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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.52 by sf-exg, Wed Sep 1 11:59:44 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>
…		…
52	* adjustment and may optionally be followed by a colon and one or more	58	* adjustment and may optionally be followed by a colon and one or more
53	* colon-delimited pixmap operations.	59	* colon-delimited pixmap operations.
54	* The following table shows the valid geometry strings and their	60	* The following table shows the valid geometry strings and their
55	* effects on the background image :	61	* effects on the background image :
56	*	62	*
57	* WxH+X+Y Set scaling to W% by H%, and position to X% by Y%.	63	* WxH+X+Y Set scaling to W% by H%, and position to X% by Y%.
58	* W and H are percentages of the terminal window size.	64	* W and H are percentages of the terminal window size.
59	* X and Y are also percentages; e.g., +50+50 centers	65	* X and Y are also percentages; e.g., +50+50 centers
60	* the image in the window.	66	* the image in the window.
61	* WxH+X Assumes Y == X	67	* WxH+X Assumes Y == X
62	* WxH Assumes Y == X == 50 (centers the image)	68	* WxH Assumes Y == X == 50 (centers the image)
63	* W+X+Y Assumes H == W	69	* W+X+Y Assumes H == W
64	* W+X Assumes H == W and Y == X	70	* W+X Assumes H == W and Y == X
65	* W Assumes H == W and Y == X == 50	71	* W Assumes H == W and Y == X == 50
66	*	72	*
67	* Adjusting position only :	73	* Adjusting position only :
68	* =+X+Y Set position to X% by Y% (absolute).	74	* =+X+Y Set position to X% by Y% (absolute).
69	* =+X Set position to X% by X%.	75	* =+X Set position to X% by X%.
70	* +X+Y Adjust position horizontally X% and vertically Y%	76	* +X+Y Adjust position horizontally X% and vertically Y%
71	* from current position (relative).	77	* from current position (relative).
72	* +X Adjust position horizontally X% and vertically X%	78	* +X Adjust position horizontally X% and vertically X%
73	* from current position.	79	* from current position.
74	*	80	*
75	* Adjusting scale only :	81	* Adjusting scale only :
76	* Wx0 Multiply horizontal scaling factor by W%	82	* Wx0 Multiply horizontal scaling factor by W%
77	* 0xH Multiply vertical scaling factor by H%	83	* 0xH Multiply vertical scaling factor by H%
78	* 0x0 No scaling (show image at normal size).	84	* 0x0 No scaling (show image at normal size).
79	*	85	*
80	* Pixmap Operations : (should be prepended by a colon)	86	* Pixmap Operations : (should be prepended by a colon)
81	* tile Tile image. Scaling/position modifiers above will affect	87	* tile Tile image. Scaling/position modifiers above will affect
82	* the tile size and origin.	88	* the tile size and origin.
83	* propscale When scaling, scale proportionally. That is, maintain the	89	* propscale When scaling, scale proportionally. That is, maintain the
84	* proper aspect ratio for the image. Any portion of the	90	* proper aspect ratio for the image. Any portion of the
85	* background not covered by the image is filled with the	91	* background not covered by the image is filled with the
86	* current background color.	92	* current background color.
87	* hscale Scale horizontally, tile vertically ?	93	* hscale Scale horizontally, tile vertically ?
88	* vscale Tile horizontally, scale vertically ?	94	* vscale Tile horizontally, scale vertically ?
…		…
96	// this is basically redundant as bgPixmap_t is only used in	102	// this is basically redundant as bgPixmap_t is only used in
97	// zero_initialised-derived structs	103	// zero_initialised-derived structs
98	#ifdef HAVE_AFTERIMAGE	104	#ifdef HAVE_AFTERIMAGE
99	original_asim = NULL;	105	original_asim = NULL;
100	#endif	106	#endif
		107	#ifdef HAVE_PIXBUF
		108	pixbuf = NULL;
		109	#endif
101	#ifdef BG_IMAGE_FROM_FILE	110	#ifdef BG_IMAGE_FROM_FILE
102	have_image = false;	111	have_image = false;
103	h_scale = v_scale = 0;	112	h_scale = v_scale = 0;
104	h_align = v_align = 0;	113	h_align = v_align = 0;
105	#endif	114	#endif
		115	#ifdef ENABLE_TRANSPARENCY
		116	shade = 100;
		117	#endif
106	flags = 0;	118	flags = 0;
107	pixmap = None;	119	pixmap = None;
108	valid_since = invalid_since = 0;	120	valid_since = invalid_since = 0;
109	target = 0;	121	target = 0;
110	}	122	}
…		…
115	#ifdef HAVE_AFTERIMAGE	127	#ifdef HAVE_AFTERIMAGE
116	if (original_asim)	128	if (original_asim)
117	safe_asimage_destroy (original_asim);	129	safe_asimage_destroy (original_asim);
118	#endif	130	#endif
119		131
		132	#ifdef HAVE_PIXBUF
		133	if (pixbuf)
		134	g_object_unref (pixbuf);
		135	#endif
		136
120	if (pixmap && target)	137	if (pixmap && target)
121	XFreePixmap (target->dpy, pixmap);	138	XFreePixmap (target->dpy, pixmap);
122	}	139	}
123		140
124	bool	141	bool
…		…
130	# endif	147	# endif
131		148
132	# ifdef BG_IMAGE_FROM_FILE	149	# ifdef BG_IMAGE_FROM_FILE
133	if (have_image)	150	if (have_image)
134	{	151	{
135	if (h_scale != 0 || v_scale != 0	152	if (flags & sizeSensitive)
136	|| h_align != 0 || v_align != 0)
137	return true;	153	return true;
138	}	154	}
139	# endif	155	# endif
140		156
141	return false;	157	return false;
…		…
150	# endif	166	# endif
151		167
152	# ifdef BG_IMAGE_FROM_FILE	168	# ifdef BG_IMAGE_FROM_FILE
153	if (have_image)	169	if (have_image)
154	{	170	{
155	if (h_align == rootAlign || v_align == rootAlign)	171	if (flags & rootAlign)
156	return true;	172	return true;
157	}	173	}
158	# endif	174	# endif
159		175
160	return false;	176	return false;
161	};	177	}
162		178
163	bool bgPixmap_t::need_client_side_rendering ()	179	bool bgPixmap_t::need_client_side_rendering ()
164	{	180	{
165	# ifdef HAVE_AFTERIMAGE	181	# ifdef HAVE_AFTERIMAGE
166	if (original_asim)	182	if (original_asim)
167	return true;	183	return true;
168	# endif	184	# 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;	185	return false;
181	}	186	}
182		187
183	# ifdef BG_IMAGE_FROM_FILE	188	# ifdef BG_IMAGE_FROM_FILE
184	static inline bool	189	static inline bool
…		…
200	static inline bool	205	static inline bool
201	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)
202	{	207	{
203	if (geom_flags & flag)	208	if (geom_flags & flag)
204	{	209	{
205	if (new_value != bgPixmap_t::rootAlign)
206	{
207	if (new_value < -100)	210	if (new_value < -100)
208	new_value = -100;	211	new_value = -100;
209	else if (new_value > 200)	212	else if (new_value > 200)
210	new_value = 200;	213	new_value = 200;
211	}
212	if (new_value != align)	214	if (new_value != align)
213	{	215	{
214	align = new_value;	216	align = new_value;
215	return true;	217	return true;
216	}	218	}
…		…
220		222
221	static inline int	223	static inline int
222	make_align_position (int align, int window_size, int image_size)	224	make_align_position (int align, int window_size, int image_size)
223	{	225	{
224	int diff = window_size - image_size;	226	int diff = window_size - image_size;
225	int smaller = MIN (image_size,window_size);	227	int smaller = min (image_size, window_size);
226		228
227	if (align >= 0 && align <= 50)	229	if (align >= 0 && align <= 100)
228	return diff * align / 100;	230	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 )	231	else if (align > 100 && align <= 200)
232	return ((align - 100) * smaller / 100) + window_size - smaller;	232	return ((align - 100) * smaller / 100) + window_size - smaller;
233	else if (align > -100 && align < 0)	233	else if (align >= -100 && align < 0)
234	return ((align + 100) * smaller / 100) - image_size;	234	return ((align + 100) * smaller / 100) - image_size;
235	return 0;	235	return 0;
236	}	236	}
237		237
238	static inline int	238	static inline int
239	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)
240	{	240	{
241	int src_pos = 0;	241	int src_pos = 0;
242	dst_pos = 0;	242	dst_pos = pos;
243	dst_size = size;	243	dst_size = size;
244	if (pos < 0 && size > target_size)	244	if (pos < 0)
245	{	245	{
246	src_pos = -pos;	246	src_pos = -pos;
		247	dst_pos = 0;
247	dst_size += pos;	248	dst_size += pos;
248	}	249	}
249	else if (pos > 0)
250	dst_pos = pos;
251		250
252	if (dst_pos + dst_size > target_size)	251	if (dst_pos + dst_size > target_size)
253	dst_size = target_size - dst_pos;	252	dst_size = target_size - dst_pos;
254	return src_pos;	253	return src_pos;
255	}	254	}
256		255
257	bool	256	bool
258	bgPixmap_t::set_geometry (const char *geom)	257	bgPixmap_t::set_geometry (const char *geom)
259	{	258	{
		259	bool changed = false;
260	int geom_flags = 0, changed = 0;	260	int geom_flags = 0;
261	int x = 0, y = 0;	261	int x = 0, y = 0;
262	unsigned int w = 0, h = 0;	262	unsigned int w = 0, h = 0;
263	unsigned int n;	263	unsigned int n;
264	unsigned long new_flags = (flags & (~geometryFlags));	264	unsigned long new_flags = (flags & (~geometryFlags));
265	const char *p;	265	const char *p;
…		…
380	w = h = noScale;	380	w = h = noScale;
381	geom_flags |= WidthValue|HeightValue;	381	geom_flags |= WidthValue|HeightValue;
382	}	382	}
383	else if (CHECK_GEOM_OPS ("propscale"))	383	else if (CHECK_GEOM_OPS ("propscale"))
384	{	384	{
385	if (w == 0 && h == 0)
386	{
387	w = windowScale;
388	geom_flags |= WidthValue;
389	}
390	new_flags |= propScale;	385	new_flags |= propScale;
391	}	386	}
392	else if (CHECK_GEOM_OPS ("hscale"))	387	else if (CHECK_GEOM_OPS ("hscale"))
393	{	388	{
394	if (w == 0) w = windowScale;	389	if (w == 0) w = windowScale;
…		…
416	x = y = centerAlign;	411	x = y = centerAlign;
417	geom_flags |= WidthValue|HeightValue|XValue|YValue;	412	geom_flags |= WidthValue|HeightValue|XValue|YValue;
418	}	413	}
419	else if (CHECK_GEOM_OPS ("root"))	414	else if (CHECK_GEOM_OPS ("root"))
420	{	415	{
		416	new_flags |= rootAlign;
421	w = h = noScale;	417	w = h = noScale;
422	x = y = rootAlign;
423	geom_flags |= WidthValue|HeightValue|XValue|YValue;	418	geom_flags |= WidthValue|HeightValue;
424	}	419	}
425	# undef CHECK_GEOM_OPS	420	# undef CHECK_GEOM_OPS
426		421
427	while (*ops != ':' && *ops != '\0') ++ops;	422	while (*ops != ':' && *ops != '\0') ++ops;
428	} /* done parsing ops */	423	} /* done parsing ops */
429	}	424	}
430		425
431	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;
432	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;
433	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;
434	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;
435	}	430	}
436		431
437	if (new_flags != flags)	432	if (new_flags != flags)
438	{	433	{
439	flags = new_flags;	434	flags = new_flags;
440	changed++;	435	changed = true;
441	}	436	}
442		437
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);	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;
446	}	480	}
447		481
448	# ifdef HAVE_AFTERIMAGE	482	# ifdef HAVE_AFTERIMAGE
449	bool	483	bool
450	bgPixmap_t::render_image (unsigned long background_flags)	484	bgPixmap_t::render_image (unsigned long background_flags)
…		…
462	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);
463		497
464	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	498	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
465	{	499	{
466	ShadingInfo as_shade;	500	ShadingInfo as_shade;
467	as_shade.shading = (shade == 0) ? 100 : shade;	501	as_shade.shading = shade;
468		502
469	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	503	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
470	if (flags & tintSet)	504	if (flags & tintSet)
471	tint.get (c);	505	tint.get (c);
472	as_shade.tintColor.red = c.r;	506	as_shade.tintColor.red = c.r;
…		…
474	as_shade.tintColor.blue = c.b;	508	as_shade.tintColor.blue = c.b;
475		509
476	background_tint = shading2tint32 (&as_shade);	510	background_tint = shading2tint32 (&as_shade);
477	}	511	}
478		512
479	if (!(background_flags & transpPmapBlured) && (flags & blurNeeded) && background != NULL)	513	if (!(background_flags & transpPmapBlurred) && (flags & blurNeeded) && background != NULL)
480	{	514	{
481	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,
482	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,	516	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,
483	100, ASIMAGE_QUALITY_DEFAULT);	517	100, ASIMAGE_QUALITY_DEFAULT);
484	if (tmp)	518	if (tmp)
…		…
496	int new_pmap_width = target_width;	530	int new_pmap_width = target_width;
497	int new_pmap_height = target_height;	531	int new_pmap_height = target_height;
498		532
499	int x = 0;	533	int x = 0;
500	int y = 0;	534	int y = 0;
501	int w = h_scale * target_width / 100;	535	int w = 0;
502	int h = v_scale * target_height / 100;	536	int h = 0;
503
504	TIMING_TEST_START (asim);
505		537
506	if (original_asim)	538	if (original_asim)
507	{	539	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		540
522	if (!original_asim	541	if (!original_asim
		542	|| (!(flags & rootAlign)
523	|| x >= target_width	543	&& (x >= target_width
524	|| y >= target_height	544	|| y >= target_height
525	|| (w > 0 && x + w <= 0)	545	|| (x + w <= 0)
526	|| (h > 0 && y + h <= 0))	546	|| (y + h <= 0))))
527	{	547	{
528	if (background)	548	if (background)
529	{	549	{
530	new_pmap_width = background->width;	550	new_pmap_width = background->width;
531	new_pmap_height = background->height;	551	new_pmap_height = background->height;
…		…
545	}	565	}
546	else	566	else
547	{	567	{
548	result = original_asim;	568	result = original_asim;
549		569
550	if ((w > 0 && w != original_asim->width)	570	if ((w != original_asim->width)
551	|| (h > 0 && h != original_asim->height))	571	|| (h != original_asim->height))
552	{	572	{
553	result = scale_asimage (target->asv, original_asim,	573	result = scale_asimage (target->asv, original_asim,
554	w > 0 ? w : original_asim->width,	574	w, h,
555	h > 0 ? h : original_asim->height,
556	background ? ASA_ASImage : ASA_XImage,	575	background ? ASA_ASImage : ASA_XImage,
557	100, ASIMAGE_QUALITY_DEFAULT);	576	100, ASIMAGE_QUALITY_DEFAULT);
558	}	577	}
559		578
560	if (background == NULL)	579	if (background == NULL)
561	{	580	{
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)	581	if (h_scale == 0 || v_scale == 0)
570	{	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 */
571	ASImage *tmp = tile_asimage (target->asv, result,	589	ASImage *tmp = tile_asimage (target->asv, result,
572	(h_scale > 0) ? 0 : (int)result->width - x,	590	(int)result->width - x,
573	(v_scale > 0) ? 0 : (int)result->height - y,	591	(int)result->height - y,
574	new_pmap_width,	592	new_pmap_width,
575	new_pmap_height,	593	new_pmap_height,
576	TINT_LEAVE_SAME, ASA_XImage,	594	TINT_LEAVE_SAME, ASA_XImage,
577	100, ASIMAGE_QUALITY_DEFAULT);	595	100, ASIMAGE_QUALITY_DEFAULT);
578	if (tmp)	596	if (tmp)
…		…
593	layers[0].clip_width = target_width;	611	layers[0].clip_width = target_width;
594	layers[0].clip_height = target_height;	612	layers[0].clip_height = target_height;
595	layers[0].tint = background_tint;	613	layers[0].tint = background_tint;
596	layers[1].im = result;	614	layers[1].im = result;
597		615
598	if (w <= 0)	616	if (h_scale == 0 || v_scale == 0)
599	{	617	{
600	/* tile horizontally */	618	/* tile horizontally */
601	while (x > 0) x -= (int)result->width;	619	while (x > 0) x -= (int)result->width;
602	layers[1].dst_x = x;	620	layers[1].dst_x = x;
603	layers[1].clip_width = result->width+target_width;	621	layers[1].clip_width = result->width+target_width;
…		…
607	/* clip horizontally */	625	/* clip horizontally */
608	layers[1].dst_x = x;	626	layers[1].dst_x = x;
609	layers[1].clip_width = result->width;	627	layers[1].clip_width = result->width;
610	}	628	}
611		629
612	if (h <= 0)	630	if (h_scale == 0 || v_scale == 0)
613	{	631	{
614	while (y > 0) y -= (int)result->height;	632	while (y > 0) y -= (int)result->height;
615	layers[1].dst_y = y;	633	layers[1].dst_y = y;
616	layers[1].clip_height = result->height + target_height;	634	layers[1].clip_height = result->height + target_height;
617	}	635	}
…		…
640	}	658	}
641		659
642	free (layers);	660	free (layers);
643	}	661	}
644	}	662	}
645	TIMING_TEST_PRINT_RESULT (asim);
646		663
647	bool ret = false;	664	bool ret = false;
648		665
649	if (result)	666	if (result)
650	{	667	{
651	XGCValues gcv;	668	XGCValues gcv;
652	GC gc;	669	GC gc;
653		670
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 */	671	/* create Pixmap */
666	if (pixmap == None)	672	if (pixmap == None
		673	|| pmap_width != new_pmap_width
		674	|| pmap_height != new_pmap_height
		675	|| pmap_depth != target->depth)
667	{	676	{
		677	if (pixmap)
		678	XFreePixmap (target->dpy, pixmap);
668	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);
669	pmap_width = new_pmap_width;	680	pmap_width = new_pmap_width;
670	pmap_height = new_pmap_height;	681	pmap_height = new_pmap_height;
671	pmap_depth = target->depth;	682	pmap_depth = target->depth;
672	}	683	}
…		…
676		687
677	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;
678	int dst_width = result->width, dst_height = result->height;	689	int dst_width = result->width, dst_height = result->height;
679	if (background == NULL)	690	if (background == NULL)
680	{	691	{
		692	if (!(h_scale == 0 || v_scale == 0))
		693	{
681	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 );
682	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	}
683		697
684	if (dst_x > 0 || dst_y > 0	698	if (dst_x > 0 || dst_y > 0
685	|| dst_x + dst_width < new_pmap_width	699	|| dst_x + dst_width < new_pmap_width
686	|| dst_y + dst_height < new_pmap_height)	700	|| dst_y + dst_height < new_pmap_height)
687	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);
…		…
693		707
694	if (result != background && result != original_asim)	708	if (result != background && result != original_asim)
695	destroy_asimage (&result);	709	destroy_asimage (&result);
696		710
697	XFreeGC (target->dpy, gc);	711	XFreeGC (target->dpy, gc);
698	TIMING_TEST_PRINT_RESULT (asim);
699		712
700	ret = true;	713	ret = true;
701	}	714	}
702		715
703	if (background)	716	if (background)
…		…
705		718
706	return ret;	719	return ret;
707	}	720	}
708	# endif /* HAVE_AFTERIMAGE */	721	# endif /* HAVE_AFTERIMAGE */
709		722
		723	# ifdef HAVE_PIXBUF
		724	bool
		725	bgPixmap_t::render_image (unsigned long background_flags)
		726	{
		727	if (target == NULL)
		728	return false;
		729
		730	if (!pixbuf)
		731	return false;
		732
		733	if (background_flags
		734	&& !(flags & HAS_RENDER))
		735	return false;
		736
		737	GdkPixbuf *result;
		738
		739	int image_width = gdk_pixbuf_get_width (pixbuf);
		740	int image_height = gdk_pixbuf_get_height (pixbuf);
		741
		742	int target_width = target->szHint.width;
		743	int target_height = target->szHint.height;
		744	int new_pmap_width = target_width;
		745	int new_pmap_height = target_height;
		746
		747	int x = 0;
		748	int y = 0;
		749	int w = 0;
		750	int h = 0;
		751
		752	get_image_geometry (image_width, image_height, w, h, x, y);
		753
		754	if (!(flags & rootAlign)
		755	&& (x >= target_width
		756	|| y >= target_height
		757	|| (x + w <= 0)
		758	|| (y + h <= 0)))
		759	return false;
		760
		761	result = pixbuf;
		762
		763	if ((w != image_width)
		764	|| (h != image_height))
		765	{
		766	result = gdk_pixbuf_scale_simple (pixbuf,
		767	w, h,
		768	GDK_INTERP_BILINEAR);
		769	}
		770
		771	bool ret = false;
		772
		773	if (result)
		774	{
		775	XGCValues gcv;
		776	GC gc;
		777	Pixmap root_pmap;
		778
		779	image_width = gdk_pixbuf_get_width (result);
		780	image_height = gdk_pixbuf_get_height (result);
		781
		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	{
		791	new_pmap_width = min (image_width, target_width);
		792	new_pmap_height = min (image_height, target_height);
		793	}
		794	}
		795
		796	if (pixmap == None
		797	|| pmap_width != new_pmap_width
		798	|| pmap_height != new_pmap_height
		799	|| pmap_depth != target->depth)
		800	{
		801	if (pixmap)
		802	XFreePixmap (target->dpy, pixmap);
		803	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);
		804	pmap_width = new_pmap_width;
		805	pmap_height = new_pmap_height;
		806	pmap_depth = target->depth;
		807	}
		808
		809	gcv.foreground = target->pix_colors[Color_bg];
		810	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
		811
		812	if (h_scale == 0 || v_scale == 0)
		813	{
		814	Pixmap tile = XCreatePixmap (target->dpy, target->vt, image_width, image_height, target->depth);
		815	gdk_pixbuf_xlib_render_to_drawable (result, tile, gc,
		816	0, 0,
		817	0, 0,
		818	image_width, image_height,
		819	XLIB_RGB_DITHER_NONE,
		820	0, 0);
		821
		822	gcv.tile = tile;
		823	gcv.fill_style = FillTiled;
		824	gcv.ts_x_origin = x;
		825	gcv.ts_y_origin = y;
		826	XChangeGC (target->dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
		827
		828	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
		829	XFreePixmap (target->dpy, tile);
		830	}
		831	else
		832	{
		833	int src_x, src_y, dst_x, dst_y;
		834	int dst_width, dst_height;
		835
		836	src_x = make_clip_rectangle (x, image_width , new_pmap_width , dst_x, dst_width );
		837	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);
		838
		839	if (dst_x > 0 || dst_y > 0
		840	|| dst_x + dst_width < new_pmap_width
		841	|| dst_y + dst_height < new_pmap_height)
		842	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
		843
		844	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
		845	gdk_pixbuf_xlib_render_to_drawable (result, pixmap, gc,
		846	src_x, src_y,
		847	dst_x, dst_y,
		848	dst_width, dst_height,
		849	XLIB_RGB_DITHER_NONE,
		850	0, 0);
		851	}
		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
		891	if (result != pixbuf)
		892	g_object_unref (result);
		893
		894	XFreeGC (target->dpy, gc);
		895
		896	ret = true;
		897	}
		898
		899	return ret;
		900	}
		901	# endif /* HAVE_PIXBUF */
		902
710	bool	903	bool
711	bgPixmap_t::set_file (const char *file)	904	bgPixmap_t::set_file (const char *file)
712	{	905	{
713	assert (file);	906	if (!file || !*file)
		907	return false;
714		908
715	if (*file)
716	{
717	if (const char *p = strchr (file, ';'))	909	if (const char *p = strchr (file, ';'))
718	{	910	{
719	size_t len = p - file;	911	size_t len = p - file;
720	char *f = rxvt_temp_buf<char> (len + 1);	912	char *f = rxvt_temp_buf<char> (len + 1);
721	memcpy (f, file, len);	913	memcpy (f, file, len);
722	f[len] = '\0';	914	f[len] = '\0';
723	file = f;	915	file = f;
724	}	916	}
725		917
726	# ifdef HAVE_AFTERIMAGE	918	# ifdef HAVE_AFTERIMAGE
727	if (!target->asimman)	919	if (!target->asimman)
728	target->asimman = create_generic_imageman (target->rs[Rs_path]);	920	target->asimman = create_generic_imageman (target->rs[Rs_path]);
729	original_asim = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);	921	ASImage *image = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);
		922	if (image)
		923	{
730	if (original_asim)	924	if (original_asim)
		925	safe_asimage_destroy (original_asim);
		926	original_asim = image;
731	have_image = true;	927	have_image = true;
732	return have_image;	928	return true;
		929	}
733	# endif	930	# endif
		931
		932	# ifdef HAVE_PIXBUF
		933	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
		934	if (image)
734	}	935	{
		936	if (pixbuf)
		937	g_object_unref (pixbuf);
		938	pixbuf = image;
		939	have_image = true;
		940	return true;
		941	}
		942	# endif
735		943
736	return false;	944	return false;
737	}	945	}
738		946
739	# endif /* BG_IMAGE_FROM_FILE */	947	# endif /* BG_IMAGE_FROM_FILE */
…		…
752	}	960	}
753		961
754	bool	962	bool
755	bgPixmap_t::set_blur_radius (const char *geom)	963	bgPixmap_t::set_blur_radius (const char *geom)
756	{	964	{
757	int changed = 0;	965	bool changed = false;
758	unsigned int hr, vr;	966	unsigned int hr, vr;
759	int junk;	967	int junk;
760	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);	968	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
761		969
762	if (!(geom_flags & WidthValue))	970	if (!(geom_flags & WidthValue))
763	hr = 1;	971	hr = 1;
764	if (!(geom_flags & HeightValue))	972	if (!(geom_flags & HeightValue))
765	vr = hr;	973	vr = hr;
766		974
		975	min_it (hr, 128);
		976	min_it (vr, 128);
		977
767	if (h_blurRadius != hr)	978	if (h_blurRadius != hr)
768	{	979	{
769	++changed;	980	changed = true;
770	h_blurRadius = hr;	981	h_blurRadius = hr;
771	}	982	}
772		983
773	if (v_blurRadius != vr)	984	if (v_blurRadius != vr)
774	{	985	{
775	++changed;	986	changed = true;
776	v_blurRadius = vr;	987	v_blurRadius = vr;
777	}	988	}
778		989
779	if (v_blurRadius == 0 && h_blurRadius == 0)	990	if (v_blurRadius == 0 && h_blurRadius == 0)
780	flags &= ~blurNeeded;	991	flags &= ~blurNeeded;
781	else	992	else
782	flags |= blurNeeded;	993	flags |= blurNeeded;
783		994
784	return (changed > 0);	995	return changed;
785	}	996	}
786		997
787	static inline unsigned long	998	static inline unsigned long
788	compute_tint_shade_flags (rxvt_color *tint, int shade)	999	compute_tint_shade_flags (rxvt_color *tint, int shade)
789	{	1000	{
790	unsigned long flags = 0;	1001	unsigned long flags = 0;
791	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1002	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
792	bool has_shade = (shade > 0 && shade < 100) || (shade > 100 && shade < 200);	1003	bool has_shade = shade != 100;
793		1004
794	if (tint)	1005	if (tint)
795	{	1006	{
796	tint->get (c);	1007	tint->get (c);
797	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)	1008	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)
…		…
811	{	1022	{
812	flags |= bgPixmap_t::tintNeeded;	1023	flags |= bgPixmap_t::tintNeeded;
813	}	1024	}
814	}	1025	}
815		1026
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;	1027	return flags;
829	}	1028	}
830		1029
831	bool	1030	bool
832	bgPixmap_t::set_tint (rxvt_color &new_tint)	1031	bgPixmap_t::set_tint (rxvt_color &new_tint)
833	{	1032	{
834	if (tint != new_tint)	1033	if (!(flags & tintSet) || tint != new_tint)
835	{	1034	{
836	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);	1035	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);
837	tint = new_tint;	1036	tint = new_tint;
838	flags = (flags & ~tintFlags) | new_flags | tintSet;	1037	flags = (flags & ~tintFlags) | new_flags | tintSet;
839	return true;	1038	return true;
…		…
857	}	1056	}
858		1057
859	bool	1058	bool
860	bgPixmap_t::set_shade (const char *shade_str)	1059	bgPixmap_t::set_shade (const char *shade_str)
861	{	1060	{
862	int new_shade = (shade_str) ? atoi (shade_str) : 0;	1061	int new_shade = (shade_str) ? atoi (shade_str) : 100;
863		1062
864	if (new_shade < 0 && new_shade > -100)	1063	clamp_it (new_shade, -100, 200);
		1064	if (new_shade < 0)
865	new_shade = 200 - (100 + new_shade);	1065	new_shade = 200 - (100 + new_shade);
866	else if (new_shade == 100)
867	new_shade = 0;
868		1066
869	if (new_shade != shade)	1067	if (new_shade != shade)
870	{	1068	{
871	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);
872	shade = new_shade;	1070	shade = new_shade;
…		…
875	}	1073	}
876		1074
877	return false;	1075	return false;
878	}	1076	}
879		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
880	/* make_transparency_pixmap()	1254	/* make_transparency_pixmap()
881	* 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
882	* 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
883	* our window.	1257	* our window.
884	*/	1258	*/
885	unsigned long	1259	unsigned long
886	bgPixmap_t::make_transparency_pixmap ()	1260	bgPixmap_t::make_transparency_pixmap ()
887	{	1261	{
…		…
891	return 0;	1265	return 0;
892		1266
893	/* 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
894	* be always up-to-date, so let's use it :	1268	* be always up-to-date, so let's use it :
895	*/	1269	*/
896	Window root = target->display->root;
897	int screen = target->display->screen;	1270	int screen = target->display->screen;
898	Display *dpy = target->dpy;	1271	Display *dpy = target->dpy;
		1272	int root_depth = DefaultDepth (dpy, screen);
899	int root_width = DisplayWidth (dpy, screen);	1273	int root_width = DisplayWidth (dpy, screen);
900	int root_height = DisplayHeight (dpy, screen);	1274	int root_height = DisplayHeight (dpy, screen);
901	unsigned int root_pmap_width, root_pmap_height;	1275	unsigned int root_pmap_width, root_pmap_height;
902	int window_width = target->szHint.width;	1276	int window_width = target->szHint.width;
903	int window_height = target->szHint.height;	1277	int window_height = target->szHint.height;
904	int sx, sy;	1278	int sx, sy;
905	XGCValues gcv;	1279	XGCValues gcv;
		1280	GC gc;
906		1281
907	TIMING_TEST_START (tp);
908	target->get_window_origin (sx, sy);	1282	target->get_window_origin (sx, sy);
909		1283
910	/* 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 : */
911	if (sx + window_width <= 0 || sy + window_height <= 0	1285	if (sx + window_width <= 0 || sy + window_height <= 0
912	|| sx >= root_width || sy >= root_height)	1286	|| sx >= root_width || sy >= root_height)
913	return 0;	1287	return 0;
914		1288
		1289	// validate root pixmap and get its size
915	if (root_pixmap != None)	1290	if (root_pixmap != None)
916	{	1291	{
917	/* we want to validate the pixmap and get it's size at the same time : */	1292	Window wdummy;
918	int junk;	1293	int idummy;
919	unsigned int ujunk;	1294	unsigned int udummy;
920	/* root pixmap may be bad - allow a error */	1295
921	target->allowedxerror = -1;	1296	target->allowedxerror = -1;
922		1297
923	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))
924	root_pixmap = None;	1299	root_pixmap = None;
925		1300
926	target->allowedxerror = 0;	1301	target->allowedxerror = 0;
927	}	1302	}
928		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
929	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);
930	GC gc = NULL;
931		1340
932	if (tiled_root_pmap == None) /* something really bad happened - abort */	1341	if (tiled_root_pmap == None) /* something really bad happened - abort */
933	return 0;	1342	return 0;
934		1343
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 */	1344	/* straightforward pixmap copy */
993	gcv.tile = root_pixmap;	1345	gcv.tile = recoded_root_pmap;
994	gcv.fill_style = FillTiled;	1346	gcv.fill_style = FillTiled;
995		1347
996	while (sx < 0) sx += (int)root_width;	1348	while (sx < 0) sx += (int)root_width;
997	while (sy < 0) sy += (int)root_height;	1349	while (sy < 0) sy += (int)root_height;
998		1350
999	gcv.ts_x_origin = -sx;	1351	gcv.ts_x_origin = -sx;
1000	gcv.ts_y_origin = -sy;	1352	gcv.ts_y_origin = -sy;
1001	gc = XCreateGC (dpy, root, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	1353	gc = XCreateGC (dpy, target->vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
1002		1354
1003	if (gc)	1355	if (gc)
1004	{	1356	{
1005	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);
1006	result |= transpPmapTiled;	1358	result |= transpPmapTiled;
1007	}	1359	XFreeGC (dpy, gc);
1008	}
1009	TIMING_TEST_PRINT_RESULT (tp);
1010		1360
1011	if (tiled_root_pmap != None)
1012	{
1013	if (!need_client_side_rendering ())	1361	if (!need_client_side_rendering ())
1014	{	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	}
1015	if ((flags & tintNeeded))	1369	if ((flags & tintNeeded)
1016	{
1017	if (flags & tintWholesome)	1370	&& (flags & (tintWholesome | HAS_RENDER)))
1018	{	1371	{
1019	/* In this case we can tint image server-side getting significant	1372	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;	1373	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	}	1374	}
1116	} /* server side rendering completed */	1375	} /* server side rendering completed */
1117		1376
1118	if (pixmap)	1377	if (pixmap)
1119	XFreePixmap (dpy, pixmap);	1378	XFreePixmap (dpy, pixmap);
1120		1379
1121	pixmap = tiled_root_pmap;	1380	pixmap = tiled_root_pmap;
1122	pmap_width = window_width;	1381	pmap_width = window_width;
1123	pmap_height = window_height;	1382	pmap_height = window_height;
1124	pmap_depth = root_depth;	1383	pmap_depth = target->depth;
1125	}	1384	}
		1385	else
		1386	XFreePixmap (dpy, tiled_root_pmap);
1126		1387
1127	if (gc)	1388	if (recoded_root_pmap != root_pixmap)
1128	XFreeGC (dpy, gc);	1389	XFreePixmap (dpy, recoded_root_pmap);
1129
1130	TIMING_TEST_PRINT_RESULT (tp);
1131		1390
1132	return result;	1391	return result;
1133	}	1392	}
1134		1393
1135	bool	1394	void
1136	bgPixmap_t::set_root_pixmap ()	1395	bgPixmap_t::set_root_pixmap ()
1137	{	1396	{
1138	Pixmap new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);	1397	Pixmap new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);
1139	if (new_root_pixmap == None)	1398	if (new_root_pixmap == None)
1140	new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);	1399	new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);
1141		1400
1142	if (new_root_pixmap != root_pixmap)
1143	{
1144	root_pixmap = new_root_pixmap;	1401	root_pixmap = new_root_pixmap;
1145	return true;
1146	}
1147
1148	return false;
1149	}	1402	}
1150	# endif /* ENABLE_TRANSPARENCY */	1403	# endif /* ENABLE_TRANSPARENCY */
1151		1404
1152	# ifndef HAVE_AFTERIMAGE	1405	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1153	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);
1154	# endif	1407	# endif
1155		1408
1156	bool	1409	bool
1157	bgPixmap_t::render ()	1410	bgPixmap_t::render ()
1158	{	1411	{
1159	unsigned long background_flags = 0;	1412	unsigned long background_flags = 0;
1160		1413
1161	if (target == NULL)	1414	if (target == NULL)
1162	return false;	1415	return false;
1163
1164	TIMING_TEST_START (tp);
1165		1416
1166	invalidate ();	1417	invalidate ();
1167	# ifdef ENABLE_TRANSPARENCY	1418	# ifdef ENABLE_TRANSPARENCY
1168	if (flags & isTransparent)	1419	if (flags & isTransparent)
1169	{	1420	{
1170	/* we need to re-generate transparency pixmap in that case ! */	1421	/* we need to re-generate transparency pixmap in that case ! */
1171	background_flags = make_transparency_pixmap ();	1422	background_flags = make_transparency_pixmap ();
1172	if (background_flags == 0)	1423	if (background_flags == 0)
1173	return false;	1424	return false;
1174	else if ((background_flags & transpTransformations) == (flags & transpTransformations)	1425	else if ((background_flags & transpTransformations) == (flags & transpTransformations))
1175	&& pmap_depth == target->depth)
1176	flags = flags & ~isInvalid;	1426	flags = flags & ~isInvalid;
1177	}	1427	}
1178	# endif	1428	# endif
1179		1429
1180	# ifdef BG_IMAGE_FROM_FILE	1430	# ifdef BG_IMAGE_FROM_FILE
…		…
1184	if (render_image (background_flags))	1434	if (render_image (background_flags))
1185	flags = flags & ~isInvalid;	1435	flags = flags & ~isInvalid;
1186	}	1436	}
1187	# endif	1437	# endif
1188		1438
		1439	# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1189	XImage *result = NULL;	1440	XImage *result = NULL;
1190		1441
1191	if (background_flags && (flags & isInvalid))	1442	if (background_flags && (flags & isInvalid))
1192	{	1443	{
1193	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);
		1445	}
1194		1446
1195	# if !defined(HAVE_AFTERIMAGE) && !XFT	1447	if (result)
		1448	{
1196	/* our own client-side tinting */	1449	/* 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))	1450	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
1200	{	1451	{
1201	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1452	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1202	if (flags & tintSet)	1453	if (flags & tintSet)
1203	tint.get (c);	1454	tint.get (c);
1204	ShadeXImage (target, result, shade, c.r, c.g, c.b);	1455	ShadeXImage (DefaultVisual (target->dpy, target->display->screen), result, shade, c);
1205	}	1456	}
1206	# endif
1207	}
1208		1457
1209	if (result)
1210	{
1211	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);	1458	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);
1212		1459
1213	if (gc)	1460	if (gc)
1214	{	1461	{
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);	1462	XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1244		1463
1245	XFreeGC (target->dpy, gc);	1464	XFreeGC (target->dpy, gc);
1246	flags = flags & ~isInvalid;	1465	flags = flags & ~isInvalid;
