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Improved word wrapping and tab key handling.
[wine/multimedia.git] / dlls / x11drv / xrender.c
blobdc3b7730da20b056de60e0ce61815d79c3492ded
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 static int hinter = -1;
468
469 if((ret = LookupEntry(plfsz)) != -1) return ret;
470
471 ret = AllocEntry();
472 entry = glyphsetCache + ret;
473 entry->lfsz = *plfsz;
474 for( format = 0; format < AA_MAXVALUE; format++ ) {
475 assert( !entry->format[format] );
476 }
477
478 if(antialias && plfsz->lf.lfQuality != NONANTIALIASED_QUALITY)
479 {
480 if(hinter == -1)
481 {
482 RASTERIZER_STATUS status;
483 GetRasterizerCaps(&status, sizeof(status));
484 hinter = status.wFlags & WINE_TT_HINTER_ENABLED;
485 }
486 if(!hinter || !get_gasp_flags(physDev, &flags) || flags & GASP_DOGRAY)
487 entry->aa_default = AA_Grey;
488 else
489 entry->aa_default = AA_None;
490 }
491 else
492 entry->aa_default = AA_None;
493
494 return ret;
495 }
496
497 static void dec_ref_cache(int index)
498 {
499 assert(index >= 0);
500 TRACE("dec'ing entry %d to %d\n", index, glyphsetCache[index].count - 1);
501 assert(glyphsetCache[index].count > 0);
502 glyphsetCache[index].count--;
503 }
504
505 static void lfsz_calc_hash(LFANDSIZE *plfsz)
506 {
507 DWORD hash = 0, *ptr;
508 int i;
509
510 hash ^= plfsz->devsize.cx;
511 hash ^= plfsz->devsize.cy;
512 for(i = 0, ptr = (DWORD*)&plfsz->lf; i < 7; i++, ptr++)
513 hash ^= *ptr;
514 for(i = 0, ptr = (DWORD*)&plfsz->lf.lfFaceName; i < LF_FACESIZE/2; i++, ptr++) {
515 WCHAR *pwc = (WCHAR *)ptr;
516 if(!*pwc) break;
517 hash ^= *ptr;
518 pwc++;
519 if(!*pwc) break;
520 }
521 plfsz->hash = hash;
522 return;
523 }
524
525 /***********************************************************************
526 * X11DRV_XRender_Finalize
527 */
528 void X11DRV_XRender_Finalize(void)
529 {
530 int i;
531
532 EnterCriticalSection(&xrender_cs);
533 for(i = mru; i >= 0; i = glyphsetCache[i].next)
534 FreeEntry(i);
535 LeaveCriticalSection(&xrender_cs);
536 }
537
538
539 /***********************************************************************
540 * X11DRV_XRender_SelectFont
541 */
542 BOOL X11DRV_XRender_SelectFont(X11DRV_PDEVICE *physDev, HFONT hfont)
543 {
544 LFANDSIZE lfsz;
545
546 GetObjectW(hfont, sizeof(lfsz.lf), &lfsz.lf);
547 TRACE("h=%ld w=%ld weight=%ld it=%d charset=%d name=%s\n",
548 lfsz.lf.lfHeight, lfsz.lf.lfWidth, lfsz.lf.lfWeight,
549 lfsz.lf.lfItalic, lfsz.lf.lfCharSet, debugstr_w(lfsz.lf.lfFaceName));
550 lfsz.devsize.cx = X11DRV_XWStoDS( physDev, lfsz.lf.lfWidth );
551 lfsz.devsize.cy = X11DRV_YWStoDS( physDev, lfsz.lf.lfHeight );
552 lfsz_calc_hash(&lfsz);
553
554 EnterCriticalSection(&xrender_cs);
555 if(!physDev->xrender) {
556 physDev->xrender = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
557 sizeof(*physDev->xrender));
558 physDev->xrender->cache_index = -1;
559 }
560 else if(physDev->xrender->cache_index != -1)
561 dec_ref_cache(physDev->xrender->cache_index);
562 physDev->xrender->cache_index = GetCacheEntry(physDev, &lfsz);
563 LeaveCriticalSection(&xrender_cs);
564 return 0;
565 }
566
567 /***********************************************************************
568 * X11DRV_XRender_DeleteDC
569 */
570 void X11DRV_XRender_DeleteDC(X11DRV_PDEVICE *physDev)
571 {
572 wine_tsx11_lock();
573 if(physDev->xrender->tile_pict)
574 pXRenderFreePicture(gdi_display, physDev->xrender->tile_pict);
575
576 if(physDev->xrender->tile_xpm)
577 XFreePixmap(gdi_display, physDev->xrender->tile_xpm);
578
579 if(physDev->xrender->pict) {
580 TRACE("freeing pict = %lx dc = %p\n", physDev->xrender->pict, physDev->hdc);
581 pXRenderFreePicture(gdi_display, physDev->xrender->pict);
582 }
583 wine_tsx11_unlock();
584
585 EnterCriticalSection(&xrender_cs);
586 if(physDev->xrender->cache_index != -1)
587 dec_ref_cache(physDev->xrender->cache_index);
588 LeaveCriticalSection(&xrender_cs);
589
590 HeapFree(GetProcessHeap(), 0, physDev->xrender);
591 physDev->xrender = NULL;
592 return;
593 }
594
595 /***********************************************************************
596 * X11DRV_XRender_UpdateDrawable
597 *
598 * This gets called from X11DRV_SetDrawable and X11DRV_SelectBitmap.
599 * It deletes the pict when the drawable changes.
600 */
601 void X11DRV_XRender_UpdateDrawable(X11DRV_PDEVICE *physDev)
602 {
603 if(physDev->xrender->pict) {
604 TRACE("freeing pict %08lx from dc %p drawable %08lx\n", physDev->xrender->pict,
605 physDev->hdc, physDev->drawable);
606 wine_tsx11_lock();
607 XFlush(gdi_display);
608 pXRenderFreePicture(gdi_display, physDev->xrender->pict);
609 wine_tsx11_unlock();
610 }
611 physDev->xrender->pict = 0;
612 return;
613 }
614
615 /************************************************************************
616 * UploadGlyph
617 *
618 * Helper to ExtTextOut. Must be called inside xrender_cs
619 */
620 static BOOL UploadGlyph(X11DRV_PDEVICE *physDev, int glyph, AA_Type format)
621 {
622 unsigned int buflen;
623 char *buf;
624 Glyph gid;
625 GLYPHMETRICS gm;
626 XGlyphInfo gi;
627 gsCacheEntry *entry = glyphsetCache + physDev->xrender->cache_index;
628 gsCacheEntryFormat *formatEntry;
629 UINT ggo_format = GGO_GLYPH_INDEX;
630 XRenderPictFormat pf;
631
632 /* If there is nothing for the current type, we create the entry. */
633 if( !entry->format[format] ) {
634 entry->format[format] = HeapAlloc(GetProcessHeap(),
635 HEAP_ZERO_MEMORY,
636 sizeof(gsCacheEntryFormat));
637 }
638 formatEntry = entry->format[format];
639
640 if(formatEntry->nrealized <= glyph) {
641 formatEntry->nrealized = (glyph / 128 + 1) * 128;
642
643 if (formatEntry->realized)
644 formatEntry->realized = HeapReAlloc(GetProcessHeap(),
645 HEAP_ZERO_MEMORY,
646 formatEntry->realized,
647 formatEntry->nrealized * sizeof(BOOL));
648 else
649 formatEntry->realized = HeapAlloc(GetProcessHeap(),
650 HEAP_ZERO_MEMORY,
651 formatEntry->nrealized * sizeof(BOOL));
652
653 if(!X11DRV_XRender_Installed) {
654 if (formatEntry->bitmaps)
655 formatEntry->bitmaps = HeapReAlloc(GetProcessHeap(),
656 HEAP_ZERO_MEMORY,
657 formatEntry->bitmaps,
658 formatEntry->nrealized * sizeof(formatEntry->bitmaps[0]));
659 else
660 formatEntry->bitmaps = HeapAlloc(GetProcessHeap(),
661 HEAP_ZERO_MEMORY,
662 formatEntry->nrealized * sizeof(formatEntry->bitmaps[0]));
663
664 if (formatEntry->gis)
665 formatEntry->gis = HeapReAlloc(GetProcessHeap(),
666 HEAP_ZERO_MEMORY,
667 formatEntry->gis,
668 formatEntry->nrealized * sizeof(formatEntry->gis[0]));
669 else
670 formatEntry->gis = HeapAlloc(GetProcessHeap(),
671 HEAP_ZERO_MEMORY,
672 formatEntry->nrealized * sizeof(formatEntry->gis[0]));
673 }
674 }
675
676 switch(format) {
677 case AA_Grey:
678 ggo_format |= WINE_GGO_GRAY16_BITMAP;
679 break;
680
681 default:
682 ERR("aa = %d - not implemented\n", format);
683 case AA_None:
684 ggo_format |= GGO_BITMAP;
685 break;
686 }
687
688 buflen = GetGlyphOutlineW(physDev->hdc, glyph, ggo_format, &gm, 0, NULL,
689 NULL);
690 if(buflen == GDI_ERROR) {
691 if(format != AA_None) {
692 format = AA_None;
693 entry->aa_default = AA_None;
694 ggo_format &= ~WINE_GGO_GRAY16_BITMAP;
695 ggo_format |= GGO_BITMAP;
696 buflen = GetGlyphOutlineW(physDev->hdc, glyph, ggo_format, &gm, 0, NULL,
697 NULL);
698 }
699 if(buflen == GDI_ERROR) {
700 ERR("GetGlyphOutlineW failed\n");
701 return FALSE;
702 }
703 TRACE("Turning off antialiasing for this monochrome font\n");
704 }
705
706 if(formatEntry->glyphset == 0 && X11DRV_XRender_Installed) {
707 switch(format) {
708 case AA_Grey:
709 pf.depth = 8;
710 pf.direct.alphaMask = 0xff;
711 break;
712
713 default:
714 ERR("aa = %d - not implemented\n", format);
715 case AA_None:
716 pf.depth = 1;
717 pf.direct.alphaMask = 1;
718 break;
719 }
720
721 pf.type = PictTypeDirect;
722 pf.direct.alpha = 0;
723
724 wine_tsx11_lock();
725 formatEntry->font_format = pXRenderFindFormat(gdi_display,
726 PictFormatType |
727 PictFormatDepth |
728 PictFormatAlpha |
729 PictFormatAlphaMask,
730 &pf, 0);
731
732 formatEntry->glyphset = pXRenderCreateGlyphSet(gdi_display, formatEntry->font_format);
733 wine_tsx11_unlock();
734 }
735
736
737 buf = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, buflen);
738 GetGlyphOutlineW(physDev->hdc, glyph, ggo_format, &gm, buflen, buf, NULL);
739 formatEntry->realized[glyph] = TRUE;
740
741 TRACE("buflen = %d. Got metrics: %dx%d adv=%d,%d origin=%ld,%ld\n",
742 buflen,
743 gm.gmBlackBoxX, gm.gmBlackBoxY, gm.gmCellIncX, gm.gmCellIncY,
744 gm.gmptGlyphOrigin.x, gm.gmptGlyphOrigin.y);
745
746 gi.width = gm.gmBlackBoxX;
747 gi.height = gm.gmBlackBoxY;
748 gi.x = -gm.gmptGlyphOrigin.x;
749 gi.y = gm.gmptGlyphOrigin.y;
750 gi.xOff = gm.gmCellIncX;
751 gi.yOff = gm.gmCellIncY;
752
753 if(TRACE_ON(xrender)) {
754 int pitch, i, j;
755 char output[300];
756 unsigned char *line;
757
758 if(format == AA_None) {
759 pitch = ((gi.width + 31) / 32) * 4;
760 for(i = 0; i < gi.height; i++) {
761 line = (unsigned char*) buf + i * pitch;
