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Release 20050930.
[wine/gsoc-2012-control.git] / dlls / x11drv / xrender.c
blobe4da6b66e92a78aea237ff3b51148f62ae1ebc0b
1 /*
2 * Functions to use the XRender extension
3 *
4 * Copyright 2001, 2002 Huw D M Davies for CodeWeavers
5 *
6 * Some parts also:
7 * Copyright 2000 Keith Packard, member of The XFree86 Project, Inc.
8 *
9 * This library is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU Lesser General Public
11 * License as published by the Free Software Foundation; either
12 * version 2.1 of the License, or (at your option) any later version.
13 *
14 * This library is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * Lesser General Public License for more details.
18 *
19 * You should have received a copy of the GNU Lesser General Public
20 * License along with this library; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 */
23 #include "config.h"
24 #include "wine/port.h"
25
26 #include <assert.h>
27 #include <stdarg.h>
28 #include <string.h>
29 #include <stdlib.h>
30
31 #include "windef.h"
32 #include "winbase.h"
33 #include "wownt32.h"
34 #include "x11drv.h"
35 #include "gdi.h"
36 #include "winternl.h"
37 #include "wine/library.h"
38 #include "wine/unicode.h"
39 #include "wine/debug.h"
40
41 static BOOL X11DRV_XRender_Installed = FALSE;
42 int using_client_side_fonts = FALSE;
43
44 WINE_DEFAULT_DEBUG_CHANNEL(xrender);
45
46 #ifdef HAVE_X11_EXTENSIONS_XRENDER_H
47
48 #include <X11/Xlib.h>
49 #include <X11/extensions/Xrender.h>
50
51 static XRenderPictFormat *screen_format; /* format of screen */
52 static XRenderPictFormat *mono_format; /* format of mono bitmap */
53
54 typedef struct
55 {
56 LOGFONTW lf;
57 SIZE devsize; /* size in device coords */
58 DWORD hash;
59 } LFANDSIZE;
60
61 #define INITIAL_REALIZED_BUF_SIZE 128
62
63 typedef enum { AA_None = 0, AA_Grey, AA_RGB, AA_BGR, AA_VRGB, AA_VBGR, AA_MAXVALUE } AA_Type;
64
65 typedef struct
66 {
67 GlyphSet glyphset;
68 XRenderPictFormat *font_format;
69 int nrealized;
70 BOOL *realized;
71 void **bitmaps;
72 XGlyphInfo *gis;
73 } gsCacheEntryFormat;
74
75 typedef struct
76 {
77 LFANDSIZE lfsz;
78 AA_Type aa_default;
79 gsCacheEntryFormat * format[AA_MAXVALUE];
80 INT count;
81 INT next;
82 } gsCacheEntry;
83
84 struct tagXRENDERINFO
85 {
86 int cache_index;
87 Picture pict;
88 Picture tile_pict;
89 Pixmap tile_xpm;
90 COLORREF lastTextColor;
91 };
92
93
94 static gsCacheEntry *glyphsetCache = NULL;
95 static DWORD glyphsetCacheSize = 0;
96 static INT lastfree = -1;
97 static INT mru = -1;
98
99 #define INIT_CACHE_SIZE 10
100
101 static int antialias = 1;
102
103 /* some default values just in case */
104 #ifndef SONAME_LIBX11
105 #define SONAME_LIBX11 "libX11.so"
106 #endif
107 #ifndef SONAME_LIBXEXT
108 #define SONAME_LIBXEXT "libXext.so"
109 #endif
110 #ifndef SONAME_LIBXRENDER
111 #define SONAME_LIBXRENDER "libXrender.so"
112 #endif
113
114 static void *xrender_handle;
115
116 #define MAKE_FUNCPTR(f) static typeof(f) * p##f;
117 MAKE_FUNCPTR(XRenderAddGlyphs)
118 MAKE_FUNCPTR(XRenderComposite)
119 MAKE_FUNCPTR(XRenderCompositeString8)
120 MAKE_FUNCPTR(XRenderCompositeString16)
121 MAKE_FUNCPTR(XRenderCompositeString32)
122 MAKE_FUNCPTR(XRenderCreateGlyphSet)
123 MAKE_FUNCPTR(XRenderCreatePicture)
124 MAKE_FUNCPTR(XRenderFillRectangle)
125 MAKE_FUNCPTR(XRenderFindFormat)
126 MAKE_FUNCPTR(XRenderFindVisualFormat)
127 MAKE_FUNCPTR(XRenderFreeGlyphSet)
128 MAKE_FUNCPTR(XRenderFreePicture)
129 MAKE_FUNCPTR(XRenderSetPictureClipRectangles)
130 #ifdef HAVE_XRENDERSETPICTURETRANSFORM
131 MAKE_FUNCPTR(XRenderSetPictureTransform)
132 #endif
133 MAKE_FUNCPTR(XRenderQueryExtension)
134 #undef MAKE_FUNCPTR
135
136 static CRITICAL_SECTION xrender_cs;
137 static CRITICAL_SECTION_DEBUG critsect_debug =
138 {
139 0, 0, &xrender_cs,
140 { &critsect_debug.ProcessLocksList, &critsect_debug.ProcessLocksList },
141 0, 0, { (DWORD_PTR)(__FILE__ ": xrender_cs") }
142 };
143 static CRITICAL_SECTION xrender_cs = { &critsect_debug, -1, 0, 0, 0, 0 };
144
145 #define MS_MAKE_TAG( _x1, _x2, _x3, _x4 ) \
146 ( ( (ULONG)_x4 << 24 ) | \
147 ( (ULONG)_x3 << 16 ) | \
148 ( (ULONG)_x2 << 8 ) | \
149 (ULONG)_x1 )
150
151 #define MS_GASP_TAG MS_MAKE_TAG('g', 'a', 's', 'p')
152
153 #define GASP_GRIDFIT 0x01
154 #define GASP_DOGRAY 0x02
155
156 #ifdef WORDS_BIGENDIAN
157 #define get_be_word(x) (x)
158 #else
159 #define get_be_word(x) RtlUshortByteSwap(x)
160 #endif
161
162 /***********************************************************************
163 * X11DRV_XRender_Init
164 *
165 * Let's see if our XServer has the extension available
166 *
167 */
168 void X11DRV_XRender_Init(void)
169 {
170 int error_base, event_base, i;
171 XRenderPictFormat pf;
172
173 if (client_side_with_render &&
174 wine_dlopen(SONAME_LIBX11, RTLD_NOW|RTLD_GLOBAL, NULL, 0) &&
175 wine_dlopen(SONAME_LIBXEXT, RTLD_NOW|RTLD_GLOBAL, NULL, 0) &&
176 (xrender_handle = wine_dlopen(SONAME_LIBXRENDER, RTLD_NOW, NULL, 0)))
177 {
178
179 #define LOAD_FUNCPTR(f) if((p##f = wine_dlsym(xrender_handle, #f, NULL, 0)) == NULL) goto sym_not_found;
180 LOAD_FUNCPTR(XRenderAddGlyphs)
181 LOAD_FUNCPTR(XRenderComposite)
182 LOAD_FUNCPTR(XRenderCompositeString8)
183 LOAD_FUNCPTR(XRenderCompositeString16)
184 LOAD_FUNCPTR(XRenderCompositeString32)
185 LOAD_FUNCPTR(XRenderCreateGlyphSet)
186 LOAD_FUNCPTR(XRenderCreatePicture)
187 LOAD_FUNCPTR(XRenderFillRectangle)
188 LOAD_FUNCPTR(XRenderFindFormat)
189 LOAD_FUNCPTR(XRenderFindVisualFormat)
190 LOAD_FUNCPTR(XRenderFreeGlyphSet)
191 LOAD_FUNCPTR(XRenderFreePicture)
192 LOAD_FUNCPTR(XRenderSetPictureClipRectangles)
193 LOAD_FUNCPTR(XRenderQueryExtension)
194 #undef LOAD_FUNCPTR
195 #ifdef HAVE_XRENDERSETPICTURETRANSFORM
