+++ /dev/null
-/***********************************************************
-
-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.
-
-******************************************************************/
-
-/* $XConsortium: cfbgc.c,v 5.62 94/04/17 20:28:49 dpw Exp $ */
-
-#include "X.h"
-#include "Xmd.h"
-#include "Xproto.h"
-#include "cfb.h"
-#include "fontstruct.h"
-#include "dixfontstr.h"
-#include "gcstruct.h"
-#include "windowstr.h"
-#include "pixmapstr.h"
-#include "scrnintstr.h"
-#include "region.h"
-
-#include "mistruct.h"
-#include "mibstore.h"
-#include "migc.h"
-
-#include "cfbmskbits.h"
-#include "cfb8bit.h"
-
-#if PSZ == 8
-# define useTEGlyphBlt cfbTEGlyphBlt8
-#else
-# ifdef WriteBitGroup
-# define useTEGlyphBlt cfbImageGlyphBlt8
-# else
-# define useTEGlyphBlt cfbTEGlyphBlt
-# endif
-#endif
-
-#ifdef WriteBitGroup
-# define useImageGlyphBlt cfbImageGlyphBlt8
-# define usePolyGlyphBlt cfbPolyGlyphBlt8
-#else
-# define useImageGlyphBlt miImageGlyphBlt
-# define usePolyGlyphBlt miPolyGlyphBlt
-#endif
-
-#ifdef FOUR_BIT_CODE
-# define usePushPixels cfbPushPixels8
-#else
-# define usePushPixels mfbPushPixels
-#endif
-
-#ifdef PIXEL_ADDR
-# define ZeroPolyArc cfbZeroPolyArcSS8Copy
-#else
-# define ZeroPolyArc miZeroPolyArc
-#endif
-
-GCFuncs cfbGCFuncs = {
- cfbValidateGC,
- miChangeGC,
- miCopyGC,
- miDestroyGC,
- miChangeClip,
- miDestroyClip,
- miCopyClip,
-};
-
-GCOps cfbTEOps1Rect = {
- cfbSolidSpansCopy,
- cfbSetSpans,
- cfbPutImage,
- cfbCopyArea,
- cfbCopyPlane,
- cfbPolyPoint,
-#ifdef PIXEL_ADDR
- cfb8LineSS1Rect,
- cfb8SegmentSS1Rect,
-#else
- cfbLineSS,
- cfbSegmentSS,
-#endif
- miPolyRectangle,
- ZeroPolyArc,
- cfbFillPoly1RectCopy,
- cfbPolyFillRect,
- cfbPolyFillArcSolidCopy,
- miPolyText8,
- miPolyText16,
- miImageText8,
- miImageText16,
- useTEGlyphBlt,
- usePolyGlyphBlt,
- usePushPixels
-#ifdef NEED_LINEHELPER
- ,NULL
-#endif
-};
-
-GCOps cfbNonTEOps1Rect = {
- cfbSolidSpansCopy,
- cfbSetSpans,
- cfbPutImage,
- cfbCopyArea,
- cfbCopyPlane,
- cfbPolyPoint,
-#ifdef PIXEL_ADDR
- cfb8LineSS1Rect,
- cfb8SegmentSS1Rect,
-#else
- cfbLineSS,
- cfbSegmentSS,
-#endif
- miPolyRectangle,
- ZeroPolyArc,
- cfbFillPoly1RectCopy,
- cfbPolyFillRect,
- cfbPolyFillArcSolidCopy,
- miPolyText8,
- miPolyText16,
- miImageText8,
- miImageText16,
- useImageGlyphBlt,
- usePolyGlyphBlt,
- usePushPixels
-#ifdef NEED_LINEHELPER
- ,NULL
-#endif
-};
-
-GCOps cfbTEOps = {
- cfbSolidSpansCopy,
- cfbSetSpans,
- cfbPutImage,
- cfbCopyArea,
- cfbCopyPlane,
- cfbPolyPoint,
- cfbLineSS,
- cfbSegmentSS,
- miPolyRectangle,
- ZeroPolyArc,
- miFillPolygon,
- cfbPolyFillRect,
- cfbPolyFillArcSolidCopy,
- miPolyText8,
- miPolyText16,
- miImageText8,
- miImageText16,
- useTEGlyphBlt,
- usePolyGlyphBlt,
- usePushPixels
-#ifdef NEED_LINEHELPER
- ,NULL
-#endif
-};
-
-GCOps cfbNonTEOps = {
- cfbSolidSpansCopy,
- cfbSetSpans,
- cfbPutImage,
- cfbCopyArea,
- cfbCopyPlane,
- cfbPolyPoint,
- cfbLineSS,
- cfbSegmentSS,
- miPolyRectangle,
-#ifdef PIXEL_ADDR
- cfbZeroPolyArcSS8Copy,
-#else
- miZeroPolyArc,
-#endif
- miFillPolygon,
- cfbPolyFillRect,
- cfbPolyFillArcSolidCopy,
- miPolyText8,
- miPolyText16,
- miImageText8,
- miImageText16,
- useImageGlyphBlt,
- usePolyGlyphBlt,
- usePushPixels
-#ifdef NEED_LINEHELPER
- ,NULL
-#endif
-};
-
-GCOps *
-cfbMatchCommon (pGC, devPriv)
- GCPtr pGC;
- cfbPrivGCPtr devPriv;
-{
- if (pGC->lineWidth != 0)
- return 0;
- if (pGC->lineStyle != LineSolid)
- return 0;
