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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.40 by sf-exg, Sat Aug 21 09:25:31 2010 UTC vs.
Revision 1.93 by sf-exg, Tue Oct 19 14:44:30 2010 UTC

…		…
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	*	4	*
5	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
6	* Copyright (c) 2005-2008 Marc Lehmann <pcg@goof.com>	6	* Copyright (c) 2005-2008 Marc Lehmann <pcg@goof.com>
7	* Copyright (c) 2007 Sasha Vasko <sasha@aftercode.net>	7	* Copyright (c) 2007 Sasha Vasko <sasha@aftercode.net>
		8	* Copyright (c) 2010 Emanuele Giaquinta <e.giaquinta@glauco.it>
8	*	9	*
9	* This program is free software; you can redistribute it and/or modify	10	* This program is free software; you can redistribute it and/or modify
10	* it under the terms of the GNU General Public License as published by	11	* it under the terms of the GNU General Public License as published by
11	* the Free Software Foundation; either version 2 of the License, or	12	* the Free Software Foundation; either version 2 of the License, or
12	* (at your option) any later version.	13	* (at your option) any later version.
…		…
19	* You should have received a copy of the GNU General Public License	20	* You should have received a copy of the GNU General Public License
20	* along with this program; if not, write to the Free Software	21	* along with this program; if not, write to the Free Software
21	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	22	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
22	*---------------------------------------------------------------------*/	23	*---------------------------------------------------------------------*/
23		24
		25	#include <cmath>
24	#include "../config.h" /* NECESSARY */	26	#include "../config.h" /* NECESSARY */
25	#include "rxvt.h" /* NECESSARY */	27	#include "rxvt.h" /* NECESSARY */
26		28
27	#define DO_TIMING_TEST 0	29	#define DO_TIMING_TEST 0
28		30
…		…
50	* Pixmap geometry string interpretation :	52	* Pixmap geometry string interpretation :
51	* Each geometry string contains zero or one scale/position	53	* Each geometry string contains zero or one scale/position
52	* adjustment and may optionally be followed by a colon and one or more	54	* adjustment and may optionally be followed by a colon and one or more
53	* colon-delimited pixmap operations.	55	* colon-delimited pixmap operations.
54	* The following table shows the valid geometry strings and their	56	* The following table shows the valid geometry strings and their
55	* affects on the background image :	57	* effects on the background image :
56	*	58	*
57	* WxH+X+Y Set scaling to W% by H%, and position to X% by Y%.	59	* WxH+X+Y Set scaling to W% by H%, and position to X% by Y%.
58	* W and H are percentages of the terminal window size.	60	* W and H are percentages of the terminal window size.
59	* X and Y are also percentages; e.g., +50+50 centers	61	* X and Y are also percentages; e.g., +50+50 centers
60	* the image in the window.	62	* the image in the window.
61	* WxH+X Assumes Y == X	63	* WxH+X Assumes Y == X
62	* WxH Assumes Y == X == 50 (centers the image)	64	* WxH Assumes Y == X == 50 (centers the image)
63	* W+X+Y Assumes H == W	65	* W+X+Y Assumes H == W
64	* W+X Assumes H == W and Y == X	66	* W+X Assumes H == W and Y == X
65	* W Assumes H == W and Y == X == 50	67	* W Assumes H == W and Y == X == 50
66	*	68	*
67	* Adjusting position only :	69	* Adjusting position only :
68	* =+X+Y Set position to X% by Y% (absolute).	70	* =+X+Y Set position to X% by Y% (absolute).
69	* =+X Set position to X% by X%.	71	* =+X Set position to X% by X%.
70	* +X+Y Adjust position horizontally X% and vertically Y%	72	* +X+Y Adjust position horizontally X% and vertically Y%
71	* from current position (relative).	73	* from current position (relative).
72	* +X Adjust position horizontally X% and vertically X%	74	* +X Adjust position horizontally X% and vertically X%
73	* from current position.	75	* from current position.
74	*	76	*
75	* Adjusting scale only :	77	* Adjusting scale only :
76	* Wx0 Multiply horizontal scaling factor by W%	78	* Wx0 Multiply horizontal scaling factor by W%
77	* 0xH Multiply vertical scaling factor by H%	79	* 0xH Multiply vertical scaling factor by H%
78	* 0x0 No scaling (show image at normal size).	80	* 0x0 No scaling (show image at normal size).
79	*	81	*
80	* Pixmap Operations : (should be prepended by a colon)	82	* Pixmap Operations : (should be prepended by a colon)
81	* tile Tile image. Scaling/position modifiers above will affect	83	* tile Tile image. Scaling/position modifiers above will affect
82	* the tile size and origin.	84	* the tile size and origin.
83	* propscale When scaling, scale proportionally. That is, maintain the	85	* propscale When scaling, scale proportionally. That is, maintain the
84	* proper aspect ratio for the image. Any portion of the	86	* proper aspect ratio for the image. Any portion of the
85	* background not covered by the image is filled with the	87	* background not covered by the image is filled with the
86	* current background color.	88	* current background color.
87	* hscale Scale horizontally, tile vertically ?	89	* hscale Scale horizontally, tile vertically ?
88	* vscale Tile horizontally, scale vertically ?	90	* vscale Tile horizontally, scale vertically ?
…		…
96	// this is basically redundant as bgPixmap_t is only used in	98	// this is basically redundant as bgPixmap_t is only used in
97	// zero_initialised-derived structs	99	// zero_initialised-derived structs
98	#ifdef HAVE_AFTERIMAGE	100	#ifdef HAVE_AFTERIMAGE
99	original_asim = NULL;	101	original_asim = NULL;
100	#endif	102	#endif
		103	#ifdef HAVE_PIXBUF
		104	pixbuf = NULL;
		105	#endif
101	#ifdef BG_IMAGE_FROM_FILE	106	#ifdef BG_IMAGE_FROM_FILE
		107	have_image = false;
102	h_scale = v_scale = 0;	108	h_scale = v_scale = 0;
103	h_align = v_align = 0;	109	h_align = v_align = 0;
		110	#endif
		111	#ifdef ENABLE_TRANSPARENCY
		112	shade = 100;
104	#endif	113	#endif
105	flags = 0;	114	flags = 0;
106	pixmap = None;	115	pixmap = None;
107	valid_since = invalid_since = 0;	116	valid_since = invalid_since = 0;
108	target = 0;	117	target = 0;
…		…
114	#ifdef HAVE_AFTERIMAGE	123	#ifdef HAVE_AFTERIMAGE
115	if (original_asim)	124	if (original_asim)
116	safe_asimage_destroy (original_asim);	125	safe_asimage_destroy (original_asim);
117	#endif	126	#endif
118		127
		128	#ifdef HAVE_PIXBUF
		129	if (pixbuf)
		130	g_object_unref (pixbuf);
		131	#endif
		132
119	if (pixmap && target)	133	if (pixmap && target)
120	XFreePixmap (target->dpy, pixmap);	134	XFreePixmap (target->dpy, pixmap);
121	}	135	}
122		136
123	bool	137	bool
…		…
127	if (flags & isTransparent)	141	if (flags & isTransparent)
128	return true;	142	return true;
129	# endif	143	# endif
130		144
131	# ifdef BG_IMAGE_FROM_FILE	145	# ifdef BG_IMAGE_FROM_FILE
132	# ifdef HAVE_AFTERIMAGE	146	if (have_image)
133	if (original_asim)
134	# endif
135	{	147	{
136	if (h_scale != 0 || v_scale != 0	148	if (flags & sizeSensitive)
137	|| h_align != 0 || v_align != 0)
138	return true;	149	return true;
139	}	150	}
140	# endif	151	# endif
141		152
142	return false;	153	return false;
…		…
149	if (flags & isTransparent)	160	if (flags & isTransparent)
150	return true;	161	return true;
151	# endif	162	# endif
152		163
153	# ifdef BG_IMAGE_FROM_FILE	164	# ifdef BG_IMAGE_FROM_FILE
154	# ifdef HAVE_AFTERIMAGE	165	if (have_image)
155	if (original_asim)
156	# endif
157	{	166	{
158	if (h_align == rootAlign || v_align == rootAlign)	167	if (flags & rootAlign)
159	return true;	168	return true;
160	}	169	}
161	# endif	170	# endif
162		171
163	return false;	172	return false;
…		…
167	{	176	{
168	# ifdef HAVE_AFTERIMAGE	177	# ifdef HAVE_AFTERIMAGE
169	if (original_asim)	178	if (original_asim)
170	return true;	179	return true;
171	# endif	180	# endif
172	# ifdef ENABLE_TRANSPARENCY
173	if (flags & isTransparent)
174	{
175	# ifdef HAVE_AFTERIMAGE // can't blur without libAI anyways
176	if ((flags & blurNeeded) && !(flags & blurServerSide))
177	return true;
178	# endif
179	if ((flags & tintNeeded) && !(flags & tintServerSide))
180	return true;
181	}
182	# endif
183	return false;	181	return false;
184	}	182	}
185		183
186	# ifdef BG_IMAGE_FROM_FILE	184	# ifdef BG_IMAGE_FROM_FILE
187	static inline bool	185	static inline bool
…		…
203	static inline bool	201	static inline bool
204	check_set_align_value (int geom_flags, int flag, int &align, int new_value)	202	check_set_align_value (int geom_flags, int flag, int &align, int new_value)
205	{	203	{
206	if (geom_flags & flag)	204	if (geom_flags & flag)
207	{	205	{
208	if (new_value != bgPixmap_t::rootAlign)
209	{
210	if (new_value < -100)	206	if (new_value < -100)
211	new_value = -100;	207	new_value = -100;
212	else if (new_value > 200)	208	else if (new_value > 200)
213	new_value = 200;	209	new_value = 200;
214	}
215	if (new_value != align)	210	if (new_value != align)
216	{	211	{
217	align = new_value;	212	align = new_value;
218	return true;	213	return true;
219	}	214	}
…		…
223		218
224	static inline int	219	static inline int
225	make_align_position (int align, int window_size, int image_size)	220	make_align_position (int align, int window_size, int image_size)
226	{	221	{
227	int diff = window_size - image_size;	222	int diff = window_size - image_size;
228	int smaller = MIN (image_size,window_size);	223	int smaller = min (image_size, window_size);
229		224
230	if (align >= 0 && align <= 50)	225	if (align >= 0 && align <= 100)
231	return diff * align / 100;	226	return diff * align / 100;
232	else if (align > 50 && align <= 100)
233	return window_size - image_size - diff * (100 - align) / 100;
234	else if (align > 100 && align <= 200 )	227	else if (align > 100 && align <= 200)
235	return ((align - 100) * smaller / 100) + window_size - smaller;	228	return ((align - 100) * smaller / 100) + window_size - smaller;
236	else if (align > -100 && align < 0)	229	else if (align >= -100 && align < 0)
237	return ((align + 100) * smaller / 100) - image_size;	230	return ((align + 100) * smaller / 100) - image_size;
238	return 0;	231	return 0;
239	}	232	}
240		233
241	static inline int	234	static inline int
242	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)	235	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)
243	{	236	{
244	int src_pos = 0;	237	int src_pos = 0;
245	dst_pos = 0;	238	dst_pos = pos;
246	dst_size = size;	239	dst_size = size;
247	if (pos < 0 && size > target_size)	240	if (pos < 0)
248	{	241	{
249	src_pos = -pos;	242	src_pos = -pos;
		243	dst_pos = 0;
250	dst_size += pos;	244	dst_size += pos;
251	}	245	}
252	else if (pos > 0)
253	dst_pos = pos;
254		246
255	if (dst_pos + dst_size > target_size)	247	if (dst_pos + dst_size > target_size)
256	dst_size = target_size - dst_pos;	248	dst_size = target_size - dst_pos;
257	return src_pos;	249	return src_pos;
258	}	250	}
…		…
383	w = h = noScale;	375	w = h = noScale;
384	geom_flags |= WidthValue|HeightValue;	376	geom_flags |= WidthValue|HeightValue;
385	}	377	}
386	else if (CHECK_GEOM_OPS ("propscale"))	378	else if (CHECK_GEOM_OPS ("propscale"))
387	{	379	{
388	if (w == 0 && h == 0)
389	{
390	w = windowScale;
391	geom_flags |= WidthValue;
392	}
393	new_flags |= propScale;	380	new_flags |= propScale;
394	}	381	}
395	else if (CHECK_GEOM_OPS ("hscale"))	382	else if (CHECK_GEOM_OPS ("hscale"))
396	{	383	{
397	if (w == 0) w = windowScale;	384	if (w == 0) w = windowScale;
…		…
419	x = y = centerAlign;	406	x = y = centerAlign;
420	geom_flags |= WidthValue|HeightValue|XValue|YValue;	407	geom_flags |= WidthValue|HeightValue|XValue|YValue;
421	}	408	}
422	else if (CHECK_GEOM_OPS ("root"))	409	else if (CHECK_GEOM_OPS ("root"))
423	{	410	{
		411	new_flags |= rootAlign;
424	w = h = noScale;	412	w = h = noScale;
425	x = y = rootAlign;
426	geom_flags |= WidthValue|HeightValue|XValue|YValue;	413	geom_flags |= WidthValue|HeightValue;
427	}	414	}
428	# undef CHECK_GEOM_OPS	415	# undef CHECK_GEOM_OPS
429		416
430	while (*ops != ':' && *ops != '\0') ++ops;	417	while (*ops != ':' && *ops != '\0') ++ops;
431	} /* done parsing ops */	418	} /* done parsing ops */
…		…
441	{	428	{
442	flags = new_flags;	429	flags = new_flags;
443	changed++;	430	changed++;
444	}	431	}
445		432
446	//fprintf (stderr, "flags = %lX, scale = %ux%u, align=%+d%+d\n",	433	//fprintf (stderr, "flags = %lX, scale = %ux%u, align=%+d%+d\n",
447	// flags, h_scale, v_scale, h_align, v_align);	434	// flags, h_scale, v_scale, h_align, v_align);
448	return (changed > 0);	435	return (changed > 0);
		436	}
		437
		438	void
		439	bgPixmap_t::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
		440	{
		441	int target_width = target->szHint.width;
		442	int target_height = target->szHint.height;
		443
		444	if (flags & propScale)
		445	{
		446	float scale = (float)target_width / image_width;
		447	min_it (scale, (float)target_height / image_height);
		448	w = image_width * scale + 0.5;
		449	h = image_height * scale + 0.5;
		450	}
		451	else
		452	{
		453	w = h_scale * target_width / 100;
		454	h = v_scale * target_height / 100;
		455	}
		456
		457	if (!w) w = image_width;
		458	if (!h) h = image_height;
		459
		460	if (flags & rootAlign)
		461	{
		462	target->get_window_origin (x, y);
		463	x = -x;
		464	y = -y;
		465	}
		466	else
		467	{
		468	x = make_align_position (h_align, target_width, w);
		469	y = make_align_position (v_align, target_height, h);
		470	}
		471
		472	flags &= ~sizeSensitive;
		473	if ((flags & propScale) || h_scale || v_scale
		474	|| (!(flags & rootAlign) && (h_align || v_align))
		475	|| w > target_width || h > target_height)
		476	flags |= sizeSensitive;
449	}	477	}
450		478
451	# ifdef HAVE_AFTERIMAGE	479	# ifdef HAVE_AFTERIMAGE
452	bool	480	bool
453	bgPixmap_t::render_asim (ASImage *background, ARGB32 background_tint)	481	bgPixmap_t::render_image (unsigned long background_flags)
454	{	482	{
455	if (target == NULL)	483	if (target == NULL)
456	return false;	484	return false;
457		485
458	target->init_asv ();	486	target->init_asv ();
		487
		488	ASImage *background = NULL;
		489	ARGB32 background_tint = TINT_LEAVE_SAME;
		490
		491	# ifdef ENABLE_TRANSPARENCY
		492	if (background_flags)
		493	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);
		494
		495	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
		496	{
		497	ShadingInfo as_shade;
		498	as_shade.shading = shade;
		499
		500	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
		501	if (flags & tintSet)
		502	tint.get (c);
		503	as_shade.tintColor.red = c.r;
		504	as_shade.tintColor.green = c.g;
		505	as_shade.tintColor.blue = c.b;
		506
		507	background_tint = shading2tint32 (&as_shade);
		508	}
		509
		510	if (!(background_flags & transpPmapBlurred) && (flags & blurNeeded) && background != NULL)
		511	{
		512	ASImage *tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
		513	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,
		514	100, ASIMAGE_QUALITY_DEFAULT);
		515	if (tmp)
		516	{
		517	destroy_asimage (&background);
		518	background = tmp;
		519	}
		520	}
		521	# endif
459		522
460	ASImage *result = 0;	523	ASImage *result = 0;
461		524
462	int target_width = target->szHint.width;	525	int target_width = target->szHint.width;
463	int target_height = target->szHint.height;	526	int target_height = target->szHint.height;
464	int new_pmap_width = target_width;	527	int new_pmap_width = target_width;
465	int new_pmap_height = target_height;	528	int new_pmap_height = target_height;
466		529
467	int x = 0;	530	int x = 0;
468	int y = 0;	531	int y = 0;
469	int w = h_scale * target_width / 100;	532	int w = 0;
470	int h = v_scale * target_height / 100;	533	int h = 0;
471		534
472	TIMING_TEST_START (asim);	535	TIMING_TEST_START (asim);
473		536
474	if (original_asim)	537	if (original_asim)
475	{	538	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
476	if (h_align == rootAlign || v_align == rootAlign)
477	{
478	target->get_window_origin(x, y);
479	x = -x;
480	y = -y;
481	}
482
483	if (h_align != rootAlign)
484	x = make_align_position (h_align, target_width, w > 0 ? w : (int)original_asim->width);
485
486	if (v_align != rootAlign)
487	y = make_align_position (v_align, target_height, h > 0 ? h : (int)original_asim->height);
488	}
489		539
490	if (!original_asim	540	if (!original_asim
		541	|| (!(flags & rootAlign)
491	|| x >= target_width	542	&& (x >= target_width
492	|| y >= target_height	543	|| y >= target_height
493	|| (w > 0 && x + w <= 0)	544	|| (x + w <= 0)
494	|| (h > 0 && y + h <= 0))	545	|| (y + h <= 0))))
495	{	546	{
496	if (background)	547	if (background)
497	{	548	{
498	new_pmap_width = background->width;	549	new_pmap_width = background->width;
499	new_pmap_height = background->height;	550	new_pmap_height = background->height;
…		…
513	}	564	}
514	else	565	else
515	{	566	{
516	result = original_asim;	567	result = original_asim;
517		568
518	if ((w > 0 && w != original_asim->width)	569	if ((w != original_asim->width)
519	|| (h > 0 && h != original_asim->height))	570	|| (h != original_asim->height))
520	{	571	{
521	result = scale_asimage (target->asv, original_asim,	572	result = scale_asimage (target->asv, original_asim,
522	w > 0 ? w : original_asim->width,	573	w, h,
523	h > 0 ? h : original_asim->height,
524	background ? ASA_ASImage : ASA_XImage,	574	background ? ASA_ASImage : ASA_XImage,
525	100, ASIMAGE_QUALITY_DEFAULT);	575	100, ASIMAGE_QUALITY_DEFAULT);
526	}	576	}
527		577
528	if (background == NULL)	578	if (background == NULL)
529	{	579	{
530	/* if tiling - pixmap has to be sized exactly as the image,
531	but there is no need to make it bigger than the window! */
532	if (h_scale == 0)
533	new_pmap_width = min (result->width, target_width);
534	if (v_scale == 0)
535	new_pmap_height = min (result->height, target_height);
536	/* we also need to tile our image in one or both directions */
537	if (h_scale == 0 || v_scale == 0)	580	if (h_scale == 0 || v_scale == 0)
538	{	581	{
		582	/* if tiling - pixmap has to be sized exactly as the image,
		583	but there is no need to make it bigger than the window! */
		584	new_pmap_width = min (result->width, target_width);
		585	new_pmap_height = min (result->height, target_height);
		586
		587	/* we also need to tile our image in both directions */
539	ASImage *tmp = tile_asimage (target->asv, result,	588	ASImage *tmp = tile_asimage (target->asv, result,
540	(h_scale > 0) ? 0 : (int)result->width - x,	589	(int)result->width - x,
541	(v_scale > 0) ? 0 : (int)result->height - y,	590	(int)result->height - y,
542	new_pmap_width,	591	new_pmap_width,
543	new_pmap_height,	592	new_pmap_height,
544	TINT_LEAVE_SAME, ASA_XImage,	593	TINT_LEAVE_SAME, ASA_XImage,
545	100, ASIMAGE_QUALITY_DEFAULT);	594	100, ASIMAGE_QUALITY_DEFAULT);
546	if (tmp)	595	if (tmp)
…		…
554	}	603	}
555	else	604	else
556	{	605	{
557	/* if blending background and image - pixmap has to be sized same as target window */	606	/* if blending background and image - pixmap has to be sized same as target window */
558	ASImageLayer *layers = create_image_layers (2);	607	ASImageLayer *layers = create_image_layers (2);
559	ASImage *merged_im = NULL;
560		608
561	layers[0].im = background;	609	layers[0].im = background;
562	layers[0].clip_width = target_width;	610	layers[0].clip_width = target_width;
563	layers[0].clip_height = target_height;	611	layers[0].clip_height = target_height;
564	layers[0].tint = background_tint;	612	layers[0].tint = background_tint;
565	layers[1].im = result;	613	layers[1].im = result;
566		614
567	if (w <= 0)	615	if (h_scale == 0 || v_scale == 0)
568	{	616	{
569	/* tile horizontally */	617	/* tile horizontally */
570	while (x > 0) x -= (int)result->width;	618	while (x > 0) x -= (int)result->width;
571	layers[1].dst_x = x;	619	layers[1].dst_x = x;
572	layers[1].clip_width = result->width+target_width;	620	layers[1].clip_width = result->width+target_width;
…		…
576	/* clip horizontally */	624	/* clip horizontally */
577	layers[1].dst_x = x;	625	layers[1].dst_x = x;
578	layers[1].clip_width = result->width;	626	layers[1].clip_width = result->width;
579	}	627	}
580		628
581	if (h <= 0)	629	if (h_scale == 0 || v_scale == 0)
582	{	630	{
583	while (y > 0) y -= (int)result->height;	631	while (y > 0) y -= (int)result->height;
584	layers[1].dst_y = y;	632	layers[1].dst_y = y;
585	layers[1].clip_height = result->height + target_height;	633	layers[1].clip_height = result->height + target_height;
586	}	634	}
…		…
611	free (layers);	659	free (layers);
612	}	660	}
613	}	661	}
614	TIMING_TEST_PRINT_RESULT (asim);	662	TIMING_TEST_PRINT_RESULT (asim);
615		663
616	if (pixmap)	664	bool ret = false;
617	{
618	if (result == NULL
619	|| pmap_width != new_pmap_width
620	|| pmap_height != new_pmap_height
621	|| pmap_depth != target->depth)
622	{
623	XFreePixmap (target->dpy, pixmap);
624	pixmap = None;
625	}
626	}
627		665
628	if (result)	666	if (result)
629	{	667	{
630	XGCValues gcv;	668	XGCValues gcv;
631	GC gc;	669	GC gc;
		670
		671	if (pixmap)
		672	{
		673	if (pmap_width != new_pmap_width
		674	|| pmap_height != new_pmap_height
		675	|| pmap_depth != target->depth)
		676	{
		677	XFreePixmap (target->dpy, pixmap);
		678	pixmap = None;
		679	}
		680	}
632		681
633	/* create Pixmap */	682	/* create Pixmap */
634	if (pixmap == None)	683	if (pixmap == None)
635	{	684	{
636	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);	685	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);
637	pmap_width = new_pmap_width;	686	pmap_width = new_pmap_width;
638	pmap_height = new_pmap_height;	687	pmap_height = new_pmap_height;
639	pmap_depth = target->depth;	688	pmap_depth = target->depth;
640	}	689	}
641	/* fill with background color ( if result's not completely overlapping it)*/	690	/* fill with background color (if result's not completely overlapping it) */
642	gcv.foreground = target->pix_colors[Color_bg];	691	gcv.foreground = target->pix_colors[Color_bg];
643	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);	692	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
644		693
645	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;	694	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
646	int dst_width = result->width, dst_height = result->height;	695	int dst_width = result->width, dst_height = result->height;
647	if (background == NULL)	696	if (background == NULL)
648	{	697	{
		698	if (!(h_scale == 0 || v_scale == 0))
		699	{
649	if (h_scale > 0) src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );	700	src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );
650	if (v_scale > 0) src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);	701	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
		702	}
651		703
652	if (dst_x > 0 || dst_y > 0	704	if (dst_x > 0 || dst_y > 0
653	|| dst_x + dst_width < new_pmap_width	705	|| dst_x + dst_width < new_pmap_width
654	|| dst_y + dst_height < new_pmap_height)	706	|| dst_y + dst_height < new_pmap_height)
655	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	707	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
…		…
662	if (result != background && result != original_asim)	714	if (result != background && result != original_asim)
663	destroy_asimage (&result);	715	destroy_asimage (&result);
664		716
665	XFreeGC (target->dpy, gc);	717	XFreeGC (target->dpy, gc);
666	TIMING_TEST_PRINT_RESULT (asim);	718	TIMING_TEST_PRINT_RESULT (asim);
667	}
668		719
		720	ret = true;
		721	}
		722
		723	if (background)
		724	destroy_asimage (&background);
		725
669	return true;	726	return ret;
670	}	727	}
671	# endif /* HAVE_AFTERIMAGE */	728	# endif /* HAVE_AFTERIMAGE */
		729
		730	# ifdef HAVE_PIXBUF
		731	bool
		732	bgPixmap_t::render_image (unsigned long background_flags)
		733	{
		734	if (target == NULL)
		735	return false;
		736
		737	if (!pixbuf)
		738	return false;
		739
		740	#if !XFT
		741	if (background_flags)
		742	return false;
		743	#endif
		744
		745	GdkPixbuf *result;
		746
		747	int image_width = gdk_pixbuf_get_width (pixbuf);
		748	int image_height = gdk_pixbuf_get_height (pixbuf);
		749
		750	int target_width = target->szHint.width;
		751	int target_height = target->szHint.height;
		752	int new_pmap_width = target_width;
		753	int new_pmap_height = target_height;
		754
		755	int x = 0;
		756	int y = 0;
		757	int w = 0;
		758	int h = 0;
		759
		760	get_image_geometry (image_width, image_height, w, h, x, y);
		761
		762	if (!(flags & rootAlign)
		763	&& (x >= target_width
		764	|| y >= target_height
		765	|| (x + w <= 0)
		766	|| (y + h <= 0)))
		767	return false;
		768
		769	result = pixbuf;
		770
		771	if ((w != image_width)
		772	|| (h != image_height))
		773	{
		774	result = gdk_pixbuf_scale_simple (pixbuf,
		775	w, h,
		776	GDK_INTERP_BILINEAR);
		777	}
		778
		779	bool ret = false;
		780
		781	if (result)
		782	{
		783	XGCValues gcv;
		784	GC gc;
		785	Pixmap root_pmap;
		786
		787	image_width = gdk_pixbuf_get_width (result);
		788	image_height = gdk_pixbuf_get_height (result);
		789
		790	if (background_flags)
		791	{
		792	root_pmap = pixmap;
		793	pixmap = None;
		794	}
		795	else
		796	{
		797	if (h_scale == 0 || v_scale == 0)
		798	{
		799	new_pmap_width = min (image_width, target_width);
		800	new_pmap_height = min (image_height, target_height);
		801	}
		802	}
		803
		804	if (pixmap)
		805	{
		806	if (pmap_width != new_pmap_width
		807	|| pmap_height != new_pmap_height
		808	|| pmap_depth != target->depth)
		809	{
		810	XFreePixmap (target->dpy, pixmap);
		811	pixmap = None;
		812	}
		813	}
		814
		815	if (pixmap == None)
		816	{
		817	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);
		818	pmap_width = new_pmap_width;
		819	pmap_height = new_pmap_height;
		820	pmap_depth = target->depth;
		821	}
		822
		823	gcv.foreground = target->pix_colors[Color_bg];
		824	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
		825
		826	if (h_scale == 0 || v_scale == 0)
		827	{
		828	Pixmap tile = XCreatePixmap (target->dpy, target->vt, image_width, image_height, target->depth);
		829	gdk_pixbuf_xlib_render_to_drawable (result, tile, gc,
		830	0, 0,
		831	0, 0,
		832	image_width, image_height,
		833	XLIB_RGB_DITHER_NONE,
		834	0, 0);
		835
		836	gcv.tile = tile;
		837	gcv.fill_style = FillTiled;
		838	gcv.ts_x_origin = x;
		839	gcv.ts_y_origin = y;
		840	XChangeGC (target->dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
		841
		842	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
		843	XFreePixmap (target->dpy, tile);
		844	}
		845	else
		846	{
		847	int src_x, src_y, dst_x, dst_y;
		848	int dst_width, dst_height;
		849
		850	src_x = make_clip_rectangle (x, image_width , new_pmap_width , dst_x, dst_width );
		851	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);
		852
		853	if (dst_x > 0 || dst_y > 0
		854	|| dst_x + dst_width < new_pmap_width
		855	|| dst_y + dst_height < new_pmap_height)
		856	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
		857
		858	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
		859	gdk_pixbuf_xlib_render_to_drawable (result, pixmap, gc,
		860	src_x, src_y,
		861	dst_x, dst_y,
		862	dst_width, dst_height,
		863	XLIB_RGB_DITHER_NONE,
		864	0, 0);
		865	}
		866
		867	#if XFT
		868	if (background_flags)
		869	{
		870	Display *dpy = target->dpy;
		871	XRenderPictureAttributes pa;
		872
		873	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, target->display->screen));
		874	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);
		875
		876	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);
		877	Picture dst = XRenderCreatePicture (dpy, pixmap, dst_format, 0, &pa);
		878
		879	pa.repeat = True;
		880	Pixmap mask_pmap = XCreatePixmap (dpy, target->vt, 1, 1, 8);
		881	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
		882	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
		883	XFreePixmap (dpy, mask_pmap);
		884
		885	if (src && dst && mask)
		886	{
		887	XRenderColor mask_c;
		888
		889	mask_c.alpha = 0x8000;
		890	mask_c.red = 0;
		891	mask_c.green = 0;
		892	mask_c.blue = 0;
		893	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
		894	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
		895	}
		896
		897	XRenderFreePicture (dpy, src);
		898	XRenderFreePicture (dpy, dst);
		899	XRenderFreePicture (dpy, mask);
		900
		901	XFreePixmap (dpy, root_pmap);
		902	}
		903	#endif
		904
		905	if (result != pixbuf)
		906	g_object_unref (result);
		907
		908	XFreeGC (target->dpy, gc);
		909
		910	ret = true;
		911	}
		912
		913	return ret;
		914	}
		915	# endif /* HAVE_PIXBUF */
672		916
673	bool	917	bool
674	bgPixmap_t::set_file (const char *file)	918	bgPixmap_t::set_file (const char *file)
675	{	919	{
676	assert (file);	920	assert (file);
677		921
678	if (*file)	922	if (*file)
679	{	923	{
		924	if (const char *p = strchr (file, ';'))
		925	{
		926	size_t len = p - file;
		927	char *f = rxvt_temp_buf<char> (len + 1);
		928	memcpy (f, file, len);
		929	f[len] = '\0';
		930	file = f;
		931	}
		932
680	# ifdef HAVE_AFTERIMAGE	933	# ifdef HAVE_AFTERIMAGE
681	if (!target->asimman)	934	if (!target->asimman)
682	target->asimman = create_generic_imageman (target->rs[Rs_path]);	935	target->asimman = create_generic_imageman (target->rs[Rs_path]);
683
684	if (const char *p = strchr (file, ';'))
685	{
686	size_t len = p - file;
687	char *f = (char *)malloc (len + 1);
688	memcpy (f, file, len);
689	f[len] = '\0';
690	original_asim = get_asimage (target->asimman, f, 0xFFFFFFFF, 100);	936	ASImage *image = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);
691	free (f);	937	if (image)
692	}	938	{
693	else	939	if (original_asim)
694	original_asim = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);	940	safe_asimage_destroy (original_asim);
		941	original_asim = image;
		942	have_image = true;
		943	return true;
		944	}
		945	# endif
695		946
696	return original_asim;	947	# ifdef HAVE_PIXBUF
		948	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
		949	if (image)
		950	{
		951	if (pixbuf)
		952	g_object_unref (pixbuf);
		953	pixbuf = image;
		954	have_image = true;
		955	return true;
		956	}
697	# endif	957	# endif
698	}	958	}
699		959
700	return false;	960	return false;
701	}	961	}
…		…
721	int changed = 0;	981	int changed = 0;
722	unsigned int hr, vr;	982	unsigned int hr, vr;
723	int junk;	983	int junk;
724	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);	984	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
725		985
726	if (!(geom_flags&WidthValue))	986	if (!(geom_flags & WidthValue))
727	hr = 1;	987	hr = 1;
728	if (!(geom_flags&HeightValue))	988	if (!(geom_flags & HeightValue))
729	vr = hr;	989	vr = hr;
		990
		991	min_it (hr, 128);
		992	min_it (vr, 128);
730		993
731	if (h_blurRadius != hr)	994	if (h_blurRadius != hr)
732	{	995	{
733	++changed;	996	++changed;
734	h_blurRadius = hr;	997	h_blurRadius = hr;
…		…
743	if (v_blurRadius == 0 && h_blurRadius == 0)	1006	if (v_blurRadius == 0 && h_blurRadius == 0)
744	flags &= ~blurNeeded;	1007	flags &= ~blurNeeded;
745	else	1008	else
746	flags |= blurNeeded;	1009	flags |= blurNeeded;
747		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
748	return (changed>0);	1023	return (changed > 0);
749	}	1024	}
750		1025
751	static inline unsigned long	1026	static inline unsigned long
752	compute_tint_shade_flags (rxvt_color *tint, int shade)	1027	compute_tint_shade_flags (rxvt_color *tint, int shade)
753	{	1028	{
754	unsigned long flags = 0;	1029	unsigned long flags = 0;
755	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1030	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
756	bool has_shade = (shade > 0 && shade < 100) || (shade > 100 && shade < 200);	1031	bool has_shade = shade != 100;
757		1032
758	if (tint)	1033	if (tint)
759	{	1034	{
760	tint->get (c);	1035	tint->get (c);
761	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)	1036	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)
…		…
770	flags |= bgPixmap_t::tintNeeded;	1045	flags |= bgPixmap_t::tintNeeded;
771	else if (tint)	1046	else if (tint)
772	{	1047	{
773	if ((c.r > 0x000700 || c.g > 0x000700 || c.b > 0x000700)	1048	if ((c.r > 0x000700 || c.g > 0x000700 || c.b > 0x000700)
774	&& (c.r < 0x00f700 || c.g < 0x00f700 || c.b < 0x00f700))	1049	&& (c.r < 0x00f700 || c.g < 0x00f700 || c.b < 0x00f700))
775	{	1050	{
776	flags |= bgPixmap_t::tintNeeded;	1051	flags |= bgPixmap_t::tintNeeded;
777	}	1052	}
778	}	1053	}
779		1054
780	if (flags & bgPixmap_t::tintNeeded)	1055	if (flags & bgPixmap_t::tintNeeded)
781	{	1056	{
782	if (flags & bgPixmap_t::tintWholesome)	1057	if (flags & bgPixmap_t::tintWholesome)
…		…
793	}	1068	}
794		1069
795	bool	1070	bool
796	bgPixmap_t::set_tint (rxvt_color &new_tint)	1071	bgPixmap_t::set_tint (rxvt_color &new_tint)
797	{	1072	{
798	if (tint != new_tint)	1073	if (!(flags & tintSet) || tint != new_tint)
799	{	1074	{
800	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);	1075	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);
801	tint = new_tint;	1076	tint = new_tint;
802	flags = (flags & ~tintFlags) | new_flags | tintSet;	1077	flags = (flags & ~tintFlags) | new_flags | tintSet;
803	return true;	1078	return true;
…		…
811	{	1086	{
812	unsigned long new_flags = compute_tint_shade_flags (NULL, shade);	1087	unsigned long new_flags = compute_tint_shade_flags (NULL, shade);
813		1088
814	if (new_flags != (flags & tintFlags))	1089	if (new_flags != (flags & tintFlags))
815	{	1090	{
816	flags = (flags&~tintFlags)|new_flags;	1091	flags = (flags & ~tintFlags) | new_flags;
817	return true;	1092	return true;
818	}	1093	}
819		1094
820	return false;	1095	return false;
821	}	1096	}
822		1097
823	bool	1098	bool
824	bgPixmap_t::set_shade (const char *shade_str)	1099	bgPixmap_t::set_shade (const char *shade_str)
825	{	1100	{
826	int new_shade = (shade_str) ? atoi (shade_str) : 0;	1101	int new_shade = (shade_str) ? atoi (shade_str) : 100;
827		1102
828	if (new_shade < 0 && new_shade > -100)	1103	clamp_it (new_shade, -100, 200);
		1104	if (new_shade < 0)
