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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.53 by sf-exg, Wed Sep 1 13:18:55 2010 UTC vs.
Revision 1.118 by sf-exg, Tue Nov 16 15:49:56 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
		32
		33	#ifndef FilterConvolution
		34	#define FilterConvolution "convolution"
		35	#endif
26		36
27	#define DO_TIMING_TEST 0	37	#define DO_TIMING_TEST 0
28		38
29	#if DO_TIMING_TEST	39	#if DO_TIMING_TEST
30	# include <sys/time.h>	40	# include <sys/time.h>
…		…
96	// this is basically redundant as bgPixmap_t is only used in	106	// this is basically redundant as bgPixmap_t is only used in
97	// zero_initialised-derived structs	107	// zero_initialised-derived structs
98	#ifdef HAVE_AFTERIMAGE	108	#ifdef HAVE_AFTERIMAGE
99	original_asim = NULL;	109	original_asim = NULL;
100	#endif	110	#endif
		111	#ifdef HAVE_PIXBUF
		112	pixbuf = NULL;
		113	#endif
101	#ifdef BG_IMAGE_FROM_FILE	114	#ifdef BG_IMAGE_FROM_FILE
102	have_image = false;	115	have_image = false;
103	h_scale = v_scale = 0;	116	h_scale = v_scale = 0;
104	h_align = v_align = 0;	117	h_align = v_align = 0;
105	#endif	118	#endif
		119	#ifdef ENABLE_TRANSPARENCY
		120	shade = 100;
		121	#endif
106	flags = 0;	122	flags = 0;
107	pixmap = None;	123	pixmap = None;
108	valid_since = invalid_since = 0;	124	valid_since = invalid_since = 0;
109	target = 0;	125	target = 0;
110	}	126	}
…		…
115	#ifdef HAVE_AFTERIMAGE	131	#ifdef HAVE_AFTERIMAGE
116	if (original_asim)	132	if (original_asim)
117	safe_asimage_destroy (original_asim);	133	safe_asimage_destroy (original_asim);
118	#endif	134	#endif
119		135
		136	#ifdef HAVE_PIXBUF
		137	if (pixbuf)
		138	g_object_unref (pixbuf);
		139	#endif
		140
120	if (pixmap && target)	141	if (pixmap && target)
121	XFreePixmap (target->dpy, pixmap);	142	XFreePixmap (target->dpy, pixmap);
122	}	143	}
123		144
124	bool	145	bool
…		…
130	# endif	151	# endif
131		152
132	# ifdef BG_IMAGE_FROM_FILE	153	# ifdef BG_IMAGE_FROM_FILE
133	if (have_image)	154	if (have_image)
134	{	155	{
135	if (h_scale != 0 || v_scale != 0	156	if (flags & sizeSensitive)
136	|| h_align != 0 || v_align != 0)
137	return true;	157	return true;
138	}	158	}
139	# endif	159	# endif
140		160
141	return false;	161	return false;
…		…
150	# endif	170	# endif
151		171
152	# ifdef BG_IMAGE_FROM_FILE	172	# ifdef BG_IMAGE_FROM_FILE
153	if (have_image)	173	if (have_image)
154	{	174	{
155	if (h_align == rootAlign || v_align == rootAlign)	175	if (flags & rootAlign)
156	return true;	176	return true;
157	}	177	}
158	# endif	178	# endif
159		179
160	return false;	180	return false;
161	};	181	}
162		182
163	bool bgPixmap_t::need_client_side_rendering ()	183	bool bgPixmap_t::need_client_side_rendering ()
164	{	184	{
165	# ifdef HAVE_AFTERIMAGE	185	# ifdef HAVE_AFTERIMAGE
166	if (original_asim)	186	if (original_asim)
167	return true;	187	return true;
168	# endif	188	# endif
169	# ifdef ENABLE_TRANSPARENCY
170	if (flags & isTransparent)
171	{
172	# ifdef HAVE_AFTERIMAGE // can't blur without libAI anyways
173	if ((flags & blurNeeded) && !(flags & blurServerSide))
174	return true;
175	# endif
176	if ((flags & tintNeeded) && !(flags & tintServerSide))
177	return true;
178	}
179	# endif
180	return false;	189	return false;
181	}	190	}
182		191
183	# ifdef BG_IMAGE_FROM_FILE	192	# ifdef BG_IMAGE_FROM_FILE
184	static inline bool	193	static inline bool
…		…
200	static inline bool	209	static inline bool
201	check_set_align_value (int geom_flags, int flag, int &align, int new_value)	210	check_set_align_value (int geom_flags, int flag, int &align, int new_value)
202	{	211	{
203	if (geom_flags & flag)	212	if (geom_flags & flag)
204	{	213	{
205	if (new_value != bgPixmap_t::rootAlign)
206	{
207	if (new_value < -100)	214	if (new_value < -100)
208	new_value = -100;	215	new_value = -100;
209	else if (new_value > 200)	216	else if (new_value > 200)
210	new_value = 200;	217	new_value = 200;
211	}
212	if (new_value != align)	218	if (new_value != align)
213	{	219	{
214	align = new_value;	220	align = new_value;
215	return true;	221	return true;
216	}	222	}
…		…
220		226
221	static inline int	227	static inline int
222	make_align_position (int align, int window_size, int image_size)	228	make_align_position (int align, int window_size, int image_size)
223	{	229	{
224	int diff = window_size - image_size;	230	int diff = window_size - image_size;
225	int smaller = MIN (image_size,window_size);	231	int smaller = min (image_size, window_size);
226		232
227	if (align >= 0 && align <= 50)	233	if (align >= 0 && align <= 100)
228	return diff * align / 100;	234	return diff * align / 100;
229	else if (align > 50 && align <= 100)
230	return window_size - image_size - diff * (100 - align) / 100;
231	else if (align > 100 && align <= 200 )	235	else if (align > 100 && align <= 200)
232	return ((align - 100) * smaller / 100) + window_size - smaller;	236	return ((align - 100) * smaller / 100) + window_size - smaller;
233	else if (align > -100 && align < 0)	237	else if (align >= -100 && align < 0)
234	return ((align + 100) * smaller / 100) - image_size;	238	return ((align + 100) * smaller / 100) - image_size;
235	return 0;	239	return 0;
236	}	240	}
237		241
238	static inline int	242	static inline int
239	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)	243	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)
240	{	244	{
241	int src_pos = 0;	245	int src_pos = 0;
242	dst_pos = 0;	246	dst_pos = pos;
243	dst_size = size;	247	dst_size = size;
244	if (pos < 0 && size > target_size)	248	if (pos < 0)
245	{	249	{
246	src_pos = -pos;	250	src_pos = -pos;
		251	dst_pos = 0;
247	dst_size += pos;	252	dst_size += pos;
248	}	253	}
249	else if (pos > 0)
250	dst_pos = pos;
251		254
252	if (dst_pos + dst_size > target_size)	255	if (dst_pos + dst_size > target_size)
253	dst_size = target_size - dst_pos;	256	dst_size = target_size - dst_pos;
254	return src_pos;	257	return src_pos;
255	}	258	}
256		259
257	bool	260	bool
258	bgPixmap_t::set_geometry (const char *geom)	261	bgPixmap_t::set_geometry (const char *geom)
259	{	262	{
		263	bool changed = false;
260	int geom_flags = 0, changed = 0;	264	int geom_flags = 0;
261	int x = 0, y = 0;	265	int x = 0, y = 0;
262	unsigned int w = 0, h = 0;	266	unsigned int w = 0, h = 0;
263	unsigned int n;	267	unsigned int n;
264	unsigned long new_flags = (flags & (~geometryFlags));	268	unsigned long new_flags = (flags & (~geometryFlags));
265	const char *p;	269	const char *p;
…		…
380	w = h = noScale;	384	w = h = noScale;
381	geom_flags |= WidthValue|HeightValue;	385	geom_flags |= WidthValue|HeightValue;
382	}	386	}
383	else if (CHECK_GEOM_OPS ("propscale"))	387	else if (CHECK_GEOM_OPS ("propscale"))
384	{	388	{
385	if (w == 0 && h == 0)
386	{
387	w = windowScale;
388	geom_flags |= WidthValue;
389	}
390	new_flags |= propScale;	389	new_flags |= propScale;
391	}	390	}
392	else if (CHECK_GEOM_OPS ("hscale"))	391	else if (CHECK_GEOM_OPS ("hscale"))
393	{	392	{
394	if (w == 0) w = windowScale;	393	if (w == 0) w = windowScale;
…		…
416	x = y = centerAlign;	415	x = y = centerAlign;
417	geom_flags |= WidthValue|HeightValue|XValue|YValue;	416	geom_flags |= WidthValue|HeightValue|XValue|YValue;
418	}	417	}
419	else if (CHECK_GEOM_OPS ("root"))	418	else if (CHECK_GEOM_OPS ("root"))
420	{	419	{
		420	new_flags |= rootAlign;
421	w = h = noScale;	421	w = h = noScale;
422	x = y = rootAlign;
423	geom_flags |= WidthValue|HeightValue|XValue|YValue;	422	geom_flags |= WidthValue|HeightValue;
424	}	423	}
425	# undef CHECK_GEOM_OPS	424	# undef CHECK_GEOM_OPS
426		425
427	while (*ops != ':' && *ops != '\0') ++ops;	426	while (*ops != ':' && *ops != '\0') ++ops;
428	} /* done parsing ops */	427	} /* done parsing ops */
429	}	428	}
430		429
431	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) ++changed;	430	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;
432	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) ++changed;	431	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;
433	if (check_set_align_value (geom_flags, XValue, h_align, x)) ++changed;	432	if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;
434	if (check_set_align_value (geom_flags, YValue, v_align, y)) ++changed;	433	if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
435	}	434	}
436		435
437	if (new_flags != flags)	436	if (new_flags != flags)
438	{	437	{
439	flags = new_flags;	438	flags = new_flags;
440	changed++;	439	changed = true;
441	}	440	}
442		441
443	//fprintf (stderr, "flags = %lX, scale = %ux%u, align=%+d%+d\n",
444	// flags, h_scale, v_scale, h_align, v_align);
445	return (changed > 0);	442	return changed;
