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Diffstat (limited to 'xorg-server/mi/miglblt.c')
-rw-r--r--xorg-server/mi/miglblt.c516
1 files changed, 258 insertions, 258 deletions
diff --git a/xorg-server/mi/miglblt.c b/xorg-server/mi/miglblt.c
index bc715aee9..c299fe554 100644
--- a/xorg-server/mi/miglblt.c
+++ b/xorg-server/mi/miglblt.c
@@ -1,258 +1,258 @@
-/***********************************************************
-
-Copyright 1987, 1998 The Open Group
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-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
-OPEN GROUP 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 Open Group 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 Open Group.
-
-
-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.
-
-******************************************************************/
-
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include <X11/X.h>
-#include <X11/Xmd.h>
-#include <X11/Xproto.h>
-#include "misc.h"
-#include <X11/fonts/fontstruct.h>
-#include "dixfontstr.h"
-#include "gcstruct.h"
-#include "windowstr.h"
-#include "scrnintstr.h"
-#include "pixmap.h"
-#include "servermd.h"
-#include "mi.h"
-
-/*
- machine-independent glyph blt.
- assumes that glyph bits in snf are written in bytes,
-have same bit order as the server's bitmap format,
-and are byte padded. this corresponds to the snf distributed
-with the sample server.
-
- get a scratch GC.
- in the scratch GC set alu = GXcopy, fg = 1, bg = 0
- allocate a bitmap big enough to hold the largest glyph in the font
- validate the scratch gc with the bitmap
- for each glyph
- carefully put the bits of the glyph in a buffer,
- padded to the server pixmap scanline padding rules
- fake a call to PutImage from the buffer into the bitmap
- use the bitmap in a call to PushPixels
-*/
-
-void
-miPolyGlyphBlt(
- DrawablePtr pDrawable,
- GC *pGC,
- int x,
- int y,
- unsigned int nglyph,
- CharInfoPtr *ppci, /* array of character info */
- pointer pglyphBase /* start of array of glyphs */
- )
-{
- int width, height;
- PixmapPtr pPixmap;
- int nbyLine; /* bytes per line of padded pixmap */
- FontPtr pfont;
- GCPtr pGCtmp;
- int i;
- int j;
- unsigned char *pbits; /* buffer for PutImage */
- unsigned char *pb; /* temp pointer into buffer */
- CharInfoPtr pci; /* currect char info */
- unsigned char *pglyph; /* pointer bits in glyph */
- int gWidth, gHeight; /* width and height of glyph */
- int nbyGlyphWidth; /* bytes per scanline of glyph */
- int nbyPadGlyph; /* server padded line of glyph */
-
- XID gcvals[3];
-
- if (pGC->miTranslate)
- {
- x += pDrawable->x;
- y += pDrawable->y;
- }
-
- pfont = pGC->font;
- width = FONTMAXBOUNDS(pfont,rightSideBearing) -
- FONTMINBOUNDS(pfont,leftSideBearing);
- height = FONTMAXBOUNDS(pfont,ascent) +
- FONTMAXBOUNDS(pfont,descent);
-
- pPixmap = (*pDrawable->pScreen->CreatePixmap)(pDrawable->pScreen,
- width, height, 1,
- CREATE_PIXMAP_USAGE_SCRATCH);
- if (!pPixmap)
- return;
-
- pGCtmp = GetScratchGC(1, pDrawable->pScreen);
- if (!pGCtmp)
- {
- (*pDrawable->pScreen->DestroyPixmap)(pPixmap);
- return;
- }
-
- gcvals[0] = GXcopy;
- gcvals[1] = 1;
- gcvals[2] = 0;
-
