svn merge ^/branches/released .

1 files changed, 1007 insertions, 0 deletions

diff --git a/libXft/src/xftrender.c b/libXft/src/xftrender.c
new file mode 100644
index 000000000..94c211bde
--- /dev/null
+++ b/libXft/src/xftrender.c
@@ -0,0 +1,1007 @@
+/*
+ * Copyright © 2000 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.
+ */
+
+#include "xftint.h"
+
+#define NUM_LOCAL	1024
+#define NUM_ELT_LOCAL	128
+
+/*
+ * Use the Render extension to draw the glyphs
+ */
+
+_X_EXPORT void
+XftGlyphRender (Display		*dpy,
+		int		op,
+		Picture		src,
+		XftFont		*pub,
+		Picture		dst,
+		int		srcx,
+		int		srcy,
+		int		x,
+		int		y,
+		_Xconst FT_UInt	*glyphs,
+		int		nglyphs)
+{
+    XftFontInt	    *font = (XftFontInt *) pub;
+    int		    i;
+    FT_UInt	    missing[XFT_NMISSING];
+    int		    nmissing;
+    FT_UInt	    g, max;
+    int		    size, width;
+    Glyph	    wire;
+    char	    *char8;
+    unsigned short  *char16;
+    unsigned int    *char32;
+    unsigned int    char_local[NUM_LOCAL];
+    unsigned int    *chars;
+    FcBool	    glyphs_loaded;
+    
+    if (!font->format)
+	return;
+    
+    /*
+     * Load missing glyphs
+     */
+    nmissing = 0;
+    max = 0;
+    glyphs_loaded = FcFalse;
+    for (i = 0; i < nglyphs; i++)
+    {
+	g = glyphs[i];
+	if (g > max)
+	    max = g;
+	if (XftFontCheckGlyph (dpy, pub, FcTrue, g, missing, &nmissing))
+	    glyphs_loaded = FcTrue;
+    }
+    if (nmissing)
+	XftFontLoadGlyphs (dpy, pub, FcTrue, missing, nmissing);
+    
+    if (!font->glyphset)
+	goto bail1;
+    if (max < 0x100)
+    {
+	width = 1;
+	size = sizeof (char);
+    }
+    else if (max < 0x10000)
+    {
+	width = 2;
+	size = sizeof (unsigned short);
+    }
+    else
+    {
+	width = 4;
+	size = sizeof (unsigned int);
+    }
+    chars = char_local;
+    if (nglyphs * size > sizeof (char_local))
+    {
+	chars = malloc (nglyphs * size);
+	if (!chars)
+	    goto bail1;
+    }
+    char8 = (char *) chars;
+    char16 = (unsigned short *) chars;
+    char32 = (unsigned int *) chars;
+    for (i = 0; i < nglyphs; i++)
+    {
+	wire = (Glyph) glyphs[i];
+	if (wire >= font->num_glyphs || !font->glyphs[wire])
+	    wire = 0;
+	switch (width) {
+	case 1: char8[i] = (char) wire; break;
+	case 2: char16[i] = (unsigned short) wire; break;
+	case 4: char32[i] = (unsigned long) wire; break;
+	}
+    }
+    switch (width) {
+    case 1:
+    default:
+	XRenderCompositeString8 (dpy, op,
+				 src, dst, font->format, font->glyphset,
+				 srcx, srcy, x, y, char8, nglyphs);
+	break;
+    case 2:
+	XRenderCompositeString16(dpy, op,
+				 src, dst, font->format, font->glyphset,
+				 srcx, srcy, x, y, char16, nglyphs);
+	break;
+    case 4:
+	XRenderCompositeString32(dpy, op,
+				 src, dst, font->format, font->glyphset,
+				 srcx, srcy, x, y, char32, nglyphs);
+	break;
+    }
+    if (chars != char_local)
