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

Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.154 by sf-exg, Mon May 9 16:35:37 2011 UTC vs.
Revision 1.204 by sf-exg, Tue Apr 10 15:19:22 2012 UTC

…		…
20	* You should have received a copy of the GNU General Public License	20	* You should have received a copy of the GNU General Public License
21	* along with this program; if not, write to the Free Software	21	* along with this program; if not, write to the Free Software
22	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	22	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23	---------------------------------------------------------------------/	23	---------------------------------------------------------------------/
24		24
25	#include <cmath>	25	#include <math.h>
26	#include "../config.h" /* NECESSARY */	26	#include "../config.h" /* NECESSARY */
27	#include "rxvt.h" /* NECESSARY */	27	#include "rxvt.h" /* NECESSARY */
28		28
29	#if XRENDER	29	#if XRENDER
30	# include <X11/extensions/Xrender.h>	30	# include <X11/extensions/Xrender.h>
…		…
32		32
33	#ifndef FilterConvolution	33	#ifndef FilterConvolution
34	#define FilterConvolution "convolution"	34	#define FilterConvolution "convolution"
35	#endif	35	#endif
36		36
37	/*	37	#ifndef RepeatPad
38	* Pixmap geometry string interpretation :	38	#define RepeatPad True
39	* Each geometry string contains zero or one scale/position	39	#endif
40	* adjustment and may optionally be followed by a colon and one or more
41	* colon-delimited pixmap operations.
42	* The following table shows the valid geometry strings and their
43	* effects on the background image :
44	*
45	* WxH+X+Y Set scaling to W% by H%, and position to X% by Y%.
46	* W and H are percentages of the terminal window size.
47	* X and Y are also percentages; e.g., +50+50 centers
48	* the image in the window.
49	*
50	* Pixmap Operations : (should be prepended by a colon)
51	* tile Tile image. Scaling/position modifiers above will affect
52	* the tile size and origin.
53	* propscale When scaling, scale proportionally. That is, maintain the
54	* proper aspect ratio for the image. Any portion of the
55	* background not covered by the image is filled with the
56	* current background color.
57	* hscale Scale horizontally, tile vertically ?
58	* vscale Tile horizontally, scale vertically ?
59	* scale Scale both up and down
60	* auto Same as 100x100+50+50
61	*/
62		40
63	#ifdef HAVE_BG_PIXMAP	41	#ifdef HAVE_BG_PIXMAP
		42	# if XRENDER
		43	static Picture
		44	create_xrender_mask (Display *dpy, Drawable drawable, Bool argb, Bool component_alpha)
		45	{
		46	Pixmap pixmap = XCreatePixmap (dpy, drawable, 1, 1, argb ? 32 : 8);
		47
		48	XRenderPictFormat *format = XRenderFindStandardFormat (dpy, argb ? PictStandardARGB32 : PictStandardA8);
		49	XRenderPictureAttributes pa;
		50	pa.repeat = True;
		51	pa.component_alpha = component_alpha;
		52	Picture mask = XRenderCreatePicture (dpy, pixmap, format, CPRepeat \| CPComponentAlpha, &pa);
		53
		54	XFreePixmap (dpy, pixmap);
		55
		56	return mask;
		57	}
		58	# endif
		59
64	void	60	void
65	rxvt_term::bg_destroy ()	61	rxvt_term::bg_destroy ()
66	{	62	{
67	#ifdef HAVE_AFTERIMAGE
68	if (original_asim)
69	safe_asimage_destroy (original_asim);
70	if (asv)
71	destroy_asvisual (asv, 0);
72	if (asimman)
73	destroy_image_manager (asimman, 0);
74	#endif
75
76	#ifdef HAVE_PIXBUF	63	#ifdef HAVE_PIXBUF
77	if (pixbuf)	64	if (pixbuf)
78	g_object_unref (pixbuf);	65	g_object_unref (pixbuf);
79	#endif	66	#endif
80		67
…		…
133		120
134	return false;	121	return false;
135	}	122	}
136		123
137	# ifdef BG_IMAGE_FROM_FILE	124	# ifdef BG_IMAGE_FROM_FILE
138	static inline bool
139	check_set_scale_value (int geom_flags, int flag, unsigned int &scale, unsigned int new_value)
140	{
141	if (geom_flags & flag)
142	{
143	if (new_value > 1000)
144	new_value = 1000;
145	if (new_value != scale)
146	{
147	scale = new_value;
148	return true;
149	}
150	}
151	return false;
152	}
153
154	static inline bool
155	check_set_align_value (int geom_flags, int flag, int &align, int new_value)
156	{
157	if (geom_flags & flag)
158	{
159	if (new_value < -100)
160	new_value = -100;
161	else if (new_value > 200)
162	new_value = 200;
163	if (new_value != align)
164	{
165	align = new_value;
166	return true;
167	}
168	}
169	return false;
170	}
171
172	static inline int	125	static inline int
173	make_align_position (int align, int window_size, int image_size)	126	make_align_position (int align, int window_size, int image_size)
174	{	127	{
175	int diff = window_size - image_size;	128	int diff = window_size - image_size;
176	int smaller = min (image_size, window_size);	129	int smaller = min (image_size, window_size);
177		130
178	if (align >= 0 && align <= 100)	131	if (align >= 0 && align <= 100)
179	return diff * align / 100;	132	return diff * align / 100;
180	else if (align > 100 && align <= 200)	133	else if (align > 100 && align <= 200)
181	return ((align - 100) * smaller / 100) + window_size - smaller;	134	return (align - 100) * smaller / 100 + window_size - smaller;
182	else if (align >= -100 && align < 0)	135	else if (align >= -100 && align < 0)
183	return ((align + 100) * smaller / 100) - image_size;	136	return (align + 100) * smaller / 100 - image_size;
184	return 0;	137	return 0;
185	}	138	}
186		139
187	static inline int	140	static inline int
188	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)	141	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)
…		…
195	src_pos = -pos;	148	src_pos = -pos;
196	dst_pos = 0;	149	dst_pos = 0;
197	dst_size += pos;	150	dst_size += pos;
198	}	151	}
199		152
200	if (dst_pos + dst_size > target_size)
201	dst_size = target_size - dst_pos;	153	min_it (dst_size, target_size - dst_pos);
202	return src_pos;	154	return src_pos;
203	}	155	}
204		156
205	bool	157	bool
206	rxvt_term::bg_set_geometry (const char *geom, bool update)	158	rxvt_term::bg_set_geometry (const char *geom, bool update)
207	{	159	{
208	bool changed = false;	160	bool changed = false;
209	int geom_flags = 0;	161	int geom_flags = 0;
210	int x = 0, y = 0;	162	int x = h_align;
		163	int y = v_align;
211	unsigned int w = 0, h = 0;	164	unsigned int w = h_scale;
212	unsigned int n;	165	unsigned int h = v_scale;
213	unsigned long new_flags = (bg_flags & (~BG_GEOMETRY_FLAGS));	166	unsigned long new_flags = 0;
214	const char *ops;
215		167
216	if (geom == NULL)	168	if (geom == NULL)
217	return false;	169	return false;
218		170
219	char str[256];	171	if (geom[0])
220
221	ops = strchr (geom, ':');
222	if (ops == NULL)
223	n = strlen (geom);
224	else
225	n = ops - geom;
226
227	if (n >= sizeof (str))
228	return false;
229
230	memcpy (str, geom, n);
231	str[n] = '\0';
232	rxvt_strtrim (str);
233
234	if (str[0])
235	{	172	{
236	/* we have geometry string - let's handle it prior to applying ops */	173	char **arr = rxvt_strsplit (':', geom);
		174
		175	for (int i = 0; arr[i]; i++)
		176	{
		177	if (!strcasecmp (arr[i], "style=tiled"))
		178	{
		179	new_flags = BG_TILE;
		180	w = h = noScale;
		181	x = y = 0;
		182	geom_flags = WidthValue\|HeightValue\|XValue\|YValue;
		183	}
		184	else if (!strcasecmp (arr[i], "style=aspect-stretched"))
		185	{
		186	new_flags = BG_KEEP_ASPECT;
		187	w = h = windowScale;
		188	x = y = centerAlign;
		189	geom_flags = WidthValue\|HeightValue\|XValue\|YValue;
		190	}
		191	else if (!strcasecmp (arr[i], "style=stretched"))
		192	{
		193	new_flags = 0;
		194	w = h = windowScale;
		195	geom_flags = WidthValue\|HeightValue;
		196	}
		197	else if (!strcasecmp (arr[i], "style=centered"))
		198	{
		199	new_flags = 0;
		200	w = h = noScale;
		201	x = y = centerAlign;
		202	geom_flags = WidthValue\|HeightValue\|XValue\|YValue;
		203	}
		204	else if (!strcasecmp (arr[i], "style=root-tiled"))
		205	{
		206	new_flags = BG_TILE\|BG_ROOT_ALIGN;
		207	w = h = noScale;
		208	geom_flags = WidthValue\|HeightValue;
		209	}
		210	else if (!strcasecmp (arr[i], "op=tile"))
		211	new_flags \|= BG_TILE;
		212	else if (!strcasecmp (arr[i], "op=keep-aspect"))
		213	new_flags \|= BG_KEEP_ASPECT;
		214	else if (!strcasecmp (arr[i], "op=root-align"))
		215	new_flags \|= BG_ROOT_ALIGN;
		216
		217	// deprecated
		218	else if (!strcasecmp (arr[i], "tile"))
		219	{
		220	new_flags \|= BG_TILE;
		221	w = h = noScale;
		222	geom_flags \|= WidthValue\|HeightValue;
		223	}
		224	else if (!strcasecmp (arr[i], "propscale"))
		225	{
		226	new_flags \|= BG_KEEP_ASPECT;
		227	w = h = windowScale;
		228	geom_flags \|= WidthValue\|HeightValue;
		229	}
		230	else if (!strcasecmp (arr[i], "hscale"))
		231	{
		232	new_flags \|= BG_TILE;
		233	w = windowScale;
		234	h = noScale;
		235	geom_flags \|= WidthValue\|HeightValue;
		236	}
		237	else if (!strcasecmp (arr[i], "vscale"))
		238	{
		239	new_flags \|= BG_TILE;
		240	h = windowScale;
		241	w = noScale;
		242	geom_flags \|= WidthValue\|HeightValue;
		243	}
		244	else if (!strcasecmp (arr[i], "scale"))
		245	{
		246	w = h = windowScale;
		247	geom_flags \|= WidthValue\|HeightValue;
		248	}
		249	else if (!strcasecmp (arr[i], "auto"))
		250	{
		251	w = h = windowScale;
		252	x = y = centerAlign;
		253	geom_flags \|= WidthValue\|HeightValue\|XValue\|YValue;
		254	}
		255	else if (!strcasecmp (arr[i], "root"))
		256	{
		257	new_flags \|= BG_TILE\|BG_ROOT_ALIGN;
		258	w = h = noScale;
		259	geom_flags \|= WidthValue\|HeightValue;
		260	}
		261
		262	else
237	geom_flags = XParseGeometry (str, &x, &y, &w, &h);	263	geom_flags \|= XParseGeometry (arr[i], &x, &y, &w, &h);
238	} /* done parsing geometry string */	264	} /* done parsing ops */
		265
		266	rxvt_free_strsplit (arr);
		267	}
		268
		269	new_flags \|= bg_flags & ~BG_GEOMETRY_FLAGS;
239		270
240	if (!update)	271	if (!update)
241	{	272	{
242	if (!(geom_flags & XValue))	273	if (!(geom_flags & XValue))
243	x = y = defaultAlign;	274	x = y = defaultAlign;
…		…
248	w = h = defaultScale;	279	w = h = defaultScale;
249	else if (!(geom_flags & HeightValue))	280	else if (!(geom_flags & HeightValue))
250	h = w;	281	h = w;
251	else if (!(geom_flags & WidthValue))	282	else if (!(geom_flags & WidthValue))
252	w = h;	283	w = h;
253
254	geom_flags \|= WidthValue\|HeightValue\|XValue\|YValue;
255	}
256
257	if (ops)
258	{	284	}
259	char **arr = rxvt_strsplit (':', ops + 1);
260		285
261	for (int i = 0; arr[i]; i++)	286	min_it (w, 1000);
262	{	287	min_it (h, 1000);
263	if (!strcasecmp (arr[i], "tile"))	288	clamp_it (x, -100, 200);
264	{	289	clamp_it (y, -100, 200);
265	w = h = noScale;
266	geom_flags \|= WidthValue\|HeightValue;
267	}
268	else if (!strcasecmp (arr[i], "propscale"))
269	{
270	new_flags \|= BG_PROP_SCALE;
271	}
272	else if (!strcasecmp (arr[i], "hscale"))
273	{
274	if (w == 0) w = windowScale;
275		290
276	h = noScale;	291	if (bg_flags != new_flags
277	geom_flags \|= WidthValue\|HeightValue;	292	\|\| h_scale != w
278	}	293	\|\| v_scale != h
279	else if (!strcasecmp (arr[i], "vscale"))	294	\|\| h_align != x
280	{	295	\|\| v_align != y)
281	if (h == 0) h = windowScale;
282
283	w = noScale;
284	geom_flags \|= WidthValue\|HeightValue;
285	}
286	else if (!strcasecmp (arr[i], "scale"))
287	{
288	if (h == 0) h = windowScale;
289	if (w == 0) w = windowScale;
290
291	geom_flags \|= WidthValue\|HeightValue;
292	}
293	else if (!strcasecmp (arr[i], "auto"))
294	{
295	w = h = windowScale;
296	x = y = centerAlign;
297	geom_flags \|= WidthValue\|HeightValue\|XValue\|YValue;
298	}
299	else if (!strcasecmp (arr[i], "root"))
300	{
301	new_flags \|= BG_ROOT_ALIGN;
302	w = h = noScale;
303	geom_flags \|= WidthValue\|HeightValue;
304	}
305	} /* done parsing ops */
306
307	rxvt_free_strsplit (arr);
308	}
309
310	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;
311	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;
312	if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;
313	if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
314
315	if (new_flags != bg_flags)
316	{	296	{
317	bg_flags = new_flags;	297	bg_flags = new_flags;
		298	h_scale = w;
		299	v_scale = h;
		300	h_align = x;
		301	v_align = y;
318	changed = true;	302	changed = true;
319	}	303	}
320		304
321	return changed;	305	return changed;
322	}	306	}
…		…
325	rxvt_term::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)	309	rxvt_term::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
326	{	310	{
327	int target_width = szHint.width;	311	int target_width = szHint.width;
328	int target_height = szHint.height;	312	int target_height = szHint.height;
329		313
		314	w = h_scale * target_width / 100;
		315	h = v_scale * target_height / 100;
		316
330	if (bg_flags & BG_PROP_SCALE)	317	if (bg_flags & BG_KEEP_ASPECT)
331	{	318	{
332	float scale = (float)target_width / image_width;	319	float scale = (float)w / image_width;
333	min_it (scale, (float)target_height / image_height);	320	min_it (scale, (float)h / image_height);
334	w = image_width * scale + 0.5;	321	w = image_width * scale + 0.5;
335	h = image_height * scale + 0.5;	322	h = image_height * scale + 0.5;
336	}	323	}
337	else
338	{
339	w = h_scale * target_width / 100;
340	h = v_scale * target_height / 100;
341	}
342		324
343	if (!w) w = image_width;	325	if (!w) w = image_width;
344	if (!h) h = image_height;	326	if (!h) h = image_height;
345		327
346	if (bg_flags & BG_ROOT_ALIGN)	328	if (bg_flags & BG_ROOT_ALIGN)
…		…
352	{	334	{
353	x = make_align_position (h_align, target_width, w);	335	x = make_align_position (h_align, target_width, w);
354	y = make_align_position (v_align, target_height, h);	336	y = make_align_position (v_align, target_height, h);
355	}	337	}
356		338
357	bg_flags &= ~BG_IS_SIZE_SENSITIVE;	339	if (!(bg_flags & BG_TILE)
358	if ((bg_flags & BG_PROP_SCALE) \|\| h_scale \|\| v_scale	340	\|\| h_scale \|\| v_scale
359	\|\| (!(bg_flags & BG_ROOT_ALIGN) && (h_align \|\| v_align))	341	\|\| (!(bg_flags & BG_ROOT_ALIGN) && (h_align \|\| v_align))
360	\|\| w > target_width \|\| h > target_height)	342	\|\| image_width > target_width \|\| image_height > target_height)
361	bg_flags \|= BG_IS_SIZE_SENSITIVE;	343	bg_flags \|= BG_IS_SIZE_SENSITIVE;
362	}
363
364	# ifdef HAVE_AFTERIMAGE
365	bool
366	rxvt_term::render_image (unsigned long tr_flags)
367	{
368	init_asv ();
369
370	ASImage *background = NULL;
371	ARGB32 background_tint = TINT_LEAVE_SAME;
372
373	# ifdef ENABLE_TRANSPARENCY
374	if (tr_flags)
375	background = pixmap2ximage (asv, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, 100);
376
377	if (tr_flags & BG_NEEDS_TINT)
378	{
379	ShadingInfo as_shade;
380	as_shade.shading = shade;
381
382	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
383	if (bg_flags & BG_TINT_SET)
384	tint.get (c);
385	as_shade.tintColor.red = c.r;
386	as_shade.tintColor.green = c.g;
387	as_shade.tintColor.blue = c.b;
388
389	background_tint = shading2tint32 (&as_shade);
390	}
391
392	if ((tr_flags & BG_NEEDS_BLUR) && background != NULL)
393	{
394	ASImage *tmp = blur_asimage_gauss (asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
395	(original_asim == NULL \|\| tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,
396	100, ASIMAGE_QUALITY_DEFAULT);
397	if (tmp)
398	{
399	destroy_asimage (&background);
400	background = tmp;
401	}
402	}
403	# endif
404
405	ASImage *result = 0;
406
407	int target_width = szHint.width;
408	int target_height = szHint.height;
409	int new_pmap_width = target_width;
410	int new_pmap_height = target_height;
411
412	int x = 0;
413	int y = 0;
414	int w = 0;
415	int h = 0;
416
417	if (original_asim)
418	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
419
420	if (!original_asim
421	\|\| (!(bg_flags & BG_ROOT_ALIGN)
422	&& (x >= target_width
423	\|\| y >= target_height
424	\|\| (x + w <= 0)
425	\|\| (y + h <= 0))))
426	{
427	if (background)
428	{
429	new_pmap_width = background->width;
430	new_pmap_height = background->height;
431	result = background;
432
433	if (background_tint != TINT_LEAVE_SAME)
434	{
435	ASImage *tmp = tile_asimage (asv, background, 0, 0,
436	target_width, target_height, background_tint,
437	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
438	if (tmp)
439	result = tmp;
440	}
441	}
442	else
443	new_pmap_width = new_pmap_height = 0;
444	}
445	else	344	else
446	{	345	bg_flags &= ~BG_IS_SIZE_SENSITIVE;
447	result = original_asim;
448
449	if ((w != original_asim->width)
450	\|\| (h != original_asim->height))
451	{
452	result = scale_asimage (asv, original_asim,
453	w, h,
454	background ? ASA_ASImage : ASA_XImage,
455	100, ASIMAGE_QUALITY_DEFAULT);
456	}
457
458	if (background == NULL)
459	{
460	if (h_scale == 0 \|\| v_scale == 0)
461	{
462	/* if tiling - pixmap has to be sized exactly as the image,
463	but there is no need to make it bigger than the window! */
464	new_pmap_width = min (result->width, target_width);
465	new_pmap_height = min (result->height, target_height);
466
467	/* we also need to tile our image in both directions */
468	ASImage *tmp = tile_asimage (asv, result,
469	(int)result->width - x,
470	(int)result->height - y,
471	new_pmap_width,
472	new_pmap_height,
473	TINT_LEAVE_SAME, ASA_XImage,
474	100, ASIMAGE_QUALITY_DEFAULT);
475	if (tmp)
476	{
477	if (result != original_asim)
478	destroy_asimage (&result);
479
480	result = tmp;
481	}
482	}
483	}
484	else
485	{
486	/* if blending background and image - pixmap has to be sized same as target window */
487	ASImageLayer *layers = create_image_layers (2);
488
489	layers[0].im = background;
490	layers[0].clip_width = target_width;
491	layers[0].clip_height = target_height;
492	layers[0].tint = background_tint;
493	layers[1].im = result;
494
495	if (h_scale == 0 \|\| v_scale == 0)
496	{
497	/* tile horizontally */
498	while (x > 0) x -= (int)result->width;
499	layers[1].dst_x = x;
500	layers[1].clip_width = result->width+target_width;
501	}
502	else
503	{
504	/* clip horizontally */
505	layers[1].dst_x = x;
506	layers[1].clip_width = result->width;
507	}
508
509	if (h_scale == 0 \|\| v_scale == 0)
510	{
511	while (y > 0) y -= (int)result->height;
512	layers[1].dst_y = y;
513	layers[1].clip_height = result->height + target_height;
514	}
515	else
516	{
517	layers[1].dst_y = y;
518	layers[1].clip_height = result->height;
519	}
520
521	if (rs[Rs_blendtype])
522	{
523	layers[1].merge_scanlines = blend_scanlines_name2func (rs[Rs_blendtype]);
524	if (layers[1].merge_scanlines == NULL)
525	layers[1].merge_scanlines = alphablend_scanlines;
526	}
527
528	ASImage *tmp = merge_layers (asv, layers, 2, target_width, target_height,
529	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
530
531	if (tmp)
532	{
533	if (result != original_asim)
534	destroy_asimage (&result);
535
536	result = tmp;
537	}
538
539	free (layers);
540	}
541	}
542
543	bool ret = false;
544
545	if (result)
546	{
547	XGCValues gcv;
548	GC gc;
549
550	/* create Pixmap */
551	if (bg_pixmap == None
552	\|\| bg_pmap_width != new_pmap_width
553	\|\| bg_pmap_height != new_pmap_height)
554	{
555	if (bg_pixmap)
556	XFreePixmap (dpy, bg_pixmap);
557	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
558	bg_pmap_width = new_pmap_width;
559	bg_pmap_height = new_pmap_height;
560	}
561	/* fill with background color (if result's not completely overlapping it) */
562	gcv.foreground = pix_colors[Color_bg];
563	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
564
565	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
566	int dst_width = result->width, dst_height = result->height;
567	if (background == NULL)
568	{
569	if (!(h_scale == 0 \|\| v_scale == 0))
570	{
571	src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );
572	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
573	}
574
575	if (dst_x > 0 \|\| dst_y > 0
576	\|\| dst_x + dst_width < new_pmap_width
577	\|\| dst_y + dst_height < new_pmap_height)
578	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
579	}
580
581	/* put result on pixmap */
582	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
583	asimage2drawable (asv, bg_pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);
584
585	if (result != background && result != original_asim)
586	destroy_asimage (&result);
587
588	XFreeGC (dpy, gc);
589
590	ret = true;
591	}
592
593	if (background)
594	destroy_asimage (&background);
595
596	return ret;
597	}	346	}
598	# endif /* HAVE_AFTERIMAGE */
599		347
600	# ifdef HAVE_PIXBUF	348	# ifdef HAVE_PIXBUF
601	bool	349	bool
602	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,	350	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
603	int src_x, int src_y, int dst_x, int dst_y,	351	int src_x, int src_y, int dst_x, int dst_y,
…		…
620	else if (depth == 15 \|\| depth == 16)	368	else if (depth == 15 \|\| depth == 16)
621	bytes_per_pixel = 2;	369	bytes_per_pixel = 2;
622	else	370	else
623	return false;	371	return false;
624		372
625	width_r = rxvt_popcount (visual->red_mask);	373	width_r = ecb_popcount32 (visual->red_mask);
626	width_g = rxvt_popcount (visual->green_mask);	374	width_g = ecb_popcount32 (visual->green_mask);
627	width_b = rxvt_popcount (visual->blue_mask);	375	width_b = ecb_popcount32 (visual->blue_mask);
628		376
629	if (width_r > 8 \|\| width_g > 8 \|\| width_b > 8)	377	if (width_r > 8 \|\| width_g > 8 \|\| width_b > 8)
630	return false;	378	return false;
631		379
632	sh_r = rxvt_ctz (visual->red_mask);	380	sh_r = ecb_ctz32 (visual->red_mask);
633	sh_g = rxvt_ctz (visual->green_mask);	381	sh_g = ecb_ctz32 (visual->green_mask);
634	sh_b = rxvt_ctz (visual->blue_mask);	382	sh_b = ecb_ctz32 (visual->blue_mask);
635		383
636	if (width > INT_MAX / height / bytes_per_pixel)	384	if (width > INT_MAX / height / bytes_per_pixel)
637	return false;	385	return false;
638		386
639	data = (char )malloc (width height * bytes_per_pixel);	387	data = (char )malloc (width height * bytes_per_pixel);
…		…
646	{	394	{
647	free (data);	395	free (data);
648	return false;	396	return false;
649	}	397	}
650		398
651	ximage->byte_order = byteorder::big_endian () ? MSBFirst : LSBFirst;	399	ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
652		400
653	rowstride = gdk_pixbuf_get_rowstride (pixbuf);	401	rowstride = gdk_pixbuf_get_rowstride (pixbuf);
654	channels = gdk_pixbuf_get_n_channels (pixbuf);	402	channels = gdk_pixbuf_get_n_channels (pixbuf);
655	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;	403	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
656	line = data;	404	line = data;
…		…
680	XDestroyImage (ximage);	428	XDestroyImage (ximage);
681	return true;	429	return true;
682	}	430	}
683		431
684	bool	432	bool
685	rxvt_term::render_image (unsigned long tr_flags)	433	rxvt_term::render_image (bool transparent)
686	{	434	{
687	if (!pixbuf)	435	if (!pixbuf)
688	return false;	436	return false;
689		437
690	if (tr_flags	438	if (transparent
691	&& !(bg_flags & BG_HAS_RENDER))	439	&& !(bg_flags & BG_HAS_RENDER))
692	return false;	440	return false;
693		441
694	GdkPixbuf *result;	442	GdkPixbuf *result;
695		443
…		…
709	get_image_geometry (image_width, image_height, w, h, x, y);	457	get_image_geometry (image_width, image_height, w, h, x, y);
710		458
711	if (!(bg_flags & BG_ROOT_ALIGN)	459	if (!(bg_flags & BG_ROOT_ALIGN)
712	&& (x >= target_width	460	&& (x >= target_width
713	\|\| y >= target_height	461	\|\| y >= target_height
714	\|\| (x + w <= 0)	462	\|\| x + w <= 0
715	\|\| (y + h <= 0)))	463	\|\| y + h <= 0))
716	return false;	464	return false;
717		465
718	result = pixbuf;	466	result = pixbuf;
719		467
720	if ((w != image_width)	468	if (w != image_width
721	\|\| (h != image_height))	469	\|\| h != image_height)
722	{	470	{
723	result = gdk_pixbuf_scale_simple (pixbuf,	471	result = gdk_pixbuf_scale_simple (pixbuf,
724	w, h,	472	w, h,
725	GDK_INTERP_BILINEAR);	473	GDK_INTERP_BILINEAR);
726	}	474	}
…		…
735	Pixmap root_pmap;	483	Pixmap root_pmap;
736		484
737	image_width = gdk_pixbuf_get_width (result);	485	image_width = gdk_pixbuf_get_width (result);
738	image_height = gdk_pixbuf_get_height (result);	486	image_height = gdk_pixbuf_get_height (result);
739		487
740	if (tr_flags)	488	if (transparent)
741	{	489	{
742	root_pmap = bg_pixmap;	490	root_pmap = bg_pixmap;
743	bg_pixmap = None;	491	bg_pixmap = None;
744	}	492	}
745	else	493	else
746	{	494	{
747	if (h_scale == 0 \|\| v_scale == 0)	495	if (bg_flags & BG_TILE)
748	{	496	{
749	new_pmap_width = min (image_width, target_width);	497	new_pmap_width = min (image_width, target_width);
750	new_pmap_height = min (image_height, target_height);	498	new_pmap_height = min (image_height, target_height);
751	}	499	}
752	}	500	}
…		…
765	gcv.foreground = pix_colors[Color_bg];	513	gcv.foreground = pix_colors[Color_bg];
766	gc = XCreateGC (dpy, vt, GCForeground, &gcv);	514	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
767		515
768	if (gc)	516	if (gc)
769	{	517	{
770	if (h_scale == 0 \|\| v_scale == 0)	518	if (bg_flags & BG_TILE)
771	{	519	{
772	Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth);	520	Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth);
773	pixbuf_to_pixmap (result, tile, gc,	521	pixbuf_to_pixmap (result, tile, gc,
774	0, 0,	522	0, 0,
775	0, 0,	523	0, 0,
…		…
803	dst_x, dst_y,	551	dst_x, dst_y,
804	dst_width, dst_height);	552	dst_width, dst_height);
805	}	553	}
806		554
807	#if XRENDER	555	#if XRENDER
808	if (tr_flags)	556	if (transparent)
809	{	557	{
810	XRenderPictureAttributes pa;
811
812	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, visual);	558	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		559
813	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);	560	Picture src = XRenderCreatePicture (dpy, root_pmap, format, 0, 0);
814		561
815	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
816	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, dst_format, 0, &pa);	562	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, format, 0, 0);
817		563
818	pa.repeat = True;	564	Picture mask = create_xrender_mask (dpy, vt, False, False);
819	Pixmap mask_pmap = XCreatePixmap (dpy, vt, 1, 1, 8);
820	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
821	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
822	XFreePixmap (dpy, mask_pmap);
823		565
824	XRenderColor mask_c;	566	XRenderColor mask_c;
825		567
826	mask_c.alpha = 0x8000;	568	mask_c.alpha = 0x8000;
827	mask_c.red = 0;	569	mask_c.red =
828	mask_c.green = 0;	570	mask_c.green =
829	mask_c.blue = 0;	571	mask_c.blue = 0;
830	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);	572	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
		573
831	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);	574	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
832		575
833	XRenderFreePicture (dpy, src);	576	XRenderFreePicture (dpy, src);
834	XRenderFreePicture (dpy, dst);	577	XRenderFreePicture (dpy, dst);
835	XRenderFreePicture (dpy, mask);	578	XRenderFreePicture (dpy, mask);
…		…
842	}	585	}
843		586
844	if (result != pixbuf)	587	if (result != pixbuf)
845	g_object_unref (result);	588	g_object_unref (result);
846		589
847	if (tr_flags)	590	if (transparent)
848	XFreePixmap (dpy, root_pmap);	591	XFreePixmap (dpy, root_pmap);
849		592
850	return ret;	593	return ret;
851	}	594	}
852	# endif /* HAVE_PIXBUF */	595	# endif /* HAVE_PIXBUF */
…		…
855	rxvt_term::bg_set_file (const char *file)	598	rxvt_term::bg_set_file (const char *file)
856	{	599	{
857	if (!file \|\| !*file)	600	if (!file \|\| !*file)
858	return false;	601	return false;
859		602
		603	bool ret = false;
860	if (const char *p = strchr (file, ';'))	604	const char *p = strchr (file, ';');
		605
		606	if (p)
861	{	607	{
862	size_t len = p - file;	608	size_t len = p - file;
863	char *f = rxvt_temp_buf<char> (len + 1);	609	char *f = rxvt_temp_buf<char> (len + 1);
864	memcpy (f, file, len);	610	memcpy (f, file, len);
865	f[len] = '\0';	611	f[len] = '\0';
866	file = f;	612	file = f;
867	}	613	}
868		614
869	# ifdef HAVE_AFTERIMAGE
870	if (!asimman)
871	asimman = create_generic_imageman (rs[Rs_path]);
872	ASImage *image = get_asimage (asimman, file, 0xFFFFFFFF, 100);
873	if (image)
874	{
875	if (original_asim)
876	safe_asimage_destroy (original_asim);
877	original_asim = image;
878	bg_flags \|= BG_IS_FROM_FILE \| BG_CLIENT_RENDER;
879	return true;
880	}
881	# endif
882
883	# ifdef HAVE_PIXBUF	615	# ifdef HAVE_PIXBUF
884	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);	616	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
885	if (image)	617	if (image)
886	{	618	{
887	if (pixbuf)	619	if (pixbuf)
888	g_object_unref (pixbuf);	620	g_object_unref (pixbuf);
889	pixbuf = image;	621	pixbuf = image;
890	bg_flags \|= BG_IS_FROM_FILE;	622	bg_flags \|= BG_IS_FROM_FILE;
891	return true;	623	ret = true;
892	}	624	}
893	# endif	625	# endif
894		626
		627	if (ret)
		628	{
		629	if (p)
		630	bg_set_geometry (p + 1);
		631	else
		632	bg_set_default_geometry ();
		633	}
		634
895	return false;	635	return ret;
896	}	636	}
897		637
898	# endif /* BG_IMAGE_FROM_FILE */	638	# endif /* BG_IMAGE_FROM_FILE */
899		639
900	# ifdef ENABLE_TRANSPARENCY	640	# ifdef ENABLE_TRANSPARENCY
…		…
936	{	676	{
937	changed = true;	677	changed = true;
938	v_blurRadius = vr;	678	v_blurRadius = vr;
939	}	679	}
940		680
941	if (v_blurRadius == 0 && h_blurRadius == 0)	681	if (h_blurRadius && v_blurRadius)
		682	bg_flags \|= BG_NEEDS_BLUR;
		683	else
942	bg_flags &= ~BG_NEEDS_BLUR;	684	bg_flags &= ~BG_NEEDS_BLUR;
943	else
944	bg_flags \|= BG_NEEDS_BLUR;
945		685
946	return changed;	686	return changed;
947	}	687	}
948		688
949	void	689	void
950	rxvt_term::set_tint_shade_flags ()	690	rxvt_term::set_tint_shade_flags ()
951	{	691	{
952	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	692	if (shade != 100 \|\| (bg_flags & BG_TINT_SET))
953	bool has_shade = shade != 100;	693	bg_flags \|= BG_NEEDS_TINT;
		694	else
		695	bg_flags &= ~BG_NEEDS_TINT;
		696	}
954		697
		698	bool
		699	rxvt_term::bg_set_tint (rxvt_color &new_tint)
		700	{
		701	if (!(bg_flags & BG_TINT_SET) \|\| tint != new_tint)
		702	{
		703	tint = new_tint;
955	bg_flags &= ~BG_TINT_FLAGS;	704	bg_flags \|= BG_TINT_SET;
956		705
957	if (bg_flags & BG_TINT_SET)	706	rgba c;
958	{
959	tint.get (c);	707	tint.get (c);
960	if (!has_shade
961	&& (c.r <= 0x00ff \|\| c.r >= 0xff00)	708	if ((c.r <= 0x00ff \|\| c.r >= 0xff00)
962	&& (c.g <= 0x00ff \|\| c.g >= 0xff00)	709	&& (c.g <= 0x00ff \|\| c.g >= 0xff00)
963	&& (c.b <= 0x00ff \|\| c.b >= 0xff00))	710	&& (c.b <= 0x00ff \|\| c.b >= 0xff00))
964	bg_flags \|= BG_TINT_BITAND;	711	bg_flags \|= BG_TINT_BITAND;
965	}	712	else
966
967	if (has_shade \|\| (bg_flags & BG_TINT_SET))
968	bg_flags \|= BG_NEEDS_TINT;
969	}
970
971	bool
972	rxvt_term::bg_set_tint (rxvt_color &new_tint)
973	{
974	if (!(bg_flags & BG_TINT_SET) \|\| tint != new_tint)
975	{
976	tint = new_tint;
977	bg_flags \|= BG_TINT_SET;	713	bg_flags &= ~BG_TINT_BITAND;
		714
978	set_tint_shade_flags ();	715	set_tint_shade_flags ();
979	return true;	716	return true;
980	}	717	}
981		718
982	return false;	719	return false;
983	}	720	}
984		721
985	bool	722	bool
986	rxvt_term::bg_set_shade (const char *shade_str)	723	rxvt_term::bg_set_shade (const char *shade_str)
987	{	724	{
988	int new_shade = (shade_str) ? atoi (shade_str) : 100;	725	int new_shade = atoi (shade_str);
989		726
990	clamp_it (new_shade, -100, 200);	727	clamp_it (new_shade, -100, 200);
991	if (new_shade < 0)	728	if (new_shade < 0)
992	new_shade = 200 - (100 + new_shade);	729	new_shade = 200 - (100 + new_shade);
993		730
…		…
1023	params[i+2] = XDoubleToFixed (kernel[i] / sum);	760	params[i+2] = XDoubleToFixed (kernel[i] / sum);
1024	}	761	}
1025	#endif	762	#endif
1026		763
1027	bool	764	bool
1028	rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	765	rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height, int depth)
1029	{	766	{
1030	bool ret = false;	767	bool ret = false;
1031	#if XRENDER	768	#if XRENDER
		769	if (!(bg_flags & BG_HAS_RENDER_CONV))
		770	return false;
		771
1032	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;	772	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
1033	double kernel = (double )malloc (size * sizeof (double));	773	double kernel = (double )malloc (size * sizeof (double));
1034	XFixed params = (XFixed )malloc ((size + 2) * sizeof (XFixed));	774	XFixed params = (XFixed )malloc ((size + 2) * sizeof (XFixed));
1035		775
1036	XRenderPictureAttributes pa;	776	XRenderPictureAttributes pa;
1037	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	777	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1038		778
		779	pa.repeat = RepeatPad;
1039	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	780	Picture src = XRenderCreatePicture (dpy, pixmap, format, CPRepeat, &pa);
		781	Pixmap tmp = XCreatePixmap (dpy, pixmap, width, height, depth);
1040	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	782	Picture dst = XRenderCreatePicture (dpy, tmp, format, CPRepeat, &pa);
		783	XFreePixmap (dpy, tmp);
1041		784
1042	if (kernel && params)	785	if (kernel && params)
1043	{	786	{
1044	if (h_blurRadius)
1045	{
1046	size = h_blurRadius * 2 + 1;	787	size = h_blurRadius * 2 + 1;
1047	get_gaussian_kernel (h_blurRadius, size, kernel, params);	788	get_gaussian_kernel (h_blurRadius, size, kernel, params);
1048		789
1049	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);	790	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1050	XRenderComposite (dpy,	791	XRenderComposite (dpy,
1051	PictOpSrc,	792	PictOpSrc,
1052	src,	793	src,
1053	None,	794	None,
1054	dst,	795	dst,
1055	0, 0,	796	0, 0,
1056	0, 0,	797	0, 0,
1057	0, 0,	798	0, 0,
1058	width, height);	799	width, height);
1059	}
1060		800
1061	if (v_blurRadius)	801	::swap (src, dst);
1062	{	802
1063	size = v_blurRadius * 2 + 1;	803	size = v_blurRadius * 2 + 1;
1064	get_gaussian_kernel (v_blurRadius, size, kernel, params);	804	get_gaussian_kernel (v_blurRadius, size, kernel, params);
1065	::swap (params[0], params[1]);	805	::swap (params[0], params[1]);
1066		806
1067	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);	807	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1068	XRenderComposite (dpy,	808	XRenderComposite (dpy,
1069	PictOpSrc,	809	PictOpSrc,
1070	src,	810	src,
1071	None,	811	None,
1072	dst,	812	dst,
1073	0, 0,	813	0, 0,
1074	0, 0,	814	0, 0,
1075	0, 0,	815	0, 0,
1076	width, height);	816	width, height);
1077	}
1078		817
1079	ret = true;	818	ret = true;
1080	}	819	}
1081		820
1082	free (kernel);	821	free (kernel);
…		…
1090	bool	829	bool
1091	rxvt_term::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	830	rxvt_term::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
1092	{	831	{
1093	bool ret = false;	832	bool ret = false;
1094		833
1095	if (bg_flags & BG_TINT_BITAND)	834	if (shade == 100 && (bg_flags & BG_TINT_BITAND))
1096	{	835	{
1097	XGCValues gcv;	836	XGCValues gcv;
1098	GC gc;	837	GC gc;
1099		838
1100	/* In this case we can tint image server-side getting significant	839	/* In this case we can tint image server-side getting significant
…		…
1109	XFillRectangle (dpy, pixmap, gc, 0, 0, width, height);	848	XFillRectangle (dpy, pixmap, gc, 0, 0, width, height);
1110	ret = true;	849	ret = true;
1111	XFreeGC (dpy, gc);	850	XFreeGC (dpy, gc);
1112	}	851	}
1113	}	852	}
1114	else
1115	{
1116	# if XRENDER	853	# if XRENDER
		854	else if (bg_flags & BG_HAS_RENDER)
		855	{
1117	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);	856	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1118		857
1119	if (bg_flags & BG_TINT_SET)	858	if (bg_flags & BG_TINT_SET)
1120	tint.get (c);	859	tint.get (c);
1121		860
…		…
1130	c.r = c.r * (200 - shade) / 100;	869	c.r = c.r * (200 - shade) / 100;
1131	c.g = c.g * (200 - shade) / 100;	870	c.g = c.g * (200 - shade) / 100;
1132	c.b = c.b * (200 - shade) / 100;	871	c.b = c.b * (200 - shade) / 100;
1133	}	872	}
1134		873
1135	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
1136	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	874	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1137	XRenderPictureAttributes pa;
1138		875
1139	Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	876	Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, 0);
1140		877
1141	pa.repeat = True;	878	Picture overlay_pic = create_xrender_mask (dpy, pixmap, True, False);
1142		879
1143	Pixmap overlay_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);	880	Picture mask_pic = create_xrender_mask (dpy, pixmap, True, True);
1144	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1145	XFreePixmap (dpy, overlay_pmap);
1146
1147	pa.component_alpha = True;
1148	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
1149	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat \| CPComponentAlpha, &pa);
1150	XFreePixmap (dpy, mask_pmap);
1151		881
1152	XRenderColor mask_c;	882	XRenderColor mask_c;
1153		883
1154	mask_c.alpha = 0xffff;	884	mask_c.alpha = 0xffff;
1155	mask_c.red =	885	mask_c.red =
…		…
1160	mask_c.alpha = 0;	890	mask_c.alpha = 0;
1161	mask_c.red = 0xffff - c.r;	891	mask_c.red = 0xffff - c.r;
1162	mask_c.green = 0xffff - c.g;	892	mask_c.green = 0xffff - c.g;
1163	mask_c.blue = 0xffff - c.b;	893	mask_c.blue = 0xffff - c.b;
1164	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);	894	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
		895
1165	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);	896	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
1166		897
1167	if (shade > 100)	898	if (shade > 100)
1168	{	899	{
1169	mask_c.red = mask_c.green = mask_c.blue = 0xffff * (shade - 100) / 100;
1170	mask_c.alpha = 0;	900	mask_c.alpha = 0;
		901	mask_c.red =
		902	mask_c.green =
		903	mask_c.blue = 0xffff * (shade - 100) / 100;
1171	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);	904	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1172		905
1173	XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);	906	XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);
1174	}	907	}
1175		908
1176	ret = true;	909	ret = true;
1177		910
1178	XRenderFreePicture (dpy, mask_pic);	911	XRenderFreePicture (dpy, mask_pic);
1179	XRenderFreePicture (dpy, overlay_pic);	912	XRenderFreePicture (dpy, overlay_pic);
1180	XRenderFreePicture (dpy, back_pic);	913	XRenderFreePicture (dpy, back_pic);
		914	}
1181	# endif	915	# endif
1182	}
1183		916
1184	return ret;	917	return ret;
1185	}	918	}
1186		919
1187	/*	920	/*
1188	* Builds a pixmap of the same size as the terminal window that contains	921	* Builds a pixmap of the same size as the terminal window that contains
1189	* the tiled portion of the root pixmap that is supposed to be covered by	922	* the tiled portion of the root pixmap that is supposed to be covered by
1190	* our window.	923	* our window.
1191	*/	924	*/
1192	unsigned long	925	bool
1193	rxvt_term::make_transparency_pixmap ()	926	rxvt_term::make_transparency_pixmap ()
1194	{	927	{
1195	unsigned long result = 0;	928	bool ret = false;
1196		929
1197	/* root dimensions may change from call to call - but Display structure should	930	/* root dimensions may change from call to call - but Display structure should
1198	* be always up-to-date, so let's use it :	931	* be always up-to-date, so let's use it :
1199	*/	932	*/
1200	int screen = display->screen;	933	int screen = display->screen;
…		…
1238	#if XRENDER	971	#if XRENDER
1239	if (bg_flags & BG_HAS_RENDER)	972	if (bg_flags & BG_HAS_RENDER)
1240	{	973	{
1241	recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);	974	recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);
1242		975
1243	XRenderPictureAttributes pa;
1244
1245	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));	976	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
1246	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);	977	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, 0);
1247		978
1248	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);	979	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
1249	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);	980	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, 0);
1250		981
1251	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);	982	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
1252		983
1253	XRenderFreePicture (dpy, src);	984	XRenderFreePicture (dpy, src);
1254	XRenderFreePicture (dpy, dst);	985	XRenderFreePicture (dpy, dst);
…		…
1271	bg_pmap_width = window_width;	1002	bg_pmap_width = window_width;
1272	bg_pmap_height = window_height;	1003	bg_pmap_height = window_height;
1273	}	1004	}
1274		1005
1275	/* straightforward pixmap copy */	1006	/* straightforward pixmap copy */
1276	while (sx < 0) sx += root_width;	1007	while (sx < 0) sx += root_pmap_width;
1277	while (sy < 0) sy += root_height;	1008	while (sy < 0) sy += root_pmap_height;
1278		1009
1279	gcv.tile = recoded_root_pmap;	1010	gcv.tile = recoded_root_pmap;
1280	gcv.fill_style = FillTiled;	1011	gcv.fill_style = FillTiled;
1281	gcv.ts_x_origin = -sx;	1012	gcv.ts_x_origin = -sx;
1282	gcv.ts_y_origin = -sy;	1013	gcv.ts_y_origin = -sy;
1283	gc = XCreateGC (dpy, vt, GCFillStyle \| GCTile \| GCTileStipXOrigin \| GCTileStipYOrigin, &gcv);	1014	gc = XCreateGC (dpy, vt, GCFillStyle \| GCTile \| GCTileStipXOrigin \| GCTileStipYOrigin, &gcv);
1284		1015
1285	if (gc)	1016	if (gc)
1286	{	1017	{
1287	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);	1018	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);
1288	result \|= BG_IS_VALID \| (bg_flags & BG_EFFECTS_FLAGS);	1019	ret = true;
		1020	unsigned long tr_flags = bg_flags & BG_EFFECTS_FLAGS;
		1021
		1022	if (!(bg_flags & BG_CLIENT_RENDER))
		1023	{
		1024	if (bg_flags & BG_NEEDS_BLUR)
		1025	{
		1026	if (blur_pixmap (bg_pixmap, visual, window_width, window_height, depth))
		1027	tr_flags &= ~BG_NEEDS_BLUR;
		1028	}
		1029	if (bg_flags & BG_NEEDS_TINT)
		1030	{
		1031	if (tint_pixmap (bg_pixmap, visual, window_width, window_height))
		1032	tr_flags &= ~BG_NEEDS_TINT;
		1033	}
		1034	if (tr_flags & BG_NEEDS_TINT)
		1035	{
		1036	XImage *ximage = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
		1037	if (ximage)
		1038	{
		1039	/* our own client-side tinting */
		1040	tint_ximage (DefaultVisual (dpy, display->screen), ximage);
		1041
		1042	XPutImage (dpy, bg_pixmap, gc, ximage, 0, 0, 0, 0, ximage->width, ximage->height);
		1043	XDestroyImage (ximage);
		1044	}
		1045	}
		1046	} /* server side rendering completed */
		1047
1289	XFreeGC (dpy, gc);	1048	XFreeGC (dpy, gc);
1290
1291	if (!(bg_flags & BG_CLIENT_RENDER))
1292	{
1293	if ((bg_flags & BG_NEEDS_BLUR)
1294	&& (bg_flags & BG_HAS_RENDER_CONV))
1295	{
1296	if (blur_pixmap (bg_pixmap, visual, window_width, window_height))
1297	result &= ~BG_NEEDS_BLUR;
1298	}
1299	if ((bg_flags & BG_NEEDS_TINT)
1300	&& (bg_flags & (BG_TINT_BITAND \| BG_HAS_RENDER)))
1301	{
1302	if (tint_pixmap (bg_pixmap, visual, window_width, window_height))
1303	result &= ~BG_NEEDS_TINT;
1304	}
1305	} /* server side rendering completed */
1306	}	1049	}
1307		1050
1308	if (recoded_root_pmap != root_pixmap)	1051	if (recoded_root_pmap != root_pixmap)
1309	XFreePixmap (dpy, recoded_root_pmap);	1052	XFreePixmap (dpy, recoded_root_pmap);
1310		1053
1311	return result;	1054	return ret;
1312	}	1055	}
1313		1056
1314	void	1057	void
1315	rxvt_term::bg_set_root_pixmap ()	1058	rxvt_term::bg_set_root_pixmap ()
1316	{	1059	{
…		…
1320		1063
1321	root_pixmap = new_root_pixmap;	1064	root_pixmap = new_root_pixmap;
1322	}	1065	}
1323	# endif /* ENABLE_TRANSPARENCY */	1066	# endif /* ENABLE_TRANSPARENCY */
1324		1067
1325	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1326	static void shade_ximage (Visual visual, XImage ximage, int shade, const rgba &c);
1327	# endif
1328
1329	bool	1068	bool
1330	rxvt_term::bg_render ()	1069	rxvt_term::bg_render ()
1331	{	1070	{
1332	unsigned long tr_flags = 0;	1071	bool transparent = false;
1333		1072
1334	bg_invalidate ();	1073	bg_invalidate ();
1335	# ifdef ENABLE_TRANSPARENCY	1074	# ifdef ENABLE_TRANSPARENCY
1336	if (bg_flags & BG_IS_TRANSPARENT)	1075	if (bg_flags & BG_IS_TRANSPARENT)
1337	{	1076	{
1338	/* we need to re-generate transparency pixmap in that case ! */	1077	/* we need to re-generate transparency pixmap in that case ! */
1339	tr_flags = make_transparency_pixmap ();	1078	transparent = make_transparency_pixmap ();
1340	if (tr_flags == 0)	1079	if (transparent)
1341	return false;
1342	else if (!(tr_flags & BG_EFFECTS_FLAGS))
1343	bg_flags \|= BG_IS_VALID;	1080	bg_flags \|= BG_IS_VALID;
1344	}	1081	}
1345	# endif	1082	# endif
1346		1083
1347	# ifdef BG_IMAGE_FROM_FILE	1084	# ifdef BG_IMAGE_FROM_FILE
1348	if ((bg_flags & BG_IS_FROM_FILE)	1085	if (bg_flags & BG_IS_FROM_FILE)
1349	\|\| (tr_flags & BG_EFFECTS_FLAGS))
1350	{	1086	{
1351	if (render_image (tr_flags))	1087	if (render_image (transparent))
1352	bg_flags \|= BG_IS_VALID;	1088	bg_flags \|= BG_IS_VALID;
1353	}
1354	# endif
1355
1356	# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1357	XImage *result = NULL;
1358
1359	if (tr_flags && !(bg_flags & BG_IS_VALID))
1360	{
1361	result = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
1362	}
1363
1364	if (result)
1365	{
1366	/* our own client-side tinting */
1367	if (tr_flags & BG_NEEDS_TINT)
1368	{
1369	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1370	if (bg_flags & BG_TINT_SET)
1371	tint.get (c);
1372	shade_ximage (DefaultVisual (dpy, display->screen), result, shade, c);
1373	}
1374
1375	GC gc = XCreateGC (dpy, vt, 0UL, NULL);
1376
1377	if (gc)
1378	{
1379	XPutImage (dpy, bg_pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1380
1381	XFreeGC (dpy, gc);
1382	bg_flags \|= BG_IS_VALID;
1383	}
1384
1385	XDestroyImage (result);
1386	}	1089	}
1387	# endif	1090	# endif
1388		1091
1389	if (!(bg_flags & BG_IS_VALID))	1092	if (!(bg_flags & BG_IS_VALID))
1390	{	1093	{
…		…
1427	#endif	1130	#endif
1428	}	1131	}
1429		1132
1430	#endif /* HAVE_BG_PIXMAP */	1133	#endif /* HAVE_BG_PIXMAP */
1431		1134
1432	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)	1135	#ifdef ENABLE_TRANSPARENCY
1433	/* taken from aterm-0.4.2 */	1136	/* based on code from aterm-0.4.2 */
1434		1137
1435	static void	1138	static inline void
1436	shade_ximage (Visual visual, XImage ximage, int shade, const rgba &c)	1139	fill_lut (uint32_t *lookup, uint32_t mask, int sh, unsigned short low, unsigned short high)
		1140	{
		1141	for (int i = 0; i <= mask >> sh; i++)
		1142	{
		1143	uint32_t tmp;
		1144	tmp = i * high;
		1145	tmp += (mask >> sh) * low;
		1146	lookup[i] = (tmp / 0xffff) << sh;
		1147	}
		1148	}
		1149
		1150	void
		1151	rxvt_term::tint_ximage (Visual visual, XImage ximage)
1437	{	1152	{
1438	int sh_r, sh_g, sh_b;	1153	int sh_r, sh_g, sh_b;
1439	uint32_t mask_r, mask_g, mask_b;	1154	uint32_t mask_r, mask_g, mask_b;
1440	uint32_t lookup, lookup_r, lookup_g, lookup_b;	1155	uint32_t lookup, lookup_r, lookup_g, lookup_b;
1441	rgba low;	1156	unsigned short low;
1442	rgba high;
1443	int i;
1444	int host_byte_order = byteorder::big_endian () ? MSBFirst : LSBFirst;	1157	int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
1445		1158
1446	if (visual->c_class != TrueColor \|\| ximage->format != ZPixmap) return;	1159	if (visual->c_class != TrueColor \|\| ximage->format != ZPixmap) return;
1447		1160
1448	/* for convenience */	1161	/* for convenience */
1449	mask_r = visual->red_mask;	1162	mask_r = visual->red_mask;
…		…
1507	break;	1220	break;
1508	default:	1221	default:
1509	return; /* we do not support this color depth */	1222	return; /* we do not support this color depth */
1510	}	1223	}
1511		1224
		1225	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
		1226
		1227	if (bg_flags & BG_TINT_SET)
		1228	tint.get (c);
		1229
1512	/* prepare limits for color transformation (each channel is handled separately) */	1230	/* prepare limits for color transformation (each channel is handled separately) */
1513	if (shade > 100)	1231	if (shade > 100)
1514	{	1232	{
1515	shade = 200 - shade;
1516
1517	high.r = c.r * shade / 100;
1518	high.g = c.g * shade / 100;
1519	high.b = c.b * shade / 100;
1520
1521	low.r = 65535 * (100 - shade) / 100;	1233	c.r = c.r * (200 - shade) / 100;
1522	low.g = 65535 * (100 - shade) / 100;	1234	c.g = c.g * (200 - shade) / 100;
1523	low.b = 65535 * (100 - shade) / 100;	1235	c.b = c.b * (200 - shade) / 100;
		1236
		1237	low = 0xffff * (shade - 100) / 100;
1524	}	1238	}
1525	else	1239	else
1526	{	1240	{
1527	high.r = c.r * shade / 100;	1241	c.r = c.r * shade / 100;
1528	high.g = c.g * shade / 100;	1242	c.g = c.g * shade / 100;
1529	high.b = c.b * shade / 100;	1243	c.b = c.b * shade / 100;
1530		1244
1531	low.r = low.g = low.b = 0;	1245	low = 0;
1532	}	1246	}
1533		1247
1534	/* fill our lookup tables */	1248	/* fill our lookup tables */
1535	for (i = 0; i <= mask_r>>sh_r; i++)	1249	fill_lut (lookup_r, mask_r, sh_r, low, c.r);
1536	{	1250	fill_lut (lookup_g, mask_g, sh_g, low, c.g);
1537	uint32_t tmp;	1251	fill_lut (lookup_b, mask_b, sh_b, low, c.b);
1538	tmp = i * high.r;
1539	tmp += (mask_r>>sh_r) * low.r;
1540	lookup_r[i] = (tmp/65535)<<sh_r;
1541	}
1542	for (i = 0; i <= mask_g>>sh_g; i++)
1543	{
1544	uint32_t tmp;
1545	tmp = i * high.g;
1546	tmp += (mask_g>>sh_g) * low.g;
1547	lookup_g[i] = (tmp/65535)<<sh_g;
1548	}
1549	for (i = 0; i <= mask_b>>sh_b; i++)
1550	{
1551	uint32_t tmp;
1552	tmp = i * high.b;
1553	tmp += (mask_b>>sh_b) * low.b;
1554	lookup_b[i] = (tmp/65535)<<sh_b;
1555	}
1556		1252
1557	/* apply table to input image (replacing colors by newly calculated ones) */	1253	/* apply table to input image (replacing colors by newly calculated ones) */
1558	if (ximage->bits_per_pixel == 32	1254	if (ximage->bits_per_pixel == 32
1559	&& (ximage->depth == 24 \|\| ximage->depth == 32)	1255	&& (ximage->depth == 24 \|\| ximage->depth == 32)
1560	&& ximage->byte_order == host_byte_order)	1256	&& ximage->byte_order == host_byte_order)
…		…
1590	}	1286	}
1591	}	1287	}
1592		1288
1593	free (lookup);	1289	free (lookup);
1594	}	1290	}
1595	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */	1291	#endif /* ENABLE_TRANSPARENCY */

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Comparing rxvt-unicode/src/background.C (file contents): Revision 1.154 by sf-exg, Mon May 9 16:35:37 2011 UTC vs. Revision 1.204 by sf-exg, Tue Apr 10 15:19:22 2012 UTC

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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.154 by sf-exg, Mon May 9 16:35:37 2011 UTC vs.
Revision 1.204 by sf-exg, Tue Apr 10 15:19:22 2012 UTC