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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.13 by sasha, Thu Nov 15 18:40:10 2007 UTC vs.
Revision 1.131 by sf-exg, Mon Jan 10 19:58:24 2011 UTC

1	/*----------------------------------------------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: background.C - former xpm.C	2	* File: background.C - former xpm.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	*	4	*
5	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
6	* Copyright (c) 1997 Carsten Haitzler <raster@zip.com.au>
7	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
8	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
9	* Copyright (c) 2005-2006 Marc Lehmann <pcg@goof.com>	6	* Copyright (c) 2005-2008 Marc Lehmann <pcg@goof.com>
10	* Copyright (c) 2007 Sasha Vasko <sasha@aftercode.net>	7	* Copyright (c) 2007 Sasha Vasko <sasha@aftercode.net>
		8	* Copyright (c) 2010 Emanuele Giaquinta <e.giaquinta@glauco.it>
11	*	9	*
12	* This program is free software; you can redistribute it and/or modify	10	* This program is free software; you can redistribute it and/or modify
13	* it under the terms of the GNU General Public License as published by	11	* it under the terms of the GNU General Public License as published by
14	* the Free Software Foundation; either version 2 of the License, or	12	* the Free Software Foundation; either version 2 of the License, or
15	* (at your option) any later version.	13	* (at your option) any later version.
…		…
22	* You should have received a copy of the GNU General Public License	20	* You should have received a copy of the GNU General Public License
23	* along with this program; if not, write to the Free Software	21	* along with this program; if not, write to the Free Software
24	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	22	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
25	*---------------------------------------------------------------------*/	23	*---------------------------------------------------------------------*/
26		24
		25	#include <cmath>
27	#include "../config.h" /* NECESSARY */	26	#include "../config.h" /* NECESSARY */
28	#include "rxvt.h" /* NECESSARY */	27	#include "rxvt.h" /* NECESSARY */
29		28
		29	#if XRENDER
		30	# include <X11/extensions/Xrender.h>
		31	#endif
		32
		33	#ifndef FilterConvolution
		34	#define FilterConvolution "convolution"
		35	#endif
		36
30	#define DO_TIMING_TEST 0	37	#define DO_TIMING_TEST 0
31		38
32	#if DO_TIMING_TEST	39	#if DO_TIMING_TEST
		40	# include <sys/time.h>
33	#define TIMING_TEST_START(id) \	41	#define TIMING_TEST_START(id) \
34	struct timeval timing_test_##id##_stv;\	42	struct timeval timing_test_##id##_stv; \
35	gettimeofday (&timing_test_##id##_stv, NULL);	43	gettimeofday (&timing_test_##id##_stv, NULL);
36		44
37	#define TIMING_TEST_PRINT_RESULT(id) \	45	#define TIMING_TEST_PRINT_RESULT(id) \
38	do{ struct timeval tv;gettimeofday (&tv, NULL); tv.tv_sec -= (timing_test_##id##_stv).tv_sec;\	46	do { \
		47	struct timeval tv; \
		48	gettimeofday (&tv, NULL); \
		49	tv.tv_sec -= (timing_test_##id##_stv).tv_sec; \
39	fprintf (stderr, "%s: %s: %d: elapsed %ld usec\n", #id, __FILE__, __LINE__,\	50	fprintf (stderr, "%s: %s: %d: elapsed %ld usec\n", #id, __FILE__, __LINE__, \
40	tv.tv_sec * 1000000 + tv.tv_usec - (timing_test_##id##_stv).tv_usec);}while (0)	51	tv.tv_sec * 1000000 + tv.tv_usec - (timing_test_##id##_stv).tv_usec); \
		52	} while (0)
41		53
42	#else	54	#else
43	#define TIMING_TEST_START(id) do{}while (0)	55	#define TIMING_TEST_START(id) do {} while (0)
44	#define TIMING_TEST_PRINT_RESULT(id) do{}while (0)	56	#define TIMING_TEST_PRINT_RESULT(id) do {} while (0)
45	#endif	57	#endif
46		58
47	/*	59	/*
48	* Pixmap geometry string interpretation :	60	* Pixmap geometry string interpretation :
49	* Each geometry string contains zero or one scale/position	61	* Each geometry string contains zero or one scale/position
50	* adjustment and may optionally be followed by a colon and one or more	62	* adjustment and may optionally be followed by a colon and one or more
51	* colon-delimited pixmap operations.	63	* colon-delimited pixmap operations.
52	* The following table shows the valid geometry strings and their	64	* The following table shows the valid geometry strings and their
53	* affects on the background image :	65	* effects on the background image :
54	*	66	*
55	* WxH+X+Y Set scaling to W% by H%, and position to X% by Y%.	67	* WxH+X+Y Set scaling to W% by H%, and position to X% by Y%.
56	* W and H are percentages of the terminal window size.	68	* W and H are percentages of the terminal window size.
57	* X and Y are also percentages; e.g., +50+50 centers	69	* X and Y are also percentages; e.g., +50+50 centers
58	* the image in the window.	70	* the image in the window.
59	* WxH+X Assumes Y == X
60	* WxH Assumes Y == X == 50 (centers the image)
61	* W+X+Y Assumes H == W
62	* W+X Assumes H == W and Y == X
63	* W Assumes H == W and Y == X == 50
64	*
65	* Adjusting position only :
66	* =+X+Y Set position to X% by Y% (absolute).
67	* =+X Set position to X% by X%.
68	* +X+Y Adjust position horizontally X% and vertically Y%
69	* from current position (relative).
70	* +X Adjust position horizontally X% and vertically X%
71	* from current position.
72	*
73	* Adjusting scale only :
74	* Wx0 Multiply horizontal scaling factor by W%
75	* 0xH Multiply vertical scaling factor by H%
76	* 0x0 No scaling (show image at normal size).
77	*	71	*
78	* Pixmap Operations : (should be prepended by a colon)	72	* Pixmap Operations : (should be prepended by a colon)
79	* tile Tile image. Scaling/position modifiers above will affect	73	* tile Tile image. Scaling/position modifiers above will affect
80	* the tile size and origin.	74	* the tile size and origin.
81	* propscale When scaling, scale proportionally. That is, maintain the	75	* propscale When scaling, scale proportionally. That is, maintain the
82	* proper aspect ratio for the image. Any portion of the	76	* proper aspect ratio for the image. Any portion of the
83	* background not covered by the image is filled with the	77	* background not covered by the image is filled with the
84	* current background color.	78	* current background color.
85	* hscale Scale horizontally, tile vertically ?	79	* hscale Scale horizontally, tile vertically ?
86	* vscale Tile horizontally, scale vertically ?	80	* vscale Tile horizontally, scale vertically ?
87	* scale Scale both up and down	81	* scale Scale both up and down
88	* auto Same as 100x100+50+50	82	* auto Same as 100x100+50+50
89	*/	83	*/
90		84
91	#ifdef HAVE_BG_PIXMAP	85	#ifdef HAVE_BG_PIXMAP
92	bgPixmap_t::bgPixmap_t()	86	bgPixmap_t::bgPixmap_t ()
93	{	87	{
		88	// this is basically redundant as bgPixmap_t is only used in
		89	// zero_initialised-derived structs
94	#ifdef HAVE_AFTERIMAGE	90	#ifdef HAVE_AFTERIMAGE
95	original_asim = NULL;	91	original_asim = NULL;
96	#endif	92	#endif
		93	#ifdef HAVE_PIXBUF
		94	pixbuf = NULL;
		95	#endif
97	#ifdef BG_IMAGE_FROM_FILE	96	#ifdef BG_IMAGE_FROM_FILE
		97	have_image = false;
98	h_scale = v_scale = 0;	98	h_scale = v_scale = 0;
99	h_align = v_align = 0;	99	h_align = v_align = 0;
100	#endif	100	#endif
		101	#ifdef ENABLE_TRANSPARENCY
		102	shade = 100;
		103	#endif
101	flags = 0;	104	flags = 0;
102	pixmap = None;	105	pixmap = None;
		106	valid_since = invalid_since = 0;
		107	target = 0;
		108	target_x = target_y = 0;
103	}	109	}
104		110
105	bgPixmap_t::~bgPixmap_t()	111	void
		112	bgPixmap_t::destroy ()
106	{	113	{
107	#ifdef HAVE_AFTERIMAGE	114	#ifdef HAVE_AFTERIMAGE
108	if (original_asim)	115	if (original_asim)
109	safe_asimage_destroy (original_asim);	116	safe_asimage_destroy (original_asim);
110	#endif	117	#endif
		118
		119	#ifdef HAVE_PIXBUF
		120	if (pixbuf)
		121	g_object_unref (pixbuf);
		122	#endif
		123
111	if (pixmap && target)	124	if (pixmap && target)
112	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;
113	}	140	}
114		141
115	bool	142	bool
116	bgPixmap_t::window_size_sensitive ()	143	bgPixmap_t::window_size_sensitive ()
117	{	144	{
…		…
119	if (flags & isTransparent)	146	if (flags & isTransparent)
120	return true;	147	return true;
121	# endif	148	# endif
122		149
123	# ifdef BG_IMAGE_FROM_FILE	150	# ifdef BG_IMAGE_FROM_FILE
124	# ifdef HAVE_AFTERIMAGE	151	if (have_image)
125	if (original_asim != NULL)
126	# endif
127	{	152	{
128	if (h_scale != 0 || v_scale != 0	153	if (flags & sizeSensitive)
129	|| h_align != 0 || v_align != 0)
130	return true;	154	return true;
131	}	155	}
132	# endif	156	# endif
133		157
134	return false;	158	return false;
135	}	159	}
136		160
137	bool	161	bool
138	bgPixmap_t::window_position_sensitive ()	162	bgPixmap_t::window_position_sensitive ()
139	{	163	{
140	# ifdef ENABLE_TRANSPARENCY	164	# ifdef ENABLE_TRANSPARENCY
141	if (flags & isTransparent)	165	if (flags & isTransparent)
142	return true;	166	return true;
143	# endif	167	# endif
144		168
145	# ifdef BG_IMAGE_FROM_FILE	169	# ifdef BG_IMAGE_FROM_FILE
146	# ifdef HAVE_AFTERIMAGE	170	if (have_image)
147	if (original_asim != NULL)
148	# endif
149	{	171	{
150	if (h_align == rootAlign || v_align == rootAlign)	172	if (flags & rootAlign)
151	return true;	173	return true;
152	}	174	}
153	# endif	175	# endif
154		176
155	return false;	177	return false;
156	};	178	}
157		179
158	bool bgPixmap_t::need_client_side_rendering ()	180	bool bgPixmap_t::need_client_side_rendering ()
159	{	181	{
160	# ifdef HAVE_AFTERIMAGE	182	# ifdef HAVE_AFTERIMAGE
161	if (original_asim != NULL)	183	if (original_asim)
162	return true;	184	return true;
163	# endif
164	# ifdef ENABLE_TRANSPARENCY
165	if (flags & isTransparent)
166	{
167	# ifdef HAVE_AFTERIMAGE // can't blur without libAI anyways
168	if ((flags & blurNeeded) && !(flags & blurServerSide))
169	return true;
170	# endif
171	if ((flags & tintNeeded) && !(flags & tintServerSide))
172	return true;
173	}
174	# endif	185	# endif
175	return false;	186	return false;
176	}	187	}
177		188
178	# ifdef BG_IMAGE_FROM_FILE	189	# ifdef BG_IMAGE_FROM_FILE
…		…
195	static inline bool	206	static inline bool
196	check_set_align_value (int geom_flags, int flag, int &align, int new_value)	207	check_set_align_value (int geom_flags, int flag, int &align, int new_value)
197	{	208	{
198	if (geom_flags & flag)	209	if (geom_flags & flag)
199	{	210	{
200	if (new_value != bgPixmap_t::rootAlign)
201	{
202	if (new_value < -100)	211	if (new_value < -100)
203	new_value = -100;	212	new_value = -100;
204	else if (new_value > 200)	213	else if (new_value > 200)
205	new_value = 200;	214	new_value = 200;
206	}
207	if (new_value != align)	215	if (new_value != align)
208	{	216	{
209	align = new_value;	217	align = new_value;
210	return true;	218	return true;
211	}	219	}
…		…
215		223
216	static inline int	224	static inline int
217	make_align_position (int align, int window_size, int image_size)	225	make_align_position (int align, int window_size, int image_size)
218	{	226	{
219	int diff = window_size - image_size;	227	int diff = window_size - image_size;
220	int smaller = MIN (image_size,window_size);	228	int smaller = min (image_size, window_size);
221		229
222	if (align >= 0 && align <= 50)	230	if (align >= 0 && align <= 100)
223	return diff * align / 100;	231	return diff * align / 100;
224	else if (align > 50 && align <= 100)
225	return window_size - image_size - diff * (100 - align) / 100;
226	else if (align > 100 && align <= 200 )	232	else if (align > 100 && align <= 200)
227	return ((align - 100) * smaller / 100) + window_size - smaller;	233	return ((align - 100) * smaller / 100) + window_size - smaller;
228	else if (align > -100 && align < 0)	234	else if (align >= -100 && align < 0)
229	return ((align + 100) * smaller / 100) - image_size;	235	return ((align + 100) * smaller / 100) - image_size;
230	return 0;	236	return 0;
231	}	237	}
232		238
233	static inline int	239	static inline int
234	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)	240	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)
235	{	241	{
236	int src_pos = 0;	242	int src_pos = 0;
237	dst_pos = 0;	243	dst_pos = pos;
238	dst_size = size;	244	dst_size = size;
239	if (pos < 0 && size > target_size)	245	if (pos < 0)
240	{	246	{
241	src_pos = -pos;	247	src_pos = -pos;
		248	dst_pos = 0;
242	dst_size += pos;	249	dst_size += pos;
243	}	250	}
244	else if (pos > 0)
245	dst_pos = pos;
246		251
247	if (dst_pos + dst_size > target_size)	252	if (dst_pos + dst_size > target_size)
248	dst_size = target_size - dst_pos;	253	dst_size = target_size - dst_pos;
249	return src_pos;	254	return src_pos;
250	}	255	}
251		256
252	bool	257	bool
253	bgPixmap_t::set_geometry (const char *geom)	258	bgPixmap_t::set_geometry (const char *geom, bool update)
254	{	259	{
		260	bool changed = false;
255	int geom_flags = 0, changed = 0;	261	int geom_flags = 0;
256	int x = 0, y = 0;	262	int x = 0, y = 0;
257	unsigned int w = 0, h = 0;	263	unsigned int w = 0, h = 0;
258	unsigned int n;	264	unsigned int n;
259	unsigned long new_flags = (flags & (~geometryFlags));	265	unsigned long new_flags = (flags & (~geometryFlags));
260	char *p;	266	const char *ops;
261	# define MAXLEN_GEOM 256 /* could be longer then regular geometry string */	267	# define MAXLEN_GEOM 256 /* could be longer than regular geometry string */
262		268
263	if (geom == NULL)	269	if (geom == NULL)
264	return false;	270	return false;
265		271
266	char str[MAXLEN_GEOM];	272	char str[MAXLEN_GEOM];
267		273
268	while (isspace(*geom)) ++geom;
269	if ((p = strchr (geom, ';')) == NULL)
270	p = strchr (geom, '\0');	274	ops = strchr (geom, ':');
271		275	if (ops == NULL)
		276	n = strlen (geom);
		277	else
272	n = (p - geom);	278	n = ops - geom;
		279
273	if (n < MAXLEN_GEOM)	280	if (n >= MAXLEN_GEOM)
274	{	281	return false;
275	char *ops;
276	new_flags |= geometrySet;
277		282
278	strncpy (str, geom, n);	283	memcpy (str, geom, n);
279	str[n] = '\0';	284	str[n] = '\0';
280	if (str[0] == ':')	285	rxvt_strtrim (str);
281	ops = &str[0];
282	else if (str[0] != 'x' && str[0] != 'X' && isalpha(str[0]))
283	ops = &str[0];
284	else
285	{
286	char *tmp;
287	ops = strchr (str, ':');
288	if (ops != NULL)
289	{
290	for (tmp = ops-1; tmp >= str && isspace(*tmp); --tmp);
291	*(++tmp) = '\0';
292	if (ops == tmp) ++ops;
293	}
294	}
295		286
296	if (ops > str || ops == NULL)	287	if (str[0])
297	{	288	{
298	/* we have geometry string - let's handle it prior to applying ops */	289	/* we have geometry string - let's handle it prior to applying ops */
299	geom_flags = XParseGeometry (str, &x, &y, &w, &h);	290	geom_flags = XParseGeometry (str, &x, &y, &w, &h);
300
301	if ((geom_flags & XValue) && !(geom_flags & YValue))
302	{
303	y = x;
304	geom_flags |= YValue;
305	}
306
307	if (flags & geometrySet)
308	{/* new geometry is an adjustment to the old one ! */
309	if ((geom_flags & WidthValue) && (geom_flags & HeightValue))
310	{
311	if (w == 0 && h != 0)
312	{
313	w = h_scale;
314	h = (v_scale * h) / 100;
315	}
316	else if (h == 0 && w != 0)
317	{
318	w = (h_scale * w) / 100;
319	h = v_scale;
320	}
321	}
322	if (geom_flags & XValue)
323	{
324	if (str[0] != '=')
325	{
326	y += v_align;
327	x += h_align;
328	}
329	}
330	}
331	else /* setting up geometry from scratch */
332	{
333	if (!(geom_flags & XValue))
334	{/* use default geometry - centered */
335	x = y = defaultAlign;
336	}
337	else if (!(geom_flags & YValue))
338	y = x;
339
340	if ((geom_flags & (WidthValue|HeightValue)) == 0)
341	{/* use default geometry - scaled */
342	w = h = defaultScale;
343	}
344	else if (geom_flags & WidthValue)
345	{
346	if (!(geom_flags & HeightValue))
347	h = w;
348	}
349	else
350	w = h;
351	}
352	} /* done parsing geometry string */	291	} /* done parsing geometry string */
353	else if (!(flags & geometrySet))	292
354	{ /* default geometry - scaled and centered */	293	if (!update)
		294	{
		295	if (!(geom_flags & XValue))
355	x = y = defaultAlign;	296	x = y = defaultAlign;
		297	else if (!(geom_flags & YValue))
		298	y = x;
		299
		300	if (!(geom_flags & (WidthValue|HeightValue)))
356	w = h = defaultScale;	301	w = h = defaultScale;
357	}	302	else if (!(geom_flags & HeightValue))
		303	h = w;
		304	else if (!(geom_flags & WidthValue))
		305	w = h;
358		306
359	if (!(flags & geometrySet))
360	geom_flags |= WidthValue|HeightValue|XValue|YValue;	307	geom_flags |= WidthValue|HeightValue|XValue|YValue;
		308	}
361		309
362	if (ops)	310	if (ops)
363	{	311	{
364	while (*ops)	312	char **arr = rxvt_strsplit (':', ops + 1);
		313
		314	for (int i = 0; arr[i]; i++)
365	{	315	{
366	while (*ops == ':' || isspace(*ops)) ++ops;
367	# define CHECK_GEOM_OPS(op_str) (strncasecmp (ops, (op_str), sizeof(op_str)-1) == 0)	316	# define CHECK_GEOM_OPS(op_str) (strcasecmp (arr[i], (op_str)) == 0)
368	if (CHECK_GEOM_OPS("tile"))	317	if (CHECK_GEOM_OPS ("tile"))
369	{	318	{
370	w = h = noScale;	319	w = h = noScale;
371	geom_flags |= WidthValue|HeightValue;	320	geom_flags |= WidthValue|HeightValue;
372	}	321	}
373	else if (CHECK_GEOM_OPS("propscale"))	322	else if (CHECK_GEOM_OPS ("propscale"))
374	{	323	{
375	if (w == 0 && h == 0)
376	{
377	w = windowScale;
378	geom_flags |= WidthValue;
379	}
380	new_flags |= propScale;	324	new_flags |= propScale;
381	}	325	}
382	else if (CHECK_GEOM_OPS("hscale"))	326	else if (CHECK_GEOM_OPS ("hscale"))
383	{	327	{
384	if (w == 0)
385	w = windowScale;	328	if (w == 0) w = windowScale;
		329
386	h = noScale;	330	h = noScale;
387	geom_flags |= WidthValue|HeightValue;	331	geom_flags |= WidthValue|HeightValue;
388	}	332	}
389	else if (CHECK_GEOM_OPS("vscale"))	333	else if (CHECK_GEOM_OPS ("vscale"))
390	{	334	{
391	if (h == 0)
392	h = windowScale;	335	if (h == 0) h = windowScale;
		336
393	w = noScale;	337	w = noScale;
394	geom_flags |= WidthValue|HeightValue;	338	geom_flags |= WidthValue|HeightValue;
395	}	339	}
396	else if (CHECK_GEOM_OPS("scale"))	340	else if (CHECK_GEOM_OPS ("scale"))
397	{	341	{
398	if (h == 0)
399	h = windowScale;	342	if (h == 0) h = windowScale;
400	if (w == 0)
401	w = windowScale;	343	if (w == 0) w = windowScale;
		344
402	geom_flags |= WidthValue|HeightValue;	345	geom_flags |= WidthValue|HeightValue;
403	}	346	}
404	else if (CHECK_GEOM_OPS("auto"))	347	else if (CHECK_GEOM_OPS ("auto"))
405	{	348	{
406	w = h = windowScale;	349	w = h = windowScale;
407	x = y = centerAlign;	350	x = y = centerAlign;
408	geom_flags |= WidthValue|HeightValue|XValue|YValue;	351	geom_flags |= WidthValue|HeightValue|XValue|YValue;
409	}	352	}
410	else if (CHECK_GEOM_OPS("root"))	353	else if (CHECK_GEOM_OPS ("root"))
411	{	354	{
		355	new_flags |= rootAlign;
412	w = h = noScale;	356	w = h = noScale;
413	x = y = rootAlign;
414	geom_flags |= WidthValue|HeightValue|XValue|YValue;	357	geom_flags |= WidthValue|HeightValue;
415	}	358	}
416	# undef CHECK_GEOM_OPS	359	# undef CHECK_GEOM_OPS
417	while (*ops != ':' && *ops != '\0') ++ops;
418	} /* done parsing ops */	360	} /* done parsing ops */
419	}
420		361
		362	rxvt_free_strsplit (arr);
		363	}
		364
421	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w))	365	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;
422	++changed;
423	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h))	366	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;
424	++changed;
425	if (check_set_align_value (geom_flags, XValue, h_align, x))	367	if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;
426	++changed;
427	if (check_set_align_value (geom_flags, YValue, v_align, y))	368	if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
428	++changed;
429	}
430		369
431	if (new_flags != flags)	370	if (new_flags != flags)
432	{	371	{
433	flags = new_flags;	372	flags = new_flags;
434	changed++;	373	changed = true;
435	}	374	}
436	//fprintf( stderr, "flags = %lX, scale = %ux%u, align=%+d%+d\n",	375
437	// flags, h_scale, v_scale, h_align, v_align);
438	return (changed > 0);	376	return changed;
		377	}
		378
		379	void
		380	bgPixmap_t::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
		381	{
		382	int target_width = target->szHint.width;
		383	int target_height = target->szHint.height;
		384
		385	if (flags & propScale)
		386	{
		387	float scale = (float)target_width / image_width;
		388	min_it (scale, (float)target_height / image_height);
		389	w = image_width * scale + 0.5;
		390	h = image_height * scale + 0.5;
		391	}
		392	else
		393	{
		394	w = h_scale * target_width / 100;
		395	h = v_scale * target_height / 100;
		396	}
		397
		398	if (!w) w = image_width;
		399	if (!h) h = image_height;
		400
		401	if (flags & rootAlign)
		402	{
		403	x = -target_x;
		404	y = -target_y;
		405	}
		406	else
		407	{
		408	x = make_align_position (h_align, target_width, w);
		409	y = make_align_position (v_align, target_height, h);
		410	}
		411
		412	flags &= ~sizeSensitive;
		413	if ((flags & propScale) || h_scale || v_scale
		414	|| (!(flags & rootAlign) && (h_align || v_align))
		415	|| w > target_width || h > target_height)
		416	flags |= sizeSensitive;
439	}	417	}
440		418
441	# ifdef HAVE_AFTERIMAGE	419	# ifdef HAVE_AFTERIMAGE
442	bool	420	bool
443	bgPixmap_t::render_asim (ASImage *background, ARGB32 background_tint)	421	bgPixmap_t::render_image (unsigned long background_flags)
444	{	422	{
445	if (target == NULL)	423	if (target == NULL)
446	return false;	424	return false;
447		425
		426	target->init_asv ();
		427
		428	ASImage *background = NULL;
		429	ARGB32 background_tint = TINT_LEAVE_SAME;
		430
		431	# ifdef ENABLE_TRANSPARENCY
		432	if (background_flags)
		433	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);
		434
		435	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
		436	{
		437	ShadingInfo as_shade;
		438	as_shade.shading = shade;
		439
		440	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
		441	if (flags & tintSet)
		442	tint.get (c);
		443	as_shade.tintColor.red = c.r;
		444	as_shade.tintColor.green = c.g;
		445	as_shade.tintColor.blue = c.b;
		446
		447	background_tint = shading2tint32 (&as_shade);
		448	}
		449
		450	if (!(background_flags & transpPmapBlurred) && (flags & blurNeeded) && background != NULL)
		451	{
		452	ASImage *tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
		453	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,
		454	100, ASIMAGE_QUALITY_DEFAULT);
		455	if (tmp)
		456	{
		457	destroy_asimage (&background);
		458	background = tmp;
		459	}
		460	}
		461	# endif
		462
		463	ASImage *result = 0;
		464
448	int target_width = (int)target->szHint.width;	465	int target_width = target->szHint.width;
449	int target_height = (int)target->szHint.height;	466	int target_height = target->szHint.height;
450	int new_pmap_width = target_width, new_pmap_height = target_height;	467	int new_pmap_width = target_width;
451	ASImage *result = NULL;	468	int new_pmap_height = target_height;
452		469
453	int x = 0;	470	int x = 0;
454	int y = 0;	471	int y = 0;
455	int w = h_scale * target_width / 100;	472	int w = 0;
456	int h = v_scale * target_height / 100;	473	int h = 0;
457
458	TIMING_TEST_START (asim);
459		474
460	if (original_asim)	475	if (original_asim)
461	{	476	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
462	if (h_align == rootAlign || v_align == rootAlign)
463	{
464	target->get_window_origin(x, y);
465	x = -x;
466	y = -y;
467	}
468	if (h_align != rootAlign)
469	x = make_align_position (h_align, target_width, w > 0 ? w : (int)original_asim->width);
470	if (v_align != rootAlign)
471	y = make_align_position (v_align, target_height, h > 0 ? h : (int)original_asim->height);
472	}
473		477
474	if (original_asim == NULL	478	if (!original_asim
		479	|| (!(flags & rootAlign)
475	|| x >= target_width	480	&& (x >= target_width
476	|| y >= target_height	481	|| y >= target_height
477	|| (w > 0 && x + w <= 0)	482	|| (x + w <= 0)
478	|| (h > 0 && y + h <= 0))	483	|| (y + h <= 0))))
479	{	484	{
480	if (background)	485	if (background)
481	{	486	{
482	new_pmap_width = background->width;	487	new_pmap_width = background->width;
483	new_pmap_height = background->height;	488	new_pmap_height = background->height;
484	result = background;	489	result = background;
		490
485	if (background_tint != TINT_LEAVE_SAME)	491	if (background_tint != TINT_LEAVE_SAME)
486	{	492	{
487	ASImage* tmp = tile_asimage (target->asv, background, 0, 0,	493	ASImage *tmp = tile_asimage (target->asv, background, 0, 0,
488	target_width, target_height, background_tint,	494	target_width, target_height, background_tint,
489	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);	495	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
490	if (tmp)	496	if (tmp)
491	result = tmp;	497	result = tmp;
492	}	498	}
…		…
495	new_pmap_width = new_pmap_height = 0;	501	new_pmap_width = new_pmap_height = 0;
496	}	502	}
497	else	503	else
498	{	504	{
499	result = original_asim;	505	result = original_asim;
		506
500	if ((w > 0 && w != original_asim->width)	507	if ((w != original_asim->width)
501	|| (h > 0 && h != original_asim->height))	508	|| (h != original_asim->height))
502	{	509	{
503	result = scale_asimage (target->asv, original_asim,	510	result = scale_asimage (target->asv, original_asim,
504	w > 0 ? w : original_asim->width,	511	w, h,
505	h > 0 ? h : original_asim->height,
506	background ? ASA_ASImage : ASA_XImage,	512	background ? ASA_ASImage : ASA_XImage,
507	100, ASIMAGE_QUALITY_DEFAULT);	513	100, ASIMAGE_QUALITY_DEFAULT);
508	}	514	}
		515
509	if (background == NULL)	516	if (background == NULL)
510	{/* if tiling - pixmap has to be sized exactly as the image,	517	{
511	but there is no need to make it bigger then the window! */
512	if (h_scale == 0)
513	new_pmap_width = min (result->width, target_width);
514	if (v_scale == 0)
515	new_pmap_height = min (result->height, target_height);
516	/* we also need to tile our image in one or both directions */
517	if (h_scale == 0 || v_scale == 0)	518	if (h_scale == 0 || v_scale == 0)
518	{	519	{
		520	/* if tiling - pixmap has to be sized exactly as the image,
		521	but there is no need to make it bigger than the window! */
		522	new_pmap_width = min (result->width, target_width);
		523	new_pmap_height = min (result->height, target_height);
		524
		525	/* we also need to tile our image in both directions */
519	ASImage *tmp = tile_asimage (target->asv, result,	526	ASImage *tmp = tile_asimage (target->asv, result,
520	(h_scale > 0) ? 0 : (int)result->width - x,	527	(int)result->width - x,
521	(v_scale > 0) ? 0 : (int)result->height - y,	528	(int)result->height - y,
522	new_pmap_width,	529	new_pmap_width,
523	new_pmap_height,	530	new_pmap_height,
524	TINT_LEAVE_SAME, ASA_XImage,	531	TINT_LEAVE_SAME, ASA_XImage,
525	100, ASIMAGE_QUALITY_DEFAULT);	532	100, ASIMAGE_QUALITY_DEFAULT);
526	if (tmp)	533	if (tmp)
527	{	534	{
528	if (result != original_asim)	535	if (result != original_asim)
529	destroy_asimage (&result);	536	destroy_asimage (&result);
		537
530	result = tmp;	538	result = tmp;
531	}	539	}
532	}	540	}
533	}	541	}
534	else	542	else
		543	{
535	{/* if blending background and image - pixmap has to be sized same as target window */	544	/* if blending background and image - pixmap has to be sized same as target window */
536	ASImageLayer *layers = create_image_layers (2);	545	ASImageLayer *layers = create_image_layers (2);
537	ASImage *merged_im = NULL;
538		546
539	layers[0].im = background;	547	layers[0].im = background;
540	layers[0].clip_width = target_width;	548	layers[0].clip_width = target_width;
541	layers[0].clip_height = target_height;	549	layers[0].clip_height = target_height;
542	layers[0].tint = background_tint;	550	layers[0].tint = background_tint;
543	layers[1].im = result;	551	layers[1].im = result;
544	if (w <= 0)	552
		553	if (h_scale == 0 || v_scale == 0)
		554	{
545	{/* tile horizontally */	555	/* tile horizontally */
546	while (x > 0) x -= (int)result->width;	556	while (x > 0) x -= (int)result->width;
547	layers[1].dst_x = x;	557	layers[1].dst_x = x;
548	layers[1].clip_width = result->width+target_width;	558	layers[1].clip_width = result->width+target_width;
549	}	559	}
550	else	560	else
		561	{
551	{/* clip horizontally */	562	/* clip horizontally */
552	layers[1].dst_x = x;	563	layers[1].dst_x = x;
553	layers[1].clip_width = result->width;	564	layers[1].clip_width = result->width;
554	}	565	}
555	if (h <= 0)	566
		567	if (h_scale == 0 || v_scale == 0)
556	{	568	{
557	while (y > 0) y -= (int)result->height;	569	while (y > 0) y -= (int)result->height;
558	layers[1].dst_y = y;	570	layers[1].dst_y = y;
559	layers[1].clip_height = result->height + target_height;	571	layers[1].clip_height = result->height + target_height;
560	}	572	}
561	else	573	else
562	{	574	{
563	layers[1].dst_y = y;	575	layers[1].dst_y = y;
564	layers[1].clip_height = result->height;	576	layers[1].clip_height = result->height;
565	}	577	}
		578
566	if (target->rs[Rs_blendtype])	579	if (target->rs[Rs_blendtype])
567	{	580	{
568	layers[1].merge_scanlines = blend_scanlines_name2func (target->rs[Rs_blendtype]);	581	layers[1].merge_scanlines = blend_scanlines_name2func (target->rs[Rs_blendtype]);
569	if (layers[1].merge_scanlines == NULL)	582	if (layers[1].merge_scanlines == NULL)
570	layers[1].merge_scanlines = alphablend_scanlines;	583	layers[1].merge_scanlines = alphablend_scanlines;
571	}	584	}
		585
572	ASImage *tmp = merge_layers (target->asv, layers, 2, target_width, target_height,	586	ASImage *tmp = merge_layers (target->asv, layers, 2, target_width, target_height,
573	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);	587	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
		588
574	if (tmp)	589	if (tmp)
575	{	590	{
576	if (result != original_asim)	591	if (result != original_asim)
577	destroy_asimage (&result);	592	destroy_asimage (&result);
		593
578	result = tmp;	594	result = tmp;
579	}	595	}
		596
580	free (layers);	597	free (layers);
581	}	598	}
582	}	599	}
583	TIMING_TEST_PRINT_RESULT (asim);
584		600
585	if (pixmap)	601	bool ret = false;
		602
		603	if (result)
586	{	604	{
587	if (result == NULL	605	XGCValues gcv;
		606	GC gc;
		607
		608	/* create Pixmap */
		609	if (pixmap == None
588	|| pmap_width != new_pmap_width	610	|| pmap_width != new_pmap_width
589	|| pmap_height != new_pmap_height	611	|| pmap_height != new_pmap_height
590	|| pmap_depth != target->depth)	612	|| pmap_depth != target->depth)
591	{	613	{
		614	if (pixmap)
592	XFreePixmap (target->dpy, pixmap);	615	XFreePixmap (target->dpy, pixmap);
593	pixmap = None;
594	}
595	}
596
597	if (result)
598	{
599	XGCValues gcv;
600	GC gc;
601
602	/* create Pixmap */
603	if (pixmap == None)
604	{
605	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);	616	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);
606	pmap_width = new_pmap_width;	617	pmap_width = new_pmap_width;
607	pmap_height = new_pmap_height;	618	pmap_height = new_pmap_height;
608	pmap_depth = target->depth;	619	pmap_depth = target->depth;
609	}	620	}
610	/* fill with background color ( if result's not completely overlapping it)*/	621	/* fill with background color (if result's not completely overlapping it) */
611	gcv.foreground = target->pix_colors[Color_bg];	622	gcv.foreground = target->pix_colors[Color_bg];
612	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);	623	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
613		624
614	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;	625	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
615	int dst_width = result->width, dst_height = result->height;	626	int dst_width = result->width, dst_height = result->height;
616	if (background == NULL)	627	if (background == NULL)
617	{	628	{
618	if (h_scale > 0)	629	if (!(h_scale == 0 || v_scale == 0))
		630	{
619	src_x = make_clip_rectangle (x, result->width, new_pmap_width, dst_x, dst_width);	631	src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );
620	if (v_scale > 0)
621	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);	632	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
		633	}
622		634
623	if (dst_x > 0 || dst_y > 0	635	if (dst_x > 0 || dst_y > 0
624	|| dst_x + dst_width < new_pmap_width	636	|| dst_x + dst_width < new_pmap_width
625	|| dst_y + dst_height < new_pmap_height)	637	|| dst_y + dst_height < new_pmap_height)
626	{
627	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	638	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
628	}
629	}	639	}
630		640
631	/* put result on pixmap */	641	/* put result on pixmap */
632	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	642	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
633	asimage2drawable (target->asv, pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);	643	asimage2drawable (target->asv, pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);
634		644
635	if (result != background && result != original_asim)	645	if (result != background && result != original_asim)
636	destroy_asimage (&result);	646	destroy_asimage (&result);
637		647
638	XFreeGC (target->dpy, gc);	648	XFreeGC (target->dpy, gc);
639	TIMING_TEST_PRINT_RESULT (asim);	649
		650	ret = true;
		651	}
		652
		653	if (background)
		654	destroy_asimage (&background);
		655
		656	return ret;
		657	}
		658	# endif /* HAVE_AFTERIMAGE */
		659
		660	# ifdef HAVE_PIXBUF
		661	bool
		662	bgPixmap_t::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
		663	int src_x, int src_y, int dst_x, int dst_y,
		664	unsigned int width, unsigned int height)
		665	{
		666	XImage *ximage;
		667	char *data, *line;
		668	int bytes_per_pixel;
		669	int width_r, width_g, width_b;
		670	int sh_r, sh_g, sh_b;
		671	int rowstride;
		672	int channels;
		673	unsigned char *row;
		674	Visual *visual = target->visual;
		675	int depth = target->depth;
		676
		677	if (visual->c_class != TrueColor)
		678	return false;
		679
		680	if (depth == 24 || depth == 32)
		681	bytes_per_pixel = 4;
		682	else if (depth == 15 || depth == 16)
		683	bytes_per_pixel = 2;
		684	else
		685	return false;
		686
		687	width_r = rxvt_popcount (visual->red_mask);
		688	width_g = rxvt_popcount (visual->green_mask);
		689	width_b = rxvt_popcount (visual->blue_mask);
		690
		691	if (width_r > 8 || width_g > 8 || width_b > 8)
		692	return false;
		693
		694	sh_r = rxvt_ctz (visual->red_mask);
		695	sh_g = rxvt_ctz (visual->green_mask);
		696	sh_b = rxvt_ctz (visual->blue_mask);
		697
		698	if (width > INT_MAX / height / bytes_per_pixel)
		699	return false;
		700
		701	data = (char *)malloc (width * height * bytes_per_pixel);
		702	if (!data)
		703	return false;
		704
		705	ximage = XCreateImage (target->dpy, visual, depth, ZPixmap, 0, data,
		706	width, height, bytes_per_pixel * 8, 0);
		707	if (!ximage)
640	}	708	{
		709	free (data);
		710	return false;
		711	}
641		712
		713	ximage->byte_order = byteorder::big_endian () ? MSBFirst : LSBFirst;
		714
		715	rowstride = gdk_pixbuf_get_rowstride (pixbuf);
		716	channels = gdk_pixbuf_get_n_channels (pixbuf);
		717	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
		718	line = data;
		719
		720	for (int y = 0; y < height; y++)
		721	{
		722	for (int x = 0; x < width; x++)
		723	{
		724	unsigned char *pixel = row + x * channels;
		725	uint32_t value;
		726
		727	value = ((pixel[0] >> (8 - width_r)) << sh_r)
		728	| ((pixel[1] >> (8 - width_g)) << sh_g)
		729	| ((pixel[2] >> (8 - width_b)) << sh_b);
		730
		731	if (bytes_per_pixel == 4)
		732	((uint32_t *)line)[x] = value;
		733	else
		734	((uint16_t *)line)[x] = value;
		735	}
		736
		737	row += rowstride;
		738	line += ximage->bytes_per_line;
		739	}
		740
		741	XPutImage (target->dpy, pixmap, gc, ximage, 0, 0, dst_x, dst_y, width, height);
		742	XDestroyImage (ximage);
642	return true;	743	return true;
643	}	744	}
		745
		746	bool
		747	bgPixmap_t::render_image (unsigned long background_flags)
		748	{
		749	if (target == NULL)
		750	return false;
		751
		752	if (!pixbuf)
		753	return false;
		754
		755	if (background_flags
		756	&& !(flags & HAS_RENDER))
		757	return false;
		758
		759	GdkPixbuf *result;
		760
		761	int image_width = gdk_pixbuf_get_width (pixbuf);
		762	int image_height = gdk_pixbuf_get_height (pixbuf);
		763
		764	int target_width = target->szHint.width;
		765	int target_height = target->szHint.height;
		766	int new_pmap_width = target_width;
		767	int new_pmap_height = target_height;
		768
		769	int x = 0;
		770	int y = 0;
		771	int w = 0;
		772	int h = 0;
		773
		774	get_image_geometry (image_width, image_height, w, h, x, y);
		775
		776	if (!(flags & rootAlign)
		777	&& (x >= target_width
		778	|| y >= target_height
		779	|| (x + w <= 0)
		780	|| (y + h <= 0)))
		781	return false;
		782
		783	result = pixbuf;
		784
		785	if ((w != image_width)
		786	|| (h != image_height))
		787	{
		788	result = gdk_pixbuf_scale_simple (pixbuf,
		789	w, h,
		790	GDK_INTERP_BILINEAR);
		791	}
		792
		793	bool ret = false;
		794
		795	if (result)
		796	{
		797	XGCValues gcv;
		798	GC gc;
		799	Pixmap root_pmap;
		800
		801	image_width = gdk_pixbuf_get_width (result);
		802	image_height = gdk_pixbuf_get_height (result);
		803
		804	if (background_flags)
		805	{
		806	root_pmap = pixmap;
		807	pixmap = None;
		808	}
		809	else
		810	{
		811	if (h_scale == 0 || v_scale == 0)
		812	{
		813	new_pmap_width = min (image_width, target_width);
		814	new_pmap_height = min (image_height, target_height);
		815	}
		816	}
		817
		818	if (pixmap == None
		819	|| pmap_width != new_pmap_width
		820	|| pmap_height != new_pmap_height
		821	|| pmap_depth != target->depth)
		822	{
		823	if (pixmap)
		824	XFreePixmap (target->dpy, pixmap);
		825	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);
		826	pmap_width = new_pmap_width;
		827	pmap_height = new_pmap_height;
		828	pmap_depth = target->depth;
		829	}
		830
		831	gcv.foreground = target->pix_colors[Color_bg];
		832	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
		833
		834	if (h_scale == 0 || v_scale == 0)
		835	{
		836	Pixmap tile = XCreatePixmap (target->dpy, target->vt, image_width, image_height, target->depth);
		837	pixbuf_to_pixmap (result, tile, gc,
		838	0, 0,
		839	0, 0,
		840	image_width, image_height);
		841
		842	gcv.tile = tile;
		843	gcv.fill_style = FillTiled;
		844	gcv.ts_x_origin = x;
		845	gcv.ts_y_origin = y;
		846	XChangeGC (target->dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
		847
		848	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
		849	XFreePixmap (target->dpy, tile);
		850	}
		851	else
		852	{
		853	int src_x, src_y, dst_x, dst_y;
		854	int dst_width, dst_height;
		855
		856	src_x = make_clip_rectangle (x, image_width , new_pmap_width , dst_x, dst_width );
		857	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);
		858
		859	if (dst_x > 0 || dst_y > 0
		860	|| dst_x + dst_width < new_pmap_width
		861	|| dst_y + dst_height < new_pmap_height)
		862	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
		863
		864	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
		865	pixbuf_to_pixmap (result, pixmap, gc,
		866	src_x, src_y,
		867	dst_x, dst_y,
		868	dst_width, dst_height);
		869	}
		870
		871	#if XRENDER
		872	if (background_flags)
		873	{
		874	Display *dpy = target->dpy;
		875	XRenderPictureAttributes pa;
		876
		877	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, target->visual);
		878	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);
		879
		880	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);
		881	Picture dst = XRenderCreatePicture (dpy, pixmap, dst_format, 0, &pa);
		882
		883	pa.repeat = True;
		884	Pixmap mask_pmap = XCreatePixmap (dpy, target->vt, 1, 1, 8);
		885	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
		886	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
		887	XFreePixmap (dpy, mask_pmap);
		888
		889	if (src && dst && mask)
		890	{
		891	XRenderColor mask_c;
		892
		893	mask_c.alpha = 0x8000;
		894	mask_c.red = 0;
		895	mask_c.green = 0;
		896	mask_c.blue = 0;
		897	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
		898	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
		899	}
		900
		901	XRenderFreePicture (dpy, src);
		902	XRenderFreePicture (dpy, dst);
		903	XRenderFreePicture (dpy, mask);
		904
		905	XFreePixmap (dpy, root_pmap);
		906	}
		907	#endif
		908
		909	if (result != pixbuf)
		910	g_object_unref (result);
		911
		912	XFreeGC (target->dpy, gc);
		913
		914	ret = true;
		915	}
		916
		917	return ret;
		918	}
644	# endif /* HAVE_AFTERIMAGE */	919	# endif /* HAVE_PIXBUF */
645		920
646	bool	921	bool
647	bgPixmap_t::set_file (const char *file)	922	bgPixmap_t::set_file (const char *file)
648	{	923	{
649	char *f;	924	if (!file || !*file)
		925	return false;
650		926
651	assert (file != NULL);	927	if (const char *p = strchr (file, ';'))
652		928	{
653	if (*file != '\0')	929	size_t len = p - file;
		930	char *f = rxvt_temp_buf<char> (len + 1);
		931	memcpy (f, file, len);
		932	f[len] = '\0';
		933	file = f;
654	{	934	}
		935
655	# ifdef HAVE_AFTERIMAGE	936	# ifdef HAVE_AFTERIMAGE
656	if (target->asimman == NULL)	937	if (!target->asimman)
657	target->asimman = create_generic_imageman (target->rs[Rs_path]);	938	target->asimman = create_generic_imageman (target->rs[Rs_path]);
658	if ((f = strchr (file, ';')) == NULL)
659	original_asim = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);	939	ASImage *image = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);
660	else	940	if (image)
661	{	941	{
662	size_t len = f - file;	942	if (original_asim)
663	f = (char *)malloc (len + 1);	943	safe_asimage_destroy (original_asim);
664	strncpy (f, file, len);	944	original_asim = image;
665	f[len] = '\0';	945	have_image = true;
666	original_asim = get_asimage (target->asimman, f, 0xFFFFFFFF, 100);	946	return true;
667	free (f);	947	}
668	}
669	return (original_asim != NULL);
670	# endif	948	# endif
		949
		950	# ifdef HAVE_PIXBUF
		951	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
		952	if (image)
671	}	953	{
		954	if (pixbuf)
		955	g_object_unref (pixbuf);
		956	pixbuf = image;
		957	have_image = true;
		958	return true;
		959	}
		960	# endif
		961
672	return false;	962	return false;
673	}	963	}
674		964
675	# endif /* BG_IMAGE_FROM_FILE */	965	# endif /* BG_IMAGE_FROM_FILE */
676		966
…		…
681	if (!(flags & isTransparent))	971	if (!(flags & isTransparent))
682	{	972	{
683	flags |= isTransparent;	973	flags |= isTransparent;
684	return true;	974	return true;
685	}	975	}
		976
686	return false;	977	return false;
687	}	978	}
688		979
689	bool	980	bool
690	bgPixmap_t::set_blur_radius (const char *geom)	981	bgPixmap_t::set_blur_radius (const char *geom)
691	{	982	{
692	int changed = 0;	983	bool changed = false;
693	unsigned int hr, vr;	984	unsigned int hr, vr;
694	int junk;	985	int junk;
695	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);	986	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
696		987
697	if (!(geom_flags&WidthValue))	988	if (!(geom_flags & WidthValue))
698	hr = 1;	989	hr = 1;
699	if (!(geom_flags&HeightValue))	990	if (!(geom_flags & HeightValue))
700	vr = hr;	991	vr = hr;
701		992
		993	min_it (hr, 128);
		994	min_it (vr, 128);
		995
702	if (h_blurRadius != hr)	996	if (h_blurRadius != hr)
703	{	997	{
704	++changed;	998	changed = true;
705	h_blurRadius = hr;	999	h_blurRadius = hr;
706	}	1000	}
707		1001
708	if (v_blurRadius != vr)	1002	if (v_blurRadius != vr)
709	{	1003	{
710	++changed;	1004	changed = true;
711	v_blurRadius = vr;	1005	v_blurRadius = vr;
712	}	1006	}
713		1007
714	if (v_blurRadius == 0 && h_blurRadius == 0)	1008	if (v_blurRadius == 0 && h_blurRadius == 0)
715	flags &= ~blurNeeded;	1009	flags &= ~blurNeeded;
716	else	1010	else
717	flags |= blurNeeded;	1011	flags |= blurNeeded;
718		1012
719	return (changed>0);	1013	return changed;
720	}	1014	}
721		1015
722	static inline unsigned long	1016	static inline unsigned long
723	compute_tint_shade_flags (rxvt_color *tint, int shade)	1017	compute_tint_shade_flags (rxvt_color *tint, int shade)
724	{	1018	{
725	unsigned long flags = 0;	1019	unsigned long flags = 0;
726	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1020	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
727	bool has_shade = (shade > 0 && shade < 100) || (shade > 100 && shade < 200);	1021	bool has_shade = shade != 100;
728		1022
729	if (tint)	1023	if (tint)
730	{	1024	{
731	tint->get (c);	1025	tint->get (c);
732	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)	1026	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x00ff || (cmp) >= 0xff00)
		1027	if (!has_shade
733	if (!has_shade && IS_COMPONENT_WHOLESOME (c.r)	1028	&& IS_COMPONENT_WHOLESOME (c.r)
734	&& IS_COMPONENT_WHOLESOME (c.g)	1029	&& IS_COMPONENT_WHOLESOME (c.g)
735	&& IS_COMPONENT_WHOLESOME (c.b))	1030	&& IS_COMPONENT_WHOLESOME (c.b))
736	flags |= bgPixmap_t::tintWholesome;	1031	flags |= bgPixmap_t::tintWholesome;
737	# undef IS_COMPONENT_WHOLESOME	1032	# undef IS_COMPONENT_WHOLESOME
738	}	1033	}
739		1034
740	if (has_shade)	1035	if (has_shade || tint)
741	flags |= bgPixmap_t::tintNeeded;	1036	flags |= bgPixmap_t::tintNeeded;
742	else if (tint)
743	{
744	if ((c.r > 0x000700 || c.g > 0x000700 || c.b > 0x000700)
745	&& (c.r < 0x00f700 || c.g < 0x00f700 || c.b < 0x00f700))
746	{
747	flags |= bgPixmap_t::tintNeeded;
748	}
749	}
750
751	if (flags & bgPixmap_t::tintNeeded)
752	{
753	if (flags & bgPixmap_t::tintWholesome)
754	flags |= bgPixmap_t::tintServerSide;
755	else
756	{
757	#if XFT
758	flags |= bgPixmap_t::tintServerSide;
759	#endif
760	}
761	}
762		1037
763	return flags;	1038	return flags;
764	}	1039	}
765		1040
766	bool	1041	bool
767	bgPixmap_t::set_tint (rxvt_color &new_tint)	1042	bgPixmap_t::set_tint (rxvt_color &new_tint)
768	{	1043	{
769	if (tint != new_tint)	1044	if (!(flags & tintSet) || tint != new_tint)
770	{	1045	{
771	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);	1046	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);
772	tint = new_tint;	1047	tint = new_tint;
773	flags = (flags & ~tintFlags) | new_flags | tintSet;	1048	flags = (flags & ~tintFlags) | new_flags | tintSet;
774	return true;	1049	return true;
775	}	1050	}
776	return false;
777	}
778		1051
779	bool
780	bgPixmap_t::unset_tint ()
781	{
782	unsigned long new_flags = compute_tint_shade_flags (NULL, shade);
783
784	if (new_flags != (flags & tintFlags))
785	{
786	flags = (flags&~tintFlags)|new_flags;
787	return true;
788	}
789	return false;	1052	return false;
790	}	1053	}
791		1054
792	bool	1055	bool
793	bgPixmap_t::set_shade (const char *shade_str)	1056	bgPixmap_t::set_shade (const char *shade_str)
794	{	1057	{
795	int new_shade = (shade_str) ? atoi (shade_str) : 0;	1058	int new_shade = (shade_str) ? atoi (shade_str) : 100;
796		1059
797	if (new_shade < 0 && new_shade > -100)	1060	clamp_it (new_shade, -100, 200);
		1061	if (new_shade < 0)
798	new_shade = 200 - (100 + new_shade);	1062	new_shade = 200 - (100 + new_shade);
799	else if (new_shade == 100)
800	new_shade = 0;
801		1063
802	if (new_shade != shade)	1064	if (new_shade != shade)
803	{	1065	{
804	unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);	1066	unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);
805	shade = new_shade;	1067	shade = new_shade;
806	flags = (flags & (~tintFlags | tintSet)) | new_flags;	1068	flags = (flags & (~tintFlags | tintSet)) | new_flags;
807	return true;	1069	return true;
808	}	1070	}
		1071
809	return false;	1072	return false;
810	}	1073	}
811		1074
		1075	#if XRENDER
		1076	static void
		1077	get_gaussian_kernel (int radius, int width, double *kernel, XFixed *params)
		1078	{
		1079	double sigma = radius / 2.0;
		1080	double scale = sqrt (2.0 * M_PI) * sigma;
		1081	double sum = 0.0;
		1082
		1083	for (int i = 0; i < width; i++)
		1084	{
		1085	double x = i - width / 2;
		1086	kernel[i] = exp (-(x * x) / (2.0 * sigma * sigma)) / scale;
		1087	sum += kernel[i];
		1088	}
		1089
		1090	params[0] = XDoubleToFixed (width);
		1091	params[1] = XDoubleToFixed (1);
		1092
		1093	for (int i = 0; i < width; i++)
		1094	params[i+2] = XDoubleToFixed (kernel[i] / sum);
		1095	}
		1096	#endif
		1097
		1098	bool
		1099	bgPixmap_t::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
		1100	{
		1101	bool ret = false;
		1102	#if XRENDER
		1103	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
		1104	double *kernel = (double *)malloc (size * sizeof (double));
		1105	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
		1106
		1107	Display *dpy = target->dpy;
		1108	XRenderPictureAttributes pa;
		1109	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		1110
		1111	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1112	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1113
		1114	if (kernel && params && src && dst)
		1115	{
		1116	if (h_blurRadius)
		1117	{
		1118	size = h_blurRadius * 2 + 1;
		1119	get_gaussian_kernel (h_blurRadius, size, kernel, params);
		1120
		1121	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
		1122	XRenderComposite (dpy,
		1123	PictOpSrc,
		1124	src,
		1125	None,
		1126	dst,
		1127	0, 0,
		1128	0, 0,
		1129	0, 0,
		1130	width, height);
		1131	}
		1132
		1133	if (v_blurRadius)
		1134	{
		1135	size = v_blurRadius * 2 + 1;
		1136	get_gaussian_kernel (v_blurRadius, size, kernel, params);
		1137	swap (params[0], params[1]);
		1138
		1139	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
		1140	XRenderComposite (dpy,
		1141	PictOpSrc,
		1142	src,
		1143	None,
		1144	dst,
		1145	0, 0,
		1146	0, 0,
		1147	0, 0,
		1148	width, height);
		1149	}
		1150
		1151	ret = true;
		1152	}
		1153
		1154	free (kernel);
		1155	free (params);
		1156	XRenderFreePicture (dpy, src);
		1157	XRenderFreePicture (dpy, dst);
		1158	#endif
		1159	return ret;
		1160	}
		1161
		1162	bool
		1163	bgPixmap_t::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
		1164	{
		1165	Display *dpy = target->dpy;
		1166	bool ret = false;
		1167
		1168	if (flags & tintWholesome)
		1169	{
		1170	XGCValues gcv;
		1171	GC gc;
		1172
		1173	/* In this case we can tint image server-side getting significant
		1174	* performance improvements, as we eliminate XImage transfer
		1175	*/
		1176	gcv.foreground = Pixel (tint);
		1177	gcv.function = GXand;
		1178	gcv.fill_style = FillSolid;
		1179	gc = XCreateGC (dpy, pixmap, GCFillStyle | GCForeground | GCFunction, &gcv);
		1180	if (gc)
		1181	{
		1182	XFillRectangle (dpy, pixmap, gc, 0, 0, width, height);
		1183	ret = true;
		1184	XFreeGC (dpy, gc);
		1185	}
		1186	}
		1187	else
		1188	{
		1189	# if XRENDER
		1190	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
		1191
		1192	if (flags & tintSet)
		1193	tint.get (c);
		1194
		1195	if (shade <= 100)
		1196	{
		1197	c.r = (c.r * shade) / 100;
		1198	c.g = (c.g * shade) / 100;
		1199	c.b = (c.b * shade) / 100;
		1200	}
		1201	else
		1202	{
		1203	c.r = (c.r * (200 - shade)) / 100;
		1204	c.g = (c.g * (200 - shade)) / 100;
		1205	c.b = (c.b * (200 - shade)) / 100;
		1206	}
		1207
		1208	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
		1209	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		1210	XRenderPictureAttributes pa;
		1211
		1212	Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1213
		1214	pa.repeat = True;
		1215
		1216	Pixmap overlay_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
		1217	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
		1218	XFreePixmap (dpy, overlay_pmap);
		1219
		1220	pa.component_alpha = True;
		1221	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
		1222	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
		1223	XFreePixmap (dpy, mask_pmap);
		1224
		1225	if (mask_pic && overlay_pic && back_pic)
		1226	{
		1227	XRenderColor mask_c;
		1228
		1229	mask_c.red = mask_c.green = mask_c.blue = 0;
		1230	mask_c.alpha = 0xffff;
		1231	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
		1232
		1233	mask_c.alpha = 0;
		1234	mask_c.red = 0xffff - c.r;
		1235	mask_c.green = 0xffff - c.g;
		1236	mask_c.blue = 0xffff - c.b;
		1237	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
		1238	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1239
		1240	if (shade > 100)
		1241	{
		1242	mask_c.red = mask_c.green = mask_c.blue = 0xffff * (shade - 100) / 100;
		1243	mask_c.alpha = 0;
		1244	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
		1245
		1246	XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1247	}
		1248
		1249	ret = true;
		1250	}
		1251
		1252	XRenderFreePicture (dpy, mask_pic);
		1253	XRenderFreePicture (dpy, overlay_pic);
		1254	XRenderFreePicture (dpy, back_pic);
		1255	# endif
		1256	}
		1257
		1258	return ret;
		1259	}
		1260
812	/* make_transparency_pixmap()	1261	/* make_transparency_pixmap()
813	* Builds a pixmap sized the same as terminal window, with depth same as the root window	1262	* Builds a pixmap of the same size as the terminal window that contains
814	* that pixmap contains tiled portion of the root pixmap that is supposed to be covered by	1263	* the tiled portion of the root pixmap that is supposed to be covered by
815	* our window.	1264	* our window.
816	*/	1265	*/
817	unsigned long	1266	unsigned long
818	bgPixmap_t::make_transparency_pixmap ()	1267	bgPixmap_t::make_transparency_pixmap ()
819	{	1268	{
820	unsigned long result = 0;	1269	unsigned long result = 0;
821		1270
822	if (target == NULL)	1271	if (target == NULL)
823	return 0;	1272	return 0;
824		1273
825	/* root dimentions may change from call to call - but Display structure should	1274	/* root dimensions may change from call to call - but Display structure should
826	* be always up-to-date, so let's use it :	1275	* be always up-to-date, so let's use it :
827	*/	1276	*/
828	Window root = target->display->root;
829	int screen = target->display->screen;	1277	int screen = target->display->screen;
830	Display *dpy = target->dpy;	1278	Display *dpy = target->dpy;
		1279	int root_depth = DefaultDepth (dpy, screen);
831	int root_width = DisplayWidth (dpy, screen);	1280	int root_width = DisplayWidth (dpy, screen);
832	int root_height = DisplayHeight (dpy, screen);	1281	int root_height = DisplayHeight (dpy, screen);
833	unsigned int root_pmap_width, root_pmap_height;	1282	unsigned int root_pmap_width, root_pmap_height;
834	int window_width = target->szHint.width;	1283	int window_width = target->szHint.width;
835	int window_height = target->szHint.height;	1284	int window_height = target->szHint.height;
836	int sx, sy;	1285	int sx, sy;
837	XGCValues gcv;	1286	XGCValues gcv;
		1287	GC gc;
838		1288
839	TIMING_TEST_START (tp);	1289	sx = target_x;
840	target->get_window_origin (sx, sy);	1290	sy = target_y;
841		1291
842	/* check if we are outside of the visible part of the virtual screen : */	1292	/* check if we are outside of the visible part of the virtual screen : */
843	if (sx + window_width <= 0 || sy + window_height <= 0	1293	if (sx + window_width <= 0 || sy + window_height <= 0
844	|| sx >= root_width || sy >= root_height)	1294	|| sx >= root_width || sy >= root_height)
845	return 0;	1295	return 0;
846		1296
		1297	// validate root pixmap and get its size
847	if (root_pixmap != None)	1298	if (root_pixmap != None)
848	{/* we want to validate the pixmap and get it's size at the same time : */	1299	{
		1300	Window wdummy;
849	int junk;	1301	int idummy;
850	unsigned int ujunk;	1302	unsigned int udummy;
851	/* root pixmap may be bad - allow a error */	1303
852	target->allowedxerror = -1;	1304	target->allowedxerror = -1;
853		1305
854	if (!XGetGeometry (dpy, root_pixmap, &root, &junk, &junk, &root_pmap_width, &root_pmap_height, &ujunk, &ujunk))	1306	if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pmap_width, &root_pmap_height, &udummy, &udummy))
855	root_pixmap = None;	1307	root_pixmap = None;
856		1308
857	target->allowedxerror = 0;	1309	target->allowedxerror = 0;
858	}	1310	}
859		1311
		1312	Pixmap recoded_root_pmap = root_pixmap;
		1313
		1314	if (root_pixmap != None && root_depth != target->depth)
		1315	{
		1316	#if XRENDER
		1317	if (flags & HAS_RENDER)
		1318	{
		1319	XRenderPictureAttributes pa;
		1320
		1321	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
		1322	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);
		1323
		1324	recoded_root_pmap = XCreatePixmap (dpy, target->vt, root_pmap_width, root_pmap_height, target->depth);
		1325	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);
		1326	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);
		1327
		1328	if (src && dst)
		1329	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
		1330	else
		1331	{
		1332	XFreePixmap (dpy, recoded_root_pmap);
		1333	root_pixmap = None;
		1334	}
		1335
		1336	XRenderFreePicture (dpy, src);
		1337	XRenderFreePicture (dpy, dst);
		1338	}
		1339	else
		1340	#endif
		1341	root_pixmap = None;
		1342	}
		1343
		1344	if (root_pixmap == None)
		1345	return 0;
		1346
860	Pixmap tiled_root_pmap = XCreatePixmap (dpy, root, window_width, window_height, root_depth);	1347	Pixmap tiled_root_pmap = XCreatePixmap (dpy, target->vt, window_width, window_height, target->depth);
861	GC gc = NULL;
862		1348
863	if (tiled_root_pmap == None) /* something really bad happened - abort */	1349	if (tiled_root_pmap == None) /* something really bad happened - abort */
864	return 0;	1350	return 0;
865		1351
866	if (root_pixmap == None)
867	{ /* use tricks to obtain the root background image :*/
868	/* we want to create Overrideredirect window overlapping out window
869	with background type of Parent Relative and then grab it */
870	XSetWindowAttributes attr;
871	Window src;
872	bool success = false;
873
874	attr.background_pixmap = ParentRelative;
875	attr.backing_store = Always;
876	attr.event_mask = ExposureMask;
877	attr.override_redirect = True;
878	src = XCreateWindow (dpy, root, sx, sy, window_width, window_height, 0,
879	CopyFromParent, CopyFromParent, CopyFromParent,
880	CWBackPixmap|CWBackingStore|CWOverrideRedirect|CWEventMask,
881	&attr);
882
883	if (src != None)
884	{
885	XEvent event;
886	int ev_count = 0;
887	XGrabServer (dpy);
888	XMapRaised (dpy, src);
889	XSync (dpy, False);
890
891	/* XSync should get window where it's properly exposed,
892	* but to be on the safe side - let's check for the actuall event to arrive : */
893	while (XCheckWindowEvent (dpy, src, ExposureMask, &event))
894	++ev_count;
895
896	if (ev_count > 0);
897	{ /* hooray! - we can grab the image! */
898	gc = XCreateGC (dpy, root, 0, NULL);
899	if (gc)
900	{
901	XCopyArea (dpy, src, tiled_root_pmap, gc, 0, 0, window_width, window_height, 0, 0);
902	success = true;
903	}
904	}
905	XDestroyWindow (dpy, src);
906	XUngrabServer (dpy);
907	//fprintf (stderr, "%s:%d: ev_count = %d\n", __FUNCTION__, __LINE__, ev_count);
908	}
909
910	if (!success)
911	{
912	XFreePixmap (dpy, tiled_root_pmap);
913	tiled_root_pmap = None;
914	}
915	else
916	result |= transpPmapTiled;
917	}
918	else
919	{/* strightforward pixmap copy */	1352	/* straightforward pixmap copy */
920	gcv.tile = root_pixmap;
921	gcv.fill_style = FillTiled;
922
923	while (sx < 0) sx += (int)root_width;	1353	while (sx < 0) sx += (int)root_width;
924	while (sy < 0) sy += (int)root_height;	1354	while (sy < 0) sy += (int)root_height;
925		1355
		1356	gcv.tile = recoded_root_pmap;
		1357	gcv.fill_style = FillTiled;
926	gcv.ts_x_origin = -sx;	1358	gcv.ts_x_origin = -sx;
927	gcv.ts_y_origin = -sy;	1359	gcv.ts_y_origin = -sy;
928	gc = XCreateGC (dpy, root, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	1360	gc = XCreateGC (dpy, target->vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
929		1361
930	if (gc)	1362	if (gc)
931	{	1363	{
932	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);	1364	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
933	result |= transpPmapTiled;	1365	result |= transpPmapTiled;
934	}	1366	XFreeGC (dpy, gc);
935	}
936	TIMING_TEST_PRINT_RESULT (tp);
937		1367
938	if (tiled_root_pmap != None)
939	{
940	if (!need_client_side_rendering ())	1368	if (!need_client_side_rendering ())
941	{	1369	{
		1370	if ((flags & blurNeeded)
		1371	&& (flags & HAS_RENDER_CONV))
		1372	{
		1373	if (blur_pixmap (tiled_root_pmap, target->visual, window_width, window_height))
		1374	result |= transpPmapBlurred;
		1375	}
942	if ((flags & tintNeeded))	1376	if ((flags & tintNeeded)
943	{
944	if (flags & tintWholesome)	1377	&& (flags & (tintWholesome | HAS_RENDER)))
945	{	1378	{
946	/* In this case we can tint image server-side getting significant	1379	if (tint_pixmap (tiled_root_pmap, target->visual, window_width, window_height))
947	* performance improvements, as we eliminate XImage transfer
948	*/
949	gcv.foreground = Pixel (tint);
950	gcv.function = GXand;
951	gcv.fill_style = FillSolid;
952	if (gc)
953	XChangeGC (dpy, gc, GCFillStyle | GCForeground | GCFunction, &gcv);
954	else
955	gc = XCreateGC (dpy, root, GCFillStyle | GCForeground | GCFunction, &gcv);
956	if (gc)
957	{
958	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
959	result |= transpPmapTinted;	1380	result |= transpPmapTinted;
960	}
961	}
962	else
963	{
964	# if XFT
965	Picture back_pic = 0;
966	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
967
968	if (flags & tintSet)
969	tint.get (c);
970
971	if (shade > 0 && shade < 100)
972	{
973	c.r = (c.r * shade) / 100;
974	c.g = (c.g * shade) / 100;
975	c.b = (c.b * shade) / 100;
976	}
977	else if( shade > 100 && shade < 200)
978	{
979	c.r = (c.r * (200 - shade)) / 100;
980	c.g = (c.g * (200 - shade)) / 100;
981	c.b = (c.b * (200 - shade)) / 100;
982	}
983
984	XRenderPictFormat pf;
985	pf.type = PictTypeDirect;
986	pf.depth = 32;
987	pf.direct.redMask = 0xff;
988	pf.direct.greenMask = 0xff;
989	pf.direct.blueMask = 0xff;
990	pf.direct.alphaMask = 0xff;
991
992	XRenderPictFormat *solid_format = XRenderFindFormat (dpy,
993	(PictFormatType|
994	PictFormatDepth|
995	PictFormatRedMask|
996	PictFormatGreenMask|
997	PictFormatBlueMask|
998	PictFormatAlphaMask),
999	&pf,
1000	0);
1001	XRenderPictFormat *root_format = XRenderFindVisualFormat (dpy, DefaultVisualOfScreen (ScreenOfDisplay (dpy, target->display->screen)));
1002	XRenderPictureAttributes pa ;
1003
1004	back_pic = XRenderCreatePicture (dpy, tiled_root_pmap, root_format, 0, &pa);
1005
1006	pa.repeat = True;
1007
1008	Pixmap overlay_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
1009	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1010	XFreePixmap (dpy, overlay_pmap);
1011
1012	pa.component_alpha = True;
1013	Pixmap mask_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
1014	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
1015	XFreePixmap (dpy, mask_pmap);
1016
1017	if (mask_pic && overlay_pic && back_pic)
1018	{
1019	XRenderColor mask_c;
1020
1021	memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof (mask_c));
1022	mask_c.alpha = 0xffff;
1023	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1024
1025	mask_c.alpha = 0;
1026	mask_c.red = 0xffff - c.r;
1027	mask_c.green = 0xffff - c.g;
1028	mask_c.blue = 0xffff - c.b;
1029	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1030	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, window_width, window_height);
1031	result |= transpPmapTinted;
1032	}
1033	XRenderFreePicture (dpy, mask_pic);
1034	XRenderFreePicture (dpy, overlay_pic);
1035	XRenderFreePicture (dpy, back_pic);
1036	# if DO_TIMING_TEST
1037	XSync (dpy, False);
1038	# endif
1039	# endif
1040	}
1041	}	1381	}
1042	} /* server side rendering completed */	1382	} /* server side rendering completed */
1043		1383
1044	if (pixmap)	1384	if (pixmap)
1045	XFreePixmap (dpy, pixmap);	1385	XFreePixmap (dpy, pixmap);
1046		1386
1047	pixmap = tiled_root_pmap;	1387	pixmap = tiled_root_pmap;
1048	pmap_width = window_width;	1388	pmap_width = window_width;
1049	pmap_height = window_height;	1389	pmap_height = window_height;
1050	pmap_depth = root_depth;	1390	pmap_depth = target->depth;
1051	}	1391	}
		1392	else
		1393	XFreePixmap (dpy, tiled_root_pmap);
1052		1394
1053	if (gc)	1395	if (recoded_root_pmap != root_pixmap)
1054	XFreeGC (dpy, gc);	1396	XFreePixmap (dpy, recoded_root_pmap);
1055
1056	TIMING_TEST_PRINT_RESULT (tp);
1057		1397
1058	return result;	1398	return result;
1059	}	1399	}
1060		1400
1061	bool	1401	void
1062	bgPixmap_t::set_root_pixmap ()	1402	bgPixmap_t::set_root_pixmap ()
1063	{	1403	{
1064	Pixmap new_root_pixmap = None;
1065
1066	new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);	1404	Pixmap new_root_pixmap = target->get_pixmap_property (target->xa[XA_XROOTPMAP_ID]);
1067	if (new_root_pixmap == None)	1405	if (new_root_pixmap == None)
1068	new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);	1406	new_root_pixmap = target->get_pixmap_property (target->xa[XA_ESETROOT_PMAP_ID]);
1069		1407
1070	if (new_root_pixmap != root_pixmap)
1071	{
1072	root_pixmap = new_root_pixmap;	1408	root_pixmap = new_root_pixmap;
1073	return true;
1074	}
1075	return false;
1076	}	1409	}
1077	# endif /* ENABLE_TRANSPARENCY */	1410	# endif /* ENABLE_TRANSPARENCY */
1078		1411
1079	# ifndef HAVE_AFTERIMAGE	1412	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1080	static void ShadeXImage(rxvt_term *term, XImage* srcImage, int shade, int rm, int gm, int bm);	1413	static void shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c);
1081	# endif	1414	# endif
1082
1083		1415
1084	bool	1416	bool
1085	bgPixmap_t::render ()	1417	bgPixmap_t::render ()
1086	{	1418	{
1087	unsigned long background_flags = 0;	1419	unsigned long background_flags = 0;
1088		1420
1089	if (target == NULL)	1421	if (target == NULL)
1090	return false;	1422	return false;
1091		1423
1092	TIMING_TEST_START (tp);
1093
1094	invalidate();	1424	invalidate ();
1095	# ifdef ENABLE_TRANSPARENCY	1425	# ifdef ENABLE_TRANSPARENCY
1096	if (flags & isTransparent)	1426	if (flags & isTransparent)
1097	{	1427	{
1098	/* we need to re-generate transparency pixmap in that case ! */	1428	/* we need to re-generate transparency pixmap in that case ! */
1099	background_flags = make_transparency_pixmap ();	1429	background_flags = make_transparency_pixmap ();
1100	if (background_flags == 0)	1430	if (background_flags == 0)
1101	return false;	1431	return false;
1102	else if ((background_flags & transpTransformations) == (flags & transpTransformations)	1432	else if ((background_flags & transpTransformations) == (flags & transpTransformations))
1103	&& pmap_depth == target->depth)
1104	flags = flags & ~isInvalid;	1433	flags &= ~isInvalid;
1105	}	1434	}
1106	# endif	1435	# endif
1107		1436
		1437	# ifdef BG_IMAGE_FROM_FILE
		1438	if (have_image
		1439	|| (background_flags & transpTransformations) != (flags & transpTransformations))
		1440	{
		1441	if (render_image (background_flags))
		1442	flags &= ~isInvalid;
		1443	}
		1444	# endif
		1445
		1446	# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1108	XImage *result = NULL;	1447	XImage *result = NULL;
1109	# ifdef HAVE_AFTERIMAGE	1448
1110	if (original_asim	1449	if (background_flags && (flags & isInvalid))
1111	|| (background_flags & transpTransformations) != (flags & transpTransformations))	1450	{
		1451	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1112	{	1452	}
1113	ASImage *background = NULL;
1114	ARGB32 as_tint = TINT_LEAVE_SAME;
1115	if (background_flags)
1116	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);
1117		1453
1118	# ifdef ENABLE_TRANSPARENCY	1454	if (result)
		1455	{
		1456	/* our own client-side tinting */
1119	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	1457	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
1120	{	1458	{
1121	ShadingInfo as_shade;
1122	as_shade.shading = (shade == 0) ? 100 : shade;
1123
1124	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1459	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1125	if (flags & tintSet)	1460	if (flags & tintSet)
1126	tint.get (c);	1461	tint.get (c);
1127	as_shade.tintColor.red = c.r;	1462	shade_ximage (DefaultVisual (target->dpy, target->display->screen), result, shade, c);
1128	as_shade.tintColor.green = c.g;
1129	as_shade.tintColor.blue = c.b;
1130
1131	as_tint = shading2tint32 (&as_shade);
1132	}
1133	if (!(background_flags & transpPmapBlured) && (flags & blurNeeded) && background != NULL)
1134	{	1463	}
1135	ASImage* tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
1136	(original_asim == NULL || tint == TINT_LEAVE_SAME)?ASA_XImage:ASA_ASImage,
1137	100, ASIMAGE_QUALITY_DEFAULT);
1138	if (tmp)
1139	{
1140	destroy_asimage (&background);
1141	background = tmp;
1142	}
1143	}
1144	# endif
1145		1464
1146	if (render_asim (background, as_tint))
1147	flags = flags & ~isInvalid;
1148	if (background)
1149	destroy_asimage (&background);
1150	}
1151	else if (background_flags && pmap_depth != target->depth)
1152	{
1153	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1154	}
1155
1156	# elif !XFT /* our own client-side tinting */
1157
1158	/* ATTENTION: We ASSUME that XFT will let us do all the tinting neccessary server-side.
1159	This may need to be changed in need_client_side_rendering() logic is altered !!! */
1160
1161	if (background_flags && (flags & isInvalid))
1162	{
1163	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1164	if (result != NULL && !(background_flags & transpPmapTinted) && (flags & tintNeeded))
1165	{
1166	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1167	if (flags & tintSet)
1168	tint.get (c);
1169	ShadeXImage (target, result, shade, c.r, c.g, c.b);
1170	}
1171	}
1172	# endif /* HAVE_AFTERIMAGE */
1173
1174	if (result != NULL)
1175	{
1176	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);	1465	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);
		1466
1177	if (gc)	1467	if (gc)
1178	{	1468	{
1179	if (/*pmap_depth != target->depth &&*/ pixmap != None)
1180	{
1181	XFreePixmap (target->dpy, pixmap);
1182	pixmap = None;
1183	}
1184	if (pixmap == None)
1185	{
1186	pixmap = XCreatePixmap (target->dpy, target->vt, result->width, result->height, target->depth);
1187	pmap_width = result->width;
1188	pmap_height = result->height;
1189	pmap_depth = target->depth;
1190	}
1191	if (pmap_depth != result->depth)
1192	{ /* Bad Match error will ensue ! stupid X !!!! */
1193	if( result->depth == 24 && pmap_depth == 32)
1194	result->depth = 32;
1195	else if( result->depth == 32 && pmap_depth == 24)
1196	result->depth = 24;
1197	else
1198	{
1199	/* TODO: implement image recoding */
1200	}
1201	}
1202	if (pmap_depth == result->depth)
1203	XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);	1469	XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
		1470
1204	XFreeGC (target->dpy, gc);	1471	XFreeGC (target->dpy, gc);
1205	flags = flags & ~isInvalid;	1472	flags &= ~isInvalid;
1206	}	1473	}
		1474
1207	XDestroyImage (result);	1475	XDestroyImage (result);
1208	}	1476	}
		1477	# endif
1209		1478
1210	if (flags & isInvalid)	1479	if (flags & isInvalid)
1211	{	1480	{
1212	if (pixmap != None)	1481	if (pixmap != None)
1213	{	1482	{
…		…
1216	}	1485	}
1217	}	1486	}
1218		1487
1219	apply ();	1488	apply ();
1220		1489
1221	TIMING_TEST_PRINT_RESULT (tp);	1490	valid_since = ev::now ();
1222		1491
1223	return true;	1492	return true;
1224	}	1493	}
1225		1494
1226	bool	1495	void
1227	bgPixmap_t::set_target (rxvt_term *new_target)	1496	bgPixmap_t::set_target (rxvt_term *new_target)
1228	{	1497	{
1229	if (new_target)
1230	if (target != new_target)
1231	{
1232	target = new_target;	1498	target = new_target;
		1499
		1500	flags &= ~(HAS_RENDER | HAS_RENDER_CONV);
		1501	#if XRENDER
		1502	int major, minor;
		1503	if (XRenderQueryVersion (target->dpy, &major, &minor))
		1504	flags |= HAS_RENDER;
		1505	XFilters *filters = XRenderQueryFilters (target->dpy, target->vt);
		1506	if (filters)
		1507	{
		1508	for (int i = 0; i < filters->nfilter; i++)
		1509	if (!strcmp (filters->filter[i], FilterConvolution))
		1510	flags |= HAS_RENDER_CONV;
		1511
		1512	XFree (filters);
		1513	}
		1514	#endif
		1515	}
		1516
		1517	void
		1518	bgPixmap_t::apply ()
		1519	{
		1520	if (target == NULL)
		1521	return;
		1522
		1523	if (pixmap != None)
		1524	{
		1525	/* set target's background to pixmap */
1233	# ifdef ENABLE_TRANSPARENCY	1526	# ifdef ENABLE_TRANSPARENCY
1234	root_depth = DefaultDepthOfScreen (ScreenOfDisplay (target->dpy, target->display->screen));	1527	if (flags & isTransparent)
		1528	{
		1529	XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);
		1530	XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);
		1531
		1532	if (target->scrollBar.win)
		1533	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);
		1534	}
		1535	else
1235	# endif	1536	# endif
1236	return true;
1237	}
1238	return false;
1239	}
1240
1241	void
1242	bgPixmap_t::apply()
1243	{
1244	if (target)
1245	{
1246	flags &= ~isVtOrigin;
1247	if (pixmap != None)
1248	{ /* set target's background to pixmap */
1249	# ifdef ENABLE_TRANSPARENCY
1250	if (flags & isTransparent)
1251	{	1537	{
1252	XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);
1253	XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);
1254	# if HAVE_SCROLLBARS
1255	if (target->scrollBar.win)
1256	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);
1257	# endif
1258	}
1259	else
1260	# endif
1261	{
1262	flags |= isVtOrigin;
1263	/* force old pixmap dereference in case it was transparent before :*/	1538	/* force old pixmap dereference in case it was transparent before :*/
1264	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1265	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1266	/* do we also need to set scrollbar's background here ? */
1267	# if HAVE_SCROLLBARS
1268	if (target->scrollBar.win)
1269	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1270	# endif
1271	}
1272	}
1273	else
1274	{ /* set target background to a pixel */
1275	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);	1539	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1276	XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);	1540	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1277	/* do we also need to set scrollbar's background here ? */	1541	/* do we also need to set scrollbar's background here ? */
1278	# if HAVE_SCROLLBARS	1542
1279	if (target->scrollBar.win)	1543	if (target->scrollBar.win)
1280	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);	1544	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1281	# endif
1282	}	1545	}
1283	/* don't want Expose on the parent or vt. It is better to use	1546	}
1284	scr_touch or we get a great deal of flicker otherwise: */	1547	else
1285	XClearWindow (target->dpy, target->parent[0]);	1548	{
1286		1549	/* set target background to a pixel */
1287	# if HAVE_SCROLLBARS	1550	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
		1551	XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);
		1552	/* do we also need to set scrollbar's background here ? */
1288	if (target->scrollBar.win)	1553	if (target->scrollBar.win)
1289	{	1554	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1290	target->scrollBar.setIdle ();	1555	}
		1556
		1557	/* don't want Expose on the parent or vt. It is better to use
		1558	scr_touch or we get a great deal of flicker otherwise: */
		1559	XClearWindow (target->dpy, target->parent[0]);
		1560
		1561	if (target->scrollBar.state && target->scrollBar.win)
		1562	{
		1563	target->scrollBar.state = STATE_IDLE;
1291	target->scrollbar_show (0);	1564	target->scrollBar.show (0);
1292	}	1565	}
1293	# endif
1294		1566
1295	target->want_refresh = 1;	1567	target->want_refresh = 1;
1296	flags |= hasChanged;	1568	flags |= hasChanged;
1297	}
1298	}	1569	}
1299		1570
1300	#endif /* HAVE_BG_PIXMAP */	1571	#endif /* HAVE_BG_PIXMAP */
1301		1572
1302	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) && !XFT	1573	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1303	/* taken from aterm-0.4.2 */	1574	/* taken from aterm-0.4.2 */
1304		1575
1305	typedef uint32_t RUINT32T;
1306
1307	static void	1576	static void
1308	ShadeXImage(rxvt_term *term, XImage* srcImage, int shade, int rm, int gm, int bm)	1577	shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c)
1309	{	1578	{
1310	int sh_r, sh_g, sh_b;	1579	int sh_r, sh_g, sh_b;
1311	RUINT32T mask_r, mask_g, mask_b;	1580	uint32_t mask_r, mask_g, mask_b;
1312	RUINT32T *lookup, *lookup_r, *lookup_g, *lookup_b;	1581	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1313	unsigned int lower_lim_r, lower_lim_g, lower_lim_b;	1582	rgba low;
1314	unsigned int upper_lim_r, upper_lim_g, upper_lim_b;	1583	rgba high;
1315	int i;	1584	int i;
		1585	int host_byte_order = byteorder::big_endian () ? MSBFirst : LSBFirst;
1316		1586
1317	Visual *visual = term->visual;
1318
1319	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return ;	1587	if (visual->c_class != TrueColor || ximage->format != ZPixmap) return;
1320
1321	if (shade == 0)
1322	shade = 100;
1323		1588
1324	/* for convenience */	1589	/* for convenience */
1325	mask_r = visual->red_mask;	1590	mask_r = visual->red_mask;
1326	mask_g = visual->green_mask;	1591	mask_g = visual->green_mask;
1327	mask_b = visual->blue_mask;	1592	mask_b = visual->blue_mask;
1328		1593
1329	/* boring lookup table pre-initialization */	1594	/* boring lookup table pre-initialization */
1330	switch (srcImage->bits_per_pixel) {	1595	switch (ximage->depth)
		1596	{
1331	case 15:	1597	case 15:
1332	if ((mask_r != 0x7c00) ||	1598	if ((mask_r != 0x7c00) ||
1333	(mask_g != 0x03e0) ||	1599	(mask_g != 0x03e0) ||
1334	(mask_b != 0x001f))	1600	(mask_b != 0x001f))
1335	return;	1601	return;
1336	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+32+32));	1602	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+32+32));
1337	lookup_r = lookup;	1603	lookup_r = lookup;
1338	lookup_g = lookup+32;	1604	lookup_g = lookup+32;
1339	lookup_b = lookup+32+32;	1605	lookup_b = lookup+32+32;
1340	sh_r = 10;	1606	sh_r = 10;
1341	sh_g = 5;	1607	sh_g = 5;
1342	sh_b = 0;	1608	sh_b = 0;
1343	break;	1609	break;
1344	case 16:	1610	case 16:
1345	if ((mask_r != 0xf800) ||	1611	if ((mask_r != 0xf800) ||
1346	(mask_g != 0x07e0) ||	1612	(mask_g != 0x07e0) ||
1347	(mask_b != 0x001f))	1613	(mask_b != 0x001f))
1348	return;	1614	return;
1349	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+64+32));	1615	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+64+32));
1350	lookup_r = lookup;	1616	lookup_r = lookup;
1351	lookup_g = lookup+32;	1617	lookup_g = lookup+32;
1352	lookup_b = lookup+32+64;	1618	lookup_b = lookup+32+64;
1353	sh_r = 11;	1619	sh_r = 11;
1354	sh_g = 5;	1620	sh_g = 5;
1355	sh_b = 0;	1621	sh_b = 0;
1356	break;	1622	break;
1357	case 24:	1623	case 24:
1358	if ((mask_r != 0xff0000) ||	1624	if ((mask_r != 0xff0000) ||
1359	(mask_g != 0x00ff00) ||	1625	(mask_g != 0x00ff00) ||
1360	(mask_b != 0x0000ff))	1626	(mask_b != 0x0000ff))
1361	return;	1627	return;
1362	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));	1628	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1363	lookup_r = lookup;	1629	lookup_r = lookup;
1364	lookup_g = lookup+256;	1630	lookup_g = lookup+256;
1365	lookup_b = lookup+256+256;	1631	lookup_b = lookup+256+256;
1366	sh_r = 16;	1632	sh_r = 16;
1367	sh_g = 8;	1633	sh_g = 8;
1368	sh_b = 0;	1634	sh_b = 0;
1369	break;	1635	break;
1370	case 32:	1636	case 32:
1371	if ((mask_r != 0xff0000) ||	1637	if ((mask_r != 0xff0000) ||
1372	(mask_g != 0x00ff00) ||	1638	(mask_g != 0x00ff00) ||
1373	(mask_b != 0x0000ff))	1639	(mask_b != 0x0000ff))
1374	return;	1640	return;
1375	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));	1641	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1376	lookup_r = lookup;	1642	lookup_r = lookup;
1377	lookup_g = lookup+256;	1643	lookup_g = lookup+256;
1378	lookup_b = lookup+256+256;	1644	lookup_b = lookup+256+256;
1379	sh_r = 16;	1645	sh_r = 16;
1380	sh_g = 8;	1646	sh_g = 8;
1381	sh_b = 0;	1647	sh_b = 0;
1382	break;	1648	break;
1383	default:	1649	default:
1384	return; /* we do not support this color depth */	1650	return; /* we do not support this color depth */
1385	}	1651	}
1386		1652
1387	/* prepare limits for color transformation (each channel is handled separately) */	1653	/* prepare limits for color transformation (each channel is handled separately) */
1388	if (shade < 0) {	1654	if (shade > 100)
		1655	{
1389	shade = -shade;	1656	shade = 200 - shade;
1390	if (shade < 0) shade = 0;
1391	if (shade > 100) shade = 100;
1392		1657
1393	lower_lim_r = 65535-rm;	1658	high.r = c.r * shade / 100;
1394	lower_lim_g = 65535-gm;	1659	high.g = c.g * shade / 100;
1395	lower_lim_b = 65535-bm;	1660	high.b = c.b * shade / 100;
1396		1661
1397	lower_lim_r = 65535-(unsigned int)(((RUINT32T)lower_lim_r)*((RUINT32T)shade)/100);	1662	low.r = 65535 * (100 - shade) / 100;
1398	lower_lim_g = 65535-(unsigned int)(((RUINT32T)lower_lim_g)*((RUINT32T)shade)/100);	1663	low.g = 65535 * (100 - shade) / 100;
1399	lower_lim_b = 65535-(unsigned int)(((RUINT32T)lower_lim_b)*((RUINT32T)shade)/100);	1664	low.b = 65535 * (100 - shade) / 100;
1400
1401	upper_lim_r = upper_lim_g = upper_lim_b = 65535;
1402	} else {
1403	if (shade < 0) shade = 0;
1404	if (shade > 100) shade = 100;
1405
1406	lower_lim_r = lower_lim_g = lower_lim_b = 0;
1407
1408	upper_lim_r = (unsigned int)((((RUINT32T)rm)*((RUINT32T)shade))/100);
1409	upper_lim_g = (unsigned int)((((RUINT32T)gm)*((RUINT32T)shade))/100);
1410	upper_lim_b = (unsigned int)((((RUINT32T)bm)*((RUINT32T)shade))/100);
1411	}	1665	}
1412		1666	else
1413	/* switch red and blue bytes if necessary, we need it for some weird XServers like XFree86 3.3.3.1 */
1414	if ((srcImage->bits_per_pixel == 24) && (mask_r >= 0xFF0000 ))
1415	{	1667	{
1416	unsigned int tmp;	1668	high.r = c.r * shade / 100;
		1669	high.g = c.g * shade / 100;
		1670	high.b = c.b * shade / 100;
1417		1671
1418	tmp = lower_lim_r;	1672	low.r = low.g = low.b = 0;
1419	lower_lim_r = lower_lim_b;
1420	lower_lim_b = tmp;
1421
1422	tmp = upper_lim_r;
1423	upper_lim_r = upper_lim_b;
1424	upper_lim_b = tmp;
1425	}	1673	}
1426		1674
1427	/* fill our lookup tables */	1675	/* fill our lookup tables */
1428	for (i = 0; i <= mask_r>>sh_r; i++)	1676	for (i = 0; i <= mask_r>>sh_r; i++)
1429	{	1677	{
1430	RUINT32T tmp;	1678	uint32_t tmp;
1431	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_r-lower_lim_r));	1679	tmp = i * high.r;
1432	tmp += ((RUINT32T)(mask_r>>sh_r))*((RUINT32T)lower_lim_r);	1680	tmp += (mask_r>>sh_r) * low.r;
1433	lookup_r[i] = (tmp/65535)<<sh_r;	1681	lookup_r[i] = (tmp/65535)<<sh_r;
1434	}	1682	}
1435	for (i = 0; i <= mask_g>>sh_g; i++)	1683	for (i = 0; i <= mask_g>>sh_g; i++)
1436	{	1684	{
1437	RUINT32T tmp;	1685	uint32_t tmp;
1438	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_g-lower_lim_g));	1686	tmp = i * high.g;
1439	tmp += ((RUINT32T)(mask_g>>sh_g))*((RUINT32T)lower_lim_g);	1687	tmp += (mask_g>>sh_g) * low.g;
1440	lookup_g[i] = (tmp/65535)<<sh_g;	1688	lookup_g[i] = (tmp/65535)<<sh_g;
1441	}	1689	}
1442	for (i = 0; i <= mask_b>>sh_b; i++)	1690	for (i = 0; i <= mask_b>>sh_b; i++)
1443	{	1691	{
1444	RUINT32T tmp;	1692	uint32_t tmp;
1445	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_b-lower_lim_b));	1693	tmp = i * high.b;
1446	tmp += ((RUINT32T)(mask_b>>sh_b))*((RUINT32T)lower_lim_b);	1694	tmp += (mask_b>>sh_b) * low.b;
1447	lookup_b[i] = (tmp/65535)<<sh_b;	1695	lookup_b[i] = (tmp/65535)<<sh_b;
1448	}	1696	}
1449		1697
1450	/* apply table to input image (replacing colors by newly calculated ones) */	1698	/* apply table to input image (replacing colors by newly calculated ones) */
1451	switch (srcImage->bits_per_pixel)	1699	if (ximage->bits_per_pixel == 32
		1700	&& (ximage->depth == 24 || ximage->depth == 32)
		1701	&& ximage->byte_order == host_byte_order)
1452	{	1702	{
1453	case 15:
1454	{
1455	unsigned short *p1, *pf, *p, *pl;	1703	uint32_t *p1, *pf, *p, *pl;
1456	p1 = (unsigned short *) srcImage->data;	1704	p1 = (uint32_t *) ximage->data;
1457	pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);	1705	pf = (uint32_t *) (ximage->data + ximage->height * ximage->bytes_per_line);
		1706
1458	while (p1 < pf)	1707	while (p1 < pf)
1459	{	1708	{
1460	p = p1;	1709	p = p1;
1461	pl = p1 + srcImage->width;	1710	pl = p1 + ximage->width;
1462	for (; p < pl; p++)	1711	for (; p < pl; p++)
1463	{	1712	{
1464	*p = lookup_r[(*p & 0x7c00)>>10] |
1465	lookup_g[(*p & 0x03e0)>> 5] |
1466	lookup_b[(*p & 0x001f)];
1467	}
1468	p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1469	}
1470	break;
1471	}
1472	case 16:
1473	{
1474	unsigned short *p1, *pf, *p, *pl;
1475	p1 = (unsigned short *) srcImage->data;
1476	pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1477	while (p1 < pf)
1478	{
1479	p = p1;
1480	pl = p1 + srcImage->width;
1481	for (; p < pl; p++)
1482	{
1483	*p = lookup_r[(*p & 0xf800)>>11] |
1484	lookup_g[(*p & 0x07e0)>> 5] |
1485	lookup_b[(*p & 0x001f)];
1486	}
1487	p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1488	}
1489	break;
1490	}
1491	case 24:
1492	{
1493	unsigned char *p1, *pf, *p, *pl;
1494	p1 = (unsigned char *) srcImage->data;
1495	pf = (unsigned char *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1496	while (p1 < pf)
1497	{
1498	p = p1;
1499	pl = p1 + srcImage->width * 3;
1500	for (; p < pl; p += 3)
1501	{
1502	p[0] = lookup_r[(p[0] & 0xff0000)>>16];
1503	p[1] = lookup_r[(p[1] & 0x00ff00)>> 8];
1504	p[2] = lookup_r[(p[2] & 0x0000ff)];
1505	}
1506	p1 = (unsigned char *) ((char *) p1 + srcImage->bytes_per_line);
1507	}
1508	break;
1509	}
1510	case 32:
1511	{
1512	RUINT32T *p1, *pf, *p, *pl;
1513	p1 = (RUINT32T *) srcImage->data;
1514	pf = (RUINT32T *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1515
1516	while (p1 < pf)
1517	{
1518	p = p1;
1519	pl = p1 + srcImage->width;
1520	for (; p < pl; p++)
1521	{
1522	*p = lookup_r[(*p & 0xff0000)>>16] |	1713	*p = lookup_r[(*p & 0xff0000) >> 16] |
1523	lookup_g[(*p & 0x00ff00)>> 8] |	1714	lookup_g[(*p & 0x00ff00) >> 8] |
1524	lookup_b[(*p & 0x0000ff)] |	1715	lookup_b[(*p & 0x0000ff)] |
1525	(*p & ~0xffffff);	1716	(*p & 0xff000000);
		1717	}
		1718	p1 = (uint32_t *) ((char *) p1 + ximage->bytes_per_line);
		1719	}
		1720	}
		1721	else
		1722	{
		1723	for (int y = 0; y < ximage->height; y++)
		1724	for (int x = 0; x < ximage->width; x++)
		1725	{
		1726	unsigned long pixel = XGetPixel (ximage, x, y);
		1727	pixel = lookup_r[(pixel & mask_r) >> sh_r] |
		1728	lookup_g[(pixel & mask_g) >> sh_g] |
		1729	lookup_b[(pixel & mask_b) >> sh_b];
		1730	XPutPixel (ximage, x, y, pixel);
1526	}	1731	}
1527	p1 = (RUINT32T *) ((char *) p1 + srcImage->bytes_per_line);
1528	}	1732	}
1529	break;
1530	}
1531	}
1532		1733
1533	free (lookup);	1734	free (lookup);
1534	}	1735	}
1535	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */	1736	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */

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