[ViewVC] Diff of: cvs/rxvt-unicode/src/background.C

Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.71 by sf-exg, Wed Oct 6 14:52:14 2010 UTC vs.
Revision 1.206 by sf-exg, Thu Apr 12 10:22:50 2012 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 <math.h>
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
28		30	# include <X11/extensions/Xrender.h>
29	#if DO_TIMING_TEST
30	# include <sys/time.h>
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	31	#endif
48		32
49	/*	33	#ifndef FilterConvolution
50	* Pixmap geometry string interpretation :	34	#define FilterConvolution "convolution"
51	* Each geometry string contains zero or one scale/position	35	#endif
52	* adjustment and may optionally be followed by a colon and one or more	36
53	* colon-delimited pixmap operations.	37	#ifndef RepeatPad
54	* The following table shows the valid geometry strings and their	38	#define RepeatPad True
55	* effects on the background image :	39	#endif
56	*
57	* 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.
59	* X and Y are also percentages; e.g., +50+50 centers
60	* 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	*
80	* Pixmap Operations : (should be prepended by a colon)
81	* tile Tile image. Scaling/position modifiers above will affect
82	* the tile size and origin.
83	* propscale When scaling, scale proportionally. That is, maintain the
84	* proper aspect ratio for the image. Any portion of the
85	* background not covered by the image is filled with the
86	* current background color.
87	* hscale Scale horizontally, tile vertically ?
88	* vscale Tile horizontally, scale vertically ?
89	* scale Scale both up and down
90	* auto Same as 100x100+50+50
91	*/
92		40
93	#ifdef HAVE_BG_PIXMAP	41	#ifdef HAVE_BG_PIXMAP
94	bgPixmap_t::bgPixmap_t ()	42	# if XRENDER
		43	static Picture
		44	create_xrender_mask (Display *dpy, Drawable drawable, Bool argb, Bool component_alpha)
95	{	45	{
96	// this is basically redundant as bgPixmap_t is only used in	46	Pixmap pixmap = XCreatePixmap (dpy, drawable, 1, 1, argb ? 32 : 8);
97	// zero_initialised-derived structs	47
98	#ifdef HAVE_AFTERIMAGE	48	XRenderPictFormat *format = XRenderFindStandardFormat (dpy, argb ? PictStandardARGB32 : PictStandardA8);
99	original_asim = NULL;	49	XRenderPictureAttributes pa;
		50	pa.repeat = True;
		51	pa.component_alpha = component_alpha;
		52	Picture mask = XRenderCreatePicture (dpy, pixmap, format, CPRepeat \| CPComponentAlpha, &pa);
		53
		54	XFreePixmap (dpy, pixmap);
		55
		56	return mask;
		57	}
100	#endif	58	# 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		59
115	void	60	void
116	bgPixmap_t::destroy ()	61	rxvt_term::bg_destroy ()
117	{	62	{
118	#ifdef HAVE_AFTERIMAGE
119	if (original_asim)
120	safe_asimage_destroy (original_asim);
121	#endif
122
123	#ifdef HAVE_PIXBUF	63	#ifdef HAVE_PIXBUF
124	if (pixbuf)	64	if (pixbuf)
125	g_object_unref (pixbuf);	65	g_object_unref (pixbuf);
126	#endif	66	#endif
127		67
128	if (pixmap && target)	68	if (bg_pixmap)
129	XFreePixmap (target->dpy, pixmap);	69	XFreePixmap (dpy, bg_pixmap);
130	}	70	}
131		71
132	bool	72	bool
133	bgPixmap_t::window_size_sensitive ()	73	rxvt_term::bg_set_position (int x, int y)
		74	{
		75
		76	if (target_x != x
		77	\|\| target_y != y)
		78	{
		79	target_x = x;
		80	target_y = y;
		81	return true;
		82	}
		83	return false;
		84	}
		85
		86	bool
		87	rxvt_term::bg_window_size_sensitive ()
134	{	88	{
135	# ifdef ENABLE_TRANSPARENCY	89	# ifdef ENABLE_TRANSPARENCY
136	if (flags & isTransparent)	90	if (bg_flags & BG_IS_TRANSPARENT)
137	return true;	91	return true;
138	# endif	92	# endif
139		93
140	# ifdef BG_IMAGE_FROM_FILE	94	# ifdef BG_IMAGE_FROM_FILE
141	if (have_image)	95	if (bg_flags & BG_IS_FROM_FILE)
142	{	96	{
143	if (flags & sizeSensitive)	97	if (bg_flags & BG_IS_SIZE_SENSITIVE)
144	return true;	98	return true;
145	}	99	}
146	# endif	100	# endif
147		101
148	return false;	102	return false;
149	}	103	}
150		104
151	bool	105	bool
152	bgPixmap_t::window_position_sensitive ()	106	rxvt_term::bg_window_position_sensitive ()
153	{	107	{
154	# ifdef ENABLE_TRANSPARENCY	108	# ifdef ENABLE_TRANSPARENCY
155	if (flags & isTransparent)	109	if (bg_flags & BG_IS_TRANSPARENT)
156	return true;	110	return true;
157	# endif	111	# endif
158		112
159	# ifdef BG_IMAGE_FROM_FILE	113	# ifdef BG_IMAGE_FROM_FILE
160	if (have_image)	114	if (bg_flags & BG_IS_FROM_FILE)
161	{	115	{
162	if (flags & rootAlign)	116	if (bg_flags & BG_ROOT_ALIGN)
163	return true;	117	return true;
164	}	118	}
165	# endif	119	# endif
166		120
167	return false;	121	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;
188	}	122	}
189		123
190	# ifdef BG_IMAGE_FROM_FILE	124	# ifdef BG_IMAGE_FROM_FILE
191	static inline bool
192	check_set_scale_value (int geom_flags, int flag, unsigned int &scale, unsigned int new_value)
193	{
194	if (geom_flags & flag)
195	{
196	if (new_value > 1000)
197	new_value = 1000;
198	if (new_value != scale)
199	{
200	scale = new_value;
201	return true;
202	}
203	}
204	return false;
205	}
206
207	static inline bool
208	check_set_align_value (int geom_flags, int flag, int &align, int new_value)
209	{
210	if (geom_flags & flag)
211	{
212	if (new_value < -100)
213	new_value = -100;
214	else if (new_value > 200)
215	new_value = 200;
216	if (new_value != align)
217	{
218	align = new_value;
219	return true;
220	}
221	}
222	return false;
223	}
224
225	static inline int	125	static inline int
226	make_align_position (int align, int window_size, int image_size)	126	make_align_position (int align, int window_size, int image_size)
227	{	127	{
228	int diff = window_size - image_size;
229	int smaller = min (image_size, window_size);
230
231	if (align >= 0 && align <= 100)	128	if (align >= 0 && align <= 100)
232	return diff * align / 100;	129	return lerp (0, window_size - image_size, align);
233	else if (align > 100 && align <= 200 )	130	else if (align > 100)
234	return ((align - 100) * smaller / 100) + window_size - smaller;	131	return lerp (window_size - image_size, window_size, align - 100);
235	else if (align >= -100 && align < 0)	132	else
236	return ((align + 100) * smaller / 100) - image_size;	133	return lerp (-image_size, 0, align + 100);
237	return 0;
238	}	134	}
239		135
240	static inline int	136	static inline int
241	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)	137	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)
242	{	138	{
…		…
248	src_pos = -pos;	144	src_pos = -pos;
249	dst_pos = 0;	145	dst_pos = 0;
250	dst_size += pos;	146	dst_size += pos;
251	}	147	}
252		148
253	if (dst_pos + dst_size > target_size)
254	dst_size = target_size - dst_pos;	149	min_it (dst_size, target_size - dst_pos);
255	return src_pos;	150	return src_pos;
256	}	151	}
257		152
258	bool	153	bool
259	bgPixmap_t::set_geometry (const char *geom)	154	rxvt_term::bg_set_geometry (const char *geom, bool update)
260	{	155	{
		156	bool changed = false;
261	int geom_flags = 0, changed = 0;	157	int geom_flags = 0;
262	int x = 0, y = 0;	158	int x = h_align;
		159	int y = v_align;
263	unsigned int w = 0, h = 0;	160	unsigned int w = h_scale;
264	unsigned int n;	161	unsigned int h = v_scale;
265	unsigned long new_flags = (flags & (~geometryFlags));	162	unsigned long new_flags = 0;
266	const char *p;
267	# define MAXLEN_GEOM 256 /* could be longer than regular geometry string */
268		163
269	if (geom == NULL)	164	if (geom == NULL)
270	return false;	165	return false;
271		166
272	char str[MAXLEN_GEOM];	167	if (geom[0])
273
274	while (isspace(*geom)) ++geom;
275	if ((p = strchr (geom, ';')) == NULL)
276	p = strchr (geom, '\0');
277
278	n = (p - geom);
279	if (n < MAXLEN_GEOM)
280	{	168	{
281	char *ops;	169	char **arr = rxvt_strsplit (':', geom);
282	new_flags \|= geometrySet;
283		170
284	memcpy (str, geom, n);	171	for (int i = 0; arr[i]; i++)
285	str[n] = '\0';
286	if (str[0] == ':')
287	ops = &str[0];
288	else if (str[0] != 'x' && str[0] != 'X' && isalpha(str[0]))
289	ops = &str[0];
290	else
291	{
292	char *tmp;
293	ops = strchr (str, ':');
294	if (ops != NULL)
295	{	172	{
296	for (tmp = ops-1; tmp >= str && isspace(*tmp); --tmp);	173	if (!strcasecmp (arr[i], "style=tiled"))
297	*(++tmp) = '\0';
298	if (ops == tmp) ++ops;
299	}	174	{
300	}	175	new_flags = BG_TILE;
301
302	if (ops > str \|\| ops == NULL)
303	{
304	/* we have geometry string - let's handle it prior to applying ops */
305	geom_flags = XParseGeometry (str, &x, &y, &w, &h);
306
307	if ((geom_flags & XValue) && !(geom_flags & YValue))
308	{
309	y = x;
310	geom_flags \|= YValue;
311	}
312
313	if (flags & geometrySet)
314	{
315	/* new geometry is an adjustment to the old one ! */
316	if ((geom_flags & WidthValue) && (geom_flags & HeightValue))
317	{
318	if (w == 0 && h != 0)
319	{
320	w = h_scale;	176	w = h = noScale;
321	h = (v_scale * h) / 100;
322	}
323	else if (h == 0 && w != 0)
324	{
325	w = (h_scale * w) / 100;
326	h = v_scale;
327	}
328	}
329	if (geom_flags & XValue)
330	{
331	if (str[0] != '=')
332	{
333	y += v_align;
334	x += h_align;
335	}
336	}
337	}
338	else /* setting up geometry from scratch */
339	{
340	if (!(geom_flags & XValue))
341	{
342	/* use default geometry - centered */
343	x = y = defaultAlign;
344	}
345	else if (!(geom_flags & YValue))
346	y = x;	177	x = y = 0;
347
348	if ((geom_flags & (WidthValue\|HeightValue)) == 0)
349	{
350	/* use default geometry - scaled */
351	w = h = defaultScale;
352	}
353	else if (geom_flags & WidthValue)
354	{
355	if (!(geom_flags & HeightValue))
356	h = w;
357	}
358	else
359	w = h;
360	}
361	} /* done parsing geometry string */
362	else if (!(flags & geometrySet))
363	{
364	/* default geometry - scaled and centered */
365	x = y = defaultAlign;
366	w = h = defaultScale;
367	}
368
369	if (!(flags & geometrySet))
370	geom_flags \|= WidthValue\|HeightValue\|XValue\|YValue;	178	geom_flags = WidthValue\|HeightValue\|XValue\|YValue;
371
372	if (ops)
373	{
374	while (*ops)
375	{	179	}
376	while (ops == ':' \|\| isspace(ops)) ++ops;	180	else if (!strcasecmp (arr[i], "style=aspect-stretched"))
377
378	# define CHECK_GEOM_OPS(op_str) (strncasecmp (ops, (op_str), sizeof (op_str) - 1) == 0)
379	if (CHECK_GEOM_OPS ("tile"))
380	{	181	{
		182	new_flags = BG_KEEP_ASPECT;
		183	w = h = windowScale;
		184	x = y = centerAlign;
		185	geom_flags = WidthValue\|HeightValue\|XValue\|YValue;
		186	}
		187	else if (!strcasecmp (arr[i], "style=stretched"))
		188	{
		189	new_flags = 0;
		190	w = h = windowScale;
		191	geom_flags = WidthValue\|HeightValue;
		192	}
		193	else if (!strcasecmp (arr[i], "style=centered"))
		194	{
		195	new_flags = 0;
381	w = h = noScale;	196	w = h = noScale;
		197	x = y = centerAlign;
		198	geom_flags = WidthValue\|HeightValue\|XValue\|YValue;
		199	}
		200	else if (!strcasecmp (arr[i], "style=root-tiled"))
		201	{
		202	new_flags = BG_TILE\|BG_ROOT_ALIGN;
		203	w = h = noScale;
		204	geom_flags = WidthValue\|HeightValue;
		205	}
		206	else if (!strcasecmp (arr[i], "op=tile"))
		207	new_flags \|= BG_TILE;
		208	else if (!strcasecmp (arr[i], "op=keep-aspect"))
		209	new_flags \|= BG_KEEP_ASPECT;
		210	else if (!strcasecmp (arr[i], "op=root-align"))
		211	new_flags \|= BG_ROOT_ALIGN;
		212
		213	// deprecated
		214	else if (!strcasecmp (arr[i], "tile"))
		215	{
		216	new_flags \|= BG_TILE;
		217	w = h = noScale;
382	geom_flags \|= WidthValue\|HeightValue;	218	geom_flags \|= WidthValue\|HeightValue;
383	}	219	}
384	else if (CHECK_GEOM_OPS ("propscale"))	220	else if (!strcasecmp (arr[i], "propscale"))
385	{	221	{
386	new_flags \|= propScale;	222	new_flags \|= BG_KEEP_ASPECT;
387	}
388	else if (CHECK_GEOM_OPS ("hscale"))
389	{
390	if (w == 0) w = windowScale;
391
392	h = noScale;	223	w = h = windowScale;
393	geom_flags \|= WidthValue\|HeightValue;	224	geom_flags \|= WidthValue\|HeightValue;
394	}	225	}
395	else if (CHECK_GEOM_OPS ("vscale"))	226	else if (!strcasecmp (arr[i], "hscale"))
396	{	227	{
		228	new_flags \|= BG_TILE;
397	if (h == 0) h = windowScale;	229	w = windowScale;
398
399	w = noScale;	230	h = noScale;
400	geom_flags \|= WidthValue\|HeightValue;	231	geom_flags \|= WidthValue\|HeightValue;
401	}	232	}
402	else if (CHECK_GEOM_OPS ("scale"))	233	else if (!strcasecmp (arr[i], "vscale"))
403	{	234	{
		235	new_flags \|= BG_TILE;
404	if (h == 0) h = windowScale;	236	h = windowScale;
405	if (w == 0) w = windowScale;	237	w = noScale;
406
407	geom_flags \|= WidthValue\|HeightValue;	238	geom_flags \|= WidthValue\|HeightValue;
408	}	239	}
409	else if (CHECK_GEOM_OPS ("auto"))	240	else if (!strcasecmp (arr[i], "scale"))
410	{	241	{
411	w = h = windowScale;	242	w = h = windowScale;
		243	geom_flags \|= WidthValue\|HeightValue;
		244	}
		245	else if (!strcasecmp (arr[i], "auto"))
		246	{
		247	w = h = windowScale;
412	x = y = centerAlign;	248	x = y = centerAlign;
413	geom_flags \|= WidthValue\|HeightValue\|XValue\|YValue;	249	geom_flags \|= WidthValue\|HeightValue\|XValue\|YValue;
414	}	250	}
415	else if (CHECK_GEOM_OPS ("root"))	251	else if (!strcasecmp (arr[i], "root"))
416	{	252	{
417	new_flags \|= rootAlign;	253	new_flags \|= BG_TILE\|BG_ROOT_ALIGN;
418	w = h = noScale;	254	w = h = noScale;
419	geom_flags \|= WidthValue\|HeightValue;	255	geom_flags \|= WidthValue\|HeightValue;
420	}	256	}
421	# undef CHECK_GEOM_OPS
422		257
423	while (ops != ':' && ops != '\0') ++ops;	258	else
		259	geom_flags \|= XParseGeometry (arr[i], &x, &y, &w, &h);
424	} /* done parsing ops */	260	} /* done parsing ops */
425	}
426		261
427	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) ++changed;	262	rxvt_free_strsplit (arr);
428	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) ++changed;
429	if (check_set_align_value (geom_flags, XValue, h_align, x)) ++changed;
430	if (check_set_align_value (geom_flags, YValue, v_align, y)) ++changed;
431	}
432
433	if (new_flags != flags)
434	{	263	}
		264
		265	new_flags \|= bg_flags & ~BG_GEOMETRY_FLAGS;
		266
		267	if (!update)
		268	{
		269	if (!(geom_flags & XValue))
		270	x = y = defaultAlign;
		271	else if (!(geom_flags & YValue))
		272	y = x;
		273
		274	if (!(geom_flags & (WidthValue\|HeightValue)))
		275	w = h = defaultScale;
		276	else if (!(geom_flags & HeightValue))
		277	h = w;
		278	else if (!(geom_flags & WidthValue))
		279	w = h;
		280	}
		281
		282	min_it (w, 1000);
		283	min_it (h, 1000);
		284	clamp_it (x, -100, 200);
		285	clamp_it (y, -100, 200);
		286
		287	if (bg_flags != new_flags
		288	\|\| h_scale != w
		289	\|\| v_scale != h
		290	\|\| h_align != x
		291	\|\| v_align != y)
		292	{
435	flags = new_flags;	293	bg_flags = new_flags;
		294	h_scale = w;
		295	v_scale = h;
		296	h_align = x;
		297	v_align = y;
436	changed++;	298	changed = true;
437	}	299	}
438		300
439	//fprintf (stderr, "flags = %lX, scale = %ux%u, align=%+d%+d\n",
440	// flags, h_scale, v_scale, h_align, v_align);
441	return (changed > 0);	301	return changed;
442	}	302	}
443		303
444	void	304	void
445	bgPixmap_t::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)	305	rxvt_term::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
446	{	306	{
447	int target_width = target->szHint.width;	307	int target_width = szHint.width;
448	int target_height = target->szHint.height;	308	int target_height = szHint.height;
449		309
450	if (flags & propScale)	310	w = h_scale * target_width / 100;
		311	h = v_scale * target_height / 100;
		312
		313	if (bg_flags & BG_KEEP_ASPECT)
451	{	314	{
452	float scale = (float)target_width / image_width;	315	float scale = (float)w / image_width;
453	min_it (scale, (float)target_height / image_height);	316	min_it (scale, (float)h / image_height);
454	w = image_width * scale + 0.5;	317	w = image_width * scale + 0.5;
455	h = image_height * scale + 0.5;	318	h = image_height * scale + 0.5;
456	}	319	}
457	else
458	{
459	w = h_scale * target_width / 100;
460	h = v_scale * target_height / 100;
461	}
462		320
463	if (!w) w = image_width;	321	if (!w) w = image_width;
464	if (!h) h = image_height;	322	if (!h) h = image_height;
465		323
466	if (flags & rootAlign)	324	if (bg_flags & BG_ROOT_ALIGN)
467	{	325	{
468	target->get_window_origin (x, y);
469	x = -x;	326	x = -target_x;
470	y = -y;	327	y = -target_y;
471	}	328	}
472	else	329	else
473	{	330	{
474	x = make_align_position (h_align, target_width, w);	331	x = make_align_position (h_align, target_width, w);
475	y = make_align_position (v_align, target_height, h);	332	y = make_align_position (v_align, target_height, h);
476	}	333	}
477		334
478	flags &= ~sizeSensitive;	335	if (!(bg_flags & BG_TILE)
479	if (h_scale != 0 \|\| v_scale != 0	336	\|\| h_scale \|\| v_scale
480	\|\| h_align != 0 \|\| v_align != 0	337	\|\| (!(bg_flags & BG_ROOT_ALIGN) && (h_align \|\| v_align))
481	\|\| w > target_width \|\| h > target_height)	338	\|\| image_width > target_width \|\| image_height > target_height)
482	flags \|= sizeSensitive;	339	bg_flags \|= BG_IS_SIZE_SENSITIVE;
		340	else
		341	bg_flags &= ~BG_IS_SIZE_SENSITIVE;
483	}	342	}
484		343
485	# ifdef HAVE_AFTERIMAGE	344	# ifdef HAVE_PIXBUF
486	bool	345	bool
487	bgPixmap_t::render_image (unsigned long background_flags)	346	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
		347	int src_x, int src_y, int dst_x, int dst_y,
		348	unsigned int width, unsigned int height)
488	{	349	{
489	if (target == NULL)	350	XImage *ximage;
		351	char data, line;
		352	int bytes_per_pixel;
		353	int width_r, width_g, width_b;
		354	int sh_r, sh_g, sh_b;
		355	int rowstride;
		356	int channels;
		357	unsigned char *row;
		358
		359	if (visual->c_class != TrueColor)
490	return false;	360	return false;
491		361
492	target->init_asv ();	362	if (depth == 24 \|\| depth == 32)
		363	bytes_per_pixel = 4;
		364	else if (depth == 15 \|\| depth == 16)
		365	bytes_per_pixel = 2;
		366	else
		367	return false;
493		368
494	ASImage *background = NULL;	369	width_r = ecb_popcount32 (visual->red_mask);
495	ARGB32 background_tint = TINT_LEAVE_SAME;	370	width_g = ecb_popcount32 (visual->green_mask);
		371	width_b = ecb_popcount32 (visual->blue_mask);
496		372
497	# ifdef ENABLE_TRANSPARENCY	373	if (width_r > 8 \|\| width_g > 8 \|\| width_b > 8)
498	if (background_flags)	374	return false;
499	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);
500		375
501	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	376	sh_r = ecb_ctz32 (visual->red_mask);
502	{	377	sh_g = ecb_ctz32 (visual->green_mask);
503	ShadingInfo as_shade;	378	sh_b = ecb_ctz32 (visual->blue_mask);
504	as_shade.shading = (shade == 0) ? 100 : shade;
505		379
506	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	380	if (width > INT_MAX / height / bytes_per_pixel)
507	if (flags & tintSet)	381	return false;
508	tint.get (c);
509	as_shade.tintColor.red = c.r;
510	as_shade.tintColor.green = c.g;
511	as_shade.tintColor.blue = c.b;
512		382
513	background_tint = shading2tint32 (&as_shade);	383	data = (char )malloc (width height * bytes_per_pixel);
		384	if (!data)
		385	return false;
		386
		387	ximage = XCreateImage (dpy, visual, depth, ZPixmap, 0, data,
		388	width, height, bytes_per_pixel * 8, 0);
		389	if (!ximage)
514	}	390	{
515		391	free (data);
516	if (!(background_flags & transpPmapBlured) && (flags & blurNeeded) && background != NULL)	392	return false;
517	{	393	}
518	ASImage *tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,	394
519	(original_asim == NULL \|\| tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,	395	ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
520	100, ASIMAGE_QUALITY_DEFAULT);	396
521	if (tmp)	397	rowstride = gdk_pixbuf_get_rowstride (pixbuf);
		398	channels = gdk_pixbuf_get_n_channels (pixbuf);
		399	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
		400	line = data;
		401
		402	for (int y = 0; y < height; y++)
		403	{
		404	for (int x = 0; x < width; x++)
522	{	405	{
523	destroy_asimage (&background);	406	unsigned char pixel = row + x channels;
524	background = tmp;	407	uint32_t value;
		408
		409	value = ((pixel[0] >> (8 - width_r)) << sh_r)
		410	\| ((pixel[1] >> (8 - width_g)) << sh_g)
		411	\| ((pixel[2] >> (8 - width_b)) << sh_b);
		412
		413	if (bytes_per_pixel == 4)
		414	((uint32_t *)line)[x] = value;
		415	else
		416	((uint16_t *)line)[x] = value;
525	}	417	}
526	}
527	# endif
528		418
529	ASImage *result = 0;	419	row += rowstride;
		420	line += ximage->bytes_per_line;
		421	}
530		422
		423	XPutImage (dpy, pixmap, gc, ximage, 0, 0, dst_x, dst_y, width, height);
		424	XDestroyImage (ximage);
		425	return true;
		426	}
		427
		428	bool
		429	rxvt_term::render_image (bool transparent)
		430	{
		431	if (!pixbuf)
		432	return false;
		433
		434	if (transparent
		435	&& !(bg_flags & BG_HAS_RENDER))
		436	return false;
		437
		438	GdkPixbuf *result;
		439
		440	int image_width = gdk_pixbuf_get_width (pixbuf);
		441	int image_height = gdk_pixbuf_get_height (pixbuf);
		442
531	int target_width = target->szHint.width;	443	int target_width = szHint.width;
532	int target_height = target->szHint.height;	444	int target_height = szHint.height;
533	int new_pmap_width = target_width;	445	int new_pmap_width = target_width;
534	int new_pmap_height = target_height;	446	int new_pmap_height = target_height;
535		447
536	int x = 0;	448	int x = 0;
537	int y = 0;	449	int y = 0;
538	int w = 0;	450	int w = 0;
539	int h = 0;	451	int h = 0;
540		452
541	TIMING_TEST_START (asim);
542
543	if (original_asim)
544	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
545
546	if (!original_asim
547	\|\| (!(flags & rootAlign)
548	&& (x >= target_width
549	\|\| y >= target_height
550	\|\| (x + w <= 0)
551	\|\| (y + h <= 0))))
552	{
553	if (background)
554	{
555	new_pmap_width = background->width;
556	new_pmap_height = background->height;
557	result = background;
558
559	if (background_tint != TINT_LEAVE_SAME)
560	{
561	ASImage *tmp = tile_asimage (target->asv, background, 0, 0,
562	target_width, target_height, background_tint,
563	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
564	if (tmp)
565	result = tmp;
566	}
567	}
568	else
569	new_pmap_width = new_pmap_height = 0;
570	}
571	else
572	{
573	result = original_asim;
574
575	if ((w != original_asim->width)
576	\|\| (h != original_asim->height))
577	{
578	result = scale_asimage (target->asv, original_asim,
579	w, h,
580	background ? ASA_ASImage : ASA_XImage,
581	100, ASIMAGE_QUALITY_DEFAULT);
582	}
583
584	if (background == NULL)
585	{
586	if (h_scale == 0 \|\| v_scale == 0)
587	{
588	/* if tiling - pixmap has to be sized exactly as the image,
589	but there is no need to make it bigger than the window! */
590	new_pmap_width = min (result->width, target_width);
591	new_pmap_height = min (result->height, target_height);
592
593	/* we also need to tile our image in both directions */
594	ASImage *tmp = tile_asimage (target->asv, result,
595	(int)result->width - x,
596	(int)result->height - y,
597	new_pmap_width,
598	new_pmap_height,
599	TINT_LEAVE_SAME, ASA_XImage,
600	100, ASIMAGE_QUALITY_DEFAULT);
601	if (tmp)
602	{
603	if (result != original_asim)
604	destroy_asimage (&result);
605
606	result = tmp;
607	}
608	}
609	}
610	else
611	{
612	/* if blending background and image - pixmap has to be sized same as target window */
613	ASImageLayer *layers = create_image_layers (2);
614
615	layers[0].im = background;
616	layers[0].clip_width = target_width;
617	layers[0].clip_height = target_height;
618	layers[0].tint = background_tint;
619	layers[1].im = result;
620
621	if (h_scale == 0 \|\| v_scale == 0)
622	{
623	/* tile horizontally */
624	while (x > 0) x -= (int)result->width;
625	layers[1].dst_x = x;
626	layers[1].clip_width = result->width+target_width;
627	}
628	else
629	{
630	/* clip horizontally */
631	layers[1].dst_x = x;
632	layers[1].clip_width = result->width;
633	}
634
635	if (h_scale == 0 \|\| v_scale == 0)
636	{
637	while (y > 0) y -= (int)result->height;
638	layers[1].dst_y = y;
639	layers[1].clip_height = result->height + target_height;
640	}
641	else
642	{
643	layers[1].dst_y = y;
644	layers[1].clip_height = result->height;
645	}
646
647	if (target->rs[Rs_blendtype])
648	{
649	layers[1].merge_scanlines = blend_scanlines_name2func (target->rs[Rs_blendtype]);
650	if (layers[1].merge_scanlines == NULL)
651	layers[1].merge_scanlines = alphablend_scanlines;
652	}
653
654	ASImage *tmp = merge_layers (target->asv, layers, 2, target_width, target_height,
655	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
656
657	if (tmp)
658	{
659	if (result != original_asim)
660	destroy_asimage (&result);
661
662	result = tmp;
663	}
664
665	free (layers);
666	}
667	}
668	TIMING_TEST_PRINT_RESULT (asim);
669
670	bool ret = false;
671
672	if (result)
673	{
674	XGCValues gcv;
675	GC gc;
676
677	if (pixmap)
678	{
679	if (pmap_width != new_pmap_width
680	\|\| pmap_height != new_pmap_height
681	\|\| pmap_depth != target->depth)
682	{
683	XFreePixmap (target->dpy, pixmap);
684	pixmap = None;
685	}
686	}
687
688	/* create Pixmap */
689	if (pixmap == None)
690	{
691	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);
692	pmap_width = new_pmap_width;
693	pmap_height = new_pmap_height;
694	pmap_depth = target->depth;
695	}
696	/* fill with background color (if result's not completely overlapping it) */
697	gcv.foreground = target->pix_colors[Color_bg];
698	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
699
700	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
701	int dst_width = result->width, dst_height = result->height;
702	if (background == NULL)
703	{
704	if (!(h_scale == 0 \|\| v_scale == 0))
705	{
706	src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );
707	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
708	}
709
710	if (dst_x > 0 \|\| dst_y > 0
711	\|\| dst_x + dst_width < new_pmap_width
712	\|\| dst_y + dst_height < new_pmap_height)
713	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
714	}
715
716	/* put result on pixmap */
717	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
718	asimage2drawable (target->asv, pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);
719
720	if (result != background && result != original_asim)
721	destroy_asimage (&result);
722
723	XFreeGC (target->dpy, gc);
724	TIMING_TEST_PRINT_RESULT (asim);
725
726	ret = true;
727	}
728
729	if (background)
730	destroy_asimage (&background);
731
732	return ret;
733	}
734	# endif /* HAVE_AFTERIMAGE */
735
736	# ifdef HAVE_PIXBUF
737	bool
738	bgPixmap_t::render_image (unsigned long background_flags)
739	{
740	if (target == NULL)
741	return false;
742
743	if (!pixbuf)
744	return false;
745
746	// TODO: add alpha blending
747	if (background_flags)
748	return false;
749
750	GdkPixbuf *result;
751
752	int image_width = gdk_pixbuf_get_width (pixbuf);
753	int image_height = gdk_pixbuf_get_height (pixbuf);
754
755	int target_width = target->szHint.width;
756	int target_height = target->szHint.height;
757	int new_pmap_width = target_width;
758	int new_pmap_height = target_height;
759
760	int x = 0;
761	int y = 0;
762	int w = 0;
763	int h = 0;
764
765	get_image_geometry (image_width, image_height, w, h, x, y);	453	get_image_geometry (image_width, image_height, w, h, x, y);
766		454
767	if (!(flags & rootAlign)	455	if (!(bg_flags & BG_ROOT_ALIGN)
768	&& (x >= target_width	456	&& (x >= target_width
769	\|\| y >= target_height	457	\|\| y >= target_height
770	\|\| (x + w <= 0)	458	\|\| x + w <= 0
771	\|\| (y + h <= 0)))	459	\|\| y + h <= 0))
772	return false;	460	return false;
773		461
774	result = pixbuf;	462	result = pixbuf;
775		463
776	if ((w != image_width)	464	if (w != image_width
777	\|\| (h != image_height))	465	\|\| h != image_height)
778	{	466	{
779	result = gdk_pixbuf_scale_simple (pixbuf,	467	result = gdk_pixbuf_scale_simple (pixbuf,
780	w, h,	468	w, h,
781	GDK_INTERP_BILINEAR);	469	GDK_INTERP_BILINEAR);
782	}	470	}
783		471
		472	if (!result)
		473	return false;
		474
784	bool ret = false;	475	bool ret = false;
785		476
786	if (result)
787	{
788	XGCValues gcv;	477	XGCValues gcv;
789	GC gc;	478	GC gc;
		479	Pixmap root_pmap;
790		480
791	image_width = gdk_pixbuf_get_width (result);	481	image_width = gdk_pixbuf_get_width (result);
792	image_height = gdk_pixbuf_get_height (result);	482	image_height = gdk_pixbuf_get_height (result);
793		483
794	if (h_scale == 0 \|\| v_scale == 0)	484	if (transparent)
		485	{
		486	root_pmap = bg_pixmap;
		487	bg_pixmap = None;
		488	}
		489	else
		490	{
		491	if (bg_flags & BG_TILE)
795	{	492	{
796	new_pmap_width = min (image_width, target_width);	493	new_pmap_width = min (image_width, target_width);
797	new_pmap_height = min (image_height, target_height);	494	new_pmap_height = min (image_height, target_height);
