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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.144 by sf-exg, Fri Jan 28 00:20:47 2011 UTC vs.
Revision 1.176 by sf-exg, Mon Dec 12 13:56:03 2011 UTC

1/*----------------------------------------------------------------------* 1/*----------------------------------------------------------------------*
2 * File: background.C - former xpm.C 2 * File: background.C - former xpm.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * 4 *
5 * All portions of code are copyright by their respective author/s. 5 * All portions of code are copyright by their respective author/s.
6 * Copyright (c) 2005-2008 Marc Lehmann <pcg@goof.com> 6 * Copyright (c) 2005-2008 Marc Lehmann <schmorp@schmorp.de>
7 * Copyright (c) 2007 Sasha Vasko <sasha@aftercode.net> 7 * Copyright (c) 2007 Sasha Vasko <sasha@aftercode.net>
8 * Copyright (c) 2010 Emanuele Giaquinta <e.giaquinta@glauco.it> 8 * Copyright (c) 2010 Emanuele Giaquinta <e.giaquinta@glauco.it>
9 * 9 *
10 * This program is free software; you can redistribute it and/or modify 10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by 11 * it under the terms of the GNU General Public License as published by
32 32
33#ifndef FilterConvolution 33#ifndef FilterConvolution
34#define FilterConvolution "convolution" 34#define FilterConvolution "convolution"
35#endif 35#endif
36 36
37/*
38 * Pixmap geometry string interpretation :
39 * Each geometry string contains zero or one scale/position
40 * adjustment and may optionally be followed by a colon and one or more
41 * colon-delimited pixmap operations.
42 * The following table shows the valid geometry strings and their
43 * effects on the background image :
44 *
45 * WxH+X+Y Set scaling to W% by H%, and position to X% by Y%.
46 * W and H are percentages of the terminal window size.
47 * X and Y are also percentages; e.g., +50+50 centers
48 * the image in the window.
49 *
50 * Pixmap Operations : (should be prepended by a colon)
51 * tile Tile image. Scaling/position modifiers above will affect
52 * the tile size and origin.
53 * propscale When scaling, scale proportionally. That is, maintain the
54 * proper aspect ratio for the image. Any portion of the
55 * background not covered by the image is filled with the
56 * current background color.
57 * hscale Scale horizontally, tile vertically ?
58 * vscale Tile horizontally, scale vertically ?
59 * scale Scale both up and down
60 * auto Same as 100x100+50+50
61 */
62
63#ifdef HAVE_BG_PIXMAP 37#ifdef HAVE_BG_PIXMAP
64void 38void
65rxvt_term::bg_destroy () 39rxvt_term::bg_destroy ()
66{ 40{
67#ifdef HAVE_AFTERIMAGE 41#ifdef HAVE_AFTERIMAGE
68 if (original_asim) 42 if (original_asim)
69 safe_asimage_destroy (original_asim); 43 safe_asimage_destroy (original_asim);
44 if (asv)
45 destroy_asvisual (asv, 0);
46 if (asimman)
47 destroy_image_manager (asimman, 0);
70#endif 48#endif
71 49
72#ifdef HAVE_PIXBUF 50#ifdef HAVE_PIXBUF
73 if (pixbuf) 51 if (pixbuf)
74 g_object_unref (pixbuf); 52 g_object_unref (pixbuf);
172 int smaller = min (image_size, window_size); 150 int smaller = min (image_size, window_size);
173 151
174 if (align >= 0 && align <= 100) 152 if (align >= 0 && align <= 100)
175 return diff * align / 100; 153 return diff * align / 100;
176 else if (align > 100 && align <= 200) 154 else if (align > 100 && align <= 200)
177 return ((align - 100) * smaller / 100) + window_size - smaller; 155 return (align - 100) * smaller / 100 + window_size - smaller;
178 else if (align >= -100 && align < 0) 156 else if (align >= -100 && align < 0)
179 return ((align + 100) * smaller / 100) - image_size; 157 return (align + 100) * smaller / 100 - image_size;
180 return 0; 158 return 0;
181} 159}
182 160
183static inline int 161static inline int
184make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size) 162make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)
203{ 181{
204 bool changed = false; 182 bool changed = false;
205 int geom_flags = 0; 183 int geom_flags = 0;
206 int x = 0, y = 0; 184 int x = 0, y = 0;
207 unsigned int w = 0, h = 0; 185 unsigned int w = 0, h = 0;
208 unsigned int n;
209 unsigned long new_flags = (bg_flags & (~BG_GEOMETRY_FLAGS)); 186 unsigned long new_flags = bg_flags & ~BG_GEOMETRY_FLAGS;
210 const char *ops;
211 187
212 if (geom == NULL) 188 if (geom == NULL)
213 return false; 189 return false;
214 190
215 char str[256]; 191 if (geom[0])
216
217 ops = strchr (geom, ':');
218 if (ops == NULL)
219 n = strlen (geom);
220 else
221 n = ops - geom;
222
223 if (n >= sizeof (str))
224 return false;
225
226 memcpy (str, geom, n);
227 str[n] = '\0';
228 rxvt_strtrim (str);
229
230 if (str[0])
231 { 192 {
232 /* we have geometry string - let's handle it prior to applying ops */ 193 char **arr = rxvt_strsplit (':', geom);
194
195 for (int i = 0; arr[i]; i++)
196 {
197 if (!strcasecmp (arr[i], "style=tiled"))
198 {
199 new_flags = BG_TILE;
200 w = h = noScale;
201 x = y = 0;
202 geom_flags = WidthValue|HeightValue|XValue|YValue;
203 }
204 else if (!strcasecmp (arr[i], "style=aspect-stretched"))
205 {
206 new_flags = BG_KEEP_ASPECT;
207 w = h = windowScale;
208 x = y = centerAlign;
209 geom_flags = WidthValue|HeightValue|XValue|YValue;
210 }
211 else if (!strcasecmp (arr[i], "style=stretched"))
212 {
213 new_flags = 0;
214 w = h = windowScale;
215 geom_flags = WidthValue|HeightValue;
216 }
217 else if (!strcasecmp (arr[i], "style=centered"))
218 {
219 new_flags = 0;
220 w = h = noScale;
221 x = y = centerAlign;
222 geom_flags = WidthValue|HeightValue|XValue|YValue;
223 }
224 else if (!strcasecmp (arr[i], "style=root-tiled"))
225 {
226 new_flags = BG_TILE|BG_ROOT_ALIGN;
227 w = h = noScale;
228 geom_flags = WidthValue|HeightValue;
229 }
230 else if (!strcasecmp (arr[i], "op=tile"))
231 new_flags |= BG_TILE;
232 else if (!strcasecmp (arr[i], "op=keep-aspect"))
233 new_flags |= BG_KEEP_ASPECT;
234 else if (!strcasecmp (arr[i], "op=root-align"))
235 new_flags |= BG_ROOT_ALIGN;
236
237 // deprecated
238 else if (!strcasecmp (arr[i], "tile"))
239 {
240 new_flags |= BG_TILE;
241 w = h = noScale;
242 geom_flags |= WidthValue|HeightValue;
243 }
244 else if (!strcasecmp (arr[i], "propscale"))
245 {
246 new_flags |= BG_KEEP_ASPECT;
247 }
248 else if (!strcasecmp (arr[i], "hscale"))
249 {
250 new_flags |= BG_TILE;
251 w = windowScale;
252 h = noScale;
253 geom_flags |= WidthValue|HeightValue;
254 }
255 else if (!strcasecmp (arr[i], "vscale"))
256 {
257 new_flags |= BG_TILE;
258 h = windowScale;
259 w = noScale;
260 geom_flags |= WidthValue|HeightValue;
261 }
262 else if (!strcasecmp (arr[i], "scale"))
263 {
264 w = h = windowScale;
265 geom_flags |= WidthValue|HeightValue;
266 }
267 else if (!strcasecmp (arr[i], "auto"))
268 {
269 w = h = windowScale;
270 x = y = centerAlign;
271 geom_flags |= WidthValue|HeightValue|XValue|YValue;
272 }
273 else if (!strcasecmp (arr[i], "root"))
274 {
275 new_flags |= BG_TILE|BG_ROOT_ALIGN;
276 w = h = noScale;
277 geom_flags |= WidthValue|HeightValue;
278 }
279
280 else
233 geom_flags = XParseGeometry (str, &x, &y, &w, &h); 281 geom_flags |= XParseGeometry (arr[i], &x, &y, &w, &h);
234 } /* done parsing geometry string */ 282 } /* done parsing ops */
283
284 rxvt_free_strsplit (arr);
285 }
235 286
236 if (!update) 287 if (!update)
237 { 288 {
238 if (!(geom_flags & XValue)) 289 if (!(geom_flags & XValue))
239 x = y = defaultAlign; 290 x = y = defaultAlign;
248 w = h; 299 w = h;
249 300
250 geom_flags |= WidthValue|HeightValue|XValue|YValue; 301 geom_flags |= WidthValue|HeightValue|XValue|YValue;
251 } 302 }
252 303
253 if (ops)
254 {
255 char **arr = rxvt_strsplit (':', ops + 1);
256
257 for (int i = 0; arr[i]; i++)
258 {
259 if (!strcasecmp (arr[i], "tile"))
260 {
261 w = h = noScale;
262 geom_flags |= WidthValue|HeightValue;
263 }
264 else if (!strcasecmp (arr[i], "propscale"))
265 {
266 new_flags |= BG_PROP_SCALE;
267 }
268 else if (!strcasecmp (arr[i], "hscale"))
269 {
270 if (w == 0) w = windowScale;
271
272 h = noScale;
273 geom_flags |= WidthValue|HeightValue;
274 }
275 else if (!strcasecmp (arr[i], "vscale"))
276 {
277 if (h == 0) h = windowScale;
278
279 w = noScale;
280 geom_flags |= WidthValue|HeightValue;
281 }
282 else if (!strcasecmp (arr[i], "scale"))
283 {
284 if (h == 0) h = windowScale;
285 if (w == 0) w = windowScale;
286
287 geom_flags |= WidthValue|HeightValue;
288 }
289 else if (!strcasecmp (arr[i], "auto"))
290 {
291 w = h = windowScale;
292 x = y = centerAlign;
293 geom_flags |= WidthValue|HeightValue|XValue|YValue;
294 }
295 else if (!strcasecmp (arr[i], "root"))
296 {
297 new_flags |= BG_ROOT_ALIGN;
298 w = h = noScale;
299 geom_flags |= WidthValue|HeightValue;
300 }
301 } /* done parsing ops */
302
303 rxvt_free_strsplit (arr);
