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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.97 by sf-exg, Fri Oct 22 18:03:10 2010 UTC vs.
Revision 1.157 by sf-exg, Tue Aug 9 21:48:00 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
…		…
24		24
25	#include <cmath>	25	#include <cmath>
26	#include "../config.h" /* NECESSARY */	26	#include "../config.h" /* NECESSARY */
27	#include "rxvt.h" /* NECESSARY */	27	#include "rxvt.h" /* NECESSARY */
28		28
29	#define DO_TIMING_TEST 0	29	#if XRENDER
		30	# include <X11/extensions/Xrender.h>
		31	#endif
30		32
31	#if DO_TIMING_TEST	33	#ifndef FilterConvolution
32	# include <sys/time.h>	34	#define FilterConvolution "convolution"
33	#define TIMING_TEST_START(id) \
34	struct timeval timing_test_##id##_stv; \
35	gettimeofday (&timing_test_##id##_stv, NULL);
36
37	#define TIMING_TEST_PRINT_RESULT(id) \
38	do { \
39	struct timeval tv; \
40	gettimeofday (&tv, NULL); \
41	tv.tv_sec -= (timing_test_##id##_stv).tv_sec; \
42	fprintf (stderr, "%s: %s: %d: elapsed %ld usec\n", #id, __FILE__, __LINE__, \
43	tv.tv_sec * 1000000 + tv.tv_usec - (timing_test_##id##_stv).tv_usec); \
44	} while (0)
45
46	#else
47	#define TIMING_TEST_START(id) do {} while (0)
48	#define TIMING_TEST_PRINT_RESULT(id) do {} while (0)
49	#endif	35	#endif
50		36
51	/*	37	/*
52	* Pixmap geometry string interpretation :	38	* Pixmap geometry string interpretation :
53	* Each geometry string contains zero or one scale/position	39	* Each geometry string contains zero or one scale/position
…		…
58	*	44	*
59	* WxH+X+Y Set scaling to W% by H%, and position to X% by Y%.	45	* WxH+X+Y Set scaling to W% by H%, and position to X% by Y%.
60	* W and H are percentages of the terminal window size.	46	* W and H are percentages of the terminal window size.
61	* X and Y are also percentages; e.g., +50+50 centers	47	* X and Y are also percentages; e.g., +50+50 centers
62	* the image in the window.	48	* the image in the window.
63	* WxH+X Assumes Y == X
64	* WxH Assumes Y == X == 50 (centers the image)
65	* W+X+Y Assumes H == W
66	* W+X Assumes H == W and Y == X
67	* W Assumes H == W and Y == X == 50
68	*
69	* Adjusting position only :
70	* =+X+Y Set position to X% by Y% (absolute).
71	* =+X Set position to X% by X%.
72	* +X+Y Adjust position horizontally X% and vertically Y%
73	* from current position (relative).
74	* +X Adjust position horizontally X% and vertically X%
75	* from current position.
76	*
77	* Adjusting scale only :
78	* Wx0 Multiply horizontal scaling factor by W%
79	* 0xH Multiply vertical scaling factor by H%
80	* 0x0 No scaling (show image at normal size).
81	*	49	*
82	* Pixmap Operations : (should be prepended by a colon)	50	* Pixmap Operations : (should be prepended by a colon)
83	* tile Tile image. Scaling/position modifiers above will affect	51	* tile Tile image. Scaling/position modifiers above will affect
84	* the tile size and origin.	52	* the tile size and origin.
85	* propscale When scaling, scale proportionally. That is, maintain the	53	* propscale When scaling, scale proportionally. That is, maintain the
…		…
87	* background not covered by the image is filled with the	55	* background not covered by the image is filled with the
88	* current background color.	56	* current background color.
89	* hscale Scale horizontally, tile vertically ?	57	* hscale Scale horizontally, tile vertically ?
90	* vscale Tile horizontally, scale vertically ?	58	* vscale Tile horizontally, scale vertically ?
91	* scale Scale both up and down	59	* scale Scale both up and down
92	* auto Same as 100x100+50+50
93	*/	60	*/
94		61
95	#ifdef HAVE_BG_PIXMAP	62	#ifdef HAVE_BG_PIXMAP
96	bgPixmap_t::bgPixmap_t ()
97	{
98	// this is basically redundant as bgPixmap_t is only used in
99	// zero_initialised-derived structs
100	#ifdef HAVE_AFTERIMAGE
101	original_asim = NULL;
102	#endif
103	#ifdef HAVE_PIXBUF
104	pixbuf = NULL;
105	#endif
106	#ifdef BG_IMAGE_FROM_FILE
107	have_image = false;
108	h_scale = v_scale = 0;
109	h_align = v_align = 0;
110	#endif
111	#ifdef ENABLE_TRANSPARENCY
112	shade = 100;
113	#endif
114	flags = 0;
115	pixmap = None;
116	valid_since = invalid_since = 0;
117	target = 0;
118	}
119
120	void	63	void
121	bgPixmap_t::destroy ()	64	rxvt_term::bg_destroy ()
122	{	65	{
123	#ifdef HAVE_AFTERIMAGE	66	#ifdef HAVE_AFTERIMAGE
124	if (original_asim)	67	if (original_asim)
125	safe_asimage_destroy (original_asim);	68	safe_asimage_destroy (original_asim);
		69	if (asv)
		70	destroy_asvisual (asv, 0);
		71	if (asimman)
		72	destroy_image_manager (asimman, 0);
126	#endif	73	#endif
127		74
128	#ifdef HAVE_PIXBUF	75	#ifdef HAVE_PIXBUF
129	if (pixbuf)	76	if (pixbuf)
130	g_object_unref (pixbuf);	77	g_object_unref (pixbuf);
131	#endif	78	#endif
132		79
133	if (pixmap && target)	80	if (bg_pixmap)
134	XFreePixmap (target->dpy, pixmap);	81	XFreePixmap (dpy, bg_pixmap);
135	}	82	}
136		83
137	bool	84	bool
138	bgPixmap_t::window_size_sensitive ()	85	rxvt_term::bg_set_position (int x, int y)
		86	{
		87
		88	if (target_x != x
		89	|| target_y != y)
		90	{
		91	target_x = x;
		92	target_y = y;
		93	return true;
		94	}
		95	return false;
		96	}
		97
		98	bool
		99	rxvt_term::bg_window_size_sensitive ()
139	{	100	{
140	# ifdef ENABLE_TRANSPARENCY	101	# ifdef ENABLE_TRANSPARENCY
141	if (flags & isTransparent)	102	if (bg_flags & BG_IS_TRANSPARENT)
142	return true;	103	return true;
143	# endif	104	# endif
144		105
145	# ifdef BG_IMAGE_FROM_FILE	106	# ifdef BG_IMAGE_FROM_FILE
146	if (have_image)	107	if (bg_flags & BG_IS_FROM_FILE)
147	{	108	{
148	if (flags & sizeSensitive)	109	if (bg_flags & BG_IS_SIZE_SENSITIVE)
149	return true;	110	return true;
150	}	111	}
151	# endif	112	# endif
152		113
153	return false;	114	return false;
154	}	115	}
155		116
156	bool	117	bool
157	bgPixmap_t::window_position_sensitive ()	118	rxvt_term::bg_window_position_sensitive ()
158	{	119	{
159	# ifdef ENABLE_TRANSPARENCY	120	# ifdef ENABLE_TRANSPARENCY
160	if (flags & isTransparent)	121	if (bg_flags & BG_IS_TRANSPARENT)
161	return true;	122	return true;
162	# endif	123	# endif
163		124
164	# ifdef BG_IMAGE_FROM_FILE	125	# ifdef BG_IMAGE_FROM_FILE
165	if (have_image)	126	if (bg_flags & BG_IS_FROM_FILE)
166	{	127	{
167	if (flags & rootAlign)	128	if (bg_flags & BG_ROOT_ALIGN)
168	return true;	129	return true;
169	}	130	}
170	# endif	131	# endif
171		132
172	return false;
173	};
174
175	bool bgPixmap_t::need_client_side_rendering ()
176	{
177	# ifdef HAVE_AFTERIMAGE
178	if (original_asim)
179	return true;
180	# endif
181	return false;	133	return false;
182	}	134	}
183		135
184	# ifdef BG_IMAGE_FROM_FILE	136	# ifdef BG_IMAGE_FROM_FILE
185	static inline bool	137	static inline bool
…		…
248	dst_size = target_size - dst_pos;	200	dst_size = target_size - dst_pos;
249	return src_pos;	201	return src_pos;
250	}	202	}
251		203
252	bool	204	bool
253	bgPixmap_t::set_geometry (const char *geom)	205	rxvt_term::bg_set_geometry (const char *geom, bool update)
254	{	206	{
		207	bool changed = false;
255	int geom_flags = 0, changed = 0;	208	int geom_flags = 0;
256	int x = 0, y = 0;	209	int x = 0, y = 0;
257	unsigned int w = 0, h = 0;	210	unsigned int w = 0, h = 0;
258	unsigned int n;	211	unsigned int n;
259	unsigned long new_flags = (flags & (~geometryFlags));	212	unsigned long new_flags = (bg_flags & (~BG_GEOMETRY_FLAGS));
260	const char *p;	213	const char *ops;
261	# define MAXLEN_GEOM 256 /* could be longer than regular geometry string */
262		214
263	if (geom == NULL)	215	if (geom == NULL)
264	return false;	216	return false;
265		217
266	char str[MAXLEN_GEOM];	218	char str[256];
267		219
268	while (isspace(*geom)) ++geom;
269	if ((p = strchr (geom, ';')) == NULL)
270	p = strchr (geom, '\0');	220	ops = strchr (geom, ':');
271		221	if (ops == NULL)
		222	n = strlen (geom);
		223	else
272	n = (p - geom);	224	n = ops - geom;
273	if (n < MAXLEN_GEOM)
274	{
275	char *ops;
276	new_flags |= geometrySet;
277		225
		226	if (n >= sizeof (str))
		227	return false;
		228
278	memcpy (str, geom, n);	229	memcpy (str, geom, n);
279	str[n] = '\0';	230	str[n] = '\0';
280	if (str[0] == ':')	231	rxvt_strtrim (str);
281	ops = &str[0];
282	else if (str[0] != 'x' && str[0] != 'X' && isalpha(str[0]))
283	ops = &str[0];
284	else
285	{
286	char *tmp;
287	ops = strchr (str, ':');
288	if (ops != NULL)
289	{
290	for (tmp = ops-1; tmp >= str && isspace(*tmp); --tmp);
291	*(++tmp) = '\0';
292	if (ops == tmp) ++ops;
293	}
294	}
295		232
296	if (ops > str || ops == NULL)	233	if (str[0])
297	{	234	{
298	/* we have geometry string - let's handle it prior to applying ops */	235	/* we have geometry string - let's handle it prior to applying ops */
299	geom_flags = XParseGeometry (str, &x, &y, &w, &h);	236	geom_flags = XParseGeometry (str, &x, &y, &w, &h);
300
301	if ((geom_flags & XValue) && !(geom_flags & YValue))
302	{
303	y = x;
304	geom_flags |= YValue;
305	}
306
307	if (flags & geometrySet)
308	{
309	/* new geometry is an adjustment to the old one ! */
310	if ((geom_flags & WidthValue) && (geom_flags & HeightValue))
311	{
312	if (w == 0 && h != 0)
313	{
314	w = h_scale;
315	h = (v_scale * h) / 100;
316	}
317	else if (h == 0 && w != 0)
318	{
319	w = (h_scale * w) / 100;
