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

Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.205 by sf-exg, Wed Apr 11 10:06:45 2012 UTC vs.
Revision 1.229 by sf-exg, Fri Jun 1 16:07:35 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	# ifdef BG_IMAGE_FROM_FILE
64	if (pixbuf)	64	for (vector<rxvt_image>::iterator bg_image = image_vec.begin (); bg_image < image_vec.end (); bg_image++)
65	g_object_unref (pixbuf);	65	bg_image->destroy ();
66	#endif	66	# endif
67		67
68	if (bg_pixmap)	68	if (bg_pixmap)
69	XFreePixmap (dpy, bg_pixmap);	69	XFreePixmap (dpy, bg_pixmap);
70	}	70	}
71		71
…		…
90	if (bg_flags & BG_IS_TRANSPARENT)	90	if (bg_flags & BG_IS_TRANSPARENT)
91	return true;	91	return true;
92	# endif	92	# endif
93		93
94	# ifdef BG_IMAGE_FROM_FILE	94	# ifdef BG_IMAGE_FROM_FILE
95	if (bg_flags & BG_IS_FROM_FILE)	95	for (vector<rxvt_image>::iterator bg_image = image_vec.begin (); bg_image < image_vec.end (); bg_image++)
96	{	96	{
97	if (bg_flags & BG_IS_SIZE_SENSITIVE)	97	if ((bg_image->flags & IM_IS_SIZE_SENSITIVE)
		98	\|\| bg_image->width () > szHint.width
		99	\|\| bg_image->height () > szHint.height)
98	return true;	100	return true;
99	}	101	}
100	# endif	102	# endif
101		103
102	return false;	104	return false;
…		…
109	if (bg_flags & BG_IS_TRANSPARENT)	111	if (bg_flags & BG_IS_TRANSPARENT)
110	return true;	112	return true;
111	# endif	113	# endif
112		114
113	# ifdef BG_IMAGE_FROM_FILE	115	# ifdef BG_IMAGE_FROM_FILE
114	if (bg_flags & BG_IS_FROM_FILE)	116	for (vector<rxvt_image>::iterator bg_image = image_vec.begin (); bg_image < image_vec.end (); bg_image++)
115	{	117	{
116	if (bg_flags & BG_ROOT_ALIGN)	118	if (bg_image->flags & IM_ROOT_ALIGN)
117	return true;	119	return true;
118	}	120	}
119	# endif	121	# endif
120		122
121	return false;	123	return false;
…		…
123		125
124	# ifdef BG_IMAGE_FROM_FILE	126	# ifdef BG_IMAGE_FROM_FILE
125	static inline int	127	static inline int
126	make_align_position (int align, int window_size, int image_size)	128	make_align_position (int align, int window_size, int image_size)
127	{	129	{
128	int diff = window_size - image_size;
129	int smaller = min (image_size, window_size);
130
131	if (align >= 0 && align <= 100)	130	if (align >= 0 && align <= 100)
132	return diff * align / 100;	131	return lerp (0, window_size - image_size, align);
133	else if (align > 100)	132	else if (align > 100)
134	return (align - 100) * smaller / 100 + window_size - smaller;	133	return lerp (window_size - image_size, window_size, align - 100);
135	else	134	else
136	return (align + 100) * smaller / 100 - image_size;	135	return lerp (-image_size, 0, align + 100);
137	}	136	}
138		137
139	static inline int	138	static inline int
140	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)	139	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)
141	{	140	{
…		…
151		150
152	min_it (dst_size, target_size - dst_pos);	151	min_it (dst_size, target_size - dst_pos);
153	return src_pos;	152	return src_pos;
154	}	153	}
155		154
		155	static void
		156	parse_style (const char *style, int &x, int &y, unsigned int &w, unsigned int &h, uint8_t &flags)
		157	{
		158	if (!strcasecmp (style, "tiled"))
		159	{
		160	flags = IM_TILE;
		161	w = h = noScale;
		162	x = y = 0;
		163	}
		164	else if (!strcasecmp (style, "aspect-stretched"))
		165	{
		166	flags = IM_KEEP_ASPECT;
		167	w = h = windowScale;
		168	x = y = centerAlign;
		169	}
		170	else if (!strcasecmp (style, "stretched"))
		171	{
		172	flags = 0;
		173	w = h = windowScale;
		174	x = y = centerAlign;
		175	}
		176	else if (!strcasecmp (style, "centered"))
		177	{
		178	flags = 0;
		179	w = h = noScale;
		180	x = y = centerAlign;
		181	}
		182	else if (!strcasecmp (style, "root-tiled"))
		183	{
		184	flags = IM_TILE\|IM_ROOT_ALIGN;
		185	w = h = noScale;
		186	x = y = 0;
		187	}
		188	}
		189
156	bool	190	bool
157	rxvt_term::bg_set_geometry (const char *geom, bool update)	191	rxvt_image::set_geometry (const char *geom, bool update)
158	{	192	{
159	bool changed = false;	193	bool changed = false;
160	int geom_flags = 0;	194	int geom_flags = 0;
161	int x = h_align;	195	int x = h_align;
162	int y = v_align;	196	int y = v_align;
163	unsigned int w = h_scale;	197	unsigned int w = h_scale;
164	unsigned int h = v_scale;	198	unsigned int h = v_scale;
165	unsigned long new_flags = 0;	199	uint8_t new_flags = 0;
166		200
167	if (geom == NULL)	201	if (geom == NULL)
168	return false;	202	return false;
169		203
170	if (geom[0])	204	if (geom[0])
171	{	205	{
172	char **arr = rxvt_strsplit (':', geom);	206	char **arr = rxvt_strsplit (':', geom);
173		207
174	for (int i = 0; arr[i]; i++)	208	for (int i = 0; arr[i]; i++)
175	{	209	{
176	if (!strcasecmp (arr[i], "style=tiled"))	210	if (!strncasecmp (arr[i], "style=", 6))
177	{	211	{
178	new_flags = BG_TILE;	212	parse_style (arr[i] + 6, x, y, w, h, new_flags);
179	w = h = noScale;
180	x = y = 0;
181	geom_flags = WidthValue\|HeightValue\|XValue\|YValue;	213	geom_flags = WidthValue\|HeightValue\|XValue\|YValue;
182	}	214	}
183	else if (!strcasecmp (arr[i], "style=aspect-stretched"))
184	{
185	new_flags = BG_KEEP_ASPECT;
186	w = h = windowScale;
187	x = y = centerAlign;
188	geom_flags = WidthValue\|HeightValue\|XValue\|YValue;
189	}
190	else if (!strcasecmp (arr[i], "style=stretched"))
191	{
192	new_flags = 0;
193	w = h = windowScale;
194	geom_flags = WidthValue\|HeightValue;
195	}
196	else if (!strcasecmp (arr[i], "style=centered"))
197	{
198	new_flags = 0;
199	w = h = noScale;
200	x = y = centerAlign;
201	geom_flags = WidthValue\|HeightValue\|XValue\|YValue;
