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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.45 by sf-exg, Sun Aug 29 16:10:42 2010 UTC vs.
Revision 1.97 by sf-exg, Fri Oct 22 18:03:10 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
…		…
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	* effects 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",
447	// flags, h_scale, v_scale, h_align, v_align);
448	return (changed > 0);	433	return (changed > 0);
		434	}
		435
		436	void
		437	bgPixmap_t::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
		438	{
		439	int target_width = target->szHint.width;
		440	int target_height = target->szHint.height;
		441
		442	if (flags & propScale)
		443	{
		444	float scale = (float)target_width / image_width;
		445	min_it (scale, (float)target_height / image_height);
		446	w = image_width * scale + 0.5;
		447	h = image_height * scale + 0.5;
		448	}
		449	else
		450	{
		451	w = h_scale * target_width / 100;
		452	h = v_scale * target_height / 100;
		453	}
		454
		455	if (!w) w = image_width;
		456	if (!h) h = image_height;
		457
		458	if (flags & rootAlign)
		459	{
		460	target->get_window_origin (x, y);
		461	x = -x;
		462	y = -y;
		463	}
		464	else
		465	{
		466	x = make_align_position (h_align, target_width, w);
		467	y = make_align_position (v_align, target_height, h);
		468	}
		469
		470	flags &= ~sizeSensitive;
		471	if ((flags & propScale) || h_scale || v_scale
		472	|| (!(flags & rootAlign) && (h_align || v_align))
		473	|| w > target_width || h > target_height)
		474	flags |= sizeSensitive;
449	}	475	}
450		476
451	# ifdef HAVE_AFTERIMAGE	477	# ifdef HAVE_AFTERIMAGE
452	bool	478	bool
453	bgPixmap_t::render_asim (unsigned long background_flags)	479	bgPixmap_t::render_image (unsigned long background_flags)
454	{	480	{
455	if (target == NULL)	481	if (target == NULL)
456	return false;	482	return false;
457		483
458	target->init_asv ();	484	target->init_asv ();
…		…
465	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);	491	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);
466		492
467	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	493	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
468	{	494	{
469	ShadingInfo as_shade;	495	ShadingInfo as_shade;
470	as_shade.shading = (shade == 0) ? 100 : shade;	496	as_shade.shading = shade;
471		497
472	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	498	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
473	if (flags & tintSet)	499	if (flags & tintSet)
474	tint.get (c);	500	tint.get (c);
475	as_shade.tintColor.red = c.r;	501	as_shade.tintColor.red = c.r;
…		…
477	as_shade.tintColor.blue = c.b;	503	as_shade.tintColor.blue = c.b;
478		504
479	background_tint = shading2tint32 (&as_shade);	505	background_tint = shading2tint32 (&as_shade);
480	}	506	}
481		507
482	if (!(background_flags & transpPmapBlured) && (flags & blurNeeded) && background != NULL)	508	if (!(background_flags & transpPmapBlurred) && (flags & blurNeeded) && background != NULL)
483	{	509	{
484	ASImage *tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,	510	ASImage *tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
485	(original_asim == NULL || tint == TINT_LEAVE_SAME)?ASA_XImage:ASA_ASImage,	511	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,
486	100, ASIMAGE_QUALITY_DEFAULT);	512	100, ASIMAGE_QUALITY_DEFAULT);
487	if (tmp)	513	if (tmp)
488	{	514	{
489	destroy_asimage (&background);	515	destroy_asimage (&background);
490	background = tmp;	516	background = tmp;
…		…
499	int new_pmap_width = target_width;	525	int new_pmap_width = target_width;
500	int new_pmap_height = target_height;	526	int new_pmap_height = target_height;
501		527
502	int x = 0;	528	int x = 0;
503	int y = 0;	529	int y = 0;
504	int w = h_scale * target_width / 100;	530	int w = 0;
505	int h = v_scale * target_height / 100;	531	int h = 0;
506
507	TIMING_TEST_START (asim);
508		532
509	if (original_asim)	533	if (original_asim)
510	{	534	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
511	if (h_align == rootAlign || v_align == rootAlign)
512	{
513	target->get_window_origin(x, y);
514	x = -x;
515	y = -y;
516	}
517
518	if (h_align != rootAlign)
519	x = make_align_position (h_align, target_width, w > 0 ? w : (int)original_asim->width);
520
521	if (v_align != rootAlign)
522	y = make_align_position (v_align, target_height, h > 0 ? h : (int)original_asim->height);
523	}
524		535
525	if (!original_asim	536	if (!original_asim
		537	|| (!(flags & rootAlign)
526	|| x >= target_width	538	&& (x >= target_width
527	|| y >= target_height	539	|| y >= target_height
528	|| (w > 0 && x + w <= 0)	540	|| (x + w <= 0)
529	|| (h > 0 && y + h <= 0))	541	|| (y + h <= 0))))
530	{	542	{
531	if (background)	543	if (background)
532	{	544	{
533	new_pmap_width = background->width;	545	new_pmap_width = background->width;
534	new_pmap_height = background->height;	546	new_pmap_height = background->height;
…		…
548	}	560	}
549	else	561	else
550	{	562	{
551	result = original_asim;	563	result = original_asim;
552		564
553	if ((w > 0 && w != original_asim->width)	565	if ((w != original_asim->width)
554	|| (h > 0 && h != original_asim->height))	566	|| (h != original_asim->height))
555	{	567	{
556	result = scale_asimage (target->asv, original_asim,	568	result = scale_asimage (target->asv, original_asim,
557	w > 0 ? w : original_asim->width,	569	w, h,
558	h > 0 ? h : original_asim->height,
559	background ? ASA_ASImage : ASA_XImage,	570	background ? ASA_ASImage : ASA_XImage,
560	100, ASIMAGE_QUALITY_DEFAULT);	571	100, ASIMAGE_QUALITY_DEFAULT);
561	}	572	}
562		573
563	if (background == NULL)	574	if (background == NULL)
564	{	575	{
565	/* if tiling - pixmap has to be sized exactly as the image,
566	but there is no need to make it bigger than the window! */
567	if (h_scale == 0)
568	new_pmap_width = min (result->width, target_width);
569	if (v_scale == 0)
570	new_pmap_height = min (result->height, target_height);
571	/* we also need to tile our image in one or both directions */
572	if (h_scale == 0 || v_scale == 0)	576	if (h_scale == 0 || v_scale == 0)
573	{	577	{
		578	/* if tiling - pixmap has to be sized exactly as the image,
		579	but there is no need to make it bigger than the window! */
		580	new_pmap_width = min (result->width, target_width);
		581	new_pmap_height = min (result->height, target_height);
		582
		583	/* we also need to tile our image in both directions */
574	ASImage *tmp = tile_asimage (target->asv, result,	584	ASImage *tmp = tile_asimage (target->asv, result,
575	(h_scale > 0) ? 0 : (int)result->width - x,	585	(int)result->width - x,
576	(v_scale > 0) ? 0 : (int)result->height - y,	586	(int)result->height - y,
577	new_pmap_width,	587	new_pmap_width,