304 }
305
306 if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true; 304 if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;
307 if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true; 305 if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;
308 if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true; 306 if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;
309 if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true; 307 if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
310 308
321rxvt_term::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y) 319rxvt_term::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
322{ 320{
323 int target_width = szHint.width; 321 int target_width = szHint.width;
324 int target_height = szHint.height; 322 int target_height = szHint.height;
325 323
324 w = h_scale * target_width / 100;
325 h = v_scale * target_height / 100;
326
326 if (bg_flags & BG_PROP_SCALE) 327 if (bg_flags & BG_KEEP_ASPECT)
327 { 328 {
328 float scale = (float)target_width / image_width; 329 float scale = (float)w / image_width;
329 min_it (scale, (float)target_height / image_height); 330 min_it (scale, (float)h / image_height);
330 w = image_width * scale + 0.5; 331 w = image_width * scale + 0.5;
331 h = image_height * scale + 0.5; 332 h = image_height * scale + 0.5;
332 } 333 }
333 else
334 {
335 w = h_scale * target_width / 100;
336 h = v_scale * target_height / 100;
337 }
338 334
339 if (!w) w = image_width; 335 if (!w) w = image_width;
340 if (!h) h = image_height; 336 if (!h) h = image_height;
341 337
342 if (bg_flags & BG_ROOT_ALIGN) 338 if (bg_flags & BG_ROOT_ALIGN)
349 x = make_align_position (h_align, target_width, w); 345 x = make_align_position (h_align, target_width, w);
350 y = make_align_position (v_align, target_height, h); 346 y = make_align_position (v_align, target_height, h);
351 } 347 }
352 348
353 bg_flags &= ~BG_IS_SIZE_SENSITIVE; 349 bg_flags &= ~BG_IS_SIZE_SENSITIVE;
354 if ((bg_flags & BG_PROP_SCALE) || h_scale || v_scale 350 if (!(bg_flags & BG_TILE)
351 || h_scale || v_scale
355 || (!(bg_flags & BG_ROOT_ALIGN) && (h_align || v_align)) 352 || (!(bg_flags & BG_ROOT_ALIGN) && (h_align || v_align))
356 || w > target_width || h > target_height) 353 || w > target_width || h > target_height)
357 bg_flags |= BG_IS_SIZE_SENSITIVE; 354 bg_flags |= BG_IS_SIZE_SENSITIVE;
358} 355}
359 356
386 } 383 }
387 384
388 if ((tr_flags & BG_NEEDS_BLUR) && background != NULL) 385 if ((tr_flags & BG_NEEDS_BLUR) && background != NULL)
389 { 386 {
390 ASImage *tmp = blur_asimage_gauss (asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF, 387 ASImage *tmp = blur_asimage_gauss (asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
391 (original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage, 388 ASA_XImage,
392 100, ASIMAGE_QUALITY_DEFAULT); 389 100, ASIMAGE_QUALITY_DEFAULT);
393 if (tmp) 390 if (tmp)
394 { 391 {
395 destroy_asimage (&background); 392 destroy_asimage (&background);
396 background = tmp; 393 background = tmp;
415 412
416 if (!original_asim 413 if (!original_asim
417 || (!(bg_flags & BG_ROOT_ALIGN) 414 || (!(bg_flags & BG_ROOT_ALIGN)
418 && (x >= target_width 415 && (x >= target_width
419 || y >= target_height 416 || y >= target_height
420 || (x + w <= 0) 417 || x + w <= 0
421 || (y + h <= 0)))) 418 || y + h <= 0)))
422 { 419 {
423 if (background) 420 if (background)
424 { 421 {
425 new_pmap_width = background->width; 422 new_pmap_width = background->width;
426 new_pmap_height = background->height; 423 new_pmap_height = background->height;
440 } 437 }
441 else 438 else
442 { 439 {
443 result = original_asim; 440 result = original_asim;
444 441
445 if ((w != original_asim->width) 442 if (w != original_asim->width
446 || (h != original_asim->height)) 443 || h != original_asim->height)
447 { 444 {
448 result = scale_asimage (asv, original_asim, 445 result = scale_asimage (asv, original_asim,
449 w, h, 446 w, h,
450 background ? ASA_ASImage : ASA_XImage, 447 ASA_XImage,
451 100, ASIMAGE_QUALITY_DEFAULT); 448 100, ASIMAGE_QUALITY_DEFAULT);
452 } 449 }
453 450
454 if (background == NULL) 451 if (background == NULL)
455 { 452 {
456 if (h_scale == 0 || v_scale == 0) 453 if (bg_flags & BG_TILE)
457 { 454 {
458 /* if tiling - pixmap has to be sized exactly as the image, 455 /* if tiling - pixmap has to be sized exactly as the image,
