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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.57 by sf-exg, Fri Sep 3 22:43:22 2010 UTC vs.
Revision 1.119 by sf-exg, Thu Nov 18 17:28:12 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>
…		…
56	*	66	*
57	* WxH+X+Y Set scaling to W% by H%, and position to X% by Y%.	67	* 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.	68	* W and H are percentages of the terminal window size.
59	* X and Y are also percentages; e.g., +50+50 centers	69	* X and Y are also percentages; e.g., +50+50 centers
60	* the image in the window.	70	* the image in the window.
61	* WxH+X Assumes Y == X
62	* WxH Assumes Y == X == 50 (centers the image)
63	* W+X+Y Assumes H == W
64	* W+X Assumes H == W and Y == X
65	* W Assumes H == W and Y == X == 50
66	*
67	* Adjusting position only :
68	* =+X+Y Set position to X% by Y% (absolute).
69	* =+X Set position to X% by X%.
70	* +X+Y Adjust position horizontally X% and vertically Y%
71	* from current position (relative).
72	* +X Adjust position horizontally X% and vertically X%
73	* from current position.
74	*
75	* Adjusting scale only :
76	* Wx0 Multiply horizontal scaling factor by W%
77	* 0xH Multiply vertical scaling factor by H%
78	* 0x0 No scaling (show image at normal size).
79	*	71	*
80	* Pixmap Operations : (should be prepended by a colon)	72	* Pixmap Operations : (should be prepended by a colon)
81	* tile Tile image. Scaling/position modifiers above will affect	73	* tile Tile image. Scaling/position modifiers above will affect
82	* the tile size and origin.	74	* the tile size and origin.
83	* propscale When scaling, scale proportionally. That is, maintain the	75	* propscale When scaling, scale proportionally. That is, maintain the
…		…
104	#ifdef BG_IMAGE_FROM_FILE	96	#ifdef BG_IMAGE_FROM_FILE
105	have_image = false;	97	have_image = false;
106	h_scale = v_scale = 0;	98	h_scale = v_scale = 0;
107	h_align = v_align = 0;	99	h_align = v_align = 0;
108	#endif	100	#endif
		101	#ifdef ENABLE_TRANSPARENCY
		102	shade = 100;
		103	#endif
109	flags = 0;	104	flags = 0;
110	pixmap = None;	105	pixmap = None;
111	valid_since = invalid_since = 0;	106	valid_since = invalid_since = 0;
112	target = 0;	107	target = 0;
113	}	108	}
…		…
138	# endif	133	# endif
139		134
140	# ifdef BG_IMAGE_FROM_FILE	135	# ifdef BG_IMAGE_FROM_FILE
141	if (have_image)	136	if (have_image)
142	{	137	{
143	if (h_scale != 0 || v_scale != 0	138	if (flags & sizeSensitive)
144	|| h_align != 0 || v_align != 0)
145	return true;	139	return true;
146	}	140	}
147	# endif	141	# endif
148		142
149	return false;	143	return false;
…		…
158	# endif	152	# endif
159		153
160	# ifdef BG_IMAGE_FROM_FILE	154	# ifdef BG_IMAGE_FROM_FILE
161	if (have_image)	155	if (have_image)
162	{	156	{
163	if (h_align == rootAlign || v_align == rootAlign)	157	if (flags & rootAlign)
164	return true;	158	return true;
165	}	159	}
166	# endif	160	# endif
167		161
168	return false;	162	return false;
169	};	163	}
170		164
171	bool bgPixmap_t::need_client_side_rendering ()	165	bool bgPixmap_t::need_client_side_rendering ()
172	{	166	{
173	# ifdef HAVE_AFTERIMAGE	167	# ifdef HAVE_AFTERIMAGE
174	if (original_asim)	168	if (original_asim)
175	return true;	169	return true;
176	# endif	170	# endif
177	# ifdef ENABLE_TRANSPARENCY
178	if (flags & isTransparent)
179	{
180	# ifdef HAVE_AFTERIMAGE // can't blur without libAI anyways
181	if ((flags & blurNeeded) && !(flags & blurServerSide))
182	return true;
183	# endif
184	if ((flags & tintNeeded) && !(flags & tintServerSide))
185	return true;
186	}
187	# endif
188	return false;	171	return false;
189	}	172	}
190		173
191	# ifdef BG_IMAGE_FROM_FILE	174	# ifdef BG_IMAGE_FROM_FILE
192	static inline bool	175	static inline bool
…		…
208	static inline bool	191	static inline bool
209	check_set_align_value (int geom_flags, int flag, int &align, int new_value)	192	check_set_align_value (int geom_flags, int flag, int &align, int new_value)
210	{	193	{
211	if (geom_flags & flag)	194	if (geom_flags & flag)
212	{	195	{
213	if (new_value != bgPixmap_t::rootAlign)
214	{
215	if (new_value < -100)	196	if (new_value < -100)
216	new_value = -100;	197	new_value = -100;
217	else if (new_value > 200)	198	else if (new_value > 200)
218	new_value = 200;	199	new_value = 200;
219	}
220	if (new_value != align)	200	if (new_value != align)
221	{	201	{
222	align = new_value;	202	align = new_value;
223	return true;	203	return true;
224	}	204	}
…		…
230	make_align_position (int align, int window_size, int image_size)	210	make_align_position (int align, int window_size, int image_size)
231	{	211	{
232	int diff = window_size - image_size;	212	int diff = window_size - image_size;
233	int smaller = min (image_size, window_size);	213	int smaller = min (image_size, window_size);
234		214
235	if (align >= 0 && align <= 50)	215	if (align >= 0 && align <= 100)
236	return diff * align / 100;	216	return diff * align / 100;
237	else if (align > 50 && align <= 100)
238	return window_size - image_size - diff * (100 - align) / 100;
239	else if (align > 100 && align <= 200 )	217	else if (align > 100 && align <= 200)
240	return ((align - 100) * smaller / 100) + window_size - smaller;	218	return ((align - 100) * smaller / 100) + window_size - smaller;
241	else if (align > -100 && align < 0)	219	else if (align >= -100 && align < 0)
242	return ((align + 100) * smaller / 100) - image_size;	220	return ((align + 100) * smaller / 100) - image_size;
243	return 0;	221	return 0;
244	}	222	}
245		223
246	static inline int	224	static inline int
247	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)	225	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)
248	{	226	{
249	int src_pos = 0;	227	int src_pos = 0;
250	dst_pos = 0;	228	dst_pos = pos;
251	dst_size = size;	229	dst_size = size;
252	if (pos < 0 && size > target_size)	230	if (pos < 0)
253	{	231	{
254	src_pos = -pos;	232	src_pos = -pos;
		233	dst_pos = 0;
255	dst_size += pos;	234	dst_size += pos;
256	}	235	}
257	else if (pos > 0)
258	dst_pos = pos;
259		236
260	if (dst_pos + dst_size > target_size)	237	if (dst_pos + dst_size > target_size)
261	dst_size = target_size - dst_pos;	238	dst_size = target_size - dst_pos;
262	return src_pos;	239	return src_pos;
263	}	240	}
264		241
265	bool	242	bool
266	bgPixmap_t::set_geometry (const char *geom)	243	bgPixmap_t::set_geometry (const char *geom, bool update)
267	{	244	{
		245	bool changed = false;
268	int geom_flags = 0, changed = 0;	246	int geom_flags = 0;
269	int x = 0, y = 0;	247	int x = 0, y = 0;
270	unsigned int w = 0, h = 0;	248	unsigned int w = 0, h = 0;
271	unsigned int n;	249	unsigned int n;
272	unsigned long new_flags = (flags & (~geometryFlags));	250	unsigned long new_flags = (flags & (~geometryFlags));
273	const char *p;	251	const char *p;
…		…
284		262
285	n = (p - geom);	263	n = (p - geom);
286	if (n < MAXLEN_GEOM)	264	if (n < MAXLEN_GEOM)
287	{	265	{
288	char *ops;	266	char *ops;
289	new_flags |= geometrySet;
290		267
291	memcpy (str, geom, n);	268	memcpy (str, geom, n);
292	str[n] = '\0';	269	str[n] = '\0';
293	if (str[0] == ':')	270	if (str[0] == ':')
294	ops = &str[0];	271	ops = &str[0];
…		…
309	if (ops > str || ops == NULL)	286	if (ops > str || ops == NULL)
310	{	287	{
311	/* we have geometry string - let's handle it prior to applying ops */	288	/* we have geometry string - let's handle it prior to applying ops */
312	geom_flags = XParseGeometry (str, &x, &y, &w, &h);	289	geom_flags = XParseGeometry (str, &x, &y, &w, &h);
313		290
314	if ((geom_flags & XValue) && !(geom_flags & YValue))
315	{
316	y = x;
317	geom_flags |= YValue;
318	}
319
320	if (flags & geometrySet)
321	{
322	/* new geometry is an adjustment to the old one ! */
323	if ((geom_flags & WidthValue) && (geom_flags & HeightValue))
324	{
325	if (w == 0 && h != 0)
326	{
327	w = h_scale;
328	h = (v_scale * h) / 100;
329	}
330	else if (h == 0 && w != 0)
331	{
332	w = (h_scale * w) / 100;
333	h = v_scale;
334	}
335	}
336	if (geom_flags & XValue)
337	{
338	if (str[0] != '=')
339	{
340	y += v_align;
341	x += h_align;
342	}
343	}
344	}
345	else /* setting up geometry from scratch */	291	if (!update) /* setting up geometry from scratch */
346	{	292	{
347	if (!(geom_flags & XValue))	293	if (!(geom_flags & XValue))
348	{	294	{
349	/* use default geometry - centered */	295	/* use default geometry - centered */
350	x = y = defaultAlign;	296	x = y = defaultAlign;
…		…
364	}	310	}
365	else	311	else
366	w = h;	312	w = h;
367	}	313	}
368	} /* done parsing geometry string */	314	} /* done parsing geometry string */
369	else if (!(flags & geometrySet))	315	else if (!update)
370	{	316	{
371	/* default geometry - scaled and centered */	317	/* default geometry - scaled and centered */
372	x = y = defaultAlign;	318	x = y = defaultAlign;
