ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/rxvt-unicode/src/background.C

Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.2 by sasha, Wed Sep 12 21:06:08 2007 UTC vs.
Revision 1.134 by sf-exg, Tue Jan 11 11:04:39 2011 UTC

1	/*----------------------------------------------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: background.C - former xmp.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
		111	void
		112	bgPixmap_t::destroy ()
		113	{
		114	#ifdef HAVE_AFTERIMAGE
		115	if (original_asim)
		116	safe_asimage_destroy (original_asim);
		117	#endif
		118
		119	#ifdef HAVE_PIXBUF
		120	if (pixbuf)
		121	g_object_unref (pixbuf);
		122	#endif
		123
		124	if (pixmap && target)
		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;
		140	}
105		141
106	bool	142	bool
107	bgPixmap_t::window_size_sensitive ()	143	bgPixmap_t::window_size_sensitive ()
108	{	144	{
109	# ifdef BG_IMAGE_FROM_FILE
110	# ifdef HAVE_AFTERIMAGE
111	if (original_asim != NULL)
112	# endif
113	{
114	if (h_scale != 0 || v_scale != 0
115	|| h_align != 0 || v_align != 0)
116	return true;
117	}
118	# endif
119	# ifdef ENABLE_TRANSPARENCY	145	# ifdef ENABLE_TRANSPARENCY
120	if (flags & isTransparent)	146	if (flags & isTransparent)
121	return true;	147	return true;
122	# endif	148	# endif
		149
		150	# ifdef BG_IMAGE_FROM_FILE
		151	if (have_image)
		152	{
		153	if (flags & sizeSensitive)
		154	return true;
		155	}
		156	# endif
		157
123	return false;	158	return false;
124	}	159	}
125		160
126	bool bgPixmap_t::need_client_side_rendering ()	161	bool
		162	bgPixmap_t::window_position_sensitive ()
127	{	163	{
128	# ifdef HAVE_AFTERIMAGE	164	# ifdef ENABLE_TRANSPARENCY
129	if (original_asim != NULL)	165	if (flags & isTransparent)
130	return true;	166	return true;
131	# endif	167	# endif
132	# ifdef ENABLE_TRANSPARENCY	168
133	if (flags & isTransparent)	169	# ifdef BG_IMAGE_FROM_FILE
		170	if (have_image)
134	{	171	{
135	if (((flags & blurNeeded) && !(flags & blurServerSide))	172	if (flags & rootAlign)
136	|| ((flags & tintNeeded) && !(flags & tintServerSide)))
137	return true;	173	return true;
138	}	174	}
139	# endif	175	# endif
		176
140	return false;	177	return false;
141	}	178	}
142		179
143	# ifdef BG_IMAGE_FROM_FILE	180	# ifdef BG_IMAGE_FROM_FILE
144	static inline bool	181	static inline bool
…		…
177		214
178	static inline int	215	static inline int
179	make_align_position (int align, int window_size, int image_size)	216	make_align_position (int align, int window_size, int image_size)
180	{	217	{
181	int diff = window_size - image_size;	218	int diff = window_size - image_size;
182	int smaller = MIN (image_size,window_size);	219	int smaller = min (image_size, window_size);
183		220
184	if (align >= 0 && align <= 50)	221	if (align >= 0 && align <= 100)
185	return diff * align / 100;	222	return diff * align / 100;
186	else if (align > 50 && align <= 100)
187	return window_size - image_size - diff * (100 - align) / 100;
188	else if (align > 100 && align <= 200 )	223	else if (align > 100 && align <= 200)
189	return ((align - 100) * smaller / 100) + window_size - smaller;	224	return ((align - 100) * smaller / 100) + window_size - smaller;
190	else if (align > -100 && align < 0)	225	else if (align >= -100 && align < 0)
191	return ((align + 100) * smaller / 100) - image_size;	226	return ((align + 100) * smaller / 100) - image_size;
192	return 0;	227	return 0;
193	}	228	}
194		229
195	static inline int	230	static inline int
196	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)	231	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)
197	{	232	{
198	int src_pos = 0;	233	int src_pos = 0;
199	dst_pos = 0;	234	dst_pos = pos;
200	dst_size = size;	235	dst_size = size;
201	if (pos < 0 && size > target_size)	236	if (pos < 0)
202	{	237	{
203	src_pos = -pos;	238	src_pos = -pos;
		239	dst_pos = 0;
204	dst_size += pos;	240	dst_size += pos;
205	}	241	}
206	else if (pos > 0)
207	dst_pos = pos;
208		242
209	if (dst_pos + dst_size > target_size)	243	if (dst_pos + dst_size > target_size)
210	dst_size = target_size - dst_pos;	244	dst_size = target_size - dst_pos;
211	return src_pos;	245	return src_pos;
212	}	246	}
213		247
214	bool	248	bool
215	bgPixmap_t::set_geometry (const char *geom)	249	bgPixmap_t::set_geometry (const char *geom, bool update)
216	{	250	{
		251	bool changed = false;
217	int geom_flags = 0, changed = 0;	252	int geom_flags = 0;
218	int x = 0, y = 0;	253	int x = 0, y = 0;
219	unsigned int w = 0, h = 0;	254	unsigned int w = 0, h = 0;
220	unsigned int n;	255	unsigned int n;
221	unsigned long new_flags = (flags & (~geometryFlags));	256	unsigned long new_flags = (flags & (~geometryFlags));
222	char *p;	257	const char *ops;
223	# define MAXLEN_GEOM 256 /* could be longer then regular geometry string */
224		258
225	if (geom == NULL)	259	if (geom == NULL)
226	return false;	260	return false;
227		261
228	char str[MAXLEN_GEOM];	262	char str[256];
229		263
230	while (isspace(*geom)) ++geom;
231	if ((p = strchr (geom, ';')) == NULL)
232	p = strchr (geom, '\0');	264	ops = strchr (geom, ':');
233		265	if (ops == NULL)
		266	n = strlen (geom);
		267	else
234	n = (p - geom);	268	n = ops - geom;
235	if (n < MAXLEN_GEOM)
236	{
237	char *ops;
238	new_flags |= geometrySet;
239		269
		270	if (n >= sizeof (str))
		271	return false;
		272
240	strncpy (str, geom, n);	273	memcpy (str, geom, n);
241	str[n] = '\0';	274	str[n] = '\0';
242	if (str[0] == ':')	275	rxvt_strtrim (str);
243	ops = &str[0];
244	else if (str[0] != 'x' && str[0] != 'X' && isalpha(str[0]))
245	ops = &str[0];
246	else
247	{
248	char *tmp;
249	ops = strchr (str, ':');
250	if (ops != NULL)
251	{
252	for (tmp = ops-1; tmp >= str && isspace(*tmp); --tmp);
253	*(++tmp) = '\0';
254	if (ops == tmp) ++ops;
255	}
256	}
257		276
258	if (ops > str || ops == NULL)	277	if (str[0])
259	{	278	{
260	/* we have geometry string - let's handle it prior to applying ops */	279	/* we have geometry string - let's handle it prior to applying ops */
261	geom_flags = XParseGeometry (str, &x, &y, &w, &h);	280	geom_flags = XParseGeometry (str, &x, &y, &w, &h);
262
263	if ((geom_flags & XValue) && !(geom_flags & YValue))
264	{
265	y = x;
266	geom_flags |= YValue;
267	}
268
269	if (flags & geometrySet)
270	{/* new geometry is an adjustment to the old one ! */
271	if ((geom_flags & WidthValue) && (geom_flags & HeightValue))
272	{
273	if (w == 0 && h != 0)
274	{
275	w = h_scale;
276	h = (v_scale * h) / 100;
277	}
278	else if (h == 0 && w != 0)
279	{
280	w = (h_scale * w) / 100;
281	h = v_scale;
282	}
283	}
284	if (geom_flags & XValue)
285	{
286	if (str[0] != '=')
287	{
288	y += v_align;
289	x += h_align;
290	}
291	}
292	}
293	else /* setting up geometry from scratch */
294	{
295	if (!(geom_flags & XValue))
296	{/* use default geometry - centered */
297	x = y = defaultAlign;
298	}
299	else if (!(geom_flags & YValue))
300	y = x;
301
302	if ((geom_flags & (WidthValue|HeightValue)) == 0)
303	{/* use default geometry - scaled */
304	w = h = defaultScale;
305	}
306	else if (geom_flags & WidthValue)
307	{
308	if (!(geom_flags & HeightValue))
309	h = w;
310	}
311	else
312	w = h;
313	}
314	} /* done parsing geometry string */	281	} /* done parsing geometry string */
315	else if (!(flags & geometrySet))	282
316	{ /* default geometry - scaled and centered */	283	if (!update)
		284	{
		285	if (!(geom_flags & XValue))
317	x = y = defaultAlign;	286	x = y = defaultAlign;
		287	else if (!(geom_flags & YValue))
		288	y = x;
		289
		290	if (!(geom_flags & (WidthValue|HeightValue)))
318	w = h = defaultScale;	291	w = h = defaultScale;
319	}	292	else if (!(geom_flags & HeightValue))
320		293	h = w;
321	if (!(flags & geometrySet))	294	else if (!(geom_flags & WidthValue))
		295	w = h;
		296
322	geom_flags |= WidthValue|HeightValue|XValue|YValue;	297	geom_flags |= WidthValue|HeightValue|XValue|YValue;
		298	}
323		299
324	if (ops)	300	if (ops)
325	{	301	{
326	while (*ops)	302	char **arr = rxvt_strsplit (':', ops + 1);
		303
		304	for (int i = 0; arr[i]; i++)
327	{	305	{
328	while (*ops == ':' || isspace(*ops)) ++ops;	306	if (!strcasecmp (arr[i], "tile"))
329	# define CHECK_GEOM_OPS(op_str) (strncasecmp (ops, (op_str), sizeof(op_str)-1) == 0)
330	if (CHECK_GEOM_OPS("tile"))
331	{	307	{
332	w = h = 0;	308	w = h = noScale;
333	geom_flags |= WidthValue|HeightValue;	309	geom_flags |= WidthValue|HeightValue;
334	}	310	}
335	else if (CHECK_GEOM_OPS("propscale"))	311	else if (!strcasecmp (arr[i], "propscale"))
336	{	312	{
337	if (w == 0 && h == 0)
338	{
339	w = 100;
340	geom_flags |= WidthValue;
341	}
342	new_flags |= propScale;	313	new_flags |= propScale;
343	}	314	}
344	else if (CHECK_GEOM_OPS("hscale"))	315	else if (!strcasecmp (arr[i], "hscale"))
345	{	316	{
346	if (w == 0)	317	if (w == 0) w = windowScale;
347	w = 100;	318
348	h = 0;	319	h = noScale;
349	geom_flags |= WidthValue|HeightValue;	320	geom_flags |= WidthValue|HeightValue;
350	}	321	}
351	else if (CHECK_GEOM_OPS("vscale"))	322	else if (!strcasecmp (arr[i], "vscale"))
352	{	323	{
353	if (h == 0)	324	if (h == 0) h = windowScale;
354	h = 100;	325
355	w = 0;	326	w = noScale;
356	geom_flags |= WidthValue|HeightValue;	327	geom_flags |= WidthValue|HeightValue;
357	}	328	}
358	else if (CHECK_GEOM_OPS("scale"))	329	else if (!strcasecmp (arr[i], "scale"))
359	{	330	{
360	if (h == 0)	331	if (h == 0) h = windowScale;
361	h = 100;	332	if (w == 0) w = windowScale;
362	if (w == 0)	333
363	w = 100;
364	geom_flags |= WidthValue|HeightValue;	334	geom_flags |= WidthValue|HeightValue;
365	}	335	}
366	else if (CHECK_GEOM_OPS("auto"))	336	else if (!strcasecmp (arr[i], "auto"))
367	{	337	{
368	w = h = 100;	338	w = h = windowScale;
