ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/rxvt-unicode/src/background.C

Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.42 by sf-exg, Sun Aug 29 13:24:30 2010 UTC vs.
Revision 1.101 by sf-exg, Sun Oct 31 08:28:04 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)
…		…
561	layers[0].clip_width = target_width;	606	layers[0].clip_width = target_width;
562	layers[0].clip_height = target_height;	607	layers[0].clip_height = target_height;
563	layers[0].tint = background_tint;	608	layers[0].tint = background_tint;
564	layers[1].im = result;	609	layers[1].im = result;
565		610
566	if (w <= 0)	611	if (h_scale == 0 || v_scale == 0)
567	{	612	{
568	/* tile horizontally */	613	/* tile horizontally */
569	while (x > 0) x -= (int)result->width;	614	while (x > 0) x -= (int)result->width;
570	layers[1].dst_x = x;	615	layers[1].dst_x = x;
571	layers[1].clip_width = result->width+target_width;	616	layers[1].clip_width = result->width+target_width;
…		…
575	/* clip horizontally */	620	/* clip horizontally */
576	layers[1].dst_x = x;	621	layers[1].dst_x = x;
577	layers[1].clip_width = result->width;	622	layers[1].clip_width = result->width;
578	}	623	}
579		624
580	if (h <= 0)	625	if (h_scale == 0 || v_scale == 0)
581	{	626	{
582	while (y > 0) y -= (int)result->height;	627	while (y > 0) y -= (int)result->height;
583	layers[1].dst_y = y;	628	layers[1].dst_y = y;
584	layers[1].clip_height = result->height + target_height;	629	layers[1].clip_height = result->height + target_height;
585	}	630	}
…		…
608	}	653	}
609		654
610	free (layers);	655	free (layers);
611	}	656	}
612	}	657	}
613	TIMING_TEST_PRINT_RESULT (asim);
614		658
615	if (pixmap)	659	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		660
627	if (result)	661	if (result)
628	{	662	{
629	XGCValues gcv;	663	XGCValues gcv;
630	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	}
631		676
632	/* create Pixmap */	677	/* create Pixmap */
633	if (pixmap == None)	678	if (pixmap == None)
634	{	679	{
635	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);
636	pmap_width = new_pmap_width;	681	pmap_width = new_pmap_width;
637	pmap_height = new_pmap_height;	682	pmap_height = new_pmap_height;
638	pmap_depth = target->depth;	683	pmap_depth = target->depth;
639	}	684	}
640	/* fill with background color ( if result's not completely overlapping it)*/	685	/* fill with background color (if result's not completely overlapping it) */
641	gcv.foreground = target->pix_colors[Color_bg];	686	gcv.foreground = target->pix_colors[Color_bg];
642	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);	687	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
643		688
644	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;
645	int dst_width = result->width, dst_height = result->height;	690	int dst_width = result->width, dst_height = result->height;
646	if (background == NULL)	691	if (background == NULL)
647	{	692	{
		693	if (!(h_scale == 0 || v_scale == 0))
		694	{
648	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 );
649	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	}
650		698
651	if (dst_x > 0 || dst_y > 0	699	if (dst_x > 0 || dst_y > 0
652	|| dst_x + dst_width < new_pmap_width	700	|| dst_x + dst_width < new_pmap_width
653	|| dst_y + dst_height < new_pmap_height)	701	|| dst_y + dst_height < new_pmap_height)
654	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);
…		…
660		708
661	if (result != background && result != original_asim)	709	if (result != background && result != original_asim)
662	destroy_asimage (&result);	710	destroy_asimage (&result);
663		711
664	XFreeGC (target->dpy, gc);	712	XFreeGC (target->dpy, gc);
665	TIMING_TEST_PRINT_RESULT (asim);
666	}
667		713
		714	ret = true;
		715	}
		716
		717	if (background)
		718	destroy_asimage (&background);
		719
668	return true;	720	return ret;
669	}	721	}
670	# 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 !XRENDER
		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 XRENDER
		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 */
671		910
672	bool	911	bool
673	bgPixmap_t::set_file (const char *file)	912	bgPixmap_t::set_file (const char *file)
674	{	913	{
675	assert (file);	914	assert (file);
676		915
677	if (*file)	916	if (*file)
678	{	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
679	# ifdef HAVE_AFTERIMAGE	927	# ifdef HAVE_AFTERIMAGE
680	if (!target->asimman)	928	if (!target->asimman)
681	target->asimman = create_generic_imageman (target->rs[Rs_path]);	929	target->asimman = create_generic_imageman (target->rs[Rs_path]);
682
683	if (const char *p = strchr (file, ';'))
684	{
685	size_t len = p - file;
686	char *f = (char *)malloc (len + 1);
687	memcpy (f, file, len);
688	f[len] = '\0';
689	original_asim = get_asimage (target->asimman, f, 0xFFFFFFFF, 100);	930	ASImage *image = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);
690	free (f);	931	if (image)
691	}	932	{
692	else	933	if (original_asim)
693	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
694		940
695	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	}
696	# endif	951	# endif
697	}	952	}
698		953
699	return false;	954	return false;
700	}	955	}
…		…
720	int changed = 0;	975	int changed = 0;
721	unsigned int hr, vr;	976	unsigned int hr, vr;
722	int junk;	977	int junk;
723	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);	978	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
724		979
725	if (!(geom_flags&WidthValue))	980	if (!(geom_flags & WidthValue))
726	hr = 1;	981	hr = 1;
727	if (!(geom_flags&HeightValue))	982	if (!(geom_flags & HeightValue))
728	vr = hr;	983	vr = hr;
		984
		985	min_it (hr, 128);
		986	min_it (vr, 128);
729		987
730	if (h_blurRadius != hr)	988	if (h_blurRadius != hr)
731	{	989	{
732	++changed;	990	++changed;
733	h_blurRadius = hr;	991	h_blurRadius = hr;
…		…
742	if (v_blurRadius == 0 && h_blurRadius == 0)	1000	if (v_blurRadius == 0 && h_blurRadius == 0)
743	flags &= ~blurNeeded;	1001	flags &= ~blurNeeded;
744	else	1002	else
745	flags |= blurNeeded;	1003	flags |= blurNeeded;
746		1004
		1005	#if XRENDER
		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
747	return (changed>0);	1017	return (changed > 0);
748	}	1018	}
749		1019
750	static inline unsigned long	1020	static inline unsigned long
751	compute_tint_shade_flags (rxvt_color *tint, int shade)	1021	compute_tint_shade_flags (rxvt_color *tint, int shade)
752	{	1022	{
753	unsigned long flags = 0;	1023	unsigned long flags = 0;
754	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1024	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
755	bool has_shade = (shade > 0 && shade < 100) || (shade > 100 && shade < 200);	1025	bool has_shade = shade != 100;
756		1026
757	if (tint)	1027	if (tint)
758	{	1028	{
759	tint->get (c);	1029	tint->get (c);
760	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)	1030	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)
…		…
769	flags |= bgPixmap_t::tintNeeded;	1039	flags |= bgPixmap_t::tintNeeded;
770	else if (tint)	1040	else if (tint)
771	{	1041	{
772	if ((c.r > 0x000700 || c.g > 0x000700 || c.b > 0x000700)	1042	if ((c.r > 0x000700 || c.g > 0x000700 || c.b > 0x000700)
773	&& (c.r < 0x00f700 || c.g < 0x00f700 || c.b < 0x00f700))	1043	&& (c.r < 0x00f700 || c.g < 0x00f700 || c.b < 0x00f700))
774	{	1044	{
775	flags |= bgPixmap_t::tintNeeded;	1045	flags |= bgPixmap_t::tintNeeded;
776	}	1046	}
777	}	1047	}
778		1048
779	if (flags & bgPixmap_t::tintNeeded)	1049	if (flags & bgPixmap_t::tintNeeded)
780	{	1050	{
781	if (flags & bgPixmap_t::tintWholesome)	1051	if (flags & bgPixmap_t::tintWholesome)
782	flags |= bgPixmap_t::tintServerSide;	1052	flags |= bgPixmap_t::tintServerSide;
783	else	1053	else
784	{	1054	{
785	#if XFT	1055	#if XRENDER
786	flags |= bgPixmap_t::tintServerSide;	1056	flags |= bgPixmap_t::tintServerSide;
787	#endif	1057	#endif
788	}	1058	}
789	}	1059	}
790		1060
…		…
792	}	1062	}
793		1063
794	bool	1064	bool
795	bgPixmap_t::set_tint (rxvt_color &new_tint)	1065	bgPixmap_t::set_tint (rxvt_color &new_tint)
796	{	1066	{
797	if (tint != new_tint)	1067	if (!(flags & tintSet) || tint != new_tint)
798	{	1068	{
799	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);	1069	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);
800	tint = new_tint;	1070	tint = new_tint;
801	flags = (flags & ~tintFlags) | new_flags | tintSet;	1071	flags = (flags & ~tintFlags) | new_flags | tintSet;
802	return true;	1072	return true;
…		…
810	{	1080	{
811	unsigned long new_flags = compute_tint_shade_flags (NULL, shade);	1081	unsigned long new_flags = compute_tint_shade_flags (NULL, shade);
812		1082
813	if (new_flags != (flags & tintFlags))	1083	if (new_flags != (flags & tintFlags))
814	{	1084	{
815	flags = (flags&~tintFlags)|new_flags;	1085	flags = (flags & ~tintFlags) | new_flags;
816	return true;	1086	return true;
817	}	1087	}
818		1088
819	return false;	1089	return false;
820	}	1090	}
821		1091
822	bool	1092	bool
823	bgPixmap_t::set_shade (const char *shade_str)	1093	bgPixmap_t::set_shade (const char *shade_str)
824	{	1094	{
825	int new_shade = (shade_str) ? atoi (shade_str) : 0;	1095	int new_shade = (shade_str) ? atoi (shade_str) : 100;
826		1096
827	if (new_shade < 0 && new_shade > -100)	1097	clamp_it (new_shade, -100, 200);
		1098	if (new_shade < 0)
828	new_shade = 200 - (100 + new_shade);	1099	new_shade = 200 - (100 + new_shade);
829	else if (new_shade == 100)
830	new_shade = 0;
831		1100
832	if (new_shade != shade)	1101	if (new_shade != shade)
833	{	1102	{
834	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);
835	shade = new_shade;	1104	shade = new_shade;
…		…
838	}	1107	}
839		1108
840	return false;	1109	return false;
841	}	1110	}
842		1111
		1112	#if XRENDER
		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 XRENDER
		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 XRENDER
		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;
		1286	}
		1287
843	/* make_transparency_pixmap()	1288	/* make_transparency_pixmap()
844	* Builds a pixmap sized the same as terminal window, with depth same as the root window	1289	* Builds a pixmap of the same size as the terminal window that contains
845	* that pixmap contains tiled portion of the root pixmap that is supposed to be covered by	1290	* the tiled portion of the root pixmap that is supposed to be covered by
846	* our window.	1291	* our window.
