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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.97 by sf-exg, Fri Oct 22 18:03:10 2010 UTC vs.
Revision 1.144 by sf-exg, Fri Jan 28 00:20:47 2011 UTC

…		…
24		24
25	#include <cmath>	25	#include <cmath>
26	#include "../config.h" /* NECESSARY */	26	#include "../config.h" /* NECESSARY */
27	#include "rxvt.h" /* NECESSARY */	27	#include "rxvt.h" /* NECESSARY */
28		28
29	#define DO_TIMING_TEST 0	29	#if XRENDER
		30	# include <X11/extensions/Xrender.h>
		31	#endif
30		32
31	#if DO_TIMING_TEST	33	#ifndef FilterConvolution
32	# include <sys/time.h>	34	#define FilterConvolution "convolution"
33	#define TIMING_TEST_START(id) \
34	struct timeval timing_test_##id##_stv; \
35	gettimeofday (&timing_test_##id##_stv, NULL);
36
37	#define TIMING_TEST_PRINT_RESULT(id) \
38	do { \
39	struct timeval tv; \
40	gettimeofday (&tv, NULL); \
41	tv.tv_sec -= (timing_test_##id##_stv).tv_sec; \
42	fprintf (stderr, "%s: %s: %d: elapsed %ld usec\n", #id, __FILE__, __LINE__, \
43	tv.tv_sec * 1000000 + tv.tv_usec - (timing_test_##id##_stv).tv_usec); \
44	} while (0)
45
46	#else
47	#define TIMING_TEST_START(id) do {} while (0)
48	#define TIMING_TEST_PRINT_RESULT(id) do {} while (0)
49	#endif	35	#endif
50		36
51	/*	37	/*
52	* Pixmap geometry string interpretation :	38	* Pixmap geometry string interpretation :
53	* Each geometry string contains zero or one scale/position	39	* Each geometry string contains zero or one scale/position
…		…
58	*	44	*
59	* 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%.
60	* W and H are percentages of the terminal window size.	46	* W and H are percentages of the terminal window size.
61	* X and Y are also percentages; e.g., +50+50 centers	47	* X and Y are also percentages; e.g., +50+50 centers
62	* the image in the window.	48	* the image in the window.
63	* WxH+X Assumes Y == X
64	* WxH Assumes Y == X == 50 (centers the image)
65	* W+X+Y Assumes H == W
66	* W+X Assumes H == W and Y == X
67	* W Assumes H == W and Y == X == 50
68	*
69	* Adjusting position only :
70	* =+X+Y Set position to X% by Y% (absolute).
71	* =+X Set position to X% by X%.
72	* +X+Y Adjust position horizontally X% and vertically Y%
73	* from current position (relative).
74	* +X Adjust position horizontally X% and vertically X%
75	* from current position.
76	*
77	* Adjusting scale only :
78	* Wx0 Multiply horizontal scaling factor by W%
79	* 0xH Multiply vertical scaling factor by H%
80	* 0x0 No scaling (show image at normal size).
81	*	49	*
82	* Pixmap Operations : (should be prepended by a colon)	50	* Pixmap Operations : (should be prepended by a colon)
83	* tile Tile image. Scaling/position modifiers above will affect	51	* tile Tile image. Scaling/position modifiers above will affect
84	* the tile size and origin.	52	* the tile size and origin.
85	* propscale When scaling, scale proportionally. That is, maintain the	53	* propscale When scaling, scale proportionally. That is, maintain the
…		…
91	* scale Scale both up and down	59	* scale Scale both up and down
92	* auto Same as 100x100+50+50	60	* auto Same as 100x100+50+50
93	*/	61	*/
94		62
95	#ifdef HAVE_BG_PIXMAP	63	#ifdef HAVE_BG_PIXMAP
96	bgPixmap_t::bgPixmap_t ()
97	{
98	// this is basically redundant as bgPixmap_t is only used in
99	// zero_initialised-derived structs
100	#ifdef HAVE_AFTERIMAGE
101	original_asim = NULL;
102	#endif
103	#ifdef HAVE_PIXBUF
104	pixbuf = NULL;
105	#endif
106	#ifdef BG_IMAGE_FROM_FILE
107	have_image = false;
108	h_scale = v_scale = 0;
109	h_align = v_align = 0;
110	#endif
111	#ifdef ENABLE_TRANSPARENCY
112	shade = 100;
113	#endif
114	flags = 0;
115	pixmap = None;
116	valid_since = invalid_since = 0;
117	target = 0;
118	}
119
120	void	64	void
121	bgPixmap_t::destroy ()	65	rxvt_term::bg_destroy ()
122	{	66	{
123	#ifdef HAVE_AFTERIMAGE	67	#ifdef HAVE_AFTERIMAGE
124	if (original_asim)	68	if (original_asim)
125	safe_asimage_destroy (original_asim);	69	safe_asimage_destroy (original_asim);
126	#endif	70	#endif
…		…
128	#ifdef HAVE_PIXBUF	72	#ifdef HAVE_PIXBUF
129	if (pixbuf)	73	if (pixbuf)
130	g_object_unref (pixbuf);	74	g_object_unref (pixbuf);
131	#endif	75	#endif
132		76
133	if (pixmap && target)	77	if (bg_pixmap)
134	XFreePixmap (target->dpy, pixmap);	78	XFreePixmap (dpy, bg_pixmap);
135	}	79	}
136		80
137	bool	81	bool
138	bgPixmap_t::window_size_sensitive ()	82	rxvt_term::bg_set_position (int x, int y)
		83	{
		84
		85	if (target_x != x
		86	|| target_y != y)
		87	{
		88	target_x = x;
		89	target_y = y;
		90	return true;
		91	}
		92	return false;
		93	}
		94
		95	bool
		96	rxvt_term::bg_window_size_sensitive ()
139	{	97	{
140	# ifdef ENABLE_TRANSPARENCY	98	# ifdef ENABLE_TRANSPARENCY
141	if (flags & isTransparent)	99	if (bg_flags & BG_IS_TRANSPARENT)
142	return true;	100	return true;
143	# endif	101	# endif
144		102
145	# ifdef BG_IMAGE_FROM_FILE	103	# ifdef BG_IMAGE_FROM_FILE
146	if (have_image)	104	if (bg_flags & BG_IS_FROM_FILE)
147	{	105	{
148	if (flags & sizeSensitive)	106	if (bg_flags & BG_IS_SIZE_SENSITIVE)
149	return true;	107	return true;
150	}	108	}
151	# endif	109	# endif
152		110
153	return false;	111	return false;
154	}	112	}
155		113
156	bool	114	bool
157	bgPixmap_t::window_position_sensitive ()	115	rxvt_term::bg_window_position_sensitive ()
158	{	116	{
159	# ifdef ENABLE_TRANSPARENCY	117	# ifdef ENABLE_TRANSPARENCY
160	if (flags & isTransparent)	118	if (bg_flags & BG_IS_TRANSPARENT)
161	return true;	119	return true;
162	# endif	120	# endif
163		121
164	# ifdef BG_IMAGE_FROM_FILE	122	# ifdef BG_IMAGE_FROM_FILE
165	if (have_image)	123	if (bg_flags & BG_IS_FROM_FILE)
166	{	124	{
167	if (flags & rootAlign)	125	if (bg_flags & BG_ROOT_ALIGN)
168	return true;	126	return true;
169	}	127	}
170	# endif	128	# endif
171		129
172	return false;
173	};
174
175	bool bgPixmap_t::need_client_side_rendering ()
176	{
177	# ifdef HAVE_AFTERIMAGE
178	if (original_asim)
179	return true;
180	# endif
181	return false;	130	return false;
182	}	131	}
183		132
184	# ifdef BG_IMAGE_FROM_FILE	133	# ifdef BG_IMAGE_FROM_FILE
185	static inline bool	134	static inline bool
…		…
248	dst_size = target_size - dst_pos;	197	dst_size = target_size - dst_pos;
249	return src_pos;	198	return src_pos;
250	}	199	}
251		200
252	bool	201	bool
253	bgPixmap_t::set_geometry (const char *geom)	202	rxvt_term::bg_set_geometry (const char *geom, bool update)
254	{	203	{
		204	bool changed = false;
255	int geom_flags = 0, changed = 0;	205	int geom_flags = 0;
256	int x = 0, y = 0;	206	int x = 0, y = 0;
257	unsigned int w = 0, h = 0;	207	unsigned int w = 0, h = 0;
258	unsigned int n;	208	unsigned int n;
259	unsigned long new_flags = (flags & (~geometryFlags));	209	unsigned long new_flags = (bg_flags & (~BG_GEOMETRY_FLAGS));
260	const char *p;	210	const char *ops;
261	# define MAXLEN_GEOM 256 /* could be longer than regular geometry string */
262		211
263	if (geom == NULL)	212	if (geom == NULL)
264	return false;	213	return false;
265		214
266	char str[MAXLEN_GEOM];	215	char str[256];
267		216
268	while (isspace(*geom)) ++geom;
269	if ((p = strchr (geom, ';')) == NULL)
270	p = strchr (geom, '\0');	217	ops = strchr (geom, ':');
271		218	if (ops == NULL)
		219	n = strlen (geom);
		220	else
272	n = (p - geom);	221	n = ops - geom;
273	if (n < MAXLEN_GEOM)
274	{
275	char *ops;
276	new_flags |= geometrySet;
277		222
		223	if (n >= sizeof (str))
		224	return false;
		225
278	memcpy (str, geom, n);	226	memcpy (str, geom, n);
279	str[n] = '\0';	227	str[n] = '\0';
280	if (str[0] == ':')	228	rxvt_strtrim (str);
281	ops = &str[0];
282	else if (str[0] != 'x' && str[0] != 'X' && isalpha(str[0]))
283	ops = &str[0];
284	else
285	{
286	char *tmp;
287	ops = strchr (str, ':');
288	if (ops != NULL)
289	{
290	for (tmp = ops-1; tmp >= str && isspace(*tmp); --tmp);
291	*(++tmp) = '\0';
292	if (ops == tmp) ++ops;
293	}
294	}
295		229
296	if (ops > str || ops == NULL)	230	if (str[0])
297	{	231	{
298	/* we have geometry string - let's handle it prior to applying ops */	232	/* we have geometry string - let's handle it prior to applying ops */
299	geom_flags = XParseGeometry (str, &x, &y, &w, &h);	233	geom_flags = XParseGeometry (str, &x, &y, &w, &h);
300
301	if ((geom_flags & XValue) && !(geom_flags & YValue))
302	{
303	y = x;
304	geom_flags |= YValue;
305	}
306
307	if (flags & geometrySet)
308	{
309	/* new geometry is an adjustment to the old one ! */
310	if ((geom_flags & WidthValue) && (geom_flags & HeightValue))
311	{
312	if (w == 0 && h != 0)
313	{
314	w = h_scale;
315	h = (v_scale * h) / 100;
316	}
317	else if (h == 0 && w != 0)
318	{
319	w = (h_scale * w) / 100;
320	h = v_scale;
321	}
