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

Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.204 by sf-exg, Tue Apr 10 15:19:22 2012 UTC vs.
Revision 1.226 by sf-exg, Thu May 31 05:53:46 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 && align <= 200)	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 if (align >= -100 && align < 0)	134	else
136	return (align + 100) * smaller / 100 - image_size;	135	return lerp (-image_size, 0, align + 100);
137	return 0;
138	}	136	}
139		137
140	static inline int	138	static inline int
141	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)
142	{	140	{
…		…
152		150
153	min_it (dst_size, target_size - dst_pos);	151	min_it (dst_size, target_size - dst_pos);
154	return src_pos;	152	return src_pos;
155	}	153	}
156		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
157	bool	190	bool
158	rxvt_term::bg_set_geometry (const char *geom, bool update)	191	rxvt_image::set_geometry (const char *geom, bool update)
159	{	192	{
160	bool changed = false;	193	bool changed = false;
161	int geom_flags = 0;	194	int geom_flags = 0;
162	int x = h_align;	195	int x = h_align;
163	int y = v_align;	196	int y = v_align;
164	unsigned int w = h_scale;	197	unsigned int w = h_scale;
165	unsigned int h = v_scale;	198	unsigned int h = v_scale;
166	unsigned long new_flags = 0;	199	uint8_t new_flags = 0;
167		200
168	if (geom == NULL)	201	if (geom == NULL)
169	return false;	202	return false;
170		203
171	if (geom[0])	204	if (geom[0])
172	{	205	{
173	char **arr = rxvt_strsplit (':', geom);	206	char **arr = rxvt_strsplit (':', geom);
174		207
175	for (int i = 0; arr[i]; i++)	208	for (int i = 0; arr[i]; i++)
176	{	209	{
177	if (!strcasecmp (arr[i], "style=tiled"))	210	if (!strncasecmp (arr[i], "style=", 6))
178	{	211	{
179	new_flags = BG_TILE;	212	parse_style (arr[i] + 6, x, y, w, h, new_flags);
180	w = h = noScale;
181	x = y = 0;
182	geom_flags = WidthValue\|HeightValue\|XValue\|YValue;	213	geom_flags = WidthValue\|HeightValue\|XValue\|YValue;
183	}	214	}
184	else if (!strcasecmp (arr[i], "style=aspect-stretched"))
185	{
186	new_flags = BG_KEEP_ASPECT;
187	w = h = windowScale;
188	x = y = centerAlign;
189	geom_flags = WidthValue\|HeightValue\|XValue\|YValue;
190	}
191	else if (!strcasecmp (arr[i], "style=stretched"))
192	{
193	new_flags = 0;
194	w = h = windowScale;
195	geom_flags = WidthValue\|HeightValue;
196	}
197	else if (!strcasecmp (arr[i], "style=centered"))
198	{
199	new_flags = 0;
200	w = h = noScale;
201	x = y = centerAlign;
202	geom_flags = WidthValue\|HeightValue\|XValue\|YValue;
203	}
204	else if (!strcasecmp (arr[i], "style=root-tiled"))
205	{
206	new_flags = BG_TILE\|BG_ROOT_ALIGN;
207	w = h = noScale;
208	geom_flags = WidthValue\|HeightValue;
209	}
210	else if (!strcasecmp (arr[i], "op=tile"))	215	else if (!strcasecmp (arr[i], "op=tile"))
211	new_flags \|= BG_TILE;	216	new_flags \|= IM_TILE;
212	else if (!strcasecmp (arr[i], "op=keep-aspect"))	217	else if (!strcasecmp (arr[i], "op=keep-aspect"))
213	new_flags \|= BG_KEEP_ASPECT;	218	new_flags \|= IM_KEEP_ASPECT;
214	else if (!strcasecmp (arr[i], "op=root-align"))	219	else if (!strcasecmp (arr[i], "op=root-align"))
215	new_flags \|= BG_ROOT_ALIGN;	220	new_flags \|= IM_ROOT_ALIGN;
216		221
217	// deprecated	222	// deprecated
218	else if (!strcasecmp (arr[i], "tile"))	223	else if (!strcasecmp (arr[i], "tile"))
219	{	224	{
220	new_flags \|= BG_TILE;	225	new_flags \|= IM_TILE;
221	w = h = noScale;	226	w = h = noScale;
222	geom_flags \|= WidthValue\|HeightValue;	227	geom_flags \|= WidthValue\|HeightValue;
223	}	228	}
224	else if (!strcasecmp (arr[i], "propscale"))	229	else if (!strcasecmp (arr[i], "propscale"))
225	{	230	{
226	new_flags \|= BG_KEEP_ASPECT;	231	new_flags \|= IM_KEEP_ASPECT;
227	w = h = windowScale;	232	w = h = windowScale;
228	geom_flags \|= WidthValue\|HeightValue;	233	geom_flags \|= WidthValue\|HeightValue;
229	}	234	}
230	else if (!strcasecmp (arr[i], "hscale"))	235	else if (!strcasecmp (arr[i], "hscale"))
231	{	236	{
232	new_flags \|= BG_TILE;	237	new_flags \|= IM_TILE;
233	w = windowScale;	238	w = windowScale;
234	h = noScale;	239	h = noScale;
235	geom_flags \|= WidthValue\|HeightValue;	240	geom_flags \|= WidthValue\|HeightValue;
236	}	241	}
237	else if (!strcasecmp (arr[i], "vscale"))	242	else if (!strcasecmp (arr[i], "vscale"))
238	{	243	{
239	new_flags \|= BG_TILE;	244	new_flags \|= IM_TILE;
240	h = windowScale;	245	h = windowScale;
241	w = noScale;	246	w = noScale;
242	geom_flags \|= WidthValue\|HeightValue;	247	geom_flags \|= WidthValue\|HeightValue;
243	}	248	}
244	else if (!strcasecmp (arr[i], "scale"))	249	else if (!strcasecmp (arr[i], "scale"))
…		…
252	x = y = centerAlign;	257	x = y = centerAlign;
253	geom_flags \|= WidthValue\|HeightValue\|XValue\|YValue;	258	geom_flags \|= WidthValue\|HeightValue\|XValue\|YValue;
254	}	259	}
255	else if (!strcasecmp (arr[i], "root"))	260	else if (!strcasecmp (arr[i], "root"))
256	{	261	{
257	new_flags \|= BG_TILE\|BG_ROOT_ALIGN;	262	new_flags \|= IM_TILE\|IM_ROOT_ALIGN;
258	w = h = noScale;	263	w = h = noScale;
259	geom_flags \|= WidthValue\|HeightValue;	264	geom_flags \|= WidthValue\|HeightValue;
260	}	265	}
261		266
262	else	267	else
…		…
264	} /* done parsing ops */	269	} /* done parsing ops */
265		270
266	rxvt_free_strsplit (arr);	271	rxvt_free_strsplit (arr);
267	}	272	}
268		273
269	new_flags \|= bg_flags & ~BG_GEOMETRY_FLAGS;	274	new_flags \|= flags & ~IM_GEOMETRY_FLAGS;
270		275
271	if (!update)	276	if (!update)
272	{	277	{
273	if (!(geom_flags & XValue))	278	if (!(geom_flags & XValue))
274	x = y = defaultAlign;	279	x = y = defaultAlign;
…		…
281	h = w;	286	h = w;
282	else if (!(geom_flags & WidthValue))	287	else if (!(geom_flags & WidthValue))
283	w = h;	288	w = h;
284	}	289	}
285		290
286	min_it (w, 1000);
287	min_it (h, 1000);
288	clamp_it (x, -100, 200);	291	clamp_it (x, -100, 200);
289	clamp_it (y, -100, 200);	292	clamp_it (y, -100, 200);
290		293
291	if (bg_flags != new_flags	294	if (flags != new_flags
292	\|\| h_scale != w	295	\|\| h_scale != w
293	\|\| v_scale != h	296	\|\| v_scale != h
294	\|\| h_align != x	297	\|\| h_align != x
295	\|\| v_align != y)	298	\|\| v_align != y)
296	{	299	{
297	bg_flags = new_flags;	300	flags = new_flags;
298	h_scale = w;	301	h_scale = w;
299	v_scale = h;	302	v_scale = h;
300	h_align = x;	303	h_align = x;
301	v_align = y;	304	v_align = y;
302	changed = true;	305	changed = true;
303	}	306	}
304		307
		308	if (is_size_sensitive ())
		309	flags \|= IM_IS_SIZE_SENSITIVE;
		310	else
		311	flags &= ~IM_IS_SIZE_SENSITIVE;
		312
305	return changed;	313	return changed;
306	}	314	}
307		315
308	void	316	void
309	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)
310	{	318	{
		319	int image_width = image.width ();
		320	int image_height = image.height ();
311	int target_width = szHint.width;	321	int target_width = szHint.width;
312	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);
313		325
314	w = h_scale * target_width / 100;	326	w = h_scale * target_width / 100;
315	h = v_scale * target_height / 100;	327	h = v_scale * target_height / 100;
316		328
317	if (bg_flags & BG_KEEP_ASPECT)	329	if (image.flags & IM_KEEP_ASPECT)
318	{	330	{
319	float scale = (float)w / image_width;	331	float scale = (float)w / image_width;
320	min_it (scale, (float)h / image_height);	332	min_it (scale, (float)h / image_height);
321	w = image_width * scale + 0.5;	333	w = image_width * scale + 0.5;
322	h = image_height * scale + 0.5;	334	h = image_height * scale + 0.5;
323	}	335	}
324		336
325	if (!w) w = image_width;	337	if (!w) w = image_width;
326	if (!h) h = image_height;	338	if (!h) h = image_height;
327		339
328	if (bg_flags & BG_ROOT_ALIGN)	340	if (image.flags & IM_ROOT_ALIGN)
329	{	341	{
330	x = -target_x;	342	x = -target_x;
331	y = -target_y;	343	y = -target_y;
332	}	344	}
333	else	345	else
334	{	346	{
335	x = make_align_position (h_align, target_width, w);	347	x = make_align_position (image.h_align, target_width, w);
336	y = make_align_position (v_align, target_height, h);	348	y = make_align_position (image.v_align, target_height, h);
337	}	349	}
338
339	if (!(bg_flags & BG_TILE)
340	\|\| h_scale \|\| v_scale
341	\|\| (!(bg_flags & BG_ROOT_ALIGN) && (h_align \|\| v_align))
342	\|\| image_width > target_width \|\| image_height > target_height)
343	bg_flags \|= BG_IS_SIZE_SENSITIVE;
344	else
345	bg_flags &= ~BG_IS_SIZE_SENSITIVE;
346	}	350	}
347		351
348	# ifdef HAVE_PIXBUF	352	# ifdef HAVE_PIXBUF
349	bool	353	bool
350	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,	354	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
351	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,
352	unsigned int width, unsigned int height)	356	unsigned int width, unsigned int height, bool argb)
353	{	357	{
354	XImage *ximage;	358	XImage *ximage;
355	char data, line;	359	char *line;
356	int bytes_per_pixel;
357	int width_r, width_g, width_b;	360	int width_r, width_g, width_b, width_a;
358	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;
359	int rowstride;	363	int rowstride;
360	int channels;	364	int channels;
361	unsigned char *row;	365	unsigned char *row;
362		366
363	if (visual->c_class != TrueColor)	367	if (visual->c_class != TrueColor)
364	return false;	368	return false;
365		369
366	if (depth == 24 \|\| depth == 32)	370	if (argb)
367	bytes_per_pixel = 4;	371	{
368	else if (depth == 15 \|\| depth == 16)	372	red_mask = 0xff << 16;
369	bytes_per_pixel = 2;	373	green_mask = 0xff << 8;
		374	blue_mask = 0xff;
		375	alpha_mask = 0xff << 24;
		376	}
370	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)
371	return false;	397	return false;
372		398
373	width_r = ecb_popcount32 (visual->red_mask);	399	sh_r = ecb_ctz32 (red_mask);
374	width_g = ecb_popcount32 (visual->green_mask);	400	sh_g = ecb_ctz32 (green_mask);
375	width_b = ecb_popcount32 (visual->blue_mask);	401	sh_b = ecb_ctz32 (blue_mask);
		402	sh_a = ecb_ctz32 (alpha_mask);
376		403
377	if (width_r > 8 \|\| width_g > 8 \|\| width_b > 8)	404	if (width > 32767 \|\| height > 32767)
378	return false;	405	return false;
379		406
380	sh_r = ecb_ctz32 (visual->red_mask);	407	ximage = XCreateImage (dpy, visual, argb ? 32 : depth, ZPixmap, 0, 0,
381	sh_g = ecb_ctz32 (visual->green_mask);	408	width, height, 32, 0);
382	sh_b = ecb_ctz32 (visual->blue_mask);	409	if (!ximage)
383
384	if (width > INT_MAX / height / bytes_per_pixel)
385	return false;	410	return false;
386		411
387	data = (char )malloc (width height * bytes_per_pixel);	412	if (height > INT_MAX / ximage->bytes_per_line
388	if (!data)	413	\|\| !(ximage->data = (char )malloc (height ximage->bytes_per_line)))
389	return false;
390
391	ximage = XCreateImage (dpy, visual, depth, ZPixmap, 0, data,
392	width, height, bytes_per_pixel * 8, 0);
393	if (!ximage)
394	{	414	{
395	free (data);	415	XDestroyImage (ximage);
396	return false;	416	return false;
397	}	417	}
398		418
399	ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;	419	ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
400		420
401	rowstride = gdk_pixbuf_get_rowstride (pixbuf);	421	rowstride = gdk_pixbuf_get_rowstride (pixbuf);
402	channels = gdk_pixbuf_get_n_channels (pixbuf);	422	channels = gdk_pixbuf_get_n_channels (pixbuf);
403	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;
404	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	}
405		435
406	for (int y = 0; y < height; y++)	436	for (int y = 0; y < height; y++)
407	{	437	{
408	for (int x = 0; x < width; x++)	438	for (int x = 0; x < width; x++)
409	{	439	{
410	unsigned char pixel = row + x channels;	440	unsigned char pixel = row + x channels;
411	uint32_t value;	441	uint32_t value;
		442	unsigned char r, g, b, a;
412		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
413	value = ((pixel[0] >> (8 - width_r)) << sh_r)	459	value = ((r >> (8 - width_r)) << sh_r)
414	\| ((pixel[1] >> (8 - width_g)) << sh_g)	460	\| ((g >> (8 - width_g)) << sh_g)
415	\| ((pixel[2] >> (8 - width_b)) << sh_b);	461	\| ((b >> (8 - width_b)) << sh_b)
		462	\| ((a >> (8 - width_a)) << sh_a);
416		463
417	if (bytes_per_pixel == 4)	464	if (ximage->bits_per_pixel == 32)
418	((uint32_t *)line)[x] = value;	465	((uint32_t *)line)[x] = value;
419	else	466	else
420	((uint16_t *)line)[x] = value;	467	XPutPixel (ximage, x, y, value);
421	}	468	}
422		469
423	row += rowstride;	470	row += rowstride;
424	line += ximage->bytes_per_line;	471	line += ximage->bytes_per_line;
425	}	472	}
…		…
428	XDestroyImage (ximage);	475	XDestroyImage (ximage);
429	return true;	476	return true;
430	}	477	}
431		478
432	bool	479	bool
433	rxvt_term::render_image (bool transparent)	480	rxvt_term::render_image (rxvt_image &image)
434	{	481	{
		482	GdkPixbuf *pixbuf = image.pixbuf;
435	if (!pixbuf)	483	if (!pixbuf)
436	return false;	484	return false;
437		485
438	if (transparent	486	bool need_blend = bg_flags & BG_IS_VALID;
		487
		488	if (need_blend
439	&& !(bg_flags & BG_HAS_RENDER))	489	&& !(bg_flags & BG_HAS_RENDER))
440	return false;	490	return false;
441		491
442	GdkPixbuf *result;	492	GdkPixbuf *result;
443		493
…		…
452	int x = 0;	502	int x = 0;
453	int y = 0;	503	int y = 0;
454	int w = 0;	504	int w = 0;
455	int h = 0;	505	int h = 0;
456		506
457	get_image_geometry (image_width, image_height, w, h, x, y);	507	get_image_geometry (image, w, h, x, y);
458		508
459	if (!(bg_flags & BG_ROOT_ALIGN)	509	if (!(image.flags & IM_ROOT_ALIGN)
460	&& (x >= target_width	510	&& (x >= target_width
461	\|\| y >= target_height	511	\|\| y >= target_height
462	\|\| x + w <= 0	512	\|\| x + w <= 0
463	\|\| y + h <= 0))	513	\|\| y + h <= 0))
464	return false;	514	return false;
…		…
478		528
479	bool ret = false;	529	bool ret = false;
480		530
481	XGCValues gcv;	531	XGCValues gcv;
482	GC gc;	532	GC gc;
483	Pixmap root_pmap;	533	Pixmap tmp_pixmap;
484		534
485	image_width = gdk_pixbuf_get_width (result);	535	image_width = gdk_pixbuf_get_width (result);
486	image_height = gdk_pixbuf_get_height (result);	536	image_height = gdk_pixbuf_get_height (result);
487		537
488	if (transparent)	538	if (need_blend)
489	{	539	tmp_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, 32);
490	root_pmap = bg_pixmap;
491	bg_pixmap = None;
492	}
493	else	540	else
494	{	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.
495	if (bg_flags & BG_TILE)	545	if ((image.flags & IM_TILE)
		546	&& image_vec.size () == 1)
496	{	547	{
497	new_pmap_width = min (image_width, target_width);	548	new_pmap_width = min (image_width, target_width);
498	new_pmap_height = min (image_height, target_height);	549	new_pmap_height = min (image_height, target_height);
499	}	550	}
500	}
501		551
502	if (bg_pixmap == None	552	if (bg_pixmap == None
503	\|\| bg_pmap_width != new_pmap_width	553	\|\| bg_pmap_width != new_pmap_width
504	\|\| bg_pmap_height != new_pmap_height)	554	\|\| bg_pmap_height != new_pmap_height)
505	{	555	{
506	if (bg_pixmap)	556	if (bg_pixmap)
507	XFreePixmap (dpy, bg_pixmap);	557	XFreePixmap (dpy, bg_pixmap);
508	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);
509	bg_pmap_width = new_pmap_width;	559	bg_pmap_width = new_pmap_width;
510	bg_pmap_height = new_pmap_height;	560	bg_pmap_height = new_pmap_height;
		561	}
		562
		563	tmp_pixmap = bg_pixmap;
511	}	564	}
512		565
513	gcv.foreground = pix_colors[Color_bg];	566	gcv.foreground = pix_colors[Color_bg];
514	gc = XCreateGC (dpy, vt, GCForeground, &gcv);	567	gc = XCreateGC (dpy, tmp_pixmap, GCForeground, &gcv);
515		568
516	if (gc)	569	if (gc)
517	{	570	{
518	if (bg_flags & BG_TILE)	571	if (image.flags & IM_TILE)
519	{	572	{
520	Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth);	573	Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, need_blend ? 32 : depth);
521	pixbuf_to_pixmap (result, tile, gc,	574	pixbuf_to_pixmap (result, tile, gc,
522	0, 0,	575	0, 0,
523	0, 0,	576	0, 0,
524	image_width, image_height);	577	image_width, image_height, need_blend);
525		578
526	gcv.tile = tile;	579	gcv.tile = tile;
527	gcv.fill_style = FillTiled;	580	gcv.fill_style = FillTiled;
528	gcv.ts_x_origin = x;	581	gcv.ts_x_origin = x;
529	gcv.ts_y_origin = y;	582	gcv.ts_y_origin = y;
530	XChangeGC (dpy, gc, GCFillStyle \| GCTile \| GCTileStipXOrigin \| GCTileStipYOrigin, &gcv);	583	XChangeGC (dpy, gc, GCFillStyle \| GCTile \| GCTileStipXOrigin \| GCTileStipYOrigin, &gcv);
531		584
532	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);
533	XFreePixmap (dpy, tile);	586	XFreePixmap (dpy, tile);
534	}	587	}
535	else	588	else
536	{	589	{
537	int src_x, src_y, dst_x, dst_y;	590	int src_x, src_y, dst_x, dst_y;
…		…
541	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);
542		595
543	if (dst_x > 0 \|\| dst_y > 0	596	if (dst_x > 0 \|\| dst_y > 0
544	\|\| dst_x + dst_width < new_pmap_width	597	\|\| dst_x + dst_width < new_pmap_width
545	\|\| dst_y + dst_height < new_pmap_height)	598	\|\| dst_y + dst_height < new_pmap_height)
546	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);
547		600
548	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	601	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
549	pixbuf_to_pixmap (result, bg_pixmap, gc,	602	pixbuf_to_pixmap (result, tmp_pixmap, gc,
550	src_x, src_y,	603	src_x, src_y,
551	dst_x, dst_y,	604	dst_x, dst_y,
552	dst_width, dst_height);	605	dst_width, dst_height, need_blend);
553	}	606	}
554		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);
		612
555	#if XRENDER	613	#if XRENDER
556	if (transparent)	614	if (need_blend)
557	{	615	{
		616	XRenderPictFormat *argb_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
558	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	617	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
559		618
560	Picture src = XRenderCreatePicture (dpy, root_pmap, format, 0, 0);	619	Picture src = XRenderCreatePicture (dpy, tmp_pixmap, argb_format, 0, 0);
561		620
562	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, format, 0, 0);	621	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, format, 0, 0);
563		622
564	Picture mask = create_xrender_mask (dpy, vt, False, False);	623	Picture mask = create_xrender_mask (dpy, vt, False, False);
565		624
566	XRenderColor mask_c;	625	XRenderColor mask_c;
567		626
568	mask_c.alpha = 0x8000;	627	mask_c.alpha = image.alpha;
569	mask_c.red =	628	mask_c.red =
570	mask_c.green =	629	mask_c.green =
571	mask_c.blue = 0;	630	mask_c.blue = 0;
572	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);	631	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
573		632
…		…
585	}	644	}
586		645
587	if (result != pixbuf)	646	if (result != pixbuf)
588	g_object_unref (result);	647	g_object_unref (result);
589		648
590	if (transparent)	649	if (need_blend)
591	XFreePixmap (dpy, root_pmap);	650	XFreePixmap (dpy, tmp_pixmap);
592		651
593	return ret;	652	return ret;
594	}	653	}
595	# endif /* HAVE_PIXBUF */	654	# endif /* HAVE_PIXBUF */
596		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
		679	void
		680	rxvt_term::parse_image (int id, const char type, const char arg)
		681	{
		682	if (image_vec.size () < id + 1)
		683	image_vec.resize (id + 1);
		684
		685	rxvt_image *image = &image_vec[id];
		686	}
		687	# endif
		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
597	bool	703	bool
598	rxvt_term::bg_set_file (const char *file)	704	rxvt_image::set_file_geometry (const char *file)
599	{	705	{
600	if (!file \|\| !*file)	706	if (!file \|\| !*file)
601	return false;	707	return false;
602		708
603	bool ret = false;
604	const char *p = strchr (file, ';');	709	const char *p = strchr (file, ';');
605		710
606	if (p)	711	if (p)
607	{	712	{
608	size_t len = p - file;	713	size_t len = p - file;
…		…
610	memcpy (f, file, len);	715	memcpy (f, file, len);
611	f[len] = '\0';	716	f[len] = '\0';
612	file = f;	717	file = f;
613	}	718	}
614		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
615	# ifdef HAVE_PIXBUF	732	# ifdef HAVE_PIXBUF
616	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);	733	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
617	if (image)	734	if (image)
618	{	735	{
619	if (pixbuf)	736	if (pixbuf)
620	g_object_unref (pixbuf);	737	g_object_unref (pixbuf);
621	pixbuf = image;	738	pixbuf = image;
622	bg_flags \|= BG_IS_FROM_FILE;
623	ret = true;	739	ret = true;
624	}	740	}
625	# endif	741	# endif
626		742
627	if (ret)	743	if (ret)
628	{	744	flags \|= IM_IS_SET;
629	if (p)
630	bg_set_geometry (p + 1);
631	else
632	bg_set_default_geometry ();
633	}
634		745
635	return ret;	746	return ret;
636	}	747	}
637		748
638	# endif /* BG_IMAGE_FROM_FILE */	749	# endif /* BG_IMAGE_FROM_FILE */
639		750
640	# ifdef ENABLE_TRANSPARENCY
641	bool	751	bool
642	rxvt_term::bg_set_transparent ()	752	image_effects::set_blur (const char *geom)
643	{
644	if (!(bg_flags & BG_IS_TRANSPARENT))
645	{
646	bg_flags \|= BG_IS_TRANSPARENT;
647	return true;
648	}
649
650	return false;
651	}
652
653	bool
654	rxvt_term::bg_set_blur (const char *geom)
655	{	753	{
656	bool changed = false;	754	bool changed = false;
657	unsigned int hr, vr;	755	unsigned int hr, vr;
658	int junk;	756	int junk;
659	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);	757	int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
…		…
676	{	774	{
677	changed = true;	775	changed = true;
678	v_blurRadius = vr;	776	v_blurRadius = vr;
679	}	777	}
680		778
681	if (h_blurRadius && v_blurRadius)
682	bg_flags \|= BG_NEEDS_BLUR;
683	else
684	bg_flags &= ~BG_NEEDS_BLUR;
685
686	return changed;	779	return changed;
687	}	780	}
688		781
689	void
690	rxvt_term::set_tint_shade_flags ()
691	{
692	if (shade != 100 \|\| (bg_flags & BG_TINT_SET))
693	bg_flags \|= BG_NEEDS_TINT;
694	else
695	bg_flags &= ~BG_NEEDS_TINT;
696	}
697
698	bool	782	bool
699	rxvt_term::bg_set_tint (rxvt_color &new_tint)	783	image_effects::set_tint (const rxvt_color &new_tint)
700	{	784	{
701	if (!(bg_flags & BG_TINT_SET) \|\| tint != new_tint)	785	if (!tint_set \|\| tint != new_tint)
702	{	786	{
703	tint = new_tint;	787	tint = new_tint;
704	bg_flags \|= BG_TINT_SET;	788	tint_set = true;
705		789
706	rgba c;
707	tint.get (c);
708	if ((c.r <= 0x00ff \|\| c.r >= 0xff00)
709	&& (c.g <= 0x00ff \|\| c.g >= 0xff00)
710	&& (c.b <= 0x00ff \|\| c.b >= 0xff00))
711	bg_flags \|= BG_TINT_BITAND;
712	else
713	bg_flags &= ~BG_TINT_BITAND;
714
715	set_tint_shade_flags ();
716	return true;	790	return true;
717	}	791	}
718		792
719	return false;	793	return false;
720	}	794	}
721		795
722	bool	796	bool
723	rxvt_term::bg_set_shade (const char *shade_str)	797	image_effects::set_shade (const char *shade_str)
724	{	798	{
725	int new_shade = atoi (shade_str);	799	int new_shade = atoi (shade_str);
726		800
727	clamp_it (new_shade, -100, 200);	801	clamp_it (new_shade, -100, 200);
728	if (new_shade < 0)	802	if (new_shade < 0)
729	new_shade = 200 - (100 + new_shade);	803	new_shade = 200 - (100 + new_shade);
730		804
731	if (new_shade != shade)	805	if (new_shade != shade)
732	{	806	{
733	shade = new_shade;	807	shade = new_shade;
734	set_tint_shade_flags ();
735	return true;	808	return true;
736	}	809	}
737		810
738	return false;	811	return false;
739	}	812	}
…		…
760	params[i+2] = XDoubleToFixed (kernel[i] / sum);	833	params[i+2] = XDoubleToFixed (kernel[i] / sum);
761	}	834	}
762	#endif	835	#endif
763		836
764	bool	837	bool
765	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)
766	{	839	{
767	bool ret = false;	840	bool ret = false;
768	#if XRENDER	841	#if XRENDER
769	if (!(bg_flags & BG_HAS_RENDER_CONV))	842	if (!(bg_flags & BG_HAS_RENDER_CONV))
770	return false;	843	return false;
…		…
772	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;	845	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
773	double kernel = (double )malloc (size * sizeof (double));	846	double kernel = (double )malloc (size * sizeof (double));
774	XFixed params = (XFixed )malloc ((size + 2) * sizeof (XFixed));	847	XFixed params = (XFixed )malloc ((size + 2) * sizeof (XFixed));
775		848
776	XRenderPictureAttributes pa;	849	XRenderPictureAttributes pa;
777	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	850	XRenderPictFormat *format = argb ? XRenderFindStandardFormat (dpy, PictStandardARGB32)
		851	: XRenderFindVisualFormat (dpy, visual);
778		852
779	pa.repeat = RepeatPad;	853	pa.repeat = RepeatPad;
780	Picture src = XRenderCreatePicture (dpy, pixmap, format, CPRepeat, &pa);	854	Picture src = XRenderCreatePicture (dpy, pixmap, format, CPRepeat, &pa);
781	Pixmap tmp = XCreatePixmap (dpy, pixmap, width, height, depth);	855	Pixmap tmp = XCreatePixmap (dpy, pixmap, width, height, depth);
782	Picture dst = XRenderCreatePicture (dpy, tmp, format, CPRepeat, &pa);	856	Picture dst = XRenderCreatePicture (dpy, tmp, format, CPRepeat, &pa);
…		…
825	#endif	899	#endif
826	return ret;	900	return ret;
827	}	901	}
828		902
829	bool	903	bool
830	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)
831	{	905	{
832	bool ret = false;	906	bool ret = false;
833		907
834	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))
835	{	917	{
836	XGCValues gcv;	918	XGCValues gcv;
837	GC gc;	919	GC gc;
838		920
839	/* In this case we can tint image server-side getting significant	921	/* In this case we can tint image server-side getting significant
…		…
851	}	933	}
852	}	934	}
853	# if XRENDER	935	# if XRENDER
854	else if (bg_flags & BG_HAS_RENDER)	936	else if (bg_flags & BG_HAS_RENDER)
855	{	937	{
856	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
857
858	if (bg_flags & BG_TINT_SET)
859	tint.get (c);
860
861	if (shade <= 100)	938	if (shade <= 100)
862	{	939	{
863	c.r = c.r * shade / 100;	940	c.r = c.r * shade / 100;
864	c.g = c.g * shade / 100;	941	c.g = c.g * shade / 100;
865	c.b = c.b * shade / 100;	942	c.b = c.b * shade / 100;
…		…
869	c.r = c.r * (200 - shade) / 100;	946	c.r = c.r * (200 - shade) / 100;
870	c.g = c.g * (200 - shade) / 100;	947	c.g = c.g * (200 - shade) / 100;
871	c.b = c.b * (200 - shade) / 100;	948	c.b = c.b * (200 - shade) / 100;
872	}	949	}
873		950
874	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	951	XRenderPictFormat *format = argb ? XRenderFindStandardFormat (dpy, PictStandardARGB32)
		952	: XRenderFindVisualFormat (dpy, visual);
875		953
876	Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, 0);	954	Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, 0);
877		955
878	Picture overlay_pic = create_xrender_mask (dpy, pixmap, True, False);	956	Picture overlay_pic = create_xrender_mask (dpy, pixmap, True, False);
879		957
…		…
915	# endif	993	# endif
916		994
917	return ret;	995	return ret;
918	}	996	}
919		997
		998	# ifdef ENABLE_TRANSPARENCY
920	/*	999	/*
921	* 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
922	* 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
923	* our window.	1002	* our window.
924	*/	1003	*/
…		…
1015		1094
1016	if (gc)	1095	if (gc)
1017	{	1096	{
1018	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);	1097	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);
1019	ret = true;	1098	ret = true;
1020	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 ();
1021		1101
1022	if (!(bg_flags & BG_CLIENT_RENDER))	1102	if (!(bg_flags & BG_CLIENT_RENDER))
1023	{	1103	{
1024	if (bg_flags & BG_NEEDS_BLUR)	1104	if (need_blur)
1025	{	1105	{
1026	if (blur_pixmap (bg_pixmap, visual, window_width, window_height, depth))	1106	if (blur_pixmap (bg_pixmap, window_width, window_height, false,
1027	tr_flags &= ~BG_NEEDS_BLUR;	1107	root_effects.h_blurRadius, root_effects.v_blurRadius))
		1108	need_blur = false;
1028	}	1109	}
1029	if (bg_flags & BG_NEEDS_TINT)	1110	if (need_tint)
1030	{	1111	{
1031	if (tint_pixmap (bg_pixmap, visual, window_width, window_height))	1112	if (tint_pixmap (bg_pixmap, window_width, window_height, false,
1032	tr_flags &= ~BG_NEEDS_TINT;	1113	root_effects.tint, root_effects.tint_set, root_effects.shade))
		1114	need_tint = false;
1033	}	1115	}
1034	if (tr_flags & BG_NEEDS_TINT)	1116	if (need_tint)
1035	{	1117	{
1036	XImage *ximage = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);	1118	XImage *ximage = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
1037	if (ximage)	1119	if (ximage)
1038	{	1120	{
1039	/* our own client-side tinting */	1121	/* our own client-side tinting */
1040	tint_ximage (DefaultVisual (dpy, display->screen), ximage);	1122	tint_ximage (ximage, root_effects.tint, root_effects.tint_set, root_effects.shade);
1041		1123
1042	XPutImage (dpy, bg_pixmap, gc, ximage, 0, 0, 0, 0, ximage->width, ximage->height);	1124	XPutImage (dpy, bg_pixmap, gc, ximage, 0, 0, 0, 0, ximage->width, ximage->height);
1043	XDestroyImage (ximage);	1125	XDestroyImage (ximage);
1044	}	1126	}
1045	}	1127	}
…		…
1066	# endif /* ENABLE_TRANSPARENCY */	1148	# endif /* ENABLE_TRANSPARENCY */
1067		1149
1068	bool	1150	bool
1069	rxvt_term::bg_render ()	1151	rxvt_term::bg_render ()
1070	{	1152	{
1071	bool transparent = false;
1072
1073	bg_invalidate ();	1153	bg_invalidate ();
1074	# ifdef ENABLE_TRANSPARENCY	1154	# ifdef ENABLE_TRANSPARENCY
1075	if (bg_flags & BG_IS_TRANSPARENT)	1155	if (bg_flags & BG_IS_TRANSPARENT)
1076	{	1156	{
1077	/* we need to re-generate transparency pixmap in that case ! */	1157	/* we need to re-generate transparency pixmap in that case ! */
1078	transparent = make_transparency_pixmap ();	1158	if (make_transparency_pixmap ())
1079	if (transparent)
1080	bg_flags \|= BG_IS_VALID;	1159	bg_flags \|= BG_IS_VALID;
1081	}	1160	}
1082	# endif	1161	# endif
1083		1162
1084	# ifdef BG_IMAGE_FROM_FILE	1163	# ifdef BG_IMAGE_FROM_FILE
1085	if (bg_flags & BG_IS_FROM_FILE)	1164	for (vector<rxvt_image>::iterator bg_image = image_vec.begin (); bg_image < image_vec.end (); bg_image++)
1086	{	1165	{
1087	if (render_image (transparent))	1166	if (render_image (*bg_image))
1088	bg_flags \|= BG_IS_VALID;	1167	bg_flags \|= BG_IS_VALID;
1089	}	1168	}
1090	# endif	1169	# endif
1091		1170
1092	if (!(bg_flags & BG_IS_VALID))	1171	if (!(bg_flags & BG_IS_VALID))
…		…
1107	}	1186	}
1108		1187
1109	void	1188	void
1110	rxvt_term::bg_init ()	1189	rxvt_term::bg_init ()
1111	{	1190	{
1112	#ifdef ENABLE_TRANSPARENCY
1113	shade = 100;
1114	#endif
1115
1116	bg_flags &= ~(BG_HAS_RENDER \| BG_HAS_RENDER_CONV);	1191	bg_flags &= ~(BG_HAS_RENDER \| BG_HAS_RENDER_CONV);
1117	#if XRENDER	1192	#if XRENDER
1118	int major, minor;	1193	int major, minor;
1119	if (XRenderQueryVersion (dpy, &major, &minor))	1194	if (XRenderQueryVersion (dpy, &major, &minor))
1120	bg_flags \|= BG_HAS_RENDER;	1195	bg_flags \|= BG_HAS_RENDER;
…		…
1126	bg_flags \|= BG_HAS_RENDER_CONV;	1201	bg_flags \|= BG_HAS_RENDER_CONV;
1127		1202
1128	XFree (filters);	1203	XFree (filters);
1129	}	1204	}
1130	#endif	1205	#endif
1131	}
1132		1206
1133	#endif /* HAVE_BG_PIXMAP */	1207	#ifdef BG_IMAGE_FROM_FILE
		1208	if (rs[Rs_backgroundPixmap])
		1209	{
		1210	rxvt_image *image = new_image ();
		1211	if (!image->set_file_geometry (rs[Rs_backgroundPixmap]))
		1212	image_vec.pop_back ();
		1213	}
1134		1214
1135	#ifdef ENABLE_TRANSPARENCY	1215	# ifndef NO_RESOURCES
		1216	find_resources ("image", "Image", XrmEnumAllLevels, rxvt_define_image);
		1217	vector<rxvt_image>::iterator bg_image = image_vec.begin ();
		1218	while (bg_image != image_vec.end ())
		1219	{
		1220	if (!(bg_image->flags & IM_IS_SET))
		1221	bg_image = image_vec.erase (bg_image);
		1222	else
		1223	{
		1224	if (bg_image->is_size_sensitive ())
		1225	bg_image->flags \|= IM_IS_SIZE_SENSITIVE;
		1226
		1227	bg_image++;
		1228	}
		1229	}
		1230	# endif
		1231
		1232	if (image_vec.size () > 0
		1233	&& !bg_window_position_sensitive ())
		1234	update_background ();
		1235	#endif
		1236	}
		1237
1136	/* based on code from aterm-0.4.2 */	1238	/* based on code from aterm-0.4.2 */
1137		1239
1138	static inline void	1240	static inline void
1139	fill_lut (uint32_t *lookup, uint32_t mask, int sh, unsigned short low, unsigned short high)	1241	fill_lut (uint32_t *lookup, uint32_t mask, int sh, unsigned short low, unsigned short high)
1140	{	1242	{
…		…
1146	lookup[i] = (tmp / 0xffff) << sh;	1248	lookup[i] = (tmp / 0xffff) << sh;
1147	}	1249	}
1148	}	1250	}
1149		1251
1150	void	1252	void
1151	rxvt_term::tint_ximage (Visual visual, XImage ximage)	1253	rxvt_term::tint_ximage (XImage *ximage, rxvt_color &tint, bool tint_set, int shade)
1152	{	1254	{
		1255	unsigned int size_r, size_g, size_b;
1153	int sh_r, sh_g, sh_b;	1256	int sh_r, sh_g, sh_b;
1154	uint32_t mask_r, mask_g, mask_b;	1257	uint32_t mask_r, mask_g, mask_b;
1155	uint32_t lookup, lookup_r, lookup_g, lookup_b;	1258	uint32_t lookup, lookup_r, lookup_g, lookup_b;
1156	unsigned short low;	1259	unsigned short low;
1157	int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;	1260	int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
…		…
1162	mask_r = visual->red_mask;	1265	mask_r = visual->red_mask;
1163	mask_g = visual->green_mask;	1266	mask_g = visual->green_mask;
1164	mask_b = visual->blue_mask;	1267	mask_b = visual->blue_mask;
1165		1268
1166	/* boring lookup table pre-initialization */	1269	/* boring lookup table pre-initialization */
1167	switch (ximage->depth)	1270	sh_r = ecb_ctz32 (mask_r);
1168	{	1271	sh_g = ecb_ctz32 (mask_g);
1169	case 15:	1272	sh_b = ecb_ctz32 (mask_b);
1170	if ((mask_r != 0x7c00) \|\|	1273
1171	(mask_g != 0x03e0) \|\|	1274	size_r = mask_r >> sh_r;
1172	(mask_b != 0x001f))	1275	size_g = mask_g >> sh_g;
		1276	size_b = mask_b >> sh_b;
		1277
		1278	if (size_r++ > 255 \|\| size_g++ > 255 \|\| size_b++ > 255)
1173	return;	1279	return;
1174	lookup = (uint32_t ) malloc (sizeof (uint32_t)(32+32+32));	1280
		1281	lookup = (uint32_t )malloc (sizeof (uint32_t) (size_r + size_g + size_b));
1175	lookup_r = lookup;	1282	lookup_r = lookup;
1176	lookup_g = lookup+32;	1283	lookup_g = lookup + size_r;
1177	lookup_b = lookup+32+32;	1284	lookup_b = lookup + size_r + size_g;
1178	sh_r = 10;
1179	sh_g = 5;
1180	sh_b = 0;
1181	break;
1182	case 16:
1183	if ((mask_r != 0xf800) \|\|
1184	(mask_g != 0x07e0) \|\|
1185	(mask_b != 0x001f))
1186	return;
1187	lookup = (uint32_t ) malloc (sizeof (uint32_t)(32+64+32));
1188	lookup_r = lookup;
1189	lookup_g = lookup+32;
1190	lookup_b = lookup+32+64;
1191	sh_r = 11;
1192	sh_g = 5;
1193	sh_b = 0;
1194	break;
1195	case 24:
1196	if ((mask_r != 0xff0000) \|\|
1197	(mask_g != 0x00ff00) \|\|
1198	(mask_b != 0x0000ff))
1199	return;
1200	lookup = (uint32_t ) malloc (sizeof (uint32_t)(256+256+256));
1201	lookup_r = lookup;
1202	lookup_g = lookup+256;
1203	lookup_b = lookup+256+256;
1204	sh_r = 16;
1205	sh_g = 8;
1206	sh_b = 0;
1207	break;
1208	case 32:
1209	if ((mask_r != 0xff0000) \|\|
1210	(mask_g != 0x00ff00) \|\|
1211	(mask_b != 0x0000ff))
1212	return;
1213	lookup = (uint32_t ) malloc (sizeof (uint32_t)(256+256+256));
1214	lookup_r = lookup;
1215	lookup_g = lookup+256;
1216	lookup_b = lookup+256+256;
1217	sh_r = 16;
1218	sh_g = 8;
1219	sh_b = 0;
1220	break;
1221	default:
1222	return; /* we do not support this color depth */
1223	}
1224		1285
1225	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);	1286	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1226		1287
1227	if (bg_flags & BG_TINT_SET)	1288	if (tint_set)
1228	tint.get (c);	1289	tint.get (c);
1229		1290
1230	/* prepare limits for color transformation (each channel is handled separately) */	1291	/* prepare limits for color transformation (each channel is handled separately) */
1231	if (shade > 100)	1292	if (shade > 100)
1232	{	1293	{
…		…
1250	fill_lut (lookup_g, mask_g, sh_g, low, c.g);	1311	fill_lut (lookup_g, mask_g, sh_g, low, c.g);
1251	fill_lut (lookup_b, mask_b, sh_b, low, c.b);	1312	fill_lut (lookup_b, mask_b, sh_b, low, c.b);
1252		1313
1253	/* apply table to input image (replacing colors by newly calculated ones) */	1314	/* apply table to input image (replacing colors by newly calculated ones) */
1254	if (ximage->bits_per_pixel == 32	1315	if (ximage->bits_per_pixel == 32
1255	&& (ximage->depth == 24 \|\| ximage->depth == 32)
1256	&& ximage->byte_order == host_byte_order)	1316	&& ximage->byte_order == host_byte_order)
1257	{	1317	{
1258	uint32_t p1, pf, p, pl;	1318	char *line = ximage->data;
1259	p1 = (uint32_t *) ximage->data;
1260	pf = (uint32_t ) (ximage->data + ximage->height ximage->bytes_per_line);
1261		1319
1262	while (p1 < pf)	1320	for (int y = 0; y < ximage->height; y++)
1263	{	1321	{
1264	p = p1;	1322	uint32_t p = (uint32_t )line;
1265	pl = p1 + ximage->width;	1323	for (int x = 0; x < ximage->width; x++)
1266	for (; p < pl; p++)
1267	{	1324	{
1268	p = lookup_r[(p & 0xff0000) >> 16] \|	1325	p = lookup_r[(p & mask_r) >> sh_r] \|
1269	lookup_g[(*p & 0x00ff00) >> 8] \|	1326	lookup_g[(*p & mask_g) >> sh_g] \|
1270	lookup_b[(*p & 0x0000ff)] \|	1327	lookup_b[(*p & mask_b) >> sh_b];
1271	(*p & 0xff000000);	1328	p++;
1272	}	1329	}
1273	p1 = (uint32_t ) ((char ) p1 + ximage->bytes_per_line);	1330	line += ximage->bytes_per_line;
1274	}	1331	}
1275	}	1332	}
1276	else	1333	else
1277	{	1334	{
1278	for (int y = 0; y < ximage->height; y++)	1335	for (int y = 0; y < ximage->height; y++)
…		…
1286	}	1343	}
1287	}	1344	}
1288		1345
1289	free (lookup);	1346	free (lookup);
1290	}	1347	}
1291	#endif /* ENABLE_TRANSPARENCY */	1348
		1349	#endif /* HAVE_BG_PIXMAP */

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Comparing rxvt-unicode/src/background.C (file contents): Revision 1.204 by sf-exg, Tue Apr 10 15:19:22 2012 UTC vs. Revision 1.226 by sf-exg, Thu May 31 05:53:46 2012 UTC

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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.204 by sf-exg, Tue Apr 10 15:19:22 2012 UTC vs.
Revision 1.226 by sf-exg, Thu May 31 05:53:46 2012 UTC