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

Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.147 by root, Mon Feb 21 07:40:59 2011 UTC vs.
Revision 1.200 by sf-exg, Thu Jan 19 13:33:43 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	63	#ifdef HAVE_AFTERIMAGE
68	if (original_asim)	64	if (original_asim)
…		…
133		129
134	return false;	130	return false;
135	}	131	}
136		132
137	# ifdef BG_IMAGE_FROM_FILE	133	# 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	134	static inline int
173	make_align_position (int align, int window_size, int image_size)	135	make_align_position (int align, int window_size, int image_size)
174	{	136	{
175	int diff = window_size - image_size;	137	int diff = window_size - image_size;
176	int smaller = min (image_size, window_size);	138	int smaller = min (image_size, window_size);
177		139
178	if (align >= 0 && align <= 100)	140	if (align >= 0 && align <= 100)
179	return diff * align / 100;	141	return diff * align / 100;
180	else if (align > 100 && align <= 200)	142	else if (align > 100 && align <= 200)
181	return ((align - 100) * smaller / 100) + window_size - smaller;	143	return (align - 100) * smaller / 100 + window_size - smaller;
182	else if (align >= -100 && align < 0)	144	else if (align >= -100 && align < 0)
183	return ((align + 100) * smaller / 100) - image_size;	145	return (align + 100) * smaller / 100 - image_size;
184	return 0;	146	return 0;
185	}	147	}
186		148
187	static inline int	149	static inline int
188	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)	150	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)
…		…
195	src_pos = -pos;	157	src_pos = -pos;
196	dst_pos = 0;	158	dst_pos = 0;
197	dst_size += pos;	159	dst_size += pos;
198	}	160	}
199		161
200	if (dst_pos + dst_size > target_size)
201	dst_size = target_size - dst_pos;	162	min_it (dst_size, target_size - dst_pos);
202	return src_pos;	163	return src_pos;
203	}	164	}
204		165
205	bool	166	bool
206	rxvt_term::bg_set_geometry (const char *geom, bool update)	167	rxvt_term::bg_set_geometry (const char *geom, bool update)
207	{	168	{
208	bool changed = false;	169	bool changed = false;
209	int geom_flags = 0;	170	int geom_flags = 0;
210	int x = 0, y = 0;	171	int x = h_align;
		172	int y = v_align;
211	unsigned int w = 0, h = 0;	173	unsigned int w = h_scale;
212	unsigned int n;	174	unsigned int h = v_scale;
213	unsigned long new_flags = (bg_flags & (~BG_GEOMETRY_FLAGS));	175	unsigned long new_flags = 0;
214	const char *ops;
215		176
216	if (geom == NULL)	177	if (geom == NULL)
217	return false;	178	return false;
218		179
219	char str[256];	180	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	{	181	{
236	/* we have geometry string - let's handle it prior to applying ops */	182	char **arr = rxvt_strsplit (':', geom);
		183
		184	for (int i = 0; arr[i]; i++)
		185	{
		186	if (!strcasecmp (arr[i], "style=tiled"))
		187	{
		188	new_flags = BG_TILE;
		189	w = h = noScale;
		190	x = y = 0;
		191	geom_flags = WidthValue\|HeightValue\|XValue\|YValue;
		192	}
		193	else if (!strcasecmp (arr[i], "style=aspect-stretched"))
		194	{
		195	new_flags = BG_KEEP_ASPECT;
		196	w = h = windowScale;
		197	x = y = centerAlign;
		198	geom_flags = WidthValue\|HeightValue\|XValue\|YValue;
		199	}
		200	else if (!strcasecmp (arr[i], "style=stretched"))
		201	{
		202	new_flags = 0;
		203	w = h = windowScale;
		204	geom_flags = WidthValue\|HeightValue;
		205	}
		206	else if (!strcasecmp (arr[i], "style=centered"))
		207	{
		208	new_flags = 0;
		209	w = h = noScale;
		210	x = y = centerAlign;
		211	geom_flags = WidthValue\|HeightValue\|XValue\|YValue;
		212	}
		213	else if (!strcasecmp (arr[i], "style=root-tiled"))
		214	{
		215	new_flags = BG_TILE\|BG_ROOT_ALIGN;
		216	w = h = noScale;
		217	geom_flags = WidthValue\|HeightValue;
		218	}
		219	else if (!strcasecmp (arr[i], "op=tile"))
		220	new_flags \|= BG_TILE;
		221	else if (!strcasecmp (arr[i], "op=keep-aspect"))
		222	new_flags \|= BG_KEEP_ASPECT;
		223	else if (!strcasecmp (arr[i], "op=root-align"))
		224	new_flags \|= BG_ROOT_ALIGN;
		225
		226	// deprecated
		227	else if (!strcasecmp (arr[i], "tile"))
		228	{
		229	new_flags \|= BG_TILE;
		230	w = h = noScale;
		231	geom_flags \|= WidthValue\|HeightValue;
		232	}
		233	else if (!strcasecmp (arr[i], "propscale"))
		234	{
		235	new_flags \|= BG_KEEP_ASPECT;
		236	w = h = windowScale;
		237	geom_flags \|= WidthValue\|HeightValue;
		238	}
		239	else if (!strcasecmp (arr[i], "hscale"))
		240	{
		241	new_flags \|= BG_TILE;
		242	w = windowScale;
		243	h = noScale;
		244	geom_flags \|= WidthValue\|HeightValue;
		245	}
		246	else if (!strcasecmp (arr[i], "vscale"))
		247	{
		248	new_flags \|= BG_TILE;
		249	h = windowScale;
		250	w = noScale;
		251	geom_flags \|= WidthValue\|HeightValue;
		252	}
		253	else if (!strcasecmp (arr[i], "scale"))
		254	{
		255	w = h = windowScale;
		256	geom_flags \|= WidthValue\|HeightValue;
		257	}
		258	else if (!strcasecmp (arr[i], "auto"))
		259	{
		260	w = h = windowScale;
		261	x = y = centerAlign;
		262	geom_flags \|= WidthValue\|HeightValue\|XValue\|YValue;
		263	}
		264	else if (!strcasecmp (arr[i], "root"))
		265	{
		266	new_flags \|= BG_TILE\|BG_ROOT_ALIGN;
		267	w = h = noScale;
		268	geom_flags \|= WidthValue\|HeightValue;
		269	}
		270
		271	else
237	geom_flags = XParseGeometry (str, &x, &y, &w, &h);	272	geom_flags \|= XParseGeometry (arr[i], &x, &y, &w, &h);
238	} /* done parsing geometry string */	273	} /* done parsing ops */
		274
		275	rxvt_free_strsplit (arr);
		276	}
		277
		278	new_flags \|= bg_flags & ~BG_GEOMETRY_FLAGS;
239		279
240	if (!update)	280	if (!update)
241	{	281	{
242	if (!(geom_flags & XValue))	282	if (!(geom_flags & XValue))
243	x = y = defaultAlign;	283	x = y = defaultAlign;
…		…
248	w = h = defaultScale;	288	w = h = defaultScale;
249	else if (!(geom_flags & HeightValue))	289	else if (!(geom_flags & HeightValue))
250	h = w;	290	h = w;
251	else if (!(geom_flags & WidthValue))	291	else if (!(geom_flags & WidthValue))
252	w = h;	292	w = h;
253
254	geom_flags \|= WidthValue\|HeightValue\|XValue\|YValue;
255	}
256
257	if (ops)
258	{	293	}
259	char **arr = rxvt_strsplit (':', ops + 1);
260		294
261	for (int i = 0; arr[i]; i++)	295	min_it (w, 1000);
262	{	296	min_it (h, 1000);
263	if (!strcasecmp (arr[i], "tile"))	297	clamp_it (x, -100, 200);
264	{	298	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		299
276	h = noScale;	300	if (bg_flags != new_flags
277	geom_flags \|= WidthValue\|HeightValue;	301	\|\| h_scale != w
278	}	302	\|\| v_scale != h
279	else if (!strcasecmp (arr[i], "vscale"))	303	\|\| h_align != x
280	{	304	\|\| 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	{	305	{
317	bg_flags = new_flags;	306	bg_flags = new_flags;
		307	h_scale = w;
		308	v_scale = h;
		309	h_align = x;
		310	v_align = y;
318	changed = true;	311	changed = true;
319	}	312	}
320		313
321	return changed;	314	return changed;
322	}	315	}
…		…
325	rxvt_term::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)	318	rxvt_term::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
326	{	319	{
327	int target_width = szHint.width;	320	int target_width = szHint.width;
328	int target_height = szHint.height;	321	int target_height = szHint.height;
329		322
		323	w = h_scale * target_width / 100;
		324	h = v_scale * target_height / 100;
		325
330	if (bg_flags & BG_PROP_SCALE)	326	if (bg_flags & BG_KEEP_ASPECT)
331	{	327	{
332	float scale = (float)target_width / image_width;	328	float scale = (float)w / image_width;
333	min_it (scale, (float)target_height / image_height);	329	min_it (scale, (float)h / image_height);
334	w = image_width * scale + 0.5;	330	w = image_width * scale + 0.5;
335	h = image_height * scale + 0.5;	331	h = image_height * scale + 0.5;
336	}	332	}
337	else
338	{
339	w = h_scale * target_width / 100;
340	h = v_scale * target_height / 100;
341	}
342		333
343	if (!w) w = image_width;	334	if (!w) w = image_width;
344	if (!h) h = image_height;	335	if (!h) h = image_height;
345		336
346	if (bg_flags & BG_ROOT_ALIGN)	337	if (bg_flags & BG_ROOT_ALIGN)
…		…
353	x = make_align_position (h_align, target_width, w);	344	x = make_align_position (h_align, target_width, w);
354	y = make_align_position (v_align, target_height, h);	345	y = make_align_position (v_align, target_height, h);
355	}	346	}
356		347
357	bg_flags &= ~BG_IS_SIZE_SENSITIVE;	348	bg_flags &= ~BG_IS_SIZE_SENSITIVE;
358	if ((bg_flags & BG_PROP_SCALE) \|\| h_scale \|\| v_scale	349	if (!(bg_flags & BG_TILE)
		350	\|\| h_scale \|\| v_scale
359	\|\| (!(bg_flags & BG_ROOT_ALIGN) && (h_align \|\| v_align))	351	\|\| (!(bg_flags & BG_ROOT_ALIGN) && (h_align \|\| v_align))
360	\|\| w > target_width \|\| h > target_height)	352	\|\| w > target_width \|\| h > target_height)
361	bg_flags \|= BG_IS_SIZE_SENSITIVE;	353	bg_flags \|= BG_IS_SIZE_SENSITIVE;
362	}	354	}
363		355
…		…
390	}	382	}
391		383
392	if ((tr_flags & BG_NEEDS_BLUR) && background != NULL)	384	if ((tr_flags & BG_NEEDS_BLUR) && background != NULL)
393	{	385	{
394	ASImage *tmp = blur_asimage_gauss (asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,	386	ASImage *tmp = blur_asimage_gauss (asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
395	(original_asim == NULL \|\| tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,	387	ASA_XImage,
396	100, ASIMAGE_QUALITY_DEFAULT);	388	100, ASIMAGE_QUALITY_DEFAULT);
397	if (tmp)	389	if (tmp)
398	{	390	{
399	destroy_asimage (&background);	391	destroy_asimage (&background);
400	background = tmp;	392	background = tmp;
…		…
419		411
420	if (!original_asim	412	if (!original_asim
421	\|\| (!(bg_flags & BG_ROOT_ALIGN)	413	\|\| (!(bg_flags & BG_ROOT_ALIGN)
422	&& (x >= target_width	414	&& (x >= target_width
423	\|\| y >= target_height	415	\|\| y >= target_height
424	\|\| (x + w <= 0)	416	\|\| x + w <= 0
425	\|\| (y + h <= 0))))	417	\|\| y + h <= 0)))
426	{	418	{
427	if (background)	419	if (background)
428	{	420	{
429	new_pmap_width = background->width;	421	new_pmap_width = background->width;
430	new_pmap_height = background->height;	422	new_pmap_height = background->height;
…		…
444	}	436	}
445	else	437	else
446	{	438	{
447	result = original_asim;	439	result = original_asim;
448		440
449	if ((w != original_asim->width)	441	if (w != original_asim->width
450	\|\| (h != original_asim->height))	442	\|\| h != original_asim->height)
451	{	443	{
452	result = scale_asimage (asv, original_asim,	444	result = scale_asimage (asv, original_asim,
453	w, h,	445	w, h,
454	background ? ASA_ASImage : ASA_XImage,	446	ASA_XImage,
455	100, ASIMAGE_QUALITY_DEFAULT);	447	100, ASIMAGE_QUALITY_DEFAULT);
456	}	448	}
457		449
458	if (background == NULL)	450	if (background == NULL)
459	{	451	{
460	if (h_scale == 0 \|\| v_scale == 0)	452	if (bg_flags & BG_TILE)
461	{	453	{
462	/* if tiling - pixmap has to be sized exactly as the image,	454	/* if tiling - pixmap has to be sized exactly as the image,
463	but there is no need to make it bigger than the window! */	455	but there is no need to make it bigger than the window! */
464	new_pmap_width = min (result->width, target_width);	456	new_pmap_width = min (result->width, target_width);
465	new_pmap_height = min (result->height, target_height);	457	new_pmap_height = min (result->height, target_height);
…		…
490	layers[0].clip_width = target_width;	482	layers[0].clip_width = target_width;
491	layers[0].clip_height = target_height;	483	layers[0].clip_height = target_height;
492	layers[0].tint = background_tint;	484	layers[0].tint = background_tint;
493	layers[1].im = result;	485	layers[1].im = result;
494		486
495	if (h_scale == 0 \|\| v_scale == 0)	487	if (bg_flags & BG_TILE)
496	{	488	{
497	/* tile horizontally */	489	/* tile horizontally */
498	while (x > 0) x -= (int)result->width;	490	while (x > 0) x -= (int)result->width;
499	layers[1].dst_x = x;	491	layers[1].dst_x = x;
500	layers[1].clip_width = result->width+target_width;	492	layers[1].clip_width = result->width+target_width;
…		…
504	/* clip horizontally */	496	/* clip horizontally */
505	layers[1].dst_x = x;	497	layers[1].dst_x = x;
506	layers[1].clip_width = result->width;	498	layers[1].clip_width = result->width;
507	}	499	}
508		500
509	if (h_scale == 0 \|\| v_scale == 0)	501	if (bg_flags & BG_TILE)
510	{	502	{
511	while (y > 0) y -= (int)result->height;	503	while (y > 0) y -= (int)result->height;
512	layers[1].dst_y = y;	504	layers[1].dst_y = y;
513	layers[1].clip_height = result->height + target_height;	505	layers[1].clip_height = result->height + target_height;
514	}	506	}
…		…
564		556
565	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;	557	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
566	int dst_width = result->width, dst_height = result->height;	558	int dst_width = result->width, dst_height = result->height;
567	if (background == NULL)	559	if (background == NULL)
568	{	560	{
569	if (!(h_scale == 0 \|\| v_scale == 0))	561	if (!(bg_flags & BG_TILE))
570	{	562	{
571	src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );	563	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);	564	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
573	}	565	}
574		566
…		…
620	else if (depth == 15 \|\| depth == 16)	612	else if (depth == 15 \|\| depth == 16)
621	bytes_per_pixel = 2;	613	bytes_per_pixel = 2;
622	else	614	else
623	return false;	615	return false;
624		616
625	width_r = rxvt_popcount (visual->red_mask);	617	width_r = ecb_popcount32 (visual->red_mask);
626	width_g = rxvt_popcount (visual->green_mask);	618	width_g = ecb_popcount32 (visual->green_mask);
627	width_b = rxvt_popcount (visual->blue_mask);	619	width_b = ecb_popcount32 (visual->blue_mask);
628		620
629	if (width_r > 8 \|\| width_g > 8 \|\| width_b > 8)	621	if (width_r > 8 \|\| width_g > 8 \|\| width_b > 8)
630	return false;	622	return false;
631		623
632	sh_r = rxvt_ctz (visual->red_mask);	624	sh_r = ecb_ctz32 (visual->red_mask);
633	sh_g = rxvt_ctz (visual->green_mask);	625	sh_g = ecb_ctz32 (visual->green_mask);
634	sh_b = rxvt_ctz (visual->blue_mask);	626	sh_b = ecb_ctz32 (visual->blue_mask);
635		627
636	if (width > INT_MAX / height / bytes_per_pixel)	628	if (width > INT_MAX / height / bytes_per_pixel)
637	return false;	629	return false;
638		630
639	data = (char )malloc (width height * bytes_per_pixel);	631	data = (char )malloc (width height * bytes_per_pixel);
…		…
646	{	638	{
647	free (data);	639	free (data);
648	return false;	640	return false;
649	}	641	}
650		642
651	ximage->byte_order = byteorder::big_endian () ? MSBFirst : LSBFirst;	643	ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
652		644
653	rowstride = gdk_pixbuf_get_rowstride (pixbuf);	645	rowstride = gdk_pixbuf_get_rowstride (pixbuf);
654	channels = gdk_pixbuf_get_n_channels (pixbuf);	646	channels = gdk_pixbuf_get_n_channels (pixbuf);
655	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;	647	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
656	line = data;	648	line = data;
…		…
709	get_image_geometry (image_width, image_height, w, h, x, y);	701	get_image_geometry (image_width, image_height, w, h, x, y);
710		702
711	if (!(bg_flags & BG_ROOT_ALIGN)	703	if (!(bg_flags & BG_ROOT_ALIGN)
712	&& (x >= target_width	704	&& (x >= target_width
713	\|\| y >= target_height	705	\|\| y >= target_height
714	\|\| (x + w <= 0)	706	\|\| x + w <= 0
715	\|\| (y + h <= 0)))	707	\|\| y + h <= 0))
716	return false;	708	return false;
717		709
718	result = pixbuf;	710	result = pixbuf;
719		711
720	if ((w != image_width)	712	if (w != image_width
721	\|\| (h != image_height))	713	\|\| h != image_height)
722	{	714	{
723	result = gdk_pixbuf_scale_simple (pixbuf,	715	result = gdk_pixbuf_scale_simple (pixbuf,
724	w, h,	716	w, h,
725	GDK_INTERP_BILINEAR);	717	GDK_INTERP_BILINEAR);
726	}	718	}
727		719
		720	if (!result)
		721	return false;
		722
728	bool ret = false;	723	bool ret = false;
729		724
730	if (result)
731	{
732	XGCValues gcv;	725	XGCValues gcv;
733	GC gc;	726	GC gc;
734	Pixmap root_pmap;	727	Pixmap root_pmap;
735		728
736	image_width = gdk_pixbuf_get_width (result);	729	image_width = gdk_pixbuf_get_width (result);
737	image_height = gdk_pixbuf_get_height (result);	730	image_height = gdk_pixbuf_get_height (result);
738		731
739	if (tr_flags)	732	if (tr_flags)
740	{	733	{
741	root_pmap = bg_pixmap;	734	root_pmap = bg_pixmap;
742	bg_pixmap = None;	735	bg_pixmap = None;
		736	}
		737	else
		738	{
		739	if (bg_flags & BG_TILE)
743	}	740	{
744	else
745	{
746	if (h_scale == 0 \|\| v_scale == 0)
747	{
748	new_pmap_width = min (image_width, target_width);	741	new_pmap_width = min (image_width, target_width);
749	new_pmap_height = min (image_height, target_height);	742	new_pmap_height = min (image_height, target_height);
750	}	743	}
751	}	744	}
752		745
753	if (bg_pixmap == None	746	if (bg_pixmap == None
754	\|\| bg_pmap_width != new_pmap_width	747	\|\| bg_pmap_width != new_pmap_width
755	\|\| bg_pmap_height != new_pmap_height)	748	\|\| bg_pmap_height != new_pmap_height)
756	{	749	{
757	if (bg_pixmap)	750	if (bg_pixmap)
758	XFreePixmap (dpy, bg_pixmap);	751	XFreePixmap (dpy, bg_pixmap);
759	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);	752	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
760	bg_pmap_width = new_pmap_width;	753	bg_pmap_width = new_pmap_width;
761	bg_pmap_height = new_pmap_height;	754	bg_pmap_height = new_pmap_height;
762	}	755	}
763		756
764	gcv.foreground = pix_colors[Color_bg];	757	gcv.foreground = pix_colors[Color_bg];
765	gc = XCreateGC (dpy, vt, GCForeground, &gcv);	758	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
766		759
767	if (h_scale == 0 \|\| v_scale == 0)	760	if (gc)
		761	{
		762	if (bg_flags & BG_TILE)
768	{	763	{
769	Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth);	764	Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth);
770	pixbuf_to_pixmap (result, tile, gc,	765	pixbuf_to_pixmap (result, tile, gc,
771	0, 0,	766	0, 0,
772	0, 0,	767	0, 0,
…		…
802	}	797	}
803		798
804	#if XRENDER	799	#if XRENDER
805	if (tr_flags)	800	if (tr_flags)
806	{	801	{
807	XRenderPictureAttributes pa;
808
809	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, visual);	802	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		803
810	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);	804	Picture src = XRenderCreatePicture (dpy, root_pmap, format, 0, 0);
811		805
812	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
813	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, dst_format, 0, &pa);	806	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, format, 0, 0);
814		807
815	pa.repeat = True;	808	Picture mask = create_xrender_mask (dpy, vt, False, False);
816	Pixmap mask_pmap = XCreatePixmap (dpy, vt, 1, 1, 8);
817	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
818	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
819	XFreePixmap (dpy, mask_pmap);
820		809
821	if (src && dst && mask)
822	{
823	XRenderColor mask_c;	810	XRenderColor mask_c;
824		811
825	mask_c.alpha = 0x8000;	812	mask_c.alpha = 0x8000;
826	mask_c.red = 0;	813	mask_c.red =
827	mask_c.green = 0;	814	mask_c.green =
828	mask_c.blue = 0;	815	mask_c.blue = 0;
829	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);	816	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
		817
830	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);	818	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
831	}
832		819
833	XRenderFreePicture (dpy, src);	820	XRenderFreePicture (dpy, src);
834	XRenderFreePicture (dpy, dst);	821	XRenderFreePicture (dpy, dst);
835	XRenderFreePicture (dpy, mask);	822	XRenderFreePicture (dpy, mask);
836
837	XFreePixmap (dpy, root_pmap);
838	}	823	}
839	#endif	824	#endif
840		825
841	if (result != pixbuf)
842	g_object_unref (result);
843
844	XFreeGC (dpy, gc);	826	XFreeGC (dpy, gc);
845		827
846	ret = true;	828	ret = true;
847	}	829	}
		830
		831	if (result != pixbuf)
		832	g_object_unref (result);
		833
		834	if (tr_flags)
		835	XFreePixmap (dpy, root_pmap);
848		836
849	return ret;	837	return ret;
850	}	838	}
851	# endif /* HAVE_PIXBUF */	839	# endif /* HAVE_PIXBUF */
852		840
…		…
854	rxvt_term::bg_set_file (const char *file)	842	rxvt_term::bg_set_file (const char *file)
855	{	843	{
856	if (!file \|\| !*file)	844	if (!file \|\| !*file)
857	return false;	845	return false;
858		846
		847	bool ret = false;
859	if (const char *p = strchr (file, ';'))	848	const char *p = strchr (file, ';');
		849
		850	if (p)
860	{	851	{
861	size_t len = p - file;	852	size_t len = p - file;
862	char *f = rxvt_temp_buf<char> (len + 1);	853	char *f = rxvt_temp_buf<char> (len + 1);
863	memcpy (f, file, len);	854	memcpy (f, file, len);
864	f[len] = '\0';	855	f[len] = '\0';
…		…
873	{	864	{
874	if (original_asim)	865	if (original_asim)
875	safe_asimage_destroy (original_asim);	866	safe_asimage_destroy (original_asim);
876	original_asim = image;	867	original_asim = image;
877	bg_flags \|= BG_IS_FROM_FILE \| BG_CLIENT_RENDER;	868	bg_flags \|= BG_IS_FROM_FILE \| BG_CLIENT_RENDER;
878	return true;	869	ret = true;
879	}	870	}
880	# endif	871	# endif
881		872
882	# ifdef HAVE_PIXBUF	873	# ifdef HAVE_PIXBUF
883	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);	874	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
…		…
885	{	876	{
886	if (pixbuf)	877	if (pixbuf)
887	g_object_unref (pixbuf);	878	g_object_unref (pixbuf);
888	pixbuf = image;	879	pixbuf = image;
889	bg_flags \|= BG_IS_FROM_FILE;	880	bg_flags \|= BG_IS_FROM_FILE;
890	return true;	881	ret = true;
891	}	882	}
892	# endif	883	# endif
893		884
		885	if (ret)
		886	{
		887	if (p)
		888	bg_set_geometry (p + 1);
		889	else
		890	bg_set_default_geometry ();
		891	}
		892
894	return false;	893	return ret;
895	}	894	}
896		895
897	# endif /* BG_IMAGE_FROM_FILE */	896	# endif /* BG_IMAGE_FROM_FILE */
898		897
899	# ifdef ENABLE_TRANSPARENCY	898	# ifdef ENABLE_TRANSPARENCY
…		…
935	{	934	{
936	changed = true;	935	changed = true;
937	v_blurRadius = vr;	936	v_blurRadius = vr;
938	}	937	}
939		938
940	if (v_blurRadius == 0 && h_blurRadius == 0)	939	if (h_blurRadius == 0 \|\| v_blurRadius == 0)
941	bg_flags &= ~BG_NEEDS_BLUR;	940	bg_flags &= ~BG_NEEDS_BLUR;
942	else	941	else
943	bg_flags \|= BG_NEEDS_BLUR;	942	bg_flags \|= BG_NEEDS_BLUR;
944		943
945	return changed;	944	return changed;
946	}	945	}
947		946
948	void	947	void
949	rxvt_term::set_tint_shade_flags ()	948	rxvt_term::set_tint_shade_flags ()
950	{	949	{
951	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	950	rgba c;
952	bool has_shade = shade != 100;	951	bool has_shade = shade != 100;
953		952
954	bg_flags &= ~BG_TINT_FLAGS;	953	bg_flags &= ~BG_TINT_FLAGS;
955		954
956	if (bg_flags & BG_TINT_SET)	955	if (bg_flags & BG_TINT_SET)
…		…
982	}	981	}
983		982
984	bool	983	bool
985	rxvt_term::bg_set_shade (const char *shade_str)	984	rxvt_term::bg_set_shade (const char *shade_str)
986	{	985	{
987	int new_shade = (shade_str) ? atoi (shade_str) : 100;	986	int new_shade = atoi (shade_str);
988		987
989	clamp_it (new_shade, -100, 200);	988	clamp_it (new_shade, -100, 200);
990	if (new_shade < 0)	989	if (new_shade < 0)
991	new_shade = 200 - (100 + new_shade);	990	new_shade = 200 - (100 + new_shade);
992		991
…		…
1022	params[i+2] = XDoubleToFixed (kernel[i] / sum);	1021	params[i+2] = XDoubleToFixed (kernel[i] / sum);
1023	}	1022	}
1024	#endif	1023	#endif
1025		1024
1026	bool	1025	bool
1027	rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	1026	rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height, int depth)
1028	{	1027	{
1029	bool ret = false;	1028	bool ret = false;
1030	#if XRENDER	1029	#if XRENDER
		1030	if (!(bg_flags & BG_HAS_RENDER_CONV))
		1031	return false;
		1032
1031	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;	1033	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
1032	double kernel = (double )malloc (size * sizeof (double));	1034	double kernel = (double )malloc (size * sizeof (double));
1033	XFixed params = (XFixed )malloc ((size + 2) * sizeof (XFixed));	1035	XFixed params = (XFixed )malloc ((size + 2) * sizeof (XFixed));
1034		1036
1035	XRenderPictureAttributes pa;	1037	XRenderPictureAttributes pa;
1036	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	1038	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1037		1039
		1040	pa.repeat = RepeatPad;
1038	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	1041	Picture src = XRenderCreatePicture (dpy, pixmap, format, CPRepeat, &pa);
		1042	Pixmap tmp = XCreatePixmap (dpy, pixmap, width, height, depth);
1039	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	1043	Picture dst = XRenderCreatePicture (dpy, tmp, format, CPRepeat, &pa);
		1044	XFreePixmap (dpy, tmp);
1040		1045
1041	if (kernel && params && src && dst)	1046	if (kernel && params)
1042	{	1047	{
1043	if (h_blurRadius)
1044	{
1045	size = h_blurRadius * 2 + 1;	1048	size = h_blurRadius * 2 + 1;
1046	get_gaussian_kernel (h_blurRadius, size, kernel, params);	1049	get_gaussian_kernel (h_blurRadius, size, kernel, params);
1047		1050
1048	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);	1051	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1049	XRenderComposite (dpy,	1052	XRenderComposite (dpy,
1050	PictOpSrc,	1053	PictOpSrc,
1051	src,	1054	src,
1052	None,	1055	None,
1053	dst,	1056	dst,
1054	0, 0,	1057	0, 0,
1055	0, 0,	1058	0, 0,
1056	0, 0,	1059	0, 0,
1057	width, height);	1060	width, height);
1058	}
1059		1061
1060	if (v_blurRadius)	1062	::swap (src, dst);
1061	{	1063
1062	size = v_blurRadius * 2 + 1;	1064	size = v_blurRadius * 2 + 1;
1063	get_gaussian_kernel (v_blurRadius, size, kernel, params);	1065	get_gaussian_kernel (v_blurRadius, size, kernel, params);
1064	::swap (params[0], params[1]);	1066	::swap (params[0], params[1]);
1065		1067
1066	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);	1068	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1067	XRenderComposite (dpy,	1069	XRenderComposite (dpy,
1068	PictOpSrc,	1070	PictOpSrc,
1069	src,	1071	src,
1070	None,	1072	None,
1071	dst,	1073	dst,
1072	0, 0,	1074	0, 0,
1073	0, 0,	1075	0, 0,
1074	0, 0,	1076	0, 0,
1075	width, height);	1077	width, height);
1076	}
1077		1078
1078	ret = true;	1079	ret = true;
1079	}	1080	}
1080		1081
1081	free (kernel);	1082	free (kernel);
…		…
1108	XFillRectangle (dpy, pixmap, gc, 0, 0, width, height);	1109	XFillRectangle (dpy, pixmap, gc, 0, 0, width, height);
1109	ret = true;	1110	ret = true;
1110	XFreeGC (dpy, gc);	1111	XFreeGC (dpy, gc);
1111	}	1112	}
1112	}	1113	}
1113	else
1114	{
1115	# if XRENDER	1114	# if XRENDER
		1115	else if (bg_flags & BG_HAS_RENDER)
		1116	{
1116	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	1117	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1117		1118
1118	if (bg_flags & BG_TINT_SET)	1119	if (bg_flags & BG_TINT_SET)
1119	tint.get (c);	1120	tint.get (c);
1120		1121
1121	if (shade <= 100)	1122	if (shade <= 100)
1122	{	1123	{
1123	c.r = (c.r * shade) / 100;	1124	c.r = c.r * shade / 100;
1124	c.g = (c.g * shade) / 100;	1125	c.g = c.g * shade / 100;
1125	c.b = (c.b * shade) / 100;	1126	c.b = c.b * shade / 100;
1126	}	1127	}
1127	else	1128	else
1128	{	1129	{
1129	c.r = (c.r * (200 - shade)) / 100;	1130	c.r = c.r * (200 - shade) / 100;
1130	c.g = (c.g * (200 - shade)) / 100;	1131	c.g = c.g * (200 - shade) / 100;
1131	c.b = (c.b * (200 - shade)) / 100;	1132	c.b = c.b * (200 - shade) / 100;
1132	}	1133	}
1133		1134
1134	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
1135	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	1135	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1136	XRenderPictureAttributes pa;
1137		1136
1138	Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	1137	Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, 0);
1139		1138
1140	pa.repeat = True;	1139	Picture overlay_pic = create_xrender_mask (dpy, pixmap, True, False);
1141		1140
1142	Pixmap overlay_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);	1141	Picture mask_pic = create_xrender_mask (dpy, pixmap, True, True);
1143	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1144	XFreePixmap (dpy, overlay_pmap);
1145		1142
1146	pa.component_alpha = True;
1147	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
1148	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat\|CPComponentAlpha, &pa);
1149	XFreePixmap (dpy, mask_pmap);
1150
1151	if (mask_pic && overlay_pic && back_pic)
1152	{
1153	XRenderColor mask_c;	1143	XRenderColor mask_c;
1154		1144
1155	mask_c.red = mask_c.green = mask_c.blue = 0;
1156	mask_c.alpha = 0xffff;	1145	mask_c.alpha = 0xffff;
		1146	mask_c.red =
		1147	mask_c.green =
		1148	mask_c.blue = 0;
		1149	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
		1150
		1151	mask_c.alpha = 0;
		1152	mask_c.red = 0xffff - c.r;
		1153	mask_c.green = 0xffff - c.g;
		1154	mask_c.blue = 0xffff - c.b;
		1155	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
		1156
		1157	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
		1158
		1159	if (shade > 100)
		1160	{
		1161	mask_c.alpha = 0;
		1162	mask_c.red =
		1163	mask_c.green =
		1164	mask_c.blue = 0xffff * (shade - 100) / 100;
1157	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);	1165	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1158		1166
1159	mask_c.alpha = 0;
1160	mask_c.red = 0xffff - c.r;
1161	mask_c.green = 0xffff - c.g;
1162	mask_c.blue = 0xffff - c.b;
1163	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1164	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
1165
1166	if (shade > 100)
1167	{
1168	mask_c.red = mask_c.green = mask_c.blue = 0xffff * (shade - 100) / 100;
1169	mask_c.alpha = 0;
1170	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1171
1172	XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);	1167	XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);
1173	}	1168	}
1174		1169
1175	ret = true;	1170	ret = true;
1176	}
1177		1171
1178	XRenderFreePicture (dpy, mask_pic);	1172	XRenderFreePicture (dpy, mask_pic);
1179	XRenderFreePicture (dpy, overlay_pic);	1173	XRenderFreePicture (dpy, overlay_pic);
1180	XRenderFreePicture (dpy, back_pic);	1174	XRenderFreePicture (dpy, back_pic);
		1175	}
1181	# endif	1176	# endif
1182	}
1183		1177
1184	return ret;	1178	return ret;
1185	}	1179	}
1186		1180
1187	/* make_transparency_pixmap()	1181	/*
1188	* Builds a pixmap of the same size as the terminal window that contains	1182	* 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	1183	* the tiled portion of the root pixmap that is supposed to be covered by
1190	* our window.	1184	* our window.
1191	*/	1185	*/
1192	unsigned long	1186	unsigned long
…		…
1236	if (root_pixmap != None && root_depth != depth)	1230	if (root_pixmap != None && root_depth != depth)
1237	{	1231	{
1238	#if XRENDER	1232	#if XRENDER
1239	if (bg_flags & BG_HAS_RENDER)	1233	if (bg_flags & BG_HAS_RENDER)
1240	{	1234	{
1241	XRenderPictureAttributes pa;	1235	recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);
1242		1236
1243	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));	1237	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
1244	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);	1238	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, 0);
1245		1239
1246	recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);
1247	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);	1240	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
1248	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);	1241	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, 0);
1249		1242
1250	if (src && dst)
1251	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);	1243	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
1252	else
1253	{
1254	XFreePixmap (dpy, recoded_root_pmap);
1255	root_pixmap = None;
1256	}
1257		1244
1258	XRenderFreePicture (dpy, src);	1245	XRenderFreePicture (dpy, src);
1259	XRenderFreePicture (dpy, dst);	1246	XRenderFreePicture (dpy, dst);
1260	}	1247	}
1261	else	1248	else
1262	#endif	1249	#endif
1263	root_pixmap = None;	1250	recoded_root_pmap = None;
1264	}	1251	}
1265		1252
1266	if (root_pixmap == None)	1253	if (recoded_root_pmap == None)
1267	return 0;	1254	return 0;
1268		1255
1269	if (bg_pixmap == None	1256	if (bg_pixmap == None
1270	\|\| bg_pmap_width != window_width	1257	\|\| bg_pmap_width != window_width
1271	\|\| bg_pmap_height != window_height)	1258	\|\| bg_pmap_height != window_height)
…		…
1275	bg_pixmap = XCreatePixmap (dpy, vt, window_width, window_height, depth);	1262	bg_pixmap = XCreatePixmap (dpy, vt, window_width, window_height, depth);
1276	bg_pmap_width = window_width;	1263	bg_pmap_width = window_width;
1277	bg_pmap_height = window_height;	1264	bg_pmap_height = window_height;
1278	}	1265	}
1279		1266
1280	if (bg_pixmap == None)
1281	return 0;
1282
1283	/* straightforward pixmap copy */	1267	/* straightforward pixmap copy */
1284	while (sx < 0) sx += (int)root_width;	1268	while (sx < 0) sx += root_pmap_width;
1285	while (sy < 0) sy += (int)root_height;	1269	while (sy < 0) sy += root_pmap_height;
1286		1270
1287	gcv.tile = recoded_root_pmap;	1271	gcv.tile = recoded_root_pmap;
1288	gcv.fill_style = FillTiled;	1272	gcv.fill_style = FillTiled;
1289	gcv.ts_x_origin = -sx;	1273	gcv.ts_x_origin = -sx;
1290	gcv.ts_y_origin = -sy;	1274	gcv.ts_y_origin = -sy;
…		…
1292		1276
1293	if (gc)	1277	if (gc)
1294	{	1278	{
1295	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);	1279	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);
1296	result \|= BG_IS_VALID \| (bg_flags & BG_EFFECTS_FLAGS);	1280	result \|= BG_IS_VALID \| (bg_flags & BG_EFFECTS_FLAGS);
1297	XFreeGC (dpy, gc);
1298		1281
1299	if (!(bg_flags & BG_CLIENT_RENDER))	1282	if (!(bg_flags & BG_CLIENT_RENDER))
1300	{	1283	{
1301	if ((bg_flags & BG_NEEDS_BLUR)	1284	if (bg_flags & BG_NEEDS_BLUR)
1302	&& (bg_flags & BG_HAS_RENDER_CONV))
1303	{	1285	{
1304	if (blur_pixmap (bg_pixmap, visual, window_width, window_height))	1286	if (blur_pixmap (bg_pixmap, visual, window_width, window_height, depth))
1305	result &= ~BG_NEEDS_BLUR;	1287	result &= ~BG_NEEDS_BLUR;
1306	}	1288	}
1307	if ((bg_flags & BG_NEEDS_TINT)	1289	if (bg_flags & BG_NEEDS_TINT)
1308	&& (bg_flags & (BG_TINT_BITAND \| BG_HAS_RENDER)))
1309	{	1290	{
1310	if (tint_pixmap (bg_pixmap, visual, window_width, window_height))	1291	if (tint_pixmap (bg_pixmap, visual, window_width, window_height))
1311	result &= ~BG_NEEDS_TINT;	1292	result &= ~BG_NEEDS_TINT;
1312	}	1293	}
		1294	# ifndef HAVE_AFTERIMAGE
		1295	if (result & BG_NEEDS_TINT)
		1296	{
		1297	XImage *ximage = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
		1298	if (ximage)
		1299	{
		1300	/* our own client-side tinting */
		1301	tint_ximage (DefaultVisual (dpy, display->screen), ximage);
		1302
		1303	XPutImage (dpy, bg_pixmap, gc, ximage, 0, 0, 0, 0, ximage->width, ximage->height);
		1304	XDestroyImage (ximage);
		1305	}
		1306	}
		1307	# endif
1313	} /* server side rendering completed */	1308	} /* server side rendering completed */
		1309
		1310	XFreeGC (dpy, gc);
1314	}	1311	}
1315		1312
1316	if (recoded_root_pmap != root_pixmap)	1313	if (recoded_root_pmap != root_pixmap)
1317	XFreePixmap (dpy, recoded_root_pmap);	1314	XFreePixmap (dpy, recoded_root_pmap);
1318		1315
…		…
1328		1325
1329	root_pixmap = new_root_pixmap;	1326	root_pixmap = new_root_pixmap;
1330	}	1327	}
1331	# endif /* ENABLE_TRANSPARENCY */	1328	# endif /* ENABLE_TRANSPARENCY */
1332		1329
1333	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1334	static void shade_ximage (Visual visual, XImage ximage, int shade, const rgba &c);
1335	# endif
1336
1337	bool	1330	bool
1338	rxvt_term::bg_render ()	1331	rxvt_term::bg_render ()
1339	{	1332	{
1340	unsigned long tr_flags = 0;	1333	unsigned long tr_flags = 0;
1341		1334
…		…
1343	# ifdef ENABLE_TRANSPARENCY	1336	# ifdef ENABLE_TRANSPARENCY
1344	if (bg_flags & BG_IS_TRANSPARENT)	1337	if (bg_flags & BG_IS_TRANSPARENT)
1345	{	1338	{
1346	/* we need to re-generate transparency pixmap in that case ! */	1339	/* we need to re-generate transparency pixmap in that case ! */
1347	tr_flags = make_transparency_pixmap ();	1340	tr_flags = make_transparency_pixmap ();
1348	if (tr_flags == 0)	1341	if (tr_flags)
1349	return false;
1350	else if (!(tr_flags & BG_EFFECTS_FLAGS))
1351	bg_flags \|= BG_IS_VALID;	1342	bg_flags \|= BG_IS_VALID;
1352	}	1343	}
1353	# endif	1344	# endif
1354		1345
1355	# ifdef BG_IMAGE_FROM_FILE	1346	# ifdef BG_IMAGE_FROM_FILE
1356	if ((bg_flags & BG_IS_FROM_FILE)	1347	if ((bg_flags & BG_IS_FROM_FILE)
1357	\|\| (tr_flags & BG_EFFECTS_FLAGS))	1348	\|\| (tr_flags & BG_EFFECTS_FLAGS))
1358	{	1349	{
1359	if (render_image (tr_flags))	1350	if (render_image (tr_flags))
1360	bg_flags \|= BG_IS_VALID;	1351	bg_flags \|= BG_IS_VALID;
1361	}
1362	# endif
1363
1364	# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1365	XImage *result = NULL;
1366
1367	if (tr_flags && !(bg_flags & BG_IS_VALID))
1368	{
1369	result = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
1370	}
1371
1372	if (result)
1373	{
1374	/* our own client-side tinting */
1375	if (tr_flags & BG_NEEDS_TINT)
1376	{
1377	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1378	if (bg_flags & BG_TINT_SET)
1379	tint.get (c);
1380	shade_ximage (DefaultVisual (dpy, display->screen), result, shade, c);
1381	}
1382
1383	GC gc = XCreateGC (dpy, vt, 0UL, NULL);
1384
1385	if (gc)
1386	{
1387	XPutImage (dpy, bg_pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1388
1389	XFreeGC (dpy, gc);
1390	bg_flags \|= BG_IS_VALID;
1391	}
1392
1393	XDestroyImage (result);
1394	}	1352	}
1395	# endif	1353	# endif
1396		1354
1397	if (!(bg_flags & BG_IS_VALID))	1355	if (!(bg_flags & BG_IS_VALID))
1398	{	1356	{
…		…
1436	}	1394	}
1437		1395
1438	#endif /* HAVE_BG_PIXMAP */	1396	#endif /* HAVE_BG_PIXMAP */
1439		1397
1440	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)	1398	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1441	/* taken from aterm-0.4.2 */	1399	/* based on code from aterm-0.4.2 */
1442		1400
1443	static void	1401	static inline void
1444	shade_ximage (Visual visual, XImage ximage, int shade, const rgba &c)	1402	fill_lut (uint32_t *lookup, uint32_t mask, int sh, unsigned short low, unsigned short high)
		1403	{
		1404	for (int i = 0; i <= mask >> sh; i++)
		1405	{
		1406	uint32_t tmp;
		1407	tmp = i * high;
		1408	tmp += (mask >> sh) * low;
		1409	lookup[i] = (tmp / 0xffff) << sh;
		1410	}
		1411	}
		1412
		1413	void
		1414	rxvt_term::tint_ximage (Visual visual, XImage ximage)
1445	{	1415	{
1446	int sh_r, sh_g, sh_b;	1416	int sh_r, sh_g, sh_b;
1447	uint32_t mask_r, mask_g, mask_b;	1417	uint32_t mask_r, mask_g, mask_b;
1448	uint32_t lookup, lookup_r, lookup_g, lookup_b;	1418	uint32_t lookup, lookup_r, lookup_g, lookup_b;
1449	rgba low;	1419	unsigned short low;
1450	rgba high;
1451	int i;
1452	int host_byte_order = byteorder::big_endian () ? MSBFirst : LSBFirst;	1420	int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
1453		1421
1454	if (visual->c_class != TrueColor \|\| ximage->format != ZPixmap) return;	1422	if (visual->c_class != TrueColor \|\| ximage->format != ZPixmap) return;
1455		1423
1456	/* for convenience */	1424	/* for convenience */
1457	mask_r = visual->red_mask;	1425	mask_r = visual->red_mask;
…		…
1515	break;	1483	break;
1516	default:	1484	default:
1517	return; /* we do not support this color depth */	1485	return; /* we do not support this color depth */
1518	}	1486	}
1519		1487
		1488	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
		1489
		1490	if (bg_flags & BG_TINT_SET)
		1491	tint.get (c);
		1492
1520	/* prepare limits for color transformation (each channel is handled separately) */	1493	/* prepare limits for color transformation (each channel is handled separately) */
1521	if (shade > 100)	1494	if (shade > 100)
1522	{	1495	{
1523	shade = 200 - shade;
1524
1525	high.r = c.r * shade / 100;
1526	high.g = c.g * shade / 100;
1527	high.b = c.b * shade / 100;
1528
1529	low.r = 65535 * (100 - shade) / 100;	1496	c.r = c.r * (200 - shade) / 100;
1530	low.g = 65535 * (100 - shade) / 100;	1497	c.g = c.g * (200 - shade) / 100;
1531	low.b = 65535 * (100 - shade) / 100;	1498	c.b = c.b * (200 - shade) / 100;
		1499
		1500	low = 0xffff * (shade - 100) / 100;
1532	}	1501	}
1533	else	1502	else
1534	{	1503	{
1535	high.r = c.r * shade / 100;	1504	c.r = c.r * shade / 100;
1536	high.g = c.g * shade / 100;	1505	c.g = c.g * shade / 100;
1537	high.b = c.b * shade / 100;	1506	c.b = c.b * shade / 100;
1538		1507
1539	low.r = low.g = low.b = 0;	1508	low = 0;
1540	}	1509	}
1541		1510
1542	/* fill our lookup tables */	1511	/* fill our lookup tables */
1543	for (i = 0; i <= mask_r>>sh_r; i++)	1512	fill_lut (lookup_r, mask_r, sh_r, low, c.r);
1544	{	1513	fill_lut (lookup_g, mask_g, sh_g, low, c.g);
1545	uint32_t tmp;	1514	fill_lut (lookup_b, mask_b, sh_b, low, c.b);
1546	tmp = i * high.r;
1547	tmp += (mask_r>>sh_r) * low.r;
1548	lookup_r[i] = (tmp/65535)<<sh_r;
1549	}
1550	for (i = 0; i <= mask_g>>sh_g; i++)
1551	{
1552	uint32_t tmp;
1553	tmp = i * high.g;
1554	tmp += (mask_g>>sh_g) * low.g;
1555	lookup_g[i] = (tmp/65535)<<sh_g;
1556	}
1557	for (i = 0; i <= mask_b>>sh_b; i++)
1558	{
1559	uint32_t tmp;
1560	tmp = i * high.b;
1561	tmp += (mask_b>>sh_b) * low.b;
1562	lookup_b[i] = (tmp/65535)<<sh_b;
1563	}
1564		1515
1565	/* apply table to input image (replacing colors by newly calculated ones) */	1516	/* apply table to input image (replacing colors by newly calculated ones) */
1566	if (ximage->bits_per_pixel == 32	1517	if (ximage->bits_per_pixel == 32
1567	&& (ximage->depth == 24 \|\| ximage->depth == 32)	1518	&& (ximage->depth == 24 \|\| ximage->depth == 32)
1568	&& ximage->byte_order == host_byte_order)	1519	&& ximage->byte_order == host_byte_order)

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Comparing rxvt-unicode/src/background.C (file contents): Revision 1.147 by root, Mon Feb 21 07:40:59 2011 UTC vs. Revision 1.200 by sf-exg, Thu Jan 19 13:33:43 2012 UTC

Diff Legend

Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.147 by root, Mon Feb 21 07:40:59 2011 UTC vs.
Revision 1.200 by sf-exg, Thu Jan 19 13:33:43 2012 UTC