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

Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.156 by sf-exg, Tue Aug 9 18:41:31 2011 UTC vs.
Revision 1.206 by sf-exg, Thu Apr 12 10:22:50 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;
176	int smaller = min (image_size, window_size);
177
178	if (align >= 0 && align <= 100)	128	if (align >= 0 && align <= 100)
179	return diff * align / 100;	129	return lerp (0, window_size - image_size, align);
180	else if (align > 100 && align <= 200)	130	else if (align > 100)
181	return ((align - 100) * smaller / 100) + window_size - smaller;	131	return lerp (window_size - image_size, window_size, align - 100);
182	else if (align >= -100 && align < 0)	132	else
183	return ((align + 100) * smaller / 100) - image_size;	133	return lerp (-image_size, 0, align + 100);
184	return 0;
185	}	134	}
186		135
187	static inline int	136	static inline int
188	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)	137	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)
189	{	138	{
…		…
195	src_pos = -pos;	144	src_pos = -pos;
196	dst_pos = 0;	145	dst_pos = 0;
197	dst_size += pos;	146	dst_size += pos;
198	}	147	}
199		148
200	if (dst_pos + dst_size > target_size)
201	dst_size = target_size - dst_pos;	149	min_it (dst_size, target_size - dst_pos);
202	return src_pos;	150	return src_pos;
203	}	151	}
204		152
205	bool	153	bool
206	rxvt_term::bg_set_geometry (const char *geom, bool update)	154	rxvt_term::bg_set_geometry (const char *geom, bool update)
207	{	155	{
208	bool changed = false;	156	bool changed = false;
209	int geom_flags = 0;	157	int geom_flags = 0;
210	int x = 0, y = 0;	158	int x = h_align;
		159	int y = v_align;
211	unsigned int w = 0, h = 0;	160	unsigned int w = h_scale;
212	unsigned int n;	161	unsigned int h = v_scale;
213	unsigned long new_flags = (bg_flags & (~BG_GEOMETRY_FLAGS));	162	unsigned long new_flags = 0;
214	const char *ops;
215		163
216	if (geom == NULL)	164	if (geom == NULL)
217	return false;	165	return false;
218		166
219	char str[256];	167	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	{	168	{
236	/* we have geometry string - let's handle it prior to applying ops */	169	char **arr = rxvt_strsplit (':', geom);
		170
		171	for (int i = 0; arr[i]; i++)
		172	{
		173	if (!strcasecmp (arr[i], "style=tiled"))
		174	{
		175	new_flags = BG_TILE;
		176	w = h = noScale;
		177	x = y = 0;
		178	geom_flags = WidthValue\|HeightValue\|XValue\|YValue;
		179	}
		180	else if (!strcasecmp (arr[i], "style=aspect-stretched"))
		181	{
		182	new_flags = BG_KEEP_ASPECT;
		183	w = h = windowScale;
		184	x = y = centerAlign;
		185	geom_flags = WidthValue\|HeightValue\|XValue\|YValue;
		186	}
		187	else if (!strcasecmp (arr[i], "style=stretched"))
		188	{
		189	new_flags = 0;
		190	w = h = windowScale;
		191	geom_flags = WidthValue\|HeightValue;
		192	}
		193	else if (!strcasecmp (arr[i], "style=centered"))
		194	{
		195	new_flags = 0;
		196	w = h = noScale;
		197	x = y = centerAlign;
		198	geom_flags = WidthValue\|HeightValue\|XValue\|YValue;
		199	}
		200	else if (!strcasecmp (arr[i], "style=root-tiled"))
		201	{
		202	new_flags = BG_TILE\|BG_ROOT_ALIGN;
		203	w = h = noScale;
		204	geom_flags = WidthValue\|HeightValue;
		205	}
		206	else if (!strcasecmp (arr[i], "op=tile"))
		207	new_flags \|= BG_TILE;
		208	else if (!strcasecmp (arr[i], "op=keep-aspect"))
		209	new_flags \|= BG_KEEP_ASPECT;
		210	else if (!strcasecmp (arr[i], "op=root-align"))
		211	new_flags \|= BG_ROOT_ALIGN;
		212
		213	// deprecated
		214	else if (!strcasecmp (arr[i], "tile"))
		215	{
		216	new_flags \|= BG_TILE;
		217	w = h = noScale;
		218	geom_flags \|= WidthValue\|HeightValue;
		219	}
		220	else if (!strcasecmp (arr[i], "propscale"))
		221	{
		222	new_flags \|= BG_KEEP_ASPECT;
		223	w = h = windowScale;
		224	geom_flags \|= WidthValue\|HeightValue;
		225	}
		226	else if (!strcasecmp (arr[i], "hscale"))
		227	{
		228	new_flags \|= BG_TILE;
		229	w = windowScale;
		230	h = noScale;
		231	geom_flags \|= WidthValue\|HeightValue;
		232	}
		233	else if (!strcasecmp (arr[i], "vscale"))
		234	{
		235	new_flags \|= BG_TILE;
		236	h = windowScale;
		237	w = noScale;
		238	geom_flags \|= WidthValue\|HeightValue;
		239	}
		240	else if (!strcasecmp (arr[i], "scale"))
		241	{
		242	w = h = windowScale;
		243	geom_flags \|= WidthValue\|HeightValue;
		244	}
		245	else if (!strcasecmp (arr[i], "auto"))
		246	{
		247	w = h = windowScale;
		248	x = y = centerAlign;
		249	geom_flags \|= WidthValue\|HeightValue\|XValue\|YValue;
		250	}
		251	else if (!strcasecmp (arr[i], "root"))
		252	{
		253	new_flags \|= BG_TILE\|BG_ROOT_ALIGN;
		254	w = h = noScale;
		255	geom_flags \|= WidthValue\|HeightValue;
		256	}
		257
		258	else
237	geom_flags = XParseGeometry (str, &x, &y, &w, &h);	259	geom_flags \|= XParseGeometry (arr[i], &x, &y, &w, &h);
238	} /* done parsing geometry string */	260	} /* done parsing ops */
		261
		262	rxvt_free_strsplit (arr);
		263	}
		264
		265	new_flags \|= bg_flags & ~BG_GEOMETRY_FLAGS;
239		266
240	if (!update)	267	if (!update)
241	{	268	{
242	if (!(geom_flags & XValue))	269	if (!(geom_flags & XValue))
243	x = y = defaultAlign;	270	x = y = defaultAlign;
…		…