- if (pGC->fillStyle != FillSolid)
- return 0;
- if (devPriv->rop != GXcopy)
- return 0;
- if (pGC->font &&
- FONTMAXBOUNDS(pGC->font,rightSideBearing) -
- FONTMINBOUNDS(pGC->font,leftSideBearing) <= 32 &&
- FONTMINBOUNDS(pGC->font,characterWidth) >= 0)
- {
- if (TERMINALFONT(pGC->font)
-#ifdef FOUR_BIT_CODE
- && FONTMAXBOUNDS(pGC->font,characterWidth) >= PGSZB
-#endif
- )
-#ifdef NO_ONE_RECT
- return &cfbTEOps1Rect;
-#else
- if (devPriv->oneRect)
- return &cfbTEOps1Rect;
- else
- return &cfbTEOps;
-#endif
- else
-#ifdef NO_ONE_RECT
- return &cfbNonTEOps1Rect;
-#else
- if (devPriv->oneRect)
- return &cfbNonTEOps1Rect;
- else
- return &cfbNonTEOps;
-#endif
- }
- return 0;
-}
-
-Bool
-cfbCreateGC(pGC)
- register GCPtr pGC;
-{
- cfbPrivGC *pPriv;
-
- if (PixmapWidthPaddingInfo[pGC->depth].padPixelsLog2 == LOG2_BITMAP_PAD)
- return (mfbCreateGC(pGC));
- pGC->clientClip = NULL;
- pGC->clientClipType = CT_NONE;
-
- /*
- * some of the output primitives aren't really necessary, since they
- * will be filled in ValidateGC because of dix/CreateGC() setting all
- * the change bits. Others are necessary because although they depend
- * on being a color frame buffer, they don't change
- */
-
- pGC->ops = &cfbNonTEOps;
- pGC->funcs = &cfbGCFuncs;
-
- /* cfb wants to translate before scan conversion */
- pGC->miTranslate = 1;
-
- pPriv = cfbGetGCPrivate(pGC);
- pPriv->rop = pGC->alu;
- pPriv->oneRect = FALSE;
- pPriv->fExpose = TRUE;
- pPriv->freeCompClip = FALSE;
- pPriv->pRotatedPixmap = (PixmapPtr) NULL;
- return TRUE;
-}
-
-/* Clipping conventions
- if the drawable is a window
- CT_REGION ==> pCompositeClip really is the composite
- CT_other ==> pCompositeClip is the window clip region
- if the drawable is a pixmap
- CT_REGION ==> pCompositeClip is the translated client region
- clipped to the pixmap boundary
- CT_other ==> pCompositeClip is the pixmap bounding box
-*/
-
-void
-cfbValidateGC(pGC, changes, pDrawable)
- register GCPtr pGC;
- unsigned long changes;
- DrawablePtr pDrawable;
-{
- int mask; /* stateChanges */
- int index; /* used for stepping through bitfields */
- int new_rrop;
- int new_line, new_text, new_fillspans, new_fillarea;
- int new_rotate;
- int xrot, yrot;
- /* flags for changing the proc vector */
- cfbPrivGCPtr devPriv;
- int oneRect;
-
- new_rotate = pGC->lastWinOrg.x != pDrawable->x ||
- pGC->lastWinOrg.y != pDrawable->y;
-
- pGC->lastWinOrg.x = pDrawable->x;
- pGC->lastWinOrg.y = pDrawable->y;
- devPriv = cfbGetGCPrivate(pGC);
-
- new_rrop = FALSE;
- new_line = FALSE;
- new_text = FALSE;
- new_fillspans = FALSE;
- new_fillarea = FALSE;
-
- /*
- * if the client clip is different or moved OR the subwindowMode has
- * changed OR the window's clip has changed since the last validation
- * we need to recompute the composite clip
- */
-
- if ((changes & (GCClipXOrigin|GCClipYOrigin|GCClipMask|GCSubwindowMode)) ||
- (pDrawable->serialNumber != (pGC->serialNumber & DRAWABLE_SERIAL_BITS))
- )
- {
- miComputeCompositeClip (pGC, pDrawable);
-#ifdef NO_ONE_RECT
- devPriv->oneRect = FALSE;
-#else
- oneRect = REGION_NUM_RECTS(devPriv->pCompositeClip) == 1;
- if (oneRect != devPriv->oneRect)
- new_line = TRUE;
- devPriv->oneRect = oneRect;
-#endif
- }
-
- mask = changes;
- while (mask) {
- index = lowbit (mask);
- mask &= ~index;
-
- /*
- * this switch acculmulates a list of which procedures might have
- * to change due to changes in the GC. in some cases (e.g.
