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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.124 by sf-exg, Tue Nov 23 16:37:36 2010 UTC vs.
Revision 1.163 by sf-exg, Sat Aug 13 09:05:44 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	#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
58
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
62	* adjustment and may optionally be followed by a colon and one or more	40	* adjustment and may optionally be followed by a colon and one or more
63	* colon-delimited pixmap operations.	41	* colon-delimited pixmap operations.
…		…
68	* W and H are percentages of the terminal window size.	46	* W and H are percentages of the terminal window size.
69	* X and Y are also percentages; e.g., +50+50 centers	47	* X and Y are also percentages; e.g., +50+50 centers
70	* the image in the window.	48	* the image in the window.
71	*	49	*
72	* Pixmap Operations : (should be prepended by a colon)	50	* Pixmap Operations : (should be prepended by a colon)
73	* tile Tile image. Scaling/position modifiers above will affect
74	* the tile size and origin.
75	* propscale When scaling, scale proportionally. That is, maintain the
76	* proper aspect ratio for the image. Any portion of the
77	* background not covered by the image is filled with the
78	* current background color.
79	* hscale Scale horizontally, tile vertically ?
80	* vscale Tile horizontally, scale vertically ?
81	* scale Scale both up and down
82	* auto Same as 100x100+50+50
83	*/	51	*/
84		52
85	#ifdef HAVE_BG_PIXMAP	53	#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	target_x = target_y = 0;
109	}
110
111	void	54	void
112	bgPixmap_t::destroy ()	55	rxvt_term::bg_destroy ()
113	{	56	{
114	#ifdef HAVE_AFTERIMAGE	57	#ifdef HAVE_AFTERIMAGE
115	if (original_asim)	58	if (original_asim)
116	safe_asimage_destroy (original_asim);	59	safe_asimage_destroy (original_asim);
		60	if (asv)
		61	destroy_asvisual (asv, 0);
		62	if (asimman)
		63	destroy_image_manager (asimman, 0);
117	#endif	64	#endif
118		65
119	#ifdef HAVE_PIXBUF	66	#ifdef HAVE_PIXBUF
120	if (pixbuf)	67	if (pixbuf)
121	g_object_unref (pixbuf);	68	g_object_unref (pixbuf);
122	#endif	69	#endif
123		70
124	if (pixmap && target)	71	if (bg_pixmap)
125	XFreePixmap (target->dpy, pixmap);	72	XFreePixmap (dpy, bg_pixmap);
126	}	73	}
127		74
128	bool	75	bool
129	bgPixmap_t::set_position (int x, int y)	76	rxvt_term::bg_set_position (int x, int y)
130	{	77	{
131		78
132	if (target_x != x	79	if (target_x != x
133	|| target_y != y)	80	|| target_y != y)
134	{	81	{
…		…
138	}	85	}
139	return false;	86	return false;
140	}	87	}
141		88
142	bool	89	bool
143	bgPixmap_t::window_size_sensitive ()	90	rxvt_term::bg_window_size_sensitive ()
144	{	91	{
145	# ifdef ENABLE_TRANSPARENCY	92	# ifdef ENABLE_TRANSPARENCY
146	if (flags & isTransparent)	93	if (bg_flags & BG_IS_TRANSPARENT)
147	return true;	94	return true;
148	# endif	95	# endif
149		96
150	# ifdef BG_IMAGE_FROM_FILE	97	# ifdef BG_IMAGE_FROM_FILE
151	if (have_image)	98	if (bg_flags & BG_IS_FROM_FILE)
152	{	99	{
153	if (flags & sizeSensitive)	100	if (bg_flags & BG_IS_SIZE_SENSITIVE)
154	return true;	101	return true;
155	}	102	}
156	# endif	103	# endif
157		104
158	return false;	105	return false;
159	}	106	}
160		107
161	bool	108	bool
162	bgPixmap_t::window_position_sensitive ()	109	rxvt_term::bg_window_position_sensitive ()
163	{	110	{
164	# ifdef ENABLE_TRANSPARENCY	111	# ifdef ENABLE_TRANSPARENCY
165	if (flags & isTransparent)	112	if (bg_flags & BG_IS_TRANSPARENT)
166	return true;	113	return true;
167	# endif	114	# endif
168		115
169	# ifdef BG_IMAGE_FROM_FILE	116	# ifdef BG_IMAGE_FROM_FILE
170	if (have_image)	117	if (bg_flags & BG_IS_FROM_FILE)
171	{	118	{
172	if (flags & rootAlign)	119	if (bg_flags & BG_ROOT_ALIGN)
173	return true;	120	return true;
174	}	121	}
175	# endif	122	# endif
176		123
177	return false;
178	}
179
180	bool bgPixmap_t::need_client_side_rendering ()
181	{
182	# ifdef HAVE_AFTERIMAGE
183	if (original_asim)
184	return true;
185	# endif
186	return false;	124	return false;
187	}	125	}
188		126
189	# ifdef BG_IMAGE_FROM_FILE	127	# ifdef BG_IMAGE_FROM_FILE
190	static inline bool	128	static inline bool
…		…
253	dst_size = target_size - dst_pos;	191	dst_size = target_size - dst_pos;
254	return src_pos;	192	return src_pos;
255	}	193	}
256		194
257	bool	195	bool
258	bgPixmap_t::set_geometry (const char *geom, bool update)	196	rxvt_term::bg_set_geometry (const char *geom, bool update)
259	{	197	{
260	bool changed = false;	198	bool changed = false;
261	int geom_flags = 0;	199	int geom_flags = 0;
262	int x = 0, y = 0;	200	int x = 0, y = 0;
263	unsigned int w = 0, h = 0;	201	unsigned int w = 0, h = 0;
264	unsigned int n;	202	unsigned long new_flags = (bg_flags & (~BG_GEOMETRY_FLAGS));
265	unsigned long new_flags = (flags & (~geometryFlags));
266	const char *ops;
267	# define MAXLEN_GEOM 256 /* could be longer than regular geometry string */
268		203
269	if (geom == NULL)	204	if (geom == NULL)
270	return false;	205	return false;
271		206
272	char str[MAXLEN_GEOM];	207	if (geom[0])
273
274	ops = strchr (geom, ':');
275	if (ops == NULL)
276	n = strlen (geom);
277	else
278	n = ops - geom;
279
280	if (n >= MAXLEN_GEOM)
281	return false;
282
283	memcpy (str, geom, n);
284	str[n] = '\0';
285	rxvt_strtrim (str);
286
287	if (str[0])
288	{	208	{
289	/* we have geometry string - let's handle it prior to applying ops */	209	char **arr = rxvt_strsplit (':', geom);
		210
		211	for (int i = 0; arr[i]; i++)
		212	{
		213	if (!strcasecmp (arr[i], "style=tiled"))
		214	{
		215	new_flags = BG_TILE;
		216	w = h = noScale;
		217	x = y = 0;
		218	geom_flags = WidthValue|HeightValue|XValue|YValue;
		219	}
		220	else if (!strcasecmp (arr[i], "style=aspect-stretched"))
		221	{
		222	new_flags = BG_PROP_SCALE;
		223	x = y = centerAlign;
		224	geom_flags = XValue|YValue;
		225	}
		226	else if (!strcasecmp (arr[i], "style=stretched"))
		227	{
		228	new_flags = 0;
		229	w = h = windowScale;
		230	geom_flags = WidthValue|HeightValue;
		231	}
		232	else if (!strcasecmp (arr[i], "style=centered"))
		233	{
		234	new_flags = 0;
		235	w = h = noScale;
		236	x = y = centerAlign;
		237	geom_flags = WidthValue|HeightValue|XValue|YValue;
		238	}
		239	else if (!strcasecmp (arr[i], "style=root-tiled"))
		240	{
		241	new_flags = BG_TILE|BG_ROOT_ALIGN;
		242	w = h = noScale;
		243	geom_flags = WidthValue|HeightValue;
		244	}
		245	else if (!strcasecmp (arr[i], "op=tile"))
		246	new_flags |= BG_TILE;
		247	else if (!strcasecmp (arr[i], "op=pscale"))
		248	new_flags |= BG_PROP_SCALE;
		249	else if (!strcasecmp (arr[i], "op=root"))
		250	new_flags |= BG_ROOT_ALIGN;
		251
		252	// deprecated
		253	else if (!strcasecmp (arr[i], "tile"))
		254	{
		255	new_flags |= BG_TILE;
		256	w = h = noScale;
		257	geom_flags |= WidthValue|HeightValue;
		258	}
		259	else if (!strcasecmp (arr[i], "propscale"))
		260	{
		261	new_flags |= BG_PROP_SCALE;
		262	}
		263	else if (!strcasecmp (arr[i], "hscale"))
		264	{
		265	new_flags |= BG_TILE;
		266	w = windowScale;
		267	h = noScale;
		268	geom_flags |= WidthValue|HeightValue;
		269	}
		270	else if (!strcasecmp (arr[i], "vscale"))
		271	{
		272	new_flags |= BG_TILE;
		273	h = windowScale;
		274	w = noScale;
		275	geom_flags |= WidthValue|HeightValue;
		276	}
		277	else if (!strcasecmp (arr[i], "scale"))
		278	{
		279	w = h = windowScale;
		280	geom_flags |= WidthValue|HeightValue;
		281	}
		282	else if (!strcasecmp (arr[i], "auto"))
		283	{
		284	w = h = windowScale;
		285	x = y = centerAlign;
		286	geom_flags |= WidthValue|HeightValue|XValue|YValue;
		287	}
		288	else if (!strcasecmp (arr[i], "root"))
		289	{
		290	new_flags |= BG_TILE|BG_ROOT_ALIGN;
		291	w = h = noScale;
		292	geom_flags |= WidthValue|HeightValue;
		293	}
		294
		295	else
290	geom_flags = XParseGeometry (str, &x, &y, &w, &h);	296	geom_flags |= XParseGeometry (arr[i], &x, &y, &w, &h);
291	} /* done parsing geometry string */	297	} /* done parsing ops */
		298
		299	rxvt_free_strsplit (arr);
		300	}
292		301
293	if (!update)	302	if (!update)
294	{	303	{
295	if (!(geom_flags & XValue))	304	if (!(geom_flags & XValue))