798	}	495	}
		496	}
799		497
		498	if (bg_pixmap == None
		499	\|\| bg_pmap_width != new_pmap_width
		500	\|\| bg_pmap_height != new_pmap_height)
		501	{
800	if (pixmap)	502	if (bg_pixmap)
801	{
802	if (pmap_width != new_pmap_width
803	\|\| pmap_height != new_pmap_height
804	\|\| pmap_depth != target->depth)
805	{
806	XFreePixmap (target->dpy, pixmap);	503	XFreePixmap (dpy, bg_pixmap);
807	pixmap = None;
808	}
809	}
810
811	if (pixmap == None)
812	{
813	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);	504	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
814	pmap_width = new_pmap_width;	505	bg_pmap_width = new_pmap_width;
815	pmap_height = new_pmap_height;	506	bg_pmap_height = new_pmap_height;
816	pmap_depth = target->depth;	507	}
		508
		509	gcv.foreground = pix_colors[Color_bg];
		510	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
		511
		512	if (gc)
		513	{
		514	if (bg_flags & BG_TILE)
817	}	515	{
818
819	gcv.foreground = target->pix_colors[Color_bg];
820	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
821
822	if (h_scale == 0 \|\| v_scale == 0)
823	{
824	Pixmap tile = XCreatePixmap (target->dpy, target->vt, image_width, image_height, target->depth);	516	Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth);
825	gdk_pixbuf_xlib_render_to_drawable (result, tile, gc,	517	pixbuf_to_pixmap (result, tile, gc,
826	0, 0,	518	0, 0,
827	0, 0,	519	0, 0,
828	image_width, image_height,	520	image_width, image_height);
829	XLIB_RGB_DITHER_NONE,
830	0, 0);
831		521
832	gcv.tile = tile;	522	gcv.tile = tile;
833	gcv.fill_style = FillTiled;	523	gcv.fill_style = FillTiled;
834	gcv.ts_x_origin = x;	524	gcv.ts_x_origin = x;
835	gcv.ts_y_origin = y;	525	gcv.ts_y_origin = y;
836	XChangeGC (target->dpy, gc, GCFillStyle \| GCTile \| GCTileStipXOrigin \| GCTileStipYOrigin, &gcv);	526	XChangeGC (dpy, gc, GCFillStyle \| GCTile \| GCTileStipXOrigin \| GCTileStipYOrigin, &gcv);
837		527
838	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	528	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
839	XFreePixmap (target->dpy, tile);	529	XFreePixmap (dpy, tile);
840	}	530	}
841	else	531	else
842	{	532	{
843	int src_x, src_y, dst_x, dst_y;	533	int src_x, src_y, dst_x, dst_y;
844	int dst_width, dst_height;	534	int dst_width, dst_height;
…		…
847	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);	537	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);
848		538
849	if (dst_x > 0 \|\| dst_y > 0	539	if (dst_x > 0 \|\| dst_y > 0
850	\|\| dst_x + dst_width < new_pmap_width	540	\|\| dst_x + dst_width < new_pmap_width
851	\|\| dst_y + dst_height < new_pmap_height)	541	\|\| dst_y + dst_height < new_pmap_height)
852	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	542	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
853		543
854	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	544	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
855	gdk_pixbuf_xlib_render_to_drawable (result, pixmap, gc,	545	pixbuf_to_pixmap (result, bg_pixmap, gc,
856	src_x, src_y,	546	src_x, src_y,
857	dst_x, dst_y,	547	dst_x, dst_y,
858	dst_width, dst_height,	548	dst_width, dst_height);
859	XLIB_RGB_DITHER_NONE,
860	0, 0);
861	}	549	}
862		550
863	if (result != pixbuf)	551	#if XRENDER
864	g_object_unref (result);	552	if (transparent)
		553	{
		554	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
865		555
		556	Picture src = XRenderCreatePicture (dpy, root_pmap, format, 0, 0);
		557
		558	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, format, 0, 0);
		559
		560	Picture mask = create_xrender_mask (dpy, vt, False, False);
		561
		562	XRenderColor mask_c;
		563
		564	mask_c.alpha = 0x8000;
		565	mask_c.red =
		566	mask_c.green =
		567	mask_c.blue = 0;
		568	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
		569
		570	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
		571
		572	XRenderFreePicture (dpy, src);
		573	XRenderFreePicture (dpy, dst);
		574	XRenderFreePicture (dpy, mask);
		575	}
		576	#endif
		577
866	XFreeGC (target->dpy, gc);	578	XFreeGC (dpy, gc);
867		579
868	ret = true;	580	ret = true;
869	}	581	}
870		582
		583	if (result != pixbuf)
		584	g_object_unref (result);
		585
		586	if (transparent)
		587	XFreePixmap (dpy, root_pmap);
		588
871	return ret;	589	return ret;
872	}	590	}
873	# endif /* HAVE_PIXBUF */	591	# endif /* HAVE_PIXBUF */
874		592
875	bool	593	bool
876	bgPixmap_t::set_file (const char *file)	594	rxvt_term::bg_set_file (const char *file)
877	{	595	{
878	assert (file);	596	if (!file \|\| !*file)
		597	return false;
879		598
880	if (*file)	599	bool ret = false;
881	{
882	if (const char *p = strchr (file, ';'))	600	const char *p = strchr (file, ';');
883	{	601
		602	if (p)
		603	{
884	size_t len = p - file;	604	size_t len = p - file;
885	char *f = rxvt_temp_buf<char> (len + 1);	605	char *f = rxvt_temp_buf<char> (len + 1);
886	memcpy (f, file, len);	606	memcpy (f, file, len);
887	f[len] = '\0';	607	f[len] = '\0';
888	file = f;	608	file = f;
889	}	609	}
890		610
891	# ifdef HAVE_AFTERIMAGE	611	# ifdef HAVE_PIXBUF
892	if (!target->asimman)	612	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
893	target->asimman = create_generic_imageman (target->rs[Rs_path]);	613	if (image)
894	original_asim = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);	614	{
895	if (original_asim)	615	if (pixbuf)
896	have_image = true;	616	g_object_unref (pixbuf);
897	return have_image;	617	pixbuf = image;
		618	bg_flags \|= BG_IS_FROM_FILE;
		619	ret = true;
		620	}
898	# endif	621	# endif
899		622
900	# ifdef HAVE_PIXBUF	623	if (ret)
901	pixbuf = gdk_pixbuf_new_from_file (file, NULL);	624	{
902	if (pixbuf)	625	if (p)
903	have_image = true;	626	bg_set_geometry (p + 1);
904	return have_image;	627	else
905	# endif	628	bg_set_default_geometry ();
		629	}
		630
		631	return ret;
		632	}
		633
		634	# endif /* BG_IMAGE_FROM_FILE */
		635
		636	# ifdef ENABLE_TRANSPARENCY
		637	bool
		638	rxvt_term::bg_set_transparent ()
		639	{
		640	if (!(bg_flags & BG_IS_TRANSPARENT))
		641	{
		642	bg_flags \|= BG_IS_TRANSPARENT;
		643	return true;
906	}	644	}
907		645
908	return false;	646	return false;
909	}	647	}
910		648
911	# endif /* BG_IMAGE_FROM_FILE */
912
913	# ifdef ENABLE_TRANSPARENCY
914	bool	649	bool
915	bgPixmap_t::set_transparent ()	650	rxvt_term::bg_set_blur (const char *geom)
916	{	651	{
917	if (!(flags & isTransparent))	652	bool changed = false;
918	{
919	flags \|= isTransparent;
920	return true;
921	}
922
923	return false;
924	}
925
926	bool
927	bgPixmap_t::set_blur_radius (const char *geom)
928	{
929	int changed = 0;
930	unsigned int hr, vr;	653	unsigned int hr, vr;
931	int junk;	654	int junk;
932	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);	655	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
933		656
934	if (!(geom_flags & WidthValue))	657	if (!(geom_flags & WidthValue))
935	hr = 1;	658	hr = 1;
936	if (!(geom_flags & HeightValue))	659	if (!(geom_flags & HeightValue))
937	vr = hr;	660	vr = hr;
938		661
		662	min_it (hr, 128);
		663	min_it (vr, 128);
		664
939	if (h_blurRadius != hr)	665	if (h_blurRadius != hr)
940	{	666	{
941	++changed;	667	changed = true;
942	h_blurRadius = hr;	668	h_blurRadius = hr;
943	}	669	}
944		670
945	if (v_blurRadius != vr)	671	if (v_blurRadius != vr)
946	{	672	{
947	++changed;	673	changed = true;
948	v_blurRadius = vr;	674	v_blurRadius = vr;
949	}	675	}
950		676
951	if (v_blurRadius == 0 && h_blurRadius == 0)	677	if (h_blurRadius && v_blurRadius)
952	flags &= ~blurNeeded;	678	bg_flags \|= BG_NEEDS_BLUR;
953	else	679	else
954	flags \|= blurNeeded;	680	bg_flags &= ~BG_NEEDS_BLUR;
955		681
956	return (changed > 0);	682	return changed;
957	}	683	}
958		684
959	static inline unsigned long	685	void
960	compute_tint_shade_flags (rxvt_color *tint, int shade)	686	rxvt_term::set_tint_shade_flags ()
961	{	687	{
962	unsigned long flags = 0;	688	if (shade != 100 \|\| (bg_flags & BG_TINT_SET))
963	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	689	bg_flags \|= BG_NEEDS_TINT;
964	bool has_shade = (shade > 0 && shade < 100) \|\| (shade > 100 && shade < 200);	690	else
		691	bg_flags &= ~BG_NEEDS_TINT;
		692	}
965		693
966	if (tint)	694	bool
		695	rxvt_term::bg_set_tint (rxvt_color &new_tint)
		696	{
		697	if (!(bg_flags & BG_TINT_SET) \|\| tint != new_tint)
967	{	698	{
		699	tint = new_tint;
		700	bg_flags \|= BG_TINT_SET;
		701
		702	rgba c;
968	tint->get (c);	703	tint.get (c);
969	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 \|\| (cmp) >= 0x00f700)	704	if ((c.r <= 0x00ff \|\| c.r >= 0xff00)
970	if (!has_shade && IS_COMPONENT_WHOLESOME (c.r)	705	&& (c.g <= 0x00ff \|\| c.g >= 0xff00)
971	&& IS_COMPONENT_WHOLESOME (c.g)	706	&& (c.b <= 0x00ff \|\| c.b >= 0xff00))
972	&& IS_COMPONENT_WHOLESOME (c.b))	707	bg_flags \|= BG_TINT_BITAND;
973	flags \|= bgPixmap_t::tintWholesome;
974	# undef IS_COMPONENT_WHOLESOME
975	}
976
977	if (has_shade)
978	flags \|= bgPixmap_t::tintNeeded;
979	else if (tint)
980	{
981	if ((c.r > 0x000700 \|\| c.g > 0x000700 \|\| c.b > 0x000700)
982	&& (c.r < 0x00f700 \|\| c.g < 0x00f700 \|\| c.b < 0x00f700))
983	{
984	flags \|= bgPixmap_t::tintNeeded;
985	}
986	}
987
988	if (flags & bgPixmap_t::tintNeeded)
989	{
990	if (flags & bgPixmap_t::tintWholesome)
991	flags \|= bgPixmap_t::tintServerSide;
992	else	708	else
993	{	709	bg_flags &= ~BG_TINT_BITAND;
994	#if XFT	710
995	flags \|= bgPixmap_t::tintServerSide;	711	set_tint_shade_flags ();
		712	return true;
		713	}
		714
		715	return false;
		716	}
		717
		718	bool
		719	rxvt_term::bg_set_shade (const char *shade_str)
		720	{
		721	int new_shade = atoi (shade_str);
		722
		723	clamp_it (new_shade, -100, 200);
		724	if (new_shade < 0)
		725	new_shade = 200 - (100 + new_shade);
		726
		727	if (new_shade != shade)
		728	{
		729	shade = new_shade;
		730	set_tint_shade_flags ();
		731	return true;
		732	}
		733
		734	return false;
		735	}
		736
		737	#if XRENDER
		738	static void
		739	get_gaussian_kernel (int radius, int width, double kernel, XFixed params)
		740	{
		741	double sigma = radius / 2.0;
		742	double scale = sqrt (2.0 * M_PI) * sigma;
		743	double sum = 0.0;
		744
		745	for (int i = 0; i < width; i++)
		746	{
		747	double x = i - width / 2;
		748	kernel[i] = exp (-(x * x) / (2.0 * sigma * sigma)) / scale;
		749	sum += kernel[i];
		750	}
		751
		752	params[0] = XDoubleToFixed (width);
		753	params[1] = XDoubleToFixed (1);
		754
		755	for (int i = 0; i < width; i++)
		756	params[i+2] = XDoubleToFixed (kernel[i] / sum);
		757	}
996	#endif	758	#endif
997	}
998	}
999		759
1000	return flags;
1001	}
1002
1003	bool	760	bool
1004	bgPixmap_t::set_tint (rxvt_color &new_tint)	761	rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height, int depth)
1005	{	762	{
1006	if (tint != new_tint)
1007	{
1008	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);
1009	tint = new_tint;
1010	flags = (flags & ~tintFlags) \| new_flags \| tintSet;
1011	return true;
1012	}
1013
1014	return false;
1015	}
1016
1017	bool
1018	bgPixmap_t::unset_tint ()
1019	{
1020	unsigned long new_flags = compute_tint_shade_flags (NULL, shade);
1021
1022	if (new_flags != (flags & tintFlags))
1023	{
1024	flags = (flags & ~tintFlags) \| new_flags;
1025	return true;
1026	}
1027
1028	return false;
1029	}
1030
1031	bool
1032	bgPixmap_t::set_shade (const char *shade_str)
1033	{
1034	int new_shade = (shade_str) ? atoi (shade_str) : 0;
1035
1036	if (new_shade < 0 && new_shade > -100)
1037	new_shade = 200 - (100 + new_shade);
1038	else if (new_shade == 100)
1039	new_shade = 0;
1040
1041	if (new_shade != shade)
1042	{
1043	unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);
1044	shade = new_shade;
1045	flags = (flags & (~tintFlags \| tintSet)) \| new_flags;
1046	return true;
1047	}
1048
1049	return false;
1050	}
1051
1052	bool
1053	bgPixmap_t::tint_pixmap (Pixmap pixmap, Window root, int width, int height)
1054	{
1055	Display *dpy = target->dpy;
1056	bool ret = false;	763	bool ret = false;
		764	#if XRENDER
		765	if (!(bg_flags & BG_HAS_RENDER_CONV))
		766	return false;
1057		767
1058	if (flags & tintWholesome)	768	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
		769	double kernel = (double )malloc (size * sizeof (double));
		770	XFixed params = (XFixed )malloc ((size + 2) * sizeof (XFixed));
		771
		772	XRenderPictureAttributes pa;
		773	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		774
		775	pa.repeat = RepeatPad;
		776	Picture src = XRenderCreatePicture (dpy, pixmap, format, CPRepeat, &pa);
		777	Pixmap tmp = XCreatePixmap (dpy, pixmap, width, height, depth);
		778	Picture dst = XRenderCreatePicture (dpy, tmp, format, CPRepeat, &pa);
		779	XFreePixmap (dpy, tmp);
		780
		781	if (kernel && params)
		782	{
		783	size = h_blurRadius * 2 + 1;
		784	get_gaussian_kernel (h_blurRadius, size, kernel, params);
		785
		786	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
		787	XRenderComposite (dpy,
		788	PictOpSrc,
		789	src,
		790	None,
		791	dst,
		792	0, 0,
		793	0, 0,
		794	0, 0,
		795	width, height);
		796
		797	::swap (src, dst);
		798
		799	size = v_blurRadius * 2 + 1;
		800	get_gaussian_kernel (v_blurRadius, size, kernel, params);
		801	::swap (params[0], params[1]);
		802
		803	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
		804	XRenderComposite (dpy,
		805	PictOpSrc,
		806	src,
		807	None,
		808	dst,
		809	0, 0,
		810	0, 0,
		811	0, 0,
		812	width, height);
		813
		814	ret = true;
		815	}
		816
		817	free (kernel);
		818	free (params);
		819	XRenderFreePicture (dpy, src);
		820	XRenderFreePicture (dpy, dst);
		821	#endif
		822	return ret;
		823	}
		824
		825	bool
		826	rxvt_term::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
		827	{
		828	bool ret = false;
		829
		830	if (shade == 100 && (bg_flags & BG_TINT_BITAND))
1059	{	831	{
1060	XGCValues gcv;	832	XGCValues gcv;
1061	GC gc;	833	GC gc;
1062		834
1063	/* In this case we can tint image server-side getting significant	835	/* In this case we can tint image server-side getting significant
1064	* performance improvements, as we eliminate XImage transfer	836	* performance improvements, as we eliminate XImage transfer
1065	*/	837	*/
1066	gcv.foreground = Pixel (tint);	838	gcv.foreground = Pixel (tint);
1067	gcv.function = GXand;	839	gcv.function = GXand;
1068	gcv.fill_style = FillSolid;	840	gcv.fill_style = FillSolid;
1069	gc = XCreateGC (dpy, root, GCFillStyle \| GCForeground \| GCFunction, &gcv);	841	gc = XCreateGC (dpy, pixmap, GCFillStyle \| GCForeground \| GCFunction, &gcv);
1070	if (gc)	842	if (gc)
1071	{	843	{
1072	XFillRectangle (dpy, pixmap, gc, 0, 0, width, height);	844	XFillRectangle (dpy, pixmap, gc, 0, 0, width, height);
1073	ret = true;	845	ret = true;
1074	XFreeGC (dpy, gc);	846	XFreeGC (dpy, gc);
1075	}	847	}
1076	}	848	}
1077	else	849	# if XRENDER
		850	else if (bg_flags & BG_HAS_RENDER)
1078	{	851	{
1079	# if XFT
1080	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	852	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1081		853
1082	if (flags & tintSet)	854	if (bg_flags & BG_TINT_SET)
1083	tint.get (c);	855	tint.get (c);
1084		856
1085	if (shade > 0 && shade < 100)	857	if (shade <= 100)
1086	{	858	{
1087	c.r = (c.r * shade) / 100;	859	c.r = c.r * shade / 100;
1088	c.g = (c.g * shade) / 100;	860	c.g = c.g * shade / 100;
1089	c.b = (c.b * shade) / 100;	861	c.b = c.b * shade / 100;
1090	}	862	}
1091	else if (shade > 100 && shade < 200)	863	else
1092	{	864	{
1093	c.r = (c.r * (200 - shade)) / 100;	865	c.r = c.r * (200 - shade) / 100;
1094	c.g = (c.g * (200 - shade)) / 100;	866	c.g = c.g * (200 - shade) / 100;
1095	c.b = (c.b * (200 - shade)) / 100;	867	c.b = c.b * (200 - shade) / 100;
1096	}	868	}
1097		869
1098	XRenderPictFormat pf;
1099	pf.type = PictTypeDirect;
1100	pf.depth = 32;
1101	pf.direct.redMask = 0xff;
1102	pf.direct.greenMask = 0xff;
1103	pf.direct.blueMask = 0xff;
1104	pf.direct.alphaMask = 0xff;
1105
1106	XRenderPictFormat *solid_format = XRenderFindFormat (dpy,	870	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1107	(PictFormatType\|
1108	PictFormatDepth\|
1109	PictFormatRedMask\|
1110	PictFormatGreenMask\|
1111	PictFormatBlueMask\|
1112	PictFormatAlphaMask),
1113	&pf,
1114	0);
1115	XRenderPictFormat *root_format = XRenderFindVisualFormat (dpy, DefaultVisualOfScreen (ScreenOfDisplay (dpy, target->display->screen)));
1116	XRenderPictureAttributes pa;
1117		871
1118	Picture back_pic = XRenderCreatePicture (dpy, pixmap, root_format, 0, &pa);	872	Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, 0);
1119		873
1120	pa.repeat = True;	874	Picture overlay_pic = create_xrender_mask (dpy, pixmap, True, False);
1121		875
1122	Pixmap overlay_pmap = XCreatePixmap (dpy, root, 1, 1, 32);	876	Picture mask_pic = create_xrender_mask (dpy, pixmap, True, True);
1123	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1124	XFreePixmap (dpy, overlay_pmap);
1125		877
1126	pa.component_alpha = True;
1127	Pixmap mask_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
1128	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat\|CPComponentAlpha, &pa);
1129	XFreePixmap (dpy, mask_pmap);
1130
1131	if (mask_pic && overlay_pic && back_pic)
1132	{
1133	XRenderColor mask_c;	878	XRenderColor mask_c;
1134		879
1135	memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof (mask_c));
1136	mask_c.alpha = 0xffff;	880	mask_c.alpha = 0xffff;
		881	mask_c.red =
		882	mask_c.green =
		883	mask_c.blue = 0;
		884	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
		885
		886	mask_c.alpha = 0;
		887	mask_c.red = 0xffff - c.r;
		888	mask_c.green = 0xffff - c.g;
		889	mask_c.blue = 0xffff - c.b;
		890	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
		891
		892	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		893
		894	if (shade > 100)
		895	{
		896	mask_c.alpha = 0;
		897	mask_c.red =
		898	mask_c.green =
		899	mask_c.blue = 0xffff * (shade - 100) / 100;
1137	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);	900	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1138		901
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);	902	XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);
1145	ret = true;
1146	}	903	}
		904
		905	ret = true;
1147		906
1148	XRenderFreePicture (dpy, mask_pic);	907	XRenderFreePicture (dpy, mask_pic);
1149	XRenderFreePicture (dpy, overlay_pic);	908	XRenderFreePicture (dpy, overlay_pic);
1150	XRenderFreePicture (dpy, back_pic);	909	XRenderFreePicture (dpy, back_pic);
1151	# if DO_TIMING_TEST	910	}
1152	XSync (dpy, False);
1153	# endif
1154	# endif	911	# endif
1155	}
1156		912
1157	return ret;	913	return ret;
1158	}	914	}
1159		915
1160	/* make_transparency_pixmap()	916	/*
1161	* Builds a pixmap sized the same as terminal window, with depth same as the root window	917	* Builds a pixmap of the same size as the terminal window that contains
1162	* that pixmap contains tiled portion of the root pixmap that is supposed to be covered by	918	* the tiled portion of the root pixmap that is supposed to be covered by
1163	* our window.	919	* our window.
1164	*/	920	*/
1165	unsigned long	921	bool
1166	bgPixmap_t::make_transparency_pixmap ()	922	rxvt_term::make_transparency_pixmap ()
1167	{	923	{
1168	unsigned long result = 0;	924	bool ret = false;
1169
1170	if (target == NULL)
1171	return 0;
1172		925
1173	/* root dimensions may change from call to call - but Display structure should	926	/* root dimensions may change from call to call - but Display structure should
1174	* be always up-to-date, so let's use it :	927	* be always up-to-date, so let's use it :
1175	*/	928	*/
1176	Window root = target->display->root;
1177	int screen = target->display->screen;	929	int screen = display->screen;
1178	Display *dpy = target->dpy;	930	int root_depth = DefaultDepth (dpy, screen);
1179	int root_width = DisplayWidth (dpy, screen);	931	int root_width = DisplayWidth (dpy, screen);
1180	int root_height = DisplayHeight (dpy, screen);	932	int root_height = DisplayHeight (dpy, screen);
1181	unsigned int root_pmap_width, root_pmap_height;	933	unsigned int root_pmap_width, root_pmap_height;
1182	int window_width = target->szHint.width;	934	int window_width = szHint.width;
1183	int window_height = target->szHint.height;	935	int window_height = szHint.height;
1184	int sx, sy;	936	int sx, sy;
1185	XGCValues gcv;	937	XGCValues gcv;
		938	GC gc;
1186		939
1187	TIMING_TEST_START (tp);	940	sx = target_x;
1188	target->get_window_origin (sx, sy);	941	sy = target_y;
1189		942
1190	/* check if we are outside of the visible part of the virtual screen : */	943	/* check if we are outside of the visible part of the virtual screen : */
1191	if (sx + window_width <= 0 \|\| sy + window_height <= 0	944	if (sx + window_width <= 0 \|\| sy + window_height <= 0
1192	\|\| sx >= root_width \|\| sy >= root_height)	945	\|\| sx >= root_width \|\| sy >= root_height)
1193	return 0;	946	return 0;
1194		947
		948	// validate root pixmap and get its size
1195	if (root_pixmap != None)	949	if (root_pixmap != None)
1196	{	950	{
1197	/* we want to validate the pixmap and get it's size at the same time : */	951	Window wdummy;
1198	int junk;	952	int idummy;
1199	unsigned int ujunk;	953	unsigned int udummy;
1200	/* root pixmap may be bad - allow a error */	954
1201	target->allowedxerror = -1;	955	allowedxerror = -1;
1202		956
1203	if (!XGetGeometry (dpy, root_pixmap, &root, &junk, &junk, &root_pmap_width, &root_pmap_height, &ujunk, &ujunk))	957	if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pmap_width, &root_pmap_height, &udummy, &udummy))
1204	root_pixmap = None;	958	root_pixmap = None;
1205		959
1206	target->allowedxerror = 0;	960	allowedxerror = 0;
1207	}
1208
1209	Pixmap tiled_root_pmap = XCreatePixmap (dpy, root, window_width, window_height, root_depth);
1210	GC gc = NULL;
1211
1212	if (tiled_root_pmap == None) /* something really bad happened - abort */
1213	return 0;
1214
1215	if (root_pixmap == None)
1216	{	961	}
1217	/* use tricks to obtain the root background image :*/
1218	/* we want to create Overrideredirect window overlapping out window
1219	with background type of Parent Relative and then grab it */
1220	XSetWindowAttributes attr;
1221	Window src;
1222	bool success = false;
1223		962
1224	attr.background_pixmap = ParentRelative;	963	Pixmap recoded_root_pmap = root_pixmap;
1225	attr.backing_store = Always;
1226	attr.event_mask = ExposureMask;
1227	attr.override_redirect = True;
1228	src = XCreateWindow (dpy, root, sx, sy, window_width, window_height, 0,
1229	CopyFromParent, CopyFromParent, CopyFromParent,
1230	CWBackPixmap\|CWBackingStore\|CWOverrideRedirect\|CWEventMask,
1231	&attr);
1232		964
1233	if (src != None)	965	if (root_pixmap != None && root_depth != depth)
1234	{	966	{
1235	XEvent event;	967	#if XRENDER
1236	int ev_count = 0;	968	if (bg_flags & BG_HAS_RENDER)
1237	XGrabServer (dpy);
1238	XMapRaised (dpy, src);
1239	XSync (dpy, False);
1240
1241	/* XSync should get window where it's properly exposed,
1242	* but to be on the safe side - let's check for the actual event to arrive : */
1243	while (XCheckWindowEvent (dpy, src, ExposureMask, &event))
1244	++ev_count;
1245
1246	if (ev_count > 0);
1247	{
1248	/* hooray! - we can grab the image! */
1249	gc = XCreateGC (dpy, root, 0, NULL);
1250	if (gc)
1251	{
1252	XCopyArea (dpy, src, tiled_root_pmap, gc, 0, 0, window_width, window_height, 0, 0);
1253	success = true;
1254	}
1255	}
1256
1257	XDestroyWindow (dpy, src);
1258	XUngrabServer (dpy);
1259	//fprintf (stderr, "%s:%d: ev_count = %d\n", __FUNCTION__, __LINE__, ev_count);
1260	}	969	{
		970	recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);
1261		971
1262	if (!success)	972	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
1263	{	973	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, 0);
1264	XFreePixmap (dpy, tiled_root_pmap);	974
1265	tiled_root_pmap = None;	975	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
		976	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, 0);
		977
		978	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
		979
		980	XRenderFreePicture (dpy, src);
		981	XRenderFreePicture (dpy, dst);
1266	}	982	}
1267	else	983	else
1268	result \|= transpPmapTiled;	984	#endif
1269	}	985	recoded_root_pmap = None;
1270	else
1271	{	986	}
		987
		988	if (recoded_root_pmap == None)
		989	return 0;
		990
		991	if (bg_pixmap == None
		992	\|\| bg_pmap_width != window_width
		993	\|\| bg_pmap_height != window_height)
		994	{
		995	if (bg_pixmap)
		996	XFreePixmap (dpy, bg_pixmap);
		997	bg_pixmap = XCreatePixmap (dpy, vt, window_width, window_height, depth);
		998	bg_pmap_width = window_width;
		999	bg_pmap_height = window_height;
		1000	}
		1001
1272	/* straightforward pixmap copy */	1002	/* straightforward pixmap copy */
		1003	while (sx < 0) sx += root_pmap_width;
		1004	while (sy < 0) sy += root_pmap_height;
		1005
1273	gcv.tile = root_pixmap;	1006	gcv.tile = recoded_root_pmap;
1274	gcv.fill_style = FillTiled;	1007	gcv.fill_style = FillTiled;
1275
1276	while (sx < 0) sx += (int)root_width;
1277	while (sy < 0) sy += (int)root_height;
1278
1279	gcv.ts_x_origin = -sx;	1008	gcv.ts_x_origin = -sx;
1280	gcv.ts_y_origin = -sy;	1009	gcv.ts_y_origin = -sy;
1281	gc = XCreateGC (dpy, root, GCFillStyle \| GCTile \| GCTileStipXOrigin \| GCTileStipYOrigin, &gcv);	1010	gc = XCreateGC (dpy, vt, GCFillStyle \| GCTile \| GCTileStipXOrigin \| GCTileStipYOrigin, &gcv);
1282		1011
1283	if (gc)	1012	if (gc)
1284	{	1013	{
1285	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);	1014	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);
1286	result \|= transpPmapTiled;	1015	ret = true;
		1016	unsigned long tr_flags = bg_flags & BG_EFFECTS_FLAGS;
		1017
		1018	if (!(bg_flags & BG_CLIENT_RENDER))
		1019	{
		1020	if (bg_flags & BG_NEEDS_BLUR)
		1021	{
		1022	if (blur_pixmap (bg_pixmap, visual, window_width, window_height, depth))
		1023	tr_flags &= ~BG_NEEDS_BLUR;
		1024	}
		1025	if (bg_flags & BG_NEEDS_TINT)
		1026	{
		1027	if (tint_pixmap (bg_pixmap, visual, window_width, window_height))
		1028	tr_flags &= ~BG_NEEDS_TINT;
		1029	}
		1030	if (tr_flags & BG_NEEDS_TINT)
		1031	{
		1032	XImage *ximage = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
		1033	if (ximage)
		1034	{
		1035	/* our own client-side tinting */
		1036	tint_ximage (DefaultVisual (dpy, display->screen), ximage);
		1037
		1038	XPutImage (dpy, bg_pixmap, gc, ximage, 0, 0, 0, 0, ximage->width, ximage->height);
		1039	XDestroyImage (ximage);
		1040	}
		1041	}
		1042	} /* server side rendering completed */
		1043
		1044	XFreeGC (dpy, gc);
		1045	}
		1046
		1047	if (recoded_root_pmap != root_pixmap)
		1048	XFreePixmap (dpy, recoded_root_pmap);
		1049
		1050	return ret;
		1051	}
		1052
		1053	void
		1054	rxvt_term::bg_set_root_pixmap ()
		1055	{
		1056	Pixmap new_root_pixmap = get_pixmap_property (xa[XA_XROOTPMAP_ID]);
		1057	if (new_root_pixmap == None)
		1058	new_root_pixmap = get_pixmap_property (xa[XA_ESETROOT_PMAP_ID]);
		1059
		1060	root_pixmap = new_root_pixmap;
		1061	}
		1062	# endif /* ENABLE_TRANSPARENCY */
		1063
		1064	bool
		1065	rxvt_term::bg_render ()
		1066	{
		1067	bool transparent = false;
		1068
		1069	bg_invalidate ();
		1070	# ifdef ENABLE_TRANSPARENCY
		1071	if (bg_flags & BG_IS_TRANSPARENT)
		1072	{
		1073	/* we need to re-generate transparency pixmap in that case ! */
		1074	transparent = make_transparency_pixmap ();
		1075	if (transparent)
		1076	bg_flags \|= BG_IS_VALID;
		1077	}
		1078	# endif
		1079
		1080	# ifdef BG_IMAGE_FROM_FILE
		1081	if (bg_flags & BG_IS_FROM_FILE)
		1082	{
		1083	if (render_image (transparent))
		1084	bg_flags \|= BG_IS_VALID;
		1085	}
		1086	# endif
		1087
		1088	if (!(bg_flags & BG_IS_VALID))
		1089	{
		1090	if (bg_pixmap != None)
		1091	{
		1092	XFreePixmap (dpy, bg_pixmap);
		1093	bg_pixmap = None;
1287	}	1094	}
1288	}	1095	}
1289	TIMING_TEST_PRINT_RESULT (tp);
1290		1096
1291	if (tiled_root_pmap != None)	1097	scr_recolour (false);
1292	{	1098	bg_flags \|= BG_NEEDS_REFRESH;
1293	if (!need_client_side_rendering ())
1294	{
1295	if ((flags & tintNeeded))
1296	{
1297	if (tint_pixmap (tiled_root_pmap, root, window_width, window_height))
1298	result \|= transpPmapTinted;
1299	}
1300	} /* server side rendering completed */
1301		1099
1302	if (pixmap)
1303	XFreePixmap (dpy, pixmap);
1304
1305	pixmap = tiled_root_pmap;
1306	pmap_width = window_width;
1307	pmap_height = window_height;
1308	pmap_depth = root_depth;
1309	}
1310
1311	if (gc)
1312	XFreeGC (dpy, gc);
1313
1314	TIMING_TEST_PRINT_RESULT (tp);
1315
1316	return result;
1317	}
1318
1319	bool
1320	bgPixmap_t::set_root_pixmap ()
1321	{
1322	Pixmap new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);
1323	if (new_root_pixmap == None)
1324	new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);
1325
1326	if (new_root_pixmap != root_pixmap)
1327	{
1328	root_pixmap = new_root_pixmap;
1329	return true;
1330	}
1331
1332	return false;
1333	}
1334	# endif /* ENABLE_TRANSPARENCY */
1335
1336	# ifndef HAVE_AFTERIMAGE
1337	static void ShadeXImage(rxvt_term term, XImage srcImage, int shade, int rm, int gm, int bm);
1338	# endif
1339
1340	bool
1341	bgPixmap_t::render ()
1342	{
1343	unsigned long background_flags = 0;
1344
1345	if (target == NULL)
1346	return false;
1347
1348	TIMING_TEST_START (tp);
1349
1350	invalidate ();
1351	# ifdef ENABLE_TRANSPARENCY
1352	if (flags & isTransparent)
1353	{
1354	/* we need to re-generate transparency pixmap in that case ! */
1355	background_flags = make_transparency_pixmap ();
1356	if (background_flags == 0)
1357	return false;
1358	else if ((background_flags & transpTransformations) == (flags & transpTransformations)
1359	&& pmap_depth == target->depth)
1360	flags = flags & ~isInvalid;
1361	}
1362	# endif
1363
1364	# ifdef BG_IMAGE_FROM_FILE
1365	if (have_image
1366	\|\| (background_flags & transpTransformations) != (flags & transpTransformations))
1367	{
1368	if (render_image (background_flags))
1369	flags = flags & ~isInvalid;
1370	}
1371	# endif
1372
1373	XImage *result = NULL;
1374
1375	if (background_flags && (flags & isInvalid))
1376	{
1377	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1378	}
1379
1380	if (result)
1381	{
1382	# if !defined(HAVE_AFTERIMAGE) && !XFT
1383	/* our own client-side tinting */
1384	/* ATTENTION: We ASSUME that XFT will let us do all the tinting necessary server-side.
1385	This may need to be changed in need_client_side_rendering() logic is altered !!! */
1386	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
1387	{
1388	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1389	if (flags & tintSet)
1390	tint.get (c);
1391	ShadeXImage (target, result, shade, c.r, c.g, c.b);
1392	}
1393	# endif
1394
1395	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);
1396
1397	if (gc)
1398	{
1399	if (/pmap_depth != target->depth &&/ pixmap != None)
1400	{
1401	XFreePixmap (target->dpy, pixmap);
1402	pixmap = None;
1403	}
1404
1405	if (pixmap == None)
1406	{
1407	pixmap = XCreatePixmap (target->dpy, target->vt, result->width, result->height, target->depth);
1408	pmap_width = result->width;
1409	pmap_height = result->height;
1410	pmap_depth = target->depth;
1411	}
1412
1413	if (pmap_depth != result->depth)
1414	{
1415	/* Bad Match error will ensue ! stupid X !!!! */
1416	if (result->depth == 24 && pmap_depth == 32)
1417	result->depth = 32;
1418	else if (result->depth == 32 && pmap_depth == 24)
1419	result->depth = 24;
1420	else
1421	{
1422	/* TODO: implement image recoding */
1423	}
1424	}
1425
1426	if (pmap_depth == result->depth)
1427	XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1428
1429	XFreeGC (target->dpy, gc);
1430	flags = flags & ~isInvalid;
1431	}
1432
1433	XDestroyImage (result);
1434	}
1435
1436	if (flags & isInvalid)
1437	{
1438	if (pixmap != None)
1439	{
1440	XFreePixmap (target->dpy, pixmap);
1441	pixmap = None;
1442	}
1443	}
1444
1445	apply ();
1446
1447	XSync (target->dpy, False);
1448	valid_since = ev::now ();	1100	bg_valid_since = ev::now ();
1449
1450	TIMING_TEST_PRINT_RESULT (tp);
1451		1101
1452	return true;	1102	return true;
1453	}	1103	}
1454		1104
1455	bool
1456	bgPixmap_t::set_target (rxvt_term *new_target)
1457	{
1458	if (new_target)
1459	if (target != new_target)
1460	{
1461	target = new_target;
1462	# ifdef ENABLE_TRANSPARENCY
1463	root_depth = DefaultDepthOfScreen (ScreenOfDisplay (target->dpy, target->display->screen));
1464	# endif
1465	return true;
1466	}
1467
1468	return false;
1469	}
1470
1471	void	1105	void
1472	bgPixmap_t::apply ()	1106	rxvt_term::bg_init ()
1473	{	1107	{
1474	if (target)
1475	{
1476	flags &= ~isVtOrigin;
1477
1478	if (pixmap != None)
1479	{
1480	/* set target's background to pixmap */
1481	# ifdef ENABLE_TRANSPARENCY	1108	#ifdef ENABLE_TRANSPARENCY
1482	if (flags & isTransparent)	1109	shade = 100;
1483	{
1484	XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);
1485	XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);
1486
1487	if (target->scrollBar.win)
1488	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);
1489	}
1490	else
1491	# endif	1110	#endif
1492	{
1493	flags \|= isVtOrigin;
1494	/* force old pixmap dereference in case it was transparent before :*/
1495	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1496	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1497	/* do we also need to set scrollbar's background here ? */
1498		1111
1499	if (target->scrollBar.win)	1112	bg_flags &= ~(BG_HAS_RENDER \| BG_HAS_RENDER_CONV);
1500	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);	1113	#if XRENDER
1501	}	1114	int major, minor;
1502	}	1115	if (XRenderQueryVersion (dpy, &major, &minor))
1503	else	1116	bg_flags \|= BG_HAS_RENDER;
1504	{	1117	XFilters *filters = XRenderQueryFilters (dpy, vt);
1505	/* set target background to a pixel */	1118	if (filters)
1506	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1507	XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);
1508	/* do we also need to set scrollbar's background here ? */
1509	if (target->scrollBar.win)
1510	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1511	}
1512
1513	/* don't want Expose on the parent or vt. It is better to use
1514	scr_touch or we get a great deal of flicker otherwise: */
1515	XClearWindow (target->dpy, target->parent[0]);
1516
1517	if (target->scrollBar.state && target->scrollBar.win)
1518	{
1519	target->scrollBar.state = STATE_IDLE;
1520	target->scrollBar.show (0);
1521	}
1522
1523	target->want_refresh = 1;
1524	flags \|= hasChanged;
1525	}	1119	{
		1120	for (int i = 0; i < filters->nfilter; i++)
		1121	if (!strcmp (filters->filter[i], FilterConvolution))
		1122	bg_flags \|= BG_HAS_RENDER_CONV;
		1123
		1124	XFree (filters);
		1125	}
		1126	#endif
1526	}	1127	}
1527		1128
1528	#endif /* HAVE_BG_PIXMAP */	1129	#endif /* HAVE_BG_PIXMAP */
1529		1130
1530	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) && !XFT	1131	#ifdef ENABLE_TRANSPARENCY
1531	/* taken from aterm-0.4.2 */	1132	/* based on code from aterm-0.4.2 */
1532		1133
1533	typedef uint32_t RUINT32T;
1534
1535	static void	1134	static inline void
1536	ShadeXImage(rxvt_term term, XImage srcImage, int shade, int rm, int gm, int bm)	1135	fill_lut (uint32_t *lookup, uint32_t mask, int sh, unsigned short low, unsigned short high)
		1136	{
		1137	for (int i = 0; i <= mask >> sh; i++)
		1138	{
		1139	uint32_t tmp;
		1140	tmp = i * high;
		1141	tmp += (mask >> sh) * low;
		1142	lookup[i] = (tmp / 0xffff) << sh;
		1143	}
		1144	}
		1145
		1146	void
		1147	rxvt_term::tint_ximage (Visual visual, XImage ximage)
1537	{	1148	{
1538	int sh_r, sh_g, sh_b;	1149	int sh_r, sh_g, sh_b;
1539	RUINT32T mask_r, mask_g, mask_b;	1150	uint32_t mask_r, mask_g, mask_b;
1540	RUINT32T lookup, lookup_r, lookup_g, lookup_b;	1151	uint32_t lookup, lookup_r, lookup_g, lookup_b;
1541	unsigned int lower_lim_r, lower_lim_g, lower_lim_b;	1152	unsigned short low;
1542	unsigned int upper_lim_r, upper_lim_g, upper_lim_b;	1153	int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
1543	int i;
1544		1154
1545	Visual *visual = term->visual;
1546
1547	if (visual->c_class != TrueColor \|\| srcImage->format != ZPixmap) return ;	1155	if (visual->c_class != TrueColor \|\| ximage->format != ZPixmap) return;
1548
1549	if (shade == 0)
1550	shade = 100;
1551		1156
1552	/* for convenience */	1157	/* for convenience */
1553	mask_r = visual->red_mask;	1158	mask_r = visual->red_mask;
1554	mask_g = visual->green_mask;	1159	mask_g = visual->green_mask;
1555	mask_b = visual->blue_mask;	1160	mask_b = visual->blue_mask;
1556		1161
1557	/* boring lookup table pre-initialization */	1162	/* boring lookup table pre-initialization */
1558	switch (srcImage->bits_per_pixel) {	1163	switch (ximage->depth)
		1164	{
1559	case 15:	1165	case 15:
1560	if ((mask_r != 0x7c00) \|\|	1166	if ((mask_r != 0x7c00) \|\|
1561	(mask_g != 0x03e0) \|\|	1167	(mask_g != 0x03e0) \|\|
1562	(mask_b != 0x001f))	1168	(mask_b != 0x001f))
1563	return;	1169	return;
1564	lookup = (RUINT32T ) malloc (sizeof (RUINT32T)(32+32+32));	1170	lookup = (uint32_t ) malloc (sizeof (uint32_t)(32+32+32));
1565	lookup_r = lookup;	1171	lookup_r = lookup;
1566	lookup_g = lookup+32;	1172	lookup_g = lookup+32;
1567	lookup_b = lookup+32+32;	1173	lookup_b = lookup+32+32;
1568	sh_r = 10;	1174	sh_r = 10;
1569	sh_g = 5;	1175	sh_g = 5;
1570	sh_b = 0;	1176	sh_b = 0;
1571	break;	1177	break;
1572	case 16:	1178	case 16:
1573	if ((mask_r != 0xf800) \|\|	1179	if ((mask_r != 0xf800) \|\|
1574	(mask_g != 0x07e0) \|\|	1180	(mask_g != 0x07e0) \|\|
1575	(mask_b != 0x001f))	1181	(mask_b != 0x001f))
1576	return;	1182	return;
1577	lookup = (RUINT32T ) malloc (sizeof (RUINT32T)(32+64+32));	1183	lookup = (uint32_t ) malloc (sizeof (uint32_t)(32+64+32));
1578	lookup_r = lookup;	1184	lookup_r = lookup;
1579	lookup_g = lookup+32;	1185	lookup_g = lookup+32;
1580	lookup_b = lookup+32+64;	1186	lookup_b = lookup+32+64;
1581	sh_r = 11;	1187	sh_r = 11;
1582	sh_g = 5;	1188	sh_g = 5;
1583	sh_b = 0;	1189	sh_b = 0;
1584	break;	1190	break;
1585	case 24:	1191	case 24:
1586	if ((mask_r != 0xff0000) \|\|	1192	if ((mask_r != 0xff0000) \|\|
1587	(mask_g != 0x00ff00) \|\|	1193	(mask_g != 0x00ff00) \|\|
1588	(mask_b != 0x0000ff))	1194	(mask_b != 0x0000ff))
1589	return;	1195	return;
1590	lookup = (RUINT32T ) malloc (sizeof (RUINT32T)(256+256+256));	1196	lookup = (uint32_t ) malloc (sizeof (uint32_t)(256+256+256));
1591	lookup_r = lookup;	1197	lookup_r = lookup;
1592	lookup_g = lookup+256;	1198	lookup_g = lookup+256;
1593	lookup_b = lookup+256+256;	1199	lookup_b = lookup+256+256;
1594	sh_r = 16;	1200	sh_r = 16;
1595	sh_g = 8;	1201	sh_g = 8;
1596	sh_b = 0;	1202	sh_b = 0;
1597	break;	1203	break;
1598	case 32:	1204	case 32:
1599	if ((mask_r != 0xff0000) \|\|	1205	if ((mask_r != 0xff0000) \|\|
1600	(mask_g != 0x00ff00) \|\|	1206	(mask_g != 0x00ff00) \|\|
1601	(mask_b != 0x0000ff))	1207	(mask_b != 0x0000ff))
1602	return;	1208	return;
1603	lookup = (RUINT32T ) malloc (sizeof (RUINT32T)(256+256+256));	1209	lookup = (uint32_t ) malloc (sizeof (uint32_t)(256+256+256));
1604	lookup_r = lookup;	1210	lookup_r = lookup;
1605	lookup_g = lookup+256;	1211	lookup_g = lookup+256;
1606	lookup_b = lookup+256+256;	1212	lookup_b = lookup+256+256;
1607	sh_r = 16;	1213	sh_r = 16;
1608	sh_g = 8;	1214	sh_g = 8;
1609	sh_b = 0;	1215	sh_b = 0;
1610	break;	1216	break;
1611	default:	1217	default:
1612	return; /* we do not support this color depth */	1218	return; /* we do not support this color depth */
1613	}	1219	}
		1220
		1221	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
		1222
		1223	if (bg_flags & BG_TINT_SET)
		1224	tint.get (c);
1614		1225
1615	/* prepare limits for color transformation (each channel is handled separately) */	1226	/* prepare limits for color transformation (each channel is handled separately) */
1616	if (shade < 0) {	1227	if (shade > 100)
1617	shade = -shade;
1618	if (shade < 0) shade = 0;
1619	if (shade > 100) shade = 100;
1620
1621	lower_lim_r = 65535-rm;
1622	lower_lim_g = 65535-gm;
1623	lower_lim_b = 65535-bm;
1624
1625	lower_lim_r = 65535-(unsigned int)(((RUINT32T)lower_lim_r)*((RUINT32T)shade)/100);
1626	lower_lim_g = 65535-(unsigned int)(((RUINT32T)lower_lim_g)*((RUINT32T)shade)/100);
1627	lower_lim_b = 65535-(unsigned int)(((RUINT32T)lower_lim_b)*((RUINT32T)shade)/100);
1628
1629	upper_lim_r = upper_lim_g = upper_lim_b = 65535;
1630	} else {
1631	if (shade < 0) shade = 0;
1632	if (shade > 100) shade = 100;
1633
1634	lower_lim_r = lower_lim_g = lower_lim_b = 0;
1635
1636	upper_lim_r = (unsigned int)((((RUINT32T)rm)*((RUINT32T)shade))/100);
1637	upper_lim_g = (unsigned int)((((RUINT32T)gm)*((RUINT32T)shade))/100);
1638	upper_lim_b = (unsigned int)((((RUINT32T)bm)*((RUINT32T)shade))/100);
1639	}
1640
1641	/* switch red and blue bytes if necessary, we need it for some weird XServers like XFree86 3.3.3.1 */
1642	if ((srcImage->bits_per_pixel == 24) && (mask_r >= 0xFF0000 ))
1643	{	1228	{
1644	unsigned int tmp;	1229	c.r = c.r * (200 - shade) / 100;
		1230	c.g = c.g * (200 - shade) / 100;
		1231	c.b = c.b * (200 - shade) / 100;
1645		1232
1646	tmp = lower_lim_r;	1233	low = 0xffff * (shade - 100) / 100;
1647	lower_lim_r = lower_lim_b;
1648	lower_lim_b = tmp;
1649
1650	tmp = upper_lim_r;
1651	upper_lim_r = upper_lim_b;
1652	upper_lim_b = tmp;
1653	}	1234	}
		1235	else
		1236	{
		1237	c.r = c.r * shade / 100;
		1238	c.g = c.g * shade / 100;
		1239	c.b = c.b * shade / 100;
		1240
		1241	low = 0;
		1242	}
1654		1243
1655	/* fill our lookup tables */	1244	/* fill our lookup tables */
1656	for (i = 0; i <= mask_r>>sh_r; i++)	1245	fill_lut (lookup_r, mask_r, sh_r, low, c.r);
1657	{	1246	fill_lut (lookup_g, mask_g, sh_g, low, c.g);
1658	RUINT32T tmp;	1247	fill_lut (lookup_b, mask_b, sh_b, low, c.b);
1659	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_r-lower_lim_r));
1660	tmp += ((RUINT32T)(mask_r>>sh_r))*((RUINT32T)lower_lim_r);
1661	lookup_r[i] = (tmp/65535)<<sh_r;
1662	}
1663	for (i = 0; i <= mask_g>>sh_g; i++)
1664	{
1665	RUINT32T tmp;
1666	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_g-lower_lim_g));
1667	tmp += ((RUINT32T)(mask_g>>sh_g))*((RUINT32T)lower_lim_g);
1668	lookup_g[i] = (tmp/65535)<<sh_g;
1669	}
1670	for (i = 0; i <= mask_b>>sh_b; i++)
1671	{
1672	RUINT32T tmp;
1673	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_b-lower_lim_b));
1674	tmp += ((RUINT32T)(mask_b>>sh_b))*((RUINT32T)lower_lim_b);
1675	lookup_b[i] = (tmp/65535)<<sh_b;
1676	}
1677		1248
1678	/* apply table to input image (replacing colors by newly calculated ones) */	1249	/* apply table to input image (replacing colors by newly calculated ones) */
1679	switch (srcImage->bits_per_pixel)	1250	if (ximage->bits_per_pixel == 32
		1251	&& (ximage->depth == 24 \|\| ximage->depth == 32)
		1252	&& ximage->byte_order == host_byte_order)
1680	{	1253	{
1681	case 15:
1682	{
1683	unsigned short p1, pf, p, pl;	1254	uint32_t p1, pf, p, pl;
1684	p1 = (unsigned short *) srcImage->data;	1255	p1 = (uint32_t *) ximage->data;
1685	pf = (unsigned short ) (srcImage->data + srcImage->height srcImage->bytes_per_line);	1256	pf = (uint32_t ) (ximage->data + ximage->height ximage->bytes_per_line);
		1257
1686	while (p1 < pf)	1258	while (p1 < pf)
1687	{	1259	{
1688	p = p1;	1260	p = p1;
1689	pl = p1 + srcImage->width;	1261	pl = p1 + ximage->width;
1690	for (; p < pl; p++)	1262	for (; p < pl; p++)
1691	{	1263	{
1692	p = lookup_r[(p & 0x7c00)>>10] \|	1264	p = lookup_r[(p & 0xff0000) >> 16] \|
1693	lookup_g[(*p & 0x03e0)>> 5] \|	1265	lookup_g[(*p & 0x00ff00) >> 8] \|
1694	lookup_b[(*p & 0x001f)];	1266	lookup_b[(*p & 0x0000ff)] \|
		1267	(*p & 0xff000000);
		1268	}
		1269	p1 = (uint32_t ) ((char ) p1 + ximage->bytes_per_line);
1695	}	1270	}
1696	p1 = (unsigned short ) ((char ) p1 + srcImage->bytes_per_line);
1697	}	1271	}
1698	break;	1272	else
1699	}
1700	case 16:
1701	{
1702	unsigned short p1, pf, p, pl;
1703	p1 = (unsigned short *) srcImage->data;
1704	pf = (unsigned short ) (srcImage->data + srcImage->height srcImage->bytes_per_line);
1705	while (p1 < pf)
1706	{	1273	{
1707	p = p1;	1274	for (int y = 0; y < ximage->height; y++)
1708	pl = p1 + srcImage->width;	1275	for (int x = 0; x < ximage->width; x++)
1709	for (; p < pl; p++)
1710	{	1276	{
1711	p = lookup_r[(p & 0xf800)>>11] \|	1277	unsigned long pixel = XGetPixel (ximage, x, y);
1712	lookup_g[(*p & 0x07e0)>> 5] \|	1278	pixel = lookup_r[(pixel & mask_r) >> sh_r] \|
1713	lookup_b[(*p & 0x001f)];	1279	lookup_g[(pixel & mask_g) >> sh_g] \|
		1280	lookup_b[(pixel & mask_b) >> sh_b];
		1281	XPutPixel (ximage, x, y, pixel);
1714	}	1282	}
1715	p1 = (unsigned short ) ((char ) p1 + srcImage->bytes_per_line);
1716	}	1283	}
1717	break;
1718	}
1719	case 24:
1720	{
1721	unsigned char p1, pf, p, pl;
1722	p1 = (unsigned char *) srcImage->data;
1723	pf = (unsigned char ) (srcImage->data + srcImage->height srcImage->bytes_per_line);
1724	while (p1 < pf)
1725	{
1726	p = p1;
1727	pl = p1 + srcImage->width * 3;
1728	for (; p < pl; p += 3)
1729	{
1730	p[0] = lookup_r[(p[0] & 0xff0000)>>16];
1731	p[1] = lookup_r[(p[1] & 0x00ff00)>> 8];
1732	p[2] = lookup_r[(p[2] & 0x0000ff)];
1733	}
1734	p1 = (unsigned char ) ((char ) p1 + srcImage->bytes_per_line);
1735	}
1736	break;
1737	}
1738	case 32:
1739	{
1740	RUINT32T p1, pf, p, pl;
1741	p1 = (RUINT32T *) srcImage->data;
1742	pf = (RUINT32T ) (srcImage->data + srcImage->height srcImage->bytes_per_line);
1743
1744	while (p1 < pf)
1745	{
1746	p = p1;
1747	pl = p1 + srcImage->width;
1748	for (; p < pl; p++)
1749	{
1750	p = lookup_r[(p & 0xff0000)>>16] \|
1751	lookup_g[(*p & 0x00ff00)>> 8] \|
1752	lookup_b[(*p & 0x0000ff)] \|
1753	(*p & ~0xffffff);
1754	}
1755	p1 = (RUINT32T ) ((char ) p1 + srcImage->bytes_per_line);
1756	}
1757	break;
1758	}
1759	}
1760		1284
1761	free (lookup);	1285	free (lookup);
1762	}	1286	}
1763	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */	1287	#endif /* ENABLE_TRANSPARENCY */

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Comparing rxvt-unicode/src/background.C (file contents): Revision 1.71 by sf-exg, Wed Oct 6 14:52:14 2010 UTC vs. Revision 1.206 by sf-exg, Thu Apr 12 10:22:50 2012 UTC

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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.71 by sf-exg, Wed Oct 6 14:52:14 2010 UTC vs.
Revision 1.206 by sf-exg, Thu Apr 12 10:22:50 2012 UTC