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programs/wcmd: Rename to programs/cmd.
[wine.git] / dlls / winex11.drv / xrender.c
blob1f40b9bfb21d84633aec2a5b8e1cab726f00eed9
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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, 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 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, &xrender_error_base)) {
204 X11DRV_XRender_Installed = TRUE;
205 TRACE("Xrender is up and running error_base = %d\n", xrender_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 if (!visual->red_mask || !visual->green_mask || !visual->blue_mask) {
243 WARN("one or more of the colour masks are 0, disabling XRENDER. Try running in 16-bit mode or higher.\n");
244 X11DRV_XRender_Installed = FALSE;
245 }
246 }
247 wine_tsx11_unlock();
248 }
249
250 sym_not_found:
251 if(X11DRV_XRender_Installed || client_side_with_core)
252 {
253 glyphsetCache = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
254 sizeof(*glyphsetCache) * INIT_CACHE_SIZE);
255
256 glyphsetCacheSize = INIT_CACHE_SIZE;
257 lastfree = 0;
258 for(i = 0; i < INIT_CACHE_SIZE; i++) {
259 glyphsetCache[i].next = i + 1;
260 glyphsetCache[i].count = -1;
261 }
262 glyphsetCache[i-1].next = -1;
263 using_client_side_fonts = 1;
264
265 if(!X11DRV_XRender_Installed) {
266 TRACE("Xrender is not available on your XServer, client side rendering with the core protocol instead.\n");
267 if(screen_depth <= 8 || !client_side_antialias_with_core)
268 antialias = 0;
269 } else {
270 if(screen_depth <= 8 || !client_side_antialias_with_render)
271 antialias = 0;
272 }
273 }
274 else TRACE("Using X11 core fonts\n");
275 }
276
277 static BOOL fontcmp(LFANDSIZE *p1, LFANDSIZE *p2)
278 {
279 if(p1->hash != p2->hash) return TRUE;
280 if(memcmp(&p1->devsize, &p2->devsize, sizeof(p1->devsize))) return TRUE;
281 if(memcmp(&p1->lf, &p2->lf, offsetof(LOGFONTW, lfFaceName))) return TRUE;
282 return strcmpW(p1->lf.lfFaceName, p2->lf.lfFaceName);
283 }
284
285 #if 0
286 static void walk_cache(void)
287 {
288 int i;
289
290 EnterCriticalSection(&xrender_cs);
291 for(i=mru; i >= 0; i = glyphsetCache[i].next)
292 TRACE("item %d\n", i);
293 LeaveCriticalSection(&xrender_cs);
294 }
295 #endif
296
297 static int LookupEntry(LFANDSIZE *plfsz)
298 {
299 int i, prev_i = -1;
300
301 for(i = mru; i >= 0; i = glyphsetCache[i].next) {
302 TRACE("%d\n", i);
303 if(glyphsetCache[i].count == -1) { /* reached free list so stop */
304 i = -1;
305 break;
306 }
307
308 if(!fontcmp(&glyphsetCache[i].lfsz, plfsz)) {
309 glyphsetCache[i].count++;
310 if(prev_i >= 0) {
311 glyphsetCache[prev_i].next = glyphsetCache[i].next;
312 glyphsetCache[i].next = mru;
313 mru = i;
314 }
315 TRACE("found font in cache %d\n", i);
316 return i;
317 }
318 prev_i = i;
319 }
320 TRACE("font not in cache\n");
321 return -1;
322 }
323
324 static void FreeEntry(int entry)
325 {
326 int i, format;
327
328 for(format = 0; format < AA_MAXVALUE; format++) {
329 gsCacheEntryFormat * formatEntry;
330
331 if( !glyphsetCache[entry].format[format] )
332 continue;
333
334 formatEntry = glyphsetCache[entry].format[format];
335
336 if(formatEntry->glyphset) {
337 wine_tsx11_lock();
338 pXRenderFreeGlyphSet(gdi_display, formatEntry->glyphset);
339 wine_tsx11_unlock();
340 formatEntry->glyphset = 0;
341 }
342 if(formatEntry->nrealized) {
343 HeapFree(GetProcessHeap(), 0, formatEntry->realized);
344 formatEntry->realized = NULL;
345 if(formatEntry->bitmaps) {
346 for(i = 0; i < formatEntry->nrealized; i++)
347 HeapFree(GetProcessHeap(), 0, formatEntry->bitmaps[i]);
348 HeapFree(GetProcessHeap(), 0, formatEntry->bitmaps);
349 formatEntry->bitmaps = NULL;
350 HeapFree(GetProcessHeap(), 0, formatEntry->gis);
351 formatEntry->gis = NULL;
352 }
353 formatEntry->nrealized = 0;
354 }
355
356 HeapFree(GetProcessHeap(), 0, formatEntry);
357 glyphsetCache[entry].format[format] = NULL;
358 }
359 }
360
361 static int AllocEntry(void)
362 {
363 int best = -1, prev_best = -1, i, prev_i = -1;
364
365 if(lastfree >= 0) {
366 assert(glyphsetCache[lastfree].count == -1);
367 glyphsetCache[lastfree].count = 1;
368 best = lastfree;
369 lastfree = glyphsetCache[lastfree].next;
370 assert(best != mru);
371 glyphsetCache[best].next = mru;
372 mru = best;
373
374 TRACE("empty space at %d, next lastfree = %d\n", mru, lastfree);
375 return mru;
376 }
377
378 for(i = mru; i >= 0; i = glyphsetCache[i].next) {
379 if(glyphsetCache[i].count == 0) {
380 best = i;
381 prev_best = prev_i;
382 }
383 prev_i = i;
384 }
385
386 if(best >= 0) {
387 TRACE("freeing unused glyphset at cache %d\n", best);
388 FreeEntry(best);
389 glyphsetCache[best].count = 1;
390 if(prev_best >= 0) {
391 glyphsetCache[prev_best].next = glyphsetCache[best].next;
392 glyphsetCache[best].next = mru;
393 mru = best;
394 } else {
395 assert(mru == best);
396 }
397 return mru;
398 }
399
400 TRACE("Growing cache\n");
401
402 if (glyphsetCache)
403 glyphsetCache = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
404 glyphsetCache,
405 (glyphsetCacheSize + INIT_CACHE_SIZE)
406 * sizeof(*glyphsetCache));
407 else
408 glyphsetCache = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
409 (glyphsetCacheSize + INIT_CACHE_SIZE)
410 * sizeof(*glyphsetCache));
411
412 for(best = i = glyphsetCacheSize; i < glyphsetCacheSize + INIT_CACHE_SIZE;
413 i++) {
414 glyphsetCache[i].next = i + 1;
