Sweden-Number/dlls/x11drv/xrender.c

827 lines
22 KiB
C

/*
* Functions to use the XRender extension
*
* Copyright 2001 Huw D M Davies for CodeWeavers
*/
#include "config.h"
#include "winnt.h"
#include "x11drv.h"
#include "bitmap.h"
#include "debugtools.h"
#include "region.h"
#include <string.h>
#include <stdlib.h>
#include "wine/unicode.h"
#include <assert.h>
BOOL X11DRV_XRender_Installed = FALSE;
DEFAULT_DEBUG_CHANNEL(xrender);
#ifdef HAVE_LIBXRENDER
#include "ts_xlib.h"
#include "ts_xrender.h"
static XRenderPictFormat *screen_format; /* format of screen */
static XRenderPictFormat *mono_format; /* format of mono bitmap */
typedef struct
{
LOGFONTW lf;
XFORM xform; /* this is dum as we don't care about offsets */
DWORD hash;
} LFANDSIZE;
#define INITIAL_REALIZED_BUF_SIZE 128
typedef struct
{
LFANDSIZE lfsz;
GlyphSet glyphset;
XRenderPictFormat *font_format;
int nrealized;
BOOL *realized;
UINT count;
INT next;
} gsCacheEntry;
struct tagXRENDERINFO
{
gsCacheEntry *cacheEntry;
Picture pict;
Picture tile_pict;
Pixmap tile_xpm;
COLORREF lastTextColor;
};
static gsCacheEntry *glyphsetCache = NULL;
static DWORD glyphsetCacheSize = 0;
static INT lastfree = -1;
static INT mru = -1;
#define INIT_CACHE_SIZE 10
static int antialias = 1;
/***********************************************************************
* X11DRV_XRender_Init
*
* Let's see if our XServer has the extension available
*
*/
void X11DRV_XRender_Init(void)
{
int error_base, event_base, i;
XRenderPictFormat pf;
if(TSXRenderQueryExtension(gdi_display, &event_base, &error_base)) {
X11DRV_XRender_Installed = TRUE;
TRACE("Xrender is up and running error_base = %d\n", error_base);
screen_format = TSXRenderFindVisualFormat(gdi_display, visual);
pf.type = PictTypeDirect;
pf.depth = 1;
pf.direct.alpha = 0;
pf.direct.alphaMask = 1;
mono_format = TSXRenderFindFormat(gdi_display, PictFormatType |
PictFormatDepth | PictFormatAlpha |
PictFormatAlphaMask, &pf, 0);
glyphsetCache = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
sizeof(*glyphsetCache) * INIT_CACHE_SIZE);
glyphsetCacheSize = INIT_CACHE_SIZE;
lastfree = 0;
for(i = 0; i < INIT_CACHE_SIZE; i++) {
glyphsetCache[i].next = i + 1;
glyphsetCache[i].count = -1;
}
glyphsetCache[i-1].next = -1;
} else {
TRACE("Xrender is not available on this server\n");
}
return;
}
static BOOL fontcmp(LFANDSIZE *p1, LFANDSIZE *p2)
{
if(p1->hash != p2->hash) return TRUE;
if(memcmp(&p1->xform, &p2->xform, sizeof(p1->xform))) return TRUE;
if(memcmp(&p1->lf, &p2->lf, offsetof(LOGFONTW, lfFaceName))) return TRUE;
return strcmpW(p1->lf.lfFaceName, p2->lf.lfFaceName);
}
static void walk_cache(void)
{
int i;
for(i=mru; i >= 0; i = glyphsetCache[i].next)
TRACE("item %d\n", i);
}
static gsCacheEntry *LookupEntry(LFANDSIZE *plfsz)
{
int i, prev_i = -1;
for(i = mru; i >= 0; i = glyphsetCache[i].next) {
TRACE("%d\n", i);
if(glyphsetCache[i].count == -1) { /* reached free list so stop */
i = -1;
break;
}
if(!fontcmp(&glyphsetCache[i].lfsz, plfsz)) {
glyphsetCache[i].count++;
if(prev_i >= 0) {
glyphsetCache[prev_i].next = glyphsetCache[i].next;
glyphsetCache[i].next = mru;
mru = i;
}
TRACE("found font in cache %d\n", i);
return glyphsetCache + i;
}
prev_i = i;
}
TRACE("font not in cache\n");
return NULL;
}
static gsCacheEntry *AllocEntry(void)
{
int best = -1, prev_best = -1, i, prev_i = -1;
if(lastfree >= 0) {
assert(glyphsetCache[lastfree].count == -1);
glyphsetCache[lastfree].count = 1;
best = lastfree;
lastfree = glyphsetCache[lastfree].next;
assert(best != mru);
glyphsetCache[best].next = mru;
mru = best;
TRACE("empty space at %d, next lastfree = %d\n", mru, lastfree);
return glyphsetCache + mru;
}
for(i = mru; i >= 0; i = glyphsetCache[i].next) {
if(glyphsetCache[i].count == 0) {
best = i;
prev_best = prev_i;
}
prev_i = i;
}
if(best >= 0) {
TRACE("freeing unused glyphset at cache %d\n", best);
TSXRenderFreeGlyphSet(gdi_display, glyphsetCache[best].glyphset);
glyphsetCache[best].glyphset = 0;
if(glyphsetCache[best].nrealized) { /* do we really want to do this? */
HeapFree(GetProcessHeap(), 0, glyphsetCache[best].realized);
glyphsetCache[best].realized = NULL;
glyphsetCache[best].nrealized = 0;
}
glyphsetCache[best].count = 1;
if(prev_best >= 0) {
glyphsetCache[prev_best].next = glyphsetCache[best].next;
glyphsetCache[best].next = mru;
mru = best;
} else {
assert(mru == best);
}
return glyphsetCache + mru;
}
TRACE("Growing cache\n");
glyphsetCache = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
glyphsetCache,
(glyphsetCacheSize + INIT_CACHE_SIZE)
* sizeof(*glyphsetCache));
for(best = i = glyphsetCacheSize; i < glyphsetCacheSize + INIT_CACHE_SIZE;
i++) {
glyphsetCache[i].next = i + 1;
glyphsetCache[i].count = -1;
}
glyphsetCache[i-1].next = -1;
glyphsetCacheSize += INIT_CACHE_SIZE;
lastfree = glyphsetCache[best].next;
glyphsetCache[best].count = 1;
glyphsetCache[best].next = mru;
mru = best;
TRACE("new free cache slot at %d\n", mru);
return glyphsetCache + mru;
}
static gsCacheEntry *GetCacheEntry(LFANDSIZE *plfsz)
{
XRenderPictFormat pf;
gsCacheEntry *ret;
if((ret = LookupEntry(plfsz)) != NULL) return ret;
ret = AllocEntry();
ret->lfsz = *plfsz;
assert(ret->nrealized == 0);
if(antialias && abs(plfsz->lf.lfHeight) > 16) {
pf.depth = 8;
pf.direct.alphaMask = 0xff;
} else {
pf.depth = 1;
pf.direct.alphaMask = 1;
}
pf.type = PictTypeDirect;
pf.direct.alpha = 0;
ret->font_format = TSXRenderFindFormat(gdi_display,
PictFormatType |
PictFormatDepth |
PictFormatAlpha |
PictFormatAlphaMask,
&pf, 0);
ret->glyphset = TSXRenderCreateGlyphSet(gdi_display, ret->font_format);
return ret;
}
static void dec_ref_cache(gsCacheEntry *entry)
{
TRACE("dec'ing entry %d to %d\n", entry - glyphsetCache, entry->count - 1);
assert(entry->count > 0);
entry->count--;
}
static void lfsz_calc_hash(LFANDSIZE *plfsz)
{
DWORD hash = 0, *ptr;
int i;
for(ptr = (DWORD*)&plfsz->xform; ptr < (DWORD*)(&plfsz->xform + 1); ptr++)
hash ^= *ptr;
for(i = 0, ptr = (DWORD*)&plfsz->lf; i < 7; i++, ptr++)
hash ^= *ptr;
for(i = 0, ptr = (DWORD*)&plfsz->lf.lfFaceName; i < LF_FACESIZE/2; i++, ptr++) {
WCHAR *pwc = (WCHAR *)ptr;
if(!*pwc) break;
hash ^= *ptr;
pwc++;
if(!*pwc) break;
}
plfsz->hash = hash;
return;
}
/***********************************************************************
* X11DRV_XRender_Finalize
*/
void X11DRV_XRender_Finalize(void)
{
FIXME("Free cached glyphsets\n");
return;
}
/***********************************************************************
* X11DRV_XRender_SelectFont
*/
BOOL X11DRV_XRender_SelectFont(DC *dc, HFONT hfont)
{
X11DRV_PDEVICE *physDev = (X11DRV_PDEVICE *)dc->physDev;
LFANDSIZE lfsz;
GetObjectW(hfont, sizeof(lfsz.lf), &lfsz.lf);
TRACE("h=%ld w=%ld weight=%ld it=%d charset=%d name=%s\n",
lfsz.lf.lfHeight, lfsz.lf.lfWidth, lfsz.lf.lfWeight,
lfsz.lf.lfItalic, lfsz.lf.lfCharSet, debugstr_w(lfsz.lf.lfFaceName));
lfsz.xform = dc->xformWorld2Vport;
lfsz_calc_hash(&lfsz);
if(!physDev->xrender)
physDev->xrender = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
sizeof(*physDev->xrender));
else if(physDev->xrender->cacheEntry)
dec_ref_cache(physDev->xrender->cacheEntry);
physDev->xrender->cacheEntry = GetCacheEntry(&lfsz);
return 0;
}
/***********************************************************************
* X11DRV_XRender_DeleteDC
*/
void X11DRV_XRender_DeleteDC(DC *dc)
{
X11DRV_PDEVICE *physDev = (X11DRV_PDEVICE *)dc->physDev;
if(physDev->xrender->tile_pict)
TSXRenderFreePicture(gdi_display, physDev->xrender->tile_pict);
if(physDev->xrender->tile_xpm)
TSXFreePixmap(gdi_display, physDev->xrender->tile_xpm);
if(physDev->xrender->pict) {
TRACE("freeing pict = %lx dc = %p\n", physDev->xrender->pict, dc);
TSXRenderFreePicture(gdi_display, physDev->xrender->pict);
}
if(physDev->xrender->cacheEntry)
dec_ref_cache(physDev->xrender->cacheEntry);
HeapFree(GetProcessHeap(), 0, physDev->xrender);
physDev->xrender = NULL;
return;
}
/***********************************************************************
* X11DRV_XRender_UpdateDrawable
*
* This gets called from X11DRV_SetDrawable and deletes the pict when the
* drawable changes. However at the moment we delete the pict at the end of
* every ExtTextOut so this is basically a NOP.
*/
void X11DRV_XRender_UpdateDrawable(DC *dc)
{
X11DRV_PDEVICE *physDev = (X11DRV_PDEVICE *)dc->physDev;
if(physDev->xrender->pict) {
TRACE("freeing pict %08lx from dc %p\n", physDev->xrender->pict, dc);
TSXRenderFreePicture(gdi_display, physDev->xrender->pict);
}
physDev->xrender->pict = 0;
return;
}
static BOOL UploadGlyph(DC *dc, WCHAR glyph)
{
X11DRV_PDEVICE *physDev = (X11DRV_PDEVICE *)dc->physDev;
int buflen;
char *buf;
Glyph gid;
GLYPHMETRICS gm;
XGlyphInfo gi;
gsCacheEntry *entry = physDev->xrender->cacheEntry;
UINT ggo_format;
BOOL aa;
if(entry->nrealized <= glyph) {
entry->nrealized = (glyph / 128 + 1) * 128;
entry->realized = HeapReAlloc(GetProcessHeap(),
HEAP_ZERO_MEMORY,
entry->realized,
entry->nrealized * sizeof(BOOL));
}
entry->realized[glyph] = TRUE;
if(entry->font_format->depth == 8) {
aa = TRUE;
ggo_format = WINE_GGO_GRAY16_BITMAP;
} else {
aa = FALSE;
ggo_format = GGO_BITMAP;
}
buflen = GetGlyphOutlineW(dc->hSelf, glyph, ggo_format, &gm, 0, NULL,
NULL);
if(buflen == GDI_ERROR)
return FALSE;
buf = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, buflen);
GetGlyphOutlineW(dc->hSelf, glyph, ggo_format, &gm, buflen, buf, NULL);
TRACE("buflen = %d. Got metrics: %dx%d adv=%d,%d origin=%ld,%ld\n",
buflen,
gm.gmBlackBoxX, gm.gmBlackBoxY, gm.gmCellIncX, gm.gmCellIncY,
gm.gmptGlyphOrigin.x, gm.gmptGlyphOrigin.y);
gi.width = gm.gmBlackBoxX;
gi.height = gm.gmBlackBoxY;
gi.x = -gm.gmptGlyphOrigin.x;
gi.y = gm.gmptGlyphOrigin.y;
gi.xOff = gm.gmCellIncX;
gi.yOff = gm.gmCellIncY;
if(TRACE_ON(xrender)) {
int pitch, i, j;
char output[300];
unsigned char *line;
if(!aa) {
pitch = ((gi.width + 31) / 32) * 4;
for(i = 0; i < gi.height; i++) {
line = buf + i * pitch;
output[0] = '\0';
for(j = 0; j < pitch * 8; j++) {
strcat(output, (line[j / 8] & (1 << (7 - (j % 8)))) ? "#" : " ");
}
strcat(output, "\n");
TRACE(output);
}
} else {
char blks[] = " .:;!o*#";
char str[2];
str[1] = '\0';
pitch = ((gi.width + 3) / 4) * 4;
for(i = 0; i < gi.height; i++) {
line = buf + i * pitch;
output[0] = '\0';
for(j = 0; j < pitch; j++) {
str[0] = blks[line[j] >> 5];
strcat(output, str);
}
strcat(output, "\n");
TRACE(output);
}
}
}
if(!aa && BitmapBitOrder(gdi_display) != MSBFirst) {
unsigned char *byte = buf, c;
int i = buflen;
while(i--) {
c = *byte;
/* magic to flip bit order */
c = ((c << 1) & 0xaa) | ((c >> 1) & 0x55);
c = ((c << 2) & 0xcc) | ((c >> 2) & 0x33);
c = ((c << 4) & 0xf0) | ((c >> 4) & 0x0f);
*byte++ = c;
}
}
gid = glyph;
TSXRenderAddGlyphs(gdi_display, entry->glyphset, &gid, &gi, 1,
buf, buflen);
HeapFree(GetProcessHeap(), 0, buf);
return TRUE;
}
/***********************************************************************
* X11DRV_XRender_ExtTextOut
*/
BOOL X11DRV_XRender_ExtTextOut( DC *dc, INT x, INT y, UINT flags,
const RECT *lprect, LPCWSTR wstr, UINT count,
const INT *lpDx )
{
XRenderColor col;
int idx;
TEXTMETRICW tm;
X11DRV_PDEVICE *physDev = (X11DRV_PDEVICE *)dc->physDev;
RGNOBJ *obj;
XRectangle *pXrect;
SIZE sz;
RECT rc;
BOOL done_extents = FALSE;
INT width, xwidth, ywidth;
double cosEsc, sinEsc;
XGCValues xgcval;
LOGFONTW lf;
int render_op = PictOpOver;
TRACE("%04x, %d, %d, %08x, %p, %s, %d, %p)\n", dc->hSelf, x, y, flags,
lprect, debugstr_wn(wstr, count), count, lpDx);
if(lprect)
TRACE("rect: %d,%d - %d,%d\n", lprect->left, lprect->top, lprect->right,
lprect->bottom);
TRACE("align = %x bkmode = %x mapmode = %x\n", dc->textAlign,
dc->backgroundMode,
dc->MapMode);
if(dc->textAlign & TA_UPDATECP) {
x = dc->CursPosX;
y = dc->CursPosY;
}
GetObjectW(GetCurrentObject(dc->hSelf, OBJ_FONT), sizeof(lf), &lf);
if(lf.lfEscapement != 0) {
cosEsc = cos(lf.lfEscapement * M_PI / 1800);
sinEsc = sin(lf.lfEscapement * M_PI / 1800);
} else {
cosEsc = 1;
sinEsc = 0;
}
if(flags & (ETO_CLIPPED | ETO_OPAQUE)) {
if(!lprect) {
if(flags & ETO_CLIPPED) return FALSE;
GetTextExtentPointW(dc->hSelf, wstr, count, &sz);
done_extents = TRUE;
rc.left = x;
rc.top = y;
rc.right = x + sz.cx;
rc.bottom = y + sz.cy;
} else {
rc = *lprect;
}
rc.left = INTERNAL_XWPTODP(dc, rc.left, rc.top);
rc.top = INTERNAL_YWPTODP(dc, rc.left, rc.top);
rc.right = INTERNAL_XWPTODP(dc, rc.right, rc.bottom);
rc.bottom = INTERNAL_YWPTODP(dc, rc.right, rc.bottom);
if(rc.left > rc.right) {INT tmp = rc.left; rc.left = rc.right; rc.right = tmp;}
if(rc.top > rc.bottom) {INT tmp = rc.top; rc.top = rc.bottom; rc.bottom = tmp;}
}
xgcval.function = GXcopy;
xgcval.background = physDev->backgroundPixel;
xgcval.fill_style = FillSolid;
TSXChangeGC( gdi_display, physDev->gc,
GCFunction | GCBackground | GCFillStyle, &xgcval );
X11DRV_LockDIBSection( dc, DIB_Status_GdiMod, FALSE );
if(flags & ETO_OPAQUE) {
TSXSetForeground( gdi_display, physDev->gc, physDev->backgroundPixel );
TSXFillRectangle( gdi_display, physDev->drawable, physDev->gc,
dc->DCOrgX + rc.left, dc->DCOrgY + rc.top,
rc.right - rc.left, rc.bottom - rc.top );
}
if(count == 0) {
X11DRV_UnlockDIBSection( dc, TRUE );
return TRUE;
}
x = INTERNAL_XWPTODP( dc, x, y );
y = INTERNAL_YWPTODP( dc, x, y );
TRACE("real x,y %d,%d\n", x, y);
if(lpDx) {
width = 0;
for(idx = 0; idx < count; idx++)
width += lpDx[idx];
} else {
if(!done_extents) {
GetTextExtentPointW(dc->hSelf, wstr, count, &sz);
done_extents = TRUE;
}
width = sz.cx;
}
width = INTERNAL_XWSTODS(dc, width);
xwidth = width * cosEsc;
ywidth = width * sinEsc;
GetTextMetricsW(dc->hSelf, &tm);
switch( dc->textAlign & (TA_LEFT | TA_RIGHT | TA_CENTER) ) {
case TA_LEFT:
if (dc->textAlign & TA_UPDATECP) {
dc->CursPosX = INTERNAL_XDPTOWP( dc, x + xwidth, y - ywidth );
dc->CursPosY = INTERNAL_YDPTOWP( dc, x + xwidth, y - ywidth );
}
break;
case TA_CENTER:
x -= xwidth / 2;
y += ywidth / 2;
break;
case TA_RIGHT:
x -= xwidth;
y += ywidth;
if (dc->textAlign & TA_UPDATECP) {
dc->CursPosX = INTERNAL_XDPTOWP( dc, x + xwidth, y - ywidth );
dc->CursPosY = INTERNAL_YDPTOWP( dc, x + xwidth, y - ywidth );
}
break;
}
switch( dc->textAlign & (TA_TOP | TA_BOTTOM | TA_BASELINE) ) {
case TA_TOP:
y += tm.tmAscent * cosEsc;
x += tm.tmAscent * sinEsc;
break;
case TA_BOTTOM:
y -= tm.tmDescent * cosEsc;
x -= tm.tmDescent * sinEsc;
break;
case TA_BASELINE:
break;
}
if (flags & ETO_CLIPPED)
{
SaveVisRgn16( dc->hSelf );
CLIPPING_IntersectVisRect( dc, rc.left, rc.top, rc.right,
rc.bottom, FALSE );
}
if(!physDev->xrender->pict) {
XRenderPictureAttributes pa;
pa.subwindow_mode = IncludeInferiors;
physDev->xrender->pict =
TSXRenderCreatePicture(gdi_display,
physDev->drawable,
(dc->bitsPerPixel == 1) ?
mono_format : screen_format,
CPSubwindowMode, &pa);
TRACE("allocing pict = %lx dc = %p drawable = %08lx\n", physDev->xrender->pict, dc, physDev->drawable);
} else {
TRACE("using existing pict = %lx dc = %p\n", physDev->xrender->pict, dc);
}
obj = (RGNOBJ *) GDI_GetObjPtr(dc->hGCClipRgn, REGION_MAGIC);
if (!obj)
{
ERR("Rgn is 0. Please report this.\n");
return FALSE;
}
if (obj->rgn->numRects > 0)
{
XRectangle *pXr;
RECT *pRect = obj->rgn->rects;
RECT *pEndRect = obj->rgn->rects + obj->rgn->numRects;
pXrect = HeapAlloc( GetProcessHeap(), 0,
sizeof(*pXrect) * obj->rgn->numRects );
if(!pXrect)
{
WARN("Can't alloc buffer\n");
GDI_ReleaseObj( dc->hGCClipRgn );
return FALSE;
}
for(pXr = pXrect; pRect < pEndRect; pRect++, pXr++)
{
pXr->x = pRect->left;
pXr->y = pRect->top;
pXr->width = pRect->right - pRect->left;
pXr->height = pRect->bottom - pRect->top;
TRACE("Adding clip rect %d,%d - %d,%d\n", pRect->left, pRect->top,
pRect->right, pRect->bottom);
}
}
else {
TRACE("no clip rgn\n");
pXrect = NULL;
}
TSXRenderSetPictureClipRectangles( gdi_display, physDev->xrender->pict,
0, 0, pXrect, obj->rgn->numRects );
if(pXrect)
HeapFree( GetProcessHeap(), 0, pXrect );
GDI_ReleaseObj( dc->hGCClipRgn );
if(dc->backgroundMode != TRANSPARENT) {
if(!((flags & ETO_CLIPPED) && (flags & ETO_OPAQUE))) {
if(!(flags & ETO_OPAQUE) || x < rc.left || x + width >= rc.right ||
y - tm.tmAscent < rc.top || y + tm.tmDescent >= rc.bottom) {
TSXSetForeground( gdi_display, physDev->gc, physDev->backgroundPixel );
TSXFillRectangle( gdi_display, physDev->drawable, physDev->gc,
dc->DCOrgX + x, dc->DCOrgY + y - tm.tmAscent,
width, tm.tmAscent + tm.tmDescent );
}
}
}
/* Create a 1x1 pixmap to tile over the font mask */
if(!physDev->xrender->tile_xpm) {
XRenderPictureAttributes pa;
XRenderPictFormat *format = (dc->bitsPerPixel == 1) ? mono_format : screen_format;
physDev->xrender->tile_xpm = TSXCreatePixmap(gdi_display,
physDev->drawable,
1, 1,
format->depth);
pa.repeat = True;
physDev->xrender->tile_pict = TSXRenderCreatePicture(gdi_display,
physDev->xrender->tile_xpm,
format,
CPRepeat, &pa);
TRACE("Created pixmap of depth %d\n", format->depth);
/* init lastTextColor to something different from dc->textColor */
physDev->xrender->lastTextColor = ~dc->textColor;
}
if(dc->textColor != physDev->xrender->lastTextColor) {
if(dc->bitsPerPixel != 1) {
/* Map 0 -- 0xff onto 0 -- 0xffff */
col.red = GetRValue(dc->textColor);
col.red |= col.red << 8;
col.green = GetGValue(dc->textColor);
col.green |= col.green << 8;
col.blue = GetBValue(dc->textColor);
col.blue |= col.blue << 8;
col.alpha = 0x0;
} else { /* for a 1bpp bitmap we always need a 1 in the tile */
col.red = col.green = col.blue = 0;
col.alpha = 0xffff;
}
TSXRenderFillRectangle(gdi_display, PictOpSrc,
physDev->xrender->tile_pict,
&col, 0, 0, 1, 1);
physDev->xrender->lastTextColor = dc->textColor;
}
/* FIXME the mapping of Text/BkColor onto 1 or 0 needs investigation.
*/
if((dc->bitsPerPixel == 1) && ((dc->textColor & 0xffffff) == 0))
render_op = PictOpOutReverse; /* This gives us 'black' text */
for(idx = 0; idx < count; idx++) {
if(wstr[idx] >= physDev->xrender->cacheEntry->nrealized ||
physDev->xrender->cacheEntry->realized[wstr[idx]] == FALSE) {
UploadGlyph(dc, wstr[idx]);
}
}
TRACE("Writing %s at %d,%d\n", debugstr_wn(wstr,count), dc->DCOrgX + x,
dc->DCOrgY + y);
if(!lpDx)
TSXRenderCompositeString16(gdi_display, render_op,
physDev->xrender->tile_pict,
physDev->xrender->pict,
physDev->xrender->cacheEntry->font_format,
physDev->xrender->cacheEntry->glyphset,
0, 0, dc->DCOrgX + x, dc->DCOrgY + y, wstr,
count);
else {
INT offset = 0, xoff = 0, yoff = 0;
for(idx = 0; idx < count; idx++) {
TSXRenderCompositeString16(gdi_display, render_op,
physDev->xrender->tile_pict,
physDev->xrender->pict,
physDev->xrender->cacheEntry->font_format,
physDev->xrender->cacheEntry->glyphset,
0, 0, dc->DCOrgX + x + xoff,
dc->DCOrgY + y + yoff,
wstr + idx, 1);
offset += INTERNAL_XWSTODS(dc, lpDx[idx]);
xoff = offset * cosEsc;
yoff = offset * sinEsc;
}
}
if(physDev->xrender->pict) {
TSXRenderFreePicture(gdi_display, physDev->xrender->pict);
}
physDev->xrender->pict = 0;
if (flags & ETO_CLIPPED)
RestoreVisRgn16( dc->hSelf );
X11DRV_UnlockDIBSection( dc, TRUE );
return TRUE;
}
#else /* #ifdef HAVE_LIBXRENDER */
void X11DRV_XRender_Init(void)
{
TRACE("XRender support not compiled in.\n");
return;
}
void X11DRV_XRender_Finalize(void)
{
assert(0);
return;
}
BOOL X11DRV_XRender_SelectFont(DC *dc, HFONT hfont)
{
assert(0);
return FALSE;
}
void X11DRV_XRender_DeleteDC(DC *dc)
{
assert(0);
return;
}
BOOL X11DRV_XRender_ExtTextOut( DC *dc, INT x, INT y, UINT flags,
const RECT *lprect, LPCWSTR wstr, UINT count,
const INT *lpDx )
{
assert(0);
return FALSE;
}
void X11DRV_XRender_UpdateDrawable(DC *dc)
{
assert(0);
return;
}
#endif