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

Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.189 by sf-exg, Thu Dec 29 16:45:22 2011 UTC vs.
Revision 1.210 by sf-exg, Sat May 12 09:43:06 2012 UTC

…		…
3	----------------------------------------------------------------------	3	----------------------------------------------------------------------
4	*	4	*
5	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
6	* Copyright (c) 2005-2008 Marc Lehmann <schmorp@schmorp.de>	6	* Copyright (c) 2005-2008 Marc Lehmann <schmorp@schmorp.de>
7	* Copyright (c) 2007 Sasha Vasko <sasha@aftercode.net>	7	* Copyright (c) 2007 Sasha Vasko <sasha@aftercode.net>
8	* Copyright (c) 2010 Emanuele Giaquinta <e.giaquinta@glauco.it>	8	* Copyright (c) 2010-2012 Emanuele Giaquinta <e.giaquinta@glauco.it>
9	*	9	*
10	* This program is free software; you can redistribute it and/or modify	10	* This program is free software; you can redistribute it and/or modify
11	* it under the terms of the GNU General Public License as published by	11	* it under the terms of the GNU General Public License as published by
12	* the Free Software Foundation; either version 2 of the License, or	12	* the Free Software Foundation; either version 2 of the License, or
13	* (at your option) any later version.	13	* (at your option) any later version.
…		…
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>
31	#endif	31	#endif
32		32
33	#ifndef FilterConvolution	33	#ifndef FilterConvolution
34	#define FilterConvolution "convolution"	34	#define FilterConvolution "convolution"
		35	#endif
		36
		37	#ifndef RepeatPad
		38	#define RepeatPad True
35	#endif	39	#endif
36		40
37	#ifdef HAVE_BG_PIXMAP	41	#ifdef HAVE_BG_PIXMAP
38	# if XRENDER	42	# if XRENDER
39	static Picture	43	static Picture
…		…
54	# endif	58	# endif
55		59
56	void	60	void
57	rxvt_term::bg_destroy ()	61	rxvt_term::bg_destroy ()
58	{	62	{
59	#ifdef HAVE_AFTERIMAGE
60	if (original_asim)
61	safe_asimage_destroy (original_asim);
62	if (asv)
63	destroy_asvisual (asv, 0);
64	if (asimman)
65	destroy_image_manager (asimman, 0);
66	#endif
67
68	#ifdef HAVE_PIXBUF	63	#ifdef HAVE_PIXBUF
69	if (pixbuf)	64	if (pixbuf)
70	g_object_unref (pixbuf);	65	g_object_unref (pixbuf);
71	#endif	66	#endif
72		67
…		…
125		120
126	return false;	121	return false;
127	}	122	}
128		123
129	# ifdef BG_IMAGE_FROM_FILE	124	# ifdef BG_IMAGE_FROM_FILE
130	static inline bool
131	check_set_scale_value (int geom_flags, int flag, unsigned int &scale, unsigned int new_value)
132	{
133	if (geom_flags & flag)
134	{
135	if (new_value > 1000)
136	new_value = 1000;
137	if (new_value != scale)
138	{
139	scale = new_value;
140	return true;
141	}
142	}
143	return false;
144	}
145
146	static inline bool
147	check_set_align_value (int geom_flags, int flag, int &align, int new_value)
148	{
149	if (geom_flags & flag)
150	{
151	if (new_value < -100)
152	new_value = -100;
153	else if (new_value > 200)
154	new_value = 200;
155	if (new_value != align)
156	{
157	align = new_value;
158	return true;
159	}
160	}
161	return false;
162	}
163
164	static inline int	125	static inline int
165	make_align_position (int align, int window_size, int image_size)	126	make_align_position (int align, int window_size, int image_size)
166	{	127	{
167	int diff = window_size - image_size;
168	int smaller = min (image_size, window_size);
169
170	if (align >= 0 && align <= 100)	128	if (align >= 0 && align <= 100)
171	return diff * align / 100;	129	return lerp (0, window_size - image_size, align);
172	else if (align > 100 && align <= 200)	130	else if (align > 100)
173	return (align - 100) * smaller / 100 + window_size - smaller;	131	return lerp (window_size - image_size, window_size, align - 100);
174	else if (align >= -100 && align < 0)	132	else
175	return (align + 100) * smaller / 100 - image_size;	133	return lerp (-image_size, 0, align + 100);
176	return 0;
177	}	134	}
178		135
179	static inline int	136	static inline int
180	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)
181	{	138	{
…		…
187	src_pos = -pos;	144	src_pos = -pos;
188	dst_pos = 0;	145	dst_pos = 0;
189	dst_size += pos;	146	dst_size += pos;
190	}	147	}
191		148
192	if (dst_pos + dst_size > target_size)
193	dst_size = target_size - dst_pos;	149	min_it (dst_size, target_size - dst_pos);
194	return src_pos;	150	return src_pos;
195	}	151	}
196		152
197	bool	153	bool
198	rxvt_term::bg_set_geometry (const char *geom, bool update)	154	rxvt_term::bg_set_geometry (const char *geom, bool update)
199	{	155	{
200	bool changed = false;	156	bool changed = false;
201	int geom_flags = 0;	157	int geom_flags = 0;
202	int x = 0, y = 0;	158	int x = h_align;
		159	int y = v_align;
203	unsigned int w = 0, h = 0;	160	unsigned int w = h_scale;
		161	unsigned int h = v_scale;
204	unsigned long new_flags = 0;	162	unsigned long new_flags = 0;
205		163
206	if (geom == NULL)	164	if (geom == NULL)
207	return false;	165	return false;
208		166
…		…
317	w = h = defaultScale;	275	w = h = defaultScale;
318	else if (!(geom_flags & HeightValue))	276	else if (!(geom_flags & HeightValue))
319	h = w;	277	h = w;
320	else if (!(geom_flags & WidthValue))	278	else if (!(geom_flags & WidthValue))
321	w = h;	279	w = h;
322
323	geom_flags \|= WidthValue\|HeightValue\|XValue\|YValue;
324	}	280	}
325		281
326	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;	282	min_it (w, 1000);
327	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;	283	min_it (h, 1000);
328	if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;	284	clamp_it (x, -100, 200);
329	if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;	285	clamp_it (y, -100, 200);
330		286
331	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)
332	{	292	{
333	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;
334	changed = true;	298	changed = true;
335	}	299	}
336		300
337	return changed;	301	return changed;
338	}	302	}
…		…
366	{	330	{
367	x = make_align_position (h_align, target_width, w);	331	x = make_align_position (h_align, target_width, w);
368	y = make_align_position (v_align, target_height, h);	332	y = make_align_position (v_align, target_height, h);
369	}	333	}
370		334
371	bg_flags &= ~BG_IS_SIZE_SENSITIVE;
372	if (!(bg_flags & BG_TILE)	335	if (!(bg_flags & BG_TILE)
373	\|\| h_scale \|\| v_scale	336	\|\| h_scale \|\| v_scale
374	\|\| (!(bg_flags & BG_ROOT_ALIGN) && (h_align \|\| v_align))	337	\|\| (!(bg_flags & BG_ROOT_ALIGN) && (h_align \|\| v_align))
375	\|\| w > target_width \|\| h > target_height)	338	\|\| image_width > target_width \|\| image_height > target_height)
376	bg_flags \|= BG_IS_SIZE_SENSITIVE;	339	bg_flags \|= BG_IS_SIZE_SENSITIVE;
377	}
378
379	# ifdef HAVE_AFTERIMAGE
380	bool
381	rxvt_term::render_image (unsigned long tr_flags)
382	{
383	init_asv ();
384
385	ASImage *background = NULL;
386	ARGB32 background_tint = TINT_LEAVE_SAME;
387
388	# ifdef ENABLE_TRANSPARENCY
389	if (tr_flags)
390	background = pixmap2ximage (asv, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, 100);
391
392	if (tr_flags & BG_NEEDS_TINT)
393	{
394	ShadingInfo as_shade;
395	as_shade.shading = shade;
396
397	rgba c;
398	tint.get (c);
399	as_shade.tintColor.red = c.r;
400	as_shade.tintColor.green = c.g;
401	as_shade.tintColor.blue = c.b;
402
403	background_tint = shading2tint32 (&as_shade);
404	}
405
406	if ((tr_flags & BG_NEEDS_BLUR) && background != NULL)
407	{
408	ASImage *tmp = blur_asimage_gauss (asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
409	ASA_XImage,
410	100, ASIMAGE_QUALITY_DEFAULT);
411	if (tmp)
412	{
413	destroy_asimage (&background);
414	background = tmp;
415	}
416	}
417	# endif
418
419	ASImage *result = 0;
420
421	int target_width = szHint.width;
422	int target_height = szHint.height;
423	int new_pmap_width = target_width;
424	int new_pmap_height = target_height;
425
426	int x = 0;
427	int y = 0;
428	int w = 0;
429	int h = 0;
430
431	if (original_asim)
432	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
433
434	if (!original_asim
435	\|\| (!(bg_flags & BG_ROOT_ALIGN)
436	&& (x >= target_width
437	\|\| y >= target_height
438	\|\| x + w <= 0
439	\|\| y + h <= 0)))
440	{
441	if (background)
442	{
443	new_pmap_width = background->width;
444	new_pmap_height = background->height;
445	result = background;
446
447	if (background_tint != TINT_LEAVE_SAME)
448	{
449	ASImage *tmp = tile_asimage (asv, background, 0, 0,
450	target_width, target_height, background_tint,
451	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
452	if (tmp)
453	result = tmp;
454	}
455	}
456	else
457	new_pmap_width = new_pmap_height = 0;
458	}
459	else	340	else
460	{	341	bg_flags &= ~BG_IS_SIZE_SENSITIVE;
461	result = original_asim;
462
463	if (w != original_asim->width
464	\|\| h != original_asim->height)
465	{
466	result = scale_asimage (asv, original_asim,
467	w, h,
468	ASA_XImage,
469	100, ASIMAGE_QUALITY_DEFAULT);
470	}
471
472	if (background == NULL)
473	{
474	if (bg_flags & BG_TILE)
475	{
476	/* if tiling - pixmap has to be sized exactly as the image,
477	but there is no need to make it bigger than the window! */
478	new_pmap_width = min (result->width, target_width);
479	new_pmap_height = min (result->height, target_height);
480
481	/* we also need to tile our image in both directions */
482	ASImage *tmp = tile_asimage (asv, result,
483	(int)result->width - x,
484	(int)result->height - y,
485	new_pmap_width,
486	new_pmap_height,
487	TINT_LEAVE_SAME, ASA_XImage,
488	100, ASIMAGE_QUALITY_DEFAULT);
489	if (tmp)
490	{
491	if (result != original_asim)
492	destroy_asimage (&result);
493
494	result = tmp;
495	}
496	}
497	}
498	else
499	{
500	/* if blending background and image - pixmap has to be sized same as target window */
501	ASImageLayer *layers = create_image_layers (2);
502
503	layers[0].im = background;
504	layers[0].clip_width = target_width;
505	layers[0].clip_height = target_height;
506	layers[0].tint = background_tint;
507	layers[1].im = result;
508
509	if (bg_flags & BG_TILE)
510	{
511	/* tile horizontally */
512	while (x > 0) x -= (int)result->width;
513	layers[1].dst_x = x;
514	layers[1].clip_width = result->width+target_width;
515	}
516	else
517	{
518	/* clip horizontally */
519	layers[1].dst_x = x;
520	layers[1].clip_width = result->width;
521	}
522
523	if (bg_flags & BG_TILE)
524	{
525	while (y > 0) y -= (int)result->height;
526	layers[1].dst_y = y;
527	layers[1].clip_height = result->height + target_height;
528	}
529	else
530	{
531	layers[1].dst_y = y;
532	layers[1].clip_height = result->height;
533	}
534
535	if (rs[Rs_blendtype])
536	{
537	layers[1].merge_scanlines = blend_scanlines_name2func (rs[Rs_blendtype]);
538	if (layers[1].merge_scanlines == NULL)
539	layers[1].merge_scanlines = alphablend_scanlines;
540	}
541
542	ASImage *tmp = merge_layers (asv, layers, 2, target_width, target_height,
543	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
544
545	if (tmp)
546	{
547	if (result != original_asim)
548	destroy_asimage (&result);
549
550	result = tmp;
551	}
552
553	free (layers);
554	}
555	}
556
557	bool ret = false;
558
559	if (result)
560	{
561	XGCValues gcv;
562	GC gc;
563
564	/* create Pixmap */
565	if (bg_pixmap == None
566	\|\| bg_pmap_width != new_pmap_width
567	\|\| bg_pmap_height != new_pmap_height)
568	{
569	if (bg_pixmap)
570	XFreePixmap (dpy, bg_pixmap);
571	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
572	bg_pmap_width = new_pmap_width;
573	bg_pmap_height = new_pmap_height;
574	}
575	/* fill with background color (if result's not completely overlapping it) */
576	gcv.foreground = pix_colors[Color_bg];
577	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
578
579	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
580	int dst_width = result->width, dst_height = result->height;
581	if (background == NULL)
582	{
583	if (!(bg_flags & BG_TILE))
584	{
585	src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );
586	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
587	}
588
589	if (dst_x > 0 \|\| dst_y > 0
590	\|\| dst_x + dst_width < new_pmap_width
591	\|\| dst_y + dst_height < new_pmap_height)
592	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
593	}
594
595	/* put result on pixmap */
596	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
597	asimage2drawable (asv, bg_pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);
598
599	if (result != background && result != original_asim)
600	destroy_asimage (&result);
601
602	XFreeGC (dpy, gc);
603
604	ret = true;
605	}
606
607	if (background)
608	destroy_asimage (&background);
609
610	return ret;
611	}	342	}
612	# endif /* HAVE_AFTERIMAGE */
613		343
614	# ifdef HAVE_PIXBUF	344	# ifdef HAVE_PIXBUF
615	bool	345	bool
616	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,	346	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
617	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,
618	unsigned int width, unsigned int height)	348	unsigned int width, unsigned int height)
619	{	349	{
620	XImage *ximage;	350	XImage *ximage;
621	char data, line;	351	char *line;
622	int bytes_per_pixel;
623	int width_r, width_g, width_b;	352	int width_r, width_g, width_b, width_a;
624	int sh_r, sh_g, sh_b;	353	int sh_r, sh_g, sh_b, sh_a;
		354	uint32_t alpha_mask;
625	int rowstride;	355	int rowstride;
626	int channels;	356	int channels;
627	unsigned char *row;	357	unsigned char *row;
628		358
629	if (visual->c_class != TrueColor)	359	if (visual->c_class != TrueColor)
630	return false;	360	return false;
631		361
632	if (depth == 24 \|\| depth == 32)	362	#if XRENDER
633	bytes_per_pixel = 4;	363	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
634	else if (depth == 15 \|\| depth == 16)	364	if (format)
635	bytes_per_pixel = 2;	365	alpha_mask = (uint32_t)format->direct.alphaMask << format->direct.alpha;
636	else	366	else
637	return false;	367	#endif
		368	alpha_mask = 0;
638		369
639	width_r = ecb_popcount32 (visual->red_mask);	370	width_r = ecb_popcount32 (visual->red_mask);
640	width_g = ecb_popcount32 (visual->green_mask);	371	width_g = ecb_popcount32 (visual->green_mask);
641	width_b = ecb_popcount32 (visual->blue_mask);	372	width_b = ecb_popcount32 (visual->blue_mask);
		373	width_a = ecb_popcount32 (alpha_mask);
642		374
643	if (width_r > 8 \|\| width_g > 8 \|\| width_b > 8)	375	if (width_r > 8 \|\| width_g > 8 \|\| width_b > 8 \|\| width_a > 8)
644	return false;	376	return false;
645		377
646	sh_r = ecb_ctz32 (visual->red_mask);	378	sh_r = ecb_ctz32 (visual->red_mask);
647	sh_g = ecb_ctz32 (visual->green_mask);	379	sh_g = ecb_ctz32 (visual->green_mask);
648	sh_b = ecb_ctz32 (visual->blue_mask);	380	sh_b = ecb_ctz32 (visual->blue_mask);
		381	sh_a = ecb_ctz32 (alpha_mask);
649		382
650	if (width > INT_MAX / height / bytes_per_pixel)	383	if (width > 32767 \|\| height > 32767)
651	return false;	384	return false;
652		385
653	data = (char )malloc (width height * bytes_per_pixel);	386	ximage = XCreateImage (dpy, visual, depth, ZPixmap, 0, 0,
654	if (!data)	387	width, height, 32, 0);
		388	if (!ximage)
655	return false;	389	return false;
656		390
657	ximage = XCreateImage (dpy, visual, depth, ZPixmap, 0, data,	391	if (height > INT_MAX / ximage->bytes_per_line
658	width, height, bytes_per_pixel * 8, 0);	392	\|\| !(ximage->data = (char )malloc (height ximage->bytes_per_line)))
659	if (!ximage)
660	{	393	{
661	free (data);	394	XDestroyImage (ximage);
662	return false;	395	return false;
