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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.195 by sf-exg, Mon Jan 2 19:31:00 2012 UTC vs.
Revision 1.219 by sf-exg, Thu May 24 16:17:33 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.
…		…
20	* You should have received a copy of the GNU General Public License	20	* You should have received a copy of the GNU General Public License
21	* along with this program; if not, write to the Free Software	21	* along with this program; if not, write to the Free Software
22	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	22	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23	*---------------------------------------------------------------------*/	23	*---------------------------------------------------------------------*/
24		24
25	#include <cmath>	25	#include <math.h>
26	#include "../config.h" /* NECESSARY */	26	#include "../config.h" /* NECESSARY */
27	#include "rxvt.h" /* NECESSARY */	27	#include "rxvt.h" /* NECESSARY */
28		28
29	#if XRENDER	29	#if XRENDER
30	# include <X11/extensions/Xrender.h>	30	# include <X11/extensions/Xrender.h>
…		…
58	# endif	58	# endif
59		59
60	void	60	void
61	rxvt_term::bg_destroy ()	61	rxvt_term::bg_destroy ()
62	{	62	{
63	#ifdef HAVE_AFTERIMAGE
64	if (original_asim)
65	safe_asimage_destroy (original_asim);
66	if (asv)
67	destroy_asvisual (asv, 0);
68	if (asimman)
69	destroy_image_manager (asimman, 0);
70	#endif
71
72	#ifdef HAVE_PIXBUF
73	if (pixbuf)
74	g_object_unref (pixbuf);
75	#endif
76
77	if (bg_pixmap)	63	if (bg_pixmap)
78	XFreePixmap (dpy, bg_pixmap);	64	XFreePixmap (dpy, bg_pixmap);
79	}	65	}
80		66
81	bool	67	bool
…		…
99	if (bg_flags & BG_IS_TRANSPARENT)	85	if (bg_flags & BG_IS_TRANSPARENT)
100	return true;	86	return true;
101	# endif	87	# endif
102		88
103	# ifdef BG_IMAGE_FROM_FILE	89	# ifdef BG_IMAGE_FROM_FILE
104	if (bg_flags & BG_IS_FROM_FILE)	90	if (bg_image.flags & IM_IS_SET)
105	{	91	{
106	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)
107	return true;	95	return true;
108	}	96	}
109	# endif	97	# endif
110		98
111	return false;	99	return false;
…		…
118	if (bg_flags & BG_IS_TRANSPARENT)	106	if (bg_flags & BG_IS_TRANSPARENT)
119	return true;	107	return true;
120	# endif	108	# endif
121		109
122	# ifdef BG_IMAGE_FROM_FILE	110	# ifdef BG_IMAGE_FROM_FILE
123	if (bg_flags & BG_IS_FROM_FILE)	111	if (bg_image.flags & IM_IS_SET)
124	{	112	{
125	if (bg_flags & BG_ROOT_ALIGN)	113	if (bg_image.flags & IM_ROOT_ALIGN)
126	return true;	114	return true;
127	}	115	}
128	# endif	116	# endif
129		117
130	return false;	118	return false;
131	}	119	}
132		120
133	# ifdef BG_IMAGE_FROM_FILE	121	# ifdef BG_IMAGE_FROM_FILE
134	static inline bool
135	check_set_scale_value (int geom_flags, int flag, unsigned int &scale, unsigned int new_value)
136	{
137	if (geom_flags & flag)
138	{
139	if (new_value > 1000)
140	new_value = 1000;
141	if (new_value != scale)
142	{
143	scale = new_value;
144	return true;
145	}
146	}
147	return false;
148	}
149
150	static inline bool
151	check_set_align_value (int geom_flags, int flag, int &align, int new_value)
152	{
153	if (geom_flags & flag)
154	{
155	if (new_value < -100)
156	new_value = -100;
157	else if (new_value > 200)
158	new_value = 200;
159	if (new_value != align)
160	{
161	align = new_value;
162	return true;
163	}
164	}
165	return false;
166	}
167
168	static inline int	122	static inline int
169	make_align_position (int align, int window_size, int image_size)	123	make_align_position (int align, int window_size, int image_size)
170	{	124	{
171	int diff = window_size - image_size;
172	int smaller = min (image_size, window_size);
173
174	if (align >= 0 && align <= 100)	125	if (align >= 0 && align <= 100)
175	return diff * align / 100;	126	return lerp (0, window_size - image_size, align);
176	else if (align > 100 && align <= 200)	127	else if (align > 100)
177	return (align - 100) * smaller / 100 + window_size - smaller;	128	return lerp (window_size - image_size, window_size, align - 100);
178	else if (align >= -100 && align < 0)	129	else
179	return (align + 100) * smaller / 100 - image_size;	130	return lerp (-image_size, 0, align + 100);
180	return 0;
181	}	131	}
182		132
183	static inline int	133	static inline int
184	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)
185	{	135	{
…		…
191	src_pos = -pos;	141	src_pos = -pos;
192	dst_pos = 0;	142	dst_pos = 0;
193	dst_size += pos;	143	dst_size += pos;
194	}	144	}
195		145
196	if (dst_pos + dst_size > target_size)
197	dst_size = target_size - dst_pos;	146	min_it (dst_size, target_size - dst_pos);
198	return src_pos;	147	return src_pos;
199	}	148	}
200		149
		150	static void
		151	parse_style (const char *style, int &x, int &y, unsigned int &w, unsigned int &h, uint8_t &flags)
		152	{
		153	if (!strcasecmp (style, "tiled"))
		154	{
		155	flags = IM_TILE;
		156	w = h = noScale;
		157	x = y = 0;
		158	}
		159	else if (!strcasecmp (style, "aspect-stretched"))
		160	{
		161	flags = IM_KEEP_ASPECT;
		162	w = h = windowScale;
		163	x = y = centerAlign;
		164	}
		165	else if (!strcasecmp (style, "stretched"))
		166	{
		167	flags = 0;
		168	w = h = windowScale;
		169	x = y = centerAlign;
		170	}
		171	else if (!strcasecmp (style, "centered"))
		172	{
		173	flags = 0;
		174	w = h = noScale;
		175	x = y = centerAlign;
		176	}
		177	else if (!strcasecmp (style, "root-tiled"))
		178	{
		179	flags = IM_TILE|IM_ROOT_ALIGN;
		180	w = h = noScale;
		181	x = y = 0;
		182	}
		183	}
		184
201	bool	185	bool
202	rxvt_term::bg_set_geometry (const char *geom, bool update)	186	rxvt_image::set_geometry (const char *geom, bool update)
203	{	187	{
204	bool changed = false;	188	bool changed = false;
205	int geom_flags = 0;	189	int geom_flags = 0;
206	int x = 0, y = 0;	190	int x = h_align;
		191	int y = v_align;
207	unsigned int w = 0, h = 0;	192	unsigned int w = h_scale;
208	unsigned long new_flags = 0;	193	unsigned int h = v_scale;
		194	uint8_t new_flags = 0;
209		195
210	if (geom == NULL)	196	if (geom == NULL)
211	return false;	197	return false;
212		198
213	if (geom[0])	199	if (geom[0])
214	{	200	{
215	char **arr = rxvt_strsplit (':', geom);	201	char **arr = rxvt_strsplit (':', geom);
216		202
217	for (int i = 0; arr[i]; i++)	203	for (int i = 0; arr[i]; i++)
218	{	204	{
219	if (!strcasecmp (arr[i], "style=tiled"))	205	if (!strncasecmp (arr[i], "style=", 6))
220	{	206	{
221	new_flags = BG_TILE;	207	parse_style (arr[i] + 6, x, y, w, h, new_flags);
222	w = h = noScale;
223	x = y = 0;
224	geom_flags = WidthValue|HeightValue|XValue|YValue;	208	geom_flags = WidthValue|HeightValue|XValue|YValue;
225	}	209	}
226	else if (!strcasecmp (arr[i], "style=aspect-stretched"))
227	{
228	new_flags = BG_KEEP_ASPECT;
229	w = h = windowScale;
230	x = y = centerAlign;
231	geom_flags = WidthValue|HeightValue|XValue|YValue;
232	}
233	else if (!strcasecmp (arr[i], "style=stretched"))
234	{
235	new_flags = 0;
236	w = h = windowScale;
237	geom_flags = WidthValue|HeightValue;
238	}
239	else if (!strcasecmp (arr[i], "style=centered"))
240	{
241	new_flags = 0;
242	w = h = noScale;
243	x = y = centerAlign;
244	geom_flags = WidthValue|HeightValue|XValue|YValue;
245	}
246	else if (!strcasecmp (arr[i], "style=root-tiled"))
247	{
248	new_flags = BG_TILE|BG_ROOT_ALIGN;
249	w = h = noScale;
250	geom_flags = WidthValue|HeightValue;
251	}
252	else if (!strcasecmp (arr[i], "op=tile"))	210	else if (!strcasecmp (arr[i], "op=tile"))
253	new_flags |= BG_TILE;	211	new_flags |= IM_TILE;
254	else if (!strcasecmp (arr[i], "op=keep-aspect"))	212	else if (!strcasecmp (arr[i], "op=keep-aspect"))
255	new_flags |= BG_KEEP_ASPECT;	213	new_flags |= IM_KEEP_ASPECT;
256	else if (!strcasecmp (arr[i], "op=root-align"))	214	else if (!strcasecmp (arr[i], "op=root-align"))
257	new_flags |= BG_ROOT_ALIGN;	215	new_flags |= IM_ROOT_ALIGN;
258		216
259	// deprecated	217	// deprecated
260	else if (!strcasecmp (arr[i], "tile"))	218	else if (!strcasecmp (arr[i], "tile"))
261	{	219	{
262	new_flags |= BG_TILE;	220	new_flags |= IM_TILE;
263	w = h = noScale;	221	w = h = noScale;
264	geom_flags |= WidthValue|HeightValue;	222	geom_flags |= WidthValue|HeightValue;
265	}	223	}
266	else if (!strcasecmp (arr[i], "propscale"))	224	else if (!strcasecmp (arr[i], "propscale"))
267	{	225	{
268	new_flags |= BG_KEEP_ASPECT;	226	new_flags |= IM_KEEP_ASPECT;
269	w = h = windowScale;	227	w = h = windowScale;
270	geom_flags |= WidthValue|HeightValue;	228	geom_flags |= WidthValue|HeightValue;
271	}	229	}
272	else if (!strcasecmp (arr[i], "hscale"))	230	else if (!strcasecmp (arr[i], "hscale"))
273	{	231	{
274	new_flags |= BG_TILE;	232	new_flags |= IM_TILE;
275	w = windowScale;	233	w = windowScale;
276	h = noScale;	234	h = noScale;
277	geom_flags |= WidthValue|HeightValue;	235	geom_flags |= WidthValue|HeightValue;
278	}	236	}
279	else if (!strcasecmp (arr[i], "vscale"))	237	else if (!strcasecmp (arr[i], "vscale"))
280	{	238	{
281	new_flags |= BG_TILE;	239	new_flags |= IM_TILE;
282	h = windowScale;	240	h = windowScale;
283	w = noScale;	241	w = noScale;
284	geom_flags |= WidthValue|HeightValue;	242	geom_flags |= WidthValue|HeightValue;
285	}	243	}
286	else if (!strcasecmp (arr[i], "scale"))	244	else if (!strcasecmp (arr[i], "scale"))
…		…
294	x = y = centerAlign;	252	x = y = centerAlign;
295	geom_flags |= WidthValue|HeightValue|XValue|YValue;	253	geom_flags |= WidthValue|HeightValue|XValue|YValue;
296	}	254	}
297	else if (!strcasecmp (arr[i], "root"))	255	else if (!strcasecmp (arr[i], "root"))
298	{	256	{
299	new_flags |= BG_TILE|BG_ROOT_ALIGN;	257	new_flags |= IM_TILE|IM_ROOT_ALIGN;
300	w = h = noScale;	258	w = h = noScale;
301	geom_flags |= WidthValue|HeightValue;	259	geom_flags |= WidthValue|HeightValue;
302	}	260	}
303		261
304	else	262	else
…		…
306	} /* done parsing ops */	264	} /* done parsing ops */
307		265
308	rxvt_free_strsplit (arr);	266	rxvt_free_strsplit (arr);
309	}	267	}
310		268
311	new_flags |= bg_flags & ~BG_GEOMETRY_FLAGS;	269	new_flags |= flags & ~IM_GEOMETRY_FLAGS;
312		270
313	if (!update)	271	if (!update)
314	{	272	{
315	if (!(geom_flags & XValue))	273	if (!(geom_flags & XValue))
316	x = y = defaultAlign;	274	x = y = defaultAlign;
…		…
321	w = h = defaultScale;	279	w = h = defaultScale;
322	else if (!(geom_flags & HeightValue))	280	else if (!(geom_flags & HeightValue))
323	h = w;	281	h = w;
324	else if (!(geom_flags & WidthValue))	282	else if (!(geom_flags & WidthValue))
325	w = h;	283	w = h;
326
327	geom_flags |= WidthValue|HeightValue|XValue|YValue;
328	}
329
330	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;
331	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;
332	if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;
333	if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
334
335	if (new_flags != bg_flags)
336	{	284	}
		285
		286	clamp_it (x, -100, 200);
		287	clamp_it (y, -100, 200);
		288
		289	if (flags != new_flags
		290	|| h_scale != w
		291	|| v_scale != h
		292	|| h_align != x
		293	|| v_align != y)
		294	{
337	bg_flags = new_flags;	295	flags = new_flags;
		296	h_scale = w;
		297	v_scale = h;
		298	h_align = x;
		299	v_align = y;
338	changed = true;	300	changed = true;
339	}	301	}
340		302
		303	if (!(flags & IM_TILE)
		304	|| h_scale || v_scale
		305	|| (!(flags & IM_ROOT_ALIGN) && (h_align || v_align)))
		306	flags |= IM_IS_SIZE_SENSITIVE;
		307	else
		308	flags &= ~IM_IS_SIZE_SENSITIVE;
		309
341	return changed;	310	return changed;
342	}	311	}
343		312
344	void	313	void
345	rxvt_term::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)	314	rxvt_term::get_image_geometry (rxvt_image &image, int &w, int &h, int &x, int &y)
346	{	315	{
		316	int image_width = image.width ();
		317	int image_height = image.height ();
347	int target_width = szHint.width;	318	int target_width = szHint.width;
348	int target_height = szHint.height;	319	int target_height = szHint.height;
		320	int h_scale = min (image.h_scale, 32767 * 100 / target_width);
		321	int v_scale = min (image.v_scale, 32767 * 100 / target_height);
349		322
350	w = h_scale * target_width / 100;	323	w = h_scale * target_width / 100;
351	h = v_scale * target_height / 100;	324	h = v_scale * target_height / 100;
352		325
353	if (bg_flags & BG_KEEP_ASPECT)	326	if (image.flags & IM_KEEP_ASPECT)
354	{	327	{
355	float scale = (float)w / image_width;	328	float scale = (float)w / image_width;
356	min_it (scale, (float)h / image_height);	329	min_it (scale, (float)h / image_height);
357	w = image_width * scale + 0.5;	330	w = image_width * scale + 0.5;
358	h = image_height * scale + 0.5;	331	h = image_height * scale + 0.5;
359	}	332	}
360		333
361	if (!w) w = image_width;	334	if (!w) w = image_width;
362	if (!h) h = image_height;	335	if (!h) h = image_height;
363		336
364	if (bg_flags & BG_ROOT_ALIGN)	337	if (image.flags & IM_ROOT_ALIGN)
365	{	338	{
366	x = -target_x;	339	x = -target_x;
367	y = -target_y;	340	y = -target_y;
368	}	341	}
369	else	342	else
370	{	343	{
371	x = make_align_position (h_align, target_width, w);	344	x = make_align_position (image.h_align, target_width, w);
372	y = make_align_position (v_align, target_height, h);	345	y = make_align_position (image.v_align, target_height, h);
373	}
374
375	bg_flags &= ~BG_IS_SIZE_SENSITIVE;
376	if (!(bg_flags & BG_TILE)
377	|| h_scale || v_scale
378	|| (!(bg_flags & BG_ROOT_ALIGN) && (h_align || v_align))
379	|| w > target_width || h > target_height)
380	bg_flags |= BG_IS_SIZE_SENSITIVE;
381	}
382
383	# ifdef HAVE_AFTERIMAGE
384	bool
385	rxvt_term::render_image (unsigned long tr_flags)
386	{
387	init_asv ();
388
389	ASImage *background = NULL;
390	ARGB32 background_tint = TINT_LEAVE_SAME;
391
392	# ifdef ENABLE_TRANSPARENCY
393	if (tr_flags)
394	background = pixmap2ximage (asv, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, 100);
395
396	if (tr_flags & BG_NEEDS_TINT)
397	{	346	}
398	ShadingInfo as_shade;	347	}
399	as_shade.shading = shade;
400		348
401	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	349	# ifdef HAVE_PIXBUF
402	if (bg_flags & BG_TINT_SET)	350	bool
403	tint.get (c);	351	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
404	as_shade.tintColor.red = c.r;	352	int src_x, int src_y, int dst_x, int dst_y,
405	as_shade.tintColor.green = c.g;	353	unsigned int width, unsigned int height, bool argb)
406	as_shade.tintColor.blue = c.b;	354	{
		355	XImage *ximage;
		356	char *line;
		357	int width_r, width_g, width_b, width_a;
		358	int sh_r, sh_g, sh_b, sh_a;
		359	uint32_t red_mask, green_mask, blue_mask, alpha_mask;
		360	int rowstride;
		361	int channels;
		362	unsigned char *row;
407		363
408	background_tint = shading2tint32 (&as_shade);	364	if (visual->c_class != TrueColor)
		365	return false;
		366
		367	if (argb)
409	}	368	{
410		369	red_mask = 0xff << 16;
411	if ((tr_flags & BG_NEEDS_BLUR) && background != NULL)	370	green_mask = 0xff << 8;
		371	blue_mask = 0xff;
		372	alpha_mask = 0xff << 24;
412	{	373	}
413	ASImage *tmp = blur_asimage_gauss (asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,	374	else
414	ASA_XImage,	375	{
415	100, ASIMAGE_QUALITY_DEFAULT);	376	red_mask = visual->red_mask;
		377	green_mask = visual->green_mask;
		378	blue_mask = visual->blue_mask;
		379	#if XRENDER
		380	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
416	if (tmp)	381	if (format)
		382	alpha_mask = (uint32_t)format->direct.alphaMask << format->direct.alpha;
		383	else
		384	#endif
		385	alpha_mask = 0;
		386	}
		387
		388	width_r = ecb_popcount32 (red_mask);
		389	width_g = ecb_popcount32 (green_mask);
		390	width_b = ecb_popcount32 (blue_mask);
		391	width_a = ecb_popcount32 (alpha_mask);
		392
		393	if (width_r > 8 || width_g > 8 || width_b > 8 || width_a > 8)
		394	return false;
		395
		396	sh_r = ecb_ctz32 (red_mask);
		397	sh_g = ecb_ctz32 (green_mask);
		398	sh_b = ecb_ctz32 (blue_mask);
		399	sh_a = ecb_ctz32 (alpha_mask);
		400
		401	if (width > 32767 || height > 32767)
		402	return false;
		403
		404	ximage = XCreateImage (dpy, visual, argb ? 32 : depth, ZPixmap, 0, 0,
		405	width, height, 32, 0);
		406	if (!ximage)
		407	return false;
		408
		409	if (height > INT_MAX / ximage->bytes_per_line
		410	|| !(ximage->data = (char *)malloc (height * ximage->bytes_per_line)))
		411	{
		412	XDestroyImage (ximage);
		413	return false;
		414	}
		415
		416	ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
		417
		418	rowstride = gdk_pixbuf_get_rowstride (pixbuf);
		419	channels = gdk_pixbuf_get_n_channels (pixbuf);
		420	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
		421	line = ximage->data;
		422
		423	rgba c (0, 0, 0);
		424
		425	if (channels == 4 && alpha_mask == 0)
		426	{
		427	pix_colors[Color_bg].get (c);
		428	c.r >>= 8;
		429	c.g >>= 8;
		430	c.b >>= 8;
		431	}
		432
		433	for (int y = 0; y < height; y++)
		434	{
		435	for (int x = 0; x < width; x++)
		436	{
		437	unsigned char *pixel = row + x * channels;
		438	uint32_t value;
		439	unsigned char r, g, b, a;
		440
		441	if (channels == 4)
417	{	442	{
418	destroy_asimage (&background);	443	a = pixel[3];
419	background = tmp;	444	r = (pixel[0] * a + c.r * (0xff - a)) / 0xff;
		445	g = (pixel[1] * a + c.g * (0xff - a)) / 0xff;
		446	b = (pixel[2] * a + c.b * (0xff - a)) / 0xff;
		447	}
		448	else
		449	{
		450	a = 0xff;
		451	r = pixel[0];
		452	g = pixel[1];
		453	b = pixel[2];
		454	}
		455
		456	value = ((r >> (8 - width_r)) << sh_r)
		457	| ((g >> (8 - width_g)) << sh_g)
		458	| ((b >> (8 - width_b)) << sh_b)
		459	| ((a >> (8 - width_a)) << sh_a);
		460
		461	if (ximage->bits_per_pixel == 32)
		462	((uint32_t *)line)[x] = value;
		463	else
		464	XPutPixel (ximage, x, y, value);
420	}	465	}
421	}
422	# endif
423		466
424	ASImage *result = 0;	467	row += rowstride;
		468	line += ximage->bytes_per_line;
		469	}
		470
		471	XPutImage (dpy, pixmap, gc, ximage, 0, 0, dst_x, dst_y, width, height);
		472	XDestroyImage (ximage);
		473	return true;
		474	}
		475
		476	bool
		477	rxvt_term::render_image (rxvt_image &image)
		478	{
		479	GdkPixbuf *pixbuf = image.pixbuf;
		480	if (!pixbuf)
		481	return false;
		482
		483	bool need_blend = bg_flags & BG_IS_VALID;
		484
		485	if (need_blend
		486	&& !(bg_flags & BG_HAS_RENDER))
		487	return false;
		488
		489	GdkPixbuf *result;
		490
		491	int image_width = gdk_pixbuf_get_width (pixbuf);
		492	int image_height = gdk_pixbuf_get_height (pixbuf);
