ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/rxvt-unicode/src/background.C

Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.77 by sf-exg, Tue Oct 12 22:14:04 2010 UTC vs.
Revision 1.135 by sf-exg, Tue Jan 11 11:12:45 2011 UTC

…		…
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	*	4	*
5	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
6	* Copyright (c) 2005-2008 Marc Lehmann <pcg@goof.com>	6	* Copyright (c) 2005-2008 Marc Lehmann <pcg@goof.com>
7	* Copyright (c) 2007 Sasha Vasko <sasha@aftercode.net>	7	* Copyright (c) 2007 Sasha Vasko <sasha@aftercode.net>
		8	* Copyright (c) 2010 Emanuele Giaquinta <e.giaquinta@glauco.it>
8	*	9	*
9	* This program is free software; you can redistribute it and/or modify	10	* This program is free software; you can redistribute it and/or modify
10	* it under the terms of the GNU General Public License as published by	11	* it under the terms of the GNU General Public License as published by
11	* the Free Software Foundation; either version 2 of the License, or	12	* the Free Software Foundation; either version 2 of the License, or
12	* (at your option) any later version.	13	* (at your option) any later version.
…		…
19	* You should have received a copy of the GNU General Public License	20	* You should have received a copy of the GNU General Public License
20	* along with this program; if not, write to the Free Software	21	* along with this program; if not, write to the Free Software
21	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	22	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
22	*---------------------------------------------------------------------*/	23	*---------------------------------------------------------------------*/
23		24
		25	#include <cmath>
24	#include "../config.h" /* NECESSARY */	26	#include "../config.h" /* NECESSARY */
25	#include "rxvt.h" /* NECESSARY */	27	#include "rxvt.h" /* NECESSARY */
		28
		29	#if XRENDER
		30	# include <X11/extensions/Xrender.h>
		31	#endif
		32
		33	#ifndef FilterConvolution
		34	#define FilterConvolution "convolution"
		35	#endif
26		36
27	#define DO_TIMING_TEST 0	37	#define DO_TIMING_TEST 0
28		38
29	#if DO_TIMING_TEST	39	#if DO_TIMING_TEST
30	# include <sys/time.h>	40	# include <sys/time.h>
…		…
56	*	66	*
57	* WxH+X+Y Set scaling to W% by H%, and position to X% by Y%.	67	* WxH+X+Y Set scaling to W% by H%, and position to X% by Y%.
58	* W and H are percentages of the terminal window size.	68	* W and H are percentages of the terminal window size.
59	* X and Y are also percentages; e.g., +50+50 centers	69	* X and Y are also percentages; e.g., +50+50 centers
60	* the image in the window.	70	* the image in the window.
61	* WxH+X Assumes Y == X
62	* WxH Assumes Y == X == 50 (centers the image)
63	* W+X+Y Assumes H == W
64	* W+X Assumes H == W and Y == X
65	* W Assumes H == W and Y == X == 50
66	*
67	* Adjusting position only :
68	* =+X+Y Set position to X% by Y% (absolute).
69	* =+X Set position to X% by X%.
70	* +X+Y Adjust position horizontally X% and vertically Y%
71	* from current position (relative).
72	* +X Adjust position horizontally X% and vertically X%
73	* from current position.
74	*
75	* Adjusting scale only :
76	* Wx0 Multiply horizontal scaling factor by W%
77	* 0xH Multiply vertical scaling factor by H%
78	* 0x0 No scaling (show image at normal size).
79	*	71	*
80	* Pixmap Operations : (should be prepended by a colon)	72	* Pixmap Operations : (should be prepended by a colon)
81	* tile Tile image. Scaling/position modifiers above will affect	73	* tile Tile image. Scaling/position modifiers above will affect
82	* the tile size and origin.	74	* the tile size and origin.
83	* propscale When scaling, scale proportionally. That is, maintain the	75	* propscale When scaling, scale proportionally. That is, maintain the
…		…
111	#endif	103	#endif
112	flags = 0;	104	flags = 0;
113	pixmap = None;	105	pixmap = None;
114	valid_since = invalid_since = 0;	106	valid_since = invalid_since = 0;
115	target = 0;	107	target = 0;
		108	target_x = target_y = 0;
116	}	109	}
117		110
118	void	111	void
119	bgPixmap_t::destroy ()	112	bgPixmap_t::destroy ()
120	{	113	{
…		…
131	if (pixmap && target)	124	if (pixmap && target)
132	XFreePixmap (target->dpy, pixmap);	125	XFreePixmap (target->dpy, pixmap);
133	}	126	}
134		127
135	bool	128	bool
		129	bgPixmap_t::set_position (int x, int y)
		130	{
		131
		132	if (target_x != x
		133	|| target_y != y)
		134	{
		135	target_x = x;
		136	target_y = y;
		137	return true;
		138	}
		139	return false;
		140	}
		141
		142	bool
136	bgPixmap_t::window_size_sensitive ()	143	bgPixmap_t::window_size_sensitive ()
137	{	144	{
138	# ifdef ENABLE_TRANSPARENCY	145	# ifdef ENABLE_TRANSPARENCY
139	if (flags & isTransparent)	146	if (flags & isTransparent)
140	return true;	147	return true;
…		…
165	if (flags & rootAlign)	172	if (flags & rootAlign)
166	return true;	173	return true;
167	}	174	}
168	# endif	175	# endif
169		176
170	return false;
171	};
172
173	bool bgPixmap_t::need_client_side_rendering ()
174	{
175	# ifdef HAVE_AFTERIMAGE
176	if (original_asim)
177	return true;
178	# endif
179	# ifdef ENABLE_TRANSPARENCY
180	if (flags & isTransparent)
181	{
182	# ifdef HAVE_AFTERIMAGE // can't blur without libAI anyways
183	if ((flags & blurNeeded) && !(flags & blurServerSide))
184	return true;
185	# endif
186	if ((flags & tintNeeded) && !(flags & tintServerSide))
187	return true;
188	}
189	# endif
190	return false;	177	return false;
191	}	178	}
192		179
193	# ifdef BG_IMAGE_FROM_FILE	180	# ifdef BG_IMAGE_FROM_FILE
194	static inline bool	181	static inline bool
…		…
231	int diff = window_size - image_size;	218	int diff = window_size - image_size;
232	int smaller = min (image_size, window_size);	219	int smaller = min (image_size, window_size);
233		220
234	if (align >= 0 && align <= 100)	221	if (align >= 0 && align <= 100)
235	return diff * align / 100;	222	return diff * align / 100;
236	else if (align > 100 && align <= 200 )	223	else if (align > 100 && align <= 200)
237	return ((align - 100) * smaller / 100) + window_size - smaller;	224	return ((align - 100) * smaller / 100) + window_size - smaller;
238	else if (align >= -100 && align < 0)	225	else if (align >= -100 && align < 0)
239	return ((align + 100) * smaller / 100) - image_size;	226	return ((align + 100) * smaller / 100) - image_size;
240	return 0;	227	return 0;
241	}	228	}
…		…
257	dst_size = target_size - dst_pos;	244	dst_size = target_size - dst_pos;
258	return src_pos;	245	return src_pos;
259	}	246	}
260		247
261	bool	248	bool
262	bgPixmap_t::set_geometry (const char *geom)	249	bgPixmap_t::set_geometry (const char *geom, bool update)
263	{	250	{
		251	bool changed = false;
264	int geom_flags = 0, changed = 0;	252	int geom_flags = 0;
265	int x = 0, y = 0;	253	int x = 0, y = 0;
266	unsigned int w = 0, h = 0;	254	unsigned int w = 0, h = 0;
267	unsigned int n;	255	unsigned int n;
268	unsigned long new_flags = (flags & (~geometryFlags));	256	unsigned long new_flags = (flags & (~geometryFlags));
269	const char *p;	257	const char *ops;
270	# define MAXLEN_GEOM 256 /* could be longer than regular geometry string */
271		258
272	if (geom == NULL)	259	if (geom == NULL)
273	return false;	260	return false;
274		261
275	char str[MAXLEN_GEOM];	262	char str[256];
276		263
277	while (isspace(*geom)) ++geom;
278	if ((p = strchr (geom, ';')) == NULL)
279	p = strchr (geom, '\0');	264	ops = strchr (geom, ':');
280		265	if (ops == NULL)
		266	n = strlen (geom);
		267	else
281	n = (p - geom);	268	n = ops - geom;
282	if (n < MAXLEN_GEOM)
283	{
284	char *ops;
285	new_flags |= geometrySet;
286		269
		270	if (n >= sizeof (str))
		271	return false;
		272
287	memcpy (str, geom, n);	273	memcpy (str, geom, n);
288	str[n] = '\0';	274	str[n] = '\0';
289	if (str[0] == ':')	275	rxvt_strtrim (str);
290	ops = &str[0];
291	else if (str[0] != 'x' && str[0] != 'X' && isalpha(str[0]))
292	ops = &str[0];
293	else
294	{
295	char *tmp;
296	ops = strchr (str, ':');
297	if (ops != NULL)
298	{
299	for (tmp = ops-1; tmp >= str && isspace(*tmp); --tmp);
300	*(++tmp) = '\0';
301	if (ops == tmp) ++ops;
302	}
303	}
304		276
305	if (ops > str || ops == NULL)	277	if (str[0])
306	{	278	{
307	/* we have geometry string - let's handle it prior to applying ops */	279	/* we have geometry string - let's handle it prior to applying ops */
308	geom_flags = XParseGeometry (str, &x, &y, &w, &h);	280	geom_flags = XParseGeometry (str, &x, &y, &w, &h);
309
310	if ((geom_flags & XValue) && !(geom_flags & YValue))
311	{
312	y = x;
313	geom_flags |= YValue;
314	}
315
316	if (flags & geometrySet)
317	{
318	/* new geometry is an adjustment to the old one ! */
319	if ((geom_flags & WidthValue) && (geom_flags & HeightValue))
320	{
321	if (w == 0 && h != 0)
322	{
323	w = h_scale;
324	h = (v_scale * h) / 100;
325	}
326	else if (h == 0 && w != 0)
327	{
328	w = (h_scale * w) / 100;
329	h = v_scale;
330	}
331	}
332	if (geom_flags & XValue)
333	{
334	if (str[0] != '=')
335	{
336	y += v_align;
337	x += h_align;
338	}
339	}
340	}
341	else /* setting up geometry from scratch */
342	{
343	if (!(geom_flags & XValue))
344	{
345	/* use default geometry - centered */
346	x = y = defaultAlign;
347	}
348	else if (!(geom_flags & YValue))
349	y = x;
350
351	if ((geom_flags & (WidthValue|HeightValue)) == 0)
352	{
353	/* use default geometry - scaled */
354	w = h = defaultScale;
355	}
356	else if (geom_flags & WidthValue)
357	{
358	if (!(geom_flags & HeightValue))
359	h = w;
360	}
361	else
362	w = h;
363	}
364	} /* done parsing geometry string */	281	} /* done parsing geometry string */
365	else if (!(flags & geometrySet))	282
366	{	283	if (!update)
367	/* default geometry - scaled and centered */	284	{
		285	if (!(geom_flags & XValue))
368	x = y = defaultAlign;	286	x = y = defaultAlign;
		287	else if (!(geom_flags & YValue))
		288	y = x;
		289
		290	if (!(geom_flags & (WidthValue|HeightValue)))
369	w = h = defaultScale;	291	w = h = defaultScale;
370	}	292	else if (!(geom_flags & HeightValue))
		293	h = w;
		294	else if (!(geom_flags & WidthValue))
		295	w = h;
371		296
372	if (!(flags & geometrySet))
373	geom_flags |= WidthValue|HeightValue|XValue|YValue;	297	geom_flags |= WidthValue|HeightValue|XValue|YValue;
		298	}
374		299
375	if (ops)	300	if (ops)
376	{	301	{
377	while (*ops)	302	char **arr = rxvt_strsplit (':', ops + 1);
		303
		304	for (int i = 0; arr[i]; i++)
378	{	305	{
379	while (*ops == ':' || isspace(*ops)) ++ops;	306	if (!strcasecmp (arr[i], "tile"))
380
381	# define CHECK_GEOM_OPS(op_str) (strncasecmp (ops, (op_str), sizeof (op_str) - 1) == 0)
382	if (CHECK_GEOM_OPS ("tile"))
383	{	307	{
384	w = h = noScale;	308	w = h = noScale;
385	geom_flags |= WidthValue|HeightValue;	309	geom_flags |= WidthValue|HeightValue;
386	}	310	}
387	else if (CHECK_GEOM_OPS ("propscale"))	311	else if (!strcasecmp (arr[i], "propscale"))
388	{	312	{
389	new_flags |= propScale;	313	new_flags |= propScale;
390	}	314	}
391	else if (CHECK_GEOM_OPS ("hscale"))	315	else if (!strcasecmp (arr[i], "hscale"))
392	{	316	{
393	if (w == 0) w = windowScale;	317	if (w == 0) w = windowScale;
394		318
395	h = noScale;	319	h = noScale;
396	geom_flags |= WidthValue|HeightValue;	320	geom_flags |= WidthValue|HeightValue;
397	}	321	}
398	else if (CHECK_GEOM_OPS ("vscale"))	322	else if (!strcasecmp (arr[i], "vscale"))
399	{	323	{
400	if (h == 0) h = windowScale;	324	if (h == 0) h = windowScale;
401		325
402	w = noScale;	326	w = noScale;
403	geom_flags |= WidthValue|HeightValue;	327	geom_flags |= WidthValue|HeightValue;
404	}	328	}
405	else if (CHECK_GEOM_OPS ("scale"))	329	else if (!strcasecmp (arr[i], "scale"))
406	{	330	{
407	if (h == 0) h = windowScale;	331	if (h == 0) h = windowScale;
408	if (w == 0) w = windowScale;	332	if (w == 0) w = windowScale;
409		333
410	geom_flags |= WidthValue|HeightValue;	334	geom_flags |= WidthValue|HeightValue;
411	}	335	}
412	else if (CHECK_GEOM_OPS ("auto"))	336	else if (!strcasecmp (arr[i], "auto"))
413	{	337	{
414	w = h = windowScale;	338	w = h = windowScale;
415	x = y = centerAlign;	339	x = y = centerAlign;
416	geom_flags |= WidthValue|HeightValue|XValue|YValue;	340	geom_flags |= WidthValue|HeightValue|XValue|YValue;
417	}	341	}
418	else if (CHECK_GEOM_OPS ("root"))	342	else if (!strcasecmp (arr[i], "root"))
419	{	343	{
420	new_flags |= rootAlign;	344	new_flags |= rootAlign;
421	w = h = noScale;	345	w = h = noScale;
422	geom_flags |= WidthValue|HeightValue;	346	geom_flags |= WidthValue|HeightValue;
423	}	347	}
424	# undef CHECK_GEOM_OPS
425
426	while (*ops != ':' && *ops != '\0') ++ops;
427	} /* done parsing ops */	348	} /* done parsing ops */
428	}
429		349
		350	rxvt_free_strsplit (arr);
		351	}
		352
430	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) ++changed;	353	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;
431	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) ++changed;	354	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;
432	if (check_set_align_value (geom_flags, XValue, h_align, x)) ++changed;	355	if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;
433	if (check_set_align_value (geom_flags, YValue, v_align, y)) ++changed;	356	if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
434	}
435		357
436	if (new_flags != flags)	358	if (new_flags != flags)
437	{	359	{
438	flags = new_flags;	360	flags = new_flags;
439	changed++;	361	changed = true;
440	}	362	}
441		363
442	//fprintf (stderr, "flags = %lX, scale = %ux%u, align=%+d%+d\n",
443	// flags, h_scale, v_scale, h_align, v_align);
444	return (changed > 0);	364	return changed;
445	}	365	}
446		366
447	void	367	void
448	bgPixmap_t::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)	368	bgPixmap_t::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
449	{	369	{
…		…
466	if (!w) w = image_width;	386	if (!w) w = image_width;
467	if (!h) h = image_height;	387	if (!h) h = image_height;
468		388
469	if (flags & rootAlign)	389	if (flags & rootAlign)
470	{	390	{
471	target->get_window_origin (x, y);
472	x = -x;	391	x = -target_x;
473	y = -y;	392	y = -target_y;
474	}	393	}
475	else	394	else
476	{	395	{
477	x = make_align_position (h_align, target_width, w);	396	x = make_align_position (h_align, target_width, w);
478	y = make_align_position (v_align, target_height, h);	397	y = make_align_position (v_align, target_height, h);
479	}	398	}
480		399
481	flags &= ~sizeSensitive;	400	flags &= ~sizeSensitive;
482	if (h_scale != 0 || v_scale != 0	401	if ((flags & propScale) || h_scale || v_scale
483	|| h_align != 0 || v_align != 0	402	|| (!(flags & rootAlign) && (h_align || v_align))
484	|| w > target_width || h > target_height)	403	|| w > target_width || h > target_height)
485	flags |= sizeSensitive;	404	flags |= sizeSensitive;
486	}	405	}
487		406
488	# ifdef HAVE_AFTERIMAGE	407	# ifdef HAVE_AFTERIMAGE
…		…
538		457
539	int x = 0;	458	int x = 0;
540	int y = 0;	459	int y = 0;
541	int w = 0;	460	int w = 0;
542	int h = 0;	461	int h = 0;
543
544	TIMING_TEST_START (asim);
545		462
546	if (original_asim)	463	if (original_asim)
547	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);	464	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
548		465
549	if (!original_asim	466	if (!original_asim
…		…
666	}	583	}
667		584
668	free (layers);	585	free (layers);
669	}	586	}
670	}	587	}
671	TIMING_TEST_PRINT_RESULT (asim);
672		588
673	bool ret = false;	589	bool ret = false;
674		590
675	if (result)	591	if (result)
676	{	592	{
677	XGCValues gcv;	593	XGCValues gcv;
678	GC gc;	594	GC gc;
679		595
680	if (pixmap)
681	{
682	if (pmap_width != new_pmap_width
683	|| pmap_height != new_pmap_height
684	|| pmap_depth != target->depth)
685	{
686	XFreePixmap (target->dpy, pixmap);
687	pixmap = None;
688	}
689	}
690
691	/* create Pixmap */	596	/* create Pixmap */
692	if (pixmap == None)	597	if (pixmap == None
		598	|| pmap_width != new_pmap_width
		599	|| pmap_height != new_pmap_height)
693	{	600	{
		601	if (pixmap)
		602	XFreePixmap (target->dpy, pixmap);