762 output[0] = '\0';
763 for(j = 0; j < pitch * 8; j++) {
764 strcat(output, (line[j / 8] & (1 << (7 - (j % 8)))) ? "#" : " ");
765 }
766 strcat(output, "\n");
767 TRACE(output);
768 }
769 } else {
770 static const char blks[] = " .:;!o*#";
771 char str[2];
772
773 str[1] = '\0';
774 pitch = ((gi.width + 3) / 4) * 4;
775 for(i = 0; i < gi.height; i++) {
776 line = (unsigned char*) buf + i * pitch;
777 output[0] = '\0';
778 for(j = 0; j < pitch; j++) {
779 str[0] = blks[line[j] >> 5];
780 strcat(output, str);
781 }
782 strcat(output, "\n");
783 TRACE(output);
784 }
785 }
786 }
787
788 if(formatEntry->glyphset) {
789 if(format == AA_None && BitmapBitOrder(gdi_display) != MSBFirst) {
790 unsigned char *byte = (unsigned char*) buf, c;
791 int i = buflen;
792
793 while(i--) {
794 c = *byte;
795
796 /* magic to flip bit order */
797 c = ((c << 1) & 0xaa) | ((c >> 1) & 0x55);
798 c = ((c << 2) & 0xcc) | ((c >> 2) & 0x33);
799 c = ((c << 4) & 0xf0) | ((c >> 4) & 0x0f);
800
801 *byte++ = c;
802 }
803 }
804 gid = glyph;
805 wine_tsx11_lock();
806 pXRenderAddGlyphs(gdi_display, formatEntry->glyphset, &gid, &gi, 1,
807 buf, buflen);
808 wine_tsx11_unlock();
809 HeapFree(GetProcessHeap(), 0, buf);
810 } else {
811 formatEntry->bitmaps[glyph] = buf;
812 memcpy(&formatEntry->gis[glyph], &gi, sizeof(gi));
813 }
814 return TRUE;
815 }
816
817 static void SharpGlyphMono(X11DRV_PDEVICE *physDev, INT x, INT y,
818 void *bitmap, XGlyphInfo *gi)
819 {
820 unsigned char *srcLine = bitmap, *src;
821 unsigned char bits, bitsMask;
822 int width = gi->width;
823 int stride = ((width + 31) & ~31) >> 3;
824 int height = gi->height;
825 int w;
826 int xspan, lenspan;
827
828 TRACE("%d, %d\n", x, y);
829 x -= gi->x;
830 y -= gi->y;
831 while (height--)
832 {
833 src = srcLine;
834 srcLine += stride;
835 w = width;
836
837 bitsMask = 0x80; /* FreeType is always MSB first */
838 bits = *src++;
839
840 xspan = x;
841 while (w)
842 {
843 if (bits & bitsMask)
844 {
845 lenspan = 0;
846 do
847 {
848 lenspan++;
849 if (lenspan == w)
850 break;
851 bitsMask = bitsMask >> 1;
852 if (!bitsMask)
853 {
854 bits = *src++;
855 bitsMask = 0x80;
856 }
857 } while (bits & bitsMask);
858 XFillRectangle (gdi_display, physDev->drawable,
859 physDev->gc, xspan, y, lenspan, 1);
860 xspan += lenspan;
861 w -= lenspan;
862 }
863 else
864 {
865 do
866 {
867 w--;
868 xspan++;
869 if (!w)
870 break;
871 bitsMask = bitsMask >> 1;
872 if (!bitsMask)
873 {
874 bits = *src++;
875 bitsMask = 0x80;
876 }
877 } while (!(bits & bitsMask));
878 }
879 }
880 y++;
881 }
882 }
883
884 static void SharpGlyphGray(X11DRV_PDEVICE *physDev, INT x, INT y,
885 void *bitmap, XGlyphInfo *gi)
886 {
887 unsigned char *srcLine = bitmap, *src, bits;
888 int width = gi->width;
889 int stride = ((width + 3) & ~3);
890 int height = gi->height;
891 int w;
892 int xspan, lenspan;
893
894 x -= gi->x;
895 y -= gi->y;
896 while (height--)
897 {
898 src = srcLine;
899 srcLine += stride;
900 w = width;
901
902 bits = *src++;
903 xspan = x;
904 while (w)
905 {
906 if (bits >= 0x80)
907 {
908 lenspan = 0;
909 do
910 {
911 lenspan++;
912 if (lenspan == w)
913 break;
914 bits = *src++;
915 } while (bits >= 0x80);
916 XFillRectangle (gdi_display, physDev->drawable,
917 physDev->gc, xspan, y, lenspan, 1);
918 xspan += lenspan;
919 w -= lenspan;
920 }
921 else
922 {
923 do
924 {
925 w--;
926 xspan++;
927 if (!w)
928 break;
929 bits = *src++;
930 } while (bits < 0x80);
931 }
932 }
933 y++;
934 }
935 }
936
937
938 static void ExamineBitfield (DWORD mask, int *shift, int *len)
939 {
940 int s, l;
941
942 s = 0;
943 while ((mask & 1) == 0)
944 {
945 mask >>= 1;
946 s++;
947 }
948 l = 0;
949 while ((mask & 1) == 1)
950 {
951 mask >>= 1;
952 l++;
953 }
954 *shift = s;
955 *len = l;
956 }
957
958 static DWORD GetField (DWORD pixel, int shift, int len)
959 {
960 pixel = pixel & (((1 << (len)) - 1) << shift);
961 pixel = pixel << (32 - (shift + len)) >> 24;
962 while (len < 8)
963 {
964 pixel |= (pixel >> len);
965 len <<= 1;
966 }
967 return pixel;
968 }
969
970
971 static DWORD PutField (DWORD pixel, int shift, int len)
972 {
973 shift = shift - (8 - len);
974 if (len <= 8)
975 pixel &= (((1 << len) - 1) << (8 - len));
976 if (shift < 0)
977 pixel >>= -shift;
978 else
979 pixel <<= shift;
980 return pixel;
981 }
982
983 static void SmoothGlyphGray(XImage *image, int x, int y, void *bitmap, XGlyphInfo *gi,
984 int color)
985 {
986 int r_shift, r_len;
987 int g_shift, g_len;
988 int b_shift, b_len;
989 BYTE *maskLine, *mask, m;
990 int maskStride;
991 DWORD pixel;
992 int width, height;
993 int w, tx;
994 BYTE src_r, src_g, src_b;
995
996 x -= gi->x;
997 y -= gi->y;
998 width = gi->width;
999 height = gi->height;
1000
1001 maskLine = (unsigned char *) bitmap;
1002 maskStride = (width + 3) & ~3;
1003
1004 ExamineBitfield (image->red_mask, &r_shift, &r_len);
1005 ExamineBitfield (image->green_mask, &g_shift, &g_len);
1006 ExamineBitfield (image->blue_mask, &b_shift, &b_len);
1007
1008 src_r = GetField(color, r_shift, r_len);
1009 src_g = GetField(color, g_shift, g_len);
1010 src_b = GetField(color, b_shift, b_len);
1011
1012 for(; height--; y++)
1013 {
1014 mask = maskLine;
1015 maskLine += maskStride;
1016 w = width;
1017 tx = x;
1018
1019 if(y < 0) continue;
1020 if(y >= image->height) break;
1021
1022 for(; w--; tx++)
1023 {
1024 if(tx >= image->width) break;
1025
1026 m = *mask++;
1027 if(tx < 0) continue;
1028
1029 if (m == 0xff)
1030 XPutPixel (image, tx, y, color);
1031 else if (m)
1032 {
1033 BYTE r, g, b;
1034
1035 pixel = XGetPixel (image, tx, y);
1036
1037 r = GetField(pixel, r_shift, r_len);
1038 r = ((BYTE)~m * (WORD)r + (BYTE)m * (WORD)src_r) >> 8;
1039 g = GetField(pixel, g_shift, g_len);
1040 g = ((BYTE)~m * (WORD)g + (BYTE)m * (WORD)src_g) >> 8;
1041 b = GetField(pixel, b_shift, b_len);
1042 b = ((BYTE)~m * (WORD)b + (BYTE)m * (WORD)src_b) >> 8;
1043
1044 pixel = (PutField (r, r_shift, r_len) |
1045 PutField (g, g_shift, g_len) |
1046 PutField (b, b_shift, b_len));
1047 XPutPixel (image, tx, y, pixel);
1048 }
1049 }
1050 }
1051 }
1052
1053 static int XRenderErrorHandler(Display *dpy, XErrorEvent *event, void *arg)
1054 {
1055 return 1;
1056 }
1057
1058 /***********************************************************************
1059 * X11DRV_XRender_ExtTextOut
1060 */
1061 BOOL X11DRV_XRender_ExtTextOut( X11DRV_PDEVICE *physDev, INT x, INT y, UINT flags,
1062 const RECT *lprect, LPCWSTR wstr, UINT count,
1063 const INT *lpDx )
1064 {
1065 XRenderColor col;
1066 RGNDATA *data;
1067 XGCValues xgcval;
1068 int render_op = PictOpOver;
1069 gsCacheEntry *entry;
1070 gsCacheEntryFormat *formatEntry;
1071 BOOL retv = FALSE;
1072 HDC hdc = physDev->hdc;
1073 int textPixel, backgroundPixel;
1074 HRGN saved_region = 0;
1075 BOOL disable_antialias = FALSE;
1076 AA_Type antialias = AA_None;
1077 DIBSECTION bmp;
1078 unsigned int idx;
1079 double cosEsc, sinEsc;
1080 LOGFONTW lf;
1081
1082 /* Do we need to disable antialiasing because of palette mode? */
1083 if( !physDev->bitmap || GetObjectW( physDev->bitmap->hbitmap, sizeof(bmp), &bmp ) != sizeof(bmp) ) {
1084 TRACE("bitmap is not a DIB\n");
1085 }
1086 else if (bmp.dsBmih.biBitCount <= 8) {
1087 TRACE("Disabling antialiasing\n");
1088 disable_antialias = TRUE;
1089 }
1090
1091 xgcval.function = GXcopy;
1092 xgcval.background = physDev->backgroundPixel;
1093 xgcval.fill_style = FillSolid;
1094 wine_tsx11_lock();
1095 XChangeGC( gdi_display, physDev->gc, GCFunction | GCBackground | GCFillStyle, &xgcval );
1096 wine_tsx11_unlock();
1097
1098 X11DRV_LockDIBSection( physDev, DIB_Status_GdiMod, FALSE );
1099
1100 if(physDev->depth == 1) {
1101 if((physDev->textPixel & 0xffffff) == 0) {
1102 textPixel = 0;
1103 backgroundPixel = 1;
1104 } else {
1105 textPixel = 1;
1106 backgroundPixel = 0;
1107 }
1108 } else {
1109 textPixel = physDev->textPixel;
1110 backgroundPixel = physDev->backgroundPixel;
1111 }
1112
1113 if(flags & ETO_OPAQUE)
1114 {
1115 wine_tsx11_lock();
1116 XSetForeground( gdi_display, physDev->gc, backgroundPixel );
1117 XFillRectangle( gdi_display, physDev->drawable, physDev->gc,
1118 physDev->org.x + lprect->left, physDev->org.y + lprect->top,
1119 lprect->right - lprect->left, lprect->bottom - lprect->top );
1120 wine_tsx11_unlock();
1121 }
1122
1123 if(count == 0)
1124 {
1125 retv = TRUE;
1126 goto done_unlock;
1127 }
1128
1129
1130 GetObjectW(GetCurrentObject(physDev->hdc, OBJ_FONT), sizeof(lf), &lf);
1131 if(lf.lfEscapement != 0) {
1132 cosEsc = cos(lf.lfEscapement * M_PI / 1800);
1133 sinEsc = sin(lf.lfEscapement * M_PI / 1800);
1134 } else {
1135 cosEsc = 1;
1136 sinEsc = 0;
1137 }
1138
1139 if (flags & ETO_CLIPPED)
1140 {
1141 HRGN clip_region;
1142
1143 clip_region = CreateRectRgnIndirect( lprect );
1144 /* make a copy of the current device region */
1145 saved_region = CreateRectRgn( 0, 0, 0, 0 );
1146 CombineRgn( saved_region, physDev->region, 0, RGN_COPY );
1147 X11DRV_SetDeviceClipping( physDev, saved_region, clip_region );
1148 DeleteObject( clip_region );
1149 }
1150
1151 if(X11DRV_XRender_Installed) {
1152 if(!physDev->xrender->pict) {
1153 XRenderPictureAttributes pa;
1154 pa.subwindow_mode = IncludeInferiors;
1155
1156 wine_tsx11_lock();
1157 physDev->xrender->pict = pXRenderCreatePicture(gdi_display,
1158 physDev->drawable,
1159 (physDev->depth == 1) ?
1160 mono_format : screen_format,
1161 CPSubwindowMode, &pa);
1162 wine_tsx11_unlock();
1163
1164 TRACE("allocing pict = %lx dc = %p drawable = %08lx\n",
1165 physDev->xrender->pict, hdc, physDev->drawable);
1166 } else {
1167 TRACE("using existing pict = %lx dc = %p drawable = %08lx\n",
1168 physDev->xrender->pict, hdc, physDev->drawable);
1169 }
1170
1171 if ((data = X11DRV_GetRegionData( physDev->region, 0 )))
1172 {
1173 wine_tsx11_lock();
1174 pXRenderSetPictureClipRectangles( gdi_display, physDev->xrender->pict,
1175 physDev->org.x, physDev->org.y,
1176 (XRectangle *)data->Buffer, data->rdh.nCount );
1177 wine_tsx11_unlock();
1178 HeapFree( GetProcessHeap(), 0, data );
1179 }
1180 }
1181
1182 if(X11DRV_XRender_Installed) {
1183 /* Create a 1x1 pixmap to tile over the font mask */
1184 if(!physDev->xrender->tile_xpm) {
1185 XRenderPictureAttributes pa;
1186
1187 XRenderPictFormat *format = (physDev->depth == 1) ? mono_format : screen_format;
1188 wine_tsx11_lock();
1189 physDev->xrender->tile_xpm = XCreatePixmap(gdi_display,
1190 physDev->drawable,
1191 1, 1,
1192 format->depth);
1193 pa.repeat = True;
1194 physDev->xrender->tile_pict = pXRenderCreatePicture(gdi_display,
1195 physDev->xrender->tile_xpm,
1196 format,
1197 CPRepeat, &pa);
1198 wine_tsx11_unlock();
1199 TRACE("Created pixmap of depth %d\n", format->depth);
1200 /* init lastTextColor to something different from textPixel */
1201 physDev->xrender->lastTextColor = ~physDev->textPixel;
1202
1203 }
1204
1205 if(physDev->textPixel != physDev->xrender->lastTextColor) {
1206 if(physDev->depth != 1) {
1207 /* Map 0 -- 0xff onto 0 -- 0xffff */
1208 int r_shift, r_len;
1209 int g_shift, g_len;
1210 int b_shift, b_len;
1211
1212 ExamineBitfield (visual->red_mask, &r_shift, &r_len );
1213 ExamineBitfield (visual->green_mask, &g_shift, &g_len);
1214 ExamineBitfield (visual->blue_mask, &b_shift, &b_len);
1215
1216 col.red = GetField(physDev->textPixel, r_shift, r_len);
1217 col.red |= col.red << 8;
1218 col.green = GetField(physDev->textPixel, g_shift, g_len);
1219 col.green |= col.green << 8;
1220 col.blue = GetField(physDev->textPixel, b_shift, b_len);
1221 col.blue |= col.blue << 8;
1222 col.alpha = 0x0;
1223 } else { /* for a 1bpp bitmap we always need a 1 in the tile */
1224 col.red = col.green = col.blue = 0;
1225 col.alpha = 0xffff;
1226 }
1227 wine_tsx11_lock();
1228 pXRenderFillRectangle(gdi_display, PictOpSrc,
1229 physDev->xrender->tile_pict,
1230 &col, 0, 0, 1, 1);
1231 wine_tsx11_unlock();
1232 physDev->xrender->lastTextColor = physDev->textPixel;
1233 }
1234
1235 /* FIXME the mapping of Text/BkColor onto 1 or 0 needs investigation.
1236 */
1237 if((physDev->depth == 1) && (textPixel == 0))
1238 render_op = PictOpOutReverse; /* This gives us 'black' text */
1239 }
1240
1241 EnterCriticalSection(&xrender_cs);
1242 entry = glyphsetCache + physDev->xrender->cache_index;
1243 if( disable_antialias == FALSE )
1244 antialias = entry->aa_default;
1245 formatEntry = entry->format[antialias];
1246
1247 for(idx = 0; idx < count; idx++) {
1248 if( !formatEntry ) {
1249 UploadGlyph(physDev, wstr[idx], antialias);
1250 formatEntry = entry->format[antialias];
1251 } else if( wstr[idx] >= formatEntry->nrealized || formatEntry->realized[wstr[idx]] == FALSE) {
1252 UploadGlyph(physDev, wstr[idx], antialias);
1253 }
1254 }
1255 assert(formatEntry);
1256
1257 TRACE("Writing %s at %ld,%ld\n", debugstr_wn(wstr,count),
1258 physDev->org.x + x, physDev->org.y + y);
1259
1260 if(X11DRV_XRender_Installed) {
1261 wine_tsx11_lock();
1262 if(!lpDx)
1263 pXRenderCompositeString16(gdi_display, render_op,
1264 physDev->xrender->tile_pict,
1265 physDev->xrender->pict,
1266 formatEntry->font_format, formatEntry->glyphset,
1267 0, 0, physDev->org.x + x, physDev->org.y + y,
1268 wstr, count);
1269 else {
1270 INT offset = 0, xoff = 0, yoff = 0;
1271 for(idx = 0; idx < count; idx++) {
1272 pXRenderCompositeString16(gdi_display, render_op,
1273 physDev->xrender->tile_pict,
1274 physDev->xrender->pict,
1275 formatEntry->font_format, formatEntry->glyphset,
1276 0, 0, physDev->org.x + x + xoff,
1277 physDev->org.y + y + yoff,
1278 wstr + idx, 1);
1279 offset += lpDx[idx];
1280 xoff = offset * cosEsc;
1281 yoff = offset * -sinEsc;
1282 }
1283 }
1284 wine_tsx11_unlock();
1285
1286 } else {
1287 INT offset = 0, xoff = 0, yoff = 0;
1288 wine_tsx11_lock();
1289 XSetForeground( gdi_display, physDev->gc, textPixel );
1290
1291 if(antialias == AA_None) {
1292 for(idx = 0; idx < count; idx++) {
1293 SharpGlyphMono(physDev, physDev->org.x + x + xoff,
