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/cvs/rxvt-unicode/src/background.C

Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.33 by root, Tue Nov 4 14:43:15 2008 UTC vs.
Revision 1.81 by sf-exg, Wed Oct 13 23:08:11 2010 UTC

…		…
19	* You should have received a copy of the GNU General Public License	19	* You should have received a copy of the GNU General Public License
20	* along with this program; if not, write to the Free Software	20	* along with this program; if not, write to the Free Software
21	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	21	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
22	*---------------------------------------------------------------------*/	22	*---------------------------------------------------------------------*/
23		23
		24	#include <cmath>
24	#include "../config.h" /* NECESSARY */	25	#include "../config.h" /* NECESSARY */
25	#include "rxvt.h" /* NECESSARY */	26	#include "rxvt.h" /* NECESSARY */
26		27
27	#define DO_TIMING_TEST 0	28	#define DO_TIMING_TEST 0
28		29
29	#if DO_TIMING_TEST	30	#if DO_TIMING_TEST
30	# include <sys/time.h>	31	# include <sys/time.h>
31	#define TIMING_TEST_START(id) \	32	#define TIMING_TEST_START(id) \
32	struct timeval timing_test_##id##_stv;\	33	struct timeval timing_test_##id##_stv; \
33	gettimeofday (&timing_test_##id##_stv, NULL);	34	gettimeofday (&timing_test_##id##_stv, NULL);
34		35
35	#define TIMING_TEST_PRINT_RESULT(id) \	36	#define TIMING_TEST_PRINT_RESULT(id) \
36	do{ struct timeval tv;gettimeofday (&tv, NULL); tv.tv_sec -= (timing_test_##id##_stv).tv_sec;\	37	do { \
		38	struct timeval tv; \
		39	gettimeofday (&tv, NULL); \
		40	tv.tv_sec -= (timing_test_##id##_stv).tv_sec; \
37	fprintf (stderr, "%s: %s: %d: elapsed %ld usec\n", #id, __FILE__, __LINE__,\	41	fprintf (stderr, "%s: %s: %d: elapsed %ld usec\n", #id, __FILE__, __LINE__, \
38	tv.tv_sec * 1000000 + tv.tv_usec - (timing_test_##id##_stv).tv_usec);}while (0)	42	tv.tv_sec * 1000000 + tv.tv_usec - (timing_test_##id##_stv).tv_usec); \
		43	} while (0)
39		44
40	#else	45	#else
41	#define TIMING_TEST_START(id) do{}while (0)	46	#define TIMING_TEST_START(id) do {} while (0)
42	#define TIMING_TEST_PRINT_RESULT(id) do{}while (0)	47	#define TIMING_TEST_PRINT_RESULT(id) do {} while (0)
43	#endif	48	#endif
44		49
45	/*	50	/*
46	* Pixmap geometry string interpretation :	51	* Pixmap geometry string interpretation :
47	* Each geometry string contains zero or one scale/position	52	* Each geometry string contains zero or one scale/position
48	* adjustment and may optionally be followed by a colon and one or more	53	* adjustment and may optionally be followed by a colon and one or more
49	* colon-delimited pixmap operations.	54	* colon-delimited pixmap operations.
50	* The following table shows the valid geometry strings and their	55	* The following table shows the valid geometry strings and their
51	* affects on the background image :	56	* effects on the background image :
52	*	57	*
53	* WxH+X+Y Set scaling to W% by H%, and position to X% by Y%.	58	* WxH+X+Y Set scaling to W% by H%, and position to X% by Y%.
54	* W and H are percentages of the terminal window size.	59	* W and H are percentages of the terminal window size.
55	* X and Y are also percentages; e.g., +50+50 centers	60	* X and Y are also percentages; e.g., +50+50 centers
56	* the image in the window.	61	* the image in the window.
57	* WxH+X Assumes Y == X	62	* WxH+X Assumes Y == X
58	* WxH Assumes Y == X == 50 (centers the image)	63	* WxH Assumes Y == X == 50 (centers the image)
59	* W+X+Y Assumes H == W	64	* W+X+Y Assumes H == W
60	* W+X Assumes H == W and Y == X	65	* W+X Assumes H == W and Y == X
61	* W Assumes H == W and Y == X == 50	66	* W Assumes H == W and Y == X == 50
62	*	67	*
63	* Adjusting position only :	68	* Adjusting position only :
64	* =+X+Y Set position to X% by Y% (absolute).	69	* =+X+Y Set position to X% by Y% (absolute).
65	* =+X Set position to X% by X%.	70	* =+X Set position to X% by X%.
66	* +X+Y Adjust position horizontally X% and vertically Y%	71	* +X+Y Adjust position horizontally X% and vertically Y%
67	* from current position (relative).	72	* from current position (relative).
68	* +X Adjust position horizontally X% and vertically X%	73	* +X Adjust position horizontally X% and vertically X%
69	* from current position.	74	* from current position.
70	*	75	*
71	* Adjusting scale only :	76	* Adjusting scale only :
72	* Wx0 Multiply horizontal scaling factor by W%	77	* Wx0 Multiply horizontal scaling factor by W%
73	* 0xH Multiply vertical scaling factor by H%	78	* 0xH Multiply vertical scaling factor by H%
74	* 0x0 No scaling (show image at normal size).	79	* 0x0 No scaling (show image at normal size).
75	*	80	*
76	* Pixmap Operations : (should be prepended by a colon)	81	* Pixmap Operations : (should be prepended by a colon)
77	* tile Tile image. Scaling/position modifiers above will affect	82	* tile Tile image. Scaling/position modifiers above will affect
78	* the tile size and origin.	83	* the tile size and origin.
79	* propscale When scaling, scale proportionally. That is, maintain the	84	* propscale When scaling, scale proportionally. That is, maintain the
80	* proper aspect ratio for the image. Any portion of the	85	* proper aspect ratio for the image. Any portion of the
81	* background not covered by the image is filled with the	86	* background not covered by the image is filled with the
82	* current background color.	87	* current background color.
83	* hscale Scale horizontally, tile vertically ?	88	* hscale Scale horizontally, tile vertically ?
84	* vscale Tile horizontally, scale vertically ?	89	* vscale Tile horizontally, scale vertically ?
