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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.9 by sasha, Mon Oct 29 13:39:43 2007 UTC vs.
Revision 1.133 by sf-exg, Tue Jan 11 09:21:14 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) 1997 Carsten Haitzler <raster@zip.com.au>
7	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
8	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
9	* Copyright (c) 2005-2006 Marc Lehmann <pcg@goof.com>	6	* Copyright (c) 2005-2008 Marc Lehmann <pcg@goof.com>
10	* 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>
11	*	9	*
12	* 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
13	* 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
14	* the Free Software Foundation; either version 2 of the License, or	12	* the Free Software Foundation; either version 2 of the License, or
15	* (at your option) any later version.	13	* (at your option) any later version.
…		…
22	* 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
23	* along with this program; if not, write to the Free Software	21	* along with this program; if not, write to the Free Software
24	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	22	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
25	*---------------------------------------------------------------------*/	23	*---------------------------------------------------------------------*/
26		24
		25	#include <cmath>
27	#include "../config.h" /* NECESSARY */	26	#include "../config.h" /* NECESSARY */
28	#include "rxvt.h" /* NECESSARY */	27	#include "rxvt.h" /* NECESSARY */
29		28
		29	#if XRENDER
		30	# include <X11/extensions/Xrender.h>
		31	#endif
		32
		33	#ifndef FilterConvolution
		34	#define FilterConvolution "convolution"
		35	#endif
		36
30	#define DO_TIMING_TEST 0	37	#define DO_TIMING_TEST 0
31		38
32	#if DO_TIMING_TEST	39	#if DO_TIMING_TEST
		40	# include <sys/time.h>
33	#define TIMING_TEST_START(id) \	41	#define TIMING_TEST_START(id) \
34	struct timeval timing_test_##id##_stv;\	42	struct timeval timing_test_##id##_stv; \
35	gettimeofday (&timing_test_##id##_stv, NULL);	43	gettimeofday (&timing_test_##id##_stv, NULL);
36		44
37	#define TIMING_TEST_PRINT_RESULT(id) \	45	#define TIMING_TEST_PRINT_RESULT(id) \
38	do{ struct timeval tv;gettimeofday (&tv, NULL); tv.tv_sec -= (timing_test_##id##_stv).tv_sec;\	46	do { \
		47	struct timeval tv; \
		48	gettimeofday (&tv, NULL); \
		49	tv.tv_sec -= (timing_test_##id##_stv).tv_sec; \
39	fprintf (stderr, "%s: %s: %d: elapsed %ld usec\n", #id, __FILE__, __LINE__,\	50	fprintf (stderr, "%s: %s: %d: elapsed %ld usec\n", #id, __FILE__, __LINE__, \
40	tv.tv_sec * 1000000 + tv.tv_usec - (timing_test_##id##_stv).tv_usec);}while (0)	51	tv.tv_sec * 1000000 + tv.tv_usec - (timing_test_##id##_stv).tv_usec); \
		52	} while (0)
41		53
42	#else	54	#else
43	#define TIMING_TEST_START(id) do{}while (0)	55	#define TIMING_TEST_START(id) do {} while (0)
44	#define TIMING_TEST_PRINT_RESULT(id) do{}while (0)	56	#define TIMING_TEST_PRINT_RESULT(id) do {} while (0)
45	#endif	57	#endif
46		58
47	/*	59	/*
48	* Pixmap geometry string interpretation :	60	* Pixmap geometry string interpretation :
49	* Each geometry string contains zero or one scale/position	61	* Each geometry string contains zero or one scale/position
50	* adjustment and may optionally be followed by a colon and one or more	62	* adjustment and may optionally be followed by a colon and one or more
51	* colon-delimited pixmap operations.	63	* colon-delimited pixmap operations.
52	* The following table shows the valid geometry strings and their	64	* The following table shows the valid geometry strings and their
53	* affects on the background image :	65	* effects on the background image :
54	*	66	*
55	* WxH+X+Y Set scaling to W% by H%, and position to X% by Y%.	67	* WxH+X+Y Set scaling to W% by H%, and position to X% by Y%.
56	* W and H are percentages of the terminal window size.	68	* W and H are percentages of the terminal window size.
57	* X and Y are also percentages; e.g., +50+50 centers	69	* X and Y are also percentages; e.g., +50+50 centers
58	* the image in the window.	70	* the image in the window.
59	* WxH+X Assumes Y == X
60	* WxH Assumes Y == X == 50 (centers the image)
61	* W+X+Y Assumes H == W
62	* W+X Assumes H == W and Y == X
63	* W Assumes H == W and Y == X == 50
64	*
65	* Adjusting position only :
66	* =+X+Y Set position to X% by Y% (absolute).
67	* =+X Set position to X% by X%.
68	* +X+Y Adjust position horizontally X% and vertically Y%
69	* from current position (relative).
70	* +X Adjust position horizontally X% and vertically X%
71	* from current position.
72	*
73	* Adjusting scale only :
74	* Wx0 Multiply horizontal scaling factor by W%
75	* 0xH Multiply vertical scaling factor by H%
76	* 0x0 No scaling (show image at normal size).
77	*	71	*
78	* Pixmap Operations : (should be prepended by a colon)	72	* Pixmap Operations : (should be prepended by a colon)
79	* tile Tile image. Scaling/position modifiers above will affect	73	* tile Tile image. Scaling/position modifiers above will affect
80	* the tile size and origin.	74	* the tile size and origin.
81	* propscale When scaling, scale proportionally. That is, maintain the	75	* propscale When scaling, scale proportionally. That is, maintain the
82	* proper aspect ratio for the image. Any portion of the	76	* proper aspect ratio for the image. Any portion of the
83	* background not covered by the image is filled with the	77	* background not covered by the image is filled with the
84	* current background color.	78	* current background color.
85	* hscale Scale horizontally, tile vertically ?	79	* hscale Scale horizontally, tile vertically ?
86	* vscale Tile horizontally, scale vertically ?	80	* vscale Tile horizontally, scale vertically ?
87	* scale Scale both up and down	81	* scale Scale both up and down
88	* auto Same as 100x100+50+50	82	* auto Same as 100x100+50+50
89	*/	83	*/
90		84
91	#ifdef HAVE_BG_PIXMAP	85	#ifdef HAVE_BG_PIXMAP
92	bgPixmap_t::bgPixmap_t()	86	bgPixmap_t::bgPixmap_t ()
93	{	87	{
		88	// this is basically redundant as bgPixmap_t is only used in
		89	// zero_initialised-derived structs
94	#ifdef HAVE_AFTERIMAGE	90	#ifdef HAVE_AFTERIMAGE
95	original_asim = NULL;	91	original_asim = NULL;
96	#endif	92	#endif
		93	#ifdef HAVE_PIXBUF
		94	pixbuf = NULL;
		95	#endif
97	#ifdef BG_IMAGE_FROM_FILE	96	#ifdef BG_IMAGE_FROM_FILE
		97	have_image = false;
98	h_scale = v_scale = 0;	98	h_scale = v_scale = 0;
99	h_align = v_align = 0;	99	h_align = v_align = 0;
100	#endif	100	#endif
		101	#ifdef ENABLE_TRANSPARENCY
		102	shade = 100;
		103	#endif
101	flags = 0;	104	flags = 0;
102	pixmap = None;	105	pixmap = None;
		106	valid_since = invalid_since = 0;
		107	target = 0;
		108	target_x = target_y = 0;
103	}	109	}
104		110
		111	void
		112	bgPixmap_t::destroy ()
		113	{
		114	#ifdef HAVE_AFTERIMAGE
		115	if (original_asim)
		116	safe_asimage_destroy (original_asim);
		117	#endif
		118
		119	#ifdef HAVE_PIXBUF
		120	if (pixbuf)
		121	g_object_unref (pixbuf);
		122	#endif
		123
		124	if (pixmap && target)
		125	XFreePixmap (target->dpy, pixmap);
		126	}
		127
		128	bool
		129	bgPixmap_t::set_position (int x, int y)
		130	{
		131
		132	if (target_x != x
		133	|| target_y != y)
		134	{
		135	target_x = x;
		136	target_y = y;
		137	return true;
		138	}
		139	return false;
		140	}
105		141
106	bool	142	bool
107	bgPixmap_t::window_size_sensitive ()	143	bgPixmap_t::window_size_sensitive ()
108	{	144	{
109	# ifdef BG_IMAGE_FROM_FILE
110	# ifdef HAVE_AFTERIMAGE
111	if (original_asim != NULL)
112	# endif
113	{
114	if (h_scale != 0 || v_scale != 0
115	|| h_align != 0 || v_align != 0)
116	return true;
117	}
118	# endif
119	# ifdef ENABLE_TRANSPARENCY	145	# ifdef ENABLE_TRANSPARENCY
120	if (flags & isTransparent)	146	if (flags & isTransparent)
121	return true;	147	return true;
122	# endif	148	# endif
		149
		150	# ifdef BG_IMAGE_FROM_FILE
		151	if (have_image)
		152	{
		153	if (flags & sizeSensitive)
		154	return true;
		155	}
		156	# endif
		157
123	return false;	158	return false;
124	}	159	}
125		160
126	bool bgPixmap_t::need_client_side_rendering ()	161	bool
		162	bgPixmap_t::window_position_sensitive ()
127	{	163	{
128	# ifdef HAVE_AFTERIMAGE	164	# ifdef ENABLE_TRANSPARENCY
129	if (original_asim != NULL)	165	if (flags & isTransparent)
130	return true;	166	return true;
131	# endif	167	# endif
132	# ifdef ENABLE_TRANSPARENCY	168
133	if (flags & isTransparent)	169	# ifdef BG_IMAGE_FROM_FILE
		170	if (have_image)
134	{	171	{
135	# ifdef HAVE_AFTERIMAGE // can't blur without libAI anyways	172	if (flags & rootAlign)
136	if ((flags & blurNeeded) && !(flags & blurServerSide))
137	return true;	173	return true;
138	# endif
139	if ((flags & tintNeeded) && !(flags & tintServerSide))
140	return true;
141	}	174	}
142	# endif	175	# endif
		176
143	return false;	177	return false;
144	}	178	}
145		179
146	# ifdef BG_IMAGE_FROM_FILE	180	# ifdef BG_IMAGE_FROM_FILE
147	static inline bool	181	static inline bool
…		…
180		214
181	static inline int	215	static inline int
182	make_align_position (int align, int window_size, int image_size)	216	make_align_position (int align, int window_size, int image_size)
183	{	217	{
184	int diff = window_size - image_size;	218	int diff = window_size - image_size;
185	int smaller = MIN (image_size,window_size);	219	int smaller = min (image_size, window_size);
186		220
187	if (align >= 0 && align <= 50)	221	if (align >= 0 && align <= 100)
188	return diff * align / 100;	222	return diff * align / 100;
189	else if (align > 50 && align <= 100)
190	return window_size - image_size - diff * (100 - align) / 100;
191	else if (align > 100 && align <= 200 )	223	else if (align > 100 && align <= 200)
192	return ((align - 100) * smaller / 100) + window_size - smaller;	224	return ((align - 100) * smaller / 100) + window_size - smaller;
193	else if (align > -100 && align < 0)	225	else if (align >= -100 && align < 0)
194	return ((align + 100) * smaller / 100) - image_size;	226	return ((align + 100) * smaller / 100) - image_size;
195	return 0;	227	return 0;
196	}	228	}
197		229
198	static inline int	230	static inline int
199	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)	231	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)
200	{	232	{
201	int src_pos = 0;	233	int src_pos = 0;
202	dst_pos = 0;	234	dst_pos = pos;
203	dst_size = size;	235	dst_size = size;
204	if (pos < 0 && size > target_size)	236	if (pos < 0)
205	{	237	{
206	src_pos = -pos;	238	src_pos = -pos;
		239	dst_pos = 0;
207	dst_size += pos;	240	dst_size += pos;
208	}	241	}
209	else if (pos > 0)
210	dst_pos = pos;
211		242
212	if (dst_pos + dst_size > target_size)	243	if (dst_pos + dst_size > target_size)
213	dst_size = target_size - dst_pos;	244	dst_size = target_size - dst_pos;
214	return src_pos;	245	return src_pos;
215	}	246	}
216		247
217	bool	248	bool
218	bgPixmap_t::set_geometry (const char *geom)	249	bgPixmap_t::set_geometry (const char *geom, bool update)
219	{	250	{
		251	bool changed = false;
220	int geom_flags = 0, changed = 0;	252	int geom_flags = 0;
221	int x = 0, y = 0;	253	int x = 0, y = 0;
222	unsigned int w = 0, h = 0;	254	unsigned int w = 0, h = 0;
223	unsigned int n;	255	unsigned int n;
224	unsigned long new_flags = (flags & (~geometryFlags));	256	unsigned long new_flags = (flags & (~geometryFlags));
225	char *p;	257	const char *ops;
226	# define MAXLEN_GEOM 256 /* could be longer then regular geometry string */
227		258
228	if (geom == NULL)	259	if (geom == NULL)
229	return false;	260	return false;
230		261
231	char str[MAXLEN_GEOM];	262	char str[256];
232		263
233	while (isspace(*geom)) ++geom;
234	if ((p = strchr (geom, ';')) == NULL)
235	p = strchr (geom, '\0');	264	ops = strchr (geom, ':');
236		265	if (ops == NULL)
		266	n = strlen (geom);
		267	else
237	n = (p - geom);	268	n = ops - geom;
238	if (n < MAXLEN_GEOM)
239	{
240	char *ops;
241	new_flags |= geometrySet;
242		269
		270	if (n >= sizeof (str))
		271	return false;
		272
243	strncpy (str, geom, n);	273	memcpy (str, geom, n);
244	str[n] = '\0';	274	str[n] = '\0';
245	if (str[0] == ':')	275	rxvt_strtrim (str);
246	ops = &str[0];
247	else if (str[0] != 'x' && str[0] != 'X' && isalpha(str[0]))
248	ops = &str[0];
249	else
250	{
251	char *tmp;
252	ops = strchr (str, ':');
253	if (ops != NULL)
254	{
255	for (tmp = ops-1; tmp >= str && isspace(*tmp); --tmp);
256	*(++tmp) = '\0';
257	if (ops == tmp) ++ops;
258	}
259	}
260		276
261	if (ops > str || ops == NULL)	277	if (str[0])
262	{	278	{
263	/* we have geometry string - let's handle it prior to applying ops */	279	/* we have geometry string - let's handle it prior to applying ops */
264	geom_flags = XParseGeometry (str, &x, &y, &w, &h);	280	geom_flags = XParseGeometry (str, &x, &y, &w, &h);
265
266	if ((geom_flags & XValue) && !(geom_flags & YValue))
267	{
268	y = x;
269	geom_flags |= YValue;
270	}
271
272	if (flags & geometrySet)
273	{/* new geometry is an adjustment to the old one ! */
274	if ((geom_flags & WidthValue) && (geom_flags & HeightValue))
275	{
276	if (w == 0 && h != 0)
277	{
278	w = h_scale;
279	h = (v_scale * h) / 100;
280	}
281	else if (h == 0 && w != 0)
282	{
283	w = (h_scale * w) / 100;
284	h = v_scale;
285	}
286	}
287	if (geom_flags & XValue)
288	{
289	if (str[0] != '=')
290	{
291	y += v_align;
292	x += h_align;
293	}
294	}
295	}
296	else /* setting up geometry from scratch */
297	{
298	if (!(geom_flags & XValue))
299	{/* use default geometry - centered */
300	x = y = defaultAlign;
301	}
302	else if (!(geom_flags & YValue))
303	y = x;
304
305	if ((geom_flags & (WidthValue|HeightValue)) == 0)
306	{/* use default geometry - scaled */
307	w = h = defaultScale;
308	}
309	else if (geom_flags & WidthValue)
310	{
311	if (!(geom_flags & HeightValue))
312	h = w;
313	}
314	else
315	w = h;
316	}
317	} /* done parsing geometry string */	281	} /* done parsing geometry string */
318	else if (!(flags & geometrySet))	282
319	{ /* default geometry - scaled and centered */	283	if (!update)
		284	{
		285	if (!(geom_flags & XValue))
320	x = y = defaultAlign;	286	x = y = defaultAlign;
		287	else if (!(geom_flags & YValue))
		288	y = x;
		289
		290	if (!(geom_flags & (WidthValue|HeightValue)))
321	w = h = defaultScale;	291	w = h = defaultScale;
322	}	292	else if (!(geom_flags & HeightValue))
323		293	h = w;
324	if (!(flags & geometrySet))	294	else if (!(geom_flags & WidthValue))
		295	w = h;
		296
325	geom_flags |= WidthValue|HeightValue|XValue|YValue;	297	geom_flags |= WidthValue|HeightValue|XValue|YValue;
		298	}
326		299
327	if (ops)	300	if (ops)
328	{	301	{
329	while (*ops)	302	char **arr = rxvt_strsplit (':', ops + 1);
		303
		304	for (int i = 0; arr[i]; i++)
330	{	305	{
331	while (*ops == ':' || isspace(*ops)) ++ops;	306	if (!strcasecmp (arr[i], "tile"))
332	# define CHECK_GEOM_OPS(op_str) (strncasecmp (ops, (op_str), sizeof(op_str)-1) == 0)
333	if (CHECK_GEOM_OPS("tile"))
334	{	307	{
335	w = h = 0;	308	w = h = noScale;
336	geom_flags |= WidthValue|HeightValue;	309	geom_flags |= WidthValue|HeightValue;
337	}	310	}
338	else if (CHECK_GEOM_OPS("propscale"))	311	else if (!strcasecmp (arr[i], "propscale"))
339	{	312	{
340	if (w == 0 && h == 0)
341	{
342	w = 100;
343	geom_flags |= WidthValue;
344	}
345	new_flags |= propScale;	313	new_flags |= propScale;
346	}	314	}
347	else if (CHECK_GEOM_OPS("hscale"))	315	else if (!strcasecmp (arr[i], "hscale"))
348	{	316	{
349	if (w == 0)	317	if (w == 0) w = windowScale;
350	w = 100;	318
351	h = 0;	319	h = noScale;
352	geom_flags |= WidthValue|HeightValue;	320	geom_flags |= WidthValue|HeightValue;
353	}	321	}
354	else if (CHECK_GEOM_OPS("vscale"))	322	else if (!strcasecmp (arr[i], "vscale"))
355	{	323	{
356	if (h == 0)	324	if (h == 0) h = windowScale;
357	h = 100;	325
358	w = 0;	326	w = noScale;
359	geom_flags |= WidthValue|HeightValue;	327	geom_flags |= WidthValue|HeightValue;
360	}	328	}
361	else if (CHECK_GEOM_OPS("scale"))	329	else if (!strcasecmp (arr[i], "scale"))
362	{	330	{
363	if (h == 0)	331	if (h == 0) h = windowScale;
364	h = 100;	332	if (w == 0) w = windowScale;
365	if (w == 0)	333
366	w = 100;
367	geom_flags |= WidthValue|HeightValue;	334	geom_flags |= WidthValue|HeightValue;
368	}	335	}
369	else if (CHECK_GEOM_OPS("auto"))	336	else if (!strcasecmp (arr[i], "auto"))
370	{	337	{
371	w = h = 100;	338	w = h = windowScale;
372	x = y = 50;	339	x = y = centerAlign;
373	geom_flags |= WidthValue|HeightValue|XValue|YValue;	340	geom_flags |= WidthValue|HeightValue|XValue|YValue;
374	}	341	}
375	# undef CHECK_GEOM_OPS	342	else if (!strcasecmp (arr[i], "root"))
376	while (*ops != ':' && *ops != '\0') ++ops;	343	{
		344	new_flags |= rootAlign;
		345	w = h = noScale;
		346	geom_flags |= WidthValue|HeightValue;
		347	}
377	} /* done parsing ops */	348	} /* done parsing ops */
378	}
379		349
		350	rxvt_free_strsplit (arr);
		351	}
		352
380	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w))	353	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;
381	++changed;
382	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h))	354	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;
383	++changed;
384	if (check_set_align_value (geom_flags, XValue, h_align, x))	355	if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;
385	++changed;
386	if (check_set_align_value (geom_flags, YValue, v_align, y))	356	if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
387	++changed;
388	}
389		357
390	if (new_flags != flags)	358	if (new_flags != flags)
391	{	359	{
392	flags = new_flags;	360	flags = new_flags;
393	changed++;	361	changed = true;
394	}	362	}
395	//fprintf( stderr, "flags = %lX, scale = %ux%u, align=%+d%+d\n",	363
396	// flags, h_scale, v_scale, h_align, v_align);
397	return (changed > 0);	364	return changed;
		365	}
		366
		367	void
		368	bgPixmap_t::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
		369	{
		370	int target_width = target->szHint.width;
		371	int target_height = target->szHint.height;
		372
		373	if (flags & propScale)
		374	{
		375	float scale = (float)target_width / image_width;
		376	min_it (scale, (float)target_height / image_height);
		377	w = image_width * scale + 0.5;
		378	h = image_height * scale + 0.5;
		379	}
		380	else
		381	{
		382	w = h_scale * target_width / 100;
		383	h = v_scale * target_height / 100;
		384	}
		385
		386	if (!w) w = image_width;
		387	if (!h) h = image_height;
		388
		389	if (flags & rootAlign)
		390	{
		391	x = -target_x;
		392	y = -target_y;
		393	}
		394	else
		395	{
		396	x = make_align_position (h_align, target_width, w);
		397	y = make_align_position (v_align, target_height, h);
		398	}
		399
		400	flags &= ~sizeSensitive;
		401	if ((flags & propScale) || h_scale || v_scale
		402	|| (!(flags & rootAlign) && (h_align || v_align))
		403	|| w > target_width || h > target_height)
		404	flags |= sizeSensitive;
398	}	405	}
399		406
400	# ifdef HAVE_AFTERIMAGE	407	# ifdef HAVE_AFTERIMAGE
401	bool	408	bool
402	bgPixmap_t::render_asim (ASImage *background, ARGB32 background_tint)	409	bgPixmap_t::render_image (unsigned long background_flags)
403	{	410	{
404	if (target == NULL)	411	if (target == NULL)
405	return false;	412	return false;
406		413
		414	target->init_asv ();
		415
		416	ASImage *background = NULL;
		417	ARGB32 background_tint = TINT_LEAVE_SAME;
		418
		419	# ifdef ENABLE_TRANSPARENCY
		420	if (background_flags)
		421	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);
		422
		423	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
		424	{
		425	ShadingInfo as_shade;
		426	as_shade.shading = shade;
		427
		428	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
		429	if (flags & tintSet)
		430	tint.get (c);
		431	as_shade.tintColor.red = c.r;
		432	as_shade.tintColor.green = c.g;
		433	as_shade.tintColor.blue = c.b;
		434
		435	background_tint = shading2tint32 (&as_shade);
		436	}
		437
		438	if (!(background_flags & transpPmapBlurred) && (flags & blurNeeded) && background != NULL)
		439	{
		440	ASImage *tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
		441	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,
		442	100, ASIMAGE_QUALITY_DEFAULT);
		443	if (tmp)
		444	{
		445	destroy_asimage (&background);
		446	background = tmp;
		447	}
		448	}
		449	# endif
		450
		451	ASImage *result = 0;
		452
407	int target_width = (int)target->szHint.width;	453	int target_width = target->szHint.width;
408	int target_height = (int)target->szHint.height;	454	int target_height = target->szHint.height;
409	int new_pmap_width = target_width, new_pmap_height = target_height;	455	int new_pmap_width = target_width;
410	ASImage *result = NULL;	456	int new_pmap_height = target_height;
411		457
412	int x = 0;	458	int x = 0;
413	int y = 0;	459	int y = 0;
414	int w = h_scale * target_width / 100;	460	int w = 0;
415	int h = v_scale * target_height / 100;	461	int h = 0;
416
417	TIMING_TEST_START (asim);
418		462
419	if (original_asim)	463	if (original_asim)
420	{	464	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
421	x = make_align_position (h_align, target_width, w > 0 ? w : (int)original_asim->width);
422	y = make_align_position (v_align, target_height, h > 0 ? h : (int)original_asim->height);
423	}
424		465
425	if (original_asim == NULL	466	if (!original_asim
		467	|| (!(flags & rootAlign)
426	|| x >= target_width	468	&& (x >= target_width
427	|| y >= target_height	469	|| y >= target_height
428	|| (w > 0 && x + w <= 0)	470	|| (x + w <= 0)
429	|| (h > 0 && y + h <= 0))	471	|| (y + h <= 0))))
430	{	472	{
431	if (background)	473	if (background)
432	{	474	{
433	new_pmap_width = background->width;	475	new_pmap_width = background->width;
434	new_pmap_height = background->height;	476	new_pmap_height = background->height;
435	result = background;	477	result = background;
		478
436	if (background_tint != TINT_LEAVE_SAME)	479	if (background_tint != TINT_LEAVE_SAME)
437	{	480	{
438	ASImage* tmp = tile_asimage (target->asv, background, 0, 0,	481	ASImage *tmp = tile_asimage (target->asv, background, 0, 0,
439	target_width, target_height, background_tint,	482	target_width, target_height, background_tint,
440	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);	483	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
441	if (tmp)	484	if (tmp)
442	result = tmp;	485	result = tmp;
443	}	486	}
…		…
446	new_pmap_width = new_pmap_height = 0;	489	new_pmap_width = new_pmap_height = 0;
447	}	490	}
448	else	491	else
449	{	492	{
450	result = original_asim;	493	result = original_asim;
		494
451	if ((w > 0 && w != original_asim->width)	495	if ((w != original_asim->width)
452	|| (h > 0 && h != original_asim->height))	496	|| (h != original_asim->height))
453	{	497	{
454	result = scale_asimage (target->asv, original_asim,	498	result = scale_asimage (target->asv, original_asim,
455	w > 0 ? w : original_asim->width,	499	w, h,
456	h > 0 ? h : original_asim->height,
457	background ? ASA_ASImage : ASA_XImage,	500	background ? ASA_ASImage : ASA_XImage,
458	100, ASIMAGE_QUALITY_DEFAULT);	501	100, ASIMAGE_QUALITY_DEFAULT);
459	}	502	}
		503
460	if (background == NULL)	504	if (background == NULL)
461	{/* if tiling - pixmap has to be sized exactly as the image */	505	{
462	if (h_scale == 0)
463	new_pmap_width = result->width;
464	if (v_scale == 0)
465	new_pmap_height = result->height;
466	/* we also need to tile our image in one or both directions */
467	if (h_scale == 0 || v_scale == 0)	506	if (h_scale == 0 || v_scale == 0)
468	{	507	{
		508	/* if tiling - pixmap has to be sized exactly as the image,
		509	but there is no need to make it bigger than the window! */
		510	new_pmap_width = min (result->width, target_width);
		511	new_pmap_height = min (result->height, target_height);
		512
		513	/* we also need to tile our image in both directions */
469	ASImage *tmp = tile_asimage (target->asv, result,	514	ASImage *tmp = tile_asimage (target->asv, result,
470	(h_scale > 0) ? 0 : (int)result->width - x,	515	(int)result->width - x,
471	(v_scale > 0) ? 0 : (int)result->height - y,	516	(int)result->height - y,
		517	new_pmap_width,
472	result->width, result->height,	518	new_pmap_height,
473	TINT_LEAVE_SAME, ASA_XImage,	519	TINT_LEAVE_SAME, ASA_XImage,
474	100, ASIMAGE_QUALITY_DEFAULT);	520	100, ASIMAGE_QUALITY_DEFAULT);
475	if (tmp)	521	if (tmp)
476	{	522	{
477	if (result != original_asim)	523	if (result != original_asim)
478	destroy_asimage (&result);	524	destroy_asimage (&result);
		525
479	result = tmp;	526	result = tmp;
480	}	527	}
481	}	528	}
482	}	529	}
483	else	530	else
		531	{
484	{/* if blending background and image - pixmap has to be sized same as target window */	532	/* if blending background and image - pixmap has to be sized same as target window */
485	ASImageLayer *layers = create_image_layers (2);	533	ASImageLayer *layers = create_image_layers (2);
486	ASImage *merged_im = NULL;
487		534
488	layers[0].im = background;	535	layers[0].im = background;
489	layers[0].clip_width = target_width;	536	layers[0].clip_width = target_width;
490	layers[0].clip_height = target_height;	537	layers[0].clip_height = target_height;
491	layers[0].tint = background_tint;	538	layers[0].tint = background_tint;
492	layers[1].im = result;	539	layers[1].im = result;
493	if (w <= 0)	540
		541	if (h_scale == 0 || v_scale == 0)
		542	{
494	{/* tile horizontally */	543	/* tile horizontally */
495	while (x > 0) x -= (int)result->width;	544	while (x > 0) x -= (int)result->width;
496	layers[1].dst_x = x;	545	layers[1].dst_x = x;
497	layers[1].clip_width = result->width+target_width;	546	layers[1].clip_width = result->width+target_width;
498	}	547	}
499	else	548	else
		549	{
500	{/* clip horizontally */	550	/* clip horizontally */
501	layers[1].dst_x = x;	551	layers[1].dst_x = x;
502	layers[1].clip_width = result->width;	552	layers[1].clip_width = result->width;
503	}	553	}
504	if (h <= 0)	554
		555	if (h_scale == 0 || v_scale == 0)
505	{	556	{
506	while (y > 0) y -= (int)result->height;	557	while (y > 0) y -= (int)result->height;
507	layers[1].dst_y = y;	558	layers[1].dst_y = y;
508	layers[1].clip_height = result->height + target_height;	559	layers[1].clip_height = result->height + target_height;
509	}	560	}
510	else	561	else
511	{	562	{
512	layers[1].dst_y = y;	563	layers[1].dst_y = y;
513	layers[1].clip_height = result->height;	564	layers[1].clip_height = result->height;
514	}	565	}
		566
515	if (target->rs[Rs_blendtype])	567	if (target->rs[Rs_blendtype])
516	{	568	{
517	layers[1].merge_scanlines = blend_scanlines_name2func (target->rs[Rs_blendtype]);	569	layers[1].merge_scanlines = blend_scanlines_name2func (target->rs[Rs_blendtype]);
518	if (layers[1].merge_scanlines == NULL)	570	if (layers[1].merge_scanlines == NULL)
519	layers[1].merge_scanlines = alphablend_scanlines;	571	layers[1].merge_scanlines = alphablend_scanlines;
520	}	572	}
		573
521	ASImage *tmp = merge_layers (target->asv, layers, 2, target_width, target_height,	574	ASImage *tmp = merge_layers (target->asv, layers, 2, target_width, target_height,
522	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);	575	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
		576
523	if (tmp)	577	if (tmp)
524	{	578	{
525	if (result != original_asim)	579	if (result != original_asim)
526	destroy_asimage (&result);	580	destroy_asimage (&result);
		581
527	result = tmp;	582	result = tmp;
528	}	583	}
		584
529	free (layers);	585	free (layers);
530	}	586	}
531	}	587	}
532	TIMING_TEST_PRINT_RESULT (asim);
533		588
534	if (pixmap)	589	bool ret = false;
		590
		591	if (result)
535	{	592	{
536	if (result == NULL	593	XGCValues gcv;
		594	GC gc;
		595
		596	/* create Pixmap */
		597	if (pixmap == None
537	|| pmap_width != new_pmap_width	598	|| pmap_width != new_pmap_width
538	|| pmap_height != new_pmap_height	599	|| pmap_height != new_pmap_height
539	|| pmap_depth != target->depth)	600	|| pmap_depth != target->depth)
540	{	601	{
		602	if (pixmap)
541	XFreePixmap (target->dpy, pixmap);	603	XFreePixmap (target->dpy, pixmap);
542	pixmap = None;
543	}
544	}
545
546	if (result)
547	{
548	XGCValues gcv;
549	GC gc;
550
551	/* create Pixmap */
552	if (pixmap == None)
553	{
554	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);	604	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);
555	pmap_width = new_pmap_width;	605	pmap_width = new_pmap_width;
556	pmap_height = new_pmap_height;	606	pmap_height = new_pmap_height;
557	pmap_depth = target->depth;	607	pmap_depth = target->depth;
558	}	608	}
559	/* fill with background color ( if result's not completely overlapping it)*/	609	/* fill with background color (if result's not completely overlapping it) */
560	gcv.foreground = target->pix_colors[Color_bg];	610	gcv.foreground = target->pix_colors[Color_bg];
561	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);	611	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
562		612
563	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;	613	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
564	int dst_width = result->width, dst_height = result->height;	614	int dst_width = result->width, dst_height = result->height;
565	if (background == NULL)	615	if (background == NULL)
566	{	616	{
567	if (h_scale > 0)	617	if (!(h_scale == 0 || v_scale == 0))
		618	{
568	src_x = make_clip_rectangle (x, result->width, new_pmap_width, dst_x, dst_width);	619	src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );
569	if (v_scale > 0)
570	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);	620	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
		621	}
571		622
572	if (dst_x > 0 || dst_y > 0	623	if (dst_x > 0 || dst_y > 0
573	|| dst_x + dst_width < new_pmap_width	624	|| dst_x + dst_width < new_pmap_width
574	|| dst_y + dst_height < new_pmap_height)	625	|| dst_y + dst_height < new_pmap_height)
575	{
576	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	626	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
577	}
578	}	627	}
579		628
580	/* put result on pixmap */	629	/* put result on pixmap */
581	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	630	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
582	asimage2drawable (target->asv, pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);	631	asimage2drawable (target->asv, pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);
583		632
584	if (result != background && result != original_asim)	633	if (result != background && result != original_asim)
585	destroy_asimage (&result);	634	destroy_asimage (&result);
586		635
587	XFreeGC (target->dpy, gc);	636	XFreeGC (target->dpy, gc);
588	TIMING_TEST_PRINT_RESULT (asim);	637
		638	ret = true;
		639	}
		640
		641	if (background)
		642	destroy_asimage (&background);
		643
		644	return ret;
		645	}
		646	# endif /* HAVE_AFTERIMAGE */
		647
		648	# ifdef HAVE_PIXBUF
		649	bool
		650	bgPixmap_t::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
		651	int src_x, int src_y, int dst_x, int dst_y,
		652	unsigned int width, unsigned int height)
		653	{
		654	XImage *ximage;
		655	char *data, *line;
		656	int bytes_per_pixel;
		657	int width_r, width_g, width_b;
		658	int sh_r, sh_g, sh_b;
		659	int rowstride;
		660	int channels;
		661	unsigned char *row;
		662	Visual *visual = target->visual;
		663	int depth = target->depth;
		664
		665	if (visual->c_class != TrueColor)
		666	return false;
		667
		668	if (depth == 24 || depth == 32)
		669	bytes_per_pixel = 4;
		670	else if (depth == 15 || depth == 16)
		671	bytes_per_pixel = 2;
		672	else
		673	return false;
		674
		675	width_r = rxvt_popcount (visual->red_mask);
		676	width_g = rxvt_popcount (visual->green_mask);
		677	width_b = rxvt_popcount (visual->blue_mask);
		678
		679	if (width_r > 8 || width_g > 8 || width_b > 8)
		680	return false;
		681
		682	sh_r = rxvt_ctz (visual->red_mask);
		683	sh_g = rxvt_ctz (visual->green_mask);
		684	sh_b = rxvt_ctz (visual->blue_mask);
		685
		686	if (width > INT_MAX / height / bytes_per_pixel)
		687	return false;
		688
		689	data = (char *)malloc (width * height * bytes_per_pixel);
		690	if (!data)
		691	return false;
		692
		693	ximage = XCreateImage (target->dpy, visual, depth, ZPixmap, 0, data,
		694	width, height, bytes_per_pixel * 8, 0);
		695	if (!ximage)
589	}	696	{
		697	free (data);
		698	return false;
		699	}
590		700
		701	ximage->byte_order = byteorder::big_endian () ? MSBFirst : LSBFirst;
		702
		703	rowstride = gdk_pixbuf_get_rowstride (pixbuf);
		704	channels = gdk_pixbuf_get_n_channels (pixbuf);
		705	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
		706	line = data;
		707
		708	for (int y = 0; y < height; y++)
		709	{
		710	for (int x = 0; x < width; x++)
		711	{
		712	unsigned char *pixel = row + x * channels;
		713	uint32_t value;
		714
		715	value = ((pixel[0] >> (8 - width_r)) << sh_r)
		716	| ((pixel[1] >> (8 - width_g)) << sh_g)
		717	| ((pixel[2] >> (8 - width_b)) << sh_b);
		718
		719	if (bytes_per_pixel == 4)
		720	((uint32_t *)line)[x] = value;
		721	else
		722	((uint16_t *)line)[x] = value;
		723	}
		724
		725	row += rowstride;
		726	line += ximage->bytes_per_line;
		727	}
		728
		729	XPutImage (target->dpy, pixmap, gc, ximage, 0, 0, dst_x, dst_y, width, height);
		730	XDestroyImage (ximage);
591	return true;	731	return true;
592	}	732	}
		733
		734	bool
		735	bgPixmap_t::render_image (unsigned long background_flags)
		736	{
		737	if (target == NULL)
		738	return false;
		739
		740	if (!pixbuf)
		741	return false;
		742
		743	if (background_flags
		744	&& !(flags & HAS_RENDER))
		745	return false;
		746
		747	GdkPixbuf *result;
		748
		749	int image_width = gdk_pixbuf_get_width (pixbuf);
		750	int image_height = gdk_pixbuf_get_height (pixbuf);
		751
		752	int target_width = target->szHint.width;
		753	int target_height = target->szHint.height;
		754	int new_pmap_width = target_width;
		755	int new_pmap_height = target_height;
		756
		757	int x = 0;
		758	int y = 0;
		759	int w = 0;
		760	int h = 0;
		761
		762	get_image_geometry (image_width, image_height, w, h, x, y);
		763
		764	if (!(flags & rootAlign)
		765	&& (x >= target_width
		766	|| y >= target_height
		767	|| (x + w <= 0)
		768	|| (y + h <= 0)))
		769	return false;
		770
		771	result = pixbuf;
		772
		773	if ((w != image_width)
		774	|| (h != image_height))
		775	{
		776	result = gdk_pixbuf_scale_simple (pixbuf,
		777	w, h,
		778	GDK_INTERP_BILINEAR);
		779	}
		780
		781	bool ret = false;
		782
		783	if (result)
		784	{
		785	XGCValues gcv;
		786	GC gc;
		787	Pixmap root_pmap;
		788
		789	image_width = gdk_pixbuf_get_width (result);
		790	image_height = gdk_pixbuf_get_height (result);
		791
		792	if (background_flags)
		793	{
		794	root_pmap = pixmap;
		795	pixmap = None;
		796	}
		797	else
		798	{
		799	if (h_scale == 0 || v_scale == 0)
		800	{
		801	new_pmap_width = min (image_width, target_width);
		802	new_pmap_height = min (image_height, target_height);
		803	}
		804	}
		805
		806	if (pixmap == None
		807	|| pmap_width != new_pmap_width
		808	|| pmap_height != new_pmap_height
		809	|| pmap_depth != target->depth)
		810	{
		811	if (pixmap)
		812	XFreePixmap (target->dpy, pixmap);
		813	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);
		814	pmap_width = new_pmap_width;
		815	pmap_height = new_pmap_height;
		816	pmap_depth = target->depth;
		817	}
		818
		819	gcv.foreground = target->pix_colors[Color_bg];
		820	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
		821
		822	if (h_scale == 0 || v_scale == 0)
		823	{
		824	Pixmap tile = XCreatePixmap (target->dpy, target->vt, image_width, image_height, target->depth);
		825	pixbuf_to_pixmap (result, tile, gc,
		826	0, 0,
		827	0, 0,
		828	image_width, image_height);
		829
		830	gcv.tile = tile;
		831	gcv.fill_style = FillTiled;
		832	gcv.ts_x_origin = x;
		833	gcv.ts_y_origin = y;
		834	XChangeGC (target->dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
		835
		836	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
		837	XFreePixmap (target->dpy, tile);
		838	}
		839	else
		840	{
		841	int src_x, src_y, dst_x, dst_y;
		842	int dst_width, dst_height;
		843
		844	src_x = make_clip_rectangle (x, image_width , new_pmap_width , dst_x, dst_width );
		845	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);
		846
		847	if (dst_x > 0 || dst_y > 0
		848	|| dst_x + dst_width < new_pmap_width
		849	|| dst_y + dst_height < new_pmap_height)
		850	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
		851
		852	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
		853	pixbuf_to_pixmap (result, pixmap, gc,
		854	src_x, src_y,
		855	dst_x, dst_y,
		856	dst_width, dst_height);
		857	}
		858
		859	#if XRENDER
		860	if (background_flags)
		861	{
		862	Display *dpy = target->dpy;
		863	XRenderPictureAttributes pa;
		864
		865	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, target->visual);
		866	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);
		867
		868	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);
		869	Picture dst = XRenderCreatePicture (dpy, pixmap, dst_format, 0, &pa);
		870
		871	pa.repeat = True;
		872	Pixmap mask_pmap = XCreatePixmap (dpy, target->vt, 1, 1, 8);
		873	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
		874	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
		875	XFreePixmap (dpy, mask_pmap);
		876
		877	if (src && dst && mask)
		878	{
		879	XRenderColor mask_c;
		880
		881	mask_c.alpha = 0x8000;
		882	mask_c.red = 0;
		883	mask_c.green = 0;
		884	mask_c.blue = 0;
		885	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
		886	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
		887	}
		888
		889	XRenderFreePicture (dpy, src);
		890	XRenderFreePicture (dpy, dst);
		891	XRenderFreePicture (dpy, mask);
		892
		893	XFreePixmap (dpy, root_pmap);
		894	}
		895	#endif
		896
		897	if (result != pixbuf)
		898	g_object_unref (result);
		899
		900	XFreeGC (target->dpy, gc);
		901
		902	ret = true;
		903	}
		904
		905	return ret;
		906	}
593	# endif /* HAVE_AFTERIMAGE */	907	# endif /* HAVE_PIXBUF */
594		908
595	bool	909	bool
596	bgPixmap_t::set_file (const char *file)	910	bgPixmap_t::set_file (const char *file)
597	{	911	{
598	char *f;	912	if (!file || !*file)
		913	return false;
599		914
600	assert (file != NULL);	915	if (const char *p = strchr (file, ';'))
601		916	{
602	if (*file != '\0')	917	size_t len = p - file;
		918	char *f = rxvt_temp_buf<char> (len + 1);
		919	memcpy (f, file, len);
		920	f[len] = '\0';
		921	file = f;
603	{	922	}
		923
604	# ifdef HAVE_AFTERIMAGE	924	# ifdef HAVE_AFTERIMAGE
605	if (target->asimman == NULL)	925	if (!target->asimman)
606	target->asimman = create_generic_imageman (target->rs[Rs_path]);	926	target->asimman = create_generic_imageman (target->rs[Rs_path]);
607	if ((f = strchr (file, ';')) == NULL)
608	original_asim = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);	927	ASImage *image = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);
609	else	928	if (image)
610	{
611	size_t len = f - file;
612	f = (char *)malloc (len + 1);
613	strncpy (f, file, len);
614	f[len] = '\0';
615	original_asim = get_asimage (target->asimman, f, 0xFFFFFFFF, 100);
616	free (f);
617	}
618	return (original_asim != NULL);
619	# endif
620	}	929	{
		930	if (original_asim)
		931	safe_asimage_destroy (original_asim);
		932	original_asim = image;
		933	flags |= CLIENT_RENDER;
		934	have_image = true;
		935	return true;
		936	}
		937	# endif
		938
		939	# ifdef HAVE_PIXBUF
		940	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
		941	if (image)
		942	{
		943	if (pixbuf)
		944	g_object_unref (pixbuf);
		945	pixbuf = image;
		946	have_image = true;
		947	return true;
		948	}
		949	# endif
		950
621	return false;	951	return false;
622	}	952	}
623		953
624	# endif /* BG_IMAGE_FROM_FILE */	954	# endif /* BG_IMAGE_FROM_FILE */
625		955
626	# ifdef ENABLE_TRANSPARENCY	956	# ifdef ENABLE_TRANSPARENCY
627	bool	957	bool
628	bgPixmap_t::set_transparent ()	958	bgPixmap_t::set_transparent ()
629	{	959	{
630	if (!(flags & isTransparent))	960	if (!(flags & isTransparent))
631	{	961	{
632	flags |= isTransparent;	962	flags |= isTransparent;
633	return true;	963	return true;
634	}	964	}
		965
635	return false;	966	return false;
636	}	967	}
637		968
638	bool	969	bool
639	bgPixmap_t::set_blur_radius (const char *geom)	970	bgPixmap_t::set_blur_radius (const char *geom)
640	{	971	{
641	int changed = 0;	972	bool changed = false;
642	unsigned int hr, vr;	973	unsigned int hr, vr;
643	int junk;	974	int junk;
644	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);	975	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
645		976
646	if (!(geom_flags&WidthValue))	977	if (!(geom_flags & WidthValue))
647	hr = 1;	978	hr = 1;
648	if (!(geom_flags&HeightValue))	979	if (!(geom_flags & HeightValue))
649	vr = hr;	980	vr = hr;
650		981
		982	min_it (hr, 128);
		983	min_it (vr, 128);
		984
651	if (h_blurRadius != hr)	985	if (h_blurRadius != hr)
652	{	986	{
653	++changed;	987	changed = true;
654	h_blurRadius = hr;	988	h_blurRadius = hr;
655	}	989	}
656		990
657	if (v_blurRadius != vr)	991	if (v_blurRadius != vr)
658	{	992	{
659	++changed;	993	changed = true;
660	v_blurRadius = vr;	994	v_blurRadius = vr;
661	}	995	}
662		996
663	if (v_blurRadius == 0 && h_blurRadius == 0)	997	if (v_blurRadius == 0 && h_blurRadius == 0)
664	flags &= ~blurNeeded;	998	flags &= ~blurNeeded;
665	else	999	else
666	flags |= blurNeeded;	1000	flags |= blurNeeded;
667		1001
668	return (changed>0);	1002	return changed;
669	}	1003	}
670		1004
671	static inline unsigned long	1005	static inline unsigned long
672	compute_tint_shade_flags (rxvt_color *tint, int shade)	1006	compute_tint_shade_flags (rxvt_color *tint, int shade)
673	{	1007	{
674	unsigned long flags = 0;	1008	unsigned long flags = 0;
675	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1009	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
676	bool has_shade = (shade > 0 && shade < 100) || (shade > 100 && shade < 200);	1010	bool has_shade = shade != 100;
677		1011
678	if (tint)	1012	if (tint)
679	{	1013	{
680	tint->get (c);	1014	tint->get (c);
681	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)	1015	if (!has_shade
682	if (!has_shade && IS_COMPONENT_WHOLESOME (c.r)	1016	&& (c.r <= 0x00ff || c.r >= 0xff00)
683	&& IS_COMPONENT_WHOLESOME (c.g)	1017	&& (c.g <= 0x00ff || c.g >= 0xff00)
684	&& IS_COMPONENT_WHOLESOME (c.b))	1018	&& (c.b <= 0x00ff || c.b >= 0xff00))
685	flags |= bgPixmap_t::tintWholesome;	1019	flags |= bgPixmap_t::tintWholesome;
686	# undef IS_COMPONENT_WHOLESOME
687	}	1020	}
688		1021
689	if (has_shade)	1022	if (has_shade || tint)
690	flags |= bgPixmap_t::tintNeeded;	1023	flags |= bgPixmap_t::tintNeeded;
691	else if (tint)
692	{
693	if ((c.r > 0x000700 || c.g > 0x000700 || c.b > 0x000700)
694	&& (c.r < 0x00f700 || c.g < 0x00f700 || c.b < 0x00f700))
695	{
696	flags |= bgPixmap_t::tintNeeded;
697	}
698	}
699
700	if (flags & bgPixmap_t::tintNeeded)
701	{
702	if (flags & bgPixmap_t::tintWholesome)
703	flags |= bgPixmap_t::tintServerSide;
704	else
705	{
706	#if XFT
707	flags |= bgPixmap_t::tintServerSide;
708	#endif
709	}
710	}
711		1024
712	return flags;	1025	return flags;
713	}	1026	}
714		1027
715	bool	1028	bool
716	bgPixmap_t::set_tint (rxvt_color &new_tint)	1029	bgPixmap_t::set_tint (rxvt_color &new_tint)
717	{	1030	{
718	if (tint != new_tint)	1031	if (!(flags & tintSet) || tint != new_tint)
719	{	1032	{
720	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);	1033	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);
721	tint = new_tint;	1034	tint = new_tint;
722	flags = (flags & ~tintFlags) | new_flags | tintSet;	1035	flags = (flags & ~tintFlags) | new_flags | tintSet;
723	return true;	1036	return true;
724	}	1037	}
725	return false;
726	}
727		1038
728	bool
729	bgPixmap_t::unset_tint ()
730	{
731	unsigned long new_flags = compute_tint_shade_flags (NULL, shade);
732
733	if (new_flags != (flags & tintFlags))
734	{
735	flags = (flags&~tintFlags)|new_flags;
736	return true;
737	}
738	return false;	1039	return false;
739	}	1040	}
740		1041
741	bool	1042	bool
742	bgPixmap_t::set_shade (const char *shade_str)	1043	bgPixmap_t::set_shade (const char *shade_str)
743	{	1044	{
744	int new_shade = (shade_str) ? atoi (shade_str) : 0;	1045	int new_shade = (shade_str) ? atoi (shade_str) : 100;
745		1046
746	if (new_shade < 0 && new_shade > -100)	1047	clamp_it (new_shade, -100, 200);
		1048	if (new_shade < 0)
747	new_shade = 200 - (100 + new_shade);	1049	new_shade = 200 - (100 + new_shade);
748	else if (new_shade == 100)
749	new_shade = 0;
750		1050
751	if (new_shade != shade)	1051	if (new_shade != shade)
752	{	1052	{
753	unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);	1053	unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);
754	shade = new_shade;	1054	shade = new_shade;
755	flags = (flags & (~tintFlags | tintSet)) | new_flags;	1055	flags = (flags & (~tintFlags | tintSet)) | new_flags;
756	return true;	1056	return true;
757	}	1057	}
		1058
758	return false;	1059	return false;
759	}	1060	}
760		1061
		1062	#if XRENDER
		1063	static void
		1064	get_gaussian_kernel (int radius, int width, double *kernel, XFixed *params)
		1065	{
		1066	double sigma = radius / 2.0;
		1067	double scale = sqrt (2.0 * M_PI) * sigma;
		1068	double sum = 0.0;
		1069
		1070	for (int i = 0; i < width; i++)
		1071	{
		1072	double x = i - width / 2;
		1073	kernel[i] = exp (-(x * x) / (2.0 * sigma * sigma)) / scale;
		1074	sum += kernel[i];
		1075	}
		1076
		1077	params[0] = XDoubleToFixed (width);
		1078	params[1] = XDoubleToFixed (1);
		1079
		1080	for (int i = 0; i < width; i++)
		1081	params[i+2] = XDoubleToFixed (kernel[i] / sum);
		1082	}
		1083	#endif
		1084
		1085	bool
		1086	bgPixmap_t::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
		1087	{
		1088	bool ret = false;
		1089	#if XRENDER
		1090	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
		1091	double *kernel = (double *)malloc (size * sizeof (double));
		1092	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
		1093
		1094	Display *dpy = target->dpy;
		1095	XRenderPictureAttributes pa;
		1096	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		1097
		1098	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1099	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1100
		1101	if (kernel && params && src && dst)
		1102	{
		1103	if (h_blurRadius)
		1104	{
		1105	size = h_blurRadius * 2 + 1;
		1106	get_gaussian_kernel (h_blurRadius, size, kernel, params);
		1107
		1108	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
		1109	XRenderComposite (dpy,
		1110	PictOpSrc,
		1111	src,
		1112	None,
		1113	dst,
		1114	0, 0,
		1115	0, 0,
		1116	0, 0,
		1117	width, height);
		1118	}
		1119
		1120	if (v_blurRadius)
		1121	{
		1122	size = v_blurRadius * 2 + 1;
		1123	get_gaussian_kernel (v_blurRadius, size, kernel, params);
		1124	swap (params[0], params[1]);
		1125
		1126	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
		1127	XRenderComposite (dpy,
		1128	PictOpSrc,
		1129	src,
		1130	None,
		1131	dst,
		1132	0, 0,
		1133	0, 0,
		1134	0, 0,
		1135	width, height);
		1136	}
		1137
		1138	ret = true;
		1139	}
		1140
		1141	free (kernel);
		1142	free (params);
		1143	XRenderFreePicture (dpy, src);
		1144	XRenderFreePicture (dpy, dst);
		1145	#endif
		1146	return ret;
		1147	}
		1148
		1149	bool
		1150	bgPixmap_t::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
		1151	{
		1152	Display *dpy = target->dpy;
		1153	bool ret = false;
		1154
		1155	if (flags & tintWholesome)
		1156	{
		1157	XGCValues gcv;
		1158	GC gc;
		1159
		1160	/* In this case we can tint image server-side getting significant
		1161	* performance improvements, as we eliminate XImage transfer
		1162	*/
		1163	gcv.foreground = Pixel (tint);
		1164	gcv.function = GXand;
		1165	gcv.fill_style = FillSolid;
		1166	gc = XCreateGC (dpy, pixmap, GCFillStyle | GCForeground | GCFunction, &gcv);
		1167	if (gc)
		1168	{
		1169	XFillRectangle (dpy, pixmap, gc, 0, 0, width, height);
		1170	ret = true;
		1171	XFreeGC (dpy, gc);
		1172	}
		1173	}
		1174	else
		1175	{
		1176	# if XRENDER
		1177	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
		1178
		1179	if (flags & tintSet)
		1180	tint.get (c);
		1181
		1182	if (shade <= 100)
		1183	{
		1184	c.r = (c.r * shade) / 100;
		1185	c.g = (c.g * shade) / 100;
		1186	c.b = (c.b * shade) / 100;
		1187	}
		1188	else
		1189	{
		1190	c.r = (c.r * (200 - shade)) / 100;
		1191	c.g = (c.g * (200 - shade)) / 100;
		1192	c.b = (c.b * (200 - shade)) / 100;
		1193	}
		1194
		1195	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
		1196	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		1197	XRenderPictureAttributes pa;
		1198
		1199	Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1200
		1201	pa.repeat = True;
		1202
		1203	Pixmap overlay_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
		1204	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
		1205	XFreePixmap (dpy, overlay_pmap);
		1206
		1207	pa.component_alpha = True;
		1208	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
		1209	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
		1210	XFreePixmap (dpy, mask_pmap);
		1211
		1212	if (mask_pic && overlay_pic && back_pic)
		1213	{
		1214	XRenderColor mask_c;
		1215
		1216	mask_c.red = mask_c.green = mask_c.blue = 0;
		1217	mask_c.alpha = 0xffff;
		1218	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
		1219
		1220	mask_c.alpha = 0;
		1221	mask_c.red = 0xffff - c.r;
		1222	mask_c.green = 0xffff - c.g;
		1223	mask_c.blue = 0xffff - c.b;
		1224	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
		1225	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1226
		1227	if (shade > 100)
		1228	{
		1229	mask_c.red = mask_c.green = mask_c.blue = 0xffff * (shade - 100) / 100;
		1230	mask_c.alpha = 0;
		1231	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
		1232
		1233	XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1234	}
		1235
		1236	ret = true;
		1237	}
		1238
		1239	XRenderFreePicture (dpy, mask_pic);
		1240	XRenderFreePicture (dpy, overlay_pic);
		1241	XRenderFreePicture (dpy, back_pic);
		1242	# endif
		1243	}
		1244
		1245	return ret;
		1246	}
		1247
761	/* make_transparency_pixmap()	1248	/* make_transparency_pixmap()
762	* Builds a pixmap sized the same as terminal window, with depth same as the root window	1249	* Builds a pixmap of the same size as the terminal window that contains
763	* that pixmap contains tiled portion of the root pixmap that is supposed to be covered by	1250	* the tiled portion of the root pixmap that is supposed to be covered by
764	* our window.	1251	* our window.
765	*/	1252	*/
766	unsigned long	1253	unsigned long
767	bgPixmap_t::make_transparency_pixmap ()	1254	bgPixmap_t::make_transparency_pixmap ()
768	{	1255	{
769	unsigned long result = 0;	1256	unsigned long result = 0;
770		1257
771	if (target == NULL)	1258	if (target == NULL)
772	return 0;	1259	return 0;
773		1260
774	/* root dimentions may change from call to call - but Display structure should	1261	/* root dimensions may change from call to call - but Display structure should
775	* be always up-to-date, so let's use it :	1262	* be always up-to-date, so let's use it :
776	*/	1263	*/
777	Window root = target->display->root;
778	int screen = target->display->screen;	1264	int screen = target->display->screen;
779	Display *dpy = target->dpy;	1265	Display *dpy = target->dpy;
		1266	int root_depth = DefaultDepth (dpy, screen);
780	int root_width = DisplayWidth (dpy, screen);	1267	int root_width = DisplayWidth (dpy, screen);
781	int root_height = DisplayHeight (dpy, screen);	1268	int root_height = DisplayHeight (dpy, screen);
782	unsigned int root_pmap_width, root_pmap_height;	1269	unsigned int root_pmap_width, root_pmap_height;
783	int window_width = target->szHint.width;	1270	int window_width = target->szHint.width;
784	int window_height = target->szHint.height;	1271	int window_height = target->szHint.height;
785	int sx, sy;	1272	int sx, sy;
786	XGCValues gcv;	1273	XGCValues gcv;
		1274	GC gc;
787		1275
788	TIMING_TEST_START (tp);	1276	sx = target_x;
789	target->get_window_origin (sx, sy);	1277	sy = target_y;
790		1278
791	/* check if we are outside of the visible part of the virtual screen : */	1279	/* check if we are outside of the visible part of the virtual screen : */
792	if (sx + window_width <= 0 || sy + window_height <= 0	1280	if (sx + window_width <= 0 || sy + window_height <= 0
793	|| sx >= root_width || sy >= root_height)	1281	|| sx >= root_width || sy >= root_height)
794	return 0;	1282	return 0;
795		1283
		1284	// validate root pixmap and get its size
796	if (root_pixmap != None)	1285	if (root_pixmap != None)
797	{/* we want to validate the pixmap and get it's size at the same time : */	1286	{
		1287	Window wdummy;
798	int junk;	1288	int idummy;
799	unsigned int ujunk;	1289	unsigned int udummy;
800	/* root pixmap may be bad - allow a error */	1290
801	target->allowedxerror = -1;	1291	target->allowedxerror = -1;
802		1292
803	if (!XGetGeometry (dpy, root_pixmap, &root, &junk, &junk, &root_pmap_width, &root_pmap_height, &ujunk, &ujunk))	1293	if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pmap_width, &root_pmap_height, &udummy, &udummy))
804	root_pixmap = None;	1294	root_pixmap = None;
805		1295
806	target->allowedxerror = 0;	1296	target->allowedxerror = 0;
807	}	1297	}
808		1298
		1299	Pixmap recoded_root_pmap = root_pixmap;
		1300
		1301	if (root_pixmap != None && root_depth != target->depth)
		1302	{
		1303	#if XRENDER
		1304	if (flags & HAS_RENDER)
		1305	{
		1306	XRenderPictureAttributes pa;
		1307
		1308	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
		1309	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);
		1310
		1311	recoded_root_pmap = XCreatePixmap (dpy, target->vt, root_pmap_width, root_pmap_height, target->depth);
		1312	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);
		1313	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);
		1314
		1315	if (src && dst)
		1316	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
		1317	else
		1318	{
		1319	XFreePixmap (dpy, recoded_root_pmap);
		1320	root_pixmap = None;
		1321	}
		1322
		1323	XRenderFreePicture (dpy, src);
		1324	XRenderFreePicture (dpy, dst);
		1325	}
		1326	else
		1327	#endif
		1328	root_pixmap = None;
		1329	}
		1330
		1331	if (root_pixmap == None)
		1332	return 0;
		1333
809	Pixmap tiled_root_pmap = XCreatePixmap (dpy, root, window_width, window_height, root_depth);	1334	Pixmap tiled_root_pmap = XCreatePixmap (dpy, target->vt, window_width, window_height, target->depth);
810	GC gc = NULL;
811		1335
812	if (tiled_root_pmap == None) /* something really bad happened - abort */	1336	if (tiled_root_pmap == None) /* something really bad happened - abort */
813	return 0;	1337	return 0;
814		1338
815	if (root_pixmap == None)
816	{ /* use tricks to obtain the root background image :*/
817	/* we want to create Overrideredirect window overlapping out window
818	with background type of Parent Relative and then grab it */
819	XSetWindowAttributes attr;
820	Window src;
821	bool success = false;
822
823	attr.background_pixmap = ParentRelative;
824	attr.backing_store = Always;
825	attr.event_mask = ExposureMask;
826	attr.override_redirect = True;
827	src = XCreateWindow (dpy, root, sx, sy, window_width, window_height, 0,
828	CopyFromParent, CopyFromParent, CopyFromParent,
829	CWBackPixmap|CWBackingStore|CWOverrideRedirect|CWEventMask,
830	&attr);
831
832	if (src != None)
833	{
834	XEvent event;
835	int ev_count = 0;
836	XGrabServer (dpy);
837	XMapRaised (dpy, src);
838	XSync (dpy, False);
839
840	/* XSync should get window where it's properly exposed,
841	* but to be on the safe side - let's check for the actuall event to arrive : */
842	while (XCheckWindowEvent (dpy, src, ExposureMask, &event))
843	++ev_count;
844
845	if (ev_count > 0);
846	{ /* hooray! - we can grab the image! */
847	gc = XCreateGC (dpy, root, 0, NULL);
848	if (gc)
849	{
850	XCopyArea (dpy, src, tiled_root_pmap, gc, 0, 0, window_width, window_height, 0, 0);
851	success = true;
852	}
853	}
854	XDestroyWindow (dpy, src);
855	XUngrabServer (dpy);
856	//fprintf (stderr, "%s:%d: ev_count = %d\n", __FUNCTION__, __LINE__, ev_count);
857	}
858
859	if (!success)
860	{
861	XFreePixmap (dpy, tiled_root_pmap);
862	tiled_root_pmap = None;
863	}
864	else
865	result |= transpPmapTiled;
866	}
867	else
868	{/* strightforward pixmap copy */	1339	/* straightforward pixmap copy */
869	gcv.tile = root_pixmap;
870	gcv.fill_style = FillTiled;
871
872	while (sx < 0) sx += (int)root_width;	1340	while (sx < 0) sx += (int)root_width;
873	while (sy < 0) sy += (int)root_height;	1341	while (sy < 0) sy += (int)root_height;
874		1342
		1343	gcv.tile = recoded_root_pmap;
		1344	gcv.fill_style = FillTiled;
875	gcv.ts_x_origin = -sx;	1345	gcv.ts_x_origin = -sx;
876	gcv.ts_y_origin = -sy;	1346	gcv.ts_y_origin = -sy;
877	gc = XCreateGC (dpy, root, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	1347	gc = XCreateGC (dpy, target->vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
878		1348
879	if (gc)	1349	if (gc)
880	{	1350	{
881	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);	1351	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
882	result |= transpPmapTiled;	1352	result |= transpPmapTiled;
		1353	XFreeGC (dpy, gc);
		1354
		1355	if (!(flags & CLIENT_RENDER))
883	}	1356	{
884	}	1357	if ((flags & blurNeeded)
885	TIMING_TEST_PRINT_RESULT (tp);	1358	&& (flags & HAS_RENDER_CONV))
886
887	if (tiled_root_pmap != None)
888	{
889	if (!need_client_side_rendering ())
890	{	1359	{
		1360	if (blur_pixmap (tiled_root_pmap, target->visual, window_width, window_height))
		1361	result |= transpPmapBlurred;
		1362	}
891	if ((flags & tintNeeded))	1363	if ((flags & tintNeeded)
892	{
893	if (flags & tintWholesome)	1364	&& (flags & (tintWholesome | HAS_RENDER)))
894	{	1365	{
895	/* In this case we can tint image server-side getting significant	1366	if (tint_pixmap (tiled_root_pmap, target->visual, window_width, window_height))
896	* performance improvements, as we eliminate XImage transfer
897	*/
898	gcv.foreground = Pixel (tint);
899	gcv.function = GXand;
900	gcv.fill_style = FillSolid;
901	if (gc)
902	XChangeGC (dpy, gc, GCFillStyle | GCForeground | GCFunction, &gcv);
903	else
904	gc = XCreateGC (dpy, root, GCFillStyle | GCForeground | GCFunction, &gcv);
905	if (gc)
906	{
907	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
908	result |= transpPmapTinted;	1367	result |= transpPmapTinted;
909	}
910	}
911	else
912	{
913	# if XFT
914	Picture back_pic = 0;
915	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
916
917	if (flags & tintSet)
918	tint.get (c);
919
920	if (shade > 0 && shade < 100)
921	{
922	c.r = (c.r * shade) / 100;
923	c.g = (c.g * shade) / 100;
924	c.b = (c.b * shade) / 100;
925	}
926	else if( shade > 100 && shade < 200)
927	{
928	c.r = (c.r * (200 - shade)) / 100;
929	c.g = (c.g * (200 - shade)) / 100;
930	c.b = (c.b * (200 - shade)) / 100;
931	}
932
933	XRenderPictFormat pf;
934	pf.type = PictTypeDirect;
935	pf.depth = 32;
936	pf.direct.redMask = 0xff;
937	pf.direct.greenMask = 0xff;
938	pf.direct.blueMask = 0xff;
939	pf.direct.alphaMask = 0xff;
940
941	XRenderPictFormat *solid_format = XRenderFindFormat (dpy,
942	(PictFormatType|
943	PictFormatDepth|
944	PictFormatRedMask|
945	PictFormatGreenMask|
946	PictFormatBlueMask|
947	PictFormatAlphaMask),
948	&pf,
949	0);
950	XRenderPictFormat *root_format = XRenderFindVisualFormat (dpy, DefaultVisualOfScreen (ScreenOfDisplay (dpy, target->display->screen)));
951	XRenderPictureAttributes pa ;
952
953	back_pic = XRenderCreatePicture (dpy, tiled_root_pmap, root_format, 0, &pa);
954
955	pa.repeat = True;
956
957	Pixmap overlay_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
958	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
959	XFreePixmap (dpy, overlay_pmap);
960
961	pa.component_alpha = True;
962	Pixmap mask_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
963	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
964	XFreePixmap (dpy, mask_pmap);
965
966	if (mask_pic && overlay_pic && back_pic)
967	{
968	XRenderColor mask_c;
969
970	memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof (mask_c));
971	mask_c.alpha = 0xffff;
972	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
973
974	mask_c.alpha = 0;
975	mask_c.red = 0xffff - c.r;
976	mask_c.green = 0xffff - c.g;
977	mask_c.blue = 0xffff - c.b;
978	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
979	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, window_width, window_height);
980	result |= transpPmapTinted;
981	}
982	XRenderFreePicture (dpy, mask_pic);
983	XRenderFreePicture (dpy, overlay_pic);
984	XRenderFreePicture (dpy, back_pic);
985	# if DO_TIMING_TEST
986	XSync (dpy, False);
987	# endif
988	# endif
989	}
990	}	1368	}
991	} /* server side rendering completed */	1369	} /* server side rendering completed */
992		1370
993	if (pixmap)	1371	if (pixmap)
994	XFreePixmap (dpy, pixmap);	1372	XFreePixmap (dpy, pixmap);
995		1373
996	pixmap = tiled_root_pmap;	1374	pixmap = tiled_root_pmap;
997	pmap_width = window_width;	1375	pmap_width = window_width;
998	pmap_height = window_height;	1376	pmap_height = window_height;
999	pmap_depth = root_depth;	1377	pmap_depth = target->depth;
1000	}
1001
1002	if (gc)
1003	XFreeGC (dpy, gc);
1004
1005	TIMING_TEST_PRINT_RESULT (tp);
1006		1378	}
		1379	else
		1380	XFreePixmap (dpy, tiled_root_pmap);
		1381
		1382	if (recoded_root_pmap != root_pixmap)
		1383	XFreePixmap (dpy, recoded_root_pmap);
		1384
1007	return result;	1385	return result;
1008	}	1386	}
1009		1387
1010	bool	1388	void
1011	bgPixmap_t::set_root_pixmap ()	1389	bgPixmap_t::set_root_pixmap ()
1012	{	1390	{
1013	Pixmap new_root_pixmap = None;
1014
1015	new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);	1391	Pixmap new_root_pixmap = target->get_pixmap_property (target->xa[XA_XROOTPMAP_ID]);
1016	if (new_root_pixmap == None)	1392	if (new_root_pixmap == None)
1017	new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);	1393	new_root_pixmap = target->get_pixmap_property (target->xa[XA_ESETROOT_PMAP_ID]);
1018		1394
1019	if (new_root_pixmap != root_pixmap)
1020	{
1021	root_pixmap = new_root_pixmap;	1395	root_pixmap = new_root_pixmap;
1022	return true;
1023	}
1024	return false;
1025	}	1396	}
1026	# endif /* ENABLE_TRANSPARENCY */	1397	# endif /* ENABLE_TRANSPARENCY */
1027		1398
1028	# ifndef HAVE_AFTERIMAGE	1399	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1029	static void ShadeXImage(rxvt_term *term, XImage* srcImage, int shade, int rm, int gm, int bm);	1400	static void shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c);
1030	# endif	1401	# endif
1031
1032		1402
1033	bool	1403	bool
1034	bgPixmap_t::render ()	1404	bgPixmap_t::render ()
1035	{	1405	{
1036	unsigned long background_flags = 0;	1406	unsigned long background_flags = 0;
1037		1407
1038	if (target == NULL)	1408	if (target == NULL)
1039	return false;	1409	return false;
1040		1410
1041	TIMING_TEST_START (tp);
1042
1043	invalidate();	1411	invalidate ();
1044	# ifdef ENABLE_TRANSPARENCY	1412	# ifdef ENABLE_TRANSPARENCY
1045	if (flags & isTransparent)	1413	if (flags & isTransparent)
1046	{	1414	{
1047	/* we need to re-generate transparency pixmap in that case ! */	1415	/* we need to re-generate transparency pixmap in that case ! */
1048	background_flags = make_transparency_pixmap ();	1416	background_flags = make_transparency_pixmap ();
1049	if (background_flags == 0)	1417	if (background_flags == 0)
1050	return false;	1418	return false;
1051	else if ((background_flags & transpTransformations) == (flags & transpTransformations)	1419	else if ((background_flags & transpTransformations) == (flags & transpTransformations))
1052	&& pmap_depth == target->depth)
1053	flags = flags & ~isInvalid;	1420	flags &= ~isInvalid;
1054	}	1421	}
1055	# endif	1422	# endif
1056		1423
		1424	# ifdef BG_IMAGE_FROM_FILE
		1425	if (have_image
		1426	|| (background_flags & transpTransformations) != (flags & transpTransformations))
		1427	{
		1428	if (render_image (background_flags))
		1429	flags &= ~isInvalid;
		1430	}
		1431	# endif
		1432
		1433	# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1057	XImage *result = NULL;	1434	XImage *result = NULL;
1058	# ifdef HAVE_AFTERIMAGE	1435
1059	if (original_asim	1436	if (background_flags && (flags & isInvalid))
1060	|| (background_flags & transpTransformations) != (flags & transpTransformations))	1437	{
		1438	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1061	{	1439	}
1062	ASImage *background = NULL;
1063	ARGB32 as_tint = TINT_LEAVE_SAME;
1064	if (background_flags)
1065	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);
1066		1440
1067	# ifdef ENABLE_TRANSPARENCY	1441	if (result)
		1442	{
		1443	/* our own client-side tinting */
1068	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	1444	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
1069	{	1445	{
1070	ShadingInfo as_shade;
1071	as_shade.shading = (shade == 0) ? 100 : shade;
1072
1073	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1446	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1074	if (flags & tintSet)	1447	if (flags & tintSet)
1075	tint.get (c);	1448	tint.get (c);
1076	as_shade.tintColor.red = c.r;	1449	shade_ximage (DefaultVisual (target->dpy, target->display->screen), result, shade, c);
1077	as_shade.tintColor.green = c.g;
1078	as_shade.tintColor.blue = c.b;
1079
1080	as_tint = shading2tint32 (&as_shade);
1081	}
1082	if (!(background_flags & transpPmapBlured) && (flags & blurNeeded) && background != NULL)
1083	{	1450	}
1084	ASImage* tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
1085	(original_asim == NULL || tint == TINT_LEAVE_SAME)?ASA_XImage:ASA_ASImage,
1086	100, ASIMAGE_QUALITY_DEFAULT);
1087	if (tmp)
1088	{
1089	destroy_asimage (&background);
1090	background = tmp;
1091	}
1092	}
1093	# endif
1094		1451
1095	if (render_asim (background, as_tint))
1096	flags = flags & ~isInvalid;
1097	if (background)
1098	destroy_asimage (&background);
1099	}
1100	else if (background_flags && pmap_depth != target->depth)
1101	{
1102	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1103	}
1104
1105	# elif !XFT /* our own client-side tinting */
1106
1107	/* ATTENTION: We ASSUME that XFT will let us do all the tinting neccessary server-side.
