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Diffstat (limited to 'cfb/cfbglblt8.c')
-rw-r--r--cfb/cfbglblt8.c87
1 files changed, 57 insertions, 30 deletions
diff --git a/cfb/cfbglblt8.c b/cfb/cfbglblt8.c
index b87bc8513..5db5c1f01 100644
--- a/cfb/cfbglblt8.c
+++ b/cfb/cfbglblt8.c
@@ -23,6 +23,7 @@ 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.
*/
+/* $XFree86: xc/programs/Xserver/cfb/cfbglblt8.c,v 3.6 2001/12/14 19:59:23 dawes Exp $ */
/*
* Poly glyph blt. Accepts an arbitrary font <= 32 bits wide, in Copy mode
@@ -63,7 +64,7 @@ in this Software without prior written authorization from The Open Group.
#ifdef USE_LEFTBITS
typedef unsigned char *glyphPointer;
-extern unsigned long endtab[];
+extern CfbBits endtab[];
#define GlyphBits(bits,width,dst) getleftbits(bits,width,dst); \
(dst) &= widthMask; \
@@ -92,13 +93,18 @@ static void cfbPolyGlyphBlt8Clipped();
#define USE_STIPPLE_CODE
#endif
-#if defined(__GNUC__) && !defined(GLYPHROP) && (defined(mc68020) || defined(mc68000) || defined(__mc68000__)) && !defined(USE_LEFTBITS)
+#if defined(__GNUC__) && !defined(GLYPHROP) && (defined(mc68020) || defined(mc68000) || defined(__mc68000__)) && PSZ == 8 && !defined(USE_LEFTBITS)
#ifdef USE_STIPPLE_CODE
#undef USE_STIPPLE_CODE
#endif
+#include "stip68kgnu.h"
#endif
+#if PSZ == 24
+#define DST_INC 3
+#else
#define DST_INC (PGSZB >> PWSH)
+#endif
/* cfbStippleStack/cfbStippleStackTE are coded in assembly language.
* They are only provided on some architecures.
@@ -116,31 +122,31 @@ cfbPolyGlyphBlt8 (pDrawable, pGC, x, y, nglyph, ppci, pglyphBase)
CharInfoPtr *ppci; /* array of character info */
pointer pglyphBase; /* start of array of glyphs */
{
- register unsigned long c;
#ifndef GLYPHROP
- register unsigned long pixel;
+ register CfbBits pixel;
+#endif
+#if !defined(STIPPLE) && !defined(USE_STIPPLE_CODE)
+ register CfbBits c;
+ register CfbBits *dst;
#endif
- register unsigned long *dst;
register glyphPointer glyphBits;
register int xoff;
FontPtr pfont = pGC->font;
CharInfoPtr pci;
- unsigned long *dstLine;
- unsigned long *pdstBase;
+ CfbBits *dstLine;
+ CfbBits *pdstBase;
int hTmp;
int bwidthDst;
int widthDst;
int h;
- int ew;
BoxRec bbox; /* for clipping */
- int widthDiff;
int w;
RegionPtr clip;
BoxPtr extents;
#ifdef USE_LEFTBITS
int widthGlyph;
- unsigned long widthMask;
+ CfbBits widthMask;
#endif
#ifndef STIPPLE
#ifdef USE_STIPPLE_CODE
@@ -207,7 +213,7 @@ cfbPolyGlyphBlt8 (pDrawable, pGC, x, y, nglyph, ppci, pglyphBase)
pixel = cfbGetGCPrivate(pGC)->xor;
#endif
- cfbGetTypedWidthAndPointer (pDrawable, bwidthDst, pdstBase, char, unsigned long)
+ cfbGetTypedWidthAndPointer (pDrawable, bwidthDst, pdstBase, char, CfbBits)
widthDst = bwidthDst / PGSZB;
while (nglyph--)
@@ -215,12 +221,20 @@ cfbPolyGlyphBlt8 (pDrawable, pGC, x, y, nglyph, ppci, pglyphBase)
pci = *ppci++;
glyphBits = (glyphPointer) FONTGLYPHBITS(pglyphBase,pci);
xoff = x + pci->metrics.leftSideBearing;
+#if PSZ == 24
+ dstLine = pdstBase + (y - pci->metrics.ascent) * widthDst +((xoff>> 2)*3);
+#else
dstLine = pdstBase +
(y - pci->metrics.ascent) * widthDst + (xoff >> PWSH);
+#endif
x += pci->metrics.characterWidth;
- if (hTmp = pci->metrics.descent + pci->metrics.ascent)
+ if ((hTmp = pci->metrics.descent + pci->metrics.ascent))
{
+#if PSZ == 24
+ xoff &= 0x03;
+#else
xoff &= PIM;
+#endif /* PSZ == 24 */
#ifdef STIPPLE
STIPPLE(dstLine,glyphBits,pixel,bwidthDst,hTmp,xoff);
#else
@@ -234,7 +248,7 @@ cfbPolyGlyphBlt8 (pDrawable, pGC, x, y, nglyph, ppci, pglyphBase)
#endif
do {
dst = dstLine;
- dstLine = (unsigned long *) (((char *) dstLine) + bwidthDst);
+ dstLine = (CfbBits *) (((char *) dstLine) + bwidthDst);
GlyphBits(glyphBits, w, c)
WriteBitGroup(dst, pixel, GetBitGroup(BitRight(c,xoff)));
dst += DST_INC;
@@ -261,39 +275,43 @@ cfbPolyGlyphBlt8Clipped (pDrawable, pGC, x, y, nglyph, ppci, pglyphBase)
CharInfoPtr *ppci; /* array of character info */
unsigned char *pglyphBase; /* start of array of glyphs */
{
- register unsigned long c;
#ifndef GLYPHROP
- register unsigned long pixel;
+ register CfbBits pixel;
+#endif
+#if !defined(STIPPLE) && !defined(USE_STIPPLE_CODE)
+ register CfbBits c;
#endif
- register unsigned long *dst;
register glyphPointer glyphBits;
- register int xoff;
- unsigned long c1;
+ register int xoff;
+#if defined(USE_LEFT_BITS) || (!defined(STIPPLE) && !defined(USE_STIPPLE_CODE))
+ register CfbBits *dst;
+#endif
CharInfoPtr pci;
FontPtr pfont = pGC->font;
- unsigned long *dstLine;
- unsigned long *pdstBase;
- CARD32 *cTmp, *clips;
+ CfbBits *dstLine;
+ CfbBits *pdstBase;
+#ifdef USE_LEFT_BITS
+ CARD32 *cTmp;
+#endif
+ CARD32 *clips;
int maxAscent, maxDescent;
int minLeftBearing;
int hTmp;
int widthDst;
int bwidthDst;
- int ew;
int xG, yG;
BoxPtr pBox;
int numRects;
- int widthDiff;
int w;
RegionPtr pRegion;
int yBand;
#ifdef GLYPHROP
- unsigned long bits;
+ CfbBits bits;
#endif
#ifdef USE_LEFTBITS
int widthGlyph;
- unsigned long widthMask;
+ CfbBits widthMask;
#endif
#ifdef GLYPHROP
@@ -302,7 +320,7 @@ cfbPolyGlyphBlt8Clipped (pDrawable, pGC, x, y, nglyph, ppci, pglyphBase)
pixel = cfbGetGCPrivate(pGC)->xor;
#endif
- cfbGetTypedWidthAndPointer (pDrawable, bwidthDst, pdstBase, char, unsigned long)
+ cfbGetTypedWidthAndPointer (pDrawable, bwidthDst, pdstBase, char, CfbBits)
widthDst = bwidthDst / PGSZB;
maxAscent = FONTMAXBOUNDS(pfont,ascent);
@@ -338,10 +356,19 @@ cfbPolyGlyphBlt8Clipped (pDrawable, pGC, x, y, nglyph, ppci, pglyphBase)
xG = x + pci->metrics.leftSideBearing;
yG = y - pci->metrics.ascent;
x += pci->metrics.characterWidth;
- if (hTmp = pci->metrics.descent + pci->metrics.ascent)
+ if ((hTmp = pci->metrics.descent + pci->metrics.ascent))
{
+#if PSZ == 24
+ dstLine = pdstBase + yG * widthDst + ((xG>> 2)*3);
+ /* never use (xG*3)>>2 */
+#else
dstLine = pdstBase + yG * widthDst + (xG >> PWSH);
+#endif
+#if PSZ == 24
+ xoff = xG & 3;
+#else
xoff = xG & PIM;
+#endif
#ifdef USE_LEFTBITS
w = pci->metrics.rightSideBearing - pci->metrics.leftSideBearing;
widthGlyph = PADGLYPHWIDTHBYTES(w);
@@ -354,7 +381,7 @@ cfbPolyGlyphBlt8Clipped (pDrawable, pGC, x, y, nglyph, ppci, pglyphBase)
cTmp = clips;
do {
dst = dstLine;
- dstLine = (unsigned long *) (((char *) dstLine) + bwidthDst);
+ dstLine = (CfbBits *) (((char *) dstLine) + bwidthDst);
GlyphBits(glyphBits, w, c)
c &= *cTmp++;
if (c)
@@ -394,7 +421,7 @@ cfbPolyGlyphBlt8Clipped (pDrawable, pGC, x, y, nglyph, ppci, pglyphBase)
#else
do {
dst = dstLine;
- dstLine = (unsigned long *) (((char *) dstLine) + bwidthDst);
+ dstLine = (CfbBits *) (((char *) dstLine) + bwidthDst);
GlyphBits(glyphBits, w, c)
if (c)
{
@@ -410,7 +437,7 @@ cfbPolyGlyphBlt8Clipped (pDrawable, pGC, x, y, nglyph, ppci, pglyphBase)
c = BitLeft(c,PGSZB - xoff);
dst += DST_INC;
#else /* GLYPHROP */
- if (bits = GetBitGroup(BitRight(c,xoff)))
+ if ((bits = GetBitGroup(BitRight(c,xoff))))
WriteBitGroup(dst, pixel, bits);
c = BitLeft(c,PGSZB - xoff);
dst += DST_INC;
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-22 20:42:15 +0000