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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.99 by sf-exg, Sat Oct 30 16:39:04 2010 UTC vs.
Revision 1.159 by sf-exg, Wed Aug 10 07:34:35 2011 UTC

1	/*----------------------------------------------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: background.C - former xpm.C	2	* File: background.C - former xpm.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	*	4	*
5	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
6	* Copyright (c) 2005-2008 Marc Lehmann <pcg@goof.com>	6	* Copyright (c) 2005-2008 Marc Lehmann <schmorp@schmorp.de>
7	* Copyright (c) 2007 Sasha Vasko <sasha@aftercode.net>	7	* Copyright (c) 2007 Sasha Vasko <sasha@aftercode.net>
8	* Copyright (c) 2010 Emanuele Giaquinta <e.giaquinta@glauco.it>	8	* Copyright (c) 2010 Emanuele Giaquinta <e.giaquinta@glauco.it>
9	*	9	*
10	* This program is free software; you can redistribute it and/or modify	10	* This program is free software; you can redistribute it and/or modify
11	* it under the terms of the GNU General Public License as published by	11	* it under the terms of the GNU General Public License as published by
…		…
24		24
25	#include <cmath>	25	#include <cmath>
26	#include "../config.h" /* NECESSARY */	26	#include "../config.h" /* NECESSARY */
27	#include "rxvt.h" /* NECESSARY */	27	#include "rxvt.h" /* NECESSARY */
28		28
29	#define DO_TIMING_TEST 0	29	#if XRENDER
		30	# include <X11/extensions/Xrender.h>
		31	#endif
30		32
31	#if DO_TIMING_TEST	33	#ifndef FilterConvolution
32	# include <sys/time.h>	34	#define FilterConvolution "convolution"
33	#define TIMING_TEST_START(id) \
34	struct timeval timing_test_##id##_stv; \
35	gettimeofday (&timing_test_##id##_stv, NULL);
36
37	#define TIMING_TEST_PRINT_RESULT(id) \
38	do { \
39	struct timeval tv; \
40	gettimeofday (&tv, NULL); \
41	tv.tv_sec -= (timing_test_##id##_stv).tv_sec; \
42	fprintf (stderr, "%s: %s: %d: elapsed %ld usec\n", #id, __FILE__, __LINE__, \
43	tv.tv_sec * 1000000 + tv.tv_usec - (timing_test_##id##_stv).tv_usec); \
44	} while (0)
45
46	#else
47	#define TIMING_TEST_START(id) do {} while (0)
48	#define TIMING_TEST_PRINT_RESULT(id) do {} while (0)
49	#endif	35	#endif
50		36
51	/*	37	/*
52	* Pixmap geometry string interpretation :	38	* Pixmap geometry string interpretation :
53	* Each geometry string contains zero or one scale/position	39	* Each geometry string contains zero or one scale/position
…		…
58	*	44	*
59	* WxH+X+Y Set scaling to W% by H%, and position to X% by Y%.	45	* WxH+X+Y Set scaling to W% by H%, and position to X% by Y%.
60	* W and H are percentages of the terminal window size.	46	* W and H are percentages of the terminal window size.
61	* X and Y are also percentages; e.g., +50+50 centers	47	* X and Y are also percentages; e.g., +50+50 centers
62	* the image in the window.	48	* the image in the window.
63	* WxH+X Assumes Y == X
64	* WxH Assumes Y == X == 50 (centers the image)
65	* W+X+Y Assumes H == W
66	* W+X Assumes H == W and Y == X
67	* W Assumes H == W and Y == X == 50
68	*
69	* Adjusting position only :
70	* =+X+Y Set position to X% by Y% (absolute).
71	* =+X Set position to X% by X%.
72	* +X+Y Adjust position horizontally X% and vertically Y%
73	* from current position (relative).
74	* +X Adjust position horizontally X% and vertically X%
75	* from current position.
76	*
77	* Adjusting scale only :
78	* Wx0 Multiply horizontal scaling factor by W%
79	* 0xH Multiply vertical scaling factor by H%
80	* 0x0 No scaling (show image at normal size).
81	*	49	*
82	* Pixmap Operations : (should be prepended by a colon)	50	* Pixmap Operations : (should be prepended by a colon)
83	* tile Tile image. Scaling/position modifiers above will affect	51	* tile Tile image. Scaling/position modifiers above will affect
84	* the tile size and origin.	52	* the tile size and origin.
85	* propscale When scaling, scale proportionally. That is, maintain the	53	* propscale When scaling, scale proportionally. That is, maintain the
86	* proper aspect ratio for the image. Any portion of the	54	* proper aspect ratio for the image. Any portion of the
87	* background not covered by the image is filled with the	55	* background not covered by the image is filled with the
88	* current background color.	56	* current background color.
89	* hscale Scale horizontally, tile vertically ?
90	* vscale Tile horizontally, scale vertically ?
91	* scale Scale both up and down	57	* scale Scale both up and down
92	* auto Same as 100x100+50+50
93	*/	58	*/
94		59
95	#ifdef HAVE_BG_PIXMAP	60	#ifdef HAVE_BG_PIXMAP
96	bgPixmap_t::bgPixmap_t ()
97	{
98	// this is basically redundant as bgPixmap_t is only used in
99	// zero_initialised-derived structs
100	#ifdef HAVE_AFTERIMAGE
101	original_asim = NULL;
102	#endif
103	#ifdef HAVE_PIXBUF
104	pixbuf = NULL;
105	#endif
106	#ifdef BG_IMAGE_FROM_FILE
107	have_image = false;
108	h_scale = v_scale = 0;
109	h_align = v_align = 0;
110	#endif
111	#ifdef ENABLE_TRANSPARENCY
112	shade = 100;
113	#endif
114	flags = 0;
115	pixmap = None;
116	valid_since = invalid_since = 0;
117	target = 0;
118	}
119
120	void	61	void
121	bgPixmap_t::destroy ()	62	rxvt_term::bg_destroy ()
122	{	63	{
123	#ifdef HAVE_AFTERIMAGE	64	#ifdef HAVE_AFTERIMAGE
124	if (original_asim)	65	if (original_asim)
125	safe_asimage_destroy (original_asim);	66	safe_asimage_destroy (original_asim);
		67	if (asv)
		68	destroy_asvisual (asv, 0);
		69	if (asimman)
		70	destroy_image_manager (asimman, 0);
126	#endif	71	#endif
127		72
128	#ifdef HAVE_PIXBUF	73	#ifdef HAVE_PIXBUF
129	if (pixbuf)	74	if (pixbuf)
130	g_object_unref (pixbuf);	75	g_object_unref (pixbuf);
131	#endif	76	#endif
132		77
133	if (pixmap && target)	78	if (bg_pixmap)
134	XFreePixmap (target->dpy, pixmap);	79	XFreePixmap (dpy, bg_pixmap);
135	}	80	}
136		81
137	bool	82	bool
138	bgPixmap_t::window_size_sensitive ()	83	rxvt_term::bg_set_position (int x, int y)
		84	{
		85
		86	if (target_x != x
		87	|| target_y != y)
		88	{
		89	target_x = x;
		90	target_y = y;
		91	return true;
		92	}
		93	return false;
		94	}
		95
		96	bool
		97	rxvt_term::bg_window_size_sensitive ()
139	{	98	{
140	# ifdef ENABLE_TRANSPARENCY	99	# ifdef ENABLE_TRANSPARENCY
141	if (flags & isTransparent)	100	if (bg_flags & BG_IS_TRANSPARENT)
142	return true;	101	return true;
143	# endif	102	# endif
144		103
145	# ifdef BG_IMAGE_FROM_FILE	104	# ifdef BG_IMAGE_FROM_FILE
146	if (have_image)	105	if (bg_flags & BG_IS_FROM_FILE)
147	{	106	{
148	if (flags & sizeSensitive)	107	if (bg_flags & BG_IS_SIZE_SENSITIVE)
149	return true;	108	return true;
150	}	109	}
151	# endif	110	# endif
152		111
153	return false;	112	return false;
154	}	113	}
155		114
156	bool	115	bool
157	bgPixmap_t::window_position_sensitive ()	116	rxvt_term::bg_window_position_sensitive ()
158	{	117	{
159	# ifdef ENABLE_TRANSPARENCY	118	# ifdef ENABLE_TRANSPARENCY
160	if (flags & isTransparent)	119	if (bg_flags & BG_IS_TRANSPARENT)
161	return true;	120	return true;
162	# endif	121	# endif
163		122
164	# ifdef BG_IMAGE_FROM_FILE	123	# ifdef BG_IMAGE_FROM_FILE
165	if (have_image)	124	if (bg_flags & BG_IS_FROM_FILE)
166	{	125	{
167	if (flags & rootAlign)	126	if (bg_flags & BG_ROOT_ALIGN)
168	return true;	127	return true;
169	}	128	}
170	# endif	129	# endif
171		130
172	return false;
173	};
174
175	bool bgPixmap_t::need_client_side_rendering ()
176	{
177	# ifdef HAVE_AFTERIMAGE
178	if (original_asim)
179	return true;
180	# endif
181	return false;	131	return false;
182	}	132	}
183		133
184	# ifdef BG_IMAGE_FROM_FILE	134	# ifdef BG_IMAGE_FROM_FILE
185	static inline bool	135	static inline bool
…		…
248	dst_size = target_size - dst_pos;	198	dst_size = target_size - dst_pos;
249	return src_pos;	199	return src_pos;
250	}	200	}
251		201
252	bool	202	bool
253	bgPixmap_t::set_geometry (const char *geom)	203	rxvt_term::bg_set_geometry (const char *geom, bool update)
254	{	204	{
		205	bool changed = false;
255	int geom_flags = 0, changed = 0;	206	int geom_flags = 0;
256	int x = 0, y = 0;	207	int x = 0, y = 0;
257	unsigned int w = 0, h = 0;	208	unsigned int w = 0, h = 0;
258	unsigned int n;	209	unsigned int n;
259	unsigned long new_flags = (flags & (~geometryFlags));	210	unsigned long new_flags = (bg_flags & (~BG_GEOMETRY_FLAGS));
260	const char *p;	211	const char *ops;
261	# define MAXLEN_GEOM 256 /* could be longer than regular geometry string */
262		212
263	if (geom == NULL)	213	if (geom == NULL)
264	return false;	214	return false;
265		215
266	char str[MAXLEN_GEOM];	216	char str[256];
267		217
268	while (isspace(*geom)) ++geom;
269	if ((p = strchr (geom, ';')) == NULL)
270	p = strchr (geom, '\0');	218	ops = strchr (geom, ':');
271		219	if (ops == NULL)
		220	n = strlen (geom);
		221	else
272	n = (p - geom);	222	n = ops - geom;
273	if (n < MAXLEN_GEOM)
274	{
275	char *ops;
276	new_flags |= geometrySet;
277		223
		224	if (n >= sizeof (str))
		225	return false;
		226
278	memcpy (str, geom, n);	227	memcpy (str, geom, n);
279	str[n] = '\0';	228	str[n] = '\0';
280	if (str[0] == ':')	229	rxvt_strtrim (str);
281	ops = &str[0];
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		230
296	if (ops > str || ops == NULL)	231	if (str[0])
297	{	232	{
298	/* we have geometry string - let's handle it prior to applying ops */	233	/* we have geometry string - let's handle it prior to applying ops */
299	geom_flags = XParseGeometry (str, &x, &y, &w, &h);	234	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 */	235	} /* done parsing geometry string */
356	else if (!(flags & geometrySet))	236
357	{	237	if (!update)
358	/* default geometry - scaled and centered */	238	{
		239	if (!(geom_flags & XValue))
359	x = y = defaultAlign;	240	x = y = defaultAlign;
		241	else if (!(geom_flags & YValue))
		242	y = x;
		243
		244	if (!(geom_flags & (WidthValue|HeightValue)))
360	w = h = defaultScale;	245	w = h = defaultScale;
361	}	246	else if (!(geom_flags & HeightValue))
		247	h = w;
		248	else if (!(geom_flags & WidthValue))
		249	w = h;
362		250
363	if (!(flags & geometrySet))
364	geom_flags |= WidthValue|HeightValue|XValue|YValue;	251	geom_flags |= WidthValue|HeightValue|XValue|YValue;
		252	}
365		253
366	if (ops)	254	if (ops)
367	{	255	{
368	while (*ops)	256	char **arr = rxvt_strsplit (':', ops + 1);
		257
		258	for (int i = 0; arr[i]; i++)
369	{	259	{
370	while (*ops == ':' || isspace(*ops)) ++ops;	260	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	{	261	{
		262	new_flags |= BG_TILE;
375	w = h = noScale;	263	w = h = noScale;
376	geom_flags |= WidthValue|HeightValue;	264	geom_flags |= WidthValue|HeightValue;
377	}	265	}
378	else if (CHECK_GEOM_OPS ("propscale"))	266	else if (!strcasecmp (arr[i], "propscale"))
379	{	267	{
380	new_flags |= propScale;	268	new_flags |= BG_PROP_SCALE;
381	}	269	}
382	else if (CHECK_GEOM_OPS ("hscale"))	270	else if (!strcasecmp (arr[i], "scale"))
383	{	271	{
		272	if (h == 0) h = windowScale;
384	if (w == 0) w = windowScale;	273	if (w == 0) w = windowScale;
385		274
386	h = noScale;
387	geom_flags |= WidthValue|HeightValue;	275	geom_flags |= WidthValue|HeightValue;
388	}	276	}
389	else if (CHECK_GEOM_OPS ("vscale"))	277	else if (!strcasecmp (arr[i], "center"))
390	{	278	{
391	if (h == 0) h = windowScale;
392
393	w = noScale;
394	geom_flags |= WidthValue|HeightValue;
395	}
396	else if (CHECK_GEOM_OPS ("scale"))
397	{
398	if (h == 0) h = windowScale;
399	if (w == 0) w = windowScale;
400
401	geom_flags |= WidthValue|HeightValue;
402	}
403	else if (CHECK_GEOM_OPS ("auto"))
404	{
405	w = h = windowScale;	279	w = h = noScale;
406	x = y = centerAlign;	280	x = y = centerAlign;
407	geom_flags |= WidthValue|HeightValue|XValue|YValue;	281	geom_flags |= WidthValue|HeightValue|XValue|YValue;
408	}	282	}
409	else if (CHECK_GEOM_OPS ("root"))	283	else if (!strcasecmp (arr[i], "root"))
410	{	284	{
411	new_flags |= rootAlign;	285	new_flags |= BG_TILE|BG_ROOT_ALIGN;
412	w = h = noScale;	286	w = h = noScale;
413	geom_flags |= WidthValue|HeightValue;	287	geom_flags |= WidthValue|HeightValue;
414	}	288	}
415	# undef CHECK_GEOM_OPS
416
417	while (*ops != ':' && *ops != '\0') ++ops;
418	} /* done parsing ops */	289	} /* done parsing ops */
419	}
420		290
		291	rxvt_free_strsplit (arr);
		292	}
		293
421	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) ++changed;	294	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;	295	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;	296	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;	297	if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
425	}
426		298
427	if (new_flags != flags)	299	if (new_flags != bg_flags)
428	{	300	{
429	flags = new_flags;	301	bg_flags = new_flags;
430	changed++;	302	changed = true;
431	}	303	}
432		304
433	return (changed > 0);	305	return changed;
434	}	306	}
435		307
436	void	308	void
437	bgPixmap_t::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)	309	rxvt_term::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
438	{	310	{
439	int target_width = target->szHint.width;	311	int target_width = szHint.width;
440	int target_height = target->szHint.height;	312	int target_height = szHint.height;
441		313
442	if (flags & propScale)	314	if (bg_flags & BG_PROP_SCALE)
443	{	315	{
444	float scale = (float)target_width / image_width;	316	float scale = (float)target_width / image_width;
445	min_it (scale, (float)target_height / image_height);	317	min_it (scale, (float)target_height / image_height);
446	w = image_width * scale + 0.5;	318	w = image_width * scale + 0.5;
447	h = image_height * scale + 0.5;	319	h = image_height * scale + 0.5;
…		…
453	}	325	}
454		326
455	if (!w) w = image_width;	327	if (!w) w = image_width;
456	if (!h) h = image_height;	328	if (!h) h = image_height;
457		329
458	if (flags & rootAlign)	330	if (bg_flags & BG_ROOT_ALIGN)
459	{	331	{
460	target->get_window_origin (x, y);
461	x = -x;	332	x = -target_x;
462	y = -y;	333	y = -target_y;
463	}	334	}
464	else	335	else
465	{	336	{
466	x = make_align_position (h_align, target_width, w);	337	x = make_align_position (h_align, target_width, w);
467	y = make_align_position (v_align, target_height, h);	338	y = make_align_position (v_align, target_height, h);
468	}	339	}
469		340
470	flags &= ~sizeSensitive;	341	bg_flags &= ~BG_IS_SIZE_SENSITIVE;
471	if ((flags & propScale) || h_scale || v_scale	342	if (!(bg_flags & BG_TILE)
		343	|| (bg_flags & BG_PROP_SCALE) || h_scale || v_scale
472	|| (!(flags & rootAlign) && (h_align || v_align))	344	|| (!(bg_flags & BG_ROOT_ALIGN) && (h_align || v_align))
473	|| w > target_width || h > target_height)	345	|| w > target_width || h > target_height)
474	flags |= sizeSensitive;	346	bg_flags |= BG_IS_SIZE_SENSITIVE;
475	}	347	}
476		348
477	# ifdef HAVE_AFTERIMAGE	349	# ifdef HAVE_AFTERIMAGE
478	bool	350	bool
479	bgPixmap_t::render_image (unsigned long background_flags)	351	rxvt_term::render_image (unsigned long tr_flags)
480	{	352	{
481	if (target == NULL)
482	return false;
483
484	target->init_asv ();	353	init_asv ();
485		354
486	ASImage *background = NULL;	355	ASImage *background = NULL;
487	ARGB32 background_tint = TINT_LEAVE_SAME;	356	ARGB32 background_tint = TINT_LEAVE_SAME;
488		357
489	# ifdef ENABLE_TRANSPARENCY	358	# ifdef ENABLE_TRANSPARENCY
490	if (background_flags)	359	if (tr_flags)
491	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);	360	background = pixmap2ximage (asv, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, 100);
492		361
493	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	362	if (tr_flags & BG_NEEDS_TINT)
494	{	363	{
495	ShadingInfo as_shade;	364	ShadingInfo as_shade;
496	as_shade.shading = shade;	365	as_shade.shading = shade;
497		366
498	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	367	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
499	if (flags & tintSet)	368	if (bg_flags & BG_TINT_SET)
500	tint.get (c);	369	tint.get (c);
501	as_shade.tintColor.red = c.r;	370	as_shade.tintColor.red = c.r;
502	as_shade.tintColor.green = c.g;	371	as_shade.tintColor.green = c.g;
503	as_shade.tintColor.blue = c.b;	372	as_shade.tintColor.blue = c.b;
504		373
505	background_tint = shading2tint32 (&as_shade);	374	background_tint = shading2tint32 (&as_shade);
506	}	375	}
507		376
508	if (!(background_flags & transpPmapBlurred) && (flags & blurNeeded) && background != NULL)	377	if ((tr_flags & BG_NEEDS_BLUR) && background != NULL)
509	{	378	{
510	ASImage *tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,	379	ASImage *tmp = blur_asimage_gauss (asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
511	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,	380	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,
512	100, ASIMAGE_QUALITY_DEFAULT);	381	100, ASIMAGE_QUALITY_DEFAULT);
513	if (tmp)	382	if (tmp)
514	{	383	{
515	destroy_asimage (&background);	384	destroy_asimage (&background);
…		…
518	}	387	}
519	# endif	388	# endif
520		389
521	ASImage *result = 0;	390	ASImage *result = 0;
522		391
523	int target_width = target->szHint.width;	392	int target_width = szHint.width;
524	int target_height = target->szHint.height;	393	int target_height = szHint.height;
525	int new_pmap_width = target_width;	394	int new_pmap_width = target_width;
526	int new_pmap_height = target_height;	395	int new_pmap_height = target_height;
527		396
528	int x = 0;	397	int x = 0;
529	int y = 0;	398	int y = 0;
…		…
532		401
533	if (original_asim)	402	if (original_asim)
534	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);	403	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
535		404
536	if (!original_asim	405	if (!original_asim
537	|| (!(flags & rootAlign)	406	|| (!(bg_flags & BG_ROOT_ALIGN)
538	&& (x >= target_width	407	&& (x >= target_width
539	|| y >= target_height	408	|| y >= target_height
540	|| (x + w <= 0)	409	|| (x + w <= 0)
541	|| (y + h <= 0))))	410	|| (y + h <= 0))))
542	{	411	{
…		…
546	new_pmap_height = background->height;	415	new_pmap_height = background->height;
547	result = background;	416	result = background;
548		417
549	if (background_tint != TINT_LEAVE_SAME)	418	if (background_tint != TINT_LEAVE_SAME)
550	{	419	{
551	ASImage *tmp = tile_asimage (target->asv, background, 0, 0,	420	ASImage *tmp = tile_asimage (asv, background, 0, 0,
552	target_width, target_height, background_tint,	421	target_width, target_height, background_tint,
553	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);	422	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
554	if (tmp)	423	if (tmp)
555	result = tmp;	424	result = tmp;
556	}	425	}
…		…
563	result = original_asim;	432	result = original_asim;
564		433
565	if ((w != original_asim->width)	434	if ((w != original_asim->width)
566	|| (h != original_asim->height))	435	|| (h != original_asim->height))
567	{	436	{
568	result = scale_asimage (target->asv, original_asim,	437	result = scale_asimage (asv, original_asim,
569	w, h,	438	w, h,
570	background ? ASA_ASImage : ASA_XImage,	439	background ? ASA_ASImage : ASA_XImage,
571	100, ASIMAGE_QUALITY_DEFAULT);	440	100, ASIMAGE_QUALITY_DEFAULT);
572	}	441	}
573		442
574	if (background == NULL)	443	if (background == NULL)
575	{	444	{
576	if (h_scale == 0 || v_scale == 0)	445	if (bg_flags & BG_TILE)
577	{	446	{
578	/* if tiling - pixmap has to be sized exactly as the image,	447	/* if tiling - pixmap has to be sized exactly as the image,
579	but there is no need to make it bigger than the window! */	448	but there is no need to make it bigger than the window! */
580	new_pmap_width = min (result->width, target_width);	449	new_pmap_width = min (result->width, target_width);
581	new_pmap_height = min (result->height, target_height);	450	new_pmap_height = min (result->height, target_height);
582		451
583	/* we also need to tile our image in both directions */	452	/* we also need to tile our image in both directions */
584	ASImage *tmp = tile_asimage (target->asv, result,	453	ASImage *tmp = tile_asimage (asv, result,
585	(int)result->width - x,	454	(int)result->width - x,
586	(int)result->height - y,	455	(int)result->height - y,
587	new_pmap_width,	456	new_pmap_width,
588	new_pmap_height,	457	new_pmap_height,
589	TINT_LEAVE_SAME, ASA_XImage,	458	TINT_LEAVE_SAME, ASA_XImage,
…		…
606	layers[0].clip_width = target_width;	475	layers[0].clip_width = target_width;
607	layers[0].clip_height = target_height;	476	layers[0].clip_height = target_height;
608	layers[0].tint = background_tint;	477	layers[0].tint = background_tint;
609	layers[1].im = result;	478	layers[1].im = result;
610		479
611	if (h_scale == 0 || v_scale == 0)	480	if (bg_flags & BG_TILE)
612	{	481	{
613	/* tile horizontally */	482	/* tile horizontally */
614	while (x > 0) x -= (int)result->width;	483	while (x > 0) x -= (int)result->width;
615	layers[1].dst_x = x;	484	layers[1].dst_x = x;
616	layers[1].clip_width = result->width+target_width;	485	layers[1].clip_width = result->width+target_width;
…		…
620	/* clip horizontally */	489	/* clip horizontally */
621	layers[1].dst_x = x;	490	layers[1].dst_x = x;
622	layers[1].clip_width = result->width;	491	layers[1].clip_width = result->width;
623	}	492	}
624		493
625	if (h_scale == 0 || v_scale == 0)	494	if (bg_flags & BG_TILE)
626	{	495	{
627	while (y > 0) y -= (int)result->height;	496	while (y > 0) y -= (int)result->height;
628	layers[1].dst_y = y;	497	layers[1].dst_y = y;
629	layers[1].clip_height = result->height + target_height;	498	layers[1].clip_height = result->height + target_height;
630	}	499	}
…		…
632	{	501	{
633	layers[1].dst_y = y;	502	layers[1].dst_y = y;
634	layers[1].clip_height = result->height;	503	layers[1].clip_height = result->height;
635	}	504	}
636		505
637	if (target->rs[Rs_blendtype])	506	if (rs[Rs_blendtype])
638	{	507	{
639	layers[1].merge_scanlines = blend_scanlines_name2func (target->rs[Rs_blendtype]);	508	layers[1].merge_scanlines = blend_scanlines_name2func (rs[Rs_blendtype]);
640	if (layers[1].merge_scanlines == NULL)	509	if (layers[1].merge_scanlines == NULL)
641	layers[1].merge_scanlines = alphablend_scanlines;	510	layers[1].merge_scanlines = alphablend_scanlines;
642	}	511	}
643		512
644	ASImage *tmp = merge_layers (target->asv, layers, 2, target_width, target_height,	513	ASImage *tmp = merge_layers (asv, layers, 2, target_width, target_height,
645	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);	514	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
646		515
647	if (tmp)	516	if (tmp)
648	{	517	{
649	if (result != original_asim)	518	if (result != original_asim)
…		…
661	if (result)	530	if (result)
662	{	531	{
663	XGCValues gcv;	532	XGCValues gcv;
664	GC gc;	533	GC gc;
665		534
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 */	535	/* create Pixmap */
678	if (pixmap == None)	536	if (bg_pixmap == None
		537	|| bg_pmap_width != new_pmap_width
		538	|| bg_pmap_height != new_pmap_height)
679	{	539	{
		540	if (bg_pixmap)
		541	XFreePixmap (dpy, bg_pixmap);
680	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);	542	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
681	pmap_width = new_pmap_width;	543	bg_pmap_width = new_pmap_width;
682	pmap_height = new_pmap_height;	544	bg_pmap_height = new_pmap_height;
683	pmap_depth = target->depth;
684	}	545	}
685	/* fill with background color (if result's not completely overlapping it) */	546	/* fill with background color (if result's not completely overlapping it) */
686	gcv.foreground = target->pix_colors[Color_bg];	547	gcv.foreground = pix_colors[Color_bg];
687	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);	548	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
688		549
689	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;	550	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
690	int dst_width = result->width, dst_height = result->height;	551	int dst_width = result->width, dst_height = result->height;
691	if (background == NULL)	552	if (background == NULL)
692	{	553	{
693	if (!(h_scale == 0 || v_scale == 0))	554	if (!(bg_flags & BG_TILE))
694	{	555	{
695	src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );	556	src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );
696	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);	557	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
697	}	558	}
698		559
699	if (dst_x > 0 || dst_y > 0	560	if (dst_x > 0 || dst_y > 0
700	|| dst_x + dst_width < new_pmap_width	561	|| dst_x + dst_width < new_pmap_width
701	|| dst_y + dst_height < new_pmap_height)	562	|| dst_y + dst_height < new_pmap_height)
702	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	563	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
703	}	564	}
704		565
705	/* put result on pixmap */	566	/* put result on pixmap */
706	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	567	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);	568	asimage2drawable (asv, bg_pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);
708		569
709	if (result != background && result != original_asim)	570	if (result != background && result != original_asim)
710	destroy_asimage (&result);	571	destroy_asimage (&result);
711		572
712	XFreeGC (target->dpy, gc);	573	XFreeGC (dpy, gc);
713		574
714	ret = true;	575	ret = true;
715	}	576	}
716		577
717	if (background)	578	if (background)
…		…
721	}	582	}
722	# endif /* HAVE_AFTERIMAGE */	583	# endif /* HAVE_AFTERIMAGE */
723		584
724	# ifdef HAVE_PIXBUF	585	# ifdef HAVE_PIXBUF
725	bool	586	bool
726	bgPixmap_t::render_image (unsigned long background_flags)	587	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
		588	int src_x, int src_y, int dst_x, int dst_y,
		589	unsigned int width, unsigned int height)
727	{	590	{
728	if (target == NULL)	591	XImage *ximage;
		592	char *data, *line;
		593	int bytes_per_pixel;
		594	int width_r, width_g, width_b;
		595	int sh_r, sh_g, sh_b;
		596	int rowstride;
		597	int channels;
		598	unsigned char *row;
		599
		600	if (visual->c_class != TrueColor)
729	return false;	601	return false;
730		602
		603	if (depth == 24 || depth == 32)
		604	bytes_per_pixel = 4;
		605	else if (depth == 15 || depth == 16)
		606	bytes_per_pixel = 2;
		607	else
		608	return false;
		609
		610	width_r = ecb_popcount32 (visual->red_mask);
		611	width_g = ecb_popcount32 (visual->green_mask);
		612	width_b = ecb_popcount32 (visual->blue_mask);
		613
		614	if (width_r > 8 || width_g > 8 || width_b > 8)
		615	return false;
		616
		617	sh_r = ecb_ctz32 (visual->red_mask);
		618	sh_g = ecb_ctz32 (visual->green_mask);
		619	sh_b = ecb_ctz32 (visual->blue_mask);
		620
		621	if (width > INT_MAX / height / bytes_per_pixel)
		622	return false;
		623
		624	data = (char *)malloc (width * height * bytes_per_pixel);
		625	if (!data)
		626	return false;
		627
		628	ximage = XCreateImage (dpy, visual, depth, ZPixmap, 0, data,
		629	width, height, bytes_per_pixel * 8, 0);
		630	if (!ximage)
		631	{
		632	free (data);
		633	return false;
		634	}
		635
		636	ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
		637
		638	rowstride = gdk_pixbuf_get_rowstride (pixbuf);
		639	channels = gdk_pixbuf_get_n_channels (pixbuf);
		640	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
		641	line = data;
		642
		643	for (int y = 0; y < height; y++)
		644	{
		645	for (int x = 0; x < width; x++)
		646	{
		647	unsigned char *pixel = row + x * channels;
		648	uint32_t value;
		649
		650	value = ((pixel[0] >> (8 - width_r)) << sh_r)
		651	| ((pixel[1] >> (8 - width_g)) << sh_g)
		652	| ((pixel[2] >> (8 - width_b)) << sh_b);
		653
		654	if (bytes_per_pixel == 4)
		655	((uint32_t *)line)[x] = value;
		656	else
		657	((uint16_t *)line)[x] = value;
		658	}
		659
		660	row += rowstride;
		661	line += ximage->bytes_per_line;
		662	}
		663
		664	XPutImage (dpy, pixmap, gc, ximage, 0, 0, dst_x, dst_y, width, height);
		665	XDestroyImage (ximage);
		666	return true;
		667	}
		668
		669	bool
		670	rxvt_term::render_image (unsigned long tr_flags)
		671	{
731	if (!pixbuf)	672	if (!pixbuf)
732	return false;	673	return false;
733		674
734	#if !XFT	675	if (tr_flags
735	if (background_flags)	676	&& !(bg_flags & BG_HAS_RENDER))
736	return false;	677	return false;
737	#endif
738		678
739	GdkPixbuf *result;	679	GdkPixbuf *result;
740		680
741	int image_width = gdk_pixbuf_get_width (pixbuf);	681	int image_width = gdk_pixbuf_get_width (pixbuf);
742	int image_height = gdk_pixbuf_get_height (pixbuf);	682	int image_height = gdk_pixbuf_get_height (pixbuf);
743		683
744	int target_width = target->szHint.width;	684	int target_width = szHint.width;
745	int target_height = target->szHint.height;	685	int target_height = szHint.height;
746	int new_pmap_width = target_width;	686	int new_pmap_width = target_width;
747	int new_pmap_height = target_height;	687	int new_pmap_height = target_height;
748		688
749	int x = 0;	689	int x = 0;
750	int y = 0;	690	int y = 0;
751	int w = 0;	691	int w = 0;
752	int h = 0;	692	int h = 0;
753		693
754	get_image_geometry (image_width, image_height, w, h, x, y);	694	get_image_geometry (image_width, image_height, w, h, x, y);
755		695
756	if (!(flags & rootAlign)	696	if (!(bg_flags & BG_ROOT_ALIGN)
757	&& (x >= target_width	697	&& (x >= target_width
758	|| y >= target_height	698	|| y >= target_height
759	|| (x + w <= 0)	699	|| (x + w <= 0)
760	|| (y + h <= 0)))	700	|| (y + h <= 0)))
761	return false;	701	return false;
…		…
768	result = gdk_pixbuf_scale_simple (pixbuf,	708	result = gdk_pixbuf_scale_simple (pixbuf,
769	w, h,	709	w, h,
770	GDK_INTERP_BILINEAR);	710	GDK_INTERP_BILINEAR);
771	}	711	}
772		712
		713	if (!result)
		714	return false;
		715
773	bool ret = false;	716	bool ret = false;
774		717
775	if (result)
776	{
777	XGCValues gcv;	718	XGCValues gcv;
778	GC gc;	719	GC gc;
779	Pixmap root_pmap;	720	Pixmap root_pmap;
780		721
781	image_width = gdk_pixbuf_get_width (result);	722	image_width = gdk_pixbuf_get_width (result);
782	image_height = gdk_pixbuf_get_height (result);	723	image_height = gdk_pixbuf_get_height (result);
783		724
784	if (background_flags)	725	if (tr_flags)
785	{	726	{
786	root_pmap = pixmap;	727	root_pmap = bg_pixmap;
787	pixmap = None;	728	bg_pixmap = None;
		729	}
		730	else
		731	{
		732	if (bg_flags & BG_TILE)
788	}	733	{
789	else
790	{
791	if (h_scale == 0 || v_scale == 0)
792	{
793	new_pmap_width = min (image_width, target_width);	734	new_pmap_width = min (image_width, target_width);
794	new_pmap_height = min (image_height, target_height);	735	new_pmap_height = min (image_height, target_height);
795	}	736	}
796	}	737	}
797		738
		739	if (bg_pixmap == None
		740	|| bg_pmap_width != new_pmap_width
		741	|| bg_pmap_height != new_pmap_height)
		742	{
798	if (pixmap)	743	if (bg_pixmap)
799	{
800	if (pmap_width != new_pmap_width
801	|| pmap_height != new_pmap_height
802	|| pmap_depth != target->depth)
803	{
804	XFreePixmap (target->dpy, pixmap);	744	XFreePixmap (dpy, bg_pixmap);
805	pixmap = None;
806	}
807	}
808
809	if (pixmap == None)
810	{
811	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);	745	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
812	pmap_width = new_pmap_width;	746	bg_pmap_width = new_pmap_width;
813	pmap_height = new_pmap_height;	747	bg_pmap_height = new_pmap_height;
814	pmap_depth = target->depth;	748	}
		749
		750	gcv.foreground = pix_colors[Color_bg];
		751	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
		752
		753	if (gc)
		754	{
		755	if (bg_flags & BG_TILE)
815	}	756	{
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);	757	Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth);
823	gdk_pixbuf_xlib_render_to_drawable (result, tile, gc,	758	pixbuf_to_pixmap (result, tile, gc,
824	0, 0,	759	0, 0,
825	0, 0,	760	0, 0,
826	image_width, image_height,	761	image_width, image_height);
827	XLIB_RGB_DITHER_NONE,
828	0, 0);
829		762
830	gcv.tile = tile;	763	gcv.tile = tile;
831	gcv.fill_style = FillTiled;	764	gcv.fill_style = FillTiled;
832	gcv.ts_x_origin = x;	765	gcv.ts_x_origin = x;
833	gcv.ts_y_origin = y;	766	gcv.ts_y_origin = y;
834	XChangeGC (target->dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	767	XChangeGC (dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
835		768
836	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	769	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
837	XFreePixmap (target->dpy, tile);	770	XFreePixmap (dpy, tile);
838	}	771	}
839	else	772	else
840	{	773	{
841	int src_x, src_y, dst_x, dst_y;	774	int src_x, src_y, dst_x, dst_y;
842	int dst_width, dst_height;	775	int dst_width, dst_height;
…		…
845	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);	778	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);
846		779
847	if (dst_x > 0 || dst_y > 0	780	if (dst_x > 0 || dst_y > 0
848	|| dst_x + dst_width < new_pmap_width	781	|| dst_x + dst_width < new_pmap_width
849	|| dst_y + dst_height < new_pmap_height)	782	|| dst_y + dst_height < new_pmap_height)
850	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	783	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
851		784
852	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	785	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
853	gdk_pixbuf_xlib_render_to_drawable (result, pixmap, gc,	786	pixbuf_to_pixmap (result, bg_pixmap, gc,
854	src_x, src_y,	787	src_x, src_y,
855	dst_x, dst_y,	788	dst_x, dst_y,
856	dst_width, dst_height,	789	dst_width, dst_height);
857	XLIB_RGB_DITHER_NONE,
858	0, 0);
859	}
860
861	#if XFT
862	if (background_flags)
863	{	790	}
864	Display *dpy = target->dpy;	791
		792	#if XRENDER
		793	if (tr_flags)
		794	{
865	XRenderPictureAttributes pa;	795	XRenderPictureAttributes pa;
866		796
867	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, target->display->screen));	797	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, visual);
868	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);	798	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);
869		799
870	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);	800	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
871	Picture dst = XRenderCreatePicture (dpy, pixmap, dst_format, 0, &pa);	801	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, dst_format, 0, &pa);
872		802
873	pa.repeat = True;	803	pa.repeat = True;
874	Pixmap mask_pmap = XCreatePixmap (dpy, target->vt, 1, 1, 8);	804	Pixmap mask_pmap = XCreatePixmap (dpy, vt, 1, 1, 8);
875	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);	805	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
876	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);	806	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
877	XFreePixmap (dpy, mask_pmap);	807	XFreePixmap (dpy, mask_pmap);
878		808
879	if (src && dst && mask)
880	{
881	XRenderColor mask_c;	809	XRenderColor mask_c;
882		810
883	mask_c.alpha = 0x8000;	811	mask_c.alpha = 0x8000;
884	mask_c.red = 0;	812	mask_c.red = 0;
885	mask_c.green = 0;	813	mask_c.green = 0;
886	mask_c.blue = 0;	814	mask_c.blue = 0;
887	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);	815	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);	816	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
889	}
890		817
891	XRenderFreePicture (dpy, src);	818	XRenderFreePicture (dpy, src);
892	XRenderFreePicture (dpy, dst);	819	XRenderFreePicture (dpy, dst);
893	XRenderFreePicture (dpy, mask);	820	XRenderFreePicture (dpy, mask);
894
895	XFreePixmap (dpy, root_pmap);
896	}	821	}
897	#endif	822	#endif
898		823
899	if (result != pixbuf)
900	g_object_unref (result);
901
902	XFreeGC (target->dpy, gc);	824	XFreeGC (dpy, gc);
903		825
904	ret = true;	826	ret = true;
905	}	827	}
906		828
		829	if (result != pixbuf)
		830	g_object_unref (result);
		831
		832	if (tr_flags)
		833	XFreePixmap (dpy, root_pmap);
		834
907	return ret;	835	return ret;
908	}	836	}
909	# endif /* HAVE_PIXBUF */	837	# endif /* HAVE_PIXBUF */
910		838
911	bool	839	bool
912	bgPixmap_t::set_file (const char *file)	840	rxvt_term::bg_set_file (const char *file)
913	{	841	{
914	assert (file);	842	if (!file || !*file)
		843	return false;
915		844
916	if (*file)
917	{
918	if (const char *p = strchr (file, ';'))	845	if (const char *p = strchr (file, ';'))
919	{	846	{
920	size_t len = p - file;	847	size_t len = p - file;
921	char *f = rxvt_temp_buf<char> (len + 1);	848	char *f = rxvt_temp_buf<char> (len + 1);
922	memcpy (f, file, len);	849	memcpy (f, file, len);
923	f[len] = '\0';	850	f[len] = '\0';
924	file = f;	851	file = f;
925	}	852	}
926		853
927	# ifdef HAVE_AFTERIMAGE	854	# ifdef HAVE_AFTERIMAGE
928	if (!target->asimman)	855	if (!asimman)
929	target->asimman = create_generic_imageman (target->rs[Rs_path]);	856	asimman = create_generic_imageman (rs[Rs_path]);
930	ASImage *image = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);	857	ASImage *image = get_asimage (asimman, file, 0xFFFFFFFF, 100);
931	if (image)	858	if (image)
932	{	859	{
933	if (original_asim)	860	if (original_asim)
934	safe_asimage_destroy (original_asim);	861	safe_asimage_destroy (original_asim);
935	original_asim = image;	862	original_asim = image;
936	have_image = true;	863	bg_flags |= BG_IS_FROM_FILE | BG_CLIENT_RENDER;
937	return true;	864	return true;
938	}	865	}
939	# endif	866	# endif
940		867
941	# ifdef HAVE_PIXBUF	868	# ifdef HAVE_PIXBUF
942	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);	869	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
943	if (image)	870	if (image)
944	{	871	{
945	if (pixbuf)	872	if (pixbuf)
946	g_object_unref (pixbuf);	873	g_object_unref (pixbuf);
947	pixbuf = image;	874	pixbuf = image;
948	have_image = true;	875	bg_flags |= BG_IS_FROM_FILE;
949	return true;	876	return true;
950	}	877	}
951	# endif	878	# endif
952	}
953		879
954	return false;	880	return false;
955	}	881	}
956		882
957	# endif /* BG_IMAGE_FROM_FILE */	883	# endif /* BG_IMAGE_FROM_FILE */
958		884
959	# ifdef ENABLE_TRANSPARENCY	885	# ifdef ENABLE_TRANSPARENCY
960	bool	886	bool
961	bgPixmap_t::set_transparent ()	887	rxvt_term::bg_set_transparent ()
962	{	888	{
963	if (!(flags & isTransparent))	889	if (!(bg_flags & BG_IS_TRANSPARENT))
964	{	890	{
965	flags |= isTransparent;	891	bg_flags |= BG_IS_TRANSPARENT;
966	return true;	892	return true;
967	}	893	}
968		894
969	return false;	895	return false;
970	}	896	}
971		897
972	bool	898	bool
973	bgPixmap_t::set_blur_radius (const char *geom)	899	rxvt_term::bg_set_blur (const char *geom)
974	{	900	{
975	int changed = 0;	901	bool changed = false;
976	unsigned int hr, vr;	902	unsigned int hr, vr;
977	int junk;	903	int junk;
978	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);	904	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
979		905
980	if (!(geom_flags & WidthValue))	906	if (!(geom_flags & WidthValue))
…		…
985	min_it (hr, 128);	911	min_it (hr, 128);
986	min_it (vr, 128);	912	min_it (vr, 128);
987		913
988	if (h_blurRadius != hr)	914	if (h_blurRadius != hr)
989	{	915	{
990	++changed;	916	changed = true;
991	h_blurRadius = hr;	917	h_blurRadius = hr;
992	}	918	}
993		919
994	if (v_blurRadius != vr)	920	if (v_blurRadius != vr)
995	{	921	{
996	++changed;	922	changed = true;
997	v_blurRadius = vr;	923	v_blurRadius = vr;
998	}	924	}
999		925
1000	if (v_blurRadius == 0 && h_blurRadius == 0)	926	if (v_blurRadius == 0 && h_blurRadius == 0)
1001	flags &= ~blurNeeded;	927	bg_flags &= ~BG_NEEDS_BLUR;
1002	else	928	else
1003	flags |= blurNeeded;	929	bg_flags |= BG_NEEDS_BLUR;
1004		930
1005	#if XFT
1006	XFilters *filters = XRenderQueryFilters (target->dpy, target->display->root);
1007	if (filters)
1008	{
1009	for (int i = 0; i < filters->nfilter; i++)
1010	if (!strcmp (filters->filter[i], FilterConvolution))
1011	flags |= bgPixmap_t::blurServerSide;
1012
1013	XFree (filters);
1014	}
1015	#endif
1016
1017	return (changed > 0);	931	return changed;
1018	}	932	}
1019		933
1020	static inline unsigned long	934	void
1021	compute_tint_shade_flags (rxvt_color *tint, int shade)	935	rxvt_term::set_tint_shade_flags ()
1022	{	936	{
1023	unsigned long flags = 0;
1024	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	937	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1025	bool has_shade = shade != 100;	938	bool has_shade = shade != 100;
1026		939
1027	if (tint)	940	bg_flags &= ~BG_TINT_FLAGS;
		941
		942	if (bg_flags & BG_TINT_SET)
1028	{	943	{
1029	tint->get (c);	944	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)	945	if (!has_shade
1039	flags |= bgPixmap_t::tintNeeded;	946	&& (c.r <= 0x00ff || c.r >= 0xff00)
1040	else if (tint)	947	&& (c.g <= 0x00ff || c.g >= 0xff00)
		948	&& (c.b <= 0x00ff || c.b >= 0xff00))
		949	bg_flags |= BG_TINT_BITAND;
1041	{	950	}
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		951
1049	if (flags & bgPixmap_t::tintNeeded)	952	if (has_shade || (bg_flags & BG_TINT_SET))
1050	{	953	bg_flags |= BG_NEEDS_TINT;
1051	if (flags & bgPixmap_t::tintWholesome)
1052	flags |= bgPixmap_t::tintServerSide;
1053	else
1054	{
1055	#if XFT
1056	flags |= bgPixmap_t::tintServerSide;
1057	#endif
1058	}
1059	}
1060
1061	return flags;
1062	}	954	}
1063		955
1064	bool	956	bool
1065	bgPixmap_t::set_tint (rxvt_color &new_tint)	957	rxvt_term::bg_set_tint (rxvt_color &new_tint)
1066	{	958	{
1067	if (!(flags & tintSet) || tint != new_tint)	959	if (!(bg_flags & BG_TINT_SET) || tint != new_tint)
1068	{	960	{
1069	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);
1070	tint = new_tint;	961	tint = new_tint;
1071	flags = (flags & ~tintFlags) | new_flags | tintSet;	962	bg_flags |= BG_TINT_SET;
		963	set_tint_shade_flags ();
1072	return true;	964	return true;
1073	}	965	}
1074		966
1075	return false;	967	return false;
1076	}	968	}
1077		969
1078	bool	970	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)	971	rxvt_term::bg_set_shade (const char *shade_str)
1094	{	972	{
1095	int new_shade = (shade_str) ? atoi (shade_str) : 100;	973	int new_shade = (shade_str) ? atoi (shade_str) : 100;
1096		974
1097	clamp_it (new_shade, -100, 200);	975	clamp_it (new_shade, -100, 200);
1098	if (new_shade < 0)	976	if (new_shade < 0)
1099	new_shade = 200 - (100 + new_shade);	977	new_shade = 200 - (100 + new_shade);
1100		978
1101	if (new_shade != shade)	979	if (new_shade != shade)
1102	{	980	{
1103	unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);
1104	shade = new_shade;	981	shade = new_shade;
1105	flags = (flags & (~tintFlags | tintSet)) | new_flags;	982	set_tint_shade_flags ();
1106	return true;	983	return true;
1107	}	984	}
1108		985
1109	return false;	986	return false;
1110	}	987	}
1111		988
1112	#if XFT	989	#if XRENDER
1113	static void	990	static void
1114	get_gaussian_kernel (int radius, int width, double *kernel, XFixed *params)	991	get_gaussian_kernel (int radius, int width, double *kernel, XFixed *params)
1115	{	992	{
1116	double sigma = radius / 2.0;	993	double sigma = radius / 2.0;
1117	double scale = sqrt (2.0 * M_PI) * sigma;	994	double scale = sqrt (2.0 * M_PI) * sigma;
…		…
1131	params[i+2] = XDoubleToFixed (kernel[i] / sum);	1008	params[i+2] = XDoubleToFixed (kernel[i] / sum);
1132	}	1009	}
1133	#endif	1010	#endif
1134		1011
1135	bool	1012	bool
1136	bgPixmap_t::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	1013	rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
1137	{	1014	{
1138	bool ret = false;	1015	bool ret = false;
1139	#if XFT	1016	#if XRENDER
1140	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;	1017	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
1141	double *kernel = (double *)malloc (size * sizeof (double));	1018	double *kernel = (double *)malloc (size * sizeof (double));
1142	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));	1019	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
1143		1020
1144	Display *dpy = target->dpy;
1145	XRenderPictureAttributes pa;	1021	XRenderPictureAttributes pa;
1146	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	1022	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1147		1023
1148	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	1024	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
1149	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	1025	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
1150		1026
1151	if (kernel && params && src && dst)	1027	if (kernel && params)
1152	{	1028	{
1153	if (h_blurRadius)	1029	if (h_blurRadius)
1154	{	1030	{
1155	size = h_blurRadius * 2 + 1;	1031	size = h_blurRadius * 2 + 1;
1156	get_gaussian_kernel (h_blurRadius, size, kernel, params);	1032	get_gaussian_kernel (h_blurRadius, size, kernel, params);
…		…
1169		1045
1170	if (v_blurRadius)	1046	if (v_blurRadius)
1171	{	1047	{
1172	size = v_blurRadius * 2 + 1;	1048	size = v_blurRadius * 2 + 1;
1173	get_gaussian_kernel (v_blurRadius, size, kernel, params);	1049	get_gaussian_kernel (v_blurRadius, size, kernel, params);
1174	swap (params[0], params[1]);	1050	::swap (params[0], params[1]);
1175		1051
1176	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);	1052	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1177	XRenderComposite (dpy,	1053	XRenderComposite (dpy,
1178	PictOpSrc,	1054	PictOpSrc,
1179	src,	1055	src,
…		…
1195	#endif	1071	#endif
1196	return ret;	1072	return ret;
1197	}	1073	}
1198		1074
1199	bool	1075	bool
1200	bgPixmap_t::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	1076	rxvt_term::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
1201	{	1077	{
1202	Display *dpy = target->dpy;
1203	bool ret = false;	1078	bool ret = false;
1204		1079
1205	if (flags & tintWholesome)	1080	if (bg_flags & BG_TINT_BITAND)
1206	{	1081	{
1207	XGCValues gcv;	1082	XGCValues gcv;
1208	GC gc;	1083	GC gc;
1209		1084
1210	/* In this case we can tint image server-side getting significant	1085	/* In this case we can tint image server-side getting significant
…		…
1221	XFreeGC (dpy, gc);	1096	XFreeGC (dpy, gc);
1222	}	1097	}
1223	}	1098	}
1224	else	1099	else
1225	{	1100	{
1226	# if XFT	1101	# if XRENDER
1227	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1102	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1228		1103
1229	if (flags & tintSet)	1104	if (bg_flags & BG_TINT_SET)
1230	tint.get (c);	1105	tint.get (c);
1231		1106
1232	if (shade <= 100)	1107	if (shade <= 100)
1233	{	1108	{
1234	c.r = (c.r * shade) / 100;	1109	c.r = c.r * shade / 100;
1235	c.g = (c.g * shade) / 100;	1110	c.g = c.g * shade / 100;
1236	c.b = (c.b * shade) / 100;	1111	c.b = c.b * shade / 100;
1237	}	1112	}
1238	else	1113	else
1239	{	1114	{
1240	c.r = ((0xffff - c.r) * (200 - shade)) / 100;	1115	c.r = c.r * (200 - shade) / 100;
1241	c.g = ((0xffff - c.g) * (200 - shade)) / 100;	1116	c.g = c.g * (200 - shade) / 100;
1242	c.b = ((0xffff - c.b) * (200 - shade)) / 100;	1117	c.b = c.b * (200 - shade) / 100;
1243	}	1118	}
1244		1119
1245	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);	1120	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
1246	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	1121	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1247	XRenderPictureAttributes pa;	1122	XRenderPictureAttributes pa;
…		…
1254	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);	1129	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1255	XFreePixmap (dpy, overlay_pmap);	1130	XFreePixmap (dpy, overlay_pmap);
1256		1131
1257	pa.component_alpha = True;	1132	pa.component_alpha = True;
1258	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);	1133	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
1259	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);	1134	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat | CPComponentAlpha, &pa);
1260	XFreePixmap (dpy, mask_pmap);	1135	XFreePixmap (dpy, mask_pmap);
1261		1136
1262	if (mask_pic && overlay_pic && back_pic)
1263	{
1264	XRenderColor mask_c;	1137	XRenderColor mask_c;
1265		1138
1266	memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof (mask_c));
1267	mask_c.alpha = 0xffff;	1139	mask_c.alpha = 0xffff;
		1140	mask_c.red =
		1141	mask_c.green =
		1142	mask_c.blue = 0;
		1143	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
		1144
		1145	mask_c.alpha = 0;
		1146	mask_c.red = 0xffff - c.r;
		1147	mask_c.green = 0xffff - c.g;
		1148	mask_c.blue = 0xffff - c.b;
		1149	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
		1150	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1151
		1152	if (shade > 100)
		1153	{
		1154	mask_c.red = mask_c.green = mask_c.blue = 0xffff * (shade - 100) / 100;
		1155	mask_c.alpha = 0;
1268	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);	1156	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1269		1157
1270	mask_c.alpha = 0;
1271	mask_c.red = 0xffff - c.r;
1272	mask_c.green = 0xffff - c.g;
1273	mask_c.blue = 0xffff - c.b;
1274	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1275	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);	1158	XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1159	}
		1160
1276	ret = true;	1161	ret = true;
1277	}
1278		1162
1279	XRenderFreePicture (dpy, mask_pic);	1163	XRenderFreePicture (dpy, mask_pic);
1280	XRenderFreePicture (dpy, overlay_pic);	1164	XRenderFreePicture (dpy, overlay_pic);
1281	XRenderFreePicture (dpy, back_pic);	1165	XRenderFreePicture (dpy, back_pic);
1282	# endif	1166	# endif
1283	}	1167	}
1284		1168
1285	return ret;	1169	return ret;
1286	}	1170	}
1287		1171
1288	/* make_transparency_pixmap()	1172	/*
1289	* Builds a pixmap sized the same as terminal window, with depth same as the root window	1173	* Builds a pixmap of the same size as the terminal window that contains
1290	* that pixmap contains tiled portion of the root pixmap that is supposed to be covered by	1174	* the tiled portion of the root pixmap that is supposed to be covered by
1291	* our window.	1175	* our window.
1292	*/	1176	*/
1293	unsigned long	1177	unsigned long
1294	bgPixmap_t::make_transparency_pixmap ()	1178	rxvt_term::make_transparency_pixmap ()
1295	{	1179	{
1296	unsigned long result = 0;	1180	unsigned long result = 0;
1297
1298	if (target == NULL)
1299	return 0;
1300		1181
1301	/* root dimensions may change from call to call - but Display structure should	1182	/* root dimensions may change from call to call - but Display structure should
1302	* be always up-to-date, so let's use it :	1183	* be always up-to-date, so let's use it :
1303	*/	1184	*/
1304	Window root = target->display->root;
1305	int screen = target->display->screen;	1185	int screen = display->screen;
1306	Display *dpy = target->dpy;	1186	int root_depth = DefaultDepth (dpy, screen);
1307	int root_width = DisplayWidth (dpy, screen);	1187	int root_width = DisplayWidth (dpy, screen);
1308	int root_height = DisplayHeight (dpy, screen);	1188	int root_height = DisplayHeight (dpy, screen);
		1189	unsigned int root_pmap_width, root_pmap_height;
1309	int window_width = target->szHint.width;	1190	int window_width = szHint.width;
1310	int window_height = target->szHint.height;	1191	int window_height = szHint.height;
1311	int sx, sy;	1192	int sx, sy;
1312	XGCValues gcv;	1193	XGCValues gcv;
1313	GC gc;	1194	GC gc;
1314		1195
1315	target->get_window_origin (sx, sy);	1196	sx = target_x;
		1197	sy = target_y;
1316		1198
1317	/* check if we are outside of the visible part of the virtual screen : */	1199	/* check if we are outside of the visible part of the virtual screen : */
1318	if (sx + window_width <= 0 || sy + window_height <= 0	1200	if (sx + window_width <= 0 || sy + window_height <= 0
1319	|| sx >= root_width || sy >= root_height)	1201	|| sx >= root_width || sy >= root_height)
1320	return 0;	1202	return 0;
1321		1203
1322	if (root_pixmap == None)	1204	// validate root pixmap and get its size
1323	return 0;
1324
1325	Pixmap tiled_root_pmap = XCreatePixmap (dpy, root, window_width, window_height, root_depth);
1326
1327	if (tiled_root_pmap == None) /* something really bad happened - abort */
1328	return 0;
1329
1330	/* straightforward pixmap copy */
1331	gcv.tile = root_pixmap;
1332	gcv.fill_style = FillTiled;
1333
1334	while (sx < 0) sx += (int)root_width;
1335	while (sy < 0) sy += (int)root_height;
1336
1337	gcv.ts_x_origin = -sx;
1338	gcv.ts_y_origin = -sy;
1339	gc = XCreateGC (dpy, root, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
1340
1341	if (gc)
1342	{
1343	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
1344	result |= transpPmapTiled;
1345	XFreeGC (dpy, gc);
1346	}
1347
1348	if (tiled_root_pmap != None)
1349	{
1350	if (!need_client_side_rendering ())
1351	{
1352	if (flags & (blurNeeded | blurServerSide))
1353	{
1354	if (blur_pixmap (tiled_root_pmap, DefaultVisual (dpy, screen), window_width, window_height))
1355	result |= transpPmapBlurred;
1356	}
1357	if (flags & (tintNeeded | tintServerSide))
1358	{
1359	if (tint_pixmap (tiled_root_pmap, DefaultVisual (dpy, screen), window_width, window_height))
1360	result |= transpPmapTinted;
1361	}
1362	} /* server side rendering completed */
1363
1364	if (pixmap)
1365	XFreePixmap (dpy, pixmap);
1366
1367	pixmap = tiled_root_pmap;
1368	pmap_width = window_width;
1369	pmap_height = window_height;
1370	pmap_depth = root_depth;
1371	}
1372
1373	return result;
1374	}
1375
1376	void
1377	bgPixmap_t::set_root_pixmap ()
1378	{
1379	Pixmap new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);
1380	if (new_root_pixmap == None)
1381	new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);
1382
1383	root_pixmap = new_root_pixmap;
1384
1385	// validate root pixmap
1386	if (root_pixmap != None)	1205	if (root_pixmap != None)
1387	{	1206	{
1388	unsigned int width, height;
1389	Window wdummy;	1207	Window wdummy;
1390	int idummy;	1208	int idummy;
1391	unsigned int udummy;	1209	unsigned int udummy;
1392		1210
1393	target->allowedxerror = -1;	1211	allowedxerror = -1;
1394		1212
1395	if (!XGetGeometry (target->dpy, root_pixmap, &wdummy, &idummy, &idummy, &width, &height, &udummy, &udummy))	1213	if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pmap_width, &root_pmap_height, &udummy, &udummy))
1396	root_pixmap = None;	1214	root_pixmap = None;
1397		1215
1398	target->allowedxerror = 0;	1216	allowedxerror = 0;
		1217	}
		1218
		1219	Pixmap recoded_root_pmap = root_pixmap;
		1220
		1221	if (root_pixmap != None && root_depth != depth)
1399	}	1222	{
		1223	#if XRENDER
		1224	if (bg_flags & BG_HAS_RENDER)
		1225	{
		1226	recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);
		1227
		1228	XRenderPictureAttributes pa;
		1229
		1230	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
		1231	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);
		1232
		1233	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
		1234	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);
		1235
		1236	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
		1237
		1238	XRenderFreePicture (dpy, src);
		1239	XRenderFreePicture (dpy, dst);
		1240	}
		1241	else
		1242	#endif
		1243	recoded_root_pmap = None;
		1244	}
		1245
		1246	if (recoded_root_pmap == None)
		1247	return 0;
		1248
		1249	if (bg_pixmap == None
		1250	|| bg_pmap_width != window_width
		1251	|| bg_pmap_height != window_height)
		1252	{
		1253	if (bg_pixmap)
		1254	XFreePixmap (dpy, bg_pixmap);
		1255	bg_pixmap = XCreatePixmap (dpy, vt, window_width, window_height, depth);
		1256	bg_pmap_width = window_width;
		1257	bg_pmap_height = window_height;
		1258	}
		1259
		1260	/* straightforward pixmap copy */
		1261	while (sx < 0) sx += root_width;
		1262	while (sy < 0) sy += root_height;
		1263
		1264	gcv.tile = recoded_root_pmap;
		1265	gcv.fill_style = FillTiled;
		1266	gcv.ts_x_origin = -sx;
		1267	gcv.ts_y_origin = -sy;
		1268	gc = XCreateGC (dpy, vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
		1269
		1270	if (gc)
		1271	{
		1272	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);
		1273	result |= BG_IS_VALID | (bg_flags & BG_EFFECTS_FLAGS);
		1274	XFreeGC (dpy, gc);
		1275
		1276	if (!(bg_flags & BG_CLIENT_RENDER))
		1277	{
		1278	if ((bg_flags & BG_NEEDS_BLUR)
		1279	&& (bg_flags & BG_HAS_RENDER_CONV))
		1280	{
		1281	if (blur_pixmap (bg_pixmap, visual, window_width, window_height))
		1282	result &= ~BG_NEEDS_BLUR;
		1283	}
		1284	if ((bg_flags & BG_NEEDS_TINT)
		1285	&& (bg_flags & (BG_TINT_BITAND | BG_HAS_RENDER)))
		1286	{
		1287	if (tint_pixmap (bg_pixmap, visual, window_width, window_height))
		1288	result &= ~BG_NEEDS_TINT;
		1289	}
		1290	} /* server side rendering completed */
		1291	}
		1292
		1293	if (recoded_root_pmap != root_pixmap)
		1294	XFreePixmap (dpy, recoded_root_pmap);
		1295
		1296	return result;
		1297	}
		1298
		1299	void
		1300	rxvt_term::bg_set_root_pixmap ()
		1301	{
		1302	Pixmap new_root_pixmap = get_pixmap_property (xa[XA_XROOTPMAP_ID]);
		1303	if (new_root_pixmap == None)
		1304	new_root_pixmap = get_pixmap_property (xa[XA_ESETROOT_PMAP_ID]);
		1305
		1306	root_pixmap = new_root_pixmap;
1400	}	1307	}
1401	# endif /* ENABLE_TRANSPARENCY */	1308	# endif /* ENABLE_TRANSPARENCY */
1402		1309
1403	# ifndef HAVE_AFTERIMAGE	1310	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1404	static void ShadeXImage(Visual *visual, XImage *srcImage, int shade, int rm, int gm, int bm);	1311	static void shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c);
1405	# endif	1312	# endif
1406		1313
1407	bool	1314	bool
1408	bgPixmap_t::render ()	1315	rxvt_term::bg_render ()
1409	{	1316	{
1410	unsigned long background_flags = 0;	1317	unsigned long tr_flags = 0;
1411		1318
1412	if (target == NULL)
1413	return false;
1414
1415	invalidate ();	1319	bg_invalidate ();
1416	# ifdef ENABLE_TRANSPARENCY	1320	# ifdef ENABLE_TRANSPARENCY
1417	if (flags & isTransparent)	1321	if (bg_flags & BG_IS_TRANSPARENT)
1418	{	1322	{
1419	/* we need to re-generate transparency pixmap in that case ! */	1323	/* we need to re-generate transparency pixmap in that case ! */
1420	background_flags = make_transparency_pixmap ();	1324	tr_flags = make_transparency_pixmap ();
1421	if (background_flags == 0)	1325	if (tr_flags == 0)
1422	return false;	1326	return false;
1423	else if ((background_flags & transpTransformations) == (flags & transpTransformations)	1327	else if (!(tr_flags & BG_EFFECTS_FLAGS))
1424	&& pmap_depth == target->depth)	1328	bg_flags |= BG_IS_VALID;
1425	flags = flags & ~isInvalid;
1426	}	1329	}
1427	# endif	1330	# endif
1428		1331
1429	# ifdef BG_IMAGE_FROM_FILE	1332	# ifdef BG_IMAGE_FROM_FILE
1430	if (have_image	1333	if ((bg_flags & BG_IS_FROM_FILE)
1431	|| (background_flags & transpTransformations) != (flags & transpTransformations))	1334	|| (tr_flags & BG_EFFECTS_FLAGS))
1432	{	1335	{
1433	if (render_image (background_flags))	1336	if (render_image (tr_flags))
1434	flags = flags & ~isInvalid;	1337	bg_flags |= BG_IS_VALID;
1435	}	1338	}
1436	# endif	1339	# endif
1437		1340
		1341	# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1438	XImage *result = NULL;	1342	XImage *result = NULL;
1439		1343
1440	if (background_flags && (flags & isInvalid))	1344	if (tr_flags && !(bg_flags & BG_IS_VALID))
1441	{	1345	{
1442	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);	1346	result = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
1443	}	1347	}
1444		1348
1445	if (result)	1349	if (result)
1446	{	1350	{
1447	# if !defined(HAVE_AFTERIMAGE) && !XFT
1448	/* our own client-side tinting */	1351	/* our own client-side tinting */
1449	/* ATTENTION: We ASSUME that XFT will let us do all the tinting necessary server-side.	1352	if (tr_flags & BG_NEEDS_TINT)
1450	This may need to be changed in need_client_side_rendering() logic is altered !!! */
1451	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
1452	{	1353	{
1453	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1354	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1454	if (flags & tintSet)	1355	if (bg_flags & BG_TINT_SET)
1455	tint.get (c);	1356	tint.get (c);
1456	ShadeXImage (DefaultVisual (target->dpy, target->display->screen), result, shade, c.r, c.g, c.b);	1357	shade_ximage (DefaultVisual (dpy, display->screen), result, shade, c);
1457	}	1358	}
1458	# endif
1459		1359
1460	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);	1360	GC gc = XCreateGC (dpy, vt, 0UL, NULL);
1461		1361
1462	if (gc)	1362	if (gc)
1463	{	1363	{
1464	if (/*pmap_depth != target->depth &&*/ pixmap != None)
1465	{
1466	XFreePixmap (target->dpy, pixmap);
1467	pixmap = None;
1468	}
1469
1470	if (pixmap == None)
1471	{
1472	pixmap = XCreatePixmap (target->dpy, target->vt, result->width, result->height, target->depth);
1473	pmap_width = result->width;
1474	pmap_height = result->height;
1475	pmap_depth = target->depth;
1476	}
1477
1478	if (pmap_depth != result->depth)
1479	{
1480	/* Bad Match error will ensue ! stupid X !!!! */
1481	if (result->depth == 24 && pmap_depth == 32)
1482	result->depth = 32;
1483	else if (result->depth == 32 && pmap_depth == 24)
1484	result->depth = 24;
1485	else
1486	{
1487	/* TODO: implement image recoding */
1488	}
1489	}
1490
1491	if (pmap_depth == result->depth)
1492	XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);	1364	XPutImage (dpy, bg_pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1493		1365
1494	XFreeGC (target->dpy, gc);	1366	XFreeGC (dpy, gc);
1495	flags = flags & ~isInvalid;	1367	bg_flags |= BG_IS_VALID;
1496	}	1368	}
1497		1369
1498	XDestroyImage (result);	1370	XDestroyImage (result);
1499	}	1371	}
		1372	# endif
1500		1373
1501	if (flags & isInvalid)	1374	if (!(bg_flags & BG_IS_VALID))
1502	{	1375	{
1503	if (pixmap != None)	1376	if (bg_pixmap != None)
1504	{	1377	{
1505	XFreePixmap (target->dpy, pixmap);	1378	XFreePixmap (dpy, bg_pixmap);
1506	pixmap = None;	1379	bg_pixmap = None;
1507	}	1380	}
1508	}	1381	}
1509		1382
1510	apply ();	1383	scr_recolour (false);
		1384	bg_flags |= BG_NEEDS_REFRESH;
1511		1385
1512	valid_since = ev::now ();	1386	bg_valid_since = ev::now ();
1513		1387
1514	return true;	1388	return true;
1515	}	1389	}
1516		1390
1517	bool
1518	bgPixmap_t::set_target (rxvt_term *new_target)
1519	{
1520	if (new_target)
1521	if (target != new_target)
1522	{
1523	target = new_target;
1524	# ifdef ENABLE_TRANSPARENCY
1525	root_depth = DefaultDepthOfScreen (ScreenOfDisplay (target->dpy, target->display->screen));
1526	# endif
1527	return true;
1528	}
1529
1530	return false;
1531	}
1532
1533	void	1391	void
1534	bgPixmap_t::apply ()	1392	rxvt_term::bg_init ()
1535	{	1393	{
1536	if (target)
1537	{
1538	if (pixmap != None)
1539	{
1540	/* set target's background to pixmap */
1541	# ifdef ENABLE_TRANSPARENCY	1394	#ifdef ENABLE_TRANSPARENCY
1542	if (flags & isTransparent)	1395	shade = 100;
1543	{
1544	XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);
1545	XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);
1546
1547	if (target->scrollBar.win)
1548	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);
1549	}
1550	else
1551	# endif	1396	#endif
1552	{
1553	/* force old pixmap dereference in case it was transparent before :*/
1554	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1555	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1556	/* do we also need to set scrollbar's background here ? */
1557		1397
1558	if (target->scrollBar.win)	1398	bg_flags &= ~(BG_HAS_RENDER | BG_HAS_RENDER_CONV);
1559	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);	1399	#if XRENDER
1560	}	1400	int major, minor;
1561	}	1401	if (XRenderQueryVersion (dpy, &major, &minor))
1562	else	1402	bg_flags |= BG_HAS_RENDER;
1563	{	1403	XFilters *filters = XRenderQueryFilters (dpy, vt);
1564	/* set target background to a pixel */	1404	if (filters)
1565	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1566	XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);
1567	/* do we also need to set scrollbar's background here ? */
1568	if (target->scrollBar.win)
1569	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1570	}
1571
1572	/* don't want Expose on the parent or vt. It is better to use
1573	scr_touch or we get a great deal of flicker otherwise: */
1574	XClearWindow (target->dpy, target->parent[0]);
1575
1576	if (target->scrollBar.state && target->scrollBar.win)
1577	{
1578	target->scrollBar.state = STATE_IDLE;
1579	target->scrollBar.show (0);
1580	}
1581
1582	target->want_refresh = 1;
1583	flags |= hasChanged;
1584	}	1405	{
		1406	for (int i = 0; i < filters->nfilter; i++)
		1407	if (!strcmp (filters->filter[i], FilterConvolution))
		1408	bg_flags |= BG_HAS_RENDER_CONV;
		1409
		1410	XFree (filters);
		1411	}
		1412	#endif
1585	}	1413	}
1586		1414
1587	#endif /* HAVE_BG_PIXMAP */	1415	#endif /* HAVE_BG_PIXMAP */
1588		1416
1589	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) && !XFT	1417	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1590	/* taken from aterm-0.4.2 */	1418	/* taken from aterm-0.4.2 */
1591		1419
1592	static void	1420	static void
1593	ShadeXImage(Visual *visual, XImage *srcImage, int shade, int rm, int gm, int bm)	1421	shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c)
1594	{	1422	{
1595	int sh_r, sh_g, sh_b;	1423	int sh_r, sh_g, sh_b;
1596	uint32_t mask_r, mask_g, mask_b;	1424	uint32_t mask_r, mask_g, mask_b;
1597	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;	1425	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1598	unsigned int lower_lim_r, lower_lim_g, lower_lim_b;	1426	rgba low;
1599	unsigned int upper_lim_r, upper_lim_g, upper_lim_b;	1427	rgba high;
1600	int i;	1428	int i;
1601	int host_byte_order = byteorder.big_endian () ? MSBFirst : LSBFirst;	1429	int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
1602		1430
1603	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return;	1431	if (visual->c_class != TrueColor || ximage->format != ZPixmap) return;
1604		1432
1605	/* for convenience */	1433	/* for convenience */
1606	mask_r = visual->red_mask;	1434	mask_r = visual->red_mask;
1607	mask_g = visual->green_mask;	1435	mask_g = visual->green_mask;
1608	mask_b = visual->blue_mask;	1436	mask_b = visual->blue_mask;
1609		1437
1610	/* boring lookup table pre-initialization */	1438	/* boring lookup table pre-initialization */
1611	switch (srcImage->depth)	1439	switch (ximage->depth)
1612	{	1440	{
1613	case 15:	1441	case 15:
1614	if ((mask_r != 0x7c00) ||	1442	if ((mask_r != 0x7c00) ||
1615	(mask_g != 0x03e0) ||	1443	(mask_g != 0x03e0) ||
1616	(mask_b != 0x001f))	1444	(mask_b != 0x001f))
…		…
1669	/* prepare limits for color transformation (each channel is handled separately) */	1497	/* prepare limits for color transformation (each channel is handled separately) */
1670	if (shade > 100)	1498	if (shade > 100)
1671	{	1499	{
1672	shade = 200 - shade;	1500	shade = 200 - shade;
1673		1501
1674	lower_lim_r = 65535-rm;	1502	high.r = c.r * shade / 100;
1675	lower_lim_g = 65535-gm;	1503	high.g = c.g * shade / 100;
1676	lower_lim_b = 65535-bm;	1504	high.b = c.b * shade / 100;
1677		1505
1678	lower_lim_r = 65535-(unsigned int)(((uint32_t)lower_lim_r)*((uint32_t)shade)/100);	1506	low.r = 65535 * (100 - shade) / 100;
1679	lower_lim_g = 65535-(unsigned int)(((uint32_t)lower_lim_g)*((uint32_t)shade)/100);	1507	low.g = 65535 * (100 - shade) / 100;
1680	lower_lim_b = 65535-(unsigned int)(((uint32_t)lower_lim_b)*((uint32_t)shade)/100);	1508	low.b = 65535 * (100 - shade) / 100;
1681
1682	upper_lim_r = upper_lim_g = upper_lim_b = 65535;
1683	}	1509	}
1684	else	1510	else
1685	{	1511	{
		1512	high.r = c.r * shade / 100;
		1513	high.g = c.g * shade / 100;
		1514	high.b = c.b * shade / 100;
1686		1515
1687	lower_lim_r = lower_lim_g = lower_lim_b = 0;	1516	low.r = low.g = low.b = 0;
1688
1689	upper_lim_r = (unsigned int)((((uint32_t)rm)*((uint32_t)shade))/100);
1690	upper_lim_g = (unsigned int)((((uint32_t)gm)*((uint32_t)shade))/100);
1691	upper_lim_b = (unsigned int)((((uint32_t)bm)*((uint32_t)shade))/100);
1692	}	1517	}
1693		1518
1694	/* fill our lookup tables */	1519	/* fill our lookup tables */
1695	for (i = 0; i <= mask_r>>sh_r; i++)	1520	for (i = 0; i <= mask_r>>sh_r; i++)
1696	{	1521	{
1697	uint32_t tmp;	1522	uint32_t tmp;
1698	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_r-lower_lim_r));	1523	tmp = i * high.r;
1699	tmp += ((uint32_t)(mask_r>>sh_r))*((uint32_t)lower_lim_r);	1524	tmp += (mask_r>>sh_r) * low.r;
1700	lookup_r[i] = (tmp/65535)<<sh_r;	1525	lookup_r[i] = (tmp/65535)<<sh_r;
1701	}	1526	}
1702	for (i = 0; i <= mask_g>>sh_g; i++)	1527	for (i = 0; i <= mask_g>>sh_g; i++)
1703	{	1528	{
1704	uint32_t tmp;	1529	uint32_t tmp;
1705	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_g-lower_lim_g));	1530	tmp = i * high.g;
1706	tmp += ((uint32_t)(mask_g>>sh_g))*((uint32_t)lower_lim_g);	1531	tmp += (mask_g>>sh_g) * low.g;
1707	lookup_g[i] = (tmp/65535)<<sh_g;	1532	lookup_g[i] = (tmp/65535)<<sh_g;
1708	}	1533	}
1709	for (i = 0; i <= mask_b>>sh_b; i++)	1534	for (i = 0; i <= mask_b>>sh_b; i++)
1710	{	1535	{
1711	uint32_t tmp;	1536	uint32_t tmp;
1712	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_b-lower_lim_b));	1537	tmp = i * high.b;
1713	tmp += ((uint32_t)(mask_b>>sh_b))*((uint32_t)lower_lim_b);	1538	tmp += (mask_b>>sh_b) * low.b;
1714	lookup_b[i] = (tmp/65535)<<sh_b;	1539	lookup_b[i] = (tmp/65535)<<sh_b;
1715	}	1540	}
1716		1541
1717	/* apply table to input image (replacing colors by newly calculated ones) */	1542	/* apply table to input image (replacing colors by newly calculated ones) */
1718	if (srcImage->bits_per_pixel == 32	1543	if (ximage->bits_per_pixel == 32
1719	&& (srcImage->depth == 24 || srcImage->depth == 32)	1544	&& (ximage->depth == 24 || ximage->depth == 32)
1720	&& srcImage->byte_order == host_byte_order)	1545	&& ximage->byte_order == host_byte_order)
1721	{	1546	{
1722	uint32_t *p1, *pf, *p, *pl;	1547	uint32_t *p1, *pf, *p, *pl;
1723	p1 = (uint32_t *) srcImage->data;	1548	p1 = (uint32_t *) ximage->data;
1724	pf = (uint32_t *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);	1549	pf = (uint32_t *) (ximage->data + ximage->height * ximage->bytes_per_line);
1725		1550
1726	while (p1 < pf)	1551	while (p1 < pf)
1727	{	1552	{
1728	p = p1;	1553	p = p1;
1729	pl = p1 + srcImage->width;	1554	pl = p1 + ximage->width;
1730	for (; p < pl; p++)	1555	for (; p < pl; p++)
1731	{	1556	{
1732	*p = lookup_r[(*p & 0xff0000) >> 16] |	1557	*p = lookup_r[(*p & 0xff0000) >> 16] |
1733	lookup_g[(*p & 0x00ff00) >> 8] |	1558	lookup_g[(*p & 0x00ff00) >> 8] |
1734	lookup_b[(*p & 0x0000ff)] |	1559	lookup_b[(*p & 0x0000ff)] |
1735	(*p & 0xff000000);	1560	(*p & 0xff000000);
1736	}	1561	}
1737	p1 = (uint32_t *) ((char *) p1 + srcImage->bytes_per_line);	1562	p1 = (uint32_t *) ((char *) p1 + ximage->bytes_per_line);
1738	}	1563	}
1739	}	1564	}
1740	else	1565	else
1741	{	1566	{
1742	for (int y = 0; y < srcImage->height; y++)	1567	for (int y = 0; y < ximage->height; y++)
1743	for (int x = 0; x < srcImage->width; x++)	1568	for (int x = 0; x < ximage->width; x++)
1744	{	1569	{
1745	unsigned long pixel = XGetPixel (srcImage, x, y);	1570	unsigned long pixel = XGetPixel (ximage, x, y);
1746	pixel = lookup_r[(pixel & mask_r) >> sh_r] |	1571	pixel = lookup_r[(pixel & mask_r) >> sh_r] |
1747	lookup_g[(pixel & mask_g) >> sh_g] |	1572	lookup_g[(pixel & mask_g) >> sh_g] |
1748	lookup_b[(pixel & mask_b) >> sh_b];	1573	lookup_b[(pixel & mask_b) >> sh_b];
1749	XPutPixel (srcImage, x, y, pixel);	1574	XPutPixel (ximage, x, y, pixel);
1750	}	1575	}
1751	}	1576	}
1752		1577
1753	free (lookup);	1578	free (lookup);
1754	}	1579	}

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