…		…
92	// this is basically redundant as bgPixmap_t is only used in	97	// this is basically redundant as bgPixmap_t is only used in
93	// zero_initialised-derived structs	98	// zero_initialised-derived structs
94	#ifdef HAVE_AFTERIMAGE	99	#ifdef HAVE_AFTERIMAGE
95	original_asim = NULL;	100	original_asim = NULL;
96	#endif	101	#endif
		102	#ifdef HAVE_PIXBUF
		103	pixbuf = NULL;
		104	#endif
97	#ifdef BG_IMAGE_FROM_FILE	105	#ifdef BG_IMAGE_FROM_FILE
		106	have_image = false;
98	h_scale = v_scale = 0;	107	h_scale = v_scale = 0;
99	h_align = v_align = 0;	108	h_align = v_align = 0;
		109	#endif
		110	#ifdef ENABLE_TRANSPARENCY
		111	shade = 100;
100	#endif	112	#endif
101	flags = 0;	113	flags = 0;
102	pixmap = None;	114	pixmap = None;
103	valid_since = invalid_since = 0;	115	valid_since = invalid_since = 0;
104	target = 0;	116	target = 0;
…		…
110	#ifdef HAVE_AFTERIMAGE	122	#ifdef HAVE_AFTERIMAGE
111	if (original_asim)	123	if (original_asim)
112	safe_asimage_destroy (original_asim);	124	safe_asimage_destroy (original_asim);
113	#endif	125	#endif
114		126
		127	#ifdef HAVE_PIXBUF
		128	if (pixbuf)
		129	g_object_unref (pixbuf);
		130	#endif
		131
115	if (pixmap && target)	132	if (pixmap && target)
116	XFreePixmap (target->dpy, pixmap);	133	XFreePixmap (target->dpy, pixmap);
117	}	134	}
118		135
119	bool	136	bool
…		…
123	if (flags & isTransparent)	140	if (flags & isTransparent)
124	return true;	141	return true;
125	# endif	142	# endif
126		143
127	# ifdef BG_IMAGE_FROM_FILE	144	# ifdef BG_IMAGE_FROM_FILE
128	# ifdef HAVE_AFTERIMAGE	145	if (have_image)
129	if (original_asim)
130	# endif
131	{	146	{
132	if (h_scale != 0 || v_scale != 0	147	if (flags & sizeSensitive)
133	|| h_align != 0 || v_align != 0)
134	return true;	148	return true;
135	}	149	}
136	# endif	150	# endif
137		151
138	return false;	152	return false;
139	}	153	}
140		154
141	bool	155	bool
142	bgPixmap_t::window_position_sensitive ()	156	bgPixmap_t::window_position_sensitive ()
143	{	157	{
144	# ifdef ENABLE_TRANSPARENCY	158	# ifdef ENABLE_TRANSPARENCY
145	if (flags & isTransparent)	159	if (flags & isTransparent)
146	return true;	160	return true;
147	# endif	161	# endif
148		162
149	# ifdef BG_IMAGE_FROM_FILE	163	# ifdef BG_IMAGE_FROM_FILE
150	# ifdef HAVE_AFTERIMAGE	164	if (have_image)
151	if (original_asim)
152	# endif
153	{	165	{
154	if (h_align == rootAlign || v_align == rootAlign)	166	if (flags & rootAlign)
155	return true;	167	return true;
156	}	168	}
157	# endif	169	# endif
158		170
159	return false;	171	return false;
…		…
166	return true;	178	return true;
167	# endif	179	# endif
168	# ifdef ENABLE_TRANSPARENCY	180	# ifdef ENABLE_TRANSPARENCY
169	if (flags & isTransparent)	181	if (flags & isTransparent)
170	{	182	{
171	# ifdef HAVE_AFTERIMAGE // can't blur without libAI anyways	183	# ifdef HAVE_AFTERIMAGE
172	if ((flags & blurNeeded) && !(flags & blurServerSide))	184	if ((flags & blurNeeded) && !(flags & blurServerSide))
173	return true;	185	return true;
174	# endif	186	# endif
175	if ((flags & tintNeeded) && !(flags & tintServerSide))	187	if ((flags & tintNeeded) && !(flags & tintServerSide))
176	return true;	188	return true;
…		…
199	static inline bool	211	static inline bool
200	check_set_align_value (int geom_flags, int flag, int &align, int new_value)	212	check_set_align_value (int geom_flags, int flag, int &align, int new_value)
201	{	213	{
202	if (geom_flags & flag)	214	if (geom_flags & flag)
203	{	215	{
204	if (new_value != bgPixmap_t::rootAlign)
205	{
206	if (new_value < -100)	216	if (new_value < -100)
207	new_value = -100;	217	new_value = -100;
208	else if (new_value > 200)	218	else if (new_value > 200)
209	new_value = 200;	219	new_value = 200;
210	}
211	if (new_value != align)	220	if (new_value != align)
212	{	221	{
213	align = new_value;	222	align = new_value;
214	return true;	223	return true;
215	}	224	}
…		…
219		228
220	static inline int	229	static inline int
221	make_align_position (int align, int window_size, int image_size)	230	make_align_position (int align, int window_size, int image_size)
222	{	231	{
223	int diff = window_size - image_size;	232	int diff = window_size - image_size;
224	int smaller = MIN (image_size,window_size);	233	int smaller = min (image_size, window_size);
225		234
226	if (align >= 0 && align <= 50)	235	if (align >= 0 && align <= 100)
227	return diff * align / 100;	236	return diff * align / 100;
228	else if (align > 50 && align <= 100)
229	return window_size - image_size - diff * (100 - align) / 100;
230	else if (align > 100 && align <= 200 )	237	else if (align > 100 && align <= 200 )
231	return ((align - 100) * smaller / 100) + window_size - smaller;	238	return ((align - 100) * smaller / 100) + window_size - smaller;
232	else if (align > -100 && align < 0)	239	else if (align >= -100 && align < 0)
233	return ((align + 100) * smaller / 100) - image_size;	240	return ((align + 100) * smaller / 100) - image_size;
234	return 0;	241	return 0;
235	}	242	}
236		243
237	static inline int	244	static inline int
238	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)	245	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)
239	{	246	{
240	int src_pos = 0;	247	int src_pos = 0;
241	dst_pos = 0;	248	dst_pos = pos;
242	dst_size = size;	249	dst_size = size;
243	if (pos < 0 && size > target_size)	250	if (pos < 0)
244	{	251	{
245	src_pos = -pos;	252	src_pos = -pos;
		253	dst_pos = 0;
246	dst_size += pos;	254	dst_size += pos;
247	}	255	}
248	else if (pos > 0)
249	dst_pos = pos;
250		256
251	if (dst_pos + dst_size > target_size)	257	if (dst_pos + dst_size > target_size)
252	dst_size = target_size - dst_pos;	258	dst_size = target_size - dst_pos;
253	return src_pos;	259	return src_pos;
254	}	260	}
…		…
259	int geom_flags = 0, changed = 0;	265	int geom_flags = 0, changed = 0;
260	int x = 0, y = 0;	266	int x = 0, y = 0;
261	unsigned int w = 0, h = 0;	267	unsigned int w = 0, h = 0;
262	unsigned int n;	268	unsigned int n;
263	unsigned long new_flags = (flags & (~geometryFlags));	269	unsigned long new_flags = (flags & (~geometryFlags));
264	char *p;	270	const char *p;
265	# define MAXLEN_GEOM 256 /* could be longer than regular geometry string */	271	# define MAXLEN_GEOM 256 /* could be longer than regular geometry string */
266		272
267	if (geom == NULL)	273	if (geom == NULL)
268	return false;	274	return false;
269		275
…		…
379	w = h = noScale;	385	w = h = noScale;
380	geom_flags |= WidthValue|HeightValue;	386	geom_flags |= WidthValue|HeightValue;
381	}	387	}
382	else if (CHECK_GEOM_OPS ("propscale"))	388	else if (CHECK_GEOM_OPS ("propscale"))
383	{	389	{
384	if (w == 0 && h == 0)
385	{
386	w = windowScale;
387	geom_flags |= WidthValue;
388	}
389	new_flags |= propScale;	390	new_flags |= propScale;
390	}	391	}
391	else if (CHECK_GEOM_OPS ("hscale"))	392	else if (CHECK_GEOM_OPS ("hscale"))
392	{	393	{
393	if (w == 0) w = windowScale;	394	if (w == 0) w = windowScale;
…		…
415	x = y = centerAlign;	416	x = y = centerAlign;
416	geom_flags |= WidthValue|HeightValue|XValue|YValue;	417	geom_flags |= WidthValue|HeightValue|XValue|YValue;
417	}	418	}
418	else if (CHECK_GEOM_OPS ("root"))	419	else if (CHECK_GEOM_OPS ("root"))
419	{	420	{
		421	new_flags |= rootAlign;
420	w = h = noScale;	422	w = h = noScale;
421	x = y = rootAlign;
422	geom_flags |= WidthValue|HeightValue|XValue|YValue;	423	geom_flags |= WidthValue|HeightValue;
423	}	424	}
424	# undef CHECK_GEOM_OPS	425	# undef CHECK_GEOM_OPS
425		426
426	while (*ops != ':' && *ops != '\0') ++ops;	427	while (*ops != ':' && *ops != '\0') ++ops;
427	} /* done parsing ops */	428	} /* done parsing ops */
…		…
437	{	438	{
438	flags = new_flags;	439	flags = new_flags;
439	changed++;	440	changed++;
440	}	441	}
441		442
442	//fprintf (stderr, "flags = %lX, scale = %ux%u, align=%+d%+d\n",	443	//fprintf (stderr, "flags = %lX, scale = %ux%u, align=%+d%+d\n",
443	// flags, h_scale, v_scale, h_align, v_align);	444	// flags, h_scale, v_scale, h_align, v_align);