296	x = y = defaultAlign;	305	x = y = defaultAlign;
…		…
305	w = h;	314	w = h;
306		315
307	geom_flags |= WidthValue|HeightValue|XValue|YValue;	316	geom_flags |= WidthValue|HeightValue|XValue|YValue;
308	}	317	}
309		318
310	if (ops)
311	{
312	while (*ops)
313	{
314	while (*ops == ':' || isspace(*ops)) ++ops;
315
316	# define CHECK_GEOM_OPS(op_str) (strncasecmp (ops, (op_str), sizeof (op_str) - 1) == 0)
317	if (CHECK_GEOM_OPS ("tile"))
318	{
319	w = h = noScale;
320	geom_flags |= WidthValue|HeightValue;
321	}
322	else if (CHECK_GEOM_OPS ("propscale"))
323	{
324	new_flags |= propScale;
325	}
326	else if (CHECK_GEOM_OPS ("hscale"))
327	{
328	if (w == 0) w = windowScale;
329
330	h = noScale;
331	geom_flags |= WidthValue|HeightValue;
332	}
333	else if (CHECK_GEOM_OPS ("vscale"))
334	{
335	if (h == 0) h = windowScale;
336
337	w = noScale;
338	geom_flags |= WidthValue|HeightValue;
339	}
340	else if (CHECK_GEOM_OPS ("scale"))
341	{
342	if (h == 0) h = windowScale;
343	if (w == 0) w = windowScale;
344
345	geom_flags |= WidthValue|HeightValue;
346	}
347	else if (CHECK_GEOM_OPS ("auto"))
348	{
349	w = h = windowScale;
350	x = y = centerAlign;
351	geom_flags |= WidthValue|HeightValue|XValue|YValue;
352	}
353	else if (CHECK_GEOM_OPS ("root"))
354	{
355	new_flags |= rootAlign;
356	w = h = noScale;
357	geom_flags |= WidthValue|HeightValue;
358	}
359	# undef CHECK_GEOM_OPS
360
361	while (*ops != ':' && *ops != '\0') ++ops;
362	} /* done parsing ops */
363	}
364
365	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;	319	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;
366	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;	320	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;
367	if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;	321	if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;
368	if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;	322	if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
369		323
370	if (new_flags != flags)	324	if (new_flags != bg_flags)
371	{	325	{
372	flags = new_flags;	326	bg_flags = new_flags;
373	changed = true;	327	changed = true;
374	}	328	}
375		329
376	return changed;	330	return changed;
377	}	331	}
378		332
379	void	333	void
380	bgPixmap_t::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)	334	rxvt_term::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
381	{	335	{
382	int target_width = target->szHint.width;	336	int target_width = szHint.width;
383	int target_height = target->szHint.height;	337	int target_height = szHint.height;
384		338
385	if (flags & propScale)	339	if (bg_flags & BG_PROP_SCALE)
386	{	340	{
387	float scale = (float)target_width / image_width;	341	float scale = (float)target_width / image_width;
388	min_it (scale, (float)target_height / image_height);	342	min_it (scale, (float)target_height / image_height);
389	w = image_width * scale + 0.5;	343	w = image_width * scale + 0.5;
390	h = image_height * scale + 0.5;	344	h = image_height * scale + 0.5;
…		…
396	}	350	}
397		351
398	if (!w) w = image_width;	352	if (!w) w = image_width;
399	if (!h) h = image_height;	353	if (!h) h = image_height;
400		354
401	if (flags & rootAlign)	355	if (bg_flags & BG_ROOT_ALIGN)
402	{	356	{
403	x = -target_x;	357	x = -target_x;
404	y = -target_y;	358	y = -target_y;
405	}	359	}
406	else	360	else
407	{	361	{
408	x = make_align_position (h_align, target_width, w);	362	x = make_align_position (h_align, target_width, w);
409	y = make_align_position (v_align, target_height, h);	363	y = make_align_position (v_align, target_height, h);
410	}	364	}
411		365
412	flags &= ~sizeSensitive;	366	bg_flags &= ~BG_IS_SIZE_SENSITIVE;
413	if ((flags & propScale) || h_scale || v_scale	367	if (!(bg_flags & BG_TILE)
		368	|| (bg_flags & BG_PROP_SCALE) || h_scale || v_scale
414	|| (!(flags & rootAlign) && (h_align || v_align))	369	|| (!(bg_flags & BG_ROOT_ALIGN) && (h_align || v_align))
415	|| w > target_width || h > target_height)	370	|| w > target_width || h > target_height)
416	flags |= sizeSensitive;	371	bg_flags |= BG_IS_SIZE_SENSITIVE;
417	}	372	}
418		373
419	# ifdef HAVE_AFTERIMAGE	374	# ifdef HAVE_AFTERIMAGE
420	bool	375	bool
421	bgPixmap_t::render_image (unsigned long background_flags)	376	rxvt_term::render_image (unsigned long tr_flags)
422	{	377	{
423	if (target == NULL)
424	return false;
425
426	target->init_asv ();	378	init_asv ();
427		379
428	ASImage *background = NULL;	380	ASImage *background = NULL;
429	ARGB32 background_tint = TINT_LEAVE_SAME;	381	ARGB32 background_tint = TINT_LEAVE_SAME;
430		382
431	# ifdef ENABLE_TRANSPARENCY	383	# ifdef ENABLE_TRANSPARENCY
432	if (background_flags)	384	if (tr_flags)
433	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);	385	background = pixmap2ximage (asv, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, 100);
434		386
435	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	387	if (tr_flags & BG_NEEDS_TINT)
436	{	388	{
437	ShadingInfo as_shade;	389	ShadingInfo as_shade;
438	as_shade.shading = shade;	390	as_shade.shading = shade;
439		391
440	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	392	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
441	if (flags & tintSet)	393	if (bg_flags & BG_TINT_SET)
442	tint.get (c);	394	tint.get (c);
443	as_shade.tintColor.red = c.r;	395	as_shade.tintColor.red = c.r;
444	as_shade.tintColor.green = c.g;	396	as_shade.tintColor.green = c.g;
445	as_shade.tintColor.blue = c.b;	397	as_shade.tintColor.blue = c.b;
446		398
447	background_tint = shading2tint32 (&as_shade);	399	background_tint = shading2tint32 (&as_shade);
448	}	400	}
449		401
450	if (!(background_flags & transpPmapBlurred) && (flags & blurNeeded) && background != NULL)	402	if ((tr_flags & BG_NEEDS_BLUR) && background != NULL)
451	{	403	{
452	ASImage *tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,	404	ASImage *tmp = blur_asimage_gauss (asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
453	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,	405	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,
454	100, ASIMAGE_QUALITY_DEFAULT);	406	100, ASIMAGE_QUALITY_DEFAULT);
455	if (tmp)	407	if (tmp)
456	{	408	{
457	destroy_asimage (&background);	409	destroy_asimage (&background);
…		…
460	}	412	}
461	# endif	413	# endif
462		414
463	ASImage *result = 0;	415	ASImage *result = 0;
464		416
465	int target_width = target->szHint.width;	417	int target_width = szHint.width;
466	int target_height = target->szHint.height;	418	int target_height = szHint.height;
467	int new_pmap_width = target_width;	419	int new_pmap_width = target_width;
468	int new_pmap_height = target_height;	420	int new_pmap_height = target_height;
469		421
470	int x = 0;	422	int x = 0;
471	int y = 0;	423	int y = 0;
…		…
474		426
475	if (original_asim)	427	if (original_asim)
476	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);	428	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
477		429
478	if (!original_asim	430	if (!original_asim
479	|| (!(flags & rootAlign)	431	|| (!(bg_flags & BG_ROOT_ALIGN)
480	&& (x >= target_width	432	&& (x >= target_width
481	|| y >= target_height	433	|| y >= target_height
482	|| (x + w <= 0)	434	|| (x + w <= 0)
483	|| (y + h <= 0))))	435	|| (y + h <= 0))))
484	{	436	{
…		…
488	new_pmap_height = background->height;	440	new_pmap_height = background->height;
489	result = background;	441	result = background;
490		442
491	if (background_tint != TINT_LEAVE_SAME)	443	if (background_tint != TINT_LEAVE_SAME)
492	{	444	{
493	ASImage *tmp = tile_asimage (target->asv, background, 0, 0,	445	ASImage *tmp = tile_asimage (asv, background, 0, 0,
494	target_width, target_height, background_tint,	446	target_width, target_height, background_tint,
495	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);	447	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
496	if (tmp)	448	if (tmp)
497	result = tmp;	449	result = tmp;
498	}	450	}
…		…
505	result = original_asim;	457	result = original_asim;
506		458
507	if ((w != original_asim->width)	459	if ((w != original_asim->width)
508	|| (h != original_asim->height))	460	|| (h != original_asim->height))
509	{	461	{
510	result = scale_asimage (target->asv, original_asim,	462	result = scale_asimage (asv, original_asim,
511	w, h,	463	w, h,
512	background ? ASA_ASImage : ASA_XImage,	464	background ? ASA_ASImage : ASA_XImage,
513	100, ASIMAGE_QUALITY_DEFAULT);	465	100, ASIMAGE_QUALITY_DEFAULT);
514	}	466	}
515		467
516	if (background == NULL)	468	if (background == NULL)
517	{	469	{
518	if (h_scale == 0 || v_scale == 0)	470	if (bg_flags & BG_TILE)
519	{	471	{
520	/* if tiling - pixmap has to be sized exactly as the image,	472	/* if tiling - pixmap has to be sized exactly as the image,
521	but there is no need to make it bigger than the window! */	473	but there is no need to make it bigger than the window! */
522	new_pmap_width = min (result->width, target_width);	474	new_pmap_width = min (result->width, target_width);
523	new_pmap_height = min (result->height, target_height);	475	new_pmap_height = min (result->height, target_height);
524		476
525	/* we also need to tile our image in both directions */	477	/* we also need to tile our image in both directions */
526	ASImage *tmp = tile_asimage (target->asv, result,	478	ASImage *tmp = tile_asimage (asv, result,
527	(int)result->width - x,	479	(int)result->width - x,
528	(int)result->height - y,	480	(int)result->height - y,
529	new_pmap_width,	481	new_pmap_width,
530	new_pmap_height,	482	new_pmap_height,
531	TINT_LEAVE_SAME, ASA_XImage,	483	TINT_LEAVE_SAME, ASA_XImage,
…		…
548	layers[0].clip_width = target_width;	500	layers[0].clip_width = target_width;
549	layers[0].clip_height = target_height;	501	layers[0].clip_height = target_height;
550	layers[0].tint = background_tint;	502	layers[0].tint = background_tint;
551	layers[1].im = result;	503	layers[1].im = result;
552		504
553	if (h_scale == 0 || v_scale == 0)	505	if (bg_flags & BG_TILE)
554	{	506	{
555	/* tile horizontally */	507	/* tile horizontally */
556	while (x > 0) x -= (int)result->width;	508	while (x > 0) x -= (int)result->width;
557	layers[1].dst_x = x;	509	layers[1].dst_x = x;
558	layers[1].clip_width = result->width+target_width;	510	layers[1].clip_width = result->width+target_width;
…		…
562	/* clip horizontally */	514	/* clip horizontally */
563	layers[1].dst_x = x;	515	layers[1].dst_x = x;
564	layers[1].clip_width = result->width;	516	layers[1].clip_width = result->width;
565	}	517	}
566		518
567	if (h_scale == 0 || v_scale == 0)	519	if (bg_flags & BG_TILE)
568	{	520	{
569	while (y > 0) y -= (int)result->height;	521	while (y > 0) y -= (int)result->height;
570	layers[1].dst_y = y;	522	layers[1].dst_y = y;
571	layers[1].clip_height = result->height + target_height;	523	layers[1].clip_height = result->height + target_height;
572	}	524	}
…		…
574	{	526	{
575	layers[1].dst_y = y;	527	layers[1].dst_y = y;
576	layers[1].clip_height = result->height;	528	layers[1].clip_height = result->height;
577	}	529	}
578		530
579	if (target->rs[Rs_blendtype])	531	if (rs[Rs_blendtype])
580	{	532	{
581	layers[1].merge_scanlines = blend_scanlines_name2func (target->rs[Rs_blendtype]);	533	layers[1].merge_scanlines = blend_scanlines_name2func (rs[Rs_blendtype]);
582	if (layers[1].merge_scanlines == NULL)	534	if (layers[1].merge_scanlines == NULL)
583	layers[1].merge_scanlines = alphablend_scanlines;	535	layers[1].merge_scanlines = alphablend_scanlines;
584	}	536	}
585		537
586	ASImage *tmp = merge_layers (target->asv, layers, 2, target_width, target_height,	538	ASImage *tmp = merge_layers (asv, layers, 2, target_width, target_height,
587	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);	539	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
588		540
589	if (tmp)	541	if (tmp)
590	{	542	{
591	if (result != original_asim)	543	if (result != original_asim)
…		…
604	{	556	{
605	XGCValues gcv;	557	XGCValues gcv;
606	GC gc;	558	GC gc;
607		559
608	/* create Pixmap */	560	/* create Pixmap */
609	if (pixmap == None	561	if (bg_pixmap == None
610	|| pmap_width != new_pmap_width	562	|| bg_pmap_width != new_pmap_width
611	|| pmap_height != new_pmap_height	563	|| bg_pmap_height != new_pmap_height)
612	|| pmap_depth != target->depth)
613	{	564	{
614	if (pixmap)	565	if (bg_pixmap)
615	XFreePixmap (target->dpy, pixmap);	566	XFreePixmap (dpy, bg_pixmap);
616	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);	567	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
617	pmap_width = new_pmap_width;	568	bg_pmap_width = new_pmap_width;
618	pmap_height = new_pmap_height;	569	bg_pmap_height = new_pmap_height;
619	pmap_depth = target->depth;
620	}	570	}
621	/* fill with background color (if result's not completely overlapping it) */	571	/* fill with background color (if result's not completely overlapping it) */
622	gcv.foreground = target->pix_colors[Color_bg];	572	gcv.foreground = pix_colors[Color_bg];
623	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);	573	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
624		574
625	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;	575	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
626	int dst_width = result->width, dst_height = result->height;	576	int dst_width = result->width, dst_height = result->height;
627	if (background == NULL)	577	if (background == NULL)
628	{	578	{
629	if (!(h_scale == 0 || v_scale == 0))	579	if (!(bg_flags & BG_TILE))
630	{	580	{
631	src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );	581	src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );
632	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);	582	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
633	}	583	}
634		584
635	if (dst_x > 0 || dst_y > 0	585	if (dst_x > 0 || dst_y > 0
636	|| dst_x + dst_width < new_pmap_width	586	|| dst_x + dst_width < new_pmap_width
637	|| dst_y + dst_height < new_pmap_height)	587	|| dst_y + dst_height < new_pmap_height)
638	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	588	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
639	}	589	}
640		590
641	/* put result on pixmap */	591	/* put result on pixmap */
642	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	592	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
643	asimage2drawable (target->asv, pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);	593	asimage2drawable (asv, bg_pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);
644		594
645	if (result != background && result != original_asim)	595	if (result != background && result != original_asim)
646	destroy_asimage (&result);	596	destroy_asimage (&result);
647		597
648	XFreeGC (target->dpy, gc);	598	XFreeGC (dpy, gc);
649		599
650	ret = true;	600	ret = true;
651	}	601	}
652		602
653	if (background)	603	if (background)
…		…
657	}	607	}
658	# endif /* HAVE_AFTERIMAGE */	608	# endif /* HAVE_AFTERIMAGE */
659		609
660	# ifdef HAVE_PIXBUF	610	# ifdef HAVE_PIXBUF
661	bool	611	bool
662	bgPixmap_t::render_image (unsigned long background_flags)	612	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
		613	int src_x, int src_y, int dst_x, int dst_y,
		614	unsigned int width, unsigned int height)
663	{	615	{
664	if (target == NULL)	616	XImage *ximage;
		617	char *data, *line;
		618	int bytes_per_pixel;
		619	int width_r, width_g, width_b;
		620	int sh_r, sh_g, sh_b;
		621	int rowstride;
		622	int channels;
		623	unsigned char *row;
		624
		625	if (visual->c_class != TrueColor)
665	return false;	626	return false;
666		627
		628	if (depth == 24 || depth == 32)
		629	bytes_per_pixel = 4;
		630	else if (depth == 15 || depth == 16)
		631	bytes_per_pixel = 2;
		632	else
		633	return false;
		634
		635	width_r = ecb_popcount32 (visual->red_mask);
		636	width_g = ecb_popcount32 (visual->green_mask);
		637	width_b = ecb_popcount32 (visual->blue_mask);
		638
		639	if (width_r > 8 || width_g > 8 || width_b > 8)
		640	return false;
		641
		642	sh_r = ecb_ctz32 (visual->red_mask);
		643	sh_g = ecb_ctz32 (visual->green_mask);
		644	sh_b = ecb_ctz32 (visual->blue_mask);
		645
		646	if (width > INT_MAX / height / bytes_per_pixel)
		647	return false;
		648
		649	data = (char *)malloc (width * height * bytes_per_pixel);
		650	if (!data)
		651	return false;
		652
		653	ximage = XCreateImage (dpy, visual, depth, ZPixmap, 0, data,
		654	width, height, bytes_per_pixel * 8, 0);
		655	if (!ximage)
		656	{
		657	free (data);
		658	return false;
		659	}
		660
		661	ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
		662
		663	rowstride = gdk_pixbuf_get_rowstride (pixbuf);
		664	channels = gdk_pixbuf_get_n_channels (pixbuf);
		665	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
		666	line = data;
		667
		668	for (int y = 0; y < height; y++)
		669	{
		670	for (int x = 0; x < width; x++)
		671	{
		672	unsigned char *pixel = row + x * channels;
		673	uint32_t value;
		674
		675	value = ((pixel[0] >> (8 - width_r)) << sh_r)
		676	| ((pixel[1] >> (8 - width_g)) << sh_g)
		677	| ((pixel[2] >> (8 - width_b)) << sh_b);
		678
		679	if (bytes_per_pixel == 4)
		680	((uint32_t *)line)[x] = value;
		681	else
		682	((uint16_t *)line)[x] = value;
		683	}
		684
		685	row += rowstride;
		686	line += ximage->bytes_per_line;
		687	}
		688
		689	XPutImage (dpy, pixmap, gc, ximage, 0, 0, dst_x, dst_y, width, height);
		690	XDestroyImage (ximage);
		691	return true;
		692	}
		693
		694	bool
		695	rxvt_term::render_image (unsigned long tr_flags)
		696	{
667	if (!pixbuf)	697	if (!pixbuf)
668	return false;	698	return false;
669		699
670	if (background_flags	700	if (tr_flags
671	&& !(flags & HAS_RENDER))	701	&& !(bg_flags & BG_HAS_RENDER))
672	return false;	702	return false;
673		703
674	GdkPixbuf *result;	704	GdkPixbuf *result;
675		705
676	int image_width = gdk_pixbuf_get_width (pixbuf);	706	int image_width = gdk_pixbuf_get_width (pixbuf);
677	int image_height = gdk_pixbuf_get_height (pixbuf);	707	int image_height = gdk_pixbuf_get_height (pixbuf);
678		708
679	int target_width = target->szHint.width;	709	int target_width = szHint.width;
680	int target_height = target->szHint.height;	710	int target_height = szHint.height;
681	int new_pmap_width = target_width;	711	int new_pmap_width = target_width;
682	int new_pmap_height = target_height;	712	int new_pmap_height = target_height;
683		713
684	int x = 0;	714	int x = 0;
685	int y = 0;	715	int y = 0;
686	int w = 0;	716	int w = 0;
687	int h = 0;	717	int h = 0;
688		718
689	get_image_geometry (image_width, image_height, w, h, x, y);	719	get_image_geometry (image_width, image_height, w, h, x, y);
690		720
691	if (!(flags & rootAlign)	721	if (!(bg_flags & BG_ROOT_ALIGN)
692	&& (x >= target_width	722	&& (x >= target_width
693	|| y >= target_height	723	|| y >= target_height
694	|| (x + w <= 0)	724	|| (x + w <= 0)
695	|| (y + h <= 0)))	725	|| (y + h <= 0)))
696	return false;	726	return false;
…		…
703	result = gdk_pixbuf_scale_simple (pixbuf,	733	result = gdk_pixbuf_scale_simple (pixbuf,
704	w, h,	734	w, h,
705	GDK_INTERP_BILINEAR);	735	GDK_INTERP_BILINEAR);
706	}	736	}
707		737
		738	if (!result)
		739	return false;
		740
708	bool ret = false;	741	bool ret = false;
709		742
710	if (result)
711	{
712	XGCValues gcv;	743	XGCValues gcv;
713	GC gc;	744	GC gc;
714	Pixmap root_pmap;	745	Pixmap root_pmap;
715		746
716	image_width = gdk_pixbuf_get_width (result);	747	image_width = gdk_pixbuf_get_width (result);
717	image_height = gdk_pixbuf_get_height (result);	748	image_height = gdk_pixbuf_get_height (result);
718		749
719	if (background_flags)	750	if (tr_flags)
720	{	751	{
721	root_pmap = pixmap;	752	root_pmap = bg_pixmap;
722	pixmap = None;	753	bg_pixmap = None;
		754	}
		755	else
		756	{
		757	if (bg_flags & BG_TILE)
723	}	758	{
724	else
725	{
726	if (h_scale == 0 || v_scale == 0)
727	{
728	new_pmap_width = min (image_width, target_width);	759	new_pmap_width = min (image_width, target_width);
729	new_pmap_height = min (image_height, target_height);	760	new_pmap_height = min (image_height, target_height);
730	}	761	}
731	}	762	}
732		763
733	if (pixmap == None	764	if (bg_pixmap == None
734	|| pmap_width != new_pmap_width	765	|| bg_pmap_width != new_pmap_width
735	|| pmap_height != new_pmap_height	766	|| bg_pmap_height != new_pmap_height)
736	|| pmap_depth != target->depth)	767	{
737	{
738	if (pixmap)	768	if (bg_pixmap)
739	XFreePixmap (target->dpy, pixmap);	769	XFreePixmap (dpy, bg_pixmap);
740	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);	770	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
741	pmap_width = new_pmap_width;	771	bg_pmap_width = new_pmap_width;
742	pmap_height = new_pmap_height;	772	bg_pmap_height = new_pmap_height;
743	pmap_depth = target->depth;	773	}
		774
		775	gcv.foreground = pix_colors[Color_bg];
		776	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
		777
		778	if (gc)
		779	{
		780	if (bg_flags & BG_TILE)
744	}	781	{
745
746	gcv.foreground = target->pix_colors[Color_bg];
747	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
748
749	if (h_scale == 0 || v_scale == 0)
750	{
751	Pixmap tile = XCreatePixmap (target->dpy, target->vt, image_width, image_height, target->depth);	782	Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth);
752	gdk_pixbuf_xlib_render_to_drawable (result, tile, gc,	783	pixbuf_to_pixmap (result, tile, gc,
753	0, 0,	784	0, 0,
754	0, 0,	785	0, 0,
755	image_width, image_height,	786	image_width, image_height);
756	XLIB_RGB_DITHER_NONE,
757	0, 0);
758		787
759	gcv.tile = tile;	788	gcv.tile = tile;
760	gcv.fill_style = FillTiled;	789	gcv.fill_style = FillTiled;
761	gcv.ts_x_origin = x;	790	gcv.ts_x_origin = x;
762	gcv.ts_y_origin = y;	791	gcv.ts_y_origin = y;
763	XChangeGC (target->dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	792	XChangeGC (dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
764		793
765	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	794	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
766	XFreePixmap (target->dpy, tile);	795	XFreePixmap (dpy, tile);
767	}	796	}
768	else	797	else
769	{	798	{
770	int src_x, src_y, dst_x, dst_y;	799	int src_x, src_y, dst_x, dst_y;
771	int dst_width, dst_height;	800	int dst_width, dst_height;
…		…
774	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);	803	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);
775		804
776	if (dst_x > 0 || dst_y > 0	805	if (dst_x > 0 || dst_y > 0
777	|| dst_x + dst_width < new_pmap_width	806	|| dst_x + dst_width < new_pmap_width
778	|| dst_y + dst_height < new_pmap_height)	807	|| dst_y + dst_height < new_pmap_height)
779	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	808	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
780		809
781	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	810	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
782	gdk_pixbuf_xlib_render_to_drawable (result, pixmap, gc,	811	pixbuf_to_pixmap (result, bg_pixmap, gc,
783	src_x, src_y,	812	src_x, src_y,
784	dst_x, dst_y,	813	dst_x, dst_y,
785	dst_width, dst_height,	814	dst_width, dst_height);
786	XLIB_RGB_DITHER_NONE,
787	0, 0);
788	}	815	}
789		816
790	#if XRENDER	817	#if XRENDER
791	if (background_flags)	818	if (tr_flags)
792	{	819	{
793	Display *dpy = target->dpy;
794	XRenderPictureAttributes pa;	820	XRenderPictureAttributes pa;
795		821
796	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, target->visual);	822	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, visual);
797	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);	823	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);
798		824
799	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);	825	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
800	Picture dst = XRenderCreatePicture (dpy, pixmap, dst_format, 0, &pa);	826	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, dst_format, 0, &pa);
801		827
802	pa.repeat = True;	828	pa.repeat = True;
803	Pixmap mask_pmap = XCreatePixmap (dpy, target->vt, 1, 1, 8);	829	Pixmap mask_pmap = XCreatePixmap (dpy, vt, 1, 1, 8);
804	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);	830	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
805	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);	831	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
806	XFreePixmap (dpy, mask_pmap);	832	XFreePixmap (dpy, mask_pmap);
807		833
808	if (src && dst && mask)
809	{
810	XRenderColor mask_c;	834	XRenderColor mask_c;
811		835
812	mask_c.alpha = 0x8000;	836	mask_c.alpha = 0x8000;
813	mask_c.red = 0;	837	mask_c.red = 0;
814	mask_c.green = 0;	838	mask_c.green = 0;
815	mask_c.blue = 0;	839	mask_c.blue = 0;
816	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);	840	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
817	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);	841	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
818	}
819		842
820	XRenderFreePicture (dpy, src);	843	XRenderFreePicture (dpy, src);
821	XRenderFreePicture (dpy, dst);	844	XRenderFreePicture (dpy, dst);
822	XRenderFreePicture (dpy, mask);	845	XRenderFreePicture (dpy, mask);
823
824	XFreePixmap (dpy, root_pmap);
825	}	846	}
826	#endif	847	#endif
827		848
828	if (result != pixbuf)
829	g_object_unref (result);
830
831	XFreeGC (target->dpy, gc);	849	XFreeGC (dpy, gc);
832		850
833	ret = true;	851	ret = true;
834	}	852	}
835		853
		854	if (result != pixbuf)
		855	g_object_unref (result);
		856
		857	if (tr_flags)
		858	XFreePixmap (dpy, root_pmap);
		859
836	return ret;	860	return ret;
837	}	861	}
838	# endif /* HAVE_PIXBUF */	862	# endif /* HAVE_PIXBUF */
839		863
840	bool	864	bool
841	bgPixmap_t::set_file (const char *file)	865	rxvt_term::bg_set_file (const char *file)
842	{	866	{
843	if (!file || !*file)	867	if (!file || !*file)
844	return false;	868	return false;
845		869
846	if (const char *p = strchr (file, ';'))	870	if (const char *p = strchr (file, ';'))
…		…
851	f[len] = '\0';	875	f[len] = '\0';
852	file = f;	876	file = f;
853	}	877	}
854		878
855	# ifdef HAVE_AFTERIMAGE	879	# ifdef HAVE_AFTERIMAGE
856	if (!target->asimman)	880	if (!asimman)
857	target->asimman = create_generic_imageman (target->rs[Rs_path]);	881	asimman = create_generic_imageman (rs[Rs_path]);
858	ASImage *image = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);	882	ASImage *image = get_asimage (asimman, file, 0xFFFFFFFF, 100);
859	if (image)	883	if (image)
860	{	884	{
861	if (original_asim)	885	if (original_asim)
862	safe_asimage_destroy (original_asim);	886	safe_asimage_destroy (original_asim);
863	original_asim = image;	887	original_asim = image;
864	have_image = true;	888	bg_flags |= BG_IS_FROM_FILE | BG_CLIENT_RENDER;
865	return true;	889	return true;
866	}	890	}
867	# endif	891	# endif
868		892
869	# ifdef HAVE_PIXBUF	893	# ifdef HAVE_PIXBUF
…		…
871	if (image)	895	if (image)
872	{	896	{
873	if (pixbuf)	897	if (pixbuf)
874	g_object_unref (pixbuf);	898	g_object_unref (pixbuf);
875	pixbuf = image;	899	pixbuf = image;
876	have_image = true;	900	bg_flags |= BG_IS_FROM_FILE;
877	return true;	901	return true;
878	}	902	}
879	# endif	903	# endif
880		904
881	return false;	905	return false;
…		…
883		907
884	# endif /* BG_IMAGE_FROM_FILE */	908	# endif /* BG_IMAGE_FROM_FILE */
885		909
886	# ifdef ENABLE_TRANSPARENCY	910	# ifdef ENABLE_TRANSPARENCY
887	bool	911	bool
888	bgPixmap_t::set_transparent ()	912	rxvt_term::bg_set_transparent ()
889	{	913	{
890	if (!(flags & isTransparent))	914	if (!(bg_flags & BG_IS_TRANSPARENT))
891	{	915	{
892	flags |= isTransparent;	916	bg_flags |= BG_IS_TRANSPARENT;
893	return true;	917	return true;
894	}	918	}
895		919
896	return false;	920	return false;
897	}	921	}
898		922
899	bool	923	bool
900	bgPixmap_t::set_blur_radius (const char *geom)	924	rxvt_term::bg_set_blur (const char *geom)
901	{	925	{
902	bool changed = false;	926	bool changed = false;
903	unsigned int hr, vr;	927	unsigned int hr, vr;
904	int junk;	928	int junk;
905	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);	929	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
…		…
923	changed = true;	947	changed = true;
924	v_blurRadius = vr;	948	v_blurRadius = vr;
925	}	949	}
926		950
927	if (v_blurRadius == 0 && h_blurRadius == 0)	951	if (v_blurRadius == 0 && h_blurRadius == 0)
928	flags &= ~blurNeeded;	952	bg_flags &= ~BG_NEEDS_BLUR;
929	else	953	else
930	flags |= blurNeeded;	954	bg_flags |= BG_NEEDS_BLUR;
931		955
932	return changed;	956	return changed;
933	}	957	}
934		958
935	static inline unsigned long	959	void
936	compute_tint_shade_flags (rxvt_color *tint, int shade)	960	rxvt_term::set_tint_shade_flags ()
937	{	961	{
938	unsigned long flags = 0;
939	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	962	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
940	bool has_shade = shade != 100;	963	bool has_shade = shade != 100;
941		964
942	if (tint)	965	bg_flags &= ~BG_TINT_FLAGS;
		966
		967	if (bg_flags & BG_TINT_SET)
943	{	968	{
944	tint->get (c);	969	tint.get (c);
945	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x00ff || (cmp) >= 0xff00)
946	if (!has_shade	970	if (!has_shade
947	&& IS_COMPONENT_WHOLESOME (c.r)	971	&& (c.r <= 0x00ff || c.r >= 0xff00)
948	&& IS_COMPONENT_WHOLESOME (c.g)	972	&& (c.g <= 0x00ff || c.g >= 0xff00)
949	&& IS_COMPONENT_WHOLESOME (c.b))	973	&& (c.b <= 0x00ff || c.b >= 0xff00))
950	flags |= bgPixmap_t::tintWholesome;	974	bg_flags |= BG_TINT_BITAND;
951	# undef IS_COMPONENT_WHOLESOME
952	}	975	}
953		976
954	if (has_shade || tint)	977	if (has_shade || (bg_flags & BG_TINT_SET))
955	flags |= bgPixmap_t::tintNeeded;	978	bg_flags |= BG_NEEDS_TINT;
956
957	return flags;
958	}	979	}
959		980
960	bool	981	bool
961	bgPixmap_t::set_tint (rxvt_color &new_tint)	982	rxvt_term::bg_set_tint (rxvt_color &new_tint)
962	{	983	{
963	if (!(flags & tintSet) || tint != new_tint)	984	if (!(bg_flags & BG_TINT_SET) || tint != new_tint)
964	{	985	{
965	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);
966	tint = new_tint;	986	tint = new_tint;
967	flags = (flags & ~tintFlags) | new_flags | tintSet;	987	bg_flags |= BG_TINT_SET;
		988	set_tint_shade_flags ();
968	return true;	989	return true;
969	}	990	}
970		991
971	return false;	992	return false;
972	}	993	}
973		994
974	bool	995	bool
975	bgPixmap_t::unset_tint ()
976	{
977	unsigned long new_flags = compute_tint_shade_flags (NULL, shade);
978
979	if (new_flags != (flags & tintFlags))
980	{
981	flags = (flags & ~tintFlags) | new_flags;
982	return true;
983	}
984
985	return false;
986	}
987
988	bool
989	bgPixmap_t::set_shade (const char *shade_str)	996	rxvt_term::bg_set_shade (const char *shade_str)
990	{	997	{
991	int new_shade = (shade_str) ? atoi (shade_str) : 100;	998	int new_shade = (shade_str) ? atoi (shade_str) : 100;
992		999
993	clamp_it (new_shade, -100, 200);	1000	clamp_it (new_shade, -100, 200);
994	if (new_shade < 0)	1001	if (new_shade < 0)
995	new_shade = 200 - (100 + new_shade);	1002	new_shade = 200 - (100 + new_shade);
996		1003
997	if (new_shade != shade)	1004	if (new_shade != shade)
998	{	1005	{
999	unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);
1000	shade = new_shade;	1006	shade = new_shade;
1001	flags = (flags & (~tintFlags | tintSet)) | new_flags;	1007	set_tint_shade_flags ();
1002	return true;	1008	return true;
1003	}	1009	}
1004		1010
1005	return false;	1011	return false;
1006	}	1012	}
…		…
1027	params[i+2] = XDoubleToFixed (kernel[i] / sum);	1033	params[i+2] = XDoubleToFixed (kernel[i] / sum);
1028	}	1034	}
1029	#endif	1035	#endif
1030		1036
1031	bool	1037	bool
1032	bgPixmap_t::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	1038	rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
1033	{	1039	{
1034	bool ret = false;	1040	bool ret = false;
1035	#if XRENDER	1041	#if XRENDER
1036	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;	1042	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
1037	double *kernel = (double *)malloc (size * sizeof (double));	1043	double *kernel = (double *)malloc (size * sizeof (double));
1038	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));	1044	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
1039		1045
1040	Display *dpy = target->dpy;
1041	XRenderPictureAttributes pa;	1046	XRenderPictureAttributes pa;
1042	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	1047	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1043		1048
1044	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	1049	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
1045	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	1050	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
1046		1051
1047	if (kernel && params && src && dst)	1052	if (kernel && params)
1048	{	1053	{
1049	if (h_blurRadius)	1054	if (h_blurRadius)
1050	{	1055	{
1051	size = h_blurRadius * 2 + 1;	1056	size = h_blurRadius * 2 + 1;
1052	get_gaussian_kernel (h_blurRadius, size, kernel, params);	1057	get_gaussian_kernel (h_blurRadius, size, kernel, params);
…		…
1065		1070
1066	if (v_blurRadius)	1071	if (v_blurRadius)
1067	{	1072	{
1068	size = v_blurRadius * 2 + 1;	1073	size = v_blurRadius * 2 + 1;
1069	get_gaussian_kernel (v_blurRadius, size, kernel, params);	1074	get_gaussian_kernel (v_blurRadius, size, kernel, params);
1070	swap (params[0], params[1]);	1075	::swap (params[0], params[1]);
1071		1076
1072	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);	1077	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1073	XRenderComposite (dpy,	1078	XRenderComposite (dpy,
1074	PictOpSrc,	1079	PictOpSrc,
1075	src,	1080	src,
…		…
1091	#endif	1096	#endif
1092	return ret;	1097	return ret;
1093	}	1098	}
1094		1099
1095	bool	1100	bool
1096	bgPixmap_t::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	1101	rxvt_term::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
1097	{	1102	{
1098	Display *dpy = target->dpy;
1099	bool ret = false;	1103	bool ret = false;
1100		1104
1101	if (flags & tintWholesome)	1105	if (bg_flags & BG_TINT_BITAND)
1102	{	1106	{
1103	XGCValues gcv;	1107	XGCValues gcv;
1104	GC gc;	1108	GC gc;
1105		1109
1106	/* In this case we can tint image server-side getting significant	1110	/* In this case we can tint image server-side getting significant
…		…
1118	}	1122	}
1119	}	1123	}
1120	else	1124	else
1121	{	1125	{
1122	# if XRENDER	1126	# if XRENDER
1123	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1127	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1124		1128
1125	if (flags & tintSet)	1129	if (bg_flags & BG_TINT_SET)
1126	tint.get (c);	1130	tint.get (c);
1127		1131
1128	if (shade <= 100)	1132	if (shade <= 100)
1129	{	1133	{
1130	c.r = (c.r * shade) / 100;	1134	c.r = c.r * shade / 100;
1131	c.g = (c.g * shade) / 100;	1135	c.g = c.g * shade / 100;
1132	c.b = (c.b * shade) / 100;	1136	c.b = c.b * shade / 100;
1133	}	1137	}
1134	else	1138	else
1135	{	1139	{
1136	c.r = ((0xffff - c.r) * (200 - shade)) / 100;	1140	c.r = c.r * (200 - shade) / 100;
1137	c.g = ((0xffff - c.g) * (200 - shade)) / 100;	1141	c.g = c.g * (200 - shade) / 100;
1138	c.b = ((0xffff - c.b) * (200 - shade)) / 100;	1142	c.b = c.b * (200 - shade) / 100;
1139	}	1143	}
1140		1144
1141	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);	1145	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
1142	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	1146	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1143	XRenderPictureAttributes pa;	1147	XRenderPictureAttributes pa;
…		…
1150	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);	1154	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1151	XFreePixmap (dpy, overlay_pmap);	1155	XFreePixmap (dpy, overlay_pmap);
1152		1156
1153	pa.component_alpha = True;	1157	pa.component_alpha = True;
1154	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);	1158	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
1155	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);	1159	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat | CPComponentAlpha, &pa);
1156	XFreePixmap (dpy, mask_pmap);	1160	XFreePixmap (dpy, mask_pmap);
1157		1161
1158	if (mask_pic && overlay_pic && back_pic)
1159	{
1160	XRenderColor mask_c;	1162	XRenderColor mask_c;
1161		1163
1162	mask_c.red = mask_c.green = mask_c.blue = shade > 100 ? 0xffff : 0;
1163	mask_c.alpha = 0xffff;	1164	mask_c.alpha = 0xffff;
		1165	mask_c.red =
		1166	mask_c.green =
		1167	mask_c.blue = 0;
		1168	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
		1169
		1170	mask_c.alpha = 0;
		1171	mask_c.red = 0xffff - c.r;
		1172	mask_c.green = 0xffff - c.g;
		1173	mask_c.blue = 0xffff - c.b;
		1174	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
		1175	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1176
		1177	if (shade > 100)
		1178	{
		1179	mask_c.red = mask_c.green = mask_c.blue = 0xffff * (shade - 100) / 100;
		1180	mask_c.alpha = 0;
1164	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);	1181	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1165		1182
1166	mask_c.alpha = 0;
1167	mask_c.red = 0xffff - c.r;
1168	mask_c.green = 0xffff - c.g;
1169	mask_c.blue = 0xffff - c.b;
1170	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1171	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);	1183	XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1184	}
		1185
1172	ret = true;	1186	ret = true;
1173	}
1174		1187
1175	XRenderFreePicture (dpy, mask_pic);	1188	XRenderFreePicture (dpy, mask_pic);
1176	XRenderFreePicture (dpy, overlay_pic);	1189	XRenderFreePicture (dpy, overlay_pic);
1177	XRenderFreePicture (dpy, back_pic);	1190	XRenderFreePicture (dpy, back_pic);
1178	# endif	1191	# endif
1179	}	1192	}
1180		1193
1181	return ret;	1194	return ret;
1182	}	1195	}
1183		1196
1184	/* make_transparency_pixmap()	1197	/*
1185	* Builds a pixmap of the same size as the terminal window that contains	1198	* Builds a pixmap of the same size as the terminal window that contains
1186	* the tiled portion of the root pixmap that is supposed to be covered by	1199	* the tiled portion of the root pixmap that is supposed to be covered by
1187	* our window.	1200	* our window.
1188	*/	1201	*/
1189	unsigned long	1202	unsigned long
1190	bgPixmap_t::make_transparency_pixmap ()	1203	rxvt_term::make_transparency_pixmap ()
1191	{	1204	{
1192	unsigned long result = 0;	1205	unsigned long result = 0;
1193
1194	if (target == NULL)
1195	return 0;
1196		1206
1197	/* root dimensions may change from call to call - but Display structure should	1207	/* root dimensions may change from call to call - but Display structure should
1198	* be always up-to-date, so let's use it :	1208	* be always up-to-date, so let's use it :
1199	*/	1209	*/
1200	int screen = target->display->screen;	1210	int screen = display->screen;
1201	Display *dpy = target->dpy;
1202	int root_depth = DefaultDepth (dpy, screen);	1211	int root_depth = DefaultDepth (dpy, screen);
1203	int root_width = DisplayWidth (dpy, screen);	1212	int root_width = DisplayWidth (dpy, screen);
1204	int root_height = DisplayHeight (dpy, screen);	1213	int root_height = DisplayHeight (dpy, screen);
1205	unsigned int root_pmap_width, root_pmap_height;	1214	unsigned int root_pmap_width, root_pmap_height;
1206	int window_width = target->szHint.width;	1215	int window_width = szHint.width;
1207	int window_height = target->szHint.height;	1216	int window_height = szHint.height;
1208	int sx, sy;	1217	int sx, sy;
1209	XGCValues gcv;	1218	XGCValues gcv;
1210	GC gc;	1219	GC gc;
1211		1220
1212	sx = target_x;	1221	sx = target_x;
…		…
1222	{	1231	{
1223	Window wdummy;	1232	Window wdummy;
1224	int idummy;	1233	int idummy;
1225	unsigned int udummy;	1234	unsigned int udummy;
1226		1235
1227	target->allowedxerror = -1;	1236	allowedxerror = -1;
1228		1237
1229	if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pmap_width, &root_pmap_height, &udummy, &udummy))	1238	if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pmap_width, &root_pmap_height, &udummy, &udummy))
1230	root_pixmap = None;	1239	root_pixmap = None;
1231		1240
1232	target->allowedxerror = 0;	1241	allowedxerror = 0;
1233	}	1242	}
1234		1243
1235	Pixmap recoded_root_pmap = root_pixmap;	1244	Pixmap recoded_root_pmap = root_pixmap;
1236		1245
1237	if (root_pixmap != None && root_depth != target->depth)	1246	if (root_pixmap != None && root_depth != depth)
1238	{	1247	{
1239	#if XRENDER	1248	#if XRENDER
1240	if (flags & HAS_RENDER)	1249	if (bg_flags & BG_HAS_RENDER)
1241	{	1250	{
		1251	recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);
		1252
1242	XRenderPictureAttributes pa;	1253	XRenderPictureAttributes pa;
1243		1254
1244	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));	1255	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
1245	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);	1256	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);
1246		1257
1247	recoded_root_pmap = XCreatePixmap (dpy, target->vt, root_pmap_width, root_pmap_height, target->depth);
1248	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);	1258	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
1249	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);	1259	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);
1250		1260
1251	if (src && dst)
1252	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);	1261	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
1253	else
1254	{
1255	XFreePixmap (dpy, recoded_root_pmap);
1256	root_pixmap = None;
1257	}
1258		1262
1259	XRenderFreePicture (dpy, src);	1263	XRenderFreePicture (dpy, src);
1260	XRenderFreePicture (dpy, dst);	1264	XRenderFreePicture (dpy, dst);
1261	}	1265	}
1262	else	1266	else
1263	#endif	1267	#endif
1264	root_pixmap = None;	1268	recoded_root_pmap = None;
1265	}	1269	}
1266		1270
1267	if (root_pixmap == None)	1271	if (recoded_root_pmap == None)
1268	return 0;	1272	return 0;
1269		1273
		1274	if (bg_pixmap == None
		1275	|| bg_pmap_width != window_width
		1276	|| bg_pmap_height != window_height)
		1277	{
		1278	if (bg_pixmap)
		1279	XFreePixmap (dpy, bg_pixmap);
1270	Pixmap tiled_root_pmap = XCreatePixmap (dpy, target->vt, window_width, window_height, target->depth);	1280	bg_pixmap = XCreatePixmap (dpy, vt, window_width, window_height, depth);
1271		1281	bg_pmap_width = window_width;
1272	if (tiled_root_pmap == None) /* something really bad happened - abort */	1282	bg_pmap_height = window_height;
1273	return 0;	1283	}
1274		1284
1275	/* straightforward pixmap copy */	1285	/* straightforward pixmap copy */
1276	while (sx < 0) sx += (int)root_width;	1286	while (sx < 0) sx += root_width;
1277	while (sy < 0) sy += (int)root_height;	1287	while (sy < 0) sy += root_height;
1278		1288
1279	gcv.tile = recoded_root_pmap;	1289	gcv.tile = recoded_root_pmap;
1280	gcv.fill_style = FillTiled;	1290	gcv.fill_style = FillTiled;
1281	gcv.ts_x_origin = -sx;	1291	gcv.ts_x_origin = -sx;
1282	gcv.ts_y_origin = -sy;	1292	gcv.ts_y_origin = -sy;
1283	gc = XCreateGC (dpy, target->vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	1293	gc = XCreateGC (dpy, vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
1284		1294
1285	if (gc)	1295	if (gc)
1286	{	1296	{
1287	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);	1297	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);
1288	result |= transpPmapTiled;	1298	result |= BG_IS_VALID | (bg_flags & BG_EFFECTS_FLAGS);
1289	XFreeGC (dpy, gc);	1299	XFreeGC (dpy, gc);
1290		1300
1291	if (!need_client_side_rendering ())	1301	if (!(bg_flags & BG_CLIENT_RENDER))
1292	{	1302	{
1293	if ((flags & blurNeeded)	1303	if ((bg_flags & BG_NEEDS_BLUR)
1294	&& (flags & HAS_RENDER_CONV))	1304	&& (bg_flags & BG_HAS_RENDER_CONV))
1295	{
1296	if (blur_pixmap (tiled_root_pmap, target->visual, window_width, window_height))
1297	result |= transpPmapBlurred;
1298	}	1305	{
1299	if ((flags & tintNeeded)	1306	if (blur_pixmap (bg_pixmap, visual, window_width, window_height))
1300	&& (flags & (tintWholesome | HAS_RENDER)))	1307	result &= ~BG_NEEDS_BLUR;
1301	{	1308	}
		1309	if ((bg_flags & BG_NEEDS_TINT)
		1310	&& (bg_flags & (BG_TINT_BITAND | BG_HAS_RENDER)))
		1311	{
1302	if (tint_pixmap (tiled_root_pmap, target->visual, window_width, window_height))	1312	if (tint_pixmap (bg_pixmap, visual, window_width, window_height))
1303	result |= transpPmapTinted;	1313	result &= ~BG_NEEDS_TINT;
1304	}	1314	}
1305	} /* server side rendering completed */	1315	} /* server side rendering completed */
1306
1307	if (pixmap)
1308	XFreePixmap (dpy, pixmap);
1309
1310	pixmap = tiled_root_pmap;
1311	pmap_width = window_width;
1312	pmap_height = window_height;
1313	pmap_depth = target->depth;
1314	}	1316	}
1315	else
1316	XFreePixmap (dpy, tiled_root_pmap);
1317		1317
1318	if (recoded_root_pmap != root_pixmap)	1318	if (recoded_root_pmap != root_pixmap)
1319	XFreePixmap (dpy, recoded_root_pmap);	1319	XFreePixmap (dpy, recoded_root_pmap);
1320		1320
1321	return result;	1321	return result;
1322	}	1322	}
1323		1323
1324	void	1324	void
1325	bgPixmap_t::set_root_pixmap ()	1325	rxvt_term::bg_set_root_pixmap ()
1326	{	1326	{
1327	Pixmap new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);	1327	Pixmap new_root_pixmap = get_pixmap_property (xa[XA_XROOTPMAP_ID]);
1328	if (new_root_pixmap == None)	1328	if (new_root_pixmap == None)
1329	new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);	1329	new_root_pixmap = get_pixmap_property (xa[XA_ESETROOT_PMAP_ID]);
1330		1330
1331	root_pixmap = new_root_pixmap;	1331	root_pixmap = new_root_pixmap;
1332	}	1332	}
1333	# endif /* ENABLE_TRANSPARENCY */	1333	# endif /* ENABLE_TRANSPARENCY */
1334		1334
1335	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)	1335	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1336	static void ShadeXImage(Visual *visual, XImage *srcImage, int shade, const rgba &c);	1336	static void shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c);
1337	# endif	1337	# endif
1338		1338
1339	bool	1339	bool
1340	bgPixmap_t::render ()	1340	rxvt_term::bg_render ()
1341	{	1341	{
1342	unsigned long background_flags = 0;	1342	unsigned long tr_flags = 0;
1343		1343
1344	if (target == NULL)
1345	return false;
1346
1347	invalidate ();	1344	bg_invalidate ();
1348	# ifdef ENABLE_TRANSPARENCY	1345	# ifdef ENABLE_TRANSPARENCY
1349	if (flags & isTransparent)	1346	if (bg_flags & BG_IS_TRANSPARENT)
1350	{	1347	{
1351	/* we need to re-generate transparency pixmap in that case ! */	1348	/* we need to re-generate transparency pixmap in that case ! */
1352	background_flags = make_transparency_pixmap ();	1349	tr_flags = make_transparency_pixmap ();
1353	if (background_flags == 0)	1350	if (tr_flags == 0)
1354	return false;	1351	return false;
1355	else if ((background_flags & transpTransformations) == (flags & transpTransformations))	1352	else if (!(tr_flags & BG_EFFECTS_FLAGS))
1356	flags &= ~isInvalid;	1353	bg_flags |= BG_IS_VALID;
1357	}	1354	}
1358	# endif	1355	# endif
1359		1356
1360	# ifdef BG_IMAGE_FROM_FILE	1357	# ifdef BG_IMAGE_FROM_FILE
1361	if (have_image	1358	if ((bg_flags & BG_IS_FROM_FILE)
1362	|| (background_flags & transpTransformations) != (flags & transpTransformations))	1359	|| (tr_flags & BG_EFFECTS_FLAGS))
1363	{	1360	{
1364	if (render_image (background_flags))	1361	if (render_image (tr_flags))
1365	flags &= ~isInvalid;	1362	bg_flags |= BG_IS_VALID;
1366	}	1363	}
1367	# endif	1364	# endif
1368		1365
1369	# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)	1366	# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1370	XImage *result = NULL;	1367	XImage *result = NULL;
1371		1368
1372	if (background_flags && (flags & isInvalid))	1369	if (tr_flags && !(bg_flags & BG_IS_VALID))
1373	{	1370	{
1374	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);	1371	result = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
1375	}	1372	}
1376		1373
1377	if (result)	1374	if (result)
1378	{	1375	{
1379	/* our own client-side tinting */	1376	/* our own client-side tinting */
1380	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	1377	if (tr_flags & BG_NEEDS_TINT)
1381	{	1378	{
1382	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1379	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1383	if (flags & tintSet)	1380	if (bg_flags & BG_TINT_SET)
1384	tint.get (c);	1381	tint.get (c);
1385	ShadeXImage (DefaultVisual (target->dpy, target->display->screen), result, shade, c);	1382	shade_ximage (DefaultVisual (dpy, display->screen), result, shade, c);
1386	}	1383	}
1387		1384
1388	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);	1385	GC gc = XCreateGC (dpy, vt, 0UL, NULL);
1389		1386
1390	if (gc)	1387	if (gc)
1391	{	1388	{
1392	XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);	1389	XPutImage (dpy, bg_pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1393		1390
1394	XFreeGC (target->dpy, gc);	1391	XFreeGC (dpy, gc);
1395	flags &= ~isInvalid;	1392	bg_flags |= BG_IS_VALID;
1396	}	1393	}
1397		1394
1398	XDestroyImage (result);	1395	XDestroyImage (result);
1399	}	1396	}
1400	# endif	1397	# endif
1401		1398
1402	if (flags & isInvalid)	1399	if (!(bg_flags & BG_IS_VALID))
1403	{	1400	{
1404	if (pixmap != None)	1401	if (bg_pixmap != None)
1405	{	1402	{
1406	XFreePixmap (target->dpy, pixmap);	1403	XFreePixmap (dpy, bg_pixmap);
1407	pixmap = None;	1404	bg_pixmap = None;
1408	}	1405	}
1409	}	1406	}
1410		1407
1411	apply ();	1408	scr_recolour (false);
		1409	bg_flags |= BG_NEEDS_REFRESH;
1412		1410
1413	valid_since = ev::now ();	1411	bg_valid_since = ev::now ();
1414		1412
1415	return true;	1413	return true;
1416	}	1414	}
1417		1415
1418	void	1416	void
1419	bgPixmap_t::set_target (rxvt_term *new_target)	1417	rxvt_term::bg_init ()
1420	{	1418	{
1421	target = new_target;	1419	#ifdef ENABLE_TRANSPARENCY
		1420	shade = 100;
		1421	#endif
1422		1422
1423	flags &= ~(HAS_RENDER | HAS_RENDER_CONV);	1423	bg_flags &= ~(BG_HAS_RENDER | BG_HAS_RENDER_CONV);
1424	#if XRENDER	1424	#if XRENDER
1425	int major, minor;	1425	int major, minor;
1426	if (XRenderQueryVersion (target->dpy, &major, &minor))	1426	if (XRenderQueryVersion (dpy, &major, &minor))
1427	flags |= HAS_RENDER;	1427	bg_flags |= BG_HAS_RENDER;
1428	XFilters *filters = XRenderQueryFilters (target->dpy, target->vt);	1428	XFilters *filters = XRenderQueryFilters (dpy, vt);
1429	if (filters)	1429	if (filters)
1430	{	1430	{
1431	for (int i = 0; i < filters->nfilter; i++)	1431	for (int i = 0; i < filters->nfilter; i++)
1432	if (!strcmp (filters->filter[i], FilterConvolution))	1432	if (!strcmp (filters->filter[i], FilterConvolution))
1433	flags |= HAS_RENDER_CONV;	1433	bg_flags |= BG_HAS_RENDER_CONV;
1434		1434
1435	XFree (filters);	1435	XFree (filters);
1436	}	1436	}
1437	#endif	1437	#endif
1438	}
1439
1440	void
1441	bgPixmap_t::apply ()
1442	{
1443	if (target == NULL)
1444	return;
1445
1446	if (pixmap != None)
1447	{
1448	/* set target's background to pixmap */
1449	# ifdef ENABLE_TRANSPARENCY
1450	if (flags & isTransparent)
1451	{
1452	XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);
1453	XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);
1454
1455	if (target->scrollBar.win)
1456	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);
1457	}
1458	else
1459	# endif
1460	{
1461	/* force old pixmap dereference in case it was transparent before :*/
1462	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1463	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1464	/* do we also need to set scrollbar's background here ? */
1465
1466	if (target->scrollBar.win)
1467	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1468	}
1469	}
1470	else
1471	{
1472	/* set target background to a pixel */
1473	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1474	XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);
1475	/* do we also need to set scrollbar's background here ? */
1476	if (target->scrollBar.win)
1477	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1478	}
1479
1480	/* don't want Expose on the parent or vt. It is better to use
1481	scr_touch or we get a great deal of flicker otherwise: */
1482	XClearWindow (target->dpy, target->parent[0]);
1483
1484	if (target->scrollBar.state && target->scrollBar.win)
1485	{
1486	target->scrollBar.state = STATE_IDLE;
1487	target->scrollBar.show (0);
1488	}
1489
1490	target->want_refresh = 1;
1491	flags |= hasChanged;
1492	}	1438	}
1493		1439
1494	#endif /* HAVE_BG_PIXMAP */	1440	#endif /* HAVE_BG_PIXMAP */
1495		1441
1496	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)	1442	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1497	/* taken from aterm-0.4.2 */	1443	/* taken from aterm-0.4.2 */
1498		1444
1499	static void	1445	static void
1500	ShadeXImage(Visual *visual, XImage *srcImage, int shade, const rgba &c)	1446	shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c)
1501	{	1447	{
1502	int sh_r, sh_g, sh_b;	1448	int sh_r, sh_g, sh_b;
1503	uint32_t mask_r, mask_g, mask_b;	1449	uint32_t mask_r, mask_g, mask_b;
1504	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;	1450	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1505	rgba low;	1451	rgba low;
1506	rgba high;	1452	rgba high;
1507	int i;	1453	int i;
1508	int host_byte_order = byteorder.big_endian () ? MSBFirst : LSBFirst;	1454	int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
1509		1455
1510	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return;	1456	if (visual->c_class != TrueColor || ximage->format != ZPixmap) return;
1511		1457
1512	/* for convenience */	1458	/* for convenience */
1513	mask_r = visual->red_mask;	1459	mask_r = visual->red_mask;
1514	mask_g = visual->green_mask;	1460	mask_g = visual->green_mask;
1515	mask_b = visual->blue_mask;	1461	mask_b = visual->blue_mask;
1516		1462
1517	/* boring lookup table pre-initialization */	1463	/* boring lookup table pre-initialization */
1518	switch (srcImage->depth)	1464	switch (ximage->depth)
1519	{	1465	{
1520	case 15:	1466	case 15:
1521	if ((mask_r != 0x7c00) ||	1467	if ((mask_r != 0x7c00) ||
1522	(mask_g != 0x03e0) ||	1468	(mask_g != 0x03e0) ||
1523	(mask_b != 0x001f))	1469	(mask_b != 0x001f))
…		…
1576	/* prepare limits for color transformation (each channel is handled separately) */	1522	/* prepare limits for color transformation (each channel is handled separately) */
1577	if (shade > 100)	1523	if (shade > 100)
1578	{	1524	{
1579	shade = 200 - shade;	1525	shade = 200 - shade;
1580		1526
1581	high.r = (65535 - c.r) * shade / 100;	1527	high.r = c.r * shade / 100;
1582	high.g = (65535 - c.g) * shade / 100;	1528	high.g = c.g * shade / 100;
1583	high.b = (65535 - c.b) * shade / 100;	1529	high.b = c.b * shade / 100;
1584		1530
1585	low.r = 65535 - high.r;	1531	low.r = 65535 * (100 - shade) / 100;
1586	low.g = 65535 - high.g;	1532	low.g = 65535 * (100 - shade) / 100;
1587	low.b = 65535 - high.b;	1533	low.b = 65535 * (100 - shade) / 100;
1588	}	1534	}
1589	else	1535	else
1590	{	1536	{
1591	high.r = c.r * shade / 100;	1537	high.r = c.r * shade / 100;
1592	high.g = c.g * shade / 100;	1538	high.g = c.g * shade / 100;
…		…
1617	tmp += (mask_b>>sh_b) * low.b;	1563	tmp += (mask_b>>sh_b) * low.b;
1618	lookup_b[i] = (tmp/65535)<<sh_b;	1564	lookup_b[i] = (tmp/65535)<<sh_b;
1619	}	1565	}
1620		1566
1621	/* apply table to input image (replacing colors by newly calculated ones) */	1567	/* apply table to input image (replacing colors by newly calculated ones) */
1622	if (srcImage->bits_per_pixel == 32	1568	if (ximage->bits_per_pixel == 32
1623	&& (srcImage->depth == 24 || srcImage->depth == 32)	1569	&& (ximage->depth == 24 || ximage->depth == 32)
1624	&& srcImage->byte_order == host_byte_order)	1570	&& ximage->byte_order == host_byte_order)
1625	{	1571	{
1626	uint32_t *p1, *pf, *p, *pl;	1572	uint32_t *p1, *pf, *p, *pl;
1627	p1 = (uint32_t *) srcImage->data;	1573	p1 = (uint32_t *) ximage->data;
1628	pf = (uint32_t *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);	1574	pf = (uint32_t *) (ximage->data + ximage->height * ximage->bytes_per_line);
1629		1575
1630	while (p1 < pf)	1576	while (p1 < pf)
1631	{	1577	{
1632	p = p1;	1578	p = p1;
1633	pl = p1 + srcImage->width;	1579	pl = p1 + ximage->width;
1634	for (; p < pl; p++)	1580	for (; p < pl; p++)
1635	{	1581	{
1636	*p = lookup_r[(*p & 0xff0000) >> 16] |	1582	*p = lookup_r[(*p & 0xff0000) >> 16] |
1637	lookup_g[(*p & 0x00ff00) >> 8] |	1583	lookup_g[(*p & 0x00ff00) >> 8] |
1638	lookup_b[(*p & 0x0000ff)] |	1584	lookup_b[(*p & 0x0000ff)] |
1639	(*p & 0xff000000);	1585	(*p & 0xff000000);
1640	}	1586	}
1641	p1 = (uint32_t *) ((char *) p1 + srcImage->bytes_per_line);	1587	p1 = (uint32_t *) ((char *) p1 + ximage->bytes_per_line);
1642	}	1588	}
1643	}	1589	}
1644	else	1590	else
1645	{	1591	{
1646	for (int y = 0; y < srcImage->height; y++)	1592	for (int y = 0; y < ximage->height; y++)
1647	for (int x = 0; x < srcImage->width; x++)	1593	for (int x = 0; x < ximage->width; x++)
1648	{	1594	{
1649	unsigned long pixel = XGetPixel (srcImage, x, y);	1595	unsigned long pixel = XGetPixel (ximage, x, y);
1650	pixel = lookup_r[(pixel & mask_r) >> sh_r] |	1596	pixel = lookup_r[(pixel & mask_r) >> sh_r] |
1651	lookup_g[(pixel & mask_g) >> sh_g] |	1597	lookup_g[(pixel & mask_g) >> sh_g] |
1652	lookup_b[(pixel & mask_b) >> sh_b];	1598	lookup_b[(pixel & mask_b) >> sh_b];
1653	XPutPixel (srcImage, x, y, pixel);	1599	XPutPixel (ximage, x, y, pixel);
1654	}	1600	}
1655	}	1601	}
1656		1602
1657	free (lookup);	1603	free (lookup);
1658	}	1604	}

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