320	h = v_scale;
321	}
322	}
323	if (geom_flags & XValue)
324	{
325	if (str[0] != '=')
326	{
327	y += v_align;
328	x += h_align;
329	}
330	}
331	}
332	else /* setting up geometry from scratch */
333	{
334	if (!(geom_flags & XValue))
335	{
336	/* use default geometry - centered */
337	x = y = defaultAlign;
338	}
339	else if (!(geom_flags & YValue))
340	y = x;
341
342	if ((geom_flags & (WidthValue|HeightValue)) == 0)
343	{
344	/* use default geometry - scaled */
345	w = h = defaultScale;
346	}
347	else if (geom_flags & WidthValue)
348	{
349	if (!(geom_flags & HeightValue))
350	h = w;
351	}
352	else
353	w = h;
354	}
355	} /* done parsing geometry string */	237	} /* done parsing geometry string */
356	else if (!(flags & geometrySet))	238
357	{	239	if (!update)
358	/* default geometry - scaled and centered */	240	{
		241	if (!(geom_flags & XValue))
359	x = y = defaultAlign;	242	x = y = defaultAlign;
		243	else if (!(geom_flags & YValue))
		244	y = x;
		245
		246	if (!(geom_flags & (WidthValue|HeightValue)))
360	w = h = defaultScale;	247	w = h = defaultScale;
361	}	248	else if (!(geom_flags & HeightValue))
		249	h = w;
		250	else if (!(geom_flags & WidthValue))
		251	w = h;
362		252
363	if (!(flags & geometrySet))
364	geom_flags |= WidthValue|HeightValue|XValue|YValue;	253	geom_flags |= WidthValue|HeightValue|XValue|YValue;
		254	}
365		255
366	if (ops)	256	if (ops)
367	{	257	{
368	while (*ops)	258	char **arr = rxvt_strsplit (':', ops + 1);
		259
		260	for (int i = 0; arr[i]; i++)
369	{	261	{
370	while (*ops == ':' || isspace(*ops)) ++ops;	262	if (!strcasecmp (arr[i], "tile"))
371
372	# define CHECK_GEOM_OPS(op_str) (strncasecmp (ops, (op_str), sizeof (op_str) - 1) == 0)
373	if (CHECK_GEOM_OPS ("tile"))
374	{	263	{
		264	new_flags |= BG_TILE;
375	w = h = noScale;	265	w = h = noScale;
376	geom_flags |= WidthValue|HeightValue;	266	geom_flags |= WidthValue|HeightValue;
377	}	267	}
378	else if (CHECK_GEOM_OPS ("propscale"))	268	else if (!strcasecmp (arr[i], "propscale"))
379	{	269	{
380	new_flags |= propScale;	270	new_flags |= BG_PROP_SCALE;
381	}	271	}
382	else if (CHECK_GEOM_OPS ("hscale"))	272	else if (!strcasecmp (arr[i], "hscale"))
383	{	273	{
384	if (w == 0) w = windowScale;	274	if (w == 0) w = windowScale;
385		275
386	h = noScale;	276	h = noScale;
387	geom_flags |= WidthValue|HeightValue;	277	geom_flags |= WidthValue|HeightValue;
388	}	278	}
389	else if (CHECK_GEOM_OPS ("vscale"))	279	else if (!strcasecmp (arr[i], "vscale"))
390	{	280	{
391	if (h == 0) h = windowScale;	281	if (h == 0) h = windowScale;
392		282
393	w = noScale;	283	w = noScale;
394	geom_flags |= WidthValue|HeightValue;	284	geom_flags |= WidthValue|HeightValue;
395	}	285	}
396	else if (CHECK_GEOM_OPS ("scale"))	286	else if (!strcasecmp (arr[i], "scale"))
397	{	287	{
398	if (h == 0) h = windowScale;	288	if (h == 0) h = windowScale;
399	if (w == 0) w = windowScale;	289	if (w == 0) w = windowScale;
400		290
401	geom_flags |= WidthValue|HeightValue;	291	geom_flags |= WidthValue|HeightValue;
402	}	292	}
403	else if (CHECK_GEOM_OPS ("auto"))	293	else if (!strcasecmp (arr[i], "root"))
404	{	294	{
405	w = h = windowScale;	295	new_flags |= BG_TILE|BG_ROOT_ALIGN;
406	x = y = centerAlign;
407	geom_flags |= WidthValue|HeightValue|XValue|YValue;
408	}
409	else if (CHECK_GEOM_OPS ("root"))
410	{
411	new_flags |= rootAlign;
412	w = h = noScale;	296	w = h = noScale;
413	geom_flags |= WidthValue|HeightValue;	297	geom_flags |= WidthValue|HeightValue;
414	}	298	}
415	# undef CHECK_GEOM_OPS
416
417	while (*ops != ':' && *ops != '\0') ++ops;
418	} /* done parsing ops */	299	} /* done parsing ops */
419	}
420		300
		301	rxvt_free_strsplit (arr);
		302	}
		303
421	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) ++changed;	304	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;
422	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) ++changed;	305	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;
423	if (check_set_align_value (geom_flags, XValue, h_align, x)) ++changed;	306	if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;
424	if (check_set_align_value (geom_flags, YValue, v_align, y)) ++changed;	307	if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
425	}
426		308
427	if (new_flags != flags)	309	if (new_flags != bg_flags)
428	{	310	{
429	flags = new_flags;	311	bg_flags = new_flags;
430	changed++;	312	changed = true;
431	}	313	}
432		314
433	return (changed > 0);	315	return changed;
434	}	316	}
435		317
436	void	318	void
437	bgPixmap_t::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)	319	rxvt_term::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
438	{	320	{
439	int target_width = target->szHint.width;	321	int target_width = szHint.width;
440	int target_height = target->szHint.height;	322	int target_height = szHint.height;
441		323
442	if (flags & propScale)	324	if (bg_flags & BG_PROP_SCALE)
443	{	325	{
444	float scale = (float)target_width / image_width;	326	float scale = (float)target_width / image_width;
445	min_it (scale, (float)target_height / image_height);	327	min_it (scale, (float)target_height / image_height);
446	w = image_width * scale + 0.5;	328	w = image_width * scale + 0.5;
447	h = image_height * scale + 0.5;	329	h = image_height * scale + 0.5;
…		…
453	}	335	}
454		336
455	if (!w) w = image_width;	337	if (!w) w = image_width;
456	if (!h) h = image_height;	338	if (!h) h = image_height;
457		339
458	if (flags & rootAlign)	340	if (bg_flags & BG_ROOT_ALIGN)
459	{	341	{
460	target->get_window_origin (x, y);
461	x = -x;	342	x = -target_x;
462	y = -y;	343	y = -target_y;
463	}	344	}
464	else	345	else
465	{	346	{
466	x = make_align_position (h_align, target_width, w);	347	x = make_align_position (h_align, target_width, w);
467	y = make_align_position (v_align, target_height, h);	348	y = make_align_position (v_align, target_height, h);
468	}	349	}
469		350
470	flags &= ~sizeSensitive;	351	bg_flags &= ~BG_IS_SIZE_SENSITIVE;
471	if ((flags & propScale) || h_scale || v_scale	352	if (!(bg_flags & BG_TILE)
		353	|| (bg_flags & BG_PROP_SCALE) || h_scale || v_scale
472	|| (!(flags & rootAlign) && (h_align || v_align))	354	|| (!(bg_flags & BG_ROOT_ALIGN) && (h_align || v_align))
473	|| w > target_width || h > target_height)	355	|| w > target_width || h > target_height)
474	flags |= sizeSensitive;	356	bg_flags |= BG_IS_SIZE_SENSITIVE;
475	}	357	}
476		358
477	# ifdef HAVE_AFTERIMAGE	359	# ifdef HAVE_AFTERIMAGE
478	bool	360	bool
479	bgPixmap_t::render_image (unsigned long background_flags)	361	rxvt_term::render_image (unsigned long tr_flags)
480	{	362	{
481	if (target == NULL)
482	return false;
483
484	target->init_asv ();	363	init_asv ();
485		364
486	ASImage *background = NULL;	365	ASImage *background = NULL;
487	ARGB32 background_tint = TINT_LEAVE_SAME;	366	ARGB32 background_tint = TINT_LEAVE_SAME;
488		367
489	# ifdef ENABLE_TRANSPARENCY	368	# ifdef ENABLE_TRANSPARENCY
490	if (background_flags)	369	if (tr_flags)
491	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);	370	background = pixmap2ximage (asv, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, 100);
492		371
493	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	372	if (tr_flags & BG_NEEDS_TINT)
494	{	373	{
495	ShadingInfo as_shade;	374	ShadingInfo as_shade;
496	as_shade.shading = shade;	375	as_shade.shading = shade;
497		376
498	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	377	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
499	if (flags & tintSet)	378	if (bg_flags & BG_TINT_SET)
500	tint.get (c);	379	tint.get (c);
501	as_shade.tintColor.red = c.r;	380	as_shade.tintColor.red = c.r;
502	as_shade.tintColor.green = c.g;	381	as_shade.tintColor.green = c.g;
503	as_shade.tintColor.blue = c.b;	382	as_shade.tintColor.blue = c.b;
504		383
505	background_tint = shading2tint32 (&as_shade);	384	background_tint = shading2tint32 (&as_shade);
506	}	385	}
507		386
508	if (!(background_flags & transpPmapBlurred) && (flags & blurNeeded) && background != NULL)	387	if ((tr_flags & BG_NEEDS_BLUR) && background != NULL)
509	{	388	{
510	ASImage *tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,	389	ASImage *tmp = blur_asimage_gauss (asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
511	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,	390	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,
512	100, ASIMAGE_QUALITY_DEFAULT);	391	100, ASIMAGE_QUALITY_DEFAULT);
513	if (tmp)	392	if (tmp)
514	{	393	{
515	destroy_asimage (&background);	394	destroy_asimage (&background);
…		…
518	}	397	}
519	# endif	398	# endif
520		399
521	ASImage *result = 0;	400	ASImage *result = 0;
522		401
523	int target_width = target->szHint.width;	402	int target_width = szHint.width;
524	int target_height = target->szHint.height;	403	int target_height = szHint.height;
525	int new_pmap_width = target_width;	404	int new_pmap_width = target_width;
526	int new_pmap_height = target_height;	405	int new_pmap_height = target_height;
527		406
528	int x = 0;	407	int x = 0;
529	int y = 0;	408	int y = 0;
…		…
532		411
533	if (original_asim)	412	if (original_asim)
534	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);	413	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
