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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.24 by ayin, Mon Jan 7 12:41:31 2008 UTC vs.
Revision 1.139 by sf-exg, Sat Jan 22 15:41:19 2011 UTC

1	/*----------------------------------------------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: background.C - former xpm.C	2	* File: background.C - former xpm.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	*	4	*
5	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
6	* Copyright (c) 2005-2006 Marc Lehmann <pcg@goof.com>	6	* Copyright (c) 2005-2008 Marc Lehmann <pcg@goof.com>
7	* Copyright (c) 2007 Sasha Vasko <sasha@aftercode.net>	7	* Copyright (c) 2007 Sasha Vasko <sasha@aftercode.net>
		8	* Copyright (c) 2010 Emanuele Giaquinta <e.giaquinta@glauco.it>
8	*	9	*
9	* This program is free software; you can redistribute it and/or modify	10	* This program is free software; you can redistribute it and/or modify
10	* it under the terms of the GNU General Public License as published by	11	* it under the terms of the GNU General Public License as published by
11	* the Free Software Foundation; either version 2 of the License, or	12	* the Free Software Foundation; either version 2 of the License, or
12	* (at your option) any later version.	13	* (at your option) any later version.
…		…
19	* You should have received a copy of the GNU General Public License	20	* You should have received a copy of the GNU General Public License
20	* along with this program; if not, write to the Free Software	21	* along with this program; if not, write to the Free Software
21	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	22	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
22	*---------------------------------------------------------------------*/	23	*---------------------------------------------------------------------*/
23		24
		25	#include <cmath>
24	#include "../config.h" /* NECESSARY */	26	#include "../config.h" /* NECESSARY */
25	#include "rxvt.h" /* NECESSARY */	27	#include "rxvt.h" /* NECESSARY */
26		28
27	#define DO_TIMING_TEST 0	29	#if XRENDER
		30	# include <X11/extensions/Xrender.h>
		31	#endif
28		32
29	#if DO_TIMING_TEST	33	#ifndef FilterConvolution
30	# include <sys/time.h>	34	#define FilterConvolution "convolution"
31	#define TIMING_TEST_START(id) \
32	struct timeval timing_test_##id##_stv;\
33	gettimeofday (&timing_test_##id##_stv, NULL);
34
35	#define TIMING_TEST_PRINT_RESULT(id) \
36	do{ struct timeval tv;gettimeofday (&tv, NULL); tv.tv_sec -= (timing_test_##id##_stv).tv_sec;\
37	fprintf (stderr, "%s: %s: %d: elapsed %ld usec\n", #id, __FILE__, __LINE__,\
38	tv.tv_sec * 1000000 + tv.tv_usec - (timing_test_##id##_stv).tv_usec);}while (0)
39
40	#else
41	#define TIMING_TEST_START(id) do{}while (0)
42	#define TIMING_TEST_PRINT_RESULT(id) do{}while (0)
43	#endif	35	#endif
44		36
45	/*	37	/*
46	* Pixmap geometry string interpretation :	38	* Pixmap geometry string interpretation :
47	* Each geometry string contains zero or one scale/position	39	* Each geometry string contains zero or one scale/position
48	* adjustment and may optionally be followed by a colon and one or more	40	* adjustment and may optionally be followed by a colon and one or more
49	* colon-delimited pixmap operations.	41	* colon-delimited pixmap operations.
50	* The following table shows the valid geometry strings and their	42	* The following table shows the valid geometry strings and their
51	* affects on the background image :	43	* effects on the background image :
52	*	44	*
53	* WxH+X+Y Set scaling to W% by H%, and position to X% by Y%.	45	* WxH+X+Y Set scaling to W% by H%, and position to X% by Y%.
54	* W and H are percentages of the terminal window size.	46	* W and H are percentages of the terminal window size.
55	* X and Y are also percentages; e.g., +50+50 centers	47	* X and Y are also percentages; e.g., +50+50 centers
56	* the image in the window.	48	* the image in the window.
57	* WxH+X Assumes Y == X
58	* WxH Assumes Y == X == 50 (centers the image)
59	* W+X+Y Assumes H == W
60	* W+X Assumes H == W and Y == X
61	* W Assumes H == W and Y == X == 50
62	*
63	* Adjusting position only :
64	* =+X+Y Set position to X% by Y% (absolute).
65	* =+X Set position to X% by X%.
66	* +X+Y Adjust position horizontally X% and vertically Y%
67	* from current position (relative).
68	* +X Adjust position horizontally X% and vertically X%
69	* from current position.
70	*
71	* Adjusting scale only :
72	* Wx0 Multiply horizontal scaling factor by W%
73	* 0xH Multiply vertical scaling factor by H%
74	* 0x0 No scaling (show image at normal size).
75	*	49	*
76	* Pixmap Operations : (should be prepended by a colon)	50	* Pixmap Operations : (should be prepended by a colon)
77	* tile Tile image. Scaling/position modifiers above will affect	51	* tile Tile image. Scaling/position modifiers above will affect
78	* the tile size and origin.	52	* the tile size and origin.
79	* propscale When scaling, scale proportionally. That is, maintain the	53	* propscale When scaling, scale proportionally. That is, maintain the
80	* proper aspect ratio for the image. Any portion of the	54	* proper aspect ratio for the image. Any portion of the
81	* background not covered by the image is filled with the	55	* background not covered by the image is filled with the
82	* current background color.	56	* current background color.
83	* hscale Scale horizontally, tile vertically ?	57	* hscale Scale horizontally, tile vertically ?
84	* vscale Tile horizontally, scale vertically ?	58	* vscale Tile horizontally, scale vertically ?
…		…
87	*/	61	*/
88		62
89	#ifdef HAVE_BG_PIXMAP	63	#ifdef HAVE_BG_PIXMAP
90	bgPixmap_t::bgPixmap_t ()	64	bgPixmap_t::bgPixmap_t ()
91	{	65	{
		66	// this is basically redundant as bgPixmap_t is only used in
		67	// zero_initialised-derived structs
92	#ifdef HAVE_AFTERIMAGE	68	#ifdef HAVE_AFTERIMAGE
93	original_asim = NULL;	69	original_asim = NULL;
94	#endif	70	#endif
		71	#ifdef HAVE_PIXBUF
		72	pixbuf = NULL;
		73	#endif
95	#ifdef BG_IMAGE_FROM_FILE	74	#ifdef BG_IMAGE_FROM_FILE
		75	have_image = false;
96	h_scale = v_scale = 0;	76	h_scale = v_scale = 0;
97	h_align = v_align = 0;	77	h_align = v_align = 0;
98	#endif	78	#endif
		79	#ifdef ENABLE_TRANSPARENCY
		80	shade = 100;
		81	#endif
99	flags = 0;	82	flags = 0;
100	pixmap = None;	83	pixmap = None;
101	valid_since = invalid_since = 0;	84	valid_since = 0;
		85	target = 0;
		86	target_x = target_y = 0;
102	}	87	}
103		88
104	void	89	void
105	bgPixmap_t::destroy ()	90	bgPixmap_t::destroy ()
106	{	91	{
107	#ifdef HAVE_AFTERIMAGE	92	#ifdef HAVE_AFTERIMAGE
108	if (original_asim)	93	if (original_asim)
109	safe_asimage_destroy (original_asim);	94	safe_asimage_destroy (original_asim);
110	#endif	95	#endif
111		96
		97	#ifdef HAVE_PIXBUF
		98	if (pixbuf)
		99	g_object_unref (pixbuf);
		100	#endif
		101
112	if (pixmap && target)	102	if (pixmap && target)
113	XFreePixmap (target->dpy, pixmap);	103	XFreePixmap (target->dpy, pixmap);
		104	}
		105
		106	bool
		107	bgPixmap_t::set_position (int x, int y)
		108	{
		109
		110	if (target_x != x
		111	|| target_y != y)
		112	{
		113	target_x = x;
		114	target_y = y;
		115	return true;
		116	}
		117	return false;
114	}	118	}
115		119
116	bool	120	bool
117	bgPixmap_t::window_size_sensitive ()	121	bgPixmap_t::window_size_sensitive ()
118	{	122	{
…		…
120	if (flags & isTransparent)	124	if (flags & isTransparent)
121	return true;	125	return true;
122	# endif	126	# endif
123		127
124	# ifdef BG_IMAGE_FROM_FILE	128	# ifdef BG_IMAGE_FROM_FILE
125	# ifdef HAVE_AFTERIMAGE	129	if (have_image)
126	if (original_asim != NULL)
127	# endif
128	{	130	{
129	if (h_scale != 0 || v_scale != 0	131	if (flags & sizeSensitive)
130	|| h_align != 0 || v_align != 0)
131	return true;	132	return true;
132	}	133	}
133	# endif	134	# endif
134		135
135	return false;	136	return false;
136	}	137	}
137		138
138	bool	139	bool
139	bgPixmap_t::window_position_sensitive ()	140	bgPixmap_t::window_position_sensitive ()
140	{	141	{
141	# ifdef ENABLE_TRANSPARENCY	142	# ifdef ENABLE_TRANSPARENCY
142	if (flags & isTransparent)	143	if (flags & isTransparent)
143	return true;	144	return true;
144	# endif	145	# endif
145		146
146	# ifdef BG_IMAGE_FROM_FILE	147	# ifdef BG_IMAGE_FROM_FILE
147	# ifdef HAVE_AFTERIMAGE	148	if (have_image)
148	if (original_asim != NULL)
149	# endif
150	{	149	{
151	if (h_align == rootAlign || v_align == rootAlign)	150	if (flags & rootAlign)
152	return true;	151	return true;
153	}	152	}
154	# endif	153	# endif
155		154
156	return false;
157	};
158
159	bool bgPixmap_t::need_client_side_rendering ()
160	{
161	# ifdef HAVE_AFTERIMAGE
162	if (original_asim != NULL)
163	return true;
164	# endif
165	# ifdef ENABLE_TRANSPARENCY
166	if (flags & isTransparent)
167	{
168	# ifdef HAVE_AFTERIMAGE // can't blur without libAI anyways
169	if ((flags & blurNeeded) && !(flags & blurServerSide))
170	return true;
171	# endif
172	if ((flags & tintNeeded) && !(flags & tintServerSide))
173	return true;
174	}
175	# endif
176	return false;	155	return false;
177	}	156	}
178		157
179	# ifdef BG_IMAGE_FROM_FILE	158	# ifdef BG_IMAGE_FROM_FILE
180	static inline bool	159	static inline bool
…		…
196	static inline bool	175	static inline bool
197	check_set_align_value (int geom_flags, int flag, int &align, int new_value)	176	check_set_align_value (int geom_flags, int flag, int &align, int new_value)
198	{	177	{
199	if (geom_flags & flag)	178	if (geom_flags & flag)
200	{	179	{
201	if (new_value != bgPixmap_t::rootAlign)
202	{
203	if (new_value < -100)	180	if (new_value < -100)
204	new_value = -100;	181	new_value = -100;
205	else if (new_value > 200)	182	else if (new_value > 200)
206	new_value = 200;	183	new_value = 200;
207	}
208	if (new_value != align)	184	if (new_value != align)
209	{	185	{
210	align = new_value;	186	align = new_value;
211	return true;	187	return true;
212	}	188	}
…		…
216		192
217	static inline int	193	static inline int
218	make_align_position (int align, int window_size, int image_size)	194	make_align_position (int align, int window_size, int image_size)
219	{	195	{
220	int diff = window_size - image_size;	196	int diff = window_size - image_size;
221	int smaller = MIN (image_size,window_size);	197	int smaller = min (image_size, window_size);
222		198
223	if (align >= 0 && align <= 50)	199	if (align >= 0 && align <= 100)
224	return diff * align / 100;	200	return diff * align / 100;
225	else if (align > 50 && align <= 100)
226	return window_size - image_size - diff * (100 - align) / 100;
227	else if (align > 100 && align <= 200 )	201	else if (align > 100 && align <= 200)
228	return ((align - 100) * smaller / 100) + window_size - smaller;	202	return ((align - 100) * smaller / 100) + window_size - smaller;
229	else if (align > -100 && align < 0)	203	else if (align >= -100 && align < 0)
230	return ((align + 100) * smaller / 100) - image_size;	204	return ((align + 100) * smaller / 100) - image_size;
231	return 0;	205	return 0;
232	}	206	}
233		207
234	static inline int	208	static inline int
235	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)	209	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)
236	{	210	{
237	int src_pos = 0;	211	int src_pos = 0;
238	dst_pos = 0;	212	dst_pos = pos;
239	dst_size = size;	213	dst_size = size;
240	if (pos < 0 && size > target_size)	214	if (pos < 0)
241	{	215	{
242	src_pos = -pos;	216	src_pos = -pos;
		217	dst_pos = 0;
243	dst_size += pos;	218	dst_size += pos;
244	}	219	}
245	else if (pos > 0)
246	dst_pos = pos;
247		220
248	if (dst_pos + dst_size > target_size)	221	if (dst_pos + dst_size > target_size)
249	dst_size = target_size - dst_pos;	222	dst_size = target_size - dst_pos;
250	return src_pos;	223	return src_pos;
251	}	224	}
252		225
253	bool	226	bool
254	bgPixmap_t::set_geometry (const char *geom)	227	bgPixmap_t::set_geometry (const char *geom, bool update)
255	{	228	{
		229	bool changed = false;
256	int geom_flags = 0, changed = 0;	230	int geom_flags = 0;
257	int x = 0, y = 0;	231	int x = 0, y = 0;
258	unsigned int w = 0, h = 0;	232	unsigned int w = 0, h = 0;
259	unsigned int n;	233	unsigned int n;
260	unsigned long new_flags = (flags & (~geometryFlags));	234	unsigned long new_flags = (flags & (~geometryFlags));
261	char *p;	235	const char *ops;
262	# define MAXLEN_GEOM 256 /* could be longer than regular geometry string */
263		236
264	if (geom == NULL)	237	if (geom == NULL)
265	return false;	238	return false;
266		239
267	char str[MAXLEN_GEOM];	240	char str[256];
268		241
269	while (isspace(*geom)) ++geom;
270	if ((p = strchr (geom, ';')) == NULL)
271	p = strchr (geom, '\0');	242	ops = strchr (geom, ':');
272		243	if (ops == NULL)
		244	n = strlen (geom);
		245	else
273	n = (p - geom);	246	n = ops - geom;
274	if (n < MAXLEN_GEOM)
275	{
276	char *ops;
277	new_flags |= geometrySet;
278		247
		248	if (n >= sizeof (str))
		249	return false;
		250
279	memcpy (str, geom, n);	251	memcpy (str, geom, n);
280	str[n] = '\0';	252	str[n] = '\0';
281	if (str[0] == ':')	253	rxvt_strtrim (str);
282	ops = &str[0];
283	else if (str[0] != 'x' && str[0] != 'X' && isalpha(str[0]))
284	ops = &str[0];
285	else
286	{
287	char *tmp;
288	ops = strchr (str, ':');
289	if (ops != NULL)
290	{
291	for (tmp = ops-1; tmp >= str && isspace(*tmp); --tmp);
292	*(++tmp) = '\0';
293	if (ops == tmp) ++ops;
294	}
295	}
296		254
297	if (ops > str || ops == NULL)	255	if (str[0])
298	{	256	{
299	/* we have geometry string - let's handle it prior to applying ops */	257	/* we have geometry string - let's handle it prior to applying ops */
300	geom_flags = XParseGeometry (str, &x, &y, &w, &h);	258	geom_flags = XParseGeometry (str, &x, &y, &w, &h);
301
302	if ((geom_flags & XValue) && !(geom_flags & YValue))
303	{
304	y = x;
305	geom_flags |= YValue;
306	}
307
308	if (flags & geometrySet)
309	{
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	{
337	/* use default geometry - centered */
338	x = y = defaultAlign;
339	}
340	else if (!(geom_flags & YValue))
341	y = x;
342
343	if ((geom_flags & (WidthValue|HeightValue)) == 0)
344	{
345	/* use default geometry - scaled */
346	w = h = defaultScale;
347	}
348	else if (geom_flags & WidthValue)
349	{
350	if (!(geom_flags & HeightValue))
351	h = w;
352	}
353	else
354	w = h;
355	}
356	} /* done parsing geometry string */	259	} /* done parsing geometry string */
357	else if (!(flags & geometrySet))	260
358	{	261	if (!update)
359	/* default geometry - scaled and centered */	262	{
		263	if (!(geom_flags & XValue))
360	x = y = defaultAlign;	264	x = y = defaultAlign;
		265	else if (!(geom_flags & YValue))
		266	y = x;
		267
		268	if (!(geom_flags & (WidthValue|HeightValue)))
361	w = h = defaultScale;	269	w = h = defaultScale;
362	}	270	else if (!(geom_flags & HeightValue))
		271	h = w;
		272	else if (!(geom_flags & WidthValue))
		273	w = h;
363		274
364	if (!(flags & geometrySet))
365	geom_flags |= WidthValue|HeightValue|XValue|YValue;	275	geom_flags |= WidthValue|HeightValue|XValue|YValue;
		276	}
366		277
367	if (ops)	278	if (ops)
368	{	279	{
369	while (*ops)	280	char **arr = rxvt_strsplit (':', ops + 1);
		281
		282	for (int i = 0; arr[i]; i++)
370	{	283	{
371	while (*ops == ':' || isspace(*ops)) ++ops;	284	if (!strcasecmp (arr[i], "tile"))
372	# define CHECK_GEOM_OPS(op_str) (strncasecmp (ops, (op_str), sizeof(op_str)-1) == 0)
373	if (CHECK_GEOM_OPS("tile"))
374	{	285	{
375	w = h = noScale;	286	w = h = noScale;
376	geom_flags |= WidthValue|HeightValue;	287	geom_flags |= WidthValue|HeightValue;
377	}	288	}
378	else if (CHECK_GEOM_OPS("propscale"))	289	else if (!strcasecmp (arr[i], "propscale"))
379	{	290	{
380	if (w == 0 && h == 0)
381	{
382	w = windowScale;
383	geom_flags |= WidthValue;
384	}
385	new_flags |= propScale;	291	new_flags |= propScale;
386	}	292	}
387	else if (CHECK_GEOM_OPS("hscale"))	293	else if (!strcasecmp (arr[i], "hscale"))
388	{	294	{
389	if (w == 0)
390	w = windowScale;	295	if (w == 0) w = windowScale;
		296
391	h = noScale;	297	h = noScale;
392	geom_flags |= WidthValue|HeightValue;	298	geom_flags |= WidthValue|HeightValue;
393	}	299	}
394	else if (CHECK_GEOM_OPS("vscale"))	300	else if (!strcasecmp (arr[i], "vscale"))
395	{	301	{
396	if (h == 0)
397	h = windowScale;	302	if (h == 0) h = windowScale;
		303
398	w = noScale;	304	w = noScale;
399	geom_flags |= WidthValue|HeightValue;	305	geom_flags |= WidthValue|HeightValue;
400	}	306	}
401	else if (CHECK_GEOM_OPS("scale"))	307	else if (!strcasecmp (arr[i], "scale"))
402	{	308	{
403	if (h == 0)
404	h = windowScale;	309	if (h == 0) h = windowScale;
405	if (w == 0)
406	w = windowScale;	310	if (w == 0) w = windowScale;
		311
407	geom_flags |= WidthValue|HeightValue;	312	geom_flags |= WidthValue|HeightValue;
408	}	313	}
409	else if (CHECK_GEOM_OPS("auto"))	314	else if (!strcasecmp (arr[i], "auto"))
410	{	315	{
411	w = h = windowScale;	316	w = h = windowScale;
412	x = y = centerAlign;	317	x = y = centerAlign;
413	geom_flags |= WidthValue|HeightValue|XValue|YValue;	318	geom_flags |= WidthValue|HeightValue|XValue|YValue;
414	}	319	}
415	else if (CHECK_GEOM_OPS("root"))	320	else if (!strcasecmp (arr[i], "root"))
416	{	321	{
		322	new_flags |= rootAlign;
417	w = h = noScale;	323	w = h = noScale;
418	x = y = rootAlign;
419	geom_flags |= WidthValue|HeightValue|XValue|YValue;	324	geom_flags |= WidthValue|HeightValue;
420	}	325	}
421	# undef CHECK_GEOM_OPS
422	while (*ops != ':' && *ops != '\0') ++ops;
423	} /* done parsing ops */	326	} /* done parsing ops */
424	}
425		327
		328	rxvt_free_strsplit (arr);
		329	}
		330
426	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w))	331	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;
427	++changed;
428	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h))	332	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;
429	++changed;
430	if (check_set_align_value (geom_flags, XValue, h_align, x))	333	if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;
431	++changed;
432	if (check_set_align_value (geom_flags, YValue, v_align, y))	334	if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
433	++changed;
434	}
435		335
436	if (new_flags != flags)	336	if (new_flags != flags)
437	{	337	{
438	flags = new_flags;	338	flags = new_flags;
439	changed++;	339	changed = true;
440	}	340	}
441	//fprintf (stderr, "flags = %lX, scale = %ux%u, align=%+d%+d\n",	341
442	// flags, h_scale, v_scale, h_align, v_align);
443	return (changed > 0);	342	return changed;
		343	}
		344
		345	void
		346	bgPixmap_t::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
		347	{
		348	int target_width = target->szHint.width;
		349	int target_height = target->szHint.height;
		350
		351	if (flags & propScale)
		352	{
		353	float scale = (float)target_width / image_width;
		354	min_it (scale, (float)target_height / image_height);
		355	w = image_width * scale + 0.5;
		356	h = image_height * scale + 0.5;
		357	}
		358	else
		359	{
		360	w = h_scale * target_width / 100;
		361	h = v_scale * target_height / 100;
		362	}
		363
		364	if (!w) w = image_width;
		365	if (!h) h = image_height;
		366
		367	if (flags & rootAlign)
		368	{
		369	x = -target_x;
		370	y = -target_y;
		371	}
		372	else
		373	{
		374	x = make_align_position (h_align, target_width, w);
		375	y = make_align_position (v_align, target_height, h);
		376	}
		377
		378	flags &= ~sizeSensitive;
		379	if ((flags & propScale) || h_scale || v_scale
		380	|| (!(flags & rootAlign) && (h_align || v_align))
		381	|| w > target_width || h > target_height)
		382	flags |= sizeSensitive;
444	}	383	}
445		384
446	# ifdef HAVE_AFTERIMAGE	385	# ifdef HAVE_AFTERIMAGE
447	bool	386	bool
448	bgPixmap_t::render_asim (ASImage *background, ARGB32 background_tint)	387	bgPixmap_t::render_image (unsigned long background_flags)
449	{	388	{
450	if (target == NULL)	389	if (target == NULL)
451	return false;	390	return false;
452		391
		392	target->init_asv ();
		393
		394	ASImage *background = NULL;
		395	ARGB32 background_tint = TINT_LEAVE_SAME;
		396
		397	# ifdef ENABLE_TRANSPARENCY
		398	if (background_flags)
		399	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);
		400
		401	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
		402	{
		403	ShadingInfo as_shade;
		404	as_shade.shading = shade;
		405
		406	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
		407	if (flags & tintSet)
		408	tint.get (c);
		409	as_shade.tintColor.red = c.r;
		410	as_shade.tintColor.green = c.g;
		411	as_shade.tintColor.blue = c.b;
		412
		413	background_tint = shading2tint32 (&as_shade);
		414	}
		415
		416	if (!(background_flags & transpPmapBlurred) && (flags & blurNeeded) && background != NULL)
		417	{
		418	ASImage *tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
		419	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,
		420	100, ASIMAGE_QUALITY_DEFAULT);
		421	if (tmp)
		422	{
		423	destroy_asimage (&background);
		424	background = tmp;
		425	}
		426	}
		427	# endif
		428
		429	ASImage *result = 0;
		430
453	int target_width = (int)target->szHint.width;	431	int target_width = target->szHint.width;
454	int target_height = (int)target->szHint.height;	432	int target_height = target->szHint.height;
455	int new_pmap_width = target_width, new_pmap_height = target_height;	433	int new_pmap_width = target_width;
456	ASImage *result = NULL;	434	int new_pmap_height = target_height;
457		435
458	int x = 0;	436	int x = 0;
459	int y = 0;	437	int y = 0;
460	int w = h_scale * target_width / 100;	438	int w = 0;
461	int h = v_scale * target_height / 100;	439	int h = 0;
462
463	TIMING_TEST_START (asim);
464		440
465	if (original_asim)	441	if (original_asim)
466	{	442	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
467	if (h_align == rootAlign || v_align == rootAlign)
468	{
469	target->get_window_origin(x, y);
470	x = -x;
471	y = -y;
472	}
473	if (h_align != rootAlign)
474	x = make_align_position (h_align, target_width, w > 0 ? w : (int)original_asim->width);
475	if (v_align != rootAlign)
476	y = make_align_position (v_align, target_height, h > 0 ? h : (int)original_asim->height);
477	}
478		443
479	if (original_asim == NULL	444	if (!original_asim
		445	|| (!(flags & rootAlign)
480	|| x >= target_width	446	&& (x >= target_width
481	|| y >= target_height	447	|| y >= target_height
482	|| (w > 0 && x + w <= 0)	448	|| (x + w <= 0)
483	|| (h > 0 && y + h <= 0))	449	|| (y + h <= 0))))
484	{	450	{
485	if (background)	451	if (background)
486	{	452	{
487	new_pmap_width = background->width;	453	new_pmap_width = background->width;
488	new_pmap_height = background->height;	454	new_pmap_height = background->height;
489	result = background;	455	result = background;
		456
490	if (background_tint != TINT_LEAVE_SAME)	457	if (background_tint != TINT_LEAVE_SAME)
491	{	458	{
492	ASImage* tmp = tile_asimage (target->asv, background, 0, 0,	459	ASImage *tmp = tile_asimage (target->asv, background, 0, 0,
493	target_width, target_height, background_tint,	460	target_width, target_height, background_tint,
494	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);	461	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
495	if (tmp)	462	if (tmp)
496	result = tmp;	463	result = tmp;
497	}	464	}
…		…
500	new_pmap_width = new_pmap_height = 0;	467	new_pmap_width = new_pmap_height = 0;
501	}	468	}
502	else	469	else
503	{	470	{
504	result = original_asim;	471	result = original_asim;
		472
505	if ((w > 0 && w != original_asim->width)	473	if ((w != original_asim->width)
506	|| (h > 0 && h != original_asim->height))	474	|| (h != original_asim->height))
507	{	475	{
508	result = scale_asimage (target->asv, original_asim,	476	result = scale_asimage (target->asv, original_asim,
509	w > 0 ? w : original_asim->width,	477	w, h,
510	h > 0 ? h : original_asim->height,
511	background ? ASA_ASImage : ASA_XImage,	478	background ? ASA_ASImage : ASA_XImage,
512	100, ASIMAGE_QUALITY_DEFAULT);	479	100, ASIMAGE_QUALITY_DEFAULT);
513	}	480	}
		481
514	if (background == NULL)	482	if (background == NULL)
515	{	483	{
516	/* if tiling - pixmap has to be sized exactly as the image,
517	but there is no need to make it bigger than the window! */
518	if (h_scale == 0)
519	new_pmap_width = min (result->width, target_width);
520	if (v_scale == 0)
521	new_pmap_height = min (result->height, target_height);
522	/* we also need to tile our image in one or both directions */
523	if (h_scale == 0 || v_scale == 0)	484	if (h_scale == 0 || v_scale == 0)
524	{	485	{
		486	/* if tiling - pixmap has to be sized exactly as the image,
		487	but there is no need to make it bigger than the window! */
		488	new_pmap_width = min (result->width, target_width);
		489	new_pmap_height = min (result->height, target_height);
		490
		491	/* we also need to tile our image in both directions */
525	ASImage *tmp = tile_asimage (target->asv, result,	492	ASImage *tmp = tile_asimage (target->asv, result,
526	(h_scale > 0) ? 0 : (int)result->width - x,	493	(int)result->width - x,
527	(v_scale > 0) ? 0 : (int)result->height - y,	494	(int)result->height - y,
528	new_pmap_width,	495	new_pmap_width,
529	new_pmap_height,	496	new_pmap_height,
530	TINT_LEAVE_SAME, ASA_XImage,	497	TINT_LEAVE_SAME, ASA_XImage,
531	100, ASIMAGE_QUALITY_DEFAULT);	498	100, ASIMAGE_QUALITY_DEFAULT);
532	if (tmp)	499	if (tmp)
533	{	500	{
534	if (result != original_asim)	501	if (result != original_asim)
535	destroy_asimage (&result);	502	destroy_asimage (&result);
		503
536	result = tmp;	504	result = tmp;
537	}	505	}
538	}	506	}
539	}	507	}
540	else	508	else
541	{	509	{
542	/* if blending background and image - pixmap has to be sized same as target window */	510	/* if blending background and image - pixmap has to be sized same as target window */
543	ASImageLayer *layers = create_image_layers (2);	511	ASImageLayer *layers = create_image_layers (2);
544	ASImage *merged_im = NULL;
545		512
546	layers[0].im = background;	513	layers[0].im = background;
547	layers[0].clip_width = target_width;	514	layers[0].clip_width = target_width;
548	layers[0].clip_height = target_height;	515	layers[0].clip_height = target_height;
549	layers[0].tint = background_tint;	516	layers[0].tint = background_tint;
550	layers[1].im = result;	517	layers[1].im = result;
551	if (w <= 0)	518
		519	if (h_scale == 0 || v_scale == 0)
552	{	520	{
553	/* tile horizontally */	521	/* tile horizontally */
554	while (x > 0) x -= (int)result->width;	522	while (x > 0) x -= (int)result->width;
555	layers[1].dst_x = x;	523	layers[1].dst_x = x;
556	layers[1].clip_width = result->width+target_width;	524	layers[1].clip_width = result->width+target_width;
…		…
559	{	527	{
560	/* clip horizontally */	528	/* clip horizontally */
561	layers[1].dst_x = x;	529	layers[1].dst_x = x;
562	layers[1].clip_width = result->width;	530	layers[1].clip_width = result->width;
563	}	531	}
564	if (h <= 0)	532
		533	if (h_scale == 0 || v_scale == 0)
565	{	534	{
566	while (y > 0) y -= (int)result->height;	535	while (y > 0) y -= (int)result->height;
567	layers[1].dst_y = y;	536	layers[1].dst_y = y;
568	layers[1].clip_height = result->height + target_height;	537	layers[1].clip_height = result->height + target_height;
569	}	538	}
570	else	539	else
571	{	540	{
572	layers[1].dst_y = y;	541	layers[1].dst_y = y;
573	layers[1].clip_height = result->height;	542	layers[1].clip_height = result->height;
574	}	543	}
		544
575	if (target->rs[Rs_blendtype])	545	if (target->rs[Rs_blendtype])
576	{	546	{
577	layers[1].merge_scanlines = blend_scanlines_name2func (target->rs[Rs_blendtype]);	547	layers[1].merge_scanlines = blend_scanlines_name2func (target->rs[Rs_blendtype]);
578	if (layers[1].merge_scanlines == NULL)	548	if (layers[1].merge_scanlines == NULL)
579	layers[1].merge_scanlines = alphablend_scanlines;	549	layers[1].merge_scanlines = alphablend_scanlines;
580	}	550	}
		551
581	ASImage *tmp = merge_layers (target->asv, layers, 2, target_width, target_height,	552	ASImage *tmp = merge_layers (target->asv, layers, 2, target_width, target_height,
582	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);	553	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
		554
583	if (tmp)	555	if (tmp)
584	{	556	{
585	if (result != original_asim)	557	if (result != original_asim)
586	destroy_asimage (&result);	558	destroy_asimage (&result);
		559
587	result = tmp;	560	result = tmp;
588	}	561	}
		562
589	free (layers);	563	free (layers);
590	}	564	}
591	}	565	}
592	TIMING_TEST_PRINT_RESULT (asim);
593		566
594	if (pixmap)	567	bool ret = false;
595	{
596	if (result == NULL
597	|| pmap_width != new_pmap_width
598	|| pmap_height != new_pmap_height
599	|| pmap_depth != target->depth)
600	{
601	XFreePixmap (target->dpy, pixmap);
602	pixmap = None;
603	}
604	}
605		568
606	if (result)	569	if (result)
607	{	570	{
608	XGCValues gcv;	571	XGCValues gcv;
609	GC gc;	572	GC gc;
610		573
611	/* create Pixmap */	574	/* create Pixmap */
612	if (pixmap == None)	575	if (pixmap == None
		576	|| pmap_width != new_pmap_width
		577	|| pmap_height != new_pmap_height)
613	{	578	{
		579	if (pixmap)
		580	XFreePixmap (target->dpy, pixmap);
614	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);	581	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);
615	pmap_width = new_pmap_width;	582	pmap_width = new_pmap_width;
616	pmap_height = new_pmap_height;	583	pmap_height = new_pmap_height;
617	pmap_depth = target->depth;
618	}	584	}
619	/* fill with background color ( if result's not completely overlapping it)*/	585	/* fill with background color (if result's not completely overlapping it) */
620	gcv.foreground = target->pix_colors[Color_bg];	586	gcv.foreground = target->pix_colors[Color_bg];
621	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);	587	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
622		588
623	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;	589	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
624	int dst_width = result->width, dst_height = result->height;	590	int dst_width = result->width, dst_height = result->height;
625	if (background == NULL)	591	if (background == NULL)
626	{	592	{
627	if (h_scale > 0)	593	if (!(h_scale == 0 || v_scale == 0))
		594	{
628	src_x = make_clip_rectangle (x, result->width, new_pmap_width, dst_x, dst_width);	595	src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );
629	if (v_scale > 0)
630	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);	596	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
		597	}
631		598
632	if (dst_x > 0 || dst_y > 0	599	if (dst_x > 0 || dst_y > 0
633	|| dst_x + dst_width < new_pmap_width	600	|| dst_x + dst_width < new_pmap_width
634	|| dst_y + dst_height < new_pmap_height)	601	|| dst_y + dst_height < new_pmap_height)
635	{
636	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	602	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
637	}
638	}	603	}
639		604
640	/* put result on pixmap */	605	/* put result on pixmap */
641	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	606	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
642	asimage2drawable (target->asv, pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);	607	asimage2drawable (target->asv, pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);
643		608
644	if (result != background && result != original_asim)	609	if (result != background && result != original_asim)
645	destroy_asimage (&result);	610	destroy_asimage (&result);
646		611
647	XFreeGC (target->dpy, gc);	612	XFreeGC (target->dpy, gc);
648	TIMING_TEST_PRINT_RESULT (asim);	613
		614	ret = true;
		615	}
		616
		617	if (background)
		618	destroy_asimage (&background);
		619
		620	return ret;
		621	}
		622	# endif /* HAVE_AFTERIMAGE */
		623
		624	# ifdef HAVE_PIXBUF
		625	bool
		626	bgPixmap_t::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
		627	int src_x, int src_y, int dst_x, int dst_y,
		628	unsigned int width, unsigned int height)
		629	{
		630	XImage *ximage;
		631	char *data, *line;
		632	int bytes_per_pixel;
		633	int width_r, width_g, width_b;
		634	int sh_r, sh_g, sh_b;
		635	int rowstride;
		636	int channels;
		637	unsigned char *row;
		638	Visual *visual = target->visual;
		639	int depth = target->depth;
		640
		641	if (visual->c_class != TrueColor)
		642	return false;
		643
		644	if (depth == 24 || depth == 32)
		645	bytes_per_pixel = 4;
		646	else if (depth == 15 || depth == 16)
		647	bytes_per_pixel = 2;
		648	else
		649	return false;
		650
		651	width_r = rxvt_popcount (visual->red_mask);
		652	width_g = rxvt_popcount (visual->green_mask);
		653	width_b = rxvt_popcount (visual->blue_mask);
		654
		655	if (width_r > 8 || width_g > 8 || width_b > 8)
		656	return false;
		657
		658	sh_r = rxvt_ctz (visual->red_mask);
		659	sh_g = rxvt_ctz (visual->green_mask);
		660	sh_b = rxvt_ctz (visual->blue_mask);
		661
		662	if (width > INT_MAX / height / bytes_per_pixel)
		663	return false;
		664
		665	data = (char *)malloc (width * height * bytes_per_pixel);
		666	if (!data)
		667	return false;
		668
		669	ximage = XCreateImage (target->dpy, visual, depth, ZPixmap, 0, data,
		670	width, height, bytes_per_pixel * 8, 0);
		671	if (!ximage)
649	}	672	{
		673	free (data);
		674	return false;
		675	}
650		676
		677	ximage->byte_order = byteorder::big_endian () ? MSBFirst : LSBFirst;
		678
		679	rowstride = gdk_pixbuf_get_rowstride (pixbuf);
		680	channels = gdk_pixbuf_get_n_channels (pixbuf);
		681	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
		682	line = data;
		683
		684	for (int y = 0; y < height; y++)
		685	{
		686	for (int x = 0; x < width; x++)
		687	{
		688	unsigned char *pixel = row + x * channels;
		689	uint32_t value;
		690
		691	value = ((pixel[0] >> (8 - width_r)) << sh_r)
		692	| ((pixel[1] >> (8 - width_g)) << sh_g)
		693	| ((pixel[2] >> (8 - width_b)) << sh_b);
		694
		695	if (bytes_per_pixel == 4)
		696	((uint32_t *)line)[x] = value;
		697	else
		698	((uint16_t *)line)[x] = value;
		699	}
		700
		701	row += rowstride;
		702	line += ximage->bytes_per_line;
		703	}
		704
		705	XPutImage (target->dpy, pixmap, gc, ximage, 0, 0, dst_x, dst_y, width, height);
		706	XDestroyImage (ximage);
651	return true;	707	return true;
652	}	708	}
		709
		710	bool
		711	bgPixmap_t::render_image (unsigned long background_flags)
		712	{
		713	if (target == NULL)
		714	return false;
		715
		716	if (!pixbuf)
		717	return false;
		718
		719	if (background_flags
		720	&& !(flags & HAS_RENDER))
		721	return false;
		722
		723	GdkPixbuf *result;
		724
		725	int image_width = gdk_pixbuf_get_width (pixbuf);
		726	int image_height = gdk_pixbuf_get_height (pixbuf);
		727
		728	int target_width = target->szHint.width;
		729	int target_height = target->szHint.height;
		730	int new_pmap_width = target_width;
		731	int new_pmap_height = target_height;
		732
		733	int x = 0;
		734	int y = 0;
		735	int w = 0;
		736	int h = 0;
		737
		738	get_image_geometry (image_width, image_height, w, h, x, y);
		739
		740	if (!(flags & rootAlign)
		741	&& (x >= target_width
		742	|| y >= target_height
		743	|| (x + w <= 0)
		744	|| (y + h <= 0)))
		745	return false;
		746
		747	result = pixbuf;
		748
		749	if ((w != image_width)
		750	|| (h != image_height))
		751	{
		752	result = gdk_pixbuf_scale_simple (pixbuf,
		753	w, h,
		754	GDK_INTERP_BILINEAR);
		755	}
		756
		757	bool ret = false;
		758
		759	if (result)
		760	{
		761	XGCValues gcv;
		762	GC gc;
		763	Pixmap root_pmap;
		764
		765	image_width = gdk_pixbuf_get_width (result);
		766	image_height = gdk_pixbuf_get_height (result);
		767
		768	if (background_flags)
		769	{
		770	root_pmap = pixmap;
		771	pixmap = None;
		772	}
		773	else
		774	{
		775	if (h_scale == 0 || v_scale == 0)
		776	{
		777	new_pmap_width = min (image_width, target_width);
		778	new_pmap_height = min (image_height, target_height);
		779	}
		780	}
		781
		782	if (pixmap == None
		783	|| pmap_width != new_pmap_width
		784	|| pmap_height != new_pmap_height)
		785	{
		786	if (pixmap)
		787	XFreePixmap (target->dpy, pixmap);
		788	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);
		789	pmap_width = new_pmap_width;
		790	pmap_height = new_pmap_height;
		791	}
		792
		793	gcv.foreground = target->pix_colors[Color_bg];
		794	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
		795
		796	if (h_scale == 0 || v_scale == 0)
		797	{
		798	Pixmap tile = XCreatePixmap (target->dpy, target->vt, image_width, image_height, target->depth);
		799	pixbuf_to_pixmap (result, tile, gc,
		800	0, 0,
		801	0, 0,
		802	image_width, image_height);
		803
		804	gcv.tile = tile;
		805	gcv.fill_style = FillTiled;
		806	gcv.ts_x_origin = x;
		807	gcv.ts_y_origin = y;
		808	XChangeGC (target->dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
		809
		810	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
		811	XFreePixmap (target->dpy, tile);
		812	}
		813	else
		814	{
		815	int src_x, src_y, dst_x, dst_y;
		816	int dst_width, dst_height;
		817
		818	src_x = make_clip_rectangle (x, image_width , new_pmap_width , dst_x, dst_width );
		819	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);
		820
		821	if (dst_x > 0 || dst_y > 0
		822	|| dst_x + dst_width < new_pmap_width
		823	|| dst_y + dst_height < new_pmap_height)
		824	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
		825
		826	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
		827	pixbuf_to_pixmap (result, pixmap, gc,
		828	src_x, src_y,
		829	dst_x, dst_y,
		830	dst_width, dst_height);
		831	}
		832
		833	#if XRENDER
		834	if (background_flags)
		835	{
		836	Display *dpy = target->dpy;
		837	XRenderPictureAttributes pa;
		838
		839	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, target->visual);
		840	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);
		841
		842	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);
		843	Picture dst = XRenderCreatePicture (dpy, pixmap, dst_format, 0, &pa);
		844
		845	pa.repeat = True;
		846	Pixmap mask_pmap = XCreatePixmap (dpy, target->vt, 1, 1, 8);
		847	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
		848	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
		849	XFreePixmap (dpy, mask_pmap);
		850
		851	if (src && dst && mask)
		852	{
		853	XRenderColor mask_c;
		854
		855	mask_c.alpha = 0x8000;
		856	mask_c.red = 0;
		857	mask_c.green = 0;
		858	mask_c.blue = 0;
		859	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
		860	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
		861	}
		862
		863	XRenderFreePicture (dpy, src);
		864	XRenderFreePicture (dpy, dst);
		865	XRenderFreePicture (dpy, mask);
		866
		867	XFreePixmap (dpy, root_pmap);
		868	}
		869	#endif
		870
		871	if (result != pixbuf)
		872	g_object_unref (result);
		873
		874	XFreeGC (target->dpy, gc);
		875
		876	ret = true;
		877	}
		878
		879	return ret;
		880	}
653	# endif /* HAVE_AFTERIMAGE */	881	# endif /* HAVE_PIXBUF */
654		882
655	bool	883	bool
656	bgPixmap_t::set_file (const char *file)	884	bgPixmap_t::set_file (const char *file)
657	{	885	{
658	char *f;	886	if (!file || !*file)
		887	return false;
659		888
660	assert (file != NULL);	889	if (const char *p = strchr (file, ';'))
661		890	{
662	if (*file != '\0')	891	size_t len = p - file;
		892	char *f = rxvt_temp_buf<char> (len + 1);
		893	memcpy (f, file, len);
		894	f[len] = '\0';
		895	file = f;
663	{	896	}
		897
664	# ifdef HAVE_AFTERIMAGE	898	# ifdef HAVE_AFTERIMAGE
665	if (target->asimman == NULL)	899	if (!target->asimman)
666	target->asimman = create_generic_imageman (target->rs[Rs_path]);	900	target->asimman = create_generic_imageman (target->rs[Rs_path]);
667	if ((f = strchr (file, ';')) == NULL)
668	original_asim = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);	901	ASImage *image = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);
669	else	902	if (image)
670	{	903	{
671	size_t len = f - file;	904	if (original_asim)
672	f = (char *)malloc (len + 1);	905	safe_asimage_destroy (original_asim);
673	memcpy (f, file, len);	906	original_asim = image;
674	f[len] = '\0';	907	flags |= CLIENT_RENDER;
675	original_asim = get_asimage (target->asimman, f, 0xFFFFFFFF, 100);	908	have_image = true;
676	free (f);	909	return true;
677	}	910	}
678	return (original_asim != NULL);
679	# endif	911	# endif
		912
		913	# ifdef HAVE_PIXBUF
		914	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
		915	if (image)
680	}	916	{
		917	if (pixbuf)
		918	g_object_unref (pixbuf);
		919	pixbuf = image;
		920	have_image = true;
		921	return true;
		922	}
		923	# endif
		924
681	return false;	925	return false;
682	}	926	}
683		927
684	# endif /* BG_IMAGE_FROM_FILE */	928	# endif /* BG_IMAGE_FROM_FILE */
685		929
…		…
690	if (!(flags & isTransparent))	934	if (!(flags & isTransparent))
691	{	935	{
692	flags |= isTransparent;	936	flags |= isTransparent;
693	return true;	937	return true;
694	}	938	}
		939
695	return false;	940	return false;
696	}	941	}
697		942
698	bool	943	bool
699	bgPixmap_t::set_blur_radius (const char *geom)	944	bgPixmap_t::set_blur_radius (const char *geom)
700	{	945	{
701	int changed = 0;	946	bool changed = false;
702	unsigned int hr, vr;	947	unsigned int hr, vr;
703	int junk;	948	int junk;
704	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);	949	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
705		950
706	if (!(geom_flags&WidthValue))	951	if (!(geom_flags & WidthValue))
707	hr = 1;	952	hr = 1;
708	if (!(geom_flags&HeightValue))	953	if (!(geom_flags & HeightValue))
709	vr = hr;	954	vr = hr;
710		955
		956	min_it (hr, 128);
		957	min_it (vr, 128);
		958
711	if (h_blurRadius != hr)	959	if (h_blurRadius != hr)
712	{	960	{
713	++changed;	961	changed = true;
714	h_blurRadius = hr;	962	h_blurRadius = hr;
715	}	963	}
716		964
717	if (v_blurRadius != vr)	965	if (v_blurRadius != vr)
718	{	966	{
719	++changed;	967	changed = true;
720	v_blurRadius = vr;	968	v_blurRadius = vr;
721	}	969	}
722		970
723	if (v_blurRadius == 0 && h_blurRadius == 0)	971	if (v_blurRadius == 0 && h_blurRadius == 0)
724	flags &= ~blurNeeded;	972	flags &= ~blurNeeded;
725	else	973	else
726	flags |= blurNeeded;	974	flags |= blurNeeded;
727		975
728	return (changed>0);	976	return changed;
729	}	977	}
730		978
731	static inline unsigned long	979	static inline unsigned long
732	compute_tint_shade_flags (rxvt_color *tint, int shade)	980	compute_tint_shade_flags (rxvt_color *tint, int shade)
733	{	981	{
734	unsigned long flags = 0;	982	unsigned long flags = 0;
735	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	983	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
736	bool has_shade = (shade > 0 && shade < 100) || (shade > 100 && shade < 200);	984	bool has_shade = shade != 100;
737		985
738	if (tint)	986	if (tint)
739	{	987	{
740	tint->get (c);	988	tint->get (c);
741	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)	989	if (!has_shade
742	if (!has_shade && IS_COMPONENT_WHOLESOME (c.r)	990	&& (c.r <= 0x00ff || c.r >= 0xff00)
743	&& IS_COMPONENT_WHOLESOME (c.g)	991	&& (c.g <= 0x00ff || c.g >= 0xff00)
744	&& IS_COMPONENT_WHOLESOME (c.b))	992	&& (c.b <= 0x00ff || c.b >= 0xff00))
745	flags |= bgPixmap_t::tintWholesome;	993	flags |= bgPixmap_t::tintWholesome;
746	# undef IS_COMPONENT_WHOLESOME
747	}	994	}
748		995
749	if (has_shade)	996	if (has_shade || tint)
750	flags |= bgPixmap_t::tintNeeded;	997	flags |= bgPixmap_t::tintNeeded;
751	else if (tint)
752	{
753	if ((c.r > 0x000700 || c.g > 0x000700 || c.b > 0x000700)
754	&& (c.r < 0x00f700 || c.g < 0x00f700 || c.b < 0x00f700))
755	{
756	flags |= bgPixmap_t::tintNeeded;
757	}
758	}
759
760	if (flags & bgPixmap_t::tintNeeded)
761	{
762	if (flags & bgPixmap_t::tintWholesome)
763	flags |= bgPixmap_t::tintServerSide;
764	else
765	{
766	#if XFT
767	flags |= bgPixmap_t::tintServerSide;
768	#endif
769	}
770	}
771		998
772	return flags;	999	return flags;
773	}	1000	}
774		1001
775	bool	1002	bool
776	bgPixmap_t::set_tint (rxvt_color &new_tint)	1003	bgPixmap_t::set_tint (rxvt_color &new_tint)
777	{	1004	{
778	if (tint != new_tint)	1005	if (!(flags & tintSet) || tint != new_tint)
779	{	1006	{
780	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);	1007	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);
781	tint = new_tint;	1008	tint = new_tint;
782	flags = (flags & ~tintFlags) | new_flags | tintSet;	1009	flags = (flags & ~tintFlags) | new_flags | tintSet;
783	return true;	1010	return true;
…		…
785		1012
786	return false;	1013	return false;
787	}	1014	}
788		1015
789	bool	1016	bool
790	bgPixmap_t::unset_tint ()
791	{
792	unsigned long new_flags = compute_tint_shade_flags (NULL, shade);
793
794	if (new_flags != (flags & tintFlags))
795	{
796	flags = (flags&~tintFlags)|new_flags;
797	return true;
798	}
799
800	return false;
801	}
802
803	bool
804	bgPixmap_t::set_shade (const char *shade_str)	1017	bgPixmap_t::set_shade (const char *shade_str)
805	{	1018	{
806	int new_shade = (shade_str) ? atoi (shade_str) : 0;	1019	int new_shade = (shade_str) ? atoi (shade_str) : 100;
807		1020
808	if (new_shade < 0 && new_shade > -100)	1021	clamp_it (new_shade, -100, 200);
		1022	if (new_shade < 0)
809	new_shade = 200 - (100 + new_shade);	1023	new_shade = 200 - (100 + new_shade);
810	else if (new_shade == 100)
811	new_shade = 0;
812		1024
813	if (new_shade != shade)	1025	if (new_shade != shade)
814	{	1026	{
815	unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);	1027	unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);
816	shade = new_shade;	1028	shade = new_shade;
817	flags = (flags & (~tintFlags | tintSet)) | new_flags;	1029	flags = (flags & ~tintFlags) | new_flags;
818	return true;	1030	return true;
819	}	1031	}
820		1032
821	return false;	1033	return false;
822	}	1034	}
823		1035
		1036	#if XRENDER
		1037	static void
		1038	get_gaussian_kernel (int radius, int width, double *kernel, XFixed *params)
		1039	{
		1040	double sigma = radius / 2.0;
		1041	double scale = sqrt (2.0 * M_PI) * sigma;
		1042	double sum = 0.0;
		1043
		1044	for (int i = 0; i < width; i++)
		1045	{
		1046	double x = i - width / 2;
		1047	kernel[i] = exp (-(x * x) / (2.0 * sigma * sigma)) / scale;
		1048	sum += kernel[i];
		1049	}
		1050
		1051	params[0] = XDoubleToFixed (width);
		1052	params[1] = XDoubleToFixed (1);
		1053
		1054	for (int i = 0; i < width; i++)
		1055	params[i+2] = XDoubleToFixed (kernel[i] / sum);
		1056	}
		1057	#endif
		1058
		1059	bool
		1060	bgPixmap_t::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
		1061	{
		1062	bool ret = false;
		1063	#if XRENDER
		1064	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
		1065	double *kernel = (double *)malloc (size * sizeof (double));
		1066	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
		1067
		1068	Display *dpy = target->dpy;
		1069	XRenderPictureAttributes pa;
		1070	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		1071
		1072	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1073	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1074
		1075	if (kernel && params && src && dst)
		1076	{
		1077	if (h_blurRadius)
		1078	{
		1079	size = h_blurRadius * 2 + 1;
		1080	get_gaussian_kernel (h_blurRadius, size, kernel, params);
		1081
		1082	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
		1083	XRenderComposite (dpy,
		1084	PictOpSrc,
		1085	src,
		1086	None,
		1087	dst,
		1088	0, 0,
		1089	0, 0,
		1090	0, 0,
		1091	width, height);
		1092	}
		1093
		1094	if (v_blurRadius)
		1095	{
		1096	size = v_blurRadius * 2 + 1;
		1097	get_gaussian_kernel (v_blurRadius, size, kernel, params);
		1098	swap (params[0], params[1]);
		1099
		1100	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
		1101	XRenderComposite (dpy,
		1102	PictOpSrc,
		1103	src,
		1104	None,
		1105	dst,
		1106	0, 0,
		1107	0, 0,
		1108	0, 0,
		1109	width, height);
		1110	}
		1111
		1112	ret = true;
		1113	}
		1114
		1115	free (kernel);
		1116	free (params);
		1117	XRenderFreePicture (dpy, src);
		1118	XRenderFreePicture (dpy, dst);
		1119	#endif
		1120	return ret;
		1121	}
		1122
		1123	bool
		1124	bgPixmap_t::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
		1125	{
		1126	Display *dpy = target->dpy;
		1127	bool ret = false;
		1128
		1129	if (flags & tintWholesome)
		1130	{
		1131	XGCValues gcv;
		1132	GC gc;
		1133
		1134	/* In this case we can tint image server-side getting significant
		1135	* performance improvements, as we eliminate XImage transfer
		1136	*/
		1137	gcv.foreground = Pixel (tint);
		1138	gcv.function = GXand;
		1139	gcv.fill_style = FillSolid;
		1140	gc = XCreateGC (dpy, pixmap, GCFillStyle | GCForeground | GCFunction, &gcv);
		1141	if (gc)
		1142	{
		1143	XFillRectangle (dpy, pixmap, gc, 0, 0, width, height);
		1144	ret = true;
		1145	XFreeGC (dpy, gc);
		1146	}
		1147	}
		1148	else
		1149	{
		1150	# if XRENDER
		1151	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
		1152
		1153	if (flags & tintSet)
		1154	tint.get (c);
		1155
		1156	if (shade <= 100)
		1157	{
		1158	c.r = (c.r * shade) / 100;
		1159	c.g = (c.g * shade) / 100;
		1160	c.b = (c.b * shade) / 100;
		1161	}
		1162	else
		1163	{
		1164	c.r = (c.r * (200 - shade)) / 100;
		1165	c.g = (c.g * (200 - shade)) / 100;
		1166	c.b = (c.b * (200 - shade)) / 100;
		1167	}
		1168
		1169	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
		1170	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		1171	XRenderPictureAttributes pa;
		1172
		1173	Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1174
		1175	pa.repeat = True;
		1176
		1177	Pixmap overlay_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
		1178	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
		1179	XFreePixmap (dpy, overlay_pmap);
		1180
		1181	pa.component_alpha = True;
		1182	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
		1183	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
		1184	XFreePixmap (dpy, mask_pmap);
		1185
		1186	if (mask_pic && overlay_pic && back_pic)
		1187	{
		1188	XRenderColor mask_c;
		1189
		1190	mask_c.red = mask_c.green = mask_c.blue = 0;
		1191	mask_c.alpha = 0xffff;
		1192	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
		1193
		1194	mask_c.alpha = 0;
		1195	mask_c.red = 0xffff - c.r;
		1196	mask_c.green = 0xffff - c.g;
		1197	mask_c.blue = 0xffff - c.b;
		1198	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
		1199	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1200
		1201	if (shade > 100)
		1202	{
		1203	mask_c.red = mask_c.green = mask_c.blue = 0xffff * (shade - 100) / 100;
		1204	mask_c.alpha = 0;
		1205	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
		1206
		1207	XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1208	}
		1209
		1210	ret = true;
		1211	}
		1212
		1213	XRenderFreePicture (dpy, mask_pic);
		1214	XRenderFreePicture (dpy, overlay_pic);
		1215	XRenderFreePicture (dpy, back_pic);
		1216	# endif
		1217	}
		1218
		1219	return ret;
		1220	}
		1221
824	/* make_transparency_pixmap()	1222	/* make_transparency_pixmap()
825	* Builds a pixmap sized the same as terminal window, with depth same as the root window	1223	* Builds a pixmap of the same size as the terminal window that contains
826	* that pixmap contains tiled portion of the root pixmap that is supposed to be covered by	1224	* the tiled portion of the root pixmap that is supposed to be covered by
827	* our window.	1225	* our window.
828	*/	1226	*/
829	unsigned long	1227	unsigned long
830	bgPixmap_t::make_transparency_pixmap ()	1228	bgPixmap_t::make_transparency_pixmap ()
831	{	1229	{
832	unsigned long result = 0;	1230	unsigned long result = 0;
833		1231
834	if (target == NULL)	1232	if (target == NULL)
835	return 0;	1233	return 0;
836		1234
837	/* root dimentions may change from call to call - but Display structure should	1235	/* root dimensions may change from call to call - but Display structure should
838	* be always up-to-date, so let's use it :	1236	* be always up-to-date, so let's use it :
839	*/	1237	*/
840	Window root = target->display->root;
841	int screen = target->display->screen;	1238	int screen = target->display->screen;
842	Display *dpy = target->dpy;	1239	Display *dpy = target->dpy;
		1240	int root_depth = DefaultDepth (dpy, screen);
843	int root_width = DisplayWidth (dpy, screen);	1241	int root_width = DisplayWidth (dpy, screen);
844	int root_height = DisplayHeight (dpy, screen);	1242	int root_height = DisplayHeight (dpy, screen);
845	unsigned int root_pmap_width, root_pmap_height;	1243	unsigned int root_pmap_width, root_pmap_height;
846	int window_width = target->szHint.width;	1244	int window_width = target->szHint.width;
847	int window_height = target->szHint.height;	1245	int window_height = target->szHint.height;
848	int sx, sy;	1246	int sx, sy;
849	XGCValues gcv;	1247	XGCValues gcv;
		1248	GC gc;
850		1249
851	TIMING_TEST_START (tp);	1250	sx = target_x;
852	target->get_window_origin (sx, sy);	1251	sy = target_y;
853		1252
854	/* check if we are outside of the visible part of the virtual screen : */	1253	/* check if we are outside of the visible part of the virtual screen : */
855	if (sx + window_width <= 0 || sy + window_height <= 0	1254	if (sx + window_width <= 0 || sy + window_height <= 0
856	|| sx >= root_width || sy >= root_height)	1255	|| sx >= root_width || sy >= root_height)
857	return 0;	1256	return 0;
858		1257
		1258	// validate root pixmap and get its size
859	if (root_pixmap != None)	1259	if (root_pixmap != None)
860	{	1260	{
861	/* we want to validate the pixmap and get it's size at the same time : */	1261	Window wdummy;
862	int junk;	1262	int idummy;
863	unsigned int ujunk;	1263	unsigned int udummy;
864	/* root pixmap may be bad - allow a error */	1264
865	target->allowedxerror = -1;	1265	target->allowedxerror = -1;
866		1266
867	if (!XGetGeometry (dpy, root_pixmap, &root, &junk, &junk, &root_pmap_width, &root_pmap_height, &ujunk, &ujunk))	1267	if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pmap_width, &root_pmap_height, &udummy, &udummy))
868	root_pixmap = None;	1268	root_pixmap = None;
869		1269
870	target->allowedxerror = 0;	1270	target->allowedxerror = 0;
871	}	1271	}
872		1272
873	Pixmap tiled_root_pmap = XCreatePixmap (dpy, root, window_width, window_height, root_depth);	1273	Pixmap recoded_root_pmap = root_pixmap;
874	GC gc = NULL;
875		1274
876	if (tiled_root_pmap == None) /* something really bad happened - abort */	1275	if (root_pixmap != None && root_depth != target->depth)
		1276	{
		1277	#if XRENDER
		1278	if (flags & HAS_RENDER)
		1279	{
		1280	XRenderPictureAttributes pa;
		1281
		1282	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
		1283	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);
		1284
		1285	recoded_root_pmap = XCreatePixmap (dpy, target->vt, root_pmap_width, root_pmap_height, target->depth);
		1286	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);
		1287	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);
		1288
		1289	if (src && dst)
		1290	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
		1291	else
		1292	{
		1293	XFreePixmap (dpy, recoded_root_pmap);
		1294	root_pixmap = None;
		1295	}
		1296
		1297	XRenderFreePicture (dpy, src);
		1298	XRenderFreePicture (dpy, dst);
		1299	}
		1300	else
		1301	#endif
		1302	root_pixmap = None;
		1303	}
		1304
		1305	if (root_pixmap == None)
877	return 0;	1306	return 0;
878		1307
879	if (root_pixmap == None)	1308	if (pixmap == None
880	{	1309	|| pmap_width != window_width
881	/* use tricks to obtain the root background image :*/	1310	|| pmap_height != window_height)
882	/* we want to create Overrideredirect window overlapping out window
883	with background type of Parent Relative and then grab it */
884	XSetWindowAttributes attr;
885	Window src;
886	bool success = false;
887
888	attr.background_pixmap = ParentRelative;
889	attr.backing_store = Always;
890	attr.event_mask = ExposureMask;
891	attr.override_redirect = True;
892	src = XCreateWindow (dpy, root, sx, sy, window_width, window_height, 0,
893	CopyFromParent, CopyFromParent, CopyFromParent,
894	CWBackPixmap|CWBackingStore|CWOverrideRedirect|CWEventMask,
895	&attr);
896
897	if (src != None)
898	{
899	XEvent event;
900	int ev_count = 0;
901	XGrabServer (dpy);
902	XMapRaised (dpy, src);
903	XSync (dpy, False);
904
905	/* XSync should get window where it's properly exposed,
906	* but to be on the safe side - let's check for the actual event to arrive : */
907	while (XCheckWindowEvent (dpy, src, ExposureMask, &event))
908	++ev_count;
909
910	if (ev_count > 0);
911	{
912	/* hooray! - we can grab the image! */
913	gc = XCreateGC (dpy, root, 0, NULL);
914	if (gc)
915	{
916	XCopyArea (dpy, src, tiled_root_pmap, gc, 0, 0, window_width, window_height, 0, 0);
917	success = true;
918	}
919	}
920
921	XDestroyWindow (dpy, src);
922	XUngrabServer (dpy);
923	//fprintf (stderr, "%s:%d: ev_count = %d\n", __FUNCTION__, __LINE__, ev_count);
924	}
925
926	if (!success)
927	{
928	XFreePixmap (dpy, tiled_root_pmap);
929	tiled_root_pmap = None;
930	}
931	else
932	result |= transpPmapTiled;
933	}	1311	{
934	else
935	{
936	/* strightforward pixmap copy */
937	gcv.tile = root_pixmap;
938	gcv.fill_style = FillTiled;
939
940	while (sx < 0) sx += (int)root_width;
941	while (sy < 0) sy += (int)root_height;
942
943	gcv.ts_x_origin = -sx;
944	gcv.ts_y_origin = -sy;
945	gc = XCreateGC (dpy, root, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
946
947	if (gc)
948	{
949	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
950	result |= transpPmapTiled;
951	}
952	}
953	TIMING_TEST_PRINT_RESULT (tp);
954
955	if (tiled_root_pmap != None)
956	{
957	if (!need_client_side_rendering ())
958	{
959	if ((flags & tintNeeded))
960	{
961	if (flags & tintWholesome)
962	{
963	/* In this case we can tint image server-side getting significant
964	* performance improvements, as we eliminate XImage transfer
965	*/
966	gcv.foreground = Pixel (tint);
967	gcv.function = GXand;
968	gcv.fill_style = FillSolid;
969	if (gc)
970	XChangeGC (dpy, gc, GCFillStyle | GCForeground | GCFunction, &gcv);
971	else
972	gc = XCreateGC (dpy, root, GCFillStyle | GCForeground | GCFunction, &gcv);
973	if (gc)
974	{
975	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
976	result |= transpPmapTinted;
977	}
978	}
979	else
980	{
981	# if XFT
982	Picture back_pic = 0;
983	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
984
985	if (flags & tintSet)
986	tint.get (c);
987
988	if (shade > 0 && shade < 100)
989	{
990	c.r = (c.r * shade) / 100;
991	c.g = (c.g * shade) / 100;
992	c.b = (c.b * shade) / 100;
993	}
994	else if (shade > 100 && shade < 200)
995	{
996	c.r = (c.r * (200 - shade)) / 100;
997	c.g = (c.g * (200 - shade)) / 100;
998	c.b = (c.b * (200 - shade)) / 100;
999	}
1000
1001	XRenderPictFormat pf;
1002	pf.type = PictTypeDirect;
1003	pf.depth = 32;
1004	pf.direct.redMask = 0xff;
1005	pf.direct.greenMask = 0xff;
1006	pf.direct.blueMask = 0xff;
1007	pf.direct.alphaMask = 0xff;
1008
1009	XRenderPictFormat *solid_format = XRenderFindFormat (dpy,
1010	(PictFormatType|
1011	PictFormatDepth|
1012	PictFormatRedMask|
1013	PictFormatGreenMask|
1014	PictFormatBlueMask|
1015	PictFormatAlphaMask),
1016	&pf,
1017	0);
1018	XRenderPictFormat *root_format = XRenderFindVisualFormat (dpy, DefaultVisualOfScreen (ScreenOfDisplay (dpy, target->display->screen)));
1019	XRenderPictureAttributes pa ;
1020
1021	back_pic = XRenderCreatePicture (dpy, tiled_root_pmap, root_format, 0, &pa);
1022
1023	pa.repeat = True;
1024
1025	Pixmap overlay_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
1026	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1027	XFreePixmap (dpy, overlay_pmap);
1028
1029	pa.component_alpha = True;
1030	Pixmap mask_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
1031	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
1032	XFreePixmap (dpy, mask_pmap);
1033
1034	if (mask_pic && overlay_pic && back_pic)
1035	{
1036	XRenderColor mask_c;
1037
1038	memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof (mask_c));
1039	mask_c.alpha = 0xffff;
1040	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1041
1042	mask_c.alpha = 0;
1043	mask_c.red = 0xffff - c.r;
1044	mask_c.green = 0xffff - c.g;
1045	mask_c.blue = 0xffff - c.b;
1046	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1047	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, window_width, window_height);
1048	result |= transpPmapTinted;
1049	}
1050
1051	XRenderFreePicture (dpy, mask_pic);
1052	XRenderFreePicture (dpy, overlay_pic);
1053	XRenderFreePicture (dpy, back_pic);
1054	# if DO_TIMING_TEST
1055	XSync (dpy, False);
1056	# endif
1057	# endif
1058	}
1059	}
1060	} /* server side rendering completed */
1061
1062	if (pixmap)	1312	if (pixmap)
1063	XFreePixmap (dpy, pixmap);	1313	XFreePixmap (target->dpy, pixmap);
1064		1314	pixmap = XCreatePixmap (target->dpy, target->vt, window_width, window_height, target->depth);
1065	pixmap = tiled_root_pmap;
1066	pmap_width = window_width;	1315	pmap_width = window_width;
1067	pmap_height = window_height;	1316	pmap_height = window_height;
1068	pmap_depth = root_depth;
1069	}	1317	}
		1318
		1319	if (pixmap == None)
		1320	return 0;
		1321
		1322	/* straightforward pixmap copy */
		1323	while (sx < 0) sx += (int)root_width;
		1324	while (sy < 0) sy += (int)root_height;
		1325
		1326	gcv.tile = recoded_root_pmap;
		1327	gcv.fill_style = FillTiled;
		1328	gcv.ts_x_origin = -sx;
		1329	gcv.ts_y_origin = -sy;
		1330	gc = XCreateGC (dpy, target->vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
1070		1331
1071	if (gc)	1332	if (gc)
		1333	{
		1334	XFillRectangle (dpy, pixmap, gc, 0, 0, window_width, window_height);
		1335	result |= transpPmapTiled;
1072	XFreeGC (dpy, gc);	1336	XFreeGC (dpy, gc);
1073		1337
1074	TIMING_TEST_PRINT_RESULT (tp);	1338	if (!(flags & CLIENT_RENDER))
		1339	{
		1340	if ((flags & blurNeeded)
		1341	&& (flags & HAS_RENDER_CONV))
		1342	{
		1343	if (blur_pixmap (pixmap, target->visual, window_width, window_height))
		1344	result |= transpPmapBlurred;
		1345	}
		1346	if ((flags & tintNeeded)
		1347	&& (flags & (tintWholesome | HAS_RENDER)))
		1348	{
		1349	if (tint_pixmap (pixmap, target->visual, window_width, window_height))
		1350	result |= transpPmapTinted;
		1351	}
		1352	} /* server side rendering completed */
		1353	}
		1354
		1355	if (recoded_root_pmap != root_pixmap)
		1356	XFreePixmap (dpy, recoded_root_pmap);
1075		1357
1076	return result;	1358	return result;
1077	}	1359	}
1078		1360
1079	bool	1361	void
1080	bgPixmap_t::set_root_pixmap ()	1362	bgPixmap_t::set_root_pixmap ()
1081	{	1363	{
1082	Pixmap new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);	1364	Pixmap new_root_pixmap = target->get_pixmap_property (target->xa[XA_XROOTPMAP_ID]);
1083	if (new_root_pixmap == None)	1365	if (new_root_pixmap == None)
1084	new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);	1366	new_root_pixmap = target->get_pixmap_property (target->xa[XA_ESETROOT_PMAP_ID]);
1085		1367
1086	if (new_root_pixmap != root_pixmap)
1087	{
1088	root_pixmap = new_root_pixmap;	1368	root_pixmap = new_root_pixmap;
1089	return true;
1090	}
1091
1092	return false;
1093	}	1369	}
1094	# endif /* ENABLE_TRANSPARENCY */	1370	# endif /* ENABLE_TRANSPARENCY */
1095		1371
1096	# ifndef HAVE_AFTERIMAGE	1372	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1097	static void ShadeXImage(rxvt_term *term, XImage* srcImage, int shade, int rm, int gm, int bm);	1373	static void shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c);
1098	# endif	1374	# endif
1099		1375
1100	bool	1376	bool
1101	bgPixmap_t::render ()	1377	bgPixmap_t::render ()
1102	{	1378	{
1103	unsigned long background_flags = 0;	1379	unsigned long background_flags = 0;
1104		1380
1105	if (target == NULL)	1381	if (target == NULL)
1106	return false;	1382	return false;
1107		1383
1108	TIMING_TEST_START (tp);
1109
1110	invalidate();	1384	invalidate ();
1111	# ifdef ENABLE_TRANSPARENCY	1385	# ifdef ENABLE_TRANSPARENCY
1112	if (flags & isTransparent)	1386	if (flags & isTransparent)
1113	{	1387	{
1114	/* we need to re-generate transparency pixmap in that case ! */	1388	/* we need to re-generate transparency pixmap in that case ! */
1115	background_flags = make_transparency_pixmap ();	1389	background_flags = make_transparency_pixmap ();
1116	if (background_flags == 0)	1390	if (background_flags == 0)
1117	return false;	1391	return false;
1118	else if ((background_flags & transpTransformations) == (flags & transpTransformations)	1392	else if ((background_flags & transpTransformations) == (flags & transpTransformations))
1119	&& pmap_depth == target->depth)
1120	flags = flags & ~isInvalid;	1393	flags &= ~isInvalid;
1121	}	1394	}
1122	# endif	1395	# endif
1123		1396
		1397	# ifdef BG_IMAGE_FROM_FILE
		1398	if (have_image
		1399	|| (background_flags & transpTransformations) != (flags & transpTransformations))
		1400	{
		1401	if (render_image (background_flags))
		1402	flags &= ~isInvalid;
		1403	}
		1404	# endif
		1405
		1406	# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1124	XImage *result = NULL;	1407	XImage *result = NULL;
1125	# ifdef HAVE_AFTERIMAGE	1408
1126	if (original_asim	1409	if (background_flags && (flags & isInvalid))
1127	|| (background_flags & transpTransformations) != (flags & transpTransformations))	1410	{
		1411	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1128	{	1412	}
1129	ASImage *background = NULL;
1130	ARGB32 as_tint = TINT_LEAVE_SAME;
1131	if (background_flags)
1132	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);
1133		1413
1134	# ifdef ENABLE_TRANSPARENCY	1414	if (result)
		1415	{
		1416	/* our own client-side tinting */
1135	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	1417	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
1136	{	1418	{
1137	ShadingInfo as_shade;
1138	as_shade.shading = (shade == 0) ? 100 : shade;
1139
1140	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1419	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1141	if (flags & tintSet)	1420	if (flags & tintSet)
1142	tint.get (c);	1421	tint.get (c);
1143	as_shade.tintColor.red = c.r;	1422	shade_ximage (DefaultVisual (target->dpy, target->display->screen), result, shade, c);
1144	as_shade.tintColor.green = c.g;
1145	as_shade.tintColor.blue = c.b;
1146
1147	as_tint = shading2tint32 (&as_shade);
1148	}
1149	if (!(background_flags & transpPmapBlured) && (flags & blurNeeded) && background != NULL)
1150	{	1423	}
1151	ASImage* tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
1152	(original_asim == NULL || tint == TINT_LEAVE_SAME)?ASA_XImage:ASA_ASImage,
1153	100, ASIMAGE_QUALITY_DEFAULT);
1154	if (tmp)
1155	{
1156	destroy_asimage (&background);
1157	background = tmp;
1158	}
1159	}
1160	# endif
1161		1424
1162	if (render_asim (background, as_tint))
1163	flags = flags & ~isInvalid;
1164	if (background)
1165	destroy_asimage (&background);
1166	}
1167	else if (background_flags && pmap_depth != target->depth)
1168	{
1169	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1170	}
1171
1172	# elif !XFT /* our own client-side tinting */
1173
1174	/* ATTENTION: We ASSUME that XFT will let us do all the tinting neccessary server-side.
1175	This may need to be changed in need_client_side_rendering() logic is altered !!! */
1176
1177	if (background_flags && (flags & isInvalid))
1178	{
1179	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1180	if (result != NULL && !(background_flags & transpPmapTinted) && (flags & tintNeeded))
1181	{
1182	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1183	if (flags & tintSet)
1184	tint.get (c);
1185	ShadeXImage (target, result, shade, c.r, c.g, c.b);
1186	}
1187	}
1188	# endif /* HAVE_AFTERIMAGE */
1189
1190	if (result)
1191	{
1192	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);	1425	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);
1193		1426
1194	if (gc)	1427	if (gc)
1195	{	1428	{
1196	if (/*pmap_depth != target->depth &&*/ pixmap != None)
1197	{
1198	XFreePixmap (target->dpy, pixmap);
1199	pixmap = None;
1200	}
1201
1202	if (pixmap == None)
1203	{
1204	pixmap = XCreatePixmap (target->dpy, target->vt, result->width, result->height, target->depth);
1205	pmap_width = result->width;
1206	pmap_height = result->height;
1207	pmap_depth = target->depth;
1208	}
1209
1210	if (pmap_depth != result->depth)
1211	{
1212	/* Bad Match error will ensue ! stupid X !!!! */
1213	if (result->depth == 24 && pmap_depth == 32)
1214	result->depth = 32;
1215	else if (result->depth == 32 && pmap_depth == 24)
1216	result->depth = 24;
1217	else
1218	{
1219	/* TODO: implement image recoding */
1220	}
1221	}
1222
1223	if (pmap_depth == result->depth)
1224	XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);	1429	XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1225		1430
1226	XFreeGC (target->dpy, gc);	1431	XFreeGC (target->dpy, gc);
1227	flags = flags & ~isInvalid;	1432	flags &= ~isInvalid;
1228	}	1433	}
1229		1434
1230	XDestroyImage (result);	1435	XDestroyImage (result);
1231	}	1436	}
		1437	# endif
1232		1438
1233	if (flags & isInvalid)	1439	if (flags & isInvalid)
1234	{	1440	{
1235	if (pixmap != None)	1441	if (pixmap != None)
1236	{	1442	{
1237	XFreePixmap (target->dpy, pixmap);	1443	XFreePixmap (target->dpy, pixmap);
1238	pixmap = None;	1444	pixmap = None;
1239	}	1445	}
1240	}	1446	}
1241		1447
1242	apply ();	1448	target->scr_recolour (false);
		1449	flags |= hasChanged;
1243		1450
1244	XSync (target->dpy, False);
1245	valid_since = ev::now ();	1451	valid_since = ev::now ();
1246		1452
1247	TIMING_TEST_PRINT_RESULT (tp);
1248
1249	return true;	1453	return true;
1250	}	1454	}
1251		1455
1252	bool	1456	void
1253	bgPixmap_t::set_target (rxvt_term *new_target)	1457	bgPixmap_t::set_target (rxvt_term *new_target)
1254	{	1458	{
1255	if (new_target)
1256	if (target != new_target)
1257	{
1258	target = new_target;	1459	target = new_target;
1259	# ifdef ENABLE_TRANSPARENCY	1460
1260	root_depth = DefaultDepthOfScreen (ScreenOfDisplay (target->dpy, target->display->screen));	1461	flags &= ~(HAS_RENDER | HAS_RENDER_CONV);
		1462	#if XRENDER
		1463	int major, minor;
		1464	if (XRenderQueryVersion (target->dpy, &major, &minor))
		1465	flags |= HAS_RENDER;
		1466	XFilters *filters = XRenderQueryFilters (target->dpy, target->vt);
		1467	if (filters)
		1468	{
		1469	for (int i = 0; i < filters->nfilter; i++)
		1470	if (!strcmp (filters->filter[i], FilterConvolution))
		1471	flags |= HAS_RENDER_CONV;
		1472
		1473	XFree (filters);
		1474	}
1261	# endif	1475	#endif
1262	return true;
1263	}
1264	return false;
1265	}
1266
1267	void
1268	bgPixmap_t::apply ()
1269	{
1270	if (target)
1271	{
1272	flags &= ~isVtOrigin;
1273	if (pixmap != None)
1274	{
1275	/* set target's background to pixmap */
1276	# ifdef ENABLE_TRANSPARENCY
1277	if (flags & isTransparent)
1278	{
1279	XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);
1280	XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);
1281	# if HAVE_SCROLLBARS
1282	if (target->scrollBar.win)
1283	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);
1284	# endif
1285	}
1286	else
1287	# endif
1288	{
1289	flags |= isVtOrigin;
1290	/* force old pixmap dereference in case it was transparent before :*/
1291	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1292	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1293	/* do we also need to set scrollbar's background here ? */
1294	# if HAVE_SCROLLBARS
1295	if (target->scrollBar.win)
1296	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1297	# endif
1298	}
1299	}
1300	else
1301	{
1302	/* set target background to a pixel */
1303	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1304	XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);
1305	/* do we also need to set scrollbar's background here ? */
1306	# if HAVE_SCROLLBARS
1307	if (target->scrollBar.win)
1308	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1309	# endif
1310	}
1311	/* don't want Expose on the parent or vt. It is better to use
1312	scr_touch or we get a great deal of flicker otherwise: */
1313	XClearWindow (target->dpy, target->parent[0]);
1314
1315	# if HAVE_SCROLLBARS
1316	if (target->scrollBar.win)
1317	{
1318	target->scrollBar.setIdle ();
1319	target->scrollbar_show (0);
1320	}
1321	# endif
1322
1323	target->want_refresh = 1;
1324	flags |= hasChanged;
1325	}
1326	}	1476	}
1327		1477
1328	#endif /* HAVE_BG_PIXMAP */	1478	#endif /* HAVE_BG_PIXMAP */
1329		1479
1330	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) && !XFT	1480	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1331	/* taken from aterm-0.4.2 */	1481	/* taken from aterm-0.4.2 */
1332		1482
1333	typedef uint32_t RUINT32T;
1334
1335	static void	1483	static void
1336	ShadeXImage(rxvt_term *term, XImage* srcImage, int shade, int rm, int gm, int bm)	1484	shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c)
1337	{	1485	{
1338	int sh_r, sh_g, sh_b;	1486	int sh_r, sh_g, sh_b;
1339	RUINT32T mask_r, mask_g, mask_b;	1487	uint32_t mask_r, mask_g, mask_b;
1340	RUINT32T *lookup, *lookup_r, *lookup_g, *lookup_b;	1488	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1341	unsigned int lower_lim_r, lower_lim_g, lower_lim_b;	1489	rgba low;
1342	unsigned int upper_lim_r, upper_lim_g, upper_lim_b;	1490	rgba high;
1343	int i;	1491	int i;
		1492	int host_byte_order = byteorder::big_endian () ? MSBFirst : LSBFirst;
1344		1493
1345	Visual *visual = term->visual;
1346
1347	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return ;	1494	if (visual->c_class != TrueColor || ximage->format != ZPixmap) return;
1348
1349	if (shade == 0)
1350	shade = 100;
1351		1495
1352	/* for convenience */	1496	/* for convenience */
1353	mask_r = visual->red_mask;	1497	mask_r = visual->red_mask;
1354	mask_g = visual->green_mask;	1498	mask_g = visual->green_mask;
1355	mask_b = visual->blue_mask;	1499	mask_b = visual->blue_mask;
1356		1500
1357	/* boring lookup table pre-initialization */	1501	/* boring lookup table pre-initialization */
1358	switch (srcImage->bits_per_pixel) {	1502	switch (ximage->depth)
		1503	{
1359	case 15:	1504	case 15:
1360	if ((mask_r != 0x7c00) ||	1505	if ((mask_r != 0x7c00) ||
1361	(mask_g != 0x03e0) ||	1506	(mask_g != 0x03e0) ||
1362	(mask_b != 0x001f))	1507	(mask_b != 0x001f))
1363	return;	1508	return;
1364	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+32+32));	1509	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+32+32));
1365	lookup_r = lookup;	1510	lookup_r = lookup;
1366	lookup_g = lookup+32;	1511	lookup_g = lookup+32;
1367	lookup_b = lookup+32+32;	1512	lookup_b = lookup+32+32;
1368	sh_r = 10;	1513	sh_r = 10;
1369	sh_g = 5;	1514	sh_g = 5;
1370	sh_b = 0;	1515	sh_b = 0;
1371	break;	1516	break;
1372	case 16:	1517	case 16:
1373	if ((mask_r != 0xf800) ||	1518	if ((mask_r != 0xf800) ||
1374	(mask_g != 0x07e0) ||	1519	(mask_g != 0x07e0) ||
1375	(mask_b != 0x001f))	1520	(mask_b != 0x001f))
1376	return;	1521	return;
1377	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+64+32));	1522	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+64+32));
1378	lookup_r = lookup;	1523	lookup_r = lookup;
1379	lookup_g = lookup+32;	1524	lookup_g = lookup+32;
1380	lookup_b = lookup+32+64;	1525	lookup_b = lookup+32+64;
1381	sh_r = 11;	1526	sh_r = 11;
1382	sh_g = 5;	1527	sh_g = 5;
1383	sh_b = 0;	1528	sh_b = 0;
1384	break;	1529	break;
1385	case 24:	1530	case 24:
1386	if ((mask_r != 0xff0000) ||	1531	if ((mask_r != 0xff0000) ||
1387	(mask_g != 0x00ff00) ||	1532	(mask_g != 0x00ff00) ||
1388	(mask_b != 0x0000ff))	1533	(mask_b != 0x0000ff))
1389	return;	1534	return;
1390	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));	1535	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1391	lookup_r = lookup;	1536	lookup_r = lookup;
1392	lookup_g = lookup+256;	1537	lookup_g = lookup+256;
1393	lookup_b = lookup+256+256;	1538	lookup_b = lookup+256+256;
1394	sh_r = 16;	1539	sh_r = 16;
1395	sh_g = 8;	1540	sh_g = 8;
1396	sh_b = 0;	1541	sh_b = 0;
1397	break;	1542	break;
1398	case 32:	1543	case 32:
1399	if ((mask_r != 0xff0000) ||	1544	if ((mask_r != 0xff0000) ||
1400	(mask_g != 0x00ff00) ||	1545	(mask_g != 0x00ff00) ||
1401	(mask_b != 0x0000ff))	1546	(mask_b != 0x0000ff))
1402	return;	1547	return;
1403	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));	1548	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1404	lookup_r = lookup;	1549	lookup_r = lookup;
1405	lookup_g = lookup+256;	1550	lookup_g = lookup+256;
1406	lookup_b = lookup+256+256;	1551	lookup_b = lookup+256+256;
1407	sh_r = 16;	1552	sh_r = 16;
1408	sh_g = 8;	1553	sh_g = 8;
1409	sh_b = 0;	1554	sh_b = 0;
1410	break;	1555	break;
1411	default:	1556	default:
1412	return; /* we do not support this color depth */	1557	return; /* we do not support this color depth */
1413	}	1558	}
1414		1559
1415	/* prepare limits for color transformation (each channel is handled separately) */	1560	/* prepare limits for color transformation (each channel is handled separately) */
1416	if (shade < 0) {	1561	if (shade > 100)
		1562	{
1417	shade = -shade;	1563	shade = 200 - shade;
1418	if (shade < 0) shade = 0;
1419	if (shade > 100) shade = 100;
1420		1564
1421	lower_lim_r = 65535-rm;	1565	high.r = c.r * shade / 100;
1422	lower_lim_g = 65535-gm;	1566	high.g = c.g * shade / 100;
1423	lower_lim_b = 65535-bm;	1567	high.b = c.b * shade / 100;
1424		1568
1425	lower_lim_r = 65535-(unsigned int)(((RUINT32T)lower_lim_r)*((RUINT32T)shade)/100);	1569	low.r = 65535 * (100 - shade) / 100;
1426	lower_lim_g = 65535-(unsigned int)(((RUINT32T)lower_lim_g)*((RUINT32T)shade)/100);	1570	low.g = 65535 * (100 - shade) / 100;
1427	lower_lim_b = 65535-(unsigned int)(((RUINT32T)lower_lim_b)*((RUINT32T)shade)/100);	1571	low.b = 65535 * (100 - shade) / 100;
1428
1429	upper_lim_r = upper_lim_g = upper_lim_b = 65535;
1430	} else {
1431	if (shade < 0) shade = 0;
1432	if (shade > 100) shade = 100;
1433
1434	lower_lim_r = lower_lim_g = lower_lim_b = 0;
1435
1436	upper_lim_r = (unsigned int)((((RUINT32T)rm)*((RUINT32T)shade))/100);
1437	upper_lim_g = (unsigned int)((((RUINT32T)gm)*((RUINT32T)shade))/100);
1438	upper_lim_b = (unsigned int)((((RUINT32T)bm)*((RUINT32T)shade))/100);
1439	}	1572	}
1440		1573	else
1441	/* switch red and blue bytes if necessary, we need it for some weird XServers like XFree86 3.3.3.1 */
1442	if ((srcImage->bits_per_pixel == 24) && (mask_r >= 0xFF0000 ))
1443	{	1574	{
1444	unsigned int tmp;	1575	high.r = c.r * shade / 100;
		1576	high.g = c.g * shade / 100;
		1577	high.b = c.b * shade / 100;
1445		1578
1446	tmp = lower_lim_r;	1579	low.r = low.g = low.b = 0;
1447	lower_lim_r = lower_lim_b;
1448	lower_lim_b = tmp;
1449
1450	tmp = upper_lim_r;
1451	upper_lim_r = upper_lim_b;
1452	upper_lim_b = tmp;
1453	}	1580	}
1454		1581
1455	/* fill our lookup tables */	1582	/* fill our lookup tables */
1456	for (i = 0; i <= mask_r>>sh_r; i++)	1583	for (i = 0; i <= mask_r>>sh_r; i++)
1457	{	1584	{
1458	RUINT32T tmp;	1585	uint32_t tmp;
1459	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_r-lower_lim_r));	1586	tmp = i * high.r;
1460	tmp += ((RUINT32T)(mask_r>>sh_r))*((RUINT32T)lower_lim_r);	1587	tmp += (mask_r>>sh_r) * low.r;
1461	lookup_r[i] = (tmp/65535)<<sh_r;	1588	lookup_r[i] = (tmp/65535)<<sh_r;
1462	}	1589	}
1463	for (i = 0; i <= mask_g>>sh_g; i++)	1590	for (i = 0; i <= mask_g>>sh_g; i++)
1464	{	1591	{
1465	RUINT32T tmp;	1592	uint32_t tmp;
1466	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_g-lower_lim_g));	1593	tmp = i * high.g;
1467	tmp += ((RUINT32T)(mask_g>>sh_g))*((RUINT32T)lower_lim_g);	1594	tmp += (mask_g>>sh_g) * low.g;
1468	lookup_g[i] = (tmp/65535)<<sh_g;	1595	lookup_g[i] = (tmp/65535)<<sh_g;
1469	}	1596	}
1470	for (i = 0; i <= mask_b>>sh_b; i++)	1597	for (i = 0; i <= mask_b>>sh_b; i++)
1471	{	1598	{
1472	RUINT32T tmp;	1599	uint32_t tmp;
1473	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_b-lower_lim_b));	1600	tmp = i * high.b;
1474	tmp += ((RUINT32T)(mask_b>>sh_b))*((RUINT32T)lower_lim_b);	1601	tmp += (mask_b>>sh_b) * low.b;
1475	lookup_b[i] = (tmp/65535)<<sh_b;	1602	lookup_b[i] = (tmp/65535)<<sh_b;
1476	}	1603	}
1477		1604
1478	/* apply table to input image (replacing colors by newly calculated ones) */	1605	/* apply table to input image (replacing colors by newly calculated ones) */
1479	switch (srcImage->bits_per_pixel)	1606	if (ximage->bits_per_pixel == 32
		1607	&& (ximage->depth == 24 || ximage->depth == 32)
		1608	&& ximage->byte_order == host_byte_order)
1480	{	1609	{
1481	case 15:
1482	{
1483	unsigned short *p1, *pf, *p, *pl;	1610	uint32_t *p1, *pf, *p, *pl;
1484	p1 = (unsigned short *) srcImage->data;	1611	p1 = (uint32_t *) ximage->data;
1485	pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);	1612	pf = (uint32_t *) (ximage->data + ximage->height * ximage->bytes_per_line);
		1613
1486	while (p1 < pf)	1614	while (p1 < pf)
1487	{	1615	{
1488	p = p1;	1616	p = p1;
1489	pl = p1 + srcImage->width;	1617	pl = p1 + ximage->width;
1490	for (; p < pl; p++)	1618	for (; p < pl; p++)
1491	{	1619	{
1492	*p = lookup_r[(*p & 0x7c00)>>10] |
1493	lookup_g[(*p & 0x03e0)>> 5] |
1494	lookup_b[(*p & 0x001f)];
1495	}
1496	p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1497	}
1498	break;
1499	}
1500	case 16:
1501	{
1502	unsigned short *p1, *pf, *p, *pl;
1503	p1 = (unsigned short *) srcImage->data;
1504	pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1505	while (p1 < pf)
1506	{
1507	p = p1;
1508	pl = p1 + srcImage->width;
1509	for (; p < pl; p++)
1510	{
1511	*p = lookup_r[(*p & 0xf800)>>11] |
1512	lookup_g[(*p & 0x07e0)>> 5] |
1513	lookup_b[(*p & 0x001f)];
1514	}
1515	p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1516	}
1517	break;
1518	}
1519	case 24:
1520	{
1521	unsigned char *p1, *pf, *p, *pl;
1522	p1 = (unsigned char *) srcImage->data;
1523	pf = (unsigned char *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1524	while (p1 < pf)
1525	{
1526	p = p1;
1527	pl = p1 + srcImage->width * 3;
1528	for (; p < pl; p += 3)
1529	{
1530	p[0] = lookup_r[(p[0] & 0xff0000)>>16];
1531	p[1] = lookup_r[(p[1] & 0x00ff00)>> 8];
1532	p[2] = lookup_r[(p[2] & 0x0000ff)];
1533	}
1534	p1 = (unsigned char *) ((char *) p1 + srcImage->bytes_per_line);
1535	}
1536	break;
1537	}
1538	case 32:
1539	{
1540	RUINT32T *p1, *pf, *p, *pl;
1541	p1 = (RUINT32T *) srcImage->data;
1542	pf = (RUINT32T *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1543
1544	while (p1 < pf)
1545	{
1546	p = p1;
1547	pl = p1 + srcImage->width;
1548	for (; p < pl; p++)
1549	{
1550	*p = lookup_r[(*p & 0xff0000)>>16] |	1620	*p = lookup_r[(*p & 0xff0000) >> 16] |
1551	lookup_g[(*p & 0x00ff00)>> 8] |	1621	lookup_g[(*p & 0x00ff00) >> 8] |
1552	lookup_b[(*p & 0x0000ff)] |	1622	lookup_b[(*p & 0x0000ff)] |
1553	(*p & ~0xffffff);	1623	(*p & 0xff000000);
		1624	}
		1625	p1 = (uint32_t *) ((char *) p1 + ximage->bytes_per_line);
		1626	}
		1627	}
		1628	else
		1629	{
		1630	for (int y = 0; y < ximage->height; y++)
		1631	for (int x = 0; x < ximage->width; x++)
		1632	{
		1633	unsigned long pixel = XGetPixel (ximage, x, y);
		1634	pixel = lookup_r[(pixel & mask_r) >> sh_r] |
		1635	lookup_g[(pixel & mask_g) >> sh_g] |
		1636	lookup_b[(pixel & mask_b) >> sh_b];
		1637	XPutPixel (ximage, x, y, pixel);
1554	}	1638	}
1555	p1 = (RUINT32T *) ((char *) p1 + srcImage->bytes_per_line);
1556	}	1639	}
1557	break;
1558	}
1559	}
1560		1640
1561	free (lookup);	1641	free (lookup);
1562	}	1642	}
1563	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */	1643	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */

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