248	w = h = defaultScale;	275	w = h = defaultScale;
249	else if (!(geom_flags & HeightValue))	276	else if (!(geom_flags & HeightValue))
250	h = w;	277	h = w;
251	else if (!(geom_flags & WidthValue))	278	else if (!(geom_flags & WidthValue))
252	w = h;	279	w = h;
253
254	geom_flags \|= WidthValue\|HeightValue\|XValue\|YValue;
255	}
256
257	if (ops)
258	{	280	}
259	char **arr = rxvt_strsplit (':', ops + 1);
260		281
261	for (int i = 0; arr[i]; i++)	282	min_it (w, 1000);
262	{	283	min_it (h, 1000);
263	if (!strcasecmp (arr[i], "tile"))	284	clamp_it (x, -100, 200);
264	{	285	clamp_it (y, -100, 200);
265	new_flags \|= BG_TILE;
266	w = h = noScale;
267	geom_flags \|= WidthValue\|HeightValue;
268	}
269	else if (!strcasecmp (arr[i], "propscale"))
270	{
271	new_flags \|= BG_PROP_SCALE;
272	}
273	else if (!strcasecmp (arr[i], "hscale"))
274	{
275	if (w == 0) w = windowScale;
276		286
277	h = noScale;	287	if (bg_flags != new_flags
278	geom_flags \|= WidthValue\|HeightValue;	288	\|\| h_scale != w
279	}	289	\|\| v_scale != h
280	else if (!strcasecmp (arr[i], "vscale"))	290	\|\| h_align != x
281	{	291	\|\| v_align != y)
282	if (h == 0) h = windowScale;
283
284	w = noScale;
285	geom_flags \|= WidthValue\|HeightValue;
286	}
287	else if (!strcasecmp (arr[i], "scale"))
288	{
289	if (h == 0) h = windowScale;
290	if (w == 0) w = windowScale;
291
292	geom_flags \|= WidthValue\|HeightValue;
293	}
294	else if (!strcasecmp (arr[i], "auto"))
295	{
296	w = h = windowScale;
297	x = y = centerAlign;
298	geom_flags \|= WidthValue\|HeightValue\|XValue\|YValue;
299	}
300	else if (!strcasecmp (arr[i], "root"))
301	{
302	new_flags \|= BG_TILE\|BG_ROOT_ALIGN;
303	w = h = noScale;
304	geom_flags \|= WidthValue\|HeightValue;
305	}
306	} /* done parsing ops */
307
308	rxvt_free_strsplit (arr);
309	}
310
311	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;
312	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;
313	if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;
314	if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
315
316	if (new_flags != bg_flags)
317	{	292	{
318	bg_flags = new_flags;	293	bg_flags = new_flags;
		294	h_scale = w;
		295	v_scale = h;
		296	h_align = x;
		297	v_align = y;
319	changed = true;	298	changed = true;
320	}	299	}
321		300
322	return changed;	301	return changed;
323	}	302	}
…		…
326	rxvt_term::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)	305	rxvt_term::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
327	{	306	{
328	int target_width = szHint.width;	307	int target_width = szHint.width;
329	int target_height = szHint.height;	308	int target_height = szHint.height;
330		309
		310	w = h_scale * target_width / 100;
		311	h = v_scale * target_height / 100;
		312
331	if (bg_flags & BG_PROP_SCALE)	313	if (bg_flags & BG_KEEP_ASPECT)
332	{	314	{
333	float scale = (float)target_width / image_width;	315	float scale = (float)w / image_width;
334	min_it (scale, (float)target_height / image_height);	316	min_it (scale, (float)h / image_height);
335	w = image_width * scale + 0.5;	317	w = image_width * scale + 0.5;
336	h = image_height * scale + 0.5;	318	h = image_height * scale + 0.5;
337	}	319	}
338	else
339	{
340	w = h_scale * target_width / 100;
341	h = v_scale * target_height / 100;
342	}
343		320
344	if (!w) w = image_width;	321	if (!w) w = image_width;
345	if (!h) h = image_height;	322	if (!h) h = image_height;
346		323
347	if (bg_flags & BG_ROOT_ALIGN)	324	if (bg_flags & BG_ROOT_ALIGN)
…		…
353	{	330	{
354	x = make_align_position (h_align, target_width, w);	331	x = make_align_position (h_align, target_width, w);
355	y = make_align_position (v_align, target_height, h);	332	y = make_align_position (v_align, target_height, h);
356	}	333	}
357		334
358	bg_flags &= ~BG_IS_SIZE_SENSITIVE;
359	if (!(bg_flags & BG_TILE)	335	if (!(bg_flags & BG_TILE)
360	\|\| (bg_flags & BG_PROP_SCALE) \|\| h_scale \|\| v_scale	336	\|\| h_scale \|\| v_scale
361	\|\| (!(bg_flags & BG_ROOT_ALIGN) && (h_align \|\| v_align))	337	\|\| (!(bg_flags & BG_ROOT_ALIGN) && (h_align \|\| v_align))
362	\|\| w > target_width \|\| h > target_height)	338	\|\| image_width > target_width \|\| image_height > target_height)
363	bg_flags \|= BG_IS_SIZE_SENSITIVE;	339	bg_flags \|= BG_IS_SIZE_SENSITIVE;
364	}
365
366	# ifdef HAVE_AFTERIMAGE
367	bool
368	rxvt_term::render_image (unsigned long tr_flags)
369	{
370	init_asv ();
371
372	ASImage *background = NULL;
373	ARGB32 background_tint = TINT_LEAVE_SAME;
374
375	# ifdef ENABLE_TRANSPARENCY
376	if (tr_flags)
377	background = pixmap2ximage (asv, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, 100);
378
379	if (tr_flags & BG_NEEDS_TINT)
380	{
381	ShadingInfo as_shade;
382	as_shade.shading = shade;
383
384	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
385	if (bg_flags & BG_TINT_SET)
386	tint.get (c);
387	as_shade.tintColor.red = c.r;
388	as_shade.tintColor.green = c.g;
389	as_shade.tintColor.blue = c.b;
390
391	background_tint = shading2tint32 (&as_shade);
392	}
393
394	if ((tr_flags & BG_NEEDS_BLUR) && background != NULL)
395	{
396	ASImage *tmp = blur_asimage_gauss (asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
397	(original_asim == NULL \|\| tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,
398	100, ASIMAGE_QUALITY_DEFAULT);
399	if (tmp)
400	{
401	destroy_asimage (&background);
402	background = tmp;
403	}
404	}
405	# endif
406
407	ASImage *result = 0;
408
409	int target_width = szHint.width;
410	int target_height = szHint.height;
411	int new_pmap_width = target_width;
412	int new_pmap_height = target_height;
413
414	int x = 0;
415	int y = 0;
416	int w = 0;
417	int h = 0;
418
419	if (original_asim)
420	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
421
422	if (!original_asim
423	\|\| (!(bg_flags & BG_ROOT_ALIGN)
424	&& (x >= target_width
425	\|\| y >= target_height
426	\|\| (x + w <= 0)
427	\|\| (y + h <= 0))))
428	{
429	if (background)
430	{
431	new_pmap_width = background->width;
432	new_pmap_height = background->height;
433	result = background;
434
435	if (background_tint != TINT_LEAVE_SAME)
436	{
437	ASImage *tmp = tile_asimage (asv, background, 0, 0,
438	target_width, target_height, background_tint,
439	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
440	if (tmp)
441	result = tmp;
442	}
443	}
444	else
445	new_pmap_width = new_pmap_height = 0;
446	}
447	else	340	else
448	{	341	bg_flags &= ~BG_IS_SIZE_SENSITIVE;
449	result = original_asim;
450
451	if ((w != original_asim->width)
452	\|\| (h != original_asim->height))
453	{
454	result = scale_asimage (asv, original_asim,
455	w, h,
456	background ? ASA_ASImage : ASA_XImage,
457	100, ASIMAGE_QUALITY_DEFAULT);
458	}
459
460	if (background == NULL)
461	{
462	if (bg_flags & BG_TILE)
463	{
464	/* if tiling - pixmap has to be sized exactly as the image,
465	but there is no need to make it bigger than the window! */
466	new_pmap_width = min (result->width, target_width);
467	new_pmap_height = min (result->height, target_height);
468
469	/* we also need to tile our image in both directions */
470	ASImage *tmp = tile_asimage (asv, result,
471	(int)result->width - x,
472	(int)result->height - y,
473	new_pmap_width,
474	new_pmap_height,
475	TINT_LEAVE_SAME, ASA_XImage,
476	100, ASIMAGE_QUALITY_DEFAULT);
477	if (tmp)
478	{
479	if (result != original_asim)
480	destroy_asimage (&result);
481
482	result = tmp;
483	}
484	}
485	}
486	else
487	{
488	/* if blending background and image - pixmap has to be sized same as target window */
489	ASImageLayer *layers = create_image_layers (2);
490
491	layers[0].im = background;
492	layers[0].clip_width = target_width;
493	layers[0].clip_height = target_height;
494	layers[0].tint = background_tint;
495	layers[1].im = result;
496
497	if (bg_flags & BG_TILE)
498	{
499	/* tile horizontally */
500	while (x > 0) x -= (int)result->width;
501	layers[1].dst_x = x;
502	layers[1].clip_width = result->width+target_width;
503	}
504	else
505	{
506	/* clip horizontally */
507	layers[1].dst_x = x;
508	layers[1].clip_width = result->width;
509	}
510
511	if (bg_flags & BG_TILE)
512	{
513	while (y > 0) y -= (int)result->height;
514	layers[1].dst_y = y;
515	layers[1].clip_height = result->height + target_height;
516	}
517	else
518	{
519	layers[1].dst_y = y;
520	layers[1].clip_height = result->height;
521	}
522
523	if (rs[Rs_blendtype])
524	{
525	layers[1].merge_scanlines = blend_scanlines_name2func (rs[Rs_blendtype]);
526	if (layers[1].merge_scanlines == NULL)
527	layers[1].merge_scanlines = alphablend_scanlines;
528	}
529
530	ASImage *tmp = merge_layers (asv, layers, 2, target_width, target_height,
531	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
532
533	if (tmp)
534	{
535	if (result != original_asim)
536	destroy_asimage (&result);
537
538	result = tmp;
539	}
540
541	free (layers);
542	}
543	}
544
545	bool ret = false;
546
547	if (result)
548	{
549	XGCValues gcv;
550	GC gc;
551
552	/* create Pixmap */
553	if (bg_pixmap == None
554	\|\| bg_pmap_width != new_pmap_width
555	\|\| bg_pmap_height != new_pmap_height)
556	{
557	if (bg_pixmap)
558	XFreePixmap (dpy, bg_pixmap);
559	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
560	bg_pmap_width = new_pmap_width;
561	bg_pmap_height = new_pmap_height;
562	}
563	/* fill with background color (if result's not completely overlapping it) */
564	gcv.foreground = pix_colors[Color_bg];
565	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
566
567	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
568	int dst_width = result->width, dst_height = result->height;
569	if (background == NULL)
570	{
571	if (!(bg_flags & BG_TILE))
572	{
573	src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );
574	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
575	}
576
577	if (dst_x > 0 \|\| dst_y > 0
578	\|\| dst_x + dst_width < new_pmap_width
579	\|\| dst_y + dst_height < new_pmap_height)
580	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
581	}
582
583	/* put result on pixmap */
584	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
585	asimage2drawable (asv, bg_pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);
586
587	if (result != background && result != original_asim)
588	destroy_asimage (&result);
589
590	XFreeGC (dpy, gc);
591
592	ret = true;
593	}
594
595	if (background)
596	destroy_asimage (&background);
597
598	return ret;
599	}	342	}
600	# endif /* HAVE_AFTERIMAGE */
601		343
602	# ifdef HAVE_PIXBUF	344	# ifdef HAVE_PIXBUF
603	bool	345	bool
604	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,	346	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
605	int src_x, int src_y, int dst_x, int dst_y,	347	int src_x, int src_y, int dst_x, int dst_y,
…		…
682	XDestroyImage (ximage);	424	XDestroyImage (ximage);
683	return true;	425	return true;
684	}	426	}
685		427
686	bool	428	bool
687	rxvt_term::render_image (unsigned long tr_flags)	429	rxvt_term::render_image (bool transparent)
688	{	430	{
689	if (!pixbuf)	431	if (!pixbuf)
690	return false;	432	return false;
691		433
692	if (tr_flags	434	if (transparent
693	&& !(bg_flags & BG_HAS_RENDER))	435	&& !(bg_flags & BG_HAS_RENDER))
694	return false;	436	return false;
695		437
696	GdkPixbuf *result;	438	GdkPixbuf *result;
697		439
…		…
711	get_image_geometry (image_width, image_height, w, h, x, y);	453	get_image_geometry (image_width, image_height, w, h, x, y);
712		454
713	if (!(bg_flags & BG_ROOT_ALIGN)	455	if (!(bg_flags & BG_ROOT_ALIGN)
714	&& (x >= target_width	456	&& (x >= target_width
715	\|\| y >= target_height	457	\|\| y >= target_height
716	\|\| (x + w <= 0)	458	\|\| x + w <= 0
717	\|\| (y + h <= 0)))	459	\|\| y + h <= 0))
718	return false;	460	return false;
719		461
720	result = pixbuf;	462	result = pixbuf;
721		463
722	if ((w != image_width)	464	if (w != image_width
723	\|\| (h != image_height))	465	\|\| h != image_height)
724	{	466	{
725	result = gdk_pixbuf_scale_simple (pixbuf,	467	result = gdk_pixbuf_scale_simple (pixbuf,
726	w, h,	468	w, h,
727	GDK_INTERP_BILINEAR);	469	GDK_INTERP_BILINEAR);
728	}	470	}
…		…
737	Pixmap root_pmap;	479	Pixmap root_pmap;
738		480
739	image_width = gdk_pixbuf_get_width (result);	481	image_width = gdk_pixbuf_get_width (result);
740	image_height = gdk_pixbuf_get_height (result);	482	image_height = gdk_pixbuf_get_height (result);
741		483
742	if (tr_flags)	484	if (transparent)
743	{	485	{
744	root_pmap = bg_pixmap;	486	root_pmap = bg_pixmap;
745	bg_pixmap = None;	487	bg_pixmap = None;
746	}	488	}
747	else	489	else
…		…
805	dst_x, dst_y,	547	dst_x, dst_y,
806	dst_width, dst_height);	548	dst_width, dst_height);
807	}	549	}
808		550
809	#if XRENDER	551	#if XRENDER
810	if (tr_flags)	552	if (transparent)
811	{	553	{
812	XRenderPictureAttributes pa;
813
814	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, visual);	554	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		555
815	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);	556	Picture src = XRenderCreatePicture (dpy, root_pmap, format, 0, 0);
816		557
817	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
818	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, dst_format, 0, &pa);	558	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, format, 0, 0);
819		559
820	pa.repeat = True;	560	Picture mask = create_xrender_mask (dpy, vt, False, False);
821	Pixmap mask_pmap = XCreatePixmap (dpy, vt, 1, 1, 8);
822	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
823	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
824	XFreePixmap (dpy, mask_pmap);
825		561
826	XRenderColor mask_c;	562	XRenderColor mask_c;
827		563
828	mask_c.alpha = 0x8000;	564	mask_c.alpha = 0x8000;
829	mask_c.red = 0;	565	mask_c.red =
830	mask_c.green = 0;	566	mask_c.green =
831	mask_c.blue = 0;	567	mask_c.blue = 0;
832	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);	568	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
		569
833	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);	570	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
834		571
835	XRenderFreePicture (dpy, src);	572	XRenderFreePicture (dpy, src);
836	XRenderFreePicture (dpy, dst);	573	XRenderFreePicture (dpy, dst);
837	XRenderFreePicture (dpy, mask);	574	XRenderFreePicture (dpy, mask);
…		…
844	}	581	}
845		582
846	if (result != pixbuf)	583	if (result != pixbuf)
847	g_object_unref (result);	584	g_object_unref (result);
848		585
849	if (tr_flags)	586	if (transparent)
850	XFreePixmap (dpy, root_pmap);	587	XFreePixmap (dpy, root_pmap);
851		588
852	return ret;	589	return ret;
853	}	590	}
854	# endif /* HAVE_PIXBUF */	591	# endif /* HAVE_PIXBUF */
…		…
857	rxvt_term::bg_set_file (const char *file)	594	rxvt_term::bg_set_file (const char *file)
858	{	595	{
859	if (!file \|\| !*file)	596	if (!file \|\| !*file)
860	return false;	597	return false;
861		598
		599	bool ret = false;
862	if (const char *p = strchr (file, ';'))	600	const char *p = strchr (file, ';');
		601
		602	if (p)
863	{	603	{
864	size_t len = p - file;	604	size_t len = p - file;
865	char *f = rxvt_temp_buf<char> (len + 1);	605	char *f = rxvt_temp_buf<char> (len + 1);
866	memcpy (f, file, len);	606	memcpy (f, file, len);
867	f[len] = '\0';	607	f[len] = '\0';
868	file = f;	608	file = f;
869	}	609	}
870		610
871	# ifdef HAVE_AFTERIMAGE
872	if (!asimman)
873	asimman = create_generic_imageman (rs[Rs_path]);
874	ASImage *image = get_asimage (asimman, file, 0xFFFFFFFF, 100);
875	if (image)
876	{
877	if (original_asim)
878	safe_asimage_destroy (original_asim);
879	original_asim = image;
880	bg_flags \|= BG_IS_FROM_FILE \| BG_CLIENT_RENDER;
881	return true;
882	}
883	# endif
884
885	# ifdef HAVE_PIXBUF	611	# ifdef HAVE_PIXBUF
886	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);	612	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
887	if (image)	613	if (image)
888	{	614	{
889	if (pixbuf)	615	if (pixbuf)
890	g_object_unref (pixbuf);	616	g_object_unref (pixbuf);
891	pixbuf = image;	617	pixbuf = image;
892	bg_flags \|= BG_IS_FROM_FILE;	618	bg_flags \|= BG_IS_FROM_FILE;
893	return true;	619	ret = true;
894	}	620	}
895	# endif	621	# endif
896		622
		623	if (ret)
		624	{
		625	if (p)
		626	bg_set_geometry (p + 1);
		627	else
		628	bg_set_default_geometry ();
		629	}
		630
897	return false;	631	return ret;
898	}	632	}
899		633
900	# endif /* BG_IMAGE_FROM_FILE */	634	# endif /* BG_IMAGE_FROM_FILE */
901		635
902	# ifdef ENABLE_TRANSPARENCY	636	# ifdef ENABLE_TRANSPARENCY
…		…
938	{	672	{
939	changed = true;	673	changed = true;
940	v_blurRadius = vr;	674	v_blurRadius = vr;
941	}	675	}
942		676
943	if (v_blurRadius == 0 && h_blurRadius == 0)	677	if (h_blurRadius && v_blurRadius)
		678	bg_flags \|= BG_NEEDS_BLUR;
		679	else
944	bg_flags &= ~BG_NEEDS_BLUR;	680	bg_flags &= ~BG_NEEDS_BLUR;
945	else
946	bg_flags \|= BG_NEEDS_BLUR;
947		681
948	return changed;	682	return changed;
949	}	683	}
950		684
951	void	685	void
952	rxvt_term::set_tint_shade_flags ()	686	rxvt_term::set_tint_shade_flags ()
953	{	687	{
954	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	688	if (shade != 100 \|\| (bg_flags & BG_TINT_SET))
955	bool has_shade = shade != 100;	689	bg_flags \|= BG_NEEDS_TINT;
		690	else
		691	bg_flags &= ~BG_NEEDS_TINT;
		692	}
956		693
		694	bool
		695	rxvt_term::bg_set_tint (rxvt_color &new_tint)
		696	{
		697	if (!(bg_flags & BG_TINT_SET) \|\| tint != new_tint)
		698	{
		699	tint = new_tint;
957	bg_flags &= ~BG_TINT_FLAGS;	700	bg_flags \|= BG_TINT_SET;
958		701
959	if (bg_flags & BG_TINT_SET)	702	rgba c;
960	{
961	tint.get (c);	703	tint.get (c);
962	if (!has_shade
963	&& (c.r <= 0x00ff \|\| c.r >= 0xff00)	704	if ((c.r <= 0x00ff \|\| c.r >= 0xff00)
964	&& (c.g <= 0x00ff \|\| c.g >= 0xff00)	705	&& (c.g <= 0x00ff \|\| c.g >= 0xff00)
965	&& (c.b <= 0x00ff \|\| c.b >= 0xff00))	706	&& (c.b <= 0x00ff \|\| c.b >= 0xff00))
966	bg_flags \|= BG_TINT_BITAND;	707	bg_flags \|= BG_TINT_BITAND;
967	}	708	else
968
969	if (has_shade \|\| (bg_flags & BG_TINT_SET))
970	bg_flags \|= BG_NEEDS_TINT;
971	}
972
973	bool
974	rxvt_term::bg_set_tint (rxvt_color &new_tint)
975	{
976	if (!(bg_flags & BG_TINT_SET) \|\| tint != new_tint)
977	{
978	tint = new_tint;
979	bg_flags \|= BG_TINT_SET;	709	bg_flags &= ~BG_TINT_BITAND;
		710
980	set_tint_shade_flags ();	711	set_tint_shade_flags ();
981	return true;	712	return true;
982	}	713	}
983		714
984	return false;	715	return false;
985	}	716	}
986		717
987	bool	718	bool
988	rxvt_term::bg_set_shade (const char *shade_str)	719	rxvt_term::bg_set_shade (const char *shade_str)
989	{	720	{
990	int new_shade = (shade_str) ? atoi (shade_str) : 100;	721	int new_shade = atoi (shade_str);
991		722
992	clamp_it (new_shade, -100, 200);	723	clamp_it (new_shade, -100, 200);
993	if (new_shade < 0)	724	if (new_shade < 0)
994	new_shade = 200 - (100 + new_shade);	725	new_shade = 200 - (100 + new_shade);
995		726
…		…
1025	params[i+2] = XDoubleToFixed (kernel[i] / sum);	756	params[i+2] = XDoubleToFixed (kernel[i] / sum);
1026	}	757	}
1027	#endif	758	#endif
1028		759
1029	bool	760	bool
1030	rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	761	rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height, int depth)
1031	{	762	{
1032	bool ret = false;	763	bool ret = false;
1033	#if XRENDER	764	#if XRENDER
		765	if (!(bg_flags & BG_HAS_RENDER_CONV))
		766	return false;
		767
1034	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;	768	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
1035	double kernel = (double )malloc (size * sizeof (double));	769	double kernel = (double )malloc (size * sizeof (double));
1036	XFixed params = (XFixed )malloc ((size + 2) * sizeof (XFixed));	770	XFixed params = (XFixed )malloc ((size + 2) * sizeof (XFixed));
1037		771
1038	XRenderPictureAttributes pa;	772	XRenderPictureAttributes pa;
1039	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	773	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1040		774
		775	pa.repeat = RepeatPad;
1041	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	776	Picture src = XRenderCreatePicture (dpy, pixmap, format, CPRepeat, &pa);
		777	Pixmap tmp = XCreatePixmap (dpy, pixmap, width, height, depth);
1042	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	778	Picture dst = XRenderCreatePicture (dpy, tmp, format, CPRepeat, &pa);
		779	XFreePixmap (dpy, tmp);
1043		780
1044	if (kernel && params)	781	if (kernel && params)
1045	{	782	{
1046	if (h_blurRadius)
1047	{
1048	size = h_blurRadius * 2 + 1;	783	size = h_blurRadius * 2 + 1;
1049	get_gaussian_kernel (h_blurRadius, size, kernel, params);	784	get_gaussian_kernel (h_blurRadius, size, kernel, params);
1050		785
1051	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);	786	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1052	XRenderComposite (dpy,	787	XRenderComposite (dpy,
1053	PictOpSrc,	788	PictOpSrc,
1054	src,	789	src,
1055	None,	790	None,
1056	dst,	791	dst,
1057	0, 0,	792	0, 0,
1058	0, 0,	793	0, 0,
1059	0, 0,	794	0, 0,
1060	width, height);	795	width, height);
1061	}
1062		796
1063	if (v_blurRadius)	797	::swap (src, dst);
1064	{	798
1065	size = v_blurRadius * 2 + 1;	799	size = v_blurRadius * 2 + 1;
1066	get_gaussian_kernel (v_blurRadius, size, kernel, params);	800	get_gaussian_kernel (v_blurRadius, size, kernel, params);
1067	::swap (params[0], params[1]);	801	::swap (params[0], params[1]);
1068		802
1069	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);	803	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1070	XRenderComposite (dpy,	804	XRenderComposite (dpy,
1071	PictOpSrc,	805	PictOpSrc,
1072	src,	806	src,
1073	None,	807	None,
1074	dst,	808	dst,
1075	0, 0,	809	0, 0,
1076	0, 0,	810	0, 0,
1077	0, 0,	811	0, 0,
1078	width, height);	812	width, height);
1079	}
1080		813
1081	ret = true;	814	ret = true;
1082	}	815	}
1083		816
1084	free (kernel);	817	free (kernel);
…		…
1092	bool	825	bool
1093	rxvt_term::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	826	rxvt_term::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
1094	{	827	{
1095	bool ret = false;	828	bool ret = false;
1096		829
1097	if (bg_flags & BG_TINT_BITAND)	830	if (shade == 100 && (bg_flags & BG_TINT_BITAND))
1098	{	831	{
1099	XGCValues gcv;	832	XGCValues gcv;
1100	GC gc;	833	GC gc;
1101		834
1102	/* In this case we can tint image server-side getting significant	835	/* In this case we can tint image server-side getting significant
…		…
1111	XFillRectangle (dpy, pixmap, gc, 0, 0, width, height);	844	XFillRectangle (dpy, pixmap, gc, 0, 0, width, height);
1112	ret = true;	845	ret = true;
1113	XFreeGC (dpy, gc);	846	XFreeGC (dpy, gc);
1114	}	847	}
1115	}	848	}
1116	else
1117	{
1118	# if XRENDER	849	# if XRENDER
		850	else if (bg_flags & BG_HAS_RENDER)
		851	{
1119	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);	852	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1120		853
1121	if (bg_flags & BG_TINT_SET)	854	if (bg_flags & BG_TINT_SET)
1122	tint.get (c);	855	tint.get (c);
1123		856
…		…
1132	c.r = c.r * (200 - shade) / 100;	865	c.r = c.r * (200 - shade) / 100;
1133	c.g = c.g * (200 - shade) / 100;	866	c.g = c.g * (200 - shade) / 100;
1134	c.b = c.b * (200 - shade) / 100;	867	c.b = c.b * (200 - shade) / 100;
1135	}	868	}
1136		869
1137	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
1138	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	870	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1139	XRenderPictureAttributes pa;
1140		871
1141	Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	872	Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, 0);
1142		873
1143	pa.repeat = True;	874	Picture overlay_pic = create_xrender_mask (dpy, pixmap, True, False);
1144		875
1145	Pixmap overlay_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);	876	Picture mask_pic = create_xrender_mask (dpy, pixmap, True, True);
1146	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1147	XFreePixmap (dpy, overlay_pmap);
1148
1149	pa.component_alpha = True;
1150	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
1151	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat \| CPComponentAlpha, &pa);
1152	XFreePixmap (dpy, mask_pmap);
1153		877
1154	XRenderColor mask_c;	878	XRenderColor mask_c;
1155		879
1156	mask_c.alpha = 0xffff;	880	mask_c.alpha = 0xffff;
1157	mask_c.red =	881	mask_c.red =
…		…
1162	mask_c.alpha = 0;	886	mask_c.alpha = 0;
1163	mask_c.red = 0xffff - c.r;	887	mask_c.red = 0xffff - c.r;
1164	mask_c.green = 0xffff - c.g;	888	mask_c.green = 0xffff - c.g;
1165	mask_c.blue = 0xffff - c.b;	889	mask_c.blue = 0xffff - c.b;
1166	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);	890	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
		891
1167	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);	892	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
1168		893
1169	if (shade > 100)	894	if (shade > 100)
1170	{	895	{
1171	mask_c.red = mask_c.green = mask_c.blue = 0xffff * (shade - 100) / 100;
1172	mask_c.alpha = 0;	896	mask_c.alpha = 0;
		897	mask_c.red =
		898	mask_c.green =
		899	mask_c.blue = 0xffff * (shade - 100) / 100;
1173	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);	900	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1174		901
1175	XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);	902	XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);
1176	}	903	}
1177		904
1178	ret = true;	905	ret = true;
1179		906
1180	XRenderFreePicture (dpy, mask_pic);	907	XRenderFreePicture (dpy, mask_pic);
1181	XRenderFreePicture (dpy, overlay_pic);	908	XRenderFreePicture (dpy, overlay_pic);
1182	XRenderFreePicture (dpy, back_pic);	909	XRenderFreePicture (dpy, back_pic);
		910	}
1183	# endif	911	# endif
1184	}
1185		912
1186	return ret;	913	return ret;
1187	}	914	}
1188		915
1189	/*	916	/*
1190	* Builds a pixmap of the same size as the terminal window that contains	917	* Builds a pixmap of the same size as the terminal window that contains
1191	* the tiled portion of the root pixmap that is supposed to be covered by	918	* the tiled portion of the root pixmap that is supposed to be covered by
1192	* our window.	919	* our window.
1193	*/	920	*/
1194	unsigned long	921	bool
1195	rxvt_term::make_transparency_pixmap ()	922	rxvt_term::make_transparency_pixmap ()
1196	{	923	{
1197	unsigned long result = 0;	924	bool ret = false;
1198		925
1199	/* root dimensions may change from call to call - but Display structure should	926	/* root dimensions may change from call to call - but Display structure should
1200	* be always up-to-date, so let's use it :	927	* be always up-to-date, so let's use it :
1201	*/	928	*/
1202	int screen = display->screen;	929	int screen = display->screen;
…		…
1240	#if XRENDER	967	#if XRENDER
1241	if (bg_flags & BG_HAS_RENDER)	968	if (bg_flags & BG_HAS_RENDER)
1242	{	969	{
1243	recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);	970	recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);
1244		971
1245	XRenderPictureAttributes pa;
1246
1247	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));	972	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
1248	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);	973	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, 0);
1249		974
1250	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);	975	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
1251	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);	976	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, 0);
1252		977
1253	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);	978	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
1254		979
1255	XRenderFreePicture (dpy, src);	980	XRenderFreePicture (dpy, src);
1256	XRenderFreePicture (dpy, dst);	981	XRenderFreePicture (dpy, dst);
…		…
1273	bg_pmap_width = window_width;	998	bg_pmap_width = window_width;
1274	bg_pmap_height = window_height;	999	bg_pmap_height = window_height;
1275	}	1000	}
1276		1001
1277	/* straightforward pixmap copy */	1002	/* straightforward pixmap copy */
1278	while (sx < 0) sx += root_width;	1003	while (sx < 0) sx += root_pmap_width;
1279	while (sy < 0) sy += root_height;	1004	while (sy < 0) sy += root_pmap_height;
1280		1005
1281	gcv.tile = recoded_root_pmap;	1006	gcv.tile = recoded_root_pmap;
1282	gcv.fill_style = FillTiled;	1007	gcv.fill_style = FillTiled;
1283	gcv.ts_x_origin = -sx;	1008	gcv.ts_x_origin = -sx;
1284	gcv.ts_y_origin = -sy;	1009	gcv.ts_y_origin = -sy;
1285	gc = XCreateGC (dpy, vt, GCFillStyle \| GCTile \| GCTileStipXOrigin \| GCTileStipYOrigin, &gcv);	1010	gc = XCreateGC (dpy, vt, GCFillStyle \| GCTile \| GCTileStipXOrigin \| GCTileStipYOrigin, &gcv);
1286		1011
1287	if (gc)	1012	if (gc)
1288	{	1013	{
1289	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);	1014	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);
1290	result \|= BG_IS_VALID \| (bg_flags & BG_EFFECTS_FLAGS);	1015	ret = true;
		1016	unsigned long tr_flags = bg_flags & BG_EFFECTS_FLAGS;
		1017
		1018	if (!(bg_flags & BG_CLIENT_RENDER))
		1019	{
		1020	if (bg_flags & BG_NEEDS_BLUR)
		1021	{
		1022	if (blur_pixmap (bg_pixmap, visual, window_width, window_height, depth))
		1023	tr_flags &= ~BG_NEEDS_BLUR;
		1024	}
		1025	if (bg_flags & BG_NEEDS_TINT)
		1026	{
		1027	if (tint_pixmap (bg_pixmap, visual, window_width, window_height))
		1028	tr_flags &= ~BG_NEEDS_TINT;
		1029	}
		1030	if (tr_flags & BG_NEEDS_TINT)
		1031	{
		1032	XImage *ximage = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
		1033	if (ximage)
		1034	{
		1035	/* our own client-side tinting */
		1036	tint_ximage (DefaultVisual (dpy, display->screen), ximage);
		1037
		1038	XPutImage (dpy, bg_pixmap, gc, ximage, 0, 0, 0, 0, ximage->width, ximage->height);
		1039	XDestroyImage (ximage);
		1040	}
		1041	}
		1042	} /* server side rendering completed */
		1043
1291	XFreeGC (dpy, gc);	1044	XFreeGC (dpy, gc);
1292
1293	if (!(bg_flags & BG_CLIENT_RENDER))
1294	{
1295	if ((bg_flags & BG_NEEDS_BLUR)
1296	&& (bg_flags & BG_HAS_RENDER_CONV))
1297	{
1298	if (blur_pixmap (bg_pixmap, visual, window_width, window_height))
1299	result &= ~BG_NEEDS_BLUR;
1300	}
1301	if ((bg_flags & BG_NEEDS_TINT)
1302	&& (bg_flags & (BG_TINT_BITAND \| BG_HAS_RENDER)))
1303	{
1304	if (tint_pixmap (bg_pixmap, visual, window_width, window_height))
1305	result &= ~BG_NEEDS_TINT;
1306	}
1307	} /* server side rendering completed */
1308	}	1045	}
1309		1046
1310	if (recoded_root_pmap != root_pixmap)	1047	if (recoded_root_pmap != root_pixmap)
1311	XFreePixmap (dpy, recoded_root_pmap);	1048	XFreePixmap (dpy, recoded_root_pmap);
1312		1049
1313	return result;	1050	return ret;
1314	}	1051	}
1315		1052
1316	void	1053	void
1317	rxvt_term::bg_set_root_pixmap ()	1054	rxvt_term::bg_set_root_pixmap ()
1318	{	1055	{
…		…
1322		1059
1323	root_pixmap = new_root_pixmap;	1060	root_pixmap = new_root_pixmap;
1324	}	1061	}
1325	# endif /* ENABLE_TRANSPARENCY */	1062	# endif /* ENABLE_TRANSPARENCY */
1326		1063
1327	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1328	static void shade_ximage (Visual visual, XImage ximage, int shade, const rgba &c);
1329	# endif
1330
1331	bool	1064	bool
1332	rxvt_term::bg_render ()	1065	rxvt_term::bg_render ()
1333	{	1066	{
1334	unsigned long tr_flags = 0;	1067	bool transparent = false;
1335		1068
1336	bg_invalidate ();	1069	bg_invalidate ();
1337	# ifdef ENABLE_TRANSPARENCY	1070	# ifdef ENABLE_TRANSPARENCY
1338	if (bg_flags & BG_IS_TRANSPARENT)	1071	if (bg_flags & BG_IS_TRANSPARENT)
1339	{	1072	{
1340	/* we need to re-generate transparency pixmap in that case ! */	1073	/* we need to re-generate transparency pixmap in that case ! */
1341	tr_flags = make_transparency_pixmap ();	1074	transparent = make_transparency_pixmap ();
1342	if (tr_flags == 0)	1075	if (transparent)
1343	return false;
1344	else if (!(tr_flags & BG_EFFECTS_FLAGS))
1345	bg_flags \|= BG_IS_VALID;	1076	bg_flags \|= BG_IS_VALID;
1346	}	1077	}
1347	# endif	1078	# endif
1348		1079
1349	# ifdef BG_IMAGE_FROM_FILE	1080	# ifdef BG_IMAGE_FROM_FILE
1350	if ((bg_flags & BG_IS_FROM_FILE)	1081	if (bg_flags & BG_IS_FROM_FILE)
1351	\|\| (tr_flags & BG_EFFECTS_FLAGS))
1352	{	1082	{
1353	if (render_image (tr_flags))	1083	if (render_image (transparent))
1354	bg_flags \|= BG_IS_VALID;	1084	bg_flags \|= BG_IS_VALID;
1355	}
1356	# endif
1357
1358	# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1359	XImage *result = NULL;
1360
1361	if (tr_flags && !(bg_flags & BG_IS_VALID))
1362	{
1363	result = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
1364	}
1365
1366	if (result)
1367	{
1368	/* our own client-side tinting */
1369	if (tr_flags & BG_NEEDS_TINT)
1370	{
1371	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1372	if (bg_flags & BG_TINT_SET)
1373	tint.get (c);
1374	shade_ximage (DefaultVisual (dpy, display->screen), result, shade, c);
1375	}
1376
1377	GC gc = XCreateGC (dpy, vt, 0UL, NULL);
1378
1379	if (gc)
1380	{
1381	XPutImage (dpy, bg_pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1382
1383	XFreeGC (dpy, gc);
1384	bg_flags \|= BG_IS_VALID;
1385	}
1386
1387	XDestroyImage (result);
1388	}	1085	}
1389	# endif	1086	# endif
1390		1087
1391	if (!(bg_flags & BG_IS_VALID))	1088	if (!(bg_flags & BG_IS_VALID))
1392	{	1089	{
…		…
1429	#endif	1126	#endif
1430	}	1127	}
1431		1128
1432	#endif /* HAVE_BG_PIXMAP */	1129	#endif /* HAVE_BG_PIXMAP */
1433		1130
1434	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)	1131	#ifdef ENABLE_TRANSPARENCY
1435	/* taken from aterm-0.4.2 */	1132	/* based on code from aterm-0.4.2 */
1436		1133
1437	static void	1134	static inline void
1438	shade_ximage (Visual visual, XImage ximage, int shade, const rgba &c)	1135	fill_lut (uint32_t *lookup, uint32_t mask, int sh, unsigned short low, unsigned short high)
		1136	{
		1137	for (int i = 0; i <= mask >> sh; i++)
		1138	{
		1139	uint32_t tmp;
		1140	tmp = i * high;
		1141	tmp += (mask >> sh) * low;
		1142	lookup[i] = (tmp / 0xffff) << sh;
		1143	}
		1144	}
		1145
		1146	void
		1147	rxvt_term::tint_ximage (Visual visual, XImage ximage)
1439	{	1148	{
1440	int sh_r, sh_g, sh_b;	1149	int sh_r, sh_g, sh_b;
1441	uint32_t mask_r, mask_g, mask_b;	1150	uint32_t mask_r, mask_g, mask_b;
1442	uint32_t lookup, lookup_r, lookup_g, lookup_b;	1151	uint32_t lookup, lookup_r, lookup_g, lookup_b;
1443	rgba low;	1152	unsigned short low;
1444	rgba high;
1445	int i;
1446	int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;	1153	int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
1447		1154
1448	if (visual->c_class != TrueColor \|\| ximage->format != ZPixmap) return;	1155	if (visual->c_class != TrueColor \|\| ximage->format != ZPixmap) return;
1449		1156
1450	/* for convenience */	1157	/* for convenience */
…		…
1509	break;	1216	break;
1510	default:	1217	default:
1511	return; /* we do not support this color depth */	1218	return; /* we do not support this color depth */
1512	}	1219	}
1513		1220
		1221	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
		1222
		1223	if (bg_flags & BG_TINT_SET)
		1224	tint.get (c);
		1225
1514	/* prepare limits for color transformation (each channel is handled separately) */	1226	/* prepare limits for color transformation (each channel is handled separately) */
1515	if (shade > 100)	1227	if (shade > 100)
1516	{	1228	{
1517	shade = 200 - shade;
1518
1519	high.r = c.r * shade / 100;
1520	high.g = c.g * shade / 100;
1521	high.b = c.b * shade / 100;
1522
1523	low.r = 65535 * (100 - shade) / 100;	1229	c.r = c.r * (200 - shade) / 100;
1524	low.g = 65535 * (100 - shade) / 100;	1230	c.g = c.g * (200 - shade) / 100;
1525	low.b = 65535 * (100 - shade) / 100;	1231	c.b = c.b * (200 - shade) / 100;
		1232
		1233	low = 0xffff * (shade - 100) / 100;
1526	}	1234	}
1527	else	1235	else
1528	{	1236	{
1529	high.r = c.r * shade / 100;	1237	c.r = c.r * shade / 100;
1530	high.g = c.g * shade / 100;	1238	c.g = c.g * shade / 100;
1531	high.b = c.b * shade / 100;	1239	c.b = c.b * shade / 100;
1532		1240
1533	low.r = low.g = low.b = 0;	1241	low = 0;
1534	}	1242	}
1535		1243
1536	/* fill our lookup tables */	1244	/* fill our lookup tables */
1537	for (i = 0; i <= mask_r>>sh_r; i++)	1245	fill_lut (lookup_r, mask_r, sh_r, low, c.r);
1538	{	1246	fill_lut (lookup_g, mask_g, sh_g, low, c.g);
1539	uint32_t tmp;	1247	fill_lut (lookup_b, mask_b, sh_b, low, c.b);
1540	tmp = i * high.r;
1541	tmp += (mask_r>>sh_r) * low.r;
1542	lookup_r[i] = (tmp/65535)<<sh_r;
1543	}
1544	for (i = 0; i <= mask_g>>sh_g; i++)
1545	{
1546	uint32_t tmp;
1547	tmp = i * high.g;
1548	tmp += (mask_g>>sh_g) * low.g;
1549	lookup_g[i] = (tmp/65535)<<sh_g;
1550	}
1551	for (i = 0; i <= mask_b>>sh_b; i++)
1552	{
1553	uint32_t tmp;
1554	tmp = i * high.b;
1555	tmp += (mask_b>>sh_b) * low.b;
1556	lookup_b[i] = (tmp/65535)<<sh_b;
1557	}
1558		1248
1559	/* apply table to input image (replacing colors by newly calculated ones) */	1249	/* apply table to input image (replacing colors by newly calculated ones) */
1560	if (ximage->bits_per_pixel == 32	1250	if (ximage->bits_per_pixel == 32
1561	&& (ximage->depth == 24 \|\| ximage->depth == 32)	1251	&& (ximage->depth == 24 \|\| ximage->depth == 32)
1562	&& ximage->byte_order == host_byte_order)	1252	&& ximage->byte_order == host_byte_order)
…		…
1592	}	1282	}
1593	}	1283	}
1594		1284
1595	free (lookup);	1285	free (lookup);
1596	}	1286	}
1597	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */	1287	#endif /* ENABLE_TRANSPARENCY */

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Comparing rxvt-unicode/src/background.C (file contents): Revision 1.156 by sf-exg, Tue Aug 9 18:41:31 2011 UTC vs. Revision 1.206 by sf-exg, Thu Apr 12 10:22:50 2012 UTC

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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.156 by sf-exg, Tue Aug 9 18:41:31 2011 UTC vs.
Revision 1.206 by sf-exg, Thu Apr 12 10:22:50 2012 UTC