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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.116 by sf-exg, Thu Nov 11 11:58:10 2010 UTC vs.
Revision 1.161 by sf-exg, Thu Aug 11 08:39:10 2011 UTC

1	/*----------------------------------------------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: background.C - former xpm.C	2	* File: background.C - former xpm.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	*	4	*
5	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
6	* Copyright (c) 2005-2008 Marc Lehmann <pcg@goof.com>	6	* Copyright (c) 2005-2008 Marc Lehmann <schmorp@schmorp.de>
7	* Copyright (c) 2007 Sasha Vasko <sasha@aftercode.net>	7	* Copyright (c) 2007 Sasha Vasko <sasha@aftercode.net>
8	* Copyright (c) 2010 Emanuele Giaquinta <e.giaquinta@glauco.it>	8	* Copyright (c) 2010 Emanuele Giaquinta <e.giaquinta@glauco.it>
9	*	9	*
10	* This program is free software; you can redistribute it and/or modify	10	* This program is free software; you can redistribute it and/or modify
11	* it under the terms of the GNU General Public License as published by	11	* it under the terms of the GNU General Public License as published by
…		…
28		28
29	#if XRENDER	29	#if XRENDER
30	# include <X11/extensions/Xrender.h>	30	# include <X11/extensions/Xrender.h>
31	#endif	31	#endif
32		32
33	#define DO_TIMING_TEST 0	33	#ifndef FilterConvolution
34		34	#define FilterConvolution "convolution"
35	#if DO_TIMING_TEST
36	# include <sys/time.h>
37	#define TIMING_TEST_START(id) \
38	struct timeval timing_test_##id##_stv; \
39	gettimeofday (&timing_test_##id##_stv, NULL);
40
41	#define TIMING_TEST_PRINT_RESULT(id) \
42	do { \
43	struct timeval tv; \
44	gettimeofday (&tv, NULL); \
45	tv.tv_sec -= (timing_test_##id##_stv).tv_sec; \
46	fprintf (stderr, "%s: %s: %d: elapsed %ld usec\n", #id, __FILE__, __LINE__, \
47	tv.tv_sec * 1000000 + tv.tv_usec - (timing_test_##id##_stv).tv_usec); \
48	} while (0)
49
50	#else
51	#define TIMING_TEST_START(id) do {} while (0)
52	#define TIMING_TEST_PRINT_RESULT(id) do {} while (0)
53	#endif	35	#endif
54		36
55	/*	37	/*
56	* Pixmap geometry string interpretation :	38	* Pixmap geometry string interpretation :
57	* Each geometry string contains zero or one scale/position	39	* Each geometry string contains zero or one scale/position
…		…
62	*	44	*
63	* WxH+X+Y Set scaling to W% by H%, and position to X% by Y%.	45	* WxH+X+Y Set scaling to W% by H%, and position to X% by Y%.
64	* W and H are percentages of the terminal window size.	46	* W and H are percentages of the terminal window size.
65	* X and Y are also percentages; e.g., +50+50 centers	47	* X and Y are also percentages; e.g., +50+50 centers
66	* the image in the window.	48	* the image in the window.
67	* WxH+X Assumes Y == X
68	* WxH Assumes Y == X == 50 (centers the image)
69	* W+X+Y Assumes H == W
70	* W+X Assumes H == W and Y == X
71	* W Assumes H == W and Y == X == 50
72	*
73	* Adjusting position only :
74	* =+X+Y Set position to X% by Y% (absolute).
75	* =+X Set position to X% by X%.
76	* +X+Y Adjust position horizontally X% and vertically Y%
77	* from current position (relative).
78	* +X Adjust position horizontally X% and vertically X%
79	* from current position.
80	*
81	* Adjusting scale only :
82	* Wx0 Multiply horizontal scaling factor by W%
83	* 0xH Multiply vertical scaling factor by H%
84	* 0x0 No scaling (show image at normal size).
85	*	49	*
86	* Pixmap Operations : (should be prepended by a colon)	50	* Pixmap Operations : (should be prepended by a colon)
87	* tile Tile image. Scaling/position modifiers above will affect
88	* the tile size and origin.
89	* propscale When scaling, scale proportionally. That is, maintain the
90	* proper aspect ratio for the image. Any portion of the
91	* background not covered by the image is filled with the
92	* current background color.
93	* hscale Scale horizontally, tile vertically ?
94	* vscale Tile horizontally, scale vertically ?
95	* scale Scale both up and down
96	* auto Same as 100x100+50+50
97	*/	51	*/
98		52
99	#ifdef HAVE_BG_PIXMAP	53	#ifdef HAVE_BG_PIXMAP
100	bgPixmap_t::bgPixmap_t ()
101	{
102	// this is basically redundant as bgPixmap_t is only used in
103	// zero_initialised-derived structs
104	#ifdef HAVE_AFTERIMAGE
105	original_asim = NULL;
106	#endif
107	#ifdef HAVE_PIXBUF
108	pixbuf = NULL;
109	#endif
110	#ifdef BG_IMAGE_FROM_FILE
111	have_image = false;
112	h_scale = v_scale = 0;
113	h_align = v_align = 0;
114	#endif
115	#ifdef ENABLE_TRANSPARENCY
116	shade = 100;
117	#endif
118	flags = 0;
119	pixmap = None;
120	valid_since = invalid_since = 0;
121	target = 0;
122	}
123
124	void	54	void
125	bgPixmap_t::destroy ()	55	rxvt_term::bg_destroy ()
126	{	56	{
127	#ifdef HAVE_AFTERIMAGE	57	#ifdef HAVE_AFTERIMAGE
128	if (original_asim)	58	if (original_asim)
129	safe_asimage_destroy (original_asim);	59	safe_asimage_destroy (original_asim);
		60	if (asv)
		61	destroy_asvisual (asv, 0);
		62	if (asimman)
		63	destroy_image_manager (asimman, 0);
130	#endif	64	#endif
131		65
132	#ifdef HAVE_PIXBUF	66	#ifdef HAVE_PIXBUF
133	if (pixbuf)	67	if (pixbuf)
134	g_object_unref (pixbuf);	68	g_object_unref (pixbuf);
135	#endif	69	#endif
136		70
137	if (pixmap && target)	71	if (bg_pixmap)
138	XFreePixmap (target->dpy, pixmap);	72	XFreePixmap (dpy, bg_pixmap);
139	}	73	}
140		74
141	bool	75	bool
142	bgPixmap_t::window_size_sensitive ()	76	rxvt_term::bg_set_position (int x, int y)
		77	{
		78
		79	if (target_x != x
		80	|| target_y != y)
		81	{
		82	target_x = x;
		83	target_y = y;
		84	return true;
		85	}
		86	return false;
		87	}
		88
		89	bool
		90	rxvt_term::bg_window_size_sensitive ()
143	{	91	{
144	# ifdef ENABLE_TRANSPARENCY	92	# ifdef ENABLE_TRANSPARENCY
145	if (flags & isTransparent)	93	if (bg_flags & BG_IS_TRANSPARENT)
146	return true;	94	return true;
147	# endif	95	# endif
148		96
149	# ifdef BG_IMAGE_FROM_FILE	97	# ifdef BG_IMAGE_FROM_FILE
150	if (have_image)	98	if (bg_flags & BG_IS_FROM_FILE)
151	{	99	{
152	if (flags & sizeSensitive)	100	if (bg_flags & BG_IS_SIZE_SENSITIVE)
153	return true;	101	return true;
154	}	102	}
155	# endif	103	# endif
156		104
157	return false;	105	return false;
158	}	106	}
159		107
160	bool	108	bool
161	bgPixmap_t::window_position_sensitive ()	109	rxvt_term::bg_window_position_sensitive ()
162	{	110	{
163	# ifdef ENABLE_TRANSPARENCY	111	# ifdef ENABLE_TRANSPARENCY
164	if (flags & isTransparent)	112	if (bg_flags & BG_IS_TRANSPARENT)
165	return true;	113	return true;
166	# endif	114	# endif
167		115
168	# ifdef BG_IMAGE_FROM_FILE	116	# ifdef BG_IMAGE_FROM_FILE
169	if (have_image)	117	if (bg_flags & BG_IS_FROM_FILE)
170	{	118	{
171	if (flags & rootAlign)	119	if (bg_flags & BG_ROOT_ALIGN)
172	return true;	120	return true;
173	}	121	}
174	# endif	122	# endif
175		123
176	return false;
177	};
178
179	bool bgPixmap_t::need_client_side_rendering ()
180	{
181	# ifdef HAVE_AFTERIMAGE
182	if (original_asim)
183	return true;
184	# endif
185	return false;	124	return false;
186	}	125	}
187		126
188	# ifdef BG_IMAGE_FROM_FILE	127	# ifdef BG_IMAGE_FROM_FILE
189	static inline bool	128	static inline bool
…		…
252	dst_size = target_size - dst_pos;	191	dst_size = target_size - dst_pos;
253	return src_pos;	192	return src_pos;
254	}	193	}
255		194
256	bool	195	bool
257	bgPixmap_t::set_geometry (const char *geom)	196	rxvt_term::bg_set_geometry (const char *geom, bool update)
258	{	197	{
259	bool changed = false;	198	bool changed = false;
260	int geom_flags = 0;	199	int geom_flags = 0;
261	int x = 0, y = 0;	200	int x = 0, y = 0;
262	unsigned int w = 0, h = 0;	201	unsigned int w = 0, h = 0;
263	unsigned int n;	202	unsigned int n;
264	unsigned long new_flags = (flags & (~geometryFlags));	203	unsigned long new_flags = (bg_flags & (~BG_GEOMETRY_FLAGS));
265	const char *p;	204	const char *ops;
266	# define MAXLEN_GEOM 256 /* could be longer than regular geometry string */
267		205
268	if (geom == NULL)	206	if (geom == NULL)
269	return false;	207	return false;
270		208
271	char str[MAXLEN_GEOM];	209	char str[256];
272		210
273	while (isspace(*geom)) ++geom;
274	if ((p = strchr (geom, ';')) == NULL)
275	p = strchr (geom, '\0');	211	ops = strchr (geom, ':');
276		212	if (ops == NULL)
		213	n = strlen (geom);
		214	else
277	n = (p - geom);	215	n = ops - geom;
278	if (n < MAXLEN_GEOM)
279	{
280	char *ops;
281	new_flags |= geometrySet;
282		216
		217	if (n >= sizeof (str))
		218	return false;
		219
283	memcpy (str, geom, n);	220	memcpy (str, geom, n);
284	str[n] = '\0';	221	str[n] = '\0';
285	if (str[0] == ':')	222	rxvt_strtrim (str);
