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

Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.206 by sf-exg, Thu Apr 12 10:22:50 2012 UTC vs.
Revision 1.235 by sf-exg, Thu Jun 7 09:34:51 2012 UTC

…		…
3	----------------------------------------------------------------------	3	----------------------------------------------------------------------
4	*	4	*
5	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
6	* Copyright (c) 2005-2008 Marc Lehmann <schmorp@schmorp.de>	6	* Copyright (c) 2005-2008 Marc Lehmann <schmorp@schmorp.de>
7	* Copyright (c) 2007 Sasha Vasko <sasha@aftercode.net>	7	* Copyright (c) 2007 Sasha Vasko <sasha@aftercode.net>
8	* Copyright (c) 2010 Emanuele Giaquinta <e.giaquinta@glauco.it>	8	* Copyright (c) 2010-2012 Emanuele Giaquinta <e.giaquinta@glauco.it>
9	*	9	*
10	* This program is free software; you can redistribute it and/or modify	10	* This program is free software; you can redistribute it and/or modify
11	* it under the terms of the GNU General Public License as published by	11	* it under the terms of the GNU General Public License as published by
12	* the Free Software Foundation; either version 2 of the License, or	12	* the Free Software Foundation; either version 2 of the License, or
13	* (at your option) any later version.	13	* (at your option) any later version.
…		…
58	# endif	58	# endif
59		59
60	void	60	void
61	rxvt_term::bg_destroy ()	61	rxvt_term::bg_destroy ()
62	{	62	{
63	#ifdef HAVE_PIXBUF	63	# if BG_IMAGE_FROM_FILE
64	if (pixbuf)	64	fimage.destroy ();
65	g_object_unref (pixbuf);
66	#endif	65	# endif
67		66
68	if (bg_pixmap)	67	if (bg_pixmap)
69	XFreePixmap (dpy, bg_pixmap);	68	XFreePixmap (dpy, bg_pixmap);
70	}	69	}
71		70
…		…
84	}	83	}
85		84
86	bool	85	bool
87	rxvt_term::bg_window_size_sensitive ()	86	rxvt_term::bg_window_size_sensitive ()
88	{	87	{
89	# ifdef ENABLE_TRANSPARENCY	88	# if ENABLE_TRANSPARENCY
90	if (bg_flags & BG_IS_TRANSPARENT)	89	if (bg_flags & BG_IS_TRANSPARENT)
91	return true;	90	return true;
92	# endif	91	# endif
93		92
94	# ifdef BG_IMAGE_FROM_FILE	93	# if BG_IMAGE_FROM_FILE
95	if (bg_flags & BG_IS_FROM_FILE)	94	if (fimage.flags & IM_IS_SET)
96	{	95	{
97	if (bg_flags & BG_IS_SIZE_SENSITIVE)	96	if ((fimage.flags & IM_IS_SIZE_SENSITIVE)
		97	\|\| fimage.width () > szHint.width
		98	\|\| fimage.height () > szHint.height)
98	return true;	99	return true;
99	}	100	}
100	# endif	101	# endif
101		102
102	return false;	103	return false;
103	}	104	}
104		105
105	bool	106	bool
106	rxvt_term::bg_window_position_sensitive ()	107	rxvt_term::bg_window_position_sensitive ()
107	{	108	{
108	# ifdef ENABLE_TRANSPARENCY	109	# if ENABLE_TRANSPARENCY
109	if (bg_flags & BG_IS_TRANSPARENT)	110	if (bg_flags & BG_IS_TRANSPARENT)
110	return true;	111	return true;
111	# endif	112	# endif
112		113
113	# ifdef BG_IMAGE_FROM_FILE	114	# if BG_IMAGE_FROM_FILE
114	if (bg_flags & BG_IS_FROM_FILE)	115	if (fimage.flags & IM_IS_SET)
115	{	116	{
116	if (bg_flags & BG_ROOT_ALIGN)	117	if (fimage.flags & IM_ROOT_ALIGN)
117	return true;	118	return true;
118	}	119	}
119	# endif	120	# endif
120		121
121	return false;	122	return false;
122	}	123	}
123		124
124	# ifdef BG_IMAGE_FROM_FILE	125	# if BG_IMAGE_FROM_FILE
125	static inline int	126	static inline int
126	make_align_position (int align, int window_size, int image_size)	127	make_align_position (int align, int window_size, int image_size)
127	{	128	{
128	if (align >= 0 && align <= 100)	129	if (align >= 0 && align <= 100)
129	return lerp (0, window_size - image_size, align);	130	return lerp (0, window_size - image_size, align);
…		…
148		149
149	min_it (dst_size, target_size - dst_pos);	150	min_it (dst_size, target_size - dst_pos);
150	return src_pos;	151	return src_pos;
151	}	152	}
152		153
		154	static void
		155	parse_style (const char *style, int &x, int &y, unsigned int &w, unsigned int &h, uint8_t &flags)
		156	{
		157	if (!strcasecmp (style, "tiled"))
		158	{
		159	flags = IM_TILE;
		160	w = h = noScale;
		161	x = y = 0;
		162	}
		163	else if (!strcasecmp (style, "aspect-stretched"))
		164	{
		165	flags = IM_KEEP_ASPECT;
		166	w = h = windowScale;
		167	x = y = centerAlign;
		168	}
		169	else if (!strcasecmp (style, "stretched"))
		170	{
		171	flags = 0;
		172	w = h = windowScale;
		173	x = y = centerAlign;
		174	}
		175	else if (!strcasecmp (style, "centered"))
		176	{
		177	flags = 0;
		178	w = h = noScale;
		179	x = y = centerAlign;
		180	}
		181	else if (!strcasecmp (style, "root-tiled"))
		182	{
		183	flags = IM_TILE\|IM_ROOT_ALIGN;
		184	w = h = noScale;
		185	x = y = 0;
		186	}
		187	}
		188
153	bool	189	bool
154	rxvt_term::bg_set_geometry (const char *geom, bool update)	190	rxvt_image::set_geometry (const char *geom, bool update)
155	{	191	{
156	bool changed = false;	192	bool changed = false;
157	int geom_flags = 0;	193	int geom_flags = 0;
158	int x = h_align;	194	int x = h_align;
159	int y = v_align;	195	int y = v_align;
160	unsigned int w = h_scale;	196	unsigned int w = h_scale;
161	unsigned int h = v_scale;	197	unsigned int h = v_scale;
162	unsigned long new_flags = 0;	198	uint8_t new_flags = 0;
163		199
164	if (geom == NULL)	200	if (geom == NULL)
165	return false;	201	return false;
166		202
167	if (geom[0])	203	if (geom[0])
168	{	204	{
169	char **arr = rxvt_strsplit (':', geom);	205	char **arr = rxvt_strsplit (':', geom);
170		206
171	for (int i = 0; arr[i]; i++)	207	for (int i = 0; arr[i]; i++)
172	{	208	{
173	if (!strcasecmp (arr[i], "style=tiled"))	209	if (!strncasecmp (arr[i], "style=", 6))
174	{	210	{
175	new_flags = BG_TILE;	211	parse_style (arr[i] + 6, x, y, w, h, new_flags);
176	w = h = noScale;
177	x = y = 0;
178	geom_flags = WidthValue\|HeightValue\|XValue\|YValue;	212	geom_flags = WidthValue\|HeightValue\|XValue\|YValue;
179	}	213	}
180	else if (!strcasecmp (arr[i], "style=aspect-stretched"))
181	{
182	new_flags = BG_KEEP_ASPECT;
183	w = h = windowScale;
184	x = y = centerAlign;
185	geom_flags = WidthValue\|HeightValue\|XValue\|YValue;
186	}
187	else if (!strcasecmp (arr[i], "style=stretched"))
188	{
189	new_flags = 0;
190	w = h = windowScale;
191	geom_flags = WidthValue\|HeightValue;
192	}
193	else if (!strcasecmp (arr[i], "style=centered"))
194	{
195	new_flags = 0;
196	w = h = noScale;
197	x = y = centerAlign;
198	geom_flags = WidthValue\|HeightValue\|XValue\|YValue;
199	}
200	else if (!strcasecmp (arr[i], "style=root-tiled"))
201	{
202	new_flags = BG_TILE\|BG_ROOT_ALIGN;
203	w = h = noScale;
204	geom_flags = WidthValue\|HeightValue;
205	}
206	else if (!strcasecmp (arr[i], "op=tile"))	214	else if (!strcasecmp (arr[i], "op=tile"))
207	new_flags \|= BG_TILE;	215	new_flags \|= IM_TILE;
208	else if (!strcasecmp (arr[i], "op=keep-aspect"))	216	else if (!strcasecmp (arr[i], "op=keep-aspect"))
209	new_flags \|= BG_KEEP_ASPECT;	217	new_flags \|= IM_KEEP_ASPECT;
210	else if (!strcasecmp (arr[i], "op=root-align"))	218	else if (!strcasecmp (arr[i], "op=root-align"))
211	new_flags \|= BG_ROOT_ALIGN;	219	new_flags \|= IM_ROOT_ALIGN;
212		220
213	// deprecated	221	// deprecated
214	else if (!strcasecmp (arr[i], "tile"))	222	else if (!strcasecmp (arr[i], "tile"))
215	{	223	{
216	new_flags \|= BG_TILE;	224	new_flags \|= IM_TILE;
217	w = h = noScale;	225	w = h = noScale;
218	geom_flags \|= WidthValue\|HeightValue;	226	geom_flags \|= WidthValue\|HeightValue;
219	}	227	}
220	else if (!strcasecmp (arr[i], "propscale"))	228	else if (!strcasecmp (arr[i], "propscale"))
221	{	229	{
222	new_flags \|= BG_KEEP_ASPECT;	230	new_flags \|= IM_KEEP_ASPECT;
223	w = h = windowScale;	231	w = h = windowScale;
224	geom_flags \|= WidthValue\|HeightValue;	232	geom_flags \|= WidthValue\|HeightValue;
225	}	233	}
226	else if (!strcasecmp (arr[i], "hscale"))	234	else if (!strcasecmp (arr[i], "hscale"))
227	{	235	{
228	new_flags \|= BG_TILE;	236	new_flags \|= IM_TILE;
229	w = windowScale;	237	w = windowScale;
230	h = noScale;	238	h = noScale;
231	geom_flags \|= WidthValue\|HeightValue;	239	geom_flags \|= WidthValue\|HeightValue;
232	}	240	}
233	else if (!strcasecmp (arr[i], "vscale"))	241	else if (!strcasecmp (arr[i], "vscale"))
234	{	242	{
235	new_flags \|= BG_TILE;	243	new_flags \|= IM_TILE;
236	h = windowScale;	244	h = windowScale;
237	w = noScale;	245	w = noScale;
238	geom_flags \|= WidthValue\|HeightValue;	246	geom_flags \|= WidthValue\|HeightValue;
239	}	247	}
240	else if (!strcasecmp (arr[i], "scale"))	248	else if (!strcasecmp (arr[i], "scale"))
…		…
248	x = y = centerAlign;	256	x = y = centerAlign;
249	geom_flags \|= WidthValue\|HeightValue\|XValue\|YValue;	257	geom_flags \|= WidthValue\|HeightValue\|XValue\|YValue;
250	}	258	}
251	else if (!strcasecmp (arr[i], "root"))	259	else if (!strcasecmp (arr[i], "root"))
252	{	260	{
253	new_flags \|= BG_TILE\|BG_ROOT_ALIGN;	261	new_flags \|= IM_TILE\|IM_ROOT_ALIGN;
254	w = h = noScale;	262	w = h = noScale;
255	geom_flags \|= WidthValue\|HeightValue;	263	geom_flags \|= WidthValue\|HeightValue;
256	}	264	}
257		265
258	else	266	else
…		…
260	} /* done parsing ops */	268	} /* done parsing ops */
261		269
262	rxvt_free_strsplit (arr);	270	rxvt_free_strsplit (arr);
263	}	271	}
264		272
265	new_flags \|= bg_flags & ~BG_GEOMETRY_FLAGS;	273	new_flags \|= flags & ~IM_GEOMETRY_FLAGS;
266		274
267	if (!update)	275	if (!update)
268	{	276	{
269	if (!(geom_flags & XValue))	277	if (!(geom_flags & XValue))
270	x = y = defaultAlign;	278	x = y = defaultAlign;
…		…
277	h = w;	285	h = w;
278	else if (!(geom_flags & WidthValue))	286	else if (!(geom_flags & WidthValue))
279	w = h;	287	w = h;
280	}	288	}
281		289
282	min_it (w, 1000);
283	min_it (h, 1000);
284	clamp_it (x, -100, 200);	290	clamp_it (x, -100, 200);
285	clamp_it (y, -100, 200);	291	clamp_it (y, -100, 200);
286		292
287	if (bg_flags != new_flags	293	if (flags != new_flags
288	\|\| h_scale != w	294	\|\| h_scale != w
289	\|\| v_scale != h	295	\|\| v_scale != h
290	\|\| h_align != x	296	\|\| h_align != x
291	\|\| v_align != y)	297	\|\| v_align != y)
292	{	298	{
293	bg_flags = new_flags;	299	flags = new_flags;
294	h_scale = w;	300	h_scale = w;
295	v_scale = h;	301	v_scale = h;
296	h_align = x;	302	h_align = x;
297	v_align = y;	303	v_align = y;
298	changed = true;	304	changed = true;
299	}	305	}
300		306
		307	if (is_size_sensitive ())
		308	flags \|= IM_IS_SIZE_SENSITIVE;
		309	else
		310	flags &= ~IM_IS_SIZE_SENSITIVE;
		311
301	return changed;	312	return changed;
302	}	313	}
303		314
304	void	315	void
305	rxvt_term::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)	316	rxvt_term::get_image_geometry (rxvt_image &image, int &w, int &h, int &x, int &y)
306	{	317	{
		318	int image_width = image.width ();
		319	int image_height = image.height ();
307	int target_width = szHint.width;	320	int target_width = szHint.width;
308	int target_height = szHint.height;	321	int target_height = szHint.height;
		322	int h_scale = min (image.h_scale, 32767 * 100 / target_width);
		323	int v_scale = min (image.v_scale, 32767 * 100 / target_height);
309		324
310	w = h_scale * target_width / 100;	325	w = h_scale * target_width / 100;
311	h = v_scale * target_height / 100;	326	h = v_scale * target_height / 100;
312		327
313	if (bg_flags & BG_KEEP_ASPECT)	328	if (image.flags & IM_KEEP_ASPECT)
314	{	329	{
315	float scale = (float)w / image_width;	330	float scale = (float)w / image_width;
316	min_it (scale, (float)h / image_height);	331	min_it (scale, (float)h / image_height);
317	w = image_width * scale + 0.5;	332	w = image_width * scale + 0.5;
318	h = image_height * scale + 0.5;	333	h = image_height * scale + 0.5;
319	}	334	}
320		335
321	if (!w) w = image_width;	336	if (!w) w = image_width;
322	if (!h) h = image_height;	337	if (!h) h = image_height;
323		338
324	if (bg_flags & BG_ROOT_ALIGN)	339	if (image.flags & IM_ROOT_ALIGN)
325	{	340	{
326	x = -target_x;	341	x = -target_x;
327	y = -target_y;	342	y = -target_y;
328	}	343	}
329	else	344	else
330	{	345	{
331	x = make_align_position (h_align, target_width, w);	346	x = make_align_position (image.h_align, target_width, w);
332	y = make_align_position (v_align, target_height, h);	347	y = make_align_position (image.v_align, target_height, h);
333	}	348	}
334
335	if (!(bg_flags & BG_TILE)
336	\|\| h_scale \|\| v_scale
337	\|\| (!(bg_flags & BG_ROOT_ALIGN) && (h_align \|\| v_align))
338	\|\| image_width > target_width \|\| image_height > target_height)
339	bg_flags \|= BG_IS_SIZE_SENSITIVE;
340	else
341	bg_flags &= ~BG_IS_SIZE_SENSITIVE;
342	}	349	}
343		350
344	# ifdef HAVE_PIXBUF	351	# if HAVE_PIXBUF
345	bool	352	bool
346	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,	353	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
347	int src_x, int src_y, int dst_x, int dst_y,	354	int src_x, int src_y, int dst_x, int dst_y,
348	unsigned int width, unsigned int height)	355	unsigned int width, unsigned int height, bool argb)
349	{	356	{
350	XImage *ximage;	357	XImage *ximage;
351	char data, line;	358	char *line;
352	int bytes_per_pixel;
353	int width_r, width_g, width_b;	359	int width_r, width_g, width_b, width_a;
354	int sh_r, sh_g, sh_b;	360	int sh_r, sh_g, sh_b, sh_a;
		361	uint32_t red_mask, green_mask, blue_mask, alpha_mask;
355	int rowstride;	362	int rowstride;
356	int channels;	363	int channels;
357	unsigned char *row;	364	unsigned char *row;
358		365
359	if (visual->c_class != TrueColor)	366	if (visual->c_class != TrueColor)
360	return false;	367	return false;
361		368
362	if (depth == 24 \|\| depth == 32)	369	if (argb)
363	bytes_per_pixel = 4;	370	{
364	else if (depth == 15 \|\| depth == 16)	371	red_mask = 0xff << 16;
365	bytes_per_pixel = 2;	372	green_mask = 0xff << 8;
		373	blue_mask = 0xff;
		374	alpha_mask = 0xff << 24;
		375	}
366	else	376	else
		377	{
		378	red_mask = visual->red_mask;
		379	green_mask = visual->green_mask;
		380	blue_mask = visual->blue_mask;
		381	#if XRENDER
		382	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		383	if (format)
		384	alpha_mask = (uint32_t)format->direct.alphaMask << format->direct.alpha;
		385	else
		386	#endif
		387	alpha_mask = 0;
		388	}
		389
		390	width_r = ecb_popcount32 (red_mask);
		391	width_g = ecb_popcount32 (green_mask);
		392	width_b = ecb_popcount32 (blue_mask);
		393	width_a = ecb_popcount32 (alpha_mask);
		394
		395	if (width_r > 8 \|\| width_g > 8 \|\| width_b > 8 \|\| width_a > 8)
367	return false;	396	return false;
368		397
369	width_r = ecb_popcount32 (visual->red_mask);	398	sh_r = ecb_ctz32 (red_mask);
370	width_g = ecb_popcount32 (visual->green_mask);	399	sh_g = ecb_ctz32 (green_mask);
371	width_b = ecb_popcount32 (visual->blue_mask);	400	sh_b = ecb_ctz32 (blue_mask);
		401	sh_a = ecb_ctz32 (alpha_mask);
372		402
373	if (width_r > 8 \|\| width_g > 8 \|\| width_b > 8)	403	if (width > 32767 \|\| height > 32767)
374	return false;	404	return false;
375		405
376	sh_r = ecb_ctz32 (visual->red_mask);	406	ximage = XCreateImage (dpy, visual, argb ? 32 : depth, ZPixmap, 0, 0,
377	sh_g = ecb_ctz32 (visual->green_mask);	407	width, height, 32, 0);
378	sh_b = ecb_ctz32 (visual->blue_mask);	408	if (!ximage)
379
380	if (width > INT_MAX / height / bytes_per_pixel)
381	return false;	409	return false;
382		410
383	data = (char )malloc (width height * bytes_per_pixel);	411	if (height > INT_MAX / ximage->bytes_per_line
384	if (!data)	412	\|\| !(ximage->data = (char )malloc (height ximage->bytes_per_line)))
385	return false;
386
387	ximage = XCreateImage (dpy, visual, depth, ZPixmap, 0, data,
388	width, height, bytes_per_pixel * 8, 0);
389	if (!ximage)
390	{	413	{
391	free (data);	414	XDestroyImage (ximage);
392	return false;	415	return false;
393	}	416	}
394		417
395	ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;	418	ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
396		419
397	rowstride = gdk_pixbuf_get_rowstride (pixbuf);	420	rowstride = gdk_pixbuf_get_rowstride (pixbuf);
398	channels = gdk_pixbuf_get_n_channels (pixbuf);	421	channels = gdk_pixbuf_get_n_channels (pixbuf);
399	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;	422	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
400	line = data;	423	line = ximage->data;
		424
		425	rgba c (0, 0, 0);
		426
		427	if (channels == 4 && alpha_mask == 0)
		428	{
		429	pix_colors[Color_bg].get (c);
		430	c.r >>= 8;
		431	c.g >>= 8;
		432	c.b >>= 8;
		433	}
401		434
402	for (int y = 0; y < height; y++)	435	for (int y = 0; y < height; y++)
403	{	436	{
404	for (int x = 0; x < width; x++)	437	for (int x = 0; x < width; x++)
405	{	438	{
406	unsigned char pixel = row + x channels;	439	unsigned char pixel = row + x channels;
407	uint32_t value;	440	uint32_t value;
		441	unsigned char r, g, b, a;
408		442
		443	if (channels == 4)
		444	{
		445	a = pixel[3];
		446	r = (pixel[0] * a + c.r * (0xff - a)) / 0xff;
		447	g = (pixel[1] * a + c.g * (0xff - a)) / 0xff;
		448	b = (pixel[2] * a + c.b * (0xff - a)) / 0xff;
		449	}
		450	else
		451	{
		452	a = 0xff;
		453	r = pixel[0];
		454	g = pixel[1];
		455	b = pixel[2];
		456	}
		457
409	value = ((pixel[0] >> (8 - width_r)) << sh_r)	458	value = ((r >> (8 - width_r)) << sh_r)
410	\| ((pixel[1] >> (8 - width_g)) << sh_g)	459	\| ((g >> (8 - width_g)) << sh_g)
411	\| ((pixel[2] >> (8 - width_b)) << sh_b);	460	\| ((b >> (8 - width_b)) << sh_b)
		461	\| ((a >> (8 - width_a)) << sh_a);
412		462
413	if (bytes_per_pixel == 4)	463	if (ximage->bits_per_pixel == 32)
414	((uint32_t *)line)[x] = value;	464	((uint32_t *)line)[x] = value;
415	else	465	else
416	((uint16_t *)line)[x] = value;	466	XPutPixel (ximage, x, y, value);
417	}	467	}
418		468
419	row += rowstride;	469	row += rowstride;
420	line += ximage->bytes_per_line;	470	line += ximage->bytes_per_line;
421	}	471	}
…		…
424	XDestroyImage (ximage);	474	XDestroyImage (ximage);
425	return true;	475	return true;
426	}	476	}
427		477
428	bool	478	bool
429	rxvt_term::render_image (bool transparent)	479	rxvt_term::render_image (rxvt_image &image)
430	{	480	{
		481	GdkPixbuf *pixbuf = image.pixbuf;
431	if (!pixbuf)	482	if (!pixbuf)
432	return false;	483	return false;
433		484
434	if (transparent	485	bool need_blend = bg_flags & BG_IS_VALID;
		486
		487	if (need_blend
435	&& !(bg_flags & BG_HAS_RENDER))	488	&& !(display->flags & DISPLAY_HAS_RENDER))
436	return false;	489	return false;
437		490
438	GdkPixbuf *result;	491	GdkPixbuf *result;
439		492
440	int image_width = gdk_pixbuf_get_width (pixbuf);	493	int image_width = gdk_pixbuf_get_width (pixbuf);
…		…
448	int x = 0;	501	int x = 0;
449	int y = 0;	502	int y = 0;
450	int w = 0;	503	int w = 0;
451	int h = 0;	504	int h = 0;
452		505
453	get_image_geometry (image_width, image_height, w, h, x, y);	506	get_image_geometry (image, w, h, x, y);
454		507
455	if (!(bg_flags & BG_ROOT_ALIGN)	508	if (!(image.flags & IM_ROOT_ALIGN)
456	&& (x >= target_width	509	&& (x >= target_width
457	\|\| y >= target_height	510	\|\| y >= target_height
458	\|\| x + w <= 0	511	\|\| x + w <= 0
459	\|\| y + h <= 0))	512	\|\| y + h <= 0))
460	return false;	513	return false;
…		…
474		527
475	bool ret = false;	528	bool ret = false;
476		529
477	XGCValues gcv;	530	XGCValues gcv;
478	GC gc;	531	GC gc;
479	Pixmap root_pmap;	532	Pixmap tmp_pixmap;
480		533
481	image_width = gdk_pixbuf_get_width (result);	534	image_width = gdk_pixbuf_get_width (result);
482	image_height = gdk_pixbuf_get_height (result);	535	image_height = gdk_pixbuf_get_height (result);
483		536
484	if (transparent)	537	if (need_blend)
485	{	538	tmp_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, 32);
486	root_pmap = bg_pixmap;
487	bg_pixmap = None;
488	}
489	else	539	else
490	{	540	{
491	if (bg_flags & BG_TILE)	541	if (image.flags & IM_TILE)
492	{	542	{
493	new_pmap_width = min (image_width, target_width);	543	new_pmap_width = min (image_width, target_width);
494	new_pmap_height = min (image_height, target_height);	544	new_pmap_height = min (image_height, target_height);
495	}	545	}
496	}
497		546
498	if (bg_pixmap == None	547	if (bg_pixmap == None
499	\|\| bg_pmap_width != new_pmap_width	548	\|\| bg_pmap_width != new_pmap_width
500	\|\| bg_pmap_height != new_pmap_height)	549	\|\| bg_pmap_height != new_pmap_height)
501	{	550	{
502	if (bg_pixmap)	551	if (bg_pixmap)
503	XFreePixmap (dpy, bg_pixmap);	552	XFreePixmap (dpy, bg_pixmap);
504	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);	553	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
505	bg_pmap_width = new_pmap_width;	554	bg_pmap_width = new_pmap_width;
506	bg_pmap_height = new_pmap_height;	555	bg_pmap_height = new_pmap_height;
		556	}
		557
		558	tmp_pixmap = bg_pixmap;
507	}	559	}
508		560
509	gcv.foreground = pix_colors[Color_bg];	561	gcv.foreground = pix_colors[Color_bg];
510	gc = XCreateGC (dpy, vt, GCForeground, &gcv);	562	gc = XCreateGC (dpy, tmp_pixmap, GCForeground, &gcv);
511		563
512	if (gc)	564	if (gc)
513	{	565	{
514	if (bg_flags & BG_TILE)	566	if (image.flags & IM_TILE)
515	{	567	{
516	Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth);	568	Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, need_blend ? 32 : depth);
517	pixbuf_to_pixmap (result, tile, gc,	569	pixbuf_to_pixmap (result, tile, gc,
518	0, 0,	570	0, 0,
519	0, 0,	571	0, 0,
520	image_width, image_height);	572	image_width, image_height, need_blend);
521		573
522	gcv.tile = tile;	574	gcv.tile = tile;
523	gcv.fill_style = FillTiled;	575	gcv.fill_style = FillTiled;
524	gcv.ts_x_origin = x;	576	gcv.ts_x_origin = x;
525	gcv.ts_y_origin = y;	577	gcv.ts_y_origin = y;
526	XChangeGC (dpy, gc, GCFillStyle \| GCTile \| GCTileStipXOrigin \| GCTileStipYOrigin, &gcv);	578	XChangeGC (dpy, gc, GCFillStyle \| GCTile \| GCTileStipXOrigin \| GCTileStipYOrigin, &gcv);
527		579
528	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	580	XFillRectangle (dpy, tmp_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
529	XFreePixmap (dpy, tile);	581	XFreePixmap (dpy, tile);
530	}	582	}
531	else	583	else
532	{	584	{
533	int src_x, src_y, dst_x, dst_y;	585	int src_x, src_y, dst_x, dst_y;
…		…
537	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);	589	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);
538		590
539	if (dst_x > 0 \|\| dst_y > 0	591	if (dst_x > 0 \|\| dst_y > 0
540	\|\| dst_x + dst_width < new_pmap_width	592	\|\| dst_x + dst_width < new_pmap_width
541	\|\| dst_y + dst_height < new_pmap_height)	593	\|\| dst_y + dst_height < new_pmap_height)
542	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	594	XFillRectangle (dpy, tmp_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
543		595
544	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	596	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
545	pixbuf_to_pixmap (result, bg_pixmap, gc,	597	pixbuf_to_pixmap (result, tmp_pixmap, gc,
546	src_x, src_y,	598	src_x, src_y,
547	dst_x, dst_y,	599	dst_x, dst_y,
548	dst_width, dst_height);	600	dst_width, dst_height, need_blend);
549	}	601	}
		602
		603	if (image.need_blur ())
		604	blur_pixmap (tmp_pixmap, new_pmap_width, new_pmap_height, need_blend, image.h_blurRadius, image.v_blurRadius);
		605	if (image.need_tint ())
		606	tint_pixmap (tmp_pixmap, new_pmap_width, new_pmap_height, need_blend, image.tint, image.tint_set, image.shade);
550		607
551	#if XRENDER	608	#if XRENDER
552	if (transparent)	609	if (need_blend)
553	{	610	{
		611	XRenderPictFormat *argb_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
554	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	612	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
555		613
556	Picture src = XRenderCreatePicture (dpy, root_pmap, format, 0, 0);	614	Picture src = XRenderCreatePicture (dpy, tmp_pixmap, argb_format, 0, 0);
557		615
558	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, format, 0, 0);	616	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, format, 0, 0);
559		617
560	Picture mask = create_xrender_mask (dpy, vt, False, False);	618	Picture mask = create_xrender_mask (dpy, vt, False, False);
561		619
562	XRenderColor mask_c;	620	XRenderColor mask_c;
563		621
564	mask_c.alpha = 0x8000;	622	mask_c.alpha = image.alpha;
565	mask_c.red =	623	mask_c.red =
566	mask_c.green =	624	mask_c.green =
567	mask_c.blue = 0;	625	mask_c.blue = 0;
568	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);	626	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
569		627
…		…
581	}	639	}
582		640
583	if (result != pixbuf)	641	if (result != pixbuf)
584	g_object_unref (result);	642	g_object_unref (result);
585		643
586	if (transparent)	644	if (need_blend)
587	XFreePixmap (dpy, root_pmap);	645	XFreePixmap (dpy, tmp_pixmap);
588		646
589	return ret;	647	return ret;
590	}	648	}
591	# endif /* HAVE_PIXBUF */	649	# endif /* HAVE_PIXBUF */
592		650
		651	rxvt_image::rxvt_image ()
		652	{
		653	alpha = 0xffff;
		654	flags = 0;
		655	h_scale =
		656	v_scale = defaultScale;
		657	h_align =
		658	v_align = defaultAlign;
		659
		660	# if HAVE_PIXBUF
		661	pixbuf = 0;
		662	# endif
		663	}
		664
593	bool	665	bool
594	rxvt_term::bg_set_file (const char *file)	666	rxvt_image::set_file_geometry (const char *file)
595	{	667	{
596	if (!file \|\| !*file)	668	if (!file \|\| !*file)
597	return false;	669	return false;
598		670
599	bool ret = false;
600	const char *p = strchr (file, ';');	671	const char *p = strchr (file, ';');
601		672
602	if (p)	673	if (p)
603	{	674	{
604	size_t len = p - file;	675	size_t len = p - file;
…		…
606	memcpy (f, file, len);	677	memcpy (f, file, len);
607	f[len] = '\0';	678	f[len] = '\0';
608	file = f;	679	file = f;
609	}	680	}
610		681
		682	bool ret = set_file (file);
		683	alpha = 0x8000;
		684	if (ret)
		685	set_geometry (p ? p + 1 : "");
		686	return ret;
		687	}
		688
		689	bool
		690	rxvt_image::set_file (const char *file)
		691	{
		692	bool ret = false;
		693
611	# ifdef HAVE_PIXBUF	694	# if HAVE_PIXBUF
612	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);	695	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
613	if (image)	696	if (image)
614	{	697	{
615	if (pixbuf)	698	if (pixbuf)
616	g_object_unref (pixbuf);	699	g_object_unref (pixbuf);
617	pixbuf = image;	700	pixbuf = image;
618	bg_flags \|= BG_IS_FROM_FILE;
619	ret = true;	701	ret = true;
620	}	702	}
621	# endif	703	# endif
622		704
623	if (ret)	705	if (ret)
624	{	706	flags \|= IM_IS_SET;
625	if (p)
626	bg_set_geometry (p + 1);
627	else
628	bg_set_default_geometry ();
629	}
630		707
631	return ret;	708	return ret;
632	}	709	}
633		710
634	# endif /* BG_IMAGE_FROM_FILE */	711	# endif /* BG_IMAGE_FROM_FILE */
635		712
636	# ifdef ENABLE_TRANSPARENCY
637	bool	713	bool
638	rxvt_term::bg_set_transparent ()	714	image_effects::set_blur (const char *geom)
639	{
640	if (!(bg_flags & BG_IS_TRANSPARENT))
641	{
642	bg_flags \|= BG_IS_TRANSPARENT;
643	return true;
644	}
645
646	return false;
647	}
648
649	bool
650	rxvt_term::bg_set_blur (const char *geom)
651	{	715	{
652	bool changed = false;	716	bool changed = false;
653	unsigned int hr, vr;	717	unsigned int hr, vr;
654	int junk;	718	int junk;
655	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);	719	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
…		…
672	{	736	{
673	changed = true;	737	changed = true;
674	v_blurRadius = vr;	738	v_blurRadius = vr;
675	}	739	}
676		740
677	if (h_blurRadius && v_blurRadius)
678	bg_flags \|= BG_NEEDS_BLUR;
679	else
680	bg_flags &= ~BG_NEEDS_BLUR;
681
682	return changed;	741	return changed;
683	}	742	}
684		743
685	void
686	rxvt_term::set_tint_shade_flags ()
687	{
688	if (shade != 100 \|\| (bg_flags & BG_TINT_SET))
689	bg_flags \|= BG_NEEDS_TINT;
690	else
691	bg_flags &= ~BG_NEEDS_TINT;
692	}
693
694	bool	744	bool
695	rxvt_term::bg_set_tint (rxvt_color &new_tint)	745	image_effects::set_tint (const rxvt_color &new_tint)
696	{	746	{
697	if (!(bg_flags & BG_TINT_SET) \|\| tint != new_tint)	747	if (!tint_set \|\| tint != new_tint)
698	{	748	{
699	tint = new_tint;	749	tint = new_tint;
700	bg_flags \|= BG_TINT_SET;	750	tint_set = true;
701		751
702	rgba c;
703	tint.get (c);
704	if ((c.r <= 0x00ff \|\| c.r >= 0xff00)
705	&& (c.g <= 0x00ff \|\| c.g >= 0xff00)
706	&& (c.b <= 0x00ff \|\| c.b >= 0xff00))
707	bg_flags \|= BG_TINT_BITAND;
708	else
709	bg_flags &= ~BG_TINT_BITAND;
710
711	set_tint_shade_flags ();
712	return true;	752	return true;
713	}	753	}
714		754
715	return false;	755	return false;
716	}	756	}
717		757
718	bool	758	bool
719	rxvt_term::bg_set_shade (const char *shade_str)	759	image_effects::set_shade (const char *shade_str)
720	{	760	{
721	int new_shade = atoi (shade_str);	761	int new_shade = atoi (shade_str);
722		762
723	clamp_it (new_shade, -100, 200);	763	clamp_it (new_shade, -100, 200);
724	if (new_shade < 0)	764	if (new_shade < 0)
725	new_shade = 200 - (100 + new_shade);	765	new_shade = 200 - (100 + new_shade);
726		766
727	if (new_shade != shade)	767	if (new_shade != shade)
728	{	768	{
729	shade = new_shade;	769	shade = new_shade;
730	set_tint_shade_flags ();
731	return true;	770	return true;
732	}	771	}
733		772
734	return false;	773	return false;
735	}	774	}
…		…
756	params[i+2] = XDoubleToFixed (kernel[i] / sum);	795	params[i+2] = XDoubleToFixed (kernel[i] / sum);
757	}	796	}
758	#endif	797	#endif
759		798
760	bool	799	bool
761	rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height, int depth)	800	rxvt_term::blur_pixmap (Pixmap pixmap, int width, int height, bool argb, int h_blurRadius, int v_blurRadius)
762	{	801	{
763	bool ret = false;	802	bool ret = false;
764	#if XRENDER	803	#if XRENDER
765	if (!(bg_flags & BG_HAS_RENDER_CONV))	804	if (!(display->flags & DISPLAY_HAS_RENDER_CONV))
766	return false;	805	return false;
767		806
768	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;	807	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
769	double kernel = (double )malloc (size * sizeof (double));	808	double kernel = (double )malloc (size * sizeof (double));
770	XFixed params = (XFixed )malloc ((size + 2) * sizeof (XFixed));	809	XFixed params = (XFixed )malloc ((size + 2) * sizeof (XFixed));
771		810
772	XRenderPictureAttributes pa;	811	XRenderPictureAttributes pa;
773	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	812	XRenderPictFormat *format = argb ? XRenderFindStandardFormat (dpy, PictStandardARGB32)
		813	: XRenderFindVisualFormat (dpy, visual);
774		814
775	pa.repeat = RepeatPad;	815	pa.repeat = RepeatPad;
776	Picture src = XRenderCreatePicture (dpy, pixmap, format, CPRepeat, &pa);	816	Picture src = XRenderCreatePicture (dpy, pixmap, format, CPRepeat, &pa);
777	Pixmap tmp = XCreatePixmap (dpy, pixmap, width, height, depth);	817	Pixmap tmp = XCreatePixmap (dpy, pixmap, width, height, depth);
778	Picture dst = XRenderCreatePicture (dpy, tmp, format, CPRepeat, &pa);	818	Picture dst = XRenderCreatePicture (dpy, tmp, format, CPRepeat, &pa);
…		…
821	#endif	861	#endif
822	return ret;	862	return ret;
823	}	863	}
824		864
825	bool	865	bool
826	rxvt_term::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	866	rxvt_term::tint_pixmap (Pixmap pixmap, int width, int height, bool argb, rxvt_color &tint, bool tint_set, int shade)
827	{	867	{
828	bool ret = false;	868	bool ret = false;
829		869
830	if (shade == 100 && (bg_flags & BG_TINT_BITAND))	870	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
		871
		872	if (tint_set)
		873	tint.get (c);
		874
		875	if (shade == 100
		876	&& (c.r <= 0x00ff \|\| c.r >= 0xff00)
		877	&& (c.g <= 0x00ff \|\| c.g >= 0xff00)
		878	&& (c.b <= 0x00ff \|\| c.b >= 0xff00))
831	{	879	{
832	XGCValues gcv;	880	XGCValues gcv;
833	GC gc;	881	GC gc;
834		882
835	/* In this case we can tint image server-side getting significant	883	/* In this case we can tint image server-side getting significant
…		…
845	ret = true;	893	ret = true;
846	XFreeGC (dpy, gc);	894	XFreeGC (dpy, gc);
847	}	895	}
848	}	896	}
849	# if XRENDER	897	# if XRENDER
850	else if (bg_flags & BG_HAS_RENDER)	898	else if (display->flags & DISPLAY_HAS_RENDER)
851	{	899	{
852	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
853
854	if (bg_flags & BG_TINT_SET)
855	tint.get (c);
856
857	if (shade <= 100)	900	if (shade <= 100)
858	{	901	{
859	c.r = c.r * shade / 100;	902	c.r = c.r * shade / 100;
860	c.g = c.g * shade / 100;	903	c.g = c.g * shade / 100;
861	c.b = c.b * shade / 100;	904	c.b = c.b * shade / 100;
…		…
865	c.r = c.r * (200 - shade) / 100;	908	c.r = c.r * (200 - shade) / 100;
866	c.g = c.g * (200 - shade) / 100;	909	c.g = c.g * (200 - shade) / 100;
867	c.b = c.b * (200 - shade) / 100;	910	c.b = c.b * (200 - shade) / 100;
868	}	911	}
869		912
870	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	913	XRenderPictFormat *format = argb ? XRenderFindStandardFormat (dpy, PictStandardARGB32)
		914	: XRenderFindVisualFormat (dpy, visual);
871		915
872	Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, 0);	916	Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, 0);
873		917
874	Picture overlay_pic = create_xrender_mask (dpy, pixmap, True, False);	918	Picture overlay_pic = create_xrender_mask (dpy, pixmap, True, False);
875		919
…		…
911	# endif	955	# endif
912		956
913	return ret;	957	return ret;
914	}	958	}
915		959
		960	# if ENABLE_TRANSPARENCY
916	/*	961	/*
917	* Builds a pixmap of the same size as the terminal window that contains	962	* Builds a pixmap of the same size as the terminal window that contains
918	* the tiled portion of the root pixmap that is supposed to be covered by	963	* the tiled portion of the root pixmap that is supposed to be covered by
919	* our window.	964	* our window.
920	*/	965	*/
921	bool	966	bool
922	rxvt_term::make_transparency_pixmap ()	967	rxvt_term::render_root_image ()
923	{	968	{
924	bool ret = false;	969	bool ret = false;
925		970
926	/* root dimensions may change from call to call - but Display structure should	971	/* root dimensions may change from call to call - but Display structure should
927	* be always up-to-date, so let's use it :	972	* be always up-to-date, so let's use it :
…		…
963	Pixmap recoded_root_pmap = root_pixmap;	1008	Pixmap recoded_root_pmap = root_pixmap;
964		1009
965	if (root_pixmap != None && root_depth != depth)	1010	if (root_pixmap != None && root_depth != depth)
966	{	1011	{
967	#if XRENDER	1012	#if XRENDER
968	if (bg_flags & BG_HAS_RENDER)	1013	if (display->flags & DISPLAY_HAS_RENDER)
969	{	1014	{
970	recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);	1015	recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);
971		1016
972	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));	1017	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
973	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, 0);	1018	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, 0);
…		…
1011		1056
1012	if (gc)	1057	if (gc)
1013	{	1058	{
1014	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);	1059	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);
1015	ret = true;	1060	ret = true;
1016	unsigned long tr_flags = bg_flags & BG_EFFECTS_FLAGS;	1061	bool need_blur = root_effects.need_blur ();
		1062	bool need_tint = root_effects.need_tint ();
1017		1063
1018	if (!(bg_flags & BG_CLIENT_RENDER))	1064	if (need_blur)
		1065	{
		1066	if (blur_pixmap (bg_pixmap, window_width, window_height, false,
		1067	root_effects.h_blurRadius, root_effects.v_blurRadius))
		1068	need_blur = false;
1019	{	1069	}
1020	if (bg_flags & BG_NEEDS_BLUR)	1070	if (need_tint)
		1071	{
		1072	if (tint_pixmap (bg_pixmap, window_width, window_height, false,
		1073	root_effects.tint, root_effects.tint_set, root_effects.shade))
		1074	need_tint = false;
		1075	}
		1076	if (need_tint)
		1077	{
		1078	XImage *ximage = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
		1079	if (ximage)
1021	{	1080	{
1022	if (blur_pixmap (bg_pixmap, visual, window_width, window_height, depth))	1081	/* our own client-side tinting */
1023	tr_flags &= ~BG_NEEDS_BLUR;	1082	tint_ximage (ximage, root_effects.tint, root_effects.tint_set, root_effects.shade);
		1083
		1084	XPutImage (dpy, bg_pixmap, gc, ximage, 0, 0, 0, 0, ximage->width, ximage->height);
		1085	XDestroyImage (ximage);
1024	}	1086	}
1025	if (bg_flags & BG_NEEDS_TINT)
1026	{
1027	if (tint_pixmap (bg_pixmap, visual, window_width, window_height))
1028	tr_flags &= ~BG_NEEDS_TINT;
1029	}	1087	}
1030	if (tr_flags & BG_NEEDS_TINT)
1031	{
1032	XImage *ximage = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
1033	if (ximage)
1034	{
1035	/* our own client-side tinting */
1036	tint_ximage (DefaultVisual (dpy, display->screen), ximage);
1037
1038	XPutImage (dpy, bg_pixmap, gc, ximage, 0, 0, 0, 0, ximage->width, ximage->height);
1039	XDestroyImage (ximage);
1040	}
1041	}
1042	} /* server side rendering completed */
1043		1088
1044	XFreeGC (dpy, gc);	1089	XFreeGC (dpy, gc);
1045	}	1090	}
1046		1091
1047	if (recoded_root_pmap != root_pixmap)	1092	if (recoded_root_pmap != root_pixmap)
…		…
1051	}	1096	}
1052		1097
1053	void	1098	void
1054	rxvt_term::bg_set_root_pixmap ()	1099	rxvt_term::bg_set_root_pixmap ()
1055	{	1100	{
1056	Pixmap new_root_pixmap = get_pixmap_property (xa[XA_XROOTPMAP_ID]);	1101	Pixmap new_root_pixmap = display->get_pixmap_property (xa[XA_XROOTPMAP_ID]);
1057	if (new_root_pixmap == None)	1102	if (new_root_pixmap == None)
1058	new_root_pixmap = get_pixmap_property (xa[XA_ESETROOT_PMAP_ID]);	1103	new_root_pixmap = display->get_pixmap_property (xa[XA_ESETROOT_PMAP_ID]);
1059		1104
1060	root_pixmap = new_root_pixmap;	1105	root_pixmap = new_root_pixmap;
1061	}	1106	}
1062	# endif /* ENABLE_TRANSPARENCY */	1107	# endif /* ENABLE_TRANSPARENCY */
1063		1108
1064	bool	1109	void
1065	rxvt_term::bg_render ()	1110	rxvt_term::bg_render ()
1066	{	1111	{
1067	bool transparent = false;	1112	if (bg_flags & BG_INHIBIT_RENDER)
		1113	return;
1068		1114
1069	bg_invalidate ();	1115	bg_invalidate ();
1070	# ifdef ENABLE_TRANSPARENCY	1116	# if ENABLE_TRANSPARENCY
1071	if (bg_flags & BG_IS_TRANSPARENT)	1117	if (bg_flags & BG_IS_TRANSPARENT)
1072	{	1118	{
1073	/* we need to re-generate transparency pixmap in that case ! */	1119	/* we need to re-generate transparency pixmap in that case ! */
1074	transparent = make_transparency_pixmap ();	1120	if (render_root_image ())
1075	if (transparent)
1076	bg_flags \|= BG_IS_VALID;	1121	bg_flags \|= BG_IS_VALID;
1077	}	1122	}
1078	# endif	1123	# endif
1079		1124
1080	# ifdef BG_IMAGE_FROM_FILE	1125	# if BG_IMAGE_FROM_FILE
1081	if (bg_flags & BG_IS_FROM_FILE)	1126	if (fimage.flags & IM_IS_SET)
1082	{	1127	{
1083	if (render_image (transparent))	1128	if (render_image (fimage))
1084	bg_flags \|= BG_IS_VALID;	1129	bg_flags \|= BG_IS_VALID;
1085	}	1130	}
1086	# endif	1131	# endif
1087		1132
1088	if (!(bg_flags & BG_IS_VALID))	1133	if (!(bg_flags & BG_IS_VALID))
…		…
1096		1141
1097	scr_recolour (false);	1142	scr_recolour (false);
1098	bg_flags \|= BG_NEEDS_REFRESH;	1143	bg_flags \|= BG_NEEDS_REFRESH;
1099		1144
1100	bg_valid_since = ev::now ();	1145	bg_valid_since = ev::now ();
1101
1102	return true;
1103	}	1146	}
1104		1147
1105	void	1148	void
1106	rxvt_term::bg_init ()	1149	rxvt_term::bg_init ()
1107	{	1150	{
1108	#ifdef ENABLE_TRANSPARENCY	1151	#if BG_IMAGE_FROM_FILE
1109	shade = 100;	1152	if (rs[Rs_backgroundPixmap])
		1153	{
		1154	if (fimage.set_file_geometry (rs[Rs_backgroundPixmap])
		1155	&& !bg_window_position_sensitive ())
		1156	update_background ();
		1157	}
1110	#endif	1158	#endif
1111
1112	bg_flags &= ~(BG_HAS_RENDER \| BG_HAS_RENDER_CONV);
1113	#if XRENDER
1114	int major, minor;
1115	if (XRenderQueryVersion (dpy, &major, &minor))
1116	bg_flags \|= BG_HAS_RENDER;
1117	XFilters *filters = XRenderQueryFilters (dpy, vt);
1118	if (filters)
1119	{
1120	for (int i = 0; i < filters->nfilter; i++)
1121	if (!strcmp (filters->filter[i], FilterConvolution))
1122	bg_flags \|= BG_HAS_RENDER_CONV;
1123
1124	XFree (filters);
1125	}
1126	#endif
1127	}	1159	}
1128		1160
1129	#endif /* HAVE_BG_PIXMAP */
1130
1131	#ifdef ENABLE_TRANSPARENCY
1132	/* based on code from aterm-0.4.2 */	1161	/* based on code from aterm-0.4.2 */
1133		1162
1134	static inline void	1163	static inline void
1135	fill_lut (uint32_t *lookup, uint32_t mask, int sh, unsigned short low, unsigned short high)	1164	fill_lut (uint32_t *lookup, uint32_t mask, int sh, unsigned short low, unsigned short high)
1136	{	1165	{
…		…
1142	lookup[i] = (tmp / 0xffff) << sh;	1171	lookup[i] = (tmp / 0xffff) << sh;
1143	}	1172	}
1144	}	1173	}
1145		1174
1146	void	1175	void
1147	rxvt_term::tint_ximage (Visual visual, XImage ximage)	1176	rxvt_term::tint_ximage (XImage *ximage, rxvt_color &tint, bool tint_set, int shade)
1148	{	1177	{
		1178	unsigned int size_r, size_g, size_b;
1149	int sh_r, sh_g, sh_b;	1179	int sh_r, sh_g, sh_b;
1150	uint32_t mask_r, mask_g, mask_b;	1180	uint32_t mask_r, mask_g, mask_b;
1151	uint32_t lookup, lookup_r, lookup_g, lookup_b;	1181	uint32_t lookup, lookup_r, lookup_g, lookup_b;
1152	unsigned short low;	1182	unsigned short low;
1153	int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;	1183	int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
…		…
1158	mask_r = visual->red_mask;	1188	mask_r = visual->red_mask;
1159	mask_g = visual->green_mask;	1189	mask_g = visual->green_mask;
1160	mask_b = visual->blue_mask;	1190	mask_b = visual->blue_mask;
1161		1191
1162	/* boring lookup table pre-initialization */	1192	/* boring lookup table pre-initialization */
1163	switch (ximage->depth)	1193	sh_r = ecb_ctz32 (mask_r);
1164	{	1194	sh_g = ecb_ctz32 (mask_g);
1165	case 15:	1195	sh_b = ecb_ctz32 (mask_b);
1166	if ((mask_r != 0x7c00) \|\|	1196
1167	(mask_g != 0x03e0) \|\|	1197	size_r = mask_r >> sh_r;
1168	(mask_b != 0x001f))	1198	size_g = mask_g >> sh_g;
		1199	size_b = mask_b >> sh_b;
		1200
		1201	if (size_r++ > 255 \|\| size_g++ > 255 \|\| size_b++ > 255)
1169	return;	1202	return;
1170	lookup = (uint32_t ) malloc (sizeof (uint32_t)(32+32+32));	1203
		1204	lookup = (uint32_t )malloc (sizeof (uint32_t) (size_r + size_g + size_b));
1171	lookup_r = lookup;	1205	lookup_r = lookup;
1172	lookup_g = lookup+32;	1206	lookup_g = lookup + size_r;
1173	lookup_b = lookup+32+32;	1207	lookup_b = lookup + size_r + size_g;
1174	sh_r = 10;
1175	sh_g = 5;
1176	sh_b = 0;
1177	break;
1178	case 16:
1179	if ((mask_r != 0xf800) \|\|
1180	(mask_g != 0x07e0) \|\|
1181	(mask_b != 0x001f))
1182	return;
1183	lookup = (uint32_t ) malloc (sizeof (uint32_t)(32+64+32));
1184	lookup_r = lookup;
1185	lookup_g = lookup+32;
1186	lookup_b = lookup+32+64;
1187	sh_r = 11;
1188	sh_g = 5;
1189	sh_b = 0;
1190	break;
1191	case 24:
1192	if ((mask_r != 0xff0000) \|\|
1193	(mask_g != 0x00ff00) \|\|
1194	(mask_b != 0x0000ff))
1195	return;
1196	lookup = (uint32_t ) malloc (sizeof (uint32_t)(256+256+256));
1197	lookup_r = lookup;
1198	lookup_g = lookup+256;
1199	lookup_b = lookup+256+256;
1200	sh_r = 16;
1201	sh_g = 8;
1202	sh_b = 0;
1203	break;
1204	case 32:
1205	if ((mask_r != 0xff0000) \|\|
1206	(mask_g != 0x00ff00) \|\|
1207	(mask_b != 0x0000ff))
1208	return;
1209	lookup = (uint32_t ) malloc (sizeof (uint32_t)(256+256+256));
1210	lookup_r = lookup;
1211	lookup_g = lookup+256;
1212	lookup_b = lookup+256+256;
1213	sh_r = 16;
1214	sh_g = 8;
1215	sh_b = 0;
1216	break;
1217	default:
1218	return; /* we do not support this color depth */
1219	}
1220		1208
1221	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);	1209	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1222		1210
1223	if (bg_flags & BG_TINT_SET)	1211	if (tint_set)
1224	tint.get (c);	1212	tint.get (c);
1225		1213
1226	/* prepare limits for color transformation (each channel is handled separately) */	1214	/* prepare limits for color transformation (each channel is handled separately) */
1227	if (shade > 100)	1215	if (shade > 100)
1228	{	1216	{
…		…
1246	fill_lut (lookup_g, mask_g, sh_g, low, c.g);	1234	fill_lut (lookup_g, mask_g, sh_g, low, c.g);
1247	fill_lut (lookup_b, mask_b, sh_b, low, c.b);	1235	fill_lut (lookup_b, mask_b, sh_b, low, c.b);
1248		1236
1249	/* apply table to input image (replacing colors by newly calculated ones) */	1237	/* apply table to input image (replacing colors by newly calculated ones) */
1250	if (ximage->bits_per_pixel == 32	1238	if (ximage->bits_per_pixel == 32
1251	&& (ximage->depth == 24 \|\| ximage->depth == 32)
1252	&& ximage->byte_order == host_byte_order)	1239	&& ximage->byte_order == host_byte_order)
1253	{	1240	{
1254	uint32_t p1, pf, p, pl;	1241	char *line = ximage->data;
1255	p1 = (uint32_t *) ximage->data;
1256	pf = (uint32_t ) (ximage->data + ximage->height ximage->bytes_per_line);
1257		1242
1258	while (p1 < pf)	1243	for (int y = 0; y < ximage->height; y++)
1259	{	1244	{
1260	p = p1;	1245	uint32_t p = (uint32_t )line;
1261	pl = p1 + ximage->width;	1246	for (int x = 0; x < ximage->width; x++)
1262	for (; p < pl; p++)
1263	{	1247	{
1264	p = lookup_r[(p & 0xff0000) >> 16] \|	1248	p = lookup_r[(p & mask_r) >> sh_r] \|
1265	lookup_g[(*p & 0x00ff00) >> 8] \|	1249	lookup_g[(*p & mask_g) >> sh_g] \|
1266	lookup_b[(*p & 0x0000ff)] \|	1250	lookup_b[(*p & mask_b) >> sh_b];
1267	(*p & 0xff000000);	1251	p++;
1268	}	1252	}
1269	p1 = (uint32_t ) ((char ) p1 + ximage->bytes_per_line);	1253	line += ximage->bytes_per_line;
1270	}	1254	}
1271	}	1255	}
1272	else	1256	else
1273	{	1257	{
1274	for (int y = 0; y < ximage->height; y++)	1258	for (int y = 0; y < ximage->height; y++)
…		…
1282	}	1266	}
1283	}	1267	}
1284		1268
1285	free (lookup);	1269	free (lookup);
1286	}	1270	}
1287	#endif /* ENABLE_TRANSPARENCY */	1271
		1272	#endif /* HAVE_BG_PIXMAP */

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Comparing rxvt-unicode/src/background.C (file contents): Revision 1.206 by sf-exg, Thu Apr 12 10:22:50 2012 UTC vs. Revision 1.235 by sf-exg, Thu Jun 7 09:34:51 2012 UTC

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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.206 by sf-exg, Thu Apr 12 10:22:50 2012 UTC vs.
Revision 1.235 by sf-exg, Thu Jun 7 09:34:51 2012 UTC