+	free (chars);
+bail1:
+    if (glyphs_loaded)
+	_XftFontManageMemory (dpy, pub);
+}
+
+_X_EXPORT void
+XftGlyphSpecRender (Display		    *dpy,
+		    int			    op,
+		    Picture		    src,
+		    XftFont		    *pub,
+		    Picture		    dst,
+		    int			    srcx,
+		    int			    srcy,
+		    _Xconst XftGlyphSpec    *glyphs,
+		    int			    nglyphs)
+{
+    XftFontInt	    *font = (XftFontInt *) pub;
+    int		    i, j;
+    FT_UInt	    missing[XFT_NMISSING];
+    int		    nmissing;
+    int		    n;
+    FT_UInt	    g;
+    XftGlyph	    *glyph;
+    FT_UInt	    max;
+    int		    size, width;
+    char	    *char8;
+    unsigned short  *char16;
+    unsigned int    *char32;
+    unsigned int    char_local[NUM_LOCAL];
+    unsigned int    *chars;
+    XGlyphElt8	    *elts;
+    XGlyphElt8	    elts_local[NUM_ELT_LOCAL];
+    FcBool	    glyphs_loaded;
+    int		    nelt;
+    int		    x, y;
+    
+    if (!font->format)
+	return;
+    if (!nglyphs)
+	return;
+    
+    /*
+     * Load missing glyphs
+     */
+    max = 0;
+    nmissing = 0;
+    glyphs_loaded = FcFalse;
+    g = glyphs[0].glyph;
+    for (i = 0; i < nglyphs; i++)
+    {
+	g = glyphs[i].glyph;
+	if (g > max)
+	    max = g;
+	if (XftFontCheckGlyph (dpy, pub, FcTrue, g, missing, &nmissing))
+	    glyphs_loaded = FcTrue;
+    }
+    if (nmissing)
+	XftFontLoadGlyphs (dpy, pub, FcTrue, missing, nmissing);
+    
+    if (!font->glyphset)
+	goto bail1;
+
+    /*
+     * See what encoding size is needed
+     */
+    if (max < 0x100)
+    {
+	size = sizeof (char);
+	width = 1;
+    }
+    else if (max < 0x10000)
+    {
+	size = sizeof (unsigned short);
+	width = 2;
+    }
+    else
+    {
+	size = sizeof (unsigned int);
+	width = 4;
+    }
+    chars = char_local;
+    if (nglyphs * size > NUM_LOCAL)
+    {
+	chars = malloc (nglyphs * size);
+	if (!chars)
+	    goto bail1;
+    }
+    char8 = (char *) chars;
+    char16 = (unsigned short *) chars;
+    char32 = (unsigned int *) chars;
+    
+    /*
+     * Compute the number of glyph elts needed
+     */
+    nelt = 1;
+    for (i = 0; i < nglyphs; i++)
+    {
+	g = glyphs[i].glyph;
+	/* Substitute default for non-existant glyphs */
+	if (g >= font->num_glyphs || !font->glyphs[g])
+	    g = 0;
+	if (font->glyphs[g])
+	     break;
+    }
+    if (i == nglyphs)
+	goto bail2;
+    glyph = font->glyphs[g];
+    x = glyphs[i].x + glyph->metrics.xOff;
+    y = glyphs[i].y + glyph->metrics.yOff;
+    while (++i < nglyphs)
+    {
+	g = glyphs[i].glyph;
+	/* Substitute default for non-existant glyphs */
+	if (g >= font->num_glyphs || !font->glyphs[g])
+	    g = 0;
+	/* 
+	 * check to see if the glyph is placed where it would
+	 * fall using the normal spacing
+	 */
+	if ((glyph = font->glyphs[g]))
+	{
+	    if (x != glyphs[i].x || y != glyphs[i].y)
+	    {
+		x = glyphs[i].x;
+		y = glyphs[i].y;