- DoChangeGC(pGCtmp, GCFunction|GCForeground|GCBackground, gcvals, 0);
-
- nbyLine = BitmapBytePad(width);
- pbits = xalloc(height*nbyLine);
- if (!pbits)
- {
- (*pDrawable->pScreen->DestroyPixmap)(pPixmap);
- FreeScratchGC(pGCtmp);
- return;
- }
- while(nglyph--)
- {
- pci = *ppci++;
- pglyph = FONTGLYPHBITS(pglyphBase, pci);
- gWidth = GLYPHWIDTHPIXELS(pci);
- gHeight = GLYPHHEIGHTPIXELS(pci);
- if (gWidth && gHeight)
- {
- nbyGlyphWidth = GLYPHWIDTHBYTESPADDED(pci);
- nbyPadGlyph = BitmapBytePad(gWidth);
-
- if (nbyGlyphWidth == nbyPadGlyph
-#if GLYPHPADBYTES != 4
- && (((int) pglyph) & 3) == 0
-#endif
- )
- {
- pb = pglyph;
- }
- else
- {
- for (i=0, pb = pbits; i<gHeight; i++, pb = pbits+(i*nbyPadGlyph))
- for (j = 0; j < nbyGlyphWidth; j++)
- *pb++ = *pglyph++;
- pb = pbits;
- }
-
- if ((pGCtmp->serialNumber) != (pPixmap->drawable.serialNumber))
- ValidateGC((DrawablePtr)pPixmap, pGCtmp);
- (*pGCtmp->ops->PutImage)((DrawablePtr)pPixmap, pGCtmp,
- pPixmap->drawable.depth,
- 0, 0, gWidth, gHeight,
- 0, XYBitmap, (char *)pb);
-
- if ((pGC->serialNumber) != (pDrawable->serialNumber))
- ValidateGC(pDrawable, pGC);
- (*pGC->ops->PushPixels)(pGC, pPixmap, pDrawable,
- gWidth, gHeight,
- x + pci->metrics.leftSideBearing,
- y - pci->metrics.ascent);
- }
- x += pci->metrics.characterWidth;
- }
- (*pDrawable->pScreen->DestroyPixmap)(pPixmap);
- xfree(pbits);
- FreeScratchGC(pGCtmp);
-}
-
-
-void
-miImageGlyphBlt(
- DrawablePtr pDrawable,
- GC *pGC,
- int x,
- int y,
- unsigned int nglyph,
- CharInfoPtr *ppci, /* array of character info */
- pointer pglyphBase /* start of array of glyphs */
- )
-{
- ExtentInfoRec info; /* used by QueryGlyphExtents() */
- XID gcvals[3];
- int oldAlu, oldFS;
- unsigned long oldFG;
- xRectangle backrect;
-
- QueryGlyphExtents(pGC->font, ppci, (unsigned long)nglyph, &info);
-
- if (info.overallWidth >= 0)
- {
- backrect.x = x;
- backrect.width = info.overallWidth;
- }
- else
- {
- backrect.x = x + info.overallWidth;
- backrect.width = -info.overallWidth;
- }
- backrect.y = y - FONTASCENT(pGC->font);
- backrect.height = FONTASCENT(pGC->font) + FONTDESCENT(pGC->font);
-
- oldAlu = pGC->alu;
- oldFG = pGC->fgPixel;
- oldFS = pGC->fillStyle;
-
- /* fill in the background */
- gcvals[0] = GXcopy;
- gcvals[1] = pGC->bgPixel;
- gcvals[2] = FillSolid;
- DoChangeGC(pGC, GCFunction|GCForeground|GCFillStyle, gcvals, 0);
- ValidateGC(pDrawable, pGC);
- (*pGC->ops->PolyFillRect)(pDrawable, pGC, 1, &backrect);
-
- /* put down the glyphs */
- gcvals[0] = oldFG;
- DoChangeGC(pGC, GCForeground, gcvals, 0);
- ValidateGC(pDrawable, pGC);
- (*pGC->ops->PolyGlyphBlt)(pDrawable, pGC, x, y, nglyph, ppci,
- pglyphBase);
-
- /* put all the toys away when done playing */
- gcvals[0] = oldAlu;
- gcvals[1] = oldFG;
- gcvals[2] = oldFS;
- DoChangeGC(pGC, GCFunction|GCForeground|GCFillStyle, gcvals, 0);
- ValidateGC(pDrawable, pGC);
-
-}
+/***********************************************************
+
+Copyright 1987, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+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
+OPEN GROUP 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 Open Group 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 Open Group.
+
+
+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.
+
+******************************************************************/
+
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <X11/X.h>
+#include <X11/Xmd.h>
+#include <X11/Xproto.h>
+#include "misc.h"
+#include <X11/fonts/fontstruct.h>
+#include "dixfontstr.h"
+#include "gcstruct.h"
+#include "windowstr.h"
+#include "scrnintstr.h"
+#include "pixmap.h"
+#include "servermd.h"
+#include "mi.h"
+
+/*
+ machine-independent glyph blt.
+ assumes that glyph bits in snf are written in bytes,
+have same bit order as the server's bitmap format,
+and are byte padded. this corresponds to the snf distributed
+with the sample server.
+
+ get a scratch GC.
+ in the scratch GC set alu = GXcopy, fg = 1, bg = 0
+ allocate a bitmap big enough to hold the largest glyph in the font
+ validate the scratch gc with the bitmap
+ for each glyph
+ carefully put the bits of the glyph in a buffer,
+ padded to the server pixmap scanline padding rules
+ fake a call to PutImage from the buffer into the bitmap
+ use the bitmap in a call to PushPixels
+*/
+
+void
+miPolyGlyphBlt(
+ DrawablePtr pDrawable,
+ GC *pGC,
+ int x,
+ int y,
+ unsigned int nglyph,
+ CharInfoPtr *ppci, /* array of character info */
+ pointer pglyphBase /* start of array of glyphs */
+ )
+{
+ int width, height;
+ PixmapPtr pPixmap;
+ int nbyLine; /* bytes per line of padded pixmap */
+ FontPtr pfont;
+ GCPtr pGCtmp;
+ int i;
+ int j;
+ unsigned char *pbits; /* buffer for PutImage */
+ unsigned char *pb; /* temp pointer into buffer */
+ CharInfoPtr pci; /* currect char info */
+ unsigned char *pglyph; /* pointer bits in glyph */
+ int gWidth, gHeight; /* width and height of glyph */
+ int nbyGlyphWidth; /* bytes per scanline of glyph */
+ int nbyPadGlyph; /* server padded line of glyph */
+
+ ChangeGCVal gcvals[3];
+
+ if (pGC->miTranslate)
+ {
+ x += pDrawable->x;
+ y += pDrawable->y;
+ }
+
+ pfont = pGC->font;
+ width = FONTMAXBOUNDS(pfont,rightSideBearing) -
+ FONTMINBOUNDS(pfont,leftSideBearing);
+ height = FONTMAXBOUNDS(pfont,ascent) +
+ FONTMAXBOUNDS(pfont,descent);
+
+ pPixmap = (*pDrawable->pScreen->CreatePixmap)(pDrawable->pScreen,
+ width, height, 1,
+ CREATE_PIXMAP_USAGE_SCRATCH);
+ if (!pPixmap)
+ return;
+
+ pGCtmp = GetScratchGC(1, pDrawable->pScreen);
+ if (!pGCtmp)
+ {
+ (*pDrawable->pScreen->DestroyPixmap)(pPixmap);
+ return;
+ }
+
+ gcvals[0].val = GXcopy;
+ gcvals[1].val = 1;
+ gcvals[2].val = 0;
+
+ ChangeGC(NullClient, pGCtmp, GCFunction|GCForeground|GCBackground, gcvals);
+
+ nbyLine = BitmapBytePad(width);
+ pbits = malloc(height*nbyLine);
+ if (!pbits)
+ {
+ (*pDrawable->pScreen->DestroyPixmap)(pPixmap);
+ FreeScratchGC(pGCtmp);
