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

Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.176 by sf-exg, Mon Dec 12 13:56:03 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>
…		…
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])
…		…
242	geom_flags \|= WidthValue\|HeightValue;	218	geom_flags \|= WidthValue\|HeightValue;
243	}	219	}
244	else if (!strcasecmp (arr[i], "propscale"))	220	else if (!strcasecmp (arr[i], "propscale"))
245	{	221	{
246	new_flags \|= BG_KEEP_ASPECT;	222	new_flags \|= BG_KEEP_ASPECT;
		223	w = h = windowScale;
		224	geom_flags \|= WidthValue\|HeightValue;
247	}	225	}
248	else if (!strcasecmp (arr[i], "hscale"))	226	else if (!strcasecmp (arr[i], "hscale"))
249	{	227	{
250	new_flags \|= BG_TILE;	228	new_flags \|= BG_TILE;
251	w = windowScale;	229	w = windowScale;
…		…
281	geom_flags \|= XParseGeometry (arr[i], &x, &y, &w, &h);	259	geom_flags \|= XParseGeometry (arr[i], &x, &y, &w, &h);
282	} /* done parsing ops */	260	} /* done parsing ops */
283		261
284	rxvt_free_strsplit (arr);	262	rxvt_free_strsplit (arr);
285	}	263	}
		264
		265	new_flags \|= bg_flags & ~BG_GEOMETRY_FLAGS;
286		266
287	if (!update)	267	if (!update)
288	{	268	{
289	if (!(geom_flags & XValue))	269	if (!(geom_flags & XValue))
290	x = y = defaultAlign;	270	x = y = defaultAlign;
…		…
295	w = h = defaultScale;	275	w = h = defaultScale;
296	else if (!(geom_flags & HeightValue))	276	else if (!(geom_flags & HeightValue))
297	h = w;	277	h = w;
298	else if (!(geom_flags & WidthValue))	278	else if (!(geom_flags & WidthValue))
299	w = h;	279	w = h;
300
301	geom_flags \|= WidthValue\|HeightValue\|XValue\|YValue;
302	}	280	}
303		281
304	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;	282	min_it (w, 1000);
305	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;	283	min_it (h, 1000);
306	if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;	284	clamp_it (x, -100, 200);
307	if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;	285	clamp_it (y, -100, 200);
308		286
309	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)
310	{	292	{
311	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;
312	changed = true;	298	changed = true;
313	}	299	}
314		300
315	return changed;	301	return changed;
316	}	302	}
…		…
344	{	330	{
345	x = make_align_position (h_align, target_width, w);	331	x = make_align_position (h_align, target_width, w);
346	y = make_align_position (v_align, target_height, h);	332	y = make_align_position (v_align, target_height, h);
347	}	333	}
348		334
349	bg_flags &= ~BG_IS_SIZE_SENSITIVE;
350	if (!(bg_flags & BG_TILE)	335	if (!(bg_flags & BG_TILE)
351	\|\| h_scale \|\| v_scale	336	\|\| h_scale \|\| v_scale
352	\|\| (!(bg_flags & BG_ROOT_ALIGN) && (h_align \|\| v_align))	337	\|\| (!(bg_flags & BG_ROOT_ALIGN) && (h_align \|\| v_align))
353	\|\| w > target_width \|\| h > target_height)	338	\|\| image_width > target_width \|\| image_height > target_height)
354	bg_flags \|= BG_IS_SIZE_SENSITIVE;	339	bg_flags \|= BG_IS_SIZE_SENSITIVE;
355	}
356
357	# ifdef HAVE_AFTERIMAGE
358	bool
359	rxvt_term::render_image (unsigned long tr_flags)
360	{
361	init_asv ();
362
363	ASImage *background = NULL;
364	ARGB32 background_tint = TINT_LEAVE_SAME;
365
366	# ifdef ENABLE_TRANSPARENCY
367	if (tr_flags)
368	background = pixmap2ximage (asv, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, 100);
369
370	if (tr_flags & BG_NEEDS_TINT)
371	{
372	ShadingInfo as_shade;
373	as_shade.shading = shade;
374
375	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
376	if (bg_flags & BG_TINT_SET)
377	tint.get (c);
378	as_shade.tintColor.red = c.r;
379	as_shade.tintColor.green = c.g;
380	as_shade.tintColor.blue = c.b;
381
382	background_tint = shading2tint32 (&as_shade);
383	}
384
385	if ((tr_flags & BG_NEEDS_BLUR) && background != NULL)
386	{
387	ASImage *tmp = blur_asimage_gauss (asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
388	ASA_XImage,
389	100, ASIMAGE_QUALITY_DEFAULT);
390	if (tmp)
391	{
392	destroy_asimage (&background);
393	background = tmp;
394	}
395	}
396	# endif
397
398	ASImage *result = 0;
399
400	int target_width = szHint.width;
401	int target_height = szHint.height;
402	int new_pmap_width = target_width;
403	int new_pmap_height = target_height;
404
405	int x = 0;
406	int y = 0;
407	int w = 0;
408	int h = 0;
409
410	if (original_asim)
411	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
412
413	if (!original_asim
414	\|\| (!(bg_flags & BG_ROOT_ALIGN)
415	&& (x >= target_width
416	\|\| y >= target_height
417	\|\| x + w <= 0
418	\|\| y + h <= 0)))
419	{
420	if (background)
421	{
422	new_pmap_width = background->width;
423	new_pmap_height = background->height;
424	result = background;
425
426	if (background_tint != TINT_LEAVE_SAME)
427	{
428	ASImage *tmp = tile_asimage (asv, background, 0, 0,
429	target_width, target_height, background_tint,
430	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
431	if (tmp)
432	result = tmp;
433	}
434	}
435	else
436	new_pmap_width = new_pmap_height = 0;
437	}
438	else	340	else
439	{	341	bg_flags &= ~BG_IS_SIZE_SENSITIVE;
440	result = original_asim;
441
442	if (w != original_asim->width
443	\|\| h != original_asim->height)
444	{