+		++nelt;
+	    }
+	    x += glyph->metrics.xOff;
+	    y += glyph->metrics.yOff;
+	}
+    }
+
+    elts = elts_local;
+    if (nelt > NUM_ELT_LOCAL)
+    {
+	elts = malloc (nelt * sizeof (XGlyphElt8));
+	if (!elts)
+	    goto bail2;
+    }
+
+    /*
+     * Generate the list of glyph elts
+     */
+    nelt = 0;
+    x = y = 0;
+    n = 0;
+    j = 0;
+    for (i = 0; i < nglyphs; i++)
+    {
+	g = glyphs[i].glyph;
+	/* Substitute default for non-existant glyphs */
+	if (g >= font->num_glyphs || !font->glyphs[g])
+	    g = 0;
+	if ((glyph = font->glyphs[g]))
+	{
+	    if (!i || x != glyphs[i].x || y != glyphs[i].y)
+	    {
+		if (n)
+		{
+		    elts[nelt].nchars = n;
+		    nelt++;
+		}
+		elts[nelt].glyphset = font->glyphset;
+		elts[nelt].chars = char8 + size * j;
+		elts[nelt].xOff = glyphs[i].x - x;
+		elts[nelt].yOff = glyphs[i].y - y;
+		x = glyphs[i].x;
+		y = glyphs[i].y;
+		n = 0;
+	    }
+	    switch (width) {
+	    case 1: char8[j] = (char) g; break;
+	    case 2: char16[j] = (unsigned short) g; break;
+	    case 4: char32[j] = (unsigned int) g; break;
+	    }
+	    x += glyph->metrics.xOff;
+	    y += glyph->metrics.yOff;
+	    j++;
+	    n++;
+	}
+    }
+    if (n)
+    {
+	elts[nelt].nchars = n;
+	nelt++;
+    }
+    switch (width) {
+    case 1:
+	XRenderCompositeText8 (dpy, op, src, dst, font->format,
+			       srcx, srcy, glyphs[0].x, glyphs[0].y,
+			       elts, nelt);
+	break;
+    case 2:
+	XRenderCompositeText16 (dpy, op, src, dst, font->format,
+				srcx, srcy, glyphs[0].x, glyphs[0].y,
+				(XGlyphElt16 *) elts, nelt);
+	break;
+    case 4:
+	XRenderCompositeText32 (dpy, op, src, dst, font->format,
+				srcx, srcy, glyphs[0].x, glyphs[0].y,
+				(XGlyphElt32 *) elts, nelt);
+	break;
+    }
+
+    if (elts != elts_local)
+	free (elts);
+bail2:
+    if (chars != char_local)
+	free (chars);
+bail1:
+    if (glyphs_loaded)
+	_XftFontManageMemory (dpy, pub);
+}
+
+_X_EXPORT void
+XftCharSpecRender (Display		*dpy,
+		   int			op,
+		   Picture		src,
+		   XftFont		*pub,
+		   Picture		dst,
+		   int			srcx, 
+		   int			srcy,
+		   _Xconst XftCharSpec	*chars,
+		   int			len)
+{
+    XftGlyphSpec    *glyphs, glyphs_local[NUM_LOCAL];
+    int		    i;
+
+    if (len <= NUM_LOCAL)
+	glyphs = glyphs_local;
+    else
+    {
+	glyphs = malloc (len * sizeof (XftGlyphSpec));
+	if (!glyphs)
+	    return;
+    }
+    for (i = 0; i < len; i++)
+    {
+	glyphs[i].glyph = XftCharIndex(dpy, pub, chars[i].ucs4);
+	glyphs[i].x = chars[i].x;
+	glyphs[i].y = chars[i].y;
+    }
+
+    XftGlyphSpecRender (dpy, op, src, pub, dst, srcx, srcy, glyphs, len);
+
+    if (glyphs != glyphs_local)
+	free (glyphs);
+}
+
+/*
+ * Choose which format to draw text in when drawing with fonts
+ * of different formats.  The trick is that ARGB formats aren't
+ * compatible with A formats as PictOpAdd does the wrong thing, so
