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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.122 by sf-exg, Sat Nov 20 11:30:58 2010 UTC vs.
Revision 1.153 by sf-exg, Sun May 8 21:07:43 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
…		…
30	# include <X11/extensions/Xrender.h>	30	# include <X11/extensions/Xrender.h>
31	#endif	31	#endif
32		32
33	#ifndef FilterConvolution	33	#ifndef FilterConvolution
34	#define FilterConvolution "convolution"	34	#define FilterConvolution "convolution"
35	#endif
36
37	#define DO_TIMING_TEST 0
38
39	#if DO_TIMING_TEST
40	# include <sys/time.h>
41	#define TIMING_TEST_START(id) \
42	struct timeval timing_test_##id##_stv; \
43	gettimeofday (&timing_test_##id##_stv, NULL);
44
45	#define TIMING_TEST_PRINT_RESULT(id) \
46	do { \
47	struct timeval tv; \
48	gettimeofday (&tv, NULL); \
49	tv.tv_sec -= (timing_test_##id##_stv).tv_sec; \
50	fprintf (stderr, "%s: %s: %d: elapsed %ld usec\n", #id, __FILE__, __LINE__, \
51	tv.tv_sec * 1000000 + tv.tv_usec - (timing_test_##id##_stv).tv_usec); \
52	} while (0)
53
54	#else
55	#define TIMING_TEST_START(id) do {} while (0)
56	#define TIMING_TEST_PRINT_RESULT(id) do {} while (0)
57	#endif	35	#endif
58		36
59	/*	37	/*
60	* Pixmap geometry string interpretation :	38	* Pixmap geometry string interpretation :
61	* Each geometry string contains zero or one scale/position	39	* Each geometry string contains zero or one scale/position
…		…
81	* scale Scale both up and down	59	* scale Scale both up and down
82	* auto Same as 100x100+50+50	60	* auto Same as 100x100+50+50
83	*/	61	*/
84		62
85	#ifdef HAVE_BG_PIXMAP	63	#ifdef HAVE_BG_PIXMAP
86	bgPixmap_t::bgPixmap_t ()
87	{
88	// this is basically redundant as bgPixmap_t is only used in
89	// zero_initialised-derived structs
90	#ifdef HAVE_AFTERIMAGE
91	original_asim = NULL;
92	#endif
93	#ifdef HAVE_PIXBUF
94	pixbuf = NULL;
95	#endif
96	#ifdef BG_IMAGE_FROM_FILE
97	have_image = false;
98	h_scale = v_scale = 0;
99	h_align = v_align = 0;
100	#endif
101	#ifdef ENABLE_TRANSPARENCY
102	shade = 100;
103	#endif
104	flags = 0;
105	pixmap = None;
106	valid_since = invalid_since = 0;
107	target = 0;
108	target_x = target_y = 0;
109	}
110
111	void	64	void
112	bgPixmap_t::destroy ()	65	rxvt_term::bg_destroy ()
113	{	66	{
114	#ifdef HAVE_AFTERIMAGE	67	#ifdef HAVE_AFTERIMAGE
115	if (original_asim)	68	if (original_asim)
116	safe_asimage_destroy (original_asim);	69	safe_asimage_destroy (original_asim);
		70	if (asv)
		71	destroy_asvisual (asv, 0);
		72	if (asimman)
		73	destroy_image_manager (asimman, 0);
117	#endif	74	#endif
118		75
119	#ifdef HAVE_PIXBUF	76	#ifdef HAVE_PIXBUF
120	if (pixbuf)	77	if (pixbuf)
121	g_object_unref (pixbuf);	78	g_object_unref (pixbuf);
122	#endif	79	#endif
123		80
124	if (pixmap && target)	81	if (bg_pixmap)
125	XFreePixmap (target->dpy, pixmap);	82	XFreePixmap (dpy, bg_pixmap);
126	}	83	}
127		84
128	bool	85	bool
129	bgPixmap_t::set_position (int x, int y)	86	rxvt_term::bg_set_position (int x, int y)
130	{	87	{
131		88
132	if (target_x != x	89	if (target_x != x
133	|| target_y != y)	90	|| target_y != y)
134	{	91	{
…		…
138	}	95	}
139	return false;	96	return false;
140	}	97	}
141		98
142	bool	99	bool
143	bgPixmap_t::window_size_sensitive ()	100	rxvt_term::bg_window_size_sensitive ()
144	{	101	{
145	# ifdef ENABLE_TRANSPARENCY	102	# ifdef ENABLE_TRANSPARENCY
146	if (flags & isTransparent)	103	if (bg_flags & BG_IS_TRANSPARENT)
147	return true;	104	return true;
148	# endif	105	# endif
149		106
150	# ifdef BG_IMAGE_FROM_FILE	107	# ifdef BG_IMAGE_FROM_FILE
151	if (have_image)	108	if (bg_flags & BG_IS_FROM_FILE)
152	{	109	{
153	if (flags & sizeSensitive)	110	if (bg_flags & BG_IS_SIZE_SENSITIVE)
154	return true;	111	return true;
155	}	112	}
156	# endif	113	# endif
157		114
158	return false;	115	return false;
159	}	116	}
160		117
161	bool	118	bool
162	bgPixmap_t::window_position_sensitive ()	119	rxvt_term::bg_window_position_sensitive ()
163	{	120	{
164	# ifdef ENABLE_TRANSPARENCY	121	# ifdef ENABLE_TRANSPARENCY
165	if (flags & isTransparent)	122	if (bg_flags & BG_IS_TRANSPARENT)
166	return true;	123	return true;
167	# endif	124	# endif
168		125
169	# ifdef BG_IMAGE_FROM_FILE	126	# ifdef BG_IMAGE_FROM_FILE
170	if (have_image)	127	if (bg_flags & BG_IS_FROM_FILE)
171	{	128	{
172	if (flags & rootAlign)	129	if (bg_flags & BG_ROOT_ALIGN)
173	return true;	130	return true;
174	}	131	}
175	# endif	132	# endif
176		133
177	return false;
178	}
179
180	bool bgPixmap_t::need_client_side_rendering ()
181	{
182	# ifdef HAVE_AFTERIMAGE
183	if (original_asim)
184	return true;
185	# endif
186	return false;	134	return false;
187	}	135	}
188		136
189	# ifdef BG_IMAGE_FROM_FILE	137	# ifdef BG_IMAGE_FROM_FILE
190	static inline bool	138	static inline bool
…		…
253	dst_size = target_size - dst_pos;	201	dst_size = target_size - dst_pos;
254	return src_pos;	202	return src_pos;
255	}	203	}
256		204
257	bool	205	bool
258	bgPixmap_t::set_geometry (const char *geom, bool update)	206	rxvt_term::bg_set_geometry (const char *geom, bool update)
259	{	207	{
260	bool changed = false;	208	bool changed = false;
261	int geom_flags = 0;	209	int geom_flags = 0;
262	int x = 0, y = 0;	210	int x = 0, y = 0;
263	unsigned int w = 0, h = 0;	211	unsigned int w = 0, h = 0;
264	unsigned int n;	212	unsigned int n;
265	unsigned long new_flags = (flags & (~geometryFlags));	213	unsigned long new_flags = (bg_flags & (~BG_GEOMETRY_FLAGS));
266	const char *ops;	214	const char *ops;
267	# define MAXLEN_GEOM 256 /* could be longer than regular geometry string */
268		215
269	if (geom == NULL)	216	if (geom == NULL)
270	return false;	217	return false;
271		218
272	char str[MAXLEN_GEOM];	219	char str[256];
273		220
274	ops = strchr (geom, ':');	221	ops = strchr (geom, ':');
275	if (ops == NULL)	222	if (ops == NULL)
276	n = strlen (geom);	223	n = strlen (geom);
277	else	224	else
278	n = ops - geom;	225	n = ops - geom;
279		226
280	if (n >= MAXLEN_GEOM)	227	if (n >= sizeof (str))
281	return false;	228	return false;
282		229
283	memcpy (str, geom, n);	230	memcpy (str, geom, n);
284	str[n] = '\0';	231	str[n] = '\0';
285	rxvt_strtrim (str);	232	rxvt_strtrim (str);
…		…
307	geom_flags |= WidthValue|HeightValue|XValue|YValue;	254	geom_flags |= WidthValue|HeightValue|XValue|YValue;
308	}	255	}
309		256
310	if (ops)	257	if (ops)
311	{	258	{
312	while (*ops)	259	char **arr = rxvt_strsplit (':', ops + 1);
313	{
314	while (*ops == ':' || isspace(*ops)) ++ops;
315		260
316	# define CHECK_GEOM_OPS(op_str) (strncasecmp (ops, (op_str), sizeof (op_str) - 1) == 0)	261	for (int i = 0; arr[i]; i++)
317	if (CHECK_GEOM_OPS ("tile"))	262	{
		263	if (!strcasecmp (arr[i], "tile"))
318	{	264	{
319	w = h = noScale;	265	w = h = noScale;
320	geom_flags |= WidthValue|HeightValue;	266	geom_flags |= WidthValue|HeightValue;
321	}	267	}
322	else if (CHECK_GEOM_OPS ("propscale"))	268	else if (!strcasecmp (arr[i], "propscale"))
323	{
324	new_flags |= propScale;
325	}	269	{
326	else if (CHECK_GEOM_OPS ("hscale"))	270	new_flags |= BG_PROP_SCALE;
		271	}
		272	else if (!strcasecmp (arr[i], "hscale"))
327	{	273	{
328	if (w == 0) w = windowScale;	274	if (w == 0) w = windowScale;
329		275
330	h = noScale;	276	h = noScale;
331	geom_flags |= WidthValue|HeightValue;	277	geom_flags |= WidthValue|HeightValue;
332	}	278	}
333	else if (CHECK_GEOM_OPS ("vscale"))	279	else if (!strcasecmp (arr[i], "vscale"))
334	{	280	{
335	if (h == 0) h = windowScale;	281	if (h == 0) h = windowScale;
336		282
337	w = noScale;	283	w = noScale;
338	geom_flags |= WidthValue|HeightValue;	284	geom_flags |= WidthValue|HeightValue;
339	}	285	}
340	else if (CHECK_GEOM_OPS ("scale"))	286	else if (!strcasecmp (arr[i], "scale"))
341	{	287	{
342	if (h == 0) h = windowScale;	288	if (h == 0) h = windowScale;
343	if (w == 0) w = windowScale;	289	if (w == 0) w = windowScale;
344		290