- * changing one 16 bit tile for another) we might not really need
- * a change, but the code is being paranoid. this sort of batching
- * wins if, for example, the alu and the font have been changed,
- * or any other pair of items that both change the same thing.
- */
- switch (index) {
- case GCFunction:
- case GCForeground:
- new_rrop = TRUE;
- break;
- case GCPlaneMask:
- new_rrop = TRUE;
- new_text = TRUE;
- break;
- case GCBackground:
- break;
- case GCLineStyle:
- case GCLineWidth:
- new_line = TRUE;
- break;
- case GCJoinStyle:
- case GCCapStyle:
- break;
- case GCFillStyle:
- new_text = TRUE;
- new_fillspans = TRUE;
- new_line = TRUE;
- new_fillarea = TRUE;
- break;
- case GCFillRule:
- break;
- case GCTile:
- new_fillspans = TRUE;
- new_fillarea = TRUE;
- break;
-
- case GCStipple:
- if (pGC->stipple)
- {
- int width = pGC->stipple->drawable.width;
- PixmapPtr nstipple;
-
- if ((width <= PGSZ) && !(width & (width - 1)) &&
- (nstipple = cfbCopyPixmap(pGC->stipple)))
- {
- cfbPadPixmap(nstipple);
- (*pGC->pScreen->DestroyPixmap)(pGC->stipple);
- pGC->stipple = nstipple;
- }
- }
- new_fillspans = TRUE;
- new_fillarea = TRUE;
- break;
-
- case GCTileStipXOrigin:
- new_rotate = TRUE;
- break;
-
- case GCTileStipYOrigin:
- new_rotate = TRUE;
- break;
-
- case GCFont:
- new_text = TRUE;
- break;
- case GCSubwindowMode:
- break;
- case GCGraphicsExposures:
- break;
- case GCClipXOrigin:
- break;
- case GCClipYOrigin:
- break;
- case GCClipMask:
- break;
- case GCDashOffset:
- break;
- case GCDashList:
- break;
- case GCArcMode:
- break;
- default:
- break;
- }
- }
-
- /*
- * If the drawable has changed, ensure suitable
- * entries are in the proc vector.
- */
- if (pDrawable->serialNumber != (pGC->serialNumber & (DRAWABLE_SERIAL_BITS))) {
- new_fillspans = TRUE; /* deal with FillSpans later */
- }
-
- if (new_rotate || new_fillspans)
- {
- Bool new_pix = FALSE;
-
- xrot = pGC->patOrg.x + pDrawable->x;
- yrot = pGC->patOrg.y + pDrawable->y;
-
- switch (pGC->fillStyle)
- {
- case FillTiled:
- if (!pGC->tileIsPixel)
- {
- int width = pGC->tile.pixmap->drawable.width * PSZ;
-
- if ((width <= PGSZ) && !(width & (width - 1)))
- {
- cfbCopyRotatePixmap(pGC->tile.pixmap,
- &devPriv->pRotatedPixmap,
- xrot, yrot);
- new_pix = TRUE;
- }
- }
- break;
-#ifdef FOUR_BIT_CODE
- case FillStippled:
- case FillOpaqueStippled:
- {
- int width = pGC->stipple->drawable.width;
-
- if ((width <= PGSZ) && !(width & (width - 1)))
- {
- mfbCopyRotatePixmap(pGC->stipple,
- &devPriv->pRotatedPixmap, xrot, yrot);
- new_pix = TRUE;
- }
- }
- break;
-#endif
- }
- if (!new_pix && devPriv->pRotatedPixmap)
- {
- (*pGC->pScreen->DestroyPixmap)(devPriv->pRotatedPixmap);
- devPriv->pRotatedPixmap = (PixmapPtr) NULL;
- }
- }
-
- if (new_rrop)
- {
- int old_rrop;
-
- old_rrop = devPriv->rop;
- devPriv->rop = cfbReduceRasterOp (pGC->alu, pGC->fgPixel,
