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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.103 by sf-exg, Sun Oct 31 11:15:29 2010 UTC vs.
Revision 1.152 by sf-exg, Sun May 8 21:03:03 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
…		…
91	* scale Scale both up and down	59	* scale Scale both up and down
92	* auto Same as 100x100+50+50	60	* auto Same as 100x100+50+50
93	*/	61	*/
94		62
95	#ifdef HAVE_BG_PIXMAP	63	#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	64	void
121	bgPixmap_t::destroy ()	65	rxvt_term::bg_destroy ()
122	{	66	{
123	#ifdef HAVE_AFTERIMAGE	67	#ifdef HAVE_AFTERIMAGE
124	if (original_asim)	68	if (original_asim)
125	safe_asimage_destroy (original_asim);	69	safe_asimage_destroy (original_asim);
		70	if (asv)
		71	destroy_asvisual (asv, 0);
		72	if (asimman)
		73	destroy_image_manager (asimman, 0);
126	#endif	74	#endif
127		75
128	#ifdef HAVE_PIXBUF	76	#ifdef HAVE_PIXBUF
129	if (pixbuf)	77	if (pixbuf)
130	g_object_unref (pixbuf);	78	g_object_unref (pixbuf);
131	#endif	79	#endif
132		80
133	if (pixmap && target)	81	if (bg_pixmap)
134	XFreePixmap (target->dpy, pixmap);	82	XFreePixmap (dpy, bg_pixmap);
135	}	83	}
136		84
137	bool	85	bool
138	bgPixmap_t::window_size_sensitive ()	86	rxvt_term::bg_set_position (int x, int y)
		87	{
		88
		89	if (target_x != x
		90	|| target_y != y)
		91	{
		92	target_x = x;
		93	target_y = y;
		94	return true;
		95	}
		96	return false;
		97	}
		98
		99	bool
		100	rxvt_term::bg_window_size_sensitive ()
139	{	101	{
140	# ifdef ENABLE_TRANSPARENCY	102	# ifdef ENABLE_TRANSPARENCY
141	if (flags & isTransparent)	103	if (bg_flags & BG_IS_TRANSPARENT)
142	return true;	104	return true;
143	# endif	105	# endif
144		106
145	# ifdef BG_IMAGE_FROM_FILE	107	# ifdef BG_IMAGE_FROM_FILE
146	if (have_image)	108	if (bg_flags & BG_IS_FROM_FILE)
147	{	109	{
148	if (flags & sizeSensitive)	110	if (bg_flags & BG_IS_SIZE_SENSITIVE)
149	return true;	111	return true;
150	}	112	}
151	# endif	113	# endif
152		114
153	return false;	115	return false;
154	}	116	}
155		117
156	bool	118	bool
157	bgPixmap_t::window_position_sensitive ()	119	rxvt_term::bg_window_position_sensitive ()
158	{	120	{
159	# ifdef ENABLE_TRANSPARENCY	121	# ifdef ENABLE_TRANSPARENCY
160	if (flags & isTransparent)	122	if (bg_flags & BG_IS_TRANSPARENT)
161	return true;	123	return true;
162	# endif	124	# endif
163		125
164	# ifdef BG_IMAGE_FROM_FILE	126	# ifdef BG_IMAGE_FROM_FILE
165	if (have_image)	127	if (bg_flags & BG_IS_FROM_FILE)
166	{	128	{
167	if (flags & rootAlign)	129	if (bg_flags & BG_ROOT_ALIGN)
168	return true;	130	return true;
169	}	131	}
170	# endif	132	# endif
171		133
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;	134	return false;
182	}	135	}
183		136
184	# ifdef BG_IMAGE_FROM_FILE	137	# ifdef BG_IMAGE_FROM_FILE
185	static inline bool	138	static inline bool
…		…
248	dst_size = target_size - dst_pos;	201	dst_size = target_size - dst_pos;
249	return src_pos;	202	return src_pos;
250	}	203	}
251		204
252	bool	205	bool
253	bgPixmap_t::set_geometry (const char *geom)	206	rxvt_term::bg_set_geometry (const char *geom, bool update)
254	{	207	{
		208	bool changed = false;
255	int geom_flags = 0, changed = 0;	209	int geom_flags = 0;
256	int x = 0, y = 0;	210	int x = 0, y = 0;
257	unsigned int w = 0, h = 0;	211	unsigned int w = 0, h = 0;
258	unsigned int n;	212	unsigned int n;
259	unsigned long new_flags = (flags & (~geometryFlags));	213	unsigned long new_flags = (bg_flags & (~BG_GEOMETRY_FLAGS));
260	const char *p;	214	const char *ops;
261	# define MAXLEN_GEOM 256 /* could be longer than regular geometry string */
262		215
263	if (geom == NULL)	216	if (geom == NULL)
264	return false;	217	return false;
265		218
266	char str[MAXLEN_GEOM];	219	char str[256];
267		220
268	while (isspace(*geom)) ++geom;
269	if ((p = strchr (geom, ';')) == NULL)
270	p = strchr (geom, '\0');	221	ops = strchr (geom, ':');
271		222	if (ops == NULL)
		223	n = strlen (geom);
		224	else
272	n = (p - geom);	225	n = ops - geom;
273	if (n < MAXLEN_GEOM)
274	{
275	char *ops;
276	new_flags |= geometrySet;
277		226
		227	if (n >= sizeof (str))
		228	return false;
		229
278	memcpy (str, geom, n);	230	memcpy (str, geom, n);
279	str[n] = '\0';	231	str[n] = '\0';
280	if (str[0] == ':')	232	rxvt_strtrim (str);
281	ops = &str[0];
282	else if (str[0] != 'x' && str[0] != 'X' && isalpha(str[0]))
283	ops = &str[0];
284	else
285	{
286	char *tmp;
287	ops = strchr (str, ':');
288	if (ops != NULL)
289	{
290	for (tmp = ops-1; tmp >= str && isspace(*tmp); --tmp);
291	*(++tmp) = '\0';
292	if (ops == tmp) ++ops;
293	}
294	}
295		233
296	if (ops > str || ops == NULL)	234	if (str[0])
297	{	235	{
298	/* we have geometry string - let's handle it prior to applying ops */	236	/* we have geometry string - let's handle it prior to applying ops */
299	geom_flags = XParseGeometry (str, &x, &y, &w, &h);	237	geom_flags = XParseGeometry (str, &x, &y, &w, &h);
300
301	if ((geom_flags & XValue) && !(geom_flags & YValue))
302	{
303	y = x;
304	geom_flags |= YValue;
305	}
306
307	if (flags & geometrySet)
308	{
309	/* new geometry is an adjustment to the old one ! */
310	if ((geom_flags & WidthValue) && (geom_flags & HeightValue))
311	{
312	if (w == 0 && h != 0)
313	{
314	w = h_scale;
315	h = (v_scale * h) / 100;
316	}
317	else if (h == 0 && w != 0)
318	{
319	w = (h_scale * w) / 100;
320	h = v_scale;
321	}
322	}
323	if (geom_flags & XValue)
324	{
325	if (str[0] != '=')
326	{
327	y += v_align;
328	x += h_align;
329	}
330	}
331	}
332	else /* setting up geometry from scratch */
333	{
334	if (!(geom_flags & XValue))
335	{
336	/* use default geometry - centered */
337	x = y = defaultAlign;
338	}
339	else if (!(geom_flags & YValue))
340	y = x;
341
342	if ((geom_flags & (WidthValue|HeightValue)) == 0)
343	{
344	/* use default geometry - scaled */
345	w = h = defaultScale;
346	}
347	else if (geom_flags & WidthValue)
348	{
349	if (!(geom_flags & HeightValue))
350	h = w;
351	}
352	else
353	w = h;
354	}
355	} /* done parsing geometry string */	238	} /* done parsing geometry string */
356	else if (!(flags & geometrySet))	239
357	{	240	if (!update)
358	/* default geometry - scaled and centered */	241	{
		242	if (!(geom_flags & XValue))
359	x = y = defaultAlign;	243	x = y = defaultAlign;
		244	else if (!(geom_flags & YValue))
		245	y = x;
		246
		247	if (!(geom_flags & (WidthValue|HeightValue)))
360	w = h = defaultScale;	248	w = h = defaultScale;
361	}	249	else if (!(geom_flags & HeightValue))
		250	h = w;
		251	else if (!(geom_flags & WidthValue))
		252	w = h;
362		253
363	if (!(flags & geometrySet))
364	geom_flags |= WidthValue|HeightValue|XValue|YValue;	254	geom_flags |= WidthValue|HeightValue|XValue|YValue;
		255	}
365		256
366	if (ops)	257	if (ops)
367	{	258	{
368	while (*ops)	259	char **arr = rxvt_strsplit (':', ops + 1);
		260
		261	for (int i = 0; arr[i]; i++)
369	{	262	{
370	while (*ops == ':' || isspace(*ops)) ++ops;	263	if (!strcasecmp (arr[i], "tile"))
371
372	# define CHECK_GEOM_OPS(op_str) (strncasecmp (ops, (op_str), sizeof (op_str) - 1) == 0)
373	if (CHECK_GEOM_OPS ("tile"))
374	{	264	{
375	w = h = noScale;	265	w = h = noScale;
376	geom_flags |= WidthValue|HeightValue;	266	geom_flags |= WidthValue|HeightValue;
377	}	267	}
378	else if (CHECK_GEOM_OPS ("propscale"))	268	else if (!strcasecmp (arr[i], "propscale"))
379	{	269	{
380	new_flags |= propScale;	270	new_flags |= BG_PROP_SCALE;
381	}	271	}
382	else if (CHECK_GEOM_OPS ("hscale"))	272	else if (!strcasecmp (arr[i], "hscale"))
383	{	273	{
384	if (w == 0) w = windowScale;	274	if (w == 0) w = windowScale;
385		275
386	h = noScale;	276	h = noScale;
387	geom_flags |= WidthValue|HeightValue;	277	geom_flags |= WidthValue|HeightValue;
388	}	278	}
389	else if (CHECK_GEOM_OPS ("vscale"))	279	else if (!strcasecmp (arr[i], "vscale"))
390	{	280	{
391	if (h == 0) h = windowScale;	281	if (h == 0) h = windowScale;
392		282
393	w = noScale;	283	w = noScale;
394	geom_flags |= WidthValue|HeightValue;	284	geom_flags |= WidthValue|HeightValue;
395	}	285	}
396	else if (CHECK_GEOM_OPS ("scale"))	286	else if (!strcasecmp (arr[i], "scale"))
397	{	287	{
398	if (h == 0) h = windowScale;	288	if (h == 0) h = windowScale;
399	if (w == 0) w = windowScale;	289	if (w == 0) w = windowScale;
400		290
401	geom_flags |= WidthValue|HeightValue;	291	geom_flags |= WidthValue|HeightValue;
