ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/rxvt-unicode/src/background.C

Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.97 by sf-exg, Fri Oct 22 18:03:10 2010 UTC vs.
Revision 1.163 by sf-exg, Sat Aug 13 09:05:44 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 long new_flags = (bg_flags & (~BG_GEOMETRY_FLAGS));
259	unsigned long new_flags = (flags & (~geometryFlags));
260	const char *p;
261	# define MAXLEN_GEOM 256 /* could be longer than regular geometry string */
262		203
263	if (geom == NULL)	204	if (geom == NULL)
264	return false;	205	return false;
265		206
266	char str[MAXLEN_GEOM];	207	if (geom[0])
267
268	while (isspace(*geom)) ++geom;
269	if ((p = strchr (geom, ';')) == NULL)
270	p = strchr (geom, '\0');
271
272	n = (p - geom);
273	if (n < MAXLEN_GEOM)
274	{	208	{
275	char *ops;	209	char **arr = rxvt_strsplit (':', geom);
276	new_flags |= geometrySet;
277		210
278	memcpy (str, geom, n);	211	for (int i = 0; arr[i]; i++)
279	str[n] = '\0';
280	if (str[0] == ':')
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	{	212	{
290	for (tmp = ops-1; tmp >= str && isspace(*tmp); --tmp);	213	if (!strcasecmp (arr[i], "style=tiled"))
291	*(++tmp) = '\0';
292	if (ops == tmp) ++ops;
293	}	214	{
294	}	215	new_flags = BG_TILE;
295		216	w = h = noScale;
296	if (ops > str || ops == NULL)	217	x = y = 0;
297	{	218	geom_flags = WidthValue|HeightValue|XValue|YValue;
298	/* we have geometry string - let's handle it prior to applying ops */
299	geom_flags = XParseGeometry (str, &x, &y, &w, &h);
300
301	if ((geom_flags & XValue) && !(geom_flags & YValue))
302	{	219	}
303	y = x;	220	else if (!strcasecmp (arr[i], "style=aspect-stretched"))
304	geom_flags |= YValue;
305	}	221	{
306		222	new_flags = BG_PROP_SCALE;
307	if (flags & geometrySet)	223	x = y = centerAlign;
		224	geom_flags = XValue|YValue;
308	{	225	}
309	/* new geometry is an adjustment to the old one ! */	226	else if (!strcasecmp (arr[i], "style=stretched"))
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	}	227	{
332	else /* setting up geometry from scratch */	228	new_flags = 0;
		229	w = h = windowScale;
		230	geom_flags = WidthValue|HeightValue;
333	{	231	}
334	if (!(geom_flags & XValue))	232	else if (!strcasecmp (arr[i], "style=centered"))
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	}	233	{
355	} /* done parsing geometry string */	234	new_flags = 0;
356	else if (!(flags & geometrySet))	235	w = h = noScale;
		236	x = y = centerAlign;
		237	geom_flags = WidthValue|HeightValue|XValue|YValue;
		238	}
		239	else if (!strcasecmp (arr[i], "style=root-tiled"))
357	{	240	{
358	/* default geometry - scaled and centered */	241	new_flags = BG_TILE|BG_ROOT_ALIGN;
		242	w = h = noScale;
		243	geom_flags = WidthValue|HeightValue;
		244	}
		245	else if (!strcasecmp (arr[i], "op=tile"))
		246	new_flags |= BG_TILE;
		247	else if (!strcasecmp (arr[i], "op=pscale"))
		248	new_flags |= BG_PROP_SCALE;
		249	else if (!strcasecmp (arr[i], "op=root"))
		250	new_flags |= BG_ROOT_ALIGN;
		251
		252	// deprecated
		253	else if (!strcasecmp (arr[i], "tile"))
		254	{
		255	new_flags |= BG_TILE;
		256	w = h = noScale;
		257	geom_flags |= WidthValue|HeightValue;
		258	}
		259	else if (!strcasecmp (arr[i], "propscale"))
		260	{
		261	new_flags |= BG_PROP_SCALE;
		262	}
		263	else if (!strcasecmp (arr[i], "hscale"))
		264	{
		265	new_flags |= BG_TILE;
		266	w = windowScale;
		267	h = noScale;
		268	geom_flags |= WidthValue|HeightValue;
		269	}
		270	else if (!strcasecmp (arr[i], "vscale"))
		271	{
		272	new_flags |= BG_TILE;
		273	h = windowScale;
		274	w = noScale;
		275	geom_flags |= WidthValue|HeightValue;
		276	}
		277	else if (!strcasecmp (arr[i], "scale"))
		278	{
		279	w = h = windowScale;
		280	geom_flags |= WidthValue|HeightValue;
		281	}
		282	else if (!strcasecmp (arr[i], "auto"))
		283	{
		284	w = h = windowScale;
		285	x = y = centerAlign;
		286	geom_flags |= WidthValue|HeightValue|XValue|YValue;
		287	}
		288	else if (!strcasecmp (arr[i], "root"))
		289	{
		290	new_flags |= BG_TILE|BG_ROOT_ALIGN;
		291	w = h = noScale;
		292	geom_flags |= WidthValue|HeightValue;
		293	}
		294
		295	else
		296	geom_flags |= XParseGeometry (arr[i], &x, &y, &w, &h);
		297	} /* done parsing ops */
		298
		299	rxvt_free_strsplit (arr);
		300	}
		301
		302	if (!update)
		303	{
		304	if (!(geom_flags & XValue))
359	x = y = defaultAlign;	305	x = y = defaultAlign;
		306	else if (!(geom_flags & YValue))
		307	y = x;
		308
		309	if (!(geom_flags & (WidthValue|HeightValue)))
360	w = h = defaultScale;	310	w = h = defaultScale;
361	}	311	else if (!(geom_flags & HeightValue))
		312	h = w;
		313	else if (!(geom_flags & WidthValue))
		314	w = h;
362		315
363	if (!(flags & geometrySet))
364	geom_flags |= WidthValue|HeightValue|XValue|YValue;	316	geom_flags |= WidthValue|HeightValue|XValue|YValue;
		317	}
365		318
366	if (ops)
367	{
368	while (*ops)
369	{
370	while (*ops == ':' || isspace(*ops)) ++ops;
371
372	# define CHECK_GEOM_OPS(op_str) (strncasecmp (ops, (op_str), sizeof (op_str) - 1) == 0)
373	if (CHECK_GEOM_OPS ("tile"))
374	{
375	w = h = noScale;
376	geom_flags |= WidthValue|HeightValue;
377	}
378	else if (CHECK_GEOM_OPS ("propscale"))
379	{
380	new_flags |= propScale;
381	}
382	else if (CHECK_GEOM_OPS ("hscale"))
383	{
384	if (w == 0) w = windowScale;
385
386	h = noScale;
387	geom_flags |= WidthValue|HeightValue;
388	}
389	else if (CHECK_GEOM_OPS ("vscale"))
390	{
391	if (h == 0) h = windowScale;
392
393	w = noScale;
394	geom_flags |= WidthValue|HeightValue;
395	}
396	else if (CHECK_GEOM_OPS ("scale"))
397	{
398	if (h == 0) h = windowScale;
399	if (w == 0) w = windowScale;
400
401	geom_flags |= WidthValue|HeightValue;
402	}
403	else if (CHECK_GEOM_OPS ("auto"))
404	{
405	w = h = windowScale;
406	x = y = centerAlign;
407	geom_flags |= WidthValue|HeightValue|XValue|YValue;
408	}
409	else if (CHECK_GEOM_OPS ("root"))
410	{
411	new_flags |= rootAlign;
412	w = h = noScale;
413	geom_flags |= WidthValue|HeightValue;
414	}
415	# undef CHECK_GEOM_OPS
416
417	while (*ops != ':' && *ops != '\0') ++ops;
418	} /* done parsing ops */
419	}
420
421	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) ++changed;	319	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;	320	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;	321	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;	322	if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
425	}
426		323
427	if (new_flags != flags)	324	if (new_flags != bg_flags)
428	{	325	{
429	flags = new_flags;	326	bg_flags = new_flags;
430	changed++;	327	changed = true;
431	}	328	}
432		329
433	return (changed > 0);	330	return changed;
434	}	331	}
435		332
436	void	333	void
437	bgPixmap_t::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)	334	rxvt_term::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
438	{	335	{
439	int target_width = target->szHint.width;	336	int target_width = szHint.width;
440	int target_height = target->szHint.height;	337	int target_height = szHint.height;
441		338
442	if (flags & propScale)	339	if (bg_flags & BG_PROP_SCALE)
443	{	340	{
444	float scale = (float)target_width / image_width;	341	float scale = (float)target_width / image_width;
445	min_it (scale, (float)target_height / image_height);	342	min_it (scale, (float)target_height / image_height);
446	w = image_width * scale + 0.5;	343	w = image_width * scale + 0.5;
447	h = image_height * scale + 0.5;	344	h = image_height * scale + 0.5;
…		…
453	}	350	}
454		351
455	if (!w) w = image_width;	352	if (!w) w = image_width;
456	if (!h) h = image_height;	353	if (!h) h = image_height;
457		354
458	if (flags & rootAlign)	355	if (bg_flags & BG_ROOT_ALIGN)
459	{	356	{
460	target->get_window_origin (x, y);
461	x = -x;	357	x = -target_x;
462	y = -y;	358	y = -target_y;
463	}	359	}
464	else	360	else
465	{	361	{
466	x = make_align_position (h_align, target_width, w);	362	x = make_align_position (h_align, target_width, w);
467	y = make_align_position (v_align, target_height, h);	363	y = make_align_position (v_align, target_height, h);
468	}	364	}
469		365
470	flags &= ~sizeSensitive;	366	bg_flags &= ~BG_IS_SIZE_SENSITIVE;
471	if ((flags & propScale) || h_scale || v_scale	367	if (!(bg_flags & BG_TILE)
		368	|| (bg_flags & BG_PROP_SCALE) || h_scale || v_scale
472	|| (!(flags & rootAlign) && (h_align || v_align))	369	|| (!(bg_flags & BG_ROOT_ALIGN) && (h_align || v_align))
473	|| w > target_width || h > target_height)	370	|| w > target_width || h > target_height)
