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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.41 by sf-exg, Sat Aug 21 16:07:15 2010 UTC vs.
Revision 1.99 by sf-exg, Sat Oct 30 16:39:04 2010 UTC

…		…
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	*	4	*
5	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
6	* Copyright (c) 2005-2008 Marc Lehmann <pcg@goof.com>	6	* Copyright (c) 2005-2008 Marc Lehmann <pcg@goof.com>
7	* Copyright (c) 2007 Sasha Vasko <sasha@aftercode.net>	7	* Copyright (c) 2007 Sasha Vasko <sasha@aftercode.net>
		8	* Copyright (c) 2010 Emanuele Giaquinta <e.giaquinta@glauco.it>
8	*	9	*
9	* This program is free software; you can redistribute it and/or modify	10	* This program is free software; you can redistribute it and/or modify
10	* it under the terms of the GNU General Public License as published by	11	* it under the terms of the GNU General Public License as published by
11	* the Free Software Foundation; either version 2 of the License, or	12	* the Free Software Foundation; either version 2 of the License, or
12	* (at your option) any later version.	13	* (at your option) any later version.
…		…
19	* You should have received a copy of the GNU General Public License	20	* You should have received a copy of the GNU General Public License
20	* along with this program; if not, write to the Free Software	21	* along with this program; if not, write to the Free Software
21	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	22	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
22	*---------------------------------------------------------------------*/	23	*---------------------------------------------------------------------*/
23		24
		25	#include <cmath>
24	#include "../config.h" /* NECESSARY */	26	#include "../config.h" /* NECESSARY */
25	#include "rxvt.h" /* NECESSARY */	27	#include "rxvt.h" /* NECESSARY */
26		28
27	#define DO_TIMING_TEST 0	29	#define DO_TIMING_TEST 0
28		30
…		…
52	* adjustment and may optionally be followed by a colon and one or more	54	* adjustment and may optionally be followed by a colon and one or more
53	* colon-delimited pixmap operations.	55	* colon-delimited pixmap operations.
54	* The following table shows the valid geometry strings and their	56	* The following table shows the valid geometry strings and their
55	* effects on the background image :	57	* effects on the background image :
56	*	58	*
57	* WxH+X+Y Set scaling to W% by H%, and position to X% by Y%.	59	* WxH+X+Y Set scaling to W% by H%, and position to X% by Y%.
58	* W and H are percentages of the terminal window size.	60	* W and H are percentages of the terminal window size.
59	* X and Y are also percentages; e.g., +50+50 centers	61	* X and Y are also percentages; e.g., +50+50 centers
60	* the image in the window.	62	* the image in the window.
61	* WxH+X Assumes Y == X	63	* WxH+X Assumes Y == X
62	* WxH Assumes Y == X == 50 (centers the image)	64	* WxH Assumes Y == X == 50 (centers the image)
63	* W+X+Y Assumes H == W	65	* W+X+Y Assumes H == W
64	* W+X Assumes H == W and Y == X	66	* W+X Assumes H == W and Y == X
65	* W Assumes H == W and Y == X == 50	67	* W Assumes H == W and Y == X == 50
66	*	68	*
67	* Adjusting position only :	69	* Adjusting position only :
68	* =+X+Y Set position to X% by Y% (absolute).	70	* =+X+Y Set position to X% by Y% (absolute).
69	* =+X Set position to X% by X%.	71	* =+X Set position to X% by X%.
70	* +X+Y Adjust position horizontally X% and vertically Y%	72	* +X+Y Adjust position horizontally X% and vertically Y%
71	* from current position (relative).	73	* from current position (relative).
72	* +X Adjust position horizontally X% and vertically X%	74	* +X Adjust position horizontally X% and vertically X%
73	* from current position.	75	* from current position.
74	*	76	*
75	* Adjusting scale only :	77	* Adjusting scale only :
76	* Wx0 Multiply horizontal scaling factor by W%	78	* Wx0 Multiply horizontal scaling factor by W%
77	* 0xH Multiply vertical scaling factor by H%	79	* 0xH Multiply vertical scaling factor by H%
78	* 0x0 No scaling (show image at normal size).	80	* 0x0 No scaling (show image at normal size).
79	*	81	*
80	* Pixmap Operations : (should be prepended by a colon)	82	* Pixmap Operations : (should be prepended by a colon)
81	* tile Tile image. Scaling/position modifiers above will affect	83	* tile Tile image. Scaling/position modifiers above will affect
82	* the tile size and origin.	84	* the tile size and origin.
83	* propscale When scaling, scale proportionally. That is, maintain the	85	* propscale When scaling, scale proportionally. That is, maintain the
84	* proper aspect ratio for the image. Any portion of the	86	* proper aspect ratio for the image. Any portion of the
85	* background not covered by the image is filled with the	87	* background not covered by the image is filled with the
86	* current background color.	88	* current background color.
87	* hscale Scale horizontally, tile vertically ?	89	* hscale Scale horizontally, tile vertically ?
88	* vscale Tile horizontally, scale vertically ?	90	* vscale Tile horizontally, scale vertically ?
…		…
96	// this is basically redundant as bgPixmap_t is only used in	98	// this is basically redundant as bgPixmap_t is only used in
97	// zero_initialised-derived structs	99	// zero_initialised-derived structs
98	#ifdef HAVE_AFTERIMAGE	100	#ifdef HAVE_AFTERIMAGE
99	original_asim = NULL;	101	original_asim = NULL;
100	#endif	102	#endif
		103	#ifdef HAVE_PIXBUF
		104	pixbuf = NULL;
		105	#endif
101	#ifdef BG_IMAGE_FROM_FILE	106	#ifdef BG_IMAGE_FROM_FILE
		107	have_image = false;
102	h_scale = v_scale = 0;	108	h_scale = v_scale = 0;
103	h_align = v_align = 0;	109	h_align = v_align = 0;
		110	#endif
		111	#ifdef ENABLE_TRANSPARENCY
		112	shade = 100;
104	#endif	113	#endif
105	flags = 0;	114	flags = 0;
106	pixmap = None;	115	pixmap = None;
107	valid_since = invalid_since = 0;	116	valid_since = invalid_since = 0;
108	target = 0;	117	target = 0;
…		…
114	#ifdef HAVE_AFTERIMAGE	123	#ifdef HAVE_AFTERIMAGE
115	if (original_asim)	124	if (original_asim)
116	safe_asimage_destroy (original_asim);	125	safe_asimage_destroy (original_asim);
117	#endif	126	#endif
118		127
		128	#ifdef HAVE_PIXBUF
		129	if (pixbuf)
		130	g_object_unref (pixbuf);
		131	#endif
		132
119	if (pixmap && target)	133	if (pixmap && target)
120	XFreePixmap (target->dpy, pixmap);	134	XFreePixmap (target->dpy, pixmap);
121	}	135	}
122		136
123	bool	137	bool
…		…
127	if (flags & isTransparent)	141	if (flags & isTransparent)
128	return true;	142	return true;
129	# endif	143	# endif
130		144
131	# ifdef BG_IMAGE_FROM_FILE	145	# ifdef BG_IMAGE_FROM_FILE
132	# ifdef HAVE_AFTERIMAGE	146	if (have_image)
133	if (original_asim)
134	# endif
135	{	147	{
136	if (h_scale != 0 || v_scale != 0	148	if (flags & sizeSensitive)
137	|| h_align != 0 || v_align != 0)
138	return true;	149	return true;
139	}	150	}
140	# endif	151	# endif
141		152
142	return false;	153	return false;
…		…
149	if (flags & isTransparent)	160	if (flags & isTransparent)
150	return true;	161	return true;
151	# endif	162	# endif
152		163
153	# ifdef BG_IMAGE_FROM_FILE	164	# ifdef BG_IMAGE_FROM_FILE
154	# ifdef HAVE_AFTERIMAGE	165	if (have_image)
155	if (original_asim)
156	# endif
157	{	166	{
158	if (h_align == rootAlign || v_align == rootAlign)	167	if (flags & rootAlign)
159	return true;	168	return true;
160	}	169	}
161	# endif	170	# endif
162		171
163	return false;	172	return false;
…		…
167	{	176	{
168	# ifdef HAVE_AFTERIMAGE	177	# ifdef HAVE_AFTERIMAGE
169	if (original_asim)	178	if (original_asim)
170	return true;	179	return true;
171	# endif	180	# endif
172	# ifdef ENABLE_TRANSPARENCY
173	if (flags & isTransparent)
174	{
175	# ifdef HAVE_AFTERIMAGE // can't blur without libAI anyways
176	if ((flags & blurNeeded) && !(flags & blurServerSide))
177	return true;
178	# endif
179	if ((flags & tintNeeded) && !(flags & tintServerSide))
180	return true;
181	}
182	# endif
183	return false;	181	return false;
184	}	182	}
185		183
186	# ifdef BG_IMAGE_FROM_FILE	184	# ifdef BG_IMAGE_FROM_FILE
187	static inline bool	185	static inline bool
…		…
203	static inline bool	201	static inline bool
204	check_set_align_value (int geom_flags, int flag, int &align, int new_value)	202	check_set_align_value (int geom_flags, int flag, int &align, int new_value)
205	{	203	{
206	if (geom_flags & flag)	204	if (geom_flags & flag)
207	{	205	{
208	if (new_value != bgPixmap_t::rootAlign)
209	{
210	if (new_value < -100)	206	if (new_value < -100)
211	new_value = -100;	207	new_value = -100;
212	else if (new_value > 200)	208	else if (new_value > 200)
213	new_value = 200;	209	new_value = 200;
214	}
215	if (new_value != align)	210	if (new_value != align)
216	{	211	{
217	align = new_value;	212	align = new_value;
218	return true;	213	return true;
219	}	214	}
…		…
223		218
224	static inline int	219	static inline int
225	make_align_position (int align, int window_size, int image_size)	220	make_align_position (int align, int window_size, int image_size)
226	{	221	{
227	int diff = window_size - image_size;	222	int diff = window_size - image_size;
228	int smaller = MIN (image_size,window_size);	223	int smaller = min (image_size, window_size);
229		224
230	if (align >= 0 && align <= 50)	225	if (align >= 0 && align <= 100)
231	return diff * align / 100;	226	return diff * align / 100;
232	else if (align > 50 && align <= 100)
233	return window_size - image_size - diff * (100 - align) / 100;
234	else if (align > 100 && align <= 200 )	227	else if (align > 100 && align <= 200)
235	return ((align - 100) * smaller / 100) + window_size - smaller;	228	return ((align - 100) * smaller / 100) + window_size - smaller;
236	else if (align > -100 && align < 0)	229	else if (align >= -100 && align < 0)
237	return ((align + 100) * smaller / 100) - image_size;	230	return ((align + 100) * smaller / 100) - image_size;
238	return 0;	231	return 0;
239	}	232	}
240		233
241	static inline int	234	static inline int
242	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)	235	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)
243	{	236	{
244	int src_pos = 0;	237	int src_pos = 0;
245	dst_pos = 0;	238	dst_pos = pos;
246	dst_size = size;	239	dst_size = size;
247	if (pos < 0 && size > target_size)	240	if (pos < 0)
248	{	241	{
249	src_pos = -pos;	242	src_pos = -pos;
		243	dst_pos = 0;
250	dst_size += pos;	244	dst_size += pos;
251	}	245	}
252	else if (pos > 0)
253	dst_pos = pos;
254		246
255	if (dst_pos + dst_size > target_size)	247	if (dst_pos + dst_size > target_size)
256	dst_size = target_size - dst_pos;	248	dst_size = target_size - dst_pos;
257	return src_pos;	249	return src_pos;
258	}	250	}
…		…
383	w = h = noScale;	375	w = h = noScale;
384	geom_flags |= WidthValue|HeightValue;	376	geom_flags |= WidthValue|HeightValue;
385	}	377	}
386	else if (CHECK_GEOM_OPS ("propscale"))	378	else if (CHECK_GEOM_OPS ("propscale"))
387	{	379	{
388	if (w == 0 && h == 0)
389	{
390	w = windowScale;
391	geom_flags |= WidthValue;
392	}
393	new_flags |= propScale;	380	new_flags |= propScale;
394	}	381	}
395	else if (CHECK_GEOM_OPS ("hscale"))	382	else if (CHECK_GEOM_OPS ("hscale"))
396	{	383	{
397	if (w == 0) w = windowScale;	384	if (w == 0) w = windowScale;
…		…
419	x = y = centerAlign;	406	x = y = centerAlign;
420	geom_flags |= WidthValue|HeightValue|XValue|YValue;	407	geom_flags |= WidthValue|HeightValue|XValue|YValue;
421	}	408	}
422	else if (CHECK_GEOM_OPS ("root"))	409	else if (CHECK_GEOM_OPS ("root"))
423	{	410	{
		411	new_flags |= rootAlign;
424	w = h = noScale;	412	w = h = noScale;
425	x = y = rootAlign;
426	geom_flags |= WidthValue|HeightValue|XValue|YValue;	413	geom_flags |= WidthValue|HeightValue;
427	}	414	}
428	# undef CHECK_GEOM_OPS	415	# undef CHECK_GEOM_OPS
429		416
430	while (*ops != ':' && *ops != '\0') ++ops;	417	while (*ops != ':' && *ops != '\0') ++ops;
431	} /* done parsing ops */	418	} /* done parsing ops */
…		…
441	{	428	{
442	flags = new_flags;	429	flags = new_flags;
443	changed++;	430	changed++;
444	}	431	}
445		432
446	//fprintf (stderr, "flags = %lX, scale = %ux%u, align=%+d%+d\n",
447	// flags, h_scale, v_scale, h_align, v_align);
448	return (changed > 0);	433	return (changed > 0);
		434	}
		435
		436	void
		437	bgPixmap_t::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
		438	{
		439	int target_width = target->szHint.width;
		440	int target_height = target->szHint.height;
		441
		442	if (flags & propScale)
		443	{
		444	float scale = (float)target_width / image_width;
		445	min_it (scale, (float)target_height / image_height);
		446	w = image_width * scale + 0.5;
		447	h = image_height * scale + 0.5;
		448	}
		449	else
		450	{
		451	w = h_scale * target_width / 100;
		452	h = v_scale * target_height / 100;
		453	}
		454
		455	if (!w) w = image_width;
		456	if (!h) h = image_height;
		457
		458	if (flags & rootAlign)
		459	{
		460	target->get_window_origin (x, y);
		461	x = -x;
		462	y = -y;
		463	}
		464	else
		465	{
		466	x = make_align_position (h_align, target_width, w);
		467	y = make_align_position (v_align, target_height, h);
		468	}
		469
		470	flags &= ~sizeSensitive;
		471	if ((flags & propScale) || h_scale || v_scale
		472	|| (!(flags & rootAlign) && (h_align || v_align))
		473	|| w > target_width || h > target_height)
		474	flags |= sizeSensitive;
449	}	475	}
450		476
451	# ifdef HAVE_AFTERIMAGE	477	# ifdef HAVE_AFTERIMAGE
452	bool	478	bool
453	bgPixmap_t::render_asim (ASImage *background, ARGB32 background_tint)	479	bgPixmap_t::render_image (unsigned long background_flags)
454	{	480	{
455	if (target == NULL)	481	if (target == NULL)
456	return false;	482	return false;
457		483
458	target->init_asv ();	484	target->init_asv ();
		485
		486	ASImage *background = NULL;
		487	ARGB32 background_tint = TINT_LEAVE_SAME;
		488
		489	# ifdef ENABLE_TRANSPARENCY
		490	if (background_flags)
		491	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);
		492
		493	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
		494	{
		495	ShadingInfo as_shade;
		496	as_shade.shading = shade;
		497
		498	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
		499	if (flags & tintSet)
		500	tint.get (c);
		501	as_shade.tintColor.red = c.r;
		502	as_shade.tintColor.green = c.g;
		503	as_shade.tintColor.blue = c.b;
		504
		505	background_tint = shading2tint32 (&as_shade);
		506	}
		507
		508	if (!(background_flags & transpPmapBlurred) && (flags & blurNeeded) && background != NULL)
		509	{
		510	ASImage *tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
		511	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,
		512	100, ASIMAGE_QUALITY_DEFAULT);
		513	if (tmp)
		514	{
		515	destroy_asimage (&background);
		516	background = tmp;
		517	}
		518	}
		519	# endif
459		520
460	ASImage *result = 0;	521	ASImage *result = 0;
461		522
462	int target_width = target->szHint.width;	523	int target_width = target->szHint.width;
463	int target_height = target->szHint.height;	524	int target_height = target->szHint.height;
464	int new_pmap_width = target_width;	525	int new_pmap_width = target_width;
465	int new_pmap_height = target_height;	526	int new_pmap_height = target_height;
466		527
467	int x = 0;	528	int x = 0;
468	int y = 0;	529	int y = 0;
469	int w = h_scale * target_width / 100;	530	int w = 0;
470	int h = v_scale * target_height / 100;	531	int h = 0;
471
472	TIMING_TEST_START (asim);
473		532
474	if (original_asim)	533	if (original_asim)
475	{	534	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		535
490	if (!original_asim	536	if (!original_asim
		537	|| (!(flags & rootAlign)
491	|| x >= target_width	538	&& (x >= target_width
492	|| y >= target_height	539	|| y >= target_height
493	|| (w > 0 && x + w <= 0)	540	|| (x + w <= 0)
494	|| (h > 0 && y + h <= 0))	541	|| (y + h <= 0))))
495	{	542	{
496	if (background)	543	if (background)
497	{	544	{
498	new_pmap_width = background->width;	545	new_pmap_width = background->width;
499	new_pmap_height = background->height;	546	new_pmap_height = background->height;
…		…
513	}	560	}
514	else	561	else
515	{	562	{
516	result = original_asim;	563	result = original_asim;
517		564
518	if ((w > 0 && w != original_asim->width)	565	if ((w != original_asim->width)
519	|| (h > 0 && h != original_asim->height))	566	|| (h != original_asim->height))
520	{	567	{
521	result = scale_asimage (target->asv, original_asim,	568	result = scale_asimage (target->asv, original_asim,
522	w > 0 ? w : original_asim->width,	569	w, h,
523	h > 0 ? h : original_asim->height,
524	background ? ASA_ASImage : ASA_XImage,	570	background ? ASA_ASImage : ASA_XImage,
525	100, ASIMAGE_QUALITY_DEFAULT);	571	100, ASIMAGE_QUALITY_DEFAULT);
526	}	572	}
527		573
528	if (background == NULL)	574	if (background == NULL)
529	{	575	{
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)	576	if (h_scale == 0 || v_scale == 0)
538	{	577	{
		578	/* if tiling - pixmap has to be sized exactly as the image,
		579	but there is no need to make it bigger than the window! */
		580	new_pmap_width = min (result->width, target_width);
		581	new_pmap_height = min (result->height, target_height);
		582
		583	/* we also need to tile our image in both directions */
539	ASImage *tmp = tile_asimage (target->asv, result,	584	ASImage *tmp = tile_asimage (target->asv, result,
540	(h_scale > 0) ? 0 : (int)result->width - x,	585	(int)result->width - x,
541	(v_scale > 0) ? 0 : (int)result->height - y,	586	(int)result->height - y,
542	new_pmap_width,	587	new_pmap_width,
543	new_pmap_height,	588	new_pmap_height,
544	TINT_LEAVE_SAME, ASA_XImage,	589	TINT_LEAVE_SAME, ASA_XImage,
545	100, ASIMAGE_QUALITY_DEFAULT);	590	100, ASIMAGE_QUALITY_DEFAULT);
546	if (tmp)	591	if (tmp)
…		…
554	}	599	}
555	else	600	else
556	{	601	{
557	/* if blending background and image - pixmap has to be sized same as target window */	602	/* if blending background and image - pixmap has to be sized same as target window */
558	ASImageLayer *layers = create_image_layers (2);	603	ASImageLayer *layers = create_image_layers (2);
559	ASImage *merged_im = NULL;
560		604
561	layers[0].im = background;	605	layers[0].im = background;
562	layers[0].clip_width = target_width;	606	layers[0].clip_width = target_width;
563	layers[0].clip_height = target_height;	607	layers[0].clip_height = target_height;
564	layers[0].tint = background_tint;	608	layers[0].tint = background_tint;
565	layers[1].im = result;	609	layers[1].im = result;
566		610
567	if (w <= 0)	611	if (h_scale == 0 || v_scale == 0)
568	{	612	{
569	/* tile horizontally */	613	/* tile horizontally */
570	while (x > 0) x -= (int)result->width;	614	while (x > 0) x -= (int)result->width;
571	layers[1].dst_x = x;	615	layers[1].dst_x = x;
572	layers[1].clip_width = result->width+target_width;	616	layers[1].clip_width = result->width+target_width;
…		…
576	/* clip horizontally */	620	/* clip horizontally */
577	layers[1].dst_x = x;	621	layers[1].dst_x = x;
578	layers[1].clip_width = result->width;	622	layers[1].clip_width = result->width;
579	}	623	}
580		624
581	if (h <= 0)	625	if (h_scale == 0 || v_scale == 0)
582	{	626	{
583	while (y > 0) y -= (int)result->height;	627	while (y > 0) y -= (int)result->height;
584	layers[1].dst_y = y;	628	layers[1].dst_y = y;
585	layers[1].clip_height = result->height + target_height;	629	layers[1].clip_height = result->height + target_height;
586	}	630	}
…		…
609	}	653	}
610		654
611	free (layers);	655	free (layers);
612	}	656	}
613	}	657	}
614	TIMING_TEST_PRINT_RESULT (asim);
615		658
616	if (pixmap)	659	bool ret = false;
617	{
618	if (result == NULL
619	|| pmap_width != new_pmap_width
620	|| pmap_height != new_pmap_height
621	|| pmap_depth != target->depth)
622	{
623	XFreePixmap (target->dpy, pixmap);
624	pixmap = None;
625	}
626	}
627		660
628	if (result)	661	if (result)
629	{	662	{
630	XGCValues gcv;	663	XGCValues gcv;
631	GC gc;	664	GC gc;
		665
		666	if (pixmap)
		667	{
		668	if (pmap_width != new_pmap_width
		669	|| pmap_height != new_pmap_height
		670	|| pmap_depth != target->depth)
		671	{
		672	XFreePixmap (target->dpy, pixmap);
		673	pixmap = None;
		674	}
		675	}
632		676
633	/* create Pixmap */	677	/* create Pixmap */
634	if (pixmap == None)	678	if (pixmap == None)
635	{	679	{
636	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);	680	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);
637	pmap_width = new_pmap_width;	681	pmap_width = new_pmap_width;
638	pmap_height = new_pmap_height;	682	pmap_height = new_pmap_height;
639	pmap_depth = target->depth;	683	pmap_depth = target->depth;
640	}	684	}
641	/* fill with background color ( if result's not completely overlapping it)*/	685	/* fill with background color (if result's not completely overlapping it) */
642	gcv.foreground = target->pix_colors[Color_bg];	686	gcv.foreground = target->pix_colors[Color_bg];
643	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);	687	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
644		688
645	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;	689	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
646	int dst_width = result->width, dst_height = result->height;	690	int dst_width = result->width, dst_height = result->height;
647	if (background == NULL)	691	if (background == NULL)
648	{	692	{
		693	if (!(h_scale == 0 || v_scale == 0))
		694	{
649	if (h_scale > 0) src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );	695	src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );
650	if (v_scale > 0) src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);	696	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
		697	}
651		698
652	if (dst_x > 0 || dst_y > 0	699	if (dst_x > 0 || dst_y > 0
653	|| dst_x + dst_width < new_pmap_width	700	|| dst_x + dst_width < new_pmap_width
654	|| dst_y + dst_height < new_pmap_height)	701	|| dst_y + dst_height < new_pmap_height)
655	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	702	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
…		…
661		708
662	if (result != background && result != original_asim)	709	if (result != background && result != original_asim)
663	destroy_asimage (&result);	710	destroy_asimage (&result);
664		711
665	XFreeGC (target->dpy, gc);	712	XFreeGC (target->dpy, gc);
666	TIMING_TEST_PRINT_RESULT (asim);
667	}
668		713
		714	ret = true;
		715	}
		716
		717	if (background)
		718	destroy_asimage (&background);
		719
669	return true;	720	return ret;
670	}	721	}
671	# endif /* HAVE_AFTERIMAGE */	722	# endif /* HAVE_AFTERIMAGE */
		723
		724	# ifdef HAVE_PIXBUF
		725	bool
		726	bgPixmap_t::render_image (unsigned long background_flags)
		727	{
		728	if (target == NULL)
		729	return false;
		730
		731	if (!pixbuf)
		732	return false;
		733
		734	#if !XFT
		735	if (background_flags)
		736	return false;
		737	#endif
		738
		739	GdkPixbuf *result;
		740
		741	int image_width = gdk_pixbuf_get_width (pixbuf);
		742	int image_height = gdk_pixbuf_get_height (pixbuf);
		743
		744	int target_width = target->szHint.width;
		745	int target_height = target->szHint.height;
		746	int new_pmap_width = target_width;
		747	int new_pmap_height = target_height;
		748
		749	int x = 0;
		750	int y = 0;
		751	int w = 0;
		752	int h = 0;
		753
		754	get_image_geometry (image_width, image_height, w, h, x, y);
		755
		756	if (!(flags & rootAlign)
		757	&& (x >= target_width
		758	|| y >= target_height
		759	|| (x + w <= 0)
		760	|| (y + h <= 0)))
		761	return false;
		762
		763	result = pixbuf;
		764
		765	if ((w != image_width)
		766	|| (h != image_height))
		767	{
		768	result = gdk_pixbuf_scale_simple (pixbuf,
		769	w, h,
		770	GDK_INTERP_BILINEAR);
		771	}
		772
		773	bool ret = false;
		774
		775	if (result)
		776	{
		777	XGCValues gcv;
		778	GC gc;
		779	Pixmap root_pmap;
		780
		781	image_width = gdk_pixbuf_get_width (result);
		782	image_height = gdk_pixbuf_get_height (result);
		783
		784	if (background_flags)
		785	{
		786	root_pmap = pixmap;
		787	pixmap = None;
		788	}
		789	else
		790	{
		791	if (h_scale == 0 || v_scale == 0)
		792	{
		793	new_pmap_width = min (image_width, target_width);
		794	new_pmap_height = min (image_height, target_height);
		795	}
		796	}
		797
		798	if (pixmap)
		799	{
		800	if (pmap_width != new_pmap_width
		801	|| pmap_height != new_pmap_height
		802	|| pmap_depth != target->depth)
		803	{
		804	XFreePixmap (target->dpy, pixmap);
		805	pixmap = None;
		806	}
		807	}
		808
		809	if (pixmap == None)
		810	{
		811	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);
		812	pmap_width = new_pmap_width;
		813	pmap_height = new_pmap_height;
		814	pmap_depth = target->depth;
		815	}
		816
		817	gcv.foreground = target->pix_colors[Color_bg];
		818	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
		819
		820	if (h_scale == 0 || v_scale == 0)
		821	{
		822	Pixmap tile = XCreatePixmap (target->dpy, target->vt, image_width, image_height, target->depth);
		823	gdk_pixbuf_xlib_render_to_drawable (result, tile, gc,
		824	0, 0,
		825	0, 0,
		826	image_width, image_height,
		827	XLIB_RGB_DITHER_NONE,
		828	0, 0);
		829
		830	gcv.tile = tile;
		831	gcv.fill_style = FillTiled;
		832	gcv.ts_x_origin = x;
		833	gcv.ts_y_origin = y;
		834	XChangeGC (target->dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
		835
		836	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
		837	XFreePixmap (target->dpy, tile);
		838	}
		839	else
		840	{
		841	int src_x, src_y, dst_x, dst_y;
		842	int dst_width, dst_height;
		843
		844	src_x = make_clip_rectangle (x, image_width , new_pmap_width , dst_x, dst_width );
		845	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);
		846
		847	if (dst_x > 0 || dst_y > 0
		848	|| dst_x + dst_width < new_pmap_width
		849	|| dst_y + dst_height < new_pmap_height)
		850	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
		851
		852	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
		853	gdk_pixbuf_xlib_render_to_drawable (result, pixmap, gc,
		854	src_x, src_y,
		855	dst_x, dst_y,
		856	dst_width, dst_height,
		857	XLIB_RGB_DITHER_NONE,
		858	0, 0);
		859	}
		860
		861	#if XFT
		862	if (background_flags)
		863	{
		864	Display *dpy = target->dpy;
		865	XRenderPictureAttributes pa;
		866
		867	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, target->display->screen));
		868	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);
		869
		870	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);
		871	Picture dst = XRenderCreatePicture (dpy, pixmap, dst_format, 0, &pa);
		872
		873	pa.repeat = True;
		874	Pixmap mask_pmap = XCreatePixmap (dpy, target->vt, 1, 1, 8);
		875	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
		876	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
		877	XFreePixmap (dpy, mask_pmap);
		878
		879	if (src && dst && mask)
		880	{
		881	XRenderColor mask_c;
		882
		883	mask_c.alpha = 0x8000;
		884	mask_c.red = 0;
		885	mask_c.green = 0;
		886	mask_c.blue = 0;
		887	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
		888	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
		889	}
		890
		891	XRenderFreePicture (dpy, src);
		892	XRenderFreePicture (dpy, dst);
		893	XRenderFreePicture (dpy, mask);
		894
		895	XFreePixmap (dpy, root_pmap);
		896	}
		897	#endif
		898
		899	if (result != pixbuf)
		900	g_object_unref (result);
		901
		902	XFreeGC (target->dpy, gc);
		903
		904	ret = true;
		905	}
		906
		907	return ret;
		908	}
		909	# endif /* HAVE_PIXBUF */
672		910
673	bool	911	bool
674	bgPixmap_t::set_file (const char *file)	912	bgPixmap_t::set_file (const char *file)
675	{	913	{
676	assert (file);	914	assert (file);
677		915
678	if (*file)	916	if (*file)
679	{	917	{
		918	if (const char *p = strchr (file, ';'))
		919	{
		920	size_t len = p - file;
		921	char *f = rxvt_temp_buf<char> (len + 1);
		922	memcpy (f, file, len);
		923	f[len] = '\0';
		924	file = f;
		925	}
		926
680	# ifdef HAVE_AFTERIMAGE	927	# ifdef HAVE_AFTERIMAGE
681	if (!target->asimman)	928	if (!target->asimman)
682	target->asimman = create_generic_imageman (target->rs[Rs_path]);	929	target->asimman = create_generic_imageman (target->rs[Rs_path]);
683
684	if (const char *p = strchr (file, ';'))
685	{
686	size_t len = p - file;
687	char *f = (char *)malloc (len + 1);
688	memcpy (f, file, len);
689	f[len] = '\0';
690	original_asim = get_asimage (target->asimman, f, 0xFFFFFFFF, 100);	930	ASImage *image = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);
691	free (f);	931	if (image)
692	}	932	{
693	else	933	if (original_asim)
694	original_asim = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);	934	safe_asimage_destroy (original_asim);
		935	original_asim = image;
		936	have_image = true;
		937	return true;
		938	}
		939	# endif
695		940
696	return original_asim;	941	# ifdef HAVE_PIXBUF
		942	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
		943	if (image)
		944	{
		945	if (pixbuf)
		946	g_object_unref (pixbuf);
		947	pixbuf = image;
		948	have_image = true;
		949	return true;
		950	}
697	# endif	951	# endif
698	}	952	}
699		953
700	return false;	954	return false;
701	}	955	}
…		…
721	int changed = 0;	975	int changed = 0;
722	unsigned int hr, vr;	976	unsigned int hr, vr;
723	int junk;	977	int junk;
724	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);	978	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
725		979
726	if (!(geom_flags&WidthValue))	980	if (!(geom_flags & WidthValue))
727	hr = 1;	981	hr = 1;
728	if (!(geom_flags&HeightValue))	982	if (!(geom_flags & HeightValue))
729	vr = hr;	983	vr = hr;
		984
		985	min_it (hr, 128);
		986	min_it (vr, 128);
730		987
731	if (h_blurRadius != hr)	988	if (h_blurRadius != hr)
732	{	989	{
733	++changed;	990	++changed;
734	h_blurRadius = hr;	991	h_blurRadius = hr;
…		…
743	if (v_blurRadius == 0 && h_blurRadius == 0)	1000	if (v_blurRadius == 0 && h_blurRadius == 0)
744	flags &= ~blurNeeded;	1001	flags &= ~blurNeeded;
745	else	1002	else
746	flags |= blurNeeded;	1003	flags |= blurNeeded;
747		1004
		1005	#if XFT
		1006	XFilters *filters = XRenderQueryFilters (target->dpy, target->display->root);
		1007	if (filters)
		1008	{
		1009	for (int i = 0; i < filters->nfilter; i++)
		1010	if (!strcmp (filters->filter[i], FilterConvolution))
		1011	flags |= bgPixmap_t::blurServerSide;
		1012
		1013	XFree (filters);
		1014	}
		1015	#endif
		1016
748	return (changed>0);	1017	return (changed > 0);
749	}	1018	}
750		1019
751	static inline unsigned long	1020	static inline unsigned long
752	compute_tint_shade_flags (rxvt_color *tint, int shade)	1021	compute_tint_shade_flags (rxvt_color *tint, int shade)
753	{	1022	{
754	unsigned long flags = 0;	1023	unsigned long flags = 0;
755	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1024	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
756	bool has_shade = (shade > 0 && shade < 100) || (shade > 100 && shade < 200);	1025	bool has_shade = shade != 100;
757		1026
758	if (tint)	1027	if (tint)
759	{	1028	{
760	tint->get (c);	1029	tint->get (c);
761	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)	1030	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)
…		…
770	flags |= bgPixmap_t::tintNeeded;	1039	flags |= bgPixmap_t::tintNeeded;
771	else if (tint)	1040	else if (tint)
772	{	1041	{
773	if ((c.r > 0x000700 || c.g > 0x000700 || c.b > 0x000700)	1042	if ((c.r > 0x000700 || c.g > 0x000700 || c.b > 0x000700)
774	&& (c.r < 0x00f700 || c.g < 0x00f700 || c.b < 0x00f700))	1043	&& (c.r < 0x00f700 || c.g < 0x00f700 || c.b < 0x00f700))
775	{	1044	{
776	flags |= bgPixmap_t::tintNeeded;	1045	flags |= bgPixmap_t::tintNeeded;
777	}	1046	}
778	}	1047	}
779		1048
780	if (flags & bgPixmap_t::tintNeeded)	1049	if (flags & bgPixmap_t::tintNeeded)
781	{	1050	{
782	if (flags & bgPixmap_t::tintWholesome)	1051	if (flags & bgPixmap_t::tintWholesome)
…		…
793	}	1062	}
794		1063
795	bool	1064	bool
796	bgPixmap_t::set_tint (rxvt_color &new_tint)	1065	bgPixmap_t::set_tint (rxvt_color &new_tint)
797	{	1066	{
798	if (tint != new_tint)	1067	if (!(flags & tintSet) || tint != new_tint)
799	{	1068	{
800	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);	1069	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);
801	tint = new_tint;	1070	tint = new_tint;
802	flags = (flags & ~tintFlags) | new_flags | tintSet;	1071	flags = (flags & ~tintFlags) | new_flags | tintSet;
803	return true;	1072	return true;
…		…
811	{	1080	{
812	unsigned long new_flags = compute_tint_shade_flags (NULL, shade);	1081	unsigned long new_flags = compute_tint_shade_flags (NULL, shade);
813		1082
814	if (new_flags != (flags & tintFlags))	1083	if (new_flags != (flags & tintFlags))
815	{	1084	{
816	flags = (flags&~tintFlags)|new_flags;	1085	flags = (flags & ~tintFlags) | new_flags;
817	return true;	1086	return true;
818	}	1087	}
819		1088
820	return false;	1089	return false;
821	}	1090	}
822		1091
823	bool	1092	bool
824	bgPixmap_t::set_shade (const char *shade_str)	1093	bgPixmap_t::set_shade (const char *shade_str)
825	{	1094	{
826	int new_shade = (shade_str) ? atoi (shade_str) : 0;	1095	int new_shade = (shade_str) ? atoi (shade_str) : 100;
827		1096
828	if (new_shade < 0 && new_shade > -100)	1097	clamp_it (new_shade, -100, 200);
		1098	if (new_shade < 0)
829	new_shade = 200 - (100 + new_shade);	1099	new_shade = 200 - (100 + new_shade);
830	else if (new_shade == 100)
831	new_shade = 0;
832		1100
833	if (new_shade != shade)	1101	if (new_shade != shade)
834	{	1102	{
835	unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);	1103	unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);
836	shade = new_shade;	1104	shade = new_shade;
837	flags = (flags & (~tintFlags | tintSet)) | new_flags;	1105	flags = (flags & (~tintFlags | tintSet)) | new_flags;
838	return true;	1106	return true;
839	}	1107	}
840		1108
841	return false;	1109	return false;
		1110	}
		1111
		1112	#if XFT
		1113	static void
		1114	get_gaussian_kernel (int radius, int width, double *kernel, XFixed *params)
		1115	{
		1116	double sigma = radius / 2.0;
		1117	double scale = sqrt (2.0 * M_PI) * sigma;
		1118	double sum = 0.0;
		1119
		1120	for (int i = 0; i < width; i++)
		1121	{
		1122	double x = i - width / 2;
		1123	kernel[i] = exp (-(x * x) / (2.0 * sigma * sigma)) / scale;
		1124	sum += kernel[i];
		1125	}
		1126
		1127	params[0] = XDoubleToFixed (width);
		1128	params[1] = XDoubleToFixed (1);
		1129
		1130	for (int i = 0; i < width; i++)
		1131	params[i+2] = XDoubleToFixed (kernel[i] / sum);
		1132	}
		1133	#endif
		1134
		1135	bool
		1136	bgPixmap_t::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
		1137	{
		1138	bool ret = false;
		1139	#if XFT
		1140	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
		1141	double *kernel = (double *)malloc (size * sizeof (double));
		1142	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
		1143
		1144	Display *dpy = target->dpy;
		1145	XRenderPictureAttributes pa;
		1146	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		1147
		1148	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1149	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1150
		1151	if (kernel && params && src && dst)
		1152	{
		1153	if (h_blurRadius)
		1154	{
		1155	size = h_blurRadius * 2 + 1;
		1156	get_gaussian_kernel (h_blurRadius, size, kernel, params);
		1157
		1158	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
		1159	XRenderComposite (dpy,
		1160	PictOpSrc,
		1161	src,
		1162	None,
		1163	dst,
		1164	0, 0,
		1165	0, 0,
		1166	0, 0,
		1167	width, height);
		1168	}
		1169
		1170	if (v_blurRadius)
		1171	{
		1172	size = v_blurRadius * 2 + 1;
		1173	get_gaussian_kernel (v_blurRadius, size, kernel, params);
		1174	swap (params[0], params[1]);
		1175
		1176	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
		1177	XRenderComposite (dpy,
		1178	PictOpSrc,
		1179	src,
		1180	None,
		1181	dst,
		1182	0, 0,
		1183	0, 0,
		1184	0, 0,
		1185	width, height);
		1186	}
		1187
		1188	ret = true;
		1189	}
		1190
		1191	free (kernel);
		1192	free (params);
		1193	XRenderFreePicture (dpy, src);
		1194	XRenderFreePicture (dpy, dst);
		1195	#endif
		1196	return ret;
		1197	}
		1198
		1199	bool
		1200	bgPixmap_t::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
		1201	{
		1202	Display *dpy = target->dpy;
		1203	bool ret = false;
		1204
		1205	if (flags & tintWholesome)
		1206	{
		1207	XGCValues gcv;
		1208	GC gc;
		1209
		1210	/* In this case we can tint image server-side getting significant
		1211	* performance improvements, as we eliminate XImage transfer
		1212	*/
		1213	gcv.foreground = Pixel (tint);
		1214	gcv.function = GXand;
		1215	gcv.fill_style = FillSolid;
		1216	gc = XCreateGC (dpy, pixmap, GCFillStyle | GCForeground | GCFunction, &gcv);
		1217	if (gc)
		1218	{
		1219	XFillRectangle (dpy, pixmap, gc, 0, 0, width, height);
		1220	ret = true;
		1221	XFreeGC (dpy, gc);
		1222	}
		1223	}
		1224	else
		1225	{
		1226	# if XFT
		1227	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
		1228
		1229	if (flags & tintSet)
		1230	tint.get (c);
		1231
		1232	if (shade <= 100)
		1233	{
		1234	c.r = (c.r * shade) / 100;
		1235	c.g = (c.g * shade) / 100;
		1236	c.b = (c.b * shade) / 100;
		1237	}
		1238	else
		1239	{
		1240	c.r = ((0xffff - c.r) * (200 - shade)) / 100;
		1241	c.g = ((0xffff - c.g) * (200 - shade)) / 100;
		1242	c.b = ((0xffff - c.b) * (200 - shade)) / 100;
		1243	}
		1244
		1245	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
		1246	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		1247	XRenderPictureAttributes pa;
		1248
		1249	Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1250
		1251	pa.repeat = True;
		1252
		1253	Pixmap overlay_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
		1254	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
		1255	XFreePixmap (dpy, overlay_pmap);
		1256
		1257	pa.component_alpha = True;
		1258	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
		1259	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
		1260	XFreePixmap (dpy, mask_pmap);
		1261
		1262	if (mask_pic && overlay_pic && back_pic)
		1263	{
		1264	XRenderColor mask_c;
		1265
		1266	memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof (mask_c));
		1267	mask_c.alpha = 0xffff;
		1268	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
		1269
		1270	mask_c.alpha = 0;
		1271	mask_c.red = 0xffff - c.r;
		1272	mask_c.green = 0xffff - c.g;
		1273	mask_c.blue = 0xffff - c.b;
		1274	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
		1275	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1276	ret = true;
		1277	}
		1278
		1279	XRenderFreePicture (dpy, mask_pic);
		1280	XRenderFreePicture (dpy, overlay_pic);
		1281	XRenderFreePicture (dpy, back_pic);
		1282	# endif
		1283	}
		1284
		1285	return ret;
842	}	1286	}
843		1287
844	/* make_transparency_pixmap()	1288	/* make_transparency_pixmap()
845	* Builds a pixmap sized the same as terminal window, with depth same as the root window	1289	* Builds a pixmap sized the same as terminal window, with depth same as the root window
846	* that pixmap contains tiled portion of the root pixmap that is supposed to be covered by	1290	* that pixmap contains tiled portion of the root pixmap that is supposed to be covered by
…		…
860	Window root = target->display->root;	1304	Window root = target->display->root;
861	int screen = target->display->screen;	1305	int screen = target->display->screen;
862	Display *dpy = target->dpy;	1306	Display *dpy = target->dpy;
863	int root_width = DisplayWidth (dpy, screen);	1307	int root_width = DisplayWidth (dpy, screen);
864	int root_height = DisplayHeight (dpy, screen);	1308	int root_height = DisplayHeight (dpy, screen);
865	unsigned int root_pmap_width, root_pmap_height;
866	int window_width = target->szHint.width;	1309	int window_width = target->szHint.width;
867	int window_height = target->szHint.height;	1310	int window_height = target->szHint.height;
868	int sx, sy;	1311	int sx, sy;
869	XGCValues gcv;	1312	XGCValues gcv;
		1313	GC gc;
870		1314
871	TIMING_TEST_START (tp);
872	target->get_window_origin (sx, sy);	1315	target->get_window_origin (sx, sy);
873		1316
874	/* check if we are outside of the visible part of the virtual screen : */	1317	/* check if we are outside of the visible part of the virtual screen : */
875	if (sx + window_width <= 0 || sy + window_height <= 0	1318	if (sx + window_width <= 0 || sy + window_height <= 0
876	|| sx >= root_width || sy >= root_height)	1319	|| sx >= root_width || sy >= root_height)
877	return 0;	1320	return 0;
878		1321
879	if (root_pixmap != None)	1322	if (root_pixmap == None)
880	{	1323	return 0;
881	/* we want to validate the pixmap and get it's size at the same time : */
882	int junk;
883	unsigned int ujunk;
884	/* root pixmap may be bad - allow a error */
885	target->allowedxerror = -1;
886
887	if (!XGetGeometry (dpy, root_pixmap, &root, &junk, &junk, &root_pmap_width, &root_pmap_height, &ujunk, &ujunk))
888	root_pixmap = None;
889
890	target->allowedxerror = 0;
891	}
892		1324
893	Pixmap tiled_root_pmap = XCreatePixmap (dpy, root, window_width, window_height, root_depth);	1325	Pixmap tiled_root_pmap = XCreatePixmap (dpy, root, window_width, window_height, root_depth);
894	GC gc = NULL;
895		1326
896	if (tiled_root_pmap == None) /* something really bad happened - abort */	1327	if (tiled_root_pmap == None) /* something really bad happened - abort */
897	return 0;	1328	return 0;
898		1329
899	if (root_pixmap == None)
900	{
901	/* use tricks to obtain the root background image :*/
902	/* we want to create Overrideredirect window overlapping out window
903	with background type of Parent Relative and then grab it */
904	XSetWindowAttributes attr;
905	Window src;
906	bool success = false;
907
908	attr.background_pixmap = ParentRelative;
909	attr.backing_store = Always;
910	attr.event_mask = ExposureMask;
911	attr.override_redirect = True;
912	src = XCreateWindow (dpy, root, sx, sy, window_width, window_height, 0,
913	CopyFromParent, CopyFromParent, CopyFromParent,
914	CWBackPixmap|CWBackingStore|CWOverrideRedirect|CWEventMask,
915	&attr);
916
917	if (src != None)
918	{
919	XEvent event;
920	int ev_count = 0;
921	XGrabServer (dpy);
922	XMapRaised (dpy, src);
923	XSync (dpy, False);
924
925	/* XSync should get window where it's properly exposed,
926	* but to be on the safe side - let's check for the actual event to arrive : */
927	while (XCheckWindowEvent (dpy, src, ExposureMask, &event))
928	++ev_count;
929
930	if (ev_count > 0);
931	{
932	/* hooray! - we can grab the image! */
933	gc = XCreateGC (dpy, root, 0, NULL);
934	if (gc)
935	{
936	XCopyArea (dpy, src, tiled_root_pmap, gc, 0, 0, window_width, window_height, 0, 0);
937	success = true;
938	}
939	}
940
941	XDestroyWindow (dpy, src);
942	XUngrabServer (dpy);
943	//fprintf (stderr, "%s:%d: ev_count = %d\n", __FUNCTION__, __LINE__, ev_count);
944	}
945
946	if (!success)
947	{
948	XFreePixmap (dpy, tiled_root_pmap);
949	tiled_root_pmap = None;
950	}
951	else
952	result |= transpPmapTiled;
953	}
954	else
955	{
956	/* straightforward pixmap copy */	1330	/* straightforward pixmap copy */
957	gcv.tile = root_pixmap;	1331	gcv.tile = root_pixmap;
958	gcv.fill_style = FillTiled;	1332	gcv.fill_style = FillTiled;
959		1333
960	while (sx < 0) sx += (int)root_width;	1334	while (sx < 0) sx += (int)root_width;
961	while (sy < 0) sy += (int)root_height;	1335	while (sy < 0) sy += (int)root_height;
962		1336
963	gcv.ts_x_origin = -sx;	1337	gcv.ts_x_origin = -sx;
964	gcv.ts_y_origin = -sy;	1338	gcv.ts_y_origin = -sy;
965	gc = XCreateGC (dpy, root, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	1339	gc = XCreateGC (dpy, root, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
966		1340
967	if (gc)	1341	if (gc)
968	{	1342	{
969	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);	1343	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
970	result |= transpPmapTiled;	1344	result |= transpPmapTiled;
971	}	1345	XFreeGC (dpy, gc);
972	}	1346	}
973	TIMING_TEST_PRINT_RESULT (tp);
974		1347
975	if (tiled_root_pmap != None)	1348	if (tiled_root_pmap != None)
976	{	1349	{
977	if (!need_client_side_rendering ())	1350	if (!need_client_side_rendering ())
978	{	1351	{
979	if ((flags & tintNeeded))	1352	if (flags & (blurNeeded | blurServerSide))
980	{
981	if (flags & tintWholesome)
982	{	1353	{
983	/* In this case we can tint image server-side getting significant	1354	if (blur_pixmap (tiled_root_pmap, DefaultVisual (dpy, screen), window_width, window_height))
984	* performance improvements, as we eliminate XImage transfer
985	*/
986	gcv.foreground = Pixel (tint);
987	gcv.function = GXand;
988	gcv.fill_style = FillSolid;
989	if (gc)
990	XChangeGC (dpy, gc, GCFillStyle | GCForeground | GCFunction, &gcv);
991	else
992	gc = XCreateGC (dpy, root, GCFillStyle | GCForeground | GCFunction, &gcv);
993	if (gc)
994	{
995	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
996	result |= transpPmapTinted;	1355	result |= transpPmapBlurred;
997	}
998	}
999	else
1000	{
1001	# if XFT
1002	Picture back_pic = 0;
1003	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1004
1005	if (flags & tintSet)
1006	tint.get (c);
1007
1008	if (shade > 0 && shade < 100)
1009	{
1010	c.r = (c.r * shade) / 100;
1011	c.g = (c.g * shade) / 100;
1012	c.b = (c.b * shade) / 100;
1013	}
1014	else if (shade > 100 && shade < 200)
1015	{
1016	c.r = (c.r * (200 - shade)) / 100;
1017	c.g = (c.g * (200 - shade)) / 100;
1018	c.b = (c.b * (200 - shade)) / 100;
1019	}
1020
1021	XRenderPictFormat pf;
1022	pf.type = PictTypeDirect;
1023	pf.depth = 32;
1024	pf.direct.redMask = 0xff;
1025	pf.direct.greenMask = 0xff;
1026	pf.direct.blueMask = 0xff;
1027	pf.direct.alphaMask = 0xff;
1028
1029	XRenderPictFormat *solid_format = XRenderFindFormat (dpy,
1030	(PictFormatType|
1031	PictFormatDepth|
1032	PictFormatRedMask|
1033	PictFormatGreenMask|
1034	PictFormatBlueMask|
1035	PictFormatAlphaMask),
1036	&pf,
1037	0);
1038	XRenderPictFormat *root_format = XRenderFindVisualFormat (dpy, DefaultVisualOfScreen (ScreenOfDisplay (dpy, target->display->screen)));
1039	XRenderPictureAttributes pa ;
1040
1041	back_pic = XRenderCreatePicture (dpy, tiled_root_pmap, root_format, 0, &pa);
1042
1043	pa.repeat = True;
1044
1045	Pixmap overlay_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
1046	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1047	XFreePixmap (dpy, overlay_pmap);
1048
1049	pa.component_alpha = True;
1050	Pixmap mask_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
1051	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
1052	XFreePixmap (dpy, mask_pmap);
1053
1054	if (mask_pic && overlay_pic && back_pic)
1055	{
1056	XRenderColor mask_c;
1057
1058	memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof (mask_c));
1059	mask_c.alpha = 0xffff;
1060	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1061
1062	mask_c.alpha = 0;
1063	mask_c.red = 0xffff - c.r;
1064	mask_c.green = 0xffff - c.g;
1065	mask_c.blue = 0xffff - c.b;
1066	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1067	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, window_width, window_height);
1068	result |= transpPmapTinted;
1069	}
1070
1071	XRenderFreePicture (dpy, mask_pic);
1072	XRenderFreePicture (dpy, overlay_pic);
1073	XRenderFreePicture (dpy, back_pic);
1074	# if DO_TIMING_TEST
1075	XSync (dpy, False);
1076	# endif
1077	# endif
1078	}
1079	}	1356	}
		1357	if (flags & (tintNeeded | tintServerSide))
		1358	{
		1359	if (tint_pixmap (tiled_root_pmap, DefaultVisual (dpy, screen), window_width, window_height))
		1360	result |= transpPmapTinted;
		1361	}
1080	} /* server side rendering completed */	1362	} /* server side rendering completed */
1081		1363
1082	if (pixmap)	1364	if (pixmap)
1083	XFreePixmap (dpy, pixmap);	1365	XFreePixmap (dpy, pixmap);
1084		1366
…		…
1086	pmap_width = window_width;	1368	pmap_width = window_width;
1087	pmap_height = window_height;	1369	pmap_height = window_height;
1088	pmap_depth = root_depth;	1370	pmap_depth = root_depth;
1089	}	1371	}
1090		1372
1091	if (gc)
1092	XFreeGC (dpy, gc);
1093
1094	TIMING_TEST_PRINT_RESULT (tp);
1095
1096	return result;	1373	return result;
1097	}	1374	}
1098		1375
1099	bool	1376	void
1100	bgPixmap_t::set_root_pixmap ()	1377	bgPixmap_t::set_root_pixmap ()
1101	{	1378	{
1102	Pixmap new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);	1379	Pixmap new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);
1103	if (new_root_pixmap == None)	1380	if (new_root_pixmap == None)
1104	new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);	1381	new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);
1105		1382
1106	if (new_root_pixmap != root_pixmap)
1107	{
1108	root_pixmap = new_root_pixmap;	1383	root_pixmap = new_root_pixmap;
1109	return true;	1384
		1385	// validate root pixmap
		1386	if (root_pixmap != None)
1110	}	1387	{
		1388	unsigned int width, height;
		1389	Window wdummy;
		1390	int idummy;
		1391	unsigned int udummy;
1111		1392
1112	return false;	1393	target->allowedxerror = -1;
		1394
		1395	if (!XGetGeometry (target->dpy, root_pixmap, &wdummy, &idummy, &idummy, &width, &height, &udummy, &udummy))
		1396	root_pixmap = None;
		1397
		1398	target->allowedxerror = 0;
		1399	}
1113	}	1400	}
1114	# endif /* ENABLE_TRANSPARENCY */	1401	# endif /* ENABLE_TRANSPARENCY */
1115		1402
1116	# ifndef HAVE_AFTERIMAGE	1403	# ifndef HAVE_AFTERIMAGE
1117	static void ShadeXImage(rxvt_term *term, XImage *srcImage, int shade, int rm, int gm, int bm);	1404	static void ShadeXImage(Visual *visual, XImage *srcImage, int shade, int rm, int gm, int bm);
1118	# endif	1405	# endif
1119		1406
1120	bool	1407	bool
1121	bgPixmap_t::render ()	1408	bgPixmap_t::render ()
1122	{	1409	{
1123	unsigned long background_flags = 0;	1410	unsigned long background_flags = 0;
1124		1411
1125	if (target == NULL)	1412	if (target == NULL)
1126	return false;	1413	return false;
1127
1128	TIMING_TEST_START (tp);
1129		1414
1130	invalidate ();	1415	invalidate ();
1131	# ifdef ENABLE_TRANSPARENCY	1416	# ifdef ENABLE_TRANSPARENCY
1132	if (flags & isTransparent)	1417	if (flags & isTransparent)
1133	{	1418	{
1134	/* we need to re-generate transparency pixmap in that case ! */	1419	/* we need to re-generate transparency pixmap in that case ! */
1135	background_flags = make_transparency_pixmap ();	1420	background_flags = make_transparency_pixmap ();
1136	if (background_flags == 0)	1421	if (background_flags == 0)
1137	return false;	1422	return false;
1138	else if ((background_flags & transpTransformations) == (flags & transpTransformations)	1423	else if ((background_flags & transpTransformations) == (flags & transpTransformations)
1139	&& pmap_depth == target->depth)	1424	&& pmap_depth == target->depth)
1140	flags = flags & ~isInvalid;	1425	flags = flags & ~isInvalid;
1141	}	1426	}
1142	# endif	1427	# endif
1143		1428
		1429	# ifdef BG_IMAGE_FROM_FILE
		1430	if (have_image
		1431	|| (background_flags & transpTransformations) != (flags & transpTransformations))
		1432	{
		1433	if (render_image (background_flags))
		1434	flags = flags & ~isInvalid;
		1435	}
		1436	# endif
		1437
1144	XImage *result = NULL;	1438	XImage *result = NULL;
1145	# ifdef HAVE_AFTERIMAGE	1439
1146	if (original_asim	1440	if (background_flags && (flags & isInvalid))
1147	|| (background_flags & transpTransformations) != (flags & transpTransformations))	1441	{
		1442	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1148	{	1443	}
1149	target->init_asv ();
1150		1444
1151	ASImage *background = NULL;	1445	if (result)
1152	ARGB32 as_tint = TINT_LEAVE_SAME;	1446	{
1153	if (background_flags)	1447	# if !defined(HAVE_AFTERIMAGE) && !XFT
1154	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);	1448	/* our own client-side tinting */
1155		1449	/* ATTENTION: We ASSUME that XFT will let us do all the tinting necessary server-side.
1156	# ifdef ENABLE_TRANSPARENCY	1450	This may need to be changed in need_client_side_rendering() logic is altered !!! */
1157	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	1451	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
1158	{	1452	{
1159	ShadingInfo as_shade;
1160	as_shade.shading = (shade == 0) ? 100 : shade;
1161
1162	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1453	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1163	if (flags & tintSet)	1454	if (flags & tintSet)
1164	tint.get (c);	1455	tint.get (c);
1165	as_shade.tintColor.red = c.r;	1456	ShadeXImage (DefaultVisual (target->dpy, target->display->screen), result, shade, c.r, c.g, c.b);
1166	as_shade.tintColor.green = c.g;
1167	as_shade.tintColor.blue = c.b;
1168
1169	as_tint = shading2tint32 (&as_shade);
1170	}
1171
1172	if (!(background_flags & transpPmapBlured) && (flags & blurNeeded) && background != NULL)
1173	{
1174	ASImage *tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
1175	(original_asim == NULL || tint == TINT_LEAVE_SAME)?ASA_XImage:ASA_ASImage,
1176	100, ASIMAGE_QUALITY_DEFAULT);
1177	if (tmp)
1178	{
1179	destroy_asimage (&background);
1180	background = tmp;
1181	}
1182	}	1457	}
1183	# endif	1458	# endif
1184		1459
1185	if (render_asim (background, as_tint))
1186	flags = flags & ~isInvalid;
1187	if (background)
1188	destroy_asimage (&background);
1189	}
1190	else if (background_flags && pmap_depth != target->depth)
1191	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1192
1193	# elif !XFT /* our own client-side tinting */
1194
1195	/* ATTENTION: We ASSUME that XFT will let us do all the tinting necessary server-side.
1196	This may need to be changed in need_client_side_rendering() logic is altered !!! */
1197
1198	if (background_flags && (flags & isInvalid))
1199	{
1200	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1201
1202	if (result != NULL && !(background_flags & transpPmapTinted) && (flags & tintNeeded))
1203	{
1204	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1205	if (flags & tintSet)
1206	tint.get (c);
1207	ShadeXImage (target, result, shade, c.r, c.g, c.b);
1208	}
1209	}
1210	# endif /* HAVE_AFTERIMAGE */
1211
1212	if (result)
1213	{
1214	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);	1460	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);
1215		1461
1216	if (gc)	1462	if (gc)
1217	{	1463	{
1218	if (/*pmap_depth != target->depth &&*/ pixmap != None)	1464	if (/*pmap_depth != target->depth &&*/ pixmap != None)
…		…
1247		1493
1248	XFreeGC (target->dpy, gc);	1494	XFreeGC (target->dpy, gc);
1249	flags = flags & ~isInvalid;	1495	flags = flags & ~isInvalid;
1250	}	1496	}
1251		1497
1252	XDestroyImage (result);	1498	XDestroyImage (result);
1253	}	1499	}
1254		1500
1255	if (flags & isInvalid)	1501	if (flags & isInvalid)
1256	{	1502	{
1257	if (pixmap != None)	1503	if (pixmap != None)
…		…
1261	}	1507	}
1262	}	1508	}
1263		1509
1264	apply ();	1510	apply ();
1265		1511
1266	XSync (target->dpy, False);
1267	valid_since = ev::now ();	1512	valid_since = ev::now ();
1268
1269	TIMING_TEST_PRINT_RESULT (tp);
1270		1513
1271	return true;	1514	return true;
1272	}	1515	}
1273		1516
1274	bool	1517	bool
…		…
1290	void	1533	void
1291	bgPixmap_t::apply ()	1534	bgPixmap_t::apply ()
1292	{	1535	{
1293	if (target)	1536	if (target)
1294	{	1537	{
1295	flags &= ~isVtOrigin;
1296
1297	if (pixmap != None)	1538	if (pixmap != None)
1298	{	1539	{
1299	/* set target's background to pixmap */	1540	/* set target's background to pixmap */
1300	# ifdef ENABLE_TRANSPARENCY	1541	# ifdef ENABLE_TRANSPARENCY
1301	if (flags & isTransparent)	1542	if (flags & isTransparent)
…		…
1307	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);	1548	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);
1308	}	1549	}
1309	else	1550	else
1310	# endif	1551	# endif
1311	{	1552	{
1312	flags |= isVtOrigin;
1313	/* force old pixmap dereference in case it was transparent before :*/	1553	/* force old pixmap dereference in case it was transparent before :*/
1314	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);	1554	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1315	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);	1555	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1316	/* do we also need to set scrollbar's background here ? */	1556	/* do we also need to set scrollbar's background here ? */
1317		1557
…		…
1347	#endif /* HAVE_BG_PIXMAP */	1587	#endif /* HAVE_BG_PIXMAP */
1348		1588
1349	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) && !XFT	1589	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) && !XFT
1350	/* taken from aterm-0.4.2 */	1590	/* taken from aterm-0.4.2 */
1351		1591
1352	typedef uint32_t RUINT32T;
1353
1354	static void	1592	static void
1355	ShadeXImage(rxvt_term *term, XImage *srcImage, int shade, int rm, int gm, int bm)	1593	ShadeXImage(Visual *visual, XImage *srcImage, int shade, int rm, int gm, int bm)
1356	{	1594	{
1357	int sh_r, sh_g, sh_b;	1595	int sh_r, sh_g, sh_b;
1358	RUINT32T mask_r, mask_g, mask_b;	1596	uint32_t mask_r, mask_g, mask_b;
1359	RUINT32T *lookup, *lookup_r, *lookup_g, *lookup_b;	1597	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1360	unsigned int lower_lim_r, lower_lim_g, lower_lim_b;	1598	unsigned int lower_lim_r, lower_lim_g, lower_lim_b;
1361	unsigned int upper_lim_r, upper_lim_g, upper_lim_b;	1599	unsigned int upper_lim_r, upper_lim_g, upper_lim_b;
1362	int i;	1600	int i;
		1601	int host_byte_order = byteorder.big_endian () ? MSBFirst : LSBFirst;
1363		1602
1364	Visual *visual = term->visual;
1365
1366	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return ;	1603	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return;
1367
1368	if (shade == 0)
1369	shade = 100;
1370		1604
1371	/* for convenience */	1605	/* for convenience */
1372	mask_r = visual->red_mask;	1606	mask_r = visual->red_mask;
1373	mask_g = visual->green_mask;	1607	mask_g = visual->green_mask;
1374	mask_b = visual->blue_mask;	1608	mask_b = visual->blue_mask;
1375		1609
1376	/* boring lookup table pre-initialization */	1610	/* boring lookup table pre-initialization */
1377	switch (srcImage->bits_per_pixel) {	1611	switch (srcImage->depth)
		1612	{
1378	case 15:	1613	case 15:
1379	if ((mask_r != 0x7c00) ||	1614	if ((mask_r != 0x7c00) ||
1380	(mask_g != 0x03e0) ||	1615	(mask_g != 0x03e0) ||
1381	(mask_b != 0x001f))	1616	(mask_b != 0x001f))
1382	return;	1617	return;
1383	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+32+32));	1618	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+32+32));
1384	lookup_r = lookup;	1619	lookup_r = lookup;
1385	lookup_g = lookup+32;	1620	lookup_g = lookup+32;
1386	lookup_b = lookup+32+32;	1621	lookup_b = lookup+32+32;
1387	sh_r = 10;	1622	sh_r = 10;
1388	sh_g = 5;	1623	sh_g = 5;
1389	sh_b = 0;	1624	sh_b = 0;
1390	break;	1625	break;
1391	case 16:	1626	case 16:
1392	if ((mask_r != 0xf800) ||	1627	if ((mask_r != 0xf800) ||
1393	(mask_g != 0x07e0) ||	1628	(mask_g != 0x07e0) ||
1394	(mask_b != 0x001f))	1629	(mask_b != 0x001f))
1395	return;	1630	return;
1396	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+64+32));	1631	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+64+32));
1397	lookup_r = lookup;	1632	lookup_r = lookup;
1398	lookup_g = lookup+32;	1633	lookup_g = lookup+32;
1399	lookup_b = lookup+32+64;	1634	lookup_b = lookup+32+64;
1400	sh_r = 11;	1635	sh_r = 11;
1401	sh_g = 5;	1636	sh_g = 5;
1402	sh_b = 0;	1637	sh_b = 0;
1403	break;	1638	break;
1404	case 24:	1639	case 24:
1405	if ((mask_r != 0xff0000) ||	1640	if ((mask_r != 0xff0000) ||
1406	(mask_g != 0x00ff00) ||	1641	(mask_g != 0x00ff00) ||
1407	(mask_b != 0x0000ff))	1642	(mask_b != 0x0000ff))
1408	return;	1643	return;
1409	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));	1644	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1410	lookup_r = lookup;	1645	lookup_r = lookup;
1411	lookup_g = lookup+256;	1646	lookup_g = lookup+256;
1412	lookup_b = lookup+256+256;	1647	lookup_b = lookup+256+256;
1413	sh_r = 16;	1648	sh_r = 16;
1414	sh_g = 8;	1649	sh_g = 8;
1415	sh_b = 0;	1650	sh_b = 0;
1416	break;	1651	break;
1417	case 32:	1652	case 32:
1418	if ((mask_r != 0xff0000) ||	1653	if ((mask_r != 0xff0000) ||
1419	(mask_g != 0x00ff00) ||	1654	(mask_g != 0x00ff00) ||
1420	(mask_b != 0x0000ff))	1655	(mask_b != 0x0000ff))
1421	return;	1656	return;
1422	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));	1657	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1423	lookup_r = lookup;	1658	lookup_r = lookup;
1424	lookup_g = lookup+256;	1659	lookup_g = lookup+256;
1425	lookup_b = lookup+256+256;	1660	lookup_b = lookup+256+256;
1426	sh_r = 16;	1661	sh_r = 16;
1427	sh_g = 8;	1662	sh_g = 8;
1428	sh_b = 0;	1663	sh_b = 0;
1429	break;	1664	break;
1430	default:	1665	default:
1431	return; /* we do not support this color depth */	1666	return; /* we do not support this color depth */
1432	}	1667	}
1433		1668
1434	/* prepare limits for color transformation (each channel is handled separately) */	1669	/* prepare limits for color transformation (each channel is handled separately) */
1435	if (shade < 0) {	1670	if (shade > 100)
		1671	{
1436	shade = -shade;	1672	shade = 200 - shade;
1437	if (shade < 0) shade = 0;
1438	if (shade > 100) shade = 100;
1439		1673
1440	lower_lim_r = 65535-rm;	1674	lower_lim_r = 65535-rm;
1441	lower_lim_g = 65535-gm;	1675	lower_lim_g = 65535-gm;
1442	lower_lim_b = 65535-bm;	1676	lower_lim_b = 65535-bm;
1443		1677
1444	lower_lim_r = 65535-(unsigned int)(((RUINT32T)lower_lim_r)*((RUINT32T)shade)/100);	1678	lower_lim_r = 65535-(unsigned int)(((uint32_t)lower_lim_r)*((uint32_t)shade)/100);
1445	lower_lim_g = 65535-(unsigned int)(((RUINT32T)lower_lim_g)*((RUINT32T)shade)/100);	1679	lower_lim_g = 65535-(unsigned int)(((uint32_t)lower_lim_g)*((uint32_t)shade)/100);
1446	lower_lim_b = 65535-(unsigned int)(((RUINT32T)lower_lim_b)*((RUINT32T)shade)/100);	1680	lower_lim_b = 65535-(unsigned int)(((uint32_t)lower_lim_b)*((uint32_t)shade)/100);
1447		1681
1448	upper_lim_r = upper_lim_g = upper_lim_b = 65535;	1682	upper_lim_r = upper_lim_g = upper_lim_b = 65535;
		1683	}
1449	} else {	1684	else
1450	if (shade < 0) shade = 0;	1685	{
1451	if (shade > 100) shade = 100;
1452		1686
1453	lower_lim_r = lower_lim_g = lower_lim_b = 0;	1687	lower_lim_r = lower_lim_g = lower_lim_b = 0;
1454		1688
1455	upper_lim_r = (unsigned int)((((RUINT32T)rm)*((RUINT32T)shade))/100);	1689	upper_lim_r = (unsigned int)((((uint32_t)rm)*((uint32_t)shade))/100);
1456	upper_lim_g = (unsigned int)((((RUINT32T)gm)*((RUINT32T)shade))/100);	1690	upper_lim_g = (unsigned int)((((uint32_t)gm)*((uint32_t)shade))/100);
1457	upper_lim_b = (unsigned int)((((RUINT32T)bm)*((RUINT32T)shade))/100);	1691	upper_lim_b = (unsigned int)((((uint32_t)bm)*((uint32_t)shade))/100);
1458	}	1692	}
1459
1460	/* switch red and blue bytes if necessary, we need it for some weird XServers like XFree86 3.3.3.1 */
1461	if ((srcImage->bits_per_pixel == 24) && (mask_r >= 0xFF0000 ))
1462	{
1463	unsigned int tmp;
1464
1465	tmp = lower_lim_r;
1466	lower_lim_r = lower_lim_b;
1467	lower_lim_b = tmp;
1468
1469	tmp = upper_lim_r;
1470	upper_lim_r = upper_lim_b;
1471	upper_lim_b = tmp;
1472	}
1473		1693
1474	/* fill our lookup tables */	1694	/* fill our lookup tables */
1475	for (i = 0; i <= mask_r>>sh_r; i++)	1695	for (i = 0; i <= mask_r>>sh_r; i++)
1476	{	1696	{
1477	RUINT32T tmp;	1697	uint32_t tmp;
1478	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_r-lower_lim_r));	1698	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_r-lower_lim_r));
1479	tmp += ((RUINT32T)(mask_r>>sh_r))*((RUINT32T)lower_lim_r);	1699	tmp += ((uint32_t)(mask_r>>sh_r))*((uint32_t)lower_lim_r);
1480	lookup_r[i] = (tmp/65535)<<sh_r;	1700	lookup_r[i] = (tmp/65535)<<sh_r;
1481	}	1701	}
1482	for (i = 0; i <= mask_g>>sh_g; i++)	1702	for (i = 0; i <= mask_g>>sh_g; i++)
1483	{	1703	{
1484	RUINT32T tmp;	1704	uint32_t tmp;
1485	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_g-lower_lim_g));	1705	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_g-lower_lim_g));
1486	tmp += ((RUINT32T)(mask_g>>sh_g))*((RUINT32T)lower_lim_g);	1706	tmp += ((uint32_t)(mask_g>>sh_g))*((uint32_t)lower_lim_g);
1487	lookup_g[i] = (tmp/65535)<<sh_g;	1707	lookup_g[i] = (tmp/65535)<<sh_g;
1488	}	1708	}
1489	for (i = 0; i <= mask_b>>sh_b; i++)	1709	for (i = 0; i <= mask_b>>sh_b; i++)
1490	{	1710	{
1491	RUINT32T tmp;	1711	uint32_t tmp;
1492	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_b-lower_lim_b));	1712	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_b-lower_lim_b));
1493	tmp += ((RUINT32T)(mask_b>>sh_b))*((RUINT32T)lower_lim_b);	1713	tmp += ((uint32_t)(mask_b>>sh_b))*((uint32_t)lower_lim_b);
1494	lookup_b[i] = (tmp/65535)<<sh_b;	1714	lookup_b[i] = (tmp/65535)<<sh_b;
1495	}	1715	}
1496		1716
1497	/* apply table to input image (replacing colors by newly calculated ones) */	1717	/* apply table to input image (replacing colors by newly calculated ones) */
1498	switch (srcImage->bits_per_pixel)	1718	if (srcImage->bits_per_pixel == 32
		1719	&& (srcImage->depth == 24 || srcImage->depth == 32)
		1720	&& srcImage->byte_order == host_byte_order)
1499	{	1721	{
1500	case 15:
1501	{
1502	unsigned short *p1, *pf, *p, *pl;	1722	uint32_t *p1, *pf, *p, *pl;
1503	p1 = (unsigned short *) srcImage->data;	1723	p1 = (uint32_t *) srcImage->data;
1504	pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);	1724	pf = (uint32_t *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
		1725
1505	while (p1 < pf)	1726	while (p1 < pf)
1506	{	1727	{
1507	p = p1;	1728	p = p1;
1508	pl = p1 + srcImage->width;	1729	pl = p1 + srcImage->width;
1509	for (; p < pl; p++)	1730	for (; p < pl; p++)
1510	{	1731	{
1511	*p = lookup_r[(*p & 0x7c00)>>10] |
1512	lookup_g[(*p & 0x03e0)>> 5] |
1513	lookup_b[(*p & 0x001f)];
1514	}
1515	p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1516	}
1517	break;
1518	}
1519	case 16:
1520	{
1521	unsigned short *p1, *pf, *p, *pl;
1522	p1 = (unsigned short *) srcImage->data;
1523	pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1524	while (p1 < pf)
1525	{
1526	p = p1;
1527	pl = p1 + srcImage->width;
1528	for (; p < pl; p++)
1529	{
1530	*p = lookup_r[(*p & 0xf800)>>11] |
1531	lookup_g[(*p & 0x07e0)>> 5] |
1532	lookup_b[(*p & 0x001f)];
1533	}
1534	p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1535	}
1536	break;
1537	}
1538	case 24:
1539	{
1540	unsigned char *p1, *pf, *p, *pl;
1541	p1 = (unsigned char *) srcImage->data;
1542	pf = (unsigned char *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1543	while (p1 < pf)
1544	{
1545	p = p1;
1546	pl = p1 + srcImage->width * 3;
1547	for (; p < pl; p += 3)
1548	{
1549	p[0] = lookup_r[(p[0] & 0xff0000)>>16];
1550	p[1] = lookup_r[(p[1] & 0x00ff00)>> 8];
1551	p[2] = lookup_r[(p[2] & 0x0000ff)];
1552	}
1553	p1 = (unsigned char *) ((char *) p1 + srcImage->bytes_per_line);
1554	}
1555	break;
1556	}
1557	case 32:
1558	{
1559	RUINT32T *p1, *pf, *p, *pl;
1560	p1 = (RUINT32T *) srcImage->data;
1561	pf = (RUINT32T *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1562
1563	while (p1 < pf)
1564	{
1565	p = p1;
1566	pl = p1 + srcImage->width;
1567	for (; p < pl; p++)
1568	{
1569	*p = lookup_r[(*p & 0xff0000)>>16] |	1732	*p = lookup_r[(*p & 0xff0000) >> 16] |
1570	lookup_g[(*p & 0x00ff00)>> 8] |	1733	lookup_g[(*p & 0x00ff00) >> 8] |
1571	lookup_b[(*p & 0x0000ff)] |	1734	lookup_b[(*p & 0x0000ff)] |
1572	(*p & ~0xffffff);	1735	(*p & 0xff000000);
		1736	}
		1737	p1 = (uint32_t *) ((char *) p1 + srcImage->bytes_per_line);
		1738	}
		1739	}
		1740	else
		1741	{
		1742	for (int y = 0; y < srcImage->height; y++)
		1743	for (int x = 0; x < srcImage->width; x++)
		1744	{
		1745	unsigned long pixel = XGetPixel (srcImage, x, y);
		1746	pixel = lookup_r[(pixel & mask_r) >> sh_r] |
		1747	lookup_g[(pixel & mask_g) >> sh_g] |
		1748	lookup_b[(pixel & mask_b) >> sh_b];
		1749	XPutPixel (srcImage, x, y, pixel);
1573	}	1750	}
1574	p1 = (RUINT32T *) ((char *) p1 + srcImage->bytes_per_line);
1575	}	1751	}
1576	break;
1577	}
1578	}
1579		1752
1580	free (lookup);	1753	free (lookup);
1581	}	1754	}
1582	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */	1755	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */

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