*width*/,
+ int /*height*/,
+ int /*dstx*/,
+ int /*dsty*/
+);
+
+/* afbbltC.c */
+
+extern void afbDoBitbltCopy(
+ DrawablePtr /*pSrc*/,
+ DrawablePtr /*pDst*/,
+ int /*alu*/,
+ RegionPtr /*prgnDst*/,
+ DDXPointPtr /*pptSrc*/,
+ unsigned long /*planemask*/
+);
+/* afbbltCI.c */
+
+extern void afbDoBitbltCopyInverted(
+ DrawablePtr /*pSrc*/,
+ DrawablePtr /*pDst*/,
+ int /*alu*/,
+ RegionPtr /*prgnDst*/,
+ DDXPointPtr /*pptSrc*/,
+ unsigned long /*planemask*/
+);
+/* afbbltG.c */
+
+extern void afbDoBitbltGeneral(
+ DrawablePtr /*pSrc*/,
+ DrawablePtr /*pDst*/,
+ int /*alu*/,
+ RegionPtr /*prgnDst*/,
+ DDXPointPtr /*pptSrc*/,
+ unsigned long /*planemask*/
+);
+/* afbbltO.c */
+
+extern void afbDoBitbltOr(
+ DrawablePtr /*pSrc*/,
+ DrawablePtr /*pDst*/,
+ int /*alu*/,
+ RegionPtr /*prgnDst*/,
+ DDXPointPtr /*pptSrc*/,
+ unsigned long /*planemask*/
+);
+/* afbbltX.c */
+
+extern void afbDoBitbltXor(
+ DrawablePtr /*pSrc*/,
+ DrawablePtr /*pDst*/,
+ int /*alu*/,
+ RegionPtr /*prgnDst*/,
+ DDXPointPtr /*pptSrc*/,
+ unsigned long /*planemask*/
+);
+/* afbbres.c */
+
+extern void afbBresS(
+ PixelType * /*addrl*/,
+ int /*nlwidth*/,
+ int /*sizeDst*/,
+ int /*depthDst*/,
+ int /*signdx*/,
+ int /*signdy*/,
+ int /*axis*/,
+ int /*x1*/,
+ int /*y1*/,
+ int /*e*/,
+ int /*e1*/,
+ int /*e2*/,
+ int /*len*/,
+ unsigned char * /*rrops*/
+);
+/* afbbresd.c */
+
+extern void afbBresD(
+ int * /*pdashIndex*/,
+ unsigned char * /*pDash*/,
+ int /*numInDashList*/,
+ int * /*pdashOffset*/,
+ int /*isDoubleDash*/,
+ PixelType * /*addrl*/,
+ int /*nlwidth*/,
+ int /*sizeDst*/,
+ int /*depthDst*/,
+ int /*signdx*/,
+ int /*signdy*/,
+ int /*axis*/,
+ int /*x1*/,
+ int /*y1*/,
+ int /*e*/,
+ int /*e1*/,
+ int /*e2*/,
+ int /*len*/,
+ unsigned char * /*rrops*/,
+ unsigned char * /*bgrrops*/
+);
+
+/* afbclip.c */
+
+extern RegionPtr afbPixmapToRegion(
+ PixmapPtr /*pPix*/
+);
+
+/* afbcmap.c */
+
+extern int afbListInstalledColormaps(
+ ScreenPtr /*pScreen*/,
+ Colormap * /*pmaps*/
+);
+
+extern void afbInstallColormap(
+ ColormapPtr /*pmap*/
+);
+
+extern void afbUninstallColormap(
+ ColormapPtr /*pmap*/
+);
+
+extern void afbResolveColor(
+ unsigned short * /*pred*/,
+ unsigned short * /*pgreen*/,
+ unsigned short * /*pblue*/,
+ VisualPtr /*pVisual*/
+);
+