444	return (changed > 0);	445	return (changed > 0);
		446	}
		447
		448	void
		449	bgPixmap_t::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
		450	{
		451	int target_width = target->szHint.width;
		452	int target_height = target->szHint.height;
		453
		454	if (flags & propScale)
		455	{
		456	float scale = (float)target_width / image_width;
		457	min_it (scale, (float)target_height / image_height);
		458	w = image_width * scale + 0.5;
		459	h = image_height * scale + 0.5;
		460	}
		461	else
		462	{
		463	w = h_scale * target_width / 100;
		464	h = v_scale * target_height / 100;
		465	}
		466
		467	if (!w) w = image_width;
		468	if (!h) h = image_height;
		469
		470	if (flags & rootAlign)
		471	{
		472	target->get_window_origin (x, y);
		473	x = -x;
		474	y = -y;
		475	}
		476	else
		477	{
		478	x = make_align_position (h_align, target_width, w);
		479	y = make_align_position (v_align, target_height, h);
		480	}
		481
		482	flags &= ~sizeSensitive;
		483	if (h_scale != 0 || v_scale != 0
		484	|| h_align != 0 || v_align != 0
		485	|| w > target_width || h > target_height)
		486	flags |= sizeSensitive;
445	}	487	}
446		488
447	# ifdef HAVE_AFTERIMAGE	489	# ifdef HAVE_AFTERIMAGE
448	bool	490	bool
449	bgPixmap_t::render_asim (ASImage *background, ARGB32 background_tint)	491	bgPixmap_t::render_image (unsigned long background_flags)
450	{	492	{
451	if (target == NULL)	493	if (target == NULL)
452	return false;	494	return false;
453		495
454	target->init_asv ();	496	target->init_asv ();
		497
		498	ASImage *background = NULL;
		499	ARGB32 background_tint = TINT_LEAVE_SAME;
		500
		501	# ifdef ENABLE_TRANSPARENCY
		502	if (background_flags)
		503	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);
		504
		505	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
		506	{
		507	ShadingInfo as_shade;
		508	as_shade.shading = shade;
		509
		510	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
		511	if (flags & tintSet)
		512	tint.get (c);
		513	as_shade.tintColor.red = c.r;
		514	as_shade.tintColor.green = c.g;
		515	as_shade.tintColor.blue = c.b;
		516
		517	background_tint = shading2tint32 (&as_shade);
		518	}
		519
		520	if (!(background_flags & transpPmapBlurred) && (flags & blurNeeded) && background != NULL)
		521	{
		522	ASImage *tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
		523	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,
		524	100, ASIMAGE_QUALITY_DEFAULT);
		525	if (tmp)
		526	{
		527	destroy_asimage (&background);
		528	background = tmp;
		529	}
		530	}
		531	# endif
455		532
456	ASImage *result = 0;	533	ASImage *result = 0;
457		534
458	int target_width = target->szHint.width;	535	int target_width = target->szHint.width;
459	int target_height = target->szHint.height;	536	int target_height = target->szHint.height;
460	int new_pmap_width = target_width;	537	int new_pmap_width = target_width;
461	int new_pmap_height = target_height;	538	int new_pmap_height = target_height;
462		539
463	int x = 0;	540	int x = 0;
464	int y = 0;	541	int y = 0;
465	int w = h_scale * target_width / 100;	542	int w = 0;
466	int h = v_scale * target_height / 100;	543	int h = 0;
467		544
468	TIMING_TEST_START (asim);	545	TIMING_TEST_START (asim);
469		546
470	if (original_asim)	547	if (original_asim)
471	{	548	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
472	if (h_align == rootAlign || v_align == rootAlign)
473	{
474	target->get_window_origin(x, y);
475	x = -x;
476	y = -y;
477	}
478
479	if (h_align != rootAlign)
480	x = make_align_position (h_align, target_width, w > 0 ? w : (int)original_asim->width);
481
482	if (v_align != rootAlign)
483	y = make_align_position (v_align, target_height, h > 0 ? h : (int)original_asim->height);
484	}
485		549
486	if (!original_asim	550	if (!original_asim
		551	|| (!(flags & rootAlign)
487	|| x >= target_width	552	&& (x >= target_width
488	|| y >= target_height	553	|| y >= target_height
489	|| (w > 0 && x + w <= 0)	554	|| (x + w <= 0)
490	|| (h > 0 && y + h <= 0))	555	|| (y + h <= 0))))
491	{	556	{
492	if (background)	557	if (background)
493	{	558	{
494	new_pmap_width = background->width;	559	new_pmap_width = background->width;
495	new_pmap_height = background->height;	560	new_pmap_height = background->height;
496	result = background;	561	result = background;
497		562
498	if (background_tint != TINT_LEAVE_SAME)	563	if (background_tint != TINT_LEAVE_SAME)
499	{	564	{
500	ASImage* tmp = tile_asimage (target->asv, background, 0, 0,	565	ASImage *tmp = tile_asimage (target->asv, background, 0, 0,
501	target_width, target_height, background_tint,	566	target_width, target_height, background_tint,
502	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);	567	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
503	if (tmp)	568	if (tmp)
504	result = tmp;	569	result = tmp;
505	}	570	}
…		…
509	}	574	}
510	else	575	else
511	{	576	{
512	result = original_asim;	577	result = original_asim;
513		578
514	if ((w > 0 && w != original_asim->width)	579	if ((w != original_asim->width)
515	|| (h > 0 && h != original_asim->height))	580	|| (h != original_asim->height))
516	{	581	{
517	result = scale_asimage (target->asv, original_asim,	582	result = scale_asimage (target->asv, original_asim,
518	w > 0 ? w : original_asim->width,	583	w, h,
519	h > 0 ? h : original_asim->height,
520	background ? ASA_ASImage : ASA_XImage,	584	background ? ASA_ASImage : ASA_XImage,
521	100, ASIMAGE_QUALITY_DEFAULT);	585	100, ASIMAGE_QUALITY_DEFAULT);
522	}	586	}
523		587
524	if (background == NULL)	588	if (background == NULL)
525	{	589	{
526	/* if tiling - pixmap has to be sized exactly as the image,
527	but there is no need to make it bigger than the window! */
528	if (h_scale == 0)
529	new_pmap_width = min (result->width, target_width);
530	if (v_scale == 0)
531	new_pmap_height = min (result->height, target_height);
532	/* we also need to tile our image in one or both directions */
533	if (h_scale == 0 || v_scale == 0)	590	if (h_scale == 0 || v_scale == 0)
534	{	591	{
		592	/* if tiling - pixmap has to be sized exactly as the image,
		593	but there is no need to make it bigger than the window! */
		594	new_pmap_width = min (result->width, target_width);
		595	new_pmap_height = min (result->height, target_height);
		596
		597	/* we also need to tile our image in both directions */
535	ASImage *tmp = tile_asimage (target->asv, result,	598	ASImage *tmp = tile_asimage (target->asv, result,
536	(h_scale > 0) ? 0 : (int)result->width - x,	599	(int)result->width - x,
537	(v_scale > 0) ? 0 : (int)result->height - y,	600	(int)result->height - y,
538	new_pmap_width,	601	new_pmap_width,
539	new_pmap_height,	602	new_pmap_height,
540	TINT_LEAVE_SAME, ASA_XImage,	603	TINT_LEAVE_SAME, ASA_XImage,
541	100, ASIMAGE_QUALITY_DEFAULT);	604	100, ASIMAGE_QUALITY_DEFAULT);
542	if (tmp)	605	if (tmp)
543	{	606	{
…		…
550	}	613	}
551	else	614	else
552	{	615	{
553	/* if blending background and image - pixmap has to be sized same as target window */	616	/* if blending background and image - pixmap has to be sized same as target window */
554	ASImageLayer *layers = create_image_layers (2);	617	ASImageLayer *layers = create_image_layers (2);
555	ASImage *merged_im = NULL;
556		618
557	layers[0].im = background;	619	layers[0].im = background;
558	layers[0].clip_width = target_width;	620	layers[0].clip_width = target_width;
559	layers[0].clip_height = target_height;	621	layers[0].clip_height = target_height;
560	layers[0].tint = background_tint;	622	layers[0].tint = background_tint;
561	layers[1].im = result;	623	layers[1].im = result;
562		624
563	if (w <= 0)	625	if (h_scale == 0 || v_scale == 0)
564	{	626	{
565	/* tile horizontally */	627	/* tile horizontally */
566	while (x > 0) x -= (int)result->width;	628	while (x > 0) x -= (int)result->width;
567	layers[1].dst_x = x;	629	layers[1].dst_x = x;
568	layers[1].clip_width = result->width+target_width;	630	layers[1].clip_width = result->width+target_width;
…		…