		443	}
		444
		445	void
		446	bgPixmap_t::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
		447	{
		448	int target_width = target->szHint.width;
		449	int target_height = target->szHint.height;
		450
		451	if (flags & propScale)
		452	{
		453	float scale = (float)target_width / image_width;
		454	min_it (scale, (float)target_height / image_height);
		455	w = image_width * scale + 0.5;
		456	h = image_height * scale + 0.5;
		457	}
		458	else
		459	{
		460	w = h_scale * target_width / 100;
		461	h = v_scale * target_height / 100;
		462	}
		463
		464	if (!w) w = image_width;
		465	if (!h) h = image_height;
		466
		467	if (flags & rootAlign)
		468	{
		469	target->get_window_origin (x, y);
		470	x = -x;
		471	y = -y;
		472	}
		473	else
		474	{
		475	x = make_align_position (h_align, target_width, w);
		476	y = make_align_position (v_align, target_height, h);
		477	}
		478
		479	flags &= ~sizeSensitive;
		480	if ((flags & propScale) || h_scale || v_scale
		481	|| (!(flags & rootAlign) && (h_align || v_align))
		482	|| w > target_width || h > target_height)
		483	flags |= sizeSensitive;
446	}	484	}
447		485
448	# ifdef HAVE_AFTERIMAGE	486	# ifdef HAVE_AFTERIMAGE
449	bool	487	bool
450	bgPixmap_t::render_image (unsigned long background_flags)	488	bgPixmap_t::render_image (unsigned long background_flags)
…		…
462	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);	500	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);
463		501
464	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	502	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
465	{	503	{
466	ShadingInfo as_shade;	504	ShadingInfo as_shade;
467	as_shade.shading = (shade == 0) ? 100 : shade;	505	as_shade.shading = shade;
468		506
469	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	507	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
470	if (flags & tintSet)	508	if (flags & tintSet)
471	tint.get (c);	509	tint.get (c);
472	as_shade.tintColor.red = c.r;	510	as_shade.tintColor.red = c.r;
…		…
474	as_shade.tintColor.blue = c.b;	512	as_shade.tintColor.blue = c.b;
475		513
476	background_tint = shading2tint32 (&as_shade);	514	background_tint = shading2tint32 (&as_shade);
477	}	515	}
478		516
479	if (!(background_flags & transpPmapBlured) && (flags & blurNeeded) && background != NULL)	517	if (!(background_flags & transpPmapBlurred) && (flags & blurNeeded) && background != NULL)
480	{	518	{
481	ASImage *tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,	519	ASImage *tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
482	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,	520	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,
483	100, ASIMAGE_QUALITY_DEFAULT);	521	100, ASIMAGE_QUALITY_DEFAULT);
484	if (tmp)	522	if (tmp)
…		…
496	int new_pmap_width = target_width;	534	int new_pmap_width = target_width;
497	int new_pmap_height = target_height;	535	int new_pmap_height = target_height;
498		536
499	int x = 0;	537	int x = 0;
500	int y = 0;	538	int y = 0;
501	int w = h_scale * target_width / 100;	539	int w = 0;
502	int h = v_scale * target_height / 100;	540	int h = 0;
503
504	TIMING_TEST_START (asim);
505		541
506	if (original_asim)	542	if (original_asim)
507	{	543	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
508	if (h_align == rootAlign || v_align == rootAlign)
509	{
510	target->get_window_origin (x, y);
511	x = -x;
512	y = -y;
513	}
514
515	if (h_align != rootAlign)
516	x = make_align_position (h_align, target_width, w > 0 ? w : (int)original_asim->width);
517
518	if (v_align != rootAlign)
519	y = make_align_position (v_align, target_height, h > 0 ? h : (int)original_asim->height);
520	}
521		544
522	if (!original_asim	545	if (!original_asim
		546	|| (!(flags & rootAlign)
523	|| x >= target_width	547	&& (x >= target_width
524	|| y >= target_height	548	|| y >= target_height
525	|| (w > 0 && x + w <= 0)	549	|| (x + w <= 0)
526	|| (h > 0 && y + h <= 0))	550	|| (y + h <= 0))))
527	{	551	{
528	if (background)	552	if (background)
529	{	553	{
530	new_pmap_width = background->width;	554	new_pmap_width = background->width;
531	new_pmap_height = background->height;	555	new_pmap_height = background->height;
…		…
545	}	569	}
546	else	570	else
547	{	571	{
548	result = original_asim;	572	result = original_asim;
549		573
550	if ((w > 0 && w != original_asim->width)	574	if ((w != original_asim->width)
551	|| (h > 0 && h != original_asim->height))	575	|| (h != original_asim->height))
552	{	576	{
553	result = scale_asimage (target->asv, original_asim,	577	result = scale_asimage (target->asv, original_asim,
554	w > 0 ? w : original_asim->width,	578	w, h,
555	h > 0 ? h : original_asim->height,
556	background ? ASA_ASImage : ASA_XImage,	579	background ? ASA_ASImage : ASA_XImage,
557	100, ASIMAGE_QUALITY_DEFAULT);	580	100, ASIMAGE_QUALITY_DEFAULT);
558	}	581	}
559		582
560	if (background == NULL)	583	if (background == NULL)
561	{	584	{
562	/* if tiling - pixmap has to be sized exactly as the image,
563	but there is no need to make it bigger than the window! */
564	if (h_scale == 0)
565	new_pmap_width = min (result->width, target_width);
566	if (v_scale == 0)
567	new_pmap_height = min (result->height, target_height);
568	/* we also need to tile our image in one or both directions */
569	if (h_scale == 0 || v_scale == 0)	585	if (h_scale == 0 || v_scale == 0)
570	{	586	{
		587	/* if tiling - pixmap has to be sized exactly as the image,
		588	but there is no need to make it bigger than the window! */
		589	new_pmap_width = min (result->width, target_width);
		590	new_pmap_height = min (result->height, target_height);
		591
		592	/* we also need to tile our image in both directions */
571	ASImage *tmp = tile_asimage (target->asv, result,	593	ASImage *tmp = tile_asimage (target->asv, result,
572	(h_scale > 0) ? 0 : (int)result->width - x,	594	(int)result->width - x,
573	(v_scale > 0) ? 0 : (int)result->height - y,	595	(int)result->height - y,
574	new_pmap_width,	596	new_pmap_width,
575	new_pmap_height,	597	new_pmap_height,
576	TINT_LEAVE_SAME, ASA_XImage,	598	TINT_LEAVE_SAME, ASA_XImage,
577	100, ASIMAGE_QUALITY_DEFAULT);	599	100, ASIMAGE_QUALITY_DEFAULT);
578	if (tmp)	600	if (tmp)
…		…
593	layers[0].clip_width = target_width;	615	layers[0].clip_width = target_width;
594	layers[0].clip_height = target_height;	616	layers[0].clip_height = target_height;
595	layers[0].tint = background_tint;	617	layers[0].tint = background_tint;
596	layers[1].im = result;	618	layers[1].im = result;
597		619
598	if (w <= 0)	620	if (h_scale == 0 || v_scale == 0)
599	{	621	{
600	/* tile horizontally */	622	/* tile horizontally */
601	while (x > 0) x -= (int)result->width;	623	while (x > 0) x -= (int)result->width;
602	layers[1].dst_x = x;	624	layers[1].dst_x = x;
603	layers[1].clip_width = result->width+target_width;	625	layers[1].clip_width = result->width+target_width;
…		…
607	/* clip horizontally */	629	/* clip horizontally */
608	layers[1].dst_x = x;	630	layers[1].dst_x = x;
609	layers[1].clip_width = result->width;	631	layers[1].clip_width = result->width;
610	}	632	}
611		633
612	if (h <= 0)	634	if (h_scale == 0 || v_scale == 0)
613	{	635	{
614	while (y > 0) y -= (int)result->height;	636	while (y > 0) y -= (int)result->height;
615	layers[1].dst_y = y;	637	layers[1].dst_y = y;
616	layers[1].clip_height = result->height + target_height;	638	layers[1].clip_height = result->height + target_height;
617	}	639	}
…		…
640	}	662	}
641		663
642	free (layers);	664	free (layers);
643	}	665	}
644	}	666	}
645	TIMING_TEST_PRINT_RESULT (asim);
646		667
647	bool ret = false;	668	bool ret = false;
648		669
649	if (result)	670	if (result)
650	{	671	{
651	XGCValues gcv;	672	XGCValues gcv;
652	GC gc;	673	GC gc;
653		674
654	if (pixmap)
655	{
656	if (pmap_width != new_pmap_width
657	|| pmap_height != new_pmap_height
658	|| pmap_depth != target->depth)
659	{
660	XFreePixmap (target->dpy, pixmap);
661	pixmap = None;
662	}
663	}
664
665	/* create Pixmap */	675	/* create Pixmap */
666	if (pixmap == None)	676	if (pixmap == None
		677	|| pmap_width != new_pmap_width
		678	|| pmap_height != new_pmap_height
		679	|| pmap_depth != target->depth)
667	{	680	{
		681	if (pixmap)
		682	XFreePixmap (target->dpy, pixmap);
668	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);	683	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);
669	pmap_width = new_pmap_width;	684	pmap_width = new_pmap_width;
670	pmap_height = new_pmap_height;	685	pmap_height = new_pmap_height;
671	pmap_depth = target->depth;	686	pmap_depth = target->depth;
672	}	687	}
…		…
676		691
