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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.42 by sf-exg, Sun Aug 29 13:24:30 2010 UTC vs.
Revision 1.130 by sf-exg, Sun Jan 9 23:48:37 2011 UTC

…		…
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	*	4	*
5	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
6	* Copyright (c) 2005-2008 Marc Lehmann <pcg@goof.com>	6	* Copyright (c) 2005-2008 Marc Lehmann <pcg@goof.com>
7	* Copyright (c) 2007 Sasha Vasko <sasha@aftercode.net>	7	* Copyright (c) 2007 Sasha Vasko <sasha@aftercode.net>
		8	* Copyright (c) 2010 Emanuele Giaquinta <e.giaquinta@glauco.it>
8	*	9	*
9	* This program is free software; you can redistribute it and/or modify	10	* This program is free software; you can redistribute it and/or modify
10	* it under the terms of the GNU General Public License as published by	11	* it under the terms of the GNU General Public License as published by
11	* the Free Software Foundation; either version 2 of the License, or	12	* the Free Software Foundation; either version 2 of the License, or
12	* (at your option) any later version.	13	* (at your option) any later version.
…		…
19	* You should have received a copy of the GNU General Public License	20	* You should have received a copy of the GNU General Public License
20	* along with this program; if not, write to the Free Software	21	* along with this program; if not, write to the Free Software
21	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	22	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
22	*---------------------------------------------------------------------*/	23	*---------------------------------------------------------------------*/
23		24
		25	#include <cmath>
24	#include "../config.h" /* NECESSARY */	26	#include "../config.h" /* NECESSARY */
25	#include "rxvt.h" /* NECESSARY */	27	#include "rxvt.h" /* NECESSARY */
		28
		29	#if XRENDER
		30	# include <X11/extensions/Xrender.h>
		31	#endif
		32
		33	#ifndef FilterConvolution
		34	#define FilterConvolution "convolution"
		35	#endif
26		36
27	#define DO_TIMING_TEST 0	37	#define DO_TIMING_TEST 0
28		38
29	#if DO_TIMING_TEST	39	#if DO_TIMING_TEST
30	# include <sys/time.h>	40	# include <sys/time.h>
…		…
52	* 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
53	* colon-delimited pixmap operations.	63	* colon-delimited pixmap operations.
54	* The following table shows the valid geometry strings and their	64	* The following table shows the valid geometry strings and their
55	* effects on the background image :	65	* effects on the background image :
56	*	66	*
57	* 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%.
58	* W and H are percentages of the terminal window size.	68	* W and H are percentages of the terminal window size.
59	* X and Y are also percentages; e.g., +50+50 centers	69	* X and Y are also percentages; e.g., +50+50 centers
60	* the image in the window.	70	* the image in the window.
61	* WxH+X Assumes Y == X
62	* WxH Assumes Y == X == 50 (centers the image)
63	* W+X+Y Assumes H == W
64	* W+X Assumes H == W and Y == X
65	* W Assumes H == W and Y == X == 50
66	*
67	* Adjusting position only :
68	* =+X+Y Set position to X% by Y% (absolute).
69	* =+X Set position to X% by X%.
70	* +X+Y Adjust position horizontally X% and vertically Y%
71	* from current position (relative).
72	* +X Adjust position horizontally X% and vertically X%
73	* from current position.
74	*
75	* Adjusting scale only :
76	* Wx0 Multiply horizontal scaling factor by W%
77	* 0xH Multiply vertical scaling factor by H%
78	* 0x0 No scaling (show image at normal size).
79	*	71	*
80	* Pixmap Operations : (should be prepended by a colon)	72	* Pixmap Operations : (should be prepended by a colon)
81	* tile Tile image. Scaling/position modifiers above will affect	73	* tile Tile image. Scaling/position modifiers above will affect
82	* the tile size and origin.	74	* the tile size and origin.
83	* propscale When scaling, scale proportionally. That is, maintain the	75	* propscale When scaling, scale proportionally. That is, maintain the
84	* proper aspect ratio for the image. Any portion of the	76	* proper aspect ratio for the image. Any portion of the
85	* background not covered by the image is filled with the	77	* background not covered by the image is filled with the
86	* current background color.	78	* current background color.
87	* hscale Scale horizontally, tile vertically ?	79	* hscale Scale horizontally, tile vertically ?
88	* vscale Tile horizontally, scale vertically ?	80	* vscale Tile horizontally, scale vertically ?
…		…
96	// this is basically redundant as bgPixmap_t is only used in	88	// this is basically redundant as bgPixmap_t is only used in
97	// zero_initialised-derived structs	89	// zero_initialised-derived structs
98	#ifdef HAVE_AFTERIMAGE	90	#ifdef HAVE_AFTERIMAGE
99	original_asim = NULL;	91	original_asim = NULL;
100	#endif	92	#endif
		93	#ifdef HAVE_PIXBUF
		94	pixbuf = NULL;
		95	#endif
101	#ifdef BG_IMAGE_FROM_FILE	96	#ifdef BG_IMAGE_FROM_FILE
		97	have_image = false;
102	h_scale = v_scale = 0;	98	h_scale = v_scale = 0;
103	h_align = v_align = 0;	99	h_align = v_align = 0;
		100	#endif
		101	#ifdef ENABLE_TRANSPARENCY
		102	shade = 100;
104	#endif	103	#endif
105	flags = 0;	104	flags = 0;
106	pixmap = None;	105	pixmap = None;
107	valid_since = invalid_since = 0;	106	valid_since = invalid_since = 0;
108	target = 0;	107	target = 0;
		108	target_x = target_y = 0;
109	}	109	}
110		110
111	void	111	void
112	bgPixmap_t::destroy ()	112	bgPixmap_t::destroy ()
113	{	113	{
114	#ifdef HAVE_AFTERIMAGE	114	#ifdef HAVE_AFTERIMAGE
115	if (original_asim)	115	if (original_asim)
116	safe_asimage_destroy (original_asim);	116	safe_asimage_destroy (original_asim);
117	#endif	117	#endif
118		118
		119	#ifdef HAVE_PIXBUF
		120	if (pixbuf)
		121	g_object_unref (pixbuf);
		122	#endif
		123
119	if (pixmap && target)	124	if (pixmap && target)
120	XFreePixmap (target->dpy, pixmap);	125	XFreePixmap (target->dpy, pixmap);
		126	}
		127
		128	bool
		129	bgPixmap_t::set_position (int x, int y)
		130	{
		131
		132	if (target_x != x
		133	|| target_y != y)
		134	{
		135	target_x = x;
		136	target_y = y;
		137	return true;
		138	}
		139	return false;
121	}	140	}
122		141
123	bool	142	bool
124	bgPixmap_t::window_size_sensitive ()	143	bgPixmap_t::window_size_sensitive ()
125	{	144	{
…		…
127	if (flags & isTransparent)	146	if (flags & isTransparent)
128	return true;	147	return true;
129	# endif	148	# endif
130		149
131	# ifdef BG_IMAGE_FROM_FILE	150	# ifdef BG_IMAGE_FROM_FILE
132	# ifdef HAVE_AFTERIMAGE	151	if (have_image)
133	if (original_asim)
134	# endif
135	{	152	{
136	if (h_scale != 0 || v_scale != 0	153	if (flags & sizeSensitive)
137	|| h_align != 0 || v_align != 0)
138	return true;	154	return true;
139	}	155	}
140	# endif	156	# endif
141		157
142	return false;	158	return false;
…		…
149	if (flags & isTransparent)	165	if (flags & isTransparent)
150	return true;	166	return true;
151	# endif	167	# endif
152		168
153	# ifdef BG_IMAGE_FROM_FILE	169	# ifdef BG_IMAGE_FROM_FILE
154	# ifdef HAVE_AFTERIMAGE	170	if (have_image)
155	if (original_asim)
156	# endif
157	{	171	{
158	if (h_align == rootAlign || v_align == rootAlign)	172	if (flags & rootAlign)
159	return true;	173	return true;
160	}	174	}
161	# endif	175	# endif
162		176
163	return false;	177	return false;
164	};	178	}
165		179
166	bool bgPixmap_t::need_client_side_rendering ()	180	bool bgPixmap_t::need_client_side_rendering ()
167	{	181	{
168	# ifdef HAVE_AFTERIMAGE	182	# ifdef HAVE_AFTERIMAGE
169	if (original_asim)	183	if (original_asim)
170	return true;	184	return true;
171	# endif	185	# endif
172	# ifdef ENABLE_TRANSPARENCY
173	if (flags & isTransparent)
174	{
175	# ifdef HAVE_AFTERIMAGE // can't blur without libAI anyways
176	if ((flags & blurNeeded) && !(flags & blurServerSide))
177	return true;
178	# endif
179	if ((flags & tintNeeded) && !(flags & tintServerSide))
180	return true;
181	}
182	# endif
183	return false;	186	return false;
184	}	187	}
185		188
186	# ifdef BG_IMAGE_FROM_FILE	189	# ifdef BG_IMAGE_FROM_FILE
187	static inline bool	190	static inline bool
…		…
203	static inline bool	206	static inline bool
204	check_set_align_value (int geom_flags, int flag, int &align, int new_value)	207	check_set_align_value (int geom_flags, int flag, int &align, int new_value)
205	{	208	{
206	if (geom_flags & flag)	209	if (geom_flags & flag)
207	{	210	{
208	if (new_value != bgPixmap_t::rootAlign)
209	{
210	if (new_value < -100)	211	if (new_value < -100)
211	new_value = -100;	212	new_value = -100;
212	else if (new_value > 200)	213	else if (new_value > 200)
213	new_value = 200;	214	new_value = 200;
214	}
215	if (new_value != align)	215	if (new_value != align)
216	{	216	{
217	align = new_value;	217	align = new_value;
218	return true;	218	return true;
219	}	219	}
…		…
223		223
224	static inline int	224	static inline int
225	make_align_position (int align, int window_size, int image_size)	225	make_align_position (int align, int window_size, int image_size)
226	{	226	{
227	int diff = window_size - image_size;	227	int diff = window_size - image_size;
228	int smaller = MIN (image_size,window_size);	228	int smaller = min (image_size, window_size);
229		229
230	if (align >= 0 && align <= 50)	230	if (align >= 0 && align <= 100)
231	return diff * align / 100;	231	return diff * align / 100;
232	else if (align > 50 && align <= 100)
233	return window_size - image_size - diff * (100 - align) / 100;
234	else if (align > 100 && align <= 200 )	232	else if (align > 100 && align <= 200)
235	return ((align - 100) * smaller / 100) + window_size - smaller;	233	return ((align - 100) * smaller / 100) + window_size - smaller;
236	else if (align > -100 && align < 0)	234	else if (align >= -100 && align < 0)
237	return ((align + 100) * smaller / 100) - image_size;	235	return ((align + 100) * smaller / 100) - image_size;
238	return 0;	236	return 0;
239	}	237	}
240		238
241	static inline int	239	static inline int
242	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)	240	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)
243	{	241	{
244	int src_pos = 0;	242	int src_pos = 0;
245	dst_pos = 0;	243	dst_pos = pos;
246	dst_size = size;	244	dst_size = size;
247	if (pos < 0 && size > target_size)	245	if (pos < 0)
248	{	246	{
249	src_pos = -pos;	247	src_pos = -pos;
		248	dst_pos = 0;
250	dst_size += pos;	249	dst_size += pos;
251	}	250	}
252	else if (pos > 0)
253	dst_pos = pos;
254		251
255	if (dst_pos + dst_size > target_size)	252	if (dst_pos + dst_size > target_size)
256	dst_size = target_size - dst_pos;	253	dst_size = target_size - dst_pos;
257	return src_pos;	254	return src_pos;
258	}	255	}
259		256
260	bool	257	bool
261	bgPixmap_t::set_geometry (const char *geom)	258	bgPixmap_t::set_geometry (const char *geom, bool update)
262	{	259	{
		260	bool changed = false;
263	int geom_flags = 0, changed = 0;	261	int geom_flags = 0;
264	int x = 0, y = 0;	262	int x = 0, y = 0;
265	unsigned int w = 0, h = 0;	263	unsigned int w = 0, h = 0;
266	unsigned int n;	264	unsigned int n;
267	unsigned long new_flags = (flags & (~geometryFlags));	265	unsigned long new_flags = (flags & (~geometryFlags));
268	const char *p;	266	const char *ops;
269	# define MAXLEN_GEOM 256 /* could be longer than regular geometry string */	267	# define MAXLEN_GEOM 256 /* could be longer than regular geometry string */
270		268
271	if (geom == NULL)	269	if (geom == NULL)
272	return false;	270	return false;
273		271
274	char str[MAXLEN_GEOM];	272	char str[MAXLEN_GEOM];
275		273
276	while (isspace(*geom)) ++geom;
277	if ((p = strchr (geom, ';')) == NULL)
278	p = strchr (geom, '\0');	274	ops = strchr (geom, ':');
279		275	if (ops == NULL)
		276	n = strlen (geom);
		277	else
280	n = (p - geom);	278	n = ops - geom;
		279
281	if (n < MAXLEN_GEOM)	280	if (n >= MAXLEN_GEOM)
282	{	281	return false;
283	char *ops;
284	new_flags |= geometrySet;
285		282
286	memcpy (str, geom, n);	283	memcpy (str, geom, n);
287	str[n] = '\0';	284	str[n] = '\0';
288	if (str[0] == ':')	285	rxvt_strtrim (str);
289	ops = &str[0];
290	else if (str[0] != 'x' && str[0] != 'X' && isalpha(str[0]))
291	ops = &str[0];
292	else
293	{
294	char *tmp;
295	ops = strchr (str, ':');
296	if (ops != NULL)
297	{
298	for (tmp = ops-1; tmp >= str && isspace(*tmp); --tmp);
299	*(++tmp) = '\0';
300	if (ops == tmp) ++ops;
301	}
302	}
303		286
304	if (ops > str || ops == NULL)	287	if (str[0])
305	{	288	{
306	/* we have geometry string - let's handle it prior to applying ops */	289	/* we have geometry string - let's handle it prior to applying ops */
307	geom_flags = XParseGeometry (str, &x, &y, &w, &h);	290	geom_flags = XParseGeometry (str, &x, &y, &w, &h);
308
309	if ((geom_flags & XValue) && !(geom_flags & YValue))
310	{
311	y = x;
312	geom_flags |= YValue;
313	}
314
315	if (flags & geometrySet)
316	{
317	/* new geometry is an adjustment to the old one ! */
318	if ((geom_flags & WidthValue) && (geom_flags & HeightValue))
319	{
320	if (w == 0 && h != 0)
321	{
322	w = h_scale;
323	h = (v_scale * h) / 100;
324	}
325	else if (h == 0 && w != 0)
326	{
327	w = (h_scale * w) / 100;
328	h = v_scale;
329	}
330	}
331	if (geom_flags & XValue)
332	{
333	if (str[0] != '=')
334	{
335	y += v_align;
336	x += h_align;
337	}
338	}
339	}
340	else /* setting up geometry from scratch */
341	{
342	if (!(geom_flags & XValue))
343	{
344	/* use default geometry - centered */
345	x = y = defaultAlign;
346	}
347	else if (!(geom_flags & YValue))
348	y = x;
349
350	if ((geom_flags & (WidthValue|HeightValue)) == 0)
351	{
352	/* use default geometry - scaled */
353	w = h = defaultScale;
354	}
355	else if (geom_flags & WidthValue)
356	{
357	if (!(geom_flags & HeightValue))
358	h = w;
359	}
360	else
361	w = h;
362	}
363	} /* done parsing geometry string */	291	} /* done parsing geometry string */
364	else if (!(flags & geometrySet))	292
365	{	293	if (!update)
366	/* default geometry - scaled and centered */	294	{
		295	if (!(geom_flags & XValue))
367	x = y = defaultAlign;	296	x = y = defaultAlign;
		297	else if (!(geom_flags & YValue))
		298	y = x;
		299
		300	if (!(geom_flags & (WidthValue|HeightValue)))
368	w = h = defaultScale;	301	w = h = defaultScale;
369	}	302	else if (!(geom_flags & HeightValue))
		303	h = w;
		304	else if (!(geom_flags & WidthValue))
		305	w = h;
370		306
371	if (!(flags & geometrySet))
372	geom_flags |= WidthValue|HeightValue|XValue|YValue;	307	geom_flags |= WidthValue|HeightValue|XValue|YValue;
		308	}
373		309
374	if (ops)	310	if (ops)
375	{	311	{
376	while (*ops)	312	while (*ops)
377	{	313	{
378	while (*ops == ':' || isspace(*ops)) ++ops;	314	while (*ops == ':' || isspace(*ops)) ++ops;
379		315
380	# define CHECK_GEOM_OPS(op_str) (strncasecmp (ops, (op_str), sizeof (op_str) - 1) == 0)	316	# define CHECK_GEOM_OPS(op_str) (strncasecmp (ops, (op_str), sizeof (op_str) - 1) == 0)
381	if (CHECK_GEOM_OPS ("tile"))	317	if (CHECK_GEOM_OPS ("tile"))
382	{	318	{
383	w = h = noScale;	319	w = h = noScale;
384	geom_flags |= WidthValue|HeightValue;	320	geom_flags |= WidthValue|HeightValue;
385	}	321	}
386	else if (CHECK_GEOM_OPS ("propscale"))	322	else if (CHECK_GEOM_OPS ("propscale"))
387	{	323	{
388	if (w == 0 && h == 0)
389	{
390	w = windowScale;
391	geom_flags |= WidthValue;
392	}
393	new_flags |= propScale;	324	new_flags |= propScale;
394	}	325	}
395	else if (CHECK_GEOM_OPS ("hscale"))	326	else if (CHECK_GEOM_OPS ("hscale"))
396	{	327	{
397	if (w == 0) w = windowScale;	328	if (w == 0) w = windowScale;
398		329
399	h = noScale;	330	h = noScale;
400	geom_flags |= WidthValue|HeightValue;	331	geom_flags |= WidthValue|HeightValue;
401	}	332	}
402	else if (CHECK_GEOM_OPS ("vscale"))	333	else if (CHECK_GEOM_OPS ("vscale"))
403	{	334	{
404	if (h == 0) h = windowScale;	335	if (h == 0) h = windowScale;
405		336
406	w = noScale;	337	w = noScale;
407	geom_flags |= WidthValue|HeightValue;	338	geom_flags |= WidthValue|HeightValue;
408	}	339	}
409	else if (CHECK_GEOM_OPS ("scale"))	340	else if (CHECK_GEOM_OPS ("scale"))
410	{	341	{
411	if (h == 0) h = windowScale;	342	if (h == 0) h = windowScale;
412	if (w == 0) w = windowScale;	343	if (w == 0) w = windowScale;
413		344
414	geom_flags |= WidthValue|HeightValue;	345	geom_flags |= WidthValue|HeightValue;
415	}	346	}
416	else if (CHECK_GEOM_OPS ("auto"))	347	else if (CHECK_GEOM_OPS ("auto"))
417	{	348	{
418	w = h = windowScale;	349	w = h = windowScale;
419	x = y = centerAlign;	350	x = y = centerAlign;
420	geom_flags |= WidthValue|HeightValue|XValue|YValue;	351	geom_flags |= WidthValue|HeightValue|XValue|YValue;
421	}	352	}
422	else if (CHECK_GEOM_OPS ("root"))	353	else if (CHECK_GEOM_OPS ("root"))
423	{	354	{
		355	new_flags |= rootAlign;
424	w = h = noScale;	356	w = h = noScale;
425	x = y = rootAlign;
426	geom_flags |= WidthValue|HeightValue|XValue|YValue;	357	geom_flags |= WidthValue|HeightValue;
427	}	358	}
428	# undef CHECK_GEOM_OPS	359	# undef CHECK_GEOM_OPS
429		360
430	while (*ops != ':' && *ops != '\0') ++ops;	361	while (*ops != ':' && *ops != '\0') ++ops;
431	} /* done parsing ops */	362	} /* done parsing ops */
432	}	363	}
433		364
434	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) ++changed;	365	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;
435	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) ++changed;	366	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;
436	if (check_set_align_value (geom_flags, XValue, h_align, x)) ++changed;	367	if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;
437	if (check_set_align_value (geom_flags, YValue, v_align, y)) ++changed;	368	if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
438	}
439		369
440	if (new_flags != flags)	370	if (new_flags != flags)
441	{	371	{
442	flags = new_flags;	372	flags = new_flags;
443	changed++;	373	changed = true;
444	}	374	}
445		375
446	//fprintf (stderr, "flags = %lX, scale = %ux%u, align=%+d%+d\n",
447	// flags, h_scale, v_scale, h_align, v_align);
448	return (changed > 0);	376	return changed;
		377	}
		378
		379	void
		380	bgPixmap_t::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
		381	{
		382	int target_width = target->szHint.width;
		383	int target_height = target->szHint.height;
		384
		385	if (flags & propScale)
		386	{
		387	float scale = (float)target_width / image_width;
		388	min_it (scale, (float)target_height / image_height);
		389	w = image_width * scale + 0.5;
		390	h = image_height * scale + 0.5;
		391	}
		392	else
		393	{
		394	w = h_scale * target_width / 100;
		395	h = v_scale * target_height / 100;
		396	}
		397
		398	if (!w) w = image_width;
		399	if (!h) h = image_height;
		400
		401	if (flags & rootAlign)
		402	{
		403	x = -target_x;
		404	y = -target_y;
		405	}
		406	else
		407	{
		408	x = make_align_position (h_align, target_width, w);
		409	y = make_align_position (v_align, target_height, h);
		410	}
		411
		412	flags &= ~sizeSensitive;
		413	if ((flags & propScale) || h_scale || v_scale
		414	|| (!(flags & rootAlign) && (h_align || v_align))
		415	|| w > target_width || h > target_height)
		416	flags |= sizeSensitive;
449	}	417	}
450		418
451	# ifdef HAVE_AFTERIMAGE	419	# ifdef HAVE_AFTERIMAGE
452	bool	420	bool
453	bgPixmap_t::render_asim (ASImage *background, ARGB32 background_tint)	421	bgPixmap_t::render_image (unsigned long background_flags)
454	{	422	{
455	if (target == NULL)	423	if (target == NULL)
456	return false;	424	return false;
457		425
458	target->init_asv ();	426	target->init_asv ();
		427
		428	ASImage *background = NULL;
		429	ARGB32 background_tint = TINT_LEAVE_SAME;
		430
		431	# ifdef ENABLE_TRANSPARENCY
		432	if (background_flags)
		433	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);
		434
		435	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
		436	{
		437	ShadingInfo as_shade;
		438	as_shade.shading = shade;
		439
		440	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
		441	if (flags & tintSet)
		442	tint.get (c);
		443	as_shade.tintColor.red = c.r;
		444	as_shade.tintColor.green = c.g;
		445	as_shade.tintColor.blue = c.b;
		446
		447	background_tint = shading2tint32 (&as_shade);
		448	}
		449
		450	if (!(background_flags & transpPmapBlurred) && (flags & blurNeeded) && background != NULL)
		451	{
		452	ASImage *tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
		453	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,
		454	100, ASIMAGE_QUALITY_DEFAULT);
		455	if (tmp)
		456	{
		457	destroy_asimage (&background);
		458	background = tmp;
		459	}
		460	}
		461	# endif
459		462
460	ASImage *result = 0;	463	ASImage *result = 0;
461		464
462	int target_width = target->szHint.width;	465	int target_width = target->szHint.width;
463	int target_height = target->szHint.height;	466	int target_height = target->szHint.height;
464	int new_pmap_width = target_width;	467	int new_pmap_width = target_width;
465	int new_pmap_height = target_height;	468	int new_pmap_height = target_height;
466		469
467	int x = 0;	470	int x = 0;
468	int y = 0;	471	int y = 0;
469	int w = h_scale * target_width / 100;	472	int w = 0;
470	int h = v_scale * target_height / 100;	473	int h = 0;
471
472	TIMING_TEST_START (asim);
473		474
474	if (original_asim)	475	if (original_asim)
475	{	476	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
476	if (h_align == rootAlign || v_align == rootAlign)
477	{
478	target->get_window_origin(x, y);
479	x = -x;
480	y = -y;
481	}
482
483	if (h_align != rootAlign)
484	x = make_align_position (h_align, target_width, w > 0 ? w : (int)original_asim->width);
485
486	if (v_align != rootAlign)
487	y = make_align_position (v_align, target_height, h > 0 ? h : (int)original_asim->height);
488	}
489		477
490	if (!original_asim	478	if (!original_asim
		479	|| (!(flags & rootAlign)
491	|| x >= target_width	480	&& (x >= target_width
492	|| y >= target_height	481	|| y >= target_height
493	|| (w > 0 && x + w <= 0)	482	|| (x + w <= 0)
494	|| (h > 0 && y + h <= 0))	483	|| (y + h <= 0))))
495	{	484	{
496	if (background)	485	if (background)
497	{	486	{
498	new_pmap_width = background->width;	487	new_pmap_width = background->width;
499	new_pmap_height = background->height;	488	new_pmap_height = background->height;
…		…
513	}	502	}
514	else	503	else
515	{	504	{
516	result = original_asim;	505	result = original_asim;
517		506
518	if ((w > 0 && w != original_asim->width)	507	if ((w != original_asim->width)
519	|| (h > 0 && h != original_asim->height))	508	|| (h != original_asim->height))
520	{	509	{
521	result = scale_asimage (target->asv, original_asim,	510	result = scale_asimage (target->asv, original_asim,
522	w > 0 ? w : original_asim->width,	511	w, h,
523	h > 0 ? h : original_asim->height,
524	background ? ASA_ASImage : ASA_XImage,	512	background ? ASA_ASImage : ASA_XImage,
525	100, ASIMAGE_QUALITY_DEFAULT);	513	100, ASIMAGE_QUALITY_DEFAULT);
526	}	514	}
527		515
528	if (background == NULL)	516	if (background == NULL)
529	{	517	{
530	/* if tiling - pixmap has to be sized exactly as the image,
531	but there is no need to make it bigger than the window! */
532	if (h_scale == 0)
533	new_pmap_width = min (result->width, target_width);
534	if (v_scale == 0)
535	new_pmap_height = min (result->height, target_height);
536	/* we also need to tile our image in one or both directions */
537	if (h_scale == 0 || v_scale == 0)	518	if (h_scale == 0 || v_scale == 0)
538	{	519	{
		520	/* if tiling - pixmap has to be sized exactly as the image,
		521	but there is no need to make it bigger than the window! */
		522	new_pmap_width = min (result->width, target_width);
		523	new_pmap_height = min (result->height, target_height);
		524
		525	/* we also need to tile our image in both directions */
539	ASImage *tmp = tile_asimage (target->asv, result,	526	ASImage *tmp = tile_asimage (target->asv, result,
540	(h_scale > 0) ? 0 : (int)result->width - x,	527	(int)result->width - x,
541	(v_scale > 0) ? 0 : (int)result->height - y,	528	(int)result->height - y,
542	new_pmap_width,	529	new_pmap_width,
543	new_pmap_height,	530	new_pmap_height,
544	TINT_LEAVE_SAME, ASA_XImage,	531	TINT_LEAVE_SAME, ASA_XImage,
545	100, ASIMAGE_QUALITY_DEFAULT);	532	100, ASIMAGE_QUALITY_DEFAULT);
546	if (tmp)	533	if (tmp)
…		…
561	layers[0].clip_width = target_width;	548	layers[0].clip_width = target_width;
562	layers[0].clip_height = target_height;	549	layers[0].clip_height = target_height;
563	layers[0].tint = background_tint;	550	layers[0].tint = background_tint;
564	layers[1].im = result;	551	layers[1].im = result;
565		552
566	if (w <= 0)	553	if (h_scale == 0 || v_scale == 0)
567	{	554	{
568	/* tile horizontally */	555	/* tile horizontally */
569	while (x > 0) x -= (int)result->width;	556	while (x > 0) x -= (int)result->width;
570	layers[1].dst_x = x;	557	layers[1].dst_x = x;
571	layers[1].clip_width = result->width+target_width;	558	layers[1].clip_width = result->width+target_width;
…		…
575	/* clip horizontally */	562	/* clip horizontally */
576	layers[1].dst_x = x;	563	layers[1].dst_x = x;
577	layers[1].clip_width = result->width;	564	layers[1].clip_width = result->width;
578	}	565	}
579		566
580	if (h <= 0)	567	if (h_scale == 0 || v_scale == 0)
581	{	568	{
582	while (y > 0) y -= (int)result->height;	569	while (y > 0) y -= (int)result->height;
583	layers[1].dst_y = y;	570	layers[1].dst_y = y;
584	layers[1].clip_height = result->height + target_height;	571	layers[1].clip_height = result->height + target_height;
585	}	572	}
…		…
608	}	595	}
609		596
610	free (layers);	597	free (layers);
611	}	598	}
612	}	599	}
613	TIMING_TEST_PRINT_RESULT (asim);
614		600
615	if (pixmap)	601	bool ret = false;
		602
		603	if (result)
616	{	604	{
617	if (result == NULL	605	XGCValues gcv;
		606	GC gc;
		607
		608	/* create Pixmap */
		609	if (pixmap == None
618	|| pmap_width != new_pmap_width	610	|| pmap_width != new_pmap_width
619	|| pmap_height != new_pmap_height	611	|| pmap_height != new_pmap_height
620	|| pmap_depth != target->depth)	612	|| pmap_depth != target->depth)
621	{	613	{
		614	if (pixmap)
622	XFreePixmap (target->dpy, pixmap);	615	XFreePixmap (target->dpy, pixmap);
623	pixmap = None;
624	}
625	}
626
627	if (result)
628	{
629	XGCValues gcv;
630	GC gc;
631
632	/* create Pixmap */
633	if (pixmap == None)
634	{
635	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);	616	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);
636	pmap_width = new_pmap_width;	617	pmap_width = new_pmap_width;
637	pmap_height = new_pmap_height;	618	pmap_height = new_pmap_height;
638	pmap_depth = target->depth;	619	pmap_depth = target->depth;
639	}	620	}
640	/* fill with background color ( if result's not completely overlapping it)*/	621	/* fill with background color (if result's not completely overlapping it) */
641	gcv.foreground = target->pix_colors[Color_bg];	622	gcv.foreground = target->pix_colors[Color_bg];
642	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);	623	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
643		624
644	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;	625	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
645	int dst_width = result->width, dst_height = result->height;	626	int dst_width = result->width, dst_height = result->height;
646	if (background == NULL)	627	if (background == NULL)
647	{	628	{
		629	if (!(h_scale == 0 || v_scale == 0))
		630	{
648	if (h_scale > 0) src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );	631	src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );
649	if (v_scale > 0) src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);	632	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
		633	}
650		634
651	if (dst_x > 0 || dst_y > 0	635	if (dst_x > 0 || dst_y > 0
652	|| dst_x + dst_width < new_pmap_width	636	|| dst_x + dst_width < new_pmap_width
653	|| dst_y + dst_height < new_pmap_height)	637	|| dst_y + dst_height < new_pmap_height)
654	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	638	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
…		…
660		644
661	if (result != background && result != original_asim)	645	if (result != background && result != original_asim)
662	destroy_asimage (&result);	646	destroy_asimage (&result);
663		647
664	XFreeGC (target->dpy, gc);	648	XFreeGC (target->dpy, gc);
665	TIMING_TEST_PRINT_RESULT (asim);	649
		650	ret = true;
		651	}
		652
		653	if (background)
		654	destroy_asimage (&background);
		655
		656	return ret;
		657	}
		658	# endif /* HAVE_AFTERIMAGE */
		659
		660	# ifdef HAVE_PIXBUF
		661	bool
		662	bgPixmap_t::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
		663	int src_x, int src_y, int dst_x, int dst_y,
		664	unsigned int width, unsigned int height)
		665	{
		666	XImage *ximage;
		667	char *data, *line;
		668	int bytes_per_pixel;
		669	int width_r, width_g, width_b;
		670	int sh_r, sh_g, sh_b;
		671	int rowstride;
		672	int channels;
		673	unsigned char *row;
		674	Visual *visual = target->visual;
		675	int depth = target->depth;
		676
		677	if (visual->c_class != TrueColor)
		678	return false;
		679
		680	if (depth == 24 || depth == 32)
		681	bytes_per_pixel = 4;
		682	else if (depth == 15 || depth == 16)
		683	bytes_per_pixel = 2;
		684	else
		685	return false;
		686
		687	width_r = rxvt_popcount (visual->red_mask);
		688	width_g = rxvt_popcount (visual->green_mask);
		689	width_b = rxvt_popcount (visual->blue_mask);
		690
		691	if (width_r > 8 || width_g > 8 || width_b > 8)
		692	return false;
		693
		694	sh_r = rxvt_ctz (visual->red_mask);
		695	sh_g = rxvt_ctz (visual->green_mask);
		696	sh_b = rxvt_ctz (visual->blue_mask);
		697
		698	if (width > INT_MAX / height / bytes_per_pixel)
		699	return false;
		700
		701	data = (char *)malloc (width * height * bytes_per_pixel);
		702	if (!data)
		703	return false;
		704
		705	ximage = XCreateImage (target->dpy, visual, depth, ZPixmap, 0, data,
		706	width, height, bytes_per_pixel * 8, 0);
		707	if (!ximage)
666	}	708	{
		709	free (data);
		710	return false;
		711	}
667		712
		713	ximage->byte_order = byteorder::big_endian () ? MSBFirst : LSBFirst;
		714
		715	rowstride = gdk_pixbuf_get_rowstride (pixbuf);
		716	channels = gdk_pixbuf_get_n_channels (pixbuf);
		717	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
		718	line = data;
		719
		720	for (int y = 0; y < height; y++)
		721	{
		722	for (int x = 0; x < width; x++)
		723	{
		724	unsigned char *pixel = row + x * channels;
		725	uint32_t value;
		726
		727	value = ((pixel[0] >> (8 - width_r)) << sh_r)
		728	| ((pixel[1] >> (8 - width_g)) << sh_g)
		729	| ((pixel[2] >> (8 - width_b)) << sh_b);
		730
		731	if (bytes_per_pixel == 4)
		732	((uint32_t *)line)[x] = value;
		733	else
		734	((uint16_t *)line)[x] = value;
		735	}
		736
		737	row += rowstride;
		738	line += ximage->bytes_per_line;
		739	}
		740
		741	XPutImage (target->dpy, pixmap, gc, ximage, 0, 0, dst_x, dst_y, width, height);
		742	XDestroyImage (ximage);
668	return true;	743	return true;
669	}	744	}
		745
		746	bool
		747	bgPixmap_t::render_image (unsigned long background_flags)
		748	{
		749	if (target == NULL)
		750	return false;
		751
		752	if (!pixbuf)
		753	return false;
		754
		755	if (background_flags
		756	&& !(flags & HAS_RENDER))
		757	return false;
		758
		759	GdkPixbuf *result;
		760
		761	int image_width = gdk_pixbuf_get_width (pixbuf);
		762	int image_height = gdk_pixbuf_get_height (pixbuf);
		763
		764	int target_width = target->szHint.width;
		765	int target_height = target->szHint.height;
		766	int new_pmap_width = target_width;
		767	int new_pmap_height = target_height;
		768
		769	int x = 0;
		770	int y = 0;
		771	int w = 0;
		772	int h = 0;
		773
		774	get_image_geometry (image_width, image_height, w, h, x, y);
		775
		776	if (!(flags & rootAlign)
		777	&& (x >= target_width
		778	|| y >= target_height
		779	|| (x + w <= 0)
		780	|| (y + h <= 0)))
		781	return false;
		782
		783	result = pixbuf;
		784
		785	if ((w != image_width)
		786	|| (h != image_height))
		787	{
		788	result = gdk_pixbuf_scale_simple (pixbuf,
		789	w, h,
		790	GDK_INTERP_BILINEAR);
		791	}
		792
		793	bool ret = false;
		794
		795	if (result)
		796	{
		797	XGCValues gcv;
		798	GC gc;
		799	Pixmap root_pmap;
		800
		801	image_width = gdk_pixbuf_get_width (result);
		802	image_height = gdk_pixbuf_get_height (result);
		803
		804	if (background_flags)
		805	{
		806	root_pmap = pixmap;
		807	pixmap = None;
		808	}
		809	else
		810	{
		811	if (h_scale == 0 || v_scale == 0)
		812	{
		813	new_pmap_width = min (image_width, target_width);
		814	new_pmap_height = min (image_height, target_height);
		815	}
		816	}
		817
		818	if (pixmap == None
		819	|| pmap_width != new_pmap_width
		820	|| pmap_height != new_pmap_height
		821	|| pmap_depth != target->depth)
		822	{
		823	if (pixmap)
		824	XFreePixmap (target->dpy, pixmap);
		825	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);
		826	pmap_width = new_pmap_width;
		827	pmap_height = new_pmap_height;
		828	pmap_depth = target->depth;
		829	}
		830
		831	gcv.foreground = target->pix_colors[Color_bg];
		832	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
		833
		834	if (h_scale == 0 || v_scale == 0)
		835	{
		836	Pixmap tile = XCreatePixmap (target->dpy, target->vt, image_width, image_height, target->depth);
		837	pixbuf_to_pixmap (result, tile, gc,
		838	0, 0,
		839	0, 0,
		840	image_width, image_height);
		841
		842	gcv.tile = tile;
		843	gcv.fill_style = FillTiled;
		844	gcv.ts_x_origin = x;
		845	gcv.ts_y_origin = y;
		846	XChangeGC (target->dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
		847
		848	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
		849	XFreePixmap (target->dpy, tile);
		850	}
		851	else
		852	{
		853	int src_x, src_y, dst_x, dst_y;
		854	int dst_width, dst_height;
		855
		856	src_x = make_clip_rectangle (x, image_width , new_pmap_width , dst_x, dst_width );
		857	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);
		858
		859	if (dst_x > 0 || dst_y > 0
		860	|| dst_x + dst_width < new_pmap_width
		861	|| dst_y + dst_height < new_pmap_height)
		862	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
		863
		864	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
		865	pixbuf_to_pixmap (result, pixmap, gc,
		866	src_x, src_y,
		867	dst_x, dst_y,
		868	dst_width, dst_height);
		869	}
		870
		871	#if XRENDER
		872	if (background_flags)
		873	{
		874	Display *dpy = target->dpy;
		875	XRenderPictureAttributes pa;
		876
		877	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, target->visual);
		878	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);
		879
		880	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);
		881	Picture dst = XRenderCreatePicture (dpy, pixmap, dst_format, 0, &pa);
		882
		883	pa.repeat = True;
		884	Pixmap mask_pmap = XCreatePixmap (dpy, target->vt, 1, 1, 8);
		885	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
		886	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
		887	XFreePixmap (dpy, mask_pmap);
		888
		889	if (src && dst && mask)
		890	{
		891	XRenderColor mask_c;
		892
		893	mask_c.alpha = 0x8000;
		894	mask_c.red = 0;
		895	mask_c.green = 0;
		896	mask_c.blue = 0;
		897	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
		898	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
		899	}
		900
		901	XRenderFreePicture (dpy, src);
		902	XRenderFreePicture (dpy, dst);
		903	XRenderFreePicture (dpy, mask);
		904
		905	XFreePixmap (dpy, root_pmap);
		906	}
		907	#endif
		908
		909	if (result != pixbuf)
		910	g_object_unref (result);
		911
		912	XFreeGC (target->dpy, gc);
		913
		914	ret = true;
		915	}
		916
		917	return ret;
		918	}
670	# endif /* HAVE_AFTERIMAGE */	919	# endif /* HAVE_PIXBUF */
671		920
672	bool	921	bool
673	bgPixmap_t::set_file (const char *file)	922	bgPixmap_t::set_file (const char *file)
674	{	923	{
675	assert (file);	924	if (!file || !*file)
		925	return false;
676		926
677	if (*file)	927	if (const char *p = strchr (file, ';'))
		928	{
		929	size_t len = p - file;
		930	char *f = rxvt_temp_buf<char> (len + 1);
		931	memcpy (f, file, len);
		932	f[len] = '\0';
		933	file = f;
678	{	934	}
		935
679	# ifdef HAVE_AFTERIMAGE	936	# ifdef HAVE_AFTERIMAGE
680	if (!target->asimman)	937	if (!target->asimman)
681	target->asimman = create_generic_imageman (target->rs[Rs_path]);	938	target->asimman = create_generic_imageman (target->rs[Rs_path]);
682
683	if (const char *p = strchr (file, ';'))
684	{
685	size_t len = p - file;
686	char *f = (char *)malloc (len + 1);
687	memcpy (f, file, len);
688	f[len] = '\0';
689	original_asim = get_asimage (target->asimman, f, 0xFFFFFFFF, 100);
690	free (f);
691	}
692	else
693	original_asim = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);	939	ASImage *image = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);
694		940	if (image)
695	return original_asim;	941	{
		942	if (original_asim)
		943	safe_asimage_destroy (original_asim);
		944	original_asim = image;
		945	have_image = true;
		946	return true;
		947	}
696	# endif	948	# endif
		949
		950	# ifdef HAVE_PIXBUF
		951	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
		952	if (image)
697	}	953	{
		954	if (pixbuf)
		955	g_object_unref (pixbuf);
		956	pixbuf = image;
		957	have_image = true;
		958	return true;
		959	}
		960	# endif
698		961
699	return false;	962	return false;
700	}	963	}
701		964
702	# endif /* BG_IMAGE_FROM_FILE */	965	# endif /* BG_IMAGE_FROM_FILE */
…		…
715	}	978	}
716		979
717	bool	980	bool
718	bgPixmap_t::set_blur_radius (const char *geom)	981	bgPixmap_t::set_blur_radius (const char *geom)
719	{	982	{
720	int changed = 0;	983	bool changed = false;
721	unsigned int hr, vr;	984	unsigned int hr, vr;
722	int junk;	985	int junk;
723	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);	986	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
724		987
725	if (!(geom_flags&WidthValue))	988	if (!(geom_flags & WidthValue))
726	hr = 1;	989	hr = 1;
727	if (!(geom_flags&HeightValue))	990	if (!(geom_flags & HeightValue))
728	vr = hr;	991	vr = hr;
729		992
		993	min_it (hr, 128);
		994	min_it (vr, 128);
		995
730	if (h_blurRadius != hr)	996	if (h_blurRadius != hr)
731	{	997	{
732	++changed;	998	changed = true;
733	h_blurRadius = hr;	999	h_blurRadius = hr;
734	}	1000	}
735		1001
736	if (v_blurRadius != vr)	1002	if (v_blurRadius != vr)
737	{	1003	{
738	++changed;	1004	changed = true;
739	v_blurRadius = vr;	1005	v_blurRadius = vr;
740	}	1006	}
741		1007
742	if (v_blurRadius == 0 && h_blurRadius == 0)	1008	if (v_blurRadius == 0 && h_blurRadius == 0)
743	flags &= ~blurNeeded;	1009	flags &= ~blurNeeded;
744	else	1010	else
745	flags |= blurNeeded;	1011	flags |= blurNeeded;
746		1012
747	return (changed>0);	1013	return changed;
748	}	1014	}
749		1015
750	static inline unsigned long	1016	static inline unsigned long
751	compute_tint_shade_flags (rxvt_color *tint, int shade)	1017	compute_tint_shade_flags (rxvt_color *tint, int shade)
752	{	1018	{
753	unsigned long flags = 0;	1019	unsigned long flags = 0;
754	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1020	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
755	bool has_shade = (shade > 0 && shade < 100) || (shade > 100 && shade < 200);	1021	bool has_shade = shade != 100;
756		1022
757	if (tint)	1023	if (tint)
758	{	1024	{
759	tint->get (c);	1025	tint->get (c);
760	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)	1026	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x00ff || (cmp) >= 0xff00)
		1027	if (!has_shade
761	if (!has_shade && IS_COMPONENT_WHOLESOME (c.r)	1028	&& IS_COMPONENT_WHOLESOME (c.r)
762	&& IS_COMPONENT_WHOLESOME (c.g)	1029	&& IS_COMPONENT_WHOLESOME (c.g)
763	&& IS_COMPONENT_WHOLESOME (c.b))	1030	&& IS_COMPONENT_WHOLESOME (c.b))
764	flags |= bgPixmap_t::tintWholesome;	1031	flags |= bgPixmap_t::tintWholesome;
765	# undef IS_COMPONENT_WHOLESOME	1032	# undef IS_COMPONENT_WHOLESOME
766	}	1033	}
767		1034
768	if (has_shade)	1035	if (has_shade || tint)
769	flags |= bgPixmap_t::tintNeeded;	1036	flags |= bgPixmap_t::tintNeeded;
770	else if (tint)
771	{
772	if ((c.r > 0x000700 || c.g > 0x000700 || c.b > 0x000700)
773	&& (c.r < 0x00f700 || c.g < 0x00f700 || c.b < 0x00f700))
774	{
775	flags |= bgPixmap_t::tintNeeded;
776	}
777	}
778
779	if (flags & bgPixmap_t::tintNeeded)
780	{
781	if (flags & bgPixmap_t::tintWholesome)
782	flags |= bgPixmap_t::tintServerSide;
783	else
784	{
785	#if XFT
786	flags |= bgPixmap_t::tintServerSide;
787	#endif
788	}
789	}
790		1037
791	return flags;	1038	return flags;
792	}	1039	}
793		1040
794	bool	1041	bool
795	bgPixmap_t::set_tint (rxvt_color &new_tint)	1042	bgPixmap_t::set_tint (rxvt_color &new_tint)
796	{	1043	{
797	if (tint != new_tint)	1044	if (!(flags & tintSet) || tint != new_tint)
798	{	1045	{
799	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);	1046	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);
800	tint = new_tint;	1047	tint = new_tint;
801	flags = (flags & ~tintFlags) | new_flags | tintSet;	1048	flags = (flags & ~tintFlags) | new_flags | tintSet;
802	return true;	1049	return true;
…		…
804		1051
805	return false;	1052	return false;
806	}	1053	}
807		1054
808	bool	1055	bool
809	bgPixmap_t::unset_tint ()
810	{
811	unsigned long new_flags = compute_tint_shade_flags (NULL, shade);
812
813	if (new_flags != (flags & tintFlags))
814	{
815	flags = (flags&~tintFlags)|new_flags;
816	return true;
817	}
818
819	return false;
820	}
821
822	bool
823	bgPixmap_t::set_shade (const char *shade_str)	1056	bgPixmap_t::set_shade (const char *shade_str)
824	{	1057	{
825	int new_shade = (shade_str) ? atoi (shade_str) : 0;	1058	int new_shade = (shade_str) ? atoi (shade_str) : 100;
826		1059
827	if (new_shade < 0 && new_shade > -100)	1060	clamp_it (new_shade, -100, 200);
		1061	if (new_shade < 0)
828	new_shade = 200 - (100 + new_shade);	1062	new_shade = 200 - (100 + new_shade);
829	else if (new_shade == 100)
830	new_shade = 0;
831		1063
832	if (new_shade != shade)	1064	if (new_shade != shade)
833	{	1065	{
834	unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);	1066	unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);
835	shade = new_shade;	1067	shade = new_shade;
…		…
838	}	1070	}
839		1071
840	return false;	1072	return false;
841	}	1073	}
842		1074
		1075	#if XRENDER
		1076	static void
		1077	get_gaussian_kernel (int radius, int width, double *kernel, XFixed *params)
		1078	{
		1079	double sigma = radius / 2.0;
		1080	double scale = sqrt (2.0 * M_PI) * sigma;
		1081	double sum = 0.0;
		1082
		1083	for (int i = 0; i < width; i++)
		1084	{
		1085	double x = i - width / 2;
		1086	kernel[i] = exp (-(x * x) / (2.0 * sigma * sigma)) / scale;
		1087	sum += kernel[i];
		1088	}
		1089
		1090	params[0] = XDoubleToFixed (width);
		1091	params[1] = XDoubleToFixed (1);
		1092
		1093	for (int i = 0; i < width; i++)
		1094	params[i+2] = XDoubleToFixed (kernel[i] / sum);
		1095	}
		1096	#endif
		1097
		1098	bool
		1099	bgPixmap_t::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
		1100	{
		1101	bool ret = false;
		1102	#if XRENDER
		1103	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
		1104	double *kernel = (double *)malloc (size * sizeof (double));
		1105	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
		1106
		1107	Display *dpy = target->dpy;
		1108	XRenderPictureAttributes pa;
		1109	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		1110
		1111	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1112	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1113
		1114	if (kernel && params && src && dst)
		1115	{
		1116	if (h_blurRadius)
		1117	{
		1118	size = h_blurRadius * 2 + 1;
		1119	get_gaussian_kernel (h_blurRadius, size, kernel, params);
		1120
		1121	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
		1122	XRenderComposite (dpy,
		1123	PictOpSrc,
		1124	src,
		1125	None,
		1126	dst,
		1127	0, 0,
		1128	0, 0,
		1129	0, 0,
		1130	width, height);
		1131	}
		1132
		1133	if (v_blurRadius)
		1134	{
		1135	size = v_blurRadius * 2 + 1;
		1136	get_gaussian_kernel (v_blurRadius, size, kernel, params);
		1137	swap (params[0], params[1]);
		1138
		1139	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
		1140	XRenderComposite (dpy,
		1141	PictOpSrc,
		1142	src,
		1143	None,
		1144	dst,
		1145	0, 0,
		1146	0, 0,
		1147	0, 0,
		1148	width, height);
		1149	}
		1150
		1151	ret = true;
		1152	}
		1153
		1154	free (kernel);
		1155	free (params);
		1156	XRenderFreePicture (dpy, src);
		1157	XRenderFreePicture (dpy, dst);
		1158	#endif
		1159	return ret;
		1160	}
		1161
		1162	bool
		1163	bgPixmap_t::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
		1164	{
		1165	Display *dpy = target->dpy;
		1166	bool ret = false;
		1167
		1168	if (flags & tintWholesome)
		1169	{
		1170	XGCValues gcv;
		1171	GC gc;
		1172
		1173	/* In this case we can tint image server-side getting significant
		1174	* performance improvements, as we eliminate XImage transfer
		1175	*/
		1176	gcv.foreground = Pixel (tint);
		1177	gcv.function = GXand;
		1178	gcv.fill_style = FillSolid;
		1179	gc = XCreateGC (dpy, pixmap, GCFillStyle | GCForeground | GCFunction, &gcv);
		1180	if (gc)
		1181	{
		1182	XFillRectangle (dpy, pixmap, gc, 0, 0, width, height);
		1183	ret = true;
		1184	XFreeGC (dpy, gc);
		1185	}
		1186	}
		1187	else
		1188	{
		1189	# if XRENDER
		1190	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
		1191
		1192	if (flags & tintSet)
		1193	tint.get (c);
		1194
		1195	if (shade <= 100)
		1196	{
		1197	c.r = (c.r * shade) / 100;
		1198	c.g = (c.g * shade) / 100;
		1199	c.b = (c.b * shade) / 100;
		1200	}
		1201	else
		1202	{
		1203	c.r = (c.r * (200 - shade)) / 100;
		1204	c.g = (c.g * (200 - shade)) / 100;
		1205	c.b = (c.b * (200 - shade)) / 100;
		1206	}
		1207
		1208	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
		1209	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		1210	XRenderPictureAttributes pa;
		1211
		1212	Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1213
		1214	pa.repeat = True;
		1215
		1216	Pixmap overlay_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
		1217	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
		1218	XFreePixmap (dpy, overlay_pmap);
		1219
		1220	pa.component_alpha = True;
		1221	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
		1222	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
		1223	XFreePixmap (dpy, mask_pmap);
		1224
		1225	if (mask_pic && overlay_pic && back_pic)
		1226	{
		1227	XRenderColor mask_c;
		1228
		1229	mask_c.red = mask_c.green = mask_c.blue = 0;
		1230	mask_c.alpha = 0xffff;
		1231	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
		1232
		1233	mask_c.alpha = 0;
		1234	mask_c.red = 0xffff - c.r;
		1235	mask_c.green = 0xffff - c.g;
		1236	mask_c.blue = 0xffff - c.b;
		1237	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
		1238	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1239
		1240	if (shade > 100)
		1241	{
		1242	mask_c.red = mask_c.green = mask_c.blue = 0xffff * (shade - 100) / 100;
		1243	mask_c.alpha = 0;
		1244	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
		1245
		1246	XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1247	}
		1248
		1249	ret = true;
		1250	}
		1251
		1252	XRenderFreePicture (dpy, mask_pic);
		1253	XRenderFreePicture (dpy, overlay_pic);
		1254	XRenderFreePicture (dpy, back_pic);
		1255	# endif
		1256	}
		1257
		1258	return ret;
		1259	}
		1260
843	/* make_transparency_pixmap()	1261	/* make_transparency_pixmap()
844	* Builds a pixmap sized the same as terminal window, with depth same as the root window	1262	* Builds a pixmap of the same size as the terminal window that contains
845	* that pixmap contains tiled portion of the root pixmap that is supposed to be covered by	1263	* the tiled portion of the root pixmap that is supposed to be covered by
846	* our window.	1264	* our window.
847	*/	1265	*/
848	unsigned long	1266	unsigned long
849	bgPixmap_t::make_transparency_pixmap ()	1267	bgPixmap_t::make_transparency_pixmap ()
850	{	1268	{
…		…
854	return 0;	1272	return 0;
855		1273
856	/* root dimensions may change from call to call - but Display structure should	1274	/* root dimensions may change from call to call - but Display structure should
857	* be always up-to-date, so let's use it :	1275	* be always up-to-date, so let's use it :
858	*/	1276	*/
859	Window root = target->display->root;
860	int screen = target->display->screen;	1277	int screen = target->display->screen;
861	Display *dpy = target->dpy;	1278	Display *dpy = target->dpy;
		1279	int root_depth = DefaultDepth (dpy, screen);
862	int root_width = DisplayWidth (dpy, screen);	1280	int root_width = DisplayWidth (dpy, screen);
863	int root_height = DisplayHeight (dpy, screen);	1281	int root_height = DisplayHeight (dpy, screen);
864	unsigned int root_pmap_width, root_pmap_height;	1282	unsigned int root_pmap_width, root_pmap_height;
865	int window_width = target->szHint.width;	1283	int window_width = target->szHint.width;
866	int window_height = target->szHint.height;	1284	int window_height = target->szHint.height;
867	int sx, sy;	1285	int sx, sy;
868	XGCValues gcv;	1286	XGCValues gcv;
		1287	GC gc;
869		1288
870	TIMING_TEST_START (tp);	1289	sx = target_x;
871	target->get_window_origin (sx, sy);	1290	sy = target_y;
872		1291
873	/* check if we are outside of the visible part of the virtual screen : */	1292	/* check if we are outside of the visible part of the virtual screen : */
874	if (sx + window_width <= 0 || sy + window_height <= 0	1293	if (sx + window_width <= 0 || sy + window_height <= 0
875	|| sx >= root_width || sy >= root_height)	1294	|| sx >= root_width || sy >= root_height)
876	return 0;	1295	return 0;
877		1296
		1297	// validate root pixmap and get its size
878	if (root_pixmap != None)	1298	if (root_pixmap != None)
879	{	1299	{
880	/* we want to validate the pixmap and get it's size at the same time : */	1300	Window wdummy;
881	int junk;	1301	int idummy;
882	unsigned int ujunk;	1302	unsigned int udummy;
883	/* root pixmap may be bad - allow a error */	1303
884	target->allowedxerror = -1;	1304	target->allowedxerror = -1;
885		1305
886	if (!XGetGeometry (dpy, root_pixmap, &root, &junk, &junk, &root_pmap_width, &root_pmap_height, &ujunk, &ujunk))	1306	if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pmap_width, &root_pmap_height, &udummy, &udummy))
887	root_pixmap = None;	1307	root_pixmap = None;
888		1308
889	target->allowedxerror = 0;	1309	target->allowedxerror = 0;
890	}	1310	}
891		1311
		1312	Pixmap recoded_root_pmap = root_pixmap;
		1313
		1314	if (root_pixmap != None && root_depth != target->depth)
		1315	{
		1316	#if XRENDER
		1317	if (flags & HAS_RENDER)
		1318	{
		1319	XRenderPictureAttributes pa;
		1320
		1321	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
		1322	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);
		1323
		1324	recoded_root_pmap = XCreatePixmap (dpy, target->vt, root_pmap_width, root_pmap_height, target->depth);
		1325	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);
		1326	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);
		1327
		1328	if (src && dst)
		1329	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
		1330	else
		1331	{
		1332	XFreePixmap (dpy, recoded_root_pmap);
		1333	root_pixmap = None;
		1334	}
		1335
		1336	XRenderFreePicture (dpy, src);
		1337	XRenderFreePicture (dpy, dst);
		1338	}
		1339	else
		1340	#endif
		1341	root_pixmap = None;
		1342	}
		1343
		1344	if (root_pixmap == None)
		1345	return 0;
		1346
892	Pixmap tiled_root_pmap = XCreatePixmap (dpy, root, window_width, window_height, root_depth);	1347	Pixmap tiled_root_pmap = XCreatePixmap (dpy, target->vt, window_width, window_height, target->depth);
893	GC gc = NULL;
894		1348
895	if (tiled_root_pmap == None) /* something really bad happened - abort */	1349	if (tiled_root_pmap == None) /* something really bad happened - abort */
896	return 0;	1350	return 0;
897		1351
898	if (root_pixmap == None)
899	{
900	/* use tricks to obtain the root background image :*/
901	/* we want to create Overrideredirect window overlapping out window
902	with background type of Parent Relative and then grab it */
903	XSetWindowAttributes attr;
904	Window src;
905	bool success = false;
906
907	attr.background_pixmap = ParentRelative;
908	attr.backing_store = Always;
909	attr.event_mask = ExposureMask;
910	attr.override_redirect = True;
911	src = XCreateWindow (dpy, root, sx, sy, window_width, window_height, 0,
912	CopyFromParent, CopyFromParent, CopyFromParent,
913	CWBackPixmap|CWBackingStore|CWOverrideRedirect|CWEventMask,
914	&attr);
915
916	if (src != None)
917	{
918	XEvent event;
919	int ev_count = 0;
920	XGrabServer (dpy);
921	XMapRaised (dpy, src);
922	XSync (dpy, False);
923
924	/* XSync should get window where it's properly exposed,
925	* but to be on the safe side - let's check for the actual event to arrive : */
926	while (XCheckWindowEvent (dpy, src, ExposureMask, &event))
927	++ev_count;
928
929	if (ev_count > 0);
930	{
931	/* hooray! - we can grab the image! */
932	gc = XCreateGC (dpy, root, 0, NULL);
933	if (gc)
934	{
935	XCopyArea (dpy, src, tiled_root_pmap, gc, 0, 0, window_width, window_height, 0, 0);
936	success = true;
937	}
938	}
939
940	XDestroyWindow (dpy, src);
941	XUngrabServer (dpy);
942	//fprintf (stderr, "%s:%d: ev_count = %d\n", __FUNCTION__, __LINE__, ev_count);
943	}
944
945	if (!success)
946	{
947	XFreePixmap (dpy, tiled_root_pmap);
948	tiled_root_pmap = None;
949	}
950	else
951	result |= transpPmapTiled;
952	}
953	else
954	{
955	/* straightforward pixmap copy */	1352	/* straightforward pixmap copy */
956	gcv.tile = root_pixmap;
957	gcv.fill_style = FillTiled;
958
959	while (sx < 0) sx += (int)root_width;	1353	while (sx < 0) sx += (int)root_width;
960	while (sy < 0) sy += (int)root_height;	1354	while (sy < 0) sy += (int)root_height;
961		1355
		1356	gcv.tile = recoded_root_pmap;
		1357	gcv.fill_style = FillTiled;
962	gcv.ts_x_origin = -sx;	1358	gcv.ts_x_origin = -sx;
963	gcv.ts_y_origin = -sy;	1359	gcv.ts_y_origin = -sy;
964	gc = XCreateGC (dpy, root, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	1360	gc = XCreateGC (dpy, target->vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
965		1361
966	if (gc)	1362	if (gc)
967	{	1363	{
968	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);	1364	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
969	result |= transpPmapTiled;	1365	result |= transpPmapTiled;
970	}	1366	XFreeGC (dpy, gc);
971	}
972	TIMING_TEST_PRINT_RESULT (tp);
973		1367
974	if (tiled_root_pmap != None)
975	{
976	if (!need_client_side_rendering ())	1368	if (!need_client_side_rendering ())
977	{	1369	{
		1370	if ((flags & blurNeeded)
		1371	&& (flags & HAS_RENDER_CONV))
		1372	{
		1373	if (blur_pixmap (tiled_root_pmap, target->visual, window_width, window_height))
		1374	result |= transpPmapBlurred;
		1375	}
978	if ((flags & tintNeeded))	1376	if ((flags & tintNeeded)
979	{
980	if (flags & tintWholesome)	1377	&& (flags & (tintWholesome | HAS_RENDER)))
981	{	1378	{
982	/* In this case we can tint image server-side getting significant	1379	if (tint_pixmap (tiled_root_pmap, target->visual, window_width, window_height))
983	* performance improvements, as we eliminate XImage transfer
984	*/
985	gcv.foreground = Pixel (tint);
986	gcv.function = GXand;
987	gcv.fill_style = FillSolid;
988	if (gc)
989	XChangeGC (dpy, gc, GCFillStyle | GCForeground | GCFunction, &gcv);
990	else
991	gc = XCreateGC (dpy, root, GCFillStyle | GCForeground | GCFunction, &gcv);
992	if (gc)
993	{
994	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
995	result |= transpPmapTinted;	1380	result |= transpPmapTinted;
996	}
997	}
998	else
999	{
1000	# if XFT
1001	Picture back_pic = 0;
1002	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1003
1004	if (flags & tintSet)
1005	tint.get (c);
1006
1007	if (shade > 0 && shade < 100)
1008	{
1009	c.r = (c.r * shade) / 100;
1010	c.g = (c.g * shade) / 100;
1011	c.b = (c.b * shade) / 100;
1012	}
1013	else if (shade > 100 && shade < 200)
1014	{
1015	c.r = (c.r * (200 - shade)) / 100;
1016	c.g = (c.g * (200 - shade)) / 100;
1017	c.b = (c.b * (200 - shade)) / 100;
1018	}
1019
1020	XRenderPictFormat pf;
1021	pf.type = PictTypeDirect;
1022	pf.depth = 32;
1023	pf.direct.redMask = 0xff;
1024	pf.direct.greenMask = 0xff;
1025	pf.direct.blueMask = 0xff;
1026	pf.direct.alphaMask = 0xff;
1027
1028	XRenderPictFormat *solid_format = XRenderFindFormat (dpy,
1029	(PictFormatType|
1030	PictFormatDepth|
1031	PictFormatRedMask|
1032	PictFormatGreenMask|
1033	PictFormatBlueMask|
1034	PictFormatAlphaMask),
1035	&pf,
1036	0);
1037	XRenderPictFormat *root_format = XRenderFindVisualFormat (dpy, DefaultVisualOfScreen (ScreenOfDisplay (dpy, target->display->screen)));
1038	XRenderPictureAttributes pa ;
1039
1040	back_pic = XRenderCreatePicture (dpy, tiled_root_pmap, root_format, 0, &pa);
1041
1042	pa.repeat = True;
1043
1044	Pixmap overlay_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
1045	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1046	XFreePixmap (dpy, overlay_pmap);
1047
1048	pa.component_alpha = True;
1049	Pixmap mask_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
1050	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
1051	XFreePixmap (dpy, mask_pmap);
1052
1053	if (mask_pic && overlay_pic && back_pic)
1054	{
1055	XRenderColor mask_c;
1056
1057	memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof (mask_c));
1058	mask_c.alpha = 0xffff;
1059	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1060
1061	mask_c.alpha = 0;
1062	mask_c.red = 0xffff - c.r;
1063	mask_c.green = 0xffff - c.g;
1064	mask_c.blue = 0xffff - c.b;
1065	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1066	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, window_width, window_height);
1067	result |= transpPmapTinted;
1068	}
1069
1070	XRenderFreePicture (dpy, mask_pic);
1071	XRenderFreePicture (dpy, overlay_pic);
1072	XRenderFreePicture (dpy, back_pic);
1073	# if DO_TIMING_TEST
1074	XSync (dpy, False);
1075	# endif
1076	# endif
1077	}
1078	}	1381	}
1079	} /* server side rendering completed */	1382	} /* server side rendering completed */
1080		1383
1081	if (pixmap)	1384	if (pixmap)
1082	XFreePixmap (dpy, pixmap);	1385	XFreePixmap (dpy, pixmap);
1083		1386
1084	pixmap = tiled_root_pmap;	1387	pixmap = tiled_root_pmap;
1085	pmap_width = window_width;	1388	pmap_width = window_width;
1086	pmap_height = window_height;	1389	pmap_height = window_height;
1087	pmap_depth = root_depth;	1390	pmap_depth = target->depth;
1088	}	1391	}
		1392	else
		1393	XFreePixmap (dpy, tiled_root_pmap);
1089		1394
1090	if (gc)	1395	if (recoded_root_pmap != root_pixmap)
1091	XFreeGC (dpy, gc);	1396	XFreePixmap (dpy, recoded_root_pmap);
1092
1093	TIMING_TEST_PRINT_RESULT (tp);
1094		1397
1095	return result;	1398	return result;
1096	}	1399	}
1097		1400
1098	bool	1401	void
1099	bgPixmap_t::set_root_pixmap ()	1402	bgPixmap_t::set_root_pixmap ()
1100	{	1403	{
1101	Pixmap new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);	1404	Pixmap new_root_pixmap = target->get_pixmap_property (target->xa[XA_XROOTPMAP_ID]);
1102	if (new_root_pixmap == None)	1405	if (new_root_pixmap == None)
1103	new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);	1406	new_root_pixmap = target->get_pixmap_property (target->xa[XA_ESETROOT_PMAP_ID]);
1104		1407
1105	if (new_root_pixmap != root_pixmap)
1106	{
1107	root_pixmap = new_root_pixmap;	1408	root_pixmap = new_root_pixmap;
1108	return true;
1109	}
1110
1111	return false;
1112	}	1409	}
1113	# endif /* ENABLE_TRANSPARENCY */	1410	# endif /* ENABLE_TRANSPARENCY */
1114		1411
1115	# ifndef HAVE_AFTERIMAGE	1412	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1116	static void ShadeXImage(rxvt_term *term, XImage *srcImage, int shade, int rm, int gm, int bm);	1413	static void shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c);
1117	# endif	1414	# endif
1118		1415
1119	bool	1416	bool
1120	bgPixmap_t::render ()	1417	bgPixmap_t::render ()
1121	{	1418	{
1122	unsigned long background_flags = 0;	1419	unsigned long background_flags = 0;
1123		1420
1124	if (target == NULL)	1421	if (target == NULL)
1125	return false;	1422	return false;
1126
1127	TIMING_TEST_START (tp);
1128		1423
1129	invalidate ();	1424	invalidate ();
1130	# ifdef ENABLE_TRANSPARENCY	1425	# ifdef ENABLE_TRANSPARENCY
1131	if (flags & isTransparent)	1426	if (flags & isTransparent)
1132	{	1427	{
1133	/* we need to re-generate transparency pixmap in that case ! */	1428	/* we need to re-generate transparency pixmap in that case ! */
1134	background_flags = make_transparency_pixmap ();	1429	background_flags = make_transparency_pixmap ();
1135	if (background_flags == 0)	1430	if (background_flags == 0)
1136	return false;	1431	return false;
1137	else if ((background_flags & transpTransformations) == (flags & transpTransformations)	1432	else if ((background_flags & transpTransformations) == (flags & transpTransformations))
1138	&& pmap_depth == target->depth)
1139	flags = flags & ~isInvalid;	1433	flags &= ~isInvalid;
1140	}	1434	}
1141	# endif	1435	# endif
1142		1436
		1437	# ifdef BG_IMAGE_FROM_FILE
		1438	if (have_image
		1439	|| (background_flags & transpTransformations) != (flags & transpTransformations))
		1440	{
		1441	if (render_image (background_flags))
		1442	flags &= ~isInvalid;
		1443	}
		1444	# endif
		1445
		1446	# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1143	XImage *result = NULL;	1447	XImage *result = NULL;
1144	# ifdef HAVE_AFTERIMAGE	1448
1145	if (original_asim	1449	if (background_flags && (flags & isInvalid))
1146	|| (background_flags & transpTransformations) != (flags & transpTransformations))	1450	{
		1451	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1147	{	1452	}
1148	target->init_asv ();
1149		1453
1150	ASImage *background = NULL;	1454	if (result)
1151	ARGB32 as_tint = TINT_LEAVE_SAME;	1455	{
1152	if (background_flags)	1456	/* our own client-side tinting */
1153	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);
1154
1155	# ifdef ENABLE_TRANSPARENCY
1156	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	1457	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
1157	{	1458	{
1158	ShadingInfo as_shade;
1159	as_shade.shading = (shade == 0) ? 100 : shade;
1160
1161	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1459	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1162	if (flags & tintSet)	1460	if (flags & tintSet)
1163	tint.get (c);	1461	tint.get (c);
1164	as_shade.tintColor.red = c.r;	1462	shade_ximage (DefaultVisual (target->dpy, target->display->screen), result, shade, c);
1165	as_shade.tintColor.green = c.g;
1166	as_shade.tintColor.blue = c.b;
1167
1168	as_tint = shading2tint32 (&as_shade);
1169	}
1170
1171	if (!(background_flags & transpPmapBlured) && (flags & blurNeeded) && background != NULL)
1172	{	1463	}
1173	ASImage *tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
1174	(original_asim == NULL || tint == TINT_LEAVE_SAME)?ASA_XImage:ASA_ASImage,
1175	100, ASIMAGE_QUALITY_DEFAULT);
1176	if (tmp)
1177	{
1178	destroy_asimage (&background);
1179	background = tmp;
1180	}
1181	}
1182	# endif
1183		1464
1184	if (render_asim (background, as_tint))
1185	flags = flags & ~isInvalid;
1186	if (background)
1187	destroy_asimage (&background);
1188	}
1189	else if (background_flags && pmap_depth != target->depth)
1190	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1191
1192	# elif !XFT /* our own client-side tinting */
1193
1194	/* ATTENTION: We ASSUME that XFT will let us do all the tinting necessary server-side.
1195	This may need to be changed in need_client_side_rendering() logic is altered !!! */
1196
1197	if (background_flags && (flags & isInvalid))
1198	{
1199	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1200
1201	if (result != NULL && !(background_flags & transpPmapTinted) && (flags & tintNeeded))
1202	{
1203	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1204	if (flags & tintSet)
1205	tint.get (c);
1206	ShadeXImage (target, result, shade, c.r, c.g, c.b);
1207	}
1208	}
1209	# endif /* HAVE_AFTERIMAGE */
1210
1211	if (result)
1212	{
1213	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);	1465	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);
1214		1466
1215	if (gc)	1467	if (gc)
1216	{	1468	{
1217	if (/*pmap_depth != target->depth &&*/ pixmap != None)
1218	{
1219	XFreePixmap (target->dpy, pixmap);
1220	pixmap = None;
1221	}
1222
1223	if (pixmap == None)
1224	{
1225	pixmap = XCreatePixmap (target->dpy, target->vt, result->width, result->height, target->depth);
1226	pmap_width = result->width;
1227	pmap_height = result->height;
1228	pmap_depth = target->depth;
1229	}
1230
1231	if (pmap_depth != result->depth)
1232	{
1233	/* Bad Match error will ensue ! stupid X !!!! */
1234	if (result->depth == 24 && pmap_depth == 32)
1235	result->depth = 32;
1236	else if (result->depth == 32 && pmap_depth == 24)
1237	result->depth = 24;
1238	else
1239	{
1240	/* TODO: implement image recoding */
1241	}
1242	}
1243
1244	if (pmap_depth == result->depth)
1245	XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);	1469	XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1246		1470
1247	XFreeGC (target->dpy, gc);	1471	XFreeGC (target->dpy, gc);
1248	flags = flags & ~isInvalid;	1472	flags &= ~isInvalid;
1249	}	1473	}
1250		1474
1251	XDestroyImage (result);	1475	XDestroyImage (result);
1252	}	1476	}
		1477	# endif
1253		1478
1254	if (flags & isInvalid)	1479	if (flags & isInvalid)
1255	{	1480	{
1256	if (pixmap != None)	1481	if (pixmap != None)
1257	{	1482	{
…		…
1260	}	1485	}
1261	}	1486	}
1262		1487
1263	apply ();	1488	apply ();
1264		1489
1265	XSync (target->dpy, False);
1266	valid_since = ev::now ();	1490	valid_since = ev::now ();
1267		1491
1268	TIMING_TEST_PRINT_RESULT (tp);
1269
1270	return true;	1492	return true;
1271	}	1493	}
1272		1494
1273	bool	1495	void
1274	bgPixmap_t::set_target (rxvt_term *new_target)	1496	bgPixmap_t::set_target (rxvt_term *new_target)
1275	{	1497	{
1276	if (new_target)
1277	if (target != new_target)
1278	{
1279	target = new_target;	1498	target = new_target;
1280	# ifdef ENABLE_TRANSPARENCY	1499
1281	root_depth = DefaultDepthOfScreen (ScreenOfDisplay (target->dpy, target->display->screen));	1500	flags &= ~(HAS_RENDER | HAS_RENDER_CONV);
		1501	#if XRENDER
		1502	int major, minor;
		1503	if (XRenderQueryVersion (target->dpy, &major, &minor))
		1504	flags |= HAS_RENDER;
		1505	XFilters *filters = XRenderQueryFilters (target->dpy, target->vt);
		1506	if (filters)
		1507	{
		1508	for (int i = 0; i < filters->nfilter; i++)
		1509	if (!strcmp (filters->filter[i], FilterConvolution))
		1510	flags |= HAS_RENDER_CONV;
		1511
		1512	XFree (filters);
		1513	}
1282	# endif	1514	#endif
1283	return true;
1284	}
1285
1286	return false;
1287	}	1515	}
1288		1516
1289	void	1517	void
1290	bgPixmap_t::apply ()	1518	bgPixmap_t::apply ()
1291	{	1519	{
1292	if (target)	1520	if (target == NULL)
1293	{	1521	return;
1294	flags &= ~isVtOrigin;
1295		1522
1296	if (pixmap != None)	1523	if (pixmap != None)
1297	{	1524	{
1298	/* set target's background to pixmap */	1525	/* set target's background to pixmap */
1299	# ifdef ENABLE_TRANSPARENCY	1526	# ifdef ENABLE_TRANSPARENCY
1300	if (flags & isTransparent)	1527	if (flags & isTransparent)
1301	{	1528	{
1302	XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);	1529	XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);
1303	XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);	1530	XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);
1304		1531
1305	if (target->scrollBar.win)	1532	if (target->scrollBar.win)
1306	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);	1533	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);
1307	}	1534	}
1308	else	1535	else
1309	# endif	1536	# endif
1310	{	1537	{
1311	flags |= isVtOrigin;
1312	/* force old pixmap dereference in case it was transparent before :*/	1538	/* force old pixmap dereference in case it was transparent before :*/
1313	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1314	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1315	/* do we also need to set scrollbar's background here ? */
1316
1317	if (target->scrollBar.win)
1318	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1319	}
1320	}
1321	else
1322	{
1323	/* set target background to a pixel */
1324	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);	1539	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1325	XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);	1540	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1326	/* do we also need to set scrollbar's background here ? */	1541	/* do we also need to set scrollbar's background here ? */
		1542
1327	if (target->scrollBar.win)	1543	if (target->scrollBar.win)
1328	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);	1544	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1329	}	1545	}
		1546	}
		1547	else
		1548	{
		1549	/* set target background to a pixel */
		1550	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
		1551	XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);
		1552	/* do we also need to set scrollbar's background here ? */
		1553	if (target->scrollBar.win)
		1554	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
		1555	}
1330		1556
1331	/* don't want Expose on the parent or vt. It is better to use	1557	/* don't want Expose on the parent or vt. It is better to use
1332	scr_touch or we get a great deal of flicker otherwise: */	1558	scr_touch or we get a great deal of flicker otherwise: */
1333	XClearWindow (target->dpy, target->parent[0]);	1559	XClearWindow (target->dpy, target->parent[0]);
1334		1560
1335	if (target->scrollBar.state && target->scrollBar.win)	1561	if (target->scrollBar.state && target->scrollBar.win)
1336	{	1562	{
1337	target->scrollBar.state = STATE_IDLE;	1563	target->scrollBar.state = STATE_IDLE;
1338	target->scrollBar.show (0);	1564	target->scrollBar.show (0);
1339	}	1565	}
1340		1566
1341	target->want_refresh = 1;	1567	target->want_refresh = 1;
1342	flags |= hasChanged;	1568	flags |= hasChanged;
1343	}
1344	}	1569	}
1345		1570
1346	#endif /* HAVE_BG_PIXMAP */	1571	#endif /* HAVE_BG_PIXMAP */
1347		1572
1348	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) && !XFT	1573	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1349	/* taken from aterm-0.4.2 */	1574	/* taken from aterm-0.4.2 */
1350		1575
1351	typedef uint32_t RUINT32T;
1352
1353	static void	1576	static void
1354	ShadeXImage(rxvt_term *term, XImage *srcImage, int shade, int rm, int gm, int bm)	1577	shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c)
1355	{	1578	{
1356	int sh_r, sh_g, sh_b;	1579	int sh_r, sh_g, sh_b;
1357	RUINT32T mask_r, mask_g, mask_b;	1580	uint32_t mask_r, mask_g, mask_b;
1358	RUINT32T *lookup, *lookup_r, *lookup_g, *lookup_b;	1581	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1359	unsigned int lower_lim_r, lower_lim_g, lower_lim_b;	1582	rgba low;
1360	unsigned int upper_lim_r, upper_lim_g, upper_lim_b;	1583	rgba high;
1361	int i;	1584	int i;
		1585	int host_byte_order = byteorder::big_endian () ? MSBFirst : LSBFirst;
1362		1586
1363	Visual *visual = term->visual;
1364
1365	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return ;	1587	if (visual->c_class != TrueColor || ximage->format != ZPixmap) return;
1366
1367	if (shade == 0)
1368	shade = 100;
1369		1588
1370	/* for convenience */	1589	/* for convenience */
1371	mask_r = visual->red_mask;	1590	mask_r = visual->red_mask;
1372	mask_g = visual->green_mask;	1591	mask_g = visual->green_mask;
1373	mask_b = visual->blue_mask;	1592	mask_b = visual->blue_mask;
1374		1593
1375	/* boring lookup table pre-initialization */	1594	/* boring lookup table pre-initialization */
1376	switch (srcImage->bits_per_pixel) {	1595	switch (ximage->depth)
		1596	{
1377	case 15:	1597	case 15:
1378	if ((mask_r != 0x7c00) ||	1598	if ((mask_r != 0x7c00) ||
1379	(mask_g != 0x03e0) ||	1599	(mask_g != 0x03e0) ||
1380	(mask_b != 0x001f))	1600	(mask_b != 0x001f))
1381	return;	1601	return;
1382	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+32+32));	1602	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+32+32));
1383	lookup_r = lookup;	1603	lookup_r = lookup;
1384	lookup_g = lookup+32;	1604	lookup_g = lookup+32;
1385	lookup_b = lookup+32+32;	1605	lookup_b = lookup+32+32;
1386	sh_r = 10;	1606	sh_r = 10;
1387	sh_g = 5;	1607	sh_g = 5;
1388	sh_b = 0;	1608	sh_b = 0;
1389	break;	1609	break;
1390	case 16:	1610	case 16:
1391	if ((mask_r != 0xf800) ||	1611	if ((mask_r != 0xf800) ||
1392	(mask_g != 0x07e0) ||	1612	(mask_g != 0x07e0) ||
1393	(mask_b != 0x001f))	1613	(mask_b != 0x001f))
1394	return;	1614	return;
1395	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+64+32));	1615	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+64+32));
1396	lookup_r = lookup;	1616	lookup_r = lookup;
1397	lookup_g = lookup+32;	1617	lookup_g = lookup+32;
1398	lookup_b = lookup+32+64;	1618	lookup_b = lookup+32+64;
1399	sh_r = 11;	1619	sh_r = 11;
1400	sh_g = 5;	1620	sh_g = 5;
1401	sh_b = 0;	1621	sh_b = 0;
1402	break;	1622	break;
1403	case 24:	1623	case 24:
1404	if ((mask_r != 0xff0000) ||	1624	if ((mask_r != 0xff0000) ||
1405	(mask_g != 0x00ff00) ||	1625	(mask_g != 0x00ff00) ||
1406	(mask_b != 0x0000ff))	1626	(mask_b != 0x0000ff))
1407	return;	1627	return;
1408	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));	1628	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1409	lookup_r = lookup;	1629	lookup_r = lookup;
1410	lookup_g = lookup+256;	1630	lookup_g = lookup+256;
1411	lookup_b = lookup+256+256;	1631	lookup_b = lookup+256+256;
1412	sh_r = 16;	1632	sh_r = 16;
1413	sh_g = 8;	1633	sh_g = 8;
1414	sh_b = 0;	1634	sh_b = 0;
1415	break;	1635	break;
1416	case 32:	1636	case 32:
1417	if ((mask_r != 0xff0000) ||	1637	if ((mask_r != 0xff0000) ||
1418	(mask_g != 0x00ff00) ||	1638	(mask_g != 0x00ff00) ||
1419	(mask_b != 0x0000ff))	1639	(mask_b != 0x0000ff))
1420	return;	1640	return;
1421	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));	1641	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1422	lookup_r = lookup;	1642	lookup_r = lookup;
1423	lookup_g = lookup+256;	1643	lookup_g = lookup+256;
1424	lookup_b = lookup+256+256;	1644	lookup_b = lookup+256+256;
1425	sh_r = 16;	1645	sh_r = 16;
1426	sh_g = 8;	1646	sh_g = 8;
1427	sh_b = 0;	1647	sh_b = 0;
1428	break;	1648	break;
1429	default:	1649	default:
1430	return; /* we do not support this color depth */	1650	return; /* we do not support this color depth */
1431	}	1651	}
1432		1652
1433	/* prepare limits for color transformation (each channel is handled separately) */	1653	/* prepare limits for color transformation (each channel is handled separately) */
1434	if (shade < 0) {	1654	if (shade > 100)
		1655	{
1435	shade = -shade;	1656	shade = 200 - shade;
1436	if (shade < 0) shade = 0;
1437	if (shade > 100) shade = 100;
1438		1657
1439	lower_lim_r = 65535-rm;	1658	high.r = c.r * shade / 100;
1440	lower_lim_g = 65535-gm;	1659	high.g = c.g * shade / 100;
1441	lower_lim_b = 65535-bm;	1660	high.b = c.b * shade / 100;
1442		1661
1443	lower_lim_r = 65535-(unsigned int)(((RUINT32T)lower_lim_r)*((RUINT32T)shade)/100);	1662	low.r = 65535 * (100 - shade) / 100;
1444	lower_lim_g = 65535-(unsigned int)(((RUINT32T)lower_lim_g)*((RUINT32T)shade)/100);	1663	low.g = 65535 * (100 - shade) / 100;
1445	lower_lim_b = 65535-(unsigned int)(((RUINT32T)lower_lim_b)*((RUINT32T)shade)/100);	1664	low.b = 65535 * (100 - shade) / 100;
1446
1447	upper_lim_r = upper_lim_g = upper_lim_b = 65535;
1448	} else {
1449	if (shade < 0) shade = 0;
1450	if (shade > 100) shade = 100;
1451
1452	lower_lim_r = lower_lim_g = lower_lim_b = 0;
1453
1454	upper_lim_r = (unsigned int)((((RUINT32T)rm)*((RUINT32T)shade))/100);
1455	upper_lim_g = (unsigned int)((((RUINT32T)gm)*((RUINT32T)shade))/100);
1456	upper_lim_b = (unsigned int)((((RUINT32T)bm)*((RUINT32T)shade))/100);
1457	}	1665	}
1458		1666	else
1459	/* switch red and blue bytes if necessary, we need it for some weird XServers like XFree86 3.3.3.1 */
1460	if ((srcImage->bits_per_pixel == 24) && (mask_r >= 0xFF0000 ))
1461	{	1667	{
1462	unsigned int tmp;	1668	high.r = c.r * shade / 100;
		1669	high.g = c.g * shade / 100;
		1670	high.b = c.b * shade / 100;
1463		1671
1464	tmp = lower_lim_r;	1672	low.r = low.g = low.b = 0;
1465	lower_lim_r = lower_lim_b;
1466	lower_lim_b = tmp;
1467
1468	tmp = upper_lim_r;
1469	upper_lim_r = upper_lim_b;
1470	upper_lim_b = tmp;
1471	}	1673	}
1472		1674
1473	/* fill our lookup tables */	1675	/* fill our lookup tables */
1474	for (i = 0; i <= mask_r>>sh_r; i++)	1676	for (i = 0; i <= mask_r>>sh_r; i++)
1475	{	1677	{
1476	RUINT32T tmp;	1678	uint32_t tmp;
1477	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_r-lower_lim_r));	1679	tmp = i * high.r;
1478	tmp += ((RUINT32T)(mask_r>>sh_r))*((RUINT32T)lower_lim_r);	1680	tmp += (mask_r>>sh_r) * low.r;
1479	lookup_r[i] = (tmp/65535)<<sh_r;	1681	lookup_r[i] = (tmp/65535)<<sh_r;
1480	}	1682	}
1481	for (i = 0; i <= mask_g>>sh_g; i++)	1683	for (i = 0; i <= mask_g>>sh_g; i++)
1482	{	1684	{
1483	RUINT32T tmp;	1685	uint32_t tmp;
1484	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_g-lower_lim_g));	1686	tmp = i * high.g;
1485	tmp += ((RUINT32T)(mask_g>>sh_g))*((RUINT32T)lower_lim_g);	1687	tmp += (mask_g>>sh_g) * low.g;
1486	lookup_g[i] = (tmp/65535)<<sh_g;	1688	lookup_g[i] = (tmp/65535)<<sh_g;
1487	}	1689	}
1488	for (i = 0; i <= mask_b>>sh_b; i++)	1690	for (i = 0; i <= mask_b>>sh_b; i++)
1489	{	1691	{
1490	RUINT32T tmp;	1692	uint32_t tmp;
1491	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_b-lower_lim_b));	1693	tmp = i * high.b;
1492	tmp += ((RUINT32T)(mask_b>>sh_b))*((RUINT32T)lower_lim_b);	1694	tmp += (mask_b>>sh_b) * low.b;
1493	lookup_b[i] = (tmp/65535)<<sh_b;	1695	lookup_b[i] = (tmp/65535)<<sh_b;
1494	}	1696	}
1495		1697
1496	/* apply table to input image (replacing colors by newly calculated ones) */	1698	/* apply table to input image (replacing colors by newly calculated ones) */
1497	switch (srcImage->bits_per_pixel)	1699	if (ximage->bits_per_pixel == 32
		1700	&& (ximage->depth == 24 || ximage->depth == 32)
		1701	&& ximage->byte_order == host_byte_order)
1498	{	1702	{
1499	case 15:
1500	{
1501	unsigned short *p1, *pf, *p, *pl;	1703	uint32_t *p1, *pf, *p, *pl;
1502	p1 = (unsigned short *) srcImage->data;	1704	p1 = (uint32_t *) ximage->data;
1503	pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);	1705	pf = (uint32_t *) (ximage->data + ximage->height * ximage->bytes_per_line);
		1706
1504	while (p1 < pf)	1707	while (p1 < pf)
1505	{	1708	{
1506	p = p1;	1709	p = p1;
1507	pl = p1 + srcImage->width;	1710	pl = p1 + ximage->width;
1508	for (; p < pl; p++)	1711	for (; p < pl; p++)
1509	{	1712	{
1510	*p = lookup_r[(*p & 0x7c00)>>10] |
1511	lookup_g[(*p & 0x03e0)>> 5] |
1512	lookup_b[(*p & 0x001f)];
1513	}
1514	p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1515	}
1516	break;
1517	}
1518	case 16:
1519	{
1520	unsigned short *p1, *pf, *p, *pl;
1521	p1 = (unsigned short *) srcImage->data;
1522	pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1523	while (p1 < pf)
1524	{
1525	p = p1;
1526	pl = p1 + srcImage->width;
1527	for (; p < pl; p++)
1528	{
1529	*p = lookup_r[(*p & 0xf800)>>11] |
1530	lookup_g[(*p & 0x07e0)>> 5] |
1531	lookup_b[(*p & 0x001f)];
1532	}
1533	p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1534	}
1535	break;
1536	}
1537	case 24:
1538	{
1539	unsigned char *p1, *pf, *p, *pl;
1540	p1 = (unsigned char *) srcImage->data;
1541	pf = (unsigned char *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1542	while (p1 < pf)
1543	{
1544	p = p1;
1545	pl = p1 + srcImage->width * 3;
1546	for (; p < pl; p += 3)
1547	{
1548	p[0] = lookup_r[(p[0] & 0xff0000)>>16];
1549	p[1] = lookup_r[(p[1] & 0x00ff00)>> 8];
1550	p[2] = lookup_r[(p[2] & 0x0000ff)];
1551	}
1552	p1 = (unsigned char *) ((char *) p1 + srcImage->bytes_per_line);
1553	}
1554	break;
1555	}
1556	case 32:
1557	{
1558	RUINT32T *p1, *pf, *p, *pl;
1559	p1 = (RUINT32T *) srcImage->data;
1560	pf = (RUINT32T *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1561
1562	while (p1 < pf)
1563	{
1564	p = p1;
1565	pl = p1 + srcImage->width;
1566	for (; p < pl; p++)
1567	{
1568	*p = lookup_r[(*p & 0xff0000)>>16] |	1713	*p = lookup_r[(*p & 0xff0000) >> 16] |
1569	lookup_g[(*p & 0x00ff00)>> 8] |	1714	lookup_g[(*p & 0x00ff00) >> 8] |
1570	lookup_b[(*p & 0x0000ff)] |	1715	lookup_b[(*p & 0x0000ff)] |
1571	(*p & ~0xffffff);	1716	(*p & 0xff000000);
		1717	}
		1718	p1 = (uint32_t *) ((char *) p1 + ximage->bytes_per_line);
		1719	}
		1720	}
		1721	else
		1722	{
		1723	for (int y = 0; y < ximage->height; y++)
		1724	for (int x = 0; x < ximage->width; x++)
		1725	{
		1726	unsigned long pixel = XGetPixel (ximage, x, y);
		1727	pixel = lookup_r[(pixel & mask_r) >> sh_r] |
		1728	lookup_g[(pixel & mask_g) >> sh_g] |
		1729	lookup_b[(pixel & mask_b) >> sh_b];
		1730	XPutPixel (ximage, x, y, pixel);
1572	}	1731	}
1573	p1 = (RUINT32T *) ((char *) p1 + srcImage->bytes_per_line);
1574	}	1732	}
1575	break;
1576	}
1577	}
1578		1733
1579	free (lookup);	1734	free (lookup);
1580	}	1735	}
1581	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */	1736	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */

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