196 #define LOAD_OPTIONAL_FUNCPTR(f) p##f = wine_dlsym(xrender_handle, #f, NULL, 0);
197 LOAD_OPTIONAL_FUNCPTR(XRenderSetPictureTransform)
198 #undef LOAD_OPTIONAL_FUNCPTR
199 #endif
200
201
202 wine_tsx11_lock();
203 if(pXRenderQueryExtension(gdi_display, &event_base, &error_base)) {
204 X11DRV_XRender_Installed = TRUE;
205 TRACE("Xrender is up and running error_base = %d\n", error_base);
206 screen_format = pXRenderFindVisualFormat(gdi_display, visual);
207 if(!screen_format)
208 {
209 /* Xrender doesn't like DirectColor visuals, try to find a TrueColor one instead */
210 if (visual->class == DirectColor)
211 {
212 XVisualInfo info;
213 if (XMatchVisualInfo( gdi_display, DefaultScreen(gdi_display),
214 screen_depth, TrueColor, &info ))
215 {
216 screen_format = pXRenderFindVisualFormat(gdi_display, info.visual);
217 if (screen_format) visual = info.visual;
218 }
219 }
220 }
221 if(!screen_format) /* This fails in buggy versions of libXrender.so */
222 {
223 wine_tsx11_unlock();
224 WINE_MESSAGE(
225 "Wine has detected that you probably have a buggy version\n"
226 "of libXrender.so . Because of this client side font rendering\n"
227 "will be disabled. Please upgrade this library.\n");
228 X11DRV_XRender_Installed = FALSE;
229 return;
230 }
231 pf.type = PictTypeDirect;
232 pf.depth = 1;
233 pf.direct.alpha = 0;
234 pf.direct.alphaMask = 1;
235 mono_format = pXRenderFindFormat(gdi_display, PictFormatType |
236 PictFormatDepth | PictFormatAlpha |
237 PictFormatAlphaMask, &pf, 0);
238 if(!mono_format) {
239 ERR("mono_format == NULL?\n");
240 X11DRV_XRender_Installed = FALSE;
241 }
242 }
243 wine_tsx11_unlock();
244 }
245
246 sym_not_found:
247 if(X11DRV_XRender_Installed || client_side_with_core)
248 {
249 glyphsetCache = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
250 sizeof(*glyphsetCache) * INIT_CACHE_SIZE);
251
252 glyphsetCacheSize = INIT_CACHE_SIZE;
253 lastfree = 0;
254 for(i = 0; i < INIT_CACHE_SIZE; i++) {
255 glyphsetCache[i].next = i + 1;
256 glyphsetCache[i].count = -1;
257 }
258 glyphsetCache[i-1].next = -1;
259 using_client_side_fonts = 1;
260
261 if(!X11DRV_XRender_Installed) {
262 TRACE("Xrender is not available on your XServer, client side rendering with the core protocol instead.\n");
263 if(screen_depth <= 8 || !client_side_antialias_with_core)
264 antialias = 0;
265 } else {
266 if(screen_depth <= 8 || !client_side_antialias_with_render)
267 antialias = 0;
268 }
269 }
270 else TRACE("Using X11 core fonts\n");
271 }
272
273 static BOOL fontcmp(LFANDSIZE *p1, LFANDSIZE *p2)
274 {
275 if(p1->hash != p2->hash) return TRUE;
276 if(memcmp(&p1->devsize, &p2->devsize, sizeof(p1->devsize))) return TRUE;
277 if(memcmp(&p1->lf, &p2->lf, offsetof(LOGFONTW, lfFaceName))) return TRUE;
278 return strcmpW(p1->lf.lfFaceName, p2->lf.lfFaceName);
279 }
280
281 #if 0
282 static void walk_cache(void)
283 {
284 int i;
285
286 EnterCriticalSection(&xrender_cs);
287 for(i=mru; i >= 0; i = glyphsetCache[i].next)
288 TRACE("item %d\n", i);
289 LeaveCriticalSection(&xrender_cs);
290 }
291 #endif
292
293 static int LookupEntry(LFANDSIZE *plfsz)
294 {
295 int i, prev_i = -1;
296
297 for(i = mru; i >= 0; i = glyphsetCache[i].next) {
298 TRACE("%d\n", i);
299 if(glyphsetCache[i].count == -1) { /* reached free list so stop */
300 i = -1;
301 break;
302 }
303
304 if(!fontcmp(&glyphsetCache[i].lfsz, plfsz)) {
305 glyphsetCache[i].count++;
306 if(prev_i >= 0) {
307 glyphsetCache[prev_i].next = glyphsetCache[i].next;
308 glyphsetCache[i].next = mru;
309 mru = i;
310 }
311 TRACE("found font in cache %d\n", i);
312 return i;
313 }
314 prev_i = i;
315 }
316 TRACE("font not in cache\n");
317 return -1;
318 }
319
320 static void FreeEntry(int entry)
321 {
322 int i, format;
323
324 for(format = 0; format < AA_MAXVALUE; format++) {
325 gsCacheEntryFormat * formatEntry;
326
327 if( !glyphsetCache[entry].format[format] )
328 continue;
329
330 formatEntry = glyphsetCache[entry].format[format];
331
332 if(formatEntry->glyphset) {
333 wine_tsx11_lock();
334 pXRenderFreeGlyphSet(gdi_display, formatEntry->glyphset);
335 wine_tsx11_unlock();
336 formatEntry->glyphset = 0;
337 }
338 if(formatEntry->nrealized) {
339 HeapFree(GetProcessHeap(), 0, formatEntry->realized);
340 formatEntry->realized = NULL;
341 if(formatEntry->bitmaps) {
342 for(i = 0; i < formatEntry->nrealized; i++)
343 if(formatEntry->bitmaps[i])
344 HeapFree(GetProcessHeap(), 0, formatEntry->bitmaps[i]);
345 HeapFree(GetProcessHeap(), 0, formatEntry->bitmaps);
346 formatEntry->bitmaps = NULL;
347 HeapFree(GetProcessHeap(), 0, formatEntry->gis);
348 formatEntry->gis = NULL;
349 }
350 formatEntry->nrealized = 0;
351 }
352
353 HeapFree(GetProcessHeap(), 0, formatEntry);
354 glyphsetCache[entry].format[format] = NULL;
355 }
356 }
357
358 static int AllocEntry(void)
359 {
360 int best = -1, prev_best = -1, i, prev_i = -1;
361
362 if(lastfree >= 0) {
363 assert(glyphsetCache[lastfree].count == -1);
364 glyphsetCache[lastfree].count = 1;
365 best = lastfree;
366 lastfree = glyphsetCache[lastfree].next;
367 assert(best != mru);
368 glyphsetCache[best].next = mru;
369 mru = best;
370
371 TRACE("empty space at %d, next lastfree = %d\n", mru, lastfree);
372 return mru;
373 }
374
375 for(i = mru; i >= 0; i = glyphsetCache[i].next) {
376 if(glyphsetCache[i].count == 0) {
377 best = i;
378 prev_best = prev_i;
379 }
380 prev_i = i;
381 }
382
383 if(best >= 0) {
384 TRACE("freeing unused glyphset at cache %d\n", best);
385 FreeEntry(best);
386 glyphsetCache[best].count = 1;
387 if(prev_best >= 0) {
388 glyphsetCache[prev_best].next = glyphsetCache[best].next;
389 glyphsetCache[best].next = mru;
390 mru = best;
391 } else {
392 assert(mru == best);
393 }
394 return mru;
395 }
396
397 TRACE("Growing cache\n");
398
399 if (glyphsetCache)
400 glyphsetCache = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
401 glyphsetCache,
402 (glyphsetCacheSize + INIT_CACHE_SIZE)
403 * sizeof(*glyphsetCache));
404 else
405 glyphsetCache = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
406 (glyphsetCacheSize + INIT_CACHE_SIZE)
407 * sizeof(*glyphsetCache));
408
409 for(best = i = glyphsetCacheSize; i < glyphsetCacheSize + INIT_CACHE_SIZE;
410 i++) {
411 glyphsetCache[i].next = i + 1;
412 glyphsetCache[i].count = -1;
413 }
414 glyphsetCache[i-1].next = -1;
415 glyphsetCacheSize += INIT_CACHE_SIZE;
416
417 lastfree = glyphsetCache[best].next;
418 glyphsetCache[best].count = 1;
419 glyphsetCache[best].next = mru;
420 mru = best;
421 TRACE("new free cache slot at %d\n", mru);
422 return mru;
423 }
424
425 static BOOL get_gasp_flags(X11DRV_PDEVICE *physDev, WORD *flags)
426 {
427 DWORD size;
428 WORD *gasp, *buffer;
429 WORD num_recs;
430 DWORD ppem;
431 TEXTMETRICW tm;
432
433 *flags = 0;
434
435 size = GetFontData(physDev->hdc, MS_GASP_TAG, 0, NULL, 0);
436 if(size == GDI_ERROR)
437 return FALSE;
438
439 gasp = buffer = HeapAlloc(GetProcessHeap(), 0, size);
440 GetFontData(physDev->hdc, MS_GASP_TAG, 0, gasp, size);
441
442 GetTextMetricsW(physDev->hdc, &tm);
443 ppem = abs(X11DRV_YWStoDS(physDev, tm.tmAscent + tm.tmDescent - tm.tmInternalLeading));
444
445 gasp++;
446 num_recs = get_be_word(*gasp);
447 gasp++;
448 while(num_recs--)
449 {
450 *flags = get_be_word(*(gasp + 1));
451 if(ppem <= get_be_word(*gasp))
452 break;
453 gasp += 2;
454 }
455 TRACE("got flags %04x for ppem %ld\n", *flags, ppem);
456
457 HeapFree(GetProcessHeap(), 0, buffer);
458 return TRUE;
459 }
460
461 static int GetCacheEntry(X11DRV_PDEVICE *physDev, LFANDSIZE *plfsz)
462 {
463 int ret;
464 int format;
465 gsCacheEntry *entry;
466 WORD flags;
467
468 if((ret = LookupEntry(plfsz)) != -1) return ret;
469
470 ret = AllocEntry();
471 entry = glyphsetCache + ret;
472 entry->lfsz = *plfsz;
473 for( format = 0; format < AA_MAXVALUE; format++ ) {
474 assert( !entry->format[format] );
475 }
476
477 if(antialias && plfsz->lf.lfQuality != NONANTIALIASED_QUALITY)
478 {
479 if(!get_gasp_flags(physDev, &flags) || flags & GASP_DOGRAY)
480 entry->aa_default = AA_Grey;
481 else
482 entry->aa_default = AA_None;
483 }
484 else
485 entry->aa_default = AA_None;
486
487 return ret;
488 }
489
490 static void dec_ref_cache(int index)
491 {
492 assert(index >= 0);
493 TRACE("dec'ing entry %d to %d\n", index, glyphsetCache[index].count - 1);
494 assert(glyphsetCache[index].count > 0);
495 glyphsetCache[index].count--;
496 }
497
498 static void lfsz_calc_hash(LFANDSIZE *plfsz)
499 {
500 DWORD hash = 0, *ptr;
501 int i;
502
503 hash ^= plfsz->devsize.cx;
504 hash ^= plfsz->devsize.cy;
505 for(i = 0, ptr = (DWORD*)&plfsz->lf; i < 7; i++, ptr++)
506 hash ^= *ptr;
507 for(i = 0, ptr = (DWORD*)&plfsz->lf.lfFaceName; i < LF_FACESIZE/2; i++, ptr++) {
508 WCHAR *pwc = (WCHAR *)ptr;
509 if(!*pwc) break;
510 hash ^= *ptr;
511 pwc++;
512 if(!*pwc) break;
513 }
514 plfsz->hash = hash;
515 return;
516 }
517
518 /***********************************************************************
519 * X11DRV_XRender_Finalize
520 */
521 void X11DRV_XRender_Finalize(void)
522 {
523 int i;
524
525 EnterCriticalSection(&xrender_cs);
526 for(i = mru; i >= 0; i = glyphsetCache[i].next)
527 FreeEntry(i);
528 LeaveCriticalSection(&xrender_cs);
529 }
530
531
532 /***********************************************************************
533 * X11DRV_XRender_SelectFont
534 */
535 BOOL X11DRV_XRender_SelectFont(X11DRV_PDEVICE *physDev, HFONT hfont)
536 {
537 LFANDSIZE lfsz;
538
539 GetObjectW(hfont, sizeof(lfsz.lf), &lfsz.lf);
540 TRACE("h=%ld w=%ld weight=%ld it=%d charset=%d name=%s\n",
541 lfsz.lf.lfHeight, lfsz.lf.lfWidth, lfsz.lf.lfWeight,
542 lfsz.lf.lfItalic, lfsz.lf.lfCharSet, debugstr_w(lfsz.lf.lfFaceName));
543 lfsz.devsize.cx = X11DRV_XWStoDS( physDev, lfsz.lf.lfWidth );
544 lfsz.devsize.cy = X11DRV_YWStoDS( physDev, lfsz.lf.lfHeight );
545 lfsz_calc_hash(&lfsz);
546
547 EnterCriticalSection(&xrender_cs);
548 if(!physDev->xrender) {
549 physDev->xrender = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
550 sizeof(*physDev->xrender));
551 physDev->xrender->cache_index = -1;
552 }
553 else if(physDev->xrender->cache_index != -1)
554 dec_ref_cache(physDev->xrender->cache_index);
555 physDev->xrender->cache_index = GetCacheEntry(physDev, &lfsz);
556 LeaveCriticalSection(&xrender_cs);
557 return 0;
558 }
559
560 /***********************************************************************
561 * X11DRV_XRender_DeleteDC
562 */
563 void X11DRV_XRender_DeleteDC(X11DRV_PDEVICE *physDev)
564 {
565 wine_tsx11_lock();
566 if(physDev->xrender->tile_pict)
567 pXRenderFreePicture(gdi_display, physDev->xrender->tile_pict);
568
569 if(physDev->xrender->tile_xpm)
570 XFreePixmap(gdi_display, physDev->xrender->tile_xpm);
571
572 if(physDev->xrender->pict) {
573 TRACE("freeing pict = %lx dc = %p\n", physDev->xrender->pict, physDev->hdc);
574 pXRenderFreePicture(gdi_display, physDev->xrender->pict);
575 }
576 wine_tsx11_unlock();
577
578 EnterCriticalSection(&xrender_cs);
579 if(physDev->xrender->cache_index != -1)
580 dec_ref_cache(physDev->xrender->cache_index);
581 LeaveCriticalSection(&xrender_cs);
582
583 HeapFree(GetProcessHeap(), 0, physDev->xrender);
584 physDev->xrender = NULL;
585 return;
586 }
587
588 /***********************************************************************
589 * X11DRV_XRender_UpdateDrawable
590 *
591 * This gets called from X11DRV_SetDrawable and X11DRV_SelectBitmap.
592 * It deletes the pict when the drawable changes.
