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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.200 by sf-exg, Thu Jan 19 13:33:43 2012 UTC vs.
Revision 1.234 by sf-exg, Thu Jun 7 09:21:18 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_AFTERIMAGE	63	# if BG_IMAGE_FROM_FILE
64	if (original_asim)	64	fimage.destroy ();
65	safe_asimage_destroy (original_asim);
66	if (asv)
67	destroy_asvisual (asv, 0);
68	if (asimman)
69	destroy_image_manager (asimman, 0);
70	#endif	65	# endif
71
72	#ifdef HAVE_PIXBUF
73	if (pixbuf)
74	g_object_unref (pixbuf);
75	#endif
76		66
77	if (bg_pixmap)	67	if (bg_pixmap)
78	XFreePixmap (dpy, bg_pixmap);	68	XFreePixmap (dpy, bg_pixmap);
79	}	69	}
80		70
…		…
93	}	83	}
94		84
95	bool	85	bool
96	rxvt_term::bg_window_size_sensitive ()	86	rxvt_term::bg_window_size_sensitive ()
97	{	87	{
98	# ifdef ENABLE_TRANSPARENCY	88	# if ENABLE_TRANSPARENCY
99	if (bg_flags & BG_IS_TRANSPARENT)	89	if (bg_flags & BG_IS_TRANSPARENT)
100	return true;	90	return true;
101	# endif	91	# endif
102		92
103	# ifdef BG_IMAGE_FROM_FILE	93	# if BG_IMAGE_FROM_FILE
104	if (bg_flags & BG_IS_FROM_FILE)	94	if (fimage.flags & IM_IS_SET)
105	{	95	{
106	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)
107	return true;	99	return true;
108	}	100	}
109	# endif	101	# endif
110		102
111	return false;	103	return false;
112	}	104	}
113		105
114	bool	106	bool
115	rxvt_term::bg_window_position_sensitive ()	107	rxvt_term::bg_window_position_sensitive ()
116	{	108	{
117	# ifdef ENABLE_TRANSPARENCY	109	# if ENABLE_TRANSPARENCY
118	if (bg_flags & BG_IS_TRANSPARENT)	110	if (bg_flags & BG_IS_TRANSPARENT)
119	return true;	111	return true;
120	# endif	112	# endif
121		113
122	# ifdef BG_IMAGE_FROM_FILE	114	# if BG_IMAGE_FROM_FILE
123	if (bg_flags & BG_IS_FROM_FILE)	115	if (fimage.flags & IM_IS_SET)
124	{	116	{
125	if (bg_flags & BG_ROOT_ALIGN)	117	if (fimage.flags & IM_ROOT_ALIGN)
126	return true;	118	return true;
127	}	119	}
128	# endif	120	# endif
129		121
130	return false;	122	return false;
131	}	123	}
132		124
133	# ifdef BG_IMAGE_FROM_FILE	125	# if BG_IMAGE_FROM_FILE
134	static inline int	126	static inline int
135	make_align_position (int align, int window_size, int image_size)	127	make_align_position (int align, int window_size, int image_size)
136	{	128	{
137	int diff = window_size - image_size;
138	int smaller = min (image_size, window_size);
139
140	if (align >= 0 && align <= 100)	129	if (align >= 0 && align <= 100)
141	return diff * align / 100;	130	return lerp (0, window_size - image_size, align);
142	else if (align > 100 && align <= 200)	131	else if (align > 100)
143	return (align - 100) * smaller / 100 + window_size - smaller;	132	return lerp (window_size - image_size, window_size, align - 100);
144	else if (align >= -100 && align < 0)	133	else
145	return (align + 100) * smaller / 100 - image_size;	134	return lerp (-image_size, 0, align + 100);
146	return 0;
147	}	135	}
148		136
149	static inline int	137	static inline int
150	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)	138	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)
151	{	139	{
…		…
161		149
162	min_it (dst_size, target_size - dst_pos);	150	min_it (dst_size, target_size - dst_pos);
163	return src_pos;	151	return src_pos;
164	}	152	}
165		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
166	bool	189	bool
167	rxvt_term::bg_set_geometry (const char *geom, bool update)	190	rxvt_image::set_geometry (const char *geom, bool update)
168	{	191	{
169	bool changed = false;	192	bool changed = false;
170	int geom_flags = 0;	193	int geom_flags = 0;
171	int x = h_align;	194	int x = h_align;
172	int y = v_align;	195	int y = v_align;
173	unsigned int w = h_scale;	196	unsigned int w = h_scale;
174	unsigned int h = v_scale;	197	unsigned int h = v_scale;
175	unsigned long new_flags = 0;	198	uint8_t new_flags = 0;
176		199
177	if (geom == NULL)	200	if (geom == NULL)
178	return false;	201	return false;
179		202
180	if (geom[0])	203	if (geom[0])
181	{	204	{
182	char **arr = rxvt_strsplit (':', geom);	205	char **arr = rxvt_strsplit (':', geom);
183		206
184	for (int i = 0; arr[i]; i++)	207	for (int i = 0; arr[i]; i++)
185	{	208	{
186	if (!strcasecmp (arr[i], "style=tiled"))	209	if (!strncasecmp (arr[i], "style=", 6))
187	{	210	{
188	new_flags = BG_TILE;	211	parse_style (arr[i] + 6, x, y, w, h, new_flags);
189	w = h = noScale;
190	x = y = 0;
191	geom_flags = WidthValue|HeightValue|XValue|YValue;	212	geom_flags = WidthValue|HeightValue|XValue|YValue;
192	}	213	}
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"))	214	else if (!strcasecmp (arr[i], "op=tile"))
220	new_flags |= BG_TILE;	215	new_flags |= IM_TILE;
221	else if (!strcasecmp (arr[i], "op=keep-aspect"))	216	else if (!strcasecmp (arr[i], "op=keep-aspect"))
222	new_flags |= BG_KEEP_ASPECT;	217	new_flags |= IM_KEEP_ASPECT;
223	else if (!strcasecmp (arr[i], "op=root-align"))	218	else if (!strcasecmp (arr[i], "op=root-align"))
224	new_flags |= BG_ROOT_ALIGN;	219	new_flags |= IM_ROOT_ALIGN;
225		220
226	// deprecated	221	// deprecated
227	else if (!strcasecmp (arr[i], "tile"))	222	else if (!strcasecmp (arr[i], "tile"))
228	{	223	{
229	new_flags |= BG_TILE;	224	new_flags |= IM_TILE;
230	w = h = noScale;	225	w = h = noScale;
231	geom_flags |= WidthValue|HeightValue;	226	geom_flags |= WidthValue|HeightValue;
232	}	227	}
233	else if (!strcasecmp (arr[i], "propscale"))	228	else if (!strcasecmp (arr[i], "propscale"))
234	{	229	{
235	new_flags |= BG_KEEP_ASPECT;	230	new_flags |= IM_KEEP_ASPECT;
236	w = h = windowScale;	231	w = h = windowScale;
237	geom_flags |= WidthValue|HeightValue;	232	geom_flags |= WidthValue|HeightValue;
238	}	233	}
239	else if (!strcasecmp (arr[i], "hscale"))	234	else if (!strcasecmp (arr[i], "hscale"))
240	{	235	{
241	new_flags |= BG_TILE;	236	new_flags |= IM_TILE;
242	w = windowScale;	237	w = windowScale;
243	h = noScale;	238	h = noScale;
244	geom_flags |= WidthValue|HeightValue;	239	geom_flags |= WidthValue|HeightValue;
245	}	240	}
246	else if (!strcasecmp (arr[i], "vscale"))	241	else if (!strcasecmp (arr[i], "vscale"))
247	{	242	{
248	new_flags |= BG_TILE;	243	new_flags |= IM_TILE;
249	h = windowScale;	244	h = windowScale;
250	w = noScale;	245	w = noScale;
251	geom_flags |= WidthValue|HeightValue;	246	geom_flags |= WidthValue|HeightValue;
252	}	247	}
253	else if (!strcasecmp (arr[i], "scale"))	248	else if (!strcasecmp (arr[i], "scale"))
…		…
261	x = y = centerAlign;	256	x = y = centerAlign;
262	geom_flags |= WidthValue|HeightValue|XValue|YValue;	257	geom_flags |= WidthValue|HeightValue|XValue|YValue;
263	}	258	}
264	else if (!strcasecmp (arr[i], "root"))	259	else if (!strcasecmp (arr[i], "root"))
265	{	260	{
266	new_flags |= BG_TILE|BG_ROOT_ALIGN;	261	new_flags |= IM_TILE|IM_ROOT_ALIGN;
267	w = h = noScale;	262	w = h = noScale;
268	geom_flags |= WidthValue|HeightValue;	263	geom_flags |= WidthValue|HeightValue;
269	}	264	}
270		265
271	else	266	else
…		…
273	} /* done parsing ops */	268	} /* done parsing ops */
274		269
275	rxvt_free_strsplit (arr);	270	rxvt_free_strsplit (arr);
276	}	271	}
277		272
278	new_flags |= bg_flags & ~BG_GEOMETRY_FLAGS;	273	new_flags |= flags & ~IM_GEOMETRY_FLAGS;
279		274
280	if (!update)	275	if (!update)
281	{	276	{
282	if (!(geom_flags & XValue))	277	if (!(geom_flags & XValue))
283	x = y = defaultAlign;	278	x = y = defaultAlign;
…		…
290	h = w;	285	h = w;
291	else if (!(geom_flags & WidthValue))	286	else if (!(geom_flags & WidthValue))
292	w = h;	287	w = h;
293	}	288	}
294		289
295	min_it (w, 1000);
296	min_it (h, 1000);
297	clamp_it (x, -100, 200);	290	clamp_it (x, -100, 200);
298	clamp_it (y, -100, 200);	291	clamp_it (y, -100, 200);
299		292
300	if (bg_flags != new_flags	293	if (flags != new_flags
301	|| h_scale != w	294	|| h_scale != w
302	|| v_scale != h	295	|| v_scale != h
303	|| h_align != x	296	|| h_align != x
304	|| v_align != y)	297	|| v_align != y)
305	{	298	{
306	bg_flags = new_flags;	299	flags = new_flags;
307	h_scale = w;	300	h_scale = w;
308	v_scale = h;	301	v_scale = h;
309	h_align = x;	302	h_align = x;
310	v_align = y;	303	v_align = y;
311	changed = true;	304	changed = true;
312	}	305	}
313		306
		307	if (is_size_sensitive ())
		308	flags |= IM_IS_SIZE_SENSITIVE;
		309	else
		310	flags &= ~IM_IS_SIZE_SENSITIVE;
		311
314	return changed;	312	return changed;
315	}	313	}
316		314
317	void	315	void
318	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)
319	{	317	{
		318	int image_width = image.width ();
		319	int image_height = image.height ();
320	int target_width = szHint.width;	320	int target_width = szHint.width;
321	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);
322		324
323	w = h_scale * target_width / 100;	325	w = h_scale * target_width / 100;
324	h = v_scale * target_height / 100;	326	h = v_scale * target_height / 100;
325		327
326	if (bg_flags & BG_KEEP_ASPECT)	328	if (image.flags & IM_KEEP_ASPECT)
327	{	329	{
328	float scale = (float)w / image_width;	330	float scale = (float)w / image_width;
329	min_it (scale, (float)h / image_height);	331	min_it (scale, (float)h / image_height);
330	w = image_width * scale + 0.5;	332	w = image_width * scale + 0.5;
331	h = image_height * scale + 0.5;	333	h = image_height * scale + 0.5;
332	}	334	}
333		335
334	if (!w) w = image_width;	336	if (!w) w = image_width;
335	if (!h) h = image_height;	337	if (!h) h = image_height;
336		338
337	if (bg_flags & BG_ROOT_ALIGN)	339	if (image.flags & IM_ROOT_ALIGN)
338	{	340	{
339	x = -target_x;	341	x = -target_x;
340	y = -target_y;	342	y = -target_y;
341	}	343	}
342	else	344	else
343	{	345	{
344	x = make_align_position (h_align, target_width, w);	346	x = make_align_position (image.h_align, target_width, w);
345	y = make_align_position (v_align, target_height, h);	347	y = make_align_position (image.v_align, target_height, h);
346	}
347
348	bg_flags &= ~BG_IS_SIZE_SENSITIVE;
349	if (!(bg_flags & BG_TILE)
350	|| h_scale || v_scale
351	|| (!(bg_flags & BG_ROOT_ALIGN) && (h_align || v_align))
352	|| w > target_width || h > target_height)
353	bg_flags |= BG_IS_SIZE_SENSITIVE;
354	}
355
356	# ifdef HAVE_AFTERIMAGE
357	bool
358	rxvt_term::render_image (unsigned long tr_flags)
359	{
360	init_asv ();
361
362	ASImage *background = NULL;
363	ARGB32 background_tint = TINT_LEAVE_SAME;
364
365	# ifdef ENABLE_TRANSPARENCY
366	if (tr_flags)
367	background = pixmap2ximage (asv, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, 100);
368
369	if (tr_flags & BG_NEEDS_TINT)
370	{	348	}
371	ShadingInfo as_shade;	349	}
372	as_shade.shading = shade;
373		350
374	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	351	# if HAVE_PIXBUF
375	if (bg_flags & BG_TINT_SET)	352	bool
376	tint.get (c);	353	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
377	as_shade.tintColor.red = c.r;	354	int src_x, int src_y, int dst_x, int dst_y,
378	as_shade.tintColor.green = c.g;	355	unsigned int width, unsigned int height, bool argb)
379	as_shade.tintColor.blue = c.b;	356	{
		357	XImage *ximage;
		358	char *line;
		359	int width_r, width_g, width_b, width_a;
		360	int sh_r, sh_g, sh_b, sh_a;
		361	uint32_t red_mask, green_mask, blue_mask, alpha_mask;
		362	int rowstride;
		363	int channels;
		364	unsigned char *row;
380		365
381	background_tint = shading2tint32 (&as_shade);	366	if (visual->c_class != TrueColor)
		367	return false;
		368
		369	if (argb)
382	}	370	{
383		371	red_mask = 0xff << 16;
384	if ((tr_flags & BG_NEEDS_BLUR) && background != NULL)	372	green_mask = 0xff << 8;
		373	blue_mask = 0xff;
		374	alpha_mask = 0xff << 24;
385	{	375	}
386	ASImage *tmp = blur_asimage_gauss (asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,	376	else
387	ASA_XImage,	377	{
388	100, ASIMAGE_QUALITY_DEFAULT);	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);
389	if (tmp)	383	if (format)
390	{	384	alpha_mask = (uint32_t)format->direct.alphaMask << format->direct.alpha;
391	destroy_asimage (&background);	385	else
392	background = tmp;	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)
		396	return false;
		397
		398	sh_r = ecb_ctz32 (red_mask);
		399	sh_g = ecb_ctz32 (green_mask);
		400	sh_b = ecb_ctz32 (blue_mask);
		401	sh_a = ecb_ctz32 (alpha_mask);
		402
		403	if (width > 32767 || height > 32767)
		404	return false;
		405
		406	ximage = XCreateImage (dpy, visual, argb ? 32 : depth, ZPixmap, 0, 0,
		407	width, height, 32, 0);
		408	if (!ximage)
		409	return false;
		410
		411	if (height > INT_MAX / ximage->bytes_per_line
		412	|| !(ximage->data = (char *)malloc (height * ximage->bytes_per_line)))
		413	{
		414	XDestroyImage (ximage);
		415	return false;
		416	}
		417
		418	ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
		419
		420	rowstride = gdk_pixbuf_get_rowstride (pixbuf);
		421	channels = gdk_pixbuf_get_n_channels (pixbuf);
		422	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
		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	}
		434
		435	for (int y = 0; y < height; y++)
		436	{
		437	for (int x = 0; x < width; x++)
393	}	438	{
394	}	439	unsigned char *pixel = row + x * channels;
395	# endif	440	uint32_t value;
		441	unsigned char r, g, b, a;
396		442
397	ASImage *result = 0;	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
		458	value = ((r >> (8 - width_r)) << sh_r)
		459	| ((g >> (8 - width_g)) << sh_g)
		460	| ((b >> (8 - width_b)) << sh_b)
		461	| ((a >> (8 - width_a)) << sh_a);
		462
		463	if (ximage->bits_per_pixel == 32)
		464	((uint32_t *)line)[x] = value;
		465	else
		466	XPutPixel (ximage, x, y, value);
		467	}
		468
		469	row += rowstride;
		470	line += ximage->bytes_per_line;
		471	}
		472
		473	XPutImage (dpy, pixmap, gc, ximage, 0, 0, dst_x, dst_y, width, height);
		474	XDestroyImage (ximage);
		475	return true;
		476	}
		477
		478	bool
		479	rxvt_term::render_image (rxvt_image &image)
		480	{
		481	GdkPixbuf *pixbuf = image.pixbuf;
		482	if (!pixbuf)
		483	return false;
		484
		485	bool need_blend = bg_flags & BG_IS_VALID;
		486
		487	if (need_blend
		488	&& !(display->flags & DISPLAY_HAS_RENDER))
		489	return false;
		490
		491	GdkPixbuf *result;
		492
		493	int image_width = gdk_pixbuf_get_width (pixbuf);
		494	int image_height = gdk_pixbuf_get_height (pixbuf);
398		495
399	int target_width = szHint.width;	496	int target_width = szHint.width;
400	int target_height = szHint.height;	497	int target_height = szHint.height;
401	int new_pmap_width = target_width;	498	int new_pmap_width = target_width;
402	int new_pmap_height = target_height;	499	int new_pmap_height = target_height;
…		…
404	int x = 0;	501	int x = 0;
405	int y = 0;	502	int y = 0;
406	int w = 0;	503	int w = 0;
407	int h = 0;	504	int h = 0;
408		505
409	if (original_asim)	506	get_image_geometry (image, w, h, x, y);
410	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
411		507
412	if (!original_asim	508	if (!(image.flags & IM_ROOT_ALIGN)
413	|| (!(bg_flags & BG_ROOT_ALIGN)
414	&& (x >= target_width	509	&& (x >= target_width
415	|| y >= target_height	510	|| y >= target_height
416	|| x + w <= 0	511	|| x + w <= 0
417	|| y + h <= 0)))	512	|| y + h <= 0))
418	{	513	return false;
419	if (background)
420	{
421	new_pmap_width = background->width;
422	new_pmap_height = background->height;
423	result = background;
424		514
425	if (background_tint != TINT_LEAVE_SAME)	515	result = pixbuf;
426	{	516
427	ASImage *tmp = tile_asimage (asv, background, 0, 0,	517	if (w != image_width
428	target_width, target_height, background_tint,	518	|| h != image_height)
429	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
430	if (tmp)
431	result = tmp;
432	}
433	}
434	else
435	new_pmap_width = new_pmap_height = 0;
436	}	519	{
		520	result = gdk_pixbuf_scale_simple (pixbuf,
		521	w, h,
		522	GDK_INTERP_BILINEAR);
		523	}
		524
		525	if (!result)
		526	return false;
		527
		528	bool ret = false;
		529
		530	XGCValues gcv;
		531	GC gc;
		532	Pixmap tmp_pixmap;
		533
		534	image_width = gdk_pixbuf_get_width (result);
		535	image_height = gdk_pixbuf_get_height (result);
		536
		537	if (need_blend)
		538	tmp_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, 32);
437	else	539	else
438	{	540	{
439	result = original_asim;	541	if (image.flags & IM_TILE)
440
441	if (w != original_asim->width
442	|| h != original_asim->height)
443	{
444	result = scale_asimage (asv, original_asim,
445	w, h,
446	ASA_XImage,
447	100, ASIMAGE_QUALITY_DEFAULT);
448	}	542	{
449		543	new_pmap_width = min (image_width, target_width);
450	if (background == NULL)	544	new_pmap_height = min (image_height, target_height);
451	{	545	}
452	if (bg_flags & BG_TILE)
453	{
454	/* if tiling - pixmap has to be sized exactly as the image,
455	but there is no need to make it bigger than the window! */
456	new_pmap_width = min (result->width, target_width);
457	new_pmap_height = min (result->height, target_height);
458		546
459	/* we also need to tile our image in both directions */
460	ASImage *tmp = tile_asimage (asv, result,
461	(int)result->width - x,
462	(int)result->height - y,
463	new_pmap_width,
464	new_pmap_height,
465	TINT_LEAVE_SAME, ASA_XImage,
466	100, ASIMAGE_QUALITY_DEFAULT);
467	if (tmp)
468	{
469	if (result != original_asim)
470	destroy_asimage (&result);
471
472	result = tmp;
473	}
474	}
475	}
476	else
477	{
478	/* if blending background and image - pixmap has to be sized same as target window */
479	ASImageLayer *layers = create_image_layers (2);
480
481	layers[0].im = background;
482	layers[0].clip_width = target_width;
483	layers[0].clip_height = target_height;
484	layers[0].tint = background_tint;
485	layers[1].im = result;
486
487	if (bg_flags & BG_TILE)
488	{
489	/* tile horizontally */
490	while (x > 0) x -= (int)result->width;
491	layers[1].dst_x = x;
492	layers[1].clip_width = result->width+target_width;
493	}
494	else
495	{
496	/* clip horizontally */
497	layers[1].dst_x = x;
498	layers[1].clip_width = result->width;
499	}
500
501	if (bg_flags & BG_TILE)
502	{
503	while (y > 0) y -= (int)result->height;
504	layers[1].dst_y = y;
505	layers[1].clip_height = result->height + target_height;
506	}
507	else
508	{
509	layers[1].dst_y = y;
510	layers[1].clip_height = result->height;
511	}
512
513	if (rs[Rs_blendtype])
514	{
515	layers[1].merge_scanlines = blend_scanlines_name2func (rs[Rs_blendtype]);
516	if (layers[1].merge_scanlines == NULL)
517	layers[1].merge_scanlines = alphablend_scanlines;
518	}
519
520	ASImage *tmp = merge_layers (asv, layers, 2, target_width, target_height,
521	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
522
523	if (tmp)
524	{
525	if (result != original_asim)
526	destroy_asimage (&result);
527
528	result = tmp;
529	}
530
531	free (layers);
532	}
533	}
534
535	bool ret = false;
536
537	if (result)
538	{
539	XGCValues gcv;
540	GC gc;
541
542	/* create Pixmap */
543	if (bg_pixmap == None	547	if (bg_pixmap == None
544	|| bg_pmap_width != new_pmap_width	548	|| bg_pmap_width != new_pmap_width
545	|| bg_pmap_height != new_pmap_height)	549	|| bg_pmap_height != new_pmap_height)
546	{	550	{
547	if (bg_pixmap)	551	if (bg_pixmap)
548	XFreePixmap (dpy, bg_pixmap);	552	XFreePixmap (dpy, bg_pixmap);
549	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);
550	bg_pmap_width = new_pmap_width;	554	bg_pmap_width = new_pmap_width;
551	bg_pmap_height = new_pmap_height;	555	bg_pmap_height = new_pmap_height;
552	}	556	}
553	/* fill with background color (if result's not completely overlapping it) */
554	gcv.foreground = pix_colors[Color_bg];
555	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
556		557
557	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
558	int dst_width = result->width, dst_height = result->height;
559	if (background == NULL)
560	{
561	if (!(bg_flags & BG_TILE))
562	{
563	src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );
564	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
565	}
566
567	if (dst_x > 0 || dst_y > 0
568	|| dst_x + dst_width < new_pmap_width
569	|| dst_y + dst_height < new_pmap_height)
570	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
571	}
572
573	/* put result on pixmap */
574	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
575	asimage2drawable (asv, bg_pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);
576
577	if (result != background && result != original_asim)
578	destroy_asimage (&result);
579
580	XFreeGC (dpy, gc);
581
582	ret = true;
583	}
584
585	if (background)
586	destroy_asimage (&background);
587
588	return ret;
589	}
590	# endif /* HAVE_AFTERIMAGE */
591
592	# ifdef HAVE_PIXBUF
593	bool
594	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
595	int src_x, int src_y, int dst_x, int dst_y,
596	unsigned int width, unsigned int height)
597	{
598	XImage *ximage;
599	char *data, *line;
600	int bytes_per_pixel;
601	int width_r, width_g, width_b;
602	int sh_r, sh_g, sh_b;
603	int rowstride;
604	int channels;
605	unsigned char *row;
606
607	if (visual->c_class != TrueColor)
608	return false;
609
610	if (depth == 24 || depth == 32)
611	bytes_per_pixel = 4;
612	else if (depth == 15 || depth == 16)
613	bytes_per_pixel = 2;
614	else
615	return false;
616
617	width_r = ecb_popcount32 (visual->red_mask);
618	width_g = ecb_popcount32 (visual->green_mask);
619	width_b = ecb_popcount32 (visual->blue_mask);
620
621	if (width_r > 8 || width_g > 8 || width_b > 8)
622	return false;
623
624	sh_r = ecb_ctz32 (visual->red_mask);
625	sh_g = ecb_ctz32 (visual->green_mask);
626	sh_b = ecb_ctz32 (visual->blue_mask);
627
628	if (width > INT_MAX / height / bytes_per_pixel)
629	return false;
630
631	data = (char *)malloc (width * height * bytes_per_pixel);
632	if (!data)
633	return false;
634
635	ximage = XCreateImage (dpy, visual, depth, ZPixmap, 0, data,
636	width, height, bytes_per_pixel * 8, 0);
637	if (!ximage)
638	{
639	free (data);
640	return false;
641	}
642
643	ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
644
645	rowstride = gdk_pixbuf_get_rowstride (pixbuf);
646	channels = gdk_pixbuf_get_n_channels (pixbuf);
647	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
648	line = data;
649
650	for (int y = 0; y < height; y++)
651	{
652	for (int x = 0; x < width; x++)
653	{
654	unsigned char *pixel = row + x * channels;
655	uint32_t value;
656
657	value = ((pixel[0] >> (8 - width_r)) << sh_r)
658	| ((pixel[1] >> (8 - width_g)) << sh_g)
659	| ((pixel[2] >> (8 - width_b)) << sh_b);
660
661	if (bytes_per_pixel == 4)
662	((uint32_t *)line)[x] = value;
663	else
664	((uint16_t *)line)[x] = value;
665	}
666
667	row += rowstride;
668	line += ximage->bytes_per_line;
669	}
670
671	XPutImage (dpy, pixmap, gc, ximage, 0, 0, dst_x, dst_y, width, height);
672	XDestroyImage (ximage);
673	return true;
674	}
675
676	bool
677	rxvt_term::render_image (unsigned long tr_flags)
678	{
679	if (!pixbuf)
680	return false;
681
682	if (tr_flags
683	&& !(bg_flags & BG_HAS_RENDER))
684	return false;
685
686	GdkPixbuf *result;
687
688	int image_width = gdk_pixbuf_get_width (pixbuf);
689	int image_height = gdk_pixbuf_get_height (pixbuf);
690
691	int target_width = szHint.width;
692	int target_height = szHint.height;
693	int new_pmap_width = target_width;
694	int new_pmap_height = target_height;
695
696	int x = 0;
697	int y = 0;
698	int w = 0;
699	int h = 0;
700
701	get_image_geometry (image_width, image_height, w, h, x, y);
702
703	if (!(bg_flags & BG_ROOT_ALIGN)
704	&& (x >= target_width
705	|| y >= target_height
706	|| x + w <= 0
707	|| y + h <= 0))
708	return false;
709
710	result = pixbuf;
711
712	if (w != image_width
713	|| h != image_height)
714	{
715	result = gdk_pixbuf_scale_simple (pixbuf,
716	w, h,
717	GDK_INTERP_BILINEAR);
718	}
719
720	if (!result)
721	return false;
722
723	bool ret = false;
724
725	XGCValues gcv;
726	GC gc;
727	Pixmap root_pmap;
728
729	image_width = gdk_pixbuf_get_width (result);
730	image_height = gdk_pixbuf_get_height (result);
731
732	if (tr_flags)
733	{
734	root_pmap = bg_pixmap;	558	tmp_pixmap = bg_pixmap;
735	bg_pixmap = None;
736	}
737	else
738	{
739	if (bg_flags & BG_TILE)
740	{
741	new_pmap_width = min (image_width, target_width);
742	new_pmap_height = min (image_height, target_height);
743	}
744	}
745
746	if (bg_pixmap == None
747	|| bg_pmap_width != new_pmap_width
748	|| bg_pmap_height != new_pmap_height)
749	{
750	if (bg_pixmap)
751	XFreePixmap (dpy, bg_pixmap);
752	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
753	bg_pmap_width = new_pmap_width;
754	bg_pmap_height = new_pmap_height;
755	}	559	}
756		560
757	gcv.foreground = pix_colors[Color_bg];	561	gcv.foreground = pix_colors[Color_bg];
758	gc = XCreateGC (dpy, vt, GCForeground, &gcv);	562	gc = XCreateGC (dpy, tmp_pixmap, GCForeground, &gcv);
759		563
760	if (gc)	564	if (gc)
761	{	565	{
762	if (bg_flags & BG_TILE)	566	if (image.flags & IM_TILE)
763	{	567	{
764	Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth);	568	Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, need_blend ? 32 : depth);
765	pixbuf_to_pixmap (result, tile, gc,	569	pixbuf_to_pixmap (result, tile, gc,
766	0, 0,	570	0, 0,
767	0, 0,	571	0, 0,
768	image_width, image_height);	572	image_width, image_height, need_blend);
769		573
770	gcv.tile = tile;	574	gcv.tile = tile;
771	gcv.fill_style = FillTiled;	575	gcv.fill_style = FillTiled;
772	gcv.ts_x_origin = x;	576	gcv.ts_x_origin = x;
773	gcv.ts_y_origin = y;	577	gcv.ts_y_origin = y;
774	XChangeGC (dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	578	XChangeGC (dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
775		579
776	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);
777	XFreePixmap (dpy, tile);	581	XFreePixmap (dpy, tile);
778	}	582	}
779	else	583	else
780	{	584	{
781	int src_x, src_y, dst_x, dst_y;	585	int src_x, src_y, dst_x, dst_y;
…		…
785	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);
786		590
787	if (dst_x > 0 || dst_y > 0	591	if (dst_x > 0 || dst_y > 0
788	|| dst_x + dst_width < new_pmap_width	592	|| dst_x + dst_width < new_pmap_width
789	|| dst_y + dst_height < new_pmap_height)	593	|| dst_y + dst_height < new_pmap_height)
790	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);
791		595
792	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	596	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
793	pixbuf_to_pixmap (result, bg_pixmap, gc,	597	pixbuf_to_pixmap (result, tmp_pixmap, gc,
794	src_x, src_y,	598	src_x, src_y,
795	dst_x, dst_y,	599	dst_x, dst_y,
796	dst_width, dst_height);	600	dst_width, dst_height, need_blend);
797	}	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);
798		607
799	#if XRENDER	608	#if XRENDER
800	if (tr_flags)	609	if (need_blend)
801	{	610	{
		611	XRenderPictFormat *argb_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
802	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	612	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
803		613
804	Picture src = XRenderCreatePicture (dpy, root_pmap, format, 0, 0);	614	Picture src = XRenderCreatePicture (dpy, tmp_pixmap, argb_format, 0, 0);
805		615
806	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, format, 0, 0);	616	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, format, 0, 0);
807		617
808	Picture mask = create_xrender_mask (dpy, vt, False, False);	618	Picture mask = create_xrender_mask (dpy, vt, False, False);
809		619
810	XRenderColor mask_c;	620	XRenderColor mask_c;
811		621
812	mask_c.alpha = 0x8000;	622	mask_c.alpha = image.alpha;
813	mask_c.red =	623	mask_c.red =
814	mask_c.green =	624	mask_c.green =
815	mask_c.blue = 0;	625	mask_c.blue = 0;
816	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);	626	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
817		627
…		…
829	}	639	}
830		640
831	if (result != pixbuf)	641	if (result != pixbuf)
832	g_object_unref (result);	642	g_object_unref (result);
833		643
834	if (tr_flags)	644	if (need_blend)
835	XFreePixmap (dpy, root_pmap);	645	XFreePixmap (dpy, tmp_pixmap);
836		646
837	return ret;	647	return ret;
838	}	648	}
839	# endif /* HAVE_PIXBUF */	649	# endif /* HAVE_PIXBUF */
840		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
841	bool	665	bool
842	rxvt_term::bg_set_file (const char *file)	666	rxvt_image::set_file_geometry (const char *file)
843	{	667	{
844	if (!file || !*file)	668	if (!file || !*file)
845	return false;	669	return false;
846		670
847	bool ret = false;
848	const char *p = strchr (file, ';');	671	const char *p = strchr (file, ';');
849		672
850	if (p)	673	if (p)
851	{	674	{
852	size_t len = p - file;	675	size_t len = p - file;
…		…
854	memcpy (f, file, len);	677	memcpy (f, file, len);
855	f[len] = '\0';	678	f[len] = '\0';
856	file = f;	679	file = f;
857	}	680	}
858		681
859	# ifdef HAVE_AFTERIMAGE	682	bool ret = set_file (file);
860	if (!asimman)	683	alpha = 0x8000;
861	asimman = create_generic_imageman (rs[Rs_path]);	684	if (ret)
862	ASImage *image = get_asimage (asimman, file, 0xFFFFFFFF, 100);	685	set_geometry (p ? p + 1 : "");
863	if (image)	686	return ret;
864	{	687	}
865	if (original_asim)
866	safe_asimage_destroy (original_asim);
867	original_asim = image;
868	bg_flags |= BG_IS_FROM_FILE | BG_CLIENT_RENDER;
869	ret = true;
870	}
871	# endif
872		688
		689	bool
		690	rxvt_image::set_file (const char *file)
		691	{
		692	bool ret = false;
		693
873	# ifdef HAVE_PIXBUF	694	# if HAVE_PIXBUF
874	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);	695	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
875	if (image)	696	if (image)
876	{	697	{
877	if (pixbuf)	698	if (pixbuf)
878	g_object_unref (pixbuf);	699	g_object_unref (pixbuf);
879	pixbuf = image;	700	pixbuf = image;
880	bg_flags |= BG_IS_FROM_FILE;
881	ret = true;	701	ret = true;
882	}	702	}
883	# endif	703	# endif
884		704
885	if (ret)	705	if (ret)
886	{	706	flags |= IM_IS_SET;
887	if (p)
888	bg_set_geometry (p + 1);
889	else
890	bg_set_default_geometry ();
891	}
892		707
893	return ret;	708	return ret;
894	}	709	}
895		710
896	# endif /* BG_IMAGE_FROM_FILE */	711	# endif /* BG_IMAGE_FROM_FILE */
897		712
898	# ifdef ENABLE_TRANSPARENCY
899	bool	713	bool
900	rxvt_term::bg_set_transparent ()	714	image_effects::set_blur (const char *geom)
901	{
902	if (!(bg_flags & BG_IS_TRANSPARENT))
903	{
904	bg_flags |= BG_IS_TRANSPARENT;
905	return true;
906	}
907
908	return false;
909	}
910
911	bool
912	rxvt_term::bg_set_blur (const char *geom)
913	{	715	{
914	bool changed = false;	716	bool changed = false;
915	unsigned int hr, vr;	717	unsigned int hr, vr;
916	int junk;	718	int junk;
917	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);	719	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
…		…
934	{	736	{
935	changed = true;	737	changed = true;
936	v_blurRadius = vr;	738	v_blurRadius = vr;
937	}	739	}
938		740
939	if (h_blurRadius == 0 || v_blurRadius == 0)
940	bg_flags &= ~BG_NEEDS_BLUR;
941	else
942	bg_flags |= BG_NEEDS_BLUR;
943
944	return changed;	741	return changed;
945	}	742	}
946		743
947	void
948	rxvt_term::set_tint_shade_flags ()
949	{
950	rgba c;
951	bool has_shade = shade != 100;
952
953	bg_flags &= ~BG_TINT_FLAGS;
954
955	if (bg_flags & BG_TINT_SET)
956	{
957	tint.get (c);
958	if (!has_shade
959	&& (c.r <= 0x00ff || c.r >= 0xff00)
960	&& (c.g <= 0x00ff || c.g >= 0xff00)
961	&& (c.b <= 0x00ff || c.b >= 0xff00))
962	bg_flags |= BG_TINT_BITAND;
963	}
964
965	if (has_shade || (bg_flags & BG_TINT_SET))
966	bg_flags |= BG_NEEDS_TINT;
967	}
968
969	bool	744	bool
970	rxvt_term::bg_set_tint (rxvt_color &new_tint)	745	image_effects::set_tint (const rxvt_color &new_tint)
971	{	746	{
972	if (!(bg_flags & BG_TINT_SET) || tint != new_tint)	747	if (!tint_set || tint != new_tint)
973	{	748	{
974	tint = new_tint;	749	tint = new_tint;
975	bg_flags |= BG_TINT_SET;	750	tint_set = true;
976	set_tint_shade_flags ();	751
977	return true;	752	return true;
978	}	753	}
979		754
980	return false;	755	return false;
981	}	756	}
982		757
983	bool	758	bool
984	rxvt_term::bg_set_shade (const char *shade_str)	759	image_effects::set_shade (const char *shade_str)
985	{	760	{
986	int new_shade = atoi (shade_str);	761	int new_shade = atoi (shade_str);
987		762
988	clamp_it (new_shade, -100, 200);	763	clamp_it (new_shade, -100, 200);
989	if (new_shade < 0)	764	if (new_shade < 0)
990	new_shade = 200 - (100 + new_shade);	765	new_shade = 200 - (100 + new_shade);
991		766
992	if (new_shade != shade)	767	if (new_shade != shade)
993	{	768	{
994	shade = new_shade;	769	shade = new_shade;
995	set_tint_shade_flags ();
996	return true;	770	return true;
997	}	771	}
998		772
999	return false;	773	return false;
1000	}	774	}
…		…
1021	params[i+2] = XDoubleToFixed (kernel[i] / sum);	795	params[i+2] = XDoubleToFixed (kernel[i] / sum);
1022	}	796	}
1023	#endif	797	#endif
1024		798
1025	bool	799	bool
1026	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)
1027	{	801	{
1028	bool ret = false;	802	bool ret = false;
1029	#if XRENDER	803	#if XRENDER
1030	if (!(bg_flags & BG_HAS_RENDER_CONV))	804	if (!(display->flags & DISPLAY_HAS_RENDER_CONV))
1031	return false;	805	return false;
1032		806
1033	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;	807	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
1034	double *kernel = (double *)malloc (size * sizeof (double));	808	double *kernel = (double *)malloc (size * sizeof (double));
1035	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));	809	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
1036		810
1037	XRenderPictureAttributes pa;	811	XRenderPictureAttributes pa;
1038	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	812	XRenderPictFormat *format = argb ? XRenderFindStandardFormat (dpy, PictStandardARGB32)
		813	: XRenderFindVisualFormat (dpy, visual);
1039		814
1040	pa.repeat = RepeatPad;	815	pa.repeat = RepeatPad;
1041	Picture src = XRenderCreatePicture (dpy, pixmap, format, CPRepeat, &pa);	816	Picture src = XRenderCreatePicture (dpy, pixmap, format, CPRepeat, &pa);
1042	Pixmap tmp = XCreatePixmap (dpy, pixmap, width, height, depth);	817	Pixmap tmp = XCreatePixmap (dpy, pixmap, width, height, depth);
1043	Picture dst = XRenderCreatePicture (dpy, tmp, format, CPRepeat, &pa);	818	Picture dst = XRenderCreatePicture (dpy, tmp, format, CPRepeat, &pa);
…		…
1086	#endif	861	#endif
1087	return ret;	862	return ret;
1088	}	863	}
1089		864
1090	bool	865	bool
1091	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)
1092	{	867	{
1093	bool ret = false;	868	bool ret = false;
1094		869
1095	if (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))
1096	{	879	{
1097	XGCValues gcv;	880	XGCValues gcv;
1098	GC gc;	881	GC gc;
1099		882
1100	/* In this case we can tint image server-side getting significant	883	/* In this case we can tint image server-side getting significant
…		…
1110	ret = true;	893	ret = true;
1111	XFreeGC (dpy, gc);	894	XFreeGC (dpy, gc);
1112	}	895	}
1113	}	896	}
1114	# if XRENDER	897	# if XRENDER
1115	else if (bg_flags & BG_HAS_RENDER)	898	else if (display->flags & DISPLAY_HAS_RENDER)
1116	{	899	{
1117	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1118
1119	if (bg_flags & BG_TINT_SET)
1120	tint.get (c);
1121
1122	if (shade <= 100)	900	if (shade <= 100)
1123	{	901	{
1124	c.r = c.r * shade / 100;	902	c.r = c.r * shade / 100;
1125	c.g = c.g * shade / 100;	903	c.g = c.g * shade / 100;
1126	c.b = c.b * shade / 100;	904	c.b = c.b * shade / 100;
…		…
1130	c.r = c.r * (200 - shade) / 100;	908	c.r = c.r * (200 - shade) / 100;
1131	c.g = c.g * (200 - shade) / 100;	909	c.g = c.g * (200 - shade) / 100;
1132	c.b = c.b * (200 - shade) / 100;	910	c.b = c.b * (200 - shade) / 100;
1133	}	911	}
1134		912
1135	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	913	XRenderPictFormat *format = argb ? XRenderFindStandardFormat (dpy, PictStandardARGB32)
		914	: XRenderFindVisualFormat (dpy, visual);
1136		915
1137	Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, 0);	916	Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, 0);
1138		917
1139	Picture overlay_pic = create_xrender_mask (dpy, pixmap, True, False);	918	Picture overlay_pic = create_xrender_mask (dpy, pixmap, True, False);
1140		919
…		…
1176	# endif	955	# endif
1177		956
1178	return ret;	957	return ret;
1179	}	958	}
1180		959
		960	# if ENABLE_TRANSPARENCY
1181	/*	961	/*
1182	* 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
1183	* 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
1184	* our window.	964	* our window.
1185	*/	965	*/
1186	unsigned long	966	bool
1187	rxvt_term::make_transparency_pixmap ()	967	rxvt_term::render_root_image ()
1188	{	968	{
1189	unsigned long result = 0;	969	bool ret = false;
1190		970
1191	/* 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
1192	* be always up-to-date, so let's use it :	972	* be always up-to-date, so let's use it :
1193	*/	973	*/
1194	int screen = display->screen;	974	int screen = display->screen;
…		…
1228	Pixmap recoded_root_pmap = root_pixmap;	1008	Pixmap recoded_root_pmap = root_pixmap;
1229		1009
1230	if (root_pixmap != None && root_depth != depth)	1010	if (root_pixmap != None && root_depth != depth)
1231	{	1011	{
1232	#if XRENDER	1012	#if XRENDER
1233	if (bg_flags & BG_HAS_RENDER)	1013	if (display->flags & DISPLAY_HAS_RENDER)
1234	{	1014	{
1235	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);
1236		1016
1237	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));	1017	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
1238	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, 0);	1018	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, 0);
…		…
1275	gc = XCreateGC (dpy, vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	1055	gc = XCreateGC (dpy, vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
1276		1056
1277	if (gc)	1057	if (gc)
1278	{	1058	{
1279	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);	1059	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);
1280	result |= BG_IS_VALID | (bg_flags & BG_EFFECTS_FLAGS);	1060	ret = true;
		1061	bool need_blur = root_effects.need_blur ();
		1062	bool need_tint = root_effects.need_tint ();
1281		1063
1282	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;
1283	{	1069	}
1284	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)
1285	{	1080	{
1286	if (blur_pixmap (bg_pixmap, visual, window_width, window_height, depth))	1081	/* our own client-side tinting */
1287	result &= ~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);
1288	}	1086	}
1289	if (bg_flags & BG_NEEDS_TINT)
1290	{
1291	if (tint_pixmap (bg_pixmap, visual, window_width, window_height))
1292	result &= ~BG_NEEDS_TINT;
1293	}	1087	}
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
1308	} /* server side rendering completed */
1309		1088
1310	XFreeGC (dpy, gc);	1089	XFreeGC (dpy, gc);
1311	}	1090	}
1312		1091
1313	if (recoded_root_pmap != root_pixmap)	1092	if (recoded_root_pmap != root_pixmap)
1314	XFreePixmap (dpy, recoded_root_pmap);	1093	XFreePixmap (dpy, recoded_root_pmap);
1315		1094
1316	return result;	1095	return ret;
1317	}	1096	}
1318		1097
1319	void	1098	void
1320	rxvt_term::bg_set_root_pixmap ()	1099	rxvt_term::bg_set_root_pixmap ()
1321	{	1100	{
1322	Pixmap new_root_pixmap = get_pixmap_property (xa[XA_XROOTPMAP_ID]);	1101	Pixmap new_root_pixmap = display->get_pixmap_property (xa[XA_XROOTPMAP_ID]);
1323	if (new_root_pixmap == None)	1102	if (new_root_pixmap == None)
1324	new_root_pixmap = get_pixmap_property (xa[XA_ESETROOT_PMAP_ID]);	1103	new_root_pixmap = display->get_pixmap_property (xa[XA_ESETROOT_PMAP_ID]);
1325		1104
1326	root_pixmap = new_root_pixmap;	1105	root_pixmap = new_root_pixmap;
1327	}	1106	}
1328	# endif /* ENABLE_TRANSPARENCY */	1107	# endif /* ENABLE_TRANSPARENCY */
1329		1108
1330	bool	1109	void
1331	rxvt_term::bg_render ()	1110	rxvt_term::bg_render ()
1332	{	1111	{
1333	unsigned long tr_flags = 0;
1334
1335	bg_invalidate ();	1112	bg_invalidate ();
1336	# ifdef ENABLE_TRANSPARENCY	1113	# if ENABLE_TRANSPARENCY
1337	if (bg_flags & BG_IS_TRANSPARENT)	1114	if (bg_flags & BG_IS_TRANSPARENT)
1338	{	1115	{
1339	/* we need to re-generate transparency pixmap in that case ! */	1116	/* we need to re-generate transparency pixmap in that case ! */
1340	tr_flags = make_transparency_pixmap ();	1117	if (render_root_image ())
1341	if (tr_flags)
1342	bg_flags |= BG_IS_VALID;	1118	bg_flags |= BG_IS_VALID;
1343	}	1119	}
1344	# endif	1120	# endif
1345		1121
1346	# ifdef BG_IMAGE_FROM_FILE	1122	# if BG_IMAGE_FROM_FILE
1347	if ((bg_flags & BG_IS_FROM_FILE)	1123	if (fimage.flags & IM_IS_SET)
1348	|| (tr_flags & BG_EFFECTS_FLAGS))
1349	{	1124	{
1350	if (render_image (tr_flags))	1125	if (render_image (fimage))
1351	bg_flags |= BG_IS_VALID;	1126	bg_flags |= BG_IS_VALID;
1352	}	1127	}
1353	# endif	1128	# endif
1354		1129
1355	if (!(bg_flags & BG_IS_VALID))	1130	if (!(bg_flags & BG_IS_VALID))
…		…
1363		1138
1364	scr_recolour (false);	1139	scr_recolour (false);
1365	bg_flags |= BG_NEEDS_REFRESH;	1140	bg_flags |= BG_NEEDS_REFRESH;
1366		1141
1367	bg_valid_since = ev::now ();	1142	bg_valid_since = ev::now ();
1368
1369	return true;
1370	}	1143	}
1371		1144
1372	void	1145	void
1373	rxvt_term::bg_init ()	1146	rxvt_term::bg_init ()
1374	{	1147	{
1375	#ifdef ENABLE_TRANSPARENCY	1148	#if BG_IMAGE_FROM_FILE
1376	shade = 100;	1149	if (rs[Rs_backgroundPixmap])
		1150	{
		1151	if (fimage.set_file_geometry (rs[Rs_backgroundPixmap])
		1152	&& !bg_window_position_sensitive ())
		1153	update_background ();
		1154	}
1377	#endif	1155	#endif
1378
1379	bg_flags &= ~(BG_HAS_RENDER | BG_HAS_RENDER_CONV);
1380	#if XRENDER
1381	int major, minor;
1382	if (XRenderQueryVersion (dpy, &major, &minor))
1383	bg_flags |= BG_HAS_RENDER;
1384	XFilters *filters = XRenderQueryFilters (dpy, vt);
1385	if (filters)
1386	{
1387	for (int i = 0; i < filters->nfilter; i++)
1388	if (!strcmp (filters->filter[i], FilterConvolution))
1389	bg_flags |= BG_HAS_RENDER_CONV;
1390
1391	XFree (filters);
1392	}
1393	#endif
1394	}	1156	}
1395		1157
1396	#endif /* HAVE_BG_PIXMAP */
1397
1398	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1399	/* based on code from aterm-0.4.2 */	1158	/* based on code from aterm-0.4.2 */
1400		1159
1401	static inline void	1160	static inline void
1402	fill_lut (uint32_t *lookup, uint32_t mask, int sh, unsigned short low, unsigned short high)	1161	fill_lut (uint32_t *lookup, uint32_t mask, int sh, unsigned short low, unsigned short high)
1403	{	1162	{
…		…
1409	lookup[i] = (tmp / 0xffff) << sh;	1168	lookup[i] = (tmp / 0xffff) << sh;
1410	}	1169	}
1411	}	1170	}
1412		1171
1413	void	1172	void
1414	rxvt_term::tint_ximage (Visual *visual, XImage *ximage)	1173	rxvt_term::tint_ximage (XImage *ximage, rxvt_color &tint, bool tint_set, int shade)
1415	{	1174	{
		1175	unsigned int size_r, size_g, size_b;
1416	int sh_r, sh_g, sh_b;	1176	int sh_r, sh_g, sh_b;
1417	uint32_t mask_r, mask_g, mask_b;	1177	uint32_t mask_r, mask_g, mask_b;
1418	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;	1178	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1419	unsigned short low;	1179	unsigned short low;
1420	int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;	1180	int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
…		…
1425	mask_r = visual->red_mask;	1185	mask_r = visual->red_mask;
1426	mask_g = visual->green_mask;	1186	mask_g = visual->green_mask;
1427	mask_b = visual->blue_mask;	1187	mask_b = visual->blue_mask;
1428		1188
1429	/* boring lookup table pre-initialization */	1189	/* boring lookup table pre-initialization */
1430	switch (ximage->depth)	1190	sh_r = ecb_ctz32 (mask_r);
1431	{	1191	sh_g = ecb_ctz32 (mask_g);
1432	case 15:	1192	sh_b = ecb_ctz32 (mask_b);
1433	if ((mask_r != 0x7c00) ||	1193
1434	(mask_g != 0x03e0) ||	1194	size_r = mask_r >> sh_r;
1435	(mask_b != 0x001f))	1195	size_g = mask_g >> sh_g;
		1196	size_b = mask_b >> sh_b;
		1197
		1198	if (size_r++ > 255 || size_g++ > 255 || size_b++ > 255)
1436	return;	1199	return;
1437	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+32+32));	1200
		1201	lookup = (uint32_t *)malloc (sizeof (uint32_t) * (size_r + size_g + size_b));
1438	lookup_r = lookup;	1202	lookup_r = lookup;
1439	lookup_g = lookup+32;	1203	lookup_g = lookup + size_r;
1440	lookup_b = lookup+32+32;	1204	lookup_b = lookup + size_r + size_g;
1441	sh_r = 10;
1442	sh_g = 5;
1443	sh_b = 0;
1444	break;
1445	case 16:
1446	if ((mask_r != 0xf800) ||
1447	(mask_g != 0x07e0) ||
1448	(mask_b != 0x001f))
1449	return;
1450	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+64+32));
1451	lookup_r = lookup;
1452	lookup_g = lookup+32;
1453	lookup_b = lookup+32+64;
1454	sh_r = 11;
1455	sh_g = 5;
1456	sh_b = 0;
1457	break;
1458	case 24:
1459	if ((mask_r != 0xff0000) ||
1460	(mask_g != 0x00ff00) ||
1461	(mask_b != 0x0000ff))
1462	return;
1463	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1464	lookup_r = lookup;
1465	lookup_g = lookup+256;
1466	lookup_b = lookup+256+256;
1467	sh_r = 16;
1468	sh_g = 8;
1469	sh_b = 0;
1470	break;
1471	case 32:
1472	if ((mask_r != 0xff0000) ||
1473	(mask_g != 0x00ff00) ||
1474	(mask_b != 0x0000ff))
1475	return;
1476	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1477	lookup_r = lookup;
1478	lookup_g = lookup+256;
1479	lookup_b = lookup+256+256;
1480	sh_r = 16;
1481	sh_g = 8;
1482	sh_b = 0;
1483	break;
1484	default:
1485	return; /* we do not support this color depth */
1486	}
1487		1205
1488	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);	1206	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1489		1207
1490	if (bg_flags & BG_TINT_SET)	1208	if (tint_set)
1491	tint.get (c);	1209	tint.get (c);
1492		1210
1493	/* prepare limits for color transformation (each channel is handled separately) */	1211	/* prepare limits for color transformation (each channel is handled separately) */
1494	if (shade > 100)	1212	if (shade > 100)
1495	{	1213	{
…		…
1513	fill_lut (lookup_g, mask_g, sh_g, low, c.g);	1231	fill_lut (lookup_g, mask_g, sh_g, low, c.g);
1514	fill_lut (lookup_b, mask_b, sh_b, low, c.b);	1232	fill_lut (lookup_b, mask_b, sh_b, low, c.b);
1515		1233
1516	/* apply table to input image (replacing colors by newly calculated ones) */	1234	/* apply table to input image (replacing colors by newly calculated ones) */
1517	if (ximage->bits_per_pixel == 32	1235	if (ximage->bits_per_pixel == 32
1518	&& (ximage->depth == 24 || ximage->depth == 32)
1519	&& ximage->byte_order == host_byte_order)	1236	&& ximage->byte_order == host_byte_order)
1520	{	1237	{
1521	uint32_t *p1, *pf, *p, *pl;	1238	char *line = ximage->data;
1522	p1 = (uint32_t *) ximage->data;
1523	pf = (uint32_t *) (ximage->data + ximage->height * ximage->bytes_per_line);
1524		1239
1525	while (p1 < pf)	1240	for (int y = 0; y < ximage->height; y++)
1526	{	1241	{
1527	p = p1;	1242	uint32_t *p = (uint32_t *)line;
1528	pl = p1 + ximage->width;	1243	for (int x = 0; x < ximage->width; x++)
1529	for (; p < pl; p++)
1530	{	1244	{
1531	*p = lookup_r[(*p & 0xff0000) >> 16] |	1245	*p = lookup_r[(*p & mask_r) >> sh_r] |
1532	lookup_g[(*p & 0x00ff00) >> 8] |	1246	lookup_g[(*p & mask_g) >> sh_g] |
1533	lookup_b[(*p & 0x0000ff)] |	1247	lookup_b[(*p & mask_b) >> sh_b];
1534	(*p & 0xff000000);	1248	p++;
1535	}	1249	}
1536	p1 = (uint32_t *) ((char *) p1 + ximage->bytes_per_line);	1250	line += ximage->bytes_per_line;
1537	}	1251	}
1538	}	1252	}
1539	else	1253	else
1540	{	1254	{
1541	for (int y = 0; y < ximage->height; y++)	1255	for (int y = 0; y < ximage->height; y++)
…		…
1549	}	1263	}
1550	}	1264	}
1551		1265
1552	free (lookup);	1266	free (lookup);
1553	}	1267	}
1554	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */	1268
		1269	#endif /* HAVE_BG_PIXMAP */

Diff Legend

–	Removed lines
+	Added lines
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>	Changed lines