369	x = y = 50;	339	x = y = centerAlign;
370	geom_flags |= WidthValue|HeightValue|XValue|YValue;	340	geom_flags |= WidthValue|HeightValue|XValue|YValue;
371	}	341	}
372	# undef CHECK_GEOM_OPS	342	else if (!strcasecmp (arr[i], "root"))
373	while (*ops != ':' && *ops != '\0') ++ops;	343	{
		344	new_flags |= rootAlign;
		345	w = h = noScale;
		346	geom_flags |= WidthValue|HeightValue;
		347	}
374	} /* done parsing ops */	348	} /* done parsing ops */
375	}
376		349
		350	rxvt_free_strsplit (arr);
		351	}
		352
377	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w))	353	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;
378	++changed;
379	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h))	354	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;
380	++changed;
381	if (check_set_align_value (geom_flags, XValue, h_align, x))	355	if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;
382	++changed;
383	if (check_set_align_value (geom_flags, YValue, v_align, y))	356	if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
384	++changed;
385	}
386		357
387	if (new_flags != flags)	358	if (new_flags != flags)
388	{	359	{
389	flags = new_flags;	360	flags = new_flags;
390	changed++;	361	changed = true;
391	}	362	}
392	//fprintf( stderr, "flags = %lX, scale = %ux%u, align=%+d%+d\n",	363
393	// flags, h_scale, v_scale, h_align, v_align);
394	return (changed > 0);	364	return changed;
		365	}
		366
		367	void
		368	bgPixmap_t::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
		369	{
		370	int target_width = target->szHint.width;
		371	int target_height = target->szHint.height;
		372
		373	if (flags & propScale)
		374	{
		375	float scale = (float)target_width / image_width;
		376	min_it (scale, (float)target_height / image_height);
		377	w = image_width * scale + 0.5;
		378	h = image_height * scale + 0.5;
		379	}
		380	else
		381	{
		382	w = h_scale * target_width / 100;
		383	h = v_scale * target_height / 100;
		384	}
		385
		386	if (!w) w = image_width;
		387	if (!h) h = image_height;
		388
		389	if (flags & rootAlign)
		390	{
		391	x = -target_x;
		392	y = -target_y;
		393	}
		394	else
		395	{
		396	x = make_align_position (h_align, target_width, w);
		397	y = make_align_position (v_align, target_height, h);
		398	}
		399
		400	flags &= ~sizeSensitive;
		401	if ((flags & propScale) || h_scale || v_scale
		402	|| (!(flags & rootAlign) && (h_align || v_align))
		403	|| w > target_width || h > target_height)
		404	flags |= sizeSensitive;
395	}	405	}
396		406
397	# ifdef HAVE_AFTERIMAGE	407	# ifdef HAVE_AFTERIMAGE
398	bool	408	bool
399	bgPixmap_t::render_asim (ASImage *background, ARGB32 background_tint)	409	bgPixmap_t::render_image (unsigned long background_flags)
400	{	410	{
401	if (target == NULL)	411	if (target == NULL)
402	return false;	412	return false;
403		413
		414	target->init_asv ();
		415
		416	ASImage *background = NULL;
		417	ARGB32 background_tint = TINT_LEAVE_SAME;
		418
		419	# ifdef ENABLE_TRANSPARENCY
		420	if (background_flags)
		421	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);
		422
		423	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
		424	{
		425	ShadingInfo as_shade;
		426	as_shade.shading = shade;
		427
		428	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
		429	if (flags & tintSet)
		430	tint.get (c);
		431	as_shade.tintColor.red = c.r;
		432	as_shade.tintColor.green = c.g;
		433	as_shade.tintColor.blue = c.b;
		434
		435	background_tint = shading2tint32 (&as_shade);
		436	}
		437
		438	if (!(background_flags & transpPmapBlurred) && (flags & blurNeeded) && background != NULL)
		439	{
		440	ASImage *tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
		441	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,
		442	100, ASIMAGE_QUALITY_DEFAULT);
		443	if (tmp)
		444	{
		445	destroy_asimage (&background);
		446	background = tmp;
		447	}
		448	}
		449	# endif
		450
		451	ASImage *result = 0;
		452
404	int target_width = (int)target->szHint.width;	453	int target_width = target->szHint.width;
405	int target_height = (int)target->szHint.height;	454	int target_height = target->szHint.height;
406	int new_pmap_width = target_width, new_pmap_height = target_height;	455	int new_pmap_width = target_width;
407	ASImage *result = NULL;	456	int new_pmap_height = target_height;
408		457
409	int x = 0;	458	int x = 0;
410	int y = 0;	459	int y = 0;
411	int w = h_scale * target_width / 100;	460	int w = 0;
412	int h = v_scale * target_height / 100;	461	int h = 0;
413
414	TIMING_TEST_START (asim);
415		462
416	if (original_asim)	463	if (original_asim)
417	{	464	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
418	x = make_align_position (h_align, target_width, w > 0 ? w : (int)original_asim->width);
419	y = make_align_position (v_align, target_height, h > 0 ? h : (int)original_asim->height);
420	}
421		465
422	if (original_asim == NULL	466	if (!original_asim
		467	|| (!(flags & rootAlign)
423	|| x >= target_width	468	&& (x >= target_width
424	|| y >= target_height	469	|| y >= target_height
425	|| (w > 0 && x + w <= 0)	470	|| (x + w <= 0)
426	|| (h > 0 && y + h <= 0))	471	|| (y + h <= 0))))
427	{	472	{
428	if (background)	473	if (background)
429	{	474	{
430	new_pmap_width = background->width;	475	new_pmap_width = background->width;
431	new_pmap_height = background->height;	476	new_pmap_height = background->height;
432	result = background;	477	result = background;
		478
433	if (background_tint != TINT_LEAVE_SAME)	479	if (background_tint != TINT_LEAVE_SAME)
434	{	480	{
435	ASImage* tmp = tile_asimage (target->asv, background, 0, 0,	481	ASImage *tmp = tile_asimage (target->asv, background, 0, 0,
436	target_width, target_height, background_tint,	482	target_width, target_height, background_tint,
437	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);	483	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
438	if (tmp)	484	if (tmp)
439	result = tmp;	485	result = tmp;
440	}	486	}
…		…
443	new_pmap_width = new_pmap_height = 0;	489	new_pmap_width = new_pmap_height = 0;
444	}	490	}
445	else	491	else
446	{	492	{
447	result = original_asim;	493	result = original_asim;
		494
448	if ((w > 0 && w != original_asim->width)	495	if ((w != original_asim->width)
449	|| (h > 0 && h != original_asim->height))	496	|| (h != original_asim->height))
450	{	497	{
451	result = scale_asimage (target->asv, original_asim,	498	result = scale_asimage (target->asv, original_asim,
452	w > 0 ? w : original_asim->width,	499	w, h,
453	h > 0 ? h : original_asim->height,
454	background ? ASA_ASImage : ASA_XImage,	500	background ? ASA_ASImage : ASA_XImage,
455	100, ASIMAGE_QUALITY_DEFAULT);	501	100, ASIMAGE_QUALITY_DEFAULT);
456	}	502	}
		503
457	if (background == NULL)	504	if (background == NULL)
458	{/* if tiling - pixmap has to be sized exactly as the image */	505	{
459	if (h_scale == 0)
460	new_pmap_width = result->width;
461	if (v_scale == 0)
462	new_pmap_height = result->height;
463	/* we also need to tile our image in one or both directions */
464	if (h_scale == 0 || v_scale == 0)	506	if (h_scale == 0 || v_scale == 0)
465	{	507	{
		508	/* if tiling - pixmap has to be sized exactly as the image,
		509	but there is no need to make it bigger than the window! */
		510	new_pmap_width = min (result->width, target_width);
		511	new_pmap_height = min (result->height, target_height);
		512
		513	/* we also need to tile our image in both directions */
466	ASImage *tmp = tile_asimage (target->asv, result,	514	ASImage *tmp = tile_asimage (target->asv, result,
467	(h_scale > 0) ? 0 : (int)result->width - x,	515	(int)result->width - x,
468	(v_scale > 0) ? 0 : (int)result->height - y,	516	(int)result->height - y,
		517	new_pmap_width,
469	result->width, result->height,	518	new_pmap_height,
470	TINT_LEAVE_SAME, ASA_XImage,	519	TINT_LEAVE_SAME, ASA_XImage,
471	100, ASIMAGE_QUALITY_DEFAULT);	520	100, ASIMAGE_QUALITY_DEFAULT);
472	if (tmp)	521	if (tmp)
473	{	522	{
474	if (result != original_asim)	523	if (result != original_asim)
475	destroy_asimage (&result);	524	destroy_asimage (&result);
		525
476	result = tmp;	526	result = tmp;
477	}	527	}
478	}	528	}
479	}	529	}
480	else	530	else
		531	{
481	{/* if blending background and image - pixmap has to be sized same as target window */	532	/* if blending background and image - pixmap has to be sized same as target window */
482	ASImageLayer *layers = create_image_layers (2);	533	ASImageLayer *layers = create_image_layers (2);
483	ASImage *merged_im = NULL;
484		534
485	layers[0].im = background;	535	layers[0].im = background;
486	layers[0].clip_width = target_width;	536	layers[0].clip_width = target_width;
487	layers[0].clip_height = target_height;	537	layers[0].clip_height = target_height;
488	layers[0].tint = background_tint;	538	layers[0].tint = background_tint;
489	layers[1].im = result;	539	layers[1].im = result;
490	if (w <= 0)	540
		541	if (h_scale == 0 || v_scale == 0)
		542	{
491	{/* tile horizontally */	543	/* tile horizontally */
492	while (x > 0) x -= (int)result->width;	544	while (x > 0) x -= (int)result->width;
493	layers[1].dst_x = x;	545	layers[1].dst_x = x;
494	layers[1].clip_width = result->width+target_width;	546	layers[1].clip_width = result->width+target_width;
495	}	547	}
496	else	548	else
		549	{
497	{/* clip horizontally */	550	/* clip horizontally */
498	layers[1].dst_x = x;	551	layers[1].dst_x = x;
499	layers[1].clip_width = result->width;	552	layers[1].clip_width = result->width;
500	}	553	}
501	if (h <= 0)	554
		555	if (h_scale == 0 || v_scale == 0)
502	{	556	{
503	while (y > 0) y -= (int)result->height;	557	while (y > 0) y -= (int)result->height;
504	layers[1].dst_y = y;	558	layers[1].dst_y = y;
505	layers[1].clip_height = result->height + target_height;	559	layers[1].clip_height = result->height + target_height;
506	}	560	}
507	else	561	else
508	{	562	{
509	layers[1].dst_y = y;	563	layers[1].dst_y = y;
510	layers[1].clip_height = result->height;	564	layers[1].clip_height = result->height;
511	}	565	}
		566
512	if (target->rs[Rs_blendtype])	567	if (target->rs[Rs_blendtype])
513	{	568	{
514	layers[1].merge_scanlines = blend_scanlines_name2func (target->rs[Rs_blendtype]);	569	layers[1].merge_scanlines = blend_scanlines_name2func (target->rs[Rs_blendtype]);
515	if (layers[1].merge_scanlines == NULL)	570	if (layers[1].merge_scanlines == NULL)
516	layers[1].merge_scanlines = alphablend_scanlines;	571	layers[1].merge_scanlines = alphablend_scanlines;
517	}	572	}
		573
518	ASImage *tmp = merge_layers (target->asv, layers, 2, target_width, target_height,	574	ASImage *tmp = merge_layers (target->asv, layers, 2, target_width, target_height,
519	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);	575	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
		576
520	if (tmp)	577	if (tmp)
521	{	578	{
522	if (result != original_asim)	579	if (result != original_asim)
523	destroy_asimage (&result);	580	destroy_asimage (&result);
		581
524	result = tmp;	582	result = tmp;
525	}	583	}
		584
526	free (layers);	585	free (layers);
527	}	586	}
528	}	587	}
529	TIMING_TEST_PRINT_RESULT (asim);
530		588
531	if (pixmap)	589	bool ret = false;
532	{
533	if (result == NULL
534	|| pmap_width != new_pmap_width
535	|| pmap_height != new_pmap_height
536	|| pmap_depth != target->depth)
537	{
538	XFreePixmap (target->dpy, pixmap);
539	pixmap = None;
540	}
541	}
542		590
543	if (result)	591	if (result)
544	{	592	{
545	XGCValues gcv;	593	XGCValues gcv;
546	GC gc;	594	GC gc;
547		595
548	/* create Pixmap */	596	/* create Pixmap */
549	if (pixmap == None)	597	if (pixmap == None
		598	|| pmap_width != new_pmap_width
		599	|| pmap_height != new_pmap_height)
550	{	600	{
		601	if (pixmap)
		602	XFreePixmap (target->dpy, pixmap);
551	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);	603	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);
552	pmap_width = new_pmap_width;	604	pmap_width = new_pmap_width;
553	pmap_height = new_pmap_height;	605	pmap_height = new_pmap_height;
554	pmap_depth = target->depth;
555	}	606	}
556	/* fill with background color ( if result's not completely overlapping it)*/	607	/* fill with background color (if result's not completely overlapping it) */
557	gcv.foreground = target->pix_colors[Color_bg];	608	gcv.foreground = target->pix_colors[Color_bg];
558	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);	609	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
559		610
560	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;	611	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
561	int dst_width = result->width, dst_height = result->height;	612	int dst_width = result->width, dst_height = result->height;
562	if (background == NULL)	613	if (background == NULL)
563	{	614	{
564	if (h_scale > 0)	615	if (!(h_scale == 0 || v_scale == 0))
		616	{
565	src_x = make_clip_rectangle (x, result->width, new_pmap_width, dst_x, dst_width);	617	src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );
566	if (v_scale > 0)
567	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);	618	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
		619	}
568		620
569	if (dst_x > 0 || dst_y > 0	621	if (dst_x > 0 || dst_y > 0
570	|| dst_x + dst_width < new_pmap_width	622	|| dst_x + dst_width < new_pmap_width
571	|| dst_y + dst_height < new_pmap_height)	623	|| dst_y + dst_height < new_pmap_height)
572	{
573	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	624	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
574	}
575	}	625	}
576		626
577	/* put result on pixmap */	627	/* put result on pixmap */
578	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	628	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
579	asimage2drawable (target->asv, pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);	629	asimage2drawable (target->asv, pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);
580		630
581	if (result != background && result != original_asim)	631	if (result != background && result != original_asim)
582	destroy_asimage (&result);	632	destroy_asimage (&result);
583		633
584	XFreeGC (target->dpy, gc);	634	XFreeGC (target->dpy, gc);
585	TIMING_TEST_PRINT_RESULT (asim);	635
		636	ret = true;
		637	}
		638
		639	if (background)
		640	destroy_asimage (&background);
		641
		642	return ret;
		643	}
		644	# endif /* HAVE_AFTERIMAGE */
		645
		646	# ifdef HAVE_PIXBUF
		647	bool
		648	bgPixmap_t::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
		649	int src_x, int src_y, int dst_x, int dst_y,
		650	unsigned int width, unsigned int height)
		651	{
		652	XImage *ximage;
		653	char *data, *line;
		654	int bytes_per_pixel;
		655	int width_r, width_g, width_b;
		656	int sh_r, sh_g, sh_b;
		657	int rowstride;
		658	int channels;
		659	unsigned char *row;
		660	Visual *visual = target->visual;
		661	int depth = target->depth;
		662
		663	if (visual->c_class != TrueColor)
		664	return false;
		665
		666	if (depth == 24 || depth == 32)
		667	bytes_per_pixel = 4;
		668	else if (depth == 15 || depth == 16)
		669	bytes_per_pixel = 2;
		670	else
		671	return false;
		672
		673	width_r = rxvt_popcount (visual->red_mask);
		674	width_g = rxvt_popcount (visual->green_mask);
		675	width_b = rxvt_popcount (visual->blue_mask);
		676
		677	if (width_r > 8 || width_g > 8 || width_b > 8)
		678	return false;
		679
		680	sh_r = rxvt_ctz (visual->red_mask);
		681	sh_g = rxvt_ctz (visual->green_mask);
		682	sh_b = rxvt_ctz (visual->blue_mask);
		683
		684	if (width > INT_MAX / height / bytes_per_pixel)
		685	return false;
		686
		687	data = (char *)malloc (width * height * bytes_per_pixel);
		688	if (!data)
		689	return false;
		690
		691	ximage = XCreateImage (target->dpy, visual, depth, ZPixmap, 0, data,
		692	width, height, bytes_per_pixel * 8, 0);
		693	if (!ximage)
586	}	694	{
		695	free (data);
		696	return false;
		697	}
587		698
		699	ximage->byte_order = byteorder::big_endian () ? MSBFirst : LSBFirst;
		700
		701	rowstride = gdk_pixbuf_get_rowstride (pixbuf);
		702	channels = gdk_pixbuf_get_n_channels (pixbuf);
		703	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
		704	line = data;
		705
		706	for (int y = 0; y < height; y++)
		707	{
		708	for (int x = 0; x < width; x++)
		709	{
		710	unsigned char *pixel = row + x * channels;
		711	uint32_t value;
		712
		713	value = ((pixel[0] >> (8 - width_r)) << sh_r)
		714	| ((pixel[1] >> (8 - width_g)) << sh_g)
		715	| ((pixel[2] >> (8 - width_b)) << sh_b);
		716
		717	if (bytes_per_pixel == 4)
		718	((uint32_t *)line)[x] = value;
		719	else
		720	((uint16_t *)line)[x] = value;
		721	}
		722
		723	row += rowstride;
		724	line += ximage->bytes_per_line;
		725	}
		726
		727	XPutImage (target->dpy, pixmap, gc, ximage, 0, 0, dst_x, dst_y, width, height);
		728	XDestroyImage (ximage);
588	return true;	729	return true;
589	}	730	}
		731
		732	bool
		733	bgPixmap_t::render_image (unsigned long background_flags)
		734	{
		735	if (target == NULL)
		736	return false;
		737
		738	if (!pixbuf)
		739	return false;
		740
		741	if (background_flags
		742	&& !(flags & HAS_RENDER))
		743	return false;
		744
		745	GdkPixbuf *result;
		746
		747	int image_width = gdk_pixbuf_get_width (pixbuf);
		748	int image_height = gdk_pixbuf_get_height (pixbuf);
		749
		750	int target_width = target->szHint.width;
		751	int target_height = target->szHint.height;
		752	int new_pmap_width = target_width;
		753	int new_pmap_height = target_height;
		754
		755	int x = 0;
		756	int y = 0;
		757	int w = 0;
		758	int h = 0;
		759
		760	get_image_geometry (image_width, image_height, w, h, x, y);
		761
		762	if (!(flags & rootAlign)
		763	&& (x >= target_width
		764	|| y >= target_height
		765	|| (x + w <= 0)
		766	|| (y + h <= 0)))
		767	return false;
		768
		769	result = pixbuf;
		770
		771	if ((w != image_width)
		772	|| (h != image_height))
		773	{
		774	result = gdk_pixbuf_scale_simple (pixbuf,
		775	w, h,
		776	GDK_INTERP_BILINEAR);
		777	}
		778
		779	bool ret = false;
		780
		781	if (result)
		782	{
		783	XGCValues gcv;
		784	GC gc;
		785	Pixmap root_pmap;
		786
		787	image_width = gdk_pixbuf_get_width (result);
		788	image_height = gdk_pixbuf_get_height (result);
		789
		790	if (background_flags)
		791	{
		792	root_pmap = pixmap;
		793	pixmap = None;
		794	}
		795	else
		796	{
		797	if (h_scale == 0 || v_scale == 0)
		798	{
		799	new_pmap_width = min (image_width, target_width);
		800	new_pmap_height = min (image_height, target_height);
		801	}
		802	}
		803
		804	if (pixmap == None
		805	|| pmap_width != new_pmap_width
		806	|| pmap_height != new_pmap_height)
		807	{
		808	if (pixmap)
		809	XFreePixmap (target->dpy, pixmap);
		810	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);
		811	pmap_width = new_pmap_width;
		812	pmap_height = new_pmap_height;
		813	}
		814
		815	gcv.foreground = target->pix_colors[Color_bg];
		816	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
		817
		818	if (h_scale == 0 || v_scale == 0)
		819	{
		820	Pixmap tile = XCreatePixmap (target->dpy, target->vt, image_width, image_height, target->depth);
		821	pixbuf_to_pixmap (result, tile, gc,
		822	0, 0,
		823	0, 0,
		824	image_width, image_height);
		825
		826	gcv.tile = tile;
		827	gcv.fill_style = FillTiled;
		828	gcv.ts_x_origin = x;
		829	gcv.ts_y_origin = y;
		830	XChangeGC (target->dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
		831
		832	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
		833	XFreePixmap (target->dpy, tile);
		834	}
		835	else
		836	{
		837	int src_x, src_y, dst_x, dst_y;
		838	int dst_width, dst_height;
		839
		840	src_x = make_clip_rectangle (x, image_width , new_pmap_width , dst_x, dst_width );
		841	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);
		842
		843	if (dst_x > 0 || dst_y > 0
		844	|| dst_x + dst_width < new_pmap_width
		845	|| dst_y + dst_height < new_pmap_height)
		846	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
		847
		848	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
		849	pixbuf_to_pixmap (result, pixmap, gc,
		850	src_x, src_y,
		851	dst_x, dst_y,
		852	dst_width, dst_height);
		853	}
		854
		855	#if XRENDER
		856	if (background_flags)
		857	{
		858	Display *dpy = target->dpy;
		859	XRenderPictureAttributes pa;
		860
		861	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, target->visual);
		862	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);
		863
		864	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);
		865	Picture dst = XRenderCreatePicture (dpy, pixmap, dst_format, 0, &pa);
		866
		867	pa.repeat = True;
		868	Pixmap mask_pmap = XCreatePixmap (dpy, target->vt, 1, 1, 8);
		869	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
		870	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
		871	XFreePixmap (dpy, mask_pmap);
		872
		873	if (src && dst && mask)
		874	{
		875	XRenderColor mask_c;
		876
		877	mask_c.alpha = 0x8000;
		878	mask_c.red = 0;
		879	mask_c.green = 0;
		880	mask_c.blue = 0;
		881	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
		882	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
		883	}
		884
		885	XRenderFreePicture (dpy, src);
		886	XRenderFreePicture (dpy, dst);
		887	XRenderFreePicture (dpy, mask);
		888
		889	XFreePixmap (dpy, root_pmap);
		890	}
		891	#endif
		892
		893	if (result != pixbuf)
		894	g_object_unref (result);
		895
		896	XFreeGC (target->dpy, gc);
		897
		898	ret = true;
		899	}
		900
		901	return ret;
		902	}
590	# endif /* HAVE_AFTERIMAGE */	903	# endif /* HAVE_PIXBUF */
591		904
592	bool	905	bool
593	bgPixmap_t::set_file (const char *file)	906	bgPixmap_t::set_file (const char *file)
594	{	907	{
595	char *f;	908	if (!file || !*file)
		909	return false;
596		910
597	assert (file != NULL);	911	if (const char *p = strchr (file, ';'))
598		912	{
599	if (*file != '\0')	913	size_t len = p - file;
		914	char *f = rxvt_temp_buf<char> (len + 1);
		915	memcpy (f, file, len);
		916	f[len] = '\0';
		917	file = f;
600	{	918	}
		919
601	# ifdef HAVE_AFTERIMAGE	920	# ifdef HAVE_AFTERIMAGE
602	if (target->asimman == NULL)	921	if (!target->asimman)
603	target->asimman = create_generic_imageman (target->rs[Rs_path]);	922	target->asimman = create_generic_imageman (target->rs[Rs_path]);
604	if ((f = strchr (file, ';')) == NULL)
605	original_asim = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);	923	ASImage *image = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);
606	else	924	if (image)
607	{
608	size_t len = f - file;
609	f = (char *)malloc (len + 1);
610	strncpy (f, file, len);
611	f[len] = '\0';
612	original_asim = get_asimage (target->asimman, f, 0xFFFFFFFF, 100);
613	free (f);
614	}
615	return (original_asim != NULL);
616	# endif
617	}	925	{
		926	if (original_asim)
		927	safe_asimage_destroy (original_asim);
		928	original_asim = image;
		929	flags |= CLIENT_RENDER;
		930	have_image = true;
		931	return true;
		932	}
		933	# endif
		934
		935	# ifdef HAVE_PIXBUF
		936	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
		937	if (image)
		938	{
		939	if (pixbuf)
		940	g_object_unref (pixbuf);
		941	pixbuf = image;
		942	have_image = true;
		943	return true;
		944	}
		945	# endif
		946
618	return false;	947	return false;
619	}	948	}
620		949
621	# endif /* BG_IMAGE_FROM_FILE */	950	# endif /* BG_IMAGE_FROM_FILE */
622		951
623	# ifdef ENABLE_TRANSPARENCY	952	# ifdef ENABLE_TRANSPARENCY
624	bool	953	bool
625	bgPixmap_t::set_transparent ()	954	bgPixmap_t::set_transparent ()
626	{	955	{
627	if (!(flags & isTransparent))	956	if (!(flags & isTransparent))
628	{	957	{
629	flags |= isTransparent;	958	flags |= isTransparent;
630	return true;	959	return true;
631	}	960	}
		961
632	return false;	962	return false;
633	}	963	}
634		964
635	bool	965	bool
636	bgPixmap_t::set_blur_radius (const char *geom)	966	bgPixmap_t::set_blur_radius (const char *geom)
637	{	967	{
638	int changed = 0;	968	bool changed = false;
639	unsigned int hr, vr;	969	unsigned int hr, vr;
640	int junk;	970	int junk;
641	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);	971	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
642		972
643	if (!(geom_flags&WidthValue))	973	if (!(geom_flags & WidthValue))
644	hr = 1;	974	hr = 1;
645	if (!(geom_flags&HeightValue))	975	if (!(geom_flags & HeightValue))
646	vr = hr;	976	vr = hr;
647		977
		978	min_it (hr, 128);
		979	min_it (vr, 128);
		980
648	if (h_blurRadius != hr)	981	if (h_blurRadius != hr)
649	{	982	{
650	++changed;	983	changed = true;
651	h_blurRadius = hr;	984	h_blurRadius = hr;
652	}	985	}
653		986
654	if (v_blurRadius != vr)	987	if (v_blurRadius != vr)
655	{	988	{
656	++changed;	989	changed = true;
657	v_blurRadius = vr;	990	v_blurRadius = vr;
658	}	991	}
659		992
660	if (v_blurRadius == 0 && h_blurRadius == 0)	993	if (v_blurRadius == 0 && h_blurRadius == 0)
661	flags &= ~blurNeeded;	994	flags &= ~blurNeeded;
662	else	995	else
663	flags |= blurNeeded;	996	flags |= blurNeeded;
664		997
665	return (changed>0);	998	return changed;
666	}	999	}
667		1000
668	static inline unsigned long	1001	static inline unsigned long
669	compute_tint_shade_flags (rxvt_color *tint, int shade)	1002	compute_tint_shade_flags (rxvt_color *tint, int shade)
670	{	1003	{
671	unsigned long flags = 0;	1004	unsigned long flags = 0;
672	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1005	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
		1006	bool has_shade = shade != 100;
673		1007
674	if (tint)	1008	if (tint)
675	{	1009	{
676	tint->get (c);	1010	tint->get (c);
677	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)	1011	if (!has_shade
678	if (IS_COMPONENT_WHOLESOME (c.r)	1012	&& (c.r <= 0x00ff || c.r >= 0xff00)
679	&& IS_COMPONENT_WHOLESOME (c.g)	1013	&& (c.g <= 0x00ff || c.g >= 0xff00)
680	&& IS_COMPONENT_WHOLESOME (c.b))	1014	&& (c.b <= 0x00ff || c.b >= 0xff00))
681	flags |= bgPixmap_t::tintWholesome;	1015	flags |= bgPixmap_t::tintWholesome;
682	# undef IS_COMPONENT_WHOLESOME
683	}	1016	}
684		1017
685	if ((shade > 0 && shade < 100) || (shade > 100 && shade < 200))	1018	if (has_shade || tint)
686	flags |= bgPixmap_t::tintNeeded;	1019	flags |= bgPixmap_t::tintNeeded;
687	else if (tint)
688	{
689	if ((c.r > 0x000700 || c.g > 0x000700 || c.b > 0x000700)
690	&& (c.r < 0x00f700 || c.g < 0x00f700 || c.b < 0x00f700))
691	{
692	flags |= bgPixmap_t::tintNeeded;
693	}
694	}
695
696	if (flags & bgPixmap_t::tintNeeded)
697	{
698	if (flags & bgPixmap_t::tintWholesome)
699	flags |= bgPixmap_t::tintServerSide;
700	#if XFT
701	flags |= bgPixmap_t::tintServerSide;
702	#endif
703	}
704		1020
705	return flags;	1021	return flags;
706	}	1022	}
707		1023
708	bool	1024	bool
709	bgPixmap_t::set_tint (rxvt_color &new_tint)	1025	bgPixmap_t::set_tint (rxvt_color &new_tint)
710	{	1026	{
711	if (tint != new_tint)	1027	if (!(flags & tintSet) || tint != new_tint)
712	{	1028	{
713	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);	1029	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);
714	tint = new_tint;	1030	tint = new_tint;
715	flags = (flags & ~tintFlags) | new_flags | tintSet;	1031	flags = (flags & ~tintFlags) | new_flags | tintSet;
716	return true;	1032	return true;
717	}	1033	}
718	return false;
719	}
720		1034
721	bool
722	bgPixmap_t::unset_tint ()
723	{
724	unsigned long new_flags = compute_tint_shade_flags (NULL, shade);
725
726	if (new_flags != (flags & tintFlags))
727	{
728	flags = (flags&~tintFlags)|new_flags;
729	return true;
730	}
731	return false;	1035	return false;
732	}	1036	}
733		1037
734	bool	1038	bool
735	bgPixmap_t::set_shade (const char *shade_str)	1039	bgPixmap_t::set_shade (const char *shade_str)
736	{	1040	{
737	int new_shade = (shade_str) ? atoi (shade_str) : 0;	1041	int new_shade = (shade_str) ? atoi (shade_str) : 100;
738		1042
		1043	clamp_it (new_shade, -100, 200);
739	if (new_shade == 100)	1044	if (new_shade < 0)
740	new_shade = 0;	1045	new_shade = 200 - (100 + new_shade);
741		1046
742	if (new_shade != shade)	1047	if (new_shade != shade)
743	{	1048	{
744	unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);	1049	unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);
745	shade = new_shade;	1050	shade = new_shade;
746	flags = (flags & ~tintFlags) | new_flags;	1051	flags = (flags & (~tintFlags | tintSet)) | new_flags;
747	return true;	1052	return true;
748	}	1053	}
		1054
749	return false;	1055	return false;
750	}	1056	}
751		1057
		1058	#if XRENDER
		1059	static void
		1060	get_gaussian_kernel (int radius, int width, double *kernel, XFixed *params)
		1061	{
		1062	double sigma = radius / 2.0;
		1063	double scale = sqrt (2.0 * M_PI) * sigma;
		1064	double sum = 0.0;
		1065
		1066	for (int i = 0; i < width; i++)
		1067	{
		1068	double x = i - width / 2;
		1069	kernel[i] = exp (-(x * x) / (2.0 * sigma * sigma)) / scale;
		1070	sum += kernel[i];
		1071	}
		1072
		1073	params[0] = XDoubleToFixed (width);
		1074	params[1] = XDoubleToFixed (1);
		1075
		1076	for (int i = 0; i < width; i++)
		1077	params[i+2] = XDoubleToFixed (kernel[i] / sum);
		1078	}
		1079	#endif
		1080
		1081	bool
		1082	bgPixmap_t::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
		1083	{
		1084	bool ret = false;
		1085	#if XRENDER
		1086	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
		1087	double *kernel = (double *)malloc (size * sizeof (double));
		1088	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
		1089
		1090	Display *dpy = target->dpy;
		1091	XRenderPictureAttributes pa;
		1092	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		1093
		1094	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1095	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1096
		1097	if (kernel && params && src && dst)
		1098	{
		1099	if (h_blurRadius)
		1100	{
		1101	size = h_blurRadius * 2 + 1;
		1102	get_gaussian_kernel (h_blurRadius, size, kernel, params);
		1103
		1104	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
		1105	XRenderComposite (dpy,
		1106	PictOpSrc,
		1107	src,
		1108	None,
		1109	dst,
		1110	0, 0,
		1111	0, 0,
		1112	0, 0,
		1113	width, height);
		1114	}
		1115
		1116	if (v_blurRadius)
		1117	{
		1118	size = v_blurRadius * 2 + 1;
		1119	get_gaussian_kernel (v_blurRadius, size, kernel, params);
		1120	swap (params[0], params[1]);
		1121
		1122	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
		1123	XRenderComposite (dpy,
		1124	PictOpSrc,
		1125	src,
		1126	None,
		1127	dst,
		1128	0, 0,
		1129	0, 0,
		1130	0, 0,
		1131	width, height);
		1132	}
		1133
		1134	ret = true;
		1135	}
		1136
		1137	free (kernel);
		1138	free (params);
		1139	XRenderFreePicture (dpy, src);
		1140	XRenderFreePicture (dpy, dst);
		1141	#endif
		1142	return ret;
		1143	}
		1144
		1145	bool
		1146	bgPixmap_t::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
		1147	{
		1148	Display *dpy = target->dpy;
		1149	bool ret = false;
		1150
		1151	if (flags & tintWholesome)
		1152	{
		1153	XGCValues gcv;
		1154	GC gc;
		1155
		1156	/* In this case we can tint image server-side getting significant
		1157	* performance improvements, as we eliminate XImage transfer
		1158	*/
		1159	gcv.foreground = Pixel (tint);
		1160	gcv.function = GXand;
		1161	gcv.fill_style = FillSolid;
		1162	gc = XCreateGC (dpy, pixmap, GCFillStyle | GCForeground | GCFunction, &gcv);
		1163	if (gc)
		1164	{
		1165	XFillRectangle (dpy, pixmap, gc, 0, 0, width, height);
		1166	ret = true;
		1167	XFreeGC (dpy, gc);
		1168	}
		1169	}
		1170	else
		1171	{
		1172	# if XRENDER
		1173	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
		1174
		1175	if (flags & tintSet)
		1176	tint.get (c);
		1177
		1178	if (shade <= 100)
		1179	{
		1180	c.r = (c.r * shade) / 100;
		1181	c.g = (c.g * shade) / 100;
		1182	c.b = (c.b * shade) / 100;
		1183	}
		1184	else
		1185	{
		1186	c.r = (c.r * (200 - shade)) / 100;
		1187	c.g = (c.g * (200 - shade)) / 100;
		1188	c.b = (c.b * (200 - shade)) / 100;
		1189	}
		1190
		1191	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
		1192	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		1193	XRenderPictureAttributes pa;
		1194
		1195	Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1196
		1197	pa.repeat = True;
		1198
		1199	Pixmap overlay_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
		1200	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
		1201	XFreePixmap (dpy, overlay_pmap);
		1202
		1203	pa.component_alpha = True;
		1204	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
		1205	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
		1206	XFreePixmap (dpy, mask_pmap);
		1207
		1208	if (mask_pic && overlay_pic && back_pic)
		1209	{
		1210	XRenderColor mask_c;
		1211
		1212	mask_c.red = mask_c.green = mask_c.blue = 0;
		1213	mask_c.alpha = 0xffff;
		1214	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
		1215
		1216	mask_c.alpha = 0;
		1217	mask_c.red = 0xffff - c.r;
		1218	mask_c.green = 0xffff - c.g;
		1219	mask_c.blue = 0xffff - c.b;
		1220	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
		1221	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1222
		1223	if (shade > 100)
		1224	{
		1225	mask_c.red = mask_c.green = mask_c.blue = 0xffff * (shade - 100) / 100;
		1226	mask_c.alpha = 0;
		1227	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
		1228
		1229	XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1230	}
		1231
		1232	ret = true;
		1233	}
		1234
		1235	XRenderFreePicture (dpy, mask_pic);
		1236	XRenderFreePicture (dpy, overlay_pic);
		1237	XRenderFreePicture (dpy, back_pic);
		1238	# endif
		1239	}
		1240
		1241	return ret;
		1242	}
		1243
752	/* make_transparency_pixmap()	1244	/* make_transparency_pixmap()
753	* Builds a pixmap sized the same as terminal window, with depth same as the root window	1245	* Builds a pixmap of the same size as the terminal window that contains
754	* that pixmap contains tiled portion of the root pixmap that is supposed to be covered by	1246	* the tiled portion of the root pixmap that is supposed to be covered by
755	* our window.	1247	* our window.
756	*/	1248	*/
757	unsigned long	1249	unsigned long
758	bgPixmap_t::make_transparency_pixmap ()	1250	bgPixmap_t::make_transparency_pixmap ()
759	{	1251	{
760	unsigned long result = 0;	1252	unsigned long result = 0;
761		1253
762	if (target == NULL)	1254	if (target == NULL)
763	return 0;	1255	return 0;
764		1256
765	/* root dimentions may change from call to call - but Display structure should	1257	/* root dimensions may change from call to call - but Display structure should
766	* be always up-to-date, so let's use it :	1258	* be always up-to-date, so let's use it :
767	*/	1259	*/
768	Window root = target->display->root;
769	int screen = target->display->screen;	1260	int screen = target->display->screen;
770	Display *dpy = target->dpy;	1261	Display *dpy = target->dpy;
		1262	int root_depth = DefaultDepth (dpy, screen);
771	int root_width = DisplayWidth (dpy, screen);	1263	int root_width = DisplayWidth (dpy, screen);
772	int root_height = DisplayHeight (dpy, screen);	1264	int root_height = DisplayHeight (dpy, screen);
773	unsigned int root_pmap_width, root_pmap_height;	1265	unsigned int root_pmap_width, root_pmap_height;
774	int window_width = target->szHint.width;	1266	int window_width = target->szHint.width;
775	int window_height = target->szHint.height;	1267	int window_height = target->szHint.height;
776	int sx, sy;	1268	int sx, sy;
777	XGCValues gcv;	1269	XGCValues gcv;
		1270	GC gc;
778		1271
779	TIMING_TEST_START (tp);	1272	sx = target_x;
780	target->get_window_origin (sx, sy);	1273	sy = target_y;
781		1274
782	/* check if we are outside of the visible part of the virtual screen : */	1275	/* check if we are outside of the visible part of the virtual screen : */
783	if (sx + window_width <= 0 || sy + window_height <= 0	1276	if (sx + window_width <= 0 || sy + window_height <= 0
784	|| sx >= root_width || sy >= root_height)	1277	|| sx >= root_width || sy >= root_height)
785	return 0;	1278	return 0;
786		1279
		1280	// validate root pixmap and get its size
787	if (root_pixmap != None)	1281	if (root_pixmap != None)
788	{/* we want to validate the pixmap and get it's size at the same time : */	1282	{
		1283	Window wdummy;
789	int junk;	1284	int idummy;
790	unsigned int ujunk;	1285	unsigned int udummy;
791	/* root pixmap may be bad - allow a error */	1286
792	target->allowedxerror = -1;	1287	target->allowedxerror = -1;
793		1288
794	if (!XGetGeometry (dpy, root_pixmap, &root, &junk, &junk, &root_pmap_width, &root_pmap_height, &ujunk, &ujunk))	1289	if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pmap_width, &root_pmap_height, &udummy, &udummy))
795	root_pixmap = None;	1290	root_pixmap = None;
796		1291
797	target->allowedxerror = 0;	1292	target->allowedxerror = 0;
798	}	1293	}
799		1294
		1295	Pixmap recoded_root_pmap = root_pixmap;
		1296
		1297	if (root_pixmap != None && root_depth != target->depth)
		1298	{
		1299	#if XRENDER
		1300	if (flags & HAS_RENDER)
		1301	{
		1302	XRenderPictureAttributes pa;
		1303
		1304	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
		1305	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);
		1306
		1307	recoded_root_pmap = XCreatePixmap (dpy, target->vt, root_pmap_width, root_pmap_height, target->depth);
		1308	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);
		1309	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);
		1310
		1311	if (src && dst)
		1312	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
		1313	else
		1314	{
		1315	XFreePixmap (dpy, recoded_root_pmap);
		1316	root_pixmap = None;
		1317	}
		1318
		1319	XRenderFreePicture (dpy, src);
		1320	XRenderFreePicture (dpy, dst);
		1321	}
		1322	else
		1323	#endif
		1324	root_pixmap = None;
		1325	}
		1326
		1327	if (root_pixmap == None)
		1328	return 0;
		1329
800	Pixmap tiled_root_pmap = XCreatePixmap (dpy, root, window_width, window_height, root_depth);	1330	Pixmap tiled_root_pmap = XCreatePixmap (dpy, target->vt, window_width, window_height, target->depth);
801	GC gc = NULL;
802		1331
803	if (tiled_root_pmap == None) /* something really bad happened - abort */	1332	if (tiled_root_pmap == None) /* something really bad happened - abort */
804	return 0;	1333	return 0;
805		1334
806	if (root_pixmap == None)
807	{ /* use tricks to obtain the root background image :*/
808	/* we want to create Overrideredirect window overlapping out window
809	with background type of Parent Relative and then grab it */
810	XSetWindowAttributes attr;
811	Window src;
812	bool success = false;
813
814	attr.background_pixmap = ParentRelative;
815	attr.backing_store = Always;
816	attr.event_mask = ExposureMask;
817	attr.override_redirect = True;
818	src = XCreateWindow (dpy, root, sx, sy, window_width, window_height, 0,
819	CopyFromParent, CopyFromParent, CopyFromParent,
820	CWBackPixmap|CWBackingStore|CWOverrideRedirect|CWEventMask,
821	&attr);
822
823	if (src != None)
824	{
825	XEvent event;
826	int ev_count = 0;
827	XGrabServer (dpy);
828	XMapRaised (dpy, src);
829	XSync (dpy, False);
830
831	/* XSync should get window where it's properly exposed,
832	* but to be on the safe side - let's check for the actuall event to arrive : */
833	while (XCheckWindowEvent (dpy, src, ExposureMask, &event))
834	++ev_count;
835
836	if (ev_count > 0);
837	{ /* hooray! - we can grab the image! */
838	gc = XCreateGC (dpy, root, 0, NULL);
839	if (gc)
840	{
841	XCopyArea (dpy, src, tiled_root_pmap, gc, 0, 0, window_width, window_height, 0, 0);
842	success = true;
843	}
844	}
845	XDestroyWindow (dpy, src);
846	XUngrabServer (dpy);
847	//fprintf (stderr, "%s:%d: ev_count = %d\n", __FUNCTION__, __LINE__, ev_count);
848	}
849
850	if (!success)
851	{
852	XFreePixmap (dpy, tiled_root_pmap);
853	tiled_root_pmap = None;
854	}
855	else
856	result |= transpPmapTiled;
857	}
858	else
859	{/* strightforward pixmap copy */	1335	/* straightforward pixmap copy */
		1336	while (sx < 0) sx += (int)root_width;
		1337	while (sy < 0) sy += (int)root_height;
		1338
860	gcv.tile = root_pixmap;	1339	gcv.tile = recoded_root_pmap;
861	gcv.fill_style = FillTiled;	1340	gcv.fill_style = FillTiled;
862
863	while (sx < 0) sx += (int)window_width;
864	while (sy < 0) sy += (int)window_height;
865
866	gcv.ts_x_origin = -sx;	1341	gcv.ts_x_origin = -sx;
867	gcv.ts_y_origin = -sy;	1342	gcv.ts_y_origin = -sy;
868	gc = XCreateGC (dpy, root, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	1343	gc = XCreateGC (dpy, target->vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
869		1344
870	if (gc)	1345	if (gc)
871	{	1346	{
872	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);	1347	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
873	result |= transpPmapTiled;	1348	result |= transpPmapTiled;
		1349	XFreeGC (dpy, gc);
		1350
		1351	if (!(flags & CLIENT_RENDER))
874	}	1352	{
875	}	1353	if ((flags & blurNeeded)
876	TIMING_TEST_PRINT_RESULT (tp);	1354	&& (flags & HAS_RENDER_CONV))
877
878	if (tiled_root_pmap != None)
879	{
880	if (!need_client_side_rendering ())
881	{	1355	{
		1356	if (blur_pixmap (tiled_root_pmap, target->visual, window_width, window_height))
		1357	result |= transpPmapBlurred;
		1358	}
882	if ((flags & tintNeeded))	1359	if ((flags & tintNeeded)
883	{
884	if (flags & tintWholesome)	1360	&& (flags & (tintWholesome | HAS_RENDER)))
885	{	1361	{
886	/* In this case we can tint image server-side getting significant	1362	if (tint_pixmap (tiled_root_pmap, target->visual, window_width, window_height))
887	* performance improvements, as we eliminate XImage transfer
888	*/
889	gcv.foreground = Pixel (tint);
890	gcv.function = GXand;
891	gcv.fill_style = FillSolid;
892	if (gc)
893	XChangeGC (dpy, gc, GCFillStyle | GCForeground | GCFunction, &gcv);
894	else
895	gc = XCreateGC (dpy, root, GCFillStyle | GCForeground | GCFunction, &gcv);
896	if (gc)
897	{
898	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
899	result |= transpPmapTinted;	1363	result |= transpPmapTinted;
900	}
901	}
902	else
903	{
904	# if XFT
905	Picture back_pic = 0;
906	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
907
908	if (flags & tintSet)
909	tint.get (c);
910
911	if (shade > 0 && shade < 100)
912	{
913	c.r = (c.r * shade) / 100;
914	c.g = (c.g * shade) / 100;
915	c.b = (c.b * shade) / 100;
916	}
917	else if( shade > 100 && shade < 200)
918	{
919	c.r = (c.r * (200 - shade)) / 100;
920	c.g = (c.g * (200 - shade)) / 100;
921	c.b = (c.b * (200 - shade)) / 100;
922	}
923
924	XRenderPictFormat pf;
925	pf.type = PictTypeDirect;
926	pf.depth = 32;
927	pf.direct.redMask = 0xff;
928	pf.direct.greenMask = 0xff;
929	pf.direct.blueMask = 0xff;
930	pf.direct.alphaMask = 0xff;
931
932	XRenderPictFormat *solid_format = XRenderFindFormat (dpy,
933	(PictFormatType|
934	PictFormatDepth|
935	PictFormatRedMask|
936	PictFormatGreenMask|
937	PictFormatBlueMask|
938	PictFormatAlphaMask),
939	&pf,
940	0);
941	XRenderPictFormat *root_format = XRenderFindVisualFormat (dpy, DefaultVisualOfScreen (ScreenOfDisplay (dpy, target->display->screen)));
942	XRenderPictureAttributes pa ;
943
944	back_pic = XRenderCreatePicture (dpy, tiled_root_pmap, root_format, 0, &pa);
945
946	pa.repeat = True;
947
948	Pixmap overlay_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
949	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
950	XFreePixmap (dpy, overlay_pmap);
951
952	pa.component_alpha = True;
953	Pixmap mask_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
954	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
955	XFreePixmap (dpy, mask_pmap);
956
957	if (mask_pic && overlay_pic && back_pic)
958	{
959	XRenderColor mask_c;
960
961	memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof (mask_c));
962	mask_c.alpha = 0xffff;
963	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
964	memset (&mask_c, 0x0, sizeof (mask_c));
965	mask_c.alpha = 0;
966
967	if (c.r == c.b && c.b == c.g) /* pure shading */
968	{
969	mask_c.red = mask_c.green = mask_c.blue = 0xffff - c.r;
970	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
971	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, window_width, window_height);
972	}
973	else
974	{
975	mask_c.red = 0xffff - c.r;
976	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
977	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, window_width, window_height);
978	mask_c.red = 0;
979	mask_c.green = 0xffff - c.g;
980	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
981	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, window_width, window_height);
982	mask_c.green = 0;
983	mask_c.blue = 0xffff - c.b;
984	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
985	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, window_width, window_height);
986	}
987	result |= transpPmapTinted;
988	}
989	XRenderFreePicture (dpy, mask_pic);
990	XRenderFreePicture (dpy, overlay_pic);
991	XRenderFreePicture (dpy, back_pic);
992	# if DO_TIMING_TEST
993	XSync (dpy, False);
994	# endif
995	# endif
996	}
997	}	1364	}
998	} /* server side rendering completed */	1365	} /* server side rendering completed */
999		1366
1000	if (pixmap)	1367	if (pixmap)
1001	XFreePixmap (dpy, pixmap);	1368	XFreePixmap (dpy, pixmap);
1002		1369
1003	pixmap = tiled_root_pmap;	1370	pixmap = tiled_root_pmap;
1004	pmap_width = window_width;	1371	pmap_width = window_width;
1005	pmap_height = window_height;	1372	pmap_height = window_height;
1006	pmap_depth = root_depth;
1007	}
1008
1009	if (gc)
1010	XFreeGC (dpy, gc);
1011
1012	TIMING_TEST_PRINT_RESULT (tp);
1013		1373	}
		1374	else
		1375	XFreePixmap (dpy, tiled_root_pmap);
		1376
		1377	if (recoded_root_pmap != root_pixmap)
		1378	XFreePixmap (dpy, recoded_root_pmap);
		1379
1014	return result;	1380	return result;
1015	}	1381	}
1016		1382
1017	bool	1383	void
1018	bgPixmap_t::set_root_pixmap ()	1384	bgPixmap_t::set_root_pixmap ()
1019	{	1385	{
1020	Pixmap new_root_pixmap = None;
1021
1022	new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);	1386	Pixmap new_root_pixmap = target->get_pixmap_property (target->xa[XA_XROOTPMAP_ID]);
1023	if (new_root_pixmap == None)	1387	if (new_root_pixmap == None)
1024	new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);	1388	new_root_pixmap = target->get_pixmap_property (target->xa[XA_ESETROOT_PMAP_ID]);
1025		1389
1026	if (new_root_pixmap != root_pixmap)
1027	{
1028	root_pixmap = new_root_pixmap;	1390	root_pixmap = new_root_pixmap;
1029	return true;
1030	}
1031	return false;
1032	}	1391	}
1033	# endif /* ENABLE_TRANSPARENCY */	1392	# endif /* ENABLE_TRANSPARENCY */
1034		1393
1035	# ifndef HAVE_AFTERIMAGE	1394	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1036	static void ShadeXImage(rxvt_term *term, XImage* srcImage, int shade, int rm, int gm, int bm);	1395	static void shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c);
1037	# endif	1396	# endif
1038
1039		1397
1040	bool	1398	bool
1041	bgPixmap_t::render ()	1399	bgPixmap_t::render ()
1042	{	1400	{
1043	unsigned long background_flags = 0;	1401	unsigned long background_flags = 0;
1044		1402
1045	if (target == NULL)	1403	if (target == NULL)
1046	return false;	1404	return false;
1047		1405
1048	invalidate();	1406	invalidate ();
1049	# ifdef ENABLE_TRANSPARENCY	1407	# ifdef ENABLE_TRANSPARENCY
1050	if (flags & isTransparent)	1408	if (flags & isTransparent)
1051	{	1409	{
1052	/* we need to re-generate transparency pixmap in that case ! */	1410	/* we need to re-generate transparency pixmap in that case ! */
1053	background_flags = make_transparency_pixmap ();	1411	background_flags = make_transparency_pixmap ();
1054	if (background_flags == 0)	1412	if (background_flags == 0)
1055	return false;	1413	return false;
1056	else if ((background_flags & transpTransformations) == (flags & transpTransformations)	1414	else if ((background_flags & transpTransformations) == (flags & transpTransformations))
1057	&& pmap_depth == target->depth)
1058	flags = flags & ~isInvalid;	1415	flags &= ~isInvalid;
1059	}	1416	}
1060	# endif	1417	# endif
1061		1418
		1419	# ifdef BG_IMAGE_FROM_FILE
		1420	if (have_image
		1421	|| (background_flags & transpTransformations) != (flags & transpTransformations))
		1422	{
		1423	if (render_image (background_flags))
		1424	flags &= ~isInvalid;
		1425	}
		1426	# endif
		1427
		1428	# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1062	XImage *result = NULL;	1429	XImage *result = NULL;
1063	# ifdef HAVE_AFTERIMAGE	1430
1064	if (original_asim	1431	if (background_flags && (flags & isInvalid))
1065	|| (background_flags & transpTransformations) != (flags & transpTransformations))	1432	{
		1433	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1066	{	1434	}
1067	ASImage *background = NULL;
1068	ARGB32 as_tint = TINT_LEAVE_SAME;
1069	if (background_flags)
1070	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);
1071		1435
1072	# ifdef ENABLE_TRANSPARENCY	1436	if (result)
		1437	{
		1438	/* our own client-side tinting */
1073	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	1439	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
1074	{	1440	{
1075	ShadingInfo as_shade;
1076	as_shade.shading = (shade == 0) ? 100 : shade;
1077
1078	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1441	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1079	if (flags & tintSet)	1442	if (flags & tintSet)
1080	tint.get (c);	1443	tint.get (c);
1081	as_shade.tintColor.red = c.r;	1444	shade_ximage (DefaultVisual (target->dpy, target->display->screen), result, shade, c);
1082	as_shade.tintColor.green = c.g;
1083	as_shade.tintColor.blue = c.b;
1084
1085	as_tint = shading2tint32 (&as_shade);
1086	}
1087	if (!(background_flags & transpPmapBlured) && (flags & blurNeeded) && background != NULL)
1088	{	1445	}
1089	ASImage* tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
1090	(original_asim == NULL || tint == TINT_LEAVE_SAME)?ASA_XImage:ASA_ASImage,
1091	100, ASIMAGE_QUALITY_DEFAULT);
1092	if (tmp)
1093	{
1094	destroy_asimage (&background);
1095	background = tmp;
1096	}
1097	}
1098	# endif
1099		1446
1100	if (render_asim (background, as_tint))
1101	flags = flags & ~isInvalid;
1102	if (background)
1103	destroy_asimage (&background);
1104	}
1105	else if (background_flags && pmap_depth != target->depth)
1106	{
1107	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1108	}
1109	# else /* our own client-side tinting */
1110	if (background_flags && (flags & isInvalid))
1111	{
1112	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1113	if (result != NULL && !(background_flags & transpPmapTinted) && (flags & tintNeeded))
1114	{
1115	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1116	if (flags & tintSet)
1117	tint.get (c);
1118	ShadeXImage (target, result, shade, c.r, c.g, c.b);
1119	}
1120	}
1121	# endif /* HAVE_AFTERIMAGE */
1122
1123	if (result != NULL)
1124	{
1125	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);	1447	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);
		1448
1126	if (gc)	1449	if (gc)
1127	{	1450	{
1128	if (/*pmap_depth != target->depth &&*/ pixmap != None)
1129	{
1130	XFreePixmap (target->dpy, pixmap);
1131	pixmap = None;
1132	}
1133	if (pixmap == None)
1134	{
1135	pixmap = XCreatePixmap (target->dpy, target->vt, result->width, result->height, target->depth);
1136	pmap_width = result->width;
1137	pmap_height = result->height;
1138	pmap_depth = target->depth;
1139	}
1140	if (pmap_depth != result->depth)
1141	{ /* Bad Match error will ensue ! stupid X !!!! */
1142	if( result->depth == 24 && pmap_depth == 32)
1143	result->depth = 32;
1144	else if( result->depth == 32 && pmap_depth == 24)
1145	result->depth = 24;
1146	else
1147	{
1148	/* TODO: implement image recoding */
1149	}
1150	}
1151	if (pmap_depth == result->depth)
1152	XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);	1451	XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
		1452
1153	XFreeGC (target->dpy, gc);	1453	XFreeGC (target->dpy, gc);
1154	flags = flags & ~isInvalid;	1454	flags &= ~isInvalid;
1155	}	1455	}
		1456
1156	XDestroyImage (result);	1457	XDestroyImage (result);
1157	}	1458	}
		1459	# endif
1158		1460
1159	if (flags & isInvalid)	1461	if (flags & isInvalid)
1160	{	1462	{
1161	if (pixmap != None)	1463	if (pixmap != None)
1162	{	1464	{
…		…
1165	}	1467	}
1166	}	1468	}
1167		1469
1168	apply ();	1470	apply ();
1169		1471
		1472	valid_since = ev::now ();
		1473
1170	return true;	1474	return true;
1171	}	1475	}
1172		1476
1173	bool	1477	void
1174	bgPixmap_t::set_target (rxvt_term *new_target)	1478	bgPixmap_t::set_target (rxvt_term *new_target)
1175	{	1479	{
1176	if (new_target)
1177	if (target != new_target)
1178	{
1179	target = new_target;	1480	target = new_target;
		1481
		1482	flags &= ~(HAS_RENDER | HAS_RENDER_CONV);
		1483	#if XRENDER
		1484	int major, minor;
		1485	if (XRenderQueryVersion (target->dpy, &major, &minor))
		1486	flags |= HAS_RENDER;
		1487	XFilters *filters = XRenderQueryFilters (target->dpy, target->vt);
		1488	if (filters)
		1489	{
		1490	for (int i = 0; i < filters->nfilter; i++)
		1491	if (!strcmp (filters->filter[i], FilterConvolution))
		1492	flags |= HAS_RENDER_CONV;
		1493
		1494	XFree (filters);
		1495	}
		1496	#endif
		1497	}
		1498
		1499	void
		1500	bgPixmap_t::apply ()
		1501	{
		1502	if (target == NULL)
		1503	return;
		1504
		1505	if (pixmap != None)
		1506	{
		1507	/* set target's background to pixmap */
1180	# ifdef ENABLE_TRANSPARENCY	1508	# ifdef ENABLE_TRANSPARENCY
1181	root_depth = DefaultDepthOfScreen (ScreenOfDisplay (target->dpy, target->display->screen));	1509	if (flags & isTransparent)
		1510	{
		1511	XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);
		1512	XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);
		1513
		1514	if (target->scrollBar.win)
		1515	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);
		1516	}
		1517	else
1182	# endif	1518	# endif
1183	return true;
1184	}
1185	return false;
1186	}
1187
1188	void
1189	bgPixmap_t::apply()
1190	{
1191	if (target)
1192	{
1193	flags &= ~isVtOrigin;
1194	if (pixmap != None)
1195	{ /* set target's background to pixmap */
1196	# ifdef ENABLE_TRANSPARENCY
1197	if (flags & isTransparent)
1198	{	1519	{
1199	XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);
1200	XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);
1201	# if HAVE_SCROLLBARS
1202	if (target->scrollBar.win)
1203	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);
1204	# endif
1205	}
1206	else
1207	# endif
1208	{
1209	flags |= isVtOrigin;
1210	/* force old pixmap dereference in case it was transparent before :*/	1520	/* force old pixmap dereference in case it was transparent before :*/
1211	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1212	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1213	/* do we also need to set scrollbar's background here ? */
1214	# if HAVE_SCROLLBARS
1215	if (target->scrollBar.win)
1216	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1217	# endif
1218	}
1219	}
1220	else
1221	{ /* set target background to a pixel */
1222	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);	1521	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1223	XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);	1522	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1224	/* do we also need to set scrollbar's background here ? */	1523	/* do we also need to set scrollbar's background here ? */
1225	# if HAVE_SCROLLBARS	1524
1226	if (target->scrollBar.win)	1525	if (target->scrollBar.win)
1227	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);	1526	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1228	# endif
1229	}	1527	}
1230		1528	}
1231	/* don't want Expose on the parent */	1529	else
1232	XClearArea (target->dpy, target->parent[0], 0, 0, 0, 0, False);	1530	{
1233	/* do want Expose on the vt, so we get refreshed properly */	1531	/* set target background to a pixel */
1234	XClearArea (target->dpy, target->vt, 0, 0, 0, 0, True);	1532	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1235		1533	XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);
1236	# if HAVE_SCROLLBARS	1534	/* do we also need to set scrollbar's background here ? */
1237	if (target->scrollBar.win)	1535	if (target->scrollBar.win)
1238	{	1536	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1239	target->scrollBar.setIdle ();	1537	}
		1538
		1539	/* don't want Expose on the parent or vt. It is better to use
		1540	scr_touch or we get a great deal of flicker otherwise: */
		1541	XClearWindow (target->dpy, target->parent[0]);
		1542
		1543	if (target->scrollBar.state && target->scrollBar.win)
		1544	{
		1545	target->scrollBar.state = STATE_IDLE;
1240	target->scrollbar_show (0);	1546	target->scrollBar.show (0);
1241	}
1242	# endif
1243	}	1547	}
1244	}
1245		1548
		1549	target->want_refresh = 1;
		1550	flags |= hasChanged;
		1551	}
		1552
1246	#endif /* HAVE_BG_PIXMAP */	1553	#endif /* HAVE_BG_PIXMAP */
1247		1554
1248	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)	1555	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1249	/* taken from aterm-0.4.2 */	1556	/* taken from aterm-0.4.2 */
1250		1557
1251	typedef uint32_t RUINT32T;
1252
1253	static void	1558	static void
1254	ShadeXImage(rxvt_term *term, XImage* srcImage, int shade, int rm, int gm, int bm)	1559	shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c)
1255	{	1560	{
1256	int sh_r, sh_g, sh_b;	1561	int sh_r, sh_g, sh_b;
1257	RUINT32T mask_r, mask_g, mask_b;	1562	uint32_t mask_r, mask_g, mask_b;
1258	RUINT32T *lookup, *lookup_r, *lookup_g, *lookup_b;	1563	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1259	unsigned int lower_lim_r, lower_lim_g, lower_lim_b;	1564	rgba low;
1260	unsigned int upper_lim_r, upper_lim_g, upper_lim_b;	1565	rgba high;
1261	int i;	1566	int i;
		1567	int host_byte_order = byteorder::big_endian () ? MSBFirst : LSBFirst;
1262		1568
1263	Visual *visual = term->visual;
1264
1265	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return ;	1569	if (visual->c_class != TrueColor || ximage->format != ZPixmap) return;
1266
1267	if (shade == 0)
1268	shade = 100;
1269		1570
1270	/* for convenience */	1571	/* for convenience */
1271	mask_r = visual->red_mask;	1572	mask_r = visual->red_mask;
1272	mask_g = visual->green_mask;	1573	mask_g = visual->green_mask;
1273	mask_b = visual->blue_mask;	1574	mask_b = visual->blue_mask;
1274		1575
1275	/* boring lookup table pre-initialization */	1576	/* boring lookup table pre-initialization */
1276	switch (srcImage->bits_per_pixel) {	1577	switch (ximage->depth)
		1578	{
1277	case 15:	1579	case 15:
1278	if ((mask_r != 0x7c00) ||	1580	if ((mask_r != 0x7c00) ||
1279	(mask_g != 0x03e0) ||	1581	(mask_g != 0x03e0) ||
1280	(mask_b != 0x001f))	1582	(mask_b != 0x001f))
1281	return;	1583	return;
1282	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+32+32));	1584	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+32+32));
1283	lookup_r = lookup;	1585	lookup_r = lookup;
1284	lookup_g = lookup+32;	1586	lookup_g = lookup+32;
1285	lookup_b = lookup+32+32;	1587	lookup_b = lookup+32+32;
1286	sh_r = 10;	1588	sh_r = 10;
1287	sh_g = 5;	1589	sh_g = 5;
1288	sh_b = 0;	1590	sh_b = 0;
1289	break;	1591	break;
1290	case 16:	1592	case 16:
1291	if ((mask_r != 0xf800) ||	1593	if ((mask_r != 0xf800) ||
1292	(mask_g != 0x07e0) ||	1594	(mask_g != 0x07e0) ||
1293	(mask_b != 0x001f))	1595	(mask_b != 0x001f))
1294	return;	1596	return;
1295	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+64+32));	1597	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+64+32));
1296	lookup_r = lookup;	1598	lookup_r = lookup;
1297	lookup_g = lookup+32;	1599	lookup_g = lookup+32;
1298	lookup_b = lookup+32+64;	1600	lookup_b = lookup+32+64;
1299	sh_r = 11;	1601	sh_r = 11;
1300	sh_g = 5;	1602	sh_g = 5;
1301	sh_b = 0;	1603	sh_b = 0;
1302	break;	1604	break;
1303	case 24:	1605	case 24:
1304	if ((mask_r != 0xff0000) ||	1606	if ((mask_r != 0xff0000) ||
1305	(mask_g != 0x00ff00) ||	1607	(mask_g != 0x00ff00) ||
1306	(mask_b != 0x0000ff))	1608	(mask_b != 0x0000ff))
1307	return;	1609	return;
1308	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));	1610	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1309	lookup_r = lookup;	1611	lookup_r = lookup;
1310	lookup_g = lookup+256;	1612	lookup_g = lookup+256;
1311	lookup_b = lookup+256+256;	1613	lookup_b = lookup+256+256;
1312	sh_r = 16;	1614	sh_r = 16;
1313	sh_g = 8;	1615	sh_g = 8;
1314	sh_b = 0;	1616	sh_b = 0;
1315	break;	1617	break;
1316	case 32:	1618	case 32:
1317	if ((mask_r != 0xff0000) ||	1619	if ((mask_r != 0xff0000) ||
1318	(mask_g != 0x00ff00) ||	1620	(mask_g != 0x00ff00) ||
1319	(mask_b != 0x0000ff))	1621	(mask_b != 0x0000ff))
1320	return;	1622	return;
1321	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));	1623	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1322	lookup_r = lookup;	1624	lookup_r = lookup;
1323	lookup_g = lookup+256;	1625	lookup_g = lookup+256;
1324	lookup_b = lookup+256+256;	1626	lookup_b = lookup+256+256;
1325	sh_r = 16;	1627	sh_r = 16;
1326	sh_g = 8;	1628	sh_g = 8;
1327	sh_b = 0;	1629	sh_b = 0;
1328	break;	1630	break;
1329	default:	1631	default:
1330	return; /* we do not support this color depth */	1632	return; /* we do not support this color depth */
1331	}	1633	}
1332		1634
1333	/* prepare limits for color transformation (each channel is handled separately) */	1635	/* prepare limits for color transformation (each channel is handled separately) */
1334	if (shade < 0) {	1636	if (shade > 100)
		1637	{
1335	shade = -shade;	1638	shade = 200 - shade;
1336	if (shade < 0) shade = 0;
1337	if (shade > 100) shade = 100;
1338		1639
1339	lower_lim_r = 65535-rm;	1640	high.r = c.r * shade / 100;
1340	lower_lim_g = 65535-gm;	1641	high.g = c.g * shade / 100;
1341	lower_lim_b = 65535-bm;	1642	high.b = c.b * shade / 100;
1342		1643
1343	lower_lim_r = 65535-(unsigned int)(((RUINT32T)lower_lim_r)*((RUINT32T)shade)/100);	1644	low.r = 65535 * (100 - shade) / 100;
1344	lower_lim_g = 65535-(unsigned int)(((RUINT32T)lower_lim_g)*((RUINT32T)shade)/100);	1645	low.g = 65535 * (100 - shade) / 100;
1345	lower_lim_b = 65535-(unsigned int)(((RUINT32T)lower_lim_b)*((RUINT32T)shade)/100);	1646	low.b = 65535 * (100 - shade) / 100;
1346
1347	upper_lim_r = upper_lim_g = upper_lim_b = 65535;
1348	} else {
1349	if (shade < 0) shade = 0;
1350	if (shade > 100) shade = 100;
1351
1352	lower_lim_r = lower_lim_g = lower_lim_b = 0;
1353
1354	upper_lim_r = (unsigned int)((((RUINT32T)rm)*((RUINT32T)shade))/100);
1355	upper_lim_g = (unsigned int)((((RUINT32T)gm)*((RUINT32T)shade))/100);
1356	upper_lim_b = (unsigned int)((((RUINT32T)bm)*((RUINT32T)shade))/100);
1357	}	1647	}
1358		1648	else
1359	/* switch red and blue bytes if necessary, we need it for some weird XServers like XFree86 3.3.3.1 */
1360	if ((srcImage->bits_per_pixel == 24) && (mask_r >= 0xFF0000 ))
1361	{	1649	{
1362	unsigned int tmp;	1650	high.r = c.r * shade / 100;
		1651	high.g = c.g * shade / 100;
		1652	high.b = c.b * shade / 100;
1363		1653
1364	tmp = lower_lim_r;	1654	low.r = low.g = low.b = 0;
1365	lower_lim_r = lower_lim_b;
1366	lower_lim_b = tmp;
1367
1368	tmp = upper_lim_r;
1369	upper_lim_r = upper_lim_b;
1370	upper_lim_b = tmp;
1371	}	1655	}
1372		1656
1373	/* fill our lookup tables */	1657	/* fill our lookup tables */
1374	for (i = 0; i <= mask_r>>sh_r; i++)	1658	for (i = 0; i <= mask_r>>sh_r; i++)
1375	{	1659	{
1376	RUINT32T tmp;	1660	uint32_t tmp;
1377	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_r-lower_lim_r));	1661	tmp = i * high.r;
1378	tmp += ((RUINT32T)(mask_r>>sh_r))*((RUINT32T)lower_lim_r);	1662	tmp += (mask_r>>sh_r) * low.r;
1379	lookup_r[i] = (tmp/65535)<<sh_r;	1663	lookup_r[i] = (tmp/65535)<<sh_r;
1380	}	1664	}
1381	for (i = 0; i <= mask_g>>sh_g; i++)	1665	for (i = 0; i <= mask_g>>sh_g; i++)
1382	{	1666	{
1383	RUINT32T tmp;	1667	uint32_t tmp;
1384	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_g-lower_lim_g));	1668	tmp = i * high.g;
1385	tmp += ((RUINT32T)(mask_g>>sh_g))*((RUINT32T)lower_lim_g);	1669	tmp += (mask_g>>sh_g) * low.g;
1386	lookup_g[i] = (tmp/65535)<<sh_g;	1670	lookup_g[i] = (tmp/65535)<<sh_g;
1387	}	1671	}
1388	for (i = 0; i <= mask_b>>sh_b; i++)	1672	for (i = 0; i <= mask_b>>sh_b; i++)
1389	{	1673	{
1390	RUINT32T tmp;	1674	uint32_t tmp;
1391	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_b-lower_lim_b));	1675	tmp = i * high.b;
1392	tmp += ((RUINT32T)(mask_b>>sh_b))*((RUINT32T)lower_lim_b);	1676	tmp += (mask_b>>sh_b) * low.b;
1393	lookup_b[i] = (tmp/65535)<<sh_b;	1677	lookup_b[i] = (tmp/65535)<<sh_b;
1394	}	1678	}
1395		1679
1396	/* apply table to input image (replacing colors by newly calculated ones) */	1680	/* apply table to input image (replacing colors by newly calculated ones) */
1397	switch (srcImage->bits_per_pixel)	1681	if (ximage->bits_per_pixel == 32
		1682	&& (ximage->depth == 24 || ximage->depth == 32)
		1683	&& ximage->byte_order == host_byte_order)
1398	{	1684	{
1399	case 15:
1400	{
1401	unsigned short *p1, *pf, *p, *pl;	1685	uint32_t *p1, *pf, *p, *pl;
1402	p1 = (unsigned short *) srcImage->data;	1686	p1 = (uint32_t *) ximage->data;
1403	pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);	1687	pf = (uint32_t *) (ximage->data + ximage->height * ximage->bytes_per_line);
		1688
1404	while (p1 < pf)	1689	while (p1 < pf)
1405	{	1690	{
1406	p = p1;	1691	p = p1;
1407	pl = p1 + srcImage->width;	1692	pl = p1 + ximage->width;
1408	for (; p < pl; p++)	1693	for (; p < pl; p++)
1409	{	1694	{
1410	*p = lookup_r[(*p & 0x7c00)>>10] |
1411	lookup_g[(*p & 0x03e0)>> 5] |
1412	lookup_b[(*p & 0x001f)];
1413	}
1414	p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1415	}
1416	break;
1417	}
1418	case 16:
1419	{
1420	unsigned short *p1, *pf, *p, *pl;
1421	p1 = (unsigned short *) srcImage->data;
1422	pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1423	while (p1 < pf)
1424	{
1425	p = p1;
1426	pl = p1 + srcImage->width;
1427	for (; p < pl; p++)
1428	{
1429	*p = lookup_r[(*p & 0xf800)>>11] |
1430	lookup_g[(*p & 0x07e0)>> 5] |
1431	lookup_b[(*p & 0x001f)];
1432	}
1433	p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1434	}
1435	break;
1436	}
1437	case 24:
1438	{
1439	unsigned char *p1, *pf, *p, *pl;
1440	p1 = (unsigned char *) srcImage->data;
1441	pf = (unsigned char *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1442	while (p1 < pf)
1443	{
1444	p = p1;
1445	pl = p1 + srcImage->width * 3;
1446	for (; p < pl; p += 3)
1447	{
1448	p[0] = lookup_r[(p[0] & 0xff0000)>>16];
1449	p[1] = lookup_r[(p[1] & 0x00ff00)>> 8];
1450	p[2] = lookup_r[(p[2] & 0x0000ff)];
1451	}
1452	p1 = (unsigned char *) ((char *) p1 + srcImage->bytes_per_line);
1453	}
1454	break;
1455	}
1456	case 32:
1457	{
1458	RUINT32T *p1, *pf, *p, *pl;
1459	p1 = (RUINT32T *) srcImage->data;
1460	pf = (RUINT32T *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1461
1462	while (p1 < pf)
1463	{
1464	p = p1;
1465	pl = p1 + srcImage->width;
1466	for (; p < pl; p++)
1467	{
1468	*p = lookup_r[(*p & 0xff0000)>>16] |	1695	*p = lookup_r[(*p & 0xff0000) >> 16] |
1469	lookup_g[(*p & 0x00ff00)>> 8] |	1696	lookup_g[(*p & 0x00ff00) >> 8] |
1470	lookup_b[(*p & 0x0000ff)] |	1697	lookup_b[(*p & 0x0000ff)] |
1471	(*p & ~0xffffff);	1698	(*p & 0xff000000);
		1699	}
		1700	p1 = (uint32_t *) ((char *) p1 + ximage->bytes_per_line);
		1701	}
		1702	}
		1703	else
		1704	{
		1705	for (int y = 0; y < ximage->height; y++)
		1706	for (int x = 0; x < ximage->width; x++)
		1707	{
		1708	unsigned long pixel = XGetPixel (ximage, x, y);
		1709	pixel = lookup_r[(pixel & mask_r) >> sh_r] |
		1710	lookup_g[(pixel & mask_g) >> sh_g] |
		1711	lookup_b[(pixel & mask_b) >> sh_b];
		1712	XPutPixel (ximage, x, y, pixel);
1472	}	1713	}
1473	p1 = (RUINT32T *) ((char *) p1 + srcImage->bytes_per_line);
1474	}	1714	}
1475	break;
1476	}
1477	}
1478		1715
1479	free (lookup);	1716	free (lookup);
1480	}	1717	}
1481	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */	1718	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines