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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.100 by sf-exg, Sat Oct 30 23:15:14 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
…		…
24		24
25	#include <cmath>	25	#include <cmath>
26	#include "../config.h" /* NECESSARY */	26	#include "../config.h" /* NECESSARY */
27	#include "rxvt.h" /* NECESSARY */	27	#include "rxvt.h" /* NECESSARY */
28		28
29	#define DO_TIMING_TEST 0	29	#if XRENDER
		30	# include <X11/extensions/Xrender.h>
		31	#endif
30		32
31	#if DO_TIMING_TEST	33	#ifndef FilterConvolution
32	# include <sys/time.h>	34	#define FilterConvolution "convolution"
33	#define TIMING_TEST_START(id) \
34	struct timeval timing_test_##id##_stv; \
35	gettimeofday (&timing_test_##id##_stv, NULL);
36
37	#define TIMING_TEST_PRINT_RESULT(id) \
38	do { \
39	struct timeval tv; \
40	gettimeofday (&tv, NULL); \
41	tv.tv_sec -= (timing_test_##id##_stv).tv_sec; \
42	fprintf (stderr, "%s: %s: %d: elapsed %ld usec\n", #id, __FILE__, __LINE__, \
43	tv.tv_sec * 1000000 + tv.tv_usec - (timing_test_##id##_stv).tv_usec); \
44	} while (0)
45
46	#else
47	#define TIMING_TEST_START(id) do {} while (0)
48	#define TIMING_TEST_PRINT_RESULT(id) do {} while (0)
49	#endif	35	#endif
50		36
51	/*	37	/*
52	* Pixmap geometry string interpretation :	38	* Pixmap geometry string interpretation :
53	* Each geometry string contains zero or one scale/position	39	* Each geometry string contains zero or one scale/position
…		…
58	*	44	*
59	* WxH+X+Y Set scaling to W% by H%, and position to X% by Y%.	45	* WxH+X+Y Set scaling to W% by H%, and position to X% by Y%.
60	* W and H are percentages of the terminal window size.	46	* W and H are percentages of the terminal window size.
61	* X and Y are also percentages; e.g., +50+50 centers	47	* X and Y are also percentages; e.g., +50+50 centers
62	* the image in the window.	48	* the image in the window.
63	* WxH+X Assumes Y == X
64	* WxH Assumes Y == X == 50 (centers the image)
65	* W+X+Y Assumes H == W
66	* W+X Assumes H == W and Y == X
67	* W Assumes H == W and Y == X == 50
68	*
69	* Adjusting position only :
70	* =+X+Y Set position to X% by Y% (absolute).
71	* =+X Set position to X% by X%.
72	* +X+Y Adjust position horizontally X% and vertically Y%
73	* from current position (relative).
74	* +X Adjust position horizontally X% and vertically X%
75	* from current position.
76	*
77	* Adjusting scale only :
78	* Wx0 Multiply horizontal scaling factor by W%
79	* 0xH Multiply vertical scaling factor by H%
80	* 0x0 No scaling (show image at normal size).
81	*	49	*
82	* Pixmap Operations : (should be prepended by a colon)	50	* Pixmap Operations : (should be prepended by a colon)
83	* tile Tile image. Scaling/position modifiers above will affect
84	* the tile size and origin.
85	* propscale When scaling, scale proportionally. That is, maintain the
86	* proper aspect ratio for the image. Any portion of the
87	* background not covered by the image is filled with the
88	* current background color.
89	* hscale Scale horizontally, tile vertically ?
90	* vscale Tile horizontally, scale vertically ?
91	* scale Scale both up and down
92	* auto Same as 100x100+50+50
93	*/	51	*/
94		52
95	#ifdef HAVE_BG_PIXMAP	53	#ifdef HAVE_BG_PIXMAP
96	bgPixmap_t::bgPixmap_t ()
97	{
98	// this is basically redundant as bgPixmap_t is only used in
99	// zero_initialised-derived structs
100	#ifdef HAVE_AFTERIMAGE
101	original_asim = NULL;
102	#endif
103	#ifdef HAVE_PIXBUF
104	pixbuf = NULL;
105	#endif
106	#ifdef BG_IMAGE_FROM_FILE
107	have_image = false;
108	h_scale = v_scale = 0;
109	h_align = v_align = 0;
110	#endif
111	#ifdef ENABLE_TRANSPARENCY
112	shade = 100;
113	#endif
114	flags = 0;
115	pixmap = None;
116	valid_since = invalid_since = 0;
117	target = 0;
118	}
119
120	void	54	void
121	bgPixmap_t::destroy ()	55	rxvt_term::bg_destroy ()
122	{	56	{
123	#ifdef HAVE_AFTERIMAGE	57	#ifdef HAVE_AFTERIMAGE
124	if (original_asim)	58	if (original_asim)
125	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);
126	#endif	64	#endif
127		65
128	#ifdef HAVE_PIXBUF	66	#ifdef HAVE_PIXBUF
129	if (pixbuf)	67	if (pixbuf)
130	g_object_unref (pixbuf);	68	g_object_unref (pixbuf);
131	#endif	69	#endif
132		70
133	if (pixmap && target)	71	if (bg_pixmap)
134	XFreePixmap (target->dpy, pixmap);	72	XFreePixmap (dpy, bg_pixmap);
135	}	73	}
136		74
137	bool	75	bool
138	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 ()
139	{	91	{
140	# ifdef ENABLE_TRANSPARENCY	92	# ifdef ENABLE_TRANSPARENCY
141	if (flags & isTransparent)	93	if (bg_flags & BG_IS_TRANSPARENT)
142	return true;	94	return true;
143	# endif	95	# endif
144		96
145	# ifdef BG_IMAGE_FROM_FILE	97	# ifdef BG_IMAGE_FROM_FILE
146	if (have_image)	98	if (bg_flags & BG_IS_FROM_FILE)
147	{	99	{
148	if (flags & sizeSensitive)	100	if (bg_flags & BG_IS_SIZE_SENSITIVE)
149	return true;	101	return true;
150	}	102	}
151	# endif	103	# endif
152		104
153	return false;	105	return false;
154	}	106	}
155		107
156	bool	108	bool
157	bgPixmap_t::window_position_sensitive ()	109	rxvt_term::bg_window_position_sensitive ()
158	{	110	{
159	# ifdef ENABLE_TRANSPARENCY	111	# ifdef ENABLE_TRANSPARENCY
160	if (flags & isTransparent)	112	if (bg_flags & BG_IS_TRANSPARENT)
161	return true;	113	return true;
162	# endif	114	# endif
163		115
164	# ifdef BG_IMAGE_FROM_FILE	116	# ifdef BG_IMAGE_FROM_FILE
165	if (have_image)	117	if (bg_flags & BG_IS_FROM_FILE)
166	{	118	{
167	if (flags & rootAlign)	119	if (bg_flags & BG_ROOT_ALIGN)
168	return true;	120	return true;
169	}	121	}
170	# endif	122	# endif
171		123
172	return false;
173	};
174
175	bool bgPixmap_t::need_client_side_rendering ()
176	{
177	# ifdef HAVE_AFTERIMAGE
178	if (original_asim)
179	return true;
180	# endif
181	return false;	124	return false;
182	}	125	}
183		126
184	# ifdef BG_IMAGE_FROM_FILE	127	# ifdef BG_IMAGE_FROM_FILE
185	static inline bool	128	static inline bool
…		…
248	dst_size = target_size - dst_pos;	191	dst_size = target_size - dst_pos;
249	return src_pos;	192	return src_pos;
250	}	193	}
251		194
252	bool	195	bool
253	bgPixmap_t::set_geometry (const char *geom)	196	rxvt_term::bg_set_geometry (const char *geom, bool update)
254	{	197	{
		198	bool changed = false;
255	int geom_flags = 0, changed = 0;	199	int geom_flags = 0;
256	int x = 0, y = 0;	200	int x = 0, y = 0;
257	unsigned int w = 0, h = 0;	201	unsigned int w = 0, h = 0;
258	unsigned int n;	202	unsigned int n;
259	unsigned long new_flags = (flags & (~geometryFlags));	203	unsigned long new_flags = (bg_flags & (~BG_GEOMETRY_FLAGS));
260	const char *p;	204	const char *ops;
261	# define MAXLEN_GEOM 256 /* could be longer than regular geometry string */
262		205
263	if (geom == NULL)	206	if (geom == NULL)
264	return false;	207	return false;
265		208
266	char str[MAXLEN_GEOM];	209	char str[256];
267		210
268	while (isspace(*geom)) ++geom;
269	if ((p = strchr (geom, ';')) == NULL)
270	p = strchr (geom, '\0');	211	ops = strchr (geom, ':');
271		212	if (ops == NULL)
		213	n = strlen (geom);
		214	else
272	n = (p - geom);	215	n = ops - geom;
273	if (n < MAXLEN_GEOM)
274	{
275	char *ops;
276	new_flags |= geometrySet;
277		216
		217	if (n >= sizeof (str))
		218	return false;
		219
278	memcpy (str, geom, n);	220	memcpy (str, geom, n);
279	str[n] = '\0';	221	str[n] = '\0';
280	if (str[0] == ':')	222	rxvt_strtrim (str);
281	ops = &str[0];
282	else if (str[0] != 'x' && str[0] != 'X' && isalpha(str[0]))
283	ops = &str[0];
284	else
285	{
286	char *tmp;
287	ops = strchr (str, ':');
288	if (ops != NULL)
289	{
290	for (tmp = ops-1; tmp >= str && isspace(*tmp); --tmp);
291	*(++tmp) = '\0';
292	if (ops == tmp) ++ops;
293	}
294	}
295		223
296	if (ops > str || ops == NULL)	224	if (str[0])
297	{	225	{
298	/* 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 */
299	geom_flags = XParseGeometry (str, &x, &y, &w, &h);	227	geom_flags = XParseGeometry (str, &x, &y, &w, &h);
300
301	if ((geom_flags & XValue) && !(geom_flags & YValue))
302	{
303	y = x;
304	geom_flags |= YValue;
305	}
306
307	if (flags & geometrySet)
308	{
309	/* new geometry is an adjustment to the old one ! */
310	if ((geom_flags & WidthValue) && (geom_flags & HeightValue))
311	{
312	if (w == 0 && h != 0)
313	{
314	w = h_scale;
315	h = (v_scale * h) / 100;
316	}
317	else if (h == 0 && w != 0)
318	{
319	w = (h_scale * w) / 100;
320	h = v_scale;
321	}
322	}
323	if (geom_flags & XValue)
324	{
325	if (str[0] != '=')
326	{
327	y += v_align;
