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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.105 by sf-exg, Mon Nov 1 11:36:48 2010 UTC vs.
Revision 1.162 by sf-exg, Thu Aug 11 12:27:26 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	{
		305	new_flags |= BG_TILE;
384	if (w == 0) w = windowScale;	306	w = windowScale;
385
386	h = noScale;	307	h = noScale;
387	geom_flags |= WidthValue|HeightValue;	308	geom_flags |= WidthValue|HeightValue;
388	}	309	}
389	else if (CHECK_GEOM_OPS ("vscale"))	310	else if (!strcasecmp (arr[i], "vscale"))
390	{	311	{
		312	new_flags |= BG_TILE;
391	if (h == 0) h = windowScale;	313	h = windowScale;
392
393	w = noScale;	314	w = noScale;
394	geom_flags |= WidthValue|HeightValue;	315	geom_flags |= WidthValue|HeightValue;
395	}	316	}
396	else if (CHECK_GEOM_OPS ("scale"))	317	else if (!strcasecmp (arr[i], "scale"))
397	{	318	{
398	if (h == 0) h = windowScale;
399	if (w == 0) w = windowScale;	319	w = h = windowScale;
400
401	geom_flags |= WidthValue|HeightValue;	320	geom_flags |= WidthValue|HeightValue;
402	}	321	}
403	else if (CHECK_GEOM_OPS ("auto"))	322	else if (!strcasecmp (arr[i], "auto"))
404	{	323	{
405	w = h = windowScale;	324	w = h = windowScale;
406	x = y = centerAlign;	325	x = y = centerAlign;
407	geom_flags |= WidthValue|HeightValue|XValue|YValue;	326	geom_flags |= WidthValue|HeightValue|XValue|YValue;
408	}	327	}
409	else if (CHECK_GEOM_OPS ("root"))	328	else if (!strcasecmp (arr[i], "root"))
410	{	329	{
411	new_flags |= rootAlign;	330	new_flags |= BG_TILE|BG_ROOT_ALIGN;
412	w = h = noScale;	331	w = h = noScale;
413	geom_flags |= WidthValue|HeightValue;	332	geom_flags |= WidthValue|HeightValue;
414	}	333	}
415	# undef CHECK_GEOM_OPS
416
417	while (*ops != ':' && *ops != '\0') ++ops;
418	} /* done parsing ops */	334	} /* done parsing ops */
419	}
420		335
		336	rxvt_free_strsplit (arr);
		337	}
		338
421	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) ++changed;	339	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;	340	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;	341	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;	342	if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
425	}
426		343
427	if (new_flags != flags)	344	if (new_flags != bg_flags)
428	{	345	{
429	flags = new_flags;	346	bg_flags = new_flags;
430	changed++;	347	changed = true;
431	}	348	}
432		349
433	return (changed > 0);	350	return changed;
434	}	351	}
435		352
436	void	353	void
437	bgPixmap_t::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)	354	rxvt_term::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
438	{	355	{
439	int target_width = target->szHint.width;	356	int target_width = szHint.width;
440	int target_height = target->szHint.height;	357	int target_height = szHint.height;
441		358
442	if (flags & propScale)	359	if (bg_flags & BG_PROP_SCALE)
443	{	360	{
444	float scale = (float)target_width / image_width;	361	float scale = (float)target_width / image_width;
445	min_it (scale, (float)target_height / image_height);	362	min_it (scale, (float)target_height / image_height);
446	w = image_width * scale + 0.5;	363	w = image_width * scale + 0.5;
447	h = image_height * scale + 0.5;	364	h = image_height * scale + 0.5;
…		…
453	}	370	}
454		371
455	if (!w) w = image_width;	372	if (!w) w = image_width;
456	if (!h) h = image_height;	373	if (!h) h = image_height;
457		374
458	if (flags & rootAlign)	375	if (bg_flags & BG_ROOT_ALIGN)
459	{	376	{
460	target->get_window_origin (x, y);
461	x = -x;	377	x = -target_x;
462	y = -y;	378	y = -target_y;
463	}	379	}
464	else	380	else
465	{	381	{
466	x = make_align_position (h_align, target_width, w);	382	x = make_align_position (h_align, target_width, w);
467	y = make_align_position (v_align, target_height, h);	383	y = make_align_position (v_align, target_height, h);
468	}	384	}
469		385
470	flags &= ~sizeSensitive;	386	bg_flags &= ~BG_IS_SIZE_SENSITIVE;
471	if ((flags & propScale) || h_scale || v_scale	387	if (!(bg_flags & BG_TILE)
		388	|| (bg_flags & BG_PROP_SCALE) || h_scale || v_scale
472	|| (!(flags & rootAlign) && (h_align || v_align))	389	|| (!(bg_flags & BG_ROOT_ALIGN) && (h_align || v_align))
473	|| w > target_width || h > target_height)	390	|| w > target_width || h > target_height)
474	flags |= sizeSensitive;	391	bg_flags |= BG_IS_SIZE_SENSITIVE;
475	}	392	}
476		393
477	# ifdef HAVE_AFTERIMAGE	394	# ifdef HAVE_AFTERIMAGE
478	bool	395	bool
479	bgPixmap_t::render_image (unsigned long background_flags)	396	rxvt_term::render_image (unsigned long tr_flags)
480	{	397	{
481	if (target == NULL)
482	return false;
483
484	target->init_asv ();	398	init_asv ();
485		399
486	ASImage *background = NULL;	400	ASImage *background = NULL;
487	ARGB32 background_tint = TINT_LEAVE_SAME;	401	ARGB32 background_tint = TINT_LEAVE_SAME;
488		402
489	# ifdef ENABLE_TRANSPARENCY	403	# ifdef ENABLE_TRANSPARENCY
490	if (background_flags)	404	if (tr_flags)
491	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);	405	background = pixmap2ximage (asv, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, 100);
492		406
493	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	407	if (tr_flags & BG_NEEDS_TINT)
494	{	408	{
495	ShadingInfo as_shade;	409	ShadingInfo as_shade;
496	as_shade.shading = shade;	410	as_shade.shading = shade;
497		411
498	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	412	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
499	if (flags & tintSet)	413	if (bg_flags & BG_TINT_SET)
500	tint.get (c);	414	tint.get (c);
501	as_shade.tintColor.red = c.r;	415	as_shade.tintColor.red = c.r;
502	as_shade.tintColor.green = c.g;	416	as_shade.tintColor.green = c.g;
503	as_shade.tintColor.blue = c.b;	417	as_shade.tintColor.blue = c.b;
504		418
505	background_tint = shading2tint32 (&as_shade);	419	background_tint = shading2tint32 (&as_shade);
506	}	420	}
507		421
508	if (!(background_flags & transpPmapBlurred) && (flags & blurNeeded) && background != NULL)	422	if ((tr_flags & BG_NEEDS_BLUR) && background != NULL)
509	{	423	{
510	ASImage *tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,	424	ASImage *tmp = blur_asimage_gauss (asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
511	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,	425	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,
512	100, ASIMAGE_QUALITY_DEFAULT);	426	100, ASIMAGE_QUALITY_DEFAULT);
513	if (tmp)	427	if (tmp)
514	{	428	{
515	destroy_asimage (&background);	429	destroy_asimage (&background);
…		…
518	}	432	}
519	# endif	433	# endif
520		434
521	ASImage *result = 0;	435	ASImage *result = 0;
522		436
523	int target_width = target->szHint.width;	437	int target_width = szHint.width;
524	int target_height = target->szHint.height;	438	int target_height = szHint.height;
525	int new_pmap_width = target_width;	439	int new_pmap_width = target_width;
526	int new_pmap_height = target_height;	440	int new_pmap_height = target_height;
527		441
528	int x = 0;	442	int x = 0;
529	int y = 0;	443	int y = 0;
…		…
532		446
533	if (original_asim)	447	if (original_asim)
534	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);	448	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
535		449
536	if (!original_asim	450	if (!original_asim
537	|| (!(flags & rootAlign)	451	|| (!(bg_flags & BG_ROOT_ALIGN)
538	&& (x >= target_width	452	&& (x >= target_width
539	|| y >= target_height	453	|| y >= target_height
540	|| (x + w <= 0)	454	|| (x + w <= 0)
541	|| (y + h <= 0))))	455	|| (y + h <= 0))))
542	{	456	{
…		…
546	new_pmap_height = background->height;	460	new_pmap_height = background->height;
547	result = background;	461	result = background;
