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

Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.159 by sf-exg, Wed Aug 10 07:34:35 2011 UTC vs.
Revision 1.205 by sf-exg, Wed Apr 11 10:06:45 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	* scale Scale both up and down
58	*/
59		40
60	#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
61	void	60	void
62	rxvt_term::bg_destroy ()	61	rxvt_term::bg_destroy ()
63	{	62	{
64	#ifdef HAVE_AFTERIMAGE
65	if (original_asim)
66	safe_asimage_destroy (original_asim);
67	if (asv)
68	destroy_asvisual (asv, 0);
69	if (asimman)
70	destroy_image_manager (asimman, 0);
71	#endif
72
73	#ifdef HAVE_PIXBUF	63	#ifdef HAVE_PIXBUF
74	if (pixbuf)	64	if (pixbuf)
75	g_object_unref (pixbuf);	65	g_object_unref (pixbuf);
76	#endif	66	#endif
77		67
…		…
130		120
131	return false;	121	return false;
132	}	122	}
133		123
134	# ifdef BG_IMAGE_FROM_FILE	124	# ifdef BG_IMAGE_FROM_FILE
135	static inline bool
136	check_set_scale_value (int geom_flags, int flag, unsigned int &scale, unsigned int new_value)
137	{
138	if (geom_flags & flag)
139	{
140	if (new_value > 1000)
141	new_value = 1000;
142	if (new_value != scale)
143	{
144	scale = new_value;
145	return true;
146	}
147	}
148	return false;
149	}
150
151	static inline bool
152	check_set_align_value (int geom_flags, int flag, int &align, int new_value)
153	{
154	if (geom_flags & flag)
155	{
156	if (new_value < -100)
157	new_value = -100;
158	else if (new_value > 200)
159	new_value = 200;
160	if (new_value != align)
161	{
162	align = new_value;
163	return true;
164	}
165	}
166	return false;
167	}
168
169	static inline int	125	static inline int
170	make_align_position (int align, int window_size, int image_size)	126	make_align_position (int align, int window_size, int image_size)
171	{	127	{
172	int diff = window_size - image_size;	128	int diff = window_size - image_size;
173	int smaller = min (image_size, window_size);	129	int smaller = min (image_size, window_size);
174		130
175	if (align >= 0 && align <= 100)	131	if (align >= 0 && align <= 100)
176	return diff * align / 100;	132	return diff * align / 100;
177	else if (align > 100 && align <= 200)	133	else if (align > 100)
178	return ((align - 100) * smaller / 100) + window_size - smaller;	134	return (align - 100) * smaller / 100 + window_size - smaller;
179	else if (align >= -100 && align < 0)	135	else
180	return ((align + 100) * smaller / 100) - image_size;	136	return (align + 100) * smaller / 100 - image_size;
181	return 0;
182	}	137	}
183		138
184	static inline int	139	static inline int
185	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)	140	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)
186	{	141	{
…		…
192	src_pos = -pos;	147	src_pos = -pos;
193	dst_pos = 0;	148	dst_pos = 0;
194	dst_size += pos;	149	dst_size += pos;
195	}	150	}
196		151
197	if (dst_pos + dst_size > target_size)
198	dst_size = target_size - dst_pos;	152	min_it (dst_size, target_size - dst_pos);
199	return src_pos;	153	return src_pos;
200	}	154	}
201		155
202	bool	156	bool
203	rxvt_term::bg_set_geometry (const char *geom, bool update)	157	rxvt_term::bg_set_geometry (const char *geom, bool update)
204	{	158	{
205	bool changed = false;	159	bool changed = false;
206	int geom_flags = 0;	160	int geom_flags = 0;
207	int x = 0, y = 0;	161	int x = h_align;
		162	int y = v_align;
208	unsigned int w = 0, h = 0;	163	unsigned int w = h_scale;
209	unsigned int n;	164	unsigned int h = v_scale;
210	unsigned long new_flags = (bg_flags & (~BG_GEOMETRY_FLAGS));	165	unsigned long new_flags = 0;
211	const char *ops;
212		166
213	if (geom == NULL)	167	if (geom == NULL)
214	return false;	168	return false;
215		169
216	char str[256];	170	if (geom[0])
217
218	ops = strchr (geom, ':');
219	if (ops == NULL)
220	n = strlen (geom);
221	else
222	n = ops - geom;
223
224	if (n >= sizeof (str))
225	return false;
226
227	memcpy (str, geom, n);
228	str[n] = '\0';
229	rxvt_strtrim (str);
230
231	if (str[0])
232	{	171	{
233	/* we have geometry string - let's handle it prior to applying ops */	172	char **arr = rxvt_strsplit (':', geom);
		173
		174	for (int i = 0; arr[i]; i++)
		175	{
		176	if (!strcasecmp (arr[i], "style=tiled"))
		177	{
		178	new_flags = BG_TILE;
		179	w = h = noScale;
		180	x = y = 0;
		181	geom_flags = WidthValue\|HeightValue\|XValue\|YValue;
		182	}
		183	else if (!strcasecmp (arr[i], "style=aspect-stretched"))
		184	{
		185	new_flags = BG_KEEP_ASPECT;
		186	w = h = windowScale;
		187	x = y = centerAlign;
		188	geom_flags = WidthValue\|HeightValue\|XValue\|YValue;
		189	}
		190	else if (!strcasecmp (arr[i], "style=stretched"))
		191	{
		192	new_flags = 0;
		193	w = h = windowScale;
		194	geom_flags = WidthValue\|HeightValue;
		195	}
		196	else if (!strcasecmp (arr[i], "style=centered"))
		197	{
		198	new_flags = 0;
		199	w = h = noScale;
		200	x = y = centerAlign;
		201	geom_flags = WidthValue\|HeightValue\|XValue\|YValue;
		202	}
		203	else if (!strcasecmp (arr[i], "style=root-tiled"))
		204	{
		205	new_flags = BG_TILE\|BG_ROOT_ALIGN;
		206	w = h = noScale;
		207	geom_flags = WidthValue\|HeightValue;
		208	}
		209	else if (!strcasecmp (arr[i], "op=tile"))
		210	new_flags \|= BG_TILE;
		211	else if (!strcasecmp (arr[i], "op=keep-aspect"))
		212	new_flags \|= BG_KEEP_ASPECT;
		213	else if (!strcasecmp (arr[i], "op=root-align"))
		214	new_flags \|= BG_ROOT_ALIGN;
		215
		216	// deprecated
		217	else if (!strcasecmp (arr[i], "tile"))
		218	{
		219	new_flags \|= BG_TILE;
		220	w = h = noScale;
		221	geom_flags \|= WidthValue\|HeightValue;
		222	}
		223	else if (!strcasecmp (arr[i], "propscale"))
		224	{
		225	new_flags \|= BG_KEEP_ASPECT;
		226	w = h = windowScale;
		227	geom_flags \|= WidthValue\|HeightValue;
		228	}
		229	else if (!strcasecmp (arr[i], "hscale"))
		230	{
		231	new_flags \|= BG_TILE;
		232	w = windowScale;
		233	h = noScale;
		234	geom_flags \|= WidthValue\|HeightValue;
		235	}
		236	else if (!strcasecmp (arr[i], "vscale"))
		237	{
		238	new_flags \|= BG_TILE;
		239	h = windowScale;
		240	w = noScale;
		241	geom_flags \|= WidthValue\|HeightValue;
		242	}
		243	else if (!strcasecmp (arr[i], "scale"))
		244	{
		245	w = h = windowScale;
		246	geom_flags \|= WidthValue\|HeightValue;
		247	}
		248	else if (!strcasecmp (arr[i], "auto"))
		249	{
		250	w = h = windowScale;
		251	x = y = centerAlign;
		252	geom_flags \|= WidthValue\|HeightValue\|XValue\|YValue;
		253	}
		254	else if (!strcasecmp (arr[i], "root"))
		255	{
		256	new_flags \|= BG_TILE\|BG_ROOT_ALIGN;
		257	w = h = noScale;
		258	geom_flags \|= WidthValue\|HeightValue;
		259	}
		260
		261	else
234	geom_flags = XParseGeometry (str, &x, &y, &w, &h);	262	geom_flags \|= XParseGeometry (arr[i], &x, &y, &w, &h);
235	} /* done parsing geometry string */	263	} /* done parsing ops */
		264
		265	rxvt_free_strsplit (arr);
		266	}
		267
		268	new_flags \|= bg_flags & ~BG_GEOMETRY_FLAGS;
236		269
237	if (!update)	270	if (!update)
238	{	271	{
239	if (!(geom_flags & XValue))	272	if (!(geom_flags & XValue))
240	x = y = defaultAlign;	273	x = y = defaultAlign;
…		…
245	w = h = defaultScale;	278	w = h = defaultScale;
246	else if (!(geom_flags & HeightValue))	279	else if (!(geom_flags & HeightValue))
247	h = w;	280	h = w;
248	else if (!(geom_flags & WidthValue))	281	else if (!(geom_flags & WidthValue))
249	w = h;	282	w = h;
250
251	geom_flags \|= WidthValue\|HeightValue\|XValue\|YValue;
252	}
253
254	if (ops)
255	{	283	}
256	char **arr = rxvt_strsplit (':', ops + 1);
257		284
258	for (int i = 0; arr[i]; i++)	285	min_it (w, 1000);
259	{	286	min_it (h, 1000);
260	if (!strcasecmp (arr[i], "tile"))	287	clamp_it (x, -100, 200);
261	{	288	clamp_it (y, -100, 200);
262	new_flags \|= BG_TILE;
263	w = h = noScale;
264	geom_flags \|= WidthValue\|HeightValue;
265	}
266	else if (!strcasecmp (arr[i], "propscale"))
267	{
268	new_flags \|= BG_PROP_SCALE;
269	}
270	else if (!strcasecmp (arr[i], "scale"))
271	{
272	if (h == 0) h = windowScale;
273	if (w == 0) w = windowScale;
274		289
275	geom_flags \|= WidthValue\|HeightValue;	290	if (bg_flags != new_flags
276	}	291	\|\| h_scale != w
277	else if (!strcasecmp (arr[i], "center"))	292	\|\| v_scale != h
278	{	293	\|\| h_align != x
279	w = h = noScale;	294	\|\| v_align != y)
280	x = y = centerAlign;
281	geom_flags \|= WidthValue\|HeightValue\|XValue\|YValue;
282	}
283	else if (!strcasecmp (arr[i], "root"))
284	{
285	new_flags \|= BG_TILE\|BG_ROOT_ALIGN;
286	w = h = noScale;
287	geom_flags \|= WidthValue\|HeightValue;
288	}
289	} /* done parsing ops */
290
291	rxvt_free_strsplit (arr);
292	}
293
294	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;
295	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;
296	if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;
297	if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
298
299	if (new_flags != bg_flags)
300	{	295	{
301	bg_flags = new_flags;	296	bg_flags = new_flags;
		297	h_scale = w;
		298	v_scale = h;
		299	h_align = x;
		300	v_align = y;
302	changed = true;	301	changed = true;
303	}	302	}
304		303
305	return changed;	304	return changed;
306	}	305	}
…		…
309	rxvt_term::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)	308	rxvt_term::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
310	{	309	{
311	int target_width = szHint.width;	310	int target_width = szHint.width;
312	int target_height = szHint.height;	311	int target_height = szHint.height;
313		312
		313	w = h_scale * target_width / 100;
		314	h = v_scale * target_height / 100;
		315
314	if (bg_flags & BG_PROP_SCALE)	316	if (bg_flags & BG_KEEP_ASPECT)
315	{	317	{
316	float scale = (float)target_width / image_width;	318	float scale = (float)w / image_width;
317	min_it (scale, (float)target_height / image_height);	319	min_it (scale, (float)h / image_height);
318	w = image_width * scale + 0.5;	320	w = image_width * scale + 0.5;
319	h = image_height * scale + 0.5;	321	h = image_height * scale + 0.5;
320	}	322	}
321	else
322	{
323	w = h_scale * target_width / 100;
324	h = v_scale * target_height / 100;
325	}
326		323
327	if (!w) w = image_width;	324	if (!w) w = image_width;
328	if (!h) h = image_height;	325	if (!h) h = image_height;
329		326
330	if (bg_flags & BG_ROOT_ALIGN)	327	if (bg_flags & BG_ROOT_ALIGN)
…		…
336	{	333	{
337	x = make_align_position (h_align, target_width, w);	334	x = make_align_position (h_align, target_width, w);
338	y = make_align_position (v_align, target_height, h);	335	y = make_align_position (v_align, target_height, h);
339	}	336	}
340		337
341	bg_flags &= ~BG_IS_SIZE_SENSITIVE;
342	if (!(bg_flags & BG_TILE)	338	if (!(bg_flags & BG_TILE)
343	\|\| (bg_flags & BG_PROP_SCALE) \|\| h_scale \|\| v_scale	339	\|\| h_scale \|\| v_scale
344	\|\| (!(bg_flags & BG_ROOT_ALIGN) && (h_align \|\| v_align))	340	\|\| (!(bg_flags & BG_ROOT_ALIGN) && (h_align \|\| v_align))
345	\|\| w > target_width \|\| h > target_height)	341	\|\| image_width > target_width \|\| image_height > target_height)
346	bg_flags \|= BG_IS_SIZE_SENSITIVE;	342	bg_flags \|= BG_IS_SIZE_SENSITIVE;
347	}
348
349	# ifdef HAVE_AFTERIMAGE
350	bool
351	rxvt_term::render_image (unsigned long tr_flags)
352	{
353	init_asv ();
354
355	ASImage *background = NULL;
356	ARGB32 background_tint = TINT_LEAVE_SAME;
357
358	# ifdef ENABLE_TRANSPARENCY
359	if (tr_flags)
360	background = pixmap2ximage (asv, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, 100);
361
362	if (tr_flags & BG_NEEDS_TINT)
363	{
364	ShadingInfo as_shade;
365	as_shade.shading = shade;
366
367	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
368	if (bg_flags & BG_TINT_SET)
369	tint.get (c);
370	as_shade.tintColor.red = c.r;
371	as_shade.tintColor.green = c.g;
372	as_shade.tintColor.blue = c.b;
373
374	background_tint = shading2tint32 (&as_shade);
375	}
376
377	if ((tr_flags & BG_NEEDS_BLUR) && background != NULL)
378	{
379	ASImage *tmp = blur_asimage_gauss (asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
380	(original_asim == NULL \|\| tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,
381	100, ASIMAGE_QUALITY_DEFAULT);
382	if (tmp)
383	{
384	destroy_asimage (&background);
385	background = tmp;
386	}
387	}
388	# endif
389
390	ASImage *result = 0;
391
392	int target_width = szHint.width;
393	int target_height = szHint.height;
394	int new_pmap_width = target_width;
395	int new_pmap_height = target_height;
396
397	int x = 0;
398	int y = 0;
399	int w = 0;
400	int h = 0;
401
402	if (original_asim)
403	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
404
405	if (!original_asim
406	\|\| (!(bg_flags & BG_ROOT_ALIGN)
407	&& (x >= target_width
408	\|\| y >= target_height
409	\|\| (x + w <= 0)
410	\|\| (y + h <= 0))))
411	{
412	if (background)
413	{
414	new_pmap_width = background->width;
415	new_pmap_height = background->height;
416	result = background;
417
418	if (background_tint != TINT_LEAVE_SAME)
419	{
420	ASImage *tmp = tile_asimage (asv, background, 0, 0,
421	target_width, target_height, background_tint,
422	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
423	if (tmp)
424	result = tmp;
425	}
426	}
427	else
428	new_pmap_width = new_pmap_height = 0;
429	}
430	else	343	else
431	{	344	bg_flags &= ~BG_IS_SIZE_SENSITIVE;
432	result = original_asim;
433
434	if ((w != original_asim->width)
435	\|\| (h != original_asim->height))
436	{
437	result = scale_asimage (asv, original_asim,
438	w, h,
439	background ? ASA_ASImage : ASA_XImage,
440	100, ASIMAGE_QUALITY_DEFAULT);
441	}
442
443	if (background == NULL)
444	{
445	if (bg_flags & BG_TILE)
446	{
447	/* if tiling - pixmap has to be sized exactly as the image,
448	but there is no need to make it bigger than the window! */
449	new_pmap_width = min (result->width, target_width);
450	new_pmap_height = min (result->height, target_height);
451
452	/* we also need to tile our image in both directions */
453	ASImage *tmp = tile_asimage (asv, result,
454	(int)result->width - x,
455	(int)result->height - y,
456	new_pmap_width,
457	new_pmap_height,
458	TINT_LEAVE_SAME, ASA_XImage,
459	100, ASIMAGE_QUALITY_DEFAULT);
460	if (tmp)
461	{
462	if (result != original_asim)
463	destroy_asimage (&result);
464
465	result = tmp;
466	}
467	}
468	}
469	else
470	{
471	/* if blending background and image - pixmap has to be sized same as target window */
472	ASImageLayer *layers = create_image_layers (2);
473
474	layers[0].im = background;
475	layers[0].clip_width = target_width;
476	layers[0].clip_height = target_height;
477	layers[0].tint = background_tint;
478	layers[1].im = result;
479
480	if (bg_flags & BG_TILE)
481	{
482	/* tile horizontally */
483	while (x > 0) x -= (int)result->width;
484	layers[1].dst_x = x;
485	layers[1].clip_width = result->width+target_width;
486	}
487	else
488	{
489	/* clip horizontally */
490	layers[1].dst_x = x;
491	layers[1].clip_width = result->width;
492	}
493
494	if (bg_flags & BG_TILE)
495	{
496	while (y > 0) y -= (int)result->height;
497	layers[1].dst_y = y;
498	layers[1].clip_height = result->height + target_height;
499	}
500	else
501	{
502	layers[1].dst_y = y;
503	layers[1].clip_height = result->height;
504	}
505
506	if (rs[Rs_blendtype])
507	{
508	layers[1].merge_scanlines = blend_scanlines_name2func (rs[Rs_blendtype]);
509	if (layers[1].merge_scanlines == NULL)
510	layers[1].merge_scanlines = alphablend_scanlines;
511	}
512
513	ASImage *tmp = merge_layers (asv, layers, 2, target_width, target_height,
514	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
515
516	if (tmp)
517	{
518	if (result != original_asim)
519	destroy_asimage (&result);
520
521	result = tmp;
522	}
523
524	free (layers);
525	}
526	}
527
528	bool ret = false;
529
530	if (result)
531	{
532	XGCValues gcv;
533	GC gc;
534
535	/* create Pixmap */
536	if (bg_pixmap == None
537	\|\| bg_pmap_width != new_pmap_width
538	\|\| bg_pmap_height != new_pmap_height)
539	{
540	if (bg_pixmap)
541	XFreePixmap (dpy, bg_pixmap);
542	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
543	bg_pmap_width = new_pmap_width;
544	bg_pmap_height = new_pmap_height;
545	}
546	/* fill with background color (if result's not completely overlapping it) */
547	gcv.foreground = pix_colors[Color_bg];
548	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
549
550	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
551	int dst_width = result->width, dst_height = result->height;
552	if (background == NULL)
553	{
554	if (!(bg_flags & BG_TILE))
555	{
556	src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );
557	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
558	}
559
560	if (dst_x > 0 \|\| dst_y > 0
561	\|\| dst_x + dst_width < new_pmap_width
562	\|\| dst_y + dst_height < new_pmap_height)
563	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
564	}
565
566	/* put result on pixmap */
567	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
568	asimage2drawable (asv, bg_pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);
569
570	if (result != background && result != original_asim)
571	destroy_asimage (&result);
572
573	XFreeGC (dpy, gc);
574
575	ret = true;
576	}
577
578	if (background)
579	destroy_asimage (&background);
580
581	return ret;
582	}	345	}
583	# endif /* HAVE_AFTERIMAGE */
584		346
585	# ifdef HAVE_PIXBUF	347	# ifdef HAVE_PIXBUF
586	bool	348	bool
587	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,	349	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
588	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,
…		…
665	XDestroyImage (ximage);	427	XDestroyImage (ximage);
666	return true;	428	return true;
667	}	429	}
668		430
669	bool	431	bool
670	rxvt_term::render_image (unsigned long tr_flags)	432	rxvt_term::render_image (bool transparent)
671	{	433	{
672	if (!pixbuf)	434	if (!pixbuf)
673	return false;	435	return false;
674		436
675	if (tr_flags	437	if (transparent
676	&& !(bg_flags & BG_HAS_RENDER))	438	&& !(bg_flags & BG_HAS_RENDER))
677	return false;	439	return false;
678		440
679	GdkPixbuf *result;	441	GdkPixbuf *result;
680		442
…		…
694	get_image_geometry (image_width, image_height, w, h, x, y);	456	get_image_geometry (image_width, image_height, w, h, x, y);
695		457
696	if (!(bg_flags & BG_ROOT_ALIGN)	458	if (!(bg_flags & BG_ROOT_ALIGN)
697	&& (x >= target_width	459	&& (x >= target_width
698	\|\| y >= target_height	460	\|\| y >= target_height
699	\|\| (x + w <= 0)	461	\|\| x + w <= 0
700	\|\| (y + h <= 0)))	462	\|\| y + h <= 0))
701	return false;	463	return false;
702		464
703	result = pixbuf;	465	result = pixbuf;
704		466
705	if ((w != image_width)	467	if (w != image_width
706	\|\| (h != image_height))	468	\|\| h != image_height)
707	{	469	{
708	result = gdk_pixbuf_scale_simple (pixbuf,	470	result = gdk_pixbuf_scale_simple (pixbuf,
709	w, h,	471	w, h,
710	GDK_INTERP_BILINEAR);	472	GDK_INTERP_BILINEAR);
711	}	473	}
…		…
720	Pixmap root_pmap;	482	Pixmap root_pmap;
721		483
722	image_width = gdk_pixbuf_get_width (result);	484	image_width = gdk_pixbuf_get_width (result);
723	image_height = gdk_pixbuf_get_height (result);	485	image_height = gdk_pixbuf_get_height (result);
724		486
725	if (tr_flags)	487	if (transparent)
726	{	488	{
727	root_pmap = bg_pixmap;	489	root_pmap = bg_pixmap;
728	bg_pixmap = None;	490	bg_pixmap = None;
729	}	491	}
730	else	492	else
…		…
788	dst_x, dst_y,	550	dst_x, dst_y,
789	dst_width, dst_height);	551	dst_width, dst_height);
790	}	552	}
791		553
792	#if XRENDER	554	#if XRENDER
793	if (tr_flags)	555	if (transparent)
794	{	556	{
795	XRenderPictureAttributes pa;
796
797	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, visual);	557	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		558
798	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);	559	Picture src = XRenderCreatePicture (dpy, root_pmap, format, 0, 0);
799		560
800	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
801	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, dst_format, 0, &pa);	561	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, format, 0, 0);
802		562
803	pa.repeat = True;	563	Picture mask = create_xrender_mask (dpy, vt, False, False);
804	Pixmap mask_pmap = XCreatePixmap (dpy, vt, 1, 1, 8);
805	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
806	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
807	XFreePixmap (dpy, mask_pmap);
808		564
809	XRenderColor mask_c;	565	XRenderColor mask_c;
810		566
811	mask_c.alpha = 0x8000;	567	mask_c.alpha = 0x8000;
812	mask_c.red = 0;	568	mask_c.red =
813	mask_c.green = 0;	569	mask_c.green =
814	mask_c.blue = 0;	570	mask_c.blue = 0;
815	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);	571	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
		572
816	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);
817		574
818	XRenderFreePicture (dpy, src);	575	XRenderFreePicture (dpy, src);
819	XRenderFreePicture (dpy, dst);	576	XRenderFreePicture (dpy, dst);
820	XRenderFreePicture (dpy, mask);	577	XRenderFreePicture (dpy, mask);
…		…
827	}	584	}
828		585
829	if (result != pixbuf)	586	if (result != pixbuf)
830	g_object_unref (result);	587	g_object_unref (result);
831		588
832	if (tr_flags)	589	if (transparent)
833	XFreePixmap (dpy, root_pmap);	590	XFreePixmap (dpy, root_pmap);
834		591
835	return ret;	592	return ret;
836	}	593	}
837	# endif /* HAVE_PIXBUF */	594	# endif /* HAVE_PIXBUF */
…		…
840	rxvt_term::bg_set_file (const char *file)	597	rxvt_term::bg_set_file (const char *file)
841	{	598	{
842	if (!file \|\| !*file)	599	if (!file \|\| !*file)
843	return false;	600	return false;
844		601
		602	bool ret = false;
845	if (const char *p = strchr (file, ';'))	603	const char *p = strchr (file, ';');
		604
		605	if (p)
846	{	606	{
847	size_t len = p - file;	607	size_t len = p - file;
848	char *f = rxvt_temp_buf<char> (len + 1);	608	char *f = rxvt_temp_buf<char> (len + 1);
849	memcpy (f, file, len);	609	memcpy (f, file, len);
850	f[len] = '\0';	610	f[len] = '\0';
851	file = f;	611	file = f;
852	}	612	}
853		613
854	# ifdef HAVE_AFTERIMAGE
855	if (!asimman)
856	asimman = create_generic_imageman (rs[Rs_path]);
857	ASImage *image = get_asimage (asimman, file, 0xFFFFFFFF, 100);
858	if (image)
859	{
860	if (original_asim)
861	safe_asimage_destroy (original_asim);
862	original_asim = image;
863	bg_flags \|= BG_IS_FROM_FILE \| BG_CLIENT_RENDER;
864	return true;
865	}
866	# endif
867
868	# ifdef HAVE_PIXBUF	614	# ifdef HAVE_PIXBUF
869	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);	615	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
870	if (image)	616	if (image)
871	{	617	{
872	if (pixbuf)	618	if (pixbuf)
873	g_object_unref (pixbuf);	619	g_object_unref (pixbuf);
874	pixbuf = image;	620	pixbuf = image;
875	bg_flags \|= BG_IS_FROM_FILE;	621	bg_flags \|= BG_IS_FROM_FILE;
876	return true;	622	ret = true;
877	}	623	}
878	# endif	624	# endif
879		625
		626	if (ret)
		627	{
		628	if (p)
		629	bg_set_geometry (p + 1);
		630	else
		631	bg_set_default_geometry ();
		632	}
		633
880	return false;	634	return ret;
881	}	635	}
882		636
883	# endif /* BG_IMAGE_FROM_FILE */	637	# endif /* BG_IMAGE_FROM_FILE */
884		638
885	# ifdef ENABLE_TRANSPARENCY	639	# ifdef ENABLE_TRANSPARENCY
…		…
921	{	675	{
922	changed = true;	676	changed = true;
923	v_blurRadius = vr;	677	v_blurRadius = vr;
924	}	678	}
925		679
926	if (v_blurRadius == 0 && h_blurRadius == 0)	680	if (h_blurRadius && v_blurRadius)
		681	bg_flags \|= BG_NEEDS_BLUR;
		682	else
927	bg_flags &= ~BG_NEEDS_BLUR;	683	bg_flags &= ~BG_NEEDS_BLUR;
928	else
929	bg_flags \|= BG_NEEDS_BLUR;
930		684
931	return changed;	685	return changed;
932	}	686	}
933		687
934	void	688	void
935	rxvt_term::set_tint_shade_flags ()	689	rxvt_term::set_tint_shade_flags ()
936	{	690	{
937	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	691	if (shade != 100 \|\| (bg_flags & BG_TINT_SET))
938	bool has_shade = shade != 100;	692	bg_flags \|= BG_NEEDS_TINT;
		693	else
		694	bg_flags &= ~BG_NEEDS_TINT;
		695	}
939		696
		697	bool
		698	rxvt_term::bg_set_tint (rxvt_color &new_tint)
		699	{
		700	if (!(bg_flags & BG_TINT_SET) \|\| tint != new_tint)
		701	{
		702	tint = new_tint;
940	bg_flags &= ~BG_TINT_FLAGS;	703	bg_flags \|= BG_TINT_SET;
941		704
942	if (bg_flags & BG_TINT_SET)	705	rgba c;
943	{
944	tint.get (c);	706	tint.get (c);
945	if (!has_shade
946	&& (c.r <= 0x00ff \|\| c.r >= 0xff00)	707	if ((c.r <= 0x00ff \|\| c.r >= 0xff00)
947	&& (c.g <= 0x00ff \|\| c.g >= 0xff00)	708	&& (c.g <= 0x00ff \|\| c.g >= 0xff00)
948	&& (c.b <= 0x00ff \|\| c.b >= 0xff00))	709	&& (c.b <= 0x00ff \|\| c.b >= 0xff00))
949	bg_flags \|= BG_TINT_BITAND;	710	bg_flags \|= BG_TINT_BITAND;
950	}	711	else
951
952	if (has_shade \|\| (bg_flags & BG_TINT_SET))
953	bg_flags \|= BG_NEEDS_TINT;
954	}
955
956	bool
957	rxvt_term::bg_set_tint (rxvt_color &new_tint)
958	{
959	if (!(bg_flags & BG_TINT_SET) \|\| tint != new_tint)
960	{
961	tint = new_tint;
962	bg_flags \|= BG_TINT_SET;	712	bg_flags &= ~BG_TINT_BITAND;
		713
963	set_tint_shade_flags ();	714	set_tint_shade_flags ();
964	return true;	715	return true;
965	}	716	}
966		717
967	return false;	718	return false;
968	}	719	}
969		720
970	bool	721	bool
971	rxvt_term::bg_set_shade (const char *shade_str)	722	rxvt_term::bg_set_shade (const char *shade_str)
972	{	723	{
973	int new_shade = (shade_str) ? atoi (shade_str) : 100;	724	int new_shade = atoi (shade_str);
974		725
975	clamp_it (new_shade, -100, 200);	726	clamp_it (new_shade, -100, 200);
976	if (new_shade < 0)	727	if (new_shade < 0)
977	new_shade = 200 - (100 + new_shade);	728	new_shade = 200 - (100 + new_shade);
978		729
…		…
1008	params[i+2] = XDoubleToFixed (kernel[i] / sum);	759	params[i+2] = XDoubleToFixed (kernel[i] / sum);
1009	}	760	}
1010	#endif	761	#endif
1011		762
1012	bool	763	bool
1013	rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	764	rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height, int depth)
1014	{	765	{
1015	bool ret = false;	766	bool ret = false;
1016	#if XRENDER	767	#if XRENDER
		768	if (!(bg_flags & BG_HAS_RENDER_CONV))
		769	return false;
		770
1017	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;	771	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
1018	double kernel = (double )malloc (size * sizeof (double));	772	double kernel = (double )malloc (size * sizeof (double));
1019	XFixed params = (XFixed )malloc ((size + 2) * sizeof (XFixed));	773	XFixed params = (XFixed )malloc ((size + 2) * sizeof (XFixed));
1020		774
1021	XRenderPictureAttributes pa;	775	XRenderPictureAttributes pa;
1022	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	776	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1023		777
		778	pa.repeat = RepeatPad;
1024	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	779	Picture src = XRenderCreatePicture (dpy, pixmap, format, CPRepeat, &pa);
		780	Pixmap tmp = XCreatePixmap (dpy, pixmap, width, height, depth);
1025	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	781	Picture dst = XRenderCreatePicture (dpy, tmp, format, CPRepeat, &pa);
		782	XFreePixmap (dpy, tmp);
1026		783
1027	if (kernel && params)	784	if (kernel && params)
1028	{	785	{
1029	if (h_blurRadius)
1030	{
1031	size = h_blurRadius * 2 + 1;	786	size = h_blurRadius * 2 + 1;
1032	get_gaussian_kernel (h_blurRadius, size, kernel, params);	787	get_gaussian_kernel (h_blurRadius, size, kernel, params);
1033		788
1034	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);	789	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1035	XRenderComposite (dpy,	790	XRenderComposite (dpy,
1036	PictOpSrc,	791	PictOpSrc,
1037	src,	792	src,
1038	None,	793	None,
1039	dst,	794	dst,
1040	0, 0,	795	0, 0,
1041	0, 0,	796	0, 0,
1042	0, 0,	797	0, 0,
1043	width, height);	798	width, height);
1044	}
1045		799
1046	if (v_blurRadius)	800	::swap (src, dst);
1047	{	801
1048	size = v_blurRadius * 2 + 1;	802	size = v_blurRadius * 2 + 1;
1049	get_gaussian_kernel (v_blurRadius, size, kernel, params);	803	get_gaussian_kernel (v_blurRadius, size, kernel, params);
1050	::swap (params[0], params[1]);	804	::swap (params[0], params[1]);
1051		805
1052	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);	806	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1053	XRenderComposite (dpy,	807	XRenderComposite (dpy,
1054	PictOpSrc,	808	PictOpSrc,
1055	src,	809	src,
1056	None,	810	None,
1057	dst,	811	dst,
1058	0, 0,	812	0, 0,
1059	0, 0,	813	0, 0,
1060	0, 0,	814	0, 0,
1061	width, height);	815	width, height);
1062	}
1063		816
1064	ret = true;	817	ret = true;
1065	}	818	}
1066		819
1067	free (kernel);	820	free (kernel);
…		…
1075	bool	828	bool
1076	rxvt_term::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	829	rxvt_term::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
1077	{	830	{
1078	bool ret = false;	831	bool ret = false;
1079		832
1080	if (bg_flags & BG_TINT_BITAND)	833	if (shade == 100 && (bg_flags & BG_TINT_BITAND))
1081	{	834	{
1082	XGCValues gcv;	835	XGCValues gcv;
1083	GC gc;	836	GC gc;
1084		837
1085	/* In this case we can tint image server-side getting significant	838	/* In this case we can tint image server-side getting significant
…		…
1094	XFillRectangle (dpy, pixmap, gc, 0, 0, width, height);	847	XFillRectangle (dpy, pixmap, gc, 0, 0, width, height);
1095	ret = true;	848	ret = true;
1096	XFreeGC (dpy, gc);	849	XFreeGC (dpy, gc);
1097	}	850	}
1098	}	851	}
1099	else
1100	{
1101	# if XRENDER	852	# if XRENDER
		853	else if (bg_flags & BG_HAS_RENDER)
		854	{
1102	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);	855	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1103		856
1104	if (bg_flags & BG_TINT_SET)	857	if (bg_flags & BG_TINT_SET)
1105	tint.get (c);	858	tint.get (c);
1106		859
…		…
1115	c.r = c.r * (200 - shade) / 100;	868	c.r = c.r * (200 - shade) / 100;
1116	c.g = c.g * (200 - shade) / 100;	869	c.g = c.g * (200 - shade) / 100;
1117	c.b = c.b * (200 - shade) / 100;	870	c.b = c.b * (200 - shade) / 100;
1118	}	871	}
1119		872
1120	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
1121	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	873	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1122	XRenderPictureAttributes pa;
1123		874
1124	Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	875	Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, 0);
1125		876
1126	pa.repeat = True;	877	Picture overlay_pic = create_xrender_mask (dpy, pixmap, True, False);
1127		878
1128	Pixmap overlay_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);	879	Picture mask_pic = create_xrender_mask (dpy, pixmap, True, True);
1129	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1130	XFreePixmap (dpy, overlay_pmap);
1131
1132	pa.component_alpha = True;
1133	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
1134	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat \| CPComponentAlpha, &pa);
1135	XFreePixmap (dpy, mask_pmap);
1136		880
1137	XRenderColor mask_c;	881	XRenderColor mask_c;
1138		882
1139	mask_c.alpha = 0xffff;	883	mask_c.alpha = 0xffff;
1140	mask_c.red =	884	mask_c.red =
…		…
1145	mask_c.alpha = 0;	889	mask_c.alpha = 0;
1146	mask_c.red = 0xffff - c.r;	890	mask_c.red = 0xffff - c.r;
1147	mask_c.green = 0xffff - c.g;	891	mask_c.green = 0xffff - c.g;
1148	mask_c.blue = 0xffff - c.b;	892	mask_c.blue = 0xffff - c.b;
1149	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);	893	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
		894
1150	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);	895	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
1151		896
1152	if (shade > 100)	897	if (shade > 100)
1153	{	898	{
1154	mask_c.red = mask_c.green = mask_c.blue = 0xffff * (shade - 100) / 100;
1155	mask_c.alpha = 0;	899	mask_c.alpha = 0;
		900	mask_c.red =
		901	mask_c.green =
		902	mask_c.blue = 0xffff * (shade - 100) / 100;
1156	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);	903	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1157		904
1158	XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);	905	XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);
1159	}	906	}
1160		907
1161	ret = true;	908	ret = true;
1162		909
1163	XRenderFreePicture (dpy, mask_pic);	910	XRenderFreePicture (dpy, mask_pic);
1164	XRenderFreePicture (dpy, overlay_pic);	911	XRenderFreePicture (dpy, overlay_pic);
1165	XRenderFreePicture (dpy, back_pic);	912	XRenderFreePicture (dpy, back_pic);
		913	}
1166	# endif	914	# endif
1167	}
1168		915
1169	return ret;	916	return ret;
1170	}	917	}
1171		918
1172	/*	919	/*
1173	* Builds a pixmap of the same size as the terminal window that contains	920	* Builds a pixmap of the same size as the terminal window that contains
1174	* the tiled portion of the root pixmap that is supposed to be covered by	921	* the tiled portion of the root pixmap that is supposed to be covered by
1175	* our window.	922	* our window.
1176	*/	923	*/
1177	unsigned long	924	bool
1178	rxvt_term::make_transparency_pixmap ()	925	rxvt_term::make_transparency_pixmap ()
1179	{	926	{
1180	unsigned long result = 0;	927	bool ret = false;
1181		928
1182	/* root dimensions may change from call to call - but Display structure should	929	/* root dimensions may change from call to call - but Display structure should
1183	* be always up-to-date, so let's use it :	930	* be always up-to-date, so let's use it :
1184	*/	931	*/
1185	int screen = display->screen;	932	int screen = display->screen;
…		…
1223	#if XRENDER	970	#if XRENDER
1224	if (bg_flags & BG_HAS_RENDER)	971	if (bg_flags & BG_HAS_RENDER)
1225	{	972	{
1226	recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);	973	recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);
1227		974
1228	XRenderPictureAttributes pa;
1229
1230	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));	975	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
1231	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);	976	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, 0);
1232		977
1233	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);	978	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
1234	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);	979	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, 0);
1235		980
1236	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);	981	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
1237		982
1238	XRenderFreePicture (dpy, src);	983	XRenderFreePicture (dpy, src);
1239	XRenderFreePicture (dpy, dst);	984	XRenderFreePicture (dpy, dst);
…		…
1256	bg_pmap_width = window_width;	1001	bg_pmap_width = window_width;
1257	bg_pmap_height = window_height;	1002	bg_pmap_height = window_height;
1258	}	1003	}
1259		1004
1260	/* straightforward pixmap copy */	1005	/* straightforward pixmap copy */
1261	while (sx < 0) sx += root_width;	1006	while (sx < 0) sx += root_pmap_width;
1262	while (sy < 0) sy += root_height;	1007	while (sy < 0) sy += root_pmap_height;
1263		1008
1264	gcv.tile = recoded_root_pmap;	1009	gcv.tile = recoded_root_pmap;
1265	gcv.fill_style = FillTiled;	1010	gcv.fill_style = FillTiled;
1266	gcv.ts_x_origin = -sx;	1011	gcv.ts_x_origin = -sx;
1267	gcv.ts_y_origin = -sy;	1012	gcv.ts_y_origin = -sy;
1268	gc = XCreateGC (dpy, vt, GCFillStyle \| GCTile \| GCTileStipXOrigin \| GCTileStipYOrigin, &gcv);	1013	gc = XCreateGC (dpy, vt, GCFillStyle \| GCTile \| GCTileStipXOrigin \| GCTileStipYOrigin, &gcv);
1269		1014
1270	if (gc)	1015	if (gc)
1271	{	1016	{
1272	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);	1017	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);
1273	result \|= BG_IS_VALID \| (bg_flags & BG_EFFECTS_FLAGS);	1018	ret = true;
		1019	unsigned long tr_flags = bg_flags & BG_EFFECTS_FLAGS;
		1020
		1021	if (!(bg_flags & BG_CLIENT_RENDER))
		1022	{
		1023	if (bg_flags & BG_NEEDS_BLUR)
		1024	{
		1025	if (blur_pixmap (bg_pixmap, visual, window_width, window_height, depth))
		1026	tr_flags &= ~BG_NEEDS_BLUR;
		1027	}
		1028	if (bg_flags & BG_NEEDS_TINT)
		1029	{
		1030	if (tint_pixmap (bg_pixmap, visual, window_width, window_height))
		1031	tr_flags &= ~BG_NEEDS_TINT;
		1032	}
		1033	if (tr_flags & BG_NEEDS_TINT)
		1034	{
		1035	XImage *ximage = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
		1036	if (ximage)
		1037	{
		1038	/* our own client-side tinting */
		1039	tint_ximage (DefaultVisual (dpy, display->screen), ximage);
		1040
		1041	XPutImage (dpy, bg_pixmap, gc, ximage, 0, 0, 0, 0, ximage->width, ximage->height);
		1042	XDestroyImage (ximage);
		1043	}
		1044	}
		1045	} /* server side rendering completed */
		1046
1274	XFreeGC (dpy, gc);	1047	XFreeGC (dpy, gc);
1275
1276	if (!(bg_flags & BG_CLIENT_RENDER))
1277	{
1278	if ((bg_flags & BG_NEEDS_BLUR)
1279	&& (bg_flags & BG_HAS_RENDER_CONV))
1280	{
1281	if (blur_pixmap (bg_pixmap, visual, window_width, window_height))
1282	result &= ~BG_NEEDS_BLUR;
1283	}
1284	if ((bg_flags & BG_NEEDS_TINT)
1285	&& (bg_flags & (BG_TINT_BITAND \| BG_HAS_RENDER)))
1286	{
1287	if (tint_pixmap (bg_pixmap, visual, window_width, window_height))
1288	result &= ~BG_NEEDS_TINT;
1289	}
1290	} /* server side rendering completed */
1291	}	1048	}
1292		1049
1293	if (recoded_root_pmap != root_pixmap)	1050	if (recoded_root_pmap != root_pixmap)
1294	XFreePixmap (dpy, recoded_root_pmap);	1051	XFreePixmap (dpy, recoded_root_pmap);
1295		1052
1296	return result;	1053	return ret;
1297	}	1054	}
1298		1055
1299	void	1056	void
1300	rxvt_term::bg_set_root_pixmap ()	1057	rxvt_term::bg_set_root_pixmap ()
1301	{	1058	{
…		…
1305		1062
1306	root_pixmap = new_root_pixmap;	1063	root_pixmap = new_root_pixmap;
1307	}	1064	}
1308	# endif /* ENABLE_TRANSPARENCY */	1065	# endif /* ENABLE_TRANSPARENCY */
1309		1066
1310	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1311	static void shade_ximage (Visual visual, XImage ximage, int shade, const rgba &c);
1312	# endif
1313
1314	bool	1067	bool
1315	rxvt_term::bg_render ()	1068	rxvt_term::bg_render ()
1316	{	1069	{
1317	unsigned long tr_flags = 0;	1070	bool transparent = false;
1318		1071
1319	bg_invalidate ();	1072	bg_invalidate ();
1320	# ifdef ENABLE_TRANSPARENCY	1073	# ifdef ENABLE_TRANSPARENCY
1321	if (bg_flags & BG_IS_TRANSPARENT)	1074	if (bg_flags & BG_IS_TRANSPARENT)
1322	{	1075	{
1323	/* we need to re-generate transparency pixmap in that case ! */	1076	/* we need to re-generate transparency pixmap in that case ! */
1324	tr_flags = make_transparency_pixmap ();	1077	transparent = make_transparency_pixmap ();
1325	if (tr_flags == 0)	1078	if (transparent)
1326	return false;
1327	else if (!(tr_flags & BG_EFFECTS_FLAGS))
1328	bg_flags \|= BG_IS_VALID;	1079	bg_flags \|= BG_IS_VALID;
1329	}	1080	}
1330	# endif	1081	# endif
1331		1082
1332	# ifdef BG_IMAGE_FROM_FILE	1083	# ifdef BG_IMAGE_FROM_FILE
1333	if ((bg_flags & BG_IS_FROM_FILE)	1084	if (bg_flags & BG_IS_FROM_FILE)
1334	\|\| (tr_flags & BG_EFFECTS_FLAGS))
1335	{	1085	{
1336	if (render_image (tr_flags))	1086	if (render_image (transparent))
1337	bg_flags \|= BG_IS_VALID;	1087	bg_flags \|= BG_IS_VALID;
1338	}
1339	# endif
1340
1341	# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1342	XImage *result = NULL;
1343
1344	if (tr_flags && !(bg_flags & BG_IS_VALID))
1345	{
1346	result = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
1347	}
1348
1349	if (result)
1350	{
1351	/* our own client-side tinting */
1352	if (tr_flags & BG_NEEDS_TINT)
1353	{
1354	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1355	if (bg_flags & BG_TINT_SET)
1356	tint.get (c);
1357	shade_ximage (DefaultVisual (dpy, display->screen), result, shade, c);
1358	}
1359
1360	GC gc = XCreateGC (dpy, vt, 0UL, NULL);
1361
1362	if (gc)
1363	{
1364	XPutImage (dpy, bg_pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1365
1366	XFreeGC (dpy, gc);
1367	bg_flags \|= BG_IS_VALID;
1368	}
1369
1370	XDestroyImage (result);
1371	}	1088	}
1372	# endif	1089	# endif
1373		1090
1374	if (!(bg_flags & BG_IS_VALID))	1091	if (!(bg_flags & BG_IS_VALID))
1375	{	1092	{
…		…
1412	#endif	1129	#endif
1413	}	1130	}
1414		1131
1415	#endif /* HAVE_BG_PIXMAP */	1132	#endif /* HAVE_BG_PIXMAP */
1416		1133
1417	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)	1134	#ifdef ENABLE_TRANSPARENCY
1418	/* taken from aterm-0.4.2 */	1135	/* based on code from aterm-0.4.2 */
1419		1136
1420	static void	1137	static inline void
1421	shade_ximage (Visual visual, XImage ximage, int shade, const rgba &c)	1138	fill_lut (uint32_t *lookup, uint32_t mask, int sh, unsigned short low, unsigned short high)
		1139	{
		1140	for (int i = 0; i <= mask >> sh; i++)
		1141	{
		1142	uint32_t tmp;
		1143	tmp = i * high;
		1144	tmp += (mask >> sh) * low;
		1145	lookup[i] = (tmp / 0xffff) << sh;
		1146	}
		1147	}
		1148
		1149	void
		1150	rxvt_term::tint_ximage (Visual visual, XImage ximage)
1422	{	1151	{
1423	int sh_r, sh_g, sh_b;	1152	int sh_r, sh_g, sh_b;
1424	uint32_t mask_r, mask_g, mask_b;	1153	uint32_t mask_r, mask_g, mask_b;
1425	uint32_t lookup, lookup_r, lookup_g, lookup_b;	1154	uint32_t lookup, lookup_r, lookup_g, lookup_b;
1426	rgba low;	1155	unsigned short low;
1427	rgba high;
1428	int i;
1429	int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;	1156	int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
1430		1157
1431	if (visual->c_class != TrueColor \|\| ximage->format != ZPixmap) return;	1158	if (visual->c_class != TrueColor \|\| ximage->format != ZPixmap) return;
1432		1159
1433	/* for convenience */	1160	/* for convenience */
…		…
1492	break;	1219	break;
1493	default:	1220	default:
1494	return; /* we do not support this color depth */	1221	return; /* we do not support this color depth */
1495	}	1222	}
1496		1223
		1224	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
		1225
		1226	if (bg_flags & BG_TINT_SET)
		1227	tint.get (c);
		1228
1497	/* prepare limits for color transformation (each channel is handled separately) */	1229	/* prepare limits for color transformation (each channel is handled separately) */
1498	if (shade > 100)	1230	if (shade > 100)
1499	{	1231	{
1500	shade = 200 - shade;
1501
1502	high.r = c.r * shade / 100;
1503	high.g = c.g * shade / 100;
1504	high.b = c.b * shade / 100;
1505
1506	low.r = 65535 * (100 - shade) / 100;	1232	c.r = c.r * (200 - shade) / 100;
1507	low.g = 65535 * (100 - shade) / 100;	1233	c.g = c.g * (200 - shade) / 100;
1508	low.b = 65535 * (100 - shade) / 100;	1234	c.b = c.b * (200 - shade) / 100;
		1235
		1236	low = 0xffff * (shade - 100) / 100;
1509	}	1237	}
1510	else	1238	else
1511	{	1239	{
1512	high.r = c.r * shade / 100;	1240	c.r = c.r * shade / 100;
1513	high.g = c.g * shade / 100;	1241	c.g = c.g * shade / 100;
1514	high.b = c.b * shade / 100;	1242	c.b = c.b * shade / 100;
1515		1243
1516	low.r = low.g = low.b = 0;	1244	low = 0;
1517	}	1245	}
1518		1246
1519	/* fill our lookup tables */	1247	/* fill our lookup tables */
1520	for (i = 0; i <= mask_r>>sh_r; i++)	1248	fill_lut (lookup_r, mask_r, sh_r, low, c.r);
1521	{	1249	fill_lut (lookup_g, mask_g, sh_g, low, c.g);
1522	uint32_t tmp;	1250	fill_lut (lookup_b, mask_b, sh_b, low, c.b);
1523	tmp = i * high.r;
1524	tmp += (mask_r>>sh_r) * low.r;
1525	lookup_r[i] = (tmp/65535)<<sh_r;
1526	}
1527	for (i = 0; i <= mask_g>>sh_g; i++)
1528	{
1529	uint32_t tmp;
1530	tmp = i * high.g;
1531	tmp += (mask_g>>sh_g) * low.g;
1532	lookup_g[i] = (tmp/65535)<<sh_g;
1533	}
1534	for (i = 0; i <= mask_b>>sh_b; i++)
1535	{
1536	uint32_t tmp;
1537	tmp = i * high.b;
1538	tmp += (mask_b>>sh_b) * low.b;
1539	lookup_b[i] = (tmp/65535)<<sh_b;
1540	}
1541		1251
1542	/* apply table to input image (replacing colors by newly calculated ones) */	1252	/* apply table to input image (replacing colors by newly calculated ones) */
1543	if (ximage->bits_per_pixel == 32	1253	if (ximage->bits_per_pixel == 32
1544	&& (ximage->depth == 24 \|\| ximage->depth == 32)	1254	&& (ximage->depth == 24 \|\| ximage->depth == 32)
1545	&& ximage->byte_order == host_byte_order)	1255	&& ximage->byte_order == host_byte_order)
…		…
1575	}	1285	}
1576	}	1286	}
1577		1287
1578	free (lookup);	1288	free (lookup);
1579	}	1289	}
1580	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */	1290	#endif /* ENABLE_TRANSPARENCY */

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Comparing rxvt-unicode/src/background.C (file contents): Revision 1.159 by sf-exg, Wed Aug 10 07:34:35 2011 UTC vs. Revision 1.205 by sf-exg, Wed Apr 11 10:06:45 2012 UTC

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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.159 by sf-exg, Wed Aug 10 07:34:35 2011 UTC vs.
Revision 1.205 by sf-exg, Wed Apr 11 10:06:45 2012 UTC