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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.57 by sf-exg, Fri Sep 3 22:43:22 2010 UTC vs.
Revision 1.111 by sf-exg, Fri Nov 5 17:27:58 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 */
		28
		29	#if XRENDER
		30	# include <X11/extensions/Xrender.h>
		31	#endif
26		32
27	#define DO_TIMING_TEST 0	33	#define DO_TIMING_TEST 0
28		34
29	#if DO_TIMING_TEST	35	#if DO_TIMING_TEST
30	# include <sys/time.h>	36	# include <sys/time.h>
…		…
104	#ifdef BG_IMAGE_FROM_FILE	110	#ifdef BG_IMAGE_FROM_FILE
105	have_image = false;	111	have_image = false;
106	h_scale = v_scale = 0;	112	h_scale = v_scale = 0;
107	h_align = v_align = 0;	113	h_align = v_align = 0;
108	#endif	114	#endif
		115	#ifdef ENABLE_TRANSPARENCY
		116	shade = 100;
		117	#endif
109	flags = 0;	118	flags = 0;
110	pixmap = None;	119	pixmap = None;
111	valid_since = invalid_since = 0;	120	valid_since = invalid_since = 0;
112	target = 0;	121	target = 0;
113	}	122	}
…		…
138	# endif	147	# endif
139		148
140	# ifdef BG_IMAGE_FROM_FILE	149	# ifdef BG_IMAGE_FROM_FILE
141	if (have_image)	150	if (have_image)
142	{	151	{
143	if (h_scale != 0 || v_scale != 0	152	if (flags & sizeSensitive)
144	|| h_align != 0 || v_align != 0)
145	return true;	153	return true;
146	}	154	}
147	# endif	155	# endif
148		156
149	return false;	157	return false;
…		…
158	# endif	166	# endif
159		167
160	# ifdef BG_IMAGE_FROM_FILE	168	# ifdef BG_IMAGE_FROM_FILE
161	if (have_image)	169	if (have_image)
162	{	170	{
163	if (h_align == rootAlign || v_align == rootAlign)	171	if (flags & rootAlign)
164	return true;	172	return true;
165	}	173	}
166	# endif	174	# endif
167		175
168	return false;	176	return false;
…		…
172	{	180	{
173	# ifdef HAVE_AFTERIMAGE	181	# ifdef HAVE_AFTERIMAGE
174	if (original_asim)	182	if (original_asim)
175	return true;	183	return true;
176	# endif	184	# endif
177	# ifdef ENABLE_TRANSPARENCY
178	if (flags & isTransparent)
179	{
180	# ifdef HAVE_AFTERIMAGE // can't blur without libAI anyways
181	if ((flags & blurNeeded) && !(flags & blurServerSide))
182	return true;
183	# endif
184	if ((flags & tintNeeded) && !(flags & tintServerSide))
185	return true;
186	}
187	# endif
188	return false;	185	return false;
189	}	186	}
190		187
191	# ifdef BG_IMAGE_FROM_FILE	188	# ifdef BG_IMAGE_FROM_FILE
192	static inline bool	189	static inline bool
…		…
208	static inline bool	205	static inline bool
209	check_set_align_value (int geom_flags, int flag, int &align, int new_value)	206	check_set_align_value (int geom_flags, int flag, int &align, int new_value)
210	{	207	{
211	if (geom_flags & flag)	208	if (geom_flags & flag)
212	{	209	{
213	if (new_value != bgPixmap_t::rootAlign)
214	{
215	if (new_value < -100)	210	if (new_value < -100)
216	new_value = -100;	211	new_value = -100;
217	else if (new_value > 200)	212	else if (new_value > 200)
218	new_value = 200;	213	new_value = 200;
219	}
220	if (new_value != align)	214	if (new_value != align)
221	{	215	{
222	align = new_value;	216	align = new_value;
223	return true;	217	return true;
224	}	218	}
…		…
230	make_align_position (int align, int window_size, int image_size)	224	make_align_position (int align, int window_size, int image_size)
231	{	225	{
232	int diff = window_size - image_size;	226	int diff = window_size - image_size;
233	int smaller = min (image_size, window_size);	227	int smaller = min (image_size, window_size);
234		228
235	if (align >= 0 && align <= 50)	229	if (align >= 0 && align <= 100)
236	return diff * align / 100;	230	return diff * align / 100;
237	else if (align > 50 && align <= 100)
238	return window_size - image_size - diff * (100 - align) / 100;
239	else if (align > 100 && align <= 200 )	231	else if (align > 100 && align <= 200)
240	return ((align - 100) * smaller / 100) + window_size - smaller;	232	return ((align - 100) * smaller / 100) + window_size - smaller;
241	else if (align > -100 && align < 0)	233	else if (align >= -100 && align < 0)
242	return ((align + 100) * smaller / 100) - image_size;	234	return ((align + 100) * smaller / 100) - image_size;
243	return 0;	235	return 0;
244	}	236	}
245		237
246	static inline int	238	static inline int
247	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)	239	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)
248	{	240	{
249	int src_pos = 0;	241	int src_pos = 0;
250	dst_pos = 0;	242	dst_pos = pos;
251	dst_size = size;	243	dst_size = size;
252	if (pos < 0 && size > target_size)	244	if (pos < 0)
253	{	245	{
254	src_pos = -pos;	246	src_pos = -pos;
		247	dst_pos = 0;
255	dst_size += pos;	248	dst_size += pos;
256	}	249	}
257	else if (pos > 0)
258	dst_pos = pos;
259		250
260	if (dst_pos + dst_size > target_size)	251	if (dst_pos + dst_size > target_size)
261	dst_size = target_size - dst_pos;	252	dst_size = target_size - dst_pos;
262	return src_pos;	253	return src_pos;
263	}	254	}
264		255
265	bool	256	bool
266	bgPixmap_t::set_geometry (const char *geom)	257	bgPixmap_t::set_geometry (const char *geom)
267	{	258	{
		259	bool changed = false;
268	int geom_flags = 0, changed = 0;	260	int geom_flags = 0;
269	int x = 0, y = 0;	261	int x = 0, y = 0;
270	unsigned int w = 0, h = 0;	262	unsigned int w = 0, h = 0;
271	unsigned int n;	263	unsigned int n;
272	unsigned long new_flags = (flags & (~geometryFlags));	264	unsigned long new_flags = (flags & (~geometryFlags));
273	const char *p;	265	const char *p;
…		…
388	w = h = noScale;	380	w = h = noScale;
389	geom_flags |= WidthValue|HeightValue;	381	geom_flags |= WidthValue|HeightValue;
390	}	382	}
391	else if (CHECK_GEOM_OPS ("propscale"))	383	else if (CHECK_GEOM_OPS ("propscale"))
392	{	384	{
393	if (w == 0 && h == 0)
394	{
395	w = windowScale;
396	geom_flags |= WidthValue;
397	}
398	new_flags |= propScale;	385	new_flags |= propScale;
399	}	386	}
400	else if (CHECK_GEOM_OPS ("hscale"))	387	else if (CHECK_GEOM_OPS ("hscale"))
401	{	388	{
402	if (w == 0) w = windowScale;	389	if (w == 0) w = windowScale;
…		…
424	x = y = centerAlign;	411	x = y = centerAlign;
425	geom_flags |= WidthValue|HeightValue|XValue|YValue;	412	geom_flags |= WidthValue|HeightValue|XValue|YValue;
426	}	413	}
427	else if (CHECK_GEOM_OPS ("root"))	414	else if (CHECK_GEOM_OPS ("root"))
428	{	415	{
		416	new_flags |= rootAlign;
429	w = h = noScale;	417	w = h = noScale;
430	x = y = rootAlign;
431	geom_flags |= WidthValue|HeightValue|XValue|YValue;	418	geom_flags |= WidthValue|HeightValue;
432	}	419	}
433	# undef CHECK_GEOM_OPS	420	# undef CHECK_GEOM_OPS
434		421
435	while (*ops != ':' && *ops != '\0') ++ops;	422	while (*ops != ':' && *ops != '\0') ++ops;
436	} /* done parsing ops */	423	} /* done parsing ops */
437	}	424	}
438		425
439	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) ++changed;	426	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;
440	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) ++changed;	427	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;
441	if (check_set_align_value (geom_flags, XValue, h_align, x)) ++changed;	428	if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;
442	if (check_set_align_value (geom_flags, YValue, v_align, y)) ++changed;	429	if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
443	}	430	}
444		431
445	if (new_flags != flags)	432	if (new_flags != flags)
446	{	433	{
447	flags = new_flags;	434	flags = new_flags;
448	changed++;	435	changed = true;
449	}	436	}
450		437
451	//fprintf (stderr, "flags = %lX, scale = %ux%u, align=%+d%+d\n",
452	// flags, h_scale, v_scale, h_align, v_align);
453	return (changed > 0);	438	return changed;
		439	}
		440
		441	void
		442	bgPixmap_t::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
		443	{
		444	int target_width = target->szHint.width;
		445	int target_height = target->szHint.height;
		446
		447	if (flags & propScale)
		448	{
		449	float scale = (float)target_width / image_width;
		450	min_it (scale, (float)target_height / image_height);
		451	w = image_width * scale + 0.5;
		452	h = image_height * scale + 0.5;
		453	}
		454	else
		455	{
		456	w = h_scale * target_width / 100;
		457	h = v_scale * target_height / 100;
		458	}
		459
		460	if (!w) w = image_width;
		461	if (!h) h = image_height;
		462
		463	if (flags & rootAlign)
		464	{
		465	target->get_window_origin (x, y);
		466	x = -x;
		467	y = -y;
		468	}
		469	else
		470	{
		471	x = make_align_position (h_align, target_width, w);
		472	y = make_align_position (v_align, target_height, h);
		473	}
		474
		475	flags &= ~sizeSensitive;
		476	if ((flags & propScale) || h_scale || v_scale
		477	|| (!(flags & rootAlign) && (h_align || v_align))
		478	|| w > target_width || h > target_height)
		479	flags |= sizeSensitive;
454	}	480	}
455		481
456	# ifdef HAVE_AFTERIMAGE	482	# ifdef HAVE_AFTERIMAGE
457	bool	483	bool
458	bgPixmap_t::render_image (unsigned long background_flags)	484	bgPixmap_t::render_image (unsigned long background_flags)
…		…
470	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);	496	background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);
471		497
472	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	498	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
473	{	499	{
474	ShadingInfo as_shade;	500	ShadingInfo as_shade;
475	as_shade.shading = (shade == 0) ? 100 : shade;	501	as_shade.shading = shade;
476		502
477	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	503	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
478	if (flags & tintSet)	504	if (flags & tintSet)
479	tint.get (c);	505	tint.get (c);
480	as_shade.tintColor.red = c.r;	506	as_shade.tintColor.red = c.r;
…		…
482	as_shade.tintColor.blue = c.b;	508	as_shade.tintColor.blue = c.b;
483		509
484	background_tint = shading2tint32 (&as_shade);	510	background_tint = shading2tint32 (&as_shade);
485	}	511	}
486		512
487	if (!(background_flags & transpPmapBlured) && (flags & blurNeeded) && background != NULL)	513	if (!(background_flags & transpPmapBlurred) && (flags & blurNeeded) && background != NULL)
488	{	514	{
489	ASImage *tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,	515	ASImage *tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
490	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,	516	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,
491	100, ASIMAGE_QUALITY_DEFAULT);	517	100, ASIMAGE_QUALITY_DEFAULT);
492	if (tmp)	518	if (tmp)
…		…
504	int new_pmap_width = target_width;	530	int new_pmap_width = target_width;
505	int new_pmap_height = target_height;	531	int new_pmap_height = target_height;
506		532
507	int x = 0;	533	int x = 0;
508	int y = 0;	534	int y = 0;
509	int w = h_scale * target_width / 100;	535	int w = 0;
510	int h = v_scale * target_height / 100;	536	int h = 0;
511
512	TIMING_TEST_START (asim);
513		537
514	if (original_asim)	538	if (original_asim)
515	{	539	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
516	if (h_align == rootAlign || v_align == rootAlign)
517	{
518	target->get_window_origin (x, y);
519	x = -x;
520	y = -y;
521	}
522
523	if (h_align != rootAlign)
524	x = make_align_position (h_align, target_width, w > 0 ? w : (int)original_asim->width);
525
526	if (v_align != rootAlign)
527	y = make_align_position (v_align, target_height, h > 0 ? h : (int)original_asim->height);
528	}
529		540
530	if (!original_asim	541	if (!original_asim
		542	|| (!(flags & rootAlign)
531	|| x >= target_width	543	&& (x >= target_width
532	|| y >= target_height	544	|| y >= target_height
533	|| (w > 0 && x + w <= 0)	545	|| (x + w <= 0)
534	|| (h > 0 && y + h <= 0))	546	|| (y + h <= 0))))
535	{	547	{
536	if (background)	548	if (background)
537	{	549	{
538	new_pmap_width = background->width;	550	new_pmap_width = background->width;
539	new_pmap_height = background->height;	551	new_pmap_height = background->height;
…		…
553	}	565	}
554	else	566	else
555	{	567	{
556	result = original_asim;	568	result = original_asim;
557		569
558	if ((w > 0 && w != original_asim->width)	570	if ((w != original_asim->width)
559	|| (h > 0 && h != original_asim->height))	571	|| (h != original_asim->height))
560	{	572	{
561	result = scale_asimage (target->asv, original_asim,	573	result = scale_asimage (target->asv, original_asim,
562	w > 0 ? w : original_asim->width,	574	w, h,
563	h > 0 ? h : original_asim->height,
564	background ? ASA_ASImage : ASA_XImage,	575	background ? ASA_ASImage : ASA_XImage,
565	100, ASIMAGE_QUALITY_DEFAULT);	576	100, ASIMAGE_QUALITY_DEFAULT);
566	}	577	}
567		578
568	if (background == NULL)	579	if (background == NULL)
…		…
600	layers[0].clip_width = target_width;	611	layers[0].clip_width = target_width;
601	layers[0].clip_height = target_height;	612	layers[0].clip_height = target_height;
602	layers[0].tint = background_tint;	613	layers[0].tint = background_tint;
603	layers[1].im = result;	614	layers[1].im = result;
604		615
605	if (w <= 0)	616	if (h_scale == 0 || v_scale == 0)
606	{	617	{
607	/* tile horizontally */	618	/* tile horizontally */
608	while (x > 0) x -= (int)result->width;	619	while (x > 0) x -= (int)result->width;
609	layers[1].dst_x = x;	620	layers[1].dst_x = x;
610	layers[1].clip_width = result->width+target_width;	621	layers[1].clip_width = result->width+target_width;
…		…
614	/* clip horizontally */	625	/* clip horizontally */
615	layers[1].dst_x = x;	626	layers[1].dst_x = x;
616	layers[1].clip_width = result->width;	627	layers[1].clip_width = result->width;
617	}	628	}
618		629
619	if (h <= 0)	630	if (h_scale == 0 || v_scale == 0)
620	{	631	{
621	while (y > 0) y -= (int)result->height;	632	while (y > 0) y -= (int)result->height;
622	layers[1].dst_y = y;	633	layers[1].dst_y = y;
623	layers[1].clip_height = result->height + target_height;	634	layers[1].clip_height = result->height + target_height;
624	}	635	}
…		…
647	}	658	}
648		659
649	free (layers);	660	free (layers);
650	}	661	}
651	}	662	}
652	TIMING_TEST_PRINT_RESULT (asim);
653		663
654	bool ret = false;	664	bool ret = false;
655		665
656	if (result)	666	if (result)
657	{	667	{
…		…
703		713
704	if (result != background && result != original_asim)	714	if (result != background && result != original_asim)
705	destroy_asimage (&result);	715	destroy_asimage (&result);
706		716
707	XFreeGC (target->dpy, gc);	717	XFreeGC (target->dpy, gc);
708	TIMING_TEST_PRINT_RESULT (asim);
709		718
710	ret = true;	719	ret = true;
711	}	720	}
712		721
713	if (background)	722	if (background)
…		…
725	return false;	734	return false;
726		735
727	if (!pixbuf)	736	if (!pixbuf)
728	return false;	737	return false;
729		738
730	// TODO: add alpha blending
731	if (background_flags)	739	if (background_flags
		740	&& !(flags & HAS_RENDER))
732	return false;	741	return false;
733		742
734	GdkPixbuf *result;	743	GdkPixbuf *result;
735		744
736	int image_width = gdk_pixbuf_get_width (pixbuf);	745	int image_width = gdk_pixbuf_get_width (pixbuf);
…		…
741	int new_pmap_width = target_width;	750	int new_pmap_width = target_width;
742	int new_pmap_height = target_height;	751	int new_pmap_height = target_height;
743		752
744	int x = 0;	753	int x = 0;
745	int y = 0;	754	int y = 0;
746	int w = h_scale * target_width / 100;	755	int w = 0;
747	int h = v_scale * target_height / 100;	756	int h = 0;
748		757
749	if (h_align == rootAlign || v_align == rootAlign)	758	get_image_geometry (image_width, image_height, w, h, x, y);
750	{
751	target->get_window_origin (x, y);
752	x = -x;
753	y = -y;
754	}
755		759
756	if (h_align != rootAlign)	760	if (!(flags & rootAlign)
757	x = make_align_position (h_align, target_width, w > 0 ? w : image_width);
758
759	if (v_align != rootAlign)
760	y = make_align_position (v_align, target_height, h > 0 ? h : image_height);
761
762	if (x >= target_width	761	&& (x >= target_width
763	|| y >= target_height	762	|| y >= target_height
764	|| (w > 0 && x + w <= 0)	763	|| (x + w <= 0)
765	|| (h > 0 && y + h <= 0))	764	|| (y + h <= 0)))
766	return false;	765	return false;
767		766
768	result = pixbuf;	767	result = pixbuf;
769		768
770	if ((w > 0 && w != image_width)	769	if ((w != image_width)
771	|| (h > 0 && h != image_height))	770	|| (h != image_height))
772	{	771	{
773	result = gdk_pixbuf_scale_simple (pixbuf,	772	result = gdk_pixbuf_scale_simple (pixbuf,
774	w > 0 ? w : image_width,	773	w, h,
775	h > 0 ? h : image_height,
776	GDK_INTERP_BILINEAR);	774	GDK_INTERP_BILINEAR);
777	}	775	}
778		776
779	bool ret = false;	777	bool ret = false;
780		778
781	if (result)	779	if (result)
782	{	780	{
783	XGCValues gcv;	781	XGCValues gcv;
784	GC gc;	782	GC gc;
		783	Pixmap root_pmap;
785		784
786	image_width = gdk_pixbuf_get_width (result);	785	image_width = gdk_pixbuf_get_width (result);
787	image_height = gdk_pixbuf_get_height (result);	786	image_height = gdk_pixbuf_get_height (result);
788		787
789	if (h_scale == 0)	788	if (background_flags)
		789	{
		790	root_pmap = pixmap;
		791	pixmap = None;
		792	}
		793	else
		794	{
		795	if (h_scale == 0 || v_scale == 0)
		796	{
790	new_pmap_width = min (image_width, target_width);	797	new_pmap_width = min (image_width, target_width);
791	if (v_scale == 0)
792	new_pmap_height = min (image_height, target_height);	798	new_pmap_height = min (image_height, target_height);
		799	}
		800	}
793		801
794	if (pixmap)	802	if (pixmap)
795	{	803	{
796	if (pmap_width != new_pmap_width	804	if (pmap_width != new_pmap_width
797	|| pmap_height != new_pmap_height	805	|| pmap_height != new_pmap_height
…		…
852	dst_width, dst_height,	860	dst_width, dst_height,
853	XLIB_RGB_DITHER_NONE,	861	XLIB_RGB_DITHER_NONE,
854	0, 0);	862	0, 0);
855	}	863	}
856		864
		865	#if XRENDER
		866	if (background_flags)
		867	{
		868	Display *dpy = target->dpy;
		869	XRenderPictureAttributes pa;
		870
		871	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, target->visual);
		872	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);
		873
		874	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);
		875	Picture dst = XRenderCreatePicture (dpy, pixmap, dst_format, 0, &pa);
		876
		877	pa.repeat = True;
		878	Pixmap mask_pmap = XCreatePixmap (dpy, target->vt, 1, 1, 8);
		879	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
		880	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
		881	XFreePixmap (dpy, mask_pmap);
		882
		883	if (src && dst && mask)
		884	{
		885	XRenderColor mask_c;
		886
		887	mask_c.alpha = 0x8000;
		888	mask_c.red = 0;
		889	mask_c.green = 0;
		890	mask_c.blue = 0;
		891	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
		892	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
		893	}
		894
		895	XRenderFreePicture (dpy, src);
		896	XRenderFreePicture (dpy, dst);
		897	XRenderFreePicture (dpy, mask);
		898
		899	XFreePixmap (dpy, root_pmap);
		900	}
		901	#endif
		902
857	if (result != pixbuf)	903	if (result != pixbuf)
858	g_object_unref (result);	904	g_object_unref (result);
859		905
860	XFreeGC (target->dpy, gc);	906	XFreeGC (target->dpy, gc);
861		907
…		…
867	# endif /* HAVE_PIXBUF */	913	# endif /* HAVE_PIXBUF */
868		914
869	bool	915	bool
870	bgPixmap_t::set_file (const char *file)	916	bgPixmap_t::set_file (const char *file)
871	{	917	{
872	assert (file);	918	if (!file || !*file)
		919	return false;
873		920
874	if (*file)
875	{
876	if (const char *p = strchr (file, ';'))	921	if (const char *p = strchr (file, ';'))
877	{	922	{
878	size_t len = p - file;	923	size_t len = p - file;
879	char *f = rxvt_temp_buf<char> (len + 1);	924	char *f = rxvt_temp_buf<char> (len + 1);
880	memcpy (f, file, len);	925	memcpy (f, file, len);
881	f[len] = '\0';	926	f[len] = '\0';
882	file = f;	927	file = f;
883	}	928	}
884		929
885	# ifdef HAVE_AFTERIMAGE	930	# ifdef HAVE_AFTERIMAGE
886	if (!target->asimman)	931	if (!target->asimman)
887	target->asimman = create_generic_imageman (target->rs[Rs_path]);	932	target->asimman = create_generic_imageman (target->rs[Rs_path]);
888	original_asim = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);	933	ASImage *image = get_asimage (target->asimman, file, 0xFFFFFFFF, 100);
		934	if (image)
		935	{
889	if (original_asim)	936	if (original_asim)
		937	safe_asimage_destroy (original_asim);
		938	original_asim = image;
890	have_image = true;	939	have_image = true;
891	return have_image;	940	return true;
		941	}
892	# endif	942	# endif
893		943
894	# ifdef HAVE_PIXBUF	944	# ifdef HAVE_PIXBUF
895	pixbuf = gdk_pixbuf_new_from_file (file, NULL);	945	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
		946	if (image)
		947	{
896	if (pixbuf)	948	if (pixbuf)
		949	g_object_unref (pixbuf);
		950	pixbuf = image;
897	have_image = true;	951	have_image = true;
898	return have_image;	952	return true;
		953	}
899	# endif	954	# endif
900	}
901		955
902	return false;	956	return false;
903	}	957	}
904		958
905	# endif /* BG_IMAGE_FROM_FILE */	959	# endif /* BG_IMAGE_FROM_FILE */
…		…
918	}	972	}
919		973
920	bool	974	bool
921	bgPixmap_t::set_blur_radius (const char *geom)	975	bgPixmap_t::set_blur_radius (const char *geom)
922	{	976	{
923	int changed = 0;	977	bool changed = false;
924	unsigned int hr, vr;	978	unsigned int hr, vr;
925	int junk;	979	int junk;
926	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);	980	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
927		981
928	if (!(geom_flags & WidthValue))	982	if (!(geom_flags & WidthValue))
929	hr = 1;	983	hr = 1;
930	if (!(geom_flags & HeightValue))	984	if (!(geom_flags & HeightValue))
931	vr = hr;	985	vr = hr;
932		986
		987	min_it (hr, 128);
		988	min_it (vr, 128);
		989
933	if (h_blurRadius != hr)	990	if (h_blurRadius != hr)
934	{	991	{
935	++changed;	992	changed = true;
936	h_blurRadius = hr;	993	h_blurRadius = hr;
937	}	994	}
938		995
939	if (v_blurRadius != vr)	996	if (v_blurRadius != vr)
940	{	997	{
941	++changed;	998	changed = true;
942	v_blurRadius = vr;	999	v_blurRadius = vr;
943	}	1000	}
944		1001
945	if (v_blurRadius == 0 && h_blurRadius == 0)	1002	if (v_blurRadius == 0 && h_blurRadius == 0)
946	flags &= ~blurNeeded;	1003	flags &= ~blurNeeded;
947	else	1004	else
948	flags |= blurNeeded;	1005	flags |= blurNeeded;
949		1006
950	return (changed > 0);	1007	return changed;
951	}	1008	}
952		1009
953	static inline unsigned long	1010	static inline unsigned long
954	compute_tint_shade_flags (rxvt_color *tint, int shade)	1011	compute_tint_shade_flags (rxvt_color *tint, int shade)
955	{	1012	{
956	unsigned long flags = 0;	1013	unsigned long flags = 0;
957	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1014	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
958	bool has_shade = (shade > 0 && shade < 100) || (shade > 100 && shade < 200);	1015	bool has_shade = shade != 100;
959		1016
960	if (tint)	1017	if (tint)
961	{	1018	{
962	tint->get (c);	1019	tint->get (c);
963	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)	1020	# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)
…		…
977	{	1034	{
978	flags |= bgPixmap_t::tintNeeded;	1035	flags |= bgPixmap_t::tintNeeded;
979	}	1036	}
980	}	1037	}
981		1038
982	if (flags & bgPixmap_t::tintNeeded)
983	{
984	if (flags & bgPixmap_t::tintWholesome)
985	flags |= bgPixmap_t::tintServerSide;
986	else
987	{
988	#if XFT
989	flags |= bgPixmap_t::tintServerSide;
990	#endif
991	}
992	}
993
994	return flags;	1039	return flags;
995	}	1040	}
996		1041
997	bool	1042	bool
998	bgPixmap_t::set_tint (rxvt_color &new_tint)	1043	bgPixmap_t::set_tint (rxvt_color &new_tint)
999	{	1044	{
1000	if (tint != new_tint)	1045	if (!(flags & tintSet) || tint != new_tint)
1001	{	1046	{
1002	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);	1047	unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);
1003	tint = new_tint;	1048	tint = new_tint;
1004	flags = (flags & ~tintFlags) | new_flags | tintSet;	1049	flags = (flags & ~tintFlags) | new_flags | tintSet;
1005	return true;	1050	return true;
…		…
1023	}	1068	}
1024		1069
1025	bool	1070	bool
1026	bgPixmap_t::set_shade (const char *shade_str)	1071	bgPixmap_t::set_shade (const char *shade_str)
1027	{	1072	{
1028	int new_shade = (shade_str) ? atoi (shade_str) : 0;	1073	int new_shade = (shade_str) ? atoi (shade_str) : 100;
1029		1074
1030	if (new_shade < 0 && new_shade > -100)	1075	clamp_it (new_shade, -100, 200);
		1076	if (new_shade < 0)
1031	new_shade = 200 - (100 + new_shade);	1077	new_shade = 200 - (100 + new_shade);
1032	else if (new_shade == 100)
1033	new_shade = 0;
1034		1078
1035	if (new_shade != shade)	1079	if (new_shade != shade)
1036	{	1080	{
1037	unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);	1081	unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);
1038	shade = new_shade;	1082	shade = new_shade;
…		…
1041	}	1085	}
1042		1086
1043	return false;	1087	return false;
1044	}	1088	}
1045		1089
		1090	#if XRENDER
		1091	static void
		1092	get_gaussian_kernel (int radius, int width, double *kernel, XFixed *params)
		1093	{
		1094	double sigma = radius / 2.0;
		1095	double scale = sqrt (2.0 * M_PI) * sigma;
		1096	double sum = 0.0;
		1097
		1098	for (int i = 0; i < width; i++)
		1099	{
		1100	double x = i - width / 2;
		1101	kernel[i] = exp (-(x * x) / (2.0 * sigma * sigma)) / scale;
		1102	sum += kernel[i];
		1103	}
		1104
		1105	params[0] = XDoubleToFixed (width);
		1106	params[1] = XDoubleToFixed (1);
		1107
		1108	for (int i = 0; i < width; i++)
		1109	params[i+2] = XDoubleToFixed (kernel[i] / sum);
		1110	}
		1111	#endif
		1112
		1113	bool
		1114	bgPixmap_t::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
		1115	{
		1116	bool ret = false;
		1117	#if XRENDER
		1118	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
		1119	double *kernel = (double *)malloc (size * sizeof (double));
		1120	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
		1121
		1122	Display *dpy = target->dpy;
		1123	XRenderPictureAttributes pa;
		1124	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		1125
		1126	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1127	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1128
		1129	if (kernel && params && src && dst)
		1130	{
		1131	if (h_blurRadius)
		1132	{
		1133	size = h_blurRadius * 2 + 1;
		1134	get_gaussian_kernel (h_blurRadius, size, kernel, params);
		1135
		1136	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
		1137	XRenderComposite (dpy,
		1138	PictOpSrc,
		1139	src,
		1140	None,
		1141	dst,
		1142	0, 0,
		1143	0, 0,
		1144	0, 0,
		1145	width, height);
		1146	}
		1147
		1148	if (v_blurRadius)
		1149	{
		1150	size = v_blurRadius * 2 + 1;
		1151	get_gaussian_kernel (v_blurRadius, size, kernel, params);
		1152	swap (params[0], params[1]);
		1153
		1154	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
		1155	XRenderComposite (dpy,
		1156	PictOpSrc,
		1157	src,
		1158	None,
		1159	dst,
		1160	0, 0,
		1161	0, 0,
		1162	0, 0,
		1163	width, height);
		1164	}
		1165
		1166	ret = true;
		1167	}
		1168
		1169	free (kernel);
		1170	free (params);
		1171	XRenderFreePicture (dpy, src);
		1172	XRenderFreePicture (dpy, dst);
		1173	#endif
		1174	return ret;
		1175	}
		1176
		1177	bool
		1178	bgPixmap_t::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
		1179	{
		1180	Display *dpy = target->dpy;
		1181	bool ret = false;
		1182
		1183	if (flags & tintWholesome)
		1184	{
		1185	XGCValues gcv;
		1186	GC gc;
		1187
		1188	/* In this case we can tint image server-side getting significant
		1189	* performance improvements, as we eliminate XImage transfer
		1190	*/
		1191	gcv.foreground = Pixel (tint);
		1192	gcv.function = GXand;
		1193	gcv.fill_style = FillSolid;
		1194	gc = XCreateGC (dpy, pixmap, GCFillStyle | GCForeground | GCFunction, &gcv);
		1195	if (gc)
		1196	{
		1197	XFillRectangle (dpy, pixmap, gc, 0, 0, width, height);
		1198	ret = true;
		1199	XFreeGC (dpy, gc);
		1200	}
		1201	}
		1202	else
		1203	{
		1204	# if XRENDER
		1205	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
		1206
		1207	if (flags & tintSet)
		1208	tint.get (c);
		1209
		1210	if (shade <= 100)
		1211	{
		1212	c.r = (c.r * shade) / 100;
		1213	c.g = (c.g * shade) / 100;
		1214	c.b = (c.b * shade) / 100;
		1215	}
		1216	else
		1217	{
		1218	c.r = ((0xffff - c.r) * (200 - shade)) / 100;
		1219	c.g = ((0xffff - c.g) * (200 - shade)) / 100;
		1220	c.b = ((0xffff - c.b) * (200 - shade)) / 100;
		1221	}
		1222
		1223	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
		1224	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		1225	XRenderPictureAttributes pa;
		1226
		1227	Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
		1228
		1229	pa.repeat = True;
		1230
		1231	Pixmap overlay_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
		1232	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
		1233	XFreePixmap (dpy, overlay_pmap);
		1234
		1235	pa.component_alpha = True;
		1236	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
		1237	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
		1238	XFreePixmap (dpy, mask_pmap);
		1239
		1240	if (mask_pic && overlay_pic && back_pic)
		1241	{
		1242	XRenderColor mask_c;
		1243
		1244	memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof (mask_c));
		1245	mask_c.alpha = 0xffff;
		1246	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
		1247
		1248	mask_c.alpha = 0;
		1249	mask_c.red = 0xffff - c.r;
		1250	mask_c.green = 0xffff - c.g;
		1251	mask_c.blue = 0xffff - c.b;
		1252	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
		1253	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1254	ret = true;
		1255	}
		1256
		1257	XRenderFreePicture (dpy, mask_pic);
		1258	XRenderFreePicture (dpy, overlay_pic);
		1259	XRenderFreePicture (dpy, back_pic);
		1260	# endif
		1261	}
		1262
		1263	return ret;
		1264	}
		1265
1046	/* make_transparency_pixmap()	1266	/* make_transparency_pixmap()
1047	* Builds a pixmap sized the same as terminal window, with depth same as the root window	1267	* Builds a pixmap of the same size as the terminal window that contains
1048	* that pixmap contains tiled portion of the root pixmap that is supposed to be covered by	1268	* the tiled portion of the root pixmap that is supposed to be covered by
1049	* our window.	1269	* our window.
1050	*/	1270	*/
1051	unsigned long	1271	unsigned long
1052	bgPixmap_t::make_transparency_pixmap ()	1272	bgPixmap_t::make_transparency_pixmap ()
1053	{	1273	{
…		…
1057	return 0;	1277	return 0;
1058		1278
1059	/* root dimensions may change from call to call - but Display structure should	1279	/* root dimensions may change from call to call - but Display structure should
1060	* be always up-to-date, so let's use it :	1280	* be always up-to-date, so let's use it :
1061	*/	1281	*/
1062	Window root = target->display->root;
1063	int screen = target->display->screen;	1282	int screen = target->display->screen;
1064	Display *dpy = target->dpy;	1283	Display *dpy = target->dpy;
		1284	int root_depth = DefaultDepth (dpy, screen);
1065	int root_width = DisplayWidth (dpy, screen);	1285	int root_width = DisplayWidth (dpy, screen);
1066	int root_height = DisplayHeight (dpy, screen);	1286	int root_height = DisplayHeight (dpy, screen);
1067	unsigned int root_pmap_width, root_pmap_height;	1287	unsigned int root_pmap_width, root_pmap_height;
1068	int window_width = target->szHint.width;	1288	int window_width = target->szHint.width;
1069	int window_height = target->szHint.height;	1289	int window_height = target->szHint.height;
1070	int sx, sy;	1290	int sx, sy;
1071	XGCValues gcv;	1291	XGCValues gcv;
		1292	GC gc;
1072		1293
1073	TIMING_TEST_START (tp);
1074	target->get_window_origin (sx, sy);	1294	target->get_window_origin (sx, sy);
1075		1295
1076	/* check if we are outside of the visible part of the virtual screen : */	1296	/* check if we are outside of the visible part of the virtual screen : */
1077	if (sx + window_width <= 0 || sy + window_height <= 0	1297	if (sx + window_width <= 0 || sy + window_height <= 0
1078	|| sx >= root_width || sy >= root_height)	1298	|| sx >= root_width || sy >= root_height)
1079	return 0;	1299	return 0;
1080		1300
		1301	// validate root pixmap and get its size
1081	if (root_pixmap != None)	1302	if (root_pixmap != None)
1082	{	1303	{
1083	/* we want to validate the pixmap and get it's size at the same time : */	1304	Window wdummy;
1084	int junk;	1305	int idummy;
1085	unsigned int ujunk;	1306	unsigned int udummy;
1086	/* root pixmap may be bad - allow a error */	1307
1087	target->allowedxerror = -1;	1308	target->allowedxerror = -1;
1088		1309
1089	if (!XGetGeometry (dpy, root_pixmap, &root, &junk, &junk, &root_pmap_width, &root_pmap_height, &ujunk, &ujunk))	1310	if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pmap_width, &root_pmap_height, &udummy, &udummy))
1090	root_pixmap = None;	1311	root_pixmap = None;
1091		1312
1092	target->allowedxerror = 0;	1313	target->allowedxerror = 0;
1093	}	1314	}
1094		1315
		1316	Pixmap recoded_root_pmap = root_pixmap;
		1317
		1318	if (root_pixmap != None && root_depth != target->depth)
		1319	{
		1320	#if XRENDER
		1321	if (flags & HAS_RENDER)
		1322	{
		1323	XRenderPictureAttributes pa;
		1324
		1325	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
		1326	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);
		1327
		1328	recoded_root_pmap = XCreatePixmap (dpy, target->vt, root_pmap_width, root_pmap_height, target->depth);
		1329	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, target->visual);
		1330	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);
		1331
		1332	if (src && dst)
		1333	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
		1334	else
		1335	{
		1336	XFreePixmap (dpy, recoded_root_pmap);
		1337	root_pixmap = None;
		1338	}
		1339
		1340	XRenderFreePicture (dpy, src);
		1341	XRenderFreePicture (dpy, dst);
		1342	}
		1343	else
		1344	#endif
		1345	root_pixmap = None;
		1346	}
		1347
		1348	if (root_pixmap == None)
		1349	return 0;
		1350
1095	Pixmap tiled_root_pmap = XCreatePixmap (dpy, root, window_width, window_height, root_depth);	1351	Pixmap tiled_root_pmap = XCreatePixmap (dpy, target->vt, window_width, window_height, target->depth);
1096	GC gc = NULL;
1097		1352
1098	if (tiled_root_pmap == None) /* something really bad happened - abort */	1353	if (tiled_root_pmap == None) /* something really bad happened - abort */
1099	return 0;	1354	return 0;
1100		1355
1101	if (root_pixmap == None)
1102	{
1103	/* use tricks to obtain the root background image :*/
1104	/* we want to create Overrideredirect window overlapping out window
1105	with background type of Parent Relative and then grab it */
1106	XSetWindowAttributes attr;
1107	Window src;
1108	bool success = false;
1109
1110	attr.background_pixmap = ParentRelative;
1111	attr.backing_store = Always;
1112	attr.event_mask = ExposureMask;
1113	attr.override_redirect = True;
1114	src = XCreateWindow (dpy, root, sx, sy, window_width, window_height, 0,
1115	CopyFromParent, CopyFromParent, CopyFromParent,
1116	CWBackPixmap|CWBackingStore|CWOverrideRedirect|CWEventMask,
1117	&attr);
1118
1119	if (src != None)
1120	{
1121	XEvent event;
1122	int ev_count = 0;
1123	XGrabServer (dpy);
1124	XMapRaised (dpy, src);
1125	XSync (dpy, False);
1126
1127	/* XSync should get window where it's properly exposed,
1128	* but to be on the safe side - let's check for the actual event to arrive : */
1129	while (XCheckWindowEvent (dpy, src, ExposureMask, &event))
1130	++ev_count;
1131
1132	if (ev_count > 0);
1133	{
1134	/* hooray! - we can grab the image! */
1135	gc = XCreateGC (dpy, root, 0, NULL);
1136	if (gc)
1137	{
1138	XCopyArea (dpy, src, tiled_root_pmap, gc, 0, 0, window_width, window_height, 0, 0);
1139	success = true;
1140	}
1141	}
1142
1143	XDestroyWindow (dpy, src);
1144	XUngrabServer (dpy);
1145	//fprintf (stderr, "%s:%d: ev_count = %d\n", __FUNCTION__, __LINE__, ev_count);
1146	}
1147
1148	if (!success)
1149	{
1150	XFreePixmap (dpy, tiled_root_pmap);
1151	tiled_root_pmap = None;
1152	}
1153	else
1154	result |= transpPmapTiled;
1155	}
1156	else
1157	{
1158	/* straightforward pixmap copy */	1356	/* straightforward pixmap copy */
1159	gcv.tile = root_pixmap;	1357	gcv.tile = recoded_root_pmap;
1160	gcv.fill_style = FillTiled;	1358	gcv.fill_style = FillTiled;
1161		1359
1162	while (sx < 0) sx += (int)root_width;	1360	while (sx < 0) sx += (int)root_width;
1163	while (sy < 0) sy += (int)root_height;	1361	while (sy < 0) sy += (int)root_height;
1164		1362
1165	gcv.ts_x_origin = -sx;	1363	gcv.ts_x_origin = -sx;
1166	gcv.ts_y_origin = -sy;	1364	gcv.ts_y_origin = -sy;
1167	gc = XCreateGC (dpy, root, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	1365	gc = XCreateGC (dpy, target->vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
1168		1366
1169	if (gc)	1367	if (gc)
1170	{	1368	{
1171	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);	1369	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
1172	result |= transpPmapTiled;	1370	result |= transpPmapTiled;
1173	}	1371	XFreeGC (dpy, gc);
1174	}	1372	}
1175	TIMING_TEST_PRINT_RESULT (tp);
1176		1373
1177	if (tiled_root_pmap != None)	1374	if (tiled_root_pmap != None)
1178	{	1375	{
1179	if (!need_client_side_rendering ())	1376	if (!need_client_side_rendering ())
1180	{	1377	{
		1378	if ((flags & blurNeeded)
		1379	&& (flags & HAS_RENDER_CONV))
		1380	{
		1381	if (blur_pixmap (tiled_root_pmap, target->visual, window_width, window_height))
		1382	result |= transpPmapBlurred;
		1383	}
1181	if ((flags & tintNeeded))	1384	if ((flags & tintNeeded)
1182	{
1183	if (flags & tintWholesome)	1385	&& (flags & (tintWholesome | HAS_RENDER)))
1184	{	1386	{
1185	/* In this case we can tint image server-side getting significant	1387	if (tint_pixmap (tiled_root_pmap, target->visual, window_width, window_height))
1186	* performance improvements, as we eliminate XImage transfer
1187	*/
1188	gcv.foreground = Pixel (tint);
1189	gcv.function = GXand;
1190	gcv.fill_style = FillSolid;
1191	if (gc)
1192	XChangeGC (dpy, gc, GCFillStyle | GCForeground | GCFunction, &gcv);
1193	else
1194	gc = XCreateGC (dpy, root, GCFillStyle | GCForeground | GCFunction, &gcv);
1195	if (gc)
1196	{
1197	XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
1198	result |= transpPmapTinted;	1388	result |= transpPmapTinted;
1199	}
1200	}
1201	else
1202	{
1203	# if XFT
1204	Picture back_pic = 0;
1205	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1206
1207	if (flags & tintSet)
1208	tint.get (c);
1209
1210	if (shade > 0 && shade < 100)
1211	{
1212	c.r = (c.r * shade) / 100;
1213	c.g = (c.g * shade) / 100;
1214	c.b = (c.b * shade) / 100;
1215	}
1216	else if (shade > 100 && shade < 200)
1217	{
1218	c.r = (c.r * (200 - shade)) / 100;
1219	c.g = (c.g * (200 - shade)) / 100;
1220	c.b = (c.b * (200 - shade)) / 100;
1221	}
1222
1223	XRenderPictFormat pf;
1224	pf.type = PictTypeDirect;
1225	pf.depth = 32;
1226	pf.direct.redMask = 0xff;
1227	pf.direct.greenMask = 0xff;
1228	pf.direct.blueMask = 0xff;
1229	pf.direct.alphaMask = 0xff;
1230
1231	XRenderPictFormat *solid_format = XRenderFindFormat (dpy,
1232	(PictFormatType|
1233	PictFormatDepth|
1234	PictFormatRedMask|
1235	PictFormatGreenMask|
1236	PictFormatBlueMask|
1237	PictFormatAlphaMask),
1238	&pf,
1239	0);
1240	XRenderPictFormat *root_format = XRenderFindVisualFormat (dpy, DefaultVisualOfScreen (ScreenOfDisplay (dpy, target->display->screen)));
1241	XRenderPictureAttributes pa ;
1242
1243	back_pic = XRenderCreatePicture (dpy, tiled_root_pmap, root_format, 0, &pa);
1244
1245	pa.repeat = True;
1246
1247	Pixmap overlay_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
1248	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1249	XFreePixmap (dpy, overlay_pmap);
1250
1251	pa.component_alpha = True;
1252	Pixmap mask_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
1253	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
1254	XFreePixmap (dpy, mask_pmap);
1255
1256	if (mask_pic && overlay_pic && back_pic)
1257	{
1258	XRenderColor mask_c;
1259
1260	memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof (mask_c));
1261	mask_c.alpha = 0xffff;
1262	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1263
1264	mask_c.alpha = 0;
1265	mask_c.red = 0xffff - c.r;
1266	mask_c.green = 0xffff - c.g;
1267	mask_c.blue = 0xffff - c.b;
1268	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1269	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, window_width, window_height);
1270	result |= transpPmapTinted;
1271	}
1272
1273	XRenderFreePicture (dpy, mask_pic);
1274	XRenderFreePicture (dpy, overlay_pic);
1275	XRenderFreePicture (dpy, back_pic);
1276	# if DO_TIMING_TEST
1277	XSync (dpy, False);
1278	# endif
1279	# endif
1280	}
1281	}	1389	}
1282	} /* server side rendering completed */	1390	} /* server side rendering completed */
1283		1391
1284	if (pixmap)	1392	if (pixmap)
1285	XFreePixmap (dpy, pixmap);	1393	XFreePixmap (dpy, pixmap);
1286		1394
1287	pixmap = tiled_root_pmap;	1395	pixmap = tiled_root_pmap;
1288	pmap_width = window_width;	1396	pmap_width = window_width;
1289	pmap_height = window_height;	1397	pmap_height = window_height;
1290	pmap_depth = root_depth;	1398	pmap_depth = target->depth;
1291	}	1399	}
1292		1400
1293	if (gc)	1401	if (recoded_root_pmap != root_pixmap)
1294	XFreeGC (dpy, gc);	1402	XFreePixmap (dpy, recoded_root_pmap);
1295
1296	TIMING_TEST_PRINT_RESULT (tp);
1297		1403
1298	return result;	1404	return result;
1299	}	1405	}
1300		1406
1301	bool	1407	void
1302	bgPixmap_t::set_root_pixmap ()	1408	bgPixmap_t::set_root_pixmap ()
1303	{	1409	{
1304	Pixmap new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);	1410	Pixmap new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);
1305	if (new_root_pixmap == None)	1411	if (new_root_pixmap == None)
1306	new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);	1412	new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);
1307		1413
1308	if (new_root_pixmap != root_pixmap)
1309	{
1310	root_pixmap = new_root_pixmap;	1414	root_pixmap = new_root_pixmap;
1311	return true;
1312	}
1313
1314	return false;
1315	}	1415	}
1316	# endif /* ENABLE_TRANSPARENCY */	1416	# endif /* ENABLE_TRANSPARENCY */
1317		1417
1318	# ifndef HAVE_AFTERIMAGE	1418	# ifndef HAVE_AFTERIMAGE
1319	static void ShadeXImage(rxvt_term *term, XImage *srcImage, int shade, int rm, int gm, int bm);	1419	static void ShadeXImage(Visual *visual, XImage *srcImage, int shade, int rm, int gm, int bm);
1320	# endif	1420	# endif
1321		1421
1322	bool	1422	bool
1323	bgPixmap_t::render ()	1423	bgPixmap_t::render ()
1324	{	1424	{
1325	unsigned long background_flags = 0;	1425	unsigned long background_flags = 0;
1326		1426
1327	if (target == NULL)	1427	if (target == NULL)
1328	return false;	1428	return false;
1329
1330	TIMING_TEST_START (tp);
1331		1429
1332	invalidate ();	1430	invalidate ();
1333	# ifdef ENABLE_TRANSPARENCY	1431	# ifdef ENABLE_TRANSPARENCY
1334	if (flags & isTransparent)	1432	if (flags & isTransparent)
1335	{	1433	{
1336	/* we need to re-generate transparency pixmap in that case ! */	1434	/* we need to re-generate transparency pixmap in that case ! */
1337	background_flags = make_transparency_pixmap ();	1435	background_flags = make_transparency_pixmap ();
1338	if (background_flags == 0)	1436	if (background_flags == 0)
1339	return false;	1437	return false;
1340	else if ((background_flags & transpTransformations) == (flags & transpTransformations)	1438	else if ((background_flags & transpTransformations) == (flags & transpTransformations))
1341	&& pmap_depth == target->depth)
1342	flags = flags & ~isInvalid;	1439	flags = flags & ~isInvalid;
1343	}	1440	}
1344	# endif	1441	# endif
1345		1442
1346	# ifdef BG_IMAGE_FROM_FILE	1443	# ifdef BG_IMAGE_FROM_FILE
…		…
1350	if (render_image (background_flags))	1447	if (render_image (background_flags))
1351	flags = flags & ~isInvalid;	1448	flags = flags & ~isInvalid;
1352	}	1449	}
1353	# endif	1450	# endif
1354		1451
		1452	# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) && !XRENDER
1355	XImage *result = NULL;	1453	XImage *result = NULL;
1356		1454
1357	if (background_flags && (flags & isInvalid))	1455	if (background_flags && (flags & isInvalid))
1358	{	1456	{
1359	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);	1457	result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1360	}	1458	}
1361		1459
1362	if (result)	1460	if (result)
1363	{	1461	{
1364	# if !defined(HAVE_AFTERIMAGE) && !XFT
1365	/* our own client-side tinting */	1462	/* our own client-side tinting */
1366	/* ATTENTION: We ASSUME that XFT will let us do all the tinting necessary server-side.
1367	This may need to be changed in need_client_side_rendering() logic is altered !!! */
1368	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))	1463	if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
1369	{	1464	{
1370	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1465	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1371	if (flags & tintSet)	1466	if (flags & tintSet)
1372	tint.get (c);	1467	tint.get (c);
1373	ShadeXImage (target, result, shade, c.r, c.g, c.b);	1468	ShadeXImage (DefaultVisual (target->dpy, target->display->screen), result, shade, c.r, c.g, c.b);
1374	}	1469	}
1375	# endif
1376		1470
1377	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);	1471	GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);
1378		1472
1379	if (gc)	1473	if (gc)
1380	{	1474	{
1381	if (/*pmap_depth != target->depth &&*/ pixmap != None)
1382	{
1383	XFreePixmap (target->dpy, pixmap);
1384	pixmap = None;
1385	}
1386
1387	if (pixmap == None)
1388	{
1389	pixmap = XCreatePixmap (target->dpy, target->vt, result->width, result->height, target->depth);
1390	pmap_width = result->width;
1391	pmap_height = result->height;
1392	pmap_depth = target->depth;
1393	}
1394
1395	if (pmap_depth != result->depth)
1396	{
1397	/* Bad Match error will ensue ! stupid X !!!! */
1398	if (result->depth == 24 && pmap_depth == 32)
1399	result->depth = 32;
1400	else if (result->depth == 32 && pmap_depth == 24)
1401	result->depth = 24;
1402	else
1403	{
1404	/* TODO: implement image recoding */
1405	}
1406	}
1407
1408	if (pmap_depth == result->depth)
1409	XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);	1475	XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1410		1476
1411	XFreeGC (target->dpy, gc);	1477	XFreeGC (target->dpy, gc);
1412	flags = flags & ~isInvalid;	1478	flags = flags & ~isInvalid;
1413	}	1479	}
1414		1480
1415	XDestroyImage (result);	1481	XDestroyImage (result);
1416	}	1482	}
		1483	# endif
1417		1484
1418	if (flags & isInvalid)	1485	if (flags & isInvalid)
1419	{	1486	{
1420	if (pixmap != None)	1487	if (pixmap != None)
1421	{	1488	{
…		…
1424	}	1491	}
1425	}	1492	}
1426		1493
1427	apply ();	1494	apply ();
1428		1495
1429	XSync (target->dpy, False);
1430	valid_since = ev::now ();	1496	valid_since = ev::now ();
1431		1497
1432	TIMING_TEST_PRINT_RESULT (tp);
1433
1434	return true;	1498	return true;
1435	}	1499	}
1436		1500
1437	bool	1501	void
1438	bgPixmap_t::set_target (rxvt_term *new_target)	1502	bgPixmap_t::set_target (rxvt_term *new_target)
1439	{	1503	{
1440	if (new_target)
1441	if (target != new_target)
1442	{
1443	target = new_target;	1504	target = new_target;
1444	# ifdef ENABLE_TRANSPARENCY	1505
1445	root_depth = DefaultDepthOfScreen (ScreenOfDisplay (target->dpy, target->display->screen));	1506	flags &= ~(HAS_RENDER | HAS_RENDER_CONV);
		1507	#if XRENDER
		1508	int major, minor;
		1509	if (XRenderQueryVersion (target->dpy, &major, &minor))
		1510	flags |= HAS_RENDER;
		1511	XFilters *filters = XRenderQueryFilters (target->dpy, target->vt);
		1512	if (filters)
		1513	{
		1514	for (int i = 0; i < filters->nfilter; i++)
		1515	if (!strcmp (filters->filter[i], FilterConvolution))
		1516	flags |= HAS_RENDER_CONV;
		1517
		1518	XFree (filters);
		1519	}
1446	# endif	1520	#endif
1447	return true;
1448	}
1449
1450	return false;
1451	}	1521	}
1452		1522
1453	void	1523	void
1454	bgPixmap_t::apply ()	1524	bgPixmap_t::apply ()
1455	{	1525	{
1456	if (target)	1526	if (target == NULL)
1457	{	1527	return;
1458	flags &= ~isVtOrigin;
1459		1528
1460	if (pixmap != None)	1529	if (pixmap != None)
1461	{	1530	{
1462	/* set target's background to pixmap */	1531	/* set target's background to pixmap */
1463	# ifdef ENABLE_TRANSPARENCY	1532	# ifdef ENABLE_TRANSPARENCY
1464	if (flags & isTransparent)	1533	if (flags & isTransparent)
1465	{	1534	{
1466	XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);	1535	XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);
1467	XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);	1536	XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);
1468		1537
1469	if (target->scrollBar.win)	1538	if (target->scrollBar.win)
1470	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);	1539	XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);
1471	}	1540	}
1472	else	1541	else
1473	# endif	1542	# endif
1474	{	1543	{
1475	flags |= isVtOrigin;
1476	/* force old pixmap dereference in case it was transparent before :*/	1544	/* force old pixmap dereference in case it was transparent before :*/
1477	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1478	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1479	/* do we also need to set scrollbar's background here ? */
1480
1481	if (target->scrollBar.win)
1482	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1483	}
1484	}
1485	else
1486	{
1487	/* set target background to a pixel */
1488	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);	1545	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1489	XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);	1546	XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1490	/* do we also need to set scrollbar's background here ? */	1547	/* do we also need to set scrollbar's background here ? */
		1548
1491	if (target->scrollBar.win)	1549	if (target->scrollBar.win)
1492	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);	1550	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1493	}	1551	}
		1552	}
		1553	else
		1554	{
		1555	/* set target background to a pixel */
		1556	XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
		1557	XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);
		1558	/* do we also need to set scrollbar's background here ? */
		1559	if (target->scrollBar.win)
		1560	XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
		1561	}
1494		1562
1495	/* don't want Expose on the parent or vt. It is better to use	1563	/* don't want Expose on the parent or vt. It is better to use
1496	scr_touch or we get a great deal of flicker otherwise: */	1564	scr_touch or we get a great deal of flicker otherwise: */
1497	XClearWindow (target->dpy, target->parent[0]);	1565	XClearWindow (target->dpy, target->parent[0]);
1498		1566
1499	if (target->scrollBar.state && target->scrollBar.win)	1567	if (target->scrollBar.state && target->scrollBar.win)
1500	{	1568	{
1501	target->scrollBar.state = STATE_IDLE;	1569	target->scrollBar.state = STATE_IDLE;
1502	target->scrollBar.show (0);	1570	target->scrollBar.show (0);
1503	}	1571	}
1504		1572
1505	target->want_refresh = 1;	1573	target->want_refresh = 1;
1506	flags |= hasChanged;	1574	flags |= hasChanged;
1507	}
1508	}	1575	}
1509		1576
1510	#endif /* HAVE_BG_PIXMAP */	1577	#endif /* HAVE_BG_PIXMAP */
1511		1578
1512	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) && !XFT	1579	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) && !XRENDER
1513	/* taken from aterm-0.4.2 */	1580	/* taken from aterm-0.4.2 */
1514		1581
1515	typedef uint32_t RUINT32T;
1516
1517	static void	1582	static void
1518	ShadeXImage(rxvt_term *term, XImage *srcImage, int shade, int rm, int gm, int bm)	1583	ShadeXImage(Visual *visual, XImage *srcImage, int shade, int rm, int gm, int bm)
1519	{	1584	{
1520	int sh_r, sh_g, sh_b;	1585	int sh_r, sh_g, sh_b;
1521	RUINT32T mask_r, mask_g, mask_b;	1586	uint32_t mask_r, mask_g, mask_b;
1522	RUINT32T *lookup, *lookup_r, *lookup_g, *lookup_b;	1587	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1523	unsigned int lower_lim_r, lower_lim_g, lower_lim_b;	1588	unsigned int lower_lim_r, lower_lim_g, lower_lim_b;
1524	unsigned int upper_lim_r, upper_lim_g, upper_lim_b;	1589	unsigned int upper_lim_r, upper_lim_g, upper_lim_b;
1525	int i;	1590	int i;
		1591	int host_byte_order = byteorder.big_endian () ? MSBFirst : LSBFirst;
1526		1592
1527	Visual *visual = term->visual;
1528
1529	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return ;	1593	if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return;
1530
1531	if (shade == 0)
1532	shade = 100;
1533		1594
1534	/* for convenience */	1595	/* for convenience */
1535	mask_r = visual->red_mask;	1596	mask_r = visual->red_mask;
1536	mask_g = visual->green_mask;	1597	mask_g = visual->green_mask;
1537	mask_b = visual->blue_mask;	1598	mask_b = visual->blue_mask;
1538		1599
1539	/* boring lookup table pre-initialization */	1600	/* boring lookup table pre-initialization */
1540	switch (srcImage->bits_per_pixel) {	1601	switch (srcImage->depth)
		1602	{
1541	case 15:	1603	case 15:
1542	if ((mask_r != 0x7c00) ||	1604	if ((mask_r != 0x7c00) ||
1543	(mask_g != 0x03e0) ||	1605	(mask_g != 0x03e0) ||
1544	(mask_b != 0x001f))	1606	(mask_b != 0x001f))
1545	return;	1607	return;
1546	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+32+32));	1608	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+32+32));
1547	lookup_r = lookup;	1609	lookup_r = lookup;
1548	lookup_g = lookup+32;	1610	lookup_g = lookup+32;
1549	lookup_b = lookup+32+32;	1611	lookup_b = lookup+32+32;
1550	sh_r = 10;	1612	sh_r = 10;
1551	sh_g = 5;	1613	sh_g = 5;
1552	sh_b = 0;	1614	sh_b = 0;
1553	break;	1615	break;
1554	case 16:	1616	case 16:
1555	if ((mask_r != 0xf800) ||	1617	if ((mask_r != 0xf800) ||
1556	(mask_g != 0x07e0) ||	1618	(mask_g != 0x07e0) ||
1557	(mask_b != 0x001f))	1619	(mask_b != 0x001f))
1558	return;	1620	return;
1559	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+64+32));	1621	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+64+32));
1560	lookup_r = lookup;	1622	lookup_r = lookup;
1561	lookup_g = lookup+32;	1623	lookup_g = lookup+32;
1562	lookup_b = lookup+32+64;	1624	lookup_b = lookup+32+64;
1563	sh_r = 11;	1625	sh_r = 11;
1564	sh_g = 5;	1626	sh_g = 5;
1565	sh_b = 0;	1627	sh_b = 0;
1566	break;	1628	break;
1567	case 24:	1629	case 24:
1568	if ((mask_r != 0xff0000) ||	1630	if ((mask_r != 0xff0000) ||
1569	(mask_g != 0x00ff00) ||	1631	(mask_g != 0x00ff00) ||
1570	(mask_b != 0x0000ff))	1632	(mask_b != 0x0000ff))
1571	return;	1633	return;
1572	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));	1634	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1573	lookup_r = lookup;	1635	lookup_r = lookup;
1574	lookup_g = lookup+256;	1636	lookup_g = lookup+256;
1575	lookup_b = lookup+256+256;	1637	lookup_b = lookup+256+256;
1576	sh_r = 16;	1638	sh_r = 16;
1577	sh_g = 8;	1639	sh_g = 8;
1578	sh_b = 0;	1640	sh_b = 0;
1579	break;	1641	break;
1580	case 32:	1642	case 32:
1581	if ((mask_r != 0xff0000) ||	1643	if ((mask_r != 0xff0000) ||
1582	(mask_g != 0x00ff00) ||	1644	(mask_g != 0x00ff00) ||
1583	(mask_b != 0x0000ff))	1645	(mask_b != 0x0000ff))
1584	return;	1646	return;
1585	lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256));	1647	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1586	lookup_r = lookup;	1648	lookup_r = lookup;
1587	lookup_g = lookup+256;	1649	lookup_g = lookup+256;
1588	lookup_b = lookup+256+256;	1650	lookup_b = lookup+256+256;
1589	sh_r = 16;	1651	sh_r = 16;
1590	sh_g = 8;	1652	sh_g = 8;
1591	sh_b = 0;	1653	sh_b = 0;
1592	break;	1654	break;
1593	default:	1655	default:
1594	return; /* we do not support this color depth */	1656	return; /* we do not support this color depth */
1595	}	1657	}
1596		1658
1597	/* prepare limits for color transformation (each channel is handled separately) */	1659	/* prepare limits for color transformation (each channel is handled separately) */
1598	if (shade < 0) {	1660	if (shade > 100)
		1661	{
1599	shade = -shade;	1662	shade = 200 - shade;
1600	if (shade < 0) shade = 0;
1601	if (shade > 100) shade = 100;
1602		1663
1603	lower_lim_r = 65535-rm;	1664	lower_lim_r = 65535-rm;
1604	lower_lim_g = 65535-gm;	1665	lower_lim_g = 65535-gm;
1605	lower_lim_b = 65535-bm;	1666	lower_lim_b = 65535-bm;
1606		1667
1607	lower_lim_r = 65535-(unsigned int)(((RUINT32T)lower_lim_r)*((RUINT32T)shade)/100);	1668	lower_lim_r = 65535-(unsigned int)(((uint32_t)lower_lim_r)*((uint32_t)shade)/100);
1608	lower_lim_g = 65535-(unsigned int)(((RUINT32T)lower_lim_g)*((RUINT32T)shade)/100);	1669	lower_lim_g = 65535-(unsigned int)(((uint32_t)lower_lim_g)*((uint32_t)shade)/100);
1609	lower_lim_b = 65535-(unsigned int)(((RUINT32T)lower_lim_b)*((RUINT32T)shade)/100);	1670	lower_lim_b = 65535-(unsigned int)(((uint32_t)lower_lim_b)*((uint32_t)shade)/100);
1610		1671
1611	upper_lim_r = upper_lim_g = upper_lim_b = 65535;	1672	upper_lim_r = upper_lim_g = upper_lim_b = 65535;
		1673	}
1612	} else {	1674	else
1613	if (shade < 0) shade = 0;	1675	{
1614	if (shade > 100) shade = 100;
1615		1676
1616	lower_lim_r = lower_lim_g = lower_lim_b = 0;	1677	lower_lim_r = lower_lim_g = lower_lim_b = 0;
1617		1678
1618	upper_lim_r = (unsigned int)((((RUINT32T)rm)*((RUINT32T)shade))/100);	1679	upper_lim_r = (unsigned int)((((uint32_t)rm)*((uint32_t)shade))/100);
1619	upper_lim_g = (unsigned int)((((RUINT32T)gm)*((RUINT32T)shade))/100);	1680	upper_lim_g = (unsigned int)((((uint32_t)gm)*((uint32_t)shade))/100);
1620	upper_lim_b = (unsigned int)((((RUINT32T)bm)*((RUINT32T)shade))/100);	1681	upper_lim_b = (unsigned int)((((uint32_t)bm)*((uint32_t)shade))/100);
1621	}	1682	}
1622
1623	/* switch red and blue bytes if necessary, we need it for some weird XServers like XFree86 3.3.3.1 */
1624	if ((srcImage->bits_per_pixel == 24) && (mask_r >= 0xFF0000 ))
1625	{
1626	unsigned int tmp;
1627
1628	tmp = lower_lim_r;
1629	lower_lim_r = lower_lim_b;
1630	lower_lim_b = tmp;
1631
1632	tmp = upper_lim_r;
1633	upper_lim_r = upper_lim_b;
1634	upper_lim_b = tmp;
1635	}
1636		1683
1637	/* fill our lookup tables */	1684	/* fill our lookup tables */
1638	for (i = 0; i <= mask_r>>sh_r; i++)	1685	for (i = 0; i <= mask_r>>sh_r; i++)
1639	{	1686	{
1640	RUINT32T tmp;	1687	uint32_t tmp;
1641	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_r-lower_lim_r));	1688	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_r-lower_lim_r));
1642	tmp += ((RUINT32T)(mask_r>>sh_r))*((RUINT32T)lower_lim_r);	1689	tmp += ((uint32_t)(mask_r>>sh_r))*((uint32_t)lower_lim_r);
1643	lookup_r[i] = (tmp/65535)<<sh_r;	1690	lookup_r[i] = (tmp/65535)<<sh_r;
1644	}	1691	}
1645	for (i = 0; i <= mask_g>>sh_g; i++)	1692	for (i = 0; i <= mask_g>>sh_g; i++)
1646	{	1693	{
1647	RUINT32T tmp;	1694	uint32_t tmp;
1648	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_g-lower_lim_g));	1695	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_g-lower_lim_g));
1649	tmp += ((RUINT32T)(mask_g>>sh_g))*((RUINT32T)lower_lim_g);	1696	tmp += ((uint32_t)(mask_g>>sh_g))*((uint32_t)lower_lim_g);
1650	lookup_g[i] = (tmp/65535)<<sh_g;	1697	lookup_g[i] = (tmp/65535)<<sh_g;
1651	}	1698	}
1652	for (i = 0; i <= mask_b>>sh_b; i++)	1699	for (i = 0; i <= mask_b>>sh_b; i++)
1653	{	1700	{
1654	RUINT32T tmp;	1701	uint32_t tmp;
1655	tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_b-lower_lim_b));	1702	tmp = ((uint32_t)i)*((uint32_t)(upper_lim_b-lower_lim_b));
1656	tmp += ((RUINT32T)(mask_b>>sh_b))*((RUINT32T)lower_lim_b);	1703	tmp += ((uint32_t)(mask_b>>sh_b))*((uint32_t)lower_lim_b);
1657	lookup_b[i] = (tmp/65535)<<sh_b;	1704	lookup_b[i] = (tmp/65535)<<sh_b;
1658	}	1705	}
1659		1706
1660	/* apply table to input image (replacing colors by newly calculated ones) */	1707	/* apply table to input image (replacing colors by newly calculated ones) */
1661	switch (srcImage->bits_per_pixel)	1708	if (srcImage->bits_per_pixel == 32
		1709	&& (srcImage->depth == 24 || srcImage->depth == 32)
		1710	&& srcImage->byte_order == host_byte_order)
1662	{	1711	{
1663	case 15:
1664	{
1665	unsigned short *p1, *pf, *p, *pl;	1712	uint32_t *p1, *pf, *p, *pl;
1666	p1 = (unsigned short *) srcImage->data;	1713	p1 = (uint32_t *) srcImage->data;
1667	pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);	1714	pf = (uint32_t *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
		1715
1668	while (p1 < pf)	1716	while (p1 < pf)
1669	{	1717	{
1670	p = p1;	1718	p = p1;
1671	pl = p1 + srcImage->width;	1719	pl = p1 + srcImage->width;
1672	for (; p < pl; p++)	1720	for (; p < pl; p++)
1673	{	1721	{
1674	*p = lookup_r[(*p & 0x7c00)>>10] |
1675	lookup_g[(*p & 0x03e0)>> 5] |
1676	lookup_b[(*p & 0x001f)];
1677	}
1678	p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1679	}
1680	break;
1681	}
1682	case 16:
1683	{
1684	unsigned short *p1, *pf, *p, *pl;
1685	p1 = (unsigned short *) srcImage->data;
1686	pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1687	while (p1 < pf)
1688	{
1689	p = p1;
1690	pl = p1 + srcImage->width;
1691	for (; p < pl; p++)
1692	{
1693	*p = lookup_r[(*p & 0xf800)>>11] |
1694	lookup_g[(*p & 0x07e0)>> 5] |
1695	lookup_b[(*p & 0x001f)];
1696	}
1697	p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1698	}
1699	break;
1700	}
1701	case 24:
1702	{
1703	unsigned char *p1, *pf, *p, *pl;
1704	p1 = (unsigned char *) srcImage->data;
1705	pf = (unsigned char *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1706	while (p1 < pf)
1707	{
1708	p = p1;
1709	pl = p1 + srcImage->width * 3;
1710	for (; p < pl; p += 3)
1711	{
1712	p[0] = lookup_r[(p[0] & 0xff0000)>>16];
1713	p[1] = lookup_r[(p[1] & 0x00ff00)>> 8];
1714	p[2] = lookup_r[(p[2] & 0x0000ff)];
1715	}
1716	p1 = (unsigned char *) ((char *) p1 + srcImage->bytes_per_line);
1717	}
1718	break;
1719	}
1720	case 32:
1721	{
1722	RUINT32T *p1, *pf, *p, *pl;
1723	p1 = (RUINT32T *) srcImage->data;
1724	pf = (RUINT32T *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1725
1726	while (p1 < pf)
1727	{
1728	p = p1;
1729	pl = p1 + srcImage->width;
1730	for (; p < pl; p++)
1731	{
1732	*p = lookup_r[(*p & 0xff0000)>>16] |	1722	*p = lookup_r[(*p & 0xff0000) >> 16] |
1733	lookup_g[(*p & 0x00ff00)>> 8] |	1723	lookup_g[(*p & 0x00ff00) >> 8] |
1734	lookup_b[(*p & 0x0000ff)] |	1724	lookup_b[(*p & 0x0000ff)] |
1735	(*p & ~0xffffff);	1725	(*p & 0xff000000);
		1726	}
		1727	p1 = (uint32_t *) ((char *) p1 + srcImage->bytes_per_line);
		1728	}
		1729	}
		1730	else
		1731	{
		1732	for (int y = 0; y < srcImage->height; y++)
		1733	for (int x = 0; x < srcImage->width; x++)
		1734	{
		1735	unsigned long pixel = XGetPixel (srcImage, x, y);
		1736	pixel = lookup_r[(pixel & mask_r) >> sh_r] |
		1737	lookup_g[(pixel & mask_g) >> sh_g] |
		1738	lookup_b[(pixel & mask_b) >> sh_b];
		1739	XPutPixel (srcImage, x, y, pixel);
1736	}	1740	}
1737	p1 = (RUINT32T *) ((char *) p1 + srcImage->bytes_per_line);
1738	}	1741	}
1739	break;
1740	}
1741	}
1742		1742
1743	free (lookup);	1743	free (lookup);
1744	}	1744	}
1745	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */	1745	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */

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