663	}	396	}
664		397
665	ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;	398	ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
666		399
667	rowstride = gdk_pixbuf_get_rowstride (pixbuf);	400	rowstride = gdk_pixbuf_get_rowstride (pixbuf);
668	channels = gdk_pixbuf_get_n_channels (pixbuf);	401	channels = gdk_pixbuf_get_n_channels (pixbuf);
669	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;	402	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
670	line = data;	403	line = ximage->data;
		404
		405	rgba c (0, 0, 0);
		406
		407	if (channels == 4 && alpha_mask == 0)
		408	{
		409	pix_colors[Color_bg].get (c);
		410	c.r >>= 8;
		411	c.g >>= 8;
		412	c.b >>= 8;
		413	}
671		414
672	for (int y = 0; y < height; y++)	415	for (int y = 0; y < height; y++)
673	{	416	{
674	for (int x = 0; x < width; x++)	417	for (int x = 0; x < width; x++)
675	{	418	{
676	unsigned char pixel = row + x channels;	419	unsigned char pixel = row + x channels;
677	uint32_t value;	420	uint32_t value;
		421	unsigned char r, g, b, a;
678		422
		423	if (channels == 4)
		424	{
		425	a = pixel[3];
		426	r = (pixel[0] * a + c.r * (0xff - a)) / 0xff;
		427	g = (pixel[1] * a + c.g * (0xff - a)) / 0xff;
		428	b = (pixel[2] * a + c.b * (0xff - a)) / 0xff;
		429	}
		430	else
		431	{
		432	a = 0xff;
		433	r = pixel[0];
		434	g = pixel[1];
		435	b = pixel[2];
		436	}
		437
679	value = ((pixel[0] >> (8 - width_r)) << sh_r)	438	value = ((r >> (8 - width_r)) << sh_r)
680	\| ((pixel[1] >> (8 - width_g)) << sh_g)	439	\| ((g >> (8 - width_g)) << sh_g)
681	\| ((pixel[2] >> (8 - width_b)) << sh_b);	440	\| ((b >> (8 - width_b)) << sh_b)
		441	\| ((a >> (8 - width_a)) << sh_a);
682		442
683	if (bytes_per_pixel == 4)	443	if (ximage->bits_per_pixel == 32)
684	((uint32_t *)line)[x] = value;	444	((uint32_t *)line)[x] = value;
685	else	445	else
686	((uint16_t *)line)[x] = value;	446	XPutPixel (ximage, x, y, value);
687	}	447	}
688		448
689	row += rowstride;	449	row += rowstride;
690	line += ximage->bytes_per_line;	450	line += ximage->bytes_per_line;
691	}	451	}
…		…
694	XDestroyImage (ximage);	454	XDestroyImage (ximage);
695	return true;	455	return true;
696	}	456	}
697		457
698	bool	458	bool
699	rxvt_term::render_image (unsigned long tr_flags)	459	rxvt_term::render_image (bool transparent)
700	{	460	{
701	if (!pixbuf)	461	if (!pixbuf)
702	return false;	462	return false;
703		463
704	if (tr_flags	464	if (transparent
705	&& !(bg_flags & BG_HAS_RENDER))	465	&& !(bg_flags & BG_HAS_RENDER))
706	return false;	466	return false;
707		467
708	GdkPixbuf *result;	468	GdkPixbuf *result;
709		469
…		…
749	Pixmap root_pmap;	509	Pixmap root_pmap;
750		510
751	image_width = gdk_pixbuf_get_width (result);	511	image_width = gdk_pixbuf_get_width (result);
752	image_height = gdk_pixbuf_get_height (result);	512	image_height = gdk_pixbuf_get_height (result);
753		513
754	if (tr_flags)	514	if (transparent)
755	{	515	{
756	root_pmap = bg_pixmap;	516	root_pmap = bg_pixmap;
757	bg_pixmap = None;	517	bg_pixmap = None;
758	}	518	}
759	else	519	else
…		…
817	dst_x, dst_y,	577	dst_x, dst_y,
818	dst_width, dst_height);	578	dst_width, dst_height);
819	}	579	}
820		580
821	#if XRENDER	581	#if XRENDER
822	if (tr_flags)	582	if (transparent)
823	{	583	{
824	XRenderPictureAttributes pa;
825
826	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, visual);	584	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		585
827	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);	586	Picture src = XRenderCreatePicture (dpy, root_pmap, format, 0, 0);
828		587
829	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
830	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, dst_format, 0, &pa);	588	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, format, 0, 0);
831		589
832	Picture mask = create_xrender_mask (dpy, vt, False, False);	590	Picture mask = create_xrender_mask (dpy, vt, False, False);
833		591
834	XRenderColor mask_c;	592	XRenderColor mask_c;
835		593
836	mask_c.alpha = 0x8000;	594	mask_c.alpha = 0x8000;
837	mask_c.red = 0;	595	mask_c.red =
838	mask_c.green = 0;	596	mask_c.green =
839	mask_c.blue = 0;	597	mask_c.blue = 0;
840	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);	598	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
		599
841	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);	600	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
842		601
843	XRenderFreePicture (dpy, src);	602	XRenderFreePicture (dpy, src);
844	XRenderFreePicture (dpy, dst);	603	XRenderFreePicture (dpy, dst);
845	XRenderFreePicture (dpy, mask);	604	XRenderFreePicture (dpy, mask);
…		…
852	}	611	}
853		612
854	if (result != pixbuf)	613	if (result != pixbuf)
855	g_object_unref (result);	614	g_object_unref (result);
856		615
857	if (tr_flags)	616	if (transparent)
858	XFreePixmap (dpy, root_pmap);	617	XFreePixmap (dpy, root_pmap);
859		618
860	return ret;	619	return ret;
861	}	620	}
862	# endif /* HAVE_PIXBUF */	621	# endif /* HAVE_PIXBUF */
…		…
877	memcpy (f, file, len);	636	memcpy (f, file, len);
878	f[len] = '\0';	637	f[len] = '\0';
879	file = f;	638	file = f;
880	}	639	}
881		640
882	# ifdef HAVE_AFTERIMAGE
883	if (!asimman)
884	asimman = create_generic_imageman (rs[Rs_path]);
885	ASImage *image = get_asimage (asimman, file, 0xFFFFFFFF, 100);
886	if (image)
887	{
888	if (original_asim)
889	safe_asimage_destroy (original_asim);
890	original_asim = image;
891	bg_flags \|= BG_IS_FROM_FILE \| BG_CLIENT_RENDER;
892	ret = true;
893	}
894	# endif
895
896	# ifdef HAVE_PIXBUF	641	# ifdef HAVE_PIXBUF
897	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);	642	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
898	if (image)	643	if (image)
899	{	644	{
900	if (pixbuf)	645	if (pixbuf)
…		…
957	{	702	{
958	changed = true;	703	changed = true;
959	v_blurRadius = vr;	704	v_blurRadius = vr;
960	}	705	}
961		706
962	if (v_blurRadius == 0 && h_blurRadius == 0)	707	if (h_blurRadius && v_blurRadius)
		708	bg_flags \|= BG_NEEDS_BLUR;
		709	else
963	bg_flags &= ~BG_NEEDS_BLUR;	710	bg_flags &= ~BG_NEEDS_BLUR;
964	else
965	bg_flags \|= BG_NEEDS_BLUR;
966		711
967	return changed;	712	return changed;
968	}	713	}
969		714
970	void	715	void
971	rxvt_term::set_tint_shade_flags ()	716	rxvt_term::set_tint_shade_flags ()
972	{	717	{
973	rgba c;	718	if (shade != 100 \|\| (bg_flags & BG_TINT_SET))
974	bool has_shade = shade != 100;
975
976	bg_flags &= ~BG_TINT_FLAGS;
977
978	tint.get (c);
979
980	if (!has_shade
981	&& (c.r <= 0x00ff \|\| c.r >= 0xff00)
982	&& (c.g <= 0x00ff \|\| c.g >= 0xff00)
983	&& (c.b <= 0x00ff \|\| c.b >= 0xff00))
984	bg_flags \|= BG_TINT_BITAND;
985
986	if (has_shade
987	\|\| c.r < 0xff00
988	\|\| c.g < 0xff00
989	\|\| c.b < 0xff00)
990	bg_flags \|= BG_NEEDS_TINT;	719	bg_flags \|= BG_NEEDS_TINT;
		720	else
		721	bg_flags &= ~BG_NEEDS_TINT;
991	}	722	}
992		723
993	bool	724	bool
994	rxvt_term::bg_set_tint (rxvt_color &new_tint)	725	rxvt_term::bg_set_tint (rxvt_color &new_tint)
995	{	726	{
996	if (tint != new_tint)	727	if (!(bg_flags & BG_TINT_SET) \|\| tint != new_tint)
997	{	728	{
998	tint = new_tint;	729	tint = new_tint;
		730	bg_flags \|= BG_TINT_SET;
		731
		732	rgba c;
		733	tint.get (c);
		734	if ((c.r <= 0x00ff \|\| c.r >= 0xff00)
		735	&& (c.g <= 0x00ff \|\| c.g >= 0xff00)
		736	&& (c.b <= 0x00ff \|\| c.b >= 0xff00))
		737	bg_flags \|= BG_TINT_BITAND;
		738	else
		739	bg_flags &= ~BG_TINT_BITAND;
		740
999	set_tint_shade_flags ();	741	set_tint_shade_flags ();
1000	return true;	742	return true;
1001	}	743	}
1002		744
1003	return false;	745	return false;
…		…
1044	params[i+2] = XDoubleToFixed (kernel[i] / sum);	786	params[i+2] = XDoubleToFixed (kernel[i] / sum);
1045	}	787	}
1046	#endif	788	#endif
1047		789
1048	bool	790	bool
1049	rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	791	rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height, int depth)
1050	{	792	{
1051	bool ret = false;	793	bool ret = false;
1052	#if XRENDER	794	#if XRENDER
1053	if (!(bg_flags & BG_HAS_RENDER_CONV))	795	if (!(bg_flags & BG_HAS_RENDER_CONV))
1054	return false;	796	return false;
…		…
1058	XFixed params = (XFixed )malloc ((size + 2) * sizeof (XFixed));	800	XFixed params = (XFixed )malloc ((size + 2) * sizeof (XFixed));
1059		801
1060	XRenderPictureAttributes pa;	802	XRenderPictureAttributes pa;
1061	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	803	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1062		804
		805	pa.repeat = RepeatPad;
1063	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	806	Picture src = XRenderCreatePicture (dpy, pixmap, format, CPRepeat, &pa);
		807	Pixmap tmp = XCreatePixmap (dpy, pixmap, width, height, depth);
1064	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	808	Picture dst = XRenderCreatePicture (dpy, tmp, format, CPRepeat, &pa);
		809	XFreePixmap (dpy, tmp);
1065		810
1066	if (kernel && params)	811	if (kernel && params)
1067	{	812	{
1068	if (h_blurRadius)
1069	{
1070	size = h_blurRadius * 2 + 1;	813	size = h_blurRadius * 2 + 1;
1071	get_gaussian_kernel (h_blurRadius, size, kernel, params);	814	get_gaussian_kernel (h_blurRadius, size, kernel, params);
1072		815
1073	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);	816	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1074	XRenderComposite (dpy,	817	XRenderComposite (dpy,
1075	PictOpSrc,	818	PictOpSrc,
1076	src,	819	src,
1077	None,	820	None,
1078	dst,	821	dst,
1079	0, 0,	822	0, 0,
1080	0, 0,	823	0, 0,
1081	0, 0,	824	0, 0,
1082	width, height);	825	width, height);
1083	}
1084		826
1085	if (v_blurRadius)	827	::swap (src, dst);
1086	{	828
1087	size = v_blurRadius * 2 + 1;	829	size = v_blurRadius * 2 + 1;
1088	get_gaussian_kernel (v_blurRadius, size, kernel, params);	830	get_gaussian_kernel (v_blurRadius, size, kernel, params);
1089	::swap (params[0], params[1]);	831	::swap (params[0], params[1]);
1090		832
1091	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);	833	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1092	XRenderComposite (dpy,	834	XRenderComposite (dpy,
1093	PictOpSrc,	835	PictOpSrc,
1094	src,	836	src,
1095	None,	837	None,
1096	dst,	838	dst,
1097	0, 0,	839	0, 0,
1098	0, 0,	840	0, 0,
1099	0, 0,	841	0, 0,
1100	width, height);	842	width, height);
1101	}
1102		843
1103	ret = true;	844	ret = true;
1104	}	845	}
1105		846
1106	free (kernel);	847	free (kernel);
…		…
1114	bool	855	bool
1115	rxvt_term::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	856	rxvt_term::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
1116	{	857	{
1117	bool ret = false;	858	bool ret = false;
1118		859
1119	if (bg_flags & BG_TINT_BITAND)	860	if (shade == 100 && (bg_flags & BG_TINT_BITAND))
1120	{	861	{
1121	XGCValues gcv;	862	XGCValues gcv;
1122	GC gc;	863	GC gc;
1123		864
1124	/* In this case we can tint image server-side getting significant	865	/* In this case we can tint image server-side getting significant
…		…
1136	}	877	}
1137	}	878	}
1138	# if XRENDER	879	# if XRENDER
1139	else if (bg_flags & BG_HAS_RENDER)	880	else if (bg_flags & BG_HAS_RENDER)
1140	{	881	{
1141	rgba c;	882	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1142		883
		884	if (bg_flags & BG_TINT_SET)
1143	tint.get (c);	885	tint.get (c);
1144		886
1145	if (shade <= 100)	887	if (shade <= 100)
1146	{	888	{
1147	c.r = c.r * shade / 100;	889	c.r = c.r * shade / 100;
1148	c.g = c.g * shade / 100;	890	c.g = c.g * shade / 100;
…		…
1154	c.g = c.g * (200 - shade) / 100;	896	c.g = c.g * (200 - shade) / 100;
1155	c.b = c.b * (200 - shade) / 100;	897	c.b = c.b * (200 - shade) / 100;
1156	}	898	}
1157		899
1158	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	900	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1159	XRenderPictureAttributes pa;
1160		901
1161	Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	902	Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, 0);
1162		903
1163	Picture overlay_pic = create_xrender_mask (dpy, pixmap, True, False);	904	Picture overlay_pic = create_xrender_mask (dpy, pixmap, True, False);
1164		905
1165	Picture mask_pic = create_xrender_mask (dpy, pixmap, True, True);	906	Picture mask_pic = create_xrender_mask (dpy, pixmap, True, True);
1166		907
…		…
1175	mask_c.alpha = 0;	916	mask_c.alpha = 0;
1176	mask_c.red = 0xffff - c.r;	917	mask_c.red = 0xffff - c.r;
1177	mask_c.green = 0xffff - c.g;	918	mask_c.green = 0xffff - c.g;
1178	mask_c.blue = 0xffff - c.b;	919	mask_c.blue = 0xffff - c.b;
1179	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);	920	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
		921
1180	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);	922	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
1181		923
1182	if (shade > 100)	924	if (shade > 100)
1183	{	925	{
1184	mask_c.red = mask_c.green = mask_c.blue = 0xffff * (shade - 100) / 100;
1185	mask_c.alpha = 0;	926	mask_c.alpha = 0;
		927	mask_c.red =
		928	mask_c.green =
		929	mask_c.blue = 0xffff * (shade - 100) / 100;
1186	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);	930	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1187		931
1188	XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);	932	XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);
1189	}	933	}
1190		934
…		…
1202	/*	946	/*
1203	* Builds a pixmap of the same size as the terminal window that contains	947	* Builds a pixmap of the same size as the terminal window that contains
1204	* the tiled portion of the root pixmap that is supposed to be covered by	948	* the tiled portion of the root pixmap that is supposed to be covered by
1205	* our window.	949	* our window.
1206	*/	950	*/
1207	unsigned long	951	bool
1208	rxvt_term::make_transparency_pixmap ()	952	rxvt_term::make_transparency_pixmap ()
1209	{	953	{
1210	unsigned long result = 0;	954	bool ret = false;
1211		955
1212	/* root dimensions may change from call to call - but Display structure should	956	/* root dimensions may change from call to call - but Display structure should
1213	* be always up-to-date, so let's use it :	957	* be always up-to-date, so let's use it :
1214	*/	958	*/
1215	int screen = display->screen;	959	int screen = display->screen;
…		…
1253	#if XRENDER	997	#if XRENDER
1254	if (bg_flags & BG_HAS_RENDER)	998	if (bg_flags & BG_HAS_RENDER)
1255	{	999	{
1256	recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);	1000	recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);
1257		1001
1258	XRenderPictureAttributes pa;
1259
1260	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));	1002	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
1261	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);	1003	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, 0);
1262		1004
1263	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);	1005	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
1264	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);	1006	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, 0);
1265		1007
1266	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);	1008	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
1267		1009
1268	XRenderFreePicture (dpy, src);	1010	XRenderFreePicture (dpy, src);
1269	XRenderFreePicture (dpy, dst);	1011	XRenderFreePicture (dpy, dst);
…		…
1298	gc = XCreateGC (dpy, vt, GCFillStyle \| GCTile \| GCTileStipXOrigin \| GCTileStipYOrigin, &gcv);	1040	gc = XCreateGC (dpy, vt, GCFillStyle \| GCTile \| GCTileStipXOrigin \| GCTileStipYOrigin, &gcv);
1299		1041
1300	if (gc)	1042	if (gc)
1301	{	1043	{
1302	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);	1044	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);
1303	result \|= BG_IS_VALID \| (bg_flags & BG_EFFECTS_FLAGS);	1045	ret = true;
		1046	unsigned long tr_flags = bg_flags & BG_EFFECTS_FLAGS;
1304		1047
1305	if (!(bg_flags & BG_CLIENT_RENDER))	1048	if (!(bg_flags & BG_CLIENT_RENDER))
1306	{	1049	{
1307	if (bg_flags & BG_NEEDS_BLUR)	1050	if (bg_flags & BG_NEEDS_BLUR)
1308	{	1051	{
1309	if (blur_pixmap (bg_pixmap, visual, window_width, window_height))	1052	if (blur_pixmap (bg_pixmap, visual, window_width, window_height, depth))
1310	result &= ~BG_NEEDS_BLUR;	1053	tr_flags &= ~BG_NEEDS_BLUR;
1311	}	1054	}
1312	if (bg_flags & BG_NEEDS_TINT)	1055	if (bg_flags & BG_NEEDS_TINT)
1313	{	1056	{
1314	if (tint_pixmap (bg_pixmap, visual, window_width, window_height))	1057	if (tint_pixmap (bg_pixmap, visual, window_width, window_height))
1315	result &= ~BG_NEEDS_TINT;	1058	tr_flags &= ~BG_NEEDS_TINT;
1316	}	1059	}
1317	# ifndef HAVE_AFTERIMAGE
1318	if (result & BG_NEEDS_TINT)	1060	if (tr_flags & BG_NEEDS_TINT)
1319	{	1061	{
1320	XImage *ximage = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);	1062	XImage *ximage = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
1321	if (ximage)	1063	if (ximage)
1322	{	1064	{
1323	/* our own client-side tinting */	1065	/* our own client-side tinting */
…		…
1325		1067
1326	XPutImage (dpy, bg_pixmap, gc, ximage, 0, 0, 0, 0, ximage->width, ximage->height);	1068	XPutImage (dpy, bg_pixmap, gc, ximage, 0, 0, 0, 0, ximage->width, ximage->height);
1327	XDestroyImage (ximage);	1069	XDestroyImage (ximage);
1328	}	1070	}
1329	}	1071	}
1330	# endif
1331	} /* server side rendering completed */	1072	} /* server side rendering completed */
1332		1073
1333	XFreeGC (dpy, gc);	1074	XFreeGC (dpy, gc);
1334	}	1075	}
1335		1076
1336	if (recoded_root_pmap != root_pixmap)	1077	if (recoded_root_pmap != root_pixmap)
1337	XFreePixmap (dpy, recoded_root_pmap);	1078	XFreePixmap (dpy, recoded_root_pmap);
1338		1079
1339	return result;	1080	return ret;
1340	}	1081	}
1341		1082
1342	void	1083	void
1343	rxvt_term::bg_set_root_pixmap ()	1084	rxvt_term::bg_set_root_pixmap ()
1344	{	1085	{
…		…
1351	# endif /* ENABLE_TRANSPARENCY */	1092	# endif /* ENABLE_TRANSPARENCY */
1352		1093
1353	bool	1094	bool
1354	rxvt_term::bg_render ()	1095	rxvt_term::bg_render ()
1355	{	1096	{
1356	unsigned long tr_flags = 0;	1097	bool transparent = false;
1357		1098
1358	bg_invalidate ();	1099	bg_invalidate ();
1359	# ifdef ENABLE_TRANSPARENCY	1100	# ifdef ENABLE_TRANSPARENCY
1360	if (bg_flags & BG_IS_TRANSPARENT)	1101	if (bg_flags & BG_IS_TRANSPARENT)
1361	{	1102	{
1362	/* we need to re-generate transparency pixmap in that case ! */	1103	/* we need to re-generate transparency pixmap in that case ! */
1363	tr_flags = make_transparency_pixmap ();	1104	transparent = make_transparency_pixmap ();
1364	if (tr_flags == 0)	1105	if (transparent)
1365	return false;
1366	bg_flags \|= BG_IS_VALID;	1106	bg_flags \|= BG_IS_VALID;
1367	}	1107	}
1368	# endif	1108	# endif
1369		1109
1370	# ifdef BG_IMAGE_FROM_FILE	1110	# ifdef BG_IMAGE_FROM_FILE
1371	if ((bg_flags & BG_IS_FROM_FILE)	1111	if (bg_flags & BG_IS_FROM_FILE)
1372	\|\| (tr_flags & BG_EFFECTS_FLAGS))
1373	{	1112	{
1374	if (render_image (tr_flags))	1113	if (render_image (transparent))
1375	bg_flags \|= BG_IS_VALID;	1114	bg_flags \|= BG_IS_VALID;
1376	}	1115	}
1377	# endif	1116	# endif
1378		1117
1379	if (!(bg_flags & BG_IS_VALID))	1118	if (!(bg_flags & BG_IS_VALID))
…		…
1395		1134
1396	void	1135	void
1397	rxvt_term::bg_init ()	1136	rxvt_term::bg_init ()
1398	{	1137	{
1399	#ifdef ENABLE_TRANSPARENCY	1138	#ifdef ENABLE_TRANSPARENCY
1400	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1401	tint.set (this, c);
1402	shade = 100;	1139	shade = 100;
1403	#endif	1140	#endif
1404		1141
1405	bg_flags &= ~(BG_HAS_RENDER \| BG_HAS_RENDER_CONV);	1142	bg_flags &= ~(BG_HAS_RENDER \| BG_HAS_RENDER_CONV);
1406	#if XRENDER	1143	#if XRENDER
…		…
1419	#endif	1156	#endif
1420	}	1157	}
1421		1158
1422	#endif /* HAVE_BG_PIXMAP */	1159	#endif /* HAVE_BG_PIXMAP */
1423		1160
1424	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)	1161	#ifdef ENABLE_TRANSPARENCY
1425	/* based on code from aterm-0.4.2 */	1162	/* based on code from aterm-0.4.2 */
1426		1163
1427	static inline void	1164	static inline void
1428	fill_lut (uint32_t *lookup, uint32_t mask, int sh, unsigned short low, unsigned short high)	1165	fill_lut (uint32_t *lookup, uint32_t mask, int sh, unsigned short low, unsigned short high)
1429	{	1166	{
…		…
1437	}	1174	}
1438		1175
1439	void	1176	void
1440	rxvt_term::tint_ximage (Visual visual, XImage ximage)	1177	rxvt_term::tint_ximage (Visual visual, XImage ximage)
1441	{	1178	{
		1179	unsigned int size_r, size_g, size_b;
1442	int sh_r, sh_g, sh_b;	1180	int sh_r, sh_g, sh_b;
1443	uint32_t mask_r, mask_g, mask_b;	1181	uint32_t mask_r, mask_g, mask_b;
1444	uint32_t lookup, lookup_r, lookup_g, lookup_b;	1182	uint32_t lookup, lookup_r, lookup_g, lookup_b;
1445	unsigned short low;	1183	unsigned short low;
1446	int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;	1184	int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
…		…
1451	mask_r = visual->red_mask;	1189	mask_r = visual->red_mask;
1452	mask_g = visual->green_mask;	1190	mask_g = visual->green_mask;
1453	mask_b = visual->blue_mask;	1191	mask_b = visual->blue_mask;
1454		1192
1455	/* boring lookup table pre-initialization */	1193	/* boring lookup table pre-initialization */
1456	switch (ximage->depth)	1194	sh_r = ecb_ctz32 (mask_r);
1457	{	1195	sh_g = ecb_ctz32 (mask_g);
1458	case 15:	1196	sh_b = ecb_ctz32 (mask_b);
1459	if ((mask_r != 0x7c00) \|\|	1197
1460	(mask_g != 0x03e0) \|\|	1198	size_r = mask_r >> sh_r;
1461	(mask_b != 0x001f))	1199	size_g = mask_g >> sh_g;
		1200	size_b = mask_b >> sh_b;
		1201
		1202	if (size_r++ > 255 \|\| size_g++ > 255 \|\| size_b++ > 255)
1462	return;	1203	return;
1463	lookup = (uint32_t ) malloc (sizeof (uint32_t)(32+32+32));	1204
		1205	lookup = (uint32_t )malloc (sizeof (uint32_t) (size_r + size_g + size_b));
1464	lookup_r = lookup;	1206	lookup_r = lookup;
1465	lookup_g = lookup+32;	1207	lookup_g = lookup + size_r;
1466	lookup_b = lookup+32+32;	1208	lookup_b = lookup + size_r + size_g;
1467	sh_r = 10;
1468	sh_g = 5;
1469	sh_b = 0;
1470	break;
1471	case 16:
1472	if ((mask_r != 0xf800) \|\|
1473	(mask_g != 0x07e0) \|\|
1474	(mask_b != 0x001f))
1475	return;
1476	lookup = (uint32_t ) malloc (sizeof (uint32_t)(32+64+32));
1477	lookup_r = lookup;
1478	lookup_g = lookup+32;
1479	lookup_b = lookup+32+64;
1480	sh_r = 11;
1481	sh_g = 5;
1482	sh_b = 0;
1483	break;
1484	case 24:
1485	if ((mask_r != 0xff0000) \|\|
1486	(mask_g != 0x00ff00) \|\|
1487	(mask_b != 0x0000ff))
1488	return;
1489	lookup = (uint32_t ) malloc (sizeof (uint32_t)(256+256+256));
1490	lookup_r = lookup;
1491	lookup_g = lookup+256;
1492	lookup_b = lookup+256+256;
1493	sh_r = 16;
1494	sh_g = 8;
1495	sh_b = 0;
1496	break;
1497	case 32:
1498	if ((mask_r != 0xff0000) \|\|
1499	(mask_g != 0x00ff00) \|\|
1500	(mask_b != 0x0000ff))
1501	return;
1502	lookup = (uint32_t ) malloc (sizeof (uint32_t)(256+256+256));
1503	lookup_r = lookup;
1504	lookup_g = lookup+256;
1505	lookup_b = lookup+256+256;
1506	sh_r = 16;
1507	sh_g = 8;
1508	sh_b = 0;
1509	break;
1510	default:
1511	return; /* we do not support this color depth */
1512	}
1513		1209
1514	rgba c;	1210	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1515		1211
		1212	if (bg_flags & BG_TINT_SET)
1516	tint.get (c);	1213	tint.get (c);
1517		1214
1518	/* prepare limits for color transformation (each channel is handled separately) */	1215	/* prepare limits for color transformation (each channel is handled separately) */
1519	if (shade > 100)	1216	if (shade > 100)
1520	{	1217	{
1521	c.r = c.r * (200 - shade) / 100;	1218	c.r = c.r * (200 - shade) / 100;
…		…
1538	fill_lut (lookup_g, mask_g, sh_g, low, c.g);	1235	fill_lut (lookup_g, mask_g, sh_g, low, c.g);
1539	fill_lut (lookup_b, mask_b, sh_b, low, c.b);	1236	fill_lut (lookup_b, mask_b, sh_b, low, c.b);
1540		1237
1541	/* apply table to input image (replacing colors by newly calculated ones) */	1238	/* apply table to input image (replacing colors by newly calculated ones) */
1542	if (ximage->bits_per_pixel == 32	1239	if (ximage->bits_per_pixel == 32
1543	&& (ximage->depth == 24 \|\| ximage->depth == 32)
1544	&& ximage->byte_order == host_byte_order)	1240	&& ximage->byte_order == host_byte_order)
1545	{	1241	{
1546	uint32_t p1, pf, p, pl;	1242	char *line = ximage->data;
1547	p1 = (uint32_t *) ximage->data;
1548	pf = (uint32_t ) (ximage->data + ximage->height ximage->bytes_per_line);
1549		1243
1550	while (p1 < pf)	1244	for (int y = 0; y < ximage->height; y++)
1551	{
1552	p = p1;
1553	pl = p1 + ximage->width;
1554	for (; p < pl; p++)
1555	{	1245	{
1556	p = lookup_r[(p & 0xff0000) >> 16] \|	1246	uint32_t p = (uint32_t )line;
1557	lookup_g[(*p & 0x00ff00) >> 8] \|	1247	for (int x = 0; x < ximage->width; x++)
1558	lookup_b[(*p & 0x0000ff)] \|
1559	(*p & 0xff000000);
1560	}	1248	{
1561	p1 = (uint32_t ) ((char ) p1 + ximage->bytes_per_line);	1249	p = lookup_r[(p & mask_r) >> sh_r] \|
		1250	lookup_g[(*p & mask_g) >> sh_g] \|
		1251	lookup_b[(*p & mask_b) >> sh_b];
		1252	p++;
		1253	}
		1254	line += ximage->bytes_per_line;
1562	}	1255	}
1563	}	1256	}
1564	else	1257	else
1565	{	1258	{
1566	for (int y = 0; y < ximage->height; y++)	1259	for (int y = 0; y < ximage->height; y++)
…		…
1574	}	1267	}
1575	}	1268	}
1576		1269
1577	free (lookup);	1270	free (lookup);
1578	}	1271	}
1579	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */	1272	#endif /* ENABLE_TRANSPARENCY */

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Comparing rxvt-unicode/src/background.C (file contents): Revision 1.189 by sf-exg, Thu Dec 29 16:45:22 2011 UTC vs. Revision 1.210 by sf-exg, Sat May 12 09:43:06 2012 UTC

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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.189 by sf-exg, Thu Dec 29 16:45:22 2011 UTC vs.
Revision 1.210 by sf-exg, Sat May 12 09:43:06 2012 UTC