847	*/	1292	*/
848	unsigned long	1293	unsigned long
849	bgPixmap_t::make_transparency_pixmap ()	1294	bgPixmap_t::make_transparency_pixmap ()
850	{	1295	{
…		…
859	Window root = target->display->root;	1304	Window root = target->display->root;
860	int screen = target->display->screen;	1305	int screen = target->display->screen;
861	Display *dpy = target->dpy;	1306	Display *dpy = target->dpy;
862	int root_width = DisplayWidth (dpy, screen);	1307	int root_width = DisplayWidth (dpy, screen);
863	int root_height = DisplayHeight (dpy, screen);	1308	int root_height = DisplayHeight (dpy, screen);
864	unsigned int root_pmap_width, root_pmap_height;
865	int window_width = target->szHint.width;	1309	int window_width = target->szHint.width;
866	int window_height = target->szHint.height;	1310	int window_height = target->szHint.height;
867	int sx, sy;	1311	int sx, sy;
868	XGCValues gcv;	1312	XGCValues gcv;
		1313	GC gc;
869		1314
870	TIMING_TEST_START (tp);
871	target->get_window_origin (sx, sy);	1315	target->get_window_origin (sx, sy);
872		1316
873	/* 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 : */
874	if (sx + window_width <= 0 || sy + window_height <= 0	1318	if (sx + window_width <= 0 || sy + window_height <= 0
875	|| sx >= root_width || sy >= root_height)	1319	|| sx >= root_width || sy >= root_height)
876	return 0;	1320	return 0;
877		1321
878	if (root_pixmap != None)	1322	if (root_pixmap == None)
879	{	1323	return 0;
880	/* we want to validate the pixmap and get it's size at the same time : */
881	int junk;
882	unsigned int ujunk;
883	/* root pixmap may be bad - allow a error */
884	target->allowedxerror = -1;
885
886	if (!XGetGeometry (dpy, root_pixmap, &root, &junk, &junk, &root_pmap_width, &root_pmap_height, &ujunk, &ujunk))
887	root_pixmap = None;
888
889	target->allowedxerror = 0;
890	}
891		1324
892	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);
893	GC gc = NULL;
894		1326
895	if (tiled_root_pmap == None) /* something really bad happened - abort */	1327	if (tiled_root_pmap == None) /* something really bad happened - abort */
896	return 0;	1328	return 0;
897		1329
898	if (root_pixmap == None)
899	{
900	/* use tricks to obtain the root background image :*/
901	/* we want to create Overrideredirect window overlapping out window
902	with background type of Parent Relative and then grab it */
903	XSetWindowAttributes attr;
904	Window src;
905	bool success = false;
906
907	attr.background_pixmap = ParentRelative;
908	attr.backing_store = Always;
909	attr.event_mask = ExposureMask;
910	attr.override_redirect = True;
911	src = XCreateWindow (dpy, root, sx, sy, window_width, window_height, 0,
912	CopyFromParent, CopyFromParent, CopyFromParent,
913	CWBackPixmap|CWBackingStore|CWOverrideRedirect|CWEventMask,
914	&attr);
915
916	if (src != None)
917	{
918	XEvent event;
919	int ev_count = 0;
920	XGrabServer (dpy);
921	XMapRaised (dpy, src);
922	XSync (dpy, False);
923
924	/* XSync should get window where it's properly exposed,
925	* but to be on the safe side - let's check for the actual event to arrive : */
926	while (XCheckWindowEvent (dpy, src, ExposureMask, &event))
927	++ev_count;
928
929	if (ev_count > 0);
930	{
931	/* hooray! - we can grab the image! */
932	gc = XCreateGC (dpy, root, 0, NULL);
933	if (gc)
934	{
935	XCopyArea (dpy, src, tiled_root_pmap, gc, 0, 0, window_width, window_height, 0, 0);
936	success = true;
937	}
938	}
939
940	XDestroyWindow (dpy, src);
941	XUngrabServer (dpy);
942	//fprintf (stderr, "%s:%d: ev_count = %d\n", __FUNCTION__, __LINE__, ev_count);
943	}
944
945	if (!success)
946	{
947	XFreePixmap (dpy, tiled_root_pmap);
948	tiled_root_pmap = None;
949	}
950	else
951	result |= transpPmapTiled;
952	}
953	else
954	{
955	/* straightforward pixmap copy */	1330	/* straightforward pixmap copy */
956	gcv.tile = root_pixmap;	1331	gcv.tile = root_pixmap;
957	gcv.fill_style = FillTiled;	1332	gcv.fill_style = FillTiled;
958		1333
959	while (sx < 0) sx += (int)root_width;	1334	while (sx < 0) sx += (int)root_width;
960	while (sy < 0) sy += (int)root_height;	1335	while (sy < 0) sy += (int)root_height;
961		1336
962	gcv.ts_x_origin = -sx;	1337	gcv.ts_x_origin = -sx;
963	gcv.ts_y_origin = -sy;	1338	gcv.ts_y_origin = -sy;
964	gc = XCreateGC (dpy, root, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	1339	gc = XCreateGC (dpy, root, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
965		1340
966	if (gc)	1341	if (gc)
967	{	1342	{
968	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);
969	result |= transpPmapTiled;	1344	result |= transpPmapTiled;
970	}	1345	XFreeGC (dpy, gc);
971	}	1346	}
972	TIMING_TEST_PRINT_RESULT (tp);
973		1347
974	if (tiled_root_pmap != None)	1348	if (tiled_root_pmap != None)
975	{	1349	{
976	if (!need_client_side_rendering ())	1350	if (!need_client_side_rendering ())
977	{	1351	{
978	if ((flags & tintNeeded))	1352	if (flags & (blurNeeded | blurServerSide))
979	{
980	if (flags & tintWholesome)
981	{	1353	{
982	/* 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))
983	* performance improvements, as we eliminate XImage transfer
984	*/
985	gcv.foreground = Pixel (tint);
986	gcv.function = GXand;
987	gcv.fill_style = FillSolid;
988	if (gc)
989	XChangeGC (dpy, gc, GCFillStyle | GCForeground | GCFunction, &gcv);
990	else
991	gc = XCreateGC (dpy, root, GCFillStyle | GCForeground | GCFunction, &gcv);
992	if (gc)
993	{
994	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
995	result |= transpPmapTinted;	1355	result |= transpPmapBlurred;
996	}
997	}
998	else
999	{
1000	# if XFT
1001	Picture back_pic = 0;
1002	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1003
1004	if (flags & tintSet)
1005	tint.get (c);
1006
1007	if (shade > 0 && shade < 100)
1008	{
1009	c.r = (c.r * shade) / 100;
1010	c.g = (c.g * shade) / 100;
1011	c.b = (c.b * shade) / 100;
1012	}
1013	else if (shade > 100 && shade < 200)
1014	{
1015	c.r = (c.r * (200 - shade)) / 100;
1016	c.g = (c.g * (200 - shade)) / 100;
1017	c.b = (c.b * (200 - shade)) / 100;
1018	}
1019
1020	XRenderPictFormat pf;
1021	pf.type = PictTypeDirect;
1022	pf.depth = 32;
1023	pf.direct.redMask = 0xff;
1024	pf.direct.greenMask = 0xff;
1025	pf.direct.blueMask = 0xff;
1026	pf.direct.alphaMask = 0xff;
1027
1028	XRenderPictFormat *solid_format = XRenderFindFormat (dpy,
1029	(PictFormatType|
1030	PictFormatDepth|
1031	PictFormatRedMask|
1032	PictFormatGreenMask|
1033	PictFormatBlueMask|
1034	PictFormatAlphaMask),
1035	&pf,
1036	0);
1037	XRenderPictFormat *root_format = XRenderFindVisualFormat (dpy, DefaultVisualOfScreen (ScreenOfDisplay (dpy, target->display->screen)));
1038	XRenderPictureAttributes pa ;
1039
1040	back_pic = XRenderCreatePicture (dpy, tiled_root_pmap, root_format, 0, &pa);
1041
1042	pa.repeat = True;
1043
1044	Pixmap overlay_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
1045	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1046	XFreePixmap (dpy, overlay_pmap);
1047
1048	pa.component_alpha = True;
1049	Pixmap mask_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
1050	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
1051	XFreePixmap (dpy, mask_pmap);
1052
1053	if (mask_pic && overlay_pic && back_pic)
1054	{
1055	XRenderColor mask_c;
1056
1057	memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof (mask_c));
1058	mask_c.alpha = 0xffff;
1059	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1060
1061	mask_c.alpha = 0;
1062	mask_c.red = 0xffff - c.r;
1063	mask_c.green = 0xffff - c.g;
1064	mask_c.blue = 0xffff - c.b;
1065	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1066	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, window_width, window_height);
1067	result |= transpPmapTinted;
1068	}
1069
1070	XRenderFreePicture (dpy, mask_pic);
1071	XRenderFreePicture (dpy, overlay_pic);
1072	XRenderFreePicture (dpy, back_pic);
1073	# if DO_TIMING_TEST
1074	XSync (dpy, False);
1075	# endif
1076	# endif
1077	}
1078	}	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	}
1079	} /* server side rendering completed */	1362	} /* server side rendering completed */
1080		1363
1081	if (pixmap)	1364	if (pixmap)
1082	XFreePixmap (dpy, pixmap);	1365	XFreePixmap (dpy, pixmap);
1083		1366
…		…
1085	pmap_width = window_width;	1368	pmap_width = window_width;
1086	pmap_height = window_height;	1369	pmap_height = window_height;
1087	pmap_depth = root_depth;	1370	pmap_depth = root_depth;
1088	}	1371	}
1089		1372
1090	if (gc)
1091	XFreeGC (dpy, gc);
1092
1093	TIMING_TEST_PRINT_RESULT (tp);
1094
1095	return result;	1373	return result;
1096	}	1374	}
1097		1375
1098	bool	1376	void
1099	bgPixmap_t::set_root_pixmap ()	1377	bgPixmap_t::set_root_pixmap ()
1100	{	1378	{
1101	Pixmap new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);	1379	Pixmap new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);
1102	if (new_root_pixmap == None)	1380	if (new_root_pixmap == None)
1103	new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);	1381	new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);
1104		1382
1105	if (new_root_pixmap != root_pixmap)
1106	{
1107	root_pixmap = new_root_pixmap;	1383	root_pixmap = new_root_pixmap;
1108	return true;	1384
		1385	// validate root pixmap
		1386	if (root_pixmap != None)
1109	}	1387	{
		1388	unsigned int width, height;
		1389	Window wdummy;
		1390	int idummy;
		1391	unsigned int udummy;
1110		1392
1111	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	}
1112	}	1400	}
1113	# endif /* ENABLE_TRANSPARENCY */	1401	# endif /* ENABLE_TRANSPARENCY */
1114		1402
1115	# ifndef HAVE_AFTERIMAGE	1403	# ifndef HAVE_AFTERIMAGE
1116	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);
1117	# endif	1405	# endif
1118		1406
1119	bool	1407	bool
1120	bgPixmap_t::render ()	1408	bgPixmap_t::render ()
1121	{	1409	{
1122	unsigned long background_flags = 0;	1410	unsigned long background_flags = 0;
1123		1411
1124	if (target == NULL)	1412	if (target == NULL)
1125	return false;	1413	return false;
1126
1127	TIMING_TEST_START (tp);
1128		1414
1129	invalidate ();	1415	invalidate ();
1130	# ifdef ENABLE_TRANSPARENCY	1416	# ifdef ENABLE_TRANSPARENCY
1131	if (flags & isTransparent)	1417	if (flags & isTransparent)
1132	{	1418	{
1133	/* we need to re-generate transparency pixmap in that case ! */	1419	/* we need to re-generate transparency pixmap in that case ! */
1134	background_flags = make_transparency_pixmap ();	1420	background_flags = make_transparency_pixmap ();
1135	if (background_flags == 0)	1421	if (background_flags == 0)
1136	return false;	1422	return false;
1137	else if ((background_flags & transpTransformations) == (flags & transpTransformations)	1423	else if ((background_flags & transpTransformations) == (flags & transpTransformations)
1138	&& pmap_depth == target->depth)	1424	&& pmap_depth == target->depth)
1139	flags = flags & ~isInvalid;	1425	flags = flags & ~isInvalid;
1140	}	1426	}
1141	# endif	1427	# endif
1142		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
1143	XImage *result = NULL;	1438	XImage *result = NULL;
1144	# ifdef HAVE_AFTERIMAGE	1439
1145	if (original_asim	1440	if (background_flags && (flags & isInvalid))
1146	|| (background_flags & transpTransformations) != (flags & transpTransformations))	1441	{
		1442	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1147	{	1443	}
1148	target->init_asv ();
1149		1444
1150	ASImage *background = NULL;	1445	if (result)
1151	ARGB32 as_tint = TINT_LEAVE_SAME;	1446	{
1152	if (background_flags)	1447	# if !defined(HAVE_AFTERIMAGE) && !XRENDER
1153	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);	1448	/* our own client-side tinting */
1154
1155	# ifdef ENABLE_TRANSPARENCY
1156	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	1449	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
1157	{	1450	{
1158	ShadingInfo as_shade;
1159	as_shade.shading = (shade == 0) ? 100 : shade;
1160
1161	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1451	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1162	if (flags & tintSet)	1452	if (flags & tintSet)
1163	tint.get (c);	1453	tint.get (c);
1164	as_shade.tintColor.red = c.r;	1454	ShadeXImage (DefaultVisual (target->dpy, target->display->screen), result, shade, c.r, c.g, c.b);
1165	as_shade.tintColor.green = c.g;
1166	as_shade.tintColor.blue = c.b;
1167
1168	as_tint = shading2tint32 (&as_shade);
1169	}
1170
1171	if (!(background_flags & transpPmapBlured) && (flags & blurNeeded) && background != NULL)
1172	{
1173	ASImage *tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
1174	(original_asim == NULL || tint == TINT_LEAVE_SAME)?ASA_XImage:ASA_ASImage,
1175	100, ASIMAGE_QUALITY_DEFAULT);
1176	if (tmp)
1177	{
1178	destroy_asimage (&background);
1179	background = tmp;
1180	}
1181	}	1455	}
1182	# endif	1456	# endif
1183		1457
1184	if (render_asim (background, as_tint))
1185	flags = flags & ~isInvalid;
1186	if (background)
1187	destroy_asimage (&background);
1188	}
1189	else if (background_flags && pmap_depth != target->depth)
1190	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1191
1192	# elif !XFT /* our own client-side tinting */
1193
1194	/* ATTENTION: We ASSUME that XFT will let us do all the tinting necessary server-side.
1195	This may need to be changed in need_client_side_rendering() logic is altered !!! */
1196
1197	if (background_flags && (flags & isInvalid))
1198	{
1199	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1200
1201	if (result != NULL && !(background_flags & transpPmapTinted) && (flags & tintNeeded))
1202	{
1203	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1204	if (flags & tintSet)
1205	tint.get (c);
1206	ShadeXImage (target, result, shade, c.r, c.g, c.b);
1207	}
1208	}
1209	# endif /* HAVE_AFTERIMAGE */
1210
1211	if (result)
1212	{
1213	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);	1458	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);
1214		1459
1215	if (gc)	1460	if (gc)
1216	{	1461	{
1217	if (/*pmap_depth != target->depth &&*/ pixmap != None)	1462	if (/*pmap_depth != target->depth &&*/ pixmap != None)
…		…
1246		1491
1247	XFreeGC (target->dpy, gc);	1492	XFreeGC (target->dpy, gc);
1248	flags = flags & ~isInvalid;	1493	flags = flags & ~isInvalid;
1249	}	1494	}
1250		1495
1251	XDestroyImage (result);	1496	XDestroyImage (result);
1252	}	1497	}
1253		1498
1254	if (flags & isInvalid)	1499	if (flags & isInvalid)
1255	{	1500	{
1256	if (pixmap != None)	1501	if (pixmap != None)
…		…
1260	}	1505	}
1261	}	1506	}
1262		1507
1263	apply ();	1508	apply ();
1264		1509
1265	XSync (target->dpy, False);
1266	valid_since = ev::now ();	1510	valid_since = ev::now ();
1267
1268	TIMING_TEST_PRINT_RESULT (tp);
1269		1511
1270	return true;	1512	return true;
1271	}	1513	}
1272		1514
1273	bool	1515	bool
…		…
1289	void	1531	void
1290	bgPixmap_t::apply ()	1532	bgPixmap_t::apply ()
1291	{	1533	{
1292	if (target)	1534	if (target)
1293	{	1535	{
1294	flags &= ~isVtOrigin;
1295
1296	if (pixmap != None)	1536	if (pixmap != None)
1297	{	1537	{
1298	/* set target's background to pixmap */	1538	/* set target's background to pixmap */
1299	# ifdef ENABLE_TRANSPARENCY	1539	# ifdef ENABLE_TRANSPARENCY
1300	if (flags & isTransparent)	1540	if (flags & isTransparent)
…		…
1306	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);	1546	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);
1307	}	1547	}
1308	else	1548	else
1309	# endif	1549	# endif
1310	{	1550	{
1311	flags |= isVtOrigin;
1312	/* force old pixmap dereference in case it was transparent before :*/	1551	/* force old pixmap dereference in case it was transparent before :*/
1313	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);	1552	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1314	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);	1553	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1315	/* do we also need to set scrollbar's background here ? */	1554	/* do we also need to set scrollbar's background here ? */
1316		1555
…		…
1343	}	1582	}
1344	}	1583	}
1345		1584
1346	#endif /* HAVE_BG_PIXMAP */	1585	#endif /* HAVE_BG_PIXMAP */
1347		1586
1348	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) && !XFT	1587	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) && !XRENDER
1349	/* taken from aterm-0.4.2 */	1588	/* taken from aterm-0.4.2 */
1350		1589
1351	typedef uint32_t RUINT32T;
1352
1353	static void	1590	static void
1354	ShadeXImage(rxvt_term *term, XImage *srcImage, int shade, int rm, int gm, int bm)	1591	ShadeXImage(Visual *visual, XImage *srcImage, int shade, int rm, int gm, int bm)
1355	{	1592	{
1356	int sh_r, sh_g, sh_b;	1593	int sh_r, sh_g, sh_b;
1357	RUINT32T mask_r, mask_g, mask_b;	1594	uint32_t mask_r, mask_g, mask_b;
1358	RUINT32T *lookup, *lookup_r, *lookup_g, *lookup_b;	1595	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1359	unsigned int lower_lim_r, lower_lim_g, lower_lim_b;	1596	unsigned int lower_lim_r, lower_lim_g, lower_lim_b;
1360	unsigned int upper_lim_r, upper_lim_g, upper_lim_b;	1597	unsigned int upper_lim_r, upper_lim_g, upper_lim_b;
1361	int i;	1598	int i;
		1599	int host_byte_order = byteorder.big_endian () ? MSBFirst : LSBFirst;
1362		1600
1363	Visual *visual = term->visual;
1364
1365	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return ;	1601	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return;
1366
1367	if (shade == 0)
1368	shade = 100;
1369		1602
1370	/* for convenience */	1603	/* for convenience */
1371	mask_r = visual->red_mask;	1604	mask_r = visual->red_mask;
1372	mask_g = visual->green_mask;	1605	mask_g = visual->green_mask;
1373	mask_b = visual->blue_mask;	1606	mask_b = visual->blue_mask;
1374		1607
1375	/* boring lookup table pre-initialization */	1608	/* boring lookup table pre-initialization */
1376	switch (srcImage->bits_per_pixel) {	1609	switch (srcImage->depth)
		1610	{
1377	case 15:	1611	case 15:
1378	if ((mask_r != 0x7c00) ||	1612	if ((mask_r != 0x7c00) ||
1379	(mask_g != 0x03e0) ||	1613	(mask_g != 0x03e0) ||
1380	(mask_b != 0x001f))	1614	(mask_b != 0x001f))
1381	return;	1615	return;
1382	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+32+32));	1616	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+32+32));
1383	lookup_r = lookup;	1617	lookup_r = lookup;
1384	lookup_g = lookup+32;	1618	lookup_g = lookup+32;
1385	lookup_b = lookup+32+32;	1619	lookup_b = lookup+32+32;
1386	sh_r = 10;	1620	sh_r = 10;
1387	sh_g = 5;	1621	sh_g = 5;
1388	sh_b = 0;	1622	sh_b = 0;
1389	break;	1623	break;
1390	case 16:	1624	case 16:
1391	if ((mask_r != 0xf800) ||	1625	if ((mask_r != 0xf800) ||
1392	(mask_g != 0x07e0) ||	1626	(mask_g != 0x07e0) ||
1393	(mask_b != 0x001f))	1627	(mask_b != 0x001f))
1394	return;	1628	return;
1395	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+64+32));	1629	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+64+32));
1396	lookup_r = lookup;	1630	lookup_r = lookup;
1397	lookup_g = lookup+32;	1631	lookup_g = lookup+32;
1398	lookup_b = lookup+32+64;	1632	lookup_b = lookup+32+64;
1399	sh_r = 11;	1633	sh_r = 11;
1400	sh_g = 5;	1634	sh_g = 5;
1401	sh_b = 0;	1635	sh_b = 0;
1402	break;	1636	break;
1403	case 24:	1637	case 24:
1404	if ((mask_r != 0xff0000) ||	1638	if ((mask_r != 0xff0000) ||
1405	(mask_g != 0x00ff00) ||	1639	(mask_g != 0x00ff00) ||
1406	(mask_b != 0x0000ff))	1640	(mask_b != 0x0000ff))
1407	return;	1641	return;
1408	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));	1642	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1409	lookup_r = lookup;	1643	lookup_r = lookup;
1410	lookup_g = lookup+256;	1644	lookup_g = lookup+256;
1411	lookup_b = lookup+256+256;	1645	lookup_b = lookup+256+256;
1412	sh_r = 16;	1646	sh_r = 16;
1413	sh_g = 8;	1647	sh_g = 8;
1414	sh_b = 0;	1648	sh_b = 0;
1415	break;	1649	break;
1416	case 32:	1650	case 32:
1417	if ((mask_r != 0xff0000) ||	1651	if ((mask_r != 0xff0000) ||
1418	(mask_g != 0x00ff00) ||	1652	(mask_g != 0x00ff00) ||
1419	(mask_b != 0x0000ff))	1653	(mask_b != 0x0000ff))
1420	return;	1654	return;
1421	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));	1655	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1422	lookup_r = lookup;	1656	lookup_r = lookup;
1423	lookup_g = lookup+256;	1657	lookup_g = lookup+256;
1424	lookup_b = lookup+256+256;	1658	lookup_b = lookup+256+256;
1425	sh_r = 16;	1659	sh_r = 16;
1426	sh_g = 8;	1660	sh_g = 8;
1427	sh_b = 0;	1661	sh_b = 0;
1428	break;	1662	break;
1429	default:	1663	default:
1430	return; /* we do not support this color depth */	1664	return; /* we do not support this color depth */
1431	}	1665	}
1432		1666
1433	/* prepare limits for color transformation (each channel is handled separately) */	1667	/* prepare limits for color transformation (each channel is handled separately) */
1434	if (shade < 0) {	1668	if (shade > 100)
		1669	{
1435	shade = -shade;	1670	shade = 200 - shade;
1436	if (shade < 0) shade = 0;
1437	if (shade > 100) shade = 100;
1438		1671
1439	lower_lim_r = 65535-rm;	1672	lower_lim_r = 65535-rm;
1440	lower_lim_g = 65535-gm;	1673	lower_lim_g = 65535-gm;
1441	lower_lim_b = 65535-bm;	1674	lower_lim_b = 65535-bm;
1442		1675
1443	lower_lim_r = 65535-(unsigned int)(((RUINT32T)lower_lim_r)*((RUINT32T)shade)/100);	1676	lower_lim_r = 65535-(unsigned int)(((uint32_t)lower_lim_r)*((uint32_t)shade)/100);
1444	lower_lim_g = 65535-(unsigned int)(((RUINT32T)lower_lim_g)*((RUINT32T)shade)/100);	1677	lower_lim_g = 65535-(unsigned int)(((uint32_t)lower_lim_g)*((uint32_t)shade)/100);
1445	lower_lim_b = 65535-(unsigned int)(((RUINT32T)lower_lim_b)*((RUINT32T)shade)/100);	1678	lower_lim_b = 65535-(unsigned int)(((uint32_t)lower_lim_b)*((uint32_t)shade)/100);
1446		1679
1447	upper_lim_r = upper_lim_g = upper_lim_b = 65535;	1680	upper_lim_r = upper_lim_g = upper_lim_b = 65535;
		1681	}
1448	} else {	1682	else
1449	if (shade < 0) shade = 0;	1683	{
1450	if (shade > 100) shade = 100;
1451		1684
1452	lower_lim_r = lower_lim_g = lower_lim_b = 0;	1685	lower_lim_r = lower_lim_g = lower_lim_b = 0;
1453		1686
1454	upper_lim_r = (unsigned int)((((RUINT32T)rm)*((RUINT32T)shade))/100);	1687	upper_lim_r = (unsigned int)((((uint32_t)rm)*((uint32_t)shade))/100);
1455	upper_lim_g = (unsigned int)((((RUINT32T)gm)*((RUINT32T)shade))/100);	1688	upper_lim_g = (unsigned int)((((uint32_t)gm)*((uint32_t)shade))/100);
1456	upper_lim_b = (unsigned int)((((RUINT32T)bm)*((RUINT32T)shade))/100);	1689	upper_lim_b = (unsigned int)((((uint32_t)bm)*((uint32_t)shade))/100);
1457	}	1690	}
1458
1459	/* switch red and blue bytes if necessary, we need it for some weird XServers like XFree86 3.3.3.1 */
1460	if ((srcImage->bits_per_pixel == 24) && (mask_r >= 0xFF0000 ))
1461	{
1462	unsigned int tmp;
1463
1464	tmp = lower_lim_r;
1465	lower_lim_r = lower_lim_b;
1466	lower_lim_b = tmp;
1467
1468	tmp = upper_lim_r;
1469	upper_lim_r = upper_lim_b;
1470	upper_lim_b = tmp;
1471	}
1472		1691
1473	/* fill our lookup tables */	1692	/* fill our lookup tables */
1474	for (i = 0; i <= mask_r>>sh_r; i++)	1693	for (i = 0; i <= mask_r>>sh_r; i++)
1475	{	1694	{
1476	RUINT32T tmp;	1695	uint32_t tmp;
1477	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_r-lower_lim_r));	1696	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_r-lower_lim_r));
1478	tmp += ((RUINT32T)(mask_r>>sh_r))*((RUINT32T)lower_lim_r);	1697	tmp += ((uint32_t)(mask_r>>sh_r))*((uint32_t)lower_lim_r);
1479	lookup_r[i] = (tmp/65535)<<sh_r;	1698	lookup_r[i] = (tmp/65535)<<sh_r;
1480	}	1699	}
1481	for (i = 0; i <= mask_g>>sh_g; i++)	1700	for (i = 0; i <= mask_g>>sh_g; i++)
1482	{	1701	{
1483	RUINT32T tmp;	1702	uint32_t tmp;
1484	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_g-lower_lim_g));	1703	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_g-lower_lim_g));
1485	tmp += ((RUINT32T)(mask_g>>sh_g))*((RUINT32T)lower_lim_g);	1704	tmp += ((uint32_t)(mask_g>>sh_g))*((uint32_t)lower_lim_g);
1486	lookup_g[i] = (tmp/65535)<<sh_g;	1705	lookup_g[i] = (tmp/65535)<<sh_g;
1487	}	1706	}
1488	for (i = 0; i <= mask_b>>sh_b; i++)	1707	for (i = 0; i <= mask_b>>sh_b; i++)
1489	{	1708	{
1490	RUINT32T tmp;	1709	uint32_t tmp;
1491	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_b-lower_lim_b));	1710	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_b-lower_lim_b));
1492	tmp += ((RUINT32T)(mask_b>>sh_b))*((RUINT32T)lower_lim_b);	1711	tmp += ((uint32_t)(mask_b>>sh_b))*((uint32_t)lower_lim_b);
1493	lookup_b[i] = (tmp/65535)<<sh_b;	1712	lookup_b[i] = (tmp/65535)<<sh_b;
1494	}	1713	}
1495		1714
1496	/* apply table to input image (replacing colors by newly calculated ones) */	1715	/* apply table to input image (replacing colors by newly calculated ones) */
1497	switch (srcImage->bits_per_pixel)	1716	if (srcImage->bits_per_pixel == 32
		1717	&& (srcImage->depth == 24 || srcImage->depth == 32)
		1718	&& srcImage->byte_order == host_byte_order)
1498	{	1719	{
1499	case 15:
1500	{
1501	unsigned short *p1, *pf, *p, *pl;	1720	uint32_t *p1, *pf, *p, *pl;
1502	p1 = (unsigned short *) srcImage->data;	1721	p1 = (uint32_t *) srcImage->data;
1503	pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);	1722	pf = (uint32_t *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
		1723
1504	while (p1 < pf)	1724	while (p1 < pf)
1505	{	1725	{
1506	p = p1;	1726	p = p1;
1507	pl = p1 + srcImage->width;	1727	pl = p1 + srcImage->width;
1508	for (; p < pl; p++)	1728	for (; p < pl; p++)
1509	{	1729	{
1510	*p = lookup_r[(*p & 0x7c00)>>10] |
1511	lookup_g[(*p & 0x03e0)>> 5] |
1512	lookup_b[(*p & 0x001f)];
1513	}
1514	p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1515	}
1516	break;
1517	}
1518	case 16:
1519	{
1520	unsigned short *p1, *pf, *p, *pl;
1521	p1 = (unsigned short *) srcImage->data;
1522	pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1523	while (p1 < pf)
1524	{
1525	p = p1;
1526	pl = p1 + srcImage->width;
1527	for (; p < pl; p++)
1528	{
1529	*p = lookup_r[(*p & 0xf800)>>11] |
1530	lookup_g[(*p & 0x07e0)>> 5] |
1531	lookup_b[(*p & 0x001f)];
1532	}
1533	p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1534	}
1535	break;
1536	}
1537	case 24:
1538	{
1539	unsigned char *p1, *pf, *p, *pl;
1540	p1 = (unsigned char *) srcImage->data;
1541	pf = (unsigned char *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1542	while (p1 < pf)
1543	{
1544	p = p1;
1545	pl = p1 + srcImage->width * 3;
1546	for (; p < pl; p += 3)
1547	{
1548	p[0] = lookup_r[(p[0] & 0xff0000)>>16];
1549	p[1] = lookup_r[(p[1] & 0x00ff00)>> 8];
1550	p[2] = lookup_r[(p[2] & 0x0000ff)];
1551	}
1552	p1 = (unsigned char *) ((char *) p1 + srcImage->bytes_per_line);
1553	}
1554	break;
1555	}
1556	case 32:
1557	{
1558	RUINT32T *p1, *pf, *p, *pl;
1559	p1 = (RUINT32T *) srcImage->data;
1560	pf = (RUINT32T *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1561
1562	while (p1 < pf)
1563	{
1564	p = p1;
1565	pl = p1 + srcImage->width;
1566	for (; p < pl; p++)
1567	{
1568	*p = lookup_r[(*p & 0xff0000)>>16] |	1730	*p = lookup_r[(*p & 0xff0000) >> 16] |
1569	lookup_g[(*p & 0x00ff00)>> 8] |	1731	lookup_g[(*p & 0x00ff00) >> 8] |
1570	lookup_b[(*p & 0x0000ff)] |	1732	lookup_b[(*p & 0x0000ff)] |
1571	(*p & ~0xffffff);	1733	(*p & 0xff000000);
		1734	}
		1735	p1 = (uint32_t *) ((char *) p1 + srcImage->bytes_per_line);
		1736	}
		1737	}
		1738	else
		1739	{
		1740	for (int y = 0; y < srcImage->height; y++)
		1741	for (int x = 0; x < srcImage->width; x++)
		1742	{
		1743	unsigned long pixel = XGetPixel (srcImage, x, y);
		1744	pixel = lookup_r[(pixel & mask_r) >> sh_r] |
		1745	lookup_g[(pixel & mask_g) >> sh_g] |
		1746	lookup_b[(pixel & mask_b) >> sh_b];
		1747	XPutPixel (srcImage, x, y, pixel);
1572	}	1748	}
1573	p1 = (RUINT32T *) ((char *) p1 + srcImage->bytes_per_line);
1574	}	1749	}
1575	break;
1576	}
1577	}
1578		1750
1579	free (lookup);	1751	free (lookup);
1580	}	1752	}
1581	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */	1753	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines