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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.61 by sf-exg, Sun Oct 3 20:48:34 2010 UTC vs.
Revision 1.158 by sf-exg, Wed Aug 10 07:28:36 2011 UTC

1	/*----------------------------------------------------------------------*	1	/*----------------------------------------------------------------------*
2	* File: background.C - former xpm.C	2	* File: background.C - former xpm.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	*	4	*
5	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
6	* Copyright (c) 2005-2008 Marc Lehmann <pcg@goof.com>	6	* Copyright (c) 2005-2008 Marc Lehmann <schmorp@schmorp.de>
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
84	* proper aspect ratio for the image. Any portion of the	54	* proper aspect ratio for the image. Any portion of the
85	* background not covered by the image is filled with the	55	* background not covered by the image is filled with the
86	* current background color.	56	* current background color.
87	* hscale Scale horizontally, tile vertically ?
88	* vscale Tile horizontally, scale vertically ?
89	* scale Scale both up and down	57	* scale Scale both up and down
90	* auto Same as 100x100+50+50
91	*/	58	*/
92		59
93	#ifdef HAVE_BG_PIXMAP	60	#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	61	void
116	bgPixmap_t::destroy ()	62	rxvt_term::bg_destroy ()
117	{	63	{
118	#ifdef HAVE_AFTERIMAGE	64	#ifdef HAVE_AFTERIMAGE
119	if (original_asim)	65	if (original_asim)
120	safe_asimage_destroy (original_asim);	66	safe_asimage_destroy (original_asim);
		67	if (asv)
		68	destroy_asvisual (asv, 0);
		69	if (asimman)
		70	destroy_image_manager (asimman, 0);
121	#endif	71	#endif
122		72
123	#ifdef HAVE_PIXBUF	73	#ifdef HAVE_PIXBUF
124	if (pixbuf)	74	if (pixbuf)
125	g_object_unref (pixbuf);	75	g_object_unref (pixbuf);
126	#endif	76	#endif
127		77
128	if (pixmap && target)	78	if (bg_pixmap)
129	XFreePixmap (target->dpy, pixmap);	79	XFreePixmap (dpy, bg_pixmap);
130	}	80	}
131		81
132	bool	82	bool
133	bgPixmap_t::window_size_sensitive ()	83	rxvt_term::bg_set_position (int x, int y)
		84	{
		85
		86	if (target_x != x
		87	|| target_y != y)
		88	{
		89	target_x = x;
		90	target_y = y;
		91	return true;
		92	}
		93	return false;
		94	}
		95
		96	bool
		97	rxvt_term::bg_window_size_sensitive ()
134	{	98	{
135	# ifdef ENABLE_TRANSPARENCY	99	# ifdef ENABLE_TRANSPARENCY
136	if (flags & isTransparent)	100	if (bg_flags & BG_IS_TRANSPARENT)
137	return true;	101	return true;
138	# endif	102	# endif
139		103
140	# ifdef BG_IMAGE_FROM_FILE	104	# ifdef BG_IMAGE_FROM_FILE
141	if (have_image)	105	if (bg_flags & BG_IS_FROM_FILE)
142	{	106	{
143	if (flags & sizeSensitive)	107	if (bg_flags & BG_IS_SIZE_SENSITIVE)
144	return true;	108	return true;
145	}	109	}
146	# endif	110	# endif
147		111
148	return false;	112	return false;
149	}	113	}
150		114
151	bool	115	bool
152	bgPixmap_t::window_position_sensitive ()	116	rxvt_term::bg_window_position_sensitive ()
153	{	117	{
154	# ifdef ENABLE_TRANSPARENCY	118	# ifdef ENABLE_TRANSPARENCY
155	if (flags & isTransparent)	119	if (bg_flags & BG_IS_TRANSPARENT)
156	return true;	120	return true;
157	# endif	121	# endif
158		122
159	# ifdef BG_IMAGE_FROM_FILE	123	# ifdef BG_IMAGE_FROM_FILE
160	if (have_image)	124	if (bg_flags & BG_IS_FROM_FILE)
161	{	125	{
162	if (h_align == rootAlign || v_align == rootAlign)	126	if (bg_flags & BG_ROOT_ALIGN)
163	return true;	127	return true;
164	}	128	}
165	# endif	129	# endif
166		130
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;	131	return false;
188	}	132	}
189		133
190	# ifdef BG_IMAGE_FROM_FILE	134	# ifdef BG_IMAGE_FROM_FILE
191	static inline bool	135	static inline bool
…		…
207	static inline bool	151	static inline bool
208	check_set_align_value (int geom_flags, int flag, int &align, int new_value)	152	check_set_align_value (int geom_flags, int flag, int &align, int new_value)
209	{	153	{
210	if (geom_flags & flag)	154	if (geom_flags & flag)
211	{	155	{
212	if (new_value != bgPixmap_t::rootAlign)
213	{
214	if (new_value < -100)	156	if (new_value < -100)
215	new_value = -100;	157	new_value = -100;
216	else if (new_value > 200)	158	else if (new_value > 200)
217	new_value = 200;	159	new_value = 200;
218	}
219	if (new_value != align)	160	if (new_value != align)
220	{	161	{
221	align = new_value;	162	align = new_value;
222	return true;	163	return true;
223	}	164	}
…		…
229	make_align_position (int align, int window_size, int image_size)	170	make_align_position (int align, int window_size, int image_size)
230	{	171	{
231	int diff = window_size - image_size;	172	int diff = window_size - image_size;
232	int smaller = min (image_size, window_size);	173	int smaller = min (image_size, window_size);
233		174
234	if (align >= 0 && align <= 50)	175	if (align >= 0 && align <= 100)
235	return diff * align / 100;	176	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 )	177	else if (align > 100 && align <= 200)
239	return ((align - 100) * smaller / 100) + window_size - smaller;	178	return ((align - 100) * smaller / 100) + window_size - smaller;
240	else if (align > -100 && align < 0)	179	else if (align >= -100 && align < 0)
241	return ((align + 100) * smaller / 100) - image_size;	180	return ((align + 100) * smaller / 100) - image_size;
242	return 0;	181	return 0;
243	}	182	}
244		183
245	static inline int	184	static inline int
246	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)	185	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)
247	{	186	{
248	int src_pos = 0;	187	int src_pos = 0;
249	dst_pos = 0;	188	dst_pos = pos;
250	dst_size = size;	189	dst_size = size;
251	if (pos < 0)	190	if (pos < 0)
252	{	191	{
253	src_pos = -pos;	192	src_pos = -pos;
		193	dst_pos = 0;
254	dst_size += pos;	194	dst_size += pos;
255	}	195	}
256	else if (pos > 0)
257	dst_pos = pos;
258		196
259	if (dst_pos + dst_size > target_size)	197	if (dst_pos + dst_size > target_size)
260	dst_size = target_size - dst_pos;	198	dst_size = target_size - dst_pos;
261	return src_pos;	199	return src_pos;
262	}	200	}
263		201
264	bool	202	bool
265	bgPixmap_t::set_geometry (const char *geom)	203	rxvt_term::bg_set_geometry (const char *geom, bool update)
266	{	204	{
		205	bool changed = false;
267	int geom_flags = 0, changed = 0;	206	int geom_flags = 0;
268	int x = 0, y = 0;	207	int x = 0, y = 0;
269	unsigned int w = 0, h = 0;	208	unsigned int w = 0, h = 0;
270	unsigned int n;	209	unsigned int n;
271	unsigned long new_flags = (flags & (~geometryFlags));	210	unsigned long new_flags = (bg_flags & (~BG_GEOMETRY_FLAGS));
272	const char *p;	211	const char *ops;
273	# define MAXLEN_GEOM 256 /* could be longer than regular geometry string */
274		212
275	if (geom == NULL)	213	if (geom == NULL)
276	return false;	214	return false;
277		215
278	char str[MAXLEN_GEOM];	216	char str[256];
279		217
280	while (isspace(*geom)) ++geom;
281	if ((p = strchr (geom, ';')) == NULL)
282	p = strchr (geom, '\0');	218	ops = strchr (geom, ':');
283		219	if (ops == NULL)
		220	n = strlen (geom);
		221	else
284	n = (p - geom);	222	n = ops - geom;
285	if (n < MAXLEN_GEOM)
286	{
287	char *ops;
288	new_flags |= geometrySet;
289		223
		224	if (n >= sizeof (str))
		225	return false;
		226
290	memcpy (str, geom, n);	227	memcpy (str, geom, n);
291	str[n] = '\0';	228	str[n] = '\0';
292	if (str[0] == ':')	229	rxvt_strtrim (str);
293	ops = &str[0];	230
294	else if (str[0] != 'x' && str[0] != 'X' && isalpha(str[0]))	231	if (str[0])
295	ops = &str[0];	232	{
296	else	233	/* we have geometry string - let's handle it prior to applying ops */
		234	geom_flags = XParseGeometry (str, &x, &y, &w, &h);
		235	} /* done parsing geometry string */
		236
		237	if (!update)
		238	{
		239	if (!(geom_flags & XValue))
		240	x = y = defaultAlign;
		241	else if (!(geom_flags & YValue))
		242	y = x;
		243
		244	if (!(geom_flags & (WidthValue|HeightValue)))
		245	w = h = defaultScale;
		246	else if (!(geom_flags & HeightValue))
		247	h = w;
		248	else if (!(geom_flags & WidthValue))
		249	w = h;
		250
		251	geom_flags |= WidthValue|HeightValue|XValue|YValue;
		252	}
		253
		254	if (ops)
		255	{
		256	char **arr = rxvt_strsplit (':', ops + 1);
		257
		258	for (int i = 0; arr[i]; i++)
297	{	259	{
298	char *tmp;	260	if (!strcasecmp (arr[i], "tile"))
299	ops = strchr (str, ':');
300	if (ops != NULL)
301	{	261	{
302	for (tmp = ops-1; tmp >= str && isspace(*tmp); --tmp);	262	new_flags |= BG_TILE;
303	*(++tmp) = '\0';	263	w = h = noScale;
304	if (ops == tmp) ++ops;	264	geom_flags |= WidthValue|HeightValue;
305	}	265	}
306	}	266	else if (!strcasecmp (arr[i], "propscale"))
307
308	if (ops > str || ops == NULL)
309	{
310	/* we have geometry string - let's handle it prior to applying ops */
311	geom_flags = XParseGeometry (str, &x, &y, &w, &h);
312
313	if ((geom_flags & XValue) && !(geom_flags & YValue))
314	{	267	{
315	y = x;	268	new_flags |= BG_PROP_SCALE;
316	geom_flags |= YValue;
317	}	269	}
318		270	else if (!strcasecmp (arr[i], "scale"))
319	if (flags & geometrySet)
320	{	271	{
321	/* new geometry is an adjustment to the old one ! */	272	if (h == 0) h = windowScale;
		273	if (w == 0) w = windowScale;
		274
322	if ((geom_flags & WidthValue) && (geom_flags & HeightValue))	275	geom_flags |= WidthValue|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	}	276	}
344	else /* setting up geometry from scratch */	277	else if (!strcasecmp (arr[i], "root"))
345	{	278	{
346	if (!(geom_flags & XValue))	279	new_flags |= BG_TILE|BG_ROOT_ALIGN;
347	{	280	w = h = noScale;
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)	281	geom_flags |= WidthValue|HeightValue;
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	}	282	}
367	} /* done parsing geometry string */
368	else if (!(flags & geometrySet))
369	{
370	/* default geometry - scaled and centered */
371	x = y = defaultAlign;
372	w = h = defaultScale;
373	}
374
375	if (!(flags & geometrySet))
376	geom_flags |= WidthValue|HeightValue|XValue|YValue;
377
378	if (ops)
379	{
380	while (*ops)
381	{
382	while (*ops == ':' || isspace(*ops)) ++ops;
383
384	# define CHECK_GEOM_OPS(op_str) (strncasecmp (ops, (op_str), sizeof (op_str) - 1) == 0)
385	if (CHECK_GEOM_OPS ("tile"))
386	{
387	w = h = noScale;
388	geom_flags |= WidthValue|HeightValue;
389	}
390	else if (CHECK_GEOM_OPS ("propscale"))
391	{
392	if (w == 0 && h == 0)
393	{
394	w = windowScale;
395	geom_flags |= WidthValue;
396	}
397	new_flags |= propScale;
398	}
399	else if (CHECK_GEOM_OPS ("hscale"))
400	{
401	if (w == 0) w = windowScale;
402
403	h = noScale;
404	geom_flags |= WidthValue|HeightValue;
405	}
406	else if (CHECK_GEOM_OPS ("vscale"))
407	{
408	if (h == 0) h = windowScale;
409
410	w = noScale;
411	geom_flags |= WidthValue|HeightValue;
412	}
413	else if (CHECK_GEOM_OPS ("scale"))
414	{
415	if (h == 0) h = windowScale;
416	if (w == 0) w = windowScale;
417
418	geom_flags |= WidthValue|HeightValue;
419	}
420	else if (CHECK_GEOM_OPS ("auto"))
421	{
422	w = h = windowScale;
423	x = y = centerAlign;
424	geom_flags |= WidthValue|HeightValue|XValue|YValue;
425	}
426	else if (CHECK_GEOM_OPS ("root"))
427	{
428	w = h = noScale;
429	x = y = rootAlign;
430	geom_flags |= WidthValue|HeightValue|XValue|YValue;
431	}
432	# undef CHECK_GEOM_OPS
433
434	while (*ops != ':' && *ops != '\0') ++ops;
435	} /* done parsing ops */	283	} /* done parsing ops */
436	}
437		284
		285	rxvt_free_strsplit (arr);
		286	}
		287
438	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) ++changed;	288	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;
439	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) ++changed;	289	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;
440	if (check_set_align_value (geom_flags, XValue, h_align, x)) ++changed;	290	if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;
441	if (check_set_align_value (geom_flags, YValue, v_align, y)) ++changed;	291	if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
442	}
443		292
444	if (new_flags != flags)	293	if (new_flags != bg_flags)
445	{	294	{
446	flags = new_flags;	295	bg_flags = new_flags;
447	changed++;	296	changed = true;
448	}	297	}
449		298
450	//fprintf (stderr, "flags = %lX, scale = %ux%u, align=%+d%+d\n",
451	// flags, h_scale, v_scale, h_align, v_align);
452	return (changed > 0);	299	return changed;
453	}	300	}
454		301
455	void	302	void
456	bgPixmap_t::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)	303	rxvt_term::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
457	{	304	{
458	int target_width = target->szHint.width;	305	int target_width = szHint.width;
459	int target_height = target->szHint.height;	306	int target_height = szHint.height;
460		307
		308	if (bg_flags & BG_PROP_SCALE)
		309	{
		310	float scale = (float)target_width / image_width;
		311	min_it (scale, (float)target_height / image_height);
		312	w = image_width * scale + 0.5;
		313	h = image_height * scale + 0.5;
		314	}
		315	else
		316	{
461	w = h_scale * target_width / 100;	317	w = h_scale * target_width / 100;
462	h = v_scale * target_height / 100;	318	h = v_scale * target_height / 100;
463
464	if (h_align == rootAlign || v_align == rootAlign)
465	{	319	}
466	target->get_window_origin (x, y);	320
467	x = -x;	321	if (!w) w = image_width;
468	y = -y;	322	if (!h) h = image_height;
		323
		324	if (bg_flags & BG_ROOT_ALIGN)
469	}	325	{
470		326	x = -target_x;
471	if (h_align != rootAlign)	327	y = -target_y;
		328	}
		329	else
		330	{
472	x = make_align_position (h_align, target_width, w > 0 ? w : image_width);	331	x = make_align_position (h_align, target_width, w);
473
474	if (v_align != rootAlign)
475	y = make_align_position (v_align, target_height, h > 0 ? h : image_height);	332	y = make_align_position (v_align, target_height, h);
		333	}
476		334
477	flags &= ~sizeSensitive;	335	bg_flags &= ~BG_IS_SIZE_SENSITIVE;
478	if (h_scale != 0 || v_scale != 0	336	if (!(bg_flags & BG_TILE)
479	|| h_align != 0 || v_align != 0	337	|| (bg_flags & BG_PROP_SCALE) || h_scale || v_scale
		338	|| (!(bg_flags & BG_ROOT_ALIGN) && (h_align || v_align))
480	|| image_width > target_width || image_height > target_height)	339	|| w > target_width || h > target_height)
481	flags |= sizeSensitive;	340	bg_flags |= BG_IS_SIZE_SENSITIVE;
482	}	341	}
483		342
484	# ifdef HAVE_AFTERIMAGE	343	# ifdef HAVE_AFTERIMAGE
485	bool	344	bool
486	bgPixmap_t::render_image (unsigned long background_flags)	345	rxvt_term::render_image (unsigned long tr_flags)
487	{	346	{
488	if (target == NULL)
489	return false;
490
491	target->init_asv ();	347	init_asv ();
492		348
493	ASImage *background = NULL;	349	ASImage *background = NULL;
494	ARGB32 background_tint = TINT_LEAVE_SAME;	350	ARGB32 background_tint = TINT_LEAVE_SAME;
495		351
496	# ifdef ENABLE_TRANSPARENCY	352	# ifdef ENABLE_TRANSPARENCY
497	if (background_flags)	353	if (tr_flags)
498	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);	354	background = pixmap2ximage (asv, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, 100);
499		355
500	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	356	if (tr_flags & BG_NEEDS_TINT)
501	{	357	{
502	ShadingInfo as_shade;	358	ShadingInfo as_shade;
503	as_shade.shading = (shade == 0) ? 100 : shade;	359	as_shade.shading = shade;
504		360
505	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	361	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
506	if (flags & tintSet)	362	if (bg_flags & BG_TINT_SET)
507	tint.get (c);	363	tint.get (c);
508	as_shade.tintColor.red = c.r;	364	as_shade.tintColor.red = c.r;
509	as_shade.tintColor.green = c.g;	365	as_shade.tintColor.green = c.g;
510	as_shade.tintColor.blue = c.b;	366	as_shade.tintColor.blue = c.b;
511		367
512	background_tint = shading2tint32 (&as_shade);	368	background_tint = shading2tint32 (&as_shade);
513	}	369	}
514		370
515	if (!(background_flags & transpPmapBlured) && (flags & blurNeeded) && background != NULL)	371	if ((tr_flags & BG_NEEDS_BLUR) && background != NULL)
516	{	372	{
517	ASImage *tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,	373	ASImage *tmp = blur_asimage_gauss (asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
518	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,	374	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,
519	100, ASIMAGE_QUALITY_DEFAULT);	375	100, ASIMAGE_QUALITY_DEFAULT);
520	if (tmp)	376	if (tmp)
521	{	377	{
522	destroy_asimage (&background);	378	destroy_asimage (&background);
…		…
525	}	381	}
526	# endif	382	# endif
527		383
528	ASImage *result = 0;	384	ASImage *result = 0;
529		385
530	int target_width = target->szHint.width;	386	int target_width = szHint.width;
531	int target_height = target->szHint.height;	387	int target_height = szHint.height;
532	int new_pmap_width = target_width;	388	int new_pmap_width = target_width;
533	int new_pmap_height = target_height;	389	int new_pmap_height = target_height;
534		390
535	int x = 0;	391	int x = 0;
536	int y = 0;	392	int y = 0;
537	int w = 0;	393	int w = 0;
538	int h = 0;	394	int h = 0;
539		395
540	TIMING_TEST_START (asim);
541
542	if (original_asim)	396	if (original_asim)
543	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);	397	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
544		398
545	if (!original_asim	399	if (!original_asim
		400	|| (!(bg_flags & BG_ROOT_ALIGN)
546	|| x >= target_width	401	&& (x >= target_width
547	|| y >= target_height	402	|| y >= target_height
548	|| (w > 0 && x + w <= 0)	403	|| (x + w <= 0)
549	|| (h > 0 && y + h <= 0))	404	|| (y + h <= 0))))
550	{	405	{
551	if (background)	406	if (background)
552	{	407	{
553	new_pmap_width = background->width;	408	new_pmap_width = background->width;
554	new_pmap_height = background->height;	409	new_pmap_height = background->height;
555	result = background;	410	result = background;
556		411
557	if (background_tint != TINT_LEAVE_SAME)	412	if (background_tint != TINT_LEAVE_SAME)
558	{	413	{
559	ASImage *tmp = tile_asimage (target->asv, background, 0, 0,	414	ASImage *tmp = tile_asimage (asv, background, 0, 0,
560	target_width, target_height, background_tint,	415	target_width, target_height, background_tint,
561	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);	416	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
562	if (tmp)	417	if (tmp)
563	result = tmp;	418	result = tmp;
564	}	419	}
…		…
568	}	423	}
569	else	424	else
570	{	425	{
571	result = original_asim;	426	result = original_asim;
572		427
573	if ((w > 0 && w != original_asim->width)	428	if ((w != original_asim->width)
574	|| (h > 0 && h != original_asim->height))	429	|| (h != original_asim->height))
575	{	430	{
576	result = scale_asimage (target->asv, original_asim,	431	result = scale_asimage (asv, original_asim,
577	w > 0 ? w : original_asim->width,	432	w, h,
578	h > 0 ? h : original_asim->height,
579	background ? ASA_ASImage : ASA_XImage,	433	background ? ASA_ASImage : ASA_XImage,
580	100, ASIMAGE_QUALITY_DEFAULT);	434	100, ASIMAGE_QUALITY_DEFAULT);
581	}	435	}
582		436
583	if (background == NULL)	437	if (background == NULL)
584	{	438	{
585	if (h_scale == 0 || v_scale == 0)	439	if (bg_flags & BG_TILE)
586	{	440	{
587	/* if tiling - pixmap has to be sized exactly as the image,	441	/* if tiling - pixmap has to be sized exactly as the image,
588	but there is no need to make it bigger than the window! */	442	but there is no need to make it bigger than the window! */
589	new_pmap_width = min (result->width, target_width);	443	new_pmap_width = min (result->width, target_width);
590	new_pmap_height = min (result->height, target_height);	444	new_pmap_height = min (result->height, target_height);
591		445
592	/* we also need to tile our image in both directions */	446	/* we also need to tile our image in both directions */
593	ASImage *tmp = tile_asimage (target->asv, result,	447	ASImage *tmp = tile_asimage (asv, result,
594	(int)result->width - x,	448	(int)result->width - x,
595	(int)result->height - y,	449	(int)result->height - y,
596	new_pmap_width,	450	new_pmap_width,
597	new_pmap_height,	451	new_pmap_height,
598	TINT_LEAVE_SAME, ASA_XImage,	452	TINT_LEAVE_SAME, ASA_XImage,
…		…
615	layers[0].clip_width = target_width;	469	layers[0].clip_width = target_width;
616	layers[0].clip_height = target_height;	470	layers[0].clip_height = target_height;
617	layers[0].tint = background_tint;	471	layers[0].tint = background_tint;
618	layers[1].im = result;	472	layers[1].im = result;
619		473
620	if (w <= 0)	474	if (bg_flags & BG_TILE)
621	{	475	{
622	/* tile horizontally */	476	/* tile horizontally */
623	while (x > 0) x -= (int)result->width;	477	while (x > 0) x -= (int)result->width;
624	layers[1].dst_x = x;	478	layers[1].dst_x = x;
625	layers[1].clip_width = result->width+target_width;	479	layers[1].clip_width = result->width+target_width;
…		…
629	/* clip horizontally */	483	/* clip horizontally */
630	layers[1].dst_x = x;	484	layers[1].dst_x = x;
631	layers[1].clip_width = result->width;	485	layers[1].clip_width = result->width;
632	}	486	}
633		487
634	if (h <= 0)	488	if (bg_flags & BG_TILE)
635	{	489	{
636	while (y > 0) y -= (int)result->height;	490	while (y > 0) y -= (int)result->height;
637	layers[1].dst_y = y;	491	layers[1].dst_y = y;
638	layers[1].clip_height = result->height + target_height;	492	layers[1].clip_height = result->height + target_height;
639	}	493	}
…		…
641	{	495	{
642	layers[1].dst_y = y;	496	layers[1].dst_y = y;
643	layers[1].clip_height = result->height;	497	layers[1].clip_height = result->height;
644	}	498	}
645		499
646	if (target->rs[Rs_blendtype])	500	if (rs[Rs_blendtype])
647	{	501	{
648	layers[1].merge_scanlines = blend_scanlines_name2func (target->rs[Rs_blendtype]);	502	layers[1].merge_scanlines = blend_scanlines_name2func (rs[Rs_blendtype]);
649	if (layers[1].merge_scanlines == NULL)	503	if (layers[1].merge_scanlines == NULL)
650	layers[1].merge_scanlines = alphablend_scanlines;	504	layers[1].merge_scanlines = alphablend_scanlines;
651	}	505	}
652		506
653	ASImage *tmp = merge_layers (target->asv, layers, 2, target_width, target_height,	507	ASImage *tmp = merge_layers (asv, layers, 2, target_width, target_height,
654	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);	508	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
655		509
656	if (tmp)	510	if (tmp)
657	{	511	{
658	if (result != original_asim)	512	if (result != original_asim)
…		…
662	}	516	}
663		517
664	free (layers);	518	free (layers);
665	}	519	}
666	}	520	}
667	TIMING_TEST_PRINT_RESULT (asim);
668		521
669	bool ret = false;	522	bool ret = false;
670		523
671	if (result)	524	if (result)
672	{	525	{
673	XGCValues gcv;	526	XGCValues gcv;
674	GC gc;	527	GC gc;
675		528
676	if (pixmap)
677	{
678	if (pmap_width != new_pmap_width
679	|| pmap_height != new_pmap_height
680	|| pmap_depth != target->depth)
681	{
682	XFreePixmap (target->dpy, pixmap);
683	pixmap = None;
684	}
685	}
686
687	/* create Pixmap */	529	/* create Pixmap */
688	if (pixmap == None)	530	if (bg_pixmap == None
		531	|| bg_pmap_width != new_pmap_width
		532	|| bg_pmap_height != new_pmap_height)
689	{	533	{
		534	if (bg_pixmap)
		535	XFreePixmap (dpy, bg_pixmap);
690	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);	536	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
691	pmap_width = new_pmap_width;	537	bg_pmap_width = new_pmap_width;
692	pmap_height = new_pmap_height;	538	bg_pmap_height = new_pmap_height;
693	pmap_depth = target->depth;
694	}	539	}
695	/* fill with background color (if result's not completely overlapping it) */	540	/* fill with background color (if result's not completely overlapping it) */
696	gcv.foreground = target->pix_colors[Color_bg];	541	gcv.foreground = pix_colors[Color_bg];
697	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);	542	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
698		543
699	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;	544	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
700	int dst_width = result->width, dst_height = result->height;	545	int dst_width = result->width, dst_height = result->height;
701	if (background == NULL)	546	if (background == NULL)
702	{	547	{
703	if (!(h_scale == 0 || v_scale == 0))	548	if (!(bg_flags & BG_TILE))
704	{	549	{
705	src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );	550	src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );
706	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);	551	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
707	}	552	}
708		553
709	if (dst_x > 0 || dst_y > 0	554	if (dst_x > 0 || dst_y > 0
710	|| dst_x + dst_width < new_pmap_width	555	|| dst_x + dst_width < new_pmap_width
711	|| dst_y + dst_height < new_pmap_height)	556	|| dst_y + dst_height < new_pmap_height)
712	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	557	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
713	}	558	}
714		559
715	/* put result on pixmap */	560	/* put result on pixmap */
716	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	561	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
717	asimage2drawable (target->asv, pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);	562	asimage2drawable (asv, bg_pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);
718		563
719	if (result != background && result != original_asim)	564	if (result != background && result != original_asim)
720	destroy_asimage (&result);	565	destroy_asimage (&result);
721		566
722	XFreeGC (target->dpy, gc);	567	XFreeGC (dpy, gc);
723	TIMING_TEST_PRINT_RESULT (asim);
724		568
725	ret = true;	569	ret = true;
726	}	570	}
727		571
728	if (background)	572	if (background)
…		…
732	}	576	}
733	# endif /* HAVE_AFTERIMAGE */	577	# endif /* HAVE_AFTERIMAGE */
734		578
735	# ifdef HAVE_PIXBUF	579	# ifdef HAVE_PIXBUF
736	bool	580	bool
737	bgPixmap_t::render_image (unsigned long background_flags)	581	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
		582	int src_x, int src_y, int dst_x, int dst_y,
		583	unsigned int width, unsigned int height)
738	{	584	{
739	if (target == NULL)	585	XImage *ximage;
		586	char *data, *line;
		587	int bytes_per_pixel;
		588	int width_r, width_g, width_b;
		589	int sh_r, sh_g, sh_b;
		590	int rowstride;
		591	int channels;
		592	unsigned char *row;
		593
		594	if (visual->c_class != TrueColor)
740	return false;	595	return false;
741		596
		597	if (depth == 24 || depth == 32)
		598	bytes_per_pixel = 4;
		599	else if (depth == 15 || depth == 16)
		600	bytes_per_pixel = 2;
		601	else
		602	return false;
		603
		604	width_r = ecb_popcount32 (visual->red_mask);
		605	width_g = ecb_popcount32 (visual->green_mask);
		606	width_b = ecb_popcount32 (visual->blue_mask);
		607
		608	if (width_r > 8 || width_g > 8 || width_b > 8)
		609	return false;
		610
		611	sh_r = ecb_ctz32 (visual->red_mask);
		612	sh_g = ecb_ctz32 (visual->green_mask);
		613	sh_b = ecb_ctz32 (visual->blue_mask);
		614
		615	if (width > INT_MAX / height / bytes_per_pixel)
		616	return false;
		617
		618	data = (char *)malloc (width * height * bytes_per_pixel);
		619	if (!data)
		620	return false;
		621
		622	ximage = XCreateImage (dpy, visual, depth, ZPixmap, 0, data,
		623	width, height, bytes_per_pixel * 8, 0);
		624	if (!ximage)
		625	{
		626	free (data);
		627	return false;
		628	}
		629
		630	ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
		631
		632	rowstride = gdk_pixbuf_get_rowstride (pixbuf);
		633	channels = gdk_pixbuf_get_n_channels (pixbuf);
		634	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
		635	line = data;
		636
		637	for (int y = 0; y < height; y++)
		638	{
		639	for (int x = 0; x < width; x++)
		640	{
		641	unsigned char *pixel = row + x * channels;
		642	uint32_t value;
		643
		644	value = ((pixel[0] >> (8 - width_r)) << sh_r)
		645	| ((pixel[1] >> (8 - width_g)) << sh_g)
		646	| ((pixel[2] >> (8 - width_b)) << sh_b);
		647
		648	if (bytes_per_pixel == 4)
		649	((uint32_t *)line)[x] = value;
		650	else
		651	((uint16_t *)line)[x] = value;
		652	}
		653
		654	row += rowstride;
		655	line += ximage->bytes_per_line;
		656	}
		657
		658	XPutImage (dpy, pixmap, gc, ximage, 0, 0, dst_x, dst_y, width, height);
		659	XDestroyImage (ximage);
		660	return true;
		661	}
		662
		663	bool
		664	rxvt_term::render_image (unsigned long tr_flags)
		665	{
742	if (!pixbuf)	666	if (!pixbuf)
743	return false;	667	return false;
744		668
745	// TODO: add alpha blending	669	if (tr_flags
746	if (background_flags)	670	&& !(bg_flags & BG_HAS_RENDER))
747	return false;	671	return false;
748		672
749	GdkPixbuf *result;	673	GdkPixbuf *result;
750		674
751	int image_width = gdk_pixbuf_get_width (pixbuf);	675	int image_width = gdk_pixbuf_get_width (pixbuf);
752	int image_height = gdk_pixbuf_get_height (pixbuf);	676	int image_height = gdk_pixbuf_get_height (pixbuf);
753		677
754	int target_width = target->szHint.width;	678	int target_width = szHint.width;
755	int target_height = target->szHint.height;	679	int target_height = szHint.height;
756	int new_pmap_width = target_width;	680	int new_pmap_width = target_width;
757	int new_pmap_height = target_height;	681	int new_pmap_height = target_height;
758		682
759	int x = 0;	683	int x = 0;
760	int y = 0;	684	int y = 0;
761	int w = 0;	685	int w = 0;
762	int h = 0;	686	int h = 0;
763		687
764	get_image_geometry (image_width, image_height, w, h, x, y);	688	get_image_geometry (image_width, image_height, w, h, x, y);
765		689
		690	if (!(bg_flags & BG_ROOT_ALIGN)
766	if (x >= target_width	691	&& (x >= target_width
767	|| y >= target_height	692	|| y >= target_height
768	|| (w > 0 && x + w <= 0)	693	|| (x + w <= 0)
769	|| (h > 0 && y + h <= 0))	694	|| (y + h <= 0)))
770	return false;	695	return false;
771		696
772	result = pixbuf;	697	result = pixbuf;
773		698
774	if ((w > 0 && w != image_width)	699	if ((w != image_width)
775	|| (h > 0 && h != image_height))	700	|| (h != image_height))
776	{	701	{
777	result = gdk_pixbuf_scale_simple (pixbuf,	702	result = gdk_pixbuf_scale_simple (pixbuf,
778	w > 0 ? w : image_width,	703	w, h,
779	h > 0 ? h : image_height,
780	GDK_INTERP_BILINEAR);	704	GDK_INTERP_BILINEAR);
781	}	705	}
782		706
		707	if (!result)
		708	return false;
		709
783	bool ret = false;	710	bool ret = false;
784		711
785	if (result)
786	{
787	XGCValues gcv;	712	XGCValues gcv;
788	GC gc;	713	GC gc;
		714	Pixmap root_pmap;
789		715
790	image_width = gdk_pixbuf_get_width (result);	716	image_width = gdk_pixbuf_get_width (result);
791	image_height = gdk_pixbuf_get_height (result);	717	image_height = gdk_pixbuf_get_height (result);
792		718
793	if (h_scale == 0 || v_scale == 0)	719	if (tr_flags)
		720	{
		721	root_pmap = bg_pixmap;
		722	bg_pixmap = None;
		723	}
		724	else
		725	{
		726	if (bg_flags & BG_TILE)
794	{	727	{
795	new_pmap_width = min (image_width, target_width);	728	new_pmap_width = min (image_width, target_width);
796	new_pmap_height = min (image_height, target_height);	729	new_pmap_height = min (image_height, target_height);
797	}	730	}
		731	}
798		732
		733	if (bg_pixmap == None
		734	|| bg_pmap_width != new_pmap_width
		735	|| bg_pmap_height != new_pmap_height)
		736	{
799	if (pixmap)	737	if (bg_pixmap)
800	{
801	if (pmap_width != new_pmap_width
802	|| pmap_height != new_pmap_height
803	|| pmap_depth != target->depth)
804	{
805	XFreePixmap (target->dpy, pixmap);	738	XFreePixmap (dpy, bg_pixmap);
806	pixmap = None;
807	}
808	}
809
810	if (pixmap == None)
811	{
812	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);	739	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
813	pmap_width = new_pmap_width;	740	bg_pmap_width = new_pmap_width;
814	pmap_height = new_pmap_height;	741	bg_pmap_height = new_pmap_height;
815	pmap_depth = target->depth;	742	}
		743
		744	gcv.foreground = pix_colors[Color_bg];
		745	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
		746
		747	if (gc)
		748	{
		749	if (bg_flags & BG_TILE)
816	}	750	{
817
818	gcv.foreground = target->pix_colors[Color_bg];
819	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
820
821	if (h_scale == 0 || v_scale == 0)
822	{
823	Pixmap tile = XCreatePixmap (target->dpy, target->vt, image_width, image_height, target->depth);	751	Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth);
824	gdk_pixbuf_xlib_render_to_drawable (result, tile, gc,	752	pixbuf_to_pixmap (result, tile, gc,
825	0, 0,	753	0, 0,
826	0, 0,	754	0, 0,
827	image_width, image_height,	755	image_width, image_height);
828	XLIB_RGB_DITHER_NONE,
829	0, 0);
830		756
831	gcv.tile = tile;	757	gcv.tile = tile;
832	gcv.fill_style = FillTiled;	758	gcv.fill_style = FillTiled;
833	gcv.ts_x_origin = x;	759	gcv.ts_x_origin = x;
834	gcv.ts_y_origin = y;	760	gcv.ts_y_origin = y;
835	XChangeGC (target->dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	761	XChangeGC (dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
836		762
837	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	763	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
838	XFreePixmap (target->dpy, tile);	764	XFreePixmap (dpy, tile);
839	}	765	}
840	else	766	else
841	{	767	{
842	int src_x, src_y, dst_x, dst_y;	768	int src_x, src_y, dst_x, dst_y;
843	int dst_width, dst_height;	769	int dst_width, dst_height;
…		…
846	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);	772	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);
847		773
848	if (dst_x > 0 || dst_y > 0	774	if (dst_x > 0 || dst_y > 0
849	|| dst_x + dst_width < new_pmap_width	775	|| dst_x + dst_width < new_pmap_width
850	|| dst_y + dst_height < new_pmap_height)	776	|| dst_y + dst_height < new_pmap_height)
851	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);
852		778
853	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	779	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
854	gdk_pixbuf_xlib_render_to_drawable (result, pixmap, gc,	780	pixbuf_to_pixmap (result, bg_pixmap, gc,
855	src_x, src_y,	781	src_x, src_y,
856	dst_x, dst_y,	782	dst_x, dst_y,
857	dst_width, dst_height,	783	dst_width, dst_height);
858	XLIB_RGB_DITHER_NONE,	784	}
859	0, 0);	785
		786	#if XRENDER
		787	if (tr_flags)
860	}	788	{
		789	XRenderPictureAttributes pa;
861		790
862	if (result != pixbuf)	791	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, visual);
863	g_object_unref (result);	792	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);
864		793
		794	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
		795	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, dst_format, 0, &pa);
		796
		797	pa.repeat = True;
		798	Pixmap mask_pmap = XCreatePixmap (dpy, vt, 1, 1, 8);
		799	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
		800	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
		801	XFreePixmap (dpy, mask_pmap);
		802
		803	XRenderColor mask_c;
		804
		805	mask_c.alpha = 0x8000;
		806	mask_c.red = 0;
		807	mask_c.green = 0;
		808	mask_c.blue = 0;
		809	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
		810	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
		811
		812	XRenderFreePicture (dpy, src);
		813	XRenderFreePicture (dpy, dst);
		814	XRenderFreePicture (dpy, mask);
		815	}
		816	#endif
		817
865	XFreeGC (target->dpy, gc);	818	XFreeGC (dpy, gc);
866		819
867	ret = true;	820	ret = true;
868	}	821	}
869		822
		823	if (result != pixbuf)
		824	g_object_unref (result);
		825
		826	if (tr_flags)
		827	XFreePixmap (dpy, root_pmap);
		828
870	return ret;	829	return ret;
871	}	830	}
872	# endif /* HAVE_PIXBUF */	831	# endif /* HAVE_PIXBUF */
873		832
874	bool	833	bool
875	bgPixmap_t::set_file (const char *file)	834	rxvt_term::bg_set_file (const char *file)
876	{	835	{
877	assert (file);	836	if (!file || !*file)
		837	return false;
878		838
879	if (*file)
880	{
881	if (const char *p = strchr (file, ';'))	839	if (const char *p = strchr (file, ';'))
882	{	840	{
883	size_t len = p - file;	841	size_t len = p - file;
884	char *f = rxvt_temp_buf<char> (len + 1);	842	char *f = rxvt_temp_buf<char> (len + 1);
885	memcpy (f, file, len);	843	memcpy (f, file, len);
886	f[len] = '\0';	844	f[len] = '\0';
887	file = f;	845	file = f;
888	}	846	}
889		847
890	# ifdef HAVE_AFTERIMAGE	848	# ifdef HAVE_AFTERIMAGE
891	if (!target->asimman)	849	if (!asimman)
892	target->asimman = create_generic_imageman (target->rs[Rs_path]);	850	asimman = create_generic_imageman (rs[Rs_path]);
893	original_asim = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);	851	ASImage *image = get_asimage (asimman, file, 0xFFFFFFFF, 100);
		852	if (image)
		853	{
894	if (original_asim)	854	if (original_asim)
895	have_image = true;	855	safe_asimage_destroy (original_asim);
896	return have_image;	856	original_asim = image;
		857	bg_flags |= BG_IS_FROM_FILE | BG_CLIENT_RENDER;
		858	return true;
		859	}
897	# endif	860	# endif
898		861
899	# ifdef HAVE_PIXBUF	862	# ifdef HAVE_PIXBUF
900	pixbuf = gdk_pixbuf_new_from_file (file, NULL);	863	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
		864	if (image)
		865	{
901	if (pixbuf)	866	if (pixbuf)
902	have_image = true;	867	g_object_unref (pixbuf);
903	return have_image;	868	pixbuf = image;
		869	bg_flags |= BG_IS_FROM_FILE;
		870	return true;
		871	}
904	# endif	872	# endif
905	}
906		873
907	return false;	874	return false;
908	}	875	}
909		876
910	# endif /* BG_IMAGE_FROM_FILE */	877	# endif /* BG_IMAGE_FROM_FILE */
911		878
912	# ifdef ENABLE_TRANSPARENCY	879	# ifdef ENABLE_TRANSPARENCY
913	bool	880	bool
914	bgPixmap_t::set_transparent ()	881	rxvt_term::bg_set_transparent ()
915	{	882	{
916	if (!(flags & isTransparent))	883	if (!(bg_flags & BG_IS_TRANSPARENT))
917	{	884	{
918	flags |= isTransparent;	885	bg_flags |= BG_IS_TRANSPARENT;
919	return true;	886	return true;
920	}	887	}
921		888
922	return false;	889	return false;
923	}	890	}
924		891
925	bool	892	bool
926	bgPixmap_t::set_blur_radius (const char *geom)	893	rxvt_term::bg_set_blur (const char *geom)
927	{	894	{
928	int changed = 0;	895	bool changed = false;
929	unsigned int hr, vr;	896	unsigned int hr, vr;
930	int junk;	897	int junk;
931	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);	898	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
932		899
933	if (!(geom_flags & WidthValue))	900	if (!(geom_flags & WidthValue))
934	hr = 1;	901	hr = 1;
935	if (!(geom_flags & HeightValue))	902	if (!(geom_flags & HeightValue))
936	vr = hr;	903	vr = hr;
937		904
		905	min_it (hr, 128);
		906	min_it (vr, 128);
		907
938	if (h_blurRadius != hr)	908	if (h_blurRadius != hr)
939	{	909	{
940	++changed;	910	changed = true;
941	h_blurRadius = hr;	911	h_blurRadius = hr;
942	}	912	}
943		913
944	if (v_blurRadius != vr)	914	if (v_blurRadius != vr)
945	{	915	{
946	++changed;	916	changed = true;
947	v_blurRadius = vr;	917	v_blurRadius = vr;
948	}	918	}
949		919
950	if (v_blurRadius == 0 && h_blurRadius == 0)	920	if (v_blurRadius == 0 && h_blurRadius == 0)
951	flags &= ~blurNeeded;	921	bg_flags &= ~BG_NEEDS_BLUR;
952	else	922	else
953	flags |= blurNeeded;	923	bg_flags |= BG_NEEDS_BLUR;
954		924
955	return (changed > 0);	925	return changed;
956	}	926	}
957		927
958	static inline unsigned long	928	void
959	compute_tint_shade_flags (rxvt_color *tint, int shade)	929	rxvt_term::set_tint_shade_flags ()
960	{	930	{
961	unsigned long flags = 0;
962	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	931	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
963	bool has_shade = (shade > 0 && shade < 100) || (shade > 100 && shade < 200);	932	bool has_shade = shade != 100;
964		933
965	if (tint)	934	bg_flags &= ~BG_TINT_FLAGS;
		935
		936	if (bg_flags & BG_TINT_SET)
966	{	937	{
967	tint->get (c);	938	tint.get (c);
968	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)
969	if (!has_shade && IS_COMPONENT_WHOLESOME (c.r)
970	&& IS_COMPONENT_WHOLESOME (c.g)
971	&& IS_COMPONENT_WHOLESOME (c.b))
972	flags |= bgPixmap_t::tintWholesome;
973	# undef IS_COMPONENT_WHOLESOME
974	}
975
976	if (has_shade)	939	if (!has_shade
977	flags |= bgPixmap_t::tintNeeded;	940	&& (c.r <= 0x00ff || c.r >= 0xff00)
978	else if (tint)	941	&& (c.g <= 0x00ff || c.g >= 0xff00)
		942	&& (c.b <= 0x00ff || c.b >= 0xff00))
		943	bg_flags |= BG_TINT_BITAND;
979	{	944	}
980	if ((c.r > 0x000700 || c.g > 0x000700 || c.b > 0x000700)	945
981	&& (c.r < 0x00f700 || c.g < 0x00f700 || c.b < 0x00f700))	946	if (has_shade || (bg_flags & BG_TINT_SET))
982	{	947	bg_flags |= BG_NEEDS_TINT;
983	flags |= bgPixmap_t::tintNeeded;	948	}
		949
		950	bool
		951	rxvt_term::bg_set_tint (rxvt_color &new_tint)
		952	{
		953	if (!(bg_flags & BG_TINT_SET) || tint != new_tint)
		954	{
		955	tint = new_tint;
		956	bg_flags |= BG_TINT_SET;
		957	set_tint_shade_flags ();
		958	return true;
		959	}
		960
		961	return false;
		962	}
		963
		964	bool
		965	rxvt_term::bg_set_shade (const char *shade_str)
		966	{
		967	int new_shade = (shade_str) ? atoi (shade_str) : 100;
		968
		969	clamp_it (new_shade, -100, 200);
		970	if (new_shade < 0)
		971	new_shade = 200 - (100 + new_shade);
		972
		973	if (new_shade != shade)
		974	{
		975	shade = new_shade;
		976	set_tint_shade_flags ();
		977	return true;
		978	}
		979
		980	return false;
		981	}
		982
		983	#if XRENDER
		984	static void
		985	get_gaussian_kernel (int radius, int width, double *kernel, XFixed *params)
		986	{
		987	double sigma = radius / 2.0;
		988	double scale = sqrt (2.0 * M_PI) * sigma;
		989	double sum = 0.0;
		990
		991	for (int i = 0; i < width; i++)
		992	{
		993	double x = i - width / 2;
		994	kernel[i] = exp (-(x * x) / (2.0 * sigma * sigma)) / scale;
		995	sum += kernel[i];
		996	}
		997
		998	params[0] = XDoubleToFixed (width);
		999	params[1] = XDoubleToFixed (1);
		1000
		1001	for (int i = 0; i < width; i++)
		1002	params[i+2] = XDoubleToFixed (kernel[i] / sum);
		1003	}
		1004	#endif
		1005
		1006	bool
		1007	rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
		1008	{
		1009	bool ret = false;
		1010	#if XRENDER
		1011	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
		1012	double *kernel = (double *)malloc (size * sizeof (double));
		1013	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
		1014
		1015	XRenderPictureAttributes pa;
		1016	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		1017
		1018	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1019	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1020
		1021	if (kernel && params)
		1022	{
		1023	if (h_blurRadius)
984	}	1024	{
985	}	1025	size = h_blurRadius * 2 + 1;
		1026	get_gaussian_kernel (h_blurRadius, size, kernel, params);
986		1027
987	if (flags & bgPixmap_t::tintNeeded)	1028	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
		1029	XRenderComposite (dpy,
		1030	PictOpSrc,
		1031	src,
		1032	None,
		1033	dst,
		1034	0, 0,
		1035	0, 0,
		1036	0, 0,
		1037	width, height);
		1038	}
		1039
		1040	if (v_blurRadius)
		1041	{
		1042	size = v_blurRadius * 2 + 1;
		1043	get_gaussian_kernel (v_blurRadius, size, kernel, params);
		1044	::swap (params[0], params[1]);
		1045
		1046	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
		1047	XRenderComposite (dpy,
		1048	PictOpSrc,
		1049	src,
		1050	None,
		1051	dst,
		1052	0, 0,
		1053	0, 0,
		1054	0, 0,
		1055	width, height);
		1056	}
		1057
		1058	ret = true;
988	{	1059	}
989	if (flags & bgPixmap_t::tintWholesome)	1060
990	flags |= bgPixmap_t::tintServerSide;	1061	free (kernel);
		1062	free (params);
		1063	XRenderFreePicture (dpy, src);
		1064	XRenderFreePicture (dpy, dst);
		1065	#endif
		1066	return ret;
		1067	}
		1068
		1069	bool
		1070	rxvt_term::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
		1071	{
		1072	bool ret = false;
		1073
		1074	if (bg_flags & BG_TINT_BITAND)
		1075	{
		1076	XGCValues gcv;
		1077	GC gc;
		1078
		1079	/* In this case we can tint image server-side getting significant
		1080	* performance improvements, as we eliminate XImage transfer
		1081	*/
		1082	gcv.foreground = Pixel (tint);
		1083	gcv.function = GXand;
		1084	gcv.fill_style = FillSolid;
		1085	gc = XCreateGC (dpy, pixmap, GCFillStyle | GCForeground | GCFunction, &gcv);
		1086	if (gc)
		1087	{
		1088	XFillRectangle (dpy, pixmap, gc, 0, 0, width, height);
		1089	ret = true;
		1090	XFreeGC (dpy, gc);
		1091	}
		1092	}
		1093	else
		1094	{
		1095	# if XRENDER
		1096	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
		1097
		1098	if (bg_flags & BG_TINT_SET)
		1099	tint.get (c);
		1100
		1101	if (shade <= 100)
		1102	{
		1103	c.r = c.r * shade / 100;
		1104	c.g = c.g * shade / 100;
		1105	c.b = c.b * shade / 100;
		1106	}
991	else	1107	else
992	{	1108	{
993	#if XFT	1109	c.r = c.r * (200 - shade) / 100;
994	flags |= bgPixmap_t::tintServerSide;	1110	c.g = c.g * (200 - shade) / 100;
995	#endif	1111	c.b = c.b * (200 - shade) / 100;
		1112	}
		1113
		1114	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
		1115	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		1116	XRenderPictureAttributes pa;
		1117
		1118	Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1119
		1120	pa.repeat = True;
		1121
		1122	Pixmap overlay_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
		1123	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
		1124	XFreePixmap (dpy, overlay_pmap);
		1125
		1126	pa.component_alpha = True;
		1127	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
		1128	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat | CPComponentAlpha, &pa);
		1129	XFreePixmap (dpy, mask_pmap);
		1130
		1131	XRenderColor mask_c;
		1132
		1133	mask_c.alpha = 0xffff;
		1134	mask_c.red =
		1135	mask_c.green =
		1136	mask_c.blue = 0;
		1137	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
		1138
		1139	mask_c.alpha = 0;
		1140	mask_c.red = 0xffff - c.r;
		1141	mask_c.green = 0xffff - c.g;
		1142	mask_c.blue = 0xffff - c.b;
		1143	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
		1144	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1145
		1146	if (shade > 100)
996	}	1147	{
997	}	1148	mask_c.red = mask_c.green = mask_c.blue = 0xffff * (shade - 100) / 100;
		1149	mask_c.alpha = 0;
		1150	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
998		1151
999	return flags;	1152	XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);
1000	}	1153	}
1001		1154
1002	bool
1003	bgPixmap_t::set_tint (rxvt_color &new_tint)
1004	{
1005	if (tint != new_tint)
1006	{
1007	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);
1008	tint = new_tint;
1009	flags = (flags & ~tintFlags) | new_flags | tintSet;
1010	return true;	1155	ret = true;
1011	}
1012		1156
1013	return false;	1157	XRenderFreePicture (dpy, mask_pic);
1014	}	1158	XRenderFreePicture (dpy, overlay_pic);
1015		1159	XRenderFreePicture (dpy, back_pic);
1016	bool	1160	# endif
1017	bgPixmap_t::unset_tint ()
1018	{
1019	unsigned long new_flags = compute_tint_shade_flags (NULL, shade);
1020
1021	if (new_flags != (flags & tintFlags))
1022	{	1161	}
1023	flags = (flags & ~tintFlags) | new_flags;
1024	return true;
1025	}
1026		1162
1027	return false;	1163	return ret;
1028	}	1164	}
1029		1165
1030	bool	1166	/*
1031	bgPixmap_t::set_shade (const char *shade_str)	1167	* Builds a pixmap of the same size as the terminal window that contains
1032	{
1033	int new_shade = (shade_str) ? atoi (shade_str) : 0;
1034
1035	if (new_shade < 0 && new_shade > -100)
1036	new_shade = 200 - (100 + new_shade);
1037	else if (new_shade == 100)
1038	new_shade = 0;
1039
1040	if (new_shade != shade)
1041	{
1042	unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);
1043	shade = new_shade;
1044	flags = (flags & (~tintFlags | tintSet)) | new_flags;
1045	return true;
1046	}
1047
1048	return false;
1049	}
1050
1051	/* make_transparency_pixmap()
1052	* Builds a pixmap sized the same as terminal window, with depth same as the root window
1053	* that pixmap contains tiled portion of the root pixmap that is supposed to be covered by	1168	* the tiled portion of the root pixmap that is supposed to be covered by
1054	* our window.	1169	* our window.
1055	*/	1170	*/
1056	unsigned long	1171	unsigned long
1057	bgPixmap_t::make_transparency_pixmap ()	1172	rxvt_term::make_transparency_pixmap ()
1058	{	1173	{
1059	unsigned long result = 0;	1174	unsigned long result = 0;
1060
1061	if (target == NULL)
1062	return 0;
1063		1175
1064	/* root dimensions may change from call to call - but Display structure should	1176	/* root dimensions may change from call to call - but Display structure should
1065	* be always up-to-date, so let's use it :	1177	* be always up-to-date, so let's use it :
1066	*/	1178	*/
1067	Window root = target->display->root;
1068	int screen = target->display->screen;	1179	int screen = display->screen;
1069	Display *dpy = target->dpy;	1180	int root_depth = DefaultDepth (dpy, screen);
1070	int root_width = DisplayWidth (dpy, screen);	1181	int root_width = DisplayWidth (dpy, screen);
1071	int root_height = DisplayHeight (dpy, screen);	1182	int root_height = DisplayHeight (dpy, screen);
1072	unsigned int root_pmap_width, root_pmap_height;	1183	unsigned int root_pmap_width, root_pmap_height;
1073	int window_width = target->szHint.width;	1184	int window_width = szHint.width;
1074	int window_height = target->szHint.height;	1185	int window_height = szHint.height;
1075	int sx, sy;	1186	int sx, sy;
1076	XGCValues gcv;	1187	XGCValues gcv;
		1188	GC gc;
1077		1189
1078	TIMING_TEST_START (tp);	1190	sx = target_x;
1079	target->get_window_origin (sx, sy);	1191	sy = target_y;
1080		1192
1081	/* check if we are outside of the visible part of the virtual screen : */	1193	/* check if we are outside of the visible part of the virtual screen : */
1082	if (sx + window_width <= 0 || sy + window_height <= 0	1194	if (sx + window_width <= 0 || sy + window_height <= 0
1083	|| sx >= root_width || sy >= root_height)	1195	|| sx >= root_width || sy >= root_height)
1084	return 0;	1196	return 0;
1085		1197
		1198	// validate root pixmap and get its size
1086	if (root_pixmap != None)	1199	if (root_pixmap != None)
1087	{	1200	{
1088	/* we want to validate the pixmap and get it's size at the same time : */	1201	Window wdummy;
1089	int junk;	1202	int idummy;
1090	unsigned int ujunk;	1203	unsigned int udummy;
1091	/* root pixmap may be bad - allow a error */	1204
1092	target->allowedxerror = -1;	1205	allowedxerror = -1;
1093		1206
1094	if (!XGetGeometry (dpy, root_pixmap, &root, &junk, &junk, &root_pmap_width, &root_pmap_height, &ujunk, &ujunk))	1207	if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pmap_width, &root_pmap_height, &udummy, &udummy))
1095	root_pixmap = None;	1208	root_pixmap = None;
1096		1209
1097	target->allowedxerror = 0;	1210	allowedxerror = 0;
		1211	}
		1212
		1213	Pixmap recoded_root_pmap = root_pixmap;
		1214
		1215	if (root_pixmap != None && root_depth != depth)
1098	}	1216	{
		1217	#if XRENDER
		1218	if (bg_flags & BG_HAS_RENDER)
		1219	{
		1220	recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);
1099		1221
1100	Pixmap tiled_root_pmap = XCreatePixmap (dpy, root, window_width, window_height, root_depth);	1222	XRenderPictureAttributes pa;
1101	GC gc = NULL;
1102		1223
1103	if (tiled_root_pmap == None) /* something really bad happened - abort */	1224	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
		1225	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);
		1226
		1227	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
		1228	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);
		1229
		1230	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
		1231
		1232	XRenderFreePicture (dpy, src);
		1233	XRenderFreePicture (dpy, dst);
		1234	}
		1235	else
		1236	#endif
		1237	recoded_root_pmap = None;
		1238	}
		1239
		1240	if (recoded_root_pmap == None)
1104	return 0;	1241	return 0;
1105		1242
1106	if (root_pixmap == None)	1243	if (bg_pixmap == None
		1244	|| bg_pmap_width != window_width
		1245	|| bg_pmap_height != window_height)
		1246	{
		1247	if (bg_pixmap)
		1248	XFreePixmap (dpy, bg_pixmap);
		1249	bg_pixmap = XCreatePixmap (dpy, vt, window_width, window_height, depth);
		1250	bg_pmap_width = window_width;
		1251	bg_pmap_height = window_height;
1107	{	1252	}
1108	/* use tricks to obtain the root background image :*/
1109	/* we want to create Overrideredirect window overlapping out window
1110	with background type of Parent Relative and then grab it */
1111	XSetWindowAttributes attr;
1112	Window src;
1113	bool success = false;
1114		1253
1115	attr.background_pixmap = ParentRelative;	1254	/* straightforward pixmap copy */
1116	attr.backing_store = Always;	1255	while (sx < 0) sx += root_width;
1117	attr.event_mask = ExposureMask;	1256	while (sy < 0) sy += root_height;
1118	attr.override_redirect = True;
1119	src = XCreateWindow (dpy, root, sx, sy, window_width, window_height, 0,
1120	CopyFromParent, CopyFromParent, CopyFromParent,
1121	CWBackPixmap|CWBackingStore|CWOverrideRedirect|CWEventMask,
1122	&attr);
1123		1257
1124	if (src != None)	1258	gcv.tile = recoded_root_pmap;
1125	{	1259	gcv.fill_style = FillTiled;
1126	XEvent event;	1260	gcv.ts_x_origin = -sx;
1127	int ev_count = 0;	1261	gcv.ts_y_origin = -sy;
1128	XGrabServer (dpy);	1262	gc = XCreateGC (dpy, vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
1129	XMapRaised (dpy, src);
1130	XSync (dpy, False);
1131		1263
1132	/* XSync should get window where it's properly exposed,	1264	if (gc)
1133	* but to be on the safe side - let's check for the actual event to arrive : */	1265	{
1134	while (XCheckWindowEvent (dpy, src, ExposureMask, &event))	1266	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);
1135	++ev_count;	1267	result |= BG_IS_VALID | (bg_flags & BG_EFFECTS_FLAGS);
		1268	XFreeGC (dpy, gc);
1136		1269
1137	if (ev_count > 0);	1270	if (!(bg_flags & BG_CLIENT_RENDER))
		1271	{
		1272	if ((bg_flags & BG_NEEDS_BLUR)
		1273	&& (bg_flags & BG_HAS_RENDER_CONV))
1138	{	1274	{
1139	/* hooray! - we can grab the image! */	1275	if (blur_pixmap (bg_pixmap, visual, window_width, window_height))
1140	gc = XCreateGC (dpy, root, 0, NULL);	1276	result &= ~BG_NEEDS_BLUR;
1141	if (gc)
1142	{
1143	XCopyArea (dpy, src, tiled_root_pmap, gc, 0, 0, window_width, window_height, 0, 0);
1144	success = true;
1145	}
1146	}	1277	}
1147		1278	if ((bg_flags & BG_NEEDS_TINT)
1148	XDestroyWindow (dpy, src);	1279	&& (bg_flags & (BG_TINT_BITAND | BG_HAS_RENDER)))
1149	XUngrabServer (dpy);
1150	//fprintf (stderr, "%s:%d: ev_count = %d\n", __FUNCTION__, __LINE__, ev_count);
1151	}
1152
1153	if (!success)
1154	{
1155	XFreePixmap (dpy, tiled_root_pmap);
1156	tiled_root_pmap = None;
1157	}
1158	else
1159	result |= transpPmapTiled;
1160	}
1161	else
1162	{
1163	/* straightforward pixmap copy */
1164	gcv.tile = root_pixmap;
1165	gcv.fill_style = FillTiled;
1166
1167	while (sx < 0) sx += (int)root_width;
1168	while (sy < 0) sy += (int)root_height;
1169
1170	gcv.ts_x_origin = -sx;
1171	gcv.ts_y_origin = -sy;
1172	gc = XCreateGC (dpy, root, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
1173
1174	if (gc)
1175	{
1176	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
1177	result |= transpPmapTiled;
1178	}
1179	}
1180	TIMING_TEST_PRINT_RESULT (tp);
1181
1182	if (tiled_root_pmap != None)
1183	{
1184	if (!need_client_side_rendering ())
1185	{
1186	if ((flags & tintNeeded))
1187	{	1280	{
1188	if (flags & tintWholesome)	1281	if (tint_pixmap (bg_pixmap, visual, window_width, window_height))
1189	{	1282	result &= ~BG_NEEDS_TINT;
1190	/* In this case we can tint image server-side getting significant
1191	* performance improvements, as we eliminate XImage transfer
1192	*/
1193	gcv.foreground = Pixel (tint);
1194	gcv.function = GXand;
1195	gcv.fill_style = FillSolid;
1196	if (gc)
1197	XChangeGC (dpy, gc, GCFillStyle | GCForeground | GCFunction, &gcv);
1198	else
1199	gc = XCreateGC (dpy, root, GCFillStyle | GCForeground | GCFunction, &gcv);
1200	if (gc)
1201	{
1202	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
1203	result |= transpPmapTinted;
1204	}
1205	}
1206	else
1207	{
1208	# if XFT
1209	Picture back_pic = 0;
1210	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1211
1212	if (flags & tintSet)
1213	tint.get (c);
1214
1215	if (shade > 0 && shade < 100)
1216	{
1217	c.r = (c.r * shade) / 100;
1218	c.g = (c.g * shade) / 100;
1219	c.b = (c.b * shade) / 100;
1220	}
1221	else if (shade > 100 && shade < 200)
1222	{
1223	c.r = (c.r * (200 - shade)) / 100;
1224	c.g = (c.g * (200 - shade)) / 100;
1225	c.b = (c.b * (200 - shade)) / 100;
1226	}
1227
1228	XRenderPictFormat pf;
1229	pf.type = PictTypeDirect;
1230	pf.depth = 32;
1231	pf.direct.redMask = 0xff;
1232	pf.direct.greenMask = 0xff;
1233	pf.direct.blueMask = 0xff;
1234	pf.direct.alphaMask = 0xff;
1235
1236	XRenderPictFormat *solid_format = XRenderFindFormat (dpy,
1237	(PictFormatType|
1238	PictFormatDepth|
1239	PictFormatRedMask|
1240	PictFormatGreenMask|
1241	PictFormatBlueMask|
1242	PictFormatAlphaMask),
1243	&pf,
1244	0);
1245	XRenderPictFormat *root_format = XRenderFindVisualFormat (dpy, DefaultVisualOfScreen (ScreenOfDisplay (dpy, target->display->screen)));
1246	XRenderPictureAttributes pa ;
1247
1248	back_pic = XRenderCreatePicture (dpy, tiled_root_pmap, root_format, 0, &pa);
1249
1250	pa.repeat = True;
1251
1252	Pixmap overlay_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
1253	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1254	XFreePixmap (dpy, overlay_pmap);
1255
1256	pa.component_alpha = True;
1257	Pixmap mask_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
1258	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
1259	XFreePixmap (dpy, mask_pmap);
1260
1261	if (mask_pic && overlay_pic && back_pic)
1262	{
1263	XRenderColor mask_c;
1264
1265	memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof (mask_c));
1266	mask_c.alpha = 0xffff;
1267	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1268
1269	mask_c.alpha = 0;
1270	mask_c.red = 0xffff - c.r;
1271	mask_c.green = 0xffff - c.g;
1272	mask_c.blue = 0xffff - c.b;
1273	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1274	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, window_width, window_height);
1275	result |= transpPmapTinted;
1276	}
1277
1278	XRenderFreePicture (dpy, mask_pic);
1279	XRenderFreePicture (dpy, overlay_pic);
1280	XRenderFreePicture (dpy, back_pic);
1281	# if DO_TIMING_TEST
1282	XSync (dpy, False);
1283	# endif
1284	# endif
1285	}
1286	}	1283	}
1287	} /* server side rendering completed */	1284	} /* server side rendering completed */
1288
1289	if (pixmap)
1290	XFreePixmap (dpy, pixmap);
1291
1292	pixmap = tiled_root_pmap;
1293	pmap_width = window_width;
1294	pmap_height = window_height;
1295	pmap_depth = root_depth;
1296	}	1285	}
1297		1286
1298	if (gc)	1287	if (recoded_root_pmap != root_pixmap)
1299	XFreeGC (dpy, gc);	1288	XFreePixmap (dpy, recoded_root_pmap);
1300
1301	TIMING_TEST_PRINT_RESULT (tp);
1302		1289
1303	return result;	1290	return result;
1304	}	1291	}
1305		1292
		1293	void
		1294	rxvt_term::bg_set_root_pixmap ()
		1295	{
		1296	Pixmap new_root_pixmap = get_pixmap_property (xa[XA_XROOTPMAP_ID]);
		1297	if (new_root_pixmap == None)
		1298	new_root_pixmap = get_pixmap_property (xa[XA_ESETROOT_PMAP_ID]);
		1299
		1300	root_pixmap = new_root_pixmap;
		1301	}
		1302	# endif /* ENABLE_TRANSPARENCY */
		1303
		1304	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
		1305	static void shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c);
		1306	# endif
		1307
1306	bool	1308	bool
1307	bgPixmap_t::set_root_pixmap ()	1309	rxvt_term::bg_render ()
1308	{	1310	{
1309	Pixmap new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);	1311	unsigned long tr_flags = 0;
1310	if (new_root_pixmap == None)
1311	new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);
1312		1312
1313	if (new_root_pixmap != root_pixmap)	1313	bg_invalidate ();
1314	{	1314	# ifdef ENABLE_TRANSPARENCY
1315	root_pixmap = new_root_pixmap;	1315	if (bg_flags & BG_IS_TRANSPARENT)
1316	return true;
1317	}	1316	{
1318		1317	/* we need to re-generate transparency pixmap in that case ! */
		1318	tr_flags = make_transparency_pixmap ();
		1319	if (tr_flags == 0)
1319	return false;	1320	return false;
1320	}	1321	else if (!(tr_flags & BG_EFFECTS_FLAGS))
1321	# endif /* ENABLE_TRANSPARENCY */	1322	bg_flags |= BG_IS_VALID;
1322		1323	}
1323	# ifndef HAVE_AFTERIMAGE
1324	static void ShadeXImage(rxvt_term *term, XImage *srcImage, int shade, int rm, int gm, int bm);
1325	# endif	1324	# endif
1326		1325
1327	bool	1326	# ifdef BG_IMAGE_FROM_FILE
1328	bgPixmap_t::render ()	1327	if ((bg_flags & BG_IS_FROM_FILE)
1329	{	1328	|| (tr_flags & BG_EFFECTS_FLAGS))
1330	unsigned long background_flags = 0;
1331
1332	if (target == NULL)
1333	return false;
1334
1335	TIMING_TEST_START (tp);
1336
1337	invalidate ();
1338	# ifdef ENABLE_TRANSPARENCY
1339	if (flags & isTransparent)
1340	{	1329	{
1341	/* we need to re-generate transparency pixmap in that case ! */	1330	if (render_image (tr_flags))
1342	background_flags = make_transparency_pixmap ();	1331	bg_flags |= BG_IS_VALID;
1343	if (background_flags == 0)
1344	return false;
1345	else if ((background_flags & transpTransformations) == (flags & transpTransformations)
1346	&& pmap_depth == target->depth)
1347	flags = flags & ~isInvalid;
1348	}	1332	}
1349	# endif	1333	# endif
1350		1334
1351	# ifdef BG_IMAGE_FROM_FILE	1335	# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1352	if (have_image	1336	XImage *result = NULL;
1353	|| (background_flags & transpTransformations) != (flags & transpTransformations))	1337
		1338	if (tr_flags && !(bg_flags & BG_IS_VALID))
		1339	{
		1340	result = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
1354	{	1341	}
1355	if (render_image (background_flags))	1342
1356	flags = flags & ~isInvalid;	1343	if (result)
		1344	{
		1345	/* our own client-side tinting */
		1346	if (tr_flags & BG_NEEDS_TINT)
		1347	{
		1348	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
		1349	if (bg_flags & BG_TINT_SET)
		1350	tint.get (c);
		1351	shade_ximage (DefaultVisual (dpy, display->screen), result, shade, c);
		1352	}
		1353
		1354	GC gc = XCreateGC (dpy, vt, 0UL, NULL);
		1355
		1356	if (gc)
		1357	{
		1358	XPutImage (dpy, bg_pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
		1359
		1360	XFreeGC (dpy, gc);
		1361	bg_flags |= BG_IS_VALID;
		1362	}
		1363
		1364	XDestroyImage (result);
1357	}	1365	}
1358	# endif	1366	# endif
1359		1367
1360	XImage *result = NULL;	1368	if (!(bg_flags & BG_IS_VALID))
1361
1362	if (background_flags && (flags & isInvalid))
1363	{
1364	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1365	}	1369	{
1366
1367	if (result)
1368	{
1369	# if !defined(HAVE_AFTERIMAGE) && !XFT
1370	/* our own client-side tinting */
1371	/* ATTENTION: We ASSUME that XFT will let us do all the tinting necessary server-side.
1372	This may need to be changed in need_client_side_rendering() logic is altered !!! */
1373	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
1374	{
1375	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1376	if (flags & tintSet)
1377	tint.get (c);
1378	ShadeXImage (target, result, shade, c.r, c.g, c.b);
1379	}
1380	# endif
1381
1382	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);
1383
1384	if (gc)
1385	{
1386	if (/*pmap_depth != target->depth &&*/ pixmap != None)
1387	{
1388	XFreePixmap (target->dpy, pixmap);
1389	pixmap = None;
1390	}
1391
1392	if (pixmap == None)
1393	{
1394	pixmap = XCreatePixmap (target->dpy, target->vt, result->width, result->height, target->depth);
1395	pmap_width = result->width;
1396	pmap_height = result->height;
1397	pmap_depth = target->depth;
1398	}
1399
1400	if (pmap_depth != result->depth)
1401	{
1402	/* Bad Match error will ensue ! stupid X !!!! */
1403	if (result->depth == 24 && pmap_depth == 32)
1404	result->depth = 32;
1405	else if (result->depth == 32 && pmap_depth == 24)
1406	result->depth = 24;
1407	else
1408	{
1409	/* TODO: implement image recoding */
1410	}
1411	}
1412
1413	if (pmap_depth == result->depth)
1414	XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1415
1416	XFreeGC (target->dpy, gc);
1417	flags = flags & ~isInvalid;
1418	}
1419
1420	XDestroyImage (result);
1421	}
1422
1423	if (flags & isInvalid)
1424	{
1425	if (pixmap != None)	1370	if (bg_pixmap != None)
1426	{	1371	{
1427	XFreePixmap (target->dpy, pixmap);	1372	XFreePixmap (dpy, bg_pixmap);
1428	pixmap = None;	1373	bg_pixmap = None;
1429	}	1374	}
1430	}	1375	}
1431		1376
1432	apply ();	1377	scr_recolour (false);
		1378	bg_flags |= BG_NEEDS_REFRESH;
1433		1379
1434	XSync (target->dpy, False);
1435	valid_since = ev::now ();	1380	bg_valid_since = ev::now ();
1436
1437	TIMING_TEST_PRINT_RESULT (tp);
1438		1381
1439	return true;	1382	return true;
1440	}	1383	}
1441		1384
1442	bool
1443	bgPixmap_t::set_target (rxvt_term *new_target)
1444	{
1445	if (new_target)
1446	if (target != new_target)
1447	{
1448	target = new_target;
1449	# ifdef ENABLE_TRANSPARENCY
1450	root_depth = DefaultDepthOfScreen (ScreenOfDisplay (target->dpy, target->display->screen));
1451	# endif
1452	return true;
1453	}
1454
1455	return false;
1456	}
1457
1458	void	1385	void
1459	bgPixmap_t::apply ()	1386	rxvt_term::bg_init ()
1460	{	1387	{
1461	if (target)
1462	{
1463	flags &= ~isVtOrigin;
1464
1465	if (pixmap != None)
1466	{
1467	/* set target's background to pixmap */
1468	# ifdef ENABLE_TRANSPARENCY	1388	#ifdef ENABLE_TRANSPARENCY
1469	if (flags & isTransparent)	1389	shade = 100;
1470	{
1471	XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);
1472	XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);
1473
1474	if (target->scrollBar.win)
1475	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);
1476	}
1477	else
1478	# endif	1390	#endif
1479	{
1480	flags |= isVtOrigin;
1481	/* force old pixmap dereference in case it was transparent before :*/
1482	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1483	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1484	/* do we also need to set scrollbar's background here ? */
1485		1391
1486	if (target->scrollBar.win)	1392	bg_flags &= ~(BG_HAS_RENDER | BG_HAS_RENDER_CONV);
1487	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);	1393	#if XRENDER
1488	}	1394	int major, minor;
1489	}	1395	if (XRenderQueryVersion (dpy, &major, &minor))
1490	else	1396	bg_flags |= BG_HAS_RENDER;
1491	{	1397	XFilters *filters = XRenderQueryFilters (dpy, vt);
1492	/* set target background to a pixel */	1398	if (filters)
1493	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1494	XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);
1495	/* do we also need to set scrollbar's background here ? */
1496	if (target->scrollBar.win)
1497	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1498	}
1499
1500	/* don't want Expose on the parent or vt. It is better to use
1501	scr_touch or we get a great deal of flicker otherwise: */
1502	XClearWindow (target->dpy, target->parent[0]);
1503
1504	if (target->scrollBar.state && target->scrollBar.win)
1505	{
1506	target->scrollBar.state = STATE_IDLE;
1507	target->scrollBar.show (0);
1508	}
1509
1510	target->want_refresh = 1;
1511	flags |= hasChanged;
1512	}	1399	{
		1400	for (int i = 0; i < filters->nfilter; i++)
		1401	if (!strcmp (filters->filter[i], FilterConvolution))
		1402	bg_flags |= BG_HAS_RENDER_CONV;
		1403
		1404	XFree (filters);
		1405	}
		1406	#endif
1513	}	1407	}
1514		1408
1515	#endif /* HAVE_BG_PIXMAP */	1409	#endif /* HAVE_BG_PIXMAP */
1516		1410
1517	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) && !XFT	1411	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1518	/* taken from aterm-0.4.2 */	1412	/* taken from aterm-0.4.2 */
1519		1413
1520	typedef uint32_t RUINT32T;
1521
1522	static void	1414	static void
1523	ShadeXImage(rxvt_term *term, XImage *srcImage, int shade, int rm, int gm, int bm)	1415	shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c)
1524	{	1416	{
1525	int sh_r, sh_g, sh_b;	1417	int sh_r, sh_g, sh_b;
1526	RUINT32T mask_r, mask_g, mask_b;	1418	uint32_t mask_r, mask_g, mask_b;
1527	RUINT32T *lookup, *lookup_r, *lookup_g, *lookup_b;	1419	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1528	unsigned int lower_lim_r, lower_lim_g, lower_lim_b;	1420	rgba low;
1529	unsigned int upper_lim_r, upper_lim_g, upper_lim_b;	1421	rgba high;
1530	int i;	1422	int i;
		1423	int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
1531		1424
1532	Visual *visual = term->visual;
1533
1534	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return ;	1425	if (visual->c_class != TrueColor || ximage->format != ZPixmap) return;
1535
1536	if (shade == 0)
1537	shade = 100;
1538		1426
1539	/* for convenience */	1427	/* for convenience */
1540	mask_r = visual->red_mask;	1428	mask_r = visual->red_mask;
1541	mask_g = visual->green_mask;	1429	mask_g = visual->green_mask;
1542	mask_b = visual->blue_mask;	1430	mask_b = visual->blue_mask;
1543		1431
1544	/* boring lookup table pre-initialization */	1432	/* boring lookup table pre-initialization */
1545	switch (srcImage->bits_per_pixel) {	1433	switch (ximage->depth)
		1434	{
1546	case 15:	1435	case 15:
1547	if ((mask_r != 0x7c00) ||	1436	if ((mask_r != 0x7c00) ||
1548	(mask_g != 0x03e0) ||	1437	(mask_g != 0x03e0) ||
1549	(mask_b != 0x001f))	1438	(mask_b != 0x001f))
1550	return;	1439	return;
1551	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+32+32));	1440	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+32+32));
1552	lookup_r = lookup;	1441	lookup_r = lookup;
1553	lookup_g = lookup+32;	1442	lookup_g = lookup+32;
1554	lookup_b = lookup+32+32;	1443	lookup_b = lookup+32+32;
1555	sh_r = 10;	1444	sh_r = 10;
1556	sh_g = 5;	1445	sh_g = 5;
1557	sh_b = 0;	1446	sh_b = 0;
1558	break;	1447	break;
1559	case 16:	1448	case 16:
1560	if ((mask_r != 0xf800) ||	1449	if ((mask_r != 0xf800) ||
1561	(mask_g != 0x07e0) ||	1450	(mask_g != 0x07e0) ||
1562	(mask_b != 0x001f))	1451	(mask_b != 0x001f))
1563	return;	1452	return;
1564	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+64+32));	1453	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+64+32));
1565	lookup_r = lookup;	1454	lookup_r = lookup;
1566	lookup_g = lookup+32;	1455	lookup_g = lookup+32;
1567	lookup_b = lookup+32+64;	1456	lookup_b = lookup+32+64;
1568	sh_r = 11;	1457	sh_r = 11;
1569	sh_g = 5;	1458	sh_g = 5;
1570	sh_b = 0;	1459	sh_b = 0;
1571	break;	1460	break;
1572	case 24:	1461	case 24:
1573	if ((mask_r != 0xff0000) ||	1462	if ((mask_r != 0xff0000) ||
1574	(mask_g != 0x00ff00) ||	1463	(mask_g != 0x00ff00) ||
1575	(mask_b != 0x0000ff))	1464	(mask_b != 0x0000ff))
1576	return;	1465	return;
1577	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));	1466	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1578	lookup_r = lookup;	1467	lookup_r = lookup;
1579	lookup_g = lookup+256;	1468	lookup_g = lookup+256;
1580	lookup_b = lookup+256+256;	1469	lookup_b = lookup+256+256;
1581	sh_r = 16;	1470	sh_r = 16;
1582	sh_g = 8;	1471	sh_g = 8;
1583	sh_b = 0;	1472	sh_b = 0;
1584	break;	1473	break;
1585	case 32:	1474	case 32:
1586	if ((mask_r != 0xff0000) ||	1475	if ((mask_r != 0xff0000) ||
1587	(mask_g != 0x00ff00) ||	1476	(mask_g != 0x00ff00) ||
1588	(mask_b != 0x0000ff))	1477	(mask_b != 0x0000ff))
1589	return;	1478	return;
1590	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));	1479	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1591	lookup_r = lookup;	1480	lookup_r = lookup;
1592	lookup_g = lookup+256;	1481	lookup_g = lookup+256;
1593	lookup_b = lookup+256+256;	1482	lookup_b = lookup+256+256;
1594	sh_r = 16;	1483	sh_r = 16;
1595	sh_g = 8;	1484	sh_g = 8;
1596	sh_b = 0;	1485	sh_b = 0;
1597	break;	1486	break;
1598	default:	1487	default:
1599	return; /* we do not support this color depth */	1488	return; /* we do not support this color depth */
1600	}	1489	}
1601		1490
1602	/* prepare limits for color transformation (each channel is handled separately) */	1491	/* prepare limits for color transformation (each channel is handled separately) */
1603	if (shade < 0) {	1492	if (shade > 100)
		1493	{
1604	shade = -shade;	1494	shade = 200 - shade;
1605	if (shade < 0) shade = 0;
1606	if (shade > 100) shade = 100;
1607		1495
1608	lower_lim_r = 65535-rm;	1496	high.r = c.r * shade / 100;
1609	lower_lim_g = 65535-gm;	1497	high.g = c.g * shade / 100;
1610	lower_lim_b = 65535-bm;	1498	high.b = c.b * shade / 100;
1611		1499
1612	lower_lim_r = 65535-(unsigned int)(((RUINT32T)lower_lim_r)*((RUINT32T)shade)/100);	1500	low.r = 65535 * (100 - shade) / 100;
1613	lower_lim_g = 65535-(unsigned int)(((RUINT32T)lower_lim_g)*((RUINT32T)shade)/100);	1501	low.g = 65535 * (100 - shade) / 100;
1614	lower_lim_b = 65535-(unsigned int)(((RUINT32T)lower_lim_b)*((RUINT32T)shade)/100);	1502	low.b = 65535 * (100 - shade) / 100;
1615
1616	upper_lim_r = upper_lim_g = upper_lim_b = 65535;
1617	} else {
1618	if (shade < 0) shade = 0;
1619	if (shade > 100) shade = 100;
1620
1621	lower_lim_r = lower_lim_g = lower_lim_b = 0;
1622
1623	upper_lim_r = (unsigned int)((((RUINT32T)rm)*((RUINT32T)shade))/100);
1624	upper_lim_g = (unsigned int)((((RUINT32T)gm)*((RUINT32T)shade))/100);
1625	upper_lim_b = (unsigned int)((((RUINT32T)bm)*((RUINT32T)shade))/100);
1626	}	1503	}
1627		1504	else
1628	/* switch red and blue bytes if necessary, we need it for some weird XServers like XFree86 3.3.3.1 */
1629	if ((srcImage->bits_per_pixel == 24) && (mask_r >= 0xFF0000 ))
1630	{	1505	{
1631	unsigned int tmp;	1506	high.r = c.r * shade / 100;
		1507	high.g = c.g * shade / 100;
		1508	high.b = c.b * shade / 100;
1632		1509
1633	tmp = lower_lim_r;	1510	low.r = low.g = low.b = 0;
1634	lower_lim_r = lower_lim_b;
1635	lower_lim_b = tmp;
1636
1637	tmp = upper_lim_r;
1638	upper_lim_r = upper_lim_b;
1639	upper_lim_b = tmp;
1640	}	1511	}
1641		1512
1642	/* fill our lookup tables */	1513	/* fill our lookup tables */
1643	for (i = 0; i <= mask_r>>sh_r; i++)	1514	for (i = 0; i <= mask_r>>sh_r; i++)
1644	{	1515	{
1645	RUINT32T tmp;	1516	uint32_t tmp;
1646	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_r-lower_lim_r));	1517	tmp = i * high.r;
1647	tmp += ((RUINT32T)(mask_r>>sh_r))*((RUINT32T)lower_lim_r);	1518	tmp += (mask_r>>sh_r) * low.r;
1648	lookup_r[i] = (tmp/65535)<<sh_r;	1519	lookup_r[i] = (tmp/65535)<<sh_r;
1649	}	1520	}
1650	for (i = 0; i <= mask_g>>sh_g; i++)	1521	for (i = 0; i <= mask_g>>sh_g; i++)
1651	{	1522	{
1652	RUINT32T tmp;	1523	uint32_t tmp;
1653	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_g-lower_lim_g));	1524	tmp = i * high.g;
1654	tmp += ((RUINT32T)(mask_g>>sh_g))*((RUINT32T)lower_lim_g);	1525	tmp += (mask_g>>sh_g) * low.g;
1655	lookup_g[i] = (tmp/65535)<<sh_g;	1526	lookup_g[i] = (tmp/65535)<<sh_g;
1656	}	1527	}
1657	for (i = 0; i <= mask_b>>sh_b; i++)	1528	for (i = 0; i <= mask_b>>sh_b; i++)
1658	{	1529	{
1659	RUINT32T tmp;	1530	uint32_t tmp;
1660	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_b-lower_lim_b));	1531	tmp = i * high.b;
1661	tmp += ((RUINT32T)(mask_b>>sh_b))*((RUINT32T)lower_lim_b);	1532	tmp += (mask_b>>sh_b) * low.b;
1662	lookup_b[i] = (tmp/65535)<<sh_b;	1533	lookup_b[i] = (tmp/65535)<<sh_b;
1663	}	1534	}
1664		1535
1665	/* apply table to input image (replacing colors by newly calculated ones) */	1536	/* apply table to input image (replacing colors by newly calculated ones) */
1666	switch (srcImage->bits_per_pixel)	1537	if (ximage->bits_per_pixel == 32
		1538	&& (ximage->depth == 24 || ximage->depth == 32)
		1539	&& ximage->byte_order == host_byte_order)
1667	{	1540	{
1668	case 15:
1669	{
1670	unsigned short *p1, *pf, *p, *pl;	1541	uint32_t *p1, *pf, *p, *pl;
1671	p1 = (unsigned short *) srcImage->data;	1542	p1 = (uint32_t *) ximage->data;
1672	pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);	1543	pf = (uint32_t *) (ximage->data + ximage->height * ximage->bytes_per_line);
		1544
1673	while (p1 < pf)	1545	while (p1 < pf)
1674	{	1546	{
1675	p = p1;	1547	p = p1;
1676	pl = p1 + srcImage->width;	1548	pl = p1 + ximage->width;
1677	for (; p < pl; p++)	1549	for (; p < pl; p++)
1678	{	1550	{
1679	*p = lookup_r[(*p & 0x7c00)>>10] |
1680	lookup_g[(*p & 0x03e0)>> 5] |
1681	lookup_b[(*p & 0x001f)];
1682	}
1683	p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1684	}
1685	break;
1686	}
1687	case 16:
1688	{
1689	unsigned short *p1, *pf, *p, *pl;
1690	p1 = (unsigned short *) srcImage->data;
1691	pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1692	while (p1 < pf)
1693	{
1694	p = p1;
1695	pl = p1 + srcImage->width;
1696	for (; p < pl; p++)
1697	{
1698	*p = lookup_r[(*p & 0xf800)>>11] |
1699	lookup_g[(*p & 0x07e0)>> 5] |
1700	lookup_b[(*p & 0x001f)];
1701	}
1702	p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1703	}
1704	break;
1705	}
1706	case 24:
1707	{
1708	unsigned char *p1, *pf, *p, *pl;
1709	p1 = (unsigned char *) srcImage->data;
1710	pf = (unsigned char *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1711	while (p1 < pf)
1712	{
1713	p = p1;
1714	pl = p1 + srcImage->width * 3;
1715	for (; p < pl; p += 3)
1716	{
1717	p[0] = lookup_r[(p[0] & 0xff0000)>>16];
1718	p[1] = lookup_r[(p[1] & 0x00ff00)>> 8];
1719	p[2] = lookup_r[(p[2] & 0x0000ff)];
1720	}
1721	p1 = (unsigned char *) ((char *) p1 + srcImage->bytes_per_line);
1722	}
1723	break;
1724	}
1725	case 32:
1726	{
1727	RUINT32T *p1, *pf, *p, *pl;
1728	p1 = (RUINT32T *) srcImage->data;
1729	pf = (RUINT32T *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1730
1731	while (p1 < pf)
1732	{
1733	p = p1;
1734	pl = p1 + srcImage->width;
1735	for (; p < pl; p++)
1736	{
1737	*p = lookup_r[(*p & 0xff0000)>>16] |	1551	*p = lookup_r[(*p & 0xff0000) >> 16] |
1738	lookup_g[(*p & 0x00ff00)>> 8] |	1552	lookup_g[(*p & 0x00ff00) >> 8] |
1739	lookup_b[(*p & 0x0000ff)] |	1553	lookup_b[(*p & 0x0000ff)] |
1740	(*p & ~0xffffff);	1554	(*p & 0xff000000);
		1555	}
		1556	p1 = (uint32_t *) ((char *) p1 + ximage->bytes_per_line);
		1557	}
		1558	}
		1559	else
		1560	{
		1561	for (int y = 0; y < ximage->height; y++)
		1562	for (int x = 0; x < ximage->width; x++)
		1563	{
		1564	unsigned long pixel = XGetPixel (ximage, x, y);
		1565	pixel = lookup_r[(pixel & mask_r) >> sh_r] |
		1566	lookup_g[(pixel & mask_g) >> sh_g] |
		1567	lookup_b[(pixel & mask_b) >> sh_b];
		1568	XPutPixel (ximage, x, y, pixel);
1741	}	1569	}
1742	p1 = (RUINT32T *) ((char *) p1 + srcImage->bytes_per_line);
1743	}	1570	}
1744	break;
1745	}
1746	}
1747		1571
1748	free (lookup);	1572	free (lookup);
1749	}	1573	}
1750	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */	1574	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */

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