- pGC->planemask,
- &devPriv->and, &devPriv->xor);
- if (old_rrop == devPriv->rop)
- new_rrop = FALSE;
- else
- {
-#ifdef PIXEL_ADDR
- new_line = TRUE;
-#endif
-#ifdef WriteBitGroup
- new_text = TRUE;
-#endif
- new_fillspans = TRUE;
- new_fillarea = TRUE;
- }
- }
-
- if (new_rrop || new_fillspans || new_text || new_fillarea || new_line)
- {
- GCOps *newops;
-
- if (newops = cfbMatchCommon (pGC, devPriv))
- {
- if (pGC->ops->devPrivate.val)
- miDestroyGCOps (pGC->ops);
- pGC->ops = newops;
- new_rrop = new_line = new_fillspans = new_text = new_fillarea = 0;
- }
- else
- {
- if (!pGC->ops->devPrivate.val)
- {
- pGC->ops = miCreateGCOps (pGC->ops);
- pGC->ops->devPrivate.val = 1;
- }
- }
- }
-
- /* deal with the changes we've collected */
- if (new_line)
- {
- pGC->ops->FillPolygon = miFillPolygon;
-#ifdef NO_ONE_RECT
- if (pGC->fillStyle == FillSolid)
- {
- switch (devPriv->rop) {
- case GXcopy:
- pGC->ops->FillPolygon = cfbFillPoly1RectCopy;
- break;
- default:
- pGC->ops->FillPolygon = cfbFillPoly1RectGeneral;
- break;
- }
- }
-#else
- if (devPriv->oneRect && pGC->fillStyle == FillSolid)
- {
- switch (devPriv->rop) {
- case GXcopy:
- pGC->ops->FillPolygon = cfbFillPoly1RectCopy;
- break;
- default:
- pGC->ops->FillPolygon = cfbFillPoly1RectGeneral;
- break;
- }
- }
-#endif
- if (pGC->lineWidth == 0)
- {
-#ifdef PIXEL_ADDR
- if ((pGC->lineStyle == LineSolid) && (pGC->fillStyle == FillSolid))
- {
- switch (devPriv->rop)
- {
- case GXxor:
- pGC->ops->PolyArc = cfbZeroPolyArcSS8Xor;
- break;
- case GXcopy:
- pGC->ops->PolyArc = cfbZeroPolyArcSS8Copy;
- break;
- default:
- pGC->ops->PolyArc = cfbZeroPolyArcSS8General;
- break;
- }
- }
- else
-#endif
- pGC->ops->PolyArc = miZeroPolyArc;
- }
- else
- pGC->ops->PolyArc = miPolyArc;
- pGC->ops->PolySegment = miPolySegment;
- switch (pGC->lineStyle)
- {
- case LineSolid:
- if(pGC->lineWidth == 0)
- {
- if (pGC->fillStyle == FillSolid)
- {
-#if defined(PIXEL_ADDR) && !defined(NO_ONE_RECT)
- if (devPriv->oneRect &&
- ((pDrawable->x >= pGC->pScreen->width - 32768) &&
- (pDrawable->y >= pGC->pScreen->height - 32768)))
- {
- pGC->ops->Polylines = cfb8LineSS1Rect;
- pGC->ops->PolySegment = cfb8SegmentSS1Rect;
- } else
-#endif
-#ifdef NO_ONE_RECT
- {
- pGC->ops->Polylines = cfb8LineSS1Rect;
- pGC->ops->PolySegment = cfb8SegmentSS1Rect;
- }
-#else
- {
- pGC->ops->Polylines = cfbLineSS;
- pGC->ops->PolySegment = cfbSegmentSS;
- }
-#endif
- }
- else
- pGC->ops->Polylines = miZeroLine;
- }
- else
- pGC->ops->Polylines = miWideLine;
- break;
- case LineOnOffDash:
- case LineDoubleDash:
- if (pGC->lineWidth == 0 && pGC->fillStyle == FillSolid)
- {
- pGC->ops->Polylines = cfbLineSD;
- pGC->ops->PolySegment = cfbSegmentSD;
- } else
- pGC->ops->Polylines = miWideDash;
- break;
- }
- }
-
- if (new_text && (pGC->font))
- {
- if (FONTMAXBOUNDS(pGC->font,rightSideBearing) -
- FONTMINBOUNDS(pGC->font,leftSideBearing) > 32 ||
- FONTMINBOUNDS(pGC->font,characterWidth) < 0)
- {
- pGC->ops->PolyGlyphBlt = miPolyGlyphBlt;
- pGC->ops->ImageGlyphBlt = miImageGlyphBlt;
- }
- else
- {
-#ifdef WriteBitGroup
- if (pGC->fillStyle == FillSolid)
- {
- if (devPriv->rop == GXcopy)
- pGC->ops->PolyGlyphBlt = cfbPolyGlyphBlt8;
- else
-#ifdef FOUR_BIT_CODE
- pGC->ops->PolyGlyphBlt = cfbPolyGlyphRop8;
-#else
- pGC->ops->PolyGlyphBlt = miPolyGlyphBlt;
-#endif
- }
- else
-#endif
- pGC->ops->PolyGlyphBlt = miPolyGlyphBlt;
- /* special case ImageGlyphBlt for terminal emulator fonts */
-#if !defined(WriteBitGroup) || PSZ == 8
- if (TERMINALFONT(pGC->font) &&
- (pGC->planemask & PMSK) == PMSK
-#ifdef FOUR_BIT_CODE
- && FONTMAXBOUNDS(pGC->font,characterWidth) >= PGSZB
-#endif
- )
- {
- pGC->ops->ImageGlyphBlt = useTEGlyphBlt;
- }
- else
-#endif
- {
-#ifdef WriteBitGroup
- if (devPriv->rop == GXcopy &&
- pGC->fillStyle == FillSolid &&
- (pGC->planemask & PMSK) == PMSK)
- pGC->ops->ImageGlyphBlt = cfbImageGlyphBlt8;
- else
-#endif
- pGC->ops->ImageGlyphBlt = miImageGlyphBlt;
- }
- }
- }
-
-
- if (new_fillspans) {
- switch (pGC->fillStyle) {
- case FillSolid:
- switch (devPriv->rop) {
- case GXcopy:
- pGC->ops->FillSpans = cfbSolidSpansCopy;
- break;
- case GXxor:
- pGC->ops->FillSpans = cfbSolidSpansXor;
- break;
- default:
- pGC->ops->FillSpans = cfbSolidSpansGeneral;
- break;
- }
- break;
- case FillTiled:
- if (devPriv->pRotatedPixmap)
- {
- if (pGC->alu == GXcopy && (pGC->planemask & PMSK) == PMSK)
- pGC->ops->FillSpans = cfbTile32FSCopy;
- else
- pGC->ops->FillSpans = cfbTile32FSGeneral;
- }
- else
- pGC->ops->FillSpans = cfbUnnaturalTileFS;
- break;
- case FillStippled:
-#ifdef FOUR_BIT_CODE
- if (devPriv->pRotatedPixmap)
- pGC->ops->FillSpans = cfb8Stipple32FS;
- else
-#endif
- pGC->ops->FillSpans = cfbUnnaturalStippleFS;
- break;
- case FillOpaqueStippled:
-#ifdef FOUR_BIT_CODE
- if (devPriv->pRotatedPixmap)
- pGC->ops->FillSpans = cfb8OpaqueStipple32FS;
- else
-#endif
- pGC->ops->FillSpans = cfbUnnaturalStippleFS;
- break;
- default:
- FatalError("cfbValidateGC: illegal fillStyle\n");
- }
- } /* end of new_fillspans */
-
- if (new_fillarea) {
-#ifndef FOUR_BIT_CODE
- pGC->ops->PolyFillRect = miPolyFillRect;
- if (pGC->fillStyle == FillSolid || pGC->fillStyle == FillTiled)
- {
- pGC->ops->PolyFillRect = cfbPolyFillRect;
- }
-#endif
-#ifdef FOUR_BIT_CODE
- pGC->ops->PushPixels = mfbPushPixels;
- if (pGC->fillStyle == FillSolid && devPriv->rop == GXcopy)
- pGC->ops->PushPixels = cfbPushPixels8;
-#endif
- pGC->ops->PolyFillArc = miPolyFillArc;
- if (pGC->fillStyle == FillSolid)
- {
- switch (devPriv->rop)
- {
- case GXcopy:
- pGC->ops->PolyFillArc = cfbPolyFillArcSolidCopy;
- break;
- default:
- pGC->ops->PolyFillArc = cfbPolyFillArcSolidGeneral;
- break;
- }
- }
- }
-}
projects / rdpsrv / blobdiff