535		414
536	if (!original_asim	415	if (!original_asim
537	|| (!(flags & rootAlign)	416	|| (!(bg_flags & BG_ROOT_ALIGN)
538	&& (x >= target_width	417	&& (x >= target_width
539	|| y >= target_height	418	|| y >= target_height
540	|| (x + w <= 0)	419	|| (x + w <= 0)
541	|| (y + h <= 0))))	420	|| (y + h <= 0))))
542	{	421	{
…		…
546	new_pmap_height = background->height;	425	new_pmap_height = background->height;
547	result = background;	426	result = background;
548		427
549	if (background_tint != TINT_LEAVE_SAME)	428	if (background_tint != TINT_LEAVE_SAME)
550	{	429	{
551	ASImage *tmp = tile_asimage (target->asv, background, 0, 0,	430	ASImage *tmp = tile_asimage (asv, background, 0, 0,
552	target_width, target_height, background_tint,	431	target_width, target_height, background_tint,
553	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);	432	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
554	if (tmp)	433	if (tmp)
555	result = tmp;	434	result = tmp;
556	}	435	}
…		…
563	result = original_asim;	442	result = original_asim;
564		443
565	if ((w != original_asim->width)	444	if ((w != original_asim->width)
566	|| (h != original_asim->height))	445	|| (h != original_asim->height))
567	{	446	{
568	result = scale_asimage (target->asv, original_asim,	447	result = scale_asimage (asv, original_asim,
569	w, h,	448	w, h,
570	background ? ASA_ASImage : ASA_XImage,	449	background ? ASA_ASImage : ASA_XImage,
571	100, ASIMAGE_QUALITY_DEFAULT);	450	100, ASIMAGE_QUALITY_DEFAULT);
572	}	451	}
573		452
574	if (background == NULL)	453	if (background == NULL)
575	{	454	{
576	if (h_scale == 0 || v_scale == 0)	455	if (bg_flags & BG_TILE)
577	{	456	{
578	/* if tiling - pixmap has to be sized exactly as the image,	457	/* if tiling - pixmap has to be sized exactly as the image,
579	but there is no need to make it bigger than the window! */	458	but there is no need to make it bigger than the window! */
580	new_pmap_width = min (result->width, target_width);	459	new_pmap_width = min (result->width, target_width);
581	new_pmap_height = min (result->height, target_height);	460	new_pmap_height = min (result->height, target_height);
582		461
583	/* we also need to tile our image in both directions */	462	/* we also need to tile our image in both directions */
584	ASImage *tmp = tile_asimage (target->asv, result,	463	ASImage *tmp = tile_asimage (asv, result,
585	(int)result->width - x,	464	(int)result->width - x,
586	(int)result->height - y,	465	(int)result->height - y,
587	new_pmap_width,	466	new_pmap_width,
588	new_pmap_height,	467	new_pmap_height,
589	TINT_LEAVE_SAME, ASA_XImage,	468	TINT_LEAVE_SAME, ASA_XImage,
…		…
606	layers[0].clip_width = target_width;	485	layers[0].clip_width = target_width;
607	layers[0].clip_height = target_height;	486	layers[0].clip_height = target_height;
608	layers[0].tint = background_tint;	487	layers[0].tint = background_tint;
609	layers[1].im = result;	488	layers[1].im = result;
610		489
611	if (h_scale == 0 || v_scale == 0)	490	if (bg_flags & BG_TILE)
612	{	491	{
613	/* tile horizontally */	492	/* tile horizontally */
614	while (x > 0) x -= (int)result->width;	493	while (x > 0) x -= (int)result->width;
615	layers[1].dst_x = x;	494	layers[1].dst_x = x;
616	layers[1].clip_width = result->width+target_width;	495	layers[1].clip_width = result->width+target_width;
…		…
620	/* clip horizontally */	499	/* clip horizontally */
621	layers[1].dst_x = x;	500	layers[1].dst_x = x;
622	layers[1].clip_width = result->width;	501	layers[1].clip_width = result->width;
623	}	502	}
624		503
625	if (h_scale == 0 || v_scale == 0)	504	if (bg_flags & BG_TILE)
626	{	505	{
627	while (y > 0) y -= (int)result->height;	506	while (y > 0) y -= (int)result->height;
628	layers[1].dst_y = y;	507	layers[1].dst_y = y;
629	layers[1].clip_height = result->height + target_height;	508	layers[1].clip_height = result->height + target_height;
630	}	509	}
…		…
632	{	511	{
633	layers[1].dst_y = y;	512	layers[1].dst_y = y;
634	layers[1].clip_height = result->height;	513	layers[1].clip_height = result->height;
635	}	514	}
636		515
637	if (target->rs[Rs_blendtype])	516	if (rs[Rs_blendtype])
638	{	517	{
639	layers[1].merge_scanlines = blend_scanlines_name2func (target->rs[Rs_blendtype]);	518	layers[1].merge_scanlines = blend_scanlines_name2func (rs[Rs_blendtype]);
640	if (layers[1].merge_scanlines == NULL)	519	if (layers[1].merge_scanlines == NULL)
641	layers[1].merge_scanlines = alphablend_scanlines;	520	layers[1].merge_scanlines = alphablend_scanlines;
642	}	521	}
643		522
644	ASImage *tmp = merge_layers (target->asv, layers, 2, target_width, target_height,	523	ASImage *tmp = merge_layers (asv, layers, 2, target_width, target_height,
645	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);	524	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
646		525
647	if (tmp)	526	if (tmp)
648	{	527	{
649	if (result != original_asim)	528	if (result != original_asim)
…		…
661	if (result)	540	if (result)
662	{	541	{
663	XGCValues gcv;	542	XGCValues gcv;
664	GC gc;	543	GC gc;
665		544
666	if (pixmap)
667	{
668	if (pmap_width != new_pmap_width
669	|| pmap_height != new_pmap_height
670	|| pmap_depth != target->depth)
671	{
672	XFreePixmap (target->dpy, pixmap);
673	pixmap = None;
674	}
675	}
676
677	/* create Pixmap */	545	/* create Pixmap */
678	if (pixmap == None)	546	if (bg_pixmap == None
		547	|| bg_pmap_width != new_pmap_width
		548	|| bg_pmap_height != new_pmap_height)
679	{	549	{
		550	if (bg_pixmap)
		551	XFreePixmap (dpy, bg_pixmap);
680	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);	552	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
681	pmap_width = new_pmap_width;	553	bg_pmap_width = new_pmap_width;
682	pmap_height = new_pmap_height;	554	bg_pmap_height = new_pmap_height;
683	pmap_depth = target->depth;
684	}	555	}
685	/* fill with background color (if result's not completely overlapping it) */	556	/* fill with background color (if result's not completely overlapping it) */
686	gcv.foreground = target->pix_colors[Color_bg];	557	gcv.foreground = pix_colors[Color_bg];
687	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);	558	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
688		559
689	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;	560	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
690	int dst_width = result->width, dst_height = result->height;	561	int dst_width = result->width, dst_height = result->height;
691	if (background == NULL)	562	if (background == NULL)
692	{	563	{
693	if (!(h_scale == 0 || v_scale == 0))	564	if (!(bg_flags & BG_TILE))
694	{	565	{
695	src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );	566	src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );
696	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);	567	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
697	}	568	}
698		569
699	if (dst_x > 0 || dst_y > 0	570	if (dst_x > 0 || dst_y > 0
700	|| dst_x + dst_width < new_pmap_width	571	|| dst_x + dst_width < new_pmap_width
701	|| dst_y + dst_height < new_pmap_height)	572	|| dst_y + dst_height < new_pmap_height)
702	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	573	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
703	}	574	}
704		575
705	/* put result on pixmap */	576	/* put result on pixmap */
706	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	577	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
707	asimage2drawable (target->asv, pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);	578	asimage2drawable (asv, bg_pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);
708		579
709	if (result != background && result != original_asim)	580	if (result != background && result != original_asim)
710	destroy_asimage (&result);	581	destroy_asimage (&result);
711		582
712	XFreeGC (target->dpy, gc);	583	XFreeGC (dpy, gc);
713		584
714	ret = true;	585	ret = true;
715	}	586	}
716		587
717	if (background)	588	if (background)
…		…
721	}	592	}
722	# endif /* HAVE_AFTERIMAGE */	593	# endif /* HAVE_AFTERIMAGE */
723		594
724	# ifdef HAVE_PIXBUF	595	# ifdef HAVE_PIXBUF
725	bool	596	bool
726	bgPixmap_t::render_image (unsigned long background_flags)	597	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
		598	int src_x, int src_y, int dst_x, int dst_y,
		599	unsigned int width, unsigned int height)
727	{	600	{
728	if (target == NULL)	601	XImage *ximage;
		602	char *data, *line;
		603	int bytes_per_pixel;
		604	int width_r, width_g, width_b;
		605	int sh_r, sh_g, sh_b;
		606	int rowstride;
		607	int channels;
		608	unsigned char *row;
		609
		610	if (visual->c_class != TrueColor)
729	return false;	611	return false;
730		612
		613	if (depth == 24 || depth == 32)
		614	bytes_per_pixel = 4;
		615	else if (depth == 15 || depth == 16)
		616	bytes_per_pixel = 2;
		617	else
		618	return false;
		619
		620	width_r = ecb_popcount32 (visual->red_mask);
		621	width_g = ecb_popcount32 (visual->green_mask);
		622	width_b = ecb_popcount32 (visual->blue_mask);
		623
		624	if (width_r > 8 || width_g > 8 || width_b > 8)
		625	return false;
		626
		627	sh_r = ecb_ctz32 (visual->red_mask);