1294 physDev->org.y + y + yoff,
1295 formatEntry->bitmaps[wstr[idx]],
1296 &formatEntry->gis[wstr[idx]]);
1297 if(lpDx) {
1298 offset += lpDx[idx];
1299 xoff = offset * cosEsc;
1300 yoff = offset * -sinEsc;
1301 } else {
1302 xoff += formatEntry->gis[wstr[idx]].xOff;
1303 yoff += formatEntry->gis[wstr[idx]].yOff;
1304 }
1305 }
1306 } else if(physDev->depth == 1) {
1307 for(idx = 0; idx < count; idx++) {
1308 SharpGlyphGray(physDev, physDev->org.x + x + xoff,
1309 physDev->org.y + y + yoff,
1310 formatEntry->bitmaps[wstr[idx]],
1311 &formatEntry->gis[wstr[idx]]);
1312 if(lpDx) {
1313 offset += lpDx[idx];
1314 xoff = offset * cosEsc;
1315 yoff = offset * -sinEsc;
1316 } else {
1317 xoff += formatEntry->gis[wstr[idx]].xOff;
1318 yoff += formatEntry->gis[wstr[idx]].yOff;
1319 }
1320
1321 }
1322 } else {
1323 XImage *image;
1324 unsigned int w, h, dummy_uint;
1325 Window dummy_window;
1326 int dummy_int;
1327 int image_x, image_y, image_off_x, image_off_y, image_w, image_h;
1328 RECT extents = {0, 0, 0, 0};
1329 POINT cur = {0, 0};
1330
1331
1332 XGetGeometry(gdi_display, physDev->drawable, &dummy_window, &dummy_int, &dummy_int,
1333 &w, &h, &dummy_uint, &dummy_uint);
1334 TRACE("drawable %dx%d\n", w, h);
1335
1336 for(idx = 0; idx < count; idx++) {
1337 if(extents.left > cur.x - formatEntry->gis[wstr[idx]].x)
1338 extents.left = cur.x - formatEntry->gis[wstr[idx]].x;
1339 if(extents.top > cur.y - formatEntry->gis[wstr[idx]].y)
1340 extents.top = cur.y - formatEntry->gis[wstr[idx]].y;
1341 if(extents.right < cur.x - formatEntry->gis[wstr[idx]].x + formatEntry->gis[wstr[idx]].width)
1342 extents.right = cur.x - formatEntry->gis[wstr[idx]].x + formatEntry->gis[wstr[idx]].width;
1343 if(extents.bottom < cur.y - formatEntry->gis[wstr[idx]].y + formatEntry->gis[wstr[idx]].height)
1344 extents.bottom = cur.y - formatEntry->gis[wstr[idx]].y + formatEntry->gis[wstr[idx]].height;
1345 if(lpDx) {
1346 offset += lpDx[idx];
1347 cur.x = offset * cosEsc;
1348 cur.y = offset * -sinEsc;
1349 } else {
1350 cur.x += formatEntry->gis[wstr[idx]].xOff;
1351 cur.y += formatEntry->gis[wstr[idx]].yOff;
1352 }
1353 }
1354 TRACE("glyph extents %ld,%ld - %ld,%ld drawable x,y %ld,%ld\n", extents.left, extents.top,
1355 extents.right, extents.bottom, physDev->org.x + x, physDev->org.y + y);
1356
1357 if(physDev->org.x + x + extents.left >= 0) {
1358 image_x = physDev->org.x + x + extents.left;
1359 image_off_x = 0;
1360 } else {
1361 image_x = 0;
1362 image_off_x = physDev->org.x + x + extents.left;
1363 }
1364 if(physDev->org.y + y + extents.top >= 0) {
1365 image_y = physDev->org.y + y + extents.top;
1366 image_off_y = 0;
1367 } else {
1368 image_y = 0;
1369 image_off_y = physDev->org.y + y + extents.top;
1370 }
1371 if(physDev->org.x + x + extents.right < w)
1372 image_w = physDev->org.x + x + extents.right - image_x;
1373 else
1374 image_w = w - image_x;
1375 if(physDev->org.y + y + extents.bottom < h)
1376 image_h = physDev->org.y + y + extents.bottom - image_y;
1377 else
1378 image_h = h - image_y;
1379
1380 if(image_w <= 0 || image_h <= 0) goto no_image;
1381
1382 X11DRV_expect_error(gdi_display, XRenderErrorHandler, NULL);
1383 image = XGetImage(gdi_display, physDev->drawable,
1384 image_x, image_y, image_w, image_h,
1385 AllPlanes, ZPixmap);
1386 X11DRV_check_error();
1387
1388 TRACE("XGetImage(%p, %x, %d, %d, %d, %d, %lx, %x) depth = %d rets %p\n",
1389 gdi_display, (int)physDev->drawable, image_x, image_y,
1390 image_w, image_h, AllPlanes, ZPixmap,
1391 physDev->depth, image);
1392 if(!image) {
1393 Pixmap xpm = XCreatePixmap(gdi_display, physDev->drawable, image_w, image_h,
1394 physDev->depth);
1395 GC gc;
1396 XGCValues gcv;
1397
1398 gcv.graphics_exposures = False;
1399 gc = XCreateGC(gdi_display, xpm, GCGraphicsExposures, &gcv);
1400 XCopyArea(gdi_display, physDev->drawable, xpm, gc, image_x, image_y,
1401 image_w, image_h, 0, 0);
1402 XFreeGC(gdi_display, gc);
1403 X11DRV_expect_error(gdi_display, XRenderErrorHandler, NULL);
1404 image = XGetImage(gdi_display, xpm, 0, 0, image_w, image_h, AllPlanes,
1405 ZPixmap);
1406 X11DRV_check_error();
1407 XFreePixmap(gdi_display, xpm);
1408 }
1409 if(!image) goto no_image;
1410
1411 image->red_mask = visual->red_mask;
1412 image->green_mask = visual->green_mask;
1413 image->blue_mask = visual->blue_mask;
1414
1415 offset = xoff = yoff = 0;
1416 for(idx = 0; idx < count; idx++) {
1417 SmoothGlyphGray(image, xoff + image_off_x - extents.left,
1418 yoff + image_off_y - extents.top,
1419 formatEntry->bitmaps[wstr[idx]],
1420 &formatEntry->gis[wstr[idx]],
