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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.17 by ayin, Wed Dec 5 08:46:27 2007 UTC vs.
Revision 1.122 by sf-exg, Sat Nov 20 11:30:58 2010 UTC

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

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