415 glyphsetCache[i].count = -1;
416 }
417 glyphsetCache[i-1].next = -1;
418 glyphsetCacheSize += INIT_CACHE_SIZE;
419
420 lastfree = glyphsetCache[best].next;
421 glyphsetCache[best].count = 1;
422 glyphsetCache[best].next = mru;
423 mru = best;
424 TRACE("new free cache slot at %d\n", mru);
425 return mru;
426 }
427
428 static BOOL get_gasp_flags(X11DRV_PDEVICE *physDev, WORD *flags)
429 {
430 DWORD size;
431 WORD *gasp, *buffer;
432 WORD num_recs;
433 DWORD ppem;
434 TEXTMETRICW tm;
435
436 *flags = 0;
437
438 size = GetFontData(physDev->hdc, MS_GASP_TAG, 0, NULL, 0);
439 if(size == GDI_ERROR)
440 return FALSE;
441
442 gasp = buffer = HeapAlloc(GetProcessHeap(), 0, size);
443 GetFontData(physDev->hdc, MS_GASP_TAG, 0, gasp, size);
444
445 GetTextMetricsW(physDev->hdc, &tm);
446 ppem = abs(X11DRV_YWStoDS(physDev, tm.tmAscent + tm.tmDescent - tm.tmInternalLeading));
447
448 gasp++;
449 num_recs = get_be_word(*gasp);
450 gasp++;
451 while(num_recs--)
452 {
453 *flags = get_be_word(*(gasp + 1));
454 if(ppem <= get_be_word(*gasp))
455 break;
456 gasp += 2;
457 }
458 TRACE("got flags %04x for ppem %ld\n", *flags, ppem);
459
460 HeapFree(GetProcessHeap(), 0, buffer);
461 return TRUE;
462 }
463
464 static int GetCacheEntry(X11DRV_PDEVICE *physDev, LFANDSIZE *plfsz)
465 {
466 int ret;
467 int format;
468 gsCacheEntry *entry;
469 WORD flags;
470 static int hinter = -1;
471
472 if((ret = LookupEntry(plfsz)) != -1) return ret;
473
474 ret = AllocEntry();
475 entry = glyphsetCache + ret;
476 entry->lfsz = *plfsz;
477 for( format = 0; format < AA_MAXVALUE; format++ ) {
478 assert( !entry->format[format] );
479 }
480
481 if(antialias && plfsz->lf.lfQuality != NONANTIALIASED_QUALITY)
482 {
483 if(hinter == -1)
484 {
485 RASTERIZER_STATUS status;
486 GetRasterizerCaps(&status, sizeof(status));
487 hinter = status.wFlags & WINE_TT_HINTER_ENABLED;
488 }
489 if(!hinter || !get_gasp_flags(physDev, &flags) || flags & GASP_DOGRAY)
490 entry->aa_default = AA_Grey;
491 else
492 entry->aa_default = AA_None;
493 }
494 else
495 entry->aa_default = AA_None;
496
497 return ret;
498 }
499
500 static void dec_ref_cache(int index)
501 {
502 assert(index >= 0);
503 TRACE("dec'ing entry %d to %d\n", index, glyphsetCache[index].count - 1);
504 assert(glyphsetCache[index].count > 0);
505 glyphsetCache[index].count--;
506 }
507
508 static void lfsz_calc_hash(LFANDSIZE *plfsz)
509 {
510 DWORD hash = 0, *ptr;
511 int i;
512
513 hash ^= plfsz->devsize.cx;
514 hash ^= plfsz->devsize.cy;
515 for(i = 0, ptr = (DWORD*)&plfsz->lf; i < 7; i++, ptr++)
516 hash ^= *ptr;
517 for(i = 0, ptr = (DWORD*)&plfsz->lf.lfFaceName; i < LF_FACESIZE/2; i++, ptr++) {
518 WCHAR *pwc = (WCHAR *)ptr;
519 if(!*pwc) break;
520 hash ^= *ptr;
521 pwc++;
522 if(!*pwc) break;
523 }
524 plfsz->hash = hash;
525 return;
526 }
527
528 /***********************************************************************
529 * X11DRV_XRender_Finalize
530 */
531 void X11DRV_XRender_Finalize(void)
532 {
533 int i;
534
535 EnterCriticalSection(&xrender_cs);
536 for(i = mru; i >= 0; i = glyphsetCache[i].next)
537 FreeEntry(i);
538 LeaveCriticalSection(&xrender_cs);
539 }
540
541
542 /***********************************************************************
543 * X11DRV_XRender_SelectFont
544 */
545 BOOL X11DRV_XRender_SelectFont(X11DRV_PDEVICE *physDev, HFONT hfont)
546 {
547 LFANDSIZE lfsz;
548
549 GetObjectW(hfont, sizeof(lfsz.lf), &lfsz.lf);
550 TRACE("h=%ld w=%ld weight=%ld it=%d charset=%d name=%s\n",
551 lfsz.lf.lfHeight, lfsz.lf.lfWidth, lfsz.lf.lfWeight,
552 lfsz.lf.lfItalic, lfsz.lf.lfCharSet, debugstr_w(lfsz.lf.lfFaceName));
553 lfsz.devsize.cx = X11DRV_XWStoDS( physDev, lfsz.lf.lfWidth );
554 lfsz.devsize.cy = X11DRV_YWStoDS( physDev, lfsz.lf.lfHeight );
555 lfsz_calc_hash(&lfsz);
556
557 EnterCriticalSection(&xrender_cs);
558 if(!physDev->xrender) {
559 physDev->xrender = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
560 sizeof(*physDev->xrender));
561 physDev->xrender->cache_index = -1;
562 }
563 else if(physDev->xrender->cache_index != -1)
564 dec_ref_cache(physDev->xrender->cache_index);
565 physDev->xrender->cache_index = GetCacheEntry(physDev, &lfsz);
566 LeaveCriticalSection(&xrender_cs);
567 return 0;
568 }
569
570 /***********************************************************************
571 * X11DRV_XRender_DeleteDC
572 */
573 void X11DRV_XRender_DeleteDC(X11DRV_PDEVICE *physDev)
574 {
575 wine_tsx11_lock();
576 if(physDev->xrender->tile_pict)
577 pXRenderFreePicture(gdi_display, physDev->xrender->tile_pict);
578
579 if(physDev->xrender->tile_xpm)
580 XFreePixmap(gdi_display, physDev->xrender->tile_xpm);
581
582 if(physDev->xrender->pict) {
583 TRACE("freeing pict = %lx dc = %p\n", physDev->xrender->pict, physDev->hdc);
584 pXRenderFreePicture(gdi_display, physDev->xrender->pict);
585 }
586 wine_tsx11_unlock();
587
588 EnterCriticalSection(&xrender_cs);
589 if(physDev->xrender->cache_index != -1)
590 dec_ref_cache(physDev->xrender->cache_index);
591 LeaveCriticalSection(&xrender_cs);
592
593 HeapFree(GetProcessHeap(), 0, physDev->xrender);
594 physDev->xrender = NULL;
595 return;
596 }
597
598 /***********************************************************************
599 * X11DRV_XRender_UpdateDrawable
600 *
601 * This gets called from X11DRV_SetDrawable and X11DRV_SelectBitmap.
602 * It deletes the pict when the drawable changes.
603 */
604 void X11DRV_XRender_UpdateDrawable(X11DRV_PDEVICE *physDev)
605 {
606 if(physDev->xrender->pict) {
607 TRACE("freeing pict %08lx from dc %p drawable %08lx\n", physDev->xrender->pict,
608 physDev->hdc, physDev->drawable);
609 wine_tsx11_lock();
610 XFlush(gdi_display);
611 pXRenderFreePicture(gdi_display, physDev->xrender->pict);
612 wine_tsx11_unlock();
613 }
614 physDev->xrender->pict = 0;
615 return;
616 }
617
618 /************************************************************************
619 * UploadGlyph
620 *
621 * Helper to ExtTextOut. Must be called inside xrender_cs
622 */
623 static BOOL UploadGlyph(X11DRV_PDEVICE *physDev, int glyph, AA_Type format)
624 {
625 unsigned int buflen;
626 char *buf;
627 Glyph gid;
628 GLYPHMETRICS gm;
629 XGlyphInfo gi;
630 gsCacheEntry *entry = glyphsetCache + physDev->xrender->cache_index;
631 gsCacheEntryFormat *formatEntry;
632 UINT ggo_format = GGO_GLYPH_INDEX;
633 XRenderPictFormat pf;
634
635 switch(format) {
636 case AA_Grey:
637 ggo_format |= WINE_GGO_GRAY16_BITMAP;
638 break;
639
640 default:
641 ERR("aa = %d - not implemented\n", format);
642 case AA_None:
643 ggo_format |= GGO_BITMAP;
644 break;
645 }
646
647 buflen = GetGlyphOutlineW(physDev->hdc, glyph, ggo_format, &gm, 0, NULL,
648 NULL);
649 if(buflen == GDI_ERROR) {
650 if(format != AA_None) {
651 format = AA_None;
652 entry->aa_default = AA_None;
653 ggo_format &= ~WINE_GGO_GRAY16_BITMAP;
654 ggo_format |= GGO_BITMAP;
655 buflen = GetGlyphOutlineW(physDev->hdc, glyph, ggo_format, &gm, 0, NULL,
656 NULL);
657 }
658 if(buflen == GDI_ERROR) {
659 ERR("GetGlyphOutlineW failed\n");
660 return FALSE;
661 }
662 TRACE("Turning off antialiasing for this monochrome font\n");
663 }
664
665 /* If there is nothing for the current type, we create the entry. */
666 if( !entry->format[format] ) {
667 entry->format[format] = HeapAlloc(GetProcessHeap(),
668 HEAP_ZERO_MEMORY,
669 sizeof(gsCacheEntryFormat));
670 }
671 formatEntry = entry->format[format];
672
673 if(formatEntry->nrealized <= glyph) {
674 formatEntry->nrealized = (glyph / 128 + 1) * 128;
675
676 if (formatEntry->realized)
677 formatEntry->realized = HeapReAlloc(GetProcessHeap(),
678 HEAP_ZERO_MEMORY,
679 formatEntry->realized,
680 formatEntry->nrealized * sizeof(BOOL));
681 else
682 formatEntry->realized = HeapAlloc(GetProcessHeap(),
683 HEAP_ZERO_MEMORY,
684 formatEntry->nrealized * sizeof(BOOL));
685
686 if(!X11DRV_XRender_Installed) {
687 if (formatEntry->bitmaps)
688 formatEntry->bitmaps = HeapReAlloc(GetProcessHeap(),
689 HEAP_ZERO_MEMORY,
690 formatEntry->bitmaps,
691 formatEntry->nrealized * sizeof(formatEntry->bitmaps[0]));
692 else
693 formatEntry->bitmaps = HeapAlloc(GetProcessHeap(),
694 HEAP_ZERO_MEMORY,
695 formatEntry->nrealized * sizeof(formatEntry->bitmaps[0]));
696
697 if (formatEntry->gis)
698 formatEntry->gis = HeapReAlloc(GetProcessHeap(),
699 HEAP_ZERO_MEMORY,
700 formatEntry->gis,
701 formatEntry->nrealized * sizeof(formatEntry->gis[0]));
702 else
703 formatEntry->gis = HeapAlloc(GetProcessHeap(),
704 HEAP_ZERO_MEMORY,
705 formatEntry->nrealized * sizeof(formatEntry->gis[0]));
706 }
707 }
708
709
710 if(formatEntry->glyphset == 0 && X11DRV_XRender_Installed) {
711 switch(format) {
712 case AA_Grey:
713 pf.depth = 8;
714 pf.direct.alphaMask = 0xff;
715 break;
716
717 default:
718 ERR("aa = %d - not implemented\n", format);
719 case AA_None:
720 pf.depth = 1;
721 pf.direct.alphaMask = 1;
722 break;
723 }
724
725 pf.type = PictTypeDirect;
726 pf.direct.alpha = 0;
727
728 wine_tsx11_lock();
729 formatEntry->font_format = pXRenderFindFormat(gdi_display,
730 PictFormatType |
731 PictFormatDepth |
732 PictFormatAlpha |
733 PictFormatAlphaMask,
734 &pf, 0);
735
736 formatEntry->glyphset = pXRenderCreateGlyphSet(gdi_display, formatEntry->font_format);
737 wine_tsx11_unlock();
738 }
739
740
741 buf = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, buflen);
742 GetGlyphOutlineW(physDev->hdc, glyph, ggo_format, &gm, buflen, buf, NULL);
743 formatEntry->realized[glyph] = TRUE;
744
745 TRACE("buflen = %d. Got metrics: %dx%d adv=%d,%d origin=%ld,%ld\n",
746 buflen,
747 gm.gmBlackBoxX, gm.gmBlackBoxY, gm.gmCellIncX, gm.gmCellIncY,
748 gm.gmptGlyphOrigin.x, gm.gmptGlyphOrigin.y);
749
750 gi.width = gm.gmBlackBoxX;
751 gi.height = gm.gmBlackBoxY;
752 gi.x = -gm.gmptGlyphOrigin.x;
753 gi.y = gm.gmptGlyphOrigin.y;
754 gi.xOff = gm.gmCellIncX;
755 gi.yOff = gm.gmCellIncY;
756
757 if(TRACE_ON(xrender)) {
758 int pitch, i, j;
759 char output[300];
760 unsigned char *line;
761
762 if(format == AA_None) {
763 pitch = ((gi.width + 31) / 32) * 4;
764 for(i = 0; i < gi.height; i++) {
765 line = (unsigned char*) buf + i * pitch;
766 output[0] = '\0';
767 for(j = 0; j < pitch * 8; j++) {
768 strcat(output, (line[j / 8] & (1 << (7 - (j % 8)))) ? "#" : " ");
769 }
770 strcat(output, "\n");
771 TRACE(output);
772 }
773 } else {
774 static const char blks[] = " .:;!o*#";
775 char str[2];
776
777 str[1] = '\0';
778 pitch = ((gi.width + 3) / 4) * 4;
779 for(i = 0; i < gi.height; i++) {
780 line = (unsigned char*) buf + i * pitch;
781 output[0] = '\0';
782 for(j = 0; j < pitch; j++) {
783 str[0] = blks[line[j] >> 5];
784 strcat(output, str);
785 }
786 strcat(output, "\n");
787 TRACE(output);
788 }
789 }
790 }
791
792 if(formatEntry->glyphset) {
793 if(format == AA_None && BitmapBitOrder(gdi_display) != MSBFirst) {
794 unsigned char *byte = (unsigned char*) buf, c;
795 int i = buflen;
796
797 while(i--) {
798 c = *byte;
799
800 /* magic to flip bit order */
801 c = ((c << 1) & 0xaa) | ((c >> 1) & 0x55);