474	flags |= sizeSensitive;	371	bg_flags |= BG_IS_SIZE_SENSITIVE;
475	}	372	}
476		373
477	# ifdef HAVE_AFTERIMAGE	374	# ifdef HAVE_AFTERIMAGE
478	bool	375	bool
479	bgPixmap_t::render_image (unsigned long background_flags)	376	rxvt_term::render_image (unsigned long tr_flags)
480	{	377	{
481	if (target == NULL)
482	return false;
483
484	target->init_asv ();	378	init_asv ();
485		379
486	ASImage *background = NULL;	380	ASImage *background = NULL;
487	ARGB32 background_tint = TINT_LEAVE_SAME;	381	ARGB32 background_tint = TINT_LEAVE_SAME;
488		382
489	# ifdef ENABLE_TRANSPARENCY	383	# ifdef ENABLE_TRANSPARENCY
490	if (background_flags)	384	if (tr_flags)
491	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);	385	background = pixmap2ximage (asv, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, 100);
492		386
493	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	387	if (tr_flags & BG_NEEDS_TINT)
494	{	388	{
495	ShadingInfo as_shade;	389	ShadingInfo as_shade;
496	as_shade.shading = shade;	390	as_shade.shading = shade;
497		391
498	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	392	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
499	if (flags & tintSet)	393	if (bg_flags & BG_TINT_SET)
500	tint.get (c);	394	tint.get (c);
501	as_shade.tintColor.red = c.r;	395	as_shade.tintColor.red = c.r;
502	as_shade.tintColor.green = c.g;	396	as_shade.tintColor.green = c.g;
503	as_shade.tintColor.blue = c.b;	397	as_shade.tintColor.blue = c.b;
504		398
505	background_tint = shading2tint32 (&as_shade);	399	background_tint = shading2tint32 (&as_shade);
506	}	400	}
507		401
508	if (!(background_flags & transpPmapBlurred) && (flags & blurNeeded) && background != NULL)	402	if ((tr_flags & BG_NEEDS_BLUR) && background != NULL)
509	{	403	{
510	ASImage *tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,	404	ASImage *tmp = blur_asimage_gauss (asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
511	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,	405	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,
512	100, ASIMAGE_QUALITY_DEFAULT);	406	100, ASIMAGE_QUALITY_DEFAULT);
513	if (tmp)	407	if (tmp)
514	{	408	{
515	destroy_asimage (&background);	409	destroy_asimage (&background);
…		…
518	}	412	}
519	# endif	413	# endif
520		414
521	ASImage *result = 0;	415	ASImage *result = 0;
522		416
523	int target_width = target->szHint.width;	417	int target_width = szHint.width;
524	int target_height = target->szHint.height;	418	int target_height = szHint.height;
525	int new_pmap_width = target_width;	419	int new_pmap_width = target_width;
526	int new_pmap_height = target_height;	420	int new_pmap_height = target_height;
527		421
528	int x = 0;	422	int x = 0;
529	int y = 0;	423	int y = 0;
…		…
532		426
533	if (original_asim)	427	if (original_asim)
534	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);	428	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
535		429
536	if (!original_asim	430	if (!original_asim
537	|| (!(flags & rootAlign)	431	|| (!(bg_flags & BG_ROOT_ALIGN)
538	&& (x >= target_width	432	&& (x >= target_width
539	|| y >= target_height	433	|| y >= target_height
540	|| (x + w <= 0)	434	|| (x + w <= 0)
541	|| (y + h <= 0))))	435	|| (y + h <= 0))))
542	{	436	{
…		…
546	new_pmap_height = background->height;	440	new_pmap_height = background->height;
547	result = background;	441	result = background;
548		442
549	if (background_tint != TINT_LEAVE_SAME)	443	if (background_tint != TINT_LEAVE_SAME)
550	{	444	{
551	ASImage *tmp = tile_asimage (target->asv, background, 0, 0,	445	ASImage *tmp = tile_asimage (asv, background, 0, 0,
552	target_width, target_height, background_tint,	446	target_width, target_height, background_tint,
553	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);	447	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
554	if (tmp)	448	if (tmp)
555	result = tmp;	449	result = tmp;
556	}	450	}
…		…
563	result = original_asim;	457	result = original_asim;
564		458
565	if ((w != original_asim->width)	459	if ((w != original_asim->width)
566	|| (h != original_asim->height))	460	|| (h != original_asim->height))
567	{	461	{
568	result = scale_asimage (target->asv, original_asim,	462	result = scale_asimage (asv, original_asim,
569	w, h,	463	w, h,
570	background ? ASA_ASImage : ASA_XImage,	464	background ? ASA_ASImage : ASA_XImage,
571	100, ASIMAGE_QUALITY_DEFAULT);	465	100, ASIMAGE_QUALITY_DEFAULT);
572	}	466	}
573		467
574	if (background == NULL)	468	if (background == NULL)
575	{	469	{
576	if (h_scale == 0 || v_scale == 0)	470	if (bg_flags & BG_TILE)
577	{	471	{
578	/* if tiling - pixmap has to be sized exactly as the image,	472	/* if tiling - pixmap has to be sized exactly as the image,
579	but there is no need to make it bigger than the window! */	473	but there is no need to make it bigger than the window! */
580	new_pmap_width = min (result->width, target_width);	474	new_pmap_width = min (result->width, target_width);
581	new_pmap_height = min (result->height, target_height);	475	new_pmap_height = min (result->height, target_height);
582		476
583	/* we also need to tile our image in both directions */	477	/* we also need to tile our image in both directions */
584	ASImage *tmp = tile_asimage (target->asv, result,	478	ASImage *tmp = tile_asimage (asv, result,
585	(int)result->width - x,	479	(int)result->width - x,
586	(int)result->height - y,	480	(int)result->height - y,
587	new_pmap_width,	481	new_pmap_width,
588	new_pmap_height,	482	new_pmap_height,
589	TINT_LEAVE_SAME, ASA_XImage,	483	TINT_LEAVE_SAME, ASA_XImage,
…		…
606	layers[0].clip_width = target_width;	500	layers[0].clip_width = target_width;
607	layers[0].clip_height = target_height;	501	layers[0].clip_height = target_height;
608	layers[0].tint = background_tint;	502	layers[0].tint = background_tint;
609	layers[1].im = result;	503	layers[1].im = result;
610		504
611	if (h_scale == 0 || v_scale == 0)	505	if (bg_flags & BG_TILE)
612	{	506	{
613	/* tile horizontally */	507	/* tile horizontally */
614	while (x > 0) x -= (int)result->width;	508	while (x > 0) x -= (int)result->width;
615	layers[1].dst_x = x;	509	layers[1].dst_x = x;
616	layers[1].clip_width = result->width+target_width;	510	layers[1].clip_width = result->width+target_width;
…		…
620	/* clip horizontally */	514	/* clip horizontally */
621	layers[1].dst_x = x;	515	layers[1].dst_x = x;
622	layers[1].clip_width = result->width;	516	layers[1].clip_width = result->width;
623	}	517	}
624		518
625	if (h_scale == 0 || v_scale == 0)	519	if (bg_flags & BG_TILE)
626	{	520	{
627	while (y > 0) y -= (int)result->height;	521	while (y > 0) y -= (int)result->height;
628	layers[1].dst_y = y;	522	layers[1].dst_y = y;
629	layers[1].clip_height = result->height + target_height;	523	layers[1].clip_height = result->height + target_height;
630	}	524	}
…		…
632	{	526	{
633	layers[1].dst_y = y;	527	layers[1].dst_y = y;
634	layers[1].clip_height = result->height;	528	layers[1].clip_height = result->height;
635	}	529	}
636		530
637	if (target->rs[Rs_blendtype])	531	if (rs[Rs_blendtype])
638	{	532	{
639	layers[1].merge_scanlines = blend_scanlines_name2func (target->rs[Rs_blendtype]);	533	layers[1].merge_scanlines = blend_scanlines_name2func (rs[Rs_blendtype]);
640	if (layers[1].merge_scanlines == NULL)	534	if (layers[1].merge_scanlines == NULL)
641	layers[1].merge_scanlines = alphablend_scanlines;	535	layers[1].merge_scanlines = alphablend_scanlines;
642	}	536	}
643		537
644	ASImage *tmp = merge_layers (target->asv, layers, 2, target_width, target_height,	538	ASImage *tmp = merge_layers (asv, layers, 2, target_width, target_height,
645	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);	539	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
646		540
647	if (tmp)	541	if (tmp)
648	{	542	{
649	if (result != original_asim)	543	if (result != original_asim)
…		…
661	if (result)	555	if (result)
662	{	556	{
663	XGCValues gcv;	557	XGCValues gcv;
664	GC gc;	558	GC gc;
665		559
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 */	560	/* create Pixmap */
678	if (pixmap == None)	561	if (bg_pixmap == None
		562	|| bg_pmap_width != new_pmap_width
		563	|| bg_pmap_height != new_pmap_height)
679	{	564	{
		565	if (bg_pixmap)
		566	XFreePixmap (dpy, bg_pixmap);
680	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);	567	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
681	pmap_width = new_pmap_width;	568	bg_pmap_width = new_pmap_width;
682	pmap_height = new_pmap_height;	569	bg_pmap_height = new_pmap_height;