328	x += h_align;
329	}
330	}
331	}
332	else /* setting up geometry from scratch */
333	{
334	if (!(geom_flags & XValue))
335	{
336	/* use default geometry - centered */
337	x = y = defaultAlign;
338	}
339	else if (!(geom_flags & YValue))
340	y = x;
341
342	if ((geom_flags & (WidthValue|HeightValue)) == 0)
343	{
344	/* use default geometry - scaled */
345	w = h = defaultScale;
346	}
347	else if (geom_flags & WidthValue)
348	{
349	if (!(geom_flags & HeightValue))
350	h = w;
351	}
352	else
353	w = h;
354	}
355	} /* done parsing geometry string */	228	} /* done parsing geometry string */
356	else if (!(flags & geometrySet))	229
357	{	230	if (!update)
358	/* default geometry - scaled and centered */	231	{
		232	if (!(geom_flags & XValue))
359	x = y = defaultAlign;	233	x = y = defaultAlign;
		234	else if (!(geom_flags & YValue))
		235	y = x;
		236
		237	if (!(geom_flags & (WidthValue|HeightValue)))
360	w = h = defaultScale;	238	w = h = defaultScale;
361	}	239	else if (!(geom_flags & HeightValue))
		240	h = w;
		241	else if (!(geom_flags & WidthValue))
		242	w = h;
362		243
363	if (!(flags & geometrySet))
364	geom_flags |= WidthValue|HeightValue|XValue|YValue;	244	geom_flags |= WidthValue|HeightValue|XValue|YValue;
		245	}
365		246
366	if (ops)	247	if (ops)
367	{	248	{
368	while (*ops)	249	char **arr = rxvt_strsplit (':', ops + 1);
		250
		251	for (int i = 0; arr[i]; i++)
369	{	252	{
370	while (*ops == ':' || isspace(*ops)) ++ops;	253	if (!strcasecmp (arr[i], "style=tiled"))
371
372	# define CHECK_GEOM_OPS(op_str) (strncasecmp (ops, (op_str), sizeof (op_str) - 1) == 0)
373	if (CHECK_GEOM_OPS ("tile"))
374	{	254	{
		255	new_flags = BG_TILE;
375	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;
376	geom_flags |= WidthValue|HeightValue;	297	geom_flags |= WidthValue|HeightValue;
377	}	298	}
378	else if (CHECK_GEOM_OPS ("propscale"))	299	else if (!strcasecmp (arr[i], "propscale"))
379	{	300	{
380	new_flags |= propScale;	301	new_flags |= BG_PROP_SCALE;
381	}	302	}
382	else if (CHECK_GEOM_OPS ("hscale"))	303	else if (!strcasecmp (arr[i], "hscale"))
383	{	304	{
384	if (w == 0) w = windowScale;	305	w = windowScale;
385
386	h = noScale;	306	h = noScale;
387	geom_flags |= WidthValue|HeightValue;	307	geom_flags |= WidthValue|HeightValue;
388	}	308	}
389	else if (CHECK_GEOM_OPS ("vscale"))	309	else if (!strcasecmp (arr[i], "vscale"))
390	{	310	{
391	if (h == 0) h = windowScale;	311	h = windowScale;
392
393	w = noScale;	312	w = noScale;
394	geom_flags |= WidthValue|HeightValue;	313	geom_flags |= WidthValue|HeightValue;
395	}	314	}
396	else if (CHECK_GEOM_OPS ("scale"))	315	else if (!strcasecmp (arr[i], "scale"))
397	{	316	{
398	if (h == 0) h = windowScale;
399	if (w == 0) w = windowScale;	317	w = h = windowScale;
400
401	geom_flags |= WidthValue|HeightValue;	318	geom_flags |= WidthValue|HeightValue;
402	}	319	}
403	else if (CHECK_GEOM_OPS ("auto"))	320	else if (!strcasecmp (arr[i], "auto"))
404	{	321	{
405	w = h = windowScale;	322	w = h = windowScale;
406	x = y = centerAlign;	323	x = y = centerAlign;
407	geom_flags |= WidthValue|HeightValue|XValue|YValue;	324	geom_flags |= WidthValue|HeightValue|XValue|YValue;
408	}	325	}
409	else if (CHECK_GEOM_OPS ("root"))	326	else if (!strcasecmp (arr[i], "root"))
410	{	327	{
411	new_flags |= rootAlign;	328	new_flags |= BG_TILE|BG_ROOT_ALIGN;
412	w = h = noScale;	329	w = h = noScale;
413	geom_flags |= WidthValue|HeightValue;	330	geom_flags |= WidthValue|HeightValue;
414	}	331	}
415	# undef CHECK_GEOM_OPS
416
417	while (*ops != ':' && *ops != '\0') ++ops;
418	} /* done parsing ops */	332	} /* done parsing ops */
419	}
420		333
		334	rxvt_free_strsplit (arr);
		335	}
		336
421	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) ++changed;	337	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;
422	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) ++changed;	338	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;
423	if (check_set_align_value (geom_flags, XValue, h_align, x)) ++changed;	339	if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;
424	if (check_set_align_value (geom_flags, YValue, v_align, y)) ++changed;	340	if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
425	}
426		341
427	if (new_flags != flags)	342	if (new_flags != bg_flags)
428	{	343	{
429	flags = new_flags;	344	bg_flags = new_flags;
430	changed++;	345	changed = true;
431	}	346	}
432		347
433	return (changed > 0);	348	return changed;
434	}	349	}
435		350
436	void	351	void
437	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)
438	{	353	{
439	int target_width = target->szHint.width;	354	int target_width = szHint.width;
440	int target_height = target->szHint.height;	355	int target_height = szHint.height;
441		356
442	if (flags & propScale)	357	if (bg_flags & BG_PROP_SCALE)
443	{	358	{
444	float scale = (float)target_width / image_width;	359	float scale = (float)target_width / image_width;
445	min_it (scale, (float)target_height / image_height);	360	min_it (scale, (float)target_height / image_height);
446	w = image_width * scale + 0.5;	361	w = image_width * scale + 0.5;
447	h = image_height * scale + 0.5;	362	h = image_height * scale + 0.5;
…		…
453	}	368	}
454		369
455	if (!w) w = image_width;	370	if (!w) w = image_width;
456	if (!h) h = image_height;	371	if (!h) h = image_height;
457		372
458	if (flags & rootAlign)	373	if (bg_flags & BG_ROOT_ALIGN)
459	{	374	{
460	target->get_window_origin (x, y);
461	x = -x;	375	x = -target_x;
462	y = -y;	376	y = -target_y;
463	}	377	}
464	else	378	else
465	{	379	{
466	x = make_align_position (h_align, target_width, w);	380	x = make_align_position (h_align, target_width, w);
467	y = make_align_position (v_align, target_height, h);	381	y = make_align_position (v_align, target_height, h);
468	}	382	}
469		383
470	flags &= ~sizeSensitive;	384	bg_flags &= ~BG_IS_SIZE_SENSITIVE;
471	if ((flags & propScale) || h_scale || v_scale	385	if (!(bg_flags & BG_TILE)
		386	|| (bg_flags & BG_PROP_SCALE) || h_scale || v_scale
472	|| (!(flags & rootAlign) && (h_align || v_align))	387	|| (!(bg_flags & BG_ROOT_ALIGN) && (h_align || v_align))
473	|| w > target_width || h > target_height)	388	|| w > target_width || h > target_height)
474	flags |= sizeSensitive;	389	bg_flags |= BG_IS_SIZE_SENSITIVE;
475	}	390	}
476		391
477	# ifdef HAVE_AFTERIMAGE	392	# ifdef HAVE_AFTERIMAGE
478	bool	393	bool
479	bgPixmap_t::render_image (unsigned long background_flags)	394	rxvt_term::render_image (unsigned long tr_flags)
480	{	395	{
481	if (target == NULL)
482	return false;
483
484	target->init_asv ();	396	init_asv ();
485		397
486	ASImage *background = NULL;	398	ASImage *background = NULL;
487	ARGB32 background_tint = TINT_LEAVE_SAME;	399	ARGB32 background_tint = TINT_LEAVE_SAME;
488		400
489	# ifdef ENABLE_TRANSPARENCY	401	# ifdef ENABLE_TRANSPARENCY
490	if (background_flags)	402	if (tr_flags)
491	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);
492		404
493	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	405	if (tr_flags & BG_NEEDS_TINT)
494	{	406	{
495	ShadingInfo as_shade;	407	ShadingInfo as_shade;
496	as_shade.shading = shade;	408	as_shade.shading = shade;
497		409
498	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	410	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
499	if (flags & tintSet)	411	if (bg_flags & BG_TINT_SET)
500	tint.get (c);	412	tint.get (c);
501	as_shade.tintColor.red = c.r;	413	as_shade.tintColor.red = c.r;
502	as_shade.tintColor.green = c.g;	414	as_shade.tintColor.green = c.g;
503	as_shade.tintColor.blue = c.b;	415	as_shade.tintColor.blue = c.b;
504		416
505	background_tint = shading2tint32 (&as_shade);	417	background_tint = shading2tint32 (&as_shade);
506	}	418	}
507		419
508	if (!(background_flags & transpPmapBlurred) && (flags & blurNeeded) && background != NULL)	420	if ((tr_flags & BG_NEEDS_BLUR) && background != NULL)
509	{	421	{
510	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,
511	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,	423	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,
512	100, ASIMAGE_QUALITY_DEFAULT);	424	100, ASIMAGE_QUALITY_DEFAULT);
513	if (tmp)	425	if (tmp)
514	{	426	{
515	destroy_asimage (&background);	427	destroy_asimage (&background);
…		…
518	}	430	}
519	# endif	431	# endif
520		432
521	ASImage *result = 0;	433	ASImage *result = 0;
522		434
523	int target_width = target->szHint.width;	435	int target_width = szHint.width;
524	int target_height = target->szHint.height;	436	int target_height = szHint.height;
525	int new_pmap_width = target_width;	437	int new_pmap_width = target_width;
526	int new_pmap_height = target_height;	438	int new_pmap_height = target_height;
527		439
528	int x = 0;	440	int x = 0;
529	int y = 0;	441	int y = 0;
…		…
532		444
533	if (original_asim)	445	if (original_asim)
534	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);
535		447
536	if (!original_asim	448	if (!original_asim
537	|| (!(flags & rootAlign)	449	|| (!(bg_flags & BG_ROOT_ALIGN)
538	&& (x >= target_width	450	&& (x >= target_width
539	|| y >= target_height	451	|| y >= target_height
540	|| (x + w <= 0)	452	|| (x + w <= 0)
541	|| (y + h <= 0))))	453	|| (y + h <= 0))))
542	{	454	{
…		…
546	new_pmap_height = background->height;	458	new_pmap_height = background->height;
547	result = background;	459	result = background;
548		460
549	if (background_tint != TINT_LEAVE_SAME)	461	if (background_tint != TINT_LEAVE_SAME)
550	{	462	{
551	ASImage *tmp = tile_asimage (target->asv, background, 0, 0,	463	ASImage *tmp = tile_asimage (asv, background, 0, 0,
552	target_width, target_height, background_tint,	464	target_width, target_height, background_tint,
553	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);	465	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
554	if (tmp)	466	if (tmp)
555	result = tmp;	467	result = tmp;
556	}	468	}
…		…
563	result = original_asim;	475	result = original_asim;
564		476
565	if ((w != original_asim->width)	477	if ((w != original_asim->width)
566	|| (h != original_asim->height))	478	|| (h != original_asim->height))
567	{	479	{
568	result = scale_asimage (target->asv, original_asim,	480	result = scale_asimage (asv, original_asim,
569	w, h,	481	w, h,
570	background ? ASA_ASImage : ASA_XImage,	482	background ? ASA_ASImage : ASA_XImage,
571	100, ASIMAGE_QUALITY_DEFAULT);	483	100, ASIMAGE_QUALITY_DEFAULT);
572	}	484	}
573		485
574	if (background == NULL)	486	if (background == NULL)
575	{	487	{
576	if (h_scale == 0 || v_scale == 0)	488	if (bg_flags & BG_TILE)
577	{	489	{
578	/* if tiling - pixmap has to be sized exactly as the image,	490	/* if tiling - pixmap has to be sized exactly as the image,
579	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! */
580	new_pmap_width = min (result->width, target_width);	492	new_pmap_width = min (result->width, target_width);
581	new_pmap_height = min (result->height, target_height);	493	new_pmap_height = min (result->height, target_height);
582		494
583	/* we also need to tile our image in both directions */	495	/* we also need to tile our image in both directions */
584	ASImage *tmp = tile_asimage (target->asv, result,	496	ASImage *tmp = tile_asimage (asv, result,
585	(int)result->width - x,	497	(int)result->width - x,
586	(int)result->height - y,	498	(int)result->height - y,
587	new_pmap_width,	499	new_pmap_width,
588	new_pmap_height,	500	new_pmap_height,
589	TINT_LEAVE_SAME, ASA_XImage,	501	TINT_LEAVE_SAME, ASA_XImage,
…		…
606	layers[0].clip_width = target_width;	518	layers[0].clip_width = target_width;
607	layers[0].clip_height = target_height;	519	layers[0].clip_height = target_height;
608	layers[0].tint = background_tint;	520	layers[0].tint = background_tint;
609	layers[1].im = result;	521	layers[1].im = result;
610		522
611	if (h_scale == 0 || v_scale == 0)	523	if (bg_flags & BG_TILE)
612	{	524	{
613	/* tile horizontally */	525	/* tile horizontally */
614	while (x > 0) x -= (int)result->width;	526	while (x > 0) x -= (int)result->width;
615	layers[1].dst_x = x;	527	layers[1].dst_x = x;
616	layers[1].clip_width = result->width+target_width;	528	layers[1].clip_width = result->width+target_width;
…		…
620	/* clip horizontally */	532	/* clip horizontally */
621	layers[1].dst_x = x;	533	layers[1].dst_x = x;
622	layers[1].clip_width = result->width;	534	layers[1].clip_width = result->width;
623	}	535	}
624		536
625	if (h_scale == 0 || v_scale == 0)	537	if (bg_flags & BG_TILE)
626	{	538	{
627	while (y > 0) y -= (int)result->height;	539	while (y > 0) y -= (int)result->height;
628	layers[1].dst_y = y;	540	layers[1].dst_y = y;
629	layers[1].clip_height = result->height + target_height;	541	layers[1].clip_height = result->height + target_height;
630	}	542	}
…		…
632	{	544	{
633	layers[1].dst_y = y;	545	layers[1].dst_y = y;
634	layers[1].clip_height = result->height;	546	layers[1].clip_height = result->height;
635	}	547	}
636		548
637	if (target->rs[Rs_blendtype])	549	if (rs[Rs_blendtype])
638	{	550	{
639	layers[1].merge_scanlines = blend_scanlines_name2func (target->rs[Rs_blendtype]);	551	layers[1].merge_scanlines = blend_scanlines_name2func (rs[Rs_blendtype]);
640	if (layers[1].merge_scanlines == NULL)	552	if (layers[1].merge_scanlines == NULL)
641	layers[1].merge_scanlines = alphablend_scanlines;	553	layers[1].merge_scanlines = alphablend_scanlines;
642	}	554	}
643		555
644	ASImage *tmp = merge_layers (target->asv, layers, 2, target_width, target_height,	556	ASImage *tmp = merge_layers (asv, layers, 2, target_width, target_height,
645	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);	557	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
646		558
647	if (tmp)	559	if (tmp)
648	{	560	{
649	if (result != original_asim)	561	if (result != original_asim)
…		…
661	if (result)	573	if (result)
662	{	574	{
663	XGCValues gcv;	575	XGCValues gcv;
664	GC gc;	576	GC gc;
665		577
666	if (pixmap)
667	{
668	if (pmap_width != new_pmap_width
669	|| pmap_height != new_pmap_height
670	|| pmap_depth != target->depth)
671	{
672	XFreePixmap (target->dpy, pixmap);
673	pixmap = None;
674	}
675	}
676
677	/* create Pixmap */	578	/* create Pixmap */
678	if (pixmap == None)	579	if (bg_pixmap == None
		580	|| bg_pmap_width != new_pmap_width
		581	|| bg_pmap_height != new_pmap_height)
679	{	582	{
		583	if (bg_pixmap)
		584	XFreePixmap (dpy, bg_pixmap);
680	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);
681	pmap_width = new_pmap_width;	586	bg_pmap_width = new_pmap_width;
682	pmap_height = new_pmap_height;	587	bg_pmap_height = new_pmap_height;
683	pmap_depth = target->depth;
684	}	588	}
685	/* fill with background color (if result's not completely overlapping it) */	589	/* fill with background color (if result's not completely overlapping it) */
686	gcv.foreground = target->pix_colors[Color_bg];	590	gcv.foreground = pix_colors[Color_bg];
687	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);	591	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
688		592
689	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;
690	int dst_width = result->width, dst_height = result->height;	594	int dst_width = result->width, dst_height = result->height;
691	if (background == NULL)	595	if (background == NULL)
692	{	596	{
693	if (!(h_scale == 0 || v_scale == 0))	597	if (!(bg_flags & BG_TILE))
694	{	598	{
695	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 );
696	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);
697	}	601	}
698		602
699	if (dst_x > 0 || dst_y > 0	603	if (dst_x > 0 || dst_y > 0
700	|| dst_x + dst_width < new_pmap_width	604	|| dst_x + dst_width < new_pmap_width
701	|| dst_y + dst_height < new_pmap_height)	605	|| dst_y + dst_height < new_pmap_height)
702	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);
703	}	607	}
704		608
705	/* put result on pixmap */	609	/* put result on pixmap */
706	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	610	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
707	asimage2drawable (target->asv, pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);	611	asimage2drawable (asv, bg_pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);
708		612
709	if (result != background && result != original_asim)	613	if (result != background && result != original_asim)
710	destroy_asimage (&result);	614	destroy_asimage (&result);
711		615
712	XFreeGC (target->dpy, gc);	616	XFreeGC (dpy, gc);
713		617
714	ret = true;	618	ret = true;
715	}	619	}
716		620
717	if (background)	621	if (background)
…		…
721	}	625	}
722	# endif /* HAVE_AFTERIMAGE */	626	# endif /* HAVE_AFTERIMAGE */
723		627
724	# ifdef HAVE_PIXBUF	628	# ifdef HAVE_PIXBUF
725	bool	629	bool
726	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)
727	{	633	{
728	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)
729	return false;	644	return false;
730		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	{
731	if (!pixbuf)	715	if (!pixbuf)
732	return false;	716	return false;
733		717
734	#if !XFT	718	if (tr_flags
735	if (background_flags)	719	&& !(bg_flags & BG_HAS_RENDER))
736	return false;	720	return false;
737	#endif
738		721
739	GdkPixbuf *result;	722	GdkPixbuf *result;
740		723
741	int image_width = gdk_pixbuf_get_width (pixbuf);	724	int image_width = gdk_pixbuf_get_width (pixbuf);
742	int image_height = gdk_pixbuf_get_height (pixbuf);	725	int image_height = gdk_pixbuf_get_height (pixbuf);
743		726
744	int target_width = target->szHint.width;	727	int target_width = szHint.width;
745	int target_height = target->szHint.height;	728	int target_height = szHint.height;
746	int new_pmap_width = target_width;	729	int new_pmap_width = target_width;
747	int new_pmap_height = target_height;	730	int new_pmap_height = target_height;
748		731
749	int x = 0;	732	int x = 0;
750	int y = 0;	733	int y = 0;
751	int w = 0;	734	int w = 0;
752	int h = 0;	735	int h = 0;
753		736
754	get_image_geometry (image_width, image_height, w, h, x, y);	737	get_image_geometry (image_width, image_height, w, h, x, y);
755		738
756	if (!(flags & rootAlign)	739	if (!(bg_flags & BG_ROOT_ALIGN)
757	&& (x >= target_width	740	&& (x >= target_width
758	|| y >= target_height	741	|| y >= target_height
759	|| (x + w <= 0)	742	|| (x + w <= 0)
760	|| (y + h <= 0)))	743	|| (y + h <= 0)))
761	return false;	744	return false;
…		…
768	result = gdk_pixbuf_scale_simple (pixbuf,	751	result = gdk_pixbuf_scale_simple (pixbuf,
769	w, h,	752	w, h,
770	GDK_INTERP_BILINEAR);	753	GDK_INTERP_BILINEAR);
771	}	754	}
772		755
		756	if (!result)
		757	return false;
		758
773	bool ret = false;	759	bool ret = false;
774		760
775	if (result)
776	{
777	XGCValues gcv;	761	XGCValues gcv;
778	GC gc;	762	GC gc;
779	Pixmap root_pmap;	763	Pixmap root_pmap;
780		764
781	image_width = gdk_pixbuf_get_width (result);	765	image_width = gdk_pixbuf_get_width (result);
782	image_height = gdk_pixbuf_get_height (result);	766	image_height = gdk_pixbuf_get_height (result);
783		767
784	if (background_flags)	768	if (tr_flags)
785	{	769	{
786	root_pmap = pixmap;	770	root_pmap = bg_pixmap;
787	pixmap = None;	771	bg_pixmap = None;
		772	}
		773	else
		774	{
		775	if (bg_flags & BG_TILE)
788	}	776	{
789	else
790	{
791	if (h_scale == 0 || v_scale == 0)
792	{
793	new_pmap_width = min (image_width, target_width);	777	new_pmap_width = min (image_width, target_width);
794	new_pmap_height = min (image_height, target_height);	778	new_pmap_height = min (image_height, target_height);
795	}	779	}
796	}	780	}
797		781
		782	if (bg_pixmap == None
		783	|| bg_pmap_width != new_pmap_width
		784	|| bg_pmap_height != new_pmap_height)
		785	{
798	if (pixmap)	786	if (bg_pixmap)
799	{
800	if (pmap_width != new_pmap_width
801	|| pmap_height != new_pmap_height
802	|| pmap_depth != target->depth)
803	{
804	XFreePixmap (target->dpy, pixmap);	787	XFreePixmap (dpy, bg_pixmap);
805	pixmap = None;
806	}
807	}
808
809	if (pixmap == None)
810	{
811	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);	788	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
812	pmap_width = new_pmap_width;	789	bg_pmap_width = new_pmap_width;
813	pmap_height = new_pmap_height;	790	bg_pmap_height = new_pmap_height;
814	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)
815	}	799	{
816
817	gcv.foreground = target->pix_colors[Color_bg];
818	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
819
820	if (h_scale == 0 || v_scale == 0)
821	{
822	Pixmap tile = XCreatePixmap (target->dpy, target->vt, image_width, image_height, target->depth);	800	Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth);
823	gdk_pixbuf_xlib_render_to_drawable (result, tile, gc,	801	pixbuf_to_pixmap (result, tile, gc,
824	0, 0,	802	0, 0,
825	0, 0,	803	0, 0,
826	image_width, image_height,	804	image_width, image_height);
827	XLIB_RGB_DITHER_NONE,
828	0, 0);
829		805
830	gcv.tile = tile;	806	gcv.tile = tile;
831	gcv.fill_style = FillTiled;	807	gcv.fill_style = FillTiled;
832	gcv.ts_x_origin = x;	808	gcv.ts_x_origin = x;
833	gcv.ts_y_origin = y;	809	gcv.ts_y_origin = y;
834	XChangeGC (target->dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	810	XChangeGC (dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
835		811
836	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);
837	XFreePixmap (target->dpy, tile);	813	XFreePixmap (dpy, tile);
838	}	814	}
839	else	815	else
840	{	816	{
841	int src_x, src_y, dst_x, dst_y;	817	int src_x, src_y, dst_x, dst_y;
842	int dst_width, dst_height;	818	int dst_width, dst_height;
…		…
845	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);
846		822
847	if (dst_x > 0 || dst_y > 0	823	if (dst_x > 0 || dst_y > 0
848	|| dst_x + dst_width < new_pmap_width	824	|| dst_x + dst_width < new_pmap_width
849	|| dst_y + dst_height < new_pmap_height)	825	|| dst_y + dst_height < new_pmap_height)
850	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);
851		827
852	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	828	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
853	gdk_pixbuf_xlib_render_to_drawable (result, pixmap, gc,	829	pixbuf_to_pixmap (result, bg_pixmap, gc,
854	src_x, src_y,	830	src_x, src_y,
855	dst_x, dst_y,	831	dst_x, dst_y,
856	dst_width, dst_height,	832	dst_width, dst_height);
857	XLIB_RGB_DITHER_NONE,
858	0, 0);
859	}
860
861	#if XFT
862	if (background_flags)
863	{	833	}
864	Display *dpy = target->dpy;	834
		835	#if XRENDER
		836	if (tr_flags)
		837	{
865	XRenderPictureAttributes pa;	838	XRenderPictureAttributes pa;
866		839
867	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, target->display->screen));	840	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, visual);
868	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);	841	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);
869		842
870	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);	843	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
871	Picture dst = XRenderCreatePicture (dpy, pixmap, dst_format, 0, &pa);	844	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, dst_format, 0, &pa);
872		845
873	pa.repeat = True;	846	pa.repeat = True;
874	Pixmap mask_pmap = XCreatePixmap (dpy, target->vt, 1, 1, 8);	847	Pixmap mask_pmap = XCreatePixmap (dpy, vt, 1, 1, 8);
875	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);	848	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
876	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);	849	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
877	XFreePixmap (dpy, mask_pmap);	850	XFreePixmap (dpy, mask_pmap);
878		851
879	if (src && dst && mask)
880	{
881	XRenderColor mask_c;	852	XRenderColor mask_c;
882		853
883	mask_c.alpha = 0x8000;	854	mask_c.alpha = 0x8000;
884	mask_c.red = 0;	855	mask_c.red = 0;
885	mask_c.green = 0;	856	mask_c.green = 0;
886	mask_c.blue = 0;	857	mask_c.blue = 0;
887	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);	858	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
888	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);	859	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
889	}
890		860
891	XRenderFreePicture (dpy, src);	861	XRenderFreePicture (dpy, src);
892	XRenderFreePicture (dpy, dst);	862	XRenderFreePicture (dpy, dst);
893	XRenderFreePicture (dpy, mask);	863	XRenderFreePicture (dpy, mask);
894
895	XFreePixmap (dpy, root_pmap);
896	}	864	}
897	#endif	865	#endif
898		866
899	if (result != pixbuf)
900	g_object_unref (result);
901
902	XFreeGC (target->dpy, gc);	867	XFreeGC (dpy, gc);
903		868
904	ret = true;	869	ret = true;
905	}	870	}
906		871
		872	if (result != pixbuf)
		873	g_object_unref (result);
		874
		875	if (tr_flags)
		876	XFreePixmap (dpy, root_pmap);
		877
907	return ret;	878	return ret;
908	}	879	}
909	# endif /* HAVE_PIXBUF */	880	# endif /* HAVE_PIXBUF */
910		881
911	bool	882	bool
912	bgPixmap_t::set_file (const char *file)	883	rxvt_term::bg_set_file (const char *file)
913	{	884	{
914	assert (file);	885	if (!file || !*file)
		886	return false;
915		887
916	if (*file)
917	{
918	if (const char *p = strchr (file, ';'))	888	if (const char *p = strchr (file, ';'))
919	{	889	{
920	size_t len = p - file;	890	size_t len = p - file;
921	char *f = rxvt_temp_buf<char> (len + 1);	891	char *f = rxvt_temp_buf<char> (len + 1);
922	memcpy (f, file, len);	892	memcpy (f, file, len);
923	f[len] = '\0';	893	f[len] = '\0';
924	file = f;	894	file = f;
925	}	895	}
926		896
927	# ifdef HAVE_AFTERIMAGE	897	# ifdef HAVE_AFTERIMAGE
928	if (!target->asimman)	898	if (!asimman)
929	target->asimman = create_generic_imageman (target->rs[Rs_path]);	899	asimman = create_generic_imageman (rs[Rs_path]);
930	ASImage *image = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);	900	ASImage *image = get_asimage (asimman, file, 0xFFFFFFFF, 100);
931	if (image)	901	if (image)
932	{	902	{
933	if (original_asim)	903	if (original_asim)
934	safe_asimage_destroy (original_asim);	904	safe_asimage_destroy (original_asim);
935	original_asim = image;	905	original_asim = image;
936	have_image = true;	906	bg_flags |= BG_IS_FROM_FILE | BG_CLIENT_RENDER;
937	return true;	907	return true;
938	}	908	}
939	# endif	909	# endif
940		910
941	# ifdef HAVE_PIXBUF	911	# ifdef HAVE_PIXBUF
942	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);	912	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
943	if (image)	913	if (image)
944	{	914	{
945	if (pixbuf)	915	if (pixbuf)
946	g_object_unref (pixbuf);	916	g_object_unref (pixbuf);
947	pixbuf = image;	917	pixbuf = image;
948	have_image = true;	918	bg_flags |= BG_IS_FROM_FILE;
949	return true;	919	return true;
950	}	920	}
951	# endif	921	# endif
952	}
953		922
954	return false;	923	return false;
955	}	924	}
956		925
957	# endif /* BG_IMAGE_FROM_FILE */	926	# endif /* BG_IMAGE_FROM_FILE */
958		927
959	# ifdef ENABLE_TRANSPARENCY	928	# ifdef ENABLE_TRANSPARENCY
960	bool	929	bool
961	bgPixmap_t::set_transparent ()	930	rxvt_term::bg_set_transparent ()
962	{	931	{
963	if (!(flags & isTransparent))	932	if (!(bg_flags & BG_IS_TRANSPARENT))
964	{	933	{
965	flags |= isTransparent;	934	bg_flags |= BG_IS_TRANSPARENT;
966	return true;	935	return true;
967	}	936	}
968		937
969	return false;	938	return false;
970	}	939	}
971		940
972	bool	941	bool
973	bgPixmap_t::set_blur_radius (const char *geom)	942	rxvt_term::bg_set_blur (const char *geom)
974	{	943	{
975	int changed = 0;	944	bool changed = false;
976	unsigned int hr, vr;	945	unsigned int hr, vr;
977	int junk;	946	int junk;
978	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);	947	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
979		948
980	if (!(geom_flags & WidthValue))	949	if (!(geom_flags & WidthValue))
…		…
985	min_it (hr, 128);	954	min_it (hr, 128);
986	min_it (vr, 128);	955	min_it (vr, 128);
987		956
988	if (h_blurRadius != hr)	957	if (h_blurRadius != hr)
989	{	958	{
990	++changed;	959	changed = true;
991	h_blurRadius = hr;	960	h_blurRadius = hr;
992	}	961	}
993		962
994	if (v_blurRadius != vr)	963	if (v_blurRadius != vr)
995	{	964	{
996	++changed;	965	changed = true;
997	v_blurRadius = vr;	966	v_blurRadius = vr;
998	}	967	}
999		968
1000	if (v_blurRadius == 0 && h_blurRadius == 0)	969	if (v_blurRadius == 0 && h_blurRadius == 0)
1001	flags &= ~blurNeeded;	970	bg_flags &= ~BG_NEEDS_BLUR;
1002	else	971	else
1003	flags |= blurNeeded;	972	bg_flags |= BG_NEEDS_BLUR;
1004		973
1005	#if XFT
1006	XFilters *filters = XRenderQueryFilters (target->dpy, target->display->root);
1007	if (filters)
1008	{
1009	for (int i = 0; i < filters->nfilter; i++)
1010	if (!strcmp (filters->filter[i], FilterConvolution))
1011	flags |= bgPixmap_t::blurServerSide;
1012
1013	XFree (filters);
1014	}
1015	#endif
1016
1017	return (changed > 0);	974	return changed;
1018	}	975	}
1019		976
1020	static inline unsigned long	977	void
1021	compute_tint_shade_flags (rxvt_color *tint, int shade)	978	rxvt_term::set_tint_shade_flags ()
1022	{	979	{
1023	unsigned long flags = 0;
1024	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	980	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1025	bool has_shade = shade != 100;	981	bool has_shade = shade != 100;
1026		982
1027	if (tint)	983	bg_flags &= ~BG_TINT_FLAGS;
		984
		985	if (bg_flags & BG_TINT_SET)
1028	{	986	{
1029	tint->get (c);	987	tint.get (c);
1030	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)
1031	if (!has_shade && IS_COMPONENT_WHOLESOME (c.r)
1032	&& IS_COMPONENT_WHOLESOME (c.g)
1033	&& IS_COMPONENT_WHOLESOME (c.b))
1034	flags |= bgPixmap_t::tintWholesome;
1035	# undef IS_COMPONENT_WHOLESOME
1036	}
1037
1038	if (has_shade)	988	if (!has_shade
1039	flags |= bgPixmap_t::tintNeeded;	989	&& (c.r <= 0x00ff || c.r >= 0xff00)
1040	else if (tint)	990	&& (c.g <= 0x00ff || c.g >= 0xff00)
		991	&& (c.b <= 0x00ff || c.b >= 0xff00))
		992	bg_flags |= BG_TINT_BITAND;
1041	{	993	}
1042	if ((c.r > 0x000700 || c.g > 0x000700 || c.b > 0x000700)
1043	&& (c.r < 0x00f700 || c.g < 0x00f700 || c.b < 0x00f700))
1044	{
1045	flags |= bgPixmap_t::tintNeeded;
1046	}
1047	}
1048		994
1049	if (flags & bgPixmap_t::tintNeeded)	995	if (has_shade || (bg_flags & BG_TINT_SET))
1050	{	996	bg_flags |= BG_NEEDS_TINT;
1051	if (flags & bgPixmap_t::tintWholesome)
1052	flags |= bgPixmap_t::tintServerSide;
1053	else
1054	{
1055	#if XFT
1056	flags |= bgPixmap_t::tintServerSide;
1057	#endif
1058	}
1059	}
1060
1061	return flags;
1062	}	997	}
1063		998
1064	bool	999	bool
1065	bgPixmap_t::set_tint (rxvt_color &new_tint)	1000	rxvt_term::bg_set_tint (rxvt_color &new_tint)
1066	{	1001	{
1067	if (!(flags & tintSet) || tint != new_tint)	1002	if (!(bg_flags & BG_TINT_SET) || tint != new_tint)
1068	{	1003	{
1069	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);
1070	tint = new_tint;	1004	tint = new_tint;
1071	flags = (flags & ~tintFlags) | new_flags | tintSet;	1005	bg_flags |= BG_TINT_SET;
		1006	set_tint_shade_flags ();
1072	return true;	1007	return true;
1073	}	1008	}
1074		1009
1075	return false;	1010	return false;
1076	}	1011	}
1077		1012
1078	bool	1013	bool
1079	bgPixmap_t::unset_tint ()
1080	{
1081	unsigned long new_flags = compute_tint_shade_flags (NULL, shade);
1082
1083	if (new_flags != (flags & tintFlags))
1084	{
1085	flags = (flags & ~tintFlags) | new_flags;
1086	return true;
1087	}
1088
1089	return false;
1090	}
1091
1092	bool
1093	bgPixmap_t::set_shade (const char *shade_str)	1014	rxvt_term::bg_set_shade (const char *shade_str)
1094	{	1015	{
1095	int new_shade = (shade_str) ? atoi (shade_str) : 100;	1016	int new_shade = (shade_str) ? atoi (shade_str) : 100;
1096		1017
1097	clamp_it (new_shade, -100, 200);	1018	clamp_it (new_shade, -100, 200);
1098	if (new_shade < 0)	1019	if (new_shade < 0)
1099	new_shade = 200 - (100 + new_shade);	1020	new_shade = 200 - (100 + new_shade);
1100		1021
1101	if (new_shade != shade)	1022	if (new_shade != shade)
1102	{	1023	{
1103	unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);
1104	shade = new_shade;	1024	shade = new_shade;
1105	flags = (flags & (~tintFlags | tintSet)) | new_flags;	1025	set_tint_shade_flags ();
1106	return true;	1026	return true;
1107	}	1027	}
1108		1028
1109	return false;	1029	return false;
1110	}	1030	}
1111		1031
1112	#if XFT	1032	#if XRENDER
1113	static void	1033	static void
1114	get_gaussian_kernel (int radius, int width, double *kernel, XFixed *params)	1034	get_gaussian_kernel (int radius, int width, double *kernel, XFixed *params)
1115	{	1035	{
1116	double sigma = radius / 2.0;	1036	double sigma = radius / 2.0;
1117	double scale = sqrt (2.0 * M_PI) * sigma;	1037	double scale = sqrt (2.0 * M_PI) * sigma;
…		…
1131	params[i+2] = XDoubleToFixed (kernel[i] / sum);	1051	params[i+2] = XDoubleToFixed (kernel[i] / sum);
1132	}	1052	}
1133	#endif	1053	#endif
1134		1054
1135	bool	1055	bool
1136	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)
1137	{	1057	{
1138	bool ret = false;	1058	bool ret = false;
1139	#if XFT	1059	#if XRENDER
1140	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;	1060	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
1141	double *kernel = (double *)malloc (size * sizeof (double));	1061	double *kernel = (double *)malloc (size * sizeof (double));
1142	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));	1062	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
1143		1063
1144	Display *dpy = target->dpy;
1145	XRenderPictureAttributes pa;	1064	XRenderPictureAttributes pa;
1146	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	1065	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1147		1066
1148	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	1067	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
1149	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	1068	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
1150		1069
1151	if (kernel && params && src && dst)	1070	if (kernel && params)
1152	{	1071	{
1153	if (h_blurRadius)	1072	if (h_blurRadius)
1154	{	1073	{
1155	size = h_blurRadius * 2 + 1;	1074	size = h_blurRadius * 2 + 1;
1156	get_gaussian_kernel (h_blurRadius, size, kernel, params);	1075	get_gaussian_kernel (h_blurRadius, size, kernel, params);
…		…
1169		1088
1170	if (v_blurRadius)	1089	if (v_blurRadius)
1171	{	1090	{
1172	size = v_blurRadius * 2 + 1;	1091	size = v_blurRadius * 2 + 1;
1173	get_gaussian_kernel (v_blurRadius, size, kernel, params);	1092	get_gaussian_kernel (v_blurRadius, size, kernel, params);
1174	swap (params[0], params[1]);	1093	::swap (params[0], params[1]);
1175		1094
1176	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);	1095	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1177	XRenderComposite (dpy,	1096	XRenderComposite (dpy,
1178	PictOpSrc,	1097	PictOpSrc,
1179	src,	1098	src,
…		…
1195	#endif	1114	#endif
1196	return ret;	1115	return ret;
1197	}	1116	}
1198		1117
1199	bool	1118	bool
1200	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)
1201	{	1120	{
1202	Display *dpy = target->dpy;
1203	bool ret = false;	1121	bool ret = false;
1204		1122
1205	if (flags & tintWholesome)	1123	if (bg_flags & BG_TINT_BITAND)
1206	{	1124	{
1207	XGCValues gcv;	1125	XGCValues gcv;
1208	GC gc;	1126	GC gc;
1209		1127
1210	/* In this case we can tint image server-side getting significant	1128	/* In this case we can tint image server-side getting significant
…		…
1221	XFreeGC (dpy, gc);	1139	XFreeGC (dpy, gc);
1222	}	1140	}
1223	}	1141	}
1224	else	1142	else
1225	{	1143	{
1226	# if XFT	1144	# if XRENDER
1227	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1145	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1228		1146
1229	if (flags & tintSet)	1147	if (bg_flags & BG_TINT_SET)
1230	tint.get (c);	1148	tint.get (c);
1231		1149
1232	if (shade <= 100)	1150	if (shade <= 100)
1233	{	1151	{
1234	c.r = (c.r * shade) / 100;	1152	c.r = c.r * shade / 100;
1235	c.g = (c.g * shade) / 100;	1153	c.g = c.g * shade / 100;
1236	c.b = (c.b * shade) / 100;	1154	c.b = c.b * shade / 100;
1237	}	1155	}
1238	else	1156	else
1239	{	1157	{
1240	c.r = ((0xffff - c.r) * (200 - shade)) / 100;	1158	c.r = c.r * (200 - shade) / 100;
1241	c.g = ((0xffff - c.g) * (200 - shade)) / 100;	1159	c.g = c.g * (200 - shade) / 100;
1242	c.b = ((0xffff - c.b) * (200 - shade)) / 100;	1160	c.b = c.b * (200 - shade) / 100;
1243	}	1161	}
1244		1162
1245	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);	1163	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
1246	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	1164	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1247	XRenderPictureAttributes pa;	1165	XRenderPictureAttributes pa;
…		…
1254	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);	1172	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1255	XFreePixmap (dpy, overlay_pmap);	1173	XFreePixmap (dpy, overlay_pmap);
1256		1174
1257	pa.component_alpha = True;	1175	pa.component_alpha = True;
1258	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);	1176	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
1259	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);
1260	XFreePixmap (dpy, mask_pmap);	1178	XFreePixmap (dpy, mask_pmap);
1261		1179
1262	if (mask_pic && overlay_pic && back_pic)
1263	{
1264	XRenderColor mask_c;	1180	XRenderColor mask_c;
1265		1181
1266	memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof (mask_c));
1267	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;
1268	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);	1199	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1269		1200
1270	mask_c.alpha = 0;
1271	mask_c.red = 0xffff - c.r;
1272	mask_c.green = 0xffff - c.g;
1273	mask_c.blue = 0xffff - c.b;
1274	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1275	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);	1201	XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1202	}
		1203
1276	ret = true;	1204	ret = true;
1277	}
1278		1205
1279	XRenderFreePicture (dpy, mask_pic);	1206	XRenderFreePicture (dpy, mask_pic);
1280	XRenderFreePicture (dpy, overlay_pic);	1207	XRenderFreePicture (dpy, overlay_pic);
1281	XRenderFreePicture (dpy, back_pic);	1208	XRenderFreePicture (dpy, back_pic);
1282	# endif	1209	# endif
1283	}	1210	}
1284		1211
1285	return ret;	1212	return ret;
1286	}	1213	}
1287		1214
1288	/* make_transparency_pixmap()	1215	/*
1289	* 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
1290	* 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
1291	* our window.	1218	* our window.
1292	*/	1219	*/
1293	unsigned long	1220	unsigned long
1294	bgPixmap_t::make_transparency_pixmap ()	1221	rxvt_term::make_transparency_pixmap ()
1295	{	1222	{
1296	unsigned long result = 0;	1223	unsigned long result = 0;
1297
1298	if (target == NULL)
1299	return 0;
1300		1224
1301	/* 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
1302	* be always up-to-date, so let's use it :	1226	* be always up-to-date, so let's use it :
1303	*/	1227	*/
1304	Window root = target->display->root;
1305	int screen = target->display->screen;	1228	int screen = display->screen;
1306	Display *dpy = target->dpy;	1229	int root_depth = DefaultDepth (dpy, screen);
1307	int root_width = DisplayWidth (dpy, screen);	1230	int root_width = DisplayWidth (dpy, screen);
1308	int root_height = DisplayHeight (dpy, screen);	1231	int root_height = DisplayHeight (dpy, screen);
		1232	unsigned int root_pmap_width, root_pmap_height;
1309	int window_width = target->szHint.width;	1233	int window_width = szHint.width;
1310	int window_height = target->szHint.height;	1234	int window_height = szHint.height;
1311	int sx, sy;	1235	int sx, sy;
1312	XGCValues gcv;	1236	XGCValues gcv;
1313	GC gc;	1237	GC gc;
1314		1238
1315	target->get_window_origin (sx, sy);	1239	sx = target_x;
		1240	sy = target_y;
1316		1241
1317	/* 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 : */
1318	if (sx + window_width <= 0 || sy + window_height <= 0	1243	if (sx + window_width <= 0 || sy + window_height <= 0
1319	|| sx >= root_width || sy >= root_height)	1244	|| sx >= root_width || sy >= root_height)
1320	return 0;	1245	return 0;
1321		1246
1322	if (root_pixmap == None)	1247	// validate root pixmap and get its size
1323	return 0;
1324
1325	Pixmap tiled_root_pmap = XCreatePixmap (dpy, root, window_width, window_height, root_depth);
1326
1327	if (tiled_root_pmap == None) /* something really bad happened - abort */
1328	return 0;
1329
1330	/* straightforward pixmap copy */
1331	gcv.tile = root_pixmap;
1332	gcv.fill_style = FillTiled;
1333
1334	while (sx < 0) sx += (int)root_width;
1335	while (sy < 0) sy += (int)root_height;
1336
1337	gcv.ts_x_origin = -sx;
1338	gcv.ts_y_origin = -sy;
1339	gc = XCreateGC (dpy, root, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
1340
1341	if (gc)
1342	{
1343	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
1344	result |= transpPmapTiled;
1345	XFreeGC (dpy, gc);
1346	}
1347
1348	if (tiled_root_pmap != None)
1349	{
1350	if (!need_client_side_rendering ())
1351	{
1352	if (flags & (blurNeeded | blurServerSide))
1353	{
1354	if (blur_pixmap (tiled_root_pmap, DefaultVisual (dpy, screen), window_width, window_height))
1355	result |= transpPmapBlurred;
1356	}
1357	if (flags & (tintNeeded | tintServerSide))
1358	{
1359	if (tint_pixmap (tiled_root_pmap, DefaultVisual (dpy, screen), window_width, window_height))
1360	result |= transpPmapTinted;
1361	}
1362	} /* server side rendering completed */
1363
1364	if (pixmap)
1365	XFreePixmap (dpy, pixmap);
1366
1367	pixmap = tiled_root_pmap;
1368	pmap_width = window_width;
1369	pmap_height = window_height;
1370	pmap_depth = root_depth;
1371	}
1372
1373	return result;
1374	}
1375
1376	void
1377	bgPixmap_t::set_root_pixmap ()
1378	{
1379	Pixmap new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);
1380	if (new_root_pixmap == None)
1381	new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);
1382
1383	root_pixmap = new_root_pixmap;
1384
1385	// validate root pixmap
1386	if (root_pixmap != None)	1248	if (root_pixmap != None)
1387	{	1249	{
1388	unsigned int width, height;
1389	Window wdummy;	1250	Window wdummy;
1390	int idummy;	1251	int idummy;
1391	unsigned int udummy;	1252	unsigned int udummy;
1392		1253
1393	target->allowedxerror = -1;	1254	allowedxerror = -1;
1394		1255
1395	if (!XGetGeometry (target->dpy, root_pixmap, &wdummy, &idummy, &idummy, &width, &height, &udummy, &udummy))	1256	if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pmap_width, &root_pmap_height, &udummy, &udummy))
1396	root_pixmap = None;	1257	root_pixmap = None;
1397		1258
1398	target->allowedxerror = 0;	1259	allowedxerror = 0;
		1260	}
		1261
		1262	Pixmap recoded_root_pmap = root_pixmap;
		1263
		1264	if (root_pixmap != None && root_depth != depth)
1399	}	1265	{
		1266	#if XRENDER
		1267	if (bg_flags & BG_HAS_RENDER)
		1268	{
		1269	recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);
		1270
		1271	XRenderPictureAttributes pa;
		1272
		1273	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
		1274	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);
		1275
		1276	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
		1277	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);
		1278
		1279	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
		1280
		1281	XRenderFreePicture (dpy, src);
		1282	XRenderFreePicture (dpy, dst);
		1283	}
		1284	else
		1285	#endif
		1286	recoded_root_pmap = None;
		1287	}
		1288
		1289	if (recoded_root_pmap == None)
		1290	return 0;
		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);
		1298	bg_pixmap = XCreatePixmap (dpy, vt, window_width, window_height, depth);
		1299	bg_pmap_width = window_width;
		1300	bg_pmap_height = window_height;
		1301	}
		1302
		1303	/* straightforward pixmap copy */
		1304	while (sx < 0) sx += root_width;
		1305	while (sy < 0) sy += root_height;
		1306
		1307	gcv.tile = recoded_root_pmap;
		1308	gcv.fill_style = FillTiled;
		1309	gcv.ts_x_origin = -sx;
		1310	gcv.ts_y_origin = -sy;
		1311	gc = XCreateGC (dpy, vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
		1312
		1313	if (gc)
		1314	{
		1315	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);
		1316	result |= BG_IS_VALID | (bg_flags & BG_EFFECTS_FLAGS);
		1317	XFreeGC (dpy, gc);
		1318
		1319	if (!(bg_flags & BG_CLIENT_RENDER))
		1320	{
		1321	if ((bg_flags & BG_NEEDS_BLUR)
		1322	&& (bg_flags & BG_HAS_RENDER_CONV))
		1323	{
		1324	if (blur_pixmap (bg_pixmap, visual, window_width, window_height))
		1325	result &= ~BG_NEEDS_BLUR;
		1326	}
		1327	if ((bg_flags & BG_NEEDS_TINT)
		1328	&& (bg_flags & (BG_TINT_BITAND | BG_HAS_RENDER)))
		1329	{
		1330	if (tint_pixmap (bg_pixmap, visual, window_width, window_height))
		1331	result &= ~BG_NEEDS_TINT;
		1332	}
		1333	} /* server side rendering completed */
		1334	}
		1335
		1336	if (recoded_root_pmap != root_pixmap)
		1337	XFreePixmap (dpy, recoded_root_pmap);
		1338
		1339	return result;
		1340	}
		1341
		1342	void
		1343	rxvt_term::bg_set_root_pixmap ()
		1344	{
		1345	Pixmap new_root_pixmap = get_pixmap_property (xa[XA_XROOTPMAP_ID]);
		1346	if (new_root_pixmap == None)
		1347	new_root_pixmap = get_pixmap_property (xa[XA_ESETROOT_PMAP_ID]);
		1348
		1349	root_pixmap = new_root_pixmap;
1400	}	1350	}
1401	# endif /* ENABLE_TRANSPARENCY */	1351	# endif /* ENABLE_TRANSPARENCY */
1402		1352
1403	# ifndef HAVE_AFTERIMAGE	1353	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1404	static void ShadeXImage(Visual *visual, XImage *srcImage, int shade, int rm, int gm, int bm);	1354	static void shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c);
1405	# endif	1355	# endif
1406		1356
1407	bool	1357	bool
1408	bgPixmap_t::render ()	1358	rxvt_term::bg_render ()
1409	{	1359	{
1410	unsigned long background_flags = 0;	1360	unsigned long tr_flags = 0;
1411		1361
1412	if (target == NULL)
1413	return false;
1414
1415	invalidate ();	1362	bg_invalidate ();
1416	# ifdef ENABLE_TRANSPARENCY	1363	# ifdef ENABLE_TRANSPARENCY
1417	if (flags & isTransparent)	1364	if (bg_flags & BG_IS_TRANSPARENT)
1418	{	1365	{
1419	/* we need to re-generate transparency pixmap in that case ! */	1366	/* we need to re-generate transparency pixmap in that case ! */
1420	background_flags = make_transparency_pixmap ();	1367	tr_flags = make_transparency_pixmap ();
1421	if (background_flags == 0)	1368	if (tr_flags == 0)
1422	return false;	1369	return false;
1423	else if ((background_flags & transpTransformations) == (flags & transpTransformations)	1370	else if (!(tr_flags & BG_EFFECTS_FLAGS))
1424	&& pmap_depth == target->depth)	1371	bg_flags |= BG_IS_VALID;
1425	flags = flags & ~isInvalid;
1426	}	1372	}
1427	# endif	1373	# endif
1428		1374
1429	# ifdef BG_IMAGE_FROM_FILE	1375	# ifdef BG_IMAGE_FROM_FILE
1430	if (have_image	1376	if ((bg_flags & BG_IS_FROM_FILE)
1431	|| (background_flags & transpTransformations) != (flags & transpTransformations))	1377	|| (tr_flags & BG_EFFECTS_FLAGS))
1432	{	1378	{
1433	if (render_image (background_flags))	1379	if (render_image (tr_flags))
1434	flags = flags & ~isInvalid;	1380	bg_flags |= BG_IS_VALID;
1435	}	1381	}
1436	# endif	1382	# endif
1437		1383
		1384	# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1438	XImage *result = NULL;	1385	XImage *result = NULL;
1439		1386
1440	if (background_flags && (flags & isInvalid))	1387	if (tr_flags && !(bg_flags & BG_IS_VALID))
1441	{	1388	{
1442	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);
1443	}	1390	}
1444		1391
1445	if (result)	1392	if (result)
1446	{	1393	{
1447	# if !defined(HAVE_AFTERIMAGE) && !XFT
1448	/* our own client-side tinting */	1394	/* our own client-side tinting */
1449	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	1395	if (tr_flags & BG_NEEDS_TINT)
1450	{	1396	{
1451	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1397	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1452	if (flags & tintSet)	1398	if (bg_flags & BG_TINT_SET)
1453	tint.get (c);	1399	tint.get (c);
1454	ShadeXImage (DefaultVisual (target->dpy, target->display->screen), result, shade, c.r, c.g, c.b);	1400	shade_ximage (DefaultVisual (dpy, display->screen), result, shade, c);
1455	}	1401	}
1456	# endif
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	if (/*pmap_depth != target->depth &&*/ pixmap != None)
1463	{
1464	XFreePixmap (target->dpy, pixmap);
1465	pixmap = None;
1466	}
1467
1468	if (pixmap == None)
1469	{
1470	pixmap = XCreatePixmap (target->dpy, target->vt, result->width, result->height, target->depth);
1471	pmap_width = result->width;
1472	pmap_height = result->height;
1473	pmap_depth = target->depth;
1474	}
1475
1476	if (pmap_depth != result->depth)
1477	{
1478	/* Bad Match error will ensue ! stupid X !!!! */
1479	if (result->depth == 24 && pmap_depth == 32)
1480	result->depth = 32;
1481	else if (result->depth == 32 && pmap_depth == 24)
1482	result->depth = 24;
1483	else
1484	{
1485	/* TODO: implement image recoding */
1486	}
1487	}
1488
1489	if (pmap_depth == result->depth)
1490	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);
1491		1408
1492	XFreeGC (target->dpy, gc);	1409	XFreeGC (dpy, gc);
1493	flags = flags & ~isInvalid;	1410	bg_flags |= BG_IS_VALID;
1494	}	1411	}
1495		1412
1496	XDestroyImage (result);	1413	XDestroyImage (result);
1497	}	1414	}
		1415	# endif
1498		1416
1499	if (flags & isInvalid)	1417	if (!(bg_flags & BG_IS_VALID))
1500	{	1418	{
1501	if (pixmap != None)	1419	if (bg_pixmap != None)
1502	{	1420	{
1503	XFreePixmap (target->dpy, pixmap);	1421	XFreePixmap (dpy, bg_pixmap);
1504	pixmap = None;	1422	bg_pixmap = None;
1505	}	1423	}
1506	}	1424	}
1507		1425
1508	apply ();	1426	scr_recolour (false);
		1427	bg_flags |= BG_NEEDS_REFRESH;
1509		1428
1510	valid_since = ev::now ();	1429	bg_valid_since = ev::now ();
1511		1430
1512	return true;	1431	return true;
1513	}	1432	}
1514		1433
1515	bool
1516	bgPixmap_t::set_target (rxvt_term *new_target)
1517	{
1518	if (new_target)
1519	if (target != new_target)
1520	{
1521	target = new_target;
1522	# ifdef ENABLE_TRANSPARENCY
1523	root_depth = DefaultDepthOfScreen (ScreenOfDisplay (target->dpy, target->display->screen));
1524	# endif
1525	return true;
1526	}
1527
1528	return false;
1529	}
1530
1531	void	1434	void
1532	bgPixmap_t::apply ()	1435	rxvt_term::bg_init ()
1533	{	1436	{
1534	if (target)
1535	{
1536	if (pixmap != None)
1537	{
1538	/* set target's background to pixmap */
1539	# ifdef ENABLE_TRANSPARENCY	1437	#ifdef ENABLE_TRANSPARENCY
1540	if (flags & isTransparent)	1438	shade = 100;
1541	{
1542	XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);
1543	XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);
1544
1545	if (target->scrollBar.win)
1546	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);
1547	}
1548	else
1549	# endif	1439	#endif
1550	{
1551	/* force old pixmap dereference in case it was transparent before :*/