1247	}	1466	}
1248		1467
1249	XDestroyImage (result);	1468	XDestroyImage (result);
1250	}	1469	}
		1470	# endif
1251		1471
1252	if (flags & isInvalid)	1472	if (flags & isInvalid)
1253	{	1473	{
1254	if (pixmap != None)	1474	if (pixmap != None)
1255	{	1475	{
…		…
1258	}	1478	}
1259	}	1479	}
1260		1480
1261	apply ();	1481	apply ();
1262		1482
1263	XSync (target->dpy, False);
1264	valid_since = ev::now ();	1483	valid_since = ev::now ();
1265		1484
1266	TIMING_TEST_PRINT_RESULT (tp);
1267
1268	return true;	1485	return true;
1269	}	1486	}
1270		1487
1271	bool	1488	void
1272	bgPixmap_t::set_target (rxvt_term *new_target)	1489	bgPixmap_t::set_target (rxvt_term *new_target)
1273	{	1490	{
1274	if (new_target)
1275	if (target != new_target)
1276	{
1277	target = new_target;	1491	target = new_target;
1278	# ifdef ENABLE_TRANSPARENCY	1492
1279	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	}
1280	# endif	1507	#endif
1281	return true;
1282	}
1283
1284	return false;
1285	}	1508	}
1286		1509
1287	void	1510	void
1288	bgPixmap_t::apply ()	1511	bgPixmap_t::apply ()
1289	{	1512	{
1290	if (target)	1513	if (target == NULL)
1291	{	1514	return;
1292	flags &= ~isVtOrigin;
1293		1515
1294	if (pixmap != None)	1516	if (pixmap != None)
1295	{	1517	{
1296	/* set target's background to pixmap */	1518	/* set target's background to pixmap */
1297	# ifdef ENABLE_TRANSPARENCY	1519	# ifdef ENABLE_TRANSPARENCY
1298	if (flags & isTransparent)	1520	if (flags & isTransparent)
1299	{	1521	{
1300	XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);	1522	XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);
1301	XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);	1523	XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);
1302		1524
1303	if (target->scrollBar.win)	1525	if (target->scrollBar.win)
1304	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);	1526	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);
1305	}	1527	}
1306	else	1528	else
1307	# endif	1529	# endif
1308	{	1530	{
1309	flags |= isVtOrigin;
1310	/* force old pixmap dereference in case it was transparent before :*/	1531	/* 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]);	1532	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1323	XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);	1533	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1324	/* do we also need to set scrollbar's background here ? */	1534	/* do we also need to set scrollbar's background here ? */
		1535
1325	if (target->scrollBar.win)	1536	if (target->scrollBar.win)
1326	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);	1537	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1327	}	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	}
1328		1549
1329	/* 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
1330	scr_touch or we get a great deal of flicker otherwise: */	1551	scr_touch or we get a great deal of flicker otherwise: */
1331	XClearWindow (target->dpy, target->parent[0]);	1552	XClearWindow (target->dpy, target->parent[0]);
1332		1553
1333	if (target->scrollBar.state && target->scrollBar.win)	1554	if (target->scrollBar.state && target->scrollBar.win)
1334	{	1555	{
1335	target->scrollBar.state = STATE_IDLE;	1556	target->scrollBar.state = STATE_IDLE;
1336	target->scrollBar.show (0);	1557	target->scrollBar.show (0);
1337	}	1558	}
1338		1559
1339	target->want_refresh = 1;	1560	target->want_refresh = 1;
1340	flags |= hasChanged;	1561	flags |= hasChanged;
1341	}
1342	}	1562	}
1343		1563
1344	#endif /* HAVE_BG_PIXMAP */	1564	#endif /* HAVE_BG_PIXMAP */
1345		1565
1346	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) && !XFT	1566	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1347	/* taken from aterm-0.4.2 */	1567	/* taken from aterm-0.4.2 */
1348		1568
1349	typedef uint32_t RUINT32T;
1350
1351	static void	1569	static void
1352	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)
1353	{	1571	{
1354	int sh_r, sh_g, sh_b;	1572	int sh_r, sh_g, sh_b;
1355	RUINT32T mask_r, mask_g, mask_b;	1573	uint32_t mask_r, mask_g, mask_b;
1356	RUINT32T *lookup, *lookup_r, *lookup_g, *lookup_b;	1574	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1357	unsigned int lower_lim_r, lower_lim_g, lower_lim_b;	1575	rgba low;
1358	unsigned int upper_lim_r, upper_lim_g, upper_lim_b;	1576	rgba high;
1359	int i;	1577	int i;
		1578	int host_byte_order = byteorder.big_endian () ? MSBFirst : LSBFirst;
1360		1579
1361	Visual *visual = term->visual;
1362
1363	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return ;	1580	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return;
1364
1365	if (shade == 0)
1366	shade = 100;
1367		1581
1368	/* for convenience */	1582	/* for convenience */
1369	mask_r = visual->red_mask;	1583	mask_r = visual->red_mask;
1370	mask_g = visual->green_mask;	1584	mask_g = visual->green_mask;
1371	mask_b = visual->blue_mask;	1585	mask_b = visual->blue_mask;
1372		1586
1373	/* boring lookup table pre-initialization */	1587	/* boring lookup table pre-initialization */
1374	switch (srcImage->bits_per_pixel) {	1588	switch (srcImage->depth)
		1589	{
1375	case 15:	1590	case 15:
1376	if ((mask_r != 0x7c00) ||	1591	if ((mask_r != 0x7c00) ||
1377	(mask_g != 0x03e0) ||	1592	(mask_g != 0x03e0) ||
1378	(mask_b != 0x001f))	1593	(mask_b != 0x001f))
1379	return;	1594	return;
1380	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+32+32));	1595	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+32+32));
1381	lookup_r = lookup;	1596	lookup_r = lookup;
1382	lookup_g = lookup+32;	1597	lookup_g = lookup+32;
1383	lookup_b = lookup+32+32;	1598	lookup_b = lookup+32+32;
1384	sh_r = 10;	1599	sh_r = 10;
1385	sh_g = 5;	1600	sh_g = 5;
1386	sh_b = 0;	1601	sh_b = 0;
1387	break;	1602	break;
1388	case 16:	1603	case 16:
1389	if ((mask_r != 0xf800) ||	1604	if ((mask_r != 0xf800) ||
1390	(mask_g != 0x07e0) ||	1605	(mask_g != 0x07e0) ||
1391	(mask_b != 0x001f))	1606	(mask_b != 0x001f))
1392	return;	1607	return;
1393	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+64+32));	1608	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+64+32));
1394	lookup_r = lookup;	1609	lookup_r = lookup;
1395	lookup_g = lookup+32;	1610	lookup_g = lookup+32;
1396	lookup_b = lookup+32+64;	1611	lookup_b = lookup+32+64;
1397	sh_r = 11;	1612	sh_r = 11;
1398	sh_g = 5;	1613	sh_g = 5;
1399	sh_b = 0;	1614	sh_b = 0;
1400	break;	1615	break;
1401	case 24:	1616	case 24:
1402	if ((mask_r != 0xff0000) ||	1617	if ((mask_r != 0xff0000) ||
1403	(mask_g != 0x00ff00) ||	1618	(mask_g != 0x00ff00) ||
1404	(mask_b != 0x0000ff))	1619	(mask_b != 0x0000ff))
1405	return;	1620	return;
1406	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));	1621	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1407	lookup_r = lookup;	1622	lookup_r = lookup;
1408	lookup_g = lookup+256;	1623	lookup_g = lookup+256;
1409	lookup_b = lookup+256+256;	1624	lookup_b = lookup+256+256;
1410	sh_r = 16;	1625	sh_r = 16;
1411	sh_g = 8;	1626	sh_g = 8;
1412	sh_b = 0;	1627	sh_b = 0;
1413	break;	1628	break;
1414	case 32:	1629	case 32:
1415	if ((mask_r != 0xff0000) ||	1630	if ((mask_r != 0xff0000) ||
1416	(mask_g != 0x00ff00) ||	1631	(mask_g != 0x00ff00) ||
1417	(mask_b != 0x0000ff))	1632	(mask_b != 0x0000ff))
1418	return;	1633	return;
1419	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));	1634	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1420	lookup_r = lookup;	1635	lookup_r = lookup;
1421	lookup_g = lookup+256;	1636	lookup_g = lookup+256;
1422	lookup_b = lookup+256+256;	1637	lookup_b = lookup+256+256;
1423	sh_r = 16;	1638	sh_r = 16;
1424	sh_g = 8;	1639	sh_g = 8;
1425	sh_b = 0;	1640	sh_b = 0;
1426	break;	1641	break;
1427	default:	1642	default:
1428	return; /* we do not support this color depth */	1643	return; /* we do not support this color depth */
1429	}	1644	}
1430		1645
1431	/* prepare limits for color transformation (each channel is handled separately) */	1646	/* prepare limits for color transformation (each channel is handled separately) */
1432	if (shade < 0) {	1647	if (shade > 100)
		1648	{
1433	shade = -shade;	1649	shade = 200 - shade;
1434	if (shade < 0) shade = 0;
1435	if (shade > 100) shade = 100;
1436		1650
1437	lower_lim_r = 65535-rm;	1651	high.r = (65535 - c.r) * shade / 100;
1438	lower_lim_g = 65535-gm;	1652	high.g = (65535 - c.g) * shade / 100;
1439	lower_lim_b = 65535-bm;	1653	high.b = (65535 - c.b) * shade / 100;
1440		1654
1441	lower_lim_r = 65535-(unsigned int)(((RUINT32T)lower_lim_r)*((RUINT32T)shade)/100);	1655	low.r = 65535 - high.r;
1442	lower_lim_g = 65535-(unsigned int)(((RUINT32T)lower_lim_g)*((RUINT32T)shade)/100);	1656	low.g = 65535 - high.g;
1443	lower_lim_b = 65535-(unsigned int)(((RUINT32T)lower_lim_b)*((RUINT32T)shade)/100);	1657	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	}	1658	}
1456		1659	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	{	1660	{
1460	unsigned int tmp;	1661	high.r = c.r * shade / 100;
		1662	high.g = c.g * shade / 100;
		1663	high.b = c.b * shade / 100;
1461		1664
1462	tmp = lower_lim_r;	1665	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	}	1666	}
1470		1667
1471	/* fill our lookup tables */	1668	/* fill our lookup tables */
1472	for (i = 0; i <= mask_r>>sh_r; i++)	1669	for (i = 0; i <= mask_r>>sh_r; i++)
1473	{	1670	{
1474	RUINT32T tmp;	1671	uint32_t tmp;
1475	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_r-lower_lim_r));	1672	tmp = i * high.r;
1476	tmp += ((RUINT32T)(mask_r>>sh_r))*((RUINT32T)lower_lim_r);	1673	tmp += (mask_r>>sh_r) * low.r;
1477	lookup_r[i] = (tmp/65535)<<sh_r;	1674	lookup_r[i] = (tmp/65535)<<sh_r;
1478	}	1675	}
1479	for (i = 0; i <= mask_g>>sh_g; i++)	1676	for (i = 0; i <= mask_g>>sh_g; i++)
1480	{	1677	{
1481	RUINT32T tmp;	1678	uint32_t tmp;
1482	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_g-lower_lim_g));	1679	tmp = i * high.g;
1483	tmp += ((RUINT32T)(mask_g>>sh_g))*((RUINT32T)lower_lim_g);	1680	tmp += (mask_g>>sh_g) * low.g;
1484	lookup_g[i] = (tmp/65535)<<sh_g;	1681	lookup_g[i] = (tmp/65535)<<sh_g;
1485	}	1682	}
1486	for (i = 0; i <= mask_b>>sh_b; i++)	1683	for (i = 0; i <= mask_b>>sh_b; i++)
1487	{	1684	{
1488	RUINT32T tmp;	1685	uint32_t tmp;
1489	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_b-lower_lim_b));	1686	tmp = i * high.b;
1490	tmp += ((RUINT32T)(mask_b>>sh_b))*((RUINT32T)lower_lim_b);	1687	tmp += (mask_b>>sh_b) * low.b;
1491	lookup_b[i] = (tmp/65535)<<sh_b;	1688	lookup_b[i] = (tmp/65535)<<sh_b;
1492	}	1689	}
1493		1690
1494	/* apply table to input image (replacing colors by newly calculated ones) */	1691	/* apply table to input image (replacing colors by newly calculated ones) */
1495	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)
1496	{	1695	{
1497	case 15:
1498	{
1499	unsigned short *p1, *pf, *p, *pl;	1696	uint32_t *p1, *pf, *p, *pl;
1500	p1 = (unsigned short *) srcImage->data;	1697	p1 = (uint32_t *) srcImage->data;
1501	pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);	1698	pf = (uint32_t *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
		1699
1502	while (p1 < pf)	1700	while (p1 < pf)
1503	{	1701	{
1504	p = p1;	1702	p = p1;
1505	pl = p1 + srcImage->width;	1703	pl = p1 + srcImage->width;
1506	for (; p < pl; p++)	1704	for (; p < pl; p++)
1507	{	1705	{
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] |	1706	*p = lookup_r[(*p & 0xff0000) >> 16] |
1567	lookup_g[(*p & 0x00ff00)>> 8] |	1707	lookup_g[(*p & 0x00ff00) >> 8] |
1568	lookup_b[(*p & 0x0000ff)] |	1708	lookup_b[(*p & 0x0000ff)] |
1569	(*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);
1570	}	1724	}
1571	p1 = (RUINT32T *) ((char *) p1 + srcImage->bytes_per_line);
1572	}	1725	}
1573	break;
1574	}
1575	}
1576		1726
1577	free (lookup);	1727	free (lookup);
1578	}	1728	}
1579	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */	1729	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */

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