345	geom_flags |= WidthValue|HeightValue;	291	geom_flags |= WidthValue|HeightValue;
346	}	292	}
347	else if (CHECK_GEOM_OPS ("auto"))	293	else if (!strcasecmp (arr[i], "auto"))
348	{	294	{
349	w = h = windowScale;	295	w = h = windowScale;
350	x = y = centerAlign;	296	x = y = centerAlign;
351	geom_flags |= WidthValue|HeightValue|XValue|YValue;	297	geom_flags |= WidthValue|HeightValue|XValue|YValue;
352	}	298	}
353	else if (CHECK_GEOM_OPS ("root"))	299	else if (!strcasecmp (arr[i], "root"))
354	{	300	{
355	new_flags |= rootAlign;	301	new_flags |= BG_ROOT_ALIGN;
356	w = h = noScale;	302	w = h = noScale;
357	geom_flags |= WidthValue|HeightValue;	303	geom_flags |= WidthValue|HeightValue;
358	}	304	}
359	# undef CHECK_GEOM_OPS
360
361	while (*ops != ':' && *ops != '\0') ++ops;
362	} /* done parsing ops */	305	} /* done parsing ops */
		306
		307	rxvt_free_strsplit (arr);
363	}	308	}
364		309
365	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;	310	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;
366	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;	311	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;
367	if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;	312	if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;
368	if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;	313	if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
369		314
370	if (new_flags != flags)	315	if (new_flags != bg_flags)
371	{	316	{
372	flags = new_flags;	317	bg_flags = new_flags;
373	changed = true;	318	changed = true;
374	}	319	}
375		320
376	return changed;	321	return changed;
377	}	322	}
378		323
379	void	324	void
380	bgPixmap_t::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)	325	rxvt_term::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
381	{	326	{
382	int target_width = target->szHint.width;	327	int target_width = szHint.width;
383	int target_height = target->szHint.height;	328	int target_height = szHint.height;
384		329
385	if (flags & propScale)	330	if (bg_flags & BG_PROP_SCALE)
386	{	331	{
387	float scale = (float)target_width / image_width;	332	float scale = (float)target_width / image_width;
388	min_it (scale, (float)target_height / image_height);	333	min_it (scale, (float)target_height / image_height);
389	w = image_width * scale + 0.5;	334	w = image_width * scale + 0.5;
390	h = image_height * scale + 0.5;	335	h = image_height * scale + 0.5;
…		…
396	}	341	}
397		342
398	if (!w) w = image_width;	343	if (!w) w = image_width;
399	if (!h) h = image_height;	344	if (!h) h = image_height;
400		345
401	if (flags & rootAlign)	346	if (bg_flags & BG_ROOT_ALIGN)
402	{	347	{
403	x = -target_x;	348	x = -target_x;
404	y = -target_y;	349	y = -target_y;
405	}	350	}
406	else	351	else
407	{	352	{
408	x = make_align_position (h_align, target_width, w);	353	x = make_align_position (h_align, target_width, w);
409	y = make_align_position (v_align, target_height, h);	354	y = make_align_position (v_align, target_height, h);
410	}	355	}
411		356
412	flags &= ~sizeSensitive;	357	bg_flags &= ~BG_IS_SIZE_SENSITIVE;
413	if ((flags & propScale) || h_scale || v_scale	358	if ((bg_flags & BG_PROP_SCALE) || h_scale || v_scale
414	|| (!(flags & rootAlign) && (h_align || v_align))	359	|| (!(bg_flags & BG_ROOT_ALIGN) && (h_align || v_align))
415	|| w > target_width || h > target_height)	360	|| w > target_width || h > target_height)
416	flags |= sizeSensitive;	361	bg_flags |= BG_IS_SIZE_SENSITIVE;
417	}	362	}
418		363
419	# ifdef HAVE_AFTERIMAGE	364	# ifdef HAVE_AFTERIMAGE
420	bool	365	bool
421	bgPixmap_t::render_image (unsigned long background_flags)	366	rxvt_term::render_image (unsigned long tr_flags)
422	{	367	{
423	if (target == NULL)
424	return false;
425
426	target->init_asv ();	368	init_asv ();
427		369
428	ASImage *background = NULL;	370	ASImage *background = NULL;
429	ARGB32 background_tint = TINT_LEAVE_SAME;	371	ARGB32 background_tint = TINT_LEAVE_SAME;
430		372
431	# ifdef ENABLE_TRANSPARENCY	373	# ifdef ENABLE_TRANSPARENCY
432	if (background_flags)	374	if (tr_flags)
433	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);	375	background = pixmap2ximage (asv, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, 100);
434		376
435	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	377	if (tr_flags & BG_NEEDS_TINT)
436	{	378	{
437	ShadingInfo as_shade;	379	ShadingInfo as_shade;
438	as_shade.shading = shade;	380	as_shade.shading = shade;
439		381
440	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	382	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
441	if (flags & tintSet)	383	if (bg_flags & BG_TINT_SET)
442	tint.get (c);	384	tint.get (c);
443	as_shade.tintColor.red = c.r;	385	as_shade.tintColor.red = c.r;
444	as_shade.tintColor.green = c.g;	386	as_shade.tintColor.green = c.g;
445	as_shade.tintColor.blue = c.b;	387	as_shade.tintColor.blue = c.b;
446		388
447	background_tint = shading2tint32 (&as_shade);	389	background_tint = shading2tint32 (&as_shade);
448	}	390	}
449		391
450	if (!(background_flags & transpPmapBlurred) && (flags & blurNeeded) && background != NULL)	392	if ((tr_flags & BG_NEEDS_BLUR) && background != NULL)
451	{	393	{
452	ASImage *tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,	394	ASImage *tmp = blur_asimage_gauss (asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
453	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,	395	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,
454	100, ASIMAGE_QUALITY_DEFAULT);	396	100, ASIMAGE_QUALITY_DEFAULT);
455	if (tmp)	397	if (tmp)
456	{	398	{
457	destroy_asimage (&background);	399	destroy_asimage (&background);
…		…
460	}	402	}
461	# endif	403	# endif
462		404
463	ASImage *result = 0;	405	ASImage *result = 0;
464		406
465	int target_width = target->szHint.width;	407	int target_width = szHint.width;
466	int target_height = target->szHint.height;	408	int target_height = szHint.height;
467	int new_pmap_width = target_width;	409	int new_pmap_width = target_width;
468	int new_pmap_height = target_height;	410	int new_pmap_height = target_height;
469		411
470	int x = 0;	412	int x = 0;
471	int y = 0;	413	int y = 0;
…		…
474		416
475	if (original_asim)	417	if (original_asim)
476	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);	418	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
477		419
478	if (!original_asim	420	if (!original_asim
479	|| (!(flags & rootAlign)	421	|| (!(bg_flags & BG_ROOT_ALIGN)
480	&& (x >= target_width	422	&& (x >= target_width
481	|| y >= target_height	423	|| y >= target_height
482	|| (x + w <= 0)	424	|| (x + w <= 0)
483	|| (y + h <= 0))))	425	|| (y + h <= 0))))
484	{	426	{
…		…
488	new_pmap_height = background->height;	430	new_pmap_height = background->height;
489	result = background;	431	result = background;
490		432
491	if (background_tint != TINT_LEAVE_SAME)	433	if (background_tint != TINT_LEAVE_SAME)
492	{	434	{
493	ASImage *tmp = tile_asimage (target->asv, background, 0, 0,	435	ASImage *tmp = tile_asimage (asv, background, 0, 0,
494	target_width, target_height, background_tint,	436	target_width, target_height, background_tint,
495	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);	437	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
496	if (tmp)	438	if (tmp)
497	result = tmp;	439	result = tmp;
498	}	440	}
…		…
505	result = original_asim;	447	result = original_asim;
506		448
507	if ((w != original_asim->width)	449	if ((w != original_asim->width)
508	|| (h != original_asim->height))	450	|| (h != original_asim->height))
509	{	451	{
510	result = scale_asimage (target->asv, original_asim,	452	result = scale_asimage (asv, original_asim,
511	w, h,	453	w, h,
512	background ? ASA_ASImage : ASA_XImage,	454	background ? ASA_ASImage : ASA_XImage,
513	100, ASIMAGE_QUALITY_DEFAULT);	455	100, ASIMAGE_QUALITY_DEFAULT);
514	}	456	}
515		457
…		…
521	but there is no need to make it bigger than the window! */	463	but there is no need to make it bigger than the window! */
522	new_pmap_width = min (result->width, target_width);	464	new_pmap_width = min (result->width, target_width);
523	new_pmap_height = min (result->height, target_height);	465	new_pmap_height = min (result->height, target_height);
524		466
525	/* we also need to tile our image in both directions */	467	/* we also need to tile our image in both directions */
526	ASImage *tmp = tile_asimage (target->asv, result,	468	ASImage *tmp = tile_asimage (asv, result,
527	(int)result->width - x,	469	(int)result->width - x,
528	(int)result->height - y,	470	(int)result->height - y,
529	new_pmap_width,	471	new_pmap_width,
530	new_pmap_height,	472	new_pmap_height,
531	TINT_LEAVE_SAME, ASA_XImage,	473	TINT_LEAVE_SAME, ASA_XImage,
…		…
574	{	516	{
575	layers[1].dst_y = y;	517	layers[1].dst_y = y;
576	layers[1].clip_height = result->height;	518	layers[1].clip_height = result->height;
577	}	519	}
578		520
579	if (target->rs[Rs_blendtype])	521	if (rs[Rs_blendtype])
580	{	522	{
581	layers[1].merge_scanlines = blend_scanlines_name2func (target->rs[Rs_blendtype]);	523	layers[1].merge_scanlines = blend_scanlines_name2func (rs[Rs_blendtype]);
582	if (layers[1].merge_scanlines == NULL)	524	if (layers[1].merge_scanlines == NULL)
583	layers[1].merge_scanlines = alphablend_scanlines;	525	layers[1].merge_scanlines = alphablend_scanlines;
584	}	526	}
585		527
586	ASImage *tmp = merge_layers (target->asv, layers, 2, target_width, target_height,	528	ASImage *tmp = merge_layers (asv, layers, 2, target_width, target_height,
587	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);	529	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
588		530
589	if (tmp)	531	if (tmp)
590	{	532	{
591	if (result != original_asim)	533	if (result != original_asim)
…		…
604	{	546	{
605	XGCValues gcv;	547	XGCValues gcv;
606	GC gc;	548	GC gc;
607		549
608	/* create Pixmap */	550	/* create Pixmap */
609	if (pixmap == None	551	if (bg_pixmap == None
610	|| pmap_width != new_pmap_width	552	|| bg_pmap_width != new_pmap_width
611	|| pmap_height != new_pmap_height	553	|| bg_pmap_height != new_pmap_height)
612	|| pmap_depth != target->depth)
613	{	554	{
614	if (pixmap)	555	if (bg_pixmap)
615	XFreePixmap (target->dpy, pixmap);	556	XFreePixmap (dpy, bg_pixmap);
616	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);	557	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
617	pmap_width = new_pmap_width;	558	bg_pmap_width = new_pmap_width;
618	pmap_height = new_pmap_height;	559	bg_pmap_height = new_pmap_height;
619	pmap_depth = target->depth;
620	}	560	}
621	/* fill with background color (if result's not completely overlapping it) */	561	/* fill with background color (if result's not completely overlapping it) */
622	gcv.foreground = target->pix_colors[Color_bg];	562	gcv.foreground = pix_colors[Color_bg];
623	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);	563	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
624		564
625	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;	565	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
626	int dst_width = result->width, dst_height = result->height;	566	int dst_width = result->width, dst_height = result->height;
627	if (background == NULL)	567	if (background == NULL)
628	{	568	{
…		…
633	}	573	}
634		574
635	if (dst_x > 0 || dst_y > 0	575	if (dst_x > 0 || dst_y > 0
636	|| dst_x + dst_width < new_pmap_width	576	|| dst_x + dst_width < new_pmap_width
637	|| dst_y + dst_height < new_pmap_height)	577	|| dst_y + dst_height < new_pmap_height)
638	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	578	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
639	}	579	}
640		580
641	/* put result on pixmap */	581	/* put result on pixmap */
642	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	582	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
643	asimage2drawable (target->asv, pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);	583	asimage2drawable (asv, bg_pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);
644		584
645	if (result != background && result != original_asim)	585	if (result != background && result != original_asim)
646	destroy_asimage (&result);	586	destroy_asimage (&result);
647		587
648	XFreeGC (target->dpy, gc);	588	XFreeGC (dpy, gc);
649		589
650	ret = true;	590	ret = true;
651	}	591	}
652		592
653	if (background)	593	if (background)
…		…
657	}	597	}
658	# endif /* HAVE_AFTERIMAGE */	598	# endif /* HAVE_AFTERIMAGE */
659		599
660	# ifdef HAVE_PIXBUF	600	# ifdef HAVE_PIXBUF
661	bool	601	bool
662	bgPixmap_t::render_image (unsigned long background_flags)	602	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
		603	int src_x, int src_y, int dst_x, int dst_y,
		604	unsigned int width, unsigned int height)
663	{	605	{
664	if (target == NULL)	606	XImage *ximage;
		607	char *data, *line;
		608	int bytes_per_pixel;
		609	int width_r, width_g, width_b;
		610	int sh_r, sh_g, sh_b;
		611	int rowstride;
		612	int channels;
		613	unsigned char *row;
		614
		615	if (visual->c_class != TrueColor)
665	return false;	616	return false;
666		617
		618	if (depth == 24 || depth == 32)
		619	bytes_per_pixel = 4;
		620	else if (depth == 15 || depth == 16)
		621	bytes_per_pixel = 2;
		622	else
		623	return false;
		624
		625	width_r = rxvt_popcount (visual->red_mask);
		626	width_g = rxvt_popcount (visual->green_mask);
		627	width_b = rxvt_popcount (visual->blue_mask);
		628
		629	if (width_r > 8 || width_g > 8 || width_b > 8)
		630	return false;
		631
		632	sh_r = rxvt_ctz (visual->red_mask);
		633	sh_g = rxvt_ctz (visual->green_mask);
		634	sh_b = rxvt_ctz (visual->blue_mask);
		635
		636	if (width > INT_MAX / height / bytes_per_pixel)
		637	return false;
		638
		639	data = (char *)malloc (width * height * bytes_per_pixel);
		640	if (!data)
		641	return false;
		642
		643	ximage = XCreateImage (dpy, visual, depth, ZPixmap, 0, data,
		644	width, height, bytes_per_pixel * 8, 0);
		645	if (!ximage)
		646	{
		647	free (data);
		648	return false;
		649	}
		650
		651	ximage->byte_order = byteorder::big_endian () ? MSBFirst : LSBFirst;
		652
		653	rowstride = gdk_pixbuf_get_rowstride (pixbuf);
		654	channels = gdk_pixbuf_get_n_channels (pixbuf);
		655	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
		656	line = data;
		657
		658	for (int y = 0; y < height; y++)
		659	{
		660	for (int x = 0; x < width; x++)
		661	{
		662	unsigned char *pixel = row + x * channels;
		663	uint32_t value;
		664
		665	value = ((pixel[0] >> (8 - width_r)) << sh_r)
		666	| ((pixel[1] >> (8 - width_g)) << sh_g)
		667	| ((pixel[2] >> (8 - width_b)) << sh_b);
		668
		669	if (bytes_per_pixel == 4)
		670	((uint32_t *)line)[x] = value;
		671	else
		672	((uint16_t *)line)[x] = value;
		673	}
		674
		675	row += rowstride;
		676	line += ximage->bytes_per_line;
		677	}
		678
		679	XPutImage (dpy, pixmap, gc, ximage, 0, 0, dst_x, dst_y, width, height);
		680	XDestroyImage (ximage);
		681	return true;
		682	}
		683
		684	bool
		685	rxvt_term::render_image (unsigned long tr_flags)
		686	{
667	if (!pixbuf)	687	if (!pixbuf)
668	return false;	688	return false;
669		689
670	if (background_flags	690	if (tr_flags
671	&& !(flags & HAS_RENDER))	691	&& !(bg_flags & BG_HAS_RENDER))
672	return false;	692	return false;
673		693
674	GdkPixbuf *result;	694	GdkPixbuf *result;
675		695
676	int image_width = gdk_pixbuf_get_width (pixbuf);	696	int image_width = gdk_pixbuf_get_width (pixbuf);
677	int image_height = gdk_pixbuf_get_height (pixbuf);	697	int image_height = gdk_pixbuf_get_height (pixbuf);
678		698
679	int target_width = target->szHint.width;	699	int target_width = szHint.width;
680	int target_height = target->szHint.height;	700	int target_height = szHint.height;
681	int new_pmap_width = target_width;	701	int new_pmap_width = target_width;
682	int new_pmap_height = target_height;	702	int new_pmap_height = target_height;
683		703
684	int x = 0;	704	int x = 0;
685	int y = 0;	705	int y = 0;
686	int w = 0;	706	int w = 0;
687	int h = 0;	707	int h = 0;
688		708
689	get_image_geometry (image_width, image_height, w, h, x, y);	709	get_image_geometry (image_width, image_height, w, h, x, y);
690		710
691	if (!(flags & rootAlign)	711	if (!(bg_flags & BG_ROOT_ALIGN)
692	&& (x >= target_width	712	&& (x >= target_width
693	|| y >= target_height	713	|| y >= target_height
694	|| (x + w <= 0)	714	|| (x + w <= 0)
695	|| (y + h <= 0)))	715	|| (y + h <= 0)))
696	return false;	716	return false;
…		…
703	result = gdk_pixbuf_scale_simple (pixbuf,	723	result = gdk_pixbuf_scale_simple (pixbuf,
704	w, h,	724	w, h,
705	GDK_INTERP_BILINEAR);	725	GDK_INTERP_BILINEAR);
706	}	726	}
707		727
		728	if (!result)
		729	return false;
		730
708	bool ret = false;	731	bool ret = false;
709		732
710	if (result)
711	{
712	XGCValues gcv;	733	XGCValues gcv;
713	GC gc;	734	GC gc;
714	Pixmap root_pmap;	735	Pixmap root_pmap;
715		736
716	image_width = gdk_pixbuf_get_width (result);	737	image_width = gdk_pixbuf_get_width (result);
717	image_height = gdk_pixbuf_get_height (result);	738	image_height = gdk_pixbuf_get_height (result);
718		739
719	if (background_flags)	740	if (tr_flags)
720	{	741	{
721	root_pmap = pixmap;	742	root_pmap = bg_pixmap;
722	pixmap = None;	743	bg_pixmap = None;
		744	}
		745	else
		746	{
		747	if (h_scale == 0 || v_scale == 0)
723	}	748	{
724	else	749	new_pmap_width = min (image_width, target_width);
		750	new_pmap_height = min (image_height, target_height);
		751	}
		752	}
		753
		754	if (bg_pixmap == None
		755	|| bg_pmap_width != new_pmap_width
		756	|| bg_pmap_height != new_pmap_height)
		757	{
		758	if (bg_pixmap)
		759	XFreePixmap (dpy, bg_pixmap);
		760	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
		761	bg_pmap_width = new_pmap_width;
		762	bg_pmap_height = new_pmap_height;
		763	}
		764
		765	if (bg_pixmap != None)
		766	{
		767	gcv.foreground = pix_colors[Color_bg];
		768	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
		769
		770	if (gc)
725	{	771	{
726	if (h_scale == 0 || v_scale == 0)	772	if (h_scale == 0 || v_scale == 0)
727	{	773	{
728	new_pmap_width = min (image_width, target_width);
729	new_pmap_height = min (image_height, target_height);
730	}
731	}
732
733	if (pixmap == None
734	|| pmap_width != new_pmap_width
735	|| pmap_height != new_pmap_height
736	|| pmap_depth != target->depth)
737	{
738	if (pixmap)
739	XFreePixmap (target->dpy, pixmap);
740	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);
741	pmap_width = new_pmap_width;
742	pmap_height = new_pmap_height;
743	pmap_depth = target->depth;
744	}
745
746	gcv.foreground = target->pix_colors[Color_bg];
747	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
748
749	if (h_scale == 0 || v_scale == 0)
750	{
751	Pixmap tile = XCreatePixmap (target->dpy, target->vt, image_width, image_height, target->depth);	774	Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth);
752	gdk_pixbuf_xlib_render_to_drawable (result, tile, gc,	775
		776	if (tile != None)
		777	{
		778	pixbuf_to_pixmap (result, tile, gc,
753	0, 0,	779	0, 0,
754	0, 0,	780	0, 0,
755	image_width, image_height,	781	image_width, image_height);
756	XLIB_RGB_DITHER_NONE,
757	0, 0);
758		782
759	gcv.tile = tile;	783	gcv.tile = tile;
760	gcv.fill_style = FillTiled;	784	gcv.fill_style = FillTiled;
761	gcv.ts_x_origin = x;	785	gcv.ts_x_origin = x;
762	gcv.ts_y_origin = y;	786	gcv.ts_y_origin = y;
763	XChangeGC (target->dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	787	XChangeGC (dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
764		788
765	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	789	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
766	XFreePixmap (target->dpy, tile);	790	XFreePixmap (dpy, tile);
		791	}
767	}	792	}
768	else	793	else
769	{	794	{
770	int src_x, src_y, dst_x, dst_y;	795	int src_x, src_y, dst_x, dst_y;
771	int dst_width, dst_height;	796	int dst_width, dst_height;
772		797
773	src_x = make_clip_rectangle (x, image_width , new_pmap_width , dst_x, dst_width );	798	src_x = make_clip_rectangle (x, image_width , new_pmap_width , dst_x, dst_width );
774	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);	799	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);
775		800
776	if (dst_x > 0 || dst_y > 0	801	if (dst_x > 0 || dst_y > 0
777	|| dst_x + dst_width < new_pmap_width	802	|| dst_x + dst_width < new_pmap_width
778	|| dst_y + dst_height < new_pmap_height)	803	|| dst_y + dst_height < new_pmap_height)
779	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	804	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
780		805
781	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	806	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
782	gdk_pixbuf_xlib_render_to_drawable (result, pixmap, gc,	807	pixbuf_to_pixmap (result, bg_pixmap, gc,
783	src_x, src_y,	808	src_x, src_y,
784	dst_x, dst_y,	809	dst_x, dst_y,
785	dst_width, dst_height,	810	dst_width, dst_height);
786	XLIB_RGB_DITHER_NONE,
787	0, 0);
788	}	811	}
789		812
790	#if XRENDER	813	#if XRENDER
791	if (background_flags)	814	if (tr_flags)
792	{	815	{
793	Display *dpy = target->dpy;
794	XRenderPictureAttributes pa;	816	XRenderPictureAttributes pa;
795		817
796	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, target->visual);	818	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, visual);
797	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);	819	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);
798		820
799	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);	821	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
800	Picture dst = XRenderCreatePicture (dpy, pixmap, dst_format, 0, &pa);	822	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, dst_format, 0, &pa);
801		823
802	pa.repeat = True;	824	pa.repeat = True;
803	Pixmap mask_pmap = XCreatePixmap (dpy, target->vt, 1, 1, 8);	825	Pixmap mask_pmap = XCreatePixmap (dpy, vt, 1, 1, 8);
804	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);	826	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
805	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);	827	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
806	XFreePixmap (dpy, mask_pmap);	828	XFreePixmap (dpy, mask_pmap);
807		829
808	if (src && dst && mask)	830	if (src && dst && mask)
809	{	831	{
810	XRenderColor mask_c;	832	XRenderColor mask_c;
811		833
812	mask_c.alpha = 0x8000;	834	mask_c.alpha = 0x8000;
813	mask_c.red = 0;	835	mask_c.red = 0;
814	mask_c.green = 0;	836	mask_c.green = 0;
815	mask_c.blue = 0;	837	mask_c.blue = 0;
816	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);	838	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
817	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);	839	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
818	}	840	}
819		841
820	XRenderFreePicture (dpy, src);	842	XRenderFreePicture (dpy, src);
821	XRenderFreePicture (dpy, dst);	843	XRenderFreePicture (dpy, dst);
822	XRenderFreePicture (dpy, mask);	844	XRenderFreePicture (dpy, mask);
823
824	XFreePixmap (dpy, root_pmap);
825	}	845	}
826	#endif	846	#endif
827		847
		848	XFreeGC (dpy, gc);
		849
		850	ret = true;
		851	}
		852	}
		853
828	if (result != pixbuf)	854	if (result != pixbuf)
829	g_object_unref (result);	855	g_object_unref (result);
830		856
831	XFreeGC (target->dpy, gc);	857	if (tr_flags)
832		858	XFreePixmap (dpy, root_pmap);
833	ret = true;
834	}
835		859
836	return ret;	860	return ret;
837	}	861	}
838	# endif /* HAVE_PIXBUF */	862	# endif /* HAVE_PIXBUF */
839		863
840	bool	864	bool
841	bgPixmap_t::set_file (const char *file)	865	rxvt_term::bg_set_file (const char *file)
842	{	866	{
843	if (!file || !*file)	867	if (!file || !*file)
844	return false;	868	return false;
845		869
846	if (const char *p = strchr (file, ';'))	870	if (const char *p = strchr (file, ';'))
…		…
851	f[len] = '\0';	875	f[len] = '\0';
852	file = f;	876	file = f;
853	}	877	}
854		878
855	# ifdef HAVE_AFTERIMAGE	879	# ifdef HAVE_AFTERIMAGE
856	if (!target->asimman)	880	if (!asimman)
857	target->asimman = create_generic_imageman (target->rs[Rs_path]);	881	asimman = create_generic_imageman (rs[Rs_path]);
858	ASImage *image = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);	882	ASImage *image = get_asimage (asimman, file, 0xFFFFFFFF, 100);
859	if (image)	883	if (image)
860	{	884	{
861	if (original_asim)	885	if (original_asim)
862	safe_asimage_destroy (original_asim);	886	safe_asimage_destroy (original_asim);
863	original_asim = image;	887	original_asim = image;
864	have_image = true;	888	bg_flags |= BG_IS_FROM_FILE | BG_CLIENT_RENDER;
865	return true;	889	return true;
866	}	890	}
867	# endif	891	# endif
868		892
869	# ifdef HAVE_PIXBUF	893	# ifdef HAVE_PIXBUF
…		…
871	if (image)	895	if (image)
872	{	896	{
873	if (pixbuf)	897	if (pixbuf)
874	g_object_unref (pixbuf);	898	g_object_unref (pixbuf);
875	pixbuf = image;	899	pixbuf = image;
876	have_image = true;	900	bg_flags |= BG_IS_FROM_FILE;
877	return true;	901	return true;
878	}	902	}
879	# endif	903	# endif
880		904
881	return false;	905	return false;
…		…
883		907
884	# endif /* BG_IMAGE_FROM_FILE */	908	# endif /* BG_IMAGE_FROM_FILE */
885		909
886	# ifdef ENABLE_TRANSPARENCY	910	# ifdef ENABLE_TRANSPARENCY
887	bool	911	bool
888	bgPixmap_t::set_transparent ()	912	rxvt_term::bg_set_transparent ()
889	{	913	{
890	if (!(flags & isTransparent))	914	if (!(bg_flags & BG_IS_TRANSPARENT))
891	{	915	{
892	flags |= isTransparent;	916	bg_flags |= BG_IS_TRANSPARENT;
893	return true;	917	return true;
894	}	918	}
895		919
896	return false;	920	return false;
897	}	921	}
898		922
899	bool	923	bool
900	bgPixmap_t::set_blur_radius (const char *geom)	924	rxvt_term::bg_set_blur (const char *geom)
901	{	925	{
902	bool changed = false;	926	bool changed = false;
903	unsigned int hr, vr;	927	unsigned int hr, vr;
904	int junk;	928	int junk;
905	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);	929	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
…		…
923	changed = true;	947	changed = true;
924	v_blurRadius = vr;	948	v_blurRadius = vr;
925	}	949	}
926		950
927	if (v_blurRadius == 0 && h_blurRadius == 0)	951	if (v_blurRadius == 0 && h_blurRadius == 0)
928	flags &= ~blurNeeded;	952	bg_flags &= ~BG_NEEDS_BLUR;
929	else	953	else
930	flags |= blurNeeded;	954	bg_flags |= BG_NEEDS_BLUR;
931		955
932	return changed;	956	return changed;
933	}	957	}
934		958
935	static inline unsigned long	959	void
936	compute_tint_shade_flags (rxvt_color *tint, int shade)	960	rxvt_term::set_tint_shade_flags ()
937	{	961	{
938	unsigned long flags = 0;
939	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	962	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
940	bool has_shade = shade != 100;	963	bool has_shade = shade != 100;
941		964
942	if (tint)	965	bg_flags &= ~BG_TINT_FLAGS;
		966
		967	if (bg_flags & BG_TINT_SET)
943	{	968	{
944	tint->get (c);	969	tint.get (c);
945	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)
946	if (!has_shade	970	if (!has_shade
947	&& IS_COMPONENT_WHOLESOME (c.r)	971	&& (c.r <= 0x00ff || c.r >= 0xff00)
948	&& IS_COMPONENT_WHOLESOME (c.g)	972	&& (c.g <= 0x00ff || c.g >= 0xff00)
949	&& IS_COMPONENT_WHOLESOME (c.b))	973	&& (c.b <= 0x00ff || c.b >= 0xff00))
950	flags |= bgPixmap_t::tintWholesome;	974	bg_flags |= BG_TINT_BITAND;
951	# undef IS_COMPONENT_WHOLESOME
952	}
953
954	if (has_shade)
955	flags |= bgPixmap_t::tintNeeded;
956	else if (tint)
957	{	975	}
958	if ((c.r > 0x000700 || c.g > 0x000700 || c.b > 0x000700)
959	&& (c.r < 0x00f700 || c.g < 0x00f700 || c.b < 0x00f700))
960	{
961	flags |= bgPixmap_t::tintNeeded;
962	}
963	}
964		976
965	return flags;	977	if (has_shade || (bg_flags & BG_TINT_SET))
		978	bg_flags |= BG_NEEDS_TINT;
966	}	979	}
967		980
968	bool	981	bool
969	bgPixmap_t::set_tint (rxvt_color &new_tint)	982	rxvt_term::bg_set_tint (rxvt_color &new_tint)
970	{	983	{
971	if (!(flags & tintSet) || tint != new_tint)	984	if (!(bg_flags & BG_TINT_SET) || tint != new_tint)
972	{	985	{
973	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);
974	tint = new_tint;	986	tint = new_tint;
975	flags = (flags & ~tintFlags) | new_flags | tintSet;	987	bg_flags |= BG_TINT_SET;
		988	set_tint_shade_flags ();
976	return true;	989	return true;
977	}	990	}
978		991
979	return false;	992	return false;
980	}	993	}
981		994
982	bool	995	bool
983	bgPixmap_t::unset_tint ()
984	{
985	unsigned long new_flags = compute_tint_shade_flags (NULL, shade);
986
987	if (new_flags != (flags & tintFlags))
988	{
989	flags = (flags & ~tintFlags) | new_flags;
990	return true;
991	}
992
993	return false;
994	}
995
996	bool
997	bgPixmap_t::set_shade (const char *shade_str)	996	rxvt_term::bg_set_shade (const char *shade_str)
998	{	997	{
999	int new_shade = (shade_str) ? atoi (shade_str) : 100;	998	int new_shade = (shade_str) ? atoi (shade_str) : 100;
1000		999
1001	clamp_it (new_shade, -100, 200);	1000	clamp_it (new_shade, -100, 200);
1002	if (new_shade < 0)	1001	if (new_shade < 0)
1003	new_shade = 200 - (100 + new_shade);	1002	new_shade = 200 - (100 + new_shade);
1004		1003
1005	if (new_shade != shade)	1004	if (new_shade != shade)
1006	{	1005	{
1007	unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);
1008	shade = new_shade;	1006	shade = new_shade;
1009	flags = (flags & (~tintFlags | tintSet)) | new_flags;	1007	set_tint_shade_flags ();
1010	return true;	1008	return true;
1011	}	1009	}
1012		1010
1013	return false;	1011	return false;
1014	}	1012	}
…		…
1035	params[i+2] = XDoubleToFixed (kernel[i] / sum);	1033	params[i+2] = XDoubleToFixed (kernel[i] / sum);
1036	}	1034	}
1037	#endif	1035	#endif
1038		1036
1039	bool	1037	bool
1040	bgPixmap_t::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	1038	rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
1041	{	1039	{
1042	bool ret = false;	1040	bool ret = false;
1043	#if XRENDER	1041	#if XRENDER
1044	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;	1042	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
1045	double *kernel = (double *)malloc (size * sizeof (double));	1043	double *kernel = (double *)malloc (size * sizeof (double));
1046	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));	1044	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
1047		1045
1048	Display *dpy = target->dpy;
1049	XRenderPictureAttributes pa;	1046	XRenderPictureAttributes pa;
1050	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	1047	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1051		1048
1052	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	1049	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
1053	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	1050	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
…		…
1073		1070
1074	if (v_blurRadius)	1071	if (v_blurRadius)
1075	{	1072	{
1076	size = v_blurRadius * 2 + 1;	1073	size = v_blurRadius * 2 + 1;
1077	get_gaussian_kernel (v_blurRadius, size, kernel, params);	1074	get_gaussian_kernel (v_blurRadius, size, kernel, params);
1078	swap (params[0], params[1]);	1075	::swap (params[0], params[1]);
1079		1076
1080	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);	1077	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1081	XRenderComposite (dpy,	1078	XRenderComposite (dpy,
1082	PictOpSrc,	1079	PictOpSrc,
1083	src,	1080	src,
…		…
1099	#endif	1096	#endif
1100	return ret;	1097	return ret;
1101	}	1098	}
1102		1099
1103	bool	1100	bool
1104	bgPixmap_t::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	1101	rxvt_term::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
1105	{	1102	{
1106	Display *dpy = target->dpy;
1107	bool ret = false;	1103	bool ret = false;
1108		1104
1109	if (flags & tintWholesome)	1105	if (bg_flags & BG_TINT_BITAND)
1110	{	1106	{
1111	XGCValues gcv;	1107	XGCValues gcv;
1112	GC gc;	1108	GC gc;
1113		1109
1114	/* In this case we can tint image server-side getting significant	1110	/* In this case we can tint image server-side getting significant
…		…
1126	}	1122	}
1127	}	1123	}
1128	else	1124	else
1129	{	1125	{
1130	# if XRENDER	1126	# if XRENDER
1131	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1127	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1132		1128
1133	if (flags & tintSet)	1129	if (bg_flags & BG_TINT_SET)
1134	tint.get (c);	1130	tint.get (c);
1135		1131
1136	if (shade <= 100)	1132	if (shade <= 100)
1137	{	1133	{
1138	c.r = (c.r * shade) / 100;	1134	c.r = c.r * shade / 100;
1139	c.g = (c.g * shade) / 100;	1135	c.g = c.g * shade / 100;
1140	c.b = (c.b * shade) / 100;	1136	c.b = c.b * shade / 100;
1141	}	1137	}
1142	else	1138	else
1143	{	1139	{
1144	c.r = ((0xffff - c.r) * (200 - shade)) / 100;	1140	c.r = c.r * (200 - shade) / 100;
1145	c.g = ((0xffff - c.g) * (200 - shade)) / 100;	1141	c.g = c.g * (200 - shade) / 100;
1146	c.b = ((0xffff - c.b) * (200 - shade)) / 100;	1142	c.b = c.b * (200 - shade) / 100;
1147	}	1143	}
1148		1144
1149	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);	1145	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
1150	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	1146	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1151	XRenderPictureAttributes pa;	1147	XRenderPictureAttributes pa;
…		…
1158	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);	1154	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1159	XFreePixmap (dpy, overlay_pmap);	1155	XFreePixmap (dpy, overlay_pmap);
1160		1156
1161	pa.component_alpha = True;	1157	pa.component_alpha = True;
1162	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);	1158	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
1163	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);	1159	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat | CPComponentAlpha, &pa);
1164	XFreePixmap (dpy, mask_pmap);	1160	XFreePixmap (dpy, mask_pmap);
1165		1161
1166	if (mask_pic && overlay_pic && back_pic)	1162	if (mask_pic && overlay_pic && back_pic)
1167	{	1163	{
1168	XRenderColor mask_c;	1164	XRenderColor mask_c;
1169		1165
1170	mask_c.red = mask_c.green = mask_c.blue = shade > 100 ? 0xffff : 0;
1171	mask_c.alpha = 0xffff;	1166	mask_c.alpha = 0xffff;
		1167	mask_c.red =
		1168	mask_c.green =
		1169	mask_c.blue = 0;
1172	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);	1170	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1173		1171
1174	mask_c.alpha = 0;	1172	mask_c.alpha = 0;
1175	mask_c.red = 0xffff - c.r;	1173	mask_c.red = 0xffff - c.r;
1176	mask_c.green = 0xffff - c.g;	1174	mask_c.green = 0xffff - c.g;
1177	mask_c.blue = 0xffff - c.b;	1175	mask_c.blue = 0xffff - c.b;
1178	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);	1176	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1179	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);	1177	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1178
		1179	if (shade > 100)
		1180	{
		1181	mask_c.red = mask_c.green = mask_c.blue = 0xffff * (shade - 100) / 100;
		1182	mask_c.alpha = 0;
		1183	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
		1184
		1185	XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1186	}
		1187
1180	ret = true;	1188	ret = true;
1181	}	1189	}
1182		1190
1183	XRenderFreePicture (dpy, mask_pic);	1191	XRenderFreePicture (dpy, mask_pic);
1184	XRenderFreePicture (dpy, overlay_pic);	1192	XRenderFreePicture (dpy, overlay_pic);
…		…
1187	}	1195	}
1188		1196
1189	return ret;	1197	return ret;
1190	}	1198	}
1191		1199
1192	/* make_transparency_pixmap()	1200	/*
1193	* Builds a pixmap of the same size as the terminal window that contains	1201	* Builds a pixmap of the same size as the terminal window that contains
1194	* the tiled portion of the root pixmap that is supposed to be covered by	1202	* the tiled portion of the root pixmap that is supposed to be covered by
1195	* our window.	1203	* our window.
1196	*/	1204	*/
1197	unsigned long	1205	unsigned long
1198	bgPixmap_t::make_transparency_pixmap ()	1206	rxvt_term::make_transparency_pixmap ()
1199	{	1207	{
1200	unsigned long result = 0;	1208	unsigned long result = 0;
1201
1202	if (target == NULL)
1203	return 0;
1204		1209
1205	/* root dimensions may change from call to call - but Display structure should	1210	/* root dimensions may change from call to call - but Display structure should
1206	* be always up-to-date, so let's use it :	1211	* be always up-to-date, so let's use it :
1207	*/	1212	*/
1208	int screen = target->display->screen;	1213	int screen = display->screen;
1209	Display *dpy = target->dpy;
1210	int root_depth = DefaultDepth (dpy, screen);	1214	int root_depth = DefaultDepth (dpy, screen);
1211	int root_width = DisplayWidth (dpy, screen);	1215	int root_width = DisplayWidth (dpy, screen);
1212	int root_height = DisplayHeight (dpy, screen);	1216	int root_height = DisplayHeight (dpy, screen);
1213	unsigned int root_pmap_width, root_pmap_height;	1217	unsigned int root_pmap_width, root_pmap_height;
1214	int window_width = target->szHint.width;	1218	int window_width = szHint.width;
1215	int window_height = target->szHint.height;	1219	int window_height = szHint.height;
1216	int sx, sy;	1220	int sx, sy;
1217	XGCValues gcv;	1221	XGCValues gcv;
1218	GC gc;	1222	GC gc;
1219		1223
1220	sx = target_x;	1224	sx = target_x;
…		…
1230	{	1234	{
1231	Window wdummy;	1235	Window wdummy;
1232	int idummy;	1236	int idummy;
1233	unsigned int udummy;	1237	unsigned int udummy;
1234		1238
1235	target->allowedxerror = -1;	1239	allowedxerror = -1;
1236		1240
1237	if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pmap_width, &root_pmap_height, &udummy, &udummy))	1241	if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pmap_width, &root_pmap_height, &udummy, &udummy))
1238	root_pixmap = None;	1242	root_pixmap = None;
1239		1243
1240	target->allowedxerror = 0;	1244	allowedxerror = 0;
1241	}	1245	}
1242		1246
1243	Pixmap recoded_root_pmap = root_pixmap;	1247	Pixmap recoded_root_pmap = root_pixmap;
1244		1248
1245	if (root_pixmap != None && root_depth != target->depth)	1249	if (root_pixmap != None && root_depth != depth)
1246	{	1250	{
1247	#if XRENDER	1251	#if XRENDER
1248	if (flags & HAS_RENDER)	1252	if (bg_flags & BG_HAS_RENDER)
		1253	{
		1254	recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);
		1255
		1256	if (recoded_root_pmap != None)
1249	{	1257	{
1250	XRenderPictureAttributes pa;	1258	XRenderPictureAttributes pa;
1251		1259
1252	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));	1260	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
1253	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);	1261	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);
1254		1262
1255	recoded_root_pmap = XCreatePixmap (dpy, target->vt, root_pmap_width, root_pmap_height, target->depth);
1256	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);	1263	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
1257	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);	1264	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);
1258		1265
1259	if (src && dst)	1266	if (src && dst)
1260	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);	1267	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
1261	else	1268	else
1262	{	1269	{
1263	XFreePixmap (dpy, recoded_root_pmap);	1270	XFreePixmap (dpy, recoded_root_pmap);
1264	root_pixmap = None;	1271	recoded_root_pmap = None;
1265	}	1272	}
1266		1273
1267	XRenderFreePicture (dpy, src);	1274	XRenderFreePicture (dpy, src);
1268	XRenderFreePicture (dpy, dst);	1275	XRenderFreePicture (dpy, dst);
		1276	}
1269	}	1277	}
1270	else	1278	else
1271	#endif	1279	#endif
1272	root_pixmap = None;	1280	recoded_root_pmap = None;
1273	}	1281	}
1274		1282
1275	if (root_pixmap == None)	1283	if (recoded_root_pmap == None)
1276	return 0;	1284	return 0;
1277		1285
		1286	if (bg_pixmap == None
		1287	|| bg_pmap_width != window_width
		1288	|| bg_pmap_height != window_height)
		1289	{
		1290	if (bg_pixmap)
		1291	XFreePixmap (dpy, bg_pixmap);
1278	Pixmap tiled_root_pmap = XCreatePixmap (dpy, target->vt, window_width, window_height, target->depth);	1292	bg_pixmap = XCreatePixmap (dpy, vt, window_width, window_height, depth);
		1293	bg_pmap_width = window_width;
		1294	bg_pmap_height = window_height;
		1295	}
1279		1296
1280	if (tiled_root_pmap == None) /* something really bad happened - abort */	1297	if (bg_pixmap != None)
1281	return 0;	1298	{
1282
1283	/* straightforward pixmap copy */	1299	/* straightforward pixmap copy */
1284	while (sx < 0) sx += (int)root_width;	1300	while (sx < 0) sx += root_width;
1285	while (sy < 0) sy += (int)root_height;	1301	while (sy < 0) sy += root_height;
1286		1302
1287	gcv.tile = recoded_root_pmap;	1303	gcv.tile = recoded_root_pmap;
1288	gcv.fill_style = FillTiled;	1304	gcv.fill_style = FillTiled;
1289	gcv.ts_x_origin = -sx;	1305	gcv.ts_x_origin = -sx;
1290	gcv.ts_y_origin = -sy;	1306	gcv.ts_y_origin = -sy;
1291	gc = XCreateGC (dpy, target->vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	1307	gc = XCreateGC (dpy, vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
1292		1308
1293	if (gc)	1309	if (gc)
1294	{	1310	{
1295	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);	1311	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);
1296	result |= transpPmapTiled;	1312	result |= BG_IS_VALID | (bg_flags & BG_EFFECTS_FLAGS);
1297	XFreeGC (dpy, gc);	1313	XFreeGC (dpy, gc);
1298		1314
1299	if (!need_client_side_rendering ())	1315	if (!(bg_flags & BG_CLIENT_RENDER))
1300	{
1301	if ((flags & blurNeeded)
1302	&& (flags & HAS_RENDER_CONV))
1303	{
1304	if (blur_pixmap (tiled_root_pmap, target->visual, window_width, window_height))
1305	result |= transpPmapBlurred;
1306	}	1316	{
1307	if ((flags & tintNeeded)	1317	if ((bg_flags & BG_NEEDS_BLUR)
1308	&& (flags & (tintWholesome | HAS_RENDER)))	1318	&& (bg_flags & BG_HAS_RENDER_CONV))
1309	{	1319	{
1310	if (tint_pixmap (tiled_root_pmap, target->visual, window_width, window_height))	1320	if (blur_pixmap (bg_pixmap, visual, window_width, window_height))
1311	result |= transpPmapTinted;	1321	result &= ~BG_NEEDS_BLUR;
1312	}	1322	}
		1323	if ((bg_flags & BG_NEEDS_TINT)
		1324	&& (bg_flags & (BG_TINT_BITAND | BG_HAS_RENDER)))
		1325	{
		1326	if (tint_pixmap (bg_pixmap, visual, window_width, window_height))
		1327	result &= ~BG_NEEDS_TINT;
		1328	}
1313	} /* server side rendering completed */	1329	} /* server side rendering completed */
1314		1330	}
1315	if (pixmap)
1316	XFreePixmap (dpy, pixmap);
1317
1318	pixmap = tiled_root_pmap;
1319	pmap_width = window_width;
1320	pmap_height = window_height;
1321	pmap_depth = target->depth;
1322	}	1331	}
1323	else
1324	XFreePixmap (dpy, tiled_root_pmap);
1325		1332
1326	if (recoded_root_pmap != root_pixmap)	1333	if (recoded_root_pmap != root_pixmap)
1327	XFreePixmap (dpy, recoded_root_pmap);	1334	XFreePixmap (dpy, recoded_root_pmap);
1328		1335
1329	return result;	1336	return result;
1330	}	1337	}
1331		1338
1332	void	1339	void
1333	bgPixmap_t::set_root_pixmap ()	1340	rxvt_term::bg_set_root_pixmap ()
1334	{	1341	{
1335	Pixmap new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);	1342	Pixmap new_root_pixmap = get_pixmap_property (xa[XA_XROOTPMAP_ID]);
1336	if (new_root_pixmap == None)	1343	if (new_root_pixmap == None)
1337	new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);	1344	new_root_pixmap = get_pixmap_property (xa[XA_ESETROOT_PMAP_ID]);
1338		1345
1339	root_pixmap = new_root_pixmap;	1346	root_pixmap = new_root_pixmap;
1340	}	1347	}
1341	# endif /* ENABLE_TRANSPARENCY */	1348	# endif /* ENABLE_TRANSPARENCY */
1342		1349
1343	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)	1350	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1344	static void ShadeXImage(Visual *visual, XImage *srcImage, int shade, const rgba &c);	1351	static void shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c);
1345	# endif	1352	# endif
1346		1353
1347	bool	1354	bool
1348	bgPixmap_t::render ()	1355	rxvt_term::bg_render ()
1349	{	1356	{
1350	unsigned long background_flags = 0;	1357	unsigned long tr_flags = 0;
1351		1358
1352	if (target == NULL)
1353	return false;
1354
1355	invalidate ();	1359	bg_invalidate ();
1356	# ifdef ENABLE_TRANSPARENCY	1360	# ifdef ENABLE_TRANSPARENCY
1357	if (flags & isTransparent)	1361	if (bg_flags & BG_IS_TRANSPARENT)
1358	{	1362	{
1359	/* we need to re-generate transparency pixmap in that case ! */	1363	/* we need to re-generate transparency pixmap in that case ! */
1360	background_flags = make_transparency_pixmap ();	1364	tr_flags = make_transparency_pixmap ();
1361	if (background_flags == 0)	1365	if (tr_flags == 0)
1362	return false;	1366	return false;
1363	else if ((background_flags & transpTransformations) == (flags & transpTransformations))	1367	else if (!(tr_flags & BG_EFFECTS_FLAGS))
1364	flags &= ~isInvalid;	1368	bg_flags |= BG_IS_VALID;
1365	}	1369	}
1366	# endif	1370	# endif
1367		1371
1368	# ifdef BG_IMAGE_FROM_FILE	1372	# ifdef BG_IMAGE_FROM_FILE
1369	if (have_image	1373	if ((bg_flags & BG_IS_FROM_FILE)
1370	|| (background_flags & transpTransformations) != (flags & transpTransformations))	1374	|| (tr_flags & BG_EFFECTS_FLAGS))
1371	{	1375	{
1372	if (render_image (background_flags))	1376	if (render_image (tr_flags))
1373	flags &= ~isInvalid;	1377	bg_flags |= BG_IS_VALID;
1374	}	1378	}
1375	# endif	1379	# endif
1376		1380
1377	# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)	1381	# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1378	XImage *result = NULL;	1382	XImage *result = NULL;
1379		1383
1380	if (background_flags && (flags & isInvalid))	1384	if (tr_flags && !(bg_flags & BG_IS_VALID))
1381	{	1385	{
1382	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);	1386	result = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
1383	}	1387	}
1384		1388
1385	if (result)	1389	if (result)
1386	{	1390	{
1387	/* our own client-side tinting */	1391	/* our own client-side tinting */
1388	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	1392	if (tr_flags & BG_NEEDS_TINT)
1389	{	1393	{
1390	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1394	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1391	if (flags & tintSet)	1395	if (bg_flags & BG_TINT_SET)
1392	tint.get (c);	1396	tint.get (c);
1393	ShadeXImage (DefaultVisual (target->dpy, target->display->screen), result, shade, c);	1397	shade_ximage (DefaultVisual (dpy, display->screen), result, shade, c);
1394	}	1398	}
1395		1399
1396	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);	1400	GC gc = XCreateGC (dpy, vt, 0UL, NULL);
1397		1401
1398	if (gc)	1402	if (gc)
1399	{	1403	{
1400	XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);	1404	XPutImage (dpy, bg_pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1401		1405
1402	XFreeGC (target->dpy, gc);	1406	XFreeGC (dpy, gc);
1403	flags &= ~isInvalid;	1407	bg_flags |= BG_IS_VALID;
1404	}	1408	}
1405		1409
1406	XDestroyImage (result);	1410	XDestroyImage (result);
1407	}	1411	}
1408	# endif	1412	# endif
1409		1413
1410	if (flags & isInvalid)	1414	if (!(bg_flags & BG_IS_VALID))
1411	{	1415	{
1412	if (pixmap != None)	1416	if (bg_pixmap != None)
1413	{	1417	{
1414	XFreePixmap (target->dpy, pixmap);	1418	XFreePixmap (dpy, bg_pixmap);
1415	pixmap = None;	1419	bg_pixmap = None;
1416	}	1420	}
1417	}	1421	}
1418		1422
1419	apply ();	1423	scr_recolour (false);
		1424	bg_flags |= BG_NEEDS_REFRESH;
1420		1425
1421	valid_since = ev::now ();	1426	bg_valid_since = ev::now ();
1422		1427
1423	return true;	1428	return true;
1424	}	1429	}
1425		1430
1426	void	1431	void
1427	bgPixmap_t::set_target (rxvt_term *new_target)	1432	rxvt_term::bg_init ()
1428	{	1433	{
1429	target = new_target;	1434	#ifdef ENABLE_TRANSPARENCY
		1435	shade = 100;
		1436	#endif
1430		1437
1431	flags &= ~(HAS_RENDER | HAS_RENDER_CONV);	1438	bg_flags &= ~(BG_HAS_RENDER | BG_HAS_RENDER_CONV);
1432	#if XRENDER	1439	#if XRENDER
1433	int major, minor;	1440	int major, minor;
1434	if (XRenderQueryVersion (target->dpy, &major, &minor))	1441	if (XRenderQueryVersion (dpy, &major, &minor))
1435	flags |= HAS_RENDER;	1442	bg_flags |= BG_HAS_RENDER;
1436	XFilters *filters = XRenderQueryFilters (target->dpy, target->vt);	1443	XFilters *filters = XRenderQueryFilters (dpy, vt);
1437	if (filters)	1444	if (filters)
1438	{	1445	{
1439	for (int i = 0; i < filters->nfilter; i++)	1446	for (int i = 0; i < filters->nfilter; i++)
1440	if (!strcmp (filters->filter[i], FilterConvolution))	1447	if (!strcmp (filters->filter[i], FilterConvolution))
1441	flags |= HAS_RENDER_CONV;	1448	bg_flags |= BG_HAS_RENDER_CONV;
1442		1449
1443	XFree (filters);	1450	XFree (filters);
1444	}	1451	}
1445	#endif	1452	#endif
1446	}
1447
1448	void
1449	bgPixmap_t::apply ()
1450	{
1451	if (target == NULL)
1452	return;
1453
1454	if (pixmap != None)
1455	{
1456	/* set target's background to pixmap */
1457	# ifdef ENABLE_TRANSPARENCY
1458	if (flags & isTransparent)
1459	{
1460	XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);
1461	XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);
1462
1463	if (target->scrollBar.win)
1464	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);
1465	}
1466	else
1467	# endif
1468	{
1469	/* force old pixmap dereference in case it was transparent before :*/
1470	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1471	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1472	/* do we also need to set scrollbar's background here ? */
1473
1474	if (target->scrollBar.win)
1475	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1476	}
1477	}
1478	else
1479	{
1480	/* set target background to a pixel */
1481	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1482	XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);
1483	/* do we also need to set scrollbar's background here ? */
1484	if (target->scrollBar.win)
1485	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1486	}
1487
1488	/* don't want Expose on the parent or vt. It is better to use
1489	scr_touch or we get a great deal of flicker otherwise: */
1490	XClearWindow (target->dpy, target->parent[0]);
1491
1492	if (target->scrollBar.state && target->scrollBar.win)
1493	{
1494	target->scrollBar.state = STATE_IDLE;
1495	target->scrollBar.show (0);
1496	}
1497
1498	target->want_refresh = 1;
1499	flags |= hasChanged;
1500	}	1453	}
1501		1454
1502	#endif /* HAVE_BG_PIXMAP */	1455	#endif /* HAVE_BG_PIXMAP */
1503		1456
1504	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)	1457	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1505	/* taken from aterm-0.4.2 */	1458	/* taken from aterm-0.4.2 */
1506		1459
1507	static void	1460	static void
1508	ShadeXImage(Visual *visual, XImage *srcImage, int shade, const rgba &c)	1461	shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c)
1509	{	1462	{
1510	int sh_r, sh_g, sh_b;	1463	int sh_r, sh_g, sh_b;
1511	uint32_t mask_r, mask_g, mask_b;	1464	uint32_t mask_r, mask_g, mask_b;
1512	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;	1465	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1513	rgba low;	1466	rgba low;
1514	rgba high;	1467	rgba high;
1515	int i;	1468	int i;
1516	int host_byte_order = byteorder.big_endian () ? MSBFirst : LSBFirst;	1469	int host_byte_order = byteorder::big_endian () ? MSBFirst : LSBFirst;
1517		1470
1518	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return;	1471	if (visual->c_class != TrueColor || ximage->format != ZPixmap) return;
1519		1472
1520	/* for convenience */	1473	/* for convenience */
1521	mask_r = visual->red_mask;	1474	mask_r = visual->red_mask;
1522	mask_g = visual->green_mask;	1475	mask_g = visual->green_mask;
1523	mask_b = visual->blue_mask;	1476	mask_b = visual->blue_mask;
1524		1477
1525	/* boring lookup table pre-initialization */	1478	/* boring lookup table pre-initialization */
1526	switch (srcImage->depth)	1479	switch (ximage->depth)
1527	{	1480	{
1528	case 15:	1481	case 15:
1529	if ((mask_r != 0x7c00) ||	1482	if ((mask_r != 0x7c00) ||
1530	(mask_g != 0x03e0) ||	1483	(mask_g != 0x03e0) ||
1531	(mask_b != 0x001f))	1484	(mask_b != 0x001f))
…		…
1584	/* prepare limits for color transformation (each channel is handled separately) */	1537	/* prepare limits for color transformation (each channel is handled separately) */
1585	if (shade > 100)	1538	if (shade > 100)
1586	{	1539	{
1587	shade = 200 - shade;	1540	shade = 200 - shade;
1588		1541
1589	high.r = (65535 - c.r) * shade / 100;	1542	high.r = c.r * shade / 100;
1590	high.g = (65535 - c.g) * shade / 100;	1543	high.g = c.g * shade / 100;
1591	high.b = (65535 - c.b) * shade / 100;	1544	high.b = c.b * shade / 100;
1592		1545
1593	low.r = 65535 - high.r;	1546	low.r = 65535 * (100 - shade) / 100;
1594	low.g = 65535 - high.g;	1547	low.g = 65535 * (100 - shade) / 100;
1595	low.b = 65535 - high.b;	1548	low.b = 65535 * (100 - shade) / 100;
1596	}	1549	}
1597	else	1550	else
1598	{	1551	{
1599	high.r = c.r * shade / 100;	1552	high.r = c.r * shade / 100;
1600	high.g = c.g * shade / 100;	1553	high.g = c.g * shade / 100;
…		…
1625	tmp += (mask_b>>sh_b) * low.b;	1578	tmp += (mask_b>>sh_b) * low.b;
1626	lookup_b[i] = (tmp/65535)<<sh_b;	1579	lookup_b[i] = (tmp/65535)<<sh_b;
1627	}	1580	}
1628		1581
1629	/* apply table to input image (replacing colors by newly calculated ones) */	1582	/* apply table to input image (replacing colors by newly calculated ones) */
1630	if (srcImage->bits_per_pixel == 32	1583	if (ximage->bits_per_pixel == 32
1631	&& (srcImage->depth == 24 || srcImage->depth == 32)	1584	&& (ximage->depth == 24 || ximage->depth == 32)
1632	&& srcImage->byte_order == host_byte_order)	1585	&& ximage->byte_order == host_byte_order)
1633	{	1586	{
1634	uint32_t *p1, *pf, *p, *pl;	1587	uint32_t *p1, *pf, *p, *pl;
1635	p1 = (uint32_t *) srcImage->data;	1588	p1 = (uint32_t *) ximage->data;
1636	pf = (uint32_t *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);	1589	pf = (uint32_t *) (ximage->data + ximage->height * ximage->bytes_per_line);
1637		1590
1638	while (p1 < pf)	1591	while (p1 < pf)
1639	{	1592	{
1640	p = p1;	1593	p = p1;
1641	pl = p1 + srcImage->width;	1594	pl = p1 + ximage->width;
1642	for (; p < pl; p++)	1595	for (; p < pl; p++)
1643	{	1596	{
1644	*p = lookup_r[(*p & 0xff0000) >> 16] |	1597	*p = lookup_r[(*p & 0xff0000) >> 16] |
1645	lookup_g[(*p & 0x00ff00) >> 8] |	1598	lookup_g[(*p & 0x00ff00) >> 8] |
1646	lookup_b[(*p & 0x0000ff)] |	1599	lookup_b[(*p & 0x0000ff)] |
1647	(*p & 0xff000000);	1600	(*p & 0xff000000);
1648	}	1601	}
1649	p1 = (uint32_t *) ((char *) p1 + srcImage->bytes_per_line);	1602	p1 = (uint32_t *) ((char *) p1 + ximage->bytes_per_line);
1650	}	1603	}
1651	}	1604	}
1652	else	1605	else
1653	{	1606	{
1654	for (int y = 0; y < srcImage->height; y++)	1607	for (int y = 0; y < ximage->height; y++)
1655	for (int x = 0; x < srcImage->width; x++)	1608	for (int x = 0; x < ximage->width; x++)
1656	{	1609	{
1657	unsigned long pixel = XGetPixel (srcImage, x, y);	1610	unsigned long pixel = XGetPixel (ximage, x, y);
1658	pixel = lookup_r[(pixel & mask_r) >> sh_r] |	1611	pixel = lookup_r[(pixel & mask_r) >> sh_r] |
1659	lookup_g[(pixel & mask_g) >> sh_g] |	1612	lookup_g[(pixel & mask_g) >> sh_g] |
1660	lookup_b[(pixel & mask_b) >> sh_b];	1613	lookup_b[(pixel & mask_b) >> sh_b];
1661	XPutPixel (srcImage, x, y, pixel);	1614	XPutPixel (ximage, x, y, pixel);
1662	}	1615	}
1663	}	1616	}
1664		1617
1665	free (lookup);	1618	free (lookup);
1666	}	1619	}

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