202	}
203	else if (!strcasecmp (arr[i], "style=root-tiled"))
204	{
205	new_flags = BG_TILE\|BG_ROOT_ALIGN;
206	w = h = noScale;
207	geom_flags = WidthValue\|HeightValue;
208	}
209	else if (!strcasecmp (arr[i], "op=tile"))	215	else if (!strcasecmp (arr[i], "op=tile"))
210	new_flags \|= BG_TILE;	216	new_flags \|= IM_TILE;
211	else if (!strcasecmp (arr[i], "op=keep-aspect"))	217	else if (!strcasecmp (arr[i], "op=keep-aspect"))
212	new_flags \|= BG_KEEP_ASPECT;	218	new_flags \|= IM_KEEP_ASPECT;
213	else if (!strcasecmp (arr[i], "op=root-align"))	219	else if (!strcasecmp (arr[i], "op=root-align"))
214	new_flags \|= BG_ROOT_ALIGN;	220	new_flags \|= IM_ROOT_ALIGN;
215		221
216	// deprecated	222	// deprecated
217	else if (!strcasecmp (arr[i], "tile"))	223	else if (!strcasecmp (arr[i], "tile"))
218	{	224	{
219	new_flags \|= BG_TILE;	225	new_flags \|= IM_TILE;
220	w = h = noScale;	226	w = h = noScale;
221	geom_flags \|= WidthValue\|HeightValue;	227	geom_flags \|= WidthValue\|HeightValue;
222	}	228	}
223	else if (!strcasecmp (arr[i], "propscale"))	229	else if (!strcasecmp (arr[i], "propscale"))
224	{	230	{
225	new_flags \|= BG_KEEP_ASPECT;	231	new_flags \|= IM_KEEP_ASPECT;
226	w = h = windowScale;	232	w = h = windowScale;
227	geom_flags \|= WidthValue\|HeightValue;	233	geom_flags \|= WidthValue\|HeightValue;
228	}	234	}
229	else if (!strcasecmp (arr[i], "hscale"))	235	else if (!strcasecmp (arr[i], "hscale"))
230	{	236	{
231	new_flags \|= BG_TILE;	237	new_flags \|= IM_TILE;
232	w = windowScale;	238	w = windowScale;
233	h = noScale;	239	h = noScale;
234	geom_flags \|= WidthValue\|HeightValue;	240	geom_flags \|= WidthValue\|HeightValue;
235	}	241	}
236	else if (!strcasecmp (arr[i], "vscale"))	242	else if (!strcasecmp (arr[i], "vscale"))
237	{	243	{
238	new_flags \|= BG_TILE;	244	new_flags \|= IM_TILE;
239	h = windowScale;	245	h = windowScale;
240	w = noScale;	246	w = noScale;
241	geom_flags \|= WidthValue\|HeightValue;	247	geom_flags \|= WidthValue\|HeightValue;
242	}	248	}
243	else if (!strcasecmp (arr[i], "scale"))	249	else if (!strcasecmp (arr[i], "scale"))
…		…
251	x = y = centerAlign;	257	x = y = centerAlign;
252	geom_flags \|= WidthValue\|HeightValue\|XValue\|YValue;	258	geom_flags \|= WidthValue\|HeightValue\|XValue\|YValue;
253	}	259	}
254	else if (!strcasecmp (arr[i], "root"))	260	else if (!strcasecmp (arr[i], "root"))
255	{	261	{
256	new_flags \|= BG_TILE\|BG_ROOT_ALIGN;	262	new_flags \|= IM_TILE\|IM_ROOT_ALIGN;
257	w = h = noScale;	263	w = h = noScale;
258	geom_flags \|= WidthValue\|HeightValue;	264	geom_flags \|= WidthValue\|HeightValue;
259	}	265	}
260		266
261	else	267	else
…		…
263	} /* done parsing ops */	269	} /* done parsing ops */
264		270
265	rxvt_free_strsplit (arr);	271	rxvt_free_strsplit (arr);
266	}	272	}
267		273
268	new_flags \|= bg_flags & ~BG_GEOMETRY_FLAGS;	274	new_flags \|= flags & ~IM_GEOMETRY_FLAGS;
269		275
270	if (!update)	276	if (!update)
271	{	277	{
272	if (!(geom_flags & XValue))	278	if (!(geom_flags & XValue))
273	x = y = defaultAlign;	279	x = y = defaultAlign;
…		…
280	h = w;	286	h = w;
281	else if (!(geom_flags & WidthValue))	287	else if (!(geom_flags & WidthValue))
282	w = h;	288	w = h;
283	}	289	}
284		290
285	min_it (w, 1000);
286	min_it (h, 1000);
287	clamp_it (x, -100, 200);	291	clamp_it (x, -100, 200);
288	clamp_it (y, -100, 200);	292	clamp_it (y, -100, 200);
289		293
290	if (bg_flags != new_flags	294	if (flags != new_flags
291	\|\| h_scale != w	295	\|\| h_scale != w
292	\|\| v_scale != h	296	\|\| v_scale != h
293	\|\| h_align != x	297	\|\| h_align != x
294	\|\| v_align != y)	298	\|\| v_align != y)
295	{	299	{
296	bg_flags = new_flags;	300	flags = new_flags;
297	h_scale = w;	301	h_scale = w;
298	v_scale = h;	302	v_scale = h;
299	h_align = x;	303	h_align = x;
300	v_align = y;	304	v_align = y;
301	changed = true;	305	changed = true;
302	}	306	}
303		307
		308	if (is_size_sensitive ())
		309	flags \|= IM_IS_SIZE_SENSITIVE;
		310	else
		311	flags &= ~IM_IS_SIZE_SENSITIVE;
		312
304	return changed;	313	return changed;
305	}	314	}
306		315
307	void	316	void
308	rxvt_term::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)	317	rxvt_term::get_image_geometry (rxvt_image &image, int &w, int &h, int &x, int &y)
309	{	318	{
		319	int image_width = image.width ();
		320	int image_height = image.height ();
310	int target_width = szHint.width;	321	int target_width = szHint.width;
311	int target_height = szHint.height;	322	int target_height = szHint.height;
		323	int h_scale = min (image.h_scale, 32767 * 100 / target_width);
		324	int v_scale = min (image.v_scale, 32767 * 100 / target_height);
312		325
313	w = h_scale * target_width / 100;	326	w = h_scale * target_width / 100;
314	h = v_scale * target_height / 100;	327	h = v_scale * target_height / 100;
315		328
316	if (bg_flags & BG_KEEP_ASPECT)	329	if (image.flags & IM_KEEP_ASPECT)
317	{	330	{
318	float scale = (float)w / image_width;	331	float scale = (float)w / image_width;
319	min_it (scale, (float)h / image_height);	332	min_it (scale, (float)h / image_height);
320	w = image_width * scale + 0.5;	333	w = image_width * scale + 0.5;
321	h = image_height * scale + 0.5;	334	h = image_height * scale + 0.5;
322	}	335	}
323		336
324	if (!w) w = image_width;	337	if (!w) w = image_width;
325	if (!h) h = image_height;	338	if (!h) h = image_height;
326		339
327	if (bg_flags & BG_ROOT_ALIGN)	340	if (image.flags & IM_ROOT_ALIGN)
328	{	341	{
329	x = -target_x;	342	x = -target_x;
330	y = -target_y;	343	y = -target_y;
331	}	344	}
332	else	345	else
333	{	346	{