694	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);	603	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);
695	pmap_width = new_pmap_width;	604	pmap_width = new_pmap_width;
696	pmap_height = new_pmap_height;	605	pmap_height = new_pmap_height;
697	pmap_depth = target->depth;
698	}	606	}
699	/* fill with background color (if result's not completely overlapping it) */	607	/* fill with background color (if result's not completely overlapping it) */
700	gcv.foreground = target->pix_colors[Color_bg];	608	gcv.foreground = target->pix_colors[Color_bg];
701	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);	609	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
702		610
…		…
722		630
723	if (result != background && result != original_asim)	631	if (result != background && result != original_asim)
724	destroy_asimage (&result);	632	destroy_asimage (&result);
725		633
726	XFreeGC (target->dpy, gc);	634	XFreeGC (target->dpy, gc);
727	TIMING_TEST_PRINT_RESULT (asim);
728		635
729	ret = true;	636	ret = true;
730	}	637	}
731		638
732	if (background)	639	if (background)
…		…
736	}	643	}
737	# endif /* HAVE_AFTERIMAGE */	644	# endif /* HAVE_AFTERIMAGE */
738		645
739	# ifdef HAVE_PIXBUF	646	# ifdef HAVE_PIXBUF
740	bool	647	bool
		648	bgPixmap_t::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
		649	int src_x, int src_y, int dst_x, int dst_y,
		650	unsigned int width, unsigned int height)
		651	{
		652	XImage *ximage;
		653	char *data, *line;
		654	int bytes_per_pixel;
		655	int width_r, width_g, width_b;
		656	int sh_r, sh_g, sh_b;
		657	int rowstride;
		658	int channels;
		659	unsigned char *row;
		660	Visual *visual = target->visual;
		661	int depth = target->depth;
		662
		663	if (visual->c_class != TrueColor)
		664	return false;
		665
		666	if (depth == 24 || depth == 32)
		667	bytes_per_pixel = 4;
		668	else if (depth == 15 || depth == 16)
		669	bytes_per_pixel = 2;
		670	else
		671	return false;
		672
		673	width_r = rxvt_popcount (visual->red_mask);
		674	width_g = rxvt_popcount (visual->green_mask);
		675	width_b = rxvt_popcount (visual->blue_mask);
		676
		677	if (width_r > 8 || width_g > 8 || width_b > 8)
		678	return false;
		679
		680	sh_r = rxvt_ctz (visual->red_mask);
		681	sh_g = rxvt_ctz (visual->green_mask);
		682	sh_b = rxvt_ctz (visual->blue_mask);
		683
		684	if (width > INT_MAX / height / bytes_per_pixel)
		685	return false;
		686
		687	data = (char *)malloc (width * height * bytes_per_pixel);
		688	if (!data)
		689	return false;
		690
		691	ximage = XCreateImage (target->dpy, visual, depth, ZPixmap, 0, data,
		692	width, height, bytes_per_pixel * 8, 0);
		693	if (!ximage)
		694	{
		695	free (data);
		696	return false;
		697	}
		698
		699	ximage->byte_order = byteorder::big_endian () ? MSBFirst : LSBFirst;
		700
		701	rowstride = gdk_pixbuf_get_rowstride (pixbuf);
		702	channels = gdk_pixbuf_get_n_channels (pixbuf);
		703	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
		704	line = data;
		705
		706	for (int y = 0; y < height; y++)
		707	{
		708	for (int x = 0; x < width; x++)
		709	{
		710	unsigned char *pixel = row + x * channels;
		711	uint32_t value;
		712
		713	value = ((pixel[0] >> (8 - width_r)) << sh_r)
		714	| ((pixel[1] >> (8 - width_g)) << sh_g)
		715	| ((pixel[2] >> (8 - width_b)) << sh_b);
		716
		717	if (bytes_per_pixel == 4)
		718	((uint32_t *)line)[x] = value;
		719	else
		720	((uint16_t *)line)[x] = value;
		721	}
		722
		723	row += rowstride;
		724	line += ximage->bytes_per_line;
		725	}
		726
		727	XPutImage (target->dpy, pixmap, gc, ximage, 0, 0, dst_x, dst_y, width, height);
		728	XDestroyImage (ximage);
		729	return true;
		730	}
		731
		732	bool
741	bgPixmap_t::render_image (unsigned long background_flags)	733	bgPixmap_t::render_image (unsigned long background_flags)
742	{	734	{
743	if (target == NULL)	735	if (target == NULL)
744	return false;	736	return false;
745		737
746	if (!pixbuf)	738	if (!pixbuf)
747	return false;	739	return false;
748		740
749	// TODO: add alpha blending
750	if (background_flags)	741	if (background_flags
		742	&& !(flags & HAS_RENDER))
751	return false;	743	return false;
752		744
753	GdkPixbuf *result;	745	GdkPixbuf *result;
754		746
755	int image_width = gdk_pixbuf_get_width (pixbuf);	747	int image_width = gdk_pixbuf_get_width (pixbuf);
…		…
788		780
789	if (result)	781	if (result)
790	{	782	{
791	XGCValues gcv;	783	XGCValues gcv;
792	GC gc;	784	GC gc;
		785	Pixmap root_pmap;
793		786
794	image_width = gdk_pixbuf_get_width (result);	787	image_width = gdk_pixbuf_get_width (result);
795	image_height = gdk_pixbuf_get_height (result);	788	image_height = gdk_pixbuf_get_height (result);
796		789
		790	if (background_flags)
		791	{
		792	root_pmap = pixmap;
		793	pixmap = None;
		794	}
		795	else
		796	{
797	if (h_scale == 0 || v_scale == 0)	797	if (h_scale == 0 || v_scale == 0)
798	{	798	{
799	new_pmap_width = min (image_width, target_width);	799	new_pmap_width = min (image_width, target_width);
800	new_pmap_height = min (image_height, target_height);	800	new_pmap_height = min (image_height, target_height);
801	}
802
803	if (pixmap)
804	{
805	if (pmap_width != new_pmap_width
806	|| pmap_height != new_pmap_height
807	|| pmap_depth != target->depth)
808	{	801	}
809	XFreePixmap (target->dpy, pixmap);
810	pixmap = None;
811	}	802	}
812	}
813		803
814	if (pixmap == None)	804	if (pixmap == None
		805	|| pmap_width != new_pmap_width
		806	|| pmap_height != new_pmap_height)
815	{	807	{
		808	if (pixmap)
		809	XFreePixmap (target->dpy, pixmap);
816	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);	810	pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth);
817	pmap_width = new_pmap_width;	811	pmap_width = new_pmap_width;
818	pmap_height = new_pmap_height;	812	pmap_height = new_pmap_height;
819	pmap_depth = target->depth;
820	}	813	}
821		814
822	gcv.foreground = target->pix_colors[Color_bg];	815	gcv.foreground = target->pix_colors[Color_bg];
823	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);	816	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
824		817
825	if (h_scale == 0 || v_scale == 0)	818	if (h_scale == 0 || v_scale == 0)
826	{	819	{
827	Pixmap tile = XCreatePixmap (target->dpy, target->vt, image_width, image_height, target->depth);	820	Pixmap tile = XCreatePixmap (target->dpy, target->vt, image_width, image_height, target->depth);
828	gdk_pixbuf_xlib_render_to_drawable (result, tile, gc,	821	pixbuf_to_pixmap (result, tile, gc,
829	0, 0,	822	0, 0,
830	0, 0,	823	0, 0,
831	image_width, image_height,	824	image_width, image_height);
832	XLIB_RGB_DITHER_NONE,
833	0, 0);
834		825
835	gcv.tile = tile;	826	gcv.tile = tile;
836	gcv.fill_style = FillTiled;	827	gcv.fill_style = FillTiled;
837	gcv.ts_x_origin = x;	828	gcv.ts_x_origin = x;
838	gcv.ts_y_origin = y;	829	gcv.ts_y_origin = y;
…		…
853	|| dst_x + dst_width < new_pmap_width	844	|| dst_x + dst_width < new_pmap_width
854	|| dst_y + dst_height < new_pmap_height)	845	|| dst_y + dst_height < new_pmap_height)
855	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	846	XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
856		847
857	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	848	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
858	gdk_pixbuf_xlib_render_to_drawable (result, pixmap, gc,	849	pixbuf_to_pixmap (result, pixmap, gc,
859	src_x, src_y,	850	src_x, src_y,
860	dst_x, dst_y,	851	dst_x, dst_y,
861	dst_width, dst_height,	852	dst_width, dst_height);
862	XLIB_RGB_DITHER_NONE,	853	}
863	0, 0);	854
		855	#if XRENDER
		856	if (background_flags)
864	}	857	{
		858	Display *dpy = target->dpy;
		859	XRenderPictureAttributes pa;
		860
		861	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, target->visual);
		862	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);
		863
		864	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);
		865	Picture dst = XRenderCreatePicture (dpy, pixmap, dst_format, 0, &pa);
		866
		867	pa.repeat = True;
		868	Pixmap mask_pmap = XCreatePixmap (dpy, target->vt, 1, 1, 8);
		869	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
		870	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
		871	XFreePixmap (dpy, mask_pmap);
		872
		873	if (src && dst && mask)
		874	{
		875	XRenderColor mask_c;
		876
		877	mask_c.alpha = 0x8000;
		878	mask_c.red = 0;
		879	mask_c.green = 0;
		880	mask_c.blue = 0;
		881	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
		882	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
		883	}
		884
		885	XRenderFreePicture (dpy, src);
		886	XRenderFreePicture (dpy, dst);
		887	XRenderFreePicture (dpy, mask);
		888
		889	XFreePixmap (dpy, root_pmap);
		890	}
		891	#endif
865		892
866	if (result != pixbuf)	893	if (result != pixbuf)
867	g_object_unref (result);	894	g_object_unref (result);
868		895
869	XFreeGC (target->dpy, gc);	896	XFreeGC (target->dpy, gc);
…		…
876	# endif /* HAVE_PIXBUF */	903	# endif /* HAVE_PIXBUF */
877		904
878	bool	905	bool
879	bgPixmap_t::set_file (const char *file)	906	bgPixmap_t::set_file (const char *file)
880	{	907	{
881	assert (file);	908	if (!file || !*file)
		909	return false;
882		910
883	if (*file)
884	{
885	if (const char *p = strchr (file, ';'))	911	if (const char *p = strchr (file, ';'))
886	{	912	{
887	size_t len = p - file;	913	size_t len = p - file;
888	char *f = rxvt_temp_buf<char> (len + 1);	914	char *f = rxvt_temp_buf<char> (len + 1);
889	memcpy (f, file, len);	915	memcpy (f, file, len);
890	f[len] = '\0';	916	f[len] = '\0';
891	file = f;	917	file = f;
892	}	918	}
893		919
894	# ifdef HAVE_AFTERIMAGE	920	# ifdef HAVE_AFTERIMAGE
895	if (!target->asimman)	921	if (!target->asimman)
896	target->asimman = create_generic_imageman (target->rs[Rs_path]);	922	target->asimman = create_generic_imageman (target->rs[Rs_path]);
897	original_asim = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);	923	ASImage *image = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);
		924	if (image)
		925	{
898	if (original_asim)	926	if (original_asim)
		927	safe_asimage_destroy (original_asim);
		928	original_asim = image;
		929	flags |= CLIENT_RENDER;
899	have_image = true;	930	have_image = true;
900	return have_image;	931	return true;
		932	}
901	# endif	933	# endif
902		934
903	# ifdef HAVE_PIXBUF	935	# ifdef HAVE_PIXBUF
904	pixbuf = gdk_pixbuf_new_from_file (file, NULL);	936	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
		937	if (image)
		938	{
905	if (pixbuf)	939	if (pixbuf)
		940	g_object_unref (pixbuf);
		941	pixbuf = image;
906	have_image = true;	942	have_image = true;
907	return have_image;	943	return true;
		944	}
908	# endif	945	# endif
909	}
910		946
911	return false;	947	return false;
912	}	948	}
913		949
914	# endif /* BG_IMAGE_FROM_FILE */	950	# endif /* BG_IMAGE_FROM_FILE */
…		…
927	}	963	}
928		964
929	bool	965	bool
930	bgPixmap_t::set_blur_radius (const char *geom)	966	bgPixmap_t::set_blur_radius (const char *geom)
931	{	967	{
932	int changed = 0;	968	bool changed = false;
933	unsigned int hr, vr;	969	unsigned int hr, vr;
934	int junk;	970	int junk;
935	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);	971	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
936		972
937	if (!(geom_flags & WidthValue))	973	if (!(geom_flags & WidthValue))
938	hr = 1;	974	hr = 1;
939	if (!(geom_flags & HeightValue))	975	if (!(geom_flags & HeightValue))
940	vr = hr;	976	vr = hr;
941		977
		978	min_it (hr, 128);
		979	min_it (vr, 128);
		980
942	if (h_blurRadius != hr)	981	if (h_blurRadius != hr)
943	{	982	{
944	++changed;	983	changed = true;
945	h_blurRadius = hr;	984	h_blurRadius = hr;
946	}	985	}
947		986
948	if (v_blurRadius != vr)	987	if (v_blurRadius != vr)
949	{	988	{
950	++changed;	989	changed = true;
951	v_blurRadius = vr;	990	v_blurRadius = vr;
952	}	991	}
953		992
954	if (v_blurRadius == 0 && h_blurRadius == 0)	993	if (v_blurRadius == 0 && h_blurRadius == 0)
955	flags &= ~blurNeeded;	994	flags &= ~blurNeeded;
956	else	995	else
957	flags |= blurNeeded;	996	flags |= blurNeeded;
958		997
959	return (changed > 0);	998	return changed;
960	}	999	}
961		1000
962	static inline unsigned long	1001	static inline unsigned long
963	compute_tint_shade_flags (rxvt_color *tint, int shade)	1002	compute_tint_shade_flags (rxvt_color *tint, int shade)
964	{	1003	{
…		…
967	bool has_shade = shade != 100;	1006	bool has_shade = shade != 100;
968		1007
969	if (tint)	1008	if (tint)
970	{	1009	{
971	tint->get (c);	1010	tint->get (c);
972	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)	1011	if (!has_shade
973	if (!has_shade && IS_COMPONENT_WHOLESOME (c.r)	1012	&& (c.r <= 0x00ff || c.r >= 0xff00)
974	&& IS_COMPONENT_WHOLESOME (c.g)	1013	&& (c.g <= 0x00ff || c.g >= 0xff00)
975	&& IS_COMPONENT_WHOLESOME (c.b))	1014	&& (c.b <= 0x00ff || c.b >= 0xff00))
976	flags |= bgPixmap_t::tintWholesome;	1015	flags |= bgPixmap_t::tintWholesome;
977	# undef IS_COMPONENT_WHOLESOME
978	}	1016	}
979		1017
980	if (has_shade)	1018	if (has_shade || tint)
981	flags |= bgPixmap_t::tintNeeded;	1019	flags |= bgPixmap_t::tintNeeded;
982	else if (tint)
983	{
984	if ((c.r > 0x000700 || c.g > 0x000700 || c.b > 0x000700)
985	&& (c.r < 0x00f700 || c.g < 0x00f700 || c.b < 0x00f700))
986	{
987	flags |= bgPixmap_t::tintNeeded;
988	}
989	}
990
991	if (flags & bgPixmap_t::tintNeeded)
992	{
993	if (flags & bgPixmap_t::tintWholesome)
994	flags |= bgPixmap_t::tintServerSide;
995	else
996	{
997	#if XFT
998	flags |= bgPixmap_t::tintServerSide;
999	#endif
1000	}
1001	}
1002		1020
1003	return flags;	1021	return flags;
1004	}	1022	}
1005		1023
1006	bool	1024	bool
…		…
1016		1034
1017	return false;	1035	return false;
1018	}	1036	}
1019		1037
1020	bool	1038	bool
1021	bgPixmap_t::unset_tint ()
1022	{
1023	unsigned long new_flags = compute_tint_shade_flags (NULL, shade);
1024
1025	if (new_flags != (flags & tintFlags))
1026	{
1027	flags = (flags & ~tintFlags) | new_flags;
1028	return true;
1029	}
1030
1031	return false;
1032	}
1033
1034	bool
1035	bgPixmap_t::set_shade (const char *shade_str)	1039	bgPixmap_t::set_shade (const char *shade_str)
1036	{	1040	{
1037	int new_shade = (shade_str) ? atoi (shade_str) : 100;	1041	int new_shade = (shade_str) ? atoi (shade_str) : 100;
1038		1042
1039	clamp_it (new_shade, -100, 200);	1043	clamp_it (new_shade, -100, 200);
…		…
1047	flags = (flags & (~tintFlags | tintSet)) | new_flags;	1051	flags = (flags & (~tintFlags | tintSet)) | new_flags;
1048	return true;	1052	return true;
1049	}	1053	}
1050		1054
1051	return false;	1055	return false;
		1056	}
		1057
		1058	#if XRENDER
		1059	static void
		1060	get_gaussian_kernel (int radius, int width, double *kernel, XFixed *params)
		1061	{
		1062	double sigma = radius / 2.0;
		1063	double scale = sqrt (2.0 * M_PI) * sigma;
		1064	double sum = 0.0;
		1065
		1066	for (int i = 0; i < width; i++)
		1067	{
		1068	double x = i - width / 2;
		1069	kernel[i] = exp (-(x * x) / (2.0 * sigma * sigma)) / scale;
		1070	sum += kernel[i];
		1071	}
		1072
		1073	params[0] = XDoubleToFixed (width);
		1074	params[1] = XDoubleToFixed (1);
		1075
		1076	for (int i = 0; i < width; i++)
		1077	params[i+2] = XDoubleToFixed (kernel[i] / sum);
		1078	}
		1079	#endif
		1080
		1081	bool
		1082	bgPixmap_t::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
		1083	{
		1084	bool ret = false;
		1085	#if XRENDER
		1086	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
		1087	double *kernel = (double *)malloc (size * sizeof (double));
		1088	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
		1089
		1090	Display *dpy = target->dpy;
		1091	XRenderPictureAttributes pa;
		1092	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		1093
		1094	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1095	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1096
		1097	if (kernel && params && src && dst)
		1098	{
		1099	if (h_blurRadius)
		1100	{
		1101	size = h_blurRadius * 2 + 1;
		1102	get_gaussian_kernel (h_blurRadius, size, kernel, params);
		1103
		1104	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
		1105	XRenderComposite (dpy,
		1106	PictOpSrc,
		1107	src,
		1108	None,
		1109	dst,
		1110	0, 0,
		1111	0, 0,
		1112	0, 0,
		1113	width, height);
		1114	}
		1115
		1116	if (v_blurRadius)
		1117	{
		1118	size = v_blurRadius * 2 + 1;
		1119	get_gaussian_kernel (v_blurRadius, size, kernel, params);
		1120	swap (params[0], params[1]);
		1121
		1122	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
		1123	XRenderComposite (dpy,
		1124	PictOpSrc,
		1125	src,
		1126	None,
		1127	dst,
		1128	0, 0,
		1129	0, 0,
		1130	0, 0,
		1131	width, height);
		1132	}
		1133
		1134	ret = true;
		1135	}
		1136
		1137	free (kernel);
		1138	free (params);
		1139	XRenderFreePicture (dpy, src);
		1140	XRenderFreePicture (dpy, dst);
		1141	#endif
		1142	return ret;
1052	}	1143	}
1053		1144
1054	bool	1145	bool
1055	bgPixmap_t::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	1146	bgPixmap_t::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
1056	{	1147	{
…		…
1076	XFreeGC (dpy, gc);	1167	XFreeGC (dpy, gc);
1077	}	1168	}
1078	}	1169	}
1079	else	1170	else
1080	{	1171	{
1081	# if XFT	1172	# if XRENDER
1082	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1173	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1083		1174
1084	if (flags & tintSet)	1175	if (flags & tintSet)
1085	tint.get (c);	1176	tint.get (c);
1086		1177
…		…
1090	c.g = (c.g * shade) / 100;	1181	c.g = (c.g * shade) / 100;
1091	c.b = (c.b * shade) / 100;	1182	c.b = (c.b * shade) / 100;
1092	}	1183	}
1093	else	1184	else
1094	{	1185	{
1095	c.r = ((0xffff - c.r) * (200 - shade)) / 100;	1186	c.r = (c.r * (200 - shade)) / 100;
1096	c.g = ((0xffff - c.g) * (200 - shade)) / 100;	1187	c.g = (c.g * (200 - shade)) / 100;
1097	c.b = ((0xffff - c.b) * (200 - shade)) / 100;	1188	c.b = (c.b * (200 - shade)) / 100;
1098	}	1189	}
1099		1190
1100	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);	1191	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
1101	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	1192	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1102	XRenderPictureAttributes pa;	1193	XRenderPictureAttributes pa;
…		…
1116		1207
1117	if (mask_pic && overlay_pic && back_pic)	1208	if (mask_pic && overlay_pic && back_pic)
1118	{	1209	{
1119	XRenderColor mask_c;	1210	XRenderColor mask_c;
1120		1211
1121	memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof (mask_c));	1212	mask_c.red = mask_c.green = mask_c.blue = 0;
1122	mask_c.alpha = 0xffff;	1213	mask_c.alpha = 0xffff;
1123	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);	1214	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1124		1215
1125	mask_c.alpha = 0;	1216	mask_c.alpha = 0;
1126	mask_c.red = 0xffff - c.r;	1217	mask_c.red = 0xffff - c.r;
1127	mask_c.green = 0xffff - c.g;	1218	mask_c.green = 0xffff - c.g;
1128	mask_c.blue = 0xffff - c.b;	1219	mask_c.blue = 0xffff - c.b;
1129	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);	1220	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1130	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);	1221	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1222
		1223	if (shade > 100)
		1224	{
		1225	mask_c.red = mask_c.green = mask_c.blue = 0xffff * (shade - 100) / 100;
		1226	mask_c.alpha = 0;
		1227	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
		1228
		1229	XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1230	}
		1231
1131	ret = true;	1232	ret = true;
1132	}	1233	}
1133		1234
1134	XRenderFreePicture (dpy, mask_pic);	1235	XRenderFreePicture (dpy, mask_pic);
1135	XRenderFreePicture (dpy, overlay_pic);	1236	XRenderFreePicture (dpy, overlay_pic);
1136	XRenderFreePicture (dpy, back_pic);	1237	XRenderFreePicture (dpy, back_pic);
1137	# if DO_TIMING_TEST
1138	XSync (dpy, False);
1139	# endif
1140	# endif	1238	# endif
1141	}	1239	}
1142		1240
1143	return ret;	1241	return ret;
1144	}	1242	}
1145		1243
1146	/* make_transparency_pixmap()	1244	/* make_transparency_pixmap()
1147	* Builds a pixmap sized the same as terminal window, with depth same as the root window	1245	* Builds a pixmap of the same size as the terminal window that contains
1148	* that pixmap contains tiled portion of the root pixmap that is supposed to be covered by	1246	* the tiled portion of the root pixmap that is supposed to be covered by
1149	* our window.	1247	* our window.
1150	*/	1248	*/
1151	unsigned long	1249	unsigned long
1152	bgPixmap_t::make_transparency_pixmap ()	1250	bgPixmap_t::make_transparency_pixmap ()
1153	{	1251	{
…		…
1157	return 0;	1255	return 0;
1158		1256
1159	/* root dimensions may change from call to call - but Display structure should	1257	/* root dimensions may change from call to call - but Display structure should
1160	* be always up-to-date, so let's use it :	1258	* be always up-to-date, so let's use it :
1161	*/	1259	*/
1162	Window root = target->display->root;
1163	int screen = target->display->screen;	1260	int screen = target->display->screen;
1164	Display *dpy = target->dpy;	1261	Display *dpy = target->dpy;
		1262	int root_depth = DefaultDepth (dpy, screen);
1165	int root_width = DisplayWidth (dpy, screen);	1263	int root_width = DisplayWidth (dpy, screen);
1166	int root_height = DisplayHeight (dpy, screen);	1264	int root_height = DisplayHeight (dpy, screen);
1167	unsigned int root_pmap_width, root_pmap_height;	1265	unsigned int root_pmap_width, root_pmap_height;
1168	int window_width = target->szHint.width;	1266	int window_width = target->szHint.width;
1169	int window_height = target->szHint.height;	1267	int window_height = target->szHint.height;
1170	int sx, sy;	1268	int sx, sy;
1171	XGCValues gcv;	1269	XGCValues gcv;
		1270	GC gc;
1172		1271
1173	TIMING_TEST_START (tp);	1272	sx = target_x;
1174	target->get_window_origin (sx, sy);	1273	sy = target_y;
1175		1274
1176	/* check if we are outside of the visible part of the virtual screen : */	1275	/* check if we are outside of the visible part of the virtual screen : */
1177	if (sx + window_width <= 0 || sy + window_height <= 0	1276	if (sx + window_width <= 0 || sy + window_height <= 0
1178	|| sx >= root_width || sy >= root_height)	1277	|| sx >= root_width || sy >= root_height)
1179	return 0;	1278	return 0;
1180		1279
		1280	// validate root pixmap and get its size
1181	if (root_pixmap != None)	1281	if (root_pixmap != None)
1182	{	1282	{
1183	/* we want to validate the pixmap and get it's size at the same time : */	1283	Window wdummy;
1184	int junk;	1284	int idummy;
1185	unsigned int ujunk;	1285	unsigned int udummy;
1186	/* root pixmap may be bad - allow a error */	1286
1187	target->allowedxerror = -1;	1287	target->allowedxerror = -1;
1188		1288
1189	if (!XGetGeometry (dpy, root_pixmap, &root, &junk, &junk, &root_pmap_width, &root_pmap_height, &ujunk, &ujunk))	1289	if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pmap_width, &root_pmap_height, &udummy, &udummy))
1190	root_pixmap = None;	1290	root_pixmap = None;
1191		1291
1192	target->allowedxerror = 0;	1292	target->allowedxerror = 0;
1193	}	1293	}
1194		1294
1195	Pixmap tiled_root_pmap = XCreatePixmap (dpy, root, window_width, window_height, root_depth);	1295	Pixmap recoded_root_pmap = root_pixmap;
1196	GC gc = NULL;
1197		1296
1198	if (tiled_root_pmap == None) /* something really bad happened - abort */	1297	if (root_pixmap != None && root_depth != target->depth)
		1298	{
		1299	#if XRENDER
		1300	if (flags & HAS_RENDER)
		1301	{
		1302	XRenderPictureAttributes pa;
		1303
		1304	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
		1305	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);
		1306
		1307	recoded_root_pmap = XCreatePixmap (dpy, target->vt, root_pmap_width, root_pmap_height, target->depth);
		1308	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);
		1309	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);
		1310
		1311	if (src && dst)
		1312	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
		1313	else
		1314	{
		1315	XFreePixmap (dpy, recoded_root_pmap);
		1316	root_pixmap = None;
		1317	}
		1318
		1319	XRenderFreePicture (dpy, src);
		1320	XRenderFreePicture (dpy, dst);
		1321	}
		1322	else
		1323	#endif
		1324	root_pixmap = None;
		1325	}
		1326
		1327	if (root_pixmap == None)
1199	return 0;	1328	return 0;
1200		1329
1201	if (root_pixmap == None)	1330	if (pixmap == None
1202	{	1331	|| pmap_width != window_width
1203	/* use tricks to obtain the root background image :*/	1332	|| pmap_height != window_height)
1204	/* we want to create Overrideredirect window overlapping out window
1205	with background type of Parent Relative and then grab it */
1206	XSetWindowAttributes attr;
1207	Window src;
1208	bool success = false;
1209
1210	attr.background_pixmap = ParentRelative;
1211	attr.backing_store = Always;
1212	attr.event_mask = ExposureMask;
1213	attr.override_redirect = True;
1214	src = XCreateWindow (dpy, root, sx, sy, window_width, window_height, 0,
1215	CopyFromParent, CopyFromParent, CopyFromParent,
1216	CWBackPixmap|CWBackingStore|CWOverrideRedirect|CWEventMask,
1217	&attr);
1218
1219	if (src != None)
1220	{
1221	XEvent event;
1222	int ev_count = 0;
1223	XGrabServer (dpy);
1224	XMapRaised (dpy, src);
1225	XSync (dpy, False);
1226
1227	/* XSync should get window where it's properly exposed,
1228	* but to be on the safe side - let's check for the actual event to arrive : */
1229	while (XCheckWindowEvent (dpy, src, ExposureMask, &event))
1230	++ev_count;
1231
1232	if (ev_count > 0);
1233	{
1234	/* hooray! - we can grab the image! */
1235	gc = XCreateGC (dpy, root, 0, NULL);
1236	if (gc)
1237	{
1238	XCopyArea (dpy, src, tiled_root_pmap, gc, 0, 0, window_width, window_height, 0, 0);
1239	success = true;
1240	}
1241	}
1242
1243	XDestroyWindow (dpy, src);
1244	XUngrabServer (dpy);
1245	//fprintf (stderr, "%s:%d: ev_count = %d\n", __FUNCTION__, __LINE__, ev_count);
1246	}
1247
1248	if (!success)
1249	{
1250	XFreePixmap (dpy, tiled_root_pmap);
1251	tiled_root_pmap = None;
1252	}
1253	else
1254	result |= transpPmapTiled;
1255	}	1333	{
1256	else
1257	{
1258	/* straightforward pixmap copy */
1259	gcv.tile = root_pixmap;
1260	gcv.fill_style = FillTiled;
1261
1262	while (sx < 0) sx += (int)root_width;
1263	while (sy < 0) sy += (int)root_height;
1264
1265	gcv.ts_x_origin = -sx;
1266	gcv.ts_y_origin = -sy;
1267	gc = XCreateGC (dpy, root, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
1268
1269	if (gc)
1270	{
1271	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
1272	result |= transpPmapTiled;
1273	}
1274	}
1275	TIMING_TEST_PRINT_RESULT (tp);
1276
1277	if (tiled_root_pmap != None)
1278	{
1279	if (!need_client_side_rendering ())
1280	{
1281	if ((flags & tintNeeded))
1282	{
1283	if (tint_pixmap (tiled_root_pmap, DefaultVisual (dpy, target->display->screen), window_width, window_height))
1284	result |= transpPmapTinted;
1285	}
1286	} /* server side rendering completed */
1287
1288	if (pixmap)	1334	if (pixmap)
1289	XFreePixmap (dpy, pixmap);	1335	XFreePixmap (target->dpy, pixmap);
1290		1336	pixmap = XCreatePixmap (target->dpy, target->vt, window_width, window_height, target->depth);
1291	pixmap = tiled_root_pmap;
1292	pmap_width = window_width;	1337	pmap_width = window_width;
1293	pmap_height = window_height;	1338	pmap_height = window_height;
1294	pmap_depth = root_depth;
1295	}	1339	}
		1340
		1341	if (pixmap == None)
		1342	return 0;
		1343
		1344	/* straightforward pixmap copy */
		1345	while (sx < 0) sx += (int)root_width;
		1346	while (sy < 0) sy += (int)root_height;
		1347
		1348	gcv.tile = recoded_root_pmap;
		1349	gcv.fill_style = FillTiled;
		1350	gcv.ts_x_origin = -sx;
		1351	gcv.ts_y_origin = -sy;
		1352	gc = XCreateGC (dpy, target->vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
1296		1353
1297	if (gc)	1354	if (gc)
		1355	{
		1356	XFillRectangle (dpy, pixmap, gc, 0, 0, window_width, window_height);
		1357	result |= transpPmapTiled;
1298	XFreeGC (dpy, gc);	1358	XFreeGC (dpy, gc);
1299		1359
1300	TIMING_TEST_PRINT_RESULT (tp);	1360	if (!(flags & CLIENT_RENDER))
		1361	{
		1362	if ((flags & blurNeeded)
		1363	&& (flags & HAS_RENDER_CONV))
		1364	{
		1365	if (blur_pixmap (pixmap, target->visual, window_width, window_height))
		1366	result |= transpPmapBlurred;
		1367	}
		1368	if ((flags & tintNeeded)
		1369	&& (flags & (tintWholesome | HAS_RENDER)))
		1370	{
		1371	if (tint_pixmap (pixmap, target->visual, window_width, window_height))
		1372	result |= transpPmapTinted;
		1373	}
		1374	} /* server side rendering completed */
		1375	}
		1376
		1377	if (recoded_root_pmap != root_pixmap)
		1378	XFreePixmap (dpy, recoded_root_pmap);
1301		1379
1302	return result;	1380	return result;
1303	}	1381	}
1304		1382
1305	bool	1383	void
1306	bgPixmap_t::set_root_pixmap ()	1384	bgPixmap_t::set_root_pixmap ()
1307	{	1385	{
1308	Pixmap new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);	1386	Pixmap new_root_pixmap = target->get_pixmap_property (target->xa[XA_XROOTPMAP_ID]);
1309	if (new_root_pixmap == None)	1387	if (new_root_pixmap == None)
1310	new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);	1388	new_root_pixmap = target->get_pixmap_property (target->xa[XA_ESETROOT_PMAP_ID]);
1311		1389
1312	if (new_root_pixmap != root_pixmap)
1313	{
1314	root_pixmap = new_root_pixmap;	1390	root_pixmap = new_root_pixmap;
1315	return true;
1316	}
1317
1318	return false;
1319	}	1391	}
1320	# endif /* ENABLE_TRANSPARENCY */	1392	# endif /* ENABLE_TRANSPARENCY */
1321		1393
1322	# ifndef HAVE_AFTERIMAGE	1394	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1323	static void ShadeXImage(rxvt_term *term, XImage *srcImage, int shade, int rm, int gm, int bm);	1395	static void shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c);
1324	# endif	1396	# endif
1325		1397
1326	bool	1398	bool
1327	bgPixmap_t::render ()	1399	bgPixmap_t::render ()
1328	{	1400	{
1329	unsigned long background_flags = 0;	1401	unsigned long background_flags = 0;
1330		1402
1331	if (target == NULL)	1403	if (target == NULL)
1332	return false;	1404	return false;
1333
1334	TIMING_TEST_START (tp);
1335		1405
1336	invalidate ();	1406	invalidate ();
1337	# ifdef ENABLE_TRANSPARENCY	1407	# ifdef ENABLE_TRANSPARENCY
1338	if (flags & isTransparent)	1408	if (flags & isTransparent)
1339	{	1409	{
1340	/* we need to re-generate transparency pixmap in that case ! */	1410	/* we need to re-generate transparency pixmap in that case ! */
1341	background_flags = make_transparency_pixmap ();	1411	background_flags = make_transparency_pixmap ();
1342	if (background_flags == 0)	1412	if (background_flags == 0)
1343	return false;	1413	return false;
1344	else if ((background_flags & transpTransformations) == (flags & transpTransformations)	1414	else if ((background_flags & transpTransformations) == (flags & transpTransformations))
1345	&& pmap_depth == target->depth)
1346	flags = flags & ~isInvalid;	1415	flags &= ~isInvalid;
1347	}	1416	}
1348	# endif	1417	# endif
1349		1418
1350	# ifdef BG_IMAGE_FROM_FILE	1419	# ifdef BG_IMAGE_FROM_FILE
1351	if (have_image	1420	if (have_image
1352	|| (background_flags & transpTransformations) != (flags & transpTransformations))	1421	|| (background_flags & transpTransformations) != (flags & transpTransformations))
1353	{	1422	{
1354	if (render_image (background_flags))	1423	if (render_image (background_flags))
1355	flags = flags & ~isInvalid;	1424	flags &= ~isInvalid;
1356	}	1425	}
1357	# endif	1426	# endif
1358		1427
		1428	# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1359	XImage *result = NULL;	1429	XImage *result = NULL;
1360		1430
1361	if (background_flags && (flags & isInvalid))	1431	if (background_flags && (flags & isInvalid))
1362	{	1432	{
1363	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);	1433	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1364	}	1434	}
1365		1435
1366	if (result)	1436	if (result)
1367	{	1437	{
1368	# if !defined(HAVE_AFTERIMAGE) && !XFT
1369	/* our own client-side tinting */	1438	/* our own client-side tinting */
1370	/* ATTENTION: We ASSUME that XFT will let us do all the tinting necessary server-side.
1371	This may need to be changed in need_client_side_rendering() logic is altered !!! */
1372	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	1439	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
1373	{	1440	{
1374	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1441	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1375	if (flags & tintSet)	1442	if (flags & tintSet)
1376	tint.get (c);	1443	tint.get (c);
1377	ShadeXImage (target, result, shade, c.r, c.g, c.b);	1444	shade_ximage (DefaultVisual (target->dpy, target->display->screen), result, shade, c);
1378	}	1445	}
1379	# endif
1380		1446
1381	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);	1447	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);
1382		1448
1383	if (gc)	1449	if (gc)
1384	{	1450	{
1385	if (/*pmap_depth != target->depth &&*/ pixmap != None)
1386	{
1387	XFreePixmap (target->dpy, pixmap);
1388	pixmap = None;
1389	}
1390
1391	if (pixmap == None)
1392	{
1393	pixmap = XCreatePixmap (target->dpy, target->vt, result->width, result->height, target->depth);
1394	pmap_width = result->width;
1395	pmap_height = result->height;
1396	pmap_depth = target->depth;
1397	}
1398
1399	if (pmap_depth != result->depth)
1400	{
1401	/* Bad Match error will ensue ! stupid X !!!! */
1402	if (result->depth == 24 && pmap_depth == 32)
1403	result->depth = 32;
1404	else if (result->depth == 32 && pmap_depth == 24)
1405	result->depth = 24;
1406	else
1407	{
1408	/* TODO: implement image recoding */
1409	}
1410	}
1411
1412	if (pmap_depth == result->depth)
1413	XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);	1451	XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1414		1452
1415	XFreeGC (target->dpy, gc);	1453	XFreeGC (target->dpy, gc);
1416	flags = flags & ~isInvalid;	1454	flags &= ~isInvalid;
1417	}	1455	}
1418		1456
1419	XDestroyImage (result);	1457	XDestroyImage (result);
1420	}	1458	}
		1459	# endif
1421		1460
1422	if (flags & isInvalid)	1461	if (flags & isInvalid)
1423	{	1462	{
1424	if (pixmap != None)	1463	if (pixmap != None)
1425	{	1464	{
…		…
1428	}	1467	}
1429	}	1468	}
1430		1469
1431	apply ();	1470	apply ();
1432		1471
1433	XSync (target->dpy, False);
1434	valid_since = ev::now ();	1472	valid_since = ev::now ();
1435		1473
1436	TIMING_TEST_PRINT_RESULT (tp);
1437
1438	return true;	1474	return true;
1439	}	1475	}
1440		1476
1441	bool	1477	void
1442	bgPixmap_t::set_target (rxvt_term *new_target)	1478	bgPixmap_t::set_target (rxvt_term *new_target)
1443	{	1479	{
1444	if (new_target)
1445	if (target != new_target)
1446	{
1447	target = new_target;	1480	target = new_target;
1448	# ifdef ENABLE_TRANSPARENCY	1481
1449	root_depth = DefaultDepthOfScreen (ScreenOfDisplay (target->dpy, target->display->screen));	1482	flags &= ~(HAS_RENDER | HAS_RENDER_CONV);
		1483	#if XRENDER
		1484	int major, minor;
		1485	if (XRenderQueryVersion (target->dpy, &major, &minor))
		1486	flags |= HAS_RENDER;
		1487	XFilters *filters = XRenderQueryFilters (target->dpy, target->vt);
		1488	if (filters)
		1489	{
		1490	for (int i = 0; i < filters->nfilter; i++)
		1491	if (!strcmp (filters->filter[i], FilterConvolution))
		1492	flags |= HAS_RENDER_CONV;
		1493
		1494	XFree (filters);
		1495	}
1450	# endif	1496	#endif
1451	return true;
1452	}
1453
1454	return false;
1455	}	1497	}
1456		1498
1457	void	1499	void
1458	bgPixmap_t::apply ()	1500	bgPixmap_t::apply ()
1459	{	1501	{
1460	if (target)	1502	if (target == NULL)
1461	{	1503	return;
1462	flags &= ~isVtOrigin;
1463		1504
1464	if (pixmap != None)	1505	if (pixmap != None)
1465	{	1506	{
1466	/* set target's background to pixmap */	1507	/* set target's background to pixmap */
1467	# ifdef ENABLE_TRANSPARENCY	1508	# ifdef ENABLE_TRANSPARENCY
1468	if (flags & isTransparent)	1509	if (flags & isTransparent)
1469	{	1510	{
1470	XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);	1511	XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);
1471	XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);	1512	XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);
1472		1513
1473	if (target->scrollBar.win)	1514	if (target->scrollBar.win)
1474	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);	1515	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);
1475	}	1516	}
1476	else	1517	else
1477	# endif	1518	# endif
1478	{	1519	{
1479	flags |= isVtOrigin;
1480	/* force old pixmap dereference in case it was transparent before :*/	1520	/* force old pixmap dereference in case it was transparent before :*/
1481	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1482	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1483	/* do we also need to set scrollbar's background here ? */
1484
1485	if (target->scrollBar.win)
1486	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1487	}
1488	}
1489	else
1490	{
1491	/* set target background to a pixel */
1492	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);	1521	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1493	XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);	1522	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1494	/* do we also need to set scrollbar's background here ? */	1523	/* do we also need to set scrollbar's background here ? */
		1524
1495	if (target->scrollBar.win)	1525	if (target->scrollBar.win)
1496	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);	1526	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1497	}	1527	}
		1528	}
		1529	else
		1530	{
		1531	/* set target background to a pixel */
		1532	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
		1533	XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);
		1534	/* do we also need to set scrollbar's background here ? */
		1535	if (target->scrollBar.win)
		1536	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
		1537	}
1498		1538
1499	/* don't want Expose on the parent or vt. It is better to use	1539	/* don't want Expose on the parent or vt. It is better to use
1500	scr_touch or we get a great deal of flicker otherwise: */	1540	scr_touch or we get a great deal of flicker otherwise: */
1501	XClearWindow (target->dpy, target->parent[0]);	1541	XClearWindow (target->dpy, target->parent[0]);
1502		1542
1503	if (target->scrollBar.state && target->scrollBar.win)	1543	if (target->scrollBar.state && target->scrollBar.win)
1504	{	1544	{
1505	target->scrollBar.state = STATE_IDLE;	1545	target->scrollBar.state = STATE_IDLE;
1506	target->scrollBar.show (0);	1546	target->scrollBar.show (0);
1507	}	1547	}
1508		1548
1509	target->want_refresh = 1;	1549	target->want_refresh = 1;
1510	flags |= hasChanged;	1550	flags |= hasChanged;
1511	}
1512	}	1551	}
1513		1552
1514	#endif /* HAVE_BG_PIXMAP */	1553	#endif /* HAVE_BG_PIXMAP */
1515		1554
1516	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) && !XFT	1555	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1517	/* taken from aterm-0.4.2 */	1556	/* taken from aterm-0.4.2 */
1518		1557
1519	typedef uint32_t RUINT32T;
1520
1521	static void	1558	static void
1522	ShadeXImage(rxvt_term *term, XImage *srcImage, int shade, int rm, int gm, int bm)	1559	shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c)
1523	{	1560	{
1524	int sh_r, sh_g, sh_b;	1561	int sh_r, sh_g, sh_b;
1525	RUINT32T mask_r, mask_g, mask_b;	1562	uint32_t mask_r, mask_g, mask_b;
1526	RUINT32T *lookup, *lookup_r, *lookup_g, *lookup_b;	1563	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1527	unsigned int lower_lim_r, lower_lim_g, lower_lim_b;	1564	rgba low;
1528	unsigned int upper_lim_r, upper_lim_g, upper_lim_b;	1565	rgba high;
1529	int i;	1566	int i;
		1567	int host_byte_order = byteorder::big_endian () ? MSBFirst : LSBFirst;
1530		1568
1531	Visual *visual = term->visual;
1532
1533	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return ;	1569	if (visual->c_class != TrueColor || ximage->format != ZPixmap) return;
1534		1570
1535	/* for convenience */	1571	/* for convenience */
1536	mask_r = visual->red_mask;	1572	mask_r = visual->red_mask;
1537	mask_g = visual->green_mask;	1573	mask_g = visual->green_mask;
1538	mask_b = visual->blue_mask;	1574	mask_b = visual->blue_mask;
1539		1575
1540	/* boring lookup table pre-initialization */	1576	/* boring lookup table pre-initialization */
1541	switch (srcImage->bits_per_pixel) {	1577	switch (ximage->depth)
		1578	{
1542	case 15:	1579	case 15:
1543	if ((mask_r != 0x7c00) ||	1580	if ((mask_r != 0x7c00) ||
1544	(mask_g != 0x03e0) ||	1581	(mask_g != 0x03e0) ||
1545	(mask_b != 0x001f))	1582	(mask_b != 0x001f))
1546	return;	1583	return;
1547	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+32+32));	1584	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+32+32));
1548	lookup_r = lookup;	1585	lookup_r = lookup;
1549	lookup_g = lookup+32;	1586	lookup_g = lookup+32;
1550	lookup_b = lookup+32+32;	1587	lookup_b = lookup+32+32;
1551	sh_r = 10;	1588	sh_r = 10;
1552	sh_g = 5;	1589	sh_g = 5;
1553	sh_b = 0;	1590	sh_b = 0;
1554	break;	1591	break;
1555	case 16:	1592	case 16:
1556	if ((mask_r != 0xf800) ||	1593	if ((mask_r != 0xf800) ||
1557	(mask_g != 0x07e0) ||	1594	(mask_g != 0x07e0) ||
1558	(mask_b != 0x001f))	1595	(mask_b != 0x001f))
1559	return;	1596	return;
1560	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+64+32));	1597	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+64+32));
1561	lookup_r = lookup;	1598	lookup_r = lookup;
1562	lookup_g = lookup+32;	1599	lookup_g = lookup+32;
1563	lookup_b = lookup+32+64;	1600	lookup_b = lookup+32+64;
1564	sh_r = 11;	1601	sh_r = 11;
1565	sh_g = 5;	1602	sh_g = 5;
1566	sh_b = 0;	1603	sh_b = 0;
1567	break;	1604	break;
1568	case 24:	1605	case 24:
1569	if ((mask_r != 0xff0000) ||	1606	if ((mask_r != 0xff0000) ||
1570	(mask_g != 0x00ff00) ||	1607	(mask_g != 0x00ff00) ||
1571	(mask_b != 0x0000ff))	1608	(mask_b != 0x0000ff))
1572	return;	1609	return;
1573	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));	1610	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1574	lookup_r = lookup;	1611	lookup_r = lookup;
1575	lookup_g = lookup+256;	1612	lookup_g = lookup+256;
1576	lookup_b = lookup+256+256;	1613	lookup_b = lookup+256+256;
1577	sh_r = 16;	1614	sh_r = 16;
1578	sh_g = 8;	1615	sh_g = 8;
1579	sh_b = 0;	1616	sh_b = 0;
1580	break;	1617	break;
1581	case 32:	1618	case 32:
1582	if ((mask_r != 0xff0000) ||	1619	if ((mask_r != 0xff0000) ||
1583	(mask_g != 0x00ff00) ||	1620	(mask_g != 0x00ff00) ||
1584	(mask_b != 0x0000ff))	1621	(mask_b != 0x0000ff))
1585	return;	1622	return;
1586	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));	1623	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1587	lookup_r = lookup;	1624	lookup_r = lookup;
1588	lookup_g = lookup+256;	1625	lookup_g = lookup+256;
1589	lookup_b = lookup+256+256;	1626	lookup_b = lookup+256+256;
1590	sh_r = 16;	1627	sh_r = 16;
1591	sh_g = 8;	1628	sh_g = 8;
1592	sh_b = 0;	1629	sh_b = 0;
1593	break;	1630	break;
1594	default:	1631	default:
1595	return; /* we do not support this color depth */	1632	return; /* we do not support this color depth */
1596	}	1633	}
1597		1634
1598	/* prepare limits for color transformation (each channel is handled separately) */	1635	/* prepare limits for color transformation (each channel is handled separately) */
1599	if (shade > 100) {	1636	if (shade > 100)
		1637	{
1600	shade = 200 - shade;	1638	shade = 200 - shade;
1601		1639
1602	lower_lim_r = 65535-rm;	1640	high.r = c.r * shade / 100;
1603	lower_lim_g = 65535-gm;	1641	high.g = c.g * shade / 100;
1604	lower_lim_b = 65535-bm;	1642	high.b = c.b * shade / 100;
1605		1643
1606	lower_lim_r = 65535-(unsigned int)(((RUINT32T)lower_lim_r)*((RUINT32T)shade)/100);	1644	low.r = 65535 * (100 - shade) / 100;
1607	lower_lim_g = 65535-(unsigned int)(((RUINT32T)lower_lim_g)*((RUINT32T)shade)/100);	1645	low.g = 65535 * (100 - shade) / 100;
1608	lower_lim_b = 65535-(unsigned int)(((RUINT32T)lower_lim_b)*((RUINT32T)shade)/100);	1646	low.b = 65535 * (100 - shade) / 100;
1609
1610	upper_lim_r = upper_lim_g = upper_lim_b = 65535;
1611	} else {
1612
1613	lower_lim_r = lower_lim_g = lower_lim_b = 0;
1614
1615	upper_lim_r = (unsigned int)((((RUINT32T)rm)*((RUINT32T)shade))/100);
1616	upper_lim_g = (unsigned int)((((RUINT32T)gm)*((RUINT32T)shade))/100);
1617	upper_lim_b = (unsigned int)((((RUINT32T)bm)*((RUINT32T)shade))/100);
1618	}	1647	}
1619		1648	else
1620	/* switch red and blue bytes if necessary, we need it for some weird XServers like XFree86 3.3.3.1 */
1621	if ((srcImage->bits_per_pixel == 24) && (mask_r >= 0xFF0000 ))
1622	{	1649	{
1623	unsigned int tmp;	1650	high.r = c.r * shade / 100;
		1651	high.g = c.g * shade / 100;
		1652	high.b = c.b * shade / 100;
1624		1653
1625	tmp = lower_lim_r;	1654	low.r = low.g = low.b = 0;
1626	lower_lim_r = lower_lim_b;
1627	lower_lim_b = tmp;
1628
1629	tmp = upper_lim_r;
1630	upper_lim_r = upper_lim_b;
1631	upper_lim_b = tmp;
1632	}	1655	}
1633		1656
1634	/* fill our lookup tables */	1657	/* fill our lookup tables */
1635	for (i = 0; i <= mask_r>>sh_r; i++)	1658	for (i = 0; i <= mask_r>>sh_r; i++)
1636	{	1659	{
1637	RUINT32T tmp;	1660	uint32_t tmp;
1638	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_r-lower_lim_r));	1661	tmp = i * high.r;
1639	tmp += ((RUINT32T)(mask_r>>sh_r))*((RUINT32T)lower_lim_r);	1662	tmp += (mask_r>>sh_r) * low.r;
1640	lookup_r[i] = (tmp/65535)<<sh_r;	1663	lookup_r[i] = (tmp/65535)<<sh_r;
1641	}	1664	}
1642	for (i = 0; i <= mask_g>>sh_g; i++)	1665	for (i = 0; i <= mask_g>>sh_g; i++)
1643	{	1666	{
1644	RUINT32T tmp;	1667	uint32_t tmp;
1645	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_g-lower_lim_g));	1668	tmp = i * high.g;
1646	tmp += ((RUINT32T)(mask_g>>sh_g))*((RUINT32T)lower_lim_g);	1669	tmp += (mask_g>>sh_g) * low.g;
1647	lookup_g[i] = (tmp/65535)<<sh_g;	1670	lookup_g[i] = (tmp/65535)<<sh_g;
1648	}	1671	}
1649	for (i = 0; i <= mask_b>>sh_b; i++)	1672	for (i = 0; i <= mask_b>>sh_b; i++)
1650	{	1673	{
1651	RUINT32T tmp;	1674	uint32_t tmp;
1652	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_b-lower_lim_b));	1675	tmp = i * high.b;
1653	tmp += ((RUINT32T)(mask_b>>sh_b))*((RUINT32T)lower_lim_b);	1676	tmp += (mask_b>>sh_b) * low.b;
1654	lookup_b[i] = (tmp/65535)<<sh_b;	1677	lookup_b[i] = (tmp/65535)<<sh_b;
1655	}	1678	}
1656		1679
1657	/* apply table to input image (replacing colors by newly calculated ones) */	1680	/* apply table to input image (replacing colors by newly calculated ones) */
1658	switch (srcImage->bits_per_pixel)	1681	if (ximage->bits_per_pixel == 32
		1682	&& (ximage->depth == 24 || ximage->depth == 32)
		1683	&& ximage->byte_order == host_byte_order)
1659	{	1684	{
1660	case 15:
1661	{
1662	unsigned short *p1, *pf, *p, *pl;	1685	uint32_t *p1, *pf, *p, *pl;
1663	p1 = (unsigned short *) srcImage->data;	1686	p1 = (uint32_t *) ximage->data;
1664	pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);	1687	pf = (uint32_t *) (ximage->data + ximage->height * ximage->bytes_per_line);
		1688
1665	while (p1 < pf)	1689	while (p1 < pf)
1666	{	1690	{
1667	p = p1;	1691	p = p1;
1668	pl = p1 + srcImage->width;	1692	pl = p1 + ximage->width;
1669	for (; p < pl; p++)	1693	for (; p < pl; p++)
1670	{	1694	{
1671	*p = lookup_r[(*p & 0x7c00)>>10] |
1672	lookup_g[(*p & 0x03e0)>> 5] |
1673	lookup_b[(*p & 0x001f)];
1674	}
1675	p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1676	}
1677	break;
1678	}
1679	case 16:
1680	{
1681	unsigned short *p1, *pf, *p, *pl;
1682	p1 = (unsigned short *) srcImage->data;
1683	pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1684	while (p1 < pf)
1685	{
1686	p = p1;
1687	pl = p1 + srcImage->width;
1688	for (; p < pl; p++)
1689	{
1690	*p = lookup_r[(*p & 0xf800)>>11] |
1691	lookup_g[(*p & 0x07e0)>> 5] |
1692	lookup_b[(*p & 0x001f)];
1693	}
1694	p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1695	}
1696	break;
1697	}
1698	case 24:
1699	{
1700	unsigned char *p1, *pf, *p, *pl;
1701	p1 = (unsigned char *) srcImage->data;
1702	pf = (unsigned char *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1703	while (p1 < pf)
1704	{
1705	p = p1;
1706	pl = p1 + srcImage->width * 3;
1707	for (; p < pl; p += 3)
1708	{
1709	p[0] = lookup_r[(p[0] & 0xff0000)>>16];
1710	p[1] = lookup_r[(p[1] & 0x00ff00)>> 8];
1711	p[2] = lookup_r[(p[2] & 0x0000ff)];
1712	}
1713	p1 = (unsigned char *) ((char *) p1 + srcImage->bytes_per_line);
1714	}
1715	break;
1716	}
1717	case 32:
1718	{
1719	RUINT32T *p1, *pf, *p, *pl;
1720	p1 = (RUINT32T *) srcImage->data;
1721	pf = (RUINT32T *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1722
1723	while (p1 < pf)
1724	{
1725	p = p1;
1726	pl = p1 + srcImage->width;
1727	for (; p < pl; p++)
1728	{
1729	*p = lookup_r[(*p & 0xff0000)>>16] |	1695	*p = lookup_r[(*p & 0xff0000) >> 16] |
1730	lookup_g[(*p & 0x00ff00)>> 8] |	1696	lookup_g[(*p & 0x00ff00) >> 8] |
1731	lookup_b[(*p & 0x0000ff)] |	1697	lookup_b[(*p & 0x0000ff)] |
1732	(*p & ~0xffffff);	1698	(*p & 0xff000000);
		1699	}
		1700	p1 = (uint32_t *) ((char *) p1 + ximage->bytes_per_line);
		1701	}
		1702	}
		1703	else
		1704	{
		1705	for (int y = 0; y < ximage->height; y++)
		1706	for (int x = 0; x < ximage->width; x++)
		1707	{
		1708	unsigned long pixel = XGetPixel (ximage, x, y);
		1709	pixel = lookup_r[(pixel & mask_r) >> sh_r] |
		1710	lookup_g[(pixel & mask_g) >> sh_g] |
		1711	lookup_b[(pixel & mask_b) >> sh_b];
		1712	XPutPixel (ximage, x, y, pixel);
1733	}	1713	}
1734	p1 = (RUINT32T *) ((char *) p1 + srcImage->bytes_per_line);
1735	}	1714	}
1736	break;
1737	}
1738	}
1739		1715
1740	free (lookup);	1716	free (lookup);
1741	}	1717	}
1742	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */	1718	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines