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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.63 by sf-exg, Sun Oct 3 21:44:39 2010 UTC vs.
Revision 1.138 by sf-exg, Thu Jan 20 17:39:29 2011 UTC

…		…
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 <pcg@goof.com>
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	*	9	*
9	* 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
10	* 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
11	* the Free Software Foundation; either version 2 of the License, or	12	* the Free Software Foundation; either version 2 of the License, or
12	* (at your option) any later version.	13	* (at your option) any later version.
…		…
19	* You should have received a copy of the GNU General Public License	20	* You should have received a copy of the GNU General Public License
20	* along with this program; if not, write to the Free Software	21	* along with this program; if not, write to the Free Software
21	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	22	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
22	*---------------------------------------------------------------------*/	23	*---------------------------------------------------------------------*/
23		24
		25	#include <cmath>
24	#include "../config.h" /* NECESSARY */	26	#include "../config.h" /* NECESSARY */
25	#include "rxvt.h" /* NECESSARY */	27	#include "rxvt.h" /* NECESSARY */
26		28
27	#define DO_TIMING_TEST 0	29	#if XRENDER
		30	# include <X11/extensions/Xrender.h>
		31	#endif
28		32
29	#if DO_TIMING_TEST	33	#ifndef FilterConvolution
30	# include <sys/time.h>	34	#define FilterConvolution "convolution"
31	#define TIMING_TEST_START(id) \
32	struct timeval timing_test_##id##_stv; \
33	gettimeofday (&timing_test_##id##_stv, NULL);
34
35	#define TIMING_TEST_PRINT_RESULT(id) \
36	do { \
37	struct timeval tv; \
38	gettimeofday (&tv, NULL); \
39	tv.tv_sec -= (timing_test_##id##_stv).tv_sec; \
40	fprintf (stderr, "%s: %s: %d: elapsed %ld usec\n", #id, __FILE__, __LINE__, \
41	tv.tv_sec * 1000000 + tv.tv_usec - (timing_test_##id##_stv).tv_usec); \
42	} while (0)
43
44	#else
45	#define TIMING_TEST_START(id) do {} while (0)
46	#define TIMING_TEST_PRINT_RESULT(id) do {} while (0)
47	#endif	35	#endif
48		36
49	/*	37	/*
50	* Pixmap geometry string interpretation :	38	* Pixmap geometry string interpretation :
51	* Each geometry string contains zero or one scale/position	39	* Each geometry string contains zero or one scale/position
…		…
56	*	44	*
57	* 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%.
58	* W and H are percentages of the terminal window size.	46	* W and H are percentages of the terminal window size.
59	* X and Y are also percentages; e.g., +50+50 centers	47	* X and Y are also percentages; e.g., +50+50 centers
60	* the image in the window.	48	* the image in the window.
61	* WxH+X Assumes Y == X
62	* WxH Assumes Y == X == 50 (centers the image)
63	* W+X+Y Assumes H == W
64	* W+X Assumes H == W and Y == X
65	* W Assumes H == W and Y == X == 50
66	*
67	* Adjusting position only :
68	* =+X+Y Set position to X% by Y% (absolute).
69	* =+X Set position to X% by X%.
70	* +X+Y Adjust position horizontally X% and vertically Y%
71	* from current position (relative).
72	* +X Adjust position horizontally X% and vertically X%
73	* from current position.
74	*
75	* Adjusting scale only :
76	* Wx0 Multiply horizontal scaling factor by W%
77	* 0xH Multiply vertical scaling factor by H%
78	* 0x0 No scaling (show image at normal size).
79	*	49	*
80	* Pixmap Operations : (should be prepended by a colon)	50	* Pixmap Operations : (should be prepended by a colon)
81	* tile Tile image. Scaling/position modifiers above will affect	51	* tile Tile image. Scaling/position modifiers above will affect
82	* the tile size and origin.	52	* the tile size and origin.
83	* propscale When scaling, scale proportionally. That is, maintain the	53	* propscale When scaling, scale proportionally. That is, maintain the
…		…
104	#ifdef BG_IMAGE_FROM_FILE	74	#ifdef BG_IMAGE_FROM_FILE
105	have_image = false;	75	have_image = false;
106	h_scale = v_scale = 0;	76	h_scale = v_scale = 0;
107	h_align = v_align = 0;	77	h_align = v_align = 0;
108	#endif	78	#endif
		79	#ifdef ENABLE_TRANSPARENCY
		80	shade = 100;
		81	#endif
109	flags = 0;	82	flags = 0;
110	pixmap = None;	83	pixmap = None;
111	valid_since = invalid_since = 0;	84	valid_since = 0;
112	target = 0;	85	target = 0;
		86	target_x = target_y = 0;
113	}	87	}
114		88
115	void	89	void
116	bgPixmap_t::destroy ()	90	bgPixmap_t::destroy ()
117	{	91	{
…		…
128	if (pixmap && target)	102	if (pixmap && target)
129	XFreePixmap (target->dpy, pixmap);	103	XFreePixmap (target->dpy, pixmap);
130	}	104	}
131		105
132	bool	106	bool
		107	bgPixmap_t::set_position (int x, int y)
		108	{
		109
		110	if (target_x != x
		111	|| target_y != y)
		112	{
		113	target_x = x;
		114	target_y = y;
		115	return true;
		116	}
		117	return false;
		118	}
		119
		120	bool
133	bgPixmap_t::window_size_sensitive ()	121	bgPixmap_t::window_size_sensitive ()
134	{	122	{
135	# ifdef ENABLE_TRANSPARENCY	123	# ifdef ENABLE_TRANSPARENCY
136	if (flags & isTransparent)	124	if (flags & isTransparent)
137	return true;	125	return true;
…		…
162	if (flags & rootAlign)	150	if (flags & rootAlign)
163	return true;	151	return true;
164	}	152	}
165	# endif	153	# endif
166		154
167	return false;
168	};
169
170	bool bgPixmap_t::need_client_side_rendering ()
171	{
172	# ifdef HAVE_AFTERIMAGE
173	if (original_asim)
174	return true;
175	# endif
176	# ifdef ENABLE_TRANSPARENCY
177	if (flags & isTransparent)
178	{
179	# ifdef HAVE_AFTERIMAGE // can't blur without libAI anyways
180	if ((flags & blurNeeded) && !(flags & blurServerSide))
181	return true;
182	# endif
183	if ((flags & tintNeeded) && !(flags & tintServerSide))
184	return true;
185	}
186	# endif
187	return false;	155	return false;
188	}	156	}
189		157
190	# ifdef BG_IMAGE_FROM_FILE	158	# ifdef BG_IMAGE_FROM_FILE
191	static inline bool	159	static inline bool
…		…
226	make_align_position (int align, int window_size, int image_size)	194	make_align_position (int align, int window_size, int image_size)
227	{	195	{
228	int diff = window_size - image_size;	196	int diff = window_size - image_size;
229	int smaller = min (image_size, window_size);	197	int smaller = min (image_size, window_size);
230		198
231	if (align >= 0 && align <= 50)	199	if (align >= 0 && align <= 100)
232	return diff * align / 100;	200	return diff * align / 100;
233	else if (align > 50 && align <= 100)
234	return window_size - image_size - diff * (100 - align) / 100;
235	else if (align > 100 && align <= 200 )	201	else if (align > 100 && align <= 200)
236	return ((align - 100) * smaller / 100) + window_size - smaller;	202	return ((align - 100) * smaller / 100) + window_size - smaller;
237	else if (align > -100 && align < 0)	203	else if (align >= -100 && align < 0)
238	return ((align + 100) * smaller / 100) - image_size;	204	return ((align + 100) * smaller / 100) - image_size;
239	return 0;	205	return 0;
240	}	206	}
241		207
242	static inline int	208	static inline int
243	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)	209	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)
244	{	210	{
245	int src_pos = 0;	211	int src_pos = 0;
246	dst_pos = 0;	212	dst_pos = pos;
247	dst_size = size;	213	dst_size = size;
248	if (pos < 0)	214	if (pos < 0)
249	{	215	{
250	src_pos = -pos;	216	src_pos = -pos;
		217	dst_pos = 0;
251	dst_size += pos;	218	dst_size += pos;
252	}	219	}
253	else if (pos > 0)
254	dst_pos = pos;
255		220
256	if (dst_pos + dst_size > target_size)	221	if (dst_pos + dst_size > target_size)
257	dst_size = target_size - dst_pos;	222	dst_size = target_size - dst_pos;
258	return src_pos;	223	return src_pos;
259	}	224	}
260		225
261	bool	226	bool
262	bgPixmap_t::set_geometry (const char *geom)	227	bgPixmap_t::set_geometry (const char *geom, bool update)
263	{	228	{
		229	bool changed = false;
264	int geom_flags = 0, changed = 0;	230	int geom_flags = 0;
265	int x = 0, y = 0;	231	int x = 0, y = 0;
266	unsigned int w = 0, h = 0;	232	unsigned int w = 0, h = 0;
267	unsigned int n;	233	unsigned int n;
268	unsigned long new_flags = (flags & (~geometryFlags));	234	unsigned long new_flags = (flags & (~geometryFlags));
269	const char *p;	235	const char *ops;
270	# define MAXLEN_GEOM 256 /* could be longer than regular geometry string */
271		236
272	if (geom == NULL)	237	if (geom == NULL)
273	return false;	238	return false;
274		239
275	char str[MAXLEN_GEOM];	240	char str[256];
276		241
277	while (isspace(*geom)) ++geom;
278	if ((p = strchr (geom, ';')) == NULL)
279	p = strchr (geom, '\0');	242	ops = strchr (geom, ':');
280		243	if (ops == NULL)
		244	n = strlen (geom);
		245	else
281	n = (p - geom);	246	n = ops - geom;
282	if (n < MAXLEN_GEOM)
283	{
284	char *ops;
285	new_flags |= geometrySet;
286		247
		248	if (n >= sizeof (str))
		249	return false;
		250
287	memcpy (str, geom, n);	251	memcpy (str, geom, n);
288	str[n] = '\0';	252	str[n] = '\0';
289	if (str[0] == ':')	253	rxvt_strtrim (str);
290	ops = &str[0];
291	else if (str[0] != 'x' && str[0] != 'X' && isalpha(str[0]))
292	ops = &str[0];
293	else
294	{
295	char *tmp;
296	ops = strchr (str, ':');
297	if (ops != NULL)
298	{
299	for (tmp = ops-1; tmp >= str && isspace(*tmp); --tmp);
300	*(++tmp) = '\0';
301	if (ops == tmp) ++ops;
302	}
303	}
304		254
305	if (ops > str || ops == NULL)	255	if (str[0])
306	{	256	{
307	/* we have geometry string - let's handle it prior to applying ops */	257	/* we have geometry string - let's handle it prior to applying ops */