322	}
323	if (geom_flags & XValue)
324	{
325	if (str[0] != '=')
326	{
327	y += v_align;
328	x += h_align;
329	}
330	}
331	}
332	else /* setting up geometry from scratch */
333	{
334	if (!(geom_flags & XValue))
335	{
336	/* use default geometry - centered */
337	x = y = defaultAlign;
338	}
339	else if (!(geom_flags & YValue))
340	y = x;
341
342	if ((geom_flags & (WidthValue|HeightValue)) == 0)
343	{
344	/* use default geometry - scaled */
345	w = h = defaultScale;
346	}
347	else if (geom_flags & WidthValue)
348	{
349	if (!(geom_flags & HeightValue))
350	h = w;
351	}
352	else
353	w = h;
354	}
355	} /* done parsing geometry string */	234	} /* done parsing geometry string */
356	else if (!(flags & geometrySet))	235
357	{	236	if (!update)
358	/* default geometry - scaled and centered */	237	{
		238	if (!(geom_flags & XValue))
359	x = y = defaultAlign;	239	x = y = defaultAlign;
		240	else if (!(geom_flags & YValue))
		241	y = x;
		242
		243	if (!(geom_flags & (WidthValue|HeightValue)))
360	w = h = defaultScale;	244	w = h = defaultScale;
361	}	245	else if (!(geom_flags & HeightValue))
		246	h = w;
		247	else if (!(geom_flags & WidthValue))
		248	w = h;
362		249
363	if (!(flags & geometrySet))
364	geom_flags |= WidthValue|HeightValue|XValue|YValue;	250	geom_flags |= WidthValue|HeightValue|XValue|YValue;
		251	}
365		252
366	if (ops)	253	if (ops)
367	{	254	{
368	while (*ops)	255	char **arr = rxvt_strsplit (':', ops + 1);
		256
		257	for (int i = 0; arr[i]; i++)
369	{	258	{
370	while (*ops == ':' || isspace(*ops)) ++ops;	259	if (!strcasecmp (arr[i], "tile"))
371
372	# define CHECK_GEOM_OPS(op_str) (strncasecmp (ops, (op_str), sizeof (op_str) - 1) == 0)
373	if (CHECK_GEOM_OPS ("tile"))
374	{	260	{
375	w = h = noScale;	261	w = h = noScale;
376	geom_flags |= WidthValue|HeightValue;	262	geom_flags |= WidthValue|HeightValue;
377	}	263	}
378	else if (CHECK_GEOM_OPS ("propscale"))	264	else if (!strcasecmp (arr[i], "propscale"))
379	{	265	{
380	new_flags |= propScale;	266	new_flags |= BG_PROP_SCALE;
381	}	267	}
382	else if (CHECK_GEOM_OPS ("hscale"))	268	else if (!strcasecmp (arr[i], "hscale"))
383	{	269	{
384	if (w == 0) w = windowScale;	270	if (w == 0) w = windowScale;
385		271
386	h = noScale;	272	h = noScale;
387	geom_flags |= WidthValue|HeightValue;	273	geom_flags |= WidthValue|HeightValue;
388	}	274	}
389	else if (CHECK_GEOM_OPS ("vscale"))	275	else if (!strcasecmp (arr[i], "vscale"))
390	{	276	{
391	if (h == 0) h = windowScale;	277	if (h == 0) h = windowScale;
392		278
393	w = noScale;	279	w = noScale;
394	geom_flags |= WidthValue|HeightValue;	280	geom_flags |= WidthValue|HeightValue;
395	}	281	}
396	else if (CHECK_GEOM_OPS ("scale"))	282	else if (!strcasecmp (arr[i], "scale"))
397	{	283	{
398	if (h == 0) h = windowScale;	284	if (h == 0) h = windowScale;
399	if (w == 0) w = windowScale;	285	if (w == 0) w = windowScale;
400		286
401	geom_flags |= WidthValue|HeightValue;	287	geom_flags |= WidthValue|HeightValue;
402	}	288	}
403	else if (CHECK_GEOM_OPS ("auto"))	289	else if (!strcasecmp (arr[i], "auto"))
404	{	290	{
405	w = h = windowScale;	291	w = h = windowScale;
406	x = y = centerAlign;	292	x = y = centerAlign;
407	geom_flags |= WidthValue|HeightValue|XValue|YValue;	293	geom_flags |= WidthValue|HeightValue|XValue|YValue;
408	}	294	}
409	else if (CHECK_GEOM_OPS ("root"))	295	else if (!strcasecmp (arr[i], "root"))
410	{	296	{
411	new_flags |= rootAlign;	297	new_flags |= BG_ROOT_ALIGN;
412	w = h = noScale;	298	w = h = noScale;
413	geom_flags |= WidthValue|HeightValue;	299	geom_flags |= WidthValue|HeightValue;
414	}	300	}
415	# undef CHECK_GEOM_OPS
416
417	while (*ops != ':' && *ops != '\0') ++ops;
418	} /* done parsing ops */	301	} /* done parsing ops */
419	}
420		302
		303	rxvt_free_strsplit (arr);
		304	}
		305
421	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) ++changed;	306	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;
422	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) ++changed;	307	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;
423	if (check_set_align_value (geom_flags, XValue, h_align, x)) ++changed;	308	if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;
424	if (check_set_align_value (geom_flags, YValue, v_align, y)) ++changed;	309	if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
425	}
426		310
427	if (new_flags != flags)	311	if (new_flags != bg_flags)
428	{	312	{
429	flags = new_flags;	313	bg_flags = new_flags;
430	changed++;	314	changed = true;
431	}	315	}
432		316
433	return (changed > 0);	317	return changed;
434	}	318	}
435		319
436	void	320	void
437	bgPixmap_t::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)	321	rxvt_term::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
438	{	322	{
439	int target_width = target->szHint.width;	323	int target_width = szHint.width;
440	int target_height = target->szHint.height;	324	int target_height = szHint.height;
441		325
442	if (flags & propScale)	326	if (bg_flags & BG_PROP_SCALE)
443	{	327	{
444	float scale = (float)target_width / image_width;	328	float scale = (float)target_width / image_width;
445	min_it (scale, (float)target_height / image_height);	329	min_it (scale, (float)target_height / image_height);
446	w = image_width * scale + 0.5;	330	w = image_width * scale + 0.5;
447	h = image_height * scale + 0.5;	331	h = image_height * scale + 0.5;
…		…
453	}	337	}
454		338
455	if (!w) w = image_width;	339	if (!w) w = image_width;
456	if (!h) h = image_height;	340	if (!h) h = image_height;
457		341
458	if (flags & rootAlign)	342	if (bg_flags & BG_ROOT_ALIGN)
459	{	343	{
460	target->get_window_origin (x, y);
461	x = -x;	344	x = -target_x;
462	y = -y;	345	y = -target_y;
463	}	346	}
464	else	347	else
465	{	348	{
466	x = make_align_position (h_align, target_width, w);	349	x = make_align_position (h_align, target_width, w);
467	y = make_align_position (v_align, target_height, h);	350	y = make_align_position (v_align, target_height, h);
468	}	351	}
469		352
470	flags &= ~sizeSensitive;	353	bg_flags &= ~BG_IS_SIZE_SENSITIVE;
471	if ((flags & propScale) || h_scale || v_scale	354	if ((bg_flags & BG_PROP_SCALE) || h_scale || v_scale
472	|| (!(flags & rootAlign) && (h_align || v_align))	355	|| (!(bg_flags & BG_ROOT_ALIGN) && (h_align || v_align))
473	|| w > target_width || h > target_height)	356	|| w > target_width || h > target_height)
474	flags |= sizeSensitive;	357	bg_flags |= BG_IS_SIZE_SENSITIVE;
475	}	358	}
476		359
477	# ifdef HAVE_AFTERIMAGE	360	# ifdef HAVE_AFTERIMAGE
478	bool	361	bool
479	bgPixmap_t::render_image (unsigned long background_flags)	362	rxvt_term::render_image (unsigned long tr_flags)
480	{	363	{
481	if (target == NULL)
482	return false;
483
484	target->init_asv ();	364	init_asv ();
485		365
486	ASImage *background = NULL;	366	ASImage *background = NULL;
487	ARGB32 background_tint = TINT_LEAVE_SAME;	367	ARGB32 background_tint = TINT_LEAVE_SAME;
488		368
489	# ifdef ENABLE_TRANSPARENCY	369	# ifdef ENABLE_TRANSPARENCY
490	if (background_flags)	370	if (tr_flags)
491	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);	371	background = pixmap2ximage (asv, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, 100);
492		372
493	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	373	if (tr_flags & BG_NEEDS_TINT)
494	{	374	{
495	ShadingInfo as_shade;	375	ShadingInfo as_shade;
496	as_shade.shading = shade;	376	as_shade.shading = shade;
497		377
498	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	378	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
499	if (flags & tintSet)	379	if (bg_flags & BG_TINT_SET)
500	tint.get (c);	380	tint.get (c);
501	as_shade.tintColor.red = c.r;	381	as_shade.tintColor.red = c.r;
502	as_shade.tintColor.green = c.g;	382	as_shade.tintColor.green = c.g;
503	as_shade.tintColor.blue = c.b;	383	as_shade.tintColor.blue = c.b;
504		384
505	background_tint = shading2tint32 (&as_shade);	385	background_tint = shading2tint32 (&as_shade);
506	}	386	}
507		387
508	if (!(background_flags & transpPmapBlurred) && (flags & blurNeeded) && background != NULL)	388	if ((tr_flags & BG_NEEDS_BLUR) && background != NULL)
509	{	389	{
510	ASImage *tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,	390	ASImage *tmp = blur_asimage_gauss (asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
511	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,	391	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,
512	100, ASIMAGE_QUALITY_DEFAULT);	392	100, ASIMAGE_QUALITY_DEFAULT);
513	if (tmp)	393	if (tmp)
514	{	394	{
515	destroy_asimage (&background);	395	destroy_asimage (&background);
…		…
518	}	398	}
519	# endif	399	# endif
520		400
521	ASImage *result = 0;	401	ASImage *result = 0;
522		402
523	int target_width = target->szHint.width;	403	int target_width = szHint.width;
524	int target_height = target->szHint.height;	404	int target_height = szHint.height;
525	int new_pmap_width = target_width;	405	int new_pmap_width = target_width;
526	int new_pmap_height = target_height;	406	int new_pmap_height = target_height;
527		407
528	int x = 0;	408	int x = 0;
529	int y = 0;	409	int y = 0;
…		…
532		412
533	if (original_asim)	413	if (original_asim)
534	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);	414	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
535		415
536	if (!original_asim	416	if (!original_asim
537	|| (!(flags & rootAlign)	417	|| (!(bg_flags & BG_ROOT_ALIGN)
538	&& (x >= target_width	418	&& (x >= target_width
539	|| y >= target_height	419	|| y >= target_height
540	|| (x + w <= 0)	420	|| (x + w <= 0)
541	|| (y + h <= 0))))	421	|| (y + h <= 0))))
542	{	422	{
…		…
546	new_pmap_height = background->height;	426	new_pmap_height = background->height;
547	result = background;	427	result = background;
548		428
549	if (background_tint != TINT_LEAVE_SAME)	429	if (background_tint != TINT_LEAVE_SAME)
550	{	430	{
551	ASImage *tmp = tile_asimage (target->asv, background, 0, 0,	431	ASImage *tmp = tile_asimage (asv, background, 0, 0,
552	target_width, target_height, background_tint,	432	target_width, target_height, background_tint,
553	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);	433	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
554	if (tmp)	434	if (tmp)
555	result = tmp;	435	result = tmp;
556	}	436	}
…		…
563	result = original_asim;	443	result = original_asim;
564		444
565	if ((w != original_asim->width)	445	if ((w != original_asim->width)
566	|| (h != original_asim->height))	446	|| (h != original_asim->height))
567	{	447	{
568	result = scale_asimage (target->asv, original_asim,	448	result = scale_asimage (asv, original_asim,
569	w, h,	449	w, h,
570	background ? ASA_ASImage : ASA_XImage,	450	background ? ASA_ASImage : ASA_XImage,
571	100, ASIMAGE_QUALITY_DEFAULT);	451	100, ASIMAGE_QUALITY_DEFAULT);
572	}	452	}
573		453
…		…
579	but there is no need to make it bigger than the window! */	459	but there is no need to make it bigger than the window! */
580	new_pmap_width = min (result->width, target_width);	460	new_pmap_width = min (result->width, target_width);
581	new_pmap_height = min (result->height, target_height);	461	new_pmap_height = min (result->height, target_height);
582		462
583	/* we also need to tile our image in both directions */	463	/* we also need to tile our image in both directions */
584	ASImage *tmp = tile_asimage (target->asv, result,	464	ASImage *tmp = tile_asimage (asv, result,
585	(int)result->width - x,	465	(int)result->width - x,
586	(int)result->height - y,	466	(int)result->height - y,
587	new_pmap_width,	467	new_pmap_width,
588	new_pmap_height,	468	new_pmap_height,
589	TINT_LEAVE_SAME, ASA_XImage,	469	TINT_LEAVE_SAME, ASA_XImage,
…		…
632	{	512	{
633	layers[1].dst_y = y;	513	layers[1].dst_y = y;
634	layers[1].clip_height = result->height;	514	layers[1].clip_height = result->height;
635	}	515	}
636		516
637	if (target->rs[Rs_blendtype])	517	if (rs[Rs_blendtype])
638	{	518	{
639	layers[1].merge_scanlines = blend_scanlines_name2func (target->rs[Rs_blendtype]);	519	layers[1].merge_scanlines = blend_scanlines_name2func (rs[Rs_blendtype]);
640	if (layers[1].merge_scanlines == NULL)	520	if (layers[1].merge_scanlines == NULL)
641	layers[1].merge_scanlines = alphablend_scanlines;	521	layers[1].merge_scanlines = alphablend_scanlines;
642	}	522	}
643		523
644	ASImage *tmp = merge_layers (target->asv, layers, 2, target_width, target_height,	524	ASImage *tmp = merge_layers (asv, layers, 2, target_width, target_height,
645	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);	525	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
646		526
647	if (tmp)	527	if (tmp)
648	{	528	{
649	if (result != original_asim)	529	if (result != original_asim)
…		…
661	if (result)	541	if (result)
662	{	542	{
663	XGCValues gcv;	543	XGCValues gcv;
664	GC gc;	544	GC gc;
665		545
666	if (pixmap)
667	{
668	if (pmap_width != new_pmap_width
669	|| pmap_height != new_pmap_height
670	|| pmap_depth != target->depth)
671	{
672	XFreePixmap (target->dpy, pixmap);
673	pixmap = None;
674	}
675	}
676
677	/* create Pixmap */	546	/* create Pixmap */
678	if (pixmap == None)	547	if (bg_pixmap == None
		548	|| bg_pmap_width != new_pmap_width
		549	|| bg_pmap_height != new_pmap_height)
679	{	550	{
		551	if (bg_pixmap)
		552	XFreePixmap (dpy, bg_pixmap);
680	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);	553	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
681	pmap_width = new_pmap_width;	554	bg_pmap_width = new_pmap_width;
682	pmap_height = new_pmap_height;	555	bg_pmap_height = new_pmap_height;
683	pmap_depth = target->depth;
684	}	556	}
685	/* fill with background color (if result's not completely overlapping it) */	557	/* fill with background color (if result's not completely overlapping it) */
686	gcv.foreground = target->pix_colors[Color_bg];	558	gcv.foreground = pix_colors[Color_bg];
687	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);	559	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
688		560
689	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;	561	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
690	int dst_width = result->width, dst_height = result->height;	562	int dst_width = result->width, dst_height = result->height;
691	if (background == NULL)	563	if (background == NULL)
692	{	564	{
…		…
697	}	569	}
698		570
699	if (dst_x > 0 || dst_y > 0	571	if (dst_x > 0 || dst_y > 0
700	|| dst_x + dst_width < new_pmap_width	572	|| dst_x + dst_width < new_pmap_width
701	|| dst_y + dst_height < new_pmap_height)	573	|| dst_y + dst_height < new_pmap_height)
702	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	574	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
703	}	575	}
704		576
705	/* put result on pixmap */	577	/* put result on pixmap */
706	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	578	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
707	asimage2drawable (target->asv, pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);	579	asimage2drawable (asv, bg_pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);
708		580
709	if (result != background && result != original_asim)	581	if (result != background && result != original_asim)
710	destroy_asimage (&result);	582	destroy_asimage (&result);
711		583
712	XFreeGC (target->dpy, gc);	584	XFreeGC (dpy, gc);
713		585
714	ret = true;	586	ret = true;
715	}	587	}
716		588
717	if (background)	589	if (background)
…		…
721	}	593	}
722	# endif /* HAVE_AFTERIMAGE */	594	# endif /* HAVE_AFTERIMAGE */
723		595
724	# ifdef HAVE_PIXBUF	596	# ifdef HAVE_PIXBUF
725	bool	597	bool
726	bgPixmap_t::render_image (unsigned long background_flags)	598	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
		599	int src_x, int src_y, int dst_x, int dst_y,
		600	unsigned int width, unsigned int height)
727	{	601	{
728	if (target == NULL)	602	XImage *ximage;
		603	char *data, *line;
		604	int bytes_per_pixel;
		605	int width_r, width_g, width_b;
		606	int sh_r, sh_g, sh_b;
		607	int rowstride;
		608	int channels;
		609	unsigned char *row;
		610
		611	if (visual->c_class != TrueColor)
729	return false;	612	return false;
730		613
		614	if (depth == 24 || depth == 32)
		615	bytes_per_pixel = 4;
		616	else if (depth == 15 || depth == 16)
		617	bytes_per_pixel = 2;
		618	else
		619	return false;
		620
		621	width_r = rxvt_popcount (visual->red_mask);
		622	width_g = rxvt_popcount (visual->green_mask);
		623	width_b = rxvt_popcount (visual->blue_mask);
		624
		625	if (width_r > 8 || width_g > 8 || width_b > 8)
		626	return false;
		627
		628	sh_r = rxvt_ctz (visual->red_mask);
		629	sh_g = rxvt_ctz (visual->green_mask);
		630	sh_b = rxvt_ctz (visual->blue_mask);
		631
		632	if (width > INT_MAX / height / bytes_per_pixel)
		633	return false;
		634
		635	data = (char *)malloc (width * height * bytes_per_pixel);
		636	if (!data)
		637	return false;
		638
		639	ximage = XCreateImage (dpy, visual, depth, ZPixmap, 0, data,
		640	width, height, bytes_per_pixel * 8, 0);
		641	if (!ximage)
		642	{
		643	free (data);
		644	return false;
		645	}
		646
		647	ximage->byte_order = byteorder::big_endian () ? MSBFirst : LSBFirst;
		648
		649	rowstride = gdk_pixbuf_get_rowstride (pixbuf);
		650	channels = gdk_pixbuf_get_n_channels (pixbuf);
		651	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