1421 physDev->textPixel);
1422 if(lpDx) {
1423 offset += lpDx[idx];
1424 xoff = offset * cosEsc;
1425 yoff = offset * -sinEsc;
1426 } else {
1427 xoff += formatEntry->gis[wstr[idx]].xOff;
1428 yoff += formatEntry->gis[wstr[idx]].yOff;
1429 }
1430 }
1431 XPutImage(gdi_display, physDev->drawable, physDev->gc, image, 0, 0,
1432 image_x, image_y, image_w, image_h);
1433 XDestroyImage(image);
1434 }
1435 no_image:
1436 wine_tsx11_unlock();
1437 }
1438 LeaveCriticalSection(&xrender_cs);
1439
1440 if (flags & ETO_CLIPPED)
1441 {
1442 /* restore the device region */
1443 X11DRV_SetDeviceClipping( physDev, saved_region, 0 );
1444 DeleteObject( saved_region );
1445 }
1446
1447 retv = TRUE;
1448
1449 done_unlock:
1450 X11DRV_UnlockDIBSection( physDev, TRUE );
1451 return retv;
1452 }
1453
1454 /******************************************************************************
1455 * AlphaBlend (x11drv.@)
1456 */
1457 BOOL X11DRV_AlphaBlend(X11DRV_PDEVICE *devDst, INT xDst, INT yDst, INT widthDst, INT heightDst,
1458 X11DRV_PDEVICE *devSrc, INT xSrc, INT ySrc, INT widthSrc, INT heightSrc,
1459 BLENDFUNCTION blendfn)
1460 {
1461 XRenderPictureAttributes pa;
1462 XRenderPictFormat *src_format;
1463 XRenderPictFormat argb32_templ = {
1464 0, /* id */
1465 PictTypeDirect, /* type */
1466 32, /* depth */
1467 { /* direct */
1468 16, /* direct.red */
1469 0xff, /* direct.redMask */
1470 8, /* direct.green */
1471 0xff, /* direct.greenMask */
1472 0, /* direct.blue */
1473 0xff, /* direct.blueMask */
1474 24, /* direct.alpha */
1475 0xff, /* direct.alphaMask */
1476 },
1477 0, /* colormap */
1478 };
1479 unsigned long argb32_templ_mask =
1480 PictFormatType |
1481 PictFormatDepth |
1482 PictFormatRed |
1483 PictFormatRedMask |
1484 PictFormatGreen |
1485 PictFormatGreenMask |
1486 PictFormatBlue |
1487 PictFormatBlueMask |
1488 PictFormatAlpha |
1489 PictFormatAlphaMask;
1490
1491 Picture dst_pict, src_pict;
1492 Pixmap xpm;
1493 DIBSECTION dib;
1494 XImage *image;
1495 GC gc;
1496 XGCValues gcv;
1497 BYTE *dstbits, *data;
1498 int y, y2;
1499 POINT pts[2];
1500 BOOL top_down = FALSE;
1501 RGNDATA *rgndata;
1502
1503 if(!X11DRV_XRender_Installed) {
1504 FIXME("Unable to AlphaBlend without Xrender\n");
1505 return FALSE;
1506 }
1507 pts[0].x = xDst;
1508 pts[0].y = yDst;
1509 pts[1].x = xDst + widthDst;
1510 pts[1].y = yDst + heightDst;
1511 LPtoDP(devDst->hdc, pts, 2);
1512 xDst = pts[0].x;
1513 yDst = pts[0].y;
1514 widthDst = pts[1].x - pts[0].x;
1515 heightDst = pts[1].y - pts[0].y;
1516
1517 pts[0].x = xSrc;
1518 pts[0].y = ySrc;
1519 pts[1].x = xSrc + widthSrc;
1520 pts[1].y = ySrc + heightSrc;
1521 LPtoDP(devSrc->hdc, pts, 2);
1522 xSrc = pts[0].x;
1523 ySrc = pts[0].y;
1524 widthSrc = pts[1].x - pts[0].x;
1525 heightSrc = pts[1].y - pts[0].y;
1526
1527 #ifndef HAVE_XRENDERSETPICTURETRANSFORM
1528 if(widthDst != widthSrc || heightDst != heightSrc)
1529 #else
1530 if(!pXRenderSetPictureTransform)
1531 #endif
1532 {
1533 FIXME("Unable to Stretch, XRenderSetPictureTransform is currently required\n");
1534 return FALSE;
1535 }
1536
1537 if (!devSrc->bitmap || GetObjectW( devSrc->bitmap->hbitmap, sizeof(dib), &dib ) != sizeof(dib))
1538 {
1539 FIXME("not a dibsection\n");
1540 return FALSE;
1541 }
1542
1543 if(dib.dsBm.bmBitsPixel != 32) {
1544 FIXME("not a 32 bpp dibsection\n");
1545 return FALSE;
1546 }
1547 dstbits = data = HeapAlloc(GetProcessHeap(), 0, heightSrc * widthSrc * 4);
1548
1549 if(dib.dsBmih.biHeight < 0) { /* top-down dib */
1550 top_down = TRUE;
1551 dstbits += widthSrc * (heightSrc - 1) * 4;
1552 y2 = ySrc;
1553 y = y2 + heightSrc;
1554 }
1555 else
1556 {
1557 y = dib.dsBmih.biHeight - ySrc - 1;
1558 y2 = y - heightSrc;
1559 }
1560 for(; y > y2; y--) {
1561 memcpy(dstbits, (char *)dib.dsBm.bmBits + y * dib.dsBm.bmWidthBytes + xSrc * 4,
1562 widthSrc * 4);
1563 dstbits += (top_down ? -1 : 1) * widthSrc * 4;
1564 }
1565
1566 wine_tsx11_lock();
1567 image = XCreateImage(gdi_display, visual, 32, ZPixmap, 0,
1568 (char*) data, widthSrc, heightSrc, 32, widthSrc * 4);
1569
1570 /*
1571 Avoid using XRenderFindStandardFormat as older libraries don't have it
1572 src_format = pXRenderFindStandardFormat(gdi_display, PictStandardARGB32);
1573 */
1574 src_format = pXRenderFindFormat(gdi_display, argb32_templ_mask, &argb32_templ, 0);
1575
1576 TRACE("src_format %p\n", src_format);
1577
1578 pa.subwindow_mode = IncludeInferiors;
1579
1580 /* FIXME use devDst->xrender->pict ? */
1581 dst_pict = pXRenderCreatePicture(gdi_display,
1582 devDst->drawable,
1583 (devDst->depth == 1) ?
1584 mono_format : screen_format,
1585 CPSubwindowMode, &pa);
1586 TRACE("dst_pict %08lx\n", dst_pict);
1587 TRACE("src_drawable = %08lx\n", devSrc->drawable);
1588 xpm = XCreatePixmap(gdi_display,
1589 devSrc->drawable,
1590 widthSrc, heightSrc, 32);
1591 gcv.graphics_exposures = False;
1592 gc = XCreateGC(gdi_display, xpm, GCGraphicsExposures, &gcv);
1593 TRACE("xpm = %08lx\n", xpm);
1594 XPutImage(gdi_display, xpm, gc, image, 0, 0, 0, 0, widthSrc, heightSrc);
1595
1596 src_pict = pXRenderCreatePicture(gdi_display,
1597 xpm, src_format,
1598 CPSubwindowMode, &pa);
1599 TRACE("src_pict %08lx\n", src_pict);
1600
1601 if ((rgndata = X11DRV_GetRegionData( devDst->region, 0 )))
1602 {
1603 pXRenderSetPictureClipRectangles( gdi_display, dst_pict,
1604 devDst->org.x, devDst->org.y,
1605 (XRectangle *)rgndata->Buffer,
1606 rgndata->rdh.nCount );
1607 HeapFree( GetProcessHeap(), 0, rgndata );
1608 }
1609
1610 #ifdef HAVE_XRENDERSETPICTURETRANSFORM
1611 if(widthDst != widthSrc || heightDst != heightSrc) {
1612 double xscale = widthSrc/(double)widthDst;
1613 double yscale = heightSrc/(double)heightDst;
1614 XTransform xform = {{
1615 { XDoubleToFixed(xscale), XDoubleToFixed(0), XDoubleToFixed(0) },
1616 { XDoubleToFixed(0), XDoubleToFixed(yscale), XDoubleToFixed(0) },
1617 { XDoubleToFixed(0), XDoubleToFixed(0), XDoubleToFixed(1) }
1618 }};
1619 pXRenderSetPictureTransform(gdi_display, src_pict, &xform);
1620 }
1621 #endif
1622 pXRenderComposite(gdi_display, PictOpOver, src_pict, 0, dst_pict,
1623 0, 0, 0, 0,
1624 xDst + devDst->org.x, yDst + devDst->org.y, widthDst, heightDst);
1625
1626
1627 pXRenderFreePicture(gdi_display, src_pict);
1628 XFreePixmap(gdi_display, xpm);
1629 XFreeGC(gdi_display, gc);
1630 pXRenderFreePicture(gdi_display, dst_pict);
1631 image->data = NULL;
1632 XDestroyImage(image);
1633
1634 wine_tsx11_unlock();
1635 HeapFree(GetProcessHeap(), 0, data);
1636 return TRUE;
1637 }
1638
1639 #else /* HAVE_X11_EXTENSIONS_XRENDER_H */
1640
1641 void X11DRV_XRender_Init(void)
1642 {
1643 TRACE("XRender support not compiled in.\n");
1644 return;
1645 }
1646
1647 void X11DRV_XRender_Finalize(void)
1648 {
1649 }
1650
1651 BOOL X11DRV_XRender_SelectFont(X11DRV_PDEVICE *physDev, HFONT hfont)
1652 {
1653 assert(0);
1654 return FALSE;
1655 }
1656
1657 void X11DRV_XRender_DeleteDC(X11DRV_PDEVICE *physDev)
1658 {
1659 assert(0);
1660 return;
1661 }
1662
1663 BOOL X11DRV_XRender_ExtTextOut( X11DRV_PDEVICE *physDev, INT x, INT y, UINT flags,
1664 const RECT *lprect, LPCWSTR wstr, UINT count,
1665 const INT *lpDx )
1666 {
1667 assert(0);
1668 return FALSE;
1669 }
1670
1671 void X11DRV_XRender_UpdateDrawable(X11DRV_PDEVICE *physDev)
1672 {
1673 assert(0);
1674 return;
1675 }
1676
1677 /******************************************************************************
1678 * AlphaBlend (x11drv.@)
1679 */
1680 BOOL X11DRV_AlphaBlend(X11DRV_PDEVICE *devDst, INT xDst, INT yDst, INT widthDst, INT heightDst,
1681 X11DRV_PDEVICE *devSrc, INT xSrc, INT ySrc, INT widthSrc, INT heightSrc,
1682 BLENDFUNCTION blendfn)
1683 {
1684 FIXME("not supported - XRENDER headers were missing at compile time\n");
1685 return FALSE;
1686 }
1687
1688 #endif /* HAVE_X11_EXTENSIONS_XRENDER_H */
Maarten's multimedia branch