578	new_pmap_height,	588	new_pmap_height,
579	TINT_LEAVE_SAME, ASA_XImage,	589	TINT_LEAVE_SAME, ASA_XImage,
580	100, ASIMAGE_QUALITY_DEFAULT);	590	100, ASIMAGE_QUALITY_DEFAULT);
581	if (tmp)	591	if (tmp)
…		…
596	layers[0].clip_width = target_width;	606	layers[0].clip_width = target_width;
597	layers[0].clip_height = target_height;	607	layers[0].clip_height = target_height;
598	layers[0].tint = background_tint;	608	layers[0].tint = background_tint;
599	layers[1].im = result;	609	layers[1].im = result;
600		610
601	if (w <= 0)	611	if (h_scale == 0 || v_scale == 0)
602	{	612	{
603	/* tile horizontally */	613	/* tile horizontally */
604	while (x > 0) x -= (int)result->width;	614	while (x > 0) x -= (int)result->width;
605	layers[1].dst_x = x;	615	layers[1].dst_x = x;
606	layers[1].clip_width = result->width+target_width;	616	layers[1].clip_width = result->width+target_width;
…		…
610	/* clip horizontally */	620	/* clip horizontally */
611	layers[1].dst_x = x;	621	layers[1].dst_x = x;
612	layers[1].clip_width = result->width;	622	layers[1].clip_width = result->width;
613	}	623	}
614		624
615	if (h <= 0)	625	if (h_scale == 0 || v_scale == 0)
616	{	626	{
617	while (y > 0) y -= (int)result->height;	627	while (y > 0) y -= (int)result->height;
618	layers[1].dst_y = y;	628	layers[1].dst_y = y;
619	layers[1].clip_height = result->height + target_height;	629	layers[1].clip_height = result->height + target_height;
620	}	630	}
…		…
643	}	653	}
644		654
645	free (layers);	655	free (layers);
646	}	656	}
647	}	657	}
648	TIMING_TEST_PRINT_RESULT (asim);
649		658
650	if (pixmap)	659	bool ret = false;
651	{
652	if (result == NULL
653	|| pmap_width != new_pmap_width
654	|| pmap_height != new_pmap_height
655	|| pmap_depth != target->depth)
656	{
657	XFreePixmap (target->dpy, pixmap);
658	pixmap = None;
659	}
660	}
661		660
662	if (result)	661	if (result)
663	{	662	{
664	XGCValues gcv;	663	XGCValues gcv;
665	GC gc;	664	GC gc;
		665
		666	if (pixmap)
		667	{
		668	if (pmap_width != new_pmap_width
		669	|| pmap_height != new_pmap_height
		670	|| pmap_depth != target->depth)
		671	{
		672	XFreePixmap (target->dpy, pixmap);
		673	pixmap = None;
		674	}
		675	}
666		676
667	/* create Pixmap */	677	/* create Pixmap */
668	if (pixmap == None)	678	if (pixmap == None)
669	{	679	{
670	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);	680	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);
671	pmap_width = new_pmap_width;	681	pmap_width = new_pmap_width;
672	pmap_height = new_pmap_height;	682	pmap_height = new_pmap_height;
673	pmap_depth = target->depth;	683	pmap_depth = target->depth;
674	}	684	}
675	/* fill with background color ( if result's not completely overlapping it)*/	685	/* fill with background color (if result's not completely overlapping it) */
676	gcv.foreground = target->pix_colors[Color_bg];	686	gcv.foreground = target->pix_colors[Color_bg];
677	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);	687	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
678		688
679	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;	689	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
680	int dst_width = result->width, dst_height = result->height;	690	int dst_width = result->width, dst_height = result->height;
681	if (background == NULL)	691	if (background == NULL)
682	{	692	{
		693	if (!(h_scale == 0 || v_scale == 0))
		694	{
683	if (h_scale > 0) src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );	695	src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );
684	if (v_scale > 0) src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);	696	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
		697	}
685		698
686	if (dst_x > 0 || dst_y > 0	699	if (dst_x > 0 || dst_y > 0
687	|| dst_x + dst_width < new_pmap_width	700	|| dst_x + dst_width < new_pmap_width
688	|| dst_y + dst_height < new_pmap_height)	701	|| dst_y + dst_height < new_pmap_height)
689	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	702	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
…		…
695		708
696	if (result != background && result != original_asim)	709	if (result != background && result != original_asim)
697	destroy_asimage (&result);	710	destroy_asimage (&result);
698		711
699	XFreeGC (target->dpy, gc);	712	XFreeGC (target->dpy, gc);
700	TIMING_TEST_PRINT_RESULT (asim);	713
		714	ret = true;
701	}	715	}
702		716
703	if (background)	717	if (background)
704	destroy_asimage (&background);	718	destroy_asimage (&background);
705		719
706	return true;	720	return ret;
707	}	721	}
708	# endif /* HAVE_AFTERIMAGE */	722	# endif /* HAVE_AFTERIMAGE */
		723
		724	# ifdef HAVE_PIXBUF
		725	bool
		726	bgPixmap_t::render_image (unsigned long background_flags)
		727	{
		728	if (target == NULL)
		729	return false;
		730
		731	if (!pixbuf)
		732	return false;
		733
		734	#if !XFT
		735	if (background_flags)
		736	return false;
		737	#endif
		738
		739	GdkPixbuf *result;
		740
		741	int image_width = gdk_pixbuf_get_width (pixbuf);
		742	int image_height = gdk_pixbuf_get_height (pixbuf);
		743
		744	int target_width = target->szHint.width;
		745	int target_height = target->szHint.height;
		746	int new_pmap_width = target_width;
		747	int new_pmap_height = target_height;
		748
		749	int x = 0;
		750	int y = 0;
		751	int w = 0;
		752	int h = 0;
		753
		754	get_image_geometry (image_width, image_height, w, h, x, y);
		755
		756	if (!(flags & rootAlign)
		757	&& (x >= target_width
		758	|| y >= target_height
		759	|| (x + w <= 0)
		760	|| (y + h <= 0)))
		761	return false;
		762
		763	result = pixbuf;
		764
		765	if ((w != image_width)
		766	|| (h != image_height))
		767	{
		768	result = gdk_pixbuf_scale_simple (pixbuf,
		769	w, h,
		770	GDK_INTERP_BILINEAR);
		771	}
		772
		773	bool ret = false;
		774
		775	if (result)
		776	{
		777	XGCValues gcv;
		778	GC gc;
		779	Pixmap root_pmap;
		780
		781	image_width = gdk_pixbuf_get_width (result);
		782	image_height = gdk_pixbuf_get_height (result);
		783
		784	if (background_flags)
		785	{
		786	root_pmap = pixmap;
		787	pixmap = None;
		788	}
		789	else
		790	{
		791	if (h_scale == 0 || v_scale == 0)
		792	{
		793	new_pmap_width = min (image_width, target_width);
		794	new_pmap_height = min (image_height, target_height);
		795	}
		796	}
		797
		798	if (pixmap)
		799	{
		800	if (pmap_width != new_pmap_width
		801	|| pmap_height != new_pmap_height
		802	|| pmap_depth != target->depth)
		803	{
		804	XFreePixmap (target->dpy, pixmap);
		805	pixmap = None;
		806	}
		807	}
		808
		809	if (pixmap == None)
		810	{
		811	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);
		812	pmap_width = new_pmap_width;
		813	pmap_height = new_pmap_height;
		814	pmap_depth = target->depth;
		815	}
		816