829	new_shade = 200 - (100 + new_shade);	1105	new_shade = 200 - (100 + new_shade);
830	else if (new_shade == 100)
831	new_shade = 0;
832		1106
833	if (new_shade != shade)	1107	if (new_shade != shade)
834	{	1108	{
835	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);
836	shade = new_shade;	1110	shade = new_shade;
837	flags = (flags & (~tintFlags | tintSet)) | new_flags;	1111	flags = (flags & (~tintFlags | tintSet)) | new_flags;
838	return true;	1112	return true;
839	}	1113	}
840		1114
841	return false;	1115	return false;
		1116	}
		1117
		1118	#if XFT
		1119	static void
		1120	get_gaussian_kernel (int radius, int width, double *kernel, XFixed *params)
		1121	{
		1122	double sigma = radius / 2.0;
		1123	double scale = sqrt (2.0 * M_PI) * sigma;
		1124	double sum = 0.0;
		1125
		1126	for (int i = 0; i < width; i++)
		1127	{
		1128	double x = i - width / 2;
		1129	kernel[i] = exp (-(x * x) / (2.0 * sigma * sigma)) / scale;
		1130	sum += kernel[i];
		1131	}
		1132
		1133	params[0] = XDoubleToFixed (width);
		1134	params[1] = XDoubleToFixed (1);
		1135
		1136	for (int i = 0; i < width; i++)
		1137	params[i+2] = XDoubleToFixed (kernel[i] / sum);
		1138	}
		1139	#endif
		1140
		1141	bool
		1142	bgPixmap_t::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
		1143	{
		1144	bool ret = false;
		1145	#if XFT
		1146	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
		1147	double *kernel = (double *)malloc (size * sizeof (double));
		1148	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
		1149
		1150	Display *dpy = target->dpy;
		1151	XRenderPictureAttributes pa;
		1152	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		1153
		1154	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1155	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1156
		1157	if (kernel && params && src && dst)
		1158	{
		1159	if (h_blurRadius)
		1160	{
		1161	size = h_blurRadius * 2 + 1;
		1162	get_gaussian_kernel (h_blurRadius, size, kernel, params);
		1163
		1164	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
		1165	XRenderComposite (dpy,
		1166	PictOpSrc,
		1167	src,
		1168	None,
		1169	dst,
		1170	0, 0,
		1171	0, 0,
		1172	0, 0,
		1173	width, height);
		1174	}
		1175
		1176	if (v_blurRadius)
		1177	{
		1178	size = v_blurRadius * 2 + 1;
		1179	get_gaussian_kernel (v_blurRadius, size, kernel, params);
		1180	swap (params[0], params[1]);
		1181
		1182	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
		1183	XRenderComposite (dpy,
		1184	PictOpSrc,
		1185	src,
		1186	None,
		1187	dst,
		1188	0, 0,
		1189	0, 0,
		1190	0, 0,
		1191	width, height);
		1192	}
		1193
		1194	ret = true;
		1195	}
		1196
		1197	free (kernel);
		1198	free (params);
		1199	XRenderFreePicture (dpy, src);
		1200	XRenderFreePicture (dpy, dst);
		1201	#endif
		1202	return ret;
		1203	}
		1204
		1205	bool
		1206	bgPixmap_t::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
		1207	{
		1208	Display *dpy = target->dpy;
		1209	bool ret = false;
		1210
		1211	if (flags & tintWholesome)
		1212	{
		1213	XGCValues gcv;
		1214	GC gc;
		1215
		1216	/* In this case we can tint image server-side getting significant
		1217	* performance improvements, as we eliminate XImage transfer
		1218	*/
		1219	gcv.foreground = Pixel (tint);
		1220	gcv.function = GXand;
		1221	gcv.fill_style = FillSolid;
		1222	gc = XCreateGC (dpy, pixmap, GCFillStyle | GCForeground | GCFunction, &gcv);
		1223	if (gc)
		1224	{
		1225	XFillRectangle (dpy, pixmap, gc, 0, 0, width, height);
		1226	ret = true;
		1227	XFreeGC (dpy, gc);
		1228	}
		1229	}
		1230	else
		1231	{
		1232	# if XFT
		1233	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
		1234
		1235	if (flags & tintSet)
		1236	tint.get (c);
		1237
		1238	if (shade <= 100)
		1239	{
		1240	c.r = (c.r * shade) / 100;
		1241	c.g = (c.g * shade) / 100;
		1242	c.b = (c.b * shade) / 100;
		1243	}
		1244	else
		1245	{
		1246	c.r = ((0xffff - c.r) * (200 - shade)) / 100;
		1247	c.g = ((0xffff - c.g) * (200 - shade)) / 100;
		1248	c.b = ((0xffff - c.b) * (200 - shade)) / 100;
		1249	}
		1250
		1251	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
		1252	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		1253	XRenderPictureAttributes pa;
		1254
		1255	Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1256
		1257	pa.repeat = True;
		1258
		1259	Pixmap overlay_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
		1260	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
		1261	XFreePixmap (dpy, overlay_pmap);
		1262
		1263	pa.component_alpha = True;
		1264	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
		1265	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
		1266	XFreePixmap (dpy, mask_pmap);
		1267
		1268	if (mask_pic && overlay_pic && back_pic)
		1269	{
		1270	XRenderColor mask_c;
		1271
		1272	memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof (mask_c));
		1273	mask_c.alpha = 0xffff;
		1274	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
		1275
		1276	mask_c.alpha = 0;
		1277	mask_c.red = 0xffff - c.r;
		1278	mask_c.green = 0xffff - c.g;
		1279	mask_c.blue = 0xffff - c.b;
		1280	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
		1281	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1282	ret = true;
		1283	}
		1284
		1285	XRenderFreePicture (dpy, mask_pic);
		1286	XRenderFreePicture (dpy, overlay_pic);
		1287	XRenderFreePicture (dpy, back_pic);
		1288	# if DO_TIMING_TEST
		1289	XSync (dpy, False);
		1290	# endif
		1291	# endif
		1292	}
		1293
		1294	return ret;
842	}	1295	}
843		1296
844	/* make_transparency_pixmap()	1297	/* make_transparency_pixmap()
845	* Builds a pixmap sized the same as terminal window, with depth same as the root window	1298	* Builds a pixmap sized the same as terminal window, with depth same as the root window
846	* that pixmap contains tiled portion of the root pixmap that is supposed to be covered by	1299	* that pixmap contains tiled portion of the root pixmap that is supposed to be covered by
…		…
865	unsigned int root_pmap_width, root_pmap_height;	1318	unsigned int root_pmap_width, root_pmap_height;
866	int window_width = target->szHint.width;	1319	int window_width = target->szHint.width;
867	int window_height = target->szHint.height;	1320	int window_height = target->szHint.height;
868	int sx, sy;	1321	int sx, sy;
869	XGCValues gcv;	1322	XGCValues gcv;
		1323	GC gc;
870		1324
871	TIMING_TEST_START (tp);	1325	TIMING_TEST_START (tp);
872	target->get_window_origin (sx, sy);	1326	target->get_window_origin (sx, sy);
873		1327
874	/* check if we are outside of the visible part of the virtual screen : */	1328	/* check if we are outside of the visible part of the virtual screen : */
…		…
876	|| sx >= root_width || sy >= root_height)	1330	|| sx >= root_width || sy >= root_height)
877	return 0;	1331	return 0;
878		1332
879	if (root_pixmap != None)	1333	if (root_pixmap != None)
880	{	1334	{
881	/* we want to validate the pixmap and get it's size at the same time : */	1335	/* we want to validate the pixmap and get its size at the same time : */
882	int junk;	1336	int junk;
883	unsigned int ujunk;	1337	unsigned int ujunk;
884	/* root pixmap may be bad - allow a error */	1338	/* root pixmap may be bad - allow a error */
885	target->allowedxerror = -1;	1339	target->allowedxerror = -1;
886		1340
…		…
888	root_pixmap = None;	1342	root_pixmap = None;
889		1343
890	target->allowedxerror = 0;	1344	target->allowedxerror = 0;
891	}	1345	}
892		1346
		1347	if (root_pixmap == None)
		1348	return 0;
		1349
893	Pixmap tiled_root_pmap = XCreatePixmap (dpy, root, window_width, window_height, root_depth);	1350	Pixmap tiled_root_pmap = XCreatePixmap (dpy, root, window_width, window_height, root_depth);
894	GC gc = NULL;
895		1351
896	if (tiled_root_pmap == None) /* something really bad happened - abort */	1352	if (tiled_root_pmap == None) /* something really bad happened - abort */
897	return 0;	1353	return 0;
898		1354
899	if (root_pixmap == None)
900	{
901	/* use tricks to obtain the root background image :*/
902	/* we want to create Overrideredirect window overlapping out window
903	with background type of Parent Relative and then grab it */
904	XSetWindowAttributes attr;
905	Window src;
906	bool success = false;
907
908	attr.background_pixmap = ParentRelative;
909	attr.backing_store = Always;
910	attr.event_mask = ExposureMask;
911	attr.override_redirect = True;
912	src = XCreateWindow (dpy, root, sx, sy, window_width, window_height, 0,
913	CopyFromParent, CopyFromParent, CopyFromParent,
914	CWBackPixmap|CWBackingStore|CWOverrideRedirect|CWEventMask,
915	&attr);
916
917	if (src != None)
918	{
919	XEvent event;
920	int ev_count = 0;
921	XGrabServer (dpy);
922	XMapRaised (dpy, src);
923	XSync (dpy, False);
924
925	/* XSync should get window where it's properly exposed,
926	* but to be on the safe side - let's check for the actual event to arrive : */
927	while (XCheckWindowEvent (dpy, src, ExposureMask, &event))
928	++ev_count;
929
930	if (ev_count > 0);
931	{
932	/* hooray! - we can grab the image! */
933	gc = XCreateGC (dpy, root, 0, NULL);
934	if (gc)
935	{
936	XCopyArea (dpy, src, tiled_root_pmap, gc, 0, 0, window_width, window_height, 0, 0);
937	success = true;
938	}
939	}
940
941	XDestroyWindow (dpy, src);
942	XUngrabServer (dpy);
943	//fprintf (stderr, "%s:%d: ev_count = %d\n", __FUNCTION__, __LINE__, ev_count);
944	}
945
946	if (!success)
947	{
948	XFreePixmap (dpy, tiled_root_pmap);
949	tiled_root_pmap = None;
950	}
951	else
952	result |= transpPmapTiled;
953	}
954	else
955	{
956	/* straightforward pixmap copy */	1355	/* straightforward pixmap copy */
957	gcv.tile = root_pixmap;	1356	gcv.tile = root_pixmap;
958	gcv.fill_style = FillTiled;	1357	gcv.fill_style = FillTiled;
959		1358
960	while (sx < 0) sx += (int)root_width;	1359	while (sx < 0) sx += (int)root_width;
961	while (sy < 0) sy += (int)root_height;	1360	while (sy < 0) sy += (int)root_height;
962		1361
963	gcv.ts_x_origin = -sx;	1362	gcv.ts_x_origin = -sx;
964	gcv.ts_y_origin = -sy;	1363	gcv.ts_y_origin = -sy;
965	gc = XCreateGC (dpy, root, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	1364	gc = XCreateGC (dpy, root, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
966		1365
967	if (gc)	1366	if (gc)
968	{	1367	{
969	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);	1368	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
970	result |= transpPmapTiled;	1369	result |= transpPmapTiled;
971	}	1370	XFreeGC (dpy, gc);
972	}	1371	}
973	TIMING_TEST_PRINT_RESULT (tp);	1372	TIMING_TEST_PRINT_RESULT (tp);
974		1373
975	if (tiled_root_pmap != None)	1374	if (tiled_root_pmap != None)
976	{	1375	{
977	if (!need_client_side_rendering ())	1376	if (!need_client_side_rendering ())
978	{	1377	{
979	if ((flags & tintNeeded))	1378	if (flags & (blurNeeded | blurServerSide))
980	{
981	if (flags & tintWholesome)
982	{	1379	{
983	/* In this case we can tint image server-side getting significant	1380	if (blur_pixmap (tiled_root_pmap, DefaultVisual (dpy, screen), window_width, window_height))
984	* performance improvements, as we eliminate XImage transfer
985	*/
986	gcv.foreground = Pixel (tint);
987	gcv.function = GXand;
988	gcv.fill_style = FillSolid;
989	if (gc)
990	XChangeGC (dpy, gc, GCFillStyle | GCForeground | GCFunction, &gcv);
991	else
992	gc = XCreateGC (dpy, root, GCFillStyle | GCForeground | GCFunction, &gcv);
993	if (gc)
994	{
995	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
996	result |= transpPmapTinted;	1381	result |= transpPmapBlurred;
997	}
998	}
999	else
1000	{
1001	# if XFT
1002	Picture back_pic = 0;
1003	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1004
1005	if (flags & tintSet)
1006	tint.get (c);
1007
1008	if (shade > 0 && shade < 100)
1009	{
1010	c.r = (c.r * shade) / 100;
1011	c.g = (c.g * shade) / 100;
1012	c.b = (c.b * shade) / 100;
1013	}
1014	else if (shade > 100 && shade < 200)
1015	{
1016	c.r = (c.r * (200 - shade)) / 100;
1017	c.g = (c.g * (200 - shade)) / 100;
1018	c.b = (c.b * (200 - shade)) / 100;
1019	}
1020
1021	XRenderPictFormat pf;
1022	pf.type = PictTypeDirect;
1023	pf.depth = 32;
1024	pf.direct.redMask = 0xff;
1025	pf.direct.greenMask = 0xff;
1026	pf.direct.blueMask = 0xff;
1027	pf.direct.alphaMask = 0xff;
1028
1029	XRenderPictFormat *solid_format = XRenderFindFormat (dpy,
1030	(PictFormatType|
1031	PictFormatDepth|
1032	PictFormatRedMask|
1033	PictFormatGreenMask|
1034	PictFormatBlueMask|
1035	PictFormatAlphaMask),
1036	&pf,
1037	0);
1038	XRenderPictFormat *root_format = XRenderFindVisualFormat (dpy, DefaultVisualOfScreen (ScreenOfDisplay (dpy, target->display->screen)));
1039	XRenderPictureAttributes pa ;
1040
1041	back_pic = XRenderCreatePicture (dpy, tiled_root_pmap, root_format, 0, &pa);
1042
1043	pa.repeat = True;
1044
1045	Pixmap overlay_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
1046	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1047	XFreePixmap (dpy, overlay_pmap);
1048
1049	pa.component_alpha = True;
1050	Pixmap mask_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
1051	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
1052	XFreePixmap (dpy, mask_pmap);
1053
1054	if (mask_pic && overlay_pic && back_pic)
1055	{
1056	XRenderColor mask_c;
1057
1058	memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof (mask_c));
1059	mask_c.alpha = 0xffff;
1060	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1061
1062	mask_c.alpha = 0;
1063	mask_c.red = 0xffff - c.r;
1064	mask_c.green = 0xffff - c.g;
1065	mask_c.blue = 0xffff - c.b;
1066	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1067	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, window_width, window_height);
1068	result |= transpPmapTinted;
1069	}
1070
1071	XRenderFreePicture (dpy, mask_pic);
1072	XRenderFreePicture (dpy, overlay_pic);
1073	XRenderFreePicture (dpy, back_pic);
1074	# if DO_TIMING_TEST
1075	XSync (dpy, False);
1076	# endif
1077	# endif
1078	}
1079	}	1382	}
		1383	if (flags & (tintNeeded | tintServerSide))
		1384	{
		1385	if (tint_pixmap (tiled_root_pmap, DefaultVisual (dpy, screen), window_width, window_height))
		1386	result |= transpPmapTinted;
		1387	}
1080	} /* server side rendering completed */	1388	} /* server side rendering completed */
1081		1389
1082	if (pixmap)	1390	if (pixmap)
1083	XFreePixmap (dpy, pixmap);	1391	XFreePixmap (dpy, pixmap);
1084		1392
…		…
1086	pmap_width = window_width;	1394	pmap_width = window_width;
1087	pmap_height = window_height;	1395	pmap_height = window_height;
1088	pmap_depth = root_depth;	1396	pmap_depth = root_depth;
1089	}	1397	}
1090		1398
1091	if (gc)
1092	XFreeGC (dpy, gc);
1093
1094	TIMING_TEST_PRINT_RESULT (tp);	1399	TIMING_TEST_PRINT_RESULT (tp);
1095		1400
1096	return result;	1401	return result;
1097	}	1402	}
1098		1403
…		…
1112	return false;	1417	return false;
1113	}	1418	}
1114	# endif /* ENABLE_TRANSPARENCY */	1419	# endif /* ENABLE_TRANSPARENCY */
1115		1420
1116	# ifndef HAVE_AFTERIMAGE	1421	# ifndef HAVE_AFTERIMAGE
1117	static void ShadeXImage(rxvt_term *term, XImage *srcImage, int shade, int rm, int gm, int bm);	1422	static void ShadeXImage(Visual *visual, XImage *srcImage, int shade, int rm, int gm, int bm);
1118	# endif	1423	# endif
1119		1424
1120	bool	1425	bool
1121	bgPixmap_t::render ()	1426	bgPixmap_t::render ()
1122	{	1427	{
…		…
1134	/* we need to re-generate transparency pixmap in that case ! */	1439	/* we need to re-generate transparency pixmap in that case ! */
1135	background_flags = make_transparency_pixmap ();	1440	background_flags = make_transparency_pixmap ();
1136	if (background_flags == 0)	1441	if (background_flags == 0)
1137	return false;	1442	return false;
1138	else if ((background_flags & transpTransformations) == (flags & transpTransformations)	1443	else if ((background_flags & transpTransformations) == (flags & transpTransformations)
1139	&& pmap_depth == target->depth)	1444	&& pmap_depth == target->depth)
1140	flags = flags & ~isInvalid;	1445	flags = flags & ~isInvalid;
1141	}	1446	}
1142	# endif	1447	# endif
1143		1448
		1449	# ifdef BG_IMAGE_FROM_FILE
		1450	if (have_image
		1451	|| (background_flags & transpTransformations) != (flags & transpTransformations))
		1452	{
		1453	if (render_image (background_flags))
		1454	flags = flags & ~isInvalid;
		1455	}
		1456	# endif
		1457
1144	XImage *result = NULL;	1458	XImage *result = NULL;
1145	# ifdef HAVE_AFTERIMAGE	1459
1146	if (original_asim	1460	if (background_flags && (flags & isInvalid))
1147	|| (background_flags & transpTransformations) != (flags & transpTransformations))	1461	{
		1462	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1148	{	1463	}
1149	target->init_asv ();
1150		1464
1151	ASImage *background = NULL;	1465	if (result)
1152	ARGB32 as_tint = TINT_LEAVE_SAME;	1466	{
1153	if (background_flags)	1467	# if !defined(HAVE_AFTERIMAGE) && !XFT
1154	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);	1468	/* our own client-side tinting */
1155		1469	/* ATTENTION: We ASSUME that XFT will let us do all the tinting necessary server-side.
1156	# ifdef ENABLE_TRANSPARENCY	1470	This may need to be changed in need_client_side_rendering() logic is altered !!! */
1157	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	1471	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
1158	{	1472	{
1159	ShadingInfo as_shade;
1160	as_shade.shading = (shade == 0) ? 100 : shade;
1161
1162	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1473	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1163	if (flags & tintSet)	1474	if (flags & tintSet)
1164	tint.get (c);	1475	tint.get (c);
1165	as_shade.tintColor.red = c.r;	1476	ShadeXImage (DefaultVisual (target->dpy, target->display->screen), result, shade, c.r, c.g, c.b);
1166	as_shade.tintColor.green = c.g;
1167	as_shade.tintColor.blue = c.b;
1168
1169	as_tint = shading2tint32 (&as_shade);
1170	}
1171
1172	if (!(background_flags & transpPmapBlured) && (flags & blurNeeded) && background != NULL)
1173	{
1174	ASImage *tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
1175	(original_asim == NULL || tint == TINT_LEAVE_SAME)?ASA_XImage:ASA_ASImage,
1176	100, ASIMAGE_QUALITY_DEFAULT);
1177	if (tmp)
1178	{
1179	destroy_asimage (&background);
1180	background = tmp;
1181	}
1182	}	1477	}
1183	# endif	1478	# endif
1184		1479
1185	if (render_asim (background, as_tint))
1186	flags = flags & ~isInvalid;
1187	if (background)
1188	destroy_asimage (&background);
1189	}
1190	else if (background_flags && pmap_depth != target->depth)
1191	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1192
1193	# elif !XFT /* our own client-side tinting */
1194
1195	/* ATTENTION: We ASSUME that XFT will let us do all the tinting necessary server-side.
1196	This may need to be changed in need_client_side_rendering() logic is altered !!! */
1197
1198	if (background_flags && (flags & isInvalid))
1199	{
1200	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1201
1202	if (result != NULL && !(background_flags & transpPmapTinted) && (flags & tintNeeded))
1203	{
1204	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1205	if (flags & tintSet)
1206	tint.get (c);
1207	ShadeXImage (target, result, shade, c.r, c.g, c.b);
1208	}
1209	}
1210	# endif /* HAVE_AFTERIMAGE */
1211
1212	if (result)
1213	{
1214	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);	1480	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);
1215		1481
1216	if (gc)	1482	if (gc)
1217	{	1483	{
1218	if (/*pmap_depth != target->depth &&*/ pixmap != None)	1484	if (/*pmap_depth != target->depth &&*/ pixmap != None)
…		…
1247		1513
1248	XFreeGC (target->dpy, gc);	1514	XFreeGC (target->dpy, gc);
1249	flags = flags & ~isInvalid;	1515	flags = flags & ~isInvalid;
1250	}	1516	}
1251		1517
1252	XDestroyImage (result);	1518	XDestroyImage (result);
1253	}	1519	}
1254		1520
1255	if (flags & isInvalid)	1521	if (flags & isInvalid)
1256	{	1522	{
1257	if (pixmap != None)	1523	if (pixmap != None)
…		…
1350	/* taken from aterm-0.4.2 */	1616	/* taken from aterm-0.4.2 */
1351		1617
1352	typedef uint32_t RUINT32T;	1618	typedef uint32_t RUINT32T;
1353		1619
1354	static void	1620	static void
1355	ShadeXImage(rxvt_term *term, XImage *srcImage, int shade, int rm, int gm, int bm)	1621	ShadeXImage(Visual *visual, XImage *srcImage, int shade, int rm, int gm, int bm)
1356	{	1622	{
1357	int sh_r, sh_g, sh_b;	1623	int sh_r, sh_g, sh_b;
1358	RUINT32T mask_r, mask_g, mask_b;	1624	RUINT32T mask_r, mask_g, mask_b;
1359	RUINT32T *lookup, *lookup_r, *lookup_g, *lookup_b;	1625	RUINT32T *lookup, *lookup_r, *lookup_g, *lookup_b;
1360	unsigned int lower_lim_r, lower_lim_g, lower_lim_b;	1626	unsigned int lower_lim_r, lower_lim_g, lower_lim_b;
1361	unsigned int upper_lim_r, upper_lim_g, upper_lim_b;	1627	unsigned int upper_lim_r, upper_lim_g, upper_lim_b;
1362	int i;	1628	int i;
		1629	int host_byte_order = byteorder.big_endian () ? MSBFirst : LSBFirst;
1363		1630
1364	Visual *visual = term->visual;
1365
1366	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return ;	1631	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return;
1367
1368	if (shade == 0)
1369	shade = 100;
1370		1632
1371	/* for convenience */	1633	/* for convenience */
1372	mask_r = visual->red_mask;	1634	mask_r = visual->red_mask;
1373	mask_g = visual->green_mask;	1635	mask_g = visual->green_mask;
1374	mask_b = visual->blue_mask;	1636	mask_b = visual->blue_mask;
1375		1637
1376	/* boring lookup table pre-initialization */	1638	/* boring lookup table pre-initialization */
1377	switch (srcImage->bits_per_pixel) {	1639	switch (srcImage->depth)
		1640	{
1378	case 15:	1641	case 15:
1379	if ((mask_r != 0x7c00) ||	1642	if ((mask_r != 0x7c00) ||
1380	(mask_g != 0x03e0) ||	1643	(mask_g != 0x03e0) ||
1381	(mask_b != 0x001f))	1644	(mask_b != 0x001f))
1382	return;	1645	return;
1383	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+32+32));	1646	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+32+32));
1384	lookup_r = lookup;	1647	lookup_r = lookup;
1385	lookup_g = lookup+32;	1648	lookup_g = lookup+32;
1386	lookup_b = lookup+32+32;	1649	lookup_b = lookup+32+32;
1387	sh_r = 10;	1650	sh_r = 10;
1388	sh_g = 5;	1651	sh_g = 5;
1389	sh_b = 0;	1652	sh_b = 0;
1390	break;	1653	break;
1391	case 16:	1654	case 16:
1392	if ((mask_r != 0xf800) ||	1655	if ((mask_r != 0xf800) ||
1393	(mask_g != 0x07e0) ||	1656	(mask_g != 0x07e0) ||
1394	(mask_b != 0x001f))	1657	(mask_b != 0x001f))
1395	return;	1658	return;
1396	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+64+32));	1659	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+64+32));
1397	lookup_r = lookup;	1660	lookup_r = lookup;
1398	lookup_g = lookup+32;	1661	lookup_g = lookup+32;
1399	lookup_b = lookup+32+64;	1662	lookup_b = lookup+32+64;
1400	sh_r = 11;	1663	sh_r = 11;
1401	sh_g = 5;	1664	sh_g = 5;
1402	sh_b = 0;	1665	sh_b = 0;
1403	break;	1666	break;
1404	case 24:	1667	case 24:
1405	if ((mask_r != 0xff0000) ||	1668	if ((mask_r != 0xff0000) ||
1406	(mask_g != 0x00ff00) ||	1669	(mask_g != 0x00ff00) ||
1407	(mask_b != 0x0000ff))	1670	(mask_b != 0x0000ff))
1408	return;	1671	return;
1409	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));	1672	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));
1410	lookup_r = lookup;	1673	lookup_r = lookup;
1411	lookup_g = lookup+256;	1674	lookup_g = lookup+256;
1412	lookup_b = lookup+256+256;	1675	lookup_b = lookup+256+256;
1413	sh_r = 16;	1676	sh_r = 16;
1414	sh_g = 8;	1677	sh_g = 8;
1415	sh_b = 0;	1678	sh_b = 0;
1416	break;	1679	break;
1417	case 32:	1680	case 32:
1418	if ((mask_r != 0xff0000) ||	1681	if ((mask_r != 0xff0000) ||
1419	(mask_g != 0x00ff00) ||	1682	(mask_g != 0x00ff00) ||
1420	(mask_b != 0x0000ff))	1683	(mask_b != 0x0000ff))
1421	return;	1684	return;
1422	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));	1685	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));
1423	lookup_r = lookup;	1686	lookup_r = lookup;
1424	lookup_g = lookup+256;	1687	lookup_g = lookup+256;
1425	lookup_b = lookup+256+256;	1688	lookup_b = lookup+256+256;
1426	sh_r = 16;	1689	sh_r = 16;
1427	sh_g = 8;	1690	sh_g = 8;
1428	sh_b = 0;	1691	sh_b = 0;
1429	break;	1692	break;
1430	default:	1693	default:
1431	return; /* we do not support this color depth */	1694	return; /* we do not support this color depth */
1432	}	1695	}
1433		1696
1434	/* prepare limits for color transformation (each channel is handled separately) */	1697	/* prepare limits for color transformation (each channel is handled separately) */
1435	if (shade < 0) {	1698	if (shade > 100)
		1699	{
1436	shade = -shade;	1700	shade = 200 - shade;
1437	if (shade < 0) shade = 0;
1438	if (shade > 100) shade = 100;
1439		1701
1440	lower_lim_r = 65535-rm;	1702	lower_lim_r = 65535-rm;
1441	lower_lim_g = 65535-gm;	1703	lower_lim_g = 65535-gm;
1442	lower_lim_b = 65535-bm;	1704	lower_lim_b = 65535-bm;
1443		1705
1444	lower_lim_r = 65535-(unsigned int)(((RUINT32T)lower_lim_r)*((RUINT32T)shade)/100);	1706	lower_lim_r = 65535-(unsigned int)(((RUINT32T)lower_lim_r)*((RUINT32T)shade)/100);
1445	lower_lim_g = 65535-(unsigned int)(((RUINT32T)lower_lim_g)*((RUINT32T)shade)/100);	1707	lower_lim_g = 65535-(unsigned int)(((RUINT32T)lower_lim_g)*((RUINT32T)shade)/100);
1446	lower_lim_b = 65535-(unsigned int)(((RUINT32T)lower_lim_b)*((RUINT32T)shade)/100);	1708	lower_lim_b = 65535-(unsigned int)(((RUINT32T)lower_lim_b)*((RUINT32T)shade)/100);
1447		1709
1448	upper_lim_r = upper_lim_g = upper_lim_b = 65535;	1710	upper_lim_r = upper_lim_g = upper_lim_b = 65535;
		1711	}
1449	} else {	1712	else
1450	if (shade < 0) shade = 0;	1713	{
1451	if (shade > 100) shade = 100;
1452		1714
1453	lower_lim_r = lower_lim_g = lower_lim_b = 0;	1715	lower_lim_r = lower_lim_g = lower_lim_b = 0;
1454		1716
1455	upper_lim_r = (unsigned int)((((RUINT32T)rm)*((RUINT32T)shade))/100);	1717	upper_lim_r = (unsigned int)((((RUINT32T)rm)*((RUINT32T)shade))/100);
1456	upper_lim_g = (unsigned int)((((RUINT32T)gm)*((RUINT32T)shade))/100);	1718	upper_lim_g = (unsigned int)((((RUINT32T)gm)*((RUINT32T)shade))/100);
1457	upper_lim_b = (unsigned int)((((RUINT32T)bm)*((RUINT32T)shade))/100);	1719	upper_lim_b = (unsigned int)((((RUINT32T)bm)*((RUINT32T)shade))/100);
1458	}	1720	}
1459
1460	/* switch red and blue bytes if necessary, we need it for some weird XServers like XFree86 3.3.3.1 */
1461	if ((srcImage->bits_per_pixel == 24) && (mask_r >= 0xFF0000 ))
1462	{
1463	unsigned int tmp;
1464
1465	tmp = lower_lim_r;
1466	lower_lim_r = lower_lim_b;
1467	lower_lim_b = tmp;
1468
1469	tmp = upper_lim_r;
1470	upper_lim_r = upper_lim_b;
1471	upper_lim_b = tmp;
1472	}
1473		1721
1474	/* fill our lookup tables */	1722	/* fill our lookup tables */
1475	for (i = 0; i <= mask_r>>sh_r; i++)	1723	for (i = 0; i <= mask_r>>sh_r; i++)
1476	{	1724	{
1477	RUINT32T tmp;	1725	RUINT32T tmp;
1478	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_r-lower_lim_r));	1726	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_r-lower_lim_r));
1479	tmp += ((RUINT32T)(mask_r>>sh_r))*((RUINT32T)lower_lim_r);	1727	tmp += ((RUINT32T)(mask_r>>sh_r))*((RUINT32T)lower_lim_r);
1480	lookup_r[i] = (tmp/65535)<<sh_r;	1728	lookup_r[i] = (tmp/65535)<<sh_r;
1481	}	1729	}
1482	for (i = 0; i <= mask_g>>sh_g; i++)	1730	for (i = 0; i <= mask_g>>sh_g; i++)
1483	{	1731	{
1484	RUINT32T tmp;	1732	RUINT32T tmp;
1485	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_g-lower_lim_g));	1733	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_g-lower_lim_g));
1486	tmp += ((RUINT32T)(mask_g>>sh_g))*((RUINT32T)lower_lim_g);	1734	tmp += ((RUINT32T)(mask_g>>sh_g))*((RUINT32T)lower_lim_g);
1487	lookup_g[i] = (tmp/65535)<<sh_g;	1735	lookup_g[i] = (tmp/65535)<<sh_g;
1488	}	1736	}
1489	for (i = 0; i <= mask_b>>sh_b; i++)	1737	for (i = 0; i <= mask_b>>sh_b; i++)
1490	{	1738	{
1491	RUINT32T tmp;	1739	RUINT32T tmp;
1492	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_b-lower_lim_b));	1740	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_b-lower_lim_b));
1493	tmp += ((RUINT32T)(mask_b>>sh_b))*((RUINT32T)lower_lim_b);	1741	tmp += ((RUINT32T)(mask_b>>sh_b))*((RUINT32T)lower_lim_b);
1494	lookup_b[i] = (tmp/65535)<<sh_b;	1742	lookup_b[i] = (tmp/65535)<<sh_b;
1495	}	1743	}
1496		1744
1497	/* apply table to input image (replacing colors by newly calculated ones) */	1745	/* apply table to input image (replacing colors by newly calculated ones) */
1498	switch (srcImage->bits_per_pixel)	1746	if (srcImage->bits_per_pixel == 32
1499	{	1747	&& (srcImage->depth == 24 || srcImage->depth == 32)
1500	case 15:	1748	&& srcImage->byte_order == host_byte_order)
1501	{
1502	unsigned short *p1, *pf, *p, *pl;
1503	p1 = (unsigned short *) srcImage->data;
1504	pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1505	while (p1 < pf)
1506	{
1507	p = p1;
1508	pl = p1 + srcImage->width;
1509	for (; p < pl; p++)
1510	{
1511	*p = lookup_r[(*p & 0x7c00)>>10] |
1512	lookup_g[(*p & 0x03e0)>> 5] |
1513	lookup_b[(*p & 0x001f)];
1514	}
1515	p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1516	}
1517	break;
1518	}
1519	case 16:
1520	{
1521	unsigned short *p1, *pf, *p, *pl;
1522	p1 = (unsigned short *) srcImage->data;
1523	pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1524	while (p1 < pf)
1525	{
1526	p = p1;
1527	pl = p1 + srcImage->width;
1528	for (; p < pl; p++)
1529	{
1530	*p = lookup_r[(*p & 0xf800)>>11] |
1531	lookup_g[(*p & 0x07e0)>> 5] |
1532	lookup_b[(*p & 0x001f)];
1533	}
1534	p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1535	}
1536	break;
1537	}
1538	case 24:
1539	{
1540	unsigned char *p1, *pf, *p, *pl;
1541	p1 = (unsigned char *) srcImage->data;
1542	pf = (unsigned char *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1543	while (p1 < pf)
1544	{
1545	p = p1;
1546	pl = p1 + srcImage->width * 3;
1547	for (; p < pl; p += 3)
1548	{
1549	p[0] = lookup_r[(p[0] & 0xff0000)>>16];
1550	p[1] = lookup_r[(p[1] & 0x00ff00)>> 8];
1551	p[2] = lookup_r[(p[2] & 0x0000ff)];
1552	}
1553	p1 = (unsigned char *) ((char *) p1 + srcImage->bytes_per_line);
1554	}
1555	break;
1556	}
1557	case 32:
1558	{	1749	{
1559	RUINT32T *p1, *pf, *p, *pl;	1750	RUINT32T *p1, *pf, *p, *pl;
1560	p1 = (RUINT32T *) srcImage->data;	1751	p1 = (RUINT32T *) srcImage->data;
1561	pf = (RUINT32T *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);	1752	pf = (RUINT32T *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1562		1753
1563	while (p1 < pf)	1754	while (p1 < pf)
1564	{	1755	{
1565	p = p1;	1756	p = p1;
1566	pl = p1 + srcImage->width;	1757	pl = p1 + srcImage->width;
1567	for (; p < pl; p++)	1758	for (; p < pl; p++)
1568	{	1759	{
1569	*p = lookup_r[(*p & 0xff0000)>>16] |	1760	*p = lookup_r[(*p & 0xff0000) >> 16] |
1570	lookup_g[(*p & 0x00ff00)>> 8] |	1761	lookup_g[(*p & 0x00ff00) >> 8] |
1571	lookup_b[(*p & 0x0000ff)] |	1762	lookup_b[(*p & 0x0000ff)] |
1572	(*p & ~0xffffff);	1763	(*p & 0xff000000);
1573	}	1764	}
1574	p1 = (RUINT32T *) ((char *) p1 + srcImage->bytes_per_line);	1765	p1 = (RUINT32T *) ((char *) p1 + srcImage->bytes_per_line);
1575	}	1766	}
1576	break;	1767	}
		1768	else
1577	}	1769	{
		1770	for (int y = 0; y < srcImage->height; y++)
		1771	for (int x = 0; x < srcImage->width; x++)
		1772	{
		1773	unsigned long pixel = XGetPixel (srcImage, x, y);
		1774	pixel = lookup_r[(pixel & mask_r) >> sh_r] |
		1775	lookup_g[(pixel & mask_g) >> sh_g] |
		1776	lookup_b[(pixel & mask_b) >> sh_b];
		1777	XPutPixel (srcImage, x, y, pixel);
		1778	}
1578	}	1779	}
1579		1780
1580	free (lookup);	1781	free (lookup);
1581	}	1782	}
1582	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */	1783	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */

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