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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.119 by sf-exg, Thu Nov 18 17:28:12 2010 UTC vs.
Revision 1.158 by sf-exg, Wed Aug 10 07:28:36 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
…		…
30	# include <X11/extensions/Xrender.h>	30	# include <X11/extensions/Xrender.h>
31	#endif	31	#endif
32		32
33	#ifndef FilterConvolution	33	#ifndef FilterConvolution
34	#define FilterConvolution "convolution"	34	#define FilterConvolution "convolution"
35	#endif
36
37	#define DO_TIMING_TEST 0
38
39	#if DO_TIMING_TEST
40	# include <sys/time.h>
41	#define TIMING_TEST_START(id) \
42	struct timeval timing_test_##id##_stv; \
43	gettimeofday (&timing_test_##id##_stv, NULL);
44
45	#define TIMING_TEST_PRINT_RESULT(id) \
46	do { \
47	struct timeval tv; \
48	gettimeofday (&tv, NULL); \
49	tv.tv_sec -= (timing_test_##id##_stv).tv_sec; \
50	fprintf (stderr, "%s: %s: %d: elapsed %ld usec\n", #id, __FILE__, __LINE__, \
51	tv.tv_sec * 1000000 + tv.tv_usec - (timing_test_##id##_stv).tv_usec); \
52	} while (0)
53
54	#else
55	#define TIMING_TEST_START(id) do {} while (0)
56	#define TIMING_TEST_PRINT_RESULT(id) do {} while (0)
57	#endif	35	#endif
58		36
59	/*	37	/*
60	* Pixmap geometry string interpretation :	38	* Pixmap geometry string interpretation :
61	* Each geometry string contains zero or one scale/position	39	* Each geometry string contains zero or one scale/position
…		…
74	* the tile size and origin.	52	* the tile size and origin.
75	* propscale When scaling, scale proportionally. That is, maintain the	53	* propscale When scaling, scale proportionally. That is, maintain the
76	* proper aspect ratio for the image. Any portion of the	54	* proper aspect ratio for the image. Any portion of the
77	* background not covered by the image is filled with the	55	* background not covered by the image is filled with the
78	* current background color.	56	* current background color.
79	* hscale Scale horizontally, tile vertically ?
80	* vscale Tile horizontally, scale vertically ?
81	* scale Scale both up and down	57	* scale Scale both up and down
82	* auto Same as 100x100+50+50
83	*/	58	*/
84		59
85	#ifdef HAVE_BG_PIXMAP	60	#ifdef HAVE_BG_PIXMAP
86	bgPixmap_t::bgPixmap_t ()
87	{
88	// this is basically redundant as bgPixmap_t is only used in
89	// zero_initialised-derived structs
90	#ifdef HAVE_AFTERIMAGE
91	original_asim = NULL;
92	#endif
93	#ifdef HAVE_PIXBUF
94	pixbuf = NULL;
95	#endif
96	#ifdef BG_IMAGE_FROM_FILE
97	have_image = false;
98	h_scale = v_scale = 0;
99	h_align = v_align = 0;
100	#endif
101	#ifdef ENABLE_TRANSPARENCY
102	shade = 100;
103	#endif
104	flags = 0;
105	pixmap = None;
106	valid_since = invalid_since = 0;
107	target = 0;
108	}
109
110	void	61	void
111	bgPixmap_t::destroy ()	62	rxvt_term::bg_destroy ()
112	{	63	{
113	#ifdef HAVE_AFTERIMAGE	64	#ifdef HAVE_AFTERIMAGE
114	if (original_asim)	65	if (original_asim)
115	safe_asimage_destroy (original_asim);	66	safe_asimage_destroy (original_asim);
		67	if (asv)
		68	destroy_asvisual (asv, 0);
		69	if (asimman)
		70	destroy_image_manager (asimman, 0);
116	#endif	71	#endif
117		72
118	#ifdef HAVE_PIXBUF	73	#ifdef HAVE_PIXBUF
119	if (pixbuf)	74	if (pixbuf)
120	g_object_unref (pixbuf);	75	g_object_unref (pixbuf);
121	#endif	76	#endif
122		77
123	if (pixmap && target)	78	if (bg_pixmap)
124	XFreePixmap (target->dpy, pixmap);	79	XFreePixmap (dpy, bg_pixmap);
125	}	80	}
126		81
127	bool	82	bool
128	bgPixmap_t::window_size_sensitive ()	83	rxvt_term::bg_set_position (int x, int y)
		84	{
		85
		86	if (target_x != x
		87	|| target_y != y)
		88	{
		89	target_x = x;
		90	target_y = y;
		91	return true;
		92	}
		93	return false;
		94	}
		95
		96	bool
		97	rxvt_term::bg_window_size_sensitive ()
129	{	98	{
130	# ifdef ENABLE_TRANSPARENCY	99	# ifdef ENABLE_TRANSPARENCY
131	if (flags & isTransparent)	100	if (bg_flags & BG_IS_TRANSPARENT)
132	return true;	101	return true;
133	# endif	102	# endif
134		103
135	# ifdef BG_IMAGE_FROM_FILE	104	# ifdef BG_IMAGE_FROM_FILE
136	if (have_image)	105	if (bg_flags & BG_IS_FROM_FILE)
137	{	106	{
138	if (flags & sizeSensitive)	107	if (bg_flags & BG_IS_SIZE_SENSITIVE)
139	return true;	108	return true;
140	}	109	}
141	# endif	110	# endif
142		111
143	return false;	112	return false;
144	}	113	}
145		114
146	bool	115	bool
147	bgPixmap_t::window_position_sensitive ()	116	rxvt_term::bg_window_position_sensitive ()
148	{	117	{
149	# ifdef ENABLE_TRANSPARENCY	118	# ifdef ENABLE_TRANSPARENCY
150	if (flags & isTransparent)	119	if (bg_flags & BG_IS_TRANSPARENT)
151	return true;	120	return true;
152	# endif	121	# endif
153		122
154	# ifdef BG_IMAGE_FROM_FILE	123	# ifdef BG_IMAGE_FROM_FILE
155	if (have_image)	124	if (bg_flags & BG_IS_FROM_FILE)
156	{	125	{
157	if (flags & rootAlign)	126	if (bg_flags & BG_ROOT_ALIGN)
158	return true;	127	return true;
159	}	128	}
160	# endif	129	# endif
161		130
162	return false;
163	}
164
165	bool bgPixmap_t::need_client_side_rendering ()
166	{
167	# ifdef HAVE_AFTERIMAGE
168	if (original_asim)
169	return true;
170	# endif
171	return false;	131	return false;
172	}	132	}
173		133
174	# ifdef BG_IMAGE_FROM_FILE	134	# ifdef BG_IMAGE_FROM_FILE
175	static inline bool	135	static inline bool
…		…
238	dst_size = target_size - dst_pos;	198	dst_size = target_size - dst_pos;
239	return src_pos;	199	return src_pos;
240	}	200	}
241		201
242	bool	202	bool
243	bgPixmap_t::set_geometry (const char *geom, bool update)	203	rxvt_term::bg_set_geometry (const char *geom, bool update)
244	{	204	{
245	bool changed = false;	205	bool changed = false;
246	int geom_flags = 0;	206	int geom_flags = 0;
247	int x = 0, y = 0;	207	int x = 0, y = 0;
248	unsigned int w = 0, h = 0;	208	unsigned int w = 0, h = 0;
249	unsigned int n;	209	unsigned int n;
250	unsigned long new_flags = (flags & (~geometryFlags));	210	unsigned long new_flags = (bg_flags & (~BG_GEOMETRY_FLAGS));
251	const char *p;	211	const char *ops;
252	# define MAXLEN_GEOM 256 /* could be longer than regular geometry string */
253		212
254	if (geom == NULL)	213	if (geom == NULL)
255	return false;	214	return false;
256		215
257	char str[MAXLEN_GEOM];	216	char str[256];
258		217
259	while (isspace(*geom)) ++geom;
260	if ((p = strchr (geom, ';')) == NULL)
261	p = strchr (geom, '\0');	218	ops = strchr (geom, ':');
262		219	if (ops == NULL)
		220	n = strlen (geom);
		221	else
263	n = (p - geom);	222	n = ops - geom;
264	if (n < MAXLEN_GEOM)
265	{
266	char *ops;
267		223
		224	if (n >= sizeof (str))
		225	return false;
		226
268	memcpy (str, geom, n);	227	memcpy (str, geom, n);
269	str[n] = '\0';	228	str[n] = '\0';
270	if (str[0] == ':')	229	rxvt_strtrim (str);
271	ops = &str[0];	230
272	else if (str[0] != 'x' && str[0] != 'X' && isalpha(str[0]))	231	if (str[0])
273	ops = &str[0];	232	{
274	else	233	/* we have geometry string - let's handle it prior to applying ops */
		234	geom_flags = XParseGeometry (str, &x, &y, &w, &h);
		235	} /* done parsing geometry string */
		236
		237	if (!update)
		238	{
		239	if (!(geom_flags & XValue))
		240	x = y = defaultAlign;
		241	else if (!(geom_flags & YValue))
		242	y = x;
		243
		244	if (!(geom_flags & (WidthValue|HeightValue)))
		245	w = h = defaultScale;
		246	else if (!(geom_flags & HeightValue))
		247	h = w;
		248	else if (!(geom_flags & WidthValue))
		249	w = h;
		250
		251	geom_flags |= WidthValue|HeightValue|XValue|YValue;
		252	}
		253
		254	if (ops)
		255	{
		256	char **arr = rxvt_strsplit (':', ops + 1);
		257
		258	for (int i = 0; arr[i]; i++)
275	{	259	{
276	char *tmp;	260	if (!strcasecmp (arr[i], "tile"))
277	ops = strchr (str, ':');
278	if (ops != NULL)
279	{	261	{
280	for (tmp = ops-1; tmp >= str && isspace(*tmp); --tmp);	262	new_flags |= BG_TILE;
281	*(++tmp) = '\0';	263	w = h = noScale;
282	if (ops == tmp) ++ops;	264	geom_flags |= WidthValue|HeightValue;
283	}	265	}
284	}	266	else if (!strcasecmp (arr[i], "propscale"))
285
286	if (ops > str || ops == NULL)
287	{
288	/* we have geometry string - let's handle it prior to applying ops */
289	geom_flags = XParseGeometry (str, &x, &y, &w, &h);
290
291	if (!update) /* setting up geometry from scratch */
292	{	267	{
293	if (!(geom_flags & XValue))	268	new_flags |= BG_PROP_SCALE;
294	{
295	/* use default geometry - centered */
296	x = y = defaultAlign;
297	}
298	else if (!(geom_flags & YValue))
299	y = x;
300
301	if ((geom_flags & (WidthValue|HeightValue)) == 0)
302	{
303	/* use default geometry - scaled */
304	w = h = defaultScale;
305	}
306	else if (geom_flags & WidthValue)
307	{
308	if (!(geom_flags & HeightValue))
309	h = w;
310	}
311	else
312	w = h;
313	}	269	}
314	} /* done parsing geometry string */	270	else if (!strcasecmp (arr[i], "scale"))
315	else if (!update)
316	{
317	/* default geometry - scaled and centered */
318	x = y = defaultAlign;
319	w = h = defaultScale;
320	}
321
322	if (!update)
323	geom_flags |= WidthValue|HeightValue|XValue|YValue;
324
325	if (ops)
326	{
327	while (*ops)
328	{	271	{
329	while (*ops == ':' || isspace(*ops)) ++ops;	272	if (h == 0) h = windowScale;
		273	if (w == 0) w = windowScale;
330		274
331	# define CHECK_GEOM_OPS(op_str) (strncasecmp (ops, (op_str), sizeof (op_str) - 1) == 0)
332	if (CHECK_GEOM_OPS ("tile"))
333	{
334	w = h = noScale;
335	geom_flags |= WidthValue|HeightValue;	275	geom_flags |= WidthValue|HeightValue;
336	}	276	}
337	else if (CHECK_GEOM_OPS ("propscale"))	277	else if (!strcasecmp (arr[i], "root"))
338	{	278	{
339	new_flags |= propScale;	279	new_flags |= BG_TILE|BG_ROOT_ALIGN;
340	}
341	else if (CHECK_GEOM_OPS ("hscale"))
342	{
343	if (w == 0) w = windowScale;
344
345	h = noScale;	280	w = h = noScale;
346	geom_flags |= WidthValue|HeightValue;	281	geom_flags |= WidthValue|HeightValue;
347	}	282	}
348	else if (CHECK_GEOM_OPS ("vscale"))
349	{
350	if (h == 0) h = windowScale;
351
352	w = noScale;
353	geom_flags |= WidthValue|HeightValue;
354	}
355	else if (CHECK_GEOM_OPS ("scale"))
356	{
357	if (h == 0) h = windowScale;
358	if (w == 0) w = windowScale;
359
360	geom_flags |= WidthValue|HeightValue;
361	}
362	else if (CHECK_GEOM_OPS ("auto"))
363	{
364	w = h = windowScale;
365	x = y = centerAlign;
366	geom_flags |= WidthValue|HeightValue|XValue|YValue;
367	}
368	else if (CHECK_GEOM_OPS ("root"))
369	{
370	new_flags |= rootAlign;
371	w = h = noScale;
372	geom_flags |= WidthValue|HeightValue;
373	}
374	# undef CHECK_GEOM_OPS
375
376	while (*ops != ':' && *ops != '\0') ++ops;
377	} /* done parsing ops */	283	} /* done parsing ops */
378	}
379		284
		285	rxvt_free_strsplit (arr);
		286	}
		287
380	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;	288	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;
381	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;	289	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;
382	if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;	290	if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;
383	if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;	291	if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
384	}
385		292
386	if (new_flags != flags)	293	if (new_flags != bg_flags)
387	{	294	{
388	flags = new_flags;	295	bg_flags = new_flags;
389	changed = true;	296	changed = true;
390	}	297	}
391		298
392	return changed;	299	return changed;
393	}	300	}
394		301
395	void	302	void
396	bgPixmap_t::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)	303	rxvt_term::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
397	{	304	{
398	int target_width = target->szHint.width;	305	int target_width = szHint.width;
399	int target_height = target->szHint.height;	306	int target_height = szHint.height;
400		307
401	if (flags & propScale)	308	if (bg_flags & BG_PROP_SCALE)
402	{	309	{
403	float scale = (float)target_width / image_width;	310	float scale = (float)target_width / image_width;
404	min_it (scale, (float)target_height / image_height);	311	min_it (scale, (float)target_height / image_height);
405	w = image_width * scale + 0.5;	312	w = image_width * scale + 0.5;
406	h = image_height * scale + 0.5;	313	h = image_height * scale + 0.5;
…		…
412	}	319	}
413		320
414	if (!w) w = image_width;	321	if (!w) w = image_width;
415	if (!h) h = image_height;	322	if (!h) h = image_height;
416		323
417	if (flags & rootAlign)	324	if (bg_flags & BG_ROOT_ALIGN)
418	{	325	{
419	target->get_window_origin (x, y);
420	x = -x;	326	x = -target_x;
421	y = -y;	327	y = -target_y;
422	}	328	}
423	else	329	else
424	{	330	{
425	x = make_align_position (h_align, target_width, w);	331	x = make_align_position (h_align, target_width, w);
426	y = make_align_position (v_align, target_height, h);	332	y = make_align_position (v_align, target_height, h);
427	}	333	}
428		334
429	flags &= ~sizeSensitive;	335	bg_flags &= ~BG_IS_SIZE_SENSITIVE;
430	if ((flags & propScale) || h_scale || v_scale	336	if (!(bg_flags & BG_TILE)
		337	|| (bg_flags & BG_PROP_SCALE) || h_scale || v_scale
431	|| (!(flags & rootAlign) && (h_align || v_align))	338	|| (!(bg_flags & BG_ROOT_ALIGN) && (h_align || v_align))
432	|| w > target_width || h > target_height)	339	|| w > target_width || h > target_height)
433	flags |= sizeSensitive;	340	bg_flags |= BG_IS_SIZE_SENSITIVE;
434	}	341	}
435		342
436	# ifdef HAVE_AFTERIMAGE	343	# ifdef HAVE_AFTERIMAGE
437	bool	344	bool
438	bgPixmap_t::render_image (unsigned long background_flags)	345	rxvt_term::render_image (unsigned long tr_flags)
439	{	346	{
440	if (target == NULL)
441	return false;
442
443	target->init_asv ();	347	init_asv ();
444		348
445	ASImage *background = NULL;	349	ASImage *background = NULL;
446	ARGB32 background_tint = TINT_LEAVE_SAME;	350	ARGB32 background_tint = TINT_LEAVE_SAME;
447		351
448	# ifdef ENABLE_TRANSPARENCY	352	# ifdef ENABLE_TRANSPARENCY
449	if (background_flags)	353	if (tr_flags)
450	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);	354	background = pixmap2ximage (asv, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, 100);
451		355
452	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	356	if (tr_flags & BG_NEEDS_TINT)
453	{	357	{
454	ShadingInfo as_shade;	358	ShadingInfo as_shade;
455	as_shade.shading = shade;	359	as_shade.shading = shade;
456		360
457	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	361	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
458	if (flags & tintSet)	362	if (bg_flags & BG_TINT_SET)
459	tint.get (c);	363	tint.get (c);
460	as_shade.tintColor.red = c.r;	364	as_shade.tintColor.red = c.r;
461	as_shade.tintColor.green = c.g;	365	as_shade.tintColor.green = c.g;
462	as_shade.tintColor.blue = c.b;	366	as_shade.tintColor.blue = c.b;
463		367
464	background_tint = shading2tint32 (&as_shade);	368	background_tint = shading2tint32 (&as_shade);
465	}	369	}
466		370
467	if (!(background_flags & transpPmapBlurred) && (flags & blurNeeded) && background != NULL)	371	if ((tr_flags & BG_NEEDS_BLUR) && background != NULL)
468	{	372	{
469	ASImage *tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,	373	ASImage *tmp = blur_asimage_gauss (asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
470	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,	374	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,
471	100, ASIMAGE_QUALITY_DEFAULT);	375	100, ASIMAGE_QUALITY_DEFAULT);
472	if (tmp)	376	if (tmp)
473	{	377	{
474	destroy_asimage (&background);	378	destroy_asimage (&background);
…		…
477	}	381	}
478	# endif	382	# endif
479		383
480	ASImage *result = 0;	384	ASImage *result = 0;
481		385
482	int target_width = target->szHint.width;	386	int target_width = szHint.width;
483	int target_height = target->szHint.height;	387	int target_height = szHint.height;
484	int new_pmap_width = target_width;	388	int new_pmap_width = target_width;
485	int new_pmap_height = target_height;	389	int new_pmap_height = target_height;
486		390
487	int x = 0;	391	int x = 0;
488	int y = 0;	392	int y = 0;
…		…
491		395
492	if (original_asim)	396	if (original_asim)
493	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);	397	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
494		398
495	if (!original_asim	399	if (!original_asim
496	|| (!(flags & rootAlign)	400	|| (!(bg_flags & BG_ROOT_ALIGN)
497	&& (x >= target_width	401	&& (x >= target_width
498	|| y >= target_height	402	|| y >= target_height
499	|| (x + w <= 0)	403	|| (x + w <= 0)
500	|| (y + h <= 0))))	404	|| (y + h <= 0))))
501	{	405	{
…		…
505	new_pmap_height = background->height;	409	new_pmap_height = background->height;
506	result = background;	410	result = background;
507		411
508	if (background_tint != TINT_LEAVE_SAME)	412	if (background_tint != TINT_LEAVE_SAME)
509	{	413	{
510	ASImage *tmp = tile_asimage (target->asv, background, 0, 0,	414	ASImage *tmp = tile_asimage (asv, background, 0, 0,
511	target_width, target_height, background_tint,	415	target_width, target_height, background_tint,
