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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.111 by sf-exg, Fri Nov 5 17:27:58 2010 UTC vs.
Revision 1.160 by sf-exg, Thu Aug 11 08:37:17 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
…		…
28		28
29	#if XRENDER	29	#if XRENDER
30	# include <X11/extensions/Xrender.h>	30	# include <X11/extensions/Xrender.h>
31	#endif	31	#endif
32		32
33	#define DO_TIMING_TEST 0	33	#ifndef FilterConvolution
34		34	#define FilterConvolution "convolution"
35	#if DO_TIMING_TEST
36	# include <sys/time.h>
37	#define TIMING_TEST_START(id) \
38	struct timeval timing_test_##id##_stv; \
39	gettimeofday (&timing_test_##id##_stv, NULL);
40
41	#define TIMING_TEST_PRINT_RESULT(id) \
42	do { \
43	struct timeval tv; \
44	gettimeofday (&tv, NULL); \
45	tv.tv_sec -= (timing_test_##id##_stv).tv_sec; \
46	fprintf (stderr, "%s: %s: %d: elapsed %ld usec\n", #id, __FILE__, __LINE__, \
47	tv.tv_sec * 1000000 + tv.tv_usec - (timing_test_##id##_stv).tv_usec); \
48	} while (0)
49
50	#else
51	#define TIMING_TEST_START(id) do {} while (0)
52	#define TIMING_TEST_PRINT_RESULT(id) do {} while (0)
53	#endif	35	#endif
54		36
55	/*	37	/*
56	* Pixmap geometry string interpretation :	38	* Pixmap geometry string interpretation :
57	* Each geometry string contains zero or one scale/position	39	* Each geometry string contains zero or one scale/position
…		…
62	*	44	*
63	* 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%.
64	* W and H are percentages of the terminal window size.	46	* W and H are percentages of the terminal window size.
65	* X and Y are also percentages; e.g., +50+50 centers	47	* X and Y are also percentages; e.g., +50+50 centers
66	* the image in the window.	48	* the image in the window.
67	* WxH+X Assumes Y == X
68	* WxH Assumes Y == X == 50 (centers the image)
69	* W+X+Y Assumes H == W
70	* W+X Assumes H == W and Y == X
71	* W Assumes H == W and Y == X == 50
72	*
73	* Adjusting position only :
74	* =+X+Y Set position to X% by Y% (absolute).
75	* =+X Set position to X% by X%.
76	* +X+Y Adjust position horizontally X% and vertically Y%
77	* from current position (relative).
78	* +X Adjust position horizontally X% and vertically X%
79	* from current position.
80	*
81	* Adjusting scale only :
82	* Wx0 Multiply horizontal scaling factor by W%
83	* 0xH Multiply vertical scaling factor by H%
84	* 0x0 No scaling (show image at normal size).
85	*	49	*
86	* Pixmap Operations : (should be prepended by a colon)	50	* Pixmap Operations : (should be prepended by a colon)
87	* tile Tile image. Scaling/position modifiers above will affect
88	* the tile size and origin.
89	* propscale When scaling, scale proportionally. That is, maintain the
90	* proper aspect ratio for the image. Any portion of the
91	* background not covered by the image is filled with the
92	* current background color.
93	* hscale Scale horizontally, tile vertically ?
94	* vscale Tile horizontally, scale vertically ?
95	* scale Scale both up and down
96	* auto Same as 100x100+50+50
97	*/	51	*/
98		52
99	#ifdef HAVE_BG_PIXMAP	53	#ifdef HAVE_BG_PIXMAP
100	bgPixmap_t::bgPixmap_t ()
101	{
102	// this is basically redundant as bgPixmap_t is only used in
103	// zero_initialised-derived structs
104	#ifdef HAVE_AFTERIMAGE
105	original_asim = NULL;
106	#endif
107	#ifdef HAVE_PIXBUF
108	pixbuf = NULL;
109	#endif
110	#ifdef BG_IMAGE_FROM_FILE
111	have_image = false;
112	h_scale = v_scale = 0;
113	h_align = v_align = 0;
114	#endif
115	#ifdef ENABLE_TRANSPARENCY
116	shade = 100;
117	#endif
118	flags = 0;
119	pixmap = None;
120	valid_since = invalid_since = 0;
121	target = 0;
122	}
123
124	void	54	void
125	bgPixmap_t::destroy ()	55	rxvt_term::bg_destroy ()
126	{	56	{
127	#ifdef HAVE_AFTERIMAGE	57	#ifdef HAVE_AFTERIMAGE
128	if (original_asim)	58	if (original_asim)
129	safe_asimage_destroy (original_asim);	59	safe_asimage_destroy (original_asim);
		60	if (asv)
		61	destroy_asvisual (asv, 0);
		62	if (asimman)
		63	destroy_image_manager (asimman, 0);
130	#endif	64	#endif
131		65
132	#ifdef HAVE_PIXBUF	66	#ifdef HAVE_PIXBUF
133	if (pixbuf)	67	if (pixbuf)
134	g_object_unref (pixbuf);	68	g_object_unref (pixbuf);
135	#endif	69	#endif
136		70
137	if (pixmap && target)	71	if (bg_pixmap)
138	XFreePixmap (target->dpy, pixmap);	72	XFreePixmap (dpy, bg_pixmap);
139	}	73	}
140		74
141	bool	75	bool
142	bgPixmap_t::window_size_sensitive ()	76	rxvt_term::bg_set_position (int x, int y)
		77	{
		78
		79	if (target_x != x
		80	|| target_y != y)
		81	{
		82	target_x = x;
		83	target_y = y;
		84	return true;
		85	}
		86	return false;
		87	}
		88
		89	bool
		90	rxvt_term::bg_window_size_sensitive ()
143	{	91	{
144	# ifdef ENABLE_TRANSPARENCY	92	# ifdef ENABLE_TRANSPARENCY
145	if (flags & isTransparent)	93	if (bg_flags & BG_IS_TRANSPARENT)
146	return true;	94	return true;
147	# endif	95	# endif
148		96
149	# ifdef BG_IMAGE_FROM_FILE	97	# ifdef BG_IMAGE_FROM_FILE
150	if (have_image)	98	if (bg_flags & BG_IS_FROM_FILE)
151	{	99	{
152	if (flags & sizeSensitive)	100	if (bg_flags & BG_IS_SIZE_SENSITIVE)
153	return true;	101	return true;
154	}	102	}
155	# endif	103	# endif
156		104
157	return false;	105	return false;
158	}	106	}
159		107
160	bool	108	bool
161	bgPixmap_t::window_position_sensitive ()	109	rxvt_term::bg_window_position_sensitive ()
162	{	110	{
163	# ifdef ENABLE_TRANSPARENCY	111	# ifdef ENABLE_TRANSPARENCY
164	if (flags & isTransparent)	112	if (bg_flags & BG_IS_TRANSPARENT)
165	return true;	113	return true;
166	# endif	114	# endif
167		115
168	# ifdef BG_IMAGE_FROM_FILE	116	# ifdef BG_IMAGE_FROM_FILE
169	if (have_image)	117	if (bg_flags & BG_IS_FROM_FILE)
170	{	118	{
171	if (flags & rootAlign)	119	if (bg_flags & BG_ROOT_ALIGN)
172	return true;	120	return true;
173	}	121	}
174	# endif	122	# endif
175		123
176	return false;
177	};
178
179	bool bgPixmap_t::need_client_side_rendering ()
180	{
181	# ifdef HAVE_AFTERIMAGE
182	if (original_asim)
183	return true;
184	# endif
185	return false;	124	return false;
186	}	125	}
187		126
188	# ifdef BG_IMAGE_FROM_FILE	127	# ifdef BG_IMAGE_FROM_FILE
189	static inline bool	128	static inline bool
…		…
252	dst_size = target_size - dst_pos;	191	dst_size = target_size - dst_pos;
253	return src_pos;	192	return src_pos;
254	}	193	}
255		194
256	bool	195	bool
257	bgPixmap_t::set_geometry (const char *geom)	196	rxvt_term::bg_set_geometry (const char *geom, bool update)
258	{	197	{
259	bool changed = false;	198	bool changed = false;
260	int geom_flags = 0;	199	int geom_flags = 0;
261	int x = 0, y = 0;	200	int x = 0, y = 0;
262	unsigned int w = 0, h = 0;	201	unsigned int w = 0, h = 0;
263	unsigned int n;	202	unsigned int n;
264	unsigned long new_flags = (flags & (~geometryFlags));	203	unsigned long new_flags = (bg_flags & (~BG_GEOMETRY_FLAGS));
265	const char *p;	204	const char *ops;
266	# define MAXLEN_GEOM 256 /* could be longer than regular geometry string */
267		205
268	if (geom == NULL)	206	if (geom == NULL)
269	return false;	207	return false;
270		208
271	char str[MAXLEN_GEOM];	209	char str[256];
272		210
273	while (isspace(*geom)) ++geom;
274	if ((p = strchr (geom, ';')) == NULL)
275	p = strchr (geom, '\0');	211	ops = strchr (geom, ':');
276		212	if (ops == NULL)
		213	n = strlen (geom);
		214	else
277	n = (p - geom);	215	n = ops - geom;
278	if (n < MAXLEN_GEOM)
279	{
280	char *ops;
281	new_flags |= geometrySet;
282		216
		217	if (n >= sizeof (str))
		218	return false;
		219
283	memcpy (str, geom, n);	220	memcpy (str, geom, n);
284	str[n] = '\0';	221	str[n] = '\0';
285	if (str[0] == ':')	222	rxvt_strtrim (str);
286	ops = &str[0];
287	else if (str[0] != 'x' && str[0] != 'X' && isalpha(str[0]))
288	ops = &str[0];
289	else
290	{
291	char *tmp;
292	ops = strchr (str, ':');
293	if (ops != NULL)
294	{
295	for (tmp = ops-1; tmp >= str && isspace(*tmp); --tmp);
296	*(++tmp) = '\0';
297	if (ops == tmp) ++ops;
298	}
299	}
300		223
301	if (ops > str || ops == NULL)	224	if (str[0])
302	{	225	{
303	/* we have geometry string - let's handle it prior to applying ops */	226	/* we have geometry string - let's handle it prior to applying ops */
304	geom_flags = XParseGeometry (str, &x, &y, &w, &h);	227	geom_flags = XParseGeometry (str, &x, &y, &w, &h);
305
306	if ((geom_flags & XValue) && !(geom_flags & YValue))
307	{
308	y = x;
309	geom_flags |= YValue;
310	}
311
312	if (flags & geometrySet)
313	{
314	/* new geometry is an adjustment to the old one ! */
315	if ((geom_flags & WidthValue) && (geom_flags & HeightValue))
316	{
317	if (w == 0 && h != 0)
318	{
319	w = h_scale;
320	h = (v_scale * h) / 100;
321	}
322	else if (h == 0 && w != 0)
323	{
324	w = (h_scale * w) / 100;
325	h = v_scale;
326	}
327	}
328	if (geom_flags & XValue)
329	{
330	if (str[0] != '=')
331	{
332	y += v_align;
333	x += h_align;
334	}
335	}
336	}
337	else /* setting up geometry from scratch */
338	{
339	if (!(geom_flags & XValue))
340	{
341	/* use default geometry - centered */
342	x = y = defaultAlign;
343	}
344	else if (!(geom_flags & YValue))
345	y = x;
346
347	if ((geom_flags & (WidthValue|HeightValue)) == 0)
348	{
349	/* use default geometry - scaled */
350	w = h = defaultScale;
351	}
352	else if (geom_flags & WidthValue)
353	{
354	if (!(geom_flags & HeightValue))
355	h = w;
356	}
357	else
358	w = h;
359	}
360	} /* done parsing geometry string */	228	} /* done parsing geometry string */
361	else if (!(flags & geometrySet))	229
362	{	230	if (!update)
363	/* default geometry - scaled and centered */	231	{
		232	if (!(geom_flags & XValue))
364	x = y = defaultAlign;	233	x = y = defaultAlign;
		234	else if (!(geom_flags & YValue))
		235	y = x;
		236
		237	if (!(geom_flags & (WidthValue|HeightValue)))
365	w = h = defaultScale;	238	w = h = defaultScale;
366	}	239	else if (!(geom_flags & HeightValue))
		240	h = w;
		241	else if (!(geom_flags & WidthValue))
		242	w = h;
367		243
368	if (!(flags & geometrySet))
369	geom_flags |= WidthValue|HeightValue|XValue|YValue;	244	geom_flags |= WidthValue|HeightValue|XValue|YValue;
		245	}
370		246
371	if (ops)	247	if (ops)
372	{	248	{
373	while (*ops)	249	char **arr = rxvt_strsplit (':', ops + 1);
		250
		251	for (int i = 0; arr[i]; i++)
374	{	252	{
375	while (*ops == ':' || isspace(*ops)) ++ops;	253	if (!strcasecmp (arr[i], "style=tiled"))
376
377	# define CHECK_GEOM_OPS(op_str) (strncasecmp (ops, (op_str), sizeof (op_str) - 1) == 0)
378	if (CHECK_GEOM_OPS ("tile"))
379	{	254	{
		255	new_flags = BG_TILE;
380	w = h = noScale;	256	w = h = noScale;
381	geom_flags |= WidthValue|HeightValue;	257	x = y = 0;
382	}
383	else if (CHECK_GEOM_OPS ("propscale"))
384	{
385	new_flags |= propScale;
386	}
387	else if (CHECK_GEOM_OPS ("hscale"))
388	{
389	if (w == 0) w = windowScale;
390
391	h = noScale;
392	geom_flags |= WidthValue|HeightValue;
393	}
394	else if (CHECK_GEOM_OPS ("vscale"))
395	{
396	if (h == 0) h = windowScale;
397
398	w = noScale;
399	geom_flags |= WidthValue|HeightValue;
400	}
401	else if (CHECK_GEOM_OPS ("scale"))
402	{
403	if (h == 0) h = windowScale;
404	if (w == 0) w = windowScale;
405
406	geom_flags |= WidthValue|HeightValue;
407	}
408	else if (CHECK_GEOM_OPS ("auto"))
409	{
410	w = h = windowScale;
411	x = y = centerAlign;
412	geom_flags |= WidthValue|HeightValue|XValue|YValue;	258	geom_flags = WidthValue|HeightValue|XValue|YValue;
413	}	259	}
414	else if (CHECK_GEOM_OPS ("root"))	260	else if (!strcasecmp (arr[i], "style=aspect-stretched"))
415	{	261	{
		262	new_flags = BG_PROP_SCALE;
		263	x = y = centerAlign;
		264	geom_flags = XValue|YValue;
		265	}
		266	else if (!strcasecmp (arr[i], "style=stretched"))
		267	{
416	new_flags |= rootAlign;	268	new_flags = 0;
		269	w = h = windowScale;
		270	geom_flags = WidthValue|HeightValue;
		271	}
		272	else if (!strcasecmp (arr[i], "style=centered"))
		273	{
		274	new_flags = 0;
417	w = h = noScale;	275	w = h = noScale;
		276	x = y = centerAlign;
		277	geom_flags = WidthValue|HeightValue|XValue|YValue;
		278	}
		279	else if (!strcasecmp (arr[i], "style=root-tiled"))
		280	{
		281	new_flags = BG_TILE|BG_ROOT_ALIGN;
		282	w = h = noScale;
		283	geom_flags = WidthValue|HeightValue;
		284	}
		285	else if (!strcasecmp (arr[i], "op=tile"))
		286	new_flags |= BG_TILE;
		287	else if (!strcasecmp (arr[i], "op=pscale"))
		288	new_flags |= BG_PROP_SCALE;
		289	else if (!strcasecmp (arr[i], "op=root"))
		290	new_flags |= BG_ROOT_ALIGN;
		291
		292	// deprecated
		293	else if (!strcasecmp (arr[i], "tile"))
		294	{
		295	new_flags |= BG_TILE;
		296	w = h = noScale;
418	geom_flags |= WidthValue|HeightValue;	297	geom_flags |= WidthValue|HeightValue;
419	}	298	}
420	# undef CHECK_GEOM_OPS	299	else if (!strcasecmp (arr[i], "propscale"))
		300	{
		301	new_flags |= BG_PROP_SCALE;
		302	}
		303	else if (!strcasecmp (arr[i], "scale"))
		304	{
		305	if (h == 0) h = windowScale;
		306	if (w == 0) w = windowScale;
421		307
422	while (*ops != ':' && *ops != '\0') ++ops;	308	geom_flags |= WidthValue|HeightValue;
		309	}
		310	else if (!strcasecmp (arr[i], "root"))
		311	{
		312	new_flags |= BG_TILE|BG_ROOT_ALIGN;
		313	w = h = noScale;
		314	geom_flags |= WidthValue|HeightValue;
		315	}
423	} /* done parsing ops */	316	} /* done parsing ops */
424	}
425		317
		318	rxvt_free_strsplit (arr);
		319	}
		320
426	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;	321	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;
427	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;	322	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;
428	if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;	323	if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;
429	if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;	324	if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
430	}
431		325
432	if (new_flags != flags)	326	if (new_flags != bg_flags)
433	{	327	{
434	flags = new_flags;	328	bg_flags = new_flags;
435	changed = true;	329	changed = true;
436	}	330	}
437		331
438	return changed;	332	return changed;
439	}	333	}
440		334
441	void	335	void
442	bgPixmap_t::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)	336	rxvt_term::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
443	{	337	{
444	int target_width = target->szHint.width;	338	int target_width = szHint.width;
445	int target_height = target->szHint.height;	339	int target_height = szHint.height;
446		340
447	if (flags & propScale)	341	if (bg_flags & BG_PROP_SCALE)
448	{	342	{
449	float scale = (float)target_width / image_width;	343	float scale = (float)target_width / image_width;
450	min_it (scale, (float)target_height / image_height);	344	min_it (scale, (float)target_height / image_height);
451	w = image_width * scale + 0.5;	345	w = image_width * scale + 0.5;
452	h = image_height * scale + 0.5;	346	h = image_height * scale + 0.5;
…		…
458	}	352	}
459		353
460	if (!w) w = image_width;	354	if (!w) w = image_width;
461	if (!h) h = image_height;	355	if (!h) h = image_height;
462		356
463	if (flags & rootAlign)	357	if (bg_flags & BG_ROOT_ALIGN)
464	{	358	{
465	target->get_window_origin (x, y);
466	x = -x;	359	x = -target_x;
467	y = -y;	360	y = -target_y;
468	}	361	}
469	else	362	else
470	{	363	{
471	x = make_align_position (h_align, target_width, w);	364	x = make_align_position (h_align, target_width, w);
472	y = make_align_position (v_align, target_height, h);	365	y = make_align_position (v_align, target_height, h);
473	}	366	}
474		367
475	flags &= ~sizeSensitive;	368	bg_flags &= ~BG_IS_SIZE_SENSITIVE;
476	if ((flags & propScale) || h_scale || v_scale	369	if (!(bg_flags & BG_TILE)
		370	|| (bg_flags & BG_PROP_SCALE) || h_scale || v_scale
477	|| (!(flags & rootAlign) && (h_align || v_align))	371	|| (!(bg_flags & BG_ROOT_ALIGN) && (h_align || v_align))
478	|| w > target_width || h > target_height)	372	|| w > target_width || h > target_height)
479	flags |= sizeSensitive;	373	bg_flags |= BG_IS_SIZE_SENSITIVE;
480	}	374	}
481		375
482	# ifdef HAVE_AFTERIMAGE	376	# ifdef HAVE_AFTERIMAGE
483	bool	377	bool
484	bgPixmap_t::render_image (unsigned long background_flags)	378	rxvt_term::render_image (unsigned long tr_flags)
485	{	379	{
486	if (target == NULL)
487	return false;
488
489	target->init_asv ();	380	init_asv ();
490		381
491	ASImage *background = NULL;	382	ASImage *background = NULL;
492	ARGB32 background_tint = TINT_LEAVE_SAME;	383	ARGB32 background_tint = TINT_LEAVE_SAME;
493		384
494	# ifdef ENABLE_TRANSPARENCY	385	# ifdef ENABLE_TRANSPARENCY
495	if (background_flags)	386	if (tr_flags)
496	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);	387	background = pixmap2ximage (asv, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, 100);
497		388
498	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	389	if (tr_flags & BG_NEEDS_TINT)
499	{	390	{
500	ShadingInfo as_shade;	391	ShadingInfo as_shade;
501	as_shade.shading = shade;	392	as_shade.shading = shade;
502		393
503	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	394	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
504	if (flags & tintSet)	395	if (bg_flags & BG_TINT_SET)
505	tint.get (c);	396	tint.get (c);
506	as_shade.tintColor.red = c.r;	397	as_shade.tintColor.red = c.r;
507	as_shade.tintColor.green = c.g;	398	as_shade.tintColor.green = c.g;
508	as_shade.tintColor.blue = c.b;	399	as_shade.tintColor.blue = c.b;
509		400
510	background_tint = shading2tint32 (&as_shade);	401	background_tint = shading2tint32 (&as_shade);
511	}	402	}
512		403
513	if (!(background_flags & transpPmapBlurred) && (flags & blurNeeded) && background != NULL)	404	if ((tr_flags & BG_NEEDS_BLUR) && background != NULL)
514	{	405	{
515	ASImage *tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,	406	ASImage *tmp = blur_asimage_gauss (asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
516	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,	407	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,
517	100, ASIMAGE_QUALITY_DEFAULT);	408	100, ASIMAGE_QUALITY_DEFAULT);
518	if (tmp)	409	if (tmp)
519	{	410	{
520	destroy_asimage (&background);	411	destroy_asimage (&background);
…		…
523	}	414	}
524	# endif	415	# endif
525		416
526	ASImage *result = 0;	417	ASImage *result = 0;
527		418
528	int target_width = target->szHint.width;	419	int target_width = szHint.width;
529	int target_height = target->szHint.height;	420	int target_height = szHint.height;
530	int new_pmap_width = target_width;	421	int new_pmap_width = target_width;
531	int new_pmap_height = target_height;	422	int new_pmap_height = target_height;
532		423
533	int x = 0;	424	int x = 0;
534	int y = 0;	425	int y = 0;
…		…
537		428
538	if (original_asim)	429	if (original_asim)
539	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);	430	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
540		431
541	if (!original_asim	432	if (!original_asim
542	|| (!(flags & rootAlign)	433	|| (!(bg_flags & BG_ROOT_ALIGN)
543	&& (x >= target_width	434	&& (x >= target_width
544	|| y >= target_height	435	|| y >= target_height
545	|| (x + w <= 0)	436	|| (x + w <= 0)
546	|| (y + h <= 0))))	437	|| (y + h <= 0))))
547	{	438	{
…		…
551	new_pmap_height = background->height;	442	new_pmap_height = background->height;
552	result = background;	443	result = background;
553		444
554	if (background_tint != TINT_LEAVE_SAME)	445	if (background_tint != TINT_LEAVE_SAME)
555	{	446	{
556	ASImage *tmp = tile_asimage (target->asv, background, 0, 0,	447	ASImage *tmp = tile_asimage (asv, background, 0, 0,
557	target_width, target_height, background_tint,	448	target_width, target_height, background_tint,
558	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);	449	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
559	if (tmp)	450	if (tmp)
560	result = tmp;	451	result = tmp;
561	}	452	}
…		…
568	result = original_asim;	459	result = original_asim;
569		460
570	if ((w != original_asim->width)	461	if ((w != original_asim->width)
571	|| (h != original_asim->height))	462	|| (h != original_asim->height))
572	{	463	{
573	result = scale_asimage (target->asv, original_asim,	464	result = scale_asimage (asv, original_asim,
574	w, h,	465	w, h,
575	background ? ASA_ASImage : ASA_XImage,	466	background ? ASA_ASImage : ASA_XImage,
576	100, ASIMAGE_QUALITY_DEFAULT);	467	100, ASIMAGE_QUALITY_DEFAULT);
577	}	468	}
578		469
579	if (background == NULL)	470	if (background == NULL)
580	{	471	{
581	if (h_scale == 0 || v_scale == 0)	472	if (bg_flags & BG_TILE)
582	{	473	{
583	/* if tiling - pixmap has to be sized exactly as the image,	474	/* if tiling - pixmap has to be sized exactly as the image,
584	but there is no need to make it bigger than the window! */	475	but there is no need to make it bigger than the window! */
585	new_pmap_width = min (result->width, target_width);	476	new_pmap_width = min (result->width, target_width);
586	new_pmap_height = min (result->height, target_height);	477	new_pmap_height = min (result->height, target_height);
587		478
588	/* we also need to tile our image in both directions */	479	/* we also need to tile our image in both directions */
589	ASImage *tmp = tile_asimage (target->asv, result,	480	ASImage *tmp = tile_asimage (asv, result,
590	(int)result->width - x,	481	(int)result->width - x,
591	(int)result->height - y,	482	(int)result->height - y,
592	new_pmap_width,	483	new_pmap_width,
593	new_pmap_height,	484	new_pmap_height,
594	TINT_LEAVE_SAME, ASA_XImage,	485	TINT_LEAVE_SAME, ASA_XImage,
…		…
611	layers[0].clip_width = target_width;	502	layers[0].clip_width = target_width;
612	layers[0].clip_height = target_height;	503	layers[0].clip_height = target_height;
613	layers[0].tint = background_tint;	504	layers[0].tint = background_tint;
614	layers[1].im = result;	505	layers[1].im = result;
615		506
616	if (h_scale == 0 || v_scale == 0)	507	if (bg_flags & BG_TILE)
617	{	508	{
618	/* tile horizontally */	509	/* tile horizontally */
619	while (x > 0) x -= (int)result->width;	510	while (x > 0) x -= (int)result->width;
620	layers[1].dst_x = x;	511	layers[1].dst_x = x;
621	layers[1].clip_width = result->width+target_width;	512	layers[1].clip_width = result->width+target_width;
…		…
625	/* clip horizontally */	516	/* clip horizontally */
626	layers[1].dst_x = x;	517	layers[1].dst_x = x;
627	layers[1].clip_width = result->width;	518	layers[1].clip_width = result->width;
628	}	519	}
629		520
630	if (h_scale == 0 || v_scale == 0)	521	if (bg_flags & BG_TILE)
631	{	522	{
632	while (y > 0) y -= (int)result->height;	523	while (y > 0) y -= (int)result->height;
633	layers[1].dst_y = y;	524	layers[1].dst_y = y;
634	layers[1].clip_height = result->height + target_height;	525	layers[1].clip_height = result->height + target_height;
635	}	526	}
…		…
637	{	528	{
638	layers[1].dst_y = y;	529	layers[1].dst_y = y;
639	layers[1].clip_height = result->height;	530	layers[1].clip_height = result->height;
640	}	531	}
641		532
642	if (target->rs[Rs_blendtype])	533	if (rs[Rs_blendtype])
643	{	534	{
644	layers[1].merge_scanlines = blend_scanlines_name2func (target->rs[Rs_blendtype]);	535	layers[1].merge_scanlines = blend_scanlines_name2func (rs[Rs_blendtype]);
645	if (layers[1].merge_scanlines == NULL)	536	if (layers[1].merge_scanlines == NULL)
646	layers[1].merge_scanlines = alphablend_scanlines;	537	layers[1].merge_scanlines = alphablend_scanlines;
647	}	538	}
648		539
649	ASImage *tmp = merge_layers (target->asv, layers, 2, target_width, target_height,	540	ASImage *tmp = merge_layers (asv, layers, 2, target_width, target_height,
650	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);	541	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
651		542
652	if (tmp)	543	if (tmp)
653	{	544	{
654	if (result != original_asim)	545	if (result != original_asim)
…		…
666	if (result)	557	if (result)
667	{	558	{
668	XGCValues gcv;	559	XGCValues gcv;
669	GC gc;	560	GC gc;
670		561
671	if (pixmap)
672	{
673	if (pmap_width != new_pmap_width
674	|| pmap_height != new_pmap_height
675	|| pmap_depth != target->depth)
676	{
677	XFreePixmap (target->dpy, pixmap);
678	pixmap = None;
679	}
680	}
681
682	/* create Pixmap */	562	/* create Pixmap */
683	if (pixmap == None)	563	if (bg_pixmap == None
		564	|| bg_pmap_width != new_pmap_width
		565	|| bg_pmap_height != new_pmap_height)
684	{	566	{
		567	if (bg_pixmap)
		568	XFreePixmap (dpy, bg_pixmap);
685	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);	569	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
686	pmap_width = new_pmap_width;	570	bg_pmap_width = new_pmap_width;
687	pmap_height = new_pmap_height;	571	bg_pmap_height = new_pmap_height;
688	pmap_depth = target->depth;
689	}	572	}
690	/* fill with background color (if result's not completely overlapping it) */	573	/* fill with background color (if result's not completely overlapping it) */
691	gcv.foreground = target->pix_colors[Color_bg];	574	gcv.foreground = pix_colors[Color_bg];
692	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);	575	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
693		576
694	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;	577	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
695	int dst_width = result->width, dst_height = result->height;	578	int dst_width = result->width, dst_height = result->height;
696	if (background == NULL)	579	if (background == NULL)
697	{	580	{
698	if (!(h_scale == 0 || v_scale == 0))	581	if (!(bg_flags & BG_TILE))
699	{	582	{
700	src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );	583	src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );
701	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);	584	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
702	}	585	}
703		586
704	if (dst_x > 0 || dst_y > 0	587	if (dst_x > 0 || dst_y > 0
705	|| dst_x + dst_width < new_pmap_width	588	|| dst_x + dst_width < new_pmap_width
706	|| dst_y + dst_height < new_pmap_height)	589	|| dst_y + dst_height < new_pmap_height)
707	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	590	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
708	}	591	}
709		592
710	/* put result on pixmap */	593	/* put result on pixmap */
711	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	594	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
712	asimage2drawable (target->asv, pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);	595	asimage2drawable (asv, bg_pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);
713		596
714	if (result != background && result != original_asim)	597	if (result != background && result != original_asim)
715	destroy_asimage (&result);	598	destroy_asimage (&result);
716		599
717	XFreeGC (target->dpy, gc);	600	XFreeGC (dpy, gc);
718		601
719	ret = true;	602	ret = true;
720	}	603	}
721		604
722	if (background)	605	if (background)
…		…
726	}	609	}
727	# endif /* HAVE_AFTERIMAGE */	610	# endif /* HAVE_AFTERIMAGE */
728		611
729	# ifdef HAVE_PIXBUF	612	# ifdef HAVE_PIXBUF
730	bool	613	bool
731	bgPixmap_t::render_image (unsigned long background_flags)	614	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
		615	int src_x, int src_y, int dst_x, int dst_y,
		616	unsigned int width, unsigned int height)
732	{	617	{
733	if (target == NULL)	618	XImage *ximage;
		619	char *data, *line;
		620	int bytes_per_pixel;
		621	int width_r, width_g, width_b;
		622	int sh_r, sh_g, sh_b;
		623	int rowstride;
		624	int channels;
		625	unsigned char *row;
		626
		627	if (visual->c_class != TrueColor)
734	return false;	628	return false;
735		629
		630	if (depth == 24 || depth == 32)
		631	bytes_per_pixel = 4;
		632	else if (depth == 15 || depth == 16)
		633	bytes_per_pixel = 2;
		634	else
		635	return false;
		636
		637	width_r = ecb_popcount32 (visual->red_mask);
		638	width_g = ecb_popcount32 (visual->green_mask);
		639	width_b = ecb_popcount32 (visual->blue_mask);
		640
		641	if (width_r > 8 || width_g > 8 || width_b > 8)
		642	return false;
		643
		644	sh_r = ecb_ctz32 (visual->red_mask);
		645	sh_g = ecb_ctz32 (visual->green_mask);
		646	sh_b = ecb_ctz32 (visual->blue_mask);
		647
		648	if (width > INT_MAX / height / bytes_per_pixel)
		649	return false;
		650
		651	data = (char *)malloc (width * height * bytes_per_pixel);
		652	if (!data)
		653	return false;
		654
		655	ximage = XCreateImage (dpy, visual, depth, ZPixmap, 0, data,
		656	width, height, bytes_per_pixel * 8, 0);
		657	if (!ximage)
		658	{
		659	free (data);
		660	return false;
		661	}
		662
		663	ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
		664
		665	rowstride = gdk_pixbuf_get_rowstride (pixbuf);
		666	channels = gdk_pixbuf_get_n_channels (pixbuf);
		667	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
		668	line = data;
		669
		670	for (int y = 0; y < height; y++)
		671	{
		672	for (int x = 0; x < width; x++)
		673	{
		674	unsigned char *pixel = row + x * channels;
		675	uint32_t value;
		676
		677	value = ((pixel[0] >> (8 - width_r)) << sh_r)
		678	| ((pixel[1] >> (8 - width_g)) << sh_g)
		679	| ((pixel[2] >> (8 - width_b)) << sh_b);
		680
		681	if (bytes_per_pixel == 4)
		682	((uint32_t *)line)[x] = value;
		683	else
		684	((uint16_t *)line)[x] = value;
		685	}
		686
		687	row += rowstride;
		688	line += ximage->bytes_per_line;
		689	}
		690
		691	XPutImage (dpy, pixmap, gc, ximage, 0, 0, dst_x, dst_y, width, height);
		692	XDestroyImage (ximage);
		693	return true;
		694	}
		695
		696	bool
		697	rxvt_term::render_image (unsigned long tr_flags)
		698	{
736	if (!pixbuf)	699	if (!pixbuf)
737	return false;	700	return false;
738		701
739	if (background_flags	702	if (tr_flags
740	&& !(flags & HAS_RENDER))	703	&& !(bg_flags & BG_HAS_RENDER))
741	return false;	704	return false;
742		705
743	GdkPixbuf *result;	706	GdkPixbuf *result;
744		707
745	int image_width = gdk_pixbuf_get_width (pixbuf);	708	int image_width = gdk_pixbuf_get_width (pixbuf);
746	int image_height = gdk_pixbuf_get_height (pixbuf);	709	int image_height = gdk_pixbuf_get_height (pixbuf);
747		710
748	int target_width = target->szHint.width;	711	int target_width = szHint.width;
749	int target_height = target->szHint.height;	712	int target_height = szHint.height;
750	int new_pmap_width = target_width;	713	int new_pmap_width = target_width;
751	int new_pmap_height = target_height;	714	int new_pmap_height = target_height;
752		715
753	int x = 0;	716	int x = 0;
754	int y = 0;	717	int y = 0;
755	int w = 0;	718	int w = 0;
756	int h = 0;	719	int h = 0;
757		720
758	get_image_geometry (image_width, image_height, w, h, x, y);	721	get_image_geometry (image_width, image_height, w, h, x, y);
759		722
760	if (!(flags & rootAlign)	723	if (!(bg_flags & BG_ROOT_ALIGN)
761	&& (x >= target_width	724	&& (x >= target_width
762	|| y >= target_height	725	|| y >= target_height
763	|| (x + w <= 0)	726	|| (x + w <= 0)
764	|| (y + h <= 0)))	727	|| (y + h <= 0)))
765	return false;	728	return false;
…		…
772	result = gdk_pixbuf_scale_simple (pixbuf,	735	result = gdk_pixbuf_scale_simple (pixbuf,
773	w, h,	736	w, h,
774	GDK_INTERP_BILINEAR);	737	GDK_INTERP_BILINEAR);
775	}	738	}
776		739
		740	if (!result)
		741	return false;
		742
777	bool ret = false;	743	bool ret = false;
778		744
779	if (result)
780	{
781	XGCValues gcv;	745	XGCValues gcv;
782	GC gc;	746	GC gc;
783	Pixmap root_pmap;	747	Pixmap root_pmap;
784		748
785	image_width = gdk_pixbuf_get_width (result);	749	image_width = gdk_pixbuf_get_width (result);
786	image_height = gdk_pixbuf_get_height (result);	750	image_height = gdk_pixbuf_get_height (result);
787		751
788	if (background_flags)	752	if (tr_flags)
789	{	753	{
790	root_pmap = pixmap;	754	root_pmap = bg_pixmap;
791	pixmap = None;	755	bg_pixmap = None;
		756	}
		757	else
		758	{
		759	if (bg_flags & BG_TILE)
792	}	760	{
793	else
794	{
795	if (h_scale == 0 || v_scale == 0)
796	{
797	new_pmap_width = min (image_width, target_width);	761	new_pmap_width = min (image_width, target_width);
798	new_pmap_height = min (image_height, target_height);	762	new_pmap_height = min (image_height, target_height);
799	}	763	}
800	}	764	}
801		765
		766	if (bg_pixmap == None
		767	|| bg_pmap_width != new_pmap_width
		768	|| bg_pmap_height != new_pmap_height)
		769	{
802	if (pixmap)	770	if (bg_pixmap)
803	{
804	if (pmap_width != new_pmap_width
805	|| pmap_height != new_pmap_height
806	|| pmap_depth != target->depth)
807	{
808	XFreePixmap (target->dpy, pixmap);	771	XFreePixmap (dpy, bg_pixmap);
809	pixmap = None;
810	}
811	}
812
813	if (pixmap == None)
814	{
815	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);	772	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
816	pmap_width = new_pmap_width;	773	bg_pmap_width = new_pmap_width;
817	pmap_height = new_pmap_height;	774	bg_pmap_height = new_pmap_height;
818	pmap_depth = target->depth;	775	}
		776
		777	gcv.foreground = pix_colors[Color_bg];
		778	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
		779
		780	if (gc)
		781	{
		782	if (bg_flags & BG_TILE)
819	}	783	{
820
821	gcv.foreground = target->pix_colors[Color_bg];
822	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
823
824	if (h_scale == 0 || v_scale == 0)
825	{
826	Pixmap tile = XCreatePixmap (target->dpy, target->vt, image_width, image_height, target->depth);	784	Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth);
827	gdk_pixbuf_xlib_render_to_drawable (result, tile, gc,	785	pixbuf_to_pixmap (result, tile, gc,
828	0, 0,	786	0, 0,
829	0, 0,	787	0, 0,
830	image_width, image_height,	788	image_width, image_height);
831	XLIB_RGB_DITHER_NONE,
832	0, 0);
833		789
834	gcv.tile = tile;	790	gcv.tile = tile;
835	gcv.fill_style = FillTiled;	791	gcv.fill_style = FillTiled;
836	gcv.ts_x_origin = x;	792	gcv.ts_x_origin = x;
837	gcv.ts_y_origin = y;	793	gcv.ts_y_origin = y;
838	XChangeGC (target->dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	794	XChangeGC (dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
839		795
840	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	796	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
841	XFreePixmap (target->dpy, tile);	797	XFreePixmap (dpy, tile);
842	}	798	}
843	else	799	else
844	{	800	{
845	int src_x, src_y, dst_x, dst_y;	801	int src_x, src_y, dst_x, dst_y;
846	int dst_width, dst_height;	802	int dst_width, dst_height;
…		…
849	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);	805	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);
850		806
851	if (dst_x > 0 || dst_y > 0	807	if (dst_x > 0 || dst_y > 0
852	|| dst_x + dst_width < new_pmap_width	808	|| dst_x + dst_width < new_pmap_width
853	|| dst_y + dst_height < new_pmap_height)	809	|| dst_y + dst_height < new_pmap_height)
854	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	810	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
855		811
856	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	812	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
857	gdk_pixbuf_xlib_render_to_drawable (result, pixmap, gc,	813	pixbuf_to_pixmap (result, bg_pixmap, gc,
858	src_x, src_y,	814	src_x, src_y,
859	dst_x, dst_y,	815	dst_x, dst_y,
860	dst_width, dst_height,	816	dst_width, dst_height);
861	XLIB_RGB_DITHER_NONE,
862	0, 0);
863	}	817	}
864		818
865	#if XRENDER	819	#if XRENDER
866	if (background_flags)	820	if (tr_flags)
867	{	821	{
868	Display *dpy = target->dpy;
869	XRenderPictureAttributes pa;	822	XRenderPictureAttributes pa;
870		823
871	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, target->visual);	824	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, visual);
872	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);	825	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);
873		826
874	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);	827	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
875	Picture dst = XRenderCreatePicture (dpy, pixmap, dst_format, 0, &pa);	828	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, dst_format, 0, &pa);
876		829
877	pa.repeat = True;	830	pa.repeat = True;
878	Pixmap mask_pmap = XCreatePixmap (dpy, target->vt, 1, 1, 8);	831	Pixmap mask_pmap = XCreatePixmap (dpy, vt, 1, 1, 8);
879	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);	832	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
880	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);	833	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
881	XFreePixmap (dpy, mask_pmap);	834	XFreePixmap (dpy, mask_pmap);
882		835
883	if (src && dst && mask)
884	{
885	XRenderColor mask_c;	836	XRenderColor mask_c;
886		837
887	mask_c.alpha = 0x8000;	838	mask_c.alpha = 0x8000;
888	mask_c.red = 0;	839	mask_c.red = 0;
889	mask_c.green = 0;	840	mask_c.green = 0;
890	mask_c.blue = 0;	841	mask_c.blue = 0;
891	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);	842	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
892	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);	843	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
893	}
894		844
895	XRenderFreePicture (dpy, src);	845	XRenderFreePicture (dpy, src);
896	XRenderFreePicture (dpy, dst);	846	XRenderFreePicture (dpy, dst);
897	XRenderFreePicture (dpy, mask);	847	XRenderFreePicture (dpy, mask);
898
899	XFreePixmap (dpy, root_pmap);
900	}	848	}
901	#endif	849	#endif
902		850
903	if (result != pixbuf)
904	g_object_unref (result);
905
906	XFreeGC (target->dpy, gc);	851	XFreeGC (dpy, gc);
907		852
908	ret = true;	853	ret = true;
909	}	854	}
910		855
		856	if (result != pixbuf)
		857	g_object_unref (result);
		858
		859	if (tr_flags)
		860	XFreePixmap (dpy, root_pmap);
		861
911	return ret;	862	return ret;
912	}	863	}
913	# endif /* HAVE_PIXBUF */	864	# endif /* HAVE_PIXBUF */
914		865
915	bool	866	bool
916	bgPixmap_t::set_file (const char *file)	867	rxvt_term::bg_set_file (const char *file)
917	{	868	{
918	if (!file || !*file)	869	if (!file || !*file)
919	return false;	870	return false;
920		871
921	if (const char *p = strchr (file, ';'))	872	if (const char *p = strchr (file, ';'))
…		…
926	f[len] = '\0';	877	f[len] = '\0';
927	file = f;	878	file = f;
928	}	879	}
929		880
930	# ifdef HAVE_AFTERIMAGE	881	# ifdef HAVE_AFTERIMAGE
931	if (!target->asimman)	882	if (!asimman)
932	target->asimman = create_generic_imageman (target->rs[Rs_path]);	883	asimman = create_generic_imageman (rs[Rs_path]);
933	ASImage *image = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);	884	ASImage *image = get_asimage (asimman, file, 0xFFFFFFFF, 100);
934	if (image)	885	if (image)
935	{	886	{
936	if (original_asim)	887	if (original_asim)
937	safe_asimage_destroy (original_asim);	888	safe_asimage_destroy (original_asim);
938	original_asim = image;	889	original_asim = image;
939	have_image = true;	890	bg_flags |= BG_IS_FROM_FILE | BG_CLIENT_RENDER;
940	return true;	891	return true;
941	}	892	}
942	# endif	893	# endif
943		894
944	# ifdef HAVE_PIXBUF	895	# ifdef HAVE_PIXBUF
…		…
946	if (image)	897	if (image)
947	{	898	{
948	if (pixbuf)	899	if (pixbuf)
949	g_object_unref (pixbuf);	900	g_object_unref (pixbuf);
950	pixbuf = image;	901	pixbuf = image;
951	have_image = true;	902	bg_flags |= BG_IS_FROM_FILE;
952	return true;	903	return true;
953	}	904	}
954	# endif	905	# endif
955		906
956	return false;	907	return false;
…		…
958		909
959	# endif /* BG_IMAGE_FROM_FILE */	910	# endif /* BG_IMAGE_FROM_FILE */
960		911
961	# ifdef ENABLE_TRANSPARENCY	912	# ifdef ENABLE_TRANSPARENCY
962	bool	913	bool
963	bgPixmap_t::set_transparent ()	914	rxvt_term::bg_set_transparent ()
964	{	915	{
965	if (!(flags & isTransparent))	916	if (!(bg_flags & BG_IS_TRANSPARENT))
966	{	917	{
967	flags |= isTransparent;	918	bg_flags |= BG_IS_TRANSPARENT;
968	return true;	919	return true;
969	}	920	}
970		921
971	return false;	922	return false;
972	}	923	}
973		924
974	bool	925	bool
975	bgPixmap_t::set_blur_radius (const char *geom)	926	rxvt_term::bg_set_blur (const char *geom)
976	{	927	{
977	bool changed = false;	928	bool changed = false;
978	unsigned int hr, vr;	929	unsigned int hr, vr;
979	int junk;	930	int junk;
980	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);	931	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
…		…
998	changed = true;	949	changed = true;
999	v_blurRadius = vr;	950	v_blurRadius = vr;
1000	}	951	}
1001		952
1002	if (v_blurRadius == 0 && h_blurRadius == 0)	953	if (v_blurRadius == 0 && h_blurRadius == 0)
1003	flags &= ~blurNeeded;	954	bg_flags &= ~BG_NEEDS_BLUR;
1004	else	955	else
1005	flags |= blurNeeded;	956	bg_flags |= BG_NEEDS_BLUR;
1006		957
1007	return changed;	958	return changed;
1008	}	959	}
1009		960
1010	static inline unsigned long	961	void
1011	compute_tint_shade_flags (rxvt_color *tint, int shade)	962	rxvt_term::set_tint_shade_flags ()
1012	{	963	{
1013	unsigned long flags = 0;
1014	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	964	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1015	bool has_shade = shade != 100;	965	bool has_shade = shade != 100;
1016		966
1017	if (tint)	967	bg_flags &= ~BG_TINT_FLAGS;
		968
		969	if (bg_flags & BG_TINT_SET)
1018	{	970	{
1019	tint->get (c);	971	tint.get (c);
1020	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)
1021	if (!has_shade && IS_COMPONENT_WHOLESOME (c.r)
1022	&& IS_COMPONENT_WHOLESOME (c.g)
1023	&& IS_COMPONENT_WHOLESOME (c.b))
1024	flags |= bgPixmap_t::tintWholesome;
1025	# undef IS_COMPONENT_WHOLESOME
1026	}
1027
1028	if (has_shade)	972	if (!has_shade
1029	flags |= bgPixmap_t::tintNeeded;	973	&& (c.r <= 0x00ff || c.r >= 0xff00)
1030	else if (tint)	974	&& (c.g <= 0x00ff || c.g >= 0xff00)
		975	&& (c.b <= 0x00ff || c.b >= 0xff00))
		976	bg_flags |= BG_TINT_BITAND;
1031	{	977	}
1032	if ((c.r > 0x000700 || c.g > 0x000700 || c.b > 0x000700)
1033	&& (c.r < 0x00f700 || c.g < 0x00f700 || c.b < 0x00f700))
1034	{
1035	flags |= bgPixmap_t::tintNeeded;
1036	}
1037	}
1038		978
1039	return flags;	979	if (has_shade || (bg_flags & BG_TINT_SET))
		980	bg_flags |= BG_NEEDS_TINT;
1040	}	981	}
1041		982
1042	bool	983	bool
1043	bgPixmap_t::set_tint (rxvt_color &new_tint)	984	rxvt_term::bg_set_tint (rxvt_color &new_tint)
1044	{	985	{
1045	if (!(flags & tintSet) || tint != new_tint)	986	if (!(bg_flags & BG_TINT_SET) || tint != new_tint)
1046	{	987	{
1047	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);
1048	tint = new_tint;	988	tint = new_tint;
1049	flags = (flags & ~tintFlags) | new_flags | tintSet;	989	bg_flags |= BG_TINT_SET;
		990	set_tint_shade_flags ();
1050	return true;	991	return true;
1051	}	992	}
1052		993
1053	return false;	994	return false;
1054	}	995	}
1055		996
1056	bool	997	bool
1057	bgPixmap_t::unset_tint ()
1058	{
1059	unsigned long new_flags = compute_tint_shade_flags (NULL, shade);
1060
1061	if (new_flags != (flags & tintFlags))
1062	{
1063	flags = (flags & ~tintFlags) | new_flags;
1064	return true;
1065	}
1066
1067	return false;
1068	}
1069
1070	bool
1071	bgPixmap_t::set_shade (const char *shade_str)	998	rxvt_term::bg_set_shade (const char *shade_str)
1072	{	999	{
1073	int new_shade = (shade_str) ? atoi (shade_str) : 100;	1000	int new_shade = (shade_str) ? atoi (shade_str) : 100;
1074		1001
1075	clamp_it (new_shade, -100, 200);	1002	clamp_it (new_shade, -100, 200);
1076	if (new_shade < 0)	1003	if (new_shade < 0)
1077	new_shade = 200 - (100 + new_shade);	1004	new_shade = 200 - (100 + new_shade);
1078		1005
1079	if (new_shade != shade)	1006	if (new_shade != shade)
1080	{	1007	{
1081	unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);
1082	shade = new_shade;	1008	shade = new_shade;
1083	flags = (flags & (~tintFlags | tintSet)) | new_flags;	1009	set_tint_shade_flags ();
1084	return true;	1010	return true;
1085	}	1011	}
1086		1012
1087	return false;	1013	return false;
1088	}	1014	}
…		…
1109	params[i+2] = XDoubleToFixed (kernel[i] / sum);	1035	params[i+2] = XDoubleToFixed (kernel[i] / sum);
1110	}	1036	}
1111	#endif	1037	#endif
1112		1038
1113	bool	1039	bool
1114	bgPixmap_t::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	1040	rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
1115	{	1041	{
1116	bool ret = false;	1042	bool ret = false;
1117	#if XRENDER	1043	#if XRENDER
1118	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;	1044	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
1119	double *kernel = (double *)malloc (size * sizeof (double));	1045	double *kernel = (double *)malloc (size * sizeof (double));
1120	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));	1046	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
1121		1047
1122	Display *dpy = target->dpy;
1123	XRenderPictureAttributes pa;	1048	XRenderPictureAttributes pa;
1124	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	1049	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1125		1050
1126	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	1051	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
1127	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	1052	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
1128		1053
1129	if (kernel && params && src && dst)	1054	if (kernel && params)
1130	{	1055	{
1131	if (h_blurRadius)	1056	if (h_blurRadius)
1132	{	1057	{
1133	size = h_blurRadius * 2 + 1;	1058	size = h_blurRadius * 2 + 1;
1134	get_gaussian_kernel (h_blurRadius, size, kernel, params);	1059	get_gaussian_kernel (h_blurRadius, size, kernel, params);
…		…
1147		1072
1148	if (v_blurRadius)	1073	if (v_blurRadius)
1149	{	1074	{
1150	size = v_blurRadius * 2 + 1;	1075	size = v_blurRadius * 2 + 1;
1151	get_gaussian_kernel (v_blurRadius, size, kernel, params);	1076	get_gaussian_kernel (v_blurRadius, size, kernel, params);
1152	swap (params[0], params[1]);	1077	::swap (params[0], params[1]);
1153		1078
1154	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);	1079	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1155	XRenderComposite (dpy,	1080	XRenderComposite (dpy,
1156	PictOpSrc,	1081	PictOpSrc,
1157	src,	1082	src,
…		…
1173	#endif	1098	#endif
1174	return ret;	1099	return ret;
1175	}	1100	}
1176		1101
1177	bool	1102	bool
1178	bgPixmap_t::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	1103	rxvt_term::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
1179	{	1104	{
1180	Display *dpy = target->dpy;
1181	bool ret = false;	1105	bool ret = false;
1182		1106
1183	if (flags & tintWholesome)	1107	if (bg_flags & BG_TINT_BITAND)
1184	{	1108	{
1185	XGCValues gcv;	1109	XGCValues gcv;
1186	GC gc;	1110	GC gc;
1187		1111
1188	/* In this case we can tint image server-side getting significant	1112	/* In this case we can tint image server-side getting significant
…		…
1200	}	1124	}
1201	}	1125	}
1202	else	1126	else
1203	{	1127	{
1204	# if XRENDER	1128	# if XRENDER
1205	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1129	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1206		1130
1207	if (flags & tintSet)	1131	if (bg_flags & BG_TINT_SET)
1208	tint.get (c);	1132	tint.get (c);
1209		1133
1210	if (shade <= 100)	1134	if (shade <= 100)
1211	{	1135	{
1212	c.r = (c.r * shade) / 100;	1136	c.r = c.r * shade / 100;
1213	c.g = (c.g * shade) / 100;	1137	c.g = c.g * shade / 100;
1214	c.b = (c.b * shade) / 100;	1138	c.b = c.b * shade / 100;
1215	}	1139	}
1216	else	1140	else
1217	{	1141	{
1218	c.r = ((0xffff - c.r) * (200 - shade)) / 100;	1142	c.r = c.r * (200 - shade) / 100;
1219	c.g = ((0xffff - c.g) * (200 - shade)) / 100;	1143	c.g = c.g * (200 - shade) / 100;
1220	c.b = ((0xffff - c.b) * (200 - shade)) / 100;	1144	c.b = c.b * (200 - shade) / 100;
1221	}	1145	}
1222		1146
1223	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);	1147	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
1224	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	1148	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1225	XRenderPictureAttributes pa;	1149	XRenderPictureAttributes pa;
…		…
1232	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);	1156	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1233	XFreePixmap (dpy, overlay_pmap);	1157	XFreePixmap (dpy, overlay_pmap);
1234		1158
1235	pa.component_alpha = True;	1159	pa.component_alpha = True;
1236	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);	1160	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
1237	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);	1161	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat | CPComponentAlpha, &pa);
1238	XFreePixmap (dpy, mask_pmap);	1162	XFreePixmap (dpy, mask_pmap);
1239		1163
1240	if (mask_pic && overlay_pic && back_pic)
1241	{
1242	XRenderColor mask_c;	1164	XRenderColor mask_c;
1243		1165
1244	memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof (mask_c));
1245	mask_c.alpha = 0xffff;	1166	mask_c.alpha = 0xffff;
		1167	mask_c.red =
		1168	mask_c.green =
		1169	mask_c.blue = 0;
		1170	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
		1171
		1172	mask_c.alpha = 0;
		1173	mask_c.red = 0xffff - c.r;
		1174	mask_c.green = 0xffff - c.g;
		1175	mask_c.blue = 0xffff - c.b;
		1176	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
		1177	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1178
		1179	if (shade > 100)
		1180	{
		1181	mask_c.red = mask_c.green = mask_c.blue = 0xffff * (shade - 100) / 100;
		1182	mask_c.alpha = 0;
1246	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);	1183	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1247		1184
1248	mask_c.alpha = 0;
1249	mask_c.red = 0xffff - c.r;
1250	mask_c.green = 0xffff - c.g;
1251	mask_c.blue = 0xffff - c.b;
1252	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1253	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);	1185	XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1186	}
		1187
1254	ret = true;	1188	ret = true;
1255	}
1256		1189
1257	XRenderFreePicture (dpy, mask_pic);	1190	XRenderFreePicture (dpy, mask_pic);
1258	XRenderFreePicture (dpy, overlay_pic);	1191	XRenderFreePicture (dpy, overlay_pic);
1259	XRenderFreePicture (dpy, back_pic);	1192	XRenderFreePicture (dpy, back_pic);
1260	# endif	1193	# endif
1261	}	1194	}
1262		1195
1263	return ret;	1196	return ret;
1264	}	1197	}
1265		1198
1266	/* make_transparency_pixmap()	1199	/*
1267	* Builds a pixmap of the same size as the terminal window that contains	1200	* Builds a pixmap of the same size as the terminal window that contains
1268	* the tiled portion of the root pixmap that is supposed to be covered by	1201	* the tiled portion of the root pixmap that is supposed to be covered by
1269	* our window.	1202	* our window.
1270	*/	1203	*/
1271	unsigned long	1204	unsigned long
1272	bgPixmap_t::make_transparency_pixmap ()	1205	rxvt_term::make_transparency_pixmap ()
1273	{	1206	{
1274	unsigned long result = 0;	1207	unsigned long result = 0;
1275
1276	if (target == NULL)
1277	return 0;
1278		1208
1279	/* root dimensions may change from call to call - but Display structure should	1209	/* root dimensions may change from call to call - but Display structure should
1280	* be always up-to-date, so let's use it :	1210	* be always up-to-date, so let's use it :
1281	*/	1211	*/
1282	int screen = target->display->screen;	1212	int screen = display->screen;
1283	Display *dpy = target->dpy;
1284	int root_depth = DefaultDepth (dpy, screen);	1213	int root_depth = DefaultDepth (dpy, screen);
1285	int root_width = DisplayWidth (dpy, screen);	1214	int root_width = DisplayWidth (dpy, screen);
1286	int root_height = DisplayHeight (dpy, screen);	1215	int root_height = DisplayHeight (dpy, screen);
1287	unsigned int root_pmap_width, root_pmap_height;	1216	unsigned int root_pmap_width, root_pmap_height;
1288	int window_width = target->szHint.width;	1217	int window_width = szHint.width;
1289	int window_height = target->szHint.height;	1218	int window_height = szHint.height;
1290	int sx, sy;	1219	int sx, sy;
1291	XGCValues gcv;	1220	XGCValues gcv;
1292	GC gc;	1221	GC gc;
1293		1222
1294	target->get_window_origin (sx, sy);	1223	sx = target_x;
		1224	sy = target_y;
1295		1225
1296	/* check if we are outside of the visible part of the virtual screen : */	1226	/* check if we are outside of the visible part of the virtual screen : */
1297	if (sx + window_width <= 0 || sy + window_height <= 0	1227	if (sx + window_width <= 0 || sy + window_height <= 0
1298	|| sx >= root_width || sy >= root_height)	1228	|| sx >= root_width || sy >= root_height)
1299	return 0;	1229	return 0;
…		…
1303	{	1233	{
1304	Window wdummy;	1234	Window wdummy;
1305	int idummy;	1235	int idummy;
1306	unsigned int udummy;	1236	unsigned int udummy;
1307		1237
1308	target->allowedxerror = -1;	1238	allowedxerror = -1;
1309		1239
1310	if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pmap_width, &root_pmap_height, &udummy, &udummy))	1240	if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pmap_width, &root_pmap_height, &udummy, &udummy))
1311	root_pixmap = None;	1241	root_pixmap = None;
1312		1242
1313	target->allowedxerror = 0;	1243	allowedxerror = 0;
1314	}	1244	}
1315		1245
1316	Pixmap recoded_root_pmap = root_pixmap;	1246	Pixmap recoded_root_pmap = root_pixmap;
1317		1247
1318	if (root_pixmap != None && root_depth != target->depth)	1248	if (root_pixmap != None && root_depth != depth)
1319	{	1249	{
1320	#if XRENDER	1250	#if XRENDER
1321	if (flags & HAS_RENDER)	1251	if (bg_flags & BG_HAS_RENDER)
1322	{	1252	{
		1253	recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);
		1254
1323	XRenderPictureAttributes pa;	1255	XRenderPictureAttributes pa;
1324		1256
1325	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));	1257	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
1326	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);	1258	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);
1327		1259
1328	recoded_root_pmap = XCreatePixmap (dpy, target->vt, root_pmap_width, root_pmap_height, target->depth);
1329	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);	1260	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
1330	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);	1261	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);
1331		1262
1332	if (src && dst)
1333	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);	1263	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
1334	else
1335	{
1336	XFreePixmap (dpy, recoded_root_pmap);
1337	root_pixmap = None;
1338	}
1339		1264
1340	XRenderFreePicture (dpy, src);	1265	XRenderFreePicture (dpy, src);
1341	XRenderFreePicture (dpy, dst);	1266	XRenderFreePicture (dpy, dst);
1342	}	1267	}
1343	else	1268	else
1344	#endif	1269	#endif
1345	root_pixmap = None;	1270	recoded_root_pmap = None;
1346	}	1271	}
1347		1272
1348	if (root_pixmap == None)	1273	if (recoded_root_pmap == None)
1349	return 0;	1274	return 0;
1350		1275
		1276	if (bg_pixmap == None
		1277	|| bg_pmap_width != window_width
		1278	|| bg_pmap_height != window_height)
		1279	{
		1280	if (bg_pixmap)
		1281	XFreePixmap (dpy, bg_pixmap);
1351	Pixmap tiled_root_pmap = XCreatePixmap (dpy, target->vt, window_width, window_height, target->depth);	1282	bg_pixmap = XCreatePixmap (dpy, vt, window_width, window_height, depth);
1352		1283	bg_pmap_width = window_width;
1353	if (tiled_root_pmap == None) /* something really bad happened - abort */	1284	bg_pmap_height = window_height;
1354	return 0;	1285	}
1355		1286
1356	/* straightforward pixmap copy */	1287	/* straightforward pixmap copy */
		1288	while (sx < 0) sx += root_width;
		1289	while (sy < 0) sy += root_height;
		1290
1357	gcv.tile = recoded_root_pmap;	1291	gcv.tile = recoded_root_pmap;
1358	gcv.fill_style = FillTiled;	1292	gcv.fill_style = FillTiled;
1359
1360	while (sx < 0) sx += (int)root_width;
1361	while (sy < 0) sy += (int)root_height;
1362
1363	gcv.ts_x_origin = -sx;	1293	gcv.ts_x_origin = -sx;
1364	gcv.ts_y_origin = -sy;	1294	gcv.ts_y_origin = -sy;
1365	gc = XCreateGC (dpy, target->vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	1295	gc = XCreateGC (dpy, vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
1366		1296
1367	if (gc)	1297	if (gc)
1368	{	1298	{
1369	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);	1299	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);
1370	result |= transpPmapTiled;	1300	result |= BG_IS_VALID | (bg_flags & BG_EFFECTS_FLAGS);
1371	XFreeGC (dpy, gc);	1301	XFreeGC (dpy, gc);
1372	}
1373		1302
1374	if (tiled_root_pmap != None)	1303	if (!(bg_flags & BG_CLIENT_RENDER))
1375	{
1376	if (!need_client_side_rendering ())
1377	{	1304	{
1378	if ((flags & blurNeeded)	1305	if ((bg_flags & BG_NEEDS_BLUR)
1379	&& (flags & HAS_RENDER_CONV))	1306	&& (bg_flags & BG_HAS_RENDER_CONV))
1380	{
1381	if (blur_pixmap (tiled_root_pmap, target->visual, window_width, window_height))
1382	result |= transpPmapBlurred;
1383	}	1307	{
1384	if ((flags & tintNeeded)	1308	if (blur_pixmap (bg_pixmap, visual, window_width, window_height))
1385	&& (flags & (tintWholesome | HAS_RENDER)))	1309	result &= ~BG_NEEDS_BLUR;
1386	{	1310	}
		1311	if ((bg_flags & BG_NEEDS_TINT)
		1312	&& (bg_flags & (BG_TINT_BITAND | BG_HAS_RENDER)))
		1313	{
1387	if (tint_pixmap (tiled_root_pmap, target->visual, window_width, window_height))	1314	if (tint_pixmap (bg_pixmap, visual, window_width, window_height))
1388	result |= transpPmapTinted;	1315	result &= ~BG_NEEDS_TINT;
1389	}	1316	}
1390	} /* server side rendering completed */	1317	} /* server side rendering completed */
1391
1392	if (pixmap)
1393	XFreePixmap (dpy, pixmap);
1394
1395	pixmap = tiled_root_pmap;
1396	pmap_width = window_width;
1397	pmap_height = window_height;
1398	pmap_depth = target->depth;
1399	}	1318	}
1400		1319
1401	if (recoded_root_pmap != root_pixmap)	1320	if (recoded_root_pmap != root_pixmap)
1402	XFreePixmap (dpy, recoded_root_pmap);	1321	XFreePixmap (dpy, recoded_root_pmap);
1403		1322
1404	return result;	1323	return result;
1405	}	1324	}
1406		1325
1407	void	1326	void
1408	bgPixmap_t::set_root_pixmap ()	1327	rxvt_term::bg_set_root_pixmap ()
1409	{	1328	{
1410	Pixmap new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);	1329	Pixmap new_root_pixmap = get_pixmap_property (xa[XA_XROOTPMAP_ID]);
1411	if (new_root_pixmap == None)	1330	if (new_root_pixmap == None)
1412	new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);	1331	new_root_pixmap = get_pixmap_property (xa[XA_ESETROOT_PMAP_ID]);
1413		1332
1414	root_pixmap = new_root_pixmap;	1333	root_pixmap = new_root_pixmap;
1415	}	1334	}
1416	# endif /* ENABLE_TRANSPARENCY */	1335	# endif /* ENABLE_TRANSPARENCY */
1417		1336
1418	# ifndef HAVE_AFTERIMAGE	1337	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1419	static void ShadeXImage(Visual *visual, XImage *srcImage, int shade, int rm, int gm, int bm);	1338	static void shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c);
1420	# endif	1339	# endif
1421		1340
1422	bool	1341	bool
1423	bgPixmap_t::render ()	1342	rxvt_term::bg_render ()
1424	{	1343	{
1425	unsigned long background_flags = 0;	1344	unsigned long tr_flags = 0;
1426		1345
1427	if (target == NULL)
1428	return false;
1429
1430	invalidate ();	1346	bg_invalidate ();
1431	# ifdef ENABLE_TRANSPARENCY	1347	# ifdef ENABLE_TRANSPARENCY
1432	if (flags & isTransparent)	1348	if (bg_flags & BG_IS_TRANSPARENT)
1433	{	1349	{
1434	/* we need to re-generate transparency pixmap in that case ! */	1350	/* we need to re-generate transparency pixmap in that case ! */
1435	background_flags = make_transparency_pixmap ();	1351	tr_flags = make_transparency_pixmap ();
1436	if (background_flags == 0)	1352	if (tr_flags == 0)
1437	return false;	1353	return false;
1438	else if ((background_flags & transpTransformations) == (flags & transpTransformations))	1354	else if (!(tr_flags & BG_EFFECTS_FLAGS))
1439	flags = flags & ~isInvalid;	1355	bg_flags |= BG_IS_VALID;
1440	}	1356	}
1441	# endif	1357	# endif
1442		1358
1443	# ifdef BG_IMAGE_FROM_FILE	1359	# ifdef BG_IMAGE_FROM_FILE
1444	if (have_image	1360	if ((bg_flags & BG_IS_FROM_FILE)
1445	|| (background_flags & transpTransformations) != (flags & transpTransformations))	1361	|| (tr_flags & BG_EFFECTS_FLAGS))
1446	{	1362	{
1447	if (render_image (background_flags))	1363	if (render_image (tr_flags))
1448	flags = flags & ~isInvalid;	1364	bg_flags |= BG_IS_VALID;
1449	}	1365	}
1450	# endif	1366	# endif
1451		1367
1452	# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) && !XRENDER	1368	# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1453	XImage *result = NULL;	1369	XImage *result = NULL;
1454		1370
1455	if (background_flags && (flags & isInvalid))	1371	if (tr_flags && !(bg_flags & BG_IS_VALID))
1456	{	1372	{
1457	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);	1373	result = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
1458	}	1374	}
1459		1375
1460	if (result)	1376	if (result)
1461	{	1377	{
1462	/* our own client-side tinting */	1378	/* our own client-side tinting */
1463	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	1379	if (tr_flags & BG_NEEDS_TINT)
1464	{	1380	{
1465	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1381	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1466	if (flags & tintSet)	1382	if (bg_flags & BG_TINT_SET)
1467	tint.get (c);	1383	tint.get (c);
1468	ShadeXImage (DefaultVisual (target->dpy, target->display->screen), result, shade, c.r, c.g, c.b);	1384	shade_ximage (DefaultVisual (dpy, display->screen), result, shade, c);
1469	}	1385	}
1470		1386
1471	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);	1387	GC gc = XCreateGC (dpy, vt, 0UL, NULL);
1472		1388
1473	if (gc)	1389	if (gc)
1474	{	1390	{
1475	XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);	1391	XPutImage (dpy, bg_pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1476		1392
1477	XFreeGC (target->dpy, gc);	1393	XFreeGC (dpy, gc);
1478	flags = flags & ~isInvalid;	1394	bg_flags |= BG_IS_VALID;
1479	}	1395	}
1480		1396
1481	XDestroyImage (result);	1397	XDestroyImage (result);
1482	}	1398	}
1483	# endif	1399	# endif
1484		1400
1485	if (flags & isInvalid)	1401	if (!(bg_flags & BG_IS_VALID))
1486	{	1402	{
1487	if (pixmap != None)	1403	if (bg_pixmap != None)
1488	{	1404	{
1489	XFreePixmap (target->dpy, pixmap);	1405	XFreePixmap (dpy, bg_pixmap);
1490	pixmap = None;	1406	bg_pixmap = None;
1491	}	1407	}
1492	}	1408	}
1493		1409
1494	apply ();	1410	scr_recolour (false);
		1411	bg_flags |= BG_NEEDS_REFRESH;
1495		1412
1496	valid_since = ev::now ();	1413	bg_valid_since = ev::now ();
1497		1414
1498	return true;	1415	return true;
1499	}	1416	}
1500		1417
1501	void	1418	void
1502	bgPixmap_t::set_target (rxvt_term *new_target)	1419	rxvt_term::bg_init ()
1503	{	1420	{
1504	target = new_target;	1421	#ifdef ENABLE_TRANSPARENCY
		1422	shade = 100;
		1423	#endif
1505		1424
1506	flags &= ~(HAS_RENDER | HAS_RENDER_CONV);	1425	bg_flags &= ~(BG_HAS_RENDER | BG_HAS_RENDER_CONV);
1507	#if XRENDER	1426	#if XRENDER
1508	int major, minor;	1427	int major, minor;
1509	if (XRenderQueryVersion (target->dpy, &major, &minor))	1428	if (XRenderQueryVersion (dpy, &major, &minor))
1510	flags |= HAS_RENDER;	1429	bg_flags |= BG_HAS_RENDER;
1511	XFilters *filters = XRenderQueryFilters (target->dpy, target->vt);	1430	XFilters *filters = XRenderQueryFilters (dpy, vt);
1512	if (filters)	1431	if (filters)
1513	{	1432	{
1514	for (int i = 0; i < filters->nfilter; i++)	1433	for (int i = 0; i < filters->nfilter; i++)
1515	if (!strcmp (filters->filter[i], FilterConvolution))	1434	if (!strcmp (filters->filter[i], FilterConvolution))
1516	flags |= HAS_RENDER_CONV;	1435	bg_flags |= BG_HAS_RENDER_CONV;
1517		1436
1518	XFree (filters);	1437	XFree (filters);
1519	}	1438	}
1520	#endif	1439	#endif
1521	}	1440	}
1522		1441
1523	void
1524	bgPixmap_t::apply ()
1525	{
1526	if (target == NULL)
1527	return;
1528
1529	if (pixmap != None)
1530	{
1531	/* set target's background to pixmap */
1532	# ifdef ENABLE_TRANSPARENCY
1533	if (flags & isTransparent)
1534	{
1535	XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);
1536	XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);
1537
1538	if (target->scrollBar.win)
1539	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);
1540	}
1541	else
1542	# endif
1543	{
1544	/* force old pixmap dereference in case it was transparent before :*/
1545	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1546	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1547	/* do we also need to set scrollbar's background here ? */
1548
1549	if (target->scrollBar.win)
1550	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1551	}
1552	}
1553	else
1554	{
1555	/* set target background to a pixel */
1556	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1557	XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);
1558	/* do we also need to set scrollbar's background here ? */
1559	if (target->scrollBar.win)
1560	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1561	}
1562
1563	/* don't want Expose on the parent or vt. It is better to use
1564	scr_touch or we get a great deal of flicker otherwise: */
1565	XClearWindow (target->dpy, target->parent[0]);
1566
1567	if (target->scrollBar.state && target->scrollBar.win)
1568	{
1569	target->scrollBar.state = STATE_IDLE;
1570	target->scrollBar.show (0);
1571	}
1572
1573	target->want_refresh = 1;
1574	flags |= hasChanged;
1575	}
1576
1577	#endif /* HAVE_BG_PIXMAP */	1442	#endif /* HAVE_BG_PIXMAP */
1578		1443
1579	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) && !XRENDER	1444	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1580	/* taken from aterm-0.4.2 */	1445	/* taken from aterm-0.4.2 */
1581		1446
1582	static void	1447	static void
1583	ShadeXImage(Visual *visual, XImage *srcImage, int shade, int rm, int gm, int bm)	1448	shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c)
1584	{	1449	{
1585	int sh_r, sh_g, sh_b;	1450	int sh_r, sh_g, sh_b;
1586	uint32_t mask_r, mask_g, mask_b;	1451	uint32_t mask_r, mask_g, mask_b;
1587	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;	1452	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1588	unsigned int lower_lim_r, lower_lim_g, lower_lim_b;	1453	rgba low;
1589	unsigned int upper_lim_r, upper_lim_g, upper_lim_b;	1454	rgba high;
1590	int i;	1455	int i;
1591	int host_byte_order = byteorder.big_endian () ? MSBFirst : LSBFirst;	1456	int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
1592		1457
1593	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return;	1458	if (visual->c_class != TrueColor || ximage->format != ZPixmap) return;
1594		1459
1595	/* for convenience */	1460	/* for convenience */
1596	mask_r = visual->red_mask;	1461	mask_r = visual->red_mask;
1597	mask_g = visual->green_mask;	1462	mask_g = visual->green_mask;
1598	mask_b = visual->blue_mask;	1463	mask_b = visual->blue_mask;
1599		1464
1600	/* boring lookup table pre-initialization */	1465	/* boring lookup table pre-initialization */
1601	switch (srcImage->depth)	1466	switch (ximage->depth)
1602	{	1467	{
1603	case 15:	1468	case 15:
1604	if ((mask_r != 0x7c00) ||	1469	if ((mask_r != 0x7c00) ||
1605	(mask_g != 0x03e0) ||	1470	(mask_g != 0x03e0) ||
1606	(mask_b != 0x001f))	1471	(mask_b != 0x001f))
…		…
1659	/* prepare limits for color transformation (each channel is handled separately) */	1524	/* prepare limits for color transformation (each channel is handled separately) */
1660	if (shade > 100)	1525	if (shade > 100)
1661	{	1526	{
1662	shade = 200 - shade;	1527	shade = 200 - shade;
1663		1528
1664	lower_lim_r = 65535-rm;	1529	high.r = c.r * shade / 100;
1665	lower_lim_g = 65535-gm;	1530	high.g = c.g * shade / 100;
1666	lower_lim_b = 65535-bm;	1531	high.b = c.b * shade / 100;
1667		1532
1668	lower_lim_r = 65535-(unsigned int)(((uint32_t)lower_lim_r)*((uint32_t)shade)/100);	1533	low.r = 65535 * (100 - shade) / 100;
1669	lower_lim_g = 65535-(unsigned int)(((uint32_t)lower_lim_g)*((uint32_t)shade)/100);	1534	low.g = 65535 * (100 - shade) / 100;
1670	lower_lim_b = 65535-(unsigned int)(((uint32_t)lower_lim_b)*((uint32_t)shade)/100);	1535	low.b = 65535 * (100 - shade) / 100;
1671
1672	upper_lim_r = upper_lim_g = upper_lim_b = 65535;
1673	}	1536	}
1674	else	1537	else
1675	{	1538	{
		1539	high.r = c.r * shade / 100;
		1540	high.g = c.g * shade / 100;
		1541	high.b = c.b * shade / 100;
1676		1542
1677	lower_lim_r = lower_lim_g = lower_lim_b = 0;	1543	low.r = low.g = low.b = 0;
1678
1679	upper_lim_r = (unsigned int)((((uint32_t)rm)*((uint32_t)shade))/100);
1680	upper_lim_g = (unsigned int)((((uint32_t)gm)*((uint32_t)shade))/100);
1681	upper_lim_b = (unsigned int)((((uint32_t)bm)*((uint32_t)shade))/100);
1682	}	1544	}
1683		1545
1684	/* fill our lookup tables */	1546	/* fill our lookup tables */
1685	for (i = 0; i <= mask_r>>sh_r; i++)	1547	for (i = 0; i <= mask_r>>sh_r; i++)
1686	{	1548	{
1687	uint32_t tmp;	1549	uint32_t tmp;
1688	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_r-lower_lim_r));	1550	tmp = i * high.r;
1689	tmp += ((uint32_t)(mask_r>>sh_r))*((uint32_t)lower_lim_r);	1551	tmp += (mask_r>>sh_r) * low.r;
1690	lookup_r[i] = (tmp/65535)<<sh_r;	1552	lookup_r[i] = (tmp/65535)<<sh_r;
1691	}	1553	}
1692	for (i = 0; i <= mask_g>>sh_g; i++)	1554	for (i = 0; i <= mask_g>>sh_g; i++)
1693	{	1555	{
1694	uint32_t tmp;	1556	uint32_t tmp;
1695	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_g-lower_lim_g));	1557	tmp = i * high.g;
1696	tmp += ((uint32_t)(mask_g>>sh_g))*((uint32_t)lower_lim_g);	1558	tmp += (mask_g>>sh_g) * low.g;
1697	lookup_g[i] = (tmp/65535)<<sh_g;	1559	lookup_g[i] = (tmp/65535)<<sh_g;
1698	}	1560	}
1699	for (i = 0; i <= mask_b>>sh_b; i++)	1561	for (i = 0; i <= mask_b>>sh_b; i++)
1700	{	1562	{
1701	uint32_t tmp;	1563	uint32_t tmp;
1702	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_b-lower_lim_b));	1564	tmp = i * high.b;
1703	tmp += ((uint32_t)(mask_b>>sh_b))*((uint32_t)lower_lim_b);	1565	tmp += (mask_b>>sh_b) * low.b;
1704	lookup_b[i] = (tmp/65535)<<sh_b;	1566	lookup_b[i] = (tmp/65535)<<sh_b;
1705	}	1567	}
1706		1568
1707	/* apply table to input image (replacing colors by newly calculated ones) */	1569	/* apply table to input image (replacing colors by newly calculated ones) */
1708	if (srcImage->bits_per_pixel == 32	1570	if (ximage->bits_per_pixel == 32
1709	&& (srcImage->depth == 24 || srcImage->depth == 32)	1571	&& (ximage->depth == 24 || ximage->depth == 32)
1710	&& srcImage->byte_order == host_byte_order)	1572	&& ximage->byte_order == host_byte_order)
1711	{	1573	{
1712	uint32_t *p1, *pf, *p, *pl;	1574	uint32_t *p1, *pf, *p, *pl;
1713	p1 = (uint32_t *) srcImage->data;	1575	p1 = (uint32_t *) ximage->data;
1714	pf = (uint32_t *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);	1576	pf = (uint32_t *) (ximage->data + ximage->height * ximage->bytes_per_line);
1715		1577
1716	while (p1 < pf)	1578	while (p1 < pf)
1717	{	1579	{
1718	p = p1;	1580	p = p1;
1719	pl = p1 + srcImage->width;	1581	pl = p1 + ximage->width;
1720	for (; p < pl; p++)	1582	for (; p < pl; p++)
1721	{	1583	{
1722	*p = lookup_r[(*p & 0xff0000) >> 16] |	1584	*p = lookup_r[(*p & 0xff0000) >> 16] |
1723	lookup_g[(*p & 0x00ff00) >> 8] |	1585	lookup_g[(*p & 0x00ff00) >> 8] |
1724	lookup_b[(*p & 0x0000ff)] |	1586	lookup_b[(*p & 0x0000ff)] |
1725	(*p & 0xff000000);	1587	(*p & 0xff000000);
1726	}	1588	}
1727	p1 = (uint32_t *) ((char *) p1 + srcImage->bytes_per_line);	1589	p1 = (uint32_t *) ((char *) p1 + ximage->bytes_per_line);
1728	}	1590	}
1729	}	1591	}
1730	else	1592	else
1731	{	1593	{
1732	for (int y = 0; y < srcImage->height; y++)	1594	for (int y = 0; y < ximage->height; y++)
1733	for (int x = 0; x < srcImage->width; x++)	1595	for (int x = 0; x < ximage->width; x++)
1734	{	1596	{
1735	unsigned long pixel = XGetPixel (srcImage, x, y);	1597	unsigned long pixel = XGetPixel (ximage, x, y);
1736	pixel = lookup_r[(pixel & mask_r) >> sh_r] |	1598	pixel = lookup_r[(pixel & mask_r) >> sh_r] |
1737	lookup_g[(pixel & mask_g) >> sh_g] |	1599	lookup_g[(pixel & mask_g) >> sh_g] |
1738	lookup_b[(pixel & mask_b) >> sh_b];	1600	lookup_b[(pixel & mask_b) >> sh_b];
1739	XPutPixel (srcImage, x, y, pixel);	1601	XPutPixel (ximage, x, y, pixel);
1740	}	1602	}
1741	}	1603	}
1742		1604
1743	free (lookup);	1605	free (lookup);
1744	}	1606	}

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