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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.118 by sf-exg, Tue Nov 16 15:49:56 2010 UTC vs.
Revision 1.144 by sf-exg, Fri Jan 28 00:20:47 2011 UTC

…		…
32		32
33	#ifndef FilterConvolution	33	#ifndef FilterConvolution
34	#define FilterConvolution "convolution"	34	#define FilterConvolution "convolution"
35	#endif	35	#endif
36		36
37	#define DO_TIMING_TEST 0
38
39	#if DO_TIMING_TEST
40	# include <sys/time.h>
41	#define TIMING_TEST_START(id) \
42	struct timeval timing_test_##id##_stv; \
43	gettimeofday (&timing_test_##id##_stv, NULL);
44
45	#define TIMING_TEST_PRINT_RESULT(id) \
46	do { \
47	struct timeval tv; \
48	gettimeofday (&tv, NULL); \
49	tv.tv_sec -= (timing_test_##id##_stv).tv_sec; \
50	fprintf (stderr, "%s: %s: %d: elapsed %ld usec\n", #id, __FILE__, __LINE__, \
51	tv.tv_sec * 1000000 + tv.tv_usec - (timing_test_##id##_stv).tv_usec); \
52	} while (0)
53
54	#else
55	#define TIMING_TEST_START(id) do {} while (0)
56	#define TIMING_TEST_PRINT_RESULT(id) do {} while (0)
57	#endif
58
59	/*	37	/*
60	* Pixmap geometry string interpretation :	38	* Pixmap geometry string interpretation :
61	* Each geometry string contains zero or one scale/position	39	* Each geometry string contains zero or one scale/position
62	* adjustment and may optionally be followed by a colon and one or more	40	* adjustment and may optionally be followed by a colon and one or more
63	* colon-delimited pixmap operations.	41	* colon-delimited pixmap operations.
…		…
66	*	44	*
67	* 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%.
68	* W and H are percentages of the terminal window size.	46	* W and H are percentages of the terminal window size.
69	* X and Y are also percentages; e.g., +50+50 centers	47	* X and Y are also percentages; e.g., +50+50 centers
70	* the image in the window.	48	* the image in the window.
71	* WxH+X Assumes Y == X
72	* WxH Assumes Y == X == 50 (centers the image)
73	* W+X+Y Assumes H == W
74	* W+X Assumes H == W and Y == X
75	* W Assumes H == W and Y == X == 50
76	*
77	* Adjusting position only :
78	* =+X+Y Set position to X% by Y% (absolute).
79	* =+X Set position to X% by X%.
80	* +X+Y Adjust position horizontally X% and vertically Y%
81	* from current position (relative).
82	* +X Adjust position horizontally X% and vertically X%
83	* from current position.
84	*
85	* Adjusting scale only :
86	* Wx0 Multiply horizontal scaling factor by W%
87	* 0xH Multiply vertical scaling factor by H%
88	* 0x0 No scaling (show image at normal size).
89	*	49	*
90	* Pixmap Operations : (should be prepended by a colon)	50	* Pixmap Operations : (should be prepended by a colon)
91	* tile Tile image. Scaling/position modifiers above will affect	51	* tile Tile image. Scaling/position modifiers above will affect
92	* the tile size and origin.	52	* the tile size and origin.
93	* propscale When scaling, scale proportionally. That is, maintain the	53	* propscale When scaling, scale proportionally. That is, maintain the
…		…
99	* scale Scale both up and down	59	* scale Scale both up and down
100	* auto Same as 100x100+50+50	60	* auto Same as 100x100+50+50
101	*/	61	*/
102		62
103	#ifdef HAVE_BG_PIXMAP	63	#ifdef HAVE_BG_PIXMAP
104	bgPixmap_t::bgPixmap_t ()
105	{
106	// this is basically redundant as bgPixmap_t is only used in
107	// zero_initialised-derived structs
108	#ifdef HAVE_AFTERIMAGE
109	original_asim = NULL;
110	#endif
111	#ifdef HAVE_PIXBUF
112	pixbuf = NULL;
113	#endif
114	#ifdef BG_IMAGE_FROM_FILE
115	have_image = false;
116	h_scale = v_scale = 0;
117	h_align = v_align = 0;
118	#endif
119	#ifdef ENABLE_TRANSPARENCY
120	shade = 100;
121	#endif
122	flags = 0;
123	pixmap = None;
124	valid_since = invalid_since = 0;
125	target = 0;
126	}
127
128	void	64	void
129	bgPixmap_t::destroy ()	65	rxvt_term::bg_destroy ()
130	{	66	{
131	#ifdef HAVE_AFTERIMAGE	67	#ifdef HAVE_AFTERIMAGE
132	if (original_asim)	68	if (original_asim)
133	safe_asimage_destroy (original_asim);	69	safe_asimage_destroy (original_asim);
134	#endif	70	#endif
…		…
136	#ifdef HAVE_PIXBUF	72	#ifdef HAVE_PIXBUF
137	if (pixbuf)	73	if (pixbuf)
138	g_object_unref (pixbuf);	74	g_object_unref (pixbuf);
139	#endif	75	#endif
140		76
141	if (pixmap && target)	77	if (bg_pixmap)
142	XFreePixmap (target->dpy, pixmap);	78	XFreePixmap (dpy, bg_pixmap);
143	}	79	}
144		80
145	bool	81	bool
146	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 ()
147	{	97	{
148	# ifdef ENABLE_TRANSPARENCY	98	# ifdef ENABLE_TRANSPARENCY
149	if (flags & isTransparent)	99	if (bg_flags & BG_IS_TRANSPARENT)
150	return true;	100	return true;
151	# endif	101	# endif
152		102
153	# ifdef BG_IMAGE_FROM_FILE	103	# ifdef BG_IMAGE_FROM_FILE
154	if (have_image)	104	if (bg_flags & BG_IS_FROM_FILE)
155	{	105	{
156	if (flags & sizeSensitive)	106	if (bg_flags & BG_IS_SIZE_SENSITIVE)
157	return true;	107	return true;
158	}	108	}
159	# endif	109	# endif
160		110
161	return false;	111	return false;
162	}	112	}
163		113
164	bool	114	bool
165	bgPixmap_t::window_position_sensitive ()	115	rxvt_term::bg_window_position_sensitive ()
166	{	116	{
167	# ifdef ENABLE_TRANSPARENCY	117	# ifdef ENABLE_TRANSPARENCY
168	if (flags & isTransparent)	118	if (bg_flags & BG_IS_TRANSPARENT)
169	return true;	119	return true;
170	# endif	120	# endif
171		121
172	# ifdef BG_IMAGE_FROM_FILE	122	# ifdef BG_IMAGE_FROM_FILE
173	if (have_image)	123	if (bg_flags & BG_IS_FROM_FILE)
174	{	124	{
175	if (flags & rootAlign)	125	if (bg_flags & BG_ROOT_ALIGN)
176	return true;	126	return true;
177	}	127	}
178	# endif	128	# endif
179		129
180	return false;
181	}
182
183	bool bgPixmap_t::need_client_side_rendering ()
184	{
185	# ifdef HAVE_AFTERIMAGE
186	if (original_asim)
187	return true;
188	# endif
189	return false;	130	return false;
190	}	131	}
191		132
192	# ifdef BG_IMAGE_FROM_FILE	133	# ifdef BG_IMAGE_FROM_FILE
193	static inline bool	134	static inline bool
…		…
256	dst_size = target_size - dst_pos;	197	dst_size = target_size - dst_pos;
257	return src_pos;	198	return src_pos;
258	}	199	}
259		200
260	bool	201	bool
261	bgPixmap_t::set_geometry (const char *geom)	202	rxvt_term::bg_set_geometry (const char *geom, bool update)
262	{	203	{
263	bool changed = false;	204	bool changed = false;
264	int geom_flags = 0;	205	int geom_flags = 0;
265	int x = 0, y = 0;	206	int x = 0, y = 0;
266	unsigned int w = 0, h = 0;	207	unsigned int w = 0, h = 0;
267	unsigned int n;	208	unsigned int n;
268	unsigned long new_flags = (flags & (~geometryFlags));	209	unsigned long new_flags = (bg_flags & (~BG_GEOMETRY_FLAGS));
269	const char *p;	210	const char *ops;
270	# define MAXLEN_GEOM 256 /* could be longer than regular geometry string */
271		211
272	if (geom == NULL)	212	if (geom == NULL)
273	return false;	213	return false;
274		214
275	char str[MAXLEN_GEOM];	215	char str[256];
276		216
277	while (isspace(*geom)) ++geom;
278	if ((p = strchr (geom, ';')) == NULL)
279	p = strchr (geom, '\0');	217	ops = strchr (geom, ':');
280		218	if (ops == NULL)
		219	n = strlen (geom);
		220	else
281	n = (p - geom);	221	n = ops - geom;
282	if (n < MAXLEN_GEOM)
283	{
284	char *ops;
285	new_flags |= geometrySet;
286		222
		223	if (n >= sizeof (str))
		224	return false;
		225
287	memcpy (str, geom, n);	226	memcpy (str, geom, n);
288	str[n] = '\0';	227	str[n] = '\0';
289	if (str[0] == ':')	228	rxvt_strtrim (str);
290	ops = &str[0];
291	else if (str[0] != 'x' && str[0] != 'X' && isalpha(str[0]))
292	ops = &str[0];
293	else
294	{
295	char *tmp;
296	ops = strchr (str, ':');
297	if (ops != NULL)
298	{
299	for (tmp = ops-1; tmp >= str && isspace(*tmp); --tmp);
300	*(++tmp) = '\0';
301	if (ops == tmp) ++ops;
302	}
303	}
304		229
305	if (ops > str || ops == NULL)	230	if (str[0])
306	{	231	{
307	/* 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 */
308	geom_flags = XParseGeometry (str, &x, &y, &w, &h);	233	geom_flags = XParseGeometry (str, &x, &y, &w, &h);
309
310	if ((geom_flags & XValue) && !(geom_flags & YValue))
311	{
312	y = x;
313	geom_flags |= YValue;
314	}
315
316	if (flags & geometrySet)
317	{
318	/* new geometry is an adjustment to the old one ! */
319	if ((geom_flags & WidthValue) && (geom_flags & HeightValue))
320	{
321	if (w == 0 && h != 0)
322	{
323	w = h_scale;
324	h = (v_scale * h) / 100;
325	}
326	else if (h == 0 && w != 0)
327	{
328	w = (h_scale * w) / 100;
329	h = v_scale;
330	}
331	}
332	if (geom_flags & XValue)
333	{
334	if (str[0] != '=')
335	{
336	y += v_align;
337	x += h_align;
338	}
339	}
340	}
341	else /* setting up geometry from scratch */
342	{
343	if (!(geom_flags & XValue))
344	{
345	/* use default geometry - centered */
346	x = y = defaultAlign;
347	}
348	else if (!(geom_flags & YValue))
349	y = x;
350
351	if ((geom_flags & (WidthValue|HeightValue)) == 0)
352	{
353	/* use default geometry - scaled */
354	w = h = defaultScale;
355	}
356	else if (geom_flags & WidthValue)
357	{
358	if (!(geom_flags & HeightValue))
359	h = w;
360	}
361	else
362	w = h;
363	}
364	} /* done parsing geometry string */	234	} /* done parsing geometry string */
365	else if (!(flags & geometrySet))	235
366	{	236	if (!update)
367	/* default geometry - scaled and centered */	237	{
		238	if (!(geom_flags & XValue))
368	x = y = defaultAlign;	239	x = y = defaultAlign;
		240	else if (!(geom_flags & YValue))
		241	y = x;
		242
		243	if (!(geom_flags & (WidthValue|HeightValue)))
369	w = h = defaultScale;	244	w = h = defaultScale;
370	}	245	else if (!(geom_flags & HeightValue))
		246	h = w;
		247	else if (!(geom_flags & WidthValue))
		248	w = h;
371		249
372	if (!(flags & geometrySet))
373	geom_flags |= WidthValue|HeightValue|XValue|YValue;	250	geom_flags |= WidthValue|HeightValue|XValue|YValue;
		251	}
374		252
375	if (ops)	253	if (ops)
376	{	254	{
377	while (*ops)	255	char **arr = rxvt_strsplit (':', ops + 1);
		256
		257	for (int i = 0; arr[i]; i++)
378	{	258	{
379	while (*ops == ':' || isspace(*ops)) ++ops;	259	if (!strcasecmp (arr[i], "tile"))
380
381	# define CHECK_GEOM_OPS(op_str) (strncasecmp (ops, (op_str), sizeof (op_str) - 1) == 0)
382	if (CHECK_GEOM_OPS ("tile"))
383	{	260	{
384	w = h = noScale;	261	w = h = noScale;
385	geom_flags |= WidthValue|HeightValue;	262	geom_flags |= WidthValue|HeightValue;
386	}	263	}
387	else if (CHECK_GEOM_OPS ("propscale"))	264	else if (!strcasecmp (arr[i], "propscale"))
388	{	265	{
389	new_flags |= propScale;	266	new_flags |= BG_PROP_SCALE;
390	}	267	}
391	else if (CHECK_GEOM_OPS ("hscale"))	268	else if (!strcasecmp (arr[i], "hscale"))
392	{	269	{
393	if (w == 0) w = windowScale;	270	if (w == 0) w = windowScale;
394		271
395	h = noScale;	272	h = noScale;
396	geom_flags |= WidthValue|HeightValue;	273	geom_flags |= WidthValue|HeightValue;
397	}	274	}
398	else if (CHECK_GEOM_OPS ("vscale"))	275	else if (!strcasecmp (arr[i], "vscale"))
399	{	276	{
400	if (h == 0) h = windowScale;	277	if (h == 0) h = windowScale;
401		278
402	w = noScale;	279	w = noScale;
403	geom_flags |= WidthValue|HeightValue;	280	geom_flags |= WidthValue|HeightValue;
404	}	281	}
405	else if (CHECK_GEOM_OPS ("scale"))	282	else if (!strcasecmp (arr[i], "scale"))
406	{	283	{
407	if (h == 0) h = windowScale;	284	if (h == 0) h = windowScale;
408	if (w == 0) w = windowScale;	285	if (w == 0) w = windowScale;
409		286
410	geom_flags |= WidthValue|HeightValue;	287	geom_flags |= WidthValue|HeightValue;
411	}	288	}
412	else if (CHECK_GEOM_OPS ("auto"))	289	else if (!strcasecmp (arr[i], "auto"))
413	{	290	{
414	w = h = windowScale;	291	w = h = windowScale;
415	x = y = centerAlign;	292	x = y = centerAlign;
416	geom_flags |= WidthValue|HeightValue|XValue|YValue;	293	geom_flags |= WidthValue|HeightValue|XValue|YValue;
417	}	294	}
418	else if (CHECK_GEOM_OPS ("root"))	295	else if (!strcasecmp (arr[i], "root"))
419	{	296	{
420	new_flags |= rootAlign;	297	new_flags |= BG_ROOT_ALIGN;
421	w = h = noScale;	298	w = h = noScale;
422	geom_flags |= WidthValue|HeightValue;	299	geom_flags |= WidthValue|HeightValue;
423	}	300	}
424	# undef CHECK_GEOM_OPS
425
426	while (*ops != ':' && *ops != '\0') ++ops;
427	} /* done parsing ops */	301	} /* done parsing ops */
428	}
429		302
		303	rxvt_free_strsplit (arr);
		304	}
		305
430	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;	306	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;
431	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;	307	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;
432	if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;	308	if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;
433	if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;	309	if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
434	}
435		310
436	if (new_flags != flags)	311	if (new_flags != bg_flags)
437	{	312	{
438	flags = new_flags;	313	bg_flags = new_flags;
439	changed = true;	314	changed = true;
440	}	315	}
441		316
442	return changed;	317	return changed;
443	}	318	}
444		319
445	void	320	void
446	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)
447	{	322	{
448	int target_width = target->szHint.width;	323	int target_width = szHint.width;
449	int target_height = target->szHint.height;	324	int target_height = szHint.height;
450		325
451	if (flags & propScale)	326	if (bg_flags & BG_PROP_SCALE)
452	{	327	{
453	float scale = (float)target_width / image_width;	328	float scale = (float)target_width / image_width;
454	min_it (scale, (float)target_height / image_height);	329	min_it (scale, (float)target_height / image_height);
455	w = image_width * scale + 0.5;	330	w = image_width * scale + 0.5;
456	h = image_height * scale + 0.5;	331	h = image_height * scale + 0.5;
…		…
462	}	337	}
463		338
464	if (!w) w = image_width;	339	if (!w) w = image_width;
465	if (!h) h = image_height;	340	if (!h) h = image_height;
466		341
467	if (flags & rootAlign)	342	if (bg_flags & BG_ROOT_ALIGN)
468	{	343	{
469	target->get_window_origin (x, y);
470	x = -x;	344	x = -target_x;
471	y = -y;	345	y = -target_y;
472	}	346	}
473	else	347	else
474	{	348	{
475	x = make_align_position (h_align, target_width, w);	349	x = make_align_position (h_align, target_width, w);
476	y = make_align_position (v_align, target_height, h);	350	y = make_align_position (v_align, target_height, h);
477	}	351	}
478		352
479	flags &= ~sizeSensitive;	353	bg_flags &= ~BG_IS_SIZE_SENSITIVE;
480	if ((flags & propScale) || h_scale || v_scale	354	if ((bg_flags & BG_PROP_SCALE) || h_scale || v_scale
481	|| (!(flags & rootAlign) && (h_align || v_align))	355	|| (!(bg_flags & BG_ROOT_ALIGN) && (h_align || v_align))
482	|| w > target_width || h > target_height)	356	|| w > target_width || h > target_height)
483	flags |= sizeSensitive;	357	bg_flags |= BG_IS_SIZE_SENSITIVE;
484	}	358	}
485		359
486	# ifdef HAVE_AFTERIMAGE	360	# ifdef HAVE_AFTERIMAGE
487	bool	361	bool
488	bgPixmap_t::render_image (unsigned long background_flags)	362	rxvt_term::render_image (unsigned long tr_flags)
489	{	363	{
490	if (target == NULL)
491	return false;
492
493	target->init_asv ();	364	init_asv ();
494		365
495	ASImage *background = NULL;	366	ASImage *background = NULL;
496	ARGB32 background_tint = TINT_LEAVE_SAME;	367	ARGB32 background_tint = TINT_LEAVE_SAME;
497		368
498	# ifdef ENABLE_TRANSPARENCY	369	# ifdef ENABLE_TRANSPARENCY
499	if (background_flags)	370	if (tr_flags)
500	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);
501		372
502	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	373	if (tr_flags & BG_NEEDS_TINT)
503	{	374	{
504	ShadingInfo as_shade;	375	ShadingInfo as_shade;
505	as_shade.shading = shade;	376	as_shade.shading = shade;
506		377
507	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	378	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
508	if (flags & tintSet)	379	if (bg_flags & BG_TINT_SET)
509	tint.get (c);	380	tint.get (c);
510	as_shade.tintColor.red = c.r;	381	as_shade.tintColor.red = c.r;
511	as_shade.tintColor.green = c.g;	382	as_shade.tintColor.green = c.g;
512	as_shade.tintColor.blue = c.b;	383	as_shade.tintColor.blue = c.b;
513		384
514	background_tint = shading2tint32 (&as_shade);	385	background_tint = shading2tint32 (&as_shade);
515	}	386	}
516		387
517	if (!(background_flags & transpPmapBlurred) && (flags & blurNeeded) && background != NULL)	388	if ((tr_flags & BG_NEEDS_BLUR) && background != NULL)
518	{	389	{
519	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,
520	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,	391	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,
521	100, ASIMAGE_QUALITY_DEFAULT);	392	100, ASIMAGE_QUALITY_DEFAULT);
522	if (tmp)	393	if (tmp)
523	{	394	{
524	destroy_asimage (&background);	395	destroy_asimage (&background);
…		…
527	}	398	}
528	# endif	399	# endif
529		400
530	ASImage *result = 0;	401	ASImage *result = 0;
531		402
532	int target_width = target->szHint.width;	403	int target_width = szHint.width;
533	int target_height = target->szHint.height;	404	int target_height = szHint.height;
534	int new_pmap_width = target_width;	405	int new_pmap_width = target_width;
535	int new_pmap_height = target_height;	406	int new_pmap_height = target_height;
536		407
537	int x = 0;	408	int x = 0;
538	int y = 0;	409	int y = 0;
…		…
541		412
542	if (original_asim)	413	if (original_asim)
543	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);
544		415
545	if (!original_asim	416	if (!original_asim
546	|| (!(flags & rootAlign)	417	|| (!(bg_flags & BG_ROOT_ALIGN)
547	&& (x >= target_width	418	&& (x >= target_width
548	|| y >= target_height	419	|| y >= target_height
549	|| (x + w <= 0)	420	|| (x + w <= 0)
550	|| (y + h <= 0))))	421	|| (y + h <= 0))))
551	{	422	{
…		…
555	new_pmap_height = background->height;	426	new_pmap_height = background->height;
556	result = background;	427	result = background;
557		428
558	if (background_tint != TINT_LEAVE_SAME)	429	if (background_tint != TINT_LEAVE_SAME)
559	{	430	{
560	ASImage *tmp = tile_asimage (target->asv, background, 0, 0,	431	ASImage *tmp = tile_asimage (asv, background, 0, 0,
561	target_width, target_height, background_tint,	432	target_width, target_height, background_tint,
562	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);	433	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
563	if (tmp)	434	if (tmp)
564	result = tmp;	435	result = tmp;
565	}	436	}
…		…
572	result = original_asim;	443	result = original_asim;
573		444
574	if ((w != original_asim->width)	445	if ((w != original_asim->width)
575	|| (h != original_asim->height))	446	|| (h != original_asim->height))
576	{	447	{
577	result = scale_asimage (target->asv, original_asim,	448	result = scale_asimage (asv, original_asim,
578	w, h,	449	w, h,
579	background ? ASA_ASImage : ASA_XImage,	450	background ? ASA_ASImage : ASA_XImage,
580	100, ASIMAGE_QUALITY_DEFAULT);	451	100, ASIMAGE_QUALITY_DEFAULT);
581	}	452	}
582		453
…		…
588	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! */
589	new_pmap_width = min (result->width, target_width);	460	new_pmap_width = min (result->width, target_width);
590	new_pmap_height = min (result->height, target_height);	461	new_pmap_height = min (result->height, target_height);
591		462
592	/* we also need to tile our image in both directions */	463	/* we also need to tile our image in both directions */
593	ASImage *tmp = tile_asimage (target->asv, result,	464	ASImage *tmp = tile_asimage (asv, result,
594	(int)result->width - x,	465	(int)result->width - x,
595	(int)result->height - y,	466	(int)result->height - y,
596	new_pmap_width,	467	new_pmap_width,
597	new_pmap_height,	468	new_pmap_height,
598	TINT_LEAVE_SAME, ASA_XImage,	469	TINT_LEAVE_SAME, ASA_XImage,
…		…
641	{	512	{
642	layers[1].dst_y = y;	513	layers[1].dst_y = y;
643	layers[1].clip_height = result->height;	514	layers[1].clip_height = result->height;
644	}	515	}
645		516
646	if (target->rs[Rs_blendtype])	517	if (rs[Rs_blendtype])
647	{	518	{
648	layers[1].merge_scanlines = blend_scanlines_name2func (target->rs[Rs_blendtype]);	519	layers[1].merge_scanlines = blend_scanlines_name2func (rs[Rs_blendtype]);
649	if (layers[1].merge_scanlines == NULL)	520	if (layers[1].merge_scanlines == NULL)
650	layers[1].merge_scanlines = alphablend_scanlines;	521	layers[1].merge_scanlines = alphablend_scanlines;
651	}	522	}
652		523
653	ASImage *tmp = merge_layers (target->asv, layers, 2, target_width, target_height,	524	ASImage *tmp = merge_layers (asv, layers, 2, target_width, target_height,
654	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);	525	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
655		526
656	if (tmp)	527	if (tmp)
657	{	528	{
658	if (result != original_asim)	529	if (result != original_asim)
…		…
671	{	542	{
672	XGCValues gcv;	543	XGCValues gcv;
673	GC gc;	544	GC gc;
674		545
675	/* create Pixmap */	546	/* create Pixmap */
676	if (pixmap == None	547	if (bg_pixmap == None
677	|| pmap_width != new_pmap_width	548	|| bg_pmap_width != new_pmap_width
678	|| pmap_height != new_pmap_height	549	|| bg_pmap_height != new_pmap_height)
679	|| pmap_depth != target->depth)
680	{	550	{
681	if (pixmap)	551	if (bg_pixmap)
682	XFreePixmap (target->dpy, pixmap);	552	XFreePixmap (dpy, bg_pixmap);
683	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);
684	pmap_width = new_pmap_width;	554	bg_pmap_width = new_pmap_width;
685	pmap_height = new_pmap_height;	555	bg_pmap_height = new_pmap_height;
686	pmap_depth = target->depth;
687	}	556	}
688	/* fill with background color (if result's not completely overlapping it) */	557	/* fill with background color (if result's not completely overlapping it) */
689	gcv.foreground = target->pix_colors[Color_bg];	558	gcv.foreground = pix_colors[Color_bg];
690	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);	559	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
691		560
692	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;
693	int dst_width = result->width, dst_height = result->height;	562	int dst_width = result->width, dst_height = result->height;
694	if (background == NULL)	563	if (background == NULL)
695	{	564	{
…		…
700	}	569	}
701		570
702	if (dst_x > 0 || dst_y > 0	571	if (dst_x > 0 || dst_y > 0
703	|| dst_x + dst_width < new_pmap_width	572	|| dst_x + dst_width < new_pmap_width
704	|| dst_y + dst_height < new_pmap_height)	573	|| dst_y + dst_height < new_pmap_height)
705	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);
706	}	575	}
707		576
708	/* put result on pixmap */	577	/* put result on pixmap */
709	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	578	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
710	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);
711		580
712	if (result != background && result != original_asim)	581	if (result != background && result != original_asim)
713	destroy_asimage (&result);	582	destroy_asimage (&result);
714		583
715	XFreeGC (target->dpy, gc);	584	XFreeGC (dpy, gc);
716		585
717	ret = true;	586	ret = true;
718	}	587	}
719		588
720	if (background)	589	if (background)
…		…
724	}	593	}
725	# endif /* HAVE_AFTERIMAGE */	594	# endif /* HAVE_AFTERIMAGE */
726		595
727	# ifdef HAVE_PIXBUF	596	# ifdef HAVE_PIXBUF
728	bool	597	bool
729	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)
730	{	601	{
731	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)
732	return false;	612	return false;
733		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	{
734	if (!pixbuf)	683	if (!pixbuf)
735	return false;	684	return false;
736		685
737	if (background_flags	686	if (tr_flags
738	&& !(flags & HAS_RENDER))	687	&& !(bg_flags & BG_HAS_RENDER))
739	return false;	688	return false;
740		689
741	GdkPixbuf *result;	690	GdkPixbuf *result;
742		691
743	int image_width = gdk_pixbuf_get_width (pixbuf);	692	int image_width = gdk_pixbuf_get_width (pixbuf);
744	int image_height = gdk_pixbuf_get_height (pixbuf);	693	int image_height = gdk_pixbuf_get_height (pixbuf);
745		694
746	int target_width = target->szHint.width;	695	int target_width = szHint.width;
747	int target_height = target->szHint.height;	696	int target_height = szHint.height;
748	int new_pmap_width = target_width;	697	int new_pmap_width = target_width;
749	int new_pmap_height = target_height;	698	int new_pmap_height = target_height;
750		699
751	int x = 0;	700	int x = 0;
752	int y = 0;	701	int y = 0;
753	int w = 0;	702	int w = 0;
754	int h = 0;	703	int h = 0;
755		704
756	get_image_geometry (image_width, image_height, w, h, x, y);	705	get_image_geometry (image_width, image_height, w, h, x, y);
757		706
758	if (!(flags & rootAlign)	707	if (!(bg_flags & BG_ROOT_ALIGN)
759	&& (x >= target_width	708	&& (x >= target_width
760	|| y >= target_height	709	|| y >= target_height
761	|| (x + w <= 0)	710	|| (x + w <= 0)
762	|| (y + h <= 0)))	711	|| (y + h <= 0)))
763	return false;	712	return false;
…		…
781	Pixmap root_pmap;	730	Pixmap root_pmap;
782		731
783	image_width = gdk_pixbuf_get_width (result);	732	image_width = gdk_pixbuf_get_width (result);
784	image_height = gdk_pixbuf_get_height (result);	733	image_height = gdk_pixbuf_get_height (result);
785		734
786	if (background_flags)	735	if (tr_flags)
787	{	736	{
788	root_pmap = pixmap;	737	root_pmap = bg_pixmap;
789	pixmap = None;	738	bg_pixmap = None;
790	}	739	}
791	else	740	else
792	{	741	{
793	if (h_scale == 0 || v_scale == 0)	742	if (h_scale == 0 || v_scale == 0)
794	{	743	{
795	new_pmap_width = min (image_width, target_width);	744	new_pmap_width = min (image_width, target_width);
796	new_pmap_height = min (image_height, target_height);	745	new_pmap_height = min (image_height, target_height);
797	}	746	}
798	}	747	}
799		748
800	if (pixmap == None	749	if (bg_pixmap == None
801	|| pmap_width != new_pmap_width	750	|| bg_pmap_width != new_pmap_width
802	|| pmap_height != new_pmap_height	751	|| bg_pmap_height != new_pmap_height)
803	|| pmap_depth != target->depth)
804	{	752	{
805	if (pixmap)	753	if (bg_pixmap)
806	XFreePixmap (target->dpy, pixmap);	754	XFreePixmap (dpy, bg_pixmap);
807	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);
808	pmap_width = new_pmap_width;	756	bg_pmap_width = new_pmap_width;
809	pmap_height = new_pmap_height;	757	bg_pmap_height = new_pmap_height;
810	pmap_depth = target->depth;
811	}	758	}
812		759
813	gcv.foreground = target->pix_colors[Color_bg];	760	gcv.foreground = pix_colors[Color_bg];
814	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);	761	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
815		762
816	if (h_scale == 0 || v_scale == 0)	763	if (h_scale == 0 || v_scale == 0)
817	{	764	{
818	Pixmap tile = XCreatePixmap (target->dpy, target->vt, image_width, image_height, target->depth);	765	Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth);
819	gdk_pixbuf_xlib_render_to_drawable (result, tile, gc,	766	pixbuf_to_pixmap (result, tile, gc,
820	0, 0,	767	0, 0,
821	0, 0,	768	0, 0,
822	image_width, image_height,	769	image_width, image_height);
823	XLIB_RGB_DITHER_NONE,
824	0, 0);
825		770
826	gcv.tile = tile;	771	gcv.tile = tile;
827	gcv.fill_style = FillTiled;	772	gcv.fill_style = FillTiled;
828	gcv.ts_x_origin = x;	773	gcv.ts_x_origin = x;
829	gcv.ts_y_origin = y;	774	gcv.ts_y_origin = y;
830	XChangeGC (target->dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	775	XChangeGC (dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
831		776
832	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);
833	XFreePixmap (target->dpy, tile);	778	XFreePixmap (dpy, tile);
834	}	779	}
835	else	780	else
836	{	781	{
837	int src_x, src_y, dst_x, dst_y;	782	int src_x, src_y, dst_x, dst_y;
838	int dst_width, dst_height;	783	int dst_width, dst_height;
…		…
841	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);
842		787
843	if (dst_x > 0 || dst_y > 0	788	if (dst_x > 0 || dst_y > 0
844	|| dst_x + dst_width < new_pmap_width	789	|| dst_x + dst_width < new_pmap_width
845	|| dst_y + dst_height < new_pmap_height)	790	|| dst_y + dst_height < new_pmap_height)
846	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);
847		792
848	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	793	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
849	gdk_pixbuf_xlib_render_to_drawable (result, pixmap, gc,	794	pixbuf_to_pixmap (result, bg_pixmap, gc,
850	src_x, src_y,	795	src_x, src_y,
851	dst_x, dst_y,	796	dst_x, dst_y,
852	dst_width, dst_height,	797	dst_width, dst_height);
853	XLIB_RGB_DITHER_NONE,
854	0, 0);
855	}	798	}
856		799
857	#if XRENDER	800	#if XRENDER
858	if (background_flags)	801	if (tr_flags)
859	{	802	{
860	Display *dpy = target->dpy;
861	XRenderPictureAttributes pa;	803	XRenderPictureAttributes pa;
862		804
863	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, target->visual);	805	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, visual);
864	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);	806	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);
865		807
866	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);	808	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
867	Picture dst = XRenderCreatePicture (dpy, pixmap, dst_format, 0, &pa);	809	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, dst_format, 0, &pa);
868		810
869	pa.repeat = True;	811	pa.repeat = True;
870	Pixmap mask_pmap = XCreatePixmap (dpy, target->vt, 1, 1, 8);	812	Pixmap mask_pmap = XCreatePixmap (dpy, vt, 1, 1, 8);
871	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);	813	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
872	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);	814	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
873	XFreePixmap (dpy, mask_pmap);	815	XFreePixmap (dpy, mask_pmap);
874		816
875	if (src && dst && mask)	817	if (src && dst && mask)
…		…
893	#endif	835	#endif
894		836
895	if (result != pixbuf)	837	if (result != pixbuf)
896	g_object_unref (result);	838	g_object_unref (result);
897		839
898	XFreeGC (target->dpy, gc);	840	XFreeGC (dpy, gc);
899		841
900	ret = true;	842	ret = true;
901	}	843	}
902		844
903	return ret;	845	return ret;
904	}	846	}
905	# endif /* HAVE_PIXBUF */	847	# endif /* HAVE_PIXBUF */
906		848
907	bool	849	bool
908	bgPixmap_t::set_file (const char *file)	850	rxvt_term::bg_set_file (const char *file)
909	{	851	{
910	if (!file || !*file)	852	if (!file || !*file)
911	return false;	853	return false;
912		854
913	if (const char *p = strchr (file, ';'))	855	if (const char *p = strchr (file, ';'))
…		…
918	f[len] = '\0';	860	f[len] = '\0';
919	file = f;	861	file = f;
920	}	862	}
921		863
922	# ifdef HAVE_AFTERIMAGE	864	# ifdef HAVE_AFTERIMAGE
923	if (!target->asimman)	865	if (!asimman)
924	target->asimman = create_generic_imageman (target->rs[Rs_path]);	866	asimman = create_generic_imageman (rs[Rs_path]);
925	ASImage *image = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);	867	ASImage *image = get_asimage (asimman, file, 0xFFFFFFFF, 100);
926	if (image)	868	if (image)
927	{	869	{
928	if (original_asim)	870	if (original_asim)
929	safe_asimage_destroy (original_asim);	871	safe_asimage_destroy (original_asim);
930	original_asim = image;	872	original_asim = image;
931	have_image = true;	873	bg_flags |= BG_IS_FROM_FILE | BG_CLIENT_RENDER;
932	return true;	874	return true;
933	}	875	}
934	# endif	876	# endif
935		877
936	# ifdef HAVE_PIXBUF	878	# ifdef HAVE_PIXBUF
…		…
938	if (image)	880	if (image)
939	{	881	{
940	if (pixbuf)	882	if (pixbuf)
941	g_object_unref (pixbuf);	883	g_object_unref (pixbuf);
942	pixbuf = image;	884	pixbuf = image;
943	have_image = true;	885	bg_flags |= BG_IS_FROM_FILE;
944	return true;	886	return true;
945	}	887	}
946	# endif	888	# endif
947		889
948	return false;	890	return false;
…		…
950		892
951	# endif /* BG_IMAGE_FROM_FILE */	893	# endif /* BG_IMAGE_FROM_FILE */
952		894
953	# ifdef ENABLE_TRANSPARENCY	895	# ifdef ENABLE_TRANSPARENCY
954	bool	896	bool
955	bgPixmap_t::set_transparent ()	897	rxvt_term::bg_set_transparent ()
956	{	898	{
957	if (!(flags & isTransparent))	899	if (!(bg_flags & BG_IS_TRANSPARENT))
958	{	900	{
959	flags |= isTransparent;	901	bg_flags |= BG_IS_TRANSPARENT;
960	return true;	902	return true;
961	}	903	}
962		904
963	return false;	905	return false;
964	}	906	}
965		907
966	bool	908	bool
967	bgPixmap_t::set_blur_radius (const char *geom)	909	rxvt_term::bg_set_blur (const char *geom)
968	{	910	{
969	bool changed = false;	911	bool changed = false;
970	unsigned int hr, vr;	912	unsigned int hr, vr;
971	int junk;	913	int junk;
972	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);	914	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
…		…
990	changed = true;	932	changed = true;
991	v_blurRadius = vr;	933	v_blurRadius = vr;
992	}	934	}
993		935
994	if (v_blurRadius == 0 && h_blurRadius == 0)	936	if (v_blurRadius == 0 && h_blurRadius == 0)
995	flags &= ~blurNeeded;	937	bg_flags &= ~BG_NEEDS_BLUR;
996	else	938	else
997	flags |= blurNeeded;	939	bg_flags |= BG_NEEDS_BLUR;
998		940
999	return changed;	941	return changed;
1000	}	942	}
1001		943
1002	static inline unsigned long	944	static inline unsigned long
…		…
1007	bool has_shade = shade != 100;	949	bool has_shade = shade != 100;
1008		950
1009	if (tint)	951	if (tint)
1010	{	952	{
1011	tint->get (c);	953	tint->get (c);
1012	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)
1013	if (!has_shade && IS_COMPONENT_WHOLESOME (c.r)
1014	&& IS_COMPONENT_WHOLESOME (c.g)
1015	&& IS_COMPONENT_WHOLESOME (c.b))
1016	flags |= bgPixmap_t::tintWholesome;
1017	# undef IS_COMPONENT_WHOLESOME
1018	}
1019
1020	if (has_shade)	954	if (!has_shade
1021	flags |= bgPixmap_t::tintNeeded;	955	&& (c.r <= 0x00ff || c.r >= 0xff00)
1022	else if (tint)	956	&& (c.g <= 0x00ff || c.g >= 0xff00)
		957	&& (c.b <= 0x00ff || c.b >= 0xff00))
		958	flags |= rxvt_term::BG_TINT_BITAND;
1023	{	959	}
1024	if ((c.r > 0x000700 || c.g > 0x000700 || c.b > 0x000700)	960
1025	&& (c.r < 0x00f700 || c.g < 0x00f700 || c.b < 0x00f700))	961	if (has_shade || tint)
1026	{	962	flags |= rxvt_term::BG_NEEDS_TINT;
1027	flags |= bgPixmap_t::tintNeeded;
1028	}
1029	}
1030		963
1031	return flags;	964	return flags;
1032	}	965	}
1033		966
1034	bool	967	bool
1035	bgPixmap_t::set_tint (rxvt_color &new_tint)	968	rxvt_term::bg_set_tint (rxvt_color &new_tint)
1036	{	969	{
1037	if (!(flags & tintSet) || tint != new_tint)	970	if (!(bg_flags & BG_TINT_SET) || tint != new_tint)
1038	{	971	{
1039	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);	972	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);
1040	tint = new_tint;	973	tint = new_tint;
1041	flags = (flags & ~tintFlags) | new_flags | tintSet;	974	bg_flags = (bg_flags & ~BG_TINT_FLAGS) | new_flags | BG_TINT_SET;
1042	return true;	975	return true;
1043	}	976	}
1044		977
1045	return false;	978	return false;
1046	}	979	}
1047		980
1048	bool	981	bool
1049	bgPixmap_t::unset_tint ()
1050	{
1051	unsigned long new_flags = compute_tint_shade_flags (NULL, shade);
1052
1053	if (new_flags != (flags & tintFlags))
1054	{
1055	flags = (flags & ~tintFlags) | new_flags;
1056	return true;
1057	}
1058
1059	return false;
1060	}
1061
1062	bool
1063	bgPixmap_t::set_shade (const char *shade_str)	982	rxvt_term::bg_set_shade (const char *shade_str)
1064	{	983	{
1065	int new_shade = (shade_str) ? atoi (shade_str) : 100;	984	int new_shade = (shade_str) ? atoi (shade_str) : 100;
1066		985
1067	clamp_it (new_shade, -100, 200);	986	clamp_it (new_shade, -100, 200);
1068	if (new_shade < 0)	987	if (new_shade < 0)
1069	new_shade = 200 - (100 + new_shade);	988	new_shade = 200 - (100 + new_shade);
1070		989
1071	if (new_shade != shade)	990	if (new_shade != shade)
1072	{	991	{
1073	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);
1074	shade = new_shade;	993	shade = new_shade;
1075	flags = (flags & (~tintFlags | tintSet)) | new_flags;	994	bg_flags = (bg_flags & ~BG_TINT_FLAGS) | new_flags;
1076	return true;	995	return true;
1077	}	996	}
1078		997
1079	return false;	998	return false;
1080	}	999	}
…		…
1101	params[i+2] = XDoubleToFixed (kernel[i] / sum);	1020	params[i+2] = XDoubleToFixed (kernel[i] / sum);
1102	}	1021	}
1103	#endif	1022	#endif
1104		1023
1105	bool	1024	bool
1106	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)
1107	{	1026	{
1108	bool ret = false;	1027	bool ret = false;
1109	#if XRENDER	1028	#if XRENDER
1110	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;	1029	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
1111	double *kernel = (double *)malloc (size * sizeof (double));	1030	double *kernel = (double *)malloc (size * sizeof (double));
1112	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));	1031	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
1113		1032
1114	Display *dpy = target->dpy;
1115	XRenderPictureAttributes pa;	1033	XRenderPictureAttributes pa;
1116	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	1034	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1117		1035
1118	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	1036	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
1119	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	1037	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
…		…
1139		1057
1140	if (v_blurRadius)	1058	if (v_blurRadius)
1141	{	1059	{
1142	size = v_blurRadius * 2 + 1;	1060	size = v_blurRadius * 2 + 1;
1143	get_gaussian_kernel (v_blurRadius, size, kernel, params);	1061	get_gaussian_kernel (v_blurRadius, size, kernel, params);
1144	swap (params[0], params[1]);	1062	::swap (params[0], params[1]);
1145		1063
1146	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);	1064	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1147	XRenderComposite (dpy,	1065	XRenderComposite (dpy,
1148	PictOpSrc,	1066	PictOpSrc,
1149	src,	1067	src,
…		…
1165	#endif	1083	#endif
1166	return ret;	1084	return ret;
1167	}	1085	}
1168		1086
1169	bool	1087	bool
1170	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)
1171	{	1089	{
1172	Display *dpy = target->dpy;
1173	bool ret = false;	1090	bool ret = false;
1174		1091
1175	if (flags & tintWholesome)	1092	if (bg_flags & BG_TINT_BITAND)
1176	{	1093	{
1177	XGCValues gcv;	1094	XGCValues gcv;
1178	GC gc;	1095	GC gc;
1179		1096
1180	/* In this case we can tint image server-side getting significant	1097	/* In this case we can tint image server-side getting significant
…		…
1194	else	1111	else
1195	{	1112	{
1196	# if XRENDER	1113	# if XRENDER
1197	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1114	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1198		1115
1199	if (flags & tintSet)	1116	if (bg_flags & BG_TINT_SET)
1200	tint.get (c);	1117	tint.get (c);
1201		1118
1202	if (shade <= 100)	1119	if (shade <= 100)
1203	{	1120	{
1204	c.r = (c.r * shade) / 100;	1121	c.r = (c.r * shade) / 100;
1205	c.g = (c.g * shade) / 100;	1122	c.g = (c.g * shade) / 100;
1206	c.b = (c.b * shade) / 100;	1123	c.b = (c.b * shade) / 100;
1207	}	1124	}
1208	else	1125	else
1209	{	1126	{
1210	c.r = ((0xffff - c.r) * (200 - shade)) / 100;	1127	c.r = (c.r * (200 - shade)) / 100;
1211	c.g = ((0xffff - c.g) * (200 - shade)) / 100;	1128	c.g = (c.g * (200 - shade)) / 100;
1212	c.b = ((0xffff - c.b) * (200 - shade)) / 100;	1129	c.b = (c.b * (200 - shade)) / 100;
1213	}	1130	}
1214		1131
1215	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);	1132	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
1216	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	1133	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1217	XRenderPictureAttributes pa;	1134	XRenderPictureAttributes pa;
…		…
1231		1148
1232	if (mask_pic && overlay_pic && back_pic)	1149	if (mask_pic && overlay_pic && back_pic)
1233	{	1150	{
1234	XRenderColor mask_c;	1151	XRenderColor mask_c;
1235		1152
1236	mask_c.red = mask_c.green = mask_c.blue = shade > 100 ? 0xffff : 0;	1153	mask_c.red = mask_c.green = mask_c.blue = 0;
1237	mask_c.alpha = 0xffff;	1154	mask_c.alpha = 0xffff;
1238	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);	1155	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1239		1156
1240	mask_c.alpha = 0;	1157	mask_c.alpha = 0;
1241	mask_c.red = 0xffff - c.r;	1158	mask_c.red = 0xffff - c.r;
1242	mask_c.green = 0xffff - c.g;	1159	mask_c.green = 0xffff - c.g;
1243	mask_c.blue = 0xffff - c.b;	1160	mask_c.blue = 0xffff - c.b;
1244	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);	1161	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1245	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
1246	ret = true;	1173	ret = true;
1247	}	1174	}
1248		1175
1249	XRenderFreePicture (dpy, mask_pic);	1176	XRenderFreePicture (dpy, mask_pic);
1250	XRenderFreePicture (dpy, overlay_pic);	1177	XRenderFreePicture (dpy, overlay_pic);
…		…
1259	* Builds a pixmap of the same size as the terminal window that contains	1186	* Builds a pixmap of the same size as the terminal window that contains
1260	* the 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
1261	* our window.	1188	* our window.
1262	*/	1189	*/
1263	unsigned long	1190	unsigned long
1264	bgPixmap_t::make_transparency_pixmap ()	1191	rxvt_term::make_transparency_pixmap ()
1265	{	1192	{
1266	unsigned long result = 0;	1193	unsigned long result = 0;
1267
1268	if (target == NULL)
1269	return 0;
1270		1194
1271	/* 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
1272	* be always up-to-date, so let's use it :	1196	* be always up-to-date, so let's use it :
1273	*/	1197	*/
1274	int screen = target->display->screen;	1198	int screen = display->screen;
1275	Display *dpy = target->dpy;
1276	int root_depth = DefaultDepth (dpy, screen);	1199	int root_depth = DefaultDepth (dpy, screen);
1277	int root_width = DisplayWidth (dpy, screen);	1200	int root_width = DisplayWidth (dpy, screen);
1278	int root_height = DisplayHeight (dpy, screen);	1201	int root_height = DisplayHeight (dpy, screen);
1279	unsigned int root_pmap_width, root_pmap_height;	1202	unsigned int root_pmap_width, root_pmap_height;
1280	int window_width = target->szHint.width;	1203	int window_width = szHint.width;
1281	int window_height = target->szHint.height;	1204	int window_height = szHint.height;
1282	int sx, sy;	1205	int sx, sy;
1283	XGCValues gcv;	1206	XGCValues gcv;
1284	GC gc;	1207	GC gc;
1285		1208
1286	target->get_window_origin (sx, sy);	1209	sx = target_x;
		1210	sy = target_y;
1287		1211
1288	/* 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 : */
1289	if (sx + window_width <= 0 || sy + window_height <= 0	1213	if (sx + window_width <= 0 || sy + window_height <= 0
1290	|| sx >= root_width || sy >= root_height)	1214	|| sx >= root_width || sy >= root_height)
1291	return 0;	1215	return 0;
…		…
1295	{	1219	{
1296	Window wdummy;	1220	Window wdummy;
1297	int idummy;	1221	int idummy;
1298	unsigned int udummy;	1222	unsigned int udummy;
1299		1223
1300	target->allowedxerror = -1;	1224	allowedxerror = -1;
1301		1225
1302	if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pmap_width, &root_pmap_height, &udummy, &udummy))	1226	if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pmap_width, &root_pmap_height, &udummy, &udummy))
1303	root_pixmap = None;	1227	root_pixmap = None;
1304		1228
1305	target->allowedxerror = 0;	1229	allowedxerror = 0;
1306	}	1230	}
1307		1231
1308	Pixmap recoded_root_pmap = root_pixmap;	1232	Pixmap recoded_root_pmap = root_pixmap;
1309		1233
1310	if (root_pixmap != None && root_depth != target->depth)	1234	if (root_pixmap != None && root_depth != depth)
1311	{	1235	{
1312	#if XRENDER	1236	#if XRENDER
1313	if (flags & HAS_RENDER)	1237	if (bg_flags & BG_HAS_RENDER)
1314	{	1238	{
1315	XRenderPictureAttributes pa;	1239	XRenderPictureAttributes pa;
1316		1240
1317	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));	1241	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
1318	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);	1242	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);
1319		1243
1320	recoded_root_pmap = XCreatePixmap (dpy, target->vt, root_pmap_width, root_pmap_height, target->depth);	1244	recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);
1321	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);	1245	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
1322	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);	1246	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);
1323		1247
1324	if (src && dst)	1248	if (src && dst)
1325	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);	1249	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
1326	else	1250	else
…		…
1338	}	1262	}
1339		1263
1340	if (root_pixmap == None)	1264	if (root_pixmap == None)
1341	return 0;	1265	return 0;
1342		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);
1343	Pixmap tiled_root_pmap = XCreatePixmap (dpy, target->vt, window_width, window_height, target->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	}
1344		1277
1345	if (tiled_root_pmap == None) /* something really bad happened - abort */	1278	if (bg_pixmap == None)
1346	return 0;	1279	return 0;
1347		1280
1348	/* straightforward pixmap copy */	1281	/* straightforward pixmap copy */
		1282	while (sx < 0) sx += (int)root_width;
		1283	while (sy < 0) sy += (int)root_height;
		1284
1349	gcv.tile = recoded_root_pmap;	1285	gcv.tile = recoded_root_pmap;
1350	gcv.fill_style = FillTiled;	1286	gcv.fill_style = FillTiled;
1351
1352	while (sx < 0) sx += (int)root_width;
1353	while (sy < 0) sy += (int)root_height;
1354
1355	gcv.ts_x_origin = -sx;	1287	gcv.ts_x_origin = -sx;
1356	gcv.ts_y_origin = -sy;	1288	gcv.ts_y_origin = -sy;
1357	gc = XCreateGC (dpy, target->vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	1289	gc = XCreateGC (dpy, vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
1358		1290
1359	if (gc)	1291	if (gc)
1360	{	1292	{
1361	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);	1293	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);
1362	result |= transpPmapTiled;	1294	result |= BG_IS_VALID | (bg_flags & BG_EFFECTS_FLAGS);
1363	XFreeGC (dpy, gc);	1295	XFreeGC (dpy, gc);
1364		1296
1365	if (!need_client_side_rendering ())	1297	if (!(bg_flags & BG_CLIENT_RENDER))
1366	{	1298	{
1367	if ((flags & blurNeeded)	1299	if ((bg_flags & BG_NEEDS_BLUR)
1368	&& (flags & HAS_RENDER_CONV))	1300	&& (bg_flags & BG_HAS_RENDER_CONV))
1369	{
1370	if (blur_pixmap (tiled_root_pmap, target->visual, window_width, window_height))
1371	result |= transpPmapBlurred;
1372	}	1301	{
1373	if ((flags & tintNeeded)	1302	if (blur_pixmap (bg_pixmap, visual, window_width, window_height))
1374	&& (flags & (tintWholesome | HAS_RENDER)))	1303	result &= ~BG_NEEDS_BLUR;
1375	{	1304	}
		1305	if ((bg_flags & BG_NEEDS_TINT)
		1306	&& (bg_flags & (BG_TINT_BITAND | BG_HAS_RENDER)))
		1307	{
1376	if (tint_pixmap (tiled_root_pmap, target->visual, window_width, window_height))	1308	if (tint_pixmap (bg_pixmap, visual, window_width, window_height))
1377	result |= transpPmapTinted;	1309	result &= ~BG_NEEDS_TINT;
1378	}	1310	}
1379	} /* server side rendering completed */	1311	} /* server side rendering completed */
1380
1381	if (pixmap)
1382	XFreePixmap (dpy, pixmap);
1383
1384	pixmap = tiled_root_pmap;
1385	pmap_width = window_width;
1386	pmap_height = window_height;
1387	pmap_depth = target->depth;
1388	}	1312	}
1389	else
1390	XFreePixmap (dpy, tiled_root_pmap);
1391		1313
1392	if (recoded_root_pmap != root_pixmap)	1314	if (recoded_root_pmap != root_pixmap)
1393	XFreePixmap (dpy, recoded_root_pmap);	1315	XFreePixmap (dpy, recoded_root_pmap);
1394		1316
1395	return result;	1317	return result;
1396	}	1318	}
1397		1319
1398	void	1320	void
1399	bgPixmap_t::set_root_pixmap ()	1321	rxvt_term::bg_set_root_pixmap ()
1400	{	1322	{
1401	Pixmap new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);	1323	Pixmap new_root_pixmap = get_pixmap_property (xa[XA_XROOTPMAP_ID]);
1402	if (new_root_pixmap == None)	1324	if (new_root_pixmap == None)
1403	new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);	1325	new_root_pixmap = get_pixmap_property (xa[XA_ESETROOT_PMAP_ID]);
1404		1326
1405	root_pixmap = new_root_pixmap;	1327	root_pixmap = new_root_pixmap;
1406	}	1328	}
1407	# endif /* ENABLE_TRANSPARENCY */	1329	# endif /* ENABLE_TRANSPARENCY */
1408		1330
1409	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)	1331	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1410	static void ShadeXImage(Visual *visual, XImage *srcImage, int shade, const rgba &c);	1332	static void shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c);
1411	# endif	1333	# endif
1412		1334
1413	bool	1335	bool
1414	bgPixmap_t::render ()	1336	rxvt_term::bg_render ()
1415	{	1337	{
1416	unsigned long background_flags = 0;	1338	unsigned long tr_flags = 0;
1417		1339
1418	if (target == NULL)
1419	return false;
1420
1421	invalidate ();	1340	bg_invalidate ();
1422	# ifdef ENABLE_TRANSPARENCY	1341	# ifdef ENABLE_TRANSPARENCY
1423	if (flags & isTransparent)	1342	if (bg_flags & BG_IS_TRANSPARENT)
1424	{	1343	{
1425	/* we need to re-generate transparency pixmap in that case ! */	1344	/* we need to re-generate transparency pixmap in that case ! */
1426	background_flags = make_transparency_pixmap ();	1345	tr_flags = make_transparency_pixmap ();
1427	if (background_flags == 0)	1346	if (tr_flags == 0)
1428	return false;	1347	return false;
1429	else if ((background_flags & transpTransformations) == (flags & transpTransformations))	1348	else if (!(tr_flags & BG_EFFECTS_FLAGS))
1430	flags = flags & ~isInvalid;	1349	bg_flags |= BG_IS_VALID;
1431	}	1350	}
1432	# endif	1351	# endif
1433		1352
1434	# ifdef BG_IMAGE_FROM_FILE	1353	# ifdef BG_IMAGE_FROM_FILE
1435	if (have_image	1354	if ((bg_flags & BG_IS_FROM_FILE)
1436	|| (background_flags & transpTransformations) != (flags & transpTransformations))	1355	|| (tr_flags & BG_EFFECTS_FLAGS))
1437	{	1356	{
1438	if (render_image (background_flags))	1357	if (render_image (tr_flags))
1439	flags = flags & ~isInvalid;	1358	bg_flags |= BG_IS_VALID;
1440	}	1359	}
1441	# endif	1360	# endif
1442		1361
1443	# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)	1362	# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1444	XImage *result = NULL;	1363	XImage *result = NULL;
1445		1364
1446	if (background_flags && (flags & isInvalid))	1365	if (tr_flags && !(bg_flags & BG_IS_VALID))
1447	{	1366	{
1448	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);	1367	result = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
1449	}	1368	}
1450		1369
1451	if (result)	1370	if (result)
1452	{	1371	{
1453	/* our own client-side tinting */	1372	/* our own client-side tinting */
1454	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	1373	if (tr_flags & BG_NEEDS_TINT)
1455	{	1374	{
1456	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1375	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1457	if (flags & tintSet)	1376	if (bg_flags & BG_TINT_SET)
1458	tint.get (c);	1377	tint.get (c);
1459	ShadeXImage (DefaultVisual (target->dpy, target->display->screen), result, shade, c);	1378	shade_ximage (DefaultVisual (dpy, display->screen), result, shade, c);
1460	}	1379	}
1461		1380
1462	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);	1381	GC gc = XCreateGC (dpy, vt, 0UL, NULL);
1463		1382
1464	if (gc)	1383	if (gc)
1465	{	1384	{
1466	XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);	1385	XPutImage (dpy, bg_pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1467		1386
1468	XFreeGC (target->dpy, gc);	1387	XFreeGC (dpy, gc);
1469	flags = flags & ~isInvalid;	1388	bg_flags |= BG_IS_VALID;
1470	}	1389	}
1471		1390
1472	XDestroyImage (result);	1391	XDestroyImage (result);
1473	}	1392	}
1474	# endif	1393	# endif
1475		1394
1476	if (flags & isInvalid)	1395	if (!(bg_flags & BG_IS_VALID))
1477	{	1396	{
1478	if (pixmap != None)	1397	if (bg_pixmap != None)
1479	{	1398	{
1480	XFreePixmap (target->dpy, pixmap);	1399	XFreePixmap (dpy, bg_pixmap);
1481	pixmap = None;	1400	bg_pixmap = None;
1482	}	1401	}
1483	}	1402	}
1484		1403
1485	apply ();	1404	scr_recolour (false);
		1405	bg_flags |= BG_NEEDS_REFRESH;
1486		1406
1487	valid_since = ev::now ();	1407	bg_valid_since = ev::now ();
1488		1408
1489	return true;	1409	return true;
1490	}	1410	}
1491		1411
1492	void	1412	void
1493	bgPixmap_t::set_target (rxvt_term *new_target)	1413	rxvt_term::bg_init ()
1494	{	1414	{
1495	target = new_target;	1415	#ifdef ENABLE_TRANSPARENCY
		1416	shade = 100;
		1417	#endif
1496		1418
1497	flags &= ~(HAS_RENDER | HAS_RENDER_CONV);	1419	bg_flags &= ~(BG_HAS_RENDER | BG_HAS_RENDER_CONV);
1498	#if XRENDER	1420	#if XRENDER
1499	int major, minor;	1421	int major, minor;
1500	if (XRenderQueryVersion (target->dpy, &major, &minor))	1422	if (XRenderQueryVersion (dpy, &major, &minor))
1501	flags |= HAS_RENDER;	1423	bg_flags |= BG_HAS_RENDER;
1502	XFilters *filters = XRenderQueryFilters (target->dpy, target->vt);	1424	XFilters *filters = XRenderQueryFilters (dpy, vt);
1503	if (filters)	1425	if (filters)
1504	{	1426	{
1505	for (int i = 0; i < filters->nfilter; i++)	1427	for (int i = 0; i < filters->nfilter; i++)
1506	if (!strcmp (filters->filter[i], FilterConvolution))	1428	if (!strcmp (filters->filter[i], FilterConvolution))
1507	flags |= HAS_RENDER_CONV;	1429	bg_flags |= BG_HAS_RENDER_CONV;
1508		1430
1509	XFree (filters);	1431	XFree (filters);
1510	}	1432	}
1511	#endif	1433	#endif
1512	}
1513
1514	void
1515	bgPixmap_t::apply ()
1516	{
1517	if (target == NULL)
1518	return;
1519
1520	if (pixmap != None)
1521	{
1522	/* set target's background to pixmap */
1523	# ifdef ENABLE_TRANSPARENCY
1524	if (flags & isTransparent)
1525	{
1526	XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);
1527	XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);
1528
1529	if (target->scrollBar.win)
1530	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);
1531	}
1532	else
1533	# endif
1534	{
1535	/* force old pixmap dereference in case it was transparent before :*/
1536	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1537	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1538	/* do we also need to set scrollbar's background here ? */
1539
1540	if (target->scrollBar.win)
1541	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1542	}
1543	}
1544	else
1545	{
1546	/* set target background to a pixel */
1547	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1548	XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);
1549	/* do we also need to set scrollbar's background here ? */
1550	if (target->scrollBar.win)
1551	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1552	}
1553
1554	/* don't want Expose on the parent or vt. It is better to use
1555	scr_touch or we get a great deal of flicker otherwise: */
1556	XClearWindow (target->dpy, target->parent[0]);
1557
1558	if (target->scrollBar.state && target->scrollBar.win)
1559	{
1560	target->scrollBar.state = STATE_IDLE;
1561	target->scrollBar.show (0);
1562	}
1563
1564	target->want_refresh = 1;
1565	flags |= hasChanged;
1566	}	1434	}
1567		1435
1568	#endif /* HAVE_BG_PIXMAP */	1436	#endif /* HAVE_BG_PIXMAP */
1569		1437
1570	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)	1438	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1571	/* taken from aterm-0.4.2 */	1439	/* taken from aterm-0.4.2 */
1572		1440
1573	static void	1441	static void
1574	ShadeXImage(Visual *visual, XImage *srcImage, int shade, const rgba &c)	1442	shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c)
1575	{	1443	{
1576	int sh_r, sh_g, sh_b;	1444	int sh_r, sh_g, sh_b;
1577	uint32_t mask_r, mask_g, mask_b;	1445	uint32_t mask_r, mask_g, mask_b;
1578	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;	1446	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1579	rgba low;	1447	rgba low;
1580	rgba high;	1448	rgba high;
1581	int i;	1449	int i;
1582	int host_byte_order = byteorder.big_endian () ? MSBFirst : LSBFirst;	1450	int host_byte_order = byteorder::big_endian () ? MSBFirst : LSBFirst;
1583		1451
1584	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return;	1452	if (visual->c_class != TrueColor || ximage->format != ZPixmap) return;
1585		1453
1586	/* for convenience */	1454	/* for convenience */
1587	mask_r = visual->red_mask;	1455	mask_r = visual->red_mask;
1588	mask_g = visual->green_mask;	1456	mask_g = visual->green_mask;
1589	mask_b = visual->blue_mask;	1457	mask_b = visual->blue_mask;
1590		1458
1591	/* boring lookup table pre-initialization */	1459	/* boring lookup table pre-initialization */
1592	switch (srcImage->depth)	1460	switch (ximage->depth)
1593	{	1461	{
1594	case 15:	1462	case 15:
1595	if ((mask_r != 0x7c00) ||	1463	if ((mask_r != 0x7c00) ||
1596	(mask_g != 0x03e0) ||	1464	(mask_g != 0x03e0) ||
1597	(mask_b != 0x001f))	1465	(mask_b != 0x001f))
…		…
1650	/* prepare limits for color transformation (each channel is handled separately) */	1518	/* prepare limits for color transformation (each channel is handled separately) */
1651	if (shade > 100)	1519	if (shade > 100)
1652	{	1520	{
1653	shade = 200 - shade;	1521	shade = 200 - shade;
1654		1522
1655	high.r = (65535 - c.r) * shade / 100;	1523	high.r = c.r * shade / 100;
1656	high.g = (65535 - c.g) * shade / 100;	1524	high.g = c.g * shade / 100;
1657	high.b = (65535 - c.b) * shade / 100;	1525	high.b = c.b * shade / 100;
1658		1526
1659	low.r = 65535 - high.r;	1527	low.r = 65535 * (100 - shade) / 100;
1660	low.g = 65535 - high.g;	1528	low.g = 65535 * (100 - shade) / 100;
1661	low.b = 65535 - high.b;	1529	low.b = 65535 * (100 - shade) / 100;
1662	}	1530	}
1663	else	1531	else
1664	{	1532	{
1665	high.r = c.r * shade / 100;	1533	high.r = c.r * shade / 100;
1666	high.g = c.g * shade / 100;	1534	high.g = c.g * shade / 100;
…		…
1691	tmp += (mask_b>>sh_b) * low.b;	1559	tmp += (mask_b>>sh_b) * low.b;
1692	lookup_b[i] = (tmp/65535)<<sh_b;	1560	lookup_b[i] = (tmp/65535)<<sh_b;
1693	}	1561	}
1694		1562
1695	/* apply table to input image (replacing colors by newly calculated ones) */	1563	/* apply table to input image (replacing colors by newly calculated ones) */
1696	if (srcImage->bits_per_pixel == 32	1564	if (ximage->bits_per_pixel == 32
1697	&& (srcImage->depth == 24 || srcImage->depth == 32)	1565	&& (ximage->depth == 24 || ximage->depth == 32)
1698	&& srcImage->byte_order == host_byte_order)	1566	&& ximage->byte_order == host_byte_order)
1699	{	1567	{
1700	uint32_t *p1, *pf, *p, *pl;	1568	uint32_t *p1, *pf, *p, *pl;
1701	p1 = (uint32_t *) srcImage->data;	1569	p1 = (uint32_t *) ximage->data;
1702	pf = (uint32_t *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);	1570	pf = (uint32_t *) (ximage->data + ximage->height * ximage->bytes_per_line);
1703		1571
1704	while (p1 < pf)	1572	while (p1 < pf)
1705	{	1573	{
1706	p = p1;	1574	p = p1;
1707	pl = p1 + srcImage->width;	1575	pl = p1 + ximage->width;
1708	for (; p < pl; p++)	1576	for (; p < pl; p++)
1709	{	1577	{
1710	*p = lookup_r[(*p & 0xff0000) >> 16] |	1578	*p = lookup_r[(*p & 0xff0000) >> 16] |
1711	lookup_g[(*p & 0x00ff00) >> 8] |	1579	lookup_g[(*p & 0x00ff00) >> 8] |
1712	lookup_b[(*p & 0x0000ff)] |	1580	lookup_b[(*p & 0x0000ff)] |
1713	(*p & 0xff000000);	1581	(*p & 0xff000000);
1714	}	1582	}
1715	p1 = (uint32_t *) ((char *) p1 + srcImage->bytes_per_line);	1583	p1 = (uint32_t *) ((char *) p1 + ximage->bytes_per_line);
1716	}	1584	}
1717	}	1585	}
1718	else	1586	else
1719	{	1587	{
1720	for (int y = 0; y < srcImage->height; y++)	1588	for (int y = 0; y < ximage->height; y++)
1721	for (int x = 0; x < srcImage->width; x++)	1589	for (int x = 0; x < ximage->width; x++)
1722	{	1590	{
1723	unsigned long pixel = XGetPixel (srcImage, x, y);	1591	unsigned long pixel = XGetPixel (ximage, x, y);
1724	pixel = lookup_r[(pixel & mask_r) >> sh_r] |	1592	pixel = lookup_r[(pixel & mask_r) >> sh_r] |
1725	lookup_g[(pixel & mask_g) >> sh_g] |	1593	lookup_g[(pixel & mask_g) >> sh_g] |
1726	lookup_b[(pixel & mask_b) >> sh_b];	1594	lookup_b[(pixel & mask_b) >> sh_b];
1727	XPutPixel (srcImage, x, y, pixel);	1595	XPutPixel (ximage, x, y, pixel);
1728	}	1596	}
1729	}	1597	}
1730		1598
1731	free (lookup);	1599	free (lookup);
1732	}	1600	}

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