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

Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.151 by sf-exg, Sun May 8 21:02:28 2011 UTC vs.
Revision 1.201 by sf-exg, Sat Feb 4 21:47:06 2012 UTC

…		…
20	* You should have received a copy of the GNU General Public License	20	* You should have received a copy of the GNU General Public License
21	* along with this program; if not, write to the Free Software	21	* along with this program; if not, write to the Free Software
22	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	22	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23	---------------------------------------------------------------------/	23	---------------------------------------------------------------------/
24		24
25	#include <cmath>	25	#include <math.h>
26	#include "../config.h" /* NECESSARY */	26	#include "../config.h" /* NECESSARY */
27	#include "rxvt.h" /* NECESSARY */	27	#include "rxvt.h" /* NECESSARY */
28		28
29	#if XRENDER	29	#if XRENDER
30	# include <X11/extensions/Xrender.h>	30	# include <X11/extensions/Xrender.h>
…		…
32		32
33	#ifndef FilterConvolution	33	#ifndef FilterConvolution
34	#define FilterConvolution "convolution"	34	#define FilterConvolution "convolution"
35	#endif	35	#endif
36		36
37	/*	37	#ifndef RepeatPad
38	* Pixmap geometry string interpretation :	38	#define RepeatPad True
39	* Each geometry string contains zero or one scale/position	39	#endif
40	* adjustment and may optionally be followed by a colon and one or more
41	* colon-delimited pixmap operations.
42	* The following table shows the valid geometry strings and their
43	* effects on the background image :
44	*
45	* WxH+X+Y Set scaling to W% by H%, and position to X% by Y%.
46	* W and H are percentages of the terminal window size.
47	* X and Y are also percentages; e.g., +50+50 centers
48	* the image in the window.
49	*
50	* Pixmap Operations : (should be prepended by a colon)
51	* tile Tile image. Scaling/position modifiers above will affect
52	* the tile size and origin.
53	* propscale When scaling, scale proportionally. That is, maintain the
54	* proper aspect ratio for the image. Any portion of the
55	* background not covered by the image is filled with the
56	* current background color.
57	* hscale Scale horizontally, tile vertically ?
58	* vscale Tile horizontally, scale vertically ?
59	* scale Scale both up and down
60	* auto Same as 100x100+50+50
61	*/
62		40
63	#ifdef HAVE_BG_PIXMAP	41	#ifdef HAVE_BG_PIXMAP
		42	# if XRENDER
		43	static Picture
		44	create_xrender_mask (Display *dpy, Drawable drawable, Bool argb, Bool component_alpha)
		45	{
		46	Pixmap pixmap = XCreatePixmap (dpy, drawable, 1, 1, argb ? 32 : 8);
		47
		48	XRenderPictFormat *format = XRenderFindStandardFormat (dpy, argb ? PictStandardARGB32 : PictStandardA8);
		49	XRenderPictureAttributes pa;
		50	pa.repeat = True;
		51	pa.component_alpha = component_alpha;
		52	Picture mask = XRenderCreatePicture (dpy, pixmap, format, CPRepeat \| CPComponentAlpha, &pa);
		53
		54	XFreePixmap (dpy, pixmap);
		55
		56	return mask;
		57	}
		58	# endif
		59
64	void	60	void
65	rxvt_term::bg_destroy ()	61	rxvt_term::bg_destroy ()
66	{	62	{
67	#ifdef HAVE_AFTERIMAGE
68	if (original_asim)
69	safe_asimage_destroy (original_asim);
70	if (asv)
71	destroy_asvisual (asv, 0);
72	if (asimman)
73	destroy_image_manager (asimman, 0);
74	#endif
75
76	#ifdef HAVE_PIXBUF	63	#ifdef HAVE_PIXBUF
77	if (pixbuf)	64	if (pixbuf)
78	g_object_unref (pixbuf);	65	g_object_unref (pixbuf);
79	#endif	66	#endif
80		67
…		…
133		120
134	return false;	121	return false;
135	}	122	}
136		123
137	# ifdef BG_IMAGE_FROM_FILE	124	# ifdef BG_IMAGE_FROM_FILE
138	static inline bool
139	check_set_scale_value (int geom_flags, int flag, unsigned int &scale, unsigned int new_value)
140	{
141	if (geom_flags & flag)
142	{
143	if (new_value > 1000)
144	new_value = 1000;
145	if (new_value != scale)
146	{
147	scale = new_value;
148	return true;
149	}
150	}
151	return false;
152	}
153
154	static inline bool
155	check_set_align_value (int geom_flags, int flag, int &align, int new_value)
156	{
157	if (geom_flags & flag)
158	{
159	if (new_value < -100)
160	new_value = -100;
161	else if (new_value > 200)
162	new_value = 200;
163	if (new_value != align)
164	{
165	align = new_value;
166	return true;
167	}
168	}
169	return false;
170	}
171
172	static inline int	125	static inline int
173	make_align_position (int align, int window_size, int image_size)	126	make_align_position (int align, int window_size, int image_size)
174	{	127	{
175	int diff = window_size - image_size;	128	int diff = window_size - image_size;
176	int smaller = min (image_size, window_size);	129	int smaller = min (image_size, window_size);
177		130
178	if (align >= 0 && align <= 100)	131	if (align >= 0 && align <= 100)
179	return diff * align / 100;	132	return diff * align / 100;
180	else if (align > 100 && align <= 200)	133	else if (align > 100 && align <= 200)
181	return ((align - 100) * smaller / 100) + window_size - smaller;	134	return (align - 100) * smaller / 100 + window_size - smaller;
182	else if (align >= -100 && align < 0)	135	else if (align >= -100 && align < 0)
183	return ((align + 100) * smaller / 100) - image_size;	136	return (align + 100) * smaller / 100 - image_size;
184	return 0;	137	return 0;
185	}	138	}
186		139
187	static inline int	140	static inline int
188	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)	141	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)
…		…
195	src_pos = -pos;	148	src_pos = -pos;
196	dst_pos = 0;	149	dst_pos = 0;
197	dst_size += pos;	150	dst_size += pos;
198	}	151	}
199		152
200	if (dst_pos + dst_size > target_size)
201	dst_size = target_size - dst_pos;	153	min_it (dst_size, target_size - dst_pos);
202	return src_pos;	154	return src_pos;
203	}	155	}
204		156
205	bool	157	bool
206	rxvt_term::bg_set_geometry (const char *geom, bool update)	158	rxvt_term::bg_set_geometry (const char *geom, bool update)
207	{	159	{
208	bool changed = false;	160	bool changed = false;
209	int geom_flags = 0;	161	int geom_flags = 0;
210	int x = 0, y = 0;	162	int x = h_align;
		163	int y = v_align;
211	unsigned int w = 0, h = 0;	164	unsigned int w = h_scale;
212	unsigned int n;	165	unsigned int h = v_scale;
213	unsigned long new_flags = (bg_flags & (~BG_GEOMETRY_FLAGS));	166	unsigned long new_flags = 0;
214	const char *ops;
215		167
216	if (geom == NULL)	168	if (geom == NULL)
217	return false;	169	return false;
218		170
219	char str[256];	171	if (geom[0])
220
221	ops = strchr (geom, ':');
222	if (ops == NULL)
223	n = strlen (geom);
224	else
225	n = ops - geom;
226
227	if (n >= sizeof (str))
228	return false;
229
230	memcpy (str, geom, n);
231	str[n] = '\0';
232	rxvt_strtrim (str);
233
234	if (str[0])
235	{	172	{
236	/* we have geometry string - let's handle it prior to applying ops */	173	char **arr = rxvt_strsplit (':', geom);
		174
		175	for (int i = 0; arr[i]; i++)
		176	{
		177	if (!strcasecmp (arr[i], "style=tiled"))
		178	{
		179	new_flags = BG_TILE;
		180	w = h = noScale;
		181	x = y = 0;
		182	geom_flags = WidthValue\|HeightValue\|XValue\|YValue;
		183	}
		184	else if (!strcasecmp (arr[i], "style=aspect-stretched"))
		185	{
		186	new_flags = BG_KEEP_ASPECT;
		187	w = h = windowScale;
		188	x = y = centerAlign;
		189	geom_flags = WidthValue\|HeightValue\|XValue\|YValue;
		190	}
		191	else if (!strcasecmp (arr[i], "style=stretched"))
		192	{
		193	new_flags = 0;
		194	w = h = windowScale;
		195	geom_flags = WidthValue\|HeightValue;
		196	}
		197	else if (!strcasecmp (arr[i], "style=centered"))
		198	{
		199	new_flags = 0;
		200	w = h = noScale;
		201	x = y = centerAlign;
		202	geom_flags = WidthValue\|HeightValue\|XValue\|YValue;
		203	}
		204	else if (!strcasecmp (arr[i], "style=root-tiled"))
		205	{
		206	new_flags = BG_TILE\|BG_ROOT_ALIGN;
		207	w = h = noScale;
		208	geom_flags = WidthValue\|HeightValue;
		209	}
		210	else if (!strcasecmp (arr[i], "op=tile"))
		211	new_flags \|= BG_TILE;
		212	else if (!strcasecmp (arr[i], "op=keep-aspect"))
		213	new_flags \|= BG_KEEP_ASPECT;
		214	else if (!strcasecmp (arr[i], "op=root-align"))
		215	new_flags \|= BG_ROOT_ALIGN;
		216
		217	// deprecated
		218	else if (!strcasecmp (arr[i], "tile"))
		219	{
		220	new_flags \|= BG_TILE;
		221	w = h = noScale;
		222	geom_flags \|= WidthValue\|HeightValue;
		223	}
		224	else if (!strcasecmp (arr[i], "propscale"))
		225	{
		226	new_flags \|= BG_KEEP_ASPECT;
		227	w = h = windowScale;
		228	geom_flags \|= WidthValue\|HeightValue;
		229	}
		230	else if (!strcasecmp (arr[i], "hscale"))
		231	{
		232	new_flags \|= BG_TILE;
		233	w = windowScale;
		234	h = noScale;
		235	geom_flags \|= WidthValue\|HeightValue;
		236	}
		237	else if (!strcasecmp (arr[i], "vscale"))
		238	{
		239	new_flags \|= BG_TILE;
		240	h = windowScale;
		241	w = noScale;
		242	geom_flags \|= WidthValue\|HeightValue;
		243	}
		244	else if (!strcasecmp (arr[i], "scale"))
		245	{
		246	w = h = windowScale;
		247	geom_flags \|= WidthValue\|HeightValue;
		248	}
		249	else if (!strcasecmp (arr[i], "auto"))
		250	{
		251	w = h = windowScale;
		252	x = y = centerAlign;
		253	geom_flags \|= WidthValue\|HeightValue\|XValue\|YValue;
		254	}
		255	else if (!strcasecmp (arr[i], "root"))
		256	{
		257	new_flags \|= BG_TILE\|BG_ROOT_ALIGN;
		258	w = h = noScale;
		259	geom_flags \|= WidthValue\|HeightValue;
		260	}
		261
		262	else
237	geom_flags = XParseGeometry (str, &x, &y, &w, &h);	263	geom_flags \|= XParseGeometry (arr[i], &x, &y, &w, &h);
238	} /* done parsing geometry string */	264	} /* done parsing ops */
		265
		266	rxvt_free_strsplit (arr);
		267	}
		268
		269	new_flags \|= bg_flags & ~BG_GEOMETRY_FLAGS;
239		270
240	if (!update)	271	if (!update)
241	{	272	{
242	if (!(geom_flags & XValue))	273	if (!(geom_flags & XValue))
243	x = y = defaultAlign;	274	x = y = defaultAlign;
…		…
248	w = h = defaultScale;	279	w = h = defaultScale;
249	else if (!(geom_flags & HeightValue))	280	else if (!(geom_flags & HeightValue))
250	h = w;	281	h = w;
251	else if (!(geom_flags & WidthValue))	282	else if (!(geom_flags & WidthValue))
252	w = h;	283	w = h;
253
254	geom_flags \|= WidthValue\|HeightValue\|XValue\|YValue;
255	}
256
257	if (ops)
258	{	284	}
259	char **arr = rxvt_strsplit (':', ops + 1);
260		285
261	for (int i = 0; arr[i]; i++)	286	min_it (w, 1000);
262	{	287	min_it (h, 1000);
263	if (!strcasecmp (arr[i], "tile"))	288	clamp_it (x, -100, 200);
264	{	289	clamp_it (y, -100, 200);
265	w = h = noScale;
266	geom_flags \|= WidthValue\|HeightValue;
267	}
268	else if (!strcasecmp (arr[i], "propscale"))
269	{
270	new_flags \|= BG_PROP_SCALE;
271	}
272	else if (!strcasecmp (arr[i], "hscale"))
273	{
274	if (w == 0) w = windowScale;
275		290
276	h = noScale;	291	if (bg_flags != new_flags
277	geom_flags \|= WidthValue\|HeightValue;	292	\|\| h_scale != w
278	}	293	\|\| v_scale != h
279	else if (!strcasecmp (arr[i], "vscale"))	294	\|\| h_align != x
280	{	295	\|\| v_align != y)
281	if (h == 0) h = windowScale;
282
283	w = noScale;
284	geom_flags \|= WidthValue\|HeightValue;
285	}
286	else if (!strcasecmp (arr[i], "scale"))
287	{
288	if (h == 0) h = windowScale;
289	if (w == 0) w = windowScale;
290
291	geom_flags \|= WidthValue\|HeightValue;
292	}
293	else if (!strcasecmp (arr[i], "auto"))
294	{
295	w = h = windowScale;
296	x = y = centerAlign;
297	geom_flags \|= WidthValue\|HeightValue\|XValue\|YValue;
298	}
299	else if (!strcasecmp (arr[i], "root"))
300	{
301	new_flags \|= BG_ROOT_ALIGN;
302	w = h = noScale;
303	geom_flags \|= WidthValue\|HeightValue;
304	}
305	} /* done parsing ops */
306
307	rxvt_free_strsplit (arr);
308	}
309
310	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;
311	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;
312	if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;
313	if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
314
315	if (new_flags != bg_flags)
316	{	296	{
317	bg_flags = new_flags;	297	bg_flags = new_flags;
		298	h_scale = w;
		299	v_scale = h;
		300	h_align = x;
		301	v_align = y;
318	changed = true;	302	changed = true;
319	}	303	}
320		304
321	return changed;	305	return changed;
322	}	306	}
…		…
325	rxvt_term::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)	309	rxvt_term::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
326	{	310	{
327	int target_width = szHint.width;	311	int target_width = szHint.width;
328	int target_height = szHint.height;	312	int target_height = szHint.height;
329		313
		314	w = h_scale * target_width / 100;
		315	h = v_scale * target_height / 100;
		316
330	if (bg_flags & BG_PROP_SCALE)	317	if (bg_flags & BG_KEEP_ASPECT)
331	{	318	{
332	float scale = (float)target_width / image_width;	319	float scale = (float)w / image_width;
333	min_it (scale, (float)target_height / image_height);	320	min_it (scale, (float)h / image_height);
334	w = image_width * scale + 0.5;	321	w = image_width * scale + 0.5;
335	h = image_height * scale + 0.5;	322	h = image_height * scale + 0.5;
336	}	323	}
337	else
338	{
339	w = h_scale * target_width / 100;
340	h = v_scale * target_height / 100;
341	}
342		324
343	if (!w) w = image_width;	325	if (!w) w = image_width;
344	if (!h) h = image_height;	326	if (!h) h = image_height;
345		327
346	if (bg_flags & BG_ROOT_ALIGN)	328	if (bg_flags & BG_ROOT_ALIGN)
…		…
353	x = make_align_position (h_align, target_width, w);	335	x = make_align_position (h_align, target_width, w);
354	y = make_align_position (v_align, target_height, h);	336	y = make_align_position (v_align, target_height, h);
355	}	337	}
356		338
357	bg_flags &= ~BG_IS_SIZE_SENSITIVE;	339	bg_flags &= ~BG_IS_SIZE_SENSITIVE;
358	if ((bg_flags & BG_PROP_SCALE) \|\| h_scale \|\| v_scale	340	if (!(bg_flags & BG_TILE)
		341	\|\| h_scale \|\| v_scale
359	\|\| (!(bg_flags & BG_ROOT_ALIGN) && (h_align \|\| v_align))	342	\|\| (!(bg_flags & BG_ROOT_ALIGN) && (h_align \|\| v_align))
360	\|\| w > target_width \|\| h > target_height)	343	\|\| w > target_width \|\| h > target_height)
361	bg_flags \|= BG_IS_SIZE_SENSITIVE;	344	bg_flags \|= BG_IS_SIZE_SENSITIVE;
362	}	345	}
363
364	# ifdef HAVE_AFTERIMAGE
365	bool
366	rxvt_term::render_image (unsigned long tr_flags)
367	{
368	init_asv ();
369
370	ASImage *background = NULL;
371	ARGB32 background_tint = TINT_LEAVE_SAME;
372
373	# ifdef ENABLE_TRANSPARENCY
374	if (tr_flags)
375	background = pixmap2ximage (asv, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, 100);
376
377	if (tr_flags & BG_NEEDS_TINT)
378	{
379	ShadingInfo as_shade;
380	as_shade.shading = shade;
381
382	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
383	if (bg_flags & BG_TINT_SET)
384	tint.get (c);
385	as_shade.tintColor.red = c.r;
386	as_shade.tintColor.green = c.g;
387	as_shade.tintColor.blue = c.b;
388
389	background_tint = shading2tint32 (&as_shade);
390	}
391
392	if ((tr_flags & BG_NEEDS_BLUR) && background != NULL)
393	{
394	ASImage *tmp = blur_asimage_gauss (asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
395	(original_asim == NULL \|\| tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,
396	100, ASIMAGE_QUALITY_DEFAULT);
397	if (tmp)
398	{
399	destroy_asimage (&background);
400	background = tmp;
401	}
402	}
403	# endif
404
405	ASImage *result = 0;
406
407	int target_width = szHint.width;
408	int target_height = szHint.height;
409	int new_pmap_width = target_width;
410	int new_pmap_height = target_height;
411
412	int x = 0;
413	int y = 0;
414	int w = 0;
415	int h = 0;
416
417	if (original_asim)
418	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
419
420	if (!original_asim
421	\|\| (!(bg_flags & BG_ROOT_ALIGN)
422	&& (x >= target_width
423	\|\| y >= target_height
424	\|\| (x + w <= 0)
425	\|\| (y + h <= 0))))
426	{
427	if (background)
428	{
429	new_pmap_width = background->width;
430	new_pmap_height = background->height;
431	result = background;
432
433	if (background_tint != TINT_LEAVE_SAME)
434	{
435	ASImage *tmp = tile_asimage (asv, background, 0, 0,
436	target_width, target_height, background_tint,
437	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
438	if (tmp)
439	result = tmp;
440	}
441	}
442	else
443	new_pmap_width = new_pmap_height = 0;
444	}
445	else
446	{
447	result = original_asim;
448
449	if ((w != original_asim->width)
450	\|\| (h != original_asim->height))
451	{
452	result = scale_asimage (asv, original_asim,
453	w, h,
454	background ? ASA_ASImage : ASA_XImage,
455	100, ASIMAGE_QUALITY_DEFAULT);
456	}
457
458	if (background == NULL)
459	{
460	if (h_scale == 0 \|\| v_scale == 0)
461	{
462	/* if tiling - pixmap has to be sized exactly as the image,
463	but there is no need to make it bigger than the window! */
464	new_pmap_width = min (result->width, target_width);
465	new_pmap_height = min (result->height, target_height);
466
467	/* we also need to tile our image in both directions */
468	ASImage *tmp = tile_asimage (asv, result,
469	(int)result->width - x,
470	(int)result->height - y,
471	new_pmap_width,
472	new_pmap_height,
473	TINT_LEAVE_SAME, ASA_XImage,
474	100, ASIMAGE_QUALITY_DEFAULT);
475	if (tmp)
476	{
477	if (result != original_asim)
478	destroy_asimage (&result);
479
480	result = tmp;
481	}
482	}
483	}
484	else
485	{
486	/* if blending background and image - pixmap has to be sized same as target window */
487	ASImageLayer *layers = create_image_layers (2);
488
489	layers[0].im = background;
490	layers[0].clip_width = target_width;
491	layers[0].clip_height = target_height;
492	layers[0].tint = background_tint;
493	layers[1].im = result;
494
495	if (h_scale == 0 \|\| v_scale == 0)
496	{
497	/* tile horizontally */
498	while (x > 0) x -= (int)result->width;
499	layers[1].dst_x = x;
500	layers[1].clip_width = result->width+target_width;
501	}
502	else
503	{
504	/* clip horizontally */
505	layers[1].dst_x = x;
506	layers[1].clip_width = result->width;
507	}
508
509	if (h_scale == 0 \|\| v_scale == 0)
510	{
511	while (y > 0) y -= (int)result->height;
512	layers[1].dst_y = y;
513	layers[1].clip_height = result->height + target_height;
514	}
515	else
516	{
517	layers[1].dst_y = y;
518	layers[1].clip_height = result->height;
519	}
520
521	if (rs[Rs_blendtype])
522	{
523	layers[1].merge_scanlines = blend_scanlines_name2func (rs[Rs_blendtype]);
524	if (layers[1].merge_scanlines == NULL)
525	layers[1].merge_scanlines = alphablend_scanlines;
526	}
527
528	ASImage *tmp = merge_layers (asv, layers, 2, target_width, target_height,
529	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
530
531	if (tmp)
532	{
533	if (result != original_asim)
534	destroy_asimage (&result);
535
536	result = tmp;
537	}
538
539	free (layers);
540	}
541	}
542
543	bool ret = false;
544
545	if (result)
546	{
547	XGCValues gcv;
548	GC gc;
549
550	/* create Pixmap */
551	if (bg_pixmap == None
552	\|\| bg_pmap_width != new_pmap_width
553	\|\| bg_pmap_height != new_pmap_height)
554	{
555	if (bg_pixmap)
556	XFreePixmap (dpy, bg_pixmap);
557	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
558	bg_pmap_width = new_pmap_width;
559	bg_pmap_height = new_pmap_height;
560	}
561	/* fill with background color (if result's not completely overlapping it) */
562	gcv.foreground = pix_colors[Color_bg];
563	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
564
565	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
566	int dst_width = result->width, dst_height = result->height;
567	if (background == NULL)
568	{
569	if (!(h_scale == 0 \|\| v_scale == 0))
570	{
571	src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );
572	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
573	}
574
575	if (dst_x > 0 \|\| dst_y > 0
576	\|\| dst_x + dst_width < new_pmap_width
577	\|\| dst_y + dst_height < new_pmap_height)
578	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
579	}
580
581	/* put result on pixmap */
582	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
583	asimage2drawable (asv, bg_pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);
584
585	if (result != background && result != original_asim)
586	destroy_asimage (&result);
587
588	XFreeGC (dpy, gc);
589
590	ret = true;
591	}
592
593	if (background)
594	destroy_asimage (&background);
595
596	return ret;
597	}
598	# endif /* HAVE_AFTERIMAGE */
599		346
600	# ifdef HAVE_PIXBUF	347	# ifdef HAVE_PIXBUF
601	bool	348	bool
602	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,	349	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
603	int src_x, int src_y, int dst_x, int dst_y,	350	int src_x, int src_y, int dst_x, int dst_y,
…		…
620	else if (depth == 15 \|\| depth == 16)	367	else if (depth == 15 \|\| depth == 16)
621	bytes_per_pixel = 2;	368	bytes_per_pixel = 2;
622	else	369	else
623	return false;	370	return false;
624		371
625	width_r = rxvt_popcount (visual->red_mask);	372	width_r = ecb_popcount32 (visual->red_mask);
626	width_g = rxvt_popcount (visual->green_mask);	373	width_g = ecb_popcount32 (visual->green_mask);
627	width_b = rxvt_popcount (visual->blue_mask);	374	width_b = ecb_popcount32 (visual->blue_mask);
628		375
629	if (width_r > 8 \|\| width_g > 8 \|\| width_b > 8)	376	if (width_r > 8 \|\| width_g > 8 \|\| width_b > 8)
630	return false;	377	return false;
631		378
632	sh_r = rxvt_ctz (visual->red_mask);	379	sh_r = ecb_ctz32 (visual->red_mask);
633	sh_g = rxvt_ctz (visual->green_mask);	380	sh_g = ecb_ctz32 (visual->green_mask);
634	sh_b = rxvt_ctz (visual->blue_mask);	381	sh_b = ecb_ctz32 (visual->blue_mask);
635		382
636	if (width > INT_MAX / height / bytes_per_pixel)	383	if (width > INT_MAX / height / bytes_per_pixel)
637	return false;	384	return false;
638		385
639	data = (char )malloc (width height * bytes_per_pixel);	386	data = (char )malloc (width height * bytes_per_pixel);
…		…
646	{	393	{
647	free (data);	394	free (data);
648	return false;	395	return false;
649	}	396	}
650		397
651	ximage->byte_order = byteorder::big_endian () ? MSBFirst : LSBFirst;	398	ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
652		399
653	rowstride = gdk_pixbuf_get_rowstride (pixbuf);	400	rowstride = gdk_pixbuf_get_rowstride (pixbuf);
654	channels = gdk_pixbuf_get_n_channels (pixbuf);	401	channels = gdk_pixbuf_get_n_channels (pixbuf);
655	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;	402	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
656	line = data;	403	line = data;
…		…
709	get_image_geometry (image_width, image_height, w, h, x, y);	456	get_image_geometry (image_width, image_height, w, h, x, y);
710		457
711	if (!(bg_flags & BG_ROOT_ALIGN)	458	if (!(bg_flags & BG_ROOT_ALIGN)
712	&& (x >= target_width	459	&& (x >= target_width
713	\|\| y >= target_height	460	\|\| y >= target_height
714	\|\| (x + w <= 0)	461	\|\| x + w <= 0
715	\|\| (y + h <= 0)))	462	\|\| y + h <= 0))
716	return false;	463	return false;
717		464
718	result = pixbuf;	465	result = pixbuf;
719		466
720	if ((w != image_width)	467	if (w != image_width
721	\|\| (h != image_height))	468	\|\| h != image_height)
722	{	469	{
723	result = gdk_pixbuf_scale_simple (pixbuf,	470	result = gdk_pixbuf_scale_simple (pixbuf,
724	w, h,	471	w, h,
725	GDK_INTERP_BILINEAR);	472	GDK_INTERP_BILINEAR);
726	}	473	}
…		…
728	if (!result)	475	if (!result)
729	return false;	476	return false;
730		477
731	bool ret = false;	478	bool ret = false;
732		479
733	XGCValues gcv;	480	XGCValues gcv;
734	GC gc;	481	GC gc;
735	Pixmap root_pmap;	482	Pixmap root_pmap;
736		483
737	image_width = gdk_pixbuf_get_width (result);	484	image_width = gdk_pixbuf_get_width (result);
738	image_height = gdk_pixbuf_get_height (result);	485	image_height = gdk_pixbuf_get_height (result);
739		486
740	if (tr_flags)	487	if (tr_flags)
741	{	488	{
742	root_pmap = bg_pixmap;	489	root_pmap = bg_pixmap;
743	bg_pixmap = None;	490	bg_pixmap = None;
		491	}
		492	else
		493	{
		494	if (bg_flags & BG_TILE)
		495	{
		496	new_pmap_width = min (image_width, target_width);
		497	new_pmap_height = min (image_height, target_height);
744	}	498	}
745	else	499	}
746	{
747	if (h_scale == 0 \|\| v_scale == 0)
748	{
749	new_pmap_width = min (image_width, target_width);
750	new_pmap_height = min (image_height, target_height);
751	}
752	}
753		500
754	if (bg_pixmap == None	501	if (bg_pixmap == None
755	\|\| bg_pmap_width != new_pmap_width	502	\|\| bg_pmap_width != new_pmap_width
756	\|\| bg_pmap_height != new_pmap_height)	503	\|\| bg_pmap_height != new_pmap_height)
757	{	504	{
758	if (bg_pixmap)	505	if (bg_pixmap)
759	XFreePixmap (dpy, bg_pixmap);	506	XFreePixmap (dpy, bg_pixmap);
760	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);	507	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
761	bg_pmap_width = new_pmap_width;	508	bg_pmap_width = new_pmap_width;
762	bg_pmap_height = new_pmap_height;	509	bg_pmap_height = new_pmap_height;
763	}	510	}
764		511
765	gcv.foreground = pix_colors[Color_bg];	512	gcv.foreground = pix_colors[Color_bg];
766	gc = XCreateGC (dpy, vt, GCForeground, &gcv);	513	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
767		514
768	if (h_scale == 0 \|\| v_scale == 0)	515	if (gc)
		516	{
		517	if (bg_flags & BG_TILE)
769	{	518	{
770	Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth);	519	Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth);
771	pixbuf_to_pixmap (result, tile, gc,	520	pixbuf_to_pixmap (result, tile, gc,
772	0, 0,	521	0, 0,
773	0, 0,	522	0, 0,
…		…
803	}	552	}
804		553
805	#if XRENDER	554	#if XRENDER
806	if (tr_flags)	555	if (tr_flags)
807	{	556	{
808	XRenderPictureAttributes pa;
809
810	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, visual);	557	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		558
811	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);	559	Picture src = XRenderCreatePicture (dpy, root_pmap, format, 0, 0);
812		560
813	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
814	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, dst_format, 0, &pa);	561	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, format, 0, 0);
815		562
816	pa.repeat = True;	563	Picture mask = create_xrender_mask (dpy, vt, False, False);
817	Pixmap mask_pmap = XCreatePixmap (dpy, vt, 1, 1, 8);
818	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
819	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
820	XFreePixmap (dpy, mask_pmap);
821		564
822	if (src && dst && mask)
823	{
824	XRenderColor mask_c;	565	XRenderColor mask_c;
825		566
826	mask_c.alpha = 0x8000;	567	mask_c.alpha = 0x8000;
827	mask_c.red = 0;	568	mask_c.red =
828	mask_c.green = 0;	569	mask_c.green =
829	mask_c.blue = 0;	570	mask_c.blue = 0;
830	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);	571	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
		572
831	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);	573	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
832	}
833		574
834	XRenderFreePicture (dpy, src);	575	XRenderFreePicture (dpy, src);
835	XRenderFreePicture (dpy, dst);	576	XRenderFreePicture (dpy, dst);
836	XRenderFreePicture (dpy, mask);	577	XRenderFreePicture (dpy, mask);
837
838	XFreePixmap (dpy, root_pmap);
839	}	578	}
840	#endif	579	#endif
841		580
842	if (result != pixbuf)
843	g_object_unref (result);
844
845	XFreeGC (dpy, gc);	581	XFreeGC (dpy, gc);
846		582
847	ret = true;	583	ret = true;
		584	}
		585
		586	if (result != pixbuf)
		587	g_object_unref (result);
		588
		589	if (tr_flags)
		590	XFreePixmap (dpy, root_pmap);
848		591
849	return ret;	592	return ret;
850	}	593	}
851	# endif /* HAVE_PIXBUF */	594	# endif /* HAVE_PIXBUF */
852		595
…		…
854	rxvt_term::bg_set_file (const char *file)	597	rxvt_term::bg_set_file (const char *file)
855	{	598	{
856	if (!file \|\| !*file)	599	if (!file \|\| !*file)
857	return false;	600	return false;
858		601
		602	bool ret = false;
859	if (const char *p = strchr (file, ';'))	603	const char *p = strchr (file, ';');
		604
		605	if (p)
860	{	606	{
861	size_t len = p - file;	607	size_t len = p - file;
862	char *f = rxvt_temp_buf<char> (len + 1);	608	char *f = rxvt_temp_buf<char> (len + 1);
863	memcpy (f, file, len);	609	memcpy (f, file, len);
864	f[len] = '\0';	610	f[len] = '\0';
865	file = f;	611	file = f;
866	}	612	}
867		613
868	# ifdef HAVE_AFTERIMAGE
869	if (!asimman)
870	asimman = create_generic_imageman (rs[Rs_path]);
871	ASImage *image = get_asimage (asimman, file, 0xFFFFFFFF, 100);
872	if (image)
873	{
874	if (original_asim)
875	safe_asimage_destroy (original_asim);
876	original_asim = image;
877	bg_flags \|= BG_IS_FROM_FILE \| BG_CLIENT_RENDER;
878	return true;
879	}
880	# endif
881
882	# ifdef HAVE_PIXBUF	614	# ifdef HAVE_PIXBUF
883	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);	615	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
884	if (image)	616	if (image)
885	{	617	{
886	if (pixbuf)	618	if (pixbuf)
887	g_object_unref (pixbuf);	619	g_object_unref (pixbuf);
888	pixbuf = image;	620	pixbuf = image;
889	bg_flags \|= BG_IS_FROM_FILE;	621	bg_flags \|= BG_IS_FROM_FILE;
890	return true;	622	ret = true;
891	}	623	}
892	# endif	624	# endif
893		625
		626	if (ret)
		627	{
		628	if (p)
		629	bg_set_geometry (p + 1);
		630	else
		631	bg_set_default_geometry ();
		632	}
		633
894	return false;	634	return ret;
895	}	635	}
896		636
897	# endif /* BG_IMAGE_FROM_FILE */	637	# endif /* BG_IMAGE_FROM_FILE */
898		638
899	# ifdef ENABLE_TRANSPARENCY	639	# ifdef ENABLE_TRANSPARENCY
…		…
935	{	675	{
936	changed = true;	676	changed = true;
937	v_blurRadius = vr;	677	v_blurRadius = vr;
938	}	678	}
939		679
940	if (v_blurRadius == 0 && h_blurRadius == 0)	680	if (h_blurRadius == 0 \|\| v_blurRadius == 0)
941	bg_flags &= ~BG_NEEDS_BLUR;	681	bg_flags &= ~BG_NEEDS_BLUR;
942	else	682	else
943	bg_flags \|= BG_NEEDS_BLUR;	683	bg_flags \|= BG_NEEDS_BLUR;
944		684
945	return changed;	685	return changed;
946	}	686	}
947		687
948	void	688	void
949	rxvt_term::set_tint_shade_flags ()	689	rxvt_term::set_tint_shade_flags ()
950	{	690	{
951	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	691	rgba c;
952	bool has_shade = shade != 100;	692	bool has_shade = shade != 100;
953		693
954	bg_flags &= ~BG_TINT_FLAGS;	694	bg_flags &= ~BG_TINT_FLAGS;
955		695
956	if (bg_flags & BG_TINT_SET)	696	if (bg_flags & BG_TINT_SET)
…		…
982	}	722	}
983		723
984	bool	724	bool
985	rxvt_term::bg_set_shade (const char *shade_str)	725	rxvt_term::bg_set_shade (const char *shade_str)
986	{	726	{
987	int new_shade = (shade_str) ? atoi (shade_str) : 100;	727	int new_shade = atoi (shade_str);
988		728
989	clamp_it (new_shade, -100, 200);	729	clamp_it (new_shade, -100, 200);
990	if (new_shade < 0)	730	if (new_shade < 0)
991	new_shade = 200 - (100 + new_shade);	731	new_shade = 200 - (100 + new_shade);
992		732
…		…
1022	params[i+2] = XDoubleToFixed (kernel[i] / sum);	762	params[i+2] = XDoubleToFixed (kernel[i] / sum);
1023	}	763	}
1024	#endif	764	#endif
1025		765
1026	bool	766	bool
1027	rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	767	rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height, int depth)
1028	{	768	{
1029	bool ret = false;	769	bool ret = false;
1030	#if XRENDER	770	#if XRENDER
		771	if (!(bg_flags & BG_HAS_RENDER_CONV))
		772	return false;
		773
1031	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;	774	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
1032	double kernel = (double )malloc (size * sizeof (double));	775	double kernel = (double )malloc (size * sizeof (double));
1033	XFixed params = (XFixed )malloc ((size + 2) * sizeof (XFixed));	776	XFixed params = (XFixed )malloc ((size + 2) * sizeof (XFixed));
1034		777
1035	XRenderPictureAttributes pa;	778	XRenderPictureAttributes pa;
1036	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	779	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1037		780
		781	pa.repeat = RepeatPad;
1038	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	782	Picture src = XRenderCreatePicture (dpy, pixmap, format, CPRepeat, &pa);
		783	Pixmap tmp = XCreatePixmap (dpy, pixmap, width, height, depth);
1039	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	784	Picture dst = XRenderCreatePicture (dpy, tmp, format, CPRepeat, &pa);
		785	XFreePixmap (dpy, tmp);
1040		786
1041	if (kernel && params && src && dst)	787	if (kernel && params)
1042	{	788	{
1043	if (h_blurRadius)
1044	{
1045	size = h_blurRadius * 2 + 1;	789	size = h_blurRadius * 2 + 1;
1046	get_gaussian_kernel (h_blurRadius, size, kernel, params);	790	get_gaussian_kernel (h_blurRadius, size, kernel, params);
1047		791
1048	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);	792	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1049	XRenderComposite (dpy,	793	XRenderComposite (dpy,
1050	PictOpSrc,	794	PictOpSrc,
1051	src,	795	src,
1052	None,	796	None,
1053	dst,	797	dst,
1054	0, 0,	798	0, 0,
1055	0, 0,	799	0, 0,
1056	0, 0,	800	0, 0,
1057	width, height);	801	width, height);
1058	}
1059		802
1060	if (v_blurRadius)	803	::swap (src, dst);
1061	{	804
1062	size = v_blurRadius * 2 + 1;	805	size = v_blurRadius * 2 + 1;
1063	get_gaussian_kernel (v_blurRadius, size, kernel, params);	806	get_gaussian_kernel (v_blurRadius, size, kernel, params);
1064	::swap (params[0], params[1]);	807	::swap (params[0], params[1]);
1065		808
1066	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);	809	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1067	XRenderComposite (dpy,	810	XRenderComposite (dpy,
1068	PictOpSrc,	811	PictOpSrc,
1069	src,	812	src,
1070	None,	813	None,
1071	dst,	814	dst,
1072	0, 0,	815	0, 0,
1073	0, 0,	816	0, 0,
1074	0, 0,	817	0, 0,
1075	width, height);	818	width, height);
1076	}
1077		819
1078	ret = true;	820	ret = true;
1079	}	821	}
1080		822
1081	free (kernel);	823	free (kernel);
…		…
1108	XFillRectangle (dpy, pixmap, gc, 0, 0, width, height);	850	XFillRectangle (dpy, pixmap, gc, 0, 0, width, height);
1109	ret = true;	851	ret = true;
1110	XFreeGC (dpy, gc);	852	XFreeGC (dpy, gc);
1111	}	853	}
1112	}	854	}
1113	else
1114	{
1115	# if XRENDER	855	# if XRENDER
		856	else if (bg_flags & BG_HAS_RENDER)
		857	{
1116	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);	858	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1117		859
1118	if (bg_flags & BG_TINT_SET)	860	if (bg_flags & BG_TINT_SET)
1119	tint.get (c);	861	tint.get (c);
1120		862
…		…
1129	c.r = c.r * (200 - shade) / 100;	871	c.r = c.r * (200 - shade) / 100;
1130	c.g = c.g * (200 - shade) / 100;	872	c.g = c.g * (200 - shade) / 100;
1131	c.b = c.b * (200 - shade) / 100;	873	c.b = c.b * (200 - shade) / 100;
1132	}	874	}
1133		875
1134	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
1135	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	876	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1136	XRenderPictureAttributes pa;
1137		877
1138	Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	878	Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, 0);
1139		879
1140	pa.repeat = True;	880	Picture overlay_pic = create_xrender_mask (dpy, pixmap, True, False);
1141		881
1142	Pixmap overlay_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);	882	Picture mask_pic = create_xrender_mask (dpy, pixmap, True, True);
1143	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1144	XFreePixmap (dpy, overlay_pmap);
1145		883
1146	pa.component_alpha = True;
1147	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
1148	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat \| CPComponentAlpha, &pa);
1149	XFreePixmap (dpy, mask_pmap);
1150
1151	if (mask_pic && overlay_pic && back_pic)
1152	{
1153	XRenderColor mask_c;	884	XRenderColor mask_c;
1154		885
1155	mask_c.alpha = 0xffff;	886	mask_c.alpha = 0xffff;
		887	mask_c.red =
		888	mask_c.green =
		889	mask_c.blue = 0;
		890	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
		891
		892	mask_c.alpha = 0;
		893	mask_c.red = 0xffff - c.r;
		894	mask_c.green = 0xffff - c.g;
		895	mask_c.blue = 0xffff - c.b;
		896	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
		897
		898	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		899
		900	if (shade > 100)
		901	{
		902	mask_c.alpha = 0;
1156	mask_c.red =	903	mask_c.red =
1157	mask_c.green =	904	mask_c.green =
1158	mask_c.blue = 0;	905	mask_c.blue = 0xffff * (shade - 100) / 100;
1159	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);	906	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1160		907
1161	mask_c.alpha = 0;
1162	mask_c.red = 0xffff - c.r;
1163	mask_c.green = 0xffff - c.g;
1164	mask_c.blue = 0xffff - c.b;
1165	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1166	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
1167
1168	if (shade > 100)
1169	{
1170	mask_c.red = mask_c.green = mask_c.blue = 0xffff * (shade - 100) / 100;
1171	mask_c.alpha = 0;
1172	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1173
1174	XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);	908	XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);
1175	}
1176
1177	ret = true;
1178	}	909	}
		910
		911	ret = true;
1179		912
1180	XRenderFreePicture (dpy, mask_pic);	913	XRenderFreePicture (dpy, mask_pic);
1181	XRenderFreePicture (dpy, overlay_pic);	914	XRenderFreePicture (dpy, overlay_pic);
1182	XRenderFreePicture (dpy, back_pic);	915	XRenderFreePicture (dpy, back_pic);
		916	}
1183	# endif	917	# endif
1184	}
1185		918
1186	return ret;	919	return ret;
1187	}	920	}
1188		921
1189	/*	922	/*
…		…
1238	if (root_pixmap != None && root_depth != depth)	971	if (root_pixmap != None && root_depth != depth)
1239	{	972	{
1240	#if XRENDER	973	#if XRENDER
1241	if (bg_flags & BG_HAS_RENDER)	974	if (bg_flags & BG_HAS_RENDER)
1242	{	975	{
1243	XRenderPictureAttributes pa;	976	recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);
1244		977
1245	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));	978	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
1246	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);	979	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, 0);
1247		980
1248	recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);
1249	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);	981	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
1250	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);	982	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, 0);
1251		983
1252	if (src && dst)
1253	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);	984	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
1254	else
1255	{
1256	XFreePixmap (dpy, recoded_root_pmap);
1257	recoded_root_pmap = None;
1258	}
1259		985
1260	XRenderFreePicture (dpy, src);	986	XRenderFreePicture (dpy, src);
1261	XRenderFreePicture (dpy, dst);	987	XRenderFreePicture (dpy, dst);
1262	}	988	}
1263	else	989	else
…		…
1277	bg_pixmap = XCreatePixmap (dpy, vt, window_width, window_height, depth);	1003	bg_pixmap = XCreatePixmap (dpy, vt, window_width, window_height, depth);
1278	bg_pmap_width = window_width;	1004	bg_pmap_width = window_width;
1279	bg_pmap_height = window_height;	1005	bg_pmap_height = window_height;
1280	}	1006	}
1281		1007
1282	if (bg_pixmap != None)
1283	{
1284	/* straightforward pixmap copy */	1008	/* straightforward pixmap copy */
1285	while (sx < 0) sx += (int)root_width;	1009	while (sx < 0) sx += root_pmap_width;
1286	while (sy < 0) sy += (int)root_height;	1010	while (sy < 0) sy += root_pmap_height;
1287		1011
1288	gcv.tile = recoded_root_pmap;	1012	gcv.tile = recoded_root_pmap;
1289	gcv.fill_style = FillTiled;	1013	gcv.fill_style = FillTiled;
1290	gcv.ts_x_origin = -sx;	1014	gcv.ts_x_origin = -sx;
1291	gcv.ts_y_origin = -sy;	1015	gcv.ts_y_origin = -sy;
1292	gc = XCreateGC (dpy, vt, GCFillStyle \| GCTile \| GCTileStipXOrigin \| GCTileStipYOrigin, &gcv);	1016	gc = XCreateGC (dpy, vt, GCFillStyle \| GCTile \| GCTileStipXOrigin \| GCTileStipYOrigin, &gcv);
1293		1017
1294	if (gc)	1018	if (gc)
1295	{	1019	{
1296	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);	1020	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);
1297	result \|= BG_IS_VALID \| (bg_flags & BG_EFFECTS_FLAGS);	1021	result \|= BG_IS_VALID \| (bg_flags & BG_EFFECTS_FLAGS);
1298	XFreeGC (dpy, gc);
1299		1022
1300	if (!(bg_flags & BG_CLIENT_RENDER))	1023	if (!(bg_flags & BG_CLIENT_RENDER))
1301	{	1024	{
1302	if ((bg_flags & BG_NEEDS_BLUR)	1025	if (bg_flags & BG_NEEDS_BLUR)
1303	&& (bg_flags & BG_HAS_RENDER_CONV))	1026	{
		1027	if (blur_pixmap (bg_pixmap, visual, window_width, window_height, depth))
		1028	result &= ~BG_NEEDS_BLUR;
		1029	}
		1030	if (bg_flags & BG_NEEDS_TINT)
		1031	{
		1032	if (tint_pixmap (bg_pixmap, visual, window_width, window_height))
		1033	result &= ~BG_NEEDS_TINT;
		1034	}
		1035	if (result & BG_NEEDS_TINT)
		1036	{
		1037	XImage *ximage = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
		1038	if (ximage)
1304	{	1039	{
1305	if (blur_pixmap (bg_pixmap, visual, window_width, window_height))	1040	/* our own client-side tinting */
1306	result &= ~BG_NEEDS_BLUR;	1041	tint_ximage (DefaultVisual (dpy, display->screen), ximage);
		1042
		1043	XPutImage (dpy, bg_pixmap, gc, ximage, 0, 0, 0, 0, ximage->width, ximage->height);
		1044	XDestroyImage (ximage);
1307	}	1045	}
1308	if ((bg_flags & BG_NEEDS_TINT)
1309	&& (bg_flags & (BG_TINT_BITAND \| BG_HAS_RENDER)))
1310	{
1311	if (tint_pixmap (bg_pixmap, visual, window_width, window_height))
1312	result &= ~BG_NEEDS_TINT;
1313	}	1046	}
1314	} /* server side rendering completed */	1047	} /* server side rendering completed */
1315	}	1048
		1049	XFreeGC (dpy, gc);
1316	}	1050	}
1317		1051
1318	if (recoded_root_pmap != root_pixmap)	1052	if (recoded_root_pmap != root_pixmap)
1319	XFreePixmap (dpy, recoded_root_pmap);	1053	XFreePixmap (dpy, recoded_root_pmap);
1320		1054
…		…
1330		1064
1331	root_pixmap = new_root_pixmap;	1065	root_pixmap = new_root_pixmap;
1332	}	1066	}
1333	# endif /* ENABLE_TRANSPARENCY */	1067	# endif /* ENABLE_TRANSPARENCY */
1334		1068
1335	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1336	static void shade_ximage (Visual visual, XImage ximage, int shade, const rgba &c);
1337	# endif
1338
1339	bool	1069	bool
1340	rxvt_term::bg_render ()	1070	rxvt_term::bg_render ()
1341	{	1071	{
1342	unsigned long tr_flags = 0;	1072	unsigned long tr_flags = 0;
1343		1073
…		…
1345	# ifdef ENABLE_TRANSPARENCY	1075	# ifdef ENABLE_TRANSPARENCY
1346	if (bg_flags & BG_IS_TRANSPARENT)	1076	if (bg_flags & BG_IS_TRANSPARENT)
1347	{	1077	{
1348	/* we need to re-generate transparency pixmap in that case ! */	1078	/* we need to re-generate transparency pixmap in that case ! */
1349	tr_flags = make_transparency_pixmap ();	1079	tr_flags = make_transparency_pixmap ();
1350	if (tr_flags == 0)	1080	if (tr_flags)
1351	return false;
1352	else if (!(tr_flags & BG_EFFECTS_FLAGS))
1353	bg_flags \|= BG_IS_VALID;	1081	bg_flags \|= BG_IS_VALID;
1354	}	1082	}
1355	# endif	1083	# endif
1356		1084
1357	# ifdef BG_IMAGE_FROM_FILE	1085	# ifdef BG_IMAGE_FROM_FILE
1358	if ((bg_flags & BG_IS_FROM_FILE)	1086	if ((bg_flags & BG_IS_FROM_FILE)
1359	\|\| (tr_flags & BG_EFFECTS_FLAGS))	1087	\|\| (tr_flags & BG_EFFECTS_FLAGS))
1360	{	1088	{
1361	if (render_image (tr_flags))	1089	if (render_image (tr_flags))
1362	bg_flags \|= BG_IS_VALID;	1090	bg_flags \|= BG_IS_VALID;
1363	}
1364	# endif
1365
1366	# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1367	XImage *result = NULL;
1368
1369	if (tr_flags && !(bg_flags & BG_IS_VALID))
1370	{
1371	result = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
1372	}
1373
1374	if (result)
1375	{
1376	/* our own client-side tinting */
1377	if (tr_flags & BG_NEEDS_TINT)
1378	{
1379	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1380	if (bg_flags & BG_TINT_SET)
1381	tint.get (c);
1382	shade_ximage (DefaultVisual (dpy, display->screen), result, shade, c);
1383	}
1384
1385	GC gc = XCreateGC (dpy, vt, 0UL, NULL);
1386
1387	if (gc)
1388	{
1389	XPutImage (dpy, bg_pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1390
1391	XFreeGC (dpy, gc);
1392	bg_flags \|= BG_IS_VALID;
1393	}
1394
1395	XDestroyImage (result);
1396	}	1091	}
1397	# endif	1092	# endif
1398		1093
1399	if (!(bg_flags & BG_IS_VALID))	1094	if (!(bg_flags & BG_IS_VALID))
1400	{	1095	{
…		…
1437	#endif	1132	#endif
1438	}	1133	}
1439		1134
1440	#endif /* HAVE_BG_PIXMAP */	1135	#endif /* HAVE_BG_PIXMAP */
1441		1136
1442	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)	1137	#ifdef ENABLE_TRANSPARENCY
1443	/* taken from aterm-0.4.2 */	1138	/* based on code from aterm-0.4.2 */
1444		1139
1445	static void	1140	static inline void
1446	shade_ximage (Visual visual, XImage ximage, int shade, const rgba &c)	1141	fill_lut (uint32_t *lookup, uint32_t mask, int sh, unsigned short low, unsigned short high)
		1142	{
		1143	for (int i = 0; i <= mask >> sh; i++)
		1144	{
		1145	uint32_t tmp;
		1146	tmp = i * high;
		1147	tmp += (mask >> sh) * low;
		1148	lookup[i] = (tmp / 0xffff) << sh;
		1149	}
		1150	}
		1151
		1152	void
		1153	rxvt_term::tint_ximage (Visual visual, XImage ximage)
1447	{	1154	{
1448	int sh_r, sh_g, sh_b;	1155	int sh_r, sh_g, sh_b;
1449	uint32_t mask_r, mask_g, mask_b;	1156	uint32_t mask_r, mask_g, mask_b;
1450	uint32_t lookup, lookup_r, lookup_g, lookup_b;	1157	uint32_t lookup, lookup_r, lookup_g, lookup_b;
1451	rgba low;	1158	unsigned short low;
1452	rgba high;
1453	int i;
1454	int host_byte_order = byteorder::big_endian () ? MSBFirst : LSBFirst;	1159	int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
1455		1160
1456	if (visual->c_class != TrueColor \|\| ximage->format != ZPixmap) return;	1161	if (visual->c_class != TrueColor \|\| ximage->format != ZPixmap) return;
1457		1162
1458	/* for convenience */	1163	/* for convenience */
1459	mask_r = visual->red_mask;	1164	mask_r = visual->red_mask;
…		…
1517	break;	1222	break;
1518	default:	1223	default:
1519	return; /* we do not support this color depth */	1224	return; /* we do not support this color depth */
1520	}	1225	}
1521		1226
		1227	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
		1228
		1229	if (bg_flags & BG_TINT_SET)
		1230	tint.get (c);
		1231
1522	/* prepare limits for color transformation (each channel is handled separately) */	1232	/* prepare limits for color transformation (each channel is handled separately) */
1523	if (shade > 100)	1233	if (shade > 100)
1524	{	1234	{
1525	shade = 200 - shade;
1526
1527	high.r = c.r * shade / 100;
1528	high.g = c.g * shade / 100;
1529	high.b = c.b * shade / 100;
1530
1531	low.r = 65535 * (100 - shade) / 100;	1235	c.r = c.r * (200 - shade) / 100;
1532	low.g = 65535 * (100 - shade) / 100;	1236	c.g = c.g * (200 - shade) / 100;
1533	low.b = 65535 * (100 - shade) / 100;	1237	c.b = c.b * (200 - shade) / 100;
		1238
		1239	low = 0xffff * (shade - 100) / 100;
1534	}	1240	}
1535	else	1241	else
1536	{	1242	{
1537	high.r = c.r * shade / 100;	1243	c.r = c.r * shade / 100;
1538	high.g = c.g * shade / 100;	1244	c.g = c.g * shade / 100;
1539	high.b = c.b * shade / 100;	1245	c.b = c.b * shade / 100;
1540		1246
1541	low.r = low.g = low.b = 0;	1247	low = 0;
1542	}	1248	}
1543		1249
1544	/* fill our lookup tables */	1250	/* fill our lookup tables */
1545	for (i = 0; i <= mask_r>>sh_r; i++)	1251	fill_lut (lookup_r, mask_r, sh_r, low, c.r);
1546	{	1252	fill_lut (lookup_g, mask_g, sh_g, low, c.g);
1547	uint32_t tmp;	1253	fill_lut (lookup_b, mask_b, sh_b, low, c.b);
1548	tmp = i * high.r;
1549	tmp += (mask_r>>sh_r) * low.r;
1550	lookup_r[i] = (tmp/65535)<<sh_r;
1551	}
1552	for (i = 0; i <= mask_g>>sh_g; i++)
1553	{
1554	uint32_t tmp;
1555	tmp = i * high.g;
1556	tmp += (mask_g>>sh_g) * low.g;
1557	lookup_g[i] = (tmp/65535)<<sh_g;
1558	}
1559	for (i = 0; i <= mask_b>>sh_b; i++)
1560	{
1561	uint32_t tmp;
1562	tmp = i * high.b;
1563	tmp += (mask_b>>sh_b) * low.b;
1564	lookup_b[i] = (tmp/65535)<<sh_b;
1565	}
1566		1254
1567	/* apply table to input image (replacing colors by newly calculated ones) */	1255	/* apply table to input image (replacing colors by newly calculated ones) */
1568	if (ximage->bits_per_pixel == 32	1256	if (ximage->bits_per_pixel == 32
1569	&& (ximage->depth == 24 \|\| ximage->depth == 32)	1257	&& (ximage->depth == 24 \|\| ximage->depth == 32)
1570	&& ximage->byte_order == host_byte_order)	1258	&& ximage->byte_order == host_byte_order)
…		…
1600	}	1288	}
1601	}	1289	}
1602		1290
1603	free (lookup);	1291	free (lookup);
1604	}	1292	}
1605	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */	1293	#endif /* ENABLE_TRANSPARENCY */

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Comparing rxvt-unicode/src/background.C (file contents): Revision 1.151 by sf-exg, Sun May 8 21:02:28 2011 UTC vs. Revision 1.201 by sf-exg, Sat Feb 4 21:47:06 2012 UTC

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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.151 by sf-exg, Sun May 8 21:02:28 2011 UTC vs.
Revision 1.201 by sf-exg, Sat Feb 4 21:47:06 2012 UTC