425		493
426	int target_width = szHint.width;	494	int target_width = szHint.width;
427	int target_height = szHint.height;	495	int target_height = szHint.height;
428	int new_pmap_width = target_width;	496	int new_pmap_width = target_width;
429	int new_pmap_height = target_height;	497	int new_pmap_height = target_height;
…		…
431	int x = 0;	499	int x = 0;
432	int y = 0;	500	int y = 0;
433	int w = 0;	501	int w = 0;
434	int h = 0;	502	int h = 0;
435		503
436	if (original_asim)	504	get_image_geometry (image, w, h, x, y);
437	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
438		505
439	if (!original_asim	506	if (!(image.flags & IM_ROOT_ALIGN)
440	|| (!(bg_flags & BG_ROOT_ALIGN)
441	&& (x >= target_width	507	&& (x >= target_width
442	|| y >= target_height	508	|| y >= target_height
443	|| x + w <= 0	509	|| x + w <= 0
444	|| y + h <= 0)))	510	|| y + h <= 0))
		511	return false;
		512
		513	result = pixbuf;
		514
		515	if (w != image_width
		516	|| h != image_height)
		517	{
		518	result = gdk_pixbuf_scale_simple (pixbuf,
		519	w, h,
		520	GDK_INTERP_BILINEAR);
445	{	521	}
446	if (background)
447	{
448	new_pmap_width = background->width;
449	new_pmap_height = background->height;
450	result = background;
451		522
452	if (background_tint != TINT_LEAVE_SAME)	523	if (!result)
		524	return false;
		525
		526	bool ret = false;
		527
		528	XGCValues gcv;
		529	GC gc;
		530	Pixmap tmp_pixmap;
		531
		532	image_width = gdk_pixbuf_get_width (result);
		533	image_height = gdk_pixbuf_get_height (result);
		534
		535	if (need_blend)
		536	tmp_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, 32);
		537	else
		538	{
		539	if (image.flags & IM_TILE)
453	{	540	{
454	ASImage *tmp = tile_asimage (asv, background, 0, 0,	541	new_pmap_width = min (image_width, target_width);
455	target_width, target_height, background_tint,	542	new_pmap_height = min (image_height, target_height);
456	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
457	if (tmp)
458	result = tmp;
459	}
460	}	543	}
461	else
462	new_pmap_width = new_pmap_height = 0;
463	}
464	else
465	{
466	result = original_asim;
467		544
468	if (w != original_asim->width
469	|| h != original_asim->height)
470	{
471	result = scale_asimage (asv, original_asim,
472	w, h,
473	ASA_XImage,
474	100, ASIMAGE_QUALITY_DEFAULT);
475	}
476
477	if (background == NULL)
478	{
479	if (bg_flags & BG_TILE)
480	{
481	/* if tiling - pixmap has to be sized exactly as the image,
482	but there is no need to make it bigger than the window! */
483	new_pmap_width = min (result->width, target_width);
484	new_pmap_height = min (result->height, target_height);
485
486	/* we also need to tile our image in both directions */
487	ASImage *tmp = tile_asimage (asv, result,
488	(int)result->width - x,
489	(int)result->height - y,
490	new_pmap_width,
491	new_pmap_height,
492	TINT_LEAVE_SAME, ASA_XImage,
493	100, ASIMAGE_QUALITY_DEFAULT);
494	if (tmp)
495	{
496	if (result != original_asim)
497	destroy_asimage (&result);
498
499	result = tmp;
500	}
501	}
502	}
503	else
504	{
505	/* if blending background and image - pixmap has to be sized same as target window */
506	ASImageLayer *layers = create_image_layers (2);
507
508	layers[0].im = background;
509	layers[0].clip_width = target_width;
510	layers[0].clip_height = target_height;
511	layers[0].tint = background_tint;
512	layers[1].im = result;
513
514	if (bg_flags & BG_TILE)
515	{
516	/* tile horizontally */
517	while (x > 0) x -= (int)result->width;
518	layers[1].dst_x = x;
519	layers[1].clip_width = result->width+target_width;
520	}
521	else
522	{
523	/* clip horizontally */
524	layers[1].dst_x = x;
525	layers[1].clip_width = result->width;
526	}
527
528	if (bg_flags & BG_TILE)
529	{
530	while (y > 0) y -= (int)result->height;
531	layers[1].dst_y = y;
532	layers[1].clip_height = result->height + target_height;
533	}
534	else
535	{
536	layers[1].dst_y = y;
537	layers[1].clip_height = result->height;
538	}
539
540	if (rs[Rs_blendtype])
541	{
542	layers[1].merge_scanlines = blend_scanlines_name2func (rs[Rs_blendtype]);
543	if (layers[1].merge_scanlines == NULL)
544	layers[1].merge_scanlines = alphablend_scanlines;
545	}
546
547	ASImage *tmp = merge_layers (asv, layers, 2, target_width, target_height,
548	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
549
550	if (tmp)
551	{
552	if (result != original_asim)
553	destroy_asimage (&result);
554
555	result = tmp;
556	}
557
558	free (layers);
559	}
560	}
561
562	bool ret = false;
563
564	if (result)
565	{
566	XGCValues gcv;
567	GC gc;
568
569	/* create Pixmap */
570	if (bg_pixmap == None	545	if (bg_pixmap == None
571	|| bg_pmap_width != new_pmap_width	546	|| bg_pmap_width != new_pmap_width
572	|| bg_pmap_height != new_pmap_height)	547	|| bg_pmap_height != new_pmap_height)
573	{	548	{
574	if (bg_pixmap)	549	if (bg_pixmap)
575	XFreePixmap (dpy, bg_pixmap);	550	XFreePixmap (dpy, bg_pixmap);
576	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);	551	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
577	bg_pmap_width = new_pmap_width;	552	bg_pmap_width = new_pmap_width;
578	bg_pmap_height = new_pmap_height;	553	bg_pmap_height = new_pmap_height;
579	}	554	}
580	/* fill with background color (if result's not completely overlapping it) */
581	gcv.foreground = pix_colors[Color_bg];
582	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
583		555
584	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
585	int dst_width = result->width, dst_height = result->height;
586	if (background == NULL)
587	{
588	if (!(bg_flags & BG_TILE))
589	{
590	src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );
591	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
592	}
593
594	if (dst_x > 0 || dst_y > 0
595	|| dst_x + dst_width < new_pmap_width
596	|| dst_y + dst_height < new_pmap_height)
597	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
598	}
599
600	/* put result on pixmap */
601	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
602	asimage2drawable (asv, bg_pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);
603
604	if (result != background && result != original_asim)
605	destroy_asimage (&result);
606
607	XFreeGC (dpy, gc);
608
609	ret = true;
610	}
611
612	if (background)
613	destroy_asimage (&background);
614
615	return ret;
616	}
617	# endif /* HAVE_AFTERIMAGE */
618
619	# ifdef HAVE_PIXBUF
620	bool
621	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
622	int src_x, int src_y, int dst_x, int dst_y,
623	unsigned int width, unsigned int height)
624	{
625	XImage *ximage;
626	char *data, *line;
627	int bytes_per_pixel;
628	int width_r, width_g, width_b;
629	int sh_r, sh_g, sh_b;
630	int rowstride;
631	int channels;
632	unsigned char *row;
633
634	if (visual->c_class != TrueColor)
635	return false;
636
637	if (depth == 24 || depth == 32)
638	bytes_per_pixel = 4;
639	else if (depth == 15 || depth == 16)
640	bytes_per_pixel = 2;
641	else
642	return false;
643
644	width_r = ecb_popcount32 (visual->red_mask);
645	width_g = ecb_popcount32 (visual->green_mask);
646	width_b = ecb_popcount32 (visual->blue_mask);
647
648	if (width_r > 8 || width_g > 8 || width_b > 8)
649	return false;
650
651	sh_r = ecb_ctz32 (visual->red_mask);
652	sh_g = ecb_ctz32 (visual->green_mask);
653	sh_b = ecb_ctz32 (visual->blue_mask);
654
655	if (width > INT_MAX / height / bytes_per_pixel)
656	return false;
657
658	data = (char *)malloc (width * height * bytes_per_pixel);
659	if (!data)
660	return false;
661
662	ximage = XCreateImage (dpy, visual, depth, ZPixmap, 0, data,
663	width, height, bytes_per_pixel * 8, 0);
664	if (!ximage)
665	{
666	free (data);
667	return false;
668	}
669
670	ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
671
672	rowstride = gdk_pixbuf_get_rowstride (pixbuf);
673	channels = gdk_pixbuf_get_n_channels (pixbuf);
674	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
675	line = data;
676
677	for (int y = 0; y < height; y++)
678	{
679	for (int x = 0; x < width; x++)
680	{
681	unsigned char *pixel = row + x * channels;
682	uint32_t value;
683
684	value = ((pixel[0] >> (8 - width_r)) << sh_r)
685	| ((pixel[1] >> (8 - width_g)) << sh_g)
686	| ((pixel[2] >> (8 - width_b)) << sh_b);
687
688	if (bytes_per_pixel == 4)
689	((uint32_t *)line)[x] = value;
690	else
691	((uint16_t *)line)[x] = value;
692	}
693
694	row += rowstride;
695	line += ximage->bytes_per_line;
696	}
697
698	XPutImage (dpy, pixmap, gc, ximage, 0, 0, dst_x, dst_y, width, height);
699	XDestroyImage (ximage);
700	return true;
701	}
702
703	bool
704	rxvt_term::render_image (unsigned long tr_flags)
705	{
706	if (!pixbuf)
707	return false;
708
709	if (tr_flags
710	&& !(bg_flags & BG_HAS_RENDER))
711	return false;
712
713	GdkPixbuf *result;
714
715	int image_width = gdk_pixbuf_get_width (pixbuf);
716	int image_height = gdk_pixbuf_get_height (pixbuf);
717
718	int target_width = szHint.width;
719	int target_height = szHint.height;
720	int new_pmap_width = target_width;
721	int new_pmap_height = target_height;
722
723	int x = 0;
724	int y = 0;
725	int w = 0;
726	int h = 0;
727
728	get_image_geometry (image_width, image_height, w, h, x, y);
729
730	if (!(bg_flags & BG_ROOT_ALIGN)
731	&& (x >= target_width
732	|| y >= target_height
733	|| x + w <= 0
734	|| y + h <= 0))
735	return false;
736
737	result = pixbuf;
738
739	if (w != image_width
740	|| h != image_height)
741	{
742	result = gdk_pixbuf_scale_simple (pixbuf,
743	w, h,
744	GDK_INTERP_BILINEAR);
745	}
746
747	if (!result)
748	return false;
749
750	bool ret = false;
751
752	XGCValues gcv;
753	GC gc;
754	Pixmap root_pmap;
755
756	image_width = gdk_pixbuf_get_width (result);
757	image_height = gdk_pixbuf_get_height (result);
758
759	if (tr_flags)
760	{
761	root_pmap = bg_pixmap;	556	tmp_pixmap = bg_pixmap;
762	bg_pixmap = None;
763	}
764	else
765	{
766	if (bg_flags & BG_TILE)
767	{
768	new_pmap_width = min (image_width, target_width);
769	new_pmap_height = min (image_height, target_height);
770	}
771	}
772
773	if (bg_pixmap == None
774	|| bg_pmap_width != new_pmap_width
775	|| bg_pmap_height != new_pmap_height)
776	{
777	if (bg_pixmap)
778	XFreePixmap (dpy, bg_pixmap);
779	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
780	bg_pmap_width = new_pmap_width;
781	bg_pmap_height = new_pmap_height;
782	}	557	}
783		558
784	gcv.foreground = pix_colors[Color_bg];	559	gcv.foreground = pix_colors[Color_bg];
785	gc = XCreateGC (dpy, vt, GCForeground, &gcv);	560	gc = XCreateGC (dpy, tmp_pixmap, GCForeground, &gcv);
786		561
787	if (gc)	562	if (gc)
788	{	563	{
789	if (bg_flags & BG_TILE)	564	if (image.flags & IM_TILE)
790	{	565	{
791	Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth);	566	Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, need_blend ? 32 : depth);
792	pixbuf_to_pixmap (result, tile, gc,	567	pixbuf_to_pixmap (result, tile, gc,
793	0, 0,	568	0, 0,
794	0, 0,	569	0, 0,
795	image_width, image_height);	570	image_width, image_height, need_blend);
796		571
797	gcv.tile = tile;	572	gcv.tile = tile;
798	gcv.fill_style = FillTiled;	573	gcv.fill_style = FillTiled;
799	gcv.ts_x_origin = x;	574	gcv.ts_x_origin = x;
800	gcv.ts_y_origin = y;	575	gcv.ts_y_origin = y;
801	XChangeGC (dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	576	XChangeGC (dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
802		577
803	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	578	XFillRectangle (dpy, tmp_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
804	XFreePixmap (dpy, tile);	579	XFreePixmap (dpy, tile);
805	}	580	}
806	else	581	else
807	{	582	{
808	int src_x, src_y, dst_x, dst_y;	583	int src_x, src_y, dst_x, dst_y;
…		…
812	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);	587	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);
813		588
814	if (dst_x > 0 || dst_y > 0	589	if (dst_x > 0 || dst_y > 0
815	|| dst_x + dst_width < new_pmap_width	590	|| dst_x + dst_width < new_pmap_width
816	|| dst_y + dst_height < new_pmap_height)	591	|| dst_y + dst_height < new_pmap_height)
817	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	592	XFillRectangle (dpy, tmp_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
818		593
819	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	594	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
820	pixbuf_to_pixmap (result, bg_pixmap, gc,	595	pixbuf_to_pixmap (result, tmp_pixmap, gc,
821	src_x, src_y,	596	src_x, src_y,
822	dst_x, dst_y,	597	dst_x, dst_y,
823	dst_width, dst_height);	598	dst_width, dst_height, need_blend);
824	}	599	}
825		600
826	#if XRENDER	601	#if XRENDER
827	if (tr_flags)	602	if (need_blend)
828	{	603	{
		604	XRenderPictFormat *argb_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
829	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	605	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
830		606
831	Picture src = XRenderCreatePicture (dpy, root_pmap, format, 0, 0);	607	Picture src = XRenderCreatePicture (dpy, tmp_pixmap, argb_format, 0, 0);
832		608
833	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, format, 0, 0);	609	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, format, 0, 0);
834		610
835	Picture mask = create_xrender_mask (dpy, vt, False, False);	611	Picture mask = create_xrender_mask (dpy, vt, False, False);
836		612
…		…
856	}	632	}
857		633
858	if (result != pixbuf)	634	if (result != pixbuf)
859	g_object_unref (result);	635	g_object_unref (result);
860		636
861	if (tr_flags)	637	if (need_blend)
862	XFreePixmap (dpy, root_pmap);	638	XFreePixmap (dpy, tmp_pixmap);
863		639
864	return ret;	640	return ret;
865	}	641	}
866	# endif /* HAVE_PIXBUF */	642	# endif /* HAVE_PIXBUF */
867		643
868	bool	644	bool
869	rxvt_term::bg_set_file (const char *file)	645	rxvt_image::set_file (const char *file)
870	{	646	{
871	if (!file || !*file)	647	if (!file || !*file)
872	return false;	648	return false;
873		649
874	bool ret = false;	650	bool ret = false;
…		…
881	memcpy (f, file, len);	657	memcpy (f, file, len);
882	f[len] = '\0';	658	f[len] = '\0';
883	file = f;	659	file = f;
884	}	660	}
885		661
886	# ifdef HAVE_AFTERIMAGE
887	if (!asimman)
888	asimman = create_generic_imageman (rs[Rs_path]);
889	ASImage *image = get_asimage (asimman, file, 0xFFFFFFFF, 100);
890	if (image)
891	{
892	if (original_asim)
893	safe_asimage_destroy (original_asim);
894	original_asim = image;
895	bg_flags |= BG_IS_FROM_FILE | BG_CLIENT_RENDER;
896	ret = true;
897	}
898	# endif
899
900	# ifdef HAVE_PIXBUF	662	# ifdef HAVE_PIXBUF
901	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);	663	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
902	if (image)	664	if (image)
903	{	665	{
904	if (pixbuf)	666	if (pixbuf)
905	g_object_unref (pixbuf);	667	g_object_unref (pixbuf);
906	pixbuf = image;	668	pixbuf = image;
907	bg_flags |= BG_IS_FROM_FILE;
908	ret = true;	669	ret = true;
909	}	670	}
910	# endif	671	# endif
911		672
912	if (ret)	673	if (ret)
913	{	674	{
		675	flags = IM_IS_SET | IM_IS_SIZE_SENSITIVE;
		676	h_scale = v_scale = defaultScale;
		677	h_align = v_align = defaultAlign;
		678
914	if (p)	679	if (p)
915	bg_set_geometry (p + 1);	680	set_geometry (p + 1);
916	else
917	bg_set_default_geometry ();
918	}	681	}
919		682
920	return ret;	683	return ret;
921	}	684	}
922		685
923	# endif /* BG_IMAGE_FROM_FILE */	686	# endif /* BG_IMAGE_FROM_FILE */
924		687
925	# ifdef ENABLE_TRANSPARENCY	688	# ifdef ENABLE_TRANSPARENCY
926	bool
927	rxvt_term::bg_set_transparent ()
928	{
929	if (!(bg_flags & BG_IS_TRANSPARENT))
930	{
931	bg_flags |= BG_IS_TRANSPARENT;
932	return true;
933	}
934
935	return false;
936	}
937
938	bool	689	bool
939	rxvt_term::bg_set_blur (const char *geom)	690	rxvt_term::bg_set_blur (const char *geom)
940	{	691	{
941	bool changed = false;	692	bool changed = false;
942	unsigned int hr, vr;	693	unsigned int hr, vr;
…		…
961	{	712	{
962	changed = true;	713	changed = true;
963	v_blurRadius = vr;	714	v_blurRadius = vr;
964	}	715	}
965		716
966	if (h_blurRadius == 0 || v_blurRadius == 0)
967	bg_flags &= ~BG_NEEDS_BLUR;
968	else
969	bg_flags |= BG_NEEDS_BLUR;
970
971	return changed;	717	return changed;
972	}	718	}
973		719
974	void	720	bool
975	rxvt_term::set_tint_shade_flags ()	721	rxvt_term::bg_set_tint (rxvt_color &new_tint)
976	{	722	{
		723	if (!(bg_flags & BG_TINT_SET) || tint != new_tint)
		724	{
		725	tint = new_tint;
		726	bg_flags |= BG_TINT_SET;
		727
977	rgba c;	728	rgba c;
978	bool has_shade = shade != 100;
979
980	bg_flags &= ~BG_TINT_FLAGS;
981
982	if (bg_flags & BG_TINT_SET)
983	{
984	tint.get (c);	729	tint.get (c);
985	if (!has_shade
986	&& (c.r <= 0x00ff || c.r >= 0xff00)	730	if ((c.r <= 0x00ff || c.r >= 0xff00)
987	&& (c.g <= 0x00ff || c.g >= 0xff00)	731	&& (c.g <= 0x00ff || c.g >= 0xff00)
988	&& (c.b <= 0x00ff || c.b >= 0xff00))	732	&& (c.b <= 0x00ff || c.b >= 0xff00))
989	bg_flags |= BG_TINT_BITAND;	733	bg_flags |= BG_TINT_BITAND;
990	}	734	else
991
992	if (has_shade || (bg_flags & BG_TINT_SET))
993	bg_flags |= BG_NEEDS_TINT;
994	}
995
996	bool
997	rxvt_term::bg_set_tint (rxvt_color &new_tint)
998	{
999	if (!(bg_flags & BG_TINT_SET) || tint != new_tint)
1000	{
1001	tint = new_tint;
1002	bg_flags |= BG_TINT_SET;	735	bg_flags &= ~BG_TINT_BITAND;
1003	set_tint_shade_flags ();	736
1004	return true;	737	return true;
1005	}	738	}
1006		739
1007	return false;	740	return false;
1008	}	741	}
…		…
1017	new_shade = 200 - (100 + new_shade);	750	new_shade = 200 - (100 + new_shade);
1018		751
1019	if (new_shade != shade)	752	if (new_shade != shade)
1020	{	753	{
1021	shade = new_shade;	754	shade = new_shade;
1022	set_tint_shade_flags ();
1023	return true;	755	return true;
1024	}	756	}
1025		757
1026	return false;	758	return false;
1027	}	759	}
…		…
1048	params[i+2] = XDoubleToFixed (kernel[i] / sum);	780	params[i+2] = XDoubleToFixed (kernel[i] / sum);
1049	}	781	}
1050	#endif	782	#endif
1051		783
1052	bool	784	bool
1053	rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	785	rxvt_term::blur_pixmap (Pixmap pixmap, int width, int height)
1054	{	786	{
1055	bool ret = false;	787	bool ret = false;
1056	#if XRENDER	788	#if XRENDER
1057	if (!(bg_flags & BG_HAS_RENDER_CONV))	789	if (!(bg_flags & BG_HAS_RENDER_CONV))
1058	return false;	790	return false;
…		…
1064	XRenderPictureAttributes pa;	796	XRenderPictureAttributes pa;
1065	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	797	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1066		798
1067	pa.repeat = RepeatPad;	799	pa.repeat = RepeatPad;
1068	Picture src = XRenderCreatePicture (dpy, pixmap, format, CPRepeat, &pa);	800	Picture src = XRenderCreatePicture (dpy, pixmap, format, CPRepeat, &pa);
		801	Pixmap tmp = XCreatePixmap (dpy, pixmap, width, height, depth);
1069	Picture dst = XRenderCreatePicture (dpy, pixmap, format, CPRepeat, &pa);	802	Picture dst = XRenderCreatePicture (dpy, tmp, format, CPRepeat, &pa);
		803	XFreePixmap (dpy, tmp);
1070		804
1071	if (kernel && params)	805	if (kernel && params)
1072	{	806	{
1073	size = h_blurRadius * 2 + 1;	807	size = h_blurRadius * 2 + 1;
1074	get_gaussian_kernel (h_blurRadius, size, kernel, params);	808	get_gaussian_kernel (h_blurRadius, size, kernel, params);
…		…
1082	0, 0,	816	0, 0,
1083	0, 0,	817	0, 0,
1084	0, 0,	818	0, 0,
1085	width, height);	819	width, height);
1086		820
		821	::swap (src, dst);
		822
1087	size = v_blurRadius * 2 + 1;	823	size = v_blurRadius * 2 + 1;
1088	get_gaussian_kernel (v_blurRadius, size, kernel, params);	824	get_gaussian_kernel (v_blurRadius, size, kernel, params);
1089	::swap (params[0], params[1]);	825	::swap (params[0], params[1]);
1090		826
1091	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);	827	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
…		…
1109	#endif	845	#endif
1110	return ret;	846	return ret;
1111	}	847	}
1112		848
1113	bool	849	bool
1114	rxvt_term::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	850	rxvt_term::tint_pixmap (Pixmap pixmap, int width, int height)
1115	{	851	{
1116	bool ret = false;	852	bool ret = false;
1117		853
1118	if (bg_flags & BG_TINT_BITAND)	854	if (shade == 100 && (bg_flags & BG_TINT_BITAND))
1119	{	855	{
1120	XGCValues gcv;	856	XGCValues gcv;
1121	GC gc;	857	GC gc;
1122		858
1123	/* In this case we can tint image server-side getting significant	859	/* In this case we can tint image server-side getting significant
…		…
1204	/*	940	/*
1205	* Builds a pixmap of the same size as the terminal window that contains	941	* Builds a pixmap of the same size as the terminal window that contains
1206	* the tiled portion of the root pixmap that is supposed to be covered by	942	* the tiled portion of the root pixmap that is supposed to be covered by
1207	* our window.	943	* our window.
1208	*/	944	*/
1209	unsigned long	945	bool
1210	rxvt_term::make_transparency_pixmap ()	946	rxvt_term::make_transparency_pixmap ()
1211	{	947	{
1212	unsigned long result = 0;	948	bool ret = false;
1213		949
1214	/* root dimensions may change from call to call - but Display structure should	950	/* root dimensions may change from call to call - but Display structure should
1215	* be always up-to-date, so let's use it :	951	* be always up-to-date, so let's use it :
1216	*/	952	*/
1217	int screen = display->screen;	953	int screen = display->screen;
…		…
1298	gc = XCreateGC (dpy, vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	1034	gc = XCreateGC (dpy, vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
1299		1035
1300	if (gc)	1036	if (gc)
1301	{	1037	{
1302	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);	1038	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);
1303	result |= BG_IS_VALID | (bg_flags & BG_EFFECTS_FLAGS);	1039	ret = true;
		1040	bool need_blur = h_blurRadius && v_blurRadius;
		1041	bool need_tint = shade != 100 || (bg_flags & BG_TINT_SET);
1304		1042
1305	if (!(bg_flags & BG_CLIENT_RENDER))	1043	if (!(bg_flags & BG_CLIENT_RENDER))
1306	{	1044	{
1307	if (bg_flags & BG_NEEDS_BLUR)	1045	if (need_blur)
1308	{	1046	{
1309	if (blur_pixmap (bg_pixmap, visual, window_width, window_height))	1047	if (blur_pixmap (bg_pixmap, window_width, window_height))
1310	result &= ~BG_NEEDS_BLUR;	1048	need_blur = false;
1311	}
1312	if (bg_flags & BG_NEEDS_TINT)
1313	{	1049	}
		1050	if (need_tint)
		1051	{
1314	if (tint_pixmap (bg_pixmap, visual, window_width, window_height))	1052	if (tint_pixmap (bg_pixmap, window_width, window_height))
1315	result &= ~BG_NEEDS_TINT;	1053	need_tint = false;
1316	}	1054	}
1317	# ifndef HAVE_AFTERIMAGE	1055	if (need_tint)
1318	if (result & BG_NEEDS_TINT)
1319	{	1056	{
1320	XImage *ximage = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);	1057	XImage *ximage = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
1321	if (ximage)	1058	if (ximage)
1322	{	1059	{
1323	/* our own client-side tinting */	1060	/* our own client-side tinting */
1324	tint_ximage (DefaultVisual (dpy, display->screen), ximage);	1061	tint_ximage (ximage);
1325		1062
1326	XPutImage (dpy, bg_pixmap, gc, ximage, 0, 0, 0, 0, ximage->width, ximage->height);	1063	XPutImage (dpy, bg_pixmap, gc, ximage, 0, 0, 0, 0, ximage->width, ximage->height);
1327	XDestroyImage (ximage);	1064	XDestroyImage (ximage);
1328	}	1065	}
1329	}	1066	}
1330	# endif
1331	} /* server side rendering completed */	1067	} /* server side rendering completed */
1332		1068
1333	XFreeGC (dpy, gc);	1069	XFreeGC (dpy, gc);
1334	}	1070	}
1335		1071
1336	if (recoded_root_pmap != root_pixmap)	1072	if (recoded_root_pmap != root_pixmap)
1337	XFreePixmap (dpy, recoded_root_pmap);	1073	XFreePixmap (dpy, recoded_root_pmap);
1338		1074
1339	return result;	1075	return ret;
1340	}	1076	}
1341		1077
1342	void	1078	void
1343	rxvt_term::bg_set_root_pixmap ()	1079	rxvt_term::bg_set_root_pixmap ()
1344	{	1080	{
…		…
1351	# endif /* ENABLE_TRANSPARENCY */	1087	# endif /* ENABLE_TRANSPARENCY */
1352		1088
1353	bool	1089	bool
1354	rxvt_term::bg_render ()	1090	rxvt_term::bg_render ()
1355	{	1091	{
1356	unsigned long tr_flags = 0;
1357
1358	bg_invalidate ();	1092	bg_invalidate ();
1359	# ifdef ENABLE_TRANSPARENCY	1093	# ifdef ENABLE_TRANSPARENCY
1360	if (bg_flags & BG_IS_TRANSPARENT)	1094	if (bg_flags & BG_IS_TRANSPARENT)
1361	{	1095	{
1362	/* we need to re-generate transparency pixmap in that case ! */	1096	/* we need to re-generate transparency pixmap in that case ! */
1363	tr_flags = make_transparency_pixmap ();	1097	if (make_transparency_pixmap ())
1364	if (tr_flags == 0)
1365	return false;
1366	bg_flags |= BG_IS_VALID;	1098	bg_flags |= BG_IS_VALID;
1367	}	1099	}
1368	# endif	1100	# endif
1369		1101
1370	# ifdef BG_IMAGE_FROM_FILE	1102	# ifdef BG_IMAGE_FROM_FILE
1371	if ((bg_flags & BG_IS_FROM_FILE)	1103	if (bg_image.flags & IM_IS_SET)
1372	|| (tr_flags & BG_EFFECTS_FLAGS))
1373	{	1104	{
1374	if (render_image (tr_flags))	1105	if (render_image (bg_image))
1375	bg_flags |= BG_IS_VALID;	1106	bg_flags |= BG_IS_VALID;
1376	}	1107	}
1377	# endif	1108	# endif
1378		1109
1379	if (!(bg_flags & BG_IS_VALID))	1110	if (!(bg_flags & BG_IS_VALID))
…		…
1417	#endif	1148	#endif
1418	}	1149	}
1419		1150
1420	#endif /* HAVE_BG_PIXMAP */	1151	#endif /* HAVE_BG_PIXMAP */
1421		1152
1422	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)	1153	#ifdef ENABLE_TRANSPARENCY
1423	/* based on code from aterm-0.4.2 */	1154	/* based on code from aterm-0.4.2 */
1424		1155
1425	static inline void	1156	static inline void
1426	fill_lut (uint32_t *lookup, uint32_t mask, int sh, unsigned short low, unsigned short high)	1157	fill_lut (uint32_t *lookup, uint32_t mask, int sh, unsigned short low, unsigned short high)
1427	{	1158	{
…		…
1433	lookup[i] = (tmp / 0xffff) << sh;	1164	lookup[i] = (tmp / 0xffff) << sh;
1434	}	1165	}
1435	}	1166	}
1436		1167
1437	void	1168	void
1438	rxvt_term::tint_ximage (Visual *visual, XImage *ximage)	1169	rxvt_term::tint_ximage (XImage *ximage)
1439	{	1170	{
		1171	unsigned int size_r, size_g, size_b;
1440	int sh_r, sh_g, sh_b;	1172	int sh_r, sh_g, sh_b;
1441	uint32_t mask_r, mask_g, mask_b;	1173	uint32_t mask_r, mask_g, mask_b;
1442	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;	1174	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1443	unsigned short low;	1175	unsigned short low;
1444	int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;	1176	int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
…		…
1449	mask_r = visual->red_mask;	1181	mask_r = visual->red_mask;
1450	mask_g = visual->green_mask;	1182	mask_g = visual->green_mask;
1451	mask_b = visual->blue_mask;	1183	mask_b = visual->blue_mask;
1452		1184
1453	/* boring lookup table pre-initialization */	1185	/* boring lookup table pre-initialization */
1454	switch (ximage->depth)	1186	sh_r = ecb_ctz32 (mask_r);
1455	{	1187	sh_g = ecb_ctz32 (mask_g);
1456	case 15:	1188	sh_b = ecb_ctz32 (mask_b);
1457	if ((mask_r != 0x7c00) ||	1189
1458	(mask_g != 0x03e0) ||	1190	size_r = mask_r >> sh_r;
1459	(mask_b != 0x001f))	1191	size_g = mask_g >> sh_g;
		1192	size_b = mask_b >> sh_b;
		1193
		1194	if (size_r++ > 255 || size_g++ > 255 || size_b++ > 255)
1460	return;	1195	return;
1461	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+32+32));	1196
		1197	lookup = (uint32_t *)malloc (sizeof (uint32_t) * (size_r + size_g + size_b));
1462	lookup_r = lookup;	1198	lookup_r = lookup;
1463	lookup_g = lookup+32;	1199	lookup_g = lookup + size_r;
1464	lookup_b = lookup+32+32;	1200	lookup_b = lookup + size_r + size_g;
1465	sh_r = 10;
1466	sh_g = 5;
1467	sh_b = 0;
1468	break;
1469	case 16:
1470	if ((mask_r != 0xf800) ||
1471	(mask_g != 0x07e0) ||
1472	(mask_b != 0x001f))
1473	return;
1474	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+64+32));
1475	lookup_r = lookup;
1476	lookup_g = lookup+32;
1477	lookup_b = lookup+32+64;
1478	sh_r = 11;
1479	sh_g = 5;
1480	sh_b = 0;
1481	break;
1482	case 24:
1483	if ((mask_r != 0xff0000) ||
1484	(mask_g != 0x00ff00) ||
1485	(mask_b != 0x0000ff))
1486	return;
1487	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1488	lookup_r = lookup;
1489	lookup_g = lookup+256;
1490	lookup_b = lookup+256+256;
1491	sh_r = 16;
1492	sh_g = 8;
1493	sh_b = 0;
1494	break;
1495	case 32:
1496	if ((mask_r != 0xff0000) ||
1497	(mask_g != 0x00ff00) ||
1498	(mask_b != 0x0000ff))
1499	return;
1500	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1501	lookup_r = lookup;
1502	lookup_g = lookup+256;
1503	lookup_b = lookup+256+256;
1504	sh_r = 16;
1505	sh_g = 8;
1506	sh_b = 0;
1507	break;
1508	default:
1509	return; /* we do not support this color depth */
1510	}
1511		1201
1512	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);	1202	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1513		1203
1514	if (bg_flags & BG_TINT_SET)	1204	if (bg_flags & BG_TINT_SET)
1515	tint.get (c);	1205	tint.get (c);
…		…
1537	fill_lut (lookup_g, mask_g, sh_g, low, c.g);	1227	fill_lut (lookup_g, mask_g, sh_g, low, c.g);
1538	fill_lut (lookup_b, mask_b, sh_b, low, c.b);	1228	fill_lut (lookup_b, mask_b, sh_b, low, c.b);
1539		1229
1540	/* apply table to input image (replacing colors by newly calculated ones) */	1230	/* apply table to input image (replacing colors by newly calculated ones) */
1541	if (ximage->bits_per_pixel == 32	1231	if (ximage->bits_per_pixel == 32
1542	&& (ximage->depth == 24 || ximage->depth == 32)
1543	&& ximage->byte_order == host_byte_order)	1232	&& ximage->byte_order == host_byte_order)
1544	{	1233	{
1545	uint32_t *p1, *pf, *p, *pl;	1234	char *line = ximage->data;
1546	p1 = (uint32_t *) ximage->data;
1547	pf = (uint32_t *) (ximage->data + ximage->height * ximage->bytes_per_line);
1548		1235
1549	while (p1 < pf)	1236	for (int y = 0; y < ximage->height; y++)
1550	{
1551	p = p1;
1552	pl = p1 + ximage->width;
1553	for (; p < pl; p++)
1554	{	1237	{
1555	*p = lookup_r[(*p & 0xff0000) >> 16] |	1238	uint32_t *p = (uint32_t *)line;
1556	lookup_g[(*p & 0x00ff00) >> 8] |	1239	for (int x = 0; x < ximage->width; x++)
1557	lookup_b[(*p & 0x0000ff)] |
1558	(*p & 0xff000000);
1559	}	1240	{
1560	p1 = (uint32_t *) ((char *) p1 + ximage->bytes_per_line);	1241	*p = lookup_r[(*p & mask_r) >> sh_r] |
		1242	lookup_g[(*p & mask_g) >> sh_g] |
		1243	lookup_b[(*p & mask_b) >> sh_b];
		1244	p++;
		1245	}
		1246	line += ximage->bytes_per_line;
1561	}	1247	}
1562	}	1248	}
1563	else	1249	else
1564	{	1250	{
1565	for (int y = 0; y < ximage->height; y++)	1251	for (int y = 0; y < ximage->height; y++)
…		…
1573	}	1259	}
1574	}	1260	}
1575		1261
1576	free (lookup);	1262	free (lookup);
1577	}	1263	}
1578	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */	1264	#endif /* ENABLE_TRANSPARENCY */

Diff Legend

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