286	ops = &str[0];
287	else if (str[0] != 'x' && str[0] != 'X' && isalpha(str[0]))
288	ops = &str[0];
289	else
290	{
291	char *tmp;
292	ops = strchr (str, ':');
293	if (ops != NULL)
294	{
295	for (tmp = ops-1; tmp >= str && isspace(*tmp); --tmp);
296	*(++tmp) = '\0';
297	if (ops == tmp) ++ops;
298	}
299	}
300		223
301	if (ops > str || ops == NULL)	224	if (str[0])
302	{	225	{
303	/* we have geometry string - let's handle it prior to applying ops */	226	/* we have geometry string - let's handle it prior to applying ops */
304	geom_flags = XParseGeometry (str, &x, &y, &w, &h);	227	geom_flags = XParseGeometry (str, &x, &y, &w, &h);
305
306	if ((geom_flags & XValue) && !(geom_flags & YValue))
307	{
308	y = x;
309	geom_flags |= YValue;
310	}
311
312	if (flags & geometrySet)
313	{
314	/* new geometry is an adjustment to the old one ! */
315	if ((geom_flags & WidthValue) && (geom_flags & HeightValue))
316	{
317	if (w == 0 && h != 0)
318	{
319	w = h_scale;
320	h = (v_scale * h) / 100;
321	}
322	else if (h == 0 && w != 0)
323	{
324	w = (h_scale * w) / 100;
325	h = v_scale;
326	}
327	}
328	if (geom_flags & XValue)
329	{
330	if (str[0] != '=')
331	{
332	y += v_align;
333	x += h_align;
334	}
335	}
336	}
337	else /* setting up geometry from scratch */
338	{
339	if (!(geom_flags & XValue))
340	{
341	/* use default geometry - centered */
342	x = y = defaultAlign;
343	}
344	else if (!(geom_flags & YValue))
345	y = x;
346
347	if ((geom_flags & (WidthValue|HeightValue)) == 0)
348	{
349	/* use default geometry - scaled */
350	w = h = defaultScale;
351	}
352	else if (geom_flags & WidthValue)
353	{
354	if (!(geom_flags & HeightValue))
355	h = w;
356	}
357	else
358	w = h;
359	}
360	} /* done parsing geometry string */	228	} /* done parsing geometry string */
361	else if (!(flags & geometrySet))	229
362	{	230	if (!update)
363	/* default geometry - scaled and centered */	231	{
		232	if (!(geom_flags & XValue))
364	x = y = defaultAlign;	233	x = y = defaultAlign;
		234	else if (!(geom_flags & YValue))
		235	y = x;
		236
		237	if (!(geom_flags & (WidthValue|HeightValue)))
365	w = h = defaultScale;	238	w = h = defaultScale;
366	}	239	else if (!(geom_flags & HeightValue))
		240	h = w;
		241	else if (!(geom_flags & WidthValue))
		242	w = h;
367		243
368	if (!(flags & geometrySet))
369	geom_flags |= WidthValue|HeightValue|XValue|YValue;	244	geom_flags |= WidthValue|HeightValue|XValue|YValue;
		245	}
370		246
371	if (ops)	247	if (ops)
372	{	248	{
373	while (*ops)	249	char **arr = rxvt_strsplit (':', ops + 1);
		250
		251	for (int i = 0; arr[i]; i++)
374	{	252	{
375	while (*ops == ':' || isspace(*ops)) ++ops;	253	if (!strcasecmp (arr[i], "style=tiled"))
376
377	# define CHECK_GEOM_OPS(op_str) (strncasecmp (ops, (op_str), sizeof (op_str) - 1) == 0)
378	if (CHECK_GEOM_OPS ("tile"))
379	{	254	{
		255	new_flags = BG_TILE;
380	w = h = noScale;	256	w = h = noScale;
		257	x = y = 0;
		258	geom_flags = WidthValue|HeightValue|XValue|YValue;
		259	}
		260	else if (!strcasecmp (arr[i], "style=aspect-stretched"))
		261	{
		262	new_flags = BG_PROP_SCALE;
		263	x = y = centerAlign;
		264	geom_flags = XValue|YValue;
		265	}
		266	else if (!strcasecmp (arr[i], "style=stretched"))
		267	{
		268	new_flags = 0;
		269	w = h = windowScale;
		270	geom_flags = WidthValue|HeightValue;
		271	}
		272	else if (!strcasecmp (arr[i], "style=centered"))
		273	{
		274	new_flags = 0;
		275	w = h = noScale;
		276	x = y = centerAlign;
		277	geom_flags = WidthValue|HeightValue|XValue|YValue;
		278	}
		279	else if (!strcasecmp (arr[i], "style=root-tiled"))
		280	{
		281	new_flags = BG_TILE|BG_ROOT_ALIGN;
		282	w = h = noScale;
		283	geom_flags = WidthValue|HeightValue;
		284	}
		285	else if (!strcasecmp (arr[i], "op=tile"))
		286	new_flags |= BG_TILE;
		287	else if (!strcasecmp (arr[i], "op=pscale"))
		288	new_flags |= BG_PROP_SCALE;
		289	else if (!strcasecmp (arr[i], "op=root"))
		290	new_flags |= BG_ROOT_ALIGN;
		291
		292	// deprecated
		293	else if (!strcasecmp (arr[i], "tile"))
		294	{
		295	new_flags |= BG_TILE;
		296	w = h = noScale;
381	geom_flags |= WidthValue|HeightValue;	297	geom_flags |= WidthValue|HeightValue;
382	}	298	}
383	else if (CHECK_GEOM_OPS ("propscale"))	299	else if (!strcasecmp (arr[i], "propscale"))
384	{	300	{
385	new_flags |= propScale;	301	new_flags |= BG_PROP_SCALE;
386	}	302	}
387	else if (CHECK_GEOM_OPS ("hscale"))	303	else if (!strcasecmp (arr[i], "hscale"))
388	{	304	{
389	if (w == 0) w = windowScale;	305	w = windowScale;
390
391	h = noScale;	306	h = noScale;
392	geom_flags |= WidthValue|HeightValue;	307	geom_flags |= WidthValue|HeightValue;
393	}	308	}
394	else if (CHECK_GEOM_OPS ("vscale"))	309	else if (!strcasecmp (arr[i], "vscale"))
395	{	310	{
396	if (h == 0) h = windowScale;	311	h = windowScale;
397
398	w = noScale;	312	w = noScale;
399	geom_flags |= WidthValue|HeightValue;	313	geom_flags |= WidthValue|HeightValue;
400	}	314	}
401	else if (CHECK_GEOM_OPS ("scale"))	315	else if (!strcasecmp (arr[i], "scale"))
402	{	316	{
403	if (h == 0) h = windowScale;
404	if (w == 0) w = windowScale;	317	w = h = windowScale;
405
406	geom_flags |= WidthValue|HeightValue;	318	geom_flags |= WidthValue|HeightValue;
407	}	319	}
408	else if (CHECK_GEOM_OPS ("auto"))	320	else if (!strcasecmp (arr[i], "auto"))
409	{	321	{
410	w = h = windowScale;	322	w = h = windowScale;
411	x = y = centerAlign;	323	x = y = centerAlign;
412	geom_flags |= WidthValue|HeightValue|XValue|YValue;	324	geom_flags |= WidthValue|HeightValue|XValue|YValue;
413	}	325	}
414	else if (CHECK_GEOM_OPS ("root"))	326	else if (!strcasecmp (arr[i], "root"))
415	{	327	{
416	new_flags |= rootAlign;	328	new_flags |= BG_TILE|BG_ROOT_ALIGN;
417	w = h = noScale;	329	w = h = noScale;
418	geom_flags |= WidthValue|HeightValue;	330	geom_flags |= WidthValue|HeightValue;
419	}	331	}
420	# undef CHECK_GEOM_OPS
421
422	while (*ops != ':' && *ops != '\0') ++ops;
423	} /* done parsing ops */	332	} /* done parsing ops */
424	}
425		333
		334	rxvt_free_strsplit (arr);
		335	}
		336
426	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;	337	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;
427	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;	338	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;
428	if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;	339	if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;
429	if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;	340	if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
430	}
431		341
432	if (new_flags != flags)	342	if (new_flags != bg_flags)
433	{	343	{
434	flags = new_flags;	344	bg_flags = new_flags;
435	changed = true;	345	changed = true;
436	}	346	}
437		347
438	return changed;	348	return changed;
439	}	349	}
440		350
441	void	351	void
442	bgPixmap_t::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)	352	rxvt_term::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
443	{	353	{
444	int target_width = target->szHint.width;	354	int target_width = szHint.width;
445	int target_height = target->szHint.height;	355	int target_height = szHint.height;
446		356
447	if (flags & propScale)	357	if (bg_flags & BG_PROP_SCALE)
448	{	358	{
449	float scale = (float)target_width / image_width;	359	float scale = (float)target_width / image_width;
450	min_it (scale, (float)target_height / image_height);	360	min_it (scale, (float)target_height / image_height);
451	w = image_width * scale + 0.5;	361	w = image_width * scale + 0.5;
452	h = image_height * scale + 0.5;	362	h = image_height * scale + 0.5;
…		…
458	}	368	}
459		369
460	if (!w) w = image_width;	370	if (!w) w = image_width;
461	if (!h) h = image_height;	371	if (!h) h = image_height;
462		372
463	if (flags & rootAlign)	373	if (bg_flags & BG_ROOT_ALIGN)
464	{	374	{
465	target->get_window_origin (x, y);
466	x = -x;	375	x = -target_x;
467	y = -y;	376	y = -target_y;
468	}	377	}
469	else	378	else
470	{	379	{
471	x = make_align_position (h_align, target_width, w);	380	x = make_align_position (h_align, target_width, w);
472	y = make_align_position (v_align, target_height, h);	381	y = make_align_position (v_align, target_height, h);
473	}	382	}
474		383
475	flags &= ~sizeSensitive;	384	bg_flags &= ~BG_IS_SIZE_SENSITIVE;
476	if ((flags & propScale) || h_scale || v_scale	385	if (!(bg_flags & BG_TILE)
		386	|| (bg_flags & BG_PROP_SCALE) || h_scale || v_scale
477	|| (!(flags & rootAlign) && (h_align || v_align))	387	|| (!(bg_flags & BG_ROOT_ALIGN) && (h_align || v_align))
478	|| w > target_width || h > target_height)	388	|| w > target_width || h > target_height)
