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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 1.102 by sf-exg, Sun Oct 31 09:34:23 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;
		113	recoded_root_pmap = None;
104	#endif	114	#endif
105	flags = 0;	115	flags = 0;
106	pixmap = None;	116	pixmap = None;
107	valid_since = invalid_since = 0;	117	valid_since = invalid_since = 0;
108	target = 0;	118	target = 0;
…		…
114	#ifdef HAVE_AFTERIMAGE	124	#ifdef HAVE_AFTERIMAGE
115	if (original_asim)	125	if (original_asim)
116	safe_asimage_destroy (original_asim);	126	safe_asimage_destroy (original_asim);
117	#endif	127	#endif
118		128
		129	#ifdef HAVE_PIXBUF
		130	if (pixbuf)
		131	g_object_unref (pixbuf);
		132	#endif
		133
		134	#ifdef ENABLE_TRANSPARENCY
		135	if (recoded_root_pmap && target)
		136	XFreePixmap (target->dpy, recoded_root_pmap);
		137	#endif
		138
119	if (pixmap && target)	139	if (pixmap && target)
120	XFreePixmap (target->dpy, pixmap);	140	XFreePixmap (target->dpy, pixmap);
121	}	141	}
122		142
123	bool	143	bool
…		…
127	if (flags & isTransparent)	147	if (flags & isTransparent)
128	return true;	148	return true;
129	# endif	149	# endif
130		150
131	# ifdef BG_IMAGE_FROM_FILE	151	# ifdef BG_IMAGE_FROM_FILE
132	# ifdef HAVE_AFTERIMAGE	152	if (have_image)
133	if (original_asim)
134	# endif
135	{	153	{
136	if (h_scale != 0 || v_scale != 0	154	if (flags & sizeSensitive)
137	|| h_align != 0 || v_align != 0)
138	return true;	155	return true;
139	}	156	}
140	# endif	157	# endif
141		158
142	return false;	159	return false;
…		…
149	if (flags & isTransparent)	166	if (flags & isTransparent)
150	return true;	167	return true;
151	# endif	168	# endif
152		169
153	# ifdef BG_IMAGE_FROM_FILE	170	# ifdef BG_IMAGE_FROM_FILE
154	# ifdef HAVE_AFTERIMAGE	171	if (have_image)
155	if (original_asim)
156	# endif
157	{	172	{
158	if (h_align == rootAlign || v_align == rootAlign)	173	if (flags & rootAlign)
159	return true;	174	return true;
160	}	175	}
161	# endif	176	# endif
162		177
163	return false;	178	return false;
…		…
167	{	182	{
168	# ifdef HAVE_AFTERIMAGE	183	# ifdef HAVE_AFTERIMAGE
169	if (original_asim)	184	if (original_asim)
170	return true;	185	return true;
171	# endif	186	# 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;	187	return false;
184	}	188	}
185		189
186	# ifdef BG_IMAGE_FROM_FILE	190	# ifdef BG_IMAGE_FROM_FILE
187	static inline bool	191	static inline bool
…		…
203	static inline bool	207	static inline bool
204	check_set_align_value (int geom_flags, int flag, int &align, int new_value)	208	check_set_align_value (int geom_flags, int flag, int &align, int new_value)
205	{	209	{
206	if (geom_flags & flag)	210	if (geom_flags & flag)
207	{	211	{
208	if (new_value != bgPixmap_t::rootAlign)
209	{
210	if (new_value < -100)	212	if (new_value < -100)
211	new_value = -100;	213	new_value = -100;
212	else if (new_value > 200)	214	else if (new_value > 200)
213	new_value = 200;	215	new_value = 200;
214	}
215	if (new_value != align)	216	if (new_value != align)
216	{	217	{
217	align = new_value;	218	align = new_value;
218	return true;	219	return true;
219	}	220	}
…		…
223		224
224	static inline int	225	static inline int
225	make_align_position (int align, int window_size, int image_size)	226	make_align_position (int align, int window_size, int image_size)
226	{	227	{
227	int diff = window_size - image_size;	228	int diff = window_size - image_size;
228	int smaller = MIN (image_size,window_size);	229	int smaller = min (image_size, window_size);
229		230
230	if (align >= 0 && align <= 50)	231	if (align >= 0 && align <= 100)
231	return diff * align / 100;	232	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 )	233	else if (align > 100 && align <= 200)
235	return ((align - 100) * smaller / 100) + window_size - smaller;	234	return ((align - 100) * smaller / 100) + window_size - smaller;
236	else if (align > -100 && align < 0)	235	else if (align >= -100 && align < 0)
237	return ((align + 100) * smaller / 100) - image_size;	236	return ((align + 100) * smaller / 100) - image_size;
238	return 0;	237	return 0;
239	}	238	}
240		239
241	static inline int	240	static inline int
242	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)	241	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)
243	{	242	{
244	int src_pos = 0;	243	int src_pos = 0;
245	dst_pos = 0;	244	dst_pos = pos;
246	dst_size = size;	245	dst_size = size;
247	if (pos < 0 && size > target_size)	246	if (pos < 0)
248	{	247	{
249	src_pos = -pos;	248	src_pos = -pos;
		249	dst_pos = 0;
250	dst_size += pos;	250	dst_size += pos;
251	}	251	}
252	else if (pos > 0)
253	dst_pos = pos;
254		252
255	if (dst_pos + dst_size > target_size)	253	if (dst_pos + dst_size > target_size)
256	dst_size = target_size - dst_pos;	254	dst_size = target_size - dst_pos;
257	return src_pos;	255	return src_pos;
258	}	256	}
…		…
383	w = h = noScale;	381	w = h = noScale;
384	geom_flags |= WidthValue|HeightValue;	382	geom_flags |= WidthValue|HeightValue;
385	}	383	}
386	else if (CHECK_GEOM_OPS ("propscale"))	384	else if (CHECK_GEOM_OPS ("propscale"))
387	{	385	{
388	if (w == 0 && h == 0)
389	{
390	w = windowScale;
391	geom_flags |= WidthValue;
392	}
393	new_flags |= propScale;	386	new_flags |= propScale;
394	}	387	}
395	else if (CHECK_GEOM_OPS ("hscale"))	388	else if (CHECK_GEOM_OPS ("hscale"))
396	{	389	{
397	if (w == 0) w = windowScale;	390	if (w == 0) w = windowScale;
…		…
419	x = y = centerAlign;	412	x = y = centerAlign;
420	geom_flags |= WidthValue|HeightValue|XValue|YValue;	413	geom_flags |= WidthValue|HeightValue|XValue|YValue;
421	}	414	}
422	else if (CHECK_GEOM_OPS ("root"))	415	else if (CHECK_GEOM_OPS ("root"))