445	result = scale_asimage (asv, original_asim,
446	w, h,
447	ASA_XImage,
448	100, ASIMAGE_QUALITY_DEFAULT);
449	}
450
451	if (background == NULL)
452	{
453	if (bg_flags & BG_TILE)
454	{
455	/* if tiling - pixmap has to be sized exactly as the image,
456	but there is no need to make it bigger than the window! */
457	new_pmap_width = min (result->width, target_width);
458	new_pmap_height = min (result->height, target_height);
459
460	/* we also need to tile our image in both directions */
461	ASImage *tmp = tile_asimage (asv, result,
462	(int)result->width - x,
463	(int)result->height - y,
464	new_pmap_width,
465	new_pmap_height,
466	TINT_LEAVE_SAME, ASA_XImage,
467	100, ASIMAGE_QUALITY_DEFAULT);
468	if (tmp)
469	{
470	if (result != original_asim)
471	destroy_asimage (&result);
472
473	result = tmp;
474	}
475	}
476	}
477	else
478	{
479	/* if blending background and image - pixmap has to be sized same as target window */
480	ASImageLayer *layers = create_image_layers (2);
481
482	layers[0].im = background;
483	layers[0].clip_width = target_width;
484	layers[0].clip_height = target_height;
485	layers[0].tint = background_tint;
486	layers[1].im = result;
487
488	if (bg_flags & BG_TILE)
489	{
490	/* tile horizontally */
491	while (x > 0) x -= (int)result->width;
492	layers[1].dst_x = x;
493	layers[1].clip_width = result->width+target_width;
494	}
495	else
496	{
497	/* clip horizontally */
498	layers[1].dst_x = x;
499	layers[1].clip_width = result->width;
500	}
501
502	if (bg_flags & BG_TILE)
503	{
504	while (y > 0) y -= (int)result->height;
505	layers[1].dst_y = y;
506	layers[1].clip_height = result->height + target_height;
507	}
508	else
509	{
510	layers[1].dst_y = y;
511	layers[1].clip_height = result->height;
512	}
513
514	if (rs[Rs_blendtype])
515	{
516	layers[1].merge_scanlines = blend_scanlines_name2func (rs[Rs_blendtype]);
517	if (layers[1].merge_scanlines == NULL)
518	layers[1].merge_scanlines = alphablend_scanlines;
519	}
520
521	ASImage *tmp = merge_layers (asv, layers, 2, target_width, target_height,
522	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
523
524	if (tmp)
525	{
526	if (result != original_asim)
527	destroy_asimage (&result);
528
529	result = tmp;
530	}
531
532	free (layers);
533	}
534	}
535
536	bool ret = false;
537
538	if (result)
539	{
540	XGCValues gcv;
541	GC gc;
542
543	/* create Pixmap */
544	if (bg_pixmap == None
545	\|\| bg_pmap_width != new_pmap_width
546	\|\| bg_pmap_height != new_pmap_height)
547	{
548	if (bg_pixmap)
549	XFreePixmap (dpy, bg_pixmap);
550	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
551	bg_pmap_width = new_pmap_width;
552	bg_pmap_height = new_pmap_height;
553	}
554	/* fill with background color (if result's not completely overlapping it) */
555	gcv.foreground = pix_colors[Color_bg];
556	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
557
558	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
559	int dst_width = result->width, dst_height = result->height;
560	if (background == NULL)
561	{
562	if (!(bg_flags & BG_TILE))
563	{
564	src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );
565	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
566	}
567
568	if (dst_x > 0 \|\| dst_y > 0
569	\|\| dst_x + dst_width < new_pmap_width
570	\|\| dst_y + dst_height < new_pmap_height)
571	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
572	}
573
574	/* put result on pixmap */
575	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
576	asimage2drawable (asv, bg_pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);
577
578	if (result != background && result != original_asim)
579	destroy_asimage (&result);
580
581	XFreeGC (dpy, gc);
582
583	ret = true;
584	}
585
586	if (background)
587	destroy_asimage (&background);
588
589	return ret;
590	}	342	}
591	# endif /* HAVE_AFTERIMAGE */
592		343
593	# ifdef HAVE_PIXBUF	344	# ifdef HAVE_PIXBUF
594	bool	345	bool
595	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,	346	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
596	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,
597	unsigned int width, unsigned int height)	348	unsigned int width, unsigned int height)
598	{	349	{
599	XImage *ximage;	350	XImage *ximage;
600	char data, line;	351	char *line;
601	int bytes_per_pixel;
602	int width_r, width_g, width_b;	352	int width_r, width_g, width_b, width_a;
603	int sh_r, sh_g, sh_b;	353	int sh_r, sh_g, sh_b, sh_a;
		354	uint32_t alpha_mask;
604	int rowstride;	355	int rowstride;
605	int channels;	356	int channels;
606	unsigned char *row;	357	unsigned char *row;
607		358
608	if (visual->c_class != TrueColor)	359	if (visual->c_class != TrueColor)
609	return false;	360	return false;
610		361
611	if (depth == 24 \|\| depth == 32)	362	#if XRENDER
612	bytes_per_pixel = 4;	363	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
613	else if (depth == 15 \|\| depth == 16)	364	if (format)
614	bytes_per_pixel = 2;	365	alpha_mask = (uint32_t)format->direct.alphaMask << format->direct.alpha;
615	else	366	else
616	return false;	367	#endif
		368	alpha_mask = 0;
617		369
618	width_r = ecb_popcount32 (visual->red_mask);	370	width_r = ecb_popcount32 (visual->red_mask);
619	width_g = ecb_popcount32 (visual->green_mask);	371	width_g = ecb_popcount32 (visual->green_mask);
620	width_b = ecb_popcount32 (visual->blue_mask);	372	width_b = ecb_popcount32 (visual->blue_mask);
		373	width_a = ecb_popcount32 (alpha_mask);
621		374
622	if (width_r > 8 \|\| width_g > 8 \|\| width_b > 8)	375	if (width_r > 8 \|\| width_g > 8 \|\| width_b > 8 \|\| width_a > 8)
623	return false;	376	return false;
624		377
625	sh_r = ecb_ctz32 (visual->red_mask);	378	sh_r = ecb_ctz32 (visual->red_mask);
626	sh_g = ecb_ctz32 (visual->green_mask);	379	sh_g = ecb_ctz32 (visual->green_mask);
627	sh_b = ecb_ctz32 (visual->blue_mask);	380	sh_b = ecb_ctz32 (visual->blue_mask);
		381	sh_a = ecb_ctz32 (alpha_mask);
628		382
629	if (width > INT_MAX / height / bytes_per_pixel)	383	if (width > 32767 \|\| height > 32767)
630	return false;	384	return false;
631		385
632	data = (char )malloc (width height * bytes_per_pixel);	386	ximage = XCreateImage (dpy, visual, depth, ZPixmap, 0, 0,
633	if (!data)	387	width, height, 32, 0);
		388	if (!ximage)
634	return false;	389	return false;
635		390
636	ximage = XCreateImage (dpy, visual, depth, ZPixmap, 0, data,	391	if (height > INT_MAX / ximage->bytes_per_line
637	width, height, bytes_per_pixel * 8, 0);	392	\|\| !(ximage->data = (char )malloc (height ximage->bytes_per_line)))
638	if (!ximage)
639	{	393	{
640	free (data);	394	XDestroyImage (ximage);
641	return false;	395	return false;
642	}	396	}
643		397
644	ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;	398	ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
645		399
646	rowstride = gdk_pixbuf_get_rowstride (pixbuf);	400	rowstride = gdk_pixbuf_get_rowstride (pixbuf);
647	channels = gdk_pixbuf_get_n_channels (pixbuf);	401	channels = gdk_pixbuf_get_n_channels (pixbuf);
648	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;
649	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	}
650		414
651	for (int y = 0; y < height; y++)	415	for (int y = 0; y < height; y++)
652	{	416	{
653	for (int x = 0; x < width; x++)	417	for (int x = 0; x < width; x++)
654	{	418	{
655	unsigned char pixel = row + x channels;	419	unsigned char pixel = row + x channels;
656	uint32_t value;	420	uint32_t value;
		421	unsigned char r, g, b, a;
657		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
658	value = ((pixel[0] >> (8 - width_r)) << sh_r)	438	value = ((r >> (8 - width_r)) << sh_r)
659	\| ((pixel[1] >> (8 - width_g)) << sh_g)	439	\| ((g >> (8 - width_g)) << sh_g)
660	\| ((pixel[2] >> (8 - width_b)) << sh_b);	440	\| ((b >> (8 - width_b)) << sh_b)
		441	\| ((a >> (8 - width_a)) << sh_a);
661		442
662	if (bytes_per_pixel == 4)	443	if (ximage->bits_per_pixel == 32)
663	((uint32_t *)line)[x] = value;	444	((uint32_t *)line)[x] = value;
664	else	445	else
665	((uint16_t *)line)[x] = value;	446	XPutPixel (ximage, x, y, value);
666	}	447	}
667		448
668	row += rowstride;	449	row += rowstride;
669	line += ximage->bytes_per_line;	450	line += ximage->bytes_per_line;
670	}	451	}
…		…
673	XDestroyImage (ximage);	454	XDestroyImage (ximage);
674	return true;	455	return true;
675	}	456	}
676		457
677	bool	458	bool
678	rxvt_term::render_image (unsigned long tr_flags)	459	rxvt_term::render_image (bool transparent)
679	{	460	{
680	if (!pixbuf)	461	if (!pixbuf)
681	return false;	462	return false;
682		463
683	if (tr_flags	464	if (transparent
684	&& !(bg_flags & BG_HAS_RENDER))	465	&& !(bg_flags & BG_HAS_RENDER))
685	return false;	466	return false;
686		467
687	GdkPixbuf *result;	468	GdkPixbuf *result;
688		469
…		…
728	Pixmap root_pmap;	509	Pixmap root_pmap;
729		510
730	image_width = gdk_pixbuf_get_width (result);	511	image_width = gdk_pixbuf_get_width (result);
731	image_height = gdk_pixbuf_get_height (result);	512	image_height = gdk_pixbuf_get_height (result);
732		513
733	if (tr_flags)	514	if (transparent)
734	{	515	{
735	root_pmap = bg_pixmap;	516	root_pmap = bg_pixmap;
736	bg_pixmap = None;	517	bg_pixmap = None;
737	}	518	}
738	else	519	else
…		…
796	dst_x, dst_y,	577	dst_x, dst_y,
797	dst_width, dst_height);	578	dst_width, dst_height);
798	}	579	}
799		580
800	#if XRENDER	581	#if XRENDER
801	if (tr_flags)	582	if (transparent)
802	{	583	{
803	XRenderPictureAttributes pa;
804
805	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, visual);	584	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		585
806	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);	586	Picture src = XRenderCreatePicture (dpy, root_pmap, format, 0, 0);
807		587
808	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
809	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, dst_format, 0, &pa);	588	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, format, 0, 0);
810		589
811	pa.repeat = True;	590	Picture mask = create_xrender_mask (dpy, vt, False, False);
812	Pixmap mask_pmap = XCreatePixmap (dpy, vt, 1, 1, 8);
813	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
814	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
815	XFreePixmap (dpy, mask_pmap);
816		591
817	XRenderColor mask_c;	592	XRenderColor mask_c;
818		593
819	mask_c.alpha = 0x8000;	594	mask_c.alpha = 0x8000;
820	mask_c.red = 0;	595	mask_c.red =
821	mask_c.green = 0;	596	mask_c.green =
822	mask_c.blue = 0;	597	mask_c.blue = 0;
823	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);	598	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
		599
824	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);
825		601
826	XRenderFreePicture (dpy, src);	602	XRenderFreePicture (dpy, src);
827	XRenderFreePicture (dpy, dst);	603	XRenderFreePicture (dpy, dst);
828	XRenderFreePicture (dpy, mask);	604	XRenderFreePicture (dpy, mask);
…		…
835	}	611	}
836		612
837	if (result != pixbuf)	613	if (result != pixbuf)
838	g_object_unref (result);	614	g_object_unref (result);
839		615
840	if (tr_flags)	616	if (transparent)
841	XFreePixmap (dpy, root_pmap);	617	XFreePixmap (dpy, root_pmap);
842		618
843	return ret;	619	return ret;
844	}	620	}
845	# endif /* HAVE_PIXBUF */	621	# endif /* HAVE_PIXBUF */
…		…
860	memcpy (f, file, len);	636	memcpy (f, file, len);
861	f[len] = '\0';	637	f[len] = '\0';
862	file = f;	638	file = f;
863	}	639	}
864		640
865	# ifdef HAVE_AFTERIMAGE
866	if (!asimman)
867	asimman = create_generic_imageman (rs[Rs_path]);
868	ASImage *image = get_asimage (asimman, file, 0xFFFFFFFF, 100);
869	if (image)
870	{
871	if (original_asim)
872	safe_asimage_destroy (original_asim);
873	original_asim = image;
874	bg_flags \|= BG_IS_FROM_FILE \| BG_CLIENT_RENDER;
875	ret = true;
876	}
877	# endif
878
879	# ifdef HAVE_PIXBUF	641	# ifdef HAVE_PIXBUF
880	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);	642	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
881	if (image)	643	if (image)
882	{	644	{
883	if (pixbuf)	645	if (pixbuf)
…		…
940	{	702	{
941	changed = true;	703	changed = true;
942	v_blurRadius = vr;	704	v_blurRadius = vr;
943	}	705	}
944		706
945	if (v_blurRadius == 0 && h_blurRadius == 0)	707	if (h_blurRadius && v_blurRadius)
		708	bg_flags \|= BG_NEEDS_BLUR;
		709	else
946	bg_flags &= ~BG_NEEDS_BLUR;	710	bg_flags &= ~BG_NEEDS_BLUR;
947	else
948	bg_flags \|= BG_NEEDS_BLUR;
949		711
950	return changed;	712	return changed;
951	}	713	}
952		714
953	void	715	void
954	rxvt_term::set_tint_shade_flags ()	716	rxvt_term::set_tint_shade_flags ()
955	{	717	{
956	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	718	if (shade != 100 \|\| (bg_flags & BG_TINT_SET))
957	bool has_shade = shade != 100;	719	bg_flags \|= BG_NEEDS_TINT;
		720	else
		721	bg_flags &= ~BG_NEEDS_TINT;
		722	}
958		723
		724	bool
		725	rxvt_term::bg_set_tint (rxvt_color &new_tint)
		726	{
		727	if (!(bg_flags & BG_TINT_SET) \|\| tint != new_tint)
		728	{
		729	tint = new_tint;
959	bg_flags &= ~BG_TINT_FLAGS;	730	bg_flags \|= BG_TINT_SET;
960		731
961	if (bg_flags & BG_TINT_SET)	732	rgba c;
962	{
963	tint.get (c);	733	tint.get (c);
964	if (!has_shade
965	&& (c.r <= 0x00ff \|\| c.r >= 0xff00)	734	if ((c.r <= 0x00ff \|\| c.r >= 0xff00)
966	&& (c.g <= 0x00ff \|\| c.g >= 0xff00)	735	&& (c.g <= 0x00ff \|\| c.g >= 0xff00)
967	&& (c.b <= 0x00ff \|\| c.b >= 0xff00))	736	&& (c.b <= 0x00ff \|\| c.b >= 0xff00))
968	bg_flags \|= BG_TINT_BITAND;	737	bg_flags \|= BG_TINT_BITAND;
969	}	738	else
970
971	if (has_shade \|\| (bg_flags & BG_TINT_SET))
972	bg_flags \|= BG_NEEDS_TINT;
973	}
974
975	bool
976	rxvt_term::bg_set_tint (rxvt_color &new_tint)
977	{
978	if (!(bg_flags & BG_TINT_SET) \|\| tint != new_tint)
979	{
980	tint = new_tint;
981	bg_flags \|= BG_TINT_SET;	739	bg_flags &= ~BG_TINT_BITAND;
		740
982	set_tint_shade_flags ();	741	set_tint_shade_flags ();
983	return true;	742	return true;
984	}	743	}
985		744
986	return false;	745	return false;
987	}	746	}
988		747
989	bool	748	bool
990	rxvt_term::bg_set_shade (const char *shade_str)	749	rxvt_term::bg_set_shade (const char *shade_str)
991	{	750	{
992	int new_shade = (shade_str) ? atoi (shade_str) : 100;	751	int new_shade = atoi (shade_str);
993		752
994	clamp_it (new_shade, -100, 200);	753	clamp_it (new_shade, -100, 200);
995	if (new_shade < 0)	754	if (new_shade < 0)
996	new_shade = 200 - (100 + new_shade);	755	new_shade = 200 - (100 + new_shade);
997		756
…		…
1027	params[i+2] = XDoubleToFixed (kernel[i] / sum);	786	params[i+2] = XDoubleToFixed (kernel[i] / sum);
1028	}	787	}
1029	#endif	788	#endif
1030		789
1031	bool	790	bool
1032	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)
1033	{	792	{
1034	bool ret = false;	793	bool ret = false;
1035	#if XRENDER	794	#if XRENDER
		795	if (!(bg_flags & BG_HAS_RENDER_CONV))
		796	return false;
		797
1036	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;	798	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
1037	double kernel = (double )malloc (size * sizeof (double));	799	double kernel = (double )malloc (size * sizeof (double));
1038	XFixed params = (XFixed )malloc ((size + 2) * sizeof (XFixed));	800	XFixed params = (XFixed )malloc ((size + 2) * sizeof (XFixed));
1039		801
1040	XRenderPictureAttributes pa;	802	XRenderPictureAttributes pa;
1041	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	803	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1042		804
		805	pa.repeat = RepeatPad;
1043	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);
1044	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	808	Picture dst = XRenderCreatePicture (dpy, tmp, format, CPRepeat, &pa);
		809	XFreePixmap (dpy, tmp);
1045		810
1046	if (kernel && params)	811	if (kernel && params)
1047	{	812	{
1048	if (h_blurRadius)
1049	{
1050	size = h_blurRadius * 2 + 1;	813	size = h_blurRadius * 2 + 1;
1051	get_gaussian_kernel (h_blurRadius, size, kernel, params);	814	get_gaussian_kernel (h_blurRadius, size, kernel, params);
1052		815
1053	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);	816	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1054	XRenderComposite (dpy,	817	XRenderComposite (dpy,
1055	PictOpSrc,	818	PictOpSrc,
1056	src,	819	src,
1057	None,	820	None,
1058	dst,	821	dst,
1059	0, 0,	822	0, 0,
1060	0, 0,	823	0, 0,
1061	0, 0,	824	0, 0,
1062	width, height);	825	width, height);
1063	}
1064		826
1065	if (v_blurRadius)	827	::swap (src, dst);
1066	{	828
1067	size = v_blurRadius * 2 + 1;	829	size = v_blurRadius * 2 + 1;
1068	get_gaussian_kernel (v_blurRadius, size, kernel, params);	830	get_gaussian_kernel (v_blurRadius, size, kernel, params);
1069	::swap (params[0], params[1]);	831	::swap (params[0], params[1]);
1070		832
1071	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);	833	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1072	XRenderComposite (dpy,	834	XRenderComposite (dpy,
1073	PictOpSrc,	835	PictOpSrc,
1074	src,	836	src,
1075	None,	837	None,
1076	dst,	838	dst,
1077	0, 0,	839	0, 0,
1078	0, 0,	840	0, 0,
1079	0, 0,	841	0, 0,
1080	width, height);	842	width, height);
1081	}
1082		843
1083	ret = true;	844	ret = true;
1084	}	845	}
1085		846
1086	free (kernel);	847	free (kernel);
…		…
1094	bool	855	bool
1095	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)
1096	{	857	{
1097	bool ret = false;	858	bool ret = false;
1098		859
1099	if (bg_flags & BG_TINT_BITAND)	860	if (shade == 100 && (bg_flags & BG_TINT_BITAND))
1100	{	861	{
1101	XGCValues gcv;	862	XGCValues gcv;
1102	GC gc;	863	GC gc;
1103		864
1104	/* In this case we can tint image server-side getting significant	865	/* In this case we can tint image server-side getting significant
…		…
1113	XFillRectangle (dpy, pixmap, gc, 0, 0, width, height);	874	XFillRectangle (dpy, pixmap, gc, 0, 0, width, height);
1114	ret = true;	875	ret = true;
1115	XFreeGC (dpy, gc);	876	XFreeGC (dpy, gc);
1116	}	877	}
1117	}	878	}
1118	else
1119	{
1120	# if XRENDER	879	# if XRENDER
		880	else if (bg_flags & BG_HAS_RENDER)
		881	{
1121	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);	882	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1122		883
1123	if (bg_flags & BG_TINT_SET)	884	if (bg_flags & BG_TINT_SET)
1124	tint.get (c);	885	tint.get (c);
1125		886
…		…
1134	c.r = c.r * (200 - shade) / 100;	895	c.r = c.r * (200 - shade) / 100;
1135	c.g = c.g * (200 - shade) / 100;	896	c.g = c.g * (200 - shade) / 100;
1136	c.b = c.b * (200 - shade) / 100;	897	c.b = c.b * (200 - shade) / 100;
1137	}	898	}
1138		899
1139	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
1140	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	900	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1141	XRenderPictureAttributes pa;
1142		901
1143	Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	902	Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, 0);
1144		903
1145	pa.repeat = True;	904	Picture overlay_pic = create_xrender_mask (dpy, pixmap, True, False);
1146		905
1147	Pixmap overlay_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);	906	Picture mask_pic = create_xrender_mask (dpy, pixmap, True, True);
1148	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1149	XFreePixmap (dpy, overlay_pmap);
1150
1151	pa.component_alpha = True;
1152	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
1153	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat \| CPComponentAlpha, &pa);
1154	XFreePixmap (dpy, mask_pmap);
1155		907
1156	XRenderColor mask_c;	908	XRenderColor mask_c;
1157		909
1158	mask_c.alpha = 0xffff;	910	mask_c.alpha = 0xffff;
1159	mask_c.red =	911	mask_c.red =
…		…
1164	mask_c.alpha = 0;	916	mask_c.alpha = 0;
1165	mask_c.red = 0xffff - c.r;	917	mask_c.red = 0xffff - c.r;
1166	mask_c.green = 0xffff - c.g;	918	mask_c.green = 0xffff - c.g;
1167	mask_c.blue = 0xffff - c.b;	919	mask_c.blue = 0xffff - c.b;
1168	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);	920	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
		921
1169	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);
1170		923
1171	if (shade > 100)	924	if (shade > 100)
1172	{	925	{
1173	mask_c.red = mask_c.green = mask_c.blue = 0xffff * (shade - 100) / 100;
1174	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;
1175	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);	930	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1176		931
1177	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);
1178	}	933	}
1179		934
1180	ret = true;	935	ret = true;
1181		936
1182	XRenderFreePicture (dpy, mask_pic);	937	XRenderFreePicture (dpy, mask_pic);
1183	XRenderFreePicture (dpy, overlay_pic);	938	XRenderFreePicture (dpy, overlay_pic);
1184	XRenderFreePicture (dpy, back_pic);	939	XRenderFreePicture (dpy, back_pic);
		940	}
1185	# endif	941	# endif
1186	}
1187		942
1188	return ret;	943	return ret;
1189	}	944	}
1190		945
1191	/*	946	/*
1192	* 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
1193	* 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
1194	* our window.	949	* our window.
1195	*/	950	*/
1196	unsigned long	951	bool
1197	rxvt_term::make_transparency_pixmap ()	952	rxvt_term::make_transparency_pixmap ()
1198	{	953	{
1199	unsigned long result = 0;	954	bool ret = false;
1200		955
1201	/* 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
1202	* be always up-to-date, so let's use it :	957	* be always up-to-date, so let's use it :
1203	*/	958	*/
1204	int screen = display->screen;	959	int screen = display->screen;
…		…
1242	#if XRENDER	997	#if XRENDER
1243	if (bg_flags & BG_HAS_RENDER)	998	if (bg_flags & BG_HAS_RENDER)
1244	{	999	{
1245	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);
1246		1001
1247	XRenderPictureAttributes pa;
1248
1249	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));	1002	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
1250	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);	1003	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, 0);
1251		1004
1252	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);	1005	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
1253	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);	1006	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, 0);
1254		1007
1255	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);
1256		1009
1257	XRenderFreePicture (dpy, src);	1010	XRenderFreePicture (dpy, src);
1258	XRenderFreePicture (dpy, dst);	1011	XRenderFreePicture (dpy, dst);
…		…
1275	bg_pmap_width = window_width;	1028	bg_pmap_width = window_width;
1276	bg_pmap_height = window_height;	1029	bg_pmap_height = window_height;
1277	}	1030	}
1278		1031
1279	/* straightforward pixmap copy */	1032	/* straightforward pixmap copy */
1280	while (sx < 0) sx += root_width;	1033	while (sx < 0) sx += root_pmap_width;
1281	while (sy < 0) sy += root_height;	1034	while (sy < 0) sy += root_pmap_height;
1282		1035
1283	gcv.tile = recoded_root_pmap;	1036	gcv.tile = recoded_root_pmap;
1284	gcv.fill_style = FillTiled;	1037	gcv.fill_style = FillTiled;
1285	gcv.ts_x_origin = -sx;	1038	gcv.ts_x_origin = -sx;
1286	gcv.ts_y_origin = -sy;	1039	gcv.ts_y_origin = -sy;
1287	gc = XCreateGC (dpy, vt, GCFillStyle \| GCTile \| GCTileStipXOrigin \| GCTileStipYOrigin, &gcv);	1040	gc = XCreateGC (dpy, vt, GCFillStyle \| GCTile \| GCTileStipXOrigin \| GCTileStipYOrigin, &gcv);
1288		1041
1289	if (gc)	1042	if (gc)
1290	{	1043	{
1291	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);	1044	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);
1292	result \|= BG_IS_VALID \| (bg_flags & BG_EFFECTS_FLAGS);	1045	ret = true;
		1046	unsigned long tr_flags = bg_flags & BG_EFFECTS_FLAGS;
		1047
		1048	if (!(bg_flags & BG_CLIENT_RENDER))
		1049	{
		1050	if (bg_flags & BG_NEEDS_BLUR)
		1051	{
		1052	if (blur_pixmap (bg_pixmap, visual, window_width, window_height, depth))
		1053	tr_flags &= ~BG_NEEDS_BLUR;
		1054	}
		1055	if (bg_flags & BG_NEEDS_TINT)
		1056	{
		1057	if (tint_pixmap (bg_pixmap, visual, window_width, window_height))
		1058	tr_flags &= ~BG_NEEDS_TINT;
		1059	}
		1060	if (tr_flags & BG_NEEDS_TINT)
		1061	{
		1062	XImage *ximage = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
		1063	if (ximage)
		1064	{
		1065	/* our own client-side tinting */
		1066	tint_ximage (DefaultVisual (dpy, display->screen), ximage);
		1067
		1068	XPutImage (dpy, bg_pixmap, gc, ximage, 0, 0, 0, 0, ximage->width, ximage->height);
		1069	XDestroyImage (ximage);
		1070	}
		1071	}
		1072	} /* server side rendering completed */
		1073
1293	XFreeGC (dpy, gc);	1074	XFreeGC (dpy, gc);
1294
1295	if (!(bg_flags & BG_CLIENT_RENDER))
1296	{
1297	if ((bg_flags & BG_NEEDS_BLUR)
1298	&& (bg_flags & BG_HAS_RENDER_CONV))
1299	{
1300	if (blur_pixmap (bg_pixmap, visual, window_width, window_height))
1301	result &= ~BG_NEEDS_BLUR;
1302	}
1303	if ((bg_flags & BG_NEEDS_TINT)
1304	&& (bg_flags & (BG_TINT_BITAND \| BG_HAS_RENDER)))
1305	{
1306	if (tint_pixmap (bg_pixmap, visual, window_width, window_height))
1307	result &= ~BG_NEEDS_TINT;
1308	}
1309	} /* server side rendering completed */
1310	}	1075	}
1311		1076
1312	if (recoded_root_pmap != root_pixmap)	1077	if (recoded_root_pmap != root_pixmap)
1313	XFreePixmap (dpy, recoded_root_pmap);	1078	XFreePixmap (dpy, recoded_root_pmap);
1314		1079
1315	return result;	1080	return ret;
1316	}	1081	}
1317		1082
1318	void	1083	void
1319	rxvt_term::bg_set_root_pixmap ()	1084	rxvt_term::bg_set_root_pixmap ()
1320	{	1085	{
…		…
1324		1089
1325	root_pixmap = new_root_pixmap;	1090	root_pixmap = new_root_pixmap;
1326	}	1091	}
1327	# endif /* ENABLE_TRANSPARENCY */	1092	# endif /* ENABLE_TRANSPARENCY */
1328		1093
1329	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1330	static void shade_ximage (Visual visual, XImage ximage, int shade, const rgba &c);
1331	# endif
1332
1333	bool	1094	bool
1334	rxvt_term::bg_render ()	1095	rxvt_term::bg_render ()
1335	{	1096	{
1336	unsigned long tr_flags = 0;	1097	bool transparent = false;
1337		1098
1338	bg_invalidate ();	1099	bg_invalidate ();
1339	# ifdef ENABLE_TRANSPARENCY	1100	# ifdef ENABLE_TRANSPARENCY
1340	if (bg_flags & BG_IS_TRANSPARENT)	1101	if (bg_flags & BG_IS_TRANSPARENT)
1341	{	1102	{
1342	/* we need to re-generate transparency pixmap in that case ! */	1103	/* we need to re-generate transparency pixmap in that case ! */
1343	tr_flags = make_transparency_pixmap ();	1104	transparent = make_transparency_pixmap ();
1344	if (tr_flags == 0)	1105	if (transparent)
1345	return false;
1346	bg_flags \|= BG_IS_VALID;	1106	bg_flags \|= BG_IS_VALID;
1347	}	1107	}
1348	# endif	1108	# endif
1349		1109
1350	# ifdef BG_IMAGE_FROM_FILE	1110	# ifdef BG_IMAGE_FROM_FILE
1351	if ((bg_flags & BG_IS_FROM_FILE)	1111	if (bg_flags & BG_IS_FROM_FILE)
1352	\|\| (tr_flags & BG_EFFECTS_FLAGS))
1353	{	1112	{
1354	if (render_image (tr_flags))	1113	if (render_image (transparent))
1355	bg_flags \|= BG_IS_VALID;	1114	bg_flags \|= BG_IS_VALID;
1356	}
1357	# endif
1358
1359	# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1360	XImage *result = NULL;
1361
1362	if (tr_flags & BG_NEEDS_TINT)
1363	{
1364	result = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
1365	}
1366
1367	if (result)
1368	{
1369	/* our own client-side tinting */
1370	//if (tr_flags & BG_NEEDS_TINT)
1371	if (1)
1372	{
1373	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1374	if (bg_flags & BG_TINT_SET)
1375	tint.get (c);
1376	shade_ximage (DefaultVisual (dpy, display->screen), result, shade, c);
1377	}
1378
1379	GC gc = XCreateGC (dpy, vt, 0UL, NULL);
1380
1381	if (gc)
1382	{
1383	XPutImage (dpy, bg_pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1384
1385	XFreeGC (dpy, gc);
1386	}
1387
1388	XDestroyImage (result);
1389	}	1115	}
1390	# endif	1116	# endif
1391		1117
1392	if (!(bg_flags & BG_IS_VALID))	1118	if (!(bg_flags & BG_IS_VALID))
1393	{	1119	{
…		…
1430	#endif	1156	#endif
1431	}	1157	}
1432		1158
1433	#endif /* HAVE_BG_PIXMAP */	1159	#endif /* HAVE_BG_PIXMAP */
1434		1160
1435	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)	1161	#ifdef ENABLE_TRANSPARENCY
1436	/* based on code from aterm-0.4.2 */	1162	/* based on code from aterm-0.4.2 */
1437		1163
1438	static void	1164	static inline void
1439	shade_ximage (Visual visual, XImage ximage, int shade, const rgba &c)	1165	fill_lut (uint32_t *lookup, uint32_t mask, int sh, unsigned short low, unsigned short high)
1440	{	1166	{
		1167	for (int i = 0; i <= mask >> sh; i++)
		1168	{
		1169	uint32_t tmp;
		1170	tmp = i * high;
		1171	tmp += (mask >> sh) * low;
		1172	lookup[i] = (tmp / 0xffff) << sh;
		1173	}
		1174	}
		1175
		1176	void
		1177	rxvt_term::tint_ximage (Visual visual, XImage ximage)
		1178	{
		1179	unsigned int size_r, size_g, size_b;
1441	int sh_r, sh_g, sh_b;	1180	int sh_r, sh_g, sh_b;
1442	uint32_t mask_r, mask_g, mask_b;	1181	uint32_t mask_r, mask_g, mask_b;
1443	uint32_t lookup, lookup_r, lookup_g, lookup_b;	1182	uint32_t lookup, lookup_r, lookup_g, lookup_b;
1444	rgba low;	1183	unsigned short low;
1445	rgba high;
1446	int i;
1447	int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;	1184	int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
1448		1185
1449	if (visual->c_class != TrueColor \|\| ximage->format != ZPixmap) return;	1186	if (visual->c_class != TrueColor \|\| ximage->format != ZPixmap) return;
1450		1187
1451	/* for convenience */	1188	/* for convenience */
1452	mask_r = visual->red_mask;	1189	mask_r = visual->red_mask;
1453	mask_g = visual->green_mask;	1190	mask_g = visual->green_mask;
1454	mask_b = visual->blue_mask;	1191	mask_b = visual->blue_mask;
1455		1192
1456	/* boring lookup table pre-initialization */	1193	/* boring lookup table pre-initialization */
1457	switch (ximage->depth)	1194	sh_r = ecb_ctz32 (mask_r);
1458	{	1195	sh_g = ecb_ctz32 (mask_g);
1459	case 15:	1196	sh_b = ecb_ctz32 (mask_b);
1460	if ((mask_r != 0x7c00) \|\|	1197
1461	(mask_g != 0x03e0) \|\|	1198	size_r = mask_r >> sh_r;
1462	(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)
1463	return;	1203	return;
1464	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));
1465	lookup_r = lookup;	1206	lookup_r = lookup;
1466	lookup_g = lookup+32;	1207	lookup_g = lookup + size_r;
1467	lookup_b = lookup+32+32;	1208	lookup_b = lookup + size_r + size_g;
1468	sh_r = 10;	1209
1469	sh_g = 5;	1210	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1470	sh_b = 0;	1211
1471	break;	1212	if (bg_flags & BG_TINT_SET)
1472	case 16:	1213	tint.get (c);
1473	if ((mask_r != 0xf800) \|\|
1474	(mask_g != 0x07e0) \|\|
1475	(mask_b != 0x001f))
1476	return;
1477	lookup = (uint32_t ) malloc (sizeof (uint32_t)(32+64+32));
1478	lookup_r = lookup;
1479	lookup_g = lookup+32;
1480	lookup_b = lookup+32+64;
1481	sh_r = 11;
1482	sh_g = 5;
1483	sh_b = 0;
1484	break;
1485	case 24:
1486	if ((mask_r != 0xff0000) \|\|
1487	(mask_g != 0x00ff00) \|\|
1488	(mask_b != 0x0000ff))
1489	return;
1490	lookup = (uint32_t ) malloc (sizeof (uint32_t)(256+256+256));
1491	lookup_r = lookup;
1492	lookup_g = lookup+256;
1493	lookup_b = lookup+256+256;
1494	sh_r = 16;
1495	sh_g = 8;
1496	sh_b = 0;
1497	break;
1498	case 32:
1499	if ((mask_r != 0xff0000) \|\|
1500	(mask_g != 0x00ff00) \|\|
1501	(mask_b != 0x0000ff))
1502	return;
1503	lookup = (uint32_t ) malloc (sizeof (uint32_t)(256+256+256));
1504	lookup_r = lookup;
1505	lookup_g = lookup+256;
1506	lookup_b = lookup+256+256;
1507	sh_r = 16;
1508	sh_g = 8;
1509	sh_b = 0;
1510	break;
1511	default:
1512	return; /* we do not support this color depth */
1513	}
1514		1214
1515	/* prepare limits for color transformation (each channel is handled separately) */	1215	/* prepare limits for color transformation (each channel is handled separately) */
1516	if (shade > 100)	1216	if (shade > 100)
1517	{	1217	{
1518	shade = 200 - shade;
1519
1520	high.r = c.r * shade / 100;
1521	high.g = c.g * shade / 100;
1522	high.b = c.b * shade / 100;
1523
1524	low.r = 65535 * (100 - shade) / 100;	1218	c.r = c.r * (200 - shade) / 100;
1525	low.g = 65535 * (100 - shade) / 100;	1219	c.g = c.g * (200 - shade) / 100;
1526	low.b = 65535 * (100 - shade) / 100;	1220	c.b = c.b * (200 - shade) / 100;
		1221
		1222	low = 0xffff * (shade - 100) / 100;
1527	}	1223	}
1528	else	1224	else
1529	{	1225	{
1530	high.r = c.r * shade / 100;	1226	c.r = c.r * shade / 100;
1531	high.g = c.g * shade / 100;	1227	c.g = c.g * shade / 100;
1532	high.b = c.b * shade / 100;	1228	c.b = c.b * shade / 100;
1533		1229
1534	low.r = low.g = low.b = 0;	1230	low = 0;
1535	}	1231	}
1536		1232
1537	/* fill our lookup tables */	1233	/* fill our lookup tables */
1538	for (i = 0; i <= mask_r>>sh_r; i++)	1234	fill_lut (lookup_r, mask_r, sh_r, low, c.r);
1539	{	1235	fill_lut (lookup_g, mask_g, sh_g, low, c.g);
1540	uint32_t tmp;	1236	fill_lut (lookup_b, mask_b, sh_b, low, c.b);
1541	tmp = i * high.r;
1542	tmp += (mask_r>>sh_r) * low.r;
1543	lookup_r[i] = (tmp/65535)<<sh_r;
1544	}
1545	for (i = 0; i <= mask_g>>sh_g; i++)
1546	{
1547	uint32_t tmp;
1548	tmp = i * high.g;
1549	tmp += (mask_g>>sh_g) * low.g;
1550	lookup_g[i] = (tmp/65535)<<sh_g;
1551	}
1552	for (i = 0; i <= mask_b>>sh_b; i++)
1553	{
1554	uint32_t tmp;
1555	tmp = i * high.b;
1556	tmp += (mask_b>>sh_b) * low.b;
1557	lookup_b[i] = (tmp/65535)<<sh_b;
1558	}
1559		1237
1560	/* apply table to input image (replacing colors by newly calculated ones) */	1238	/* apply table to input image (replacing colors by newly calculated ones) */
1561	if (ximage->bits_per_pixel == 32	1239	if (ximage->bits_per_pixel == 32
1562	&& (ximage->depth == 24 \|\| ximage->depth == 32)
1563	&& ximage->byte_order == host_byte_order)	1240	&& ximage->byte_order == host_byte_order)
1564	{	1241	{
1565	uint32_t p1, pf, p, pl;	1242	char *line = ximage->data;
1566	p1 = (uint32_t *) ximage->data;
1567	pf = (uint32_t ) (ximage->data + ximage->height ximage->bytes_per_line);
1568		1243
1569	while (p1 < pf)	1244	for (int y = 0; y < ximage->height; y++)
1570	{
1571	p = p1;
1572	pl = p1 + ximage->width;
1573	for (; p < pl; p++)
1574	{	1245	{
1575	p = lookup_r[(p & 0xff0000) >> 16] \|	1246	uint32_t p = (uint32_t )line;
1576	lookup_g[(*p & 0x00ff00) >> 8] \|	1247	for (int x = 0; x < ximage->width; x++)
1577	lookup_b[(*p & 0x0000ff)] \|
1578	(*p & 0xff000000);
1579	}	1248	{
1580	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;
1581	}	1255	}
1582	}	1256	}
1583	else	1257	else
1584	{	1258	{
1585	for (int y = 0; y < ximage->height; y++)	1259	for (int y = 0; y < ximage->height; y++)
…		…
1593	}	1267	}
1594	}	1268	}
1595		1269
1596	free (lookup);	1270	free (lookup);
1597	}	1271	}
1598	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */	1272	#endif /* ENABLE_TRANSPARENCY */

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Comparing rxvt-unicode/src/background.C (file contents): Revision 1.176 by sf-exg, Mon Dec 12 13:56:03 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 1.176 by sf-exg, Mon Dec 12 13:56:03 2011 UTC vs.
Revision 1.210 by sf-exg, Sat May 12 09:43:06 2012 UTC