+extern Bool afbInitializeColormap(
+ ColormapPtr /*pmap*/
+);
+
+extern Bool afbInitVisuals(
+ VisualPtr * /*visualp*/,
+ DepthPtr * /*depthp*/,
+ int * /*nvisualp*/,
+ int * /*ndepthp*/,
+ int * /*rootDepthp*/,
+ VisualID * /*defaultVisp*/,
+ unsigned long /*sizes*/,
+ int /*bitsPerRGB*/
+);
+
+/* afbfillarc.c */
+
+extern void afbPolyFillArcSolid(
+ DrawablePtr /*pDraw*/,
+ GCPtr /*pGC*/,
+ int /*narcs*/,
+ xArc * /*parcs*/
+);
+/* afbfillrct.c */
+
+extern void afbPolyFillRect(
+ DrawablePtr /*pDrawable*/,
+ GCPtr /*pGC*/,
+ int /*nrectFill*/,
+ xRectangle * /*prectInit*/
+);
+
+/* afbply1rct.c */
+extern void afbFillPolygonSolid(
+ DrawablePtr /*pDrawable*/,
+ GCPtr /*pGC*/,
+ int /*mode*/,
+ int /*shape*/,
+ int /*count*/,
+ DDXPointPtr /*ptsIn*/
+);
+
+/* afbfillsp.c */
+
+extern void afbSolidFS(
+ DrawablePtr /*pDrawable*/,
+ GCPtr /*pGC*/,
+ int /*nInit*/,
+ DDXPointPtr /*pptInit*/,
+ int * /*pwidthInit*/,
+ int /*fSorted*/
+);
+
+extern void afbStippleFS(
+ DrawablePtr /*pDrawable*/,
+ GCPtr/*pGC*/,
+ int /*nInit*/,
+ DDXPointPtr /*pptInit*/,
+ int * /*pwidthInit*/,
+ int /*fSorted*/
+);
+
+extern void afbTileFS(
+ DrawablePtr /*pDrawable*/,
+ GCPtr/*pGC*/,
+ int /*nInit*/,
+ DDXPointPtr /*pptInit*/,
+ int * /*pwidthInit*/,
+ int /*fSorted*/
+);
+
+extern void afbUnnaturalTileFS(
+ DrawablePtr /*pDrawable*/,
+ GCPtr/*pGC*/,
+ int /*nInit*/,
+ DDXPointPtr /*pptInit*/,
+ int * /*pwidthInit*/,
+ int /*fSorted*/
+);
+
+extern void afbUnnaturalStippleFS(
+ DrawablePtr /*pDrawable*/,
+ GCPtr/*pGC*/,
+ int /*nInit*/,
+ DDXPointPtr /*pptInit*/,
+ int * /*pwidthInit*/,
+ int /*fSorted*/
+);
+
+extern void afbOpaqueStippleFS(
+ DrawablePtr /*pDrawable*/,
+ GCPtr/*pGC*/,
+ int /*nInit*/,
+ DDXPointPtr /*pptInit*/,
+ int * /*pwidthInit*/,
+ int /*fSorted*/
+);
+
+extern void afbUnnaturalOpaqueStippleFS(
+ DrawablePtr /*pDrawable*/,
+ GCPtr/*pGC*/,
+ int /*nInit*/,
+ DDXPointPtr /*pptInit*/,
+ int * /*pwidthInit*/,
+ int /*fSorted*/
+);
+
+/* afbfont.c */
+
+extern Bool afbRealizeFont(
+ ScreenPtr /*pscr*/,
+ FontPtr /*pFont*/
+);
+
+extern Bool afbUnrealizeFont(
+ ScreenPtr /*pscr*/,
+ FontPtr /*pFont*/
+);
+/* afbgc.c */
+
+extern Bool afbCreateGC(
+ GCPtr /*pGC*/
+);
+
+extern void afbReduceRop(
+ int /*alu*/,
+ Pixel /*src*/,
+ unsigned long /*planemask*/,
+ int /*depth*/,
+ unsigned char * /*rrops*/
+);
+
+/* afbgetsp.c */
+
+extern void afbGetSpans(
+ DrawablePtr /*pDrawable*/,
+ int /*wMax*/,
+ DDXPointPtr /*ppt*/,
+ int * /*pwidth*/,
+ int /*nspans*/,
+ char * /*pdstStart*/
+);
+/* afbhrzvert.c */
+
+extern void afbHorzS(
+ PixelType * /*addrl*/,
+ int /*nlwidth*/,
+ int /*sizeDst*/,
+ int /*depthDst*/,
+ int /*x1*/,
+ int /*y1*/,
+ int /*len*/,
+ unsigned char * /*rrops*/
+);
+
+extern void afbVertS(
+ PixelType * /*addrl*/,
+ int /*nlwidth*/,
+ int /*sizeDst*/,
+ int /*depthDst*/,
+ int /*x1*/,
+ int /*y1*/,
+ int /*len*/,
+ unsigned char * /*rrops*/
+);
+/* afbigbblak.c */
+
+extern void afbImageGlyphBlt (
+ DrawablePtr /*pDrawable*/,
+ GCPtr/*pGC*/,
+ int /*x*/,
+ int /*y*/,
+ unsigned int /*nglyph*/,
+ CharInfoPtr * /*ppci*/,
+ pointer /*pglyphBase*/
+);
+/* afbigbwht.c */
+
+/* afbimage.c */
+
+extern void afbPutImage(
+ DrawablePtr /*dst*/,
+ GCPtr /*pGC*/,
+ int /*depth*/,
+ int /*x*/,
+ int /*y*/,
+ int /*w*/,
+ int /*h*/,
+ int /*leftPad*/,
+ int /*format*/,
+ char * /*pImage*/
+);
+
+extern void afbGetImage(
+ DrawablePtr /*pDrawable*/,
+ int /*sx*/,
+ int /*sy*/,
+ int /*w*/,
+ int /*h*/,
+ unsigned int /*format*/,
+ unsigned long /*planeMask*/,
+ char * /*pdstLine*/
+);
+/* afbline.c */
+
+extern void afbLineSS(
+ DrawablePtr /*pDrawable*/,
+ GCPtr /*pGC*/,
+ int /*mode*/,
+ int /*npt*/,
+ DDXPointPtr /*pptInit*/
+);
+
+extern void afbLineSD(
+ DrawablePtr /*pDrawable*/,
+ GCPtr /*pGC*/,
+ int /*mode*/,
+ int /*npt*/,
+ DDXPointPtr /*pptInit*/
+);
+
+/* afbmisc.c */
+
+extern void afbQueryBestSize(
+ int /*class*/,
+ unsigned short * /*pwidth*/,
+ unsigned short * /*pheight*/,
+ ScreenPtr /*pScreen*/
+);
+/* afbpntarea.c */
+
+extern void afbSolidFillArea(
+ DrawablePtr /*pDraw*/,
+ int /*nbox*/,
+ BoxPtr /*pbox*/,
+ unsigned char * /*rrops*/
+);
+
+extern void afbStippleAreaPPW(
+ DrawablePtr /*pDraw*/,
+ int /*nbox*/,
+ BoxPtr /*pbox*/,
+ PixmapPtr /*pstipple*/,
+ unsigned char * /*rrops*/
+);
+extern void afbStippleArea(
+ DrawablePtr /*pDraw*/,
+ int /*nbox*/,
+ BoxPtr /*pbox*/,
+ PixmapPtr /*pstipple*/,
+ int /*xOff*/,
+ int /*yOff*/,
+ unsigned char * /*rrops*/
+);
+/* afbplygblt.c */
+
+extern void afbPolyGlyphBlt(
+ DrawablePtr /*pDrawable*/,
+ GCPtr /*pGC*/,
+ int /*x*/,
+ int /*y*/,
+ unsigned int /*nglyph*/,
+ CharInfoPtr * /*ppci*/,
+ pointer /*pglyphBase*/
+);
+
+/* afbpixmap.c */
+
+extern PixmapPtr afbCreatePixmap(
+ ScreenPtr /*pScreen*/,
+ int /*width*/,
+ int /*height*/,
+ int /*depth*/,
+ unsigned /*usage_hint*/
+);
+
+extern Bool afbDestroyPixmap(
+ PixmapPtr /*pPixmap*/
+);
+
+extern void afbXRotatePixmap(
+ PixmapPtr /*pPix*/,
+ int /*rw*/
+);
+
+extern void afbYRotatePixmap(
+ PixmapPtr /*pPix*/,
+ int /*rh*/
+);
+
+extern void afbCopyRotatePixmap(
+ PixmapPtr /*psrcPix*/,
+ PixmapPtr * /*ppdstPix*/,
+ int /*xrot*/,
+ int /*yrot*/
+);
+/* afbpolypnt.c */
+
+extern void afbPolyPoint(
+ DrawablePtr /*pDrawable*/,
+ GCPtr /*pGC*/,
+ int /*mode*/,
+ int /*npt*/,
+ xPoint * /*pptInit*/
+);
+/* afbpushpxl.c */
+
+extern void afbPushPixels(
+ GCPtr /*pGC*/,
+ PixmapPtr /*pBitMap*/,
+ DrawablePtr /*pDrawable*/,
+ int /*dx*/,
+ int /*dy*/,
+ int /*xOrg*/,
+ int /*yOrg*/
+);
+
+/* afbscrinit.c */
+
+extern Bool afbScreenInit(
+ ScreenPtr /*pScreen*/,
+ pointer /*pbits*/,
+ int /*xsize*/,
+ int /*ysize*/,
+ int /*dpix*/,
+ int /*dpiy*/,
+ int /*width*/
+);
+
+/* afbseg.c */
+
+extern void afbSegmentSS(
+ DrawablePtr /*pDrawable*/,
+ GCPtr /*pGC*/,
+ int /*nseg*/,
+ xSegment * /*pSeg*/
+);
+
+extern void afbSegmentSD(
+ DrawablePtr /*pDrawable*/,
+ GCPtr /*pGC*/,
+ int /*nseg*/,
+ xSegment * /*pSeg*/
+);
+/* afbsetsp.c */
+
+extern void afbSetSpans(
+ DrawablePtr /*pDrawable*/,
+ GCPtr /*pGC*/,
+ char * /*psrc*/,
+ DDXPointPtr /*ppt*/,
+ int * /*pwidth*/,
+ int /*nspans*/,
+ int /*fSorted*/
+);
+/* afbtegblt.c */
+
+extern void afbTEGlyphBlt(
+ DrawablePtr /*pDrawable*/,
+ GCPtr/*pGC*/,
+ int /*x*/,
+ int /*y*/,
+ unsigned int /*nglyph*/,
+ CharInfoPtr * /*ppci*/,
+ pointer /*pglyphBase*/
+);
+/* afbtileC.c */
+
+extern void afbTileAreaPPWCopy(
+ DrawablePtr /*pDraw*/,
+ int /*nbox*/,
+ BoxPtr /*pbox*/,
+ int /*alu*/,
+ PixmapPtr /*ptile*/,
+ unsigned long /*planemask*/
+);
+/* afbtileG.c */
+
+extern void afbTileAreaPPWGeneral(
+ DrawablePtr /*pDraw*/,
+ int /*nbox*/,
+ BoxPtr /*pbox*/,
+ int /*alu*/,
+ PixmapPtr /*ptile*/,
+ unsigned long /*planemask*/
+);
+
+extern void afbTileAreaCopy(
+ DrawablePtr /*pDraw*/,
+ int /*nbox*/,
+ BoxPtr /*pbox*/,
+ int /*alu*/,
+ PixmapPtr /*ptile*/,
+ int /*xOff*/,
+ int /*yOff*/,
+ unsigned long /*planemask*/
+);
+/* afbtileG.c */
+
+extern void afbTileAreaGeneral(
+ DrawablePtr /*pDraw*/,
+ int /*nbox*/,
+ BoxPtr /*pbox*/,
+ int /*alu*/,
+ PixmapPtr /*ptile*/,
+ int /*xOff*/,
+ int /*yOff*/,
+ unsigned long /*planemask*/
+);
+
+extern void afbOpaqueStippleAreaPPWCopy(
+ DrawablePtr /*pDraw*/,
+ int /*nbox*/,
+ BoxPtr /*pbox*/,
+ int /*alu*/,
+ PixmapPtr /*ptile*/,
+ unsigned char */*rropsOS*/,
+ unsigned long /*planemask*/
+);
+/* afbtileG.c */
+
+extern void afbOpaqueStippleAreaPPWGeneral(
+ DrawablePtr /*pDraw*/,
+ int /*nbox*/,
+ BoxPtr /*pbox*/,
+ int /*alu*/,
+ PixmapPtr /*ptile*/,
+ unsigned char */*rropsOS*/,
+ unsigned long /*planemask*/
+);
+
+extern void afbOpaqueStippleAreaCopy(
+ DrawablePtr /*pDraw*/,
+ int /*nbox*/,
+ BoxPtr /*pbox*/,
+ int /*alu*/,
+ PixmapPtr /*ptile*/,
+ int /*xOff*/,
+ int /*yOff*/,
+ unsigned char */*rropsOS*/,
+ unsigned long /*planemask*/
+);
+/* afbtileG.c */
+
+extern void afbOpaqueStippleAreaGeneral(
+ DrawablePtr /*pDraw*/,
+ int /*nbox*/,
+ BoxPtr /*pbox*/,
+ int /*alu*/,
+ PixmapPtr /*ptile*/,
+ int /*xOff*/,
+ int /*yOff*/,
+ unsigned char */*rropsOS*/,
+ unsigned long /*planemask*/
+);
+
+/* afbwindow.c */
+
+extern Bool afbCreateWindow(
+ WindowPtr /*pWin*/
+);
+
+extern Bool afbDestroyWindow(
+ WindowPtr /*pWin*/
+);
+
+extern Bool afbMapWindow(
+ WindowPtr /*pWindow*/
+);
+
+extern Bool afbPositionWindow(
+ WindowPtr /*pWin*/,
+ int /*x*/,
+ int /*y*/
+);
+
+extern Bool afbUnmapWindow(
+ WindowPtr /*pWindow*/
+);
+
+extern void afbCopyWindow(
+ WindowPtr /*pWin*/,
+ DDXPointRec /*ptOldOrg*/,
+ RegionPtr /*prgnSrc*/
+);
+
+extern Bool afbChangeWindowAttributes(
+ WindowPtr /*pWin*/,
+ unsigned long /*mask*/
+);
+/* afbzerarc.c */
+
+extern void afbZeroPolyArcSS(
+ DrawablePtr /*pDraw*/,
+ GCPtr /*pGC*/,
+ int /*narcs*/,
+ xArc * /*parcs*/
+);
+
+/*
+ private field of pixmap
+ pixmap.devPrivate = (PixelType *)pointer_to_bits
+ pixmap.devKind = width_of_pixmap_in_bytes
+
+ private field of screen
+ a pixmap, for which we allocate storage. devPrivate is a pointer to
+the bits in the hardware framebuffer. note that devKind can be poked to
+make the code work for framebuffers that are wider than their
+displayable screen (e.g. the early vsII, which displayed 960 pixels
+across, but was 1024 in the hardware.)
+
+ private field of GC
+*/
+
+typedef struct {
+ unsigned char rrops[AFB_MAX_DEPTH]; /* reduction of rasterop to 1 of 3 */
+ unsigned char rropOS[AFB_MAX_DEPTH]; /* rop for opaque stipple */
+} afbPrivGC;
+typedef afbPrivGC *afbPrivGCPtr;
+
+extern DevPrivateKey afbScreenPrivateKey;
+extern DevPrivateKey afbGCPrivateKey;
+extern DevPrivateKey afbWindowPrivateKey;
+#ifdef PIXMAP_PER_WINDOW
+extern DevPrivateKey frameWindowPrivateKey;
+#endif
+
+#define afbGetGCPrivate(pGC) \
+ ((afbPrivGC *)dixLookupPrivate(&(pGC)->devPrivates, afbGCPrivateKey))
+
+/* Common macros for extracting drawing information */
+
+#define afbGetTypedWidth(pDrawable,wtype)( \
+ (((pDrawable)->type == DRAWABLE_WINDOW) ? \
+ (int)(((PixmapPtr)dixLookupPrivate(&(pDrawable)->pScreen->devPrivates, afbScreenPrivateKey)->devKind) : \
+ (int)(((PixmapPtr)pDrawable)->devKind)) / sizeof (wtype))
+
+#define afbGetByteWidth(pDrawable) afbGetTypedWidth(pDrawable, unsigned char)
+
+#define afbGetPixelWidth(pDrawable) afbGetTypedWidth(pDrawable, PixelType)
+
+#define afbGetTypedWidthAndPointer(pDrawable, width, pointer, wtype, ptype) {\
+ PixmapPtr _pPix; \
+ if ((pDrawable)->type == DRAWABLE_WINDOW) \
+ _pPix = (PixmapPtr)dixLookupPrivate(&(pDrawable)->pScreen->devPrivates, afbScreenPrivateKey); \
+ else \
+ _pPix = (PixmapPtr)(pDrawable); \
+ (pointer) = (ptype *) _pPix->devPrivate.ptr; \
+ (width) = ((int) _pPix->devKind) / sizeof (wtype); \
+}
+
+#define afbGetPixelWidthSizeDepthAndPointer(pDrawable, width, size, dep, pointer) {\
+ PixmapPtr _pPix; \
+ if ((pDrawable)->type == DRAWABLE_WINDOW) \
+ _pPix = (PixmapPtr)dixLookupPrivate(&(pDrawable)->pScreen->devPrivates, afbScreenPrivateKey); \
+ else \
+ _pPix = (PixmapPtr)(pDrawable); \
+ (pointer) = (PixelType *)_pPix->devPrivate.ptr; \
+ (width) = ((int)_pPix->devKind) / sizeof (PixelType); \
+ (size) = (width) * _pPix->drawable.height; \
+ (dep) = _pPix->drawable.depth; (void)(dep); \
+}
+
+#define afbGetByteWidthAndPointer(pDrawable, width, pointer) \
+ afbGetTypedWidthAndPointer(pDrawable, width, pointer, unsigned char, unsigned char)
+
+#define afbGetPixelWidthAndPointer(pDrawable, width, pointer) \
+ afbGetTypedWidthAndPointer(pDrawable, width, pointer, PixelType, PixelType)
+
+#define afbGetWindowTypedWidthAndPointer(pWin, width, pointer, wtype, ptype) {\
+ PixmapPtr _pPix = (PixmapPtr)dixLookupPrivate(&(pWin)->drawable.pScreen->devPrivates, afbScreenPrivateKey); \
+ (pointer) = (ptype *) _pPix->devPrivate.ptr; \
+ (width) = ((int) _pPix->devKind) / sizeof (wtype); \
+}
+
+#define afbGetWindowPixelWidthAndPointer(pWin, width, pointer) \
+ afbGetWindowTypedWidthAndPointer(pWin, width, pointer, PixelType, PixelType)
+
+#define afbGetWindowByteWidthAndPointer(pWin, width, pointer) \
+ afbGetWindowTypedWidthAndPointer(pWin, width, pointer, char, char)
+
+/* afb uses the following macros to calculate addresses in drawables.
+ * To support banked framebuffers, the macros come in four flavors.
+ * All four collapse into the same definition on unbanked devices.
+ *
+ * afbScanlineFoo - calculate address and do bank switching
+ * afbScanlineFooNoBankSwitch - calculate address, don't bank switch
+ * afbScanlineFooSrc - calculate address, switch source bank
+ * afbScanlineFooDst - calculate address, switch destination bank
+ */
+
+/* The NoBankSwitch versions are the same for banked and unbanked cases */
+
+#define afbScanlineIncNoBankSwitch(_ptr, _off) _ptr += (_off)
+#define afbScanlineOffsetNoBankSwitch(_ptr, _off) ((_ptr) + (_off))
+#define afbScanlineDeltaNoBankSwitch(_ptr, _y, _w) \
+ afbScanlineOffsetNoBankSwitch(_ptr, (_y) * (_w))
+#define afbScanlineNoBankSwitch(_ptr, _x, _y, _w) \
+ afbScanlineOffsetNoBankSwitch(_ptr, (_y) * (_w) + ((_x) >> MFB_PWSH))
+
+#ifdef MFB_LINE_BANK
+
+#include "afblinebank.h" /* get macro definitions from this file */
+
+#else /* !MFB_LINE_BANK - unbanked case */
+
+#define afbScanlineInc(_ptr, _off) afbScanlineIncNoBankSwitch(_ptr, _off)
+#define afbScanlineIncSrc(_ptr, _off) afbScanlineInc(_ptr, _off)
+#define afbScanlineIncDst(_ptr, _off) afbScanlineInc(_ptr, _off)
+
+#define afbScanlineOffset(_ptr, _off) afbScanlineOffsetNoBankSwitch(_ptr, _off)
+#define afbScanlineOffsetSrc(_ptr, _off) afbScanlineOffset(_ptr, _off)
+#define afbScanlineOffsetDst(_ptr, _off) afbScanlineOffset(_ptr, _off)
+
+#define afbScanlineSrc(_ptr, _x, _y, _w) afbScanline(_ptr, _x, _y, _w)
+#define afbScanlineDst(_ptr, _x, _y, _w) afbScanline(_ptr, _x, _y, _w)
+
+#define afbScanlineDeltaSrc(_ptr, _y, _w) afbScanlineDelta(_ptr, _y, _w)
+#define afbScanlineDeltaDst(_ptr, _y, _w) afbScanlineDelta(_ptr, _y, _w)
+
+#endif /* MFB_LINE_BANK */
+
+#define afbScanlineDelta(_ptr, _y, _w) \
+ afbScanlineOffset(_ptr, (_y) * (_w))
+
+#define afbScanline(_ptr, _x, _y, _w) \
+ afbScanlineOffset(_ptr, (_y) * (_w) + ((_x) >> MFB_PWSH))
+
+/* precomputed information about each glyph for GlyphBlt code.
+ this saves recalculating the per glyph information for each box.
+*/
+
+typedef struct _afbpos{
+ int xpos; /* xposition of glyph's origin */
+ int xchar; /* x position mod 32 */
+ int leftEdge;
+ int rightEdge;
+ int topEdge;
+ int bottomEdge;
+ PixelType *pdstBase; /* longword with character origin */
+ int widthGlyph; /* width in bytes of this glyph */
+} afbTEXTPOS;
+
+/* reduced raster ops for afb */
+#define RROP_BLACK GXclear
+#define RROP_WHITE GXset
+#define RROP_NOP GXnoop
+#define RROP_INVERT GXinvert
+#define RROP_COPY GXcopy
+
+/* macros for afbbitblt.c, afbfillsp.c
+ these let the code do one switch on the rop per call, rather
+ than a switch on the rop per item (span or rectangle.)
+*/
+
+#define fnCLEAR(src, dst) (0)
+#define fnAND(src, dst) (src & dst)
+#define fnANDREVERSE(src, dst) (src & ~dst)
+#define fnCOPY(src, dst) (src)
+#define fnANDINVERTED(src, dst) (~src & dst)
+#define fnNOOP(src, dst) (dst)
+#define fnXOR(src, dst) (src ^ dst)
+#define fnOR(src, dst) (src | dst)
+#define fnNOR(src, dst) (~(src | dst))
+#define fnEQUIV(src, dst) (~src ^ dst)
+#define fnINVERT(src, dst) (~dst)
+#define fnORREVERSE(src, dst) (src | ~dst)
+#define fnCOPYINVERTED(src, dst) (~src)
+#define fnORINVERTED(src, dst) (~src | dst)
+#define fnNAND(src, dst) (~(src & dst))
+#undef fnSET
+#define fnSET(src, dst) (~0)
+
+/* Using a "switch" statement is much faster in most cases
+ * since the compiler can do a look-up table or multi-way branch
+ * instruction, depending on the architecture. The result on
+ * A Sun 3/50 is at least 2.5 times faster, assuming a uniform
+ * distribution of RasterOp operation types.
+ *
+ * However, doing some profiling on a running system reveals
+ * GXcopy is the operation over 99.5% of the time and
+ * GXxor is the next most frequent (about .4%), so we make special
+ * checks for those first.
+ *
+ * Note that this requires a change to the "calling sequence"
+ * since we can't engineer a "switch" statement to have an lvalue.
+ */
+#undef DoRop
+#define DoRop(result, alu, src, dst) \
+{ \
+ if (alu == GXcopy) \
+ result = fnCOPY (src, dst); \
+ else if (alu == GXxor) \
+ result = fnXOR (src, dst); \
+ else \
+ switch (alu) { \
+ case GXclear: \
+ result = fnCLEAR (src, dst); \
+ break; \
+ case GXand: \
+ result = fnAND (src, dst); \
+ break; \
+ case GXandReverse: \
+ result = fnANDREVERSE (src, dst); \
+ break; \
+ case GXandInverted: \
+ result = fnANDINVERTED (src, dst); \
+ break; \
+ default: \
+ case GXnoop: \
+ result = fnNOOP (src, dst); \
+ break; \
+ case GXor: \
+ result = fnOR (src, dst); \
+ break; \
+ case GXnor: \
+ result = fnNOR (src, dst); \
+ break; \
+ case GXequiv: \
+ result = fnEQUIV (src, dst); \
+ break; \
+ case GXinvert: \
+ result = fnINVERT (src, dst); \
+ break; \
+ case GXorReverse: \
+ result = fnORREVERSE (src, dst); \
+ break; \
+ case GXcopyInverted: \
+ result = fnCOPYINVERTED (src, dst); \
+ break; \
+ case GXorInverted: \
+ result = fnORINVERTED (src, dst); \
+ break; \
+ case GXnand: \
+ result = fnNAND (src, dst); \
+ break; \
+ case GXset: \
+ result = fnSET (src, dst); \
+ break; \
+ } \
+}
+
+
+/* C expression fragments for various operations. These get passed in
+ * as -D's on the compile command line. See afb/Imakefile. This
+ * fixes XBUG 6319.
+ *
+ * This seems like a good place to point out that afb's use of the
+ * words black and white is an unfortunate misnomer. In afb code, black
+ * means zero, and white means one.
+ */
+#define MFB_OPEQ_WHITE |=
+#define MFB_OPEQ_BLACK &=~
+#define MFB_OPEQ_INVERT ^=
+#define MFB_EQWHOLEWORD_WHITE =~0
+#define MFB_EQWHOLEWORD_BLACK =0
+#define MFB_EQWHOLEWORD_INVERT ^=~0
+#define MFB_OP_WHITE /* nothing */
+#define MFB_OP_BLACK ~