373	w = h = defaultScale;	319	w = h = defaultScale;
374	}	320	}
375		321
376	if (!(flags & geometrySet))	322	if (!update)
377	geom_flags |= WidthValue|HeightValue|XValue|YValue;	323	geom_flags |= WidthValue|HeightValue|XValue|YValue;
378		324
379	if (ops)	325	if (ops)
380	{	326	{
381	while (*ops)	327	while (*ops)
…		…
388	w = h = noScale;	334	w = h = noScale;
389	geom_flags |= WidthValue|HeightValue;	335	geom_flags |= WidthValue|HeightValue;
390	}	336	}
391	else if (CHECK_GEOM_OPS ("propscale"))	337	else if (CHECK_GEOM_OPS ("propscale"))
392	{	338	{
393	if (w == 0 && h == 0)
394	{
395	w = windowScale;
396	geom_flags |= WidthValue;
397	}
398	new_flags |= propScale;	339	new_flags |= propScale;
399	}	340	}
400	else if (CHECK_GEOM_OPS ("hscale"))	341	else if (CHECK_GEOM_OPS ("hscale"))
401	{	342	{
402	if (w == 0) w = windowScale;	343	if (w == 0) w = windowScale;
…		…
424	x = y = centerAlign;	365	x = y = centerAlign;
425	geom_flags |= WidthValue|HeightValue|XValue|YValue;	366	geom_flags |= WidthValue|HeightValue|XValue|YValue;
426	}	367	}
427	else if (CHECK_GEOM_OPS ("root"))	368	else if (CHECK_GEOM_OPS ("root"))
428	{	369	{
		370	new_flags |= rootAlign;
429	w = h = noScale;	371	w = h = noScale;
430	x = y = rootAlign;
431	geom_flags |= WidthValue|HeightValue|XValue|YValue;	372	geom_flags |= WidthValue|HeightValue;
432	}	373	}
433	# undef CHECK_GEOM_OPS	374	# undef CHECK_GEOM_OPS
434		375
435	while (*ops != ':' && *ops != '\0') ++ops;	376	while (*ops != ':' && *ops != '\0') ++ops;
436	} /* done parsing ops */	377	} /* done parsing ops */
437	}	378	}
438		379
439	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) ++changed;	380	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;
440	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) ++changed;	381	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;
441	if (check_set_align_value (geom_flags, XValue, h_align, x)) ++changed;	382	if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;
442	if (check_set_align_value (geom_flags, YValue, v_align, y)) ++changed;	383	if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
443	}	384	}
444		385
445	if (new_flags != flags)	386	if (new_flags != flags)
446	{	387	{
447	flags = new_flags;	388	flags = new_flags;
448	changed++;	389	changed = true;
449	}	390	}
450		391
451	//fprintf (stderr, "flags = %lX, scale = %ux%u, align=%+d%+d\n",
452	// flags, h_scale, v_scale, h_align, v_align);
453	return (changed > 0);	392	return changed;
		393	}
		394
		395	void
		396	bgPixmap_t::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
		397	{
		398	int target_width = target->szHint.width;
		399	int target_height = target->szHint.height;
		400
		401	if (flags & propScale)
		402	{
		403	float scale = (float)target_width / image_width;
		404	min_it (scale, (float)target_height / image_height);
		405	w = image_width * scale + 0.5;
		406	h = image_height * scale + 0.5;
		407	}
		408	else
		409	{
		410	w = h_scale * target_width / 100;
		411	h = v_scale * target_height / 100;
		412	}
		413
		414	if (!w) w = image_width;
		415	if (!h) h = image_height;
		416
		417	if (flags & rootAlign)
		418	{
		419	target->get_window_origin (x, y);
		420	x = -x;
		421	y = -y;
		422	}
		423	else
		424	{
		425	x = make_align_position (h_align, target_width, w);
		426	y = make_align_position (v_align, target_height, h);
		427	}
		428
		429	flags &= ~sizeSensitive;
		430	if ((flags & propScale) || h_scale || v_scale
		431	|| (!(flags & rootAlign) && (h_align || v_align))
		432	|| w > target_width || h > target_height)
		433	flags |= sizeSensitive;
454	}	434	}
455		435
456	# ifdef HAVE_AFTERIMAGE	436	# ifdef HAVE_AFTERIMAGE
457	bool	437	bool
458	bgPixmap_t::render_image (unsigned long background_flags)	438	bgPixmap_t::render_image (unsigned long background_flags)
…		…
470	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);	450	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);
471		451
472	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	452	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
473	{	453	{
474	ShadingInfo as_shade;	454	ShadingInfo as_shade;
475	as_shade.shading = (shade == 0) ? 100 : shade;	455	as_shade.shading = shade;
476		456
477	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	457	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
478	if (flags & tintSet)	458	if (flags & tintSet)
479	tint.get (c);	459	tint.get (c);
480	as_shade.tintColor.red = c.r;	460	as_shade.tintColor.red = c.r;
…		…
482	as_shade.tintColor.blue = c.b;	462	as_shade.tintColor.blue = c.b;
483		463
484	background_tint = shading2tint32 (&as_shade);	464	background_tint = shading2tint32 (&as_shade);
485	}	465	}
486		466
487	if (!(background_flags & transpPmapBlured) && (flags & blurNeeded) && background != NULL)	467	if (!(background_flags & transpPmapBlurred) && (flags & blurNeeded) && background != NULL)
488	{	468	{
489	ASImage *tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,	469	ASImage *tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
490	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,	470	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,
491	100, ASIMAGE_QUALITY_DEFAULT);	471	100, ASIMAGE_QUALITY_DEFAULT);
492	if (tmp)	472	if (tmp)
…		…
504	int new_pmap_width = target_width;	484	int new_pmap_width = target_width;
505	int new_pmap_height = target_height;	485	int new_pmap_height = target_height;
506		486
507	int x = 0;	487	int x = 0;
508	int y = 0;	488	int y = 0;
509	int w = h_scale * target_width / 100;	489	int w = 0;
510	int h = v_scale * target_height / 100;	490	int h = 0;
511
512	TIMING_TEST_START (asim);
513		491
514	if (original_asim)	492	if (original_asim)
515	{	493	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
516	if (h_align == rootAlign || v_align == rootAlign)
517	{
518	target->get_window_origin (x, y);
519	x = -x;
520	y = -y;
521	}
522
523	if (h_align != rootAlign)
524	x = make_align_position (h_align, target_width, w > 0 ? w : (int)original_asim->width);
525
526	if (v_align != rootAlign)
527	y = make_align_position (v_align, target_height, h > 0 ? h : (int)original_asim->height);
528	}
529		494
530	if (!original_asim	495	if (!original_asim
		496	|| (!(flags & rootAlign)
531	|| x >= target_width	497	&& (x >= target_width
532	|| y >= target_height	498	|| y >= target_height
533	|| (w > 0 && x + w <= 0)	499	|| (x + w <= 0)
534	|| (h > 0 && y + h <= 0))	500	|| (y + h <= 0))))
535	{	501	{
536	if (background)	502	if (background)
537	{	503	{
538	new_pmap_width = background->width;	504	new_pmap_width = background->width;
539	new_pmap_height = background->height;	505	new_pmap_height = background->height;
…		…
553	}	519	}
554	else	520	else
555	{	521	{
556	result = original_asim;	522	result = original_asim;
557		523
558	if ((w > 0 && w != original_asim->width)	524	if ((w != original_asim->width)
559	|| (h > 0 && h != original_asim->height))	525	|| (h != original_asim->height))
560	{	526	{
561	result = scale_asimage (target->asv, original_asim,	527	result = scale_asimage (target->asv, original_asim,
562	w > 0 ? w : original_asim->width,	528	w, h,
563	h > 0 ? h : original_asim->height,
564	background ? ASA_ASImage : ASA_XImage,	529	background ? ASA_ASImage : ASA_XImage,
565	100, ASIMAGE_QUALITY_DEFAULT);	530	100, ASIMAGE_QUALITY_DEFAULT);
566	}	531	}
567		532
568	if (background == NULL)	533	if (background == NULL)
…		…
600	layers[0].clip_width = target_width;	565	layers[0].clip_width = target_width;
601	layers[0].clip_height = target_height;	566	layers[0].clip_height = target_height;
602	layers[0].tint = background_tint;	567	layers[0].tint = background_tint;
603	layers[1].im = result;	568	layers[1].im = result;
604		569
605	if (w <= 0)	570	if (h_scale == 0 || v_scale == 0)
606	{	571	{
607	/* tile horizontally */	572	/* tile horizontally */
608	while (x > 0) x -= (int)result->width;	573	while (x > 0) x -= (int)result->width;
609	layers[1].dst_x = x;	574	layers[1].dst_x = x;
610	layers[1].clip_width = result->width+target_width;	575	layers[1].clip_width = result->width+target_width;
…		…
614	/* clip horizontally */	579	/* clip horizontally */
615	layers[1].dst_x = x;	580	layers[1].dst_x = x;
616	layers[1].clip_width = result->width;	581	layers[1].clip_width = result->width;
617	}	582	}
618		583
619	if (h <= 0)	584	if (h_scale == 0 || v_scale == 0)
620	{	585	{
621	while (y > 0) y -= (int)result->height;	586	while (y > 0) y -= (int)result->height;
622	layers[1].dst_y = y;	587	layers[1].dst_y = y;
623	layers[1].clip_height = result->height + target_height;	588	layers[1].clip_height = result->height + target_height;
624	}	589	}
…		…
647	}	612	}
648		613
649	free (layers);	614	free (layers);
650	}	615	}
651	}	616	}
652	TIMING_TEST_PRINT_RESULT (asim);
653		617
654	bool ret = false;	618	bool ret = false;
655		619
656	if (result)	620	if (result)
657	{	621	{
658	XGCValues gcv;	622	XGCValues gcv;
659	GC gc;	623	GC gc;
660		624
661	if (pixmap)
662	{
663	if (pmap_width != new_pmap_width
664	|| pmap_height != new_pmap_height
665	|| pmap_depth != target->depth)
666	{
667	XFreePixmap (target->dpy, pixmap);
668	pixmap = None;
669	}
670	}
671
672	/* create Pixmap */	625	/* create Pixmap */
673	if (pixmap == None)	626	if (pixmap == None
		627	|| pmap_width != new_pmap_width
		628	|| pmap_height != new_pmap_height
		629	|| pmap_depth != target->depth)
674	{	630	{
		631	if (pixmap)
		632	XFreePixmap (target->dpy, pixmap);
675	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);	633	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);
676	pmap_width = new_pmap_width;	634	pmap_width = new_pmap_width;
677	pmap_height = new_pmap_height;	635	pmap_height = new_pmap_height;
678	pmap_depth = target->depth;	636	pmap_depth = target->depth;
679	}	637	}
…		…
703		661
704	if (result != background && result != original_asim)	662	if (result != background && result != original_asim)
705	destroy_asimage (&result);	663	destroy_asimage (&result);
706		664
707	XFreeGC (target->dpy, gc);	665	XFreeGC (target->dpy, gc);
708	TIMING_TEST_PRINT_RESULT (asim);
709		666
710	ret = true;	667	ret = true;
711	}	668	}
712		669
713	if (background)	670	if (background)
…		…
725	return false;	682	return false;
726		683
727	if (!pixbuf)	684	if (!pixbuf)
728	return false;	685	return false;
729		686
730	// TODO: add alpha blending
731	if (background_flags)	687	if (background_flags
		688	&& !(flags & HAS_RENDER))
732	return false;	689	return false;
733		690
734	GdkPixbuf *result;	691	GdkPixbuf *result;
735		692
736	int image_width = gdk_pixbuf_get_width (pixbuf);	693	int image_width = gdk_pixbuf_get_width (pixbuf);
…		…
741	int new_pmap_width = target_width;	698	int new_pmap_width = target_width;
742	int new_pmap_height = target_height;	699	int new_pmap_height = target_height;
743		700
744	int x = 0;	701	int x = 0;
745	int y = 0;	702	int y = 0;
746	int w = h_scale * target_width / 100;	703	int w = 0;
747	int h = v_scale * target_height / 100;	704	int h = 0;
748		705
749	if (h_align == rootAlign || v_align == rootAlign)	706	get_image_geometry (image_width, image_height, w, h, x, y);
750	{
751	target->get_window_origin (x, y);
752	x = -x;
753	y = -y;
754	}
755		707
756	if (h_align != rootAlign)	708	if (!(flags & rootAlign)
757	x = make_align_position (h_align, target_width, w > 0 ? w : image_width);
758
759	if (v_align != rootAlign)
760	y = make_align_position (v_align, target_height, h > 0 ? h : image_height);
761
762	if (x >= target_width	709	&& (x >= target_width
763	|| y >= target_height	710	|| y >= target_height
764	|| (w > 0 && x + w <= 0)	711	|| (x + w <= 0)
765	|| (h > 0 && y + h <= 0))	712	|| (y + h <= 0)))
766	return false;	713	return false;
767		714
768	result = pixbuf;	715	result = pixbuf;
769		716
770	if ((w > 0 && w != image_width)	717	if ((w != image_width)
771	|| (h > 0 && h != image_height))	718	|| (h != image_height))
772	{	719	{
773	result = gdk_pixbuf_scale_simple (pixbuf,	720	result = gdk_pixbuf_scale_simple (pixbuf,
774	w > 0 ? w : image_width,	721	w, h,
775	h > 0 ? h : image_height,
776	GDK_INTERP_BILINEAR);	722	GDK_INTERP_BILINEAR);
777	}	723	}
778		724
779	bool ret = false;	725	bool ret = false;
780		726
781	if (result)	727	if (result)
782	{	728	{
783	XGCValues gcv;	729	XGCValues gcv;
784	GC gc;	730	GC gc;
		731	Pixmap root_pmap;
785		732
786	image_width = gdk_pixbuf_get_width (result);	733	image_width = gdk_pixbuf_get_width (result);
787	image_height = gdk_pixbuf_get_height (result);	734	image_height = gdk_pixbuf_get_height (result);
788		735
789	if (h_scale == 0)	736	if (background_flags)
		737	{
		738	root_pmap = pixmap;
		739	pixmap = None;
		740	}
		741	else
		742	{
		743	if (h_scale == 0 || v_scale == 0)
		744	{
790	new_pmap_width = min (image_width, target_width);	745	new_pmap_width = min (image_width, target_width);
791	if (v_scale == 0)
792	new_pmap_height = min (image_height, target_height);	746	new_pmap_height = min (image_height, target_height);
793
794	if (pixmap)
795	{
796	if (pmap_width != new_pmap_width
797	|| pmap_height != new_pmap_height
798	|| pmap_depth != target->depth)
799	{
800	XFreePixmap (target->dpy, pixmap);
801	pixmap = None;
802	}	747	}
803	}	748	}
804		749
805	if (pixmap == None)	750	if (pixmap == None
		751	|| pmap_width != new_pmap_width
		752	|| pmap_height != new_pmap_height
		753	|| pmap_depth != target->depth)
806	{	754	{
		755	if (pixmap)
		756	XFreePixmap (target->dpy, pixmap);
807	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);	757	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);
808	pmap_width = new_pmap_width;	758	pmap_width = new_pmap_width;
809	pmap_height = new_pmap_height;	759	pmap_height = new_pmap_height;
810	pmap_depth = target->depth;	760	pmap_depth = target->depth;
811	}	761	}
…		…
852	dst_width, dst_height,	802	dst_width, dst_height,
853	XLIB_RGB_DITHER_NONE,	803	XLIB_RGB_DITHER_NONE,
854	0, 0);	804	0, 0);
855	}	805	}
856		806
		807	#if XRENDER
		808	if (background_flags)
		809	{
		810	Display *dpy = target->dpy;
		811	XRenderPictureAttributes pa;
		812
		813	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, target->visual);
		814	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);
		815
		816	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);
		817	Picture dst = XRenderCreatePicture (dpy, pixmap, dst_format, 0, &pa);
		818
		819	pa.repeat = True;
		820	Pixmap mask_pmap = XCreatePixmap (dpy, target->vt, 1, 1, 8);
		821	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
		822	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
		823	XFreePixmap (dpy, mask_pmap);
		824
		825	if (src && dst && mask)
		826	{
		827	XRenderColor mask_c;
		828
		829	mask_c.alpha = 0x8000;
		830	mask_c.red = 0;
		831	mask_c.green = 0;
		832	mask_c.blue = 0;
		833	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
		834	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
		835	}
		836
		837	XRenderFreePicture (dpy, src);
		838	XRenderFreePicture (dpy, dst);
		839	XRenderFreePicture (dpy, mask);
		840
		841	XFreePixmap (dpy, root_pmap);
		842	}
		843	#endif
		844
857	if (result != pixbuf)	845	if (result != pixbuf)
858	g_object_unref (result);	846	g_object_unref (result);
859		847
860	XFreeGC (target->dpy, gc);	848	XFreeGC (target->dpy, gc);
861		849
…		…
867	# endif /* HAVE_PIXBUF */	855	# endif /* HAVE_PIXBUF */
868		856
869	bool	857	bool
870	bgPixmap_t::set_file (const char *file)	858	bgPixmap_t::set_file (const char *file)
871	{	859	{
872	assert (file);	860	if (!file || !*file)
		861	return false;
873		862
874	if (*file)
875	{
876	if (const char *p = strchr (file, ';'))	863	if (const char *p = strchr (file, ';'))
877	{	864	{
878	size_t len = p - file;	865	size_t len = p - file;
879	char *f = rxvt_temp_buf<char> (len + 1);	866	char *f = rxvt_temp_buf<char> (len + 1);
880	memcpy (f, file, len);	867	memcpy (f, file, len);
881	f[len] = '\0';	868	f[len] = '\0';
882	file = f;	869	file = f;
883	}	870	}
884		871
885	# ifdef HAVE_AFTERIMAGE	872	# ifdef HAVE_AFTERIMAGE
886	if (!target->asimman)	873	if (!target->asimman)
887	target->asimman = create_generic_imageman (target->rs[Rs_path]);	874	target->asimman = create_generic_imageman (target->rs[Rs_path]);
888	original_asim = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);	875	ASImage *image = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);
		876	if (image)
		877	{
889	if (original_asim)	878	if (original_asim)
		879	safe_asimage_destroy (original_asim);
		880	original_asim = image;
890	have_image = true;	881	have_image = true;
891	return have_image;	882	return true;
		883	}
892	# endif	884	# endif
893		885
894	# ifdef HAVE_PIXBUF	886	# ifdef HAVE_PIXBUF
895	pixbuf = gdk_pixbuf_new_from_file (file, NULL);	887	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
		888	if (image)
		889	{
896	if (pixbuf)	890	if (pixbuf)
		891	g_object_unref (pixbuf);
		892	pixbuf = image;
897	have_image = true;	893	have_image = true;
898	return have_image;	894	return true;
		895	}
899	# endif	896	# endif
900	}
901		897
902	return false;	898	return false;
903	}	899	}
904		900
905	# endif /* BG_IMAGE_FROM_FILE */	901	# endif /* BG_IMAGE_FROM_FILE */
…		…
918	}	914	}
919		915
920	bool	916	bool
921	bgPixmap_t::set_blur_radius (const char *geom)	917	bgPixmap_t::set_blur_radius (const char *geom)
922	{	918	{
923	int changed = 0;	919	bool changed = false;
924	unsigned int hr, vr;	920	unsigned int hr, vr;
925	int junk;	921	int junk;
926	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);	922	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
927		923
928	if (!(geom_flags & WidthValue))	924	if (!(geom_flags & WidthValue))
929	hr = 1;	925	hr = 1;
930	if (!(geom_flags & HeightValue))	926	if (!(geom_flags & HeightValue))
931	vr = hr;	927	vr = hr;
932		928
		929	min_it (hr, 128);
		930	min_it (vr, 128);
		931
933	if (h_blurRadius != hr)	932	if (h_blurRadius != hr)
934	{	933	{
935	++changed;	934	changed = true;
936	h_blurRadius = hr;	935	h_blurRadius = hr;
937	}	936	}
938		937
939	if (v_blurRadius != vr)	938	if (v_blurRadius != vr)
940	{	939	{
941	++changed;	940	changed = true;
942	v_blurRadius = vr;	941	v_blurRadius = vr;
943	}	942	}
944		943
945	if (v_blurRadius == 0 && h_blurRadius == 0)	944	if (v_blurRadius == 0 && h_blurRadius == 0)
946	flags &= ~blurNeeded;	945	flags &= ~blurNeeded;
947	else	946	else
948	flags |= blurNeeded;	947	flags |= blurNeeded;
949		948
950	return (changed > 0);	949	return changed;
951	}	950	}
952		951
953	static inline unsigned long	952	static inline unsigned long
954	compute_tint_shade_flags (rxvt_color *tint, int shade)	953	compute_tint_shade_flags (rxvt_color *tint, int shade)
955	{	954	{
956	unsigned long flags = 0;	955	unsigned long flags = 0;
957	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	956	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
958	bool has_shade = (shade > 0 && shade < 100) || (shade > 100 && shade < 200);	957	bool has_shade = shade != 100;
959		958
960	if (tint)	959	if (tint)
961	{	960	{
962	tint->get (c);	961	tint->get (c);
963	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)	962	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)
…		…
977	{	976	{
978	flags |= bgPixmap_t::tintNeeded;	977	flags |= bgPixmap_t::tintNeeded;
979	}	978	}
980	}	979	}
981		980
982	if (flags & bgPixmap_t::tintNeeded)
983	{
984	if (flags & bgPixmap_t::tintWholesome)
985	flags |= bgPixmap_t::tintServerSide;
986	else
987	{
988	#if XFT
989	flags |= bgPixmap_t::tintServerSide;
990	#endif
991	}
992	}
993
994	return flags;	981	return flags;
995	}	982	}
996		983
997	bool	984	bool
998	bgPixmap_t::set_tint (rxvt_color &new_tint)	985	bgPixmap_t::set_tint (rxvt_color &new_tint)
999	{	986	{
1000	if (tint != new_tint)	987	if (!(flags & tintSet) || tint != new_tint)
1001	{	988	{
1002	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);	989	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);
1003	tint = new_tint;	990	tint = new_tint;
1004	flags = (flags & ~tintFlags) | new_flags | tintSet;	991	flags = (flags & ~tintFlags) | new_flags | tintSet;
1005	return true;	992	return true;
…		…
1023	}	1010	}
1024		1011
1025	bool	1012	bool
1026	bgPixmap_t::set_shade (const char *shade_str)	1013	bgPixmap_t::set_shade (const char *shade_str)
1027	{	1014	{
1028	int new_shade = (shade_str) ? atoi (shade_str) : 0;	1015	int new_shade = (shade_str) ? atoi (shade_str) : 100;
1029		1016
1030	if (new_shade < 0 && new_shade > -100)	1017	clamp_it (new_shade, -100, 200);
		1018	if (new_shade < 0)
1031	new_shade = 200 - (100 + new_shade);	1019	new_shade = 200 - (100 + new_shade);
1032	else if (new_shade == 100)
1033	new_shade = 0;
1034		1020
1035	if (new_shade != shade)	1021	if (new_shade != shade)
1036	{	1022	{
1037	unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);	1023	unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);
1038	shade = new_shade;	1024	shade = new_shade;
…		…
1041	}	1027	}
1042		1028
1043	return false;	1029	return false;
1044	}	1030	}
1045		1031
		1032	#if XRENDER
		1033	static void
		1034	get_gaussian_kernel (int radius, int width, double *kernel, XFixed *params)
		1035	{
		1036	double sigma = radius / 2.0;
		1037	double scale = sqrt (2.0 * M_PI) * sigma;
		1038	double sum = 0.0;
		1039
		1040	for (int i = 0; i < width; i++)
		1041	{
		1042	double x = i - width / 2;
		1043	kernel[i] = exp (-(x * x) / (2.0 * sigma * sigma)) / scale;
		1044	sum += kernel[i];
		1045	}
		1046
		1047	params[0] = XDoubleToFixed (width);
		1048	params[1] = XDoubleToFixed (1);
		1049
		1050	for (int i = 0; i < width; i++)
		1051	params[i+2] = XDoubleToFixed (kernel[i] / sum);
		1052	}
		1053	#endif
		1054
		1055	bool
		1056	bgPixmap_t::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
		1057	{
		1058	bool ret = false;
		1059	#if XRENDER
		1060	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
		1061	double *kernel = (double *)malloc (size * sizeof (double));
		1062	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
		1063
		1064	Display *dpy = target->dpy;
		1065	XRenderPictureAttributes pa;
		1066	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		1067
		1068	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1069	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1070
		1071	if (kernel && params && src && dst)
		1072	{
		1073	if (h_blurRadius)
		1074	{
		1075	size = h_blurRadius * 2 + 1;
		1076	get_gaussian_kernel (h_blurRadius, size, kernel, params);
		1077
		1078	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
		1079	XRenderComposite (dpy,
		1080	PictOpSrc,
		1081	src,
		1082	None,
		1083	dst,
		1084	0, 0,
		1085	0, 0,
		1086	0, 0,
		1087	width, height);
		1088	}
		1089
		1090	if (v_blurRadius)
		1091	{
		1092	size = v_blurRadius * 2 + 1;
		1093	get_gaussian_kernel (v_blurRadius, size, kernel, params);
		1094	swap (params[0], params[1]);
		1095
		1096	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
		1097	XRenderComposite (dpy,
		1098	PictOpSrc,
		1099	src,
		1100	None,
		1101	dst,
		1102	0, 0,
		1103	0, 0,
		1104	0, 0,
		1105	width, height);
		1106	}
		1107
		1108	ret = true;
		1109	}
		1110
		1111	free (kernel);
		1112	free (params);
		1113	XRenderFreePicture (dpy, src);
		1114	XRenderFreePicture (dpy, dst);
		1115	#endif
		1116	return ret;
		1117	}
		1118
		1119	bool
		1120	bgPixmap_t::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
		1121	{
		1122	Display *dpy = target->dpy;
		1123	bool ret = false;
		1124
		1125	if (flags & tintWholesome)
		1126	{
		1127	XGCValues gcv;
		1128	GC gc;
		1129
		1130	/* In this case we can tint image server-side getting significant
		1131	* performance improvements, as we eliminate XImage transfer
		1132	*/
		1133	gcv.foreground = Pixel (tint);
		1134	gcv.function = GXand;
		1135	gcv.fill_style = FillSolid;
		1136	gc = XCreateGC (dpy, pixmap, GCFillStyle | GCForeground | GCFunction, &gcv);
		1137	if (gc)
		1138	{
		1139	XFillRectangle (dpy, pixmap, gc, 0, 0, width, height);
		1140	ret = true;
		1141	XFreeGC (dpy, gc);
		1142	}
		1143	}
		1144	else
		1145	{
		1146	# if XRENDER
		1147	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
		1148
		1149	if (flags & tintSet)
		1150	tint.get (c);
		1151
		1152	if (shade <= 100)
		1153	{
		1154	c.r = (c.r * shade) / 100;
		1155	c.g = (c.g * shade) / 100;
		1156	c.b = (c.b * shade) / 100;
		1157	}
		1158	else
		1159	{
		1160	c.r = ((0xffff - c.r) * (200 - shade)) / 100;
		1161	c.g = ((0xffff - c.g) * (200 - shade)) / 100;
		1162	c.b = ((0xffff - c.b) * (200 - shade)) / 100;
		1163	}
		1164
		1165	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
		1166	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		1167	XRenderPictureAttributes pa;
		1168
		1169	Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1170
		1171	pa.repeat = True;
		1172
		1173	Pixmap overlay_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
		1174	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
		1175	XFreePixmap (dpy, overlay_pmap);
		1176
		1177	pa.component_alpha = True;
		1178	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
		1179	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
		1180	XFreePixmap (dpy, mask_pmap);
		1181
		1182	if (mask_pic && overlay_pic && back_pic)
		1183	{
		1184	XRenderColor mask_c;
		1185
		1186	mask_c.red = mask_c.green = mask_c.blue = shade > 100 ? 0xffff : 0;
		1187	mask_c.alpha = 0xffff;
		1188	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
		1189
		1190	mask_c.alpha = 0;
		1191	mask_c.red = 0xffff - c.r;
		1192	mask_c.green = 0xffff - c.g;
		1193	mask_c.blue = 0xffff - c.b;
		1194	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
		1195	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1196	ret = true;
		1197	}
		1198
		1199	XRenderFreePicture (dpy, mask_pic);
		1200	XRenderFreePicture (dpy, overlay_pic);
		1201	XRenderFreePicture (dpy, back_pic);
		1202	# endif
		1203	}
		1204
		1205	return ret;
		1206	}
		1207
1046	/* make_transparency_pixmap()	1208	/* make_transparency_pixmap()
1047	* Builds a pixmap sized the same as terminal window, with depth same as the root window	1209	* Builds a pixmap of the same size as the terminal window that contains
1048	* that pixmap contains tiled portion of the root pixmap that is supposed to be covered by	1210	* the tiled portion of the root pixmap that is supposed to be covered by
1049	* our window.	1211	* our window.
1050	*/	1212	*/
1051	unsigned long	1213	unsigned long
1052	bgPixmap_t::make_transparency_pixmap ()	1214	bgPixmap_t::make_transparency_pixmap ()
1053	{	1215	{
…		…
1057	return 0;	1219	return 0;
1058		1220
1059	/* root dimensions may change from call to call - but Display structure should	1221	/* root dimensions may change from call to call - but Display structure should
1060	* be always up-to-date, so let's use it :	1222	* be always up-to-date, so let's use it :
1061	*/	1223	*/
1062	Window root = target->display->root;
1063	int screen = target->display->screen;	1224	int screen = target->display->screen;
1064	Display *dpy = target->dpy;	1225	Display *dpy = target->dpy;
		1226	int root_depth = DefaultDepth (dpy, screen);
1065	int root_width = DisplayWidth (dpy, screen);	1227	int root_width = DisplayWidth (dpy, screen);
1066	int root_height = DisplayHeight (dpy, screen);	1228	int root_height = DisplayHeight (dpy, screen);
1067	unsigned int root_pmap_width, root_pmap_height;	1229	unsigned int root_pmap_width, root_pmap_height;
1068	int window_width = target->szHint.width;	1230	int window_width = target->szHint.width;
1069	int window_height = target->szHint.height;	1231	int window_height = target->szHint.height;
1070	int sx, sy;	1232	int sx, sy;
1071	XGCValues gcv;	1233	XGCValues gcv;
		1234	GC gc;
1072		1235
1073	TIMING_TEST_START (tp);
1074	target->get_window_origin (sx, sy);	1236	target->get_window_origin (sx, sy);
1075		1237
1076	/* check if we are outside of the visible part of the virtual screen : */	1238	/* check if we are outside of the visible part of the virtual screen : */
1077	if (sx + window_width <= 0 || sy + window_height <= 0	1239	if (sx + window_width <= 0 || sy + window_height <= 0
1078	|| sx >= root_width || sy >= root_height)	1240	|| sx >= root_width || sy >= root_height)
1079	return 0;	1241	return 0;
1080		1242
		1243	// validate root pixmap and get its size
1081	if (root_pixmap != None)	1244	if (root_pixmap != None)
1082	{	1245	{
1083	/* we want to validate the pixmap and get it's size at the same time : */	1246	Window wdummy;
1084	int junk;	1247	int idummy;
1085	unsigned int ujunk;	1248	unsigned int udummy;
1086	/* root pixmap may be bad - allow a error */	1249
1087	target->allowedxerror = -1;	1250	target->allowedxerror = -1;
1088		1251
1089	if (!XGetGeometry (dpy, root_pixmap, &root, &junk, &junk, &root_pmap_width, &root_pmap_height, &ujunk, &ujunk))	1252	if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pmap_width, &root_pmap_height, &udummy, &udummy))
1090	root_pixmap = None;	1253	root_pixmap = None;
1091		1254
1092	target->allowedxerror = 0;	1255	target->allowedxerror = 0;
1093	}	1256	}
1094		1257
		1258	Pixmap recoded_root_pmap = root_pixmap;
		1259
		1260	if (root_pixmap != None && root_depth != target->depth)
		1261	{
		1262	#if XRENDER
		1263	if (flags & HAS_RENDER)
		1264	{
		1265	XRenderPictureAttributes pa;
		1266
		1267	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
		1268	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);
		1269
		1270	recoded_root_pmap = XCreatePixmap (dpy, target->vt, root_pmap_width, root_pmap_height, target->depth);
		1271	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);
		1272	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);
		1273
		1274	if (src && dst)
		1275	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
		1276	else
		1277	{
		1278	XFreePixmap (dpy, recoded_root_pmap);
		1279	root_pixmap = None;
		1280	}
		1281
		1282	XRenderFreePicture (dpy, src);
		1283	XRenderFreePicture (dpy, dst);
		1284	}
		1285	else
		1286	#endif
		1287	root_pixmap = None;
		1288	}
		1289
		1290	if (root_pixmap == None)
		1291	return 0;
		1292
1095	Pixmap tiled_root_pmap = XCreatePixmap (dpy, root, window_width, window_height, root_depth);	1293	Pixmap tiled_root_pmap = XCreatePixmap (dpy, target->vt, window_width, window_height, target->depth);
1096	GC gc = NULL;
1097		1294
1098	if (tiled_root_pmap == None) /* something really bad happened - abort */	1295	if (tiled_root_pmap == None) /* something really bad happened - abort */
1099	return 0;	1296	return 0;
1100		1297
1101	if (root_pixmap == None)	1298	/* straightforward pixmap copy */
1102	{	1299	gcv.tile = recoded_root_pmap;
1103	/* use tricks to obtain the root background image :*/	1300	gcv.fill_style = FillTiled;
1104	/* we want to create Overrideredirect window overlapping out window
1105	with background type of Parent Relative and then grab it */
1106	XSetWindowAttributes attr;
1107	Window src;
1108	bool success = false;
1109		1301
1110	attr.background_pixmap = ParentRelative;	1302	while (sx < 0) sx += (int)root_width;
1111	attr.backing_store = Always;	1303	while (sy < 0) sy += (int)root_height;
1112	attr.event_mask = ExposureMask;
1113	attr.override_redirect = True;
1114	src = XCreateWindow (dpy, root, sx, sy, window_width, window_height, 0,
1115	CopyFromParent, CopyFromParent, CopyFromParent,
1116	CWBackPixmap|CWBackingStore|CWOverrideRedirect|CWEventMask,
1117	&attr);
1118		1304
1119	if (src != None)	1305	gcv.ts_x_origin = -sx;
1120	{	1306	gcv.ts_y_origin = -sy;
1121	XEvent event;	1307	gc = XCreateGC (dpy, target->vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
1122	int ev_count = 0;
1123	XGrabServer (dpy);
1124	XMapRaised (dpy, src);
1125	XSync (dpy, False);
1126		1308
1127	/* XSync should get window where it's properly exposed,	1309	if (gc)
1128	* but to be on the safe side - let's check for the actual event to arrive : */	1310	{
1129	while (XCheckWindowEvent (dpy, src, ExposureMask, &event))	1311	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
1130	++ev_count;	1312	result |= transpPmapTiled;
		1313	XFreeGC (dpy, gc);
1131		1314
1132	if (ev_count > 0);	1315	if (!need_client_side_rendering ())
1133	{	1316	{
1134	/* hooray! - we can grab the image! */	1317	if ((flags & blurNeeded)
1135	gc = XCreateGC (dpy, root, 0, NULL);	1318	&& (flags & HAS_RENDER_CONV))
1136	if (gc)
1137	{	1319	{
1138	XCopyArea (dpy, src, tiled_root_pmap, gc, 0, 0, window_width, window_height, 0, 0);	1320	if (blur_pixmap (tiled_root_pmap, target->visual, window_width, window_height))
1139	success = true;	1321	result |= transpPmapBlurred;
1140	}
1141	}	1322	}
1142
1143	XDestroyWindow (dpy, src);
1144	XUngrabServer (dpy);
1145	//fprintf (stderr, "%s:%d: ev_count = %d\n", __FUNCTION__, __LINE__, ev_count);
1146	}
1147
1148	if (!success)
1149	{
1150	XFreePixmap (dpy, tiled_root_pmap);
1151	tiled_root_pmap = None;
1152	}
1153	else
1154	result |= transpPmapTiled;
1155	}
1156	else
1157	{
1158	/* straightforward pixmap copy */
1159	gcv.tile = root_pixmap;
1160	gcv.fill_style = FillTiled;
1161
1162	while (sx < 0) sx += (int)root_width;
1163	while (sy < 0) sy += (int)root_height;
1164
1165	gcv.ts_x_origin = -sx;
1166	gcv.ts_y_origin = -sy;
1167	gc = XCreateGC (dpy, root, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
1168
1169	if (gc)
1170	{
1171	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
1172	result |= transpPmapTiled;
1173	}
1174	}
1175	TIMING_TEST_PRINT_RESULT (tp);
1176
1177	if (tiled_root_pmap != None)
1178	{
1179	if (!need_client_side_rendering ())
1180	{
1181	if ((flags & tintNeeded))	1323	if ((flags & tintNeeded)
1182	{
1183	if (flags & tintWholesome)	1324	&& (flags & (tintWholesome | HAS_RENDER)))
1184	{	1325	{
1185	/* In this case we can tint image server-side getting significant	1326	if (tint_pixmap (tiled_root_pmap, target->visual, window_width, window_height))
1186	* performance improvements, as we eliminate XImage transfer
1187	*/
1188	gcv.foreground = Pixel (tint);
1189	gcv.function = GXand;
1190	gcv.fill_style = FillSolid;
1191	if (gc)
1192	XChangeGC (dpy, gc, GCFillStyle | GCForeground | GCFunction, &gcv);
1193	else
1194	gc = XCreateGC (dpy, root, GCFillStyle | GCForeground | GCFunction, &gcv);
1195	if (gc)
1196	{
1197	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
1198	result |= transpPmapTinted;	1327	result |= transpPmapTinted;
1199	}
1200	}
1201	else
1202	{
1203	# if XFT
1204	Picture back_pic = 0;
1205	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1206
1207	if (flags & tintSet)
1208	tint.get (c);
1209
1210	if (shade > 0 && shade < 100)
1211	{
1212	c.r = (c.r * shade) / 100;
1213	c.g = (c.g * shade) / 100;
1214	c.b = (c.b * shade) / 100;
1215	}
1216	else if (shade > 100 && shade < 200)
1217	{
1218	c.r = (c.r * (200 - shade)) / 100;
1219	c.g = (c.g * (200 - shade)) / 100;
1220	c.b = (c.b * (200 - shade)) / 100;
1221	}
1222
1223	XRenderPictFormat pf;
1224	pf.type = PictTypeDirect;
1225	pf.depth = 32;
1226	pf.direct.redMask = 0xff;
1227	pf.direct.greenMask = 0xff;
1228	pf.direct.blueMask = 0xff;
1229	pf.direct.alphaMask = 0xff;
1230
1231	XRenderPictFormat *solid_format = XRenderFindFormat (dpy,
1232	(PictFormatType|
1233	PictFormatDepth|
1234	PictFormatRedMask|
1235	PictFormatGreenMask|
1236	PictFormatBlueMask|
1237	PictFormatAlphaMask),
1238	&pf,
1239	0);
1240	XRenderPictFormat *root_format = XRenderFindVisualFormat (dpy, DefaultVisualOfScreen (ScreenOfDisplay (dpy, target->display->screen)));
1241	XRenderPictureAttributes pa ;
1242
1243	back_pic = XRenderCreatePicture (dpy, tiled_root_pmap, root_format, 0, &pa);
1244
1245	pa.repeat = True;
1246
1247	Pixmap overlay_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
1248	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1249	XFreePixmap (dpy, overlay_pmap);
1250
1251	pa.component_alpha = True;
1252	Pixmap mask_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
1253	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
1254	XFreePixmap (dpy, mask_pmap);
1255
1256	if (mask_pic && overlay_pic && back_pic)
1257	{
1258	XRenderColor mask_c;
1259
1260	memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof (mask_c));
1261	mask_c.alpha = 0xffff;
1262	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1263
1264	mask_c.alpha = 0;
1265	mask_c.red = 0xffff - c.r;
1266	mask_c.green = 0xffff - c.g;
1267	mask_c.blue = 0xffff - c.b;
1268	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1269	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, window_width, window_height);
1270	result |= transpPmapTinted;
1271	}
1272
1273	XRenderFreePicture (dpy, mask_pic);
1274	XRenderFreePicture (dpy, overlay_pic);
1275	XRenderFreePicture (dpy, back_pic);
1276	# if DO_TIMING_TEST
1277	XSync (dpy, False);
1278	# endif
1279	# endif
1280	}
1281	}	1328	}
1282	} /* server side rendering completed */	1329	} /* server side rendering completed */
1283		1330
1284	if (pixmap)	1331	if (pixmap)
1285	XFreePixmap (dpy, pixmap);	1332	XFreePixmap (dpy, pixmap);
1286		1333
1287	pixmap = tiled_root_pmap;	1334	pixmap = tiled_root_pmap;
1288	pmap_width = window_width;	1335	pmap_width = window_width;
1289	pmap_height = window_height;	1336	pmap_height = window_height;
1290	pmap_depth = root_depth;	1337	pmap_depth = target->depth;
1291	}	1338	}
		1339	else
		1340	XFreePixmap (dpy, tiled_root_pmap);
1292		1341
1293	if (gc)	1342	if (recoded_root_pmap != root_pixmap)
1294	XFreeGC (dpy, gc);	1343	XFreePixmap (dpy, recoded_root_pmap);
1295
1296	TIMING_TEST_PRINT_RESULT (tp);
1297		1344
1298	return result;	1345	return result;
1299	}	1346	}
1300		1347
1301	bool	1348	void
1302	bgPixmap_t::set_root_pixmap ()	1349	bgPixmap_t::set_root_pixmap ()
1303	{	1350	{
1304	Pixmap new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);	1351	Pixmap new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);
1305	if (new_root_pixmap == None)	1352	if (new_root_pixmap == None)
1306	new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);	1353	new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);
1307		1354
1308	if (new_root_pixmap != root_pixmap)
1309	{
1310	root_pixmap = new_root_pixmap;	1355	root_pixmap = new_root_pixmap;
1311	return true;
1312	}
1313
1314	return false;
1315	}	1356	}
1316	# endif /* ENABLE_TRANSPARENCY */	1357	# endif /* ENABLE_TRANSPARENCY */
1317		1358
1318	# ifndef HAVE_AFTERIMAGE	1359	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1319	static void ShadeXImage(rxvt_term *term, XImage *srcImage, int shade, int rm, int gm, int bm);	1360	static void ShadeXImage(Visual *visual, XImage *srcImage, int shade, const rgba &c);
1320	# endif	1361	# endif
1321		1362
1322	bool	1363	bool
1323	bgPixmap_t::render ()	1364	bgPixmap_t::render ()
1324	{	1365	{
1325	unsigned long background_flags = 0;	1366	unsigned long background_flags = 0;
1326		1367
1327	if (target == NULL)	1368	if (target == NULL)
1328	return false;	1369	return false;
1329
1330	TIMING_TEST_START (tp);
1331		1370
1332	invalidate ();	1371	invalidate ();
1333	# ifdef ENABLE_TRANSPARENCY	1372	# ifdef ENABLE_TRANSPARENCY
1334	if (flags & isTransparent)	1373	if (flags & isTransparent)
1335	{	1374	{
1336	/* we need to re-generate transparency pixmap in that case ! */	1375	/* we need to re-generate transparency pixmap in that case ! */
1337	background_flags = make_transparency_pixmap ();	1376	background_flags = make_transparency_pixmap ();
1338	if (background_flags == 0)	1377	if (background_flags == 0)
1339	return false;	1378	return false;
1340	else if ((background_flags & transpTransformations) == (flags & transpTransformations)	1379	else if ((background_flags & transpTransformations) == (flags & transpTransformations))
1341	&& pmap_depth == target->depth)
1342	flags = flags & ~isInvalid;	1380	flags = flags & ~isInvalid;
1343	}	1381	}
1344	# endif	1382	# endif
1345		1383
1346	# ifdef BG_IMAGE_FROM_FILE	1384	# ifdef BG_IMAGE_FROM_FILE
…		…
1350	if (render_image (background_flags))	1388	if (render_image (background_flags))
1351	flags = flags & ~isInvalid;	1389	flags = flags & ~isInvalid;
1352	}	1390	}
1353	# endif	1391	# endif
1354		1392
		1393	# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1355	XImage *result = NULL;	1394	XImage *result = NULL;
1356		1395
1357	if (background_flags && (flags & isInvalid))	1396	if (background_flags && (flags & isInvalid))
1358	{	1397	{
1359	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);	1398	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1360	}	1399	}
1361		1400
1362	if (result)	1401	if (result)
1363	{	1402	{
1364	# if !defined(HAVE_AFTERIMAGE) && !XFT
1365	/* our own client-side tinting */	1403	/* our own client-side tinting */
1366	/* ATTENTION: We ASSUME that XFT will let us do all the tinting necessary server-side.
1367	This may need to be changed in need_client_side_rendering() logic is altered !!! */
1368	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	1404	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
1369	{	1405	{
1370	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1406	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1371	if (flags & tintSet)	1407	if (flags & tintSet)
1372	tint.get (c);	1408	tint.get (c);
1373	ShadeXImage (target, result, shade, c.r, c.g, c.b);	1409	ShadeXImage (DefaultVisual (target->dpy, target->display->screen), result, shade, c);
1374	}	1410	}
1375	# endif
1376		1411
1377	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);	1412	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);
1378		1413
1379	if (gc)	1414	if (gc)
1380	{	1415	{
1381	if (/*pmap_depth != target->depth &&*/ pixmap != None)
1382	{
1383	XFreePixmap (target->dpy, pixmap);
1384	pixmap = None;
1385	}
1386
1387	if (pixmap == None)
1388	{
1389	pixmap = XCreatePixmap (target->dpy, target->vt, result->width, result->height, target->depth);
1390	pmap_width = result->width;
1391	pmap_height = result->height;
1392	pmap_depth = target->depth;
1393	}
1394
1395	if (pmap_depth != result->depth)
1396	{
1397	/* Bad Match error will ensue ! stupid X !!!! */
1398	if (result->depth == 24 && pmap_depth == 32)
1399	result->depth = 32;
1400	else if (result->depth == 32 && pmap_depth == 24)
1401	result->depth = 24;
1402	else
1403	{
1404	/* TODO: implement image recoding */
1405	}
1406	}
1407
1408	if (pmap_depth == result->depth)
1409	XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);	1416	XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1410		1417
1411	XFreeGC (target->dpy, gc);	1418	XFreeGC (target->dpy, gc);
1412	flags = flags & ~isInvalid;	1419	flags = flags & ~isInvalid;
1413	}	1420	}
1414		1421
1415	XDestroyImage (result);	1422	XDestroyImage (result);
1416	}	1423	}
		1424	# endif
1417		1425
1418	if (flags & isInvalid)	1426	if (flags & isInvalid)
1419	{	1427	{
1420	if (pixmap != None)	1428	if (pixmap != None)
1421	{	1429	{
…		…
1424	}	1432	}
1425	}	1433	}
1426		1434
1427	apply ();	1435	apply ();
1428		1436
1429	XSync (target->dpy, False);
1430	valid_since = ev::now ();	1437	valid_since = ev::now ();
1431		1438
1432	TIMING_TEST_PRINT_RESULT (tp);
1433
1434	return true;	1439	return true;
1435	}	1440	}
1436		1441
1437	bool	1442	void
1438	bgPixmap_t::set_target (rxvt_term *new_target)	1443	bgPixmap_t::set_target (rxvt_term *new_target)
1439	{	1444	{
1440	if (new_target)
1441	if (target != new_target)
1442	{
1443	target = new_target;	1445	target = new_target;
1444	# ifdef ENABLE_TRANSPARENCY	1446
1445	root_depth = DefaultDepthOfScreen (ScreenOfDisplay (target->dpy, target->display->screen));	1447	flags &= ~(HAS_RENDER | HAS_RENDER_CONV);
		1448	#if XRENDER
		1449	int major, minor;
		1450	if (XRenderQueryVersion (target->dpy, &major, &minor))
		1451	flags |= HAS_RENDER;
		1452	XFilters *filters = XRenderQueryFilters (target->dpy, target->vt);
		1453	if (filters)
		1454	{
		1455	for (int i = 0; i < filters->nfilter; i++)
		1456	if (!strcmp (filters->filter[i], FilterConvolution))
		1457	flags |= HAS_RENDER_CONV;
		1458
		1459	XFree (filters);
		1460	}
1446	# endif	1461	#endif
1447	return true;
1448	}
1449
1450	return false;
1451	}	1462	}
1452		1463
1453	void	1464	void
1454	bgPixmap_t::apply ()	1465	bgPixmap_t::apply ()
1455	{	1466	{
1456	if (target)	1467	if (target == NULL)
1457	{	1468	return;
1458	flags &= ~isVtOrigin;
1459		1469
1460	if (pixmap != None)	1470	if (pixmap != None)
1461	{	1471	{
1462	/* set target's background to pixmap */	1472	/* set target's background to pixmap */
1463	# ifdef ENABLE_TRANSPARENCY	1473	# ifdef ENABLE_TRANSPARENCY
1464	if (flags & isTransparent)	1474	if (flags & isTransparent)
1465	{	1475	{
1466	XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);	1476	XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);
1467	XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);	1477	XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);
1468		1478
1469	if (target->scrollBar.win)	1479	if (target->scrollBar.win)
1470	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);	1480	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);
1471	}	1481	}
1472	else	1482	else
1473	# endif	1483	# endif
1474	{	1484	{
1475	flags |= isVtOrigin;
1476	/* force old pixmap dereference in case it was transparent before :*/	1485	/* force old pixmap dereference in case it was transparent before :*/
1477	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1478	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1479	/* do we also need to set scrollbar's background here ? */
1480
1481	if (target->scrollBar.win)
1482	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1483	}
1484	}
1485	else
1486	{
1487	/* set target background to a pixel */
1488	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);	1486	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1489	XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);	1487	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1490	/* do we also need to set scrollbar's background here ? */	1488	/* do we also need to set scrollbar's background here ? */
		1489
1491	if (target->scrollBar.win)	1490	if (target->scrollBar.win)
1492	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);	1491	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1493	}	1492	}
		1493	}
		1494	else
		1495	{
		1496	/* set target background to a pixel */
		1497	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
		1498	XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);
		1499	/* do we also need to set scrollbar's background here ? */
		1500	if (target->scrollBar.win)
		1501	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
		1502	}
1494		1503
1495	/* don't want Expose on the parent or vt. It is better to use	1504	/* don't want Expose on the parent or vt. It is better to use
1496	scr_touch or we get a great deal of flicker otherwise: */	1505	scr_touch or we get a great deal of flicker otherwise: */
1497	XClearWindow (target->dpy, target->parent[0]);	1506	XClearWindow (target->dpy, target->parent[0]);
1498		1507
1499	if (target->scrollBar.state && target->scrollBar.win)	1508	if (target->scrollBar.state && target->scrollBar.win)
1500	{	1509	{
1501	target->scrollBar.state = STATE_IDLE;	1510	target->scrollBar.state = STATE_IDLE;
1502	target->scrollBar.show (0);	1511	target->scrollBar.show (0);
1503	}	1512	}
1504		1513
1505	target->want_refresh = 1;	1514	target->want_refresh = 1;
1506	flags |= hasChanged;	1515	flags |= hasChanged;
1507	}
1508	}	1516	}
1509		1517
1510	#endif /* HAVE_BG_PIXMAP */	1518	#endif /* HAVE_BG_PIXMAP */
1511		1519
1512	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) && !XFT	1520	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1513	/* taken from aterm-0.4.2 */	1521	/* taken from aterm-0.4.2 */
1514		1522
1515	typedef uint32_t RUINT32T;
1516
1517	static void	1523	static void
1518	ShadeXImage(rxvt_term *term, XImage *srcImage, int shade, int rm, int gm, int bm)	1524	ShadeXImage(Visual *visual, XImage *srcImage, int shade, const rgba &c)
1519	{	1525	{
1520	int sh_r, sh_g, sh_b;	1526	int sh_r, sh_g, sh_b;
1521	RUINT32T mask_r, mask_g, mask_b;	1527	uint32_t mask_r, mask_g, mask_b;
1522	RUINT32T *lookup, *lookup_r, *lookup_g, *lookup_b;	1528	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1523	unsigned int lower_lim_r, lower_lim_g, lower_lim_b;	1529	rgba low;
1524	unsigned int upper_lim_r, upper_lim_g, upper_lim_b;	1530	rgba high;
1525	int i;	1531	int i;
		1532	int host_byte_order = byteorder.big_endian () ? MSBFirst : LSBFirst;
1526		1533
1527	Visual *visual = term->visual;
1528
1529	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return ;	1534	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return;
1530
1531	if (shade == 0)
1532	shade = 100;
1533		1535
1534	/* for convenience */	1536	/* for convenience */
1535	mask_r = visual->red_mask;	1537	mask_r = visual->red_mask;
1536	mask_g = visual->green_mask;	1538	mask_g = visual->green_mask;
1537	mask_b = visual->blue_mask;	1539	mask_b = visual->blue_mask;
1538		1540
1539	/* boring lookup table pre-initialization */	1541	/* boring lookup table pre-initialization */
1540	switch (srcImage->bits_per_pixel) {	1542	switch (srcImage->depth)
		1543	{
1541	case 15:	1544	case 15:
1542	if ((mask_r != 0x7c00) ||	1545	if ((mask_r != 0x7c00) ||
1543	(mask_g != 0x03e0) ||	1546	(mask_g != 0x03e0) ||
1544	(mask_b != 0x001f))	1547	(mask_b != 0x001f))
1545	return;	1548	return;
1546	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+32+32));	1549	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+32+32));
1547	lookup_r = lookup;	1550	lookup_r = lookup;
1548	lookup_g = lookup+32;	1551	lookup_g = lookup+32;
1549	lookup_b = lookup+32+32;	1552	lookup_b = lookup+32+32;
1550	sh_r = 10;	1553	sh_r = 10;
1551	sh_g = 5;	1554	sh_g = 5;
1552	sh_b = 0;	1555	sh_b = 0;
1553	break;	1556	break;
1554	case 16:	1557	case 16:
1555	if ((mask_r != 0xf800) ||	1558	if ((mask_r != 0xf800) ||
1556	(mask_g != 0x07e0) ||	1559	(mask_g != 0x07e0) ||
1557	(mask_b != 0x001f))	1560	(mask_b != 0x001f))
1558	return;	1561	return;
1559	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+64+32));	1562	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+64+32));
1560	lookup_r = lookup;	1563	lookup_r = lookup;
1561	lookup_g = lookup+32;	1564	lookup_g = lookup+32;
1562	lookup_b = lookup+32+64;	1565	lookup_b = lookup+32+64;
1563	sh_r = 11;	1566	sh_r = 11;
1564	sh_g = 5;	1567	sh_g = 5;
1565	sh_b = 0;	1568	sh_b = 0;
1566	break;	1569	break;
1567	case 24:	1570	case 24:
1568	if ((mask_r != 0xff0000) ||	1571	if ((mask_r != 0xff0000) ||
1569	(mask_g != 0x00ff00) ||	1572	(mask_g != 0x00ff00) ||
1570	(mask_b != 0x0000ff))	1573	(mask_b != 0x0000ff))
1571	return;	1574	return;
1572	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));	1575	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1573	lookup_r = lookup;	1576	lookup_r = lookup;
1574	lookup_g = lookup+256;	1577	lookup_g = lookup+256;
1575	lookup_b = lookup+256+256;	1578	lookup_b = lookup+256+256;
1576	sh_r = 16;	1579	sh_r = 16;
1577	sh_g = 8;	1580	sh_g = 8;
1578	sh_b = 0;	1581	sh_b = 0;
1579	break;	1582	break;
1580	case 32:	1583	case 32:
1581	if ((mask_r != 0xff0000) ||	1584	if ((mask_r != 0xff0000) ||
1582	(mask_g != 0x00ff00) ||	1585	(mask_g != 0x00ff00) ||
1583	(mask_b != 0x0000ff))	1586	(mask_b != 0x0000ff))
1584	return;	1587	return;
1585	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));	1588	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1586	lookup_r = lookup;	1589	lookup_r = lookup;
1587	lookup_g = lookup+256;	1590	lookup_g = lookup+256;
1588	lookup_b = lookup+256+256;	1591	lookup_b = lookup+256+256;
1589	sh_r = 16;	1592	sh_r = 16;
1590	sh_g = 8;	1593	sh_g = 8;
1591	sh_b = 0;	1594	sh_b = 0;
1592	break;	1595	break;
1593	default:	1596	default:
1594	return; /* we do not support this color depth */	1597	return; /* we do not support this color depth */
1595	}	1598	}
1596		1599
1597	/* prepare limits for color transformation (each channel is handled separately) */	1600	/* prepare limits for color transformation (each channel is handled separately) */
1598	if (shade < 0) {	1601	if (shade > 100)
		1602	{
1599	shade = -shade;	1603	shade = 200 - shade;
1600	if (shade < 0) shade = 0;
1601	if (shade > 100) shade = 100;
1602		1604
1603	lower_lim_r = 65535-rm;	1605	high.r = (65535 - c.r) * shade / 100;
1604	lower_lim_g = 65535-gm;	1606	high.g = (65535 - c.g) * shade / 100;
1605	lower_lim_b = 65535-bm;	1607	high.b = (65535 - c.b) * shade / 100;
1606		1608
1607	lower_lim_r = 65535-(unsigned int)(((RUINT32T)lower_lim_r)*((RUINT32T)shade)/100);	1609	low.r = 65535 - high.r;
1608	lower_lim_g = 65535-(unsigned int)(((RUINT32T)lower_lim_g)*((RUINT32T)shade)/100);	1610	low.g = 65535 - high.g;
1609	lower_lim_b = 65535-(unsigned int)(((RUINT32T)lower_lim_b)*((RUINT32T)shade)/100);	1611	low.b = 65535 - high.b;
1610
1611	upper_lim_r = upper_lim_g = upper_lim_b = 65535;
1612	} else {
1613	if (shade < 0) shade = 0;
1614	if (shade > 100) shade = 100;
1615
1616	lower_lim_r = lower_lim_g = lower_lim_b = 0;
1617
1618	upper_lim_r = (unsigned int)((((RUINT32T)rm)*((RUINT32T)shade))/100);
1619	upper_lim_g = (unsigned int)((((RUINT32T)gm)*((RUINT32T)shade))/100);
1620	upper_lim_b = (unsigned int)((((RUINT32T)bm)*((RUINT32T)shade))/100);
1621	}	1612	}
1622		1613	else
1623	/* switch red and blue bytes if necessary, we need it for some weird XServers like XFree86 3.3.3.1 */
1624	if ((srcImage->bits_per_pixel == 24) && (mask_r >= 0xFF0000 ))
1625	{	1614	{
1626	unsigned int tmp;	1615	high.r = c.r * shade / 100;
		1616	high.g = c.g * shade / 100;
		1617	high.b = c.b * shade / 100;
1627		1618
1628	tmp = lower_lim_r;	1619	low.r = low.g = low.b = 0;
1629	lower_lim_r = lower_lim_b;
1630	lower_lim_b = tmp;
1631
1632	tmp = upper_lim_r;
1633	upper_lim_r = upper_lim_b;
1634	upper_lim_b = tmp;
1635	}	1620	}
1636		1621
1637	/* fill our lookup tables */	1622	/* fill our lookup tables */
1638	for (i = 0; i <= mask_r>>sh_r; i++)	1623	for (i = 0; i <= mask_r>>sh_r; i++)
1639	{	1624	{
1640	RUINT32T tmp;	1625	uint32_t tmp;
1641	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_r-lower_lim_r));	1626	tmp = i * high.r;
1642	tmp += ((RUINT32T)(mask_r>>sh_r))*((RUINT32T)lower_lim_r);	1627	tmp += (mask_r>>sh_r) * low.r;
1643	lookup_r[i] = (tmp/65535)<<sh_r;	1628	lookup_r[i] = (tmp/65535)<<sh_r;
1644	}	1629	}
1645	for (i = 0; i <= mask_g>>sh_g; i++)	1630	for (i = 0; i <= mask_g>>sh_g; i++)
1646	{	1631	{
1647	RUINT32T tmp;	1632	uint32_t tmp;
1648	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_g-lower_lim_g));	1633	tmp = i * high.g;
1649	tmp += ((RUINT32T)(mask_g>>sh_g))*((RUINT32T)lower_lim_g);	1634	tmp += (mask_g>>sh_g) * low.g;
1650	lookup_g[i] = (tmp/65535)<<sh_g;	1635	lookup_g[i] = (tmp/65535)<<sh_g;
1651	}	1636	}
1652	for (i = 0; i <= mask_b>>sh_b; i++)	1637	for (i = 0; i <= mask_b>>sh_b; i++)
1653	{	1638	{
1654	RUINT32T tmp;	1639	uint32_t tmp;
1655	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_b-lower_lim_b));	1640	tmp = i * high.b;
1656	tmp += ((RUINT32T)(mask_b>>sh_b))*((RUINT32T)lower_lim_b);	1641	tmp += (mask_b>>sh_b) * low.b;
1657	lookup_b[i] = (tmp/65535)<<sh_b;	1642	lookup_b[i] = (tmp/65535)<<sh_b;
1658	}	1643	}
1659		1644
1660	/* apply table to input image (replacing colors by newly calculated ones) */	1645	/* apply table to input image (replacing colors by newly calculated ones) */
1661	switch (srcImage->bits_per_pixel)	1646	if (srcImage->bits_per_pixel == 32
		1647	&& (srcImage->depth == 24 || srcImage->depth == 32)
		1648	&& srcImage->byte_order == host_byte_order)
1662	{	1649	{
1663	case 15:
1664	{
1665	unsigned short *p1, *pf, *p, *pl;	1650	uint32_t *p1, *pf, *p, *pl;
1666	p1 = (unsigned short *) srcImage->data;	1651	p1 = (uint32_t *) srcImage->data;
1667	pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);	1652	pf = (uint32_t *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
		1653
1668	while (p1 < pf)	1654	while (p1 < pf)
1669	{	1655	{
1670	p = p1;	1656	p = p1;
1671	pl = p1 + srcImage->width;	1657	pl = p1 + srcImage->width;
1672	for (; p < pl; p++)	1658	for (; p < pl; p++)
1673	{	1659	{
1674	*p = lookup_r[(*p & 0x7c00)>>10] |
1675	lookup_g[(*p & 0x03e0)>> 5] |
1676	lookup_b[(*p & 0x001f)];
1677	}
1678	p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1679	}
1680	break;
1681	}
1682	case 16:
1683	{
1684	unsigned short *p1, *pf, *p, *pl;
1685	p1 = (unsigned short *) srcImage->data;
1686	pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1687	while (p1 < pf)
1688	{
1689	p = p1;
1690	pl = p1 + srcImage->width;
1691	for (; p < pl; p++)
1692	{
1693	*p = lookup_r[(*p & 0xf800)>>11] |
1694	lookup_g[(*p & 0x07e0)>> 5] |
1695	lookup_b[(*p & 0x001f)];
1696	}
1697	p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1698	}
1699	break;
1700	}
1701	case 24:
1702	{
1703	unsigned char *p1, *pf, *p, *pl;
1704	p1 = (unsigned char *) srcImage->data;
1705	pf = (unsigned char *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1706	while (p1 < pf)
1707	{
1708	p = p1;
1709	pl = p1 + srcImage->width * 3;
1710	for (; p < pl; p += 3)
1711	{
1712	p[0] = lookup_r[(p[0] & 0xff0000)>>16];
1713	p[1] = lookup_r[(p[1] & 0x00ff00)>> 8];
1714	p[2] = lookup_r[(p[2] & 0x0000ff)];
1715	}
1716	p1 = (unsigned char *) ((char *) p1 + srcImage->bytes_per_line);
1717	}
1718	break;
1719	}
1720	case 32:
1721	{
1722	RUINT32T *p1, *pf, *p, *pl;
1723	p1 = (RUINT32T *) srcImage->data;
1724	pf = (RUINT32T *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1725
1726	while (p1 < pf)
1727	{
1728	p = p1;
1729	pl = p1 + srcImage->width;
1730	for (; p < pl; p++)
1731	{
1732	*p = lookup_r[(*p & 0xff0000)>>16] |	1660	*p = lookup_r[(*p & 0xff0000) >> 16] |
1733	lookup_g[(*p & 0x00ff00)>> 8] |	1661	lookup_g[(*p & 0x00ff00) >> 8] |
1734	lookup_b[(*p & 0x0000ff)] |	1662	lookup_b[(*p & 0x0000ff)] |
1735	(*p & ~0xffffff);	1663	(*p & 0xff000000);
		1664	}
		1665	p1 = (uint32_t *) ((char *) p1 + srcImage->bytes_per_line);
		1666	}
		1667	}
		1668	else
		1669	{
		1670	for (int y = 0; y < srcImage->height; y++)
		1671	for (int x = 0; x < srcImage->width; x++)
		1672	{
		1673	unsigned long pixel = XGetPixel (srcImage, x, y);
		1674	pixel = lookup_r[(pixel & mask_r) >> sh_r] |
		1675	lookup_g[(pixel & mask_g) >> sh_g] |
		1676	lookup_b[(pixel & mask_b) >> sh_b];
		1677	XPutPixel (srcImage, x, y, pixel);
1736	}	1678	}
1737	p1 = (RUINT32T *) ((char *) p1 + srcImage->bytes_per_line);
1738	}	1679	}
1739	break;
1740	}
1741	}
1742		1680
1743	free (lookup);	1681	free (lookup);
1744	}	1682	}
1745	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */	1683	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */

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