		628	sh_g = ecb_ctz32 (visual->green_mask);
		629	sh_b = ecb_ctz32 (visual->blue_mask);
		630
		631	if (width > INT_MAX / height / bytes_per_pixel)
		632	return false;
		633
		634	data = (char *)malloc (width * height * bytes_per_pixel);
		635	if (!data)
		636	return false;
		637
		638	ximage = XCreateImage (dpy, visual, depth, ZPixmap, 0, data,
		639	width, height, bytes_per_pixel * 8, 0);
		640	if (!ximage)
		641	{
		642	free (data);
		643	return false;
		644	}
		645
		646	ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
		647
		648	rowstride = gdk_pixbuf_get_rowstride (pixbuf);
		649	channels = gdk_pixbuf_get_n_channels (pixbuf);
		650	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
		651	line = data;
		652
		653	for (int y = 0; y < height; y++)
		654	{
		655	for (int x = 0; x < width; x++)
		656	{
		657	unsigned char *pixel = row + x * channels;
		658	uint32_t value;
		659
		660	value = ((pixel[0] >> (8 - width_r)) << sh_r)
		661	| ((pixel[1] >> (8 - width_g)) << sh_g)
		662	| ((pixel[2] >> (8 - width_b)) << sh_b);
		663
		664	if (bytes_per_pixel == 4)
		665	((uint32_t *)line)[x] = value;
		666	else
		667	((uint16_t *)line)[x] = value;
		668	}
		669
		670	row += rowstride;
		671	line += ximage->bytes_per_line;
		672	}
		673
		674	XPutImage (dpy, pixmap, gc, ximage, 0, 0, dst_x, dst_y, width, height);
		675	XDestroyImage (ximage);
		676	return true;
		677	}
		678
		679	bool
		680	rxvt_term::render_image (unsigned long tr_flags)
		681	{
731	if (!pixbuf)	682	if (!pixbuf)
732	return false;	683	return false;
733		684
734	#if !XFT	685	if (tr_flags
735	if (background_flags)	686	&& !(bg_flags & BG_HAS_RENDER))
736	return false;	687	return false;
737	#endif
738		688
739	GdkPixbuf *result;	689	GdkPixbuf *result;
740		690
741	int image_width = gdk_pixbuf_get_width (pixbuf);	691	int image_width = gdk_pixbuf_get_width (pixbuf);
742	int image_height = gdk_pixbuf_get_height (pixbuf);	692	int image_height = gdk_pixbuf_get_height (pixbuf);
743		693
744	int target_width = target->szHint.width;	694	int target_width = szHint.width;
745	int target_height = target->szHint.height;	695	int target_height = szHint.height;
746	int new_pmap_width = target_width;	696	int new_pmap_width = target_width;
747	int new_pmap_height = target_height;	697	int new_pmap_height = target_height;
748		698
749	int x = 0;	699	int x = 0;
750	int y = 0;	700	int y = 0;
751	int w = 0;	701	int w = 0;
752	int h = 0;	702	int h = 0;
753		703
754	get_image_geometry (image_width, image_height, w, h, x, y);	704	get_image_geometry (image_width, image_height, w, h, x, y);
755		705
756	if (!(flags & rootAlign)	706	if (!(bg_flags & BG_ROOT_ALIGN)
757	&& (x >= target_width	707	&& (x >= target_width
758	|| y >= target_height	708	|| y >= target_height
759	|| (x + w <= 0)	709	|| (x + w <= 0)
760	|| (y + h <= 0)))	710	|| (y + h <= 0)))
761	return false;	711	return false;
…		…
768	result = gdk_pixbuf_scale_simple (pixbuf,	718	result = gdk_pixbuf_scale_simple (pixbuf,
769	w, h,	719	w, h,
770	GDK_INTERP_BILINEAR);	720	GDK_INTERP_BILINEAR);
771	}	721	}
772		722
		723	if (!result)
		724	return false;
		725
773	bool ret = false;	726	bool ret = false;
774		727
775	if (result)
776	{
777	XGCValues gcv;	728	XGCValues gcv;
778	GC gc;	729	GC gc;
779	Pixmap root_pmap;	730	Pixmap root_pmap;
780		731
781	image_width = gdk_pixbuf_get_width (result);	732	image_width = gdk_pixbuf_get_width (result);
782	image_height = gdk_pixbuf_get_height (result);	733	image_height = gdk_pixbuf_get_height (result);
783		734
784	if (background_flags)	735	if (tr_flags)
785	{	736	{
786	root_pmap = pixmap;	737	root_pmap = bg_pixmap;
787	pixmap = None;	738	bg_pixmap = None;
		739	}
		740	else
		741	{
		742	if (bg_flags & BG_TILE)
788	}	743	{
789	else
790	{
791	if (h_scale == 0 || v_scale == 0)
792	{
793	new_pmap_width = min (image_width, target_width);	744	new_pmap_width = min (image_width, target_width);
794	new_pmap_height = min (image_height, target_height);	745	new_pmap_height = min (image_height, target_height);
795	}	746	}
796	}	747	}
797		748
		749	if (bg_pixmap == None
		750	|| bg_pmap_width != new_pmap_width
		751	|| bg_pmap_height != new_pmap_height)
		752	{
798	if (pixmap)	753	if (bg_pixmap)
799	{
800	if (pmap_width != new_pmap_width
801	|| pmap_height != new_pmap_height
802	|| pmap_depth != target->depth)
803	{
804	XFreePixmap (target->dpy, pixmap);	754	XFreePixmap (dpy, bg_pixmap);
805	pixmap = None;
806	}
807	}
808
809	if (pixmap == None)
810	{
811	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);	755	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
812	pmap_width = new_pmap_width;	756	bg_pmap_width = new_pmap_width;
813	pmap_height = new_pmap_height;	757	bg_pmap_height = new_pmap_height;
814	pmap_depth = target->depth;	758	}
		759
		760	gcv.foreground = pix_colors[Color_bg];
		761	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
		762
		763	if (gc)
		764	{
		765	if (bg_flags & BG_TILE)
815	}	766	{
816
817	gcv.foreground = target->pix_colors[Color_bg];
818	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
819
820	if (h_scale == 0 || v_scale == 0)
821	{
822	Pixmap tile = XCreatePixmap (target->dpy, target->vt, image_width, image_height, target->depth);	767	Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth);
823	gdk_pixbuf_xlib_render_to_drawable (result, tile, gc,	768	pixbuf_to_pixmap (result, tile, gc,
824	0, 0,	769	0, 0,
825	0, 0,	770	0, 0,
826	image_width, image_height,	771	image_width, image_height);
827	XLIB_RGB_DITHER_NONE,
828	0, 0);
829		772
830	gcv.tile = tile;	773	gcv.tile = tile;
831	gcv.fill_style = FillTiled;	774	gcv.fill_style = FillTiled;
832	gcv.ts_x_origin = x;	775	gcv.ts_x_origin = x;
833	gcv.ts_y_origin = y;	776	gcv.ts_y_origin = y;
834	XChangeGC (target->dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	777	XChangeGC (dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
835		778
836	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	779	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
837	XFreePixmap (target->dpy, tile);	780	XFreePixmap (dpy, tile);
838	}	781	}
839	else	782	else
840	{	783	{
841	int src_x, src_y, dst_x, dst_y;	784	int src_x, src_y, dst_x, dst_y;
842	int dst_width, dst_height;	785	int dst_width, dst_height;
…		…
845	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);	788	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);
846		789
847	if (dst_x > 0 || dst_y > 0	790	if (dst_x > 0 || dst_y > 0
848	|| dst_x + dst_width < new_pmap_width	791	|| dst_x + dst_width < new_pmap_width
849	|| dst_y + dst_height < new_pmap_height)	792	|| dst_y + dst_height < new_pmap_height)
850	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	793	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
851		794
852	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	795	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
853	gdk_pixbuf_xlib_render_to_drawable (result, pixmap, gc,	796	pixbuf_to_pixmap (result, bg_pixmap, gc,
854	src_x, src_y,	797	src_x, src_y,
855	dst_x, dst_y,	798	dst_x, dst_y,
856	dst_width, dst_height,	799	dst_width, dst_height);
857	XLIB_RGB_DITHER_NONE,
858	0, 0);
859	}
860
861	#if XFT
862	if (background_flags)
863	{	800	}
864	Display *dpy = target->dpy;	801
		802	#if XRENDER
		803	if (tr_flags)
		804	{
865	XRenderPictureAttributes pa;	805	XRenderPictureAttributes pa;
866		806
867	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, target->display->screen));	807	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, visual);
868	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);	808	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);
869		809
870	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);	810	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
871	Picture dst = XRenderCreatePicture (dpy, pixmap, dst_format, 0, &pa);	811	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, dst_format, 0, &pa);
872		812
873	pa.repeat = True;	813	pa.repeat = True;
874	Pixmap mask_pmap = XCreatePixmap (dpy, target->vt, 1, 1, 8);	814	Pixmap mask_pmap = XCreatePixmap (dpy, vt, 1, 1, 8);
875	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);	815	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
876	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);	816	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
877	XFreePixmap (dpy, mask_pmap);	817	XFreePixmap (dpy, mask_pmap);
878		818
879	if (src && dst && mask)
880	{
881	XRenderColor mask_c;	819	XRenderColor mask_c;
882		820
883	mask_c.alpha = 0x8000;	821	mask_c.alpha = 0x8000;
884	mask_c.red = 0;	822	mask_c.red = 0;
885	mask_c.green = 0;	823	mask_c.green = 0;
886	mask_c.blue = 0;	824	mask_c.blue = 0;
887	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);	825	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
888	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);	826	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
889	}
890		827
891	XRenderFreePicture (dpy, src);	828	XRenderFreePicture (dpy, src);
892	XRenderFreePicture (dpy, dst);	829	XRenderFreePicture (dpy, dst);
893	XRenderFreePicture (dpy, mask);	830	XRenderFreePicture (dpy, mask);
894
895	XFreePixmap (dpy, root_pmap);