479	flags |= sizeSensitive;	389	bg_flags |= BG_IS_SIZE_SENSITIVE;
480	}	390	}
481		391
482	# ifdef HAVE_AFTERIMAGE	392	# ifdef HAVE_AFTERIMAGE
483	bool	393	bool
484	bgPixmap_t::render_image (unsigned long background_flags)	394	rxvt_term::render_image (unsigned long tr_flags)
485	{	395	{
486	if (target == NULL)
487	return false;
488
489	target->init_asv ();	396	init_asv ();
490		397
491	ASImage *background = NULL;	398	ASImage *background = NULL;
492	ARGB32 background_tint = TINT_LEAVE_SAME;	399	ARGB32 background_tint = TINT_LEAVE_SAME;
493		400
494	# ifdef ENABLE_TRANSPARENCY	401	# ifdef ENABLE_TRANSPARENCY
495	if (background_flags)	402	if (tr_flags)
496	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);	403	background = pixmap2ximage (asv, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, 100);
497		404
498	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	405	if (tr_flags & BG_NEEDS_TINT)
499	{	406	{
500	ShadingInfo as_shade;	407	ShadingInfo as_shade;
501	as_shade.shading = shade;	408	as_shade.shading = shade;
502		409
503	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	410	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
504	if (flags & tintSet)	411	if (bg_flags & BG_TINT_SET)
505	tint.get (c);	412	tint.get (c);
506	as_shade.tintColor.red = c.r;	413	as_shade.tintColor.red = c.r;
507	as_shade.tintColor.green = c.g;	414	as_shade.tintColor.green = c.g;
508	as_shade.tintColor.blue = c.b;	415	as_shade.tintColor.blue = c.b;
509		416
510	background_tint = shading2tint32 (&as_shade);	417	background_tint = shading2tint32 (&as_shade);
511	}	418	}
512		419
513	if (!(background_flags & transpPmapBlurred) && (flags & blurNeeded) && background != NULL)	420	if ((tr_flags & BG_NEEDS_BLUR) && background != NULL)
514	{	421	{
515	ASImage *tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,	422	ASImage *tmp = blur_asimage_gauss (asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
516	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,	423	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,
517	100, ASIMAGE_QUALITY_DEFAULT);	424	100, ASIMAGE_QUALITY_DEFAULT);
518	if (tmp)	425	if (tmp)
519	{	426	{
520	destroy_asimage (&background);	427	destroy_asimage (&background);
…		…
523	}	430	}
524	# endif	431	# endif
525		432
526	ASImage *result = 0;	433	ASImage *result = 0;
527		434
528	int target_width = target->szHint.width;	435	int target_width = szHint.width;
529	int target_height = target->szHint.height;	436	int target_height = szHint.height;
530	int new_pmap_width = target_width;	437	int new_pmap_width = target_width;
531	int new_pmap_height = target_height;	438	int new_pmap_height = target_height;
532		439
533	int x = 0;	440	int x = 0;
534	int y = 0;	441	int y = 0;
…		…
537		444
538	if (original_asim)	445	if (original_asim)
539	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);	446	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
540		447
541	if (!original_asim	448	if (!original_asim
542	|| (!(flags & rootAlign)	449	|| (!(bg_flags & BG_ROOT_ALIGN)
543	&& (x >= target_width	450	&& (x >= target_width
544	|| y >= target_height	451	|| y >= target_height
545	|| (x + w <= 0)	452	|| (x + w <= 0)
546	|| (y + h <= 0))))	453	|| (y + h <= 0))))
547	{	454	{
…		…
551	new_pmap_height = background->height;	458	new_pmap_height = background->height;
552	result = background;	459	result = background;
553		460
554	if (background_tint != TINT_LEAVE_SAME)	461	if (background_tint != TINT_LEAVE_SAME)
555	{	462	{
556	ASImage *tmp = tile_asimage (target->asv, background, 0, 0,	463	ASImage *tmp = tile_asimage (asv, background, 0, 0,
557	target_width, target_height, background_tint,	464	target_width, target_height, background_tint,
558	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);	465	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
559	if (tmp)	466	if (tmp)
560	result = tmp;	467	result = tmp;
561	}	468	}
…		…
568	result = original_asim;	475	result = original_asim;
569		476
570	if ((w != original_asim->width)	477	if ((w != original_asim->width)
571	|| (h != original_asim->height))	478	|| (h != original_asim->height))
572	{	479	{
573	result = scale_asimage (target->asv, original_asim,	480	result = scale_asimage (asv, original_asim,
574	w, h,	481	w, h,
575	background ? ASA_ASImage : ASA_XImage,	482	background ? ASA_ASImage : ASA_XImage,
576	100, ASIMAGE_QUALITY_DEFAULT);	483	100, ASIMAGE_QUALITY_DEFAULT);
577	}	484	}
578		485
579	if (background == NULL)	486	if (background == NULL)
580	{	487	{
581	if (h_scale == 0 || v_scale == 0)	488	if (bg_flags & BG_TILE)
582	{	489	{
583	/* if tiling - pixmap has to be sized exactly as the image,	490	/* if tiling - pixmap has to be sized exactly as the image,
584	but there is no need to make it bigger than the window! */	491	but there is no need to make it bigger than the window! */
585	new_pmap_width = min (result->width, target_width);	492	new_pmap_width = min (result->width, target_width);
586	new_pmap_height = min (result->height, target_height);	493	new_pmap_height = min (result->height, target_height);
587		494
588	/* we also need to tile our image in both directions */	495	/* we also need to tile our image in both directions */
589	ASImage *tmp = tile_asimage (target->asv, result,	496	ASImage *tmp = tile_asimage (asv, result,
590	(int)result->width - x,	497	(int)result->width - x,
591	(int)result->height - y,	498	(int)result->height - y,
592	new_pmap_width,	499	new_pmap_width,
593	new_pmap_height,	500	new_pmap_height,
594	TINT_LEAVE_SAME, ASA_XImage,	501	TINT_LEAVE_SAME, ASA_XImage,
…		…
611	layers[0].clip_width = target_width;	518	layers[0].clip_width = target_width;
612	layers[0].clip_height = target_height;	519	layers[0].clip_height = target_height;
613	layers[0].tint = background_tint;	520	layers[0].tint = background_tint;
614	layers[1].im = result;	521	layers[1].im = result;
615		522
616	if (h_scale == 0 || v_scale == 0)	523	if (bg_flags & BG_TILE)
617	{	524	{
618	/* tile horizontally */	525	/* tile horizontally */
619	while (x > 0) x -= (int)result->width;	526	while (x > 0) x -= (int)result->width;
620	layers[1].dst_x = x;	527	layers[1].dst_x = x;
621	layers[1].clip_width = result->width+target_width;	528	layers[1].clip_width = result->width+target_width;
…		…
625	/* clip horizontally */	532	/* clip horizontally */
626	layers[1].dst_x = x;	533	layers[1].dst_x = x;
627	layers[1].clip_width = result->width;	534	layers[1].clip_width = result->width;
628	}	535	}
629		536
630	if (h_scale == 0 || v_scale == 0)	537	if (bg_flags & BG_TILE)
631	{	538	{
632	while (y > 0) y -= (int)result->height;	539	while (y > 0) y -= (int)result->height;
633	layers[1].dst_y = y;	540	layers[1].dst_y = y;
634	layers[1].clip_height = result->height + target_height;	541	layers[1].clip_height = result->height + target_height;
635	}	542	}
…		…
637	{	544	{
638	layers[1].dst_y = y;	545	layers[1].dst_y = y;
639	layers[1].clip_height = result->height;	546	layers[1].clip_height = result->height;
640	}	547	}
641		548
642	if (target->rs[Rs_blendtype])	549	if (rs[Rs_blendtype])
643	{	550	{
644	layers[1].merge_scanlines = blend_scanlines_name2func (target->rs[Rs_blendtype]);	551	layers[1].merge_scanlines = blend_scanlines_name2func (rs[Rs_blendtype]);
645	if (layers[1].merge_scanlines == NULL)	552	if (layers[1].merge_scanlines == NULL)
646	layers[1].merge_scanlines = alphablend_scanlines;	553	layers[1].merge_scanlines = alphablend_scanlines;
647	}	554	}
648		555
649	ASImage *tmp = merge_layers (target->asv, layers, 2, target_width, target_height,	556	ASImage *tmp = merge_layers (asv, layers, 2, target_width, target_height,
650	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);	557	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
651		558
652	if (tmp)	559	if (tmp)
653	{	560	{
654	if (result != original_asim)	561	if (result != original_asim)
…		…
667	{	574	{
668	XGCValues gcv;	575	XGCValues gcv;
669	GC gc;	576	GC gc;
670		577
671	/* create Pixmap */	578	/* create Pixmap */
672	if (pixmap == None	579	if (bg_pixmap == None
673	|| pmap_width != new_pmap_width	580	|| bg_pmap_width != new_pmap_width
674	|| pmap_height != new_pmap_height	581	|| bg_pmap_height != new_pmap_height)
675	|| pmap_depth != target->depth)
676	{	582	{
677	if (pixmap)	583	if (bg_pixmap)
678	XFreePixmap (target->dpy, pixmap);	584	XFreePixmap (dpy, bg_pixmap);
679	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);	585	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
680	pmap_width = new_pmap_width;	586	bg_pmap_width = new_pmap_width;
681	pmap_height = new_pmap_height;	587	bg_pmap_height = new_pmap_height;
682	pmap_depth = target->depth;
683	}	588	}
684	/* fill with background color (if result's not completely overlapping it) */	589	/* fill with background color (if result's not completely overlapping it) */
685	gcv.foreground = target->pix_colors[Color_bg];	590	gcv.foreground = pix_colors[Color_bg];
686	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);	591	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
687		592
688	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;	593	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
689	int dst_width = result->width, dst_height = result->height;	594	int dst_width = result->width, dst_height = result->height;
690	if (background == NULL)	595	if (background == NULL)
691	{	596	{
692	if (!(h_scale == 0 || v_scale == 0))	597	if (!(bg_flags & BG_TILE))
693	{	598	{
694	src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );	599	src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );
695	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);	600	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
696	}	601	}
697		602
698	if (dst_x > 0 || dst_y > 0	603	if (dst_x > 0 || dst_y > 0
699	|| dst_x + dst_width < new_pmap_width	604	|| dst_x + dst_width < new_pmap_width
700	|| dst_y + dst_height < new_pmap_height)	605	|| dst_y + dst_height < new_pmap_height)
701	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	606	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
702	}	607	}
703		608
704	/* put result on pixmap */	609	/* put result on pixmap */
705	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	610	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
706	asimage2drawable (target->asv, pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);	611	asimage2drawable (asv, bg_pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);
707		612
708	if (result != background && result != original_asim)	613	if (result != background && result != original_asim)
709	destroy_asimage (&result);	614	destroy_asimage (&result);
710		615
711	XFreeGC (target->dpy, gc);	616	XFreeGC (dpy, gc);
712		617
713	ret = true;	618	ret = true;
714	}	619	}
715		620
716	if (background)	621	if (background)
…		…
720	}	625	}
721	# endif /* HAVE_AFTERIMAGE */	626	# endif /* HAVE_AFTERIMAGE */
722		627
723	# ifdef HAVE_PIXBUF	628	# ifdef HAVE_PIXBUF
724	bool	629	bool
725	bgPixmap_t::render_image (unsigned long background_flags)	630	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
		631	int src_x, int src_y, int dst_x, int dst_y,
		632	unsigned int width, unsigned int height)
726	{	633	{
727	if (target == NULL)	634	XImage *ximage;
		635	char *data, *line;
		636	int bytes_per_pixel;
		637	int width_r, width_g, width_b;
		638	int sh_r, sh_g, sh_b;
		639	int rowstride;
		640	int channels;
		641	unsigned char *row;
		642
		643	if (visual->c_class != TrueColor)
728	return false;	644	return false;
729		645
		646	if (depth == 24 || depth == 32)
		647	bytes_per_pixel = 4;
		648	else if (depth == 15 || depth == 16)
		649	bytes_per_pixel = 2;
		650	else
		651	return false;
		652
		653	width_r = ecb_popcount32 (visual->red_mask);
		654	width_g = ecb_popcount32 (visual->green_mask);
		655	width_b = ecb_popcount32 (visual->blue_mask);
		656
		657	if (width_r > 8 || width_g > 8 || width_b > 8)
		658	return false;
		659
		660	sh_r = ecb_ctz32 (visual->red_mask);
		661	sh_g = ecb_ctz32 (visual->green_mask);
		662	sh_b = ecb_ctz32 (visual->blue_mask);
		663
		664	if (width > INT_MAX / height / bytes_per_pixel)
		665	return false;
		666
		667	data = (char *)malloc (width * height * bytes_per_pixel);
		668	if (!data)
		669	return false;
		670
		671	ximage = XCreateImage (dpy, visual, depth, ZPixmap, 0, data,
		672	width, height, bytes_per_pixel * 8, 0);
		673	if (!ximage)
		674	{
		675	free (data);
		676	return false;
		677	}
		678
		679	ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
		680
		681	rowstride = gdk_pixbuf_get_rowstride (pixbuf);
		682	channels = gdk_pixbuf_get_n_channels (pixbuf);
		683	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
		684	line = data;
		685
		686	for (int y = 0; y < height; y++)
		687	{
		688	for (int x = 0; x < width; x++)
		689	{
		690	unsigned char *pixel = row + x * channels;
		691	uint32_t value;
		692
		693	value = ((pixel[0] >> (8 - width_r)) << sh_r)
		694	| ((pixel[1] >> (8 - width_g)) << sh_g)
		695	| ((pixel[2] >> (8 - width_b)) << sh_b);
		696
		697	if (bytes_per_pixel == 4)
		698	((uint32_t *)line)[x] = value;
		699	else
		700	((uint16_t *)line)[x] = value;
		701	}
		702
		703	row += rowstride;
		704	line += ximage->bytes_per_line;
		705	}
		706
		707	XPutImage (dpy, pixmap, gc, ximage, 0, 0, dst_x, dst_y, width, height);
		708	XDestroyImage (ximage);
		709	return true;
		710	}
		711
		712	bool
		713	rxvt_term::render_image (unsigned long tr_flags)
		714	{
730	if (!pixbuf)	715	if (!pixbuf)
731	return false;	716	return false;
732		717
733	if (background_flags	718	if (tr_flags
734	&& !(flags & HAS_RENDER))	719	&& !(bg_flags & BG_HAS_RENDER))
735	return false;	720	return false;
736		721
737	GdkPixbuf *result;	722	GdkPixbuf *result;
738		723
739	int image_width = gdk_pixbuf_get_width (pixbuf);	724	int image_width = gdk_pixbuf_get_width (pixbuf);
740	int image_height = gdk_pixbuf_get_height (pixbuf);	725	int image_height = gdk_pixbuf_get_height (pixbuf);
741		726
742	int target_width = target->szHint.width;	727	int target_width = szHint.width;
743	int target_height = target->szHint.height;	728	int target_height = szHint.height;
744	int new_pmap_width = target_width;	729	int new_pmap_width = target_width;
745	int new_pmap_height = target_height;	730	int new_pmap_height = target_height;
746		731
747	int x = 0;	732	int x = 0;
748	int y = 0;	733	int y = 0;
749	int w = 0;	734	int w = 0;
750	int h = 0;	735	int h = 0;
751		736
752	get_image_geometry (image_width, image_height, w, h, x, y);	737	get_image_geometry (image_width, image_height, w, h, x, y);
753		738
754	if (!(flags & rootAlign)	739	if (!(bg_flags & BG_ROOT_ALIGN)
755	&& (x >= target_width	740	&& (x >= target_width
756	|| y >= target_height	741	|| y >= target_height
757	|| (x + w <= 0)	742	|| (x + w <= 0)
758	|| (y + h <= 0)))	743	|| (y + h <= 0)))
759	return false;	744	return false;
…		…
766	result = gdk_pixbuf_scale_simple (pixbuf,	751	result = gdk_pixbuf_scale_simple (pixbuf,
767	w, h,	752	w, h,
768	GDK_INTERP_BILINEAR);	753	GDK_INTERP_BILINEAR);
769	}	754	}
770		755
		756	if (!result)
		757	return false;
		758
771	bool ret = false;	759	bool ret = false;
772		760
773	if (result)
774	{
775	XGCValues gcv;	761	XGCValues gcv;
776	GC gc;	762	GC gc;
777	Pixmap root_pmap;	763	Pixmap root_pmap;
778		764
779	image_width = gdk_pixbuf_get_width (result);	765	image_width = gdk_pixbuf_get_width (result);
780	image_height = gdk_pixbuf_get_height (result);	766	image_height = gdk_pixbuf_get_height (result);
781		767
782	if (background_flags)	768	if (tr_flags)
783	{	769	{
784	root_pmap = pixmap;	770	root_pmap = bg_pixmap;
785	pixmap = None;	771	bg_pixmap = None;
		772	}
		773	else
		774	{
		775	if (bg_flags & BG_TILE)
786	}	776	{
787	else
788	{
789	if (h_scale == 0 || v_scale == 0)
790	{
791	new_pmap_width = min (image_width, target_width);	777	new_pmap_width = min (image_width, target_width);
792	new_pmap_height = min (image_height, target_height);	778	new_pmap_height = min (image_height, target_height);
793	}	779	}
794	}	780	}
795		781
796	if (pixmap == None	782	if (bg_pixmap == None
797	|| pmap_width != new_pmap_width	783	|| bg_pmap_width != new_pmap_width
798	|| pmap_height != new_pmap_height	784	|| bg_pmap_height != new_pmap_height)
799	|| pmap_depth != target->depth)	785	{
800	{
801	if (pixmap)	786	if (bg_pixmap)
802	XFreePixmap (target->dpy, pixmap);	787	XFreePixmap (dpy, bg_pixmap);
803	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);	788	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
804	pmap_width = new_pmap_width;	789	bg_pmap_width = new_pmap_width;
805	pmap_height = new_pmap_height;	790	bg_pmap_height = new_pmap_height;
806	pmap_depth = target->depth;	791	}
		792
		793	gcv.foreground = pix_colors[Color_bg];
		794	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
		795
		796	if (gc)
		797	{
		798	if (bg_flags & BG_TILE)
807	}	799	{
808
809	gcv.foreground = target->pix_colors[Color_bg];
810	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
811
812	if (h_scale == 0 || v_scale == 0)
813	{
814	Pixmap tile = XCreatePixmap (target->dpy, target->vt, image_width, image_height, target->depth);	800	Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth);