677	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;	692	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
678	int dst_width = result->width, dst_height = result->height;	693	int dst_width = result->width, dst_height = result->height;
679	if (background == NULL)	694	if (background == NULL)
680	{	695	{
		696	if (!(h_scale == 0 || v_scale == 0))
		697	{
681	if (h_scale > 0) src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );	698	src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );
682	if (v_scale > 0) src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);	699	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
		700	}
683		701
684	if (dst_x > 0 || dst_y > 0	702	if (dst_x > 0 || dst_y > 0
685	|| dst_x + dst_width < new_pmap_width	703	|| dst_x + dst_width < new_pmap_width
686	|| dst_y + dst_height < new_pmap_height)	704	|| dst_y + dst_height < new_pmap_height)
687	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	705	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
…		…
693		711
694	if (result != background && result != original_asim)	712	if (result != background && result != original_asim)
695	destroy_asimage (&result);	713	destroy_asimage (&result);
696		714
697	XFreeGC (target->dpy, gc);	715	XFreeGC (target->dpy, gc);
698	TIMING_TEST_PRINT_RESULT (asim);
699		716
700	ret = true;	717	ret = true;
701	}	718	}
702		719
703	if (background)	720	if (background)
…		…
705		722
706	return ret;	723	return ret;
707	}	724	}
708	# endif /* HAVE_AFTERIMAGE */	725	# endif /* HAVE_AFTERIMAGE */
709		726
		727	# ifdef HAVE_PIXBUF
		728	bool
		729	bgPixmap_t::render_image (unsigned long background_flags)
		730	{
		731	if (target == NULL)
		732	return false;
		733
		734	if (!pixbuf)
		735	return false;
		736
		737	if (background_flags
		738	&& !(flags & HAS_RENDER))
		739	return false;
		740
		741	GdkPixbuf *result;
		742
		743	int image_width = gdk_pixbuf_get_width (pixbuf);
		744	int image_height = gdk_pixbuf_get_height (pixbuf);
		745
		746	int target_width = target->szHint.width;
		747	int target_height = target->szHint.height;
		748	int new_pmap_width = target_width;
		749	int new_pmap_height = target_height;
		750
		751	int x = 0;
		752	int y = 0;
		753	int w = 0;
		754	int h = 0;
		755
		756	get_image_geometry (image_width, image_height, w, h, x, y);
		757
		758	if (!(flags & rootAlign)
		759	&& (x >= target_width
		760	|| y >= target_height
		761	|| (x + w <= 0)
		762	|| (y + h <= 0)))
		763	return false;
		764
		765	result = pixbuf;
		766
		767	if ((w != image_width)
		768	|| (h != image_height))
		769	{
		770	result = gdk_pixbuf_scale_simple (pixbuf,
		771	w, h,
		772	GDK_INTERP_BILINEAR);
		773	}
		774
		775	bool ret = false;
		776
		777	if (result)
		778	{
		779	XGCValues gcv;
		780	GC gc;
		781	Pixmap root_pmap;
		782
		783	image_width = gdk_pixbuf_get_width (result);
		784	image_height = gdk_pixbuf_get_height (result);
		785
		786	if (background_flags)
		787	{
		788	root_pmap = pixmap;
		789	pixmap = None;
		790	}
		791	else
		792	{
		793	if (h_scale == 0 || v_scale == 0)
		794	{
		795	new_pmap_width = min (image_width, target_width);
		796	new_pmap_height = min (image_height, target_height);
		797	}
		798	}
		799
		800	if (pixmap == None
		801	|| pmap_width != new_pmap_width
		802	|| pmap_height != new_pmap_height
		803	|| pmap_depth != target->depth)
		804	{
		805	if (pixmap)
		806	XFreePixmap (target->dpy, pixmap);
		807	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);
		808	pmap_width = new_pmap_width;
		809	pmap_height = new_pmap_height;
		810	pmap_depth = target->depth;
		811	}
		812
		813	gcv.foreground = target->pix_colors[Color_bg];
		814	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
		815
		816	if (h_scale == 0 || v_scale == 0)
		817	{
		818	Pixmap tile = XCreatePixmap (target->dpy, target->vt, image_width, image_height, target->depth);
		819	gdk_pixbuf_xlib_render_to_drawable (result, tile, gc,
		820	0, 0,
		821	0, 0,
		822	image_width, image_height,
		823	XLIB_RGB_DITHER_NONE,
		824	0, 0);
		825
		826	gcv.tile = tile;
		827	gcv.fill_style = FillTiled;
		828	gcv.ts_x_origin = x;
		829	gcv.ts_y_origin = y;
		830	XChangeGC (target->dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
		831
		832	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
		833	XFreePixmap (target->dpy, tile);
		834	}
		835	else
		836	{
		837	int src_x, src_y, dst_x, dst_y;
		838	int dst_width, dst_height;
		839
		840	src_x = make_clip_rectangle (x, image_width , new_pmap_width , dst_x, dst_width );
		841	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);
		842
		843	if (dst_x > 0 || dst_y > 0
		844	|| dst_x + dst_width < new_pmap_width
		845	|| dst_y + dst_height < new_pmap_height)
		846	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
		847
		848	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
		849	gdk_pixbuf_xlib_render_to_drawable (result, pixmap, gc,
		850	src_x, src_y,
		851	dst_x, dst_y,
		852	dst_width, dst_height,
		853	XLIB_RGB_DITHER_NONE,
		854	0, 0);
		855	}
		856
		857	#if XRENDER
		858	if (background_flags)
		859	{
		860	Display *dpy = target->dpy;
		861	XRenderPictureAttributes pa;
		862
		863	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, target->visual);
		864	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);
		865
		866	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);
		867	Picture dst = XRenderCreatePicture (dpy, pixmap, dst_format, 0, &pa);
		868
		869	pa.repeat = True;
		870	Pixmap mask_pmap = XCreatePixmap (dpy, target->vt, 1, 1, 8);
		871	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
		872	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
		873	XFreePixmap (dpy, mask_pmap);
		874
		875	if (src && dst && mask)
		876	{
		877	XRenderColor mask_c;
		878
		879	mask_c.alpha = 0x8000;
		880	mask_c.red = 0;
		881	mask_c.green = 0;
		882	mask_c.blue = 0;
		883	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
		884	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
		885	}
		886
		887	XRenderFreePicture (dpy, src);
		888	XRenderFreePicture (dpy, dst);
		889	XRenderFreePicture (dpy, mask);
		890
		891	XFreePixmap (dpy, root_pmap);
		892	}
		893	#endif
		894
		895	if (result != pixbuf)
		896	g_object_unref (result);
		897
		898	XFreeGC (target->dpy, gc);
		899
		900	ret = true;
		901	}
		902
		903	return ret;
		904	}
		905	# endif /* HAVE_PIXBUF */
		906
710	bool	907	bool
711	bgPixmap_t::set_file (const char *file)	908	bgPixmap_t::set_file (const char *file)
712	{	909	{
713	assert (file);	910	if (!file || !*file)
		911	return false;
714		912
715	if (*file)
716	{
717	if (const char *p = strchr (file, ';'))	913	if (const char *p = strchr (file, ';'))
718	{	914	{
719	size_t len = p - file;	915	size_t len = p - file;
720	char *f = rxvt_temp_buf<char> (len + 1);	916	char *f = rxvt_temp_buf<char> (len + 1);
721	memcpy (f, file, len);	917	memcpy (f, file, len);
722	f[len] = '\0';	918	f[len] = '\0';
723	file = f;	919	file = f;
724	}	920	}
725		921
726	# ifdef HAVE_AFTERIMAGE	922	# ifdef HAVE_AFTERIMAGE
727	if (!target->asimman)	923	if (!target->asimman)
728	target->asimman = create_generic_imageman (target->rs[Rs_path]);	924	target->asimman = create_generic_imageman (target->rs[Rs_path]);
729	original_asim = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);	925	ASImage *image = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);
		926	if (image)
		927	{
730	if (original_asim)	928	if (original_asim)
		929	safe_asimage_destroy (original_asim);
		930	original_asim = image;
731	have_image = true;	931	have_image = true;
732	return have_image;	932	return true;
		933	}
733	# endif	934	# endif
		935
		936	# ifdef HAVE_PIXBUF
		937	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
		938	if (image)
734	}	939	{
		940	if (pixbuf)
		941	g_object_unref (pixbuf);
		942	pixbuf = image;
		943	have_image = true;
		944	return true;
		945	}
		946	# endif
735		947
736	return false;	948	return false;
737	}	949	}
738		950
739	# endif /* BG_IMAGE_FROM_FILE */	951	# endif /* BG_IMAGE_FROM_FILE */
…		…
752	}	964	}
753		965
754	bool	966	bool
755	bgPixmap_t::set_blur_radius (const char *geom)	967	bgPixmap_t::set_blur_radius (const char *geom)
756	{	968	{
757	int changed = 0;	969	bool changed = false;
758	unsigned int hr, vr;	970	unsigned int hr, vr;
759	int junk;	971	int junk;
760	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);	972	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
761		973
762	if (!(geom_flags & WidthValue))	974	if (!(geom_flags & WidthValue))
763	hr = 1;	975	hr = 1;
764	if (!(geom_flags & HeightValue))	976	if (!(geom_flags & HeightValue))
