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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.7 by sasha, Fri Oct 26 17:10:48 2007 UTC vs.
Revision 1.140 by sf-exg, Sun Jan 23 12:28:47 2011 UTC

1	/*----------------------------------------------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: background.C - former xpm.C	2	* File: background.C - former xpm.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	*	4	*
5	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
6	* Copyright (c) 1997 Carsten Haitzler <raster@zip.com.au>
7	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
8	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
9	* Copyright (c) 2005-2006 Marc Lehmann <pcg@goof.com>	6	* Copyright (c) 2005-2008 Marc Lehmann <pcg@goof.com>
10	* Copyright (c) 2007 Sasha Vasko <sasha@aftercode.net>	7	* Copyright (c) 2007 Sasha Vasko <sasha@aftercode.net>
		8	* Copyright (c) 2010 Emanuele Giaquinta <e.giaquinta@glauco.it>
11	*	9	*
12	* This program is free software; you can redistribute it and/or modify	10	* This program is free software; you can redistribute it and/or modify
13	* it under the terms of the GNU General Public License as published by	11	* it under the terms of the GNU General Public License as published by
14	* the Free Software Foundation; either version 2 of the License, or	12	* the Free Software Foundation; either version 2 of the License, or
15	* (at your option) any later version.	13	* (at your option) any later version.
…		…
22	* You should have received a copy of the GNU General Public License	20	* You should have received a copy of the GNU General Public License
23	* along with this program; if not, write to the Free Software	21	* along with this program; if not, write to the Free Software
24	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	22	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
25	*---------------------------------------------------------------------*/	23	*---------------------------------------------------------------------*/
26		24
		25	#include <cmath>
27	#include "../config.h" /* NECESSARY */	26	#include "../config.h" /* NECESSARY */
28	#include "rxvt.h" /* NECESSARY */	27	#include "rxvt.h" /* NECESSARY */
29		28
30	#define DO_TIMING_TEST 0	29	#if XRENDER
		30	# include <X11/extensions/Xrender.h>
		31	#endif
31		32
32	#if DO_TIMING_TEST	33	#ifndef FilterConvolution
33	#define TIMING_TEST_START(id) \	34	#define FilterConvolution "convolution"
34	struct timeval timing_test_##id##_stv;\
35	gettimeofday (&timing_test_##id##_stv, NULL);
36
37	#define TIMING_TEST_PRINT_RESULT(id) \
38	do{ struct timeval tv;gettimeofday (&tv, NULL); tv.tv_sec -= (timing_test_##id##_stv).tv_sec;\
39	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)
41
42	#else
43	#define TIMING_TEST_START(id) do{}while (0)
44	#define TIMING_TEST_PRINT_RESULT(id) do{}while (0)
45	#endif	35	#endif
46		36
47	/*	37	/*
48	* Pixmap geometry string interpretation :	38	* Pixmap geometry string interpretation :
49	* Each geometry string contains zero or one scale/position	39	* Each geometry string contains zero or one scale/position
50	* 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
51	* colon-delimited pixmap operations.	41	* colon-delimited pixmap operations.
52	* The following table shows the valid geometry strings and their	42	* The following table shows the valid geometry strings and their
53	* affects on the background image :	43	* effects on the background image :
54	*	44	*
55	* 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%.
56	* W and H are percentages of the terminal window size.	46	* W and H are percentages of the terminal window size.
57	* X and Y are also percentages; e.g., +50+50 centers	47	* X and Y are also percentages; e.g., +50+50 centers
58	* the image in the window.	48	* 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	*	49	*
78	* Pixmap Operations : (should be prepended by a colon)	50	* Pixmap Operations : (should be prepended by a colon)
79	* tile Tile image. Scaling/position modifiers above will affect	51	* tile Tile image. Scaling/position modifiers above will affect
80	* the tile size and origin.	52	* the tile size and origin.
81	* propscale When scaling, scale proportionally. That is, maintain the	53	* propscale When scaling, scale proportionally. That is, maintain the
82	* proper aspect ratio for the image. Any portion of the	54	* proper aspect ratio for the image. Any portion of the
83	* background not covered by the image is filled with the	55	* background not covered by the image is filled with the
84	* current background color.	56	* current background color.
85	* hscale Scale horizontally, tile vertically ?	57	* hscale Scale horizontally, tile vertically ?
86	* vscale Tile horizontally, scale vertically ?	58	* vscale Tile horizontally, scale vertically ?
87	* scale Scale both up and down	59	* scale Scale both up and down
88	* auto Same as 100x100+50+50	60	* auto Same as 100x100+50+50
89	*/	61	*/
90		62
91	#ifdef HAVE_BG_PIXMAP	63	#ifdef HAVE_BG_PIXMAP
92	bgPixmap_t::bgPixmap_t()	64	bgPixmap_t::bgPixmap_t ()
93	{	65	{
		66	// this is basically redundant as bgPixmap_t is only used in
		67	// zero_initialised-derived structs
94	#ifdef HAVE_AFTERIMAGE	68	#ifdef HAVE_AFTERIMAGE
95	original_asim = NULL;	69	original_asim = NULL;
96	#endif	70	#endif
		71	#ifdef HAVE_PIXBUF
		72	pixbuf = NULL;
		73	#endif
97	#ifdef BG_IMAGE_FROM_FILE	74	#ifdef BG_IMAGE_FROM_FILE
		75	have_image = false;
98	h_scale = v_scale = 0;	76	h_scale = v_scale = 0;
99	h_align = v_align = 0;	77	h_align = v_align = 0;
100	#endif	78	#endif
		79	#ifdef ENABLE_TRANSPARENCY
		80	shade = 100;
		81	#endif
101	flags = 0;	82	flags = 0;
102	pixmap = None;	83	pixmap = None;
		84	valid_since = 0;
		85	target = 0;
		86	target_x = target_y = 0;
103	}	87	}
104		88
		89	void
		90	bgPixmap_t::destroy ()
		91	{
		92	#ifdef HAVE_AFTERIMAGE
		93	if (original_asim)
		94	safe_asimage_destroy (original_asim);
		95	#endif
		96
		97	#ifdef HAVE_PIXBUF
		98	if (pixbuf)
		99	g_object_unref (pixbuf);
		100	#endif
		101
		102	if (pixmap && target)
		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;
		118	}
105		119
106	bool	120	bool
107	bgPixmap_t::window_size_sensitive ()	121	bgPixmap_t::window_size_sensitive ()
108	{	122	{
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	123	# ifdef ENABLE_TRANSPARENCY
120	if (flags & isTransparent)	124	if (flags & isTransparent)
121	return true;	125	return true;
122	# endif	126	# endif
		127
		128	# ifdef BG_IMAGE_FROM_FILE
		129	if (have_image)
		130	{
		131	if (flags & sizeSensitive)
		132	return true;
		133	}
		134	# endif
		135
123	return false;	136	return false;
124	}	137	}
125		138
126	bool bgPixmap_t::need_client_side_rendering ()	139	bool
		140	bgPixmap_t::window_position_sensitive ()
127	{	141	{
128	# ifdef HAVE_AFTERIMAGE	142	# ifdef ENABLE_TRANSPARENCY
129	if (original_asim != NULL)	143	if (flags & isTransparent)
130	return true;	144	return true;
131	# endif	145	# endif
132	# ifdef ENABLE_TRANSPARENCY	146
133	if (flags & isTransparent)	147	# ifdef BG_IMAGE_FROM_FILE
		148	if (have_image)
134	{	149	{
135	# ifdef HAVE_AFTERIMAGE // can't blur without libAI anyways	150	if (flags & rootAlign)
136	if ((flags & blurNeeded) && !(flags & blurServerSide))
137	return true;
138	# endif
139	if ((flags & tintNeeded) && !(flags & tintServerSide))
140	return true;	151	return true;
141	}	152	}
142	# endif	153	# endif
		154
143	return false;	155	return false;
144	}	156	}
145		157
146	# ifdef BG_IMAGE_FROM_FILE	158	# ifdef BG_IMAGE_FROM_FILE
147	static inline bool	159	static inline bool
…		…
180		192
181	static inline int	193	static inline int
182	make_align_position (int align, int window_size, int image_size)	194	make_align_position (int align, int window_size, int image_size)
183	{	195	{
184	int diff = window_size - image_size;	196	int diff = window_size - image_size;
185	int smaller = MIN (image_size,window_size);	197	int smaller = min (image_size, window_size);
186		198
187	if (align >= 0 && align <= 50)	199	if (align >= 0 && align <= 100)
188	return diff * align / 100;	200	return diff * align / 100;
189	else if (align > 50 && align <= 100)
190	return window_size - image_size - diff * (100 - align) / 100;
191	else if (align > 100 && align <= 200 )	201	else if (align > 100 && align <= 200)
192	return ((align - 100) * smaller / 100) + window_size - smaller;	202	return ((align - 100) * smaller / 100) + window_size - smaller;
193	else if (align > -100 && align < 0)	203	else if (align >= -100 && align < 0)
194	return ((align + 100) * smaller / 100) - image_size;	204	return ((align + 100) * smaller / 100) - image_size;
195	return 0;	205	return 0;
196	}	206	}
197		207
198	static inline int	208	static inline int
199	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)
200	{	210	{
201	int src_pos = 0;	211	int src_pos = 0;
202	dst_pos = 0;	212	dst_pos = pos;
203	dst_size = size;	213	dst_size = size;
204	if (pos < 0 && size > target_size)	214	if (pos < 0)
205	{	215	{
206	src_pos = -pos;	216	src_pos = -pos;
		217	dst_pos = 0;
207	dst_size += pos;	218	dst_size += pos;
208	}	219	}
209	else if (pos > 0)
210	dst_pos = pos;
211		220
212	if (dst_pos + dst_size > target_size)	221	if (dst_pos + dst_size > target_size)
213	dst_size = target_size - dst_pos;	222	dst_size = target_size - dst_pos;
214	return src_pos;	223	return src_pos;
215	}	224	}
216		225
217	bool	226	bool
218	bgPixmap_t::set_geometry (const char *geom)	227	bgPixmap_t::set_geometry (const char *geom, bool update)
219	{	228	{
		229	bool changed = false;
220	int geom_flags = 0, changed = 0;	230	int geom_flags = 0;
221	int x = 0, y = 0;	231	int x = 0, y = 0;
222	unsigned int w = 0, h = 0;	232	unsigned int w = 0, h = 0;
223	unsigned int n;	233	unsigned int n;
224	unsigned long new_flags = (flags & (~geometryFlags));	234	unsigned long new_flags = (flags & (~geometryFlags));
225	char *p;	235	const char *ops;
226	# define MAXLEN_GEOM 256 /* could be longer then regular geometry string */
227		236
228	if (geom == NULL)	237	if (geom == NULL)
229	return false;	238	return false;
230		239
231	char str[MAXLEN_GEOM];	240	char str[256];
232		241
233	while (isspace(*geom)) ++geom;
234	if ((p = strchr (geom, ';')) == NULL)
235	p = strchr (geom, '\0');	242	ops = strchr (geom, ':');
236		243	if (ops == NULL)
		244	n = strlen (geom);
		245	else
237	n = (p - geom);	246	n = ops - geom;
238	if (n < MAXLEN_GEOM)
239	{
240	char *ops;
241	new_flags |= geometrySet;
242		247
		248	if (n >= sizeof (str))
		249	return false;
		250
243	strncpy (str, geom, n);	251	memcpy (str, geom, n);
244	str[n] = '\0';	252	str[n] = '\0';
245	if (str[0] == ':')	253	rxvt_strtrim (str);
246	ops = &str[0];
247	else if (str[0] != 'x' && str[0] != 'X' && isalpha(str[0]))
248	ops = &str[0];
249	else
250	{
251	char *tmp;
252	ops = strchr (str, ':');
253	if (ops != NULL)
254	{
255	for (tmp = ops-1; tmp >= str && isspace(*tmp); --tmp);
256	*(++tmp) = '\0';
257	if (ops == tmp) ++ops;
258	}
259	}
260		254
261	if (ops > str || ops == NULL)	255	if (str[0])
262	{	256	{
263	/* 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 */
264	geom_flags = XParseGeometry (str, &x, &y, &w, &h);	258	geom_flags = XParseGeometry (str, &x, &y, &w, &h);
265
266	if ((geom_flags & XValue) && !(geom_flags & YValue))
267	{
268	y = x;
269	geom_flags |= YValue;
270	}
271
272	if (flags & geometrySet)
273	{/* new geometry is an adjustment to the old one ! */
274	if ((geom_flags & WidthValue) && (geom_flags & HeightValue))
275	{
276	if (w == 0 && h != 0)
277	{
278	w = h_scale;
279	h = (v_scale * h) / 100;
280	}
281	else if (h == 0 && w != 0)
282	{
283	w = (h_scale * w) / 100;
284	h = v_scale;
285	}
286	}
287	if (geom_flags & XValue)
288	{
289	if (str[0] != '=')
290	{
291	y += v_align;
292	x += h_align;
293	}
294	}
295	}
296	else /* setting up geometry from scratch */
297	{
298	if (!(geom_flags & XValue))
299	{/* use default geometry - centered */
300	x = y = defaultAlign;
301	}
302	else if (!(geom_flags & YValue))
303	y = x;
304
305	if ((geom_flags & (WidthValue|HeightValue)) == 0)
306	{/* use default geometry - scaled */
307	w = h = defaultScale;
308	}
309	else if (geom_flags & WidthValue)
310	{
311	if (!(geom_flags & HeightValue))
312	h = w;
313	}
314	else
315	w = h;
316	}
317	} /* done parsing geometry string */	259	} /* done parsing geometry string */
318	else if (!(flags & geometrySet))	260
319	{ /* default geometry - scaled and centered */	261	if (!update)
		262	{
		263	if (!(geom_flags & XValue))
320	x = y = defaultAlign;	264	x = y = defaultAlign;
		265	else if (!(geom_flags & YValue))
		266	y = x;
		267
		268	if (!(geom_flags & (WidthValue|HeightValue)))
321	w = h = defaultScale;	269	w = h = defaultScale;
322	}	270	else if (!(geom_flags & HeightValue))
323		271	h = w;
324	if (!(flags & geometrySet))	272	else if (!(geom_flags & WidthValue))
		273	w = h;
		274
325	geom_flags |= WidthValue|HeightValue|XValue|YValue;	275	geom_flags |= WidthValue|HeightValue|XValue|YValue;
		276	}
326		277
327	if (ops)	278	if (ops)
328	{	279	{
329	while (*ops)	280	char **arr = rxvt_strsplit (':', ops + 1);
		281
		282	for (int i = 0; arr[i]; i++)
330	{	283	{
331	while (*ops == ':' || isspace(*ops)) ++ops;	284	if (!strcasecmp (arr[i], "tile"))
332	# define CHECK_GEOM_OPS(op_str) (strncasecmp (ops, (op_str), sizeof(op_str)-1) == 0)
333	if (CHECK_GEOM_OPS("tile"))
334	{	285	{
335	w = h = 0;	286	w = h = noScale;
336	geom_flags |= WidthValue|HeightValue;	287	geom_flags |= WidthValue|HeightValue;
337	}	288	}
338	else if (CHECK_GEOM_OPS("propscale"))	289	else if (!strcasecmp (arr[i], "propscale"))
339	{	290	{
340	if (w == 0 && h == 0)
341	{
342	w = 100;
343	geom_flags |= WidthValue;
344	}
345	new_flags |= propScale;	291	new_flags |= propScale;
346	}	292	}
347	else if (CHECK_GEOM_OPS("hscale"))	293	else if (!strcasecmp (arr[i], "hscale"))
348	{	294	{
349	if (w == 0)	295	if (w == 0) w = windowScale;
350	w = 100;	296
351	h = 0;	297	h = noScale;
352	geom_flags |= WidthValue|HeightValue;	298	geom_flags |= WidthValue|HeightValue;
353	}	299	}
354	else if (CHECK_GEOM_OPS("vscale"))	300	else if (!strcasecmp (arr[i], "vscale"))
355	{	301	{
356	if (h == 0)	302	if (h == 0) h = windowScale;
357	h = 100;	303
358	w = 0;	304	w = noScale;
359	geom_flags |= WidthValue|HeightValue;	305	geom_flags |= WidthValue|HeightValue;
360	}	306	}
361	else if (CHECK_GEOM_OPS("scale"))	307	else if (!strcasecmp (arr[i], "scale"))
362	{	308	{
363	if (h == 0)	309	if (h == 0) h = windowScale;
364	h = 100;	310	if (w == 0) w = windowScale;
365	if (w == 0)	311
366	w = 100;
367	geom_flags |= WidthValue|HeightValue;	312	geom_flags |= WidthValue|HeightValue;
368	}	313	}
369	else if (CHECK_GEOM_OPS("auto"))	314	else if (!strcasecmp (arr[i], "auto"))
370	{	315	{
371	w = h = 100;	316	w = h = windowScale;
372	x = y = 50;	317	x = y = centerAlign;
373	geom_flags |= WidthValue|HeightValue|XValue|YValue;	318	geom_flags |= WidthValue|HeightValue|XValue|YValue;
374	}	319	}
375	# undef CHECK_GEOM_OPS	320	else if (!strcasecmp (arr[i], "root"))
376	while (*ops != ':' && *ops != '\0') ++ops;	321	{
		322	new_flags |= rootAlign;
		323	w = h = noScale;
		324	geom_flags |= WidthValue|HeightValue;
		325	}
377	} /* done parsing ops */	326	} /* done parsing ops */
378	}
379		327
		328	rxvt_free_strsplit (arr);
		329	}
		330
380	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;
381	++changed;
382	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;
383	++changed;
384	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;
385	++changed;
386	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;
387	++changed;
388	}
389		335
390	if (new_flags != flags)	336	if (new_flags != flags)
391	{	337	{
392	flags = new_flags;	338	flags = new_flags;
393	changed++;	339	changed = true;
394	}	340	}
395	//fprintf( stderr, "flags = %lX, scale = %ux%u, align=%+d%+d\n",	341
396	// flags, h_scale, v_scale, h_align, v_align);
397	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;
398	}	383	}
399		384
400	# ifdef HAVE_AFTERIMAGE	385	# ifdef HAVE_AFTERIMAGE
401	bool	386	bool
402	bgPixmap_t::render_asim (ASImage *background, ARGB32 background_tint)	387	bgPixmap_t::render_image (unsigned long background_flags)
403	{	388	{
404	if (target == NULL)	389	if (target == NULL)
405	return false;	390	return false;
406		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
407	int target_width = (int)target->szHint.width;	431	int target_width = target->szHint.width;
408	int target_height = (int)target->szHint.height;	432	int target_height = target->szHint.height;
409	int new_pmap_width = target_width, new_pmap_height = target_height;	433	int new_pmap_width = target_width;
410	ASImage *result = NULL;	434	int new_pmap_height = target_height;
411		435
412	int x = 0;	436	int x = 0;
413	int y = 0;	437	int y = 0;
414	int w = h_scale * target_width / 100;	438	int w = 0;
415	int h = v_scale * target_height / 100;	439	int h = 0;
416
417	TIMING_TEST_START (asim);
418		440
419	if (original_asim)	441	if (original_asim)
420	{	442	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
421	x = make_align_position (h_align, target_width, w > 0 ? w : (int)original_asim->width);
422	y = make_align_position (v_align, target_height, h > 0 ? h : (int)original_asim->height);
423	}
424		443
425	if (original_asim == NULL	444	if (!original_asim
		445	|| (!(flags & rootAlign)
426	|| x >= target_width	446	&& (x >= target_width
427	|| y >= target_height	447	|| y >= target_height
428	|| (w > 0 && x + w <= 0)	448	|| (x + w <= 0)
429	|| (h > 0 && y + h <= 0))	449	|| (y + h <= 0))))
430	{	450	{
431	if (background)	451	if (background)
432	{	452	{
433	new_pmap_width = background->width;	453	new_pmap_width = background->width;
434	new_pmap_height = background->height;	454	new_pmap_height = background->height;
435	result = background;	455	result = background;
		456
436	if (background_tint != TINT_LEAVE_SAME)	457	if (background_tint != TINT_LEAVE_SAME)
437	{	458	{
438	ASImage* tmp = tile_asimage (target->asv, background, 0, 0,	459	ASImage *tmp = tile_asimage (target->asv, background, 0, 0,
439	target_width, target_height, background_tint,	460	target_width, target_height, background_tint,
440	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);	461	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
441	if (tmp)	462	if (tmp)
442	result = tmp;	463	result = tmp;
443	}	464	}
…		…
446	new_pmap_width = new_pmap_height = 0;	467	new_pmap_width = new_pmap_height = 0;
447	}	468	}
448	else	469	else
449	{	470	{
450	result = original_asim;	471	result = original_asim;
		472
451	if ((w > 0 && w != original_asim->width)	473	if ((w != original_asim->width)
452	|| (h > 0 && h != original_asim->height))	474	|| (h != original_asim->height))
453	{	475	{
454	result = scale_asimage (target->asv, original_asim,	476	result = scale_asimage (target->asv, original_asim,
455	w > 0 ? w : original_asim->width,	477	w, h,
456	h > 0 ? h : original_asim->height,
457	background ? ASA_ASImage : ASA_XImage,	478	background ? ASA_ASImage : ASA_XImage,
458	100, ASIMAGE_QUALITY_DEFAULT);	479	100, ASIMAGE_QUALITY_DEFAULT);
459	}	480	}
		481
460	if (background == NULL)	482	if (background == NULL)
461	{/* if tiling - pixmap has to be sized exactly as the image */	483	{
462	if (h_scale == 0)
463	new_pmap_width = result->width;
464	if (v_scale == 0)
465	new_pmap_height = result->height;
466	/* we also need to tile our image in one or both directions */
467	if (h_scale == 0 || v_scale == 0)	484	if (h_scale == 0 || v_scale == 0)
468	{	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 */
469	ASImage *tmp = tile_asimage (target->asv, result,	492	ASImage *tmp = tile_asimage (target->asv, result,
470	(h_scale > 0) ? 0 : (int)result->width - x,	493	(int)result->width - x,
471	(v_scale > 0) ? 0 : (int)result->height - y,	494	(int)result->height - y,
		495	new_pmap_width,
472	result->width, result->height,	496	new_pmap_height,
473	TINT_LEAVE_SAME, ASA_XImage,	497	TINT_LEAVE_SAME, ASA_XImage,
474	100, ASIMAGE_QUALITY_DEFAULT);	498	100, ASIMAGE_QUALITY_DEFAULT);
475	if (tmp)	499	if (tmp)
476	{	500	{
477	if (result != original_asim)	501	if (result != original_asim)
478	destroy_asimage (&result);	502	destroy_asimage (&result);
		503
479	result = tmp;	504	result = tmp;
480	}	505	}
481	}	506	}
482	}	507	}
483	else	508	else
		509	{
484	{/* 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 */
485	ASImageLayer *layers = create_image_layers (2);	511	ASImageLayer *layers = create_image_layers (2);
486	ASImage *merged_im = NULL;
487		512
488	layers[0].im = background;	513	layers[0].im = background;
489	layers[0].clip_width = target_width;	514	layers[0].clip_width = target_width;
490	layers[0].clip_height = target_height;	515	layers[0].clip_height = target_height;
491	layers[0].tint = background_tint;	516	layers[0].tint = background_tint;
492	layers[1].im = result;	517	layers[1].im = result;
493	if (w <= 0)	518
		519	if (h_scale == 0 || v_scale == 0)
		520	{
494	{/* tile horizontally */	521	/* tile horizontally */
495	while (x > 0) x -= (int)result->width;	522	while (x > 0) x -= (int)result->width;
496	layers[1].dst_x = x;	523	layers[1].dst_x = x;
497	layers[1].clip_width = result->width+target_width;	524	layers[1].clip_width = result->width+target_width;
498	}	525	}
499	else	526	else
		527	{
500	{/* clip horizontally */	528	/* clip horizontally */
501	layers[1].dst_x = x;	529	layers[1].dst_x = x;
502	layers[1].clip_width = result->width;	530	layers[1].clip_width = result->width;
503	}	531	}
504	if (h <= 0)	532
		533	if (h_scale == 0 || v_scale == 0)
505	{	534	{
506	while (y > 0) y -= (int)result->height;	535	while (y > 0) y -= (int)result->height;
507	layers[1].dst_y = y;	536	layers[1].dst_y = y;
508	layers[1].clip_height = result->height + target_height;	537	layers[1].clip_height = result->height + target_height;
509	}	538	}
510	else	539	else
511	{	540	{
512	layers[1].dst_y = y;	541	layers[1].dst_y = y;
513	layers[1].clip_height = result->height;	542	layers[1].clip_height = result->height;
514	}	543	}
		544
515	if (target->rs[Rs_blendtype])	545	if (target->rs[Rs_blendtype])
516	{	546	{
517	layers[1].merge_scanlines = blend_scanlines_name2func (target->rs[Rs_blendtype]);	547	layers[1].merge_scanlines = blend_scanlines_name2func (target->rs[Rs_blendtype]);
518	if (layers[1].merge_scanlines == NULL)	548	if (layers[1].merge_scanlines == NULL)
519	layers[1].merge_scanlines = alphablend_scanlines;	549	layers[1].merge_scanlines = alphablend_scanlines;
520	}	550	}
		551
521	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,
522	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);	553	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
		554
523	if (tmp)	555	if (tmp)
524	{	556	{
525	if (result != original_asim)	557	if (result != original_asim)
526	destroy_asimage (&result);	558	destroy_asimage (&result);
		559
527	result = tmp;	560	result = tmp;
528	}	561	}
		562
529	free (layers);	563	free (layers);
530	}	564	}
531	}	565	}
532	TIMING_TEST_PRINT_RESULT (asim);
533		566
534	if (pixmap)	567	bool ret = false;
535	{
536	if (result == NULL
537	|| pmap_width != new_pmap_width
538	|| pmap_height != new_pmap_height
539	|| pmap_depth != target->depth)
540	{
541	XFreePixmap (target->dpy, pixmap);
542	pixmap = None;
543	}
544	}
545		568
546	if (result)	569	if (result)
547	{	570	{
548	XGCValues gcv;	571	XGCValues gcv;
549	GC gc;	572	GC gc;
550		573
551	/* create Pixmap */	574	/* create Pixmap */
552	if (pixmap == None)	575	if (pixmap == None
		576	|| pmap_width != new_pmap_width
		577	|| pmap_height != new_pmap_height)
553	{	578	{
		579	if (pixmap)
		580	XFreePixmap (target->dpy, pixmap);
554	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);
555	pmap_width = new_pmap_width;	582	pmap_width = new_pmap_width;
556	pmap_height = new_pmap_height;	583	pmap_height = new_pmap_height;
557	pmap_depth = target->depth;
558	}	584	}
559	/* fill with background color ( if result's not completely overlapping it)*/	585	/* fill with background color (if result's not completely overlapping it) */
560	gcv.foreground = target->pix_colors[Color_bg];	586	gcv.foreground = target->pix_colors[Color_bg];
561	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);	587	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
562		588
563	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;
564	int dst_width = result->width, dst_height = result->height;	590	int dst_width = result->width, dst_height = result->height;
565	if (background == NULL)	591	if (background == NULL)
566	{	592	{
567	if (h_scale > 0)	593	if (!(h_scale == 0 || v_scale == 0))
		594	{
568	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 );
569	if (v_scale > 0)
570	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	}
571		598
572	if (dst_x > 0 || dst_y > 0	599	if (dst_x > 0 || dst_y > 0
573	|| dst_x + dst_width < new_pmap_width	600	|| dst_x + dst_width < new_pmap_width
574	|| dst_y + dst_height < new_pmap_height)	601	|| dst_y + dst_height < new_pmap_height)
575	{
576	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);
577	}
578	}	603	}
579		604
580	/* put result on pixmap */	605	/* put result on pixmap */
581	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	606	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
582	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);
583		608
584	if (result != background && result != original_asim)	609	if (result != background && result != original_asim)
585	destroy_asimage (&result);	610	destroy_asimage (&result);
586		611
587	XFreeGC (target->dpy, gc);	612	XFreeGC (target->dpy, gc);
588	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)
589	}	672	{
		673	free (data);
		674	return false;
		675	}
590		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);
591	return true;	707	return true;
592	}	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	}
593	# endif /* HAVE_AFTERIMAGE */	881	# endif /* HAVE_PIXBUF */
594		882
595	bool	883	bool
596	bgPixmap_t::set_file (const char *file)	884	bgPixmap_t::set_file (const char *file)
597	{	885	{
598	char *f;	886	if (!file || !*file)
		887	return false;
599		888
600	assert (file != NULL);	889	if (const char *p = strchr (file, ';'))
601		890	{
602	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;
603	{	896	}
		897
604	# ifdef HAVE_AFTERIMAGE	898	# ifdef HAVE_AFTERIMAGE
605	if (target->asimman == NULL)	899	if (!target->asimman)
606	target->asimman = create_generic_imageman (target->rs[Rs_path]);	900	target->asimman = create_generic_imageman (target->rs[Rs_path]);
607	if ((f = strchr (file, ';')) == NULL)
608	original_asim = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);	901	ASImage *image = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);
609	else	902	if (image)
610	{
611	size_t len = f - file;
612	f = (char *)malloc (len + 1);
613	strncpy (f, file, len);
614	f[len] = '\0';
615	original_asim = get_asimage (target->asimman, f, 0xFFFFFFFF, 100);
616	free (f);
617	}
618	return (original_asim != NULL);
619	# endif
620	}	903	{
		904	if (original_asim)
		905	safe_asimage_destroy (original_asim);
		906	original_asim = image;
		907	flags |= CLIENT_RENDER;
		908	have_image = true;
		909	return true;
		910	}
		911	# endif
		912
		913	# ifdef HAVE_PIXBUF
		914	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
		915	if (image)
		916	{
		917	if (pixbuf)
		918	g_object_unref (pixbuf);
		919	pixbuf = image;
		920	have_image = true;
		921	return true;
		922	}
		923	# endif
		924
621	return false;	925	return false;
622	}	926	}
623		927
624	# endif /* BG_IMAGE_FROM_FILE */	928	# endif /* BG_IMAGE_FROM_FILE */
625		929
626	# ifdef ENABLE_TRANSPARENCY	930	# ifdef ENABLE_TRANSPARENCY
627	bool	931	bool
628	bgPixmap_t::set_transparent ()	932	bgPixmap_t::set_transparent ()
629	{	933	{
630	if (!(flags & isTransparent))	934	if (!(flags & isTransparent))
631	{	935	{
632	flags |= isTransparent;	936	flags |= isTransparent;
633	return true;	937	return true;
634	}	938	}
		939
635	return false;	940	return false;
636	}	941	}
637		942
638	bool	943	bool
639	bgPixmap_t::set_blur_radius (const char *geom)	944	bgPixmap_t::set_blur_radius (const char *geom)
640	{	945	{
641	int changed = 0;	946	bool changed = false;
642	unsigned int hr, vr;	947	unsigned int hr, vr;
643	int junk;	948	int junk;
644	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);	949	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
645		950
646	if (!(geom_flags&WidthValue))	951	if (!(geom_flags & WidthValue))
647	hr = 1;	952	hr = 1;
648	if (!(geom_flags&HeightValue))	953	if (!(geom_flags & HeightValue))
649	vr = hr;	954	vr = hr;
650		955
		956	min_it (hr, 128);
		957	min_it (vr, 128);
		958
651	if (h_blurRadius != hr)	959	if (h_blurRadius != hr)
652	{	960	{
653	++changed;	961	changed = true;
654	h_blurRadius = hr;	962	h_blurRadius = hr;
655	}	963	}
656		964
657	if (v_blurRadius != vr)	965	if (v_blurRadius != vr)
658	{	966	{
659	++changed;	967	changed = true;
660	v_blurRadius = vr;	968	v_blurRadius = vr;
661	}	969	}
662		970
663	if (v_blurRadius == 0 && h_blurRadius == 0)	971	if (v_blurRadius == 0 && h_blurRadius == 0)
664	flags &= ~blurNeeded;	972	flags &= ~blurNeeded;
665	else	973	else
666	flags |= blurNeeded;	974	flags |= blurNeeded;
667		975
668	return (changed>0);	976	return changed;
669	}	977	}
670		978
671	static inline unsigned long	979	static inline unsigned long
672	compute_tint_shade_flags (rxvt_color *tint, int shade)	980	compute_tint_shade_flags (rxvt_color *tint, int shade)
673	{	981	{
674	unsigned long flags = 0;	982	unsigned long flags = 0;
675	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	983	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
676	bool has_shade = (shade > 0 && shade < 100) || (shade > 100 && shade < 200);	984	bool has_shade = shade != 100;
677		985
678	if (tint)	986	if (tint)
679	{	987	{
680	tint->get (c);	988	tint->get (c);
681	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)	989	if (!has_shade
682	if (!has_shade && IS_COMPONENT_WHOLESOME (c.r)	990	&& (c.r <= 0x00ff || c.r >= 0xff00)
683	&& IS_COMPONENT_WHOLESOME (c.g)	991	&& (c.g <= 0x00ff || c.g >= 0xff00)
684	&& IS_COMPONENT_WHOLESOME (c.b))	992	&& (c.b <= 0x00ff || c.b >= 0xff00))
685	flags |= bgPixmap_t::tintWholesome;	993	flags |= bgPixmap_t::tintWholesome;
686	# undef IS_COMPONENT_WHOLESOME
687	}	994	}
688		995
689	if (has_shade)	996	if (has_shade || tint)
690	flags |= bgPixmap_t::tintNeeded;	997	flags |= bgPixmap_t::tintNeeded;
691	else if (tint)
692	{
693	if ((c.r > 0x000700 || c.g > 0x000700 || c.b > 0x000700)
694	&& (c.r < 0x00f700 || c.g < 0x00f700 || c.b < 0x00f700))
695	{
696	flags |= bgPixmap_t::tintNeeded;
697	}
698	}
699
700	if (flags & bgPixmap_t::tintNeeded)
701	{
702	if (flags & bgPixmap_t::tintWholesome)
703	flags |= bgPixmap_t::tintServerSide;
704	else
705	{
706	#if XFT
707	flags |= bgPixmap_t::tintServerSide;
708	#endif
709	}
710	}
711		998
712	return flags;	999	return flags;
713	}	1000	}
714		1001
715	bool	1002	bool
716	bgPixmap_t::set_tint (rxvt_color &new_tint)	1003	bgPixmap_t::set_tint (rxvt_color &new_tint)
717	{	1004	{
718	if (tint != new_tint)	1005	if (!(flags & tintSet) || tint != new_tint)
719	{	1006	{
720	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);	1007	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);
721	tint = new_tint;	1008	tint = new_tint;
722	flags = (flags & ~tintFlags) | new_flags | tintSet;	1009	flags = (flags & ~tintFlags) | new_flags | tintSet;
723	return true;	1010	return true;
724	}	1011	}
725	return false;
726	}
727		1012
728	bool
729	bgPixmap_t::unset_tint ()
730	{
731	unsigned long new_flags = compute_tint_shade_flags (NULL, shade);
732
733	if (new_flags != (flags & tintFlags))
734	{
735	flags = (flags&~tintFlags)|new_flags;
736	return true;
737	}
738	return false;	1013	return false;
739	}	1014	}
740		1015
741	bool	1016	bool
742	bgPixmap_t::set_shade (const char *shade_str)	1017	bgPixmap_t::set_shade (const char *shade_str)
743	{	1018	{
744	int new_shade = (shade_str) ? atoi (shade_str) : 0;	1019	int new_shade = (shade_str) ? atoi (shade_str) : 100;
745		1020
		1021	clamp_it (new_shade, -100, 200);
746	if (new_shade == 100)	1022	if (new_shade < 0)
747	new_shade = 0;	1023	new_shade = 200 - (100 + new_shade);
748		1024
749	if (new_shade != shade)	1025	if (new_shade != shade)
750	{	1026	{
751	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);
752	shade = new_shade;	1028	shade = new_shade;
753	flags = (flags & (~tintFlags | tintSet)) | new_flags;	1029	flags = (flags & ~tintFlags) | new_flags;
754	return true;	1030	return true;
755	}	1031	}
		1032
756	return false;	1033	return false;
757	}	1034	}
758		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
759	/* make_transparency_pixmap()	1222	/* make_transparency_pixmap()
760	* 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
761	* 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
762	* our window.	1225	* our window.
763	*/	1226	*/
764	unsigned long	1227	unsigned long
765	bgPixmap_t::make_transparency_pixmap ()	1228	bgPixmap_t::make_transparency_pixmap ()
766	{	1229	{
767	unsigned long result = 0;	1230	unsigned long result = 0;
768		1231
769	if (target == NULL)	1232	if (target == NULL)
770	return 0;	1233	return 0;
771		1234
772	/* 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
773	* be always up-to-date, so let's use it :	1236	* be always up-to-date, so let's use it :
774	*/	1237	*/
775	Window root = target->display->root;
776	int screen = target->display->screen;	1238	int screen = target->display->screen;
777	Display *dpy = target->dpy;	1239	Display *dpy = target->dpy;
		1240	int root_depth = DefaultDepth (dpy, screen);
778	int root_width = DisplayWidth (dpy, screen);	1241	int root_width = DisplayWidth (dpy, screen);
779	int root_height = DisplayHeight (dpy, screen);	1242	int root_height = DisplayHeight (dpy, screen);
780	unsigned int root_pmap_width, root_pmap_height;	1243	unsigned int root_pmap_width, root_pmap_height;
781	int window_width = target->szHint.width;	1244	int window_width = target->szHint.width;
782	int window_height = target->szHint.height;	1245	int window_height = target->szHint.height;
783	int sx, sy;	1246	int sx, sy;
784	XGCValues gcv;	1247	XGCValues gcv;
		1248	GC gc;
785		1249
786	TIMING_TEST_START (tp);	1250	sx = target_x;
787	target->get_window_origin (sx, sy);	1251	sy = target_y;
788		1252
789	/* 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 : */
790	if (sx + window_width <= 0 || sy + window_height <= 0	1254	if (sx + window_width <= 0 || sy + window_height <= 0
791	|| sx >= root_width || sy >= root_height)	1255	|| sx >= root_width || sy >= root_height)
792	return 0;	1256	return 0;
793		1257
		1258	// validate root pixmap and get its size
794	if (root_pixmap != None)	1259	if (root_pixmap != None)
795	{/* we want to validate the pixmap and get it's size at the same time : */	1260	{
		1261	Window wdummy;
796	int junk;	1262	int idummy;
797	unsigned int ujunk;	1263	unsigned int udummy;
798	/* root pixmap may be bad - allow a error */	1264
799	target->allowedxerror = -1;	1265	target->allowedxerror = -1;
800		1266
801	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))
802	root_pixmap = None;	1268	root_pixmap = None;
803		1269
804	target->allowedxerror = 0;	1270	target->allowedxerror = 0;
805	}	1271	}
806		1272
807	Pixmap tiled_root_pmap = XCreatePixmap (dpy, root, window_width, window_height, root_depth);	1273	Pixmap recoded_root_pmap = root_pixmap;
808	GC gc = NULL;
809		1274
810	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)
811	return 0;	1306	return 0;
812		1307
813	if (root_pixmap == None)	1308	if (pixmap == None
814	{ /* use tricks to obtain the root background image :*/	1309	|| pmap_width != window_width
815	/* we want to create Overrideredirect window overlapping out window	1310	|| pmap_height != window_height)
816	with background type of Parent Relative and then grab it */
817	XSetWindowAttributes attr;
818	Window src;
819	bool success = false;
820
821	attr.background_pixmap = ParentRelative;
822	attr.backing_store = Always;
823	attr.event_mask = ExposureMask;
824	attr.override_redirect = True;
825	src = XCreateWindow (dpy, root, sx, sy, window_width, window_height, 0,
826	CopyFromParent, CopyFromParent, CopyFromParent,
827	CWBackPixmap|CWBackingStore|CWOverrideRedirect|CWEventMask,
828	&attr);
829
830	if (src != None)
831	{
832	XEvent event;
833	int ev_count = 0;
834	XGrabServer (dpy);
835	XMapRaised (dpy, src);
836	XSync (dpy, False);
837
838	/* XSync should get window where it's properly exposed,
839	* but to be on the safe side - let's check for the actuall event to arrive : */
840	while (XCheckWindowEvent (dpy, src, ExposureMask, &event))
841	++ev_count;
842
843	if (ev_count > 0);
844	{ /* hooray! - we can grab the image! */
845	gc = XCreateGC (dpy, root, 0, NULL);
846	if (gc)
847	{
848	XCopyArea (dpy, src, tiled_root_pmap, gc, 0, 0, window_width, window_height, 0, 0);
849	success = true;
850	}
851	}
852	XDestroyWindow (dpy, src);
853	XUngrabServer (dpy);
854	//fprintf (stderr, "%s:%d: ev_count = %d\n", __FUNCTION__, __LINE__, ev_count);
855	}
856
857	if (!success)
858	{
859	XFreePixmap (dpy, tiled_root_pmap);
860	tiled_root_pmap = None;
861	}
862	else
863	result |= transpPmapTiled;
864	}	1311	{
865	else
866	{/* strightforward pixmap copy */
867	gcv.tile = root_pixmap;
868	gcv.fill_style = FillTiled;
869
870	while (sx < 0) sx += (int)root_width;
871	while (sy < 0) sy += (int)root_height;
872
873	gcv.ts_x_origin = -sx;
874	gcv.ts_y_origin = -sy;
875	gc = XCreateGC (dpy, root, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
876
877	if (gc)
878	{
879	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
880	result |= transpPmapTiled;
881	}
882	}
883	TIMING_TEST_PRINT_RESULT (tp);
884
885	if (tiled_root_pmap != None)
886	{
887	if (!need_client_side_rendering ())
888	{
889	if ((flags & tintNeeded))
890	{
891	if (flags & tintWholesome)
892	{
893	/* In this case we can tint image server-side getting significant
894	* performance improvements, as we eliminate XImage transfer
895	*/
896	gcv.foreground = Pixel (tint);
897	gcv.function = GXand;
898	gcv.fill_style = FillSolid;
899	if (gc)
900	XChangeGC (dpy, gc, GCFillStyle | GCForeground | GCFunction, &gcv);
901	else
902	gc = XCreateGC (dpy, root, GCFillStyle | GCForeground | GCFunction, &gcv);
903	if (gc)
904	{
905	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
906	result |= transpPmapTinted;
907	}
908	}
909	else
910	{
911	# if XFT
912	Picture back_pic = 0;
913	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
914
915	if (flags & tintSet)
916	tint.get (c);
917
918	if (shade > 0 && shade < 100)
919	{
920	c.r = (c.r * shade) / 100;
921	c.g = (c.g * shade) / 100;
922	c.b = (c.b * shade) / 100;
923	}
924	else if( shade > 100 && shade < 200)
925	{
926	c.r = (c.r * (200 - shade)) / 100;
927	c.g = (c.g * (200 - shade)) / 100;
928	c.b = (c.b * (200 - shade)) / 100;
929	}
930
931	XRenderPictFormat pf;
932	pf.type = PictTypeDirect;
933	pf.depth = 32;
934	pf.direct.redMask = 0xff;
935	pf.direct.greenMask = 0xff;
936	pf.direct.blueMask = 0xff;
937	pf.direct.alphaMask = 0xff;
938
939	XRenderPictFormat *solid_format = XRenderFindFormat (dpy,
940	(PictFormatType|
941	PictFormatDepth|
942	PictFormatRedMask|
943	PictFormatGreenMask|
944	PictFormatBlueMask|
945	PictFormatAlphaMask),
946	&pf,
947	0);
948	XRenderPictFormat *root_format = XRenderFindVisualFormat (dpy, DefaultVisualOfScreen (ScreenOfDisplay (dpy, target->display->screen)));
949	XRenderPictureAttributes pa ;
950
951	back_pic = XRenderCreatePicture (dpy, tiled_root_pmap, root_format, 0, &pa);
952
953	pa.repeat = True;
954
955	Pixmap overlay_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
956	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
957	XFreePixmap (dpy, overlay_pmap);
958
959	pa.component_alpha = True;
960	Pixmap mask_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
961	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
962	XFreePixmap (dpy, mask_pmap);
963
964	if (mask_pic && overlay_pic && back_pic)
965	{
966	XRenderColor mask_c;
967
968	memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof (mask_c));
969	mask_c.alpha = 0xffff;
970	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
971
972	mask_c.alpha = 0;
973	mask_c.red = 0xffff - c.r;
974	mask_c.green = 0xffff - c.g;
975	mask_c.blue = 0xffff - c.b;
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	result |= transpPmapTinted;
979	}
980	XRenderFreePicture (dpy, mask_pic);
981	XRenderFreePicture (dpy, overlay_pic);
982	XRenderFreePicture (dpy, back_pic);
983	# if DO_TIMING_TEST
984	XSync (dpy, False);
985	# endif
986	# endif
987	}
988	}
989	} /* server side rendering completed */
990
991	if (pixmap)	1312	if (pixmap)
992	XFreePixmap (dpy, pixmap);	1313	XFreePixmap (target->dpy, pixmap);
993		1314	pixmap = XCreatePixmap (target->dpy, target->vt, window_width, window_height, target->depth);
994	pixmap = tiled_root_pmap;
995	pmap_width = window_width;	1315	pmap_width = window_width;
996	pmap_height = window_height;	1316	pmap_height = window_height;
997	pmap_depth = root_depth;
998	}	1317	}
999		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);
		1331
1000	if (gc)	1332	if (gc)
		1333	{
		1334	XFillRectangle (dpy, pixmap, gc, 0, 0, window_width, window_height);
		1335	result |= transpPmapTiled;
1001	XFreeGC (dpy, gc);	1336	XFreeGC (dpy, gc);
1002		1337
1003	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 */
1004		1353	}
		1354
		1355	if (recoded_root_pmap != root_pixmap)
		1356	XFreePixmap (dpy, recoded_root_pmap);
		1357
1005	return result;	1358	return result;
1006	}	1359	}
1007		1360
1008	bool	1361	void
1009	bgPixmap_t::set_root_pixmap ()	1362	bgPixmap_t::set_root_pixmap ()
1010	{	1363	{
1011	Pixmap new_root_pixmap = None;
1012
1013	new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);	1364	Pixmap new_root_pixmap = target->get_pixmap_property (target->xa[XA_XROOTPMAP_ID]);
1014	if (new_root_pixmap == None)	1365	if (new_root_pixmap == None)
1015	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]);
1016		1367
1017	if (new_root_pixmap != root_pixmap)
1018	{
1019	root_pixmap = new_root_pixmap;	1368	root_pixmap = new_root_pixmap;
1020	return true;
1021	}
1022	return false;
1023	}	1369	}
1024	# endif /* ENABLE_TRANSPARENCY */	1370	# endif /* ENABLE_TRANSPARENCY */
1025		1371
1026	# ifndef HAVE_AFTERIMAGE	1372	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1027	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);
1028	# endif	1374	# endif
1029
1030		1375
1031	bool	1376	bool
1032	bgPixmap_t::render ()	1377	bgPixmap_t::render ()
1033	{	1378	{
1034	unsigned long background_flags = 0;	1379	unsigned long background_flags = 0;
1035		1380
1036	if (target == NULL)	1381	if (target == NULL)
1037	return false;	1382	return false;
1038		1383
1039	TIMING_TEST_START (tp);
1040
1041	invalidate();	1384	invalidate ();
1042	# ifdef ENABLE_TRANSPARENCY	1385	# ifdef ENABLE_TRANSPARENCY
1043	if (flags & isTransparent)	1386	if (flags & isTransparent)
1044	{	1387	{
1045	/* we need to re-generate transparency pixmap in that case ! */	1388	/* we need to re-generate transparency pixmap in that case ! */
1046	background_flags = make_transparency_pixmap ();	1389	background_flags = make_transparency_pixmap ();
1047	if (background_flags == 0)	1390	if (background_flags == 0)
1048	return false;	1391	return false;
1049	else if ((background_flags & transpTransformations) == (flags & transpTransformations)	1392	else if ((background_flags & transpTransformations) == (flags & transpTransformations))
1050	&& pmap_depth == target->depth)
1051	flags = flags & ~isInvalid;	1393	flags |= isValid;
1052	}	1394	}
1053	# endif	1395	# endif
1054		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 |= isValid;
		1403	}
		1404	# endif
		1405
		1406	# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1055	XImage *result = NULL;	1407	XImage *result = NULL;
1056	# ifdef HAVE_AFTERIMAGE	1408
1057	if (original_asim	1409	if (background_flags && !(flags & isValid))
1058	|| (background_flags & transpTransformations) != (flags & transpTransformations))	1410	{
		1411	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1059	{	1412	}
1060	ASImage *background = NULL;
1061	ARGB32 as_tint = TINT_LEAVE_SAME;
1062	if (background_flags)
1063	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);
1064		1413
1065	# ifdef ENABLE_TRANSPARENCY	1414	if (result)
		1415	{
		1416	/* our own client-side tinting */
1066	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	1417	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
1067	{	1418	{
1068	ShadingInfo as_shade;
1069	as_shade.shading = (shade == 0) ? 100 : shade;
1070
1071	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1419	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1072	if (flags & tintSet)	1420	if (flags & tintSet)
1073	tint.get (c);	1421	tint.get (c);
1074	as_shade.tintColor.red = c.r;	1422	shade_ximage (DefaultVisual (target->dpy, target->display->screen), result, shade, c);
1075	as_shade.tintColor.green = c.g;
1076	as_shade.tintColor.blue = c.b;
1077
1078	as_tint = shading2tint32 (&as_shade);
1079	}
1080	if (!(background_flags & transpPmapBlured) && (flags & blurNeeded) && background != NULL)
1081	{	1423	}
1082	ASImage* tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
1083	(original_asim == NULL || tint == TINT_LEAVE_SAME)?ASA_XImage:ASA_ASImage,
1084	100, ASIMAGE_QUALITY_DEFAULT);
1085	if (tmp)
1086	{
1087	destroy_asimage (&background);
1088	background = tmp;
1089	}
1090	}
1091	# endif
1092		1424
1093	if (render_asim (background, as_tint))
1094	flags = flags & ~isInvalid;
1095	if (background)
1096	destroy_asimage (&background);
1097	}
1098	else if (background_flags && pmap_depth != target->depth)
1099	{
1100	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1101	}
1102
1103	# elif !XFT /* our own client-side tinting */
1104
1105	/* ATTENTION: We ASSUME that XFT will let us do all the tinint neccessary server-side.
1106	This may need to be changed in need_client_seide_rendering() logic is altered !!! */
1107
1108	if (background_flags && (flags & isInvalid))
1109	{
1110	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1111	if (result != NULL && !(background_flags & transpPmapTinted) && (flags & tintNeeded))
1112	{
1113	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1114	if (flags & tintSet)
1115	tint.get (c);
1116	ShadeXImage (target, result, shade, c.r, c.g, c.b);
1117	}
1118	}
1119	# endif /* HAVE_AFTERIMAGE */
1120
1121	if (result != NULL)
1122	{
1123	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);	1425	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);
		1426
1124	if (gc)	1427	if (gc)
1125	{	1428	{
1126	if (/*pmap_depth != target->depth &&*/ pixmap != None)
1127	{
1128	XFreePixmap (target->dpy, pixmap);
1129	pixmap = None;
1130	}
1131	if (pixmap == None)
1132	{
1133	pixmap = XCreatePixmap (target->dpy, target->vt, result->width, result->height, target->depth);
1134	pmap_width = result->width;
1135	pmap_height = result->height;
1136	pmap_depth = target->depth;
1137	}
1138	if (pmap_depth != result->depth)
1139	{ /* Bad Match error will ensue ! stupid X !!!! */
1140	if( result->depth == 24 && pmap_depth == 32)
1141	result->depth = 32;
1142	else if( result->depth == 32 && pmap_depth == 24)
1143	result->depth = 24;
1144	else
1145	{
1146	/* TODO: implement image recoding */
1147	}
1148	}
1149	if (pmap_depth == result->depth)
1150	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);
		1430
1151	XFreeGC (target->dpy, gc);	1431	XFreeGC (target->dpy, gc);
1152	flags = flags & ~isInvalid;	1432	flags |= isValid;
1153	}	1433	}
		1434
1154	XDestroyImage (result);	1435	XDestroyImage (result);
1155	}	1436	}
		1437	# endif
1156		1438
1157	if (flags & isInvalid)	1439	if (!(flags & isValid))
1158	{	1440	{
1159	if (pixmap != None)	1441	if (pixmap != None)
1160	{	1442	{
1161	XFreePixmap (target->dpy, pixmap);	1443	XFreePixmap (target->dpy, pixmap);
1162	pixmap = None;	1444	pixmap = None;
1163	}	1445	}
1164	}	1446	}
1165		1447
1166	apply ();	1448	target->scr_recolour (false);
		1449	flags |= hasChanged;
1167		1450
1168	TIMING_TEST_PRINT_RESULT (tp);	1451	valid_since = ev::now ();
1169		1452
1170	return true;	1453	return true;
1171	}	1454	}
1172		1455
1173	bool	1456	void
1174	bgPixmap_t::set_target (rxvt_term *new_target)	1457	bgPixmap_t::set_target (rxvt_term *new_target)
1175	{	1458	{
1176	if (new_target)
1177	if (target != new_target)
1178	{
1179	target = new_target;	1459	target = new_target;
1180	# ifdef ENABLE_TRANSPARENCY	1460
1181	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	}
1182	# endif	1475	#endif
1183	return true;
1184	}
1185	return false;
1186	}	1476	}
1187		1477
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	{
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 :*/
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]);
1223	XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);
1224	/* do we also need to set scrollbar's background here ? */
1225	# if HAVE_SCROLLBARS
1226	if (target->scrollBar.win)
1227	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1228	# endif
1229	}
1230	/* don't want Expose on the parent or vt. It is better to use
1231	scr_touch or we get a great deal of flicker otherwise: */
1232	XClearWindow (target->dpy, target->parent[0]);
1233
1234	# if HAVE_SCROLLBARS
1235	if (target->scrollBar.win)
1236	{
1237	target->scrollBar.setIdle ();
1238	target->scrollbar_show (0);
1239	}
1240	# endif
1241
1242	target->want_refresh = 1;
1243	flags |= hasChanged;
1244	}
1245	}
1246
1247	#endif /* HAVE_BG_PIXMAP */	1478	#endif /* HAVE_BG_PIXMAP */
1248		1479
1249	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) && !XFT	1480	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1250	/* taken from aterm-0.4.2 */	1481	/* taken from aterm-0.4.2 */
1251		1482
1252	typedef uint32_t RUINT32T;
1253
1254	static void	1483	static void
1255	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)
1256	{	1485	{
1257	int sh_r, sh_g, sh_b;	1486	int sh_r, sh_g, sh_b;
1258	RUINT32T mask_r, mask_g, mask_b;	1487	uint32_t mask_r, mask_g, mask_b;
1259	RUINT32T *lookup, *lookup_r, *lookup_g, *lookup_b;	1488	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1260	unsigned int lower_lim_r, lower_lim_g, lower_lim_b;	1489	rgba low;
1261	unsigned int upper_lim_r, upper_lim_g, upper_lim_b;	1490	rgba high;
1262	int i;	1491	int i;
		1492	int host_byte_order = byteorder::big_endian () ? MSBFirst : LSBFirst;
1263		1493
1264	Visual *visual = term->visual;
1265
1266	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return ;	1494	if (visual->c_class != TrueColor || ximage->format != ZPixmap) return;
1267
1268	if (shade == 0)
1269	shade = 100;
1270		1495
1271	/* for convenience */	1496	/* for convenience */
1272	mask_r = visual->red_mask;	1497	mask_r = visual->red_mask;
1273	mask_g = visual->green_mask;	1498	mask_g = visual->green_mask;
1274	mask_b = visual->blue_mask;	1499	mask_b = visual->blue_mask;
1275		1500
1276	/* boring lookup table pre-initialization */	1501	/* boring lookup table pre-initialization */
1277	switch (srcImage->bits_per_pixel) {	1502	switch (ximage->depth)
		1503	{
1278	case 15:	1504	case 15:
1279	if ((mask_r != 0x7c00) ||	1505	if ((mask_r != 0x7c00) ||
1280	(mask_g != 0x03e0) ||	1506	(mask_g != 0x03e0) ||
1281	(mask_b != 0x001f))	1507	(mask_b != 0x001f))
1282	return;	1508	return;
1283	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+32+32));	1509	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+32+32));
1284	lookup_r = lookup;	1510	lookup_r = lookup;
1285	lookup_g = lookup+32;	1511	lookup_g = lookup+32;
1286	lookup_b = lookup+32+32;	1512	lookup_b = lookup+32+32;
1287	sh_r = 10;	1513	sh_r = 10;
1288	sh_g = 5;	1514	sh_g = 5;
1289	sh_b = 0;	1515	sh_b = 0;
1290	break;	1516	break;
1291	case 16:	1517	case 16:
1292	if ((mask_r != 0xf800) ||	1518	if ((mask_r != 0xf800) ||
1293	(mask_g != 0x07e0) ||	1519	(mask_g != 0x07e0) ||
1294	(mask_b != 0x001f))	1520	(mask_b != 0x001f))
1295	return;	1521	return;
1296	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+64+32));	1522	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+64+32));
1297	lookup_r = lookup;	1523	lookup_r = lookup;
1298	lookup_g = lookup+32;	1524	lookup_g = lookup+32;
1299	lookup_b = lookup+32+64;	1525	lookup_b = lookup+32+64;
1300	sh_r = 11;	1526	sh_r = 11;
1301	sh_g = 5;	1527	sh_g = 5;
1302	sh_b = 0;	1528	sh_b = 0;
1303	break;	1529	break;
1304	case 24:	1530	case 24:
1305	if ((mask_r != 0xff0000) ||	1531	if ((mask_r != 0xff0000) ||
1306	(mask_g != 0x00ff00) ||	1532	(mask_g != 0x00ff00) ||
1307	(mask_b != 0x0000ff))	1533	(mask_b != 0x0000ff))
1308	return;	1534	return;
1309	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));	1535	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1310	lookup_r = lookup;	1536	lookup_r = lookup;
1311	lookup_g = lookup+256;	1537	lookup_g = lookup+256;
1312	lookup_b = lookup+256+256;	1538	lookup_b = lookup+256+256;
1313	sh_r = 16;	1539	sh_r = 16;
1314	sh_g = 8;	1540	sh_g = 8;
1315	sh_b = 0;	1541	sh_b = 0;
1316	break;	1542	break;
1317	case 32:	1543	case 32:
1318	if ((mask_r != 0xff0000) ||	1544	if ((mask_r != 0xff0000) ||
1319	(mask_g != 0x00ff00) ||	1545	(mask_g != 0x00ff00) ||
1320	(mask_b != 0x0000ff))	1546	(mask_b != 0x0000ff))
1321	return;	1547	return;
1322	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));	1548	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1323	lookup_r = lookup;	1549	lookup_r = lookup;
1324	lookup_g = lookup+256;	1550	lookup_g = lookup+256;
1325	lookup_b = lookup+256+256;	1551	lookup_b = lookup+256+256;
1326	sh_r = 16;	1552	sh_r = 16;
1327	sh_g = 8;	1553	sh_g = 8;
1328	sh_b = 0;	1554	sh_b = 0;
1329	break;	1555	break;
1330	default:	1556	default:
1331	return; /* we do not support this color depth */	1557	return; /* we do not support this color depth */
1332	}	1558	}
1333		1559
1334	/* prepare limits for color transformation (each channel is handled separately) */	1560	/* prepare limits for color transformation (each channel is handled separately) */
1335	if (shade < 0) {	1561	if (shade > 100)
		1562	{
1336	shade = -shade;	1563	shade = 200 - shade;
1337	if (shade < 0) shade = 0;
1338	if (shade > 100) shade = 100;
1339		1564
1340	lower_lim_r = 65535-rm;	1565	high.r = c.r * shade / 100;
1341	lower_lim_g = 65535-gm;	1566	high.g = c.g * shade / 100;
1342	lower_lim_b = 65535-bm;	1567	high.b = c.b * shade / 100;
1343		1568
1344	lower_lim_r = 65535-(unsigned int)(((RUINT32T)lower_lim_r)*((RUINT32T)shade)/100);	1569	low.r = 65535 * (100 - shade) / 100;
1345	lower_lim_g = 65535-(unsigned int)(((RUINT32T)lower_lim_g)*((RUINT32T)shade)/100);	1570	low.g = 65535 * (100 - shade) / 100;
1346	lower_lim_b = 65535-(unsigned int)(((RUINT32T)lower_lim_b)*((RUINT32T)shade)/100);	1571	low.b = 65535 * (100 - shade) / 100;
1347
1348	upper_lim_r = upper_lim_g = upper_lim_b = 65535;
1349	} else {
1350	if (shade < 0) shade = 0;
1351	if (shade > 100) shade = 100;
1352
1353	lower_lim_r = lower_lim_g = lower_lim_b = 0;
1354
1355	upper_lim_r = (unsigned int)((((RUINT32T)rm)*((RUINT32T)shade))/100);
1356	upper_lim_g = (unsigned int)((((RUINT32T)gm)*((RUINT32T)shade))/100);
1357	upper_lim_b = (unsigned int)((((RUINT32T)bm)*((RUINT32T)shade))/100);
1358	}	1572	}
1359		1573	else
1360	/* switch red and blue bytes if necessary, we need it for some weird XServers like XFree86 3.3.3.1 */
1361	if ((srcImage->bits_per_pixel == 24) && (mask_r >= 0xFF0000 ))
1362	{	1574	{
1363	unsigned int tmp;	1575	high.r = c.r * shade / 100;
		1576	high.g = c.g * shade / 100;
		1577	high.b = c.b * shade / 100;
1364		1578
1365	tmp = lower_lim_r;	1579	low.r = low.g = low.b = 0;
1366	lower_lim_r = lower_lim_b;
1367	lower_lim_b = tmp;
1368
1369	tmp = upper_lim_r;
1370	upper_lim_r = upper_lim_b;
1371	upper_lim_b = tmp;
1372	}	1580	}
1373		1581
1374	/* fill our lookup tables */	1582	/* fill our lookup tables */
1375	for (i = 0; i <= mask_r>>sh_r; i++)	1583	for (i = 0; i <= mask_r>>sh_r; i++)
1376	{	1584	{
1377	RUINT32T tmp;	1585	uint32_t tmp;
1378	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_r-lower_lim_r));	1586	tmp = i * high.r;
1379	tmp += ((RUINT32T)(mask_r>>sh_r))*((RUINT32T)lower_lim_r);	1587	tmp += (mask_r>>sh_r) * low.r;
1380	lookup_r[i] = (tmp/65535)<<sh_r;	1588	lookup_r[i] = (tmp/65535)<<sh_r;
1381	}	1589	}
1382	for (i = 0; i <= mask_g>>sh_g; i++)	1590	for (i = 0; i <= mask_g>>sh_g; i++)
1383	{	1591	{
1384	RUINT32T tmp;	1592	uint32_t tmp;
1385	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_g-lower_lim_g));	1593	tmp = i * high.g;
1386	tmp += ((RUINT32T)(mask_g>>sh_g))*((RUINT32T)lower_lim_g);	1594	tmp += (mask_g>>sh_g) * low.g;
1387	lookup_g[i] = (tmp/65535)<<sh_g;	1595	lookup_g[i] = (tmp/65535)<<sh_g;
1388	}	1596	}
1389	for (i = 0; i <= mask_b>>sh_b; i++)	1597	for (i = 0; i <= mask_b>>sh_b; i++)
1390	{	1598	{
1391	RUINT32T tmp;	1599	uint32_t tmp;
1392	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_b-lower_lim_b));	1600	tmp = i * high.b;
1393	tmp += ((RUINT32T)(mask_b>>sh_b))*((RUINT32T)lower_lim_b);	1601	tmp += (mask_b>>sh_b) * low.b;
1394	lookup_b[i] = (tmp/65535)<<sh_b;	1602	lookup_b[i] = (tmp/65535)<<sh_b;
1395	}	1603	}
1396		1604
1397	/* apply table to input image (replacing colors by newly calculated ones) */	1605	/* apply table to input image (replacing colors by newly calculated ones) */
1398	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)
1399	{	1609	{
1400	case 15:
1401	{
1402	unsigned short *p1, *pf, *p, *pl;	1610	uint32_t *p1, *pf, *p, *pl;
1403	p1 = (unsigned short *) srcImage->data;	1611	p1 = (uint32_t *) ximage->data;
1404	pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);	1612	pf = (uint32_t *) (ximage->data + ximage->height * ximage->bytes_per_line);
		1613
1405	while (p1 < pf)	1614	while (p1 < pf)
1406	{	1615	{
1407	p = p1;	1616	p = p1;
1408	pl = p1 + srcImage->width;	1617	pl = p1 + ximage->width;
1409	for (; p < pl; p++)	1618	for (; p < pl; p++)
1410	{	1619	{
1411	*p = lookup_r[(*p & 0x7c00)>>10] |
1412	lookup_g[(*p & 0x03e0)>> 5] |
1413	lookup_b[(*p & 0x001f)];
1414	}
1415	p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1416	}
1417	break;
1418	}
1419	case 16:
1420	{
1421	unsigned short *p1, *pf, *p, *pl;
1422	p1 = (unsigned short *) srcImage->data;
1423	pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1424	while (p1 < pf)
1425	{
1426	p = p1;
1427	pl = p1 + srcImage->width;
1428	for (; p < pl; p++)
1429	{
1430	*p = lookup_r[(*p & 0xf800)>>11] |
1431	lookup_g[(*p & 0x07e0)>> 5] |
1432	lookup_b[(*p & 0x001f)];
1433	}
1434	p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1435	}
1436	break;
1437	}
1438	case 24:
1439	{
1440	unsigned char *p1, *pf, *p, *pl;
1441	p1 = (unsigned char *) srcImage->data;
1442	pf = (unsigned char *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1443	while (p1 < pf)
1444	{
1445	p = p1;
1446	pl = p1 + srcImage->width * 3;
1447	for (; p < pl; p += 3)
1448	{
1449	p[0] = lookup_r[(p[0] & 0xff0000)>>16];
1450	p[1] = lookup_r[(p[1] & 0x00ff00)>> 8];
1451	p[2] = lookup_r[(p[2] & 0x0000ff)];
1452	}
1453	p1 = (unsigned char *) ((char *) p1 + srcImage->bytes_per_line);
1454	}
1455	break;
1456	}
1457	case 32:
1458	{
1459	RUINT32T *p1, *pf, *p, *pl;
1460	p1 = (RUINT32T *) srcImage->data;
1461	pf = (RUINT32T *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1462
1463	while (p1 < pf)
1464	{
1465	p = p1;
1466	pl = p1 + srcImage->width;
1467	for (; p < pl; p++)
1468	{
1469	*p = lookup_r[(*p & 0xff0000)>>16] |	1620	*p = lookup_r[(*p & 0xff0000) >> 16] |
1470	lookup_g[(*p & 0x00ff00)>> 8] |	1621	lookup_g[(*p & 0x00ff00) >> 8] |
1471	lookup_b[(*p & 0x0000ff)] |	1622	lookup_b[(*p & 0x0000ff)] |
1472	(*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);
1473	}	1638	}
1474	p1 = (RUINT32T *) ((char *) p1 + srcImage->bytes_per_line);
1475	}	1639	}
1476	break;
1477	}
1478	}
1479		1640
1480	free (lookup);	1641	free (lookup);
1481	}	1642	}
1482	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */	1643	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */

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