802 c = ((c << 2) & 0xcc) | ((c >> 2) & 0x33);
803 c = ((c << 4) & 0xf0) | ((c >> 4) & 0x0f);
804
805 *byte++ = c;
806 }
807 }
808 gid = glyph;
809 wine_tsx11_lock();
810 pXRenderAddGlyphs(gdi_display, formatEntry->glyphset, &gid, &gi, 1,
811 buf, buflen);
812 wine_tsx11_unlock();
813 HeapFree(GetProcessHeap(), 0, buf);
814 } else {
815 formatEntry->bitmaps[glyph] = buf;
816 memcpy(&formatEntry->gis[glyph], &gi, sizeof(gi));
817 }
818 return TRUE;
819 }
820
821 static void SharpGlyphMono(X11DRV_PDEVICE *physDev, INT x, INT y,
822 void *bitmap, XGlyphInfo *gi)
823 {
824 unsigned char *srcLine = bitmap, *src;
825 unsigned char bits, bitsMask;
826 int width = gi->width;
827 int stride = ((width + 31) & ~31) >> 3;
828 int height = gi->height;
829 int w;
830 int xspan, lenspan;
831
832 TRACE("%d, %d\n", x, y);
833 x -= gi->x;
834 y -= gi->y;
835 while (height--)
836 {
837 src = srcLine;
838 srcLine += stride;
839 w = width;
840
841 bitsMask = 0x80; /* FreeType is always MSB first */
842 bits = *src++;
843
844 xspan = x;
845 while (w)
846 {
847 if (bits & bitsMask)
848 {
849 lenspan = 0;
850 do
851 {
852 lenspan++;
853 if (lenspan == w)
854 break;
855 bitsMask = bitsMask >> 1;
856 if (!bitsMask)
857 {
858 bits = *src++;
859 bitsMask = 0x80;
860 }
861 } while (bits & bitsMask);
862 XFillRectangle (gdi_display, physDev->drawable,
863 physDev->gc, xspan, y, lenspan, 1);
864 xspan += lenspan;
865 w -= lenspan;
866 }
867 else
868 {
869 do
870 {
871 w--;
872 xspan++;
873 if (!w)
874 break;
875 bitsMask = bitsMask >> 1;
876 if (!bitsMask)
877 {
878 bits = *src++;
879 bitsMask = 0x80;
880 }
881 } while (!(bits & bitsMask));
882 }
883 }
884 y++;
885 }
886 }
887
888 static void SharpGlyphGray(X11DRV_PDEVICE *physDev, INT x, INT y,
889 void *bitmap, XGlyphInfo *gi)
890 {
891 unsigned char *srcLine = bitmap, *src, bits;
892 int width = gi->width;
893 int stride = ((width + 3) & ~3);
894 int height = gi->height;
895 int w;
896 int xspan, lenspan;
897
898 x -= gi->x;
899 y -= gi->y;
900 while (height--)
901 {
902 src = srcLine;
903 srcLine += stride;
904 w = width;
905
906 bits = *src++;
907 xspan = x;
908 while (w)
909 {
910 if (bits >= 0x80)
911 {
912 lenspan = 0;
913 do
914 {
915 lenspan++;
916 if (lenspan == w)
917 break;
918 bits = *src++;
919 } while (bits >= 0x80);
920 XFillRectangle (gdi_display, physDev->drawable,
921 physDev->gc, xspan, y, lenspan, 1);
922 xspan += lenspan;
923 w -= lenspan;
924 }
925 else
926 {
927 do
928 {
929 w--;
930 xspan++;
931 if (!w)
932 break;
933 bits = *src++;
934 } while (bits < 0x80);
935 }
936 }
937 y++;
938 }
939 }
940
941
942 static void ExamineBitfield (DWORD mask, int *shift, int *len)
943 {
944 int s, l;
945
946 s = 0;
947 while ((mask & 1) == 0)
948 {
949 mask >>= 1;
950 s++;
951 }
952 l = 0;
953 while ((mask & 1) == 1)
954 {
955 mask >>= 1;
956 l++;
957 }
958 *shift = s;
959 *len = l;
960 }
961
962 static DWORD GetField (DWORD pixel, int shift, int len)
963 {
964 pixel = pixel & (((1 << (len)) - 1) << shift);
965 pixel = pixel << (32 - (shift + len)) >> 24;
966 while (len < 8)
967 {
968 pixel |= (pixel >> len);
969 len <<= 1;
970 }
971 return pixel;
972 }
973
974
975 static DWORD PutField (DWORD pixel, int shift, int len)
976 {
977 shift = shift - (8 - len);
978 if (len <= 8)
979 pixel &= (((1 << len) - 1) << (8 - len));
980 if (shift < 0)
981 pixel >>= -shift;
982 else
983 pixel <<= shift;
984 return pixel;
985 }
986
987 static void SmoothGlyphGray(XImage *image, int x, int y, void *bitmap, XGlyphInfo *gi,
988 int color)
989 {
990 int r_shift, r_len;
991 int g_shift, g_len;
992 int b_shift, b_len;
993 BYTE *maskLine, *mask, m;
994 int maskStride;
995 DWORD pixel;
996 int width, height;
997 int w, tx;
998 BYTE src_r, src_g, src_b;
999
1000 x -= gi->x;
1001 y -= gi->y;
1002 width = gi->width;
1003 height = gi->height;
1004
1005 maskLine = (unsigned char *) bitmap;
1006 maskStride = (width + 3) & ~3;
1007
1008 ExamineBitfield (image->red_mask, &r_shift, &r_len);
1009 ExamineBitfield (image->green_mask, &g_shift, &g_len);
1010 ExamineBitfield (image->blue_mask, &b_shift, &b_len);
1011
1012 src_r = GetField(color, r_shift, r_len);
1013 src_g = GetField(color, g_shift, g_len);
1014 src_b = GetField(color, b_shift, b_len);
1015
1016 for(; height--; y++)
1017 {
1018 mask = maskLine;
1019 maskLine += maskStride;
1020 w = width;
1021 tx = x;
1022
1023 if(y < 0) continue;
1024 if(y >= image->height) break;
1025
1026 for(; w--; tx++)
1027 {
1028 if(tx >= image->width) break;
1029
1030 m = *mask++;
1031 if(tx < 0) continue;
1032
1033 if (m == 0xff)
1034 XPutPixel (image, tx, y, color);
1035 else if (m)
1036 {
1037 BYTE r, g, b;
1038
1039 pixel = XGetPixel (image, tx, y);
1040
1041 r = GetField(pixel, r_shift, r_len);
1042 r = ((BYTE)~m * (WORD)r + (BYTE)m * (WORD)src_r) >> 8;
1043 g = GetField(pixel, g_shift, g_len);
1044 g = ((BYTE)~m * (WORD)g + (BYTE)m * (WORD)src_g) >> 8;
1045 b = GetField(pixel, b_shift, b_len);
1046 b = ((BYTE)~m * (WORD)b + (BYTE)m * (WORD)src_b) >> 8;
1047
1048 pixel = (PutField (r, r_shift, r_len) |
1049 PutField (g, g_shift, g_len) |
1050 PutField (b, b_shift, b_len));
1051 XPutPixel (image, tx, y, pixel);
1052 }
1053 }
1054 }
1055 }
1056
1057 static int XRenderErrorHandler(Display *dpy, XErrorEvent *event, void *arg)
1058 {
1059 return 1;
1060 }
1061
1062 /***********************************************************************
1063 * X11DRV_XRender_ExtTextOut
1064 */
1065 BOOL X11DRV_XRender_ExtTextOut( X11DRV_PDEVICE *physDev, INT x, INT y, UINT flags,
1066 const RECT *lprect, LPCWSTR wstr, UINT count,
1067 const INT *lpDx )
1068 {
1069 XRenderColor col;
1070 RGNDATA *data;
1071 XGCValues xgcval;
1072 int render_op = PictOpOver;
1073 gsCacheEntry *entry;
1074 gsCacheEntryFormat *formatEntry;
1075 BOOL retv = FALSE;
1076 HDC hdc = physDev->hdc;
1077 int textPixel, backgroundPixel;
1078 HRGN saved_region = 0;
1079 BOOL disable_antialias = FALSE;
1080 AA_Type antialias = AA_None;
1081 DIBSECTION bmp;
1082 unsigned int idx;
1083 double cosEsc, sinEsc;
1084 LOGFONTW lf;
1085
1086 /* Do we need to disable antialiasing because of palette mode? */
1087 if( !physDev->bitmap || GetObjectW( physDev->bitmap->hbitmap, sizeof(bmp), &bmp ) != sizeof(bmp) ) {
1088 TRACE("bitmap is not a DIB\n");
1089 }
1090 else if (bmp.dsBmih.biBitCount <= 8) {
1091 TRACE("Disabling antialiasing\n");
1092 disable_antialias = TRUE;
1093 }
1094
1095 xgcval.function = GXcopy;
1096 xgcval.background = physDev->backgroundPixel;
1097 xgcval.fill_style = FillSolid;
1098 wine_tsx11_lock();
1099 XChangeGC( gdi_display, physDev->gc, GCFunction | GCBackground | GCFillStyle, &xgcval );
1100 wine_tsx11_unlock();
1101
1102 X11DRV_LockDIBSection( physDev, DIB_Status_GdiMod, FALSE );
1103
1104 if(physDev->depth == 1) {
1105 if((physDev->textPixel & 0xffffff) == 0) {
1106 textPixel = 0;
1107 backgroundPixel = 1;
1108 } else {
1109 textPixel = 1;
1110 backgroundPixel = 0;
1111 }
1112 } else {
1113 textPixel = physDev->textPixel;
1114 backgroundPixel = physDev->backgroundPixel;
1115 }
1116
1117 if(flags & ETO_OPAQUE)
1118 {
1119 wine_tsx11_lock();
1120 XSetForeground( gdi_display, physDev->gc, backgroundPixel );
1121 XFillRectangle( gdi_display, physDev->drawable, physDev->gc,
1122 physDev->org.x + lprect->left, physDev->org.y + lprect->top,
1123 lprect->right - lprect->left, lprect->bottom - lprect->top );
1124 wine_tsx11_unlock();
1125 }
1126
1127 if(count == 0)
1128 {
1129 retv = TRUE;
1130 goto done_unlock;
1131 }
1132
1133
1134 GetObjectW(GetCurrentObject(physDev->hdc, OBJ_FONT), sizeof(lf), &lf);
1135 if(lf.lfEscapement != 0) {
1136 cosEsc = cos(lf.lfEscapement * M_PI / 1800);
1137 sinEsc = sin(lf.lfEscapement * M_PI / 1800);
1138 } else {
1139 cosEsc = 1;
1140 sinEsc = 0;
1141 }
1142
1143 if (flags & ETO_CLIPPED)
1144 {
1145 HRGN clip_region;
1146
1147 clip_region = CreateRectRgnIndirect( lprect );
1148 /* make a copy of the current device region */
1149 saved_region = CreateRectRgn( 0, 0, 0, 0 );
1150 CombineRgn( saved_region, physDev->region, 0, RGN_COPY );
1151 X11DRV_SetDeviceClipping( physDev, saved_region, clip_region );
1152 DeleteObject( clip_region );
1153 }
1154
1155 if(X11DRV_XRender_Installed) {
1156 if(!physDev->xrender->pict) {
1157 XRenderPictureAttributes pa;
1158 pa.subwindow_mode = IncludeInferiors;
1159
1160 wine_tsx11_lock();
1161 physDev->xrender->pict = pXRenderCreatePicture(gdi_display,
1162 physDev->drawable,
1163 (physDev->depth == 1) ?
1164 mono_format : screen_format,
1165 CPSubwindowMode, &pa);
1166 wine_tsx11_unlock();
1167
1168 TRACE("allocing pict = %lx dc = %p drawable = %08lx\n",
1169 physDev->xrender->pict, hdc, physDev->drawable);
1170 } else {
1171 TRACE("using existing pict = %lx dc = %p drawable = %08lx\n",
1172 physDev->xrender->pict, hdc, physDev->drawable);
1173 }
1174
1175 if ((data = X11DRV_GetRegionData( physDev->region, 0 )))
1176 {
1177 wine_tsx11_lock();
1178 pXRenderSetPictureClipRectangles( gdi_display, physDev->xrender->pict,
1179 physDev->org.x, physDev->org.y,
1180 (XRectangle *)data->Buffer, data->rdh.nCount );
1181 wine_tsx11_unlock();
1182 HeapFree( GetProcessHeap(), 0, data );
1183 }
1184 }
1185
1186 if(X11DRV_XRender_Installed) {
1187 /* Create a 1x1 pixmap to tile over the font mask */
1188 if(!physDev->xrender->tile_xpm) {
1189 XRenderPictureAttributes pa;
1190
1191 XRenderPictFormat *format = (physDev->depth == 1) ? mono_format : screen_format;
1192 wine_tsx11_lock();
1193 physDev->xrender->tile_xpm = XCreatePixmap(gdi_display,
1194 physDev->drawable,
1195 1, 1,
1196 format->depth);
1197 pa.repeat = True;
1198 physDev->xrender->tile_pict = pXRenderCreatePicture(gdi_display,
1199 physDev->xrender->tile_xpm,
1200 format,
1201 CPRepeat, &pa);
1202 wine_tsx11_unlock();
1203 TRACE("Created pixmap of depth %d\n", format->depth);
1204 /* init lastTextColor to something different from textPixel */
1205 physDev->xrender->lastTextColor = ~physDev->textPixel;
1206
1207 }
1208
1209 if(physDev->textPixel != physDev->xrender->lastTextColor) {
1210 if(physDev->depth != 1) {
1211 /* Map 0 -- 0xff onto 0 -- 0xffff */
1212 int r_shift, r_len;
1213 int g_shift, g_len;
1214 int b_shift, b_len;
1215
1216 ExamineBitfield (visual->red_mask, &r_shift, &r_len );
1217 ExamineBitfield (visual->green_mask, &g_shift, &g_len);
1218 ExamineBitfield (visual->blue_mask, &b_shift, &b_len);
1219
1220 col.red = GetField(physDev->textPixel, r_shift, r_len);
1221 col.red |= col.red << 8;
1222 col.green = GetField(physDev->textPixel, g_shift, g_len);
1223 col.green |= col.green << 8;
1224 col.blue = GetField(physDev->textPixel, b_shift, b_len);
1225 col.blue |= col.blue << 8;
1226 col.alpha = 0x0;
1227 } else { /* for a 1bpp bitmap we always need a 1 in the tile */
1228 col.red = col.green = col.blue = 0;
1229 col.alpha = 0xffff;
1230 }
1231 wine_tsx11_lock();
1232 pXRenderFillRectangle(gdi_display, PictOpSrc,
1233 physDev->xrender->tile_pict,
1234 &col, 0, 0, 1, 1);
1235 wine_tsx11_unlock();
1236 physDev->xrender->lastTextColor = physDev->textPixel;
1237 }
1238
1239 /* FIXME the mapping of Text/BkColor onto 1 or 0 needs investigation.
1240 */
1241 if((physDev->depth == 1) && (textPixel == 0))
1242 render_op = PictOpOutReverse; /* This gives us 'black' text */
1243 }
1244
1245 EnterCriticalSection(&xrender_cs);
1246 entry = glyphsetCache + physDev->xrender->cache_index;
1247 if( disable_antialias == FALSE )
1248 antialias = entry->aa_default;
1249 formatEntry = entry->format[antialias];
1250
1251 for(idx = 0; idx < count; idx++) {
1252 if( !formatEntry ) {
1253 UploadGlyph(physDev, wstr[idx], antialias);
1254 /* re-evaluate antialias since aa_default may have changed */
1255 if( disable_antialias == FALSE )
1256 antialias = entry->aa_default;
1257 formatEntry = entry->format[antialias];
1258 } else if( wstr[idx] >= formatEntry->nrealized || formatEntry->realized[wstr[idx]] == FALSE) {
1259 UploadGlyph(physDev, wstr[idx], antialias);
1260 }
1261 }
1262 assert(formatEntry);
1263
1264 TRACE("Writing %s at %ld,%ld\n", debugstr_wn(wstr,count),
1265 physDev->org.x + x, physDev->org.y + y);
1266
1267 if(X11DRV_XRender_Installed) {
1268 wine_tsx11_lock();
1269 if(!lpDx)
1270 pXRenderCompositeString16(gdi_display, render_op,
1271 physDev->xrender->tile_pict,
1272 physDev->xrender->pict,
1273 formatEntry->font_format, formatEntry->glyphset,
1274 0, 0, physDev->org.x + x, physDev->org.y + y,
1275 wstr, count);
1276 else {
1277 INT offset = 0, xoff = 0, yoff = 0;
1278 for(idx = 0; idx < count; idx++) {
1279 pXRenderCompositeString16(gdi_display, render_op,
1280 physDev->xrender->tile_pict,
1281 physDev->xrender->pict,
1282 formatEntry->font_format, formatEntry->glyphset,
1283 0, 0, physDev->org.x + x + xoff,
1284 physDev->org.y + y + yoff,
1285 wstr + idx, 1);
1286 offset += lpDx[idx];
1287 xoff = offset * cosEsc;
1288 yoff = offset * -sinEsc;
1289 }
1290 }
1291 wine_tsx11_unlock();
1292
1293 } else {
1294 INT offset = 0, xoff = 0, yoff = 0;
1295 wine_tsx11_lock();
1296 XSetForeground( gdi_display, physDev->gc, textPixel );
1297
1298 if(antialias == AA_None) {
1299 for(idx = 0; idx < count; idx++) {
1300 SharpGlyphMono(physDev, physDev->org.x + x + xoff,
1301 physDev->org.y + y + yoff,
1302 formatEntry->bitmaps[wstr[idx]],
1303 &formatEntry->gis[wstr[idx]]);
1304 if(lpDx) {
1305 offset += lpDx[idx];
1306 xoff = offset * cosEsc;
1307 yoff = offset * -sinEsc;
1308 } else {
1309 xoff += formatEntry->gis[wstr[idx]].xOff;
1310 yoff += formatEntry->gis[wstr[idx]].yOff;
1311 }
1312 }
1313 } else if(physDev->depth == 1) {
1314 for(idx = 0; idx < count; idx++) {
1315 SharpGlyphGray(physDev, physDev->org.x + x + xoff,
1316 physDev->org.y + y + yoff,
1317 formatEntry->bitmaps[wstr[idx]],
1318 &formatEntry->gis[wstr[idx]]);
1319 if(lpDx) {
1320 offset += lpDx[idx];
1321 xoff = offset * cosEsc;
1322 yoff = offset * -sinEsc;
1323 } else {
1324 xoff += formatEntry->gis[wstr[idx]].xOff;
1325 yoff += formatEntry->gis[wstr[idx]].yOff;
1326 }
1327
1328 }
1329 } else {
1330 XImage *image;
1331 unsigned int w, h, dummy_uint;
1332 Window dummy_window;
1333 int dummy_int;
1334 int image_x, image_y, image_off_x, image_off_y, image_w, image_h;
1335 RECT extents = {0, 0, 0, 0};
1336 POINT cur = {0, 0};
1337
1338
1339 XGetGeometry(gdi_display, physDev->drawable, &dummy_window, &dummy_int, &dummy_int,
1340 &w, &h, &dummy_uint, &dummy_uint);
1341 TRACE("drawable %dx%d\n", w, h);
1342
1343 for(idx = 0; idx < count; idx++) {
1344 if(extents.left > cur.x - formatEntry->gis[wstr[idx]].x)
1345 extents.left = cur.x - formatEntry->gis[wstr[idx]].x;
1346 if(extents.top > cur.y - formatEntry->gis[wstr[idx]].y)
1347 extents.top = cur.y - formatEntry->gis[wstr[idx]].y;
1348 if(extents.right < cur.x - formatEntry->gis[wstr[idx]].x + formatEntry->gis[wstr[idx]].width)
1349 extents.right = cur.x - formatEntry->gis[wstr[idx]].x + formatEntry->gis[wstr[idx]].width;
1350 if(extents.bottom < cur.y - formatEntry->gis[wstr[idx]].y + formatEntry->gis[wstr[idx]].height)
1351 extents.bottom = cur.y - formatEntry->gis[wstr[idx]].y + formatEntry->gis[wstr[idx]].height;
1352 if(lpDx) {
1353 offset += lpDx[idx];
1354 cur.x = offset * cosEsc;
1355 cur.y = offset * -sinEsc;
1356 } else {
1357 cur.x += formatEntry->gis[wstr[idx]].xOff;
1358 cur.y += formatEntry->gis[wstr[idx]].yOff;
1359 }
1360 }
1361 TRACE("glyph extents %ld,%ld - %ld,%ld drawable x,y %ld,%ld\n", extents.left, extents.top,
1362 extents.right, extents.bottom, physDev->org.x + x, physDev->org.y + y);
1363
1364 if(physDev->org.x + x + extents.left >= 0) {
1365 image_x = physDev->org.x + x + extents.left;
1366 image_off_x = 0;
1367 } else {
1368 image_x = 0;
1369 image_off_x = physDev->org.x + x + extents.left;
1370 }
1371 if(physDev->org.y + y + extents.top >= 0) {
1372 image_y = physDev->org.y + y + extents.top;
1373 image_off_y = 0;
1374 } else {
1375 image_y = 0;
1376 image_off_y = physDev->org.y + y + extents.top;
1377 }
1378 if(physDev->org.x + x + extents.right < w)
1379 image_w = physDev->org.x + x + extents.right - image_x;
1380 else
1381 image_w = w - image_x;
1382 if(physDev->org.y + y + extents.bottom < h)
1383 image_h = physDev->org.y + y + extents.bottom - image_y;
1384 else
1385 image_h = h - image_y;
1386
1387 if(image_w <= 0 || image_h <= 0) goto no_image;
1388
1389 X11DRV_expect_error(gdi_display, XRenderErrorHandler, NULL);
1390 image = XGetImage(gdi_display, physDev->drawable,
1391 image_x, image_y, image_w, image_h,
1392 AllPlanes, ZPixmap);
1393 X11DRV_check_error();
1394
1395 TRACE("XGetImage(%p, %x, %d, %d, %d, %d, %lx, %x) depth = %d rets %p\n",
1396 gdi_display, (int)physDev->drawable, image_x, image_y,
1397 image_w, image_h, AllPlanes, ZPixmap,
1398 physDev->depth, image);
1399 if(!image) {
1400 Pixmap xpm = XCreatePixmap(gdi_display, physDev->drawable, image_w, image_h,
1401 physDev->depth);
1402 GC gc;
1403 XGCValues gcv;
1404
1405 gcv.graphics_exposures = False;
1406 gc = XCreateGC(gdi_display, xpm, GCGraphicsExposures, &gcv);
1407 XCopyArea(gdi_display, physDev->drawable, xpm, gc, image_x, image_y,
1408 image_w, image_h, 0, 0);
1409 XFreeGC(gdi_display, gc);
1410 X11DRV_expect_error(gdi_display, XRenderErrorHandler, NULL);
1411 image = XGetImage(gdi_display, xpm, 0, 0, image_w, image_h, AllPlanes,
1412 ZPixmap);
1413 X11DRV_check_error();
1414 XFreePixmap(gdi_display, xpm);
1415 }
1416 if(!image) goto no_image;
1417
1418 image->red_mask = visual->red_mask;
1419 image->green_mask = visual->green_mask;
1420 image->blue_mask = visual->blue_mask;
1421
1422 offset = xoff = yoff = 0;
1423 for(idx = 0; idx < count; idx++) {
1424 SmoothGlyphGray(image, xoff + image_off_x - extents.left,
1425 yoff + image_off_y - extents.top,
1426 formatEntry->bitmaps[wstr[idx]],
1427 &formatEntry->gis[wstr[idx]],
1428 physDev->textPixel);
1429 if(lpDx) {
1430 offset += lpDx[idx];
1431 xoff = offset * cosEsc;
1432 yoff = offset * -sinEsc;
1433 } else {
1434 xoff += formatEntry->gis[wstr[idx]].xOff;
1435 yoff += formatEntry->gis[wstr[idx]].yOff;
1436 }
1437 }
1438 XPutImage(gdi_display, physDev->drawable, physDev->gc, image, 0, 0,
1439 image_x, image_y, image_w, image_h);
1440 XDestroyImage(image);
1441 }
1442 no_image:
1443 wine_tsx11_unlock();
1444 }
1445 LeaveCriticalSection(&xrender_cs);
1446
1447 if (flags & ETO_CLIPPED)
1448 {
1449 /* restore the device region */
1450 X11DRV_SetDeviceClipping( physDev, saved_region, 0 );
1451 DeleteObject( saved_region );
1452 }
1453
1454 retv = TRUE;
1455
1456 done_unlock:
1457 X11DRV_UnlockDIBSection( physDev, TRUE );
1458 return retv;
1459 }
1460
1461 /******************************************************************************
1462 * AlphaBlend (x11drv.@)
1463 */
1464 BOOL X11DRV_AlphaBlend(X11DRV_PDEVICE *devDst, INT xDst, INT yDst, INT widthDst, INT heightDst,
1465 X11DRV_PDEVICE *devSrc, INT xSrc, INT ySrc, INT widthSrc, INT heightSrc,
1466 BLENDFUNCTION blendfn)
1467 {
1468 XRenderPictureAttributes pa;
1469 XRenderPictFormat *src_format;
1470 XRenderPictFormat argb32_templ = {
1471 0, /* id */
1472 PictTypeDirect, /* type */
1473 32, /* depth */
1474 { /* direct */
1475 16, /* direct.red */
1476 0xff, /* direct.redMask */
1477 8, /* direct.green */
1478 0xff, /* direct.greenMask */
1479 0, /* direct.blue */
1480 0xff, /* direct.blueMask */
1481 24, /* direct.alpha */
1482 0xff, /* direct.alphaMask */
1483 },
1484 0, /* colormap */
1485 };
1486 unsigned long argb32_templ_mask =
1487 PictFormatType |
1488 PictFormatDepth |
1489 PictFormatRed |
1490 PictFormatRedMask |
1491 PictFormatGreen |
1492 PictFormatGreenMask |
1493 PictFormatBlue |
1494 PictFormatBlueMask |
1495 PictFormatAlpha |
1496 PictFormatAlphaMask;
1497
1498 Picture dst_pict, src_pict;
1499 Pixmap xpm;
1500 DIBSECTION dib;
1501 XImage *image;
1502 GC gc;
1503 XGCValues gcv;
1504 BYTE *dstbits, *data;
1505 int y, y2;
1506 POINT pts[2];
1507 BOOL top_down = FALSE;
1508 RGNDATA *rgndata;
1509
1510 if(!X11DRV_XRender_Installed) {
1511 FIXME("Unable to AlphaBlend without Xrender\n");
1512 return FALSE;
1513 }
1514 pts[0].x = xDst;
1515 pts[0].y = yDst;
1516 pts[1].x = xDst + widthDst;
1517 pts[1].y = yDst + heightDst;
1518 LPtoDP(devDst->hdc, pts, 2);
1519 xDst = pts[0].x;
1520 yDst = pts[0].y;
1521 widthDst = pts[1].x - pts[0].x;
1522 heightDst = pts[1].y - pts[0].y;
1523
1524 pts[0].x = xSrc;
1525 pts[0].y = ySrc;
1526 pts[1].x = xSrc + widthSrc;
1527 pts[1].y = ySrc + heightSrc;
1528 LPtoDP(devSrc->hdc, pts, 2);
1529 xSrc = pts[0].x;
1530 ySrc = pts[0].y;
1531 widthSrc = pts[1].x - pts[0].x;
1532 heightSrc = pts[1].y - pts[0].y;
1533 if (!widthDst || !heightDst || !widthSrc || !heightSrc) return TRUE;
1534
1535 #ifndef HAVE_XRENDERSETPICTURETRANSFORM
1536 if(widthDst != widthSrc || heightDst != heightSrc)
1537 #else
1538 if(!pXRenderSetPictureTransform)
1539 #endif
1540 {
