[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 1.218 by sf-exg, Mon May 21 12:29:22 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
64	if (pixbuf)
65	g_object_unref (pixbuf);
66	#endif
67
68	if (bg_pixmap)	63	if (bg_pixmap)
69	XFreePixmap (dpy, bg_pixmap);	64	XFreePixmap (dpy, bg_pixmap);
70	}	65	}
71		66
72	bool	67	bool
…		…
90	if (bg_flags & BG_IS_TRANSPARENT)	85	if (bg_flags & BG_IS_TRANSPARENT)
91	return true;	86	return true;
92	# endif	87	# endif
93		88
94	# ifdef BG_IMAGE_FROM_FILE	89	# ifdef BG_IMAGE_FROM_FILE
95	if (bg_flags & BG_IS_FROM_FILE)	90	if (bg_image.flags & IM_IS_SET)
96	{	91	{
97	if (bg_flags & BG_IS_SIZE_SENSITIVE)	92	if ((bg_image.flags & IM_IS_SIZE_SENSITIVE)
		93	\|\| bg_image.width () > szHint.width
		94	\|\| bg_image.height () > szHint.height)
98	return true;	95	return true;
99	}	96	}
100	# endif	97	# endif
101		98
102	return false;	99	return false;
…		…
109	if (bg_flags & BG_IS_TRANSPARENT)	106	if (bg_flags & BG_IS_TRANSPARENT)
110	return true;	107	return true;
111	# endif	108	# endif
112		109
113	# ifdef BG_IMAGE_FROM_FILE	110	# ifdef BG_IMAGE_FROM_FILE
114	if (bg_flags & BG_IS_FROM_FILE)	111	if (bg_image.flags & IM_IS_SET)
115	{	112	{
116	if (bg_flags & BG_ROOT_ALIGN)	113	if (bg_image.flags & IM_ROOT_ALIGN)
117	return true;	114	return true;
118	}	115	}
119	# endif	116	# endif
120		117
121	return false;	118	return false;
…		…
123		120
124	# ifdef BG_IMAGE_FROM_FILE	121	# ifdef BG_IMAGE_FROM_FILE
125	static inline int	122	static inline int
126	make_align_position (int align, int window_size, int image_size)	123	make_align_position (int align, int window_size, int image_size)
127	{	124	{
128	int diff = window_size - image_size;
129	int smaller = min (image_size, window_size);
130
131	if (align >= 0 && align <= 100)	125	if (align >= 0 && align <= 100)
132	return diff * align / 100;	126	return lerp (0, window_size - image_size, align);
133	else if (align > 100)	127	else if (align > 100)
134	return (align - 100) * smaller / 100 + window_size - smaller;	128	return lerp (window_size - image_size, window_size, align - 100);
135	else	129	else
136	return (align + 100) * smaller / 100 - image_size;	130	return lerp (-image_size, 0, align + 100);
137	}	131	}
138		132
139	static inline int	133	static inline int
140	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)	134	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)
141	{	135	{
…		…
152	min_it (dst_size, target_size - dst_pos);	146	min_it (dst_size, target_size - dst_pos);
153	return src_pos;	147	return src_pos;
154	}	148	}
155		149
156	bool	150	bool
157	rxvt_term::bg_set_geometry (const char *geom, bool update)	151	rxvt_image::set_geometry (const char *geom, bool update)
158	{	152	{
159	bool changed = false;	153	bool changed = false;
160	int geom_flags = 0;	154	int geom_flags = 0;
161	int x = h_align;	155	int x = h_align;
162	int y = v_align;	156	int y = v_align;
…		…
173		167
174	for (int i = 0; arr[i]; i++)	168	for (int i = 0; arr[i]; i++)
175	{	169	{
176	if (!strcasecmp (arr[i], "style=tiled"))	170	if (!strcasecmp (arr[i], "style=tiled"))
177	{	171	{
178	new_flags = BG_TILE;	172	new_flags = IM_TILE;
179	w = h = noScale;	173	w = h = noScale;
180	x = y = 0;	174	x = y = 0;
181	geom_flags = WidthValue\|HeightValue\|XValue\|YValue;	175	geom_flags = WidthValue\|HeightValue\|XValue\|YValue;
182	}	176	}
183	else if (!strcasecmp (arr[i], "style=aspect-stretched"))	177	else if (!strcasecmp (arr[i], "style=aspect-stretched"))
184	{	178	{
185	new_flags = BG_KEEP_ASPECT;	179	new_flags = IM_KEEP_ASPECT;
186	w = h = windowScale;	180	w = h = windowScale;
187	x = y = centerAlign;	181	x = y = centerAlign;
188	geom_flags = WidthValue\|HeightValue\|XValue\|YValue;	182	geom_flags = WidthValue\|HeightValue\|XValue\|YValue;
189	}	183	}
190	else if (!strcasecmp (arr[i], "style=stretched"))	184	else if (!strcasecmp (arr[i], "style=stretched"))
…		…
200	x = y = centerAlign;	194	x = y = centerAlign;
201	geom_flags = WidthValue\|HeightValue\|XValue\|YValue;	195	geom_flags = WidthValue\|HeightValue\|XValue\|YValue;
202	}	196	}
203	else if (!strcasecmp (arr[i], "style=root-tiled"))	197	else if (!strcasecmp (arr[i], "style=root-tiled"))
204	{	198	{
205	new_flags = BG_TILE\|BG_ROOT_ALIGN;	199	new_flags = IM_TILE\|IM_ROOT_ALIGN;
206	w = h = noScale;	200	w = h = noScale;
207	geom_flags = WidthValue\|HeightValue;	201	geom_flags = WidthValue\|HeightValue;
208	}	202	}
209	else if (!strcasecmp (arr[i], "op=tile"))	203	else if (!strcasecmp (arr[i], "op=tile"))
210	new_flags \|= BG_TILE;	204	new_flags \|= IM_TILE;
211	else if (!strcasecmp (arr[i], "op=keep-aspect"))	205	else if (!strcasecmp (arr[i], "op=keep-aspect"))
212	new_flags \|= BG_KEEP_ASPECT;	206	new_flags \|= IM_KEEP_ASPECT;
213	else if (!strcasecmp (arr[i], "op=root-align"))	207	else if (!strcasecmp (arr[i], "op=root-align"))
214	new_flags \|= BG_ROOT_ALIGN;	208	new_flags \|= IM_ROOT_ALIGN;
215		209
216	// deprecated	210	// deprecated
217	else if (!strcasecmp (arr[i], "tile"))	211	else if (!strcasecmp (arr[i], "tile"))
218	{	212	{
219	new_flags \|= BG_TILE;	213	new_flags \|= IM_TILE;
220	w = h = noScale;	214	w = h = noScale;
221	geom_flags \|= WidthValue\|HeightValue;	215	geom_flags \|= WidthValue\|HeightValue;
222	}	216	}
223	else if (!strcasecmp (arr[i], "propscale"))	217	else if (!strcasecmp (arr[i], "propscale"))
224	{	218	{
225	new_flags \|= BG_KEEP_ASPECT;	219	new_flags \|= IM_KEEP_ASPECT;
226	w = h = windowScale;	220	w = h = windowScale;
227	geom_flags \|= WidthValue\|HeightValue;	221	geom_flags \|= WidthValue\|HeightValue;
228	}	222	}
229	else if (!strcasecmp (arr[i], "hscale"))	223	else if (!strcasecmp (arr[i], "hscale"))
230	{	224	{
231	new_flags \|= BG_TILE;	225	new_flags \|= IM_TILE;
232	w = windowScale;	226	w = windowScale;
233	h = noScale;	227	h = noScale;
234	geom_flags \|= WidthValue\|HeightValue;	228	geom_flags \|= WidthValue\|HeightValue;
235	}	229	}
236	else if (!strcasecmp (arr[i], "vscale"))	230	else if (!strcasecmp (arr[i], "vscale"))
237	{	231	{
238	new_flags \|= BG_TILE;	232	new_flags \|= IM_TILE;
239	h = windowScale;	233	h = windowScale;
240	w = noScale;	234	w = noScale;
241	geom_flags \|= WidthValue\|HeightValue;	235	geom_flags \|= WidthValue\|HeightValue;
242	}	236	}
243	else if (!strcasecmp (arr[i], "scale"))	237	else if (!strcasecmp (arr[i], "scale"))
…		…
251	x = y = centerAlign;	245	x = y = centerAlign;
252	geom_flags \|= WidthValue\|HeightValue\|XValue\|YValue;	246	geom_flags \|= WidthValue\|HeightValue\|XValue\|YValue;
253	}	247	}
254	else if (!strcasecmp (arr[i], "root"))	248	else if (!strcasecmp (arr[i], "root"))
255	{	249	{
256	new_flags \|= BG_TILE\|BG_ROOT_ALIGN;	250	new_flags \|= IM_TILE\|IM_ROOT_ALIGN;
257	w = h = noScale;	251	w = h = noScale;
258	geom_flags \|= WidthValue\|HeightValue;	252	geom_flags \|= WidthValue\|HeightValue;
259	}	253	}
260		254
261	else	255	else
…		…
263	} /* done parsing ops */	257	} /* done parsing ops */
264		258
265	rxvt_free_strsplit (arr);	259	rxvt_free_strsplit (arr);
266	}	260	}
267		261
268	new_flags \|= bg_flags & ~BG_GEOMETRY_FLAGS;	262	new_flags \|= flags & ~IM_GEOMETRY_FLAGS;
269		263
270	if (!update)	264	if (!update)
271	{	265	{
272	if (!(geom_flags & XValue))	266	if (!(geom_flags & XValue))
273	x = y = defaultAlign;	267	x = y = defaultAlign;
…		…
280	h = w;	274	h = w;
281	else if (!(geom_flags & WidthValue))	275	else if (!(geom_flags & WidthValue))
282	w = h;	276	w = h;
283	}	277	}
284		278
285	min_it (w, 1000);
286	min_it (h, 1000);
287	clamp_it (x, -100, 200);	279	clamp_it (x, -100, 200);
288	clamp_it (y, -100, 200);	280	clamp_it (y, -100, 200);
289		281
290	if (bg_flags != new_flags	282	if (flags != new_flags
291	\|\| h_scale != w	283	\|\| h_scale != w
292	\|\| v_scale != h	284	\|\| v_scale != h
293	\|\| h_align != x	285	\|\| h_align != x
294	\|\| v_align != y)	286	\|\| v_align != y)
295	{	287	{
296	bg_flags = new_flags;	288	flags = new_flags;
297	h_scale = w;	289	h_scale = w;
298	v_scale = h;	290	v_scale = h;
299	h_align = x;	291	h_align = x;
300	v_align = y;	292	v_align = y;
301	changed = true;	293	changed = true;
302	}	294	}
303		295
		296	if (!(flags & IM_TILE)
		297	\|\| h_scale \|\| v_scale
		298	\|\| (!(flags & IM_ROOT_ALIGN) && (h_align \|\| v_align)))
		299	flags \|= IM_IS_SIZE_SENSITIVE;
		300	else
		301	flags &= ~IM_IS_SIZE_SENSITIVE;
		302
304	return changed;	303	return changed;
305	}	304	}
306		305
307	void	306	void
308	rxvt_term::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)	307	rxvt_term::get_image_geometry (rxvt_image &image, int &w, int &h, int &x, int &y)
309	{	308	{
		309	int image_width = image.width ();
		310	int image_height = image.height ();
310	int target_width = szHint.width;	311	int target_width = szHint.width;
311	int target_height = szHint.height;	312	int target_height = szHint.height;
		313	int h_scale = min (image.h_scale, 32767 * 100 / target_width);
		314	int v_scale = min (image.v_scale, 32767 * 100 / target_height);
312		315
313	w = h_scale * target_width / 100;	316	w = h_scale * target_width / 100;
314	h = v_scale * target_height / 100;	317	h = v_scale * target_height / 100;
315		318
316	if (bg_flags & BG_KEEP_ASPECT)	319	if (image.flags & IM_KEEP_ASPECT)
317	{	320	{
318	float scale = (float)w / image_width;	321	float scale = (float)w / image_width;
319	min_it (scale, (float)h / image_height);	322	min_it (scale, (float)h / image_height);
320	w = image_width * scale + 0.5;	323	w = image_width * scale + 0.5;
321	h = image_height * scale + 0.5;	324	h = image_height * scale + 0.5;
322	}	325	}
323		326
324	if (!w) w = image_width;	327	if (!w) w = image_width;
325	if (!h) h = image_height;	328	if (!h) h = image_height;
326		329
327	if (bg_flags & BG_ROOT_ALIGN)	330	if (image.flags & IM_ROOT_ALIGN)
328	{	331	{
329	x = -target_x;	332	x = -target_x;
330	y = -target_y;	333	y = -target_y;
331	}	334	}
332	else	335	else
333	{	336	{
334	x = make_align_position (h_align, target_width, w);	337	x = make_align_position (image.h_align, target_width, w);
335	y = make_align_position (v_align, target_height, h);	338	y = make_align_position (image.v_align, target_height, h);
336	}	339	}
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	}	340	}
346		341
347	# ifdef HAVE_PIXBUF	342	# ifdef HAVE_PIXBUF
348	bool	343	bool
349	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,	344	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
350	int src_x, int src_y, int dst_x, int dst_y,	345	int src_x, int src_y, int dst_x, int dst_y,
351	unsigned int width, unsigned int height)	346	unsigned int width, unsigned int height, bool argb)
352	{	347	{
353	XImage *ximage;	348	XImage *ximage;
354	char data, line;	349	char *line;
355	int bytes_per_pixel;
356	int width_r, width_g, width_b;	350	int width_r, width_g, width_b, width_a;
357	int sh_r, sh_g, sh_b;	351	int sh_r, sh_g, sh_b, sh_a;
		352	uint32_t red_mask, green_mask, blue_mask, alpha_mask;
358	int rowstride;	353	int rowstride;
359	int channels;	354	int channels;
360	unsigned char *row;	355	unsigned char *row;
361		356
362	if (visual->c_class != TrueColor)	357	if (visual->c_class != TrueColor)
363	return false;	358	return false;
364		359
365	if (depth == 24 \|\| depth == 32)	360	if (argb)
366	bytes_per_pixel = 4;	361	{
367	else if (depth == 15 \|\| depth == 16)	362	red_mask = 0xff << 16;
368	bytes_per_pixel = 2;	363	green_mask = 0xff << 8;
		364	blue_mask = 0xff;
		365	alpha_mask = 0xff << 24;
		366	}
369	else	367	else
		368	{
		369	red_mask = visual->red_mask;
		370	green_mask = visual->green_mask;
		371	blue_mask = visual->blue_mask;
		372	#if XRENDER
		373	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		374	if (format)
		375	alpha_mask = (uint32_t)format->direct.alphaMask << format->direct.alpha;
		376	else
		377	#endif
		378	alpha_mask = 0;
		379	}
		380
		381	width_r = ecb_popcount32 (red_mask);
		382	width_g = ecb_popcount32 (green_mask);
		383	width_b = ecb_popcount32 (blue_mask);
		384	width_a = ecb_popcount32 (alpha_mask);
		385
		386	if (width_r > 8 \|\| width_g > 8 \|\| width_b > 8 \|\| width_a > 8)
370	return false;	387	return false;
371		388
372	width_r = ecb_popcount32 (visual->red_mask);	389	sh_r = ecb_ctz32 (red_mask);
373	width_g = ecb_popcount32 (visual->green_mask);	390	sh_g = ecb_ctz32 (green_mask);
374	width_b = ecb_popcount32 (visual->blue_mask);	391	sh_b = ecb_ctz32 (blue_mask);
		392	sh_a = ecb_ctz32 (alpha_mask);
375		393
376	if (width_r > 8 \|\| width_g > 8 \|\| width_b > 8)	394	if (width > 32767 \|\| height > 32767)
377	return false;	395	return false;
378		396
379	sh_r = ecb_ctz32 (visual->red_mask);	397	ximage = XCreateImage (dpy, visual, argb ? 32 : depth, ZPixmap, 0, 0,
380	sh_g = ecb_ctz32 (visual->green_mask);	398	width, height, 32, 0);
381	sh_b = ecb_ctz32 (visual->blue_mask);	399	if (!ximage)
382
383	if (width > INT_MAX / height / bytes_per_pixel)
384	return false;	400	return false;
385		401
386	data = (char )malloc (width height * bytes_per_pixel);	402	if (height > INT_MAX / ximage->bytes_per_line
387	if (!data)	403	\|\| !(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	{	404	{
394	free (data);	405	XDestroyImage (ximage);
395	return false;	406	return false;
396	}	407	}
397		408
398	ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;	409	ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
399		410
400	rowstride = gdk_pixbuf_get_rowstride (pixbuf);	411	rowstride = gdk_pixbuf_get_rowstride (pixbuf);
401	channels = gdk_pixbuf_get_n_channels (pixbuf);	412	channels = gdk_pixbuf_get_n_channels (pixbuf);
402	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;	413	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
403	line = data;	414	line = ximage->data;
		415
		416	rgba c (0, 0, 0);
		417
		418	if (channels == 4 && alpha_mask == 0)
		419	{
		420	pix_colors[Color_bg].get (c);
		421	c.r >>= 8;
		422	c.g >>= 8;
		423	c.b >>= 8;
		424	}
404		425
405	for (int y = 0; y < height; y++)	426	for (int y = 0; y < height; y++)
406	{	427	{
407	for (int x = 0; x < width; x++)	428	for (int x = 0; x < width; x++)
408	{	429	{
409	unsigned char pixel = row + x channels;	430	unsigned char pixel = row + x channels;
410	uint32_t value;	431	uint32_t value;
		432	unsigned char r, g, b, a;
411		433
		434	if (channels == 4)
		435	{
		436	a = pixel[3];
		437	r = (pixel[0] * a + c.r * (0xff - a)) / 0xff;
		438	g = (pixel[1] * a + c.g * (0xff - a)) / 0xff;
		439	b = (pixel[2] * a + c.b * (0xff - a)) / 0xff;
		440	}
		441	else
		442	{
		443	a = 0xff;
		444	r = pixel[0];
		445	g = pixel[1];
		446	b = pixel[2];
		447	}
		448
412	value = ((pixel[0] >> (8 - width_r)) << sh_r)	449	value = ((r >> (8 - width_r)) << sh_r)
413	\| ((pixel[1] >> (8 - width_g)) << sh_g)	450	\| ((g >> (8 - width_g)) << sh_g)
414	\| ((pixel[2] >> (8 - width_b)) << sh_b);	451	\| ((b >> (8 - width_b)) << sh_b)
		452	\| ((a >> (8 - width_a)) << sh_a);
415		453
416	if (bytes_per_pixel == 4)	454	if (ximage->bits_per_pixel == 32)
417	((uint32_t *)line)[x] = value;	455	((uint32_t *)line)[x] = value;
418	else	456	else
419	((uint16_t *)line)[x] = value;	457	XPutPixel (ximage, x, y, value);
420	}	458	}
421		459
422	row += rowstride;	460	row += rowstride;
423	line += ximage->bytes_per_line;	461	line += ximage->bytes_per_line;
424	}	462	}
…		…
427	XDestroyImage (ximage);	465	XDestroyImage (ximage);
428	return true;	466	return true;
429	}	467	}
430		468
431	bool	469	bool
432	rxvt_term::render_image (bool transparent)	470	rxvt_term::render_image (rxvt_image &image)
433	{	471	{
		472	GdkPixbuf *pixbuf = image.pixbuf;
434	if (!pixbuf)	473	if (!pixbuf)
435	return false;	474	return false;
436		475
437	if (transparent	476	bool need_blend = bg_flags & BG_IS_VALID;
		477
		478	if (need_blend
438	&& !(bg_flags & BG_HAS_RENDER))	479	&& !(bg_flags & BG_HAS_RENDER))
439	return false;	480	return false;
440		481
441	GdkPixbuf *result;	482	GdkPixbuf *result;
442		483
…		…
451	int x = 0;	492	int x = 0;
452	int y = 0;	493	int y = 0;
453	int w = 0;	494	int w = 0;
454	int h = 0;	495	int h = 0;
455		496
456	get_image_geometry (image_width, image_height, w, h, x, y);	497	get_image_geometry (image, w, h, x, y);
457		498
458	if (!(bg_flags & BG_ROOT_ALIGN)	499	if (!(image.flags & IM_ROOT_ALIGN)
459	&& (x >= target_width	500	&& (x >= target_width
460	\|\| y >= target_height	501	\|\| y >= target_height
461	\|\| x + w <= 0	502	\|\| x + w <= 0
462	\|\| y + h <= 0))	503	\|\| y + h <= 0))
463	return false;	504	return false;
…		…
477		518
478	bool ret = false;	519	bool ret = false;
479		520
480	XGCValues gcv;	521	XGCValues gcv;
481	GC gc;	522	GC gc;
482	Pixmap root_pmap;	523	Pixmap tmp_pixmap;
483		524
484	image_width = gdk_pixbuf_get_width (result);	525	image_width = gdk_pixbuf_get_width (result);
485	image_height = gdk_pixbuf_get_height (result);	526	image_height = gdk_pixbuf_get_height (result);
486		527
487	if (transparent)	528	if (need_blend)
488	{	529	tmp_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, 32);
489	root_pmap = bg_pixmap;
490	bg_pixmap = None;
491	}
492	else	530	else
493	{	531	{
494	if (bg_flags & BG_TILE)	532	if (image.flags & IM_TILE)
495	{	533	{
496	new_pmap_width = min (image_width, target_width);	534	new_pmap_width = min (image_width, target_width);
497	new_pmap_height = min (image_height, target_height);	535	new_pmap_height = min (image_height, target_height);
498	}	536	}
499	}
500		537
501	if (bg_pixmap == None	538	if (bg_pixmap == None
502	\|\| bg_pmap_width != new_pmap_width	539	\|\| bg_pmap_width != new_pmap_width
503	\|\| bg_pmap_height != new_pmap_height)	540	\|\| bg_pmap_height != new_pmap_height)
504	{	541	{
505	if (bg_pixmap)	542	if (bg_pixmap)
506	XFreePixmap (dpy, bg_pixmap);	543	XFreePixmap (dpy, bg_pixmap);
507	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);	544	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
508	bg_pmap_width = new_pmap_width;	545	bg_pmap_width = new_pmap_width;
509	bg_pmap_height = new_pmap_height;	546	bg_pmap_height = new_pmap_height;
		547	}
		548
		549	tmp_pixmap = bg_pixmap;
510	}	550	}
511		551
512	gcv.foreground = pix_colors[Color_bg];	552	gcv.foreground = pix_colors[Color_bg];
513	gc = XCreateGC (dpy, vt, GCForeground, &gcv);	553	gc = XCreateGC (dpy, tmp_pixmap, GCForeground, &gcv);
514		554
515	if (gc)	555	if (gc)
516	{	556	{
517	if (bg_flags & BG_TILE)	557	if (image.flags & IM_TILE)
518	{	558	{
519	Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth);	559	Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, need_blend ? 32 : depth);
520	pixbuf_to_pixmap (result, tile, gc,	560	pixbuf_to_pixmap (result, tile, gc,
521	0, 0,	561	0, 0,
522	0, 0,	562	0, 0,
523	image_width, image_height);	563	image_width, image_height, need_blend);
524		564
525	gcv.tile = tile;	565	gcv.tile = tile;
526	gcv.fill_style = FillTiled;	566	gcv.fill_style = FillTiled;
527	gcv.ts_x_origin = x;	567	gcv.ts_x_origin = x;
528	gcv.ts_y_origin = y;	568	gcv.ts_y_origin = y;
529	XChangeGC (dpy, gc, GCFillStyle \| GCTile \| GCTileStipXOrigin \| GCTileStipYOrigin, &gcv);	569	XChangeGC (dpy, gc, GCFillStyle \| GCTile \| GCTileStipXOrigin \| GCTileStipYOrigin, &gcv);
530		570
531	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	571	XFillRectangle (dpy, tmp_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
532	XFreePixmap (dpy, tile);	572	XFreePixmap (dpy, tile);
533	}	573	}
534	else	574	else
535	{	575	{
536	int src_x, src_y, dst_x, dst_y;	576	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);	580	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);
541		581
542	if (dst_x > 0 \|\| dst_y > 0	582	if (dst_x > 0 \|\| dst_y > 0
543	\|\| dst_x + dst_width < new_pmap_width	583	\|\| dst_x + dst_width < new_pmap_width
544	\|\| dst_y + dst_height < new_pmap_height)	584	\|\| dst_y + dst_height < new_pmap_height)
545	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);
546		586
547	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	587	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
548	pixbuf_to_pixmap (result, bg_pixmap, gc,	588	pixbuf_to_pixmap (result, tmp_pixmap, gc,
549	src_x, src_y,	589	src_x, src_y,
550	dst_x, dst_y,	590	dst_x, dst_y,
551	dst_width, dst_height);	591	dst_width, dst_height, need_blend);
552	}	592	}
553		593
554	#if XRENDER	594	#if XRENDER
555	if (transparent)	595	if (need_blend)
556	{	596	{
		597	XRenderPictFormat *argb_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
557	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	598	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
558		599
559	Picture src = XRenderCreatePicture (dpy, root_pmap, format, 0, 0);	600	Picture src = XRenderCreatePicture (dpy, tmp_pixmap, argb_format, 0, 0);
560		601
561	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, format, 0, 0);	602	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, format, 0, 0);
562		603
563	Picture mask = create_xrender_mask (dpy, vt, False, False);	604	Picture mask = create_xrender_mask (dpy, vt, False, False);
564		605
…		…
584	}	625	}
585		626
586	if (result != pixbuf)	627	if (result != pixbuf)
587	g_object_unref (result);	628	g_object_unref (result);
588		629
589	if (transparent)	630	if (need_blend)
590	XFreePixmap (dpy, root_pmap);	631	XFreePixmap (dpy, tmp_pixmap);
591		632
592	return ret;	633	return ret;
593	}	634	}
594	# endif /* HAVE_PIXBUF */	635	# endif /* HAVE_PIXBUF */
595		636
596	bool	637	bool
597	rxvt_term::bg_set_file (const char *file)	638	rxvt_image::set_file (const char *file)
598	{	639	{
599	if (!file \|\| !*file)	640	if (!file \|\| !*file)
600	return false;	641	return false;
601		642
602	bool ret = false;	643	bool ret = false;
…		…
616	if (image)	657	if (image)
617	{	658	{
618	if (pixbuf)	659	if (pixbuf)
619	g_object_unref (pixbuf);	660	g_object_unref (pixbuf);
620	pixbuf = image;	661	pixbuf = image;
621	bg_flags \|= BG_IS_FROM_FILE;
622	ret = true;	662	ret = true;
623	}	663	}
624	# endif	664	# endif
625		665
626	if (ret)	666	if (ret)
627	{	667	{
		668	flags = IM_IS_SET \| IM_IS_SIZE_SENSITIVE;
		669	h_scale = v_scale = defaultScale;
		670	h_align = v_align = defaultAlign;
		671
628	if (p)	672	if (p)
629	bg_set_geometry (p + 1);	673	set_geometry (p + 1);
630	else
631	bg_set_default_geometry ();
632	}	674	}
633		675
634	return ret;	676	return ret;
635	}	677	}
636		678
637	# endif /* BG_IMAGE_FROM_FILE */	679	# endif /* BG_IMAGE_FROM_FILE */
638		680
639	# ifdef ENABLE_TRANSPARENCY	681	# ifdef ENABLE_TRANSPARENCY
640	bool
641	rxvt_term::bg_set_transparent ()
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	682	bool
653	rxvt_term::bg_set_blur (const char *geom)	683	rxvt_term::bg_set_blur (const char *geom)
654	{	684	{
655	bool changed = false;	685	bool changed = false;
656	unsigned int hr, vr;	686	unsigned int hr, vr;
…		…
675	{	705	{
676	changed = true;	706	changed = true;
677	v_blurRadius = vr;	707	v_blurRadius = vr;
678	}	708	}
679		709
680	if (h_blurRadius && v_blurRadius)
681	bg_flags \|= BG_NEEDS_BLUR;
682	else
683	bg_flags &= ~BG_NEEDS_BLUR;
684
685	return changed;	710	return changed;
686	}
687
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	}	711	}
696		712
697	bool	713	bool
698	rxvt_term::bg_set_tint (rxvt_color &new_tint)	714	rxvt_term::bg_set_tint (rxvt_color &new_tint)
699	{	715	{
…		…
709	&& (c.b <= 0x00ff \|\| c.b >= 0xff00))	725	&& (c.b <= 0x00ff \|\| c.b >= 0xff00))
710	bg_flags \|= BG_TINT_BITAND;	726	bg_flags \|= BG_TINT_BITAND;
711	else	727	else
712	bg_flags &= ~BG_TINT_BITAND;	728	bg_flags &= ~BG_TINT_BITAND;
713		729
714	set_tint_shade_flags ();
715	return true;	730	return true;
716	}	731	}
717		732
718	return false;	733	return false;
719	}	734	}
…		…
728	new_shade = 200 - (100 + new_shade);	743	new_shade = 200 - (100 + new_shade);
729		744
730	if (new_shade != shade)	745	if (new_shade != shade)
731	{	746	{
732	shade = new_shade;	747	shade = new_shade;
733	set_tint_shade_flags ();
734	return true;	748	return true;
735	}	749	}
736		750
737	return false;	751	return false;
738	}	752	}
…		…
759	params[i+2] = XDoubleToFixed (kernel[i] / sum);	773	params[i+2] = XDoubleToFixed (kernel[i] / sum);
760	}	774	}
761	#endif	775	#endif
762		776
763	bool	777	bool
764	rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height, int depth)	778	rxvt_term::blur_pixmap (Pixmap pixmap, int width, int height)
765	{	779	{
766	bool ret = false;	780	bool ret = false;
767	#if XRENDER	781	#if XRENDER
768	if (!(bg_flags & BG_HAS_RENDER_CONV))	782	if (!(bg_flags & BG_HAS_RENDER_CONV))
769	return false;	783	return false;
…		…
824	#endif	838	#endif
825	return ret;	839	return ret;
826	}	840	}
827		841
828	bool	842	bool
829	rxvt_term::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	843	rxvt_term::tint_pixmap (Pixmap pixmap, int width, int height)
830	{	844	{
831	bool ret = false;	845	bool ret = false;
832		846
833	if (shade == 100 && (bg_flags & BG_TINT_BITAND))	847	if (shade == 100 && (bg_flags & BG_TINT_BITAND))
834	{	848	{
…		…
1014		1028
1015	if (gc)	1029	if (gc)
1016	{	1030	{
1017	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);	1031	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);
1018	ret = true;	1032	ret = true;
1019	unsigned long tr_flags = bg_flags & BG_EFFECTS_FLAGS;	1033	bool need_blur = h_blurRadius && v_blurRadius;
		1034	bool need_tint = shade != 100 \|\| (bg_flags & BG_TINT_SET);
1020		1035
1021	if (!(bg_flags & BG_CLIENT_RENDER))	1036	if (!(bg_flags & BG_CLIENT_RENDER))
1022	{	1037	{
1023	if (bg_flags & BG_NEEDS_BLUR)	1038	if (need_blur)
1024	{
1025	if (blur_pixmap (bg_pixmap, visual, window_width, window_height, depth))
1026	tr_flags &= ~BG_NEEDS_BLUR;
1027	}	1039	{
1028	if (bg_flags & BG_NEEDS_TINT)	1040	if (blur_pixmap (bg_pixmap, window_width, window_height))
		1041	need_blur = false;
1029	{	1042	}
		1043	if (need_tint)
		1044	{
1030	if (tint_pixmap (bg_pixmap, visual, window_width, window_height))	1045	if (tint_pixmap (bg_pixmap, window_width, window_height))
1031	tr_flags &= ~BG_NEEDS_TINT;	1046	need_tint = false;
1032	}	1047	}
1033	if (tr_flags & BG_NEEDS_TINT)	1048	if (need_tint)
1034	{	1049	{
1035	XImage *ximage = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);	1050	XImage *ximage = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
1036	if (ximage)	1051	if (ximage)
1037	{	1052	{
1038	/* our own client-side tinting */	1053	/* our own client-side tinting */
1039	tint_ximage (DefaultVisual (dpy, display->screen), ximage);	1054	tint_ximage (ximage);
1040		1055
1041	XPutImage (dpy, bg_pixmap, gc, ximage, 0, 0, 0, 0, ximage->width, ximage->height);	1056	XPutImage (dpy, bg_pixmap, gc, ximage, 0, 0, 0, 0, ximage->width, ximage->height);
1042	XDestroyImage (ximage);	1057	XDestroyImage (ximage);
1043	}	1058	}
1044	}	1059	}
…		…
1065	# endif /* ENABLE_TRANSPARENCY */	1080	# endif /* ENABLE_TRANSPARENCY */
1066		1081
1067	bool	1082	bool
1068	rxvt_term::bg_render ()	1083	rxvt_term::bg_render ()
1069	{	1084	{
1070	bool transparent = false;
1071
1072	bg_invalidate ();	1085	bg_invalidate ();
1073	# ifdef ENABLE_TRANSPARENCY	1086	# ifdef ENABLE_TRANSPARENCY
1074	if (bg_flags & BG_IS_TRANSPARENT)	1087	if (bg_flags & BG_IS_TRANSPARENT)
1075	{	1088	{
1076	/* we need to re-generate transparency pixmap in that case ! */	1089	/* we need to re-generate transparency pixmap in that case ! */
1077	transparent = make_transparency_pixmap ();	1090	if (make_transparency_pixmap ())
1078	if (transparent)
1079	bg_flags \|= BG_IS_VALID;	1091	bg_flags \|= BG_IS_VALID;
1080	}	1092	}
1081	# endif	1093	# endif
1082		1094
1083	# ifdef BG_IMAGE_FROM_FILE	1095	# ifdef BG_IMAGE_FROM_FILE
1084	if (bg_flags & BG_IS_FROM_FILE)	1096	if (bg_image.flags & IM_IS_SET)
1085	{	1097	{
1086	if (render_image (transparent))	1098	if (render_image (bg_image))
1087	bg_flags \|= BG_IS_VALID;	1099	bg_flags \|= BG_IS_VALID;
1088	}	1100	}
1089	# endif	1101	# endif
1090		1102
1091	if (!(bg_flags & BG_IS_VALID))	1103	if (!(bg_flags & BG_IS_VALID))
…		…
1145	lookup[i] = (tmp / 0xffff) << sh;	1157	lookup[i] = (tmp / 0xffff) << sh;
1146	}	1158	}
1147	}	1159	}
1148		1160
1149	void	1161	void
1150	rxvt_term::tint_ximage (Visual visual, XImage ximage)	1162	rxvt_term::tint_ximage (XImage *ximage)
1151	{	1163	{
		1164	unsigned int size_r, size_g, size_b;
1152	int sh_r, sh_g, sh_b;	1165	int sh_r, sh_g, sh_b;
1153	uint32_t mask_r, mask_g, mask_b;	1166	uint32_t mask_r, mask_g, mask_b;
1154	uint32_t lookup, lookup_r, lookup_g, lookup_b;	1167	uint32_t lookup, lookup_r, lookup_g, lookup_b;
1155	unsigned short low;	1168	unsigned short low;
1156	int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;	1169	int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
…		…
1161	mask_r = visual->red_mask;	1174	mask_r = visual->red_mask;
1162	mask_g = visual->green_mask;	1175	mask_g = visual->green_mask;
1163	mask_b = visual->blue_mask;	1176	mask_b = visual->blue_mask;
1164		1177
1165	/* boring lookup table pre-initialization */	1178	/* boring lookup table pre-initialization */
1166	switch (ximage->depth)	1179	sh_r = ecb_ctz32 (mask_r);
1167	{	1180	sh_g = ecb_ctz32 (mask_g);
1168	case 15:	1181	sh_b = ecb_ctz32 (mask_b);
1169	if ((mask_r != 0x7c00) \|\|	1182
1170	(mask_g != 0x03e0) \|\|	1183	size_r = mask_r >> sh_r;
1171	(mask_b != 0x001f))	1184	size_g = mask_g >> sh_g;
		1185	size_b = mask_b >> sh_b;
		1186
		1187	if (size_r++ > 255 \|\| size_g++ > 255 \|\| size_b++ > 255)
1172	return;	1188	return;
1173	lookup = (uint32_t ) malloc (sizeof (uint32_t)(32+32+32));	1189
		1190	lookup = (uint32_t )malloc (sizeof (uint32_t) (size_r + size_g + size_b));
1174	lookup_r = lookup;	1191	lookup_r = lookup;
1175	lookup_g = lookup+32;	1192	lookup_g = lookup + size_r;
1176	lookup_b = lookup+32+32;	1193	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		1194
1224	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);	1195	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1225		1196
1226	if (bg_flags & BG_TINT_SET)	1197	if (bg_flags & BG_TINT_SET)
1227	tint.get (c);	1198	tint.get (c);
…		…
1249	fill_lut (lookup_g, mask_g, sh_g, low, c.g);	1220	fill_lut (lookup_g, mask_g, sh_g, low, c.g);
1250	fill_lut (lookup_b, mask_b, sh_b, low, c.b);	1221	fill_lut (lookup_b, mask_b, sh_b, low, c.b);
1251		1222
1252	/* apply table to input image (replacing colors by newly calculated ones) */	1223	/* apply table to input image (replacing colors by newly calculated ones) */
1253	if (ximage->bits_per_pixel == 32	1224	if (ximage->bits_per_pixel == 32
1254	&& (ximage->depth == 24 \|\| ximage->depth == 32)
1255	&& ximage->byte_order == host_byte_order)	1225	&& ximage->byte_order == host_byte_order)
1256	{	1226	{
1257	uint32_t p1, pf, p, pl;	1227	char *line = ximage->data;
1258	p1 = (uint32_t *) ximage->data;
1259	pf = (uint32_t ) (ximage->data + ximage->height ximage->bytes_per_line);
1260		1228
1261	while (p1 < pf)	1229	for (int y = 0; y < ximage->height; y++)
1262	{
1263	p = p1;
1264	pl = p1 + ximage->width;
1265	for (; p < pl; p++)
1266	{	1230	{
1267	p = lookup_r[(p & 0xff0000) >> 16] \|	1231	uint32_t p = (uint32_t )line;
1268	lookup_g[(*p & 0x00ff00) >> 8] \|	1232	for (int x = 0; x < ximage->width; x++)
1269	lookup_b[(*p & 0x0000ff)] \|
1270	(*p & 0xff000000);
1271	}	1233	{
1272	p1 = (uint32_t ) ((char ) p1 + ximage->bytes_per_line);	1234	p = lookup_r[(p & mask_r) >> sh_r] \|
		1235	lookup_g[(*p & mask_g) >> sh_g] \|
		1236	lookup_b[(*p & mask_b) >> sh_b];
		1237	p++;
		1238	}
		1239	line += ximage->bytes_per_line;
1273	}	1240	}
1274	}	1241	}
1275	else	1242	else
1276	{	1243	{
1277	for (int y = 0; y < ximage->height; y++)	1244	for (int y = 0; y < ximage->height; y++)

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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 1.218 by sf-exg, Mon May 21 12:29:22 2012 UTC

Diff Legend

Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.205 by sf-exg, Wed Apr 11 10:06:45 2012 UTC vs.
Revision 1.218 by sf-exg, Mon May 21 12:29:22 2012 UTC