765	vr = hr;	977	vr = hr;
766		978
		979	min_it (hr, 128);
		980	min_it (vr, 128);
		981
767	if (h_blurRadius != hr)	982	if (h_blurRadius != hr)
768	{	983	{
769	++changed;	984	changed = true;
770	h_blurRadius = hr;	985	h_blurRadius = hr;
771	}	986	}
772		987
773	if (v_blurRadius != vr)	988	if (v_blurRadius != vr)
774	{	989	{
775	++changed;	990	changed = true;
776	v_blurRadius = vr;	991	v_blurRadius = vr;
777	}	992	}
778		993
779	if (v_blurRadius == 0 && h_blurRadius == 0)	994	if (v_blurRadius == 0 && h_blurRadius == 0)
780	flags &= ~blurNeeded;	995	flags &= ~blurNeeded;
781	else	996	else
782	flags |= blurNeeded;	997	flags |= blurNeeded;
783		998
784	return (changed > 0);	999	return changed;
785	}	1000	}
786		1001
787	static inline unsigned long	1002	static inline unsigned long
788	compute_tint_shade_flags (rxvt_color *tint, int shade)	1003	compute_tint_shade_flags (rxvt_color *tint, int shade)
789	{	1004	{
790	unsigned long flags = 0;	1005	unsigned long flags = 0;
791	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1006	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
792	bool has_shade = (shade > 0 && shade < 100) || (shade > 100 && shade < 200);	1007	bool has_shade = shade != 100;
793		1008
794	if (tint)	1009	if (tint)
795	{	1010	{
796	tint->get (c);	1011	tint->get (c);
797	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)	1012	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)
…		…
811	{	1026	{
812	flags |= bgPixmap_t::tintNeeded;	1027	flags |= bgPixmap_t::tintNeeded;
813	}	1028	}
814	}	1029	}
815		1030
816	if (flags & bgPixmap_t::tintNeeded)
817	{
818	if (flags & bgPixmap_t::tintWholesome)
819	flags |= bgPixmap_t::tintServerSide;
820	else
821	{
822	#if XFT
823	flags |= bgPixmap_t::tintServerSide;
824	#endif
825	}
826	}
827
828	return flags;	1031	return flags;
829	}	1032	}
830		1033
831	bool	1034	bool
832	bgPixmap_t::set_tint (rxvt_color &new_tint)	1035	bgPixmap_t::set_tint (rxvt_color &new_tint)
833	{	1036	{
834	if (tint != new_tint)	1037	if (!(flags & tintSet) || tint != new_tint)
835	{	1038	{
836	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);	1039	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);
837	tint = new_tint;	1040	tint = new_tint;
838	flags = (flags & ~tintFlags) | new_flags | tintSet;	1041	flags = (flags & ~tintFlags) | new_flags | tintSet;
839	return true;	1042	return true;
…		…
857	}	1060	}
858		1061
859	bool	1062	bool
860	bgPixmap_t::set_shade (const char *shade_str)	1063	bgPixmap_t::set_shade (const char *shade_str)
861	{	1064	{
862	int new_shade = (shade_str) ? atoi (shade_str) : 0;	1065	int new_shade = (shade_str) ? atoi (shade_str) : 100;
863		1066
864	if (new_shade < 0 && new_shade > -100)	1067	clamp_it (new_shade, -100, 200);
		1068	if (new_shade < 0)
865	new_shade = 200 - (100 + new_shade);	1069	new_shade = 200 - (100 + new_shade);
866	else if (new_shade == 100)
867	new_shade = 0;
868		1070
869	if (new_shade != shade)	1071	if (new_shade != shade)
870	{	1072	{
871	unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);	1073	unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);
872	shade = new_shade;	1074	shade = new_shade;
…		…
875	}	1077	}
876		1078
877	return false;	1079	return false;
878	}	1080	}
879		1081
		1082	#if XRENDER
		1083	static void
		1084	get_gaussian_kernel (int radius, int width, double *kernel, XFixed *params)
		1085	{
		1086	double sigma = radius / 2.0;
		1087	double scale = sqrt (2.0 * M_PI) * sigma;
		1088	double sum = 0.0;
		1089
		1090	for (int i = 0; i < width; i++)
		1091	{
		1092	double x = i - width / 2;
		1093	kernel[i] = exp (-(x * x) / (2.0 * sigma * sigma)) / scale;
		1094	sum += kernel[i];
		1095	}
		1096
		1097	params[0] = XDoubleToFixed (width);
		1098	params[1] = XDoubleToFixed (1);
		1099
		1100	for (int i = 0; i < width; i++)
		1101	params[i+2] = XDoubleToFixed (kernel[i] / sum);
		1102	}
		1103	#endif
		1104
		1105	bool
		1106	bgPixmap_t::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
		1107	{
		1108	bool ret = false;
		1109	#if XRENDER
		1110	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
		1111	double *kernel = (double *)malloc (size * sizeof (double));
		1112	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
		1113
		1114	Display *dpy = target->dpy;
		1115	XRenderPictureAttributes pa;
		1116	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		1117
		1118	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1119	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1120
		1121	if (kernel && params && src && dst)
		1122	{
		1123	if (h_blurRadius)
		1124	{
		1125	size = h_blurRadius * 2 + 1;
		1126	get_gaussian_kernel (h_blurRadius, size, kernel, params);
		1127
		1128	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
		1129	XRenderComposite (dpy,
		1130	PictOpSrc,
		1131	src,
		1132	None,
		1133	dst,
		1134	0, 0,
		1135	0, 0,
		1136	0, 0,
		1137	width, height);
		1138	}
		1139
		1140	if (v_blurRadius)
		1141	{
		1142	size = v_blurRadius * 2 + 1;
		1143	get_gaussian_kernel (v_blurRadius, size, kernel, params);
		1144	swap (params[0], params[1]);
		1145
		1146	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
		1147	XRenderComposite (dpy,
		1148	PictOpSrc,
		1149	src,
		1150	None,
		1151	dst,
		1152	0, 0,
		1153	0, 0,
		1154	0, 0,
		1155	width, height);
		1156	}
		1157
		1158	ret = true;
		1159	}
		1160
		1161	free (kernel);
		1162	free (params);
		1163	XRenderFreePicture (dpy, src);
		1164	XRenderFreePicture (dpy, dst);
		1165	#endif
		1166	return ret;
		1167	}
		1168
		1169	bool
		1170	bgPixmap_t::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
		1171	{
		1172	Display *dpy = target->dpy;
		1173	bool ret = false;
		1174
		1175	if (flags & tintWholesome)
		1176	{
		1177	XGCValues gcv;
		1178	GC gc;
		1179
		1180	/* In this case we can tint image server-side getting significant
		1181	* performance improvements, as we eliminate XImage transfer
		1182	*/
		1183	gcv.foreground = Pixel (tint);
		1184	gcv.function = GXand;
		1185	gcv.fill_style = FillSolid;
		1186	gc = XCreateGC (dpy, pixmap, GCFillStyle | GCForeground | GCFunction, &gcv);
		1187	if (gc)
		1188	{
		1189	XFillRectangle (dpy, pixmap, gc, 0, 0, width, height);
		1190	ret = true;
		1191	XFreeGC (dpy, gc);
		1192	}
		1193	}
		1194	else
		1195	{
		1196	# if XRENDER
		1197	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
		1198
		1199	if (flags & tintSet)
		1200	tint.get (c);
		1201
		1202	if (shade <= 100)
		1203	{
		1204	c.r = (c.r * shade) / 100;
		1205	c.g = (c.g * shade) / 100;
		1206	c.b = (c.b * shade) / 100;
		1207	}
		1208	else
		1209	{
		1210	c.r = ((0xffff - c.r) * (200 - shade)) / 100;
		1211	c.g = ((0xffff - c.g) * (200 - shade)) / 100;
		1212	c.b = ((0xffff - c.b) * (200 - shade)) / 100;
		1213	}
		1214
		1215	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
		1216	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		1217	XRenderPictureAttributes pa;
		1218
		1219	Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1220
		1221	pa.repeat = True;
		1222
		1223	Pixmap overlay_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
		1224	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
		1225	XFreePixmap (dpy, overlay_pmap);
		1226
		1227	pa.component_alpha = True;
		1228	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
		1229	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
		1230	XFreePixmap (dpy, mask_pmap);
		1231
		1232	if (mask_pic && overlay_pic && back_pic)
		1233	{
		1234	XRenderColor mask_c;
		1235
		1236	mask_c.red = mask_c.green = mask_c.blue = shade > 100 ? 0xffff : 0;
		1237	mask_c.alpha = 0xffff;
		1238	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
		1239
		1240	mask_c.alpha = 0;
		1241	mask_c.red = 0xffff - c.r;
		1242	mask_c.green = 0xffff - c.g;
		1243	mask_c.blue = 0xffff - c.b;
		1244	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
		1245	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1246	ret = true;
		1247	}
		1248
		1249	XRenderFreePicture (dpy, mask_pic);
		1250	XRenderFreePicture (dpy, overlay_pic);
		1251	XRenderFreePicture (dpy, back_pic);
		1252	# endif
		1253	}
		1254
		1255	return ret;
		1256	}
		1257
880	/* make_transparency_pixmap()	1258	/* make_transparency_pixmap()
881	* Builds a pixmap sized the same as terminal window, with depth same as the root window	1259	* Builds a pixmap of the same size as the terminal window that contains
882	* that pixmap contains tiled portion of the root pixmap that is supposed to be covered by	1260	* the tiled portion of the root pixmap that is supposed to be covered by
883	* our window.	1261	* our window.
884	*/	1262	*/
885	unsigned long	1263	unsigned long
886	bgPixmap_t::make_transparency_pixmap ()	1264	bgPixmap_t::make_transparency_pixmap ()
887	{	1265	{
…		…
891	return 0;	1269	return 0;
892		1270
893	/* root dimensions may change from call to call - but Display structure should	1271	/* root dimensions may change from call to call - but Display structure should
894	* be always up-to-date, so let's use it :	1272	* be always up-to-date, so let's use it :
895	*/	1273	*/
896	Window root = target->display->root;
897	int screen = target->display->screen;	1274	int screen = target->display->screen;
898	Display *dpy = target->dpy;	1275	Display *dpy = target->dpy;
		1276	int root_depth = DefaultDepth (dpy, screen);
899	int root_width = DisplayWidth (dpy, screen);	1277	int root_width = DisplayWidth (dpy, screen);
900	int root_height = DisplayHeight (dpy, screen);	1278	int root_height = DisplayHeight (dpy, screen);
901	unsigned int root_pmap_width, root_pmap_height;	1279	unsigned int root_pmap_width, root_pmap_height;
902	int window_width = target->szHint.width;	1280	int window_width = target->szHint.width;
903	int window_height = target->szHint.height;	1281	int window_height = target->szHint.height;
904	int sx, sy;	1282	int sx, sy;
905	XGCValues gcv;	1283	XGCValues gcv;
		1284	GC gc;
906		1285
907	TIMING_TEST_START (tp);
908	target->get_window_origin (sx, sy);	1286	target->get_window_origin (sx, sy);
909		1287
910	/* check if we are outside of the visible part of the virtual screen : */	1288	/* check if we are outside of the visible part of the virtual screen : */
911	if (sx + window_width <= 0 || sy + window_height <= 0	1289	if (sx + window_width <= 0 || sy + window_height <= 0
912	|| sx >= root_width || sy >= root_height)	1290	|| sx >= root_width || sy >= root_height)
913	return 0;	1291	return 0;
914		1292
		1293	// validate root pixmap and get its size
915	if (root_pixmap != None)	1294	if (root_pixmap != None)
916	{	1295	{
917	/* we want to validate the pixmap and get it's size at the same time : */	1296	Window wdummy;
918	int junk;	1297	int idummy;
919	unsigned int ujunk;	1298	unsigned int udummy;
920	/* root pixmap may be bad - allow a error */	1299
921	target->allowedxerror = -1;	1300	target->allowedxerror = -1;
922		1301
923	if (!XGetGeometry (dpy, root_pixmap, &root, &junk, &junk, &root_pmap_width, &root_pmap_height, &ujunk, &ujunk))	1302	if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pmap_width, &root_pmap_height, &udummy, &udummy))
924	root_pixmap = None;	1303	root_pixmap = None;
925		1304
926	target->allowedxerror = 0;	1305	target->allowedxerror = 0;
927	}	1306	}
928		1307
		1308	Pixmap recoded_root_pmap = root_pixmap;
		1309
		1310	if (root_pixmap != None && root_depth != target->depth)
		1311	{
		1312	#if XRENDER
		1313	if (flags & HAS_RENDER)
		1314	{
		1315	XRenderPictureAttributes pa;
		1316
		1317	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
		1318	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);
		1319
		1320	recoded_root_pmap = XCreatePixmap (dpy, target->vt, root_pmap_width, root_pmap_height, target->depth);
		1321	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);
		1322	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);
		1323
		1324	if (src && dst)
		1325	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
		1326	else
		1327	{
		1328	XFreePixmap (dpy, recoded_root_pmap);
		1329	root_pixmap = None;
		1330	}
		1331
		1332	XRenderFreePicture (dpy, src);
		1333	XRenderFreePicture (dpy, dst);
		1334	}
		1335	else
		1336	#endif
		1337	root_pixmap = None;
		1338	}
		1339
		1340	if (root_pixmap == None)
		1341	return 0;
		1342
929	Pixmap tiled_root_pmap = XCreatePixmap (dpy, root, window_width, window_height, root_depth);	1343	Pixmap tiled_root_pmap = XCreatePixmap (dpy, target->vt, window_width, window_height, target->depth);
930	GC gc = NULL;
931		1344
932	if (tiled_root_pmap == None) /* something really bad happened - abort */	1345	if (tiled_root_pmap == None) /* something really bad happened - abort */
933	return 0;	1346	return 0;
934		1347
935	if (root_pixmap == None)
936	{
937	/* use tricks to obtain the root background image :*/
938	/* we want to create Overrideredirect window overlapping out window
939	with background type of Parent Relative and then grab it */
940	XSetWindowAttributes attr;
941	Window src;
942	bool success = false;
943
944	attr.background_pixmap = ParentRelative;
945	attr.backing_store = Always;
946	attr.event_mask = ExposureMask;
947	attr.override_redirect = True;
948	src = XCreateWindow (dpy, root, sx, sy, window_width, window_height, 0,
949	CopyFromParent, CopyFromParent, CopyFromParent,
950	CWBackPixmap|CWBackingStore|CWOverrideRedirect|CWEventMask,
951	&attr);
952
953	if (src != None)
954	{
955	XEvent event;
956	int ev_count = 0;
957	XGrabServer (dpy);
958	XMapRaised (dpy, src);
959	XSync (dpy, False);
960
961	/* XSync should get window where it's properly exposed,
962	* but to be on the safe side - let's check for the actual event to arrive : */
963	while (XCheckWindowEvent (dpy, src, ExposureMask, &event))
964	++ev_count;
965
966	if (ev_count > 0);
967	{
968	/* hooray! - we can grab the image! */
969	gc = XCreateGC (dpy, root, 0, NULL);
970	if (gc)
971	{
972	XCopyArea (dpy, src, tiled_root_pmap, gc, 0, 0, window_width, window_height, 0, 0);
973	success = true;
974	}
975	}
976
977	XDestroyWindow (dpy, src);
978	XUngrabServer (dpy);
979	//fprintf (stderr, "%s:%d: ev_count = %d\n", __FUNCTION__, __LINE__, ev_count);
980	}
981
982	if (!success)
983	{
984	XFreePixmap (dpy, tiled_root_pmap);
985	tiled_root_pmap = None;
986	}
987	else
988	result |= transpPmapTiled;
989	}
990	else
991	{
992	/* straightforward pixmap copy */	1348	/* straightforward pixmap copy */
993	gcv.tile = root_pixmap;	1349	gcv.tile = recoded_root_pmap;
994	gcv.fill_style = FillTiled;	1350	gcv.fill_style = FillTiled;
995		1351
996	while (sx < 0) sx += (int)root_width;	1352	while (sx < 0) sx += (int)root_width;
997	while (sy < 0) sy += (int)root_height;	1353	while (sy < 0) sy += (int)root_height;
998		1354
999	gcv.ts_x_origin = -sx;	1355	gcv.ts_x_origin = -sx;
1000	gcv.ts_y_origin = -sy;	1356	gcv.ts_y_origin = -sy;
1001	gc = XCreateGC (dpy, root, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	1357	gc = XCreateGC (dpy, target->vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
1002		1358
1003	if (gc)	1359	if (gc)
1004	{	1360	{
1005	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);	1361	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
1006	result |= transpPmapTiled;	1362	result |= transpPmapTiled;
1007	}	1363	XFreeGC (dpy, gc);
1008	}
1009	TIMING_TEST_PRINT_RESULT (tp);
1010		1364
1011	if (tiled_root_pmap != None)
1012	{
1013	if (!need_client_side_rendering ())	1365	if (!need_client_side_rendering ())
1014	{	1366	{
		1367	if ((flags & blurNeeded)
		1368	&& (flags & HAS_RENDER_CONV))
		1369	{
		1370	if (blur_pixmap (tiled_root_pmap, target->visual, window_width, window_height))
		1371	result |= transpPmapBlurred;
		1372	}
1015	if ((flags & tintNeeded))	1373	if ((flags & tintNeeded)
1016	{
1017	if (flags & tintWholesome)	1374	&& (flags & (tintWholesome | HAS_RENDER)))
1018	{	1375	{
1019	/* In this case we can tint image server-side getting significant	1376	if (tint_pixmap (tiled_root_pmap, target->visual, window_width, window_height))
1020	* performance improvements, as we eliminate XImage transfer
1021	*/
1022	gcv.foreground = Pixel (tint);
1023	gcv.function = GXand;
1024	gcv.fill_style = FillSolid;
1025	if (gc)
1026	XChangeGC (dpy, gc, GCFillStyle | GCForeground | GCFunction, &gcv);
1027	else
1028	gc = XCreateGC (dpy, root, GCFillStyle | GCForeground | GCFunction, &gcv);
1029	if (gc)
1030	{
1031	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
1032	result |= transpPmapTinted;	1377	result |= transpPmapTinted;
1033	}
1034	}
1035	else
1036	{
1037	# if XFT
1038	Picture back_pic = 0;
1039	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1040
1041	if (flags & tintSet)
1042	tint.get (c);
1043
1044	if (shade > 0 && shade < 100)
1045	{
1046	c.r = (c.r * shade) / 100;
1047	c.g = (c.g * shade) / 100;
1048	c.b = (c.b * shade) / 100;
1049	}
1050	else if (shade > 100 && shade < 200)
1051	{
1052	c.r = (c.r * (200 - shade)) / 100;
1053	c.g = (c.g * (200 - shade)) / 100;
1054	c.b = (c.b * (200 - shade)) / 100;
1055	}
1056
1057	XRenderPictFormat pf;
1058	pf.type = PictTypeDirect;
1059	pf.depth = 32;
1060	pf.direct.redMask = 0xff;
1061	pf.direct.greenMask = 0xff;
1062	pf.direct.blueMask = 0xff;
1063	pf.direct.alphaMask = 0xff;
1064
1065	XRenderPictFormat *solid_format = XRenderFindFormat (dpy,
1066	(PictFormatType|
1067	PictFormatDepth|
1068	PictFormatRedMask|
1069	PictFormatGreenMask|
1070	PictFormatBlueMask|
1071	PictFormatAlphaMask),
1072	&pf,
1073	0);
1074	XRenderPictFormat *root_format = XRenderFindVisualFormat (dpy, DefaultVisualOfScreen (ScreenOfDisplay (dpy, target->display->screen)));
1075	XRenderPictureAttributes pa ;
1076
1077	back_pic = XRenderCreatePicture (dpy, tiled_root_pmap, root_format, 0, &pa);
1078
1079	pa.repeat = True;
1080
1081	Pixmap overlay_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
1082	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1083	XFreePixmap (dpy, overlay_pmap);
1084
1085	pa.component_alpha = True;
1086	Pixmap mask_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
1087	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
1088	XFreePixmap (dpy, mask_pmap);
1089
1090	if (mask_pic && overlay_pic && back_pic)
1091	{
1092	XRenderColor mask_c;
1093
1094	memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof (mask_c));
1095	mask_c.alpha = 0xffff;
1096	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1097
1098	mask_c.alpha = 0;
1099	mask_c.red = 0xffff - c.r;
1100	mask_c.green = 0xffff - c.g;
1101	mask_c.blue = 0xffff - c.b;
1102	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1103	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, window_width, window_height);
1104	result |= transpPmapTinted;
1105	}
1106
1107	XRenderFreePicture (dpy, mask_pic);
1108	XRenderFreePicture (dpy, overlay_pic);
1109	XRenderFreePicture (dpy, back_pic);
1110	# if DO_TIMING_TEST
1111	XSync (dpy, False);
1112	# endif
1113	# endif
1114	}
1115	}	1378	}
1116	} /* server side rendering completed */	1379	} /* server side rendering completed */
1117		1380
1118	if (pixmap)	1381	if (pixmap)
1119	XFreePixmap (dpy, pixmap);	1382	XFreePixmap (dpy, pixmap);
1120		1383
1121	pixmap = tiled_root_pmap;	1384	pixmap = tiled_root_pmap;
1122	pmap_width = window_width;	1385	pmap_width = window_width;
1123	pmap_height = window_height;	1386	pmap_height = window_height;
1124	pmap_depth = root_depth;	1387	pmap_depth = target->depth;
1125	}	1388	}
		1389	else
		1390	XFreePixmap (dpy, tiled_root_pmap);
1126		1391
1127	if (gc)	1392	if (recoded_root_pmap != root_pixmap)
1128	XFreeGC (dpy, gc);	1393	XFreePixmap (dpy, recoded_root_pmap);
1129
1130	TIMING_TEST_PRINT_RESULT (tp);
1131		1394
1132	return result;	1395	return result;
1133	}	1396	}
1134		1397
1135	bool	1398	void
1136	bgPixmap_t::set_root_pixmap ()	1399	bgPixmap_t::set_root_pixmap ()
1137	{	1400	{
1138	Pixmap new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);	1401	Pixmap new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);
1139	if (new_root_pixmap == None)	1402	if (new_root_pixmap == None)
1140	new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);	1403	new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);
1141		1404
1142	if (new_root_pixmap != root_pixmap)
1143	{
1144	root_pixmap = new_root_pixmap;	1405	root_pixmap = new_root_pixmap;
1145	return true;
1146	}
1147
1148	return false;
1149	}	1406	}
1150	# endif /* ENABLE_TRANSPARENCY */	1407	# endif /* ENABLE_TRANSPARENCY */
1151		1408
1152	# ifndef HAVE_AFTERIMAGE	1409	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1153	static void ShadeXImage(rxvt_term *term, XImage *srcImage, int shade, int rm, int gm, int bm);	1410	static void ShadeXImage(Visual *visual, XImage *srcImage, int shade, const rgba &c);
1154	# endif	1411	# endif
1155		1412
1156	bool	1413	bool
1157	bgPixmap_t::render ()	1414	bgPixmap_t::render ()
1158	{	1415	{
1159	unsigned long background_flags = 0;	1416	unsigned long background_flags = 0;
1160		1417
1161	if (target == NULL)	1418	if (target == NULL)
1162	return false;	1419	return false;
1163
1164	TIMING_TEST_START (tp);
1165		1420
1166	invalidate ();	1421	invalidate ();
1167	# ifdef ENABLE_TRANSPARENCY	1422	# ifdef ENABLE_TRANSPARENCY
1168	if (flags & isTransparent)	1423	if (flags & isTransparent)
1169	{	1424	{
1170	/* we need to re-generate transparency pixmap in that case ! */	1425	/* we need to re-generate transparency pixmap in that case ! */
1171	background_flags = make_transparency_pixmap ();	1426	background_flags = make_transparency_pixmap ();
1172	if (background_flags == 0)	1427	if (background_flags == 0)
1173	return false;	1428	return false;
1174	else if ((background_flags & transpTransformations) == (flags & transpTransformations)	1429	else if ((background_flags & transpTransformations) == (flags & transpTransformations))
1175	&& pmap_depth == target->depth)
1176	flags = flags & ~isInvalid;	1430	flags = flags & ~isInvalid;
1177	}	1431	}
1178	# endif	1432	# endif
1179		1433
1180	# ifdef BG_IMAGE_FROM_FILE	1434	# ifdef BG_IMAGE_FROM_FILE
…		…
1184	if (render_image (background_flags))	1438	if (render_image (background_flags))
1185	flags = flags & ~isInvalid;	1439	flags = flags & ~isInvalid;
1186	}	1440	}
1187	# endif	1441	# endif
1188		1442
		1443	# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1189	XImage *result = NULL;	1444	XImage *result = NULL;
1190		1445
1191	if (background_flags && (flags & isInvalid))	1446	if (background_flags && (flags & isInvalid))
1192	{	1447	{
1193	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);	1448	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
		1449	}
1194		1450
1195	# if !defined(HAVE_AFTERIMAGE) && !XFT	1451	if (result)
		1452	{
1196	/* our own client-side tinting */	1453	/* our own client-side tinting */
1197	/* ATTENTION: We ASSUME that XFT will let us do all the tinting necessary server-side.
1198	This may need to be changed in need_client_side_rendering() logic is altered !!! */
1199	if (result != NULL && !(background_flags & transpPmapTinted) && (flags & tintNeeded))	1454	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
1200	{	1455	{
1201	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1456	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1202	if (flags & tintSet)	1457	if (flags & tintSet)
1203	tint.get (c);	1458	tint.get (c);
1204	ShadeXImage (target, result, shade, c.r, c.g, c.b);	1459	ShadeXImage (DefaultVisual (target->dpy, target->display->screen), result, shade, c);
1205	}	1460	}
1206	# endif
1207	}
1208		1461
1209	if (result)
1210	{
1211	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);	1462	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);
1212		1463
1213	if (gc)	1464	if (gc)
1214	{	1465	{
1215	if (/*pmap_depth != target->depth &&*/ pixmap != None)
1216	{
1217	XFreePixmap (target->dpy, pixmap);
1218	pixmap = None;
1219	}
1220
1221	if (pixmap == None)
1222	{
1223	pixmap = XCreatePixmap (target->dpy, target->vt, result->width, result->height, target->depth);
1224	pmap_width = result->width;
1225	pmap_height = result->height;
1226	pmap_depth = target->depth;
1227	}
1228
1229	if (pmap_depth != result->depth)
1230	{
1231	/* Bad Match error will ensue ! stupid X !!!! */
1232	if (result->depth == 24 && pmap_depth == 32)
1233	result->depth = 32;
1234	else if (result->depth == 32 && pmap_depth == 24)
1235	result->depth = 24;
1236	else
1237	{
1238	/* TODO: implement image recoding */
1239	}
1240	}
1241
1242	if (pmap_depth == result->depth)
1243	XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);	1466	XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1244		1467
1245	XFreeGC (target->dpy, gc);	1468	XFreeGC (target->dpy, gc);
1246	flags = flags & ~isInvalid;	1469	flags = flags & ~isInvalid;
1247	}	1470	}
1248		1471
1249	XDestroyImage (result);	1472	XDestroyImage (result);
1250	}	1473	}
		1474	# endif
1251		1475
1252	if (flags & isInvalid)	1476	if (flags & isInvalid)
1253	{	1477	{
1254	if (pixmap != None)	1478	if (pixmap != None)
1255	{	1479	{
…		…
1258	}	1482	}
1259	}	1483	}
1260		1484
1261	apply ();	1485	apply ();
1262		1486
1263	XSync (target->dpy, False);
1264	valid_since = ev::now ();	1487	valid_since = ev::now ();
1265		1488
1266	TIMING_TEST_PRINT_RESULT (tp);
1267
1268	return true;	1489	return true;
1269	}	1490	}
1270		1491
1271	bool	1492	void
1272	bgPixmap_t::set_target (rxvt_term *new_target)	1493	bgPixmap_t::set_target (rxvt_term *new_target)
1273	{	1494	{
1274	if (new_target)
1275	if (target != new_target)
1276	{
1277	target = new_target;	1495	target = new_target;
1278	# ifdef ENABLE_TRANSPARENCY	1496
1279	root_depth = DefaultDepthOfScreen (ScreenOfDisplay (target->dpy, target->display->screen));	1497	flags &= ~(HAS_RENDER | HAS_RENDER_CONV);
		1498	#if XRENDER
		1499	int major, minor;
		1500	if (XRenderQueryVersion (target->dpy, &major, &minor))
		1501	flags |= HAS_RENDER;
		1502	XFilters *filters = XRenderQueryFilters (target->dpy, target->vt);
		1503	if (filters)
		1504	{
		1505	for (int i = 0; i < filters->nfilter; i++)
		1506	if (!strcmp (filters->filter[i], FilterConvolution))
		1507	flags |= HAS_RENDER_CONV;
		1508
		1509	XFree (filters);
		1510	}
1280	# endif	1511	#endif
1281	return true;
1282	}
1283
1284	return false;
1285	}	1512	}
1286		1513
1287	void	1514	void
1288	bgPixmap_t::apply ()	1515	bgPixmap_t::apply ()
1289	{	1516	{
1290	if (target)	1517	if (target == NULL)
1291	{	1518	return;
1292	flags &= ~isVtOrigin;
1293		1519
1294	if (pixmap != None)	1520	if (pixmap != None)
1295	{	1521	{
1296	/* set target's background to pixmap */	1522	/* set target's background to pixmap */
1297	# ifdef ENABLE_TRANSPARENCY	1523	# ifdef ENABLE_TRANSPARENCY
1298	if (flags & isTransparent)	1524	if (flags & isTransparent)
1299	{	1525	{
1300	XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);	1526	XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);
1301	XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);	1527	XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);
1302		1528
1303	if (target->scrollBar.win)	1529	if (target->scrollBar.win)
1304	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);	1530	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);
1305	}	1531	}
1306	else	1532	else
1307	# endif	1533	# endif
1308	{	1534	{
1309	flags |= isVtOrigin;
1310	/* force old pixmap dereference in case it was transparent before :*/	1535	/* force old pixmap dereference in case it was transparent before :*/
1311	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1312	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1313	/* do we also need to set scrollbar's background here ? */
1314
1315	if (target->scrollBar.win)
1316	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1317	}
1318	}
1319	else
1320	{
1321	/* set target background to a pixel */
1322	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);	1536	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1323	XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);	1537	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1324	/* do we also need to set scrollbar's background here ? */	1538	/* do we also need to set scrollbar's background here ? */
		1539
1325	if (target->scrollBar.win)	1540	if (target->scrollBar.win)
1326	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);	1541	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1327	}	1542	}
		1543	}
		1544	else
		1545	{
		1546	/* set target background to a pixel */
		1547	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
		1548	XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);
		1549	/* do we also need to set scrollbar's background here ? */
		1550	if (target->scrollBar.win)
		1551	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
		1552	}
1328		1553
1329	/* don't want Expose on the parent or vt. It is better to use	1554	/* don't want Expose on the parent or vt. It is better to use
1330	scr_touch or we get a great deal of flicker otherwise: */	1555	scr_touch or we get a great deal of flicker otherwise: */
1331	XClearWindow (target->dpy, target->parent[0]);	1556	XClearWindow (target->dpy, target->parent[0]);
1332		1557
1333	if (target->scrollBar.state && target->scrollBar.win)	1558	if (target->scrollBar.state && target->scrollBar.win)
1334	{	1559	{
1335	target->scrollBar.state = STATE_IDLE;	1560	target->scrollBar.state = STATE_IDLE;
1336	target->scrollBar.show (0);	1561	target->scrollBar.show (0);
1337	}	1562	}
1338		1563
1339	target->want_refresh = 1;	1564	target->want_refresh = 1;
1340	flags |= hasChanged;	1565	flags |= hasChanged;
1341	}
1342	}	1566	}
1343		1567
1344	#endif /* HAVE_BG_PIXMAP */	1568	#endif /* HAVE_BG_PIXMAP */
1345		1569
1346	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) && !XFT	1570	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1347	/* taken from aterm-0.4.2 */	1571	/* taken from aterm-0.4.2 */
1348		1572
1349	typedef uint32_t RUINT32T;
1350
1351	static void	1573	static void
1352	ShadeXImage(rxvt_term *term, XImage *srcImage, int shade, int rm, int gm, int bm)	1574	ShadeXImage(Visual *visual, XImage *srcImage, int shade, const rgba &c)
1353	{	1575	{
1354	int sh_r, sh_g, sh_b;	1576	int sh_r, sh_g, sh_b;
1355	RUINT32T mask_r, mask_g, mask_b;	1577	uint32_t mask_r, mask_g, mask_b;
1356	RUINT32T *lookup, *lookup_r, *lookup_g, *lookup_b;	1578	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1357	unsigned int lower_lim_r, lower_lim_g, lower_lim_b;	1579	rgba low;
1358	unsigned int upper_lim_r, upper_lim_g, upper_lim_b;	1580	rgba high;
1359	int i;	1581	int i;
		1582	int host_byte_order = byteorder.big_endian () ? MSBFirst : LSBFirst;
1360		1583
1361	Visual *visual = term->visual;
1362
1363	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return ;	1584	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return;
1364
1365	if (shade == 0)
1366	shade = 100;
1367		1585
1368	/* for convenience */	1586	/* for convenience */
1369	mask_r = visual->red_mask;	1587	mask_r = visual->red_mask;
1370	mask_g = visual->green_mask;	1588	mask_g = visual->green_mask;
1371	mask_b = visual->blue_mask;	1589	mask_b = visual->blue_mask;
1372		1590
1373	/* boring lookup table pre-initialization */	1591	/* boring lookup table pre-initialization */
1374	switch (srcImage->bits_per_pixel) {	1592	switch (srcImage->depth)
		1593	{
1375	case 15:	1594	case 15:
1376	if ((mask_r != 0x7c00) ||	1595	if ((mask_r != 0x7c00) ||
1377	(mask_g != 0x03e0) ||	1596	(mask_g != 0x03e0) ||
1378	(mask_b != 0x001f))	1597	(mask_b != 0x001f))
1379	return;	1598	return;
1380	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+32+32));	1599	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+32+32));
1381	lookup_r = lookup;	1600	lookup_r = lookup;
1382	lookup_g = lookup+32;	1601	lookup_g = lookup+32;
1383	lookup_b = lookup+32+32;	1602	lookup_b = lookup+32+32;
1384	sh_r = 10;	1603	sh_r = 10;
1385	sh_g = 5;	1604	sh_g = 5;
1386	sh_b = 0;	1605	sh_b = 0;
1387	break;	1606	break;
1388	case 16:	1607	case 16:
1389	if ((mask_r != 0xf800) ||	1608	if ((mask_r != 0xf800) ||
1390	(mask_g != 0x07e0) ||	1609	(mask_g != 0x07e0) ||
1391	(mask_b != 0x001f))	1610	(mask_b != 0x001f))
1392	return;	1611	return;
1393	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+64+32));	1612	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+64+32));
1394	lookup_r = lookup;	1613	lookup_r = lookup;
1395	lookup_g = lookup+32;	1614	lookup_g = lookup+32;
1396	lookup_b = lookup+32+64;	1615	lookup_b = lookup+32+64;
1397	sh_r = 11;	1616	sh_r = 11;
1398	sh_g = 5;	1617	sh_g = 5;
1399	sh_b = 0;	1618	sh_b = 0;
1400	break;	1619	break;
1401	case 24:	1620	case 24:
1402	if ((mask_r != 0xff0000) ||	1621	if ((mask_r != 0xff0000) ||
1403	(mask_g != 0x00ff00) ||	1622	(mask_g != 0x00ff00) ||
1404	(mask_b != 0x0000ff))	1623	(mask_b != 0x0000ff))
1405	return;	1624	return;
1406	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));	1625	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1407	lookup_r = lookup;	1626	lookup_r = lookup;
1408	lookup_g = lookup+256;	1627	lookup_g = lookup+256;
1409	lookup_b = lookup+256+256;	1628	lookup_b = lookup+256+256;
1410	sh_r = 16;	1629	sh_r = 16;
1411	sh_g = 8;	1630	sh_g = 8;
1412	sh_b = 0;	1631	sh_b = 0;
1413	break;	1632	break;
1414	case 32:	1633	case 32:
1415	if ((mask_r != 0xff0000) ||	1634	if ((mask_r != 0xff0000) ||
1416	(mask_g != 0x00ff00) ||	1635	(mask_g != 0x00ff00) ||
1417	(mask_b != 0x0000ff))	1636	(mask_b != 0x0000ff))
1418	return;	1637	return;
1419	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));	1638	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1420	lookup_r = lookup;	1639	lookup_r = lookup;
1421	lookup_g = lookup+256;	1640	lookup_g = lookup+256;
1422	lookup_b = lookup+256+256;	1641	lookup_b = lookup+256+256;
1423	sh_r = 16;	1642	sh_r = 16;
1424	sh_g = 8;	1643	sh_g = 8;
1425	sh_b = 0;	1644	sh_b = 0;
1426	break;	1645	break;
1427	default:	1646	default:
1428	return; /* we do not support this color depth */	1647	return; /* we do not support this color depth */
1429	}	1648	}
1430		1649
1431	/* prepare limits for color transformation (each channel is handled separately) */	1650	/* prepare limits for color transformation (each channel is handled separately) */
1432	if (shade < 0) {	1651	if (shade > 100)
		1652	{
1433	shade = -shade;	1653	shade = 200 - shade;
1434	if (shade < 0) shade = 0;
1435	if (shade > 100) shade = 100;
1436		1654
1437	lower_lim_r = 65535-rm;	1655	high.r = (65535 - c.r) * shade / 100;
1438	lower_lim_g = 65535-gm;	1656	high.g = (65535 - c.g) * shade / 100;
1439	lower_lim_b = 65535-bm;	1657	high.b = (65535 - c.b) * shade / 100;
1440		1658
1441	lower_lim_r = 65535-(unsigned int)(((RUINT32T)lower_lim_r)*((RUINT32T)shade)/100);	1659	low.r = 65535 - high.r;
1442	lower_lim_g = 65535-(unsigned int)(((RUINT32T)lower_lim_g)*((RUINT32T)shade)/100);	1660	low.g = 65535 - high.g;
1443	lower_lim_b = 65535-(unsigned int)(((RUINT32T)lower_lim_b)*((RUINT32T)shade)/100);	1661	low.b = 65535 - high.b;
1444
1445	upper_lim_r = upper_lim_g = upper_lim_b = 65535;
1446	} else {
1447	if (shade < 0) shade = 0;
1448	if (shade > 100) shade = 100;
1449
1450	lower_lim_r = lower_lim_g = lower_lim_b = 0;
1451
1452	upper_lim_r = (unsigned int)((((RUINT32T)rm)*((RUINT32T)shade))/100);
1453	upper_lim_g = (unsigned int)((((RUINT32T)gm)*((RUINT32T)shade))/100);
1454	upper_lim_b = (unsigned int)((((RUINT32T)bm)*((RUINT32T)shade))/100);
1455	}	1662	}
1456		1663	else
1457	/* switch red and blue bytes if necessary, we need it for some weird XServers like XFree86 3.3.3.1 */
1458	if ((srcImage->bits_per_pixel == 24) && (mask_r >= 0xFF0000 ))
1459	{	1664	{
1460	unsigned int tmp;	1665	high.r = c.r * shade / 100;
		1666	high.g = c.g * shade / 100;
		1667	high.b = c.b * shade / 100;
1461		1668
1462	tmp = lower_lim_r;	1669	low.r = low.g = low.b = 0;
1463	lower_lim_r = lower_lim_b;
1464	lower_lim_b = tmp;
1465
1466	tmp = upper_lim_r;
1467	upper_lim_r = upper_lim_b;
1468	upper_lim_b = tmp;
1469	}	1670	}
1470		1671
1471	/* fill our lookup tables */	1672	/* fill our lookup tables */
1472	for (i = 0; i <= mask_r>>sh_r; i++)	1673	for (i = 0; i <= mask_r>>sh_r; i++)
1473	{	1674	{
1474	RUINT32T tmp;	1675	uint32_t tmp;
1475	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_r-lower_lim_r));	1676	tmp = i * high.r;
1476	tmp += ((RUINT32T)(mask_r>>sh_r))*((RUINT32T)lower_lim_r);	1677	tmp += (mask_r>>sh_r) * low.r;
1477	lookup_r[i] = (tmp/65535)<<sh_r;	1678	lookup_r[i] = (tmp/65535)<<sh_r;
1478	}	1679	}
1479	for (i = 0; i <= mask_g>>sh_g; i++)	1680	for (i = 0; i <= mask_g>>sh_g; i++)
1480	{	1681	{
1481	RUINT32T tmp;	1682	uint32_t tmp;
1482	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_g-lower_lim_g));	1683	tmp = i * high.g;
1483	tmp += ((RUINT32T)(mask_g>>sh_g))*((RUINT32T)lower_lim_g);	1684	tmp += (mask_g>>sh_g) * low.g;
1484	lookup_g[i] = (tmp/65535)<<sh_g;	1685	lookup_g[i] = (tmp/65535)<<sh_g;
1485	}	1686	}
1486	for (i = 0; i <= mask_b>>sh_b; i++)	1687	for (i = 0; i <= mask_b>>sh_b; i++)
1487	{	1688	{
1488	RUINT32T tmp;	1689	uint32_t tmp;
1489	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_b-lower_lim_b));	1690	tmp = i * high.b;
1490	tmp += ((RUINT32T)(mask_b>>sh_b))*((RUINT32T)lower_lim_b);	1691	tmp += (mask_b>>sh_b) * low.b;
1491	lookup_b[i] = (tmp/65535)<<sh_b;	1692	lookup_b[i] = (tmp/65535)<<sh_b;
1492	}	1693	}
1493		1694
1494	/* apply table to input image (replacing colors by newly calculated ones) */	1695	/* apply table to input image (replacing colors by newly calculated ones) */
1495	switch (srcImage->bits_per_pixel)	1696	if (srcImage->bits_per_pixel == 32
		1697	&& (srcImage->depth == 24 || srcImage->depth == 32)
		1698	&& srcImage->byte_order == host_byte_order)
1496	{	1699	{
1497	case 15:
1498	{
1499	unsigned short *p1, *pf, *p, *pl;	1700	uint32_t *p1, *pf, *p, *pl;
1500	p1 = (unsigned short *) srcImage->data;	1701	p1 = (uint32_t *) srcImage->data;
1501	pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);	1702	pf = (uint32_t *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
		1703
1502	while (p1 < pf)	1704	while (p1 < pf)
1503	{	1705	{
1504	p = p1;	1706	p = p1;
1505	pl = p1 + srcImage->width;	1707	pl = p1 + srcImage->width;
1506	for (; p < pl; p++)	1708	for (; p < pl; p++)
1507	{	1709	{
1508	*p = lookup_r[(*p & 0x7c00)>>10] |
1509	lookup_g[(*p & 0x03e0)>> 5] |
1510	lookup_b[(*p & 0x001f)];
1511	}
1512	p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1513	}
1514	break;
1515	}
1516	case 16:
1517	{
1518	unsigned short *p1, *pf, *p, *pl;
1519	p1 = (unsigned short *) srcImage->data;
1520	pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1521	while (p1 < pf)
1522	{
1523	p = p1;
1524	pl = p1 + srcImage->width;
1525	for (; p < pl; p++)
1526	{
1527	*p = lookup_r[(*p & 0xf800)>>11] |
1528	lookup_g[(*p & 0x07e0)>> 5] |
1529	lookup_b[(*p & 0x001f)];
1530	}
1531	p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1532	}
1533	break;
1534	}
1535	case 24:
1536	{
1537	unsigned char *p1, *pf, *p, *pl;
1538	p1 = (unsigned char *) srcImage->data;
1539	pf = (unsigned char *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1540	while (p1 < pf)
1541	{
1542	p = p1;
1543	pl = p1 + srcImage->width * 3;
1544	for (; p < pl; p += 3)
1545	{
1546	p[0] = lookup_r[(p[0] & 0xff0000)>>16];
1547	p[1] = lookup_r[(p[1] & 0x00ff00)>> 8];
1548	p[2] = lookup_r[(p[2] & 0x0000ff)];
1549	}
1550	p1 = (unsigned char *) ((char *) p1 + srcImage->bytes_per_line);
1551	}
1552	break;
1553	}
1554	case 32:
1555	{
1556	RUINT32T *p1, *pf, *p, *pl;
1557	p1 = (RUINT32T *) srcImage->data;
1558	pf = (RUINT32T *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1559
1560	while (p1 < pf)
1561	{
1562	p = p1;
1563	pl = p1 + srcImage->width;
1564	for (; p < pl; p++)
1565	{
1566	*p = lookup_r[(*p & 0xff0000)>>16] |	1710	*p = lookup_r[(*p & 0xff0000) >> 16] |
1567	lookup_g[(*p & 0x00ff00)>> 8] |	1711	lookup_g[(*p & 0x00ff00) >> 8] |
1568	lookup_b[(*p & 0x0000ff)] |	1712	lookup_b[(*p & 0x0000ff)] |
1569	(*p & ~0xffffff);	1713	(*p & 0xff000000);
		1714	}
		1715	p1 = (uint32_t *) ((char *) p1 + srcImage->bytes_per_line);
		1716	}
		1717	}
		1718	else
		1719	{
		1720	for (int y = 0; y < srcImage->height; y++)
		1721	for (int x = 0; x < srcImage->width; x++)
		1722	{
		1723	unsigned long pixel = XGetPixel (srcImage, x, y);
		1724	pixel = lookup_r[(pixel & mask_r) >> sh_r] |
		1725	lookup_g[(pixel & mask_g) >> sh_g] |
		1726	lookup_b[(pixel & mask_b) >> sh_b];
		1727	XPutPixel (srcImage, x, y, pixel);
1570	}	1728	}
1571	p1 = (RUINT32T *) ((char *) p1 + srcImage->bytes_per_line);
1572	}	1729	}
1573	break;
1574	}
1575	}
1576		1730
1577	free (lookup);	1731	free (lookup);
1578	}	1732	}
1579	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */	1733	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */

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