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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.56 by sf-exg, Thu Sep 2 23:40:56 2010 UTC vs.
Revision 1.117 by sf-exg, Fri Nov 12 22:00:05 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 */
		28
		29	#if XRENDER
		30	# include <X11/extensions/Xrender.h>
		31	#endif
26		32
27	#define DO_TIMING_TEST 0	33	#define DO_TIMING_TEST 0
28		34
29	#if DO_TIMING_TEST	35	#if DO_TIMING_TEST
30	# include <sys/time.h>	36	# include <sys/time.h>
…		…
104	#ifdef BG_IMAGE_FROM_FILE	110	#ifdef BG_IMAGE_FROM_FILE
105	have_image = false;	111	have_image = false;
106	h_scale = v_scale = 0;	112	h_scale = v_scale = 0;
107	h_align = v_align = 0;	113	h_align = v_align = 0;
108	#endif	114	#endif
		115	#ifdef ENABLE_TRANSPARENCY
		116	shade = 100;
		117	#endif
109	flags = 0;	118	flags = 0;
110	pixmap = None;	119	pixmap = None;
111	valid_since = invalid_since = 0;	120	valid_since = invalid_since = 0;
112	target = 0;	121	target = 0;
113	}	122	}
…		…
138	# endif	147	# endif
139		148
140	# ifdef BG_IMAGE_FROM_FILE	149	# ifdef BG_IMAGE_FROM_FILE
141	if (have_image)	150	if (have_image)
142	{	151	{
143	if (h_scale != 0 || v_scale != 0	152	if (flags & sizeSensitive)
144	|| h_align != 0 || v_align != 0)
145	return true;	153	return true;
146	}	154	}
147	# endif	155	# endif
148		156
149	return false;	157	return false;
…		…
158	# endif	166	# endif
159		167
160	# ifdef BG_IMAGE_FROM_FILE	168	# ifdef BG_IMAGE_FROM_FILE
161	if (have_image)	169	if (have_image)
162	{	170	{
163	if (h_align == rootAlign || v_align == rootAlign)	171	if (flags & rootAlign)
164	return true;	172	return true;
165	}	173	}
166	# endif	174	# endif
167		175
168	return false;	176	return false;
169	};	177	}
170		178
171	bool bgPixmap_t::need_client_side_rendering ()	179	bool bgPixmap_t::need_client_side_rendering ()
172	{	180	{
173	# ifdef HAVE_AFTERIMAGE	181	# ifdef HAVE_AFTERIMAGE
174	if (original_asim)	182	if (original_asim)
175	return true;	183	return true;
176	# endif	184	# endif
177	# ifdef ENABLE_TRANSPARENCY
178	if (flags & isTransparent)
179	{
180	# ifdef HAVE_AFTERIMAGE // can't blur without libAI anyways
181	if ((flags & blurNeeded) && !(flags & blurServerSide))
182	return true;
183	# endif
184	if ((flags & tintNeeded) && !(flags & tintServerSide))
185	return true;
186	}
187	# endif
188	return false;	185	return false;
189	}	186	}
190		187
191	# ifdef BG_IMAGE_FROM_FILE	188	# ifdef BG_IMAGE_FROM_FILE
192	static inline bool	189	static inline bool
…		…
208	static inline bool	205	static inline bool
209	check_set_align_value (int geom_flags, int flag, int &align, int new_value)	206	check_set_align_value (int geom_flags, int flag, int &align, int new_value)
210	{	207	{
211	if (geom_flags & flag)	208	if (geom_flags & flag)
212	{	209	{
213	if (new_value != bgPixmap_t::rootAlign)
214	{
215	if (new_value < -100)	210	if (new_value < -100)
216	new_value = -100;	211	new_value = -100;
217	else if (new_value > 200)	212	else if (new_value > 200)
218	new_value = 200;	213	new_value = 200;
219	}
220	if (new_value != align)	214	if (new_value != align)
221	{	215	{
222	align = new_value;	216	align = new_value;
223	return true;	217	return true;
224	}	218	}
…		…
230	make_align_position (int align, int window_size, int image_size)	224	make_align_position (int align, int window_size, int image_size)
231	{	225	{
232	int diff = window_size - image_size;	226	int diff = window_size - image_size;
233	int smaller = min (image_size, window_size);	227	int smaller = min (image_size, window_size);
234		228
235	if (align >= 0 && align <= 50)	229	if (align >= 0 && align <= 100)
236	return diff * align / 100;	230	return diff * align / 100;
237	else if (align > 50 && align <= 100)
238	return window_size - image_size - diff * (100 - align) / 100;
239	else if (align > 100 && align <= 200 )	231	else if (align > 100 && align <= 200)
240	return ((align - 100) * smaller / 100) + window_size - smaller;	232	return ((align - 100) * smaller / 100) + window_size - smaller;
241	else if (align > -100 && align < 0)	233	else if (align >= -100 && align < 0)
242	return ((align + 100) * smaller / 100) - image_size;	234	return ((align + 100) * smaller / 100) - image_size;
243	return 0;	235	return 0;
244	}	236	}
245		237
246	static inline int	238	static inline int
247	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)	239	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)
248	{	240	{
249	int src_pos = 0;	241	int src_pos = 0;
250	dst_pos = 0;	242	dst_pos = pos;
251	dst_size = size;	243	dst_size = size;
252	if (pos < 0 && size > target_size)	244	if (pos < 0)
253	{	245	{
254	src_pos = -pos;	246	src_pos = -pos;
		247	dst_pos = 0;
255	dst_size += pos;	248	dst_size += pos;
256	}	249	}
257	else if (pos > 0)
258	dst_pos = pos;
259		250
260	if (dst_pos + dst_size > target_size)	251	if (dst_pos + dst_size > target_size)
261	dst_size = target_size - dst_pos;	252	dst_size = target_size - dst_pos;
262	return src_pos;	253	return src_pos;
263	}	254	}
264		255
265	bool	256	bool
266	bgPixmap_t::set_geometry (const char *geom)	257	bgPixmap_t::set_geometry (const char *geom)
267	{	258	{
		259	bool changed = false;
268	int geom_flags = 0, changed = 0;	260	int geom_flags = 0;
269	int x = 0, y = 0;	261	int x = 0, y = 0;
270	unsigned int w = 0, h = 0;	262	unsigned int w = 0, h = 0;
271	unsigned int n;	263	unsigned int n;
272	unsigned long new_flags = (flags & (~geometryFlags));	264	unsigned long new_flags = (flags & (~geometryFlags));
273	const char *p;	265	const char *p;
…		…
388	w = h = noScale;	380	w = h = noScale;
389	geom_flags |= WidthValue|HeightValue;	381	geom_flags |= WidthValue|HeightValue;
390	}	382	}
391	else if (CHECK_GEOM_OPS ("propscale"))	383	else if (CHECK_GEOM_OPS ("propscale"))
392	{	384	{
393	if (w == 0 && h == 0)
394	{
395	w = windowScale;
396	geom_flags |= WidthValue;
397	}
398	new_flags |= propScale;	385	new_flags |= propScale;
399	}	386	}
400	else if (CHECK_GEOM_OPS ("hscale"))	387	else if (CHECK_GEOM_OPS ("hscale"))
401	{	388	{
402	if (w == 0) w = windowScale;	389	if (w == 0) w = windowScale;
…		…
424	x = y = centerAlign;	411	x = y = centerAlign;
425	geom_flags |= WidthValue|HeightValue|XValue|YValue;	412	geom_flags |= WidthValue|HeightValue|XValue|YValue;
426	}	413	}
427	else if (CHECK_GEOM_OPS ("root"))	414	else if (CHECK_GEOM_OPS ("root"))
428	{	415	{
		416	new_flags |= rootAlign;
429	w = h = noScale;	417	w = h = noScale;
430	x = y = rootAlign;
431	geom_flags |= WidthValue|HeightValue|XValue|YValue;	418	geom_flags |= WidthValue|HeightValue;
432	}	419	}
433	# undef CHECK_GEOM_OPS	420	# undef CHECK_GEOM_OPS
434		421
435	while (*ops != ':' && *ops != '\0') ++ops;	422	while (*ops != ':' && *ops != '\0') ++ops;
436	} /* done parsing ops */	423	} /* done parsing ops */
437	}	424	}
438		425
439	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) ++changed;	426	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;
440	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) ++changed;	427	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;
441	if (check_set_align_value (geom_flags, XValue, h_align, x)) ++changed;	428	if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;
442	if (check_set_align_value (geom_flags, YValue, v_align, y)) ++changed;	429	if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
443	}	430	}
444		431
445	if (new_flags != flags)	432	if (new_flags != flags)
446	{	433	{
447	flags = new_flags;	434	flags = new_flags;
448	changed++;	435	changed = true;
449	}	436	}
450		437
451	//fprintf (stderr, "flags = %lX, scale = %ux%u, align=%+d%+d\n",
452	// flags, h_scale, v_scale, h_align, v_align);
453	return (changed > 0);	438	return changed;
		439	}
		440
		441	void
		442	bgPixmap_t::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
		443	{
		444	int target_width = target->szHint.width;
		445	int target_height = target->szHint.height;
		446
		447	if (flags & propScale)
		448	{
		449	float scale = (float)target_width / image_width;
		450	min_it (scale, (float)target_height / image_height);
		451	w = image_width * scale + 0.5;
		452	h = image_height * scale + 0.5;
		453	}
		454	else
		455	{
		456	w = h_scale * target_width / 100;
		457	h = v_scale * target_height / 100;
		458	}
		459
		460	if (!w) w = image_width;
		461	if (!h) h = image_height;
		462
		463	if (flags & rootAlign)
		464	{
		465	target->get_window_origin (x, y);
		466	x = -x;
		467	y = -y;
		468	}
		469	else
		470	{
