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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.14 by root, Mon Nov 19 15:33:34 2007 UTC vs.
Revision 1.132 by sf-exg, Mon Jan 10 20:46:20 2011 UTC

1	/*----------------------------------------------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: background.C - former xpm.C	2	* File: background.C - former xpm.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	*	4	*
5	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
6	* Copyright (c) 1997 Carsten Haitzler <raster@zip.com.au>
7	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
8	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
9	* Copyright (c) 2005-2006 Marc Lehmann <pcg@goof.com>	6	* Copyright (c) 2005-2008 Marc Lehmann <pcg@goof.com>
10	* Copyright (c) 2007 Sasha Vasko <sasha@aftercode.net>	7	* Copyright (c) 2007 Sasha Vasko <sasha@aftercode.net>
		8	* Copyright (c) 2010 Emanuele Giaquinta <e.giaquinta@glauco.it>
11	*	9	*
12	* This program is free software; you can redistribute it and/or modify	10	* This program is free software; you can redistribute it and/or modify
13	* it under the terms of the GNU General Public License as published by	11	* it under the terms of the GNU General Public License as published by
14	* the Free Software Foundation; either version 2 of the License, or	12	* the Free Software Foundation; either version 2 of the License, or
15	* (at your option) any later version.	13	* (at your option) any later version.
…		…
22	* You should have received a copy of the GNU General Public License	20	* You should have received a copy of the GNU General Public License
23	* along with this program; if not, write to the Free Software	21	* along with this program; if not, write to the Free Software
24	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	22	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
25	*---------------------------------------------------------------------*/	23	*---------------------------------------------------------------------*/
26		24
		25	#include <cmath>
27	#include "../config.h" /* NECESSARY */	26	#include "../config.h" /* NECESSARY */
28	#include "rxvt.h" /* NECESSARY */	27	#include "rxvt.h" /* NECESSARY */
29		28
		29	#if XRENDER
		30	# include <X11/extensions/Xrender.h>
		31	#endif
		32
		33	#ifndef FilterConvolution
		34	#define FilterConvolution "convolution"
		35	#endif
		36
30	#define DO_TIMING_TEST 0	37	#define DO_TIMING_TEST 0
31		38
32	#if DO_TIMING_TEST	39	#if DO_TIMING_TEST
		40	# include <sys/time.h>
33	#define TIMING_TEST_START(id) \	41	#define TIMING_TEST_START(id) \
34	struct timeval timing_test_##id##_stv;\	42	struct timeval timing_test_##id##_stv; \
35	gettimeofday (&timing_test_##id##_stv, NULL);	43	gettimeofday (&timing_test_##id##_stv, NULL);
36		44
37	#define TIMING_TEST_PRINT_RESULT(id) \	45	#define TIMING_TEST_PRINT_RESULT(id) \
38	do{ struct timeval tv;gettimeofday (&tv, NULL); tv.tv_sec -= (timing_test_##id##_stv).tv_sec;\	46	do { \
		47	struct timeval tv; \
		48	gettimeofday (&tv, NULL); \
		49	tv.tv_sec -= (timing_test_##id##_stv).tv_sec; \
39	fprintf (stderr, "%s: %s: %d: elapsed %ld usec\n", #id, __FILE__, __LINE__,\	50	fprintf (stderr, "%s: %s: %d: elapsed %ld usec\n", #id, __FILE__, __LINE__, \
40	tv.tv_sec * 1000000 + tv.tv_usec - (timing_test_##id##_stv).tv_usec);}while (0)	51	tv.tv_sec * 1000000 + tv.tv_usec - (timing_test_##id##_stv).tv_usec); \
		52	} while (0)
41		53
42	#else	54	#else
43	#define TIMING_TEST_START(id) do{}while (0)	55	#define TIMING_TEST_START(id) do {} while (0)
44	#define TIMING_TEST_PRINT_RESULT(id) do{}while (0)	56	#define TIMING_TEST_PRINT_RESULT(id) do {} while (0)
45	#endif	57	#endif
46		58
47	/*	59	/*
48	* Pixmap geometry string interpretation :	60	* Pixmap geometry string interpretation :
49	* Each geometry string contains zero or one scale/position	61	* Each geometry string contains zero or one scale/position
50	* adjustment and may optionally be followed by a colon and one or more	62	* adjustment and may optionally be followed by a colon and one or more
51	* colon-delimited pixmap operations.	63	* colon-delimited pixmap operations.
52	* The following table shows the valid geometry strings and their	64	* The following table shows the valid geometry strings and their
53	* affects on the background image :	65	* effects on the background image :
54	*	66	*
55	* WxH+X+Y Set scaling to W% by H%, and position to X% by Y%.	67	* WxH+X+Y Set scaling to W% by H%, and position to X% by Y%.
56	* W and H are percentages of the terminal window size.	68	* W and H are percentages of the terminal window size.
57	* X and Y are also percentages; e.g., +50+50 centers	69	* X and Y are also percentages; e.g., +50+50 centers
58	* the image in the window.	70	* the image in the window.
59	* WxH+X Assumes Y == X
60	* WxH Assumes Y == X == 50 (centers the image)
61	* W+X+Y Assumes H == W
62	* W+X Assumes H == W and Y == X
63	* W Assumes H == W and Y == X == 50
64	*
65	* Adjusting position only :
66	* =+X+Y Set position to X% by Y% (absolute).
67	* =+X Set position to X% by X%.
68	* +X+Y Adjust position horizontally X% and vertically Y%
69	* from current position (relative).
70	* +X Adjust position horizontally X% and vertically X%
71	* from current position.
72	*
73	* Adjusting scale only :
74	* Wx0 Multiply horizontal scaling factor by W%
75	* 0xH Multiply vertical scaling factor by H%
76	* 0x0 No scaling (show image at normal size).
77	*	71	*
78	* Pixmap Operations : (should be prepended by a colon)	72	* Pixmap Operations : (should be prepended by a colon)
79	* tile Tile image. Scaling/position modifiers above will affect	73	* tile Tile image. Scaling/position modifiers above will affect
80	* the tile size and origin.	74	* the tile size and origin.
81	* propscale When scaling, scale proportionally. That is, maintain the	75	* propscale When scaling, scale proportionally. That is, maintain the
82	* proper aspect ratio for the image. Any portion of the	76	* proper aspect ratio for the image. Any portion of the
83	* background not covered by the image is filled with the	77	* background not covered by the image is filled with the
84	* current background color.	78	* current background color.
85	* hscale Scale horizontally, tile vertically ?	79	* hscale Scale horizontally, tile vertically ?
86	* vscale Tile horizontally, scale vertically ?	80	* vscale Tile horizontally, scale vertically ?
…		…
89	*/	83	*/
90		84
91	#ifdef HAVE_BG_PIXMAP	85	#ifdef HAVE_BG_PIXMAP
92	bgPixmap_t::bgPixmap_t ()	86	bgPixmap_t::bgPixmap_t ()
93	{	87	{
		88	// this is basically redundant as bgPixmap_t is only used in
		89	// zero_initialised-derived structs
94	#ifdef HAVE_AFTERIMAGE	90	#ifdef HAVE_AFTERIMAGE
95	original_asim = NULL;	91	original_asim = NULL;
96	#endif	92	#endif
		93	#ifdef HAVE_PIXBUF
		94	pixbuf = NULL;
		95	#endif
97	#ifdef BG_IMAGE_FROM_FILE	96	#ifdef BG_IMAGE_FROM_FILE
		97	have_image = false;
98	h_scale = v_scale = 0;	98	h_scale = v_scale = 0;
99	h_align = v_align = 0;	99	h_align = v_align = 0;
100	#endif	100	#endif
		101	#ifdef ENABLE_TRANSPARENCY
		102	shade = 100;
		103	#endif
101	flags = 0;	104	flags = 0;
102	pixmap = None;	105	pixmap = None;
		106	valid_since = invalid_since = 0;
		107	target = 0;
		108	target_x = target_y = 0;
103	}	109	}
104		110
105	void	111	void
106	bgPixmap_t::destroy ()	112	bgPixmap_t::destroy ()
107	{	113	{
108	#ifdef HAVE_AFTERIMAGE	114	#ifdef HAVE_AFTERIMAGE
109	if (original_asim)	115	if (original_asim)
110	safe_asimage_destroy (original_asim);	116	safe_asimage_destroy (original_asim);
111	#endif	117	#endif
112		118
		119	#ifdef HAVE_PIXBUF
		120	if (pixbuf)
		121	g_object_unref (pixbuf);
		122	#endif
		123
113	if (pixmap && target)	124	if (pixmap && target)
114	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;
115	}	140	}
116		141
117	bool	142	bool
118	bgPixmap_t::window_size_sensitive ()	143	bgPixmap_t::window_size_sensitive ()
119	{	144	{
…		…
121	if (flags & isTransparent)	146	if (flags & isTransparent)
122	return true;	147	return true;
123	# endif	148	# endif
124		149
125	# ifdef BG_IMAGE_FROM_FILE	150	# ifdef BG_IMAGE_FROM_FILE
126	# ifdef HAVE_AFTERIMAGE	151	if (have_image)
127	if (original_asim != NULL)
128	# endif
129	{	152	{
130	if (h_scale != 0 || v_scale != 0	153	if (flags & sizeSensitive)
131	|| h_align != 0 || v_align != 0)
132	return true;	154	return true;
133	}	155	}
134	# endif	156	# endif
135		157
136	return false;	158	return false;
137	}	159	}
138		160
139	bool	161	bool
140	bgPixmap_t::window_position_sensitive ()	162	bgPixmap_t::window_position_sensitive ()
141	{	163	{
142	# ifdef ENABLE_TRANSPARENCY	164	# ifdef ENABLE_TRANSPARENCY
143	if (flags & isTransparent)	165	if (flags & isTransparent)
144	return true;	166	return true;
145	# endif	167	# endif
146		168
147	# ifdef BG_IMAGE_FROM_FILE	169	# ifdef BG_IMAGE_FROM_FILE
148	# ifdef HAVE_AFTERIMAGE	170	if (have_image)
149	if (original_asim != NULL)
150	# endif
151	{	171	{
152	if (h_align == rootAlign || v_align == rootAlign)	172	if (flags & rootAlign)
153	return true;	173	return true;
154	}	174	}
155	# endif	175	# endif
156		176
157	return false;
158	};
159
160	bool bgPixmap_t::need_client_side_rendering ()
161	{
162	# ifdef HAVE_AFTERIMAGE
163	if (original_asim != NULL)
164	return true;
165	# endif
166	# ifdef ENABLE_TRANSPARENCY
167	if (flags & isTransparent)
168	{
169	# ifdef HAVE_AFTERIMAGE // can't blur without libAI anyways
170	if ((flags & blurNeeded) && !(flags & blurServerSide))
171	return true;
172	# endif
173	if ((flags & tintNeeded) && !(flags & tintServerSide))
174	return true;
175	}
176	# endif
177	return false;	177	return false;
178	}	178	}
179		179
180	# ifdef BG_IMAGE_FROM_FILE	180	# ifdef BG_IMAGE_FROM_FILE
181	static inline bool	181	static inline bool
…		…
197	static inline bool	197	static inline bool
198	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)
199	{	199	{
200	if (geom_flags & flag)	200	if (geom_flags & flag)
201	{	201	{
202	if (new_value != bgPixmap_t::rootAlign)
203	{
204	if (new_value < -100)	202	if (new_value < -100)
205	new_value = -100;	203	new_value = -100;
206	else if (new_value > 200)	204	else if (new_value > 200)
207	new_value = 200;	205	new_value = 200;
208	}
209	if (new_value != align)	206	if (new_value != align)
210	{	207	{
211	align = new_value;	208	align = new_value;
212	return true;	209	return true;
213	}	210	}
…		…
217		214
218	static inline int	215	static inline int
219	make_align_position (int align, int window_size, int image_size)	216	make_align_position (int align, int window_size, int image_size)
220	{	217	{
221	int diff = window_size - image_size;	218	int diff = window_size - image_size;
222	int smaller = MIN (image_size,window_size);	219	int smaller = min (image_size, window_size);
223		220
224	if (align >= 0 && align <= 50)	221	if (align >= 0 && align <= 100)
225	return diff * align / 100;	222	return diff * align / 100;
226	else if (align > 50 && align <= 100)
227	return window_size - image_size - diff * (100 - align) / 100;
228	else if (align > 100 && align <= 200 )	223	else if (align > 100 && align <= 200)
229	return ((align - 100) * smaller / 100) + window_size - smaller;	224	return ((align - 100) * smaller / 100) + window_size - smaller;
230	else if (align > -100 && align < 0)	225	else if (align >= -100 && align < 0)
231	return ((align + 100) * smaller / 100) - image_size;	226	return ((align + 100) * smaller / 100) - image_size;
232	return 0;	227	return 0;
233	}	228	}
234		229
235	static inline int	230	static inline int
236	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)
237	{	232	{
238	int src_pos = 0;	233	int src_pos = 0;
239	dst_pos = 0;	234	dst_pos = pos;
240	dst_size = size;	235	dst_size = size;
241	if (pos < 0 && size > target_size)	236	if (pos < 0)
242	{	237	{
243	src_pos = -pos;	238	src_pos = -pos;
		239	dst_pos = 0;
244	dst_size += pos;	240	dst_size += pos;
245	}	241	}
246	else if (pos > 0)
247	dst_pos = pos;
248		242
249	if (dst_pos + dst_size > target_size)	243	if (dst_pos + dst_size > target_size)
250	dst_size = target_size - dst_pos;	244	dst_size = target_size - dst_pos;
251	return src_pos;	245	return src_pos;
252	}	246	}
253		247
254	bool	248	bool
255	bgPixmap_t::set_geometry (const char *geom)	249	bgPixmap_t::set_geometry (const char *geom, bool update)
256	{	250	{
		251	bool changed = false;
257	int geom_flags = 0, changed = 0;	252	int geom_flags = 0;
258	int x = 0, y = 0;	253	int x = 0, y = 0;
259	unsigned int w = 0, h = 0;	254	unsigned int w = 0, h = 0;
260	unsigned int n;	255	unsigned int n;
261	unsigned long new_flags = (flags & (~geometryFlags));	256	unsigned long new_flags = (flags & (~geometryFlags));
262	char *p;	257	const char *ops;
263	# define MAXLEN_GEOM 256 /* could be longer then regular geometry string */	258	# define MAXLEN_GEOM 256 /* could be longer than regular geometry string */
264		259
265	if (geom == NULL)	260	if (geom == NULL)
266	return false;	261	return false;
267		262
268	char str[MAXLEN_GEOM];	263	char str[MAXLEN_GEOM];
269		264
270	while (isspace(*geom)) ++geom;
271	if ((p = strchr (geom, ';')) == NULL)
272	p = strchr (geom, '\0');	265	ops = strchr (geom, ':');
273		266	if (ops == NULL)
		267	n = strlen (geom);
		268	else
274	n = (p - geom);	269	n = ops - geom;
		270
275	if (n < MAXLEN_GEOM)	271	if (n >= MAXLEN_GEOM)
276	{	272	return false;
277	char *ops;
278	new_flags |= geometrySet;
279		273
280	strncpy (str, geom, n);	274	memcpy (str, geom, n);
281	str[n] = '\0';	275	str[n] = '\0';
282	if (str[0] == ':')	276	rxvt_strtrim (str);
283	ops = &str[0];
284	else if (str[0] != 'x' && str[0] != 'X' && isalpha(str[0]))
285	ops = &str[0];
286	else
287	{
288	char *tmp;
289	ops = strchr (str, ':');
290	if (ops != NULL)
291	{
292	for (tmp = ops-1; tmp >= str && isspace(*tmp); --tmp);
293	*(++tmp) = '\0';
294	if (ops == tmp) ++ops;
295	}
296	}
297		277
298	if (ops > str || ops == NULL)	278	if (str[0])
299	{	279	{
300	/* we have geometry string - let's handle it prior to applying ops */	280	/* we have geometry string - let's handle it prior to applying ops */
301	geom_flags = XParseGeometry (str, &x, &y, &w, &h);	281	geom_flags = XParseGeometry (str, &x, &y, &w, &h);
302
303	if ((geom_flags & XValue) && !(geom_flags & YValue))
304	{
305	y = x;
306	geom_flags |= YValue;
307	}
308
309	if (flags & geometrySet)
310	{/* new geometry is an adjustment to the old one ! */
311	if ((geom_flags & WidthValue) && (geom_flags & HeightValue))
312	{
313	if (w == 0 && h != 0)
314	{
315	w = h_scale;
316	h = (v_scale * h) / 100;
317	}
318	else if (h == 0 && w != 0)
319	{
320	w = (h_scale * w) / 100;
321	h = v_scale;
322	}
323	}
324	if (geom_flags & XValue)
325	{
326	if (str[0] != '=')
327	{
328	y += v_align;
329	x += h_align;
330	}
331	}
332	}
333	else /* setting up geometry from scratch */
334	{
335	if (!(geom_flags & XValue))
336	{/* use default geometry - centered */
337	x = y = defaultAlign;
338	}
339	else if (!(geom_flags & YValue))
340	y = x;
341
342	if ((geom_flags & (WidthValue|HeightValue)) == 0)
343	{/* 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 */	282	} /* done parsing geometry string */
355	else if (!(flags & geometrySet))	283
356	{ /* default geometry - scaled and centered */	284	if (!update)
		285	{
		286	if (!(geom_flags & XValue))
357	x = y = defaultAlign;	287	x = y = defaultAlign;
		288	else if (!(geom_flags & YValue))
		289	y = x;
		290
		291	if (!(geom_flags & (WidthValue|HeightValue)))
358	w = h = defaultScale;	292	w = h = defaultScale;
359	}	293	else if (!(geom_flags & HeightValue))
		294	h = w;
		295	else if (!(geom_flags & WidthValue))
		296	w = h;
360		297
361	if (!(flags & geometrySet))
362	geom_flags |= WidthValue|HeightValue|XValue|YValue;	298	geom_flags |= WidthValue|HeightValue|XValue|YValue;
		299	}
363		300
364	if (ops)	301	if (ops)
365	{	302	{
366	while (*ops)	303	char **arr = rxvt_strsplit (':', ops + 1);
		304
		305	for (int i = 0; arr[i]; i++)
367	{	306	{
368	while (*ops == ':' || isspace(*ops)) ++ops;
369	# define CHECK_GEOM_OPS(op_str) (strncasecmp (ops, (op_str), sizeof(op_str)-1) == 0)	307	# define CHECK_GEOM_OPS(op_str) (strcasecmp (arr[i], (op_str)) == 0)
370	if (CHECK_GEOM_OPS("tile"))	308	if (CHECK_GEOM_OPS ("tile"))
371	{	309	{
372	w = h = noScale;	310	w = h = noScale;
373	geom_flags |= WidthValue|HeightValue;	311	geom_flags |= WidthValue|HeightValue;
374	}	312	}
375	else if (CHECK_GEOM_OPS("propscale"))	313	else if (CHECK_GEOM_OPS ("propscale"))
376	{	314	{
377	if (w == 0 && h == 0)
378	{
379	w = windowScale;
380	geom_flags |= WidthValue;
381	}
382	new_flags |= propScale;	315	new_flags |= propScale;
383	}	316	}
384	else if (CHECK_GEOM_OPS("hscale"))	317	else if (CHECK_GEOM_OPS ("hscale"))
385	{	318	{
386	if (w == 0)
387	w = windowScale;	319	if (w == 0) w = windowScale;
		320
388	h = noScale;	321	h = noScale;
389	geom_flags |= WidthValue|HeightValue;	322	geom_flags |= WidthValue|HeightValue;
390	}	323	}
391	else if (CHECK_GEOM_OPS("vscale"))	324	else if (CHECK_GEOM_OPS ("vscale"))
392	{	325	{
393	if (h == 0)
394	h = windowScale;	326	if (h == 0) h = windowScale;
		327
395	w = noScale;	328	w = noScale;
396	geom_flags |= WidthValue|HeightValue;	329	geom_flags |= WidthValue|HeightValue;
397	}	330	}
398	else if (CHECK_GEOM_OPS("scale"))	331	else if (CHECK_GEOM_OPS ("scale"))
399	{	332	{
400	if (h == 0)
401	h = windowScale;	333	if (h == 0) h = windowScale;
402	if (w == 0)
403	w = windowScale;	334	if (w == 0) w = windowScale;
		335
404	geom_flags |= WidthValue|HeightValue;	336	geom_flags |= WidthValue|HeightValue;
405	}	337	}
406	else if (CHECK_GEOM_OPS("auto"))	338	else if (CHECK_GEOM_OPS ("auto"))
407	{	339	{
408	w = h = windowScale;	340	w = h = windowScale;
409	x = y = centerAlign;	341	x = y = centerAlign;
410	geom_flags |= WidthValue|HeightValue|XValue|YValue;	342	geom_flags |= WidthValue|HeightValue|XValue|YValue;
411	}	343	}
412	else if (CHECK_GEOM_OPS("root"))	344	else if (CHECK_GEOM_OPS ("root"))
413	{	345	{
		346	new_flags |= rootAlign;
414	w = h = noScale;	347	w = h = noScale;
415	x = y = rootAlign;
416	geom_flags |= WidthValue|HeightValue|XValue|YValue;	348	geom_flags |= WidthValue|HeightValue;
417	}	349	}
418	# undef CHECK_GEOM_OPS	350	# undef CHECK_GEOM_OPS
419	while (*ops != ':' && *ops != '\0') ++ops;
420	} /* done parsing ops */	351	} /* done parsing ops */
421	}
422		352
		353	rxvt_free_strsplit (arr);
		354	}
		355
423	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w))	356	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;
424	++changed;
425	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h))	357	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;
426	++changed;
427	if (check_set_align_value (geom_flags, XValue, h_align, x))	358	if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;
428	++changed;
429	if (check_set_align_value (geom_flags, YValue, v_align, y))	359	if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
430	++changed;
431	}
432		360
433	if (new_flags != flags)	361	if (new_flags != flags)
434	{	362	{
435	flags = new_flags;	363	flags = new_flags;
436	changed++;	364	changed = true;
437	}	365	}
438	//fprintf( stderr, "flags = %lX, scale = %ux%u, align=%+d%+d\n",	366
439	// flags, h_scale, v_scale, h_align, v_align);
440	return (changed > 0);	367	return changed;
		368	}
		369
		370	void
		371	bgPixmap_t::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
		372	{
		373	int target_width = target->szHint.width;
		374	int target_height = target->szHint.height;
		375
		376	if (flags & propScale)
		377	{
		378	float scale = (float)target_width / image_width;
		379	min_it (scale, (float)target_height / image_height);
		380	w = image_width * scale + 0.5;
		381	h = image_height * scale + 0.5;
		382	}
		383	else
		384	{
		385	w = h_scale * target_width / 100;
		386	h = v_scale * target_height / 100;
		387	}
		388
		389	if (!w) w = image_width;
		390	if (!h) h = image_height;
		391
		392	if (flags & rootAlign)
		393	{
		394	x = -target_x;
		395	y = -target_y;
		396	}
		397	else
		398	{
		399	x = make_align_position (h_align, target_width, w);
		400	y = make_align_position (v_align, target_height, h);
		401	}
		402
		403	flags &= ~sizeSensitive;
		404	if ((flags & propScale) || h_scale || v_scale
		405	|| (!(flags & rootAlign) && (h_align || v_align))
		406	|| w > target_width || h > target_height)
		407	flags |= sizeSensitive;
441	}	408	}
442		409
443	# ifdef HAVE_AFTERIMAGE	410	# ifdef HAVE_AFTERIMAGE
444	bool	411	bool
445	bgPixmap_t::render_asim (ASImage *background, ARGB32 background_tint)	412	bgPixmap_t::render_image (unsigned long background_flags)
446	{	413	{
447	if (target == NULL)	414	if (target == NULL)
448	return false;	415	return false;
449		416
		417	target->init_asv ();
		418
		419	ASImage *background = NULL;
		420	ARGB32 background_tint = TINT_LEAVE_SAME;
		421
		422	# ifdef ENABLE_TRANSPARENCY
		423	if (background_flags)
		424	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);
		425
		426	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
		427	{
		428	ShadingInfo as_shade;
		429	as_shade.shading = shade;
		430
		431	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
		432	if (flags & tintSet)
		433	tint.get (c);
		434	as_shade.tintColor.red = c.r;
		435	as_shade.tintColor.green = c.g;
		436	as_shade.tintColor.blue = c.b;
		437
		438	background_tint = shading2tint32 (&as_shade);
		439	}
		440
		441	if (!(background_flags & transpPmapBlurred) && (flags & blurNeeded) && background != NULL)
		442	{
		443	ASImage *tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
		444	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,
		445	100, ASIMAGE_QUALITY_DEFAULT);
		446	if (tmp)
		447	{
		448	destroy_asimage (&background);
		449	background = tmp;
		450	}
		451	}
		452	# endif
		453
		454	ASImage *result = 0;
		455
450	int target_width = (int)target->szHint.width;	456	int target_width = target->szHint.width;
451	int target_height = (int)target->szHint.height;	457	int target_height = target->szHint.height;
452	int new_pmap_width = target_width, new_pmap_height = target_height;	458	int new_pmap_width = target_width;
453	ASImage *result = NULL;	459	int new_pmap_height = target_height;
454		460
455	int x = 0;	461	int x = 0;
456	int y = 0;	462	int y = 0;
457	int w = h_scale * target_width / 100;	463	int w = 0;
458	int h = v_scale * target_height / 100;	464	int h = 0;
459
460	TIMING_TEST_START (asim);
461		465
462	if (original_asim)	466	if (original_asim)
463	{	467	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
464	if (h_align == rootAlign || v_align == rootAlign)
465	{
466	target->get_window_origin(x, y);
467	x = -x;
468	y = -y;
469	}
470	if (h_align != rootAlign)
471	x = make_align_position (h_align, target_width, w > 0 ? w : (int)original_asim->width);
472	if (v_align != rootAlign)
473	y = make_align_position (v_align, target_height, h > 0 ? h : (int)original_asim->height);
474	}
475		468
476	if (original_asim == NULL	469	if (!original_asim
		470	|| (!(flags & rootAlign)
477	|| x >= target_width	471	&& (x >= target_width
478	|| y >= target_height	472	|| y >= target_height
479	|| (w > 0 && x + w <= 0)	473	|| (x + w <= 0)
480	|| (h > 0 && y + h <= 0))	474	|| (y + h <= 0))))
481	{	475	{
482	if (background)	476	if (background)
483	{	477	{
484	new_pmap_width = background->width;	478	new_pmap_width = background->width;
485	new_pmap_height = background->height;	479	new_pmap_height = background->height;
486	result = background;	480	result = background;
		481
487	if (background_tint != TINT_LEAVE_SAME)	482	if (background_tint != TINT_LEAVE_SAME)
488	{	483	{
489	ASImage* tmp = tile_asimage (target->asv, background, 0, 0,	484	ASImage *tmp = tile_asimage (target->asv, background, 0, 0,
490	target_width, target_height, background_tint,	485	target_width, target_height, background_tint,
491	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);	486	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
492	if (tmp)	487	if (tmp)
493	result = tmp;	488	result = tmp;
494	}	489	}
…		…
497	new_pmap_width = new_pmap_height = 0;	492	new_pmap_width = new_pmap_height = 0;
498	}	493	}
499	else	494	else
500	{	495	{
501	result = original_asim;	496	result = original_asim;
		497
502	if ((w > 0 && w != original_asim->width)	498	if ((w != original_asim->width)
503	|| (h > 0 && h != original_asim->height))	499	|| (h != original_asim->height))
504	{	500	{
505	result = scale_asimage (target->asv, original_asim,	501	result = scale_asimage (target->asv, original_asim,
506	w > 0 ? w : original_asim->width,	502	w, h,
507	h > 0 ? h : original_asim->height,
508	background ? ASA_ASImage : ASA_XImage,	503	background ? ASA_ASImage : ASA_XImage,
509	100, ASIMAGE_QUALITY_DEFAULT);	504	100, ASIMAGE_QUALITY_DEFAULT);
510	}	505	}
		506
511	if (background == NULL)	507	if (background == NULL)
512	{/* if tiling - pixmap has to be sized exactly as the image,	508	{
513	but there is no need to make it bigger then the window! */
514	if (h_scale == 0)
515	new_pmap_width = min (result->width, target_width);
516	if (v_scale == 0)
517	new_pmap_height = min (result->height, target_height);
518	/* we also need to tile our image in one or both directions */
519	if (h_scale == 0 || v_scale == 0)	509	if (h_scale == 0 || v_scale == 0)
520	{	510	{
		511	/* if tiling - pixmap has to be sized exactly as the image,
		512	but there is no need to make it bigger than the window! */
		513	new_pmap_width = min (result->width, target_width);
		514	new_pmap_height = min (result->height, target_height);
		515
		516	/* we also need to tile our image in both directions */
521	ASImage *tmp = tile_asimage (target->asv, result,	517	ASImage *tmp = tile_asimage (target->asv, result,
522	(h_scale > 0) ? 0 : (int)result->width - x,	518	(int)result->width - x,
523	(v_scale > 0) ? 0 : (int)result->height - y,	519	(int)result->height - y,
524	new_pmap_width,	520	new_pmap_width,
525	new_pmap_height,	521	new_pmap_height,
526	TINT_LEAVE_SAME, ASA_XImage,	522	TINT_LEAVE_SAME, ASA_XImage,
527	100, ASIMAGE_QUALITY_DEFAULT);	523	100, ASIMAGE_QUALITY_DEFAULT);
528	if (tmp)	524	if (tmp)
529	{	525	{
530	if (result != original_asim)	526	if (result != original_asim)
531	destroy_asimage (&result);	527	destroy_asimage (&result);
		528
532	result = tmp;	529	result = tmp;
533	}	530	}
534	}	531	}
535	}	532	}
536	else	533	else
		534	{
537	{/* if blending background and image - pixmap has to be sized same as target window */	535	/* if blending background and image - pixmap has to be sized same as target window */
538	ASImageLayer *layers = create_image_layers (2);	536	ASImageLayer *layers = create_image_layers (2);
539	ASImage *merged_im = NULL;
540		537
541	layers[0].im = background;	538	layers[0].im = background;
542	layers[0].clip_width = target_width;	539	layers[0].clip_width = target_width;
543	layers[0].clip_height = target_height;	540	layers[0].clip_height = target_height;
544	layers[0].tint = background_tint;	541	layers[0].tint = background_tint;
545	layers[1].im = result;	542	layers[1].im = result;
546	if (w <= 0)	543
		544	if (h_scale == 0 || v_scale == 0)
		545	{
547	{/* tile horizontally */	546	/* tile horizontally */
548	while (x > 0) x -= (int)result->width;	547	while (x > 0) x -= (int)result->width;
549	layers[1].dst_x = x;	548	layers[1].dst_x = x;
550	layers[1].clip_width = result->width+target_width;	549	layers[1].clip_width = result->width+target_width;
551	}	550	}
552	else	551	else
		552	{
553	{/* clip horizontally */	553	/* clip horizontally */
554	layers[1].dst_x = x;	554	layers[1].dst_x = x;
555	layers[1].clip_width = result->width;	555	layers[1].clip_width = result->width;
556	}	556	}
557	if (h <= 0)	557
		558	if (h_scale == 0 || v_scale == 0)
558	{	559	{
559	while (y > 0) y -= (int)result->height;	560	while (y > 0) y -= (int)result->height;
560	layers[1].dst_y = y;	561	layers[1].dst_y = y;
561	layers[1].clip_height = result->height + target_height;	562	layers[1].clip_height = result->height + target_height;
562	}	563	}
563	else	564	else
564	{	565	{
565	layers[1].dst_y = y;	566	layers[1].dst_y = y;
566	layers[1].clip_height = result->height;	567	layers[1].clip_height = result->height;
567	}	568	}
		569
568	if (target->rs[Rs_blendtype])	570	if (target->rs[Rs_blendtype])
569	{	571	{
570	layers[1].merge_scanlines = blend_scanlines_name2func (target->rs[Rs_blendtype]);	572	layers[1].merge_scanlines = blend_scanlines_name2func (target->rs[Rs_blendtype]);
571	if (layers[1].merge_scanlines == NULL)	573	if (layers[1].merge_scanlines == NULL)
572	layers[1].merge_scanlines = alphablend_scanlines;	574	layers[1].merge_scanlines = alphablend_scanlines;
573	}	575	}
		576
574	ASImage *tmp = merge_layers (target->asv, layers, 2, target_width, target_height,	577	ASImage *tmp = merge_layers (target->asv, layers, 2, target_width, target_height,
575	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);	578	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
		579
576	if (tmp)	580	if (tmp)
577	{	581	{
578	if (result != original_asim)	582	if (result != original_asim)
579	destroy_asimage (&result);	583	destroy_asimage (&result);
		584
580	result = tmp;	585	result = tmp;
581	}	586	}
		587
582	free (layers);	588	free (layers);
583	}	589	}
584	}	590	}
585	TIMING_TEST_PRINT_RESULT (asim);
586		591
587	if (pixmap)	592	bool ret = false;
		593
		594	if (result)
588	{	595	{
589	if (result == NULL	596	XGCValues gcv;
		597	GC gc;
		598
		599	/* create Pixmap */
		600	if (pixmap == None
590	|| pmap_width != new_pmap_width	601	|| pmap_width != new_pmap_width
591	|| pmap_height != new_pmap_height	602	|| pmap_height != new_pmap_height
592	|| pmap_depth != target->depth)	603	|| pmap_depth != target->depth)
593	{	604	{
		605	if (pixmap)
594	XFreePixmap (target->dpy, pixmap);	606	XFreePixmap (target->dpy, pixmap);
595	pixmap = None;
596	}
597	}
598
599	if (result)
600	{
601	XGCValues gcv;
602	GC gc;
603
604	/* create Pixmap */
605	if (pixmap == None)
606	{
607	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);	607	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);
608	pmap_width = new_pmap_width;	608	pmap_width = new_pmap_width;
609	pmap_height = new_pmap_height;	609	pmap_height = new_pmap_height;
610	pmap_depth = target->depth;	610	pmap_depth = target->depth;
611	}	611	}
612	/* fill with background color ( if result's not completely overlapping it)*/	612	/* fill with background color (if result's not completely overlapping it) */
613	gcv.foreground = target->pix_colors[Color_bg];	613	gcv.foreground = target->pix_colors[Color_bg];
614	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);	614	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
615		615
616	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;	616	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
617	int dst_width = result->width, dst_height = result->height;	617	int dst_width = result->width, dst_height = result->height;
618	if (background == NULL)	618	if (background == NULL)
619	{	619	{
620	if (h_scale > 0)	620	if (!(h_scale == 0 || v_scale == 0))
		621	{
621	src_x = make_clip_rectangle (x, result->width, new_pmap_width, dst_x, dst_width);	622	src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );
622	if (v_scale > 0)
623	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);	623	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
		624	}
624		625
625	if (dst_x > 0 || dst_y > 0	626	if (dst_x > 0 || dst_y > 0
626	|| dst_x + dst_width < new_pmap_width	627	|| dst_x + dst_width < new_pmap_width
627	|| dst_y + dst_height < new_pmap_height)	628	|| dst_y + dst_height < new_pmap_height)
628	{
629	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	629	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
630	}
631	}	630	}
632		631
633	/* put result on pixmap */	632	/* put result on pixmap */
634	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	633	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
635	asimage2drawable (target->asv, pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);	634	asimage2drawable (target->asv, pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);
636		635
637	if (result != background && result != original_asim)	636	if (result != background && result != original_asim)
638	destroy_asimage (&result);	637	destroy_asimage (&result);
639		638
640	XFreeGC (target->dpy, gc);	639	XFreeGC (target->dpy, gc);
641	TIMING_TEST_PRINT_RESULT (asim);	640
		641	ret = true;
		642	}
		643
		644	if (background)
		645	destroy_asimage (&background);
		646
		647	return ret;
		648	}
		649	# endif /* HAVE_AFTERIMAGE */
		650
		651	# ifdef HAVE_PIXBUF
		652	bool
		653	bgPixmap_t::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
		654	int src_x, int src_y, int dst_x, int dst_y,
		655	unsigned int width, unsigned int height)
		656	{
		657	XImage *ximage;
		658	char *data, *line;
		659	int bytes_per_pixel;
		660	int width_r, width_g, width_b;
		661	int sh_r, sh_g, sh_b;
		662	int rowstride;
		663	int channels;
		664	unsigned char *row;
		665	Visual *visual = target->visual;
		666	int depth = target->depth;
		667
		668	if (visual->c_class != TrueColor)
		669	return false;
		670
		671	if (depth == 24 || depth == 32)
		672	bytes_per_pixel = 4;
		673	else if (depth == 15 || depth == 16)
		674	bytes_per_pixel = 2;
		675	else
		676	return false;
		677
		678	width_r = rxvt_popcount (visual->red_mask);
		679	width_g = rxvt_popcount (visual->green_mask);
		680	width_b = rxvt_popcount (visual->blue_mask);
		681
		682	if (width_r > 8 || width_g > 8 || width_b > 8)
		683	return false;
		684
		685	sh_r = rxvt_ctz (visual->red_mask);
		686	sh_g = rxvt_ctz (visual->green_mask);
		687	sh_b = rxvt_ctz (visual->blue_mask);
		688
		689	if (width > INT_MAX / height / bytes_per_pixel)
		690	return false;
		691
		692	data = (char *)malloc (width * height * bytes_per_pixel);
		693	if (!data)
		694	return false;
		695
		696	ximage = XCreateImage (target->dpy, visual, depth, ZPixmap, 0, data,
		697	width, height, bytes_per_pixel * 8, 0);
		698	if (!ximage)
642	}	699	{
		700	free (data);
		701	return false;
		702	}
643		703
		704	ximage->byte_order = byteorder::big_endian () ? MSBFirst : LSBFirst;
		705
		706	rowstride = gdk_pixbuf_get_rowstride (pixbuf);
		707	channels = gdk_pixbuf_get_n_channels (pixbuf);
		708	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
		709	line = data;
		710
		711	for (int y = 0; y < height; y++)
		712	{
		713	for (int x = 0; x < width; x++)
		714	{
		715	unsigned char *pixel = row + x * channels;
		716	uint32_t value;
		717
		718	value = ((pixel[0] >> (8 - width_r)) << sh_r)
		719	| ((pixel[1] >> (8 - width_g)) << sh_g)
		720	| ((pixel[2] >> (8 - width_b)) << sh_b);
		721
		722	if (bytes_per_pixel == 4)
		723	((uint32_t *)line)[x] = value;
		724	else
		725	((uint16_t *)line)[x] = value;
		726	}
		727
		728	row += rowstride;
		729	line += ximage->bytes_per_line;
		730	}
		731
		732	XPutImage (target->dpy, pixmap, gc, ximage, 0, 0, dst_x, dst_y, width, height);
		733	XDestroyImage (ximage);
644	return true;	734	return true;
645	}	735	}
		736
		737	bool
		738	bgPixmap_t::render_image (unsigned long background_flags)
		739	{
		740	if (target == NULL)
		741	return false;
		742
		743	if (!pixbuf)
		744	return false;
		745
		746	if (background_flags
		747	&& !(flags & HAS_RENDER))
		748	return false;
		749
		750	GdkPixbuf *result;
		751
		752	int image_width = gdk_pixbuf_get_width (pixbuf);
		753	int image_height = gdk_pixbuf_get_height (pixbuf);
		754
		755	int target_width = target->szHint.width;
		756	int target_height = target->szHint.height;
		757	int new_pmap_width = target_width;
		758	int new_pmap_height = target_height;
		759
		760	int x = 0;
		761	int y = 0;
		762	int w = 0;
		763	int h = 0;
		764
		765	get_image_geometry (image_width, image_height, w, h, x, y);
		766
		767	if (!(flags & rootAlign)
		768	&& (x >= target_width
		769	|| y >= target_height
		770	|| (x + w <= 0)
		771	|| (y + h <= 0)))
		772	return false;
		773
		774	result = pixbuf;
		775
		776	if ((w != image_width)
		777	|| (h != image_height))
		778	{
		779	result = gdk_pixbuf_scale_simple (pixbuf,
		780	w, h,
		781	GDK_INTERP_BILINEAR);
		782	}
		783
		784	bool ret = false;
		785
		786	if (result)
		787	{
		788	XGCValues gcv;
		789	GC gc;
		790	Pixmap root_pmap;
		791
		792	image_width = gdk_pixbuf_get_width (result);
		793	image_height = gdk_pixbuf_get_height (result);
		794
		795	if (background_flags)
		796	{
		797	root_pmap = pixmap;
		798	pixmap = None;
		799	}
		800	else
		801	{
		802	if (h_scale == 0 || v_scale == 0)
		803	{
		804	new_pmap_width = min (image_width, target_width);
		805	new_pmap_height = min (image_height, target_height);
		806	}
		807	}
		808
		809	if (pixmap == None
		810	|| pmap_width != new_pmap_width
		811	|| pmap_height != new_pmap_height
		812	|| pmap_depth != target->depth)
		813	{
		814	if (pixmap)
		815	XFreePixmap (target->dpy, pixmap);
		816	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);
		817	pmap_width = new_pmap_width;
		818	pmap_height = new_pmap_height;
		819	pmap_depth = target->depth;
		820	}
		821
		822	gcv.foreground = target->pix_colors[Color_bg];
		823	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
		824
		825	if (h_scale == 0 || v_scale == 0)
		826	{
		827	Pixmap tile = XCreatePixmap (target->dpy, target->vt, image_width, image_height, target->depth);
		828	pixbuf_to_pixmap (result, tile, gc,
		829	0, 0,
		830	0, 0,
		831	image_width, image_height);
		832
		833	gcv.tile = tile;
		834	gcv.fill_style = FillTiled;
		835	gcv.ts_x_origin = x;
		836	gcv.ts_y_origin = y;
		837	XChangeGC (target->dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
		838
		839	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
		840	XFreePixmap (target->dpy, tile);
		841	}
		842	else
		843	{
		844	int src_x, src_y, dst_x, dst_y;
		845	int dst_width, dst_height;
		846
		847	src_x = make_clip_rectangle (x, image_width , new_pmap_width , dst_x, dst_width );
		848	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);
		849
		850	if (dst_x > 0 || dst_y > 0
		851	|| dst_x + dst_width < new_pmap_width
		852	|| dst_y + dst_height < new_pmap_height)
		853	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
		854
		855	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
		856	pixbuf_to_pixmap (result, pixmap, gc,
		857	src_x, src_y,
		858	dst_x, dst_y,
		859	dst_width, dst_height);
		860	}
		861
		862	#if XRENDER
		863	if (background_flags)
		864	{
		865	Display *dpy = target->dpy;
		866	XRenderPictureAttributes pa;
		867
		868	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, target->visual);
		869	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);
		870
		871	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);
		872	Picture dst = XRenderCreatePicture (dpy, pixmap, dst_format, 0, &pa);
		873
		874	pa.repeat = True;
		875	Pixmap mask_pmap = XCreatePixmap (dpy, target->vt, 1, 1, 8);
		876	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
		877	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
		878	XFreePixmap (dpy, mask_pmap);
		879
		880	if (src && dst && mask)
		881	{
		882	XRenderColor mask_c;
		883
		884	mask_c.alpha = 0x8000;
		885	mask_c.red = 0;
		886	mask_c.green = 0;
		887	mask_c.blue = 0;
		888	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
		889	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
		890	}
		891
		892	XRenderFreePicture (dpy, src);
		893	XRenderFreePicture (dpy, dst);
		894	XRenderFreePicture (dpy, mask);
		895
		896	XFreePixmap (dpy, root_pmap);
		897	}
		898	#endif
		899
		900	if (result != pixbuf)
		901	g_object_unref (result);
		902
		903	XFreeGC (target->dpy, gc);
		904
		905	ret = true;
		906	}
		907
		908	return ret;
		909	}
646	# endif /* HAVE_AFTERIMAGE */	910	# endif /* HAVE_PIXBUF */
647		911
648	bool	912	bool
649	bgPixmap_t::set_file (const char *file)	913	bgPixmap_t::set_file (const char *file)
650	{	914	{
651	char *f;	915	if (!file || !*file)
		916	return false;
652		917
653	assert (file != NULL);	918	if (const char *p = strchr (file, ';'))
654		919	{
655	if (*file != '\0')	920	size_t len = p - file;
		921	char *f = rxvt_temp_buf<char> (len + 1);
		922	memcpy (f, file, len);
		923	f[len] = '\0';
		924	file = f;
656	{	925	}
		926
657	# ifdef HAVE_AFTERIMAGE	927	# ifdef HAVE_AFTERIMAGE
658	if (target->asimman == NULL)	928	if (!target->asimman)
659	target->asimman = create_generic_imageman (target->rs[Rs_path]);	929	target->asimman = create_generic_imageman (target->rs[Rs_path]);
660	if ((f = strchr (file, ';')) == NULL)
661	original_asim = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);	930	ASImage *image = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);
662	else	931	if (image)
663	{	932	{
664	size_t len = f - file;	933	if (original_asim)
665	f = (char *)malloc (len + 1);	934	safe_asimage_destroy (original_asim);
666	strncpy (f, file, len);	935	original_asim = image;
667	f[len] = '\0';	936	flags |= CLIENT_RENDER;
668	original_asim = get_asimage (target->asimman, f, 0xFFFFFFFF, 100);	937	have_image = true;
669	free (f);	938	return true;
670	}	939	}
671	return (original_asim != NULL);
672	# endif	940	# endif
		941
		942	# ifdef HAVE_PIXBUF
		943	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
		944	if (image)
673	}	945	{
		946	if (pixbuf)
		947	g_object_unref (pixbuf);
		948	pixbuf = image;
		949	have_image = true;
		950	return true;
		951	}
		952	# endif
		953
674	return false;	954	return false;
675	}	955	}
676		956
677	# endif /* BG_IMAGE_FROM_FILE */	957	# endif /* BG_IMAGE_FROM_FILE */
678		958
…		…
683	if (!(flags & isTransparent))	963	if (!(flags & isTransparent))
684	{	964	{
685	flags |= isTransparent;	965	flags |= isTransparent;
686	return true;	966	return true;
687	}	967	}
		968
688	return false;	969	return false;
689	}	970	}
690		971
691	bool	972	bool
692	bgPixmap_t::set_blur_radius (const char *geom)	973	bgPixmap_t::set_blur_radius (const char *geom)
693	{	974	{
694	int changed = 0;	975	bool changed = false;
695	unsigned int hr, vr;	976	unsigned int hr, vr;
696	int junk;	977	int junk;
697	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);	978	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
698		979
699	if (!(geom_flags&WidthValue))	980	if (!(geom_flags & WidthValue))
700	hr = 1;	981	hr = 1;
701	if (!(geom_flags&HeightValue))	982	if (!(geom_flags & HeightValue))
702	vr = hr;	983	vr = hr;
703		984
		985	min_it (hr, 128);
		986	min_it (vr, 128);
		987
704	if (h_blurRadius != hr)	988	if (h_blurRadius != hr)
705	{	989	{
706	++changed;	990	changed = true;
707	h_blurRadius = hr;	991	h_blurRadius = hr;
708	}	992	}
709		993
710	if (v_blurRadius != vr)	994	if (v_blurRadius != vr)
711	{	995	{
712	++changed;	996	changed = true;
713	v_blurRadius = vr;	997	v_blurRadius = vr;
714	}	998	}
715		999
716	if (v_blurRadius == 0 && h_blurRadius == 0)	1000	if (v_blurRadius == 0 && h_blurRadius == 0)
717	flags &= ~blurNeeded;	1001	flags &= ~blurNeeded;
718	else	1002	else
719	flags |= blurNeeded;	1003	flags |= blurNeeded;
720		1004
721	return (changed>0);	1005	return changed;
722	}	1006	}
723		1007
724	static inline unsigned long	1008	static inline unsigned long
725	compute_tint_shade_flags (rxvt_color *tint, int shade)	1009	compute_tint_shade_flags (rxvt_color *tint, int shade)
726	{	1010	{
727	unsigned long flags = 0;	1011	unsigned long flags = 0;
728	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1012	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
729	bool has_shade = (shade > 0 && shade < 100) || (shade > 100 && shade < 200);	1013	bool has_shade = shade != 100;
730		1014
731	if (tint)	1015	if (tint)
732	{	1016	{
733	tint->get (c);	1017	tint->get (c);
734	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)	1018	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x00ff || (cmp) >= 0xff00)
		1019	if (!has_shade
735	if (!has_shade && IS_COMPONENT_WHOLESOME (c.r)	1020	&& IS_COMPONENT_WHOLESOME (c.r)
736	&& IS_COMPONENT_WHOLESOME (c.g)	1021	&& IS_COMPONENT_WHOLESOME (c.g)
737	&& IS_COMPONENT_WHOLESOME (c.b))	1022	&& IS_COMPONENT_WHOLESOME (c.b))
738	flags |= bgPixmap_t::tintWholesome;	1023	flags |= bgPixmap_t::tintWholesome;
739	# undef IS_COMPONENT_WHOLESOME	1024	# undef IS_COMPONENT_WHOLESOME
740	}	1025	}
741		1026
742	if (has_shade)	1027	if (has_shade || tint)
743	flags |= bgPixmap_t::tintNeeded;	1028	flags |= bgPixmap_t::tintNeeded;
744	else if (tint)
745	{
746	if ((c.r > 0x000700 || c.g > 0x000700 || c.b > 0x000700)
747	&& (c.r < 0x00f700 || c.g < 0x00f700 || c.b < 0x00f700))
748	{
749	flags |= bgPixmap_t::tintNeeded;
750	}
751	}
752
753	if (flags & bgPixmap_t::tintNeeded)
754	{
755	if (flags & bgPixmap_t::tintWholesome)
756	flags |= bgPixmap_t::tintServerSide;
757	else
758	{
759	#if XFT
760	flags |= bgPixmap_t::tintServerSide;
761	#endif
762	}
763	}
764		1029
765	return flags;	1030	return flags;
766	}	1031	}
767		1032
768	bool	1033	bool
769	bgPixmap_t::set_tint (rxvt_color &new_tint)	1034	bgPixmap_t::set_tint (rxvt_color &new_tint)
770	{	1035	{
771	if (tint != new_tint)	1036	if (!(flags & tintSet) || tint != new_tint)
772	{	1037	{
773	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);	1038	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);
774	tint = new_tint;	1039	tint = new_tint;
775	flags = (flags & ~tintFlags) | new_flags | tintSet;	1040	flags = (flags & ~tintFlags) | new_flags | tintSet;
776	return true;	1041	return true;
777	}	1042	}
778	return false;
779	}
780		1043
781	bool
782	bgPixmap_t::unset_tint ()
783	{
784	unsigned long new_flags = compute_tint_shade_flags (NULL, shade);
785
786	if (new_flags != (flags & tintFlags))
787	{
788	flags = (flags&~tintFlags)|new_flags;
789	return true;
790	}
791	return false;	1044	return false;
792	}	1045	}
793		1046
794	bool	1047	bool
795	bgPixmap_t::set_shade (const char *shade_str)	1048	bgPixmap_t::set_shade (const char *shade_str)
796	{	1049	{
797	int new_shade = (shade_str) ? atoi (shade_str) : 0;	1050	int new_shade = (shade_str) ? atoi (shade_str) : 100;
798		1051
799	if (new_shade < 0 && new_shade > -100)	1052	clamp_it (new_shade, -100, 200);
		1053	if (new_shade < 0)
800	new_shade = 200 - (100 + new_shade);	1054	new_shade = 200 - (100 + new_shade);
801	else if (new_shade == 100)
802	new_shade = 0;
803		1055
804	if (new_shade != shade)	1056	if (new_shade != shade)
805	{	1057	{
806	unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);	1058	unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);
807	shade = new_shade;	1059	shade = new_shade;
808	flags = (flags & (~tintFlags | tintSet)) | new_flags;	1060	flags = (flags & (~tintFlags | tintSet)) | new_flags;
809	return true;	1061	return true;
810	}	1062	}
		1063
811	return false;	1064	return false;
812	}	1065	}
813		1066
		1067	#if XRENDER
		1068	static void
		1069	get_gaussian_kernel (int radius, int width, double *kernel, XFixed *params)
		1070	{
		1071	double sigma = radius / 2.0;
		1072	double scale = sqrt (2.0 * M_PI) * sigma;
		1073	double sum = 0.0;
		1074
		1075	for (int i = 0; i < width; i++)
		1076	{
		1077	double x = i - width / 2;
		1078	kernel[i] = exp (-(x * x) / (2.0 * sigma * sigma)) / scale;
		1079	sum += kernel[i];
		1080	}
		1081
		1082	params[0] = XDoubleToFixed (width);
		1083	params[1] = XDoubleToFixed (1);
		1084
		1085	for (int i = 0; i < width; i++)
		1086	params[i+2] = XDoubleToFixed (kernel[i] / sum);
		1087	}
		1088	#endif
		1089
		1090	bool
		1091	bgPixmap_t::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
		1092	{
		1093	bool ret = false;
		1094	#if XRENDER
		1095	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
		1096	double *kernel = (double *)malloc (size * sizeof (double));
		1097	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
		1098
		1099	Display *dpy = target->dpy;
		1100	XRenderPictureAttributes pa;
		1101	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		1102
		1103	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1104	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1105
		1106	if (kernel && params && src && dst)
		1107	{
		1108	if (h_blurRadius)
		1109	{
		1110	size = h_blurRadius * 2 + 1;
		1111	get_gaussian_kernel (h_blurRadius, size, kernel, params);
		1112
		1113	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
		1114	XRenderComposite (dpy,
		1115	PictOpSrc,
		1116	src,
		1117	None,
		1118	dst,
		1119	0, 0,
		1120	0, 0,
		1121	0, 0,
		1122	width, height);
		1123	}
		1124
		1125	if (v_blurRadius)
		1126	{
		1127	size = v_blurRadius * 2 + 1;
		1128	get_gaussian_kernel (v_blurRadius, size, kernel, params);
		1129	swap (params[0], params[1]);
		1130
		1131	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
		1132	XRenderComposite (dpy,
		1133	PictOpSrc,
		1134	src,
		1135	None,
		1136	dst,
		1137	0, 0,
		1138	0, 0,
		1139	0, 0,
		1140	width, height);
		1141	}
		1142
		1143	ret = true;
		1144	}
		1145
		1146	free (kernel);
		1147	free (params);
		1148	XRenderFreePicture (dpy, src);
		1149	XRenderFreePicture (dpy, dst);
		1150	#endif
		1151	return ret;
		1152	}
		1153
		1154	bool
		1155	bgPixmap_t::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
		1156	{
		1157	Display *dpy = target->dpy;
		1158	bool ret = false;
		1159
		1160	if (flags & tintWholesome)
		1161	{
		1162	XGCValues gcv;
		1163	GC gc;
		1164
		1165	/* In this case we can tint image server-side getting significant
		1166	* performance improvements, as we eliminate XImage transfer
		1167	*/
		1168	gcv.foreground = Pixel (tint);
		1169	gcv.function = GXand;
		1170	gcv.fill_style = FillSolid;
		1171	gc = XCreateGC (dpy, pixmap, GCFillStyle | GCForeground | GCFunction, &gcv);
		1172	if (gc)
		1173	{
		1174	XFillRectangle (dpy, pixmap, gc, 0, 0, width, height);
		1175	ret = true;
		1176	XFreeGC (dpy, gc);
		1177	}
		1178	}
		1179	else
		1180	{
		1181	# if XRENDER
		1182	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
		1183
		1184	if (flags & tintSet)
		1185	tint.get (c);
		1186
		1187	if (shade <= 100)
		1188	{
		1189	c.r = (c.r * shade) / 100;
		1190	c.g = (c.g * shade) / 100;
		1191	c.b = (c.b * shade) / 100;
		1192	}
		1193	else
		1194	{
		1195	c.r = (c.r * (200 - shade)) / 100;
		1196	c.g = (c.g * (200 - shade)) / 100;
		1197	c.b = (c.b * (200 - shade)) / 100;
		1198	}
		1199
		1200	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
		1201	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		1202	XRenderPictureAttributes pa;
		1203
		1204	Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1205
		1206	pa.repeat = True;
		1207
		1208	Pixmap overlay_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
		1209	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
		1210	XFreePixmap (dpy, overlay_pmap);
		1211
		1212	pa.component_alpha = True;
		1213	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
		1214	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
		1215	XFreePixmap (dpy, mask_pmap);
		1216
		1217	if (mask_pic && overlay_pic && back_pic)
		1218	{
		1219	XRenderColor mask_c;
		1220
		1221	mask_c.red = mask_c.green = mask_c.blue = 0;
		1222	mask_c.alpha = 0xffff;
		1223	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
		1224
		1225	mask_c.alpha = 0;
		1226	mask_c.red = 0xffff - c.r;
		1227	mask_c.green = 0xffff - c.g;
		1228	mask_c.blue = 0xffff - c.b;
		1229	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
		1230	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1231
		1232	if (shade > 100)
		1233	{
		1234	mask_c.red = mask_c.green = mask_c.blue = 0xffff * (shade - 100) / 100;
		1235	mask_c.alpha = 0;
		1236	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
		1237
		1238	XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1239	}
		1240
		1241	ret = true;
		1242	}
		1243
		1244	XRenderFreePicture (dpy, mask_pic);
		1245	XRenderFreePicture (dpy, overlay_pic);
		1246	XRenderFreePicture (dpy, back_pic);
		1247	# endif
		1248	}
		1249
		1250	return ret;
		1251	}
		1252
814	/* make_transparency_pixmap()	1253	/* make_transparency_pixmap()
815	* Builds a pixmap sized the same as terminal window, with depth same as the root window	1254	* Builds a pixmap of the same size as the terminal window that contains
816	* that pixmap contains tiled portion of the root pixmap that is supposed to be covered by	1255	* the tiled portion of the root pixmap that is supposed to be covered by
817	* our window.	1256	* our window.
818	*/	1257	*/
819	unsigned long	1258	unsigned long
820	bgPixmap_t::make_transparency_pixmap ()	1259	bgPixmap_t::make_transparency_pixmap ()
821	{	1260	{
822	unsigned long result = 0;	1261	unsigned long result = 0;
823		1262
824	if (target == NULL)	1263	if (target == NULL)
825	return 0;	1264	return 0;
826		1265
827	/* root dimentions may change from call to call - but Display structure should	1266	/* root dimensions may change from call to call - but Display structure should
828	* be always up-to-date, so let's use it :	1267	* be always up-to-date, so let's use it :
829	*/	1268	*/
830	Window root = target->display->root;
831	int screen = target->display->screen;	1269	int screen = target->display->screen;
832	Display *dpy = target->dpy;	1270	Display *dpy = target->dpy;
		1271	int root_depth = DefaultDepth (dpy, screen);
833	int root_width = DisplayWidth (dpy, screen);	1272	int root_width = DisplayWidth (dpy, screen);
834	int root_height = DisplayHeight (dpy, screen);	1273	int root_height = DisplayHeight (dpy, screen);
835	unsigned int root_pmap_width, root_pmap_height;	1274	unsigned int root_pmap_width, root_pmap_height;
836	int window_width = target->szHint.width;	1275	int window_width = target->szHint.width;
837	int window_height = target->szHint.height;	1276	int window_height = target->szHint.height;
838	int sx, sy;	1277	int sx, sy;
839	XGCValues gcv;	1278	XGCValues gcv;
		1279	GC gc;
840		1280
841	TIMING_TEST_START (tp);	1281	sx = target_x;
842	target->get_window_origin (sx, sy);	1282	sy = target_y;
843		1283
844	/* check if we are outside of the visible part of the virtual screen : */	1284	/* check if we are outside of the visible part of the virtual screen : */
845	if (sx + window_width <= 0 || sy + window_height <= 0	1285	if (sx + window_width <= 0 || sy + window_height <= 0
846	|| sx >= root_width || sy >= root_height)	1286	|| sx >= root_width || sy >= root_height)
847	return 0;	1287	return 0;
848		1288
		1289	// validate root pixmap and get its size
849	if (root_pixmap != None)	1290	if (root_pixmap != None)
850	{/* we want to validate the pixmap and get it's size at the same time : */	1291	{
		1292	Window wdummy;
851	int junk;	1293	int idummy;
852	unsigned int ujunk;	1294	unsigned int udummy;
853	/* root pixmap may be bad - allow a error */	1295
854	target->allowedxerror = -1;	1296	target->allowedxerror = -1;
855		1297
856	if (!XGetGeometry (dpy, root_pixmap, &root, &junk, &junk, &root_pmap_width, &root_pmap_height, &ujunk, &ujunk))	1298	if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pmap_width, &root_pmap_height, &udummy, &udummy))
857	root_pixmap = None;	1299	root_pixmap = None;
858		1300
859	target->allowedxerror = 0;	1301	target->allowedxerror = 0;
860	}	1302	}
861		1303
		1304	Pixmap recoded_root_pmap = root_pixmap;
		1305
		1306	if (root_pixmap != None && root_depth != target->depth)
		1307	{
		1308	#if XRENDER
		1309	if (flags & HAS_RENDER)
		1310	{
		1311	XRenderPictureAttributes pa;
		1312
		1313	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
		1314	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);
		1315
		1316	recoded_root_pmap = XCreatePixmap (dpy, target->vt, root_pmap_width, root_pmap_height, target->depth);
		1317	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);
		1318	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);
		1319
		1320	if (src && dst)
		1321	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
		1322	else
		1323	{
		1324	XFreePixmap (dpy, recoded_root_pmap);
		1325	root_pixmap = None;
		1326	}
		1327
		1328	XRenderFreePicture (dpy, src);
		1329	XRenderFreePicture (dpy, dst);
		1330	}
		1331	else
		1332	#endif
		1333	root_pixmap = None;
		1334	}
		1335
		1336	if (root_pixmap == None)
		1337	return 0;
		1338
862	Pixmap tiled_root_pmap = XCreatePixmap (dpy, root, window_width, window_height, root_depth);	1339	Pixmap tiled_root_pmap = XCreatePixmap (dpy, target->vt, window_width, window_height, target->depth);
863	GC gc = NULL;
864		1340
865	if (tiled_root_pmap == None) /* something really bad happened - abort */	1341	if (tiled_root_pmap == None) /* something really bad happened - abort */
866	return 0;	1342	return 0;
867		1343
868	if (root_pixmap == None)
869	{ /* use tricks to obtain the root background image :*/
870	/* we want to create Overrideredirect window overlapping out window
871	with background type of Parent Relative and then grab it */
872	XSetWindowAttributes attr;
873	Window src;
874	bool success = false;
875
876	attr.background_pixmap = ParentRelative;
877	attr.backing_store = Always;
878	attr.event_mask = ExposureMask;
879	attr.override_redirect = True;
880	src = XCreateWindow (dpy, root, sx, sy, window_width, window_height, 0,
881	CopyFromParent, CopyFromParent, CopyFromParent,
882	CWBackPixmap|CWBackingStore|CWOverrideRedirect|CWEventMask,
883	&attr);
884
885	if (src != None)
886	{
887	XEvent event;
888	int ev_count = 0;
889	XGrabServer (dpy);
890	XMapRaised (dpy, src);
891	XSync (dpy, False);
892
893	/* XSync should get window where it's properly exposed,
894	* but to be on the safe side - let's check for the actuall event to arrive : */
895	while (XCheckWindowEvent (dpy, src, ExposureMask, &event))
896	++ev_count;
897
898	if (ev_count > 0);
899	{ /* hooray! - we can grab the image! */
900	gc = XCreateGC (dpy, root, 0, NULL);
901	if (gc)
902	{
903	XCopyArea (dpy, src, tiled_root_pmap, gc, 0, 0, window_width, window_height, 0, 0);
904	success = true;
905	}
906	}
907	XDestroyWindow (dpy, src);
908	XUngrabServer (dpy);
909	//fprintf (stderr, "%s:%d: ev_count = %d\n", __FUNCTION__, __LINE__, ev_count);
910	}
911
912	if (!success)
913	{
914	XFreePixmap (dpy, tiled_root_pmap);
915	tiled_root_pmap = None;
916	}
917	else
918	result |= transpPmapTiled;
919	}
920	else
921	{/* strightforward pixmap copy */	1344	/* straightforward pixmap copy */
922	gcv.tile = root_pixmap;
923	gcv.fill_style = FillTiled;
924
925	while (sx < 0) sx += (int)root_width;	1345	while (sx < 0) sx += (int)root_width;
926	while (sy < 0) sy += (int)root_height;	1346	while (sy < 0) sy += (int)root_height;
927		1347
		1348	gcv.tile = recoded_root_pmap;
		1349	gcv.fill_style = FillTiled;
928	gcv.ts_x_origin = -sx;	1350	gcv.ts_x_origin = -sx;
929	gcv.ts_y_origin = -sy;	1351	gcv.ts_y_origin = -sy;
930	gc = XCreateGC (dpy, root, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	1352	gc = XCreateGC (dpy, target->vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
931		1353
932	if (gc)	1354	if (gc)
933	{	1355	{
934	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);	1356	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
935	result |= transpPmapTiled;	1357	result |= transpPmapTiled;
		1358	XFreeGC (dpy, gc);
		1359
		1360	if (!(flags & CLIENT_RENDER))
936	}	1361	{
937	}	1362	if ((flags & blurNeeded)
938	TIMING_TEST_PRINT_RESULT (tp);	1363	&& (flags & HAS_RENDER_CONV))
939
940	if (tiled_root_pmap != None)
941	{
942	if (!need_client_side_rendering ())
943	{	1364	{
		1365	if (blur_pixmap (tiled_root_pmap, target->visual, window_width, window_height))
		1366	result |= transpPmapBlurred;
		1367	}
944	if ((flags & tintNeeded))	1368	if ((flags & tintNeeded)
945	{
946	if (flags & tintWholesome)	1369	&& (flags & (tintWholesome | HAS_RENDER)))
947	{	1370	{
948	/* In this case we can tint image server-side getting significant	1371	if (tint_pixmap (tiled_root_pmap, target->visual, window_width, window_height))
949	* performance improvements, as we eliminate XImage transfer
950	*/
951	gcv.foreground = Pixel (tint);
952	gcv.function = GXand;
953	gcv.fill_style = FillSolid;
954	if (gc)
955	XChangeGC (dpy, gc, GCFillStyle | GCForeground | GCFunction, &gcv);
956	else
957	gc = XCreateGC (dpy, root, GCFillStyle | GCForeground | GCFunction, &gcv);
958	if (gc)
959	{
960	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
961	result |= transpPmapTinted;	1372	result |= transpPmapTinted;
962	}
963	}
964	else
965	{
966	# if XFT
967	Picture back_pic = 0;
968	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
969
970	if (flags & tintSet)
971	tint.get (c);
972
973	if (shade > 0 && shade < 100)
974	{
975	c.r = (c.r * shade) / 100;
976	c.g = (c.g * shade) / 100;
977	c.b = (c.b * shade) / 100;
978	}
979	else if( shade > 100 && shade < 200)
980	{
981	c.r = (c.r * (200 - shade)) / 100;
982	c.g = (c.g * (200 - shade)) / 100;
983	c.b = (c.b * (200 - shade)) / 100;
984	}
985
986	XRenderPictFormat pf;
987	pf.type = PictTypeDirect;
988	pf.depth = 32;
989	pf.direct.redMask = 0xff;
990	pf.direct.greenMask = 0xff;
991	pf.direct.blueMask = 0xff;
992	pf.direct.alphaMask = 0xff;
993
994	XRenderPictFormat *solid_format = XRenderFindFormat (dpy,
995	(PictFormatType|
996	PictFormatDepth|
997	PictFormatRedMask|
998	PictFormatGreenMask|
999	PictFormatBlueMask|
1000	PictFormatAlphaMask),
1001	&pf,
1002	0);
1003	XRenderPictFormat *root_format = XRenderFindVisualFormat (dpy, DefaultVisualOfScreen (ScreenOfDisplay (dpy, target->display->screen)));
1004	XRenderPictureAttributes pa ;
1005
1006	back_pic = XRenderCreatePicture (dpy, tiled_root_pmap, root_format, 0, &pa);
1007
1008	pa.repeat = True;
1009
1010	Pixmap overlay_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
1011	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1012	XFreePixmap (dpy, overlay_pmap);
1013
1014	pa.component_alpha = True;
1015	Pixmap mask_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
1016	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
1017	XFreePixmap (dpy, mask_pmap);
1018
1019	if (mask_pic && overlay_pic && back_pic)
1020	{
1021	XRenderColor mask_c;
1022
1023	memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof (mask_c));
1024	mask_c.alpha = 0xffff;
1025	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1026
1027	mask_c.alpha = 0;
1028	mask_c.red = 0xffff - c.r;
1029	mask_c.green = 0xffff - c.g;
1030	mask_c.blue = 0xffff - c.b;
1031	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1032	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, window_width, window_height);
1033	result |= transpPmapTinted;
1034	}
1035	XRenderFreePicture (dpy, mask_pic);
1036	XRenderFreePicture (dpy, overlay_pic);
1037	XRenderFreePicture (dpy, back_pic);
1038	# if DO_TIMING_TEST
1039	XSync (dpy, False);
1040	# endif
1041	# endif
1042	}
1043	}	1373	}
1044	} /* server side rendering completed */	1374	} /* server side rendering completed */
1045		1375
1046	if (pixmap)	1376	if (pixmap)
1047	XFreePixmap (dpy, pixmap);	1377	XFreePixmap (dpy, pixmap);
1048		1378
1049	pixmap = tiled_root_pmap;	1379	pixmap = tiled_root_pmap;
1050	pmap_width = window_width;	1380	pmap_width = window_width;
1051	pmap_height = window_height;	1381	pmap_height = window_height;
1052	pmap_depth = root_depth;	1382	pmap_depth = target->depth;
1053	}	1383	}
		1384	else
		1385	XFreePixmap (dpy, tiled_root_pmap);
1054		1386
1055	if (gc)	1387	if (recoded_root_pmap != root_pixmap)
1056	XFreeGC (dpy, gc);	1388	XFreePixmap (dpy, recoded_root_pmap);
1057
1058	TIMING_TEST_PRINT_RESULT (tp);
1059		1389
1060	return result;	1390	return result;
1061	}	1391	}
1062		1392
1063	bool	1393	void
1064	bgPixmap_t::set_root_pixmap ()	1394	bgPixmap_t::set_root_pixmap ()
1065	{	1395	{
1066	Pixmap new_root_pixmap = None;
1067
1068	new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);	1396	Pixmap new_root_pixmap = target->get_pixmap_property (target->xa[XA_XROOTPMAP_ID]);
1069	if (new_root_pixmap == None)	1397	if (new_root_pixmap == None)
1070	new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);	1398	new_root_pixmap = target->get_pixmap_property (target->xa[XA_ESETROOT_PMAP_ID]);
1071		1399
1072	if (new_root_pixmap != root_pixmap)
1073	{
1074	root_pixmap = new_root_pixmap;	1400	root_pixmap = new_root_pixmap;
1075	return true;
1076	}
1077	return false;
1078	}	1401	}
1079	# endif /* ENABLE_TRANSPARENCY */	1402	# endif /* ENABLE_TRANSPARENCY */
1080		1403
1081	# ifndef HAVE_AFTERIMAGE	1404	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1082	static void ShadeXImage(rxvt_term *term, XImage* srcImage, int shade, int rm, int gm, int bm);	1405	static void shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c);
1083	# endif	1406	# endif
1084
1085		1407
1086	bool	1408	bool
1087	bgPixmap_t::render ()	1409	bgPixmap_t::render ()
1088	{	1410	{
1089	unsigned long background_flags = 0;	1411	unsigned long background_flags = 0;
1090		1412
1091	if (target == NULL)	1413	if (target == NULL)
1092	return false;	1414	return false;
1093		1415
1094	TIMING_TEST_START (tp);
1095
1096	invalidate();	1416	invalidate ();
1097	# ifdef ENABLE_TRANSPARENCY	1417	# ifdef ENABLE_TRANSPARENCY
1098	if (flags & isTransparent)	1418	if (flags & isTransparent)
1099	{	1419	{
1100	/* we need to re-generate transparency pixmap in that case ! */	1420	/* we need to re-generate transparency pixmap in that case ! */
1101	background_flags = make_transparency_pixmap ();	1421	background_flags = make_transparency_pixmap ();
1102	if (background_flags == 0)	1422	if (background_flags == 0)
1103	return false;	1423	return false;
1104	else if ((background_flags & transpTransformations) == (flags & transpTransformations)	1424	else if ((background_flags & transpTransformations) == (flags & transpTransformations))
1105	&& pmap_depth == target->depth)
1106	flags = flags & ~isInvalid;	1425	flags &= ~isInvalid;
1107	}	1426	}
1108	# endif	1427	# endif
1109		1428
		1429	# ifdef BG_IMAGE_FROM_FILE
		1430	if (have_image
		1431	|| (background_flags & transpTransformations) != (flags & transpTransformations))
		1432	{
		1433	if (render_image (background_flags))
		1434	flags &= ~isInvalid;
		1435	}
		1436	# endif
		1437
		1438	# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1110	XImage *result = NULL;	1439	XImage *result = NULL;
1111	# ifdef HAVE_AFTERIMAGE	1440
1112	if (original_asim	1441	if (background_flags && (flags & isInvalid))
1113	|| (background_flags & transpTransformations) != (flags & transpTransformations))	1442	{
		1443	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1114	{	1444	}
1115	ASImage *background = NULL;
1116	ARGB32 as_tint = TINT_LEAVE_SAME;
1117	if (background_flags)
1118	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);
1119		1445
1120	# ifdef ENABLE_TRANSPARENCY	1446	if (result)
		1447	{
		1448	/* our own client-side tinting */
1121	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	1449	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
1122	{	1450	{
1123	ShadingInfo as_shade;
1124	as_shade.shading = (shade == 0) ? 100 : shade;
1125
1126	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1451	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1127	if (flags & tintSet)	1452	if (flags & tintSet)
1128	tint.get (c);	1453	tint.get (c);
1129	as_shade.tintColor.red = c.r;	1454	shade_ximage (DefaultVisual (target->dpy, target->display->screen), result, shade, c);
1130	as_shade.tintColor.green = c.g;
1131	as_shade.tintColor.blue = c.b;
1132
1133	as_tint = shading2tint32 (&as_shade);
1134	}
1135	if (!(background_flags & transpPmapBlured) && (flags & blurNeeded) && background != NULL)
1136	{	1455	}
1137	ASImage* tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
1138	(original_asim == NULL || tint == TINT_LEAVE_SAME)?ASA_XImage:ASA_ASImage,
1139	100, ASIMAGE_QUALITY_DEFAULT);
1140	if (tmp)
1141	{
1142	destroy_asimage (&background);
1143	background = tmp;
1144	}
1145	}
1146	# endif
1147		1456
1148	if (render_asim (background, as_tint))
1149	flags = flags & ~isInvalid;
1150	if (background)
1151	destroy_asimage (&background);
1152	}
1153	else if (background_flags && pmap_depth != target->depth)
1154	{
1155	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1156	}
1157
1158	# elif !XFT /* our own client-side tinting */
1159
1160	/* ATTENTION: We ASSUME that XFT will let us do all the tinting neccessary server-side.
1161	This may need to be changed in need_client_side_rendering() logic is altered !!! */
1162
1163	if (background_flags && (flags & isInvalid))
1164	{
1165	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1166	if (result != NULL && !(background_flags & transpPmapTinted) && (flags & tintNeeded))
1167	{
1168	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1169	if (flags & tintSet)
1170	tint.get (c);
1171	ShadeXImage (target, result, shade, c.r, c.g, c.b);
1172	}
1173	}
1174	# endif /* HAVE_AFTERIMAGE */
1175
1176	if (result != NULL)
1177	{
1178	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);	1457	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);
		1458
1179	if (gc)	1459	if (gc)
1180	{	1460	{
1181	if (/*pmap_depth != target->depth &&*/ pixmap != None)
1182	{
1183	XFreePixmap (target->dpy, pixmap);
1184	pixmap = None;
1185	}
1186	if (pixmap == None)
1187	{
1188	pixmap = XCreatePixmap (target->dpy, target->vt, result->width, result->height, target->depth);
1189	pmap_width = result->width;
1190	pmap_height = result->height;
1191	pmap_depth = target->depth;
1192	}
1193	if (pmap_depth != result->depth)
1194	{ /* Bad Match error will ensue ! stupid X !!!! */
1195	if( result->depth == 24 && pmap_depth == 32)
1196	result->depth = 32;
1197	else if( result->depth == 32 && pmap_depth == 24)
1198	result->depth = 24;
1199	else
1200	{
1201	/* TODO: implement image recoding */
1202	}
1203	}
1204	if (pmap_depth == result->depth)
1205	XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);	1461	XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
		1462
1206	XFreeGC (target->dpy, gc);	1463	XFreeGC (target->dpy, gc);
1207	flags = flags & ~isInvalid;	1464	flags &= ~isInvalid;
1208	}	1465	}
		1466
1209	XDestroyImage (result);	1467	XDestroyImage (result);
1210	}	1468	}
		1469	# endif
1211		1470
1212	if (flags & isInvalid)	1471	if (flags & isInvalid)
1213	{	1472	{
1214	if (pixmap != None)	1473	if (pixmap != None)
1215	{	1474	{
…		…
1218	}	1477	}
1219	}	1478	}
1220		1479
1221	apply ();	1480	apply ();
1222		1481
1223	TIMING_TEST_PRINT_RESULT (tp);	1482	valid_since = ev::now ();
1224		1483
1225	return true;	1484	return true;
1226	}	1485	}
1227		1486
1228	bool	1487	void
1229	bgPixmap_t::set_target (rxvt_term *new_target)	1488	bgPixmap_t::set_target (rxvt_term *new_target)
1230	{	1489	{
1231	if (new_target)
1232	if (target != new_target)
1233	{
1234	target = new_target;	1490	target = new_target;
		1491
		1492	flags &= ~(HAS_RENDER | HAS_RENDER_CONV);
		1493	#if XRENDER
		1494	int major, minor;
		1495	if (XRenderQueryVersion (target->dpy, &major, &minor))
		1496	flags |= HAS_RENDER;
		1497	XFilters *filters = XRenderQueryFilters (target->dpy, target->vt);
		1498	if (filters)
		1499	{
		1500	for (int i = 0; i < filters->nfilter; i++)
		1501	if (!strcmp (filters->filter[i], FilterConvolution))
		1502	flags |= HAS_RENDER_CONV;
		1503
		1504	XFree (filters);
		1505	}
		1506	#endif
		1507	}
		1508
		1509	void
		1510	bgPixmap_t::apply ()
		1511	{
		1512	if (target == NULL)
		1513	return;
		1514
		1515	if (pixmap != None)
		1516	{
		1517	/* set target's background to pixmap */
1235	# ifdef ENABLE_TRANSPARENCY	1518	# ifdef ENABLE_TRANSPARENCY
1236	root_depth = DefaultDepthOfScreen (ScreenOfDisplay (target->dpy, target->display->screen));	1519	if (flags & isTransparent)
		1520	{
		1521	XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);
		1522	XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);
		1523
		1524	if (target->scrollBar.win)
		1525	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);
		1526	}
		1527	else
1237	# endif	1528	# endif
1238	return true;
1239	}
1240	return false;
1241	}
1242
1243	void
1244	bgPixmap_t::apply()
1245	{
1246	if (target)
1247	{
1248	flags &= ~isVtOrigin;
1249	if (pixmap != None)
1250	{ /* set target's background to pixmap */
1251	# ifdef ENABLE_TRANSPARENCY
1252	if (flags & isTransparent)
1253	{	1529	{
1254	XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);
1255	XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);
1256	# if HAVE_SCROLLBARS
1257	if (target->scrollBar.win)
1258	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);
1259	# endif
1260	}
1261	else
1262	# endif
1263	{
1264	flags |= isVtOrigin;
1265	/* force old pixmap dereference in case it was transparent before :*/	1530	/* force old pixmap dereference in case it was transparent before :*/
1266	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1267	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1268	/* do we also need to set scrollbar's background here ? */
1269	# if HAVE_SCROLLBARS
1270	if (target->scrollBar.win)
1271	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1272	# endif
1273	}
1274	}
1275	else
1276	{ /* set target background to a pixel */
1277	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);	1531	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1278	XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);	1532	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1279	/* do we also need to set scrollbar's background here ? */	1533	/* do we also need to set scrollbar's background here ? */
1280	# if HAVE_SCROLLBARS	1534
1281	if (target->scrollBar.win)	1535	if (target->scrollBar.win)
1282	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);	1536	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1283	# endif
1284	}	1537	}
1285	/* don't want Expose on the parent or vt. It is better to use	1538	}
1286	scr_touch or we get a great deal of flicker otherwise: */	1539	else
1287	XClearWindow (target->dpy, target->parent[0]);	1540	{
1288		1541	/* set target background to a pixel */
1289	# if HAVE_SCROLLBARS	1542	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
		1543	XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);
		1544	/* do we also need to set scrollbar's background here ? */
1290	if (target->scrollBar.win)	1545	if (target->scrollBar.win)
1291	{	1546	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1292	target->scrollBar.setIdle ();	1547	}
		1548
		1549	/* don't want Expose on the parent or vt. It is better to use
		1550	scr_touch or we get a great deal of flicker otherwise: */
		1551	XClearWindow (target->dpy, target->parent[0]);
		1552
		1553	if (target->scrollBar.state && target->scrollBar.win)
		1554	{
		1555	target->scrollBar.state = STATE_IDLE;
1293	target->scrollbar_show (0);	1556	target->scrollBar.show (0);
1294	}	1557	}
1295	# endif
1296		1558
1297	target->want_refresh = 1;	1559	target->want_refresh = 1;
1298	flags |= hasChanged;	1560	flags |= hasChanged;
1299	}
1300	}	1561	}
1301		1562
1302	#endif /* HAVE_BG_PIXMAP */	1563	#endif /* HAVE_BG_PIXMAP */
1303		1564
1304	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) && !XFT	1565	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1305	/* taken from aterm-0.4.2 */	1566	/* taken from aterm-0.4.2 */
1306		1567
1307	typedef uint32_t RUINT32T;
1308
1309	static void	1568	static void
1310	ShadeXImage(rxvt_term *term, XImage* srcImage, int shade, int rm, int gm, int bm)	1569	shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c)
1311	{	1570	{
1312	int sh_r, sh_g, sh_b;	1571	int sh_r, sh_g, sh_b;
1313	RUINT32T mask_r, mask_g, mask_b;	1572	uint32_t mask_r, mask_g, mask_b;
1314	RUINT32T *lookup, *lookup_r, *lookup_g, *lookup_b;	1573	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1315	unsigned int lower_lim_r, lower_lim_g, lower_lim_b;	1574	rgba low;
1316	unsigned int upper_lim_r, upper_lim_g, upper_lim_b;	1575	rgba high;
1317	int i;	1576	int i;
		1577	int host_byte_order = byteorder::big_endian () ? MSBFirst : LSBFirst;
1318		1578
1319	Visual *visual = term->visual;
1320
1321	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return ;	1579	if (visual->c_class != TrueColor || ximage->format != ZPixmap) return;
1322
1323	if (shade == 0)
1324	shade = 100;
1325		1580
1326	/* for convenience */	1581	/* for convenience */
1327	mask_r = visual->red_mask;	1582	mask_r = visual->red_mask;
1328	mask_g = visual->green_mask;	1583	mask_g = visual->green_mask;
1329	mask_b = visual->blue_mask;	1584	mask_b = visual->blue_mask;
1330		1585
1331	/* boring lookup table pre-initialization */	1586	/* boring lookup table pre-initialization */
1332	switch (srcImage->bits_per_pixel) {	1587	switch (ximage->depth)
		1588	{
1333	case 15:	1589	case 15:
1334	if ((mask_r != 0x7c00) ||	1590	if ((mask_r != 0x7c00) ||
1335	(mask_g != 0x03e0) ||	1591	(mask_g != 0x03e0) ||
1336	(mask_b != 0x001f))	1592	(mask_b != 0x001f))
1337	return;	1593	return;
1338	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+32+32));	1594	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+32+32));
1339	lookup_r = lookup;	1595	lookup_r = lookup;
1340	lookup_g = lookup+32;	1596	lookup_g = lookup+32;
1341	lookup_b = lookup+32+32;	1597	lookup_b = lookup+32+32;
1342	sh_r = 10;	1598	sh_r = 10;
1343	sh_g = 5;	1599	sh_g = 5;
1344	sh_b = 0;	1600	sh_b = 0;
1345	break;	1601	break;
1346	case 16:	1602	case 16:
1347	if ((mask_r != 0xf800) ||	1603	if ((mask_r != 0xf800) ||
1348	(mask_g != 0x07e0) ||	1604	(mask_g != 0x07e0) ||
1349	(mask_b != 0x001f))	1605	(mask_b != 0x001f))
1350	return;	1606	return;
1351	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+64+32));	1607	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+64+32));
1352	lookup_r = lookup;	1608	lookup_r = lookup;
1353	lookup_g = lookup+32;	1609	lookup_g = lookup+32;
1354	lookup_b = lookup+32+64;	1610	lookup_b = lookup+32+64;
1355	sh_r = 11;	1611	sh_r = 11;
1356	sh_g = 5;	1612	sh_g = 5;
1357	sh_b = 0;	1613	sh_b = 0;
1358	break;	1614	break;
1359	case 24:	1615	case 24:
1360	if ((mask_r != 0xff0000) ||	1616	if ((mask_r != 0xff0000) ||
1361	(mask_g != 0x00ff00) ||	1617	(mask_g != 0x00ff00) ||
1362	(mask_b != 0x0000ff))	1618	(mask_b != 0x0000ff))
1363	return;	1619	return;
1364	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));	1620	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1365	lookup_r = lookup;	1621	lookup_r = lookup;
1366	lookup_g = lookup+256;	1622	lookup_g = lookup+256;
1367	lookup_b = lookup+256+256;	1623	lookup_b = lookup+256+256;
1368	sh_r = 16;	1624	sh_r = 16;
1369	sh_g = 8;	1625	sh_g = 8;
1370	sh_b = 0;	1626	sh_b = 0;
1371	break;	1627	break;
1372	case 32:	1628	case 32:
1373	if ((mask_r != 0xff0000) ||	1629	if ((mask_r != 0xff0000) ||
1374	(mask_g != 0x00ff00) ||	1630	(mask_g != 0x00ff00) ||
1375	(mask_b != 0x0000ff))	1631	(mask_b != 0x0000ff))
1376	return;	1632	return;
1377	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));	1633	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1378	lookup_r = lookup;	1634	lookup_r = lookup;
1379	lookup_g = lookup+256;	1635	lookup_g = lookup+256;
1380	lookup_b = lookup+256+256;	1636	lookup_b = lookup+256+256;
1381	sh_r = 16;	1637	sh_r = 16;
1382	sh_g = 8;	1638	sh_g = 8;
1383	sh_b = 0;	1639	sh_b = 0;
1384	break;	1640	break;
1385	default:	1641	default:
1386	return; /* we do not support this color depth */	1642	return; /* we do not support this color depth */
1387	}	1643	}
1388		1644
1389	/* prepare limits for color transformation (each channel is handled separately) */	1645	/* prepare limits for color transformation (each channel is handled separately) */
1390	if (shade < 0) {	1646	if (shade > 100)
		1647	{
1391	shade = -shade;	1648	shade = 200 - shade;
1392	if (shade < 0) shade = 0;
1393	if (shade > 100) shade = 100;
1394		1649
1395	lower_lim_r = 65535-rm;	1650	high.r = c.r * shade / 100;
1396	lower_lim_g = 65535-gm;	1651	high.g = c.g * shade / 100;
1397	lower_lim_b = 65535-bm;	1652	high.b = c.b * shade / 100;
1398		1653
1399	lower_lim_r = 65535-(unsigned int)(((RUINT32T)lower_lim_r)*((RUINT32T)shade)/100);	1654	low.r = 65535 * (100 - shade) / 100;
1400	lower_lim_g = 65535-(unsigned int)(((RUINT32T)lower_lim_g)*((RUINT32T)shade)/100);	1655	low.g = 65535 * (100 - shade) / 100;
1401	lower_lim_b = 65535-(unsigned int)(((RUINT32T)lower_lim_b)*((RUINT32T)shade)/100);	1656	low.b = 65535 * (100 - shade) / 100;
1402
1403	upper_lim_r = upper_lim_g = upper_lim_b = 65535;
1404	} else {
1405	if (shade < 0) shade = 0;
1406	if (shade > 100) shade = 100;
1407
1408	lower_lim_r = lower_lim_g = lower_lim_b = 0;
1409
1410	upper_lim_r = (unsigned int)((((RUINT32T)rm)*((RUINT32T)shade))/100);
1411	upper_lim_g = (unsigned int)((((RUINT32T)gm)*((RUINT32T)shade))/100);
1412	upper_lim_b = (unsigned int)((((RUINT32T)bm)*((RUINT32T)shade))/100);
1413	}	1657	}
1414		1658	else
1415	/* switch red and blue bytes if necessary, we need it for some weird XServers like XFree86 3.3.3.1 */
1416	if ((srcImage->bits_per_pixel == 24) && (mask_r >= 0xFF0000 ))
1417	{	1659	{
1418	unsigned int tmp;	1660	high.r = c.r * shade / 100;
		1661	high.g = c.g * shade / 100;
		1662	high.b = c.b * shade / 100;
1419		1663
1420	tmp = lower_lim_r;	1664	low.r = low.g = low.b = 0;
1421	lower_lim_r = lower_lim_b;
1422	lower_lim_b = tmp;
1423
1424	tmp = upper_lim_r;
1425	upper_lim_r = upper_lim_b;
1426	upper_lim_b = tmp;
1427	}	1665	}
1428		1666
1429	/* fill our lookup tables */	1667	/* fill our lookup tables */
1430	for (i = 0; i <= mask_r>>sh_r; i++)	1668	for (i = 0; i <= mask_r>>sh_r; i++)
1431	{	1669	{
1432	RUINT32T tmp;	1670	uint32_t tmp;
1433	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_r-lower_lim_r));	1671	tmp = i * high.r;
1434	tmp += ((RUINT32T)(mask_r>>sh_r))*((RUINT32T)lower_lim_r);	1672	tmp += (mask_r>>sh_r) * low.r;
1435	lookup_r[i] = (tmp/65535)<<sh_r;	1673	lookup_r[i] = (tmp/65535)<<sh_r;
1436	}	1674	}
1437	for (i = 0; i <= mask_g>>sh_g; i++)	1675	for (i = 0; i <= mask_g>>sh_g; i++)
1438	{	1676	{
1439	RUINT32T tmp;	1677	uint32_t tmp;
1440	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_g-lower_lim_g));	1678	tmp = i * high.g;
1441	tmp += ((RUINT32T)(mask_g>>sh_g))*((RUINT32T)lower_lim_g);	1679	tmp += (mask_g>>sh_g) * low.g;
1442	lookup_g[i] = (tmp/65535)<<sh_g;	1680	lookup_g[i] = (tmp/65535)<<sh_g;
1443	}	1681	}
1444	for (i = 0; i <= mask_b>>sh_b; i++)	1682	for (i = 0; i <= mask_b>>sh_b; i++)
1445	{	1683	{
1446	RUINT32T tmp;	1684	uint32_t tmp;
1447	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_b-lower_lim_b));	1685	tmp = i * high.b;
1448	tmp += ((RUINT32T)(mask_b>>sh_b))*((RUINT32T)lower_lim_b);	1686	tmp += (mask_b>>sh_b) * low.b;
1449	lookup_b[i] = (tmp/65535)<<sh_b;	1687	lookup_b[i] = (tmp/65535)<<sh_b;
1450	}	1688	}
1451		1689
1452	/* apply table to input image (replacing colors by newly calculated ones) */	1690	/* apply table to input image (replacing colors by newly calculated ones) */
1453	switch (srcImage->bits_per_pixel)	1691	if (ximage->bits_per_pixel == 32
		1692	&& (ximage->depth == 24 || ximage->depth == 32)
		1693	&& ximage->byte_order == host_byte_order)
1454	{	1694	{
1455	case 15:
1456	{
1457	unsigned short *p1, *pf, *p, *pl;	1695	uint32_t *p1, *pf, *p, *pl;
1458	p1 = (unsigned short *) srcImage->data;	1696	p1 = (uint32_t *) ximage->data;
1459	pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);	1697	pf = (uint32_t *) (ximage->data + ximage->height * ximage->bytes_per_line);
		1698
1460	while (p1 < pf)	1699	while (p1 < pf)
1461	{	1700	{
1462	p = p1;	1701	p = p1;
1463	pl = p1 + srcImage->width;	1702	pl = p1 + ximage->width;
1464	for (; p < pl; p++)	1703	for (; p < pl; p++)
1465	{	1704	{
1466	*p = lookup_r[(*p & 0x7c00)>>10] |
1467	lookup_g[(*p & 0x03e0)>> 5] |
1468	lookup_b[(*p & 0x001f)];
1469	}
1470	p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1471	}
1472	break;
1473	}
1474	case 16:
1475	{
1476	unsigned short *p1, *pf, *p, *pl;
1477	p1 = (unsigned short *) srcImage->data;
1478	pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1479	while (p1 < pf)
1480	{
1481	p = p1;
1482	pl = p1 + srcImage->width;
1483	for (; p < pl; p++)
1484	{
1485	*p = lookup_r[(*p & 0xf800)>>11] |
1486	lookup_g[(*p & 0x07e0)>> 5] |
1487	lookup_b[(*p & 0x001f)];
1488	}
1489	p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1490	}
1491	break;
1492	}
1493	case 24:
1494	{
1495	unsigned char *p1, *pf, *p, *pl;
1496	p1 = (unsigned char *) srcImage->data;
1497	pf = (unsigned char *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1498	while (p1 < pf)
1499	{
1500	p = p1;
1501	pl = p1 + srcImage->width * 3;
1502	for (; p < pl; p += 3)
1503	{
1504	p[0] = lookup_r[(p[0] & 0xff0000)>>16];
1505	p[1] = lookup_r[(p[1] & 0x00ff00)>> 8];
1506	p[2] = lookup_r[(p[2] & 0x0000ff)];
1507	}
1508	p1 = (unsigned char *) ((char *) p1 + srcImage->bytes_per_line);
1509	}
1510	break;
1511	}
1512	case 32:
1513	{
1514	RUINT32T *p1, *pf, *p, *pl;
1515	p1 = (RUINT32T *) srcImage->data;
1516	pf = (RUINT32T *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1517
1518	while (p1 < pf)
1519	{
1520	p = p1;
1521	pl = p1 + srcImage->width;
1522	for (; p < pl; p++)
1523	{
1524	*p = lookup_r[(*p & 0xff0000)>>16] |	1705	*p = lookup_r[(*p & 0xff0000) >> 16] |
1525	lookup_g[(*p & 0x00ff00)>> 8] |	1706	lookup_g[(*p & 0x00ff00) >> 8] |
1526	lookup_b[(*p & 0x0000ff)] |	1707	lookup_b[(*p & 0x0000ff)] |
1527	(*p & ~0xffffff);	1708	(*p & 0xff000000);
		1709	}
		1710	p1 = (uint32_t *) ((char *) p1 + ximage->bytes_per_line);
		1711	}
		1712	}
		1713	else
		1714	{
		1715	for (int y = 0; y < ximage->height; y++)
		1716	for (int x = 0; x < ximage->width; x++)
		1717	{
		1718	unsigned long pixel = XGetPixel (ximage, x, y);
		1719	pixel = lookup_r[(pixel & mask_r) >> sh_r] |
		1720	lookup_g[(pixel & mask_g) >> sh_g] |
		1721	lookup_b[(pixel & mask_b) >> sh_b];
		1722	XPutPixel (ximage, x, y, pixel);
1528	}	1723	}
1529	p1 = (RUINT32T *) ((char *) p1 + srcImage->bytes_per_line);
1530	}	1724	}
1531	break;
1532	}
1533	}
1534		1725
1535	free (lookup);	1726	free (lookup);
1536	}	1727	}
1537	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */	1728	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */

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