423	{	416	{
		417	new_flags |= rootAlign;
424	w = h = noScale;	418	w = h = noScale;
425	x = y = rootAlign;
426	geom_flags |= WidthValue|HeightValue|XValue|YValue;	419	geom_flags |= WidthValue|HeightValue;
427	}	420	}
428	# undef CHECK_GEOM_OPS	421	# undef CHECK_GEOM_OPS
429		422
430	while (*ops != ':' && *ops != '\0') ++ops;	423	while (*ops != ':' && *ops != '\0') ++ops;
431	} /* done parsing ops */	424	} /* done parsing ops */
…		…
441	{	434	{
442	flags = new_flags;	435	flags = new_flags;
443	changed++;	436	changed++;
444	}	437	}
445		438
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);	439	return (changed > 0);
		440	}
		441
		442	void
		443	bgPixmap_t::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
		444	{
		445	int target_width = target->szHint.width;
		446	int target_height = target->szHint.height;
		447
		448	if (flags & propScale)
		449	{
		450	float scale = (float)target_width / image_width;
		451	min_it (scale, (float)target_height / image_height);
		452	w = image_width * scale + 0.5;
		453	h = image_height * scale + 0.5;
		454	}
		455	else
		456	{
		457	w = h_scale * target_width / 100;
		458	h = v_scale * target_height / 100;
		459	}
		460
		461	if (!w) w = image_width;
		462	if (!h) h = image_height;
		463
		464	if (flags & rootAlign)
		465	{
		466	target->get_window_origin (x, y);
		467	x = -x;
		468	y = -y;
		469	}
		470	else
		471	{
		472	x = make_align_position (h_align, target_width, w);
		473	y = make_align_position (v_align, target_height, h);
		474	}
		475
		476	flags &= ~sizeSensitive;
		477	if ((flags & propScale) || h_scale || v_scale
		478	|| (!(flags & rootAlign) && (h_align || v_align))
		479	|| w > target_width || h > target_height)
		480	flags |= sizeSensitive;
449	}	481	}
450		482
451	# ifdef HAVE_AFTERIMAGE	483	# ifdef HAVE_AFTERIMAGE
452	bool	484	bool
453	bgPixmap_t::render_asim (unsigned long background_flags)	485	bgPixmap_t::render_image (unsigned long background_flags)
454	{	486	{
455	if (target == NULL)	487	if (target == NULL)
456	return false;	488	return false;
457		489
458	target->init_asv ();	490	target->init_asv ();
…		…
465	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);	497	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);
466		498
467	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	499	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
468	{	500	{
469	ShadingInfo as_shade;	501	ShadingInfo as_shade;
470	as_shade.shading = (shade == 0) ? 100 : shade;	502	as_shade.shading = shade;
471		503
472	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	504	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
473	if (flags & tintSet)	505	if (flags & tintSet)
474	tint.get (c);	506	tint.get (c);
475	as_shade.tintColor.red = c.r;	507	as_shade.tintColor.red = c.r;
…		…
477	as_shade.tintColor.blue = c.b;	509	as_shade.tintColor.blue = c.b;
478		510
479	background_tint = shading2tint32 (&as_shade);	511	background_tint = shading2tint32 (&as_shade);
480	}	512	}
481		513
482	if (!(background_flags & transpPmapBlured) && (flags & blurNeeded) && background != NULL)	514	if (!(background_flags & transpPmapBlurred) && (flags & blurNeeded) && background != NULL)
483	{	515	{
484	ASImage *tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,	516	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,	517	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,
486	100, ASIMAGE_QUALITY_DEFAULT);	518	100, ASIMAGE_QUALITY_DEFAULT);
487	if (tmp)	519	if (tmp)
488	{	520	{
489	destroy_asimage (&background);	521	destroy_asimage (&background);
490	background = tmp;	522	background = tmp;
…		…
499	int new_pmap_width = target_width;	531	int new_pmap_width = target_width;
500	int new_pmap_height = target_height;	532	int new_pmap_height = target_height;
501		533
502	int x = 0;	534	int x = 0;
503	int y = 0;	535	int y = 0;
504	int w = h_scale * target_width / 100;	536	int w = 0;
505	int h = v_scale * target_height / 100;	537	int h = 0;
506
507	TIMING_TEST_START (asim);
508		538
509	if (original_asim)	539	if (original_asim)
510	{	540	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		541
525	if (!original_asim	542	if (!original_asim
		543	|| (!(flags & rootAlign)
526	|| x >= target_width	544	&& (x >= target_width
527	|| y >= target_height	545	|| y >= target_height
528	|| (w > 0 && x + w <= 0)	546	|| (x + w <= 0)
529	|| (h > 0 && y + h <= 0))	547	|| (y + h <= 0))))
530	{	548	{
531	if (background)	549	if (background)
532	{	550	{
533	new_pmap_width = background->width;	551	new_pmap_width = background->width;
534	new_pmap_height = background->height;	552	new_pmap_height = background->height;
…		…
548	}	566	}
549	else	567	else
550	{	568	{
551	result = original_asim;	569	result = original_asim;
552		570
553	if ((w > 0 && w != original_asim->width)	571	if ((w != original_asim->width)
554	|| (h > 0 && h != original_asim->height))	572	|| (h != original_asim->height))
555	{	573	{
556	result = scale_asimage (target->asv, original_asim,	574	result = scale_asimage (target->asv, original_asim,
557	w > 0 ? w : original_asim->width,	575	w, h,
558	h > 0 ? h : original_asim->height,
559	background ? ASA_ASImage : ASA_XImage,	576	background ? ASA_ASImage : ASA_XImage,
560	100, ASIMAGE_QUALITY_DEFAULT);	577	100, ASIMAGE_QUALITY_DEFAULT);
561	}	578	}
562		579
563	if (background == NULL)	580	if (background == NULL)
564	{	581	{
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)	582	if (h_scale == 0 || v_scale == 0)
573	{	583	{
		584	/* if tiling - pixmap has to be sized exactly as the image,
		585	but there is no need to make it bigger than the window! */
		586	new_pmap_width = min (result->width, target_width);
		587	new_pmap_height = min (result->height, target_height);
		588
		589	/* we also need to tile our image in both directions */
574	ASImage *tmp = tile_asimage (target->asv, result,	590	ASImage *tmp = tile_asimage (target->asv, result,
575	(h_scale > 0) ? 0 : (int)result->width - x,	591	(int)result->width - x,
576	(v_scale > 0) ? 0 : (int)result->height - y,	592	(int)result->height - y,
577	new_pmap_width,	593	new_pmap_width,
578	new_pmap_height,	594	new_pmap_height,
579	TINT_LEAVE_SAME, ASA_XImage,	595	TINT_LEAVE_SAME, ASA_XImage,
580	100, ASIMAGE_QUALITY_DEFAULT);	596	100, ASIMAGE_QUALITY_DEFAULT);
581	if (tmp)	597	if (tmp)
…		…
596	layers[0].clip_width = target_width;	612	layers[0].clip_width = target_width;
597	layers[0].clip_height = target_height;	613	layers[0].clip_height = target_height;
598	layers[0].tint = background_tint;	614	layers[0].tint = background_tint;
599	layers[1].im = result;	615	layers[1].im = result;
600		616
601	if (w <= 0)	617	if (h_scale == 0 || v_scale == 0)
602	{	618	{
603	/* tile horizontally */	619	/* tile horizontally */
604	while (x > 0) x -= (int)result->width;	620	while (x > 0) x -= (int)result->width;
605	layers[1].dst_x = x;	621	layers[1].dst_x = x;
606	layers[1].clip_width = result->width+target_width;	622	layers[1].clip_width = result->width+target_width;
…		…
610	/* clip horizontally */	626	/* clip horizontally */
611	layers[1].dst_x = x;	627	layers[1].dst_x = x;
612	layers[1].clip_width = result->width;	628	layers[1].clip_width = result->width;
613	}	629	}
614		630
615	if (h <= 0)	631	if (h_scale == 0 || v_scale == 0)
616	{	632	{
617	while (y > 0) y -= (int)result->height;	633	while (y > 0) y -= (int)result->height;
618	layers[1].dst_y = y;	634	layers[1].dst_y = y;
619	layers[1].clip_height = result->height + target_height;	635	layers[1].clip_height = result->height + target_height;
620	}	636	}
…		…
643	}	659	}
644		660
645	free (layers);	661	free (layers);
646	}	662	}
647	}	663	}
648	TIMING_TEST_PRINT_RESULT (asim);
649		664
650	if (pixmap)	665	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		666
662	if (result)	667	if (result)
663	{	668	{
664	XGCValues gcv;	669	XGCValues gcv;
665	GC gc;	670	GC gc;
		671
		672	if (pixmap)
		673	{
		674	if (pmap_width != new_pmap_width
		675	|| pmap_height != new_pmap_height
		676	|| pmap_depth != target->depth)
		677	{
		678	XFreePixmap (target->dpy, pixmap);
		679	pixmap = None;
		680	}
		681	}
666		682
667	/* create Pixmap */	683	/* create Pixmap */
668	if (pixmap == None)	684	if (pixmap == None)
669	{	685	{
670	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);	686	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);
671	pmap_width = new_pmap_width;	687	pmap_width = new_pmap_width;
672	pmap_height = new_pmap_height;	688	pmap_height = new_pmap_height;
673	pmap_depth = target->depth;	689	pmap_depth = target->depth;
674	}	690	}
675	/* fill with background color ( if result's not completely overlapping it)*/	691	/* fill with background color (if result's not completely overlapping it) */
676	gcv.foreground = target->pix_colors[Color_bg];	692	gcv.foreground = target->pix_colors[Color_bg];
677	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);	693	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
678		694
679	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;	695	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
680	int dst_width = result->width, dst_height = result->height;	696	int dst_width = result->width, dst_height = result->height;
681	if (background == NULL)	697	if (background == NULL)
682	{	698	{
		699	if (!(h_scale == 0 || v_scale == 0))
		700	{
683	if (h_scale > 0) src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );	701	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);	702	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
		703	}
685		704
686	if (dst_x > 0 || dst_y > 0	705	if (dst_x > 0 || dst_y > 0
687	|| dst_x + dst_width < new_pmap_width	706	|| dst_x + dst_width < new_pmap_width
688	|| dst_y + dst_height < new_pmap_height)	707	|| dst_y + dst_height < new_pmap_height)
689	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	708	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
…		…
695		714
696	if (result != background && result != original_asim)	715	if (result != background && result != original_asim)
697	destroy_asimage (&result);	716	destroy_asimage (&result);
698		717
699	XFreeGC (target->dpy, gc);	718	XFreeGC (target->dpy, gc);
700	TIMING_TEST_PRINT_RESULT (asim);	719
		720	ret = true;
701	}	721	}
702		722
703	if (background)	723	if (background)
704	destroy_asimage (&background);	724	destroy_asimage (&background);
705		725
706	return true;	726	return ret;
707	}	727	}
708	# 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 !XRENDER
		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 XRENDER
		868	if (background_flags)
		869	{
		870	Display *dpy = target->dpy;
		871	XRenderPictureAttributes pa;
		872
		873	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, target->visual);
		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 */
709		916
710	bool	917	bool
711	bgPixmap_t::set_file (const char *file)	918	bgPixmap_t::set_file (const char *file)
712	{	919	{
713	assert (file);	920	assert (file);
…		…
724	}	931	}
725		932
726	# ifdef HAVE_AFTERIMAGE	933	# ifdef HAVE_AFTERIMAGE
727	if (!target->asimman)	934	if (!target->asimman)
728	target->asimman = create_generic_imageman (target->rs[Rs_path]);	935	target->asimman = create_generic_imageman (target->rs[Rs_path]);
729	original_asim = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);	936	ASImage *image = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);
730	return original_asim;	937	if (image)
		938	{
		939	if (original_asim)
		940	safe_asimage_destroy (original_asim);
		941	original_asim = image;
		942	have_image = true;
		943	return true;
		944	}
		945	# endif
		946
		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	}
731	# endif	957	# endif
732	}	958	}
733		959
734	return false;	960	return false;
735	}	961	}
…		…
755	int changed = 0;	981	int changed = 0;
756	unsigned int hr, vr;	982	unsigned int hr, vr;
757	int junk;	983	int junk;
758	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);	984	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
759		985
760	if (!(geom_flags&WidthValue))	986	if (!(geom_flags & WidthValue))
761	hr = 1;	987	hr = 1;
762	if (!(geom_flags&HeightValue))	988	if (!(geom_flags & HeightValue))
763	vr = hr;	989	vr = hr;
		990
		991	min_it (hr, 128);
		992	min_it (vr, 128);
764		993
765	if (h_blurRadius != hr)	994	if (h_blurRadius != hr)
766	{	995	{
767	++changed;	996	++changed;
768	h_blurRadius = hr;	997	h_blurRadius = hr;
…		…
777	if (v_blurRadius == 0 && h_blurRadius == 0)	1006	if (v_blurRadius == 0 && h_blurRadius == 0)
778	flags &= ~blurNeeded;	1007	flags &= ~blurNeeded;
779	else	1008	else
780	flags |= blurNeeded;	1009	flags |= blurNeeded;
781		1010
		1011	#if XRENDER
		1012	XFilters *filters = XRenderQueryFilters (target->dpy, target->vt);
		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
782	return (changed>0);	1023	return (changed > 0);
783	}	1024	}
784		1025
785	static inline unsigned long	1026	static inline unsigned long
786	compute_tint_shade_flags (rxvt_color *tint, int shade)	1027	compute_tint_shade_flags (rxvt_color *tint, int shade)
787	{	1028	{
788	unsigned long flags = 0;	1029	unsigned long flags = 0;
789	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1030	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
790	bool has_shade = (shade > 0 && shade < 100) || (shade > 100 && shade < 200);	1031	bool has_shade = shade != 100;
791		1032
792	if (tint)	1033	if (tint)
793	{	1034	{
794	tint->get (c);	1035	tint->get (c);
795	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)	1036	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)
…		…
804	flags |= bgPixmap_t::tintNeeded;	1045	flags |= bgPixmap_t::tintNeeded;
805	else if (tint)	1046	else if (tint)
806	{	1047	{
807	if ((c.r > 0x000700 || c.g > 0x000700 || c.b > 0x000700)	1048	if ((c.r > 0x000700 || c.g > 0x000700 || c.b > 0x000700)
808	&& (c.r < 0x00f700 || c.g < 0x00f700 || c.b < 0x00f700))	1049	&& (c.r < 0x00f700 || c.g < 0x00f700 || c.b < 0x00f700))
809	{	1050	{
810	flags |= bgPixmap_t::tintNeeded;	1051	flags |= bgPixmap_t::tintNeeded;
811	}	1052	}
812	}	1053	}
813		1054
814	if (flags & bgPixmap_t::tintNeeded)	1055	if (flags & bgPixmap_t::tintNeeded)
815	{	1056	{
816	if (flags & bgPixmap_t::tintWholesome)	1057	if (flags & bgPixmap_t::tintWholesome)
817	flags |= bgPixmap_t::tintServerSide;	1058	flags |= bgPixmap_t::tintServerSide;
818	else	1059	else
819	{	1060	{
820	#if XFT	1061	#if XRENDER
821	flags |= bgPixmap_t::tintServerSide;	1062	flags |= bgPixmap_t::tintServerSide;
822	#endif	1063	#endif
823	}	1064	}
824	}	1065	}
825		1066
…		…
827	}	1068	}
828		1069
829	bool	1070	bool
830	bgPixmap_t::set_tint (rxvt_color &new_tint)	1071	bgPixmap_t::set_tint (rxvt_color &new_tint)
831	{	1072	{
832	if (tint != new_tint)	1073	if (!(flags & tintSet) || tint != new_tint)
833	{	1074	{
834	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);	1075	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);
835	tint = new_tint;	1076	tint = new_tint;
836	flags = (flags & ~tintFlags) | new_flags | tintSet;	1077	flags = (flags & ~tintFlags) | new_flags | tintSet;
837	return true;	1078	return true;
…		…
845	{	1086	{
846	unsigned long new_flags = compute_tint_shade_flags (NULL, shade);	1087	unsigned long new_flags = compute_tint_shade_flags (NULL, shade);
847		1088
848	if (new_flags != (flags & tintFlags))	1089	if (new_flags != (flags & tintFlags))
849	{	1090	{
850	flags = (flags&~tintFlags)|new_flags;	1091	flags = (flags & ~tintFlags) | new_flags;
851	return true;	1092	return true;
852	}	1093	}
853		1094
854	return false;	1095	return false;
855	}	1096	}
856		1097
857	bool	1098	bool
858	bgPixmap_t::set_shade (const char *shade_str)	1099	bgPixmap_t::set_shade (const char *shade_str)
859	{	1100	{
860	int new_shade = (shade_str) ? atoi (shade_str) : 0;	1101	int new_shade = (shade_str) ? atoi (shade_str) : 100;
861		1102
862	if (new_shade < 0 && new_shade > -100)	1103	clamp_it (new_shade, -100, 200);
		1104	if (new_shade < 0)
863	new_shade = 200 - (100 + new_shade);	1105	new_shade = 200 - (100 + new_shade);
864	else if (new_shade == 100)
865	new_shade = 0;
866		1106
867	if (new_shade != shade)	1107	if (new_shade != shade)
868	{	1108	{
869	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);
870	shade = new_shade;	1110	shade = new_shade;
…		…
873	}	1113	}
874		1114
875	return false;	1115	return false;
876	}	1116	}
877		1117
		1118	#if XRENDER
		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 XRENDER
		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 XRENDER
		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	# endif
		1289	}
		1290
		1291	return ret;
		1292	}
		1293
878	/* make_transparency_pixmap()	1294	/* make_transparency_pixmap()
879	* Builds a pixmap sized the same as terminal window, with depth same as the root window	1295	* Builds a pixmap of the same size as the terminal window that contains
880	* that pixmap contains tiled portion of the root pixmap that is supposed to be covered by	1296	* the tiled portion of the root pixmap that is supposed to be covered by
881	* our window.	1297	* our window.
882	*/	1298	*/
883	unsigned long	1299	unsigned long
884	bgPixmap_t::make_transparency_pixmap ()	1300	bgPixmap_t::make_transparency_pixmap ()
885	{	1301	{
…		…
889	return 0;	1305	return 0;
890		1306
891	/* root dimensions may change from call to call - but Display structure should	1307	/* root dimensions may change from call to call - but Display structure should
892	* be always up-to-date, so let's use it :	1308	* be always up-to-date, so let's use it :
893	*/	1309	*/
894	Window root = target->display->root;
895	int screen = target->display->screen;	1310	int screen = target->display->screen;
896	Display *dpy = target->dpy;	1311	Display *dpy = target->dpy;
897	int root_width = DisplayWidth (dpy, screen);	1312	int root_width = DisplayWidth (dpy, screen);
898	int root_height = DisplayHeight (dpy, screen);	1313	int root_height = DisplayHeight (dpy, screen);
899	unsigned int root_pmap_width, root_pmap_height;
900	int window_width = target->szHint.width;	1314	int window_width = target->szHint.width;
901	int window_height = target->szHint.height;	1315	int window_height = target->szHint.height;
902	int sx, sy;	1316	int sx, sy;
903	XGCValues gcv;	1317	XGCValues gcv;
		1318	GC gc;
904		1319
905	TIMING_TEST_START (tp);
906	target->get_window_origin (sx, sy);	1320	target->get_window_origin (sx, sy);
907		1321
908	/* check if we are outside of the visible part of the virtual screen : */	1322	/* check if we are outside of the visible part of the virtual screen : */
909	if (sx + window_width <= 0 || sy + window_height <= 0	1323	if (sx + window_width <= 0 || sy + window_height <= 0
910	|| sx >= root_width || sy >= root_height)	1324	|| sx >= root_width || sy >= root_height)
911	return 0;	1325	return 0;
912		1326
913	if (root_pixmap != None)	1327	if (root_pixmap == None)
914	{	1328	return 0;
915	/* we want to validate the pixmap and get it's size at the same time : */
916	int junk;
917	unsigned int ujunk;
918	/* root pixmap may be bad - allow a error */
919	target->allowedxerror = -1;
920		1329
921	if (!XGetGeometry (dpy, root_pixmap, &root, &junk, &junk, &root_pmap_width, &root_pmap_height, &ujunk, &ujunk))
922	root_pixmap = None;
923
924	target->allowedxerror = 0;
925	}
926
927	Pixmap tiled_root_pmap = XCreatePixmap (dpy, root, window_width, window_height, root_depth);	1330	Pixmap tiled_root_pmap = XCreatePixmap (dpy, target->vt, window_width, window_height, target->depth);
928	GC gc = NULL;
929		1331
930	if (tiled_root_pmap == None) /* something really bad happened - abort */	1332	if (tiled_root_pmap == None) /* something really bad happened - abort */
931	return 0;	1333	return 0;
932		1334
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 */	1335	/* straightforward pixmap copy */
991	gcv.tile = root_pixmap;	1336	gcv.tile = root_pixmap;
992	gcv.fill_style = FillTiled;	1337	gcv.fill_style = FillTiled;
993		1338
994	while (sx < 0) sx += (int)root_width;	1339	while (sx < 0) sx += (int)root_width;
995	while (sy < 0) sy += (int)root_height;	1340	while (sy < 0) sy += (int)root_height;
996		1341
997	gcv.ts_x_origin = -sx;	1342	gcv.ts_x_origin = -sx;
998	gcv.ts_y_origin = -sy;	1343	gcv.ts_y_origin = -sy;
999	gc = XCreateGC (dpy, root, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	1344	gc = XCreateGC (dpy, target->vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
1000		1345
1001	if (gc)	1346	if (gc)
1002	{	1347	{
1003	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);	1348	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
1004	result |= transpPmapTiled;	1349	result |= transpPmapTiled;
1005	}	1350	XFreeGC (dpy, gc);
1006	}	1351	}
1007	TIMING_TEST_PRINT_RESULT (tp);
1008		1352
1009	if (tiled_root_pmap != None)	1353	if (tiled_root_pmap != None)
1010	{	1354	{
1011	if (!need_client_side_rendering ())	1355	if (!need_client_side_rendering ())
1012	{	1356	{
1013	if ((flags & tintNeeded))	1357	if (flags & (blurNeeded | blurServerSide))
1014	{
1015	if (flags & tintWholesome)
1016	{	1358	{
1017	/* In this case we can tint image server-side getting significant	1359	if (blur_pixmap (tiled_root_pmap, target->visual, 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;	1360	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	}	1361	}
		1362	if (flags & (tintNeeded | tintServerSide))
		1363	{
		1364	if (tint_pixmap (tiled_root_pmap, target->visual, window_width, window_height))
		1365	result |= transpPmapTinted;
		1366	}
1114	} /* server side rendering completed */	1367	} /* server side rendering completed */
1115		1368
1116	if (pixmap)	1369	if (pixmap)
1117	XFreePixmap (dpy, pixmap);	1370	XFreePixmap (dpy, pixmap);
1118		1371
1119	pixmap = tiled_root_pmap;	1372	pixmap = tiled_root_pmap;
1120	pmap_width = window_width;	1373	pmap_width = window_width;
1121	pmap_height = window_height;	1374	pmap_height = window_height;
1122	pmap_depth = root_depth;	1375	pmap_depth = target->depth;
1123	}	1376	}
1124
1125	if (gc)
1126	XFreeGC (dpy, gc);
1127
1128	TIMING_TEST_PRINT_RESULT (tp);
1129		1377
1130	return result;	1378	return result;
1131	}	1379	}
1132		1380
1133	bool	1381	void
1134	bgPixmap_t::set_root_pixmap ()	1382	bgPixmap_t::set_root_pixmap ()
1135	{	1383	{
1136	Pixmap new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);	1384	Pixmap new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);
1137	if (new_root_pixmap == None)	1385	if (new_root_pixmap == None)
1138	new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);	1386	new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);
1139		1387
1140	if (new_root_pixmap != root_pixmap)
1141	{
1142	root_pixmap = new_root_pixmap;	1388	root_pixmap = new_root_pixmap;
1143	return true;	1389
		1390	unsigned int width, height;
		1391	int depth = DefaultDepth (target->dpy, target->display->screen);
		1392
		1393	// validate root pixmap
		1394	if (root_pixmap != None)
1144	}	1395	{
		1396	Window wdummy;
		1397	int idummy;
		1398	unsigned int udummy;
1145		1399
1146	return false;	1400	target->allowedxerror = -1;
		1401
		1402	if (!XGetGeometry (target->dpy, root_pixmap, &wdummy, &idummy, &idummy, &width, &height, &udummy, &udummy))
		1403	root_pixmap = None;
		1404
		1405	target->allowedxerror = 0;
		1406	}
		1407
		1408	if (root_pixmap != None && depth != target->depth)
		1409	{
		1410	#if XRENDER
		1411	Display *dpy = target->dpy;
		1412	XRenderPictureAttributes pa;
		1413
		1414	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, target->display->screen));
		1415	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);
		1416
		1417	if (recoded_root_pmap)
		1418	XFreePixmap (dpy, recoded_root_pmap);
		1419	recoded_root_pmap = XCreatePixmap (dpy, target->vt, width, height, target->depth);
		1420	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);
		1421	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);
		1422
		1423	if (src && dst)
		1424	{
		1425	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, width, height);
		1426	root_pixmap = recoded_root_pmap;
		1427	}
		1428	else
		1429	root_pixmap = None;
		1430
		1431	XRenderFreePicture (dpy, src);
		1432	XRenderFreePicture (dpy, dst);
		1433	#else
		1434	root_pixmap = None;
		1435	#endif
		1436	}
1147	}	1437	}
1148	# endif /* ENABLE_TRANSPARENCY */	1438	# endif /* ENABLE_TRANSPARENCY */
1149		1439
1150	# ifndef HAVE_AFTERIMAGE	1440	# ifndef HAVE_AFTERIMAGE
1151	static void ShadeXImage(rxvt_term *term, XImage *srcImage, int shade, int rm, int gm, int bm);	1441	static void ShadeXImage(Visual *visual, XImage *srcImage, int shade, int rm, int gm, int bm);
1152	# endif	1442	# endif
1153		1443
1154	bool	1444	bool
1155	bgPixmap_t::render ()	1445	bgPixmap_t::render ()
1156	{	1446	{
1157	unsigned long background_flags = 0;	1447	unsigned long background_flags = 0;
1158		1448
1159	if (target == NULL)	1449	if (target == NULL)
1160	return false;	1450	return false;
1161
1162	TIMING_TEST_START (tp);
1163		1451
1164	invalidate ();	1452	invalidate ();
1165	# ifdef ENABLE_TRANSPARENCY	1453	# ifdef ENABLE_TRANSPARENCY
1166	if (flags & isTransparent)	1454	if (flags & isTransparent)
1167	{	1455	{
1168	/* we need to re-generate transparency pixmap in that case ! */	1456	/* we need to re-generate transparency pixmap in that case ! */
1169	background_flags = make_transparency_pixmap ();	1457	background_flags = make_transparency_pixmap ();
1170	if (background_flags == 0)	1458	if (background_flags == 0)
1171	return false;	1459	return false;
1172	else if ((background_flags & transpTransformations) == (flags & transpTransformations)	1460	else if ((background_flags & transpTransformations) == (flags & transpTransformations))
1173	&& pmap_depth == target->depth)
1174	flags = flags & ~isInvalid;	1461	flags = flags & ~isInvalid;
1175	}	1462	}
1176	# endif	1463	# endif
1177		1464
		1465	# ifdef BG_IMAGE_FROM_FILE
		1466	if (have_image
		1467	|| (background_flags & transpTransformations) != (flags & transpTransformations))
		1468	{
		1469	if (render_image (background_flags))
		1470	flags = flags & ~isInvalid;
		1471	}
		1472	# endif
		1473
1178	XImage *result = NULL;	1474	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		1475
1194	if (background_flags && (flags & isInvalid))	1476	if (background_flags && (flags & isInvalid))
1195	{	1477	{
1196	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);	1478	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
		1479	}
1197		1480
		1481	if (result)
		1482	{
		1483	# if !defined(HAVE_AFTERIMAGE) && !XRENDER
		1484	/* our own client-side tinting */
1198	if (result != NULL && !(background_flags & transpPmapTinted) && (flags & tintNeeded))	1485	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
1199	{	1486	{
1200	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1487	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1201	if (flags & tintSet)	1488	if (flags & tintSet)
1202	tint.get (c);	1489	tint.get (c);
1203	ShadeXImage (target, result, shade, c.r, c.g, c.b);	1490	ShadeXImage (DefaultVisual (target->dpy, target->display->screen), result, shade, c.r, c.g, c.b);
1204	}	1491	}
1205	}	1492	# endif
1206	# endif /* HAVE_AFTERIMAGE */
1207		1493
1208	if (result)
1209	{
1210	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);	1494	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);
1211		1495
1212	if (gc)	1496	if (gc)
1213	{	1497	{
1214	if (/*pmap_depth != target->depth &&*/ pixmap != None)
1215	{
1216	XFreePixmap (target->dpy, pixmap);
1217	pixmap = None;
1218	}
1219
1220	if (pixmap == None)
1221	{
1222	pixmap = XCreatePixmap (target->dpy, target->vt, result->width, result->height, target->depth);
1223	pmap_width = result->width;
1224	pmap_height = result->height;
1225	pmap_depth = target->depth;
1226	}
1227
1228	if (pmap_depth != result->depth)
1229	{
1230	/* Bad Match error will ensue ! stupid X !!!! */
1231	if (result->depth == 24 && pmap_depth == 32)
1232	result->depth = 32;
1233	else if (result->depth == 32 && pmap_depth == 24)
1234	result->depth = 24;
1235	else
1236	{
1237	/* TODO: implement image recoding */
1238	}
1239	}
1240
1241	if (pmap_depth == result->depth)
1242	XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);	1498	XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1243		1499
1244	XFreeGC (target->dpy, gc);	1500	XFreeGC (target->dpy, gc);
1245	flags = flags & ~isInvalid;	1501	flags = flags & ~isInvalid;
1246	}	1502	}
1247		1503
1248	XDestroyImage (result);	1504	XDestroyImage (result);
1249	}	1505	}
1250		1506
1251	if (flags & isInvalid)	1507	if (flags & isInvalid)
1252	{	1508	{
1253	if (pixmap != None)	1509	if (pixmap != None)
…		…
1257	}	1513	}
1258	}	1514	}
1259		1515
1260	apply ();	1516	apply ();
1261		1517
1262	XSync (target->dpy, False);
1263	valid_since = ev::now ();	1518	valid_since = ev::now ();
1264
1265	TIMING_TEST_PRINT_RESULT (tp);
1266		1519
1267	return true;	1520	return true;
1268	}	1521	}
1269		1522
1270	bool	1523	bool
…		…
1272	{	1525	{
1273	if (new_target)	1526	if (new_target)
1274	if (target != new_target)	1527	if (target != new_target)
1275	{	1528	{
1276	target = new_target;	1529	target = new_target;
1277	# ifdef ENABLE_TRANSPARENCY
1278	root_depth = DefaultDepthOfScreen (ScreenOfDisplay (target->dpy, target->display->screen));
1279	# endif
1280	return true;	1530	return true;
1281	}	1531	}
1282		1532
1283	return false;	1533	return false;
1284	}	1534	}
…		…
1286	void	1536	void
1287	bgPixmap_t::apply ()	1537	bgPixmap_t::apply ()
1288	{	1538	{
1289	if (target)	1539	if (target)
1290	{	1540	{
1291	flags &= ~isVtOrigin;
1292
1293	if (pixmap != None)	1541	if (pixmap != None)
1294	{	1542	{
1295	/* set target's background to pixmap */	1543	/* set target's background to pixmap */
1296	# ifdef ENABLE_TRANSPARENCY	1544	# ifdef ENABLE_TRANSPARENCY
1297	if (flags & isTransparent)	1545	if (flags & isTransparent)
…		…
1303	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);	1551	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);
1304	}	1552	}
1305	else	1553	else
1306	# endif	1554	# endif
1307	{	1555	{
1308	flags |= isVtOrigin;
1309	/* force old pixmap dereference in case it was transparent before :*/	1556	/* force old pixmap dereference in case it was transparent before :*/
1310	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);	1557	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1311	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);	1558	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1312	/* do we also need to set scrollbar's background here ? */	1559	/* do we also need to set scrollbar's background here ? */
1313		1560
…		…
1340	}	1587	}
1341	}	1588	}
1342		1589
1343	#endif /* HAVE_BG_PIXMAP */	1590	#endif /* HAVE_BG_PIXMAP */
1344		1591
1345	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) && !XFT	1592	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) && !XRENDER
1346	/* taken from aterm-0.4.2 */	1593	/* taken from aterm-0.4.2 */
1347		1594
1348	typedef uint32_t RUINT32T;
1349
1350	static void	1595	static void
1351	ShadeXImage(rxvt_term *term, XImage *srcImage, int shade, int rm, int gm, int bm)	1596	ShadeXImage(Visual *visual, XImage *srcImage, int shade, int rm, int gm, int bm)
1352	{	1597	{
1353	int sh_r, sh_g, sh_b;	1598	int sh_r, sh_g, sh_b;
1354	RUINT32T mask_r, mask_g, mask_b;	1599	uint32_t mask_r, mask_g, mask_b;
1355	RUINT32T *lookup, *lookup_r, *lookup_g, *lookup_b;	1600	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1356	unsigned int lower_lim_r, lower_lim_g, lower_lim_b;	1601	unsigned int lower_lim_r, lower_lim_g, lower_lim_b;
1357	unsigned int upper_lim_r, upper_lim_g, upper_lim_b;	1602	unsigned int upper_lim_r, upper_lim_g, upper_lim_b;
1358	int i;	1603	int i;
		1604	int host_byte_order = byteorder.big_endian () ? MSBFirst : LSBFirst;
1359		1605
1360	Visual *visual = term->visual;
1361
1362	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return ;	1606	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return;
1363
1364	if (shade == 0)
1365	shade = 100;
1366		1607
1367	/* for convenience */	1608	/* for convenience */
1368	mask_r = visual->red_mask;	1609	mask_r = visual->red_mask;
1369	mask_g = visual->green_mask;	1610	mask_g = visual->green_mask;
1370	mask_b = visual->blue_mask;	1611	mask_b = visual->blue_mask;
1371		1612
1372	/* boring lookup table pre-initialization */	1613	/* boring lookup table pre-initialization */
1373	switch (srcImage->bits_per_pixel) {	1614	switch (srcImage->depth)
		1615	{
1374	case 15:	1616	case 15:
1375	if ((mask_r != 0x7c00) ||	1617	if ((mask_r != 0x7c00) ||
1376	(mask_g != 0x03e0) ||	1618	(mask_g != 0x03e0) ||
1377	(mask_b != 0x001f))	1619	(mask_b != 0x001f))
1378	return;	1620	return;
1379	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+32+32));	1621	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+32+32));
1380	lookup_r = lookup;	1622	lookup_r = lookup;
1381	lookup_g = lookup+32;	1623	lookup_g = lookup+32;
1382	lookup_b = lookup+32+32;	1624	lookup_b = lookup+32+32;
1383	sh_r = 10;	1625	sh_r = 10;
1384	sh_g = 5;	1626	sh_g = 5;
1385	sh_b = 0;	1627	sh_b = 0;
1386	break;	1628	break;
1387	case 16:	1629	case 16:
1388	if ((mask_r != 0xf800) ||	1630	if ((mask_r != 0xf800) ||
1389	(mask_g != 0x07e0) ||	1631	(mask_g != 0x07e0) ||
1390	(mask_b != 0x001f))	1632	(mask_b != 0x001f))
1391	return;	1633	return;
1392	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+64+32));	1634	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+64+32));
1393	lookup_r = lookup;	1635	lookup_r = lookup;
1394	lookup_g = lookup+32;	1636	lookup_g = lookup+32;
1395	lookup_b = lookup+32+64;	1637	lookup_b = lookup+32+64;
1396	sh_r = 11;	1638	sh_r = 11;
1397	sh_g = 5;	1639	sh_g = 5;
1398	sh_b = 0;	1640	sh_b = 0;
1399	break;	1641	break;
1400	case 24:	1642	case 24:
1401	if ((mask_r != 0xff0000) ||	1643	if ((mask_r != 0xff0000) ||
1402	(mask_g != 0x00ff00) ||	1644	(mask_g != 0x00ff00) ||
1403	(mask_b != 0x0000ff))	1645	(mask_b != 0x0000ff))
1404	return;	1646	return;
1405	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));	1647	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1406	lookup_r = lookup;	1648	lookup_r = lookup;
1407	lookup_g = lookup+256;	1649	lookup_g = lookup+256;
1408	lookup_b = lookup+256+256;	1650	lookup_b = lookup+256+256;
1409	sh_r = 16;	1651	sh_r = 16;
1410	sh_g = 8;	1652	sh_g = 8;
1411	sh_b = 0;	1653	sh_b = 0;
1412	break;	1654	break;
1413	case 32:	1655	case 32:
1414	if ((mask_r != 0xff0000) ||	1656	if ((mask_r != 0xff0000) ||
1415	(mask_g != 0x00ff00) ||	1657	(mask_g != 0x00ff00) ||
1416	(mask_b != 0x0000ff))	1658	(mask_b != 0x0000ff))
1417	return;	1659	return;
1418	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));	1660	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1419	lookup_r = lookup;	1661	lookup_r = lookup;
1420	lookup_g = lookup+256;	1662	lookup_g = lookup+256;
1421	lookup_b = lookup+256+256;	1663	lookup_b = lookup+256+256;
1422	sh_r = 16;	1664	sh_r = 16;
1423	sh_g = 8;	1665	sh_g = 8;
1424	sh_b = 0;	1666	sh_b = 0;
1425	break;	1667	break;
1426	default:	1668	default:
1427	return; /* we do not support this color depth */	1669	return; /* we do not support this color depth */
1428	}	1670	}
1429		1671
1430	/* prepare limits for color transformation (each channel is handled separately) */	1672	/* prepare limits for color transformation (each channel is handled separately) */
1431	if (shade < 0) {	1673	if (shade > 100)
		1674	{
1432	shade = -shade;	1675	shade = 200 - shade;
1433	if (shade < 0) shade = 0;
1434	if (shade > 100) shade = 100;
1435		1676
1436	lower_lim_r = 65535-rm;	1677	lower_lim_r = 65535-rm;
1437	lower_lim_g = 65535-gm;	1678	lower_lim_g = 65535-gm;
1438	lower_lim_b = 65535-bm;	1679	lower_lim_b = 65535-bm;
1439		1680
1440	lower_lim_r = 65535-(unsigned int)(((RUINT32T)lower_lim_r)*((RUINT32T)shade)/100);	1681	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);	1682	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);	1683	lower_lim_b = 65535-(unsigned int)(((uint32_t)lower_lim_b)*((uint32_t)shade)/100);
1443		1684
1444	upper_lim_r = upper_lim_g = upper_lim_b = 65535;	1685	upper_lim_r = upper_lim_g = upper_lim_b = 65535;
		1686	}
1445	} else {	1687	else
1446	if (shade < 0) shade = 0;	1688	{
1447	if (shade > 100) shade = 100;
1448		1689
1449	lower_lim_r = lower_lim_g = lower_lim_b = 0;	1690	lower_lim_r = lower_lim_g = lower_lim_b = 0;
1450		1691
1451	upper_lim_r = (unsigned int)((((RUINT32T)rm)*((RUINT32T)shade))/100);	1692	upper_lim_r = (unsigned int)((((uint32_t)rm)*((uint32_t)shade))/100);
1452	upper_lim_g = (unsigned int)((((RUINT32T)gm)*((RUINT32T)shade))/100);	1693	upper_lim_g = (unsigned int)((((uint32_t)gm)*((uint32_t)shade))/100);
1453	upper_lim_b = (unsigned int)((((RUINT32T)bm)*((RUINT32T)shade))/100);	1694	upper_lim_b = (unsigned int)((((uint32_t)bm)*((uint32_t)shade))/100);
1454	}	1695	}
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		1696
1470	/* fill our lookup tables */	1697	/* fill our lookup tables */
1471	for (i = 0; i <= mask_r>>sh_r; i++)	1698	for (i = 0; i <= mask_r>>sh_r; i++)
1472	{	1699	{
1473	RUINT32T tmp;	1700	uint32_t tmp;
1474	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_r-lower_lim_r));	1701	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_r-lower_lim_r));
1475	tmp += ((RUINT32T)(mask_r>>sh_r))*((RUINT32T)lower_lim_r);	1702	tmp += ((uint32_t)(mask_r>>sh_r))*((uint32_t)lower_lim_r);
1476	lookup_r[i] = (tmp/65535)<<sh_r;	1703	lookup_r[i] = (tmp/65535)<<sh_r;
1477	}	1704	}
1478	for (i = 0; i <= mask_g>>sh_g; i++)	1705	for (i = 0; i <= mask_g>>sh_g; i++)
1479	{	1706	{
1480	RUINT32T tmp;	1707	uint32_t tmp;
1481	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_g-lower_lim_g));	1708	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_g-lower_lim_g));
1482	tmp += ((RUINT32T)(mask_g>>sh_g))*((RUINT32T)lower_lim_g);	1709	tmp += ((uint32_t)(mask_g>>sh_g))*((uint32_t)lower_lim_g);
1483	lookup_g[i] = (tmp/65535)<<sh_g;	1710	lookup_g[i] = (tmp/65535)<<sh_g;
1484	}	1711	}
1485	for (i = 0; i <= mask_b>>sh_b; i++)	1712	for (i = 0; i <= mask_b>>sh_b; i++)
1486	{	1713	{
1487	RUINT32T tmp;	1714	uint32_t tmp;
1488	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_b-lower_lim_b));	1715	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_b-lower_lim_b));
1489	tmp += ((RUINT32T)(mask_b>>sh_b))*((RUINT32T)lower_lim_b);	1716	tmp += ((uint32_t)(mask_b>>sh_b))*((uint32_t)lower_lim_b);
1490	lookup_b[i] = (tmp/65535)<<sh_b;	1717	lookup_b[i] = (tmp/65535)<<sh_b;
1491	}	1718	}
1492		1719
1493	/* apply table to input image (replacing colors by newly calculated ones) */	1720	/* apply table to input image (replacing colors by newly calculated ones) */
1494	switch (srcImage->bits_per_pixel)	1721	if (srcImage->bits_per_pixel == 32
		1722	&& (srcImage->depth == 24 || srcImage->depth == 32)
		1723	&& srcImage->byte_order == host_byte_order)
1495	{	1724	{
1496	case 15:
1497	{
1498	unsigned short *p1, *pf, *p, *pl;	1725	uint32_t *p1, *pf, *p, *pl;
1499	p1 = (unsigned short *) srcImage->data;	1726	p1 = (uint32_t *) srcImage->data;
1500	pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);	1727	pf = (uint32_t *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
		1728
1501	while (p1 < pf)	1729	while (p1 < pf)
1502	{	1730	{
1503	p = p1;	1731	p = p1;
1504	pl = p1 + srcImage->width;	1732	pl = p1 + srcImage->width;
1505	for (; p < pl; p++)	1733	for (; p < pl; p++)
1506	{	1734	{
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] |	1735	*p = lookup_r[(*p & 0xff0000) >> 16] |
1566	lookup_g[(*p & 0x00ff00)>> 8] |	1736	lookup_g[(*p & 0x00ff00) >> 8] |
1567	lookup_b[(*p & 0x0000ff)] |	1737	lookup_b[(*p & 0x0000ff)] |
1568	(*p & ~0xffffff);	1738	(*p & 0xff000000);
		1739	}
		1740	p1 = (uint32_t *) ((char *) p1 + srcImage->bytes_per_line);
		1741	}
		1742	}
		1743	else
		1744	{
		1745	for (int y = 0; y < srcImage->height; y++)
		1746	for (int x = 0; x < srcImage->width; x++)
		1747	{
		1748	unsigned long pixel = XGetPixel (srcImage, x, y);
		1749	pixel = lookup_r[(pixel & mask_r) >> sh_r] |
		1750	lookup_g[(pixel & mask_g) >> sh_g] |
		1751	lookup_b[(pixel & mask_b) >> sh_b];
		1752	XPutPixel (srcImage, x, y, pixel);
1569	}	1753	}
1570	p1 = (RUINT32T *) ((char *) p1 + srcImage->bytes_per_line);
1571	}	1754	}
1572	break;
1573	}
1574	}
1575		1755
1576	free (lookup);	1756	free (lookup);
1577	}	1757	}
1578	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */	1758	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */

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