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Comparing rxvt-unicode/src/xpm.C (file contents):
Revision 1.60 by sasha, Mon Aug 6 22:42:05 2007 UTC vs.
Revision 1.72 by sasha, Thu Aug 23 20:53:36 2007 UTC

…		…
23	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	23	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
24	*---------------------------------------------------------------------*/	24	*---------------------------------------------------------------------*/
25		25
26	#include "../config.h" /* NECESSARY */	26	#include "../config.h" /* NECESSARY */
27	#include "rxvt.h" /* NECESSARY */	27	#include "rxvt.h" /* NECESSARY */
		28
		29	#define DO_TIMING_TEST 0
		30
		31	#if DO_TIMING_TEST
		32	#define TIMING_TEST_START(id) \
		33	struct timeval timing_test_##id##_stv;\
		34	gettimeofday (&timing_test_##id##_stv, NULL);
		35
		36	#define TIMING_TEST_PRINT_RESULT(id) \
		37	do{ struct timeval tv;gettimeofday (&tv, NULL); tv.tv_sec -= (timing_test_##id##_stv).tv_sec;\
		38	fprintf (stderr, "%s: %s: %d: elapsed %ld usec\n", #id, __FILE__, __LINE__,\
		39	tv.tv_sec * 1000000 + tv.tv_usec - (timing_test_##id##_stv).tv_usec);}while (0)
		40
		41	#else
		42	#define TIMING_TEST_START(id) do{}while (0)
		43	#define TIMING_TEST_PRINT_RESULT(id) do{}while (0)
		44	#endif
28		45
29	/*	46	/*
30	* Pixmap geometry string interpretation :	47	* Pixmap geometry string interpretation :
31	* Each geometry string contains zero or one scale/position	48	* Each geometry string contains zero or one scale/position
32	* adjustment and may optionally be followed by a colon and one or more	49	* adjustment and may optionally be followed by a colon and one or more
…		…
72		89
73	#ifdef HAVE_BG_PIXMAP	90	#ifdef HAVE_BG_PIXMAP
74	bool	91	bool
75	bgPixmap_t::window_size_sensitive ()	92	bgPixmap_t::window_size_sensitive ()
76	{	93	{
77	#ifdef XPM_BACKGROUND	94	# ifdef XPM_BACKGROUND
78	#ifdef HAVE_AFTERIMAGE	95	# ifdef HAVE_AFTERIMAGE
79	if (original_asim != NULL)	96	if (original_asim != NULL)
80	#endif	97	# endif
81	{	98	{
82	if (h_scale != 0 || v_scale != 0)	99	if (h_scale != 0 || v_scale != 0)
83	return true;	100	return true;
84	}	101	}
85	#endif	102	# endif
86	#ifdef ENABLE_TRANSPARENCY	103	# ifdef ENABLE_TRANSPARENCY
87	if (flags & bgPmap_Transparent)	104	if (flags & isTransparent)
88	return true;	105	return true;
89	#endif	106	# endif
90	return false;	107	return false;
91	}	108	}
92		109
		110	bool bgPixmap_t::need_client_side_rendering ()
		111	{
		112	# ifdef HAVE_AFTERIMAGE
		113	if (original_asim != NULL)
		114	return true;
		115	# endif
		116	# ifdef ENABLE_TRANSPARENCY
		117	if (flags & isTransparent)
		118	{
		119	if ((flags & blurNeeded)
		120	|| ((flags & tintNeeded) && !(flags & tintServerSide)))
		121	return true;
		122	}
		123	# endif
		124	return false;
		125	}
		126
93	#ifdef XPM_BACKGROUND	127	# ifdef XPM_BACKGROUND
94	static inline bool	128	static inline bool
95	check_set_scale_value (int geom_flags, int flag, unsigned int &scale, unsigned int new_value)	129	check_set_scale_value (int geom_flags, int flag, unsigned int &scale, unsigned int new_value)
96	{	130	{
97	if (geom_flags & flag)	131	if (geom_flags & flag)
98	{	132	{
…		…
132	int smaller = MIN (image_size,window_size);	166	int smaller = MIN (image_size,window_size);
133		167
134	if (align >= 0 && align <= 50)	168	if (align >= 0 && align <= 50)
135	return diff * align / 100;	169	return diff * align / 100;
136	else if (align > 50 && align <= 100)	170	else if (align > 50 && align <= 100)
137	return window_size - image_size + diff * align / 100;	171	return window_size - image_size - diff * (100 - align) / 100;
138	else if (align > 100 && align <= 200 )	172	else if (align > 100 && align <= 200 )
139	return ((align - 100) * smaller / 100) + window_size - smaller;	173	return ((align - 100) * smaller / 100) + window_size - smaller;
140	else if (align > -100 && align < 0)	174	else if (align > -100 && align < 0)
141	return ((align + 100) * smaller / 100) - image_size;	175	return ((align + 100) * smaller / 100) - image_size;
142	return 0;	176	return 0;
143	}	177	}
144		178
145	static inline void	179	static inline int
146	make_clip_rectangle (int pos, int size, int target_size, int &clip_pos, int &clip_size)	180	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)
147	{	181	{
148	if (size <= 0)	182	int src_pos = 0;
149	{ /* special case - tiling */	183	dst_pos = 0;
		184	dst_size = size;
		185	if (pos < 0 && size > target_size)
		186	{
150	clip_pos = pos;	187	src_pos = -pos;
151	clip_size = target_size;	188	dst_size += pos;
152	}	189	}
153	else if (pos < 0)	190	else if (pos > 0)
154	{
155	clip_pos = 0;
156	clip_size = MIN (target_size, size + pos);
157	}
158	else
159	{
160	clip_pos = pos;	191	dst_pos = pos;
161	clip_size = size;	192
162	if (pos < target_size && (int)clip_size > target_size - pos)	193	if (dst_pos + dst_size > target_size)
163	clip_pos = target_size - pos;	194	dst_size = target_size - dst_pos;
164	}	195	return src_pos;
165	}	196	}
166		197
167	bool	198	bool
168	bgPixmap_t::handle_geometry (const char *geom)	199	bgPixmap_t::set_geometry (const char *geom)
169	{	200	{
170	int geom_flags = 0, changed = 0;	201	int geom_flags = 0, changed = 0;
171	int x = 0, y = 0;	202	int x = 0, y = 0;
172	unsigned int w = 0, h = 0;	203	unsigned int w = 0, h = 0;
173	unsigned int n;	204	unsigned int n;
174	unsigned long new_flags = (flags&(~bgPmap_geometryFlags));	205	unsigned long new_flags = (flags & (~geometryFlags));
175	char *p;	206	char *p;
176	#define MAXLEN_GEOM 256 /* could be longer then regular geometry string */	207	# define MAXLEN_GEOM 256 /* could be longer then regular geometry string */
177		208
178	if (geom == NULL)	209	if (geom == NULL)
179	return false;	210	return false;
180		211
181	char str[MAXLEN_GEOM];	212	char str[MAXLEN_GEOM];
182		213
183	if (!strcmp (geom, "?"))
184	{
185	#if 0 /* TODO: */
186	sprintf (str, "[%dx%d+%d+%d]", /* can't presume snprintf () ! */
187	min (h_scale, 32767), min (v_scale, 32767),
188	min (h_align, 32767), min (v_align, 32767));
189	process_xterm_seq (XTerm_title, str, CHAR_ST);
190	#endif
191	return false;
192	}
193	while (isspace(*geom)) ++geom;	214	while (isspace(*geom)) ++geom;
194	if ((p = strchr (geom, ';')) == NULL)	215	if ((p = strchr (geom, ';')) == NULL)
195	p = strchr (geom, '\0');	216	p = strchr (geom, '\0');
196		217
197	n = (p - geom);	218	n = (p - geom);
198	if (n < MAXLEN_GEOM)	219	if (n < MAXLEN_GEOM)
199	{	220	{
200	char *ops;	221	char *ops;
201	new_flags |= bgPmap_geometrySet;	222	new_flags |= geometrySet;
202		223
203	strncpy (str, geom, n);	224	strncpy (str, geom, n);
204	str[n] = '\0';	225	str[n] = '\0';
205	if (str[0] == ':')	226	if (str[0] == ':')
206	ops = &str[0];	227	ops = &str[0];
…		…
227	{	248	{
228	y = x;	249	y = x;
229	geom_flags |= YValue;	250	geom_flags |= YValue;
230	}	251	}
231		252
232	if (flags & bgPmap_geometrySet)	253	if (flags & geometrySet)
233	{/* new geometry is an adjustment to the old one ! */	254	{/* new geometry is an adjustment to the old one ! */
234	if ((geom_flags & WidthValue) && (geom_flags & HeightValue))	255	if ((geom_flags & WidthValue) && (geom_flags & HeightValue))
235	{	256	{
236	if (w == 0 && h != 0)	257	if (w == 0 && h != 0)
237	{	258	{
…		…
255	}	276	}
256	else /* setting up geometry from scratch */	277	else /* setting up geometry from scratch */
257	{	278	{
258	if (!(geom_flags & XValue))	279	if (!(geom_flags & XValue))
259	{/* use default geometry - centered */	280	{/* use default geometry - centered */
260	x = y = bgPmap_defaultAlign;	281	x = y = defaultAlign;
261	}	282	}
262	else if (!(geom_flags & YValue))	283	else if (!(geom_flags & YValue))
263	y = x;	284	y = x;
264		285
265	if ((geom_flags & (WidthValue|HeightValue)) == 0)	286	if ((geom_flags & (WidthValue|HeightValue)) == 0)
266	{/* use default geometry - scaled */	287	{/* use default geometry - scaled */
267	w = h = bgPmap_defaultScale;	288	w = h = defaultScale;
268	}	289	}
269	else if (geom_flags & WidthValue)	290	else if (geom_flags & WidthValue)
270	{	291	{
271	if (!(geom_flags & HeightValue))	292	if (!(geom_flags & HeightValue))
272	h = w;	293	h = w;
273	}	294	}
274	else	295	else
275	w = h;	296	w = h;
276	}	297	}
277	} /* done parsing geometry string */	298	} /* done parsing geometry string */
278	else if (!(flags & bgPmap_geometrySet))	299	else if (!(flags & geometrySet))
279	{ /* default geometry - scaled and centered */	300	{ /* default geometry - scaled and centered */
280	x = y = bgPmap_defaultAlign;	301	x = y = defaultAlign;
281	w = h = bgPmap_defaultScale;	302	w = h = defaultScale;
282	}	303	}
283		304
284	if (!(flags & bgPmap_geometrySet))	305	if (!(flags & geometrySet))
285	geom_flags |= WidthValue|HeightValue|XValue|YValue;	306	geom_flags |= WidthValue|HeightValue|XValue|YValue;
286		307
287	if (ops)	308	if (ops)
288	{	309	{
289	while (*ops)	310	while (*ops)
290	{	311	{
291	while (*ops == ':' || isspace(*ops)) ++ops;	312	while (*ops == ':' || isspace(*ops)) ++ops;
292	#define CHECK_GEOM_OPS(op_str) (strncasecmp (ops, (op_str), sizeof(op_str)-1) == 0)	313	# define CHECK_GEOM_OPS(op_str) (strncasecmp (ops, (op_str), sizeof(op_str)-1) == 0)
293	if (CHECK_GEOM_OPS("tile"))	314	if (CHECK_GEOM_OPS("tile"))
294	{	315	{
295	w = h = 0;	316	w = h = 0;
296	geom_flags |= WidthValue|HeightValue;	317	geom_flags |= WidthValue|HeightValue;
297	}	318	}
…		…
300	if (w == 0 && h == 0)	321	if (w == 0 && h == 0)
301	{	322	{
302	w = 100;	323	w = 100;
303	geom_flags |= WidthValue;	324	geom_flags |= WidthValue;
304	}	325	}
305	new_flags |= bgPmap_propScale;	326	new_flags |= propScale;
306	}	327	}
307	else if (CHECK_GEOM_OPS("hscale"))	328	else if (CHECK_GEOM_OPS("hscale"))
308	{	329	{
309	if (w == 0)	330	if (w == 0)
310	w = 100;	331	w = 100;
…		…
330	{	351	{
331	w = h = 100;	352	w = h = 100;
332	x = y = 50;	353	x = y = 50;
333	geom_flags |= WidthValue|HeightValue|XValue|YValue;	354	geom_flags |= WidthValue|HeightValue|XValue|YValue;
334	}	355	}
335	#undef CHECK_GEOM_OPS	356	# undef CHECK_GEOM_OPS
336	while (*ops != ':' && *ops != '\0') ++ops;	357	while (*ops != ':' && *ops != '\0') ++ops;
337	} /* done parsing ops */	358	} /* done parsing ops */
338	}	359	}
339		360
340	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w))	361	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w))
…		…
355	//fprintf( stderr, "flags = %lX, scale = %ux%u, align=%+d%+d\n",	376	//fprintf( stderr, "flags = %lX, scale = %ux%u, align=%+d%+d\n",
356	// flags, h_scale, v_scale, h_align, v_align);	377	// flags, h_scale, v_scale, h_align, v_align);
357	return (changed > 0);	378	return (changed > 0);
358	}	379	}
359		380
360	#ifdef HAVE_AFTERIMAGE	381	# ifdef HAVE_AFTERIMAGE
361	bool	382	bool
362	bgPixmap_t::render_asim (rxvt_term *target, ASImage *background, ARGB32 background_tint)	383	bgPixmap_t::render_asim (ASImage *background, ARGB32 background_tint)
363	{	384	{
364	if (target == NULL)	385	if (target == NULL)
365	return false;	386	return false;
366		387
367	int target_width = (int)target->szHint.width;	388	int target_width = (int)target->szHint.width;
…		…
372	int x = 0;	393	int x = 0;
373	int y = 0;	394	int y = 0;
374	int w = h_scale * target_width / 100;	395	int w = h_scale * target_width / 100;
375	int h = v_scale * target_height / 100;	396	int h = v_scale * target_height / 100;
376		397
		398	TIMING_TEST_START (asim);
		399
377	if (original_asim)	400	if (original_asim)
378	{	401	{
379	x = make_align_position (h_align, target_width, w > 0 ? w : (int)original_asim->width);	402	x = make_align_position (h_align, target_width, w > 0 ? w : (int)original_asim->width);
380	y = make_align_position (v_align, target_height, h > 0 ? h : (int)original_asim->height);	403	y = make_align_position (v_align, target_height, h > 0 ? h : (int)original_asim->height);
381	}	404	}
382		405
383	int dst_x, dst_y;	406	if (original_asim == NULL
384	int clip_width, clip_height;	407	|| x >= target_width
385		408	|| y >= target_height
386	make_clip_rectangle (x, w, target_width, dst_x, clip_width);	409	|| (w > 0 && x + w <= 0)
387	make_clip_rectangle (y, h, target_height, dst_y, clip_height);	410	|| (h > 0 && y + h <= 0))
388
389	/* TODO : actuall scaling code :) */
390	if (dst_x >= target_width || dst_y >= target_height
391	|| clip_width <= 0 || clip_height <= 0 || original_asim == NULL)
392	{	411	{
393	result = background;
394	dst_x = dst_y = 0;
395	if (background)	412	if (background)
396	{	413	{
397	new_pmap_width = clip_width = background->width;	414	new_pmap_width = background->width;
398	new_pmap_height = clip_height = background->height;	415	new_pmap_height = background->height;
		416	result = background;
		417	if (background_tint != TINT_LEAVE_SAME)
		418	{
		419	ASImage* tmp = tile_asimage (target->asv, background, 0, 0,
		420	target_width, target_height, background_tint,
		421	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
		422	if (tmp)
		423	result = tmp;
		424	}
399	}	425	}
400	else	426	else
401	new_pmap_width = new_pmap_height = 0;	427	new_pmap_width = new_pmap_height = 0;
402	}	428	}
403	else	429	else
404	{	430	{
405	result = original_asim;	431	result = original_asim;
406	if ((w > 0 && w != original_asim->width)	432	if ((w > 0 && w != original_asim->width)
…		…
416	{/* if tiling - pixmap has to be sized exactly as the image */	442	{/* if tiling - pixmap has to be sized exactly as the image */
417	if (h_scale == 0)	443	if (h_scale == 0)
418	new_pmap_width = result->width;	444	new_pmap_width = result->width;
419	if (v_scale == 0)	445	if (v_scale == 0)
420	new_pmap_height = result->height;	446	new_pmap_height = result->height;
		447	/* we also need to tile our image in one or both directions */
		448	if (h_scale == 0 || v_scale == 0)
		449	{
		450	ASImage *tmp = tile_asimage (target->asv, result,
		451	(h_scale > 0) ? 0 : (int)result->width - x,
		452	(v_scale > 0) ? 0 : (int)result->height - y,
		453	result->width, result->height,
		454	TINT_LEAVE_SAME, ASA_XImage,
		455	100, ASIMAGE_QUALITY_DEFAULT);
		456	if (tmp)
		457	{
		458	if (result != original_asim)
		459	destroy_asimage (&result);
		460	result = tmp;
		461	}
		462	}
421	}	463	}
422	else	464	else
423	{/* if blending background and image - pixmap has to be sized same as target window */	465	{/* if blending background and image - pixmap has to be sized same as target window */
424	ASImageLayer *layers = create_image_layers (2);	466	ASImageLayer *layers = create_image_layers (2);
425	ASImage *merged_im = NULL;	467	ASImage *merged_im = NULL;
…		…
429	layers[0].clip_height = target_height;	471	layers[0].clip_height = target_height;
430	layers[0].tint = background_tint;	472	layers[0].tint = background_tint;
431	layers[1].im = result;	473	layers[1].im = result;
432	if (w <= 0)	474	if (w <= 0)
433	{/* tile horizontally */	475	{/* tile horizontally */
434	layers[1].dst_x = dst_x - (int)result->width;	476	while (x > 0) x -= (int)result->width;
		477	layers[1].dst_x = x;
435	layers[1].clip_width = result->width;	478	layers[1].clip_width = result->width+target_width;
436	}	479	}
437	else	480	else
438	{/* clip horizontally */	481	{/* clip horizontally */
439	layers[1].dst_x = dst_x;	482	layers[1].dst_x = x;
440	layers[1].clip_width = clip_width;	483	layers[1].clip_width = result->width;
441	}	484	}
442	if (h <= 0)	485	if (h <= 0)
443	{	486	{
444	layers[1].dst_y = dst_y - (int)result->height;	487	while (y > 0) y -= (int)result->height;
		488	layers[1].dst_y = y;
		489	layers[1].clip_height = result->height + target_height;
		490	}
		491	else
		492	{
		493	layers[1].dst_y = y;
445	layers[1].clip_height = result->height;	494	layers[1].clip_height = result->height;
446	}
447	else
448	{
449	layers[1].dst_y = dst_y;
450	layers[1].clip_height = clip_height;
451	}	495	}
452	if (target->rs[Rs_blendtype])	496	if (target->rs[Rs_blendtype])
453	{	497	{
454	layers[1].merge_scanlines = blend_scanlines_name2func (target->rs[Rs_blendtype]);	498	layers[1].merge_scanlines = blend_scanlines_name2func (target->rs[Rs_blendtype]);
455	if (layers[1].merge_scanlines == NULL)	499	if (layers[1].merge_scanlines == NULL)
…		…
460	if (tmp)	504	if (tmp)
461	{	505	{
462	if (result != original_asim)	506	if (result != original_asim)
463	destroy_asimage (&result);	507	destroy_asimage (&result);
464	result = tmp;	508	result = tmp;
465	dst_x = dst_y = 0;
466	clip_width = target_width;
467	clip_height = target_height;
468	}	509	}
469	free (layers);	510	free (layers);
470	}	511	}
471	}	512	}
		513	TIMING_TEST_PRINT_RESULT (asim);
472		514
473	if (pixmap)	515	if (pixmap)
474	{	516	{
475	if (result == NULL	517	if (result == NULL
476	|| pmap_width != new_pmap_width	518	|| pmap_width != new_pmap_width
…		…
497	}	539	}
498	/* fill with background color ( if result's not completely overlapping it)*/	540	/* fill with background color ( if result's not completely overlapping it)*/
499	gcv.foreground = target->pix_colors[Color_bg];	541	gcv.foreground = target->pix_colors[Color_bg];
500	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);	542	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
501		543
		544	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
		545	int dst_width = result->width, dst_height = result->height;
		546	if (background == NULL)
		547	{
		548	if (h_scale > 0)
		549	src_x = make_clip_rectangle (x, result->width, new_pmap_width, dst_x, dst_width);
		550	if (v_scale > 0)
		551	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
		552
502	if (dst_x > 0 || dst_y > 0	553	if (dst_x > 0 || dst_y > 0
503	|| dst_x + clip_width < new_pmap_width	554	|| dst_x + dst_width < new_pmap_width
504	|| dst_y + clip_height < new_pmap_height)	555	|| dst_y + dst_height < new_pmap_height)
505	{	556	{
506	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	557	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
507	}	558	}
		559	}
		560
508	/* put result on pixmap */	561	/* put result on pixmap */
		562	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
509	asimage2drawable (target->asv, pixmap, result, gc, 0, 0, dst_x, dst_y, clip_width, clip_height, True);	563	asimage2drawable (target->asv, pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);
510		564
511	/* set target's background to pixmap */	565	if (result != background && result != original_asim)
512	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);	566	destroy_asimage (&result);
513		567
514	XFreeGC (target->dpy, gc);	568	XFreeGC (target->dpy, gc);
515	}	569	TIMING_TEST_PRINT_RESULT (asim);
516	else
517	{
518	/* set target background to a pixel */
519	XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);
520	}	570	}
521		571
522	return true;	572	return true;
523	}	573	}
524	#endif	574	# endif /* HAVE_AFTERIMAGE */
525		575
526	void	576	bool
527	rxvt_term::resize_pixmap ()	577	bgPixmap_t::set_file (const char *file)
528	{
529	XGCValues gcvalue;
530	GC gc;
531	unsigned int w = bgPixmap.h_scale*szHint.width/100;
532	unsigned int h = bgPixmap.v_scale*szHint.height/100;
533	int x = bgPixmap.h_align*szHint.width/100;
534	int y = bgPixmap.v_align*szHint.height/100;
535	#ifdef HAVE_AFTERIMAGE
536	ASImage *im = bgPixmap.original_asim;
537	#else
538	void *im = NULL;
539	#endif
540	/* preliminary cleanup - this needs to be integrated with check_our_parents() code */
541	if (bgPixmap.pixmap != None)
542	{
543	XFreePixmap (dpy, bgPixmap.pixmap);
544	bgPixmap.pixmap = None ;
545	}
546	#ifdef ENABLE_TRANSPARENCY
547	if (option(Opt_transparent) && am_transparent)
548	{
549	/* we need to re-generate transparency pixmap in that case ! */
550	check_our_parents ();
551	return;
552	}
553	#endif
554
555	if (im == NULL)
556	{ /* So be it: I'm not using pixmaps */
557	XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
558	return;
559	}
560
561	gcvalue.foreground = pix_colors[Color_bg];
562	gc = XCreateGC (dpy, vt, GCForeground, &gcvalue);
563
564	/* don't zoom pixmap too much nor expand really small pixmaps */
565	if (w > 16000)
566	w = 1;
567	if (h > 16000)
568	h = 1;
569
570	#ifdef HAVE_AFTERIMAGE
571	if (w == 0)
572	w = im->width;
573	if (h == 0)
574	h = im->height;
575
576	if (w != im->width || h != im->height)
577	{
578	ASImage *tmp = scale_asimage (asv, im, w, h, (x == 0 && y == 0)?ASA_XImage:ASA_ASImage, 0, ASIMAGE_QUALITY_DEFAULT);
579	if (tmp != NULL)
580	im = tmp;
581	}
582	bgPixmap.pmap_width = MIN(w,szHint.width);
583	bgPixmap.pmap_height = MIN(h,szHint.height);
584	#if 0 /* TODO: fix that! */
585	if (x != 0 || y != 0)
586	{
587	ASImage *tmp = tile_asimage (asv, im, x, y, w, h, TINT_LEAVE_SAME, ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
588	if (tmp != NULL)
589	{
590	if (im != bgPixmap.original_asim)
591	destroy_asimage (&im);
592	im = tmp;
593	}
594	}
595	#endif
596	bgPixmap.pixmap = XCreatePixmap (dpy, vt, bgPixmap.pmap_width, bgPixmap.pmap_height, depth);
597	bgPixmap.pmap_depth = depth;
598
599	asimage2drawable (asv, bgPixmap.pixmap, im, gc, 0, 0, 0, 0, bgPixmap.pmap_width, bgPixmap.pmap_height, True);
600
601	if (im != bgPixmap.original_asim)
602	destroy_asimage (&im);
603	#endif
604	if( bgPixmap.pixmap )
605	XSetWindowBackgroundPixmap (dpy, vt, bgPixmap.pixmap);
606
607	XFreeGC (dpy, gc);
608	}
609
610	void
611	rxvt_term::set_bgPixmap (const char *file)
612	{	578	{
613	char *f;	579	char *f;
614		580
615	assert (file != NULL);	581	assert (file != NULL);
616		582
617	if (bgPixmap.pixmap != None)
618	{
619	XFreePixmap (dpy, bgPixmap.pixmap);
620	bgPixmap.pixmap = None;
621	}
622
623	XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
624	if (*file != '\0')	583	if (*file != '\0')
625	{	584	{
626	#ifdef HAVE_AFTERIMAGE	585	# ifdef HAVE_AFTERIMAGE
627	if (asimman == NULL)	586	if (target->asimman == NULL)
628	asimman = create_generic_imageman(rs[Rs_path]);	587	target->asimman = create_generic_imageman(target->rs[Rs_path]);
629	if ((f = strchr (file, ';')) == NULL)	588	if ((f = strchr (file, ';')) == NULL)
630	bgPixmap.original_asim = get_asimage( asimman, file, 0xFFFFFFFF, 100 );	589	original_asim = get_asimage( target->asimman, file, 0xFFFFFFFF, 100 );
631	else	590	else
632	{	591	{
633	size_t len = f - file;	592	size_t len = f - file;
634	f = (char *)malloc (len + 1);	593	f = (char *)malloc (len + 1);
635	strncpy (f, file, len);	594	strncpy (f, file, len);
636	f[len] = '\0';	595	f[len] = '\0';
637	bgPixmap.original_asim = get_asimage( asimman, f, 0xFFFFFFFF, 100 );	596	original_asim = get_asimage( target->asimman, f, 0xFFFFFFFF, 100 );
638	free( f );	597	free( f );
639	}	598	}
		599	return (original_asim != NULL);
640	#endif	600	# endif
641	}	601	}
642		602	return false;
643	resize_pixmap ();
644	}	603	}
645		604
646	#endif /* XPM_BACKGROUND */	605	# endif /* XPM_BACKGROUND */
647	#endif /* HAVE_BG_PIXMAP */
648		606
649	#ifdef ENABLE_TRANSPARENCY	607	# ifdef ENABLE_TRANSPARENCY
		608	bool
		609	bgPixmap_t::set_transparent ()
		610	{
		611	if (!(flags & isTransparent))
		612	{
		613	flags |= isTransparent;
		614	return true;
		615	}
		616	}
		617
		618	bool
		619	bgPixmap_t::set_blur_radius (const char *geom)
		620	{
		621	int changed = 0;
		622	unsigned int hr, vr;
		623	int junk;
		624	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
		625	if (!(geom_flags&WidthValue))
		626	hr = 1;
		627	if (!(geom_flags&HeightValue))
		628	vr = hr;
		629
		630	if (h_blurRadius != hr)
		631	{
		632	++changed;
		633	h_blurRadius = hr;
		634	}
		635	if (v_blurRadius != vr)
		636	{
		637	++changed;
		638	v_blurRadius = vr;
		639	}
		640	if (v_blurRadius == 0 && h_blurRadius == 0)
		641	flags &= ~blurNeeded;
		642	else
		643	flags |= blurNeeded;
		644	return (changed>0);
		645	}
		646
		647	static inline unsigned long
		648	compute_tint_shade_flags (rxvt_color *tint, int shade)
		649	{
		650	unsigned long flags = 0;
		651	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
		652
		653	if (tint)
		654	{
		655	tint->get (c);
		656	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)
		657	if (IS_COMPONENT_WHOLESOME (c.r)
		658	&& IS_COMPONENT_WHOLESOME (c.g)
		659	&& IS_COMPONENT_WHOLESOME (c.b))
		660	flags |= bgPixmap_t::tintWholesome;
		661	# undef IS_COMPONENT_WHOLESOME
		662	}
		663
		664	if ((shade > 0 && shade < 100) || (shade > 100 && shade < 200))
		665	flags |= bgPixmap_t::tintNeeded;
		666	else if (tint)
		667	{
		668	if ((c.r > 0x000700 || c.g > 0x000700 || c.b > 0x000700)
		669	&& (c.r < 0x00f700 || c.g < 0x00f700 || c.b < 0x00f700))
		670	{
		671	flags |= bgPixmap_t::tintNeeded;
		672	}
		673	}
		674
		675	if (flags & bgPixmap_t::tintNeeded)
		676	{
		677	if (flags & bgPixmap_t::tintWholesome)
		678	flags |= bgPixmap_t::tintServerSide;
		679	#if XFT
		680	/* TODO: add logic for XRENDER tinting */
		681	flags |= bgPixmap_t::tintServerSide;
		682	#endif
		683	}
		684
		685	return flags;
		686	}
		687
		688	bool
		689	bgPixmap_t::set_tint (rxvt_color &new_tint)
		690	{
		691	if (tint != new_tint)
		692	{
		693	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);
		694	tint = new_tint;
		695	flags = (flags & ~tintFlags) | new_flags | tintSet;
		696	return true;
		697	}
		698	return false;
		699	}
		700
		701	bool
		702	bgPixmap_t::unset_tint ()
		703	{
		704	unsigned long new_flags = compute_tint_shade_flags (NULL, shade);
		705
		706	if (new_flags != (flags & tintFlags))
		707	{
		708	flags = (flags&~tintFlags)|new_flags;
		709	return true;
		710	}
		711	return false;
		712	}
		713
		714	bool
		715	bgPixmap_t::set_shade (const char *shade_str)
		716	{
		717	int new_shade = (shade_str) ? atoi (shade_str) : 0;
		718
		719	if (new_shade == 100)
		720	new_shade = 0;
		721
		722	if (new_shade != shade)
		723	{
		724	unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);
		725	shade = new_shade;
		726	flags = (flags & ~tintFlags) | new_flags;
		727	return true;
		728	}
		729	return false;
		730	}
		731
		732
		733	/* make_transparency_pixmap()
		734	* Builds a pixmap sized the same as terminal window, with depth same as the root window
		735	* that pixmap contains tiled portion of the root pixmap that is supposed to be covered by
		736	* our window.
		737	*/
		738	unsigned long
		739	bgPixmap_t::make_transparency_pixmap ()
		740	{
		741	unsigned long result = 0;
		742
		743	if (target == NULL)
		744	return 0;
		745
		746	/* root dimentions may change from call to call - but Display structure should
		747	* be always up-to-date, so let's use it :
		748	*/
		749	Window root = target->display->root;
		750	int screen = target->display->screen;
		751	Display *dpy = target->dpy;
		752	int root_width = DisplayWidth (dpy, screen);
		753	int root_height = DisplayHeight (dpy, screen);
		754	unsigned int root_pmap_width, root_pmap_height;
		755	int window_width = target->szHint.width;
		756	int window_height = target->szHint.height;
		757	int sx, sy;
		758	XGCValues gcv;
		759
		760	TIMING_TEST_START (tp);
		761	target->get_window_origin (sx, sy);
		762
		763	/* check if we are outside of the visible part of the virtual screen : */
		764	if (sx + window_width <= 0 || sy + window_height <= 0
		765	|| sx >= root_width || sy >= root_height)
		766	return 0;
		767
		768	if (root_pixmap != None)
		769	{/* we want to validate the pixmap and get it's size at the same time : */
		770	int junk;
		771	unsigned int ujunk;
		772	/* root pixmap may be bad - allow a error */
		773	target->allowedxerror = -1;
		774	if (!XGetGeometry (dpy, root_pixmap, &root, &junk, &junk, &root_pmap_width, &root_pmap_height, &ujunk, &ujunk))
		775	root_pixmap = None;
		776	target->allowedxerror = 0;
		777	}
		778
		779	Pixmap tiled_root_pmap = XCreatePixmap (dpy, root, window_width, window_height, root_depth);
		780	GC gc = NULL;
		781
		782	if (tiled_root_pmap == None) /* something really bad happened - abort */
		783	return 0;
		784
		785	if (root_pixmap == None)
		786	{ /* use tricks to obtain the root background image :*/
		787	/* we want to create Overrideredirect window overlapping out window
		788	with background type of Parent Relative and then grab it */
		789	XSetWindowAttributes attr;
		790	Window src;
		791	bool success = false;
		792
		793	attr.background_pixmap = ParentRelative;
		794	attr.backing_store = Always;
		795	attr.event_mask = ExposureMask;
		796	attr.override_redirect = True;
		797	src = XCreateWindow (dpy, root, sx, sy, window_width, window_height, 0,
		798	CopyFromParent, CopyFromParent, CopyFromParent,
		799	CWBackPixmap|CWBackingStore|CWOverrideRedirect|CWEventMask,
		800	&attr);
		801
		802	if (src != None)
		803	{
		804	XEvent event;
		805	int ev_count = 0;
		806	XGrabServer (dpy);
		807	XMapRaised (dpy, src);
		808	XSync (dpy, False);
		809	/* XSync should get window where it's properly exposed,
		810	* but to be on the safe side - let's check for the actuall event to arrive : */
		811	while (XCheckWindowEvent (dpy, src, ExposureMask, &event))
		812	++ev_count;
		813	if (ev_count > 0);
		814	{ /* hooray! - we can grab the image! */
		815	gc = XCreateGC (dpy, root, 0, NULL);
		816	if (gc)
		817	{
		818	XCopyArea (dpy, src, tiled_root_pmap, gc, 0, 0, window_width, window_height, 0, 0);
		819	success = true;
		820	}
		821	}
		822	XDestroyWindow (dpy, src);
		823	XUngrabServer (dpy);
		824	//fprintf (stderr, "%s:%d: ev_count = %d\n", __FUNCTION__, __LINE__, ev_count);
		825	}
		826	if (!success)
		827	{
		828	XFreePixmap (dpy, tiled_root_pmap);
		829	tiled_root_pmap = None;
		830	}
		831	else
		832	result |= transpPmapTiled;
		833	}
		834	else
		835	{/* strightforward pixmap copy */
		836	gcv.tile = root_pixmap;
		837	gcv.fill_style = FillTiled;
		838	while (sx < 0) sx += (int)window_width;
		839	while (sy < 0) sy += (int)window_height;
		840	gcv.ts_x_origin = -sx;
		841	gcv.ts_y_origin = -sy;
		842	gc = XCreateGC (dpy, root, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
		843	if (gc)
		844	{
		845	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
		846	result |= transpPmapTiled;
		847	}
		848	}
		849	TIMING_TEST_PRINT_RESULT (tp);
		850
		851	if (tiled_root_pmap != None)
		852	{
		853	if ((flags & tintNeeded) && !need_client_side_rendering ())
		854	{
		855	if (flags & tintWholesome)
		856	{
		857	/* In this case we can tint image server-side getting significant
		858	* performance improvements, as we eliminate XImage transfer
		859	*/
		860	gcv.foreground = Pixel (tint);
		861	gcv.function = GXand;
		862	gcv.fill_style = FillSolid;
		863	if (gc)
		864	XChangeGC (dpy, gc, GCFillStyle | GCForeground | GCFunction, &gcv);
		865	else
		866	gc = XCreateGC (dpy, root, GCFillStyle | GCForeground | GCFunction, &gcv);
		867	if (gc)
		868	{
		869	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
		870	result |= transpPmapTinted;
		871	}
		872	}
		873	else
		874	{
		875	#if XFT /* TODO : implement proper detection of XRENDER, as XFT may be present without XRENDER ! */
		876	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
		877	if (flags & tintSet)
		878	tint.get (c);
		879	if (shade > 0 && shade < 100)
		880	{
		881	c.r = (c.r * shade) / 100;
		882	c.g = (c.g * shade) / 100;
		883	c.b = (c.b * shade) / 100;
		884	}
		885	else if( shade > 100 && shade < 200)
		886	{
		887	c.r = (c.r * (200 - shade)) / 100;
		888	c.g = (c.g * (200 - shade)) / 100;
		889	c.b = (c.b * (200 - shade)) / 100;
		890	}
		891
		892	XRenderPictFormat pf;
		893	pf.type = PictTypeDirect;
		894	pf.depth = 32;
		895	pf.direct.redMask = 0xff;
		896	pf.direct.greenMask = 0xff;
		897	pf.direct.blueMask = 0xff;
		898	pf.direct.alphaMask = 0xff;
		899
		900	XRenderPictFormat *solid_format = XRenderFindFormat (dpy,
		901	(PictFormatType|
		902	PictFormatDepth|
		903	PictFormatRedMask|
		904	PictFormatGreenMask|
		905	PictFormatBlueMask|
		906	PictFormatAlphaMask),
		907	&pf,
		908	0);
		909	XRenderPictFormat *root_format = XRenderFindVisualFormat (dpy, DefaultVisualOfScreen (ScreenOfDisplay (dpy, target->display->screen)));
		910	XRenderPictureAttributes pa ;
		911
		912	Picture back_pic = XRenderCreatePicture (dpy, tiled_root_pmap, root_format, 0, &pa);
		913
		914	pa.repeat = True;
		915
		916	Pixmap overlay_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
		917	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
		918	XFreePixmap (dpy, overlay_pmap);
		919
		920	pa.component_alpha = True;
		921	Pixmap mask_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
		922	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
		923	XFreePixmap (dpy, mask_pmap);
		924
		925	if (mask_pic && overlay_pic && back_pic)
		926	{
		927	XRenderColor mask_c;
		928
		929	memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof(mask_c));
		930	mask_c.alpha = 0xffff;
		931	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
		932	memset (&mask_c, 0x0, sizeof(mask_c));
		933	mask_c.alpha = 0;
		934	if (c.r == c.b && c.b == c.g) /* pure shading */
		935	{
		936	mask_c.red = mask_c.green = mask_c.blue = 0xffff-c.r;
		937	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
		938	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, window_width, window_height);
		939	}
		940	else
		941	{
		942	mask_c.red = 0xffff-c.r;
		943	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
		944	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, window_width, window_height);
		945	mask_c.red = 0;
		946	mask_c.green = 0xffff-c.g;
		947	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
		948	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, window_width, window_height);
		949	mask_c.green = 0;
		950	mask_c.blue = 0xffff-c.b;
		951	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
		952	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, window_width, window_height);
		953	}
		954	result |= transpPmapTinted;
		955	}
		956	XRenderFreePicture (dpy, mask_pic);
		957	XRenderFreePicture (dpy, overlay_pic);
		958	XRenderFreePicture (dpy, back_pic);
		959	#endif
		960	}
		961	}
		962	if (pixmap)
		963	XFreePixmap (dpy, pixmap);
		964	pixmap = tiled_root_pmap;
		965	pmap_width = window_width;
		966	pmap_height = window_height;
		967	pmap_depth = root_depth;
		968	}
		969
		970	if (gc)
		971	XFreeGC (dpy, gc);
		972
		973	TIMING_TEST_PRINT_RESULT (tp);
		974
		975	return result;
		976	}
		977
		978	bool
		979	bgPixmap_t::set_root_pixmap ()
		980	{
		981	Pixmap new_root_pixmap = None;
		982
		983	new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);
		984	if (new_root_pixmap == None)
		985	new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);
		986
		987	if (new_root_pixmap != root_pixmap)
		988	{
		989	root_pixmap = new_root_pixmap;
		990	return true;
		991	}
		992	return false;
		993	}
		994	# endif /* ENABLE_TRANSPARENCY */
		995
650	#ifndef HAVE_AFTERIMAGE	996	# ifndef HAVE_AFTERIMAGE
		997	static void ShadeXImage(rxvt_term *term, XImage* srcImage, int shade, int rm, int gm, int bm);
		998	# endif
		999
		1000
		1001	bool
		1002	bgPixmap_t::render ()
		1003	{
		1004	unsigned long background_flags = 0;
		1005
		1006	if (target == NULL)
		1007	return false;
		1008
		1009	invalidate();
		1010	# ifdef ENABLE_TRANSPARENCY
		1011	if (flags & isTransparent)
		1012	{
		1013	/* we need to re-generate transparency pixmap in that case ! */
		1014	background_flags = make_transparency_pixmap ();
		1015	if (background_flags == 0)
		1016	return false;
		1017	else if ((background_flags & transpTransformations) == (flags & transpTransformations)
		1018	&& pmap_depth == target->depth)
		1019	flags = flags & ~isInvalid;
		1020	}
		1021	# endif
		1022
		1023	XImage *result = NULL;
		1024	# ifdef HAVE_AFTERIMAGE
		1025	if (original_asim
		1026	|| (background_flags & transpTransformations) != (flags & transpTransformations))
		1027	{
		1028	ASImage *background = NULL;
		1029	ARGB32 as_tint = TINT_LEAVE_SAME;
		1030	if (background_flags)
		1031	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);
		1032
		1033	# ifdef ENABLE_TRANSPARENCY
		1034	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
		1035	{
		1036	ShadingInfo as_shade;
		1037	as_shade.shading = (shade == 0) ? 100 : shade;
		1038
		1039	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
		1040	if (flags & tintSet)
		1041	tint.get (c);
		1042	as_shade.tintColor.red = c.r;
		1043	as_shade.tintColor.green = c.g;
		1044	as_shade.tintColor.blue = c.b;
		1045
		1046	as_tint = shading2tint32 (&as_shade);
		1047	}
		1048	if (!(background_flags & transpPmapBlured) && (flags & blurNeeded) && background != NULL)
		1049	{
		1050	ASImage* tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
		1051	(original_asim == NULL || tint == TINT_LEAVE_SAME)?ASA_XImage:ASA_ASImage,
		1052	100, ASIMAGE_QUALITY_DEFAULT);
		1053	if (tmp)
		1054	{
		1055	destroy_asimage (&background);
		1056	background = tmp;
		1057	}
		1058	}
		1059	# endif
		1060
		1061	if (render_asim (background, as_tint))
		1062	flags = flags & ~isInvalid;
		1063	if (background)
		1064	destroy_asimage (&background);
		1065	}
		1066	else if (background_flags && pmap_depth != target->depth)
		1067	{
		1068	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
		1069	}
		1070	# else /* our own client-side tinting */
		1071	if (background_flags && (flags & isInvalid))
		1072	{
		1073	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
		1074	if (result != NULL && !(background_flags & transpPmapTinted) && (flags & tintNeeded))
		1075	{
		1076	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
		1077	if (flags & tintSet)
		1078	tint.get (c);
		1079	ShadeXImage (target, result, shade, c.r, c.g, c.b);
		1080	}
		1081	}
		1082	# endif /* HAVE_AFTERIMAGE */
		1083	if (result != NULL)
		1084	{
		1085	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);
		1086	if (gc)
		1087	{
		1088	if (/*pmap_depth != target->depth &&*/ pixmap != None)
		1089	{
		1090	XFreePixmap (target->dpy, pixmap);
		1091	pixmap = None;
		1092	}
		1093	if (pixmap == None)
		1094	{
		1095	pixmap = XCreatePixmap (target->dpy, target->vt, result->width, result->height, target->depth);
		1096	pmap_width = result->width;
		1097	pmap_height = result->height;
		1098	pmap_depth = target->depth;
		1099	}
		1100	if (pmap_depth != result->depth)
		1101	{ /* Bad Match error will ensue ! stupid X !!!! */
		1102	if( result->depth == 24 && pmap_depth == 32)
		1103	result->depth = 32;
		1104	else if( result->depth == 32 && pmap_depth == 24)
		1105	result->depth = 24;
		1106	else
		1107	{
		1108	/* TODO: implement image recoding */
		1109	}
		1110	}
		1111	if (pmap_depth == result->depth)
		1112	XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
		1113	XFreeGC (target->dpy, gc);
		1114	flags = flags & ~isInvalid;
		1115	}
		1116	XDestroyImage (result);
		1117	}
		1118
		1119	if (flags & isInvalid)
		1120	{
		1121	if (pixmap != None)
		1122	{
		1123	XFreePixmap (target->dpy, pixmap);
		1124	pixmap = None;
		1125	}
		1126	}
		1127
		1128	apply ();
		1129
		1130	return true;
		1131	}
		1132
		1133	bool
		1134	bgPixmap_t::set_target (rxvt_term *new_target)
		1135	{
		1136	if (new_target)
		1137	if (target != new_target)
		1138	{
		1139	target = new_target;
		1140	# ifdef ENABLE_TRANSPARENCY
		1141	root_depth = DefaultDepthOfScreen (ScreenOfDisplay (target->dpy, target->display->screen));
		1142	# endif
		1143	return true;
		1144	}
		1145	return false;
		1146	}
		1147
		1148	void
		1149	bgPixmap_t::apply()
		1150	{
		1151	if (target)
		1152	{
		1153	if (pixmap != None)
		1154	{ /* set target's background to pixmap */
		1155	# ifdef ENABLE_TRANSPARENCY
		1156	if (flags & isTransparent)
		1157	{
		1158	XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);
		1159	XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);
		1160	# if HAVE_SCROLLBARS
		1161	if (target->scrollBar.win)
		1162	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);
		1163	# endif
		1164	}
		1165	else
		1166	# endif
		1167	{
		1168	/* force old pixmap dereference in case it was transparent before :*/
		1169	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
		1170	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
		1171	/* do we also need to set scrollbar's background here ? */
		1172	# if HAVE_SCROLLBARS
		1173	if (target->scrollBar.win)
		1174	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
		1175	# endif
		1176	}
		1177	}
		1178	else
		1179	{ /* set target background to a pixel */
		1180	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
		1181	XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);
		1182	/* do we also need to set scrollbar's background here ? */
		1183	# if HAVE_SCROLLBARS
		1184	if (target->scrollBar.win)
		1185	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
		1186	# endif
		1187	}
		1188	/* don't want Expose on the parent */
		1189	XClearArea (target->dpy, target->parent[0], 0, 0, 0, 0, False);
		1190	/* do want Expose on the vt */
		1191	XClearArea (target->dpy, target->parent[0], 0, 0, 0, 0, True);
		1192	# if HAVE_SCROLLBARS
		1193	if (target->scrollBar.win)
		1194	{
		1195	target->scrollBar.setIdle ();
		1196	target->scrollbar_show (0);
		1197	}
		1198	# endif
		1199	/* Is that really neccessary? we did a XClearArea to generate Expose events alreday ! */
		1200	target->want_refresh = 1;
		1201	# ifdef ENABLE_TRANSPARENCY
		1202	target->want_full_refresh = 1;
		1203	# endif
		1204	/* TODO: why do we need a flush here ??? It causes segfault on resize ! */
		1205	// target->flush ();
		1206	}
		1207	}
		1208
		1209	void
		1210	rxvt_term::get_window_origin (int &x, int &y)
		1211	{
		1212	Window cr;
		1213	XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
		1214	/* fprintf( stderr, "origin is %+d%+d\n", x, y);*/
		1215	}
		1216
		1217	Pixmap
		1218	rxvt_term::get_pixmap_property (int prop_id)
		1219	{
		1220	if (prop_id > 0 && prop_id < NUM_XA)
		1221	if (xa[prop_id])
		1222	{
		1223	int aformat, rootdepth;
		1224	unsigned long nitems, bytes_after;
		1225	Atom atype;
		1226	unsigned char *prop = NULL;
		1227	int result = XGetWindowProperty (dpy, display->root, xa[prop_id],
		1228	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		1229	&nitems, &bytes_after, &prop);
		1230	if (result == Success && prop && atype == XA_PIXMAP)
		1231	{
		1232	return *(Pixmap *)prop;
		1233	}
		1234	}
		1235	return None;
		1236	}
		1237
		1238	/*
		1239	* Check our parents are still who we think they are.
		1240	* Do transparency updates if required
		1241	*/
		1242	int
		1243	rxvt_term::update_background ()
		1244	{
		1245	bgPixmap.invalidate();
		1246	/* no chance of real time refresh if we are blurring ! */
		1247	if (bgPixmap.invalid_since + 0.5 < NOW && !(bgPixmap.flags & bgPixmap_t::blurNeeded))
		1248	bgPixmap.render();
		1249	else
		1250	{
		1251	update_background_ev.stop ();
		1252	if (!bgPixmap.need_client_side_rendering())
		1253	update_background_ev.start (NOW + .05);
		1254	else if (bgPixmap.flags & bgPixmap_t::blurNeeded)
		1255	update_background_ev.start (NOW + .2); /* very slow !!! */
		1256	else
		1257	update_background_ev.start (NOW + .07);
		1258	}
		1259	return 0;
		1260	}
		1261
		1262	void
		1263	rxvt_term::update_background_cb (time_watcher &w)
		1264	{
		1265	bgPixmap.render ();
		1266	}
		1267	#endif /* HAVE_BG_PIXMAP */
		1268
		1269	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
651	/* taken from aterm-0.4.2 */	1270	/* taken from aterm-0.4.2 */
652		1271
653	typedef uint32_t RUINT32T;	1272	typedef uint32_t RUINT32T;
654		1273
655	static void	1274	static void
…		…
662	unsigned int upper_lim_r, upper_lim_g, upper_lim_b;	1281	unsigned int upper_lim_r, upper_lim_g, upper_lim_b;
663	int i;	1282	int i;
664		1283
665	Visual *visual = term->visual;	1284	Visual *visual = term->visual;
666		1285
667	if( visual->c_class != TrueColor || srcImage->format != ZPixmap ) return ;	1286	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return ;
		1287
		1288	if (shade == 0)
		1289	shade = 100;
668		1290
669	/* for convenience */	1291	/* for convenience */
670	mask_r = visual->red_mask;	1292	mask_r = visual->red_mask;
671	mask_g = visual->green_mask;	1293	mask_g = visual->green_mask;
672	mask_b = visual->blue_mask;	1294	mask_b = visual->blue_mask;
…		…
875	}	1497	}
876	}	1498	}
877		1499
878	free (lookup);	1500	free (lookup);
879	}	1501	}
880	#endif	1502	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */
881		1503
882	/*	1504	#if 0 /* replaced by a bgPixmap_t::render() - leve here temporarily for reference */
883	* Check our parents are still who we think they are.
884	* Do transparency updates if required
885	*/
886	int
887	rxvt_term::check_our_parents ()
888	{
889	check_our_parents_ev.stop ();
890	check_our_parents_ev.start (NOW + .1);
891	return 0;
892	}
893
894	void	1505	void
895	rxvt_term::check_our_parents_cb (time_watcher &w)	1506	rxvt_term::check_our_parents_cb (time_watcher &w)
896	{	1507	{
		1508
897	int i, pchanged, aformat, rootdepth;	1509	int i, aformat, rootdepth;
898	unsigned long nitems, bytes_after;	1510	unsigned long nitems, bytes_after;
899	Atom atype;	1511	Atom atype;
900	unsigned char *prop = NULL;	1512	unsigned char *prop = NULL;
901	Window root, oldp, *list;	1513	Window root, oldp, *list;
902	Pixmap rootpixmap = None;	1514	Pixmap rootpixmap = None;
903	XWindowAttributes wattr, wrootattr;	1515	XWindowAttributes wattr, wrootattr;
904	int sx, sy;	1516	int sx, sy;
905	Window cr;	1517	Window cr;
906	unsigned int rootpixmap_w = 0, rootpixmap_h = 0;	1518	unsigned int rootpixmap_w = 0, rootpixmap_h = 0;
907		1519
908	pchanged = 0;
909
910	if (!option (Opt_transparent))	1520	if (!option (Opt_transparent))
911	return /*pchanged*/; /* Don't try any more */	1521	return; /* Don't try any more */
912
913	#if 0
914	struct timeval stv;
915	gettimeofday (&stv,NULL);
916	#define PRINT_BACKGROUND_OP_TIME do{ struct timeval tv;gettimeofday (&tv,NULL); tv.tv_sec-= stv.tv_sec;\
917	fprintf (stderr,"%d: elapsed %ld usec\n",__LINE__,\
918	tv.tv_sec*1000000+tv.tv_usec-stv.tv_usec );}while(0)
919	#else
920	#define PRINT_BACKGROUND_OP_TIME do{}while(0)
921	#endif
922
923		1522
924	XGetWindowAttributes (dpy, display->root, &wrootattr);	1523	XGetWindowAttributes (dpy, display->root, &wrootattr);
925	rootdepth = wrootattr.depth;	1524	rootdepth = wrootattr.depth;
926		1525
927	XGetWindowAttributes (dpy, parent[0], &wattr);	1526	XGetWindowAttributes (dpy, parent[0], &wattr);
928		1527
929	if (rootdepth != wattr.depth)	1528	if (rootdepth != wattr.depth)
930	{	1529	{
931	if (am_transparent)	1530	if (am_transparent)
932	{	1531	{
933	pchanged = 1;
934	XSetWindowBackground (dpy, vt, pix_colors_focused[Color_bg]);	1532	XSetWindowBackground (dpy, vt, pix_colors_focused[Color_bg]);
935	am_transparent = am_pixmap_trans = 0;	1533	am_transparent = am_pixmap_trans = 0;
936	}	1534	}
937		1535
938	return /*pchanged*/; /* Don't try any more */	1536	return; /* Don't try any more */
939	}	1537	}
940		1538
941	/* Get all X ops out of the queue so that our information is up-to-date. */	1539	/* Get all X ops out of the queue so that our information is up-to-date. */
942	XSync (dpy, False);	1540	XSync (dpy, False);
943		1541
…		…
961	i = (xa[XA_ESETROOT_PMAP_ID]	1559	i = (xa[XA_ESETROOT_PMAP_ID]
962	&& XGetWindowProperty (dpy, display->root, xa[XA_ESETROOT_PMAP_ID],	1560	&& XGetWindowProperty (dpy, display->root, xa[XA_ESETROOT_PMAP_ID],
963	0L, 1L, False, XA_PIXMAP, &atype, &aformat,	1561	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
964	&nitems, &bytes_after, &prop) == Success);	1562	&nitems, &bytes_after, &prop) == Success);
965		1563
966	/* TODO: the below logic needs to be cleaned up */
967	if (!i || prop == NULL	1564	if (!i || prop == NULL)
968	|| (!ISSET_PIXCOLOR (Color_tint) && rs[Rs_shade] == NULL
969	#ifdef HAVE_AFTERIMAGE
970	&& bgPixmap.original_asim == NULL && rs[Rs_blurradius] == NULL
971	#endif
972	)
973	)
974	rootpixmap = None;	1565	rootpixmap = None;
975	else	1566	else
976	{	1567	{
977	int junk;	1568	int junk;
978	unsigned int ujunk;	1569	unsigned int ujunk;
…		…
1008	whole_tint = (IS_COMPONENT_WHOLESOME(c.r)	1599	whole_tint = (IS_COMPONENT_WHOLESOME(c.r)
1009	&& IS_COMPONENT_WHOLESOME(c.g)	1600	&& IS_COMPONENT_WHOLESOME(c.g)
1010	&& IS_COMPONENT_WHOLESOME(c.b));	1601	&& IS_COMPONENT_WHOLESOME(c.b));
1011	no_tint = (c.r >= 0x00f700 && c.g >= 0x00f700 && c.b >= 0x00f700);	1602	no_tint = (c.r >= 0x00f700 && c.g >= 0x00f700 && c.b >= 0x00f700);
1012	#undef IS_COMPONENT_WHOLESOME	1603	#undef IS_COMPONENT_WHOLESOME
1013	/* theer are no performance advantages to reusing same pixmap */
1014	if (bgPixmap.pixmap != None)
1015	XFreePixmap (dpy, bgPixmap.pixmap);
1016	bgPixmap.pixmap = XCreatePixmap (dpy, vt, szHint.width, szHint.height, rootdepth);
1017	bgPixmap.pmap_width = szHint.width;
1018	bgPixmap.pmap_height = szHint.height;
1019	bgPixmap.pmap_depth = rootdepth;
1020		1604
1021	#if 0 /* TODO : identify cases where this will be detrimental to performance : */	1605	bgPixmap.make_transparency_pixmap();
1022	/* we want to tile root pixmap into our own pixmap in this cases :
1023	* 1) rootpixmap does not cover our window entirely
1024	* 2) whole_tint - we can use server-side tinting or tinting disabled
1025	*/
1026	if ( whole_tint || no_tint || pmap_w < sx + szHint.width || pmap_h < sy + szHint.height)
1027	{
1028	}
1029	#endif
1030	gcvalue.tile = rootpixmap;
1031	gcvalue.fill_style = FillTiled;
1032	gcvalue.ts_x_origin = -sx;
1033	gcvalue.ts_y_origin = -sy;
1034	gc = XCreateGC (dpy, rootpixmap, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcvalue);
1035	XFillRectangle (dpy, bgPixmap.pixmap, gc, 0, 0, szHint.width, szHint.height);
1036		1606
1037	if (whole_tint && !no_tint)	1607	if (whole_tint && !no_tint)
1038	{	1608	{
1039	/* In this case we can tint image server-side getting significant
1040	* performance improvements, as we eliminate XImage transfer
1041	*/
1042	gcvalue.foreground = Pixel (pix_colors_focused [Color_tint]);
1043	gcvalue.function = GXand;
1044	gcvalue.fill_style = FillSolid;
1045	XChangeGC (dpy, gc, GCFillStyle | GCForeground | GCFunction, &gcvalue);
1046	XFillRectangle (dpy, bgPixmap.pixmap, gc, 0, 0, szHint.width, szHint.height);
1047	}	1609	}
1048	success = True;	1610	success = True;
1049	#ifdef HAVE_AFTERIMAGE	1611	#ifdef HAVE_AFTERIMAGE
1050	if (rs[Rs_blurradius] || bgPixmap.original_asim != NULL || (!whole_tint && (!no_tint || shade !=100)))	1612	if (rs[Rs_blurradius] || bgPixmap.original_asim != NULL || (!whole_tint && (!no_tint || shade !=100)))
1051	{	1613	{
…		…
1082	{	1644	{
1083	destroy_asimage (&back_im);	1645	destroy_asimage (&back_im);
1084	back_im = tmp;	1646	back_im = tmp;
1085	}	1647	}
1086	}	1648	}
1087		1649	/* TODO: temporary fix - redo the logic, so that same function can do both
1088	if (bgPixmap.original_asim != NULL)	1650	transparency and non-transparency */
1089	{	1651	bgPixmap.render_asim (back_im, tint);
1090	ASImageLayer *layers = create_image_layers (2);
1091	ASImage *merged_im = NULL;
1092	int fore_w, fore_h;
1093
1094	layers[0].im = back_im;
1095	layers[0].clip_width = szHint.width;
1096	layers[0].clip_height = szHint.height;
1097	layers[0].tint = tint;
1098	layers[1].im = bgPixmap.original_asim;
1099
1100	fore_w = (bgPixmap.h_scale == 0) ? bgPixmap.original_asim->width : bgPixmap.h_scale*szHint.width/100;
1101	fore_h = (bgPixmap.v_scale == 0) ? bgPixmap.original_asim->height : bgPixmap.v_scale*szHint.height/100;
1102
1103	if (fore_w != bgPixmap.original_asim->width
1104	|| fore_h != bgPixmap.original_asim->height)
1105	{
1106	layers[1].im = scale_asimage (asv,
1107	bgPixmap.original_asim,
1108	fore_w, fore_h,
1109	ASA_ASImage, 100,
1110	ASIMAGE_QUALITY_DEFAULT);
1111	}
1112	layers[1].clip_width = szHint.width;
1113	layers[1].clip_height = szHint.height;
1114
1115	if (rs[Rs_blendtype])
1116	{
1117	layers[1].merge_scanlines = blend_scanlines_name2func (rs[Rs_blendtype]);
1118	if (layers[1].merge_scanlines == NULL)
1119	layers[1].merge_scanlines = alphablend_scanlines;
1120	}
1121	PRINT_BACKGROUND_OP_TIME;
1122	merged_im = merge_layers (asv, layers, 2, szHint.width, szHint.height,
1123	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
1124	if (layers[1].im != bgPixmap.original_asim)
1125	destroy_asimage (&(layers[1].im));
1126	free (layers);
1127
1128	if (merged_im != NULL)
1129	{
1130	destroy_asimage (&back_im);
1131	back_im = merged_im;
1132	}
1133	PRINT_BACKGROUND_OP_TIME;
1134	}
1135	else if (tint != TINT_LEAVE_SAME)
1136	{
1137	ASImage* tmp = tile_asimage (asv, back_im, 0, 0, szHint.width, szHint.height, tint, ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
1138	if (tmp)
1139	{
1140	destroy_asimage (&back_im);
1141	back_im = tmp;
1142	}
1143	PRINT_BACKGROUND_OP_TIME;
1144	}
1145	asimage2drawable (asv, bgPixmap.pixmap, back_im, gc, 0, 0, 0, 0, szHint.width, szHint.height, True);
1146	destroy_asimage (&back_im);	1652	destroy_asimage (&back_im);
		1653
1147	} /* back_im != NULL */	1654	} /* back_im != NULL */
1148	else	1655	else
1149	success = False;	1656	success = False;
1150	}	1657	}
1151	#else /* HAVE_AFTERIMAGE */	1658	#else /* HAVE_AFTERIMAGE */
…		…
1153	{	1660	{
1154	XImage *image = XGetImage (dpy, bgPixmap.pixmap, 0, 0, szHint.width, szHint.height, AllPlanes, ZPixmap);	1661	XImage *image = XGetImage (dpy, bgPixmap.pixmap, 0, 0, szHint.width, szHint.height, AllPlanes, ZPixmap);
1155	success = False;	1662	success = False;
1156	if (image != NULL)	1663	if (image != NULL)
1157	{	1664	{
1158	PRINT_BACKGROUND_OP_TIME;
1159	if (gc == NULL)	1665	if (gc == NULL)
1160	gc = XCreateGC (dpy, vt, 0UL, &gcvalue);	1666	gc = XCreateGC (dpy, vt, 0UL, &gcvalue);
1161	if (ISSET_PIXCOLOR (Color_tint) || shade != 100)	1667	if (ISSET_PIXCOLOR (Color_tint) || shade != 100)
1162	ShadeXImage (this, image, shade, c.r, c.g, c.b);	1668	ShadeXImage (this, image, shade, c.r, c.g, c.b);
1163	XPutImage (dpy, bgPixmap.pixmap, gc, image, 0, 0, 0, 0, image->width, image->height);	1669	XPutImage (dpy, bgPixmap.pixmap, gc, image, 0, 0, 0, 0, image->width, image->height);
1164	XDestroyImage (image);	1670	XDestroyImage (image);
1165	success = True;	1671	success = True;
1166	}	1672	}
1167	}	1673	}
1168	#endif /* HAVE_AFTERIMAGE */	1674	#endif /* HAVE_AFTERIMAGE */
1169	PRINT_BACKGROUND_OP_TIME;
1170		1675
1171	if (gc != NULL)	1676	if (gc != NULL)
1172	XFreeGC (dpy, gc);	1677	XFreeGC (dpy, gc);
1173		1678
		1679	bgPixmap.apply();
1174	if (!success)	1680	if (!success)
1175	{
1176	if (am_transparent && am_pixmap_trans)
1177	{
1178	pchanged = 1;
1179	if (bgPixmap.pixmap != None)
1180	{
1181	XFreePixmap (dpy, bgPixmap.pixmap);
1182	bgPixmap.pixmap = None;
1183	}
1184	}
1185
1186	am_pixmap_trans = 0;	1681	am_pixmap_trans = 0;
1187	}
1188	else	1682	else
1189	{	1683	{
1190	XSetWindowBackgroundPixmap (dpy, parent[0], bgPixmap.pixmap);
1191	XClearWindow (dpy, parent[0]);
1192
1193	if (!am_transparent || !am_pixmap_trans)
1194	pchanged = 1;
1195
1196	am_transparent = am_pixmap_trans = 1;	1684	am_transparent = am_pixmap_trans = 1;
1197	}	1685	}
1198	} /* rootpixmap != None */	1686	} /* rootpixmap != None */
1199		1687
1200	if (am_pixmap_trans)	1688	if (am_pixmap_trans)
1201	XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
1202	else
1203	{
1204	unsigned int n;
1205	/*
1206	* InheritPixmap transparency
1207	*/
1208	for (i = 1; i < (int) (sizeof (parent) / sizeof (Window)); i++)
1209	{
1210	oldp = parent[i];
1211	XQueryTree (dpy, parent[i - 1], &root, &parent[i], &list, &n);
1212	XFree (list);
1213
1214	if (parent[i] == display->root)
1215	{
1216	if (oldp != None)
1217	pchanged = 1;
1218
1219	break;
1220	}
1221
1222	if (oldp != parent[i])
1223	pchanged = 1;
1224	}
1225
1226	n = 0;
1227
1228	if (pchanged)
1229	for (; n < (unsigned int)i; n++)
1230	{
1231	XGetWindowAttributes (dpy, parent[n], &wattr);
1232
1233	if (wattr.depth != rootdepth || wattr.c_class == InputOnly)
1234	{
1235	n = (int) (sizeof (parent) / sizeof (Window)) + 1;
1236	break;
1237	}
1238	}
1239
1240	if (n > (sizeof (parent) / sizeof (parent[0])))
1241	{
1242	XSetWindowBackground (dpy, parent[0], pix_colors_focused[Color_border]);
1243	XSetWindowBackground (dpy, vt, pix_colors_focused[Color_bg]);
1244	am_transparent = 0;
1245	/* XXX: also turn off Opt_transparent? */
1246	}
1247	else
1248	{
1249	for (n = 0; n < (unsigned int)i; n++)
1250	{
1251	XSetWindowBackgroundPixmap (dpy, parent[n], ParentRelative);
1252	XClearWindow (dpy, parent[n]);
1253	}
1254
1255	XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
1256	am_transparent = 1;
1257	}
1258
1259	for (; i < (int) (sizeof (parent) / sizeof (Window)); i++)
1260	parent[i] = None;
1261	}	1689	{
1262
1263	if (scrollBar.win)	1690	if (scrollBar.win)
1264	{	1691	{
1265	XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
1266	scrollBar.setIdle ();	1692	scrollBar.setIdle ();
1267	scrollbar_show (0);	1693	scrollbar_show (0);
1268	}	1694	}
1269		1695
1270	if (am_transparent)	1696	if (am_transparent)
1271	{	1697	{
1272	want_refresh = want_full_refresh = 1;	1698	want_refresh = want_full_refresh = 1;
1273	if (am_pixmap_trans)	1699	if (am_pixmap_trans)
1274	flush ();	1700	flush ();
		1701	}
1275	}	1702	}
1276
1277	// return pchanged;
1278	}	1703	}
1279	#endif	1704	#endif

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