		471	x = make_align_position (h_align, target_width, w);
		472	y = make_align_position (v_align, target_height, h);
		473	}
		474
		475	flags &= ~sizeSensitive;
		476	if ((flags & propScale) || h_scale || v_scale
		477	|| (!(flags & rootAlign) && (h_align || v_align))
		478	|| w > target_width || h > target_height)
		479	flags |= sizeSensitive;
454	}	480	}
455		481
456	# ifdef HAVE_AFTERIMAGE	482	# ifdef HAVE_AFTERIMAGE
457	bool	483	bool
458	bgPixmap_t::render_image (unsigned long background_flags)	484	bgPixmap_t::render_image (unsigned long background_flags)
…		…
470	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);	496	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);
471		497
472	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	498	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
473	{	499	{
474	ShadingInfo as_shade;	500	ShadingInfo as_shade;
475	as_shade.shading = (shade == 0) ? 100 : shade;	501	as_shade.shading = shade;
476		502
477	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	503	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
478	if (flags & tintSet)	504	if (flags & tintSet)
479	tint.get (c);	505	tint.get (c);
480	as_shade.tintColor.red = c.r;	506	as_shade.tintColor.red = c.r;
…		…
482	as_shade.tintColor.blue = c.b;	508	as_shade.tintColor.blue = c.b;
483		509
484	background_tint = shading2tint32 (&as_shade);	510	background_tint = shading2tint32 (&as_shade);
485	}	511	}
486		512
487	if (!(background_flags & transpPmapBlured) && (flags & blurNeeded) && background != NULL)	513	if (!(background_flags & transpPmapBlurred) && (flags & blurNeeded) && background != NULL)
488	{	514	{
489	ASImage *tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,	515	ASImage *tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
490	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,	516	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,
491	100, ASIMAGE_QUALITY_DEFAULT);	517	100, ASIMAGE_QUALITY_DEFAULT);
492	if (tmp)	518	if (tmp)
…		…
504	int new_pmap_width = target_width;	530	int new_pmap_width = target_width;
505	int new_pmap_height = target_height;	531	int new_pmap_height = target_height;
506		532
507	int x = 0;	533	int x = 0;
508	int y = 0;	534	int y = 0;
509	int w = h_scale * target_width / 100;	535	int w = 0;
510	int h = v_scale * target_height / 100;	536	int h = 0;
511
512	TIMING_TEST_START (asim);
513		537
514	if (original_asim)	538	if (original_asim)
515	{	539	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
516	if (h_align == rootAlign || v_align == rootAlign)
517	{
518	target->get_window_origin (x, y);
519	x = -x;
520	y = -y;
521	}
522
523	if (h_align != rootAlign)
524	x = make_align_position (h_align, target_width, w > 0 ? w : (int)original_asim->width);
525
526	if (v_align != rootAlign)
527	y = make_align_position (v_align, target_height, h > 0 ? h : (int)original_asim->height);
528	}
529		540
530	if (!original_asim	541	if (!original_asim
		542	|| (!(flags & rootAlign)
531	|| x >= target_width	543	&& (x >= target_width
532	|| y >= target_height	544	|| y >= target_height
533	|| (w > 0 && x + w <= 0)	545	|| (x + w <= 0)
534	|| (h > 0 && y + h <= 0))	546	|| (y + h <= 0))))
535	{	547	{
536	if (background)	548	if (background)
537	{	549	{
538	new_pmap_width = background->width;	550	new_pmap_width = background->width;
539	new_pmap_height = background->height;	551	new_pmap_height = background->height;
…		…
553	}	565	}
554	else	566	else
555	{	567	{
556	result = original_asim;	568	result = original_asim;
557		569
558	if ((w > 0 && w != original_asim->width)	570	if ((w != original_asim->width)
559	|| (h > 0 && h != original_asim->height))	571	|| (h != original_asim->height))
560	{	572	{
561	result = scale_asimage (target->asv, original_asim,	573	result = scale_asimage (target->asv, original_asim,
562	w > 0 ? w : original_asim->width,	574	w, h,
563	h > 0 ? h : original_asim->height,
564	background ? ASA_ASImage : ASA_XImage,	575	background ? ASA_ASImage : ASA_XImage,
565	100, ASIMAGE_QUALITY_DEFAULT);	576	100, ASIMAGE_QUALITY_DEFAULT);
566	}	577	}
567		578
568	if (background == NULL)	579	if (background == NULL)
569	{	580	{
570	/* if tiling - pixmap has to be sized exactly as the image,
571	but there is no need to make it bigger than the window! */
572	if (h_scale == 0)
573	new_pmap_width = min (result->width, target_width);
574	if (v_scale == 0)
575	new_pmap_height = min (result->height, target_height);
576	/* we also need to tile our image in one or both directions */
577	if (h_scale == 0 || v_scale == 0)	581	if (h_scale == 0 || v_scale == 0)
578	{	582	{
		583	/* if tiling - pixmap has to be sized exactly as the image,
		584	but there is no need to make it bigger than the window! */
		585	new_pmap_width = min (result->width, target_width);
		586	new_pmap_height = min (result->height, target_height);
		587
		588	/* we also need to tile our image in both directions */
579	ASImage *tmp = tile_asimage (target->asv, result,	589	ASImage *tmp = tile_asimage (target->asv, result,
580	(h_scale > 0) ? 0 : (int)result->width - x,	590	(int)result->width - x,
581	(v_scale > 0) ? 0 : (int)result->height - y,	591	(int)result->height - y,
582	new_pmap_width,	592	new_pmap_width,
583	new_pmap_height,	593	new_pmap_height,
584	TINT_LEAVE_SAME, ASA_XImage,	594	TINT_LEAVE_SAME, ASA_XImage,
585	100, ASIMAGE_QUALITY_DEFAULT);	595	100, ASIMAGE_QUALITY_DEFAULT);
586	if (tmp)	596	if (tmp)
…		…
601	layers[0].clip_width = target_width;	611	layers[0].clip_width = target_width;
602	layers[0].clip_height = target_height;	612	layers[0].clip_height = target_height;
603	layers[0].tint = background_tint;	613	layers[0].tint = background_tint;
604	layers[1].im = result;	614	layers[1].im = result;
605		615
606	if (w <= 0)	616	if (h_scale == 0 || v_scale == 0)
607	{	617	{
608	/* tile horizontally */	618	/* tile horizontally */
609	while (x > 0) x -= (int)result->width;	619	while (x > 0) x -= (int)result->width;
610	layers[1].dst_x = x;	620	layers[1].dst_x = x;
611	layers[1].clip_width = result->width+target_width;	621	layers[1].clip_width = result->width+target_width;
…		…
615	/* clip horizontally */	625	/* clip horizontally */
616	layers[1].dst_x = x;	626	layers[1].dst_x = x;
617	layers[1].clip_width = result->width;	627	layers[1].clip_width = result->width;
618	}	628	}
619		629
620	if (h <= 0)	630	if (h_scale == 0 || v_scale == 0)
621	{	631	{
622	while (y > 0) y -= (int)result->height;	632	while (y > 0) y -= (int)result->height;
623	layers[1].dst_y = y;	633	layers[1].dst_y = y;
624	layers[1].clip_height = result->height + target_height;	634	layers[1].clip_height = result->height + target_height;
625	}	635	}
…		…
648	}	658	}
649		659
650	free (layers);	660	free (layers);
651	}	661	}
652	}	662	}
653	TIMING_TEST_PRINT_RESULT (asim);
654		663
655	bool ret = false;	664	bool ret = false;
656		665
657	if (result)	666	if (result)
658	{	667	{
659	XGCValues gcv;	668	XGCValues gcv;
660	GC gc;	669	GC gc;
661		670
662	if (pixmap)
663	{
664	if (pmap_width != new_pmap_width
665	|| pmap_height != new_pmap_height
666	|| pmap_depth != target->depth)
667	{
668	XFreePixmap (target->dpy, pixmap);
669	pixmap = None;
670	}
671	}
672
673	/* create Pixmap */	671	/* create Pixmap */
674	if (pixmap == None)	672	if (pixmap == None
		673	|| pmap_width != new_pmap_width
		674	|| pmap_height != new_pmap_height
		675	|| pmap_depth != target->depth)
675	{	676	{
		677	if (pixmap)
		678	XFreePixmap (target->dpy, pixmap);
676	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);	679	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);
677	pmap_width = new_pmap_width;	680	pmap_width = new_pmap_width;
678	pmap_height = new_pmap_height;	681	pmap_height = new_pmap_height;
679	pmap_depth = target->depth;	682	pmap_depth = target->depth;
680	}	683	}
…		…
684		687
685	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;	688	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
686	int dst_width = result->width, dst_height = result->height;	689	int dst_width = result->width, dst_height = result->height;
687	if (background == NULL)	690	if (background == NULL)
688	{	691	{
		692	if (!(h_scale == 0 || v_scale == 0))
		693	{
689	if (h_scale > 0) src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );	694	src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );
690	if (v_scale > 0) src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);	695	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
		696	}
691		697
692	if (dst_x > 0 || dst_y > 0	698	if (dst_x > 0 || dst_y > 0
693	|| dst_x + dst_width < new_pmap_width	699	|| dst_x + dst_width < new_pmap_width
694	|| dst_y + dst_height < new_pmap_height)	700	|| dst_y + dst_height < new_pmap_height)
695	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	701	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
…		…
701		707
702	if (result != background && result != original_asim)	708	if (result != background && result != original_asim)
703	destroy_asimage (&result);	709	destroy_asimage (&result);
704		710
705	XFreeGC (target->dpy, gc);	711	XFreeGC (target->dpy, gc);
706	TIMING_TEST_PRINT_RESULT (asim);
707		712
708	ret = true;	713	ret = true;
709	}	714	}
710		715
711	if (background)	716	if (background)
…		…
723	return false;	728	return false;
724		729
725	if (!pixbuf)	730	if (!pixbuf)
726	return false;	731	return false;
727		732
728	// TODO: add alpha blending
729	if (background_flags)	733	if (background_flags
		734	&& !(flags & HAS_RENDER))
730	return false;	735	return false;
731		736
732	GdkPixbuf *result;	737	GdkPixbuf *result;
733		738
734	int image_width = gdk_pixbuf_get_width (pixbuf);	739	int image_width = gdk_pixbuf_get_width (pixbuf);
…		…
739	int new_pmap_width = target_width;	744	int new_pmap_width = target_width;
740	int new_pmap_height = target_height;	745	int new_pmap_height = target_height;
741		746
742	int x = 0;	747	int x = 0;
743	int y = 0;	748	int y = 0;
744	int w = h_scale * target_width / 100;	749	int w = 0;
745	int h = v_scale * target_height / 100;	750	int h = 0;
746		751
747	if (h_align == rootAlign || v_align == rootAlign)	752	get_image_geometry (image_width, image_height, w, h, x, y);
748	{
749	target->get_window_origin (x, y);
750	x = -x;
751	y = -y;
752	}
753		753
754	if (h_align != rootAlign)	754	if (!(flags & rootAlign)
755	x = make_align_position (h_align, target_width, w > 0 ? w : image_width);
756
757	if (v_align != rootAlign)
758	y = make_align_position (v_align, target_height, h > 0 ? h : image_height);
759
760	if (x >= target_width	755	&& (x >= target_width
761	|| y >= target_height	756	|| y >= target_height
762	|| (w > 0 && x + w <= 0)	757	|| (x + w <= 0)
763	|| (h > 0 && y + h <= 0))	758	|| (y + h <= 0)))
764	return false;	759	return false;
765		760
766	result = pixbuf;	761	result = pixbuf;
767		762
768	if ((w > 0 && w != image_width)	763	if ((w != image_width)
769	|| (h > 0 && h != image_height))	764	|| (h != image_height))
770	{	765	{
771	result = gdk_pixbuf_scale_simple (pixbuf,	766	result = gdk_pixbuf_scale_simple (pixbuf,
772	w > 0 ? w : image_width,	767	w, h,
773	h > 0 ? h : image_height,
774	GDK_INTERP_BILINEAR);	768	GDK_INTERP_BILINEAR);
775	}	769	}
776		770
777	bool ret = false;	771	bool ret = false;
778		772
779	if (result)	773	if (result)
780	{	774	{
781	XGCValues gcv;	775	XGCValues gcv;
782	GC gc;	776	GC gc;
		777	Pixmap root_pmap;
783		778
784	image_width = gdk_pixbuf_get_width (result);	779	image_width = gdk_pixbuf_get_width (result);
785	image_height = gdk_pixbuf_get_height (result);	780	image_height = gdk_pixbuf_get_height (result);
786		781
787	if (h_scale == 0)	782	if (background_flags)
		783	{
		784	root_pmap = pixmap;
		785	pixmap = None;
		786	}
		787	else
		788	{
		789	if (h_scale == 0 || v_scale == 0)
		790	{
788	new_pmap_width = min (image_width, target_width);	791	new_pmap_width = min (image_width, target_width);
789	if (v_scale == 0)
790	new_pmap_height = min (image_height, target_height);	792	new_pmap_height = min (image_height, target_height);
791
792	if (pixmap)
793	{
794	if (pmap_width != new_pmap_width
795	|| pmap_height != new_pmap_height
796	|| pmap_depth != target->depth)
797	{	793	}
798	XFreePixmap (target->dpy, pixmap);
799	pixmap = None;
800	}	794	}
801	}
802		795
803	if (pixmap == None)	796	if (pixmap == None
		797	|| pmap_width != new_pmap_width
		798	|| pmap_height != new_pmap_height
		799	|| pmap_depth != target->depth)
804	{	800	{
		801	if (pixmap)
		802	XFreePixmap (target->dpy, pixmap);
805	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);	803	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);
806	pmap_width = new_pmap_width;	804	pmap_width = new_pmap_width;
807	pmap_height = new_pmap_height;	805	pmap_height = new_pmap_height;
808	pmap_depth = target->depth;	806	pmap_depth = target->depth;
809	}	807	}
…		…
850	dst_width, dst_height,	848	dst_width, dst_height,
851	XLIB_RGB_DITHER_NONE,	849	XLIB_RGB_DITHER_NONE,
852	0, 0);	850	0, 0);
853	}	851	}
854		852
		853	#if XRENDER
		854	if (background_flags)
		855	{
		856	Display *dpy = target->dpy;
		857	XRenderPictureAttributes pa;
		858
		859	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, target->visual);
		860	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);
		861
		862	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);
		863	Picture dst = XRenderCreatePicture (dpy, pixmap, dst_format, 0, &pa);
		864
		865	pa.repeat = True;
		866	Pixmap mask_pmap = XCreatePixmap (dpy, target->vt, 1, 1, 8);
		867	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
		868	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
		869	XFreePixmap (dpy, mask_pmap);
		870
		871	if (src && dst && mask)
		872	{
		873	XRenderColor mask_c;
		874
		875	mask_c.alpha = 0x8000;
		876	mask_c.red = 0;
		877	mask_c.green = 0;
		878	mask_c.blue = 0;
		879	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
		880	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
		881	}
		882
		883	XRenderFreePicture (dpy, src);
		884	XRenderFreePicture (dpy, dst);
		885	XRenderFreePicture (dpy, mask);
		886
		887	XFreePixmap (dpy, root_pmap);
		888	}
		889	#endif
		890
855	if (result != pixbuf)	891	if (result != pixbuf)
856	g_object_unref (result);	892	g_object_unref (result);
857		893
858	XFreeGC (target->dpy, gc);	894	XFreeGC (target->dpy, gc);
859		895
…		…
865	# endif /* HAVE_PIXBUF */	901	# endif /* HAVE_PIXBUF */
866		902
867	bool	903	bool
868	bgPixmap_t::set_file (const char *file)	904	bgPixmap_t::set_file (const char *file)
869	{	905	{
870	assert (file);	906	if (!file || !*file)
		907	return false;
871		908
872	if (*file)
873	{
874	if (const char *p = strchr (file, ';'))	909	if (const char *p = strchr (file, ';'))
875	{	910	{
876	size_t len = p - file;	911	size_t len = p - file;
877	char *f = rxvt_temp_buf<char> (len + 1);	912	char *f = rxvt_temp_buf<char> (len + 1);
878	memcpy (f, file, len);	913	memcpy (f, file, len);
879	f[len] = '\0';	914	f[len] = '\0';
880	file = f;	915	file = f;
881	}	916	}
882		917
883	# ifdef HAVE_AFTERIMAGE	918	# ifdef HAVE_AFTERIMAGE
884	if (!target->asimman)	919	if (!target->asimman)
885	target->asimman = create_generic_imageman (target->rs[Rs_path]);	920	target->asimman = create_generic_imageman (target->rs[Rs_path]);
886	original_asim = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);	921	ASImage *image = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);
		922	if (image)
		923	{
887	if (original_asim)	924	if (original_asim)
		925	safe_asimage_destroy (original_asim);
		926	original_asim = image;
888	have_image = true;	927	have_image = true;
889	return have_image;	928	return true;
		929	}
890	# endif	930	# endif
891		931
892	# ifdef HAVE_PIXBUF	932	# ifdef HAVE_PIXBUF
893	pixbuf = gdk_pixbuf_new_from_file (file, NULL);	933	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
		934	if (image)
		935	{
894	if (pixbuf)	936	if (pixbuf)
		937	g_object_unref (pixbuf);
		938	pixbuf = image;
895	have_image = true;	939	have_image = true;
896	return have_image;	940	return true;
		941	}
897	# endif	942	# endif
898	}
899		943
900	return false;	944	return false;
901	}	945	}
902		946
903	# endif /* BG_IMAGE_FROM_FILE */	947	# endif /* BG_IMAGE_FROM_FILE */
…		…
916	}	960	}
917		961
918	bool	962	bool
919	bgPixmap_t::set_blur_radius (const char *geom)	963	bgPixmap_t::set_blur_radius (const char *geom)
920	{	964	{
921	int changed = 0;	965	bool changed = false;
922	unsigned int hr, vr;	966	unsigned int hr, vr;
923	int junk;	967	int junk;
924	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);	968	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
925		969
926	if (!(geom_flags & WidthValue))	970	if (!(geom_flags & WidthValue))
927	hr = 1;	971	hr = 1;
928	if (!(geom_flags & HeightValue))	972	if (!(geom_flags & HeightValue))
929	vr = hr;	973	vr = hr;
930		974
		975	min_it (hr, 128);
		976	min_it (vr, 128);
		977
931	if (h_blurRadius != hr)	978	if (h_blurRadius != hr)
932	{	979	{
933	++changed;	980	changed = true;
934	h_blurRadius = hr;	981	h_blurRadius = hr;
935	}	982	}
936		983
937	if (v_blurRadius != vr)	984	if (v_blurRadius != vr)
938	{	985	{
939	++changed;	986	changed = true;
940	v_blurRadius = vr;	987	v_blurRadius = vr;
941	}	988	}
942		989
943	if (v_blurRadius == 0 && h_blurRadius == 0)	990	if (v_blurRadius == 0 && h_blurRadius == 0)
944	flags &= ~blurNeeded;	991	flags &= ~blurNeeded;
945	else	992	else
946	flags |= blurNeeded;	993	flags |= blurNeeded;
947		994
948	return (changed > 0);	995	return changed;
949	}	996	}
950		997
951	static inline unsigned long	998	static inline unsigned long
952	compute_tint_shade_flags (rxvt_color *tint, int shade)	999	compute_tint_shade_flags (rxvt_color *tint, int shade)
953	{	1000	{
954	unsigned long flags = 0;	1001	unsigned long flags = 0;
955	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1002	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
956	bool has_shade = (shade > 0 && shade < 100) || (shade > 100 && shade < 200);	1003	bool has_shade = shade != 100;
957		1004
958	if (tint)	1005	if (tint)
959	{	1006	{
960	tint->get (c);	1007	tint->get (c);
961	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)	1008	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)
…		…
975	{	1022	{
976	flags |= bgPixmap_t::tintNeeded;	1023	flags |= bgPixmap_t::tintNeeded;
977	}	1024	}
978	}	1025	}
979		1026
980	if (flags & bgPixmap_t::tintNeeded)
981	{
982	if (flags & bgPixmap_t::tintWholesome)
983	flags |= bgPixmap_t::tintServerSide;
984	else
985	{
986	#if XFT
987	flags |= bgPixmap_t::tintServerSide;
988	#endif
989	}
990	}
991
992	return flags;	1027	return flags;
993	}	1028	}
994		1029
995	bool	1030	bool
996	bgPixmap_t::set_tint (rxvt_color &new_tint)	1031	bgPixmap_t::set_tint (rxvt_color &new_tint)
997	{	1032	{
998	if (tint != new_tint)	1033	if (!(flags & tintSet) || tint != new_tint)
999	{	1034	{
1000	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);	1035	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);
1001	tint = new_tint;	1036	tint = new_tint;
1002	flags = (flags & ~tintFlags) | new_flags | tintSet;	1037	flags = (flags & ~tintFlags) | new_flags | tintSet;
1003	return true;	1038	return true;
…		…
1021	}	1056	}
1022		1057
1023	bool	1058	bool
1024	bgPixmap_t::set_shade (const char *shade_str)	1059	bgPixmap_t::set_shade (const char *shade_str)
1025	{	1060	{
1026	int new_shade = (shade_str) ? atoi (shade_str) : 0;	1061	int new_shade = (shade_str) ? atoi (shade_str) : 100;
1027		1062
1028	if (new_shade < 0 && new_shade > -100)	1063	clamp_it (new_shade, -100, 200);
		1064	if (new_shade < 0)
1029	new_shade = 200 - (100 + new_shade);	1065	new_shade = 200 - (100 + new_shade);
1030	else if (new_shade == 100)
1031	new_shade = 0;
1032		1066
1033	if (new_shade != shade)	1067	if (new_shade != shade)
1034	{	1068	{
1035	unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);	1069	unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);
1036	shade = new_shade;	1070	shade = new_shade;
…		…
1039	}	1073	}
1040		1074
1041	return false;	1075	return false;
1042	}	1076	}
1043		1077
		1078	#if XRENDER
		1079	static void
		1080	get_gaussian_kernel (int radius, int width, double *kernel, XFixed *params)
		1081	{
		1082	double sigma = radius / 2.0;
		1083	double scale = sqrt (2.0 * M_PI) * sigma;
		1084	double sum = 0.0;
		1085
		1086	for (int i = 0; i < width; i++)
		1087	{
		1088	double x = i - width / 2;
		1089	kernel[i] = exp (-(x * x) / (2.0 * sigma * sigma)) / scale;
		1090	sum += kernel[i];
		1091	}
		1092
		1093	params[0] = XDoubleToFixed (width);
		1094	params[1] = XDoubleToFixed (1);
		1095
		1096	for (int i = 0; i < width; i++)
		1097	params[i+2] = XDoubleToFixed (kernel[i] / sum);
		1098	}
		1099	#endif
		1100
		1101	bool
		1102	bgPixmap_t::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
		1103	{
		1104	bool ret = false;
		1105	#if XRENDER
		1106	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
		1107	double *kernel = (double *)malloc (size * sizeof (double));
		1108	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
		1109
		1110	Display *dpy = target->dpy;
		1111	XRenderPictureAttributes pa;
		1112	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		1113
		1114	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1115	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1116
		1117	if (kernel && params && src && dst)
		1118	{
		1119	if (h_blurRadius)
		1120	{
		1121	size = h_blurRadius * 2 + 1;
		1122	get_gaussian_kernel (h_blurRadius, size, kernel, params);
		1123
		1124	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
		1125	XRenderComposite (dpy,
		1126	PictOpSrc,
		1127	src,
		1128	None,
		1129	dst,
		1130	0, 0,
		1131	0, 0,
		1132	0, 0,
		1133	width, height);
		1134	}
		1135
		1136	if (v_blurRadius)
		1137	{
		1138	size = v_blurRadius * 2 + 1;
		1139	get_gaussian_kernel (v_blurRadius, size, kernel, params);
		1140	swap (params[0], params[1]);
		1141
		1142	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
		1143	XRenderComposite (dpy,
		1144	PictOpSrc,
		1145	src,
		1146	None,
		1147	dst,
		1148	0, 0,
		1149	0, 0,
		1150	0, 0,
		1151	width, height);
		1152	}
		1153
		1154	ret = true;
		1155	}
		1156
		1157	free (kernel);
		1158	free (params);
		1159	XRenderFreePicture (dpy, src);
		1160	XRenderFreePicture (dpy, dst);
		1161	#endif
		1162	return ret;
		1163	}
		1164
		1165	bool
		1166	bgPixmap_t::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
		1167	{
		1168	Display *dpy = target->dpy;
		1169	bool ret = false;
		1170
		1171	if (flags & tintWholesome)
		1172	{
		1173	XGCValues gcv;
		1174	GC gc;
		1175
		1176	/* In this case we can tint image server-side getting significant
		1177	* performance improvements, as we eliminate XImage transfer
		1178	*/
		1179	gcv.foreground = Pixel (tint);
		1180	gcv.function = GXand;
		1181	gcv.fill_style = FillSolid;
		1182	gc = XCreateGC (dpy, pixmap, GCFillStyle | GCForeground | GCFunction, &gcv);
		1183	if (gc)
		1184	{
		1185	XFillRectangle (dpy, pixmap, gc, 0, 0, width, height);
		1186	ret = true;
		1187	XFreeGC (dpy, gc);
		1188	}
		1189	}
		1190	else
		1191	{
		1192	# if XRENDER
		1193	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
		1194
		1195	if (flags & tintSet)
		1196	tint.get (c);
		1197
		1198	if (shade <= 100)
		1199	{
		1200	c.r = (c.r * shade) / 100;
		1201	c.g = (c.g * shade) / 100;
		1202	c.b = (c.b * shade) / 100;
		1203	}
		1204	else
		1205	{
		1206	c.r = ((0xffff - c.r) * (200 - shade)) / 100;
		1207	c.g = ((0xffff - c.g) * (200 - shade)) / 100;
		1208	c.b = ((0xffff - c.b) * (200 - shade)) / 100;
		1209	}
		1210
		1211	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
		1212	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		1213	XRenderPictureAttributes pa;
		1214
		1215	Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1216
		1217	pa.repeat = True;
		1218
		1219	Pixmap overlay_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
		1220	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
		1221	XFreePixmap (dpy, overlay_pmap);
		1222
		1223	pa.component_alpha = True;
		1224	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
		1225	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
		1226	XFreePixmap (dpy, mask_pmap);
		1227
		1228	if (mask_pic && overlay_pic && back_pic)
		1229	{
		1230	XRenderColor mask_c;
		1231
		1232	mask_c.red = mask_c.green = mask_c.blue = shade > 100 ? 0xffff : 0;
		1233	mask_c.alpha = 0xffff;
		1234	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
		1235
		1236	mask_c.alpha = 0;
		1237	mask_c.red = 0xffff - c.r;
		1238	mask_c.green = 0xffff - c.g;
		1239	mask_c.blue = 0xffff - c.b;
		1240	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
		1241	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1242	ret = true;
		1243	}
		1244
		1245	XRenderFreePicture (dpy, mask_pic);
		1246	XRenderFreePicture (dpy, overlay_pic);
		1247	XRenderFreePicture (dpy, back_pic);
		1248	# endif
		1249	}
		1250
		1251	return ret;
		1252	}
		1253
1044	/* make_transparency_pixmap()	1254	/* make_transparency_pixmap()
1045	* Builds a pixmap sized the same as terminal window, with depth same as the root window	1255	* Builds a pixmap of the same size as the terminal window that contains
1046	* that pixmap contains tiled portion of the root pixmap that is supposed to be covered by	1256	* the tiled portion of the root pixmap that is supposed to be covered by
1047	* our window.	1257	* our window.
1048	*/	1258	*/
1049	unsigned long	1259	unsigned long
1050	bgPixmap_t::make_transparency_pixmap ()	1260	bgPixmap_t::make_transparency_pixmap ()
1051	{	1261	{
…		…
1055	return 0;	1265	return 0;
1056		1266
1057	/* root dimensions may change from call to call - but Display structure should	1267	/* root dimensions may change from call to call - but Display structure should
1058	* be always up-to-date, so let's use it :	1268	* be always up-to-date, so let's use it :
1059	*/	1269	*/
1060	Window root = target->display->root;
1061	int screen = target->display->screen;	1270	int screen = target->display->screen;
1062	Display *dpy = target->dpy;	1271	Display *dpy = target->dpy;
		1272	int root_depth = DefaultDepth (dpy, screen);
1063	int root_width = DisplayWidth (dpy, screen);	1273	int root_width = DisplayWidth (dpy, screen);
1064	int root_height = DisplayHeight (dpy, screen);	1274	int root_height = DisplayHeight (dpy, screen);
1065	unsigned int root_pmap_width, root_pmap_height;	1275	unsigned int root_pmap_width, root_pmap_height;
1066	int window_width = target->szHint.width;	1276	int window_width = target->szHint.width;
1067	int window_height = target->szHint.height;	1277	int window_height = target->szHint.height;
1068	int sx, sy;	1278	int sx, sy;
1069	XGCValues gcv;	1279	XGCValues gcv;
		1280	GC gc;
1070		1281
1071	TIMING_TEST_START (tp);
1072	target->get_window_origin (sx, sy);	1282	target->get_window_origin (sx, sy);
1073		1283
1074	/* check if we are outside of the visible part of the virtual screen : */	1284	/* check if we are outside of the visible part of the virtual screen : */
1075	if (sx + window_width <= 0 || sy + window_height <= 0	1285	if (sx + window_width <= 0 || sy + window_height <= 0
1076	|| sx >= root_width || sy >= root_height)	1286	|| sx >= root_width || sy >= root_height)
1077	return 0;	1287	return 0;
1078		1288
		1289	// validate root pixmap and get its size
1079	if (root_pixmap != None)	1290	if (root_pixmap != None)
1080	{	1291	{
1081	/* we want to validate the pixmap and get it's size at the same time : */	1292	Window wdummy;
1082	int junk;	1293	int idummy;
1083	unsigned int ujunk;	1294	unsigned int udummy;
1084	/* root pixmap may be bad - allow a error */	1295
1085	target->allowedxerror = -1;	1296	target->allowedxerror = -1;
1086		1297
1087	if (!XGetGeometry (dpy, root_pixmap, &root, &junk, &junk, &root_pmap_width, &root_pmap_height, &ujunk, &ujunk))	1298	if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pmap_width, &root_pmap_height, &udummy, &udummy))
1088	root_pixmap = None;	1299	root_pixmap = None;
1089		1300
1090	target->allowedxerror = 0;	1301	target->allowedxerror = 0;
1091	}	1302	}
1092		1303
		1304	Pixmap recoded_root_pmap = root_pixmap;
		1305
		1306	if (root_pixmap != None && root_depth != target->depth)
		1307	{
		1308	#if XRENDER
		1309	if (flags & HAS_RENDER)
		1310	{
		1311	XRenderPictureAttributes pa;
		1312
		1313	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
		1314	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);
		1315
		1316	recoded_root_pmap = XCreatePixmap (dpy, target->vt, root_pmap_width, root_pmap_height, target->depth);
		1317	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);
		1318	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);
		1319
		1320	if (src && dst)
		1321	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
		1322	else
		1323	{
		1324	XFreePixmap (dpy, recoded_root_pmap);
		1325	root_pixmap = None;
		1326	}
		1327
		1328	XRenderFreePicture (dpy, src);
		1329	XRenderFreePicture (dpy, dst);
		1330	}
		1331	else
		1332	#endif
		1333	root_pixmap = None;
		1334	}
		1335
		1336	if (root_pixmap == None)
		1337	return 0;
		1338
1093	Pixmap tiled_root_pmap = XCreatePixmap (dpy, root, window_width, window_height, root_depth);	1339	Pixmap tiled_root_pmap = XCreatePixmap (dpy, target->vt, window_width, window_height, target->depth);
1094	GC gc = NULL;
1095		1340
1096	if (tiled_root_pmap == None) /* something really bad happened - abort */	1341	if (tiled_root_pmap == None) /* something really bad happened - abort */
1097	return 0;	1342	return 0;
1098		1343
1099	if (root_pixmap == None)
1100	{
1101	/* use tricks to obtain the root background image :*/
1102	/* we want to create Overrideredirect window overlapping out window
1103	with background type of Parent Relative and then grab it */
1104	XSetWindowAttributes attr;
1105	Window src;
1106	bool success = false;
1107
1108	attr.background_pixmap = ParentRelative;
1109	attr.backing_store = Always;
1110	attr.event_mask = ExposureMask;
1111	attr.override_redirect = True;
1112	src = XCreateWindow (dpy, root, sx, sy, window_width, window_height, 0,
1113	CopyFromParent, CopyFromParent, CopyFromParent,
1114	CWBackPixmap|CWBackingStore|CWOverrideRedirect|CWEventMask,
1115	&attr);
1116
1117	if (src != None)
1118	{
1119	XEvent event;
1120	int ev_count = 0;
1121	XGrabServer (dpy);
1122	XMapRaised (dpy, src);
1123	XSync (dpy, False);
1124
1125	/* XSync should get window where it's properly exposed,
1126	* but to be on the safe side - let's check for the actual event to arrive : */
1127	while (XCheckWindowEvent (dpy, src, ExposureMask, &event))
1128	++ev_count;
1129
1130	if (ev_count > 0);
1131	{
1132	/* hooray! - we can grab the image! */
1133	gc = XCreateGC (dpy, root, 0, NULL);
1134	if (gc)
1135	{
1136	XCopyArea (dpy, src, tiled_root_pmap, gc, 0, 0, window_width, window_height, 0, 0);
1137	success = true;
1138	}
1139	}
1140
1141	XDestroyWindow (dpy, src);
1142	XUngrabServer (dpy);
1143	//fprintf (stderr, "%s:%d: ev_count = %d\n", __FUNCTION__, __LINE__, ev_count);
1144	}
1145
1146	if (!success)
1147	{
1148	XFreePixmap (dpy, tiled_root_pmap);
1149	tiled_root_pmap = None;
1150	}
1151	else
1152	result |= transpPmapTiled;
1153	}
1154	else
1155	{
1156	/* straightforward pixmap copy */	1344	/* straightforward pixmap copy */
1157	gcv.tile = root_pixmap;	1345	gcv.tile = recoded_root_pmap;
1158	gcv.fill_style = FillTiled;	1346	gcv.fill_style = FillTiled;
1159		1347
1160	while (sx < 0) sx += (int)root_width;	1348	while (sx < 0) sx += (int)root_width;
1161	while (sy < 0) sy += (int)root_height;	1349	while (sy < 0) sy += (int)root_height;
1162		1350
1163	gcv.ts_x_origin = -sx;	1351	gcv.ts_x_origin = -sx;
1164	gcv.ts_y_origin = -sy;	1352	gcv.ts_y_origin = -sy;
1165	gc = XCreateGC (dpy, root, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	1353	gc = XCreateGC (dpy, target->vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
1166		1354
1167	if (gc)	1355	if (gc)
1168	{	1356	{
1169	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);	1357	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
1170	result |= transpPmapTiled;	1358	result |= transpPmapTiled;
1171	}	1359	XFreeGC (dpy, gc);
1172	}
1173	TIMING_TEST_PRINT_RESULT (tp);
1174		1360
1175	if (tiled_root_pmap != None)
1176	{
1177	if (!need_client_side_rendering ())	1361	if (!need_client_side_rendering ())
1178	{	1362	{
		1363	if ((flags & blurNeeded)
		1364	&& (flags & HAS_RENDER_CONV))
		1365	{
		1366	if (blur_pixmap (tiled_root_pmap, target->visual, window_width, window_height))
		1367	result |= transpPmapBlurred;
		1368	}
1179	if ((flags & tintNeeded))	1369	if ((flags & tintNeeded)
1180	{
1181	if (flags & tintWholesome)	1370	&& (flags & (tintWholesome | HAS_RENDER)))
1182	{	1371	{
1183	/* In this case we can tint image server-side getting significant	1372	if (tint_pixmap (tiled_root_pmap, target->visual, window_width, window_height))
1184	* performance improvements, as we eliminate XImage transfer
1185	*/
1186	gcv.foreground = Pixel (tint);
1187	gcv.function = GXand;
1188	gcv.fill_style = FillSolid;
1189	if (gc)
1190	XChangeGC (dpy, gc, GCFillStyle | GCForeground | GCFunction, &gcv);
1191	else
1192	gc = XCreateGC (dpy, root, GCFillStyle | GCForeground | GCFunction, &gcv);
1193	if (gc)
1194	{
1195	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
1196	result |= transpPmapTinted;	1373	result |= transpPmapTinted;
1197	}
1198	}
1199	else
1200	{
1201	# if XFT
1202	Picture back_pic = 0;
1203	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1204
1205	if (flags & tintSet)
1206	tint.get (c);
1207
1208	if (shade > 0 && shade < 100)
1209	{
1210	c.r = (c.r * shade) / 100;
1211	c.g = (c.g * shade) / 100;
1212	c.b = (c.b * shade) / 100;
1213	}
1214	else if (shade > 100 && shade < 200)
1215	{
1216	c.r = (c.r * (200 - shade)) / 100;
1217	c.g = (c.g * (200 - shade)) / 100;
1218	c.b = (c.b * (200 - shade)) / 100;
1219	}
1220
1221	XRenderPictFormat pf;
1222	pf.type = PictTypeDirect;
1223	pf.depth = 32;
1224	pf.direct.redMask = 0xff;
1225	pf.direct.greenMask = 0xff;
1226	pf.direct.blueMask = 0xff;
1227	pf.direct.alphaMask = 0xff;
1228
1229	XRenderPictFormat *solid_format = XRenderFindFormat (dpy,
1230	(PictFormatType|
1231	PictFormatDepth|
1232	PictFormatRedMask|
1233	PictFormatGreenMask|
1234	PictFormatBlueMask|
1235	PictFormatAlphaMask),
1236	&pf,
1237	0);
1238	XRenderPictFormat *root_format = XRenderFindVisualFormat (dpy, DefaultVisualOfScreen (ScreenOfDisplay (dpy, target->display->screen)));
1239	XRenderPictureAttributes pa ;
1240
1241	back_pic = XRenderCreatePicture (dpy, tiled_root_pmap, root_format, 0, &pa);
1242
1243	pa.repeat = True;
1244
1245	Pixmap overlay_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
1246	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1247	XFreePixmap (dpy, overlay_pmap);
1248
1249	pa.component_alpha = True;
1250	Pixmap mask_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
1251	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
1252	XFreePixmap (dpy, mask_pmap);
1253
1254	if (mask_pic && overlay_pic && back_pic)
1255	{
1256	XRenderColor mask_c;
1257
1258	memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof (mask_c));
1259	mask_c.alpha = 0xffff;
1260	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1261
1262	mask_c.alpha = 0;
1263	mask_c.red = 0xffff - c.r;
1264	mask_c.green = 0xffff - c.g;
1265	mask_c.blue = 0xffff - c.b;
1266	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1267	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, window_width, window_height);
1268	result |= transpPmapTinted;
1269	}
1270
1271	XRenderFreePicture (dpy, mask_pic);
1272	XRenderFreePicture (dpy, overlay_pic);
1273	XRenderFreePicture (dpy, back_pic);
1274	# if DO_TIMING_TEST
1275	XSync (dpy, False);
1276	# endif
1277	# endif
1278	}
1279	}	1374	}
1280	} /* server side rendering completed */	1375	} /* server side rendering completed */
1281		1376
1282	if (pixmap)	1377	if (pixmap)
1283	XFreePixmap (dpy, pixmap);	1378	XFreePixmap (dpy, pixmap);
1284		1379
1285	pixmap = tiled_root_pmap;	1380	pixmap = tiled_root_pmap;
1286	pmap_width = window_width;	1381	pmap_width = window_width;
1287	pmap_height = window_height;	1382	pmap_height = window_height;
1288	pmap_depth = root_depth;	1383	pmap_depth = target->depth;
1289	}	1384	}
		1385	else
		1386	XFreePixmap (dpy, tiled_root_pmap);
1290		1387
1291	if (gc)	1388	if (recoded_root_pmap != root_pixmap)
1292	XFreeGC (dpy, gc);	1389	XFreePixmap (dpy, recoded_root_pmap);
1293
1294	TIMING_TEST_PRINT_RESULT (tp);
1295		1390
1296	return result;	1391	return result;
1297	}	1392	}
1298		1393
1299	bool	1394	void
1300	bgPixmap_t::set_root_pixmap ()	1395	bgPixmap_t::set_root_pixmap ()
1301	{	1396	{
1302	Pixmap new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);	1397	Pixmap new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);
1303	if (new_root_pixmap == None)	1398	if (new_root_pixmap == None)
1304	new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);	1399	new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);
1305		1400
1306	if (new_root_pixmap != root_pixmap)
1307	{
1308	root_pixmap = new_root_pixmap;	1401	root_pixmap = new_root_pixmap;
1309	return true;
1310	}
1311
1312	return false;
1313	}	1402	}
1314	# endif /* ENABLE_TRANSPARENCY */	1403	# endif /* ENABLE_TRANSPARENCY */
1315		1404
1316	# ifndef HAVE_AFTERIMAGE	1405	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1317	static void ShadeXImage(rxvt_term *term, XImage *srcImage, int shade, int rm, int gm, int bm);	1406	static void ShadeXImage(Visual *visual, XImage *srcImage, int shade, const rgba &c);
1318	# endif	1407	# endif
1319		1408
1320	bool	1409	bool
1321	bgPixmap_t::render ()	1410	bgPixmap_t::render ()
1322	{	1411	{
1323	unsigned long background_flags = 0;	1412	unsigned long background_flags = 0;
1324		1413
1325	if (target == NULL)	1414	if (target == NULL)
1326	return false;	1415	return false;
1327
1328	TIMING_TEST_START (tp);
1329		1416
1330	invalidate ();	1417	invalidate ();
1331	# ifdef ENABLE_TRANSPARENCY	1418	# ifdef ENABLE_TRANSPARENCY
1332	if (flags & isTransparent)	1419	if (flags & isTransparent)
1333	{	1420	{
1334	/* we need to re-generate transparency pixmap in that case ! */	1421	/* we need to re-generate transparency pixmap in that case ! */
1335	background_flags = make_transparency_pixmap ();	1422	background_flags = make_transparency_pixmap ();
1336	if (background_flags == 0)	1423	if (background_flags == 0)
1337	return false;	1424	return false;
1338	else if ((background_flags & transpTransformations) == (flags & transpTransformations)	1425	else if ((background_flags & transpTransformations) == (flags & transpTransformations))
1339	&& pmap_depth == target->depth)
1340	flags = flags & ~isInvalid;	1426	flags = flags & ~isInvalid;
1341	}	1427	}
1342	# endif	1428	# endif
1343		1429
1344	# ifdef BG_IMAGE_FROM_FILE	1430	# ifdef BG_IMAGE_FROM_FILE
…		…
1348	if (render_image (background_flags))	1434	if (render_image (background_flags))
1349	flags = flags & ~isInvalid;	1435	flags = flags & ~isInvalid;
1350	}	1436	}
1351	# endif	1437	# endif
1352		1438
		1439	# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1353	XImage *result = NULL;	1440	XImage *result = NULL;
1354		1441
1355	if (background_flags && (flags & isInvalid))	1442	if (background_flags && (flags & isInvalid))
1356	{	1443	{
1357	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);	1444	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1358	}	1445	}
1359		1446
1360	if (result)	1447	if (result)
1361	{	1448	{
1362	# if !defined(HAVE_AFTERIMAGE) && !XFT
1363	/* our own client-side tinting */	1449	/* our own client-side tinting */
1364	/* ATTENTION: We ASSUME that XFT will let us do all the tinting necessary server-side.
1365	This may need to be changed in need_client_side_rendering() logic is altered !!! */
1366	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	1450	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
1367	{	1451	{
1368	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1452	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1369	if (flags & tintSet)	1453	if (flags & tintSet)
1370	tint.get (c);	1454	tint.get (c);
1371	ShadeXImage (target, result, shade, c.r, c.g, c.b);	1455	ShadeXImage (DefaultVisual (target->dpy, target->display->screen), result, shade, c);
1372	}	1456	}
1373	# endif
1374		1457
1375	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);	1458	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);
1376		1459
1377	if (gc)	1460	if (gc)
1378	{	1461	{
1379	if (/*pmap_depth != target->depth &&*/ pixmap != None)
1380	{
1381	XFreePixmap (target->dpy, pixmap);
1382	pixmap = None;
1383	}
1384
1385	if (pixmap == None)
1386	{
1387	pixmap = XCreatePixmap (target->dpy, target->vt, result->width, result->height, target->depth);
1388	pmap_width = result->width;
1389	pmap_height = result->height;
1390	pmap_depth = target->depth;
1391	}
1392
1393	if (pmap_depth != result->depth)
1394	{
1395	/* Bad Match error will ensue ! stupid X !!!! */
1396	if (result->depth == 24 && pmap_depth == 32)
1397	result->depth = 32;
1398	else if (result->depth == 32 && pmap_depth == 24)
1399	result->depth = 24;
1400	else
1401	{
1402	/* TODO: implement image recoding */
1403	}
1404	}
1405
1406	if (pmap_depth == result->depth)
1407	XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);	1462	XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1408		1463
1409	XFreeGC (target->dpy, gc);	1464	XFreeGC (target->dpy, gc);
1410	flags = flags & ~isInvalid;	1465	flags = flags & ~isInvalid;
1411	}	1466	}
1412		1467
1413	XDestroyImage (result);	1468	XDestroyImage (result);
1414	}	1469	}
		1470	# endif
1415		1471
1416	if (flags & isInvalid)	1472	if (flags & isInvalid)
1417	{	1473	{
1418	if (pixmap != None)	1474	if (pixmap != None)
1419	{	1475	{
…		…
1422	}	1478	}
1423	}	1479	}
1424		1480
1425	apply ();	1481	apply ();
1426		1482
1427	XSync (target->dpy, False);
1428	valid_since = ev::now ();	1483	valid_since = ev::now ();
1429		1484
1430	TIMING_TEST_PRINT_RESULT (tp);
1431
1432	return true;	1485	return true;
1433	}	1486	}
1434		1487
1435	bool	1488	void
1436	bgPixmap_t::set_target (rxvt_term *new_target)	1489	bgPixmap_t::set_target (rxvt_term *new_target)
1437	{	1490	{
1438	if (new_target)
1439	if (target != new_target)
1440	{
1441	target = new_target;	1491	target = new_target;
1442	# ifdef ENABLE_TRANSPARENCY	1492
1443	root_depth = DefaultDepthOfScreen (ScreenOfDisplay (target->dpy, target->display->screen));	1493	flags &= ~(HAS_RENDER | HAS_RENDER_CONV);
		1494	#if XRENDER
		1495	int major, minor;
		1496	if (XRenderQueryVersion (target->dpy, &major, &minor))
		1497	flags |= HAS_RENDER;
		1498	XFilters *filters = XRenderQueryFilters (target->dpy, target->vt);
		1499	if (filters)
		1500	{
		1501	for (int i = 0; i < filters->nfilter; i++)
		1502	if (!strcmp (filters->filter[i], FilterConvolution))
		1503	flags |= HAS_RENDER_CONV;
		1504
		1505	XFree (filters);
		1506	}
1444	# endif	1507	#endif
1445	return true;
1446	}
1447
1448	return false;
1449	}	1508	}
1450		1509
1451	void	1510	void
1452	bgPixmap_t::apply ()	1511	bgPixmap_t::apply ()
1453	{	1512	{
1454	if (target)	1513	if (target == NULL)
1455	{	1514	return;
1456	flags &= ~isVtOrigin;
1457		1515
1458	if (pixmap != None)	1516	if (pixmap != None)
1459	{	1517	{
1460	/* set target's background to pixmap */	1518	/* set target's background to pixmap */
1461	# ifdef ENABLE_TRANSPARENCY	1519	# ifdef ENABLE_TRANSPARENCY
1462	if (flags & isTransparent)	1520	if (flags & isTransparent)
1463	{	1521	{
1464	XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);	1522	XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);
1465	XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);	1523	XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);
1466		1524
1467	if (target->scrollBar.win)	1525	if (target->scrollBar.win)
1468	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);	1526	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);
1469	}	1527	}
1470	else	1528	else
1471	# endif	1529	# endif
1472	{	1530	{
1473	flags |= isVtOrigin;
1474	/* force old pixmap dereference in case it was transparent before :*/	1531	/* force old pixmap dereference in case it was transparent before :*/
1475	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1476	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1477	/* do we also need to set scrollbar's background here ? */
1478
1479	if (target->scrollBar.win)
1480	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1481	}
1482	}
1483	else
1484	{
1485	/* set target background to a pixel */
1486	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);	1532	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1487	XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);	1533	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1488	/* do we also need to set scrollbar's background here ? */	1534	/* do we also need to set scrollbar's background here ? */
		1535
1489	if (target->scrollBar.win)	1536	if (target->scrollBar.win)
1490	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);	1537	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1491	}	1538	}
		1539	}
		1540	else
		1541	{
		1542	/* set target background to a pixel */
		1543	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
		1544	XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);
		1545	/* do we also need to set scrollbar's background here ? */
		1546	if (target->scrollBar.win)
		1547	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
		1548	}
1492		1549
1493	/* don't want Expose on the parent or vt. It is better to use	1550	/* don't want Expose on the parent or vt. It is better to use
1494	scr_touch or we get a great deal of flicker otherwise: */	1551	scr_touch or we get a great deal of flicker otherwise: */
1495	XClearWindow (target->dpy, target->parent[0]);	1552	XClearWindow (target->dpy, target->parent[0]);
1496		1553
1497	if (target->scrollBar.state && target->scrollBar.win)	1554	if (target->scrollBar.state && target->scrollBar.win)
1498	{	1555	{
1499	target->scrollBar.state = STATE_IDLE;	1556	target->scrollBar.state = STATE_IDLE;
1500	target->scrollBar.show (0);	1557	target->scrollBar.show (0);
1501	}	1558	}
1502		1559
1503	target->want_refresh = 1;	1560	target->want_refresh = 1;
1504	flags |= hasChanged;	1561	flags |= hasChanged;
1505	}
1506	}	1562	}
1507		1563
1508	#endif /* HAVE_BG_PIXMAP */	1564	#endif /* HAVE_BG_PIXMAP */
1509		1565
1510	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) && !XFT	1566	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1511	/* taken from aterm-0.4.2 */	1567	/* taken from aterm-0.4.2 */
1512		1568
1513	typedef uint32_t RUINT32T;
1514
1515	static void	1569	static void
1516	ShadeXImage(rxvt_term *term, XImage *srcImage, int shade, int rm, int gm, int bm)	1570	ShadeXImage(Visual *visual, XImage *srcImage, int shade, const rgba &c)
1517	{	1571	{
1518	int sh_r, sh_g, sh_b;	1572	int sh_r, sh_g, sh_b;
1519	RUINT32T mask_r, mask_g, mask_b;	1573	uint32_t mask_r, mask_g, mask_b;
1520	RUINT32T *lookup, *lookup_r, *lookup_g, *lookup_b;	1574	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1521	unsigned int lower_lim_r, lower_lim_g, lower_lim_b;	1575	rgba low;
1522	unsigned int upper_lim_r, upper_lim_g, upper_lim_b;	1576	rgba high;
1523	int i;	1577	int i;
		1578	int host_byte_order = byteorder.big_endian () ? MSBFirst : LSBFirst;
1524		1579
1525	Visual *visual = term->visual;
1526
1527	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return ;	1580	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return;
1528
1529	if (shade == 0)
1530	shade = 100;
1531		1581
1532	/* for convenience */	1582	/* for convenience */
1533	mask_r = visual->red_mask;	1583	mask_r = visual->red_mask;
1534	mask_g = visual->green_mask;	1584	mask_g = visual->green_mask;
1535	mask_b = visual->blue_mask;	1585	mask_b = visual->blue_mask;
1536		1586
1537	/* boring lookup table pre-initialization */	1587	/* boring lookup table pre-initialization */
1538	switch (srcImage->bits_per_pixel) {	1588	switch (srcImage->depth)
		1589	{
1539	case 15:	1590	case 15:
1540	if ((mask_r != 0x7c00) ||	1591	if ((mask_r != 0x7c00) ||
1541	(mask_g != 0x03e0) ||	1592	(mask_g != 0x03e0) ||
1542	(mask_b != 0x001f))	1593	(mask_b != 0x001f))
1543	return;	1594	return;
1544	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+32+32));	1595	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+32+32));
1545	lookup_r = lookup;	1596	lookup_r = lookup;
1546	lookup_g = lookup+32;	1597	lookup_g = lookup+32;
1547	lookup_b = lookup+32+32;	1598	lookup_b = lookup+32+32;
1548	sh_r = 10;	1599	sh_r = 10;
1549	sh_g = 5;	1600	sh_g = 5;
1550	sh_b = 0;	1601	sh_b = 0;
1551	break;	1602	break;
1552	case 16:	1603	case 16:
1553	if ((mask_r != 0xf800) ||	1604	if ((mask_r != 0xf800) ||
1554	(mask_g != 0x07e0) ||	1605	(mask_g != 0x07e0) ||
1555	(mask_b != 0x001f))	1606	(mask_b != 0x001f))
1556	return;	1607	return;
1557	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+64+32));	1608	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+64+32));
1558	lookup_r = lookup;	1609	lookup_r = lookup;
1559	lookup_g = lookup+32;	1610	lookup_g = lookup+32;
1560	lookup_b = lookup+32+64;	1611	lookup_b = lookup+32+64;
1561	sh_r = 11;	1612	sh_r = 11;
1562	sh_g = 5;	1613	sh_g = 5;
1563	sh_b = 0;	1614	sh_b = 0;
1564	break;	1615	break;
1565	case 24:	1616	case 24:
1566	if ((mask_r != 0xff0000) ||	1617	if ((mask_r != 0xff0000) ||
1567	(mask_g != 0x00ff00) ||	1618	(mask_g != 0x00ff00) ||
1568	(mask_b != 0x0000ff))	1619	(mask_b != 0x0000ff))
1569	return;	1620	return;
1570	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));	1621	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1571	lookup_r = lookup;	1622	lookup_r = lookup;
1572	lookup_g = lookup+256;	1623	lookup_g = lookup+256;
1573	lookup_b = lookup+256+256;	1624	lookup_b = lookup+256+256;
1574	sh_r = 16;	1625	sh_r = 16;
1575	sh_g = 8;	1626	sh_g = 8;
1576	sh_b = 0;	1627	sh_b = 0;
1577	break;	1628	break;
1578	case 32:	1629	case 32:
1579	if ((mask_r != 0xff0000) ||	1630	if ((mask_r != 0xff0000) ||
1580	(mask_g != 0x00ff00) ||	1631	(mask_g != 0x00ff00) ||
1581	(mask_b != 0x0000ff))	1632	(mask_b != 0x0000ff))
1582	return;	1633	return;
1583	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));	1634	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1584	lookup_r = lookup;	1635	lookup_r = lookup;
1585	lookup_g = lookup+256;	1636	lookup_g = lookup+256;
1586	lookup_b = lookup+256+256;	1637	lookup_b = lookup+256+256;
1587	sh_r = 16;	1638	sh_r = 16;
1588	sh_g = 8;	1639	sh_g = 8;
1589	sh_b = 0;	1640	sh_b = 0;
1590	break;	1641	break;
1591	default:	1642	default:
1592	return; /* we do not support this color depth */	1643	return; /* we do not support this color depth */
1593	}	1644	}
1594		1645
1595	/* prepare limits for color transformation (each channel is handled separately) */	1646	/* prepare limits for color transformation (each channel is handled separately) */
1596	if (shade < 0) {	1647	if (shade > 100)
		1648	{
1597	shade = -shade;	1649	shade = 200 - shade;
1598	if (shade < 0) shade = 0;
1599	if (shade > 100) shade = 100;
1600		1650
1601	lower_lim_r = 65535-rm;	1651	high.r = (65535 - c.r) * shade / 100;
1602	lower_lim_g = 65535-gm;	1652	high.g = (65535 - c.g) * shade / 100;
1603	lower_lim_b = 65535-bm;	1653	high.b = (65535 - c.b) * shade / 100;
1604		1654
1605	lower_lim_r = 65535-(unsigned int)(((RUINT32T)lower_lim_r)*((RUINT32T)shade)/100);	1655	low.r = 65535 - high.r;
1606	lower_lim_g = 65535-(unsigned int)(((RUINT32T)lower_lim_g)*((RUINT32T)shade)/100);	1656	low.g = 65535 - high.g;
1607	lower_lim_b = 65535-(unsigned int)(((RUINT32T)lower_lim_b)*((RUINT32T)shade)/100);	1657	low.b = 65535 - high.b;
1608
1609	upper_lim_r = upper_lim_g = upper_lim_b = 65535;
1610	} else {
1611	if (shade < 0) shade = 0;
1612	if (shade > 100) shade = 100;
1613
1614	lower_lim_r = lower_lim_g = lower_lim_b = 0;
1615
1616	upper_lim_r = (unsigned int)((((RUINT32T)rm)*((RUINT32T)shade))/100);
1617	upper_lim_g = (unsigned int)((((RUINT32T)gm)*((RUINT32T)shade))/100);
1618	upper_lim_b = (unsigned int)((((RUINT32T)bm)*((RUINT32T)shade))/100);
1619	}	1658	}
1620		1659	else
1621	/* switch red and blue bytes if necessary, we need it for some weird XServers like XFree86 3.3.3.1 */
1622	if ((srcImage->bits_per_pixel == 24) && (mask_r >= 0xFF0000 ))
1623	{	1660	{
1624	unsigned int tmp;	1661	high.r = c.r * shade / 100;
		1662	high.g = c.g * shade / 100;
		1663	high.b = c.b * shade / 100;
1625		1664
1626	tmp = lower_lim_r;	1665	low.r = low.g = low.b = 0;
1627	lower_lim_r = lower_lim_b;
1628	lower_lim_b = tmp;
1629
1630	tmp = upper_lim_r;
1631	upper_lim_r = upper_lim_b;
1632	upper_lim_b = tmp;
1633	}	1666	}
1634		1667
1635	/* fill our lookup tables */	1668	/* fill our lookup tables */
1636	for (i = 0; i <= mask_r>>sh_r; i++)	1669	for (i = 0; i <= mask_r>>sh_r; i++)
1637	{	1670	{
1638	RUINT32T tmp;	1671	uint32_t tmp;
1639	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_r-lower_lim_r));	1672	tmp = i * high.r;
1640	tmp += ((RUINT32T)(mask_r>>sh_r))*((RUINT32T)lower_lim_r);	1673	tmp += (mask_r>>sh_r) * low.r;
1641	lookup_r[i] = (tmp/65535)<<sh_r;	1674	lookup_r[i] = (tmp/65535)<<sh_r;
1642	}	1675	}
1643	for (i = 0; i <= mask_g>>sh_g; i++)	1676	for (i = 0; i <= mask_g>>sh_g; i++)
1644	{	1677	{
1645	RUINT32T tmp;	1678	uint32_t tmp;
1646	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_g-lower_lim_g));	1679	tmp = i * high.g;
1647	tmp += ((RUINT32T)(mask_g>>sh_g))*((RUINT32T)lower_lim_g);	1680	tmp += (mask_g>>sh_g) * low.g;
1648	lookup_g[i] = (tmp/65535)<<sh_g;	1681	lookup_g[i] = (tmp/65535)<<sh_g;
1649	}	1682	}
1650	for (i = 0; i <= mask_b>>sh_b; i++)	1683	for (i = 0; i <= mask_b>>sh_b; i++)
1651	{	1684	{
1652	RUINT32T tmp;	1685	uint32_t tmp;
1653	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_b-lower_lim_b));	1686	tmp = i * high.b;
1654	tmp += ((RUINT32T)(mask_b>>sh_b))*((RUINT32T)lower_lim_b);	1687	tmp += (mask_b>>sh_b) * low.b;
1655	lookup_b[i] = (tmp/65535)<<sh_b;	1688	lookup_b[i] = (tmp/65535)<<sh_b;
1656	}	1689	}
1657		1690
1658	/* apply table to input image (replacing colors by newly calculated ones) */	1691	/* apply table to input image (replacing colors by newly calculated ones) */
1659	switch (srcImage->bits_per_pixel)	1692	if (srcImage->bits_per_pixel == 32
		1693	&& (srcImage->depth == 24 || srcImage->depth == 32)
		1694	&& srcImage->byte_order == host_byte_order)
1660	{	1695	{
1661	case 15:
1662	{
1663	unsigned short *p1, *pf, *p, *pl;	1696	uint32_t *p1, *pf, *p, *pl;
1664	p1 = (unsigned short *) srcImage->data;	1697	p1 = (uint32_t *) srcImage->data;
1665	pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);	1698	pf = (uint32_t *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
		1699
1666	while (p1 < pf)	1700	while (p1 < pf)
1667	{	1701	{
1668	p = p1;	1702	p = p1;
1669	pl = p1 + srcImage->width;	1703	pl = p1 + srcImage->width;
1670	for (; p < pl; p++)	1704	for (; p < pl; p++)
1671	{	1705	{
1672	*p = lookup_r[(*p & 0x7c00)>>10] |
1673	lookup_g[(*p & 0x03e0)>> 5] |
1674	lookup_b[(*p & 0x001f)];
1675	}
1676	p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1677	}
1678	break;
1679	}
1680	case 16:
1681	{
1682	unsigned short *p1, *pf, *p, *pl;
1683	p1 = (unsigned short *) srcImage->data;
1684	pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1685	while (p1 < pf)
1686	{
1687	p = p1;
1688	pl = p1 + srcImage->width;
1689	for (; p < pl; p++)
1690	{
1691	*p = lookup_r[(*p & 0xf800)>>11] |
1692	lookup_g[(*p & 0x07e0)>> 5] |
1693	lookup_b[(*p & 0x001f)];
1694	}
1695	p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1696	}
1697	break;
1698	}
1699	case 24:
1700	{
1701	unsigned char *p1, *pf, *p, *pl;
1702	p1 = (unsigned char *) srcImage->data;
1703	pf = (unsigned char *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1704	while (p1 < pf)
1705	{
1706	p = p1;
1707	pl = p1 + srcImage->width * 3;
1708	for (; p < pl; p += 3)
1709	{
1710	p[0] = lookup_r[(p[0] & 0xff0000)>>16];
1711	p[1] = lookup_r[(p[1] & 0x00ff00)>> 8];
1712	p[2] = lookup_r[(p[2] & 0x0000ff)];
1713	}
1714	p1 = (unsigned char *) ((char *) p1 + srcImage->bytes_per_line);
1715	}
1716	break;
1717	}
1718	case 32:
1719	{
1720	RUINT32T *p1, *pf, *p, *pl;
1721	p1 = (RUINT32T *) srcImage->data;
1722	pf = (RUINT32T *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1723
1724	while (p1 < pf)
1725	{
1726	p = p1;
1727	pl = p1 + srcImage->width;
1728	for (; p < pl; p++)
1729	{
1730	*p = lookup_r[(*p & 0xff0000)>>16] |	1706	*p = lookup_r[(*p & 0xff0000) >> 16] |
1731	lookup_g[(*p & 0x00ff00)>> 8] |	1707	lookup_g[(*p & 0x00ff00) >> 8] |
1732	lookup_b[(*p & 0x0000ff)] |	1708	lookup_b[(*p & 0x0000ff)] |
1733	(*p & ~0xffffff);	1709	(*p & 0xff000000);
		1710	}
		1711	p1 = (uint32_t *) ((char *) p1 + srcImage->bytes_per_line);
		1712	}
		1713	}
		1714	else
		1715	{
		1716	for (int y = 0; y < srcImage->height; y++)
		1717	for (int x = 0; x < srcImage->width; x++)
		1718	{
		1719	unsigned long pixel = XGetPixel (srcImage, x, y);
		1720	pixel = lookup_r[(pixel & mask_r) >> sh_r] |
		1721	lookup_g[(pixel & mask_g) >> sh_g] |
		1722	lookup_b[(pixel & mask_b) >> sh_b];
		1723	XPutPixel (srcImage, x, y, pixel);
1734	}	1724	}
1735	p1 = (RUINT32T *) ((char *) p1 + srcImage->bytes_per_line);
1736	}	1725	}
1737	break;
1738	}
1739	}
1740		1726
1741	free (lookup);	1727	free (lookup);
1742	}	1728	}
1743	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */	1729	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */

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