572	/* clip horizontally */	634	/* clip horizontally */
573	layers[1].dst_x = x;	635	layers[1].dst_x = x;
574	layers[1].clip_width = result->width;	636	layers[1].clip_width = result->width;
575	}	637	}
576		638
577	if (h <= 0)	639	if (h_scale == 0 || v_scale == 0)
578	{	640	{
579	while (y > 0) y -= (int)result->height;	641	while (y > 0) y -= (int)result->height;
580	layers[1].dst_y = y;	642	layers[1].dst_y = y;
581	layers[1].clip_height = result->height + target_height;	643	layers[1].clip_height = result->height + target_height;
582	}	644	}
…		…
607	free (layers);	669	free (layers);
608	}	670	}
609	}	671	}
610	TIMING_TEST_PRINT_RESULT (asim);	672	TIMING_TEST_PRINT_RESULT (asim);
611		673
612	if (pixmap)	674	bool ret = false;
613	{
614	if (result == NULL
615	|| pmap_width != new_pmap_width
616	|| pmap_height != new_pmap_height
617	|| pmap_depth != target->depth)
618	{
619	XFreePixmap (target->dpy, pixmap);
620	pixmap = None;
621	}
622	}
623		675
624	if (result)	676	if (result)
625	{	677	{
626	XGCValues gcv;	678	XGCValues gcv;
627	GC gc;	679	GC gc;
		680
		681	if (pixmap)
		682	{
		683	if (pmap_width != new_pmap_width
		684	|| pmap_height != new_pmap_height
		685	|| pmap_depth != target->depth)
		686	{
		687	XFreePixmap (target->dpy, pixmap);
		688	pixmap = None;
		689	}
		690	}
628		691
629	/* create Pixmap */	692	/* create Pixmap */
630	if (pixmap == None)	693	if (pixmap == None)
631	{	694	{
632	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);	695	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);
633	pmap_width = new_pmap_width;	696	pmap_width = new_pmap_width;
634	pmap_height = new_pmap_height;	697	pmap_height = new_pmap_height;
635	pmap_depth = target->depth;	698	pmap_depth = target->depth;
636	}	699	}
637	/* fill with background color ( if result's not completely overlapping it)*/	700	/* fill with background color (if result's not completely overlapping it) */
638	gcv.foreground = target->pix_colors[Color_bg];	701	gcv.foreground = target->pix_colors[Color_bg];
639	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);	702	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
640		703
641	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;	704	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
642	int dst_width = result->width, dst_height = result->height;	705	int dst_width = result->width, dst_height = result->height;
643	if (background == NULL)	706	if (background == NULL)
644	{	707	{
		708	if (!(h_scale == 0 || v_scale == 0))
		709	{
645	if (h_scale > 0) src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );	710	src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );
646	if (v_scale > 0) src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);	711	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
		712	}
647		713
648	if (dst_x > 0 || dst_y > 0	714	if (dst_x > 0 || dst_y > 0
649	|| dst_x + dst_width < new_pmap_width	715	|| dst_x + dst_width < new_pmap_width
650	|| dst_y + dst_height < new_pmap_height)	716	|| dst_y + dst_height < new_pmap_height)
651	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	717	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
…		…
658	if (result != background && result != original_asim)	724	if (result != background && result != original_asim)
659	destroy_asimage (&result);	725	destroy_asimage (&result);
660		726
661	XFreeGC (target->dpy, gc);	727	XFreeGC (target->dpy, gc);
662	TIMING_TEST_PRINT_RESULT (asim);	728	TIMING_TEST_PRINT_RESULT (asim);
663	}
664		729
		730	ret = true;
		731	}
		732
		733	if (background)
		734	destroy_asimage (&background);
		735
665	return true;	736	return ret;
666	}	737	}
667	# endif /* HAVE_AFTERIMAGE */	738	# endif /* HAVE_AFTERIMAGE */
		739
		740	# ifdef HAVE_PIXBUF
		741	bool
		742	bgPixmap_t::render_image (unsigned long background_flags)
		743	{
		744	if (target == NULL)
		745	return false;
		746
		747	if (!pixbuf)
		748	return false;
		749
		750	#if !XFT
		751	if (background_flags)
		752	return false;
		753	#endif
		754
		755	GdkPixbuf *result;
		756
		757	int image_width = gdk_pixbuf_get_width (pixbuf);
		758	int image_height = gdk_pixbuf_get_height (pixbuf);
		759
		760	int target_width = target->szHint.width;
		761	int target_height = target->szHint.height;
		762	int new_pmap_width = target_width;
		763	int new_pmap_height = target_height;
		764
		765	int x = 0;
		766	int y = 0;
		767	int w = 0;
		768	int h = 0;
		769
		770	get_image_geometry (image_width, image_height, w, h, x, y);
		771
		772	if (!(flags & rootAlign)
		773	&& (x >= target_width
		774	|| y >= target_height
		775	|| (x + w <= 0)
		776	|| (y + h <= 0)))
		777	return false;
		778
		779	result = pixbuf;
		780
		781	if ((w != image_width)
		782	|| (h != image_height))
		783	{
		784	result = gdk_pixbuf_scale_simple (pixbuf,
		785	w, h,
		786	GDK_INTERP_BILINEAR);
		787	}
		788
		789	bool ret = false;
		790
		791	if (result)
		792	{
		793	XGCValues gcv;
		794	GC gc;
		795	Pixmap root_pmap;
		796
		797	image_width = gdk_pixbuf_get_width (result);
		798	image_height = gdk_pixbuf_get_height (result);
		799
		800	if (background_flags)
		801	{
		802	root_pmap = pixmap;
		803	pixmap = None;
		804	}
		805	else
		806	{
		807	if (h_scale == 0 || v_scale == 0)
		808	{
		809	new_pmap_width = min (image_width, target_width);
		810	new_pmap_height = min (image_height, target_height);
		811	}
		812	}
		813
		814	if (pixmap)
		815	{
		816	if (pmap_width != new_pmap_width
		817	|| pmap_height != new_pmap_height
		818	|| pmap_depth != target->depth)
		819	{
		820	XFreePixmap (target->dpy, pixmap);
		821	pixmap = None;
		822	}
		823	}
		824
		825	if (pixmap == None)
		826	{
		827	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);
		828	pmap_width = new_pmap_width;
		829	pmap_height = new_pmap_height;
		830	pmap_depth = target->depth;
		831	}
		832
		833	gcv.foreground = target->pix_colors[Color_bg];
		834	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
		835
		836	if (h_scale == 0 || v_scale == 0)
		837	{
		838	Pixmap tile = XCreatePixmap (target->dpy, target->vt, image_width, image_height, target->depth);
		839	gdk_pixbuf_xlib_render_to_drawable (result, tile, gc,
		840	0, 0,
		841	0, 0,
		842	image_width, image_height,
		843	XLIB_RGB_DITHER_NONE,
		844	0, 0);
		845
		846	gcv.tile = tile;
		847	gcv.fill_style = FillTiled;
		848	gcv.ts_x_origin = x;
		849	gcv.ts_y_origin = y;
		850	XChangeGC (target->dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
		851
		852	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
		853	XFreePixmap (target->dpy, tile);
		854	}
		855	else
		856	{
		857	int src_x, src_y, dst_x, dst_y;
		858	int dst_width, dst_height;
		859
		860	src_x = make_clip_rectangle (x, image_width , new_pmap_width , dst_x, dst_width );
		861	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);
		862
		863	if (dst_x > 0 || dst_y > 0
		864	|| dst_x + dst_width < new_pmap_width
		865	|| dst_y + dst_height < new_pmap_height)
		866	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
		867
		868	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
		869	gdk_pixbuf_xlib_render_to_drawable (result, pixmap, gc,
		870	src_x, src_y,
		871	dst_x, dst_y,
		872	dst_width, dst_height,
		873	XLIB_RGB_DITHER_NONE,
		874	0, 0);
		875	}
		876
		877	#if XFT
		878	if (background_flags)
		879	{
		880	Display *dpy = target->dpy;
		881	XRenderPictureAttributes pa;
		882
		883	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, target->display->screen));
		884	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);
		885
		886	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);
		887	Picture dst = XRenderCreatePicture (dpy, pixmap, dst_format, 0, &pa);
		888
		889	pa.repeat = True;
		890	Pixmap mask_pmap = XCreatePixmap (dpy, target->vt, 1, 1, 8);
		891	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
		892	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
		893	XFreePixmap (dpy, mask_pmap);
		894
		895	if (src && dst && mask)
		896	{
		897	XRenderColor mask_c;
		898
		899	mask_c.alpha = 0x8000;
		900	mask_c.red = 0;
		901	mask_c.green = 0;
		902	mask_c.blue = 0;
		903	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
		904	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
		905	}
		906
		907	XRenderFreePicture (dpy, src);
		908	XRenderFreePicture (dpy, dst);
		909	XRenderFreePicture (dpy, mask);
		910
		911	XFreePixmap (dpy, root_pmap);
		912	}
		913	#endif
		914
		915	if (result != pixbuf)
		916	g_object_unref (result);
		917
		918	XFreeGC (target->dpy, gc);
		919
		920	ret = true;
		921	}
		922
		923	return ret;
		924	}
		925	# endif /* HAVE_PIXBUF */
668		926
669	bool	927	bool
670	bgPixmap_t::set_file (const char *file)	928	bgPixmap_t::set_file (const char *file)
671	{	929	{
672	assert (file);	930	assert (file);
673		931
674	if (*file)	932	if (*file)
675	{	933	{
		934	if (const char *p = strchr (file, ';'))
		935	{
		936	size_t len = p - file;
		937	char *f = rxvt_temp_buf<char> (len + 1);
		938	memcpy (f, file, len);
		939	f[len] = '\0';
		940	file = f;
		941	}
		942
676	# ifdef HAVE_AFTERIMAGE	943	# ifdef HAVE_AFTERIMAGE
677	if (!target->asimman)	944	if (!target->asimman)
678	target->asimman = create_generic_imageman (target->rs[Rs_path]);	945	target->asimman = create_generic_imageman (target->rs[Rs_path]);
679
680	if (char *f = strchr (file, ';'))
681	{
682	size_t len = f - file;
683	f = (char *)malloc (len + 1);
684	memcpy (f, file, len);
685	f[len] = '\0';
686	original_asim = get_asimage (target->asimman, f, 0xFFFFFFFF, 100);
687	free (f);
688	}
689	else
690	original_asim = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);	946	original_asim = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);
		947	if (original_asim)
		948	have_image = true;
		949	return have_image;
		950	# endif
691		951
692	return original_asim;	952	# ifdef HAVE_PIXBUF
		953	pixbuf = gdk_pixbuf_new_from_file (file, NULL);
		954	if (pixbuf)
		955	have_image = true;
		956	return have_image;
693	# endif	957	# endif
694	}	958	}
695		959
696	return false;	960	return false;
697	}	961	}
…		…
717	int changed = 0;	981	int changed = 0;
718	unsigned int hr, vr;	982	unsigned int hr, vr;
719	int junk;	983	int junk;
720	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);	984	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
721		985
722	if (!(geom_flags&WidthValue))	986	if (!(geom_flags & WidthValue))
723	hr = 1;	987	hr = 1;
724	if (!(geom_flags&HeightValue))	988	if (!(geom_flags & HeightValue))
725	vr = hr;	989	vr = hr;
		990
		991	min_it (hr, 128);
		992	min_it (vr, 128);
726		993
727	if (h_blurRadius != hr)	994	if (h_blurRadius != hr)
728	{	995	{
729	++changed;	996	++changed;
730	h_blurRadius = hr;	997	h_blurRadius = hr;
…		…
739	if (v_blurRadius == 0 && h_blurRadius == 0)	1006	if (v_blurRadius == 0 && h_blurRadius == 0)
740	flags &= ~blurNeeded;	1007	flags &= ~blurNeeded;
741	else	1008	else
742	flags |= blurNeeded;	1009	flags |= blurNeeded;
743		1010
		1011	#if XFT
		1012	XFilters *filters = XRenderQueryFilters (target->dpy, target->display->root);
		1013	if (filters)
		1014	{
		1015	for (int i = 0; i < filters->nfilter; i++)
		1016	if (!strcmp (filters->filter[i], FilterConvolution))
		1017	flags |= bgPixmap_t::blurServerSide;
		1018
		1019	XFree (filters);
		1020	}
		1021	#endif
		1022
744	return (changed>0);	1023	return (changed > 0);
745	}	1024	}
746		1025
747	static inline unsigned long	1026	static inline unsigned long
748	compute_tint_shade_flags (rxvt_color *tint, int shade)	1027	compute_tint_shade_flags (rxvt_color *tint, int shade)
749	{	1028	{
750	unsigned long flags = 0;	1029	unsigned long flags = 0;
751	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1030	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
752	bool has_shade = (shade > 0 && shade < 100) || (shade > 100 && shade < 200);	1031	bool has_shade = shade != 100;
753		1032
754	if (tint)	1033	if (tint)
755	{	1034	{
756	tint->get (c);	1035	tint->get (c);
757	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)	1036	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)
…		…
766	flags |= bgPixmap_t::tintNeeded;	1045	flags |= bgPixmap_t::tintNeeded;
767	else if (tint)	1046	else if (tint)
768	{	1047	{
769	if ((c.r > 0x000700 || c.g > 0x000700 || c.b > 0x000700)	1048	if ((c.r > 0x000700 || c.g > 0x000700 || c.b > 0x000700)
770	&& (c.r < 0x00f700 || c.g < 0x00f700 || c.b < 0x00f700))	1049	&& (c.r < 0x00f700 || c.g < 0x00f700 || c.b < 0x00f700))
771	{	1050	{
772	flags |= bgPixmap_t::tintNeeded;	1051	flags |= bgPixmap_t::tintNeeded;
773	}	1052	}
774	}	1053	}
775		1054
776	if (flags & bgPixmap_t::tintNeeded)	1055	if (flags & bgPixmap_t::tintNeeded)
777	{	1056	{
778	if (flags & bgPixmap_t::tintWholesome)	1057	if (flags & bgPixmap_t::tintWholesome)
…		…
789	}	1068	}
790		1069
791	bool	1070	bool
792	bgPixmap_t::set_tint (rxvt_color &new_tint)	1071	bgPixmap_t::set_tint (rxvt_color &new_tint)
793	{	1072	{
794	if (tint != new_tint)	1073	if (!(flags & tintSet) || tint != new_tint)
795	{	1074	{
796	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);	1075	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);
797	tint = new_tint;	1076	tint = new_tint;
798	flags = (flags & ~tintFlags) | new_flags | tintSet;	1077	flags = (flags & ~tintFlags) | new_flags | tintSet;
799	return true;	1078	return true;
…		…
807	{	1086	{
808	unsigned long new_flags = compute_tint_shade_flags (NULL, shade);	1087	unsigned long new_flags = compute_tint_shade_flags (NULL, shade);
809		1088
810	if (new_flags != (flags & tintFlags))	1089	if (new_flags != (flags & tintFlags))
811	{	1090	{
812	flags = (flags&~tintFlags)|new_flags;	1091	flags = (flags & ~tintFlags) | new_flags;
813	return true;	1092	return true;
814	}	1093	}
815		1094
816	return false;	1095	return false;
817	}	1096	}
818		1097
819	bool	1098	bool
820	bgPixmap_t::set_shade (const char *shade_str)	1099	bgPixmap_t::set_shade (const char *shade_str)
821	{	1100	{
822	int new_shade = (shade_str) ? atoi (shade_str) : 0;	1101	int new_shade = (shade_str) ? atoi (shade_str) : 100;
823		1102
824	if (new_shade < 0 && new_shade > -100)	1103	clamp_it (new_shade, -100, 200);
		1104	if (new_shade < 0)
825	new_shade = 200 - (100 + new_shade);	1105	new_shade = 200 - (100 + new_shade);
826	else if (new_shade == 100)
827	new_shade = 0;
828		1106
829	if (new_shade != shade)	1107	if (new_shade != shade)
830	{	1108	{
831	unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);	1109	unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);
832	shade = new_shade;	1110	shade = new_shade;
833	flags = (flags & (~tintFlags | tintSet)) | new_flags;	1111	flags = (flags & (~tintFlags | tintSet)) | new_flags;
834	return true;	1112	return true;
835	}	1113	}
836		1114
837	return false;	1115	return false;
		1116	}
		1117
		1118	static void
		1119	get_gaussian_kernel (int radius, int width, double *kernel, XFixed *params)
		1120	{
		1121	double sigma = radius / 2.0;
		1122	double scale = sqrt (2.0 * M_PI) * sigma;
		1123	double sum = 0.0;
		1124
		1125	for (int i = 0; i < width; i++)
		1126	{
		1127	double x = i - width / 2;
		1128	kernel[i] = exp (-(x * x) / (2.0 * sigma * sigma)) / scale;
		1129	sum += kernel[i];
		1130	}
		1131
		1132	params[0] = XDoubleToFixed (width);
		1133	params[1] = XDoubleToFixed (1);
		1134
		1135	for (int i = 0; i < width; i++)
		1136	params[i+2] = XDoubleToFixed (kernel[i] / sum);
		1137	}
		1138
		1139	bool
		1140	bgPixmap_t::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
		1141	{
		1142	bool ret = false;
		1143	#if XFT
		1144	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
		1145	double *kernel = (double *)malloc (size * sizeof (double));
		1146	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
		1147
		1148	Display *dpy = target->dpy;
		1149	XRenderPictureAttributes pa;
		1150	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, target->visual);
		1151
		1152	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1153	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1154
