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

Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.78 by sf-exg, Wed Oct 13 10:27:22 2010 UTC vs.
Revision 1.106 by sf-exg, Mon Nov 1 11:37:02 2010 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 */
26		28
27	#define DO_TIMING_TEST 0	29	#define DO_TIMING_TEST 0
28		30
…		…
174	{	176	{
175	# ifdef HAVE_AFTERIMAGE	177	# ifdef HAVE_AFTERIMAGE
176	if (original_asim)	178	if (original_asim)
177	return true;	179	return true;
178	# endif	180	# 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;	181	return false;
191	}	182	}
192		183
193	# ifdef BG_IMAGE_FROM_FILE	184	# ifdef BG_IMAGE_FROM_FILE
194	static inline bool	185	static inline bool
…		…
231	int diff = window_size - image_size;	222	int diff = window_size - image_size;
232	int smaller = min (image_size, window_size);	223	int smaller = min (image_size, window_size);
233		224
234	if (align >= 0 && align <= 100)	225	if (align >= 0 && align <= 100)
235	return diff * align / 100;	226	return diff * align / 100;
236	else if (align > 100 && align <= 200 )	227	else if (align > 100 && align <= 200)
237	return ((align - 100) * smaller / 100) + window_size - smaller;	228	return ((align - 100) * smaller / 100) + window_size - smaller;
238	else if (align >= -100 && align < 0)	229	else if (align >= -100 && align < 0)
239	return ((align + 100) * smaller / 100) - image_size;	230	return ((align + 100) * smaller / 100) - image_size;
240	return 0;	231	return 0;
241	}	232	}
…		…
437	{	428	{
438	flags = new_flags;	429	flags = new_flags;
439	changed++;	430	changed++;
440	}	431	}
441		432
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);	433	return (changed > 0);
445	}	434	}
446		435
447	void	436	void
448	bgPixmap_t::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)	437	bgPixmap_t::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
…		…
477	x = make_align_position (h_align, target_width, w);	466	x = make_align_position (h_align, target_width, w);
478	y = make_align_position (v_align, target_height, h);	467	y = make_align_position (v_align, target_height, h);
479	}	468	}
480		469
481	flags &= ~sizeSensitive;	470	flags &= ~sizeSensitive;
482	if (h_scale != 0 \|\| v_scale != 0	471	if ((flags & propScale) \|\| h_scale \|\| v_scale
483	\|\| h_align != 0 \|\| v_align != 0	472	\|\| (!(flags & rootAlign) && (h_align \|\| v_align))
484	\|\| w > target_width \|\| h > target_height)	473	\|\| w > target_width \|\| h > target_height)
485	flags \|= sizeSensitive;	474	flags \|= sizeSensitive;
486	}	475	}
487		476
488	# ifdef HAVE_AFTERIMAGE	477	# ifdef HAVE_AFTERIMAGE
…		…
538		527
539	int x = 0;	528	int x = 0;
540	int y = 0;	529	int y = 0;
541	int w = 0;	530	int w = 0;
542	int h = 0;	531	int h = 0;
543
544	TIMING_TEST_START (asim);
545		532
546	if (original_asim)	533	if (original_asim)
547	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);	534	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
548		535
549	if (!original_asim	536	if (!original_asim
…		…
666	}	653	}
667		654
668	free (layers);	655	free (layers);
669	}	656	}
670	}	657	}
671	TIMING_TEST_PRINT_RESULT (asim);
672		658
673	bool ret = false;	659	bool ret = false;
674		660
675	if (result)	661	if (result)
676	{	662	{
…		…
722		708
723	if (result != background && result != original_asim)	709	if (result != background && result != original_asim)
724	destroy_asimage (&result);	710	destroy_asimage (&result);
725		711
726	XFreeGC (target->dpy, gc);	712	XFreeGC (target->dpy, gc);
727	TIMING_TEST_PRINT_RESULT (asim);
728		713
729	ret = true;	714	ret = true;
730	}	715	}
731		716
732	if (background)	717	if (background)
…		…
744	return false;	729	return false;
745		730
746	if (!pixbuf)	731	if (!pixbuf)
747	return false;	732	return false;
748		733
749	// TODO: add alpha blending	734	#if !XRENDER
750	if (background_flags)	735	if (background_flags)
751	return false;	736	return false;
		737	#endif
752		738
753	GdkPixbuf *result;	739	GdkPixbuf *result;
754		740
755	int image_width = gdk_pixbuf_get_width (pixbuf);	741	int image_width = gdk_pixbuf_get_width (pixbuf);
756	int image_height = gdk_pixbuf_get_height (pixbuf);	742	int image_height = gdk_pixbuf_get_height (pixbuf);
…		…
788		774
789	if (result)	775	if (result)
790	{	776	{
791	XGCValues gcv;	777	XGCValues gcv;
792	GC gc;	778	GC gc;
		779	Pixmap root_pmap;
793		780
794	image_width = gdk_pixbuf_get_width (result);	781	image_width = gdk_pixbuf_get_width (result);
795	image_height = gdk_pixbuf_get_height (result);	782	image_height = gdk_pixbuf_get_height (result);
796		783
		784	if (background_flags)
		785	{
		786	root_pmap = pixmap;
		787	pixmap = None;
		788	}
		789	else
		790	{
797	if (h_scale == 0 \|\| v_scale == 0)	791	if (h_scale == 0 \|\| v_scale == 0)
798	{	792	{
799	new_pmap_width = min (image_width, target_width);	793	new_pmap_width = min (image_width, target_width);
800	new_pmap_height = min (image_height, target_height);	794	new_pmap_height = min (image_height, target_height);
		795	}
801	}	796	}
802		797
803	if (pixmap)	798	if (pixmap)
804	{	799	{
805	if (pmap_width != new_pmap_width	800	if (pmap_width != new_pmap_width
…		…
861	dst_width, dst_height,	856	dst_width, dst_height,
862	XLIB_RGB_DITHER_NONE,	857	XLIB_RGB_DITHER_NONE,
863	0, 0);	858	0, 0);
864	}	859	}
865		860
		861	#if XRENDER
		862	if (background_flags)
		863	{
		864	Display *dpy = target->dpy;
		865	XRenderPictureAttributes pa;
		866
		867	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, target->visual);
		868	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);
		869
		870	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);
		871	Picture dst = XRenderCreatePicture (dpy, pixmap, dst_format, 0, &pa);
		872
		873	pa.repeat = True;
		874	Pixmap mask_pmap = XCreatePixmap (dpy, target->vt, 1, 1, 8);
		875	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
		876	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
		877	XFreePixmap (dpy, mask_pmap);
		878
		879	if (src && dst && mask)
		880	{
		881	XRenderColor mask_c;
		882
		883	mask_c.alpha = 0x8000;
		884	mask_c.red = 0;
		885	mask_c.green = 0;
		886	mask_c.blue = 0;
		887	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
		888	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
		889	}
		890
		891	XRenderFreePicture (dpy, src);
		892	XRenderFreePicture (dpy, dst);
		893	XRenderFreePicture (dpy, mask);
		894
		895	XFreePixmap (dpy, root_pmap);
		896	}
		897	#endif
		898
866	if (result != pixbuf)	899	if (result != pixbuf)
867	g_object_unref (result);	900	g_object_unref (result);
868		901
869	XFreeGC (target->dpy, gc);	902	XFreeGC (target->dpy, gc);
870		903
…		…
892	}	925	}
893		926
894	# ifdef HAVE_AFTERIMAGE	927	# ifdef HAVE_AFTERIMAGE
895	if (!target->asimman)	928	if (!target->asimman)
896	target->asimman = create_generic_imageman (target->rs[Rs_path]);	929	target->asimman = create_generic_imageman (target->rs[Rs_path]);
897	original_asim = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);	930	ASImage *image = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);
		931	if (image)
		932	{
898	if (original_asim)	933	if (original_asim)
		934	safe_asimage_destroy (original_asim);
		935	original_asim = image;
899	have_image = true;	936	have_image = true;
900	return have_image;	937	return true;
		938	}
901	# endif	939	# endif
902		940
903	# ifdef HAVE_PIXBUF	941	# ifdef HAVE_PIXBUF
904	pixbuf = gdk_pixbuf_new_from_file (file, NULL);	942	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
		943	if (image)
		944	{
905	if (pixbuf)	945	if (pixbuf)
		946	g_object_unref (pixbuf);
		947	pixbuf = image;
906	have_image = true;	948	have_image = true;
907	return have_image;	949	return true;
		950	}
908	# endif	951	# endif
909	}	952	}
910		953
911	return false;	954	return false;
912	}	955	}
…		…
937	if (!(geom_flags & WidthValue))	980	if (!(geom_flags & WidthValue))
938	hr = 1;	981	hr = 1;
939	if (!(geom_flags & HeightValue))	982	if (!(geom_flags & HeightValue))
940	vr = hr;	983	vr = hr;
941		984
		985	min_it (hr, 128);
		986	min_it (vr, 128);
		987
942	if (h_blurRadius != hr)	988	if (h_blurRadius != hr)
943	{	989	{
944	++changed;	990	++changed;
945	h_blurRadius = hr;	991	h_blurRadius = hr;
946	}	992	}
…		…
953		999
954	if (v_blurRadius == 0 && h_blurRadius == 0)	1000	if (v_blurRadius == 0 && h_blurRadius == 0)
955	flags &= ~blurNeeded;	1001	flags &= ~blurNeeded;
956	else	1002	else
957	flags \|= blurNeeded;	1003	flags \|= blurNeeded;
		1004
		1005	#if XRENDER
		1006	XFilters *filters = XRenderQueryFilters (target->dpy, target->vt);
		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
958		1016
959	return (changed > 0);	1017	return (changed > 0);
960	}	1018	}
961		1019
962	static inline unsigned long	1020	static inline unsigned long
…		…
992	{	1050	{
993	if (flags & bgPixmap_t::tintWholesome)	1051	if (flags & bgPixmap_t::tintWholesome)
994	flags \|= bgPixmap_t::tintServerSide;	1052	flags \|= bgPixmap_t::tintServerSide;
995	else	1053	else
996	{	1054	{
997	#if XFT	1055	#if XRENDER
998	flags \|= bgPixmap_t::tintServerSide;	1056	flags \|= bgPixmap_t::tintServerSide;
999	#endif	1057	#endif
1000	}	1058	}
1001	}	1059	}
1002		1060
…		…
1047	flags = (flags & (~tintFlags \| tintSet)) \| new_flags;	1105	flags = (flags & (~tintFlags \| tintSet)) \| new_flags;
1048	return true;	1106	return true;
1049	}	1107	}
1050		1108
1051	return false;	1109	return false;
		1110	}
		1111
		1112	#if XRENDER
		1113	static void
		1114	get_gaussian_kernel (int radius, int width, double kernel, XFixed params)
		1115	{
		1116	double sigma = radius / 2.0;
		1117	double scale = sqrt (2.0 * M_PI) * sigma;
		1118	double sum = 0.0;
		1119
		1120	for (int i = 0; i < width; i++)
		1121	{
		1122	double x = i - width / 2;
		1123	kernel[i] = exp (-(x * x) / (2.0 * sigma * sigma)) / scale;
		1124	sum += kernel[i];
		1125	}
		1126
		1127	params[0] = XDoubleToFixed (width);
		1128	params[1] = XDoubleToFixed (1);
		1129
		1130	for (int i = 0; i < width; i++)
		1131	params[i+2] = XDoubleToFixed (kernel[i] / sum);
		1132	}
		1133	#endif
		1134
		1135	bool
		1136	bgPixmap_t::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
		1137	{
		1138	bool ret = false;
		1139	#if XRENDER
		1140	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
		1141	double kernel = (double )malloc (size * sizeof (double));
		1142	XFixed params = (XFixed )malloc ((size + 2) * sizeof (XFixed));
		1143
		1144	Display *dpy = target->dpy;
		1145	XRenderPictureAttributes pa;
		1146	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		1147
		1148	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1149	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1150
		1151	if (kernel && params && src && dst)
		1152	{
		1153	if (h_blurRadius)
		1154	{
		1155	size = h_blurRadius * 2 + 1;
		1156	get_gaussian_kernel (h_blurRadius, size, kernel, params);
		1157
		1158	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
		1159	XRenderComposite (dpy,
		1160	PictOpSrc,
		1161	src,
		1162	None,
		1163	dst,
		1164	0, 0,
		1165	0, 0,
		1166	0, 0,
		1167	width, height);
		1168	}
		1169
		1170	if (v_blurRadius)
		1171	{
		1172	size = v_blurRadius * 2 + 1;
		1173	get_gaussian_kernel (v_blurRadius, size, kernel, params);
		1174	swap (params[0], params[1]);
		1175
		1176	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
		1177	XRenderComposite (dpy,
		1178	PictOpSrc,
		1179	src,
		1180	None,
		1181	dst,
		1182	0, 0,
		1183	0, 0,
		1184	0, 0,
		1185	width, height);
		1186	}
		1187
		1188	ret = true;
		1189	}
		1190
		1191	free (kernel);
		1192	free (params);
		1193	XRenderFreePicture (dpy, src);
		1194	XRenderFreePicture (dpy, dst);
		1195	#endif
		1196	return ret;
1052	}	1197	}
1053		1198
1054	bool	1199	bool
1055	bgPixmap_t::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	1200	bgPixmap_t::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
1056	{	1201	{
…		…
1076	XFreeGC (dpy, gc);	1221	XFreeGC (dpy, gc);
1077	}	1222	}
1078	}	1223	}
1079	else	1224	else
1080	{	1225	{
1081	# if XFT	1226	# if XRENDER
1082	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1227	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1083		1228
1084	if (flags & tintSet)	1229	if (flags & tintSet)
1085	tint.get (c);	1230	tint.get (c);
1086		1231
…		…
1132	}	1277	}
1133		1278
1134	XRenderFreePicture (dpy, mask_pic);	1279	XRenderFreePicture (dpy, mask_pic);
1135	XRenderFreePicture (dpy, overlay_pic);	1280	XRenderFreePicture (dpy, overlay_pic);
1136	XRenderFreePicture (dpy, back_pic);	1281	XRenderFreePicture (dpy, back_pic);
1137	# if DO_TIMING_TEST
1138	XSync (dpy, False);
1139	# endif
1140	# endif	1282	# endif
1141	}	1283	}
1142		1284
1143	return ret;	1285	return ret;
1144	}	1286	}
1145		1287
1146	/* make_transparency_pixmap()	1288	/* make_transparency_pixmap()
1147	* Builds a pixmap sized the same as terminal window, with depth same as the root window	1289	* 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	1290	* the tiled portion of the root pixmap that is supposed to be covered by
1149	* our window.	1291	* our window.
1150	*/	1292	*/
1151	unsigned long	1293	unsigned long
1152	bgPixmap_t::make_transparency_pixmap ()	1294	bgPixmap_t::make_transparency_pixmap ()
1153	{	1295	{
…		…
1157	return 0;	1299	return 0;
1158		1300
1159	/* root dimensions may change from call to call - but Display structure should	1301	/* root dimensions may change from call to call - but Display structure should
1160	* be always up-to-date, so let's use it :	1302	* be always up-to-date, so let's use it :
1161	*/	1303	*/
1162	Window root = target->display->root;
1163	int screen = target->display->screen;	1304	int screen = target->display->screen;
1164	Display *dpy = target->dpy;	1305	Display *dpy = target->dpy;
		1306	int root_depth = DefaultDepth (dpy, screen);
1165	int root_width = DisplayWidth (dpy, screen);	1307	int root_width = DisplayWidth (dpy, screen);
1166	int root_height = DisplayHeight (dpy, screen);	1308	int root_height = DisplayHeight (dpy, screen);
1167	unsigned int root_pmap_width, root_pmap_height;	1309	unsigned int root_pmap_width, root_pmap_height;
1168	int window_width = target->szHint.width;	1310	int window_width = target->szHint.width;
1169	int window_height = target->szHint.height;	1311	int window_height = target->szHint.height;
1170	int sx, sy;	1312	int sx, sy;
1171	XGCValues gcv;	1313	XGCValues gcv;
		1314	GC gc;
1172		1315
1173	TIMING_TEST_START (tp);
1174	target->get_window_origin (sx, sy);	1316	target->get_window_origin (sx, sy);
1175		1317
1176	/* check if we are outside of the visible part of the virtual screen : */	1318	/* check if we are outside of the visible part of the virtual screen : */
1177	if (sx + window_width <= 0 \|\| sy + window_height <= 0	1319	if (sx + window_width <= 0 \|\| sy + window_height <= 0
1178	\|\| sx >= root_width \|\| sy >= root_height)	1320	\|\| sx >= root_width \|\| sy >= root_height)
1179	return 0;	1321	return 0;
1180		1322
		1323	// validate root pixmap and get its size
1181	if (root_pixmap != None)	1324	if (root_pixmap != None)
1182	{	1325	{
1183	/* we want to validate the pixmap and get its size at the same time : */	1326	Window wdummy;
1184	int junk;	1327	int idummy;
1185	unsigned int ujunk;	1328	unsigned int udummy;
1186	/* root pixmap may be bad - allow a error */	1329
1187	target->allowedxerror = -1;	1330	target->allowedxerror = -1;
1188		1331
1189	if (!XGetGeometry (dpy, root_pixmap, &root, &junk, &junk, &root_pmap_width, &root_pmap_height, &ujunk, &ujunk))	1332	if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pmap_width, &root_pmap_height, &udummy, &udummy))
1190	root_pixmap = None;	1333	root_pixmap = None;
1191		1334
1192	target->allowedxerror = 0;	1335	target->allowedxerror = 0;
1193	}	1336	}
1194		1337
		1338	Pixmap recoded_root_pmap = root_pixmap;
		1339
		1340	if (root_pixmap != None && root_depth != target->depth)
		1341	{
		1342	#if XRENDER
		1343	XRenderPictureAttributes pa;
		1344
		1345	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
		1346	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);
		1347
		1348	recoded_root_pmap = XCreatePixmap (dpy, target->vt, root_pmap_width, root_pmap_height, target->depth);
		1349	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);
		1350	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);
		1351
		1352	if (src && dst)
		1353	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
		1354	else
		1355	{
		1356	XFreePixmap (dpy, recoded_root_pmap);
		1357	root_pixmap = None;
		1358	}
		1359
		1360	XRenderFreePicture (dpy, src);
		1361	XRenderFreePicture (dpy, dst);
		1362	#else
		1363	root_pixmap = None;
		1364	#endif
		1365	}
		1366
		1367	if (root_pixmap == None)
		1368	return 0;
		1369
1195	Pixmap tiled_root_pmap = XCreatePixmap (dpy, root, window_width, window_height, root_depth);	1370	Pixmap tiled_root_pmap = XCreatePixmap (dpy, target->vt, window_width, window_height, target->depth);
1196	GC gc = NULL;
1197		1371
1198	if (tiled_root_pmap == None) /* something really bad happened - abort */	1372	if (tiled_root_pmap == None) /* something really bad happened - abort */
1199	return 0;	1373	return 0;
1200		1374
1201	if (root_pixmap == None)
1202	{
1203	/* use tricks to obtain the root background image :*/
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	}
1256	else
1257	{
1258	/* straightforward pixmap copy */	1375	/* straightforward pixmap copy */
1259	gcv.tile = root_pixmap;	1376	gcv.tile = recoded_root_pmap;
1260	gcv.fill_style = FillTiled;	1377	gcv.fill_style = FillTiled;
1261		1378
1262	while (sx < 0) sx += (int)root_width;	1379	while (sx < 0) sx += (int)root_width;
1263	while (sy < 0) sy += (int)root_height;	1380	while (sy < 0) sy += (int)root_height;
1264		1381
1265	gcv.ts_x_origin = -sx;	1382	gcv.ts_x_origin = -sx;
1266	gcv.ts_y_origin = -sy;	1383	gcv.ts_y_origin = -sy;
1267	gc = XCreateGC (dpy, root, GCFillStyle \| GCTile \| GCTileStipXOrigin \| GCTileStipYOrigin, &gcv);	1384	gc = XCreateGC (dpy, target->vt, GCFillStyle \| GCTile \| GCTileStipXOrigin \| GCTileStipYOrigin, &gcv);
1268		1385
1269	if (gc)	1386	if (gc)
1270	{	1387	{
1271	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);	1388	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
1272	result \|= transpPmapTiled;	1389	result \|= transpPmapTiled;
1273	}	1390	XFreeGC (dpy, gc);
1274	}	1391	}
1275	TIMING_TEST_PRINT_RESULT (tp);
1276		1392
1277	if (tiled_root_pmap != None)	1393	if (tiled_root_pmap != None)
1278	{	1394	{
1279	if (!need_client_side_rendering ())	1395	if (!need_client_side_rendering ())
1280	{	1396	{
		1397	if ((flags & blurNeeded)
		1398	&& (flags & blurServerSide))
		1399	{
		1400	if (blur_pixmap (tiled_root_pmap, target->visual, window_width, window_height))
		1401	result \|= transpPmapBlurred;
		1402	}
1281	if ((flags & tintNeeded))	1403	if ((flags & tintNeeded)
		1404	&& (flags & tintServerSide))
1282	{	1405	{
1283	if (tint_pixmap (tiled_root_pmap, DefaultVisual (dpy, target->display->screen), window_width, window_height))	1406	if (tint_pixmap (tiled_root_pmap, target->visual, window_width, window_height))
1284	result \|= transpPmapTinted;	1407	result \|= transpPmapTinted;
1285	}	1408	}
1286	} /* server side rendering completed */	1409	} /* server side rendering completed */
1287		1410
1288	if (pixmap)	1411	if (pixmap)
1289	XFreePixmap (dpy, pixmap);	1412	XFreePixmap (dpy, pixmap);
1290		1413
1291	pixmap = tiled_root_pmap;	1414	pixmap = tiled_root_pmap;
1292	pmap_width = window_width;	1415	pmap_width = window_width;
1293	pmap_height = window_height;	1416	pmap_height = window_height;
1294	pmap_depth = root_depth;	1417	pmap_depth = target->depth;
1295	}	1418	}
1296		1419
1297	if (gc)	1420	if (recoded_root_pmap != root_pixmap)
1298	XFreeGC (dpy, gc);	1421	XFreePixmap (dpy, recoded_root_pmap);
1299
1300	TIMING_TEST_PRINT_RESULT (tp);
1301		1422
1302	return result;	1423	return result;
1303	}	1424	}
1304		1425
1305	bool	1426	void
1306	bgPixmap_t::set_root_pixmap ()	1427	bgPixmap_t::set_root_pixmap ()
1307	{	1428	{
1308	Pixmap new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);	1429	Pixmap new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);
1309	if (new_root_pixmap == None)	1430	if (new_root_pixmap == None)
1310	new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);	1431	new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);
1311		1432
1312	if (new_root_pixmap != root_pixmap)
1313	{
1314	root_pixmap = new_root_pixmap;	1433	root_pixmap = new_root_pixmap;
1315	return true;
1316	}
1317
1318	return false;
1319	}	1434	}
1320	# endif /* ENABLE_TRANSPARENCY */	1435	# endif /* ENABLE_TRANSPARENCY */
1321		1436
1322	# ifndef HAVE_AFTERIMAGE	1437	# ifndef HAVE_AFTERIMAGE
1323	static void ShadeXImage(rxvt_term term, XImage srcImage, int shade, int rm, int gm, int bm);	1438	static void ShadeXImage(Visual visual, XImage srcImage, int shade, int rm, int gm, int bm);
1324	# endif	1439	# endif
1325		1440
1326	bool	1441	bool
1327	bgPixmap_t::render ()	1442	bgPixmap_t::render ()
1328	{	1443	{
1329	unsigned long background_flags = 0;	1444	unsigned long background_flags = 0;
1330		1445
1331	if (target == NULL)	1446	if (target == NULL)
1332	return false;	1447	return false;
1333
1334	TIMING_TEST_START (tp);
1335		1448
1336	invalidate ();	1449	invalidate ();
1337	# ifdef ENABLE_TRANSPARENCY	1450	# ifdef ENABLE_TRANSPARENCY
1338	if (flags & isTransparent)	1451	if (flags & isTransparent)
1339	{	1452	{
1340	/* we need to re-generate transparency pixmap in that case ! */	1453	/* we need to re-generate transparency pixmap in that case ! */
1341	background_flags = make_transparency_pixmap ();	1454	background_flags = make_transparency_pixmap ();
1342	if (background_flags == 0)	1455	if (background_flags == 0)
1343	return false;	1456	return false;
1344	else if ((background_flags & transpTransformations) == (flags & transpTransformations)	1457	else if ((background_flags & transpTransformations) == (flags & transpTransformations))
1345	&& pmap_depth == target->depth)
1346	flags = flags & ~isInvalid;	1458	flags = flags & ~isInvalid;
1347	}	1459	}
1348	# endif	1460	# endif
1349		1461
1350	# ifdef BG_IMAGE_FROM_FILE	1462	# ifdef BG_IMAGE_FROM_FILE
…		…
1363	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);	1475	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1364	}	1476	}
1365		1477
1366	if (result)	1478	if (result)
1367	{	1479	{
1368	# if !defined(HAVE_AFTERIMAGE) && !XFT	1480	# if !defined(HAVE_AFTERIMAGE) && !XRENDER
1369	/* our own client-side tinting */	1481	/* 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))	1482	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
1373	{	1483	{
1374	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1484	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1375	if (flags & tintSet)	1485	if (flags & tintSet)
1376	tint.get (c);	1486	tint.get (c);
1377	ShadeXImage (target, result, shade, c.r, c.g, c.b);	1487	ShadeXImage (DefaultVisual (target->dpy, target->display->screen), result, shade, c.r, c.g, c.b);
1378	}	1488	}
1379	# endif	1489	# endif
1380		1490
1381	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);	1491	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);
1382		1492
1383	if (gc)	1493	if (gc)
1384	{	1494	{
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);	1495	XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1414		1496
1415	XFreeGC (target->dpy, gc);	1497	XFreeGC (target->dpy, gc);
1416	flags = flags & ~isInvalid;	1498	flags = flags & ~isInvalid;
1417	}	1499	}
1418		1500
…		…
1428	}	1510	}
1429	}	1511	}
1430		1512
1431	apply ();	1513	apply ();
1432		1514
1433	XSync (target->dpy, False);
1434	valid_since = ev::now ();	1515	valid_since = ev::now ();
1435		1516
1436	TIMING_TEST_PRINT_RESULT (tp);
1437
1438	return true;	1517	return true;
1439	}	1518	}
1440		1519
1441	bool	1520	void
1442	bgPixmap_t::set_target (rxvt_term *new_target)	1521	bgPixmap_t::set_target (rxvt_term *new_target)
1443	{	1522	{
1444	if (new_target)
1445	if (target != new_target)
1446	{
1447	target = new_target;	1523	target = new_target;
1448	# ifdef ENABLE_TRANSPARENCY
1449	root_depth = DefaultDepthOfScreen (ScreenOfDisplay (target->dpy, target->display->screen));
1450	# endif
1451	return true;
1452	}
1453
1454	return false;
1455	}	1524	}
1456		1525
1457	void	1526	void
1458	bgPixmap_t::apply ()	1527	bgPixmap_t::apply ()
1459	{	1528	{
1460	if (target)	1529	if (target)
1461	{	1530	{
1462	flags &= ~isVtOrigin;
1463
1464	if (pixmap != None)	1531	if (pixmap != None)
1465	{	1532	{
1466	/* set target's background to pixmap */	1533	/* set target's background to pixmap */
1467	# ifdef ENABLE_TRANSPARENCY	1534	# ifdef ENABLE_TRANSPARENCY
1468	if (flags & isTransparent)	1535	if (flags & isTransparent)
…		…
1474	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);	1541	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);
1475	}	1542	}
1476	else	1543	else
1477	# endif	1544	# endif
1478	{	1545	{
1479	flags \|= isVtOrigin;
1480	/* force old pixmap dereference in case it was transparent before :*/	1546	/* force old pixmap dereference in case it was transparent before :*/
1481	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);	1547	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1482	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);	1548	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1483	/* do we also need to set scrollbar's background here ? */	1549	/* do we also need to set scrollbar's background here ? */
1484		1550
…		…
1511	}	1577	}
1512	}	1578	}
1513		1579
1514	#endif /* HAVE_BG_PIXMAP */	1580	#endif /* HAVE_BG_PIXMAP */
1515		1581
1516	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) && !XFT	1582	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) && !XRENDER
1517	/* taken from aterm-0.4.2 */	1583	/* taken from aterm-0.4.2 */
1518		1584
1519	typedef uint32_t RUINT32T;
1520
1521	static void	1585	static void
1522	ShadeXImage(rxvt_term term, XImage srcImage, int shade, int rm, int gm, int bm)	1586	ShadeXImage(Visual visual, XImage srcImage, int shade, int rm, int gm, int bm)
1523	{	1587	{
1524	int sh_r, sh_g, sh_b;	1588	int sh_r, sh_g, sh_b;
1525	RUINT32T mask_r, mask_g, mask_b;	1589	uint32_t mask_r, mask_g, mask_b;
1526	RUINT32T lookup, lookup_r, lookup_g, lookup_b;	1590	uint32_t lookup, lookup_r, lookup_g, lookup_b;
1527	unsigned int lower_lim_r, lower_lim_g, lower_lim_b;	1591	unsigned int lower_lim_r, lower_lim_g, lower_lim_b;
1528	unsigned int upper_lim_r, upper_lim_g, upper_lim_b;	1592	unsigned int upper_lim_r, upper_lim_g, upper_lim_b;
1529	int i;	1593	int i;
		1594	int host_byte_order = byteorder.big_endian () ? MSBFirst : LSBFirst;
1530		1595
1531	Visual *visual = term->visual;
1532
1533	if (visual->c_class != TrueColor \|\| srcImage->format != ZPixmap) return ;	1596	if (visual->c_class != TrueColor \|\| srcImage->format != ZPixmap) return;
1534		1597
1535	/* for convenience */	1598	/* for convenience */
1536	mask_r = visual->red_mask;	1599	mask_r = visual->red_mask;
1537	mask_g = visual->green_mask;	1600	mask_g = visual->green_mask;
1538	mask_b = visual->blue_mask;	1601	mask_b = visual->blue_mask;
1539		1602
1540	/* boring lookup table pre-initialization */	1603	/* boring lookup table pre-initialization */
1541	switch (srcImage->bits_per_pixel) {	1604	switch (srcImage->depth)
		1605	{
1542	case 15:	1606	case 15:
1543	if ((mask_r != 0x7c00) \|\|	1607	if ((mask_r != 0x7c00) \|\|
1544	(mask_g != 0x03e0) \|\|	1608	(mask_g != 0x03e0) \|\|
1545	(mask_b != 0x001f))	1609	(mask_b != 0x001f))
1546	return;	1610	return;
1547	lookup = (RUINT32T ) malloc (sizeof (RUINT32T)(32+32+32));	1611	lookup = (uint32_t ) malloc (sizeof (uint32_t)(32+32+32));
1548	lookup_r = lookup;	1612	lookup_r = lookup;
1549	lookup_g = lookup+32;	1613	lookup_g = lookup+32;
1550	lookup_b = lookup+32+32;	1614	lookup_b = lookup+32+32;
1551	sh_r = 10;	1615	sh_r = 10;
1552	sh_g = 5;	1616	sh_g = 5;
1553	sh_b = 0;	1617	sh_b = 0;
1554	break;	1618	break;
1555	case 16:	1619	case 16:
1556	if ((mask_r != 0xf800) \|\|	1620	if ((mask_r != 0xf800) \|\|
1557	(mask_g != 0x07e0) \|\|	1621	(mask_g != 0x07e0) \|\|
1558	(mask_b != 0x001f))	1622	(mask_b != 0x001f))
1559	return;	1623	return;
1560	lookup = (RUINT32T ) malloc (sizeof (RUINT32T)(32+64+32));	1624	lookup = (uint32_t ) malloc (sizeof (uint32_t)(32+64+32));
1561	lookup_r = lookup;	1625	lookup_r = lookup;
1562	lookup_g = lookup+32;	1626	lookup_g = lookup+32;
1563	lookup_b = lookup+32+64;	1627	lookup_b = lookup+32+64;
1564	sh_r = 11;	1628	sh_r = 11;
1565	sh_g = 5;	1629	sh_g = 5;
1566	sh_b = 0;	1630	sh_b = 0;
1567	break;	1631	break;
1568	case 24:	1632	case 24:
1569	if ((mask_r != 0xff0000) \|\|	1633	if ((mask_r != 0xff0000) \|\|
1570	(mask_g != 0x00ff00) \|\|	1634	(mask_g != 0x00ff00) \|\|
1571	(mask_b != 0x0000ff))	1635	(mask_b != 0x0000ff))
1572	return;	1636	return;
1573	lookup = (RUINT32T ) malloc (sizeof (RUINT32T)(256+256+256));	1637	lookup = (uint32_t ) malloc (sizeof (uint32_t)(256+256+256));
1574	lookup_r = lookup;	1638	lookup_r = lookup;
1575	lookup_g = lookup+256;	1639	lookup_g = lookup+256;
1576	lookup_b = lookup+256+256;	1640	lookup_b = lookup+256+256;
1577	sh_r = 16;	1641	sh_r = 16;
1578	sh_g = 8;	1642	sh_g = 8;
1579	sh_b = 0;	1643	sh_b = 0;
1580	break;	1644	break;
1581	case 32:	1645	case 32:
1582	if ((mask_r != 0xff0000) \|\|	1646	if ((mask_r != 0xff0000) \|\|
1583	(mask_g != 0x00ff00) \|\|	1647	(mask_g != 0x00ff00) \|\|
1584	(mask_b != 0x0000ff))	1648	(mask_b != 0x0000ff))
1585	return;	1649	return;
1586	lookup = (RUINT32T ) malloc (sizeof (RUINT32T)(256+256+256));	1650	lookup = (uint32_t ) malloc (sizeof (uint32_t)(256+256+256));
1587	lookup_r = lookup;	1651	lookup_r = lookup;
1588	lookup_g = lookup+256;	1652	lookup_g = lookup+256;
1589	lookup_b = lookup+256+256;	1653	lookup_b = lookup+256+256;
1590	sh_r = 16;	1654	sh_r = 16;
1591	sh_g = 8;	1655	sh_g = 8;
1592	sh_b = 0;	1656	sh_b = 0;
1593	break;	1657	break;
1594	default:	1658	default:
1595	return; /* we do not support this color depth */	1659	return; /* we do not support this color depth */
1596	}	1660	}
1597		1661
1598	/* prepare limits for color transformation (each channel is handled separately) */	1662	/* prepare limits for color transformation (each channel is handled separately) */
1599	if (shade > 100) {	1663	if (shade > 100)
		1664	{
1600	shade = 200 - shade;	1665	shade = 200 - shade;
1601		1666
1602	lower_lim_r = 65535-rm;	1667	lower_lim_r = 65535-rm;
1603	lower_lim_g = 65535-gm;	1668	lower_lim_g = 65535-gm;
1604	lower_lim_b = 65535-bm;	1669	lower_lim_b = 65535-bm;
1605		1670
1606	lower_lim_r = 65535-(unsigned int)(((RUINT32T)lower_lim_r)*((RUINT32T)shade)/100);	1671	lower_lim_r = 65535-(unsigned int)(((uint32_t)lower_lim_r)*((uint32_t)shade)/100);
1607	lower_lim_g = 65535-(unsigned int)(((RUINT32T)lower_lim_g)*((RUINT32T)shade)/100);	1672	lower_lim_g = 65535-(unsigned int)(((uint32_t)lower_lim_g)*((uint32_t)shade)/100);
1608	lower_lim_b = 65535-(unsigned int)(((RUINT32T)lower_lim_b)*((RUINT32T)shade)/100);	1673	lower_lim_b = 65535-(unsigned int)(((uint32_t)lower_lim_b)*((uint32_t)shade)/100);
1609		1674
1610	upper_lim_r = upper_lim_g = upper_lim_b = 65535;	1675	upper_lim_r = upper_lim_g = upper_lim_b = 65535;
		1676	}
1611	} else {	1677	else
		1678	{
1612		1679
1613	lower_lim_r = lower_lim_g = lower_lim_b = 0;	1680	lower_lim_r = lower_lim_g = lower_lim_b = 0;
1614		1681
1615	upper_lim_r = (unsigned int)((((RUINT32T)rm)*((RUINT32T)shade))/100);	1682	upper_lim_r = (unsigned int)((((uint32_t)rm)*((uint32_t)shade))/100);
1616	upper_lim_g = (unsigned int)((((RUINT32T)gm)*((RUINT32T)shade))/100);	1683	upper_lim_g = (unsigned int)((((uint32_t)gm)*((uint32_t)shade))/100);
1617	upper_lim_b = (unsigned int)((((RUINT32T)bm)*((RUINT32T)shade))/100);	1684	upper_lim_b = (unsigned int)((((uint32_t)bm)*((uint32_t)shade))/100);
1618	}	1685	}
1619
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	{
1623	unsigned int tmp;
1624
1625	tmp = lower_lim_r;
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	}
1633		1686
1634	/* fill our lookup tables */	1687	/* fill our lookup tables */
1635	for (i = 0; i <= mask_r>>sh_r; i++)	1688	for (i = 0; i <= mask_r>>sh_r; i++)
1636	{	1689	{
1637	RUINT32T tmp;	1690	uint32_t tmp;
1638	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_r-lower_lim_r));	1691	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_r-lower_lim_r));
1639	tmp += ((RUINT32T)(mask_r>>sh_r))*((RUINT32T)lower_lim_r);	1692	tmp += ((uint32_t)(mask_r>>sh_r))*((uint32_t)lower_lim_r);
1640	lookup_r[i] = (tmp/65535)<<sh_r;	1693	lookup_r[i] = (tmp/65535)<<sh_r;
1641	}	1694	}
1642	for (i = 0; i <= mask_g>>sh_g; i++)	1695	for (i = 0; i <= mask_g>>sh_g; i++)
1643	{	1696	{
1644	RUINT32T tmp;	1697	uint32_t tmp;
1645	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_g-lower_lim_g));	1698	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_g-lower_lim_g));
1646	tmp += ((RUINT32T)(mask_g>>sh_g))*((RUINT32T)lower_lim_g);	1699	tmp += ((uint32_t)(mask_g>>sh_g))*((uint32_t)lower_lim_g);
1647	lookup_g[i] = (tmp/65535)<<sh_g;	1700	lookup_g[i] = (tmp/65535)<<sh_g;
1648	}	1701	}
1649	for (i = 0; i <= mask_b>>sh_b; i++)	1702	for (i = 0; i <= mask_b>>sh_b; i++)
1650	{	1703	{
1651	RUINT32T tmp;	1704	uint32_t tmp;
1652	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_b-lower_lim_b));	1705	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_b-lower_lim_b));
1653	tmp += ((RUINT32T)(mask_b>>sh_b))*((RUINT32T)lower_lim_b);	1706	tmp += ((uint32_t)(mask_b>>sh_b))*((uint32_t)lower_lim_b);
1654	lookup_b[i] = (tmp/65535)<<sh_b;	1707	lookup_b[i] = (tmp/65535)<<sh_b;
1655	}	1708	}
1656		1709
1657	/* apply table to input image (replacing colors by newly calculated ones) */	1710	/* apply table to input image (replacing colors by newly calculated ones) */
1658	switch (srcImage->bits_per_pixel)	1711	if (srcImage->bits_per_pixel == 32
		1712	&& (srcImage->depth == 24 \|\| srcImage->depth == 32)
		1713	&& srcImage->byte_order == host_byte_order)
1659	{	1714	{
1660	case 15:
1661	{
1662	unsigned short p1, pf, p, pl;	1715	uint32_t p1, pf, p, pl;
1663	p1 = (unsigned short *) srcImage->data;	1716	p1 = (uint32_t *) srcImage->data;
1664	pf = (unsigned short ) (srcImage->data + srcImage->height srcImage->bytes_per_line);	1717	pf = (uint32_t ) (srcImage->data + srcImage->height srcImage->bytes_per_line);
		1718
1665	while (p1 < pf)	1719	while (p1 < pf)
1666	{	1720	{
1667	p = p1;	1721	p = p1;
1668	pl = p1 + srcImage->width;	1722	pl = p1 + srcImage->width;
1669	for (; p < pl; p++)	1723	for (; p < pl; p++)
1670	{	1724	{
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] \|	1725	p = lookup_r[(p & 0xff0000) >> 16] \|
1730	lookup_g[(*p & 0x00ff00)>> 8] \|	1726	lookup_g[(*p & 0x00ff00) >> 8] \|
1731	lookup_b[(*p & 0x0000ff)] \|	1727	lookup_b[(*p & 0x0000ff)] \|
1732	(*p & ~0xffffff);	1728	(*p & 0xff000000);
		1729	}
		1730	p1 = (uint32_t ) ((char ) p1 + srcImage->bytes_per_line);
		1731	}
		1732	}
		1733	else
		1734	{
		1735	for (int y = 0; y < srcImage->height; y++)
		1736	for (int x = 0; x < srcImage->width; x++)
		1737	{
		1738	unsigned long pixel = XGetPixel (srcImage, x, y);
		1739	pixel = lookup_r[(pixel & mask_r) >> sh_r] \|
		1740	lookup_g[(pixel & mask_g) >> sh_g] \|
		1741	lookup_b[(pixel & mask_b) >> sh_b];
		1742	XPutPixel (srcImage, x, y, pixel);
1733	}	1743	}
1734	p1 = (RUINT32T ) ((char ) p1 + srcImage->bytes_per_line);
1735	}	1744	}
1736	break;
1737	}
1738	}
1739		1745
1740	free (lookup);	1746	free (lookup);
1741	}	1747	}
1742	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */	1748	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */

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Comparing rxvt-unicode/src/background.C (file contents): Revision 1.78 by sf-exg, Wed Oct 13 10:27:22 2010 UTC vs. Revision 1.106 by sf-exg, Mon Nov 1 11:37:02 2010 UTC

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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.78 by sf-exg, Wed Oct 13 10:27:22 2010 UTC vs.
Revision 1.106 by sf-exg, Mon Nov 1 11:37:02 2010 UTC