		817	gcv.foreground = target->pix_colors[Color_bg];
		818	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
		819
		820	if (h_scale == 0 || v_scale == 0)
		821	{
		822	Pixmap tile = XCreatePixmap (target->dpy, target->vt, image_width, image_height, target->depth);
		823	gdk_pixbuf_xlib_render_to_drawable (result, tile, gc,
		824	0, 0,
		825	0, 0,
		826	image_width, image_height,
		827	XLIB_RGB_DITHER_NONE,
		828	0, 0);
		829
		830	gcv.tile = tile;
		831	gcv.fill_style = FillTiled;
		832	gcv.ts_x_origin = x;
		833	gcv.ts_y_origin = y;
		834	XChangeGC (target->dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
		835
		836	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
		837	XFreePixmap (target->dpy, tile);
		838	}
		839	else
		840	{
		841	int src_x, src_y, dst_x, dst_y;
		842	int dst_width, dst_height;
		843
		844	src_x = make_clip_rectangle (x, image_width , new_pmap_width , dst_x, dst_width );
		845	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);
		846
		847	if (dst_x > 0 || dst_y > 0
		848	|| dst_x + dst_width < new_pmap_width
		849	|| dst_y + dst_height < new_pmap_height)
		850	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
		851
		852	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
		853	gdk_pixbuf_xlib_render_to_drawable (result, pixmap, gc,
		854	src_x, src_y,
		855	dst_x, dst_y,
		856	dst_width, dst_height,
		857	XLIB_RGB_DITHER_NONE,
		858	0, 0);
		859	}
		860
		861	#if XFT
		862	if (background_flags)
		863	{
		864	Display *dpy = target->dpy;
		865	XRenderPictureAttributes pa;
		866
		867	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, target->display->screen));
		868	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);
		869
		870	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);
		871	Picture dst = XRenderCreatePicture (dpy, pixmap, dst_format, 0, &pa);
		872
		873	pa.repeat = True;
		874	Pixmap mask_pmap = XCreatePixmap (dpy, target->vt, 1, 1, 8);
		875	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
		876	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
		877	XFreePixmap (dpy, mask_pmap);
		878
		879	if (src && dst && mask)
		880	{
		881	XRenderColor mask_c;
		882
		883	mask_c.alpha = 0x8000;
		884	mask_c.red = 0;
		885	mask_c.green = 0;
		886	mask_c.blue = 0;
		887	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
		888	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
		889	}
		890
		891	XRenderFreePicture (dpy, src);
		892	XRenderFreePicture (dpy, dst);
		893	XRenderFreePicture (dpy, mask);
		894
		895	XFreePixmap (dpy, root_pmap);
		896	}
		897	#endif
		898
		899	if (result != pixbuf)
		900	g_object_unref (result);
		901
		902	XFreeGC (target->dpy, gc);
		903
		904	ret = true;
		905	}
		906
		907	return ret;
		908	}
		909	# endif /* HAVE_PIXBUF */
709		910
710	bool	911	bool
711	bgPixmap_t::set_file (const char *file)	912	bgPixmap_t::set_file (const char *file)
712	{	913	{
713	assert (file);	914	assert (file);
…		…
724	}	925	}
725		926
726	# ifdef HAVE_AFTERIMAGE	927	# ifdef HAVE_AFTERIMAGE
727	if (!target->asimman)	928	if (!target->asimman)
728	target->asimman = create_generic_imageman (target->rs[Rs_path]);	929	target->asimman = create_generic_imageman (target->rs[Rs_path]);
729	original_asim = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);	930	ASImage *image = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);
730	return original_asim;	931	if (image)
		932	{
		933	if (original_asim)
		934	safe_asimage_destroy (original_asim);
		935	original_asim = image;
		936	have_image = true;
		937	return true;
		938	}
		939	# endif
		940
		941	# ifdef HAVE_PIXBUF
		942	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
		943	if (image)
		944	{
		945	if (pixbuf)
		946	g_object_unref (pixbuf);
		947	pixbuf = image;
		948	have_image = true;
		949	return true;
		950	}
731	# endif	951	# endif
732	}	952	}
733		953
734	return false;	954	return false;
735	}	955	}
…		…
755	int changed = 0;	975	int changed = 0;
756	unsigned int hr, vr;	976	unsigned int hr, vr;
757	int junk;	977	int junk;
758	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);	978	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
759		979
760	if (!(geom_flags&WidthValue))	980	if (!(geom_flags & WidthValue))
761	hr = 1;	981	hr = 1;
762	if (!(geom_flags&HeightValue))	982	if (!(geom_flags & HeightValue))
763	vr = hr;	983	vr = hr;
		984
		985	min_it (hr, 128);
		986	min_it (vr, 128);
764		987
765	if (h_blurRadius != hr)	988	if (h_blurRadius != hr)
766	{	989	{
767	++changed;	990	++changed;
768	h_blurRadius = hr;	991	h_blurRadius = hr;
…		…
777	if (v_blurRadius == 0 && h_blurRadius == 0)	1000	if (v_blurRadius == 0 && h_blurRadius == 0)
778	flags &= ~blurNeeded;	1001	flags &= ~blurNeeded;
779	else	1002	else
780	flags |= blurNeeded;	1003	flags |= blurNeeded;
781		1004
		1005	#if XFT
		1006	XFilters *filters = XRenderQueryFilters (target->dpy, target->display->root);
		1007	if (filters)
		1008	{
		1009	for (int i = 0; i < filters->nfilter; i++)
		1010	if (!strcmp (filters->filter[i], FilterConvolution))
		1011	flags |= bgPixmap_t::blurServerSide;
		1012
		1013	XFree (filters);
		1014	}
		1015	#endif
		1016
782	return (changed>0);	1017	return (changed > 0);
783	}	1018	}
784		1019
785	static inline unsigned long	1020	static inline unsigned long
786	compute_tint_shade_flags (rxvt_color *tint, int shade)	1021	compute_tint_shade_flags (rxvt_color *tint, int shade)
787	{	1022	{
788	unsigned long flags = 0;	1023	unsigned long flags = 0;
789	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1024	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
790	bool has_shade = (shade > 0 && shade < 100) || (shade > 100 && shade < 200);	1025	bool has_shade = shade != 100;
791		1026
792	if (tint)	1027	if (tint)
793	{	1028	{
794	tint->get (c);	1029	tint->get (c);
795	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)	1030	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)
…		…
804	flags |= bgPixmap_t::tintNeeded;	1039	flags |= bgPixmap_t::tintNeeded;
805	else if (tint)	1040	else if (tint)
806	{	1041	{
807	if ((c.r > 0x000700 || c.g > 0x000700 || c.b > 0x000700)	1042	if ((c.r > 0x000700 || c.g > 0x000700 || c.b > 0x000700)
808	&& (c.r < 0x00f700 || c.g < 0x00f700 || c.b < 0x00f700))	1043	&& (c.r < 0x00f700 || c.g < 0x00f700 || c.b < 0x00f700))
809	{	1044	{
810	flags |= bgPixmap_t::tintNeeded;	1045	flags |= bgPixmap_t::tintNeeded;
811	}	1046	}
812	}	1047	}
813		1048
814	if (flags & bgPixmap_t::tintNeeded)	1049	if (flags & bgPixmap_t::tintNeeded)
815	{	1050	{
816	if (flags & bgPixmap_t::tintWholesome)	1051	if (flags & bgPixmap_t::tintWholesome)
…		…
827	}	1062	}
828		1063
829	bool	1064	bool
830	bgPixmap_t::set_tint (rxvt_color &new_tint)	1065	bgPixmap_t::set_tint (rxvt_color &new_tint)
831	{	1066	{
832	if (tint != new_tint)	1067	if (!(flags & tintSet) || tint != new_tint)
833	{	1068	{
834	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);	1069	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);
835	tint = new_tint;	1070	tint = new_tint;
836	flags = (flags & ~tintFlags) | new_flags | tintSet;	1071	flags = (flags & ~tintFlags) | new_flags | tintSet;
837	return true;	1072	return true;
…		…
845	{	1080	{
846	unsigned long new_flags = compute_tint_shade_flags (NULL, shade);	1081	unsigned long new_flags = compute_tint_shade_flags (NULL, shade);
847		1082
848	if (new_flags != (flags & tintFlags))	1083	if (new_flags != (flags & tintFlags))
849	{	1084	{
850	flags = (flags&~tintFlags)|new_flags;	1085	flags = (flags & ~tintFlags) | new_flags;
851	return true;	1086	return true;
852	}	1087	}
853		1088
854	return false;	1089	return false;
855	}	1090	}
856		1091
857	bool	1092	bool
858	bgPixmap_t::set_shade (const char *shade_str)	1093	bgPixmap_t::set_shade (const char *shade_str)
859	{	1094	{
860	int new_shade = (shade_str) ? atoi (shade_str) : 0;	1095	int new_shade = (shade_str) ? atoi (shade_str) : 100;
861		1096
862	if (new_shade < 0 && new_shade > -100)	1097	clamp_it (new_shade, -100, 200);
		1098	if (new_shade < 0)
863	new_shade = 200 - (100 + new_shade);	1099	new_shade = 200 - (100 + new_shade);
864	else if (new_shade == 100)
865	new_shade = 0;
866		1100
867	if (new_shade != shade)	1101	if (new_shade != shade)
868	{	1102	{
869	unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);	1103	unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);
870	shade = new_shade;	1104	shade = new_shade;
871	flags = (flags & (~tintFlags | tintSet)) | new_flags;	1105	flags = (flags & (~tintFlags | tintSet)) | new_flags;
872	return true;	1106	return true;
873	}	1107	}
874		1108
875	return false;	1109	return false;
		1110	}
		1111
		1112	#if XFT
		1113	static void
		1114	get_gaussian_kernel (int radius, int width, double *kernel, XFixed *params)
		1115	{
		1116	double sigma = radius / 2.0;
		1117	double scale = sqrt (2.0 * M_PI) * sigma;
		1118	double sum = 0.0;
		1119
		1120	for (int i = 0; i < width; i++)
		1121	{
		1122	double x = i - width / 2;
		1123	kernel[i] = exp (-(x * x) / (2.0 * sigma * sigma)) / scale;
		1124	sum += kernel[i];
		1125	}
		1126
		1127	params[0] = XDoubleToFixed (width);
		1128	params[1] = XDoubleToFixed (1);
		1129
		1130	for (int i = 0; i < width; i++)
		1131	params[i+2] = XDoubleToFixed (kernel[i] / sum);
		1132	}
		1133	#endif
		1134
		1135	bool
		1136	bgPixmap_t::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
		1137	{
		1138	bool ret = false;
		1139	#if XFT
		1140	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
		1141	double *kernel = (double *)malloc (size * sizeof (double));
		1142	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
		1143
		1144	Display *dpy = target->dpy;
		1145	XRenderPictureAttributes pa;
		1146	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		1147
		1148	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1149	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1150
		1151	if (kernel && params && src && dst)
		1152	{
		1153	if (h_blurRadius)
		1154	{
		1155	size = h_blurRadius * 2 + 1;
		1156	get_gaussian_kernel (h_blurRadius, size, kernel, params);
		1157
		1158	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
		1159	XRenderComposite (dpy,
		1160	PictOpSrc,
		1161	src,
		1162	None,
		1163	dst,
		1164	0, 0,
		1165	0, 0,
		1166	0, 0,
		1167	width, height);
		1168	}
		1169
		1170	if (v_blurRadius)
		1171	{
		1172	size = v_blurRadius * 2 + 1;
		1173	get_gaussian_kernel (v_blurRadius, size, kernel, params);
		1174	swap (params[0], params[1]);
		1175
		1176	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
		1177	XRenderComposite (dpy,
		1178	PictOpSrc,
		1179	src,
		1180	None,
		1181	dst,
		1182	0, 0,
		1183	0, 0,
		1184	0, 0,
		1185	width, height);
		1186	}
		1187
		1188	ret = true;
		1189	}
		1190
		1191	free (kernel);
		1192	free (params);
		1193	XRenderFreePicture (dpy, src);
		1194	XRenderFreePicture (dpy, dst);
		1195	#endif
		1196	return ret;
		1197	}
		1198
		1199	bool
		1200	bgPixmap_t::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
		1201	{
		1202	Display *dpy = target->dpy;
		1203	bool ret = false;
		1204
		1205	if (flags & tintWholesome)
		1206	{
		1207	XGCValues gcv;
		1208	GC gc;
		1209
		1210	/* In this case we can tint image server-side getting significant
		1211	* performance improvements, as we eliminate XImage transfer
		1212	*/
		1213	gcv.foreground = Pixel (tint);
		1214	gcv.function = GXand;
		1215	gcv.fill_style = FillSolid;
		1216	gc = XCreateGC (dpy, pixmap, GCFillStyle | GCForeground | GCFunction, &gcv);
		1217	if (gc)
		1218	{
		1219	XFillRectangle (dpy, pixmap, gc, 0, 0, width, height);
		1220	ret = true;
		1221	XFreeGC (dpy, gc);
		1222	}
		1223	}
		1224	else
		1225	{
		1226	# if XFT
		1227	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
		1228
		1229	if (flags & tintSet)
		1230	tint.get (c);
		1231
		1232	if (shade <= 100)
		1233	{
		1234	c.r = (c.r * shade) / 100;
		1235	c.g = (c.g * shade) / 100;
		1236	c.b = (c.b * shade) / 100;
		1237	}
		1238	else
		1239	{
		1240	c.r = ((0xffff - c.r) * (200 - shade)) / 100;
		1241	c.g = ((0xffff - c.g) * (200 - shade)) / 100;
		1242	c.b = ((0xffff - c.b) * (200 - shade)) / 100;
		1243	}
		1244
		1245	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
		1246	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		1247	XRenderPictureAttributes pa;
		1248
		1249	Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1250
		1251	pa.repeat = True;
		1252
		1253	Pixmap overlay_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
		1254	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
		1255	XFreePixmap (dpy, overlay_pmap);
		1256
		1257	pa.component_alpha = True;
		1258	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
		1259	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
		1260	XFreePixmap (dpy, mask_pmap);
		1261
		1262	if (mask_pic && overlay_pic && back_pic)
		1263	{
		1264	XRenderColor mask_c;
		1265
		1266	memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof (mask_c));
		1267	mask_c.alpha = 0xffff;
		1268	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
		1269
		1270	mask_c.alpha = 0;
		1271	mask_c.red = 0xffff - c.r;
		1272	mask_c.green = 0xffff - c.g;
		1273	mask_c.blue = 0xffff - c.b;
		1274	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
		1275	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1276	ret = true;
		1277	}
		1278
		1279	XRenderFreePicture (dpy, mask_pic);
		1280	XRenderFreePicture (dpy, overlay_pic);
		1281	XRenderFreePicture (dpy, back_pic);
		1282	# endif
		1283	}
		1284
		1285	return ret;
876	}	1286	}
877		1287
878	/* make_transparency_pixmap()	1288	/* make_transparency_pixmap()
879	* Builds a pixmap sized the same as terminal window, with depth same as the root window	1289	* Builds a pixmap sized the same as terminal window, with depth same as the root window
880	* that pixmap contains tiled portion of the root pixmap that is supposed to be covered by	1290	* that pixmap contains tiled portion of the root pixmap that is supposed to be covered by
…		…
899	unsigned int root_pmap_width, root_pmap_height;	1309	unsigned int root_pmap_width, root_pmap_height;
900	int window_width = target->szHint.width;	1310	int window_width = target->szHint.width;
901	int window_height = target->szHint.height;	1311	int window_height = target->szHint.height;
902	int sx, sy;	1312	int sx, sy;
903	XGCValues gcv;	1313	XGCValues gcv;
		1314	GC gc;
904		1315
905	TIMING_TEST_START (tp);
906	target->get_window_origin (sx, sy);	1316	target->get_window_origin (sx, sy);
907		1317
908	/* check if we are outside of the visible part of the virtual screen : */	1318	/* check if we are outside of the visible part of the virtual screen : */
909	if (sx + window_width <= 0 || sy + window_height <= 0	1319	if (sx + window_width <= 0 || sy + window_height <= 0
910	|| sx >= root_width || sy >= root_height)	1320	|| sx >= root_width || sy >= root_height)
911	return 0;	1321	return 0;
912		1322
913	if (root_pixmap != None)	1323	if (root_pixmap != None)
914	{	1324	{
915	/* we want to validate the pixmap and get it's size at the same time : */	1325	/* we want to validate the pixmap and get its size at the same time : */
916	int junk;	1326	int junk;
917	unsigned int ujunk;	1327	unsigned int ujunk;
918	/* root pixmap may be bad - allow a error */	1328	/* root pixmap may be bad - allow a error */
919	target->allowedxerror = -1;	1329	target->allowedxerror = -1;
920		1330
…		…
922	root_pixmap = None;	1332	root_pixmap = None;
923		1333
924	target->allowedxerror = 0;	1334	target->allowedxerror = 0;
925	}	1335	}
926		1336
		1337	if (root_pixmap == None)
		1338	return 0;
		1339
927	Pixmap tiled_root_pmap = XCreatePixmap (dpy, root, window_width, window_height, root_depth);	1340	Pixmap tiled_root_pmap = XCreatePixmap (dpy, root, window_width, window_height, root_depth);
928	GC gc = NULL;
929		1341
930	if (tiled_root_pmap == None) /* something really bad happened - abort */	1342	if (tiled_root_pmap == None) /* something really bad happened - abort */
931	return 0;	1343	return 0;
932		1344
933	if (root_pixmap == None)
934	{
935	/* use tricks to obtain the root background image :*/
936	/* we want to create Overrideredirect window overlapping out window
937	with background type of Parent Relative and then grab it */
938	XSetWindowAttributes attr;
939	Window src;
940	bool success = false;
941
942	attr.background_pixmap = ParentRelative;
943	attr.backing_store = Always;
944	attr.event_mask = ExposureMask;
945	attr.override_redirect = True;
946	src = XCreateWindow (dpy, root, sx, sy, window_width, window_height, 0,
947	CopyFromParent, CopyFromParent, CopyFromParent,
948	CWBackPixmap|CWBackingStore|CWOverrideRedirect|CWEventMask,
949	&attr);
950
951	if (src != None)
952	{
953	XEvent event;
954	int ev_count = 0;
955	XGrabServer (dpy);
956	XMapRaised (dpy, src);
957	XSync (dpy, False);
958
959	/* XSync should get window where it's properly exposed,
960	* but to be on the safe side - let's check for the actual event to arrive : */
961	while (XCheckWindowEvent (dpy, src, ExposureMask, &event))
962	++ev_count;
963
964	if (ev_count > 0);
965	{
966	/* hooray! - we can grab the image! */
967	gc = XCreateGC (dpy, root, 0, NULL);
968	if (gc)
969	{
970	XCopyArea (dpy, src, tiled_root_pmap, gc, 0, 0, window_width, window_height, 0, 0);
971	success = true;
972	}
973	}
974
975	XDestroyWindow (dpy, src);
976	XUngrabServer (dpy);
977	//fprintf (stderr, "%s:%d: ev_count = %d\n", __FUNCTION__, __LINE__, ev_count);
978	}
979
980	if (!success)
981	{
982	XFreePixmap (dpy, tiled_root_pmap);
983	tiled_root_pmap = None;
984	}
985	else
986	result |= transpPmapTiled;
987	}
988	else
989	{
990	/* straightforward pixmap copy */	1345	/* straightforward pixmap copy */
991	gcv.tile = root_pixmap;	1346	gcv.tile = root_pixmap;
992	gcv.fill_style = FillTiled;	1347	gcv.fill_style = FillTiled;
993		1348
994	while (sx < 0) sx += (int)root_width;	1349	while (sx < 0) sx += (int)root_width;
995	while (sy < 0) sy += (int)root_height;	1350	while (sy < 0) sy += (int)root_height;
996		1351
997	gcv.ts_x_origin = -sx;	1352	gcv.ts_x_origin = -sx;
998	gcv.ts_y_origin = -sy;	1353	gcv.ts_y_origin = -sy;
999	gc = XCreateGC (dpy, root, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	1354	gc = XCreateGC (dpy, root, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
1000		1355
1001	if (gc)	1356	if (gc)
1002	{	1357	{
1003	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);	1358	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
1004	result |= transpPmapTiled;	1359	result |= transpPmapTiled;
1005	}	1360	XFreeGC (dpy, gc);
1006	}	1361	}
1007	TIMING_TEST_PRINT_RESULT (tp);
1008		1362
1009	if (tiled_root_pmap != None)	1363	if (tiled_root_pmap != None)
1010	{	1364	{
1011	if (!need_client_side_rendering ())	1365	if (!need_client_side_rendering ())
1012	{	1366	{
1013	if ((flags & tintNeeded))	1367	if (flags & (blurNeeded | blurServerSide))
1014	{
1015	if (flags & tintWholesome)
1016	{	1368	{
1017	/* In this case we can tint image server-side getting significant	1369	if (blur_pixmap (tiled_root_pmap, DefaultVisual (dpy, screen), window_width, window_height))
1018	* performance improvements, as we eliminate XImage transfer
1019	*/
1020	gcv.foreground = Pixel (tint);
1021	gcv.function = GXand;
1022	gcv.fill_style = FillSolid;
1023	if (gc)
1024	XChangeGC (dpy, gc, GCFillStyle | GCForeground | GCFunction, &gcv);
1025	else
1026	gc = XCreateGC (dpy, root, GCFillStyle | GCForeground | GCFunction, &gcv);
1027	if (gc)
1028	{
1029	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
1030	result |= transpPmapTinted;	1370	result |= transpPmapBlurred;
1031	}
1032	}
1033	else
1034	{
1035	# if XFT
1036	Picture back_pic = 0;
1037	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1038
1039	if (flags & tintSet)
1040	tint.get (c);
1041
1042	if (shade > 0 && shade < 100)
1043	{
1044	c.r = (c.r * shade) / 100;
1045	c.g = (c.g * shade) / 100;
1046	c.b = (c.b * shade) / 100;
1047	}
1048	else if (shade > 100 && shade < 200)
1049	{
1050	c.r = (c.r * (200 - shade)) / 100;
1051	c.g = (c.g * (200 - shade)) / 100;
1052	c.b = (c.b * (200 - shade)) / 100;
1053	}
1054
1055	XRenderPictFormat pf;
1056	pf.type = PictTypeDirect;
1057	pf.depth = 32;
1058	pf.direct.redMask = 0xff;
1059	pf.direct.greenMask = 0xff;
1060	pf.direct.blueMask = 0xff;
1061	pf.direct.alphaMask = 0xff;
1062
1063	XRenderPictFormat *solid_format = XRenderFindFormat (dpy,
1064	(PictFormatType|
1065	PictFormatDepth|
1066	PictFormatRedMask|
1067	PictFormatGreenMask|
1068	PictFormatBlueMask|
1069	PictFormatAlphaMask),
1070	&pf,
1071	0);
1072	XRenderPictFormat *root_format = XRenderFindVisualFormat (dpy, DefaultVisualOfScreen (ScreenOfDisplay (dpy, target->display->screen)));
1073	XRenderPictureAttributes pa ;
1074
1075	back_pic = XRenderCreatePicture (dpy, tiled_root_pmap, root_format, 0, &pa);
1076
1077	pa.repeat = True;
1078
1079	Pixmap overlay_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
1080	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1081	XFreePixmap (dpy, overlay_pmap);
1082
1083	pa.component_alpha = True;
1084	Pixmap mask_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
1085	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
1086	XFreePixmap (dpy, mask_pmap);
1087
1088	if (mask_pic && overlay_pic && back_pic)
1089	{
1090	XRenderColor mask_c;
1091
1092	memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof (mask_c));
1093	mask_c.alpha = 0xffff;
1094	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1095
1096	mask_c.alpha = 0;
1097	mask_c.red = 0xffff - c.r;
1098	mask_c.green = 0xffff - c.g;
1099	mask_c.blue = 0xffff - c.b;
1100	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1101	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, window_width, window_height);
1102	result |= transpPmapTinted;
1103	}
1104
1105	XRenderFreePicture (dpy, mask_pic);
1106	XRenderFreePicture (dpy, overlay_pic);
1107	XRenderFreePicture (dpy, back_pic);
1108	# if DO_TIMING_TEST
1109	XSync (dpy, False);
1110	# endif
1111	# endif
1112	}
1113	}	1371	}
		1372	if (flags & (tintNeeded | tintServerSide))
		1373	{
		1374	if (tint_pixmap (tiled_root_pmap, DefaultVisual (dpy, screen), window_width, window_height))
		1375	result |= transpPmapTinted;
		1376	}
1114	} /* server side rendering completed */	1377	} /* server side rendering completed */
1115		1378
1116	if (pixmap)	1379	if (pixmap)
1117	XFreePixmap (dpy, pixmap);	1380	XFreePixmap (dpy, pixmap);
1118		1381
…		…
1120	pmap_width = window_width;	1383	pmap_width = window_width;
1121	pmap_height = window_height;	1384	pmap_height = window_height;
1122	pmap_depth = root_depth;	1385	pmap_depth = root_depth;
1123	}	1386	}
1124		1387
1125	if (gc)
1126	XFreeGC (dpy, gc);
1127
1128	TIMING_TEST_PRINT_RESULT (tp);
1129
1130	return result;	1388	return result;
1131	}	1389	}
1132		1390
1133	bool	1391	bool
1134	bgPixmap_t::set_root_pixmap ()	1392	bgPixmap_t::set_root_pixmap ()
…		…
1146	return false;	1404	return false;
1147	}	1405	}
1148	# endif /* ENABLE_TRANSPARENCY */	1406	# endif /* ENABLE_TRANSPARENCY */
1149		1407
1150	# ifndef HAVE_AFTERIMAGE	1408	# ifndef HAVE_AFTERIMAGE
1151	static void ShadeXImage(rxvt_term *term, XImage *srcImage, int shade, int rm, int gm, int bm);	1409	static void ShadeXImage(Visual *visual, XImage *srcImage, int shade, int rm, int gm, int bm);
1152	# endif	1410	# endif
1153		1411
1154	bool	1412	bool
1155	bgPixmap_t::render ()	1413	bgPixmap_t::render ()
1156	{	1414	{
1157	unsigned long background_flags = 0;	1415	unsigned long background_flags = 0;
1158		1416
1159	if (target == NULL)	1417	if (target == NULL)
1160	return false;	1418	return false;
1161
1162	TIMING_TEST_START (tp);
1163		1419
1164	invalidate ();	1420	invalidate ();
1165	# ifdef ENABLE_TRANSPARENCY	1421	# ifdef ENABLE_TRANSPARENCY
1166	if (flags & isTransparent)	1422	if (flags & isTransparent)
1167	{	1423	{
1168	/* we need to re-generate transparency pixmap in that case ! */	1424	/* we need to re-generate transparency pixmap in that case ! */
1169	background_flags = make_transparency_pixmap ();	1425	background_flags = make_transparency_pixmap ();
1170	if (background_flags == 0)	1426	if (background_flags == 0)
1171	return false;	1427	return false;
1172	else if ((background_flags & transpTransformations) == (flags & transpTransformations)	1428	else if ((background_flags & transpTransformations) == (flags & transpTransformations)
1173	&& pmap_depth == target->depth)	1429	&& pmap_depth == target->depth)
1174	flags = flags & ~isInvalid;	1430	flags = flags & ~isInvalid;
1175	}	1431	}
1176	# endif	1432	# endif
1177		1433
		1434	# ifdef BG_IMAGE_FROM_FILE
		1435	if (have_image
		1436	|| (background_flags & transpTransformations) != (flags & transpTransformations))
		1437	{
		1438	if (render_image (background_flags))
		1439	flags = flags & ~isInvalid;
		1440	}
		1441	# endif
		1442
1178	XImage *result = NULL;	1443	XImage *result = NULL;
1179	# ifdef HAVE_AFTERIMAGE
1180	if (original_asim
1181	|| (background_flags & transpTransformations) != (flags & transpTransformations))
1182	{
1183	if (render_asim (background_flags))
1184	flags = flags & ~isInvalid;
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 necessary server-side.
1192	This may need to be changed in need_client_side_rendering() logic is altered !!! */
1193		1444
1194	if (background_flags && (flags & isInvalid))	1445	if (background_flags && (flags & isInvalid))
1195	{	1446	{
1196	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);	1447	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
		1448	}
1197		1449
		1450	if (result)
		1451	{
		1452	# if !defined(HAVE_AFTERIMAGE) && !XFT
		1453	/* our own client-side tinting */
		1454	/* ATTENTION: We ASSUME that XFT will let us do all the tinting necessary server-side.
		1455	This may need to be changed in need_client_side_rendering() logic is altered !!! */
1198	if (result != NULL && !(background_flags & transpPmapTinted) && (flags & tintNeeded))	1456	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
1199	{	1457	{
1200	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1458	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1201	if (flags & tintSet)	1459	if (flags & tintSet)
1202	tint.get (c);	1460	tint.get (c);
1203	ShadeXImage (target, result, shade, c.r, c.g, c.b);	1461	ShadeXImage (DefaultVisual (target->dpy, target->display->screen), result, shade, c.r, c.g, c.b);
1204	}	1462	}
1205	}	1463	# endif
1206	# endif /* HAVE_AFTERIMAGE */
1207		1464
1208	if (result)
1209	{
1210	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);	1465	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);
1211		1466
1212	if (gc)	1467	if (gc)
1213	{	1468	{
1214	if (/*pmap_depth != target->depth &&*/ pixmap != None)	1469	if (/*pmap_depth != target->depth &&*/ pixmap != None)
…		…
1243		1498
1244	XFreeGC (target->dpy, gc);	1499	XFreeGC (target->dpy, gc);
1245	flags = flags & ~isInvalid;	1500	flags = flags & ~isInvalid;
1246	}	1501	}
1247		1502
1248	XDestroyImage (result);	1503	XDestroyImage (result);
1249	}	1504	}
1250		1505
1251	if (flags & isInvalid)	1506	if (flags & isInvalid)
1252	{	1507	{
1253	if (pixmap != None)	1508	if (pixmap != None)
…		…
1257	}	1512	}
1258	}	1513	}
1259		1514
1260	apply ();	1515	apply ();
1261		1516
1262	XSync (target->dpy, False);
1263	valid_since = ev::now ();	1517	valid_since = ev::now ();
1264
1265	TIMING_TEST_PRINT_RESULT (tp);
1266		1518
1267	return true;	1519	return true;
1268	}	1520	}
1269		1521
1270	bool	1522	bool
…		…
1286	void	1538	void
1287	bgPixmap_t::apply ()	1539	bgPixmap_t::apply ()
1288	{	1540	{
1289	if (target)	1541	if (target)
1290	{	1542	{
1291	flags &= ~isVtOrigin;
1292
1293	if (pixmap != None)	1543	if (pixmap != None)
1294	{	1544	{
1295	/* set target's background to pixmap */	1545	/* set target's background to pixmap */
1296	# ifdef ENABLE_TRANSPARENCY	1546	# ifdef ENABLE_TRANSPARENCY
1297	if (flags & isTransparent)	1547	if (flags & isTransparent)
…		…
1303	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);	1553	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);
1304	}	1554	}
1305	else	1555	else
1306	# endif	1556	# endif
1307	{	1557	{
1308	flags |= isVtOrigin;
1309	/* force old pixmap dereference in case it was transparent before :*/	1558	/* force old pixmap dereference in case it was transparent before :*/
1310	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);	1559	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1311	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);	1560	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1312	/* do we also need to set scrollbar's background here ? */	1561	/* do we also need to set scrollbar's background here ? */
1313		1562
…		…
1343	#endif /* HAVE_BG_PIXMAP */	1592	#endif /* HAVE_BG_PIXMAP */
1344		1593
1345	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) && !XFT	1594	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) && !XFT
1346	/* taken from aterm-0.4.2 */	1595	/* taken from aterm-0.4.2 */
1347		1596
1348	typedef uint32_t RUINT32T;
1349
1350	static void	1597	static void
1351	ShadeXImage(rxvt_term *term, XImage *srcImage, int shade, int rm, int gm, int bm)	1598	ShadeXImage(Visual *visual, XImage *srcImage, int shade, int rm, int gm, int bm)
1352	{	1599	{
1353	int sh_r, sh_g, sh_b;	1600	int sh_r, sh_g, sh_b;
1354	RUINT32T mask_r, mask_g, mask_b;	1601	uint32_t mask_r, mask_g, mask_b;
1355	RUINT32T *lookup, *lookup_r, *lookup_g, *lookup_b;	1602	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1356	unsigned int lower_lim_r, lower_lim_g, lower_lim_b;	1603	unsigned int lower_lim_r, lower_lim_g, lower_lim_b;
1357	unsigned int upper_lim_r, upper_lim_g, upper_lim_b;	1604	unsigned int upper_lim_r, upper_lim_g, upper_lim_b;
1358	int i;	1605	int i;
		1606	int host_byte_order = byteorder.big_endian () ? MSBFirst : LSBFirst;
1359		1607
1360	Visual *visual = term->visual;
1361
1362	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return ;	1608	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return;
1363
1364	if (shade == 0)
1365	shade = 100;
1366		1609
1367	/* for convenience */	1610	/* for convenience */
1368	mask_r = visual->red_mask;	1611	mask_r = visual->red_mask;
1369	mask_g = visual->green_mask;	1612	mask_g = visual->green_mask;
1370	mask_b = visual->blue_mask;	1613	mask_b = visual->blue_mask;
1371		1614
1372	/* boring lookup table pre-initialization */	1615	/* boring lookup table pre-initialization */
1373	switch (srcImage->bits_per_pixel) {	1616	switch (srcImage->depth)
		1617	{
1374	case 15:	1618	case 15:
1375	if ((mask_r != 0x7c00) ||	1619	if ((mask_r != 0x7c00) ||
1376	(mask_g != 0x03e0) ||	1620	(mask_g != 0x03e0) ||
1377	(mask_b != 0x001f))	1621	(mask_b != 0x001f))
1378	return;	1622	return;
1379	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+32+32));	1623	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+32+32));
1380	lookup_r = lookup;	1624	lookup_r = lookup;
1381	lookup_g = lookup+32;	1625	lookup_g = lookup+32;
1382	lookup_b = lookup+32+32;	1626	lookup_b = lookup+32+32;
1383	sh_r = 10;	1627	sh_r = 10;
1384	sh_g = 5;	1628	sh_g = 5;
1385	sh_b = 0;	1629	sh_b = 0;
1386	break;	1630	break;
1387	case 16:	1631	case 16:
1388	if ((mask_r != 0xf800) ||	1632	if ((mask_r != 0xf800) ||
1389	(mask_g != 0x07e0) ||	1633	(mask_g != 0x07e0) ||
1390	(mask_b != 0x001f))	1634	(mask_b != 0x001f))
1391	return;	1635	return;
1392	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+64+32));	1636	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+64+32));
1393	lookup_r = lookup;	1637	lookup_r = lookup;
1394	lookup_g = lookup+32;	1638	lookup_g = lookup+32;
1395	lookup_b = lookup+32+64;	1639	lookup_b = lookup+32+64;
1396	sh_r = 11;	1640	sh_r = 11;
1397	sh_g = 5;	1641	sh_g = 5;
1398	sh_b = 0;	1642	sh_b = 0;
1399	break;	1643	break;
1400	case 24:	1644	case 24:
1401	if ((mask_r != 0xff0000) ||	1645	if ((mask_r != 0xff0000) ||
1402	(mask_g != 0x00ff00) ||	1646	(mask_g != 0x00ff00) ||
1403	(mask_b != 0x0000ff))	1647	(mask_b != 0x0000ff))
1404	return;	1648	return;
1405	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));	1649	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1406	lookup_r = lookup;	1650	lookup_r = lookup;
1407	lookup_g = lookup+256;	1651	lookup_g = lookup+256;
1408	lookup_b = lookup+256+256;	1652	lookup_b = lookup+256+256;
1409	sh_r = 16;	1653	sh_r = 16;
1410	sh_g = 8;	1654	sh_g = 8;
1411	sh_b = 0;	1655	sh_b = 0;
1412	break;	1656	break;
1413	case 32:	1657	case 32:
1414	if ((mask_r != 0xff0000) ||	1658	if ((mask_r != 0xff0000) ||
1415	(mask_g != 0x00ff00) ||	1659	(mask_g != 0x00ff00) ||
1416	(mask_b != 0x0000ff))	1660	(mask_b != 0x0000ff))
1417	return;	1661	return;
1418	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));	1662	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1419	lookup_r = lookup;	1663	lookup_r = lookup;
1420	lookup_g = lookup+256;	1664	lookup_g = lookup+256;
1421	lookup_b = lookup+256+256;	1665	lookup_b = lookup+256+256;
1422	sh_r = 16;	1666	sh_r = 16;
1423	sh_g = 8;	1667	sh_g = 8;
1424	sh_b = 0;	1668	sh_b = 0;
1425	break;	1669	break;
1426	default:	1670	default:
1427	return; /* we do not support this color depth */	1671	return; /* we do not support this color depth */
1428	}	1672	}
1429		1673
1430	/* prepare limits for color transformation (each channel is handled separately) */	1674	/* prepare limits for color transformation (each channel is handled separately) */
1431	if (shade < 0) {	1675	if (shade > 100)
		1676	{
1432	shade = -shade;	1677	shade = 200 - shade;
1433	if (shade < 0) shade = 0;
1434	if (shade > 100) shade = 100;
1435		1678
1436	lower_lim_r = 65535-rm;	1679	lower_lim_r = 65535-rm;
1437	lower_lim_g = 65535-gm;	1680	lower_lim_g = 65535-gm;
1438	lower_lim_b = 65535-bm;	1681	lower_lim_b = 65535-bm;
1439		1682
1440	lower_lim_r = 65535-(unsigned int)(((RUINT32T)lower_lim_r)*((RUINT32T)shade)/100);	1683	lower_lim_r = 65535-(unsigned int)(((uint32_t)lower_lim_r)*((uint32_t)shade)/100);
1441	lower_lim_g = 65535-(unsigned int)(((RUINT32T)lower_lim_g)*((RUINT32T)shade)/100);	1684	lower_lim_g = 65535-(unsigned int)(((uint32_t)lower_lim_g)*((uint32_t)shade)/100);
1442	lower_lim_b = 65535-(unsigned int)(((RUINT32T)lower_lim_b)*((RUINT32T)shade)/100);	1685	lower_lim_b = 65535-(unsigned int)(((uint32_t)lower_lim_b)*((uint32_t)shade)/100);
1443		1686
1444	upper_lim_r = upper_lim_g = upper_lim_b = 65535;	1687	upper_lim_r = upper_lim_g = upper_lim_b = 65535;
		1688	}
1445	} else {	1689	else
1446	if (shade < 0) shade = 0;	1690	{
1447	if (shade > 100) shade = 100;
1448		1691
1449	lower_lim_r = lower_lim_g = lower_lim_b = 0;	1692	lower_lim_r = lower_lim_g = lower_lim_b = 0;
1450		1693
1451	upper_lim_r = (unsigned int)((((RUINT32T)rm)*((RUINT32T)shade))/100);	1694	upper_lim_r = (unsigned int)((((uint32_t)rm)*((uint32_t)shade))/100);
1452	upper_lim_g = (unsigned int)((((RUINT32T)gm)*((RUINT32T)shade))/100);	1695	upper_lim_g = (unsigned int)((((uint32_t)gm)*((uint32_t)shade))/100);
1453	upper_lim_b = (unsigned int)((((RUINT32T)bm)*((RUINT32T)shade))/100);	1696	upper_lim_b = (unsigned int)((((uint32_t)bm)*((uint32_t)shade))/100);
1454	}	1697	}
1455
1456	/* switch red and blue bytes if necessary, we need it for some weird XServers like XFree86 3.3.3.1 */
1457	if ((srcImage->bits_per_pixel == 24) && (mask_r >= 0xFF0000 ))
1458	{
1459	unsigned int tmp;
1460
1461	tmp = lower_lim_r;
1462	lower_lim_r = lower_lim_b;
1463	lower_lim_b = tmp;
1464
1465	tmp = upper_lim_r;
1466	upper_lim_r = upper_lim_b;
1467	upper_lim_b = tmp;
1468	}
1469		1698
1470	/* fill our lookup tables */	1699	/* fill our lookup tables */
1471	for (i = 0; i <= mask_r>>sh_r; i++)	1700	for (i = 0; i <= mask_r>>sh_r; i++)
1472	{	1701	{
1473	RUINT32T tmp;	1702	uint32_t tmp;
1474	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_r-lower_lim_r));	1703	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_r-lower_lim_r));
1475	tmp += ((RUINT32T)(mask_r>>sh_r))*((RUINT32T)lower_lim_r);	1704	tmp += ((uint32_t)(mask_r>>sh_r))*((uint32_t)lower_lim_r);
1476	lookup_r[i] = (tmp/65535)<<sh_r;	1705	lookup_r[i] = (tmp/65535)<<sh_r;
1477	}	1706	}
1478	for (i = 0; i <= mask_g>>sh_g; i++)	1707	for (i = 0; i <= mask_g>>sh_g; i++)
1479	{	1708	{
1480	RUINT32T tmp;	1709	uint32_t tmp;
1481	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_g-lower_lim_g));	1710	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_g-lower_lim_g));
1482	tmp += ((RUINT32T)(mask_g>>sh_g))*((RUINT32T)lower_lim_g);	1711	tmp += ((uint32_t)(mask_g>>sh_g))*((uint32_t)lower_lim_g);
1483	lookup_g[i] = (tmp/65535)<<sh_g;	1712	lookup_g[i] = (tmp/65535)<<sh_g;
1484	}	1713	}
1485	for (i = 0; i <= mask_b>>sh_b; i++)	1714	for (i = 0; i <= mask_b>>sh_b; i++)
1486	{	1715	{
1487	RUINT32T tmp;	1716	uint32_t tmp;
1488	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_b-lower_lim_b));	1717	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_b-lower_lim_b));
1489	tmp += ((RUINT32T)(mask_b>>sh_b))*((RUINT32T)lower_lim_b);	1718	tmp += ((uint32_t)(mask_b>>sh_b))*((uint32_t)lower_lim_b);
1490	lookup_b[i] = (tmp/65535)<<sh_b;	1719	lookup_b[i] = (tmp/65535)<<sh_b;
1491	}	1720	}
1492		1721
1493	/* apply table to input image (replacing colors by newly calculated ones) */	1722	/* apply table to input image (replacing colors by newly calculated ones) */
1494	switch (srcImage->bits_per_pixel)	1723	if (srcImage->bits_per_pixel == 32
		1724	&& (srcImage->depth == 24 || srcImage->depth == 32)
		1725	&& srcImage->byte_order == host_byte_order)
1495	{	1726	{
1496	case 15:
1497	{
1498	unsigned short *p1, *pf, *p, *pl;	1727	uint32_t *p1, *pf, *p, *pl;
1499	p1 = (unsigned short *) srcImage->data;	1728	p1 = (uint32_t *) srcImage->data;
1500	pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);	1729	pf = (uint32_t *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
		1730
1501	while (p1 < pf)	1731	while (p1 < pf)
1502	{	1732	{
1503	p = p1;	1733	p = p1;
1504	pl = p1 + srcImage->width;	1734	pl = p1 + srcImage->width;
1505	for (; p < pl; p++)	1735	for (; p < pl; p++)
1506	{	1736	{
1507	*p = lookup_r[(*p & 0x7c00)>>10] |
1508	lookup_g[(*p & 0x03e0)>> 5] |
1509	lookup_b[(*p & 0x001f)];
1510	}
1511	p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1512	}
1513	break;
1514	}
1515	case 16:
1516	{
1517	unsigned short *p1, *pf, *p, *pl;
1518	p1 = (unsigned short *) srcImage->data;
1519	pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1520	while (p1 < pf)
1521	{
1522	p = p1;
1523	pl = p1 + srcImage->width;
1524	for (; p < pl; p++)
1525	{
1526	*p = lookup_r[(*p & 0xf800)>>11] |
1527	lookup_g[(*p & 0x07e0)>> 5] |
1528	lookup_b[(*p & 0x001f)];
1529	}
1530	p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1531	}
1532	break;
1533	}
1534	case 24:
1535	{
1536	unsigned char *p1, *pf, *p, *pl;
1537	p1 = (unsigned char *) srcImage->data;
1538	pf = (unsigned char *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1539	while (p1 < pf)
1540	{
1541	p = p1;
1542	pl = p1 + srcImage->width * 3;
1543	for (; p < pl; p += 3)
1544	{
1545	p[0] = lookup_r[(p[0] & 0xff0000)>>16];
1546	p[1] = lookup_r[(p[1] & 0x00ff00)>> 8];
1547	p[2] = lookup_r[(p[2] & 0x0000ff)];
1548	}
1549	p1 = (unsigned char *) ((char *) p1 + srcImage->bytes_per_line);
1550	}
1551	break;
1552	}
1553	case 32:
1554	{
1555	RUINT32T *p1, *pf, *p, *pl;
1556	p1 = (RUINT32T *) srcImage->data;
1557	pf = (RUINT32T *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1558
1559	while (p1 < pf)
1560	{
1561	p = p1;
1562	pl = p1 + srcImage->width;
1563	for (; p < pl; p++)
1564	{
1565	*p = lookup_r[(*p & 0xff0000)>>16] |	1737	*p = lookup_r[(*p & 0xff0000) >> 16] |
1566	lookup_g[(*p & 0x00ff00)>> 8] |	1738	lookup_g[(*p & 0x00ff00) >> 8] |
1567	lookup_b[(*p & 0x0000ff)] |	1739	lookup_b[(*p & 0x0000ff)] |
1568	(*p & ~0xffffff);	1740	(*p & 0xff000000);
		1741	}
		1742	p1 = (uint32_t *) ((char *) p1 + srcImage->bytes_per_line);
		1743	}
		1744	}
		1745	else
		1746	{
		1747	for (int y = 0; y < srcImage->height; y++)
		1748	for (int x = 0; x < srcImage->width; x++)
		1749	{
		1750	unsigned long pixel = XGetPixel (srcImage, x, y);
		1751	pixel = lookup_r[(pixel & mask_r) >> sh_r] |
		1752	lookup_g[(pixel & mask_g) >> sh_g] |
		1753	lookup_b[(pixel & mask_b) >> sh_b];
		1754	XPutPixel (srcImage, x, y, pixel);
1569	}	1755	}
1570	p1 = (RUINT32T *) ((char *) p1 + srcImage->bytes_per_line);
1571	}	1756	}
1572	break;
1573	}
1574	}
1575		1757
1576	free (lookup);	1758	free (lookup);
1577	}	1759	}
1578	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */	1760	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */

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