diff options
Diffstat (limited to 'xorg-server/fb/fbglyph.c')
| -rw-r--r-- | xorg-server/fb/fbglyph.c | 960 |
1 files changed, 479 insertions, 481 deletions
diff --git a/xorg-server/fb/fbglyph.c b/xorg-server/fb/fbglyph.c index 2c19b742f..51a5ea0a4 100644 --- a/xorg-server/fb/fbglyph.c +++ b/xorg-server/fb/fbglyph.c @@ -1,481 +1,479 @@ -/* - * - * Copyright © 1998 Keith Packard - * - * 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, and that the name of Keith Packard not be used in - * advertising or publicity pertaining to distribution of the software without - * specific, written prior permission. Keith Packard makes no - * representations about the suitability of this software for any purpose. It - * is provided "as is" without express or implied warranty. - * - * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL KEITH PACKARD 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 "fb.h" -#include <X11/fonts/fontstruct.h> -#include "dixfontstr.h" - -#define dummyScreen screenInfo.screens[0] - -Bool -fbGlyphIn (RegionPtr pRegion, - int x, - int y, - int width, - int height) -{ - BoxRec box; - BoxPtr pExtents = REGION_EXTENTS (dummyScreen, pRegion); - - /* - * Check extents by hand to avoid 16 bit overflows - */ - if (x < (int) pExtents->x1) - return FALSE; - if ((int) pExtents->x2 < x + width) - return FALSE; - if (y < (int) pExtents->y1) - return FALSE; - if ((int) pExtents->y2 < y + height) - return FALSE; - box.x1 = x; - box.x2 = x + width; - box.y1 = y; - box.y2 = y + height; - return RECT_IN_REGION (dummyScreen, pRegion, &box) == rgnIN; -} - -#ifdef FB_24BIT -#ifndef FBNOPIXADDR - -#define WRITE1(d,n,fg) WRITE((d) + (n), (CARD8) fg) -#define WRITE2(d,n,fg) WRITE((CARD16 *) &(d[n]), (CARD16) fg) -#define WRITE4(d,n,fg) WRITE((CARD32 *) &(d[n]), (CARD32) fg) -#if FB_UNIT == 6 && IMAGE_BYTE_ORDER == LSBFirst -#define WRITE8(d) WRITE((FbBits *) &(d[0]), fg) -#else -#define WRITE8(d) WRITE4(d,0,_ABCA), WRITE4(d,4,_BCAB) -#endif - -/* - * This is a bit tricky, but it's brief. Write 12 bytes worth - * of dest, which is four pixels, at a time. This gives constant - * code for each pattern as they're always aligned the same - * - * a b c d a b c d a b c d bytes - * A B C A B C A B C A B C pixels - * - * f0 f1 f2 - * A B C A B C A B C A B C pixels LSB - * C A B C A B C A B C A B pixels MSB - * - * LSB MSB - * A f0 f1 - * B f1 f2 - * C f2 f0 - * A B f0 f2 - * B C f1 f0 - * C A f2 f1 - * A B C A f0 f1 - * B C A B f1 f2 - * C A B C f2 f0 - */ - -#undef _A -#undef _B -#undef _C -#undef _AB -#undef _BC -#undef _CA -#undef _ABCA -#undef _BCAB -#undef _CABC - -#if IMAGE_BYTE_ORDER == MSBFirst -#define _A f1 -#define _B f2 -#define _C f0 -#define _AB f2 -#define _BC f0 -#define _CA f1 -#define _ABCA f1 -#define _BCAB f2 -#define _CABC f0 -#define CASE(a,b,c,d) ((a << 3) | (b << 2) | (c << 1) | d) -#else -#define _A f0 -#define _B f1 -#define _C f2 -#define _AB f0 -#define _BC f1 -#define _CA f2 -#define _ABCA f0 -#define _BCAB f1 -#define _CABC f2 -#define CASE(a,b,c,d) (a | (b << 1) | (c << 2) | (d << 3)) -#endif - -void -fbGlyph24 (FbBits *dstBits, - FbStride dstStride, - int dstBpp, - FbStip *stipple, - FbBits fg, - int x, - int height) -{ - int lshift; - FbStip bits; - CARD8 *dstLine; - CARD8 *dst; - FbStip f0, f1, f2; - int n; - int shift; - - f0 = fg; - f1 = FbRot24(f0,16); - f2 = FbRot24(f0,8); - - dstLine = (CARD8 *) dstBits; - dstLine += (x & ~3) * 3; - dstStride *= (sizeof (FbBits) / sizeof (CARD8)); - shift = x & 3; - lshift = 4 - shift; - while (height--) - { - bits = READ(stipple++); - n = lshift; - dst = dstLine; - while (bits) - { - switch (FbStipMoveLsb (FbLeftStipBits (bits, n), 4, n)) { - case CASE(0,0,0,0): - break; - case CASE(1,0,0,0): - WRITE2(dst,0,_AB); - WRITE1(dst,2,_C); - break; - case CASE(0,1,0,0): - WRITE1(dst,3,_A); - WRITE2(dst,4,_BC); - break; - case CASE(1,1,0,0): - WRITE4(dst,0,_ABCA); - WRITE2(dst,4,_BC); - break; - case CASE(0,0,1,0): - WRITE2(dst,6,_AB); - WRITE1(dst,8,_C); - break; - case CASE(1,0,1,0): - WRITE2(dst,0,_AB); - WRITE1(dst,2,_C); - - WRITE2(dst,6,_AB); - WRITE1(dst,8,_C); - break; - case CASE(0,1,1,0): - WRITE1(dst,3,_A); - WRITE4(dst,4,_BCAB); - WRITE1(dst,8,_C); - break; - case CASE(1,1,1,0): - WRITE8(dst); - WRITE1(dst,8,_C); - break; - case CASE(0,0,0,1): - WRITE1(dst,9,_A); - WRITE2(dst,10,_BC); - break; - case CASE(1,0,0,1): - WRITE2(dst,0,_AB); - WRITE1(dst,2,_C); - - WRITE1(dst,9,_A); - WRITE2(dst,10,_BC); - break; - case CASE(0,1,0,1): - WRITE1(dst,3,_A); - WRITE2(dst,4,_BC); - - WRITE1(dst,9,_A); - WRITE2(dst,10,_BC); - break; - case CASE(1,1,0,1): - WRITE4(dst,0,_ABCA); - WRITE2(dst,4,_BC); - - WRITE1(dst,9,_A); - WRITE2(dst,10,_BC); - break; - case CASE(0,0,1,1): - WRITE2(dst,6,_AB); - WRITE4(dst,8,_CABC); - break; - case CASE(1,0,1,1): - WRITE2(dst,0,_AB); - WRITE1(dst,2,_C); - - WRITE2(dst,6,_AB); - WRITE4(dst,8,_CABC); - break; - case CASE(0,1,1,1): - WRITE1(dst,3,_A); - WRITE4(dst,4,_BCAB); - WRITE4(dst,8,_CABC); - break; - case CASE(1,1,1,1): - WRITE8(dst); - WRITE4(dst,8,_CABC); - break; - } - bits = FbStipLeft (bits, n); - n = 4; - dst += 12; - } - dstLine += dstStride; - } -} -#endif -#endif - -void -fbPolyGlyphBlt (DrawablePtr pDrawable, - GCPtr pGC, - int x, - int y, - unsigned int