[ViewVC] Diff of: cvs/rxvt-unicode/src/background.C

Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.183 by sf-exg, Sun Dec 25 17:05:53 2011 UTC vs.
Revision 1.206 by sf-exg, Thu Apr 12 10:22:50 2012 UTC

…		…
20	* 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
21	* along with this program; if not, write to the Free Software	21	* along with this program; if not, write to the Free Software
22	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	22	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23	---------------------------------------------------------------------/	23	---------------------------------------------------------------------/
24		24
25	#include <cmath>	25	#include <math.h>
26	#include "../config.h" /* NECESSARY */	26	#include "../config.h" /* NECESSARY */
27	#include "rxvt.h" /* NECESSARY */	27	#include "rxvt.h" /* NECESSARY */
28		28
29	#if XRENDER	29	#if XRENDER
30	# include <X11/extensions/Xrender.h>	30	# include <X11/extensions/Xrender.h>
…		…
32		32
33	#ifndef FilterConvolution	33	#ifndef FilterConvolution
34	#define FilterConvolution "convolution"	34	#define FilterConvolution "convolution"
35	#endif	35	#endif
36		36
		37	#ifndef RepeatPad
		38	#define RepeatPad True
		39	#endif
		40
37	#ifdef HAVE_BG_PIXMAP	41	#ifdef HAVE_BG_PIXMAP
		42	# if XRENDER
		43	static Picture
		44	create_xrender_mask (Display *dpy, Drawable drawable, Bool argb, Bool component_alpha)
		45	{
		46	Pixmap pixmap = XCreatePixmap (dpy, drawable, 1, 1, argb ? 32 : 8);
		47
		48	XRenderPictFormat *format = XRenderFindStandardFormat (dpy, argb ? PictStandardARGB32 : PictStandardA8);
		49	XRenderPictureAttributes pa;
		50	pa.repeat = True;
		51	pa.component_alpha = component_alpha;
		52	Picture mask = XRenderCreatePicture (dpy, pixmap, format, CPRepeat \| CPComponentAlpha, &pa);
		53
		54	XFreePixmap (dpy, pixmap);
		55
		56	return mask;
		57	}
		58	# endif
		59
38	void	60	void
39	rxvt_term::bg_destroy ()	61	rxvt_term::bg_destroy ()
40	{	62	{
41	#ifdef HAVE_AFTERIMAGE
42	if (original_asim)
43	safe_asimage_destroy (original_asim);
44	if (asv)
45	destroy_asvisual (asv, 0);
46	if (asimman)
47	destroy_image_manager (asimman, 0);
48	#endif
49
50	#ifdef HAVE_PIXBUF	63	#ifdef HAVE_PIXBUF
51	if (pixbuf)	64	if (pixbuf)
52	g_object_unref (pixbuf);	65	g_object_unref (pixbuf);
53	#endif	66	#endif
54		67
…		…
107		120
108	return false;	121	return false;
109	}	122	}
110		123
111	# ifdef BG_IMAGE_FROM_FILE	124	# ifdef BG_IMAGE_FROM_FILE
112	static inline bool
113	check_set_scale_value (int geom_flags, int flag, unsigned int &scale, unsigned int new_value)
114	{
115	if (geom_flags & flag)
116	{
117	if (new_value > 1000)
118	new_value = 1000;
119	if (new_value != scale)
120	{
121	scale = new_value;
122	return true;
123	}
124	}
125	return false;
126	}
127
128	static inline bool
129	check_set_align_value (int geom_flags, int flag, int &align, int new_value)
130	{
131	if (geom_flags & flag)
132	{
133	if (new_value < -100)
134	new_value = -100;
135	else if (new_value > 200)
136	new_value = 200;
137	if (new_value != align)
138	{
139	align = new_value;
140	return true;
141	}
142	}
143	return false;
144	}
145
146	static inline int	125	static inline int
147	make_align_position (int align, int window_size, int image_size)	126	make_align_position (int align, int window_size, int image_size)
148	{	127	{
149	int diff = window_size - image_size;
150	int smaller = min (image_size, window_size);
151
152	if (align >= 0 && align <= 100)	128	if (align >= 0 && align <= 100)
153	return diff * align / 100;	129	return lerp (0, window_size - image_size, align);
154	else if (align > 100 && align <= 200)	130	else if (align > 100)
155	return (align - 100) * smaller / 100 + window_size - smaller;	131	return lerp (window_size - image_size, window_size, align - 100);
156	else if (align >= -100 && align < 0)	132	else
157	return (align + 100) * smaller / 100 - image_size;	133	return lerp (-image_size, 0, align + 100);
158	return 0;
159	}	134	}
160		135
161	static inline int	136	static inline int
162	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)	137	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)
163	{	138	{
…		…
169	src_pos = -pos;	144	src_pos = -pos;
170	dst_pos = 0;	145	dst_pos = 0;
171	dst_size += pos;	146	dst_size += pos;
172	}	147	}
173		148
174	if (dst_pos + dst_size > target_size)
175	dst_size = target_size - dst_pos;	149	min_it (dst_size, target_size - dst_pos);
176	return src_pos;	150	return src_pos;
177	}	151	}
178		152
179	bool	153	bool
180	rxvt_term::bg_set_geometry (const char *geom, bool update)	154	rxvt_term::bg_set_geometry (const char *geom, bool update)
181	{	155	{
182	bool changed = false;	156	bool changed = false;
183	int geom_flags = 0;	157	int geom_flags = 0;
184	int x = 0, y = 0;	158	int x = h_align;
		159	int y = v_align;
185	unsigned int w = 0, h = 0;	160	unsigned int w = h_scale;
186	unsigned long new_flags = bg_flags & ~BG_GEOMETRY_FLAGS;	161	unsigned int h = v_scale;
		162	unsigned long new_flags = 0;
187		163
188	if (geom == NULL)	164	if (geom == NULL)
189	return false;	165	return false;
190		166
191	if (geom[0])	167	if (geom[0])
…		…
284	} /* done parsing ops */	260	} /* done parsing ops */
285		261
286	rxvt_free_strsplit (arr);	262	rxvt_free_strsplit (arr);
287	}	263	}
288		264
		265	new_flags \|= bg_flags & ~BG_GEOMETRY_FLAGS;
		266
289	if (!update)	267	if (!update)
290	{	268	{
291	if (!(geom_flags & XValue))	269	if (!(geom_flags & XValue))
292	x = y = defaultAlign;	270	x = y = defaultAlign;
293	else if (!(geom_flags & YValue))	271	else if (!(geom_flags & YValue))
…		…
297	w = h = defaultScale;	275	w = h = defaultScale;
298	else if (!(geom_flags & HeightValue))	276	else if (!(geom_flags & HeightValue))
299	h = w;	277	h = w;
300	else if (!(geom_flags & WidthValue))	278	else if (!(geom_flags & WidthValue))
301	w = h;	279	w = h;
302
303	geom_flags \|= WidthValue\|HeightValue\|XValue\|YValue;
304	}	280	}
305		281
306	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;	282	min_it (w, 1000);
307	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;	283	min_it (h, 1000);
308	if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;	284	clamp_it (x, -100, 200);
309	if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;	285	clamp_it (y, -100, 200);
310		286
311	if (new_flags != bg_flags)	287	if (bg_flags != new_flags
		288	\|\| h_scale != w
		289	\|\| v_scale != h
		290	\|\| h_align != x
		291	\|\| v_align != y)
312	{	292	{
313	bg_flags = new_flags;	293	bg_flags = new_flags;
		294	h_scale = w;
		295	v_scale = h;
		296	h_align = x;
		297	v_align = y;
314	changed = true;	298	changed = true;
315	}	299	}
316		300
317	return changed;	301	return changed;
318	}	302	}
…		…
346	{	330	{
347	x = make_align_position (h_align, target_width, w);	331	x = make_align_position (h_align, target_width, w);
348	y = make_align_position (v_align, target_height, h);	332	y = make_align_position (v_align, target_height, h);
349	}	333	}
350		334
351	bg_flags &= ~BG_IS_SIZE_SENSITIVE;
352	if (!(bg_flags & BG_TILE)	335	if (!(bg_flags & BG_TILE)
353	\|\| h_scale \|\| v_scale	336	\|\| h_scale \|\| v_scale
354	\|\| (!(bg_flags & BG_ROOT_ALIGN) && (h_align \|\| v_align))	337	\|\| (!(bg_flags & BG_ROOT_ALIGN) && (h_align \|\| v_align))
355	\|\| w > target_width \|\| h > target_height)	338	\|\| image_width > target_width \|\| image_height > target_height)
356	bg_flags \|= BG_IS_SIZE_SENSITIVE;	339	bg_flags \|= BG_IS_SIZE_SENSITIVE;
357	}
358
359	# ifdef HAVE_AFTERIMAGE
360	bool
361	rxvt_term::render_image (unsigned long tr_flags)
362	{
363	init_asv ();
364
365	ASImage *background = NULL;
366	ARGB32 background_tint = TINT_LEAVE_SAME;
367
368	# ifdef ENABLE_TRANSPARENCY
369	if (tr_flags)
370	background = pixmap2ximage (asv, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, 100);
371
372	if (tr_flags & BG_NEEDS_TINT)
373	{
374	ShadingInfo as_shade;
375	as_shade.shading = shade;
376
377	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
378	if (bg_flags & BG_TINT_SET)
379	tint.get (c);
380	as_shade.tintColor.red = c.r;
381	as_shade.tintColor.green = c.g;
382	as_shade.tintColor.blue = c.b;
383
384	background_tint = shading2tint32 (&as_shade);
385	}
386
387	if ((tr_flags & BG_NEEDS_BLUR) && background != NULL)
388	{
389	ASImage *tmp = blur_asimage_gauss (asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
390	ASA_XImage,
391	100, ASIMAGE_QUALITY_DEFAULT);
392	if (tmp)
393	{
394	destroy_asimage (&background);
395	background = tmp;
396	}
397	}
398	# endif
399
400	ASImage *result = 0;
401
402	int target_width = szHint.width;
403	int target_height = szHint.height;
404	int new_pmap_width = target_width;
405	int new_pmap_height = target_height;
406
407	int x = 0;
408	int y = 0;
409	int w = 0;
410	int h = 0;
411
412	if (original_asim)
413	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
414
415	if (!original_asim
416	\|\| (!(bg_flags & BG_ROOT_ALIGN)
417	&& (x >= target_width
418	\|\| y >= target_height
419	\|\| x + w <= 0
420	\|\| y + h <= 0)))
421	{
422	if (background)
423	{
424	new_pmap_width = background->width;
425	new_pmap_height = background->height;
426	result = background;
427
428	if (background_tint != TINT_LEAVE_SAME)
429	{
430	ASImage *tmp = tile_asimage (asv, background, 0, 0,
431	target_width, target_height, background_tint,
432	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
433	if (tmp)
434	result = tmp;
435	}
436	}
437	else
438	new_pmap_width = new_pmap_height = 0;
439	}
440	else	340	else
441	{	341	bg_flags &= ~BG_IS_SIZE_SENSITIVE;
442	result = original_asim;
443
444	if (w != original_asim->width
445	\|\| h != original_asim->height)
446	{
447	result = scale_asimage (asv, original_asim,
448	w, h,
449	ASA_XImage,
450	100, ASIMAGE_QUALITY_DEFAULT);
451	}
452
453	if (background == NULL)
454	{
455	if (bg_flags & BG_TILE)
456	{
457	/* if tiling - pixmap has to be sized exactly as the image,
458	but there is no need to make it bigger than the window! */
459	new_pmap_width = min (result->width, target_width);
460	new_pmap_height = min (result->height, target_height);
461
462	/* we also need to tile our image in both directions */
463	ASImage *tmp = tile_asimage (asv, result,
464	(int)result->width - x,
465	(int)result->height - y,
466	new_pmap_width,
467	new_pmap_height,
468	TINT_LEAVE_SAME, ASA_XImage,
469	100, ASIMAGE_QUALITY_DEFAULT);
470	if (tmp)
471	{
472	if (result != original_asim)
473	destroy_asimage (&result);
474
475	result = tmp;
476	}
477	}
478	}
479	else
480	{
481	/* if blending background and image - pixmap has to be sized same as target window */
482	ASImageLayer *layers = create_image_layers (2);
483
484	layers[0].im = background;
485	layers[0].clip_width = target_width;
486	layers[0].clip_height = target_height;
487	layers[0].tint = background_tint;
488	layers[1].im = result;
489
490	if (bg_flags & BG_TILE)
491	{
492	/* tile horizontally */
493	while (x > 0) x -= (int)result->width;
494	layers[1].dst_x = x;
495	layers[1].clip_width = result->width+target_width;
496	}
497	else
498	{
499	/* clip horizontally */
500	layers[1].dst_x = x;
501	layers[1].clip_width = result->width;
502	}
503
504	if (bg_flags & BG_TILE)
505	{
506	while (y > 0) y -= (int)result->height;
507	layers[1].dst_y = y;
508	layers[1].clip_height = result->height + target_height;
509	}
510	else
511	{
512	layers[1].dst_y = y;
513	layers[1].clip_height = result->height;
514	}
515
516	if (rs[Rs_blendtype])
517	{
518	layers[1].merge_scanlines = blend_scanlines_name2func (rs[Rs_blendtype]);
519	if (layers[1].merge_scanlines == NULL)
520	layers[1].merge_scanlines = alphablend_scanlines;
521	}
522
523	ASImage *tmp = merge_layers (asv, layers, 2, target_width, target_height,
524	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
525
526	if (tmp)
527	{
528	if (result != original_asim)
529	destroy_asimage (&result);
530
531	result = tmp;
532	}
533
534	free (layers);
535	}
536	}
537
538	bool ret = false;
539
540	if (result)
541	{
542	XGCValues gcv;
543	GC gc;
544
545	/* create Pixmap */
546	if (bg_pixmap == None
547	\|\| bg_pmap_width != new_pmap_width
548	\|\| bg_pmap_height != new_pmap_height)
549	{
550	if (bg_pixmap)
551	XFreePixmap (dpy, bg_pixmap);
552	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
553	bg_pmap_width = new_pmap_width;
554	bg_pmap_height = new_pmap_height;
555	}
556	/* fill with background color (if result's not completely overlapping it) */
557	gcv.foreground = pix_colors[Color_bg];
558	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
559
560	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
561	int dst_width = result->width, dst_height = result->height;
562	if (background == NULL)
563	{
564	if (!(bg_flags & BG_TILE))
565	{
566	src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );
567	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
568	}
569
570	if (dst_x > 0 \|\| dst_y > 0
571	\|\| dst_x + dst_width < new_pmap_width
572	\|\| dst_y + dst_height < new_pmap_height)
573	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
574	}
575
576	/* put result on pixmap */
577	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
578	asimage2drawable (asv, bg_pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);
579
580	if (result != background && result != original_asim)
581	destroy_asimage (&result);
582
583	XFreeGC (dpy, gc);
584
585	ret = true;
586	}
587
588	if (background)
589	destroy_asimage (&background);
590
591	return ret;
592	}	342	}
593	# endif /* HAVE_AFTERIMAGE */
594		343
595	# ifdef HAVE_PIXBUF	344	# ifdef HAVE_PIXBUF
596	bool	345	bool
597	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,	346	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
598	int src_x, int src_y, int dst_x, int dst_y,	347	int src_x, int src_y, int dst_x, int dst_y,
…		…
675	XDestroyImage (ximage);	424	XDestroyImage (ximage);
676	return true;	425	return true;
677	}	426	}
678		427
679	bool	428	bool
680	rxvt_term::render_image (unsigned long tr_flags)	429	rxvt_term::render_image (bool transparent)
681	{	430	{
682	if (!pixbuf)	431	if (!pixbuf)
683	return false;	432	return false;
684		433
685	if (tr_flags	434	if (transparent
686	&& !(bg_flags & BG_HAS_RENDER))	435	&& !(bg_flags & BG_HAS_RENDER))
687	return false;	436	return false;
688		437
689	GdkPixbuf *result;	438	GdkPixbuf *result;
690		439
…		…
730	Pixmap root_pmap;	479	Pixmap root_pmap;
731		480
732	image_width = gdk_pixbuf_get_width (result);	481	image_width = gdk_pixbuf_get_width (result);
733	image_height = gdk_pixbuf_get_height (result);	482	image_height = gdk_pixbuf_get_height (result);
734		483
735	if (tr_flags)	484	if (transparent)
736	{	485	{
737	root_pmap = bg_pixmap;	486	root_pmap = bg_pixmap;
738	bg_pixmap = None;	487	bg_pixmap = None;
739	}	488	}
740	else	489	else
…		…
798	dst_x, dst_y,	547	dst_x, dst_y,
799	dst_width, dst_height);	548	dst_width, dst_height);
800	}	549	}
801		550
802	#if XRENDER	551	#if XRENDER
803	if (tr_flags)	552	if (transparent)
804	{	553	{
805	XRenderPictureAttributes pa;
806
807	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, visual);	554	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		555
808	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);	556	Picture src = XRenderCreatePicture (dpy, root_pmap, format, 0, 0);
809		557
810	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
811	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, dst_format, 0, &pa);	558	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, format, 0, 0);
812		559
813	pa.repeat = True;	560	Picture mask = create_xrender_mask (dpy, vt, False, False);
814	Pixmap mask_pmap = XCreatePixmap (dpy, vt, 1, 1, 8);
815	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
816	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
817	XFreePixmap (dpy, mask_pmap);
818		561
819	XRenderColor mask_c;	562	XRenderColor mask_c;
820		563
821	mask_c.alpha = 0x8000;	564	mask_c.alpha = 0x8000;
822	mask_c.red = 0;	565	mask_c.red =
823	mask_c.green = 0;	566	mask_c.green =
824	mask_c.blue = 0;	567	mask_c.blue = 0;
825	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);	568	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
		569
826	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);	570	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
827		571
828	XRenderFreePicture (dpy, src);	572	XRenderFreePicture (dpy, src);
829	XRenderFreePicture (dpy, dst);	573	XRenderFreePicture (dpy, dst);
830	XRenderFreePicture (dpy, mask);	574	XRenderFreePicture (dpy, mask);
…		…
837	}	581	}
838		582
839	if (result != pixbuf)	583	if (result != pixbuf)
840	g_object_unref (result);	584	g_object_unref (result);
841		585
842	if (tr_flags)	586	if (transparent)
843	XFreePixmap (dpy, root_pmap);	587	XFreePixmap (dpy, root_pmap);
844		588
845	return ret;	589	return ret;
846	}	590	}
847	# endif /* HAVE_PIXBUF */	591	# endif /* HAVE_PIXBUF */
…		…
862	memcpy (f, file, len);	606	memcpy (f, file, len);
863	f[len] = '\0';	607	f[len] = '\0';
864	file = f;	608	file = f;
865	}	609	}
866		610
867	# ifdef HAVE_AFTERIMAGE
868	if (!asimman)
869	asimman = create_generic_imageman (rs[Rs_path]);
870	ASImage *image = get_asimage (asimman, file, 0xFFFFFFFF, 100);
871	if (image)
872	{
873	if (original_asim)
874	safe_asimage_destroy (original_asim);
875	original_asim = image;
876	bg_flags \|= BG_IS_FROM_FILE \| BG_CLIENT_RENDER;
877	ret = true;
878	}
879	# endif
880
881	# ifdef HAVE_PIXBUF	611	# ifdef HAVE_PIXBUF
882	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);	612	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
883	if (image)	613	if (image)
884	{	614	{
885	if (pixbuf)	615	if (pixbuf)
…		…
942	{	672	{
943	changed = true;	673	changed = true;
944	v_blurRadius = vr;	674	v_blurRadius = vr;
945	}	675	}
946		676
947	if (v_blurRadius == 0 && h_blurRadius == 0)	677	if (h_blurRadius && v_blurRadius)
		678	bg_flags \|= BG_NEEDS_BLUR;
		679	else
948	bg_flags &= ~BG_NEEDS_BLUR;	680	bg_flags &= ~BG_NEEDS_BLUR;
949	else
950	bg_flags \|= BG_NEEDS_BLUR;
951		681
952	return changed;	682	return changed;
953	}	683	}
954		684
955	void	685	void
956	rxvt_term::set_tint_shade_flags ()	686	rxvt_term::set_tint_shade_flags ()
957	{	687	{
		688	if (shade != 100 \|\| (bg_flags & BG_TINT_SET))
		689	bg_flags \|= BG_NEEDS_TINT;
		690	else
		691	bg_flags &= ~BG_NEEDS_TINT;
		692	}
		693
		694	bool
		695	rxvt_term::bg_set_tint (rxvt_color &new_tint)
		696	{
		697	if (!(bg_flags & BG_TINT_SET) \|\| tint != new_tint)
		698	{
		699	tint = new_tint;
		700	bg_flags \|= BG_TINT_SET;
		701
958	rgba c;	702	rgba c;
959	bool has_shade = shade != 100;
960
961	bg_flags &= ~BG_TINT_FLAGS;
962
963	if (bg_flags & BG_TINT_SET)
964	{
965	tint.get (c);	703	tint.get (c);
966	if (!has_shade
967	&& (c.r <= 0x00ff \|\| c.r >= 0xff00)	704	if ((c.r <= 0x00ff \|\| c.r >= 0xff00)
968	&& (c.g <= 0x00ff \|\| c.g >= 0xff00)	705	&& (c.g <= 0x00ff \|\| c.g >= 0xff00)
969	&& (c.b <= 0x00ff \|\| c.b >= 0xff00))	706	&& (c.b <= 0x00ff \|\| c.b >= 0xff00))
970	bg_flags \|= BG_TINT_BITAND;	707	bg_flags \|= BG_TINT_BITAND;
971	}	708	else
972
973	if (has_shade \|\| (bg_flags & BG_TINT_SET))
974	bg_flags \|= BG_NEEDS_TINT;
975	}
976
977	bool
978	rxvt_term::bg_set_tint (rxvt_color &new_tint)
979	{
980	if (!(bg_flags & BG_TINT_SET) \|\| tint != new_tint)
981	{
982	tint = new_tint;
983	bg_flags \|= BG_TINT_SET;	709	bg_flags &= ~BG_TINT_BITAND;
		710
984	set_tint_shade_flags ();	711	set_tint_shade_flags ();
985	return true;	712	return true;
986	}	713	}
987		714
988	return false;	715	return false;
989	}	716	}
990		717
991	bool	718	bool
992	rxvt_term::bg_set_shade (const char *shade_str)	719	rxvt_term::bg_set_shade (const char *shade_str)
993	{	720	{
994	int new_shade = (shade_str) ? atoi (shade_str) : 100;	721	int new_shade = atoi (shade_str);
995		722
996	clamp_it (new_shade, -100, 200);	723	clamp_it (new_shade, -100, 200);
997	if (new_shade < 0)	724	if (new_shade < 0)
998	new_shade = 200 - (100 + new_shade);	725	new_shade = 200 - (100 + new_shade);
999		726
…		…
1029	params[i+2] = XDoubleToFixed (kernel[i] / sum);	756	params[i+2] = XDoubleToFixed (kernel[i] / sum);
1030	}	757	}
1031	#endif	758	#endif
1032		759
1033	bool	760	bool
1034	rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	761	rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height, int depth)
1035	{	762	{
1036	bool ret = false;	763	bool ret = false;
1037	#if XRENDER	764	#if XRENDER
1038	if (!(bg_flags & BG_HAS_RENDER_CONV))	765	if (!(bg_flags & BG_HAS_RENDER_CONV))
1039	return false;	766	return false;
…		…
1043	XFixed params = (XFixed )malloc ((size + 2) * sizeof (XFixed));	770	XFixed params = (XFixed )malloc ((size + 2) * sizeof (XFixed));
1044		771
1045	XRenderPictureAttributes pa;	772	XRenderPictureAttributes pa;
1046	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	773	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1047		774
		775	pa.repeat = RepeatPad;
1048	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	776	Picture src = XRenderCreatePicture (dpy, pixmap, format, CPRepeat, &pa);
		777	Pixmap tmp = XCreatePixmap (dpy, pixmap, width, height, depth);
1049	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	778	Picture dst = XRenderCreatePicture (dpy, tmp, format, CPRepeat, &pa);
		779	XFreePixmap (dpy, tmp);
1050		780
1051	if (kernel && params)	781	if (kernel && params)
1052	{	782	{
1053	if (h_blurRadius)
1054	{
1055	size = h_blurRadius * 2 + 1;	783	size = h_blurRadius * 2 + 1;
1056	get_gaussian_kernel (h_blurRadius, size, kernel, params);	784	get_gaussian_kernel (h_blurRadius, size, kernel, params);
1057		785
1058	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);	786	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1059	XRenderComposite (dpy,	787	XRenderComposite (dpy,
1060	PictOpSrc,	788	PictOpSrc,
1061	src,	789	src,
1062	None,	790	None,
1063	dst,	791	dst,
1064	0, 0,	792	0, 0,
1065	0, 0,	793	0, 0,
1066	0, 0,	794	0, 0,
1067	width, height);	795	width, height);
1068	}
1069		796
1070	if (v_blurRadius)	797	::swap (src, dst);
1071	{	798
1072	size = v_blurRadius * 2 + 1;	799	size = v_blurRadius * 2 + 1;
1073	get_gaussian_kernel (v_blurRadius, size, kernel, params);	800	get_gaussian_kernel (v_blurRadius, size, kernel, params);
1074	::swap (params[0], params[1]);	801	::swap (params[0], params[1]);
1075		802
1076	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);	803	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1077	XRenderComposite (dpy,	804	XRenderComposite (dpy,
1078	PictOpSrc,	805	PictOpSrc,
1079	src,	806	src,
1080	None,	807	None,
1081	dst,	808	dst,
1082	0, 0,	809	0, 0,
1083	0, 0,	810	0, 0,
1084	0, 0,	811	0, 0,
1085	width, height);	812	width, height);
1086	}
1087		813
1088	ret = true;	814	ret = true;
1089	}	815	}
1090		816
1091	free (kernel);	817	free (kernel);
…		…
1099	bool	825	bool
1100	rxvt_term::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	826	rxvt_term::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
1101	{	827	{
1102	bool ret = false;	828	bool ret = false;
1103		829
1104	if (bg_flags & BG_TINT_BITAND)	830	if (shade == 100 && (bg_flags & BG_TINT_BITAND))
1105	{	831	{
1106	XGCValues gcv;	832	XGCValues gcv;
1107	GC gc;	833	GC gc;
1108		834
1109	/* In this case we can tint image server-side getting significant	835	/* In this case we can tint image server-side getting significant
…		…
1139	c.r = c.r * (200 - shade) / 100;	865	c.r = c.r * (200 - shade) / 100;
1140	c.g = c.g * (200 - shade) / 100;	866	c.g = c.g * (200 - shade) / 100;
1141	c.b = c.b * (200 - shade) / 100;	867	c.b = c.b * (200 - shade) / 100;
1142	}	868	}
1143		869
1144	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
1145	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	870	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1146	XRenderPictureAttributes pa;
1147		871
1148	Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	872	Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, 0);
1149		873
1150	pa.repeat = True;	874	Picture overlay_pic = create_xrender_mask (dpy, pixmap, True, False);
1151		875
1152	Pixmap overlay_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);	876	Picture mask_pic = create_xrender_mask (dpy, pixmap, True, True);
1153	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1154	XFreePixmap (dpy, overlay_pmap);
1155
1156	pa.component_alpha = True;
1157	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
1158	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat \| CPComponentAlpha, &pa);
1159	XFreePixmap (dpy, mask_pmap);
1160		877
1161	XRenderColor mask_c;	878	XRenderColor mask_c;
1162		879
1163	mask_c.alpha = 0xffff;	880	mask_c.alpha = 0xffff;
1164	mask_c.red =	881	mask_c.red =
…		…
1169	mask_c.alpha = 0;	886	mask_c.alpha = 0;
1170	mask_c.red = 0xffff - c.r;	887	mask_c.red = 0xffff - c.r;
1171	mask_c.green = 0xffff - c.g;	888	mask_c.green = 0xffff - c.g;
1172	mask_c.blue = 0xffff - c.b;	889	mask_c.blue = 0xffff - c.b;
1173	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);	890	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
		891
1174	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);	892	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
1175		893
1176	if (shade > 100)	894	if (shade > 100)
1177	{	895	{
1178	mask_c.red = mask_c.green = mask_c.blue = 0xffff * (shade - 100) / 100;
1179	mask_c.alpha = 0;	896	mask_c.alpha = 0;
		897	mask_c.red =
		898	mask_c.green =
		899	mask_c.blue = 0xffff * (shade - 100) / 100;
1180	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);	900	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1181		901
1182	XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);	902	XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);
1183	}	903	}
1184		904
…		…
1196	/*	916	/*
1197	* Builds a pixmap of the same size as the terminal window that contains	917	* Builds a pixmap of the same size as the terminal window that contains
1198	* the tiled portion of the root pixmap that is supposed to be covered by	918	* the tiled portion of the root pixmap that is supposed to be covered by
1199	* our window.	919	* our window.
1200	*/	920	*/
1201	unsigned long	921	bool
1202	rxvt_term::make_transparency_pixmap ()	922	rxvt_term::make_transparency_pixmap ()
1203	{	923	{
1204	unsigned long result = 0;	924	bool ret = false;
1205		925
1206	/* root dimensions may change from call to call - but Display structure should	926	/* root dimensions may change from call to call - but Display structure should
1207	* be always up-to-date, so let's use it :	927	* be always up-to-date, so let's use it :
1208	*/	928	*/
1209	int screen = display->screen;	929	int screen = display->screen;
…		…
1247	#if XRENDER	967	#if XRENDER
1248	if (bg_flags & BG_HAS_RENDER)	968	if (bg_flags & BG_HAS_RENDER)
1249	{	969	{
1250	recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);	970	recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);
1251		971
1252	XRenderPictureAttributes pa;
1253
1254	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));	972	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
1255	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);	973	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, 0);
1256		974
1257	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);	975	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
1258	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);	976	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, 0);
1259		977
1260	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);	978	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
1261		979
1262	XRenderFreePicture (dpy, src);	980	XRenderFreePicture (dpy, src);
1263	XRenderFreePicture (dpy, dst);	981	XRenderFreePicture (dpy, dst);
…		…
1292	gc = XCreateGC (dpy, vt, GCFillStyle \| GCTile \| GCTileStipXOrigin \| GCTileStipYOrigin, &gcv);	1010	gc = XCreateGC (dpy, vt, GCFillStyle \| GCTile \| GCTileStipXOrigin \| GCTileStipYOrigin, &gcv);
1293		1011
1294	if (gc)	1012	if (gc)
1295	{	1013	{
1296	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);	1014	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);
1297	result \|= BG_IS_VALID \| (bg_flags & BG_EFFECTS_FLAGS);	1015	ret = true;
		1016	unsigned long tr_flags = bg_flags & BG_EFFECTS_FLAGS;
		1017
		1018	if (!(bg_flags & BG_CLIENT_RENDER))
		1019	{
		1020	if (bg_flags & BG_NEEDS_BLUR)
		1021	{
		1022	if (blur_pixmap (bg_pixmap, visual, window_width, window_height, depth))
		1023	tr_flags &= ~BG_NEEDS_BLUR;
		1024	}
		1025	if (bg_flags & BG_NEEDS_TINT)
		1026	{
		1027	if (tint_pixmap (bg_pixmap, visual, window_width, window_height))
		1028	tr_flags &= ~BG_NEEDS_TINT;
		1029	}
		1030	if (tr_flags & BG_NEEDS_TINT)
		1031	{
		1032	XImage *ximage = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
		1033	if (ximage)
		1034	{
		1035	/* our own client-side tinting */
		1036	tint_ximage (DefaultVisual (dpy, display->screen), ximage);
		1037
		1038	XPutImage (dpy, bg_pixmap, gc, ximage, 0, 0, 0, 0, ximage->width, ximage->height);
		1039	XDestroyImage (ximage);
		1040	}
		1041	}
		1042	} /* server side rendering completed */
		1043
1298	XFreeGC (dpy, gc);	1044	XFreeGC (dpy, gc);
1299
1300	if (!(bg_flags & BG_CLIENT_RENDER))
1301	{
1302	if (bg_flags & BG_NEEDS_BLUR)
1303	{
1304	if (blur_pixmap (bg_pixmap, visual, window_width, window_height))
1305	result &= ~BG_NEEDS_BLUR;
1306	}
1307	if (bg_flags & BG_NEEDS_TINT)
1308	{
1309	if (tint_pixmap (bg_pixmap, visual, window_width, window_height))
1310	result &= ~BG_NEEDS_TINT;
1311	}
1312	} /* server side rendering completed */
1313	}	1045	}
1314		1046
1315	if (recoded_root_pmap != root_pixmap)	1047	if (recoded_root_pmap != root_pixmap)
1316	XFreePixmap (dpy, recoded_root_pmap);	1048	XFreePixmap (dpy, recoded_root_pmap);
1317		1049
1318	return result;	1050	return ret;
1319	}	1051	}
1320		1052
1321	void	1053	void
1322	rxvt_term::bg_set_root_pixmap ()	1054	rxvt_term::bg_set_root_pixmap ()
1323	{	1055	{
…		…
1330	# endif /* ENABLE_TRANSPARENCY */	1062	# endif /* ENABLE_TRANSPARENCY */
1331		1063
1332	bool	1064	bool
1333	rxvt_term::bg_render ()	1065	rxvt_term::bg_render ()
1334	{	1066	{
1335	unsigned long tr_flags = 0;	1067	bool transparent = false;
1336		1068
1337	bg_invalidate ();	1069	bg_invalidate ();
1338	# ifdef ENABLE_TRANSPARENCY	1070	# ifdef ENABLE_TRANSPARENCY
1339	if (bg_flags & BG_IS_TRANSPARENT)	1071	if (bg_flags & BG_IS_TRANSPARENT)
1340	{	1072	{
1341	/* we need to re-generate transparency pixmap in that case ! */	1073	/* we need to re-generate transparency pixmap in that case ! */
1342	tr_flags = make_transparency_pixmap ();	1074	transparent = make_transparency_pixmap ();
1343	if (tr_flags == 0)	1075	if (transparent)
1344	return false;
1345	bg_flags \|= BG_IS_VALID;	1076	bg_flags \|= BG_IS_VALID;
1346	}	1077	}
1347	# endif	1078	# endif
1348		1079
1349	# ifdef BG_IMAGE_FROM_FILE	1080	# ifdef BG_IMAGE_FROM_FILE
1350	if ((bg_flags & BG_IS_FROM_FILE)	1081	if (bg_flags & BG_IS_FROM_FILE)
1351	\|\| (tr_flags & BG_EFFECTS_FLAGS))
1352	{	1082	{
1353	if (render_image (tr_flags))	1083	if (render_image (transparent))
1354	bg_flags \|= BG_IS_VALID;	1084	bg_flags \|= BG_IS_VALID;
1355	}
1356	# endif
1357
1358	# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1359	XImage *result = NULL;
1360
1361	if (tr_flags & BG_NEEDS_TINT)
1362	{
1363	result = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
1364	}
1365
1366	if (result)
1367	{
1368	/* our own client-side tinting */
1369	//if (tr_flags & BG_NEEDS_TINT)
1370	if (1)
1371	tint_ximage (DefaultVisual (dpy, display->screen), result);
1372
1373	GC gc = XCreateGC (dpy, vt, 0UL, NULL);
1374
1375	if (gc)
1376	{
1377	XPutImage (dpy, bg_pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1378
1379	XFreeGC (dpy, gc);
1380	}
1381
1382	XDestroyImage (result);
1383	}	1085	}
1384	# endif	1086	# endif
1385		1087
1386	if (!(bg_flags & BG_IS_VALID))	1088	if (!(bg_flags & BG_IS_VALID))
1387	{	1089	{
…		…
1424	#endif	1126	#endif
1425	}	1127	}
1426		1128
1427	#endif /* HAVE_BG_PIXMAP */	1129	#endif /* HAVE_BG_PIXMAP */
1428		1130
1429	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)	1131	#ifdef ENABLE_TRANSPARENCY
1430	/* based on code from aterm-0.4.2 */	1132	/* based on code from aterm-0.4.2 */
1431		1133
1432	static inline void	1134	static inline void
1433	fill_lut (uint32_t *lookup, uint32_t mask, int sh, unsigned short low, unsigned short high)	1135	fill_lut (uint32_t *lookup, uint32_t mask, int sh, unsigned short low, unsigned short high)
1434	{	1136	{
…		…
1446	{	1148	{
1447	int sh_r, sh_g, sh_b;	1149	int sh_r, sh_g, sh_b;
1448	uint32_t mask_r, mask_g, mask_b;	1150	uint32_t mask_r, mask_g, mask_b;
1449	uint32_t lookup, lookup_r, lookup_g, lookup_b;	1151	uint32_t lookup, lookup_r, lookup_g, lookup_b;
1450	unsigned short low;	1152	unsigned short low;
1451	rgba high;
1452	int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;	1153	int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
1453		1154
1454	if (visual->c_class != TrueColor \|\| ximage->format != ZPixmap) return;	1155	if (visual->c_class != TrueColor \|\| ximage->format != ZPixmap) return;
1455		1156
1456	/* for convenience */	1157	/* for convenience */
…		…
1523	tint.get (c);	1224	tint.get (c);
1524		1225
1525	/* prepare limits for color transformation (each channel is handled separately) */	1226	/* prepare limits for color transformation (each channel is handled separately) */
1526	if (shade > 100)	1227	if (shade > 100)
1527	{	1228	{
1528	high.r = c.r * (200 - shade) / 100;	1229	c.r = c.r * (200 - shade) / 100;
1529	high.g = c.g * (200 - shade) / 100;	1230	c.g = c.g * (200 - shade) / 100;
1530	high.b = c.b * (200 - shade) / 100;	1231	c.b = c.b * (200 - shade) / 100;
1531		1232
1532	low = 0xffff * (shade - 100) / 100;	1233	low = 0xffff * (shade - 100) / 100;
1533	}	1234	}
1534	else	1235	else
1535	{	1236	{
1536	high.r = c.r * shade / 100;	1237	c.r = c.r * shade / 100;
1537	high.g = c.g * shade / 100;	1238	c.g = c.g * shade / 100;
1538	high.b = c.b * shade / 100;	1239	c.b = c.b * shade / 100;
1539		1240
1540	low = 0;	1241	low = 0;
1541	}	1242	}
1542		1243
1543	/* fill our lookup tables */	1244	/* fill our lookup tables */
1544	fill_lut (lookup_r, mask_r, sh_r, low, high.r);	1245	fill_lut (lookup_r, mask_r, sh_r, low, c.r);
1545	fill_lut (lookup_g, mask_g, sh_g, low, high.g);	1246	fill_lut (lookup_g, mask_g, sh_g, low, c.g);
1546	fill_lut (lookup_b, mask_b, sh_b, low, high.b);	1247	fill_lut (lookup_b, mask_b, sh_b, low, c.b);
1547		1248
1548	/* apply table to input image (replacing colors by newly calculated ones) */	1249	/* apply table to input image (replacing colors by newly calculated ones) */
1549	if (ximage->bits_per_pixel == 32	1250	if (ximage->bits_per_pixel == 32
1550	&& (ximage->depth == 24 \|\| ximage->depth == 32)	1251	&& (ximage->depth == 24 \|\| ximage->depth == 32)
1551	&& ximage->byte_order == host_byte_order)	1252	&& ximage->byte_order == host_byte_order)
…		…
1581	}	1282	}
1582	}	1283	}
1583		1284
1584	free (lookup);	1285	free (lookup);
1585	}	1286	}
1586	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */	1287	#endif /* ENABLE_TRANSPARENCY */

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Comparing rxvt-unicode/src/background.C (file contents): Revision 1.183 by sf-exg, Sun Dec 25 17:05:53 2011 UTC vs. Revision 1.206 by sf-exg, Thu Apr 12 10:22:50 2012 UTC

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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.183 by sf-exg, Sun Dec 25 17:05:53 2011 UTC vs.
Revision 1.206 by sf-exg, Thu Apr 12 10:22:50 2012 UTC