402	}	292	}
403	else if (CHECK_GEOM_OPS ("auto"))	293	else if (!strcasecmp (arr[i], "auto"))
404	{	294	{
405	w = h = windowScale;	295	w = h = windowScale;
406	x = y = centerAlign;	296	x = y = centerAlign;
407	geom_flags |= WidthValue|HeightValue|XValue|YValue;	297	geom_flags |= WidthValue|HeightValue|XValue|YValue;
408	}	298	}
409	else if (CHECK_GEOM_OPS ("root"))	299	else if (!strcasecmp (arr[i], "root"))
410	{	300	{
411	new_flags |= rootAlign;	301	new_flags |= BG_ROOT_ALIGN;
412	w = h = noScale;	302	w = h = noScale;
413	geom_flags |= WidthValue|HeightValue;	303	geom_flags |= WidthValue|HeightValue;
414	}	304	}
415	# undef CHECK_GEOM_OPS
416
417	while (*ops != ':' && *ops != '\0') ++ops;
418	} /* done parsing ops */	305	} /* done parsing ops */
419	}
420		306
		307	rxvt_free_strsplit (arr);
		308	}
		309
421	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) ++changed;	310	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;	311	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;	312	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;	313	if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
425	}
426		314
427	if (new_flags != flags)	315	if (new_flags != bg_flags)
428	{	316	{
429	flags = new_flags;	317	bg_flags = new_flags;
430	changed++;	318	changed = true;
431	}	319	}
432		320
433	return (changed > 0);	321	return changed;
434	}	322	}
435		323
436	void	324	void
437	bgPixmap_t::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)	325	rxvt_term::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
438	{	326	{
439	int target_width = target->szHint.width;	327	int target_width = szHint.width;
440	int target_height = target->szHint.height;	328	int target_height = szHint.height;
441		329
442	if (flags & propScale)	330	if (bg_flags & BG_PROP_SCALE)
443	{	331	{
444	float scale = (float)target_width / image_width;	332	float scale = (float)target_width / image_width;
445	min_it (scale, (float)target_height / image_height);	333	min_it (scale, (float)target_height / image_height);
446	w = image_width * scale + 0.5;	334	w = image_width * scale + 0.5;
447	h = image_height * scale + 0.5;	335	h = image_height * scale + 0.5;
…		…
453	}	341	}
454		342
455	if (!w) w = image_width;	343	if (!w) w = image_width;
456	if (!h) h = image_height;	344	if (!h) h = image_height;
457		345
458	if (flags & rootAlign)	346	if (bg_flags & BG_ROOT_ALIGN)
459	{	347	{
460	target->get_window_origin (x, y);
461	x = -x;	348	x = -target_x;
462	y = -y;	349	y = -target_y;
463	}	350	}
464	else	351	else
465	{	352	{
466	x = make_align_position (h_align, target_width, w);	353	x = make_align_position (h_align, target_width, w);
467	y = make_align_position (v_align, target_height, h);	354	y = make_align_position (v_align, target_height, h);
468	}	355	}
469		356
470	flags &= ~sizeSensitive;	357	bg_flags &= ~BG_IS_SIZE_SENSITIVE;
471	if ((flags & propScale) || h_scale || v_scale	358	if ((bg_flags & BG_PROP_SCALE) || h_scale || v_scale
472	|| (!(flags & rootAlign) && (h_align || v_align))	359	|| (!(bg_flags & BG_ROOT_ALIGN) && (h_align || v_align))
473	|| w > target_width || h > target_height)	360	|| w > target_width || h > target_height)
474	flags |= sizeSensitive;	361	bg_flags |= BG_IS_SIZE_SENSITIVE;
475	}	362	}
476		363
477	# ifdef HAVE_AFTERIMAGE	364	# ifdef HAVE_AFTERIMAGE
478	bool	365	bool
479	bgPixmap_t::render_image (unsigned long background_flags)	366	rxvt_term::render_image (unsigned long tr_flags)
480	{	367	{
481	if (target == NULL)
482	return false;
483
484	target->init_asv ();	368	init_asv ();
485		369
486	ASImage *background = NULL;	370	ASImage *background = NULL;
487	ARGB32 background_tint = TINT_LEAVE_SAME;	371	ARGB32 background_tint = TINT_LEAVE_SAME;
488		372
489	# ifdef ENABLE_TRANSPARENCY	373	# ifdef ENABLE_TRANSPARENCY
490	if (background_flags)	374	if (tr_flags)
491	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);	375	background = pixmap2ximage (asv, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, 100);
492		376
493	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	377	if (tr_flags & BG_NEEDS_TINT)
494	{	378	{
495	ShadingInfo as_shade;	379	ShadingInfo as_shade;
496	as_shade.shading = shade;	380	as_shade.shading = shade;
497		381
498	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	382	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
499	if (flags & tintSet)	383	if (bg_flags & BG_TINT_SET)
500	tint.get (c);	384	tint.get (c);
501	as_shade.tintColor.red = c.r;	385	as_shade.tintColor.red = c.r;
502	as_shade.tintColor.green = c.g;	386	as_shade.tintColor.green = c.g;
503	as_shade.tintColor.blue = c.b;	387	as_shade.tintColor.blue = c.b;
504		388
505	background_tint = shading2tint32 (&as_shade);	389	background_tint = shading2tint32 (&as_shade);
506	}	390	}
507		391
508	if (!(background_flags & transpPmapBlurred) && (flags & blurNeeded) && background != NULL)	392	if ((tr_flags & BG_NEEDS_BLUR) && background != NULL)
509	{	393	{
510	ASImage *tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,	394	ASImage *tmp = blur_asimage_gauss (asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
511	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,	395	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,
512	100, ASIMAGE_QUALITY_DEFAULT);	396	100, ASIMAGE_QUALITY_DEFAULT);
513	if (tmp)	397	if (tmp)
514	{	398	{
515	destroy_asimage (&background);	399	destroy_asimage (&background);
…		…
518	}	402	}
519	# endif	403	# endif
520		404
521	ASImage *result = 0;	405	ASImage *result = 0;
522		406
523	int target_width = target->szHint.width;	407	int target_width = szHint.width;
524	int target_height = target->szHint.height;	408	int target_height = szHint.height;
525	int new_pmap_width = target_width;	409	int new_pmap_width = target_width;
526	int new_pmap_height = target_height;	410	int new_pmap_height = target_height;
527		411
528	int x = 0;	412	int x = 0;
529	int y = 0;	413	int y = 0;
…		…
532		416
533	if (original_asim)	417	if (original_asim)
534	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);	418	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
535		419
536	if (!original_asim	420	if (!original_asim
537	|| (!(flags & rootAlign)	421	|| (!(bg_flags & BG_ROOT_ALIGN)
538	&& (x >= target_width	422	&& (x >= target_width
539	|| y >= target_height	423	|| y >= target_height
540	|| (x + w <= 0)	424	|| (x + w <= 0)
541	|| (y + h <= 0))))	425	|| (y + h <= 0))))
542	{	426	{
…		…
546	new_pmap_height = background->height;	430	new_pmap_height = background->height;
547	result = background;	431	result = background;
548		432
549	if (background_tint != TINT_LEAVE_SAME)	433	if (background_tint != TINT_LEAVE_SAME)
550	{	434	{
551	ASImage *tmp = tile_asimage (target->asv, background, 0, 0,	435	ASImage *tmp = tile_asimage (asv, background, 0, 0,
552	target_width, target_height, background_tint,	436	target_width, target_height, background_tint,
553	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);	437	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
554	if (tmp)	438	if (tmp)
555	result = tmp;	439	result = tmp;
556	}	440	}
…		…
563	result = original_asim;	447	result = original_asim;
564		448
565	if ((w != original_asim->width)	449	if ((w != original_asim->width)
566	|| (h != original_asim->height))	450	|| (h != original_asim->height))
567	{	451	{
568	result = scale_asimage (target->asv, original_asim,	452	result = scale_asimage (asv, original_asim,
569	w, h,	453	w, h,
570	background ? ASA_ASImage : ASA_XImage,	454	background ? ASA_ASImage : ASA_XImage,
571	100, ASIMAGE_QUALITY_DEFAULT);	455	100, ASIMAGE_QUALITY_DEFAULT);
572	}	456	}
573		457
…		…
579	but there is no need to make it bigger than the window! */	463	but there is no need to make it bigger than the window! */
580	new_pmap_width = min (result->width, target_width);	464	new_pmap_width = min (result->width, target_width);
581	new_pmap_height = min (result->height, target_height);	465	new_pmap_height = min (result->height, target_height);
582		466
583	/* we also need to tile our image in both directions */	467	/* we also need to tile our image in both directions */
584	ASImage *tmp = tile_asimage (target->asv, result,	468	ASImage *tmp = tile_asimage (asv, result,
585	(int)result->width - x,	469	(int)result->width - x,
586	(int)result->height - y,	470	(int)result->height - y,
587	new_pmap_width,	471	new_pmap_width,
588	new_pmap_height,	472	new_pmap_height,
589	TINT_LEAVE_SAME, ASA_XImage,	473	TINT_LEAVE_SAME, ASA_XImage,
…		…
632	{	516	{
633	layers[1].dst_y = y;	517	layers[1].dst_y = y;
634	layers[1].clip_height = result->height;	518	layers[1].clip_height = result->height;
635	}	519	}
636		520
637	if (target->rs[Rs_blendtype])	521	if (rs[Rs_blendtype])
638	{	522	{
639	layers[1].merge_scanlines = blend_scanlines_name2func (target->rs[Rs_blendtype]);	523	layers[1].merge_scanlines = blend_scanlines_name2func (rs[Rs_blendtype]);
640	if (layers[1].merge_scanlines == NULL)	524	if (layers[1].merge_scanlines == NULL)
641	layers[1].merge_scanlines = alphablend_scanlines;	525	layers[1].merge_scanlines = alphablend_scanlines;
642	}	526	}
643		527
644	ASImage *tmp = merge_layers (target->asv, layers, 2, target_width, target_height,	528	ASImage *tmp = merge_layers (asv, layers, 2, target_width, target_height,
645	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);	529	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
646		530
647	if (tmp)	531	if (tmp)
648	{	532	{
649	if (result != original_asim)	533	if (result != original_asim)
…		…
661	if (result)	545	if (result)
662	{	546	{
663	XGCValues gcv;	547	XGCValues gcv;
664	GC gc;	548	GC gc;
665		549
666	if (pixmap)
667	{
668	if (pmap_width != new_pmap_width
669	|| pmap_height != new_pmap_height
670	|| pmap_depth != target->depth)
671	{
672	XFreePixmap (target->dpy, pixmap);
673	pixmap = None;
674	}
675	}
676
677	/* create Pixmap */	550	/* create Pixmap */
678	if (pixmap == None)	551	if (bg_pixmap == None
		552	|| bg_pmap_width != new_pmap_width
		553	|| bg_pmap_height != new_pmap_height)
679	{	554	{
		555	if (bg_pixmap)
		556	XFreePixmap (dpy, bg_pixmap);
680	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);	557	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
681	pmap_width = new_pmap_width;	558	bg_pmap_width = new_pmap_width;
682	pmap_height = new_pmap_height;	559	bg_pmap_height = new_pmap_height;
683	pmap_depth = target->depth;
684	}	560	}
685	/* fill with background color (if result's not completely overlapping it) */	561	/* fill with background color (if result's not completely overlapping it) */
686	gcv.foreground = target->pix_colors[Color_bg];	562	gcv.foreground = pix_colors[Color_bg];
687	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);	563	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
688		564
689	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;	565	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
690	int dst_width = result->width, dst_height = result->height;	566	int dst_width = result->width, dst_height = result->height;
691	if (background == NULL)	567	if (background == NULL)
692	{	568	{
…		…
697	}	573	}
698		574
699	if (dst_x > 0 || dst_y > 0	575	if (dst_x > 0 || dst_y > 0
700	|| dst_x + dst_width < new_pmap_width	576	|| dst_x + dst_width < new_pmap_width
701	|| dst_y + dst_height < new_pmap_height)	577	|| dst_y + dst_height < new_pmap_height)
702	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	578	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
703	}	579	}
704		580
705	/* put result on pixmap */	581	/* put result on pixmap */
706	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	582	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
707	asimage2drawable (target->asv, pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);	583	asimage2drawable (asv, bg_pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);
708		584
709	if (result != background && result != original_asim)	585	if (result != background && result != original_asim)
710	destroy_asimage (&result);	586	destroy_asimage (&result);
711		587
712	XFreeGC (target->dpy, gc);	588	XFreeGC (dpy, gc);
713		589
714	ret = true;	590	ret = true;
715	}	591	}
716		592
717	if (background)	593	if (background)
…		…
721	}	597	}
722	# endif /* HAVE_AFTERIMAGE */	598	# endif /* HAVE_AFTERIMAGE */
723		599
724	# ifdef HAVE_PIXBUF	600	# ifdef HAVE_PIXBUF
725	bool	601	bool
726	bgPixmap_t::render_image (unsigned long background_flags)	602	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
		603	int src_x, int src_y, int dst_x, int dst_y,
		604	unsigned int width, unsigned int height)
727	{	605	{
728	if (target == NULL)	606	XImage *ximage;
		607	char *data, *line;
		608	int bytes_per_pixel;
		609	int width_r, width_g, width_b;
		610	int sh_r, sh_g, sh_b;
		611	int rowstride;
		612	int channels;
		613	unsigned char *row;
		614
		615	if (visual->c_class != TrueColor)
729	return false;	616	return false;
730		617
		618	if (depth == 24 || depth == 32)
		619	bytes_per_pixel = 4;
		620	else if (depth == 15 || depth == 16)
		621	bytes_per_pixel = 2;
		622	else
		623	return false;
		624
		625	width_r = rxvt_popcount (visual->red_mask);
		626	width_g = rxvt_popcount (visual->green_mask);
		627	width_b = rxvt_popcount (visual->blue_mask);
		628
		629	if (width_r > 8 || width_g > 8 || width_b > 8)
		630	return false;
		631
		632	sh_r = rxvt_ctz (visual->red_mask);
		633	sh_g = rxvt_ctz (visual->green_mask);
		634	sh_b = rxvt_ctz (visual->blue_mask);
		635
		636	if (width > INT_MAX / height / bytes_per_pixel)
		637	return false;
		638
		639	data = (char *)malloc (width * height * bytes_per_pixel);
		640	if (!data)
		641	return false;
		642
		643	ximage = XCreateImage (dpy, visual, depth, ZPixmap, 0, data,
		644	width, height, bytes_per_pixel * 8, 0);
		645	if (!ximage)
		646	{
		647	free (data);
		648	return false;
		649	}
		650
		651	ximage->byte_order = byteorder::big_endian () ? MSBFirst : LSBFirst;
		652
		653	rowstride = gdk_pixbuf_get_rowstride (pixbuf);
		654	channels = gdk_pixbuf_get_n_channels (pixbuf);
		655	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
		656	line = data;
		657
		658	for (int y = 0; y < height; y++)
		659	{
		660	for (int x = 0; x < width; x++)
		661	{
		662	unsigned char *pixel = row + x * channels;
		663	uint32_t value;
		664
		665	value = ((pixel[0] >> (8 - width_r)) << sh_r)
		666	| ((pixel[1] >> (8 - width_g)) << sh_g)
		667	| ((pixel[2] >> (8 - width_b)) << sh_b);
		668
		669	if (bytes_per_pixel == 4)
		670	((uint32_t *)line)[x] = value;
		671	else
		672	((uint16_t *)line)[x] = value;
		673	}
		674
		675	row += rowstride;
		676	line += ximage->bytes_per_line;
		677	}
		678
		679	XPutImage (dpy, pixmap, gc, ximage, 0, 0, dst_x, dst_y, width, height);
		680	XDestroyImage (ximage);
		681	return true;
		682	}
		683
		684	bool
		685	rxvt_term::render_image (unsigned long tr_flags)
		686	{
731	if (!pixbuf)	687	if (!pixbuf)
732	return false;	688	return false;
733		689
734	#if !XRENDER	690	if (tr_flags
735	if (background_flags)	691	&& !(bg_flags & BG_HAS_RENDER))
736	return false;	692	return false;
737	#endif
738		693
739	GdkPixbuf *result;	694	GdkPixbuf *result;
740		695
741	int image_width = gdk_pixbuf_get_width (pixbuf);	696	int image_width = gdk_pixbuf_get_width (pixbuf);
742	int image_height = gdk_pixbuf_get_height (pixbuf);	697	int image_height = gdk_pixbuf_get_height (pixbuf);
743		698
744	int target_width = target->szHint.width;	699	int target_width = szHint.width;
745	int target_height = target->szHint.height;	700	int target_height = szHint.height;
746	int new_pmap_width = target_width;	701	int new_pmap_width = target_width;
747	int new_pmap_height = target_height;	702	int new_pmap_height = target_height;
748		703
749	int x = 0;	704	int x = 0;
750	int y = 0;	705	int y = 0;
751	int w = 0;	706	int w = 0;
752	int h = 0;	707	int h = 0;
753		708
754	get_image_geometry (image_width, image_height, w, h, x, y);	709	get_image_geometry (image_width, image_height, w, h, x, y);
755		710
756	if (!(flags & rootAlign)	711	if (!(bg_flags & BG_ROOT_ALIGN)
757	&& (x >= target_width	712	&& (x >= target_width
758	|| y >= target_height	713	|| y >= target_height
759	|| (x + w <= 0)	714	|| (x + w <= 0)
760	|| (y + h <= 0)))	715	|| (y + h <= 0)))
761	return false;	716	return false;
…		…
768	result = gdk_pixbuf_scale_simple (pixbuf,	723	result = gdk_pixbuf_scale_simple (pixbuf,
769	w, h,	724	w, h,
770	GDK_INTERP_BILINEAR);	725	GDK_INTERP_BILINEAR);
771	}	726	}
772		727
		728	if (!result)
		729	return false;
		730
773	bool ret = false;	731	bool ret = false;
774		732
775	if (result)
776	{
777	XGCValues gcv;	733	XGCValues gcv;
778	GC gc;	734	GC gc;
779	Pixmap root_pmap;	735	Pixmap root_pmap;
780		736
781	image_width = gdk_pixbuf_get_width (result);	737	image_width = gdk_pixbuf_get_width (result);
782	image_height = gdk_pixbuf_get_height (result);	738	image_height = gdk_pixbuf_get_height (result);
783		739
784	if (background_flags)	740	if (tr_flags)
785	{	741	{
786	root_pmap = pixmap;	742	root_pmap = bg_pixmap;
787	pixmap = None;	743	bg_pixmap = None;
		744	}
		745	else
		746	{
		747	if (h_scale == 0 || v_scale == 0)
788	}	748	{
789	else	749	new_pmap_width = min (image_width, target_width);
		750	new_pmap_height = min (image_height, target_height);
		751	}
		752	}
		753
		754	if (bg_pixmap == None
		755	|| bg_pmap_width != new_pmap_width
		756	|| bg_pmap_height != new_pmap_height)
		757	{
		758	if (bg_pixmap)
		759	XFreePixmap (dpy, bg_pixmap);
		760	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
		761	bg_pmap_width = new_pmap_width;
		762	bg_pmap_height = new_pmap_height;
		763	}
		764
		765	if (bg_pixmap != None)
		766	{
		767	gcv.foreground = pix_colors[Color_bg];
		768	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
		769
		770	if (gc)
790	{	771	{
791	if (h_scale == 0 || v_scale == 0)	772	if (h_scale == 0 || v_scale == 0)
792	{	773	{
793	new_pmap_width = min (image_width, target_width);	774	Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth);
794	new_pmap_height = min (image_height, target_height);
795	}
796	}
797		775
798	if (pixmap)	776	if (tile != None)
799	{
800	if (pmap_width != new_pmap_width
801	|| pmap_height != new_pmap_height
802	|| pmap_depth != target->depth)
803	{	777	{
804	XFreePixmap (target->dpy, pixmap);	778	pixbuf_to_pixmap (result, tile, gc,
805	pixmap = None;
806	}
807	}
808
809	if (pixmap == None)
810	{
811	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);
812	pmap_width = new_pmap_width;
813	pmap_height = new_pmap_height;
814	pmap_depth = target->depth;
815	}
816
817	gcv.foreground = target->pix_colors[Color_bg];
818	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
819
820	if (h_scale == 0 || v_scale == 0)
821	{
822	Pixmap tile = XCreatePixmap (target->dpy, target->vt, image_width, image_height, target->depth);
823	gdk_pixbuf_xlib_render_to_drawable (result, tile, gc,
824	0, 0,	779	0, 0,
825	0, 0,	780	0, 0,
826	image_width, image_height,	781	image_width, image_height);
827	XLIB_RGB_DITHER_NONE,
828	0, 0);
829		782
830	gcv.tile = tile;	783	gcv.tile = tile;
831	gcv.fill_style = FillTiled;	784	gcv.fill_style = FillTiled;
832	gcv.ts_x_origin = x;	785	gcv.ts_x_origin = x;
833	gcv.ts_y_origin = y;	786	gcv.ts_y_origin = y;
834	XChangeGC (target->dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	787	XChangeGC (dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
835		788
836	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	789	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
837	XFreePixmap (target->dpy, tile);	790	XFreePixmap (dpy, tile);
		791	}
838	}	792	}
839	else	793	else
840	{	794	{
841	int src_x, src_y, dst_x, dst_y;	795	int src_x, src_y, dst_x, dst_y;
842	int dst_width, dst_height;	796	int dst_width, dst_height;
843		797
844	src_x = make_clip_rectangle (x, image_width , new_pmap_width , dst_x, dst_width );	798	src_x = make_clip_rectangle (x, image_width , new_pmap_width , dst_x, dst_width );
845	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);	799	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);
846		800
847	if (dst_x > 0 || dst_y > 0	801	if (dst_x > 0 || dst_y > 0
848	|| dst_x + dst_width < new_pmap_width	802	|| dst_x + dst_width < new_pmap_width
849	|| dst_y + dst_height < new_pmap_height)	803	|| dst_y + dst_height < new_pmap_height)
850	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	804	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
851		805
852	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	806	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
853	gdk_pixbuf_xlib_render_to_drawable (result, pixmap, gc,	807	pixbuf_to_pixmap (result, bg_pixmap, gc,
854	src_x, src_y,	808	src_x, src_y,
855	dst_x, dst_y,	809	dst_x, dst_y,
856	dst_width, dst_height,	810	dst_width, dst_height);
857	XLIB_RGB_DITHER_NONE,
858	0, 0);
859	}	811	}
860		812
861	#if XRENDER	813	#if XRENDER
862	if (background_flags)	814	if (tr_flags)
863	{	815	{
864	Display *dpy = target->dpy;
865	XRenderPictureAttributes pa;	816	XRenderPictureAttributes pa;
866		817
867	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, target->visual);	818	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, visual);
868	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);	819	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);
869		820
870	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);	821	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
871	Picture dst = XRenderCreatePicture (dpy, pixmap, dst_format, 0, &pa);	822	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, dst_format, 0, &pa);
872		823
873	pa.repeat = True;	824	pa.repeat = True;
874	Pixmap mask_pmap = XCreatePixmap (dpy, target->vt, 1, 1, 8);	825	Pixmap mask_pmap = XCreatePixmap (dpy, vt, 1, 1, 8);
875	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);	826	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
876	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);	827	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
877	XFreePixmap (dpy, mask_pmap);	828	XFreePixmap (dpy, mask_pmap);
878		829
879	if (src && dst && mask)	830	if (src && dst && mask)
880	{	831	{
881	XRenderColor mask_c;	832	XRenderColor mask_c;
882		833
883	mask_c.alpha = 0x8000;	834	mask_c.alpha = 0x8000;
884	mask_c.red = 0;	835	mask_c.red = 0;
885	mask_c.green = 0;	836	mask_c.green = 0;
886	mask_c.blue = 0;	837	mask_c.blue = 0;
887	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);	838	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
888	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);	839	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
889	}	840	}
890		841
891	XRenderFreePicture (dpy, src);	842	XRenderFreePicture (dpy, src);
892	XRenderFreePicture (dpy, dst);	843	XRenderFreePicture (dpy, dst);
893	XRenderFreePicture (dpy, mask);	844	XRenderFreePicture (dpy, mask);
894
895	XFreePixmap (dpy, root_pmap);
896	}	845	}
897	#endif	846	#endif
898		847
		848	XFreeGC (dpy, gc);
		849
		850	ret = true;
		851	}
		852	}
		853
899	if (result != pixbuf)	854	if (result != pixbuf)
900	g_object_unref (result);	855	g_object_unref (result);
901		856
902	XFreeGC (target->dpy, gc);	857	if (tr_flags)
903		858	XFreePixmap (dpy, root_pmap);
904	ret = true;
905	}
906		859
907	return ret;	860	return ret;
908	}	861	}
909	# endif /* HAVE_PIXBUF */	862	# endif /* HAVE_PIXBUF */
910		863
911	bool	864	bool
912	bgPixmap_t::set_file (const char *file)	865	rxvt_term::bg_set_file (const char *file)
913	{	866	{
914	assert (file);	867	if (!file || !*file)
		868	return false;
915		869
916	if (*file)
917	{
918	if (const char *p = strchr (file, ';'))	870	if (const char *p = strchr (file, ';'))
919	{	871	{
920	size_t len = p - file;	872	size_t len = p - file;
921	char *f = rxvt_temp_buf<char> (len + 1);	873	char *f = rxvt_temp_buf<char> (len + 1);
922	memcpy (f, file, len);	874	memcpy (f, file, len);
923	f[len] = '\0';	875	f[len] = '\0';
924	file = f;	876	file = f;
925	}	877	}
926		878
927	# ifdef HAVE_AFTERIMAGE	879	# ifdef HAVE_AFTERIMAGE
928	if (!target->asimman)	880	if (!asimman)
929	target->asimman = create_generic_imageman (target->rs[Rs_path]);	881	asimman = create_generic_imageman (rs[Rs_path]);
930	ASImage *image = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);	882	ASImage *image = get_asimage (asimman, file, 0xFFFFFFFF, 100);
931	if (image)	883	if (image)
932	{	884	{
933	if (original_asim)	885	if (original_asim)
934	safe_asimage_destroy (original_asim);	886	safe_asimage_destroy (original_asim);
935	original_asim = image;	887	original_asim = image;
936	have_image = true;	888	bg_flags |= BG_IS_FROM_FILE | BG_CLIENT_RENDER;
937	return true;	889	return true;
938	}	890	}
939	# endif	891	# endif
940		892
941	# ifdef HAVE_PIXBUF	893	# ifdef HAVE_PIXBUF
942	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);	894	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
943	if (image)	895	if (image)
944	{	896	{
945	if (pixbuf)	897	if (pixbuf)
946	g_object_unref (pixbuf);	898	g_object_unref (pixbuf);
947	pixbuf = image;	899	pixbuf = image;
948	have_image = true;	900	bg_flags |= BG_IS_FROM_FILE;
949	return true;	901	return true;
950	}	902	}
951	# endif	903	# endif
952	}
953		904
954	return false;	905	return false;
955	}	906	}
956		907
957	# endif /* BG_IMAGE_FROM_FILE */	908	# endif /* BG_IMAGE_FROM_FILE */
958		909
959	# ifdef ENABLE_TRANSPARENCY	910	# ifdef ENABLE_TRANSPARENCY
960	bool	911	bool
961	bgPixmap_t::set_transparent ()	912	rxvt_term::bg_set_transparent ()
962	{	913	{
963	if (!(flags & isTransparent))	914	if (!(bg_flags & BG_IS_TRANSPARENT))
964	{	915	{
965	flags |= isTransparent;	916	bg_flags |= BG_IS_TRANSPARENT;
966	return true;	917	return true;
967	}	918	}
968		919
969	return false;	920	return false;
970	}	921	}
971		922
972	bool	923	bool
973	bgPixmap_t::set_blur_radius (const char *geom)	924	rxvt_term::bg_set_blur (const char *geom)
974	{	925	{
975	int changed = 0;	926	bool changed = false;
976	unsigned int hr, vr;	927	unsigned int hr, vr;
977	int junk;	928	int junk;
978	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);	929	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
979		930
980	if (!(geom_flags & WidthValue))	931	if (!(geom_flags & WidthValue))
…		…
985	min_it (hr, 128);	936	min_it (hr, 128);
986	min_it (vr, 128);	937	min_it (vr, 128);
987		938
988	if (h_blurRadius != hr)	939	if (h_blurRadius != hr)
989	{	940	{
990	++changed;	941	changed = true;
991	h_blurRadius = hr;	942	h_blurRadius = hr;
992	}	943	}
993		944
994	if (v_blurRadius != vr)	945	if (v_blurRadius != vr)
995	{	946	{
996	++changed;	947	changed = true;
997	v_blurRadius = vr;	948	v_blurRadius = vr;
998	}	949	}
999		950
1000	if (v_blurRadius == 0 && h_blurRadius == 0)	951	if (v_blurRadius == 0 && h_blurRadius == 0)
1001	flags &= ~blurNeeded;	952	bg_flags &= ~BG_NEEDS_BLUR;
1002	else	953	else
1003	flags |= blurNeeded;	954	bg_flags |= BG_NEEDS_BLUR;
1004		955
1005	#if XRENDER
1006	XFilters *filters = XRenderQueryFilters (target->dpy, target->vt);
1007	if (filters)
1008	{
1009	for (int i = 0; i < filters->nfilter; i++)
1010	if (!strcmp (filters->filter[i], FilterConvolution))
1011	flags |= bgPixmap_t::blurServerSide;
1012
1013	XFree (filters);
1014	}
1015	#endif
1016
1017	return (changed > 0);	956	return changed;
1018	}	957	}
1019		958
1020	static inline unsigned long	959	void
1021	compute_tint_shade_flags (rxvt_color *tint, int shade)	960	rxvt_term::set_tint_shade_flags ()
1022	{	961	{
1023	unsigned long flags = 0;
1024	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	962	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1025	bool has_shade = shade != 100;	963	bool has_shade = shade != 100;
1026		964
1027	if (tint)	965	bg_flags &= ~BG_TINT_FLAGS;
		966
		967	if (bg_flags & BG_TINT_SET)
1028	{	968	{
1029	tint->get (c);	969	tint.get (c);
1030	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)
1031	if (!has_shade && IS_COMPONENT_WHOLESOME (c.r)
1032	&& IS_COMPONENT_WHOLESOME (c.g)
1033	&& IS_COMPONENT_WHOLESOME (c.b))
1034	flags |= bgPixmap_t::tintWholesome;
1035	# undef IS_COMPONENT_WHOLESOME
1036	}
1037
1038	if (has_shade)	970	if (!has_shade
1039	flags |= bgPixmap_t::tintNeeded;	971	&& (c.r <= 0x00ff || c.r >= 0xff00)
1040	else if (tint)	972	&& (c.g <= 0x00ff || c.g >= 0xff00)
		973	&& (c.b <= 0x00ff || c.b >= 0xff00))
		974	bg_flags |= BG_TINT_BITAND;
1041	{	975	}
1042	if ((c.r > 0x000700 || c.g > 0x000700 || c.b > 0x000700)
1043	&& (c.r < 0x00f700 || c.g < 0x00f700 || c.b < 0x00f700))
1044	{
1045	flags |= bgPixmap_t::tintNeeded;
1046	}
1047	}
1048		976
1049	if (flags & bgPixmap_t::tintNeeded)	977	if (has_shade || (bg_flags & BG_TINT_SET))
1050	{	978	bg_flags |= BG_NEEDS_TINT;
1051	if (flags & bgPixmap_t::tintWholesome)
1052	flags |= bgPixmap_t::tintServerSide;
1053	else
1054	{
1055	#if XRENDER
1056	flags |= bgPixmap_t::tintServerSide;
1057	#endif
1058	}
1059	}
1060
1061	return flags;
1062	}	979	}
1063		980
1064	bool	981	bool
1065	bgPixmap_t::set_tint (rxvt_color &new_tint)	982	rxvt_term::bg_set_tint (rxvt_color &new_tint)
1066	{	983	{
1067	if (!(flags & tintSet) || tint != new_tint)	984	if (!(bg_flags & BG_TINT_SET) || tint != new_tint)
1068	{	985	{
1069	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);
1070	tint = new_tint;	986	tint = new_tint;
1071	flags = (flags & ~tintFlags) | new_flags | tintSet;	987	bg_flags |= BG_TINT_SET;
		988	set_tint_shade_flags ();
1072	return true;	989	return true;
1073	}	990	}
1074		991
1075	return false;	992	return false;
1076	}	993	}
1077		994
1078	bool	995	bool
1079	bgPixmap_t::unset_tint ()
1080	{
1081	unsigned long new_flags = compute_tint_shade_flags (NULL, shade);
1082
1083	if (new_flags != (flags & tintFlags))
1084	{
1085	flags = (flags & ~tintFlags) | new_flags;
1086	return true;
1087	}
1088
1089	return false;
1090	}
1091
1092	bool
1093	bgPixmap_t::set_shade (const char *shade_str)	996	rxvt_term::bg_set_shade (const char *shade_str)
1094	{	997	{
1095	int new_shade = (shade_str) ? atoi (shade_str) : 100;	998	int new_shade = (shade_str) ? atoi (shade_str) : 100;
1096		999
1097	clamp_it (new_shade, -100, 200);	1000	clamp_it (new_shade, -100, 200);
1098	if (new_shade < 0)	1001	if (new_shade < 0)
1099	new_shade = 200 - (100 + new_shade);	1002	new_shade = 200 - (100 + new_shade);
1100		1003
1101	if (new_shade != shade)	1004	if (new_shade != shade)
1102	{	1005	{
1103	unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);
1104	shade = new_shade;	1006	shade = new_shade;
1105	flags = (flags & (~tintFlags | tintSet)) | new_flags;	1007	set_tint_shade_flags ();
1106	return true;	1008	return true;
1107	}	1009	}
1108		1010
1109	return false;	1011	return false;
1110	}	1012	}
…		…
1131	params[i+2] = XDoubleToFixed (kernel[i] / sum);	1033	params[i+2] = XDoubleToFixed (kernel[i] / sum);
1132	}	1034	}
1133	#endif	1035	#endif
1134		1036
1135	bool	1037	bool
1136	bgPixmap_t::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	1038	rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
1137	{	1039	{
1138	bool ret = false;	1040	bool ret = false;
1139	#if XRENDER	1041	#if XRENDER
1140	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;	1042	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
1141	double *kernel = (double *)malloc (size * sizeof (double));	1043	double *kernel = (double *)malloc (size * sizeof (double));
1142	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));	1044	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
1143		1045
1144	Display *dpy = target->dpy;
1145	XRenderPictureAttributes pa;	1046	XRenderPictureAttributes pa;
1146	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	1047	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1147		1048
1148	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	1049	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
1149	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	1050	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
…		…
1169		1070
1170	if (v_blurRadius)	1071	if (v_blurRadius)
1171	{	1072	{
1172	size = v_blurRadius * 2 + 1;	1073	size = v_blurRadius * 2 + 1;
1173	get_gaussian_kernel (v_blurRadius, size, kernel, params);	1074	get_gaussian_kernel (v_blurRadius, size, kernel, params);
1174	swap (params[0], params[1]);	1075	::swap (params[0], params[1]);
1175		1076
1176	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);	1077	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1177	XRenderComposite (dpy,	1078	XRenderComposite (dpy,
1178	PictOpSrc,	1079	PictOpSrc,
1179	src,	1080	src,
…		…
1195	#endif	1096	#endif
1196	return ret;	1097	return ret;
1197	}	1098	}
1198		1099
1199	bool	1100	bool
1200	bgPixmap_t::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	1101	rxvt_term::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
1201	{	1102	{
1202	Display *dpy = target->dpy;
1203	bool ret = false;	1103	bool ret = false;
1204		1104
1205	if (flags & tintWholesome)	1105	if (bg_flags & BG_TINT_BITAND)
1206	{	1106	{
1207	XGCValues gcv;	1107	XGCValues gcv;
1208	GC gc;	1108	GC gc;
1209		1109
1210	/* In this case we can tint image server-side getting significant	1110	/* In this case we can tint image server-side getting significant
…		…
1222	}	1122	}
1223	}	1123	}
1224	else	1124	else
1225	{	1125	{
1226	# if XRENDER	1126	# if XRENDER
1227	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1127	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1228		1128
1229	if (flags & tintSet)	1129	if (bg_flags & BG_TINT_SET)
1230	tint.get (c);	1130	tint.get (c);
1231		1131
1232	if (shade <= 100)	1132	if (shade <= 100)
1233	{	1133	{
1234	c.r = (c.r * shade) / 100;	1134	c.r = c.r * shade / 100;
1235	c.g = (c.g * shade) / 100;	1135	c.g = c.g * shade / 100;
1236	c.b = (c.b * shade) / 100;	1136	c.b = c.b * shade / 100;
1237	}	1137	}
1238	else	1138	else
1239	{	1139	{
1240	c.r = ((0xffff - c.r) * (200 - shade)) / 100;	1140	c.r = c.r * (200 - shade) / 100;
1241	c.g = ((0xffff - c.g) * (200 - shade)) / 100;	1141	c.g = c.g * (200 - shade) / 100;
1242	c.b = ((0xffff - c.b) * (200 - shade)) / 100;	1142	c.b = c.b * (200 - shade) / 100;
1243	}	1143	}
1244		1144
1245	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);	1145	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
1246	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	1146	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1247	XRenderPictureAttributes pa;	1147	XRenderPictureAttributes pa;
…		…
1254	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);	1154	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1255	XFreePixmap (dpy, overlay_pmap);	1155	XFreePixmap (dpy, overlay_pmap);
1256		1156
1257	pa.component_alpha = True;	1157	pa.component_alpha = True;
1258	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);	1158	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
1259	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);	1159	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat | CPComponentAlpha, &pa);
1260	XFreePixmap (dpy, mask_pmap);	1160	XFreePixmap (dpy, mask_pmap);
1261		1161
1262	if (mask_pic && overlay_pic && back_pic)	1162	if (mask_pic && overlay_pic && back_pic)
1263	{	1163	{
1264	XRenderColor mask_c;	1164	XRenderColor mask_c;
1265		1165
1266	memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof (mask_c));
1267	mask_c.alpha = 0xffff;	1166	mask_c.alpha = 0xffff;
		1167	mask_c.red =
		1168	mask_c.green =
		1169	mask_c.blue = 0;
1268	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);	1170	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1269		1171
1270	mask_c.alpha = 0;	1172	mask_c.alpha = 0;
1271	mask_c.red = 0xffff - c.r;	1173	mask_c.red = 0xffff - c.r;
1272	mask_c.green = 0xffff - c.g;	1174	mask_c.green = 0xffff - c.g;
1273	mask_c.blue = 0xffff - c.b;	1175	mask_c.blue = 0xffff - c.b;
1274	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);	1176	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1275	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);	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;
		1183	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
		1184
		1185	XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1186	}
		1187
1276	ret = true;	1188	ret = true;
1277	}	1189	}
1278		1190
1279	XRenderFreePicture (dpy, mask_pic);	1191	XRenderFreePicture (dpy, mask_pic);
1280	XRenderFreePicture (dpy, overlay_pic);	1192	XRenderFreePicture (dpy, overlay_pic);
…		…
1283	}	1195	}
1284		1196
1285	return ret;	1197	return ret;
1286	}	1198	}
1287		1199
1288	/* make_transparency_pixmap()	1200	/*
1289	* Builds a pixmap of the same size as the terminal window that contains	1201	* Builds a pixmap of the same size as the terminal window that contains
1290	* the tiled portion of the root pixmap that is supposed to be covered by	1202	* the tiled portion of the root pixmap that is supposed to be covered by
1291	* our window.	1203	* our window.
1292	*/	1204	*/
1293	unsigned long	1205	unsigned long
1294	bgPixmap_t::make_transparency_pixmap ()	1206	rxvt_term::make_transparency_pixmap ()
1295	{	1207	{
1296	unsigned long result = 0;	1208	unsigned long result = 0;
1297
1298	if (target == NULL)
1299	return 0;
1300		1209
1301	/* root dimensions may change from call to call - but Display structure should	1210	/* root dimensions may change from call to call - but Display structure should
1302	* be always up-to-date, so let's use it :	1211	* be always up-to-date, so let's use it :
1303	*/	1212	*/
1304	int screen = target->display->screen;	1213	int screen = display->screen;
1305	Display *dpy = target->dpy;
1306	int root_depth = DefaultDepth (dpy, screen);	1214	int root_depth = DefaultDepth (dpy, screen);
1307	int root_width = DisplayWidth (dpy, screen);	1215	int root_width = DisplayWidth (dpy, screen);
1308	int root_height = DisplayHeight (dpy, screen);	1216	int root_height = DisplayHeight (dpy, screen);
1309	unsigned int root_pmap_width, root_pmap_height;	1217	unsigned int root_pmap_width, root_pmap_height;
1310	int window_width = target->szHint.width;	1218	int window_width = szHint.width;
1311	int window_height = target->szHint.height;	1219	int window_height = szHint.height;
1312	int sx, sy;	1220	int sx, sy;
1313	XGCValues gcv;	1221	XGCValues gcv;
1314	GC gc;	1222	GC gc;
1315		1223
1316	target->get_window_origin (sx, sy);	1224	sx = target_x;
		1225	sy = target_y;
1317		1226
1318	/* check if we are outside of the visible part of the virtual screen : */	1227	/* check if we are outside of the visible part of the virtual screen : */
1319	if (sx + window_width <= 0 || sy + window_height <= 0	1228	if (sx + window_width <= 0 || sy + window_height <= 0
1320	|| sx >= root_width || sy >= root_height)	1229	|| sx >= root_width || sy >= root_height)
1321	return 0;	1230	return 0;
…		…
1325	{	1234	{
1326	Window wdummy;	1235	Window wdummy;
1327	int idummy;	1236	int idummy;
1328	unsigned int udummy;	1237	unsigned int udummy;
1329		1238
1330	target->allowedxerror = -1;	1239	allowedxerror = -1;
1331		1240
1332	if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pmap_width, &root_pmap_height, &udummy, &udummy))	1241	if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pmap_width, &root_pmap_height, &udummy, &udummy))
1333	root_pixmap = None;	1242	root_pixmap = None;
1334		1243
1335	target->allowedxerror = 0;	1244	allowedxerror = 0;
1336	}	1245	}
1337		1246
1338	Pixmap recoded_root_pmap = root_pixmap;	1247	Pixmap recoded_root_pmap = root_pixmap;
1339		1248
1340	if (root_pixmap != None && root_depth != target->depth)	1249	if (root_pixmap != None && root_depth != depth)
1341	{	1250	{
1342	#if XRENDER	1251	#if XRENDER
		1252	if (bg_flags & BG_HAS_RENDER)
		1253	{
		1254	recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);
		1255
		1256	if (recoded_root_pmap != None)
		1257	{
1343	XRenderPictureAttributes pa;	1258	XRenderPictureAttributes pa;
1344		1259
1345	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));	1260	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
1346	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);	1261	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);
1347		1262
1348	recoded_root_pmap = XCreatePixmap (dpy, target->vt, root_pmap_width, root_pmap_height, target->depth);
1349	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);	1263	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
1350	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);	1264	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);
1351		1265
1352	if (src && dst)	1266	if (src && dst)
1353	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);	1267	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
		1268	else
		1269	{
		1270	XFreePixmap (dpy, recoded_root_pmap);
		1271	recoded_root_pmap = None;
		1272	}
		1273
		1274	XRenderFreePicture (dpy, src);
		1275	XRenderFreePicture (dpy, dst);
		1276	}
		1277	}
1354	else	1278	else
1355	root_pixmap = None;
1356
1357	XRenderFreePicture (dpy, src);
1358	XRenderFreePicture (dpy, dst);
1359	#else
1360	root_pixmap = None;
1361	#endif	1279	#endif
		1280	recoded_root_pmap = None;
1362	}	1281	}
1363		1282
1364	if (root_pixmap == None)	1283	if (recoded_root_pmap == None)
1365	return 0;	1284	return 0;
1366		1285
		1286	if (bg_pixmap == None
		1287	|| bg_pmap_width != window_width
		1288	|| bg_pmap_height != window_height)
		1289	{
		1290	if (bg_pixmap)
		1291	XFreePixmap (dpy, bg_pixmap);
1367	Pixmap tiled_root_pmap = XCreatePixmap (dpy, target->vt, window_width, window_height, target->depth);	1292	bg_pixmap = XCreatePixmap (dpy, vt, window_width, window_height, depth);
		1293	bg_pmap_width = window_width;
		1294	bg_pmap_height = window_height;
		1295	}
1368		1296
1369	if (tiled_root_pmap == None) /* something really bad happened - abort */	1297	if (bg_pixmap != None)
1370	return 0;	1298	{
1371
1372	/* straightforward pixmap copy */	1299	/* straightforward pixmap copy */
1373	gcv.tile = recoded_root_pmap;
1374	gcv.fill_style = FillTiled;
1375
1376	while (sx < 0) sx += (int)root_width;	1300	while (sx < 0) sx += (int)root_width;
1377	while (sy < 0) sy += (int)root_height;	1301	while (sy < 0) sy += (int)root_height;
1378		1302
		1303	gcv.tile = recoded_root_pmap;
		1304	gcv.fill_style = FillTiled;
1379	gcv.ts_x_origin = -sx;	1305	gcv.ts_x_origin = -sx;
1380	gcv.ts_y_origin = -sy;	1306	gcv.ts_y_origin = -sy;
1381	gc = XCreateGC (dpy, target->vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	1307	gc = XCreateGC (dpy, vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
1382		1308
1383	if (gc)	1309	if (gc)
1384	{	1310	{
1385	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);	1311	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);
1386	result |= transpPmapTiled;	1312	result |= BG_IS_VALID | (bg_flags & BG_EFFECTS_FLAGS);
1387	XFreeGC (dpy, gc);	1313	XFreeGC (dpy, gc);
1388	}
1389		1314
1390	if (tiled_root_pmap != None)	1315	if (!(bg_flags & BG_CLIENT_RENDER))
1391	{
1392	if (!need_client_side_rendering ())
1393	{
1394	if (flags & (blurNeeded | blurServerSide))
1395	{
1396	if (blur_pixmap (tiled_root_pmap, target->visual, window_width, window_height))
1397	result |= transpPmapBlurred;
1398	}	1316	{
1399	if (flags & (tintNeeded | tintServerSide))	1317	if ((bg_flags & BG_NEEDS_BLUR)
		1318	&& (bg_flags & BG_HAS_RENDER_CONV))
1400	{	1319	{
1401	if (tint_pixmap (tiled_root_pmap, target->visual, window_width, window_height))	1320	if (blur_pixmap (bg_pixmap, visual, window_width, window_height))
1402	result |= transpPmapTinted;	1321	result &= ~BG_NEEDS_BLUR;
1403	}	1322	}
		1323	if ((bg_flags & BG_NEEDS_TINT)
		1324	&& (bg_flags & (BG_TINT_BITAND | BG_HAS_RENDER)))
		1325	{
		1326	if (tint_pixmap (bg_pixmap, visual, window_width, window_height))
		1327	result &= ~BG_NEEDS_TINT;
		1328	}
1404	} /* server side rendering completed */	1329	} /* server side rendering completed */
1405		1330	}
1406	if (pixmap)
1407	XFreePixmap (dpy, pixmap);
1408
1409	pixmap = tiled_root_pmap;
1410	pmap_width = window_width;
1411	pmap_height = window_height;
1412	pmap_depth = target->depth;
1413	}	1331	}
1414		1332
1415	if (recoded_root_pmap != root_pixmap)	1333	if (recoded_root_pmap != root_pixmap)
1416	XFreePixmap (dpy, recoded_root_pmap);	1334	XFreePixmap (dpy, recoded_root_pmap);
1417		1335
1418	return result;	1336	return result;
1419	}	1337	}
1420		1338
1421	void	1339	void
1422	bgPixmap_t::set_root_pixmap ()	1340	rxvt_term::bg_set_root_pixmap ()
1423	{	1341	{
1424	Pixmap new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);	1342	Pixmap new_root_pixmap = get_pixmap_property (xa[XA_XROOTPMAP_ID]);
1425	if (new_root_pixmap == None)	1343	if (new_root_pixmap == None)
1426	new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);	1344	new_root_pixmap = get_pixmap_property (xa[XA_ESETROOT_PMAP_ID]);
1427		1345
1428	root_pixmap = new_root_pixmap;	1346	root_pixmap = new_root_pixmap;
1429	}	1347	}
1430	# endif /* ENABLE_TRANSPARENCY */	1348	# endif /* ENABLE_TRANSPARENCY */
1431		1349
1432	# ifndef HAVE_AFTERIMAGE	1350	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1433	static void ShadeXImage(Visual *visual, XImage *srcImage, int shade, int rm, int gm, int bm);	1351	static void shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c);
1434	# endif	1352	# endif
1435		1353
1436	bool	1354	bool
1437	bgPixmap_t::render ()	1355	rxvt_term::bg_render ()
1438	{	1356	{
1439	unsigned long background_flags = 0;	1357	unsigned long tr_flags = 0;
1440		1358
1441	if (target == NULL)
1442	return false;
1443
1444	invalidate ();	1359	bg_invalidate ();
1445	# ifdef ENABLE_TRANSPARENCY	1360	# ifdef ENABLE_TRANSPARENCY
1446	if (flags & isTransparent)	1361	if (bg_flags & BG_IS_TRANSPARENT)
1447	{	1362	{
1448	/* we need to re-generate transparency pixmap in that case ! */	1363	/* we need to re-generate transparency pixmap in that case ! */
1449	background_flags = make_transparency_pixmap ();	1364	tr_flags = make_transparency_pixmap ();
1450	if (background_flags == 0)	1365	if (tr_flags == 0)
1451	return false;	1366	return false;
1452	else if ((background_flags & transpTransformations) == (flags & transpTransformations))	1367	else if (!(tr_flags & BG_EFFECTS_FLAGS))
1453	flags = flags & ~isInvalid;	1368	bg_flags |= BG_IS_VALID;
1454	}	1369	}
1455	# endif	1370	# endif
1456		1371
1457	# ifdef BG_IMAGE_FROM_FILE	1372	# ifdef BG_IMAGE_FROM_FILE
1458	if (have_image	1373	if ((bg_flags & BG_IS_FROM_FILE)
1459	|| (background_flags & transpTransformations) != (flags & transpTransformations))	1374	|| (tr_flags & BG_EFFECTS_FLAGS))
1460	{	1375	{
1461	if (render_image (background_flags))	1376	if (render_image (tr_flags))
1462	flags = flags & ~isInvalid;	1377	bg_flags |= BG_IS_VALID;
1463	}	1378	}
1464	# endif	1379	# endif
1465		1380
		1381	# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1466	XImage *result = NULL;	1382	XImage *result = NULL;
1467		1383
1468	if (background_flags && (flags & isInvalid))	1384	if (tr_flags && !(bg_flags & BG_IS_VALID))
1469	{	1385	{
1470	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);	1386	result = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
1471	}	1387	}
1472		1388
1473	if (result)	1389	if (result)
1474	{	1390	{
1475	# if !defined(HAVE_AFTERIMAGE) && !XRENDER
1476	/* our own client-side tinting */	1391	/* our own client-side tinting */
1477	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	1392	if (tr_flags & BG_NEEDS_TINT)
1478	{	1393	{
1479	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1394	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1480	if (flags & tintSet)	1395	if (bg_flags & BG_TINT_SET)
1481	tint.get (c);	1396	tint.get (c);
1482	ShadeXImage (DefaultVisual (target->dpy, target->display->screen), result, shade, c.r, c.g, c.b);	1397	shade_ximage (DefaultVisual (dpy, display->screen), result, shade, c);
1483	}	1398	}
1484	# endif
1485		1399
1486	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);	1400	GC gc = XCreateGC (dpy, vt, 0UL, NULL);
1487		1401
1488	if (gc)	1402	if (gc)
1489	{	1403	{
1490	XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);	1404	XPutImage (dpy, bg_pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1491		1405
1492	XFreeGC (target->dpy, gc);	1406	XFreeGC (dpy, gc);
1493	flags = flags & ~isInvalid;	1407	bg_flags |= BG_IS_VALID;
1494	}	1408	}
1495		1409
1496	XDestroyImage (result);	1410	XDestroyImage (result);
1497	}	1411	}
		1412	# endif
1498		1413
1499	if (flags & isInvalid)	1414	if (!(bg_flags & BG_IS_VALID))
1500	{	1415	{
1501	if (pixmap != None)	1416	if (bg_pixmap != None)
1502	{	1417	{
1503	XFreePixmap (target->dpy, pixmap);	1418	XFreePixmap (dpy, bg_pixmap);
1504	pixmap = None;	1419	bg_pixmap = None;
1505	}	1420	}
1506	}	1421	}
1507		1422
1508	apply ();	1423	scr_recolour (false);
		1424	bg_flags |= BG_NEEDS_REFRESH;
1509		1425
1510	valid_since = ev::now ();	1426	bg_valid_since = ev::now ();
1511		1427
1512	return true;	1428	return true;
1513	}	1429	}
1514		1430
1515	bool
1516	bgPixmap_t::set_target (rxvt_term *new_target)
1517	{
1518	if (new_target)
1519	if (target != new_target)
1520	{
1521	target = new_target;
1522	return true;
1523	}
1524
1525	return false;
1526	}
1527
1528	void	1431	void
1529	bgPixmap_t::apply ()	1432	rxvt_term::bg_init ()
1530	{	1433	{
1531	if (target)
1532	{
1533	if (pixmap != None)
1534	{
1535	/* set target's background to pixmap */
1536	# ifdef ENABLE_TRANSPARENCY	1434	#ifdef ENABLE_TRANSPARENCY
1537	if (flags & isTransparent)	1435	shade = 100;
1538	{
1539	XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);
1540	XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);
1541
1542	if (target->scrollBar.win)
1543	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);
1544	}
1545	else
1546	# endif	1436	#endif
1547	{
1548	/* force old pixmap dereference in case it was transparent before :*/
1549	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1550	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1551	/* do we also need to set scrollbar's background here ? */
1552		1437
1553	if (target->scrollBar.win)	1438	bg_flags &= ~(BG_HAS_RENDER | BG_HAS_RENDER_CONV);
1554	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);	1439	#if XRENDER
1555	}	1440	int major, minor;
1556	}	1441	if (XRenderQueryVersion (dpy, &major, &minor))
1557	else	1442	bg_flags |= BG_HAS_RENDER;
1558	{	1443	XFilters *filters = XRenderQueryFilters (dpy, vt);
1559	/* set target background to a pixel */	1444	if (filters)
1560	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1561	XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);
1562	/* do we also need to set scrollbar's background here ? */
1563	if (target->scrollBar.win)
1564	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1565	}
1566
1567	/* don't want Expose on the parent or vt. It is better to use
1568	scr_touch or we get a great deal of flicker otherwise: */
1569	XClearWindow (target->dpy, target->parent[0]);
1570
1571	if (target->scrollBar.state && target->scrollBar.win)
1572	{
1573	target->scrollBar.state = STATE_IDLE;
1574	target->scrollBar.show (0);
1575	}
1576
1577	target->want_refresh = 1;
1578	flags |= hasChanged;
1579	}	1445	{
		1446	for (int i = 0; i < filters->nfilter; i++)
		1447	if (!strcmp (filters->filter[i], FilterConvolution))
		1448	bg_flags |= BG_HAS_RENDER_CONV;
		1449
		1450	XFree (filters);
		1451	}
		1452	#endif
1580	}	1453	}
1581		1454
1582	#endif /* HAVE_BG_PIXMAP */	1455	#endif /* HAVE_BG_PIXMAP */
1583		1456
1584	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) && !XRENDER	1457	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1585	/* taken from aterm-0.4.2 */	1458	/* taken from aterm-0.4.2 */
1586		1459
1587	static void	1460	static void
1588	ShadeXImage(Visual *visual, XImage *srcImage, int shade, int rm, int gm, int bm)	1461	shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c)
1589	{	1462	{
1590	int sh_r, sh_g, sh_b;	1463	int sh_r, sh_g, sh_b;
1591	uint32_t mask_r, mask_g, mask_b;	1464	uint32_t mask_r, mask_g, mask_b;
1592	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;	1465	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1593	unsigned int lower_lim_r, lower_lim_g, lower_lim_b;	1466	rgba low;
1594	unsigned int upper_lim_r, upper_lim_g, upper_lim_b;	1467	rgba high;
1595	int i;	1468	int i;
1596	int host_byte_order = byteorder.big_endian () ? MSBFirst : LSBFirst;	1469	int host_byte_order = byteorder::big_endian () ? MSBFirst : LSBFirst;
1597		1470
1598	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return;	1471	if (visual->c_class != TrueColor || ximage->format != ZPixmap) return;
1599		1472
1600	/* for convenience */	1473	/* for convenience */
1601	mask_r = visual->red_mask;	1474	mask_r = visual->red_mask;
1602	mask_g = visual->green_mask;	1475	mask_g = visual->green_mask;
1603	mask_b = visual->blue_mask;	1476	mask_b = visual->blue_mask;
1604		1477
1605	/* boring lookup table pre-initialization */	1478	/* boring lookup table pre-initialization */
1606	switch (srcImage->depth)	1479	switch (ximage->depth)
1607	{	1480	{
1608	case 15:	1481	case 15:
1609	if ((mask_r != 0x7c00) ||	1482	if ((mask_r != 0x7c00) ||
1610	(mask_g != 0x03e0) ||	1483	(mask_g != 0x03e0) ||
1611	(mask_b != 0x001f))	1484	(mask_b != 0x001f))
…		…
1664	/* prepare limits for color transformation (each channel is handled separately) */	1537	/* prepare limits for color transformation (each channel is handled separately) */
1665	if (shade > 100)	1538	if (shade > 100)
1666	{	1539	{
1667	shade = 200 - shade;	1540	shade = 200 - shade;
1668		1541
1669	lower_lim_r = 65535-rm;	1542	high.r = c.r * shade / 100;
1670	lower_lim_g = 65535-gm;	1543	high.g = c.g * shade / 100;
1671	lower_lim_b = 65535-bm;	1544	high.b = c.b * shade / 100;
1672		1545
1673	lower_lim_r = 65535-(unsigned int)(((uint32_t)lower_lim_r)*((uint32_t)shade)/100);	1546	low.r = 65535 * (100 - shade) / 100;
1674	lower_lim_g = 65535-(unsigned int)(((uint32_t)lower_lim_g)*((uint32_t)shade)/100);	1547	low.g = 65535 * (100 - shade) / 100;
1675	lower_lim_b = 65535-(unsigned int)(((uint32_t)lower_lim_b)*((uint32_t)shade)/100);	1548	low.b = 65535 * (100 - shade) / 100;
1676
1677	upper_lim_r = upper_lim_g = upper_lim_b = 65535;
1678	}	1549	}
1679	else	1550	else
1680	{	1551	{
		1552	high.r = c.r * shade / 100;
		1553	high.g = c.g * shade / 100;
		1554	high.b = c.b * shade / 100;
1681		1555
1682	lower_lim_r = lower_lim_g = lower_lim_b = 0;	1556	low.r = low.g = low.b = 0;
1683
1684	upper_lim_r = (unsigned int)((((uint32_t)rm)*((uint32_t)shade))/100);
1685	upper_lim_g = (unsigned int)((((uint32_t)gm)*((uint32_t)shade))/100);
1686	upper_lim_b = (unsigned int)((((uint32_t)bm)*((uint32_t)shade))/100);
1687	}	1557	}
1688		1558
1689	/* fill our lookup tables */	1559	/* fill our lookup tables */
1690	for (i = 0; i <= mask_r>>sh_r; i++)	1560	for (i = 0; i <= mask_r>>sh_r; i++)
1691	{	1561	{
1692	uint32_t tmp;	1562	uint32_t tmp;
1693	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_r-lower_lim_r));	1563	tmp = i * high.r;
1694	tmp += ((uint32_t)(mask_r>>sh_r))*((uint32_t)lower_lim_r);	1564	tmp += (mask_r>>sh_r) * low.r;
1695	lookup_r[i] = (tmp/65535)<<sh_r;	1565	lookup_r[i] = (tmp/65535)<<sh_r;
1696	}	1566	}
1697	for (i = 0; i <= mask_g>>sh_g; i++)	1567	for (i = 0; i <= mask_g>>sh_g; i++)
1698	{	1568	{
1699	uint32_t tmp;	1569	uint32_t tmp;
1700	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_g-lower_lim_g));	1570	tmp = i * high.g;
1701	tmp += ((uint32_t)(mask_g>>sh_g))*((uint32_t)lower_lim_g);	1571	tmp += (mask_g>>sh_g) * low.g;
1702	lookup_g[i] = (tmp/65535)<<sh_g;	1572	lookup_g[i] = (tmp/65535)<<sh_g;
1703	}	1573	}
1704	for (i = 0; i <= mask_b>>sh_b; i++)	1574	for (i = 0; i <= mask_b>>sh_b; i++)
1705	{	1575	{
1706	uint32_t tmp;	1576	uint32_t tmp;
1707	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_b-lower_lim_b));	1577	tmp = i * high.b;
1708	tmp += ((uint32_t)(mask_b>>sh_b))*((uint32_t)lower_lim_b);	1578	tmp += (mask_b>>sh_b) * low.b;
1709	lookup_b[i] = (tmp/65535)<<sh_b;	1579	lookup_b[i] = (tmp/65535)<<sh_b;
1710	}	1580	}
1711		1581
1712	/* apply table to input image (replacing colors by newly calculated ones) */	1582	/* apply table to input image (replacing colors by newly calculated ones) */
1713	if (srcImage->bits_per_pixel == 32	1583	if (ximage->bits_per_pixel == 32
1714	&& (srcImage->depth == 24 || srcImage->depth == 32)	1584	&& (ximage->depth == 24 || ximage->depth == 32)
1715	&& srcImage->byte_order == host_byte_order)	1585	&& ximage->byte_order == host_byte_order)
1716	{	1586	{
1717	uint32_t *p1, *pf, *p, *pl;	1587	uint32_t *p1, *pf, *p, *pl;
1718	p1 = (uint32_t *) srcImage->data;	1588	p1 = (uint32_t *) ximage->data;
1719	pf = (uint32_t *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);	1589	pf = (uint32_t *) (ximage->data + ximage->height * ximage->bytes_per_line);
1720		1590
1721	while (p1 < pf)	1591	while (p1 < pf)
1722	{	1592	{
1723	p = p1;	1593	p = p1;
1724	pl = p1 + srcImage->width;	1594	pl = p1 + ximage->width;
1725	for (; p < pl; p++)	1595	for (; p < pl; p++)
1726	{	1596	{
1727	*p = lookup_r[(*p & 0xff0000) >> 16] |	1597	*p = lookup_r[(*p & 0xff0000) >> 16] |
1728	lookup_g[(*p & 0x00ff00) >> 8] |	1598	lookup_g[(*p & 0x00ff00) >> 8] |
1729	lookup_b[(*p & 0x0000ff)] |	1599	lookup_b[(*p & 0x0000ff)] |
1730	(*p & 0xff000000);	1600	(*p & 0xff000000);
1731	}	1601	}
1732	p1 = (uint32_t *) ((char *) p1 + srcImage->bytes_per_line);	1602	p1 = (uint32_t *) ((char *) p1 + ximage->bytes_per_line);
1733	}	1603	}
1734	}	1604	}
1735	else	1605	else
1736	{	1606	{
1737	for (int y = 0; y < srcImage->height; y++)	1607	for (int y = 0; y < ximage->height; y++)
1738	for (int x = 0; x < srcImage->width; x++)	1608	for (int x = 0; x < ximage->width; x++)
1739	{	1609	{
1740	unsigned long pixel = XGetPixel (srcImage, x, y);	1610	unsigned long pixel = XGetPixel (ximage, x, y);
1741	pixel = lookup_r[(pixel & mask_r) >> sh_r] |	1611	pixel = lookup_r[(pixel & mask_r) >> sh_r] |
1742	lookup_g[(pixel & mask_g) >> sh_g] |	1612	lookup_g[(pixel & mask_g) >> sh_g] |
1743	lookup_b[(pixel & mask_b) >> sh_b];	1613	lookup_b[(pixel & mask_b) >> sh_b];
1744	XPutPixel (srcImage, x, y, pixel);	1614	XPutPixel (ximage, x, y, pixel);
1745	}	1615	}
1746	}	1616	}
1747		1617
1748	free (lookup);	1618	free (lookup);
1749	}	1619	}

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