512	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);	416	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
513	if (tmp)	417	if (tmp)
514	result = tmp;	418	result = tmp;
515	}	419	}
…		…
522	result = original_asim;	426	result = original_asim;
523		427
524	if ((w != original_asim->width)	428	if ((w != original_asim->width)
525	|| (h != original_asim->height))	429	|| (h != original_asim->height))
526	{	430	{
527	result = scale_asimage (target->asv, original_asim,	431	result = scale_asimage (asv, original_asim,
528	w, h,	432	w, h,
529	background ? ASA_ASImage : ASA_XImage,	433	background ? ASA_ASImage : ASA_XImage,
530	100, ASIMAGE_QUALITY_DEFAULT);	434	100, ASIMAGE_QUALITY_DEFAULT);
531	}	435	}
532		436
533	if (background == NULL)	437	if (background == NULL)
534	{	438	{
535	if (h_scale == 0 || v_scale == 0)	439	if (bg_flags & BG_TILE)
536	{	440	{
537	/* if tiling - pixmap has to be sized exactly as the image,	441	/* if tiling - pixmap has to be sized exactly as the image,
538	but there is no need to make it bigger than the window! */	442	but there is no need to make it bigger than the window! */
539	new_pmap_width = min (result->width, target_width);	443	new_pmap_width = min (result->width, target_width);
540	new_pmap_height = min (result->height, target_height);	444	new_pmap_height = min (result->height, target_height);
541		445
542	/* we also need to tile our image in both directions */	446	/* we also need to tile our image in both directions */
543	ASImage *tmp = tile_asimage (target->asv, result,	447	ASImage *tmp = tile_asimage (asv, result,
544	(int)result->width - x,	448	(int)result->width - x,
545	(int)result->height - y,	449	(int)result->height - y,
546	new_pmap_width,	450	new_pmap_width,
547	new_pmap_height,	451	new_pmap_height,
548	TINT_LEAVE_SAME, ASA_XImage,	452	TINT_LEAVE_SAME, ASA_XImage,
…		…
565	layers[0].clip_width = target_width;	469	layers[0].clip_width = target_width;
566	layers[0].clip_height = target_height;	470	layers[0].clip_height = target_height;
567	layers[0].tint = background_tint;	471	layers[0].tint = background_tint;
568	layers[1].im = result;	472	layers[1].im = result;
569		473
570	if (h_scale == 0 || v_scale == 0)	474	if (bg_flags & BG_TILE)
571	{	475	{
572	/* tile horizontally */	476	/* tile horizontally */
573	while (x > 0) x -= (int)result->width;	477	while (x > 0) x -= (int)result->width;
574	layers[1].dst_x = x;	478	layers[1].dst_x = x;
575	layers[1].clip_width = result->width+target_width;	479	layers[1].clip_width = result->width+target_width;
…		…
579	/* clip horizontally */	483	/* clip horizontally */
580	layers[1].dst_x = x;	484	layers[1].dst_x = x;
581	layers[1].clip_width = result->width;	485	layers[1].clip_width = result->width;
582	}	486	}
583		487
584	if (h_scale == 0 || v_scale == 0)	488	if (bg_flags & BG_TILE)
585	{	489	{
586	while (y > 0) y -= (int)result->height;	490	while (y > 0) y -= (int)result->height;
587	layers[1].dst_y = y;	491	layers[1].dst_y = y;
588	layers[1].clip_height = result->height + target_height;	492	layers[1].clip_height = result->height + target_height;
589	}	493	}
…		…
591	{	495	{
592	layers[1].dst_y = y;	496	layers[1].dst_y = y;
593	layers[1].clip_height = result->height;	497	layers[1].clip_height = result->height;
594	}	498	}
595		499
596	if (target->rs[Rs_blendtype])	500	if (rs[Rs_blendtype])
597	{	501	{
598	layers[1].merge_scanlines = blend_scanlines_name2func (target->rs[Rs_blendtype]);	502	layers[1].merge_scanlines = blend_scanlines_name2func (rs[Rs_blendtype]);
599	if (layers[1].merge_scanlines == NULL)	503	if (layers[1].merge_scanlines == NULL)
600	layers[1].merge_scanlines = alphablend_scanlines;	504	layers[1].merge_scanlines = alphablend_scanlines;
601	}	505	}
602		506
603	ASImage *tmp = merge_layers (target->asv, layers, 2, target_width, target_height,	507	ASImage *tmp = merge_layers (asv, layers, 2, target_width, target_height,
604	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);	508	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
605		509
606	if (tmp)	510	if (tmp)
607	{	511	{
608	if (result != original_asim)	512	if (result != original_asim)
…		…
621	{	525	{
622	XGCValues gcv;	526	XGCValues gcv;
623	GC gc;	527	GC gc;
624		528
625	/* create Pixmap */	529	/* create Pixmap */
626	if (pixmap == None	530	if (bg_pixmap == None
627	|| pmap_width != new_pmap_width	531	|| bg_pmap_width != new_pmap_width
628	|| pmap_height != new_pmap_height	532	|| bg_pmap_height != new_pmap_height)
629	|| pmap_depth != target->depth)
630	{	533	{
631	if (pixmap)	534	if (bg_pixmap)
632	XFreePixmap (target->dpy, pixmap);	535	XFreePixmap (dpy, bg_pixmap);
633	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);	536	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
634	pmap_width = new_pmap_width;	537	bg_pmap_width = new_pmap_width;
635	pmap_height = new_pmap_height;	538	bg_pmap_height = new_pmap_height;
636	pmap_depth = target->depth;
637	}	539	}
638	/* fill with background color (if result's not completely overlapping it) */	540	/* fill with background color (if result's not completely overlapping it) */
639	gcv.foreground = target->pix_colors[Color_bg];	541	gcv.foreground = pix_colors[Color_bg];
640	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);	542	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
641		543
642	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;	544	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
643	int dst_width = result->width, dst_height = result->height;	545	int dst_width = result->width, dst_height = result->height;
644	if (background == NULL)	546	if (background == NULL)
645	{	547	{
646	if (!(h_scale == 0 || v_scale == 0))	548	if (!(bg_flags & BG_TILE))
647	{	549	{
648	src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );	550	src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );
649	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);	551	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
650	}	552	}
651		553
652	if (dst_x > 0 || dst_y > 0	554	if (dst_x > 0 || dst_y > 0
653	|| dst_x + dst_width < new_pmap_width	555	|| dst_x + dst_width < new_pmap_width
654	|| dst_y + dst_height < new_pmap_height)	556	|| dst_y + dst_height < new_pmap_height)
655	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	557	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
656	}	558	}
657		559
658	/* put result on pixmap */	560	/* put result on pixmap */
659	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	561	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
660	asimage2drawable (target->asv, pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);	562	asimage2drawable (asv, bg_pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);
661		563
662	if (result != background && result != original_asim)	564	if (result != background && result != original_asim)
663	destroy_asimage (&result);	565	destroy_asimage (&result);
664		566
665	XFreeGC (target->dpy, gc);	567	XFreeGC (dpy, gc);
666		568
667	ret = true;	569	ret = true;
668	}	570	}
669		571
670	if (background)	572	if (background)
…		…
674	}	576	}
675	# endif /* HAVE_AFTERIMAGE */	577	# endif /* HAVE_AFTERIMAGE */
676		578
677	# ifdef HAVE_PIXBUF	579	# ifdef HAVE_PIXBUF
678	bool	580	bool
679	bgPixmap_t::render_image (unsigned long background_flags)	581	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
		582	int src_x, int src_y, int dst_x, int dst_y,
		583	unsigned int width, unsigned int height)
680	{	584	{
681	if (target == NULL)	585	XImage *ximage;
		586	char *data, *line;
		587	int bytes_per_pixel;
		588	int width_r, width_g, width_b;
		589	int sh_r, sh_g, sh_b;
		590	int rowstride;
		591	int channels;
		592	unsigned char *row;
		593
		594	if (visual->c_class != TrueColor)
682	return false;	595	return false;
683		596
		597	if (depth == 24 || depth == 32)
		598	bytes_per_pixel = 4;
		599	else if (depth == 15 || depth == 16)
		600	bytes_per_pixel = 2;
		601	else
		602	return false;
		603
		604	width_r = ecb_popcount32 (visual->red_mask);
		605	width_g = ecb_popcount32 (visual->green_mask);
		606	width_b = ecb_popcount32 (visual->blue_mask);
		607
		608	if (width_r > 8 || width_g > 8 || width_b > 8)
		609	return false;
		610
		611	sh_r = ecb_ctz32 (visual->red_mask);
		612	sh_g = ecb_ctz32 (visual->green_mask);
		613	sh_b = ecb_ctz32 (visual->blue_mask);
		614