		1155	if (kernel && params && src && dst)
		1156	{
		1157	if (h_blurRadius)
		1158	{
		1159	size = h_blurRadius * 2 + 1;
		1160	get_gaussian_kernel (h_blurRadius, size, kernel, params);
		1161
		1162	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
		1163	XRenderComposite (dpy,
		1164	PictOpSrc,
		1165	src,
		1166	None,
		1167	dst,
		1168	0, 0,
		1169	0, 0,
		1170	0, 0,
		1171	width, height);
		1172	}
		1173
		1174	if (v_blurRadius)
		1175	{
		1176	size = v_blurRadius * 2 + 1;
		1177	get_gaussian_kernel (v_blurRadius, size, kernel, params);
		1178	swap (params[0], params[1]);
		1179
		1180	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
		1181	XRenderComposite (dpy,
		1182	PictOpSrc,
		1183	src,
		1184	None,
		1185	dst,
		1186	0, 0,
		1187	0, 0,
		1188	0, 0,
		1189	width, height);
		1190	}
		1191
		1192	ret = true;
		1193	}
		1194
		1195	free (kernel);
		1196	free (params);
		1197	XRenderFreePicture (dpy, src);
		1198	XRenderFreePicture (dpy, dst);
		1199	#endif
		1200	return ret;
		1201	}
		1202
		1203	bool
		1204	bgPixmap_t::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
		1205	{
		1206	Display *dpy = target->dpy;
		1207	bool ret = false;
		1208
		1209	if (flags & tintWholesome)
		1210	{
		1211	XGCValues gcv;
		1212	GC gc;
		1213
		1214	/* In this case we can tint image server-side getting significant
		1215	* performance improvements, as we eliminate XImage transfer
		1216	*/
		1217	gcv.foreground = Pixel (tint);
		1218	gcv.function = GXand;
		1219	gcv.fill_style = FillSolid;
		1220	gc = XCreateGC (dpy, pixmap, GCFillStyle | GCForeground | GCFunction, &gcv);
		1221	if (gc)
		1222	{
		1223	XFillRectangle (dpy, pixmap, gc, 0, 0, width, height);
		1224	ret = true;
		1225	XFreeGC (dpy, gc);
		1226	}
		1227	}
		1228	else
		1229	{
		1230	# if XFT
		1231	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
		1232
		1233	if (flags & tintSet)
		1234	tint.get (c);
		1235
		1236	if (shade <= 100)
		1237	{
		1238	c.r = (c.r * shade) / 100;
		1239	c.g = (c.g * shade) / 100;
		1240	c.b = (c.b * shade) / 100;
		1241	}
		1242	else
		1243	{
		1244	c.r = ((0xffff - c.r) * (200 - shade)) / 100;
		1245	c.g = ((0xffff - c.g) * (200 - shade)) / 100;
		1246	c.b = ((0xffff - c.b) * (200 - shade)) / 100;
		1247	}
		1248
		1249	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
		1250	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		1251	XRenderPictureAttributes pa;
		1252
		1253	Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1254
		1255	pa.repeat = True;
		1256
		1257	Pixmap overlay_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
		1258	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
		1259	XFreePixmap (dpy, overlay_pmap);
		1260
		1261	pa.component_alpha = True;
		1262	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
		1263	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
		1264	XFreePixmap (dpy, mask_pmap);
		1265
		1266	if (mask_pic && overlay_pic && back_pic)
		1267	{
		1268	XRenderColor mask_c;
		1269
		1270	memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof (mask_c));
		1271	mask_c.alpha = 0xffff;
		1272	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
		1273
		1274	mask_c.alpha = 0;
		1275	mask_c.red = 0xffff - c.r;
		1276	mask_c.green = 0xffff - c.g;
		1277	mask_c.blue = 0xffff - c.b;
		1278	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
		1279	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1280	ret = true;
		1281	}
		1282
		1283	XRenderFreePicture (dpy, mask_pic);
		1284	XRenderFreePicture (dpy, overlay_pic);
		1285	XRenderFreePicture (dpy, back_pic);
		1286	# if DO_TIMING_TEST
		1287	XSync (dpy, False);
		1288	# endif
		1289	# endif
		1290	}
		1291
		1292	return ret;
838	}	1293	}
839		1294
840	/* make_transparency_pixmap()	1295	/* make_transparency_pixmap()
841	* Builds a pixmap sized the same as terminal window, with depth same as the root window	1296	* Builds a pixmap sized the same as terminal window, with depth same as the root window
842	* that pixmap contains tiled portion of the root pixmap that is supposed to be covered by	1297	* that pixmap contains tiled portion of the root pixmap that is supposed to be covered by
…		…
848	unsigned long result = 0;	1303	unsigned long result = 0;
849		1304
850	if (target == NULL)	1305	if (target == NULL)
851	return 0;	1306	return 0;
852		1307
853	/* root dimentions may change from call to call - but Display structure should	1308	/* root dimensions may change from call to call - but Display structure should
854	* be always up-to-date, so let's use it :	1309	* be always up-to-date, so let's use it :
855	*/	1310	*/
856	Window root = target->display->root;	1311	Window root = target->display->root;
857	int screen = target->display->screen;	1312	int screen = target->display->screen;
858	Display *dpy = target->dpy;	1313	Display *dpy = target->dpy;
…		…
861	unsigned int root_pmap_width, root_pmap_height;	1316	unsigned int root_pmap_width, root_pmap_height;
862	int window_width = target->szHint.width;	1317	int window_width = target->szHint.width;
863	int window_height = target->szHint.height;	1318	int window_height = target->szHint.height;
864	int sx, sy;	1319	int sx, sy;
865	XGCValues gcv;	1320	XGCValues gcv;
		1321	GC gc;
866		1322
867	TIMING_TEST_START (tp);	1323	TIMING_TEST_START (tp);
868	target->get_window_origin (sx, sy);	1324	target->get_window_origin (sx, sy);
869		1325
870	/* check if we are outside of the visible part of the virtual screen : */	1326	/* check if we are outside of the visible part of the virtual screen : */
…		…
872	|| sx >= root_width || sy >= root_height)	1328	|| sx >= root_width || sy >= root_height)
873	return 0;	1329	return 0;
874		1330
875	if (root_pixmap != None)	1331	if (root_pixmap != None)
876	{	1332	{
877	/* we want to validate the pixmap and get it's size at the same time : */	1333	/* we want to validate the pixmap and get its size at the same time : */
878	int junk;	1334	int junk;
879	unsigned int ujunk;	1335	unsigned int ujunk;
880	/* root pixmap may be bad - allow a error */	1336	/* root pixmap may be bad - allow a error */
881	target->allowedxerror = -1;	1337	target->allowedxerror = -1;
882		1338
…		…
884	root_pixmap = None;	1340	root_pixmap = None;
885		1341
886	target->allowedxerror = 0;	1342	target->allowedxerror = 0;
887	}	1343	}
888		1344
		1345	if (root_pixmap == None)
		1346	return 0;
		1347
889	Pixmap tiled_root_pmap = XCreatePixmap (dpy, root, window_width, window_height, root_depth);	1348	Pixmap tiled_root_pmap = XCreatePixmap (dpy, root, window_width, window_height, root_depth);
890	GC gc = NULL;
891		1349
892	if (tiled_root_pmap == None) /* something really bad happened - abort */	1350	if (tiled_root_pmap == None) /* something really bad happened - abort */
893	return 0;	1351	return 0;
894		1352
895	if (root_pixmap == None)
896	{
897	/* use tricks to obtain the root background image :*/
898	/* we want to create Overrideredirect window overlapping out window
899	with background type of Parent Relative and then grab it */
900	XSetWindowAttributes attr;
901	Window src;
902	bool success = false;
903
904	attr.background_pixmap = ParentRelative;
905	attr.backing_store = Always;
906	attr.event_mask = ExposureMask;
907	attr.override_redirect = True;
908	src = XCreateWindow (dpy, root, sx, sy, window_width, window_height, 0,
909	CopyFromParent, CopyFromParent, CopyFromParent,
910	CWBackPixmap|CWBackingStore|CWOverrideRedirect|CWEventMask,
911	&attr);
912
913	if (src != None)
914	{
915	XEvent event;
916	int ev_count = 0;
917	XGrabServer (dpy);
918	XMapRaised (dpy, src);
919	XSync (dpy, False);
920
921	/* XSync should get window where it's properly exposed,
922	* but to be on the safe side - let's check for the actual event to arrive : */
923	while (XCheckWindowEvent (dpy, src, ExposureMask, &event))
924	++ev_count;
925
926	if (ev_count > 0);
927	{
928	/* hooray! - we can grab the image! */
929	gc = XCreateGC (dpy, root, 0, NULL);
930	if (gc)
931	{
932	XCopyArea (dpy, src, tiled_root_pmap, gc, 0, 0, window_width, window_height, 0, 0);
933	success = true;
934	}
935	}
936
937	XDestroyWindow (dpy, src);
938	XUngrabServer (dpy);
939	//fprintf (stderr, "%s:%d: ev_count = %d\n", __FUNCTION__, __LINE__, ev_count);
940	}
941
942	if (!success)
943	{
944	XFreePixmap (dpy, tiled_root_pmap);
945	tiled_root_pmap = None;
946	}
947	else
948	result |= transpPmapTiled;
949	}
950	else
951	{
952	/* strightforward pixmap copy */	1353	/* straightforward pixmap copy */
953	gcv.tile = root_pixmap;	1354	gcv.tile = root_pixmap;
954	gcv.fill_style = FillTiled;	1355	gcv.fill_style = FillTiled;
955		1356
956	while (sx < 0) sx += (int)root_width;	1357	while (sx < 0) sx += (int)root_width;
957	while (sy < 0) sy += (int)root_height;	1358	while (sy < 0) sy += (int)root_height;
958		1359
959	gcv.ts_x_origin = -sx;	1360	gcv.ts_x_origin = -sx;
960	gcv.ts_y_origin = -sy;	1361	gcv.ts_y_origin = -sy;
961	gc = XCreateGC (dpy, root, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	1362	gc = XCreateGC (dpy, root, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
962		1363
963	if (gc)	1364	if (gc)
964	{	1365	{
965	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);	1366	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
966	result |= transpPmapTiled;	1367	result |= transpPmapTiled;
967	}	1368	XFreeGC (dpy, gc);
968	}	1369	}
969	TIMING_TEST_PRINT_RESULT (tp);	1370	TIMING_TEST_PRINT_RESULT (tp);
970		1371
971	if (tiled_root_pmap != None)	1372	if (tiled_root_pmap != None)
972	{	1373	{
973	if (!need_client_side_rendering ())	1374	if (!need_client_side_rendering ())
974	{	1375	{
		1376	if ((flags & blurNeeded))
		1377	{
		1378	if (blur_pixmap (tiled_root_pmap, DefaultVisual (dpy, target->display->screen), window_width, window_height))
		1379	result |= transpPmapBlurred;
		1380	}
975	if ((flags & tintNeeded))	1381	if ((flags & tintNeeded))
976	{	1382	{
977	if (flags & tintWholesome)	1383	if (tint_pixmap (tiled_root_pmap, DefaultVisual (dpy, target->display->screen), window_width, window_height))
978	{
979	/* In this case we can tint image server-side getting significant
980	* performance improvements, as we eliminate XImage transfer
981	*/
982	gcv.foreground = Pixel (tint);
983	gcv.function = GXand;
984	gcv.fill_style = FillSolid;
985	if (gc)
986	XChangeGC (dpy, gc, GCFillStyle | GCForeground | GCFunction, &gcv);
987	else
988	gc = XCreateGC (dpy, root, GCFillStyle | GCForeground | GCFunction, &gcv);
989	if (gc)
990	{
991	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
992	result |= transpPmapTinted;	1384	result |= transpPmapTinted;
993	}
994	}
995	else
996	{
997	# if XFT
998	Picture back_pic = 0;
999	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1000
1001	if (flags & tintSet)
1002	tint.get (c);
1003
1004	if (shade > 0 && shade < 100)
1005	{
1006	c.r = (c.r * shade) / 100;
1007	c.g = (c.g * shade) / 100;
1008	c.b = (c.b * shade) / 100;
1009	}
1010	else if (shade > 100 && shade < 200)
1011	{
1012	c.r = (c.r * (200 - shade)) / 100;
1013	c.g = (c.g * (200 - shade)) / 100;
1014	c.b = (c.b * (200 - shade)) / 100;
1015	}
1016
1017	XRenderPictFormat pf;
1018	pf.type = PictTypeDirect;
1019	pf.depth = 32;
1020	pf.direct.redMask = 0xff;
1021	pf.direct.greenMask = 0xff;
1022	pf.direct.blueMask = 0xff;
1023	pf.direct.alphaMask = 0xff;
1024
1025	XRenderPictFormat *solid_format = XRenderFindFormat (dpy,
1026	(PictFormatType|
1027	PictFormatDepth|
1028	PictFormatRedMask|
1029	PictFormatGreenMask|
1030	PictFormatBlueMask|
1031	PictFormatAlphaMask),
1032	&pf,
1033	0);
1034	XRenderPictFormat *root_format = XRenderFindVisualFormat (dpy, DefaultVisualOfScreen (ScreenOfDisplay (dpy, target->display->screen)));
1035	XRenderPictureAttributes pa ;
1036
1037	back_pic = XRenderCreatePicture (dpy, tiled_root_pmap, root_format, 0, &pa);
1038
1039	pa.repeat = True;
1040
1041	Pixmap overlay_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
1042	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1043	XFreePixmap (dpy, overlay_pmap);
1044
1045	pa.component_alpha = True;
1046	Pixmap mask_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
1047	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
1048	XFreePixmap (dpy, mask_pmap);
1049
1050	if (mask_pic && overlay_pic && back_pic)
1051	{
1052	XRenderColor mask_c;
1053
1054	memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof (mask_c));
1055	mask_c.alpha = 0xffff;
1056	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1057
1058	mask_c.alpha = 0;
1059	mask_c.red = 0xffff - c.r;
1060	mask_c.green = 0xffff - c.g;
1061	mask_c.blue = 0xffff - c.b;
1062	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1063	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, window_width, window_height);
1064	result |= transpPmapTinted;
1065	}
1066
1067	XRenderFreePicture (dpy, mask_pic);
1068	XRenderFreePicture (dpy, overlay_pic);
1069	XRenderFreePicture (dpy, back_pic);
1070	# if DO_TIMING_TEST
1071	XSync (dpy, False);
1072	# endif
1073	# endif
1074	}
1075	}	1385	}
1076	} /* server side rendering completed */	1386	} /* server side rendering completed */
1077		1387
1078	if (pixmap)	1388	if (pixmap)
1079	XFreePixmap (dpy, pixmap);	1389	XFreePixmap (dpy, pixmap);
1080		1390
…		…
1082	pmap_width = window_width;	1392	pmap_width = window_width;
1083	pmap_height = window_height;	1393	pmap_height = window_height;
1084	pmap_depth = root_depth;	1394	pmap_depth = root_depth;
1085	}	1395	}
1086		1396
1087	if (gc)
1088	XFreeGC (dpy, gc);
1089
1090	TIMING_TEST_PRINT_RESULT (tp);	1397	TIMING_TEST_PRINT_RESULT (tp);
1091		1398
1092	return result;	1399	return result;
1093	}	1400	}
1094		1401
…		…
1108	return false;	1415	return false;
1109	}	1416	}
1110	# endif /* ENABLE_TRANSPARENCY */	1417	# endif /* ENABLE_TRANSPARENCY */
1111		1418
1112	# ifndef HAVE_AFTERIMAGE	1419	# ifndef HAVE_AFTERIMAGE
1113	static void ShadeXImage(rxvt_term *term, XImage* srcImage, int shade, int rm, int gm, int bm);	1420	static void ShadeXImage(rxvt_term *term, XImage *srcImage, int shade, int rm, int gm, int bm);
1114	# endif	1421	# endif
1115		1422
1116	bool	1423	bool
1117	bgPixmap_t::render ()	1424	bgPixmap_t::render ()
1118	{	1425	{
…		…
1130	/* we need to re-generate transparency pixmap in that case ! */	1437	/* we need to re-generate transparency pixmap in that case ! */
1131	background_flags = make_transparency_pixmap ();	1438	background_flags = make_transparency_pixmap ();
1132	if (background_flags == 0)	1439	if (background_flags == 0)
1133	return false;	1440	return false;
1134	else if ((background_flags & transpTransformations) == (flags & transpTransformations)	1441	else if ((background_flags & transpTransformations) == (flags & transpTransformations)
1135	&& pmap_depth == target->depth)	1442	&& pmap_depth == target->depth)
1136	flags = flags & ~isInvalid;	1443	flags = flags & ~isInvalid;
1137	}	1444	}
1138	# endif	1445	# endif
1139		1446
		1447	# ifdef BG_IMAGE_FROM_FILE
		1448	if (have_image
		1449	|| (background_flags & transpTransformations) != (flags & transpTransformations))
		1450	{
		1451	if (render_image (background_flags))
		1452	flags = flags & ~isInvalid;
		1453	}
		1454	# endif
		1455
1140	XImage *result = NULL;	1456	XImage *result = NULL;
1141	# ifdef HAVE_AFTERIMAGE	1457
1142	if (original_asim	1458	if (background_flags && (flags & isInvalid))
1143	|| (background_flags & transpTransformations) != (flags & transpTransformations))	1459	{
		1460	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1144	{	1461	}
1145	target->init_asv ();
1146		1462
1147	ASImage *background = NULL;	1463	if (result)
1148	ARGB32 as_tint = TINT_LEAVE_SAME;	1464	{
1149	if (background_flags)	1465	# if !defined(HAVE_AFTERIMAGE) && !XFT
1150	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);	1466	/* our own client-side tinting */
1151		1467	/* ATTENTION: We ASSUME that XFT will let us do all the tinting necessary server-side.
1152	# ifdef ENABLE_TRANSPARENCY	1468	This may need to be changed in need_client_side_rendering() logic is altered !!! */
1153	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	1469	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
1154	{
1155	ShadingInfo as_shade;
1156	as_shade.shading = (shade == 0) ? 100 : shade;
1157
1158	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1159	if (flags & tintSet)
1160	tint.get (c);
1161	as_shade.tintColor.red = c.r;
1162	as_shade.tintColor.green = c.g;
1163	as_shade.tintColor.blue = c.b;
1164
1165	as_tint = shading2tint32 (&as_shade);
1166	}
1167
1168	if (!(background_flags & transpPmapBlured) && (flags & blurNeeded) && background != NULL)
1169	{
1170	ASImage* tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
1171	(original_asim == NULL || tint == TINT_LEAVE_SAME)?ASA_XImage:ASA_ASImage,
1172	100, ASIMAGE_QUALITY_DEFAULT);
1173	if (tmp)
1174	{
1175	destroy_asimage (&background);
1176	background = tmp;
1177	}
1178	}
1179	# endif
1180
1181	if (render_asim (background, as_tint))
1182	flags = flags & ~isInvalid;
1183	if (background)
1184	destroy_asimage (&background);
1185	}
1186	else if (background_flags && pmap_depth != target->depth)
1187	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1188
1189	# elif !XFT /* our own client-side tinting */
1190
1191	/* ATTENTION: We ASSUME that XFT will let us do all the tinting neccessary server-side.
1192	This may need to be changed in need_client_side_rendering() logic is altered !!! */
1193
1194	if (background_flags && (flags & isInvalid))
1195	{
1196	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1197
1198	if (result != NULL && !(background_flags & transpPmapTinted) && (flags & tintNeeded))
1199	{	1470	{
1200	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1471	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1201	if (flags & tintSet)	1472	if (flags & tintSet)
1202	tint.get (c);	1473	tint.get (c);
1203	ShadeXImage (target, result, shade, c.r, c.g, c.b);	1474	ShadeXImage (target, result, shade, c.r, c.g, c.b);
1204	}	1475	}
1205	}	1476	# endif
1206	# endif /* HAVE_AFTERIMAGE */
1207		1477
1208	if (result)
1209	{
1210	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);	1478	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);
1211		1479
1212	if (gc)	1480	if (gc)
1213	{	1481	{
1214	if (/*pmap_depth != target->depth &&*/ pixmap != None)	1482	if (/*pmap_depth != target->depth &&*/ pixmap != None)
…		…
1243		1511
1244	XFreeGC (target->dpy, gc);	1512	XFreeGC (target->dpy, gc);
1245	flags = flags & ~isInvalid;	1513	flags = flags & ~isInvalid;
1246	}	1514	}
1247		1515
1248	XDestroyImage (result);	1516	XDestroyImage (result);
1249	}	1517	}
1250		1518
1251	if (flags & isInvalid)	1519	if (flags & isInvalid)
1252	{	1520	{
1253	if (pixmap != None)	1521	if (pixmap != None)
…		…
1327		1595
1328	/* don't want Expose on the parent or vt. It is better to use	1596	/* don't want Expose on the parent or vt. It is better to use
1329	scr_touch or we get a great deal of flicker otherwise: */	1597	scr_touch or we get a great deal of flicker otherwise: */
1330	XClearWindow (target->dpy, target->parent[0]);	1598	XClearWindow (target->dpy, target->parent[0]);
1331		1599
1332	if (target->scrollBar.win)	1600	if (target->scrollBar.state && target->scrollBar.win)
1333	{	1601	{
1334	target->scrollBar.state = STATE_IDLE;	1602	target->scrollBar.state = STATE_IDLE;
1335	target->scrollBar.show (0);	1603	target->scrollBar.show (0);
1336	}	1604	}
1337		1605
…		…
1346	/* taken from aterm-0.4.2 */	1614	/* taken from aterm-0.4.2 */
1347		1615
1348	typedef uint32_t RUINT32T;	1616	typedef uint32_t RUINT32T;
1349		1617
1350	static void	1618	static void
1351	ShadeXImage(rxvt_term *term, XImage* srcImage, int shade, int rm, int gm, int bm)	1619	ShadeXImage(rxvt_term *term, XImage *srcImage, int shade, int rm, int gm, int bm)
1352	{	1620	{
1353	int sh_r, sh_g, sh_b;	1621	int sh_r, sh_g, sh_b;
1354	RUINT32T mask_r, mask_g, mask_b;	1622	RUINT32T mask_r, mask_g, mask_b;
1355	RUINT32T *lookup, *lookup_r, *lookup_g, *lookup_b;	1623	RUINT32T *lookup, *lookup_r, *lookup_g, *lookup_b;
1356	unsigned int lower_lim_r, lower_lim_g, lower_lim_b;	1624	unsigned int lower_lim_r, lower_lim_g, lower_lim_b;
…		…
1358	int i;	1626	int i;
1359		1627
1360	Visual *visual = term->visual;	1628	Visual *visual = term->visual;
1361		1629
1362	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return ;	1630	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return ;
1363
1364	if (shade == 0)
1365	shade = 100;
1366		1631
1367	/* for convenience */	1632	/* for convenience */
1368	mask_r = visual->red_mask;	1633	mask_r = visual->red_mask;
1369	mask_g = visual->green_mask;	1634	mask_g = visual->green_mask;
1370	mask_b = visual->blue_mask;	1635	mask_b = visual->blue_mask;
…		…
1426	default:	1691	default:
1427	return; /* we do not support this color depth */	1692	return; /* we do not support this color depth */
1428	}	1693	}
1429		1694
1430	/* prepare limits for color transformation (each channel is handled separately) */	1695	/* prepare limits for color transformation (each channel is handled separately) */
1431	if (shade < 0) {	1696	if (shade > 100) {
1432	shade = -shade;	1697	shade = 200 - shade;
1433	if (shade < 0) shade = 0;
1434	if (shade > 100) shade = 100;
1435		1698
1436	lower_lim_r = 65535-rm;	1699	lower_lim_r = 65535-rm;
1437	lower_lim_g = 65535-gm;	1700	lower_lim_g = 65535-gm;
1438	lower_lim_b = 65535-bm;	1701	lower_lim_b = 65535-bm;
1439		1702
…		…
1441	lower_lim_g = 65535-(unsigned int)(((RUINT32T)lower_lim_g)*((RUINT32T)shade)/100);	1704	lower_lim_g = 65535-(unsigned int)(((RUINT32T)lower_lim_g)*((RUINT32T)shade)/100);
1442	lower_lim_b = 65535-(unsigned int)(((RUINT32T)lower_lim_b)*((RUINT32T)shade)/100);	1705	lower_lim_b = 65535-(unsigned int)(((RUINT32T)lower_lim_b)*((RUINT32T)shade)/100);
1443		1706
1444	upper_lim_r = upper_lim_g = upper_lim_b = 65535;	1707	upper_lim_r = upper_lim_g = upper_lim_b = 65535;
1445	} else {	1708	} else {
1446	if (shade < 0) shade = 0;
1447	if (shade > 100) shade = 100;
1448		1709
1449	lower_lim_r = lower_lim_g = lower_lim_b = 0;	1710	lower_lim_r = lower_lim_g = lower_lim_b = 0;
1450		1711
1451	upper_lim_r = (unsigned int)((((RUINT32T)rm)*((RUINT32T)shade))/100);	1712	upper_lim_r = (unsigned int)((((RUINT32T)rm)*((RUINT32T)shade))/100);
1452	upper_lim_g = (unsigned int)((((RUINT32T)gm)*((RUINT32T)shade))/100);	1713	upper_lim_g = (unsigned int)((((RUINT32T)gm)*((RUINT32T)shade))/100);

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