1541 FIXME("Unable to Stretch, XRenderSetPictureTransform is currently required\n");
1542 return FALSE;
1543 }
1544
1545 if (!devSrc->bitmap || GetObjectW( devSrc->bitmap->hbitmap, sizeof(dib), &dib ) != sizeof(dib))
1546 {
1547 FIXME("not a dibsection\n");
1548 return FALSE;
1549 }
1550
1551 if(dib.dsBm.bmBitsPixel != 32) {
1552 FIXME("not a 32 bpp dibsection\n");
1553 return FALSE;
1554 }
1555 dstbits = data = HeapAlloc(GetProcessHeap(), 0, heightSrc * widthSrc * 4);
1556
1557 if(dib.dsBmih.biHeight < 0) { /* top-down dib */
1558 top_down = TRUE;
1559 dstbits += widthSrc * (heightSrc - 1) * 4;
1560 y2 = ySrc;
1561 y = y2 + heightSrc - 1;
1562 }
1563 else
1564 {
1565 y = dib.dsBmih.biHeight - ySrc - 1;
1566 y2 = y - heightSrc + 1;
1567 }
1568 for(; y >= y2; y--) {
1569 memcpy(dstbits, (char *)dib.dsBm.bmBits + y * dib.dsBm.bmWidthBytes + xSrc * 4,
1570 widthSrc * 4);
1571 dstbits += (top_down ? -1 : 1) * widthSrc * 4;
1572 }
1573
1574 wine_tsx11_lock();
1575 image = XCreateImage(gdi_display, visual, 32, ZPixmap, 0,
1576 (char*) data, widthSrc, heightSrc, 32, widthSrc * 4);
1577
1578 /*
1579 Avoid using XRenderFindStandardFormat as older libraries don't have it
1580 src_format = pXRenderFindStandardFormat(gdi_display, PictStandardARGB32);
1581 */
1582 src_format = pXRenderFindFormat(gdi_display, argb32_templ_mask, &argb32_templ, 0);
1583
1584 TRACE("src_format %p\n", src_format);
1585
1586 pa.subwindow_mode = IncludeInferiors;
1587
1588 /* FIXME use devDst->xrender->pict ? */
1589 dst_pict = pXRenderCreatePicture(gdi_display,
1590 devDst->drawable,
1591 (devDst->depth == 1) ?
1592 mono_format : screen_format,
1593 CPSubwindowMode, &pa);
1594 TRACE("dst_pict %08lx\n", dst_pict);
1595 TRACE("src_drawable = %08lx\n", devSrc->drawable);
1596 xpm = XCreatePixmap(gdi_display,
1597 devSrc->drawable,
1598 widthSrc, heightSrc, 32);
1599 gcv.graphics_exposures = False;
1600 gc = XCreateGC(gdi_display, xpm, GCGraphicsExposures, &gcv);
1601 TRACE("xpm = %08lx\n", xpm);
1602 XPutImage(gdi_display, xpm, gc, image, 0, 0, 0, 0, widthSrc, heightSrc);
1603
1604 src_pict = pXRenderCreatePicture(gdi_display,
1605 xpm, src_format,
1606 CPSubwindowMode, &pa);
1607 TRACE("src_pict %08lx\n", src_pict);
1608
1609 if ((rgndata = X11DRV_GetRegionData( devDst->region, 0 )))
1610 {
1611 pXRenderSetPictureClipRectangles( gdi_display, dst_pict,
1612 devDst->org.x, devDst->org.y,
1613 (XRectangle *)rgndata->Buffer,
1614 rgndata->rdh.nCount );
1615 HeapFree( GetProcessHeap(), 0, rgndata );
1616 }
1617
1618 #ifdef HAVE_XRENDERSETPICTURETRANSFORM
1619 if(widthDst != widthSrc || heightDst != heightSrc) {
1620 double xscale = widthSrc/(double)widthDst;
1621 double yscale = heightSrc/(double)heightDst;
1622 XTransform xform = {{
1623 { XDoubleToFixed(xscale), XDoubleToFixed(0), XDoubleToFixed(0) },
1624 { XDoubleToFixed(0), XDoubleToFixed(yscale), XDoubleToFixed(0) },
1625 { XDoubleToFixed(0), XDoubleToFixed(0), XDoubleToFixed(1) }
1626 }};
1627 pXRenderSetPictureTransform(gdi_display, src_pict, &xform);
1628 }
1629 #endif
1630 pXRenderComposite(gdi_display, PictOpOver, src_pict, 0, dst_pict,
1631 0, 0, 0, 0,
1632 xDst + devDst->org.x, yDst + devDst->org.y, widthDst, heightDst);
1633
1634
1635 pXRenderFreePicture(gdi_display, src_pict);
1636 XFreePixmap(gdi_display, xpm);
1637 XFreeGC(gdi_display, gc);
1638 pXRenderFreePicture(gdi_display, dst_pict);
1639 image->data = NULL;
1640 XDestroyImage(image);
1641
1642 wine_tsx11_unlock();
1643 HeapFree(GetProcessHeap(), 0, data);
1644 return TRUE;
1645 }
1646
1647 #else /* HAVE_X11_EXTENSIONS_XRENDER_H */
1648
1649 void X11DRV_XRender_Init(void)
1650 {
1651 TRACE("XRender support not compiled in.\n");
1652 return;
1653 }
1654
1655 void X11DRV_XRender_Finalize(void)
1656 {
1657 }
1658
1659 BOOL X11DRV_XRender_SelectFont(X11DRV_PDEVICE *physDev, HFONT hfont)
1660 {
1661 assert(0);
1662 return FALSE;
1663 }
1664
1665 void X11DRV_XRender_DeleteDC(X11DRV_PDEVICE *physDev)
1666 {
1667 assert(0);
1668 return;
1669 }
1670
1671 BOOL X11DRV_XRender_ExtTextOut( X11DRV_PDEVICE *physDev, INT x, INT y, UINT flags,
1672 const RECT *lprect, LPCWSTR wstr, UINT count,
1673 const INT *lpDx )
1674 {
1675 assert(0);
1676 return FALSE;
1677 }
1678
1679 void X11DRV_XRender_UpdateDrawable(X11DRV_PDEVICE *physDev)
1680 {
1681 assert(0);
1682 return;
1683 }
1684
1685 /******************************************************************************
1686 * AlphaBlend (x11drv.@)
1687 */
1688 BOOL X11DRV_AlphaBlend(X11DRV_PDEVICE *devDst, INT xDst, INT yDst, INT widthDst, INT heightDst,
1689 X11DRV_PDEVICE *devSrc, INT xSrc, INT ySrc, INT widthSrc, INT heightSrc,
1690 BLENDFUNCTION blendfn)
1691 {
1692 FIXME("not supported - XRENDER headers were missing at compile time\n");
1693 return FALSE;
1694 }
1695
1696 #endif /* HAVE_X11_EXTENSIONS_XRENDER_H */
Windows API implementation