308	geom_flags = XParseGeometry (str, &x, &y, &w, &h);	258	geom_flags = XParseGeometry (str, &x, &y, &w, &h);
309
310	if ((geom_flags & XValue) && !(geom_flags & YValue))
311	{
312	y = x;
313	geom_flags |= YValue;
314	}
315
316	if (flags & geometrySet)
317	{
318	/* new geometry is an adjustment to the old one ! */
319	if ((geom_flags & WidthValue) && (geom_flags & HeightValue))
320	{
321	if (w == 0 && h != 0)
322	{
323	w = h_scale;
324	h = (v_scale * h) / 100;
325	}
326	else if (h == 0 && w != 0)
327	{
328	w = (h_scale * w) / 100;
329	h = v_scale;
330	}
331	}
332	if (geom_flags & XValue)
333	{
334	if (str[0] != '=')
335	{
336	y += v_align;
337	x += h_align;
338	}
339	}
340	}
341	else /* setting up geometry from scratch */
342	{
343	if (!(geom_flags & XValue))
344	{
345	/* use default geometry - centered */
346	x = y = defaultAlign;
347	}
348	else if (!(geom_flags & YValue))
349	y = x;
350
351	if ((geom_flags & (WidthValue|HeightValue)) == 0)
352	{
353	/* use default geometry - scaled */
354	w = h = defaultScale;
355	}
356	else if (geom_flags & WidthValue)
357	{
358	if (!(geom_flags & HeightValue))
359	h = w;
360	}
361	else
362	w = h;
363	}
364	} /* done parsing geometry string */	259	} /* done parsing geometry string */
365	else if (!(flags & geometrySet))	260
366	{	261	if (!update)
367	/* default geometry - scaled and centered */	262	{
		263	if (!(geom_flags & XValue))
368	x = y = defaultAlign;	264	x = y = defaultAlign;
		265	else if (!(geom_flags & YValue))
		266	y = x;
		267
		268	if (!(geom_flags & (WidthValue|HeightValue)))
369	w = h = defaultScale;	269	w = h = defaultScale;
370	}	270	else if (!(geom_flags & HeightValue))
		271	h = w;
		272	else if (!(geom_flags & WidthValue))
		273	w = h;
371		274
372	if (!(flags & geometrySet))
373	geom_flags |= WidthValue|HeightValue|XValue|YValue;	275	geom_flags |= WidthValue|HeightValue|XValue|YValue;
		276	}
374		277
375	if (ops)	278	if (ops)
376	{	279	{
377	while (*ops)	280	char **arr = rxvt_strsplit (':', ops + 1);
		281
		282	for (int i = 0; arr[i]; i++)
378	{	283	{
379	while (*ops == ':' || isspace(*ops)) ++ops;	284	if (!strcasecmp (arr[i], "tile"))
380
381	# define CHECK_GEOM_OPS(op_str) (strncasecmp (ops, (op_str), sizeof (op_str) - 1) == 0)
382	if (CHECK_GEOM_OPS ("tile"))
383	{	285	{
384	w = h = noScale;	286	w = h = noScale;
385	geom_flags |= WidthValue|HeightValue;	287	geom_flags |= WidthValue|HeightValue;
386	}	288	}
387	else if (CHECK_GEOM_OPS ("propscale"))	289	else if (!strcasecmp (arr[i], "propscale"))
388	{	290	{
389	new_flags |= propScale;	291	new_flags |= propScale;
390	}	292	}
391	else if (CHECK_GEOM_OPS ("hscale"))	293	else if (!strcasecmp (arr[i], "hscale"))
392	{	294	{
393	if (w == 0) w = windowScale;	295	if (w == 0) w = windowScale;
394		296
395	h = noScale;	297	h = noScale;
396	geom_flags |= WidthValue|HeightValue;	298	geom_flags |= WidthValue|HeightValue;
397	}	299	}
398	else if (CHECK_GEOM_OPS ("vscale"))	300	else if (!strcasecmp (arr[i], "vscale"))
399	{	301	{
400	if (h == 0) h = windowScale;	302	if (h == 0) h = windowScale;
401		303
402	w = noScale;	304	w = noScale;
403	geom_flags |= WidthValue|HeightValue;	305	geom_flags |= WidthValue|HeightValue;
404	}	306	}
405	else if (CHECK_GEOM_OPS ("scale"))	307	else if (!strcasecmp (arr[i], "scale"))
406	{	308	{
407	if (h == 0) h = windowScale;	309	if (h == 0) h = windowScale;
408	if (w == 0) w = windowScale;	310	if (w == 0) w = windowScale;
409		311
410	geom_flags |= WidthValue|HeightValue;	312	geom_flags |= WidthValue|HeightValue;
411	}	313	}
412	else if (CHECK_GEOM_OPS ("auto"))	314	else if (!strcasecmp (arr[i], "auto"))
413	{	315	{
414	w = h = windowScale;	316	w = h = windowScale;
415	x = y = centerAlign;	317	x = y = centerAlign;
416	geom_flags |= WidthValue|HeightValue|XValue|YValue;	318	geom_flags |= WidthValue|HeightValue|XValue|YValue;
417	}	319	}
418	else if (CHECK_GEOM_OPS ("root"))	320	else if (!strcasecmp (arr[i], "root"))
419	{	321	{
420	new_flags |= rootAlign;	322	new_flags |= rootAlign;
421	w = h = noScale;	323	w = h = noScale;
422	geom_flags |= WidthValue|HeightValue;	324	geom_flags |= WidthValue|HeightValue;
423	}	325	}
424	# undef CHECK_GEOM_OPS
425
426	while (*ops != ':' && *ops != '\0') ++ops;
427	} /* done parsing ops */	326	} /* done parsing ops */
428	}
429		327
		328	rxvt_free_strsplit (arr);
		329	}
		330
430	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) ++changed;	331	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;
431	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) ++changed;	332	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;
432	if (check_set_align_value (geom_flags, XValue, h_align, x)) ++changed;	333	if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;
433	if (check_set_align_value (geom_flags, YValue, v_align, y)) ++changed;	334	if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
434	}
435		335
436	if (new_flags != flags)	336	if (new_flags != flags)
437	{	337	{
438	flags = new_flags;	338	flags = new_flags;
439	changed++;	339	changed = true;
440	}	340	}
441		341
442	//fprintf (stderr, "flags = %lX, scale = %ux%u, align=%+d%+d\n",
443	// flags, h_scale, v_scale, h_align, v_align);
444	return (changed > 0);	342	return changed;
445	}	343	}
446		344
447	void	345	void
448	bgPixmap_t::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)	346	bgPixmap_t::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
449	{	347	{
…		…
461	{	359	{
462	w = h_scale * target_width / 100;	360	w = h_scale * target_width / 100;
463	h = v_scale * target_height / 100;	361	h = v_scale * target_height / 100;
464	}	362	}
465		363
		364	if (!w) w = image_width;
		365	if (!h) h = image_height;
		366
466	if (flags & rootAlign)	367	if (flags & rootAlign)
467	{	368	{
468	target->get_window_origin (x, y);
469	x = -x;	369	x = -target_x;
470	y = -y;	370	y = -target_y;
471	}	371	}
472	else	372	else
473	{	373	{
474	x = make_align_position (h_align, target_width, w > 0 ? w : image_width);	374	x = make_align_position (h_align, target_width, w);
475	y = make_align_position (v_align, target_height, h > 0 ? h : image_height);	375	y = make_align_position (v_align, target_height, h);
476	}	376	}
477		377
478	flags &= ~sizeSensitive;	378	flags &= ~sizeSensitive;
479	if (h_scale != 0 || v_scale != 0	379	if ((flags & propScale) || h_scale || v_scale
480	|| h_align != 0 || v_align != 0	380	|| (!(flags & rootAlign) && (h_align || v_align))
481	|| image_width > target_width || image_height > target_height)	381	|| w > target_width || h > target_height)
482	flags |= sizeSensitive;	382	flags |= sizeSensitive;
483	}	383	}
484		384
485	# ifdef HAVE_AFTERIMAGE	385	# ifdef HAVE_AFTERIMAGE
486	bool	386	bool
…		…
499	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);	399	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);
500		400
501	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	401	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
502	{	402	{
503	ShadingInfo as_shade;	403	ShadingInfo as_shade;
504	as_shade.shading = (shade == 0) ? 100 : shade;	404	as_shade.shading = shade;
505		405
506	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	406	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
507	if (flags & tintSet)	407	if (flags & tintSet)
508	tint.get (c);	408	tint.get (c);
509	as_shade.tintColor.red = c.r;	409	as_shade.tintColor.red = c.r;
…		…
511	as_shade.tintColor.blue = c.b;	411	as_shade.tintColor.blue = c.b;
512		412
513	background_tint = shading2tint32 (&as_shade);	413	background_tint = shading2tint32 (&as_shade);
514	}	414	}
515		415
516	if (!(background_flags & transpPmapBlured) && (flags & blurNeeded) && background != NULL)	416	if (!(background_flags & transpPmapBlurred) && (flags & blurNeeded) && background != NULL)
517	{	417	{
518	ASImage *tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,	418	ASImage *tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
519	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,	419	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,
520	100, ASIMAGE_QUALITY_DEFAULT);	420	100, ASIMAGE_QUALITY_DEFAULT);
521	if (tmp)	421	if (tmp)
…		…
536	int x = 0;	436	int x = 0;
537	int y = 0;	437	int y = 0;
538	int w = 0;	438	int w = 0;
539	int h = 0;	439	int h = 0;
540		440
541	TIMING_TEST_START (asim);
542
543	if (original_asim)	441	if (original_asim)
544	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);	442	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
545		443
546	if (!original_asim	444	if (!original_asim
		445	|| (!(flags & rootAlign)
547	|| x >= target_width	446	&& (x >= target_width
548	|| y >= target_height	447	|| y >= target_height
549	|| (w > 0 && x + w <= 0)	448	|| (x + w <= 0)
550	|| (h > 0 && y + h <= 0))	449	|| (y + h <= 0))))
551	{	450	{
552	if (background)	451	if (background)
553	{	452	{
554	new_pmap_width = background->width;	453	new_pmap_width = background->width;
555	new_pmap_height = background->height;	454	new_pmap_height = background->height;
…		…
569	}	468	}
570	else	469	else
571	{	470	{
572	result = original_asim;	471	result = original_asim;
573		472
574	if ((w > 0 && w != original_asim->width)	473	if ((w != original_asim->width)
575	|| (h > 0 && h != original_asim->height))	474	|| (h != original_asim->height))
576	{	475	{
577	result = scale_asimage (target->asv, original_asim,	476	result = scale_asimage (target->asv, original_asim,
578	w > 0 ? w : original_asim->width,	477	w, h,
579	h > 0 ? h : original_asim->height,
580	background ? ASA_ASImage : ASA_XImage,	478	background ? ASA_ASImage : ASA_XImage,
581	100, ASIMAGE_QUALITY_DEFAULT);	479	100, ASIMAGE_QUALITY_DEFAULT);
582	}	480	}
583		481
584	if (background == NULL)	482	if (background == NULL)
…		…
616	layers[0].clip_width = target_width;	514	layers[0].clip_width = target_width;
617	layers[0].clip_height = target_height;	515	layers[0].clip_height = target_height;
618	layers[0].tint = background_tint;	516	layers[0].tint = background_tint;
619	layers[1].im = result;	517	layers[1].im = result;
620		518
621	if (w <= 0)	519	if (h_scale == 0 || v_scale == 0)
622	{	520	{
623	/* tile horizontally */	521	/* tile horizontally */
624	while (x > 0) x -= (int)result->width;	522	while (x > 0) x -= (int)result->width;
625	layers[1].dst_x = x;	523	layers[1].dst_x = x;
626	layers[1].clip_width = result->width+target_width;	524	layers[1].clip_width = result->width+target_width;
…		…
630	/* clip horizontally */	528	/* clip horizontally */
631	layers[1].dst_x = x;	529	layers[1].dst_x = x;
632	layers[1].clip_width = result->width;	530	layers[1].clip_width = result->width;
633	}	531	}
634		532
635	if (h <= 0)	533	if (h_scale == 0 || v_scale == 0)
636	{	534	{
637	while (y > 0) y -= (int)result->height;	535	while (y > 0) y -= (int)result->height;
638	layers[1].dst_y = y;	536	layers[1].dst_y = y;
639	layers[1].clip_height = result->height + target_height;	537	layers[1].clip_height = result->height + target_height;
640	}	538	}
…		…
663	}	561	}
664		562
665	free (layers);	563	free (layers);
666	}	564	}
667	}	565	}
668	TIMING_TEST_PRINT_RESULT (asim);
669		566
670	bool ret = false;	567	bool ret = false;
671		568
672	if (result)	569	if (result)
673	{	570	{
674	XGCValues gcv;	571	XGCValues gcv;
675	GC gc;	572	GC gc;
676		573
677	if (pixmap)
678	{
679	if (pmap_width != new_pmap_width
680	|| pmap_height != new_pmap_height
681	|| pmap_depth != target->depth)
682	{
683	XFreePixmap (target->dpy, pixmap);
684	pixmap = None;
685	}
686	}
687
688	/* create Pixmap */	574	/* create Pixmap */
689	if (pixmap == None)	575	if (pixmap == None
		576	|| pmap_width != new_pmap_width
		577	|| pmap_height != new_pmap_height)
690	{	578	{
		579	if (pixmap)
		580	XFreePixmap (target->dpy, pixmap);
691	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);	581	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);
692	pmap_width = new_pmap_width;	582	pmap_width = new_pmap_width;
693	pmap_height = new_pmap_height;	583	pmap_height = new_pmap_height;
694	pmap_depth = target->depth;
695	}	584	}
696	/* fill with background color (if result's not completely overlapping it) */	585	/* fill with background color (if result's not completely overlapping it) */
697	gcv.foreground = target->pix_colors[Color_bg];	586	gcv.foreground = target->pix_colors[Color_bg];
698	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);	587	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
699		588
…		…
719		608
720	if (result != background && result != original_asim)	609	if (result != background && result != original_asim)
721	destroy_asimage (&result);	610	destroy_asimage (&result);
722		611
723	XFreeGC (target->dpy, gc);	612	XFreeGC (target->dpy, gc);
724	TIMING_TEST_PRINT_RESULT (asim);
725		613
726	ret = true;	614	ret = true;
727	}	615	}
728		616
729	if (background)	617	if (background)
…		…
733	}	621	}
734	# endif /* HAVE_AFTERIMAGE */	622	# endif /* HAVE_AFTERIMAGE */
735		623
736	# ifdef HAVE_PIXBUF	624	# ifdef HAVE_PIXBUF
737	bool	625	bool
		626	bgPixmap_t::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
		627	int src_x, int src_y, int dst_x, int dst_y,
		628	unsigned int width, unsigned int height)
		629	{
		630	XImage *ximage;
		631	char *data, *line;
		632	int bytes_per_pixel;
		633	int width_r, width_g, width_b;
		634	int sh_r, sh_g, sh_b;
		635	int rowstride;
		636	int channels;
		637	unsigned char *row;
		638	Visual *visual = target->visual;
		639	int depth = target->depth;
		640
		641	if (visual->c_class != TrueColor)
		642	return false;
		643
		644	if (depth == 24 || depth == 32)
		645	bytes_per_pixel = 4;
		646	else if (depth == 15 || depth == 16)
		647	bytes_per_pixel = 2;
		648	else
		649	return false;
		650
		651	width_r = rxvt_popcount (visual->red_mask);
		652	width_g = rxvt_popcount (visual->green_mask);
		653	width_b = rxvt_popcount (visual->blue_mask);
		654
		655	if (width_r > 8 || width_g > 8 || width_b > 8)
		656	return false;
		657
		658	sh_r = rxvt_ctz (visual->red_mask);
		659	sh_g = rxvt_ctz (visual->green_mask);
		660	sh_b = rxvt_ctz (visual->blue_mask);
		661
		662	if (width > INT_MAX / height / bytes_per_pixel)
		663	return false;
		664
		665	data = (char *)malloc (width * height * bytes_per_pixel);
		666	if (!data)
		667	return false;
		668
		669	ximage = XCreateImage (target->dpy, visual, depth, ZPixmap, 0, data,
		670	width, height, bytes_per_pixel * 8, 0);
		671	if (!ximage)
		672	{
		673	free (data);
		674	return false;
		675	}
		676
		677	ximage->byte_order = byteorder::big_endian () ? MSBFirst : LSBFirst;
		678
		679	rowstride = gdk_pixbuf_get_rowstride (pixbuf);
		680	channels = gdk_pixbuf_get_n_channels (pixbuf);
		681	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
		682	line = data;
		683
		684	for (int y = 0; y < height; y++)
		685	{
		686	for (int x = 0; x < width; x++)
		687	{
		688	unsigned char *pixel = row + x * channels;
		689	uint32_t value;
		690
		691	value = ((pixel[0] >> (8 - width_r)) << sh_r)
		692	| ((pixel[1] >> (8 - width_g)) << sh_g)
		693	| ((pixel[2] >> (8 - width_b)) << sh_b);
		694
		695	if (bytes_per_pixel == 4)
		696	((uint32_t *)line)[x] = value;
		697	else
		698	((uint16_t *)line)[x] = value;
		699	}
		700
		701	row += rowstride;
		702	line += ximage->bytes_per_line;
		703	}
		704
		705	XPutImage (target->dpy, pixmap, gc, ximage, 0, 0, dst_x, dst_y, width, height);
		706	XDestroyImage (ximage);
		707	return true;
		708	}
		709
		710	bool
738	bgPixmap_t::render_image (unsigned long background_flags)	711	bgPixmap_t::render_image (unsigned long background_flags)
739	{	712	{
740	if (target == NULL)	713	if (target == NULL)
741	return false;	714	return false;
742		715
743	if (!pixbuf)	716	if (!pixbuf)
744	return false;	717	return false;
745		718
746	// TODO: add alpha blending
747	if (background_flags)	719	if (background_flags
		720	&& !(flags & HAS_RENDER))
748	return false;	721	return false;
749		722
750	GdkPixbuf *result;	723	GdkPixbuf *result;
751		724
752	int image_width = gdk_pixbuf_get_width (pixbuf);	725	int image_width = gdk_pixbuf_get_width (pixbuf);
…		…
762	int w = 0;	735	int w = 0;
763	int h = 0;	736	int h = 0;
764		737
765	get_image_geometry (image_width, image_height, w, h, x, y);	738	get_image_geometry (image_width, image_height, w, h, x, y);
766		739
		740	if (!(flags & rootAlign)
767	if (x >= target_width	741	&& (x >= target_width
768	|| y >= target_height	742	|| y >= target_height
769	|| (w > 0 && x + w <= 0)	743	|| (x + w <= 0)
770	|| (h > 0 && y + h <= 0))	744	|| (y + h <= 0)))
771	return false;	745	return false;
772		746
773	result = pixbuf;	747	result = pixbuf;
774		748
775	if ((w > 0 && w != image_width)	749	if ((w != image_width)
776	|| (h > 0 && h != image_height))	750	|| (h != image_height))
777	{	751	{
778	result = gdk_pixbuf_scale_simple (pixbuf,	752	result = gdk_pixbuf_scale_simple (pixbuf,
779	w > 0 ? w : image_width,	753	w, h,
780	h > 0 ? h : image_height,
781	GDK_INTERP_BILINEAR);	754	GDK_INTERP_BILINEAR);
782	}	755	}
783		756
784	bool ret = false;	757	bool ret = false;
785		758
786	if (result)	759	if (result)
787	{	760	{
788	XGCValues gcv;	761	XGCValues gcv;
789	GC gc;	762	GC gc;
		763	Pixmap root_pmap;
790		764
791	image_width = gdk_pixbuf_get_width (result);	765	image_width = gdk_pixbuf_get_width (result);
792	image_height = gdk_pixbuf_get_height (result);	766	image_height = gdk_pixbuf_get_height (result);
793		767
		768	if (background_flags)
		769	{
		770	root_pmap = pixmap;
		771	pixmap = None;
		772	}
		773	else
		774	{
794	if (h_scale == 0 || v_scale == 0)	775	if (h_scale == 0 || v_scale == 0)
795	{	776	{
796	new_pmap_width = min (image_width, target_width);	777	new_pmap_width = min (image_width, target_width);
797	new_pmap_height = min (image_height, target_height);	778	new_pmap_height = min (image_height, target_height);
798	}
799
800	if (pixmap)
801	{
802	if (pmap_width != new_pmap_width
803	|| pmap_height != new_pmap_height
804	|| pmap_depth != target->depth)
805	{	779	}
806	XFreePixmap (target->dpy, pixmap);
807	pixmap = None;
808	}	780	}
809	}
810		781
811	if (pixmap == None)	782	if (pixmap == None
		783	|| pmap_width != new_pmap_width
		784	|| pmap_height != new_pmap_height)
812	{	785	{
		786	if (pixmap)
		787	XFreePixmap (target->dpy, pixmap);
813	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);	788	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);
814	pmap_width = new_pmap_width;	789	pmap_width = new_pmap_width;
815	pmap_height = new_pmap_height;	790	pmap_height = new_pmap_height;
816	pmap_depth = target->depth;
817	}	791	}
818		792
819	gcv.foreground = target->pix_colors[Color_bg];	793	gcv.foreground = target->pix_colors[Color_bg];
820	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);	794	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
821		795
822	if (h_scale == 0 || v_scale == 0)	796	if (h_scale == 0 || v_scale == 0)
823	{	797	{
824	Pixmap tile = XCreatePixmap (target->dpy, target->vt, image_width, image_height, target->depth);	798	Pixmap tile = XCreatePixmap (target->dpy, target->vt, image_width, image_height, target->depth);
825	gdk_pixbuf_xlib_render_to_drawable (result, tile, gc,	799	pixbuf_to_pixmap (result, tile, gc,
826	0, 0,	800	0, 0,
827	0, 0,	801	0, 0,
828	image_width, image_height,	802	image_width, image_height);
829	XLIB_RGB_DITHER_NONE,
830	0, 0);
831		803
832	gcv.tile = tile;	804	gcv.tile = tile;
833	gcv.fill_style = FillTiled;	805	gcv.fill_style = FillTiled;
834	gcv.ts_x_origin = x;	806	gcv.ts_x_origin = x;
835	gcv.ts_y_origin = y;	807	gcv.ts_y_origin = y;
…		…
850	|| dst_x + dst_width < new_pmap_width	822	|| dst_x + dst_width < new_pmap_width
851	|| dst_y + dst_height < new_pmap_height)	823	|| dst_y + dst_height < new_pmap_height)
852	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	824	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
853		825
854	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	826	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
855	gdk_pixbuf_xlib_render_to_drawable (result, pixmap, gc,	827	pixbuf_to_pixmap (result, pixmap, gc,
856	src_x, src_y,	828	src_x, src_y,
857	dst_x, dst_y,	829	dst_x, dst_y,
858	dst_width, dst_height,	830	dst_width, dst_height);
859	XLIB_RGB_DITHER_NONE,	831	}
860	0, 0);	832
		833	#if XRENDER
		834	if (background_flags)
861	}	835	{
		836	Display *dpy = target->dpy;
		837	XRenderPictureAttributes pa;
		838
		839	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, target->visual);
		840	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);
		841
		842	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);
		843	Picture dst = XRenderCreatePicture (dpy, pixmap, dst_format, 0, &pa);
		844
		845	pa.repeat = True;
		846	Pixmap mask_pmap = XCreatePixmap (dpy, target->vt, 1, 1, 8);
		847	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
		848	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
		849	XFreePixmap (dpy, mask_pmap);
		850
		851	if (src && dst && mask)
		852	{
		853	XRenderColor mask_c;
		854
		855	mask_c.alpha = 0x8000;
		856	mask_c.red = 0;
		857	mask_c.green = 0;
		858	mask_c.blue = 0;
		859	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
		860	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
		861	}
		862
		863	XRenderFreePicture (dpy, src);
		864	XRenderFreePicture (dpy, dst);
		865	XRenderFreePicture (dpy, mask);
		866
		867	XFreePixmap (dpy, root_pmap);
		868	}
		869	#endif
862		870
863	if (result != pixbuf)	871	if (result != pixbuf)
864	g_object_unref (result);	872	g_object_unref (result);
865		873
866	XFreeGC (target->dpy, gc);	874	XFreeGC (target->dpy, gc);
…		…
873	# endif /* HAVE_PIXBUF */	881	# endif /* HAVE_PIXBUF */
874		882
875	bool	883	bool
876	bgPixmap_t::set_file (const char *file)	884	bgPixmap_t::set_file (const char *file)
877	{	885	{
878	assert (file);	886	if (!file || !*file)
		887	return false;
879		888
880	if (*file)
881	{
882	if (const char *p = strchr (file, ';'))	889	if (const char *p = strchr (file, ';'))
883	{	890	{
884	size_t len = p - file;	891	size_t len = p - file;
885	char *f = rxvt_temp_buf<char> (len + 1);	892	char *f = rxvt_temp_buf<char> (len + 1);
886	memcpy (f, file, len);	893	memcpy (f, file, len);
887	f[len] = '\0';	894	f[len] = '\0';
888	file = f;	895	file = f;
889	}	896	}
890		897
891	# ifdef HAVE_AFTERIMAGE	898	# ifdef HAVE_AFTERIMAGE
892	if (!target->asimman)	899	if (!target->asimman)
893	target->asimman = create_generic_imageman (target->rs[Rs_path]);	900	target->asimman = create_generic_imageman (target->rs[Rs_path]);
894	original_asim = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);	901	ASImage *image = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);
		902	if (image)
		903	{
895	if (original_asim)	904	if (original_asim)
		905	safe_asimage_destroy (original_asim);
		906	original_asim = image;
		907	flags |= CLIENT_RENDER;
896	have_image = true;	908	have_image = true;
897	return have_image;	909	return true;
		910	}
898	# endif	911	# endif
899		912
900	# ifdef HAVE_PIXBUF	913	# ifdef HAVE_PIXBUF
901	pixbuf = gdk_pixbuf_new_from_file (file, NULL);	914	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
		915	if (image)
		916	{
902	if (pixbuf)	917	if (pixbuf)
		918	g_object_unref (pixbuf);
		919	pixbuf = image;
903	have_image = true;	920	have_image = true;
904	return have_image;	921	return true;
		922	}
905	# endif	923	# endif
906	}
907		924
908	return false;	925	return false;
909	}	926	}
910		927
911	# endif /* BG_IMAGE_FROM_FILE */	928	# endif /* BG_IMAGE_FROM_FILE */
…		…
924	}	941	}
925		942
926	bool	943	bool
927	bgPixmap_t::set_blur_radius (const char *geom)	944	bgPixmap_t::set_blur_radius (const char *geom)
928	{	945	{
929	int changed = 0;	946	bool changed = false;
930	unsigned int hr, vr;	947	unsigned int hr, vr;
931	int junk;	948	int junk;
932	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);	949	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
933		950
934	if (!(geom_flags & WidthValue))	951	if (!(geom_flags & WidthValue))
935	hr = 1;	952	hr = 1;
936	if (!(geom_flags & HeightValue))	953	if (!(geom_flags & HeightValue))
937	vr = hr;	954	vr = hr;
938		955
		956	min_it (hr, 128);
		957	min_it (vr, 128);
		958
939	if (h_blurRadius != hr)	959	if (h_blurRadius != hr)
940	{	960	{
941	++changed;	961	changed = true;
942	h_blurRadius = hr;	962	h_blurRadius = hr;
943	}	963	}
944		964
945	if (v_blurRadius != vr)	965	if (v_blurRadius != vr)
946	{	966	{
947	++changed;	967	changed = true;
948	v_blurRadius = vr;	968	v_blurRadius = vr;
949	}	969	}
950		970
951	if (v_blurRadius == 0 && h_blurRadius == 0)	971	if (v_blurRadius == 0 && h_blurRadius == 0)
952	flags &= ~blurNeeded;	972	flags &= ~blurNeeded;
953	else	973	else
954	flags |= blurNeeded;	974	flags |= blurNeeded;
955		975
956	return (changed > 0);	976	return changed;
957	}	977	}
958		978
959	static inline unsigned long	979	static inline unsigned long
960	compute_tint_shade_flags (rxvt_color *tint, int shade)	980	compute_tint_shade_flags (rxvt_color *tint, int shade)
961	{	981	{
962	unsigned long flags = 0;	982	unsigned long flags = 0;
963	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	983	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
964	bool has_shade = (shade > 0 && shade < 100) || (shade > 100 && shade < 200);	984	bool has_shade = shade != 100;
965		985
966	if (tint)	986	if (tint)
967	{	987	{
968	tint->get (c);	988	tint->get (c);
969	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)	989	if (!has_shade
970	if (!has_shade && IS_COMPONENT_WHOLESOME (c.r)	990	&& (c.r <= 0x00ff || c.r >= 0xff00)
971	&& IS_COMPONENT_WHOLESOME (c.g)	991	&& (c.g <= 0x00ff || c.g >= 0xff00)
972	&& IS_COMPONENT_WHOLESOME (c.b))	992	&& (c.b <= 0x00ff || c.b >= 0xff00))
973	flags |= bgPixmap_t::tintWholesome;	993	flags |= bgPixmap_t::tintWholesome;
974	# undef IS_COMPONENT_WHOLESOME
975	}	994	}
976		995
977	if (has_shade)	996	if (has_shade || tint)
978	flags |= bgPixmap_t::tintNeeded;	997	flags |= bgPixmap_t::tintNeeded;
979	else if (tint)
980	{
981	if ((c.r > 0x000700 || c.g > 0x000700 || c.b > 0x000700)
982	&& (c.r < 0x00f700 || c.g < 0x00f700 || c.b < 0x00f700))
983	{
984	flags |= bgPixmap_t::tintNeeded;
985	}
986	}
987
988	if (flags & bgPixmap_t::tintNeeded)
989	{
990	if (flags & bgPixmap_t::tintWholesome)
991	flags |= bgPixmap_t::tintServerSide;
992	else
993	{
994	#if XFT
995	flags |= bgPixmap_t::tintServerSide;
996	#endif
997	}
998	}
999		998
1000	return flags;	999	return flags;
1001	}	1000	}
1002		1001
1003	bool	1002	bool
1004	bgPixmap_t::set_tint (rxvt_color &new_tint)	1003	bgPixmap_t::set_tint (rxvt_color &new_tint)
1005	{	1004	{
1006	if (tint != new_tint)	1005	if (!(flags & tintSet) || tint != new_tint)
1007	{	1006	{
1008	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);	1007	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);
1009	tint = new_tint;	1008	tint = new_tint;
1010	flags = (flags & ~tintFlags) | new_flags | tintSet;	1009	flags = (flags & ~tintFlags) | new_flags | tintSet;
1011	return true;	1010	return true;
…		…
1013		1012
1014	return false;	1013	return false;
1015	}	1014	}
1016		1015
1017	bool	1016	bool
1018	bgPixmap_t::unset_tint ()
1019	{
1020	unsigned long new_flags = compute_tint_shade_flags (NULL, shade);
1021
1022	if (new_flags != (flags & tintFlags))
1023	{
1024	flags = (flags & ~tintFlags) | new_flags;
1025	return true;
1026	}
1027
1028	return false;
1029	}
1030
1031	bool
1032	bgPixmap_t::set_shade (const char *shade_str)	1017	bgPixmap_t::set_shade (const char *shade_str)
1033	{	1018	{
1034	int new_shade = (shade_str) ? atoi (shade_str) : 0;	1019	int new_shade = (shade_str) ? atoi (shade_str) : 100;
1035		1020
1036	if (new_shade < 0 && new_shade > -100)	1021	clamp_it (new_shade, -100, 200);
		1022	if (new_shade < 0)
1037	new_shade = 200 - (100 + new_shade);	1023	new_shade = 200 - (100 + new_shade);
1038	else if (new_shade == 100)
1039	new_shade = 0;
1040		1024
1041	if (new_shade != shade)	1025	if (new_shade != shade)
1042	{	1026	{
1043	unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);	1027	unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);
1044	shade = new_shade;	1028	shade = new_shade;
…		…
1047	}	1031	}
1048		1032
1049	return false;	1033	return false;
1050	}	1034	}
1051		1035
		1036	#if XRENDER
		1037	static void
		1038	get_gaussian_kernel (int radius, int width, double *kernel, XFixed *params)
		1039	{
		1040	double sigma = radius / 2.0;
		1041	double scale = sqrt (2.0 * M_PI) * sigma;
		1042	double sum = 0.0;
		1043
		1044	for (int i = 0; i < width; i++)
		1045	{
		1046	double x = i - width / 2;
		1047	kernel[i] = exp (-(x * x) / (2.0 * sigma * sigma)) / scale;
		1048	sum += kernel[i];
		1049	}
		1050
		1051	params[0] = XDoubleToFixed (width);
		1052	params[1] = XDoubleToFixed (1);
		1053
		1054	for (int i = 0; i < width; i++)
		1055	params[i+2] = XDoubleToFixed (kernel[i] / sum);
		1056	}
		1057	#endif
		1058
		1059	bool
		1060	bgPixmap_t::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
		1061	{
		1062	bool ret = false;
		1063	#if XRENDER
		1064	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
		1065	double *kernel = (double *)malloc (size * sizeof (double));
		1066	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
		1067
		1068	Display *dpy = target->dpy;
		1069	XRenderPictureAttributes pa;
		1070	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		1071
		1072	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1073	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1074
		1075	if (kernel && params && src && dst)
		1076	{
		1077	if (h_blurRadius)
		1078	{
		1079	size = h_blurRadius * 2 + 1;
		1080	get_gaussian_kernel (h_blurRadius, size, kernel, params);
		1081
		1082	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
		1083	XRenderComposite (dpy,
		1084	PictOpSrc,
		1085	src,
		1086	None,
		1087	dst,
		1088	0, 0,
		1089	0, 0,
		1090	0, 0,
		1091	width, height);
		1092	}
		1093
		1094	if (v_blurRadius)
		1095	{
		1096	size = v_blurRadius * 2 + 1;
		1097	get_gaussian_kernel (v_blurRadius, size, kernel, params);
		1098	swap (params[0], params[1]);
		1099
		1100	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
		1101	XRenderComposite (dpy,
		1102	PictOpSrc,
		1103	src,
		1104	None,
		1105	dst,
		1106	0, 0,
		1107	0, 0,
		1108	0, 0,
		1109	width, height);
		1110	}
		1111
		1112	ret = true;
		1113	}
		1114
		1115	free (kernel);
		1116	free (params);
		1117	XRenderFreePicture (dpy, src);
		1118	XRenderFreePicture (dpy, dst);
		1119	#endif
		1120	return ret;
		1121	}
		1122
		1123	bool
		1124	bgPixmap_t::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
		1125	{
		1126	Display *dpy = target->dpy;
		1127	bool ret = false;
		1128
		1129	if (flags & tintWholesome)
		1130	{
		1131	XGCValues gcv;
		1132	GC gc;
		1133
		1134	/* In this case we can tint image server-side getting significant
		1135	* performance improvements, as we eliminate XImage transfer
		1136	*/
		1137	gcv.foreground = Pixel (tint);
		1138	gcv.function = GXand;
		1139	gcv.fill_style = FillSolid;
		1140	gc = XCreateGC (dpy, pixmap, GCFillStyle | GCForeground | GCFunction, &gcv);
		1141	if (gc)
		1142	{
		1143	XFillRectangle (dpy, pixmap, gc, 0, 0, width, height);
		1144	ret = true;
		1145	XFreeGC (dpy, gc);
		1146	}
		1147	}
		1148	else
		1149	{
		1150	# if XRENDER
		1151	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
		1152
		1153	if (flags & tintSet)
		1154	tint.get (c);
		1155
		1156	if (shade <= 100)
		1157	{
		1158	c.r = (c.r * shade) / 100;
		1159	c.g = (c.g * shade) / 100;
		1160	c.b = (c.b * shade) / 100;
		1161	}
		1162	else
		1163	{
		1164	c.r = (c.r * (200 - shade)) / 100;
		1165	c.g = (c.g * (200 - shade)) / 100;
		1166	c.b = (c.b * (200 - shade)) / 100;
		1167	}
		1168
		1169	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
		1170	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		1171	XRenderPictureAttributes pa;
		1172
		1173	Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1174
		1175	pa.repeat = True;
		1176
		1177	Pixmap overlay_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
		1178	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
		1179	XFreePixmap (dpy, overlay_pmap);
		1180
		1181	pa.component_alpha = True;
		1182	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
		1183	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
		1184	XFreePixmap (dpy, mask_pmap);
		1185
		1186	if (mask_pic && overlay_pic && back_pic)
		1187	{
		1188	XRenderColor mask_c;
		1189
		1190	mask_c.red = mask_c.green = mask_c.blue = 0;
		1191	mask_c.alpha = 0xffff;
		1192	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
		1193
		1194	mask_c.alpha = 0;
		1195	mask_c.red = 0xffff - c.r;
		1196	mask_c.green = 0xffff - c.g;
		1197	mask_c.blue = 0xffff - c.b;
		1198	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
		1199	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1200
		1201	if (shade > 100)
		1202	{
		1203	mask_c.red = mask_c.green = mask_c.blue = 0xffff * (shade - 100) / 100;
		1204	mask_c.alpha = 0;
		1205	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
		1206
		1207	XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1208	}
		1209
		1210	ret = true;
		1211	}
		1212
		1213	XRenderFreePicture (dpy, mask_pic);
		1214	XRenderFreePicture (dpy, overlay_pic);
		1215	XRenderFreePicture (dpy, back_pic);
		1216	# endif
		1217	}
		1218
		1219	return ret;
		1220	}
		1221
1052	/* make_transparency_pixmap()	1222	/* make_transparency_pixmap()
1053	* Builds a pixmap sized the same as terminal window, with depth same as the root window	1223	* Builds a pixmap of the same size as the terminal window that contains
1054	* that pixmap contains tiled portion of the root pixmap that is supposed to be covered by	1224	* the tiled portion of the root pixmap that is supposed to be covered by
1055	* our window.	1225	* our window.
1056	*/	1226	*/
1057	unsigned long	1227	unsigned long
1058	bgPixmap_t::make_transparency_pixmap ()	1228	bgPixmap_t::make_transparency_pixmap ()
1059	{	1229	{
…		…
1063	return 0;	1233	return 0;
1064		1234
1065	/* root dimensions may change from call to call - but Display structure should	1235	/* root dimensions may change from call to call - but Display structure should
1066	* be always up-to-date, so let's use it :	1236	* be always up-to-date, so let's use it :
1067	*/	1237	*/
1068	Window root = target->display->root;
1069	int screen = target->display->screen;	1238	int screen = target->display->screen;
1070	Display *dpy = target->dpy;	1239	Display *dpy = target->dpy;
		1240	int root_depth = DefaultDepth (dpy, screen);
1071	int root_width = DisplayWidth (dpy, screen);	1241	int root_width = DisplayWidth (dpy, screen);
1072	int root_height = DisplayHeight (dpy, screen);	1242	int root_height = DisplayHeight (dpy, screen);
1073	unsigned int root_pmap_width, root_pmap_height;	1243	unsigned int root_pmap_width, root_pmap_height;
1074	int window_width = target->szHint.width;	1244	int window_width = target->szHint.width;
1075	int window_height = target->szHint.height;	1245	int window_height = target->szHint.height;
1076	int sx, sy;	1246	int sx, sy;
1077	XGCValues gcv;	1247	XGCValues gcv;
		1248	GC gc;
1078		1249
1079	TIMING_TEST_START (tp);	1250	sx = target_x;
1080	target->get_window_origin (sx, sy);	1251	sy = target_y;
1081		1252
1082	/* check if we are outside of the visible part of the virtual screen : */	1253	/* check if we are outside of the visible part of the virtual screen : */
1083	if (sx + window_width <= 0 || sy + window_height <= 0	1254	if (sx + window_width <= 0 || sy + window_height <= 0
1084	|| sx >= root_width || sy >= root_height)	1255	|| sx >= root_width || sy >= root_height)
1085	return 0;	1256	return 0;
1086		1257
		1258	// validate root pixmap and get its size
1087	if (root_pixmap != None)	1259	if (root_pixmap != None)
1088	{	1260	{
1089	/* we want to validate the pixmap and get it's size at the same time : */	1261	Window wdummy;
1090	int junk;	1262	int idummy;
1091	unsigned int ujunk;	1263	unsigned int udummy;
1092	/* root pixmap may be bad - allow a error */	1264
1093	target->allowedxerror = -1;	1265	target->allowedxerror = -1;
1094		1266
1095	if (!XGetGeometry (dpy, root_pixmap, &root, &junk, &junk, &root_pmap_width, &root_pmap_height, &ujunk, &ujunk))	1267	if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pmap_width, &root_pmap_height, &udummy, &udummy))
1096	root_pixmap = None;	1268	root_pixmap = None;
1097		1269
1098	target->allowedxerror = 0;	1270	target->allowedxerror = 0;
1099	}	1271	}
1100		1272
1101	Pixmap tiled_root_pmap = XCreatePixmap (dpy, root, window_width, window_height, root_depth);	1273	Pixmap recoded_root_pmap = root_pixmap;
1102	GC gc = NULL;
1103		1274
1104	if (tiled_root_pmap == None) /* something really bad happened - abort */	1275	if (root_pixmap != None && root_depth != target->depth)
		1276	{
		1277	#if XRENDER
		1278	if (flags & HAS_RENDER)
		1279	{
		1280	XRenderPictureAttributes pa;
		1281
		1282	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
		1283	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);
		1284
		1285	recoded_root_pmap = XCreatePixmap (dpy, target->vt, root_pmap_width, root_pmap_height, target->depth);
		1286	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);
		1287	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);
		1288
		1289	if (src && dst)
		1290	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
		1291	else
		1292	{
		1293	XFreePixmap (dpy, recoded_root_pmap);
		1294	root_pixmap = None;
		1295	}
		1296
		1297	XRenderFreePicture (dpy, src);
		1298	XRenderFreePicture (dpy, dst);
		1299	}
		1300	else
		1301	#endif
		1302	root_pixmap = None;
		1303	}
		1304
		1305	if (root_pixmap == None)
1105	return 0;	1306	return 0;
1106		1307
1107	if (root_pixmap == None)	1308	if (pixmap == None
1108	{	1309	|| pmap_width != window_width
1109	/* use tricks to obtain the root background image :*/	1310	|| pmap_height != window_height)
1110	/* we want to create Overrideredirect window overlapping out window
1111	with background type of Parent Relative and then grab it */
1112	XSetWindowAttributes attr;
1113	Window src;
1114	bool success = false;
1115
1116	attr.background_pixmap = ParentRelative;
1117	attr.backing_store = Always;
1118	attr.event_mask = ExposureMask;
1119	attr.override_redirect = True;
1120	src = XCreateWindow (dpy, root, sx, sy, window_width, window_height, 0,
1121	CopyFromParent, CopyFromParent, CopyFromParent,
1122	CWBackPixmap|CWBackingStore|CWOverrideRedirect|CWEventMask,
1123	&attr);
1124
1125	if (src != None)
1126	{
1127	XEvent event;
1128	int ev_count = 0;
1129	XGrabServer (dpy);
1130	XMapRaised (dpy, src);
1131	XSync (dpy, False);
1132
1133	/* XSync should get window where it's properly exposed,
1134	* but to be on the safe side - let's check for the actual event to arrive : */
1135	while (XCheckWindowEvent (dpy, src, ExposureMask, &event))
1136	++ev_count;
1137
1138	if (ev_count > 0);
1139	{
1140	/* hooray! - we can grab the image! */
1141	gc = XCreateGC (dpy, root, 0, NULL);
1142	if (gc)
1143	{
1144	XCopyArea (dpy, src, tiled_root_pmap, gc, 0, 0, window_width, window_height, 0, 0);
1145	success = true;
1146	}
1147	}
1148
1149	XDestroyWindow (dpy, src);
1150	XUngrabServer (dpy);
1151	//fprintf (stderr, "%s:%d: ev_count = %d\n", __FUNCTION__, __LINE__, ev_count);
1152	}
1153
1154	if (!success)
1155	{
1156	XFreePixmap (dpy, tiled_root_pmap);
1157	tiled_root_pmap = None;
1158	}
1159	else
1160	result |= transpPmapTiled;
1161	}	1311	{
1162	else
1163	{
1164	/* straightforward pixmap copy */
1165	gcv.tile = root_pixmap;
1166	gcv.fill_style = FillTiled;
1167
1168	while (sx < 0) sx += (int)root_width;
1169	while (sy < 0) sy += (int)root_height;
1170
1171	gcv.ts_x_origin = -sx;
1172	gcv.ts_y_origin = -sy;
1173	gc = XCreateGC (dpy, root, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
1174
1175	if (gc)
1176	{
1177	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
1178	result |= transpPmapTiled;
1179	}
1180	}
1181	TIMING_TEST_PRINT_RESULT (tp);
1182
1183	if (tiled_root_pmap != None)
1184	{
1185	if (!need_client_side_rendering ())
1186	{
1187	if ((flags & tintNeeded))
1188	{
1189	if (flags & tintWholesome)
1190	{
1191	/* In this case we can tint image server-side getting significant
1192	* performance improvements, as we eliminate XImage transfer
1193	*/
1194	gcv.foreground = Pixel (tint);
1195	gcv.function = GXand;
1196	gcv.fill_style = FillSolid;
1197	if (gc)
1198	XChangeGC (dpy, gc, GCFillStyle | GCForeground | GCFunction, &gcv);
1199	else
1200	gc = XCreateGC (dpy, root, GCFillStyle | GCForeground | GCFunction, &gcv);
1201	if (gc)
1202	{
1203	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
1204	result |= transpPmapTinted;
1205	}
1206	}
1207	else
1208	{
1209	# if XFT
1210	Picture back_pic = 0;
1211	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1212
1213	if (flags & tintSet)
1214	tint.get (c);
1215
1216	if (shade > 0 && shade < 100)
1217	{
1218	c.r = (c.r * shade) / 100;
1219	c.g = (c.g * shade) / 100;
1220	c.b = (c.b * shade) / 100;
1221	}
1222	else if (shade > 100 && shade < 200)
1223	{
1224	c.r = (c.r * (200 - shade)) / 100;
1225	c.g = (c.g * (200 - shade)) / 100;
1226	c.b = (c.b * (200 - shade)) / 100;
1227	}
1228
1229	XRenderPictFormat pf;
1230	pf.type = PictTypeDirect;
1231	pf.depth = 32;
1232	pf.direct.redMask = 0xff;
1233	pf.direct.greenMask = 0xff;
1234	pf.direct.blueMask = 0xff;
1235	pf.direct.alphaMask = 0xff;
1236
1237	XRenderPictFormat *solid_format = XRenderFindFormat (dpy,
1238	(PictFormatType|
1239	PictFormatDepth|
1240	PictFormatRedMask|
1241	PictFormatGreenMask|
1242	PictFormatBlueMask|
1243	PictFormatAlphaMask),
1244	&pf,
1245	0);
1246	XRenderPictFormat *root_format = XRenderFindVisualFormat (dpy, DefaultVisualOfScreen (ScreenOfDisplay (dpy, target->display->screen)));
1247	XRenderPictureAttributes pa ;
1248
1249	back_pic = XRenderCreatePicture (dpy, tiled_root_pmap, root_format, 0, &pa);
1250
1251	pa.repeat = True;
1252
1253	Pixmap overlay_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
1254	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1255	XFreePixmap (dpy, overlay_pmap);
1256
1257	pa.component_alpha = True;
1258	Pixmap mask_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
1259	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
1260	XFreePixmap (dpy, mask_pmap);
1261
1262	if (mask_pic && overlay_pic && back_pic)
1263	{
1264	XRenderColor mask_c;
1265
1266	memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof (mask_c));
1267	mask_c.alpha = 0xffff;
1268	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1269
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, window_width, window_height);
1276	result |= transpPmapTinted;
1277	}
1278
1279	XRenderFreePicture (dpy, mask_pic);
1280	XRenderFreePicture (dpy, overlay_pic);
1281	XRenderFreePicture (dpy, back_pic);
1282	# if DO_TIMING_TEST
1283	XSync (dpy, False);
1284	# endif
1285	# endif
1286	}
1287	}
1288	} /* server side rendering completed */
1289
1290	if (pixmap)	1312	if (pixmap)
1291	XFreePixmap (dpy, pixmap);	1313	XFreePixmap (target->dpy, pixmap);
1292		1314	pixmap = XCreatePixmap (target->dpy, target->vt, window_width, window_height, target->depth);
1293	pixmap = tiled_root_pmap;
1294	pmap_width = window_width;	1315	pmap_width = window_width;
1295	pmap_height = window_height;	1316	pmap_height = window_height;
1296	pmap_depth = root_depth;
1297	}	1317	}
		1318
		1319	if (pixmap == None)
		1320	return 0;
		1321
		1322	/* straightforward pixmap copy */
		1323	while (sx < 0) sx += (int)root_width;
		1324	while (sy < 0) sy += (int)root_height;
		1325
		1326	gcv.tile = recoded_root_pmap;
		1327	gcv.fill_style = FillTiled;
		1328	gcv.ts_x_origin = -sx;
		1329	gcv.ts_y_origin = -sy;
		1330	gc = XCreateGC (dpy, target->vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
1298		1331
1299	if (gc)	1332	if (gc)
		1333	{
		1334	XFillRectangle (dpy, pixmap, gc, 0, 0, window_width, window_height);
		1335	result |= transpPmapTiled;
1300	XFreeGC (dpy, gc);	1336	XFreeGC (dpy, gc);
1301		1337
1302	TIMING_TEST_PRINT_RESULT (tp);	1338	if (!(flags & CLIENT_RENDER))
		1339	{
		1340	if ((flags & blurNeeded)
		1341	&& (flags & HAS_RENDER_CONV))
		1342	{
		1343	if (blur_pixmap (pixmap, target->visual, window_width, window_height))
		1344	result |= transpPmapBlurred;
		1345	}
		1346	if ((flags & tintNeeded)
		1347	&& (flags & (tintWholesome | HAS_RENDER)))
		1348	{
		1349	if (tint_pixmap (pixmap, target->visual, window_width, window_height))
		1350	result |= transpPmapTinted;
		1351	}
		1352	} /* server side rendering completed */
		1353	}
		1354
		1355	if (recoded_root_pmap != root_pixmap)
		1356	XFreePixmap (dpy, recoded_root_pmap);
1303		1357
1304	return result;	1358	return result;
1305	}	1359	}
1306		1360
1307	bool	1361	void
1308	bgPixmap_t::set_root_pixmap ()	1362	bgPixmap_t::set_root_pixmap ()
1309	{	1363	{
1310	Pixmap new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);	1364	Pixmap new_root_pixmap = target->get_pixmap_property (target->xa[XA_XROOTPMAP_ID]);
1311	if (new_root_pixmap == None)	1365	if (new_root_pixmap == None)
1312	new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);	1366	new_root_pixmap = target->get_pixmap_property (target->xa[XA_ESETROOT_PMAP_ID]);
1313		1367
1314	if (new_root_pixmap != root_pixmap)
1315	{
1316	root_pixmap = new_root_pixmap;	1368	root_pixmap = new_root_pixmap;
1317	return true;
1318	}
1319
1320	return false;
1321	}	1369	}
1322	# endif /* ENABLE_TRANSPARENCY */	1370	# endif /* ENABLE_TRANSPARENCY */
1323		1371
1324	# ifndef HAVE_AFTERIMAGE	1372	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1325	static void ShadeXImage(rxvt_term *term, XImage *srcImage, int shade, int rm, int gm, int bm);	1373	static void shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c);
1326	# endif	1374	# endif
1327		1375
1328	bool	1376	bool
1329	bgPixmap_t::render ()	1377	bgPixmap_t::render ()
1330	{	1378	{
1331	unsigned long background_flags = 0;	1379	unsigned long background_flags = 0;
1332		1380
1333	if (target == NULL)	1381	if (target == NULL)
1334	return false;	1382	return false;
1335
1336	TIMING_TEST_START (tp);
1337		1383
1338	invalidate ();	1384	invalidate ();
1339	# ifdef ENABLE_TRANSPARENCY	1385	# ifdef ENABLE_TRANSPARENCY
1340	if (flags & isTransparent)	1386	if (flags & isTransparent)
1341	{	1387	{
1342	/* we need to re-generate transparency pixmap in that case ! */	1388	/* we need to re-generate transparency pixmap in that case ! */
1343	background_flags = make_transparency_pixmap ();	1389	background_flags = make_transparency_pixmap ();
1344	if (background_flags == 0)	1390	if (background_flags == 0)
1345	return false;	1391	return false;
1346	else if ((background_flags & transpTransformations) == (flags & transpTransformations)	1392	else if ((background_flags & transpTransformations) == (flags & transpTransformations))
1347	&& pmap_depth == target->depth)
1348	flags = flags & ~isInvalid;	1393	flags &= ~isInvalid;
1349	}	1394	}
1350	# endif	1395	# endif
1351		1396
1352	# ifdef BG_IMAGE_FROM_FILE	1397	# ifdef BG_IMAGE_FROM_FILE
1353	if (have_image	1398	if (have_image
1354	|| (background_flags & transpTransformations) != (flags & transpTransformations))	1399	|| (background_flags & transpTransformations) != (flags & transpTransformations))
1355	{	1400	{
1356	if (render_image (background_flags))	1401	if (render_image (background_flags))
1357	flags = flags & ~isInvalid;	1402	flags &= ~isInvalid;
1358	}	1403	}
1359	# endif	1404	# endif
1360		1405
		1406	# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1361	XImage *result = NULL;	1407	XImage *result = NULL;
1362		1408
1363	if (background_flags && (flags & isInvalid))	1409	if (background_flags && (flags & isInvalid))
1364	{	1410	{
1365	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);	1411	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1366	}	1412	}
1367		1413
1368	if (result)	1414	if (result)
1369	{	1415	{
1370	# if !defined(HAVE_AFTERIMAGE) && !XFT
1371	/* our own client-side tinting */	1416	/* our own client-side tinting */
1372	/* ATTENTION: We ASSUME that XFT will let us do all the tinting necessary server-side.
1373	This may need to be changed in need_client_side_rendering() logic is altered !!! */
1374	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	1417	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
1375	{	1418	{
1376	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1419	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1377	if (flags & tintSet)	1420	if (flags & tintSet)
1378	tint.get (c);	1421	tint.get (c);
1379	ShadeXImage (target, result, shade, c.r, c.g, c.b);	1422	shade_ximage (DefaultVisual (target->dpy, target->display->screen), result, shade, c);
1380	}	1423	}
1381	# endif
1382		1424
1383	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);	1425	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);
1384		1426
1385	if (gc)	1427	if (gc)
1386	{	1428	{
1387	if (/*pmap_depth != target->depth &&*/ pixmap != None)
1388	{
1389	XFreePixmap (target->dpy, pixmap);
1390	pixmap = None;
1391	}
1392
1393	if (pixmap == None)
1394	{
1395	pixmap = XCreatePixmap (target->dpy, target->vt, result->width, result->height, target->depth);
1396	pmap_width = result->width;
1397	pmap_height = result->height;
1398	pmap_depth = target->depth;
1399	}
1400
1401	if (pmap_depth != result->depth)
1402	{
1403	/* Bad Match error will ensue ! stupid X !!!! */
1404	if (result->depth == 24 && pmap_depth == 32)
1405	result->depth = 32;
1406	else if (result->depth == 32 && pmap_depth == 24)
1407	result->depth = 24;
1408	else
1409	{
1410	/* TODO: implement image recoding */
1411	}
1412	}
1413
1414	if (pmap_depth == result->depth)
1415	XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);	1429	XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1416		1430
1417	XFreeGC (target->dpy, gc);	1431	XFreeGC (target->dpy, gc);
1418	flags = flags & ~isInvalid;	1432	flags &= ~isInvalid;
1419	}	1433	}
1420		1434
1421	XDestroyImage (result);	1435	XDestroyImage (result);
1422	}	1436	}
		1437	# endif
1423		1438
1424	if (flags & isInvalid)	1439	if (flags & isInvalid)
1425	{	1440	{
1426	if (pixmap != None)	1441	if (pixmap != None)
1427	{	1442	{
1428	XFreePixmap (target->dpy, pixmap);	1443	XFreePixmap (target->dpy, pixmap);
1429	pixmap = None;	1444	pixmap = None;
1430	}	1445	}
1431	}	1446	}
1432		1447
1433	apply ();	1448	target->scr_recolour (false);
		1449	flags |= hasChanged;
1434		1450
1435	XSync (target->dpy, False);
1436	valid_since = ev::now ();	1451	valid_since = ev::now ();
1437		1452
1438	TIMING_TEST_PRINT_RESULT (tp);
1439
1440	return true;	1453	return true;
1441	}	1454	}
1442		1455
1443	bool	1456	void
1444	bgPixmap_t::set_target (rxvt_term *new_target)	1457	bgPixmap_t::set_target (rxvt_term *new_target)
1445	{	1458	{
1446	if (new_target)
1447	if (target != new_target)
1448	{
1449	target = new_target;	1459	target = new_target;
1450	# ifdef ENABLE_TRANSPARENCY	1460
1451	root_depth = DefaultDepthOfScreen (ScreenOfDisplay (target->dpy, target->display->screen));	1461	flags &= ~(HAS_RENDER | HAS_RENDER_CONV);
		1462	#if XRENDER
		1463	int major, minor;
		1464	if (XRenderQueryVersion (target->dpy, &major, &minor))
		1465	flags |= HAS_RENDER;
		1466	XFilters *filters = XRenderQueryFilters (target->dpy, target->vt);
		1467	if (filters)
		1468	{
		1469	for (int i = 0; i < filters->nfilter; i++)
		1470	if (!strcmp (filters->filter[i], FilterConvolution))
		1471	flags |= HAS_RENDER_CONV;
		1472
		1473	XFree (filters);
		1474	}
1452	# endif	1475	#endif
1453	return true;
1454	}
1455
1456	return false;
1457	}
1458
1459	void
1460	bgPixmap_t::apply ()
1461	{
1462	if (target)
1463	{
1464	flags &= ~isVtOrigin;
1465
1466	if (pixmap != None)
1467	{
1468	/* set target's background to pixmap */
1469	# ifdef ENABLE_TRANSPARENCY
1470	if (flags & isTransparent)
1471	{
1472	XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);
1473	XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);
1474
1475	if (target->scrollBar.win)
1476	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);
1477	}
1478	else
1479	# endif
1480	{
1481	flags |= isVtOrigin;
1482	/* force old pixmap dereference in case it was transparent before :*/
1483	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1484	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1485	/* do we also need to set scrollbar's background here ? */
1486
1487	if (target->scrollBar.win)
1488	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1489	}
1490	}
1491	else
1492	{
1493	/* set target background to a pixel */
1494	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1495	XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);
1496	/* do we also need to set scrollbar's background here ? */
1497	if (target->scrollBar.win)
1498	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1499	}
1500
1501	/* don't want Expose on the parent or vt. It is better to use
1502	scr_touch or we get a great deal of flicker otherwise: */
1503	XClearWindow (target->dpy, target->parent[0]);
1504
1505	if (target->scrollBar.state && target->scrollBar.win)
1506	{
1507	target->scrollBar.state = STATE_IDLE;
1508	target->scrollBar.show (0);
1509	}
1510
1511	target->want_refresh = 1;
1512	flags |= hasChanged;
1513	}
1514	}	1476	}
1515		1477
1516	#endif /* HAVE_BG_PIXMAP */	1478	#endif /* HAVE_BG_PIXMAP */
1517		1479
1518	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) && !XFT	1480	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1519	/* taken from aterm-0.4.2 */	1481	/* taken from aterm-0.4.2 */
1520		1482
1521	typedef uint32_t RUINT32T;
1522
1523	static void	1483	static void
1524	ShadeXImage(rxvt_term *term, XImage *srcImage, int shade, int rm, int gm, int bm)	1484	shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c)
1525	{	1485	{
1526	int sh_r, sh_g, sh_b;	1486	int sh_r, sh_g, sh_b;
1527	RUINT32T mask_r, mask_g, mask_b;	1487	uint32_t mask_r, mask_g, mask_b;
1528	RUINT32T *lookup, *lookup_r, *lookup_g, *lookup_b;	1488	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1529	unsigned int lower_lim_r, lower_lim_g, lower_lim_b;	1489	rgba low;
1530	unsigned int upper_lim_r, upper_lim_g, upper_lim_b;	1490	rgba high;
1531	int i;	1491	int i;
		1492	int host_byte_order = byteorder::big_endian () ? MSBFirst : LSBFirst;
1532		1493
1533	Visual *visual = term->visual;
1534
1535	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return ;	1494	if (visual->c_class != TrueColor || ximage->format != ZPixmap) return;
1536
1537	if (shade == 0)
1538	shade = 100;
1539		1495
1540	/* for convenience */	1496	/* for convenience */
1541	mask_r = visual->red_mask;	1497	mask_r = visual->red_mask;
1542	mask_g = visual->green_mask;	1498	mask_g = visual->green_mask;
1543	mask_b = visual->blue_mask;	1499	mask_b = visual->blue_mask;
1544		1500
1545	/* boring lookup table pre-initialization */	1501	/* boring lookup table pre-initialization */
1546	switch (srcImage->bits_per_pixel) {	1502	switch (ximage->depth)
		1503	{
1547	case 15:	1504	case 15:
1548	if ((mask_r != 0x7c00) ||	1505	if ((mask_r != 0x7c00) ||
1549	(mask_g != 0x03e0) ||	1506	(mask_g != 0x03e0) ||
1550	(mask_b != 0x001f))	1507	(mask_b != 0x001f))
1551	return;	1508	return;
1552	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+32+32));	1509	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+32+32));
1553	lookup_r = lookup;	1510	lookup_r = lookup;
1554	lookup_g = lookup+32;	1511	lookup_g = lookup+32;
1555	lookup_b = lookup+32+32;	1512	lookup_b = lookup+32+32;
1556	sh_r = 10;	1513	sh_r = 10;
1557	sh_g = 5;	1514	sh_g = 5;
1558	sh_b = 0;	1515	sh_b = 0;
1559	break;	1516	break;
1560	case 16:	1517	case 16:
1561	if ((mask_r != 0xf800) ||	1518	if ((mask_r != 0xf800) ||
1562	(mask_g != 0x07e0) ||	1519	(mask_g != 0x07e0) ||
1563	(mask_b != 0x001f))	1520	(mask_b != 0x001f))
1564	return;	1521	return;
1565	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+64+32));	1522	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+64+32));
1566	lookup_r = lookup;	1523	lookup_r = lookup;
1567	lookup_g = lookup+32;	1524	lookup_g = lookup+32;
1568	lookup_b = lookup+32+64;	1525	lookup_b = lookup+32+64;
1569	sh_r = 11;	1526	sh_r = 11;
1570	sh_g = 5;	1527	sh_g = 5;
1571	sh_b = 0;	1528	sh_b = 0;
1572	break;	1529	break;
1573	case 24:	1530	case 24:
1574	if ((mask_r != 0xff0000) ||	1531	if ((mask_r != 0xff0000) ||
1575	(mask_g != 0x00ff00) ||	1532	(mask_g != 0x00ff00) ||
1576	(mask_b != 0x0000ff))	1533	(mask_b != 0x0000ff))
1577	return;	1534	return;
1578	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));	1535	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1579	lookup_r = lookup;	1536	lookup_r = lookup;
1580	lookup_g = lookup+256;	1537	lookup_g = lookup+256;
1581	lookup_b = lookup+256+256;	1538	lookup_b = lookup+256+256;
1582	sh_r = 16;	1539	sh_r = 16;
1583	sh_g = 8;	1540	sh_g = 8;
1584	sh_b = 0;	1541	sh_b = 0;
1585	break;	1542	break;
1586	case 32:	1543	case 32:
1587	if ((mask_r != 0xff0000) ||	1544	if ((mask_r != 0xff0000) ||
1588	(mask_g != 0x00ff00) ||	1545	(mask_g != 0x00ff00) ||
1589	(mask_b != 0x0000ff))	1546	(mask_b != 0x0000ff))
1590	return;	1547	return;
1591	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));	1548	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1592	lookup_r = lookup;	1549	lookup_r = lookup;
1593	lookup_g = lookup+256;	1550	lookup_g = lookup+256;
1594	lookup_b = lookup+256+256;	1551	lookup_b = lookup+256+256;
1595	sh_r = 16;	1552	sh_r = 16;
1596	sh_g = 8;	1553	sh_g = 8;
1597	sh_b = 0;	1554	sh_b = 0;
1598	break;	1555	break;
1599	default:	1556	default:
1600	return; /* we do not support this color depth */	1557	return; /* we do not support this color depth */
1601	}	1558	}
1602		1559
1603	/* prepare limits for color transformation (each channel is handled separately) */	1560	/* prepare limits for color transformation (each channel is handled separately) */
1604	if (shade < 0) {	1561	if (shade > 100)
		1562	{
1605	shade = -shade;	1563	shade = 200 - shade;
1606	if (shade < 0) shade = 0;
1607	if (shade > 100) shade = 100;
1608		1564
1609	lower_lim_r = 65535-rm;	1565	high.r = c.r * shade / 100;
1610	lower_lim_g = 65535-gm;	1566	high.g = c.g * shade / 100;
1611	lower_lim_b = 65535-bm;	1567	high.b = c.b * shade / 100;
1612		1568
1613	lower_lim_r = 65535-(unsigned int)(((RUINT32T)lower_lim_r)*((RUINT32T)shade)/100);	1569	low.r = 65535 * (100 - shade) / 100;
1614	lower_lim_g = 65535-(unsigned int)(((RUINT32T)lower_lim_g)*((RUINT32T)shade)/100);	1570	low.g = 65535 * (100 - shade) / 100;
1615	lower_lim_b = 65535-(unsigned int)(((RUINT32T)lower_lim_b)*((RUINT32T)shade)/100);	1571	low.b = 65535 * (100 - shade) / 100;
1616
1617	upper_lim_r = upper_lim_g = upper_lim_b = 65535;
1618	} else {
1619	if (shade < 0) shade = 0;
1620	if (shade > 100) shade = 100;
1621
1622	lower_lim_r = lower_lim_g = lower_lim_b = 0;
1623
1624	upper_lim_r = (unsigned int)((((RUINT32T)rm)*((RUINT32T)shade))/100);
1625	upper_lim_g = (unsigned int)((((RUINT32T)gm)*((RUINT32T)shade))/100);
1626	upper_lim_b = (unsigned int)((((RUINT32T)bm)*((RUINT32T)shade))/100);
1627	}	1572	}
1628		1573	else
1629	/* switch red and blue bytes if necessary, we need it for some weird XServers like XFree86 3.3.3.1 */
1630	if ((srcImage->bits_per_pixel == 24) && (mask_r >= 0xFF0000 ))
1631	{	1574	{
1632	unsigned int tmp;	1575	high.r = c.r * shade / 100;
		1576	high.g = c.g * shade / 100;
		1577	high.b = c.b * shade / 100;
1633		1578
1634	tmp = lower_lim_r;	1579	low.r = low.g = low.b = 0;
1635	lower_lim_r = lower_lim_b;
1636	lower_lim_b = tmp;
1637
1638	tmp = upper_lim_r;
1639	upper_lim_r = upper_lim_b;
1640	upper_lim_b = tmp;
1641	}	1580	}
1642		1581
1643	/* fill our lookup tables */	1582	/* fill our lookup tables */
1644	for (i = 0; i <= mask_r>>sh_r; i++)	1583	for (i = 0; i <= mask_r>>sh_r; i++)
1645	{	1584	{
1646	RUINT32T tmp;	1585	uint32_t tmp;
1647	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_r-lower_lim_r));	1586	tmp = i * high.r;
1648	tmp += ((RUINT32T)(mask_r>>sh_r))*((RUINT32T)lower_lim_r);	1587	tmp += (mask_r>>sh_r) * low.r;
1649	lookup_r[i] = (tmp/65535)<<sh_r;	1588	lookup_r[i] = (tmp/65535)<<sh_r;
1650	}	1589	}
1651	for (i = 0; i <= mask_g>>sh_g; i++)	1590	for (i = 0; i <= mask_g>>sh_g; i++)
1652	{	1591	{
1653	RUINT32T tmp;	1592	uint32_t tmp;
1654	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_g-lower_lim_g));	1593	tmp = i * high.g;
1655	tmp += ((RUINT32T)(mask_g>>sh_g))*((RUINT32T)lower_lim_g);	1594	tmp += (mask_g>>sh_g) * low.g;
1656	lookup_g[i] = (tmp/65535)<<sh_g;	1595	lookup_g[i] = (tmp/65535)<<sh_g;
1657	}	1596	}
1658	for (i = 0; i <= mask_b>>sh_b; i++)	1597	for (i = 0; i <= mask_b>>sh_b; i++)
1659	{	1598	{
1660	RUINT32T tmp;	1599	uint32_t tmp;
1661	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_b-lower_lim_b));	1600	tmp = i * high.b;
1662	tmp += ((RUINT32T)(mask_b>>sh_b))*((RUINT32T)lower_lim_b);	1601	tmp += (mask_b>>sh_b) * low.b;
1663	lookup_b[i] = (tmp/65535)<<sh_b;	1602	lookup_b[i] = (tmp/65535)<<sh_b;
1664	}	1603	}
1665		1604
1666	/* apply table to input image (replacing colors by newly calculated ones) */	1605	/* apply table to input image (replacing colors by newly calculated ones) */
1667	switch (srcImage->bits_per_pixel)	1606	if (ximage->bits_per_pixel == 32
		1607	&& (ximage->depth == 24 || ximage->depth == 32)
		1608	&& ximage->byte_order == host_byte_order)
1668	{	1609	{
1669	case 15:
1670	{
1671	unsigned short *p1, *pf, *p, *pl;	1610	uint32_t *p1, *pf, *p, *pl;
1672	p1 = (unsigned short *) srcImage->data;	1611	p1 = (uint32_t *) ximage->data;
1673	pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);	1612	pf = (uint32_t *) (ximage->data + ximage->height * ximage->bytes_per_line);
		1613
1674	while (p1 < pf)	1614	while (p1 < pf)
1675	{	1615	{
1676	p = p1;	1616	p = p1;
1677	pl = p1 + srcImage->width;	1617	pl = p1 + ximage->width;
1678	for (; p < pl; p++)	1618	for (; p < pl; p++)
1679	{	1619	{
1680	*p = lookup_r[(*p & 0x7c00)>>10] |
1681	lookup_g[(*p & 0x03e0)>> 5] |
1682	lookup_b[(*p & 0x001f)];
1683	}
1684	p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1685	}
1686	break;
1687	}
1688	case 16:
1689	{
1690	unsigned short *p1, *pf, *p, *pl;
1691	p1 = (unsigned short *) srcImage->data;
1692	pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1693	while (p1 < pf)
1694	{
1695	p = p1;
1696	pl = p1 + srcImage->width;
1697	for (; p < pl; p++)
1698	{
1699	*p = lookup_r[(*p & 0xf800)>>11] |
1700	lookup_g[(*p & 0x07e0)>> 5] |
1701	lookup_b[(*p & 0x001f)];
1702	}
1703	p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1704	}
1705	break;
1706	}
1707	case 24:
1708	{
1709	unsigned char *p1, *pf, *p, *pl;
1710	p1 = (unsigned char *) srcImage->data;
1711	pf = (unsigned char *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1712	while (p1 < pf)
1713	{
1714	p = p1;
1715	pl = p1 + srcImage->width * 3;
1716	for (; p < pl; p += 3)
1717	{
1718	p[0] = lookup_r[(p[0] & 0xff0000)>>16];
1719	p[1] = lookup_r[(p[1] & 0x00ff00)>> 8];
1720	p[2] = lookup_r[(p[2] & 0x0000ff)];
1721	}
1722	p1 = (unsigned char *) ((char *) p1 + srcImage->bytes_per_line);
1723	}
1724	break;
1725	}
1726	case 32:
1727	{
1728	RUINT32T *p1, *pf, *p, *pl;
1729	p1 = (RUINT32T *) srcImage->data;
1730	pf = (RUINT32T *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1731
1732	while (p1 < pf)
1733	{
1734	p = p1;
1735	pl = p1 + srcImage->width;
1736	for (; p < pl; p++)
1737	{
1738	*p = lookup_r[(*p & 0xff0000)>>16] |	1620	*p = lookup_r[(*p & 0xff0000) >> 16] |
1739	lookup_g[(*p & 0x00ff00)>> 8] |	1621	lookup_g[(*p & 0x00ff00) >> 8] |
1740	lookup_b[(*p & 0x0000ff)] |	1622	lookup_b[(*p & 0x0000ff)] |
1741	(*p & ~0xffffff);	1623	(*p & 0xff000000);
		1624	}
		1625	p1 = (uint32_t *) ((char *) p1 + ximage->bytes_per_line);
		1626	}
		1627	}
		1628	else
		1629	{
		1630	for (int y = 0; y < ximage->height; y++)
		1631	for (int x = 0; x < ximage->width; x++)
		1632	{
		1633	unsigned long pixel = XGetPixel (ximage, x, y);
		1634	pixel = lookup_r[(pixel & mask_r) >> sh_r] |
		1635	lookup_g[(pixel & mask_g) >> sh_g] |
		1636	lookup_b[(pixel & mask_b) >> sh_b];
		1637	XPutPixel (ximage, x, y, pixel);
1742	}	1638	}
1743	p1 = (RUINT32T *) ((char *) p1 + srcImage->bytes_per_line);
1744	}	1639	}
1745	break;
1746	}
1747	}
1748		1640
1749	free (lookup);	1641	free (lookup);
1750	}	1642	}
1751	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */	1643	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */

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