ViewVC Help

View File | Revision Log | Show Annotations | Download File

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

Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.62 by sf-exg, Sun Oct 3 21:44:13 2010 UTC vs.
Revision 1.146 by sf-exg, Sat Jan 29 17:50:31 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 */
26		28
27	#define DO_TIMING_TEST 0	29	#if XRENDER
		30	# include <X11/extensions/Xrender.h>
		31	#endif
28		32
29	#if DO_TIMING_TEST	33	#ifndef FilterConvolution
30	# include <sys/time.h>	34	#define FilterConvolution "convolution"
31	#define TIMING_TEST_START(id) \
32	struct timeval timing_test_##id##_stv; \
33	gettimeofday (&timing_test_##id##_stv, NULL);
34
35	#define TIMING_TEST_PRINT_RESULT(id) \
36	do { \
37	struct timeval tv; \
38	gettimeofday (&tv, NULL); \
39	tv.tv_sec -= (timing_test_##id##_stv).tv_sec; \
40	fprintf (stderr, "%s: %s: %d: elapsed %ld usec\n", #id, __FILE__, __LINE__, \
41	tv.tv_sec * 1000000 + tv.tv_usec - (timing_test_##id##_stv).tv_usec); \
42	} while (0)
43
44	#else
45	#define TIMING_TEST_START(id) do {} while (0)
46	#define TIMING_TEST_PRINT_RESULT(id) do {} while (0)
47	#endif	35	#endif
48		36
49	/*	37	/*
50	* Pixmap geometry string interpretation :	38	* Pixmap geometry string interpretation :
51	* Each geometry string contains zero or one scale/position	39	* Each geometry string contains zero or one scale/position
…		…
56	*	44	*
57	* 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%.
58	* W and H are percentages of the terminal window size.	46	* W and H are percentages of the terminal window size.
59	* X and Y are also percentages; e.g., +50+50 centers	47	* X and Y are also percentages; e.g., +50+50 centers
60	* the image in the window.	48	* 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	*	49	*
80	* Pixmap Operations : (should be prepended by a colon)	50	* Pixmap Operations : (should be prepended by a colon)
81	* tile Tile image. Scaling/position modifiers above will affect	51	* tile Tile image. Scaling/position modifiers above will affect
82	* the tile size and origin.	52	* the tile size and origin.
83	* propscale When scaling, scale proportionally. That is, maintain the	53	* propscale When scaling, scale proportionally. That is, maintain the
…		…
89	* scale Scale both up and down	59	* scale Scale both up and down
90	* auto Same as 100x100+50+50	60	* auto Same as 100x100+50+50
91	*/	61	*/
92		62
93	#ifdef HAVE_BG_PIXMAP	63	#ifdef HAVE_BG_PIXMAP
94	bgPixmap_t::bgPixmap_t ()
95	{
96	// this is basically redundant as bgPixmap_t is only used in
97	// zero_initialised-derived structs
98	#ifdef HAVE_AFTERIMAGE
99	original_asim = NULL;
100	#endif
101	#ifdef HAVE_PIXBUF
102	pixbuf = NULL;
103	#endif
104	#ifdef BG_IMAGE_FROM_FILE
105	have_image = false;
106	h_scale = v_scale = 0;
107	h_align = v_align = 0;
108	#endif
109	flags = 0;
110	pixmap = None;
111	valid_since = invalid_since = 0;
112	target = 0;
113	}
114
115	void	64	void
116	bgPixmap_t::destroy ()	65	rxvt_term::bg_destroy ()
117	{	66	{
118	#ifdef HAVE_AFTERIMAGE	67	#ifdef HAVE_AFTERIMAGE
119	if (original_asim)	68	if (original_asim)
120	safe_asimage_destroy (original_asim);	69	safe_asimage_destroy (original_asim);
		70	if (asv)
		71	destroy_asvisual (asv, 0);
		72	if (asimman)
		73	destroy_image_manager (asimman, 0);
121	#endif	74	#endif
122		75
123	#ifdef HAVE_PIXBUF	76	#ifdef HAVE_PIXBUF
124	if (pixbuf)	77	if (pixbuf)
125	g_object_unref (pixbuf);	78	g_object_unref (pixbuf);
126	#endif	79	#endif
127		80
128	if (pixmap && target)	81	if (bg_pixmap)
129	XFreePixmap (target->dpy, pixmap);	82	XFreePixmap (dpy, bg_pixmap);
130	}	83	}
131		84
132	bool	85	bool
133	bgPixmap_t::window_size_sensitive ()	86	rxvt_term::bg_set_position (int x, int y)
		87	{
		88
		89	if (target_x != x
		90	|| target_y != y)
		91	{
		92	target_x = x;
		93	target_y = y;
		94	return true;
		95	}
		96	return false;
		97	}
		98
		99	bool
		100	rxvt_term::bg_window_size_sensitive ()
134	{	101	{
135	# ifdef ENABLE_TRANSPARENCY	102	# ifdef ENABLE_TRANSPARENCY
136	if (flags & isTransparent)	103	if (bg_flags & BG_IS_TRANSPARENT)
137	return true;	104	return true;
138	# endif	105	# endif
139		106
140	# ifdef BG_IMAGE_FROM_FILE	107	# ifdef BG_IMAGE_FROM_FILE
141	if (have_image)	108	if (bg_flags & BG_IS_FROM_FILE)
142	{	109	{
143	if (flags & sizeSensitive)	110	if (bg_flags & BG_IS_SIZE_SENSITIVE)
144	return true;	111	return true;
145	}	112	}
146	# endif	113	# endif
147		114
148	return false;	115	return false;
149	}	116	}
150		117
151	bool	118	bool
152	bgPixmap_t::window_position_sensitive ()	119	rxvt_term::bg_window_position_sensitive ()
153	{	120	{
154	# ifdef ENABLE_TRANSPARENCY	121	# ifdef ENABLE_TRANSPARENCY
155	if (flags & isTransparent)	122	if (bg_flags & BG_IS_TRANSPARENT)
156	return true;	123	return true;
157	# endif	124	# endif
158		125
159	# ifdef BG_IMAGE_FROM_FILE	126	# ifdef BG_IMAGE_FROM_FILE
160	if (have_image)	127	if (bg_flags & BG_IS_FROM_FILE)
161	{	128	{
162	if (h_align == rootAlign || v_align == rootAlign)	129	if (bg_flags & BG_ROOT_ALIGN)
163	return true;	130	return true;
164	}	131	}
165	# endif	132	# endif
166		133
167	return false;
168	};
169
170	bool bgPixmap_t::need_client_side_rendering ()
171	{
172	# ifdef HAVE_AFTERIMAGE
173	if (original_asim)
174	return true;
175	# endif
176	# ifdef ENABLE_TRANSPARENCY
177	if (flags & isTransparent)
178	{
179	# ifdef HAVE_AFTERIMAGE // can't blur without libAI anyways
180	if ((flags & blurNeeded) && !(flags & blurServerSide))
181	return true;
182	# endif
183	if ((flags & tintNeeded) && !(flags & tintServerSide))
184	return true;
185	}
186	# endif
187	return false;	134	return false;
188	}	135	}
189		136
190	# ifdef BG_IMAGE_FROM_FILE	137	# ifdef BG_IMAGE_FROM_FILE
191	static inline bool	138	static inline bool
…		…
207	static inline bool	154	static inline bool
208	check_set_align_value (int geom_flags, int flag, int &align, int new_value)	155	check_set_align_value (int geom_flags, int flag, int &align, int new_value)
209	{	156	{
210	if (geom_flags & flag)	157	if (geom_flags & flag)
211	{	158	{
212	if (new_value != bgPixmap_t::rootAlign)
213	{
214	if (new_value < -100)	159	if (new_value < -100)
215	new_value = -100;	160	new_value = -100;
216	else if (new_value > 200)	161	else if (new_value > 200)
217	new_value = 200;	162	new_value = 200;
218	}
219	if (new_value != align)	163	if (new_value != align)
220	{	164	{
221	align = new_value;	165	align = new_value;
222	return true;	166	return true;
223	}	167	}
…		…
229	make_align_position (int align, int window_size, int image_size)	173	make_align_position (int align, int window_size, int image_size)
230	{	174	{
231	int diff = window_size - image_size;	175	int diff = window_size - image_size;
232	int smaller = min (image_size, window_size);	176	int smaller = min (image_size, window_size);
233		177
234	if (align >= 0 && align <= 50)	178	if (align >= 0 && align <= 100)
235	return diff * align / 100;	179	return diff * align / 100;
236	else if (align > 50 && align <= 100)
237	return window_size - image_size - diff * (100 - align) / 100;
238	else if (align > 100 && align <= 200 )	180	else if (align > 100 && align <= 200)
239	return ((align - 100) * smaller / 100) + window_size - smaller;	181	return ((align - 100) * smaller / 100) + window_size - smaller;
240	else if (align > -100 && align < 0)	182	else if (align >= -100 && align < 0)
241	return ((align + 100) * smaller / 100) - image_size;	183	return ((align + 100) * smaller / 100) - image_size;
242	return 0;	184	return 0;
243	}	185	}
244		186
245	static inline int	187	static inline int
246	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)	188	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)
247	{	189	{
248	int src_pos = 0;	190	int src_pos = 0;
249	dst_pos = 0;	191	dst_pos = pos;
250	dst_size = size;	192	dst_size = size;
251	if (pos < 0)	193	if (pos < 0)
252	{	194	{
253	src_pos = -pos;	195	src_pos = -pos;
		196	dst_pos = 0;
254	dst_size += pos;	197	dst_size += pos;
255	}	198	}
256	else if (pos > 0)
257	dst_pos = pos;
258		199
259	if (dst_pos + dst_size > target_size)	200	if (dst_pos + dst_size > target_size)
260	dst_size = target_size - dst_pos;	201	dst_size = target_size - dst_pos;
261	return src_pos;	202	return src_pos;
262	}	203	}
263		204
264	bool	205	bool
265	bgPixmap_t::set_geometry (const char *geom)	206	rxvt_term::bg_set_geometry (const char *geom, bool update)
266	{	207	{
		208	bool changed = false;
267	int geom_flags = 0, changed = 0;	209	int geom_flags = 0;
268	int x = 0, y = 0;	210	int x = 0, y = 0;
269	unsigned int w = 0, h = 0;	211	unsigned int w = 0, h = 0;
270	unsigned int n;	212	unsigned int n;
271	unsigned long new_flags = (flags & (~geometryFlags));	213	unsigned long new_flags = (bg_flags & (~BG_GEOMETRY_FLAGS));
272	const char *p;	214	const char *ops;
273	# define MAXLEN_GEOM 256 /* could be longer than regular geometry string */
274		215
275	if (geom == NULL)	216	if (geom == NULL)
276	return false;	217	return false;
277		218
278	char str[MAXLEN_GEOM];	219	char str[256];
279		220
280	while (isspace(*geom)) ++geom;
281	if ((p = strchr (geom, ';')) == NULL)
282	p = strchr (geom, '\0');	221	ops = strchr (geom, ':');
283		222	if (ops == NULL)
		223	n = strlen (geom);
		224	else
284	n = (p - geom);	225	n = ops - geom;
285	if (n < MAXLEN_GEOM)
286	{
287	char *ops;
288	new_flags |= geometrySet;
289		226
		227	if (n >= sizeof (str))
		228	return false;
		229
290	memcpy (str, geom, n);	230	memcpy (str, geom, n);
291	str[n] = '\0';	231	str[n] = '\0';
292	if (str[0] == ':')	232	rxvt_strtrim (str);
293	ops = &str[0];
294	else if (str[0] != 'x' && str[0] != 'X' && isalpha(str[0]))
295	ops = &str[0];
296	else
297	{
298	char *tmp;
299	ops = strchr (str, ':');
300	if (ops != NULL)
301	{
302	for (tmp = ops-1; tmp >= str && isspace(*tmp); --tmp);
303	*(++tmp) = '\0';
304	if (ops == tmp) ++ops;
305	}
306	}
307		233
308	if (ops > str || ops == NULL)	234	if (str[0])
309	{	235	{
310	/* we have geometry string - let's handle it prior to applying ops */	236	/* we have geometry string - let's handle it prior to applying ops */
311	geom_flags = XParseGeometry (str, &x, &y, &w, &h);	237	geom_flags = XParseGeometry (str, &x, &y, &w, &h);
312
313	if ((geom_flags & XValue) && !(geom_flags & YValue))
314	{
315	y = x;
316	geom_flags |= YValue;
317	}
318
319	if (flags & geometrySet)
320	{
321	/* new geometry is an adjustment to the old one ! */
322	if ((geom_flags & WidthValue) && (geom_flags & HeightValue))
323	{
324	if (w == 0 && h != 0)
325	{
326	w = h_scale;
327	h = (v_scale * h) / 100;
328	}
329	else if (h == 0 && w != 0)
330	{
331	w = (h_scale * w) / 100;
332	h = v_scale;
333	}
334	}
335	if (geom_flags & XValue)
336	{
337	if (str[0] != '=')
338	{
339	y += v_align;
340	x += h_align;
341	}
342	}
343	}
344	else /* setting up geometry from scratch */
345	{
346	if (!(geom_flags & XValue))
347	{
348	/* use default geometry - centered */
349	x = y = defaultAlign;
350	}
351	else if (!(geom_flags & YValue))
352	y = x;
353
354	if ((geom_flags & (WidthValue|HeightValue)) == 0)
355	{
356	/* use default geometry - scaled */
357	w = h = defaultScale;
358	}
359	else if (geom_flags & WidthValue)
360	{
361	if (!(geom_flags & HeightValue))
362	h = w;
363	}
364	else
365	w = h;
366	}
367	} /* done parsing geometry string */	238	} /* done parsing geometry string */
368	else if (!(flags & geometrySet))	239
369	{	240	if (!update)
370	/* default geometry - scaled and centered */	241	{
		242	if (!(geom_flags & XValue))
371	x = y = defaultAlign;	243	x = y = defaultAlign;
		244	else if (!(geom_flags & YValue))
		245	y = x;
		246
		247	if (!(geom_flags & (WidthValue|HeightValue)))
372	w = h = defaultScale;	248	w = h = defaultScale;
373	}	249	else if (!(geom_flags & HeightValue))
		250	h = w;
		251	else if (!(geom_flags & WidthValue))
		252	w = h;
374		253
375	if (!(flags & geometrySet))
376	geom_flags |= WidthValue|HeightValue|XValue|YValue;	254	geom_flags |= WidthValue|HeightValue|XValue|YValue;
		255	}
377		256
378	if (ops)	257	if (ops)
379	{	258	{
380	while (*ops)	259	char **arr = rxvt_strsplit (':', ops + 1);
		260
		261	for (int i = 0; arr[i]; i++)
381	{	262	{
382	while (*ops == ':' || isspace(*ops)) ++ops;	263	if (!strcasecmp (arr[i], "tile"))
383
384	# define CHECK_GEOM_OPS(op_str) (strncasecmp (ops, (op_str), sizeof (op_str) - 1) == 0)
385	if (CHECK_GEOM_OPS ("tile"))
386	{	264	{
387	w = h = noScale;	265	w = h = noScale;
388	geom_flags |= WidthValue|HeightValue;	266	geom_flags |= WidthValue|HeightValue;
389	}	267	}
390	else if (CHECK_GEOM_OPS ("propscale"))	268	else if (!strcasecmp (arr[i], "propscale"))
391	{	269	{
392	new_flags |= propScale;	270	new_flags |= BG_PROP_SCALE;
393	}	271	}
394	else if (CHECK_GEOM_OPS ("hscale"))	272	else if (!strcasecmp (arr[i], "hscale"))
395	{	273	{
396	if (w == 0) w = windowScale;	274	if (w == 0) w = windowScale;
397		275
398	h = noScale;	276	h = noScale;
399	geom_flags |= WidthValue|HeightValue;	277	geom_flags |= WidthValue|HeightValue;
400	}	278	}
401	else if (CHECK_GEOM_OPS ("vscale"))	279	else if (!strcasecmp (arr[i], "vscale"))
402	{	280	{
403	if (h == 0) h = windowScale;	281	if (h == 0) h = windowScale;
404		282
405	w = noScale;	283	w = noScale;
406	geom_flags |= WidthValue|HeightValue;	284	geom_flags |= WidthValue|HeightValue;
407	}	285	}
408	else if (CHECK_GEOM_OPS ("scale"))	286	else if (!strcasecmp (arr[i], "scale"))
409	{	287	{
410	if (h == 0) h = windowScale;	288	if (h == 0) h = windowScale;
411	if (w == 0) w = windowScale;	289	if (w == 0) w = windowScale;
412		290
413	geom_flags |= WidthValue|HeightValue;	291	geom_flags |= WidthValue|HeightValue;
414	}	292	}
415	else if (CHECK_GEOM_OPS ("auto"))	293	else if (!strcasecmp (arr[i], "auto"))
416	{	294	{
417	w = h = windowScale;	295	w = h = windowScale;
418	x = y = centerAlign;	296	x = y = centerAlign;
419	geom_flags |= WidthValue|HeightValue|XValue|YValue;	297	geom_flags |= WidthValue|HeightValue|XValue|YValue;
420	}	298	}
421	else if (CHECK_GEOM_OPS ("root"))	299	else if (!strcasecmp (arr[i], "root"))
422	{	300	{
		301	new_flags |= BG_ROOT_ALIGN;
423	w = h = noScale;	302	w = h = noScale;
424	x = y = rootAlign;
425	geom_flags |= WidthValue|HeightValue|XValue|YValue;	303	geom_flags |= WidthValue|HeightValue;
426	}	304	}
427	# undef CHECK_GEOM_OPS
428
429	while (*ops != ':' && *ops != '\0') ++ops;
430	} /* done parsing ops */	305	} /* done parsing ops */
431	}
432		306
		307	rxvt_free_strsplit (arr);
		308	}
		309
433	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) ++changed;	310	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;
434	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) ++changed;	311	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;
435	if (check_set_align_value (geom_flags, XValue, h_align, x)) ++changed;	312	if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;
436	if (check_set_align_value (geom_flags, YValue, v_align, y)) ++changed;	313	if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
437	}
438		314
439	if (new_flags != flags)	315	if (new_flags != bg_flags)
440	{	316	{
441	flags = new_flags;	317	bg_flags = new_flags;
442	changed++;	318	changed = true;
443	}	319	}
444		320
445	//fprintf (stderr, "flags = %lX, scale = %ux%u, align=%+d%+d\n",
446	// flags, h_scale, v_scale, h_align, v_align);
447	return (changed > 0);	321	return changed;
448	}	322	}
449		323
450	void	324	void
451	bgPixmap_t::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)	325	rxvt_term::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
452	{	326	{
453	int target_width = target->szHint.width;	327	int target_width = szHint.width;
454	int target_height = target->szHint.height;	328	int target_height = szHint.height;
455		329
456	if (flags & propScale)	330	if (bg_flags & BG_PROP_SCALE)
457	{	331	{
458	float scale = (float)target_width / image_width;	332	float scale = (float)target_width / image_width;
459	min_it (scale, (float)target_height / image_height);	333	min_it (scale, (float)target_height / image_height);
460	w = image_width * scale + 0.5;	334	w = image_width * scale + 0.5;
461	h = image_height * scale + 0.5;	335	h = image_height * scale + 0.5;
…		…
464	{	338	{
465	w = h_scale * target_width / 100;	339	w = h_scale * target_width / 100;
466	h = v_scale * target_height / 100;	340	h = v_scale * target_height / 100;
467	}	341	}
468		342
469	if (h_align == rootAlign || v_align == rootAlign)	343	if (!w) w = image_width;
470	{	344	if (!h) h = image_height;
471	target->get_window_origin (x, y);	345
472	x = -x;	346	if (bg_flags & BG_ROOT_ALIGN)
473	y = -y;
474	}	347	{
475		348	x = -target_x;
476	if (h_align != rootAlign)	349	y = -target_y;
		350	}
		351	else
		352	{
477	x = make_align_position (h_align, target_width, w > 0 ? w : image_width);	353	x = make_align_position (h_align, target_width, w);
478
479	if (v_align != rootAlign)
480	y = make_align_position (v_align, target_height, h > 0 ? h : image_height);	354	y = make_align_position (v_align, target_height, h);
		355	}
481		356
482	flags &= ~sizeSensitive;	357	bg_flags &= ~BG_IS_SIZE_SENSITIVE;
483	if (h_scale != 0 || v_scale != 0	358	if ((bg_flags & BG_PROP_SCALE) || h_scale || v_scale
484	|| h_align != 0 || v_align != 0	359	|| (!(bg_flags & BG_ROOT_ALIGN) && (h_align || v_align))
485	|| image_width > target_width || image_height > target_height)	360	|| w > target_width || h > target_height)
486	flags |= sizeSensitive;	361	bg_flags |= BG_IS_SIZE_SENSITIVE;
487	}	362	}
488		363
489	# ifdef HAVE_AFTERIMAGE	364	# ifdef HAVE_AFTERIMAGE
490	bool	365	bool
491	bgPixmap_t::render_image (unsigned long background_flags)	366	rxvt_term::render_image (unsigned long tr_flags)
492	{	367	{
493	if (target == NULL)
494	return false;
495
496	target->init_asv ();	368	init_asv ();
497		369
498	ASImage *background = NULL;	370	ASImage *background = NULL;
499	ARGB32 background_tint = TINT_LEAVE_SAME;	371	ARGB32 background_tint = TINT_LEAVE_SAME;
500		372
501	# ifdef ENABLE_TRANSPARENCY	373	# ifdef ENABLE_TRANSPARENCY
502	if (background_flags)	374	if (tr_flags)
503	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);	375	background = pixmap2ximage (asv, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, 100);
504		376
505	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	377	if (tr_flags & BG_NEEDS_TINT)
506	{	378	{
507	ShadingInfo as_shade;	379	ShadingInfo as_shade;
508	as_shade.shading = (shade == 0) ? 100 : shade;	380	as_shade.shading = shade;
509		381
510	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	382	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
511	if (flags & tintSet)	383	if (bg_flags & BG_TINT_SET)
512	tint.get (c);	384	tint.get (c);
513	as_shade.tintColor.red = c.r;	385	as_shade.tintColor.red = c.r;
514	as_shade.tintColor.green = c.g;	386	as_shade.tintColor.green = c.g;
515	as_shade.tintColor.blue = c.b;	387	as_shade.tintColor.blue = c.b;
516		388
517	background_tint = shading2tint32 (&as_shade);	389	background_tint = shading2tint32 (&as_shade);
518	}	390	}
519		391
520	if (!(background_flags & transpPmapBlured) && (flags & blurNeeded) && background != NULL)	392	if ((tr_flags & BG_NEEDS_BLUR) && background != NULL)
521	{	393	{
522	ASImage *tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,	394	ASImage *tmp = blur_asimage_gauss (asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
523	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,	395	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,
524	100, ASIMAGE_QUALITY_DEFAULT);	396	100, ASIMAGE_QUALITY_DEFAULT);
525	if (tmp)	397	if (tmp)
526	{	398	{
527	destroy_asimage (&background);	399	destroy_asimage (&background);
…		…
530	}	402	}
531	# endif	403	# endif
532		404
533	ASImage *result = 0;	405	ASImage *result = 0;
534		406
535	int target_width = target->szHint.width;	407	int target_width = szHint.width;
536	int target_height = target->szHint.height;	408	int target_height = szHint.height;
537	int new_pmap_width = target_width;	409	int new_pmap_width = target_width;
538	int new_pmap_height = target_height;	410	int new_pmap_height = target_height;
539		411
540	int x = 0;	412	int x = 0;
541	int y = 0;	413	int y = 0;
542	int w = 0;	414	int w = 0;
543	int h = 0;	415	int h = 0;
544		416
545	TIMING_TEST_START (asim);
546
547	if (original_asim)	417	if (original_asim)
548	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);	418	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
549		419
550	if (!original_asim	420	if (!original_asim
		421	|| (!(bg_flags & BG_ROOT_ALIGN)
551	|| x >= target_width	422	&& (x >= target_width
552	|| y >= target_height	423	|| y >= target_height
553	|| (w > 0 && x + w <= 0)	424	|| (x + w <= 0)
554	|| (h > 0 && y + h <= 0))	425	|| (y + h <= 0))))
555	{	426	{
556	if (background)	427	if (background)
557	{	428	{
558	new_pmap_width = background->width;	429	new_pmap_width = background->width;
559	new_pmap_height = background->height;	430	new_pmap_height = background->height;
560	result = background;	431	result = background;
561		432
562	if (background_tint != TINT_LEAVE_SAME)	433	if (background_tint != TINT_LEAVE_SAME)
563	{	434	{
564	ASImage *tmp = tile_asimage (target->asv, background, 0, 0,	435	ASImage *tmp = tile_asimage (asv, background, 0, 0,
565	target_width, target_height, background_tint,	436	target_width, target_height, background_tint,
566	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);	437	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
567	if (tmp)	438	if (tmp)
568	result = tmp;	439	result = tmp;
569	}	440	}
…		…
573	}	444	}
574	else	445	else
575	{	446	{
576	result = original_asim;	447	result = original_asim;
577		448
578	if ((w > 0 && w != original_asim->width)	449	if ((w != original_asim->width)
579	|| (h > 0 && h != original_asim->height))	450	|| (h != original_asim->height))
580	{	451	{
581	result = scale_asimage (target->asv, original_asim,	452	result = scale_asimage (asv, original_asim,
582	w > 0 ? w : original_asim->width,	453	w, h,
583	h > 0 ? h : original_asim->height,
584	background ? ASA_ASImage : ASA_XImage,	454	background ? ASA_ASImage : ASA_XImage,
585	100, ASIMAGE_QUALITY_DEFAULT);	455	100, ASIMAGE_QUALITY_DEFAULT);
586	}	456	}
587		457
588	if (background == NULL)	458	if (background == NULL)
…		…
593	but there is no need to make it bigger than the window! */	463	but there is no need to make it bigger than the window! */
594	new_pmap_width = min (result->width, target_width);	464	new_pmap_width = min (result->width, target_width);
595	new_pmap_height = min (result->height, target_height);	465	new_pmap_height = min (result->height, target_height);
596		466
597	/* we also need to tile our image in both directions */	467	/* we also need to tile our image in both directions */
598	ASImage *tmp = tile_asimage (target->asv, result,	468	ASImage *tmp = tile_asimage (asv, result,
599	(int)result->width - x,	469	(int)result->width - x,
600	(int)result->height - y,	470	(int)result->height - y,
601	new_pmap_width,	471	new_pmap_width,
602	new_pmap_height,	472	new_pmap_height,
603	TINT_LEAVE_SAME, ASA_XImage,	473	TINT_LEAVE_SAME, ASA_XImage,
…		…
620	layers[0].clip_width = target_width;	490	layers[0].clip_width = target_width;
621	layers[0].clip_height = target_height;	491	layers[0].clip_height = target_height;
622	layers[0].tint = background_tint;	492	layers[0].tint = background_tint;
623	layers[1].im = result;	493	layers[1].im = result;
624		494
625	if (w <= 0)	495	if (h_scale == 0 || v_scale == 0)
626	{	496	{
627	/* tile horizontally */	497	/* tile horizontally */
628	while (x > 0) x -= (int)result->width;	498	while (x > 0) x -= (int)result->width;
629	layers[1].dst_x = x;	499	layers[1].dst_x = x;
630	layers[1].clip_width = result->width+target_width;	500	layers[1].clip_width = result->width+target_width;
…		…
634	/* clip horizontally */	504	/* clip horizontally */
635	layers[1].dst_x = x;	505	layers[1].dst_x = x;
636	layers[1].clip_width = result->width;	506	layers[1].clip_width = result->width;
637	}	507	}
638		508
639	if (h <= 0)	509	if (h_scale == 0 || v_scale == 0)
640	{	510	{
641	while (y > 0) y -= (int)result->height;	511	while (y > 0) y -= (int)result->height;
642	layers[1].dst_y = y;	512	layers[1].dst_y = y;
643	layers[1].clip_height = result->height + target_height;	513	layers[1].clip_height = result->height + target_height;
644	}	514	}
…		…
646	{	516	{
647	layers[1].dst_y = y;	517	layers[1].dst_y = y;
648	layers[1].clip_height = result->height;	518	layers[1].clip_height = result->height;
649	}	519	}
650		520
651	if (target->rs[Rs_blendtype])	521	if (rs[Rs_blendtype])
652	{	522	{
653	layers[1].merge_scanlines = blend_scanlines_name2func (target->rs[Rs_blendtype]);	523	layers[1].merge_scanlines = blend_scanlines_name2func (rs[Rs_blendtype]);
654	if (layers[1].merge_scanlines == NULL)	524	if (layers[1].merge_scanlines == NULL)
655	layers[1].merge_scanlines = alphablend_scanlines;	525	layers[1].merge_scanlines = alphablend_scanlines;
656	}	526	}
657		527
658	ASImage *tmp = merge_layers (target->asv, layers, 2, target_width, target_height,	528	ASImage *tmp = merge_layers (asv, layers, 2, target_width, target_height,
659	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);	529	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
660		530
661	if (tmp)	531	if (tmp)
662	{	532	{
663	if (result != original_asim)	533	if (result != original_asim)
…		…
667	}	537	}
668		538
669	free (layers);	539	free (layers);
670	}	540	}
671	}	541	}
672	TIMING_TEST_PRINT_RESULT (asim);
673		542
674	bool ret = false;	543	bool ret = false;
675		544
676	if (result)	545	if (result)
677	{	546	{
678	XGCValues gcv;	547	XGCValues gcv;
679	GC gc;	548	GC gc;
680		549
681	if (pixmap)
682	{
683	if (pmap_width != new_pmap_width
684	|| pmap_height != new_pmap_height
685	|| pmap_depth != target->depth)
686	{
687	XFreePixmap (target->dpy, pixmap);
688	pixmap = None;
689	}
690	}
691
692	/* create Pixmap */	550	/* create Pixmap */
693	if (pixmap == None)	551	if (bg_pixmap == None
		552	|| bg_pmap_width != new_pmap_width
		553	|| bg_pmap_height != new_pmap_height)
694	{	554	{
		555	if (bg_pixmap)
		556	XFreePixmap (dpy, bg_pixmap);
695	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);	557	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
696	pmap_width = new_pmap_width;	558	bg_pmap_width = new_pmap_width;
697	pmap_height = new_pmap_height;	559	bg_pmap_height = new_pmap_height;
698	pmap_depth = target->depth;
699	}	560	}
700	/* fill with background color (if result's not completely overlapping it) */	561	/* fill with background color (if result's not completely overlapping it) */
701	gcv.foreground = target->pix_colors[Color_bg];	562	gcv.foreground = pix_colors[Color_bg];
702	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);	563	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
703		564
704	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;	565	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
705	int dst_width = result->width, dst_height = result->height;	566	int dst_width = result->width, dst_height = result->height;
706	if (background == NULL)	567	if (background == NULL)
707	{	568	{
…		…
712	}	573	}
713		574
714	if (dst_x > 0 || dst_y > 0	575	if (dst_x > 0 || dst_y > 0
715	|| dst_x + dst_width < new_pmap_width	576	|| dst_x + dst_width < new_pmap_width
716	|| dst_y + dst_height < new_pmap_height)	577	|| dst_y + dst_height < new_pmap_height)
717	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	578	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
718	}	579	}
719		580
720	/* put result on pixmap */	581	/* put result on pixmap */
721	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	582	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
722	asimage2drawable (target->asv, pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);	583	asimage2drawable (asv, bg_pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);
723		584
724	if (result != background && result != original_asim)	585	if (result != background && result != original_asim)
725	destroy_asimage (&result);	586	destroy_asimage (&result);
726		587
727	XFreeGC (target->dpy, gc);	588	XFreeGC (dpy, gc);
728	TIMING_TEST_PRINT_RESULT (asim);
729		589
730	ret = true;	590	ret = true;
731	}	591	}
732		592
733	if (background)	593	if (background)
…		…
737	}	597	}
738	# endif /* HAVE_AFTERIMAGE */	598	# endif /* HAVE_AFTERIMAGE */
739		599
740	# ifdef HAVE_PIXBUF	600	# ifdef HAVE_PIXBUF
741	bool	601	bool
742	bgPixmap_t::render_image (unsigned long background_flags)	602	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
		603	int src_x, int src_y, int dst_x, int dst_y,
		604	unsigned int width, unsigned int height)
743	{	605	{
744	if (target == NULL)	606	XImage *ximage;
		607	char *data, *line;
		608	int bytes_per_pixel;
		609	int width_r, width_g, width_b;
		610	int sh_r, sh_g, sh_b;
		611	int rowstride;
		612	int channels;
		613	unsigned char *row;
		614
		615	if (visual->c_class != TrueColor)
745	return false;	616	return false;
746		617
		618	if (depth == 24 || depth == 32)
		619	bytes_per_pixel = 4;
		620	else if (depth == 15 || depth == 16)
		621	bytes_per_pixel = 2;
		622	else
		623	return false;
		624
		625	width_r = rxvt_popcount (visual->red_mask);
		626	width_g = rxvt_popcount (visual->green_mask);
		627	width_b = rxvt_popcount (visual->blue_mask);
		628
		629	if (width_r > 8 || width_g > 8 || width_b > 8)
		630	return false;
		631
		632	sh_r = rxvt_ctz (visual->red_mask);
		633	sh_g = rxvt_ctz (visual->green_mask);
		634	sh_b = rxvt_ctz (visual->blue_mask);
		635
		636	if (width > INT_MAX / height / bytes_per_pixel)
		637	return false;
		638
		639	data = (char *)malloc (width * height * bytes_per_pixel);
		640	if (!data)
		641	return false;
		642
		643	ximage = XCreateImage (dpy, visual, depth, ZPixmap, 0, data,
		644	width, height, bytes_per_pixel * 8, 0);
		645	if (!ximage)
		646	{
		647	free (data);
		648	return false;
		649	}
		650
		651	ximage->byte_order = byteorder::big_endian () ? MSBFirst : LSBFirst;
		652
		653	rowstride = gdk_pixbuf_get_rowstride (pixbuf);
		654	channels = gdk_pixbuf_get_n_channels (pixbuf);
		655	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
		656	line = data;
		657
		658	for (int y = 0; y < height; y++)
		659	{
		660	for (int x = 0; x < width; x++)
		661	{
		662	unsigned char *pixel = row + x * channels;
		663	uint32_t value;
		664
		665	value = ((pixel[0] >> (8 - width_r)) << sh_r)
		666	| ((pixel[1] >> (8 - width_g)) << sh_g)
		667	| ((pixel[2] >> (8 - width_b)) << sh_b);
		668
		669	if (bytes_per_pixel == 4)
		670	((uint32_t *)line)[x] = value;
		671	else
		672	((uint16_t *)line)[x] = value;
		673	}
		674
		675	row += rowstride;
		676	line += ximage->bytes_per_line;
		677	}
		678
		679	XPutImage (dpy, pixmap, gc, ximage, 0, 0, dst_x, dst_y, width, height);
		680	XDestroyImage (ximage);
		681	return true;
		682	}
		683
		684	bool
		685	rxvt_term::render_image (unsigned long tr_flags)
		686	{
747	if (!pixbuf)	687	if (!pixbuf)
748	return false;	688	return false;
749		689
750	// TODO: add alpha blending	690	if (tr_flags
751	if (background_flags)	691	&& !(bg_flags & BG_HAS_RENDER))
752	return false;	692	return false;
753		693
754	GdkPixbuf *result;	694	GdkPixbuf *result;
755		695
756	int image_width = gdk_pixbuf_get_width (pixbuf);	696	int image_width = gdk_pixbuf_get_width (pixbuf);
757	int image_height = gdk_pixbuf_get_height (pixbuf);	697	int image_height = gdk_pixbuf_get_height (pixbuf);
758		698
759	int target_width = target->szHint.width;	699	int target_width = szHint.width;
760	int target_height = target->szHint.height;	700	int target_height = szHint.height;
761	int new_pmap_width = target_width;	701	int new_pmap_width = target_width;
762	int new_pmap_height = target_height;	702	int new_pmap_height = target_height;
763		703
764	int x = 0;	704	int x = 0;
765	int y = 0;	705	int y = 0;
766	int w = 0;	706	int w = 0;
767	int h = 0;	707	int h = 0;
768		708
769	get_image_geometry (image_width, image_height, w, h, x, y);	709	get_image_geometry (image_width, image_height, w, h, x, y);
770		710
		711	if (!(bg_flags & BG_ROOT_ALIGN)
771	if (x >= target_width	712	&& (x >= target_width
772	|| y >= target_height	713	|| y >= target_height
773	|| (w > 0 && x + w <= 0)	714	|| (x + w <= 0)
774	|| (h > 0 && y + h <= 0))	715	|| (y + h <= 0)))
775	return false;	716	return false;
776		717
777	result = pixbuf;	718	result = pixbuf;
778		719
779	if ((w > 0 && w != image_width)	720	if ((w != image_width)
780	|| (h > 0 && h != image_height))	721	|| (h != image_height))
781	{	722	{
782	result = gdk_pixbuf_scale_simple (pixbuf,	723	result = gdk_pixbuf_scale_simple (pixbuf,
783	w > 0 ? w : image_width,	724	w, h,
784	h > 0 ? h : image_height,
785	GDK_INTERP_BILINEAR);	725	GDK_INTERP_BILINEAR);
786	}	726	}
787		727
788	bool ret = false;	728	bool ret = false;
789		729
790	if (result)	730	if (result)
791	{	731	{
792	XGCValues gcv;	732	XGCValues gcv;
793	GC gc;	733	GC gc;
		734	Pixmap root_pmap;
794		735
795	image_width = gdk_pixbuf_get_width (result);	736	image_width = gdk_pixbuf_get_width (result);
796	image_height = gdk_pixbuf_get_height (result);	737	image_height = gdk_pixbuf_get_height (result);
797		738
		739	if (tr_flags)
		740	{
		741	root_pmap = bg_pixmap;
		742	bg_pixmap = None;
		743	}
		744	else
		745	{
		746	if (h_scale == 0 || v_scale == 0)
		747	{
		748	new_pmap_width = min (image_width, target_width);
		749	new_pmap_height = min (image_height, target_height);
		750	}
		751	}
		752
		753	if (bg_pixmap == None
		754	|| bg_pmap_width != new_pmap_width
		755	|| bg_pmap_height != new_pmap_height)
		756	{
		757	if (bg_pixmap)
		758	XFreePixmap (dpy, bg_pixmap);
		759	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
		760	bg_pmap_width = new_pmap_width;
		761	bg_pmap_height = new_pmap_height;
		762	}
		763
		764	gcv.foreground = pix_colors[Color_bg];
		765	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
		766
798	if (h_scale == 0 || v_scale == 0)	767	if (h_scale == 0 || v_scale == 0)
799	{	768	{
800	new_pmap_width = min (image_width, target_width);
801	new_pmap_height = min (image_height, target_height);
802	}
803
804	if (pixmap)
805	{
806	if (pmap_width != new_pmap_width
807	|| pmap_height != new_pmap_height
808	|| pmap_depth != target->depth)
809	{
810	XFreePixmap (target->dpy, pixmap);
811	pixmap = None;
812	}
813	}
814
815	if (pixmap == None)
816	{
817	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);
818	pmap_width = new_pmap_width;
819	pmap_height = new_pmap_height;
820	pmap_depth = target->depth;
821	}
822
823	gcv.foreground = target->pix_colors[Color_bg];
824	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
825
826	if (h_scale == 0 || v_scale == 0)
827	{
828	Pixmap tile = XCreatePixmap (target->dpy, target->vt, image_width, image_height, target->depth);	769	Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth);
829	gdk_pixbuf_xlib_render_to_drawable (result, tile, gc,	770	pixbuf_to_pixmap (result, tile, gc,
830	0, 0,	771	0, 0,
831	0, 0,	772	0, 0,
832	image_width, image_height,	773	image_width, image_height);
833	XLIB_RGB_DITHER_NONE,
834	0, 0);
835		774
836	gcv.tile = tile;	775	gcv.tile = tile;
837	gcv.fill_style = FillTiled;	776	gcv.fill_style = FillTiled;
838	gcv.ts_x_origin = x;	777	gcv.ts_x_origin = x;
839	gcv.ts_y_origin = y;	778	gcv.ts_y_origin = y;
840	XChangeGC (target->dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	779	XChangeGC (dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
841		780
842	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	781	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
843	XFreePixmap (target->dpy, tile);	782	XFreePixmap (dpy, tile);
844	}	783	}
845	else	784	else
846	{	785	{
847	int src_x, src_y, dst_x, dst_y;	786	int src_x, src_y, dst_x, dst_y;
848	int dst_width, dst_height;	787	int dst_width, dst_height;
…		…
851	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);	790	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);
852		791
853	if (dst_x > 0 || dst_y > 0	792	if (dst_x > 0 || dst_y > 0
854	|| dst_x + dst_width < new_pmap_width	793	|| dst_x + dst_width < new_pmap_width
855	|| dst_y + dst_height < new_pmap_height)	794	|| dst_y + dst_height < new_pmap_height)
856	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	795	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
857		796
858	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	797	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
859	gdk_pixbuf_xlib_render_to_drawable (result, pixmap, gc,	798	pixbuf_to_pixmap (result, bg_pixmap, gc,
860	src_x, src_y,	799	src_x, src_y,
861	dst_x, dst_y,	800	dst_x, dst_y,
862	dst_width, dst_height,	801	dst_width, dst_height);
863	XLIB_RGB_DITHER_NONE,	802	}
864	0, 0);	803
		804	#if XRENDER
		805	if (tr_flags)
865	}	806	{
		807	XRenderPictureAttributes pa;
		808
		809	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, visual);
		810	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);
		811
		812	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
		813	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, dst_format, 0, &pa);
		814
		815	pa.repeat = True;
		816	Pixmap mask_pmap = XCreatePixmap (dpy, vt, 1, 1, 8);
		817	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
		818	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
		819	XFreePixmap (dpy, mask_pmap);
		820
		821	if (src && dst && mask)
		822	{
		823	XRenderColor mask_c;
		824
		825	mask_c.alpha = 0x8000;
		826	mask_c.red = 0;
		827	mask_c.green = 0;
		828	mask_c.blue = 0;
		829	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
		830	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
		831	}
		832
		833	XRenderFreePicture (dpy, src);
		834	XRenderFreePicture (dpy, dst);
		835	XRenderFreePicture (dpy, mask);
		836
		837	XFreePixmap (dpy, root_pmap);
		838	}
		839	#endif
866		840
867	if (result != pixbuf)	841	if (result != pixbuf)
868	g_object_unref (result);	842	g_object_unref (result);
869		843
870	XFreeGC (target->dpy, gc);	844	XFreeGC (dpy, gc);
871		845
872	ret = true;	846	ret = true;
873	}	847	}
874		848
875	return ret;	849	return ret;
876	}	850	}
877	# endif /* HAVE_PIXBUF */	851	# endif /* HAVE_PIXBUF */
878		852
879	bool	853	bool
880	bgPixmap_t::set_file (const char *file)	854	rxvt_term::bg_set_file (const char *file)
881	{	855	{
882	assert (file);	856	if (!file || !*file)
		857	return false;
883		858
884	if (*file)
885	{
886	if (const char *p = strchr (file, ';'))	859	if (const char *p = strchr (file, ';'))
887	{	860	{
888	size_t len = p - file;	861	size_t len = p - file;
889	char *f = rxvt_temp_buf<char> (len + 1);	862	char *f = rxvt_temp_buf<char> (len + 1);
890	memcpy (f, file, len);	863	memcpy (f, file, len);
891	f[len] = '\0';	864	f[len] = '\0';
892	file = f;	865	file = f;
893	}	866	}
894		867
895	# ifdef HAVE_AFTERIMAGE	868	# ifdef HAVE_AFTERIMAGE
896	if (!target->asimman)	869	if (!asimman)
897	target->asimman = create_generic_imageman (target->rs[Rs_path]);	870	asimman = create_generic_imageman (rs[Rs_path]);
898	original_asim = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);	871	ASImage *image = get_asimage (asimman, file, 0xFFFFFFFF, 100);
		872	if (image)
		873	{
899	if (original_asim)	874	if (original_asim)
900	have_image = true;	875	safe_asimage_destroy (original_asim);
901	return have_image;	876	original_asim = image;
		877	bg_flags |= BG_IS_FROM_FILE | BG_CLIENT_RENDER;
		878	return true;
		879	}
902	# endif	880	# endif
903		881
904	# ifdef HAVE_PIXBUF	882	# ifdef HAVE_PIXBUF
905	pixbuf = gdk_pixbuf_new_from_file (file, NULL);	883	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
		884	if (image)
		885	{
906	if (pixbuf)	886	if (pixbuf)
907	have_image = true;	887	g_object_unref (pixbuf);
908	return have_image;	888	pixbuf = image;
		889	bg_flags |= BG_IS_FROM_FILE;
		890	return true;
		891	}
909	# endif	892	# endif
910	}
911		893
912	return false;	894	return false;
913	}	895	}
914		896
915	# endif /* BG_IMAGE_FROM_FILE */	897	# endif /* BG_IMAGE_FROM_FILE */
916		898
917	# ifdef ENABLE_TRANSPARENCY	899	# ifdef ENABLE_TRANSPARENCY
918	bool	900	bool
919	bgPixmap_t::set_transparent ()	901	rxvt_term::bg_set_transparent ()
920	{	902	{
921	if (!(flags & isTransparent))	903	if (!(bg_flags & BG_IS_TRANSPARENT))
922	{	904	{
923	flags |= isTransparent;	905	bg_flags |= BG_IS_TRANSPARENT;
924	return true;	906	return true;
925	}	907	}
926		908
927	return false;	909	return false;
928	}	910	}
929		911
930	bool	912	bool
931	bgPixmap_t::set_blur_radius (const char *geom)	913	rxvt_term::bg_set_blur (const char *geom)
932	{	914	{
933	int changed = 0;	915	bool changed = false;
934	unsigned int hr, vr;	916	unsigned int hr, vr;
935	int junk;	917	int junk;
936	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);	918	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
937		919
938	if (!(geom_flags & WidthValue))	920	if (!(geom_flags & WidthValue))
939	hr = 1;	921	hr = 1;
940	if (!(geom_flags & HeightValue))	922	if (!(geom_flags & HeightValue))
941	vr = hr;	923	vr = hr;
942		924
		925	min_it (hr, 128);
		926	min_it (vr, 128);
		927
943	if (h_blurRadius != hr)	928	if (h_blurRadius != hr)
944	{	929	{
945	++changed;	930	changed = true;
946	h_blurRadius = hr;	931	h_blurRadius = hr;
947	}	932	}
948		933
949	if (v_blurRadius != vr)	934	if (v_blurRadius != vr)
950	{	935	{
951	++changed;	936	changed = true;
952	v_blurRadius = vr;	937	v_blurRadius = vr;
953	}	938	}
954		939
955	if (v_blurRadius == 0 && h_blurRadius == 0)	940	if (v_blurRadius == 0 && h_blurRadius == 0)
956	flags &= ~blurNeeded;	941	bg_flags &= ~BG_NEEDS_BLUR;
957	else	942	else
958	flags |= blurNeeded;	943	bg_flags |= BG_NEEDS_BLUR;
959		944
960	return (changed > 0);	945	return changed;
961	}	946	}
962		947
963	static inline unsigned long	948	void
964	compute_tint_shade_flags (rxvt_color *tint, int shade)	949	rxvt_term::set_tint_shade_flags ()
965	{	950	{
966	unsigned long flags = 0;
967	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	951	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
968	bool has_shade = (shade > 0 && shade < 100) || (shade > 100 && shade < 200);	952	bool has_shade = shade != 100;
969		953
970	if (tint)	954	bg_flags &= ~BG_TINT_FLAGS;
		955
		956	if (bg_flags & BG_TINT_SET)
971	{	957	{
972	tint->get (c);	958	tint.get (c);
973	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)
974	if (!has_shade && IS_COMPONENT_WHOLESOME (c.r)
975	&& IS_COMPONENT_WHOLESOME (c.g)
976	&& IS_COMPONENT_WHOLESOME (c.b))
977	flags |= bgPixmap_t::tintWholesome;
978	# undef IS_COMPONENT_WHOLESOME
979	}
980
981	if (has_shade)	959	if (!has_shade
982	flags |= bgPixmap_t::tintNeeded;	960	&& (c.r <= 0x00ff || c.r >= 0xff00)
983	else if (tint)	961	&& (c.g <= 0x00ff || c.g >= 0xff00)
		962	&& (c.b <= 0x00ff || c.b >= 0xff00))
		963	bg_flags |= BG_TINT_BITAND;
984	{	964	}
985	if ((c.r > 0x000700 || c.g > 0x000700 || c.b > 0x000700)	965
986	&& (c.r < 0x00f700 || c.g < 0x00f700 || c.b < 0x00f700))	966	if (has_shade || (bg_flags & BG_TINT_SET))
987	{	967	bg_flags |= BG_NEEDS_TINT;
988	flags |= bgPixmap_t::tintNeeded;	968	}
		969
		970	bool
		971	rxvt_term::bg_set_tint (rxvt_color &new_tint)
		972	{
		973	if (!(bg_flags & BG_TINT_SET) || tint != new_tint)
		974	{
		975	tint = new_tint;
		976	bg_flags |= BG_TINT_SET;
		977	set_tint_shade_flags ();
		978	return true;
		979	}
		980
		981	return false;
		982	}
		983
		984	bool
		985	rxvt_term::bg_set_shade (const char *shade_str)
		986	{
		987	int new_shade = (shade_str) ? atoi (shade_str) : 100;
		988
		989	clamp_it (new_shade, -100, 200);
		990	if (new_shade < 0)
		991	new_shade = 200 - (100 + new_shade);
		992
		993	if (new_shade != shade)
		994	{
		995	shade = new_shade;
		996	set_tint_shade_flags ();
		997	return true;
		998	}
		999
		1000	return false;
		1001	}
		1002
		1003	#if XRENDER
		1004	static void
		1005	get_gaussian_kernel (int radius, int width, double *kernel, XFixed *params)
		1006	{
		1007	double sigma = radius / 2.0;
		1008	double scale = sqrt (2.0 * M_PI) * sigma;
		1009	double sum = 0.0;
		1010
		1011	for (int i = 0; i < width; i++)
		1012	{
		1013	double x = i - width / 2;
		1014	kernel[i] = exp (-(x * x) / (2.0 * sigma * sigma)) / scale;
		1015	sum += kernel[i];
		1016	}
		1017
		1018	params[0] = XDoubleToFixed (width);
		1019	params[1] = XDoubleToFixed (1);
		1020
		1021	for (int i = 0; i < width; i++)
		1022	params[i+2] = XDoubleToFixed (kernel[i] / sum);
		1023	}
		1024	#endif
		1025
		1026	bool
		1027	rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
		1028	{
		1029	bool ret = false;
		1030	#if XRENDER
		1031	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
		1032	double *kernel = (double *)malloc (size * sizeof (double));
		1033	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
		1034
		1035	XRenderPictureAttributes pa;
		1036	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		1037
		1038	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1039	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1040
		1041	if (kernel && params && src && dst)
		1042	{
		1043	if (h_blurRadius)
989	}	1044	{
990	}	1045	size = h_blurRadius * 2 + 1;
		1046	get_gaussian_kernel (h_blurRadius, size, kernel, params);
991		1047
992	if (flags & bgPixmap_t::tintNeeded)	1048	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
		1049	XRenderComposite (dpy,
		1050	PictOpSrc,
		1051	src,
		1052	None,
		1053	dst,
		1054	0, 0,
		1055	0, 0,
		1056	0, 0,
		1057	width, height);
		1058	}
		1059
		1060	if (v_blurRadius)
		1061	{
		1062	size = v_blurRadius * 2 + 1;
		1063	get_gaussian_kernel (v_blurRadius, size, kernel, params);
		1064	::swap (params[0], params[1]);
		1065
		1066	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
		1067	XRenderComposite (dpy,
		1068	PictOpSrc,
		1069	src,
		1070	None,
		1071	dst,
		1072	0, 0,
		1073	0, 0,
		1074	0, 0,
		1075	width, height);
		1076	}
		1077
		1078	ret = true;
993	{	1079	}
994	if (flags & bgPixmap_t::tintWholesome)	1080
995	flags |= bgPixmap_t::tintServerSide;	1081	free (kernel);
		1082	free (params);
		1083	XRenderFreePicture (dpy, src);
		1084	XRenderFreePicture (dpy, dst);
		1085	#endif
		1086	return ret;
		1087	}
		1088
		1089	bool
		1090	rxvt_term::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
		1091	{
		1092	bool ret = false;
		1093
		1094	if (bg_flags & BG_TINT_BITAND)
		1095	{
		1096	XGCValues gcv;
		1097	GC gc;
		1098
		1099	/* In this case we can tint image server-side getting significant
		1100	* performance improvements, as we eliminate XImage transfer
		1101	*/
		1102	gcv.foreground = Pixel (tint);
		1103	gcv.function = GXand;
		1104	gcv.fill_style = FillSolid;
		1105	gc = XCreateGC (dpy, pixmap, GCFillStyle | GCForeground | GCFunction, &gcv);
		1106	if (gc)
		1107	{
		1108	XFillRectangle (dpy, pixmap, gc, 0, 0, width, height);
		1109	ret = true;
		1110	XFreeGC (dpy, gc);
		1111	}
		1112	}
		1113	else
		1114	{
		1115	# if XRENDER
		1116	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
		1117
		1118	if (bg_flags & BG_TINT_SET)
		1119	tint.get (c);
		1120
		1121	if (shade <= 100)
		1122	{
		1123	c.r = (c.r * shade) / 100;
		1124	c.g = (c.g * shade) / 100;
		1125	c.b = (c.b * shade) / 100;
		1126	}
996	else	1127	else
997	{	1128	{
998	#if XFT	1129	c.r = (c.r * (200 - shade)) / 100;
999	flags |= bgPixmap_t::tintServerSide;	1130	c.g = (c.g * (200 - shade)) / 100;
1000	#endif	1131	c.b = (c.b * (200 - shade)) / 100;
		1132	}
		1133
		1134	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
		1135	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		1136	XRenderPictureAttributes pa;
		1137
		1138	Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1139
		1140	pa.repeat = True;
		1141
		1142	Pixmap overlay_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
		1143	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
		1144	XFreePixmap (dpy, overlay_pmap);
		1145
		1146	pa.component_alpha = True;
		1147	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
		1148	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
		1149	XFreePixmap (dpy, mask_pmap);
		1150
		1151	if (mask_pic && overlay_pic && back_pic)
1001	}	1152	{
1002	}	1153	XRenderColor mask_c;
1003		1154
1004	return flags;	1155	mask_c.red = mask_c.green = mask_c.blue = 0;
1005	}	1156	mask_c.alpha = 0xffff;
		1157	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1006		1158
1007	bool	1159	mask_c.alpha = 0;
1008	bgPixmap_t::set_tint (rxvt_color &new_tint)	1160	mask_c.red = 0xffff - c.r;
1009	{	1161	mask_c.green = 0xffff - c.g;
1010	if (tint != new_tint)	1162	mask_c.blue = 0xffff - c.b;
		1163	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
		1164	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1165
		1166	if (shade > 100)
		1167	{
		1168	mask_c.red = mask_c.green = mask_c.blue = 0xffff * (shade - 100) / 100;
		1169	mask_c.alpha = 0;
		1170	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
		1171
		1172	XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1173	}
		1174
		1175	ret = true;
		1176	}
		1177
		1178	XRenderFreePicture (dpy, mask_pic);
		1179	XRenderFreePicture (dpy, overlay_pic);
		1180	XRenderFreePicture (dpy, back_pic);
		1181	# endif
1011	{	1182	}
1012	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);
1013	tint = new_tint;
1014	flags = (flags & ~tintFlags) | new_flags | tintSet;
1015	return true;
1016	}
1017		1183
1018	return false;	1184	return ret;
1019	}
1020
1021	bool
1022	bgPixmap_t::unset_tint ()
1023	{
1024	unsigned long new_flags = compute_tint_shade_flags (NULL, shade);
1025
1026	if (new_flags != (flags & tintFlags))
1027	{
1028	flags = (flags & ~tintFlags) | new_flags;
1029	return true;
1030	}
1031
1032	return false;
1033	}
1034
1035	bool
1036	bgPixmap_t::set_shade (const char *shade_str)
1037	{
1038	int new_shade = (shade_str) ? atoi (shade_str) : 0;
1039
1040	if (new_shade < 0 && new_shade > -100)
1041	new_shade = 200 - (100 + new_shade);
1042	else if (new_shade == 100)
1043	new_shade = 0;
1044
1045	if (new_shade != shade)
1046	{
1047	unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);
1048	shade = new_shade;
1049	flags = (flags & (~tintFlags | tintSet)) | new_flags;
1050	return true;
1051	}
1052
1053	return false;
1054	}	1185	}
1055		1186
1056	/* make_transparency_pixmap()	1187	/* make_transparency_pixmap()
1057	* Builds a pixmap sized the same as terminal window, with depth same as the root window	1188	* Builds a pixmap of the same size as the terminal window that contains
1058	* that pixmap contains tiled portion of the root pixmap that is supposed to be covered by	1189	* the tiled portion of the root pixmap that is supposed to be covered by
1059	* our window.	1190	* our window.
1060	*/	1191	*/
1061	unsigned long	1192	unsigned long
1062	bgPixmap_t::make_transparency_pixmap ()	1193	rxvt_term::make_transparency_pixmap ()
1063	{	1194	{
1064	unsigned long result = 0;	1195	unsigned long result = 0;
1065
1066	if (target == NULL)
1067	return 0;
1068		1196
1069	/* root dimensions may change from call to call - but Display structure should	1197	/* root dimensions may change from call to call - but Display structure should
1070	* be always up-to-date, so let's use it :	1198	* be always up-to-date, so let's use it :
1071	*/	1199	*/
1072	Window root = target->display->root;
1073	int screen = target->display->screen;	1200	int screen = display->screen;
1074	Display *dpy = target->dpy;	1201	int root_depth = DefaultDepth (dpy, screen);
1075	int root_width = DisplayWidth (dpy, screen);	1202	int root_width = DisplayWidth (dpy, screen);
1076	int root_height = DisplayHeight (dpy, screen);	1203	int root_height = DisplayHeight (dpy, screen);
1077	unsigned int root_pmap_width, root_pmap_height;	1204	unsigned int root_pmap_width, root_pmap_height;
1078	int window_width = target->szHint.width;	1205	int window_width = szHint.width;
1079	int window_height = target->szHint.height;	1206	int window_height = szHint.height;
1080	int sx, sy;	1207	int sx, sy;
1081	XGCValues gcv;	1208	XGCValues gcv;
		1209	GC gc;
1082		1210
1083	TIMING_TEST_START (tp);	1211	sx = target_x;
1084	target->get_window_origin (sx, sy);	1212	sy = target_y;
1085		1213
1086	/* check if we are outside of the visible part of the virtual screen : */	1214	/* check if we are outside of the visible part of the virtual screen : */
1087	if (sx + window_width <= 0 || sy + window_height <= 0	1215	if (sx + window_width <= 0 || sy + window_height <= 0
1088	|| sx >= root_width || sy >= root_height)	1216	|| sx >= root_width || sy >= root_height)
1089	return 0;	1217	return 0;
1090		1218
		1219	// validate root pixmap and get its size
1091	if (root_pixmap != None)	1220	if (root_pixmap != None)
1092	{	1221	{
1093	/* we want to validate the pixmap and get it's size at the same time : */	1222	Window wdummy;
1094	int junk;	1223	int idummy;
1095	unsigned int ujunk;	1224	unsigned int udummy;
1096	/* root pixmap may be bad - allow a error */	1225
1097	target->allowedxerror = -1;	1226	allowedxerror = -1;
1098		1227
1099	if (!XGetGeometry (dpy, root_pixmap, &root, &junk, &junk, &root_pmap_width, &root_pmap_height, &ujunk, &ujunk))	1228	if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pmap_width, &root_pmap_height, &udummy, &udummy))
1100	root_pixmap = None;	1229	root_pixmap = None;
1101		1230
1102	target->allowedxerror = 0;	1231	allowedxerror = 0;
		1232	}
		1233
		1234	Pixmap recoded_root_pmap = root_pixmap;
		1235
		1236	if (root_pixmap != None && root_depth != depth)
1103	}	1237	{
		1238	#if XRENDER
		1239	if (bg_flags & BG_HAS_RENDER)
		1240	{
		1241	XRenderPictureAttributes pa;
1104		1242
1105	Pixmap tiled_root_pmap = XCreatePixmap (dpy, root, window_width, window_height, root_depth);	1243	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
1106	GC gc = NULL;	1244	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);
1107		1245
1108	if (tiled_root_pmap == None) /* something really bad happened - abort */	1246	recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);
		1247	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
		1248	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);
		1249
		1250	if (src && dst)
		1251	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
		1252	else
		1253	{
		1254	XFreePixmap (dpy, recoded_root_pmap);
		1255	root_pixmap = None;
		1256	}
		1257
		1258	XRenderFreePicture (dpy, src);
		1259	XRenderFreePicture (dpy, dst);
		1260	}
		1261	else
		1262	#endif
		1263	root_pixmap = None;
		1264	}
		1265
		1266	if (root_pixmap == None)
1109	return 0;	1267	return 0;
1110		1268
		1269	if (bg_pixmap == None
		1270	|| bg_pmap_width != window_width
		1271	|| bg_pmap_height != window_height)
		1272	{
		1273	if (bg_pixmap)
		1274	XFreePixmap (dpy, bg_pixmap);
		1275	bg_pixmap = XCreatePixmap (dpy, vt, window_width, window_height, depth);
		1276	bg_pmap_width = window_width;
		1277	bg_pmap_height = window_height;
		1278	}
		1279
1111	if (root_pixmap == None)	1280	if (bg_pixmap == None)
1112	{	1281	return 0;
1113	/* use tricks to obtain the root background image :*/
1114	/* we want to create Overrideredirect window overlapping out window
1115	with background type of Parent Relative and then grab it */
1116	XSetWindowAttributes attr;
1117	Window src;
1118	bool success = false;
1119		1282
1120	attr.background_pixmap = ParentRelative;
1121	attr.backing_store = Always;
1122	attr.event_mask = ExposureMask;
1123	attr.override_redirect = True;
1124	src = XCreateWindow (dpy, root, sx, sy, window_width, window_height, 0,
1125	CopyFromParent, CopyFromParent, CopyFromParent,
1126	CWBackPixmap|CWBackingStore|CWOverrideRedirect|CWEventMask,
1127	&attr);
1128
1129	if (src != None)
1130	{
1131	XEvent event;
1132	int ev_count = 0;
1133	XGrabServer (dpy);
1134	XMapRaised (dpy, src);
1135	XSync (dpy, False);
1136
1137	/* XSync should get window where it's properly exposed,
1138	* but to be on the safe side - let's check for the actual event to arrive : */
1139	while (XCheckWindowEvent (dpy, src, ExposureMask, &event))
1140	++ev_count;
1141
1142	if (ev_count > 0);
1143	{
1144	/* hooray! - we can grab the image! */
1145	gc = XCreateGC (dpy, root, 0, NULL);
1146	if (gc)
1147	{
1148	XCopyArea (dpy, src, tiled_root_pmap, gc, 0, 0, window_width, window_height, 0, 0);
1149	success = true;
1150	}
1151	}
1152
1153	XDestroyWindow (dpy, src);
1154	XUngrabServer (dpy);
1155	//fprintf (stderr, "%s:%d: ev_count = %d\n", __FUNCTION__, __LINE__, ev_count);
1156	}
1157
1158	if (!success)
1159	{
1160	XFreePixmap (dpy, tiled_root_pmap);
1161	tiled_root_pmap = None;
1162	}
1163	else
1164	result |= transpPmapTiled;
1165	}
1166	else
1167	{
1168	/* straightforward pixmap copy */	1283	/* straightforward pixmap copy */
1169	gcv.tile = root_pixmap;
1170	gcv.fill_style = FillTiled;
1171
1172	while (sx < 0) sx += (int)root_width;	1284	while (sx < 0) sx += (int)root_width;
1173	while (sy < 0) sy += (int)root_height;	1285	while (sy < 0) sy += (int)root_height;
1174		1286
		1287	gcv.tile = recoded_root_pmap;
		1288	gcv.fill_style = FillTiled;
1175	gcv.ts_x_origin = -sx;	1289	gcv.ts_x_origin = -sx;
1176	gcv.ts_y_origin = -sy;	1290	gcv.ts_y_origin = -sy;
1177	gc = XCreateGC (dpy, root, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	1291	gc = XCreateGC (dpy, vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
		1292
		1293	if (gc)
		1294	{
		1295	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);
		1296	result |= BG_IS_VALID | (bg_flags & BG_EFFECTS_FLAGS);
		1297	XFreeGC (dpy, gc);
		1298
		1299	if (!(bg_flags & BG_CLIENT_RENDER))
		1300	{
		1301	if ((bg_flags & BG_NEEDS_BLUR)
		1302	&& (bg_flags & BG_HAS_RENDER_CONV))
		1303	{
		1304	if (blur_pixmap (bg_pixmap, visual, window_width, window_height))
		1305	result &= ~BG_NEEDS_BLUR;
		1306	}
		1307	if ((bg_flags & BG_NEEDS_TINT)
		1308	&& (bg_flags & (BG_TINT_BITAND | BG_HAS_RENDER)))
		1309	{
		1310	if (tint_pixmap (bg_pixmap, visual, window_width, window_height))
		1311	result &= ~BG_NEEDS_TINT;
		1312	}
		1313	} /* server side rendering completed */
		1314	}
		1315
		1316	if (recoded_root_pmap != root_pixmap)
		1317	XFreePixmap (dpy, recoded_root_pmap);
		1318
		1319	return result;
		1320	}
		1321
		1322	void
		1323	rxvt_term::bg_set_root_pixmap ()
		1324	{
		1325	Pixmap new_root_pixmap = get_pixmap_property (xa[XA_XROOTPMAP_ID]);
		1326	if (new_root_pixmap == None)
		1327	new_root_pixmap = get_pixmap_property (xa[XA_ESETROOT_PMAP_ID]);
		1328
		1329	root_pixmap = new_root_pixmap;
		1330	}
		1331	# endif /* ENABLE_TRANSPARENCY */
		1332
		1333	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
		1334	static void shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c);
		1335	# endif
		1336
		1337	bool
		1338	rxvt_term::bg_render ()
		1339	{
		1340	unsigned long tr_flags = 0;
		1341
		1342	bg_invalidate ();
		1343	# ifdef ENABLE_TRANSPARENCY
		1344	if (bg_flags & BG_IS_TRANSPARENT)
		1345	{
		1346	/* we need to re-generate transparency pixmap in that case ! */
		1347	tr_flags = make_transparency_pixmap ();
		1348	if (tr_flags == 0)
		1349	return false;
		1350	else if (!(tr_flags & BG_EFFECTS_FLAGS))
		1351	bg_flags |= BG_IS_VALID;
		1352	}
		1353	# endif
		1354
		1355	# ifdef BG_IMAGE_FROM_FILE
		1356	if ((bg_flags & BG_IS_FROM_FILE)
		1357	|| (tr_flags & BG_EFFECTS_FLAGS))
		1358	{
		1359	if (render_image (tr_flags))
		1360	bg_flags |= BG_IS_VALID;
		1361	}
		1362	# endif
		1363
		1364	# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
		1365	XImage *result = NULL;
		1366
		1367	if (tr_flags && !(bg_flags & BG_IS_VALID))
		1368	{
		1369	result = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
		1370	}
		1371
		1372	if (result)
		1373	{
		1374	/* our own client-side tinting */
		1375	if (tr_flags & BG_NEEDS_TINT)
		1376	{
		1377	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
		1378	if (bg_flags & BG_TINT_SET)
		1379	tint.get (c);
		1380	shade_ximage (DefaultVisual (dpy, display->screen), result, shade, c);
		1381	}
		1382
		1383	GC gc = XCreateGC (dpy, vt, 0UL, NULL);
1178		1384
1179	if (gc)	1385	if (gc)
1180	{	1386	{
1181	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);	1387	XPutImage (dpy, bg_pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1182	result |= transpPmapTiled;
1183	}
1184	}
1185	TIMING_TEST_PRINT_RESULT (tp);
1186		1388
1187	if (tiled_root_pmap != None)	1389	XFreeGC (dpy, gc);
1188	{	1390	bg_flags |= BG_IS_VALID;
1189	if (!need_client_side_rendering ())
1190	{	1391	}
1191	if ((flags & tintNeeded))
1192	{
1193	if (flags & tintWholesome)
1194	{
1195	/* In this case we can tint image server-side getting significant
1196	* performance improvements, as we eliminate XImage transfer
1197	*/
1198	gcv.foreground = Pixel (tint);
1199	gcv.function = GXand;
1200	gcv.fill_style = FillSolid;
1201	if (gc)
1202	XChangeGC (dpy, gc, GCFillStyle | GCForeground | GCFunction, &gcv);
1203	else
1204	gc = XCreateGC (dpy, root, GCFillStyle | GCForeground | GCFunction, &gcv);
1205	if (gc)
1206	{
1207	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
1208	result |= transpPmapTinted;
1209	}
1210	}
1211	else
1212	{
1213	# if XFT
1214	Picture back_pic = 0;
1215	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1216		1392
1217	if (flags & tintSet)	1393	XDestroyImage (result);
1218	tint.get (c);
1219
1220	if (shade > 0 && shade < 100)
1221	{
1222	c.r = (c.r * shade) / 100;
1223	c.g = (c.g * shade) / 100;
1224	c.b = (c.b * shade) / 100;
1225	}
1226	else if (shade > 100 && shade < 200)
1227	{
1228	c.r = (c.r * (200 - shade)) / 100;
1229	c.g = (c.g * (200 - shade)) / 100;
1230	c.b = (c.b * (200 - shade)) / 100;
1231	}
1232
1233	XRenderPictFormat pf;
1234	pf.type = PictTypeDirect;
1235	pf.depth = 32;
1236	pf.direct.redMask = 0xff;
1237	pf.direct.greenMask = 0xff;
1238	pf.direct.blueMask = 0xff;
1239	pf.direct.alphaMask = 0xff;
1240
1241	XRenderPictFormat *solid_format = XRenderFindFormat (dpy,
1242	(PictFormatType|
1243	PictFormatDepth|
1244	PictFormatRedMask|
1245	PictFormatGreenMask|
1246	PictFormatBlueMask|
1247	PictFormatAlphaMask),
1248	&pf,
1249	0);
1250	XRenderPictFormat *root_format = XRenderFindVisualFormat (dpy, DefaultVisualOfScreen (ScreenOfDisplay (dpy, target->display->screen)));
1251	XRenderPictureAttributes pa ;
1252
1253	back_pic = XRenderCreatePicture (dpy, tiled_root_pmap, root_format, 0, &pa);
1254
1255	pa.repeat = True;
1256
1257	Pixmap overlay_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
1258	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1259	XFreePixmap (dpy, overlay_pmap);
1260
1261	pa.component_alpha = True;
1262	Pixmap mask_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
1263	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
1264	XFreePixmap (dpy, mask_pmap);
1265
1266	if (mask_pic && overlay_pic && back_pic)
1267	{
1268	XRenderColor mask_c;
1269
1270	memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof (mask_c));
1271	mask_c.alpha = 0xffff;
1272	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1273
1274	mask_c.alpha = 0;
1275	mask_c.red = 0xffff - c.r;
1276	mask_c.green = 0xffff - c.g;
1277	mask_c.blue = 0xffff - c.b;
1278	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1279	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, window_width, window_height);
1280	result |= transpPmapTinted;
1281	}
1282
1283	XRenderFreePicture (dpy, mask_pic);
1284	XRenderFreePicture (dpy, overlay_pic);
1285	XRenderFreePicture (dpy, back_pic);
1286	# if DO_TIMING_TEST
1287	XSync (dpy, False);
1288	# endif
1289	# endif
1290	}
1291	}
1292	} /* server side rendering completed */
1293
1294	if (pixmap)
1295	XFreePixmap (dpy, pixmap);
1296
1297	pixmap = tiled_root_pmap;
1298	pmap_width = window_width;
1299	pmap_height = window_height;
1300	pmap_depth = root_depth;
1301	}
1302
1303	if (gc)
1304	XFreeGC (dpy, gc);
1305
1306	TIMING_TEST_PRINT_RESULT (tp);
1307
1308	return result;
1309	}
1310
1311	bool
1312	bgPixmap_t::set_root_pixmap ()
1313	{
1314	Pixmap new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);
1315	if (new_root_pixmap == None)
1316	new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);
1317
1318	if (new_root_pixmap != root_pixmap)
1319	{	1394	}
1320	root_pixmap = new_root_pixmap;
1321	return true;
1322	}
1323
1324	return false;
1325	}
1326	# endif /* ENABLE_TRANSPARENCY */
1327
1328	# ifndef HAVE_AFTERIMAGE
1329	static void ShadeXImage(rxvt_term *term, XImage *srcImage, int shade, int rm, int gm, int bm);
1330	# endif	1395	# endif
1331		1396
1332	bool	1397	if (!(bg_flags & BG_IS_VALID))
1333	bgPixmap_t::render ()
1334	{
1335	unsigned long background_flags = 0;
1336
1337	if (target == NULL)
1338	return false;
1339
1340	TIMING_TEST_START (tp);
1341
1342	invalidate ();
1343	# ifdef ENABLE_TRANSPARENCY
1344	if (flags & isTransparent)
1345	{
1346	/* we need to re-generate transparency pixmap in that case ! */
1347	background_flags = make_transparency_pixmap ();
1348	if (background_flags == 0)
1349	return false;
1350	else if ((background_flags & transpTransformations) == (flags & transpTransformations)
1351	&& pmap_depth == target->depth)
1352	flags = flags & ~isInvalid;
1353	}	1398	{
1354	# endif
1355
1356	# ifdef BG_IMAGE_FROM_FILE
1357	if (have_image
1358	|| (background_flags & transpTransformations) != (flags & transpTransformations))
1359	{
1360	if (render_image (background_flags))
1361	flags = flags & ~isInvalid;
1362	}
1363	# endif
1364
1365	XImage *result = NULL;
1366
1367	if (background_flags && (flags & isInvalid))
1368	{
1369	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1370	}
1371
1372	if (result)
1373	{
1374	# if !defined(HAVE_AFTERIMAGE) && !XFT
1375	/* our own client-side tinting */
1376	/* ATTENTION: We ASSUME that XFT will let us do all the tinting necessary server-side.
1377	This may need to be changed in need_client_side_rendering() logic is altered !!! */
1378	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
1379	{
1380	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1381	if (flags & tintSet)
1382	tint.get (c);
1383	ShadeXImage (target, result, shade, c.r, c.g, c.b);
1384	}
1385	# endif
1386
1387	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);
1388
1389	if (gc)
1390	{
1391	if (/*pmap_depth != target->depth &&*/ pixmap != None)
1392	{
1393	XFreePixmap (target->dpy, pixmap);
1394	pixmap = None;
1395	}
1396
1397	if (pixmap == None)
1398	{
1399	pixmap = XCreatePixmap (target->dpy, target->vt, result->width, result->height, target->depth);
1400	pmap_width = result->width;
1401	pmap_height = result->height;
1402	pmap_depth = target->depth;
1403	}
1404
1405	if (pmap_depth != result->depth)
1406	{
1407	/* Bad Match error will ensue ! stupid X !!!! */
1408	if (result->depth == 24 && pmap_depth == 32)
1409	result->depth = 32;
1410	else if (result->depth == 32 && pmap_depth == 24)
1411	result->depth = 24;
1412	else
1413	{
1414	/* TODO: implement image recoding */
1415	}
1416	}
1417
1418	if (pmap_depth == result->depth)
1419	XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1420
1421	XFreeGC (target->dpy, gc);
1422	flags = flags & ~isInvalid;
1423	}
1424
1425	XDestroyImage (result);
1426	}
1427
1428	if (flags & isInvalid)
1429	{
1430	if (pixmap != None)	1399	if (bg_pixmap != None)
1431	{	1400	{
1432	XFreePixmap (target->dpy, pixmap);	1401	XFreePixmap (dpy, bg_pixmap);
1433	pixmap = None;	1402	bg_pixmap = None;
1434	}	1403	}
1435	}	1404	}
1436		1405
1437	apply ();	1406	scr_recolour (false);
		1407	bg_flags |= BG_NEEDS_REFRESH;
1438		1408
1439	XSync (target->dpy, False);
1440	valid_since = ev::now ();	1409	bg_valid_since = ev::now ();
1441
1442	TIMING_TEST_PRINT_RESULT (tp);
1443		1410
1444	return true;	1411	return true;
1445	}	1412	}
1446		1413
1447	bool
1448	bgPixmap_t::set_target (rxvt_term *new_target)
1449	{
1450	if (new_target)
1451	if (target != new_target)
1452	{
1453	target = new_target;
1454	# ifdef ENABLE_TRANSPARENCY
1455	root_depth = DefaultDepthOfScreen (ScreenOfDisplay (target->dpy, target->display->screen));
1456	# endif
1457	return true;
1458	}
1459
1460	return false;
1461	}
1462
1463	void	1414	void
1464	bgPixmap_t::apply ()	1415	rxvt_term::bg_init ()
1465	{	1416	{
1466	if (target)
1467	{
1468	flags &= ~isVtOrigin;
1469
1470	if (pixmap != None)
1471	{
1472	/* set target's background to pixmap */
1473	# ifdef ENABLE_TRANSPARENCY	1417	#ifdef ENABLE_TRANSPARENCY
1474	if (flags & isTransparent)	1418	shade = 100;
1475	{
1476	XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);
1477	XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);
1478
1479	if (target->scrollBar.win)
1480	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);
1481	}
1482	else
1483	# endif	1419	#endif
1484	{
1485	flags |= isVtOrigin;
1486	/* force old pixmap dereference in case it was transparent before :*/
1487	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1488	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1489	/* do we also need to set scrollbar's background here ? */
1490		1420
1491	if (target->scrollBar.win)	1421	bg_flags &= ~(BG_HAS_RENDER | BG_HAS_RENDER_CONV);
1492	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);	1422	#if XRENDER
1493	}	1423	int major, minor;
1494	}	1424	if (XRenderQueryVersion (dpy, &major, &minor))
1495	else	1425	bg_flags |= BG_HAS_RENDER;
1496	{	1426	XFilters *filters = XRenderQueryFilters (dpy, vt);
1497	/* set target background to a pixel */	1427	if (filters)
1498	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1499	XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);
1500	/* do we also need to set scrollbar's background here ? */
1501	if (target->scrollBar.win)
1502	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1503	}
1504
1505	/* don't want Expose on the parent or vt. It is better to use
1506	scr_touch or we get a great deal of flicker otherwise: */
1507	XClearWindow (target->dpy, target->parent[0]);
1508
1509	if (target->scrollBar.state && target->scrollBar.win)
1510	{
1511	target->scrollBar.state = STATE_IDLE;
1512	target->scrollBar.show (0);
1513	}
1514
1515	target->want_refresh = 1;
1516	flags |= hasChanged;
1517	}	1428	{
		1429	for (int i = 0; i < filters->nfilter; i++)
		1430	if (!strcmp (filters->filter[i], FilterConvolution))
		1431	bg_flags |= BG_HAS_RENDER_CONV;
		1432
		1433	XFree (filters);
		1434	}
		1435	#endif
1518	}	1436	}
1519		1437
1520	#endif /* HAVE_BG_PIXMAP */	1438	#endif /* HAVE_BG_PIXMAP */
1521		1439
1522	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) && !XFT	1440	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1523	/* taken from aterm-0.4.2 */	1441	/* taken from aterm-0.4.2 */
1524		1442
1525	typedef uint32_t RUINT32T;
1526
1527	static void	1443	static void
1528	ShadeXImage(rxvt_term *term, XImage *srcImage, int shade, int rm, int gm, int bm)	1444	shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c)
1529	{	1445	{
1530	int sh_r, sh_g, sh_b;	1446	int sh_r, sh_g, sh_b;
1531	RUINT32T mask_r, mask_g, mask_b;	1447	uint32_t mask_r, mask_g, mask_b;
1532	RUINT32T *lookup, *lookup_r, *lookup_g, *lookup_b;	1448	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1533	unsigned int lower_lim_r, lower_lim_g, lower_lim_b;	1449	rgba low;
1534	unsigned int upper_lim_r, upper_lim_g, upper_lim_b;	1450	rgba high;
1535	int i;	1451	int i;