683	pmap_depth = target->depth;
684	}	570	}
685	/* fill with background color (if result's not completely overlapping it) */	571	/* fill with background color (if result's not completely overlapping it) */
686	gcv.foreground = target->pix_colors[Color_bg];	572	gcv.foreground = pix_colors[Color_bg];
687	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);	573	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
688		574
689	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;	575	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
690	int dst_width = result->width, dst_height = result->height;	576	int dst_width = result->width, dst_height = result->height;
691	if (background == NULL)	577	if (background == NULL)
692	{	578	{
693	if (!(h_scale == 0 || v_scale == 0))	579	if (!(bg_flags & BG_TILE))
694	{	580	{
695	src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );	581	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);	582	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
697	}	583	}
698		584
699	if (dst_x > 0 || dst_y > 0	585	if (dst_x > 0 || dst_y > 0
700	|| dst_x + dst_width < new_pmap_width	586	|| dst_x + dst_width < new_pmap_width
701	|| dst_y + dst_height < new_pmap_height)	587	|| dst_y + dst_height < new_pmap_height)
702	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	588	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
703	}	589	}
704		590
705	/* put result on pixmap */	591	/* put result on pixmap */
706	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	592	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);	593	asimage2drawable (asv, bg_pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);
708		594
709	if (result != background && result != original_asim)	595	if (result != background && result != original_asim)
710	destroy_asimage (&result);	596	destroy_asimage (&result);
711		597
712	XFreeGC (target->dpy, gc);	598	XFreeGC (dpy, gc);
713		599
714	ret = true;	600	ret = true;
715	}	601	}
716		602
717	if (background)	603	if (background)
…		…
721	}	607	}
722	# endif /* HAVE_AFTERIMAGE */	608	# endif /* HAVE_AFTERIMAGE */
723		609
724	# ifdef HAVE_PIXBUF	610	# ifdef HAVE_PIXBUF
725	bool	611	bool
726	bgPixmap_t::render_image (unsigned long background_flags)	612	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
		613	int src_x, int src_y, int dst_x, int dst_y,
		614	unsigned int width, unsigned int height)
727	{	615	{
728	if (target == NULL)	616	XImage *ximage;
		617	char *data, *line;
		618	int bytes_per_pixel;
		619	int width_r, width_g, width_b;
		620	int sh_r, sh_g, sh_b;
		621	int rowstride;
		622	int channels;
		623	unsigned char *row;
		624
		625	if (visual->c_class != TrueColor)
729	return false;	626	return false;
730		627
		628	if (depth == 24 || depth == 32)
		629	bytes_per_pixel = 4;
		630	else if (depth == 15 || depth == 16)
		631	bytes_per_pixel = 2;
		632	else
		633	return false;
		634
		635	width_r = ecb_popcount32 (visual->red_mask);
		636	width_g = ecb_popcount32 (visual->green_mask);
		637	width_b = ecb_popcount32 (visual->blue_mask);
		638
		639	if (width_r > 8 || width_g > 8 || width_b > 8)
		640	return false;
		641
		642	sh_r = ecb_ctz32 (visual->red_mask);
		643	sh_g = ecb_ctz32 (visual->green_mask);
		644	sh_b = ecb_ctz32 (visual->blue_mask);
		645
		646	if (width > INT_MAX / height / bytes_per_pixel)
		647	return false;
		648
		649	data = (char *)malloc (width * height * bytes_per_pixel);
		650	if (!data)
		651	return false;
		652
		653	ximage = XCreateImage (dpy, visual, depth, ZPixmap, 0, data,
		654	width, height, bytes_per_pixel * 8, 0);
		655	if (!ximage)
		656	{
		657	free (data);
		658	return false;
		659	}
		660
		661	ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
		662
		663	rowstride = gdk_pixbuf_get_rowstride (pixbuf);
		664	channels = gdk_pixbuf_get_n_channels (pixbuf);
		665	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
		666	line = data;
		667
		668	for (int y = 0; y < height; y++)
		669	{
		670	for (int x = 0; x < width; x++)
		671	{
		672	unsigned char *pixel = row + x * channels;
		673	uint32_t value;
		674
		675	value = ((pixel[0] >> (8 - width_r)) << sh_r)
		676	| ((pixel[1] >> (8 - width_g)) << sh_g)
		677	| ((pixel[2] >> (8 - width_b)) << sh_b);
		678
		679	if (bytes_per_pixel == 4)
		680	((uint32_t *)line)[x] = value;
		681	else
		682	((uint16_t *)line)[x] = value;
		683	}
		684
		685	row += rowstride;
		686	line += ximage->bytes_per_line;
		687	}
		688
		689	XPutImage (dpy, pixmap, gc, ximage, 0, 0, dst_x, dst_y, width, height);
		690	XDestroyImage (ximage);
		691	return true;
		692	}
		693
		694	bool
		695	rxvt_term::render_image (unsigned long tr_flags)
		696	{
731	if (!pixbuf)	697	if (!pixbuf)
732	return false;	698	return false;
733		699
734	#if !XFT	700	if (tr_flags
735	if (background_flags)	701	&& !(bg_flags & BG_HAS_RENDER))
736	return false;	702	return false;
737	#endif
738		703
739	GdkPixbuf *result;	704	GdkPixbuf *result;
740		705
741	int image_width = gdk_pixbuf_get_width (pixbuf);	706	int image_width = gdk_pixbuf_get_width (pixbuf);
742	int image_height = gdk_pixbuf_get_height (pixbuf);	707	int image_height = gdk_pixbuf_get_height (pixbuf);
743		708
744	int target_width = target->szHint.width;	709	int target_width = szHint.width;
745	int target_height = target->szHint.height;	710	int target_height = szHint.height;
746	int new_pmap_width = target_width;	711	int new_pmap_width = target_width;
747	int new_pmap_height = target_height;	712	int new_pmap_height = target_height;
748		713
749	int x = 0;	714	int x = 0;
750	int y = 0;	715	int y = 0;
751	int w = 0;	716	int w = 0;
752	int h = 0;	717	int h = 0;
753		718
754	get_image_geometry (image_width, image_height, w, h, x, y);	719	get_image_geometry (image_width, image_height, w, h, x, y);
755		720
756	if (!(flags & rootAlign)	721	if (!(bg_flags & BG_ROOT_ALIGN)
757	&& (x >= target_width	722	&& (x >= target_width
758	|| y >= target_height	723	|| y >= target_height
759	|| (x + w <= 0)	724	|| (x + w <= 0)
760	|| (y + h <= 0)))	725	|| (y + h <= 0)))
761	return false;	726	return false;
…		…
768	result = gdk_pixbuf_scale_simple (pixbuf,	733	result = gdk_pixbuf_scale_simple (pixbuf,
769	w, h,	734	w, h,
770	GDK_INTERP_BILINEAR);	735	GDK_INTERP_BILINEAR);
771	}	736	}
772		737
		738	if (!result)
		739	return false;
		740
773	bool ret = false;	741	bool ret = false;
774		742
775	if (result)
776	{
777	XGCValues gcv;	743	XGCValues gcv;
778	GC gc;	744	GC gc;
779	Pixmap root_pmap;	745	Pixmap root_pmap;
780		746
781	image_width = gdk_pixbuf_get_width (result);	747	image_width = gdk_pixbuf_get_width (result);
782	image_height = gdk_pixbuf_get_height (result);	748	image_height = gdk_pixbuf_get_height (result);
783		749
784	if (background_flags)	750	if (tr_flags)
785	{	751	{
786	root_pmap = pixmap;	752	root_pmap = bg_pixmap;
787	pixmap = None;	753	bg_pixmap = None;
		754	}
		755	else
		756	{
		757	if (bg_flags & BG_TILE)
788	}	758	{
789	else
790	{
791	if (h_scale == 0 || v_scale == 0)
792	{
793	new_pmap_width = min (image_width, target_width);	759	new_pmap_width = min (image_width, target_width);
794	new_pmap_height = min (image_height, target_height);	760	new_pmap_height = min (image_height, target_height);
795	}	761	}
796	}	762	}
797		763
		764	if (bg_pixmap == None
		765	|| bg_pmap_width != new_pmap_width
		766	|| bg_pmap_height != new_pmap_height)
		767	{
798	if (pixmap)	768	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);	769	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);	770	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
812	pmap_width = new_pmap_width;	771	bg_pmap_width = new_pmap_width;
813	pmap_height = new_pmap_height;	772	bg_pmap_height = new_pmap_height;
814	pmap_depth = target->depth;	773	}
		774
		775	gcv.foreground = pix_colors[Color_bg];
		776	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
		777
		778	if (gc)
		779	{
		780	if (bg_flags & BG_TILE)
815	}	781	{
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);	782	Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth);
823	gdk_pixbuf_xlib_render_to_drawable (result, tile, gc,	783	pixbuf_to_pixmap (result, tile, gc,
824	0, 0,	784	0, 0,
825	0, 0,	785	0, 0,
826	image_width, image_height,	786	image_width, image_height);
827	XLIB_RGB_DITHER_NONE,
828	0, 0);
829		787
830	gcv.tile = tile;	788	gcv.tile = tile;
831	gcv.fill_style = FillTiled;	789	gcv.fill_style = FillTiled;
832	gcv.ts_x_origin = x;	790	gcv.ts_x_origin = x;
833	gcv.ts_y_origin = y;	791	gcv.ts_y_origin = y;