593 */
594 void X11DRV_XRender_UpdateDrawable(X11DRV_PDEVICE *physDev)
595 {
596 if(physDev->xrender->pict) {
597 TRACE("freeing pict %08lx from dc %p drawable %08lx\n", physDev->xrender->pict,
598 physDev->hdc, physDev->drawable);
599 wine_tsx11_lock();
600 XFlush(gdi_display);
601 pXRenderFreePicture(gdi_display, physDev->xrender->pict);
602 wine_tsx11_unlock();
603 }
604 physDev->xrender->pict = 0;
605 return;
606 }
607
608 /************************************************************************
609 * UploadGlyph
610 *
611 * Helper to ExtTextOut. Must be called inside xrender_cs
612 */
613 static BOOL UploadGlyph(X11DRV_PDEVICE *physDev, int glyph, AA_Type format)
614 {
615 unsigned int buflen;
616 char *buf;
617 Glyph gid;
618 GLYPHMETRICS gm;
619 XGlyphInfo gi;
620 gsCacheEntry *entry = glyphsetCache + physDev->xrender->cache_index;
621 gsCacheEntryFormat *formatEntry;
622 UINT ggo_format = GGO_GLYPH_INDEX;
623 XRenderPictFormat pf;
624
625 /* If there is nothing for the current type, we create the entry. */
626 if( !entry->format[format] ) {
627 entry->format[format] = HeapAlloc(GetProcessHeap(),
628 HEAP_ZERO_MEMORY,
629 sizeof(gsCacheEntryFormat));
630 }
631 formatEntry = entry->format[format];
632
633 if(formatEntry->nrealized <= glyph) {
634 formatEntry->nrealized = (glyph / 128 + 1) * 128;
635
636 if (formatEntry->realized)
637 formatEntry->realized = HeapReAlloc(GetProcessHeap(),
638 HEAP_ZERO_MEMORY,
639 formatEntry->realized,
640 formatEntry->nrealized * sizeof(BOOL));
641 else
642 formatEntry->realized = HeapAlloc(GetProcessHeap(),
643 HEAP_ZERO_MEMORY,
644 formatEntry->nrealized * sizeof(BOOL));
645
646 if(!X11DRV_XRender_Installed) {
647 if (formatEntry->bitmaps)
648 formatEntry->bitmaps = HeapReAlloc(GetProcessHeap(),
649 HEAP_ZERO_MEMORY,
650 formatEntry->bitmaps,
651 formatEntry->nrealized * sizeof(formatEntry->bitmaps[0]));
652 else
653 formatEntry->bitmaps = HeapAlloc(GetProcessHeap(),
654 HEAP_ZERO_MEMORY,
655 formatEntry->nrealized * sizeof(formatEntry->bitmaps[0]));
656
657 if (formatEntry->gis)
658 formatEntry->gis = HeapReAlloc(GetProcessHeap(),
659 HEAP_ZERO_MEMORY,
660 formatEntry->gis,
661 formatEntry->nrealized * sizeof(formatEntry->gis[0]));
662 else
663 formatEntry->gis = HeapAlloc(GetProcessHeap(),
664 HEAP_ZERO_MEMORY,
665 formatEntry->nrealized * sizeof(formatEntry->gis[0]));
666 }
667 }
668
669 switch(format) {
670 case AA_Grey:
671 ggo_format |= WINE_GGO_GRAY16_BITMAP;
672 break;
673
674 default:
675 ERR("aa = %d - not implemented\n", format);
676 case AA_None:
677 ggo_format |= GGO_BITMAP;
678 break;
679 }
680
681 buflen = GetGlyphOutlineW(physDev->hdc, glyph, ggo_format, &gm, 0, NULL,
682 NULL);
683 if(buflen == GDI_ERROR) {
684 if(format != AA_None) {
685 format = AA_None;
686 entry->aa_default = AA_None;
687 ggo_format &= ~WINE_GGO_GRAY16_BITMAP;
688 ggo_format |= GGO_BITMAP;
689 buflen = GetGlyphOutlineW(physDev->hdc, glyph, ggo_format, &gm, 0, NULL,
690 NULL);
691 }
692 if(buflen == GDI_ERROR) {
693 ERR("GetGlyphOutlineW failed\n");
694 return FALSE;
695 }
696 TRACE("Turning off antialiasing for this monochrome font\n");
697 }
698
699 if(formatEntry->glyphset == 0 && X11DRV_XRender_Installed) {
700 switch(format) {
701 case AA_Grey:
702 pf.depth = 8;
703 pf.direct.alphaMask = 0xff;
704 break;
705
706 default:
707 ERR("aa = %d - not implemented\n", format);
708 case AA_None:
709 pf.depth = 1;
710 pf.direct.alphaMask = 1;
711 break;
712 }
713
714 pf.type = PictTypeDirect;
715 pf.direct.alpha = 0;
716
717 wine_tsx11_lock();
718 formatEntry->font_format = pXRenderFindFormat(gdi_display,
719 PictFormatType |
720 PictFormatDepth |
721 PictFormatAlpha |
722 PictFormatAlphaMask,
723 &pf, 0);
724
725 formatEntry->glyphset = pXRenderCreateGlyphSet(gdi_display, formatEntry->font_format);
726 wine_tsx11_unlock();
727 }
728
729
730 buf = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, buflen);
731 GetGlyphOutlineW(physDev->hdc, glyph, ggo_format, &gm, buflen, buf, NULL);
732 formatEntry->realized[glyph] = TRUE;
733
734 TRACE("buflen = %d. Got metrics: %dx%d adv=%d,%d origin=%ld,%ld\n",
735 buflen,
736 gm.gmBlackBoxX, gm.gmBlackBoxY, gm.gmCellIncX, gm.gmCellIncY,
737 gm.gmptGlyphOrigin.x, gm.gmptGlyphOrigin.y);
738
739 gi.width = gm.gmBlackBoxX;
740 gi.height = gm.gmBlackBoxY;
741 gi.x = -gm.gmptGlyphOrigin.x;
742 gi.y = gm.gmptGlyphOrigin.y;
743 gi.xOff = gm.gmCellIncX;
744 gi.yOff = gm.gmCellIncY;
745
746 if(TRACE_ON(xrender)) {
747 int pitch, i, j;
748 char output[300];
749 unsigned char *line;
750
751 if(format == AA_None) {
752 pitch = ((gi.width + 31) / 32) * 4;
753 for(i = 0; i < gi.height; i++) {
754 line = (unsigned char*) buf + i * pitch;
755 output[0] = '\0';
756 for(j = 0; j < pitch * 8; j++) {
757 strcat(output, (line[j / 8] & (1 << (7 - (j % 8)))) ? "#" : " ");
758 }
759 strcat(output, "\n");
760 TRACE(output);
761 }
762 } else {
763 static const char blks[] = " .:;!o*#";
764 char str[2];
765
766 str[1] = '\0';
767 pitch = ((gi.width + 3) / 4) * 4;
768 for(i = 0; i < gi.height; i++) {
769 line = (unsigned char*) buf + i * pitch;
770 output[0] = '\0';
771 for(j = 0; j < pitch; j++) {
772 str[0] = blks[line[j] >> 5];
773 strcat(output, str);
774 }
775 strcat(output, "\n");
776 TRACE(output);
777 }
778 }
779 }
780
781 if(formatEntry->glyphset) {
782 if(format == AA_None && BitmapBitOrder(gdi_display) != MSBFirst) {
783 unsigned char *byte = (unsigned char*) buf, c;
784 int i = buflen;
785
786 while(i--) {
787 c = *byte;
788
789 /* magic to flip bit order */
790 c = ((c << 1) & 0xaa) | ((c >> 1) & 0x55);
791 c = ((c << 2) & 0xcc) | ((c >> 2) & 0x33);
792 c = ((c << 4) & 0xf0) | ((c >> 4) & 0x0f);
793
794 *byte++ = c;
795 }
796 }
797 gid = glyph;
798 wine_tsx11_lock();
799 pXRenderAddGlyphs(gdi_display, formatEntry->glyphset, &gid, &gi, 1,
800 buf, buflen);
801 wine_tsx11_unlock();
802 HeapFree(GetProcessHeap(), 0, buf);
803 } else {
804 formatEntry->bitmaps[glyph] = buf;
805 memcpy(&formatEntry->gis[glyph], &gi, sizeof(gi));
806 }
807 return TRUE;
808 }
809
810 static void SharpGlyphMono(X11DRV_PDEVICE *physDev, INT x, INT y,
811 void *bitmap, XGlyphInfo *gi)
812 {
813 unsigned char *srcLine = bitmap, *src;
814 unsigned char bits, bitsMask;
815 int width = gi->width;
816 int stride = ((width + 31) & ~31) >> 3;
817 int height = gi->height;
818 int w;
819 int xspan, lenspan;
820
821 TRACE("%d, %d\n", x, y);
822 x -= gi->x;
823 y -= gi->y;
824 while (height--)
825 {
826 src = srcLine;
827 srcLine += stride;
828 w = width;
829
830 bitsMask = 0x80; /* FreeType is always MSB first */
831 bits = *src++;
832
833 xspan = x;
834 while (w)
835 {
836 if (bits & bitsMask)
837 {
838 lenspan = 0;
839 do
840 {
841 lenspan++;
842 if (lenspan == w)
843 break;
844 bitsMask = bitsMask >> 1;
845 if (!bitsMask)
846 {
847 bits = *src++;
848 bitsMask = 0x80;
849 }
850 } while (bits & bitsMask);
851 XFillRectangle (gdi_display, physDev->drawable,
852 physDev->gc, xspan, y, lenspan, 1);
853 xspan += lenspan;
854 w -= lenspan;
855 }
856 else
857 {
858 do
859 {
860 w--;
861 xspan++;
862 if (!w)
863 break;
864 bitsMask = bitsMask >> 1;
865 if (!bitsMask)
866 {
867 bits = *src++;
868 bitsMask = 0x80;
869 }
870 } while (!(bits & bitsMask));
871 }
872 }
873 y++;
874 }
875 }
876
877 static void SharpGlyphGray(X11DRV_PDEVICE *physDev, INT x, INT y,
878 void *bitmap, XGlyphInfo *gi)
879 {
880 unsigned char *srcLine = bitmap, *src, bits;
881 int width = gi->width;
882 int stride = ((width + 3) & ~3);
883 int height = gi->height;
884 int w;
885 int xspan, lenspan;
886
887 x -= gi->x;
888 y -= gi->y;
889 while (height--)
890 {
891 src = srcLine;
892 srcLine += stride;
893 w = width;
894
895 bits = *src++;
896 xspan = x;
897 while (w)
898 {
899 if (bits >= 0x80)
900 {
901 lenspan = 0;
902 do
903 {
904 lenspan++;
905 if (lenspan == w)
906 break;
907 bits = *src++;
908 } while (bits >= 0x80);
909 XFillRectangle (gdi_display, physDev->drawable,
910 physDev->gc, xspan, y, lenspan, 1);
911 xspan += lenspan;
912 w -= lenspan;
913 }
914 else
915 {
916 do
917 {
918 w--;
919 xspan++;
920 if (!w)
921 break;
922 bits = *src++;
923 } while (bits < 0x80);
924 }
925 }
926 y++;
927 }
928 }
929
930
931 static void ExamineBitfield (DWORD mask, int *shift, int *len)
932 {
933 int s, l;
934
935 s = 0;
936 while ((mask & 1) == 0)
937 {
938 mask >>= 1;
939 s++;
940 }
941 l = 0;
942 while ((mask & 1) == 1)
943 {
944 mask >>= 1;
945 l++;
946 }
947 *shift = s;
948 *len = l;
949 }
950
951 static DWORD GetField (DWORD pixel, int shift, int len)
952 {
953 pixel = pixel & (((1 << (len)) - 1) << shift);
954 pixel = pixel << (32 - (shift + len)) >> 24;
955 while (len < 8)
956 {
957 pixel |= (pixel >> len);
958 len <<= 1;
959 }
960 return pixel;
961 }
962
963
964 static DWORD PutField (DWORD pixel, int shift, int len)
965 {
966 shift = shift - (8 - len);
967 if (len <= 8)
968 pixel &= (((1 << len) - 1) << (8 - len));
969 if (shift < 0)
970 pixel >>= -shift;
971 else
972 pixel <<= shift;
973 return pixel;
974 }
975
976 static void SmoothGlyphGray(XImage *image, int x, int y, void *bitmap, XGlyphInfo *gi,
977 int color)
978 {
979 int r_shift, r_len;
980 int g_shift, g_len;
981 int b_shift, b_len;
982 BYTE *maskLine, *mask, m;
983 int maskStride;
984 DWORD pixel;
985 int width, height;
986 int w, tx;
987 BYTE src_r, src_g, src_b;
988
989 x -= gi->x;
990 y -= gi->y;
991 width = gi->width;
992 height = gi->height;
993
994 maskLine = (unsigned char *) bitmap;
995 maskStride = (width + 3) & ~3;
996
997 ExamineBitfield (image->red_mask, &r_shift, &r_len);
998 ExamineBitfield (image->green_mask, &g_shift, &g_len);
999 ExamineBitfield (image->blue_mask, &b_shift, &b_len);
1000
1001 src_r = GetField(color, r_shift, r_len);
1002 src_g = GetField(color, g_shift, g_len);
1003 src_b = GetField(color, b_shift, b_len);
1004
1005 for(; height--; y++)
1006 {
1007 mask = maskLine;
1008 maskLine += maskStride;
1009 w = width;
1010 tx = x;
1011
1012 if(y < 0) continue;
1013 if(y >= image->height) break;
1014
1015 for(; w--; tx++)
1016 {
1017 if(tx >= image->width) break;
1018
1019 m = *mask++;
1020 if(tx < 0) continue;
1021
1022 if (m == 0xff)
1023 XPutPixel (image, tx, y, color);
1024 else if (m)
1025 {
1026 BYTE r, g, b;
1027
1028 pixel = XGetPixel (image, tx, y);
1029
1030 r = GetField(pixel, r_shift, r_len);
1031 r = ((BYTE)~m * (WORD)r + (BYTE)m * (WORD)src_r) >> 8;
1032 g = GetField(pixel, g_shift, g_len);
1033 g = ((BYTE)~m * (WORD)g + (BYTE)m * (WORD)src_g) >> 8;
1034 b = GetField(pixel, b_shift, b_len);
1035 b = ((BYTE)~m * (WORD)b + (BYTE)m * (WORD)src_b) >> 8;
1036
1037 pixel = (PutField (r, r_shift, r_len) |
1038 PutField (g, g_shift, g_len) |
1039 PutField (b, b_shift, b_len));
1040 XPutPixel (image, tx, y, pixel);
1041 }
1042 }
1043 }
1044 }
1045
1046 static int XRenderErrorHandler(Display *dpy, XErrorEvent *event, void *arg)
1047 {
1048 return 1;
1049 }
1050
1051 /***********************************************************************
1052 * X11DRV_XRender_ExtTextOut
1053 */
1054 BOOL X11DRV_XRender_ExtTextOut( X11DRV_PDEVICE *physDev, INT x, INT y, UINT flags,
1055 const RECT *lprect, LPCWSTR wstr, UINT count,
1056 const INT *lpDx )
1057 {
1058 XRenderColor col;
1059 RGNDATA *data;
1060 XGCValues xgcval;
1061 int render_op = PictOpOver;
1062 gsCacheEntry *entry;
1063 gsCacheEntryFormat *formatEntry;
1064 BOOL retv = FALSE;
1065 HDC hdc = physDev->hdc;
1066 int textPixel, backgroundPixel;
1067 HRGN saved_region = 0;
1068 BOOL disable_antialias = FALSE;
1069 AA_Type antialias = AA_None;
1070 DIBSECTION bmp;
1071 unsigned int idx;
1072 double cosEsc, sinEsc;
1073 LOGFONTW lf;
1074
1075 /* Do we need to disable antialiasing because of palette mode? */
1076 if( !physDev->bitmap || GetObjectW( physDev->bitmap->hbitmap, sizeof(bmp), &bmp ) != sizeof(bmp) ) {
1077 TRACE("bitmap is not a DIB\n");
1078 }
1079 else if (bmp.dsBmih.biBitCount <= 8) {
1080 TRACE("Disabling antialiasing\n");
1081 disable_antialias = TRUE;
1082 }
1083
1084 xgcval.function = GXcopy;
1085 xgcval.background = physDev->backgroundPixel;
1086 xgcval.fill_style = FillSolid;
1087 wine_tsx11_lock();
1088 XChangeGC( gdi_display, physDev->gc, GCFunction | GCBackground | GCFillStyle, &xgcval );
1089 wine_tsx11_unlock();
1090
1091 X11DRV_LockDIBSection( physDev, DIB_Status_GdiMod, FALSE );
1092
1093 if(physDev->depth == 1) {
1094 if((physDev->textPixel & 0xffffff) == 0) {
1095 textPixel = 0;
1096 backgroundPixel = 1;
1097 } else {
1098 textPixel = 1;
1099 backgroundPixel = 0;
1100 }
1101 } else {
1102 textPixel = physDev->textPixel;
1103 backgroundPixel = physDev->backgroundPixel;
1104 }
1105
1106 if(flags & ETO_OPAQUE)
1107 {
1108 wine_tsx11_lock();
1109 XSetForeground( gdi_display, physDev->gc, backgroundPixel );
1110 XFillRectangle( gdi_display, physDev->drawable, physDev->gc,
1111 physDev->org.x + lprect->left, physDev->org.y + lprect->top,
1112 lprect->right - lprect->left, lprect->bottom - lprect->top );
1113 wine_tsx11_unlock();
1114 }
1115
1116 if(count == 0)
1117 {
1118 retv = TRUE;
1119 goto done_unlock;
1120 }
1121
1122
1123 GetObjectW(GetCurrentObject(physDev->hdc, OBJ_FONT), sizeof(lf), &lf);
1124 if(lf.lfEscapement != 0) {
1125 cosEsc = cos(lf.lfEscapement * M_PI / 1800);
1126 sinEsc = sin(lf.lfEscapement * M_PI / 1800);
1127 } else {
1128 cosEsc = 1;
1129 sinEsc = 0;
1130 }
1131
1132 if (flags & ETO_CLIPPED)
1133 {
1134 HRGN clip_region;
1135
1136 clip_region = CreateRectRgnIndirect( lprect );
1137 /* make a copy of the current device region */
1138 saved_region = CreateRectRgn( 0, 0, 0, 0 );
1139 CombineRgn( saved_region, physDev->region, 0, RGN_COPY );
1140 X11DRV_SetDeviceClipping( physDev, saved_region, clip_region );
1141 DeleteObject( clip_region );
1142 }
1143
1144 if(X11DRV_XRender_Installed) {
1145 if(!physDev->xrender->pict) {
1146 XRenderPictureAttributes pa;
1147 pa.subwindow_mode = IncludeInferiors;
1148
1149 wine_tsx11_lock();
1150 physDev->xrender->pict = pXRenderCreatePicture(gdi_display,
1151 physDev->drawable,
1152 (physDev->depth == 1) ?
1153 mono_format : screen_format,
1154 CPSubwindowMode, &pa);
1155 wine_tsx11_unlock();
1156
1157 TRACE("allocing pict = %lx dc = %p drawable = %08lx\n",
1158 physDev->xrender->pict, hdc, physDev->drawable);
1159 } else {
1160 TRACE("using existing pict = %lx dc = %p drawable = %08lx\n",
1161 physDev->xrender->pict, hdc, physDev->drawable);
1162 }
1163
1164 if ((data = X11DRV_GetRegionData( physDev->region, 0 )))
1165 {
1166 wine_tsx11_lock();
1167 pXRenderSetPictureClipRectangles( gdi_display, physDev->xrender->pict,
1168 physDev->org.x, physDev->org.y,
1169 (XRectangle *)data->Buffer, data->rdh.nCount );
1170 wine_tsx11_unlock();
1171 HeapFree( GetProcessHeap(), 0, data );
1172 }
1173 }
1174
1175 if(X11DRV_XRender_Installed) {
1176 /* Create a 1x1 pixmap to tile over the font mask */
1177 if(!physDev->xrender->tile_xpm) {
1178 XRenderPictureAttributes pa;
1179
1180 XRenderPictFormat *format = (physDev->depth == 1) ? mono_format : screen_format;
1181 wine_tsx11_lock();
1182 physDev->xrender->tile_xpm = XCreatePixmap(gdi_display,
1183 physDev->drawable,
1184 1, 1,
1185 format->depth);
1186 pa.repeat = True;
1187 physDev->xrender->tile_pict = pXRenderCreatePicture(gdi_display,
1188 physDev->xrender->tile_xpm,
1189 format,
1190 CPRepeat, &pa);
1191 wine_tsx11_unlock();
1192 TRACE("Created pixmap of depth %d\n", format->depth);
1193 /* init lastTextColor to something different from textPixel */
1194 physDev->xrender->lastTextColor = ~physDev->textPixel;
1195
1196 }
1197
1198 if(physDev->textPixel != physDev->xrender->lastTextColor) {
1199 if(physDev->depth != 1) {
1200 /* Map 0 -- 0xff onto 0 -- 0xffff */
1201 int r_shift, r_len;
1202 int g_shift, g_len;
1203 int b_shift, b_len;
1204
1205 ExamineBitfield (visual->red_mask, &r_shift, &r_len );
1206 ExamineBitfield (visual->green_mask, &g_shift, &g_len);
1207 ExamineBitfield (visual->blue_mask, &b_shift, &b_len);
1208
1209 col.red = GetField(physDev->textPixel, r_shift, r_len);
1210 col.red |= col.red << 8;
1211 col.green = GetField(physDev->textPixel, g_shift, g_len);
1212 col.green |= col.green << 8;
1213 col.blue = GetField(physDev->textPixel, b_shift, b_len);
1214 col.blue |= col.blue << 8;
1215 col.alpha = 0x0;
1216 } else { /* for a 1bpp bitmap we always need a 1 in the tile */
1217 col.red = col.green = col.blue = 0;
1218 col.alpha = 0xffff;
1219 }
1220 wine_tsx11_lock();
1221 pXRenderFillRectangle(gdi_display, PictOpSrc,
1222 physDev->xrender->tile_pict,
1223 &col, 0, 0, 1, 1);
1224 wine_tsx11_unlock();
1225 physDev->xrender->lastTextColor = physDev->textPixel;
1226 }
1227
1228 /* FIXME the mapping of Text/BkColor onto 1 or 0 needs investigation.
1229 */
1230 if((physDev->depth == 1) && (textPixel == 0))
1231 render_op = PictOpOutReverse; /* This gives us 'black' text */
1232 }
1233
1234 EnterCriticalSection(&xrender_cs);
1235 entry = glyphsetCache + physDev->xrender->cache_index;
1236 if( disable_antialias == FALSE )
1237 antialias = entry->aa_default;
1238 formatEntry = entry->format[antialias];
1239
1240 for(idx = 0; idx < count; idx++) {
1241 if( !formatEntry ) {
1242 UploadGlyph(physDev, wstr[idx], antialias);
1243 formatEntry = entry->format[antialias];
1244 } else if( wstr[idx] >= formatEntry->nrealized || formatEntry->realized[wstr[idx]] == FALSE) {
1245 UploadGlyph(physDev, wstr[idx], antialias);
1246 }
1247 }
1248 assert(formatEntry);
1249
1250 TRACE("Writing %s at %ld,%ld\n", debugstr_wn(wstr,count),
1251 physDev->org.x + x, physDev->org.y + y);
1252
1253 if(X11DRV_XRender_Installed) {
1254 wine_tsx11_lock();
1255 if(!lpDx)
1256 pXRenderCompositeString16(gdi_display, render_op,
1257 physDev->xrender->tile_pict,
1258 physDev->xrender->pict,
1259 formatEntry->font_format, formatEntry->glyphset,
1260 0, 0, physDev->org.x + x, physDev->org.y + y,
1261 wstr, count);
1262 else {
1263 INT offset = 0, xoff = 0, yoff = 0;
1264 for(idx = 0; idx < count; idx++) {
1265 pXRenderCompositeString16(gdi_display, render_op,
1266 physDev->xrender->tile_pict,
1267 physDev->xrender->pict,
1268 formatEntry->font_format, formatEntry->glyphset,
1269 0, 0, physDev->org.x + x + xoff,
1270 physDev->org.y + y + yoff,
1271 wstr + idx, 1);
1272 offset += lpDx[idx];
1273 xoff = offset * cosEsc;
1274 yoff = offset * -sinEsc;
1275 }
1276 }
1277 wine_tsx11_unlock();
1278
1279 } else {
1280 INT offset = 0, xoff = 0, yoff = 0;
1281 wine_tsx11_lock();
1282 XSetForeground( gdi_display, physDev->gc, textPixel );
1283
1284 if(antialias == AA_None) {
1285 for(idx = 0; idx < count; idx++) {
1286 SharpGlyphMono(physDev, physDev->org.x + x + xoff,
1287 physDev->org.y + y + yoff,
1288 formatEntry->bitmaps[wstr[idx]],
1289 &formatEntry->gis[wstr[idx]]);
1290 if(lpDx) {
1291 offset += lpDx[idx];
1292 xoff = offset * cosEsc;
1293 yoff = offset * -sinEsc;
1294 } else {
1295 xoff += formatEntry->gis[wstr[idx]].xOff;
1296 yoff += formatEntry->gis[wstr[idx]].yOff;
1297 }
1298 }
1299 } else if(physDev->depth == 1) {
1300 for(idx = 0; idx < count; idx++) {
1301 SharpGlyphGray(physDev, physDev->org.x + x + xoff,
1302 physDev->org.y + y + yoff,
1303 formatEntry->bitmaps[wstr[idx]],
1304 &formatEntry->gis[wstr[idx]]);
1305 if(lpDx) {
1306 offset += lpDx[idx];
1307 xoff = offset * cosEsc;
1308 yoff = offset * -sinEsc;
1309 } else {
1310 xoff += formatEntry->gis[wstr[idx]].xOff;
1311 yoff += formatEntry->gis[wstr[idx]].yOff;
1312 }
1313
1314 }
1315 } else {
1316 XImage *image;
1317 unsigned int w, h, dummy_uint;
1318 Window dummy_window;
1319 int dummy_int;
1320 int image_x, image_y, image_off_x, image_off_y, image_w, image_h;
1321 RECT extents = {0, 0, 0, 0};
1322 POINT cur = {0, 0};
1323
1324
1325 XGetGeometry(gdi_display, physDev->drawable, &dummy_window, &dummy_int, &dummy_int,
1326 &w, &h, &dummy_uint, &dummy_uint);
1327 TRACE("drawable %dx%d\n", w, h);
1328
1329 for(idx = 0; idx < count; idx++) {
1330 if(extents.left > cur.x - formatEntry->gis[wstr[idx]].x)
1331 extents.left = cur.x - formatEntry->gis[wstr[idx]].x;
1332 if(extents.top > cur.y - formatEntry->gis[wstr[idx]].y)
1333 extents.top = cur.y - formatEntry->gis[wstr[idx]].y;
1334 if(extents.right < cur.x - formatEntry->gis[wstr[idx]].x + formatEntry->gis[wstr[idx]].width)
1335 extents.right = cur.x - formatEntry->gis[wstr[idx]].x + formatEntry->gis[wstr[idx]].width;
1336 if(extents.bottom < cur.y - formatEntry->gis[wstr[idx]].y + formatEntry->gis[wstr[idx]].height)
1337 extents.bottom = cur.y - formatEntry->gis[wstr[idx]].y + formatEntry->gis[wstr[idx]].height;
1338 if(lpDx) {
1339 offset += lpDx[idx];
1340 cur.x = offset * cosEsc;
1341 cur.y = offset * -sinEsc;
1342 } else {
1343 cur.x += formatEntry->gis[wstr[idx]].xOff;
1344 cur.y += formatEntry->gis[wstr[idx]].yOff;
1345 }
1346 }
1347 TRACE("glyph extents %ld,%ld - %ld,%ld drawable x,y %ld,%ld\n", extents.left, extents.top,
1348 extents.right, extents.bottom, physDev->org.x + x, physDev->org.y + y);
1349
1350 if(physDev->org.x + x + extents.left >= 0) {
1351 image_x = physDev->org.x + x + extents.left;
1352 image_off_x = 0;
1353 } else {
1354 image_x = 0;
1355 image_off_x = physDev->org.x + x + extents.left;
1356 }
1357 if(physDev->org.y + y + extents.top >= 0) {
1358 image_y = physDev->org.y + y + extents.top;
1359 image_off_y = 0;
1360 } else {
1361 image_y = 0;
1362 image_off_y = physDev->org.y + y + extents.top;
1363 }
1364 if(physDev->org.x + x + extents.right < w)
1365 image_w = physDev->org.x + x + extents.right - image_x;
1366 else
1367 image_w = w - image_x;
1368 if(physDev->org.y + y + extents.bottom < h)
1369 image_h = physDev->org.y + y + extents.bottom - image_y;
1370 else
1371 image_h = h - image_y;
1372
1373 if(image_w <= 0 || image_h <= 0) goto no_image;
1374
1375 X11DRV_expect_error(gdi_display, XRenderErrorHandler, NULL);
1376 image = XGetImage(gdi_display, physDev->drawable,
1377 image_x, image_y, image_w, image_h,
1378 AllPlanes, ZPixmap);
1379 X11DRV_check_error();
1380
1381 TRACE("XGetImage(%p, %x, %d, %d, %d, %d, %lx, %x) depth = %d rets %p\n",
1382 gdi_display, (int)physDev->drawable, image_x, image_y,
1383 image_w, image_h, AllPlanes, ZPixmap,
1384 physDev->depth, image);
1385 if(!image) {
1386 Pixmap xpm = XCreatePixmap(gdi_display, physDev->drawable, image_w, image_h,
1387 physDev->depth);
1388 GC gc;
1389 XGCValues gcv;
1390
1391 gcv.graphics_exposures = False;
1392 gc = XCreateGC(gdi_display, xpm, GCGraphicsExposures, &gcv);
1393 XCopyArea(gdi_display, physDev->drawable, xpm, gc, image_x, image_y,
1394 image_w, image_h, 0, 0);
1395 XFreeGC(gdi_display, gc);
1396 X11DRV_expect_error(gdi_display, XRenderErrorHandler, NULL);
1397 image = XGetImage(gdi_display, xpm, 0, 0, image_w, image_h, AllPlanes,
1398 ZPixmap);
1399 X11DRV_check_error();
1400 XFreePixmap(gdi_display, xpm);
1401 }
1402 if(!image) goto no_image;
1403
1404 image->red_mask = visual->red_mask;
1405 image->green_mask = visual->green_mask;
1406 image->blue_mask = visual->blue_mask;
1407
1408 offset = xoff = yoff = 0;
1409 for(idx = 0; idx < count; idx++) {
1410 SmoothGlyphGray(image, xoff + image_off_x - extents.left,
1411 yoff + image_off_y - extents.top,
1412 formatEntry->bitmaps[wstr[idx]],
1413 &formatEntry->gis[wstr[idx]],
1414 physDev->textPixel);
1415 if(lpDx) {
1416 offset += lpDx[idx];
1417 xoff = offset * cosEsc;
1418 yoff = offset * -sinEsc;
1419 } else {
1420 xoff += formatEntry->gis[wstr[idx]].xOff;
1421 yoff += formatEntry->gis[wstr[idx]].yOff;
1422 }
1423 }
1424 XPutImage(gdi_display, physDev->drawable, physDev->gc, image, 0, 0,
1425 image_x, image_y, image_w, image_h);
1426 XDestroyImage(image);
1427 }
1428 no_image:
1429 wine_tsx11_unlock();
1430 }
1431 LeaveCriticalSection(&xrender_cs);
1432
1433 if (flags & ETO_CLIPPED)
1434 {
1435 /* restore the device region */
1436 X11DRV_SetDeviceClipping( physDev, saved_region, 0 );
1437 DeleteObject( saved_region );
1438 }
1439
1440 retv = TRUE;
1441
1442 done_unlock:
1443 X11DRV_UnlockDIBSection( physDev, TRUE );
1444 return retv;
1445 }
1446
1447 /******************************************************************************
1448 * AlphaBlend (x11drv.@)
1449 */
1450 BOOL X11DRV_AlphaBlend(X11DRV_PDEVICE *devDst, INT xDst, INT yDst, INT widthDst, INT heightDst,
1451 X11DRV_PDEVICE *devSrc, INT xSrc, INT ySrc, INT widthSrc, INT heightSrc,
1452 BLENDFUNCTION blendfn)
1453 {
1454 XRenderPictureAttributes pa;
1455 XRenderPictFormat *src_format;
1456 XRenderPictFormat argb32_templ = {
1457 0, /* id */
1458 PictTypeDirect, /* type */
1459 32, /* depth */
1460 { /* direct */
1461 16, /* direct.red */
1462 0xff, /* direct.redMask */
1463 8, /* direct.green */
1464 0xff, /* direct.greenMask */
1465 0, /* direct.blue */
1466 0xff, /* direct.blueMask */
1467 24, /* direct.alpha */
1468 0xff, /* direct.alphaMask */
1469 },
1470 0, /* colormap */
1471 };
1472 unsigned long argb32_templ_mask =
1473 PictFormatType |
1474 PictFormatDepth |
1475 PictFormatRed |
1476 PictFormatRedMask |
1477 PictFormatGreen |
1478 PictFormatGreenMask |
1479 PictFormatBlue |
1480 PictFormatBlueMask |
1481 PictFormatAlpha |
1482 PictFormatAlphaMask;
1483
1484 Picture dst_pict, src_pict;
1485 Pixmap xpm;
1486 DIBSECTION dib;
1487 XImage *image;
1488 GC gc;
1489 XGCValues gcv;
1490 BYTE *dstbits, *data;
1491 int y, y2;
1492 POINT pts[2];
1493 BOOL top_down = FALSE;
1494 RGNDATA *rgndata;
1495
1496 if(!X11DRV_XRender_Installed) {
1497 FIXME("Unable to AlphaBlend without Xrender\n");
1498 return FALSE;
1499 }
1500 pts[0].x = xDst;
1501 pts[0].y = yDst;
1502 pts[1].x = xDst + widthDst;
1503 pts[1].y = yDst + heightDst;
1504 LPtoDP(devDst->hdc, pts, 2);
1505 xDst = pts[0].x;
1506 yDst = pts[0].y;
1507 widthDst = pts[1].x - pts[0].x;
1508 heightDst = pts[1].y - pts[0].y;
1509
1510 pts[0].x = xSrc;
1511 pts[0].y = ySrc;
1512 pts[1].x = xSrc + widthSrc;
1513 pts[1].y = ySrc + heightSrc;
1514 LPtoDP(devSrc->hdc, pts, 2);
1515 xSrc = pts[0].x;
1516 ySrc = pts[0].y;
1517 widthSrc = pts[1].x - pts[0].x;
1518 heightSrc = pts[1].y - pts[0].y;
1519
1520 #ifndef HAVE_XRENDERSETPICTURETRANSFORM
1521 if(widthDst != widthSrc || heightDst != heightSrc)
1522 #else
1523 if(!pXRenderSetPictureTransform)
1524 #endif
1525 {
1526 FIXME("Unable to Stretch, XRenderSetPictureTransform is currently required\n");
1527 return FALSE;
1528 }
1529
1530 if (!devSrc->bitmap || GetObjectW( devSrc->bitmap->hbitmap, sizeof(dib), &dib ) != sizeof(dib))
1531 {
1532 FIXME("not a dibsection\n");
1533 return FALSE;
1534 }
1535
1536 if(dib.dsBm.bmBitsPixel != 32) {
1537 FIXME("not a 32 bpp dibsection\n");
1538 return FALSE;
1539 }
1540 dstbits = data = HeapAlloc(GetProcessHeap(), 0, heightSrc * widthSrc * 4);
1541
1542 if(dib.dsBmih.biHeight < 0) { /* top-down dib */
1543 top_down = TRUE;
1544 dstbits += widthSrc * (heightSrc - 1) * 4;
1545 y2 = ySrc;
1546 y = y2 + heightSrc;
1547 }
1548 else
1549 {
1550 y = dib.dsBmih.biHeight - ySrc - 1;
1551 y2 = y - heightSrc;
1552 }
1553 for(; y > y2; y--) {
1554 memcpy(dstbits, (char *)dib.dsBm.bmBits + y * dib.dsBm.bmWidthBytes + xSrc * 4,
1555 widthSrc * 4);
1556 dstbits += (top_down ? -1 : 1) * widthSrc * 4;
1557 }
1558
1559 wine_tsx11_lock();
1560 image = XCreateImage(gdi_display, visual, 32, ZPixmap, 0,
1561 (char*) data, widthSrc, heightSrc, 32, widthSrc * 4);
1562
1563 /*
1564 Avoid using XRenderFindStandardFormat as older libraries don't have it
1565 src_format = pXRenderFindStandardFormat(gdi_display, PictStandardARGB32);
1566 */
1567 src_format = pXRenderFindFormat(gdi_display, argb32_templ_mask, &argb32_templ, 0);
1568
1569 TRACE("src_format %p\n", src_format);
1570
1571 pa.subwindow_mode = IncludeInferiors;
1572
1573 /* FIXME use devDst->xrender->pict ? */
1574 dst_pict = pXRenderCreatePicture(gdi_display,
1575 devDst->drawable,
1576 (devDst->depth == 1) ?
1577 mono_format : screen_format,
1578 CPSubwindowMode, &pa);
1579 TRACE("dst_pict %08lx\n", dst_pict);
1580 TRACE("src_drawable = %08lx\n", devSrc->drawable);
1581 xpm = XCreatePixmap(gdi_display,
1582 devSrc->drawable,
1583 widthSrc, heightSrc, 32);
1584 gcv.graphics_exposures = False;
1585 gc = XCreateGC(gdi_display, xpm, GCGraphicsExposures, &gcv);
1586 TRACE("xpm = %08lx\n", xpm);
1587 XPutImage(gdi_display, xpm, gc, image, 0, 0, 0, 0, widthSrc, heightSrc);
1588
1589 src_pict = pXRenderCreatePicture(gdi_display,
1590 xpm, src_format,
1591 CPSubwindowMode, &pa);
1592 TRACE("src_pict %08lx\n", src_pict);
1593
1594 if ((rgndata = X11DRV_GetRegionData( devDst->region, 0 )))
1595 {
1596 pXRenderSetPictureClipRectangles( gdi_display, dst_pict,
1597 devDst->org.x, devDst->org.y,
1598 (XRectangle *)rgndata->Buffer,
1599 rgndata->rdh.nCount );
1600 HeapFree( GetProcessHeap(), 0, rgndata );
1601 }
1602
1603 #ifdef HAVE_XRENDERSETPICTURETRANSFORM
1604 if(widthDst != widthSrc || heightDst != heightSrc) {
1605 double xscale = widthSrc/(double)widthDst;
1606 double yscale = heightSrc/(double)heightDst;
1607 XTransform xform = {{
1608 { XDoubleToFixed(xscale), XDoubleToFixed(0), XDoubleToFixed(0) },
1609 { XDoubleToFixed(0), XDoubleToFixed(yscale), XDoubleToFixed(0) },
1610 { XDoubleToFixed(0), XDoubleToFixed(0), XDoubleToFixed(1) }
1611 }};
1612 pXRenderSetPictureTransform(gdi_display, src_pict, &xform);
1613 }
1614 #endif
1615 pXRenderComposite(gdi_display, PictOpOver, src_pict, 0, dst_pict,
1616 0, 0, 0, 0,
1617 xDst + devDst->org.x, yDst + devDst->org.y, widthDst, heightDst);
1618
1619
1620 pXRenderFreePicture(gdi_display, src_pict);
1621 XFreePixmap(gdi_display, xpm);
1622 XFreeGC(gdi_display, gc);
1623 pXRenderFreePicture(gdi_display, dst_pict);
1624 image->data = NULL;
1625 XDestroyImage(image);
1626
1627 wine_tsx11_unlock();
1628 HeapFree(GetProcessHeap(), 0, data);
1629 return TRUE;
1630 }
1631
1632 #else /* HAVE_X11_EXTENSIONS_XRENDER_H */
1633
1634 void X11DRV_XRender_Init(void)
1635 {
1636 TRACE("XRender support not compiled in.\n");
1637 return;
1638 }
1639
1640 void X11DRV_XRender_Finalize(void)
1641 {
1642 }
1643
1644 BOOL X11DRV_XRender_SelectFont(X11DRV_PDEVICE *physDev, HFONT hfont)
1645 {
1646 assert(0);
1647 return FALSE;
1648 }
1649
1650 void X11DRV_XRender_DeleteDC(X11DRV_PDEVICE *physDev)
1651 {
1652 assert(0);
1653 return;
1654 }
1655
1656 BOOL X11DRV_XRender_ExtTextOut( X11DRV_PDEVICE *physDev, INT x, INT y, UINT flags,
1657 const RECT *lprect, LPCWSTR wstr, UINT count,
1658 const INT *lpDx )
1659 {
1660 assert(0);
1661 return FALSE;
1662 }
1663
1664 void X11DRV_XRender_UpdateDrawable(X11DRV_PDEVICE *physDev)
1665 {
1666 assert(0);
1667 return;
1668 }
1669
1670 /******************************************************************************
1671 * AlphaBlend (x11drv.@)
1672 */
1673 BOOL X11DRV_AlphaBlend(X11DRV_PDEVICE *devDst, INT xDst, INT yDst, INT widthDst, INT heightDst,
1674 X11DRV_PDEVICE *devSrc, INT xSrc, INT ySrc, INT widthSrc, INT heightSrc,
1675 BLENDFUNCTION blendfn)
1676 {
1677 FIXME("not supported - XRENDER headers were missing at compile time\n");
1678 return FALSE;
1679 }
1680
1681 #endif /* HAVE_X11_EXTENSIONS_XRENDER_H */
GSOC 2012 project to enhance the control panel