nglyph, - CharInfoPtr *ppci, - pointer pglyphBase) -{ - FbGCPrivPtr pPriv = fbGetGCPrivate (pGC); - CharInfoPtr pci; - unsigned char *pglyph; /* pointer bits in glyph */ - int gx, gy; - int gWidth, gHeight; /* width and height of glyph */ - FbStride gStride; /* stride of glyph */ -#ifndef FBNOPIXADDR - void (*glyph) (FbBits *, - FbStride, - int, - FbStip *, - FbBits, - int, - int); - FbBits *dst = 0; - FbStride dstStride = 0; - int dstBpp = 0; - int dstXoff = 0, dstYoff = 0; - - glyph = 0; - if (pGC->fillStyle == FillSolid && pPriv->and == 0) - { - dstBpp = pDrawable->bitsPerPixel; - switch (dstBpp) { - case 8: glyph = fbGlyph8; break; - case 16: glyph = fbGlyph16; break; -#ifdef FB_24BIT - case 24: glyph = fbGlyph24; break; -#endif - case 32: glyph = fbGlyph32; break; - } - } -#endif - x += pDrawable->x; - y += pDrawable->y; - - while (nglyph--) - { - pci = *ppci++; - pglyph = FONTGLYPHBITS(pglyphBase, pci); - gWidth = GLYPHWIDTHPIXELS(pci); - gHeight = GLYPHHEIGHTPIXELS(pci); - if (gWidth && gHeight) - { - gx = x + pci->metrics.leftSideBearing; - gy = y - pci->metrics.ascent; -#ifndef FBNOPIXADDR - if (glyph && gWidth <= sizeof (FbStip) * 8 && - fbGlyphIn (fbGetCompositeClip(pGC), gx, gy, gWidth, gHeight)) - { - fbGetDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff); - (*glyph) (dst + (gy + dstYoff) * dstStride, - dstStride, - dstBpp, - (FbStip *) pglyph, - pPriv->xor, - gx + dstXoff, - gHeight); - fbFinishAccess (pDrawable); - } - else -#endif - { - gStride = GLYPHWIDTHBYTESPADDED(pci) / sizeof (FbStip); - fbPushImage (pDrawable, - pGC, - - (FbStip *) pglyph, - gStride, - 0, - - gx, - gy, - gWidth, gHeight); - } - } - x += pci->metrics.characterWidth; - } -} - - -void -fbImageGlyphBlt (DrawablePtr pDrawable, - GCPtr pGC, - int x, - int y, - unsigned int nglyph, - CharInfoPtr *ppciInit, - pointer pglyphBase) -{ - FbGCPrivPtr pPriv = fbGetGCPrivate(pGC); - CharInfoPtr *ppci; - CharInfoPtr pci; - unsigned char *pglyph; /* pointer bits in glyph */ - int gWidth, gHeight; /* width and height of glyph */ - FbStride gStride; /* stride of glyph */ - Bool opaque; - int n; - int gx, gy; -#ifndef FBNOPIXADDR - void (*glyph) (FbBits *, - FbStride, - int, - FbStip *, - FbBits, - int, - int); - FbBits *dst = 0; - FbStride dstStride = 0; - int dstBpp = 0; - int dstXoff = 0, dstYoff = 0; - - glyph = 0; - if (pPriv->and == 0) - { - dstBpp = pDrawable->bitsPerPixel; - switch (dstBpp) { - case 8: glyph = fbGlyph8; break; - case 16: glyph = fbGlyph16; break; -#ifdef FB_24BIT - case 24: glyph = fbGlyph24; break; -#endif - case 32: glyph = fbGlyph32; break; - } - } -#endif - - x += pDrawable->x; - y += pDrawable->y; - - if (TERMINALFONT (pGC->font) -#ifndef FBNOPIXADDR - && !glyph -#endif - ) - { - opaque = TRUE; - } - else - { - int xBack, widthBack; - int yBack, heightBack; - - ppci = ppciInit; - n = nglyph; - widthBack = 0; - while (n--) - widthBack += (*ppci++)->metrics.characterWidth; - - xBack = x; - if (widthBack < 0) - { - xBack += widthBack; - widthBack = -widthBack; - } - yBack = y - FONTASCENT(pGC->font); - heightBack = FONTASCENT(pGC->font) + FONTDESCENT(pGC->font); - fbSolidBoxClipped (pDrawable, - fbGetCompositeClip(pGC), - xBack, - yBack, - xBack + widthBack, - yBack + heightBack, - fbAnd(GXcopy,pPriv->bg,pPriv->pm), - fbXor(GXcopy,pPriv->bg,pPriv->pm)); - opaque = FALSE; - } - - ppci = ppciInit; - while (nglyph--) - { - pci = *ppci++; - pglyph = FONTGLYPHBITS(pglyphBase, pci); - gWidth = GLYPHWIDTHPIXELS(pci); - gHeight = GLYPHHEIGHTPIXELS(pci); - if (gWidth && gHeight) - { - gx = x + pci->metrics.leftSideBearing; - gy = y - pci->metrics.ascent; -#ifndef FBNOPIXADDR - if (glyph && gWidth <= sizeof (FbStip) * 8 && - fbGlyphIn (fbGetCompositeClip(pGC), gx, gy, gWidth, gHeight)) - { - fbGetDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff); - (*glyph) (dst + (gy + dstYoff) * dstStride, - dstStride, - dstBpp, - (FbStip *) pglyph, - pPriv->fg, - gx + dstXoff, - gHeight); - fbFinishAccess (pDrawable); - } - else -#endif - { - gStride = GLYPHWIDTHBYTESPADDED(pci) / sizeof (FbStip); - fbPutXYImage (pDrawable, - fbGetCompositeClip(pGC), - pPriv->fg, - pPriv->bg, - pPriv->pm, - GXcopy, - opaque, - - gx, - gy, - gWidth, gHeight, - - (FbStip *) pglyph, - gStride, - 0); - } - } - x += pci->metrics.characterWidth; - } -} +/*
+ *
+ * Copyright © 1998 Keith Packard
+ *
+ * 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, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD 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 "fb.h"
+#include <X11/fonts/fontstruct.h>
+#include "dixfontstr.h"
+
+Bool
+fbGlyphIn (RegionPtr pRegion,
+ int x,
+ int y,
+ int width,
+ int height)
+{
+ BoxRec box;
+ BoxPtr pExtents = RegionExtents(pRegion);
+
+ /*
+ * Check extents by hand to avoid 16 bit overflows
+ */
+ if (x < (int) pExtents->x1)
+ return FALSE;
+ if ((int) pExtents->x2 < x + width)
+ return FALSE;
+ if (y < (int) pExtents->y1)
+ return FALSE;
+ if ((int) pExtents->y2 < y + height)
+ return FALSE;
+ box.x1 = x;
+ box.x2 = x + width;
+ box.y1 = y;
+ box.y2 = y + height;
+ return RegionContainsRect(pRegion, &box) == rgnIN;
+}
+
+#ifdef FB_24BIT
+#ifndef FBNOPIXADDR
+
+#define WRITE1(d,n,fg) WRITE((d) + (n), (CARD8) fg)
+#define WRITE2(d,n,fg) WRITE((CARD16 *) &(d[n]), (CARD16) fg)
+#define WRITE4(d,n,fg) WRITE((CARD32 *) &(d[n]), (CARD32) fg)
+#if FB_UNIT == 6 && IMAGE_BYTE_ORDER == LSBFirst
+#define WRITE8(d) WRITE((FbBits *) &(d[0]), fg)
+#else
+#define WRITE8(d) WRITE4(d,0,_ABCA), WRITE4(d,4,_BCAB)
+#endif
+
+/*
+ * This is a bit tricky, but it's brief. Write 12 bytes worth
+ * of dest, which is four pixels, at a time. This gives constant
+ * code for each pattern as they're always aligned the same
+ *
+ * a b c d a b c d a b c d bytes
+ * A B C A B C A B C A B C pixels
+ *
+ * f0 f1 f2
+ * A B C A B C A B C A B C pixels LSB
+ * C A B C A B C A B C A B pixels MSB
+ *
+ * LSB MSB
+ * A f0 f1
+ * B f1 f2
+ * C f2 f0
+ * A B f0 f2
+ * B C f1 f0
+ * C A f2 f1
+ * A B C A f0 f1
+ * B C A B f1 f2
+ * C A B C f2 f0
+ */
+
+#undef _A
+#undef _B
+#undef _C
+#undef _AB
+#undef _BC
+#undef _CA
+#undef _ABCA
+#undef _BCAB
+#undef _CABC
+
+#if IMAGE_BYTE_ORDER == MSBFirst
+#define _A f1
+#define _B f2
+#define _C f0
+#define _AB f2
+#define _BC f0
+#define _CA f1
+#define _ABCA f1
+#define _BCAB f2
+#define _CABC f0
+#define CASE(a,b,c,d) ((a << 3) | (b << 2) | (c << 1) | d)
+#else
+#define _A f0
+#define _B f1
+#define _C f2
+#define _AB f0
+#define _BC f1
+#define _CA f2
+#define _ABCA f0
+#define _BCAB f1
+#define _CABC f2
+#define CASE(a,b,c,d) (a | (b << 1) | (c << 2) | (d << 3))
+#endif
+
+void
+fbGlyph24 (FbBits *dstBits,
+ FbStride dstStride,
+ int dstBpp,
+ FbStip *stipple,
+ FbBits fg,
+ int x,
+ int height)
+{
+ int lshift;
+ FbStip bits;
+ CARD8 *dstLine;
+ CARD8 *dst;
+ FbStip f0, f1, f2;
+ int n;
+ int shift;
+
+ f0 = fg;
+ f1 = FbRot24(f0,16);
+ f2 = FbRot24(f0,8);
+
+ dstLine = (CARD8 *) dstBits;
+ dstLine += (x & ~3) * 3;
+ dstStride *= (sizeof (FbBits) / sizeof (CARD8));
+ shift = x & 3;
+ lshift = 4 - shift;
+ while (height--)
+ {
+ bits = READ(stipple++);
+ n = lshift;
+ dst = dstLine;
+ while (bits)
+ {
+ switch (FbStipMoveLsb (FbLeftStipBits (bits, n), 4, n)) {
+ case CASE(0,0,0,0):
+ break;
+ case CASE(1,0,0,0):
+ WRITE2(dst,0,_AB);
+ WRITE1(dst,2,_C);
+ break;
+ case CASE(0,1,0,0):
+ WRITE1(dst,3,_A);
+ WRITE2(dst,4,_BC);
+ break;
+ case CASE(1,1,0,0):
+ WRITE4(dst,0,_ABCA);
+ WRITE2(dst,4,_BC);
+ break;
+ case CASE(0,0,1,0):
+ WRITE2(dst,6,_AB);
+ WRITE1(dst,8,_C);
+ break;
+ case CASE(1,0,1,0):
+ WRITE2(dst,0,_AB);
+ WRITE1(dst,2,_C);
+
+ WRITE2(dst,6,_AB);
+ WRITE1(dst,8,_C);
+ break;
+ case CASE(0,1,1,0):
+ WRITE1(dst,3,_A);
+ WRITE4(dst,4,_BCAB);
+ WRITE1(dst,8,_C);
+ break;
+ case CASE(1,1,1,0):
+ WRITE8(dst);
+ WRITE1(dst,8,_C);
+ break;
+ case CASE(0,0,0,1):
+ WRITE1(dst,9,_A);
+ WRITE2(dst,10,_BC);
+ break;
+ case CASE(1,0,0,1):
+ WRITE2(dst,0,_AB);
+ WRITE1(dst,2,_C);
+
+ WRITE1(dst,9,_A);
+ WRITE2(dst,10,_BC);
+ break;
+ case CASE(0,1,0,1):
+ WRITE1(dst,3,_A);
+ WRITE2(dst,4,_BC);
+
+ WRITE1(dst,9,_A);
+ WRITE2(dst,10,_BC);
+ break;
+ case CASE(1,1,0,1):
+ WRITE4(dst,0,_ABCA);
+ WRITE2(dst,4,_BC);
+
+ WRITE1(dst,9,_A);
+ WRITE2(dst,10,_BC);
+ break;
+ case CASE(0,0,1,1):
+ WRITE2(dst,6,_AB);
+ WRITE4(dst,8,_CABC);
+ break;
+ case CASE(1,0,1,1):
+ WRITE2(dst,0,_AB);
+ WRITE1(dst,2,_C);
+
+ WRITE2(dst,6,_AB);
+ WRITE4(dst,8,_CABC);
+ break;
+ case CASE(0,1,1,1):
+ WRITE1(dst,3,_A);
+ WRITE4(dst,4,_BCAB);
+ WRITE4(dst,8,_CABC);
+ break;
+ case CASE(1,1,1,1):
+ WRITE8(dst);
+ WRITE4(dst,8,_CABC);
+ break;
+ }
+ bits = FbStipLeft (bits, n);
+ n = 4;
+ dst += 12;
+ }
+ dstLine += dstStride;
+ }
+}
+#endif
+#endif
+
+void
+fbPolyGlyphBlt (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int x,
+ int y,
+ unsigned int nglyph,
+ CharInfoPtr *ppci,
+ pointer pglyphBase)
+{
+ FbGCPrivPtr pPriv = fbGetGCPrivate (pGC);
+ CharInfoPtr pci;
+ unsigned char *pglyph; /* pointer bits in glyph */
+ int gx, gy;
+ int gWidth, gHeight; /* width and height of glyph */
+ FbStride gStride; /* stride of glyph */
+#ifndef FBNOPIXADDR
+ void (*glyph) (FbBits *,
+ FbStride,
+ int,
+ FbStip *,
+ FbBits,
+ int,
+ int);
+ FbBits *dst = 0;
+ FbStride dstStride = 0;
+ int dstBpp = 0;
+ int dstXoff = 0, dstYoff = 0;
+
+ glyph = 0;
+ if (pGC->fillStyle == FillSolid && pPriv->and == 0)
+ {
+ dstBpp = pDrawable->bitsPerPixel;
+ switch (dstBpp) {
+ case 8: glyph = fbGlyph8; break;
+ case 16: glyph = fbGlyph16; break;
+#ifdef FB_24BIT
+ case 24: glyph = fbGlyph24; break;
+#endif
+ case 32: glyph = fbGlyph32; break;
+ }
+ }
+#endif
+ x += pDrawable->x;
+ y += pDrawable->y;
+
+ while (nglyph--)
+ {
+ pci = *ppci++;
+ pglyph = FONTGLYPHBITS(pglyphBase, pci);
+ gWidth = GLYPHWIDTHPIXELS(pci);
+ gHeight = GLYPHHEIGHTPIXELS(pci);
+ if (gWidth && gHeight)
+ {
+ gx = x + pci->metrics.leftSideBearing;
+ gy = y - pci->metrics.ascent;
+#ifndef FBNOPIXADDR
+ if (glyph && gWidth <= sizeof (FbStip) * 8 &&
+ fbGlyphIn (fbGetCompositeClip(pGC), gx, gy, gWidth, gHeight))
+ {
+ fbGetDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+ (*glyph) (dst + (gy + dstYoff) * dstStride,
+ dstStride,
+ dstBpp,
+ (FbStip *) pglyph,
+ pPriv->xor,
+ gx + dstXoff,
+ gHeight);
+ fbFinishAccess (pDrawable);
+ }
+ else
+#endif
+ {
+ gStride = GLYPHWIDTHBYTESPADDED(pci) / sizeof (FbStip);
+ fbPushImage (pDrawable,
+ pGC,
+
+ (FbStip *) pglyph,
+ gStride,
+ 0,
+
+ gx,
+ gy,
+ gWidth, gHeight);
+ }
+ }
+ x += pci->metrics.characterWidth;
+ }
+}
+
+
+void
+fbImageGlyphBlt (DrawablePtr pDrawable,
+ GCPtr pGC,
+ int x,
+ int y,
+ unsigned int nglyph,
+ CharInfoPtr *ppciInit,
+ pointer pglyphBase)
+{
+ FbGCPrivPtr pPriv = fbGetGCPrivate(pGC);
+ CharInfoPtr *ppci;
+ CharInfoPtr pci;
+ unsigned char *pglyph; /* pointer bits in glyph */
+ int gWidth, gHeight; /* width and height of glyph */
+ FbStride gStride; /* stride of glyph */
+ Bool opaque;
+ int n;
+ int gx, gy;
+#ifndef FBNOPIXADDR
+ void (*glyph) (FbBits *,
+ FbStride,
+ int,
+ FbStip *,
+ FbBits,
+ int,
+ int);
+ FbBits *dst = 0;
+ FbStride dstStride = 0;
+ int dstBpp = 0;
+ int dstXoff = 0, dstYoff = 0;
+
+ glyph = 0;
+ if (pPriv->and == 0)
+ {
+ dstBpp = pDrawable->bitsPerPixel;
+ switch (dstBpp) {
+ case 8: glyph = fbGlyph8; break;
+ case 16: glyph = fbGlyph16; break;
+#ifdef FB_24BIT
+ case 24: glyph = fbGlyph24; break;
+#endif
+ case 32: glyph = fbGlyph32; break;
+ }
+ }
+#endif
+
+ x += pDrawable->x;
+ y += pDrawable->y;
+
+ if (TERMINALFONT (pGC->font)
+#ifndef FBNOPIXADDR
+ && !glyph
+#endif
+ )
+ {
+ opaque = TRUE;
+ }
+ else
+ {
+ int xBack, widthBack;
+ int yBack, heightBack;
+
+ ppci = ppciInit;
+ n = nglyph;
+ widthBack = 0;
+ while (n--)
+ widthBack += (*ppci++)->metrics.characterWidth;
+
+ xBack = x;
+ if (widthBack < 0)
+ {
+ xBack += widthBack;
+ widthBack = -widthBack;
+ }
+ yBack = y - FONTASCENT(pGC->font);
+ heightBack = FONTASCENT(pGC->font) + FONTDESCENT(pGC->font);
+ fbSolidBoxClipped (pDrawable,
+ fbGetCompositeClip(pGC),
+ xBack,
+ yBack,
+ xBack + widthBack,
+ yBack + heightBack,
+ fbAnd(GXcopy,pPriv->bg,pPriv->pm),
+ fbXor(GXcopy,pPriv->bg,pPriv->pm));
+ opaque = FALSE;
+ }
+
+ ppci = ppciInit;
+ while (nglyph--)
+ {
+ pci = *ppci++;
+ pglyph = FONTGLYPHBITS(pglyphBase, pci);
+ gWidth = GLYPHWIDTHPIXELS(pci);
+ gHeight = GLYPHHEIGHTPIXELS(pci);
+ if (gWidth && gHeight)
+ {
+ gx = x + pci->metrics.leftSideBearing;
+ gy = y - pci->metrics.ascent;
+#ifndef FBNOPIXADDR
+ if (glyph && gWidth <= sizeof (FbStip) * 8 &&
+ fbGlyphIn (fbGetCompositeClip(pGC), gx, gy, gWidth, gHeight))
+ {
+ fbGetDrawable (pDrawable, dst, dstStride, dstBpp, dstXoff, dstYoff);
+ (*glyph) (dst + (gy + dstYoff) * dstStride,
+ dstStride,
+ dstBpp,
+ (FbStip *) pglyph,
+ pPriv->fg,
+ gx + dstXoff,
+ gHeight);
+ fbFinishAccess (pDrawable);
+ }
+ else
+#endif
+ {
+ gStride = GLYPHWIDTHBYTESPADDED(pci) / sizeof (FbStip);
+ fbPutXYImage (pDrawable,
+ fbGetCompositeClip(pGC),
+ pPriv->fg,
+ pPriv->bg,
+ pPriv->pm,
+ GXcopy,
+ opaque,
+
+ gx,
+ gy,
+ gWidth, gHeight,
+
+ (FbStip *) pglyph,
+ gStride,
+ 0);
+ }
+ }
+ x += pci->metrics.characterWidth;
+ }
+}
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