		615	if (width > INT_MAX / height / bytes_per_pixel)
		616	return false;
		617
		618	data = (char *)malloc (width * height * bytes_per_pixel);
		619	if (!data)
		620	return false;
		621
		622	ximage = XCreateImage (dpy, visual, depth, ZPixmap, 0, data,
		623	width, height, bytes_per_pixel * 8, 0);
		624	if (!ximage)
		625	{
		626	free (data);
		627	return false;
		628	}
		629
		630	ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
		631
		632	rowstride = gdk_pixbuf_get_rowstride (pixbuf);
		633	channels = gdk_pixbuf_get_n_channels (pixbuf);
		634	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
		635	line = data;
		636
		637	for (int y = 0; y < height; y++)
		638	{
		639	for (int x = 0; x < width; x++)
		640	{
		641	unsigned char *pixel = row + x * channels;
		642	uint32_t value;
		643
		644	value = ((pixel[0] >> (8 - width_r)) << sh_r)
		645	| ((pixel[1] >> (8 - width_g)) << sh_g)
		646	| ((pixel[2] >> (8 - width_b)) << sh_b);
		647
		648	if (bytes_per_pixel == 4)
		649	((uint32_t *)line)[x] = value;
		650	else
		651	((uint16_t *)line)[x] = value;
		652	}
		653
		654	row += rowstride;
		655	line += ximage->bytes_per_line;
		656	}
		657
		658	XPutImage (dpy, pixmap, gc, ximage, 0, 0, dst_x, dst_y, width, height);
		659	XDestroyImage (ximage);
		660	return true;
		661	}
		662
		663	bool
		664	rxvt_term::render_image (unsigned long tr_flags)
		665	{
684	if (!pixbuf)	666	if (!pixbuf)
685	return false;	667	return false;
686		668
687	if (background_flags	669	if (tr_flags
688	&& !(flags & HAS_RENDER))	670	&& !(bg_flags & BG_HAS_RENDER))
689	return false;	671	return false;
690		672
691	GdkPixbuf *result;	673	GdkPixbuf *result;
692		674
693	int image_width = gdk_pixbuf_get_width (pixbuf);	675	int image_width = gdk_pixbuf_get_width (pixbuf);
694	int image_height = gdk_pixbuf_get_height (pixbuf);	676	int image_height = gdk_pixbuf_get_height (pixbuf);
695		677
696	int target_width = target->szHint.width;	678	int target_width = szHint.width;
697	int target_height = target->szHint.height;	679	int target_height = szHint.height;
698	int new_pmap_width = target_width;	680	int new_pmap_width = target_width;
699	int new_pmap_height = target_height;	681	int new_pmap_height = target_height;
700		682
701	int x = 0;	683	int x = 0;
702	int y = 0;	684	int y = 0;
703	int w = 0;	685	int w = 0;
704	int h = 0;	686	int h = 0;
705		687
706	get_image_geometry (image_width, image_height, w, h, x, y);	688	get_image_geometry (image_width, image_height, w, h, x, y);
707		689
708	if (!(flags & rootAlign)	690	if (!(bg_flags & BG_ROOT_ALIGN)
709	&& (x >= target_width	691	&& (x >= target_width
710	|| y >= target_height	692	|| y >= target_height
711	|| (x + w <= 0)	693	|| (x + w <= 0)
712	|| (y + h <= 0)))	694	|| (y + h <= 0)))
713	return false;	695	return false;
…		…
720	result = gdk_pixbuf_scale_simple (pixbuf,	702	result = gdk_pixbuf_scale_simple (pixbuf,
721	w, h,	703	w, h,
722	GDK_INTERP_BILINEAR);	704	GDK_INTERP_BILINEAR);
723	}	705	}
724		706
		707	if (!result)
		708	return false;
		709
725	bool ret = false;	710	bool ret = false;
726		711
727	if (result)
728	{
729	XGCValues gcv;	712	XGCValues gcv;
730	GC gc;	713	GC gc;
731	Pixmap root_pmap;	714	Pixmap root_pmap;
732		715
733	image_width = gdk_pixbuf_get_width (result);	716	image_width = gdk_pixbuf_get_width (result);
734	image_height = gdk_pixbuf_get_height (result);	717	image_height = gdk_pixbuf_get_height (result);
735		718
736	if (background_flags)	719	if (tr_flags)
737	{	720	{
738	root_pmap = pixmap;	721	root_pmap = bg_pixmap;
739	pixmap = None;	722	bg_pixmap = None;
		723	}
		724	else
		725	{
		726	if (bg_flags & BG_TILE)
740	}	727	{
741	else
742	{
743	if (h_scale == 0 || v_scale == 0)
744	{
745	new_pmap_width = min (image_width, target_width);	728	new_pmap_width = min (image_width, target_width);
746	new_pmap_height = min (image_height, target_height);	729	new_pmap_height = min (image_height, target_height);
747	}	730	}
748	}	731	}
749		732
750	if (pixmap == None	733	if (bg_pixmap == None
751	|| pmap_width != new_pmap_width	734	|| bg_pmap_width != new_pmap_width
752	|| pmap_height != new_pmap_height	735	|| bg_pmap_height != new_pmap_height)
753	|| pmap_depth != target->depth)	736	{
754	{
755	if (pixmap)	737	if (bg_pixmap)
756	XFreePixmap (target->dpy, pixmap);	738	XFreePixmap (dpy, bg_pixmap);
757	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);	739	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
758	pmap_width = new_pmap_width;	740	bg_pmap_width = new_pmap_width;
759	pmap_height = new_pmap_height;	741	bg_pmap_height = new_pmap_height;
760	pmap_depth = target->depth;	742	}
		743
		744	gcv.foreground = pix_colors[Color_bg];
		745	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
		746
		747	if (gc)
		748	{
		749	if (bg_flags & BG_TILE)
761	}	750	{
762
763	gcv.foreground = target->pix_colors[Color_bg];
764	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
765
766	if (h_scale == 0 || v_scale == 0)
767	{
768	Pixmap tile = XCreatePixmap (target->dpy, target->vt, image_width, image_height, target->depth);	751	Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth);
769	gdk_pixbuf_xlib_render_to_drawable (result, tile, gc,	752	pixbuf_to_pixmap (result, tile, gc,
770	0, 0,	753	0, 0,
771	0, 0,	754	0, 0,
772	image_width, image_height,	755	image_width, image_height);
773	XLIB_RGB_DITHER_NONE,
774	0, 0);
775		756
776	gcv.tile = tile;	757	gcv.tile = tile;
777	gcv.fill_style = FillTiled;	758	gcv.fill_style = FillTiled;
778	gcv.ts_x_origin = x;	759	gcv.ts_x_origin = x;
779	gcv.ts_y_origin = y;	760	gcv.ts_y_origin = y;
780	XChangeGC (target->dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	761	XChangeGC (dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
781		762
782	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	763	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
783	XFreePixmap (target->dpy, tile);	764	XFreePixmap (dpy, tile);
784	}	765	}
785	else	766	else
786	{	767	{
787	int src_x, src_y, dst_x, dst_y;	768	int src_x, src_y, dst_x, dst_y;
788	int dst_width, dst_height;	769	int dst_width, dst_height;
…		…
791	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);	772	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);
792		773
793	if (dst_x > 0 || dst_y > 0	774	if (dst_x > 0 || dst_y > 0
794	|| dst_x + dst_width < new_pmap_width	775	|| dst_x + dst_width < new_pmap_width
795	|| dst_y + dst_height < new_pmap_height)	776	|| dst_y + dst_height < new_pmap_height)
796	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	777	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
797		778
798	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	779	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
799	gdk_pixbuf_xlib_render_to_drawable (result, pixmap, gc,	780	pixbuf_to_pixmap (result, bg_pixmap, gc,
800	src_x, src_y,	781	src_x, src_y,
801	dst_x, dst_y,	782	dst_x, dst_y,
802	dst_width, dst_height,	783	dst_width, dst_height);
803	XLIB_RGB_DITHER_NONE,
804	0, 0);
805	}	784	}
806		785
807	#if XRENDER	786	#if XRENDER
808	if (background_flags)	787	if (tr_flags)
809	{	788	{
810	Display *dpy = target->dpy;
811	XRenderPictureAttributes pa;	789	XRenderPictureAttributes pa;
812		790
813	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, target->visual);	791	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, visual);
814	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);	792	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);
815		793
816	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);	794	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
817	Picture dst = XRenderCreatePicture (dpy, pixmap, dst_format, 0, &pa);	795	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, dst_format, 0, &pa);
818		796
819	pa.repeat = True;	797	pa.repeat = True;
820	Pixmap mask_pmap = XCreatePixmap (dpy, target->vt, 1, 1, 8);	798	Pixmap mask_pmap = XCreatePixmap (dpy, vt, 1, 1, 8);
821	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);	799	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
822	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);	800	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
823	XFreePixmap (dpy, mask_pmap);	801	XFreePixmap (dpy, mask_pmap);
824		802
825	if (src && dst && mask)
826	{
827	XRenderColor mask_c;	803	XRenderColor mask_c;
828		804
829	mask_c.alpha = 0x8000;	805	mask_c.alpha = 0x8000;
830	mask_c.red = 0;	806	mask_c.red = 0;
831	mask_c.green = 0;	807	mask_c.green = 0;
832	mask_c.blue = 0;	808	mask_c.blue = 0;
833	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);	809	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
834	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);	810	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
835	}
836		811
837	XRenderFreePicture (dpy, src);	812	XRenderFreePicture (dpy, src);
838	XRenderFreePicture (dpy, dst);	813	XRenderFreePicture (dpy, dst);
839	XRenderFreePicture (dpy, mask);	814	XRenderFreePicture (dpy, mask);
840
841	XFreePixmap (dpy, root_pmap);
842	}	815	}
843	#endif	816	#endif
844		817
845	if (result != pixbuf)
846	g_object_unref (result);
847
848	XFreeGC (target->dpy, gc);	818	XFreeGC (dpy, gc);
849		819
850	ret = true;	820	ret = true;
851	}	821	}
852		822
		823	if (result != pixbuf)
		824	g_object_unref (result);
		825
		826	if (tr_flags)
		827	XFreePixmap (dpy, root_pmap);
		828
853	return ret;	829	return ret;
854	}	830	}
855	# endif /* HAVE_PIXBUF */	831	# endif /* HAVE_PIXBUF */
856		832
857	bool	833	bool
858	bgPixmap_t::set_file (const char *file)	834	rxvt_term::bg_set_file (const char *file)
859	{	835	{
860	if (!file || !*file)	836	if (!file || !*file)
861	return false;	837	return false;
862		838
863	if (const char *p = strchr (file, ';'))	839	if (const char *p = strchr (file, ';'))
…		…
868	f[len] = '\0';	844	f[len] = '\0';
869	file = f;	845	file = f;
870	}	846	}
871		847
872	# ifdef HAVE_AFTERIMAGE	848	# ifdef HAVE_AFTERIMAGE
873	if (!target->asimman)	849	if (!asimman)
874	target->asimman = create_generic_imageman (target->rs[Rs_path]);	850	asimman = create_generic_imageman (rs[Rs_path]);
875	ASImage *image = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);	851	ASImage *image = get_asimage (asimman, file, 0xFFFFFFFF, 100);
876	if (image)	852	if (image)
877	{	853	{
878	if (original_asim)	854	if (original_asim)
879	safe_asimage_destroy (original_asim);	855	safe_asimage_destroy (original_asim);
880	original_asim = image;	856	original_asim = image;
881	have_image = true;	857	bg_flags |= BG_IS_FROM_FILE | BG_CLIENT_RENDER;
882	return true;	858	return true;
883	}	859	}
884	# endif	860	# endif
885		861
886	# ifdef HAVE_PIXBUF	862	# ifdef HAVE_PIXBUF
…		…
888	if (image)	864	if (image)
889	{	865	{
890	if (pixbuf)	866	if (pixbuf)
891	g_object_unref (pixbuf);	867	g_object_unref (pixbuf);
892	pixbuf = image;	868	pixbuf = image;
893	have_image = true;	869	bg_flags |= BG_IS_FROM_FILE;
894	return true;	870	return true;
895	}	871	}
896	# endif	872	# endif
897		873
898	return false;	874	return false;
…		…
900		876
901	# endif /* BG_IMAGE_FROM_FILE */	877	# endif /* BG_IMAGE_FROM_FILE */
902		878
903	# ifdef ENABLE_TRANSPARENCY	879	# ifdef ENABLE_TRANSPARENCY
904	bool	880	bool
905	bgPixmap_t::set_transparent ()	881	rxvt_term::bg_set_transparent ()
906	{	882	{
907	if (!(flags & isTransparent))	883	if (!(bg_flags & BG_IS_TRANSPARENT))
908	{	884	{
909	flags |= isTransparent;	885	bg_flags |= BG_IS_TRANSPARENT;
910	return true;	886	return true;
911	}	887	}
912		888
913	return false;	889	return false;
914	}	890	}
915		891
916	bool	892	bool
917	bgPixmap_t::set_blur_radius (const char *geom)	893	rxvt_term::bg_set_blur (const char *geom)
918	{	894	{
919	bool changed = false;	895	bool changed = false;
920	unsigned int hr, vr;	896	unsigned int hr, vr;
921	int junk;	897	int junk;
922	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);	898	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
…		…
940	changed = true;	916	changed = true;
941	v_blurRadius = vr;	917	v_blurRadius = vr;
942	}	918	}
943		919
944	if (v_blurRadius == 0 && h_blurRadius == 0)	920	if (v_blurRadius == 0 && h_blurRadius == 0)
945	flags &= ~blurNeeded;	921	bg_flags &= ~BG_NEEDS_BLUR;
946	else	922	else
947	flags |= blurNeeded;	923	bg_flags |= BG_NEEDS_BLUR;
948		924
949	return changed;	925	return changed;
950	}	926	}
951		927
952	static inline unsigned long	928	void
953	compute_tint_shade_flags (rxvt_color *tint, int shade)	929	rxvt_term::set_tint_shade_flags ()
954	{	930	{
955	unsigned long flags = 0;
956	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	931	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
957	bool has_shade = shade != 100;	932	bool has_shade = shade != 100;
958		933
959	if (tint)	934	bg_flags &= ~BG_TINT_FLAGS;
		935
		936	if (bg_flags & BG_TINT_SET)
960	{	937	{
961	tint->get (c);	938	tint.get (c);
962	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)
963	if (!has_shade && IS_COMPONENT_WHOLESOME (c.r)
964	&& IS_COMPONENT_WHOLESOME (c.g)
965	&& IS_COMPONENT_WHOLESOME (c.b))
966	flags |= bgPixmap_t::tintWholesome;
967	# undef IS_COMPONENT_WHOLESOME
968	}
969
970	if (has_shade)	939	if (!has_shade
971	flags |= bgPixmap_t::tintNeeded;	940	&& (c.r <= 0x00ff || c.r >= 0xff00)
972	else if (tint)	941	&& (c.g <= 0x00ff || c.g >= 0xff00)
		942	&& (c.b <= 0x00ff || c.b >= 0xff00))
		943	bg_flags |= BG_TINT_BITAND;
973	{	944	}
974	if ((c.r > 0x000700 || c.g > 0x000700 || c.b > 0x000700)
975	&& (c.r < 0x00f700 || c.g < 0x00f700 || c.b < 0x00f700))
976	{
977	flags |= bgPixmap_t::tintNeeded;
978	}
979	}
980		945
981	return flags;	946	if (has_shade || (bg_flags & BG_TINT_SET))
		947	bg_flags |= BG_NEEDS_TINT;
982	}	948	}
983		949
984	bool	950	bool
985	bgPixmap_t::set_tint (rxvt_color &new_tint)	951	rxvt_term::bg_set_tint (rxvt_color &new_tint)
986	{	952	{
987	if (!(flags & tintSet) || tint != new_tint)	953	if (!(bg_flags & BG_TINT_SET) || tint != new_tint)
988	{	954	{
989	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);
990	tint = new_tint;	955	tint = new_tint;
991	flags = (flags & ~tintFlags) | new_flags | tintSet;	956	bg_flags |= BG_TINT_SET;
		957	set_tint_shade_flags ();
992	return true;	958	return true;
993	}	959	}
994		960
995	return false;	961	return false;
996	}	962	}
997		963
998	bool	964	bool
999	bgPixmap_t::unset_tint ()
1000	{
1001	unsigned long new_flags = compute_tint_shade_flags (NULL, shade);
1002
1003	if (new_flags != (flags & tintFlags))
1004	{
1005	flags = (flags & ~tintFlags) | new_flags;
1006	return true;
1007	}
1008
1009	return false;
1010	}
1011
1012	bool
1013	bgPixmap_t::set_shade (const char *shade_str)	965	rxvt_term::bg_set_shade (const char *shade_str)
1014	{	966	{
1015	int new_shade = (shade_str) ? atoi (shade_str) : 100;	967	int new_shade = (shade_str) ? atoi (shade_str) : 100;
1016		968
1017	clamp_it (new_shade, -100, 200);	969	clamp_it (new_shade, -100, 200);
1018	if (new_shade < 0)	970	if (new_shade < 0)
1019	new_shade = 200 - (100 + new_shade);	971	new_shade = 200 - (100 + new_shade);
1020		972
1021	if (new_shade != shade)	973	if (new_shade != shade)
1022	{	974	{
1023	unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);
1024	shade = new_shade;	975	shade = new_shade;
1025	flags = (flags & (~tintFlags | tintSet)) | new_flags;	976	set_tint_shade_flags ();
1026	return true;	977	return true;
1027	}	978	}
1028		979
1029	return false;	980	return false;
1030	}	981	}
…		…
1051	params[i+2] = XDoubleToFixed (kernel[i] / sum);	1002	params[i+2] = XDoubleToFixed (kernel[i] / sum);
1052	}	1003	}
1053	#endif	1004	#endif
1054		1005
1055	bool	1006	bool
1056	bgPixmap_t::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	1007	rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
1057	{	1008	{
1058	bool ret = false;	1009	bool ret = false;
1059	#if XRENDER	1010	#if XRENDER
1060	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;	1011	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
1061	double *kernel = (double *)malloc (size * sizeof (double));	1012	double *kernel = (double *)malloc (size * sizeof (double));
1062	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));	1013	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
1063		1014
1064	Display *dpy = target->dpy;
1065	XRenderPictureAttributes pa;	1015	XRenderPictureAttributes pa;
1066	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	1016	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1067		1017
1068	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	1018	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
1069	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	1019	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
1070		1020
1071	if (kernel && params && src && dst)	1021	if (kernel && params)
1072	{	1022	{
1073	if (h_blurRadius)	1023	if (h_blurRadius)
1074	{	1024	{
1075	size = h_blurRadius * 2 + 1;	1025	size = h_blurRadius * 2 + 1;
1076	get_gaussian_kernel (h_blurRadius, size, kernel, params);	1026	get_gaussian_kernel (h_blurRadius, size, kernel, params);
…		…
1089		1039
1090	if (v_blurRadius)	1040	if (v_blurRadius)
1091	{	1041	{
1092	size = v_blurRadius * 2 + 1;	1042	size = v_blurRadius * 2 + 1;
1093	get_gaussian_kernel (v_blurRadius, size, kernel, params);	1043	get_gaussian_kernel (v_blurRadius, size, kernel, params);
1094	swap (params[0], params[1]);	1044	::swap (params[0], params[1]);
1095		1045
1096	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);	1046	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1097	XRenderComposite (dpy,	1047	XRenderComposite (dpy,
1098	PictOpSrc,	1048	PictOpSrc,
1099	src,	1049	src,
…		…
1115	#endif	1065	#endif
1116	return ret;	1066	return ret;
1117	}	1067	}
1118		1068
1119	bool	1069	bool
1120	bgPixmap_t::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	1070	rxvt_term::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
1121	{	1071	{
1122	Display *dpy = target->dpy;
1123	bool ret = false;	1072	bool ret = false;
1124		1073
1125	if (flags & tintWholesome)	1074	if (bg_flags & BG_TINT_BITAND)
1126	{	1075	{
1127	XGCValues gcv;	1076	XGCValues gcv;
1128	GC gc;	1077	GC gc;
1129		1078
1130	/* In this case we can tint image server-side getting significant	1079	/* In this case we can tint image server-side getting significant
…		…
1142	}	1091	}
1143	}	1092	}
1144	else	1093	else
1145	{	1094	{
1146	# if XRENDER	1095	# if XRENDER
1147	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1096	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1148		1097
1149	if (flags & tintSet)	1098	if (bg_flags & BG_TINT_SET)
1150	tint.get (c);	1099	tint.get (c);
1151		1100
1152	if (shade <= 100)	1101	if (shade <= 100)
1153	{	1102	{
1154	c.r = (c.r * shade) / 100;	1103	c.r = c.r * shade / 100;
1155	c.g = (c.g * shade) / 100;	1104	c.g = c.g * shade / 100;
1156	c.b = (c.b * shade) / 100;	1105	c.b = c.b * shade / 100;
1157	}	1106	}
1158	else	1107	else
1159	{	1108	{
1160	c.r = ((0xffff - c.r) * (200 - shade)) / 100;	1109	c.r = c.r * (200 - shade) / 100;
1161	c.g = ((0xffff - c.g) * (200 - shade)) / 100;	1110	c.g = c.g * (200 - shade) / 100;
1162	c.b = ((0xffff - c.b) * (200 - shade)) / 100;	1111	c.b = c.b * (200 - shade) / 100;
1163	}	1112	}
1164		1113
1165	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);	1114	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
1166	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	1115	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1167	XRenderPictureAttributes pa;	1116	XRenderPictureAttributes pa;
…		…
1174	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);	1123	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1175	XFreePixmap (dpy, overlay_pmap);	1124	XFreePixmap (dpy, overlay_pmap);
1176		1125
1177	pa.component_alpha = True;	1126	pa.component_alpha = True;
1178	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);	1127	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
1179	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);	1128	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat | CPComponentAlpha, &pa);
1180	XFreePixmap (dpy, mask_pmap);	1129	XFreePixmap (dpy, mask_pmap);
1181		1130
1182	if (mask_pic && overlay_pic && back_pic)
1183	{
1184	XRenderColor mask_c;	1131	XRenderColor mask_c;
1185		1132
1186	mask_c.red = mask_c.green = mask_c.blue = shade > 100 ? 0xffff : 0;
1187	mask_c.alpha = 0xffff;	1133	mask_c.alpha = 0xffff;
		1134	mask_c.red =
		1135	mask_c.green =
		1136	mask_c.blue = 0;
		1137	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
		1138
		1139	mask_c.alpha = 0;
		1140	mask_c.red = 0xffff - c.r;
		1141	mask_c.green = 0xffff - c.g;
		1142	mask_c.blue = 0xffff - c.b;
		1143	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
		1144	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1145
		1146	if (shade > 100)
		1147	{
		1148	mask_c.red = mask_c.green = mask_c.blue = 0xffff * (shade - 100) / 100;
		1149	mask_c.alpha = 0;
1188	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);	1150	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1189		1151
1190	mask_c.alpha = 0;
1191	mask_c.red = 0xffff - c.r;
1192	mask_c.green = 0xffff - c.g;
1193	mask_c.blue = 0xffff - c.b;
1194	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1195	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);	1152	XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1153	}
		1154
1196	ret = true;	1155	ret = true;
1197	}
1198		1156
1199	XRenderFreePicture (dpy, mask_pic);	1157	XRenderFreePicture (dpy, mask_pic);
1200	XRenderFreePicture (dpy, overlay_pic);	1158	XRenderFreePicture (dpy, overlay_pic);
1201	XRenderFreePicture (dpy, back_pic);	1159	XRenderFreePicture (dpy, back_pic);
1202	# endif	1160	# endif
1203	}	1161	}
1204		1162
1205	return ret;	1163	return ret;
1206	}	1164	}
1207		1165
1208	/* make_transparency_pixmap()	1166	/*
1209	* Builds a pixmap of the same size as the terminal window that contains	1167	* Builds a pixmap of the same size as the terminal window that contains
1210	* the tiled portion of the root pixmap that is supposed to be covered by	1168	* the tiled portion of the root pixmap that is supposed to be covered by
1211	* our window.	1169	* our window.
1212	*/	1170	*/
1213	unsigned long	1171	unsigned long
1214	bgPixmap_t::make_transparency_pixmap ()	1172	rxvt_term::make_transparency_pixmap ()
1215	{	1173	{
1216	unsigned long result = 0;	1174	unsigned long result = 0;
1217
1218	if (target == NULL)
1219	return 0;
1220		1175
1221	/* root dimensions may change from call to call - but Display structure should	1176	/* root dimensions may change from call to call - but Display structure should
1222	* be always up-to-date, so let's use it :	1177	* be always up-to-date, so let's use it :
1223	*/	1178	*/
1224	int screen = target->display->screen;	1179	int screen = display->screen;
1225	Display *dpy = target->dpy;
1226	int root_depth = DefaultDepth (dpy, screen);	1180	int root_depth = DefaultDepth (dpy, screen);
1227	int root_width = DisplayWidth (dpy, screen);	1181	int root_width = DisplayWidth (dpy, screen);
1228	int root_height = DisplayHeight (dpy, screen);	1182	int root_height = DisplayHeight (dpy, screen);
1229	unsigned int root_pmap_width, root_pmap_height;	1183	unsigned int root_pmap_width, root_pmap_height;
1230	int window_width = target->szHint.width;	1184	int window_width = szHint.width;
1231	int window_height = target->szHint.height;	1185	int window_height = szHint.height;
1232	int sx, sy;	1186	int sx, sy;
1233	XGCValues gcv;	1187	XGCValues gcv;
1234	GC gc;	1188	GC gc;
1235		1189
1236	target->get_window_origin (sx, sy);	1190	sx = target_x;
		1191	sy = target_y;
1237		1192
1238	/* check if we are outside of the visible part of the virtual screen : */	1193	/* check if we are outside of the visible part of the virtual screen : */
1239	if (sx + window_width <= 0 || sy + window_height <= 0	1194	if (sx + window_width <= 0 || sy + window_height <= 0
1240	|| sx >= root_width || sy >= root_height)	1195	|| sx >= root_width || sy >= root_height)
1241	return 0;	1196	return 0;
…		…
1245	{	1200	{
1246	Window wdummy;	1201	Window wdummy;
1247	int idummy;	1202	int idummy;
1248	unsigned int udummy;	1203	unsigned int udummy;
1249		1204
1250	target->allowedxerror = -1;	1205	allowedxerror = -1;
1251		1206
1252	if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pmap_width, &root_pmap_height, &udummy, &udummy))	1207	if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pmap_width, &root_pmap_height, &udummy, &udummy))
1253	root_pixmap = None;	1208	root_pixmap = None;
1254		1209
1255	target->allowedxerror = 0;	1210	allowedxerror = 0;
1256	}	1211	}
1257		1212
1258	Pixmap recoded_root_pmap = root_pixmap;	1213	Pixmap recoded_root_pmap = root_pixmap;
1259		1214
1260	if (root_pixmap != None && root_depth != target->depth)	1215	if (root_pixmap != None && root_depth != depth)
1261	{	1216	{
1262	#if XRENDER	1217	#if XRENDER
1263	if (flags & HAS_RENDER)	1218	if (bg_flags & BG_HAS_RENDER)
1264	{	1219	{
		1220	recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);
		1221
1265	XRenderPictureAttributes pa;	1222	XRenderPictureAttributes pa;
1266		1223
1267	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));	1224	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
1268	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);	1225	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);
1269		1226
1270	recoded_root_pmap = XCreatePixmap (dpy, target->vt, root_pmap_width, root_pmap_height, target->depth);
1271	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);	1227	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
1272	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);	1228	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);
1273		1229
1274	if (src && dst)
1275	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);	1230	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
1276	else
1277	{
1278	XFreePixmap (dpy, recoded_root_pmap);
1279	root_pixmap = None;
1280	}
1281		1231
1282	XRenderFreePicture (dpy, src);	1232	XRenderFreePicture (dpy, src);
1283	XRenderFreePicture (dpy, dst);	1233	XRenderFreePicture (dpy, dst);
1284	}	1234	}
1285	else	1235	else
1286	#endif	1236	#endif
1287	root_pixmap = None;	1237	recoded_root_pmap = None;
1288	}	1238	}
1289		1239
1290	if (root_pixmap == None)	1240	if (recoded_root_pmap == None)
1291	return 0;	1241	return 0;
1292		1242
		1243	if (bg_pixmap == None
		1244	|| bg_pmap_width != window_width
		1245	|| bg_pmap_height != window_height)
		1246	{
		1247	if (bg_pixmap)
		1248	XFreePixmap (dpy, bg_pixmap);
1293	Pixmap tiled_root_pmap = XCreatePixmap (dpy, target->vt, window_width, window_height, target->depth);	1249	bg_pixmap = XCreatePixmap (dpy, vt, window_width, window_height, depth);
1294		1250	bg_pmap_width = window_width;
1295	if (tiled_root_pmap == None) /* something really bad happened - abort */	1251	bg_pmap_height = window_height;
1296	return 0;	1252	}
1297		1253
1298	/* straightforward pixmap copy */	1254	/* straightforward pixmap copy */
		1255	while (sx < 0) sx += root_width;
		1256	while (sy < 0) sy += root_height;
		1257
1299	gcv.tile = recoded_root_pmap;	1258	gcv.tile = recoded_root_pmap;
1300	gcv.fill_style = FillTiled;	1259	gcv.fill_style = FillTiled;
1301
1302	while (sx < 0) sx += (int)root_width;
1303	while (sy < 0) sy += (int)root_height;
1304
1305	gcv.ts_x_origin = -sx;	1260	gcv.ts_x_origin = -sx;
1306	gcv.ts_y_origin = -sy;	1261	gcv.ts_y_origin = -sy;
1307	gc = XCreateGC (dpy, target->vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	1262	gc = XCreateGC (dpy, vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
1308		1263
1309	if (gc)	1264	if (gc)
1310	{	1265	{
1311	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);	1266	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);
1312	result |= transpPmapTiled;	1267	result |= BG_IS_VALID | (bg_flags & BG_EFFECTS_FLAGS);
1313	XFreeGC (dpy, gc);	1268	XFreeGC (dpy, gc);
1314		1269
1315	if (!need_client_side_rendering ())	1270	if (!(bg_flags & BG_CLIENT_RENDER))
1316	{	1271	{
1317	if ((flags & blurNeeded)	1272	if ((bg_flags & BG_NEEDS_BLUR)
1318	&& (flags & HAS_RENDER_CONV))	1273	&& (bg_flags & BG_HAS_RENDER_CONV))
1319	{	1274	{
1320	if (blur_pixmap (tiled_root_pmap, target->visual, window_width, window_height))	1275	if (blur_pixmap (bg_pixmap, visual, window_width, window_height))
1321	result |= transpPmapBlurred;	1276	result &= ~BG_NEEDS_BLUR;
1322	}	1277	}
1323	if ((flags & tintNeeded)	1278	if ((bg_flags & BG_NEEDS_TINT)
1324	&& (flags & (tintWholesome | HAS_RENDER)))	1279	&& (bg_flags & (BG_TINT_BITAND | BG_HAS_RENDER)))
1325	{	1280	{
1326	if (tint_pixmap (tiled_root_pmap, target->visual, window_width, window_height))	1281	if (tint_pixmap (bg_pixmap, visual, window_width, window_height))
1327	result |= transpPmapTinted;	1282	result &= ~BG_NEEDS_TINT;
1328	}	1283	}
1329	} /* server side rendering completed */	1284	} /* server side rendering completed */
1330
1331	if (pixmap)
1332	XFreePixmap (dpy, pixmap);
1333
1334	pixmap = tiled_root_pmap;
1335	pmap_width = window_width;
1336	pmap_height = window_height;
1337	pmap_depth = target->depth;
1338	}	1285	}
1339	else
1340	XFreePixmap (dpy, tiled_root_pmap);
1341		1286
1342	if (recoded_root_pmap != root_pixmap)	1287	if (recoded_root_pmap != root_pixmap)
1343	XFreePixmap (dpy, recoded_root_pmap);	1288	XFreePixmap (dpy, recoded_root_pmap);
1344		1289
1345	return result;	1290	return result;
1346	}	1291	}
1347		1292
1348	void	1293	void
1349	bgPixmap_t::set_root_pixmap ()	1294	rxvt_term::bg_set_root_pixmap ()
1350	{	1295	{
1351	Pixmap new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);	1296	Pixmap new_root_pixmap = get_pixmap_property (xa[XA_XROOTPMAP_ID]);
1352	if (new_root_pixmap == None)	1297	if (new_root_pixmap == None)
1353	new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);	1298	new_root_pixmap = get_pixmap_property (xa[XA_ESETROOT_PMAP_ID]);
1354		1299
1355	root_pixmap = new_root_pixmap;	1300	root_pixmap = new_root_pixmap;
1356	}	1301	}
1357	# endif /* ENABLE_TRANSPARENCY */	1302	# endif /* ENABLE_TRANSPARENCY */
1358		1303
1359	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)	1304	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1360	static void ShadeXImage(Visual *visual, XImage *srcImage, int shade, const rgba &c);	1305	static void shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c);
1361	# endif	1306	# endif
1362		1307
1363	bool	1308	bool
1364	bgPixmap_t::render ()	1309	rxvt_term::bg_render ()
1365	{	1310	{
1366	unsigned long background_flags = 0;	1311	unsigned long tr_flags = 0;
1367		1312
1368	if (target == NULL)
1369	return false;
1370
1371	invalidate ();	1313	bg_invalidate ();
1372	# ifdef ENABLE_TRANSPARENCY	1314	# ifdef ENABLE_TRANSPARENCY
1373	if (flags & isTransparent)	1315	if (bg_flags & BG_IS_TRANSPARENT)
1374	{	1316	{
1375	/* we need to re-generate transparency pixmap in that case ! */	1317	/* we need to re-generate transparency pixmap in that case ! */
1376	background_flags = make_transparency_pixmap ();	1318	tr_flags = make_transparency_pixmap ();
1377	if (background_flags == 0)	1319	if (tr_flags == 0)
1378	return false;	1320	return false;
1379	else if ((background_flags & transpTransformations) == (flags & transpTransformations))	1321	else if (!(tr_flags & BG_EFFECTS_FLAGS))
1380	flags = flags & ~isInvalid;	1322	bg_flags |= BG_IS_VALID;
1381	}	1323	}
1382	# endif	1324	# endif
1383		1325
1384	# ifdef BG_IMAGE_FROM_FILE	1326	# ifdef BG_IMAGE_FROM_FILE
1385	if (have_image	1327	if ((bg_flags & BG_IS_FROM_FILE)
1386	|| (background_flags & transpTransformations) != (flags & transpTransformations))	1328	|| (tr_flags & BG_EFFECTS_FLAGS))
1387	{	1329	{
1388	if (render_image (background_flags))	1330	if (render_image (tr_flags))
1389	flags = flags & ~isInvalid;	1331	bg_flags |= BG_IS_VALID;
1390	}	1332	}
1391	# endif	1333	# endif
1392		1334
1393	# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)	1335	# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1394	XImage *result = NULL;	1336	XImage *result = NULL;
1395		1337
1396	if (background_flags && (flags & isInvalid))	1338	if (tr_flags && !(bg_flags & BG_IS_VALID))
1397	{	1339	{
1398	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);	1340	result = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
1399	}	1341	}
1400		1342
1401	if (result)	1343	if (result)
1402	{	1344	{
1403	/* our own client-side tinting */	1345	/* our own client-side tinting */
1404	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	1346	if (tr_flags & BG_NEEDS_TINT)
1405	{	1347	{
1406	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1348	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1407	if (flags & tintSet)	1349	if (bg_flags & BG_TINT_SET)
1408	tint.get (c);	1350	tint.get (c);
1409	ShadeXImage (DefaultVisual (target->dpy, target->display->screen), result, shade, c);	1351	shade_ximage (DefaultVisual (dpy, display->screen), result, shade, c);
1410	}	1352	}
1411		1353
1412	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);	1354	GC gc = XCreateGC (dpy, vt, 0UL, NULL);
1413		1355
1414	if (gc)	1356	if (gc)
1415	{	1357	{
1416	XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);	1358	XPutImage (dpy, bg_pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1417		1359
1418	XFreeGC (target->dpy, gc);	1360	XFreeGC (dpy, gc);
1419	flags = flags & ~isInvalid;	1361	bg_flags |= BG_IS_VALID;
1420	}	1362	}
1421		1363
1422	XDestroyImage (result);	1364	XDestroyImage (result);
1423	}	1365	}
1424	# endif	1366	# endif
1425		1367
1426	if (flags & isInvalid)	1368	if (!(bg_flags & BG_IS_VALID))
1427	{	1369	{
1428	if (pixmap != None)	1370	if (bg_pixmap != None)
1429	{	1371	{
1430	XFreePixmap (target->dpy, pixmap);	1372	XFreePixmap (dpy, bg_pixmap);
1431	pixmap = None;	1373	bg_pixmap = None;
1432	}	1374	}
1433	}	1375	}
1434		1376
1435	apply ();	1377	scr_recolour (false);
		1378	bg_flags |= BG_NEEDS_REFRESH;
1436		1379
1437	valid_since = ev::now ();	1380	bg_valid_since = ev::now ();
1438		1381
1439	return true;	1382	return true;
1440	}	1383	}
1441		1384
1442	void	1385	void
1443	bgPixmap_t::set_target (rxvt_term *new_target)	1386	rxvt_term::bg_init ()
1444	{	1387	{
1445	target = new_target;	1388	#ifdef ENABLE_TRANSPARENCY
		1389	shade = 100;
		1390	#endif
1446		1391
1447	flags &= ~(HAS_RENDER | HAS_RENDER_CONV);	1392	bg_flags &= ~(BG_HAS_RENDER | BG_HAS_RENDER_CONV);
1448	#if XRENDER	1393	#if XRENDER
1449	int major, minor;	1394	int major, minor;
1450	if (XRenderQueryVersion (target->dpy, &major, &minor))	1395	if (XRenderQueryVersion (dpy, &major, &minor))
1451	flags |= HAS_RENDER;	1396	bg_flags |= BG_HAS_RENDER;
1452	XFilters *filters = XRenderQueryFilters (target->dpy, target->vt);	1397	XFilters *filters = XRenderQueryFilters (dpy, vt);
1453	if (filters)	1398	if (filters)
1454	{	1399	{
1455	for (int i = 0; i < filters->nfilter; i++)	1400	for (int i = 0; i < filters->nfilter; i++)
1456	if (!strcmp (filters->filter[i], FilterConvolution))	1401	if (!strcmp (filters->filter[i], FilterConvolution))
1457	flags |= HAS_RENDER_CONV;	1402	bg_flags |= BG_HAS_RENDER_CONV;
1458		1403
1459	XFree (filters);	1404	XFree (filters);
1460	}	1405	}
1461	#endif	1406	#endif
1462	}
1463
1464	void
1465	bgPixmap_t::apply ()
1466	{
1467	if (target == NULL)
1468	return;
1469
1470	if (pixmap != None)
1471	{
1472	/* set target's background to pixmap */
1473	# ifdef ENABLE_TRANSPARENCY
1474	if (flags & isTransparent)
1475	{
1476	XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);
1477	XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);
1478
1479	if (target->scrollBar.win)
1480	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);
1481	}
1482	else
1483	# endif
1484	{
1485	/* force old pixmap dereference in case it was transparent before :*/
1486	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1487	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1488	/* do we also need to set scrollbar's background here ? */
1489
1490	if (target->scrollBar.win)
1491	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1492	}
1493	}
1494	else
1495	{
1496	/* set target background to a pixel */
1497	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1498	XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);
1499	/* do we also need to set scrollbar's background here ? */
1500	if (target->scrollBar.win)
1501	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1502	}
1503
1504	/* don't want Expose on the parent or vt. It is better to use
1505	scr_touch or we get a great deal of flicker otherwise: */
1506	XClearWindow (target->dpy, target->parent[0]);
1507
1508	if (target->scrollBar.state && target->scrollBar.win)
1509	{
1510	target->scrollBar.state = STATE_IDLE;
1511	target->scrollBar.show (0);
1512	}
1513
1514	target->want_refresh = 1;
1515	flags |= hasChanged;
1516	}	1407	}
1517		1408
1518	#endif /* HAVE_BG_PIXMAP */	1409	#endif /* HAVE_BG_PIXMAP */
1519		1410
1520	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)	1411	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1521	/* taken from aterm-0.4.2 */	1412	/* taken from aterm-0.4.2 */
1522		1413
1523	static void	1414	static void
1524	ShadeXImage(Visual *visual, XImage *srcImage, int shade, const rgba &c)	1415	shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c)
1525	{	1416	{
1526	int sh_r, sh_g, sh_b;	1417	int sh_r, sh_g, sh_b;
1527	uint32_t mask_r, mask_g, mask_b;	1418	uint32_t mask_r, mask_g, mask_b;
1528	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;	1419	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1529	rgba low;	1420	rgba low;
1530	rgba high;	1421	rgba high;
1531	int i;	1422	int i;
1532	int host_byte_order = byteorder.big_endian () ? MSBFirst : LSBFirst;	1423	int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
1533		1424
1534	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return;	1425	if (visual->c_class != TrueColor || ximage->format != ZPixmap) return;
1535		1426
1536	/* for convenience */	1427	/* for convenience */
1537	mask_r = visual->red_mask;	1428	mask_r = visual->red_mask;
1538	mask_g = visual->green_mask;	1429	mask_g = visual->green_mask;
1539	mask_b = visual->blue_mask;	1430	mask_b = visual->blue_mask;
1540		1431
1541	/* boring lookup table pre-initialization */	1432	/* boring lookup table pre-initialization */
1542	switch (srcImage->depth)	1433	switch (ximage->depth)
1543	{	1434	{
1544	case 15:	1435	case 15:
1545	if ((mask_r != 0x7c00) ||	1436	if ((mask_r != 0x7c00) ||
1546	(mask_g != 0x03e0) ||	1437	(mask_g != 0x03e0) ||
1547	(mask_b != 0x001f))	1438	(mask_b != 0x001f))
…		…
1600	/* prepare limits for color transformation (each channel is handled separately) */	1491	/* prepare limits for color transformation (each channel is handled separately) */
1601	if (shade > 100)	1492	if (shade > 100)
1602	{	1493	{
1603	shade = 200 - shade;	1494	shade = 200 - shade;
1604		1495
1605	high.r = (65535 - c.r) * shade / 100;	1496	high.r = c.r * shade / 100;
1606	high.g = (65535 - c.g) * shade / 100;	1497	high.g = c.g * shade / 100;
1607	high.b = (65535 - c.b) * shade / 100;	1498	high.b = c.b * shade / 100;
1608		1499
1609	low.r = 65535 - high.r;	1500	low.r = 65535 * (100 - shade) / 100;
1610	low.g = 65535 - high.g;	1501	low.g = 65535 * (100 - shade) / 100;
1611	low.b = 65535 - high.b;	1502	low.b = 65535 * (100 - shade) / 100;
1612	}	1503	}
1613	else	1504	else
1614	{	1505	{
1615	high.r = c.r * shade / 100;	1506	high.r = c.r * shade / 100;
1616	high.g = c.g * shade / 100;	1507	high.g = c.g * shade / 100;
…		…
1641	tmp += (mask_b>>sh_b) * low.b;	1532	tmp += (mask_b>>sh_b) * low.b;
1642	lookup_b[i] = (tmp/65535)<<sh_b;	1533	lookup_b[i] = (tmp/65535)<<sh_b;
1643	}	1534	}
1644		1535
1645	/* apply table to input image (replacing colors by newly calculated ones) */	1536	/* apply table to input image (replacing colors by newly calculated ones) */
1646	if (srcImage->bits_per_pixel == 32	1537	if (ximage->bits_per_pixel == 32
1647	&& (srcImage->depth == 24 || srcImage->depth == 32)	1538	&& (ximage->depth == 24 || ximage->depth == 32)
1648	&& srcImage->byte_order == host_byte_order)	1539	&& ximage->byte_order == host_byte_order)
1649	{	1540	{
1650	uint32_t *p1, *pf, *p, *pl;	1541	uint32_t *p1, *pf, *p, *pl;
1651	p1 = (uint32_t *) srcImage->data;	1542	p1 = (uint32_t *) ximage->data;
1652	pf = (uint32_t *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);	1543	pf = (uint32_t *) (ximage->data + ximage->height * ximage->bytes_per_line);
1653		1544
1654	while (p1 < pf)	1545	while (p1 < pf)
1655	{	1546	{
1656	p = p1;	1547	p = p1;
1657	pl = p1 + srcImage->width;	1548	pl = p1 + ximage->width;
1658	for (; p < pl; p++)	1549	for (; p < pl; p++)
1659	{	1550	{
1660	*p = lookup_r[(*p & 0xff0000) >> 16] |	1551	*p = lookup_r[(*p & 0xff0000) >> 16] |
1661	lookup_g[(*p & 0x00ff00) >> 8] |	1552	lookup_g[(*p & 0x00ff00) >> 8] |
1662	lookup_b[(*p & 0x0000ff)] |	1553	lookup_b[(*p & 0x0000ff)] |
1663	(*p & 0xff000000);	1554	(*p & 0xff000000);
1664	}	1555	}
1665	p1 = (uint32_t *) ((char *) p1 + srcImage->bytes_per_line);	1556	p1 = (uint32_t *) ((char *) p1 + ximage->bytes_per_line);
1666	}	1557	}
1667	}	1558	}
1668	else	1559	else
1669	{	1560	{
1670	for (int y = 0; y < srcImage->height; y++)	1561	for (int y = 0; y < ximage->height; y++)
1671	for (int x = 0; x < srcImage->width; x++)	1562	for (int x = 0; x < ximage->width; x++)
1672	{	1563	{
1673	unsigned long pixel = XGetPixel (srcImage, x, y);	1564	unsigned long pixel = XGetPixel (ximage, x, y);
1674	pixel = lookup_r[(pixel & mask_r) >> sh_r] |	1565	pixel = lookup_r[(pixel & mask_r) >> sh_r] |
1675	lookup_g[(pixel & mask_g) >> sh_g] |	1566	lookup_g[(pixel & mask_g) >> sh_g] |
1676	lookup_b[(pixel & mask_b) >> sh_b];	1567	lookup_b[(pixel & mask_b) >> sh_b];
1677	XPutPixel (srcImage, x, y, pixel);	1568	XPutPixel (ximage, x, y, pixel);
1678	}	1569	}
1679	}	1570	}
1680		1571
1681	free (lookup);	1572	free (lookup);
1682	}	1573	}

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