896	}	831	}
897	#endif	832	#endif
898		833
899	if (result != pixbuf)
900	g_object_unref (result);
901
902	XFreeGC (target->dpy, gc);	834	XFreeGC (dpy, gc);
903		835
904	ret = true;	836	ret = true;
905	}	837	}
906		838
		839	if (result != pixbuf)
		840	g_object_unref (result);
		841
		842	if (tr_flags)
		843	XFreePixmap (dpy, root_pmap);
		844
907	return ret;	845	return ret;
908	}	846	}
909	# endif /* HAVE_PIXBUF */	847	# endif /* HAVE_PIXBUF */
910		848
911	bool	849	bool
912	bgPixmap_t::set_file (const char *file)	850	rxvt_term::bg_set_file (const char *file)
913	{	851	{
914	assert (file);	852	if (!file || !*file)
		853	return false;
915		854
916	if (*file)
917	{
918	if (const char *p = strchr (file, ';'))	855	if (const char *p = strchr (file, ';'))
919	{	856	{
920	size_t len = p - file;	857	size_t len = p - file;
921	char *f = rxvt_temp_buf<char> (len + 1);	858	char *f = rxvt_temp_buf<char> (len + 1);
922	memcpy (f, file, len);	859	memcpy (f, file, len);
923	f[len] = '\0';	860	f[len] = '\0';
924	file = f;	861	file = f;
925	}	862	}
926		863
927	# ifdef HAVE_AFTERIMAGE	864	# ifdef HAVE_AFTERIMAGE
928	if (!target->asimman)	865	if (!asimman)
929	target->asimman = create_generic_imageman (target->rs[Rs_path]);	866	asimman = create_generic_imageman (rs[Rs_path]);
930	ASImage *image = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);	867	ASImage *image = get_asimage (asimman, file, 0xFFFFFFFF, 100);
931	if (image)	868	if (image)
932	{	869	{
933	if (original_asim)	870	if (original_asim)
934	safe_asimage_destroy (original_asim);	871	safe_asimage_destroy (original_asim);
935	original_asim = image;	872	original_asim = image;
936	have_image = true;	873	bg_flags |= BG_IS_FROM_FILE | BG_CLIENT_RENDER;
937	return true;	874	return true;
938	}	875	}
939	# endif	876	# endif
940		877
941	# ifdef HAVE_PIXBUF	878	# ifdef HAVE_PIXBUF
942	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);	879	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
943	if (image)	880	if (image)
944	{	881	{
945	if (pixbuf)	882	if (pixbuf)
946	g_object_unref (pixbuf);	883	g_object_unref (pixbuf);
947	pixbuf = image;	884	pixbuf = image;
948	have_image = true;	885	bg_flags |= BG_IS_FROM_FILE;
949	return true;	886	return true;
950	}	887	}
951	# endif	888	# endif
952	}
953		889
954	return false;	890	return false;
955	}	891	}
956		892
957	# endif /* BG_IMAGE_FROM_FILE */	893	# endif /* BG_IMAGE_FROM_FILE */
958		894
959	# ifdef ENABLE_TRANSPARENCY	895	# ifdef ENABLE_TRANSPARENCY
960	bool	896	bool
961	bgPixmap_t::set_transparent ()	897	rxvt_term::bg_set_transparent ()
962	{	898	{
963	if (!(flags & isTransparent))	899	if (!(bg_flags & BG_IS_TRANSPARENT))
964	{	900	{
965	flags |= isTransparent;	901	bg_flags |= BG_IS_TRANSPARENT;
966	return true;	902	return true;
967	}	903	}
968		904
969	return false;	905	return false;
970	}	906	}
971		907
972	bool	908	bool
973	bgPixmap_t::set_blur_radius (const char *geom)	909	rxvt_term::bg_set_blur (const char *geom)
974	{	910	{
975	int changed = 0;	911	bool changed = false;
976	unsigned int hr, vr;	912	unsigned int hr, vr;
977	int junk;	913	int junk;
978	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);	914	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
979		915
980	if (!(geom_flags & WidthValue))	916	if (!(geom_flags & WidthValue))
…		…
985	min_it (hr, 128);	921	min_it (hr, 128);
986	min_it (vr, 128);	922	min_it (vr, 128);
987		923
988	if (h_blurRadius != hr)	924	if (h_blurRadius != hr)
989	{	925	{
990	++changed;	926	changed = true;
991	h_blurRadius = hr;	927	h_blurRadius = hr;
992	}	928	}
993		929
994	if (v_blurRadius != vr)	930	if (v_blurRadius != vr)
995	{	931	{
996	++changed;	932	changed = true;
997	v_blurRadius = vr;	933	v_blurRadius = vr;
998	}	934	}
999		935
1000	if (v_blurRadius == 0 && h_blurRadius == 0)	936	if (v_blurRadius == 0 && h_blurRadius == 0)
1001	flags &= ~blurNeeded;	937	bg_flags &= ~BG_NEEDS_BLUR;
1002	else	938	else
1003	flags |= blurNeeded;	939	bg_flags |= BG_NEEDS_BLUR;
1004		940
1005	#if XFT
1006	XFilters *filters = XRenderQueryFilters (target->dpy, target->display->root);
1007	if (filters)
1008	{
1009	for (int i = 0; i < filters->nfilter; i++)
1010	if (!strcmp (filters->filter[i], FilterConvolution))
1011	flags |= bgPixmap_t::blurServerSide;
1012
1013	XFree (filters);
1014	}
1015	#endif
1016
1017	return (changed > 0);	941	return changed;
1018	}	942	}
1019		943
1020	static inline unsigned long	944	void
1021	compute_tint_shade_flags (rxvt_color *tint, int shade)	945	rxvt_term::set_tint_shade_flags ()
1022	{	946	{
1023	unsigned long flags = 0;
1024	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	947	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1025	bool has_shade = shade != 100;	948	bool has_shade = shade != 100;
1026		949
1027	if (tint)	950	bg_flags &= ~BG_TINT_FLAGS;
		951
		952	if (bg_flags & BG_TINT_SET)
1028	{	953	{
1029	tint->get (c);	954	tint.get (c);
1030	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)
1031	if (!has_shade && IS_COMPONENT_WHOLESOME (c.r)
1032	&& IS_COMPONENT_WHOLESOME (c.g)
1033	&& IS_COMPONENT_WHOLESOME (c.b))
1034	flags |= bgPixmap_t::tintWholesome;
1035	# undef IS_COMPONENT_WHOLESOME
1036	}
1037
1038	if (has_shade)	955	if (!has_shade
1039	flags |= bgPixmap_t::tintNeeded;	956	&& (c.r <= 0x00ff || c.r >= 0xff00)
1040	else if (tint)	957	&& (c.g <= 0x00ff || c.g >= 0xff00)
		958	&& (c.b <= 0x00ff || c.b >= 0xff00))
		959	bg_flags |= BG_TINT_BITAND;
1041	{	960	}
1042	if ((c.r > 0x000700 || c.g > 0x000700 || c.b > 0x000700)
1043	&& (c.r < 0x00f700 || c.g < 0x00f700 || c.b < 0x00f700))
1044	{
1045	flags |= bgPixmap_t::tintNeeded;
1046	}
1047	}
1048		961
1049	if (flags & bgPixmap_t::tintNeeded)	962	if (has_shade || (bg_flags & BG_TINT_SET))
1050	{	963	bg_flags |= BG_NEEDS_TINT;
1051	if (flags & bgPixmap_t::tintWholesome)
1052	flags |= bgPixmap_t::tintServerSide;
1053	else
1054	{
1055	#if XFT
1056	flags |= bgPixmap_t::tintServerSide;
1057	#endif
1058	}
1059	}
1060
1061	return flags;
1062	}	964	}
1063		965
1064	bool	966	bool
1065	bgPixmap_t::set_tint (rxvt_color &new_tint)	967	rxvt_term::bg_set_tint (rxvt_color &new_tint)
1066	{	968	{
1067	if (!(flags & tintSet) || tint != new_tint)	969	if (!(bg_flags & BG_TINT_SET) || tint != new_tint)
1068	{	970	{
1069	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);
1070	tint = new_tint;	971	tint = new_tint;
1071	flags = (flags & ~tintFlags) | new_flags | tintSet;	972	bg_flags |= BG_TINT_SET;
		973	set_tint_shade_flags ();
1072	return true;	974	return true;
1073	}	975	}
1074		976
1075	return false;	977	return false;
1076	}	978	}
1077		979
1078	bool	980	bool
1079	bgPixmap_t::unset_tint ()
1080	{
1081	unsigned long new_flags = compute_tint_shade_flags (NULL, shade);
1082
1083	if (new_flags != (flags & tintFlags))
1084	{
1085	flags = (flags & ~tintFlags) | new_flags;
1086	return true;
1087	}
1088
1089	return false;
1090	}
1091
1092	bool
1093	bgPixmap_t::set_shade (const char *shade_str)	981	rxvt_term::bg_set_shade (const char *shade_str)
1094	{	982	{
1095	int new_shade = (shade_str) ? atoi (shade_str) : 100;	983	int new_shade = (shade_str) ? atoi (shade_str) : 100;
1096		984
1097	clamp_it (new_shade, -100, 200);	985	clamp_it (new_shade, -100, 200);
1098	if (new_shade < 0)	986	if (new_shade < 0)
1099	new_shade = 200 - (100 + new_shade);	987	new_shade = 200 - (100 + new_shade);
1100		988
1101	if (new_shade != shade)	989	if (new_shade != shade)
1102	{	990	{
1103	unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);
1104	shade = new_shade;	991	shade = new_shade;
1105	flags = (flags & (~tintFlags | tintSet)) | new_flags;	992	set_tint_shade_flags ();
1106	return true;	993	return true;
1107	}	994	}
1108		995
1109	return false;	996	return false;
1110	}	997	}
1111		998
1112	#if XFT	999	#if XRENDER
1113	static void	1000	static void
1114	get_gaussian_kernel (int radius, int width, double *kernel, XFixed *params)	1001	get_gaussian_kernel (int radius, int width, double *kernel, XFixed *params)
1115	{	1002	{
1116	double sigma = radius / 2.0;	1003	double sigma = radius / 2.0;
1117	double scale = sqrt (2.0 * M_PI) * sigma;	1004	double scale = sqrt (2.0 * M_PI) * sigma;
…		…
1131	params[i+2] = XDoubleToFixed (kernel[i] / sum);	1018	params[i+2] = XDoubleToFixed (kernel[i] / sum);
1132	}	1019	}
1133	#endif	1020	#endif
1134		1021
1135	bool	1022	bool
1136	bgPixmap_t::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	1023	rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
1137	{	1024	{
1138	bool ret = false;	1025	bool ret = false;
1139	#if XFT	1026	#if XRENDER
1140	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;	1027	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
1141	double *kernel = (double *)malloc (size * sizeof (double));	1028	double *kernel = (double *)malloc (size * sizeof (double));
1142	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));	1029	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
1143		1030
1144	Display *dpy = target->dpy;
1145	XRenderPictureAttributes pa;	1031	XRenderPictureAttributes pa;
1146	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	1032	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1147		1033
1148	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	1034	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
1149	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	1035	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
1150		1036
1151	if (kernel && params && src && dst)	1037	if (kernel && params)
1152	{	1038	{
1153	if (h_blurRadius)	1039	if (h_blurRadius)
1154	{	1040	{
1155	size = h_blurRadius * 2 + 1;	1041	size = h_blurRadius * 2 + 1;
1156	get_gaussian_kernel (h_blurRadius, size, kernel, params);	1042	get_gaussian_kernel (h_blurRadius, size, kernel, params);
…		…
1169		1055
1170	if (v_blurRadius)	1056	if (v_blurRadius)
1171	{	1057	{
1172	size = v_blurRadius * 2 + 1;	1058	size = v_blurRadius * 2 + 1;
1173	get_gaussian_kernel (v_blurRadius, size, kernel, params);	1059	get_gaussian_kernel (v_blurRadius, size, kernel, params);
1174	swap (params[0], params[1]);	1060	::swap (params[0], params[1]);
1175		1061
1176	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);	1062	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1177	XRenderComposite (dpy,	1063	XRenderComposite (dpy,
1178	PictOpSrc,	1064	PictOpSrc,
1179	src,	1065	src,
…		…
1195	#endif	1081	#endif
1196	return ret;	1082	return ret;
1197	}	1083	}
1198		1084
1199	bool	1085	bool
1200	bgPixmap_t::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	1086	rxvt_term::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
1201	{	1087	{
1202	Display *dpy = target->dpy;
1203	bool ret = false;	1088	bool ret = false;
1204		1089
1205	if (flags & tintWholesome)	1090	if (bg_flags & BG_TINT_BITAND)
1206	{	1091	{
1207	XGCValues gcv;	1092	XGCValues gcv;
1208	GC gc;	1093	GC gc;
1209		1094
1210	/* In this case we can tint image server-side getting significant	1095	/* In this case we can tint image server-side getting significant
…		…
1221	XFreeGC (dpy, gc);	1106	XFreeGC (dpy, gc);
1222	}	1107	}
1223	}	1108	}
1224	else	1109	else
1225	{	1110	{
1226	# if XFT	1111	# if XRENDER
1227	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1112	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1228		1113
1229	if (flags & tintSet)	1114	if (bg_flags & BG_TINT_SET)
1230	tint.get (c);	1115	tint.get (c);
1231		1116
1232	if (shade <= 100)	1117	if (shade <= 100)
1233	{	1118	{
1234	c.r = (c.r * shade) / 100;	1119	c.r = c.r * shade / 100;
1235	c.g = (c.g * shade) / 100;	1120	c.g = c.g * shade / 100;
1236	c.b = (c.b * shade) / 100;	1121	c.b = c.b * shade / 100;
1237	}	1122	}
1238	else	1123	else
1239	{	1124	{
1240	c.r = ((0xffff - c.r) * (200 - shade)) / 100;	1125	c.r = c.r * (200 - shade) / 100;
1241	c.g = ((0xffff - c.g) * (200 - shade)) / 100;	1126	c.g = c.g * (200 - shade) / 100;
1242	c.b = ((0xffff - c.b) * (200 - shade)) / 100;	1127	c.b = c.b * (200 - shade) / 100;
1243	}	1128	}
1244		1129
1245	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);	1130	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
1246	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	1131	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1247	XRenderPictureAttributes pa;	1132	XRenderPictureAttributes pa;
…		…
1254	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);	1139	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1255	XFreePixmap (dpy, overlay_pmap);	1140	XFreePixmap (dpy, overlay_pmap);
1256		1141
1257	pa.component_alpha = True;	1142	pa.component_alpha = True;
1258	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);	1143	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
1259	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);	1144	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat | CPComponentAlpha, &pa);
1260	XFreePixmap (dpy, mask_pmap);	1145	XFreePixmap (dpy, mask_pmap);
1261		1146
1262	if (mask_pic && overlay_pic && back_pic)
1263	{
1264	XRenderColor mask_c;	1147	XRenderColor mask_c;
1265		1148
1266	memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof (mask_c));
1267	mask_c.alpha = 0xffff;	1149	mask_c.alpha = 0xffff;
		1150	mask_c.red =
		1151	mask_c.green =
		1152	mask_c.blue = 0;
		1153	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
		1154
		1155	mask_c.alpha = 0;
		1156	mask_c.red = 0xffff - c.r;
		1157	mask_c.green = 0xffff - c.g;
		1158	mask_c.blue = 0xffff - c.b;
		1159	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
		1160	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1161
		1162	if (shade > 100)
		1163	{
		1164	mask_c.red = mask_c.green = mask_c.blue = 0xffff * (shade - 100) / 100;
		1165	mask_c.alpha = 0;
1268	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);	1166	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1269		1167
1270	mask_c.alpha = 0;
1271	mask_c.red = 0xffff - c.r;
1272	mask_c.green = 0xffff - c.g;
1273	mask_c.blue = 0xffff - c.b;
1274	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1275	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);	1168	XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1169	}
		1170
1276	ret = true;	1171	ret = true;
1277	}
1278		1172
1279	XRenderFreePicture (dpy, mask_pic);	1173	XRenderFreePicture (dpy, mask_pic);
1280	XRenderFreePicture (dpy, overlay_pic);	1174	XRenderFreePicture (dpy, overlay_pic);
1281	XRenderFreePicture (dpy, back_pic);	1175	XRenderFreePicture (dpy, back_pic);
1282	# endif	1176	# endif
1283	}	1177	}
1284		1178
1285	return ret;	1179	return ret;
1286	}	1180	}
1287		1181
1288	/* make_transparency_pixmap()	1182	/*
1289	* Builds a pixmap sized the same as terminal window, with depth same as the root window	1183	* Builds a pixmap of the same size as the terminal window that contains
1290	* that pixmap contains tiled portion of the root pixmap that is supposed to be covered by	1184	* the tiled portion of the root pixmap that is supposed to be covered by
1291	* our window.	1185	* our window.
1292	*/	1186	*/
1293	unsigned long	1187	unsigned long
1294	bgPixmap_t::make_transparency_pixmap ()	1188	rxvt_term::make_transparency_pixmap ()
1295	{	1189	{
1296	unsigned long result = 0;	1190	unsigned long result = 0;
1297
1298	if (target == NULL)
1299	return 0;
1300		1191
1301	/* root dimensions may change from call to call - but Display structure should	1192	/* root dimensions may change from call to call - but Display structure should
1302	* be always up-to-date, so let's use it :	1193	* be always up-to-date, so let's use it :
1303	*/	1194	*/
1304	Window root = target->display->root;
1305	int screen = target->display->screen;	1195	int screen = display->screen;
1306	Display *dpy = target->dpy;	1196	int root_depth = DefaultDepth (dpy, screen);
1307	int root_width = DisplayWidth (dpy, screen);	1197	int root_width = DisplayWidth (dpy, screen);
1308	int root_height = DisplayHeight (dpy, screen);	1198	int root_height = DisplayHeight (dpy, screen);
1309	unsigned int root_pmap_width, root_pmap_height;	1199	unsigned int root_pmap_width, root_pmap_height;
1310	int window_width = target->szHint.width;	1200	int window_width = szHint.width;
1311	int window_height = target->szHint.height;	1201	int window_height = szHint.height;
1312	int sx, sy;	1202	int sx, sy;
1313	XGCValues gcv;	1203	XGCValues gcv;
1314	GC gc;	1204	GC gc;
1315		1205
1316	target->get_window_origin (sx, sy);	1206	sx = target_x;
		1207	sy = target_y;
1317		1208
1318	/* check if we are outside of the visible part of the virtual screen : */	1209	/* check if we are outside of the visible part of the virtual screen : */
1319	if (sx + window_width <= 0 || sy + window_height <= 0	1210	if (sx + window_width <= 0 || sy + window_height <= 0
1320	|| sx >= root_width || sy >= root_height)	1211	|| sx >= root_width || sy >= root_height)
1321	return 0;	1212	return 0;
1322		1213
		1214	// validate root pixmap and get its size
1323	if (root_pixmap != None)	1215	if (root_pixmap != None)
1324	{	1216	{
1325	/* we want to validate the pixmap and get its size at the same time : */	1217	Window wdummy;
1326	int junk;	1218	int idummy;
1327	unsigned int ujunk;	1219	unsigned int udummy;
1328	/* root pixmap may be bad - allow a error */	1220
1329	target->allowedxerror = -1;	1221	allowedxerror = -1;
1330		1222
1331	if (!XGetGeometry (dpy, root_pixmap, &root, &junk, &junk, &root_pmap_width, &root_pmap_height, &ujunk, &ujunk))	1223	if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pmap_width, &root_pmap_height, &udummy, &udummy))
1332	root_pixmap = None;	1224	root_pixmap = None;
1333		1225
1334	target->allowedxerror = 0;	1226	allowedxerror = 0;
		1227	}
		1228
		1229	Pixmap recoded_root_pmap = root_pixmap;
		1230
		1231	if (root_pixmap != None && root_depth != depth)
1335	}	1232	{
		1233	#if XRENDER
		1234	if (bg_flags & BG_HAS_RENDER)
		1235	{
		1236	recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);
1336		1237
		1238	XRenderPictureAttributes pa;
		1239
		1240	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
		1241	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);
		1242
		1243	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
		1244	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);
		1245
		1246	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
		1247
		1248	XRenderFreePicture (dpy, src);
		1249	XRenderFreePicture (dpy, dst);
		1250	}
		1251	else
		1252	#endif
		1253	recoded_root_pmap = None;
		1254	}
		1255
1337	if (root_pixmap == None)	1256	if (recoded_root_pmap == None)
1338	return 0;	1257	return 0;
1339		1258
		1259	if (bg_pixmap == None
		1260	|| bg_pmap_width != window_width
		1261	|| bg_pmap_height != window_height)
		1262	{
		1263	if (bg_pixmap)
		1264	XFreePixmap (dpy, bg_pixmap);
1340	Pixmap tiled_root_pmap = XCreatePixmap (dpy, root, window_width, window_height, root_depth);	1265	bg_pixmap = XCreatePixmap (dpy, vt, window_width, window_height, depth);
1341		1266	bg_pmap_width = window_width;
1342	if (tiled_root_pmap == None) /* something really bad happened - abort */	1267	bg_pmap_height = window_height;
1343	return 0;	1268	}
1344		1269
1345	/* straightforward pixmap copy */	1270	/* straightforward pixmap copy */
		1271	while (sx < 0) sx += root_width;
		1272	while (sy < 0) sy += root_height;
		1273
1346	gcv.tile = root_pixmap;	1274	gcv.tile = recoded_root_pmap;
1347	gcv.fill_style = FillTiled;	1275	gcv.fill_style = FillTiled;
1348
1349	while (sx < 0) sx += (int)root_width;
1350	while (sy < 0) sy += (int)root_height;
1351
1352	gcv.ts_x_origin = -sx;	1276	gcv.ts_x_origin = -sx;
1353	gcv.ts_y_origin = -sy;	1277	gcv.ts_y_origin = -sy;
1354	gc = XCreateGC (dpy, root, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	1278	gc = XCreateGC (dpy, vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
1355		1279
1356	if (gc)	1280	if (gc)
1357	{	1281	{
1358	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);	1282	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);
1359	result |= transpPmapTiled;	1283	result |= BG_IS_VALID | (bg_flags & BG_EFFECTS_FLAGS);
1360	XFreeGC (dpy, gc);	1284	XFreeGC (dpy, gc);
1361	}
1362		1285
1363	if (tiled_root_pmap != None)	1286	if (!(bg_flags & BG_CLIENT_RENDER))
1364	{
1365	if (!need_client_side_rendering ())
1366	{
1367	if (flags & (blurNeeded | blurServerSide))
1368	{	1287	{
1369	if (blur_pixmap (tiled_root_pmap, DefaultVisual (dpy, screen), window_width, window_height))	1288	if ((bg_flags & BG_NEEDS_BLUR)
1370	result |= transpPmapBlurred;	1289	&& (bg_flags & BG_HAS_RENDER_CONV))
1371	}	1290	{
1372	if (flags & (tintNeeded | tintServerSide))	1291	if (blur_pixmap (bg_pixmap, visual, window_width, window_height))
		1292	result &= ~BG_NEEDS_BLUR;
1373	{	1293	}
		1294	if ((bg_flags & BG_NEEDS_TINT)
		1295	&& (bg_flags & (BG_TINT_BITAND | BG_HAS_RENDER)))
		1296	{
1374	if (tint_pixmap (tiled_root_pmap, DefaultVisual (dpy, screen), window_width, window_height))	1297	if (tint_pixmap (bg_pixmap, visual, window_width, window_height))
1375	result |= transpPmapTinted;	1298	result &= ~BG_NEEDS_TINT;
1376	}	1299	}
1377	} /* server side rendering completed */	1300	} /* server side rendering completed */
1378
1379	if (pixmap)
1380	XFreePixmap (dpy, pixmap);
1381
1382	pixmap = tiled_root_pmap;
1383	pmap_width = window_width;
1384	pmap_height = window_height;
1385	pmap_depth = root_depth;
1386	}	1301	}
		1302
		1303	if (recoded_root_pmap != root_pixmap)
		1304	XFreePixmap (dpy, recoded_root_pmap);
1387		1305
1388	return result;	1306	return result;
1389	}	1307	}
1390		1308
		1309	void
		1310	rxvt_term::bg_set_root_pixmap ()
		1311	{
		1312	Pixmap new_root_pixmap = get_pixmap_property (xa[XA_XROOTPMAP_ID]);
		1313	if (new_root_pixmap == None)
		1314	new_root_pixmap = get_pixmap_property (xa[XA_ESETROOT_PMAP_ID]);
		1315
		1316	root_pixmap = new_root_pixmap;
		1317	}
		1318	# endif /* ENABLE_TRANSPARENCY */
		1319
		1320	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
		1321	static void shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c);
		1322	# endif
		1323
1391	bool	1324	bool
1392	bgPixmap_t::set_root_pixmap ()	1325	rxvt_term::bg_render ()
1393	{	1326	{
1394	Pixmap new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);	1327	unsigned long tr_flags = 0;
1395	if (new_root_pixmap == None)
1396	new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);
1397		1328
1398	if (new_root_pixmap != root_pixmap)	1329	bg_invalidate ();
1399	{	1330	# ifdef ENABLE_TRANSPARENCY
1400	root_pixmap = new_root_pixmap;	1331	if (bg_flags & BG_IS_TRANSPARENT)
1401	return true;
1402	}	1332	{
1403		1333	/* we need to re-generate transparency pixmap in that case ! */
		1334	tr_flags = make_transparency_pixmap ();
		1335	if (tr_flags == 0)
1404	return false;	1336	return false;
1405	}	1337	else if (!(tr_flags & BG_EFFECTS_FLAGS))
1406	# endif /* ENABLE_TRANSPARENCY */	1338	bg_flags |= BG_IS_VALID;
1407		1339	}
1408	# ifndef HAVE_AFTERIMAGE
1409	static void ShadeXImage(Visual *visual, XImage *srcImage, int shade, int rm, int gm, int bm);
1410	# endif	1340	# endif
1411		1341
1412	bool	1342	# ifdef BG_IMAGE_FROM_FILE
1413	bgPixmap_t::render ()	1343	if ((bg_flags & BG_IS_FROM_FILE)
1414	{	1344	|| (tr_flags & BG_EFFECTS_FLAGS))
1415	unsigned long background_flags = 0;
1416
1417	if (target == NULL)
1418	return false;
1419
1420	invalidate ();
1421	# ifdef ENABLE_TRANSPARENCY
1422	if (flags & isTransparent)
1423	{	1345	{
1424	/* we need to re-generate transparency pixmap in that case ! */	1346	if (render_image (tr_flags))
1425	background_flags = make_transparency_pixmap ();	1347	bg_flags |= BG_IS_VALID;
1426	if (background_flags == 0)
1427	return false;
1428	else if ((background_flags & transpTransformations) == (flags & transpTransformations)
1429	&& pmap_depth == target->depth)
1430	flags = flags & ~isInvalid;
1431	}	1348	}
1432	# endif	1349	# endif
1433		1350
1434	# ifdef BG_IMAGE_FROM_FILE	1351	# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1435	if (have_image	1352	XImage *result = NULL;
1436	|| (background_flags & transpTransformations) != (flags & transpTransformations))	1353
		1354	if (tr_flags && !(bg_flags & BG_IS_VALID))
		1355	{
		1356	result = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
1437	{	1357	}
1438	if (render_image (background_flags))	1358
1439	flags = flags & ~isInvalid;	1359	if (result)
		1360	{
		1361	/* our own client-side tinting */
		1362	if (tr_flags & BG_NEEDS_TINT)
		1363	{
		1364	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
		1365	if (bg_flags & BG_TINT_SET)
		1366	tint.get (c);
		1367	shade_ximage (DefaultVisual (dpy, display->screen), result, shade, c);
		1368	}
		1369
		1370	GC gc = XCreateGC (dpy, vt, 0UL, NULL);
		1371
		1372	if (gc)
		1373	{
		1374	XPutImage (dpy, bg_pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
		1375
		1376	XFreeGC (dpy, gc);
		1377	bg_flags |= BG_IS_VALID;
		1378	}
		1379
		1380	XDestroyImage (result);
1440	}	1381	}
1441	# endif	1382	# endif
1442		1383
1443	XImage *result = NULL;	1384	if (!(bg_flags & BG_IS_VALID))
1444
1445	if (background_flags && (flags & isInvalid))
1446	{
1447	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1448	}	1385	{
1449
1450	if (result)
1451	{
1452	# if !defined(HAVE_AFTERIMAGE) && !XFT
1453	/* our own client-side tinting */
1454	/* ATTENTION: We ASSUME that XFT will let us do all the tinting necessary server-side.
1455	This may need to be changed in need_client_side_rendering() logic is altered !!! */
1456	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
1457	{
1458	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1459	if (flags & tintSet)
1460	tint.get (c);
1461	ShadeXImage (DefaultVisual (target->dpy, target->display->screen), result, shade, c.r, c.g, c.b);
1462	}
1463	# endif
1464
1465	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);
1466
1467	if (gc)
1468	{
1469	if (/*pmap_depth != target->depth &&*/ pixmap != None)
1470	{
1471	XFreePixmap (target->dpy, pixmap);
1472	pixmap = None;
1473	}
1474
1475	if (pixmap == None)
1476	{
1477	pixmap = XCreatePixmap (target->dpy, target->vt, result->width, result->height, target->depth);
1478	pmap_width = result->width;
1479	pmap_height = result->height;
1480	pmap_depth = target->depth;
1481	}
1482
1483	if (pmap_depth != result->depth)
1484	{
1485	/* Bad Match error will ensue ! stupid X !!!! */
1486	if (result->depth == 24 && pmap_depth == 32)
1487	result->depth = 32;
1488	else if (result->depth == 32 && pmap_depth == 24)
1489	result->depth = 24;
1490	else
1491	{
1492	/* TODO: implement image recoding */
1493	}
1494	}
1495
1496	if (pmap_depth == result->depth)
1497	XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1498
1499	XFreeGC (target->dpy, gc);
1500	flags = flags & ~isInvalid;
1501	}
1502
1503	XDestroyImage (result);
1504	}
1505
1506	if (flags & isInvalid)
1507	{
1508	if (pixmap != None)	1386	if (bg_pixmap != None)
1509	{	1387	{
1510	XFreePixmap (target->dpy, pixmap);	1388	XFreePixmap (dpy, bg_pixmap);
1511	pixmap = None;	1389	bg_pixmap = None;
1512	}	1390	}
1513	}	1391	}
1514		1392
1515	apply ();	1393	scr_recolour (false);
		1394	bg_flags |= BG_NEEDS_REFRESH;
1516		1395
1517	valid_since = ev::now ();	1396	bg_valid_since = ev::now ();
1518		1397
1519	return true;	1398	return true;
1520	}	1399	}
1521		1400
1522	bool
1523	bgPixmap_t::set_target (rxvt_term *new_target)
1524	{
1525	if (new_target)
1526	if (target != new_target)
1527	{
1528	target = new_target;
1529	# ifdef ENABLE_TRANSPARENCY
1530	root_depth = DefaultDepthOfScreen (ScreenOfDisplay (target->dpy, target->display->screen));
1531	# endif
1532	return true;
1533	}
1534
1535	return false;
1536	}
1537
1538	void	1401	void
1539	bgPixmap_t::apply ()	1402	rxvt_term::bg_init ()
1540	{	1403	{
1541	if (target)
1542	{
1543	if (pixmap != None)
1544	{
1545	/* set target's background to pixmap */
1546	# ifdef ENABLE_TRANSPARENCY	1404	#ifdef ENABLE_TRANSPARENCY
1547	if (flags & isTransparent)	1405	shade = 100;
1548	{
1549	XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);
1550	XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);
1551
1552	if (target->scrollBar.win)
1553	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);
1554	}
1555	else
1556	# endif	1406	#endif
1557	{
1558	/* force old pixmap dereference in case it was transparent before :*/
1559	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1560	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1561	/* do we also need to set scrollbar's background here ? */
1562		1407
1563	if (target->scrollBar.win)	1408	bg_flags &= ~(BG_HAS_RENDER | BG_HAS_RENDER_CONV);
1564	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);	1409	#if XRENDER
1565	}	1410	int major, minor;
1566	}	1411	if (XRenderQueryVersion (dpy, &major, &minor))
1567	else	1412	bg_flags |= BG_HAS_RENDER;
1568	{	1413	XFilters *filters = XRenderQueryFilters (dpy, vt);
1569	/* set target background to a pixel */	1414	if (filters)
1570	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1571	XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);
1572	/* do we also need to set scrollbar's background here ? */
1573	if (target->scrollBar.win)
1574	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1575	}
1576
1577	/* don't want Expose on the parent or vt. It is better to use
1578	scr_touch or we get a great deal of flicker otherwise: */
1579	XClearWindow (target->dpy, target->parent[0]);
1580
1581	if (target->scrollBar.state && target->scrollBar.win)
1582	{
1583	target->scrollBar.state = STATE_IDLE;
1584	target->scrollBar.show (0);
1585	}
1586
1587	target->want_refresh = 1;
1588	flags |= hasChanged;
1589	}	1415	{
		1416	for (int i = 0; i < filters->nfilter; i++)
		1417	if (!strcmp (filters->filter[i], FilterConvolution))
		1418	bg_flags |= BG_HAS_RENDER_CONV;
		1419
		1420	XFree (filters);
		1421	}
		1422	#endif
1590	}	1423	}
1591		1424
1592	#endif /* HAVE_BG_PIXMAP */	1425	#endif /* HAVE_BG_PIXMAP */
1593		1426
1594	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) && !XFT	1427	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1595	/* taken from aterm-0.4.2 */	1428	/* taken from aterm-0.4.2 */
1596		1429
1597	static void	1430	static void
1598	ShadeXImage(Visual *visual, XImage *srcImage, int shade, int rm, int gm, int bm)	1431	shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c)
1599	{	1432	{
1600	int sh_r, sh_g, sh_b;	1433	int sh_r, sh_g, sh_b;
1601	uint32_t mask_r, mask_g, mask_b;	1434	uint32_t mask_r, mask_g, mask_b;
1602	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;	1435	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1603	unsigned int lower_lim_r, lower_lim_g, lower_lim_b;	1436	rgba low;
1604	unsigned int upper_lim_r, upper_lim_g, upper_lim_b;	1437	rgba high;
1605	int i;	1438	int i;
1606	int host_byte_order = byteorder.big_endian () ? MSBFirst : LSBFirst;	1439	int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
1607		1440
1608	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return;	1441	if (visual->c_class != TrueColor || ximage->format != ZPixmap) return;
1609		1442
1610	/* for convenience */	1443	/* for convenience */
1611	mask_r = visual->red_mask;	1444	mask_r = visual->red_mask;
1612	mask_g = visual->green_mask;	1445	mask_g = visual->green_mask;
1613	mask_b = visual->blue_mask;	1446	mask_b = visual->blue_mask;
1614		1447
1615	/* boring lookup table pre-initialization */	1448	/* boring lookup table pre-initialization */
1616	switch (srcImage->depth)	1449	switch (ximage->depth)
1617	{	1450	{
1618	case 15:	1451	case 15:
1619	if ((mask_r != 0x7c00) ||	1452	if ((mask_r != 0x7c00) ||
1620	(mask_g != 0x03e0) ||	1453	(mask_g != 0x03e0) ||
1621	(mask_b != 0x001f))	1454	(mask_b != 0x001f))
…		…
1674	/* prepare limits for color transformation (each channel is handled separately) */	1507	/* prepare limits for color transformation (each channel is handled separately) */
1675	if (shade > 100)	1508	if (shade > 100)
1676	{	1509	{
1677	shade = 200 - shade;	1510	shade = 200 - shade;
1678		1511
1679	lower_lim_r = 65535-rm;	1512	high.r = c.r * shade / 100;
1680	lower_lim_g = 65535-gm;	1513	high.g = c.g * shade / 100;
1681	lower_lim_b = 65535-bm;	1514	high.b = c.b * shade / 100;
1682		1515
1683	lower_lim_r = 65535-(unsigned int)(((uint32_t)lower_lim_r)*((uint32_t)shade)/100);	1516	low.r = 65535 * (100 - shade) / 100;
1684	lower_lim_g = 65535-(unsigned int)(((uint32_t)lower_lim_g)*((uint32_t)shade)/100);	1517	low.g = 65535 * (100 - shade) / 100;
1685	lower_lim_b = 65535-(unsigned int)(((uint32_t)lower_lim_b)*((uint32_t)shade)/100);	1518	low.b = 65535 * (100 - shade) / 100;
1686
1687	upper_lim_r = upper_lim_g = upper_lim_b = 65535;
1688	}	1519	}
1689	else	1520	else
1690	{	1521	{
		1522	high.r = c.r * shade / 100;
		1523	high.g = c.g * shade / 100;
		1524	high.b = c.b * shade / 100;
1691		1525
1692	lower_lim_r = lower_lim_g = lower_lim_b = 0;	1526	low.r = low.g = low.b = 0;
1693
1694	upper_lim_r = (unsigned int)((((uint32_t)rm)*((uint32_t)shade))/100);
1695	upper_lim_g = (unsigned int)((((uint32_t)gm)*((uint32_t)shade))/100);
1696	upper_lim_b = (unsigned int)((((uint32_t)bm)*((uint32_t)shade))/100);
1697	}	1527	}
1698		1528
1699	/* fill our lookup tables */	1529	/* fill our lookup tables */
1700	for (i = 0; i <= mask_r>>sh_r; i++)	1530	for (i = 0; i <= mask_r>>sh_r; i++)
1701	{	1531	{
1702	uint32_t tmp;	1532	uint32_t tmp;
1703	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_r-lower_lim_r));	1533	tmp = i * high.r;
1704	tmp += ((uint32_t)(mask_r>>sh_r))*((uint32_t)lower_lim_r);	1534	tmp += (mask_r>>sh_r) * low.r;
1705	lookup_r[i] = (tmp/65535)<<sh_r;	1535	lookup_r[i] = (tmp/65535)<<sh_r;
1706	}	1536	}
1707	for (i = 0; i <= mask_g>>sh_g; i++)	1537	for (i = 0; i <= mask_g>>sh_g; i++)
1708	{	1538	{
1709	uint32_t tmp;	1539	uint32_t tmp;
1710	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_g-lower_lim_g));	1540	tmp = i * high.g;
1711	tmp += ((uint32_t)(mask_g>>sh_g))*((uint32_t)lower_lim_g);	1541	tmp += (mask_g>>sh_g) * low.g;
1712	lookup_g[i] = (tmp/65535)<<sh_g;	1542	lookup_g[i] = (tmp/65535)<<sh_g;
1713	}	1543	}
1714	for (i = 0; i <= mask_b>>sh_b; i++)	1544	for (i = 0; i <= mask_b>>sh_b; i++)
1715	{	1545	{
1716	uint32_t tmp;	1546	uint32_t tmp;
1717	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_b-lower_lim_b));	1547	tmp = i * high.b;
1718	tmp += ((uint32_t)(mask_b>>sh_b))*((uint32_t)lower_lim_b);	1548	tmp += (mask_b>>sh_b) * low.b;
1719	lookup_b[i] = (tmp/65535)<<sh_b;	1549	lookup_b[i] = (tmp/65535)<<sh_b;
1720	}	1550	}
1721		1551
1722	/* apply table to input image (replacing colors by newly calculated ones) */	1552	/* apply table to input image (replacing colors by newly calculated ones) */
1723	if (srcImage->bits_per_pixel == 32	1553	if (ximage->bits_per_pixel == 32
1724	&& (srcImage->depth == 24 || srcImage->depth == 32)	1554	&& (ximage->depth == 24 || ximage->depth == 32)
1725	&& srcImage->byte_order == host_byte_order)	1555	&& ximage->byte_order == host_byte_order)
1726	{	1556	{
1727	uint32_t *p1, *pf, *p, *pl;	1557	uint32_t *p1, *pf, *p, *pl;
1728	p1 = (uint32_t *) srcImage->data;	1558	p1 = (uint32_t *) ximage->data;
1729	pf = (uint32_t *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);	1559	pf = (uint32_t *) (ximage->data + ximage->height * ximage->bytes_per_line);
1730		1560
1731	while (p1 < pf)	1561	while (p1 < pf)
1732	{	1562	{
1733	p = p1;	1563	p = p1;
1734	pl = p1 + srcImage->width;	1564	pl = p1 + ximage->width;
1735	for (; p < pl; p++)	1565	for (; p < pl; p++)
1736	{	1566	{
1737	*p = lookup_r[(*p & 0xff0000) >> 16] |	1567	*p = lookup_r[(*p & 0xff0000) >> 16] |
1738	lookup_g[(*p & 0x00ff00) >> 8] |	1568	lookup_g[(*p & 0x00ff00) >> 8] |
1739	lookup_b[(*p & 0x0000ff)] |	1569	lookup_b[(*p & 0x0000ff)] |
1740	(*p & 0xff000000);	1570	(*p & 0xff000000);
1741	}	1571	}
1742	p1 = (uint32_t *) ((char *) p1 + srcImage->bytes_per_line);	1572	p1 = (uint32_t *) ((char *) p1 + ximage->bytes_per_line);
1743	}	1573	}
1744	}	1574	}
1745	else	1575	else
1746	{	1576	{
1747	for (int y = 0; y < srcImage->height; y++)	1577	for (int y = 0; y < ximage->height; y++)
1748	for (int x = 0; x < srcImage->width; x++)	1578	for (int x = 0; x < ximage->width; x++)
1749	{	1579	{
1750	unsigned long pixel = XGetPixel (srcImage, x, y);	1580	unsigned long pixel = XGetPixel (ximage, x, y);
1751	pixel = lookup_r[(pixel & mask_r) >> sh_r] |	1581	pixel = lookup_r[(pixel & mask_r) >> sh_r] |
1752	lookup_g[(pixel & mask_g) >> sh_g] |	1582	lookup_g[(pixel & mask_g) >> sh_g] |
1753	lookup_b[(pixel & mask_b) >> sh_b];	1583	lookup_b[(pixel & mask_b) >> sh_b];
1754	XPutPixel (srcImage, x, y, pixel);	1584	XPutPixel (ximage, x, y, pixel);
1755	}	1585	}
1756	}	1586	}
1757		1587
1758	free (lookup);	1588	free (lookup);
1759	}	1589	}

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