1108	This may need to be changed in need_client_side_rendering() logic is altered !!! */
1109
1110	if (background_flags && (flags & isInvalid))
1111	{
1112	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1113	if (result != NULL && !(background_flags & transpPmapTinted) && (flags & tintNeeded))
1114	{
1115	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1116	if (flags & tintSet)
1117	tint.get (c);
1118	ShadeXImage (target, result, shade, c.r, c.g, c.b);
1119	}
1120	}
1121	# endif /* HAVE_AFTERIMAGE */
1122
1123	if (result != NULL)
1124	{
1125	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);	1452	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);
		1453
1126	if (gc)	1454	if (gc)
1127	{	1455	{
1128	if (/*pmap_depth != target->depth &&*/ pixmap != None)
1129	{
1130	XFreePixmap (target->dpy, pixmap);
1131	pixmap = None;
1132	}
1133	if (pixmap == None)
1134	{
1135	pixmap = XCreatePixmap (target->dpy, target->vt, result->width, result->height, target->depth);
1136	pmap_width = result->width;
1137	pmap_height = result->height;
1138	pmap_depth = target->depth;
1139	}
1140	if (pmap_depth != result->depth)
1141	{ /* Bad Match error will ensue ! stupid X !!!! */
1142	if( result->depth == 24 && pmap_depth == 32)
1143	result->depth = 32;
1144	else if( result->depth == 32 && pmap_depth == 24)
1145	result->depth = 24;
1146	else
1147	{
1148	/* TODO: implement image recoding */
1149	}
1150	}
1151	if (pmap_depth == result->depth)
1152	XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);	1456	XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
		1457
1153	XFreeGC (target->dpy, gc);	1458	XFreeGC (target->dpy, gc);
1154	flags = flags & ~isInvalid;	1459	flags &= ~isInvalid;
1155	}	1460	}
		1461
1156	XDestroyImage (result);	1462	XDestroyImage (result);
1157	}	1463	}
		1464	# endif
1158		1465
1159	if (flags & isInvalid)	1466	if (flags & isInvalid)
1160	{	1467	{
1161	if (pixmap != None)	1468	if (pixmap != None)
1162	{	1469	{
…		…
1165	}	1472	}
1166	}	1473	}
1167		1474
1168	apply ();	1475	apply ();
1169		1476
1170	TIMING_TEST_PRINT_RESULT (tp);	1477	valid_since = ev::now ();
1171		1478
1172	return true;	1479	return true;
1173	}	1480	}
1174		1481
1175	bool	1482	void
1176	bgPixmap_t::set_target (rxvt_term *new_target)	1483	bgPixmap_t::set_target (rxvt_term *new_target)
1177	{	1484	{
1178	if (new_target)
1179	if (target != new_target)
1180	{
1181	target = new_target;	1485	target = new_target;
		1486
		1487	flags &= ~(HAS_RENDER | HAS_RENDER_CONV);
		1488	#if XRENDER
		1489	int major, minor;
		1490	if (XRenderQueryVersion (target->dpy, &major, &minor))
		1491	flags |= HAS_RENDER;
		1492	XFilters *filters = XRenderQueryFilters (target->dpy, target->vt);
		1493	if (filters)
		1494	{
		1495	for (int i = 0; i < filters->nfilter; i++)
		1496	if (!strcmp (filters->filter[i], FilterConvolution))
		1497	flags |= HAS_RENDER_CONV;
		1498
		1499	XFree (filters);
		1500	}
		1501	#endif
		1502	}
		1503
		1504	void
		1505	bgPixmap_t::apply ()
		1506	{
		1507	if (target == NULL)
		1508	return;
		1509
		1510	if (pixmap != None)
		1511	{
		1512	/* set target's background to pixmap */
1182	# ifdef ENABLE_TRANSPARENCY	1513	# ifdef ENABLE_TRANSPARENCY
1183	root_depth = DefaultDepthOfScreen (ScreenOfDisplay (target->dpy, target->display->screen));	1514	if (flags & isTransparent)
		1515	{
		1516	XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);
		1517	XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);
		1518
		1519	if (target->scrollBar.win)
		1520	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);
		1521	}
		1522	else
1184	# endif	1523	# endif
1185	return true;
1186	}
1187	return false;
1188	}
1189
1190	void
1191	bgPixmap_t::apply()
1192	{
1193	if (target)
1194	{
1195	flags &= ~isVtOrigin;
1196	if (pixmap != None)
1197	{ /* set target's background to pixmap */
1198	# ifdef ENABLE_TRANSPARENCY
1199	if (flags & isTransparent)
1200	{	1524	{
1201	XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);
1202	XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);
1203	# if HAVE_SCROLLBARS
1204	if (target->scrollBar.win)
1205	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);
1206	# endif
1207	}
1208	else
1209	# endif
1210	{
1211	flags |= isVtOrigin;
1212	/* force old pixmap dereference in case it was transparent before :*/	1525	/* force old pixmap dereference in case it was transparent before :*/
1213	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1214	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1215	/* do we also need to set scrollbar's background here ? */
1216	# if HAVE_SCROLLBARS
1217	if (target->scrollBar.win)
1218	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1219	# endif
1220	}
1221	}
1222	else
1223	{ /* set target background to a pixel */
1224	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);	1526	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1225	XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);	1527	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1226	/* do we also need to set scrollbar's background here ? */	1528	/* do we also need to set scrollbar's background here ? */
1227	# if HAVE_SCROLLBARS	1529
1228	if (target->scrollBar.win)	1530	if (target->scrollBar.win)
1229	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);	1531	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1230	# endif
1231	}	1532	}
1232	/* don't want Expose on the parent or vt. It is better to use	1533	}
1233	scr_touch or we get a great deal of flicker otherwise: */	1534	else
1234	XClearWindow (target->dpy, target->parent[0]);	1535	{
1235		1536	/* set target background to a pixel */
1236	# if HAVE_SCROLLBARS	1537	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
		1538	XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);
		1539	/* do we also need to set scrollbar's background here ? */
1237	if (target->scrollBar.win)	1540	if (target->scrollBar.win)
1238	{	1541	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1239	target->scrollBar.setIdle ();	1542	}
		1543
		1544	/* don't want Expose on the parent or vt. It is better to use
		1545	scr_touch or we get a great deal of flicker otherwise: */
		1546	XClearWindow (target->dpy, target->parent[0]);
		1547
		1548	if (target->scrollBar.state && target->scrollBar.win)
		1549	{
		1550	target->scrollBar.state = STATE_IDLE;
1240	target->scrollbar_show (0);	1551	target->scrollBar.show (0);
1241	}	1552	}
1242	# endif
1243		1553
1244	target->want_refresh = 1;	1554	target->want_refresh = 1;
1245	flags |= hasChanged;	1555	flags |= hasChanged;
1246	}
1247	}	1556	}
1248		1557
1249	#endif /* HAVE_BG_PIXMAP */	1558	#endif /* HAVE_BG_PIXMAP */
1250		1559
1251	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) && !XFT	1560	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1252	/* taken from aterm-0.4.2 */	1561	/* taken from aterm-0.4.2 */
1253		1562
1254	typedef uint32_t RUINT32T;
1255
1256	static void	1563	static void
1257	ShadeXImage(rxvt_term *term, XImage* srcImage, int shade, int rm, int gm, int bm)	1564	shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c)
1258	{	1565	{
1259	int sh_r, sh_g, sh_b;	1566	int sh_r, sh_g, sh_b;
1260	RUINT32T mask_r, mask_g, mask_b;	1567	uint32_t mask_r, mask_g, mask_b;
1261	RUINT32T *lookup, *lookup_r, *lookup_g, *lookup_b;	1568	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1262	unsigned int lower_lim_r, lower_lim_g, lower_lim_b;	1569	rgba low;
1263	unsigned int upper_lim_r, upper_lim_g, upper_lim_b;	1570	rgba high;
1264	int i;	1571	int i;
		1572	int host_byte_order = byteorder::big_endian () ? MSBFirst : LSBFirst;
1265		1573
1266	Visual *visual = term->visual;
1267
1268	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return ;	1574	if (visual->c_class != TrueColor || ximage->format != ZPixmap) return;
1269
1270	if (shade == 0)
1271	shade = 100;
1272		1575
1273	/* for convenience */	1576	/* for convenience */
1274	mask_r = visual->red_mask;	1577	mask_r = visual->red_mask;
1275	mask_g = visual->green_mask;	1578	mask_g = visual->green_mask;
1276	mask_b = visual->blue_mask;	1579	mask_b = visual->blue_mask;
1277		1580
1278	/* boring lookup table pre-initialization */	1581	/* boring lookup table pre-initialization */
1279	switch (srcImage->bits_per_pixel) {	1582	switch (ximage->depth)
		1583	{
1280	case 15:	1584	case 15:
1281	if ((mask_r != 0x7c00) ||	1585	if ((mask_r != 0x7c00) ||
1282	(mask_g != 0x03e0) ||	1586	(mask_g != 0x03e0) ||
1283	(mask_b != 0x001f))	1587	(mask_b != 0x001f))
1284	return;	1588	return;
1285	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+32+32));	1589	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+32+32));
1286	lookup_r = lookup;	1590	lookup_r = lookup;
1287	lookup_g = lookup+32;	1591	lookup_g = lookup+32;
1288	lookup_b = lookup+32+32;	1592	lookup_b = lookup+32+32;
1289	sh_r = 10;	1593	sh_r = 10;
1290	sh_g = 5;	1594	sh_g = 5;
1291	sh_b = 0;	1595	sh_b = 0;
1292	break;	1596	break;
1293	case 16:	1597	case 16:
1294	if ((mask_r != 0xf800) ||	1598	if ((mask_r != 0xf800) ||
1295	(mask_g != 0x07e0) ||	1599	(mask_g != 0x07e0) ||
1296	(mask_b != 0x001f))	1600	(mask_b != 0x001f))
1297	return;	1601	return;
1298	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+64+32));	1602	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+64+32));
1299	lookup_r = lookup;	1603	lookup_r = lookup;
1300	lookup_g = lookup+32;	1604	lookup_g = lookup+32;
1301	lookup_b = lookup+32+64;	1605	lookup_b = lookup+32+64;
1302	sh_r = 11;	1606	sh_r = 11;
1303	sh_g = 5;	1607	sh_g = 5;
1304	sh_b = 0;	1608	sh_b = 0;
1305	break;	1609	break;
1306	case 24:	1610	case 24:
1307	if ((mask_r != 0xff0000) ||	1611	if ((mask_r != 0xff0000) ||
1308	(mask_g != 0x00ff00) ||	1612	(mask_g != 0x00ff00) ||
1309	(mask_b != 0x0000ff))	1613	(mask_b != 0x0000ff))
1310	return;	1614	return;
1311	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));	1615	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1312	lookup_r = lookup;	1616	lookup_r = lookup;
1313	lookup_g = lookup+256;	1617	lookup_g = lookup+256;
1314	lookup_b = lookup+256+256;	1618	lookup_b = lookup+256+256;
1315	sh_r = 16;	1619	sh_r = 16;
1316	sh_g = 8;	1620	sh_g = 8;
1317	sh_b = 0;	1621	sh_b = 0;
1318	break;	1622	break;
1319	case 32:	1623	case 32:
1320	if ((mask_r != 0xff0000) ||	1624	if ((mask_r != 0xff0000) ||
1321	(mask_g != 0x00ff00) ||	1625	(mask_g != 0x00ff00) ||
1322	(mask_b != 0x0000ff))	1626	(mask_b != 0x0000ff))
1323	return;	1627	return;
1324	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));	1628	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1325	lookup_r = lookup;	1629	lookup_r = lookup;
1326	lookup_g = lookup+256;	1630	lookup_g = lookup+256;
1327	lookup_b = lookup+256+256;	1631	lookup_b = lookup+256+256;
1328	sh_r = 16;	1632	sh_r = 16;
1329	sh_g = 8;	1633	sh_g = 8;
1330	sh_b = 0;	1634	sh_b = 0;
1331	break;	1635	break;
1332	default:	1636	default:
1333	return; /* we do not support this color depth */	1637	return; /* we do not support this color depth */
1334	}	1638	}
1335		1639
1336	/* prepare limits for color transformation (each channel is handled separately) */	1640	/* prepare limits for color transformation (each channel is handled separately) */
1337	if (shade < 0) {	1641	if (shade > 100)
		1642	{
1338	shade = -shade;	1643	shade = 200 - shade;
1339	if (shade < 0) shade = 0;
1340	if (shade > 100) shade = 100;
1341		1644
1342	lower_lim_r = 65535-rm;	1645	high.r = c.r * shade / 100;
1343	lower_lim_g = 65535-gm;	1646	high.g = c.g * shade / 100;
1344	lower_lim_b = 65535-bm;	1647	high.b = c.b * shade / 100;
1345		1648
1346	lower_lim_r = 65535-(unsigned int)(((RUINT32T)lower_lim_r)*((RUINT32T)shade)/100);	1649	low.r = 65535 * (100 - shade) / 100;
1347	lower_lim_g = 65535-(unsigned int)(((RUINT32T)lower_lim_g)*((RUINT32T)shade)/100);	1650	low.g = 65535 * (100 - shade) / 100;
1348	lower_lim_b = 65535-(unsigned int)(((RUINT32T)lower_lim_b)*((RUINT32T)shade)/100);	1651	low.b = 65535 * (100 - shade) / 100;
1349
1350	upper_lim_r = upper_lim_g = upper_lim_b = 65535;
1351	} else {
1352	if (shade < 0) shade = 0;
1353	if (shade > 100) shade = 100;
1354
1355	lower_lim_r = lower_lim_g = lower_lim_b = 0;
1356
1357	upper_lim_r = (unsigned int)((((RUINT32T)rm)*((RUINT32T)shade))/100);
1358	upper_lim_g = (unsigned int)((((RUINT32T)gm)*((RUINT32T)shade))/100);
1359	upper_lim_b = (unsigned int)((((RUINT32T)bm)*((RUINT32T)shade))/100);
1360	}	1652	}
1361		1653	else
1362	/* switch red and blue bytes if necessary, we need it for some weird XServers like XFree86 3.3.3.1 */
1363	if ((srcImage->bits_per_pixel == 24) && (mask_r >= 0xFF0000 ))
1364	{	1654	{
1365	unsigned int tmp;	1655	high.r = c.r * shade / 100;
		1656	high.g = c.g * shade / 100;
		1657	high.b = c.b * shade / 100;
1366		1658
1367	tmp = lower_lim_r;	1659	low.r = low.g = low.b = 0;
1368	lower_lim_r = lower_lim_b;
1369	lower_lim_b = tmp;
1370
1371	tmp = upper_lim_r;
1372	upper_lim_r = upper_lim_b;
1373	upper_lim_b = tmp;
1374	}	1660	}
1375		1661
1376	/* fill our lookup tables */	1662	/* fill our lookup tables */
1377	for (i = 0; i <= mask_r>>sh_r; i++)	1663	for (i = 0; i <= mask_r>>sh_r; i++)
1378	{	1664	{
1379	RUINT32T tmp;	1665	uint32_t tmp;
1380	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_r-lower_lim_r));	1666	tmp = i * high.r;
1381	tmp += ((RUINT32T)(mask_r>>sh_r))*((RUINT32T)lower_lim_r);	1667	tmp += (mask_r>>sh_r) * low.r;
1382	lookup_r[i] = (tmp/65535)<<sh_r;	1668	lookup_r[i] = (tmp/65535)<<sh_r;
1383	}	1669	}
1384	for (i = 0; i <= mask_g>>sh_g; i++)	1670	for (i = 0; i <= mask_g>>sh_g; i++)
1385	{	1671	{
1386	RUINT32T tmp;	1672	uint32_t tmp;
1387	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_g-lower_lim_g));	1673	tmp = i * high.g;
1388	tmp += ((RUINT32T)(mask_g>>sh_g))*((RUINT32T)lower_lim_g);	1674	tmp += (mask_g>>sh_g) * low.g;
1389	lookup_g[i] = (tmp/65535)<<sh_g;	1675	lookup_g[i] = (tmp/65535)<<sh_g;
1390	}	1676	}
1391	for (i = 0; i <= mask_b>>sh_b; i++)	1677	for (i = 0; i <= mask_b>>sh_b; i++)
1392	{	1678	{
1393	RUINT32T tmp;	1679	uint32_t tmp;
1394	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_b-lower_lim_b));	1680	tmp = i * high.b;
1395	tmp += ((RUINT32T)(mask_b>>sh_b))*((RUINT32T)lower_lim_b);	1681	tmp += (mask_b>>sh_b) * low.b;
1396	lookup_b[i] = (tmp/65535)<<sh_b;	1682	lookup_b[i] = (tmp/65535)<<sh_b;
1397	}	1683	}
1398		1684
1399	/* apply table to input image (replacing colors by newly calculated ones) */	1685	/* apply table to input image (replacing colors by newly calculated ones) */
1400	switch (srcImage->bits_per_pixel)	1686	if (ximage->bits_per_pixel == 32
		1687	&& (ximage->depth == 24 || ximage->depth == 32)
		1688	&& ximage->byte_order == host_byte_order)
1401	{	1689	{
1402	case 15:
1403	{
1404	unsigned short *p1, *pf, *p, *pl;	1690	uint32_t *p1, *pf, *p, *pl;
1405	p1 = (unsigned short *) srcImage->data;	1691	p1 = (uint32_t *) ximage->data;
1406	pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);	1692	pf = (uint32_t *) (ximage->data + ximage->height * ximage->bytes_per_line);
		1693
1407	while (p1 < pf)	1694	while (p1 < pf)
1408	{	1695	{
1409	p = p1;	1696	p = p1;
1410	pl = p1 + srcImage->width;	1697	pl = p1 + ximage->width;
1411	for (; p < pl; p++)	1698	for (; p < pl; p++)
1412	{	1699	{
1413	*p = lookup_r[(*p & 0x7c00)>>10] |
1414	lookup_g[(*p & 0x03e0)>> 5] |
1415	lookup_b[(*p & 0x001f)];
1416	}
1417	p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1418	}
1419	break;
1420	}
1421	case 16:
1422	{
1423	unsigned short *p1, *pf, *p, *pl;
1424	p1 = (unsigned short *) srcImage->data;
1425	pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1426	while (p1 < pf)
1427	{
1428	p = p1;
1429	pl = p1 + srcImage->width;
1430	for (; p < pl; p++)
1431	{
1432	*p = lookup_r[(*p & 0xf800)>>11] |
1433	lookup_g[(*p & 0x07e0)>> 5] |
1434	lookup_b[(*p & 0x001f)];
1435	}
1436	p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1437	}
1438	break;
1439	}
1440	case 24:
1441	{
1442	unsigned char *p1, *pf, *p, *pl;
1443	p1 = (unsigned char *) srcImage->data;
1444	pf = (unsigned char *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1445	while (p1 < pf)
1446	{
1447	p = p1;
1448	pl = p1 + srcImage->width * 3;
1449	for (; p < pl; p += 3)
1450	{
1451	p[0] = lookup_r[(p[0] & 0xff0000)>>16];
1452	p[1] = lookup_r[(p[1] & 0x00ff00)>> 8];
1453	p[2] = lookup_r[(p[2] & 0x0000ff)];
1454	}
1455	p1 = (unsigned char *) ((char *) p1 + srcImage->bytes_per_line);
1456	}
1457	break;
1458	}
1459	case 32:
1460	{
1461	RUINT32T *p1, *pf, *p, *pl;
1462	p1 = (RUINT32T *) srcImage->data;
1463	pf = (RUINT32T *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1464
1465	while (p1 < pf)
1466	{
1467	p = p1;
1468	pl = p1 + srcImage->width;
1469	for (; p < pl; p++)
1470	{
1471	*p = lookup_r[(*p & 0xff0000)>>16] |	1700	*p = lookup_r[(*p & 0xff0000) >> 16] |
1472	lookup_g[(*p & 0x00ff00)>> 8] |	1701	lookup_g[(*p & 0x00ff00) >> 8] |
1473	lookup_b[(*p & 0x0000ff)] |	1702	lookup_b[(*p & 0x0000ff)] |
1474	(*p & ~0xffffff);	1703	(*p & 0xff000000);
		1704	}
		1705	p1 = (uint32_t *) ((char *) p1 + ximage->bytes_per_line);
		1706	}
		1707	}
		1708	else
		1709	{
		1710	for (int y = 0; y < ximage->height; y++)
		1711	for (int x = 0; x < ximage->width; x++)
		1712	{
		1713	unsigned long pixel = XGetPixel (ximage, x, y);
		1714	pixel = lookup_r[(pixel & mask_r) >> sh_r] |
		1715	lookup_g[(pixel & mask_g) >> sh_g] |
		1716	lookup_b[(pixel & mask_b) >> sh_b];
		1717	XPutPixel (ximage, x, y, pixel);
1475	}	1718	}
1476	p1 = (RUINT32T *) ((char *) p1 + srcImage->bytes_per_line);
1477	}	1719	}
1478	break;
1479	}
1480	}
1481		1720
1482	free (lookup);	1721	free (lookup);
1483	}	1722	}
1484	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */	1723	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */

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