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

Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.96 by sf-exg, Fri Oct 22 16:49:26 2010 UTC vs.
Revision 1.135 by sf-exg, Tue Jan 11 11:12:45 2011 UTC

…		…
24		24
25	#include <cmath>	25	#include <cmath>
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
		30	# include <X11/extensions/Xrender.h>
		31	#endif
		32
		33	#ifndef FilterConvolution
		34	#define FilterConvolution "convolution"
		35	#endif
		36
29	#define DO_TIMING_TEST 0	37	#define DO_TIMING_TEST 0
30		38
31	#if DO_TIMING_TEST	39	#if DO_TIMING_TEST
32	# include <sys/time.h>	40	# include <sys/time.h>
33	#define TIMING_TEST_START(id) \	41	#define TIMING_TEST_START(id) \
…		…
58	*	66	*
59	* 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%.
60	* W and H are percentages of the terminal window size.	68	* W and H are percentages of the terminal window size.
61	* X and Y are also percentages; e.g., +50+50 centers	69	* X and Y are also percentages; e.g., +50+50 centers
62	* the image in the window.	70	* the image in the window.
63	* WxH+X Assumes Y == X
64	* WxH Assumes Y == X == 50 (centers the image)
65	* W+X+Y Assumes H == W
66	* W+X Assumes H == W and Y == X
67	* W Assumes H == W and Y == X == 50
68	*
69	* Adjusting position only :
70	* =+X+Y Set position to X% by Y% (absolute).
71	* =+X Set position to X% by X%.
72	* +X+Y Adjust position horizontally X% and vertically Y%
73	* from current position (relative).
74	* +X Adjust position horizontally X% and vertically X%
75	* from current position.
76	*
77	* Adjusting scale only :
78	* Wx0 Multiply horizontal scaling factor by W%
79	* 0xH Multiply vertical scaling factor by H%
80	* 0x0 No scaling (show image at normal size).
81	*	71	*
82	* Pixmap Operations : (should be prepended by a colon)	72	* Pixmap Operations : (should be prepended by a colon)
83	* tile Tile image. Scaling/position modifiers above will affect	73	* tile Tile image. Scaling/position modifiers above will affect
84	* the tile size and origin.	74	* the tile size and origin.
85	* propscale When scaling, scale proportionally. That is, maintain the	75	* propscale When scaling, scale proportionally. That is, maintain the
…		…
113	#endif	103	#endif
114	flags = 0;	104	flags = 0;
115	pixmap = None;	105	pixmap = None;
116	valid_since = invalid_since = 0;	106	valid_since = invalid_since = 0;
117	target = 0;	107	target = 0;
		108	target_x = target_y = 0;
118	}	109	}
119		110
120	void	111	void
121	bgPixmap_t::destroy ()	112	bgPixmap_t::destroy ()
122	{	113	{
…		…
133	if (pixmap && target)	124	if (pixmap && target)
134	XFreePixmap (target->dpy, pixmap);	125	XFreePixmap (target->dpy, pixmap);
135	}	126	}
136		127
137	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
138	bgPixmap_t::window_size_sensitive ()	143	bgPixmap_t::window_size_sensitive ()
139	{	144	{
140	# ifdef ENABLE_TRANSPARENCY	145	# ifdef ENABLE_TRANSPARENCY
141	if (flags & isTransparent)	146	if (flags & isTransparent)
142	return true;	147	return true;
…		…
167	if (flags & rootAlign)	172	if (flags & rootAlign)
168	return true;	173	return true;
169	}	174	}
170	# endif	175	# endif
171		176
172	return false;
173	};
174
175	bool bgPixmap_t::need_client_side_rendering ()
176	{
177	# ifdef HAVE_AFTERIMAGE
178	if (original_asim)
179	return true;
180	# endif
181	return false;	177	return false;
182	}	178	}
183		179
184	# ifdef BG_IMAGE_FROM_FILE	180	# ifdef BG_IMAGE_FROM_FILE
185	static inline bool	181	static inline bool
…		…
248	dst_size = target_size - dst_pos;	244	dst_size = target_size - dst_pos;
249	return src_pos;	245	return src_pos;
250	}	246	}
251		247
252	bool	248	bool
253	bgPixmap_t::set_geometry (const char *geom)	249	bgPixmap_t::set_geometry (const char *geom, bool update)
254	{	250	{
		251	bool changed = false;
255	int geom_flags = 0, changed = 0;	252	int geom_flags = 0;
256	int x = 0, y = 0;	253	int x = 0, y = 0;
257	unsigned int w = 0, h = 0;	254	unsigned int w = 0, h = 0;
258	unsigned int n;	255	unsigned int n;
259	unsigned long new_flags = (flags & (~geometryFlags));	256	unsigned long new_flags = (flags & (~geometryFlags));
260	const char *p;	257	const char *ops;
261	# define MAXLEN_GEOM 256 /* could be longer than regular geometry string */
262		258
263	if (geom == NULL)	259	if (geom == NULL)
264	return false;	260	return false;
265		261
266	char str[MAXLEN_GEOM];	262	char str[256];
267		263
268	while (isspace(*geom)) ++geom;
269	if ((p = strchr (geom, ';')) == NULL)
270	p = strchr (geom, '\0');	264	ops = strchr (geom, ':');
271		265	if (ops == NULL)
		266	n = strlen (geom);
		267	else
272	n = (p - geom);	268	n = ops - geom;
273	if (n < MAXLEN_GEOM)
274	{
275	char *ops;
276	new_flags \|= geometrySet;
277		269
		270	if (n >= sizeof (str))
		271	return false;
		272
278	memcpy (str, geom, n);	273	memcpy (str, geom, n);
279	str[n] = '\0';	274	str[n] = '\0';
280	if (str[0] == ':')	275	rxvt_strtrim (str);
281	ops = &str[0];
282	else if (str[0] != 'x' && str[0] != 'X' && isalpha(str[0]))
283	ops = &str[0];
284	else
285	{
286	char *tmp;
287	ops = strchr (str, ':');
288	if (ops != NULL)
289	{
290	for (tmp = ops-1; tmp >= str && isspace(*tmp); --tmp);
291	*(++tmp) = '\0';
292	if (ops == tmp) ++ops;
293	}
294	}
295		276
296	if (ops > str \|\| ops == NULL)	277	if (str[0])
297	{	278	{
298	/* 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 */
299	geom_flags = XParseGeometry (str, &x, &y, &w, &h);	280	geom_flags = XParseGeometry (str, &x, &y, &w, &h);
300
301	if ((geom_flags & XValue) && !(geom_flags & YValue))
302	{
303	y = x;
304	geom_flags \|= YValue;
305	}
306
307	if (flags & geometrySet)
308	{
309	/* new geometry is an adjustment to the old one ! */
310	if ((geom_flags & WidthValue) && (geom_flags & HeightValue))
311	{
312	if (w == 0 && h != 0)
313	{
314	w = h_scale;
315	h = (v_scale * h) / 100;
316	}
317	else if (h == 0 && w != 0)
318	{
319	w = (h_scale * w) / 100;
320	h = v_scale;
321	}
322	}
323	if (geom_flags & XValue)
324	{
325	if (str[0] != '=')
326	{
327	y += v_align;
328	x += h_align;
329	}
330	}
331	}
332	else /* setting up geometry from scratch */
333	{
334	if (!(geom_flags & XValue))
335	{
336	/* use default geometry - centered */
337	x = y = defaultAlign;
338	}
339	else if (!(geom_flags & YValue))
340	y = x;
341
342	if ((geom_flags & (WidthValue\|HeightValue)) == 0)
343	{
344	/* use default geometry - scaled */
345	w = h = defaultScale;
346	}
347	else if (geom_flags & WidthValue)
348	{
349	if (!(geom_flags & HeightValue))
350	h = w;
351	}
352	else
353	w = h;
354	}
355	} /* done parsing geometry string */	281	} /* done parsing geometry string */
356	else if (!(flags & geometrySet))	282
357	{	283	if (!update)
358	/* default geometry - scaled and centered */	284	{
		285	if (!(geom_flags & XValue))
359	x = y = defaultAlign;	286	x = y = defaultAlign;
		287	else if (!(geom_flags & YValue))
		288	y = x;
		289
		290	if (!(geom_flags & (WidthValue\|HeightValue)))
360	w = h = defaultScale;	291	w = h = defaultScale;
361	}	292	else if (!(geom_flags & HeightValue))
		293	h = w;
		294	else if (!(geom_flags & WidthValue))
		295	w = h;
362		296
363	if (!(flags & geometrySet))
364	geom_flags \|= WidthValue\|HeightValue\|XValue\|YValue;	297	geom_flags \|= WidthValue\|HeightValue\|XValue\|YValue;
		298	}
365		299
366	if (ops)	300	if (ops)
367	{	301	{
368	while (*ops)	302	char **arr = rxvt_strsplit (':', ops + 1);
		303
		304	for (int i = 0; arr[i]; i++)
369	{	305	{
370	while (ops == ':' \|\| isspace(ops)) ++ops;	306	if (!strcasecmp (arr[i], "tile"))
371
372	# define CHECK_GEOM_OPS(op_str) (strncasecmp (ops, (op_str), sizeof (op_str) - 1) == 0)
373	if (CHECK_GEOM_OPS ("tile"))
374	{	307	{
375	w = h = noScale;	308	w = h = noScale;
376	geom_flags \|= WidthValue\|HeightValue;	309	geom_flags \|= WidthValue\|HeightValue;
377	}	310	}
378	else if (CHECK_GEOM_OPS ("propscale"))	311	else if (!strcasecmp (arr[i], "propscale"))
379	{	312	{
380	new_flags \|= propScale;	313	new_flags \|= propScale;
381	}	314	}
382	else if (CHECK_GEOM_OPS ("hscale"))	315	else if (!strcasecmp (arr[i], "hscale"))
383	{	316	{
384	if (w == 0) w = windowScale;	317	if (w == 0) w = windowScale;
385		318
386	h = noScale;	319	h = noScale;
387	geom_flags \|= WidthValue\|HeightValue;	320	geom_flags \|= WidthValue\|HeightValue;
388	}	321	}
389	else if (CHECK_GEOM_OPS ("vscale"))	322	else if (!strcasecmp (arr[i], "vscale"))
390	{	323	{
391	if (h == 0) h = windowScale;	324	if (h == 0) h = windowScale;
392		325
393	w = noScale;	326	w = noScale;
394	geom_flags \|= WidthValue\|HeightValue;	327	geom_flags \|= WidthValue\|HeightValue;
395	}	328	}
396	else if (CHECK_GEOM_OPS ("scale"))	329	else if (!strcasecmp (arr[i], "scale"))
397	{	330	{
398	if (h == 0) h = windowScale;	331	if (h == 0) h = windowScale;
399	if (w == 0) w = windowScale;	332	if (w == 0) w = windowScale;
400		333
401	geom_flags \|= WidthValue\|HeightValue;	334	geom_flags \|= WidthValue\|HeightValue;
402	}	335	}
403	else if (CHECK_GEOM_OPS ("auto"))	336	else if (!strcasecmp (arr[i], "auto"))
404	{	337	{
405	w = h = windowScale;	338	w = h = windowScale;
406	x = y = centerAlign;	339	x = y = centerAlign;
407	geom_flags \|= WidthValue\|HeightValue\|XValue\|YValue;	340	geom_flags \|= WidthValue\|HeightValue\|XValue\|YValue;
408	}	341	}
409	else if (CHECK_GEOM_OPS ("root"))	342	else if (!strcasecmp (arr[i], "root"))
410	{	343	{
411	new_flags \|= rootAlign;	344	new_flags \|= rootAlign;
412	w = h = noScale;	345	w = h = noScale;
413	geom_flags \|= WidthValue\|HeightValue;	346	geom_flags \|= WidthValue\|HeightValue;
414	}	347	}
415	# undef CHECK_GEOM_OPS
416
417	while (ops != ':' && ops != '\0') ++ops;
418	} /* done parsing ops */	348	} /* done parsing ops */
419	}
420		349
		350	rxvt_free_strsplit (arr);
		351	}
		352
421	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;
422	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;
423	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;
424	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;
425	}
426		357
427	if (new_flags != flags)	358	if (new_flags != flags)
428	{	359	{
429	flags = new_flags;	360	flags = new_flags;
430	changed++;	361	changed = true;
431	}	362	}
432		363
433	return (changed > 0);	364	return changed;
434	}	365	}
435		366
436	void	367	void
437	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)
438	{	369	{
…		…
455	if (!w) w = image_width;	386	if (!w) w = image_width;
456	if (!h) h = image_height;	387	if (!h) h = image_height;
457		388
458	if (flags & rootAlign)	389	if (flags & rootAlign)
459	{	390	{
460	target->get_window_origin (x, y);
461	x = -x;	391	x = -target_x;
462	y = -y;	392	y = -target_y;
463	}	393	}
464	else	394	else
465	{	395	{
466	x = make_align_position (h_align, target_width, w);	396	x = make_align_position (h_align, target_width, w);
467	y = make_align_position (v_align, target_height, h);	397	y = make_align_position (v_align, target_height, h);
…		…
661	if (result)	591	if (result)
662	{	592	{
663	XGCValues gcv;	593	XGCValues gcv;
664	GC gc;	594	GC gc;
665		595
666	if (pixmap)
667	{
668	if (pmap_width != new_pmap_width
669	\|\| pmap_height != new_pmap_height
670	\|\| pmap_depth != target->depth)
671	{
672	XFreePixmap (target->dpy, pixmap);
673	pixmap = None;
674	}
675	}
676
677	/* create Pixmap */	596	/* create Pixmap */
678	if (pixmap == None)	597	if (pixmap == None
		598	\|\| pmap_width != new_pmap_width
		599	\|\| pmap_height != new_pmap_height)
679	{	600	{
		601	if (pixmap)
		602	XFreePixmap (target->dpy, pixmap);
680	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);
681	pmap_width = new_pmap_width;	604	pmap_width = new_pmap_width;
682	pmap_height = new_pmap_height;	605	pmap_height = new_pmap_height;
683	pmap_depth = target->depth;
684	}	606	}
685	/* fill with background color (if result's not completely overlapping it) */	607	/* fill with background color (if result's not completely overlapping it) */
686	gcv.foreground = target->pix_colors[Color_bg];	608	gcv.foreground = target->pix_colors[Color_bg];
687	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);	609	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
688		610
…		…
721	}	643	}
722	# endif /* HAVE_AFTERIMAGE */	644	# endif /* HAVE_AFTERIMAGE */
723		645
724	# ifdef HAVE_PIXBUF	646	# ifdef HAVE_PIXBUF
725	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
726	bgPixmap_t::render_image (unsigned long background_flags)	733	bgPixmap_t::render_image (unsigned long background_flags)
727	{	734	{
728	if (target == NULL)	735	if (target == NULL)
729	return false;	736	return false;
730		737
731	if (!pixbuf)	738	if (!pixbuf)
732	return false;	739	return false;
733		740
734	#if !XFT
735	if (background_flags)	741	if (background_flags
		742	&& !(flags & HAS_RENDER))
736	return false;	743	return false;
737	#endif
738		744
739	GdkPixbuf *result;	745	GdkPixbuf *result;
740		746
741	int image_width = gdk_pixbuf_get_width (pixbuf);	747	int image_width = gdk_pixbuf_get_width (pixbuf);
742	int image_height = gdk_pixbuf_get_height (pixbuf);	748	int image_height = gdk_pixbuf_get_height (pixbuf);
…		…
793	new_pmap_width = min (image_width, target_width);	799	new_pmap_width = min (image_width, target_width);
794	new_pmap_height = min (image_height, target_height);	800	new_pmap_height = min (image_height, target_height);
795	}	801	}
796	}	802	}
797		803
798	if (pixmap)
799	{
800	if (pmap_width != new_pmap_width
801	\|\| pmap_height != new_pmap_height
802	\|\| pmap_depth != target->depth)
803	{
804	XFreePixmap (target->dpy, pixmap);
805	pixmap = None;
806	}
807	}
808
809	if (pixmap == None)	804	if (pixmap == None
		805	\|\| pmap_width != new_pmap_width
		806	\|\| pmap_height != new_pmap_height)
810	{	807	{
		808	if (pixmap)
		809	XFreePixmap (target->dpy, pixmap);
811	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);
812	pmap_width = new_pmap_width;	811	pmap_width = new_pmap_width;
813	pmap_height = new_pmap_height;	812	pmap_height = new_pmap_height;
814	pmap_depth = target->depth;
815	}	813	}
816		814
817	gcv.foreground = target->pix_colors[Color_bg];	815	gcv.foreground = target->pix_colors[Color_bg];
818	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);	816	gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
819		817
820	if (h_scale == 0 \|\| v_scale == 0)	818	if (h_scale == 0 \|\| v_scale == 0)
821	{	819	{
822	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);
823	gdk_pixbuf_xlib_render_to_drawable (result, tile, gc,	821	pixbuf_to_pixmap (result, tile, gc,
824	0, 0,	822	0, 0,
825	0, 0,	823	0, 0,
826	image_width, image_height,	824	image_width, image_height);
827	XLIB_RGB_DITHER_NONE,
828	0, 0);
829		825
830	gcv.tile = tile;	826	gcv.tile = tile;
831	gcv.fill_style = FillTiled;	827	gcv.fill_style = FillTiled;
832	gcv.ts_x_origin = x;	828	gcv.ts_x_origin = x;
833	gcv.ts_y_origin = y;	829	gcv.ts_y_origin = y;
…		…
848	\|\| dst_x + dst_width < new_pmap_width	844	\|\| dst_x + dst_width < new_pmap_width
849	\|\| dst_y + dst_height < new_pmap_height)	845	\|\| dst_y + dst_height < new_pmap_height)
850	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);
851		847
852	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	848	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
853	gdk_pixbuf_xlib_render_to_drawable (result, pixmap, gc,	849	pixbuf_to_pixmap (result, pixmap, gc,
854	src_x, src_y,	850	src_x, src_y,
855	dst_x, dst_y,	851	dst_x, dst_y,
856	dst_width, dst_height,	852	dst_width, dst_height);
857	XLIB_RGB_DITHER_NONE,
858	0, 0);
859	}	853	}
860		854
861	#if XFT	855	#if XRENDER
862	if (background_flags)	856	if (background_flags)
863	{	857	{
864	Display *dpy = target->dpy;	858	Display *dpy = target->dpy;
865	XRenderPictureAttributes pa;	859	XRenderPictureAttributes pa;
866		860
867	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, target->display->screen));	861	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, target->visual);
868	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);	862	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);
869		863
870	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);	864	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);
871	Picture dst = XRenderCreatePicture (dpy, pixmap, dst_format, 0, &pa);	865	Picture dst = XRenderCreatePicture (dpy, pixmap, dst_format, 0, &pa);
872		866
…		…
909	# endif /* HAVE_PIXBUF */	903	# endif /* HAVE_PIXBUF */
910		904
911	bool	905	bool
912	bgPixmap_t::set_file (const char *file)	906	bgPixmap_t::set_file (const char *file)
913	{	907	{
914	assert (file);	908	if (!file \|\| !*file)
		909	return false;
915		910
916	if (*file)
917	{
918	if (const char *p = strchr (file, ';'))	911	if (const char *p = strchr (file, ';'))
919	{	912	{
920	size_t len = p - file;	913	size_t len = p - file;
921	char *f = rxvt_temp_buf<char> (len + 1);	914	char *f = rxvt_temp_buf<char> (len + 1);
922	memcpy (f, file, len);	915	memcpy (f, file, len);
923	f[len] = '\0';	916	f[len] = '\0';
924	file = f;	917	file = f;
925	}	918	}
926		919
927	# ifdef HAVE_AFTERIMAGE	920	# ifdef HAVE_AFTERIMAGE
928	if (!target->asimman)	921	if (!target->asimman)
929	target->asimman = create_generic_imageman (target->rs[Rs_path]);	922	target->asimman = create_generic_imageman (target->rs[Rs_path]);
930	ASImage *image = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);	923	ASImage *image = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);
931	if (image)	924	if (image)
932	{	925	{
933	if (original_asim)	926	if (original_asim)
934	safe_asimage_destroy (original_asim);	927	safe_asimage_destroy (original_asim);
935	original_asim = image;	928	original_asim = image;
		929	flags \|= CLIENT_RENDER;
936	have_image = true;	930	have_image = true;
937	return true;	931	return true;
938	}	932	}
939	# endif	933	# endif
940		934
941	# ifdef HAVE_PIXBUF	935	# ifdef HAVE_PIXBUF
942	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);	936	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
943	if (image)	937	if (image)
944	{	938	{
945	if (pixbuf)	939	if (pixbuf)
946	g_object_unref (pixbuf);	940	g_object_unref (pixbuf);
947	pixbuf = image;	941	pixbuf = image;
948	have_image = true;	942	have_image = true;
949	return true;	943	return true;
950	}	944	}
951	# endif	945	# endif
952	}
953		946
954	return false;	947	return false;
955	}	948	}
956		949
957	# endif /* BG_IMAGE_FROM_FILE */	950	# endif /* BG_IMAGE_FROM_FILE */
…		…
970	}	963	}
971		964
972	bool	965	bool
973	bgPixmap_t::set_blur_radius (const char *geom)	966	bgPixmap_t::set_blur_radius (const char *geom)
974	{	967	{
975	int changed = 0;	968	bool changed = false;
976	unsigned int hr, vr;	969	unsigned int hr, vr;
977	int junk;	970	int junk;
978	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);	971	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
979		972
980	if (!(geom_flags & WidthValue))	973	if (!(geom_flags & WidthValue))
…		…
985	min_it (hr, 128);	978	min_it (hr, 128);
986	min_it (vr, 128);	979	min_it (vr, 128);
987		980
988	if (h_blurRadius != hr)	981	if (h_blurRadius != hr)
989	{	982	{
990	++changed;	983	changed = true;
991	h_blurRadius = hr;	984	h_blurRadius = hr;
992	}	985	}
993		986
994	if (v_blurRadius != vr)	987	if (v_blurRadius != vr)
995	{	988	{
996	++changed;	989	changed = true;
997	v_blurRadius = vr;	990	v_blurRadius = vr;
998	}	991	}
999		992
1000	if (v_blurRadius == 0 && h_blurRadius == 0)	993	if (v_blurRadius == 0 && h_blurRadius == 0)
1001	flags &= ~blurNeeded;	994	flags &= ~blurNeeded;
1002	else	995	else
1003	flags \|= blurNeeded;	996	flags \|= blurNeeded;
1004		997
1005	#if XFT
1006	XFilters *filters = XRenderQueryFilters (target->dpy, target->display->root);
1007	if (filters)
1008	{
1009	for (int i = 0; i < filters->nfilter; i++)
1010	if (!strcmp (filters->filter[i], FilterConvolution))
1011	flags \|= bgPixmap_t::blurServerSide;
1012
1013	XFree (filters);
1014	}
1015	#endif
1016
1017	return (changed > 0);	998	return changed;
1018	}	999	}
1019		1000
1020	static inline unsigned long	1001	static inline unsigned long
1021	compute_tint_shade_flags (rxvt_color *tint, int shade)	1002	compute_tint_shade_flags (rxvt_color *tint, int shade)
1022	{	1003	{
…		…
1025	bool has_shade = shade != 100;	1006	bool has_shade = shade != 100;
1026		1007
1027	if (tint)	1008	if (tint)
1028	{	1009	{
1029	tint->get (c);	1010	tint->get (c);
1030	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 \|\| (cmp) >= 0x00f700)	1011	if (!has_shade
1031	if (!has_shade && IS_COMPONENT_WHOLESOME (c.r)	1012	&& (c.r <= 0x00ff \|\| c.r >= 0xff00)
1032	&& IS_COMPONENT_WHOLESOME (c.g)	1013	&& (c.g <= 0x00ff \|\| c.g >= 0xff00)
1033	&& IS_COMPONENT_WHOLESOME (c.b))	1014	&& (c.b <= 0x00ff \|\| c.b >= 0xff00))
1034	flags \|= bgPixmap_t::tintWholesome;	1015	flags \|= bgPixmap_t::tintWholesome;
1035	# undef IS_COMPONENT_WHOLESOME
1036	}	1016	}
1037		1017
1038	if (has_shade)	1018	if (has_shade \|\| tint)
1039	flags \|= bgPixmap_t::tintNeeded;	1019	flags \|= bgPixmap_t::tintNeeded;
1040	else if (tint)
1041	{
1042	if ((c.r > 0x000700 \|\| c.g > 0x000700 \|\| c.b > 0x000700)
1043	&& (c.r < 0x00f700 \|\| c.g < 0x00f700 \|\| c.b < 0x00f700))
1044	{
1045	flags \|= bgPixmap_t::tintNeeded;
1046	}
1047	}
1048
1049	if (flags & bgPixmap_t::tintNeeded)
1050	{
1051	if (flags & bgPixmap_t::tintWholesome)
1052	flags \|= bgPixmap_t::tintServerSide;
1053	else
1054	{
1055	#if XFT
1056	flags \|= bgPixmap_t::tintServerSide;
1057	#endif
1058	}
1059	}
1060		1020
1061	return flags;	1021	return flags;
1062	}	1022	}
1063		1023
1064	bool	1024	bool
…		…
1074		1034
1075	return false;	1035	return false;
1076	}	1036	}
1077		1037
1078	bool	1038	bool
1079	bgPixmap_t::unset_tint ()
1080	{
1081	unsigned long new_flags = compute_tint_shade_flags (NULL, shade);
1082
1083	if (new_flags != (flags & tintFlags))
1084	{
1085	flags = (flags & ~tintFlags) \| new_flags;
1086	return true;
1087	}
1088
1089	return false;
1090	}
1091
1092	bool
1093	bgPixmap_t::set_shade (const char *shade_str)	1039	bgPixmap_t::set_shade (const char *shade_str)
1094	{	1040	{
1095	int new_shade = (shade_str) ? atoi (shade_str) : 100;	1041	int new_shade = (shade_str) ? atoi (shade_str) : 100;
1096		1042
1097	clamp_it (new_shade, -100, 200);	1043	clamp_it (new_shade, -100, 200);
…		…
1107	}	1053	}
1108		1054
1109	return false;	1055	return false;
1110	}	1056	}
1111		1057
1112	#if XFT	1058	#if XRENDER
1113	static void	1059	static void
1114	get_gaussian_kernel (int radius, int width, double kernel, XFixed params)	1060	get_gaussian_kernel (int radius, int width, double kernel, XFixed params)
1115	{	1061	{
1116	double sigma = radius / 2.0;	1062	double sigma = radius / 2.0;
1117	double scale = sqrt (2.0 * M_PI) * sigma;	1063	double scale = sqrt (2.0 * M_PI) * sigma;
…		…
1134		1080
1135	bool	1081	bool
1136	bgPixmap_t::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	1082	bgPixmap_t::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
1137	{	1083	{
1138	bool ret = false;	1084	bool ret = false;
1139	#if XFT	1085	#if XRENDER
