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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.95 by sf-exg, Fri Oct 22 16:21:05 2010 UTC vs.
Revision 1.158 by sf-exg, Wed Aug 10 07:28:36 2011 UTC

1	/*----------------------------------------------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: background.C - former xpm.C	2	* File: background.C - former xpm.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	*	4	*
5	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
6	* Copyright (c) 2005-2008 Marc Lehmann <pcg@goof.com>	6	* Copyright (c) 2005-2008 Marc Lehmann <schmorp@schmorp.de>
7	* Copyright (c) 2007 Sasha Vasko <sasha@aftercode.net>	7	* Copyright (c) 2007 Sasha Vasko <sasha@aftercode.net>
8	* Copyright (c) 2010 Emanuele Giaquinta <e.giaquinta@glauco.it>	8	* Copyright (c) 2010 Emanuele Giaquinta <e.giaquinta@glauco.it>
9	*	9	*
10	* This program is free software; you can redistribute it and/or modify	10	* This program is free software; you can redistribute it and/or modify
11	* it under the terms of the GNU General Public License as published by	11	* it under the terms of the GNU General Public License as published by
…		…
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
86	* proper aspect ratio for the image. Any portion of the	54	* proper aspect ratio for the image. Any portion of 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 ?
90	* vscale Tile horizontally, scale vertically ?
91	* scale Scale both up and down	57	* scale Scale both up and down
92	* auto Same as 100x100+50+50
93	*/	58	*/
94		59
95	#ifdef HAVE_BG_PIXMAP	60	#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	61	void
121	bgPixmap_t::destroy ()	62	rxvt_term::bg_destroy ()
122	{	63	{
123	#ifdef HAVE_AFTERIMAGE	64	#ifdef HAVE_AFTERIMAGE
124	if (original_asim)	65	if (original_asim)
125	safe_asimage_destroy (original_asim);	66	safe_asimage_destroy (original_asim);
		67	if (asv)
		68	destroy_asvisual (asv, 0);
		69	if (asimman)
		70	destroy_image_manager (asimman, 0);
126	#endif	71	#endif
127		72
128	#ifdef HAVE_PIXBUF	73	#ifdef HAVE_PIXBUF
129	if (pixbuf)	74	if (pixbuf)
130	g_object_unref (pixbuf);	75	g_object_unref (pixbuf);
131	#endif	76	#endif
132		77
133	if (pixmap && target)	78	if (bg_pixmap)
134	XFreePixmap (target->dpy, pixmap);	79	XFreePixmap (dpy, bg_pixmap);
135	}	80	}
136		81
137	bool	82	bool
138	bgPixmap_t::window_size_sensitive ()	83	rxvt_term::bg_set_position (int x, int y)
		84	{
		85
		86	if (target_x != x
		87	|| target_y != y)
		88	{
		89	target_x = x;
		90	target_y = y;
		91	return true;
		92	}
		93	return false;
		94	}
		95
		96	bool
		97	rxvt_term::bg_window_size_sensitive ()
139	{	98	{
140	# ifdef ENABLE_TRANSPARENCY	99	# ifdef ENABLE_TRANSPARENCY
141	if (flags & isTransparent)	100	if (bg_flags & BG_IS_TRANSPARENT)
142	return true;	101	return true;
143	# endif	102	# endif
144		103
145	# ifdef BG_IMAGE_FROM_FILE	104	# ifdef BG_IMAGE_FROM_FILE
146	if (have_image)	105	if (bg_flags & BG_IS_FROM_FILE)
147	{	106	{
148	if (flags & sizeSensitive)	107	if (bg_flags & BG_IS_SIZE_SENSITIVE)
149	return true;	108	return true;
150	}	109	}
151	# endif	110	# endif
152		111
153	return false;	112	return false;
154	}	113	}
155		114
156	bool	115	bool
157	bgPixmap_t::window_position_sensitive ()	116	rxvt_term::bg_window_position_sensitive ()
158	{	117	{
159	# ifdef ENABLE_TRANSPARENCY	118	# ifdef ENABLE_TRANSPARENCY
160	if (flags & isTransparent)	119	if (bg_flags & BG_IS_TRANSPARENT)
161	return true;	120	return true;
162	# endif	121	# endif
163		122
164	# ifdef BG_IMAGE_FROM_FILE	123	# ifdef BG_IMAGE_FROM_FILE
165	if (have_image)	124	if (bg_flags & BG_IS_FROM_FILE)
166	{	125	{
167	if (flags & rootAlign)	126	if (bg_flags & BG_ROOT_ALIGN)
168	return true;	127	return true;
169	}	128	}
170	# endif	129	# endif
171		130
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;	131	return false;
182	}	132	}
183		133
184	# ifdef BG_IMAGE_FROM_FILE	134	# ifdef BG_IMAGE_FROM_FILE
185	static inline bool	135	static inline bool
…		…
248	dst_size = target_size - dst_pos;	198	dst_size = target_size - dst_pos;
249	return src_pos;	199	return src_pos;
250	}	200	}
251		201
252	bool	202	bool
253	bgPixmap_t::set_geometry (const char *geom)	203	rxvt_term::bg_set_geometry (const char *geom, bool update)
254	{	204	{
		205	bool changed = false;
255	int geom_flags = 0, changed = 0;	206	int geom_flags = 0;
256	int x = 0, y = 0;	207	int x = 0, y = 0;
257	unsigned int w = 0, h = 0;	208	unsigned int w = 0, h = 0;
258	unsigned int n;	209	unsigned int n;
259	unsigned long new_flags = (flags & (~geometryFlags));	210	unsigned long new_flags = (bg_flags & (~BG_GEOMETRY_FLAGS));
260	const char *p;	211	const char *ops;
261	# define MAXLEN_GEOM 256 /* could be longer than regular geometry string */
262		212
263	if (geom == NULL)	213	if (geom == NULL)
264	return false;	214	return false;
265		215
266	char str[MAXLEN_GEOM];	216	char str[256];
267		217
268	while (isspace(*geom)) ++geom;
269	if ((p = strchr (geom, ';')) == NULL)
270	p = strchr (geom, '\0');	218	ops = strchr (geom, ':');
271		219	if (ops == NULL)
		220	n = strlen (geom);
		221	else
272	n = (p - geom);	222	n = ops - geom;
273	if (n < MAXLEN_GEOM)
274	{
275	char *ops;
276	new_flags |= geometrySet;
277		223
		224	if (n >= sizeof (str))
		225	return false;
		226
278	memcpy (str, geom, n);	227	memcpy (str, geom, n);
279	str[n] = '\0';	228	str[n] = '\0';
280	if (str[0] == ':')	229	rxvt_strtrim (str);
281	ops = &str[0];	230
282	else if (str[0] != 'x' && str[0] != 'X' && isalpha(str[0]))	231	if (str[0])
283	ops = &str[0];	232	{
284	else	233	/* we have geometry string - let's handle it prior to applying ops */
		234	geom_flags = XParseGeometry (str, &x, &y, &w, &h);
		235	} /* done parsing geometry string */
		236
		237	if (!update)
		238	{
		239	if (!(geom_flags & XValue))
		240	x = y = defaultAlign;
		241	else if (!(geom_flags & YValue))
		242	y = x;
		243
		244	if (!(geom_flags & (WidthValue|HeightValue)))
		245	w = h = defaultScale;
		246	else if (!(geom_flags & HeightValue))
		247	h = w;
		248	else if (!(geom_flags & WidthValue))
		249	w = h;
		250
		251	geom_flags |= WidthValue|HeightValue|XValue|YValue;
		252	}
		253
		254	if (ops)
		255	{
		256	char **arr = rxvt_strsplit (':', ops + 1);
		257
		258	for (int i = 0; arr[i]; i++)
285	{	259	{
286	char *tmp;	260	if (!strcasecmp (arr[i], "tile"))
287	ops = strchr (str, ':');
288	if (ops != NULL)
289	{	261	{
290	for (tmp = ops-1; tmp >= str && isspace(*tmp); --tmp);	262	new_flags |= BG_TILE;
291	*(++tmp) = '\0';	263	w = h = noScale;
292	if (ops == tmp) ++ops;	264	geom_flags |= WidthValue|HeightValue;
293	}	265	}
294	}	266	else if (!strcasecmp (arr[i], "propscale"))
295
296	if (ops > str || ops == NULL)
297	{
298	/* we have geometry string - let's handle it prior to applying ops */
299	geom_flags = XParseGeometry (str, &x, &y, &w, &h);
300
301	if ((geom_flags & XValue) && !(geom_flags & YValue))
302	{	267	{
303	y = x;	268	new_flags |= BG_PROP_SCALE;
304	geom_flags |= YValue;
305	}	269	}
306		270	else if (!strcasecmp (arr[i], "scale"))
307	if (flags & geometrySet)
308	{	271	{
309	/* new geometry is an adjustment to the old one ! */	272	if (h == 0) h = windowScale;
		273	if (w == 0) w = windowScale;
		274
310	if ((geom_flags & WidthValue) && (geom_flags & HeightValue))	275	geom_flags |= WidthValue|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	}	276	}
332	else /* setting up geometry from scratch */	277	else if (!strcasecmp (arr[i], "root"))
333	{	278	{
334	if (!(geom_flags & XValue))	279	new_flags |= BG_TILE|BG_ROOT_ALIGN;
335	{	280	w = h = noScale;
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)	281	geom_flags |= WidthValue|HeightValue;
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	}	282	}
355	} /* done parsing geometry string */
356	else if (!(flags & geometrySet))
357	{
358	/* default geometry - scaled and centered */
359	x = y = defaultAlign;
360	w = h = defaultScale;
361	}
362
363	if (!(flags & geometrySet))
364	geom_flags |= WidthValue|HeightValue|XValue|YValue;
365
366	if (ops)
367	{
368	while (*ops)
369	{
370	while (*ops == ':' || isspace(*ops)) ++ops;
371
372	# define CHECK_GEOM_OPS(op_str) (strncasecmp (ops, (op_str), sizeof (op_str) - 1) == 0)
373	if (CHECK_GEOM_OPS ("tile"))
374	{
375	w = h = noScale;
376	geom_flags |= WidthValue|HeightValue;
377	}
378	else if (CHECK_GEOM_OPS ("propscale"))
379	{
380	new_flags |= propScale;
381	}
382	else if (CHECK_GEOM_OPS ("hscale"))
383	{
384	if (w == 0) w = windowScale;
385
386	h = noScale;
387	geom_flags |= WidthValue|HeightValue;
388	}
389	else if (CHECK_GEOM_OPS ("vscale"))
390	{
391	if (h == 0) h = windowScale;
392
393	w = noScale;
394	geom_flags |= WidthValue|HeightValue;
395	}
396	else if (CHECK_GEOM_OPS ("scale"))
397	{
398	if (h == 0) h = windowScale;
399	if (w == 0) w = windowScale;
400
401	geom_flags |= WidthValue|HeightValue;
402	}
403	else if (CHECK_GEOM_OPS ("auto"))
404	{
405	w = h = windowScale;
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;
413	geom_flags |= WidthValue|HeightValue;
414	}
415	# undef CHECK_GEOM_OPS
416
417	while (*ops != ':' && *ops != '\0') ++ops;
418	} /* done parsing ops */	283	} /* done parsing ops */
419	}
420		284
		285	rxvt_free_strsplit (arr);
		286	}
		287
421	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) ++changed;	288	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;	289	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;	290	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;	291	if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
425	}
426		292
427	if (new_flags != flags)	293	if (new_flags != bg_flags)
428	{	294	{
429	flags = new_flags;	295	bg_flags = new_flags;
430	changed++;	296	changed = true;
431	}	297	}
432		298
433	//fprintf (stderr, "flags = %lX, scale = %ux%u, align=%+d%+d\n",
434	// flags, h_scale, v_scale, h_align, v_align);
435	return (changed > 0);	299	return changed;
436	}	300	}
437		301
438	void	302	void
439	bgPixmap_t::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)	303	rxvt_term::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
440	{	304	{
441	int target_width = target->szHint.width;	305	int target_width = szHint.width;
442	int target_height = target->szHint.height;	306	int target_height = szHint.height;
443		307
444	if (flags & propScale)	308	if (bg_flags & BG_PROP_SCALE)
445	{	309	{
446	float scale = (float)target_width / image_width;	310	float scale = (float)target_width / image_width;
447	min_it (scale, (float)target_height / image_height);	311	min_it (scale, (float)target_height / image_height);
448	w = image_width * scale + 0.5;	312	w = image_width * scale + 0.5;
449	h = image_height * scale + 0.5;	313	h = image_height * scale + 0.5;
…		…
455	}	319	}
456		320
457	if (!w) w = image_width;	321	if (!w) w = image_width;
458	if (!h) h = image_height;	322	if (!h) h = image_height;
459		323
460	if (flags & rootAlign)	324	if (bg_flags & BG_ROOT_ALIGN)
461	{	325	{
462	target->get_window_origin (x, y);
463	x = -x;	326	x = -target_x;
464	y = -y;	327	y = -target_y;
465	}	328	}
466	else	329	else
467	{	330	{
468	x = make_align_position (h_align, target_width, w);	331	x = make_align_position (h_align, target_width, w);
469	y = make_align_position (v_align, target_height, h);	332	y = make_align_position (v_align, target_height, h);
470	}	333	}
471		334
472	flags &= ~sizeSensitive;	335	bg_flags &= ~BG_IS_SIZE_SENSITIVE;
473	if ((flags & propScale) || h_scale || v_scale	336	if (!(bg_flags & BG_TILE)
		337	|| (bg_flags & BG_PROP_SCALE) || h_scale || v_scale
474	|| (!(flags & rootAlign) && (h_align || v_align))	338	|| (!(bg_flags & BG_ROOT_ALIGN) && (h_align || v_align))
475	|| w > target_width || h > target_height)	339	|| w > target_width || h > target_height)
476	flags |= sizeSensitive;	340	bg_flags |= BG_IS_SIZE_SENSITIVE;
477	}	341	}
478		342
479	# ifdef HAVE_AFTERIMAGE	343	# ifdef HAVE_AFTERIMAGE
480	bool	344	bool
481	bgPixmap_t::render_image (unsigned long background_flags)	345	rxvt_term::render_image (unsigned long tr_flags)
482	{	346	{
483	if (target == NULL)
484	return false;
485
486	target->init_asv ();	347	init_asv ();
487		348
488	ASImage *background = NULL;	349	ASImage *background = NULL;
489	ARGB32 background_tint = TINT_LEAVE_SAME;	350	ARGB32 background_tint = TINT_LEAVE_SAME;
490		351
491	# ifdef ENABLE_TRANSPARENCY	352	# ifdef ENABLE_TRANSPARENCY
492	if (background_flags)	353	if (tr_flags)
493	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);	354	background = pixmap2ximage (asv, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, 100);
494		355
495	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	356	if (tr_flags & BG_NEEDS_TINT)
496	{	357	{
497	ShadingInfo as_shade;	358	ShadingInfo as_shade;
498	as_shade.shading = shade;	359	as_shade.shading = shade;
499		360
500	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	361	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
501	if (flags & tintSet)	362	if (bg_flags & BG_TINT_SET)
502	tint.get (c);	363	tint.get (c);
503	as_shade.tintColor.red = c.r;	364	as_shade.tintColor.red = c.r;
504	as_shade.tintColor.green = c.g;	365	as_shade.tintColor.green = c.g;
505	as_shade.tintColor.blue = c.b;	366	as_shade.tintColor.blue = c.b;
506		367
507	background_tint = shading2tint32 (&as_shade);	368	background_tint = shading2tint32 (&as_shade);
508	}	369	}
509		370
510	if (!(background_flags & transpPmapBlurred) && (flags & blurNeeded) && background != NULL)	371	if ((tr_flags & BG_NEEDS_BLUR) && background != NULL)
511	{	372	{
512	ASImage *tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,	373	ASImage *tmp = blur_asimage_gauss (asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
513	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,	374	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,
514	100, ASIMAGE_QUALITY_DEFAULT);	375	100, ASIMAGE_QUALITY_DEFAULT);
515	if (tmp)	376	if (tmp)
516	{	377	{
517	destroy_asimage (&background);	378	destroy_asimage (&background);
…		…
520	}	381	}
521	# endif	382	# endif
522		383
523	ASImage *result = 0;	384	ASImage *result = 0;
524		385
525	int target_width = target->szHint.width;	386	int target_width = szHint.width;
526	int target_height = target->szHint.height;	387	int target_height = szHint.height;
527	int new_pmap_width = target_width;	388	int new_pmap_width = target_width;
528	int new_pmap_height = target_height;	389	int new_pmap_height = target_height;
529		390
530	int x = 0;	391	int x = 0;
531	int y = 0;	392	int y = 0;
…		…
534		395
535	if (original_asim)	396	if (original_asim)
536	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);	397	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
537		398
538	if (!original_asim	399	if (!original_asim
539	|| (!(flags & rootAlign)	400	|| (!(bg_flags & BG_ROOT_ALIGN)
540	&& (x >= target_width	401	&& (x >= target_width
541	|| y >= target_height	402	|| y >= target_height
542	|| (x + w <= 0)	403	|| (x + w <= 0)
543	|| (y + h <= 0))))	404	|| (y + h <= 0))))
544	{	405	{
…		…
548	new_pmap_height = background->height;	409	new_pmap_height = background->height;
549	result = background;	410	result = background;
550		411
551	if (background_tint != TINT_LEAVE_SAME)	412	if (background_tint != TINT_LEAVE_SAME)
552	{	413	{
553	ASImage *tmp = tile_asimage (target->asv, background, 0, 0,	414	ASImage *tmp = tile_asimage (asv, background, 0, 0,
554	target_width, target_height, background_tint,	415	target_width, target_height, background_tint,
555	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);	416	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
556	if (tmp)	417	if (tmp)
557	result = tmp;	418	result = tmp;
558	}	419	}
…		…
565	result = original_asim;	426	result = original_asim;
566		427
567	if ((w != original_asim->width)	428	if ((w != original_asim->width)
568	|| (h != original_asim->height))	429	|| (h != original_asim->height))
569	{	430	{
570	result = scale_asimage (target->asv, original_asim,	431	result = scale_asimage (asv, original_asim,
571	w, h,	432	w, h,
572	background ? ASA_ASImage : ASA_XImage,	433	background ? ASA_ASImage : ASA_XImage,
573	100, ASIMAGE_QUALITY_DEFAULT);	434	100, ASIMAGE_QUALITY_DEFAULT);
574	}	435	}
575		436
576	if (background == NULL)	437	if (background == NULL)
577	{	438	{
578	if (h_scale == 0 || v_scale == 0)	439	if (bg_flags & BG_TILE)
579	{	440	{
580	/* if tiling - pixmap has to be sized exactly as the image,	441	/* if tiling - pixmap has to be sized exactly as the image,
581	but there is no need to make it bigger than the window! */	442	but there is no need to make it bigger than the window! */
582	new_pmap_width = min (result->width, target_width);	443	new_pmap_width = min (result->width, target_width);
583	new_pmap_height = min (result->height, target_height);	444	new_pmap_height = min (result->height, target_height);
584		445
585	/* we also need to tile our image in both directions */	446	/* we also need to tile our image in both directions */
586	ASImage *tmp = tile_asimage (target->asv, result,	447	ASImage *tmp = tile_asimage (asv, result,
587	(int)result->width - x,	448	(int)result->width - x,
588	(int)result->height - y,	449	(int)result->height - y,
589	new_pmap_width,	450	new_pmap_width,
590	new_pmap_height,	451	new_pmap_height,
591	TINT_LEAVE_SAME, ASA_XImage,	452	TINT_LEAVE_SAME, ASA_XImage,
…		…
608	layers[0].clip_width = target_width;	469	layers[0].clip_width = target_width;
609	layers[0].clip_height = target_height;	470	layers[0].clip_height = target_height;
610	layers[0].tint = background_tint;	471	layers[0].tint = background_tint;
611	layers[1].im = result;	472	layers[1].im = result;
612		473
613	if (h_scale == 0 || v_scale == 0)	474	if (bg_flags & BG_TILE)
614	{	475	{
615	/* tile horizontally */	476	/* tile horizontally */
616	while (x > 0) x -= (int)result->width;	477	while (x > 0) x -= (int)result->width;
617	layers[1].dst_x = x;	478	layers[1].dst_x = x;
618	layers[1].clip_width = result->width+target_width;	479	layers[1].clip_width = result->width+target_width;
…		…
622	/* clip horizontally */	483	/* clip horizontally */
623	layers[1].dst_x = x;	484	layers[1].dst_x = x;
624	layers[1].clip_width = result->width;	485	layers[1].clip_width = result->width;
625	}	486	}
626		487
627	if (h_scale == 0 || v_scale == 0)	488	if (bg_flags & BG_TILE)
628	{	489	{
629	while (y > 0) y -= (int)result->height;	490	while (y > 0) y -= (int)result->height;
630	layers[1].dst_y = y;	491	layers[1].dst_y = y;
631	layers[1].clip_height = result->height + target_height;	492	layers[1].clip_height = result->height + target_height;
632	}	493	}
…		…
634	{	495	{
635	layers[1].dst_y = y;	496	layers[1].dst_y = y;
636	layers[1].clip_height = result->height;	497	layers[1].clip_height = result->height;
637	}	498	}
638		499
639	if (target->rs[Rs_blendtype])	500	if (rs[Rs_blendtype])
640	{	501	{
641	layers[1].merge_scanlines = blend_scanlines_name2func (target->rs[Rs_blendtype]);	502	layers[1].merge_scanlines = blend_scanlines_name2func (rs[Rs_blendtype]);
642	if (layers[1].merge_scanlines == NULL)	503	if (layers[1].merge_scanlines == NULL)
643	layers[1].merge_scanlines = alphablend_scanlines;	504	layers[1].merge_scanlines = alphablend_scanlines;
644	}	505	}
645		506
646	ASImage *tmp = merge_layers (target->asv, layers, 2, target_width, target_height,	507	ASImage *tmp = merge_layers (asv, layers, 2, target_width, target_height,
647	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);	508	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
648		509
649	if (tmp)	510	if (tmp)
650	{	511	{
651	if (result != original_asim)	512	if (result != original_asim)
…		…
663	if (result)	524	if (result)
664	{	525	{
665	XGCValues gcv;	526	XGCValues gcv;
666	GC gc;	527	GC gc;
667		528
668	if (pixmap)
669	{
670	if (pmap_width != new_pmap_width
671	|| pmap_height != new_pmap_height
672	|| pmap_depth != target->depth)
673	{
674	XFreePixmap (target->dpy, pixmap);
675	pixmap = None;
676	}
677	}
678
679	/* create Pixmap */	529	/* create Pixmap */
680	if (pixmap == None)	530	if (bg_pixmap == None
		531	|| bg_pmap_width != new_pmap_width
		532	|| bg_pmap_height != new_pmap_height)
681	{	533	{
		534	if (bg_pixmap)
		535	XFreePixmap (dpy, bg_pixmap);
682	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);	536	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
683	pmap_width = new_pmap_width;	537	bg_pmap_width = new_pmap_width;
684	pmap_height = new_pmap_height;	538	bg_pmap_height = new_pmap_height;
685	pmap_depth = target->depth;
686	}	539	}
687	/* fill with background color (if result's not completely overlapping it) */	540	/* fill with background color (if result's not completely overlapping it) */
688	gcv.foreground = target->pix_colors[Color_bg];	541	gcv.foreground = pix_colors[Color_bg];
689	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);	542	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
690		543
691	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;	544	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
692	int dst_width = result->width, dst_height = result->height;	545	int dst_width = result->width, dst_height = result->height;
693	if (background == NULL)	546	if (background == NULL)
694	{	547	{
695	if (!(h_scale == 0 || v_scale == 0))	548	if (!(bg_flags & BG_TILE))
696	{	549	{
697	src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );	550	src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );
698	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);	551	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
699	}	552	}
700		553
701	if (dst_x > 0 || dst_y > 0	554	if (dst_x > 0 || dst_y > 0
702	|| dst_x + dst_width < new_pmap_width	555	|| dst_x + dst_width < new_pmap_width
703	|| dst_y + dst_height < new_pmap_height)	556	|| dst_y + dst_height < new_pmap_height)
704	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	557	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
705	}	558	}
706		559
707	/* put result on pixmap */	560	/* put result on pixmap */
708	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	561	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
709	asimage2drawable (target->asv, pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);	562	asimage2drawable (asv, bg_pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);
710		563
711	if (result != background && result != original_asim)	564	if (result != background && result != original_asim)
712	destroy_asimage (&result);	565	destroy_asimage (&result);
713		566
714	XFreeGC (target->dpy, gc);	567	XFreeGC (dpy, gc);
715		568
716	ret = true;	569	ret = true;
717	}	570	}
718		571
719	if (background)	572	if (background)
…		…
723	}	576	}
724	# endif /* HAVE_AFTERIMAGE */	577	# endif /* HAVE_AFTERIMAGE */
725		578
726	# ifdef HAVE_PIXBUF	579	# ifdef HAVE_PIXBUF
727	bool	580	bool
728	bgPixmap_t::render_image (unsigned long background_flags)	581	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
		582	int src_x, int src_y, int dst_x, int dst_y,
		583	unsigned int width, unsigned int height)
729	{	584	{
730	if (target == NULL)	585	XImage *ximage;
		586	char *data, *line;
		587	int bytes_per_pixel;
		588	int width_r, width_g, width_b;
		589	int sh_r, sh_g, sh_b;
		590	int rowstride;
		591	int channels;
		592	unsigned char *row;
		593
		594	if (visual->c_class != TrueColor)
731	return false;	595	return false;
732		596
		597	if (depth == 24 || depth == 32)
		598	bytes_per_pixel = 4;
		599	else if (depth == 15 || depth == 16)
		600	bytes_per_pixel = 2;
		601	else
		602	return false;
		603
		604	width_r = ecb_popcount32 (visual->red_mask);
		605	width_g = ecb_popcount32 (visual->green_mask);
		606	width_b = ecb_popcount32 (visual->blue_mask);
		607
		608	if (width_r > 8 || width_g > 8 || width_b > 8)
		609	return false;
		610
		611	sh_r = ecb_ctz32 (visual->red_mask);
		612	sh_g = ecb_ctz32 (visual->green_mask);
		613	sh_b = ecb_ctz32 (visual->blue_mask);
		614
		615	if (width > INT_MAX / height / bytes_per_pixel)
		616	return false;
		617
		618	data = (char *)malloc (width * height * bytes_per_pixel);
		619	if (!data)
		620	return false;
		621
		622	ximage = XCreateImage (dpy, visual, depth, ZPixmap, 0, data,
		623	width, height, bytes_per_pixel * 8, 0);
		624	if (!ximage)
		625	{
		626	free (data);
		627	return false;
		628	}
		629
		630	ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
		631
		632	rowstride = gdk_pixbuf_get_rowstride (pixbuf);
		633	channels = gdk_pixbuf_get_n_channels (pixbuf);
		634	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
		635	line = data;
		636
		637	for (int y = 0; y < height; y++)
		638	{
		639	for (int x = 0; x < width; x++)
		640	{
		641	unsigned char *pixel = row + x * channels;
		642	uint32_t value;
		643
		644	value = ((pixel[0] >> (8 - width_r)) << sh_r)
		645	| ((pixel[1] >> (8 - width_g)) << sh_g)
		646	| ((pixel[2] >> (8 - width_b)) << sh_b);
		647
		648	if (bytes_per_pixel == 4)
		649	((uint32_t *)line)[x] = value;
		650	else
		651	((uint16_t *)line)[x] = value;
		652	}
		653
		654	row += rowstride;
		655	line += ximage->bytes_per_line;
		656	}
		657
		658	XPutImage (dpy, pixmap, gc, ximage, 0, 0, dst_x, dst_y, width, height);
		659	XDestroyImage (ximage);
		660	return true;
		661	}
		662
		663	bool
		664	rxvt_term::render_image (unsigned long tr_flags)
		665	{
733	if (!pixbuf)	666	if (!pixbuf)
734	return false;	667	return false;
735		668
736	#if !XFT	669	if (tr_flags
737	if (background_flags)	670	&& !(bg_flags & BG_HAS_RENDER))
738	return false;	671	return false;
739	#endif
740		672
741	GdkPixbuf *result;	673	GdkPixbuf *result;
742		674
743	int image_width = gdk_pixbuf_get_width (pixbuf);	675	int image_width = gdk_pixbuf_get_width (pixbuf);
744	int image_height = gdk_pixbuf_get_height (pixbuf);	676	int image_height = gdk_pixbuf_get_height (pixbuf);
745		677
746	int target_width = target->szHint.width;	678	int target_width = szHint.width;
747	int target_height = target->szHint.height;	679	int target_height = szHint.height;
748	int new_pmap_width = target_width;	680	int new_pmap_width = target_width;
749	int new_pmap_height = target_height;	681	int new_pmap_height = target_height;
750		682
751	int x = 0;	683	int x = 0;
752	int y = 0;	684	int y = 0;
753	int w = 0;	685	int w = 0;
754	int h = 0;	686	int h = 0;
755		687
756	get_image_geometry (image_width, image_height, w, h, x, y);	688	get_image_geometry (image_width, image_height, w, h, x, y);
757		689
758	if (!(flags & rootAlign)	690	if (!(bg_flags & BG_ROOT_ALIGN)
759	&& (x >= target_width	691	&& (x >= target_width
760	|| y >= target_height	692	|| y >= target_height
761	|| (x + w <= 0)	693	|| (x + w <= 0)
762	|| (y + h <= 0)))	694	|| (y + h <= 0)))
763	return false;	695	return false;
…		…
770	result = gdk_pixbuf_scale_simple (pixbuf,	702	result = gdk_pixbuf_scale_simple (pixbuf,
771	w, h,	703	w, h,
772	GDK_INTERP_BILINEAR);	704	GDK_INTERP_BILINEAR);
773	}	705	}
774		706
		707	if (!result)
		708	return false;
		709
775	bool ret = false;	710	bool ret = false;
776		711
777	if (result)
778	{
779	XGCValues gcv;	712	XGCValues gcv;
780	GC gc;	713	GC gc;
781	Pixmap root_pmap;	714	Pixmap root_pmap;
782		715
783	image_width = gdk_pixbuf_get_width (result);	716	image_width = gdk_pixbuf_get_width (result);
784	image_height = gdk_pixbuf_get_height (result);	717	image_height = gdk_pixbuf_get_height (result);
785		718
786	if (background_flags)	719	if (tr_flags)
787	{	720	{
788	root_pmap = pixmap;	721	root_pmap = bg_pixmap;
789	pixmap = None;	722	bg_pixmap = None;
		723	}
		724	else
		725	{
		726	if (bg_flags & BG_TILE)
790	}	727	{
791	else
792	{
793	if (h_scale == 0 || v_scale == 0)
794	{
795	new_pmap_width = min (image_width, target_width);	728	new_pmap_width = min (image_width, target_width);
796	new_pmap_height = min (image_height, target_height);	729	new_pmap_height = min (image_height, target_height);
797	}	730	}
798	}	731	}
799		732
		733	if (bg_pixmap == None
		734	|| bg_pmap_width != new_pmap_width
		735	|| bg_pmap_height != new_pmap_height)
		736	{
800	if (pixmap)	737	if (bg_pixmap)
801	{
802	if (pmap_width != new_pmap_width
803	|| pmap_height != new_pmap_height
804	|| pmap_depth != target->depth)
805	{
806	XFreePixmap (target->dpy, pixmap);	738	XFreePixmap (dpy, bg_pixmap);
807	pixmap = None;
808	}
809	}
810
811	if (pixmap == None)
812	{
813	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);	739	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
814	pmap_width = new_pmap_width;	740	bg_pmap_width = new_pmap_width;
815	pmap_height = new_pmap_height;	741	bg_pmap_height = new_pmap_height;
816	pmap_depth = target->depth;	742	}
		743
		744	gcv.foreground = pix_colors[Color_bg];
		745	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
		746
		747	if (gc)
		748	{
		749	if (bg_flags & BG_TILE)
817	}	750	{
818
819	gcv.foreground = target->pix_colors[Color_bg];
820	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
821
822	if (h_scale == 0 || v_scale == 0)
823	{
824	Pixmap tile = XCreatePixmap (target->dpy, target->vt, image_width, image_height, target->depth);	751	Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth);
825	gdk_pixbuf_xlib_render_to_drawable (result, tile, gc,	752	pixbuf_to_pixmap (result, tile, gc,
826	0, 0,	753	0, 0,
827	0, 0,	754	0, 0,
828	image_width, image_height,	755	image_width, image_height);
829	XLIB_RGB_DITHER_NONE,
830	0, 0);
831		756
832	gcv.tile = tile;	757	gcv.tile = tile;
833	gcv.fill_style = FillTiled;	758	gcv.fill_style = FillTiled;
834	gcv.ts_x_origin = x;	759	gcv.ts_x_origin = x;
835	gcv.ts_y_origin = y;	760	gcv.ts_y_origin = y;
836	XChangeGC (target->dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	761	XChangeGC (dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
837		762
838	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	763	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
839	XFreePixmap (target->dpy, tile);	764	XFreePixmap (dpy, tile);
840	}	765	}
841	else	766	else
842	{	767	{
843	int src_x, src_y, dst_x, dst_y;	768	int src_x, src_y, dst_x, dst_y;
844	int dst_width, dst_height;	769	int dst_width, dst_height;
…		…
847	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);	772	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);
848		773
849	if (dst_x > 0 || dst_y > 0	774	if (dst_x > 0 || dst_y > 0
850	|| dst_x + dst_width < new_pmap_width	775	|| dst_x + dst_width < new_pmap_width
851	|| dst_y + dst_height < new_pmap_height)	776	|| dst_y + dst_height < new_pmap_height)
852	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	777	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
853		778
854	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	779	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
855	gdk_pixbuf_xlib_render_to_drawable (result, pixmap, gc,	780	pixbuf_to_pixmap (result, bg_pixmap, gc,
856	src_x, src_y,	781	src_x, src_y,
857	dst_x, dst_y,	782	dst_x, dst_y,
858	dst_width, dst_height,	783	dst_width, dst_height);
859	XLIB_RGB_DITHER_NONE,
860	0, 0);
861	}
862
863	#if XFT
864	if (background_flags)
865	{	784	}
866	Display *dpy = target->dpy;	785
		786	#if XRENDER
		787	if (tr_flags)
		788	{
867	XRenderPictureAttributes pa;	789	XRenderPictureAttributes pa;
868		790
869	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, target->display->screen));	791	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, visual);
870	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);	792	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);
871		793
872	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);	794	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
873	Picture dst = XRenderCreatePicture (dpy, pixmap, dst_format, 0, &pa);	795	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, dst_format, 0, &pa);
874		796
875	pa.repeat = True;	797	pa.repeat = True;
876	Pixmap mask_pmap = XCreatePixmap (dpy, target->vt, 1, 1, 8);	798	Pixmap mask_pmap = XCreatePixmap (dpy, vt, 1, 1, 8);
877	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);	799	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
878	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);	800	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
879	XFreePixmap (dpy, mask_pmap);	801	XFreePixmap (dpy, mask_pmap);
880		802
881	if (src && dst && mask)
882	{
883	XRenderColor mask_c;	803	XRenderColor mask_c;
884		804
885	mask_c.alpha = 0x8000;	805	mask_c.alpha = 0x8000;
886	mask_c.red = 0;	806	mask_c.red = 0;
887	mask_c.green = 0;	807	mask_c.green = 0;
888	mask_c.blue = 0;	808	mask_c.blue = 0;
889	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);	809	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
890	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);	810	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
891	}
892		811
893	XRenderFreePicture (dpy, src);	812	XRenderFreePicture (dpy, src);
894	XRenderFreePicture (dpy, dst);	813	XRenderFreePicture (dpy, dst);
895	XRenderFreePicture (dpy, mask);	814	XRenderFreePicture (dpy, mask);
896
897	XFreePixmap (dpy, root_pmap);
898	}	815	}
899	#endif	816	#endif
900		817
901	if (result != pixbuf)
902	g_object_unref (result);
903
904	XFreeGC (target->dpy, gc);	818	XFreeGC (dpy, gc);
905		819
906	ret = true;	820	ret = true;
907	}	821	}
908		822
		823	if (result != pixbuf)
		824	g_object_unref (result);
		825
		826	if (tr_flags)
		827	XFreePixmap (dpy, root_pmap);
		828
909	return ret;	829	return ret;
910	}	830	}
911	# endif /* HAVE_PIXBUF */	831	# endif /* HAVE_PIXBUF */
912		832
913	bool	833	bool
914	bgPixmap_t::set_file (const char *file)	834	rxvt_term::bg_set_file (const char *file)
915	{	835	{
916	assert (file);	836	if (!file || !*file)
		837	return false;
917		838
918	if (*file)
919	{
920	if (const char *p = strchr (file, ';'))	839	if (const char *p = strchr (file, ';'))
921	{	840	{
922	size_t len = p - file;	841	size_t len = p - file;
923	char *f = rxvt_temp_buf<char> (len + 1);	842	char *f = rxvt_temp_buf<char> (len + 1);
924	memcpy (f, file, len);	843	memcpy (f, file, len);
925	f[len] = '\0';	844	f[len] = '\0';
926	file = f;	845	file = f;
927	}	846	}
928		847
929	# ifdef HAVE_AFTERIMAGE	848	# ifdef HAVE_AFTERIMAGE
930	if (!target->asimman)	849	if (!asimman)
931	target->asimman = create_generic_imageman (target->rs[Rs_path]);	850	asimman = create_generic_imageman (rs[Rs_path]);
932	ASImage *image = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);	851	ASImage *image = get_asimage (asimman, file, 0xFFFFFFFF, 100);
933	if (image)	852	if (image)
934	{	853	{
935	if (original_asim)	854	if (original_asim)
936	safe_asimage_destroy (original_asim);	855	safe_asimage_destroy (original_asim);
937	original_asim = image;	856	original_asim = image;
938	have_image = true;	857	bg_flags |= BG_IS_FROM_FILE | BG_CLIENT_RENDER;
939	return true;	858	return true;
940	}	859	}
941	# endif	860	# endif
942		861
943	# ifdef HAVE_PIXBUF	862	# ifdef HAVE_PIXBUF
944	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);	863	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
945	if (image)	864	if (image)
946	{	865	{
947	if (pixbuf)	866	if (pixbuf)
948	g_object_unref (pixbuf);	867	g_object_unref (pixbuf);
949	pixbuf = image;	868	pixbuf = image;
950	have_image = true;	869	bg_flags |= BG_IS_FROM_FILE;
951	return true;	870	return true;
952	}	871	}
953	# endif	872	# endif
954	}
955		873
956	return false;	874	return false;
957	}	875	}
958		876
959	# endif /* BG_IMAGE_FROM_FILE */	877	# endif /* BG_IMAGE_FROM_FILE */
960		878
961	# ifdef ENABLE_TRANSPARENCY	879	# ifdef ENABLE_TRANSPARENCY
962	bool	880	bool
963	bgPixmap_t::set_transparent ()	881	rxvt_term::bg_set_transparent ()
964	{	882	{
965	if (!(flags & isTransparent))	883	if (!(bg_flags & BG_IS_TRANSPARENT))
966	{	884	{
967	flags |= isTransparent;	885	bg_flags |= BG_IS_TRANSPARENT;
968	return true;	886	return true;
969	}	887	}
970		888
971	return false;	889	return false;
972	}	890	}
973		891
974	bool	892	bool
975	bgPixmap_t::set_blur_radius (const char *geom)	893	rxvt_term::bg_set_blur (const char *geom)
976	{	894	{
977	int changed = 0;	895	bool changed = false;
978	unsigned int hr, vr;	896	unsigned int hr, vr;
979	int junk;	897	int junk;
980	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);	898	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
981		899
982	if (!(geom_flags & WidthValue))	900	if (!(geom_flags & WidthValue))
…		…
987	min_it (hr, 128);	905	min_it (hr, 128);
988	min_it (vr, 128);	906	min_it (vr, 128);
989		907
990	if (h_blurRadius != hr)	908	if (h_blurRadius != hr)
991	{	909	{
992	++changed;	910	changed = true;
993	h_blurRadius = hr;	911	h_blurRadius = hr;
994	}	912	}
995		913
996	if (v_blurRadius != vr)	914	if (v_blurRadius != vr)
997	{	915	{
998	++changed;	916	changed = true;
999	v_blurRadius = vr;	917	v_blurRadius = vr;
1000	}	918	}
1001		919
1002	if (v_blurRadius == 0 && h_blurRadius == 0)	920	if (v_blurRadius == 0 && h_blurRadius == 0)
1003	flags &= ~blurNeeded;	921	bg_flags &= ~BG_NEEDS_BLUR;
1004	else	922	else
1005	flags |= blurNeeded;	923	bg_flags |= BG_NEEDS_BLUR;
1006		924
1007	#if XFT
1008	XFilters *filters = XRenderQueryFilters (target->dpy, target->display->root);
1009	if (filters)
1010	{
1011	for (int i = 0; i < filters->nfilter; i++)
1012	if (!strcmp (filters->filter[i], FilterConvolution))
1013	flags |= bgPixmap_t::blurServerSide;
1014
1015	XFree (filters);
1016	}
1017	#endif
1018
1019	return (changed > 0);	925	return changed;
1020	}	926	}
1021		927
1022	static inline unsigned long	928	void
1023	compute_tint_shade_flags (rxvt_color *tint, int shade)	929	rxvt_term::set_tint_shade_flags ()
1024	{	930	{
1025	unsigned long flags = 0;
1026	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	931	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1027	bool has_shade = shade != 100;	932	bool has_shade = shade != 100;
1028		933
1029	if (tint)	934	bg_flags &= ~BG_TINT_FLAGS;
		935
		936	if (bg_flags & BG_TINT_SET)
1030	{	937	{
1031	tint->get (c);	938	tint.get (c);
1032	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)
1033	if (!has_shade && IS_COMPONENT_WHOLESOME (c.r)
1034	&& IS_COMPONENT_WHOLESOME (c.g)
1035	&& IS_COMPONENT_WHOLESOME (c.b))
1036	flags |= bgPixmap_t::tintWholesome;
1037	# undef IS_COMPONENT_WHOLESOME
1038	}
1039
1040	if (has_shade)	939	if (!has_shade
1041	flags |= bgPixmap_t::tintNeeded;	940	&& (c.r <= 0x00ff || c.r >= 0xff00)
1042	else if (tint)	941	&& (c.g <= 0x00ff || c.g >= 0xff00)
		942	&& (c.b <= 0x00ff || c.b >= 0xff00))
		943	bg_flags |= BG_TINT_BITAND;
1043	{	944	}
1044	if ((c.r > 0x000700 || c.g > 0x000700 || c.b > 0x000700)
1045	&& (c.r < 0x00f700 || c.g < 0x00f700 || c.b < 0x00f700))
1046	{
1047	flags |= bgPixmap_t::tintNeeded;
1048	}
1049	}
1050		945
1051	if (flags & bgPixmap_t::tintNeeded)	946	if (has_shade || (bg_flags & BG_TINT_SET))
1052	{	947	bg_flags |= BG_NEEDS_TINT;
1053	if (flags & bgPixmap_t::tintWholesome)
1054	flags |= bgPixmap_t::tintServerSide;
1055	else
1056	{
1057	#if XFT
1058	flags |= bgPixmap_t::tintServerSide;
1059	#endif
1060	}
1061	}
1062
1063	return flags;
1064	}	948	}
1065		949
1066	bool	950	bool
1067	bgPixmap_t::set_tint (rxvt_color &new_tint)	951	rxvt_term::bg_set_tint (rxvt_color &new_tint)
1068	{	952	{
1069	if (!(flags & tintSet) || tint != new_tint)	953	if (!(bg_flags & BG_TINT_SET) || tint != new_tint)
1070	{	954	{
1071	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);
1072	tint = new_tint;	955	tint = new_tint;
1073	flags = (flags & ~tintFlags) | new_flags | tintSet;	956	bg_flags |= BG_TINT_SET;
		957	set_tint_shade_flags ();
1074	return true;	958	return true;
1075	}	959	}
1076		960
1077	return false;	961	return false;
1078	}	962	}
1079		963
1080	bool	964	bool
1081	bgPixmap_t::unset_tint ()
1082	{
1083	unsigned long new_flags = compute_tint_shade_flags (NULL, shade);
1084
1085	if (new_flags != (flags & tintFlags))
1086	{
1087	flags = (flags & ~tintFlags) | new_flags;
1088	return true;
1089	}
1090
1091	return false;
1092	}
1093
1094	bool
1095	bgPixmap_t::set_shade (const char *shade_str)	965	rxvt_term::bg_set_shade (const char *shade_str)
1096	{	966	{
1097	int new_shade = (shade_str) ? atoi (shade_str) : 100;	967	int new_shade = (shade_str) ? atoi (shade_str) : 100;
1098		968
1099	clamp_it (new_shade, -100, 200);	969	clamp_it (new_shade, -100, 200);
1100	if (new_shade < 0)	970	if (new_shade < 0)
1101	new_shade = 200 - (100 + new_shade);	971	new_shade = 200 - (100 + new_shade);
1102		972
1103	if (new_shade != shade)	973	if (new_shade != shade)
1104	{	974	{
1105	unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);
1106	shade = new_shade;	975	shade = new_shade;
1107	flags = (flags & (~tintFlags | tintSet)) | new_flags;	976	set_tint_shade_flags ();
1108	return true;	977	return true;
1109	}	978	}
1110		979
1111	return false;	980	return false;
1112	}	981	}
1113		982
1114	#if XFT	983	#if XRENDER
1115	static void	984	static void
1116	get_gaussian_kernel (int radius, int width, double *kernel, XFixed *params)	985	get_gaussian_kernel (int radius, int width, double *kernel, XFixed *params)
1117	{	986	{
1118	double sigma = radius / 2.0;	987	double sigma = radius / 2.0;
1119	double scale = sqrt (2.0 * M_PI) * sigma;	988	double scale = sqrt (2.0 * M_PI) * sigma;
…		…
1133	params[i+2] = XDoubleToFixed (kernel[i] / sum);	1002	params[i+2] = XDoubleToFixed (kernel[i] / sum);
1134	}	1003	}
1135	#endif	1004	#endif
1136		1005
1137	bool	1006	bool
1138	bgPixmap_t::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	1007	rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
1139	{	1008	{
1140	bool ret = false;	1009	bool ret = false;
1141	#if XFT	1010	#if XRENDER
1142	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;	1011	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
1143	double *kernel = (double *)malloc (size * sizeof (double));	1012	double *kernel = (double *)malloc (size * sizeof (double));
1144	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));	1013	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
1145		1014
1146	Display *dpy = target->dpy;
1147	XRenderPictureAttributes pa;	1015	XRenderPictureAttributes pa;
1148	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	1016	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1149		1017
1150	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	1018	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
1151	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	1019	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
1152		1020
1153	if (kernel && params && src && dst)	1021	if (kernel && params)
1154	{	1022	{
1155	if (h_blurRadius)	1023	if (h_blurRadius)
1156	{	1024	{
1157	size = h_blurRadius * 2 + 1;	1025	size = h_blurRadius * 2 + 1;
1158	get_gaussian_kernel (h_blurRadius, size, kernel, params);	1026	get_gaussian_kernel (h_blurRadius, size, kernel, params);
…		…
1171		1039
1172	if (v_blurRadius)	1040	if (v_blurRadius)
1173	{	1041	{
1174	size = v_blurRadius * 2 + 1;	1042	size = v_blurRadius * 2 + 1;
1175	get_gaussian_kernel (v_blurRadius, size, kernel, params);	1043	get_gaussian_kernel (v_blurRadius, size, kernel, params);
1176	swap (params[0], params[1]);	1044	::swap (params[0], params[1]);
1177		1045
1178	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);	1046	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1179	XRenderComposite (dpy,	1047	XRenderComposite (dpy,
1180	PictOpSrc,	1048	PictOpSrc,
1181	src,	1049	src,
…		…
1197	#endif	1065	#endif
1198	return ret;	1066	return ret;
1199	}	1067	}
1200		1068
1201	bool	1069	bool
1202	bgPixmap_t::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	1070	rxvt_term::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
1203	{	1071	{
1204	Display *dpy = target->dpy;
1205	bool ret = false;	1072	bool ret = false;
1206		1073
1207	if (flags & tintWholesome)	1074	if (bg_flags & BG_TINT_BITAND)
1208	{	1075	{
1209	XGCValues gcv;	1076	XGCValues gcv;
1210	GC gc;	1077	GC gc;
1211		1078
1212	/* In this case we can tint image server-side getting significant	1079	/* In this case we can tint image server-side getting significant
…		…
1223	XFreeGC (dpy, gc);	1090	XFreeGC (dpy, gc);
1224	}	1091	}
1225	}	1092	}
1226	else	1093	else
1227	{	1094	{
1228	# if XFT	1095	# if XRENDER
1229	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1096	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1230		1097
1231	if (flags & tintSet)	1098	if (bg_flags & BG_TINT_SET)
1232	tint.get (c);	1099	tint.get (c);
1233		1100
1234	if (shade <= 100)	1101	if (shade <= 100)
1235	{	1102	{
1236	c.r = (c.r * shade) / 100;	1103	c.r = c.r * shade / 100;
1237	c.g = (c.g * shade) / 100;	1104	c.g = c.g * shade / 100;
1238	c.b = (c.b * shade) / 100;	1105	c.b = c.b * shade / 100;
1239	}	1106	}
1240	else	1107	else
1241	{	1108	{
1242	c.r = ((0xffff - c.r) * (200 - shade)) / 100;	1109	c.r = c.r * (200 - shade) / 100;
1243	c.g = ((0xffff - c.g) * (200 - shade)) / 100;	1110	c.g = c.g * (200 - shade) / 100;
1244	c.b = ((0xffff - c.b) * (200 - shade)) / 100;	1111	c.b = c.b * (200 - shade) / 100;
1245	}	1112	}
1246		1113
1247	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);	1114	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
1248	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	1115	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1249	XRenderPictureAttributes pa;	1116	XRenderPictureAttributes pa;
…		…
1256	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);	1123	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1257	XFreePixmap (dpy, overlay_pmap);	1124	XFreePixmap (dpy, overlay_pmap);
1258		1125
1259	pa.component_alpha = True;	1126	pa.component_alpha = True;
1260	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);	1127	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
1261	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);	1128	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat | CPComponentAlpha, &pa);
1262	XFreePixmap (dpy, mask_pmap);	1129	XFreePixmap (dpy, mask_pmap);
1263		1130
1264	if (mask_pic && overlay_pic && back_pic)
1265	{
1266	XRenderColor mask_c;	1131	XRenderColor mask_c;
1267		1132
1268	memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof (mask_c));
1269	mask_c.alpha = 0xffff;	1133	mask_c.alpha = 0xffff;
		1134	mask_c.red =
		1135	mask_c.green =
		1136	mask_c.blue = 0;
		1137	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
		1138
		1139	mask_c.alpha = 0;
		1140	mask_c.red = 0xffff - c.r;
		1141	mask_c.green = 0xffff - c.g;
		1142	mask_c.blue = 0xffff - c.b;
		1143	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
		1144	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1145
		1146	if (shade > 100)
		1147	{
		1148	mask_c.red = mask_c.green = mask_c.blue = 0xffff * (shade - 100) / 100;
		1149	mask_c.alpha = 0;
1270	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);	1150	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1271		1151
1272	mask_c.alpha = 0;
1273	mask_c.red = 0xffff - c.r;
1274	mask_c.green = 0xffff - c.g;
1275	mask_c.blue = 0xffff - c.b;
1276	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1277	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);	1152	XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1153	}
		1154
1278	ret = true;	1155	ret = true;
1279	}
1280		1156
1281	XRenderFreePicture (dpy, mask_pic);	1157	XRenderFreePicture (dpy, mask_pic);
1282	XRenderFreePicture (dpy, overlay_pic);	1158	XRenderFreePicture (dpy, overlay_pic);
1283	XRenderFreePicture (dpy, back_pic);	1159	XRenderFreePicture (dpy, back_pic);
1284	# endif	1160	# endif
1285	}	1161	}
1286		1162
1287	return ret;	1163	return ret;
1288	}	1164	}
1289		1165
1290	/* make_transparency_pixmap()	1166	/*
1291	* Builds a pixmap sized the same as terminal window, with depth same as the root window	1167	* Builds a pixmap of the same size as the terminal window that contains
1292	* that pixmap contains tiled portion of the root pixmap that is supposed to be covered by	1168	* the tiled portion of the root pixmap that is supposed to be covered by
1293	* our window.	1169	* our window.
1294	*/	1170	*/
1295	unsigned long	1171	unsigned long
1296	bgPixmap_t::make_transparency_pixmap ()	1172	rxvt_term::make_transparency_pixmap ()
1297	{	1173	{
1298	unsigned long result = 0;	1174	unsigned long result = 0;
1299
1300	if (target == NULL)
1301	return 0;
1302		1175
1303	/* root dimensions may change from call to call - but Display structure should	1176	/* root dimensions may change from call to call - but Display structure should
1304	* be always up-to-date, so let's use it :	1177	* be always up-to-date, so let's use it :
1305	*/	1178	*/
1306	Window root = target->display->root;
1307	int screen = target->display->screen;	1179	int screen = display->screen;
1308	Display *dpy = target->dpy;	1180	int root_depth = DefaultDepth (dpy, screen);
1309	int root_width = DisplayWidth (dpy, screen);	1181	int root_width = DisplayWidth (dpy, screen);
1310	int root_height = DisplayHeight (dpy, screen);	1182	int root_height = DisplayHeight (dpy, screen);
1311	unsigned int root_pmap_width, root_pmap_height;	1183	unsigned int root_pmap_width, root_pmap_height;
1312	int window_width = target->szHint.width;	1184	int window_width = szHint.width;
1313	int window_height = target->szHint.height;	1185	int window_height = szHint.height;
1314	int sx, sy;	1186	int sx, sy;
1315	XGCValues gcv;	1187	XGCValues gcv;
1316	GC gc;	1188	GC gc;
1317		1189
1318	target->get_window_origin (sx, sy);	1190	sx = target_x;
		1191	sy = target_y;
1319		1192
1320	/* check if we are outside of the visible part of the virtual screen : */	1193	/* check if we are outside of the visible part of the virtual screen : */
1321	if (sx + window_width <= 0 || sy + window_height <= 0	1194	if (sx + window_width <= 0 || sy + window_height <= 0
1322	|| sx >= root_width || sy >= root_height)	1195	|| sx >= root_width || sy >= root_height)
1323	return 0;	1196	return 0;
1324		1197
		1198	// validate root pixmap and get its size
1325	if (root_pixmap != None)	1199	if (root_pixmap != None)
1326	{	1200	{
1327	/* we want to validate the pixmap and get its size at the same time : */	1201	Window wdummy;
1328	int junk;	1202	int idummy;
1329	unsigned int ujunk;	1203	unsigned int udummy;
1330	/* root pixmap may be bad - allow a error */	1204
1331	target->allowedxerror = -1;	1205	allowedxerror = -1;
1332		1206
1333	if (!XGetGeometry (dpy, root_pixmap, &root, &junk, &junk, &root_pmap_width, &root_pmap_height, &ujunk, &ujunk))	1207	if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pmap_width, &root_pmap_height, &udummy, &udummy))
1334	root_pixmap = None;	1208	root_pixmap = None;
1335		1209
1336	target->allowedxerror = 0;	1210	allowedxerror = 0;
		1211	}
		1212
		1213	Pixmap recoded_root_pmap = root_pixmap;
		1214
		1215	if (root_pixmap != None && root_depth != depth)
1337	}	1216	{
		1217	#if XRENDER
		1218	if (bg_flags & BG_HAS_RENDER)
		1219	{
		1220	recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);
1338		1221
		1222	XRenderPictureAttributes pa;
		1223
		1224	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
		1225	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);
		1226
		1227	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
		1228	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);
		1229
		1230	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
		1231
		1232	XRenderFreePicture (dpy, src);
		1233	XRenderFreePicture (dpy, dst);
		1234	}
		1235	else
		1236	#endif
		1237	recoded_root_pmap = None;
		1238	}
		1239
1339	if (root_pixmap == None)	1240	if (recoded_root_pmap == None)
1340	return 0;	1241	return 0;
1341		1242
		1243	if (bg_pixmap == None
		1244	|| bg_pmap_width != window_width
		1245	|| bg_pmap_height != window_height)
		1246	{
		1247	if (bg_pixmap)
		1248	XFreePixmap (dpy, bg_pixmap);
1342	Pixmap tiled_root_pmap = XCreatePixmap (dpy, root, window_width, window_height, root_depth);	1249	bg_pixmap = XCreatePixmap (dpy, vt, window_width, window_height, depth);
1343		1250	bg_pmap_width = window_width;
1344	if (tiled_root_pmap == None) /* something really bad happened - abort */	1251	bg_pmap_height = window_height;
1345	return 0;	1252	}
1346		1253
1347	/* straightforward pixmap copy */	1254	/* straightforward pixmap copy */
		1255	while (sx < 0) sx += root_width;
		1256	while (sy < 0) sy += root_height;
		1257
1348	gcv.tile = root_pixmap;	1258	gcv.tile = recoded_root_pmap;
1349	gcv.fill_style = FillTiled;	1259	gcv.fill_style = FillTiled;
1350
1351	while (sx < 0) sx += (int)root_width;
1352	while (sy < 0) sy += (int)root_height;
1353
1354	gcv.ts_x_origin = -sx;	1260	gcv.ts_x_origin = -sx;
1355	gcv.ts_y_origin = -sy;	1261	gcv.ts_y_origin = -sy;
1356	gc = XCreateGC (dpy, root, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	1262	gc = XCreateGC (dpy, vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
1357		1263
1358	if (gc)	1264	if (gc)
1359	{	1265	{
1360	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);	1266	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);
1361	result |= transpPmapTiled;	1267	result |= BG_IS_VALID | (bg_flags & BG_EFFECTS_FLAGS);
1362	XFreeGC (dpy, gc);	1268	XFreeGC (dpy, gc);
1363	}
1364		1269
1365	if (tiled_root_pmap != None)	1270	if (!(bg_flags & BG_CLIENT_RENDER))
1366	{
1367	if (!need_client_side_rendering ())
1368	{	1271	{
1369	if (flags & (blurNeeded | blurServerSide))	1272	if ((bg_flags & BG_NEEDS_BLUR)
		1273	&& (bg_flags & BG_HAS_RENDER_CONV))
1370	{	1274	{
1371	if (blur_pixmap (tiled_root_pmap, DefaultVisual (dpy, screen), window_width, window_height))	1275	if (blur_pixmap (bg_pixmap, visual, window_width, window_height))
1372	result |= transpPmapBlurred;	1276	result &= ~BG_NEEDS_BLUR;
1373	}	1277	}
1374	if (flags & (tintNeeded | tintServerSide))	1278	if ((bg_flags & BG_NEEDS_TINT)
		1279	&& (bg_flags & (BG_TINT_BITAND | BG_HAS_RENDER)))
1375	{	1280	{
1376	if (tint_pixmap (tiled_root_pmap, DefaultVisual (dpy, screen), window_width, window_height))	1281	if (tint_pixmap (bg_pixmap, visual, window_width, window_height))
1377	result |= transpPmapTinted;	1282	result &= ~BG_NEEDS_TINT;
1378	}	1283	}
1379	} /* server side rendering completed */	1284	} /* server side rendering completed */
1380
1381	if (pixmap)
1382	XFreePixmap (dpy, pixmap);
1383
1384	pixmap = tiled_root_pmap;
1385	pmap_width = window_width;
1386	pmap_height = window_height;
1387	pmap_depth = root_depth;
1388	}	1285	}
		1286
		1287	if (recoded_root_pmap != root_pixmap)
		1288	XFreePixmap (dpy, recoded_root_pmap);
1389		1289
1390	return result;	1290	return result;
1391	}	1291	}
1392		1292
		1293	void
		1294	rxvt_term::bg_set_root_pixmap ()
		1295	{
		1296	Pixmap new_root_pixmap = get_pixmap_property (xa[XA_XROOTPMAP_ID]);
		1297	if (new_root_pixmap == None)
		1298	new_root_pixmap = get_pixmap_property (xa[XA_ESETROOT_PMAP_ID]);
		1299
		1300	root_pixmap = new_root_pixmap;
		1301	}
		1302	# endif /* ENABLE_TRANSPARENCY */
		1303
		1304	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
		1305	static void shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c);
		1306	# endif
		1307
1393	bool	1308	bool
1394	bgPixmap_t::set_root_pixmap ()	1309	rxvt_term::bg_render ()
1395	{	1310	{
1396	Pixmap new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);	1311	unsigned long tr_flags = 0;
1397	if (new_root_pixmap == None)
1398	new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);
1399		1312
1400	if (new_root_pixmap != root_pixmap)	1313	bg_invalidate ();
1401	{	1314	# ifdef ENABLE_TRANSPARENCY
1402	root_pixmap = new_root_pixmap;	1315	if (bg_flags & BG_IS_TRANSPARENT)
1403	return true;
1404	}	1316	{
1405		1317	/* we need to re-generate transparency pixmap in that case ! */
		1318	tr_flags = make_transparency_pixmap ();
		1319	if (tr_flags == 0)
1406	return false;	1320	return false;
1407	}	1321	else if (!(tr_flags & BG_EFFECTS_FLAGS))
1408	# endif /* ENABLE_TRANSPARENCY */	1322	bg_flags |= BG_IS_VALID;
1409		1323	}
1410	# ifndef HAVE_AFTERIMAGE
1411	static void ShadeXImage(Visual *visual, XImage *srcImage, int shade, int rm, int gm, int bm);
1412	# endif	1324	# endif
1413		1325
1414	bool	1326	# ifdef BG_IMAGE_FROM_FILE
1415	bgPixmap_t::render ()	1327	if ((bg_flags & BG_IS_FROM_FILE)
1416	{	1328	|| (tr_flags & BG_EFFECTS_FLAGS))
1417	unsigned long background_flags = 0;
1418
1419	if (target == NULL)
1420	return false;
1421
1422	invalidate ();
1423	# ifdef ENABLE_TRANSPARENCY
1424	if (flags & isTransparent)
1425	{	1329	{
1426	/* we need to re-generate transparency pixmap in that case ! */	1330	if (render_image (tr_flags))
1427	background_flags = make_transparency_pixmap ();	1331	bg_flags |= BG_IS_VALID;
1428	if (background_flags == 0)
1429	return false;
1430	else if ((background_flags & transpTransformations) == (flags & transpTransformations)
1431	&& pmap_depth == target->depth)
1432	flags = flags & ~isInvalid;
1433	}	1332	}
1434	# endif	1333	# endif
1435		1334
1436	# ifdef BG_IMAGE_FROM_FILE	1335	# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1437	if (have_image	1336	XImage *result = NULL;
1438	|| (background_flags & transpTransformations) != (flags & transpTransformations))	1337
		1338	if (tr_flags && !(bg_flags & BG_IS_VALID))
		1339	{
		1340	result = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
1439	{	1341	}
1440	if (render_image (background_flags))	1342
1441	flags = flags & ~isInvalid;	1343	if (result)
		1344	{
		1345	/* our own client-side tinting */
		1346	if (tr_flags & BG_NEEDS_TINT)
		1347	{
		1348	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
		1349	if (bg_flags & BG_TINT_SET)
		1350	tint.get (c);
		1351	shade_ximage (DefaultVisual (dpy, display->screen), result, shade, c);
		1352	}
		1353
		1354	GC gc = XCreateGC (dpy, vt, 0UL, NULL);
		1355
		1356	if (gc)
		1357	{
		1358	XPutImage (dpy, bg_pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
		1359
		1360	XFreeGC (dpy, gc);
		1361	bg_flags |= BG_IS_VALID;
		1362	}
		1363
		1364	XDestroyImage (result);
1442	}	1365	}
1443	# endif	1366	# endif
1444		1367
1445	XImage *result = NULL;	1368	if (!(bg_flags & BG_IS_VALID))
1446
1447	if (background_flags && (flags & isInvalid))
1448	{
1449	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1450	}	1369	{
1451
1452	if (result)
1453	{
1454	# if !defined(HAVE_AFTERIMAGE) && !XFT
1455	/* our own client-side tinting */
1456	/* ATTENTION: We ASSUME that XFT will let us do all the tinting necessary server-side.
1457	This may need to be changed in need_client_side_rendering() logic is altered !!! */
1458	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
1459	{
1460	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1461	if (flags & tintSet)
1462	tint.get (c);
1463	ShadeXImage (DefaultVisual (target->dpy, target->display->screen), result, shade, c.r, c.g, c.b);
1464	}
1465	# endif
1466
1467	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);
1468
1469	if (gc)
1470	{
1471	if (/*pmap_depth != target->depth &&*/ pixmap != None)
1472	{
1473	XFreePixmap (target->dpy, pixmap);
1474	pixmap = None;
1475	}
1476
1477	if (pixmap == None)
1478	{
1479	pixmap = XCreatePixmap (target->dpy, target->vt, result->width, result->height, target->depth);
1480	pmap_width = result->width;
1481	pmap_height = result->height;
1482	pmap_depth = target->depth;
1483	}
1484
1485	if (pmap_depth != result->depth)
1486	{
1487	/* Bad Match error will ensue ! stupid X !!!! */
1488	if (result->depth == 24 && pmap_depth == 32)
1489	result->depth = 32;
1490	else if (result->depth == 32 && pmap_depth == 24)
1491	result->depth = 24;
1492	else
1493	{
1494	/* TODO: implement image recoding */
1495	}
1496	}
1497
1498	if (pmap_depth == result->depth)
1499	XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1500
1501	XFreeGC (target->dpy, gc);
1502	flags = flags & ~isInvalid;
1503	}
1504
1505	XDestroyImage (result);
1506	}
1507
1508	if (flags & isInvalid)
1509	{
1510	if (pixmap != None)	1370	if (bg_pixmap != None)
1511	{	1371	{
1512	XFreePixmap (target->dpy, pixmap);	1372	XFreePixmap (dpy, bg_pixmap);
1513	pixmap = None;	1373	bg_pixmap = None;
1514	}	1374	}
1515	}	1375	}
1516		1376
1517	apply ();	1377	scr_recolour (false);
		1378	bg_flags |= BG_NEEDS_REFRESH;
1518		1379
1519	valid_since = ev::now ();	1380	bg_valid_since = ev::now ();
1520		1381
1521	return true;	1382	return true;
1522	}	1383	}
1523		1384
1524	bool
1525	bgPixmap_t::set_target (rxvt_term *new_target)
1526	{
1527	if (new_target)
1528	if (target != new_target)
1529	{
1530	target = new_target;
1531	# ifdef ENABLE_TRANSPARENCY
1532	root_depth = DefaultDepthOfScreen (ScreenOfDisplay (target->dpy, target->display->screen));
1533	# endif
1534	return true;
1535	}
1536
1537	return false;
1538	}
1539
1540	void	1385	void
1541	bgPixmap_t::apply ()	1386	rxvt_term::bg_init ()
1542	{	1387	{
1543	if (target)
1544	{
1545	flags &= ~isVtOrigin;
1546
1547	if (pixmap != None)
1548	{
1549	/* set target's background to pixmap */
1550	# ifdef ENABLE_TRANSPARENCY	1388	#ifdef ENABLE_TRANSPARENCY
1551	if (flags & isTransparent)	1389	shade = 100;
1552	{
1553	XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);
1554	XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);
1555
1556	if (target->scrollBar.win)
1557	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);
1558	}
1559	else
1560	# endif	1390	#endif
1561	{
1562	flags |= isVtOrigin;
1563	/* force old pixmap dereference in case it was transparent before :*/
1564	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1565	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1566	/* do we also need to set scrollbar's background here ? */
1567		1391
1568	if (target->scrollBar.win)	1392	bg_flags &= ~(BG_HAS_RENDER | BG_HAS_RENDER_CONV);
1569	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);	1393	#if XRENDER
1570	}	1394	int major, minor;
1571	}	1395	if (XRenderQueryVersion (dpy, &major, &minor))
1572	else	1396	bg_flags |= BG_HAS_RENDER;
1573	{	1397	XFilters *filters = XRenderQueryFilters (dpy, vt);
1574	/* set target background to a pixel */	1398	if (filters)
1575	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1576	XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);
1577	/* do we also need to set scrollbar's background here ? */
1578	if (target->scrollBar.win)
1579	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1580	}
1581
1582	/* don't want Expose on the parent or vt. It is better to use
1583	scr_touch or we get a great deal of flicker otherwise: */
1584	XClearWindow (target->dpy, target->parent[0]);
1585
1586	if (target->scrollBar.state && target->scrollBar.win)
1587	{
1588	target->scrollBar.state = STATE_IDLE;
1589	target->scrollBar.show (0);
1590	}
1591
1592	target->want_refresh = 1;
1593	flags |= hasChanged;
1594	}	1399	{
		1400	for (int i = 0; i < filters->nfilter; i++)
		1401	if (!strcmp (filters->filter[i], FilterConvolution))
		1402	bg_flags |= BG_HAS_RENDER_CONV;
		1403
		1404	XFree (filters);
		1405	}
		1406	#endif
1595	}	1407	}
1596		1408
1597	#endif /* HAVE_BG_PIXMAP */	1409	#endif /* HAVE_BG_PIXMAP */
1598		1410
1599	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) && !XFT	1411	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1600	/* taken from aterm-0.4.2 */	1412	/* taken from aterm-0.4.2 */
1601		1413
1602	static void	1414	static void
1603	ShadeXImage(Visual *visual, XImage *srcImage, int shade, int rm, int gm, int bm)	1415	shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c)
1604	{	1416	{
1605	int sh_r, sh_g, sh_b;	1417	int sh_r, sh_g, sh_b;
1606	uint32_t mask_r, mask_g, mask_b;	1418	uint32_t mask_r, mask_g, mask_b;
1607	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;	1419	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1608	unsigned int lower_lim_r, lower_lim_g, lower_lim_b;	1420	rgba low;
1609	unsigned int upper_lim_r, upper_lim_g, upper_lim_b;	1421	rgba high;
1610	int i;	1422	int i;
1611	int host_byte_order = byteorder.big_endian () ? MSBFirst : LSBFirst;	1423	int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
1612		1424
1613	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return;	1425	if (visual->c_class != TrueColor || ximage->format != ZPixmap) return;
1614		1426
1615	/* for convenience */	1427	/* for convenience */
1616	mask_r = visual->red_mask;	1428	mask_r = visual->red_mask;
1617	mask_g = visual->green_mask;	1429	mask_g = visual->green_mask;
1618	mask_b = visual->blue_mask;	1430	mask_b = visual->blue_mask;
1619		1431
1620	/* boring lookup table pre-initialization */	1432	/* boring lookup table pre-initialization */
1621	switch (srcImage->depth)	1433	switch (ximage->depth)
1622	{	1434	{
1623	case 15:	1435	case 15:
1624	if ((mask_r != 0x7c00) ||	1436	if ((mask_r != 0x7c00) ||
1625	(mask_g != 0x03e0) ||	1437	(mask_g != 0x03e0) ||
1626	(mask_b != 0x001f))	1438	(mask_b != 0x001f))
…		…
1679	/* prepare limits for color transformation (each channel is handled separately) */	1491	/* prepare limits for color transformation (each channel is handled separately) */
1680	if (shade > 100)	1492	if (shade > 100)
1681	{	1493	{
1682	shade = 200 - shade;	1494	shade = 200 - shade;
1683		1495
1684	lower_lim_r = 65535-rm;	1496	high.r = c.r * shade / 100;
1685	lower_lim_g = 65535-gm;	1497	high.g = c.g * shade / 100;
1686	lower_lim_b = 65535-bm;	1498	high.b = c.b * shade / 100;
1687		1499
1688	lower_lim_r = 65535-(unsigned int)(((uint32_t)lower_lim_r)*((uint32_t)shade)/100);	1500	low.r = 65535 * (100 - shade) / 100;
1689	lower_lim_g = 65535-(unsigned int)(((uint32_t)lower_lim_g)*((uint32_t)shade)/100);	1501	low.g = 65535 * (100 - shade) / 100;
1690	lower_lim_b = 65535-(unsigned int)(((uint32_t)lower_lim_b)*((uint32_t)shade)/100);	1502	low.b = 65535 * (100 - shade) / 100;
1691
1692	upper_lim_r = upper_lim_g = upper_lim_b = 65535;
1693	}	1503	}
1694	else	1504	else
1695	{	1505	{
		1506	high.r = c.r * shade / 100;
		1507	high.g = c.g * shade / 100;
		1508	high.b = c.b * shade / 100;
1696		1509
1697	lower_lim_r = lower_lim_g = lower_lim_b = 0;	1510	low.r = low.g = low.b = 0;
1698
1699	upper_lim_r = (unsigned int)((((uint32_t)rm)*((uint32_t)shade))/100);
1700	upper_lim_g = (unsigned int)((((uint32_t)gm)*((uint32_t)shade))/100);
1701	upper_lim_b = (unsigned int)((((uint32_t)bm)*((uint32_t)shade))/100);
1702	}	1511	}
1703		1512
1704	/* fill our lookup tables */	1513	/* fill our lookup tables */
1705	for (i = 0; i <= mask_r>>sh_r; i++)	1514	for (i = 0; i <= mask_r>>sh_r; i++)
1706	{	1515	{
1707	uint32_t tmp;	1516	uint32_t tmp;
1708	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_r-lower_lim_r));	1517	tmp = i * high.r;
1709	tmp += ((uint32_t)(mask_r>>sh_r))*((uint32_t)lower_lim_r);	1518	tmp += (mask_r>>sh_r) * low.r;
1710	lookup_r[i] = (tmp/65535)<<sh_r;	1519	lookup_r[i] = (tmp/65535)<<sh_r;
1711	}	1520	}
1712	for (i = 0; i <= mask_g>>sh_g; i++)	1521	for (i = 0; i <= mask_g>>sh_g; i++)
1713	{	1522	{
1714	uint32_t tmp;	1523	uint32_t tmp;
1715	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_g-lower_lim_g));	1524	tmp = i * high.g;
1716	tmp += ((uint32_t)(mask_g>>sh_g))*((uint32_t)lower_lim_g);	1525	tmp += (mask_g>>sh_g) * low.g;
1717	lookup_g[i] = (tmp/65535)<<sh_g;	1526	lookup_g[i] = (tmp/65535)<<sh_g;
1718	}	1527	}
1719	for (i = 0; i <= mask_b>>sh_b; i++)	1528	for (i = 0; i <= mask_b>>sh_b; i++)
1720	{	1529	{
1721	uint32_t tmp;	1530	uint32_t tmp;
1722	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_b-lower_lim_b));	1531	tmp = i * high.b;
1723	tmp += ((uint32_t)(mask_b>>sh_b))*((uint32_t)lower_lim_b);	1532	tmp += (mask_b>>sh_b) * low.b;
1724	lookup_b[i] = (tmp/65535)<<sh_b;	1533	lookup_b[i] = (tmp/65535)<<sh_b;
1725	}	1534	}
1726		1535
1727	/* apply table to input image (replacing colors by newly calculated ones) */	1536	/* apply table to input image (replacing colors by newly calculated ones) */
1728	if (srcImage->bits_per_pixel == 32	1537	if (ximage->bits_per_pixel == 32
1729	&& (srcImage->depth == 24 || srcImage->depth == 32)	1538	&& (ximage->depth == 24 || ximage->depth == 32)
1730	&& srcImage->byte_order == host_byte_order)	1539	&& ximage->byte_order == host_byte_order)
1731	{	1540	{
1732	uint32_t *p1, *pf, *p, *pl;	1541	uint32_t *p1, *pf, *p, *pl;
1733	p1 = (uint32_t *) srcImage->data;	1542	p1 = (uint32_t *) ximage->data;
1734	pf = (uint32_t *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);	1543	pf = (uint32_t *) (ximage->data + ximage->height * ximage->bytes_per_line);
1735		1544
1736	while (p1 < pf)	1545	while (p1 < pf)
1737	{	1546	{
1738	p = p1;	1547	p = p1;
1739	pl = p1 + srcImage->width;	1548	pl = p1 + ximage->width;
1740	for (; p < pl; p++)	1549	for (; p < pl; p++)
1741	{	1550	{
1742	*p = lookup_r[(*p & 0xff0000) >> 16] |	1551	*p = lookup_r[(*p & 0xff0000) >> 16] |
1743	lookup_g[(*p & 0x00ff00) >> 8] |	1552	lookup_g[(*p & 0x00ff00) >> 8] |
1744	lookup_b[(*p & 0x0000ff)] |	1553	lookup_b[(*p & 0x0000ff)] |
1745	(*p & 0xff000000);	1554	(*p & 0xff000000);
1746	}	1555	}
1747	p1 = (uint32_t *) ((char *) p1 + srcImage->bytes_per_line);	1556	p1 = (uint32_t *) ((char *) p1 + ximage->bytes_per_line);
1748	}	1557	}
1749	}	1558	}
1750	else	1559	else
1751	{	1560	{
1752	for (int y = 0; y < srcImage->height; y++)	1561	for (int y = 0; y < ximage->height; y++)
1753	for (int x = 0; x < srcImage->width; x++)	1562	for (int x = 0; x < ximage->width; x++)
1754	{	1563	{
1755	unsigned long pixel = XGetPixel (srcImage, x, y);	1564	unsigned long pixel = XGetPixel (ximage, x, y);
1756	pixel = lookup_r[(pixel & mask_r) >> sh_r] |	1565	pixel = lookup_r[(pixel & mask_r) >> sh_r] |
1757	lookup_g[(pixel & mask_g) >> sh_g] |	1566	lookup_g[(pixel & mask_g) >> sh_g] |
1758	lookup_b[(pixel & mask_b) >> sh_b];	1567	lookup_b[(pixel & mask_b) >> sh_b];
1759	XPutPixel (srcImage, x, y, pixel);	1568	XPutPixel (ximage, x, y, pixel);
1760	}	1569	}
1761	}	1570	}
1762		1571
1763	free (lookup);	1572	free (lookup);
1764	}	1573	}

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