334	x = make_align_position (h_align, target_width, w);	347	x = make_align_position (image.h_align, target_width, w);
335	y = make_align_position (v_align, target_height, h);	348	y = make_align_position (image.v_align, target_height, h);
336	}	349	}
337
338	if (!(bg_flags & BG_TILE)
339	\|\| h_scale \|\| v_scale
340	\|\| (!(bg_flags & BG_ROOT_ALIGN) && (h_align \|\| v_align))
341	\|\| image_width > target_width \|\| image_height > target_height)
342	bg_flags \|= BG_IS_SIZE_SENSITIVE;
343	else
344	bg_flags &= ~BG_IS_SIZE_SENSITIVE;
345	}	350	}
346		351
347	# ifdef HAVE_PIXBUF	352	# ifdef HAVE_PIXBUF
348	bool	353	bool
349	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,	354	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
350	int src_x, int src_y, int dst_x, int dst_y,	355	int src_x, int src_y, int dst_x, int dst_y,
351	unsigned int width, unsigned int height)	356	unsigned int width, unsigned int height, bool argb)
352	{	357	{
353	XImage *ximage;	358	XImage *ximage;
354	char data, line;	359	char *line;
355	int bytes_per_pixel;
356	int width_r, width_g, width_b;	360	int width_r, width_g, width_b, width_a;
357	int sh_r, sh_g, sh_b;	361	int sh_r, sh_g, sh_b, sh_a;
		362	uint32_t red_mask, green_mask, blue_mask, alpha_mask;
358	int rowstride;	363	int rowstride;
359	int channels;	364	int channels;
360	unsigned char *row;	365	unsigned char *row;
361		366
362	if (visual->c_class != TrueColor)	367	if (visual->c_class != TrueColor)
363	return false;	368	return false;
364		369
365	if (depth == 24 \|\| depth == 32)	370	if (argb)
366	bytes_per_pixel = 4;	371	{
367	else if (depth == 15 \|\| depth == 16)	372	red_mask = 0xff << 16;
368	bytes_per_pixel = 2;	373	green_mask = 0xff << 8;
		374	blue_mask = 0xff;
		375	alpha_mask = 0xff << 24;
		376	}
369	else	377	else
		378	{
		379	red_mask = visual->red_mask;
		380	green_mask = visual->green_mask;
		381	blue_mask = visual->blue_mask;
		382	#if XRENDER
		383	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		384	if (format)
		385	alpha_mask = (uint32_t)format->direct.alphaMask << format->direct.alpha;
		386	else
		387	#endif
		388	alpha_mask = 0;
		389	}
		390
		391	width_r = ecb_popcount32 (red_mask);
		392	width_g = ecb_popcount32 (green_mask);
		393	width_b = ecb_popcount32 (blue_mask);
		394	width_a = ecb_popcount32 (alpha_mask);
		395
		396	if (width_r > 8 \|\| width_g > 8 \|\| width_b > 8 \|\| width_a > 8)
370	return false;	397	return false;
371		398
372	width_r = ecb_popcount32 (visual->red_mask);	399	sh_r = ecb_ctz32 (red_mask);
373	width_g = ecb_popcount32 (visual->green_mask);	400	sh_g = ecb_ctz32 (green_mask);
374	width_b = ecb_popcount32 (visual->blue_mask);	401	sh_b = ecb_ctz32 (blue_mask);
		402	sh_a = ecb_ctz32 (alpha_mask);
375		403
376	if (width_r > 8 \|\| width_g > 8 \|\| width_b > 8)	404	if (width > 32767 \|\| height > 32767)
377	return false;	405	return false;
378		406
379	sh_r = ecb_ctz32 (visual->red_mask);	407	ximage = XCreateImage (dpy, visual, argb ? 32 : depth, ZPixmap, 0, 0,
380	sh_g = ecb_ctz32 (visual->green_mask);	408	width, height, 32, 0);
381	sh_b = ecb_ctz32 (visual->blue_mask);	409	if (!ximage)
382
383	if (width > INT_MAX / height / bytes_per_pixel)
384	return false;	410	return false;
385		411
386	data = (char )malloc (width height * bytes_per_pixel);	412	if (height > INT_MAX / ximage->bytes_per_line
387	if (!data)	413	\|\| !(ximage->data = (char )malloc (height ximage->bytes_per_line)))
388	return false;
389
390	ximage = XCreateImage (dpy, visual, depth, ZPixmap, 0, data,
391	width, height, bytes_per_pixel * 8, 0);
392	if (!ximage)
393	{	414	{
394	free (data);	415	XDestroyImage (ximage);
395	return false;	416	return false;
396	}	417	}
397		418
398	ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;	419	ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
399		420
400	rowstride = gdk_pixbuf_get_rowstride (pixbuf);	421	rowstride = gdk_pixbuf_get_rowstride (pixbuf);
401	channels = gdk_pixbuf_get_n_channels (pixbuf);	422	channels = gdk_pixbuf_get_n_channels (pixbuf);
402	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;	423	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
403	line = data;	424	line = ximage->data;
		425
		426	rgba c (0, 0, 0);
		427
		428	if (channels == 4 && alpha_mask == 0)
		429	{
		430	pix_colors[Color_bg].get (c);
		431	c.r >>= 8;
		432	c.g >>= 8;
		433	c.b >>= 8;
		434	}
404		435
405	for (int y = 0; y < height; y++)	436	for (int y = 0; y < height; y++)
406	{	437	{
407	for (int x = 0; x < width; x++)	438	for (int x = 0; x < width; x++)
408	{	439	{
409	unsigned char pixel = row + x channels;	440	unsigned char pixel = row + x channels;
410	uint32_t value;	441	uint32_t value;
		442	unsigned char r, g, b, a;
411		443
		444	if (channels == 4)
		445	{
		446	a = pixel[3];
		447	r = (pixel[0] * a + c.r * (0xff - a)) / 0xff;
		448	g = (pixel[1] * a + c.g * (0xff - a)) / 0xff;
		449	b = (pixel[2] * a + c.b * (0xff - a)) / 0xff;
		450	}
		451	else
		452	{
		453	a = 0xff;
		454	r = pixel[0];
		455	g = pixel[1];
		456	b = pixel[2];
		457	}
		458
412	value = ((pixel[0] >> (8 - width_r)) << sh_r)	459	value = ((r >> (8 - width_r)) << sh_r)
413	\| ((pixel[1] >> (8 - width_g)) << sh_g)	460	\| ((g >> (8 - width_g)) << sh_g)
414	\| ((pixel[2] >> (8 - width_b)) << sh_b);	461	\| ((b >> (8 - width_b)) << sh_b)
		462	\| ((a >> (8 - width_a)) << sh_a);
415		463
416	if (bytes_per_pixel == 4)	464	if (ximage->bits_per_pixel == 32)
417	((uint32_t *)line)[x] = value;	465	((uint32_t *)line)[x] = value;
418	else	466	else
419	((uint16_t *)line)[x] = value;	467	XPutPixel (ximage, x, y, value);
420	}	468	}
421		469
422	row += rowstride;	470	row += rowstride;
423	line += ximage->bytes_per_line;	471	line += ximage->bytes_per_line;
424	}	472	}
…		…
427	XDestroyImage (ximage);	475	XDestroyImage (ximage);
428	return true;	476	return true;
429	}	477	}
430		478
431	bool	479	bool
432	rxvt_term::render_image (bool transparent)	480	rxvt_term::render_image (rxvt_image &image)
433	{	481	{
		482	GdkPixbuf *pixbuf = image.pixbuf;
434	if (!pixbuf)	483	if (!pixbuf)
435	return false;	484	return false;
436		485
437	if (transparent	486	bool need_blend = bg_flags & BG_IS_VALID;
		487
		488	if (need_blend
438	&& !(bg_flags & BG_HAS_RENDER))	489	&& !(bg_flags & BG_HAS_RENDER))
439	return false;	490	return false;
440		491
441	GdkPixbuf *result;	492	GdkPixbuf *result;
442		493
…		…
451	int x = 0;	502	int x = 0;
452	int y = 0;	503	int y = 0;
453	int w = 0;	504	int w = 0;
454	int h = 0;	505	int h = 0;
455		506
456	get_image_geometry (image_width, image_height, w, h, x, y);	507	get_image_geometry (image, w, h, x, y);
457		508
458	if (!(bg_flags & BG_ROOT_ALIGN)	509	if (!(image.flags & IM_ROOT_ALIGN)
459	&& (x >= target_width	510	&& (x >= target_width
460	\|\| y >= target_height	511	\|\| y >= target_height
461	\|\| x + w <= 0	512	\|\| x + w <= 0
462	\|\| y + h <= 0))	513	\|\| y + h <= 0))
463	return false;	514	return false;
…		…
477		528
478	bool ret = false;	529	bool ret = false;
479		530
480	XGCValues gcv;	531	XGCValues gcv;
481	GC gc;	532	GC gc;
482	Pixmap root_pmap;	533	Pixmap tmp_pixmap;
483		534
484	image_width = gdk_pixbuf_get_width (result);	535	image_width = gdk_pixbuf_get_width (result);
485	image_height = gdk_pixbuf_get_height (result);	536	image_height = gdk_pixbuf_get_height (result);
486		537
487	if (transparent)	538	if (need_blend)
488	{	539	tmp_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, 32);
489	root_pmap = bg_pixmap;
490	bg_pixmap = None;
491	}
492	else	540	else
493	{	541	{
		542	// optimise bg pixmap size when tiling, but only if there are no
		543	// other pixbufs to render. Otherwise, the bg pixmap size must
		544	// be equal to the window size.
494	if (bg_flags & BG_TILE)	545	if ((image.flags & IM_TILE)
		546	&& image_vec.size () == 1)
495	{	547	{
496	new_pmap_width = min (image_width, target_width);	548	new_pmap_width = min (image_width, target_width);
497	new_pmap_height = min (image_height, target_height);	549	new_pmap_height = min (image_height, target_height);
498	}	550	}
499	}
500		551
501	if (bg_pixmap == None	552	if (bg_pixmap == None
502	\|\| bg_pmap_width != new_pmap_width	553	\|\| bg_pmap_width != new_pmap_width
503	\|\| bg_pmap_height != new_pmap_height)	554	\|\| bg_pmap_height != new_pmap_height)
504	{	555	{
505	if (bg_pixmap)	556	if (bg_pixmap)
506	XFreePixmap (dpy, bg_pixmap);	557	XFreePixmap (dpy, bg_pixmap);
507	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);	558	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
508	bg_pmap_width = new_pmap_width;	559	bg_pmap_width = new_pmap_width;
509	bg_pmap_height = new_pmap_height;	560	bg_pmap_height = new_pmap_height;
		561	}
		562
		563	tmp_pixmap = bg_pixmap;
510	}	564	}
511		565
512	gcv.foreground = pix_colors[Color_bg];	566	gcv.foreground = pix_colors[Color_bg];
513	gc = XCreateGC (dpy, vt, GCForeground, &gcv);	567	gc = XCreateGC (dpy, tmp_pixmap, GCForeground, &gcv);
514		568
515	if (gc)	569	if (gc)
516	{	570	{
517	if (bg_flags & BG_TILE)	571	if (image.flags & IM_TILE)
518	{	572	{
519	Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth);	573	Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, need_blend ? 32 : depth);
520	pixbuf_to_pixmap (result, tile, gc,	574	pixbuf_to_pixmap (result, tile, gc,
521	0, 0,	575	0, 0,
522	0, 0,	576	0, 0,
523	image_width, image_height);	577	image_width, image_height, need_blend);
524		578
525	gcv.tile = tile;	579	gcv.tile = tile;
526	gcv.fill_style = FillTiled;	580	gcv.fill_style = FillTiled;
527	gcv.ts_x_origin = x;	581	gcv.ts_x_origin = x;
528	gcv.ts_y_origin = y;	582	gcv.ts_y_origin = y;
529	XChangeGC (dpy, gc, GCFillStyle \| GCTile \| GCTileStipXOrigin \| GCTileStipYOrigin, &gcv);	583	XChangeGC (dpy, gc, GCFillStyle \| GCTile \| GCTileStipXOrigin \| GCTileStipYOrigin, &gcv);
530		584
531	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	585	XFillRectangle (dpy, tmp_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
532	XFreePixmap (dpy, tile);	586	XFreePixmap (dpy, tile);
533	}	587	}
534	else	588	else
535	{	589	{
536	int src_x, src_y, dst_x, dst_y;	590	int src_x, src_y, dst_x, dst_y;
…		…
540	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);	594	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);
541		595
542	if (dst_x > 0 \|\| dst_y > 0	596	if (dst_x > 0 \|\| dst_y > 0
543	\|\| dst_x + dst_width < new_pmap_width	597	\|\| dst_x + dst_width < new_pmap_width
544	\|\| dst_y + dst_height < new_pmap_height)	598	\|\| dst_y + dst_height < new_pmap_height)
545	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	599	XFillRectangle (dpy, tmp_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
546		600
547	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	601	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
548	pixbuf_to_pixmap (result, bg_pixmap, gc,	602	pixbuf_to_pixmap (result, tmp_pixmap, gc,
549	src_x, src_y,	603	src_x, src_y,
550	dst_x, dst_y,	604	dst_x, dst_y,
551	dst_width, dst_height);	605	dst_width, dst_height, need_blend);
552	}	606	}
		607
		608	if (image.need_blur ())
		609	blur_pixmap (tmp_pixmap, new_pmap_width, new_pmap_height, need_blend, image.h_blurRadius, image.v_blurRadius);