+ * fall back to an A format when presented with an ARGB and A format
+ */
+
+#define XftIsARGBFormat(a)  ((a)->depth == 32)
+
+static XRenderPictFormat *
+XftPreferFormat (Display *dpy, XRenderPictFormat *a, XRenderPictFormat *b)
+{
+    XRenderPictFormat	*prefer = NULL;
+    
+    if (a == b)
+	prefer = a;
+    else if (XftIsARGBFormat(a) != XftIsARGBFormat(b))
+	prefer = XRenderFindStandardFormat (dpy, PictStandardA8);
+    else if (a->depth > b->depth)
+	prefer = a;
+    else
+	prefer = b;
+    return prefer;
+}
+
+_X_EXPORT void
+XftGlyphFontSpecRender (Display			    *dpy,
+			int			    op,
+			Picture			    src,
+			Picture			    dst,
+			int			    srcx,
+			int			    srcy,
+			_Xconst XftGlyphFontSpec    *glyphs,
+			int			    nglyphs)
+{
+    int		    i, j;
+    XftFont	    *prevPublic;
+    XftFontInt	    *firstFont;
+    XRenderPictFormat	*format;
+    FT_UInt	    missing[XFT_NMISSING];
+    int		    nmissing;
+    int		    n;
+    FT_UInt	    g;
+    XftGlyph	    *glyph;
+    FT_UInt	    max;
+    int		    size, width;
+    char	    *char8;
+    unsigned short  *char16;
+    unsigned int    *char32;
+    unsigned int    char_local[NUM_LOCAL];
+    unsigned int    *chars;
+    XGlyphElt8	    *elts;
+    XGlyphElt8	    elts_local[NUM_ELT_LOCAL];
+    FcBool	    glyphs_loaded;
+    int		    nelt;
+    int		    x, y;
+    
+    if (!nglyphs)
+	return;
+    
+    /*
+     * Load missing glyphs.  Have to load them
+     * one at a time in case the font changes
+     */
+    max = 0;
+    glyphs_loaded = FcFalse;
+    g = glyphs[0].glyph;
+    for (i = 0; i < nglyphs; i++)
+    {
+	XftFont	    *pub = glyphs[i].font;
+	XftFontInt  *font = (XftFontInt *) pub;
+	g = glyphs[i].glyph;
+	if (g > max)
+	    max = g;
+	nmissing = 0;
+	if (XftFontCheckGlyph (dpy, pub, FcTrue, g, missing, &nmissing))
+	    glyphs_loaded = FcTrue;
+	if (nmissing)
+	    XftFontLoadGlyphs (dpy, pub, FcTrue, missing, nmissing);
+	if (!font->format)
+	    goto bail1;
+	if (!font->glyphset)
+	    goto bail1;
+    }
+    
+    /*
+     * See what encoding size is needed
+     */
+    if (max < 0x100)
+    {
+	size = sizeof (char);
+	width = 1;
+    }
+    else if (max < 0x10000)
+    {
+	size = sizeof (unsigned short);
+	width = 2;
+    }
+    else
+    {
+	size = sizeof (unsigned int);
+	width = 4;
+    }
+    chars = char_local;
+    if (nglyphs * size > NUM_LOCAL)
+    {
+	chars = malloc (nglyphs * size);
+	if (!chars)
+	    goto bail1;
+    }
+    char8 = (char *) chars;
+    char16 = (unsigned short *) chars;
+    char32 = (unsigned int *) chars;
+    
+    /*
+     * Compute the number of glyph elts needed
+     */
+    nelt = 1;
+    firstFont = NULL;
+    for (i = 0; i < nglyphs; i++)
+    {
+	XftFont	    *pub = glyphs[i].font;
+	XftFontInt  *font = (XftFontInt *) pub;
+	g = glyphs[i].glyph;
+	/* Substitute default for non-existant glyphs */
+	if (g >= font->num_glyphs || !font->glyphs[g])
+	    g = 0;
+	if (font->glyphs[g])
+	{
+	    firstFont = font;
+	    break;
+	}
+    }
+    if (i == nglyphs || !firstFont)
+	goto bail2;
+    glyph = firstFont->glyphs[g];
+    format = firstFont->format;
+    x = glyphs[i].x + glyph->metrics.xOff;
+    y = glyphs[i].y + glyph->metrics.yOff;
+    prevPublic = NULL;
+    while (++i < nglyphs)
+    {
+	XftFont	    *pub = glyphs[i].font;
+	XftFontInt  *font = (XftFontInt *) pub;
+	g = glyphs[i].glyph;
+	/* Substitute default for non-existant glyphs */
+	if (g >= font->num_glyphs || !font->glyphs[g])
+	    g = 0;
+	/* 
+	 * check to see if the glyph is placed where it would
+	 * fall using the normal spacing
+	 */
+	if ((glyph = font->glyphs[g]))
+	{
+	    if (pub != prevPublic || x != glyphs[i].x || y != glyphs[i].y)
+	    {
+		prevPublic = pub;
+		if (font->format != format)
+		    format = XftPreferFormat (dpy, font->format, format);
+		x = glyphs[i].x;
+		y = glyphs[i].y;
+		++nelt;
+	    }
+	    x += glyph->metrics.xOff;
+	    y += glyph->metrics.yOff;
+	}
+    }
+
+    elts = elts_local;
+    if (nelt > NUM_ELT_LOCAL)
+    {
+	elts = malloc (nelt * sizeof (XGlyphElt8));
+	if (!elts)
+	    goto bail2;
+    }
+
+    /*
+     * Generate the list of glyph elts
+     */
+    nelt = 0;
+    x = y = 0;
+    n = 0;
+    j = 0;
+    prevPublic = NULL;
+    for (i = 0; i < nglyphs; i++)
+    {
+	XftFont	    *pub = glyphs[i].font;
+	XftFontInt  *font = (XftFontInt *) pub;
+	
+	g = glyphs[i].glyph;
+	/* Substitute default for non-existant glyphs */
+	if (g >= font->num_glyphs || !font->glyphs[g])
+	    g = 0;
+	if ((glyph = font->glyphs[g]))
+	{
+	    if (!i || pub != prevPublic || x != glyphs[i].x || y != glyphs[i].y)
+	    {
+		if (n)
+		{
+		    elts[nelt].nchars = n;
+		    nelt++;
+		}
+		elts[nelt].glyphset = font->glyphset;
+		elts[nelt].chars = char8 + size * j;
+		elts[nelt].xOff = glyphs[i].x - x;
+		elts[nelt].yOff = glyphs[i].y - y;
+		prevPublic = pub;
+		x = glyphs[i].x;
+		y = glyphs[i].y;
+		n = 0;
+	    }
+	    switch (width) {
+	    case 1: char8[j] = (char) g; break;
+	    case 2: char16[j] = (unsigned short) g; break;
+	    case 4: char32[j] = (unsigned int) g; break;
+	    }
+	    x += glyph->metrics.xOff;
+	    y += glyph->metrics.yOff;
+	    j++;
+	    n++;
+	}
+    }
+    if (n)
+    {
+	elts[nelt].nchars = n;
+	nelt++;
+    }
+    switch (width) {
+    case 1:
+	XRenderCompositeText8 (dpy, op, src, dst, format,
+			       srcx, srcy, glyphs[0].x, glyphs[0].y,
+			       elts, nelt);
+	break;
+    case 2:
+	XRenderCompositeText16 (dpy, op, src, dst, format,
+				srcx, srcy, glyphs[0].x, glyphs[0].y,
+				(XGlyphElt16 *) elts, nelt);
+	break;
+    case 4:
+	XRenderCompositeText32 (dpy, op, src, dst, format,
+				srcx, srcy, glyphs[0].x, glyphs[0].y,
+				(XGlyphElt32 *) elts, nelt);
+	break;
+    }
+
+    if (elts != elts_local)
+	free (elts);
+bail2:
+    if (chars != char_local)
+	free (chars);
+bail1:
+    if (glyphs_loaded)
+	for (i = 0; i < nglyphs; i++)
+	    _XftFontManageMemory (dpy, glyphs[i].font);
+}
+
+_X_EXPORT void
+XftCharFontSpecRender (Display			*dpy,
+		       int			op,
+		       Picture			src,
+		       Picture			dst,
+		       int			srcx,
+		       int			srcy,
+		       _Xconst XftCharFontSpec	*chars,
+		       int			len)
+{
+    XftGlyphFontSpec	*glyphs, glyphs_local[NUM_LOCAL];
+    int			i;
+
+    if (len <= NUM_LOCAL)
+	glyphs = glyphs_local;
+    else
+    {
+	glyphs = malloc (len * sizeof (XftGlyphFontSpec));
+	if (!glyphs)
+	    return;
+    }
+    for (i = 0; i < len; i++)
+    {
+	glyphs[i].font = chars[i].font;
+	glyphs[i].glyph = XftCharIndex(dpy, glyphs[i].font, chars[i].ucs4);
+	glyphs[i].x = chars[i].x;
+	glyphs[i].y = chars[i].y;
+    }
+
+    XftGlyphFontSpecRender (dpy, op, src, dst, srcx, srcy, glyphs, len);
+    if (glyphs != glyphs_local)
+	free (glyphs);
+}
+
+_X_EXPORT void
+XftTextRender8 (Display		*dpy,
+		int		op,
+		Picture		src,
+		XftFont		*pub,
+		Picture		dst,
+		int		srcx,
+		int		srcy,
+		int		x,
+		int		y,
+		_Xconst FcChar8	*string,
+		int		len)
+{
+    FT_UInt	    *glyphs, glyphs_local[NUM_LOCAL];
+    int		    i;
+
+    if (len <= NUM_LOCAL)
+	glyphs = glyphs_local;
+    else
+    {
+	glyphs = malloc (len * sizeof (FT_UInt));
+	if (!glyphs)
+	    return;
+    }
+    for (i = 0; i < len; i++)
+	glyphs[i] = XftCharIndex (dpy, pub, string[i]);
+    XftGlyphRender (dpy, op, src, pub, dst, 
+		     srcx, srcy, x, y, glyphs, len);
+    if (glyphs != glyphs_local)
+	free (glyphs);
+}
+
+_X_EXPORT void
+XftTextRender16 (Display	    *dpy,
+		 int		    op,
+		 Picture	    src,
+		 XftFont	    *pub,
+		 Picture	    dst,
+		 int		    srcx,
+		 int		    srcy,
+		 int		    x,
+		 int		    y,
+		 _Xconst FcChar16   *string,
+		 int		    len)
+{
+    FT_UInt	    *glyphs, glyphs_local[NUM_LOCAL];
+    int		    i;
+
+    if (len <= NUM_LOCAL)
+	glyphs = glyphs_local;
+    else
+    {
+	glyphs = malloc (len * sizeof (FT_UInt));
+	if (!glyphs)
+	    return;
+    }
+    for (i = 0; i < len; i++)
+	glyphs[i] = XftCharIndex (dpy, pub, string[i]);
+    XftGlyphRender (dpy, op, src, pub, dst, 
+		     srcx, srcy, x, y, glyphs, len);
+    if (glyphs != glyphs_local)
+	free (glyphs);
+}
+
+_X_EXPORT void
+XftTextRender16BE (Display	    *dpy,
+		   int		    op,
+		   Picture	    src,
+		   XftFont	    *pub,
+		   Picture	    dst,
+		   int		    srcx,
+		   int		    srcy,
+		   int		    x,
+		   int		    y,
+		   _Xconst FcChar8  *string,
+		   int		    len)
+{
+    FT_UInt	    *glyphs, glyphs_local[NUM_LOCAL];
+    int		    i;
+
+    if (len <= NUM_LOCAL)
+	glyphs = glyphs_local;
+    else
+    {
+	glyphs = malloc (len * sizeof (FT_UInt));
+	if (!glyphs)
+	    return;
+    }
+    for (i = 0; i < len; i++)
+	glyphs[i] = XftCharIndex (dpy, pub, 
+				  (string[i*2]<<8) | string[i*2+1]);
+    XftGlyphRender (dpy, op, src, pub, dst, 
+		     srcx, srcy, x, y, glyphs, len);
+    if (glyphs != glyphs_local)
+	free (glyphs);
+}
+
+_X_EXPORT void
+XftTextRender16LE (Display	    *dpy,
+		   int		    op,
+		   Picture	    src,
+		   XftFont	    *pub,
+		   Picture	    dst,
+		   int		    srcx,
+		   int		    srcy,
+		   int		    x,
+		   int		    y,
+		   _Xconst FcChar8  *string,
+		   int		    len)
+{
+    FT_UInt	    *glyphs, glyphs_local[NUM_LOCAL];
+    int		    i;
+
+    if (len <= NUM_LOCAL)
+	glyphs = glyphs_local;
+    else
+    {
+	glyphs = malloc (len * sizeof (FT_UInt));
+	if (!glyphs)
+	    return;
+    }
+    for (i = 0; i < len; i++)
+	glyphs[i] = XftCharIndex (dpy, pub, 
+				  string[i*2] | (string[i*2+1]<<8));
+    XftGlyphRender (dpy, op, src, pub, dst, 
+		     srcx, srcy, x, y, glyphs, len);
+    if (glyphs != glyphs_local)
+	free (glyphs);
+}
+
+_X_EXPORT void
+XftTextRender32 (Display	    *dpy,
+		 int		    op,
+		 Picture	    src,
+		 XftFont	    *pub,
+		 Picture	    dst,
+		 int		    srcx,
+		 int		    srcy,
+		 int		    x,
+		 int		    y,
+		 _Xconst FcChar32   *string,
+		 int		    len)
+{
+    FT_UInt	    *glyphs, glyphs_local[NUM_LOCAL];
+    int		    i;
+
+    if (len <= NUM_LOCAL)
+	glyphs = glyphs_local;
+    else
+    {
+	glyphs = malloc (len * sizeof (FT_UInt));
+	if (!glyphs)
+	    return;
+    }
+    for (i = 0; i < len; i++)
+	glyphs[i] = XftCharIndex (dpy, pub, string[i]);
+    XftGlyphRender (dpy, op, src, pub, dst, 
+		     srcx, srcy, x, y, glyphs, len);
+    if (glyphs != glyphs_local)
+	free (glyphs);
+}
+
+_X_EXPORT void
+XftTextRender32BE (Display	    *dpy,
+		   int		    op,
+		   Picture	    src,
+		   XftFont	    *pub,
+		   Picture	    dst,
+		   int		    srcx,
+		   int		    srcy,
+		   int		    x,
+		   int		    y,
+		   _Xconst FcChar8  *string,
+		   int		    len)
+{
+    FT_UInt	    *glyphs, glyphs_local[NUM_LOCAL];
+    int		    i;
+
+    if (len <= NUM_LOCAL)
+	glyphs = glyphs_local;
+    else
+    {
+	glyphs = malloc (len * sizeof (FT_UInt));
+	if (!glyphs)
+	    return;
+    }
+    for (i = 0; i < len; i++)
+	glyphs[i] = XftCharIndex (dpy, pub, 
+				  (string[i*4] << 24) |
+				  (string[i*4+1] << 16) |
+				  (string[i*4+2] << 8) |
+				  (string[i*4+3]));
+    XftGlyphRender (dpy, op, src, pub, dst, 
+		     srcx, srcy, x, y, glyphs, len);
+    if (glyphs != glyphs_local)
+	free (glyphs);
+}
+
+_X_EXPORT void
+XftTextRender32LE (Display	    *dpy,
+		   int		    op,
+		   Picture	    src,
+		   XftFont	    *pub,
+		   Picture	    dst,
+		   int		    srcx,
+		   int		    srcy,
+		   int		    x,
+		   int		    y,
+		   _Xconst FcChar8  *string,
+		   int		    len)
+{
+    FT_UInt	    *glyphs, glyphs_local[NUM_LOCAL];
+    int		    i;
+
+    if (len <= NUM_LOCAL)
+	glyphs = glyphs_local;
+    else
+    {
+	glyphs = malloc (len * sizeof (FT_UInt));
+	if (!glyphs)
+	    return;
+    }
+    for (i = 0; i < len; i++)
+	glyphs[i] = XftCharIndex (dpy, pub, 
+				  (string[i*4]) |
+				  (string[i*4+1] << 8) |
+				  (string[i*4+2] << 16) |
+				  (string[i*4+3] << 24));
+    XftGlyphRender (dpy, op, src, pub, dst, 
+		     srcx, srcy, x, y, glyphs, len);
+    if (glyphs != glyphs_local)
+	free (glyphs);
+}
+
+_X_EXPORT void
+XftTextRenderUtf8 (Display	    *dpy,
+		   int		    op,
+		   Picture	    src,
+		   XftFont	    *pub,
+		   Picture	    dst,
+		   int		    srcx,
+		   int		    srcy,
+		   int		    x,
+		   int		    y,
+		   _Xconst FcChar8  *string,
+		   int		    len)
+{
+    FT_UInt	    *glyphs, *glyphs_new, glyphs_local[NUM_LOCAL];
+    FcChar32	    ucs4;
+    int		    i;
+    int		    l;
+    int		    size;
+
+    i = 0;
+    glyphs = glyphs_local;
+    size = NUM_LOCAL;
+    while (len && (l = FcUtf8ToUcs4 (string, &ucs4, len)) > 0)
+    {
+	if (i == size)
+	{
+	    glyphs_new = malloc (size * 2 * sizeof (FT_UInt));
+	    if (!glyphs_new)
+	    {
+		if (glyphs != glyphs_local)
+		    free (glyphs);
+		return;
+	    }
+	    memcpy (glyphs_new, glyphs, size * sizeof (FT_UInt));
+	    size *= 2;
+	    if (glyphs != glyphs_local)
+		free (glyphs);
+	    glyphs = glyphs_new;
+	}
+	glyphs[i++] = XftCharIndex (dpy, pub, ucs4);
+	string += l;
+	len -= l;
+    }
+    XftGlyphRender (dpy, op, src, pub, dst,
+		     srcx, srcy, x, y, glyphs, i);
+    if (glyphs != glyphs_local)
+	free (glyphs);
+}
+
+_X_EXPORT void
+XftTextRenderUtf16 (Display	    *dpy,
+		    int		    op,
+		    Picture	    src,
+		    XftFont	    *pub,
+		    Picture	    dst,
+		    int		    srcx,
+		    int		    srcy,
+		    int		    x,
+		    int		    y,
+		    _Xconst FcChar8 *string,
+		    FcEndian	    endian,
+		    int		    len)
+{
+    FT_UInt	    *glyphs, *glyphs_new, glyphs_local[NUM_LOCAL];
+    FcChar32	    ucs4;
+    int		    i;
+    int		    l;
+    int		    size;
+
+    i = 0;
+    glyphs = glyphs_local;
+    size = NUM_LOCAL;
+    while (len && (l = FcUtf16ToUcs4 (string, endian, &ucs4, len)) > 0)
+    {
+	if (i == size)
+	{
+	    glyphs_new = malloc (size * 2 * sizeof (FT_UInt));
+	    if (!glyphs_new)
+	    {
+		if (glyphs != glyphs_local)
+		    free (glyphs);
+		return;
+	    }
+	    memcpy (glyphs_new, glyphs, size * sizeof (FT_UInt));
+	    size *= 2;
+	    if (glyphs != glyphs_local)
+		free (glyphs);
+	    glyphs = glyphs_new;
+	}
+	glyphs[i++] = XftCharIndex (dpy, pub, ucs4);
+	string += l;
+	len -= l;
+    }
+    XftGlyphRender (dpy, PictOpOver, src, pub, dst,
+		     srcx, srcy, x, y, glyphs, i);
+    if (glyphs != glyphs_local)
+	free (glyphs);
+}