		1452	int host_byte_order = byteorder::big_endian () ? MSBFirst : LSBFirst;
1536		1453
1537	Visual *visual = term->visual;
1538
1539	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return ;	1454	if (visual->c_class != TrueColor || ximage->format != ZPixmap) return;
1540
1541	if (shade == 0)
1542	shade = 100;
1543		1455
1544	/* for convenience */	1456	/* for convenience */
1545	mask_r = visual->red_mask;	1457	mask_r = visual->red_mask;
1546	mask_g = visual->green_mask;	1458	mask_g = visual->green_mask;
1547	mask_b = visual->blue_mask;	1459	mask_b = visual->blue_mask;
1548		1460
1549	/* boring lookup table pre-initialization */	1461	/* boring lookup table pre-initialization */
1550	switch (srcImage->bits_per_pixel) {	1462	switch (ximage->depth)
		1463	{
1551	case 15:	1464	case 15:
1552	if ((mask_r != 0x7c00) ||	1465	if ((mask_r != 0x7c00) ||
1553	(mask_g != 0x03e0) ||	1466	(mask_g != 0x03e0) ||
1554	(mask_b != 0x001f))	1467	(mask_b != 0x001f))
1555	return;	1468	return;
1556	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+32+32));	1469	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+32+32));
1557	lookup_r = lookup;	1470	lookup_r = lookup;
1558	lookup_g = lookup+32;	1471	lookup_g = lookup+32;
1559	lookup_b = lookup+32+32;	1472	lookup_b = lookup+32+32;
1560	sh_r = 10;	1473	sh_r = 10;
1561	sh_g = 5;	1474	sh_g = 5;
1562	sh_b = 0;	1475	sh_b = 0;
1563	break;	1476	break;
1564	case 16:	1477	case 16:
1565	if ((mask_r != 0xf800) ||	1478	if ((mask_r != 0xf800) ||
1566	(mask_g != 0x07e0) ||	1479	(mask_g != 0x07e0) ||
1567	(mask_b != 0x001f))	1480	(mask_b != 0x001f))
1568	return;	1481	return;
1569	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+64+32));	1482	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+64+32));
1570	lookup_r = lookup;	1483	lookup_r = lookup;
1571	lookup_g = lookup+32;	1484	lookup_g = lookup+32;
1572	lookup_b = lookup+32+64;	1485	lookup_b = lookup+32+64;
1573	sh_r = 11;	1486	sh_r = 11;
1574	sh_g = 5;	1487	sh_g = 5;
1575	sh_b = 0;	1488	sh_b = 0;
1576	break;	1489	break;
1577	case 24:	1490	case 24:
1578	if ((mask_r != 0xff0000) ||	1491	if ((mask_r != 0xff0000) ||
1579	(mask_g != 0x00ff00) ||	1492	(mask_g != 0x00ff00) ||
1580	(mask_b != 0x0000ff))	1493	(mask_b != 0x0000ff))
1581	return;	1494	return;
1582	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));	1495	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1583	lookup_r = lookup;	1496	lookup_r = lookup;
1584	lookup_g = lookup+256;	1497	lookup_g = lookup+256;
1585	lookup_b = lookup+256+256;	1498	lookup_b = lookup+256+256;
1586	sh_r = 16;	1499	sh_r = 16;
1587	sh_g = 8;	1500	sh_g = 8;
1588	sh_b = 0;	1501	sh_b = 0;
1589	break;	1502	break;
1590	case 32:	1503	case 32:
1591	if ((mask_r != 0xff0000) ||	1504	if ((mask_r != 0xff0000) ||
1592	(mask_g != 0x00ff00) ||	1505	(mask_g != 0x00ff00) ||
1593	(mask_b != 0x0000ff))	1506	(mask_b != 0x0000ff))
1594	return;	1507	return;
1595	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));	1508	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1596	lookup_r = lookup;	1509	lookup_r = lookup;
1597	lookup_g = lookup+256;	1510	lookup_g = lookup+256;
1598	lookup_b = lookup+256+256;	1511	lookup_b = lookup+256+256;
1599	sh_r = 16;	1512	sh_r = 16;
1600	sh_g = 8;	1513	sh_g = 8;
1601	sh_b = 0;	1514	sh_b = 0;
1602	break;	1515	break;
1603	default:	1516	default:
1604	return; /* we do not support this color depth */	1517	return; /* we do not support this color depth */
1605	}	1518	}
1606		1519
1607	/* prepare limits for color transformation (each channel is handled separately) */	1520	/* prepare limits for color transformation (each channel is handled separately) */
1608	if (shade < 0) {	1521	if (shade > 100)
		1522	{
1609	shade = -shade;	1523	shade = 200 - shade;
1610	if (shade < 0) shade = 0;
1611	if (shade > 100) shade = 100;
1612		1524
1613	lower_lim_r = 65535-rm;	1525	high.r = c.r * shade / 100;
1614	lower_lim_g = 65535-gm;	1526	high.g = c.g * shade / 100;
1615	lower_lim_b = 65535-bm;	1527	high.b = c.b * shade / 100;
1616		1528
1617	lower_lim_r = 65535-(unsigned int)(((RUINT32T)lower_lim_r)*((RUINT32T)shade)/100);	1529	low.r = 65535 * (100 - shade) / 100;
1618	lower_lim_g = 65535-(unsigned int)(((RUINT32T)lower_lim_g)*((RUINT32T)shade)/100);	1530	low.g = 65535 * (100 - shade) / 100;
1619	lower_lim_b = 65535-(unsigned int)(((RUINT32T)lower_lim_b)*((RUINT32T)shade)/100);	1531	low.b = 65535 * (100 - shade) / 100;
1620
1621	upper_lim_r = upper_lim_g = upper_lim_b = 65535;
1622	} else {
1623	if (shade < 0) shade = 0;
1624	if (shade > 100) shade = 100;
1625
1626	lower_lim_r = lower_lim_g = lower_lim_b = 0;
1627
1628	upper_lim_r = (unsigned int)((((RUINT32T)rm)*((RUINT32T)shade))/100);
1629	upper_lim_g = (unsigned int)((((RUINT32T)gm)*((RUINT32T)shade))/100);
1630	upper_lim_b = (unsigned int)((((RUINT32T)bm)*((RUINT32T)shade))/100);
1631	}	1532	}
1632		1533	else
1633	/* switch red and blue bytes if necessary, we need it for some weird XServers like XFree86 3.3.3.1 */
1634	if ((srcImage->bits_per_pixel == 24) && (mask_r >= 0xFF0000 ))
1635	{	1534	{
1636	unsigned int tmp;	1535	high.r = c.r * shade / 100;
		1536	high.g = c.g * shade / 100;
		1537	high.b = c.b * shade / 100;
1637		1538
1638	tmp = lower_lim_r;	1539	low.r = low.g = low.b = 0;
1639	lower_lim_r = lower_lim_b;
1640	lower_lim_b = tmp;
1641
1642	tmp = upper_lim_r;
1643	upper_lim_r = upper_lim_b;
1644	upper_lim_b = tmp;
1645	}	1540	}
1646		1541
1647	/* fill our lookup tables */	1542	/* fill our lookup tables */
1648	for (i = 0; i <= mask_r>>sh_r; i++)	1543	for (i = 0; i <= mask_r>>sh_r; i++)
1649	{	1544	{
1650	RUINT32T tmp;	1545	uint32_t tmp;
1651	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_r-lower_lim_r));	1546	tmp = i * high.r;
1652	tmp += ((RUINT32T)(mask_r>>sh_r))*((RUINT32T)lower_lim_r);	1547	tmp += (mask_r>>sh_r) * low.r;
1653	lookup_r[i] = (tmp/65535)<<sh_r;	1548	lookup_r[i] = (tmp/65535)<<sh_r;
1654	}	1549	}
1655	for (i = 0; i <= mask_g>>sh_g; i++)	1550	for (i = 0; i <= mask_g>>sh_g; i++)
1656	{	1551	{
1657	RUINT32T tmp;	1552	uint32_t tmp;
1658	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_g-lower_lim_g));	1553	tmp = i * high.g;
1659	tmp += ((RUINT32T)(mask_g>>sh_g))*((RUINT32T)lower_lim_g);	1554	tmp += (mask_g>>sh_g) * low.g;
1660	lookup_g[i] = (tmp/65535)<<sh_g;	1555	lookup_g[i] = (tmp/65535)<<sh_g;
1661	}	1556	}
1662	for (i = 0; i <= mask_b>>sh_b; i++)	1557	for (i = 0; i <= mask_b>>sh_b; i++)
1663	{	1558	{
1664	RUINT32T tmp;	1559	uint32_t tmp;
1665	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_b-lower_lim_b));	1560	tmp = i * high.b;
1666	tmp += ((RUINT32T)(mask_b>>sh_b))*((RUINT32T)lower_lim_b);	1561	tmp += (mask_b>>sh_b) * low.b;
1667	lookup_b[i] = (tmp/65535)<<sh_b;	1562	lookup_b[i] = (tmp/65535)<<sh_b;
1668	}	1563	}
1669		1564
1670	/* apply table to input image (replacing colors by newly calculated ones) */	1565	/* apply table to input image (replacing colors by newly calculated ones) */
1671	switch (srcImage->bits_per_pixel)	1566	if (ximage->bits_per_pixel == 32
		1567	&& (ximage->depth == 24 || ximage->depth == 32)
		1568	&& ximage->byte_order == host_byte_order)
1672	{	1569	{
1673	case 15:
1674	{
1675	unsigned short *p1, *pf, *p, *pl;	1570	uint32_t *p1, *pf, *p, *pl;
1676	p1 = (unsigned short *) srcImage->data;	1571	p1 = (uint32_t *) ximage->data;
1677	pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);	1572	pf = (uint32_t *) (ximage->data + ximage->height * ximage->bytes_per_line);
		1573
1678	while (p1 < pf)	1574	while (p1 < pf)
1679	{	1575	{
1680	p = p1;	1576	p = p1;
1681	pl = p1 + srcImage->width;	1577	pl = p1 + ximage->width;
1682	for (; p < pl; p++)	1578	for (; p < pl; p++)
1683	{	1579	{
1684	*p = lookup_r[(*p & 0x7c00)>>10] |
1685	lookup_g[(*p & 0x03e0)>> 5] |
1686	lookup_b[(*p & 0x001f)];
1687	}
1688	p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1689	}
1690	break;
1691	}
1692	case 16:
1693	{
1694	unsigned short *p1, *pf, *p, *pl;
1695	p1 = (unsigned short *) srcImage->data;
1696	pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1697	while (p1 < pf)
1698	{
1699	p = p1;
1700	pl = p1 + srcImage->width;
1701	for (; p < pl; p++)
1702	{
1703	*p = lookup_r[(*p & 0xf800)>>11] |
1704	lookup_g[(*p & 0x07e0)>> 5] |
1705	lookup_b[(*p & 0x001f)];
1706	}
1707	p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1708	}
1709	break;
1710	}
1711	case 24:
1712	{
1713	unsigned char *p1, *pf, *p, *pl;
1714	p1 = (unsigned char *) srcImage->data;
1715	pf = (unsigned char *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1716	while (p1 < pf)
1717	{
1718	p = p1;
1719	pl = p1 + srcImage->width * 3;
1720	for (; p < pl; p += 3)
1721	{
1722	p[0] = lookup_r[(p[0] & 0xff0000)>>16];
1723	p[1] = lookup_r[(p[1] & 0x00ff00)>> 8];
1724	p[2] = lookup_r[(p[2] & 0x0000ff)];
1725	}
1726	p1 = (unsigned char *) ((char *) p1 + srcImage->bytes_per_line);
1727	}
1728	break;
1729	}
1730	case 32:
1731	{
1732	RUINT32T *p1, *pf, *p, *pl;
1733	p1 = (RUINT32T *) srcImage->data;
1734	pf = (RUINT32T *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1735
1736	while (p1 < pf)
1737	{
1738	p = p1;
1739	pl = p1 + srcImage->width;
1740	for (; p < pl; p++)
1741	{
1742	*p = lookup_r[(*p & 0xff0000)>>16] |	1580	*p = lookup_r[(*p & 0xff0000) >> 16] |
1743	lookup_g[(*p & 0x00ff00)>> 8] |	1581	lookup_g[(*p & 0x00ff00) >> 8] |
1744	lookup_b[(*p & 0x0000ff)] |	1582	lookup_b[(*p & 0x0000ff)] |
1745	(*p & ~0xffffff);	1583	(*p & 0xff000000);
		1584	}
		1585	p1 = (uint32_t *) ((char *) p1 + ximage->bytes_per_line);
		1586	}
		1587	}
		1588	else
		1589	{
		1590	for (int y = 0; y < ximage->height; y++)
		1591	for (int x = 0; x < ximage->width; x++)
		1592	{
		1593	unsigned long pixel = XGetPixel (ximage, x, y);
		1594	pixel = lookup_r[(pixel & mask_r) >> sh_r] |
		1595	lookup_g[(pixel & mask_g) >> sh_g] |
		1596	lookup_b[(pixel & mask_b) >> sh_b];
		1597	XPutPixel (ximage, x, y, pixel);
1746	}	1598	}
1747	p1 = (RUINT32T *) ((char *) p1 + srcImage->bytes_per_line);
1748	}	1599	}
1749	break;
1750	}
1751	}
1752		1600
1753	free (lookup);	1601	free (lookup);
1754	}	1602	}
1755	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */	1603	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */

Diff Legend

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