834	XChangeGC (target->dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	792	XChangeGC (dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
835		793
836	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	794	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
837	XFreePixmap (target->dpy, tile);	795	XFreePixmap (dpy, tile);
838	}	796	}
839	else	797	else
840	{	798	{
841	int src_x, src_y, dst_x, dst_y;	799	int src_x, src_y, dst_x, dst_y;
842	int dst_width, dst_height;	800	int dst_width, dst_height;
…		…
845	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);	803	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);
846		804
847	if (dst_x > 0 || dst_y > 0	805	if (dst_x > 0 || dst_y > 0
848	|| dst_x + dst_width < new_pmap_width	806	|| dst_x + dst_width < new_pmap_width
849	|| dst_y + dst_height < new_pmap_height)	807	|| dst_y + dst_height < new_pmap_height)
850	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	808	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
851		809
852	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	810	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
853	gdk_pixbuf_xlib_render_to_drawable (result, pixmap, gc,	811	pixbuf_to_pixmap (result, bg_pixmap, gc,
854	src_x, src_y,	812	src_x, src_y,
855	dst_x, dst_y,	813	dst_x, dst_y,
856	dst_width, dst_height,	814	dst_width, dst_height);
857	XLIB_RGB_DITHER_NONE,
858	0, 0);
859	}
860
861	#if XFT
862	if (background_flags)
863	{	815	}
864	Display *dpy = target->dpy;	816
		817	#if XRENDER
		818	if (tr_flags)
		819	{
865	XRenderPictureAttributes pa;	820	XRenderPictureAttributes pa;
866		821
867	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, target->display->screen));	822	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, visual);
868	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);	823	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);
869		824
870	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);	825	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
871	Picture dst = XRenderCreatePicture (dpy, pixmap, dst_format, 0, &pa);	826	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, dst_format, 0, &pa);
872		827
873	pa.repeat = True;	828	pa.repeat = True;
874	Pixmap mask_pmap = XCreatePixmap (dpy, target->vt, 1, 1, 8);	829	Pixmap mask_pmap = XCreatePixmap (dpy, vt, 1, 1, 8);
875	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);	830	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
876	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);	831	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
877	XFreePixmap (dpy, mask_pmap);	832	XFreePixmap (dpy, mask_pmap);
878		833
879	if (src && dst && mask)
880	{
881	XRenderColor mask_c;	834	XRenderColor mask_c;
882		835
883	mask_c.alpha = 0x8000;	836	mask_c.alpha = 0x8000;
884	mask_c.red = 0;	837	mask_c.red = 0;
885	mask_c.green = 0;	838	mask_c.green = 0;
886	mask_c.blue = 0;	839	mask_c.blue = 0;
887	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);	840	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);	841	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
889	}
890		842
891	XRenderFreePicture (dpy, src);	843	XRenderFreePicture (dpy, src);
892	XRenderFreePicture (dpy, dst);	844	XRenderFreePicture (dpy, dst);
893	XRenderFreePicture (dpy, mask);	845	XRenderFreePicture (dpy, mask);
894
895	XFreePixmap (dpy, root_pmap);
896	}	846	}
897	#endif	847	#endif
898		848
899	if (result != pixbuf)
900	g_object_unref (result);
901
902	XFreeGC (target->dpy, gc);	849	XFreeGC (dpy, gc);
903		850
904	ret = true;	851	ret = true;
905	}	852	}
906		853
		854	if (result != pixbuf)
		855	g_object_unref (result);
		856
		857	if (tr_flags)
		858	XFreePixmap (dpy, root_pmap);
		859
907	return ret;	860	return ret;
908	}	861	}
909	# endif /* HAVE_PIXBUF */	862	# endif /* HAVE_PIXBUF */
910		863
911	bool	864	bool
912	bgPixmap_t::set_file (const char *file)	865	rxvt_term::bg_set_file (const char *file)
913	{	866	{
914	assert (file);	867	if (!file || !*file)
		868	return false;
915		869
916	if (*file)
917	{
918	if (const char *p = strchr (file, ';'))	870	if (const char *p = strchr (file, ';'))
919	{	871	{
920	size_t len = p - file;	872	size_t len = p - file;
921	char *f = rxvt_temp_buf<char> (len + 1);	873	char *f = rxvt_temp_buf<char> (len + 1);
922	memcpy (f, file, len);	874	memcpy (f, file, len);
923	f[len] = '\0';	875	f[len] = '\0';
924	file = f;	876	file = f;
925	}	877	}
926		878
927	# ifdef HAVE_AFTERIMAGE	879	# ifdef HAVE_AFTERIMAGE
928	if (!target->asimman)	880	if (!asimman)
929	target->asimman = create_generic_imageman (target->rs[Rs_path]);	881	asimman = create_generic_imageman (rs[Rs_path]);
930	ASImage *image = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);	882	ASImage *image = get_asimage (asimman, file, 0xFFFFFFFF, 100);
931	if (image)	883	if (image)
932	{	884	{
933	if (original_asim)	885	if (original_asim)
934	safe_asimage_destroy (original_asim);	886	safe_asimage_destroy (original_asim);
935	original_asim = image;	887	original_asim = image;
936	have_image = true;	888	bg_flags |= BG_IS_FROM_FILE | BG_CLIENT_RENDER;
937	return true;	889	return true;
938	}	890	}
939	# endif	891	# endif
940		892
941	# ifdef HAVE_PIXBUF	893	# ifdef HAVE_PIXBUF
942	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);	894	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
943	if (image)	895	if (image)
944	{	896	{
945	if (pixbuf)	897	if (pixbuf)
946	g_object_unref (pixbuf);	898	g_object_unref (pixbuf);
947	pixbuf = image;	899	pixbuf = image;
948	have_image = true;	900	bg_flags |= BG_IS_FROM_FILE;
949	return true;	901	return true;
950	}	902	}
951	# endif	903	# endif
952	}
953		904
954	return false;	905	return false;
955	}	906	}
956		907
957	# endif /* BG_IMAGE_FROM_FILE */	908	# endif /* BG_IMAGE_FROM_FILE */
958		909
959	# ifdef ENABLE_TRANSPARENCY	910	# ifdef ENABLE_TRANSPARENCY
960	bool	911	bool
961	bgPixmap_t::set_transparent ()	912	rxvt_term::bg_set_transparent ()
962	{	913	{
963	if (!(flags & isTransparent))	914	if (!(bg_flags & BG_IS_TRANSPARENT))
964	{	915	{
965	flags |= isTransparent;	916	bg_flags |= BG_IS_TRANSPARENT;
966	return true;	917	return true;
967	}	918	}
968		919
969	return false;	920	return false;
970	}	921	}
971		922
972	bool	923	bool
973	bgPixmap_t::set_blur_radius (const char *geom)	924	rxvt_term::bg_set_blur (const char *geom)
974	{	925	{
975	int changed = 0;	926	bool changed = false;
976	unsigned int hr, vr;	927	unsigned int hr, vr;
977	int junk;	928	int junk;
978	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);	929	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
979		930
980	if (!(geom_flags & WidthValue))	931	if (!(geom_flags & WidthValue))
…		…
985	min_it (hr, 128);	936	min_it (hr, 128);
986	min_it (vr, 128);	937	min_it (vr, 128);
987		938
988	if (h_blurRadius != hr)	939	if (h_blurRadius != hr)
989	{	940	{
990	++changed;	941	changed = true;
991	h_blurRadius = hr;	942	h_blurRadius = hr;
992	}	943	}
993		944
994	if (v_blurRadius != vr)	945	if (v_blurRadius != vr)
995	{	946	{
996	++changed;	947	changed = true;
997	v_blurRadius = vr;	948	v_blurRadius = vr;
998	}	949	}
999		950
1000	if (v_blurRadius == 0 && h_blurRadius == 0)	951	if (v_blurRadius == 0 && h_blurRadius == 0)
1001	flags &= ~blurNeeded;	952	bg_flags &= ~BG_NEEDS_BLUR;
1002	else	953	else
1003	flags |= blurNeeded;	954	bg_flags |= BG_NEEDS_BLUR;
1004		955
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);	956	return changed;
1018	}	957	}
1019		958
1020	static inline unsigned long	959	void
1021	compute_tint_shade_flags (rxvt_color *tint, int shade)	960	rxvt_term::set_tint_shade_flags ()
1022	{	961	{
1023	unsigned long flags = 0;
1024	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	962	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1025	bool has_shade = shade != 100;	963	bool has_shade = shade != 100;
1026		964
1027	if (tint)	965	bg_flags &= ~BG_TINT_FLAGS;
		966
		967	if (bg_flags & BG_TINT_SET)
1028	{	968	{
1029	tint->get (c);	969	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)	970	if (!has_shade
1039	flags |= bgPixmap_t::tintNeeded;	971	&& (c.r <= 0x00ff || c.r >= 0xff00)
1040	else if (tint)	972	&& (c.g <= 0x00ff || c.g >= 0xff00)
		973	&& (c.b <= 0x00ff || c.b >= 0xff00))
		974	bg_flags |= BG_TINT_BITAND;
1041	{	975	}
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		976
1049	if (flags & bgPixmap_t::tintNeeded)	977	if (has_shade || (bg_flags & BG_TINT_SET))
1050	{	978	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	}	979	}
1063		980
1064	bool	981	bool
1065	bgPixmap_t::set_tint (rxvt_color &new_tint)	982	rxvt_term::bg_set_tint (rxvt_color &new_tint)
1066	{	983	{
1067	if (!(flags & tintSet) || tint != new_tint)	984	if (!(bg_flags & BG_TINT_SET) || tint != new_tint)
1068	{	985	{
1069	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);
1070	tint = new_tint;	986	tint = new_tint;
1071	flags = (flags & ~tintFlags) | new_flags | tintSet;	987	bg_flags |= BG_TINT_SET;
		988	set_tint_shade_flags ();
1072	return true;	989	return true;
1073	}	990	}
1074		991
1075	return false;	992	return false;
1076	}	993	}
1077		994
1078	bool	995	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)	996	rxvt_term::bg_set_shade (const char *shade_str)
1094	{	997	{
1095	int new_shade = (shade_str) ? atoi (shade_str) : 100;	998	int new_shade = (shade_str) ? atoi (shade_str) : 100;
1096		999
1097	clamp_it (new_shade, -100, 200);	1000	clamp_it (new_shade, -100, 200);
1098	if (new_shade < 0)	1001	if (new_shade < 0)
1099	new_shade = 200 - (100 + new_shade);	1002	new_shade = 200 - (100 + new_shade);
1100		1003
1101	if (new_shade != shade)	1004	if (new_shade != shade)
1102	{	1005	{
1103	unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);
1104	shade = new_shade;	1006	shade = new_shade;
1105	flags = (flags & (~tintFlags | tintSet)) | new_flags;	1007	set_tint_shade_flags ();
1106	return true;	1008	return true;
1107	}	1009	}
1108		1010
1109	return false;	1011	return false;
1110	}	1012	}
1111		1013
1112	#if XFT	1014	#if XRENDER
1113	static void	1015	static void
1114	get_gaussian_kernel (int radius, int width, double *kernel, XFixed *params)	1016	get_gaussian_kernel (int radius, int width, double *kernel, XFixed *params)
1115	{	1017	{
1116	double sigma = radius / 2.0;	1018	double sigma = radius / 2.0;
1117	double scale = sqrt (2.0 * M_PI) * sigma;	1019	double scale = sqrt (2.0 * M_PI) * sigma;
…		…
1131	params[i+2] = XDoubleToFixed (kernel[i] / sum);	1033	params[i+2] = XDoubleToFixed (kernel[i] / sum);
1132	}	1034	}
1133	#endif	1035	#endif
1134		1036
1135	bool	1037	bool
1136	bgPixmap_t::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	1038	rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
1137	{	1039	{
1138	bool ret = false;	1040	bool ret = false;
1139	#if XFT	1041	#if XRENDER
1140	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;	1042	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
1141	double *kernel = (double *)malloc (size * sizeof (double));	1043	double *kernel = (double *)malloc (size * sizeof (double));
1142	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));	1044	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
1143		1045
1144	Display *dpy = target->dpy;
1145	XRenderPictureAttributes pa;	1046	XRenderPictureAttributes pa;
1146	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	1047	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1147		1048
1148	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	1049	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
1149	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	1050	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
1150		1051
1151	if (kernel && params && src && dst)	1052	if (kernel && params)
1152	{	1053	{
1153	if (h_blurRadius)	1054	if (h_blurRadius)
1154	{	1055	{
1155	size = h_blurRadius * 2 + 1;	1056	size = h_blurRadius * 2 + 1;
1156	get_gaussian_kernel (h_blurRadius, size, kernel, params);	1057	get_gaussian_kernel (h_blurRadius, size, kernel, params);
…		…
1169		1070
1170	if (v_blurRadius)	1071	if (v_blurRadius)
1171	{	1072	{
1172	size = v_blurRadius * 2 + 1;	1073	size = v_blurRadius * 2 + 1;
1173	get_gaussian_kernel (v_blurRadius, size, kernel, params);	1074	get_gaussian_kernel (v_blurRadius, size, kernel, params);
1174	swap (params[0], params[1]);	1075	::swap (params[0], params[1]);
1175		1076
1176	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);	1077	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1177	XRenderComposite (dpy,	1078	XRenderComposite (dpy,
1178	PictOpSrc,	1079	PictOpSrc,
1179	src,	1080	src,
…		…
1195	#endif	1096	#endif
1196	return ret;	1097	return ret;
1197	}	1098	}
1198		1099
1199	bool	1100	bool
1200	bgPixmap_t::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	1101	rxvt_term::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
1201	{	1102	{
1202	Display *dpy = target->dpy;
1203	bool ret = false;	1103	bool ret = false;
1204		1104
1205	if (flags & tintWholesome)	1105	if (bg_flags & BG_TINT_BITAND)
1206	{	1106	{
1207	XGCValues gcv;	1107	XGCValues gcv;
1208	GC gc;	1108	GC gc;
1209		1109
1210	/* In this case we can tint image server-side getting significant	1110	/* In this case we can tint image server-side getting significant
…		…
1221	XFreeGC (dpy, gc);	1121	XFreeGC (dpy, gc);
1222	}	1122	}
1223	}	1123	}
1224	else	1124	else
1225	{	1125	{
1226	# if XFT	1126	# if XRENDER
1227	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1127	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1228		1128
1229	if (flags & tintSet)	1129	if (bg_flags & BG_TINT_SET)
1230	tint.get (c);	1130	tint.get (c);
1231		1131
1232	if (shade <= 100)	1132	if (shade <= 100)
1233	{	1133	{
1234	c.r = (c.r * shade) / 100;	1134	c.r = c.r * shade / 100;
1235	c.g = (c.g * shade) / 100;	1135	c.g = c.g * shade / 100;
1236	c.b = (c.b * shade) / 100;	1136	c.b = c.b * shade / 100;
1237	}	1137	}
1238	else	1138	else
1239	{	1139	{
1240	c.r = ((0xffff - c.r) * (200 - shade)) / 100;	1140	c.r = c.r * (200 - shade) / 100;
1241	c.g = ((0xffff - c.g) * (200 - shade)) / 100;	1141	c.g = c.g * (200 - shade) / 100;
1242	c.b = ((0xffff - c.b) * (200 - shade)) / 100;	1142	c.b = c.b * (200 - shade) / 100;
1243	}	1143	}
1244		1144
1245	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);	1145	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
1246	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	1146	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1247	XRenderPictureAttributes pa;	1147	XRenderPictureAttributes pa;
…		…
1254	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);	1154	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1255	XFreePixmap (dpy, overlay_pmap);	1155	XFreePixmap (dpy, overlay_pmap);
1256		1156
1257	pa.component_alpha = True;	1157	pa.component_alpha = True;
1258	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);	1158	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
1259	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);	1159	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat | CPComponentAlpha, &pa);
1260	XFreePixmap (dpy, mask_pmap);	1160	XFreePixmap (dpy, mask_pmap);
1261		1161
1262	if (mask_pic && overlay_pic && back_pic)
1263	{
1264	XRenderColor mask_c;	1162	XRenderColor mask_c;
1265		1163
1266	memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof (mask_c));
1267	mask_c.alpha = 0xffff;	1164	mask_c.alpha = 0xffff;
		1165	mask_c.red =
		1166	mask_c.green =
		1167	mask_c.blue = 0;
		1168	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
		1169
		1170	mask_c.alpha = 0;
		1171	mask_c.red = 0xffff - c.r;
		1172	mask_c.green = 0xffff - c.g;
		1173	mask_c.blue = 0xffff - c.b;
		1174	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
		1175	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1176
		1177	if (shade > 100)
		1178	{
		1179	mask_c.red = mask_c.green = mask_c.blue = 0xffff * (shade - 100) / 100;
		1180	mask_c.alpha = 0;
1268	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);	1181	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1269		1182
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);	1183	XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1184	}
		1185
1276	ret = true;	1186	ret = true;
1277	}
1278		1187
1279	XRenderFreePicture (dpy, mask_pic);	1188	XRenderFreePicture (dpy, mask_pic);
1280	XRenderFreePicture (dpy, overlay_pic);	1189	XRenderFreePicture (dpy, overlay_pic);
1281	XRenderFreePicture (dpy, back_pic);	1190	XRenderFreePicture (dpy, back_pic);
1282	# endif	1191	# endif
1283	}	1192	}
1284		1193
1285	return ret;	1194	return ret;
1286	}	1195	}
1287		1196
1288	/* make_transparency_pixmap()	1197	/*
1289	* Builds a pixmap sized the same as terminal window, with depth same as the root window	1198	* Builds a pixmap of the same size as the terminal window that contains
1290	* that pixmap contains tiled portion of the root pixmap that is supposed to be covered by	1199	* the tiled portion of the root pixmap that is supposed to be covered by
1291	* our window.	1200	* our window.
1292	*/	1201	*/
1293	unsigned long	1202	unsigned long
1294	bgPixmap_t::make_transparency_pixmap ()	1203	rxvt_term::make_transparency_pixmap ()
1295	{	1204	{
1296	unsigned long result = 0;	1205	unsigned long result = 0;
1297
1298	if (target == NULL)
1299	return 0;
1300		1206
1301	/* root dimensions may change from call to call - but Display structure should	1207	/* root dimensions may change from call to call - but Display structure should
1302	* be always up-to-date, so let's use it :	1208	* be always up-to-date, so let's use it :
1303	*/	1209	*/
1304	Window root = target->display->root;
1305	int screen = target->display->screen;	1210	int screen = display->screen;
1306	Display *dpy = target->dpy;	1211	int root_depth = DefaultDepth (dpy, screen);
1307	int root_width = DisplayWidth (dpy, screen);	1212	int root_width = DisplayWidth (dpy, screen);
1308	int root_height = DisplayHeight (dpy, screen);	1213	int root_height = DisplayHeight (dpy, screen);
1309	unsigned int root_pmap_width, root_pmap_height;	1214	unsigned int root_pmap_width, root_pmap_height;
1310	int window_width = target->szHint.width;	1215	int window_width = szHint.width;
1311	int window_height = target->szHint.height;	1216	int window_height = szHint.height;
1312	int sx, sy;	1217	int sx, sy;
1313	XGCValues gcv;	1218	XGCValues gcv;
1314	GC gc;	1219	GC gc;
1315		1220
1316	target->get_window_origin (sx, sy);	1221	sx = target_x;
		1222	sy = target_y;
1317		1223
1318	/* check if we are outside of the visible part of the virtual screen : */	1224	/* check if we are outside of the visible part of the virtual screen : */
1319	if (sx + window_width <= 0 || sy + window_height <= 0	1225	if (sx + window_width <= 0 || sy + window_height <= 0
1320	|| sx >= root_width || sy >= root_height)	1226	|| sx >= root_width || sy >= root_height)
1321	return 0;	1227	return 0;
1322		1228
		1229	// validate root pixmap and get its size
1323	if (root_pixmap != None)	1230	if (root_pixmap != None)
1324	{	1231	{
1325	/* we want to validate the pixmap and get its size at the same time : */	1232	Window wdummy;
1326	int junk;	1233	int idummy;
1327	unsigned int ujunk;	1234	unsigned int udummy;
1328	/* root pixmap may be bad - allow a error */	1235
1329	target->allowedxerror = -1;	1236	allowedxerror = -1;
1330		1237
1331	if (!XGetGeometry (dpy, root_pixmap, &root, &junk, &junk, &root_pmap_width, &root_pmap_height, &ujunk, &ujunk))	1238	if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pmap_width, &root_pmap_height, &udummy, &udummy))
1332	root_pixmap = None;	1239	root_pixmap = None;
1333		1240
1334	target->allowedxerror = 0;	1241	allowedxerror = 0;
		1242	}
		1243
		1244	Pixmap recoded_root_pmap = root_pixmap;
		1245
		1246	if (root_pixmap != None && root_depth != depth)
1335	}	1247	{
		1248	#if XRENDER
		1249	if (bg_flags & BG_HAS_RENDER)
		1250	{
		1251	recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);
1336		1252
		1253	XRenderPictureAttributes pa;
		1254
		1255	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
		1256	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);
		1257
		1258	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
		1259	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);
		1260
		1261	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
		1262
		1263	XRenderFreePicture (dpy, src);
		1264	XRenderFreePicture (dpy, dst);
		1265	}
		1266	else
		1267	#endif
		1268	recoded_root_pmap = None;
		1269	}
		1270
1337	if (root_pixmap == None)	1271	if (recoded_root_pmap == None)
1338	return 0;	1272	return 0;
1339		1273
		1274	if (bg_pixmap == None
		1275	|| bg_pmap_width != window_width
		1276	|| bg_pmap_height != window_height)
		1277	{
		1278	if (bg_pixmap)
		1279	XFreePixmap (dpy, bg_pixmap);
1340	Pixmap tiled_root_pmap = XCreatePixmap (dpy, root, window_width, window_height, root_depth);	1280	bg_pixmap = XCreatePixmap (dpy, vt, window_width, window_height, depth);
1341		1281	bg_pmap_width = window_width;
1342	if (tiled_root_pmap == None) /* something really bad happened - abort */	1282	bg_pmap_height = window_height;
1343	return 0;	1283	}
1344		1284
1345	/* straightforward pixmap copy */	1285	/* straightforward pixmap copy */
		1286	while (sx < 0) sx += root_width;
		1287	while (sy < 0) sy += root_height;
		1288
1346	gcv.tile = root_pixmap;	1289	gcv.tile = recoded_root_pmap;
1347	gcv.fill_style = FillTiled;	1290	gcv.fill_style = FillTiled;
1348
1349	while (sx < 0) sx += (int)root_width;
1350	while (sy < 0) sy += (int)root_height;
1351
1352	gcv.ts_x_origin = -sx;	1291	gcv.ts_x_origin = -sx;
1353	gcv.ts_y_origin = -sy;	1292	gcv.ts_y_origin = -sy;
1354	gc = XCreateGC (dpy, root, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	1293	gc = XCreateGC (dpy, vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
1355		1294
1356	if (gc)	1295	if (gc)
1357	{	1296	{
1358	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);	1297	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);
1359	result |= transpPmapTiled;	1298	result |= BG_IS_VALID | (bg_flags & BG_EFFECTS_FLAGS);
1360	XFreeGC (dpy, gc);	1299	XFreeGC (dpy, gc);
1361	}
1362		1300
1363	if (tiled_root_pmap != None)	1301	if (!(bg_flags & BG_CLIENT_RENDER))
1364	{
1365	if (!need_client_side_rendering ())
1366	{
1367	if (flags & (blurNeeded | blurServerSide))
1368	{	1302	{
1369	if (blur_pixmap (tiled_root_pmap, DefaultVisual (dpy, screen), window_width, window_height))	1303	if ((bg_flags & BG_NEEDS_BLUR)
1370	result |= transpPmapBlurred;	1304	&& (bg_flags & BG_HAS_RENDER_CONV))
1371	}	1305	{
1372	if (flags & (tintNeeded | tintServerSide))	1306	if (blur_pixmap (bg_pixmap, visual, window_width, window_height))
		1307	result &= ~BG_NEEDS_BLUR;
1373	{	1308	}
		1309	if ((bg_flags & BG_NEEDS_TINT)
		1310	&& (bg_flags & (BG_TINT_BITAND | BG_HAS_RENDER)))
		1311	{
1374	if (tint_pixmap (tiled_root_pmap, DefaultVisual (dpy, screen), window_width, window_height))	1312	if (tint_pixmap (bg_pixmap, visual, window_width, window_height))
1375	result |= transpPmapTinted;	1313	result &= ~BG_NEEDS_TINT;
1376	}	1314	}
1377	} /* server side rendering completed */	1315	} /* server side rendering completed */
1378
1379	if (pixmap)
1380	XFreePixmap (dpy, pixmap);
1381
1382	pixmap = tiled_root_pmap;
1383	pmap_width = window_width;
1384	pmap_height = window_height;
1385	pmap_depth = root_depth;
1386	}	1316	}
		1317
		1318	if (recoded_root_pmap != root_pixmap)
		1319	XFreePixmap (dpy, recoded_root_pmap);
1387		1320
1388	return result;	1321	return result;
1389	}	1322	}
1390		1323
		1324	void
		1325	rxvt_term::bg_set_root_pixmap ()
		1326	{
		1327	Pixmap new_root_pixmap = get_pixmap_property (xa[XA_XROOTPMAP_ID]);
		1328	if (new_root_pixmap == None)
		1329	new_root_pixmap = get_pixmap_property (xa[XA_ESETROOT_PMAP_ID]);
		1330
		1331	root_pixmap = new_root_pixmap;
		1332	}
		1333	# endif /* ENABLE_TRANSPARENCY */
		1334
		1335	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
		1336	static void shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c);
		1337	# endif
		1338
1391	bool	1339	bool
1392	bgPixmap_t::set_root_pixmap ()	1340	rxvt_term::bg_render ()
1393	{	1341	{
1394	Pixmap new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);	1342	unsigned long tr_flags = 0;
1395	if (new_root_pixmap == None)
1396	new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);
1397		1343
1398	if (new_root_pixmap != root_pixmap)	1344	bg_invalidate ();
1399	{	1345	# ifdef ENABLE_TRANSPARENCY
1400	root_pixmap = new_root_pixmap;	1346	if (bg_flags & BG_IS_TRANSPARENT)
1401	return true;
1402	}	1347	{
1403		1348	/* we need to re-generate transparency pixmap in that case ! */
		1349	tr_flags = make_transparency_pixmap ();
		1350	if (tr_flags == 0)
1404	return false;	1351	return false;
1405	}	1352	else if (!(tr_flags & BG_EFFECTS_FLAGS))
1406	# endif /* ENABLE_TRANSPARENCY */	1353	bg_flags |= BG_IS_VALID;
1407		1354	}
1408	# ifndef HAVE_AFTERIMAGE
1409	static void ShadeXImage(Visual *visual, XImage *srcImage, int shade, int rm, int gm, int bm);
1410	# endif	1355	# endif
1411		1356
1412	bool	1357	# ifdef BG_IMAGE_FROM_FILE
1413	bgPixmap_t::render ()	1358	if ((bg_flags & BG_IS_FROM_FILE)
1414	{	1359	|| (tr_flags & BG_EFFECTS_FLAGS))
1415	unsigned long background_flags = 0;
1416
1417	if (target == NULL)
1418	return false;
1419
1420	invalidate ();
1421	# ifdef ENABLE_TRANSPARENCY
1422	if (flags & isTransparent)
1423	{	1360	{
1424	/* we need to re-generate transparency pixmap in that case ! */	1361	if (render_image (tr_flags))
1425	background_flags = make_transparency_pixmap ();	1362	bg_flags |= BG_IS_VALID;
1426	if (background_flags == 0)
1427	return false;
1428	else if ((background_flags & transpTransformations) == (flags & transpTransformations)
1429	&& pmap_depth == target->depth)
1430	flags = flags & ~isInvalid;
1431	}	1363	}
1432	# endif	1364	# endif
1433		1365
1434	# ifdef BG_IMAGE_FROM_FILE	1366	# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1435	if (have_image	1367	XImage *result = NULL;
1436	|| (background_flags & transpTransformations) != (flags & transpTransformations))	1368
		1369	if (tr_flags && !(bg_flags & BG_IS_VALID))
		1370	{
		1371	result = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
1437	{	1372	}
1438	if (render_image (background_flags))	1373
1439	flags = flags & ~isInvalid;	1374	if (result)
		1375	{
		1376	/* our own client-side tinting */
		1377	if (tr_flags & BG_NEEDS_TINT)
		1378	{
		1379	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
		1380	if (bg_flags & BG_TINT_SET)
		1381	tint.get (c);
		1382	shade_ximage (DefaultVisual (dpy, display->screen), result, shade, c);
		1383	}
		1384
		1385	GC gc = XCreateGC (dpy, vt, 0UL, NULL);
		1386
		1387	if (gc)
		1388	{
		1389	XPutImage (dpy, bg_pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
		1390
		1391	XFreeGC (dpy, gc);
		1392	bg_flags |= BG_IS_VALID;
		1393	}
		1394
		1395	XDestroyImage (result);
1440	}	1396	}
1441	# endif	1397	# endif
1442		1398
1443	XImage *result = NULL;	1399	if (!(bg_flags & BG_IS_VALID))
1444
1445	if (background_flags && (flags & isInvalid))
1446	{
1447	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1448	}	1400	{
1449
1450	if (result)
1451	{
1452	# if !defined(HAVE_AFTERIMAGE) && !XFT
1453	/* our own client-side tinting */
1454	/* ATTENTION: We ASSUME that XFT will let us do all the tinting necessary server-side.
1455	This may need to be changed in need_client_side_rendering() logic is altered !!! */
1456	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
1457	{
1458	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1459	if (flags & tintSet)
1460	tint.get (c);
1461	ShadeXImage (DefaultVisual (target->dpy, target->display->screen), result, shade, c.r, c.g, c.b);
1462	}
1463	# endif
1464
1465	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);
1466
1467	if (gc)
1468	{
1469	if (/*pmap_depth != target->depth &&*/ pixmap != None)
1470	{
1471	XFreePixmap (target->dpy, pixmap);
1472	pixmap = None;
1473	}
1474
1475	if (pixmap == None)
1476	{
1477	pixmap = XCreatePixmap (target->dpy, target->vt, result->width, result->height, target->depth);
1478	pmap_width = result->width;
1479	pmap_height = result->height;
1480	pmap_depth = target->depth;
1481	}
1482
1483	if (pmap_depth != result->depth)
1484	{
1485	/* Bad Match error will ensue ! stupid X !!!! */
1486	if (result->depth == 24 && pmap_depth == 32)
1487	result->depth = 32;
1488	else if (result->depth == 32 && pmap_depth == 24)
1489	result->depth = 24;
1490	else
1491	{
1492	/* TODO: implement image recoding */
1493	}
1494	}
1495
1496	if (pmap_depth == result->depth)
1497	XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1498
1499	XFreeGC (target->dpy, gc);
1500	flags = flags & ~isInvalid;
1501	}
1502
1503	XDestroyImage (result);
1504	}
1505
1506	if (flags & isInvalid)
1507	{
1508	if (pixmap != None)	1401	if (bg_pixmap != None)
1509	{	1402	{
1510	XFreePixmap (target->dpy, pixmap);	1403	XFreePixmap (dpy, bg_pixmap);
1511	pixmap = None;	1404	bg_pixmap = None;
1512	}	1405	}
1513	}	1406	}
1514		1407
1515	apply ();	1408	scr_recolour (false);
		1409	bg_flags |= BG_NEEDS_REFRESH;
1516		1410
1517	valid_since = ev::now ();	1411	bg_valid_since = ev::now ();
1518		1412
1519	return true;	1413	return true;
1520	}	1414	}
1521		1415
1522	bool
1523	bgPixmap_t::set_target (rxvt_term *new_target)
1524	{
1525	if (new_target)
1526	if (target != new_target)
1527	{
1528	target = new_target;
1529	# ifdef ENABLE_TRANSPARENCY
1530	root_depth = DefaultDepthOfScreen (ScreenOfDisplay (target->dpy, target->display->screen));
1531	# endif
1532	return true;
1533	}
1534
1535	return false;
1536	}
1537
1538	void	1416	void
1539	bgPixmap_t::apply ()	1417	rxvt_term::bg_init ()
1540	{	1418	{
1541	if (target)
1542	{
1543	if (pixmap != None)
1544	{
1545	/* set target's background to pixmap */
1546	# ifdef ENABLE_TRANSPARENCY	1419	#ifdef ENABLE_TRANSPARENCY
1547	if (flags & isTransparent)	1420	shade = 100;
1548	{
1549	XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);
1550	XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);
1551
1552	if (target->scrollBar.win)
1553	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);
1554	}
1555	else
1556	# endif	1421	#endif
1557	{
1558	/* force old pixmap dereference in case it was transparent before :*/
1559	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1560	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1561	/* do we also need to set scrollbar's background here ? */
1562		1422
1563	if (target->scrollBar.win)	1423	bg_flags &= ~(BG_HAS_RENDER | BG_HAS_RENDER_CONV);
1564	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);	1424	#if XRENDER
1565	}	1425	int major, minor;
1566	}	1426	if (XRenderQueryVersion (dpy, &major, &minor))
1567	else	1427	bg_flags |= BG_HAS_RENDER;
1568	{	1428	XFilters *filters = XRenderQueryFilters (dpy, vt);
1569	/* set target background to a pixel */	1429	if (filters)
1570	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1571	XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);
1572	/* do we also need to set scrollbar's background here ? */
1573	if (target->scrollBar.win)
1574	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1575	}
1576
1577	/* don't want Expose on the parent or vt. It is better to use
1578	scr_touch or we get a great deal of flicker otherwise: */
1579	XClearWindow (target->dpy, target->parent[0]);
1580
1581	if (target->scrollBar.state && target->scrollBar.win)
1582	{
1583	target->scrollBar.state = STATE_IDLE;
1584	target->scrollBar.show (0);
1585	}
1586
1587	target->want_refresh = 1;
1588	flags |= hasChanged;
1589	}	1430	{
		1431	for (int i = 0; i < filters->nfilter; i++)
		1432	if (!strcmp (filters->filter[i], FilterConvolution))
		1433	bg_flags |= BG_HAS_RENDER_CONV;
		1434
		1435	XFree (filters);
		1436	}
		1437	#endif
1590	}	1438	}
1591		1439
1592	#endif /* HAVE_BG_PIXMAP */	1440	#endif /* HAVE_BG_PIXMAP */
1593		1441
1594	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) && !XFT	1442	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1595	/* taken from aterm-0.4.2 */	1443	/* taken from aterm-0.4.2 */
1596		1444
1597	static void	1445	static void
1598	ShadeXImage(Visual *visual, XImage *srcImage, int shade, int rm, int gm, int bm)	1446	shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c)
1599	{	1447	{
1600	int sh_r, sh_g, sh_b;	1448	int sh_r, sh_g, sh_b;
1601	uint32_t mask_r, mask_g, mask_b;	1449	uint32_t mask_r, mask_g, mask_b;
1602	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;	1450	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1603	unsigned int lower_lim_r, lower_lim_g, lower_lim_b;	1451	rgba low;
1604	unsigned int upper_lim_r, upper_lim_g, upper_lim_b;	1452	rgba high;
1605	int i;	1453	int i;
1606	int host_byte_order = byteorder.big_endian () ? MSBFirst : LSBFirst;	1454	int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
1607		1455
1608	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return;	1456	if (visual->c_class != TrueColor || ximage->format != ZPixmap) return;
1609		1457
1610	/* for convenience */	1458	/* for convenience */
1611	mask_r = visual->red_mask;	1459	mask_r = visual->red_mask;
1612	mask_g = visual->green_mask;	1460	mask_g = visual->green_mask;
1613	mask_b = visual->blue_mask;	1461	mask_b = visual->blue_mask;
1614		1462
1615	/* boring lookup table pre-initialization */	1463	/* boring lookup table pre-initialization */
1616	switch (srcImage->depth)	1464	switch (ximage->depth)
1617	{	1465	{
1618	case 15:	1466	case 15:
1619	if ((mask_r != 0x7c00) ||	1467	if ((mask_r != 0x7c00) ||
1620	(mask_g != 0x03e0) ||	1468	(mask_g != 0x03e0) ||
1621	(mask_b != 0x001f))	1469	(mask_b != 0x001f))
…		…
1674	/* prepare limits for color transformation (each channel is handled separately) */	1522	/* prepare limits for color transformation (each channel is handled separately) */
1675	if (shade > 100)	1523	if (shade > 100)
1676	{	1524	{
1677	shade = 200 - shade;	1525	shade = 200 - shade;
1678		1526
1679	lower_lim_r = 65535-rm;	1527	high.r = c.r * shade / 100;
1680	lower_lim_g = 65535-gm;	1528	high.g = c.g * shade / 100;
1681	lower_lim_b = 65535-bm;	1529	high.b = c.b * shade / 100;
1682		1530
1683	lower_lim_r = 65535-(unsigned int)(((uint32_t)lower_lim_r)*((uint32_t)shade)/100);	1531	low.r = 65535 * (100 - shade) / 100;
1684	lower_lim_g = 65535-(unsigned int)(((uint32_t)lower_lim_g)*((uint32_t)shade)/100);	1532	low.g = 65535 * (100 - shade) / 100;
1685	lower_lim_b = 65535-(unsigned int)(((uint32_t)lower_lim_b)*((uint32_t)shade)/100);	1533	low.b = 65535 * (100 - shade) / 100;
1686
1687	upper_lim_r = upper_lim_g = upper_lim_b = 65535;
1688	}	1534	}
1689	else	1535	else
1690	{	1536	{
		1537	high.r = c.r * shade / 100;
		1538	high.g = c.g * shade / 100;
		1539	high.b = c.b * shade / 100;
1691		1540
1692	lower_lim_r = lower_lim_g = lower_lim_b = 0;	1541	low.r = low.g = low.b = 0;
1693
1694	upper_lim_r = (unsigned int)((((uint32_t)rm)*((uint32_t)shade))/100);
1695	upper_lim_g = (unsigned int)((((uint32_t)gm)*((uint32_t)shade))/100);
1696	upper_lim_b = (unsigned int)((((uint32_t)bm)*((uint32_t)shade))/100);
1697	}	1542	}
1698		1543
1699	/* fill our lookup tables */	1544	/* fill our lookup tables */
1700	for (i = 0; i <= mask_r>>sh_r; i++)	1545	for (i = 0; i <= mask_r>>sh_r; i++)
1701	{	1546	{
1702	uint32_t tmp;	1547	uint32_t tmp;
1703	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_r-lower_lim_r));	1548	tmp = i * high.r;
1704	tmp += ((uint32_t)(mask_r>>sh_r))*((uint32_t)lower_lim_r);	1549	tmp += (mask_r>>sh_r) * low.r;
1705	lookup_r[i] = (tmp/65535)<<sh_r;	1550	lookup_r[i] = (tmp/65535)<<sh_r;
1706	}	1551	}
1707	for (i = 0; i <= mask_g>>sh_g; i++)	1552	for (i = 0; i <= mask_g>>sh_g; i++)
1708	{	1553	{
1709	uint32_t tmp;	1554	uint32_t tmp;
1710	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_g-lower_lim_g));	1555	tmp = i * high.g;
1711	tmp += ((uint32_t)(mask_g>>sh_g))*((uint32_t)lower_lim_g);	1556	tmp += (mask_g>>sh_g) * low.g;
1712	lookup_g[i] = (tmp/65535)<<sh_g;	1557	lookup_g[i] = (tmp/65535)<<sh_g;
1713	}	1558	}
1714	for (i = 0; i <= mask_b>>sh_b; i++)	1559	for (i = 0; i <= mask_b>>sh_b; i++)
1715	{	1560	{
1716	uint32_t tmp;	1561	uint32_t tmp;
1717	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_b-lower_lim_b));	1562	tmp = i * high.b;
1718	tmp += ((uint32_t)(mask_b>>sh_b))*((uint32_t)lower_lim_b);	1563	tmp += (mask_b>>sh_b) * low.b;
1719	lookup_b[i] = (tmp/65535)<<sh_b;	1564	lookup_b[i] = (tmp/65535)<<sh_b;
1720	}	1565	}
1721		1566
1722	/* apply table to input image (replacing colors by newly calculated ones) */	1567	/* apply table to input image (replacing colors by newly calculated ones) */
1723	if (srcImage->bits_per_pixel == 32	1568	if (ximage->bits_per_pixel == 32
1724	&& (srcImage->depth == 24 || srcImage->depth == 32)	1569	&& (ximage->depth == 24 || ximage->depth == 32)
1725	&& srcImage->byte_order == host_byte_order)	1570	&& ximage->byte_order == host_byte_order)
1726	{	1571	{
1727	uint32_t *p1, *pf, *p, *pl;	1572	uint32_t *p1, *pf, *p, *pl;
1728	p1 = (uint32_t *) srcImage->data;	1573	p1 = (uint32_t *) ximage->data;
1729	pf = (uint32_t *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);	1574	pf = (uint32_t *) (ximage->data + ximage->height * ximage->bytes_per_line);
1730		1575
1731	while (p1 < pf)	1576	while (p1 < pf)
1732	{	1577	{
1733	p = p1;	1578	p = p1;
1734	pl = p1 + srcImage->width;	1579	pl = p1 + ximage->width;
1735	for (; p < pl; p++)	1580	for (; p < pl; p++)
1736	{	1581	{
1737	*p = lookup_r[(*p & 0xff0000) >> 16] |	1582	*p = lookup_r[(*p & 0xff0000) >> 16] |
1738	lookup_g[(*p & 0x00ff00) >> 8] |	1583	lookup_g[(*p & 0x00ff00) >> 8] |
1739	lookup_b[(*p & 0x0000ff)] |	1584	lookup_b[(*p & 0x0000ff)] |
1740	(*p & 0xff000000);	1585	(*p & 0xff000000);
1741	}	1586	}
1742	p1 = (uint32_t *) ((char *) p1 + srcImage->bytes_per_line);	1587	p1 = (uint32_t *) ((char *) p1 + ximage->bytes_per_line);
1743	}	1588	}
1744	}	1589	}
1745	else	1590	else
1746	{	1591	{
1747	for (int y = 0; y < srcImage->height; y++)	1592	for (int y = 0; y < ximage->height; y++)
1748	for (int x = 0; x < srcImage->width; x++)	1593	for (int x = 0; x < ximage->width; x++)
1749	{	1594	{
1750	unsigned long pixel = XGetPixel (srcImage, x, y);	1595	unsigned long pixel = XGetPixel (ximage, x, y);
1751	pixel = lookup_r[(pixel & mask_r) >> sh_r] |	1596	pixel = lookup_r[(pixel & mask_r) >> sh_r] |
1752	lookup_g[(pixel & mask_g) >> sh_g] |	1597	lookup_g[(pixel & mask_g) >> sh_g] |
1753	lookup_b[(pixel & mask_b) >> sh_b];	1598	lookup_b[(pixel & mask_b) >> sh_b];
1754	XPutPixel (srcImage, x, y, pixel);	1599	XPutPixel (ximage, x, y, pixel);
1755	}	1600	}
1756	}	1601	}
1757		1602
1758	free (lookup);	1603	free (lookup);
1759	}	1604	}

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines