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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.26 by root, Wed Jan 23 11:10:27 2008 UTC vs.
Revision 1.135 by sf-exg, Tue Jan 11 11:12:45 2011 UTC

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

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