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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.194 by sf-exg, Sun Jan 1 17:43:47 2012 UTC vs.
Revision 1.224 by sf-exg, Wed May 30 19:30:57 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>
31	#endif	31	#endif
32		32
33	#ifndef FilterConvolution	33	#ifndef FilterConvolution
34	#define FilterConvolution "convolution"	34	#define FilterConvolution "convolution"
		35	#endif
		36
		37	#ifndef RepeatPad
		38	#define RepeatPad True
35	#endif	39	#endif
36		40
37	#ifdef HAVE_BG_PIXMAP	41	#ifdef HAVE_BG_PIXMAP
38	# if XRENDER	42	# if XRENDER
39	static Picture	43	static Picture
…		…
54	# endif	58	# endif
55		59
56	void	60	void
57	rxvt_term::bg_destroy ()	61	rxvt_term::bg_destroy ()
58	{	62	{
59	#ifdef HAVE_AFTERIMAGE	63	# ifdef BG_IMAGE_FROM_FILE
60	if (original_asim)	64	for (vector<rxvt_image>::iterator bg_image = image_vec.begin (); bg_image < image_vec.end (); bg_image++)
61	safe_asimage_destroy (original_asim);	65	bg_image->destroy ();
62	if (asv)
63	destroy_asvisual (asv, 0);
64	if (asimman)
65	destroy_image_manager (asimman, 0);
66	#endif	66	# endif
67
68	#ifdef HAVE_PIXBUF
69	if (pixbuf)
70	g_object_unref (pixbuf);
71	#endif
72		67
73	if (bg_pixmap)	68	if (bg_pixmap)
74	XFreePixmap (dpy, bg_pixmap);	69	XFreePixmap (dpy, bg_pixmap);
75	}	70	}
76		71
…		…
95	if (bg_flags & BG_IS_TRANSPARENT)	90	if (bg_flags & BG_IS_TRANSPARENT)
96	return true;	91	return true;
97	# endif	92	# endif
98		93
99	# ifdef BG_IMAGE_FROM_FILE	94	# ifdef BG_IMAGE_FROM_FILE
100	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++)
101	{	96	{
102	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)
103	return true;	100	return true;
104	}	101	}
105	# endif	102	# endif
106		103
107	return false;	104	return false;
…		…
114	if (bg_flags & BG_IS_TRANSPARENT)	111	if (bg_flags & BG_IS_TRANSPARENT)
115	return true;	112	return true;
116	# endif	113	# endif
117		114
118	# ifdef BG_IMAGE_FROM_FILE	115	# ifdef BG_IMAGE_FROM_FILE
119	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++)
120	{	117	{
121	if (bg_flags & BG_ROOT_ALIGN)	118	if (bg_image->flags & IM_ROOT_ALIGN)
122	return true;	119	return true;
123	}	120	}
124	# endif	121	# endif
125		122
126	return false;	123	return false;
127	}	124	}
128		125
129	# ifdef BG_IMAGE_FROM_FILE	126	# ifdef BG_IMAGE_FROM_FILE
130	static inline bool
131	check_set_scale_value (int geom_flags, int flag, unsigned int &scale, unsigned int new_value)
132	{
133	if (geom_flags & flag)
134	{
135	if (new_value > 1000)
136	new_value = 1000;
137	if (new_value != scale)
138	{
139	scale = new_value;
140	return true;
141	}
142	}
143	return false;
144	}
145
146	static inline bool
147	check_set_align_value (int geom_flags, int flag, int &align, int new_value)
148	{
149	if (geom_flags & flag)
150	{
151	if (new_value < -100)
152	new_value = -100;
153	else if (new_value > 200)
154	new_value = 200;
155	if (new_value != align)
156	{
157	align = new_value;
158	return true;
159	}
160	}
161	return false;
162	}
163
164	static inline int	127	static inline int
165	make_align_position (int align, int window_size, int image_size)	128	make_align_position (int align, int window_size, int image_size)
166	{	129	{
167	int diff = window_size - image_size;
168	int smaller = min (image_size, window_size);
169
170	if (align >= 0 && align <= 100)	130	if (align >= 0 && align <= 100)
171	return diff * align / 100;	131	return lerp (0, window_size - image_size, align);
172	else if (align > 100 && align <= 200)	132	else if (align > 100)
173	return (align - 100) * smaller / 100 + window_size - smaller;	133	return lerp (window_size - image_size, window_size, align - 100);
174	else if (align >= -100 && align < 0)	134	else
175	return (align + 100) * smaller / 100 - image_size;	135	return lerp (-image_size, 0, align + 100);
176	return 0;
177	}	136	}
178		137
179	static inline int	138	static inline int
180	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)
181	{	140	{
…		…
187	src_pos = -pos;	146	src_pos = -pos;
188	dst_pos = 0;	147	dst_pos = 0;
189	dst_size += pos;	148	dst_size += pos;
190	}	149	}
191		150
192	if (dst_pos + dst_size > target_size)
193	dst_size = target_size - dst_pos;	151	min_it (dst_size, target_size - dst_pos);
194	return src_pos;	152	return src_pos;
195	}	153	}
196		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
197	bool	190	bool
198	rxvt_term::bg_set_geometry (const char *geom, bool update)	191	rxvt_image::set_geometry (const char *geom, bool update)
199	{	192	{
200	bool changed = false;	193	bool changed = false;
201	int geom_flags = 0;	194	int geom_flags = 0;
202	int x = 0, y = 0;	195	int x = h_align;
		196	int y = v_align;
203	unsigned int w = 0, h = 0;	197	unsigned int w = h_scale;
204	unsigned long new_flags = 0;	198	unsigned int h = v_scale;
		199	uint8_t new_flags = 0;
205		200
206	if (geom == NULL)	201	if (geom == NULL)
207	return false;	202	return false;
208		203
209	if (geom[0])	204	if (geom[0])
210	{	205	{
211	char **arr = rxvt_strsplit (':', geom);	206	char **arr = rxvt_strsplit (':', geom);
212		207
213	for (int i = 0; arr[i]; i++)	208	for (int i = 0; arr[i]; i++)
214	{	209	{
215	if (!strcasecmp (arr[i], "style=tiled"))	210	if (!strncasecmp (arr[i], "style=", 6))
216	{	211	{
217	new_flags = BG_TILE;	212	parse_style (arr[i] + 6, x, y, w, h, new_flags);
218	w = h = noScale;
219	x = y = 0;
220	geom_flags = WidthValue|HeightValue|XValue|YValue;	213	geom_flags = WidthValue|HeightValue|XValue|YValue;
221	}	214	}
222	else if (!strcasecmp (arr[i], "style=aspect-stretched"))
223	{
224	new_flags = BG_KEEP_ASPECT;
225	w = h = windowScale;
226	x = y = centerAlign;
227	geom_flags = WidthValue|HeightValue|XValue|YValue;
228	}
229	else if (!strcasecmp (arr[i], "style=stretched"))
230	{
231	new_flags = 0;
232	w = h = windowScale;
233	geom_flags = WidthValue|HeightValue;
234	}
235	else if (!strcasecmp (arr[i], "style=centered"))
236	{
237	new_flags = 0;
238	w = h = noScale;
239	x = y = centerAlign;
240	geom_flags = WidthValue|HeightValue|XValue|YValue;
241	}
242	else if (!strcasecmp (arr[i], "style=root-tiled"))
243	{
244	new_flags = BG_TILE|BG_ROOT_ALIGN;
245	w = h = noScale;
246	geom_flags = WidthValue|HeightValue;
247	}
248	else if (!strcasecmp (arr[i], "op=tile"))	215	else if (!strcasecmp (arr[i], "op=tile"))
249	new_flags |= BG_TILE;	216	new_flags |= IM_TILE;
250	else if (!strcasecmp (arr[i], "op=keep-aspect"))	217	else if (!strcasecmp (arr[i], "op=keep-aspect"))
251	new_flags |= BG_KEEP_ASPECT;	218	new_flags |= IM_KEEP_ASPECT;
252	else if (!strcasecmp (arr[i], "op=root-align"))	219	else if (!strcasecmp (arr[i], "op=root-align"))
253	new_flags |= BG_ROOT_ALIGN;	220	new_flags |= IM_ROOT_ALIGN;
254		221
255	// deprecated	222	// deprecated
256	else if (!strcasecmp (arr[i], "tile"))	223	else if (!strcasecmp (arr[i], "tile"))
257	{	224	{
258	new_flags |= BG_TILE;	225	new_flags |= IM_TILE;
259	w = h = noScale;	226	w = h = noScale;
260	geom_flags |= WidthValue|HeightValue;	227	geom_flags |= WidthValue|HeightValue;
261	}	228	}
262	else if (!strcasecmp (arr[i], "propscale"))	229	else if (!strcasecmp (arr[i], "propscale"))
263	{	230	{
264	new_flags |= BG_KEEP_ASPECT;	231	new_flags |= IM_KEEP_ASPECT;
265	w = h = windowScale;	232	w = h = windowScale;
266	geom_flags |= WidthValue|HeightValue;	233	geom_flags |= WidthValue|HeightValue;
267	}	234	}
268	else if (!strcasecmp (arr[i], "hscale"))	235	else if (!strcasecmp (arr[i], "hscale"))
269	{	236	{
270	new_flags |= BG_TILE;	237	new_flags |= IM_TILE;
271	w = windowScale;	238	w = windowScale;
272	h = noScale;	239	h = noScale;
273	geom_flags |= WidthValue|HeightValue;	240	geom_flags |= WidthValue|HeightValue;
274	}	241	}
275	else if (!strcasecmp (arr[i], "vscale"))	242	else if (!strcasecmp (arr[i], "vscale"))
276	{	243	{
277	new_flags |= BG_TILE;	244	new_flags |= IM_TILE;
278	h = windowScale;	245	h = windowScale;
279	w = noScale;	246	w = noScale;
280	geom_flags |= WidthValue|HeightValue;	247	geom_flags |= WidthValue|HeightValue;
281	}	248	}
282	else if (!strcasecmp (arr[i], "scale"))	249	else if (!strcasecmp (arr[i], "scale"))
…		…
290	x = y = centerAlign;	257	x = y = centerAlign;
291	geom_flags |= WidthValue|HeightValue|XValue|YValue;	258	geom_flags |= WidthValue|HeightValue|XValue|YValue;
292	}	259	}
293	else if (!strcasecmp (arr[i], "root"))	260	else if (!strcasecmp (arr[i], "root"))
294	{	261	{
295	new_flags |= BG_TILE|BG_ROOT_ALIGN;	262	new_flags |= IM_TILE|IM_ROOT_ALIGN;
296	w = h = noScale;	263	w = h = noScale;
297	geom_flags |= WidthValue|HeightValue;	264	geom_flags |= WidthValue|HeightValue;
298	}	265	}
299		266
300	else	267	else
…		…
302	} /* done parsing ops */	269	} /* done parsing ops */
303		270
304	rxvt_free_strsplit (arr);	271	rxvt_free_strsplit (arr);
305	}	272	}
306		273
307	new_flags |= bg_flags & ~BG_GEOMETRY_FLAGS;	274	new_flags |= flags & ~IM_GEOMETRY_FLAGS;
308		275
309	if (!update)	276	if (!update)
310	{	277	{
311	if (!(geom_flags & XValue))	278	if (!(geom_flags & XValue))
312	x = y = defaultAlign;	279	x = y = defaultAlign;
…		…
317	w = h = defaultScale;	284	w = h = defaultScale;
318	else if (!(geom_flags & HeightValue))	285	else if (!(geom_flags & HeightValue))
319	h = w;	286	h = w;
320	else if (!(geom_flags & WidthValue))	287	else if (!(geom_flags & WidthValue))
321	w = h;	288	w = h;
322
323	geom_flags |= WidthValue|HeightValue|XValue|YValue;
324	}
325
326	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;
327	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;
328	if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;
329	if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
330
331	if (new_flags != bg_flags)
332	{	289	}
		290
		291	clamp_it (x, -100, 200);
		292	clamp_it (y, -100, 200);
		293
		294	if (flags != new_flags
		295	|| h_scale != w
		296	|| v_scale != h
		297	|| h_align != x
		298	|| v_align != y)
		299	{
333	bg_flags = new_flags;	300	flags = new_flags;
		301	h_scale = w;
		302	v_scale = h;
		303	h_align = x;
		304	v_align = y;
334	changed = true;	305	changed = true;
335	}	306	}
336		307
		308	if (!(flags & IM_TILE)
		309	|| h_scale || v_scale
		310	|| (!(flags & IM_ROOT_ALIGN) && (h_align || v_align)))
		311	flags |= IM_IS_SIZE_SENSITIVE;
		312	else
		313	flags &= ~IM_IS_SIZE_SENSITIVE;
		314
337	return changed;	315	return changed;
338	}	316	}
339		317
340	void	318	void
341	rxvt_term::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)	319	rxvt_term::get_image_geometry (rxvt_image &image, int &w, int &h, int &x, int &y)
342	{	320	{
		321	int image_width = image.width ();
		322	int image_height = image.height ();
343	int target_width = szHint.width;	323	int target_width = szHint.width;
344	int target_height = szHint.height;	324	int target_height = szHint.height;
		325	int h_scale = min (image.h_scale, 32767 * 100 / target_width);
		326	int v_scale = min (image.v_scale, 32767 * 100 / target_height);
345		327
346	w = h_scale * target_width / 100;	328	w = h_scale * target_width / 100;
347	h = v_scale * target_height / 100;	329	h = v_scale * target_height / 100;
348		330
349	if (bg_flags & BG_KEEP_ASPECT)	331	if (image.flags & IM_KEEP_ASPECT)
350	{	332	{
351	float scale = (float)w / image_width;	333	float scale = (float)w / image_width;
352	min_it (scale, (float)h / image_height);	334	min_it (scale, (float)h / image_height);
353	w = image_width * scale + 0.5;	335	w = image_width * scale + 0.5;
354	h = image_height * scale + 0.5;	336	h = image_height * scale + 0.5;
355	}	337	}
356		338
357	if (!w) w = image_width;	339	if (!w) w = image_width;
358	if (!h) h = image_height;	340	if (!h) h = image_height;
359		341
360	if (bg_flags & BG_ROOT_ALIGN)	342	if (image.flags & IM_ROOT_ALIGN)
361	{	343	{
362	x = -target_x;	344	x = -target_x;
363	y = -target_y;	345	y = -target_y;
364	}	346	}
365	else	347	else
366	{	348	{
367	x = make_align_position (h_align, target_width, w);	349	x = make_align_position (image.h_align, target_width, w);
368	y = make_align_position (v_align, target_height, h);	350	y = make_align_position (image.v_align, target_height, h);
369	}
370
371	bg_flags &= ~BG_IS_SIZE_SENSITIVE;
372	if (!(bg_flags & BG_TILE)
373	|| h_scale || v_scale
374	|| (!(bg_flags & BG_ROOT_ALIGN) && (h_align || v_align))
375	|| w > target_width || h > target_height)
376	bg_flags |= BG_IS_SIZE_SENSITIVE;
377	}
378
379	# ifdef HAVE_AFTERIMAGE
380	bool
381	rxvt_term::render_image (unsigned long tr_flags)
382	{
383	init_asv ();
384
385	ASImage *background = NULL;
386	ARGB32 background_tint = TINT_LEAVE_SAME;
387
388	# ifdef ENABLE_TRANSPARENCY
389	if (tr_flags)
390	background = pixmap2ximage (asv, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, 100);
391
392	if (tr_flags & BG_NEEDS_TINT)
393	{	351	}
394	ShadingInfo as_shade;	352	}
395	as_shade.shading = shade;
396		353
397	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	354	# ifdef HAVE_PIXBUF
398	if (bg_flags & BG_TINT_SET)	355	bool
399	tint.get (c);	356	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
400	as_shade.tintColor.red = c.r;	357	int src_x, int src_y, int dst_x, int dst_y,
401	as_shade.tintColor.green = c.g;	358	unsigned int width, unsigned int height, bool argb)
402	as_shade.tintColor.blue = c.b;	359	{
		360	XImage *ximage;
		361	char *line;
		362	int width_r, width_g, width_b, width_a;
		363	int sh_r, sh_g, sh_b, sh_a;
		364	uint32_t red_mask, green_mask, blue_mask, alpha_mask;
		365	int rowstride;
		366	int channels;
		367	unsigned char *row;
403		368
404	background_tint = shading2tint32 (&as_shade);	369	if (visual->c_class != TrueColor)
		370	return false;
		371
		372	if (argb)
405	}	373	{
406		374	red_mask = 0xff << 16;
407	if ((tr_flags & BG_NEEDS_BLUR) && background != NULL)	375	green_mask = 0xff << 8;
		376	blue_mask = 0xff;
		377	alpha_mask = 0xff << 24;
408	{	378	}
409	ASImage *tmp = blur_asimage_gauss (asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,	379	else
410	ASA_XImage,	380	{
411	100, ASIMAGE_QUALITY_DEFAULT);	381	red_mask = visual->red_mask;
		382	green_mask = visual->green_mask;
		383	blue_mask = visual->blue_mask;
		384	#if XRENDER
		385	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
412	if (tmp)	386	if (format)
		387	alpha_mask = (uint32_t)format->direct.alphaMask << format->direct.alpha;
		388	else
		389	#endif
		390	alpha_mask = 0;
		391	}
		392
		393	width_r = ecb_popcount32 (red_mask);
		394	width_g = ecb_popcount32 (green_mask);
		395	width_b = ecb_popcount32 (blue_mask);
		396	width_a = ecb_popcount32 (alpha_mask);
		397
		398	if (width_r > 8 || width_g > 8 || width_b > 8 || width_a > 8)
		399	return false;
		400
		401	sh_r = ecb_ctz32 (red_mask);
		402	sh_g = ecb_ctz32 (green_mask);
		403	sh_b = ecb_ctz32 (blue_mask);
		404	sh_a = ecb_ctz32 (alpha_mask);
		405
		406	if (width > 32767 || height > 32767)
		407	return false;
		408
		409	ximage = XCreateImage (dpy, visual, argb ? 32 : depth, ZPixmap, 0, 0,
		410	width, height, 32, 0);
		411	if (!ximage)
		412	return false;
		413
		414	if (height > INT_MAX / ximage->bytes_per_line
		415	|| !(ximage->data = (char *)malloc (height * ximage->bytes_per_line)))
		416	{
		417	XDestroyImage (ximage);
		418	return false;
		419	}
		420
		421	ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
		422
		423	rowstride = gdk_pixbuf_get_rowstride (pixbuf);
		424	channels = gdk_pixbuf_get_n_channels (pixbuf);
		425	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
		426	line = ximage->data;
		427
		428	rgba c (0, 0, 0);
		429
		430	if (channels == 4 && alpha_mask == 0)
		431	{
		432	pix_colors[Color_bg].get (c);
		433	c.r >>= 8;
		434	c.g >>= 8;
		435	c.b >>= 8;
		436	}
		437
		438	for (int y = 0; y < height; y++)
		439	{
		440	for (int x = 0; x < width; x++)
		441	{
		442	unsigned char *pixel = row + x * channels;
		443	uint32_t value;
		444	unsigned char r, g, b, a;
		445
		446	if (channels == 4)
413	{	447	{
414	destroy_asimage (&background);	448	a = pixel[3];
415	background = tmp;	449	r = (pixel[0] * a + c.r * (0xff - a)) / 0xff;
		450	g = (pixel[1] * a + c.g * (0xff - a)) / 0xff;
		451	b = (pixel[2] * a + c.b * (0xff - a)) / 0xff;
		452	}
		453	else
		454	{
		455	a = 0xff;
		456	r = pixel[0];
		457	g = pixel[1];
		458	b = pixel[2];
		459	}
		460
		461	value = ((r >> (8 - width_r)) << sh_r)
		462	| ((g >> (8 - width_g)) << sh_g)
		463	| ((b >> (8 - width_b)) << sh_b)
		464	| ((a >> (8 - width_a)) << sh_a);
		465
		466	if (ximage->bits_per_pixel == 32)
		467	((uint32_t *)line)[x] = value;
		468	else
		469	XPutPixel (ximage, x, y, value);
416	}	470	}
417	}
418	# endif
419		471
420	ASImage *result = 0;	472	row += rowstride;
		473	line += ximage->bytes_per_line;
		474	}
		475
		476	XPutImage (dpy, pixmap, gc, ximage, 0, 0, dst_x, dst_y, width, height);
		477	XDestroyImage (ximage);
		478	return true;
		479	}
		480
		481	bool
		482	rxvt_term::render_image (rxvt_image &image)
		483	{
		484	GdkPixbuf *pixbuf = image.pixbuf;
		485	if (!pixbuf)
		486	return false;
		487
		488	bool need_blend = bg_flags & BG_IS_VALID;
		489
		490	if (need_blend
		491	&& !(bg_flags & BG_HAS_RENDER))
		492	return false;
		493
		494	GdkPixbuf *result;
		495
		496	int image_width = gdk_pixbuf_get_width (pixbuf);
		497	int image_height = gdk_pixbuf_get_height (pixbuf);
421		498
422	int target_width = szHint.width;	499	int target_width = szHint.width;
423	int target_height = szHint.height;	500	int target_height = szHint.height;
424	int new_pmap_width = target_width;	501	int new_pmap_width = target_width;
425	int new_pmap_height = target_height;	502	int new_pmap_height = target_height;
…		…
427	int x = 0;	504	int x = 0;
428	int y = 0;	505	int y = 0;
429	int w = 0;	506	int w = 0;
430	int h = 0;	507	int h = 0;
431		508
432	if (original_asim)	509	get_image_geometry (image, w, h, x, y);
433	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
434		510
435	if (!original_asim	511	if (!(image.flags & IM_ROOT_ALIGN)
436	|| (!(bg_flags & BG_ROOT_ALIGN)
437	&& (x >= target_width	512	&& (x >= target_width
438	|| y >= target_height	513	|| y >= target_height
439	|| x + w <= 0	514	|| x + w <= 0
440	|| y + h <= 0)))	515	|| y + h <= 0))
		516	return false;
		517
		518	result = pixbuf;
		519
		520	if (w != image_width
		521	|| h != image_height)
		522	{
		523	result = gdk_pixbuf_scale_simple (pixbuf,
		524	w, h,
		525	GDK_INTERP_BILINEAR);
441	{	526	}
442	if (background)
443	{
444	new_pmap_width = background->width;
445	new_pmap_height = background->height;
446	result = background;
447		527
448	if (background_tint != TINT_LEAVE_SAME)	528	if (!result)
		529	return false;
		530
		531	bool ret = false;
		532
		533	XGCValues gcv;
		534	GC gc;
		535	Pixmap tmp_pixmap;
		536
		537	image_width = gdk_pixbuf_get_width (result);
		538	image_height = gdk_pixbuf_get_height (result);
		539
		540	if (need_blend)
		541	tmp_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, 32);
		542	else
		543	{
		544	// optimise bg pixmap size when tiling, but only if there are no
		545	// other pixbufs to render. Otherwise, the bg pixmap size must
		546	// be equal to the window size.
		547	if ((image.flags & IM_TILE)
		548	&& image_vec.size () == 1)
449	{	549	{
450	ASImage *tmp = tile_asimage (asv, background, 0, 0,	550	new_pmap_width = min (image_width, target_width);
451	target_width, target_height, background_tint,	551	new_pmap_height = min (image_height, target_height);
452	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
453	if (tmp)
454	result = tmp;
455	}
456	}	552	}
457	else
458	new_pmap_width = new_pmap_height = 0;
459	}
460	else
461	{
462	result = original_asim;
463		553
464	if (w != original_asim->width
465	|| h != original_asim->height)
466	{
467	result = scale_asimage (asv, original_asim,
468	w, h,
469	ASA_XImage,
470	100, ASIMAGE_QUALITY_DEFAULT);
471	}
472
473	if (background == NULL)
474	{
475	if (bg_flags & BG_TILE)
476	{
477	/* if tiling - pixmap has to be sized exactly as the image,
478	but there is no need to make it bigger than the window! */
479	new_pmap_width = min (result->width, target_width);
480	new_pmap_height = min (result->height, target_height);
481
482	/* we also need to tile our image in both directions */
483	ASImage *tmp = tile_asimage (asv, result,
484	(int)result->width - x,
485	(int)result->height - y,
486	new_pmap_width,
487	new_pmap_height,
488	TINT_LEAVE_SAME, ASA_XImage,
489	100, ASIMAGE_QUALITY_DEFAULT);
490	if (tmp)
491	{
492	if (result != original_asim)
493	destroy_asimage (&result);
494
495	result = tmp;
496	}
497	}
498	}
499	else
500	{
501	/* if blending background and image - pixmap has to be sized same as target window */
502	ASImageLayer *layers = create_image_layers (2);
503
504	layers[0].im = background;
505	layers[0].clip_width = target_width;
506	layers[0].clip_height = target_height;
507	layers[0].tint = background_tint;
508	layers[1].im = result;
509
510	if (bg_flags & BG_TILE)
511	{
512	/* tile horizontally */
513	while (x > 0) x -= (int)result->width;
514	layers[1].dst_x = x;
515	layers[1].clip_width = result->width+target_width;
516	}
517	else
518	{
519	/* clip horizontally */
520	layers[1].dst_x = x;
521	layers[1].clip_width = result->width;
522	}
523
524	if (bg_flags & BG_TILE)
525	{
526	while (y > 0) y -= (int)result->height;
527	layers[1].dst_y = y;
528	layers[1].clip_height = result->height + target_height;
529	}
530	else
531	{
532	layers[1].dst_y = y;
533	layers[1].clip_height = result->height;
534	}
535
536	if (rs[Rs_blendtype])
537	{
538	layers[1].merge_scanlines = blend_scanlines_name2func (rs[Rs_blendtype]);
539	if (layers[1].merge_scanlines == NULL)
540	layers[1].merge_scanlines = alphablend_scanlines;
541	}
542
543	ASImage *tmp = merge_layers (asv, layers, 2, target_width, target_height,
544	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
545
546	if (tmp)
547	{
548	if (result != original_asim)
549	destroy_asimage (&result);
550
551	result = tmp;
552	}
553
554	free (layers);
555	}
556	}
557
558	bool ret = false;
559
560	if (result)
561	{
562	XGCValues gcv;
563	GC gc;
564
565	/* create Pixmap */
566	if (bg_pixmap == None	554	if (bg_pixmap == None
567	|| bg_pmap_width != new_pmap_width	555	|| bg_pmap_width != new_pmap_width
568	|| bg_pmap_height != new_pmap_height)	556	|| bg_pmap_height != new_pmap_height)
569	{	557	{
570	if (bg_pixmap)	558	if (bg_pixmap)
571	XFreePixmap (dpy, bg_pixmap);	559	XFreePixmap (dpy, bg_pixmap);
572	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);	560	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
573	bg_pmap_width = new_pmap_width;	561	bg_pmap_width = new_pmap_width;
574	bg_pmap_height = new_pmap_height;	562	bg_pmap_height = new_pmap_height;
575	}	563	}
576	/* fill with background color (if result's not completely overlapping it) */
577	gcv.foreground = pix_colors[Color_bg];
578	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
579		564
580	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
581	int dst_width = result->width, dst_height = result->height;
582	if (background == NULL)
583	{
584	if (!(bg_flags & BG_TILE))
585	{
586	src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );
587	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
588	}
589
590	if (dst_x > 0 || dst_y > 0
591	|| dst_x + dst_width < new_pmap_width
592	|| dst_y + dst_height < new_pmap_height)
593	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
594	}
595
596	/* put result on pixmap */
597	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
598	asimage2drawable (asv, bg_pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);
599
600	if (result != background && result != original_asim)
601	destroy_asimage (&result);
602
603	XFreeGC (dpy, gc);
604
605	ret = true;
606	}
607
608	if (background)
609	destroy_asimage (&background);
610
611	return ret;
612	}
613	# endif /* HAVE_AFTERIMAGE */
614
615	# ifdef HAVE_PIXBUF
616	bool
617	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
618	int src_x, int src_y, int dst_x, int dst_y,
619	unsigned int width, unsigned int height)
620	{
621	XImage *ximage;
622	char *data, *line;
623	int bytes_per_pixel;
624	int width_r, width_g, width_b;
625	int sh_r, sh_g, sh_b;
626	int rowstride;
627	int channels;
628	unsigned char *row;
629
630	if (visual->c_class != TrueColor)
631	return false;
632
633	if (depth == 24 || depth == 32)
634	bytes_per_pixel = 4;
635	else if (depth == 15 || depth == 16)
636	bytes_per_pixel = 2;
637	else
638	return false;
639
640	width_r = ecb_popcount32 (visual->red_mask);
641	width_g = ecb_popcount32 (visual->green_mask);
642	width_b = ecb_popcount32 (visual->blue_mask);
643
644	if (width_r > 8 || width_g > 8 || width_b > 8)
645	return false;
646
647	sh_r = ecb_ctz32 (visual->red_mask);
648	sh_g = ecb_ctz32 (visual->green_mask);
649	sh_b = ecb_ctz32 (visual->blue_mask);
650
651	if (width > INT_MAX / height / bytes_per_pixel)
652	return false;
653
654	data = (char *)malloc (width * height * bytes_per_pixel);
655	if (!data)
656	return false;
657
658	ximage = XCreateImage (dpy, visual, depth, ZPixmap, 0, data,
659	width, height, bytes_per_pixel * 8, 0);
660	if (!ximage)
661	{
662	free (data);
663	return false;
664	}
665
666	ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
667
668	rowstride = gdk_pixbuf_get_rowstride (pixbuf);
669	channels = gdk_pixbuf_get_n_channels (pixbuf);
670	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
671	line = data;
672
673	for (int y = 0; y < height; y++)
674	{
675	for (int x = 0; x < width; x++)
676	{
677	unsigned char *pixel = row + x * channels;
678	uint32_t value;
679
680	value = ((pixel[0] >> (8 - width_r)) << sh_r)
681	| ((pixel[1] >> (8 - width_g)) << sh_g)
682	| ((pixel[2] >> (8 - width_b)) << sh_b);
683
684	if (bytes_per_pixel == 4)
685	((uint32_t *)line)[x] = value;
686	else
687	((uint16_t *)line)[x] = value;
688	}
689
690	row += rowstride;
691	line += ximage->bytes_per_line;
692	}
693
694	XPutImage (dpy, pixmap, gc, ximage, 0, 0, dst_x, dst_y, width, height);
695	XDestroyImage (ximage);
696	return true;
697	}
698
699	bool
700	rxvt_term::render_image (unsigned long tr_flags)
701	{
702	if (!pixbuf)
703	return false;
704
705	if (tr_flags
706	&& !(bg_flags & BG_HAS_RENDER))
707	return false;
708
709	GdkPixbuf *result;
710
711	int image_width = gdk_pixbuf_get_width (pixbuf);
712	int image_height = gdk_pixbuf_get_height (pixbuf);
713
714	int target_width = szHint.width;
715	int target_height = szHint.height;
716	int new_pmap_width = target_width;
717	int new_pmap_height = target_height;
718
719	int x = 0;
720	int y = 0;
721	int w = 0;
722	int h = 0;
723
724	get_image_geometry (image_width, image_height, w, h, x, y);
725
726	if (!(bg_flags & BG_ROOT_ALIGN)
727	&& (x >= target_width
728	|| y >= target_height
729	|| x + w <= 0
730	|| y + h <= 0))
731	return false;
732
733	result = pixbuf;
734
735	if (w != image_width
736	|| h != image_height)
737	{
738	result = gdk_pixbuf_scale_simple (pixbuf,
739	w, h,
740	GDK_INTERP_BILINEAR);
741	}
742
743	if (!result)
744	return false;
745
746	bool ret = false;
747
748	XGCValues gcv;
749	GC gc;
750	Pixmap root_pmap;
751
752	image_width = gdk_pixbuf_get_width (result);
753	image_height = gdk_pixbuf_get_height (result);
754
755	if (tr_flags)
756	{
757	root_pmap = bg_pixmap;	565	tmp_pixmap = bg_pixmap;
758	bg_pixmap = None;
759	}
760	else
761	{
762	if (bg_flags & BG_TILE)
763	{
764	new_pmap_width = min (image_width, target_width);
765	new_pmap_height = min (image_height, target_height);
766	}
767	}
768
769	if (bg_pixmap == None
770	|| bg_pmap_width != new_pmap_width
771	|| bg_pmap_height != new_pmap_height)
772	{
773	if (bg_pixmap)
774	XFreePixmap (dpy, bg_pixmap);
775	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
776	bg_pmap_width = new_pmap_width;
777	bg_pmap_height = new_pmap_height;
778	}	566	}
779		567
780	gcv.foreground = pix_colors[Color_bg];	568	gcv.foreground = pix_colors[Color_bg];
781	gc = XCreateGC (dpy, vt, GCForeground, &gcv);	569	gc = XCreateGC (dpy, tmp_pixmap, GCForeground, &gcv);
782		570
783	if (gc)	571	if (gc)
784	{	572	{
785	if (bg_flags & BG_TILE)	573	if (image.flags & IM_TILE)
786	{	574	{
787	Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth);	575	Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, need_blend ? 32 : depth);
788	pixbuf_to_pixmap (result, tile, gc,	576	pixbuf_to_pixmap (result, tile, gc,
789	0, 0,	577	0, 0,
790	0, 0,	578	0, 0,
791	image_width, image_height);	579	image_width, image_height, need_blend);
792		580
793	gcv.tile = tile;	581	gcv.tile = tile;
794	gcv.fill_style = FillTiled;	582	gcv.fill_style = FillTiled;
795	gcv.ts_x_origin = x;	583	gcv.ts_x_origin = x;
796	gcv.ts_y_origin = y;	584	gcv.ts_y_origin = y;
797	XChangeGC (dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	585	XChangeGC (dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
798		586
799	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	587	XFillRectangle (dpy, tmp_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
800	XFreePixmap (dpy, tile);	588	XFreePixmap (dpy, tile);
801	}	589	}
802	else	590	else
803	{	591	{
804	int src_x, src_y, dst_x, dst_y;	592	int src_x, src_y, dst_x, dst_y;
…		…
808	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);	596	src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);
809		597
810	if (dst_x > 0 || dst_y > 0	598	if (dst_x > 0 || dst_y > 0
811	|| dst_x + dst_width < new_pmap_width	599	|| dst_x + dst_width < new_pmap_width
812	|| dst_y + dst_height < new_pmap_height)	600	|| dst_y + dst_height < new_pmap_height)
813	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);	601	XFillRectangle (dpy, tmp_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
814		602
815	if (dst_x < new_pmap_width && dst_y < new_pmap_height)	603	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
816	pixbuf_to_pixmap (result, bg_pixmap, gc,	604	pixbuf_to_pixmap (result, tmp_pixmap, gc,
817	src_x, src_y,	605	src_x, src_y,
818	dst_x, dst_y,	606	dst_x, dst_y,
819	dst_width, dst_height);	607	dst_width, dst_height, need_blend);
820	}	608	}
821		609
822	#if XRENDER	610	#if XRENDER
823	if (tr_flags)	611	if (need_blend)
824	{	612	{
		613	XRenderPictFormat *argb_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
825	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	614	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
826		615
827	Picture src = XRenderCreatePicture (dpy, root_pmap, format, 0, 0);	616	Picture src = XRenderCreatePicture (dpy, tmp_pixmap, argb_format, 0, 0);
828		617
829	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, format, 0, 0);	618	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, format, 0, 0);
830		619
831	Picture mask = create_xrender_mask (dpy, vt, False, False);	620	Picture mask = create_xrender_mask (dpy, vt, False, False);
832		621
833	XRenderColor mask_c;	622	XRenderColor mask_c;
834		623
835	mask_c.alpha = 0x8000;	624	mask_c.alpha = image.alpha;
836	mask_c.red =	625	mask_c.red =
837	mask_c.green =	626	mask_c.green =
838	mask_c.blue = 0;	627	mask_c.blue = 0;
839	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);	628	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
840		629
…		…
852	}	641	}
853		642
854	if (result != pixbuf)	643	if (result != pixbuf)
855	g_object_unref (result);	644	g_object_unref (result);
856		645
857	if (tr_flags)	646	if (need_blend)
858	XFreePixmap (dpy, root_pmap);	647	XFreePixmap (dpy, tmp_pixmap);
859		648
860	return ret;	649	return ret;
861	}	650	}
862	# endif /* HAVE_PIXBUF */	651	# endif /* HAVE_PIXBUF */
863		652
		653	# ifndef NO_RESOURCES
		654	static int
		655	rxvt_define_image (XrmDatabase *database ecb_unused,
		656	XrmBindingList bindings ecb_unused,
		657	XrmQuarkList quarks,
		658	XrmRepresentation *type ecb_unused,
		659	XrmValue *value,
		660	XPointer closure ecb_unused)
		661	{
		662	int size;
		663
		664	for (size = 0; quarks[size] != NULLQUARK; size++)
		665	;
		666
		667	if (size >= 2)
		668	{
		669	int id = strtol (XrmQuarkToString (quarks[size-2]), 0, 0);
		670	if (id >= 1)
		671	GET_R->parse_image (id, XrmQuarkToString (quarks[size-1]), (char *)value->addr);
		672	}
		673	return False;
		674	}
		675
		676	void
		677	rxvt_term::parse_image (int id, const char *type, const char *arg)
		678	{
		679	if (image_vec.size () < id + 1)
		680	image_vec.resize (id + 1);
		681
		682	rxvt_image *image = &image_vec[id];
		683	}
		684	# endif
		685
		686	rxvt_image::rxvt_image ()
		687	{
		688	alpha = 0xffff;
		689	flags = 0;
		690	h_scale =
		691	v_scale = defaultScale;
		692	h_align =
		693	v_align = defaultAlign;
		694
		695	# ifdef HAVE_PIXBUF
		696	pixbuf = 0;
		697	# endif
		698	}
		699
864	bool	700	bool
865	rxvt_term::bg_set_file (const char *file)	701	rxvt_image::set_file_geometry (const char *file)
866	{	702	{
867	if (!file || !*file)	703	if (!file || !*file)
868	return false;	704	return false;
869		705
870	bool ret = false;
871	const char *p = strchr (file, ';');	706	const char *p = strchr (file, ';');
872		707
873	if (p)	708	if (p)
874	{	709	{
875	size_t len = p - file;	710	size_t len = p - file;
…		…
877	memcpy (f, file, len);	712	memcpy (f, file, len);
878	f[len] = '\0';	713	f[len] = '\0';
879	file = f;	714	file = f;
880	}	715	}
881		716
882	# ifdef HAVE_AFTERIMAGE	717	bool ret = set_file (file);
883	if (!asimman)	718	alpha = 0x8000;
884	asimman = create_generic_imageman (rs[Rs_path]);	719	if (ret)
885	ASImage *image = get_asimage (asimman, file, 0xFFFFFFFF, 100);	720	set_geometry (p ? p + 1 : "");
886	if (image)	721	return ret;
887	{	722	}
888	if (original_asim)	723
889	safe_asimage_destroy (original_asim);	724	bool
890	original_asim = image;	725	rxvt_image::set_file (const char *file)
891	bg_flags |= BG_IS_FROM_FILE | BG_CLIENT_RENDER;	726	{
892	ret = true;	727	bool ret = false;
893	}
894	# endif
895		728
896	# ifdef HAVE_PIXBUF	729	# ifdef HAVE_PIXBUF
897	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);	730	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
898	if (image)	731	if (image)
899	{	732	{
900	if (pixbuf)	733	if (pixbuf)
901	g_object_unref (pixbuf);	734	g_object_unref (pixbuf);
902	pixbuf = image;	735	pixbuf = image;
903	bg_flags |= BG_IS_FROM_FILE;
904	ret = true;	736	ret = true;
905	}	737	}
906	# endif	738	# endif
907		739
908	if (ret)	740	if (ret)
909	{	741	flags |= IM_IS_SET;
910	if (p)
911	bg_set_geometry (p + 1);
912	else
913	bg_set_default_geometry ();
914	}
915		742
916	return ret;	743	return ret;
917	}	744	}
918		745
919	# endif /* BG_IMAGE_FROM_FILE */	746	# endif /* BG_IMAGE_FROM_FILE */
920		747
921	# ifdef ENABLE_TRANSPARENCY	748	# ifdef ENABLE_TRANSPARENCY
922	bool
923	rxvt_term::bg_set_transparent ()
924	{
925	if (!(bg_flags & BG_IS_TRANSPARENT))
926	{
927	bg_flags |= BG_IS_TRANSPARENT;
928	return true;
929	}
930
931	return false;
932	}
933
934	bool	749	bool
935	rxvt_term::bg_set_blur (const char *geom)	750	rxvt_term::bg_set_blur (const char *geom)
936	{	751	{
937	bool changed = false;	752	bool changed = false;
938	unsigned int hr, vr;	753	unsigned int hr, vr;
…		…
957	{	772	{
958	changed = true;	773	changed = true;
959	v_blurRadius = vr;	774	v_blurRadius = vr;
960	}	775	}
961		776
962	if (h_blurRadius == 0 || v_blurRadius == 0)
963	bg_flags &= ~BG_NEEDS_BLUR;
964	else
965	bg_flags |= BG_NEEDS_BLUR;
966
967	return changed;	777	return changed;
968	}	778	}
969		779
970	void	780	bool
971	rxvt_term::set_tint_shade_flags ()	781	rxvt_term::bg_set_tint (rxvt_color &new_tint)
972	{	782	{
		783	if (!(bg_flags & BG_TINT_SET) || tint != new_tint)
		784	{
		785	tint = new_tint;
		786	bg_flags |= BG_TINT_SET;
		787
973	rgba c;	788	rgba c;
974	bool has_shade = shade != 100;
975
976	bg_flags &= ~BG_TINT_FLAGS;
977
978	if (bg_flags & BG_TINT_SET)
979	{
980	tint.get (c);	789	tint.get (c);
981	if (!has_shade
982	&& (c.r <= 0x00ff || c.r >= 0xff00)	790	if ((c.r <= 0x00ff || c.r >= 0xff00)
983	&& (c.g <= 0x00ff || c.g >= 0xff00)	791	&& (c.g <= 0x00ff || c.g >= 0xff00)
984	&& (c.b <= 0x00ff || c.b >= 0xff00))	792	&& (c.b <= 0x00ff || c.b >= 0xff00))
985	bg_flags |= BG_TINT_BITAND;	793	bg_flags |= BG_TINT_BITAND;
986	}	794	else
987
988	if (has_shade || (bg_flags & BG_TINT_SET))
989	bg_flags |= BG_NEEDS_TINT;
990	}
991
992	bool
993	rxvt_term::bg_set_tint (rxvt_color &new_tint)
994	{
995	if (!(bg_flags & BG_TINT_SET) || tint != new_tint)
996	{
997	tint = new_tint;
998	bg_flags |= BG_TINT_SET;	795	bg_flags &= ~BG_TINT_BITAND;
999	set_tint_shade_flags ();	796
1000	return true;	797	return true;
1001	}	798	}
1002		799
1003	return false;	800	return false;
1004	}	801	}
…		…
1013	new_shade = 200 - (100 + new_shade);	810	new_shade = 200 - (100 + new_shade);
1014		811
1015	if (new_shade != shade)	812	if (new_shade != shade)
1016	{	813	{
1017	shade = new_shade;	814	shade = new_shade;
1018	set_tint_shade_flags ();
1019	return true;	815	return true;
1020	}	816	}
1021		817
1022	return false;	818	return false;
1023	}	819	}
…		…
1044	params[i+2] = XDoubleToFixed (kernel[i] / sum);	840	params[i+2] = XDoubleToFixed (kernel[i] / sum);
1045	}	841	}
1046	#endif	842	#endif
1047		843
1048	bool	844	bool
1049	rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	845	rxvt_term::blur_pixmap (Pixmap pixmap, int width, int height)
1050	{	846	{
1051	bool ret = false;	847	bool ret = false;
1052	#if XRENDER	848	#if XRENDER
1053	if (!(bg_flags & BG_HAS_RENDER_CONV))	849	if (!(bg_flags & BG_HAS_RENDER_CONV))
1054	return false;	850	return false;
1055		851
1056	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;	852	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
1057	double *kernel = (double *)malloc (size * sizeof (double));	853	double *kernel = (double *)malloc (size * sizeof (double));
1058	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));	854	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
1059		855
		856	XRenderPictureAttributes pa;
1060	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	857	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1061		858
		859	pa.repeat = RepeatPad;
1062	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, 0);	860	Picture src = XRenderCreatePicture (dpy, pixmap, format, CPRepeat, &pa);
		861	Pixmap tmp = XCreatePixmap (dpy, pixmap, width, height, depth);
1063	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, 0);	862	Picture dst = XRenderCreatePicture (dpy, tmp, format, CPRepeat, &pa);
		863	XFreePixmap (dpy, tmp);
1064		864
1065	if (kernel && params)	865	if (kernel && params)
1066	{	866	{
1067	size = h_blurRadius * 2 + 1;	867	size = h_blurRadius * 2 + 1;
1068	get_gaussian_kernel (h_blurRadius, size, kernel, params);	868	get_gaussian_kernel (h_blurRadius, size, kernel, params);
…		…
1076	0, 0,	876	0, 0,
1077	0, 0,	877	0, 0,
1078	0, 0,	878	0, 0,
1079	width, height);	879	width, height);
1080		880
		881	::swap (src, dst);
		882
1081	size = v_blurRadius * 2 + 1;	883	size = v_blurRadius * 2 + 1;
1082	get_gaussian_kernel (v_blurRadius, size, kernel, params);	884	get_gaussian_kernel (v_blurRadius, size, kernel, params);
1083	::swap (params[0], params[1]);	885	::swap (params[0], params[1]);
1084		886
1085	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);	887	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
…		…
1103	#endif	905	#endif
1104	return ret;	906	return ret;
1105	}	907	}
1106		908
1107	bool	909	bool
1108	rxvt_term::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	910	rxvt_term::tint_pixmap (Pixmap pixmap, int width, int height)
1109	{	911	{
1110	bool ret = false;	912	bool ret = false;
1111		913
1112	if (bg_flags & BG_TINT_BITAND)	914	if (shade == 100 && (bg_flags & BG_TINT_BITAND))
1113	{	915	{
1114	XGCValues gcv;	916	XGCValues gcv;
1115	GC gc;	917	GC gc;
1116		918
1117	/* In this case we can tint image server-side getting significant	919	/* In this case we can tint image server-side getting significant
…		…
1198	/*	1000	/*
1199	* Builds a pixmap of the same size as the terminal window that contains	1001	* Builds a pixmap of the same size as the terminal window that contains
1200	* the tiled portion of the root pixmap that is supposed to be covered by	1002	* the tiled portion of the root pixmap that is supposed to be covered by
1201	* our window.	1003	* our window.
1202	*/	1004	*/
1203	unsigned long	1005	bool
1204	rxvt_term::make_transparency_pixmap ()	1006	rxvt_term::make_transparency_pixmap ()
1205	{	1007	{
1206	unsigned long result = 0;	1008	bool ret = false;
1207		1009
1208	/* root dimensions may change from call to call - but Display structure should	1010	/* root dimensions may change from call to call - but Display structure should
1209	* be always up-to-date, so let's use it :	1011	* be always up-to-date, so let's use it :
1210	*/	1012	*/
1211	int screen = display->screen;	1013	int screen = display->screen;
…		…
1292	gc = XCreateGC (dpy, vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	1094	gc = XCreateGC (dpy, vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
1293		1095
1294	if (gc)	1096	if (gc)
1295	{	1097	{
1296	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);	1098	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);
1297	result |= BG_IS_VALID | (bg_flags & BG_EFFECTS_FLAGS);	1099	ret = true;
		1100	bool need_blur = h_blurRadius && v_blurRadius;
		1101	bool need_tint = shade != 100 || (bg_flags & BG_TINT_SET);
1298		1102
1299	if (!(bg_flags & BG_CLIENT_RENDER))	1103	if (!(bg_flags & BG_CLIENT_RENDER))
1300	{	1104	{
1301	if (bg_flags & BG_NEEDS_BLUR)	1105	if (need_blur)
1302	{	1106	{
1303	if (blur_pixmap (bg_pixmap, visual, window_width, window_height))	1107	if (blur_pixmap (bg_pixmap, window_width, window_height))
1304	result &= ~BG_NEEDS_BLUR;	1108	need_blur = false;
1305	}	1109	}
1306	if (bg_flags & BG_NEEDS_TINT)	1110	if (need_tint)
1307	{	1111	{
1308	if (tint_pixmap (bg_pixmap, visual, window_width, window_height))	1112	if (tint_pixmap (bg_pixmap, window_width, window_height))
1309	result &= ~BG_NEEDS_TINT;	1113	need_tint = false;
1310	}	1114	}
1311	# ifndef HAVE_AFTERIMAGE	1115	if (need_tint)
1312	if (result & BG_NEEDS_TINT)
1313	{	1116	{
1314	XImage *ximage = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);	1117	XImage *ximage = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
1315	if (ximage)	1118	if (ximage)
1316	{	1119	{
1317	/* our own client-side tinting */	1120	/* our own client-side tinting */
1318	tint_ximage (DefaultVisual (dpy, display->screen), ximage);	1121	tint_ximage (ximage);
1319		1122
1320	XPutImage (dpy, bg_pixmap, gc, ximage, 0, 0, 0, 0, ximage->width, ximage->height);	1123	XPutImage (dpy, bg_pixmap, gc, ximage, 0, 0, 0, 0, ximage->width, ximage->height);
1321	XDestroyImage (ximage);	1124	XDestroyImage (ximage);
1322	}	1125	}
1323	}	1126	}
1324	# endif
1325	} /* server side rendering completed */	1127	} /* server side rendering completed */
1326		1128
1327	XFreeGC (dpy, gc);	1129	XFreeGC (dpy, gc);
1328	}	1130	}
1329		1131
1330	if (recoded_root_pmap != root_pixmap)	1132	if (recoded_root_pmap != root_pixmap)
1331	XFreePixmap (dpy, recoded_root_pmap);	1133	XFreePixmap (dpy, recoded_root_pmap);
1332		1134
1333	return result;	1135	return ret;
1334	}	1136	}
1335		1137
1336	void	1138	void
1337	rxvt_term::bg_set_root_pixmap ()	1139	rxvt_term::bg_set_root_pixmap ()
1338	{	1140	{
…		…
1345	# endif /* ENABLE_TRANSPARENCY */	1147	# endif /* ENABLE_TRANSPARENCY */
1346		1148
1347	bool	1149	bool
1348	rxvt_term::bg_render ()	1150	rxvt_term::bg_render ()
1349	{	1151	{
1350	unsigned long tr_flags = 0;
1351
1352	bg_invalidate ();	1152	bg_invalidate ();
1353	# ifdef ENABLE_TRANSPARENCY	1153	# ifdef ENABLE_TRANSPARENCY
1354	if (bg_flags & BG_IS_TRANSPARENT)	1154	if (bg_flags & BG_IS_TRANSPARENT)
1355	{	1155	{
1356	/* we need to re-generate transparency pixmap in that case ! */	1156	/* we need to re-generate transparency pixmap in that case ! */
1357	tr_flags = make_transparency_pixmap ();	1157	if (make_transparency_pixmap ())
1358	if (tr_flags == 0)
1359	return false;
1360	bg_flags |= BG_IS_VALID;	1158	bg_flags |= BG_IS_VALID;
1361	}	1159	}
1362	# endif	1160	# endif
1363		1161
1364	# ifdef BG_IMAGE_FROM_FILE	1162	# ifdef BG_IMAGE_FROM_FILE
1365	if ((bg_flags & BG_IS_FROM_FILE)	1163	for (vector<rxvt_image>::iterator bg_image = image_vec.begin (); bg_image < image_vec.end (); bg_image++)
1366	|| (tr_flags & BG_EFFECTS_FLAGS))
1367	{	1164	{
1368	if (render_image (tr_flags))	1165	if (render_image (*bg_image))
1369	bg_flags |= BG_IS_VALID;	1166	bg_flags |= BG_IS_VALID;
1370	}	1167	}
1371	# endif	1168	# endif
1372		1169
1373	if (!(bg_flags & BG_IS_VALID))	1170	if (!(bg_flags & BG_IS_VALID))
…		…
1407	bg_flags |= BG_HAS_RENDER_CONV;	1204	bg_flags |= BG_HAS_RENDER_CONV;
1408		1205
1409	XFree (filters);	1206	XFree (filters);
1410	}	1207	}
1411	#endif	1208	#endif
		1209
		1210	#ifdef BG_IMAGE_FROM_FILE
		1211	if (rs[Rs_backgroundPixmap])
		1212	{
		1213	rxvt_image *image = new_image ();
		1214	if (!image->set_file_geometry (rs[Rs_backgroundPixmap]))
		1215	image_vec.pop_back ();
		1216	}
		1217
		1218	# ifndef NO_RESOURCES
		1219	find_resources ("image", "Image", XrmEnumAllLevels, rxvt_define_image);
		1220	vector<rxvt_image>::iterator bg_image = image_vec.begin ();
		1221	while (bg_image != image_vec.end ())
		1222	{
		1223	if (!(bg_image->flags & IM_IS_SET))
		1224	bg_image = image_vec.erase (bg_image);
		1225	else
		1226	bg_image++;
		1227	}
		1228	# endif
		1229
		1230	if (image_vec.size () > 0
		1231	&& !bg_window_position_sensitive ())
		1232	update_background ();
		1233	#endif
1412	}	1234	}
1413		1235
1414	#endif /* HAVE_BG_PIXMAP */	1236	#endif /* HAVE_BG_PIXMAP */
1415		1237
1416	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)	1238	#ifdef ENABLE_TRANSPARENCY
1417	/* based on code from aterm-0.4.2 */	1239	/* based on code from aterm-0.4.2 */
1418		1240
1419	static inline void	1241	static inline void
1420	fill_lut (uint32_t *lookup, uint32_t mask, int sh, unsigned short low, unsigned short high)	1242	fill_lut (uint32_t *lookup, uint32_t mask, int sh, unsigned short low, unsigned short high)
1421	{	1243	{
…		…
1427	lookup[i] = (tmp / 0xffff) << sh;	1249	lookup[i] = (tmp / 0xffff) << sh;
1428	}	1250	}
1429	}	1251	}
1430		1252
1431	void	1253	void
1432	rxvt_term::tint_ximage (Visual *visual, XImage *ximage)	1254	rxvt_term::tint_ximage (XImage *ximage)
1433	{	1255	{
		1256	unsigned int size_r, size_g, size_b;
1434	int sh_r, sh_g, sh_b;	1257	int sh_r, sh_g, sh_b;
1435	uint32_t mask_r, mask_g, mask_b;	1258	uint32_t mask_r, mask_g, mask_b;
1436	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;	1259	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1437	unsigned short low;	1260	unsigned short low;
1438	int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;	1261	int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
…		…
1443	mask_r = visual->red_mask;	1266	mask_r = visual->red_mask;
1444	mask_g = visual->green_mask;	1267	mask_g = visual->green_mask;
1445	mask_b = visual->blue_mask;	1268	mask_b = visual->blue_mask;
1446		1269
1447	/* boring lookup table pre-initialization */	1270	/* boring lookup table pre-initialization */
1448	switch (ximage->depth)	1271	sh_r = ecb_ctz32 (mask_r);
1449	{	1272	sh_g = ecb_ctz32 (mask_g);
1450	case 15:	1273	sh_b = ecb_ctz32 (mask_b);
1451	if ((mask_r != 0x7c00) ||	1274
1452	(mask_g != 0x03e0) ||	1275	size_r = mask_r >> sh_r;
1453	(mask_b != 0x001f))	1276	size_g = mask_g >> sh_g;
		1277	size_b = mask_b >> sh_b;
		1278
		1279	if (size_r++ > 255 || size_g++ > 255 || size_b++ > 255)
1454	return;	1280	return;
1455	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+32+32));	1281
		1282	lookup = (uint32_t *)malloc (sizeof (uint32_t) * (size_r + size_g + size_b));
1456	lookup_r = lookup;	1283	lookup_r = lookup;
1457	lookup_g = lookup+32;	1284	lookup_g = lookup + size_r;
1458	lookup_b = lookup+32+32;	1285	lookup_b = lookup + size_r + size_g;
1459	sh_r = 10;
1460	sh_g = 5;
1461	sh_b = 0;
1462	break;
1463	case 16:
1464	if ((mask_r != 0xf800) ||
1465	(mask_g != 0x07e0) ||
1466	(mask_b != 0x001f))
1467	return;
1468	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+64+32));
1469	lookup_r = lookup;
1470	lookup_g = lookup+32;
1471	lookup_b = lookup+32+64;
1472	sh_r = 11;
1473	sh_g = 5;
1474	sh_b = 0;
1475	break;
1476	case 24:
1477	if ((mask_r != 0xff0000) ||
1478	(mask_g != 0x00ff00) ||
1479	(mask_b != 0x0000ff))
1480	return;
1481	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1482	lookup_r = lookup;
1483	lookup_g = lookup+256;
1484	lookup_b = lookup+256+256;
1485	sh_r = 16;
1486	sh_g = 8;
1487	sh_b = 0;
1488	break;
1489	case 32:
1490	if ((mask_r != 0xff0000) ||
1491	(mask_g != 0x00ff00) ||
1492	(mask_b != 0x0000ff))
1493	return;
1494	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1495	lookup_r = lookup;
1496	lookup_g = lookup+256;
1497	lookup_b = lookup+256+256;
1498	sh_r = 16;
1499	sh_g = 8;
1500	sh_b = 0;
1501	break;
1502	default:
1503	return; /* we do not support this color depth */
1504	}
1505		1286
1506	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);	1287	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1507		1288
1508	if (bg_flags & BG_TINT_SET)	1289	if (bg_flags & BG_TINT_SET)
1509	tint.get (c);	1290	tint.get (c);
…		…
1531	fill_lut (lookup_g, mask_g, sh_g, low, c.g);	1312	fill_lut (lookup_g, mask_g, sh_g, low, c.g);
1532	fill_lut (lookup_b, mask_b, sh_b, low, c.b);	1313	fill_lut (lookup_b, mask_b, sh_b, low, c.b);
1533		1314
1534	/* apply table to input image (replacing colors by newly calculated ones) */	1315	/* apply table to input image (replacing colors by newly calculated ones) */
1535	if (ximage->bits_per_pixel == 32	1316	if (ximage->bits_per_pixel == 32
1536	&& (ximage->depth == 24 || ximage->depth == 32)
1537	&& ximage->byte_order == host_byte_order)	1317	&& ximage->byte_order == host_byte_order)
1538	{	1318	{
1539	uint32_t *p1, *pf, *p, *pl;	1319	char *line = ximage->data;
1540	p1 = (uint32_t *) ximage->data;
1541	pf = (uint32_t *) (ximage->data + ximage->height * ximage->bytes_per_line);
1542		1320
1543	while (p1 < pf)	1321	for (int y = 0; y < ximage->height; y++)
1544	{	1322	{
1545	p = p1;	1323	uint32_t *p = (uint32_t *)line;
1546	pl = p1 + ximage->width;	1324	for (int x = 0; x < ximage->width; x++)
1547	for (; p < pl; p++)
1548	{	1325	{
1549	*p = lookup_r[(*p & 0xff0000) >> 16] |	1326	*p = lookup_r[(*p & mask_r) >> sh_r] |
1550	lookup_g[(*p & 0x00ff00) >> 8] |	1327	lookup_g[(*p & mask_g) >> sh_g] |
1551	lookup_b[(*p & 0x0000ff)] |	1328	lookup_b[(*p & mask_b) >> sh_b];
1552	(*p & 0xff000000);	1329	p++;
1553	}	1330	}
1554	p1 = (uint32_t *) ((char *) p1 + ximage->bytes_per_line);	1331	line += ximage->bytes_per_line;
1555	}	1332	}
1556	}	1333	}
1557	else	1334	else
1558	{	1335	{
1559	for (int y = 0; y < ximage->height; y++)	1336	for (int y = 0; y < ximage->height; y++)
…		…
1567	}	1344	}
1568	}	1345	}
1569		1346
1570	free (lookup);	1347	free (lookup);
1571	}	1348	}
1572	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */	1349	#endif /* ENABLE_TRANSPARENCY */

Diff Legend

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>	Changed lines