1140	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;	1086	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
1141	double kernel = (double )malloc (size * sizeof (double));	1087	double kernel = (double )malloc (size * sizeof (double));
1142	XFixed params = (XFixed )malloc ((size + 2) * sizeof (XFixed));	1088	XFixed params = (XFixed )malloc ((size + 2) * sizeof (XFixed));
1143		1089
1144	Display *dpy = target->dpy;	1090	Display *dpy = target->dpy;
…		…
1221	XFreeGC (dpy, gc);	1167	XFreeGC (dpy, gc);
1222	}	1168	}
1223	}	1169	}
1224	else	1170	else
1225	{	1171	{
1226	# if XFT	1172	# if XRENDER
1227	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1173	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1228		1174
1229	if (flags & tintSet)	1175	if (flags & tintSet)
1230	tint.get (c);	1176	tint.get (c);
1231		1177
…		…
1235	c.g = (c.g * shade) / 100;	1181	c.g = (c.g * shade) / 100;
1236	c.b = (c.b * shade) / 100;	1182	c.b = (c.b * shade) / 100;
1237	}	1183	}
1238	else	1184	else
1239	{	1185	{
1240	c.r = ((0xffff - c.r) * (200 - shade)) / 100;	1186	c.r = (c.r * (200 - shade)) / 100;
1241	c.g = ((0xffff - c.g) * (200 - shade)) / 100;	1187	c.g = (c.g * (200 - shade)) / 100;
1242	c.b = ((0xffff - c.b) * (200 - shade)) / 100;	1188	c.b = (c.b * (200 - shade)) / 100;
1243	}	1189	}
1244		1190
1245	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);	1191	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
1246	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	1192	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1247	XRenderPictureAttributes pa;	1193	XRenderPictureAttributes pa;
…		…
1261		1207
1262	if (mask_pic && overlay_pic && back_pic)	1208	if (mask_pic && overlay_pic && back_pic)
1263	{	1209	{
1264	XRenderColor mask_c;	1210	XRenderColor mask_c;
1265		1211
1266	memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof (mask_c));	1212	mask_c.red = mask_c.green = mask_c.blue = 0;
1267	mask_c.alpha = 0xffff;	1213	mask_c.alpha = 0xffff;
1268	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);	1214	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1269		1215
1270	mask_c.alpha = 0;	1216	mask_c.alpha = 0;
1271	mask_c.red = 0xffff - c.r;	1217	mask_c.red = 0xffff - c.r;
1272	mask_c.green = 0xffff - c.g;	1218	mask_c.green = 0xffff - c.g;
1273	mask_c.blue = 0xffff - c.b;	1219	mask_c.blue = 0xffff - c.b;
1274	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);	1220	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1275	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
1276	ret = true;	1232	ret = true;
1277	}	1233	}
1278		1234
1279	XRenderFreePicture (dpy, mask_pic);	1235	XRenderFreePicture (dpy, mask_pic);
1280	XRenderFreePicture (dpy, overlay_pic);	1236	XRenderFreePicture (dpy, overlay_pic);
…		…
1284		1240
1285	return ret;	1241	return ret;
1286	}	1242	}
1287		1243
1288	/* make_transparency_pixmap()	1244	/* make_transparency_pixmap()
1289	* 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
1290	* 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
1291	* our window.	1247	* our window.
1292	*/	1248	*/
1293	unsigned long	1249	unsigned long
1294	bgPixmap_t::make_transparency_pixmap ()	1250	bgPixmap_t::make_transparency_pixmap ()
1295	{	1251	{
…		…
1299	return 0;	1255	return 0;
1300		1256
1301	/* 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
1302	* be always up-to-date, so let's use it :	1258	* be always up-to-date, so let's use it :
1303	*/	1259	*/
1304	Window root = target->display->root;
1305	int screen = target->display->screen;	1260	int screen = target->display->screen;
1306	Display *dpy = target->dpy;	1261	Display *dpy = target->dpy;
		1262	int root_depth = DefaultDepth (dpy, screen);
1307	int root_width = DisplayWidth (dpy, screen);	1263	int root_width = DisplayWidth (dpy, screen);
1308	int root_height = DisplayHeight (dpy, screen);	1264	int root_height = DisplayHeight (dpy, screen);
1309	unsigned int root_pmap_width, root_pmap_height;	1265	unsigned int root_pmap_width, root_pmap_height;
1310	int window_width = target->szHint.width;	1266	int window_width = target->szHint.width;
1311	int window_height = target->szHint.height;	1267	int window_height = target->szHint.height;
1312	int sx, sy;	1268	int sx, sy;
1313	XGCValues gcv;	1269	XGCValues gcv;
1314	GC gc;	1270	GC gc;
1315		1271
1316	target->get_window_origin (sx, sy);	1272	sx = target_x;
		1273	sy = target_y;
1317		1274
1318	/* 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 : */
1319	if (sx + window_width <= 0 \|\| sy + window_height <= 0	1276	if (sx + window_width <= 0 \|\| sy + window_height <= 0
1320	\|\| sx >= root_width \|\| sy >= root_height)	1277	\|\| sx >= root_width \|\| sy >= root_height)
1321	return 0;	1278	return 0;
1322		1279
		1280	// validate root pixmap and get its size
1323	if (root_pixmap != None)	1281	if (root_pixmap != None)
1324	{	1282	{
1325	/* we want to validate the pixmap and get its size at the same time : */	1283	Window wdummy;
1326	int junk;	1284	int idummy;
1327	unsigned int ujunk;	1285	unsigned int udummy;
1328	/* root pixmap may be bad - allow a error */	1286
1329	target->allowedxerror = -1;	1287	target->allowedxerror = -1;
1330		1288
1331	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))
1332	root_pixmap = None;	1290	root_pixmap = None;
1333		1291
1334	target->allowedxerror = 0;	1292	target->allowedxerror = 0;
		1293	}
		1294
		1295	Pixmap recoded_root_pmap = root_pixmap;
		1296
		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;
1335	}	1325	}
1336		1326
1337	if (root_pixmap == None)	1327	if (root_pixmap == None)
1338	return 0;	1328	return 0;
1339		1329
1340	Pixmap tiled_root_pmap = XCreatePixmap (dpy, root, window_width, window_height, root_depth);	1330	if (pixmap == None
		1331	\|\| pmap_width != window_width
		1332	\|\| pmap_height != window_height)
		1333	{
		1334	if (pixmap)
		1335	XFreePixmap (target->dpy, pixmap);
		1336	pixmap = XCreatePixmap (target->dpy, target->vt, window_width, window_height, target->depth);
		1337	pmap_width = window_width;
		1338	pmap_height = window_height;
		1339	}
1341		1340
1342	if (tiled_root_pmap == None) /* something really bad happened - abort */	1341	if (pixmap == None)
1343	return 0;	1342	return 0;
1344		1343
1345	/* straightforward pixmap copy */	1344	/* straightforward pixmap copy */
1346	gcv.tile = root_pixmap;
1347	gcv.fill_style = FillTiled;
1348
1349	while (sx < 0) sx += (int)root_width;	1345	while (sx < 0) sx += (int)root_width;
1350	while (sy < 0) sy += (int)root_height;	1346	while (sy < 0) sy += (int)root_height;
1351		1347
		1348	gcv.tile = recoded_root_pmap;
		1349	gcv.fill_style = FillTiled;
1352	gcv.ts_x_origin = -sx;	1350	gcv.ts_x_origin = -sx;
1353	gcv.ts_y_origin = -sy;	1351	gcv.ts_y_origin = -sy;
1354	gc = XCreateGC (dpy, root, GCFillStyle \| GCTile \| GCTileStipXOrigin \| GCTileStipYOrigin, &gcv);	1352	gc = XCreateGC (dpy, target->vt, GCFillStyle \| GCTile \| GCTileStipXOrigin \| GCTileStipYOrigin, &gcv);
1355		1353
1356	if (gc)	1354	if (gc)
1357	{	1355	{
1358	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);	1356	XFillRectangle (dpy, pixmap, gc, 0, 0, window_width, window_height);
1359	result \|= transpPmapTiled;	1357	result \|= transpPmapTiled;
1360	XFreeGC (dpy, gc);	1358	XFreeGC (dpy, gc);
1361	}
1362		1359
1363	if (tiled_root_pmap != None)	1360	if (!(flags & CLIENT_RENDER))
1364	{
1365	if (!need_client_side_rendering ())
1366	{
1367	if (flags & (blurNeeded \| blurServerSide))
1368	{	1361	{
		1362	if ((flags & blurNeeded)
		1363	&& (flags & HAS_RENDER_CONV))
		1364	{
1369	if (blur_pixmap (tiled_root_pmap, DefaultVisual (dpy, screen), window_width, window_height))	1365	if (blur_pixmap (pixmap, target->visual, window_width, window_height))
1370	result \|= transpPmapBlurred;	1366	result \|= transpPmapBlurred;
1371	}	1367	}
1372	if (flags & (tintNeeded \| tintServerSide))	1368	if ((flags & tintNeeded)
		1369	&& (flags & (tintWholesome \| HAS_RENDER)))
1373	{	1370	{
1374	if (tint_pixmap (tiled_root_pmap, DefaultVisual (dpy, screen), window_width, window_height))	1371	if (tint_pixmap (pixmap, target->visual, window_width, window_height))
1375	result \|= transpPmapTinted;	1372	result \|= transpPmapTinted;
1376	}	1373	}
1377	} /* server side rendering completed */	1374	} /* server side rendering completed */
1378
1379	if (pixmap)
1380	XFreePixmap (dpy, pixmap);
1381
1382	pixmap = tiled_root_pmap;
1383	pmap_width = window_width;
1384	pmap_height = window_height;
1385	pmap_depth = root_depth;
1386	}	1375	}
		1376
		1377	if (recoded_root_pmap != root_pixmap)
		1378	XFreePixmap (dpy, recoded_root_pmap);
1387		1379
1388	return result;	1380	return result;
1389	}	1381	}
1390		1382
1391	bool	1383	void
1392	bgPixmap_t::set_root_pixmap ()	1384	bgPixmap_t::set_root_pixmap ()
1393	{	1385	{
1394	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]);
1395	if (new_root_pixmap == None)	1387	if (new_root_pixmap == None)
1396	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]);
1397		1389
1398	if (new_root_pixmap != root_pixmap)
1399	{
1400	root_pixmap = new_root_pixmap;	1390	root_pixmap = new_root_pixmap;
1401	return true;
1402	}
1403
1404	return false;
1405	}	1391	}
1406	# endif /* ENABLE_TRANSPARENCY */	1392	# endif /* ENABLE_TRANSPARENCY */
1407		1393
1408	# ifndef HAVE_AFTERIMAGE	1394	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1409	static void ShadeXImage(Visual visual, XImage srcImage, int shade, int rm, int gm, int bm);	1395	static void shade_ximage (Visual visual, XImage ximage, int shade, const rgba &c);
1410	# endif	1396	# endif
1411		1397
1412	bool	1398	bool
1413	bgPixmap_t::render ()	1399	bgPixmap_t::render ()
1414	{	1400	{
…		…
1423	{	1409	{
1424	/* we need to re-generate transparency pixmap in that case ! */	1410	/* we need to re-generate transparency pixmap in that case ! */
1425	background_flags = make_transparency_pixmap ();	1411	background_flags = make_transparency_pixmap ();
1426	if (background_flags == 0)	1412	if (background_flags == 0)
1427	return false;	1413	return false;
1428	else if ((background_flags & transpTransformations) == (flags & transpTransformations)	1414	else if ((background_flags & transpTransformations) == (flags & transpTransformations))
1429	&& pmap_depth == target->depth)
1430	flags = flags & ~isInvalid;	1415	flags &= ~isInvalid;
1431	}	1416	}
1432	# endif	1417	# endif
1433		1418
1434	# ifdef BG_IMAGE_FROM_FILE	1419	# ifdef BG_IMAGE_FROM_FILE
1435	if (have_image	1420	if (have_image
1436	\|\| (background_flags & transpTransformations) != (flags & transpTransformations))	1421	\|\| (background_flags & transpTransformations) != (flags & transpTransformations))
1437	{	1422	{
1438	if (render_image (background_flags))	1423	if (render_image (background_flags))
1439	flags = flags & ~isInvalid;	1424	flags &= ~isInvalid;
1440	}	1425	}
1441	# endif	1426	# endif
1442		1427
		1428	# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1443	XImage *result = NULL;	1429	XImage *result = NULL;
1444		1430
1445	if (background_flags && (flags & isInvalid))	1431	if (background_flags && (flags & isInvalid))
1446	{	1432	{
1447	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);
1448	}	1434	}
1449		1435
1450	if (result)	1436	if (result)
1451	{	1437	{
1452	# if !defined(HAVE_AFTERIMAGE) && !XFT
1453	/* our own client-side tinting */	1438	/* our own client-side tinting */
1454	/* ATTENTION: We ASSUME that XFT will let us do all the tinting necessary server-side.
1455	This may need to be changed in need_client_side_rendering() logic is altered !!! */
1456	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	1439	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
1457	{	1440	{
1458	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1441	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1459	if (flags & tintSet)	1442	if (flags & tintSet)
1460	tint.get (c);	1443	tint.get (c);
1461	ShadeXImage (DefaultVisual (target->dpy, target->display->screen), result, shade, c.r, c.g, c.b);	1444	shade_ximage (DefaultVisual (target->dpy, target->display->screen), result, shade, c);
1462	}	1445	}
1463	# endif
1464		1446
1465	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);	1447	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);
1466		1448
1467	if (gc)	1449	if (gc)
1468	{	1450	{
1469	if (/pmap_depth != target->depth &&/ pixmap != None)
1470	{
1471	XFreePixmap (target->dpy, pixmap);
1472	pixmap = None;
1473	}
1474
1475	if (pixmap == None)
1476	{
1477	pixmap = XCreatePixmap (target->dpy, target->vt, result->width, result->height, target->depth);
1478	pmap_width = result->width;
1479	pmap_height = result->height;
1480	pmap_depth = target->depth;
1481	}
1482
1483	if (pmap_depth != result->depth)
1484	{
1485	/* Bad Match error will ensue ! stupid X !!!! */
1486	if (result->depth == 24 && pmap_depth == 32)
1487	result->depth = 32;
1488	else if (result->depth == 32 && pmap_depth == 24)
1489	result->depth = 24;
1490	else
1491	{
1492	/* TODO: implement image recoding */
1493	}
1494	}
1495
1496	if (pmap_depth == result->depth)
1497	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);
1498		1452
1499	XFreeGC (target->dpy, gc);	1453	XFreeGC (target->dpy, gc);
1500	flags = flags & ~isInvalid;	1454	flags &= ~isInvalid;
1501	}	1455	}
1502		1456
1503	XDestroyImage (result);	1457	XDestroyImage (result);
1504	}	1458	}
		1459	# endif
1505		1460
1506	if (flags & isInvalid)	1461	if (flags & isInvalid)
1507	{	1462	{
1508	if (pixmap != None)	1463	if (pixmap != None)
1509	{	1464	{
…		…
1517	valid_since = ev::now ();	1472	valid_since = ev::now ();
1518		1473
1519	return true;	1474	return true;
1520	}	1475	}
1521		1476
1522	bool	1477	void
1523	bgPixmap_t::set_target (rxvt_term *new_target)	1478	bgPixmap_t::set_target (rxvt_term *new_target)
1524	{	1479	{
1525	if (new_target)
1526	if (target != new_target)
1527	{
1528	target = new_target;	1480	target = new_target;
1529	# ifdef ENABLE_TRANSPARENCY	1481
1530	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	}
1531	# endif	1496	#endif
1532	return true;
1533	}
1534
1535	return false;
1536	}	1497	}
1537		1498
1538	void	1499	void
1539	bgPixmap_t::apply ()	1500	bgPixmap_t::apply ()
1540	{	1501	{
1541	if (target)	1502	if (target == NULL)
1542	{	1503	return;
1543	flags &= ~isVtOrigin;
1544		1504
1545	if (pixmap != None)	1505	if (pixmap != None)
1546	{	1506	{
1547	/* set target's background to pixmap */	1507	/* set target's background to pixmap */
1548	# ifdef ENABLE_TRANSPARENCY	1508	# ifdef ENABLE_TRANSPARENCY
1549	if (flags & isTransparent)	1509	if (flags & isTransparent)
1550	{	1510	{
1551	XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);	1511	XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);
1552	XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);	1512	XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);
1553		1513
1554	if (target->scrollBar.win)	1514	if (target->scrollBar.win)
1555	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);	1515	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);
1556	}	1516	}
1557	else	1517	else
1558	# endif	1518	# endif
1559	{	1519	{
1560	flags \|= isVtOrigin;
1561	/* force old pixmap dereference in case it was transparent before :*/	1520	/* force old pixmap dereference in case it was transparent before :*/
1562	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1563	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1564	/* do we also need to set scrollbar's background here ? */
1565
1566	if (target->scrollBar.win)
1567	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1568	}
1569	}
1570	else
1571	{
1572	/* set target background to a pixel */
1573	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);	1521	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1574	XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);	1522	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1575	/* do we also need to set scrollbar's background here ? */	1523	/* do we also need to set scrollbar's background here ? */
		1524
1576	if (target->scrollBar.win)	1525	if (target->scrollBar.win)
1577	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);	1526	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1578	}	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	}
1579		1538
1580	/* 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
1581	scr_touch or we get a great deal of flicker otherwise: */	1540	scr_touch or we get a great deal of flicker otherwise: */
1582	XClearWindow (target->dpy, target->parent[0]);	1541	XClearWindow (target->dpy, target->parent[0]);
1583		1542
1584	if (target->scrollBar.state && target->scrollBar.win)	1543	if (target->scrollBar.state && target->scrollBar.win)
1585	{	1544	{
1586	target->scrollBar.state = STATE_IDLE;	1545	target->scrollBar.state = STATE_IDLE;
1587	target->scrollBar.show (0);	1546	target->scrollBar.show (0);
1588	}	1547	}
1589		1548
1590	target->want_refresh = 1;	1549	target->want_refresh = 1;
1591	flags \|= hasChanged;	1550	flags \|= hasChanged;
1592	}
1593	}	1551	}
1594		1552
1595	#endif /* HAVE_BG_PIXMAP */	1553	#endif /* HAVE_BG_PIXMAP */
1596		1554
1597	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) && !XFT	1555	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1598	/* taken from aterm-0.4.2 */	1556	/* taken from aterm-0.4.2 */
1599		1557
1600	static void	1558	static void
1601	ShadeXImage(Visual visual, XImage srcImage, int shade, int rm, int gm, int bm)	1559	shade_ximage (Visual visual, XImage ximage, int shade, const rgba &c)
1602	{	1560	{
1603	int sh_r, sh_g, sh_b;	1561	int sh_r, sh_g, sh_b;
1604	uint32_t mask_r, mask_g, mask_b;	1562	uint32_t mask_r, mask_g, mask_b;
1605	uint32_t lookup, lookup_r, lookup_g, lookup_b;	1563	uint32_t lookup, lookup_r, lookup_g, lookup_b;
1606	unsigned int lower_lim_r, lower_lim_g, lower_lim_b;	1564	rgba low;
1607	unsigned int upper_lim_r, upper_lim_g, upper_lim_b;	1565	rgba high;
1608	int i;	1566	int i;
1609	int host_byte_order = byteorder.big_endian () ? MSBFirst : LSBFirst;	1567	int host_byte_order = byteorder::big_endian () ? MSBFirst : LSBFirst;
1610		1568
1611	if (visual->c_class != TrueColor \|\| srcImage->format != ZPixmap) return;	1569	if (visual->c_class != TrueColor \|\| ximage->format != ZPixmap) return;
1612		1570
1613	/* for convenience */	1571	/* for convenience */
1614	mask_r = visual->red_mask;	1572	mask_r = visual->red_mask;
1615	mask_g = visual->green_mask;	1573	mask_g = visual->green_mask;
1616	mask_b = visual->blue_mask;	1574	mask_b = visual->blue_mask;
1617		1575
1618	/* boring lookup table pre-initialization */	1576	/* boring lookup table pre-initialization */
1619	switch (srcImage->depth)	1577	switch (ximage->depth)
1620	{	1578	{
1621	case 15:	1579	case 15:
1622	if ((mask_r != 0x7c00) \|\|	1580	if ((mask_r != 0x7c00) \|\|
1623	(mask_g != 0x03e0) \|\|	1581	(mask_g != 0x03e0) \|\|
1624	(mask_b != 0x001f))	1582	(mask_b != 0x001f))
…		…
1677	/* prepare limits for color transformation (each channel is handled separately) */	1635	/* prepare limits for color transformation (each channel is handled separately) */
1678	if (shade > 100)	1636	if (shade > 100)
1679	{	1637	{
1680	shade = 200 - shade;	1638	shade = 200 - shade;
1681		1639
1682	lower_lim_r = 65535-rm;	1640	high.r = c.r * shade / 100;
1683	lower_lim_g = 65535-gm;	1641	high.g = c.g * shade / 100;
1684	lower_lim_b = 65535-bm;	1642	high.b = c.b * shade / 100;
1685		1643
1686	lower_lim_r = 65535-(unsigned int)(((uint32_t)lower_lim_r)*((uint32_t)shade)/100);	1644	low.r = 65535 * (100 - shade) / 100;
1687	lower_lim_g = 65535-(unsigned int)(((uint32_t)lower_lim_g)*((uint32_t)shade)/100);	1645	low.g = 65535 * (100 - shade) / 100;
1688	lower_lim_b = 65535-(unsigned int)(((uint32_t)lower_lim_b)*((uint32_t)shade)/100);	1646	low.b = 65535 * (100 - shade) / 100;
1689
1690	upper_lim_r = upper_lim_g = upper_lim_b = 65535;
1691	}	1647	}
1692	else	1648	else
1693	{	1649	{
		1650	high.r = c.r * shade / 100;
		1651	high.g = c.g * shade / 100;
		1652	high.b = c.b * shade / 100;
1694		1653
1695	lower_lim_r = lower_lim_g = lower_lim_b = 0;	1654	low.r = low.g = low.b = 0;
1696
1697	upper_lim_r = (unsigned int)((((uint32_t)rm)*((uint32_t)shade))/100);
1698	upper_lim_g = (unsigned int)((((uint32_t)gm)*((uint32_t)shade))/100);
1699	upper_lim_b = (unsigned int)((((uint32_t)bm)*((uint32_t)shade))/100);
1700	}	1655	}
1701		1656
1702	/* fill our lookup tables */	1657	/* fill our lookup tables */
1703	for (i = 0; i <= mask_r>>sh_r; i++)	1658	for (i = 0; i <= mask_r>>sh_r; i++)
1704	{	1659	{
1705	uint32_t tmp;	1660	uint32_t tmp;
1706	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_r-lower_lim_r));	1661	tmp = i * high.r;
1707	tmp += ((uint32_t)(mask_r>>sh_r))*((uint32_t)lower_lim_r);	1662	tmp += (mask_r>>sh_r) * low.r;
1708	lookup_r[i] = (tmp/65535)<<sh_r;	1663	lookup_r[i] = (tmp/65535)<<sh_r;
1709	}	1664	}
1710	for (i = 0; i <= mask_g>>sh_g; i++)	1665	for (i = 0; i <= mask_g>>sh_g; i++)
1711	{	1666	{
1712	uint32_t tmp;	1667	uint32_t tmp;
1713	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_g-lower_lim_g));	1668	tmp = i * high.g;
1714	tmp += ((uint32_t)(mask_g>>sh_g))*((uint32_t)lower_lim_g);	1669	tmp += (mask_g>>sh_g) * low.g;
1715	lookup_g[i] = (tmp/65535)<<sh_g;	1670	lookup_g[i] = (tmp/65535)<<sh_g;
1716	}	1671	}
1717	for (i = 0; i <= mask_b>>sh_b; i++)	1672	for (i = 0; i <= mask_b>>sh_b; i++)
1718	{	1673	{
1719	uint32_t tmp;	1674	uint32_t tmp;
1720	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_b-lower_lim_b));	1675	tmp = i * high.b;
1721	tmp += ((uint32_t)(mask_b>>sh_b))*((uint32_t)lower_lim_b);	1676	tmp += (mask_b>>sh_b) * low.b;
1722	lookup_b[i] = (tmp/65535)<<sh_b;	1677	lookup_b[i] = (tmp/65535)<<sh_b;
1723	}	1678	}
1724		1679
1725	/* apply table to input image (replacing colors by newly calculated ones) */	1680	/* apply table to input image (replacing colors by newly calculated ones) */
1726	if (srcImage->bits_per_pixel == 32	1681	if (ximage->bits_per_pixel == 32
1727	&& (srcImage->depth == 24 \|\| srcImage->depth == 32)	1682	&& (ximage->depth == 24 \|\| ximage->depth == 32)
1728	&& srcImage->byte_order == host_byte_order)	1683	&& ximage->byte_order == host_byte_order)
1729	{	1684	{
1730	uint32_t p1, pf, p, pl;	1685	uint32_t p1, pf, p, pl;
1731	p1 = (uint32_t *) srcImage->data;	1686	p1 = (uint32_t *) ximage->data;
1732	pf = (uint32_t ) (srcImage->data + srcImage->height srcImage->bytes_per_line);	1687	pf = (uint32_t ) (ximage->data + ximage->height ximage->bytes_per_line);
1733		1688
1734	while (p1 < pf)	1689	while (p1 < pf)
1735	{	1690	{
1736	p = p1;	1691	p = p1;
1737	pl = p1 + srcImage->width;	1692	pl = p1 + ximage->width;
1738	for (; p < pl; p++)	1693	for (; p < pl; p++)
1739	{	1694	{
1740	p = lookup_r[(p & 0xff0000) >> 16] \|	1695	p = lookup_r[(p & 0xff0000) >> 16] \|
1741	lookup_g[(*p & 0x00ff00) >> 8] \|	1696	lookup_g[(*p & 0x00ff00) >> 8] \|
1742	lookup_b[(*p & 0x0000ff)] \|	1697	lookup_b[(*p & 0x0000ff)] \|
1743	(*p & 0xff000000);	1698	(*p & 0xff000000);
1744	}	1699	}
1745	p1 = (uint32_t ) ((char ) p1 + srcImage->bytes_per_line);	1700	p1 = (uint32_t ) ((char ) p1 + ximage->bytes_per_line);
1746	}	1701	}
1747	}	1702	}
1748	else	1703	else
1749	{	1704	{
1750	for (int y = 0; y < srcImage->height; y++)	1705	for (int y = 0; y < ximage->height; y++)
1751	for (int x = 0; x < srcImage->width; x++)	1706	for (int x = 0; x < ximage->width; x++)
1752	{	1707	{
1753	unsigned long pixel = XGetPixel (srcImage, x, y);	1708	unsigned long pixel = XGetPixel (ximage, x, y);
1754	pixel = lookup_r[(pixel & mask_r) >> sh_r] \|	1709	pixel = lookup_r[(pixel & mask_r) >> sh_r] \|
1755	lookup_g[(pixel & mask_g) >> sh_g] \|	1710	lookup_g[(pixel & mask_g) >> sh_g] \|
1756	lookup_b[(pixel & mask_b) >> sh_b];	1711	lookup_b[(pixel & mask_b) >> sh_b];
1757	XPutPixel (srcImage, x, y, pixel);	1712	XPutPixel (ximage, x, y, pixel);
1758	}	1713	}
1759	}	1714	}
1760		1715
1761	free (lookup);	1716	free (lookup);
1762	}	1717	}

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Comparing rxvt-unicode/src/background.C (file contents): Revision 1.96 by sf-exg, Fri Oct 22 16:49:26 2010 UTC vs. Revision 1.135 by sf-exg, Tue Jan 11 11:12:45 2011 UTC

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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.96 by sf-exg, Fri Oct 22 16:49:26 2010 UTC vs.
Revision 1.135 by sf-exg, Tue Jan 11 11:12:45 2011 UTC