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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.161 by sf-exg, Thu Aug 11 08:39:10 2011 UTC vs.
Revision 1.212 by sf-exg, Sun May 13 15:50:18 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>
…		…
32		32
33	#ifndef FilterConvolution	33	#ifndef FilterConvolution
34	#define FilterConvolution "convolution"	34	#define FilterConvolution "convolution"
35	#endif	35	#endif
36		36
37	/*	37	#ifndef RepeatPad
38	* Pixmap geometry string interpretation :	38	#define RepeatPad True
39	* Each geometry string contains zero or one scale/position	39	#endif
40	* adjustment and may optionally be followed by a colon and one or more
41	* colon-delimited pixmap operations.
42	* The following table shows the valid geometry strings and their
43	* effects on the background image :
44	*
45	* WxH+X+Y Set scaling to W% by H%, and position to X% by Y%.
46	* W and H are percentages of the terminal window size.
47	* X and Y are also percentages; e.g., +50+50 centers
48	* the image in the window.
49	*
50	* Pixmap Operations : (should be prepended by a colon)
51	*/
52		40
53	#ifdef HAVE_BG_PIXMAP	41	#ifdef HAVE_BG_PIXMAP
		42	# if XRENDER
		43	static Picture
		44	create_xrender_mask (Display *dpy, Drawable drawable, Bool argb, Bool component_alpha)
		45	{
		46	Pixmap pixmap = XCreatePixmap (dpy, drawable, 1, 1, argb ? 32 : 8);
		47
		48	XRenderPictFormat *format = XRenderFindStandardFormat (dpy, argb ? PictStandardARGB32 : PictStandardA8);
		49	XRenderPictureAttributes pa;
		50	pa.repeat = True;
		51	pa.component_alpha = component_alpha;
		52	Picture mask = XRenderCreatePicture (dpy, pixmap, format, CPRepeat | CPComponentAlpha, &pa);
		53
		54	XFreePixmap (dpy, pixmap);
		55
		56	return mask;
		57	}
		58	# endif
		59
54	void	60	void
55	rxvt_term::bg_destroy ()	61	rxvt_term::bg_destroy ()
56	{	62	{
57	#ifdef HAVE_AFTERIMAGE
58	if (original_asim)
59	safe_asimage_destroy (original_asim);
60	if (asv)
61	destroy_asvisual (asv, 0);
62	if (asimman)
63	destroy_image_manager (asimman, 0);
64	#endif
65
66	#ifdef HAVE_PIXBUF	63	#ifdef HAVE_PIXBUF
67	if (pixbuf)	64	if (pixbuf)
68	g_object_unref (pixbuf);	65	g_object_unref (pixbuf);
69	#endif	66	#endif
70		67
…		…
123		120
124	return false;	121	return false;
125	}	122	}
126		123
127	# ifdef BG_IMAGE_FROM_FILE	124	# ifdef BG_IMAGE_FROM_FILE
128	static inline bool
129	check_set_scale_value (int geom_flags, int flag, unsigned int &scale, unsigned int new_value)
130	{
131	if (geom_flags & flag)
132	{
133	if (new_value > 1000)
134	new_value = 1000;
135	if (new_value != scale)
136	{
137	scale = new_value;
138	return true;
139	}
140	}
141	return false;
142	}
143
144	static inline bool
145	check_set_align_value (int geom_flags, int flag, int &align, int new_value)
146	{
147	if (geom_flags & flag)
148	{
149	if (new_value < -100)
150	new_value = -100;
151	else if (new_value > 200)
152	new_value = 200;
153	if (new_value != align)
154	{
155	align = new_value;
156	return true;
157	}
158	}
159	return false;
160	}
161
162	static inline int	125	static inline int
163	make_align_position (int align, int window_size, int image_size)	126	make_align_position (int align, int window_size, int image_size)
164	{	127	{
165	int diff = window_size - image_size;
166	int smaller = min (image_size, window_size);
167
168	if (align >= 0 && align <= 100)	128	if (align >= 0 && align <= 100)
169	return diff * align / 100;	129	return lerp (0, window_size - image_size, align);
170	else if (align > 100 && align <= 200)	130	else if (align > 100)
171	return ((align - 100) * smaller / 100) + window_size - smaller;	131	return lerp (window_size - image_size, window_size, align - 100);
172	else if (align >= -100 && align < 0)	132	else
173	return ((align + 100) * smaller / 100) - image_size;	133	return lerp (-image_size, 0, align + 100);
174	return 0;
175	}	134	}
176		135
177	static inline int	136	static inline int
178	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)	137	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)
179	{	138	{
…		…
185	src_pos = -pos;	144	src_pos = -pos;
186	dst_pos = 0;	145	dst_pos = 0;
187	dst_size += pos;	146	dst_size += pos;
188	}	147	}
189		148
190	if (dst_pos + dst_size > target_size)
191	dst_size = target_size - dst_pos;	149	min_it (dst_size, target_size - dst_pos);
192	return src_pos;	150	return src_pos;
193	}	151	}
194		152
195	bool	153	bool
196	rxvt_term::bg_set_geometry (const char *geom, bool update)	154	rxvt_term::bg_set_geometry (const char *geom, bool update)
197	{	155	{
198	bool changed = false;	156	bool changed = false;
199	int geom_flags = 0;	157	int geom_flags = 0;
200	int x = 0, y = 0;	158	int x = h_align;
		159	int y = v_align;
201	unsigned int w = 0, h = 0;	160	unsigned int w = h_scale;
202	unsigned int n;	161	unsigned int h = v_scale;
203	unsigned long new_flags = (bg_flags & (~BG_GEOMETRY_FLAGS));	162	unsigned long new_flags = 0;
204	const char *ops;
205		163
206	if (geom == NULL)	164	if (geom == NULL)
207	return false;	165	return false;
208		166
209	char str[256];	167	if (geom[0])
210
211	ops = strchr (geom, ':');
212	if (ops == NULL)
213	n = strlen (geom);
214	else
215	n = ops - geom;
216
217	if (n >= sizeof (str))
218	return false;
219
220	memcpy (str, geom, n);
221	str[n] = '\0';
222	rxvt_strtrim (str);
223
224	if (str[0])
225	{	168	{
226	/* we have geometry string - let's handle it prior to applying ops */	169	char **arr = rxvt_strsplit (':', geom);
		170
		171	for (int i = 0; arr[i]; i++)
		172	{
		173	if (!strcasecmp (arr[i], "style=tiled"))
		174	{
		175	new_flags = BG_TILE;
		176	w = h = noScale;
		177	x = y = 0;
		178	geom_flags = WidthValue|HeightValue|XValue|YValue;
		179	}
		180	else if (!strcasecmp (arr[i], "style=aspect-stretched"))
		181	{
		182	new_flags = BG_KEEP_ASPECT;
		183	w = h = windowScale;
		184	x = y = centerAlign;
		185	geom_flags = WidthValue|HeightValue|XValue|YValue;
		186	}
		187	else if (!strcasecmp (arr[i], "style=stretched"))
		188	{
		189	new_flags = 0;
		190	w = h = windowScale;
		191	geom_flags = WidthValue|HeightValue;
		192	}
		193	else if (!strcasecmp (arr[i], "style=centered"))
		194	{
		195	new_flags = 0;
		196	w = h = noScale;
		197	x = y = centerAlign;
		198	geom_flags = WidthValue|HeightValue|XValue|YValue;
		199	}
		200	else if (!strcasecmp (arr[i], "style=root-tiled"))
		201	{
		202	new_flags = BG_TILE|BG_ROOT_ALIGN;
		203	w = h = noScale;
		204	geom_flags = WidthValue|HeightValue;
		205	}
		206	else if (!strcasecmp (arr[i], "op=tile"))
		207	new_flags |= BG_TILE;
		208	else if (!strcasecmp (arr[i], "op=keep-aspect"))
		209	new_flags |= BG_KEEP_ASPECT;
		210	else if (!strcasecmp (arr[i], "op=root-align"))
		211	new_flags |= BG_ROOT_ALIGN;
		212
		213	// deprecated
		214	else if (!strcasecmp (arr[i], "tile"))
		215	{
		216	new_flags |= BG_TILE;
		217	w = h = noScale;
		218	geom_flags |= WidthValue|HeightValue;
		219	}
		220	else if (!strcasecmp (arr[i], "propscale"))
		221	{
		222	new_flags |= BG_KEEP_ASPECT;
		223	w = h = windowScale;
		224	geom_flags |= WidthValue|HeightValue;
		225	}
		226	else if (!strcasecmp (arr[i], "hscale"))
		227	{
		228	new_flags |= BG_TILE;
		229	w = windowScale;
		230	h = noScale;
		231	geom_flags |= WidthValue|HeightValue;
		232	}
		233	else if (!strcasecmp (arr[i], "vscale"))
		234	{
		235	new_flags |= BG_TILE;
		236	h = windowScale;
		237	w = noScale;
		238	geom_flags |= WidthValue|HeightValue;
		239	}
		240	else if (!strcasecmp (arr[i], "scale"))
		241	{
		242	w = h = windowScale;
		243	geom_flags |= WidthValue|HeightValue;
		244	}
		245	else if (!strcasecmp (arr[i], "auto"))
		246	{
		247	w = h = windowScale;
		248	x = y = centerAlign;
		249	geom_flags |= WidthValue|HeightValue|XValue|YValue;
		250	}
		251	else if (!strcasecmp (arr[i], "root"))
		252	{
		253	new_flags |= BG_TILE|BG_ROOT_ALIGN;
		254	w = h = noScale;
		255	geom_flags |= WidthValue|HeightValue;
		256	}
		257
		258	else
227	geom_flags = XParseGeometry (str, &x, &y, &w, &h);	259	geom_flags |= XParseGeometry (arr[i], &x, &y, &w, &h);
228	} /* done parsing geometry string */	260	} /* done parsing ops */
		261
		262	rxvt_free_strsplit (arr);
		263	}
		264
		265	new_flags |= bg_flags & ~BG_GEOMETRY_FLAGS;
229		266
230	if (!update)	267	if (!update)
231	{	268	{
232	if (!(geom_flags & XValue))	269	if (!(geom_flags & XValue))
233	x = y = defaultAlign;	270	x = y = defaultAlign;
…		…
238	w = h = defaultScale;	275	w = h = defaultScale;
239	else if (!(geom_flags & HeightValue))	276	else if (!(geom_flags & HeightValue))
240	h = w;	277	h = w;
241	else if (!(geom_flags & WidthValue))	278	else if (!(geom_flags & WidthValue))
242	w = h;	279	w = h;
243
244	geom_flags |= WidthValue|HeightValue|XValue|YValue;
245	}
246
247	if (ops)
248	{	280	}
249	char **arr = rxvt_strsplit (':', ops + 1);
250		281
251	for (int i = 0; arr[i]; i++)	282	min_it (w, 1000);
252	{	283	min_it (h, 1000);
253	if (!strcasecmp (arr[i], "style=tiled"))	284	clamp_it (x, -100, 200);
254	{	285	clamp_it (y, -100, 200);
255	new_flags = BG_TILE;
256	w = h = noScale;
257	x = y = 0;
258	geom_flags = WidthValue|HeightValue|XValue|YValue;
259	}
260	else if (!strcasecmp (arr[i], "style=aspect-stretched"))
261	{
262	new_flags = BG_PROP_SCALE;
263	x = y = centerAlign;
264	geom_flags = XValue|YValue;
265	}
266	else if (!strcasecmp (arr[i], "style=stretched"))
267	{
268	new_flags = 0;
269	w = h = windowScale;
270	geom_flags = WidthValue|HeightValue;
271	}
272	else if (!strcasecmp (arr[i], "style=centered"))
273	{
274	new_flags = 0;
275	w = h = noScale;
276	x = y = centerAlign;
277	geom_flags = WidthValue|HeightValue|XValue|YValue;
278	}
279	else if (!strcasecmp (arr[i], "style=root-tiled"))
280	{
281	new_flags = BG_TILE|BG_ROOT_ALIGN;
282	w = h = noScale;
283	geom_flags = WidthValue|HeightValue;
284	}
285	else if (!strcasecmp (arr[i], "op=tile"))
286	new_flags |= BG_TILE;
287	else if (!strcasecmp (arr[i], "op=pscale"))
288	new_flags |= BG_PROP_SCALE;
289	else if (!strcasecmp (arr[i], "op=root"))
290	new_flags |= BG_ROOT_ALIGN;
291		286
292	// deprecated	287	if (bg_flags != new_flags
293	else if (!strcasecmp (arr[i], "tile"))	288	|| h_scale != w
294	{	289	|| v_scale != h
295	new_flags |= BG_TILE;	290	|| h_align != x
296	w = h = noScale;	291	|| v_align != y)
297	geom_flags |= WidthValue|HeightValue;
298	}
299	else if (!strcasecmp (arr[i], "propscale"))
300	{
301	new_flags |= BG_PROP_SCALE;
302	}
303	else if (!strcasecmp (arr[i], "hscale"))
304	{
305	w = windowScale;
306	h = noScale;
307	geom_flags |= WidthValue|HeightValue;
308	}
309	else if (!strcasecmp (arr[i], "vscale"))
310	{
311	h = windowScale;
312	w = noScale;
313	geom_flags |= WidthValue|HeightValue;
314	}
315	else if (!strcasecmp (arr[i], "scale"))
316	{
317	w = h = windowScale;
318	geom_flags |= WidthValue|HeightValue;
319	}
320	else if (!strcasecmp (arr[i], "auto"))
321	{
322	w = h = windowScale;
323	x = y = centerAlign;
324	geom_flags |= WidthValue|HeightValue|XValue|YValue;
325	}
326	else if (!strcasecmp (arr[i], "root"))
327	{
328	new_flags |= BG_TILE|BG_ROOT_ALIGN;
329	w = h = noScale;
330	geom_flags |= WidthValue|HeightValue;
331	}
332	} /* done parsing ops */
333
334	rxvt_free_strsplit (arr);
335	}
336
337	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;
338	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;
339	if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;
340	if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
341
342	if (new_flags != bg_flags)
343	{	292	{
344	bg_flags = new_flags;	293	bg_flags = new_flags;
		294	h_scale = w;
		295	v_scale = h;
		296	h_align = x;
		297	v_align = y;
345	changed = true;	298	changed = true;
346	}	299	}
347		300
348	return changed;	301	return changed;
349	}	302	}
…		…
352	rxvt_term::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)	305	rxvt_term::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
353	{	306	{
354	int target_width = szHint.width;	307	int target_width = szHint.width;
355	int target_height = szHint.height;	308	int target_height = szHint.height;
356		309
		310	w = h_scale * target_width / 100;
		311	h = v_scale * target_height / 100;
		312
357	if (bg_flags & BG_PROP_SCALE)	313	if (bg_flags & BG_KEEP_ASPECT)
358	{	314	{
359	float scale = (float)target_width / image_width;	315	float scale = (float)w / image_width;
360	min_it (scale, (float)target_height / image_height);	316	min_it (scale, (float)h / image_height);
361	w = image_width * scale + 0.5;	317	w = image_width * scale + 0.5;
362	h = image_height * scale + 0.5;	318	h = image_height * scale + 0.5;
363	}	319	}
364	else
365	{
366	w = h_scale * target_width / 100;
367	h = v_scale * target_height / 100;
368	}
369		320
370	if (!w) w = image_width;	321	if (!w) w = image_width;
371	if (!h) h = image_height;	322	if (!h) h = image_height;
372		323
373	if (bg_flags & BG_ROOT_ALIGN)	324	if (bg_flags & BG_ROOT_ALIGN)
…		…
379	{	330	{
380	x = make_align_position (h_align, target_width, w);	331	x = make_align_position (h_align, target_width, w);
381	y = make_align_position (v_align, target_height, h);	332	y = make_align_position (v_align, target_height, h);
382	}	333	}
383		334
384	bg_flags &= ~BG_IS_SIZE_SENSITIVE;
385	if (!(bg_flags & BG_TILE)	335	if (!(bg_flags & BG_TILE)
386	|| (bg_flags & BG_PROP_SCALE) || h_scale || v_scale	336	|| h_scale || v_scale
387	|| (!(bg_flags & BG_ROOT_ALIGN) && (h_align || v_align))	337	|| (!(bg_flags & BG_ROOT_ALIGN) && (h_align || v_align))
388	|| w > target_width || h > target_height)	338	|| image_width > target_width || image_height > target_height)
389	bg_flags |= BG_IS_SIZE_SENSITIVE;	339	bg_flags |= BG_IS_SIZE_SENSITIVE;
		340	else
		341	bg_flags &= ~BG_IS_SIZE_SENSITIVE;
390	}	342	}
391		343
392	# ifdef HAVE_AFTERIMAGE	344	# ifdef HAVE_PIXBUF
393	bool	345	bool
394	rxvt_term::render_image (unsigned long tr_flags)	346	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
		347	int src_x, int src_y, int dst_x, int dst_y,
		348	unsigned int width, unsigned int height)
395	{	349	{
396	init_asv ();	350	XImage *ximage;
		351	char *line;
		352	int width_r, width_g, width_b, width_a;
		353	int sh_r, sh_g, sh_b, sh_a;
		354	uint32_t alpha_mask;
		355	int rowstride;
		356	int channels;
		357	unsigned char *row;
397		358
398	ASImage *background = NULL;	359	if (visual->c_class != TrueColor)
399	ARGB32 background_tint = TINT_LEAVE_SAME;	360	return false;
400		361
401	# ifdef ENABLE_TRANSPARENCY	362	#if XRENDER
402	if (tr_flags)	363	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
403	background = pixmap2ximage (asv, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, 100);	364	if (format)
		365	alpha_mask = (uint32_t)format->direct.alphaMask << format->direct.alpha;
		366	else
		367	#endif
		368	alpha_mask = 0;
404		369
405	if (tr_flags & BG_NEEDS_TINT)	370	width_r = ecb_popcount32 (visual->red_mask);
406	{	371	width_g = ecb_popcount32 (visual->green_mask);
407	ShadingInfo as_shade;	372	width_b = ecb_popcount32 (visual->blue_mask);
408	as_shade.shading = shade;	373	width_a = ecb_popcount32 (alpha_mask);
409		374
410	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	375	if (width_r > 8 || width_g > 8 || width_b > 8 || width_a > 8)
411	if (bg_flags & BG_TINT_SET)	376	return false;
412	tint.get (c);
413	as_shade.tintColor.red = c.r;
414	as_shade.tintColor.green = c.g;
415	as_shade.tintColor.blue = c.b;
416		377
417	background_tint = shading2tint32 (&as_shade);	378	sh_r = ecb_ctz32 (visual->red_mask);
		379	sh_g = ecb_ctz32 (visual->green_mask);
		380	sh_b = ecb_ctz32 (visual->blue_mask);
		381	sh_a = ecb_ctz32 (alpha_mask);
		382
		383	if (width > 32767 || height > 32767)
		384	return false;
		385
		386	ximage = XCreateImage (dpy, visual, depth, ZPixmap, 0, 0,
		387	width, height, 32, 0);
		388	if (!ximage)
		389	return false;
		390
		391	if (height > INT_MAX / ximage->bytes_per_line
		392	|| !(ximage->data = (char *)malloc (height * ximage->bytes_per_line)))
418	}	393	{
419		394	XDestroyImage (ximage);
420	if ((tr_flags & BG_NEEDS_BLUR) && background != NULL)	395	return false;
421	{	396	}
422	ASImage *tmp = blur_asimage_gauss (asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,	397
423	(original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,	398	ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
424	100, ASIMAGE_QUALITY_DEFAULT);	399
425	if (tmp)	400	rowstride = gdk_pixbuf_get_rowstride (pixbuf);
		401	channels = gdk_pixbuf_get_n_channels (pixbuf);
		402	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
		403	line = ximage->data;
		404
		405	rgba c (0, 0, 0);
		406
		407	if (channels == 4 && alpha_mask == 0)
		408	{
		409	pix_colors[Color_bg].get (c);
		410	c.r >>= 8;
		411	c.g >>= 8;
		412	c.b >>= 8;
		413	}
		414
		415	for (int y = 0; y < height; y++)
		416	{
		417	for (int x = 0; x < width; x++)
		418	{
		419	unsigned char *pixel = row + x * channels;
		420	uint32_t value;
		421	unsigned char r, g, b, a;
		422
		423	if (channels == 4)
426	{	424	{
427	destroy_asimage (&background);	425	a = pixel[3];
428	background = tmp;	426	r = (pixel[0] * a + c.r * (0xff - a)) / 0xff;
		427	g = (pixel[1] * a + c.g * (0xff - a)) / 0xff;
		428	b = (pixel[2] * a + c.b * (0xff - a)) / 0xff;
		429	}
		430	else
		431	{
		432	a = 0xff;
		433	r = pixel[0];
		434	g = pixel[1];
		435	b = pixel[2];
		436	}
		437
		438	value = ((r >> (8 - width_r)) << sh_r)
		439	| ((g >> (8 - width_g)) << sh_g)
		440	| ((b >> (8 - width_b)) << sh_b)
		441	| ((a >> (8 - width_a)) << sh_a);
		442
		443	if (ximage->bits_per_pixel == 32)
		444	((uint32_t *)line)[x] = value;
		445	else
		446	XPutPixel (ximage, x, y, value);
429	}	447	}
430	}
431	# endif
432		448
433	ASImage *result = 0;	449	row += rowstride;
		450	line += ximage->bytes_per_line;
		451	}
		452
		453	XPutImage (dpy, pixmap, gc, ximage, 0, 0, dst_x, dst_y, width, height);
		454	XDestroyImage (ximage);
		455	return true;
		456	}
		457
		458	bool
		459	rxvt_term::render_image (bool transparent)
		460	{
		461	if (!pixbuf)
		462	return false;
		463
		464	if (transparent
		465	&& !(bg_flags & BG_HAS_RENDER))
		466	return false;
		467
		468	GdkPixbuf *result;
		469
		470	int image_width = gdk_pixbuf_get_width (pixbuf);
		471	int image_height = gdk_pixbuf_get_height (pixbuf);
434		472
435	int target_width = szHint.width;	473	int target_width = szHint.width;
436	int target_height = szHint.height;	474	int target_height = szHint.height;
437	int new_pmap_width = target_width;	475	int new_pmap_width = target_width;
438	int new_pmap_height = target_height;	476	int new_pmap_height = target_height;
…		…
440	int x = 0;	478	int x = 0;
441	int y = 0;	479	int y = 0;
442	int w = 0;	480	int w = 0;
443	int h = 0;	481	int h = 0;
444		482
445	if (original_asim)
446	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
447
448	if (!original_asim
449	|| (!(bg_flags & BG_ROOT_ALIGN)
450	&& (x >= target_width
451	|| y >= target_height
452	|| (x + w <= 0)
453	|| (y + h <= 0))))
454	{
455	if (background)
456	{
457	new_pmap_width = background->width;
458	new_pmap_height = background->height;
459	result = background;
460
461	if (background_tint != TINT_LEAVE_SAME)
462	{
463	ASImage *tmp = tile_asimage (asv, background, 0, 0,
464	target_width, target_height, background_tint,
465	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
466	if (tmp)
467	result = tmp;
468	}
469	}
470	else
471	new_pmap_width = new_pmap_height = 0;
472	}
473	else
474	{
475	result = original_asim;
476
477	if ((w != original_asim->width)
478	|| (h != original_asim->height))
479	{
480	result = scale_asimage (asv, original_asim,
481	w, h,
482	background ? ASA_ASImage : ASA_XImage,
483	100, ASIMAGE_QUALITY_DEFAULT);
484	}
485
486	if (background == NULL)
487	{
488	if (bg_flags & BG_TILE)
489	{
490	/* if tiling - pixmap has to be sized exactly as the image,
491	but there is no need to make it bigger than the window! */
492	new_pmap_width = min (result->width, target_width);
493	new_pmap_height = min (result->height, target_height);
494
495	/* we also need to tile our image in both directions */
496	ASImage *tmp = tile_asimage (asv, result,
497	(int)result->width - x,
498	(int)result->height - y,
499	new_pmap_width,
500	new_pmap_height,
501	TINT_LEAVE_SAME, ASA_XImage,
502	100, ASIMAGE_QUALITY_DEFAULT);
503	if (tmp)
504	{
505	if (result != original_asim)
506	destroy_asimage (&result);
507
508	result = tmp;
509	}
510	}
511	}
512	else
513	{
514	/* if blending background and image - pixmap has to be sized same as target window */
515	ASImageLayer *layers = create_image_layers (2);
516
517	layers[0].im = background;
518	layers[0].clip_width = target_width;
519	layers[0].clip_height = target_height;
520	layers[0].tint = background_tint;
521	layers[1].im = result;
522
523	if (bg_flags & BG_TILE)
524	{
525	/* tile horizontally */
526	while (x > 0) x -= (int)result->width;
527	layers[1].dst_x = x;
528	layers[1].clip_width = result->width+target_width;
529	}
530	else
531	{
532	/* clip horizontally */
533	layers[1].dst_x = x;
534	layers[1].clip_width = result->width;
535	}
536
537	if (bg_flags & BG_TILE)
538	{
539	while (y > 0) y -= (int)result->height;
540	layers[1].dst_y = y;
541	layers[1].clip_height = result->height + target_height;
542	}
543	else
544	{
545	layers[1].dst_y = y;
546	layers[1].clip_height = result->height;
547	}
548
549	if (rs[Rs_blendtype])
550	{
551	layers[1].merge_scanlines = blend_scanlines_name2func (rs[Rs_blendtype]);
552	if (layers[1].merge_scanlines == NULL)
553	layers[1].merge_scanlines = alphablend_scanlines;
554	}
555
556	ASImage *tmp = merge_layers (asv, layers, 2, target_width, target_height,
557	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
558
559	if (tmp)
560	{
561	if (result != original_asim)
562	destroy_asimage (&result);
563
564	result = tmp;
565	}
566
567	free (layers);
568	}
569	}
570
571	bool ret = false;
572
573	if (result)
574	{
575	XGCValues gcv;
576	GC gc;
577
578	/* create Pixmap */
579	if (bg_pixmap == None
580	|| bg_pmap_width != new_pmap_width
581	|| bg_pmap_height != new_pmap_height)
582	{
583	if (bg_pixmap)
584	XFreePixmap (dpy, bg_pixmap);
585	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
586	bg_pmap_width = new_pmap_width;
587	bg_pmap_height = new_pmap_height;
588	}
589	/* fill with background color (if result's not completely overlapping it) */
590	gcv.foreground = pix_colors[Color_bg];
591	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
592
593	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
594	int dst_width = result->width, dst_height = result->height;
595	if (background == NULL)
596	{
597	if (!(bg_flags & BG_TILE))
598	{
599	src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );
600	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
601	}
602
603	if (dst_x > 0 || dst_y > 0
604	|| dst_x + dst_width < new_pmap_width
605	|| dst_y + dst_height < new_pmap_height)
606	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
607	}
608
609	/* put result on pixmap */
610	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
611	asimage2drawable (asv, bg_pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);
612
613	if (result != background && result != original_asim)
614	destroy_asimage (&result);
615
616	XFreeGC (dpy, gc);
617
618	ret = true;
619	}
620
621	if (background)
622	destroy_asimage (&background);
623
624	return ret;
625	}
626	# endif /* HAVE_AFTERIMAGE */
627
628	# ifdef HAVE_PIXBUF
629	bool
630	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
631	int src_x, int src_y, int dst_x, int dst_y,
632	unsigned int width, unsigned int height)
633	{
634	XImage *ximage;
635	char *data, *line;
636	int bytes_per_pixel;
637	int width_r, width_g, width_b;
638	int sh_r, sh_g, sh_b;
639	int rowstride;
640	int channels;
641	unsigned char *row;
642
643	if (visual->c_class != TrueColor)
644	return false;
645
646	if (depth == 24 || depth == 32)
647	bytes_per_pixel = 4;
648	else if (depth == 15 || depth == 16)
649	bytes_per_pixel = 2;
650	else
651	return false;
652
653	width_r = ecb_popcount32 (visual->red_mask);
654	width_g = ecb_popcount32 (visual->green_mask);
655	width_b = ecb_popcount32 (visual->blue_mask);
656
657	if (width_r > 8 || width_g > 8 || width_b > 8)
658	return false;
659
660	sh_r = ecb_ctz32 (visual->red_mask);
661	sh_g = ecb_ctz32 (visual->green_mask);
662	sh_b = ecb_ctz32 (visual->blue_mask);
663
664	if (width > INT_MAX / height / bytes_per_pixel)
665	return false;
666
667	data = (char *)malloc (width * height * bytes_per_pixel);
668	if (!data)
669	return false;
670
671	ximage = XCreateImage (dpy, visual, depth, ZPixmap, 0, data,
672	width, height, bytes_per_pixel * 8, 0);
673	if (!ximage)
674	{
675	free (data);
676	return false;
677	}
678
679	ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
680
681	rowstride = gdk_pixbuf_get_rowstride (pixbuf);
682	channels = gdk_pixbuf_get_n_channels (pixbuf);
683	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
684	line = data;
685
686	for (int y = 0; y < height; y++)
687	{
688	for (int x = 0; x < width; x++)
689	{
690	unsigned char *pixel = row + x * channels;
691	uint32_t value;
692
693	value = ((pixel[0] >> (8 - width_r)) << sh_r)
694	| ((pixel[1] >> (8 - width_g)) << sh_g)
695	| ((pixel[2] >> (8 - width_b)) << sh_b);
696
697	if (bytes_per_pixel == 4)
698	((uint32_t *)line)[x] = value;
699	else
700	((uint16_t *)line)[x] = value;
701	}
702
703	row += rowstride;
704	line += ximage->bytes_per_line;
705	}
706
707	XPutImage (dpy, pixmap, gc, ximage, 0, 0, dst_x, dst_y, width, height);
708	XDestroyImage (ximage);
709	return true;
710	}
711
712	bool
713	rxvt_term::render_image (unsigned long tr_flags)
714	{
715	if (!pixbuf)
716	return false;
717
718	if (tr_flags
719	&& !(bg_flags & BG_HAS_RENDER))
720	return false;
721
722	GdkPixbuf *result;
723
724	int image_width = gdk_pixbuf_get_width (pixbuf);
725	int image_height = gdk_pixbuf_get_height (pixbuf);
726
727	int target_width = szHint.width;
728	int target_height = szHint.height;
729	int new_pmap_width = target_width;
730	int new_pmap_height = target_height;
731
732	int x = 0;
733	int y = 0;
734	int w = 0;
735	int h = 0;
736
737	get_image_geometry (image_width, image_height, w, h, x, y);	483	get_image_geometry (image_width, image_height, w, h, x, y);
738		484
739	if (!(bg_flags & BG_ROOT_ALIGN)	485	if (!(bg_flags & BG_ROOT_ALIGN)
740	&& (x >= target_width	486	&& (x >= target_width
741	|| y >= target_height	487	|| y >= target_height
742	|| (x + w <= 0)	488	|| x + w <= 0
743	|| (y + h <= 0)))	489	|| y + h <= 0))
744	return false;	490	return false;
745		491
746	result = pixbuf;	492	result = pixbuf;
747		493
748	if ((w != image_width)	494	if (w != image_width
749	|| (h != image_height))	495	|| h != image_height)
750	{	496	{
751	result = gdk_pixbuf_scale_simple (pixbuf,	497	result = gdk_pixbuf_scale_simple (pixbuf,
752	w, h,	498	w, h,
753	GDK_INTERP_BILINEAR);	499	GDK_INTERP_BILINEAR);
754	}	500	}
…		…
763	Pixmap root_pmap;	509	Pixmap root_pmap;
764		510
765	image_width = gdk_pixbuf_get_width (result);	511	image_width = gdk_pixbuf_get_width (result);
766	image_height = gdk_pixbuf_get_height (result);	512	image_height = gdk_pixbuf_get_height (result);
767		513
768	if (tr_flags)	514	if (transparent)
769	{	515	{
770	root_pmap = bg_pixmap;	516	root_pmap = bg_pixmap;
771	bg_pixmap = None;	517	bg_pixmap = None;
772	}	518	}
773	else	519	else
…		…
831	dst_x, dst_y,	577	dst_x, dst_y,
832	dst_width, dst_height);	578	dst_width, dst_height);
833	}	579	}
834		580
835	#if XRENDER	581	#if XRENDER
836	if (tr_flags)	582	if (transparent)
837	{	583	{
838	XRenderPictureAttributes pa;
839
840	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, visual);	584	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		585
841	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);	586	Picture src = XRenderCreatePicture (dpy, root_pmap, format, 0, 0);
842		587
843	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
844	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, dst_format, 0, &pa);	588	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, format, 0, 0);
845		589
846	pa.repeat = True;	590	Picture mask = create_xrender_mask (dpy, vt, False, False);
847	Pixmap mask_pmap = XCreatePixmap (dpy, vt, 1, 1, 8);
848	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
849	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
850	XFreePixmap (dpy, mask_pmap);
851		591
852	XRenderColor mask_c;	592	XRenderColor mask_c;
853		593
854	mask_c.alpha = 0x8000;	594	mask_c.alpha = 0x8000;
855	mask_c.red = 0;	595	mask_c.red =
856	mask_c.green = 0;	596	mask_c.green =
857	mask_c.blue = 0;	597	mask_c.blue = 0;
858	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);	598	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
		599
859	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);	600	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
860		601
861	XRenderFreePicture (dpy, src);	602	XRenderFreePicture (dpy, src);
862	XRenderFreePicture (dpy, dst);	603	XRenderFreePicture (dpy, dst);
863	XRenderFreePicture (dpy, mask);	604	XRenderFreePicture (dpy, mask);
…		…
870	}	611	}
871		612
872	if (result != pixbuf)	613	if (result != pixbuf)
873	g_object_unref (result);	614	g_object_unref (result);
874		615
875	if (tr_flags)	616	if (transparent)
876	XFreePixmap (dpy, root_pmap);	617	XFreePixmap (dpy, root_pmap);
877		618
878	return ret;	619	return ret;
879	}	620	}
880	# endif /* HAVE_PIXBUF */	621	# endif /* HAVE_PIXBUF */
…		…
883	rxvt_term::bg_set_file (const char *file)	624	rxvt_term::bg_set_file (const char *file)
884	{	625	{
885	if (!file || !*file)	626	if (!file || !*file)
886	return false;	627	return false;
887		628
		629	bool ret = false;
888	if (const char *p = strchr (file, ';'))	630	const char *p = strchr (file, ';');
		631
		632	if (p)
889	{	633	{
890	size_t len = p - file;	634	size_t len = p - file;
891	char *f = rxvt_temp_buf<char> (len + 1);	635	char *f = rxvt_temp_buf<char> (len + 1);
892	memcpy (f, file, len);	636	memcpy (f, file, len);
893	f[len] = '\0';	637	f[len] = '\0';
894	file = f;	638	file = f;
895	}	639	}
896		640
897	# ifdef HAVE_AFTERIMAGE
898	if (!asimman)
899	asimman = create_generic_imageman (rs[Rs_path]);
900	ASImage *image = get_asimage (asimman, file, 0xFFFFFFFF, 100);
901	if (image)
902	{
903	if (original_asim)
904	safe_asimage_destroy (original_asim);
905	original_asim = image;
906	bg_flags |= BG_IS_FROM_FILE | BG_CLIENT_RENDER;
907	return true;
908	}
909	# endif
910
911	# ifdef HAVE_PIXBUF	641	# ifdef HAVE_PIXBUF
912	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);	642	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
913	if (image)	643	if (image)
914	{	644	{
915	if (pixbuf)	645	if (pixbuf)
916	g_object_unref (pixbuf);	646	g_object_unref (pixbuf);
917	pixbuf = image;	647	pixbuf = image;
918	bg_flags |= BG_IS_FROM_FILE;	648	bg_flags |= BG_IS_FROM_FILE;
919	return true;	649	ret = true;
920	}	650	}
921	# endif	651	# endif
922		652
		653	if (ret)
		654	{
		655	if (p)
		656	bg_set_geometry (p + 1);
		657	else
		658	bg_set_default_geometry ();
		659	}
		660
923	return false;	661	return ret;
924	}	662	}
925		663
926	# endif /* BG_IMAGE_FROM_FILE */	664	# endif /* BG_IMAGE_FROM_FILE */
927		665
928	# ifdef ENABLE_TRANSPARENCY	666	# ifdef ENABLE_TRANSPARENCY
929	bool
930	rxvt_term::bg_set_transparent ()
931	{
932	if (!(bg_flags & BG_IS_TRANSPARENT))
933	{
934	bg_flags |= BG_IS_TRANSPARENT;
935	return true;
936	}
937
938	return false;
939	}
940
941	bool	667	bool
942	rxvt_term::bg_set_blur (const char *geom)	668	rxvt_term::bg_set_blur (const char *geom)
943	{	669	{
944	bool changed = false;	670	bool changed = false;
945	unsigned int hr, vr;	671	unsigned int hr, vr;
…		…
964	{	690	{
965	changed = true;	691	changed = true;
966	v_blurRadius = vr;	692	v_blurRadius = vr;
967	}	693	}
968		694
969	if (v_blurRadius == 0 && h_blurRadius == 0)
970	bg_flags &= ~BG_NEEDS_BLUR;
971	else
972	bg_flags |= BG_NEEDS_BLUR;
973
974	return changed;	695	return changed;
975	}	696	}
976		697
977	void	698	bool
978	rxvt_term::set_tint_shade_flags ()	699	rxvt_term::bg_set_tint (rxvt_color &new_tint)
979	{	700	{
980	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	701	if (!(bg_flags & BG_TINT_SET) || tint != new_tint)
981	bool has_shade = shade != 100;	702	{
982		703	tint = new_tint;
983	bg_flags &= ~BG_TINT_FLAGS;	704	bg_flags |= BG_TINT_SET;
984		705
985	if (bg_flags & BG_TINT_SET)	706	rgba c;
986	{
987	tint.get (c);	707	tint.get (c);
988	if (!has_shade
989	&& (c.r <= 0x00ff || c.r >= 0xff00)	708	if ((c.r <= 0x00ff || c.r >= 0xff00)
990	&& (c.g <= 0x00ff || c.g >= 0xff00)	709	&& (c.g <= 0x00ff || c.g >= 0xff00)
991	&& (c.b <= 0x00ff || c.b >= 0xff00))	710	&& (c.b <= 0x00ff || c.b >= 0xff00))
992	bg_flags |= BG_TINT_BITAND;	711	bg_flags |= BG_TINT_BITAND;
993	}	712	else
994
995	if (has_shade || (bg_flags & BG_TINT_SET))
996	bg_flags |= BG_NEEDS_TINT;
997	}
998
999	bool
1000	rxvt_term::bg_set_tint (rxvt_color &new_tint)
1001	{
1002	if (!(bg_flags & BG_TINT_SET) || tint != new_tint)
1003	{
1004	tint = new_tint;
1005	bg_flags |= BG_TINT_SET;	713	bg_flags &= ~BG_TINT_BITAND;
1006	set_tint_shade_flags ();	714
1007	return true;	715	return true;
1008	}	716	}
1009		717
1010	return false;	718	return false;
1011	}	719	}
1012		720
1013	bool	721	bool
1014	rxvt_term::bg_set_shade (const char *shade_str)	722	rxvt_term::bg_set_shade (const char *shade_str)
1015	{	723	{
1016	int new_shade = (shade_str) ? atoi (shade_str) : 100;	724	int new_shade = atoi (shade_str);
1017		725
1018	clamp_it (new_shade, -100, 200);	726	clamp_it (new_shade, -100, 200);
1019	if (new_shade < 0)	727	if (new_shade < 0)
1020	new_shade = 200 - (100 + new_shade);	728	new_shade = 200 - (100 + new_shade);
1021		729
1022	if (new_shade != shade)	730	if (new_shade != shade)
1023	{	731	{
1024	shade = new_shade;	732	shade = new_shade;
1025	set_tint_shade_flags ();
1026	return true;	733	return true;
1027	}	734	}
1028		735
1029	return false;	736	return false;
1030	}	737	}
…		…
1051	params[i+2] = XDoubleToFixed (kernel[i] / sum);	758	params[i+2] = XDoubleToFixed (kernel[i] / sum);
1052	}	759	}
1053	#endif	760	#endif
1054		761
1055	bool	762	bool
1056	rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	763	rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height, int depth)
1057	{	764	{
1058	bool ret = false;	765	bool ret = false;
1059	#if XRENDER	766	#if XRENDER
		767	if (!(bg_flags & BG_HAS_RENDER_CONV))
		768	return false;
		769
1060	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;	770	int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
1061	double *kernel = (double *)malloc (size * sizeof (double));	771	double *kernel = (double *)malloc (size * sizeof (double));
1062	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));	772	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
1063		773
1064	XRenderPictureAttributes pa;	774	XRenderPictureAttributes pa;
1065	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	775	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1066		776
		777	pa.repeat = RepeatPad;
1067	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	778	Picture src = XRenderCreatePicture (dpy, pixmap, format, CPRepeat, &pa);
		779	Pixmap tmp = XCreatePixmap (dpy, pixmap, width, height, depth);
1068	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	780	Picture dst = XRenderCreatePicture (dpy, tmp, format, CPRepeat, &pa);
		781	XFreePixmap (dpy, tmp);
1069		782
1070	if (kernel && params)	783	if (kernel && params)
1071	{	784	{
1072	if (h_blurRadius)
1073	{
1074	size = h_blurRadius * 2 + 1;	785	size = h_blurRadius * 2 + 1;
1075	get_gaussian_kernel (h_blurRadius, size, kernel, params);	786	get_gaussian_kernel (h_blurRadius, size, kernel, params);
1076		787
1077	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);	788	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1078	XRenderComposite (dpy,	789	XRenderComposite (dpy,
1079	PictOpSrc,	790	PictOpSrc,
1080	src,	791	src,
1081	None,	792	None,
1082	dst,	793	dst,
1083	0, 0,	794	0, 0,
1084	0, 0,	795	0, 0,
1085	0, 0,	796	0, 0,
1086	width, height);	797	width, height);
1087	}
1088		798
1089	if (v_blurRadius)	799	::swap (src, dst);
1090	{	800
1091	size = v_blurRadius * 2 + 1;	801	size = v_blurRadius * 2 + 1;
1092	get_gaussian_kernel (v_blurRadius, size, kernel, params);	802	get_gaussian_kernel (v_blurRadius, size, kernel, params);
1093	::swap (params[0], params[1]);	803	::swap (params[0], params[1]);
1094		804
1095	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);	805	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1096	XRenderComposite (dpy,	806	XRenderComposite (dpy,
1097	PictOpSrc,	807	PictOpSrc,
1098	src,	808	src,
1099	None,	809	None,
1100	dst,	810	dst,
1101	0, 0,	811	0, 0,
1102	0, 0,	812	0, 0,
1103	0, 0,	813	0, 0,
1104	width, height);	814	width, height);
1105	}
1106		815
1107	ret = true;	816	ret = true;
1108	}	817	}
1109		818
1110	free (kernel);	819	free (kernel);
…		…
1118	bool	827	bool
1119	rxvt_term::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	828	rxvt_term::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
1120	{	829	{
1121	bool ret = false;	830	bool ret = false;
1122		831
1123	if (bg_flags & BG_TINT_BITAND)	832	if (shade == 100 && (bg_flags & BG_TINT_BITAND))
1124	{	833	{
1125	XGCValues gcv;	834	XGCValues gcv;
1126	GC gc;	835	GC gc;
1127		836
1128	/* In this case we can tint image server-side getting significant	837	/* In this case we can tint image server-side getting significant
…		…
1137	XFillRectangle (dpy, pixmap, gc, 0, 0, width, height);	846	XFillRectangle (dpy, pixmap, gc, 0, 0, width, height);
1138	ret = true;	847	ret = true;
1139	XFreeGC (dpy, gc);	848	XFreeGC (dpy, gc);
1140	}	849	}
1141	}	850	}
1142	else
1143	{
1144	# if XRENDER	851	# if XRENDER
		852	else if (bg_flags & BG_HAS_RENDER)
		853	{
1145	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);	854	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1146		855
1147	if (bg_flags & BG_TINT_SET)	856	if (bg_flags & BG_TINT_SET)
1148	tint.get (c);	857	tint.get (c);
1149		858
…		…
1158	c.r = c.r * (200 - shade) / 100;	867	c.r = c.r * (200 - shade) / 100;
1159	c.g = c.g * (200 - shade) / 100;	868	c.g = c.g * (200 - shade) / 100;
1160	c.b = c.b * (200 - shade) / 100;	869	c.b = c.b * (200 - shade) / 100;
1161	}	870	}
1162		871
1163	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
1164	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	872	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1165	XRenderPictureAttributes pa;
1166		873
1167	Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	874	Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, 0);
1168		875
1169	pa.repeat = True;	876	Picture overlay_pic = create_xrender_mask (dpy, pixmap, True, False);
1170		877
1171	Pixmap overlay_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);	878	Picture mask_pic = create_xrender_mask (dpy, pixmap, True, True);
1172	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1173	XFreePixmap (dpy, overlay_pmap);
1174
1175	pa.component_alpha = True;
1176	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
1177	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat | CPComponentAlpha, &pa);
1178	XFreePixmap (dpy, mask_pmap);
1179		879
1180	XRenderColor mask_c;	880	XRenderColor mask_c;
1181		881
1182	mask_c.alpha = 0xffff;	882	mask_c.alpha = 0xffff;
1183	mask_c.red =	883	mask_c.red =
…		…
1188	mask_c.alpha = 0;	888	mask_c.alpha = 0;
1189	mask_c.red = 0xffff - c.r;	889	mask_c.red = 0xffff - c.r;
1190	mask_c.green = 0xffff - c.g;	890	mask_c.green = 0xffff - c.g;
1191	mask_c.blue = 0xffff - c.b;	891	mask_c.blue = 0xffff - c.b;
1192	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);	892	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
		893
1193	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);	894	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
1194		895
1195	if (shade > 100)	896	if (shade > 100)
1196	{	897	{
1197	mask_c.red = mask_c.green = mask_c.blue = 0xffff * (shade - 100) / 100;
1198	mask_c.alpha = 0;	898	mask_c.alpha = 0;
		899	mask_c.red =
		900	mask_c.green =
		901	mask_c.blue = 0xffff * (shade - 100) / 100;
1199	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);	902	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1200		903
1201	XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);	904	XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);
1202	}	905	}
1203		906
1204	ret = true;	907	ret = true;
1205		908
1206	XRenderFreePicture (dpy, mask_pic);	909	XRenderFreePicture (dpy, mask_pic);
1207	XRenderFreePicture (dpy, overlay_pic);	910	XRenderFreePicture (dpy, overlay_pic);
1208	XRenderFreePicture (dpy, back_pic);	911	XRenderFreePicture (dpy, back_pic);
		912	}
1209	# endif	913	# endif
1210	}
1211		914
1212	return ret;	915	return ret;
1213	}	916	}
1214		917
1215	/*	918	/*
1216	* Builds a pixmap of the same size as the terminal window that contains	919	* Builds a pixmap of the same size as the terminal window that contains
1217	* the tiled portion of the root pixmap that is supposed to be covered by	920	* the tiled portion of the root pixmap that is supposed to be covered by
1218	* our window.	921	* our window.
1219	*/	922	*/
1220	unsigned long	923	bool
1221	rxvt_term::make_transparency_pixmap ()	924	rxvt_term::make_transparency_pixmap ()
1222	{	925	{
1223	unsigned long result = 0;	926	bool ret = false;
1224		927
1225	/* root dimensions may change from call to call - but Display structure should	928	/* root dimensions may change from call to call - but Display structure should
1226	* be always up-to-date, so let's use it :	929	* be always up-to-date, so let's use it :
1227	*/	930	*/
1228	int screen = display->screen;	931	int screen = display->screen;
…		…
1266	#if XRENDER	969	#if XRENDER
1267	if (bg_flags & BG_HAS_RENDER)	970	if (bg_flags & BG_HAS_RENDER)
1268	{	971	{
1269	recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);	972	recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);
1270		973
1271	XRenderPictureAttributes pa;
1272
1273	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));	974	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
1274	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);	975	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, 0);
1275		976
1276	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);	977	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
1277	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);	978	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, 0);
1278		979
1279	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);	980	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
1280		981
1281	XRenderFreePicture (dpy, src);	982	XRenderFreePicture (dpy, src);
1282	XRenderFreePicture (dpy, dst);	983	XRenderFreePicture (dpy, dst);
…		…
1299	bg_pmap_width = window_width;	1000	bg_pmap_width = window_width;
1300	bg_pmap_height = window_height;	1001	bg_pmap_height = window_height;
1301	}	1002	}
1302		1003
1303	/* straightforward pixmap copy */	1004	/* straightforward pixmap copy */
1304	while (sx < 0) sx += root_width;	1005	while (sx < 0) sx += root_pmap_width;
1305	while (sy < 0) sy += root_height;	1006	while (sy < 0) sy += root_pmap_height;
1306		1007
1307	gcv.tile = recoded_root_pmap;	1008	gcv.tile = recoded_root_pmap;
1308	gcv.fill_style = FillTiled;	1009	gcv.fill_style = FillTiled;
1309	gcv.ts_x_origin = -sx;	1010	gcv.ts_x_origin = -sx;
1310	gcv.ts_y_origin = -sy;	1011	gcv.ts_y_origin = -sy;
1311	gc = XCreateGC (dpy, vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	1012	gc = XCreateGC (dpy, vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
1312		1013
1313	if (gc)	1014	if (gc)
1314	{	1015	{
1315	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);	1016	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);
1316	result |= BG_IS_VALID | (bg_flags & BG_EFFECTS_FLAGS);	1017	ret = true;
		1018	bool need_blur = h_blurRadius && v_blurRadius;
		1019	bool need_tint = shade != 100 || (bg_flags & BG_TINT_SET);
		1020
		1021	if (!(bg_flags & BG_CLIENT_RENDER))
		1022	{
		1023	if (need_blur)
		1024	{
		1025	if (blur_pixmap (bg_pixmap, visual, window_width, window_height, depth))
		1026	need_blur = false;
		1027	}
		1028	if (need_tint)
		1029	{
		1030	if (tint_pixmap (bg_pixmap, visual, window_width, window_height))
		1031	need_tint = false;
		1032	}
		1033	if (need_tint)
		1034	{
		1035	XImage *ximage = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
		1036	if (ximage)
		1037	{
		1038	/* our own client-side tinting */
		1039	tint_ximage (DefaultVisual (dpy, display->screen), ximage);
		1040
		1041	XPutImage (dpy, bg_pixmap, gc, ximage, 0, 0, 0, 0, ximage->width, ximage->height);
		1042	XDestroyImage (ximage);
		1043	}
		1044	}
		1045	} /* server side rendering completed */
		1046
1317	XFreeGC (dpy, gc);	1047	XFreeGC (dpy, gc);
1318
1319	if (!(bg_flags & BG_CLIENT_RENDER))
1320	{
1321	if ((bg_flags & BG_NEEDS_BLUR)
1322	&& (bg_flags & BG_HAS_RENDER_CONV))
1323	{
1324	if (blur_pixmap (bg_pixmap, visual, window_width, window_height))
1325	result &= ~BG_NEEDS_BLUR;
1326	}
1327	if ((bg_flags & BG_NEEDS_TINT)
1328	&& (bg_flags & (BG_TINT_BITAND | BG_HAS_RENDER)))
1329	{
1330	if (tint_pixmap (bg_pixmap, visual, window_width, window_height))
1331	result &= ~BG_NEEDS_TINT;
1332	}
1333	} /* server side rendering completed */
1334	}	1048	}
1335		1049
1336	if (recoded_root_pmap != root_pixmap)	1050	if (recoded_root_pmap != root_pixmap)
1337	XFreePixmap (dpy, recoded_root_pmap);	1051	XFreePixmap (dpy, recoded_root_pmap);
1338		1052
1339	return result;	1053	return ret;
1340	}	1054	}
1341		1055
1342	void	1056	void
1343	rxvt_term::bg_set_root_pixmap ()	1057	rxvt_term::bg_set_root_pixmap ()
1344	{	1058	{
…		…
1348		1062
1349	root_pixmap = new_root_pixmap;	1063	root_pixmap = new_root_pixmap;
1350	}	1064	}
1351	# endif /* ENABLE_TRANSPARENCY */	1065	# endif /* ENABLE_TRANSPARENCY */
1352		1066
1353	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1354	static void shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c);
1355	# endif
1356
1357	bool	1067	bool
1358	rxvt_term::bg_render ()	1068	rxvt_term::bg_render ()
1359	{	1069	{
1360	unsigned long tr_flags = 0;	1070	bool transparent = false;
1361		1071
1362	bg_invalidate ();	1072	bg_invalidate ();
1363	# ifdef ENABLE_TRANSPARENCY	1073	# ifdef ENABLE_TRANSPARENCY
1364	if (bg_flags & BG_IS_TRANSPARENT)	1074	if (bg_flags & BG_IS_TRANSPARENT)
1365	{	1075	{
1366	/* we need to re-generate transparency pixmap in that case ! */	1076	/* we need to re-generate transparency pixmap in that case ! */
1367	tr_flags = make_transparency_pixmap ();	1077	transparent = make_transparency_pixmap ();
1368	if (tr_flags == 0)	1078	if (transparent)
1369	return false;
1370	else if (!(tr_flags & BG_EFFECTS_FLAGS))
1371	bg_flags |= BG_IS_VALID;	1079	bg_flags |= BG_IS_VALID;
1372	}	1080	}
1373	# endif	1081	# endif
1374		1082
1375	# ifdef BG_IMAGE_FROM_FILE	1083	# ifdef BG_IMAGE_FROM_FILE
1376	if ((bg_flags & BG_IS_FROM_FILE)	1084	if (bg_flags & BG_IS_FROM_FILE)
1377	|| (tr_flags & BG_EFFECTS_FLAGS))
1378	{	1085	{
1379	if (render_image (tr_flags))	1086	if (render_image (transparent))
1380	bg_flags |= BG_IS_VALID;	1087	bg_flags |= BG_IS_VALID;
1381	}
1382	# endif
1383
1384	# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1385	XImage *result = NULL;
1386
1387	if (tr_flags && !(bg_flags & BG_IS_VALID))
1388	{
1389	result = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
1390	}
1391
1392	if (result)
1393	{
1394	/* our own client-side tinting */
1395	if (tr_flags & BG_NEEDS_TINT)
1396	{
1397	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1398	if (bg_flags & BG_TINT_SET)
1399	tint.get (c);
1400	shade_ximage (DefaultVisual (dpy, display->screen), result, shade, c);
1401	}
1402
1403	GC gc = XCreateGC (dpy, vt, 0UL, NULL);
1404
1405	if (gc)
1406	{
1407	XPutImage (dpy, bg_pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1408
1409	XFreeGC (dpy, gc);
1410	bg_flags |= BG_IS_VALID;
1411	}
1412
1413	XDestroyImage (result);
1414	}	1088	}
1415	# endif	1089	# endif
1416		1090
1417	if (!(bg_flags & BG_IS_VALID))	1091	if (!(bg_flags & BG_IS_VALID))
1418	{	1092	{
…		…
1455	#endif	1129	#endif
1456	}	1130	}
1457		1131
1458	#endif /* HAVE_BG_PIXMAP */	1132	#endif /* HAVE_BG_PIXMAP */
1459		1133
1460	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)	1134	#ifdef ENABLE_TRANSPARENCY
1461	/* taken from aterm-0.4.2 */	1135	/* based on code from aterm-0.4.2 */
1462		1136
1463	static void	1137	static inline void
1464	shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c)	1138	fill_lut (uint32_t *lookup, uint32_t mask, int sh, unsigned short low, unsigned short high)
1465	{	1139	{
		1140	for (int i = 0; i <= mask >> sh; i++)
		1141	{
		1142	uint32_t tmp;
		1143	tmp = i * high;
		1144	tmp += (mask >> sh) * low;
		1145	lookup[i] = (tmp / 0xffff) << sh;
		1146	}
		1147	}
		1148
		1149	void
		1150	rxvt_term::tint_ximage (Visual *visual, XImage *ximage)
		1151	{
		1152	unsigned int size_r, size_g, size_b;
1466	int sh_r, sh_g, sh_b;	1153	int sh_r, sh_g, sh_b;
1467	uint32_t mask_r, mask_g, mask_b;	1154	uint32_t mask_r, mask_g, mask_b;
1468	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;	1155	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1469	rgba low;	1156	unsigned short low;
1470	rgba high;
1471	int i;
1472	int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;	1157	int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
1473		1158
1474	if (visual->c_class != TrueColor || ximage->format != ZPixmap) return;	1159	if (visual->c_class != TrueColor || ximage->format != ZPixmap) return;
1475		1160
1476	/* for convenience */	1161	/* for convenience */
1477	mask_r = visual->red_mask;	1162	mask_r = visual->red_mask;
1478	mask_g = visual->green_mask;	1163	mask_g = visual->green_mask;
1479	mask_b = visual->blue_mask;	1164	mask_b = visual->blue_mask;
1480		1165
1481	/* boring lookup table pre-initialization */	1166	/* boring lookup table pre-initialization */
1482	switch (ximage->depth)	1167	sh_r = ecb_ctz32 (mask_r);
1483	{	1168	sh_g = ecb_ctz32 (mask_g);
1484	case 15:	1169	sh_b = ecb_ctz32 (mask_b);
1485	if ((mask_r != 0x7c00) ||	1170
1486	(mask_g != 0x03e0) ||	1171	size_r = mask_r >> sh_r;
1487	(mask_b != 0x001f))	1172	size_g = mask_g >> sh_g;
		1173	size_b = mask_b >> sh_b;
		1174
		1175	if (size_r++ > 255 || size_g++ > 255 || size_b++ > 255)
1488	return;	1176	return;
1489	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+32+32));	1177
		1178	lookup = (uint32_t *)malloc (sizeof (uint32_t) * (size_r + size_g + size_b));
1490	lookup_r = lookup;	1179	lookup_r = lookup;
1491	lookup_g = lookup+32;	1180	lookup_g = lookup + size_r;
1492	lookup_b = lookup+32+32;	1181	lookup_b = lookup + size_r + size_g;
1493	sh_r = 10;	1182
1494	sh_g = 5;	1183	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1495	sh_b = 0;	1184
1496	break;	1185	if (bg_flags & BG_TINT_SET)
1497	case 16:	1186	tint.get (c);
1498	if ((mask_r != 0xf800) ||
1499	(mask_g != 0x07e0) ||
1500	(mask_b != 0x001f))
1501	return;
1502	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+64+32));
1503	lookup_r = lookup;
1504	lookup_g = lookup+32;
1505	lookup_b = lookup+32+64;
1506	sh_r = 11;
1507	sh_g = 5;
1508	sh_b = 0;
1509	break;
1510	case 24:
1511	if ((mask_r != 0xff0000) ||
1512	(mask_g != 0x00ff00) ||
1513	(mask_b != 0x0000ff))
1514	return;
1515	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1516	lookup_r = lookup;
1517	lookup_g = lookup+256;
1518	lookup_b = lookup+256+256;
1519	sh_r = 16;
1520	sh_g = 8;
1521	sh_b = 0;
1522	break;
1523	case 32:
1524	if ((mask_r != 0xff0000) ||
1525	(mask_g != 0x00ff00) ||
1526	(mask_b != 0x0000ff))
1527	return;
1528	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1529	lookup_r = lookup;
1530	lookup_g = lookup+256;
1531	lookup_b = lookup+256+256;
1532	sh_r = 16;
1533	sh_g = 8;
1534	sh_b = 0;
1535	break;
1536	default:
1537	return; /* we do not support this color depth */
1538	}
1539		1187
1540	/* prepare limits for color transformation (each channel is handled separately) */	1188	/* prepare limits for color transformation (each channel is handled separately) */
1541	if (shade > 100)	1189	if (shade > 100)
1542	{	1190	{
1543	shade = 200 - shade;
1544
1545	high.r = c.r * shade / 100;
1546	high.g = c.g * shade / 100;
1547	high.b = c.b * shade / 100;
1548
1549	low.r = 65535 * (100 - shade) / 100;	1191	c.r = c.r * (200 - shade) / 100;
1550	low.g = 65535 * (100 - shade) / 100;	1192	c.g = c.g * (200 - shade) / 100;
1551	low.b = 65535 * (100 - shade) / 100;	1193	c.b = c.b * (200 - shade) / 100;
		1194
		1195	low = 0xffff * (shade - 100) / 100;
1552	}	1196	}
1553	else	1197	else
1554	{	1198	{
1555	high.r = c.r * shade / 100;	1199	c.r = c.r * shade / 100;
1556	high.g = c.g * shade / 100;	1200	c.g = c.g * shade / 100;
1557	high.b = c.b * shade / 100;	1201	c.b = c.b * shade / 100;
1558		1202
1559	low.r = low.g = low.b = 0;	1203	low = 0;
1560	}	1204	}
1561		1205
1562	/* fill our lookup tables */	1206	/* fill our lookup tables */
1563	for (i = 0; i <= mask_r>>sh_r; i++)	1207	fill_lut (lookup_r, mask_r, sh_r, low, c.r);
1564	{	1208	fill_lut (lookup_g, mask_g, sh_g, low, c.g);
1565	uint32_t tmp;	1209	fill_lut (lookup_b, mask_b, sh_b, low, c.b);
1566	tmp = i * high.r;
1567	tmp += (mask_r>>sh_r) * low.r;
1568	lookup_r[i] = (tmp/65535)<<sh_r;
1569	}
1570	for (i = 0; i <= mask_g>>sh_g; i++)
1571	{
1572	uint32_t tmp;
1573	tmp = i * high.g;
1574	tmp += (mask_g>>sh_g) * low.g;
1575	lookup_g[i] = (tmp/65535)<<sh_g;
1576	}
1577	for (i = 0; i <= mask_b>>sh_b; i++)
1578	{
1579	uint32_t tmp;
1580	tmp = i * high.b;
1581	tmp += (mask_b>>sh_b) * low.b;
1582	lookup_b[i] = (tmp/65535)<<sh_b;
1583	}
1584		1210
1585	/* apply table to input image (replacing colors by newly calculated ones) */	1211	/* apply table to input image (replacing colors by newly calculated ones) */
1586	if (ximage->bits_per_pixel == 32	1212	if (ximage->bits_per_pixel == 32
1587	&& (ximage->depth == 24 || ximage->depth == 32)
1588	&& ximage->byte_order == host_byte_order)	1213	&& ximage->byte_order == host_byte_order)
1589	{	1214	{
1590	uint32_t *p1, *pf, *p, *pl;	1215	char *line = ximage->data;
1591	p1 = (uint32_t *) ximage->data;
1592	pf = (uint32_t *) (ximage->data + ximage->height * ximage->bytes_per_line);
1593		1216
1594	while (p1 < pf)	1217	for (int y = 0; y < ximage->height; y++)
1595	{
1596	p = p1;
1597	pl = p1 + ximage->width;
1598	for (; p < pl; p++)
1599	{	1218	{
1600	*p = lookup_r[(*p & 0xff0000) >> 16] |	1219	uint32_t *p = (uint32_t *)line;
1601	lookup_g[(*p & 0x00ff00) >> 8] |	1220	for (int x = 0; x < ximage->width; x++)
1602	lookup_b[(*p & 0x0000ff)] |
1603	(*p & 0xff000000);
1604	}	1221	{
1605	p1 = (uint32_t *) ((char *) p1 + ximage->bytes_per_line);	1222	*p = lookup_r[(*p & mask_r) >> sh_r] |
		1223	lookup_g[(*p & mask_g) >> sh_g] |
		1224	lookup_b[(*p & mask_b) >> sh_b];
		1225	p++;
		1226	}
		1227	line += ximage->bytes_per_line;
1606	}	1228	}
1607	}	1229	}
1608	else	1230	else
1609	{	1231	{
1610	for (int y = 0; y < ximage->height; y++)	1232	for (int y = 0; y < ximage->height; y++)
…		…
1618	}	1240	}
1619	}	1241	}
1620		1242
1621	free (lookup);	1243	free (lookup);
1622	}	1244	}
1623	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */	1245	#endif /* ENABLE_TRANSPARENCY */

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