1552	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1553	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1554	/* do we also need to set scrollbar's background here ? */
1555		1440
1556	if (target->scrollBar.win)	1441	bg_flags &= ~(BG_HAS_RENDER | BG_HAS_RENDER_CONV);
1557	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);	1442	#if XRENDER
1558	}	1443	int major, minor;
1559	}	1444	if (XRenderQueryVersion (dpy, &major, &minor))
1560	else	1445	bg_flags |= BG_HAS_RENDER;
1561	{	1446	XFilters *filters = XRenderQueryFilters (dpy, vt);
1562	/* set target background to a pixel */	1447	if (filters)
1563	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1564	XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);
1565	/* do we also need to set scrollbar's background here ? */
1566	if (target->scrollBar.win)
1567	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1568	}
1569
1570	/* don't want Expose on the parent or vt. It is better to use
1571	scr_touch or we get a great deal of flicker otherwise: */
1572	XClearWindow (target->dpy, target->parent[0]);
1573
1574	if (target->scrollBar.state && target->scrollBar.win)
1575	{
1576	target->scrollBar.state = STATE_IDLE;
1577	target->scrollBar.show (0);
1578	}
1579
1580	target->want_refresh = 1;
1581	flags |= hasChanged;
1582	}	1448	{
		1449	for (int i = 0; i < filters->nfilter; i++)
		1450	if (!strcmp (filters->filter[i], FilterConvolution))
		1451	bg_flags |= BG_HAS_RENDER_CONV;
		1452
		1453	XFree (filters);
		1454	}
		1455	#endif
1583	}	1456	}
1584		1457
1585	#endif /* HAVE_BG_PIXMAP */	1458	#endif /* HAVE_BG_PIXMAP */
1586		1459
1587	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) && !XFT	1460	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1588	/* taken from aterm-0.4.2 */	1461	/* taken from aterm-0.4.2 */
1589		1462
1590	static void	1463	static void
1591	ShadeXImage(Visual *visual, XImage *srcImage, int shade, int rm, int gm, int bm)	1464	shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c)
1592	{	1465	{
1593	int sh_r, sh_g, sh_b;	1466	int sh_r, sh_g, sh_b;
1594	uint32_t mask_r, mask_g, mask_b;	1467	uint32_t mask_r, mask_g, mask_b;
1595	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;	1468	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1596	unsigned int lower_lim_r, lower_lim_g, lower_lim_b;	1469	rgba low;
1597	unsigned int upper_lim_r, upper_lim_g, upper_lim_b;	1470	rgba high;
1598	int i;	1471	int i;
1599	int host_byte_order = byteorder.big_endian () ? MSBFirst : LSBFirst;	1472	int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
1600		1473
1601	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return;	1474	if (visual->c_class != TrueColor || ximage->format != ZPixmap) return;
1602		1475
1603	/* for convenience */	1476	/* for convenience */
1604	mask_r = visual->red_mask;	1477	mask_r = visual->red_mask;
1605	mask_g = visual->green_mask;	1478	mask_g = visual->green_mask;
1606	mask_b = visual->blue_mask;	1479	mask_b = visual->blue_mask;
1607		1480
1608	/* boring lookup table pre-initialization */	1481	/* boring lookup table pre-initialization */
1609	switch (srcImage->depth)	1482	switch (ximage->depth)
1610	{	1483	{
1611	case 15:	1484	case 15:
1612	if ((mask_r != 0x7c00) ||	1485	if ((mask_r != 0x7c00) ||
1613	(mask_g != 0x03e0) ||	1486	(mask_g != 0x03e0) ||
1614	(mask_b != 0x001f))	1487	(mask_b != 0x001f))
…		…
1667	/* prepare limits for color transformation (each channel is handled separately) */	1540	/* prepare limits for color transformation (each channel is handled separately) */
1668	if (shade > 100)	1541	if (shade > 100)
1669	{	1542	{
1670	shade = 200 - shade;	1543	shade = 200 - shade;
1671		1544
1672	lower_lim_r = 65535-rm;	1545	high.r = c.r * shade / 100;
1673	lower_lim_g = 65535-gm;	1546	high.g = c.g * shade / 100;
1674	lower_lim_b = 65535-bm;	1547	high.b = c.b * shade / 100;
1675		1548
1676	lower_lim_r = 65535-(unsigned int)(((uint32_t)lower_lim_r)*((uint32_t)shade)/100);	1549	low.r = 65535 * (100 - shade) / 100;
1677	lower_lim_g = 65535-(unsigned int)(((uint32_t)lower_lim_g)*((uint32_t)shade)/100);	1550	low.g = 65535 * (100 - shade) / 100;
1678	lower_lim_b = 65535-(unsigned int)(((uint32_t)lower_lim_b)*((uint32_t)shade)/100);	1551	low.b = 65535 * (100 - shade) / 100;
1679
1680	upper_lim_r = upper_lim_g = upper_lim_b = 65535;
1681	}	1552	}
1682	else	1553	else
1683	{	1554	{
		1555	high.r = c.r * shade / 100;
		1556	high.g = c.g * shade / 100;
		1557	high.b = c.b * shade / 100;
1684		1558
1685	lower_lim_r = lower_lim_g = lower_lim_b = 0;	1559	low.r = low.g = low.b = 0;
1686
1687	upper_lim_r = (unsigned int)((((uint32_t)rm)*((uint32_t)shade))/100);
1688	upper_lim_g = (unsigned int)((((uint32_t)gm)*((uint32_t)shade))/100);
1689	upper_lim_b = (unsigned int)((((uint32_t)bm)*((uint32_t)shade))/100);
1690	}	1560	}
1691		1561
1692	/* fill our lookup tables */	1562	/* fill our lookup tables */
1693	for (i = 0; i <= mask_r>>sh_r; i++)	1563	for (i = 0; i <= mask_r>>sh_r; i++)
1694	{	1564	{
1695	uint32_t tmp;	1565	uint32_t tmp;
1696	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_r-lower_lim_r));	1566	tmp = i * high.r;
1697	tmp += ((uint32_t)(mask_r>>sh_r))*((uint32_t)lower_lim_r);	1567	tmp += (mask_r>>sh_r) * low.r;
1698	lookup_r[i] = (tmp/65535)<<sh_r;	1568	lookup_r[i] = (tmp/65535)<<sh_r;
1699	}	1569	}
1700	for (i = 0; i <= mask_g>>sh_g; i++)	1570	for (i = 0; i <= mask_g>>sh_g; i++)
1701	{	1571	{
1702	uint32_t tmp;	1572	uint32_t tmp;
1703	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_g-lower_lim_g));	1573	tmp = i * high.g;
1704	tmp += ((uint32_t)(mask_g>>sh_g))*((uint32_t)lower_lim_g);	1574	tmp += (mask_g>>sh_g) * low.g;
1705	lookup_g[i] = (tmp/65535)<<sh_g;	1575	lookup_g[i] = (tmp/65535)<<sh_g;
1706	}	1576	}
1707	for (i = 0; i <= mask_b>>sh_b; i++)	1577	for (i = 0; i <= mask_b>>sh_b; i++)
1708	{	1578	{
1709	uint32_t tmp;	1579	uint32_t tmp;
1710	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_b-lower_lim_b));	1580	tmp = i * high.b;
1711	tmp += ((uint32_t)(mask_b>>sh_b))*((uint32_t)lower_lim_b);	1581	tmp += (mask_b>>sh_b) * low.b;
1712	lookup_b[i] = (tmp/65535)<<sh_b;	1582	lookup_b[i] = (tmp/65535)<<sh_b;
1713	}	1583	}
1714		1584
1715	/* apply table to input image (replacing colors by newly calculated ones) */	1585	/* apply table to input image (replacing colors by newly calculated ones) */
1716	if (srcImage->bits_per_pixel == 32	1586	if (ximage->bits_per_pixel == 32
1717	&& (srcImage->depth == 24 || srcImage->depth == 32)	1587	&& (ximage->depth == 24 || ximage->depth == 32)
1718	&& srcImage->byte_order == host_byte_order)	1588	&& ximage->byte_order == host_byte_order)
1719	{	1589	{
1720	uint32_t *p1, *pf, *p, *pl;	1590	uint32_t *p1, *pf, *p, *pl;
1721	p1 = (uint32_t *) srcImage->data;	1591	p1 = (uint32_t *) ximage->data;
1722	pf = (uint32_t *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);	1592	pf = (uint32_t *) (ximage->data + ximage->height * ximage->bytes_per_line);
1723		1593
1724	while (p1 < pf)	1594	while (p1 < pf)
1725	{	1595	{
1726	p = p1;	1596	p = p1;
1727	pl = p1 + srcImage->width;	1597	pl = p1 + ximage->width;
1728	for (; p < pl; p++)	1598	for (; p < pl; p++)
1729	{	1599	{
1730	*p = lookup_r[(*p & 0xff0000) >> 16] |	1600	*p = lookup_r[(*p & 0xff0000) >> 16] |
1731	lookup_g[(*p & 0x00ff00) >> 8] |	1601	lookup_g[(*p & 0x00ff00) >> 8] |
1732	lookup_b[(*p & 0x0000ff)] |	1602	lookup_b[(*p & 0x0000ff)] |
1733	(*p & 0xff000000);	1603	(*p & 0xff000000);
1734	}	1604	}
1735	p1 = (uint32_t *) ((char *) p1 + srcImage->bytes_per_line);	1605	p1 = (uint32_t *) ((char *) p1 + ximage->bytes_per_line);
1736	}	1606	}
1737	}	1607	}
1738	else	1608	else
1739	{	1609	{
1740	for (int y = 0; y < srcImage->height; y++)	1610	for (int y = 0; y < ximage->height; y++)
1741	for (int x = 0; x < srcImage->width; x++)	1611	for (int x = 0; x < ximage->width; x++)
1742	{	1612	{
1743	unsigned long pixel = XGetPixel (srcImage, x, y);	1613	unsigned long pixel = XGetPixel (ximage, x, y);
1744	pixel = lookup_r[(pixel & mask_r) >> sh_r] |	1614	pixel = lookup_r[(pixel & mask_r) >> sh_r] |
1745	lookup_g[(pixel & mask_g) >> sh_g] |	1615	lookup_g[(pixel & mask_g) >> sh_g] |
1746	lookup_b[(pixel & mask_b) >> sh_b];	1616	lookup_b[(pixel & mask_b) >> sh_b];
1747	XPutPixel (srcImage, x, y, pixel);	1617	XPutPixel (ximage, x, y, pixel);
1748	}	1618	}
1749	}	1619	}
1750		1620
1751	free (lookup);	1621	free (lookup);
1752	}	1622	}

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