+ return;
+ }
+ while(nglyph--)
+ {
+ pci = *ppci++;
+ pglyph = FONTGLYPHBITS(pglyphBase, pci);
+ gWidth = GLYPHWIDTHPIXELS(pci);
+ gHeight = GLYPHHEIGHTPIXELS(pci);
+ if (gWidth && gHeight)
+ {
+ nbyGlyphWidth = GLYPHWIDTHBYTESPADDED(pci);
+ nbyPadGlyph = BitmapBytePad(gWidth);
+
+ if (nbyGlyphWidth == nbyPadGlyph
+#if GLYPHPADBYTES != 4
+ && (((int) pglyph) & 3) == 0
+#endif
+ )
+ {
+ pb = pglyph;
+ }
+ else
+ {
+ for (i=0, pb = pbits; i<gHeight; i++, pb = pbits+(i*nbyPadGlyph))
+ for (j = 0; j < nbyGlyphWidth; j++)
+ *pb++ = *pglyph++;
+ pb = pbits;
+ }
+
+ if ((pGCtmp->serialNumber) != (pPixmap->drawable.serialNumber))
+ ValidateGC((DrawablePtr)pPixmap, pGCtmp);
+ (*pGCtmp->ops->PutImage)((DrawablePtr)pPixmap, pGCtmp,
+ pPixmap->drawable.depth,
+ 0, 0, gWidth, gHeight,
+ 0, XYBitmap, (char *)pb);
+
+ if ((pGC->serialNumber) != (pDrawable->serialNumber))
+ ValidateGC(pDrawable, pGC);
+ (*pGC->ops->PushPixels)(pGC, pPixmap, pDrawable,
+ gWidth, gHeight,
+ x + pci->metrics.leftSideBearing,
+ y - pci->metrics.ascent);
+ }
+ x += pci->metrics.characterWidth;
+ }
+ (*pDrawable->pScreen->DestroyPixmap)(pPixmap);
+ free(pbits);
+ FreeScratchGC(pGCtmp);
+}
+
+
+void
+miImageGlyphBlt(
+ DrawablePtr pDrawable,
+ GC *pGC,
+ int x,
+ int y,
+ unsigned int nglyph,
+ CharInfoPtr *ppci, /* array of character info */
+ pointer pglyphBase /* start of array of glyphs */
+ )
+{
+ ExtentInfoRec info; /* used by QueryGlyphExtents() */
+ ChangeGCVal gcvals[3];
+ int oldAlu, oldFS;
+ unsigned long oldFG;
+ xRectangle backrect;
+
+ QueryGlyphExtents(pGC->font, ppci, (unsigned long)nglyph, &info);
+
+ if (info.overallWidth >= 0)
+ {
+ backrect.x = x;
+ backrect.width = info.overallWidth;
+ }
+ else
+ {
+ backrect.x = x + info.overallWidth;
+ backrect.width = -info.overallWidth;
+ }
+ backrect.y = y - FONTASCENT(pGC->font);
+ backrect.height = FONTASCENT(pGC->font) + FONTDESCENT(pGC->font);
+
+ oldAlu = pGC->alu;
+ oldFG = pGC->fgPixel;
+ oldFS = pGC->fillStyle;
+
+ /* fill in the background */
+ gcvals[0].val = GXcopy;
+ gcvals[1].val = pGC->bgPixel;
+ gcvals[2].val = FillSolid;
+ ChangeGC(NullClient, pGC, GCFunction|GCForeground|GCFillStyle, gcvals);
+ ValidateGC(pDrawable, pGC);
+ (*pGC->ops->PolyFillRect)(pDrawable, pGC, 1, &backrect);
+
+ /* put down the glyphs */
+ gcvals[0].val = oldFG;
+ ChangeGC(NullClient, pGC, GCForeground, gcvals);
+ ValidateGC(pDrawable, pGC);
+ (*pGC->ops->PolyGlyphBlt)(pDrawable, pGC, x, y, nglyph, ppci,
+ pglyphBase);
+
+ /* put all the toys away when done playing */
+ gcvals[0].val = oldAlu;
+ gcvals[1].val = oldFG;
+ gcvals[2].val = oldFS;
+ ChangeGC(NullClient, pGC, GCFunction|GCForeground|GCFillStyle, gcvals);
+ ValidateGC(pDrawable, pGC);
+
+}