		652	line = data;
		653
		654	for (int y = 0; y < height; y++)
		655	{
		656	for (int x = 0; x < width; x++)
		657	{
		658	unsigned char *pixel = row + x * channels;
		659	uint32_t value;
		660
		661	value = ((pixel[0] >> (8 - width_r)) << sh_r)
		662	| ((pixel[1] >> (8 - width_g)) << sh_g)
		663	| ((pixel[2] >> (8 - width_b)) << sh_b);
		664
		665	if (bytes_per_pixel == 4)
		666	((uint32_t *)line)[x] = value;
		667	else
		668	((uint16_t *)line)[x] = value;
		669	}
		670
		671	row += rowstride;
		672	line += ximage->bytes_per_line;
		673	}
		674
		675	XPutImage (dpy, pixmap, gc, ximage, 0, 0, dst_x, dst_y, width, height);
		676	XDestroyImage (ximage);
		677	return true;
		678	}
		679
		680	bool
		681	rxvt_term::render_image (unsigned long tr_flags)
		682	{
731	if (!pixbuf)	683	if (!pixbuf)
732	return false;	684	return false;
733		685
734	#if !XFT	686	if (tr_flags
735	if (background_flags)	687	&& !(bg_flags & BG_HAS_RENDER))
736	return false;	688	return false;
737	#endif
738		689
739	GdkPixbuf *result;	690	GdkPixbuf *result;
740		691
741	int image_width = gdk_pixbuf_get_width (pixbuf);	692	int image_width = gdk_pixbuf_get_width (pixbuf);
742	int image_height = gdk_pixbuf_get_height (pixbuf);	693	int image_height = gdk_pixbuf_get_height (pixbuf);
743		694
744	int target_width = target->szHint.width;	695	int target_width = szHint.width;
745	int target_height = target->szHint.height;	696	int target_height = szHint.height;
746	int new_pmap_width = target_width;	697	int new_pmap_width = target_width;
747	int new_pmap_height = target_height;	698	int new_pmap_height = target_height;
748		699
749	int x = 0;	700	int x = 0;
750	int y = 0;	701	int y = 0;
751	int w = 0;	702	int w = 0;
752	int h = 0;	703	int h = 0;
753		704
754	get_image_geometry (image_width, image_height, w, h, x, y);	705	get_image_geometry (image_width, image_height, w, h, x, y);
755		706
756	if (!(flags & rootAlign)	707	if (!(bg_flags & BG_ROOT_ALIGN)
757	&& (x >= target_width	708	&& (x >= target_width
758	|| y >= target_height	709	|| y >= target_height
759	|| (x + w <= 0)	710	|| (x + w <= 0)
760	|| (y + h <= 0)))	711	|| (y + h <= 0)))
761	return false;	712	return false;
…		…
779	Pixmap root_pmap;	730	Pixmap root_pmap;
780		731
781	image_width = gdk_pixbuf_get_width (result);	732	image_width = gdk_pixbuf_get_width (result);
782	image_height = gdk_pixbuf_get_height (result);	733	image_height = gdk_pixbuf_get_height (result);
783		734
784	if (background_flags)	735	if (tr_flags)
785	{	736	{
786	root_pmap = pixmap;	737	root_pmap = bg_pixmap;
787	pixmap = None;	738	bg_pixmap = None;
788	}	739	}
789	else	740	else
790	{	741	{
791	if (h_scale == 0 || v_scale == 0)	742	if (h_scale == 0 || v_scale == 0)
792	{	743	{
793	new_pmap_width = min (image_width, target_width);	744	new_pmap_width = min (image_width, target_width);
794	new_pmap_height = min (image_height, target_height);	745	new_pmap_height = min (image_height, target_height);
795	}	746	}
796	}	747	}
797		748
798	if (pixmap)
799	{
800	if (pmap_width != new_pmap_width
801	|| pmap_height != new_pmap_height
802	|| pmap_depth != target->depth)
803	{
804	XFreePixmap (target->dpy, pixmap);
805	pixmap = None;
806	}
807	}
808
809	if (pixmap == None)	749	if (bg_pixmap == None
		750	|| bg_pmap_width != new_pmap_width
		751	|| bg_pmap_height != new_pmap_height)
810	{	752	{
		753	if (bg_pixmap)
		754	XFreePixmap (dpy, bg_pixmap);
811	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);	755	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
812	pmap_width = new_pmap_width;	756	bg_pmap_width = new_pmap_width;
813	pmap_height = new_pmap_height;	757	bg_pmap_height = new_pmap_height;
814	pmap_depth = target->depth;
815	}	758	}
816		759
817	gcv.foreground = target->pix_colors[Color_bg];	760	gcv.foreground = pix_colors[Color_bg];
818	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);	761	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
819		762
820	if (h_scale == 0 || v_scale == 0)	763	if (h_scale == 0 || v_scale == 0)
821	{	764	{
822	Pixmap tile = XCreatePixmap (target->dpy, target->vt, image_width, image_height, target->depth);	765	Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth);
823	gdk_pixbuf_xlib_render_to_drawable (result, tile, gc,	766	pixbuf_to_pixmap (result, tile, gc,
824	0, 0,	767	0, 0,
825	0, 0,	768	0, 0,
826	image_width, image_height,	769	image_width, image_height);
827	XLIB_RGB_DITHER_NONE,
828	0, 0);
829		770
830	gcv.tile = tile;	771	gcv.tile = tile;
831	gcv.fill_style = FillTiled;	772	gcv.fill_style = FillTiled;
832	gcv.ts_x_origin = x;	773	gcv.ts_x_origin = x;
833	gcv.ts_y_origin = y;	774	gcv.ts_y_origin = y;
834	XChangeGC (target->dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	775	XChangeGC (dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
835		776
836	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);
837	XFreePixmap (target->dpy, tile);	778	XFreePixmap (dpy, tile);
838	}	779	}
839	else	780	else
840	{	781	{
841	int src_x, src_y, dst_x, dst_y;	782	int src_x, src_y, dst_x, dst_y;
842	int dst_width, dst_height;	783	int dst_width, dst_height;
…		…
845	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);	786	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);
846		787
847	if (dst_x > 0 || dst_y > 0	788	if (dst_x > 0 || dst_y > 0
848	|| dst_x + dst_width < new_pmap_width	789	|| dst_x + dst_width < new_pmap_width
849	|| dst_y + dst_height < new_pmap_height)	790	|| dst_y + dst_height < new_pmap_height)
850	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	791	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
851		792
852	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	793	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
853	gdk_pixbuf_xlib_render_to_drawable (result, pixmap, gc,	794	pixbuf_to_pixmap (result, bg_pixmap, gc,
854	src_x, src_y,	795	src_x, src_y,
855	dst_x, dst_y,	796	dst_x, dst_y,
856	dst_width, dst_height,	797	dst_width, dst_height);
857	XLIB_RGB_DITHER_NONE,
858	0, 0);
859	}
860
861	#if XFT
862	if (background_flags)
863	{	798	}
864	Display *dpy = target->dpy;	799
		800	#if XRENDER
		801	if (tr_flags)
		802	{
865	XRenderPictureAttributes pa;	803	XRenderPictureAttributes pa;
866		804
867	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, target->display->screen));	805	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, visual);
868	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);	806	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);
869		807
870	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);	808	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
871	Picture dst = XRenderCreatePicture (dpy, pixmap, dst_format, 0, &pa);	809	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, dst_format, 0, &pa);
872		810
873	pa.repeat = True;	811	pa.repeat = True;
874	Pixmap mask_pmap = XCreatePixmap (dpy, target->vt, 1, 1, 8);	812	Pixmap mask_pmap = XCreatePixmap (dpy, vt, 1, 1, 8);
875	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);	813	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
876	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);	814	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
877	XFreePixmap (dpy, mask_pmap);	815	XFreePixmap (dpy, mask_pmap);
878		816
879	if (src && dst && mask)	817	if (src && dst && mask)
…		…
897	#endif	835	#endif
898		836
899	if (result != pixbuf)	837	if (result != pixbuf)
900	g_object_unref (result);	838	g_object_unref (result);
901		839
902	XFreeGC (target->dpy, gc);	840	XFreeGC (dpy, gc);
903		841
904	ret = true;	842	ret = true;
905	}	843	}
906		844
907	return ret;	845	return ret;
908	}	846	}
909	# endif /* HAVE_PIXBUF */	847	# endif /* HAVE_PIXBUF */
910		848
911	bool	849	bool
912	bgPixmap_t::set_file (const char *file)	850	rxvt_term::bg_set_file (const char *file)
913	{	851	{
914	assert (file);	852	if (!file || !*file)
		853	return false;
915		854
916	if (*file)
917	{
918	if (const char *p = strchr (file, ';'))	855	if (const char *p = strchr (file, ';'))
919	{	856	{
920	size_t len = p - file;	857	size_t len = p - file;
921	char *f = rxvt_temp_buf<char> (len + 1);	858	char *f = rxvt_temp_buf<char> (len + 1);
922	memcpy (f, file, len);	859	memcpy (f, file, len);
923	f[len] = '\0';	860	f[len] = '\0';
924	file = f;	861	file = f;
925	}	862	}
926		863
927	# ifdef HAVE_AFTERIMAGE	864	# ifdef HAVE_AFTERIMAGE
928	if (!target->asimman)	865	if (!asimman)
929	target->asimman = create_generic_imageman (target->rs[Rs_path]);	866	asimman = create_generic_imageman (rs[Rs_path]);
930	ASImage *image = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);	867	ASImage *image = get_asimage (asimman, file, 0xFFFFFFFF, 100);
931	if (image)	868	if (image)
932	{	869	{
933	if (original_asim)	870	if (original_asim)
934	safe_asimage_destroy (original_asim);	871	safe_asimage_destroy (original_asim);
935	original_asim = image;	872	original_asim = image;
936	have_image = true;	873	bg_flags |= BG_IS_FROM_FILE | BG_CLIENT_RENDER;
937	return true;	874	return true;
938	}	875	}
939	# endif	876	# endif
940		877
941	# ifdef HAVE_PIXBUF	878	# ifdef HAVE_PIXBUF
942	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);	879	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
943	if (image)	880	if (image)
944	{	881	{
945	if (pixbuf)	882	if (pixbuf)
946	g_object_unref (pixbuf);	883	g_object_unref (pixbuf);
947	pixbuf = image;	884	pixbuf = image;
948	have_image = true;	885	bg_flags |= BG_IS_FROM_FILE;
949	return true;	886	return true;
950	}	887	}
951	# endif	888	# endif
952	}
953		889
954	return false;	890	return false;
955	}	891	}
956		892
957	# endif /* BG_IMAGE_FROM_FILE */	893	# endif /* BG_IMAGE_FROM_FILE */
958		894
959	# ifdef ENABLE_TRANSPARENCY	895	# ifdef ENABLE_TRANSPARENCY
960	bool	896	bool
961	bgPixmap_t::set_transparent ()	897	rxvt_term::bg_set_transparent ()
962	{	898	{
963	if (!(flags & isTransparent))	899	if (!(bg_flags & BG_IS_TRANSPARENT))
964	{	900	{
965	flags |= isTransparent;	901	bg_flags |= BG_IS_TRANSPARENT;
966	return true;	902	return true;
967	}	903	}
968		904
969	return false;	905	return false;
970	}	906	}
971		907
972	bool	908	bool
973	bgPixmap_t::set_blur_radius (const char *geom)	909	rxvt_term::bg_set_blur (const char *geom)
974	{	910	{
975	int changed = 0;	911	bool changed = false;
976	unsigned int hr, vr;	912	unsigned int hr, vr;
977	int junk;	913	int junk;
978	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);	914	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
979		915
980	if (!(geom_flags & WidthValue))	916	if (!(geom_flags & WidthValue))
…		…
985	min_it (hr, 128);	921	min_it (hr, 128);
986	min_it (vr, 128);	922	min_it (vr, 128);
987		923
988	if (h_blurRadius != hr)	924	if (h_blurRadius != hr)
989	{	925	{
990	++changed;	926	changed = true;
991	h_blurRadius = hr;	927	h_blurRadius = hr;
992	}	928	}
993		929
994	if (v_blurRadius != vr)	930	if (v_blurRadius != vr)
995	{	931	{
996	++changed;	932	changed = true;
997	v_blurRadius = vr;	933	v_blurRadius = vr;
998	}	934	}
999		935
1000	if (v_blurRadius == 0 && h_blurRadius == 0)	936	if (v_blurRadius == 0 && h_blurRadius == 0)
1001	flags &= ~blurNeeded;	937	bg_flags &= ~BG_NEEDS_BLUR;
1002	else	938	else
1003	flags |= blurNeeded;	939	bg_flags |= BG_NEEDS_BLUR;
1004		940
1005	#if XFT
1006	XFilters *filters = XRenderQueryFilters (target->dpy, target->display->root);
1007	if (filters)
1008	{
1009	for (int i = 0; i < filters->nfilter; i++)
1010	if (!strcmp (filters->filter[i], FilterConvolution))
1011	flags |= bgPixmap_t::blurServerSide;
1012
1013	XFree (filters);
1014	}
1015	#endif
1016
1017	return (changed > 0);	941	return changed;
1018	}	942	}
1019		943
1020	static inline unsigned long	944	static inline unsigned long
1021	compute_tint_shade_flags (rxvt_color *tint, int shade)	945	compute_tint_shade_flags (rxvt_color *tint, int shade)
1022	{	946	{
…		…
1025	bool has_shade = shade != 100;	949	bool has_shade = shade != 100;
1026		950
1027	if (tint)	951	if (tint)
1028	{	952	{
1029	tint->get (c);	953	tint->get (c);
1030	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)
1031	if (!has_shade && IS_COMPONENT_WHOLESOME (c.r)
1032	&& IS_COMPONENT_WHOLESOME (c.g)
1033	&& IS_COMPONENT_WHOLESOME (c.b))
1034	flags |= bgPixmap_t::tintWholesome;
1035	# undef IS_COMPONENT_WHOLESOME
1036	}
1037
1038	if (has_shade)	954	if (!has_shade
1039	flags |= bgPixmap_t::tintNeeded;	955	&& (c.r <= 0x00ff || c.r >= 0xff00)
1040	else if (tint)	956	&& (c.g <= 0x00ff || c.g >= 0xff00)
		957	&& (c.b <= 0x00ff || c.b >= 0xff00))
		958	flags |= rxvt_term::BG_TINT_BITAND;
1041	{	959	}
1042	if ((c.r > 0x000700 || c.g > 0x000700 || c.b > 0x000700)
1043	&& (c.r < 0x00f700 || c.g < 0x00f700 || c.b < 0x00f700))
1044	{
1045	flags |= bgPixmap_t::tintNeeded;
1046	}
1047	}
1048		960
1049	if (flags & bgPixmap_t::tintNeeded)	961	if (has_shade || tint)
1050	{	962	flags |= rxvt_term::BG_NEEDS_TINT;
1051	if (flags & bgPixmap_t::tintWholesome)
1052	flags |= bgPixmap_t::tintServerSide;
1053	else
1054	{
1055	#if XFT
1056	flags |= bgPixmap_t::tintServerSide;
1057	#endif
1058	}
1059	}
1060		963
1061	return flags;	964	return flags;
1062	}	965	}
1063		966
1064	bool	967	bool
1065	bgPixmap_t::set_tint (rxvt_color &new_tint)	968	rxvt_term::bg_set_tint (rxvt_color &new_tint)
1066	{	969	{
1067	if (!(flags & tintSet) || tint != new_tint)	970	if (!(bg_flags & BG_TINT_SET) || tint != new_tint)
1068	{	971	{
1069	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);	972	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);
1070	tint = new_tint;	973	tint = new_tint;
1071	flags = (flags & ~tintFlags) | new_flags | tintSet;	974	bg_flags = (bg_flags & ~BG_TINT_FLAGS) | new_flags | BG_TINT_SET;
1072	return true;	975	return true;
1073	}	976	}
1074		977
1075	return false;	978	return false;
1076	}	979	}
1077		980
1078	bool	981	bool
1079	bgPixmap_t::unset_tint ()
1080	{
1081	unsigned long new_flags = compute_tint_shade_flags (NULL, shade);
1082
1083	if (new_flags != (flags & tintFlags))
1084	{
1085	flags = (flags & ~tintFlags) | new_flags;
1086	return true;
1087	}
1088
1089	return false;
1090	}
1091
1092	bool
1093	bgPixmap_t::set_shade (const char *shade_str)	982	rxvt_term::bg_set_shade (const char *shade_str)
1094	{	983	{
1095	int new_shade = (shade_str) ? atoi (shade_str) : 100;	984	int new_shade = (shade_str) ? atoi (shade_str) : 100;
1096		985
1097	clamp_it (new_shade, -100, 200);	986	clamp_it (new_shade, -100, 200);
1098	if (new_shade < 0)	987	if (new_shade < 0)
1099	new_shade = 200 - (100 + new_shade);	988	new_shade = 200 - (100 + new_shade);
1100		989
1101	if (new_shade != shade)	990	if (new_shade != shade)
1102	{	991	{
1103	unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);	992	unsigned long new_flags = compute_tint_shade_flags ((bg_flags & BG_TINT_SET) ? &tint : NULL, new_shade);
1104	shade = new_shade;	993	shade = new_shade;
1105	flags = (flags & (~tintFlags | tintSet)) | new_flags;	994	bg_flags = (bg_flags & ~BG_TINT_FLAGS) | new_flags;
1106	return true;	995	return true;
1107	}	996	}
1108		997
1109	return false;	998	return false;
1110	}	999	}
1111		1000
1112	#if XFT	1001	#if XRENDER
1113	static void	1002	static void
1114	get_gaussian_kernel (int radius, int width, double *kernel, XFixed *params)	1003	get_gaussian_kernel (int radius, int width, double *kernel, XFixed *params)
1115	{	1004	{
1116	double sigma = radius / 2.0;	1005	double sigma = radius / 2.0;
1117	double scale = sqrt (2.0 * M_PI) * sigma;	1006	double scale = sqrt (2.0 * M_PI) * sigma;
…		…
1131	params[i+2] = XDoubleToFixed (kernel[i] / sum);	1020	params[i+2] = XDoubleToFixed (kernel[i] / sum);
1132	}	1021	}
1133	#endif	1022	#endif
1134		1023
1135	bool	1024	bool
1136	bgPixmap_t::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	1025	rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
1137	{	1026	{
1138	bool ret = false;	1027	bool ret = false;
1139	#if XFT	1028	#if XRENDER
1140	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;	1029	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
1141	double *kernel = (double *)malloc (size * sizeof (double));	1030	double *kernel = (double *)malloc (size * sizeof (double));
1142	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));	1031	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
1143		1032
1144	Display *dpy = target->dpy;
1145	XRenderPictureAttributes pa;	1033	XRenderPictureAttributes pa;
1146	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	1034	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1147		1035
1148	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	1036	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
1149	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	1037	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
…		…
1169		1057
1170	if (v_blurRadius)	1058	if (v_blurRadius)
1171	{	1059	{
1172	size = v_blurRadius * 2 + 1;	1060	size = v_blurRadius * 2 + 1;
1173	get_gaussian_kernel (v_blurRadius, size, kernel, params);	1061	get_gaussian_kernel (v_blurRadius, size, kernel, params);
1174	swap (params[0], params[1]);	1062	::swap (params[0], params[1]);
1175		1063
1176	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);	1064	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1177	XRenderComposite (dpy,	1065	XRenderComposite (dpy,
1178	PictOpSrc,	1066	PictOpSrc,
1179	src,	1067	src,
…		…
1195	#endif	1083	#endif
1196	return ret;	1084	return ret;
1197	}	1085	}
1198		1086
1199	bool	1087	bool
1200	bgPixmap_t::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	1088	rxvt_term::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
1201	{	1089	{
1202	Display *dpy = target->dpy;
1203	bool ret = false;	1090	bool ret = false;
1204		1091
1205	if (flags & tintWholesome)	1092	if (bg_flags & BG_TINT_BITAND)
1206	{	1093	{
1207	XGCValues gcv;	1094	XGCValues gcv;
1208	GC gc;	1095	GC gc;
1209		1096
1210	/* In this case we can tint image server-side getting significant	1097	/* In this case we can tint image server-side getting significant
…		…
1221	XFreeGC (dpy, gc);	1108	XFreeGC (dpy, gc);
1222	}	1109	}
1223	}	1110	}
1224	else	1111	else
1225	{	1112	{
1226	# if XFT	1113	# if XRENDER
1227	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1114	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1228		1115
1229	if (flags & tintSet)	1116	if (bg_flags & BG_TINT_SET)
1230	tint.get (c);	1117	tint.get (c);
1231		1118
1232	if (shade <= 100)	1119	if (shade <= 100)
1233	{	1120	{
1234	c.r = (c.r * shade) / 100;	1121	c.r = (c.r * shade) / 100;
1235	c.g = (c.g * shade) / 100;	1122	c.g = (c.g * shade) / 100;
1236	c.b = (c.b * shade) / 100;	1123	c.b = (c.b * shade) / 100;
1237	}	1124	}
1238	else	1125	else
1239	{	1126	{
1240	c.r = ((0xffff - c.r) * (200 - shade)) / 100;	1127	c.r = (c.r * (200 - shade)) / 100;
1241	c.g = ((0xffff - c.g) * (200 - shade)) / 100;	1128	c.g = (c.g * (200 - shade)) / 100;
1242	c.b = ((0xffff - c.b) * (200 - shade)) / 100;	1129	c.b = (c.b * (200 - shade)) / 100;
1243	}	1130	}
1244		1131
1245	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);	1132	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
1246	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	1133	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1247	XRenderPictureAttributes pa;	1134	XRenderPictureAttributes pa;
…		…
1261		1148
1262	if (mask_pic && overlay_pic && back_pic)	1149	if (mask_pic && overlay_pic && back_pic)
1263	{	1150	{
1264	XRenderColor mask_c;	1151	XRenderColor mask_c;
1265		1152
1266	memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof (mask_c));	1153	mask_c.red = mask_c.green = mask_c.blue = 0;
1267	mask_c.alpha = 0xffff;	1154	mask_c.alpha = 0xffff;
1268	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);	1155	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1269		1156
1270	mask_c.alpha = 0;	1157	mask_c.alpha = 0;
1271	mask_c.red = 0xffff - c.r;	1158	mask_c.red = 0xffff - c.r;
1272	mask_c.green = 0xffff - c.g;	1159	mask_c.green = 0xffff - c.g;
1273	mask_c.blue = 0xffff - c.b;	1160	mask_c.blue = 0xffff - c.b;
1274	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);	1161	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1275	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);	1162	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1163
		1164	if (shade > 100)
		1165	{
		1166	mask_c.red = mask_c.green = mask_c.blue = 0xffff * (shade - 100) / 100;
		1167	mask_c.alpha = 0;
		1168	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
		1169
		1170	XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1171	}
		1172
1276	ret = true;	1173	ret = true;
1277	}	1174	}
1278		1175
1279	XRenderFreePicture (dpy, mask_pic);	1176	XRenderFreePicture (dpy, mask_pic);
1280	XRenderFreePicture (dpy, overlay_pic);	1177	XRenderFreePicture (dpy, overlay_pic);
…		…
1284		1181
1285	return ret;	1182	return ret;
1286	}	1183	}
1287		1184
1288	/* make_transparency_pixmap()	1185	/* make_transparency_pixmap()
1289	* Builds a pixmap sized the same as terminal window, with depth same as the root window	1186	* Builds a pixmap of the same size as the terminal window that contains
1290	* that pixmap contains tiled portion of the root pixmap that is supposed to be covered by	1187	* the tiled portion of the root pixmap that is supposed to be covered by
1291	* our window.	1188	* our window.
1292	*/	1189	*/
1293	unsigned long	1190	unsigned long
1294	bgPixmap_t::make_transparency_pixmap ()	1191	rxvt_term::make_transparency_pixmap ()
1295	{	1192	{
1296	unsigned long result = 0;	1193	unsigned long result = 0;
1297
1298	if (target == NULL)
1299	return 0;
1300		1194
1301	/* root dimensions may change from call to call - but Display structure should	1195	/* root dimensions may change from call to call - but Display structure should
1302	* be always up-to-date, so let's use it :	1196	* be always up-to-date, so let's use it :
1303	*/	1197	*/
1304	Window root = target->display->root;
1305	int screen = target->display->screen;	1198	int screen = display->screen;
1306	Display *dpy = target->dpy;	1199	int root_depth = DefaultDepth (dpy, screen);
1307	int root_width = DisplayWidth (dpy, screen);	1200	int root_width = DisplayWidth (dpy, screen);
1308	int root_height = DisplayHeight (dpy, screen);	1201	int root_height = DisplayHeight (dpy, screen);
1309	unsigned int root_pmap_width, root_pmap_height;	1202	unsigned int root_pmap_width, root_pmap_height;
1310	int window_width = target->szHint.width;	1203	int window_width = szHint.width;
1311	int window_height = target->szHint.height;	1204	int window_height = szHint.height;
1312	int sx, sy;	1205	int sx, sy;
1313	XGCValues gcv;	1206	XGCValues gcv;
1314	GC gc;	1207	GC gc;
1315		1208
1316	target->get_window_origin (sx, sy);	1209	sx = target_x;
		1210	sy = target_y;
1317		1211
1318	/* check if we are outside of the visible part of the virtual screen : */	1212	/* check if we are outside of the visible part of the virtual screen : */
1319	if (sx + window_width <= 0 || sy + window_height <= 0	1213	if (sx + window_width <= 0 || sy + window_height <= 0
1320	|| sx >= root_width || sy >= root_height)	1214	|| sx >= root_width || sy >= root_height)
1321	return 0;	1215	return 0;
1322		1216
		1217	// validate root pixmap and get its size
1323	if (root_pixmap != None)	1218	if (root_pixmap != None)
1324	{	1219	{
1325	/* we want to validate the pixmap and get its size at the same time : */	1220	Window wdummy;
1326	int junk;	1221	int idummy;
1327	unsigned int ujunk;	1222	unsigned int udummy;
1328	/* root pixmap may be bad - allow a error */	1223
1329	target->allowedxerror = -1;	1224	allowedxerror = -1;
1330		1225
1331	if (!XGetGeometry (dpy, root_pixmap, &root, &junk, &junk, &root_pmap_width, &root_pmap_height, &ujunk, &ujunk))	1226	if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pmap_width, &root_pmap_height, &udummy, &udummy))
1332	root_pixmap = None;	1227	root_pixmap = None;
1333		1228
1334	target->allowedxerror = 0;	1229	allowedxerror = 0;
		1230	}
		1231
		1232	Pixmap recoded_root_pmap = root_pixmap;
		1233
		1234	if (root_pixmap != None && root_depth != depth)
		1235	{
		1236	#if XRENDER
		1237	if (bg_flags & BG_HAS_RENDER)
		1238	{
		1239	XRenderPictureAttributes pa;
		1240
		1241	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
		1242	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);
		1243
		1244	recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);
		1245	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
		1246	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);
		1247
		1248	if (src && dst)
		1249	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
		1250	else
		1251	{
		1252	XFreePixmap (dpy, recoded_root_pmap);
		1253	root_pixmap = None;
		1254	}
		1255
		1256	XRenderFreePicture (dpy, src);
		1257	XRenderFreePicture (dpy, dst);
		1258	}
		1259	else
		1260	#endif
		1261	root_pixmap = None;
1335	}	1262	}
1336		1263
1337	if (root_pixmap == None)	1264	if (root_pixmap == None)
1338	return 0;	1265	return 0;
1339		1266
		1267	if (bg_pixmap == None
		1268	|| bg_pmap_width != window_width
		1269	|| bg_pmap_height != window_height)
		1270	{
		1271	if (bg_pixmap)
		1272	XFreePixmap (dpy, bg_pixmap);
1340	Pixmap tiled_root_pmap = XCreatePixmap (dpy, root, window_width, window_height, root_depth);	1273	bg_pixmap = XCreatePixmap (dpy, vt, window_width, window_height, depth);
		1274	bg_pmap_width = window_width;
		1275	bg_pmap_height = window_height;
		1276	}
1341		1277
1342	if (tiled_root_pmap == None) /* something really bad happened - abort */	1278	if (bg_pixmap == None)
1343	return 0;	1279	return 0;
1344		1280
1345	/* straightforward pixmap copy */	1281	/* straightforward pixmap copy */
1346	gcv.tile = root_pixmap;
1347	gcv.fill_style = FillTiled;
1348
1349	while (sx < 0) sx += (int)root_width;	1282	while (sx < 0) sx += (int)root_width;
1350	while (sy < 0) sy += (int)root_height;	1283	while (sy < 0) sy += (int)root_height;
1351		1284
		1285	gcv.tile = recoded_root_pmap;
		1286	gcv.fill_style = FillTiled;
1352	gcv.ts_x_origin = -sx;	1287	gcv.ts_x_origin = -sx;
1353	gcv.ts_y_origin = -sy;	1288	gcv.ts_y_origin = -sy;
1354	gc = XCreateGC (dpy, root, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	1289	gc = XCreateGC (dpy, vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
1355		1290
1356	if (gc)	1291	if (gc)
1357	{	1292	{
1358	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);	1293	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);
1359	result |= transpPmapTiled;	1294	result |= BG_IS_VALID | (bg_flags & BG_EFFECTS_FLAGS);
1360	XFreeGC (dpy, gc);	1295	XFreeGC (dpy, gc);
1361	}
1362		1296
1363	if (tiled_root_pmap != None)	1297	if (!(bg_flags & BG_CLIENT_RENDER))
1364	{
1365	if (!need_client_side_rendering ())
1366	{
1367	if (flags & (blurNeeded | blurServerSide))
1368	{	1298	{
1369	if (blur_pixmap (tiled_root_pmap, DefaultVisual (dpy, screen), window_width, window_height))	1299	if ((bg_flags & BG_NEEDS_BLUR)
1370	result |= transpPmapBlurred;	1300	&& (bg_flags & BG_HAS_RENDER_CONV))
1371	}	1301	{
1372	if (flags & (tintNeeded | tintServerSide))	1302	if (blur_pixmap (bg_pixmap, visual, window_width, window_height))
		1303	result &= ~BG_NEEDS_BLUR;
1373	{	1304	}
		1305	if ((bg_flags & BG_NEEDS_TINT)
		1306	&& (bg_flags & (BG_TINT_BITAND | BG_HAS_RENDER)))
		1307	{
1374	if (tint_pixmap (tiled_root_pmap, DefaultVisual (dpy, screen), window_width, window_height))	1308	if (tint_pixmap (bg_pixmap, visual, window_width, window_height))
1375	result |= transpPmapTinted;	1309	result &= ~BG_NEEDS_TINT;
1376	}	1310	}
1377	} /* server side rendering completed */	1311	} /* server side rendering completed */
1378
1379	if (pixmap)
1380	XFreePixmap (dpy, pixmap);
1381
1382	pixmap = tiled_root_pmap;
1383	pmap_width = window_width;
1384	pmap_height = window_height;
1385	pmap_depth = root_depth;
1386	}	1312	}
		1313
		1314	if (recoded_root_pmap != root_pixmap)
		1315	XFreePixmap (dpy, recoded_root_pmap);
1387		1316
1388	return result;	1317	return result;
1389	}	1318	}
1390		1319
		1320	void
		1321	rxvt_term::bg_set_root_pixmap ()
		1322	{
		1323	Pixmap new_root_pixmap = get_pixmap_property (xa[XA_XROOTPMAP_ID]);
		1324	if (new_root_pixmap == None)
		1325	new_root_pixmap = get_pixmap_property (xa[XA_ESETROOT_PMAP_ID]);
		1326
		1327	root_pixmap = new_root_pixmap;
		1328	}
		1329	# endif /* ENABLE_TRANSPARENCY */
		1330
		1331	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
		1332	static void shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c);
		1333	# endif
		1334
1391	bool	1335	bool
1392	bgPixmap_t::set_root_pixmap ()	1336	rxvt_term::bg_render ()
1393	{	1337	{
1394	Pixmap new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);	1338	unsigned long tr_flags = 0;
1395	if (new_root_pixmap == None)
1396	new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);
1397		1339
1398	if (new_root_pixmap != root_pixmap)	1340	bg_invalidate ();
1399	{	1341	# ifdef ENABLE_TRANSPARENCY
1400	root_pixmap = new_root_pixmap;	1342	if (bg_flags & BG_IS_TRANSPARENT)
1401	return true;
1402	}	1343	{
1403		1344	/* we need to re-generate transparency pixmap in that case ! */
		1345	tr_flags = make_transparency_pixmap ();
		1346	if (tr_flags == 0)
1404	return false;	1347	return false;
1405	}	1348	else if (!(tr_flags & BG_EFFECTS_FLAGS))
1406	# endif /* ENABLE_TRANSPARENCY */	1349	bg_flags |= BG_IS_VALID;
1407		1350	}
1408	# ifndef HAVE_AFTERIMAGE
1409	static void ShadeXImage(Visual *visual, XImage *srcImage, int shade, int rm, int gm, int bm);
1410	# endif	1351	# endif
1411		1352
1412	bool	1353	# ifdef BG_IMAGE_FROM_FILE
1413	bgPixmap_t::render ()	1354	if ((bg_flags & BG_IS_FROM_FILE)
1414	{	1355	|| (tr_flags & BG_EFFECTS_FLAGS))
1415	unsigned long background_flags = 0;
1416
1417	if (target == NULL)
1418	return false;
1419
1420	invalidate ();
1421	# ifdef ENABLE_TRANSPARENCY
1422	if (flags & isTransparent)
1423	{	1356	{
1424	/* we need to re-generate transparency pixmap in that case ! */	1357	if (render_image (tr_flags))
1425	background_flags = make_transparency_pixmap ();	1358	bg_flags |= BG_IS_VALID;
1426	if (background_flags == 0)
1427	return false;
1428	else if ((background_flags & transpTransformations) == (flags & transpTransformations)
1429	&& pmap_depth == target->depth)
1430	flags = flags & ~isInvalid;
1431	}	1359	}
1432	# endif	1360	# endif
1433		1361
1434	# ifdef BG_IMAGE_FROM_FILE	1362	# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1435	if (have_image	1363	XImage *result = NULL;
1436	|| (background_flags & transpTransformations) != (flags & transpTransformations))	1364
		1365	if (tr_flags && !(bg_flags & BG_IS_VALID))
		1366	{
		1367	result = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
1437	{	1368	}
1438	if (render_image (background_flags))	1369
1439	flags = flags & ~isInvalid;	1370	if (result)
		1371	{
		1372	/* our own client-side tinting */
		1373	if (tr_flags & BG_NEEDS_TINT)
		1374	{
		1375	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
		1376	if (bg_flags & BG_TINT_SET)
		1377	tint.get (c);
		1378	shade_ximage (DefaultVisual (dpy, display->screen), result, shade, c);
		1379	}
		1380
		1381	GC gc = XCreateGC (dpy, vt, 0UL, NULL);
		1382
		1383	if (gc)
		1384	{
		1385	XPutImage (dpy, bg_pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
		1386
		1387	XFreeGC (dpy, gc);
		1388	bg_flags |= BG_IS_VALID;
		1389	}
		1390
		1391	XDestroyImage (result);
1440	}	1392	}
1441	# endif	1393	# endif
1442		1394
1443	XImage *result = NULL;	1395	if (!(bg_flags & BG_IS_VALID))
1444
1445	if (background_flags && (flags & isInvalid))
1446	{
1447	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1448	}	1396	{
1449
1450	if (result)
1451	{
1452	# if !defined(HAVE_AFTERIMAGE) && !XFT
1453	/* our own client-side tinting */
1454	/* ATTENTION: We ASSUME that XFT will let us do all the tinting necessary server-side.
1455	This may need to be changed in need_client_side_rendering() logic is altered !!! */
1456	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
1457	{
1458	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1459	if (flags & tintSet)
1460	tint.get (c);
1461	ShadeXImage (DefaultVisual (target->dpy, target->display->screen), result, shade, c.r, c.g, c.b);
1462	}
1463	# endif
1464
1465	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);
1466
1467	if (gc)
1468	{
1469	if (/*pmap_depth != target->depth &&*/ pixmap != None)
1470	{
1471	XFreePixmap (target->dpy, pixmap);
1472	pixmap = None;
1473	}
1474
1475	if (pixmap == None)
1476	{
1477	pixmap = XCreatePixmap (target->dpy, target->vt, result->width, result->height, target->depth);
1478	pmap_width = result->width;
1479	pmap_height = result->height;
1480	pmap_depth = target->depth;
1481	}
1482
1483	if (pmap_depth != result->depth)
1484	{
1485	/* Bad Match error will ensue ! stupid X !!!! */
1486	if (result->depth == 24 && pmap_depth == 32)
1487	result->depth = 32;
1488	else if (result->depth == 32 && pmap_depth == 24)
1489	result->depth = 24;
1490	else
1491	{
1492	/* TODO: implement image recoding */
1493	}
1494	}
1495
1496	if (pmap_depth == result->depth)
1497	XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1498
1499	XFreeGC (target->dpy, gc);
1500	flags = flags & ~isInvalid;
1501	}
1502
1503	XDestroyImage (result);
1504	}
1505
1506	if (flags & isInvalid)
1507	{
1508	if (pixmap != None)	1397	if (bg_pixmap != None)
1509	{	1398	{
1510	XFreePixmap (target->dpy, pixmap);	1399	XFreePixmap (dpy, bg_pixmap);
1511	pixmap = None;	1400	bg_pixmap = None;
1512	}	1401	}
1513	}	1402	}
1514		1403
1515	apply ();	1404	scr_recolour (false);
		1405	bg_flags |= BG_NEEDS_REFRESH;
1516		1406
1517	valid_since = ev::now ();	1407	bg_valid_since = ev::now ();
1518		1408
1519	return true;	1409	return true;
1520	}	1410	}
1521		1411
1522	bool
1523	bgPixmap_t::set_target (rxvt_term *new_target)
1524	{
1525	if (new_target)
1526	if (target != new_target)
1527	{
1528	target = new_target;
1529	# ifdef ENABLE_TRANSPARENCY
1530	root_depth = DefaultDepthOfScreen (ScreenOfDisplay (target->dpy, target->display->screen));
1531	# endif
1532	return true;
1533	}
1534
1535	return false;
1536	}
1537
1538	void	1412	void
1539	bgPixmap_t::apply ()	1413	rxvt_term::bg_init ()
1540	{	1414	{
1541	if (target)
1542	{
1543	if (pixmap != None)
1544	{
1545	/* set target's background to pixmap */
1546	# ifdef ENABLE_TRANSPARENCY	1415	#ifdef ENABLE_TRANSPARENCY
1547	if (flags & isTransparent)	1416	shade = 100;
1548	{
1549	XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);
1550	XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);
1551
1552	if (target->scrollBar.win)
1553	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);
1554	}
1555	else
1556	# endif	1417	#endif
1557	{
1558	/* force old pixmap dereference in case it was transparent before :*/
1559	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1560	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1561	/* do we also need to set scrollbar's background here ? */
1562		1418
1563	if (target->scrollBar.win)	1419	bg_flags &= ~(BG_HAS_RENDER | BG_HAS_RENDER_CONV);
1564	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);	1420	#if XRENDER
1565	}	1421	int major, minor;
1566	}	1422	if (XRenderQueryVersion (dpy, &major, &minor))
1567	else	1423	bg_flags |= BG_HAS_RENDER;
1568	{	1424	XFilters *filters = XRenderQueryFilters (dpy, vt);
1569	/* set target background to a pixel */	1425	if (filters)
1570	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1571	XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);
1572	/* do we also need to set scrollbar's background here ? */
1573	if (target->scrollBar.win)
1574	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1575	}
1576
1577	/* don't want Expose on the parent or vt. It is better to use
1578	scr_touch or we get a great deal of flicker otherwise: */
1579	XClearWindow (target->dpy, target->parent[0]);
1580
1581	if (target->scrollBar.state && target->scrollBar.win)
1582	{
1583	target->scrollBar.state = STATE_IDLE;
1584	target->scrollBar.show (0);
1585	}
1586
1587	target->want_refresh = 1;
1588	flags |= hasChanged;
1589	}	1426	{
		1427	for (int i = 0; i < filters->nfilter; i++)
		1428	if (!strcmp (filters->filter[i], FilterConvolution))
		1429	bg_flags |= BG_HAS_RENDER_CONV;
		1430
		1431	XFree (filters);
		1432	}
		1433	#endif
1590	}	1434	}
1591		1435
1592	#endif /* HAVE_BG_PIXMAP */	1436	#endif /* HAVE_BG_PIXMAP */
1593		1437
1594	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) && !XFT	1438	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1595	/* taken from aterm-0.4.2 */	1439	/* taken from aterm-0.4.2 */
1596		1440
1597	static void	1441	static void
1598	ShadeXImage(Visual *visual, XImage *srcImage, int shade, int rm, int gm, int bm)	1442	shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c)
1599	{	1443	{
1600	int sh_r, sh_g, sh_b;	1444	int sh_r, sh_g, sh_b;
1601	uint32_t mask_r, mask_g, mask_b;	1445	uint32_t mask_r, mask_g, mask_b;
1602	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;	1446	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1603	unsigned int lower_lim_r, lower_lim_g, lower_lim_b;	1447	rgba low;
1604	unsigned int upper_lim_r, upper_lim_g, upper_lim_b;	1448	rgba high;
1605	int i;	1449	int i;
1606	int host_byte_order = byteorder.big_endian () ? MSBFirst : LSBFirst;	1450	int host_byte_order = byteorder::big_endian () ? MSBFirst : LSBFirst;
1607		1451
1608	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return;	1452	if (visual->c_class != TrueColor || ximage->format != ZPixmap) return;
1609		1453
1610	/* for convenience */	1454	/* for convenience */
1611	mask_r = visual->red_mask;	1455	mask_r = visual->red_mask;
1612	mask_g = visual->green_mask;	1456	mask_g = visual->green_mask;
1613	mask_b = visual->blue_mask;	1457	mask_b = visual->blue_mask;
1614		1458
1615	/* boring lookup table pre-initialization */	1459	/* boring lookup table pre-initialization */
1616	switch (srcImage->depth)	1460	switch (ximage->depth)
1617	{	1461	{
1618	case 15:	1462	case 15:
1619	if ((mask_r != 0x7c00) ||	1463	if ((mask_r != 0x7c00) ||
1620	(mask_g != 0x03e0) ||	1464	(mask_g != 0x03e0) ||
1621	(mask_b != 0x001f))	1465	(mask_b != 0x001f))
…		…
1674	/* prepare limits for color transformation (each channel is handled separately) */	1518	/* prepare limits for color transformation (each channel is handled separately) */
1675	if (shade > 100)	1519	if (shade > 100)
1676	{	1520	{
1677	shade = 200 - shade;	1521	shade = 200 - shade;
1678		1522
1679	lower_lim_r = 65535-rm;	1523	high.r = c.r * shade / 100;
1680	lower_lim_g = 65535-gm;	1524	high.g = c.g * shade / 100;
1681	lower_lim_b = 65535-bm;	1525	high.b = c.b * shade / 100;
1682		1526
1683	lower_lim_r = 65535-(unsigned int)(((uint32_t)lower_lim_r)*((uint32_t)shade)/100);	1527	low.r = 65535 * (100 - shade) / 100;
1684	lower_lim_g = 65535-(unsigned int)(((uint32_t)lower_lim_g)*((uint32_t)shade)/100);	1528	low.g = 65535 * (100 - shade) / 100;
1685	lower_lim_b = 65535-(unsigned int)(((uint32_t)lower_lim_b)*((uint32_t)shade)/100);	1529	low.b = 65535 * (100 - shade) / 100;
1686
1687	upper_lim_r = upper_lim_g = upper_lim_b = 65535;
1688	}	1530	}
1689	else	1531	else
1690	{	1532	{
		1533	high.r = c.r * shade / 100;
		1534	high.g = c.g * shade / 100;
		1535	high.b = c.b * shade / 100;
1691		1536
1692	lower_lim_r = lower_lim_g = lower_lim_b = 0;	1537	low.r = low.g = low.b = 0;
1693
1694	upper_lim_r = (unsigned int)((((uint32_t)rm)*((uint32_t)shade))/100);
1695	upper_lim_g = (unsigned int)((((uint32_t)gm)*((uint32_t)shade))/100);
1696	upper_lim_b = (unsigned int)((((uint32_t)bm)*((uint32_t)shade))/100);
1697	}	1538	}
1698		1539
1699	/* fill our lookup tables */	1540	/* fill our lookup tables */
1700	for (i = 0; i <= mask_r>>sh_r; i++)	1541	for (i = 0; i <= mask_r>>sh_r; i++)
1701	{	1542	{
1702	uint32_t tmp;	1543	uint32_t tmp;
1703	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_r-lower_lim_r));	1544	tmp = i * high.r;
1704	tmp += ((uint32_t)(mask_r>>sh_r))*((uint32_t)lower_lim_r);	1545	tmp += (mask_r>>sh_r) * low.r;
1705	lookup_r[i] = (tmp/65535)<<sh_r;	1546	lookup_r[i] = (tmp/65535)<<sh_r;
1706	}	1547	}
1707	for (i = 0; i <= mask_g>>sh_g; i++)	1548	for (i = 0; i <= mask_g>>sh_g; i++)
1708	{	1549	{
1709	uint32_t tmp;	1550	uint32_t tmp;
1710	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_g-lower_lim_g));	1551	tmp = i * high.g;
1711	tmp += ((uint32_t)(mask_g>>sh_g))*((uint32_t)lower_lim_g);	1552	tmp += (mask_g>>sh_g) * low.g;
1712	lookup_g[i] = (tmp/65535)<<sh_g;	1553	lookup_g[i] = (tmp/65535)<<sh_g;
1713	}	1554	}
1714	for (i = 0; i <= mask_b>>sh_b; i++)	1555	for (i = 0; i <= mask_b>>sh_b; i++)
1715	{	1556	{
1716	uint32_t tmp;	1557	uint32_t tmp;
1717	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_b-lower_lim_b));	1558	tmp = i * high.b;
1718	tmp += ((uint32_t)(mask_b>>sh_b))*((uint32_t)lower_lim_b);	1559	tmp += (mask_b>>sh_b) * low.b;
1719	lookup_b[i] = (tmp/65535)<<sh_b;	1560	lookup_b[i] = (tmp/65535)<<sh_b;
1720	}	1561	}
1721		1562
1722	/* apply table to input image (replacing colors by newly calculated ones) */	1563	/* apply table to input image (replacing colors by newly calculated ones) */
1723	if (srcImage->bits_per_pixel == 32	1564	if (ximage->bits_per_pixel == 32
1724	&& (srcImage->depth == 24 || srcImage->depth == 32)	1565	&& (ximage->depth == 24 || ximage->depth == 32)
1725	&& srcImage->byte_order == host_byte_order)	1566	&& ximage->byte_order == host_byte_order)
1726	{	1567	{
1727	uint32_t *p1, *pf, *p, *pl;	1568	uint32_t *p1, *pf, *p, *pl;
1728	p1 = (uint32_t *) srcImage->data;	1569	p1 = (uint32_t *) ximage->data;
1729	pf = (uint32_t *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);	1570	pf = (uint32_t *) (ximage->data + ximage->height * ximage->bytes_per_line);
1730		1571
1731	while (p1 < pf)	1572	while (p1 < pf)
1732	{	1573	{
1733	p = p1;	1574	p = p1;
1734	pl = p1 + srcImage->width;	1575	pl = p1 + ximage->width;
1735	for (; p < pl; p++)	1576	for (; p < pl; p++)
1736	{	1577	{
1737	*p = lookup_r[(*p & 0xff0000) >> 16] |	1578	*p = lookup_r[(*p & 0xff0000) >> 16] |
1738	lookup_g[(*p & 0x00ff00) >> 8] |	1579	lookup_g[(*p & 0x00ff00) >> 8] |
1739	lookup_b[(*p & 0x0000ff)] |	1580	lookup_b[(*p & 0x0000ff)] |
1740	(*p & 0xff000000);	1581	(*p & 0xff000000);
1741	}	1582	}
1742	p1 = (uint32_t *) ((char *) p1 + srcImage->bytes_per_line);	1583	p1 = (uint32_t *) ((char *) p1 + ximage->bytes_per_line);
1743	}	1584	}
1744	}	1585	}
1745	else	1586	else
1746	{	1587	{
1747	for (int y = 0; y < srcImage->height; y++)	1588	for (int y = 0; y < ximage->height; y++)
1748	for (int x = 0; x < srcImage->width; x++)	1589	for (int x = 0; x < ximage->width; x++)
1749	{	1590	{
1750	unsigned long pixel = XGetPixel (srcImage, x, y);	1591	unsigned long pixel = XGetPixel (ximage, x, y);
1751	pixel = lookup_r[(pixel & mask_r) >> sh_r] |	1592	pixel = lookup_r[(pixel & mask_r) >> sh_r] |
1752	lookup_g[(pixel & mask_g) >> sh_g] |	1593	lookup_g[(pixel & mask_g) >> sh_g] |
1753	lookup_b[(pixel & mask_b) >> sh_b];	1594	lookup_b[(pixel & mask_b) >> sh_b];
1754	XPutPixel (srcImage, x, y, pixel);	1595	XPutPixel (ximage, x, y, pixel);
1755	}	1596	}
1756	}	1597	}
1757		1598
1758	free (lookup);	1599	free (lookup);
1759	}	1600	}

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