		610	if (image.need_tint ())
		611	tint_pixmap (tmp_pixmap, new_pmap_width, new_pmap_height, need_blend, image.tint, image.tint_set, image.shade);
553		612
554	#if XRENDER	613	#if XRENDER
555	if (transparent)	614	if (need_blend)
556	{	615	{
		616	XRenderPictFormat *argb_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
557	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	617	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
558		618
559	Picture src = XRenderCreatePicture (dpy, root_pmap, format, 0, 0);	619	Picture src = XRenderCreatePicture (dpy, tmp_pixmap, argb_format, 0, 0);
560		620
561	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, format, 0, 0);	621	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, format, 0, 0);
562		622
563	Picture mask = create_xrender_mask (dpy, vt, False, False);	623	Picture mask = create_xrender_mask (dpy, vt, False, False);
564		624
565	XRenderColor mask_c;	625	XRenderColor mask_c;
566		626
567	mask_c.alpha = 0x8000;	627	mask_c.alpha = image.alpha;
568	mask_c.red =	628	mask_c.red =
569	mask_c.green =	629	mask_c.green =
570	mask_c.blue = 0;	630	mask_c.blue = 0;
571	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);	631	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
572		632
…		…
584	}	644	}
585		645
586	if (result != pixbuf)	646	if (result != pixbuf)
587	g_object_unref (result);	647	g_object_unref (result);
588		648
589	if (transparent)	649	if (need_blend)
590	XFreePixmap (dpy, root_pmap);	650	XFreePixmap (dpy, tmp_pixmap);
591		651
592	return ret;	652	return ret;
593	}	653	}
594	# endif /* HAVE_PIXBUF */	654	# endif /* HAVE_PIXBUF */
595		655
		656	# ifndef NO_RESOURCES
		657	static int
		658	rxvt_define_image (XrmDatabase *database ecb_unused,
		659	XrmBindingList bindings ecb_unused,
		660	XrmQuarkList quarks,
		661	XrmRepresentation *type ecb_unused,
		662	XrmValue *value,
		663	XPointer closure ecb_unused)
		664	{
		665	int size;
		666
		667	for (size = 0; quarks[size] != NULLQUARK; size++)
		668	;
		669
		670	if (size >= 2)
		671	{
		672	int id = strtol (XrmQuarkToString (quarks[size-2]), 0, 0);
		673	if (id >= 1)
		674	GET_R->parse_image (id, XrmQuarkToString (quarks[size-1]), (char *)value->addr);
		675	}
		676	return False;
		677	}
		678	# endif
		679
		680	void
		681	rxvt_term::parse_image (int id, const char type, const char arg)
		682	{
		683	if (image_vec.size () < id + 1)
		684	image_vec.resize (id + 1);
		685
		686	rxvt_image *image = &image_vec[id];
		687	}
		688
		689	rxvt_image::rxvt_image ()
		690	{
		691	alpha = 0xffff;
		692	flags = 0;
		693	h_scale =
		694	v_scale = defaultScale;
		695	h_align =
		696	v_align = defaultAlign;
		697
		698	# ifdef HAVE_PIXBUF
		699	pixbuf = 0;
		700	# endif
		701	}
		702
596	bool	703	bool
597	rxvt_term::bg_set_file (const char *file)	704	rxvt_image::set_file_geometry (const char *file)
598	{	705	{
599	if (!file \|\| !*file)	706	if (!file \|\| !*file)
600	return false;	707	return false;
601		708
602	bool ret = false;
603	const char *p = strchr (file, ';');	709	const char *p = strchr (file, ';');
604		710
605	if (p)	711	if (p)
606	{	712	{
607	size_t len = p - file;	713	size_t len = p - file;
…		…
609	memcpy (f, file, len);	715	memcpy (f, file, len);
610	f[len] = '\0';	716	f[len] = '\0';
611	file = f;	717	file = f;
612	}	718	}
613		719
		720	bool ret = set_file (file);
		721	alpha = 0x8000;
		722	if (ret)
		723	set_geometry (p ? p + 1 : "");
		724	return ret;
		725	}
		726
		727	bool
		728	rxvt_image::set_file (const char *file)
		729	{
		730	bool ret = false;
		731
614	# ifdef HAVE_PIXBUF	732	# ifdef HAVE_PIXBUF
615	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);	733	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
616	if (image)	734	if (image)
617	{	735	{
618	if (pixbuf)	736	if (pixbuf)
619	g_object_unref (pixbuf);	737	g_object_unref (pixbuf);
620	pixbuf = image;	738	pixbuf = image;
621	bg_flags \|= BG_IS_FROM_FILE;
622	ret = true;	739	ret = true;
623	}	740	}
624	# endif	741	# endif
625		742
626	if (ret)	743	if (ret)
627	{	744	flags \|= IM_IS_SET;
628	if (p)
629	bg_set_geometry (p + 1);
630	else
631	bg_set_default_geometry ();
632	}
633		745
634	return ret;	746	return ret;
635	}	747	}
636		748
637	# endif /* BG_IMAGE_FROM_FILE */	749	# endif /* BG_IMAGE_FROM_FILE */
638		750
639	# ifdef ENABLE_TRANSPARENCY
640	bool	751	bool
641	rxvt_term::bg_set_transparent ()	752	image_effects::set_blur (const char *geom)
642	{
643	if (!(bg_flags & BG_IS_TRANSPARENT))
644	{
645	bg_flags \|= BG_IS_TRANSPARENT;
646	return true;
647	}
648
649	return false;
650	}
651
652	bool
653	rxvt_term::bg_set_blur (const char *geom)
654	{	753	{
655	bool changed = false;	754	bool changed = false;
656	unsigned int hr, vr;	755	unsigned int hr, vr;
657	int junk;	756	int junk;
658	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);	757	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
…		…
675	{	774	{
676	changed = true;	775	changed = true;
677	v_blurRadius = vr;	776	v_blurRadius = vr;
678	}	777	}
679		778
680	if (h_blurRadius && v_blurRadius)
681	bg_flags \|= BG_NEEDS_BLUR;
682	else
683	bg_flags &= ~BG_NEEDS_BLUR;
684
685	return changed;	779	return changed;
686	}	780	}
687		781
688	void
689	rxvt_term::set_tint_shade_flags ()
690	{
691	if (shade != 100 \|\| (bg_flags & BG_TINT_SET))
692	bg_flags \|= BG_NEEDS_TINT;
693	else
694	bg_flags &= ~BG_NEEDS_TINT;
695	}
696
697	bool	782	bool
698	rxvt_term::bg_set_tint (rxvt_color &new_tint)	783	image_effects::set_tint (const rxvt_color &new_tint)
699	{	784	{
700	if (!(bg_flags & BG_TINT_SET) \|\| tint != new_tint)	785	if (!tint_set \|\| tint != new_tint)
701	{	786	{
702	tint = new_tint;	787	tint = new_tint;
703	bg_flags \|= BG_TINT_SET;	788	tint_set = true;
704		789
705	rgba c;
706	tint.get (c);
707	if ((c.r <= 0x00ff \|\| c.r >= 0xff00)
708	&& (c.g <= 0x00ff \|\| c.g >= 0xff00)
709	&& (c.b <= 0x00ff \|\| c.b >= 0xff00))
710	bg_flags \|= BG_TINT_BITAND;
711	else
712	bg_flags &= ~BG_TINT_BITAND;
713
714	set_tint_shade_flags ();
715	return true;	790	return true;
716	}	791	}
717		792
718	return false;	793	return false;
719	}	794	}
720		795
721	bool	796	bool
722	rxvt_term::bg_set_shade (const char *shade_str)	797	image_effects::set_shade (const char *shade_str)
723	{	798	{
724	int new_shade = atoi (shade_str);	799	int new_shade = atoi (shade_str);
725		800
726	clamp_it (new_shade, -100, 200);	801	clamp_it (new_shade, -100, 200);
727	if (new_shade < 0)	802	if (new_shade < 0)
728	new_shade = 200 - (100 + new_shade);	803	new_shade = 200 - (100 + new_shade);
729		804
730	if (new_shade != shade)	805	if (new_shade != shade)
731	{	806	{
732	shade = new_shade;	807	shade = new_shade;
733	set_tint_shade_flags ();
734	return true;	808	return true;
735	}	809	}
736		810
737	return false;	811	return false;
738	}	812	}
…		…
759	params[i+2] = XDoubleToFixed (kernel[i] / sum);	833	params[i+2] = XDoubleToFixed (kernel[i] / sum);
760	}	834	}
761	#endif	835	#endif
762		836
763	bool	837	bool
764	rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height, int depth)	838	rxvt_term::blur_pixmap (Pixmap pixmap, int width, int height, bool argb, int h_blurRadius, int v_blurRadius)
765	{	839	{
766	bool ret = false;	840	bool ret = false;
767	#if XRENDER	841	#if XRENDER
768	if (!(bg_flags & BG_HAS_RENDER_CONV))	842	if (!(bg_flags & BG_HAS_RENDER_CONV))
769	return false;	843	return false;
…		…
771	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;	845	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
772	double kernel = (double )malloc (size * sizeof (double));	846	double kernel = (double )malloc (size * sizeof (double));
773	XFixed params = (XFixed )malloc ((size + 2) * sizeof (XFixed));	847	XFixed params = (XFixed )malloc ((size + 2) * sizeof (XFixed));
774		848
775	XRenderPictureAttributes pa;	849	XRenderPictureAttributes pa;
776	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	850	XRenderPictFormat *format = argb ? XRenderFindStandardFormat (dpy, PictStandardARGB32)
		851	: XRenderFindVisualFormat (dpy, visual);
777		852
778	pa.repeat = RepeatPad;	853	pa.repeat = RepeatPad;
779	Picture src = XRenderCreatePicture (dpy, pixmap, format, CPRepeat, &pa);	854	Picture src = XRenderCreatePicture (dpy, pixmap, format, CPRepeat, &pa);
780	Pixmap tmp = XCreatePixmap (dpy, pixmap, width, height, depth);	855	Pixmap tmp = XCreatePixmap (dpy, pixmap, width, height, depth);
781	Picture dst = XRenderCreatePicture (dpy, tmp, format, CPRepeat, &pa);	856	Picture dst = XRenderCreatePicture (dpy, tmp, format, CPRepeat, &pa);
…		…
824	#endif	899	#endif
825	return ret;	900	return ret;
826	}	901	}
827		902
828	bool	903	bool
829	rxvt_term::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	904	rxvt_term::tint_pixmap (Pixmap pixmap, int width, int height, bool argb, rxvt_color &tint, bool tint_set, int shade)
830	{	905	{
831	bool ret = false;	906	bool ret = false;
832		907
833	if (shade == 100 && (bg_flags & BG_TINT_BITAND))	908	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
		909
		910	if (tint_set)
		911	tint.get (c);
		912
		913	if (shade == 100
		914	&& (c.r <= 0x00ff \|\| c.r >= 0xff00)
		915	&& (c.g <= 0x00ff \|\| c.g >= 0xff00)
		916	&& (c.b <= 0x00ff \|\| c.b >= 0xff00))
834	{	917	{
835	XGCValues gcv;	918	XGCValues gcv;
836	GC gc;	919	GC gc;
837		920
838	/* In this case we can tint image server-side getting significant	921	/* In this case we can tint image server-side getting significant
…		…
850	}	933	}
851	}	934	}
852	# if XRENDER	935	# if XRENDER
853	else if (bg_flags & BG_HAS_RENDER)	936	else if (bg_flags & BG_HAS_RENDER)
854	{	937	{
855	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
856
857	if (bg_flags & BG_TINT_SET)
858	tint.get (c);
859
860	if (shade <= 100)	938	if (shade <= 100)
861	{	939	{
862	c.r = c.r * shade / 100;	940	c.r = c.r * shade / 100;
863	c.g = c.g * shade / 100;	941	c.g = c.g * shade / 100;
864	c.b = c.b * shade / 100;	942	c.b = c.b * shade / 100;
…		…
868	c.r = c.r * (200 - shade) / 100;	946	c.r = c.r * (200 - shade) / 100;
869	c.g = c.g * (200 - shade) / 100;	947	c.g = c.g * (200 - shade) / 100;
870	c.b = c.b * (200 - shade) / 100;	948	c.b = c.b * (200 - shade) / 100;
871	}	949	}
872		950
873	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	951	XRenderPictFormat *format = argb ? XRenderFindStandardFormat (dpy, PictStandardARGB32)
		952	: XRenderFindVisualFormat (dpy, visual);
874		953
875	Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, 0);	954	Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, 0);
876		955
877	Picture overlay_pic = create_xrender_mask (dpy, pixmap, True, False);	956	Picture overlay_pic = create_xrender_mask (dpy, pixmap, True, False);
878		957
…		…
914	# endif	993	# endif
915		994
916	return ret;	995	return ret;
917	}	996	}
918		997
		998	# ifdef ENABLE_TRANSPARENCY
919	/*	999	/*
920	* Builds a pixmap of the same size as the terminal window that contains	1000	* Builds a pixmap of the same size as the terminal window that contains
921	* the tiled portion of the root pixmap that is supposed to be covered by	1001	* the tiled portion of the root pixmap that is supposed to be covered by
922	* our window.	1002	* our window.
923	*/	1003	*/
924	bool	1004	bool
925	rxvt_term::make_transparency_pixmap ()	1005	rxvt_term::render_root_image ()
926	{	1006	{
927	bool ret = false;	1007	bool ret = false;
928		1008
929	/* root dimensions may change from call to call - but Display structure should	1009	/* root dimensions may change from call to call - but Display structure should
930	* be always up-to-date, so let's use it :	1010	* be always up-to-date, so let's use it :
…		…
1014		1094
1015	if (gc)	1095	if (gc)
1016	{	1096	{
1017	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);	1097	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);
1018	ret = true;	1098	ret = true;
1019	unsigned long tr_flags = bg_flags & BG_EFFECTS_FLAGS;	1099	bool need_blur = root_effects.need_blur ();
		1100	bool need_tint = root_effects.need_tint ();
1020		1101
1021	if (!(bg_flags & BG_CLIENT_RENDER))	1102	if (need_blur)
		1103	{
		1104	if (blur_pixmap (bg_pixmap, window_width, window_height, false,
		1105	root_effects.h_blurRadius, root_effects.v_blurRadius))
		1106	need_blur = false;
1022	{	1107	}
1023	if (bg_flags & BG_NEEDS_BLUR)	1108	if (need_tint)
		1109	{
		1110	if (tint_pixmap (bg_pixmap, window_width, window_height, false,
		1111	root_effects.tint, root_effects.tint_set, root_effects.shade))
		1112	need_tint = false;
		1113	}
		1114	if (need_tint)
		1115	{
		1116	XImage *ximage = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
		1117	if (ximage)
1024	{	1118	{
1025	if (blur_pixmap (bg_pixmap, visual, window_width, window_height, depth))	1119	/* our own client-side tinting */
1026	tr_flags &= ~BG_NEEDS_BLUR;	1120	tint_ximage (ximage, root_effects.tint, root_effects.tint_set, root_effects.shade);
		1121
		1122	XPutImage (dpy, bg_pixmap, gc, ximage, 0, 0, 0, 0, ximage->width, ximage->height);
		1123	XDestroyImage (ximage);
1027	}	1124	}
1028	if (bg_flags & BG_NEEDS_TINT)
1029	{
1030	if (tint_pixmap (bg_pixmap, visual, window_width, window_height))
1031	tr_flags &= ~BG_NEEDS_TINT;
1032	}	1125	}
1033	if (tr_flags & BG_NEEDS_TINT)
1034	{
1035	XImage *ximage = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
1036	if (ximage)
1037	{
1038	/* our own client-side tinting */
1039	tint_ximage (DefaultVisual (dpy, display->screen), ximage);
1040
1041	XPutImage (dpy, bg_pixmap, gc, ximage, 0, 0, 0, 0, ximage->width, ximage->height);
1042	XDestroyImage (ximage);
1043	}
1044	}
1045	} /* server side rendering completed */
1046		1126
1047	XFreeGC (dpy, gc);	1127	XFreeGC (dpy, gc);
1048	}	1128	}
1049		1129
1050	if (recoded_root_pmap != root_pixmap)	1130	if (recoded_root_pmap != root_pixmap)
…		…
1065	# endif /* ENABLE_TRANSPARENCY */	1145	# endif /* ENABLE_TRANSPARENCY */
1066		1146
1067	bool	1147	bool
1068	rxvt_term::bg_render ()	1148	rxvt_term::bg_render ()
1069	{	1149	{
1070	bool transparent = false;
1071
1072	bg_invalidate ();	1150	bg_invalidate ();
1073	# ifdef ENABLE_TRANSPARENCY	1151	# ifdef ENABLE_TRANSPARENCY
1074	if (bg_flags & BG_IS_TRANSPARENT)	1152	if (bg_flags & BG_IS_TRANSPARENT)
1075	{	1153	{
1076	/* we need to re-generate transparency pixmap in that case ! */	1154	/* we need to re-generate transparency pixmap in that case ! */
1077	transparent = make_transparency_pixmap ();	1155	if (render_root_image ())
1078	if (transparent)
1079	bg_flags \|= BG_IS_VALID;	1156	bg_flags \|= BG_IS_VALID;
1080	}	1157	}
1081	# endif	1158	# endif
1082		1159
1083	# ifdef BG_IMAGE_FROM_FILE	1160	# ifdef BG_IMAGE_FROM_FILE
1084	if (bg_flags & BG_IS_FROM_FILE)	1161	for (vector<rxvt_image>::iterator bg_image = image_vec.begin (); bg_image < image_vec.end (); bg_image++)
1085	{	1162	{
1086	if (render_image (transparent))	1163	if (render_image (*bg_image))
1087	bg_flags \|= BG_IS_VALID;	1164	bg_flags \|= BG_IS_VALID;
1088	}	1165	}
1089	# endif	1166	# endif
1090		1167
1091	if (!(bg_flags & BG_IS_VALID))	1168	if (!(bg_flags & BG_IS_VALID))
…		…
1106	}	1183	}
1107		1184
1108	void	1185	void
1109	rxvt_term::bg_init ()	1186	rxvt_term::bg_init ()
1110	{	1187	{
1111	#ifdef ENABLE_TRANSPARENCY
1112	shade = 100;
1113	#endif
1114
1115	bg_flags &= ~(BG_HAS_RENDER \| BG_HAS_RENDER_CONV);	1188	bg_flags &= ~(BG_HAS_RENDER \| BG_HAS_RENDER_CONV);
1116	#if XRENDER	1189	#if XRENDER
1117	int major, minor;	1190	int major, minor;
1118	if (XRenderQueryVersion (dpy, &major, &minor))	1191	if (XRenderQueryVersion (dpy, &major, &minor))
1119	bg_flags \|= BG_HAS_RENDER;	1192	bg_flags \|= BG_HAS_RENDER;
…		…
1125	bg_flags \|= BG_HAS_RENDER_CONV;	1198	bg_flags \|= BG_HAS_RENDER_CONV;
1126		1199
1127	XFree (filters);	1200	XFree (filters);
1128	}	1201	}
1129	#endif	1202	#endif
1130	}
1131		1203
1132	#endif /* HAVE_BG_PIXMAP */	1204	#ifdef BG_IMAGE_FROM_FILE
		1205	if (rs[Rs_backgroundPixmap])
		1206	{
		1207	rxvt_image *image = new_image ();
		1208	if (!image->set_file_geometry (rs[Rs_backgroundPixmap]))
		1209	image_vec.pop_back ();
		1210	}
1133		1211
1134	#ifdef ENABLE_TRANSPARENCY	1212	# ifndef NO_RESOURCES
		1213	find_resources ("image", "Image", XrmEnumAllLevels, rxvt_define_image);
		1214	# endif
		1215
		1216	vector<rxvt_image>::iterator bg_image = image_vec.begin ();
		1217	while (bg_image != image_vec.end ())
		1218	{
		1219	if (!(bg_image->flags & IM_IS_SET))
		1220	bg_image = image_vec.erase (bg_image);
		1221	else
		1222	{
		1223	if (bg_image->is_size_sensitive ())
		1224	bg_image->flags \|= IM_IS_SIZE_SENSITIVE;
		1225
		1226	bg_image++;
		1227	}
		1228	}
		1229
		1230	if (image_vec.size () > 0
		1231	&& !bg_window_position_sensitive ())
		1232	update_background ();
		1233	#endif
		1234	}
		1235
1135	/* based on code from aterm-0.4.2 */	1236	/* based on code from aterm-0.4.2 */
1136		1237
1137	static inline void	1238	static inline void
1138	fill_lut (uint32_t *lookup, uint32_t mask, int sh, unsigned short low, unsigned short high)	1239	fill_lut (uint32_t *lookup, uint32_t mask, int sh, unsigned short low, unsigned short high)
1139	{	1240	{
…		…
1145	lookup[i] = (tmp / 0xffff) << sh;	1246	lookup[i] = (tmp / 0xffff) << sh;
1146	}	1247	}
1147	}	1248	}
1148		1249
1149	void	1250	void
1150	rxvt_term::tint_ximage (Visual visual, XImage ximage)	1251	rxvt_term::tint_ximage (XImage *ximage, rxvt_color &tint, bool tint_set, int shade)
1151	{	1252	{
		1253	unsigned int size_r, size_g, size_b;
1152	int sh_r, sh_g, sh_b;	1254	int sh_r, sh_g, sh_b;
1153	uint32_t mask_r, mask_g, mask_b;	1255	uint32_t mask_r, mask_g, mask_b;
1154	uint32_t lookup, lookup_r, lookup_g, lookup_b;	1256	uint32_t lookup, lookup_r, lookup_g, lookup_b;
1155	unsigned short low;	1257	unsigned short low;
1156	int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;	1258	int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
…		…
1161	mask_r = visual->red_mask;	1263	mask_r = visual->red_mask;
1162	mask_g = visual->green_mask;	1264	mask_g = visual->green_mask;
1163	mask_b = visual->blue_mask;	1265	mask_b = visual->blue_mask;
1164		1266
1165	/* boring lookup table pre-initialization */	1267	/* boring lookup table pre-initialization */
1166	switch (ximage->depth)	1268	sh_r = ecb_ctz32 (mask_r);
1167	{	1269	sh_g = ecb_ctz32 (mask_g);
1168	case 15:	1270	sh_b = ecb_ctz32 (mask_b);
1169	if ((mask_r != 0x7c00) \|\|	1271
1170	(mask_g != 0x03e0) \|\|	1272	size_r = mask_r >> sh_r;
1171	(mask_b != 0x001f))	1273	size_g = mask_g >> sh_g;
		1274	size_b = mask_b >> sh_b;
		1275
		1276	if (size_r++ > 255 \|\| size_g++ > 255 \|\| size_b++ > 255)
1172	return;	1277	return;
1173	lookup = (uint32_t ) malloc (sizeof (uint32_t)(32+32+32));	1278
		1279	lookup = (uint32_t )malloc (sizeof (uint32_t) (size_r + size_g + size_b));
1174	lookup_r = lookup;	1280	lookup_r = lookup;
1175	lookup_g = lookup+32;	1281	lookup_g = lookup + size_r;
1176	lookup_b = lookup+32+32;	1282	lookup_b = lookup + size_r + size_g;
1177	sh_r = 10;
1178	sh_g = 5;
1179	sh_b = 0;
1180	break;
1181	case 16:
1182	if ((mask_r != 0xf800) \|\|
1183	(mask_g != 0x07e0) \|\|
1184	(mask_b != 0x001f))
1185	return;
1186	lookup = (uint32_t ) malloc (sizeof (uint32_t)(32+64+32));
1187	lookup_r = lookup;
1188	lookup_g = lookup+32;
1189	lookup_b = lookup+32+64;
1190	sh_r = 11;
1191	sh_g = 5;
1192	sh_b = 0;
1193	break;
1194	case 24:
1195	if ((mask_r != 0xff0000) \|\|
1196	(mask_g != 0x00ff00) \|\|
1197	(mask_b != 0x0000ff))
1198	return;
1199	lookup = (uint32_t ) malloc (sizeof (uint32_t)(256+256+256));
1200	lookup_r = lookup;
1201	lookup_g = lookup+256;
1202	lookup_b = lookup+256+256;
1203	sh_r = 16;
1204	sh_g = 8;
1205	sh_b = 0;
1206	break;
1207	case 32:
1208	if ((mask_r != 0xff0000) \|\|
1209	(mask_g != 0x00ff00) \|\|
1210	(mask_b != 0x0000ff))
1211	return;
1212	lookup = (uint32_t ) malloc (sizeof (uint32_t)(256+256+256));
1213	lookup_r = lookup;
1214	lookup_g = lookup+256;
1215	lookup_b = lookup+256+256;
1216	sh_r = 16;
1217	sh_g = 8;
1218	sh_b = 0;
1219	break;
1220	default:
1221	return; /* we do not support this color depth */
1222	}
1223		1283
1224	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);	1284	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1225		1285
1226	if (bg_flags & BG_TINT_SET)	1286	if (tint_set)
1227	tint.get (c);	1287	tint.get (c);
1228		1288
1229	/* prepare limits for color transformation (each channel is handled separately) */	1289	/* prepare limits for color transformation (each channel is handled separately) */
1230	if (shade > 100)	1290	if (shade > 100)
1231	{	1291	{
…		…
1249	fill_lut (lookup_g, mask_g, sh_g, low, c.g);	1309	fill_lut (lookup_g, mask_g, sh_g, low, c.g);
1250	fill_lut (lookup_b, mask_b, sh_b, low, c.b);	1310	fill_lut (lookup_b, mask_b, sh_b, low, c.b);
1251		1311
1252	/* apply table to input image (replacing colors by newly calculated ones) */	1312	/* apply table to input image (replacing colors by newly calculated ones) */
1253	if (ximage->bits_per_pixel == 32	1313	if (ximage->bits_per_pixel == 32
1254	&& (ximage->depth == 24 \|\| ximage->depth == 32)
1255	&& ximage->byte_order == host_byte_order)	1314	&& ximage->byte_order == host_byte_order)
1256	{	1315	{
1257	uint32_t p1, pf, p, pl;	1316	char *line = ximage->data;
1258	p1 = (uint32_t *) ximage->data;
1259	pf = (uint32_t ) (ximage->data + ximage->height ximage->bytes_per_line);
1260		1317
1261	while (p1 < pf)	1318	for (int y = 0; y < ximage->height; y++)
1262	{	1319	{
1263	p = p1;	1320	uint32_t p = (uint32_t )line;
1264	pl = p1 + ximage->width;	1321	for (int x = 0; x < ximage->width; x++)
1265	for (; p < pl; p++)
1266	{	1322	{
1267	p = lookup_r[(p & 0xff0000) >> 16] \|	1323	p = lookup_r[(p & mask_r) >> sh_r] \|
1268	lookup_g[(*p & 0x00ff00) >> 8] \|	1324	lookup_g[(*p & mask_g) >> sh_g] \|
1269	lookup_b[(*p & 0x0000ff)] \|	1325	lookup_b[(*p & mask_b) >> sh_b];
1270	(*p & 0xff000000);	1326	p++;
1271	}	1327	}
1272	p1 = (uint32_t ) ((char ) p1 + ximage->bytes_per_line);	1328	line += ximage->bytes_per_line;
1273	}	1329	}
1274	}	1330	}
1275	else	1331	else
1276	{	1332	{
1277	for (int y = 0; y < ximage->height; y++)	1333	for (int y = 0; y < ximage->height; y++)
…		…
1285	}	1341	}
1286	}	1342	}
1287		1343
1288	free (lookup);	1344	free (lookup);
1289	}	1345	}
1290	#endif /* ENABLE_TRANSPARENCY */	1346
		1347	#endif /* HAVE_BG_PIXMAP */

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Comparing rxvt-unicode/src/background.C (file contents): Revision 1.205 by sf-exg, Wed Apr 11 10:06:45 2012 UTC vs. Revision 1.229 by sf-exg, Fri Jun 1 16:07:35 2012 UTC

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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.205 by sf-exg, Wed Apr 11 10:06:45 2012 UTC vs.
Revision 1.229 by sf-exg, Fri Jun 1 16:07:35 2012 UTC