548		462
549	if (background_tint != TINT_LEAVE_SAME)	463	if (background_tint != TINT_LEAVE_SAME)
550	{	464	{
551	ASImage *tmp = tile_asimage (target->asv, background, 0, 0,	465	ASImage *tmp = tile_asimage (asv, background, 0, 0,
552	target_width, target_height, background_tint,	466	target_width, target_height, background_tint,
553	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);	467	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
554	if (tmp)	468	if (tmp)
555	result = tmp;	469	result = tmp;
556	}	470	}
…		…
563	result = original_asim;	477	result = original_asim;
564		478
565	if ((w != original_asim->width)	479	if ((w != original_asim->width)
566	|| (h != original_asim->height))	480	|| (h != original_asim->height))
567	{	481	{
568	result = scale_asimage (target->asv, original_asim,	482	result = scale_asimage (asv, original_asim,
569	w, h,	483	w, h,
570	background ? ASA_ASImage : ASA_XImage,	484	background ? ASA_ASImage : ASA_XImage,
571	100, ASIMAGE_QUALITY_DEFAULT);	485	100, ASIMAGE_QUALITY_DEFAULT);
572	}	486	}
573		487
574	if (background == NULL)	488	if (background == NULL)
575	{	489	{
576	if (h_scale == 0 || v_scale == 0)	490	if (bg_flags & BG_TILE)
577	{	491	{
578	/* if tiling - pixmap has to be sized exactly as the image,	492	/* if tiling - pixmap has to be sized exactly as the image,
579	but there is no need to make it bigger than the window! */	493	but there is no need to make it bigger than the window! */
580	new_pmap_width = min (result->width, target_width);	494	new_pmap_width = min (result->width, target_width);
581	new_pmap_height = min (result->height, target_height);	495	new_pmap_height = min (result->height, target_height);
582		496
583	/* we also need to tile our image in both directions */	497	/* we also need to tile our image in both directions */
584	ASImage *tmp = tile_asimage (target->asv, result,	498	ASImage *tmp = tile_asimage (asv, result,
585	(int)result->width - x,	499	(int)result->width - x,
586	(int)result->height - y,	500	(int)result->height - y,
587	new_pmap_width,	501	new_pmap_width,
588	new_pmap_height,	502	new_pmap_height,
589	TINT_LEAVE_SAME, ASA_XImage,	503	TINT_LEAVE_SAME, ASA_XImage,
…		…
606	layers[0].clip_width = target_width;	520	layers[0].clip_width = target_width;
607	layers[0].clip_height = target_height;	521	layers[0].clip_height = target_height;
608	layers[0].tint = background_tint;	522	layers[0].tint = background_tint;
609	layers[1].im = result;	523	layers[1].im = result;
610		524
611	if (h_scale == 0 || v_scale == 0)	525	if (bg_flags & BG_TILE)
612	{	526	{
613	/* tile horizontally */	527	/* tile horizontally */
614	while (x > 0) x -= (int)result->width;	528	while (x > 0) x -= (int)result->width;
615	layers[1].dst_x = x;	529	layers[1].dst_x = x;
616	layers[1].clip_width = result->width+target_width;	530	layers[1].clip_width = result->width+target_width;
…		…
620	/* clip horizontally */	534	/* clip horizontally */
621	layers[1].dst_x = x;	535	layers[1].dst_x = x;
622	layers[1].clip_width = result->width;	536	layers[1].clip_width = result->width;
623	}	537	}
624		538
625	if (h_scale == 0 || v_scale == 0)	539	if (bg_flags & BG_TILE)
626	{	540	{
627	while (y > 0) y -= (int)result->height;	541	while (y > 0) y -= (int)result->height;
628	layers[1].dst_y = y;	542	layers[1].dst_y = y;
629	layers[1].clip_height = result->height + target_height;	543	layers[1].clip_height = result->height + target_height;
630	}	544	}
…		…
632	{	546	{
633	layers[1].dst_y = y;	547	layers[1].dst_y = y;
634	layers[1].clip_height = result->height;	548	layers[1].clip_height = result->height;
635	}	549	}
636		550
637	if (target->rs[Rs_blendtype])	551	if (rs[Rs_blendtype])
638	{	552	{
639	layers[1].merge_scanlines = blend_scanlines_name2func (target->rs[Rs_blendtype]);	553	layers[1].merge_scanlines = blend_scanlines_name2func (rs[Rs_blendtype]);
640	if (layers[1].merge_scanlines == NULL)	554	if (layers[1].merge_scanlines == NULL)
641	layers[1].merge_scanlines = alphablend_scanlines;	555	layers[1].merge_scanlines = alphablend_scanlines;
642	}	556	}
643		557
644	ASImage *tmp = merge_layers (target->asv, layers, 2, target_width, target_height,	558	ASImage *tmp = merge_layers (asv, layers, 2, target_width, target_height,
645	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);	559	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
646		560
647	if (tmp)	561	if (tmp)
648	{	562	{
649	if (result != original_asim)	563	if (result != original_asim)
…		…
661	if (result)	575	if (result)
662	{	576	{
663	XGCValues gcv;	577	XGCValues gcv;
664	GC gc;	578	GC gc;
665		579
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 */	580	/* create Pixmap */
678	if (pixmap == None)	581	if (bg_pixmap == None
		582	|| bg_pmap_width != new_pmap_width
		583	|| bg_pmap_height != new_pmap_height)
679	{	584	{
		585	if (bg_pixmap)
		586	XFreePixmap (dpy, bg_pixmap);
680	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);	587	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
681	pmap_width = new_pmap_width;	588	bg_pmap_width = new_pmap_width;
682	pmap_height = new_pmap_height;	589	bg_pmap_height = new_pmap_height;
683	pmap_depth = target->depth;
684	}	590	}
685	/* fill with background color (if result's not completely overlapping it) */	591	/* fill with background color (if result's not completely overlapping it) */
686	gcv.foreground = target->pix_colors[Color_bg];	592	gcv.foreground = pix_colors[Color_bg];
687	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);	593	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
688		594
689	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;	595	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
690	int dst_width = result->width, dst_height = result->height;	596	int dst_width = result->width, dst_height = result->height;
691	if (background == NULL)	597	if (background == NULL)
692	{	598	{
693	if (!(h_scale == 0 || v_scale == 0))	599	if (!(bg_flags & BG_TILE))
694	{	600	{
695	src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );	601	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);	602	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
697	}	603	}
698		604
699	if (dst_x > 0 || dst_y > 0	605	if (dst_x > 0 || dst_y > 0
700	|| dst_x + dst_width < new_pmap_width	606	|| dst_x + dst_width < new_pmap_width
701	|| dst_y + dst_height < new_pmap_height)	607	|| dst_y + dst_height < new_pmap_height)
702	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	608	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
703	}	609	}
704		610
705	/* put result on pixmap */	611	/* put result on pixmap */
706	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	612	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);	613	asimage2drawable (asv, bg_pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);
708		614
709	if (result != background && result != original_asim)	615	if (result != background && result != original_asim)
710	destroy_asimage (&result);	616	destroy_asimage (&result);
711		617
712	XFreeGC (target->dpy, gc);	618	XFreeGC (dpy, gc);
713		619
714	ret = true;	620	ret = true;
715	}	621	}
716		622
717	if (background)	623	if (background)
…		…
721	}	627	}
722	# endif /* HAVE_AFTERIMAGE */	628	# endif /* HAVE_AFTERIMAGE */
723		629
724	# ifdef HAVE_PIXBUF	630	# ifdef HAVE_PIXBUF
725	bool	631	bool
726	bgPixmap_t::render_image (unsigned long background_flags)	632	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
		633	int src_x, int src_y, int dst_x, int dst_y,
		634	unsigned int width, unsigned int height)
727	{	635	{
728	if (target == NULL)	636	XImage *ximage;
		637	char *data, *line;
		638	int bytes_per_pixel;
		639	int width_r, width_g, width_b;
		640	int sh_r, sh_g, sh_b;
		641	int rowstride;
		642	int channels;
		643	unsigned char *row;
		644
		645	if (visual->c_class != TrueColor)
729	return false;	646	return false;
730		647
		648	if (depth == 24 || depth == 32)
		649	bytes_per_pixel = 4;
		650	else if (depth == 15 || depth == 16)
		651	bytes_per_pixel = 2;
		652	else
		653	return false;
		654
		655	width_r = ecb_popcount32 (visual->red_mask);
		656	width_g = ecb_popcount32 (visual->green_mask);
		657	width_b = ecb_popcount32 (visual->blue_mask);
		658
		659	if (width_r > 8 || width_g > 8 || width_b > 8)
		660	return false;
		661
		662	sh_r = ecb_ctz32 (visual->red_mask);
		663	sh_g = ecb_ctz32 (visual->green_mask);
		664	sh_b = ecb_ctz32 (visual->blue_mask);
		665
		666	if (width > INT_MAX / height / bytes_per_pixel)
		667	return false;
		668
		669	data = (char *)malloc (width * height * bytes_per_pixel);
		670	if (!data)
		671	return false;
		672
		673	ximage = XCreateImage (dpy, visual, depth, ZPixmap, 0, data,
		674	width, height, bytes_per_pixel * 8, 0);
		675	if (!ximage)
		676	{
		677	free (data);
		678	return false;
		679	}
		680
		681	ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
		682
		683	rowstride = gdk_pixbuf_get_rowstride (pixbuf);
		684	channels = gdk_pixbuf_get_n_channels (pixbuf);
		685	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
		686	line = data;
		687
		688	for (int y = 0; y < height; y++)
		689	{
		690	for (int x = 0; x < width; x++)
		691	{
		692	unsigned char *pixel = row + x * channels;
		693	uint32_t value;
		694
		695	value = ((pixel[0] >> (8 - width_r)) << sh_r)
		696	| ((pixel[1] >> (8 - width_g)) << sh_g)
		697	| ((pixel[2] >> (8 - width_b)) << sh_b);
		698
		699	if (bytes_per_pixel == 4)
		700	((uint32_t *)line)[x] = value;
		701	else
		702	((uint16_t *)line)[x] = value;
		703	}
		704
		705	row += rowstride;
		706	line += ximage->bytes_per_line;
		707	}
		708
		709	XPutImage (dpy, pixmap, gc, ximage, 0, 0, dst_x, dst_y, width, height);
		710	XDestroyImage (ximage);
		711	return true;
		712	}
		713
		714	bool
		715	rxvt_term::render_image (unsigned long tr_flags)
		716	{
731	if (!pixbuf)	717	if (!pixbuf)
732	return false;	718	return false;
733		719
734	#if !XRENDER	720	if (tr_flags
735	if (background_flags)	721	&& !(bg_flags & BG_HAS_RENDER))
736	return false;	722	return false;
737	#endif
738		723
739	GdkPixbuf *result;	724	GdkPixbuf *result;
740		725
741	int image_width = gdk_pixbuf_get_width (pixbuf);	726	int image_width = gdk_pixbuf_get_width (pixbuf);
742	int image_height = gdk_pixbuf_get_height (pixbuf);	727	int image_height = gdk_pixbuf_get_height (pixbuf);
743		728
744	int target_width = target->szHint.width;	729	int target_width = szHint.width;
745	int target_height = target->szHint.height;	730	int target_height = szHint.height;
746	int new_pmap_width = target_width;	731	int new_pmap_width = target_width;
747	int new_pmap_height = target_height;	732	int new_pmap_height = target_height;
748		733
749	int x = 0;	734	int x = 0;
750	int y = 0;	735	int y = 0;
751	int w = 0;	736	int w = 0;
752	int h = 0;	737	int h = 0;
753		738
754	get_image_geometry (image_width, image_height, w, h, x, y);	739	get_image_geometry (image_width, image_height, w, h, x, y);
755		740
756	if (!(flags & rootAlign)	741	if (!(bg_flags & BG_ROOT_ALIGN)
757	&& (x >= target_width	742	&& (x >= target_width
758	|| y >= target_height	743	|| y >= target_height
759	|| (x + w <= 0)	744	|| (x + w <= 0)
760	|| (y + h <= 0)))	745	|| (y + h <= 0)))
761	return false;	746	return false;
…		…
768	result = gdk_pixbuf_scale_simple (pixbuf,	753	result = gdk_pixbuf_scale_simple (pixbuf,
769	w, h,	754	w, h,
770	GDK_INTERP_BILINEAR);	755	GDK_INTERP_BILINEAR);
771	}	756	}
772		757
		758	if (!result)
		759	return false;
		760
773	bool ret = false;	761	bool ret = false;
774		762
775	if (result)
776	{
777	XGCValues gcv;	763	XGCValues gcv;
778	GC gc;	764	GC gc;
779	Pixmap root_pmap;	765	Pixmap root_pmap;
780		766
781	image_width = gdk_pixbuf_get_width (result);	767	image_width = gdk_pixbuf_get_width (result);
782	image_height = gdk_pixbuf_get_height (result);	768	image_height = gdk_pixbuf_get_height (result);
783		769
784	if (background_flags)	770	if (tr_flags)
785	{	771	{
786	root_pmap = pixmap;	772	root_pmap = bg_pixmap;
787	pixmap = None;	773	bg_pixmap = None;
		774	}
		775	else
		776	{
		777	if (bg_flags & BG_TILE)
788	}	778	{
789	else
790	{
791	if (h_scale == 0 || v_scale == 0)
792	{
793	new_pmap_width = min (image_width, target_width);	779	new_pmap_width = min (image_width, target_width);
794	new_pmap_height = min (image_height, target_height);	780	new_pmap_height = min (image_height, target_height);
795	}	781	}
796	}	782	}
797		783
		784	if (bg_pixmap == None
		785	|| bg_pmap_width != new_pmap_width
		786	|| bg_pmap_height != new_pmap_height)
		787	{
798	if (pixmap)	788	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);	789	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);	790	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
812	pmap_width = new_pmap_width;	791	bg_pmap_width = new_pmap_width;
813	pmap_height = new_pmap_height;	792	bg_pmap_height = new_pmap_height;
814	pmap_depth = target->depth;	793	}
		794
		795	gcv.foreground = pix_colors[Color_bg];
		796	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
		797
		798	if (gc)
		799	{
		800	if (bg_flags & BG_TILE)
815	}	801	{
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);	802	Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth);
823	gdk_pixbuf_xlib_render_to_drawable (result, tile, gc,	803	pixbuf_to_pixmap (result, tile, gc,
824	0, 0,	804	0, 0,
825	0, 0,	805	0, 0,
826	image_width, image_height,	806	image_width, image_height);
827	XLIB_RGB_DITHER_NONE,
828	0, 0);
829		807
830	gcv.tile = tile;	808	gcv.tile = tile;
831	gcv.fill_style = FillTiled;	809	gcv.fill_style = FillTiled;
832	gcv.ts_x_origin = x;	810	gcv.ts_x_origin = x;
833	gcv.ts_y_origin = y;	811	gcv.ts_y_origin = y;
834	XChangeGC (target->dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	812	XChangeGC (dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
835		813
836	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	814	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
837	XFreePixmap (target->dpy, tile);	815	XFreePixmap (dpy, tile);
838	}	816	}
839	else	817	else
840	{	818	{
841	int src_x, src_y, dst_x, dst_y;	819	int src_x, src_y, dst_x, dst_y;
842	int dst_width, dst_height;	820	int dst_width, dst_height;
…		…
845	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);	823	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);
846		824
847	if (dst_x > 0 || dst_y > 0	825	if (dst_x > 0 || dst_y > 0
848	|| dst_x + dst_width < new_pmap_width	826	|| dst_x + dst_width < new_pmap_width
849	|| dst_y + dst_height < new_pmap_height)	827	|| dst_y + dst_height < new_pmap_height)
850	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	828	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
851		829
852	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	830	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
853	gdk_pixbuf_xlib_render_to_drawable (result, pixmap, gc,	831	pixbuf_to_pixmap (result, bg_pixmap, gc,
854	src_x, src_y,	832	src_x, src_y,
855	dst_x, dst_y,	833	dst_x, dst_y,
856	dst_width, dst_height,	834	dst_width, dst_height);
857	XLIB_RGB_DITHER_NONE,
858	0, 0);
859	}	835	}
860		836
861	#if XRENDER	837	#if XRENDER
862	if (background_flags)	838	if (tr_flags)
863	{	839	{
864	Display *dpy = target->dpy;
865	XRenderPictureAttributes pa;	840	XRenderPictureAttributes pa;
866		841
867	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, target->visual);	842	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, visual);
868	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);	843	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);
869		844
870	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);	845	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
871	Picture dst = XRenderCreatePicture (dpy, pixmap, dst_format, 0, &pa);	846	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, dst_format, 0, &pa);
872		847
873	pa.repeat = True;	848	pa.repeat = True;
874	Pixmap mask_pmap = XCreatePixmap (dpy, target->vt, 1, 1, 8);	849	Pixmap mask_pmap = XCreatePixmap (dpy, vt, 1, 1, 8);
875	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);	850	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
876	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);	851	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
877	XFreePixmap (dpy, mask_pmap);	852	XFreePixmap (dpy, mask_pmap);
878		853
879	if (src && dst && mask)
880	{
881	XRenderColor mask_c;	854	XRenderColor mask_c;
882		855
883	mask_c.alpha = 0x8000;	856	mask_c.alpha = 0x8000;
884	mask_c.red = 0;	857	mask_c.red = 0;
885	mask_c.green = 0;	858	mask_c.green = 0;
886	mask_c.blue = 0;	859	mask_c.blue = 0;
887	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);	860	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);	861	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
889	}
890		862
891	XRenderFreePicture (dpy, src);	863	XRenderFreePicture (dpy, src);
892	XRenderFreePicture (dpy, dst);	864	XRenderFreePicture (dpy, dst);
893	XRenderFreePicture (dpy, mask);	865	XRenderFreePicture (dpy, mask);
894
895	XFreePixmap (dpy, root_pmap);
896	}	866	}
897	#endif	867	#endif
898		868
899	if (result != pixbuf)
900	g_object_unref (result);
901
902	XFreeGC (target->dpy, gc);	869	XFreeGC (dpy, gc);
903		870
904	ret = true;	871	ret = true;
905	}	872	}
906		873
		874	if (result != pixbuf)
		875	g_object_unref (result);
		876
		877	if (tr_flags)
		878	XFreePixmap (dpy, root_pmap);
		879
907	return ret;	880	return ret;
908	}	881	}
909	# endif /* HAVE_PIXBUF */	882	# endif /* HAVE_PIXBUF */
910		883
911	bool	884	bool
912	bgPixmap_t::set_file (const char *file)	885	rxvt_term::bg_set_file (const char *file)
913	{	886	{
914	assert (file);	887	if (!file || !*file)
		888	return false;
915		889
916	if (*file)
917	{
918	if (const char *p = strchr (file, ';'))	890	if (const char *p = strchr (file, ';'))
919	{	891	{
920	size_t len = p - file;	892	size_t len = p - file;
921	char *f = rxvt_temp_buf<char> (len + 1);	893	char *f = rxvt_temp_buf<char> (len + 1);
922	memcpy (f, file, len);	894	memcpy (f, file, len);
923	f[len] = '\0';	895	f[len] = '\0';
924	file = f;	896	file = f;
925	}	897	}
926		898
927	# ifdef HAVE_AFTERIMAGE	899	# ifdef HAVE_AFTERIMAGE
928	if (!target->asimman)	900	if (!asimman)
929	target->asimman = create_generic_imageman (target->rs[Rs_path]);	901	asimman = create_generic_imageman (rs[Rs_path]);
930	ASImage *image = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);	902	ASImage *image = get_asimage (asimman, file, 0xFFFFFFFF, 100);
931	if (image)	903	if (image)
932	{	904	{
933	if (original_asim)	905	if (original_asim)
934	safe_asimage_destroy (original_asim);	906	safe_asimage_destroy (original_asim);
935	original_asim = image;	907	original_asim = image;
936	have_image = true;	908	bg_flags |= BG_IS_FROM_FILE | BG_CLIENT_RENDER;
937	return true;	909	return true;
938	}	910	}
939	# endif	911	# endif
940		912
941	# ifdef HAVE_PIXBUF	913	# ifdef HAVE_PIXBUF
942	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);	914	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
943	if (image)	915	if (image)
944	{	916	{
945	if (pixbuf)	917	if (pixbuf)
946	g_object_unref (pixbuf);	918	g_object_unref (pixbuf);
947	pixbuf = image;	919	pixbuf = image;
948	have_image = true;	920	bg_flags |= BG_IS_FROM_FILE;
949	return true;	921	return true;
950	}	922	}
951	# endif	923	# endif
952	}
953		924
954	return false;	925	return false;
955	}	926	}
956		927
957	# endif /* BG_IMAGE_FROM_FILE */	928	# endif /* BG_IMAGE_FROM_FILE */
958		929
959	# ifdef ENABLE_TRANSPARENCY	930	# ifdef ENABLE_TRANSPARENCY
960	bool	931	bool
961	bgPixmap_t::set_transparent ()	932	rxvt_term::bg_set_transparent ()
962	{	933	{
963	if (!(flags & isTransparent))	934	if (!(bg_flags & BG_IS_TRANSPARENT))
964	{	935	{
965	flags |= isTransparent;	936	bg_flags |= BG_IS_TRANSPARENT;
966	return true;	937	return true;
967	}	938	}
968		939
969	return false;	940	return false;
970	}	941	}
971		942
972	bool	943	bool
973	bgPixmap_t::set_blur_radius (const char *geom)	944	rxvt_term::bg_set_blur (const char *geom)
974	{	945	{
975	int changed = 0;	946	bool changed = false;
976	unsigned int hr, vr;	947	unsigned int hr, vr;
977	int junk;	948	int junk;
978	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);	949	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
979		950
980	if (!(geom_flags & WidthValue))	951	if (!(geom_flags & WidthValue))
…		…
985	min_it (hr, 128);	956	min_it (hr, 128);
986	min_it (vr, 128);	957	min_it (vr, 128);
987		958
988	if (h_blurRadius != hr)	959	if (h_blurRadius != hr)
989	{	960	{
990	++changed;	961	changed = true;
991	h_blurRadius = hr;	962	h_blurRadius = hr;
992	}	963	}
993		964
994	if (v_blurRadius != vr)	965	if (v_blurRadius != vr)
995	{	966	{
996	++changed;	967	changed = true;
997	v_blurRadius = vr;	968	v_blurRadius = vr;
998	}	969	}
999		970
1000	if (v_blurRadius == 0 && h_blurRadius == 0)	971	if (v_blurRadius == 0 && h_blurRadius == 0)
1001	flags &= ~blurNeeded;	972	bg_flags &= ~BG_NEEDS_BLUR;
1002	else	973	else
1003	flags |= blurNeeded;	974	bg_flags |= BG_NEEDS_BLUR;
1004		975
1005	#if XRENDER
1006	XFilters *filters = XRenderQueryFilters (target->dpy, target->vt);
1007	if (filters)
1008	{
1009	for (int i = 0; i < filters->nfilter; i++)
1010	if (!strcmp (filters->filter[i], FilterConvolution))
1011	flags |= bgPixmap_t::blurServerSide;
1012
1013	XFree (filters);
1014	}
1015	#endif
1016
1017	return (changed > 0);	976	return changed;
1018	}	977	}
1019		978
1020	static inline unsigned long	979	void
1021	compute_tint_shade_flags (rxvt_color *tint, int shade)	980	rxvt_term::set_tint_shade_flags ()
1022	{	981	{
1023	unsigned long flags = 0;
1024	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	982	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1025	bool has_shade = shade != 100;	983	bool has_shade = shade != 100;
1026		984
1027	if (tint)	985	bg_flags &= ~BG_TINT_FLAGS;
		986
		987	if (bg_flags & BG_TINT_SET)
1028	{	988	{
1029	tint->get (c);	989	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)	990	if (!has_shade
1039	flags |= bgPixmap_t::tintNeeded;	991	&& (c.r <= 0x00ff || c.r >= 0xff00)
1040	else if (tint)	992	&& (c.g <= 0x00ff || c.g >= 0xff00)
		993	&& (c.b <= 0x00ff || c.b >= 0xff00))
		994	bg_flags |= BG_TINT_BITAND;
1041	{	995	}
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		996
1049	if (flags & bgPixmap_t::tintNeeded)	997	if (has_shade || (bg_flags & BG_TINT_SET))
1050	{	998	bg_flags |= BG_NEEDS_TINT;
1051	if (flags & bgPixmap_t::tintWholesome)
1052	flags |= bgPixmap_t::tintServerSide;
1053	else
1054	{
1055	#if XRENDER
1056	flags |= bgPixmap_t::tintServerSide;
1057	#endif
1058	}
1059	}
1060
1061	return flags;
1062	}	999	}
1063		1000
1064	bool	1001	bool
1065	bgPixmap_t::set_tint (rxvt_color &new_tint)	1002	rxvt_term::bg_set_tint (rxvt_color &new_tint)
1066	{	1003	{
1067	if (!(flags & tintSet) || tint != new_tint)	1004	if (!(bg_flags & BG_TINT_SET) || tint != new_tint)
1068	{	1005	{
1069	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);
1070	tint = new_tint;	1006	tint = new_tint;
1071	flags = (flags & ~tintFlags) | new_flags | tintSet;	1007	bg_flags |= BG_TINT_SET;
		1008	set_tint_shade_flags ();
1072	return true;	1009	return true;
1073	}	1010	}
1074		1011
1075	return false;	1012	return false;
1076	}	1013	}
1077		1014
1078	bool	1015	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)	1016	rxvt_term::bg_set_shade (const char *shade_str)
1094	{	1017	{
1095	int new_shade = (shade_str) ? atoi (shade_str) : 100;	1018	int new_shade = (shade_str) ? atoi (shade_str) : 100;
1096		1019
1097	clamp_it (new_shade, -100, 200);	1020	clamp_it (new_shade, -100, 200);
1098	if (new_shade < 0)	1021	if (new_shade < 0)
1099	new_shade = 200 - (100 + new_shade);	1022	new_shade = 200 - (100 + new_shade);
1100		1023
1101	if (new_shade != shade)	1024	if (new_shade != shade)
1102	{	1025	{
1103	unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);
1104	shade = new_shade;	1026	shade = new_shade;
1105	flags = (flags & (~tintFlags | tintSet)) | new_flags;	1027	set_tint_shade_flags ();
1106	return true;	1028	return true;
1107	}	1029	}
1108		1030
1109	return false;	1031	return false;
1110	}	1032	}
…		…
1131	params[i+2] = XDoubleToFixed (kernel[i] / sum);	1053	params[i+2] = XDoubleToFixed (kernel[i] / sum);
1132	}	1054	}
1133	#endif	1055	#endif
1134		1056
1135	bool	1057	bool
1136	bgPixmap_t::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	1058	rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
1137	{	1059	{
1138	bool ret = false;	1060	bool ret = false;
1139	#if XRENDER	1061	#if XRENDER
1140	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;	1062	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
1141	double *kernel = (double *)malloc (size * sizeof (double));	1063	double *kernel = (double *)malloc (size * sizeof (double));
1142	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));	1064	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
1143		1065
1144	Display *dpy = target->dpy;
1145	XRenderPictureAttributes pa;	1066	XRenderPictureAttributes pa;
1146	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	1067	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1147		1068
1148	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	1069	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
1149	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	1070	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
1150		1071
1151	if (kernel && params && src && dst)	1072	if (kernel && params)
1152	{	1073	{
1153	if (h_blurRadius)	1074	if (h_blurRadius)
1154	{	1075	{
1155	size = h_blurRadius * 2 + 1;	1076	size = h_blurRadius * 2 + 1;
1156	get_gaussian_kernel (h_blurRadius, size, kernel, params);	1077	get_gaussian_kernel (h_blurRadius, size, kernel, params);
…		…
1169		1090
1170	if (v_blurRadius)	1091	if (v_blurRadius)
1171	{	1092	{
1172	size = v_blurRadius * 2 + 1;	1093	size = v_blurRadius * 2 + 1;
1173	get_gaussian_kernel (v_blurRadius, size, kernel, params);	1094	get_gaussian_kernel (v_blurRadius, size, kernel, params);
1174	swap (params[0], params[1]);	1095	::swap (params[0], params[1]);
1175		1096
1176	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);	1097	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1177	XRenderComposite (dpy,	1098	XRenderComposite (dpy,
1178	PictOpSrc,	1099	PictOpSrc,
1179	src,	1100	src,
…		…
1195	#endif	1116	#endif
1196	return ret;	1117	return ret;
1197	}	1118	}
1198		1119
1199	bool	1120	bool
1200	bgPixmap_t::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	1121	rxvt_term::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
1201	{	1122	{
1202	Display *dpy = target->dpy;
1203	bool ret = false;	1123	bool ret = false;
1204		1124
1205	if (flags & tintWholesome)	1125	if (bg_flags & BG_TINT_BITAND)
1206	{	1126	{
1207	XGCValues gcv;	1127	XGCValues gcv;
1208	GC gc;	1128	GC gc;
1209		1129
1210	/* In this case we can tint image server-side getting significant	1130	/* In this case we can tint image server-side getting significant
…		…
1222	}	1142	}
1223	}	1143	}
1224	else	1144	else
1225	{	1145	{
1226	# if XRENDER	1146	# if XRENDER
1227	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1147	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1228		1148
1229	if (flags & tintSet)	1149	if (bg_flags & BG_TINT_SET)
1230	tint.get (c);	1150	tint.get (c);
1231		1151
1232	if (shade <= 100)	1152	if (shade <= 100)
1233	{	1153	{
1234	c.r = (c.r * shade) / 100;	1154	c.r = c.r * shade / 100;
1235	c.g = (c.g * shade) / 100;	1155	c.g = c.g * shade / 100;
1236	c.b = (c.b * shade) / 100;	1156	c.b = c.b * shade / 100;
1237	}	1157	}
1238	else	1158	else
1239	{	1159	{
1240	c.r = ((0xffff - c.r) * (200 - shade)) / 100;	1160	c.r = c.r * (200 - shade) / 100;
1241	c.g = ((0xffff - c.g) * (200 - shade)) / 100;	1161	c.g = c.g * (200 - shade) / 100;
1242	c.b = ((0xffff - c.b) * (200 - shade)) / 100;	1162	c.b = c.b * (200 - shade) / 100;
1243	}	1163	}
1244		1164
1245	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);	1165	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
1246	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	1166	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1247	XRenderPictureAttributes pa;	1167	XRenderPictureAttributes pa;
…		…
1254	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);	1174	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1255	XFreePixmap (dpy, overlay_pmap);	1175	XFreePixmap (dpy, overlay_pmap);
1256		1176
1257	pa.component_alpha = True;	1177	pa.component_alpha = True;
1258	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);	1178	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
1259	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);	1179	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat | CPComponentAlpha, &pa);
1260	XFreePixmap (dpy, mask_pmap);	1180	XFreePixmap (dpy, mask_pmap);
1261		1181
1262	if (mask_pic && overlay_pic && back_pic)
1263	{
1264	XRenderColor mask_c;	1182	XRenderColor mask_c;
1265		1183
1266	memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof (mask_c));
1267	mask_c.alpha = 0xffff;	1184	mask_c.alpha = 0xffff;
		1185	mask_c.red =
		1186	mask_c.green =
		1187	mask_c.blue = 0;
		1188	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
		1189
		1190	mask_c.alpha = 0;
		1191	mask_c.red = 0xffff - c.r;
		1192	mask_c.green = 0xffff - c.g;
		1193	mask_c.blue = 0xffff - c.b;
		1194	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
		1195	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1196
		1197	if (shade > 100)
		1198	{
		1199	mask_c.red = mask_c.green = mask_c.blue = 0xffff * (shade - 100) / 100;
		1200	mask_c.alpha = 0;
1268	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);	1201	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1269		1202
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);	1203	XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1204	}
		1205
1276	ret = true;	1206	ret = true;
1277	}
1278		1207
1279	XRenderFreePicture (dpy, mask_pic);	1208	XRenderFreePicture (dpy, mask_pic);
1280	XRenderFreePicture (dpy, overlay_pic);	1209	XRenderFreePicture (dpy, overlay_pic);
1281	XRenderFreePicture (dpy, back_pic);	1210	XRenderFreePicture (dpy, back_pic);
1282	# endif	1211	# endif
1283	}	1212	}
1284		1213
1285	return ret;	1214	return ret;
1286	}	1215	}
1287		1216
1288	/* make_transparency_pixmap()	1217	/*
1289	* Builds a pixmap of the same size as the terminal window that contains	1218	* 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	1219	* the tiled portion of the root pixmap that is supposed to be covered by
1291	* our window.	1220	* our window.
1292	*/	1221	*/
1293	unsigned long	1222	unsigned long
1294	bgPixmap_t::make_transparency_pixmap ()	1223	rxvt_term::make_transparency_pixmap ()
1295	{	1224	{
1296	unsigned long result = 0;	1225	unsigned long result = 0;
1297
1298	if (target == NULL)
1299	return 0;
1300		1226
1301	/* root dimensions may change from call to call - but Display structure should	1227	/* root dimensions may change from call to call - but Display structure should
1302	* be always up-to-date, so let's use it :	1228	* be always up-to-date, so let's use it :
1303	*/	1229	*/
1304	int screen = target->display->screen;	1230	int screen = display->screen;
1305	Display *dpy = target->dpy;
1306	int root_depth = DefaultDepth (dpy, screen);	1231	int root_depth = DefaultDepth (dpy, screen);
1307	int root_width = DisplayWidth (dpy, screen);	1232	int root_width = DisplayWidth (dpy, screen);
1308	int root_height = DisplayHeight (dpy, screen);	1233	int root_height = DisplayHeight (dpy, screen);
1309	unsigned int root_pmap_width, root_pmap_height;	1234	unsigned int root_pmap_width, root_pmap_height;
1310	int window_width = target->szHint.width;	1235	int window_width = szHint.width;
1311	int window_height = target->szHint.height;	1236	int window_height = szHint.height;
1312	int sx, sy;	1237	int sx, sy;
1313	XGCValues gcv;	1238	XGCValues gcv;
1314	GC gc;	1239	GC gc;
1315		1240
1316	target->get_window_origin (sx, sy);	1241	sx = target_x;
		1242	sy = target_y;
1317		1243
1318	/* check if we are outside of the visible part of the virtual screen : */	1244	/* check if we are outside of the visible part of the virtual screen : */
1319	if (sx + window_width <= 0 || sy + window_height <= 0	1245	if (sx + window_width <= 0 || sy + window_height <= 0
1320	|| sx >= root_width || sy >= root_height)	1246	|| sx >= root_width || sy >= root_height)
1321	return 0;	1247	return 0;
…		…
1325	{	1251	{
1326	Window wdummy;	1252	Window wdummy;
1327	int idummy;	1253	int idummy;
1328	unsigned int udummy;	1254	unsigned int udummy;
1329		1255
1330	target->allowedxerror = -1;	1256	allowedxerror = -1;
1331		1257
1332	if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pmap_width, &root_pmap_height, &udummy, &udummy))	1258	if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pmap_width, &root_pmap_height, &udummy, &udummy))
1333	root_pixmap = None;	1259	root_pixmap = None;
1334		1260
1335	target->allowedxerror = 0;	1261	allowedxerror = 0;
1336	}	1262	}
1337		1263
1338	Pixmap recoded_root_pmap = root_pixmap;	1264	Pixmap recoded_root_pmap = root_pixmap;
1339		1265
1340	if (root_pixmap != None && root_depth != target->depth)	1266	if (root_pixmap != None && root_depth != depth)
1341	{	1267	{
1342	#if XRENDER	1268	#if XRENDER
		1269	if (bg_flags & BG_HAS_RENDER)
		1270	{
		1271	recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);
		1272
1343	XRenderPictureAttributes pa;	1273	XRenderPictureAttributes pa;
1344		1274
1345	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));	1275	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
1346	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);	1276	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);
1347		1277
1348	recoded_root_pmap = XCreatePixmap (dpy, target->vt, root_pmap_width, root_pmap_height, target->depth);
1349	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);	1278	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
1350	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);	1279	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);
1351		1280
1352	if (src && dst)
1353	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);	1281	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
		1282
		1283	XRenderFreePicture (dpy, src);
		1284	XRenderFreePicture (dpy, dst);
		1285	}
1354	else	1286	else
1355	{
1356	XFreePixmap (dpy, recoded_root_pmap);
1357	root_pixmap = None;
1358	}
1359
1360	XRenderFreePicture (dpy, src);
1361	XRenderFreePicture (dpy, dst);
1362	#else
1363	root_pixmap = None;
1364	#endif	1287	#endif
		1288	recoded_root_pmap = None;
1365	}	1289	}
1366		1290
1367	if (root_pixmap == None)	1291	if (recoded_root_pmap == None)
1368	return 0;	1292	return 0;
1369		1293
		1294	if (bg_pixmap == None
		1295	|| bg_pmap_width != window_width
		1296	|| bg_pmap_height != window_height)
		1297	{
		1298	if (bg_pixmap)
		1299	XFreePixmap (dpy, bg_pixmap);
1370	Pixmap tiled_root_pmap = XCreatePixmap (dpy, target->vt, window_width, window_height, target->depth);	1300	bg_pixmap = XCreatePixmap (dpy, vt, window_width, window_height, depth);
1371		1301	bg_pmap_width = window_width;
1372	if (tiled_root_pmap == None) /* something really bad happened - abort */	1302	bg_pmap_height = window_height;
1373	return 0;	1303	}
1374		1304
1375	/* straightforward pixmap copy */	1305	/* straightforward pixmap copy */
		1306	while (sx < 0) sx += root_width;
		1307	while (sy < 0) sy += root_height;
		1308
1376	gcv.tile = recoded_root_pmap;	1309	gcv.tile = recoded_root_pmap;
1377	gcv.fill_style = FillTiled;	1310	gcv.fill_style = FillTiled;
1378
1379	while (sx < 0) sx += (int)root_width;
1380	while (sy < 0) sy += (int)root_height;
1381
1382	gcv.ts_x_origin = -sx;	1311	gcv.ts_x_origin = -sx;
1383	gcv.ts_y_origin = -sy;	1312	gcv.ts_y_origin = -sy;
1384	gc = XCreateGC (dpy, target->vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	1313	gc = XCreateGC (dpy, vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
1385		1314
1386	if (gc)	1315	if (gc)
1387	{	1316	{
1388	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);	1317	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);
1389	result |= transpPmapTiled;	1318	result |= BG_IS_VALID | (bg_flags & BG_EFFECTS_FLAGS);
1390	XFreeGC (dpy, gc);	1319	XFreeGC (dpy, gc);
1391	}
1392		1320
1393	if (tiled_root_pmap != None)	1321	if (!(bg_flags & BG_CLIENT_RENDER))
1394	{
1395	if (!need_client_side_rendering ())
1396	{
1397	if ((flags & blurNeeded)
1398	&& (flags & blurServerSide))
1399	{	1322	{
1400	if (blur_pixmap (tiled_root_pmap, target->visual, window_width, window_height))	1323	if ((bg_flags & BG_NEEDS_BLUR)
1401	result |= transpPmapBlurred;	1324	&& (bg_flags & BG_HAS_RENDER_CONV))
1402	}	1325	{
1403	if ((flags & tintNeeded)	1326	if (blur_pixmap (bg_pixmap, visual, window_width, window_height))
1404	&& (flags & tintServerSide))	1327	result &= ~BG_NEEDS_BLUR;
1405	{	1328	}
		1329	if ((bg_flags & BG_NEEDS_TINT)
		1330	&& (bg_flags & (BG_TINT_BITAND | BG_HAS_RENDER)))
		1331	{
1406	if (tint_pixmap (tiled_root_pmap, target->visual, window_width, window_height))	1332	if (tint_pixmap (bg_pixmap, visual, window_width, window_height))
1407	result |= transpPmapTinted;	1333	result &= ~BG_NEEDS_TINT;
1408	}	1334	}
1409	} /* server side rendering completed */	1335	} /* server side rendering completed */
1410
1411	if (pixmap)
1412	XFreePixmap (dpy, pixmap);
1413
1414	pixmap = tiled_root_pmap;
1415	pmap_width = window_width;
1416	pmap_height = window_height;
1417	pmap_depth = target->depth;
1418	}	1336	}
1419		1337
1420	if (recoded_root_pmap != root_pixmap)	1338	if (recoded_root_pmap != root_pixmap)
1421	XFreePixmap (dpy, recoded_root_pmap);	1339	XFreePixmap (dpy, recoded_root_pmap);
1422		1340
1423	return result;	1341	return result;
1424	}	1342	}
1425		1343
1426	void	1344	void
1427	bgPixmap_t::set_root_pixmap ()	1345	rxvt_term::bg_set_root_pixmap ()
1428	{	1346	{
1429	Pixmap new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);	1347	Pixmap new_root_pixmap = get_pixmap_property (xa[XA_XROOTPMAP_ID]);
1430	if (new_root_pixmap == None)	1348	if (new_root_pixmap == None)
1431	new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);	1349	new_root_pixmap = get_pixmap_property (xa[XA_ESETROOT_PMAP_ID]);
1432		1350
1433	root_pixmap = new_root_pixmap;	1351	root_pixmap = new_root_pixmap;
1434	}	1352	}
1435	# endif /* ENABLE_TRANSPARENCY */	1353	# endif /* ENABLE_TRANSPARENCY */
1436		1354
1437	# ifndef HAVE_AFTERIMAGE	1355	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1438	static void ShadeXImage(Visual *visual, XImage *srcImage, int shade, int rm, int gm, int bm);	1356	static void shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c);
1439	# endif	1357	# endif
1440		1358
1441	bool	1359	bool
1442	bgPixmap_t::render ()	1360	rxvt_term::bg_render ()
1443	{	1361	{
1444	unsigned long background_flags = 0;	1362	unsigned long tr_flags = 0;
1445		1363
1446	if (target == NULL)
1447	return false;
1448
1449	invalidate ();	1364	bg_invalidate ();
1450	# ifdef ENABLE_TRANSPARENCY	1365	# ifdef ENABLE_TRANSPARENCY
1451	if (flags & isTransparent)	1366	if (bg_flags & BG_IS_TRANSPARENT)
1452	{	1367	{
1453	/* we need to re-generate transparency pixmap in that case ! */	1368	/* we need to re-generate transparency pixmap in that case ! */
1454	background_flags = make_transparency_pixmap ();	1369	tr_flags = make_transparency_pixmap ();
1455	if (background_flags == 0)	1370	if (tr_flags == 0)
1456	return false;	1371	return false;
1457	else if ((background_flags & transpTransformations) == (flags & transpTransformations))	1372	else if (!(tr_flags & BG_EFFECTS_FLAGS))
1458	flags = flags & ~isInvalid;	1373	bg_flags |= BG_IS_VALID;
1459	}	1374	}
1460	# endif	1375	# endif
1461		1376
1462	# ifdef BG_IMAGE_FROM_FILE	1377	# ifdef BG_IMAGE_FROM_FILE
1463	if (have_image	1378	if ((bg_flags & BG_IS_FROM_FILE)
1464	|| (background_flags & transpTransformations) != (flags & transpTransformations))	1379	|| (tr_flags & BG_EFFECTS_FLAGS))
1465	{	1380	{
1466	if (render_image (background_flags))	1381	if (render_image (tr_flags))
1467	flags = flags & ~isInvalid;	1382	bg_flags |= BG_IS_VALID;
1468	}	1383	}
1469	# endif	1384	# endif
1470		1385
		1386	# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1471	XImage *result = NULL;	1387	XImage *result = NULL;
1472		1388
1473	if (background_flags && (flags & isInvalid))	1389	if (tr_flags && !(bg_flags & BG_IS_VALID))
1474	{	1390	{
1475	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);	1391	result = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
1476	}	1392	}
1477		1393
1478	if (result)	1394	if (result)
1479	{	1395	{
1480	# if !defined(HAVE_AFTERIMAGE) && !XRENDER
1481	/* our own client-side tinting */	1396	/* our own client-side tinting */
1482	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	1397	if (tr_flags & BG_NEEDS_TINT)
1483	{	1398	{
1484	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1399	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1485	if (flags & tintSet)	1400	if (bg_flags & BG_TINT_SET)
1486	tint.get (c);	1401	tint.get (c);
1487	ShadeXImage (DefaultVisual (target->dpy, target->display->screen), result, shade, c.r, c.g, c.b);	1402	shade_ximage (DefaultVisual (dpy, display->screen), result, shade, c);
1488	}	1403	}
1489	# endif
1490		1404
1491	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);	1405	GC gc = XCreateGC (dpy, vt, 0UL, NULL);
1492		1406
1493	if (gc)	1407	if (gc)
1494	{	1408	{
1495	XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);	1409	XPutImage (dpy, bg_pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1496		1410
1497	XFreeGC (target->dpy, gc);	1411	XFreeGC (dpy, gc);
1498	flags = flags & ~isInvalid;	1412	bg_flags |= BG_IS_VALID;
1499	}	1413	}
1500		1414
1501	XDestroyImage (result);	1415	XDestroyImage (result);
1502	}	1416	}
		1417	# endif
1503		1418
1504	if (flags & isInvalid)	1419	if (!(bg_flags & BG_IS_VALID))
1505	{	1420	{
1506	if (pixmap != None)	1421	if (bg_pixmap != None)
1507	{	1422	{
1508	XFreePixmap (target->dpy, pixmap);	1423	XFreePixmap (dpy, bg_pixmap);
1509	pixmap = None;	1424	bg_pixmap = None;
1510	}	1425	}
1511	}	1426	}
1512		1427
1513	apply ();	1428	scr_recolour (false);
		1429	bg_flags |= BG_NEEDS_REFRESH;
1514		1430
1515	valid_since = ev::now ();	1431	bg_valid_since = ev::now ();
1516		1432
1517	return true;	1433	return true;
1518	}	1434	}
1519		1435
1520	bool
1521	bgPixmap_t::set_target (rxvt_term *new_target)
1522	{
1523	if (new_target)
1524	if (target != new_target)
1525	{
1526	target = new_target;
1527	return true;
1528	}
1529
1530	return false;
1531	}
1532
1533	void	1436	void
1534	bgPixmap_t::apply ()	1437	rxvt_term::bg_init ()
1535	{	1438	{
1536	if (target)
1537	{
1538	if (pixmap != None)
1539	{
1540	/* set target's background to pixmap */
1541	# ifdef ENABLE_TRANSPARENCY	1439	#ifdef ENABLE_TRANSPARENCY
1542	if (flags & isTransparent)	1440	shade = 100;
1543	{
1544	XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);
1545	XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);
1546
1547	if (target->scrollBar.win)
1548	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);
1549	}
1550	else
1551	# endif	1441	#endif
1552	{
1553	/* force old pixmap dereference in case it was transparent before :*/
1554	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1555	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1556	/* do we also need to set scrollbar's background here ? */
1557		1442
1558	if (target->scrollBar.win)	1443	bg_flags &= ~(BG_HAS_RENDER | BG_HAS_RENDER_CONV);
1559	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);	1444	#if XRENDER
1560	}	1445	int major, minor;
1561	}	1446	if (XRenderQueryVersion (dpy, &major, &minor))
1562	else	1447	bg_flags |= BG_HAS_RENDER;
1563	{	1448	XFilters *filters = XRenderQueryFilters (dpy, vt);
1564	/* set target background to a pixel */	1449	if (filters)
1565	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1566	XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);
1567	/* do we also need to set scrollbar's background here ? */
1568	if (target->scrollBar.win)
1569	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1570	}
1571
1572	/* don't want Expose on the parent or vt. It is better to use
1573	scr_touch or we get a great deal of flicker otherwise: */
1574	XClearWindow (target->dpy, target->parent[0]);
1575
1576	if (target->scrollBar.state && target->scrollBar.win)
1577	{
1578	target->scrollBar.state = STATE_IDLE;
1579	target->scrollBar.show (0);
1580	}
1581
1582	target->want_refresh = 1;
1583	flags |= hasChanged;
1584	}	1450	{
		1451	for (int i = 0; i < filters->nfilter; i++)
		1452	if (!strcmp (filters->filter[i], FilterConvolution))
		1453	bg_flags |= BG_HAS_RENDER_CONV;
		1454
		1455	XFree (filters);
		1456	}
		1457	#endif
1585	}	1458	}
1586		1459
1587	#endif /* HAVE_BG_PIXMAP */	1460	#endif /* HAVE_BG_PIXMAP */
1588		1461
1589	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) && !XRENDER	1462	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1590	/* taken from aterm-0.4.2 */	1463	/* taken from aterm-0.4.2 */
1591		1464
1592	static void	1465	static void
1593	ShadeXImage(Visual *visual, XImage *srcImage, int shade, int rm, int gm, int bm)	1466	shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c)
1594	{	1467	{
1595	int sh_r, sh_g, sh_b;	1468	int sh_r, sh_g, sh_b;
1596	uint32_t mask_r, mask_g, mask_b;	1469	uint32_t mask_r, mask_g, mask_b;
1597	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;	1470	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1598	unsigned int lower_lim_r, lower_lim_g, lower_lim_b;	1471	rgba low;
1599	unsigned int upper_lim_r, upper_lim_g, upper_lim_b;	1472	rgba high;
1600	int i;	1473	int i;
1601	int host_byte_order = byteorder.big_endian () ? MSBFirst : LSBFirst;	1474	int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
1602		1475
1603	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return;	1476	if (visual->c_class != TrueColor || ximage->format != ZPixmap) return;
1604		1477
1605	/* for convenience */	1478	/* for convenience */
1606	mask_r = visual->red_mask;	1479	mask_r = visual->red_mask;
1607	mask_g = visual->green_mask;	1480	mask_g = visual->green_mask;
1608	mask_b = visual->blue_mask;	1481	mask_b = visual->blue_mask;
1609		1482
1610	/* boring lookup table pre-initialization */	1483	/* boring lookup table pre-initialization */
1611	switch (srcImage->depth)	1484	switch (ximage->depth)
1612	{	1485	{
1613	case 15:	1486	case 15:
1614	if ((mask_r != 0x7c00) ||	1487	if ((mask_r != 0x7c00) ||
1615	(mask_g != 0x03e0) ||	1488	(mask_g != 0x03e0) ||
1616	(mask_b != 0x001f))	1489	(mask_b != 0x001f))
…		…
1669	/* prepare limits for color transformation (each channel is handled separately) */	1542	/* prepare limits for color transformation (each channel is handled separately) */
1670	if (shade > 100)	1543	if (shade > 100)
1671	{	1544	{
1672	shade = 200 - shade;	1545	shade = 200 - shade;
1673		1546
1674	lower_lim_r = 65535-rm;	1547	high.r = c.r * shade / 100;
1675	lower_lim_g = 65535-gm;	1548	high.g = c.g * shade / 100;
1676	lower_lim_b = 65535-bm;	1549	high.b = c.b * shade / 100;
1677		1550
1678	lower_lim_r = 65535-(unsigned int)(((uint32_t)lower_lim_r)*((uint32_t)shade)/100);	1551	low.r = 65535 * (100 - shade) / 100;
1679	lower_lim_g = 65535-(unsigned int)(((uint32_t)lower_lim_g)*((uint32_t)shade)/100);	1552	low.g = 65535 * (100 - shade) / 100;
1680	lower_lim_b = 65535-(unsigned int)(((uint32_t)lower_lim_b)*((uint32_t)shade)/100);	1553	low.b = 65535 * (100 - shade) / 100;
1681
1682	upper_lim_r = upper_lim_g = upper_lim_b = 65535;
1683	}	1554	}
1684	else	1555	else
1685	{	1556	{
		1557	high.r = c.r * shade / 100;
		1558	high.g = c.g * shade / 100;
		1559	high.b = c.b * shade / 100;
1686		1560
1687	lower_lim_r = lower_lim_g = lower_lim_b = 0;	1561	low.r = low.g = low.b = 0;
1688
1689	upper_lim_r = (unsigned int)((((uint32_t)rm)*((uint32_t)shade))/100);
1690	upper_lim_g = (unsigned int)((((uint32_t)gm)*((uint32_t)shade))/100);
1691	upper_lim_b = (unsigned int)((((uint32_t)bm)*((uint32_t)shade))/100);
1692	}	1562	}
1693		1563
1694	/* fill our lookup tables */	1564	/* fill our lookup tables */
1695	for (i = 0; i <= mask_r>>sh_r; i++)	1565	for (i = 0; i <= mask_r>>sh_r; i++)
1696	{	1566	{
1697	uint32_t tmp;	1567	uint32_t tmp;
1698	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_r-lower_lim_r));	1568	tmp = i * high.r;
1699	tmp += ((uint32_t)(mask_r>>sh_r))*((uint32_t)lower_lim_r);	1569	tmp += (mask_r>>sh_r) * low.r;
1700	lookup_r[i] = (tmp/65535)<<sh_r;	1570	lookup_r[i] = (tmp/65535)<<sh_r;
1701	}	1571	}
1702	for (i = 0; i <= mask_g>>sh_g; i++)	1572	for (i = 0; i <= mask_g>>sh_g; i++)
1703	{	1573	{
1704	uint32_t tmp;	1574	uint32_t tmp;
1705	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_g-lower_lim_g));	1575	tmp = i * high.g;
1706	tmp += ((uint32_t)(mask_g>>sh_g))*((uint32_t)lower_lim_g);	1576	tmp += (mask_g>>sh_g) * low.g;
1707	lookup_g[i] = (tmp/65535)<<sh_g;	1577	lookup_g[i] = (tmp/65535)<<sh_g;
1708	}	1578	}
1709	for (i = 0; i <= mask_b>>sh_b; i++)	1579	for (i = 0; i <= mask_b>>sh_b; i++)
1710	{	1580	{
1711	uint32_t tmp;	1581	uint32_t tmp;
1712	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_b-lower_lim_b));	1582	tmp = i * high.b;
1713	tmp += ((uint32_t)(mask_b>>sh_b))*((uint32_t)lower_lim_b);	1583	tmp += (mask_b>>sh_b) * low.b;
1714	lookup_b[i] = (tmp/65535)<<sh_b;	1584	lookup_b[i] = (tmp/65535)<<sh_b;
1715	}	1585	}
1716		1586
1717	/* apply table to input image (replacing colors by newly calculated ones) */	1587	/* apply table to input image (replacing colors by newly calculated ones) */
1718	if (srcImage->bits_per_pixel == 32	1588	if (ximage->bits_per_pixel == 32
1719	&& (srcImage->depth == 24 || srcImage->depth == 32)	1589	&& (ximage->depth == 24 || ximage->depth == 32)
1720	&& srcImage->byte_order == host_byte_order)	1590	&& ximage->byte_order == host_byte_order)
1721	{	1591	{
1722	uint32_t *p1, *pf, *p, *pl;	1592	uint32_t *p1, *pf, *p, *pl;
1723	p1 = (uint32_t *) srcImage->data;	1593	p1 = (uint32_t *) ximage->data;
1724	pf = (uint32_t *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);	1594	pf = (uint32_t *) (ximage->data + ximage->height * ximage->bytes_per_line);
1725		1595
1726	while (p1 < pf)	1596	while (p1 < pf)
1727	{	1597	{
1728	p = p1;	1598	p = p1;
1729	pl = p1 + srcImage->width;	1599	pl = p1 + ximage->width;
1730	for (; p < pl; p++)	1600	for (; p < pl; p++)
1731	{	1601	{
1732	*p = lookup_r[(*p & 0xff0000) >> 16] |	1602	*p = lookup_r[(*p & 0xff0000) >> 16] |
1733	lookup_g[(*p & 0x00ff00) >> 8] |	1603	lookup_g[(*p & 0x00ff00) >> 8] |
1734	lookup_b[(*p & 0x0000ff)] |	1604	lookup_b[(*p & 0x0000ff)] |
1735	(*p & 0xff000000);	1605	(*p & 0xff000000);
1736	}	1606	}
1737	p1 = (uint32_t *) ((char *) p1 + srcImage->bytes_per_line);	1607	p1 = (uint32_t *) ((char *) p1 + ximage->bytes_per_line);
1738	}	1608	}
1739	}	1609	}
1740	else	1610	else
1741	{	1611	{
1742	for (int y = 0; y < srcImage->height; y++)	1612	for (int y = 0; y < ximage->height; y++)
1743	for (int x = 0; x < srcImage->width; x++)	1613	for (int x = 0; x < ximage->width; x++)
1744	{	1614	{
1745	unsigned long pixel = XGetPixel (srcImage, x, y);	1615	unsigned long pixel = XGetPixel (ximage, x, y);
1746	pixel = lookup_r[(pixel & mask_r) >> sh_r] |	1616	pixel = lookup_r[(pixel & mask_r) >> sh_r] |
1747	lookup_g[(pixel & mask_g) >> sh_g] |	1617	lookup_g[(pixel & mask_g) >> sh_g] |
1748	lookup_b[(pixel & mask_b) >> sh_b];	1618	lookup_b[(pixel & mask_b) >> sh_b];
1749	XPutPixel (srcImage, x, y, pixel);	1619	XPutPixel (ximage, x, y, pixel);
1750	}	1620	}
1751	}	1621	}
1752		1622
1753	free (lookup);	1623	free (lookup);
1754	}	1624	}

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