459 but there is no need to make it bigger than the window! */ 456 but there is no need to make it bigger than the window! */
460 new_pmap_width = min (result->width, target_width); 457 new_pmap_width = min (result->width, target_width);
461 new_pmap_height = min (result->height, target_height); 458 new_pmap_height = min (result->height, target_height);
486 layers[0].clip_width = target_width; 483 layers[0].clip_width = target_width;
487 layers[0].clip_height = target_height; 484 layers[0].clip_height = target_height;
488 layers[0].tint = background_tint; 485 layers[0].tint = background_tint;
489 layers[1].im = result; 486 layers[1].im = result;
490 487
491 if (h_scale == 0 || v_scale == 0) 488 if (bg_flags & BG_TILE)
492 { 489 {
493 /* tile horizontally */ 490 /* tile horizontally */
494 while (x > 0) x -= (int)result->width; 491 while (x > 0) x -= (int)result->width;
495 layers[1].dst_x = x; 492 layers[1].dst_x = x;
496 layers[1].clip_width = result->width+target_width; 493 layers[1].clip_width = result->width+target_width;
500 /* clip horizontally */ 497 /* clip horizontally */
501 layers[1].dst_x = x; 498 layers[1].dst_x = x;
502 layers[1].clip_width = result->width; 499 layers[1].clip_width = result->width;
503 } 500 }
504 501
505 if (h_scale == 0 || v_scale == 0) 502 if (bg_flags & BG_TILE)
506 { 503 {
507 while (y > 0) y -= (int)result->height; 504 while (y > 0) y -= (int)result->height;
508 layers[1].dst_y = y; 505 layers[1].dst_y = y;
509 layers[1].clip_height = result->height + target_height; 506 layers[1].clip_height = result->height + target_height;
510 } 507 }
560 557
561 int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0; 558 int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
562 int dst_width = result->width, dst_height = result->height; 559 int dst_width = result->width, dst_height = result->height;
563 if (background == NULL) 560 if (background == NULL)
564 { 561 {
565 if (!(h_scale == 0 || v_scale == 0)) 562 if (!(bg_flags & BG_TILE))
566 { 563 {
567 src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width ); 564 src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );
568 src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height); 565 src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
569 } 566 }
570 567
616 else if (depth == 15 || depth == 16) 613 else if (depth == 15 || depth == 16)
617 bytes_per_pixel = 2; 614 bytes_per_pixel = 2;
618 else 615 else
619 return false; 616 return false;
620 617
621 width_r = rxvt_popcount (visual->red_mask); 618 width_r = ecb_popcount32 (visual->red_mask);
622 width_g = rxvt_popcount (visual->green_mask); 619 width_g = ecb_popcount32 (visual->green_mask);
623 width_b = rxvt_popcount (visual->blue_mask); 620 width_b = ecb_popcount32 (visual->blue_mask);
624 621
625 if (width_r > 8 || width_g > 8 || width_b > 8) 622 if (width_r > 8 || width_g > 8 || width_b > 8)
626 return false; 623 return false;
627 624
628 sh_r = rxvt_ctz (visual->red_mask); 625 sh_r = ecb_ctz32 (visual->red_mask);
629 sh_g = rxvt_ctz (visual->green_mask); 626 sh_g = ecb_ctz32 (visual->green_mask);
630 sh_b = rxvt_ctz (visual->blue_mask); 627 sh_b = ecb_ctz32 (visual->blue_mask);
631 628
632 if (width > INT_MAX / height / bytes_per_pixel) 629 if (width > INT_MAX / height / bytes_per_pixel)
633 return false; 630 return false;
634 631
635 data = (char *)malloc (width * height * bytes_per_pixel); 632 data = (char *)malloc (width * height * bytes_per_pixel);
642 { 639 {
643 free (data); 640 free (data);
644 return false; 641 return false;
645 } 642 }
646 643
647 ximage->byte_order = byteorder::big_endian () ? MSBFirst : LSBFirst; 644 ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
648 645
649 rowstride = gdk_pixbuf_get_rowstride (pixbuf); 646 rowstride = gdk_pixbuf_get_rowstride (pixbuf);
650 channels = gdk_pixbuf_get_n_channels (pixbuf); 647 channels = gdk_pixbuf_get_n_channels (pixbuf);
651 row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels; 648 row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
652 line = data; 649 line = data;
705 get_image_geometry (image_width, image_height, w, h, x, y); 702 get_image_geometry (image_width, image_height, w, h, x, y);
706 703
707 if (!(bg_flags & BG_ROOT_ALIGN) 704 if (!(bg_flags & BG_ROOT_ALIGN)
708 && (x >= target_width 705 && (x >= target_width
709 || y >= target_height 706 || y >= target_height
710 || (x + w <= 0) 707 || x + w <= 0
711 || (y + h <= 0))) 708 || y + h <= 0))
712 return false; 709 return false;
713 710
714 result = pixbuf; 711 result = pixbuf;
715 712
716 if ((w != image_width) 713 if (w != image_width
717 || (h != image_height)) 714 || h != image_height)
718 { 715 {
719 result = gdk_pixbuf_scale_simple (pixbuf, 716 result = gdk_pixbuf_scale_simple (pixbuf,
720 w, h, 717 w, h,
721 GDK_INTERP_BILINEAR); 718 GDK_INTERP_BILINEAR);
722 } 719 }
723 720
721 if (!result)
722 return false;
723
724 bool ret = false; 724 bool ret = false;
725 725
726 if (result)
727 {
728 XGCValues gcv; 726 XGCValues gcv;
729 GC gc; 727 GC gc;
730 Pixmap root_pmap; 728 Pixmap root_pmap;
731 729
732 image_width = gdk_pixbuf_get_width (result); 730 image_width = gdk_pixbuf_get_width (result);
733 image_height = gdk_pixbuf_get_height (result); 731 image_height = gdk_pixbuf_get_height (result);
734 732
735 if (tr_flags) 733 if (tr_flags)
736 { 734 {
737 root_pmap = bg_pixmap; 735 root_pmap = bg_pixmap;
738 bg_pixmap = None; 736 bg_pixmap = None;
737 }
738 else
739 {
740 if (bg_flags & BG_TILE)
739 } 741 {
740 else
741 {
742 if (h_scale == 0 || v_scale == 0)
743 {
744 new_pmap_width = min (image_width, target_width); 742 new_pmap_width = min (image_width, target_width);
745 new_pmap_height = min (image_height, target_height); 743 new_pmap_height = min (image_height, target_height);
746 } 744 }
747 } 745 }
748 746
749 if (bg_pixmap == None 747 if (bg_pixmap == None
750 || bg_pmap_width != new_pmap_width 748 || bg_pmap_width != new_pmap_width
751 || bg_pmap_height != new_pmap_height) 749 || bg_pmap_height != new_pmap_height)
752 { 750 {
753 if (bg_pixmap) 751 if (bg_pixmap)
754 XFreePixmap (dpy, bg_pixmap); 752 XFreePixmap (dpy, bg_pixmap);
755 bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth); 753 bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
756 bg_pmap_width = new_pmap_width; 754 bg_pmap_width = new_pmap_width;
757 bg_pmap_height = new_pmap_height; 755 bg_pmap_height = new_pmap_height;
758 } 756 }
759 757
760 gcv.foreground = pix_colors[Color_bg]; 758 gcv.foreground = pix_colors[Color_bg];
761 gc = XCreateGC (dpy, vt, GCForeground, &gcv); 759 gc = XCreateGC (dpy, vt, GCForeground, &gcv);
762 760
763 if (h_scale == 0 || v_scale == 0) 761 if (gc)
762 {
763 if (bg_flags & BG_TILE)
764 { 764 {
765 Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth); 765 Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth);
766 pixbuf_to_pixmap (result, tile, gc, 766 pixbuf_to_pixmap (result, tile, gc,
767 0, 0, 767 0, 0,
768 0, 0, 768 0, 0,
812 Pixmap mask_pmap = XCreatePixmap (dpy, vt, 1, 1, 8); 812 Pixmap mask_pmap = XCreatePixmap (dpy, vt, 1, 1, 8);
813 XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8); 813 XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
814 Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa); 814 Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
815 XFreePixmap (dpy, mask_pmap); 815 XFreePixmap (dpy, mask_pmap);
816 816
817 if (src && dst && mask)
818 {
819 XRenderColor mask_c; 817 XRenderColor mask_c;
820 818
821 mask_c.alpha = 0x8000; 819 mask_c.alpha = 0x8000;
822 mask_c.red = 0; 820 mask_c.red = 0;
823 mask_c.green = 0; 821 mask_c.green = 0;
824 mask_c.blue = 0; 822 mask_c.blue = 0;
825 XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1); 823 XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
826 XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height); 824 XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
827 }
828 825
829 XRenderFreePicture (dpy, src); 826 XRenderFreePicture (dpy, src);
830 XRenderFreePicture (dpy, dst); 827 XRenderFreePicture (dpy, dst);
831 XRenderFreePicture (dpy, mask); 828 XRenderFreePicture (dpy, mask);
832
833 XFreePixmap (dpy, root_pmap);
834 } 829 }
835#endif 830#endif
836 831
837 if (result != pixbuf)
838 g_object_unref (result);
839
840 XFreeGC (dpy, gc); 832 XFreeGC (dpy, gc);
841 833
842 ret = true; 834 ret = true;
843 } 835 }
836
837 if (result != pixbuf)
838 g_object_unref (result);
839
840 if (tr_flags)
841 XFreePixmap (dpy, root_pmap);
844 842
845 return ret; 843 return ret;
846} 844}
847# endif /* HAVE_PIXBUF */ 845# endif /* HAVE_PIXBUF */
848 846
850rxvt_term::bg_set_file (const char *file) 848rxvt_term::bg_set_file (const char *file)
851{ 849{
852 if (!file || !*file) 850 if (!file || !*file)
853 return false; 851 return false;
854 852
853 bool ret = false;
855 if (const char *p = strchr (file, ';')) 854 const char *p = strchr (file, ';');
855
856 if (p)
856 { 857 {
857 size_t len = p - file; 858 size_t len = p - file;
858 char *f = rxvt_temp_buf<char> (len + 1); 859 char *f = rxvt_temp_buf<char> (len + 1);
859 memcpy (f, file, len); 860 memcpy (f, file, len);
860 f[len] = '\0'; 861 f[len] = '\0';
869 { 870 {
870 if (original_asim) 871 if (original_asim)
871 safe_asimage_destroy (original_asim); 872 safe_asimage_destroy (original_asim);
872 original_asim = image; 873 original_asim = image;
873 bg_flags |= BG_IS_FROM_FILE | BG_CLIENT_RENDER; 874 bg_flags |= BG_IS_FROM_FILE | BG_CLIENT_RENDER;
874 return true; 875 ret = true;
875 } 876 }
876# endif 877# endif
877 878
878# ifdef HAVE_PIXBUF 879# ifdef HAVE_PIXBUF
879 GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL); 880 GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
881 { 882 {
882 if (pixbuf) 883 if (pixbuf)
883 g_object_unref (pixbuf); 884 g_object_unref (pixbuf);
884 pixbuf = image; 885 pixbuf = image;
885 bg_flags |= BG_IS_FROM_FILE; 886 bg_flags |= BG_IS_FROM_FILE;
886 return true; 887 ret = true;
887 } 888 }
888# endif 889# endif
889 890
891 if (ret)
892 {
893 if (p)
894 bg_set_geometry (p + 1);
895 else
896 bg_set_default_geometry ();
897 }
898
890 return false; 899 return ret;
891} 900}
892 901
893# endif /* BG_IMAGE_FROM_FILE */ 902# endif /* BG_IMAGE_FROM_FILE */
894 903
895# ifdef ENABLE_TRANSPARENCY 904# ifdef ENABLE_TRANSPARENCY
939 bg_flags |= BG_NEEDS_BLUR; 948 bg_flags |= BG_NEEDS_BLUR;
940 949
941 return changed; 950 return changed;
942} 951}
943 952
944static inline unsigned long 953void
945compute_tint_shade_flags (rxvt_color *tint, int shade) 954rxvt_term::set_tint_shade_flags ()
946{ 955{
947 unsigned long flags = 0;
948 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC); 956 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
949 bool has_shade = shade != 100; 957 bool has_shade = shade != 100;
950 958
951 if (tint) 959 bg_flags &= ~BG_TINT_FLAGS;
960
961 if (bg_flags & BG_TINT_SET)
952 { 962 {
953 tint->get (c); 963 tint.get (c);
954 if (!has_shade 964 if (!has_shade
955 && (c.r <= 0x00ff || c.r >= 0xff00) 965 && (c.r <= 0x00ff || c.r >= 0xff00)
956 && (c.g <= 0x00ff || c.g >= 0xff00) 966 && (c.g <= 0x00ff || c.g >= 0xff00)
957 && (c.b <= 0x00ff || c.b >= 0xff00)) 967 && (c.b <= 0x00ff || c.b >= 0xff00))
958 flags |= rxvt_term::BG_TINT_BITAND; 968 bg_flags |= BG_TINT_BITAND;
959 } 969 }
960 970
961 if (has_shade || tint) 971 if (has_shade || (bg_flags & BG_TINT_SET))
962 flags |= rxvt_term::BG_NEEDS_TINT; 972 bg_flags |= BG_NEEDS_TINT;
963
964 return flags;
965} 973}
966 974
967bool 975bool
968rxvt_term::bg_set_tint (rxvt_color &new_tint) 976rxvt_term::bg_set_tint (rxvt_color &new_tint)
969{ 977{
970 if (!(bg_flags & BG_TINT_SET) || tint != new_tint) 978 if (!(bg_flags & BG_TINT_SET) || tint != new_tint)
971 { 979 {
972 unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);
973 tint = new_tint; 980 tint = new_tint;
974 bg_flags = (bg_flags & ~BG_TINT_FLAGS) | new_flags | BG_TINT_SET; 981 bg_flags |= BG_TINT_SET;
982 set_tint_shade_flags ();
975 return true; 983 return true;
976 } 984 }
977 985
978 return false; 986 return false;
979} 987}
987 if (new_shade < 0) 995 if (new_shade < 0)
988 new_shade = 200 - (100 + new_shade); 996 new_shade = 200 - (100 + new_shade);
989 997
990 if (new_shade != shade) 998 if (new_shade != shade)
991 { 999 {
992 unsigned long new_flags = compute_tint_shade_flags ((bg_flags & BG_TINT_SET) ? &tint : NULL, new_shade);
993 shade = new_shade; 1000 shade = new_shade;
994 bg_flags = (bg_flags & ~BG_TINT_FLAGS) | new_flags; 1001 set_tint_shade_flags ();
995 return true; 1002 return true;
996 } 1003 }
997 1004
998 return false; 1005 return false;
999} 1006}
1034 XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual); 1041 XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1035 1042
1036 Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa); 1043 Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
1037 Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa); 1044 Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
1038 1045
1039 if (kernel && params && src && dst) 1046 if (kernel && params)
1040 { 1047 {
1041 if (h_blurRadius) 1048 if (h_blurRadius)
1042 { 1049 {
1043 size = h_blurRadius * 2 + 1; 1050 size = h_blurRadius * 2 + 1;
1044 get_gaussian_kernel (h_blurRadius, size, kernel, params); 1051 get_gaussian_kernel (h_blurRadius, size, kernel, params);
1109 } 1116 }
1110 } 1117 }
1111 else 1118 else
1112 { 1119 {
1113# if XRENDER 1120# if XRENDER
1114 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC); 1121 rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1115 1122
1116 if (bg_flags & BG_TINT_SET) 1123 if (bg_flags & BG_TINT_SET)
1117 tint.get (c); 1124 tint.get (c);
1118 1125
1119 if (shade <= 100) 1126 if (shade <= 100)
1120 { 1127 {
1121 c.r = (c.r * shade) / 100; 1128 c.r = c.r * shade / 100;
1122 c.g = (c.g * shade) / 100; 1129 c.g = c.g * shade / 100;
1123 c.b = (c.b * shade) / 100; 1130 c.b = c.b * shade / 100;
1124 } 1131 }
1125 else 1132 else
1126 { 1133 {
1127 c.r = (c.r * (200 - shade)) / 100; 1134 c.r = c.r * (200 - shade) / 100;
1128 c.g = (c.g * (200 - shade)) / 100; 1135 c.g = c.g * (200 - shade) / 100;
1129 c.b = (c.b * (200 - shade)) / 100; 1136 c.b = c.b * (200 - shade) / 100;
1130 } 1137 }
1131 1138
1132 XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32); 1139 XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
1133 XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual); 1140 XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1134 XRenderPictureAttributes pa; 1141 XRenderPictureAttributes pa;
1141 Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa); 1148 Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1142 XFreePixmap (dpy, overlay_pmap); 1149 XFreePixmap (dpy, overlay_pmap);
1143 1150
1144 pa.component_alpha = True; 1151 pa.component_alpha = True;
1145 Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32); 1152 Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
1146 Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa); 1153 Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat | CPComponentAlpha, &pa);
1147 XFreePixmap (dpy, mask_pmap); 1154 XFreePixmap (dpy, mask_pmap);
1148 1155
1149 if (mask_pic && overlay_pic && back_pic)
1150 {
1151 XRenderColor mask_c; 1156 XRenderColor mask_c;
1152 1157
1153 mask_c.red = mask_c.green = mask_c.blue = 0;
1154 mask_c.alpha = 0xffff; 1158 mask_c.alpha = 0xffff;
1159 mask_c.red =
1160 mask_c.green =
1161 mask_c.blue = 0;
1162 XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1163
1164 mask_c.alpha = 0;
1165 mask_c.red = 0xffff - c.r;
1166 mask_c.green = 0xffff - c.g;
1167 mask_c.blue = 0xffff - c.b;
1168 XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1169 XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
1170
1171 if (shade > 100)
1172 {
1173 mask_c.red = mask_c.green = mask_c.blue = 0xffff * (shade - 100) / 100;
1174 mask_c.alpha = 0;
1155 XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1); 1175 XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1156 1176
1157 mask_c.alpha = 0;
1158 mask_c.red = 0xffff - c.r;
1159 mask_c.green = 0xffff - c.g;
1160 mask_c.blue = 0xffff - c.b;
1161 XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1162 XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
1163
1164 if (shade > 100)
1165 {
1166 mask_c.red = mask_c.green = mask_c.blue = 0xffff * (shade - 100) / 100;
1167 mask_c.alpha = 0;
1168 XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1169
1170 XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height); 1177 XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);
1171 } 1178 }
1172 1179
1173 ret = true; 1180 ret = true;
1174 }
1175 1181
1176 XRenderFreePicture (dpy, mask_pic); 1182 XRenderFreePicture (dpy, mask_pic);
1177 XRenderFreePicture (dpy, overlay_pic); 1183 XRenderFreePicture (dpy, overlay_pic);
1178 XRenderFreePicture (dpy, back_pic); 1184 XRenderFreePicture (dpy, back_pic);
1179# endif 1185# endif
1180 } 1186 }
1181 1187
1182 return ret; 1188 return ret;
1183} 1189}
1184 1190
1185/* make_transparency_pixmap() 1191/*
1186 * Builds a pixmap of the same size as the terminal window that contains 1192 * Builds a pixmap of the same size as the terminal window that contains
1187 * the tiled portion of the root pixmap that is supposed to be covered by 1193 * the tiled portion of the root pixmap that is supposed to be covered by
1188 * our window. 1194 * our window.
1189 */ 1195 */
1190unsigned long 1196unsigned long
1234 if (root_pixmap != None && root_depth != depth) 1240 if (root_pixmap != None && root_depth != depth)
1235 { 1241 {
1236#if XRENDER 1242#if XRENDER
1237 if (bg_flags & BG_HAS_RENDER) 1243 if (bg_flags & BG_HAS_RENDER)
1238 { 1244 {
1245 recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);
1246
1239 XRenderPictureAttributes pa; 1247 XRenderPictureAttributes pa;
1240 1248
1241 XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen)); 1249 XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
1242 Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa); 1250 Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);
1243 1251
1244 recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);
1245 XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual); 1252 XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
1246 Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa); 1253 Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);
1247 1254
1248 if (src && dst)
1249 XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height); 1255 XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
1250 else
1251 {
1252 XFreePixmap (dpy, recoded_root_pmap);
1253 root_pixmap = None;
1254 }
1255 1256
1256 XRenderFreePicture (dpy, src); 1257 XRenderFreePicture (dpy, src);
1257 XRenderFreePicture (dpy, dst); 1258 XRenderFreePicture (dpy, dst);
1258 } 1259 }
1259 else 1260 else
1260#endif 1261#endif
1261 root_pixmap = None; 1262 recoded_root_pmap = None;
1262 } 1263 }
1263 1264
1264 if (root_pixmap == None) 1265 if (recoded_root_pmap == None)
1265 return 0; 1266 return 0;
1266 1267
1267 if (bg_pixmap == None 1268 if (bg_pixmap == None
1268 || bg_pmap_width != window_width 1269 || bg_pmap_width != window_width
1269 || bg_pmap_height != window_height) 1270 || bg_pmap_height != window_height)
1273 bg_pixmap = XCreatePixmap (dpy, vt, window_width, window_height, depth); 1274 bg_pixmap = XCreatePixmap (dpy, vt, window_width, window_height, depth);
1274 bg_pmap_width = window_width; 1275 bg_pmap_width = window_width;
1275 bg_pmap_height = window_height; 1276 bg_pmap_height = window_height;
1276 } 1277 }
1277 1278
1278 if (bg_pixmap == None)
1279 return 0;
1280
1281 /* straightforward pixmap copy */ 1279 /* straightforward pixmap copy */
1282 while (sx < 0) sx += (int)root_width; 1280 while (sx < 0) sx += root_width;
1283 while (sy < 0) sy += (int)root_height; 1281 while (sy < 0) sy += root_height;
1284 1282
1285 gcv.tile = recoded_root_pmap; 1283 gcv.tile = recoded_root_pmap;
1286 gcv.fill_style = FillTiled; 1284 gcv.fill_style = FillTiled;
1287 gcv.ts_x_origin = -sx; 1285 gcv.ts_x_origin = -sx;
1288 gcv.ts_y_origin = -sy; 1286 gcv.ts_y_origin = -sy;
1343 { 1341 {
1344 /* we need to re-generate transparency pixmap in that case ! */ 1342 /* we need to re-generate transparency pixmap in that case ! */
1345 tr_flags = make_transparency_pixmap (); 1343 tr_flags = make_transparency_pixmap ();
1346 if (tr_flags == 0) 1344 if (tr_flags == 0)
1347 return false; 1345 return false;
1348 else if (!(tr_flags & BG_EFFECTS_FLAGS))
1349 bg_flags |= BG_IS_VALID; 1346 bg_flags |= BG_IS_VALID;
1350 } 1347 }
1351# endif 1348# endif
1352 1349
1353# ifdef BG_IMAGE_FROM_FILE 1350# ifdef BG_IMAGE_FROM_FILE
1354 if ((bg_flags & BG_IS_FROM_FILE) 1351 if ((bg_flags & BG_IS_FROM_FILE)
1360# endif 1357# endif
1361 1358
1362# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) 1359# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1363 XImage *result = NULL; 1360 XImage *result = NULL;
1364 1361
1365 if (tr_flags && !(bg_flags & BG_IS_VALID)) 1362 if (tr_flags & BG_NEEDS_TINT)
1366 { 1363 {
1367 result = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap); 1364 result = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
1368 } 1365 }
1369 1366
1370 if (result) 1367 if (result)
1371 { 1368 {
1372 /* our own client-side tinting */ 1369 /* our own client-side tinting */
1373 if (tr_flags & BG_NEEDS_TINT) 1370 //if (tr_flags & BG_NEEDS_TINT)
1371 if (1)
1374 { 1372 {
1375 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC); 1373 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1376 if (bg_flags & BG_TINT_SET) 1374 if (bg_flags & BG_TINT_SET)
1377 tint.get (c); 1375 tint.get (c);
1378 shade_ximage (DefaultVisual (dpy, display->screen), result, shade, c); 1376 shade_ximage (DefaultVisual (dpy, display->screen), result, shade, c);
1383 if (gc) 1381 if (gc)
1384 { 1382 {
1385 XPutImage (dpy, bg_pixmap, gc, result, 0, 0, 0, 0, result->width, result->height); 1383 XPutImage (dpy, bg_pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1386 1384
1387 XFreeGC (dpy, gc); 1385 XFreeGC (dpy, gc);
1388 bg_flags |= BG_IS_VALID;
1389 } 1386 }
1390 1387
1391 XDestroyImage (result); 1388 XDestroyImage (result);
1392 } 1389 }
1393# endif 1390# endif
1434} 1431}
1435 1432
1436#endif /* HAVE_BG_PIXMAP */ 1433#endif /* HAVE_BG_PIXMAP */
1437 1434
1438#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) 1435#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1439/* taken from aterm-0.4.2 */ 1436/* based on code from aterm-0.4.2 */
1440 1437
1441static void 1438static void
1442shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c) 1439shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c)
1443{ 1440{
1444 int sh_r, sh_g, sh_b; 1441 int sh_r, sh_g, sh_b;
1445 uint32_t mask_r, mask_g, mask_b; 1442 uint32_t mask_r, mask_g, mask_b;
1446 uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b; 1443 uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1447 rgba low; 1444 rgba low;
1448 rgba high; 1445 rgba high;
1449 int i; 1446 int i;
1450 int host_byte_order = byteorder::big_endian () ? MSBFirst : LSBFirst; 1447 int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
1451 1448
1452 if (visual->c_class != TrueColor || ximage->format != ZPixmap) return; 1449 if (visual->c_class != TrueColor || ximage->format != ZPixmap) return;
1453 1450
1454 /* for convenience */ 1451 /* for convenience */
1455 mask_r = visual->red_mask; 1452 mask_r = visual->red_mask;

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