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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.43 by sf-exg, Sun Aug 29 13:40:42 2010 UTC vs.
Revision 1.94 by sf-exg, Wed Oct 20 09:04:55 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",	433	//fprintf (stderr, "flags = %lX, scale = %ux%u, align=%+d%+d\n",
447	// flags, h_scale, v_scale, h_align, v_align);	434	// flags, h_scale, v_scale, h_align, v_align);
448	return (changed > 0);	435	return (changed > 0);
		436	}
		437
		438	void
		439	bgPixmap_t::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
		440	{
		441	int target_width = target->szHint.width;
		442	int target_height = target->szHint.height;
		443
		444	if (flags & propScale)
		445	{
		446	float scale = (float)target_width / image_width;
		447	min_it (scale, (float)target_height / image_height);
		448	w = image_width * scale + 0.5;
		449	h = image_height * scale + 0.5;
		450	}
		451	else
		452	{
		453	w = h_scale * target_width / 100;
		454	h = v_scale * target_height / 100;
		455	}
		456
		457	if (!w) w = image_width;
		458	if (!h) h = image_height;
		459
		460	if (flags & rootAlign)
		461	{
		462	target->get_window_origin (x, y);
		463	x = -x;
		464	y = -y;
		465	}
		466	else
		467	{
		468	x = make_align_position (h_align, target_width, w);
		469	y = make_align_position (v_align, target_height, h);
		470	}
		471
		472	flags &= ~sizeSensitive;
		473	if ((flags & propScale) || h_scale || v_scale
		474	|| (!(flags & rootAlign) && (h_align || v_align))
		475	|| w > target_width || h > target_height)
		476	flags |= sizeSensitive;
449	}	477	}
450		478
451	# ifdef HAVE_AFTERIMAGE	479	# ifdef HAVE_AFTERIMAGE
452	bool	480	bool
453	bgPixmap_t::render_asim (ASImage *background, ARGB32 background_tint)	481	bgPixmap_t::render_image (unsigned long background_flags)
454	{	482	{
455	if (target == NULL)	483	if (target == NULL)
456	return false;	484	return false;
457		485
458	target->init_asv ();	486	target->init_asv ();
		487
		488	ASImage *background = NULL;
		489	ARGB32 background_tint = TINT_LEAVE_SAME;
		490
		491	# ifdef ENABLE_TRANSPARENCY
		492	if (background_flags)
		493	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);
		494
		495	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
		496	{
		497	ShadingInfo as_shade;
		498	as_shade.shading = shade;
		499
		500	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
		501	if (flags & tintSet)
		502	tint.get (c);
		503	as_shade.tintColor.red = c.r;
		504	as_shade.tintColor.green = c.g;
		505	as_shade.tintColor.blue = c.b;
		506
		507	background_tint = shading2tint32 (&as_shade);
		508	}
		509
		510	if (!(background_flags & transpPmapBlurred) && (flags & blurNeeded) && background != NULL)
		511	{
		512	ASImage *tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
		513	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,
		514	100, ASIMAGE_QUALITY_DEFAULT);
		515	if (tmp)
		516	{
		517	destroy_asimage (&background);
		518	background = tmp;
		519	}
		520	}
		521	# endif
459		522
460	ASImage *result = 0;	523	ASImage *result = 0;
461		524
462	int target_width = target->szHint.width;	525	int target_width = target->szHint.width;
463	int target_height = target->szHint.height;	526	int target_height = target->szHint.height;
464	int new_pmap_width = target_width;	527	int new_pmap_width = target_width;
465	int new_pmap_height = target_height;	528	int new_pmap_height = target_height;
466		529
467	int x = 0;	530	int x = 0;
468	int y = 0;	531	int y = 0;
469	int w = h_scale * target_width / 100;	532	int w = 0;
470	int h = v_scale * target_height / 100;	533	int h = 0;
471		534
472	TIMING_TEST_START (asim);	535	TIMING_TEST_START (asim);
473		536
474	if (original_asim)	537	if (original_asim)
475	{	538	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
476	if (h_align == rootAlign || v_align == rootAlign)
477	{
478	target->get_window_origin(x, y);
479	x = -x;
480	y = -y;
481	}
482
483	if (h_align != rootAlign)
484	x = make_align_position (h_align, target_width, w > 0 ? w : (int)original_asim->width);
485
486	if (v_align != rootAlign)
487	y = make_align_position (v_align, target_height, h > 0 ? h : (int)original_asim->height);
488	}
489		539
490	if (!original_asim	540	if (!original_asim
		541	|| (!(flags & rootAlign)
491	|| x >= target_width	542	&& (x >= target_width
492	|| y >= target_height	543	|| y >= target_height
493	|| (w > 0 && x + w <= 0)	544	|| (x + w <= 0)
494	|| (h > 0 && y + h <= 0))	545	|| (y + h <= 0))))
495	{	546	{
496	if (background)	547	if (background)
497	{	548	{
498	new_pmap_width = background->width;	549	new_pmap_width = background->width;
499	new_pmap_height = background->height;	550	new_pmap_height = background->height;
…		…
513	}	564	}
514	else	565	else
515	{	566	{
516	result = original_asim;	567	result = original_asim;
517		568
518	if ((w > 0 && w != original_asim->width)	569	if ((w != original_asim->width)
519	|| (h > 0 && h != original_asim->height))	570	|| (h != original_asim->height))
520	{	571	{
521	result = scale_asimage (target->asv, original_asim,	572	result = scale_asimage (target->asv, original_asim,
522	w > 0 ? w : original_asim->width,	573	w, h,
523	h > 0 ? h : original_asim->height,
524	background ? ASA_ASImage : ASA_XImage,	574	background ? ASA_ASImage : ASA_XImage,
525	100, ASIMAGE_QUALITY_DEFAULT);	575	100, ASIMAGE_QUALITY_DEFAULT);
526	}	576	}
527		577
528	if (background == NULL)	578	if (background == NULL)
529	{	579	{
530	/* if tiling - pixmap has to be sized exactly as the image,
531	but there is no need to make it bigger than the window! */
532	if (h_scale == 0)
533	new_pmap_width = min (result->width, target_width);
534	if (v_scale == 0)
535	new_pmap_height = min (result->height, target_height);
536	/* we also need to tile our image in one or both directions */
537	if (h_scale == 0 || v_scale == 0)	580	if (h_scale == 0 || v_scale == 0)
538	{	581	{
		582	/* if tiling - pixmap has to be sized exactly as the image,
		583	but there is no need to make it bigger than the window! */
		584	new_pmap_width = min (result->width, target_width);
		585	new_pmap_height = min (result->height, target_height);
		586
		587	/* we also need to tile our image in both directions */
539	ASImage *tmp = tile_asimage (target->asv, result,	588	ASImage *tmp = tile_asimage (target->asv, result,
540	(h_scale > 0) ? 0 : (int)result->width - x,	589	(int)result->width - x,
541	(v_scale > 0) ? 0 : (int)result->height - y,	590	(int)result->height - y,
542	new_pmap_width,	591	new_pmap_width,
543	new_pmap_height,	592	new_pmap_height,
544	TINT_LEAVE_SAME, ASA_XImage,	593	TINT_LEAVE_SAME, ASA_XImage,
545	100, ASIMAGE_QUALITY_DEFAULT);	594	100, ASIMAGE_QUALITY_DEFAULT);
546	if (tmp)	595	if (tmp)
…		…
561	layers[0].clip_width = target_width;	610	layers[0].clip_width = target_width;
562	layers[0].clip_height = target_height;	611	layers[0].clip_height = target_height;
563	layers[0].tint = background_tint;	612	layers[0].tint = background_tint;
564	layers[1].im = result;	613	layers[1].im = result;
565		614
566	if (w <= 0)	615	if (h_scale == 0 || v_scale == 0)
567	{	616	{
568	/* tile horizontally */	617	/* tile horizontally */
569	while (x > 0) x -= (int)result->width;	618	while (x > 0) x -= (int)result->width;
570	layers[1].dst_x = x;	619	layers[1].dst_x = x;
571	layers[1].clip_width = result->width+target_width;	620	layers[1].clip_width = result->width+target_width;
…		…
575	/* clip horizontally */	624	/* clip horizontally */
576	layers[1].dst_x = x;	625	layers[1].dst_x = x;
577	layers[1].clip_width = result->width;	626	layers[1].clip_width = result->width;
578	}	627	}
579		628
580	if (h <= 0)	629	if (h_scale == 0 || v_scale == 0)
581	{	630	{
582	while (y > 0) y -= (int)result->height;	631	while (y > 0) y -= (int)result->height;
583	layers[1].dst_y = y;	632	layers[1].dst_y = y;
584	layers[1].clip_height = result->height + target_height;	633	layers[1].clip_height = result->height + target_height;
585	}	634	}
…		…
610	free (layers);	659	free (layers);
611	}	660	}
612	}	661	}
613	TIMING_TEST_PRINT_RESULT (asim);	662	TIMING_TEST_PRINT_RESULT (asim);
614		663
615	if (pixmap)	664	bool ret = false;
616	{
617	if (result == NULL
618	|| pmap_width != new_pmap_width
619	|| pmap_height != new_pmap_height
620	|| pmap_depth != target->depth)
621	{
622	XFreePixmap (target->dpy, pixmap);
623	pixmap = None;
624	}
625	}
626		665
627	if (result)	666	if (result)
628	{	667	{
629	XGCValues gcv;	668	XGCValues gcv;
630	GC gc;	669	GC gc;
		670
		671	if (pixmap)
		672	{
		673	if (pmap_width != new_pmap_width
		674	|| pmap_height != new_pmap_height
		675	|| pmap_depth != target->depth)
		676	{
		677	XFreePixmap (target->dpy, pixmap);
		678	pixmap = None;
		679	}
		680	}
631		681
632	/* create Pixmap */	682	/* create Pixmap */
633	if (pixmap == None)	683	if (pixmap == None)
634	{	684	{
635	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);	685	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);
636	pmap_width = new_pmap_width;	686	pmap_width = new_pmap_width;
637	pmap_height = new_pmap_height;	687	pmap_height = new_pmap_height;
638	pmap_depth = target->depth;	688	pmap_depth = target->depth;
639	}	689	}
640	/* fill with background color ( if result's not completely overlapping it)*/	690	/* fill with background color (if result's not completely overlapping it) */
641	gcv.foreground = target->pix_colors[Color_bg];	691	gcv.foreground = target->pix_colors[Color_bg];
642	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);	692	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
643		693
644	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;	694	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
645	int dst_width = result->width, dst_height = result->height;	695	int dst_width = result->width, dst_height = result->height;
646	if (background == NULL)	696	if (background == NULL)
647	{	697	{
		698	if (!(h_scale == 0 || v_scale == 0))
		699	{
648	if (h_scale > 0) src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );	700	src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );
649	if (v_scale > 0) src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);	701	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
		702	}
650		703
651	if (dst_x > 0 || dst_y > 0	704	if (dst_x > 0 || dst_y > 0
652	|| dst_x + dst_width < new_pmap_width	705	|| dst_x + dst_width < new_pmap_width
653	|| dst_y + dst_height < new_pmap_height)	706	|| dst_y + dst_height < new_pmap_height)
654	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	707	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
…		…
661	if (result != background && result != original_asim)	714	if (result != background && result != original_asim)
662	destroy_asimage (&result);	715	destroy_asimage (&result);
663		716
664	XFreeGC (target->dpy, gc);	717	XFreeGC (target->dpy, gc);
665	TIMING_TEST_PRINT_RESULT (asim);	718	TIMING_TEST_PRINT_RESULT (asim);
666	}
667		719
		720	ret = true;
		721	}
		722
		723	if (background)
		724	destroy_asimage (&background);
		725
668	return true;	726	return ret;
669	}	727	}
670	# endif /* HAVE_AFTERIMAGE */	728	# endif /* HAVE_AFTERIMAGE */
		729
		730	# ifdef HAVE_PIXBUF
		731	bool
		732	bgPixmap_t::render_image (unsigned long background_flags)
		733	{
		734	if (target == NULL)
		735	return false;
		736
		737	if (!pixbuf)
		738	return false;
		739
		740	#if !XFT
		741	if (background_flags)
		742	return false;
		743	#endif
		744
		745	GdkPixbuf *result;
		746
		747	int image_width = gdk_pixbuf_get_width (pixbuf);
		748	int image_height = gdk_pixbuf_get_height (pixbuf);
		749
		750	int target_width = target->szHint.width;
		751	int target_height = target->szHint.height;
		752	int new_pmap_width = target_width;
		753	int new_pmap_height = target_height;
		754
		755	int x = 0;
		756	int y = 0;
		757	int w = 0;
		758	int h = 0;
		759
		760	get_image_geometry (image_width, image_height, w, h, x, y);
		761
		762	if (!(flags & rootAlign)
		763	&& (x >= target_width
		764	|| y >= target_height
		765	|| (x + w <= 0)
		766	|| (y + h <= 0)))
		767	return false;
		768
		769	result = pixbuf;
		770
		771	if ((w != image_width)
		772	|| (h != image_height))
		773	{
		774	result = gdk_pixbuf_scale_simple (pixbuf,
		775	w, h,
		776	GDK_INTERP_BILINEAR);
		777	}
		778
		779	bool ret = false;
		780
		781	if (result)
		782	{
		783	XGCValues gcv;
		784	GC gc;
		785	Pixmap root_pmap;
		786
		787	image_width = gdk_pixbuf_get_width (result);
		788	image_height = gdk_pixbuf_get_height (result);
		789
		790	if (background_flags)
		791	{
		792	root_pmap = pixmap;
		793	pixmap = None;
		794	}
		795	else
		796	{
		797	if (h_scale == 0 || v_scale == 0)
		798	{
		799	new_pmap_width = min (image_width, target_width);
		800	new_pmap_height = min (image_height, target_height);
		801	}
		802	}
		803
		804	if (pixmap)
		805	{
		806	if (pmap_width != new_pmap_width
		807	|| pmap_height != new_pmap_height
		808	|| pmap_depth != target->depth)
		809	{
		810	XFreePixmap (target->dpy, pixmap);
		811	pixmap = None;
		812	}
		813	}
		814
		815	if (pixmap == None)
		816	{
		817	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);
		818	pmap_width = new_pmap_width;
		819	pmap_height = new_pmap_height;
		820	pmap_depth = target->depth;
		821	}
		822
		823	gcv.foreground = target->pix_colors[Color_bg];
		824	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
		825
		826	if (h_scale == 0 || v_scale == 0)
		827	{
		828	Pixmap tile = XCreatePixmap (target->dpy, target->vt, image_width, image_height, target->depth);
		829	gdk_pixbuf_xlib_render_to_drawable (result, tile, gc,
		830	0, 0,
		831	0, 0,
		832	image_width, image_height,
		833	XLIB_RGB_DITHER_NONE,
		834	0, 0);
		835
		836	gcv.tile = tile;
		837	gcv.fill_style = FillTiled;
		838	gcv.ts_x_origin = x;
		839	gcv.ts_y_origin = y;
		840	XChangeGC (target->dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
		841
		842	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
		843	XFreePixmap (target->dpy, tile);
		844	}
		845	else
		846	{
		847	int src_x, src_y, dst_x, dst_y;
		848	int dst_width, dst_height;
		849
		850	src_x = make_clip_rectangle (x, image_width , new_pmap_width , dst_x, dst_width );
		851	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);
		852
		853	if (dst_x > 0 || dst_y > 0
		854	|| dst_x + dst_width < new_pmap_width
		855	|| dst_y + dst_height < new_pmap_height)
		856	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
		857
		858	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
		859	gdk_pixbuf_xlib_render_to_drawable (result, pixmap, gc,
		860	src_x, src_y,
		861	dst_x, dst_y,
		862	dst_width, dst_height,
		863	XLIB_RGB_DITHER_NONE,
		864	0, 0);
		865	}
		866
		867	#if XFT
		868	if (background_flags)
		869	{
		870	Display *dpy = target->dpy;
		871	XRenderPictureAttributes pa;
		872
		873	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, target->display->screen));
		874	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);
		875
		876	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);
		877	Picture dst = XRenderCreatePicture (dpy, pixmap, dst_format, 0, &pa);
		878
		879	pa.repeat = True;
		880	Pixmap mask_pmap = XCreatePixmap (dpy, target->vt, 1, 1, 8);
		881	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
		882	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
		883	XFreePixmap (dpy, mask_pmap);
		884
		885	if (src && dst && mask)
		886	{
		887	XRenderColor mask_c;
		888
		889	mask_c.alpha = 0x8000;
		890	mask_c.red = 0;
		891	mask_c.green = 0;
		892	mask_c.blue = 0;
		893	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
		894	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
		895	}
		896
		897	XRenderFreePicture (dpy, src);
		898	XRenderFreePicture (dpy, dst);
		899	XRenderFreePicture (dpy, mask);
		900
		901	XFreePixmap (dpy, root_pmap);
		902	}
		903	#endif
		904
		905	if (result != pixbuf)
		906	g_object_unref (result);
		907
		908	XFreeGC (target->dpy, gc);
		909
		910	ret = true;
		911	}
		912
		913	return ret;
		914	}
		915	# endif /* HAVE_PIXBUF */
671		916
672	bool	917	bool
673	bgPixmap_t::set_file (const char *file)	918	bgPixmap_t::set_file (const char *file)
674	{	919	{
675	assert (file);	920	assert (file);
676		921
677	if (*file)	922	if (*file)
678	{	923	{
679	# ifdef HAVE_AFTERIMAGE
680	if (!target->asimman)
681	target->asimman = create_generic_imageman (target->rs[Rs_path]);
682
683	if (const char *p = strchr (file, ';'))	924	if (const char *p = strchr (file, ';'))
684	{	925	{
685	size_t len = p - file;	926	size_t len = p - file;
686	char *f = rxvt_temp_buf<char> (len + 1);	927	char *f = rxvt_temp_buf<char> (len + 1);
687	memcpy (f, file, len);	928	memcpy (f, file, len);
688	f[len] = '\0';	929	f[len] = '\0';
		930	file = f;
		931	}
		932
		933	# ifdef HAVE_AFTERIMAGE
		934	if (!target->asimman)
		935	target->asimman = create_generic_imageman (target->rs[Rs_path]);
689	original_asim = get_asimage (target->asimman, f, 0xFFFFFFFF, 100);	936	ASImage *image = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);
		937	if (image)
690	}	938	{
691	else	939	if (original_asim)
692	original_asim = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);	940	safe_asimage_destroy (original_asim);
		941	original_asim = image;
		942	have_image = true;
		943	return true;
		944	}
		945	# endif
693		946
694	return original_asim;	947	# ifdef HAVE_PIXBUF
		948	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
		949	if (image)
		950	{
		951	if (pixbuf)
		952	g_object_unref (pixbuf);
		953	pixbuf = image;
		954	have_image = true;
		955	return true;
		956	}
695	# endif	957	# endif
696	}	958	}
697		959
698	return false;	960	return false;
699	}	961	}
…		…
719	int changed = 0;	981	int changed = 0;
720	unsigned int hr, vr;	982	unsigned int hr, vr;
721	int junk;	983	int junk;
722	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);	984	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
723		985
724	if (!(geom_flags&WidthValue))	986	if (!(geom_flags & WidthValue))
725	hr = 1;	987	hr = 1;
726	if (!(geom_flags&HeightValue))	988	if (!(geom_flags & HeightValue))
727	vr = hr;	989	vr = hr;
		990
		991	min_it (hr, 128);
		992	min_it (vr, 128);
728		993
729	if (h_blurRadius != hr)	994	if (h_blurRadius != hr)
730	{	995	{
731	++changed;	996	++changed;
732	h_blurRadius = hr;	997	h_blurRadius = hr;
…		…
741	if (v_blurRadius == 0 && h_blurRadius == 0)	1006	if (v_blurRadius == 0 && h_blurRadius == 0)
742	flags &= ~blurNeeded;	1007	flags &= ~blurNeeded;
743	else	1008	else
744	flags |= blurNeeded;	1009	flags |= blurNeeded;
745		1010
		1011	#if XFT
		1012	XFilters *filters = XRenderQueryFilters (target->dpy, target->display->root);
		1013	if (filters)
		1014	{
		1015	for (int i = 0; i < filters->nfilter; i++)
		1016	if (!strcmp (filters->filter[i], FilterConvolution))
		1017	flags |= bgPixmap_t::blurServerSide;
		1018
		1019	XFree (filters);
		1020	}
		1021	#endif
		1022
746	return (changed>0);	1023	return (changed > 0);
747	}	1024	}
748		1025
749	static inline unsigned long	1026	static inline unsigned long
750	compute_tint_shade_flags (rxvt_color *tint, int shade)	1027	compute_tint_shade_flags (rxvt_color *tint, int shade)
751	{	1028	{
752	unsigned long flags = 0;	1029	unsigned long flags = 0;
753	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1030	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
754	bool has_shade = (shade > 0 && shade < 100) || (shade > 100 && shade < 200);	1031	bool has_shade = shade != 100;
755		1032
756	if (tint)	1033	if (tint)
757	{	1034	{
758	tint->get (c);	1035	tint->get (c);
759	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)	1036	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)
…		…
768	flags |= bgPixmap_t::tintNeeded;	1045	flags |= bgPixmap_t::tintNeeded;
769	else if (tint)	1046	else if (tint)
770	{	1047	{
771	if ((c.r > 0x000700 || c.g > 0x000700 || c.b > 0x000700)	1048	if ((c.r > 0x000700 || c.g > 0x000700 || c.b > 0x000700)
772	&& (c.r < 0x00f700 || c.g < 0x00f700 || c.b < 0x00f700))	1049	&& (c.r < 0x00f700 || c.g < 0x00f700 || c.b < 0x00f700))
773	{	1050	{
774	flags |= bgPixmap_t::tintNeeded;	1051	flags |= bgPixmap_t::tintNeeded;
775	}	1052	}
776	}	1053	}
777		1054
778	if (flags & bgPixmap_t::tintNeeded)	1055	if (flags & bgPixmap_t::tintNeeded)
779	{	1056	{
780	if (flags & bgPixmap_t::tintWholesome)	1057	if (flags & bgPixmap_t::tintWholesome)
…		…
791	}	1068	}
792		1069
793	bool	1070	bool
794	bgPixmap_t::set_tint (rxvt_color &new_tint)	1071	bgPixmap_t::set_tint (rxvt_color &new_tint)
795	{	1072	{
796	if (tint != new_tint)	1073	if (!(flags & tintSet) || tint != new_tint)
797	{	1074	{
798	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);	1075	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);
799	tint = new_tint;	1076	tint = new_tint;
800	flags = (flags & ~tintFlags) | new_flags | tintSet;	1077	flags = (flags & ~tintFlags) | new_flags | tintSet;
801	return true;	1078	return true;
…		…
809	{	1086	{
810	unsigned long new_flags = compute_tint_shade_flags (NULL, shade);	1087	unsigned long new_flags = compute_tint_shade_flags (NULL, shade);
811		1088
812	if (new_flags != (flags & tintFlags))	1089	if (new_flags != (flags & tintFlags))
813	{	1090	{
814	flags = (flags&~tintFlags)|new_flags;	1091	flags = (flags & ~tintFlags) | new_flags;
815	return true;	1092	return true;
816	}	1093	}
817		1094
818	return false;	1095	return false;
819	}	1096	}
820		1097
821	bool	1098	bool
822	bgPixmap_t::set_shade (const char *shade_str)	1099	bgPixmap_t::set_shade (const char *shade_str)
823	{	1100	{
824	int new_shade = (shade_str) ? atoi (shade_str) : 0;	1101	int new_shade = (shade_str) ? atoi (shade_str) : 100;
825		1102
826	if (new_shade < 0 && new_shade > -100)	1103	clamp_it (new_shade, -100, 200);
		1104	if (new_shade < 0)
827	new_shade = 200 - (100 + new_shade);	1105	new_shade = 200 - (100 + new_shade);
828	else if (new_shade == 100)
829	new_shade = 0;
830		1106
831	if (new_shade != shade)	1107	if (new_shade != shade)
832	{	1108	{
833	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);
834	shade = new_shade;	1110	shade = new_shade;
835	flags = (flags & (~tintFlags | tintSet)) | new_flags;	1111	flags = (flags & (~tintFlags | tintSet)) | new_flags;
836	return true;	1112	return true;
837	}	1113	}
838		1114
839	return false;	1115	return false;
		1116	}
		1117
		1118	#if XFT
		1119	static void
		1120	get_gaussian_kernel (int radius, int width, double *kernel, XFixed *params)
		1121	{
		1122	double sigma = radius / 2.0;
		1123	double scale = sqrt (2.0 * M_PI) * sigma;
		1124	double sum = 0.0;
		1125
		1126	for (int i = 0; i < width; i++)
		1127	{
		1128	double x = i - width / 2;
		1129	kernel[i] = exp (-(x * x) / (2.0 * sigma * sigma)) / scale;
		1130	sum += kernel[i];
		1131	}
		1132
		1133	params[0] = XDoubleToFixed (width);
		1134	params[1] = XDoubleToFixed (1);
		1135
		1136	for (int i = 0; i < width; i++)
		1137	params[i+2] = XDoubleToFixed (kernel[i] / sum);
		1138	}
		1139	#endif
		1140
		1141	bool
		1142	bgPixmap_t::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
		1143	{
		1144	bool ret = false;
		1145	#if XFT
		1146	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
		1147	double *kernel = (double *)malloc (size * sizeof (double));
		1148	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
		1149
		1150	Display *dpy = target->dpy;
		1151	XRenderPictureAttributes pa;
		1152	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		1153
		1154	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1155	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1156
		1157	if (kernel && params && src && dst)
		1158	{
		1159	if (h_blurRadius)
		1160	{
		1161	size = h_blurRadius * 2 + 1;
		1162	get_gaussian_kernel (h_blurRadius, size, kernel, params);
		1163
		1164	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
		1165	XRenderComposite (dpy,
		1166	PictOpSrc,
		1167	src,
		1168	None,
		1169	dst,
		1170	0, 0,
		1171	0, 0,
		1172	0, 0,
		1173	width, height);
		1174	}
		1175
		1176	if (v_blurRadius)
		1177	{
		1178	size = v_blurRadius * 2 + 1;
		1179	get_gaussian_kernel (v_blurRadius, size, kernel, params);
		1180	swap (params[0], params[1]);
		1181
		1182	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
		1183	XRenderComposite (dpy,
		1184	PictOpSrc,
		1185	src,
		1186	None,
		1187	dst,
		1188	0, 0,
		1189	0, 0,
		1190	0, 0,
		1191	width, height);
		1192	}
		1193
		1194	ret = true;
		1195	}
		1196
		1197	free (kernel);
		1198	free (params);
		1199	XRenderFreePicture (dpy, src);
		1200	XRenderFreePicture (dpy, dst);
		1201	#endif
		1202	return ret;
		1203	}
		1204
		1205	bool
		1206	bgPixmap_t::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
		1207	{
		1208	Display *dpy = target->dpy;
		1209	bool ret = false;
		1210
		1211	if (flags & tintWholesome)
		1212	{
		1213	XGCValues gcv;
		1214	GC gc;
		1215
		1216	/* In this case we can tint image server-side getting significant
		1217	* performance improvements, as we eliminate XImage transfer
		1218	*/
		1219	gcv.foreground = Pixel (tint);
		1220	gcv.function = GXand;
		1221	gcv.fill_style = FillSolid;
		1222	gc = XCreateGC (dpy, pixmap, GCFillStyle | GCForeground | GCFunction, &gcv);
		1223	if (gc)
		1224	{
		1225	XFillRectangle (dpy, pixmap, gc, 0, 0, width, height);
		1226	ret = true;
		1227	XFreeGC (dpy, gc);
		1228	}
		1229	}
		1230	else
		1231	{
		1232	# if XFT
		1233	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
		1234
		1235	if (flags & tintSet)
		1236	tint.get (c);
		1237
		1238	if (shade <= 100)
		1239	{
		1240	c.r = (c.r * shade) / 100;
		1241	c.g = (c.g * shade) / 100;
		1242	c.b = (c.b * shade) / 100;
		1243	}
		1244	else
		1245	{
		1246	c.r = ((0xffff - c.r) * (200 - shade)) / 100;
		1247	c.g = ((0xffff - c.g) * (200 - shade)) / 100;
		1248	c.b = ((0xffff - c.b) * (200 - shade)) / 100;
		1249	}
		1250
		1251	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
		1252	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		1253	XRenderPictureAttributes pa;
		1254
		1255	Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1256
		1257	pa.repeat = True;
		1258
		1259	Pixmap overlay_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
		1260	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
		1261	XFreePixmap (dpy, overlay_pmap);
		1262
		1263	pa.component_alpha = True;
		1264	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
		1265	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
		1266	XFreePixmap (dpy, mask_pmap);
		1267
		1268	if (mask_pic && overlay_pic && back_pic)
		1269	{
		1270	XRenderColor mask_c;
		1271
		1272	memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof (mask_c));
		1273	mask_c.alpha = 0xffff;
		1274	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
		1275
		1276	mask_c.alpha = 0;
		1277	mask_c.red = 0xffff - c.r;
		1278	mask_c.green = 0xffff - c.g;
		1279	mask_c.blue = 0xffff - c.b;
		1280	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
		1281	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1282	ret = true;
		1283	}
		1284
		1285	XRenderFreePicture (dpy, mask_pic);
		1286	XRenderFreePicture (dpy, overlay_pic);
		1287	XRenderFreePicture (dpy, back_pic);
		1288	# if DO_TIMING_TEST
		1289	XSync (dpy, False);
		1290	# endif
		1291	# endif
		1292	}
		1293
		1294	return ret;
840	}	1295	}
841		1296
842	/* make_transparency_pixmap()	1297	/* make_transparency_pixmap()
843	* Builds a pixmap sized the same as terminal window, with depth same as the root window	1298	* Builds a pixmap sized the same as terminal window, with depth same as the root window
844	* that pixmap contains tiled portion of the root pixmap that is supposed to be covered by	1299	* that pixmap contains tiled portion of the root pixmap that is supposed to be covered by
…		…
863	unsigned int root_pmap_width, root_pmap_height;	1318	unsigned int root_pmap_width, root_pmap_height;
864	int window_width = target->szHint.width;	1319	int window_width = target->szHint.width;
865	int window_height = target->szHint.height;	1320	int window_height = target->szHint.height;
866	int sx, sy;	1321	int sx, sy;
867	XGCValues gcv;	1322	XGCValues gcv;
		1323	GC gc;
868		1324
869	TIMING_TEST_START (tp);	1325	TIMING_TEST_START (tp);
870	target->get_window_origin (sx, sy);	1326	target->get_window_origin (sx, sy);
871		1327
872	/* check if we are outside of the visible part of the virtual screen : */	1328	/* check if we are outside of the visible part of the virtual screen : */
…		…
874	|| sx >= root_width || sy >= root_height)	1330	|| sx >= root_width || sy >= root_height)
875	return 0;	1331	return 0;
876		1332
877	if (root_pixmap != None)	1333	if (root_pixmap != None)
878	{	1334	{
879	/* we want to validate the pixmap and get it's size at the same time : */	1335	/* we want to validate the pixmap and get its size at the same time : */
880	int junk;	1336	int junk;
881	unsigned int ujunk;	1337	unsigned int ujunk;
882	/* root pixmap may be bad - allow a error */	1338	/* root pixmap may be bad - allow a error */
883	target->allowedxerror = -1;	1339	target->allowedxerror = -1;
884		1340
…		…
886	root_pixmap = None;	1342	root_pixmap = None;
887		1343
888	target->allowedxerror = 0;	1344	target->allowedxerror = 0;
889	}	1345	}
890		1346
		1347	if (root_pixmap == None)
		1348	return 0;
		1349
891	Pixmap tiled_root_pmap = XCreatePixmap (dpy, root, window_width, window_height, root_depth);	1350	Pixmap tiled_root_pmap = XCreatePixmap (dpy, root, window_width, window_height, root_depth);
892	GC gc = NULL;
893		1351
894	if (tiled_root_pmap == None) /* something really bad happened - abort */	1352	if (tiled_root_pmap == None) /* something really bad happened - abort */
895	return 0;	1353	return 0;
896		1354
897	if (root_pixmap == None)
898	{
899	/* use tricks to obtain the root background image :*/
900	/* we want to create Overrideredirect window overlapping out window
901	with background type of Parent Relative and then grab it */
902	XSetWindowAttributes attr;
903	Window src;
904	bool success = false;
905
906	attr.background_pixmap = ParentRelative;
907	attr.backing_store = Always;
908	attr.event_mask = ExposureMask;
909	attr.override_redirect = True;
910	src = XCreateWindow (dpy, root, sx, sy, window_width, window_height, 0,
911	CopyFromParent, CopyFromParent, CopyFromParent,
912	CWBackPixmap|CWBackingStore|CWOverrideRedirect|CWEventMask,
913	&attr);
914
915	if (src != None)
916	{
917	XEvent event;
918	int ev_count = 0;
919	XGrabServer (dpy);
920	XMapRaised (dpy, src);
921	XSync (dpy, False);
922
923	/* XSync should get window where it's properly exposed,
924	* but to be on the safe side - let's check for the actual event to arrive : */
925	while (XCheckWindowEvent (dpy, src, ExposureMask, &event))
926	++ev_count;
927
928	if (ev_count > 0);
929	{
930	/* hooray! - we can grab the image! */
931	gc = XCreateGC (dpy, root, 0, NULL);
932	if (gc)
933	{
934	XCopyArea (dpy, src, tiled_root_pmap, gc, 0, 0, window_width, window_height, 0, 0);
935	success = true;
936	}
937	}
938
939	XDestroyWindow (dpy, src);
940	XUngrabServer (dpy);
941	//fprintf (stderr, "%s:%d: ev_count = %d\n", __FUNCTION__, __LINE__, ev_count);
942	}
943
944	if (!success)
945	{
946	XFreePixmap (dpy, tiled_root_pmap);
947	tiled_root_pmap = None;
948	}
949	else
950	result |= transpPmapTiled;
951	}
952	else
953	{
954	/* straightforward pixmap copy */	1355	/* straightforward pixmap copy */
955	gcv.tile = root_pixmap;	1356	gcv.tile = root_pixmap;
956	gcv.fill_style = FillTiled;	1357	gcv.fill_style = FillTiled;
957		1358
958	while (sx < 0) sx += (int)root_width;	1359	while (sx < 0) sx += (int)root_width;
959	while (sy < 0) sy += (int)root_height;	1360	while (sy < 0) sy += (int)root_height;
960		1361
961	gcv.ts_x_origin = -sx;	1362	gcv.ts_x_origin = -sx;
962	gcv.ts_y_origin = -sy;	1363	gcv.ts_y_origin = -sy;
963	gc = XCreateGC (dpy, root, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	1364	gc = XCreateGC (dpy, root, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
964		1365
965	if (gc)	1366	if (gc)
966	{	1367	{
967	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);	1368	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
968	result |= transpPmapTiled;	1369	result |= transpPmapTiled;
969	}	1370	XFreeGC (dpy, gc);
970	}	1371	}
971	TIMING_TEST_PRINT_RESULT (tp);	1372	TIMING_TEST_PRINT_RESULT (tp);
972		1373
973	if (tiled_root_pmap != None)	1374	if (tiled_root_pmap != None)
974	{	1375	{
975	if (!need_client_side_rendering ())	1376	if (!need_client_side_rendering ())
976	{	1377	{
977	if ((flags & tintNeeded))	1378	if (flags & (blurNeeded | blurServerSide))
978	{
979	if (flags & tintWholesome)
980	{	1379	{
981	/* In this case we can tint image server-side getting significant	1380	if (blur_pixmap (tiled_root_pmap, DefaultVisual (dpy, screen), window_width, window_height))
982	* performance improvements, as we eliminate XImage transfer
983	*/
984	gcv.foreground = Pixel (tint);
985	gcv.function = GXand;
986	gcv.fill_style = FillSolid;
987	if (gc)
988	XChangeGC (dpy, gc, GCFillStyle | GCForeground | GCFunction, &gcv);
989	else
990	gc = XCreateGC (dpy, root, GCFillStyle | GCForeground | GCFunction, &gcv);
991	if (gc)
992	{
993	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
994	result |= transpPmapTinted;	1381	result |= transpPmapBlurred;
995	}
996	}
997	else
998	{
999	# if XFT
1000	Picture back_pic = 0;
1001	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1002
1003	if (flags & tintSet)
1004	tint.get (c);
1005
1006	if (shade > 0 && shade < 100)
1007	{
1008	c.r = (c.r * shade) / 100;
1009	c.g = (c.g * shade) / 100;
1010	c.b = (c.b * shade) / 100;
1011	}
1012	else if (shade > 100 && shade < 200)
1013	{
1014	c.r = (c.r * (200 - shade)) / 100;
1015	c.g = (c.g * (200 - shade)) / 100;
1016	c.b = (c.b * (200 - shade)) / 100;
1017	}
1018
1019	XRenderPictFormat pf;
1020	pf.type = PictTypeDirect;
1021	pf.depth = 32;
1022	pf.direct.redMask = 0xff;
1023	pf.direct.greenMask = 0xff;
1024	pf.direct.blueMask = 0xff;
1025	pf.direct.alphaMask = 0xff;
1026
1027	XRenderPictFormat *solid_format = XRenderFindFormat (dpy,
1028	(PictFormatType|
1029	PictFormatDepth|
1030	PictFormatRedMask|
1031	PictFormatGreenMask|
1032	PictFormatBlueMask|
1033	PictFormatAlphaMask),
1034	&pf,
1035	0);
1036	XRenderPictFormat *root_format = XRenderFindVisualFormat (dpy, DefaultVisualOfScreen (ScreenOfDisplay (dpy, target->display->screen)));
1037	XRenderPictureAttributes pa ;
1038
1039	back_pic = XRenderCreatePicture (dpy, tiled_root_pmap, root_format, 0, &pa);
1040
1041	pa.repeat = True;
1042
1043	Pixmap overlay_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
1044	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1045	XFreePixmap (dpy, overlay_pmap);
1046
1047	pa.component_alpha = True;
1048	Pixmap mask_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
1049	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
1050	XFreePixmap (dpy, mask_pmap);
1051
1052	if (mask_pic && overlay_pic && back_pic)
1053	{
1054	XRenderColor mask_c;
1055
1056	memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof (mask_c));
1057	mask_c.alpha = 0xffff;
1058	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1059
1060	mask_c.alpha = 0;
1061	mask_c.red = 0xffff - c.r;
1062	mask_c.green = 0xffff - c.g;
1063	mask_c.blue = 0xffff - c.b;
1064	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1065	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, window_width, window_height);
1066	result |= transpPmapTinted;
1067	}
1068
1069	XRenderFreePicture (dpy, mask_pic);
1070	XRenderFreePicture (dpy, overlay_pic);
1071	XRenderFreePicture (dpy, back_pic);
1072	# if DO_TIMING_TEST
1073	XSync (dpy, False);
1074	# endif
1075	# endif
1076	}
1077	}	1382	}
		1383	if (flags & (tintNeeded | tintServerSide))
		1384	{
		1385	if (tint_pixmap (tiled_root_pmap, DefaultVisual (dpy, screen), window_width, window_height))
		1386	result |= transpPmapTinted;
		1387	}
1078	} /* server side rendering completed */	1388	} /* server side rendering completed */
1079		1389
1080	if (pixmap)	1390	if (pixmap)
1081	XFreePixmap (dpy, pixmap);	1391	XFreePixmap (dpy, pixmap);
1082		1392
…		…
1084	pmap_width = window_width;	1394	pmap_width = window_width;
1085	pmap_height = window_height;	1395	pmap_height = window_height;
1086	pmap_depth = root_depth;	1396	pmap_depth = root_depth;
1087	}	1397	}
1088		1398
1089	if (gc)
1090	XFreeGC (dpy, gc);
1091
1092	TIMING_TEST_PRINT_RESULT (tp);	1399	TIMING_TEST_PRINT_RESULT (tp);
1093		1400
1094	return result;	1401	return result;
1095	}	1402	}
1096		1403
…		…
1110	return false;	1417	return false;
1111	}	1418	}
1112	# endif /* ENABLE_TRANSPARENCY */	1419	# endif /* ENABLE_TRANSPARENCY */
1113		1420
1114	# ifndef HAVE_AFTERIMAGE	1421	# ifndef HAVE_AFTERIMAGE
1115	static void ShadeXImage(rxvt_term *term, XImage *srcImage, int shade, int rm, int gm, int bm);	1422	static void ShadeXImage(Visual *visual, XImage *srcImage, int shade, int rm, int gm, int bm);
1116	# endif	1423	# endif
1117		1424
1118	bool	1425	bool
1119	bgPixmap_t::render ()	1426	bgPixmap_t::render ()
1120	{	1427	{
…		…
1132	/* we need to re-generate transparency pixmap in that case ! */	1439	/* we need to re-generate transparency pixmap in that case ! */
1133	background_flags = make_transparency_pixmap ();	1440	background_flags = make_transparency_pixmap ();
1134	if (background_flags == 0)	1441	if (background_flags == 0)
1135	return false;	1442	return false;
1136	else if ((background_flags & transpTransformations) == (flags & transpTransformations)	1443	else if ((background_flags & transpTransformations) == (flags & transpTransformations)
1137	&& pmap_depth == target->depth)	1444	&& pmap_depth == target->depth)
1138	flags = flags & ~isInvalid;	1445	flags = flags & ~isInvalid;
1139	}	1446	}
1140	# endif	1447	# endif
1141		1448
		1449	# ifdef BG_IMAGE_FROM_FILE
		1450	if (have_image
		1451	|| (background_flags & transpTransformations) != (flags & transpTransformations))
		1452	{
		1453	if (render_image (background_flags))
		1454	flags = flags & ~isInvalid;
		1455	}
		1456	# endif
		1457
1142	XImage *result = NULL;	1458	XImage *result = NULL;
1143	# ifdef HAVE_AFTERIMAGE	1459
1144	if (original_asim	1460	if (background_flags && (flags & isInvalid))
1145	|| (background_flags & transpTransformations) != (flags & transpTransformations))	1461	{
		1462	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1146	{	1463	}
1147	target->init_asv ();
1148		1464
1149	ASImage *background = NULL;	1465	if (result)
1150	ARGB32 as_tint = TINT_LEAVE_SAME;	1466	{
1151	if (background_flags)	1467	# if !defined(HAVE_AFTERIMAGE) && !XFT
1152	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);	1468	/* our own client-side tinting */
1153		1469	/* ATTENTION: We ASSUME that XFT will let us do all the tinting necessary server-side.
1154	# ifdef ENABLE_TRANSPARENCY	1470	This may need to be changed in need_client_side_rendering() logic is altered !!! */
1155	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	1471	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
1156	{	1472	{
1157	ShadingInfo as_shade;
1158	as_shade.shading = (shade == 0) ? 100 : shade;
1159
1160	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1473	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1161	if (flags & tintSet)	1474	if (flags & tintSet)
1162	tint.get (c);	1475	tint.get (c);
1163	as_shade.tintColor.red = c.r;	1476	ShadeXImage (DefaultVisual (target->dpy, target->display->screen), result, shade, c.r, c.g, c.b);
1164	as_shade.tintColor.green = c.g;
1165	as_shade.tintColor.blue = c.b;
1166
1167	as_tint = shading2tint32 (&as_shade);
1168	}
1169
1170	if (!(background_flags & transpPmapBlured) && (flags & blurNeeded) && background != NULL)
1171	{
1172	ASImage *tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
1173	(original_asim == NULL || tint == TINT_LEAVE_SAME)?ASA_XImage:ASA_ASImage,
1174	100, ASIMAGE_QUALITY_DEFAULT);
1175	if (tmp)
1176	{
1177	destroy_asimage (&background);
1178	background = tmp;
1179	}
1180	}	1477	}
1181	# endif	1478	# endif
1182		1479
1183	if (render_asim (background, as_tint))
1184	flags = flags & ~isInvalid;
1185	if (background)
1186	destroy_asimage (&background);
1187	}
1188	else if (background_flags && pmap_depth != target->depth)
1189	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1190
1191	# elif !XFT /* our own client-side tinting */
1192
1193	/* ATTENTION: We ASSUME that XFT will let us do all the tinting necessary server-side.
1194	This may need to be changed in need_client_side_rendering() logic is altered !!! */
1195
1196	if (background_flags && (flags & isInvalid))
1197	{
1198	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1199
1200	if (result != NULL && !(background_flags & transpPmapTinted) && (flags & tintNeeded))
1201	{
1202	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1203	if (flags & tintSet)
1204	tint.get (c);
1205	ShadeXImage (target, result, shade, c.r, c.g, c.b);
1206	}
1207	}
1208	# endif /* HAVE_AFTERIMAGE */
1209
1210	if (result)
1211	{
1212	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);	1480	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);
1213		1481
1214	if (gc)	1482	if (gc)
1215	{	1483	{
1216	if (/*pmap_depth != target->depth &&*/ pixmap != None)	1484	if (/*pmap_depth != target->depth &&*/ pixmap != None)
…		…
1245		1513
1246	XFreeGC (target->dpy, gc);	1514	XFreeGC (target->dpy, gc);
1247	flags = flags & ~isInvalid;	1515	flags = flags & ~isInvalid;
1248	}	1516	}
1249		1517
1250	XDestroyImage (result);	1518	XDestroyImage (result);
1251	}	1519	}
1252		1520
1253	if (flags & isInvalid)	1521	if (flags & isInvalid)
1254	{	1522	{
1255	if (pixmap != None)	1523	if (pixmap != None)
…		…
1345	#endif /* HAVE_BG_PIXMAP */	1613	#endif /* HAVE_BG_PIXMAP */
1346		1614
1347	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) && !XFT	1615	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) && !XFT
1348	/* taken from aterm-0.4.2 */	1616	/* taken from aterm-0.4.2 */
1349		1617
1350	typedef uint32_t RUINT32T;
1351
1352	static void	1618	static void
1353	ShadeXImage(rxvt_term *term, XImage *srcImage, int shade, int rm, int gm, int bm)	1619	ShadeXImage(Visual *visual, XImage *srcImage, int shade, int rm, int gm, int bm)
1354	{	1620	{
1355	int sh_r, sh_g, sh_b;	1621	int sh_r, sh_g, sh_b;
1356	RUINT32T mask_r, mask_g, mask_b;	1622	uint32_t mask_r, mask_g, mask_b;
1357	RUINT32T *lookup, *lookup_r, *lookup_g, *lookup_b;	1623	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1358	unsigned int lower_lim_r, lower_lim_g, lower_lim_b;	1624	unsigned int lower_lim_r, lower_lim_g, lower_lim_b;
1359	unsigned int upper_lim_r, upper_lim_g, upper_lim_b;	1625	unsigned int upper_lim_r, upper_lim_g, upper_lim_b;
1360	int i;	1626	int i;
		1627	int host_byte_order = byteorder.big_endian () ? MSBFirst : LSBFirst;
1361		1628
1362	Visual *visual = term->visual;
1363
1364	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return ;	1629	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return;
1365
1366	if (shade == 0)
1367	shade = 100;
1368		1630
1369	/* for convenience */	1631	/* for convenience */
1370	mask_r = visual->red_mask;	1632	mask_r = visual->red_mask;
1371	mask_g = visual->green_mask;	1633	mask_g = visual->green_mask;
1372	mask_b = visual->blue_mask;	1634	mask_b = visual->blue_mask;
1373		1635
1374	/* boring lookup table pre-initialization */	1636	/* boring lookup table pre-initialization */
1375	switch (srcImage->bits_per_pixel) {	1637	switch (srcImage->depth)
		1638	{
1376	case 15:	1639	case 15:
1377	if ((mask_r != 0x7c00) ||	1640	if ((mask_r != 0x7c00) ||
1378	(mask_g != 0x03e0) ||	1641	(mask_g != 0x03e0) ||
1379	(mask_b != 0x001f))	1642	(mask_b != 0x001f))
1380	return;	1643	return;
1381	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+32+32));	1644	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+32+32));
1382	lookup_r = lookup;	1645	lookup_r = lookup;
1383	lookup_g = lookup+32;	1646	lookup_g = lookup+32;
1384	lookup_b = lookup+32+32;	1647	lookup_b = lookup+32+32;
1385	sh_r = 10;	1648	sh_r = 10;
1386	sh_g = 5;	1649	sh_g = 5;
1387	sh_b = 0;	1650	sh_b = 0;
1388	break;	1651	break;
1389	case 16:	1652	case 16:
1390	if ((mask_r != 0xf800) ||	1653	if ((mask_r != 0xf800) ||
1391	(mask_g != 0x07e0) ||	1654	(mask_g != 0x07e0) ||
1392	(mask_b != 0x001f))	1655	(mask_b != 0x001f))
1393	return;	1656	return;
1394	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+64+32));	1657	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+64+32));
1395	lookup_r = lookup;	1658	lookup_r = lookup;
1396	lookup_g = lookup+32;	1659	lookup_g = lookup+32;
1397	lookup_b = lookup+32+64;	1660	lookup_b = lookup+32+64;
1398	sh_r = 11;	1661	sh_r = 11;
1399	sh_g = 5;	1662	sh_g = 5;
1400	sh_b = 0;	1663	sh_b = 0;
1401	break;	1664	break;
1402	case 24:	1665	case 24:
1403	if ((mask_r != 0xff0000) ||	1666	if ((mask_r != 0xff0000) ||
1404	(mask_g != 0x00ff00) ||	1667	(mask_g != 0x00ff00) ||
1405	(mask_b != 0x0000ff))	1668	(mask_b != 0x0000ff))
1406	return;	1669	return;
1407	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));	1670	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1408	lookup_r = lookup;	1671	lookup_r = lookup;
1409	lookup_g = lookup+256;	1672	lookup_g = lookup+256;
1410	lookup_b = lookup+256+256;	1673	lookup_b = lookup+256+256;
1411	sh_r = 16;	1674	sh_r = 16;
1412	sh_g = 8;	1675	sh_g = 8;
1413	sh_b = 0;	1676	sh_b = 0;
1414	break;	1677	break;
1415	case 32:	1678	case 32:
1416	if ((mask_r != 0xff0000) ||	1679	if ((mask_r != 0xff0000) ||
1417	(mask_g != 0x00ff00) ||	1680	(mask_g != 0x00ff00) ||
1418	(mask_b != 0x0000ff))	1681	(mask_b != 0x0000ff))
1419	return;	1682	return;
1420	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));	1683	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1421	lookup_r = lookup;	1684	lookup_r = lookup;
1422	lookup_g = lookup+256;	1685	lookup_g = lookup+256;
1423	lookup_b = lookup+256+256;	1686	lookup_b = lookup+256+256;
1424	sh_r = 16;	1687	sh_r = 16;
1425	sh_g = 8;	1688	sh_g = 8;
1426	sh_b = 0;	1689	sh_b = 0;
1427	break;	1690	break;
1428	default:	1691	default:
1429	return; /* we do not support this color depth */	1692	return; /* we do not support this color depth */
1430	}	1693	}
1431		1694
1432	/* prepare limits for color transformation (each channel is handled separately) */	1695	/* prepare limits for color transformation (each channel is handled separately) */
1433	if (shade < 0) {	1696	if (shade > 100)
		1697	{
1434	shade = -shade;	1698	shade = 200 - shade;
1435	if (shade < 0) shade = 0;
1436	if (shade > 100) shade = 100;
1437		1699
1438	lower_lim_r = 65535-rm;	1700	lower_lim_r = 65535-rm;
1439	lower_lim_g = 65535-gm;	1701	lower_lim_g = 65535-gm;
1440	lower_lim_b = 65535-bm;	1702	lower_lim_b = 65535-bm;
1441		1703
1442	lower_lim_r = 65535-(unsigned int)(((RUINT32T)lower_lim_r)*((RUINT32T)shade)/100);	1704	lower_lim_r = 65535-(unsigned int)(((uint32_t)lower_lim_r)*((uint32_t)shade)/100);
1443	lower_lim_g = 65535-(unsigned int)(((RUINT32T)lower_lim_g)*((RUINT32T)shade)/100);	1705	lower_lim_g = 65535-(unsigned int)(((uint32_t)lower_lim_g)*((uint32_t)shade)/100);
1444	lower_lim_b = 65535-(unsigned int)(((RUINT32T)lower_lim_b)*((RUINT32T)shade)/100);	1706	lower_lim_b = 65535-(unsigned int)(((uint32_t)lower_lim_b)*((uint32_t)shade)/100);
1445		1707
1446	upper_lim_r = upper_lim_g = upper_lim_b = 65535;	1708	upper_lim_r = upper_lim_g = upper_lim_b = 65535;
		1709	}
1447	} else {	1710	else
1448	if (shade < 0) shade = 0;	1711	{
1449	if (shade > 100) shade = 100;
1450		1712
1451	lower_lim_r = lower_lim_g = lower_lim_b = 0;	1713	lower_lim_r = lower_lim_g = lower_lim_b = 0;
1452		1714
1453	upper_lim_r = (unsigned int)((((RUINT32T)rm)*((RUINT32T)shade))/100);	1715	upper_lim_r = (unsigned int)((((uint32_t)rm)*((uint32_t)shade))/100);
1454	upper_lim_g = (unsigned int)((((RUINT32T)gm)*((RUINT32T)shade))/100);	1716	upper_lim_g = (unsigned int)((((uint32_t)gm)*((uint32_t)shade))/100);
1455	upper_lim_b = (unsigned int)((((RUINT32T)bm)*((RUINT32T)shade))/100);	1717	upper_lim_b = (unsigned int)((((uint32_t)bm)*((uint32_t)shade))/100);
1456	}	1718	}
1457
1458	/* switch red and blue bytes if necessary, we need it for some weird XServers like XFree86 3.3.3.1 */
1459	if ((srcImage->bits_per_pixel == 24) && (mask_r >= 0xFF0000 ))
1460	{
1461	unsigned int tmp;
1462
1463	tmp = lower_lim_r;
1464	lower_lim_r = lower_lim_b;
1465	lower_lim_b = tmp;
1466
1467	tmp = upper_lim_r;
1468	upper_lim_r = upper_lim_b;
1469	upper_lim_b = tmp;
1470	}
1471		1719
1472	/* fill our lookup tables */	1720	/* fill our lookup tables */
1473	for (i = 0; i <= mask_r>>sh_r; i++)	1721	for (i = 0; i <= mask_r>>sh_r; i++)
1474	{	1722	{
1475	RUINT32T tmp;	1723	uint32_t tmp;
1476	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_r-lower_lim_r));	1724	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_r-lower_lim_r));
1477	tmp += ((RUINT32T)(mask_r>>sh_r))*((RUINT32T)lower_lim_r);	1725	tmp += ((uint32_t)(mask_r>>sh_r))*((uint32_t)lower_lim_r);
1478	lookup_r[i] = (tmp/65535)<<sh_r;	1726	lookup_r[i] = (tmp/65535)<<sh_r;
1479	}	1727	}
1480	for (i = 0; i <= mask_g>>sh_g; i++)	1728	for (i = 0; i <= mask_g>>sh_g; i++)
1481	{	1729	{
1482	RUINT32T tmp;	1730	uint32_t tmp;
1483	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_g-lower_lim_g));	1731	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_g-lower_lim_g));
1484	tmp += ((RUINT32T)(mask_g>>sh_g))*((RUINT32T)lower_lim_g);	1732	tmp += ((uint32_t)(mask_g>>sh_g))*((uint32_t)lower_lim_g);
1485	lookup_g[i] = (tmp/65535)<<sh_g;	1733	lookup_g[i] = (tmp/65535)<<sh_g;
1486	}	1734	}
1487	for (i = 0; i <= mask_b>>sh_b; i++)	1735	for (i = 0; i <= mask_b>>sh_b; i++)
1488	{	1736	{
1489	RUINT32T tmp;	1737	uint32_t tmp;
1490	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_b-lower_lim_b));	1738	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_b-lower_lim_b));
1491	tmp += ((RUINT32T)(mask_b>>sh_b))*((RUINT32T)lower_lim_b);	1739	tmp += ((uint32_t)(mask_b>>sh_b))*((uint32_t)lower_lim_b);
1492	lookup_b[i] = (tmp/65535)<<sh_b;	1740	lookup_b[i] = (tmp/65535)<<sh_b;
1493	}	1741	}
1494		1742
1495	/* apply table to input image (replacing colors by newly calculated ones) */	1743	/* apply table to input image (replacing colors by newly calculated ones) */
1496	switch (srcImage->bits_per_pixel)	1744	if (srcImage->bits_per_pixel == 32
		1745	&& (srcImage->depth == 24 || srcImage->depth == 32)
		1746	&& srcImage->byte_order == host_byte_order)
1497	{	1747	{
1498	case 15:
1499	{
1500	unsigned short *p1, *pf, *p, *pl;	1748	uint32_t *p1, *pf, *p, *pl;
1501	p1 = (unsigned short *) srcImage->data;	1749	p1 = (uint32_t *) srcImage->data;
1502	pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);	1750	pf = (uint32_t *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
		1751
1503	while (p1 < pf)	1752	while (p1 < pf)
1504	{	1753	{
1505	p = p1;	1754	p = p1;
1506	pl = p1 + srcImage->width;	1755	pl = p1 + srcImage->width;
1507	for (; p < pl; p++)	1756	for (; p < pl; p++)
1508	{	1757	{
1509	*p = lookup_r[(*p & 0x7c00)>>10] |
1510	lookup_g[(*p & 0x03e0)>> 5] |
1511	lookup_b[(*p & 0x001f)];
1512	}
1513	p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1514	}
1515	break;
1516	}
1517	case 16:
1518	{
1519	unsigned short *p1, *pf, *p, *pl;
1520	p1 = (unsigned short *) srcImage->data;
1521	pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1522	while (p1 < pf)
1523	{
1524	p = p1;
1525	pl = p1 + srcImage->width;
1526	for (; p < pl; p++)
1527	{
1528	*p = lookup_r[(*p & 0xf800)>>11] |
1529	lookup_g[(*p & 0x07e0)>> 5] |
1530	lookup_b[(*p & 0x001f)];
1531	}
1532	p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1533	}
1534	break;
1535	}
1536	case 24:
1537	{
1538	unsigned char *p1, *pf, *p, *pl;
1539	p1 = (unsigned char *) srcImage->data;
1540	pf = (unsigned char *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1541	while (p1 < pf)
1542	{
1543	p = p1;
1544	pl = p1 + srcImage->width * 3;
1545	for (; p < pl; p += 3)
1546	{
1547	p[0] = lookup_r[(p[0] & 0xff0000)>>16];
1548	p[1] = lookup_r[(p[1] & 0x00ff00)>> 8];
1549	p[2] = lookup_r[(p[2] & 0x0000ff)];
1550	}
1551	p1 = (unsigned char *) ((char *) p1 + srcImage->bytes_per_line);
1552	}
1553	break;
1554	}
1555	case 32:
1556	{
1557	RUINT32T *p1, *pf, *p, *pl;
1558	p1 = (RUINT32T *) srcImage->data;
1559	pf = (RUINT32T *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1560
1561	while (p1 < pf)
1562	{
1563	p = p1;
1564	pl = p1 + srcImage->width;
1565	for (; p < pl; p++)
1566	{
1567	*p = lookup_r[(*p & 0xff0000)>>16] |	1758	*p = lookup_r[(*p & 0xff0000) >> 16] |
1568	lookup_g[(*p & 0x00ff00)>> 8] |	1759	lookup_g[(*p & 0x00ff00) >> 8] |
1569	lookup_b[(*p & 0x0000ff)] |	1760	lookup_b[(*p & 0x0000ff)] |
1570	(*p & ~0xffffff);	1761	(*p & 0xff000000);
		1762	}
		1763	p1 = (uint32_t *) ((char *) p1 + srcImage->bytes_per_line);
		1764	}
		1765	}
		1766	else
		1767	{
		1768	for (int y = 0; y < srcImage->height; y++)
		1769	for (int x = 0; x < srcImage->width; x++)
		1770	{
		1771	unsigned long pixel = XGetPixel (srcImage, x, y);
		1772	pixel = lookup_r[(pixel & mask_r) >> sh_r] |
		1773	lookup_g[(pixel & mask_g) >> sh_g] |
		1774	lookup_b[(pixel & mask_b) >> sh_b];
		1775	XPutPixel (srcImage, x, y, pixel);
1571	}	1776	}
1572	p1 = (RUINT32T *) ((char *) p1 + srcImage->bytes_per_line);
1573	}	1777	}
1574	break;
1575	}
1576	}
1577		1778
1578	free (lookup);	1779	free (lookup);
1579	}	1780	}
1580	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */	1781	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */

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