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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.62 by sf-exg, Sun Oct 3 21:44:13 2010 UTC vs.
Revision 1.142 by sf-exg, Thu Jan 27 17:37:18 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);
121	#endif	70	#endif
…		…
123	#ifdef HAVE_PIXBUF	72	#ifdef HAVE_PIXBUF
124	if (pixbuf)	73	if (pixbuf)
125	g_object_unref (pixbuf);	74	g_object_unref (pixbuf);
126	#endif	75	#endif
127		76
128	if (pixmap && target)	77	if (bg_pixmap)
129	XFreePixmap (target->dpy, pixmap);	78	XFreePixmap (dpy, bg_pixmap);
130	}	79	}
131		80
132	bool	81	bool
133	bgPixmap_t::window_size_sensitive ()	82	rxvt_term::bg_set_position (int x, int y)
		83	{
		84
		85	if (target_x != x
		86	|| target_y != y)
		87	{
		88	target_x = x;
		89	target_y = y;
		90	return true;
		91	}
		92	return false;
		93	}
		94
		95	bool
		96	rxvt_term::bg_window_size_sensitive ()
134	{	97	{
135	# ifdef ENABLE_TRANSPARENCY	98	# ifdef ENABLE_TRANSPARENCY
136	if (flags & isTransparent)	99	if (bg_flags & isTransparent)
137	return true;	100	return true;
138	# endif	101	# endif
139		102
140	# ifdef BG_IMAGE_FROM_FILE	103	# ifdef BG_IMAGE_FROM_FILE
141	if (have_image)	104	if (have_image)
142	{	105	{
143	if (flags & sizeSensitive)	106	if (bg_flags & sizeSensitive)
144	return true;	107	return true;
145	}	108	}
146	# endif	109	# endif
147		110
148	return false;	111	return false;
149	}	112	}
150		113
151	bool	114	bool
152	bgPixmap_t::window_position_sensitive ()	115	rxvt_term::bg_window_position_sensitive ()
153	{	116	{
154	# ifdef ENABLE_TRANSPARENCY	117	# ifdef ENABLE_TRANSPARENCY
155	if (flags & isTransparent)	118	if (bg_flags & isTransparent)
156	return true;	119	return true;
157	# endif	120	# endif
158		121
159	# ifdef BG_IMAGE_FROM_FILE	122	# ifdef BG_IMAGE_FROM_FILE
160	if (have_image)	123	if (have_image)
161	{	124	{
162	if (h_align == rootAlign || v_align == rootAlign)	125	if (bg_flags & rootAlign)
163	return true;	126	return true;
164	}	127	}
165	# endif	128	# endif
166		129
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;	130	return false;
188	}	131	}
189		132
190	# ifdef BG_IMAGE_FROM_FILE	133	# ifdef BG_IMAGE_FROM_FILE
191	static inline bool	134	static inline bool
…		…
207	static inline bool	150	static inline bool
208	check_set_align_value (int geom_flags, int flag, int &align, int new_value)	151	check_set_align_value (int geom_flags, int flag, int &align, int new_value)
209	{	152	{
210	if (geom_flags & flag)	153	if (geom_flags & flag)
211	{	154	{
212	if (new_value != bgPixmap_t::rootAlign)
213	{
214	if (new_value < -100)	155	if (new_value < -100)
215	new_value = -100;	156	new_value = -100;
216	else if (new_value > 200)	157	else if (new_value > 200)
217	new_value = 200;	158	new_value = 200;
218	}
219	if (new_value != align)	159	if (new_value != align)
220	{	160	{
221	align = new_value;	161	align = new_value;
222	return true;	162	return true;
223	}	163	}
…		…
229	make_align_position (int align, int window_size, int image_size)	169	make_align_position (int align, int window_size, int image_size)
230	{	170	{
231	int diff = window_size - image_size;	171	int diff = window_size - image_size;
232	int smaller = min (image_size, window_size);	172	int smaller = min (image_size, window_size);
233		173
234	if (align >= 0 && align <= 50)	174	if (align >= 0 && align <= 100)
235	return diff * align / 100;	175	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 )	176	else if (align > 100 && align <= 200)
239	return ((align - 100) * smaller / 100) + window_size - smaller;	177	return ((align - 100) * smaller / 100) + window_size - smaller;
240	else if (align > -100 && align < 0)	178	else if (align >= -100 && align < 0)
241	return ((align + 100) * smaller / 100) - image_size;	179	return ((align + 100) * smaller / 100) - image_size;
242	return 0;	180	return 0;
243	}	181	}
244		182
245	static inline int	183	static inline int
246	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)	184	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)
247	{	185	{
248	int src_pos = 0;	186	int src_pos = 0;
249	dst_pos = 0;	187	dst_pos = pos;
250	dst_size = size;	188	dst_size = size;
251	if (pos < 0)	189	if (pos < 0)
252	{	190	{
253	src_pos = -pos;	191	src_pos = -pos;
		192	dst_pos = 0;
254	dst_size += pos;	193	dst_size += pos;
255	}	194	}
256	else if (pos > 0)
257	dst_pos = pos;
258		195
259	if (dst_pos + dst_size > target_size)	196	if (dst_pos + dst_size > target_size)
260	dst_size = target_size - dst_pos;	197	dst_size = target_size - dst_pos;
261	return src_pos;	198	return src_pos;
262	}	199	}
263		200
264	bool	201	bool
265	bgPixmap_t::set_geometry (const char *geom)	202	rxvt_term::bg_set_geometry (const char *geom, bool update)
266	{	203	{
		204	bool changed = false;
267	int geom_flags = 0, changed = 0;	205	int geom_flags = 0;
268	int x = 0, y = 0;	206	int x = 0, y = 0;
269	unsigned int w = 0, h = 0;	207	unsigned int w = 0, h = 0;
270	unsigned int n;	208	unsigned int n;
271	unsigned long new_flags = (flags & (~geometryFlags));	209	unsigned long new_flags = (bg_flags & (~geometryFlags));
272	const char *p;	210	const char *ops;
273	# define MAXLEN_GEOM 256 /* could be longer than regular geometry string */
274		211
275	if (geom == NULL)	212	if (geom == NULL)
276	return false;	213	return false;
277		214
278	char str[MAXLEN_GEOM];	215	char str[256];
279		216
280	while (isspace(*geom)) ++geom;
281	if ((p = strchr (geom, ';')) == NULL)
282	p = strchr (geom, '\0');	217	ops = strchr (geom, ':');
283		218	if (ops == NULL)
		219	n = strlen (geom);
		220	else
284	n = (p - geom);	221	n = ops - geom;
285	if (n < MAXLEN_GEOM)
286	{
287	char *ops;
288	new_flags |= geometrySet;
289		222
		223	if (n >= sizeof (str))
		224	return false;
		225
290	memcpy (str, geom, n);	226	memcpy (str, geom, n);
291	str[n] = '\0';	227	str[n] = '\0';
292	if (str[0] == ':')	228	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		229
308	if (ops > str || ops == NULL)	230	if (str[0])
309	{	231	{
310	/* we have geometry string - let's handle it prior to applying ops */	232	/* we have geometry string - let's handle it prior to applying ops */
311	geom_flags = XParseGeometry (str, &x, &y, &w, &h);	233	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 */	234	} /* done parsing geometry string */
368	else if (!(flags & geometrySet))	235
369	{	236	if (!update)
370	/* default geometry - scaled and centered */	237	{
		238	if (!(geom_flags & XValue))
371	x = y = defaultAlign;	239	x = y = defaultAlign;
		240	else if (!(geom_flags & YValue))
		241	y = x;
		242
		243	if (!(geom_flags & (WidthValue|HeightValue)))
372	w = h = defaultScale;	244	w = h = defaultScale;
373	}	245	else if (!(geom_flags & HeightValue))
		246	h = w;
		247	else if (!(geom_flags & WidthValue))
		248	w = h;
374		249
375	if (!(flags & geometrySet))
376	geom_flags |= WidthValue|HeightValue|XValue|YValue;	250	geom_flags |= WidthValue|HeightValue|XValue|YValue;
		251	}
377		252
378	if (ops)	253	if (ops)
379	{	254	{
380	while (*ops)	255	char **arr = rxvt_strsplit (':', ops + 1);
		256
		257	for (int i = 0; arr[i]; i++)
381	{	258	{
382	while (*ops == ':' || isspace(*ops)) ++ops;	259	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	{	260	{
387	w = h = noScale;	261	w = h = noScale;
388	geom_flags |= WidthValue|HeightValue;	262	geom_flags |= WidthValue|HeightValue;
389	}	263	}
390	else if (CHECK_GEOM_OPS ("propscale"))	264	else if (!strcasecmp (arr[i], "propscale"))
391	{	265	{
392	new_flags |= propScale;	266	new_flags |= propScale;
393	}	267	}
394	else if (CHECK_GEOM_OPS ("hscale"))	268	else if (!strcasecmp (arr[i], "hscale"))
395	{	269	{
396	if (w == 0) w = windowScale;	270	if (w == 0) w = windowScale;
397		271
398	h = noScale;	272	h = noScale;
399	geom_flags |= WidthValue|HeightValue;	273	geom_flags |= WidthValue|HeightValue;
400	}	274	}
401	else if (CHECK_GEOM_OPS ("vscale"))	275	else if (!strcasecmp (arr[i], "vscale"))
402	{	276	{
403	if (h == 0) h = windowScale;	277	if (h == 0) h = windowScale;
404		278
405	w = noScale;	279	w = noScale;
406	geom_flags |= WidthValue|HeightValue;	280	geom_flags |= WidthValue|HeightValue;
407	}	281	}
408	else if (CHECK_GEOM_OPS ("scale"))	282	else if (!strcasecmp (arr[i], "scale"))
409	{	283	{
410	if (h == 0) h = windowScale;	284	if (h == 0) h = windowScale;
411	if (w == 0) w = windowScale;	285	if (w == 0) w = windowScale;
412		286
413	geom_flags |= WidthValue|HeightValue;	287	geom_flags |= WidthValue|HeightValue;
414	}	288	}
415	else if (CHECK_GEOM_OPS ("auto"))	289	else if (!strcasecmp (arr[i], "auto"))
416	{	290	{
417	w = h = windowScale;	291	w = h = windowScale;
418	x = y = centerAlign;	292	x = y = centerAlign;
419	geom_flags |= WidthValue|HeightValue|XValue|YValue;	293	geom_flags |= WidthValue|HeightValue|XValue|YValue;
420	}	294	}
421	else if (CHECK_GEOM_OPS ("root"))	295	else if (!strcasecmp (arr[i], "root"))
422	{	296	{
		297	new_flags |= rootAlign;
423	w = h = noScale;	298	w = h = noScale;
424	x = y = rootAlign;
425	geom_flags |= WidthValue|HeightValue|XValue|YValue;	299	geom_flags |= WidthValue|HeightValue;
426	}	300	}
427	# undef CHECK_GEOM_OPS
428
429	while (*ops != ':' && *ops != '\0') ++ops;
430	} /* done parsing ops */	301	} /* done parsing ops */
431	}
432		302
		303	rxvt_free_strsplit (arr);
		304	}
		305
433	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) ++changed;	306	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;	307	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;	308	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;	309	if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
437	}
438		310
439	if (new_flags != flags)	311	if (new_flags != bg_flags)
440	{	312	{
441	flags = new_flags;	313	bg_flags = new_flags;
442	changed++;	314	changed = true;
443	}	315	}
444		316
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);	317	return changed;
448	}	318	}
449		319
450	void	320	void
451	bgPixmap_t::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)	321	rxvt_term::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
452	{	322	{
453	int target_width = target->szHint.width;	323	int target_width = szHint.width;
454	int target_height = target->szHint.height;	324	int target_height = szHint.height;
455		325
456	if (flags & propScale)	326	if (bg_flags & propScale)
457	{	327	{
458	float scale = (float)target_width / image_width;	328	float scale = (float)target_width / image_width;
459	min_it (scale, (float)target_height / image_height);	329	min_it (scale, (float)target_height / image_height);
460	w = image_width * scale + 0.5;	330	w = image_width * scale + 0.5;
461	h = image_height * scale + 0.5;	331	h = image_height * scale + 0.5;
…		…
464	{	334	{
465	w = h_scale * target_width / 100;	335	w = h_scale * target_width / 100;
466	h = v_scale * target_height / 100;	336	h = v_scale * target_height / 100;
467	}	337	}
468		338
469	if (h_align == rootAlign || v_align == rootAlign)	339	if (!w) w = image_width;
470	{	340	if (!h) h = image_height;
471	target->get_window_origin (x, y);	341
472	x = -x;	342	if (bg_flags & rootAlign)
473	y = -y;
474	}	343	{
475		344	x = -target_x;
476	if (h_align != rootAlign)	345	y = -target_y;
		346	}
		347	else
		348	{
477	x = make_align_position (h_align, target_width, w > 0 ? w : image_width);	349	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);	350	y = make_align_position (v_align, target_height, h);
		351	}
481		352
482	flags &= ~sizeSensitive;	353	bg_flags &= ~sizeSensitive;
483	if (h_scale != 0 || v_scale != 0	354	if ((bg_flags & propScale) || h_scale || v_scale
484	|| h_align != 0 || v_align != 0	355	|| (!(bg_flags & rootAlign) && (h_align || v_align))
485	|| image_width > target_width || image_height > target_height)	356	|| w > target_width || h > target_height)
486	flags |= sizeSensitive;	357	bg_flags |= sizeSensitive;
487	}	358	}
488		359
489	# ifdef HAVE_AFTERIMAGE	360	# ifdef HAVE_AFTERIMAGE
490	bool	361	bool
491	bgPixmap_t::render_image (unsigned long background_flags)	362	rxvt_term::render_image (unsigned long tr_flags)
492	{	363	{
493	if (target == NULL)
494	return false;
495
496	target->init_asv ();	364	init_asv ();
497		365
498	ASImage *background = NULL;	366	ASImage *background = NULL;
499	ARGB32 background_tint = TINT_LEAVE_SAME;	367	ARGB32 background_tint = TINT_LEAVE_SAME;
500		368
501	# ifdef ENABLE_TRANSPARENCY	369	# ifdef ENABLE_TRANSPARENCY
502	if (background_flags)	370	if (tr_flags)
503	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);	371	background = pixmap2ximage (asv, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, 100);
504		372
505	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	373	if (tr_flags & tintNeeded)
506	{	374	{
507	ShadingInfo as_shade;	375	ShadingInfo as_shade;
508	as_shade.shading = (shade == 0) ? 100 : shade;	376	as_shade.shading = shade;
509		377
510	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	378	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
511	if (flags & tintSet)	379	if (bg_flags & tintSet)
512	tint.get (c);	380	tint.get (c);
513	as_shade.tintColor.red = c.r;	381	as_shade.tintColor.red = c.r;
514	as_shade.tintColor.green = c.g;	382	as_shade.tintColor.green = c.g;
515	as_shade.tintColor.blue = c.b;	383	as_shade.tintColor.blue = c.b;
516		384
517	background_tint = shading2tint32 (&as_shade);	385	background_tint = shading2tint32 (&as_shade);
518	}	386	}
519		387
520	if (!(background_flags & transpPmapBlured) && (flags & blurNeeded) && background != NULL)	388	if ((tr_flags & blurNeeded) && background != NULL)
521	{	389	{
522	ASImage *tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,	390	ASImage *tmp = blur_asimage_gauss (asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
523	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,	391	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,
524	100, ASIMAGE_QUALITY_DEFAULT);	392	100, ASIMAGE_QUALITY_DEFAULT);
525	if (tmp)	393	if (tmp)
526	{	394	{
527	destroy_asimage (&background);	395	destroy_asimage (&background);
…		…
530	}	398	}
531	# endif	399	# endif
532		400
533	ASImage *result = 0;	401	ASImage *result = 0;
534		402
535	int target_width = target->szHint.width;	403	int target_width = szHint.width;
536	int target_height = target->szHint.height;	404	int target_height = szHint.height;
537	int new_pmap_width = target_width;	405	int new_pmap_width = target_width;
538	int new_pmap_height = target_height;	406	int new_pmap_height = target_height;
539		407
540	int x = 0;	408	int x = 0;
541	int y = 0;	409	int y = 0;
542	int w = 0;	410	int w = 0;
543	int h = 0;	411	int h = 0;
544		412
545	TIMING_TEST_START (asim);
546
547	if (original_asim)	413	if (original_asim)
548	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);	414	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
549		415
550	if (!original_asim	416	if (!original_asim
		417	|| (!(bg_flags & rootAlign)
551	|| x >= target_width	418	&& (x >= target_width
552	|| y >= target_height	419	|| y >= target_height
553	|| (w > 0 && x + w <= 0)	420	|| (x + w <= 0)
554	|| (h > 0 && y + h <= 0))	421	|| (y + h <= 0))))
555	{	422	{
556	if (background)	423	if (background)
557	{	424	{
558	new_pmap_width = background->width;	425	new_pmap_width = background->width;
559	new_pmap_height = background->height;	426	new_pmap_height = background->height;
560	result = background;	427	result = background;
561		428
562	if (background_tint != TINT_LEAVE_SAME)	429	if (background_tint != TINT_LEAVE_SAME)
563	{	430	{
564	ASImage *tmp = tile_asimage (target->asv, background, 0, 0,	431	ASImage *tmp = tile_asimage (asv, background, 0, 0,
565	target_width, target_height, background_tint,	432	target_width, target_height, background_tint,
566	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);	433	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
567	if (tmp)	434	if (tmp)
568	result = tmp;	435	result = tmp;
569	}	436	}
…		…
573	}	440	}
574	else	441	else
575	{	442	{
576	result = original_asim;	443	result = original_asim;
577		444
578	if ((w > 0 && w != original_asim->width)	445	if ((w != original_asim->width)
579	|| (h > 0 && h != original_asim->height))	446	|| (h != original_asim->height))
580	{	447	{
581	result = scale_asimage (target->asv, original_asim,	448	result = scale_asimage (asv, original_asim,
582	w > 0 ? w : original_asim->width,	449	w, h,
583	h > 0 ? h : original_asim->height,
584	background ? ASA_ASImage : ASA_XImage,	450	background ? ASA_ASImage : ASA_XImage,
585	100, ASIMAGE_QUALITY_DEFAULT);	451	100, ASIMAGE_QUALITY_DEFAULT);
586	}	452	}
587		453
588	if (background == NULL)	454	if (background == NULL)
…		…
593	but there is no need to make it bigger than the window! */	459	but there is no need to make it bigger than the window! */
594	new_pmap_width = min (result->width, target_width);	460	new_pmap_width = min (result->width, target_width);
595	new_pmap_height = min (result->height, target_height);	461	new_pmap_height = min (result->height, target_height);
596		462
597	/* we also need to tile our image in both directions */	463	/* we also need to tile our image in both directions */
598	ASImage *tmp = tile_asimage (target->asv, result,	464	ASImage *tmp = tile_asimage (asv, result,
599	(int)result->width - x,	465	(int)result->width - x,
600	(int)result->height - y,	466	(int)result->height - y,
601	new_pmap_width,	467	new_pmap_width,
602	new_pmap_height,	468	new_pmap_height,
603	TINT_LEAVE_SAME, ASA_XImage,	469	TINT_LEAVE_SAME, ASA_XImage,
…		…
620	layers[0].clip_width = target_width;	486	layers[0].clip_width = target_width;
621	layers[0].clip_height = target_height;	487	layers[0].clip_height = target_height;
622	layers[0].tint = background_tint;	488	layers[0].tint = background_tint;
623	layers[1].im = result;	489	layers[1].im = result;
624		490
625	if (w <= 0)	491	if (h_scale == 0 || v_scale == 0)
626	{	492	{
627	/* tile horizontally */	493	/* tile horizontally */
628	while (x > 0) x -= (int)result->width;	494	while (x > 0) x -= (int)result->width;
629	layers[1].dst_x = x;	495	layers[1].dst_x = x;
630	layers[1].clip_width = result->width+target_width;	496	layers[1].clip_width = result->width+target_width;
…		…
634	/* clip horizontally */	500	/* clip horizontally */
635	layers[1].dst_x = x;	501	layers[1].dst_x = x;
636	layers[1].clip_width = result->width;	502	layers[1].clip_width = result->width;
637	}	503	}
638		504
639	if (h <= 0)	505	if (h_scale == 0 || v_scale == 0)
640	{	506	{
641	while (y > 0) y -= (int)result->height;	507	while (y > 0) y -= (int)result->height;
642	layers[1].dst_y = y;	508	layers[1].dst_y = y;
643	layers[1].clip_height = result->height + target_height;	509	layers[1].clip_height = result->height + target_height;
644	}	510	}
…		…
646	{	512	{
647	layers[1].dst_y = y;	513	layers[1].dst_y = y;
648	layers[1].clip_height = result->height;	514	layers[1].clip_height = result->height;
649	}	515	}
650		516
651	if (target->rs[Rs_blendtype])	517	if (rs[Rs_blendtype])
652	{	518	{
653	layers[1].merge_scanlines = blend_scanlines_name2func (target->rs[Rs_blendtype]);	519	layers[1].merge_scanlines = blend_scanlines_name2func (rs[Rs_blendtype]);
654	if (layers[1].merge_scanlines == NULL)	520	if (layers[1].merge_scanlines == NULL)
655	layers[1].merge_scanlines = alphablend_scanlines;	521	layers[1].merge_scanlines = alphablend_scanlines;
656	}	522	}
657		523
658	ASImage *tmp = merge_layers (target->asv, layers, 2, target_width, target_height,	524	ASImage *tmp = merge_layers (asv, layers, 2, target_width, target_height,
659	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);	525	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
660		526
661	if (tmp)	527	if (tmp)
662	{	528	{
663	if (result != original_asim)	529	if (result != original_asim)
…		…
667	}	533	}
668		534
669	free (layers);	535	free (layers);
670	}	536	}
671	}	537	}
672	TIMING_TEST_PRINT_RESULT (asim);
673		538
674	bool ret = false;	539	bool ret = false;
675		540
676	if (result)	541	if (result)
677	{	542	{
678	XGCValues gcv;	543	XGCValues gcv;
679	GC gc;	544	GC gc;
680		545
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 */	546	/* create Pixmap */
693	if (pixmap == None)	547	if (bg_pixmap == None
		548	|| bg_pmap_width != new_pmap_width
		549	|| bg_pmap_height != new_pmap_height)
694	{	550	{
		551	if (bg_pixmap)
		552	XFreePixmap (dpy, bg_pixmap);
695	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);	553	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
696	pmap_width = new_pmap_width;	554	bg_pmap_width = new_pmap_width;
697	pmap_height = new_pmap_height;	555	bg_pmap_height = new_pmap_height;
698	pmap_depth = target->depth;
699	}	556	}
700	/* fill with background color (if result's not completely overlapping it) */	557	/* fill with background color (if result's not completely overlapping it) */
701	gcv.foreground = target->pix_colors[Color_bg];	558	gcv.foreground = pix_colors[Color_bg];
702	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);	559	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
703		560
704	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;	561	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
705	int dst_width = result->width, dst_height = result->height;	562	int dst_width = result->width, dst_height = result->height;
706	if (background == NULL)	563	if (background == NULL)
707	{	564	{
…		…
712	}	569	}
713		570
714	if (dst_x > 0 || dst_y > 0	571	if (dst_x > 0 || dst_y > 0
715	|| dst_x + dst_width < new_pmap_width	572	|| dst_x + dst_width < new_pmap_width
716	|| dst_y + dst_height < new_pmap_height)	573	|| dst_y + dst_height < new_pmap_height)
717	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	574	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
718	}	575	}
719		576
720	/* put result on pixmap */	577	/* put result on pixmap */
721	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	578	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);	579	asimage2drawable (asv, bg_pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);
723		580
724	if (result != background && result != original_asim)	581	if (result != background && result != original_asim)
725	destroy_asimage (&result);	582	destroy_asimage (&result);
726		583
727	XFreeGC (target->dpy, gc);	584	XFreeGC (dpy, gc);
728	TIMING_TEST_PRINT_RESULT (asim);
729		585
730	ret = true;	586	ret = true;
731	}	587	}
732		588
733	if (background)	589	if (background)
…		…
737	}	593	}
738	# endif /* HAVE_AFTERIMAGE */	594	# endif /* HAVE_AFTERIMAGE */
739		595
740	# ifdef HAVE_PIXBUF	596	# ifdef HAVE_PIXBUF
741	bool	597	bool
742	bgPixmap_t::render_image (unsigned long background_flags)	598	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
		599	int src_x, int src_y, int dst_x, int dst_y,
		600	unsigned int width, unsigned int height)
743	{	601	{
744	if (target == NULL)	602	XImage *ximage;
		603	char *data, *line;
		604	int bytes_per_pixel;
		605	int width_r, width_g, width_b;
		606	int sh_r, sh_g, sh_b;
		607	int rowstride;
		608	int channels;
		609	unsigned char *row;
		610
		611	if (visual->c_class != TrueColor)
745	return false;	612	return false;
746		613
		614	if (depth == 24 || depth == 32)
		615	bytes_per_pixel = 4;
		616	else if (depth == 15 || depth == 16)
		617	bytes_per_pixel = 2;
		618	else
		619	return false;
		620
		621	width_r = rxvt_popcount (visual->red_mask);
		622	width_g = rxvt_popcount (visual->green_mask);
		623	width_b = rxvt_popcount (visual->blue_mask);
		624
		625	if (width_r > 8 || width_g > 8 || width_b > 8)
		626	return false;
		627
		628	sh_r = rxvt_ctz (visual->red_mask);
		629	sh_g = rxvt_ctz (visual->green_mask);
		630	sh_b = rxvt_ctz (visual->blue_mask);
		631
		632	if (width > INT_MAX / height / bytes_per_pixel)
		633	return false;
		634
		635	data = (char *)malloc (width * height * bytes_per_pixel);
		636	if (!data)
		637	return false;
		638
		639	ximage = XCreateImage (dpy, visual, depth, ZPixmap, 0, data,
		640	width, height, bytes_per_pixel * 8, 0);
		641	if (!ximage)
		642	{
		643	free (data);
		644	return false;
		645	}
		646
		647	ximage->byte_order = byteorder::big_endian () ? MSBFirst : LSBFirst;
		648
		649	rowstride = gdk_pixbuf_get_rowstride (pixbuf);
		650	channels = gdk_pixbuf_get_n_channels (pixbuf);
		651	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
		652	line = data;
		653
		654	for (int y = 0; y < height; y++)
		655	{
		656	for (int x = 0; x < width; x++)
		657	{
		658	unsigned char *pixel = row + x * channels;
		659	uint32_t value;
		660
		661	value = ((pixel[0] >> (8 - width_r)) << sh_r)
		662	| ((pixel[1] >> (8 - width_g)) << sh_g)
		663	| ((pixel[2] >> (8 - width_b)) << sh_b);
		664
		665	if (bytes_per_pixel == 4)
		666	((uint32_t *)line)[x] = value;
		667	else
		668	((uint16_t *)line)[x] = value;
		669	}
		670
		671	row += rowstride;
		672	line += ximage->bytes_per_line;
		673	}
		674
		675	XPutImage (dpy, pixmap, gc, ximage, 0, 0, dst_x, dst_y, width, height);
		676	XDestroyImage (ximage);
		677	return true;
		678	}
		679
		680	bool
		681	rxvt_term::render_image (unsigned long tr_flags)
		682	{
747	if (!pixbuf)	683	if (!pixbuf)
748	return false;	684	return false;
749		685
750	// TODO: add alpha blending	686	if (tr_flags
751	if (background_flags)	687	&& !(bg_flags & HAS_RENDER))
752	return false;	688	return false;
753		689
754	GdkPixbuf *result;	690	GdkPixbuf *result;
755		691
756	int image_width = gdk_pixbuf_get_width (pixbuf);	692	int image_width = gdk_pixbuf_get_width (pixbuf);
757	int image_height = gdk_pixbuf_get_height (pixbuf);	693	int image_height = gdk_pixbuf_get_height (pixbuf);
758		694
759	int target_width = target->szHint.width;	695	int target_width = szHint.width;
760	int target_height = target->szHint.height;	696	int target_height = szHint.height;
761	int new_pmap_width = target_width;	697	int new_pmap_width = target_width;
762	int new_pmap_height = target_height;	698	int new_pmap_height = target_height;
763		699
764	int x = 0;	700	int x = 0;
765	int y = 0;	701	int y = 0;
766	int w = 0;	702	int w = 0;
767	int h = 0;	703	int h = 0;
768		704
769	get_image_geometry (image_width, image_height, w, h, x, y);	705	get_image_geometry (image_width, image_height, w, h, x, y);
770		706
		707	if (!(bg_flags & rootAlign)
771	if (x >= target_width	708	&& (x >= target_width
772	|| y >= target_height	709	|| y >= target_height
773	|| (w > 0 && x + w <= 0)	710	|| (x + w <= 0)
774	|| (h > 0 && y + h <= 0))	711	|| (y + h <= 0)))
775	return false;	712	return false;
776		713
777	result = pixbuf;	714	result = pixbuf;
778		715
779	if ((w > 0 && w != image_width)	716	if ((w != image_width)
780	|| (h > 0 && h != image_height))	717	|| (h != image_height))
781	{	718	{
782	result = gdk_pixbuf_scale_simple (pixbuf,	719	result = gdk_pixbuf_scale_simple (pixbuf,
783	w > 0 ? w : image_width,	720	w, h,
784	h > 0 ? h : image_height,
785	GDK_INTERP_BILINEAR);	721	GDK_INTERP_BILINEAR);
786	}	722	}
787		723
788	bool ret = false;	724	bool ret = false;
789		725
790	if (result)	726	if (result)
791	{	727	{
792	XGCValues gcv;	728	XGCValues gcv;
793	GC gc;	729	GC gc;
		730	Pixmap root_pmap;
794		731
795	image_width = gdk_pixbuf_get_width (result);	732	image_width = gdk_pixbuf_get_width (result);
796	image_height = gdk_pixbuf_get_height (result);	733	image_height = gdk_pixbuf_get_height (result);
797		734
		735	if (tr_flags)
		736	{
		737	root_pmap = bg_pixmap;
		738	bg_pixmap = None;
		739	}
		740	else
		741	{
		742	if (h_scale == 0 || v_scale == 0)
		743	{
		744	new_pmap_width = min (image_width, target_width);
		745	new_pmap_height = min (image_height, target_height);
		746	}
		747	}
		748
		749	if (bg_pixmap == None
		750	|| bg_pmap_width != new_pmap_width
		751	|| bg_pmap_height != new_pmap_height)
		752	{
		753	if (bg_pixmap)
		754	XFreePixmap (dpy, bg_pixmap);
		755	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
		756	bg_pmap_width = new_pmap_width;
		757	bg_pmap_height = new_pmap_height;
		758	}
		759
		760	gcv.foreground = pix_colors[Color_bg];
		761	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
		762
798	if (h_scale == 0 || v_scale == 0)	763	if (h_scale == 0 || v_scale == 0)
799	{	764	{
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);	765	Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth);
829	gdk_pixbuf_xlib_render_to_drawable (result, tile, gc,	766	pixbuf_to_pixmap (result, tile, gc,
830	0, 0,	767	0, 0,
831	0, 0,	768	0, 0,
832	image_width, image_height,	769	image_width, image_height);
833	XLIB_RGB_DITHER_NONE,
834	0, 0);
835		770
836	gcv.tile = tile;	771	gcv.tile = tile;
837	gcv.fill_style = FillTiled;	772	gcv.fill_style = FillTiled;
838	gcv.ts_x_origin = x;	773	gcv.ts_x_origin = x;
839	gcv.ts_y_origin = y;	774	gcv.ts_y_origin = y;
840	XChangeGC (target->dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	775	XChangeGC (dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
841		776
842	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	777	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
843	XFreePixmap (target->dpy, tile);	778	XFreePixmap (dpy, tile);
844	}	779	}
845	else	780	else
846	{	781	{
847	int src_x, src_y, dst_x, dst_y;	782	int src_x, src_y, dst_x, dst_y;
848	int dst_width, dst_height;	783	int dst_width, dst_height;
…		…
851	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);	786	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);
852		787
853	if (dst_x > 0 || dst_y > 0	788	if (dst_x > 0 || dst_y > 0
854	|| dst_x + dst_width < new_pmap_width	789	|| dst_x + dst_width < new_pmap_width
855	|| dst_y + dst_height < new_pmap_height)	790	|| dst_y + dst_height < new_pmap_height)
856	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	791	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
857		792
858	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	793	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
859	gdk_pixbuf_xlib_render_to_drawable (result, pixmap, gc,	794	pixbuf_to_pixmap (result, bg_pixmap, gc,
860	src_x, src_y,	795	src_x, src_y,
861	dst_x, dst_y,	796	dst_x, dst_y,
862	dst_width, dst_height,	797	dst_width, dst_height);
863	XLIB_RGB_DITHER_NONE,	798	}
864	0, 0);	799
		800	#if XRENDER
		801	if (tr_flags)
865	}	802	{
		803	XRenderPictureAttributes pa;
		804
		805	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, visual);
		806	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);
		807
		808	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
		809	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, dst_format, 0, &pa);
		810
		811	pa.repeat = True;
		812	Pixmap mask_pmap = XCreatePixmap (dpy, vt, 1, 1, 8);
		813	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
		814	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
		815	XFreePixmap (dpy, mask_pmap);
		816
		817	if (src && dst && mask)
		818	{
		819	XRenderColor mask_c;
		820
		821	mask_c.alpha = 0x8000;
		822	mask_c.red = 0;
		823	mask_c.green = 0;
		824	mask_c.blue = 0;
		825	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
		826	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
		827	}
		828
		829	XRenderFreePicture (dpy, src);
		830	XRenderFreePicture (dpy, dst);
		831	XRenderFreePicture (dpy, mask);
		832
		833	XFreePixmap (dpy, root_pmap);
		834	}
		835	#endif
866		836
867	if (result != pixbuf)	837	if (result != pixbuf)
868	g_object_unref (result);	838	g_object_unref (result);
869		839
870	XFreeGC (target->dpy, gc);	840	XFreeGC (dpy, gc);
871		841
872	ret = true;	842	ret = true;
873	}	843	}
874		844
875	return ret;	845	return ret;
876	}	846	}
877	# endif /* HAVE_PIXBUF */	847	# endif /* HAVE_PIXBUF */
878		848
879	bool	849	bool
880	bgPixmap_t::set_file (const char *file)	850	rxvt_term::bg_set_file (const char *file)
881	{	851	{
882	assert (file);	852	if (!file || !*file)
		853	return false;
883		854
884	if (*file)
885	{
886	if (const char *p = strchr (file, ';'))	855	if (const char *p = strchr (file, ';'))
887	{	856	{
888	size_t len = p - file;	857	size_t len = p - file;
889	char *f = rxvt_temp_buf<char> (len + 1);	858	char *f = rxvt_temp_buf<char> (len + 1);
890	memcpy (f, file, len);	859	memcpy (f, file, len);
891	f[len] = '\0';	860	f[len] = '\0';
892	file = f;	861	file = f;
893	}	862	}
894		863
895	# ifdef HAVE_AFTERIMAGE	864	# ifdef HAVE_AFTERIMAGE
896	if (!target->asimman)	865	if (!asimman)
897	target->asimman = create_generic_imageman (target->rs[Rs_path]);	866	asimman = create_generic_imageman (rs[Rs_path]);
898	original_asim = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);	867	ASImage *image = get_asimage (asimman, file, 0xFFFFFFFF, 100);
		868	if (image)
		869	{
899	if (original_asim)	870	if (original_asim)
		871	safe_asimage_destroy (original_asim);
		872	original_asim = image;
		873	bg_flags |= CLIENT_RENDER;
900	have_image = true;	874	have_image = true;
901	return have_image;	875	return true;
		876	}
902	# endif	877	# endif
903		878
904	# ifdef HAVE_PIXBUF	879	# ifdef HAVE_PIXBUF
905	pixbuf = gdk_pixbuf_new_from_file (file, NULL);	880	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
		881	if (image)
		882	{
906	if (pixbuf)	883	if (pixbuf)
		884	g_object_unref (pixbuf);
		885	pixbuf = image;
907	have_image = true;	886	have_image = true;
908	return have_image;	887	return true;
		888	}
909	# endif	889	# endif
910	}
911		890
912	return false;	891	return false;
913	}	892	}
914		893
915	# endif /* BG_IMAGE_FROM_FILE */	894	# endif /* BG_IMAGE_FROM_FILE */
916		895
917	# ifdef ENABLE_TRANSPARENCY	896	# ifdef ENABLE_TRANSPARENCY
918	bool	897	bool
919	bgPixmap_t::set_transparent ()	898	rxvt_term::bg_set_transparent ()
920	{	899	{
921	if (!(flags & isTransparent))	900	if (!(bg_flags & isTransparent))
922	{	901	{
923	flags |= isTransparent;	902	bg_flags |= isTransparent;
924	return true;	903	return true;
925	}	904	}
926		905
927	return false;	906	return false;
928	}	907	}
929		908
930	bool	909	bool
931	bgPixmap_t::set_blur_radius (const char *geom)	910	rxvt_term::bg_set_blur (const char *geom)
932	{	911	{
933	int changed = 0;	912	bool changed = false;
934	unsigned int hr, vr;	913	unsigned int hr, vr;
935	int junk;	914	int junk;
936	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);	915	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
937		916
938	if (!(geom_flags & WidthValue))	917	if (!(geom_flags & WidthValue))
939	hr = 1;	918	hr = 1;
940	if (!(geom_flags & HeightValue))	919	if (!(geom_flags & HeightValue))
941	vr = hr;	920	vr = hr;
942		921
		922	min_it (hr, 128);
		923	min_it (vr, 128);
		924
943	if (h_blurRadius != hr)	925	if (h_blurRadius != hr)
944	{	926	{
945	++changed;	927	changed = true;
946	h_blurRadius = hr;	928	h_blurRadius = hr;
947	}	929	}
948		930
949	if (v_blurRadius != vr)	931	if (v_blurRadius != vr)
950	{	932	{
951	++changed;	933	changed = true;
952	v_blurRadius = vr;	934	v_blurRadius = vr;
953	}	935	}
954		936
955	if (v_blurRadius == 0 && h_blurRadius == 0)	937	if (v_blurRadius == 0 && h_blurRadius == 0)
956	flags &= ~blurNeeded;	938	bg_flags &= ~blurNeeded;
957	else	939	else
958	flags |= blurNeeded;	940	bg_flags |= blurNeeded;
959		941
960	return (changed > 0);	942	return changed;
961	}	943	}
962		944
963	static inline unsigned long	945	static inline unsigned long
964	compute_tint_shade_flags (rxvt_color *tint, int shade)	946	compute_tint_shade_flags (rxvt_color *tint, int shade)
965	{	947	{
966	unsigned long flags = 0;	948	unsigned long flags = 0;
967	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	949	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
968	bool has_shade = (shade > 0 && shade < 100) || (shade > 100 && shade < 200);	950	bool has_shade = shade != 100;
969		951
970	if (tint)	952	if (tint)
971	{	953	{
972	tint->get (c);	954	tint->get (c);
973	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)	955	if (!has_shade
974	if (!has_shade && IS_COMPONENT_WHOLESOME (c.r)	956	&& (c.r <= 0x00ff || c.r >= 0xff00)
975	&& IS_COMPONENT_WHOLESOME (c.g)	957	&& (c.g <= 0x00ff || c.g >= 0xff00)
976	&& IS_COMPONENT_WHOLESOME (c.b))	958	&& (c.b <= 0x00ff || c.b >= 0xff00))
977	flags |= bgPixmap_t::tintWholesome;	959	flags |= rxvt_term::tintWholesome;
978	# undef IS_COMPONENT_WHOLESOME
979	}	960	}
980		961
981	if (has_shade)	962	if (has_shade || tint)
982	flags |= bgPixmap_t::tintNeeded;	963	flags |= rxvt_term::tintNeeded;
983	else if (tint)
984	{
985	if ((c.r > 0x000700 || c.g > 0x000700 || c.b > 0x000700)
986	&& (c.r < 0x00f700 || c.g < 0x00f700 || c.b < 0x00f700))
987	{
988	flags |= bgPixmap_t::tintNeeded;
989	}
990	}
991
992	if (flags & bgPixmap_t::tintNeeded)
993	{
994	if (flags & bgPixmap_t::tintWholesome)
995	flags |= bgPixmap_t::tintServerSide;
996	else
997	{
998	#if XFT
999	flags |= bgPixmap_t::tintServerSide;
1000	#endif
1001	}
1002	}
1003		964
1004	return flags;	965	return flags;
1005	}	966	}
1006		967
1007	bool	968	bool
1008	bgPixmap_t::set_tint (rxvt_color &new_tint)	969	rxvt_term::bg_set_tint (rxvt_color &new_tint)
1009	{	970	{
1010	if (tint != new_tint)	971	if (!(bg_flags & tintSet) || tint != new_tint)
1011	{	972	{
1012	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);	973	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);
1013	tint = new_tint;	974	tint = new_tint;
1014	flags = (flags & ~tintFlags) | new_flags | tintSet;	975	bg_flags = (bg_flags & ~tintFlags) | new_flags | tintSet;
1015	return true;	976	return true;
1016	}	977	}
1017		978
1018	return false;	979	return false;
1019	}	980	}
1020		981
1021	bool	982	bool
1022	bgPixmap_t::unset_tint ()	983	rxvt_term::bg_set_shade (const char *shade_str)
1023	{	984	{
		985	int new_shade = (shade_str) ? atoi (shade_str) : 100;
		986
		987	clamp_it (new_shade, -100, 200);
		988	if (new_shade < 0)
		989	new_shade = 200 - (100 + new_shade);
		990
		991	if (new_shade != shade)
		992	{
1024	unsigned long new_flags = compute_tint_shade_flags (NULL, shade);	993	unsigned long new_flags = compute_tint_shade_flags ((bg_flags & tintSet) ? &tint : NULL, new_shade);
1025		994	shade = new_shade;
1026	if (new_flags != (flags & tintFlags))
1027	{
1028	flags = (flags & ~tintFlags) | new_flags;	995	bg_flags = (bg_flags & ~tintFlags) | new_flags;
1029	return true;	996	return true;
1030	}	997	}
1031		998
1032	return false;	999	return false;
1033	}	1000	}
1034		1001
		1002	#if XRENDER
		1003	static void
		1004	get_gaussian_kernel (int radius, int width, double *kernel, XFixed *params)
		1005	{
		1006	double sigma = radius / 2.0;
		1007	double scale = sqrt (2.0 * M_PI) * sigma;
		1008	double sum = 0.0;
		1009
		1010	for (int i = 0; i < width; i++)
		1011	{
		1012	double x = i - width / 2;
		1013	kernel[i] = exp (-(x * x) / (2.0 * sigma * sigma)) / scale;
		1014	sum += kernel[i];
		1015	}
		1016
		1017	params[0] = XDoubleToFixed (width);
		1018	params[1] = XDoubleToFixed (1);
		1019
		1020	for (int i = 0; i < width; i++)
		1021	params[i+2] = XDoubleToFixed (kernel[i] / sum);
		1022	}
		1023	#endif
		1024
1035	bool	1025	bool
1036	bgPixmap_t::set_shade (const char *shade_str)	1026	rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
1037	{	1027	{
1038	int new_shade = (shade_str) ? atoi (shade_str) : 0;	1028	bool ret = false;
		1029	#if XRENDER
		1030	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
		1031	double *kernel = (double *)malloc (size * sizeof (double));
		1032	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
1039		1033
1040	if (new_shade < 0 && new_shade > -100)	1034	XRenderPictureAttributes pa;
1041	new_shade = 200 - (100 + new_shade);	1035	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1042	else if (new_shade == 100)
1043	new_shade = 0;
1044		1036
1045	if (new_shade != shade)	1037	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1038	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1039
		1040	if (kernel && params && src && dst)
1046	{	1041	{
1047	unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);	1042	if (h_blurRadius)
1048	shade = new_shade;	1043	{
1049	flags = (flags & (~tintFlags | tintSet)) | new_flags;	1044	size = h_blurRadius * 2 + 1;
		1045	get_gaussian_kernel (h_blurRadius, size, kernel, params);
		1046
		1047	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
		1048	XRenderComposite (dpy,
		1049	PictOpSrc,
		1050	src,
		1051	None,
		1052	dst,
		1053	0, 0,
		1054	0, 0,
		1055	0, 0,
		1056	width, height);
		1057	}
		1058
		1059	if (v_blurRadius)
		1060	{
		1061	size = v_blurRadius * 2 + 1;
		1062	get_gaussian_kernel (v_blurRadius, size, kernel, params);
		1063	::swap (params[0], params[1]);
		1064
		1065	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
		1066	XRenderComposite (dpy,
		1067	PictOpSrc,
		1068	src,
		1069	None,
		1070	dst,
		1071	0, 0,
		1072	0, 0,
		1073	0, 0,
		1074	width, height);
		1075	}
		1076
1050	return true;	1077	ret = true;
		1078	}
		1079
		1080	free (kernel);
		1081	free (params);
		1082	XRenderFreePicture (dpy, src);
		1083	XRenderFreePicture (dpy, dst);
		1084	#endif
		1085	return ret;
		1086	}
		1087
		1088	bool
		1089	rxvt_term::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
		1090	{
		1091	bool ret = false;
		1092
		1093	if (bg_flags & tintWholesome)
1051	}	1094	{
		1095	XGCValues gcv;
		1096	GC gc;
1052		1097
		1098	/* In this case we can tint image server-side getting significant
		1099	* performance improvements, as we eliminate XImage transfer
		1100	*/
		1101	gcv.foreground = Pixel (tint);
		1102	gcv.function = GXand;
		1103	gcv.fill_style = FillSolid;
		1104	gc = XCreateGC (dpy, pixmap, GCFillStyle | GCForeground | GCFunction, &gcv);
		1105	if (gc)
		1106	{
		1107	XFillRectangle (dpy, pixmap, gc, 0, 0, width, height);
		1108	ret = true;
		1109	XFreeGC (dpy, gc);
		1110	}
		1111	}
		1112	else
		1113	{
		1114	# if XRENDER
		1115	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
		1116
		1117	if (bg_flags & tintSet)
		1118	tint.get (c);
		1119
		1120	if (shade <= 100)
		1121	{
		1122	c.r = (c.r * shade) / 100;
		1123	c.g = (c.g * shade) / 100;
		1124	c.b = (c.b * shade) / 100;
		1125	}
		1126	else
		1127	{
		1128	c.r = (c.r * (200 - shade)) / 100;
		1129	c.g = (c.g * (200 - shade)) / 100;
		1130	c.b = (c.b * (200 - shade)) / 100;
		1131	}
		1132
		1133	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
		1134	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		1135	XRenderPictureAttributes pa;
		1136
		1137	Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1138
		1139	pa.repeat = True;
		1140
		1141	Pixmap overlay_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
		1142	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
		1143	XFreePixmap (dpy, overlay_pmap);
		1144
		1145	pa.component_alpha = True;
		1146	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
		1147	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
		1148	XFreePixmap (dpy, mask_pmap);
		1149
		1150	if (mask_pic && overlay_pic && back_pic)
		1151	{
		1152	XRenderColor mask_c;
		1153
		1154	mask_c.red = mask_c.green = mask_c.blue = 0;
		1155	mask_c.alpha = 0xffff;
		1156	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
		1157
		1158	mask_c.alpha = 0;
		1159	mask_c.red = 0xffff - c.r;
		1160	mask_c.green = 0xffff - c.g;
		1161	mask_c.blue = 0xffff - c.b;
		1162	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
		1163	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1164
		1165	if (shade > 100)
		1166	{
		1167	mask_c.red = mask_c.green = mask_c.blue = 0xffff * (shade - 100) / 100;
		1168	mask_c.alpha = 0;
		1169	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
		1170
		1171	XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1172	}
		1173
		1174	ret = true;
		1175	}
		1176
		1177	XRenderFreePicture (dpy, mask_pic);
		1178	XRenderFreePicture (dpy, overlay_pic);
		1179	XRenderFreePicture (dpy, back_pic);
		1180	# endif
		1181	}
		1182
1053	return false;	1183	return ret;
1054	}	1184	}
1055		1185
1056	/* make_transparency_pixmap()	1186	/* make_transparency_pixmap()
1057	* Builds a pixmap sized the same as terminal window, with depth same as the root window	1187	* 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	1188	* the tiled portion of the root pixmap that is supposed to be covered by
1059	* our window.	1189	* our window.
1060	*/	1190	*/
1061	unsigned long	1191	unsigned long
1062	bgPixmap_t::make_transparency_pixmap ()	1192	rxvt_term::make_transparency_pixmap ()
1063	{	1193	{
1064	unsigned long result = 0;	1194	unsigned long result = 0;
1065
1066	if (target == NULL)
1067	return 0;
1068		1195
1069	/* root dimensions may change from call to call - but Display structure should	1196	/* root dimensions may change from call to call - but Display structure should
1070	* be always up-to-date, so let's use it :	1197	* be always up-to-date, so let's use it :
1071	*/	1198	*/
1072	Window root = target->display->root;
1073	int screen = target->display->screen;	1199	int screen = display->screen;
1074	Display *dpy = target->dpy;	1200	int root_depth = DefaultDepth (dpy, screen);
1075	int root_width = DisplayWidth (dpy, screen);	1201	int root_width = DisplayWidth (dpy, screen);
1076	int root_height = DisplayHeight (dpy, screen);	1202	int root_height = DisplayHeight (dpy, screen);
1077	unsigned int root_pmap_width, root_pmap_height;	1203	unsigned int root_pmap_width, root_pmap_height;
1078	int window_width = target->szHint.width;	1204	int window_width = szHint.width;
1079	int window_height = target->szHint.height;	1205	int window_height = szHint.height;
1080	int sx, sy;	1206	int sx, sy;
1081	XGCValues gcv;	1207	XGCValues gcv;
		1208	GC gc;
1082		1209
1083	TIMING_TEST_START (tp);	1210	sx = target_x;
1084	target->get_window_origin (sx, sy);	1211	sy = target_y;
1085		1212
1086	/* check if we are outside of the visible part of the virtual screen : */	1213	/* check if we are outside of the visible part of the virtual screen : */
1087	if (sx + window_width <= 0 || sy + window_height <= 0	1214	if (sx + window_width <= 0 || sy + window_height <= 0
1088	|| sx >= root_width || sy >= root_height)	1215	|| sx >= root_width || sy >= root_height)
1089	return 0;	1216	return 0;
1090		1217
		1218	// validate root pixmap and get its size
1091	if (root_pixmap != None)	1219	if (root_pixmap != None)
1092	{	1220	{
1093	/* we want to validate the pixmap and get it's size at the same time : */	1221	Window wdummy;
1094	int junk;	1222	int idummy;
1095	unsigned int ujunk;	1223	unsigned int udummy;
1096	/* root pixmap may be bad - allow a error */	1224
1097	target->allowedxerror = -1;	1225	allowedxerror = -1;
1098		1226
1099	if (!XGetGeometry (dpy, root_pixmap, &root, &junk, &junk, &root_pmap_width, &root_pmap_height, &ujunk, &ujunk))	1227	if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pmap_width, &root_pmap_height, &udummy, &udummy))
1100	root_pixmap = None;	1228	root_pixmap = None;
1101		1229
1102	target->allowedxerror = 0;	1230	allowedxerror = 0;
		1231	}
		1232
		1233	Pixmap recoded_root_pmap = root_pixmap;
		1234
		1235	if (root_pixmap != None && root_depth != depth)
1103	}	1236	{
		1237	#if XRENDER
		1238	if (bg_flags & HAS_RENDER)
		1239	{
		1240	XRenderPictureAttributes pa;
1104		1241
1105	Pixmap tiled_root_pmap = XCreatePixmap (dpy, root, window_width, window_height, root_depth);	1242	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
1106	GC gc = NULL;	1243	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);
1107		1244
1108	if (tiled_root_pmap == None) /* something really bad happened - abort */	1245	recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);
		1246	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
		1247	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);
		1248
		1249	if (src && dst)
		1250	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
		1251	else
		1252	{
		1253	XFreePixmap (dpy, recoded_root_pmap);
		1254	root_pixmap = None;
		1255	}
		1256
		1257	XRenderFreePicture (dpy, src);
		1258	XRenderFreePicture (dpy, dst);
		1259	}
		1260	else
		1261	#endif
		1262	root_pixmap = None;
		1263	}
		1264
		1265	if (root_pixmap == None)
1109	return 0;	1266	return 0;
1110		1267
		1268	if (bg_pixmap == None
		1269	|| bg_pmap_width != window_width
		1270	|| bg_pmap_height != window_height)
		1271	{
		1272	if (bg_pixmap)
		1273	XFreePixmap (dpy, bg_pixmap);
		1274	bg_pixmap = XCreatePixmap (dpy, vt, window_width, window_height, depth);
		1275	bg_pmap_width = window_width;
		1276	bg_pmap_height = window_height;
		1277	}
		1278
1111	if (root_pixmap == None)	1279	if (bg_pixmap == None)
1112	{	1280	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		1281
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 */	1282	/* straightforward pixmap copy */
1169	gcv.tile = root_pixmap;
1170	gcv.fill_style = FillTiled;
1171
1172	while (sx < 0) sx += (int)root_width;	1283	while (sx < 0) sx += (int)root_width;
1173	while (sy < 0) sy += (int)root_height;	1284	while (sy < 0) sy += (int)root_height;
1174		1285
		1286	gcv.tile = recoded_root_pmap;
		1287	gcv.fill_style = FillTiled;
1175	gcv.ts_x_origin = -sx;	1288	gcv.ts_x_origin = -sx;
1176	gcv.ts_y_origin = -sy;	1289	gcv.ts_y_origin = -sy;
1177	gc = XCreateGC (dpy, root, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	1290	gc = XCreateGC (dpy, vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
1178		1291
1179	if (gc)	1292	if (gc)
1180	{	1293	{
1181	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);	1294	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);
1182	result |= transpPmapTiled;	1295	result |= isValid | (bg_flags & effectsFlags);
		1296	XFreeGC (dpy, gc);
		1297
		1298	if (!(bg_flags & CLIENT_RENDER))
1183	}	1299	{
1184	}	1300	if ((bg_flags & blurNeeded)
1185	TIMING_TEST_PRINT_RESULT (tp);	1301	&& (bg_flags & HAS_RENDER_CONV))
1186
1187	if (tiled_root_pmap != None)
1188	{
1189	if (!need_client_side_rendering ())
1190	{	1302	{
		1303	if (blur_pixmap (bg_pixmap, visual, window_width, window_height))
		1304	result &= ~blurNeeded;
		1305	}
1191	if ((flags & tintNeeded))	1306	if ((bg_flags & tintNeeded)
1192	{
1193	if (flags & tintWholesome)	1307	&& (bg_flags & (tintWholesome | HAS_RENDER)))
1194	{	1308	{
1195	/* In this case we can tint image server-side getting significant	1309	if (tint_pixmap (bg_pixmap, visual, window_width, window_height))
1196	* performance improvements, as we eliminate XImage transfer	1310	result &= ~tintNeeded;
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
1217	if (flags & tintSet)
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	}	1311	}
1292	} /* server side rendering completed */	1312	} /* 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	}	1313	}
1302		1314
1303	if (gc)	1315	if (recoded_root_pmap != root_pixmap)
1304	XFreeGC (dpy, gc);	1316	XFreePixmap (dpy, recoded_root_pmap);
1305
1306	TIMING_TEST_PRINT_RESULT (tp);
1307		1317
1308	return result;	1318	return result;
1309	}	1319	}
1310		1320
		1321	void
		1322	rxvt_term::bg_set_root_pixmap ()
		1323	{
		1324	Pixmap new_root_pixmap = get_pixmap_property (xa[XA_XROOTPMAP_ID]);
		1325	if (new_root_pixmap == None)
		1326	new_root_pixmap = get_pixmap_property (xa[XA_ESETROOT_PMAP_ID]);
		1327
		1328	root_pixmap = new_root_pixmap;
		1329	}
		1330	# endif /* ENABLE_TRANSPARENCY */
		1331
		1332	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
		1333	static void shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c);
		1334	# endif
		1335
1311	bool	1336	bool
1312	bgPixmap_t::set_root_pixmap ()	1337	rxvt_term::bg_render ()
1313	{	1338	{
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	{
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
1331
1332	bool
1333	bgPixmap_t::render ()
1334	{
1335	unsigned long background_flags = 0;	1339	unsigned long tr_flags = 0;
1336		1340
1337	if (target == NULL)
1338	return false;
1339
1340	TIMING_TEST_START (tp);
1341
1342	invalidate ();	1341	bg_invalidate ();
1343	# ifdef ENABLE_TRANSPARENCY	1342	# ifdef ENABLE_TRANSPARENCY
1344	if (flags & isTransparent)	1343	if (bg_flags & isTransparent)
1345	{	1344	{
1346	/* we need to re-generate transparency pixmap in that case ! */	1345	/* we need to re-generate transparency pixmap in that case ! */
1347	background_flags = make_transparency_pixmap ();	1346	tr_flags = make_transparency_pixmap ();
1348	if (background_flags == 0)	1347	if (tr_flags == 0)
1349	return false;	1348	return false;
1350	else if ((background_flags & transpTransformations) == (flags & transpTransformations)	1349	else if (!(tr_flags & effectsFlags))
1351	&& pmap_depth == target->depth)	1350	bg_flags |= isValid;
1352	flags = flags & ~isInvalid;
1353	}	1351	}
1354	# endif	1352	# endif
1355		1353
1356	# ifdef BG_IMAGE_FROM_FILE	1354	# ifdef BG_IMAGE_FROM_FILE
1357	if (have_image	1355	if (have_image
1358	|| (background_flags & transpTransformations) != (flags & transpTransformations))	1356	|| (tr_flags & effectsFlags))
1359	{	1357	{
1360	if (render_image (background_flags))	1358	if (render_image (tr_flags))
1361	flags = flags & ~isInvalid;	1359	bg_flags |= isValid;
1362	}	1360	}
1363	# endif	1361	# endif
1364		1362
		1363	# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1365	XImage *result = NULL;	1364	XImage *result = NULL;
1366		1365
1367	if (background_flags && (flags & isInvalid))	1366	if (tr_flags && !(bg_flags & isValid))
1368	{	1367	{
1369	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);	1368	result = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
1370	}	1369	}
1371		1370
1372	if (result)	1371	if (result)
1373	{	1372	{
1374	# if !defined(HAVE_AFTERIMAGE) && !XFT
1375	/* our own client-side tinting */	1373	/* our own client-side tinting */
1376	/* ATTENTION: We ASSUME that XFT will let us do all the tinting necessary server-side.	1374	if (tr_flags & tintNeeded)
1377	This may need to be changed in need_client_side_rendering() logic is altered !!! */
1378	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
1379	{	1375	{
1380	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1376	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1381	if (flags & tintSet)	1377	if (bg_flags & tintSet)
1382	tint.get (c);	1378	tint.get (c);
1383	ShadeXImage (target, result, shade, c.r, c.g, c.b);	1379	shade_ximage (DefaultVisual (dpy, display->screen), result, shade, c);
1384	}	1380	}
1385	# endif
1386		1381
1387	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);	1382	GC gc = XCreateGC (dpy, vt, 0UL, NULL);
1388		1383
1389	if (gc)	1384	if (gc)
1390	{	1385	{
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);	1386	XPutImage (dpy, bg_pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1420		1387
1421	XFreeGC (target->dpy, gc);	1388	XFreeGC (dpy, gc);
1422	flags = flags & ~isInvalid;	1389	bg_flags |= isValid;
1423	}	1390	}
1424		1391
1425	XDestroyImage (result);	1392	XDestroyImage (result);
1426	}	1393	}
		1394	# endif
1427		1395
1428	if (flags & isInvalid)	1396	if (!(bg_flags & isValid))
1429	{	1397	{
1430	if (pixmap != None)	1398	if (bg_pixmap != None)
1431	{	1399	{
1432	XFreePixmap (target->dpy, pixmap);	1400	XFreePixmap (dpy, bg_pixmap);
1433	pixmap = None;	1401	bg_pixmap = None;
1434	}	1402	}
1435	}	1403	}
1436		1404
1437	apply ();	1405	scr_recolour (false);
		1406	bg_flags |= hasChanged;
1438		1407
1439	XSync (target->dpy, False);
1440	valid_since = ev::now ();	1408	bg_valid_since = ev::now ();
1441
1442	TIMING_TEST_PRINT_RESULT (tp);
1443		1409
1444	return true;	1410	return true;
1445	}	1411	}
1446		1412
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	1413	void
1464	bgPixmap_t::apply ()	1414	rxvt_term::bg_init ()
1465	{	1415	{
1466	if (target)
1467	{
1468	flags &= ~isVtOrigin;
1469
1470	if (pixmap != None)
1471	{
1472	/* set target's background to pixmap */
1473	# ifdef ENABLE_TRANSPARENCY	1416	#ifdef ENABLE_TRANSPARENCY
1474	if (flags & isTransparent)	1417	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	1418	#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		1419
1491	if (target->scrollBar.win)	1420	bg_flags &= ~(HAS_RENDER | HAS_RENDER_CONV);
1492	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);	1421	#if XRENDER
1493	}	1422	int major, minor;
1494	}	1423	if (XRenderQueryVersion (dpy, &major, &minor))
1495	else	1424	bg_flags |= HAS_RENDER;
1496	{	1425	XFilters *filters = XRenderQueryFilters (dpy, vt);
1497	/* set target background to a pixel */	1426	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	}	1427	{
		1428	for (int i = 0; i < filters->nfilter; i++)
		1429	if (!strcmp (filters->filter[i], FilterConvolution))
		1430	bg_flags |= HAS_RENDER_CONV;
		1431
		1432	XFree (filters);
		1433	}
		1434	#endif
1518	}	1435	}
1519		1436
1520	#endif /* HAVE_BG_PIXMAP */	1437	#endif /* HAVE_BG_PIXMAP */
1521		1438
1522	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) && !XFT	1439	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1523	/* taken from aterm-0.4.2 */	1440	/* taken from aterm-0.4.2 */
1524		1441
1525	typedef uint32_t RUINT32T;
1526
1527	static void	1442	static void
1528	ShadeXImage(rxvt_term *term, XImage *srcImage, int shade, int rm, int gm, int bm)	1443	shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c)
1529	{	1444	{
1530	int sh_r, sh_g, sh_b;	1445	int sh_r, sh_g, sh_b;
1531	RUINT32T mask_r, mask_g, mask_b;	1446	uint32_t mask_r, mask_g, mask_b;
1532	RUINT32T *lookup, *lookup_r, *lookup_g, *lookup_b;	1447	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1533	unsigned int lower_lim_r, lower_lim_g, lower_lim_b;	1448	rgba low;
1534	unsigned int upper_lim_r, upper_lim_g, upper_lim_b;	1449	rgba high;
1535	int i;	1450	int i;
		1451	int host_byte_order = byteorder::big_endian () ? MSBFirst : LSBFirst;
1536		1452
1537	Visual *visual = term->visual;
1538
1539	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return ;	1453	if (visual->c_class != TrueColor || ximage->format != ZPixmap) return;
1540
1541	if (shade == 0)
1542	shade = 100;
1543		1454
1544	/* for convenience */	1455	/* for convenience */
1545	mask_r = visual->red_mask;	1456	mask_r = visual->red_mask;
1546	mask_g = visual->green_mask;	1457	mask_g = visual->green_mask;
1547	mask_b = visual->blue_mask;	1458	mask_b = visual->blue_mask;
1548		1459
1549	/* boring lookup table pre-initialization */	1460	/* boring lookup table pre-initialization */
1550	switch (srcImage->bits_per_pixel) {	1461	switch (ximage->depth)
		1462	{
1551	case 15:	1463	case 15:
1552	if ((mask_r != 0x7c00) ||	1464	if ((mask_r != 0x7c00) ||
1553	(mask_g != 0x03e0) ||	1465	(mask_g != 0x03e0) ||
1554	(mask_b != 0x001f))	1466	(mask_b != 0x001f))
1555	return;	1467	return;
1556	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+32+32));	1468	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+32+32));
1557	lookup_r = lookup;	1469	lookup_r = lookup;
1558	lookup_g = lookup+32;	1470	lookup_g = lookup+32;
1559	lookup_b = lookup+32+32;	1471	lookup_b = lookup+32+32;
1560	sh_r = 10;	1472	sh_r = 10;
1561	sh_g = 5;	1473	sh_g = 5;
1562	sh_b = 0;	1474	sh_b = 0;
1563	break;	1475	break;
1564	case 16:	1476	case 16:
1565	if ((mask_r != 0xf800) ||	1477	if ((mask_r != 0xf800) ||
1566	(mask_g != 0x07e0) ||	1478	(mask_g != 0x07e0) ||
1567	(mask_b != 0x001f))	1479	(mask_b != 0x001f))
1568	return;	1480	return;
1569	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+64+32));	1481	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+64+32));
1570	lookup_r = lookup;	1482	lookup_r = lookup;
1571	lookup_g = lookup+32;	1483	lookup_g = lookup+32;
1572	lookup_b = lookup+32+64;	1484	lookup_b = lookup+32+64;
1573	sh_r = 11;	1485	sh_r = 11;
1574	sh_g = 5;	1486	sh_g = 5;
1575	sh_b = 0;	1487	sh_b = 0;
1576	break;	1488	break;
1577	case 24:	1489	case 24:
1578	if ((mask_r != 0xff0000) ||	1490	if ((mask_r != 0xff0000) ||
1579	(mask_g != 0x00ff00) ||	1491	(mask_g != 0x00ff00) ||
1580	(mask_b != 0x0000ff))	1492	(mask_b != 0x0000ff))
1581	return;	1493	return;
1582	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));	1494	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1583	lookup_r = lookup;	1495	lookup_r = lookup;
1584	lookup_g = lookup+256;	1496	lookup_g = lookup+256;
1585	lookup_b = lookup+256+256;	1497	lookup_b = lookup+256+256;
1586	sh_r = 16;	1498	sh_r = 16;
1587	sh_g = 8;	1499	sh_g = 8;
1588	sh_b = 0;	1500	sh_b = 0;
1589	break;	1501	break;
1590	case 32:	1502	case 32:
1591	if ((mask_r != 0xff0000) ||	1503	if ((mask_r != 0xff0000) ||
1592	(mask_g != 0x00ff00) ||	1504	(mask_g != 0x00ff00) ||
1593	(mask_b != 0x0000ff))	1505	(mask_b != 0x0000ff))
1594	return;	1506	return;
1595	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));	1507	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1596	lookup_r = lookup;	1508	lookup_r = lookup;
1597	lookup_g = lookup+256;	1509	lookup_g = lookup+256;
1598	lookup_b = lookup+256+256;	1510	lookup_b = lookup+256+256;
1599	sh_r = 16;	1511	sh_r = 16;
1600	sh_g = 8;	1512	sh_g = 8;
1601	sh_b = 0;	1513	sh_b = 0;
1602	break;	1514	break;
1603	default:	1515	default:
1604	return; /* we do not support this color depth */	1516	return; /* we do not support this color depth */
1605	}	1517	}
1606		1518
1607	/* prepare limits for color transformation (each channel is handled separately) */	1519	/* prepare limits for color transformation (each channel is handled separately) */
1608	if (shade < 0) {	1520	if (shade > 100)
		1521	{
1609	shade = -shade;	1522	shade = 200 - shade;
1610	if (shade < 0) shade = 0;
1611	if (shade > 100) shade = 100;
1612		1523
1613	lower_lim_r = 65535-rm;	1524	high.r = c.r * shade / 100;
1614	lower_lim_g = 65535-gm;	1525	high.g = c.g * shade / 100;
1615	lower_lim_b = 65535-bm;	1526	high.b = c.b * shade / 100;
1616		1527
1617	lower_lim_r = 65535-(unsigned int)(((RUINT32T)lower_lim_r)*((RUINT32T)shade)/100);	1528	low.r = 65535 * (100 - shade) / 100;
1618	lower_lim_g = 65535-(unsigned int)(((RUINT32T)lower_lim_g)*((RUINT32T)shade)/100);	1529	low.g = 65535 * (100 - shade) / 100;
1619	lower_lim_b = 65535-(unsigned int)(((RUINT32T)lower_lim_b)*((RUINT32T)shade)/100);	1530	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	}	1531	}
1632		1532	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	{	1533	{
1636	unsigned int tmp;	1534	high.r = c.r * shade / 100;
		1535	high.g = c.g * shade / 100;
		1536	high.b = c.b * shade / 100;
1637		1537
1638	tmp = lower_lim_r;	1538	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	}	1539	}
1646		1540
1647	/* fill our lookup tables */	1541	/* fill our lookup tables */
1648	for (i = 0; i <= mask_r>>sh_r; i++)	1542	for (i = 0; i <= mask_r>>sh_r; i++)
1649	{	1543	{
1650	RUINT32T tmp;	1544	uint32_t tmp;
1651	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_r-lower_lim_r));	1545	tmp = i * high.r;
1652	tmp += ((RUINT32T)(mask_r>>sh_r))*((RUINT32T)lower_lim_r);	1546	tmp += (mask_r>>sh_r) * low.r;
1653	lookup_r[i] = (tmp/65535)<<sh_r;	1547	lookup_r[i] = (tmp/65535)<<sh_r;
1654	}	1548	}
1655	for (i = 0; i <= mask_g>>sh_g; i++)	1549	for (i = 0; i <= mask_g>>sh_g; i++)
1656	{	1550	{
1657	RUINT32T tmp;	1551	uint32_t tmp;
1658	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_g-lower_lim_g));	1552	tmp = i * high.g;
1659	tmp += ((RUINT32T)(mask_g>>sh_g))*((RUINT32T)lower_lim_g);	1553	tmp += (mask_g>>sh_g) * low.g;
1660	lookup_g[i] = (tmp/65535)<<sh_g;	1554	lookup_g[i] = (tmp/65535)<<sh_g;
1661	}	1555	}
1662	for (i = 0; i <= mask_b>>sh_b; i++)	1556	for (i = 0; i <= mask_b>>sh_b; i++)
1663	{	1557	{
1664	RUINT32T tmp;	1558	uint32_t tmp;
1665	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_b-lower_lim_b));	1559	tmp = i * high.b;
1666	tmp += ((RUINT32T)(mask_b>>sh_b))*((RUINT32T)lower_lim_b);	1560	tmp += (mask_b>>sh_b) * low.b;
1667	lookup_b[i] = (tmp/65535)<<sh_b;	1561	lookup_b[i] = (tmp/65535)<<sh_b;
1668	}	1562	}
1669		1563
1670	/* apply table to input image (replacing colors by newly calculated ones) */	1564	/* apply table to input image (replacing colors by newly calculated ones) */
1671	switch (srcImage->bits_per_pixel)	1565	if (ximage->bits_per_pixel == 32
		1566	&& (ximage->depth == 24 || ximage->depth == 32)
		1567	&& ximage->byte_order == host_byte_order)
1672	{	1568	{
1673	case 15:
1674	{
1675	unsigned short *p1, *pf, *p, *pl;	1569	uint32_t *p1, *pf, *p, *pl;
1676	p1 = (unsigned short *) srcImage->data;	1570	p1 = (uint32_t *) ximage->data;
1677	pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);	1571	pf = (uint32_t *) (ximage->data + ximage->height * ximage->bytes_per_line);
		1572
1678	while (p1 < pf)	1573	while (p1 < pf)
1679	{	1574	{
1680	p = p1;	1575	p = p1;
1681	pl = p1 + srcImage->width;	1576	pl = p1 + ximage->width;
1682	for (; p < pl; p++)	1577	for (; p < pl; p++)
1683	{	1578	{
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] |	1579	*p = lookup_r[(*p & 0xff0000) >> 16] |
1743	lookup_g[(*p & 0x00ff00)>> 8] |	1580	lookup_g[(*p & 0x00ff00) >> 8] |
1744	lookup_b[(*p & 0x0000ff)] |	1581	lookup_b[(*p & 0x0000ff)] |
1745	(*p & ~0xffffff);	1582	(*p & 0xff000000);
		1583	}
		1584	p1 = (uint32_t *) ((char *) p1 + ximage->bytes_per_line);
		1585	}
		1586	}
		1587	else
		1588	{
		1589	for (int y = 0; y < ximage->height; y++)
		1590	for (int x = 0; x < ximage->width; x++)
		1591	{
		1592	unsigned long pixel = XGetPixel (ximage, x, y);
		1593	pixel = lookup_r[(pixel & mask_r) >> sh_r] |
		1594	lookup_g[(pixel & mask_g) >> sh_g] |
		1595	lookup_b[(pixel & mask_b) >> sh_b];
		1596	XPutPixel (ximage, x, y, pixel);
1746	}	1597	}
1747	p1 = (RUINT32T *) ((char *) p1 + srcImage->bytes_per_line);
1748	}	1598	}
1749	break;
1750	}
1751	}
1752		1599
1753	free (lookup);	1600	free (lookup);
1754	}	1601	}
1755	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */	1602	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */

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