815	gdk_pixbuf_xlib_render_to_drawable (result, tile, gc,	801	pixbuf_to_pixmap (result, tile, gc,
816	0, 0,	802	0, 0,
817	0, 0,	803	0, 0,
818	image_width, image_height,	804	image_width, image_height);
819	XLIB_RGB_DITHER_NONE,
820	0, 0);
821		805
822	gcv.tile = tile;	806	gcv.tile = tile;
823	gcv.fill_style = FillTiled;	807	gcv.fill_style = FillTiled;
824	gcv.ts_x_origin = x;	808	gcv.ts_x_origin = x;
825	gcv.ts_y_origin = y;	809	gcv.ts_y_origin = y;
826	XChangeGC (target->dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	810	XChangeGC (dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
827		811
828	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	812	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
829	XFreePixmap (target->dpy, tile);	813	XFreePixmap (dpy, tile);
830	}	814	}
831	else	815	else
832	{	816	{
833	int src_x, src_y, dst_x, dst_y;	817	int src_x, src_y, dst_x, dst_y;
834	int dst_width, dst_height;	818	int dst_width, dst_height;
…		…
837	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);	821	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);
838		822
839	if (dst_x > 0 || dst_y > 0	823	if (dst_x > 0 || dst_y > 0
840	|| dst_x + dst_width < new_pmap_width	824	|| dst_x + dst_width < new_pmap_width
841	|| dst_y + dst_height < new_pmap_height)	825	|| dst_y + dst_height < new_pmap_height)
842	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	826	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
843		827
844	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	828	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
845	gdk_pixbuf_xlib_render_to_drawable (result, pixmap, gc,	829	pixbuf_to_pixmap (result, bg_pixmap, gc,
846	src_x, src_y,	830	src_x, src_y,
847	dst_x, dst_y,	831	dst_x, dst_y,
848	dst_width, dst_height,	832	dst_width, dst_height);
849	XLIB_RGB_DITHER_NONE,
850	0, 0);
851	}	833	}
852		834
853	#if XRENDER	835	#if XRENDER
854	if (background_flags)	836	if (tr_flags)
855	{	837	{
856	Display *dpy = target->dpy;
857	XRenderPictureAttributes pa;	838	XRenderPictureAttributes pa;
858		839
859	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, target->visual);	840	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, visual);
860	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);	841	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);
861		842
862	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);	843	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
863	Picture dst = XRenderCreatePicture (dpy, pixmap, dst_format, 0, &pa);	844	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, dst_format, 0, &pa);
864		845
865	pa.repeat = True;	846	pa.repeat = True;
866	Pixmap mask_pmap = XCreatePixmap (dpy, target->vt, 1, 1, 8);	847	Pixmap mask_pmap = XCreatePixmap (dpy, vt, 1, 1, 8);
867	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);	848	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
868	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);	849	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
869	XFreePixmap (dpy, mask_pmap);	850	XFreePixmap (dpy, mask_pmap);
870		851
871	if (src && dst && mask)
872	{
873	XRenderColor mask_c;	852	XRenderColor mask_c;
874		853
875	mask_c.alpha = 0x8000;	854	mask_c.alpha = 0x8000;
876	mask_c.red = 0;	855	mask_c.red = 0;
877	mask_c.green = 0;	856	mask_c.green = 0;
878	mask_c.blue = 0;	857	mask_c.blue = 0;
879	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);	858	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
880	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);	859	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
881	}
882		860
883	XRenderFreePicture (dpy, src);	861	XRenderFreePicture (dpy, src);
884	XRenderFreePicture (dpy, dst);	862	XRenderFreePicture (dpy, dst);
885	XRenderFreePicture (dpy, mask);	863	XRenderFreePicture (dpy, mask);
886
887	XFreePixmap (dpy, root_pmap);
888	}	864	}
889	#endif	865	#endif
890		866
891	if (result != pixbuf)
892	g_object_unref (result);
893
894	XFreeGC (target->dpy, gc);	867	XFreeGC (dpy, gc);
895		868
896	ret = true;	869	ret = true;
897	}	870	}
898		871
		872	if (result != pixbuf)
		873	g_object_unref (result);
		874
		875	if (tr_flags)
		876	XFreePixmap (dpy, root_pmap);
		877
899	return ret;	878	return ret;
900	}	879	}
901	# endif /* HAVE_PIXBUF */	880	# endif /* HAVE_PIXBUF */
902		881
903	bool	882	bool
904	bgPixmap_t::set_file (const char *file)	883	rxvt_term::bg_set_file (const char *file)
905	{	884	{
906	if (!file || !*file)	885	if (!file || !*file)
907	return false;	886	return false;
908		887
909	if (const char *p = strchr (file, ';'))	888	if (const char *p = strchr (file, ';'))
…		…
914	f[len] = '\0';	893	f[len] = '\0';
915	file = f;	894	file = f;
916	}	895	}
917		896
918	# ifdef HAVE_AFTERIMAGE	897	# ifdef HAVE_AFTERIMAGE
919	if (!target->asimman)	898	if (!asimman)
920	target->asimman = create_generic_imageman (target->rs[Rs_path]);	899	asimman = create_generic_imageman (rs[Rs_path]);
921	ASImage *image = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);	900	ASImage *image = get_asimage (asimman, file, 0xFFFFFFFF, 100);
922	if (image)	901	if (image)
923	{	902	{
924	if (original_asim)	903	if (original_asim)
925	safe_asimage_destroy (original_asim);	904	safe_asimage_destroy (original_asim);
926	original_asim = image;	905	original_asim = image;
927	have_image = true;	906	bg_flags |= BG_IS_FROM_FILE | BG_CLIENT_RENDER;
928	return true;	907	return true;
929	}	908	}
930	# endif	909	# endif
931		910
932	# ifdef HAVE_PIXBUF	911	# ifdef HAVE_PIXBUF
…		…
934	if (image)	913	if (image)
935	{	914	{
936	if (pixbuf)	915	if (pixbuf)
937	g_object_unref (pixbuf);	916	g_object_unref (pixbuf);
938	pixbuf = image;	917	pixbuf = image;
939	have_image = true;	918	bg_flags |= BG_IS_FROM_FILE;
940	return true;	919	return true;
941	}	920	}
942	# endif	921	# endif
943		922
944	return false;	923	return false;
…		…
946		925
947	# endif /* BG_IMAGE_FROM_FILE */	926	# endif /* BG_IMAGE_FROM_FILE */
948		927
949	# ifdef ENABLE_TRANSPARENCY	928	# ifdef ENABLE_TRANSPARENCY
950	bool	929	bool
951	bgPixmap_t::set_transparent ()	930	rxvt_term::bg_set_transparent ()
952	{	931	{
953	if (!(flags & isTransparent))	932	if (!(bg_flags & BG_IS_TRANSPARENT))
954	{	933	{
955	flags |= isTransparent;	934	bg_flags |= BG_IS_TRANSPARENT;
956	return true;	935	return true;
957	}	936	}
958		937
959	return false;	938	return false;
960	}	939	}
961		940
962	bool	941	bool
963	bgPixmap_t::set_blur_radius (const char *geom)	942	rxvt_term::bg_set_blur (const char *geom)
964	{	943	{
965	bool changed = false;	944	bool changed = false;
966	unsigned int hr, vr;	945	unsigned int hr, vr;
967	int junk;	946	int junk;
968	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);	947	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
…		…
986	changed = true;	965	changed = true;
987	v_blurRadius = vr;	966	v_blurRadius = vr;
988	}	967	}
989		968
990	if (v_blurRadius == 0 && h_blurRadius == 0)	969	if (v_blurRadius == 0 && h_blurRadius == 0)
991	flags &= ~blurNeeded;	970	bg_flags &= ~BG_NEEDS_BLUR;
992	else	971	else
993	flags |= blurNeeded;	972	bg_flags |= BG_NEEDS_BLUR;
994		973
995	return changed;	974	return changed;
996	}	975	}
997		976
998	static inline unsigned long	977	void
999	compute_tint_shade_flags (rxvt_color *tint, int shade)	978	rxvt_term::set_tint_shade_flags ()
1000	{	979	{
1001	unsigned long flags = 0;
1002	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	980	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1003	bool has_shade = shade != 100;	981	bool has_shade = shade != 100;
1004		982
1005	if (tint)	983	bg_flags &= ~BG_TINT_FLAGS;
		984
		985	if (bg_flags & BG_TINT_SET)
1006	{	986	{
1007	tint->get (c);	987	tint.get (c);
1008	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)
1009	if (!has_shade && IS_COMPONENT_WHOLESOME (c.r)
1010	&& IS_COMPONENT_WHOLESOME (c.g)
1011	&& IS_COMPONENT_WHOLESOME (c.b))
1012	flags |= bgPixmap_t::tintWholesome;
1013	# undef IS_COMPONENT_WHOLESOME
1014	}
1015
1016	if (has_shade)	988	if (!has_shade
1017	flags |= bgPixmap_t::tintNeeded;	989	&& (c.r <= 0x00ff || c.r >= 0xff00)
1018	else if (tint)	990	&& (c.g <= 0x00ff || c.g >= 0xff00)
		991	&& (c.b <= 0x00ff || c.b >= 0xff00))
		992	bg_flags |= BG_TINT_BITAND;
1019	{	993	}
1020	if ((c.r > 0x000700 || c.g > 0x000700 || c.b > 0x000700)
1021	&& (c.r < 0x00f700 || c.g < 0x00f700 || c.b < 0x00f700))
1022	{
1023	flags |= bgPixmap_t::tintNeeded;
1024	}
1025	}
1026		994
1027	return flags;	995	if (has_shade || (bg_flags & BG_TINT_SET))
		996	bg_flags |= BG_NEEDS_TINT;
1028	}	997	}
1029		998
1030	bool	999	bool
1031	bgPixmap_t::set_tint (rxvt_color &new_tint)	1000	rxvt_term::bg_set_tint (rxvt_color &new_tint)
1032	{	1001	{
1033	if (!(flags & tintSet) || tint != new_tint)	1002	if (!(bg_flags & BG_TINT_SET) || tint != new_tint)
1034	{	1003	{
1035	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);
1036	tint = new_tint;	1004	tint = new_tint;
1037	flags = (flags & ~tintFlags) | new_flags | tintSet;	1005	bg_flags |= BG_TINT_SET;
		1006	set_tint_shade_flags ();
1038	return true;	1007	return true;
1039	}	1008	}
1040		1009
1041	return false;	1010	return false;
1042	}	1011	}
1043		1012
1044	bool	1013	bool
1045	bgPixmap_t::unset_tint ()
1046	{
1047	unsigned long new_flags = compute_tint_shade_flags (NULL, shade);
1048
1049	if (new_flags != (flags & tintFlags))
1050	{
1051	flags = (flags & ~tintFlags) | new_flags;
1052	return true;
1053	}
1054
1055	return false;
1056	}
1057
1058	bool
1059	bgPixmap_t::set_shade (const char *shade_str)	1014	rxvt_term::bg_set_shade (const char *shade_str)
1060	{	1015	{
1061	int new_shade = (shade_str) ? atoi (shade_str) : 100;	1016	int new_shade = (shade_str) ? atoi (shade_str) : 100;
1062		1017
1063	clamp_it (new_shade, -100, 200);	1018	clamp_it (new_shade, -100, 200);
1064	if (new_shade < 0)	1019	if (new_shade < 0)
1065	new_shade = 200 - (100 + new_shade);	1020	new_shade = 200 - (100 + new_shade);
1066		1021
1067	if (new_shade != shade)	1022	if (new_shade != shade)
1068	{	1023	{
1069	unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);
1070	shade = new_shade;	1024	shade = new_shade;
1071	flags = (flags & (~tintFlags | tintSet)) | new_flags;	1025	set_tint_shade_flags ();
1072	return true;	1026	return true;
1073	}	1027	}
1074		1028
1075	return false;	1029	return false;
1076	}	1030	}
…		…
1097	params[i+2] = XDoubleToFixed (kernel[i] / sum);	1051	params[i+2] = XDoubleToFixed (kernel[i] / sum);
1098	}	1052	}
1099	#endif	1053	#endif
1100		1054
1101	bool	1055	bool
1102	bgPixmap_t::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	1056	rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
1103	{	1057	{
1104	bool ret = false;	1058	bool ret = false;
1105	#if XRENDER	1059	#if XRENDER
1106	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;	1060	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
1107	double *kernel = (double *)malloc (size * sizeof (double));	1061	double *kernel = (double *)malloc (size * sizeof (double));
1108	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));	1062	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
1109		1063
1110	Display *dpy = target->dpy;
1111	XRenderPictureAttributes pa;	1064	XRenderPictureAttributes pa;
1112	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	1065	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1113		1066
1114	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	1067	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
1115	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	1068	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
1116		1069
1117	if (kernel && params && src && dst)	1070	if (kernel && params)
1118	{	1071	{
1119	if (h_blurRadius)	1072	if (h_blurRadius)
1120	{	1073	{
1121	size = h_blurRadius * 2 + 1;	1074	size = h_blurRadius * 2 + 1;
1122	get_gaussian_kernel (h_blurRadius, size, kernel, params);	1075	get_gaussian_kernel (h_blurRadius, size, kernel, params);
…		…
1135		1088
1136	if (v_blurRadius)	1089	if (v_blurRadius)
1137	{	1090	{
1138	size = v_blurRadius * 2 + 1;	1091	size = v_blurRadius * 2 + 1;
1139	get_gaussian_kernel (v_blurRadius, size, kernel, params);	1092	get_gaussian_kernel (v_blurRadius, size, kernel, params);
1140	swap (params[0], params[1]);	1093	::swap (params[0], params[1]);
1141		1094
1142	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);	1095	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1143	XRenderComposite (dpy,	1096	XRenderComposite (dpy,
1144	PictOpSrc,	1097	PictOpSrc,
1145	src,	1098	src,
…		…
1161	#endif	1114	#endif
1162	return ret;	1115	return ret;
1163	}	1116	}
1164		1117
1165	bool	1118	bool
1166	bgPixmap_t::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	1119	rxvt_term::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
1167	{	1120	{
1168	Display *dpy = target->dpy;
1169	bool ret = false;	1121	bool ret = false;
1170		1122
1171	if (flags & tintWholesome)	1123	if (bg_flags & BG_TINT_BITAND)
1172	{	1124	{
1173	XGCValues gcv;	1125	XGCValues gcv;
1174	GC gc;	1126	GC gc;
1175		1127
1176	/* In this case we can tint image server-side getting significant	1128	/* In this case we can tint image server-side getting significant
…		…
1188	}	1140	}
1189	}	1141	}
1190	else	1142	else
1191	{	1143	{
1192	# if XRENDER	1144	# if XRENDER
1193	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1145	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1194		1146
1195	if (flags & tintSet)	1147	if (bg_flags & BG_TINT_SET)
1196	tint.get (c);	1148	tint.get (c);
1197		1149
1198	if (shade <= 100)	1150	if (shade <= 100)
1199	{	1151	{
1200	c.r = (c.r * shade) / 100;	1152	c.r = c.r * shade / 100;
1201	c.g = (c.g * shade) / 100;	1153	c.g = c.g * shade / 100;
1202	c.b = (c.b * shade) / 100;	1154	c.b = c.b * shade / 100;
1203	}	1155	}
1204	else	1156	else
1205	{	1157	{
1206	c.r = ((0xffff - c.r) * (200 - shade)) / 100;	1158	c.r = c.r * (200 - shade) / 100;
1207	c.g = ((0xffff - c.g) * (200 - shade)) / 100;	1159	c.g = c.g * (200 - shade) / 100;
1208	c.b = ((0xffff - c.b) * (200 - shade)) / 100;	1160	c.b = c.b * (200 - shade) / 100;
1209	}	1161	}
1210		1162
1211	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);	1163	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
1212	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	1164	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1213	XRenderPictureAttributes pa;	1165	XRenderPictureAttributes pa;
…		…
1220	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);	1172	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1221	XFreePixmap (dpy, overlay_pmap);	1173	XFreePixmap (dpy, overlay_pmap);
1222		1174
1223	pa.component_alpha = True;	1175	pa.component_alpha = True;
1224	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);	1176	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
1225	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);	1177	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat | CPComponentAlpha, &pa);
1226	XFreePixmap (dpy, mask_pmap);	1178	XFreePixmap (dpy, mask_pmap);
1227		1179
1228	if (mask_pic && overlay_pic && back_pic)
1229	{
1230	XRenderColor mask_c;	1180	XRenderColor mask_c;
1231		1181
1232	mask_c.red = mask_c.green = mask_c.blue = shade > 100 ? 0xffff : 0;
1233	mask_c.alpha = 0xffff;	1182	mask_c.alpha = 0xffff;
		1183	mask_c.red =
		1184	mask_c.green =
		1185	mask_c.blue = 0;
		1186	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
		1187
		1188	mask_c.alpha = 0;
		1189	mask_c.red = 0xffff - c.r;
		1190	mask_c.green = 0xffff - c.g;
		1191	mask_c.blue = 0xffff - c.b;
		1192	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
		1193	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1194
		1195	if (shade > 100)
		1196	{
		1197	mask_c.red = mask_c.green = mask_c.blue = 0xffff * (shade - 100) / 100;
		1198	mask_c.alpha = 0;
1234	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);	1199	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1235		1200
1236	mask_c.alpha = 0;
1237	mask_c.red = 0xffff - c.r;
1238	mask_c.green = 0xffff - c.g;
1239	mask_c.blue = 0xffff - c.b;
1240	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1241	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);	1201	XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1202	}
		1203
1242	ret = true;	1204	ret = true;
1243	}
1244		1205
1245	XRenderFreePicture (dpy, mask_pic);	1206	XRenderFreePicture (dpy, mask_pic);
1246	XRenderFreePicture (dpy, overlay_pic);	1207	XRenderFreePicture (dpy, overlay_pic);
1247	XRenderFreePicture (dpy, back_pic);	1208	XRenderFreePicture (dpy, back_pic);
1248	# endif	1209	# endif
1249	}	1210	}
1250		1211
1251	return ret;	1212	return ret;
1252	}	1213	}
1253		1214
1254	/* make_transparency_pixmap()	1215	/*
1255	* Builds a pixmap of the same size as the terminal window that contains	1216	* Builds a pixmap of the same size as the terminal window that contains
1256	* the tiled portion of the root pixmap that is supposed to be covered by	1217	* the tiled portion of the root pixmap that is supposed to be covered by
1257	* our window.	1218	* our window.
1258	*/	1219	*/
1259	unsigned long	1220	unsigned long
1260	bgPixmap_t::make_transparency_pixmap ()	1221	rxvt_term::make_transparency_pixmap ()
1261	{	1222	{
1262	unsigned long result = 0;	1223	unsigned long result = 0;
1263
1264	if (target == NULL)
1265	return 0;
1266		1224
1267	/* root dimensions may change from call to call - but Display structure should	1225	/* root dimensions may change from call to call - but Display structure should
1268	* be always up-to-date, so let's use it :	1226	* be always up-to-date, so let's use it :
1269	*/	1227	*/
1270	int screen = target->display->screen;	1228	int screen = display->screen;
1271	Display *dpy = target->dpy;
1272	int root_depth = DefaultDepth (dpy, screen);	1229	int root_depth = DefaultDepth (dpy, screen);
1273	int root_width = DisplayWidth (dpy, screen);	1230	int root_width = DisplayWidth (dpy, screen);
1274	int root_height = DisplayHeight (dpy, screen);	1231	int root_height = DisplayHeight (dpy, screen);
1275	unsigned int root_pmap_width, root_pmap_height;	1232	unsigned int root_pmap_width, root_pmap_height;
1276	int window_width = target->szHint.width;	1233	int window_width = szHint.width;
1277	int window_height = target->szHint.height;	1234	int window_height = szHint.height;
1278	int sx, sy;	1235	int sx, sy;
1279	XGCValues gcv;	1236	XGCValues gcv;
1280	GC gc;	1237	GC gc;
1281		1238
1282	target->get_window_origin (sx, sy);	1239	sx = target_x;
		1240	sy = target_y;
1283		1241
1284	/* check if we are outside of the visible part of the virtual screen : */	1242	/* check if we are outside of the visible part of the virtual screen : */
1285	if (sx + window_width <= 0 || sy + window_height <= 0	1243	if (sx + window_width <= 0 || sy + window_height <= 0
1286	|| sx >= root_width || sy >= root_height)	1244	|| sx >= root_width || sy >= root_height)
1287	return 0;	1245	return 0;
…		…
1291	{	1249	{
1292	Window wdummy;	1250	Window wdummy;
1293	int idummy;	1251	int idummy;
1294	unsigned int udummy;	1252	unsigned int udummy;
1295		1253
1296	target->allowedxerror = -1;	1254	allowedxerror = -1;
1297		1255
1298	if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pmap_width, &root_pmap_height, &udummy, &udummy))	1256	if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pmap_width, &root_pmap_height, &udummy, &udummy))
1299	root_pixmap = None;	1257	root_pixmap = None;
1300		1258
1301	target->allowedxerror = 0;	1259	allowedxerror = 0;
1302	}	1260	}
1303		1261
1304	Pixmap recoded_root_pmap = root_pixmap;	1262	Pixmap recoded_root_pmap = root_pixmap;
1305		1263
1306	if (root_pixmap != None && root_depth != target->depth)	1264	if (root_pixmap != None && root_depth != depth)
1307	{	1265	{
1308	#if XRENDER	1266	#if XRENDER
1309	if (flags & HAS_RENDER)	1267	if (bg_flags & BG_HAS_RENDER)
1310	{	1268	{
		1269	recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);
		1270
1311	XRenderPictureAttributes pa;	1271	XRenderPictureAttributes pa;
1312		1272
1313	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));	1273	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
1314	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);	1274	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);
1315		1275
1316	recoded_root_pmap = XCreatePixmap (dpy, target->vt, root_pmap_width, root_pmap_height, target->depth);
1317	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);	1276	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
1318	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);	1277	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);
1319		1278
1320	if (src && dst)
1321	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);	1279	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
1322	else
1323	{
1324	XFreePixmap (dpy, recoded_root_pmap);
1325	root_pixmap = None;
1326	}
1327		1280
1328	XRenderFreePicture (dpy, src);	1281	XRenderFreePicture (dpy, src);
1329	XRenderFreePicture (dpy, dst);	1282	XRenderFreePicture (dpy, dst);
1330	}	1283	}
1331	else	1284	else
1332	#endif	1285	#endif
1333	root_pixmap = None;	1286	recoded_root_pmap = None;
1334	}	1287	}
1335		1288
1336	if (root_pixmap == None)	1289	if (recoded_root_pmap == None)
1337	return 0;	1290	return 0;
1338		1291
		1292	if (bg_pixmap == None
		1293	|| bg_pmap_width != window_width
		1294	|| bg_pmap_height != window_height)
		1295	{
		1296	if (bg_pixmap)
		1297	XFreePixmap (dpy, bg_pixmap);
1339	Pixmap tiled_root_pmap = XCreatePixmap (dpy, target->vt, window_width, window_height, target->depth);	1298	bg_pixmap = XCreatePixmap (dpy, vt, window_width, window_height, depth);
1340		1299	bg_pmap_width = window_width;
1341	if (tiled_root_pmap == None) /* something really bad happened - abort */	1300	bg_pmap_height = window_height;
1342	return 0;	1301	}
1343		1302
1344	/* straightforward pixmap copy */	1303	/* straightforward pixmap copy */
		1304	while (sx < 0) sx += root_width;
		1305	while (sy < 0) sy += root_height;
		1306
1345	gcv.tile = recoded_root_pmap;	1307	gcv.tile = recoded_root_pmap;
1346	gcv.fill_style = FillTiled;	1308	gcv.fill_style = FillTiled;
1347
1348	while (sx < 0) sx += (int)root_width;
1349	while (sy < 0) sy += (int)root_height;
1350
1351	gcv.ts_x_origin = -sx;	1309	gcv.ts_x_origin = -sx;
1352	gcv.ts_y_origin = -sy;	1310	gcv.ts_y_origin = -sy;
1353	gc = XCreateGC (dpy, target->vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	1311	gc = XCreateGC (dpy, vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
1354		1312
1355	if (gc)	1313	if (gc)
1356	{	1314	{
1357	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);	1315	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);
1358	result |= transpPmapTiled;	1316	result |= BG_IS_VALID | (bg_flags & BG_EFFECTS_FLAGS);
1359	XFreeGC (dpy, gc);	1317	XFreeGC (dpy, gc);
1360		1318
1361	if (!need_client_side_rendering ())	1319	if (!(bg_flags & BG_CLIENT_RENDER))
1362	{	1320	{
1363	if ((flags & blurNeeded)	1321	if ((bg_flags & BG_NEEDS_BLUR)
1364	&& (flags & HAS_RENDER_CONV))	1322	&& (bg_flags & BG_HAS_RENDER_CONV))
1365	{
1366	if (blur_pixmap (tiled_root_pmap, target->visual, window_width, window_height))
1367	result |= transpPmapBlurred;
1368	}	1323	{
1369	if ((flags & tintNeeded)	1324	if (blur_pixmap (bg_pixmap, visual, window_width, window_height))
1370	&& (flags & (tintWholesome | HAS_RENDER)))	1325	result &= ~BG_NEEDS_BLUR;
1371	{	1326	}
		1327	if ((bg_flags & BG_NEEDS_TINT)
		1328	&& (bg_flags & (BG_TINT_BITAND | BG_HAS_RENDER)))
		1329	{
1372	if (tint_pixmap (tiled_root_pmap, target->visual, window_width, window_height))	1330	if (tint_pixmap (bg_pixmap, visual, window_width, window_height))
1373	result |= transpPmapTinted;	1331	result &= ~BG_NEEDS_TINT;
1374	}	1332	}
1375	} /* server side rendering completed */	1333	} /* server side rendering completed */
1376
1377	if (pixmap)
1378	XFreePixmap (dpy, pixmap);
1379
1380	pixmap = tiled_root_pmap;
1381	pmap_width = window_width;
1382	pmap_height = window_height;
1383	pmap_depth = target->depth;
1384	}	1334	}
1385	else
1386	XFreePixmap (dpy, tiled_root_pmap);
1387		1335
1388	if (recoded_root_pmap != root_pixmap)	1336	if (recoded_root_pmap != root_pixmap)
1389	XFreePixmap (dpy, recoded_root_pmap);	1337	XFreePixmap (dpy, recoded_root_pmap);
1390		1338
1391	return result;	1339	return result;
1392	}	1340	}
1393		1341
1394	void	1342	void
1395	bgPixmap_t::set_root_pixmap ()	1343	rxvt_term::bg_set_root_pixmap ()
1396	{	1344	{
1397	Pixmap new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);	1345	Pixmap new_root_pixmap = get_pixmap_property (xa[XA_XROOTPMAP_ID]);
1398	if (new_root_pixmap == None)	1346	if (new_root_pixmap == None)
1399	new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);	1347	new_root_pixmap = get_pixmap_property (xa[XA_ESETROOT_PMAP_ID]);
1400		1348
1401	root_pixmap = new_root_pixmap;	1349	root_pixmap = new_root_pixmap;
1402	}	1350	}
1403	# endif /* ENABLE_TRANSPARENCY */	1351	# endif /* ENABLE_TRANSPARENCY */
1404		1352
1405	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)	1353	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1406	static void ShadeXImage(Visual *visual, XImage *srcImage, int shade, const rgba &c);	1354	static void shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c);
1407	# endif	1355	# endif
1408		1356
1409	bool	1357	bool
1410	bgPixmap_t::render ()	1358	rxvt_term::bg_render ()
1411	{	1359	{
1412	unsigned long background_flags = 0;	1360	unsigned long tr_flags = 0;
1413		1361
1414	if (target == NULL)
1415	return false;
1416
1417	invalidate ();	1362	bg_invalidate ();
1418	# ifdef ENABLE_TRANSPARENCY	1363	# ifdef ENABLE_TRANSPARENCY
1419	if (flags & isTransparent)	1364	if (bg_flags & BG_IS_TRANSPARENT)
1420	{	1365	{
1421	/* we need to re-generate transparency pixmap in that case ! */	1366	/* we need to re-generate transparency pixmap in that case ! */
1422	background_flags = make_transparency_pixmap ();	1367	tr_flags = make_transparency_pixmap ();
1423	if (background_flags == 0)	1368	if (tr_flags == 0)
1424	return false;	1369	return false;
1425	else if ((background_flags & transpTransformations) == (flags & transpTransformations))	1370	else if (!(tr_flags & BG_EFFECTS_FLAGS))
1426	flags = flags & ~isInvalid;	1371	bg_flags |= BG_IS_VALID;
1427	}	1372	}
1428	# endif	1373	# endif
1429		1374
1430	# ifdef BG_IMAGE_FROM_FILE	1375	# ifdef BG_IMAGE_FROM_FILE
1431	if (have_image	1376	if ((bg_flags & BG_IS_FROM_FILE)
1432	|| (background_flags & transpTransformations) != (flags & transpTransformations))	1377	|| (tr_flags & BG_EFFECTS_FLAGS))
1433	{	1378	{
1434	if (render_image (background_flags))	1379	if (render_image (tr_flags))
1435	flags = flags & ~isInvalid;	1380	bg_flags |= BG_IS_VALID;
1436	}	1381	}
1437	# endif	1382	# endif
1438		1383
1439	# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)	1384	# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1440	XImage *result = NULL;	1385	XImage *result = NULL;
1441		1386
1442	if (background_flags && (flags & isInvalid))	1387	if (tr_flags && !(bg_flags & BG_IS_VALID))
1443	{	1388	{
1444	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);	1389	result = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
1445	}	1390	}
1446		1391
1447	if (result)	1392	if (result)
1448	{	1393	{
1449	/* our own client-side tinting */	1394	/* our own client-side tinting */
1450	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	1395	if (tr_flags & BG_NEEDS_TINT)
1451	{	1396	{
1452	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1397	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1453	if (flags & tintSet)	1398	if (bg_flags & BG_TINT_SET)
1454	tint.get (c);	1399	tint.get (c);
1455	ShadeXImage (DefaultVisual (target->dpy, target->display->screen), result, shade, c);	1400	shade_ximage (DefaultVisual (dpy, display->screen), result, shade, c);
1456	}	1401	}
1457		1402
1458	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);	1403	GC gc = XCreateGC (dpy, vt, 0UL, NULL);
1459		1404
1460	if (gc)	1405	if (gc)
1461	{	1406	{
1462	XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);	1407	XPutImage (dpy, bg_pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1463		1408
1464	XFreeGC (target->dpy, gc);	1409	XFreeGC (dpy, gc);
1465	flags = flags & ~isInvalid;	1410	bg_flags |= BG_IS_VALID;
1466	}	1411	}
1467		1412
1468	XDestroyImage (result);	1413	XDestroyImage (result);
1469	}	1414	}
1470	# endif	1415	# endif
1471		1416
1472	if (flags & isInvalid)	1417	if (!(bg_flags & BG_IS_VALID))
1473	{	1418	{
1474	if (pixmap != None)	1419	if (bg_pixmap != None)
1475	{	1420	{
1476	XFreePixmap (target->dpy, pixmap);	1421	XFreePixmap (dpy, bg_pixmap);
1477	pixmap = None;	1422	bg_pixmap = None;
1478	}	1423	}
1479	}	1424	}
1480		1425
1481	apply ();	1426	scr_recolour (false);
		1427	bg_flags |= BG_NEEDS_REFRESH;
1482		1428
1483	valid_since = ev::now ();	1429	bg_valid_since = ev::now ();
1484		1430
1485	return true;	1431	return true;
1486	}	1432	}
1487		1433
1488	void	1434	void
1489	bgPixmap_t::set_target (rxvt_term *new_target)	1435	rxvt_term::bg_init ()
1490	{	1436	{
1491	target = new_target;	1437	#ifdef ENABLE_TRANSPARENCY
		1438	shade = 100;
		1439	#endif
1492		1440
1493	flags &= ~(HAS_RENDER | HAS_RENDER_CONV);	1441	bg_flags &= ~(BG_HAS_RENDER | BG_HAS_RENDER_CONV);
1494	#if XRENDER	1442	#if XRENDER
1495	int major, minor;	1443	int major, minor;
1496	if (XRenderQueryVersion (target->dpy, &major, &minor))	1444	if (XRenderQueryVersion (dpy, &major, &minor))
1497	flags |= HAS_RENDER;	1445	bg_flags |= BG_HAS_RENDER;
1498	XFilters *filters = XRenderQueryFilters (target->dpy, target->vt);	1446	XFilters *filters = XRenderQueryFilters (dpy, vt);
1499	if (filters)	1447	if (filters)
1500	{	1448	{
1501	for (int i = 0; i < filters->nfilter; i++)	1449	for (int i = 0; i < filters->nfilter; i++)
1502	if (!strcmp (filters->filter[i], FilterConvolution))	1450	if (!strcmp (filters->filter[i], FilterConvolution))
1503	flags |= HAS_RENDER_CONV;	1451	bg_flags |= BG_HAS_RENDER_CONV;
1504		1452
1505	XFree (filters);	1453	XFree (filters);
1506	}	1454	}
1507	#endif	1455	#endif
1508	}
1509
1510	void
1511	bgPixmap_t::apply ()
1512	{
1513	if (target == NULL)
1514	return;
1515
1516	if (pixmap != None)
1517	{
1518	/* set target's background to pixmap */
1519	# ifdef ENABLE_TRANSPARENCY
1520	if (flags & isTransparent)
1521	{
1522	XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);
1523	XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);
1524
1525	if (target->scrollBar.win)
1526	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);
1527	}
1528	else
1529	# endif
1530	{
1531	/* force old pixmap dereference in case it was transparent before :*/
1532	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1533	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1534	/* do we also need to set scrollbar's background here ? */
1535
1536	if (target->scrollBar.win)
1537	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1538	}
1539	}
1540	else
1541	{
1542	/* set target background to a pixel */
1543	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1544	XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);
1545	/* do we also need to set scrollbar's background here ? */
1546	if (target->scrollBar.win)
1547	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1548	}
1549
1550	/* don't want Expose on the parent or vt. It is better to use
1551	scr_touch or we get a great deal of flicker otherwise: */
1552	XClearWindow (target->dpy, target->parent[0]);
1553
1554	if (target->scrollBar.state && target->scrollBar.win)
1555	{
1556	target->scrollBar.state = STATE_IDLE;
1557	target->scrollBar.show (0);
1558	}
1559
1560	target->want_refresh = 1;
1561	flags |= hasChanged;
1562	}	1456	}
1563		1457
1564	#endif /* HAVE_BG_PIXMAP */	1458	#endif /* HAVE_BG_PIXMAP */
1565		1459
1566	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)	1460	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1567	/* taken from aterm-0.4.2 */	1461	/* taken from aterm-0.4.2 */
1568		1462
1569	static void	1463	static void
1570	ShadeXImage(Visual *visual, XImage *srcImage, int shade, const rgba &c)	1464	shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c)
1571	{	1465	{
1572	int sh_r, sh_g, sh_b;	1466	int sh_r, sh_g, sh_b;
1573	uint32_t mask_r, mask_g, mask_b;	1467	uint32_t mask_r, mask_g, mask_b;
1574	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;	1468	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1575	rgba low;	1469	rgba low;
1576	rgba high;	1470	rgba high;
1577	int i;	1471	int i;
1578	int host_byte_order = byteorder.big_endian () ? MSBFirst : LSBFirst;	1472	int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
1579		1473
1580	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return;	1474	if (visual->c_class != TrueColor || ximage->format != ZPixmap) return;
1581		1475
1582	/* for convenience */	1476	/* for convenience */
1583	mask_r = visual->red_mask;	1477	mask_r = visual->red_mask;
1584	mask_g = visual->green_mask;	1478	mask_g = visual->green_mask;
1585	mask_b = visual->blue_mask;	1479	mask_b = visual->blue_mask;
1586		1480
1587	/* boring lookup table pre-initialization */	1481	/* boring lookup table pre-initialization */
1588	switch (srcImage->depth)	1482	switch (ximage->depth)
1589	{	1483	{
1590	case 15:	1484	case 15:
1591	if ((mask_r != 0x7c00) ||	1485	if ((mask_r != 0x7c00) ||
1592	(mask_g != 0x03e0) ||	1486	(mask_g != 0x03e0) ||
1593	(mask_b != 0x001f))	1487	(mask_b != 0x001f))
…		…
1646	/* prepare limits for color transformation (each channel is handled separately) */	1540	/* prepare limits for color transformation (each channel is handled separately) */
1647	if (shade > 100)	1541	if (shade > 100)
1648	{	1542	{
1649	shade = 200 - shade;	1543	shade = 200 - shade;
1650		1544
1651	high.r = (65535 - c.r) * shade / 100;	1545	high.r = c.r * shade / 100;
1652	high.g = (65535 - c.g) * shade / 100;	1546	high.g = c.g * shade / 100;
1653	high.b = (65535 - c.b) * shade / 100;	1547	high.b = c.b * shade / 100;
1654		1548
1655	low.r = 65535 - high.r;	1549	low.r = 65535 * (100 - shade) / 100;
1656	low.g = 65535 - high.g;	1550	low.g = 65535 * (100 - shade) / 100;
1657	low.b = 65535 - high.b;	1551	low.b = 65535 * (100 - shade) / 100;
1658	}	1552	}
1659	else	1553	else
1660	{	1554	{
1661	high.r = c.r * shade / 100;	1555	high.r = c.r * shade / 100;
1662	high.g = c.g * shade / 100;	1556	high.g = c.g * shade / 100;
…		…
1687	tmp += (mask_b>>sh_b) * low.b;	1581	tmp += (mask_b>>sh_b) * low.b;
1688	lookup_b[i] = (tmp/65535)<<sh_b;	1582	lookup_b[i] = (tmp/65535)<<sh_b;
1689	}	1583	}
1690		1584
1691	/* apply table to input image (replacing colors by newly calculated ones) */	1585	/* apply table to input image (replacing colors by newly calculated ones) */
1692	if (srcImage->bits_per_pixel == 32	1586	if (ximage->bits_per_pixel == 32
1693	&& (srcImage->depth == 24 || srcImage->depth == 32)	1587	&& (ximage->depth == 24 || ximage->depth == 32)
1694	&& srcImage->byte_order == host_byte_order)	1588	&& ximage->byte_order == host_byte_order)
1695	{	1589	{
1696	uint32_t *p1, *pf, *p, *pl;	1590	uint32_t *p1, *pf, *p, *pl;
1697	p1 = (uint32_t *) srcImage->data;	1591	p1 = (uint32_t *) ximage->data;
1698	pf = (uint32_t *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);	1592	pf = (uint32_t *) (ximage->data + ximage->height * ximage->bytes_per_line);
1699		1593
1700	while (p1 < pf)	1594	while (p1 < pf)
1701	{	1595	{
1702	p = p1;	1596	p = p1;
1703	pl = p1 + srcImage->width;	1597	pl = p1 + ximage->width;
1704	for (; p < pl; p++)	1598	for (; p < pl; p++)
1705	{	1599	{
1706	*p = lookup_r[(*p & 0xff0000) >> 16] |	1600	*p = lookup_r[(*p & 0xff0000) >> 16] |
1707	lookup_g[(*p & 0x00ff00) >> 8] |	1601	lookup_g[(*p & 0x00ff00) >> 8] |
1708	lookup_b[(*p & 0x0000ff)] |	1602	lookup_b[(*p & 0x0000ff)] |
1709	(*p & 0xff000000);	1603	(*p & 0xff000000);
1710	}	1604	}
1711	p1 = (uint32_t *) ((char *) p1 + srcImage->bytes_per_line);	1605	p1 = (uint32_t *) ((char *) p1 + ximage->bytes_per_line);
1712	}	1606	}
1713	}	1607	}
1714	else	1608	else
1715	{	1609	{
1716	for (int y = 0; y < srcImage->height; y++)	1610	for (int y = 0; y < ximage->height; y++)
1717	for (int x = 0; x < srcImage->width; x++)	1611	for (int x = 0; x < ximage->width; x++)
1718	{	1612	{
1719	unsigned long pixel = XGetPixel (srcImage, x, y);	1613	unsigned long pixel = XGetPixel (ximage, x, y);
1720	pixel = lookup_r[(pixel & mask_r) >> sh_r] |	1614	pixel = lookup_r[(pixel & mask_r) >> sh_r] |
1721	lookup_g[(pixel & mask_g) >> sh_g] |	1615	lookup_g[(pixel & mask_g) >> sh_g] |
1722	lookup_b[(pixel & mask_b) >> sh_b];	1616	lookup_b[(pixel & mask_b) >> sh_b];
1723	XPutPixel (srcImage, x, y, pixel);	1617	XPutPixel (ximage, x, y, pixel);
1724	}	1618	}
1725	}	1619	}
1726		1620
1727	free (lookup);	1621	free (lookup);
1728	}	1622	}

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