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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.182 by sf-exg, Sun Dec 25 17:01:21 2011 UTC vs.
Revision 1.214 by sf-exg, Thu May 17 10:18:32 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	#ifndef RepeatPad
		38	#define RepeatPad True
		39	#endif
		40
37	#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
38	void	60	void
39	rxvt_term::bg_destroy ()	61	rxvt_term::bg_destroy ()
40	{	62	{
41	#ifdef HAVE_AFTERIMAGE
42	if (original_asim)
43	safe_asimage_destroy (original_asim);
44	if (asv)
45	destroy_asvisual (asv, 0);
46	if (asimman)
47	destroy_image_manager (asimman, 0);
48	#endif
49
50	#ifdef HAVE_PIXBUF
51	if (pixbuf)
52	g_object_unref (pixbuf);
53	#endif
54
55	if (bg_pixmap)	63	if (bg_pixmap)
56	XFreePixmap (dpy, bg_pixmap);	64	XFreePixmap (dpy, bg_pixmap);
57	}	65	}
58		66
59	bool	67	bool
…		…
77	if (bg_flags & BG_IS_TRANSPARENT)	85	if (bg_flags & BG_IS_TRANSPARENT)
78	return true;	86	return true;
79	# endif	87	# endif
80		88
81	# ifdef BG_IMAGE_FROM_FILE	89	# ifdef BG_IMAGE_FROM_FILE
82	if (bg_flags & BG_IS_FROM_FILE)	90	if (bg_image.flags & IM_IS_SET)
83	{	91	{
84	if (bg_flags & BG_IS_SIZE_SENSITIVE)	92	if ((bg_image.flags & IM_IS_SIZE_SENSITIVE)
		93	|| bg_image.width () > szHint.width
		94	|| bg_image.height () > szHint.height)
85	return true;	95	return true;
86	}	96	}
87	# endif	97	# endif
88		98
89	return false;	99	return false;
…		…
96	if (bg_flags & BG_IS_TRANSPARENT)	106	if (bg_flags & BG_IS_TRANSPARENT)
97	return true;	107	return true;
98	# endif	108	# endif
99		109
100	# ifdef BG_IMAGE_FROM_FILE	110	# ifdef BG_IMAGE_FROM_FILE
101	if (bg_flags & BG_IS_FROM_FILE)	111	if (bg_image.flags & IM_IS_SET)
102	{	112	{
103	if (bg_flags & BG_ROOT_ALIGN)	113	if (bg_image.flags & IM_ROOT_ALIGN)
104	return true;	114	return true;
105	}	115	}
106	# endif	116	# endif
107		117
108	return false;	118	return false;
109	}	119	}
110		120
111	# ifdef BG_IMAGE_FROM_FILE	121	# ifdef BG_IMAGE_FROM_FILE
112	static inline bool
113	check_set_scale_value (int geom_flags, int flag, unsigned int &scale, unsigned int new_value)
114	{
115	if (geom_flags & flag)
116	{
117	if (new_value > 1000)
118	new_value = 1000;
119	if (new_value != scale)
120	{
121	scale = new_value;
122	return true;
123	}
124	}
125	return false;
126	}
127
128	static inline bool
129	check_set_align_value (int geom_flags, int flag, int &align, int new_value)
130	{
131	if (geom_flags & flag)
132	{
133	if (new_value < -100)
134	new_value = -100;
135	else if (new_value > 200)
136	new_value = 200;
137	if (new_value != align)
138	{
139	align = new_value;
140	return true;
141	}
142	}
143	return false;
144	}
145
146	static inline int	122	static inline int
147	make_align_position (int align, int window_size, int image_size)	123	make_align_position (int align, int window_size, int image_size)
148	{	124	{
149	int diff = window_size - image_size;
150	int smaller = min (image_size, window_size);
151
152	if (align >= 0 && align <= 100)	125	if (align >= 0 && align <= 100)
153	return diff * align / 100;	126	return lerp (0, window_size - image_size, align);
154	else if (align > 100 && align <= 200)	127	else if (align > 100)
155	return (align - 100) * smaller / 100 + window_size - smaller;	128	return lerp (window_size - image_size, window_size, align - 100);
156	else if (align >= -100 && align < 0)	129	else
157	return (align + 100) * smaller / 100 - image_size;	130	return lerp (-image_size, 0, align + 100);
158	return 0;
159	}	131	}
160		132
161	static inline int	133	static inline int
162	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)	134	make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)
163	{	135	{
…		…
169	src_pos = -pos;	141	src_pos = -pos;
170	dst_pos = 0;	142	dst_pos = 0;
171	dst_size += pos;	143	dst_size += pos;
172	}	144	}
173		145
174	if (dst_pos + dst_size > target_size)
175	dst_size = target_size - dst_pos;	146	min_it (dst_size, target_size - dst_pos);
176	return src_pos;	147	return src_pos;
177	}	148	}
178		149
179	bool	150	bool
180	rxvt_term::bg_set_geometry (const char *geom, bool update)	151	rxvt_image::set_geometry (const char *geom, bool update)
181	{	152	{
182	bool changed = false;	153	bool changed = false;
183	int geom_flags = 0;	154	int geom_flags = 0;
184	int x = 0, y = 0;	155	int x = h_align;
		156	int y = v_align;
185	unsigned int w = 0, h = 0;	157	unsigned int w = h_scale;
186	unsigned long new_flags = bg_flags & ~BG_GEOMETRY_FLAGS;	158	unsigned int h = v_scale;
		159	unsigned long new_flags = 0;
187		160
188	if (geom == NULL)	161	if (geom == NULL)
189	return false;	162	return false;
190		163
191	if (geom[0])	164	if (geom[0])
…		…
194		167
195	for (int i = 0; arr[i]; i++)	168	for (int i = 0; arr[i]; i++)
196	{	169	{
197	if (!strcasecmp (arr[i], "style=tiled"))	170	if (!strcasecmp (arr[i], "style=tiled"))
198	{	171	{
199	new_flags = BG_TILE;	172	new_flags = IM_TILE;
200	w = h = noScale;	173	w = h = noScale;
201	x = y = 0;	174	x = y = 0;
202	geom_flags = WidthValue|HeightValue|XValue|YValue;	175	geom_flags = WidthValue|HeightValue|XValue|YValue;
203	}	176	}
204	else if (!strcasecmp (arr[i], "style=aspect-stretched"))	177	else if (!strcasecmp (arr[i], "style=aspect-stretched"))
205	{	178	{
206	new_flags = BG_KEEP_ASPECT;	179	new_flags = IM_KEEP_ASPECT;
207	w = h = windowScale;	180	w = h = windowScale;
208	x = y = centerAlign;	181	x = y = centerAlign;
209	geom_flags = WidthValue|HeightValue|XValue|YValue;	182	geom_flags = WidthValue|HeightValue|XValue|YValue;
210	}	183	}
211	else if (!strcasecmp (arr[i], "style=stretched"))	184	else if (!strcasecmp (arr[i], "style=stretched"))
…		…
221	x = y = centerAlign;	194	x = y = centerAlign;
222	geom_flags = WidthValue|HeightValue|XValue|YValue;	195	geom_flags = WidthValue|HeightValue|XValue|YValue;
223	}	196	}
224	else if (!strcasecmp (arr[i], "style=root-tiled"))	197	else if (!strcasecmp (arr[i], "style=root-tiled"))
225	{	198	{
226	new_flags = BG_TILE|BG_ROOT_ALIGN;	199	new_flags = IM_TILE|IM_ROOT_ALIGN;
227	w = h = noScale;	200	w = h = noScale;
228	geom_flags = WidthValue|HeightValue;	201	geom_flags = WidthValue|HeightValue;
229	}	202	}
230	else if (!strcasecmp (arr[i], "op=tile"))	203	else if (!strcasecmp (arr[i], "op=tile"))
231	new_flags |= BG_TILE;	204	new_flags |= IM_TILE;
232	else if (!strcasecmp (arr[i], "op=keep-aspect"))	205	else if (!strcasecmp (arr[i], "op=keep-aspect"))
233	new_flags |= BG_KEEP_ASPECT;	206	new_flags |= IM_KEEP_ASPECT;
234	else if (!strcasecmp (arr[i], "op=root-align"))	207	else if (!strcasecmp (arr[i], "op=root-align"))
235	new_flags |= BG_ROOT_ALIGN;	208	new_flags |= IM_ROOT_ALIGN;
236		209
237	// deprecated	210	// deprecated
238	else if (!strcasecmp (arr[i], "tile"))	211	else if (!strcasecmp (arr[i], "tile"))
239	{	212	{
240	new_flags |= BG_TILE;	213	new_flags |= IM_TILE;
241	w = h = noScale;	214	w = h = noScale;
242	geom_flags |= WidthValue|HeightValue;	215	geom_flags |= WidthValue|HeightValue;
243	}	216	}
244	else if (!strcasecmp (arr[i], "propscale"))	217	else if (!strcasecmp (arr[i], "propscale"))
245	{	218	{
246	new_flags |= BG_KEEP_ASPECT;	219	new_flags |= IM_KEEP_ASPECT;
247	w = h = windowScale;	220	w = h = windowScale;
248	geom_flags |= WidthValue|HeightValue;	221	geom_flags |= WidthValue|HeightValue;
249	}	222	}
250	else if (!strcasecmp (arr[i], "hscale"))	223	else if (!strcasecmp (arr[i], "hscale"))
251	{	224	{
252	new_flags |= BG_TILE;	225	new_flags |= IM_TILE;
253	w = windowScale;	226	w = windowScale;
254	h = noScale;	227	h = noScale;
255	geom_flags |= WidthValue|HeightValue;	228	geom_flags |= WidthValue|HeightValue;
256	}	229	}
257	else if (!strcasecmp (arr[i], "vscale"))	230	else if (!strcasecmp (arr[i], "vscale"))
258	{	231	{
259	new_flags |= BG_TILE;	232	new_flags |= IM_TILE;
260	h = windowScale;	233	h = windowScale;
261	w = noScale;	234	w = noScale;
262	geom_flags |= WidthValue|HeightValue;	235	geom_flags |= WidthValue|HeightValue;
263	}	236	}
264	else if (!strcasecmp (arr[i], "scale"))	237	else if (!strcasecmp (arr[i], "scale"))
…		…
272	x = y = centerAlign;	245	x = y = centerAlign;
273	geom_flags |= WidthValue|HeightValue|XValue|YValue;	246	geom_flags |= WidthValue|HeightValue|XValue|YValue;
274	}	247	}
275	else if (!strcasecmp (arr[i], "root"))	248	else if (!strcasecmp (arr[i], "root"))
276	{	249	{
277	new_flags |= BG_TILE|BG_ROOT_ALIGN;	250	new_flags |= IM_TILE|IM_ROOT_ALIGN;
278	w = h = noScale;	251	w = h = noScale;
279	geom_flags |= WidthValue|HeightValue;	252	geom_flags |= WidthValue|HeightValue;
280	}	253	}
281		254
282	else	255	else
283	geom_flags |= XParseGeometry (arr[i], &x, &y, &w, &h);	256	geom_flags |= XParseGeometry (arr[i], &x, &y, &w, &h);
284	} /* done parsing ops */	257	} /* done parsing ops */
285		258
286	rxvt_free_strsplit (arr);	259	rxvt_free_strsplit (arr);
287	}	260	}
		261
		262	new_flags |= flags & ~IM_GEOMETRY_FLAGS;
288		263
289	if (!update)	264	if (!update)
290	{	265	{
291	if (!(geom_flags & XValue))	266	if (!(geom_flags & XValue))
292	x = y = defaultAlign;	267	x = y = defaultAlign;
…		…
297	w = h = defaultScale;	272	w = h = defaultScale;
298	else if (!(geom_flags & HeightValue))	273	else if (!(geom_flags & HeightValue))
299	h = w;	274	h = w;
300	else if (!(geom_flags & WidthValue))	275	else if (!(geom_flags & WidthValue))
301	w = h;	276	w = h;
302
303	geom_flags |= WidthValue|HeightValue|XValue|YValue;
304	}
305
306	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;
307	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;
308	if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;
309	if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
310
311	if (new_flags != bg_flags)
312	{	277	}
		278
		279	min_it (w, 1000);
		280	min_it (h, 1000);
		281	clamp_it (x, -100, 200);
		282	clamp_it (y, -100, 200);
		283
		284	if (flags != new_flags
		285	|| h_scale != w
		286	|| v_scale != h
		287	|| h_align != x
		288	|| v_align != y)
		289	{
313	bg_flags = new_flags;	290	flags = new_flags;
		291	h_scale = w;
		292	v_scale = h;
		293	h_align = x;
		294	v_align = y;
314	changed = true;	295	changed = true;
315	}	296	}
316		297
		298	if (!(flags & IM_TILE)
		299	|| h_scale || v_scale
		300	|| (!(flags & IM_ROOT_ALIGN) && (h_align || v_align)))
		301	flags |= IM_IS_SIZE_SENSITIVE;
		302	else
		303	flags &= ~IM_IS_SIZE_SENSITIVE;
		304
317	return changed;	305	return changed;
318	}	306	}
319		307
320	void	308	void
321	rxvt_term::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)	309	rxvt_term::get_image_geometry (rxvt_image &image, int &w, int &h, int &x, int &y)
322	{	310	{
		311	int image_width = image.width ();
		312	int image_height = image.height ();
323	int target_width = szHint.width;	313	int target_width = szHint.width;
324	int target_height = szHint.height;	314	int target_height = szHint.height;
325		315
326	w = h_scale * target_width / 100;	316	w = image.h_scale * target_width / 100;
327	h = v_scale * target_height / 100;	317	h = image.v_scale * target_height / 100;
328		318
329	if (bg_flags & BG_KEEP_ASPECT)	319	if (image.flags & IM_KEEP_ASPECT)
330	{	320	{
331	float scale = (float)w / image_width;	321	float scale = (float)w / image_width;
332	min_it (scale, (float)h / image_height);	322	min_it (scale, (float)h / image_height);
333	w = image_width * scale + 0.5;	323	w = image_width * scale + 0.5;
334	h = image_height * scale + 0.5;	324	h = image_height * scale + 0.5;
335	}	325	}
336		326
337	if (!w) w = image_width;	327	if (!w) w = image_width;
338	if (!h) h = image_height;	328	if (!h) h = image_height;
339		329
340	if (bg_flags & BG_ROOT_ALIGN)	330	if (image.flags & IM_ROOT_ALIGN)
341	{	331	{
342	x = -target_x;	332	x = -target_x;
343	y = -target_y;	333	y = -target_y;
344	}	334	}
345	else	335	else
346	{	336	{
347	x = make_align_position (h_align, target_width, w);	337	x = make_align_position (image.h_align, target_width, w);
348	y = make_align_position (v_align, target_height, h);	338	y = make_align_position (image.v_align, target_height, h);
349	}
350
351	bg_flags &= ~BG_IS_SIZE_SENSITIVE;
352	if (!(bg_flags & BG_TILE)
353	|| h_scale || v_scale
354	|| (!(bg_flags & BG_ROOT_ALIGN) && (h_align || v_align))
355	|| w > target_width || h > target_height)
356	bg_flags |= BG_IS_SIZE_SENSITIVE;
357	}
358
359	# ifdef HAVE_AFTERIMAGE
360	bool
361	rxvt_term::render_image (unsigned long tr_flags)
362	{
363	init_asv ();
364
365	ASImage *background = NULL;
366	ARGB32 background_tint = TINT_LEAVE_SAME;
367
368	# ifdef ENABLE_TRANSPARENCY
369	if (tr_flags)
370	background = pixmap2ximage (asv, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, 100);
371
372	if (tr_flags & BG_NEEDS_TINT)
373	{	339	}
374	ShadingInfo as_shade;	340	}
375	as_shade.shading = shade;
376		341
377	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);	342	# ifdef HAVE_PIXBUF
378	if (bg_flags & BG_TINT_SET)	343	bool
379	tint.get (c);	344	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
380	as_shade.tintColor.red = c.r;	345	int src_x, int src_y, int dst_x, int dst_y,
381	as_shade.tintColor.green = c.g;	346	unsigned int width, unsigned int height)
382	as_shade.tintColor.blue = c.b;	347	{
		348	XImage *ximage;
		349	char *line;
		350	int width_r, width_g, width_b, width_a;
		351	int sh_r, sh_g, sh_b, sh_a;
		352	uint32_t alpha_mask;
		353	int rowstride;
		354	int channels;
		355	unsigned char *row;
383		356
384	background_tint = shading2tint32 (&as_shade);	357	if (visual->c_class != TrueColor)
		358	return false;
		359
		360	#if XRENDER
		361	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		362	if (format)
		363	alpha_mask = (uint32_t)format->direct.alphaMask << format->direct.alpha;
		364	else
		365	#endif
		366	alpha_mask = 0;
		367
		368	width_r = ecb_popcount32 (visual->red_mask);
		369	width_g = ecb_popcount32 (visual->green_mask);
		370	width_b = ecb_popcount32 (visual->blue_mask);
		371	width_a = ecb_popcount32 (alpha_mask);
		372
		373	if (width_r > 8 || width_g > 8 || width_b > 8 || width_a > 8)
		374	return false;
		375
		376	sh_r = ecb_ctz32 (visual->red_mask);
		377	sh_g = ecb_ctz32 (visual->green_mask);
		378	sh_b = ecb_ctz32 (visual->blue_mask);
		379	sh_a = ecb_ctz32 (alpha_mask);
		380
		381	if (width > 32767 || height > 32767)
		382	return false;
		383
		384	ximage = XCreateImage (dpy, visual, depth, ZPixmap, 0, 0,
		385	width, height, 32, 0);
		386	if (!ximage)
		387	return false;
		388
		389	if (height > INT_MAX / ximage->bytes_per_line
		390	|| !(ximage->data = (char *)malloc (height * ximage->bytes_per_line)))
385	}	391	{
386		392	XDestroyImage (ximage);
387	if ((tr_flags & BG_NEEDS_BLUR) && background != NULL)	393	return false;
388	{	394	}
389	ASImage *tmp = blur_asimage_gauss (asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,	395
390	ASA_XImage,	396	ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
391	100, ASIMAGE_QUALITY_DEFAULT);	397
392	if (tmp)	398	rowstride = gdk_pixbuf_get_rowstride (pixbuf);
		399	channels = gdk_pixbuf_get_n_channels (pixbuf);
		400	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
		401	line = ximage->data;
		402
		403	rgba c (0, 0, 0);
		404
		405	if (channels == 4 && alpha_mask == 0)
		406	{
		407	pix_colors[Color_bg].get (c);
		408	c.r >>= 8;
		409	c.g >>= 8;
		410	c.b >>= 8;
		411	}
		412
		413	for (int y = 0; y < height; y++)
		414	{
		415	for (int x = 0; x < width; x++)
		416	{
		417	unsigned char *pixel = row + x * channels;
		418	uint32_t value;
		419	unsigned char r, g, b, a;
		420
		421	if (channels == 4)
393	{	422	{
394	destroy_asimage (&background);	423	a = pixel[3];
395	background = tmp;	424	r = (pixel[0] * a + c.r * (0xff - a)) / 0xff;
		425	g = (pixel[1] * a + c.g * (0xff - a)) / 0xff;
		426	b = (pixel[2] * a + c.b * (0xff - a)) / 0xff;
		427	}
		428	else
		429	{
		430	a = 0xff;
		431	r = pixel[0];
		432	g = pixel[1];
		433	b = pixel[2];
		434	}
		435
		436	value = ((r >> (8 - width_r)) << sh_r)
		437	| ((g >> (8 - width_g)) << sh_g)
		438	| ((b >> (8 - width_b)) << sh_b)
		439	| ((a >> (8 - width_a)) << sh_a);
		440
		441	if (ximage->bits_per_pixel == 32)
		442	((uint32_t *)line)[x] = value;
		443	else
		444	XPutPixel (ximage, x, y, value);
396	}	445	}
397	}
398	# endif
399		446
400	ASImage *result = 0;	447	row += rowstride;
		448	line += ximage->bytes_per_line;
		449	}
		450
		451	XPutImage (dpy, pixmap, gc, ximage, 0, 0, dst_x, dst_y, width, height);
		452	XDestroyImage (ximage);
		453	return true;
		454	}
		455
		456	bool
		457	rxvt_term::render_image (rxvt_image &image, bool transparent)
		458	{
		459	GdkPixbuf *pixbuf = image.pixbuf;
		460	if (!pixbuf)
		461	return false;
		462
		463	if (transparent
		464	&& !(bg_flags & BG_HAS_RENDER))
		465	return false;
		466
		467	GdkPixbuf *result;
		468
		469	int image_width = gdk_pixbuf_get_width (pixbuf);
		470	int image_height = gdk_pixbuf_get_height (pixbuf);
401		471
402	int target_width = szHint.width;	472	int target_width = szHint.width;
403	int target_height = szHint.height;	473	int target_height = szHint.height;
404	int new_pmap_width = target_width;	474	int new_pmap_width = target_width;
405	int new_pmap_height = target_height;	475	int new_pmap_height = target_height;
…		…
407	int x = 0;	477	int x = 0;
408	int y = 0;	478	int y = 0;
409	int w = 0;	479	int w = 0;
410	int h = 0;	480	int h = 0;
411		481
412	if (original_asim)	482	get_image_geometry (image, w, h, x, y);
413	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
414		483
415	if (!original_asim
416	|| (!(bg_flags & BG_ROOT_ALIGN)
417	&& (x >= target_width
418	|| y >= target_height
419	|| x + w <= 0
420	|| y + h <= 0)))
421	{
422	if (background)
423	{
424	new_pmap_width = background->width;
425	new_pmap_height = background->height;
426	result = background;
427
428	if (background_tint != TINT_LEAVE_SAME)
429	{
430	ASImage *tmp = tile_asimage (asv, background, 0, 0,
431	target_width, target_height, background_tint,
432	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
433	if (tmp)
434	result = tmp;
435	}
436	}
437	else
438	new_pmap_width = new_pmap_height = 0;
439	}
440	else
441	{
442	result = original_asim;
443
444	if (w != original_asim->width
445	|| h != original_asim->height)
446	{
447	result = scale_asimage (asv, original_asim,
448	w, h,
449	ASA_XImage,
450	100, ASIMAGE_QUALITY_DEFAULT);
451	}
452
453	if (background == NULL)
454	{
455	if (bg_flags & BG_TILE)
456	{
457	/* if tiling - pixmap has to be sized exactly as the image,
458	but there is no need to make it bigger than the window! */
459	new_pmap_width = min (result->width, target_width);
460	new_pmap_height = min (result->height, target_height);
461
462	/* we also need to tile our image in both directions */
463	ASImage *tmp = tile_asimage (asv, result,
464	(int)result->width - x,
465	(int)result->height - y,
466	new_pmap_width,
467	new_pmap_height,
468	TINT_LEAVE_SAME, ASA_XImage,
469	100, ASIMAGE_QUALITY_DEFAULT);
470	if (tmp)
471	{
472	if (result != original_asim)
473	destroy_asimage (&result);
474
475	result = tmp;
476	}
477	}
478	}
479	else
480	{
481	/* if blending background and image - pixmap has to be sized same as target window */
482	ASImageLayer *layers = create_image_layers (2);
483
484	layers[0].im = background;
485	layers[0].clip_width = target_width;
486	layers[0].clip_height = target_height;
487	layers[0].tint = background_tint;
488	layers[1].im = result;
489
490	if (bg_flags & BG_TILE)
491	{
492	/* tile horizontally */
493	while (x > 0) x -= (int)result->width;
494	layers[1].dst_x = x;
495	layers[1].clip_width = result->width+target_width;
496	}
497	else
498	{
499	/* clip horizontally */
500	layers[1].dst_x = x;
501	layers[1].clip_width = result->width;
502	}
503
504	if (bg_flags & BG_TILE)
505	{
506	while (y > 0) y -= (int)result->height;
507	layers[1].dst_y = y;
508	layers[1].clip_height = result->height + target_height;
509	}
510	else
511	{
512	layers[1].dst_y = y;
513	layers[1].clip_height = result->height;
514	}
515
516	if (rs[Rs_blendtype])
517	{
518	layers[1].merge_scanlines = blend_scanlines_name2func (rs[Rs_blendtype]);
519	if (layers[1].merge_scanlines == NULL)
520	layers[1].merge_scanlines = alphablend_scanlines;
521	}
522
523	ASImage *tmp = merge_layers (asv, layers, 2, target_width, target_height,
524	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
525
526	if (tmp)
527	{
528	if (result != original_asim)
529	destroy_asimage (&result);
530
531	result = tmp;
532	}
533
534	free (layers);
535	}
536	}
537
538	bool ret = false;
539
540	if (result)
541	{
542	XGCValues gcv;
543	GC gc;
544
545	/* create Pixmap */
546	if (bg_pixmap == None
547	|| bg_pmap_width != new_pmap_width
548	|| bg_pmap_height != new_pmap_height)
549	{
550	if (bg_pixmap)
551	XFreePixmap (dpy, bg_pixmap);
552	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
553	bg_pmap_width = new_pmap_width;
554	bg_pmap_height = new_pmap_height;
555	}
556	/* fill with background color (if result's not completely overlapping it) */
557	gcv.foreground = pix_colors[Color_bg];
558	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
559
560	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
561	int dst_width = result->width, dst_height = result->height;
562	if (background == NULL)
563	{
564	if (!(bg_flags & BG_TILE))
565	{
566	src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );
567	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
568	}
569
570	if (dst_x > 0 || dst_y > 0
571	|| dst_x + dst_width < new_pmap_width
572	|| dst_y + dst_height < new_pmap_height)
573	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
574	}
575
576	/* put result on pixmap */
577	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
578	asimage2drawable (asv, bg_pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);
579
580	if (result != background && result != original_asim)
581	destroy_asimage (&result);
582
583	XFreeGC (dpy, gc);
584
585	ret = true;
586	}
587
588	if (background)
589	destroy_asimage (&background);
590
591	return ret;
592	}
593	# endif /* HAVE_AFTERIMAGE */
594
595	# ifdef HAVE_PIXBUF
596	bool
597	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
598	int src_x, int src_y, int dst_x, int dst_y,
599	unsigned int width, unsigned int height)
600	{
601	XImage *ximage;
602	char *data, *line;
603	int bytes_per_pixel;
604	int width_r, width_g, width_b;
605	int sh_r, sh_g, sh_b;
606	int rowstride;
607	int channels;
608	unsigned char *row;
609
610	if (visual->c_class != TrueColor)
611	return false;
612
613	if (depth == 24 || depth == 32)
614	bytes_per_pixel = 4;
615	else if (depth == 15 || depth == 16)
616	bytes_per_pixel = 2;
617	else
618	return false;
619
620	width_r = ecb_popcount32 (visual->red_mask);
621	width_g = ecb_popcount32 (visual->green_mask);
622	width_b = ecb_popcount32 (visual->blue_mask);
623
624	if (width_r > 8 || width_g > 8 || width_b > 8)
625	return false;
626
627	sh_r = ecb_ctz32 (visual->red_mask);
628	sh_g = ecb_ctz32 (visual->green_mask);
629	sh_b = ecb_ctz32 (visual->blue_mask);
630
631	if (width > INT_MAX / height / bytes_per_pixel)
632	return false;
633
634	data = (char *)malloc (width * height * bytes_per_pixel);
635	if (!data)
636	return false;
637
638	ximage = XCreateImage (dpy, visual, depth, ZPixmap, 0, data,
639	width, height, bytes_per_pixel * 8, 0);
640	if (!ximage)
641	{
642	free (data);
643	return false;
644	}
645
646	ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
647
648	rowstride = gdk_pixbuf_get_rowstride (pixbuf);
649	channels = gdk_pixbuf_get_n_channels (pixbuf);
650	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
651	line = data;
652
653	for (int y = 0; y < height; y++)
654	{
655	for (int x = 0; x < width; x++)
656	{
657	unsigned char *pixel = row + x * channels;
658	uint32_t value;
659
660	value = ((pixel[0] >> (8 - width_r)) << sh_r)
661	| ((pixel[1] >> (8 - width_g)) << sh_g)
662	| ((pixel[2] >> (8 - width_b)) << sh_b);
663
664	if (bytes_per_pixel == 4)
665	((uint32_t *)line)[x] = value;
666	else
667	((uint16_t *)line)[x] = value;
668	}
669
670	row += rowstride;
671	line += ximage->bytes_per_line;
672	}
673
674	XPutImage (dpy, pixmap, gc, ximage, 0, 0, dst_x, dst_y, width, height);
675	XDestroyImage (ximage);
676	return true;
677	}
678
679	bool
680	rxvt_term::render_image (unsigned long tr_flags)
681	{
682	if (!pixbuf)
683	return false;
684
685	if (tr_flags
686	&& !(bg_flags & BG_HAS_RENDER))
687	return false;
688
689	GdkPixbuf *result;
690
691	int image_width = gdk_pixbuf_get_width (pixbuf);
692	int image_height = gdk_pixbuf_get_height (pixbuf);
693
694	int target_width = szHint.width;
695	int target_height = szHint.height;
696	int new_pmap_width = target_width;
697	int new_pmap_height = target_height;
698
699	int x = 0;
700	int y = 0;
701	int w = 0;
702	int h = 0;
703
704	get_image_geometry (image_width, image_height, w, h, x, y);
705
706	if (!(bg_flags & BG_ROOT_ALIGN)	484	if (!(image.flags & IM_ROOT_ALIGN)
707	&& (x >= target_width	485	&& (x >= target_width
708	|| y >= target_height	486	|| y >= target_height
709	|| x + w <= 0	487	|| x + w <= 0
710	|| y + h <= 0))	488	|| y + h <= 0))
711	return false;	489	return false;
…		…
730	Pixmap root_pmap;	508	Pixmap root_pmap;
731		509
732	image_width = gdk_pixbuf_get_width (result);	510	image_width = gdk_pixbuf_get_width (result);
733	image_height = gdk_pixbuf_get_height (result);	511	image_height = gdk_pixbuf_get_height (result);
734		512
735	if (tr_flags)	513	if (transparent)
736	{	514	{
737	root_pmap = bg_pixmap;	515	root_pmap = bg_pixmap;
738	bg_pixmap = None;	516	bg_pixmap = None;
739	}	517	}
740	else	518	else
741	{	519	{
742	if (bg_flags & BG_TILE)	520	if (image.flags & IM_TILE)
743	{	521	{
744	new_pmap_width = min (image_width, target_width);	522	new_pmap_width = min (image_width, target_width);
745	new_pmap_height = min (image_height, target_height);	523	new_pmap_height = min (image_height, target_height);
746	}	524	}
747	}	525	}
…		…
760	gcv.foreground = pix_colors[Color_bg];	538	gcv.foreground = pix_colors[Color_bg];
761	gc = XCreateGC (dpy, vt, GCForeground, &gcv);	539	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
762		540
763	if (gc)	541	if (gc)
764	{	542	{
765	if (bg_flags & BG_TILE)	543	if (image.flags & IM_TILE)
766	{	544	{
767	Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth);	545	Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth);
768	pixbuf_to_pixmap (result, tile, gc,	546	pixbuf_to_pixmap (result, tile, gc,
769	0, 0,	547	0, 0,
770	0, 0,	548	0, 0,
…		…
798	dst_x, dst_y,	576	dst_x, dst_y,
799	dst_width, dst_height);	577	dst_width, dst_height);
800	}	578	}
801		579
802	#if XRENDER	580	#if XRENDER
803	if (tr_flags)	581	if (transparent)
804	{	582	{
805	XRenderPictureAttributes pa;
806
807	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, visual);	583	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		584
808	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);	585	Picture src = XRenderCreatePicture (dpy, root_pmap, format, 0, 0);
809		586
810	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
811	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, dst_format, 0, &pa);	587	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, format, 0, 0);
812		588
813	pa.repeat = True;	589	Picture mask = create_xrender_mask (dpy, vt, False, False);
814	Pixmap mask_pmap = XCreatePixmap (dpy, vt, 1, 1, 8);
815	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
816	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
817	XFreePixmap (dpy, mask_pmap);
818		590
819	XRenderColor mask_c;	591	XRenderColor mask_c;
820		592
821	mask_c.alpha = 0x8000;	593	mask_c.alpha = 0x8000;
822	mask_c.red = 0;	594	mask_c.red =
823	mask_c.green = 0;	595	mask_c.green =
824	mask_c.blue = 0;	596	mask_c.blue = 0;
825	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);	597	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
		598
826	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);	599	XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
827		600
828	XRenderFreePicture (dpy, src);	601	XRenderFreePicture (dpy, src);
829	XRenderFreePicture (dpy, dst);	602	XRenderFreePicture (dpy, dst);
830	XRenderFreePicture (dpy, mask);	603	XRenderFreePicture (dpy, mask);
…		…
837	}	610	}
838		611
839	if (result != pixbuf)	612	if (result != pixbuf)
840	g_object_unref (result);	613	g_object_unref (result);
841		614
842	if (tr_flags)	615	if (transparent)
843	XFreePixmap (dpy, root_pmap);	616	XFreePixmap (dpy, root_pmap);
844		617
845	return ret;	618	return ret;
846	}	619	}
847	# endif /* HAVE_PIXBUF */	620	# endif /* HAVE_PIXBUF */
848		621
849	bool	622	bool
850	rxvt_term::bg_set_file (const char *file)	623	rxvt_image::set_file (const char *file)
851	{	624	{
852	if (!file || !*file)	625	if (!file || !*file)
853	return false;	626	return false;
854		627
855	bool ret = false;	628	bool ret = false;
…		…
862	memcpy (f, file, len);	635	memcpy (f, file, len);
863	f[len] = '\0';	636	f[len] = '\0';
864	file = f;	637	file = f;
865	}	638	}
866		639
867	# ifdef HAVE_AFTERIMAGE
868	if (!asimman)
869	asimman = create_generic_imageman (rs[Rs_path]);
870	ASImage *image = get_asimage (asimman, file, 0xFFFFFFFF, 100);
871	if (image)
872	{
873	if (original_asim)
874	safe_asimage_destroy (original_asim);
875	original_asim = image;
876	bg_flags |= BG_IS_FROM_FILE | BG_CLIENT_RENDER;
877	ret = true;
878	}
879	# endif
880
881	# ifdef HAVE_PIXBUF	640	# ifdef HAVE_PIXBUF
882	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);	641	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
883	if (image)	642	if (image)
884	{	643	{
885	if (pixbuf)	644	if (pixbuf)
886	g_object_unref (pixbuf);	645	g_object_unref (pixbuf);
887	pixbuf = image;	646	pixbuf = image;
888	bg_flags |= BG_IS_FROM_FILE;	647	flags |= IM_IS_SET;
889	ret = true;	648	ret = true;
890	}	649	}
891	# endif	650	# endif
892		651
893	if (ret)	652	if (ret)
894	{	653	{
895	if (p)	654	if (p)
896	bg_set_geometry (p + 1);	655	set_geometry (p + 1);
897	else	656	else
898	bg_set_default_geometry ();	657	set_default_geometry ();
899	}	658	}
900		659
901	return ret;	660	return ret;
902	}	661	}
903		662
904	# endif /* BG_IMAGE_FROM_FILE */	663	# endif /* BG_IMAGE_FROM_FILE */
905		664
906	# ifdef ENABLE_TRANSPARENCY	665	# ifdef ENABLE_TRANSPARENCY
907	bool
908	rxvt_term::bg_set_transparent ()
909	{
910	if (!(bg_flags & BG_IS_TRANSPARENT))
911	{
912	bg_flags |= BG_IS_TRANSPARENT;
913	return true;
914	}
915
916	return false;
917	}
918
919	bool	666	bool
920	rxvt_term::bg_set_blur (const char *geom)	667	rxvt_term::bg_set_blur (const char *geom)
921	{	668	{
922	bool changed = false;	669	bool changed = false;
923	unsigned int hr, vr;	670	unsigned int hr, vr;
…		…
942	{	689	{
943	changed = true;	690	changed = true;
944	v_blurRadius = vr;	691	v_blurRadius = vr;
945	}	692	}
946		693
947	if (v_blurRadius == 0 && h_blurRadius == 0)
948	bg_flags &= ~BG_NEEDS_BLUR;
949	else
950	bg_flags |= BG_NEEDS_BLUR;
951
952	return changed;	694	return changed;
953	}	695	}
954		696
955	void	697	bool
956	rxvt_term::set_tint_shade_flags ()	698	rxvt_term::bg_set_tint (rxvt_color &new_tint)
957	{	699	{
		700	if (!(bg_flags & BG_TINT_SET) || tint != new_tint)
		701	{
		702	tint = new_tint;
		703	bg_flags |= BG_TINT_SET;
		704
958	rgba c;	705	rgba c;
959	bool has_shade = shade != 100;
960
961	bg_flags &= ~BG_TINT_FLAGS;
962
963	if (bg_flags & BG_TINT_SET)
964	{
965	tint.get (c);	706	tint.get (c);
966	if (!has_shade
967	&& (c.r <= 0x00ff || c.r >= 0xff00)	707	if ((c.r <= 0x00ff || c.r >= 0xff00)
968	&& (c.g <= 0x00ff || c.g >= 0xff00)	708	&& (c.g <= 0x00ff || c.g >= 0xff00)
969	&& (c.b <= 0x00ff || c.b >= 0xff00))	709	&& (c.b <= 0x00ff || c.b >= 0xff00))
970	bg_flags |= BG_TINT_BITAND;	710	bg_flags |= BG_TINT_BITAND;
971	}	711	else
972
973	if (has_shade || (bg_flags & BG_TINT_SET))
974	bg_flags |= BG_NEEDS_TINT;
975	}
976
977	bool
978	rxvt_term::bg_set_tint (rxvt_color &new_tint)
979	{
980	if (!(bg_flags & BG_TINT_SET) || tint != new_tint)
981	{
982	tint = new_tint;
983	bg_flags |= BG_TINT_SET;	712	bg_flags &= ~BG_TINT_BITAND;
984	set_tint_shade_flags ();	713
985	return true;	714	return true;
986	}	715	}
987		716
988	return false;	717	return false;
989	}	718	}
990		719
991	bool	720	bool
992	rxvt_term::bg_set_shade (const char *shade_str)	721	rxvt_term::bg_set_shade (const char *shade_str)
993	{	722	{
994	int new_shade = (shade_str) ? atoi (shade_str) : 100;	723	int new_shade = atoi (shade_str);
995		724
996	clamp_it (new_shade, -100, 200);	725	clamp_it (new_shade, -100, 200);
997	if (new_shade < 0)	726	if (new_shade < 0)
998	new_shade = 200 - (100 + new_shade);	727	new_shade = 200 - (100 + new_shade);
999		728
1000	if (new_shade != shade)	729	if (new_shade != shade)
1001	{	730	{
1002	shade = new_shade;	731	shade = new_shade;
1003	set_tint_shade_flags ();
1004	return true;	732	return true;
1005	}	733	}
1006		734
1007	return false;	735	return false;
1008	}	736	}
…		…
1029	params[i+2] = XDoubleToFixed (kernel[i] / sum);	757	params[i+2] = XDoubleToFixed (kernel[i] / sum);
1030	}	758	}
1031	#endif	759	#endif
1032		760
1033	bool	761	bool
1034	rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	762	rxvt_term::blur_pixmap (Pixmap pixmap, int width, int height)
1035	{	763	{
1036	bool ret = false;	764	bool ret = false;
1037	#if XRENDER	765	#if XRENDER
1038	if (!(bg_flags & BG_HAS_RENDER_CONV))	766	if (!(bg_flags & BG_HAS_RENDER_CONV))
1039	return false;	767	return false;
…		…
1043	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));	771	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
1044		772
1045	XRenderPictureAttributes pa;	773	XRenderPictureAttributes pa;
1046	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	774	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1047		775
		776	pa.repeat = RepeatPad;
1048	Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	777	Picture src = XRenderCreatePicture (dpy, pixmap, format, CPRepeat, &pa);
		778	Pixmap tmp = XCreatePixmap (dpy, pixmap, width, height, depth);
1049	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	779	Picture dst = XRenderCreatePicture (dpy, tmp, format, CPRepeat, &pa);
		780	XFreePixmap (dpy, tmp);
1050		781
1051	if (kernel && params)	782	if (kernel && params)
1052	{	783	{
1053	if (h_blurRadius)
1054	{
1055	size = h_blurRadius * 2 + 1;	784	size = h_blurRadius * 2 + 1;
1056	get_gaussian_kernel (h_blurRadius, size, kernel, params);	785	get_gaussian_kernel (h_blurRadius, size, kernel, params);
1057		786
1058	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);	787	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1059	XRenderComposite (dpy,	788	XRenderComposite (dpy,
1060	PictOpSrc,	789	PictOpSrc,
1061	src,	790	src,
1062	None,	791	None,
1063	dst,	792	dst,
1064	0, 0,	793	0, 0,
1065	0, 0,	794	0, 0,
1066	0, 0,	795	0, 0,
1067	width, height);	796	width, height);
1068	}
1069		797
1070	if (v_blurRadius)	798	::swap (src, dst);
1071	{	799
1072	size = v_blurRadius * 2 + 1;	800	size = v_blurRadius * 2 + 1;
1073	get_gaussian_kernel (v_blurRadius, size, kernel, params);	801	get_gaussian_kernel (v_blurRadius, size, kernel, params);
1074	::swap (params[0], params[1]);	802	::swap (params[0], params[1]);
1075		803
1076	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);	804	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1077	XRenderComposite (dpy,	805	XRenderComposite (dpy,
1078	PictOpSrc,	806	PictOpSrc,
1079	src,	807	src,
1080	None,	808	None,
1081	dst,	809	dst,
1082	0, 0,	810	0, 0,
1083	0, 0,	811	0, 0,
1084	0, 0,	812	0, 0,
1085	width, height);	813	width, height);
1086	}
1087		814
1088	ret = true;	815	ret = true;
1089	}	816	}
1090		817
1091	free (kernel);	818	free (kernel);
…		…
1095	#endif	822	#endif
1096	return ret;	823	return ret;
1097	}	824	}
1098		825
1099	bool	826	bool
1100	rxvt_term::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	827	rxvt_term::tint_pixmap (Pixmap pixmap, int width, int height)
1101	{	828	{
1102	bool ret = false;	829	bool ret = false;
1103		830
1104	if (bg_flags & BG_TINT_BITAND)	831	if (shade == 100 && (bg_flags & BG_TINT_BITAND))
1105	{	832	{
1106	XGCValues gcv;	833	XGCValues gcv;
1107	GC gc;	834	GC gc;
1108		835
1109	/* In this case we can tint image server-side getting significant	836	/* In this case we can tint image server-side getting significant
…		…
1139	c.r = c.r * (200 - shade) / 100;	866	c.r = c.r * (200 - shade) / 100;
1140	c.g = c.g * (200 - shade) / 100;	867	c.g = c.g * (200 - shade) / 100;
1141	c.b = c.b * (200 - shade) / 100;	868	c.b = c.b * (200 - shade) / 100;
1142	}	869	}
1143		870
1144	XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
1145	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	871	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1146	XRenderPictureAttributes pa;
1147		872
1148	Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	873	Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, 0);
1149		874
1150	pa.repeat = True;	875	Picture overlay_pic = create_xrender_mask (dpy, pixmap, True, False);
1151		876
1152	Pixmap overlay_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);	877	Picture mask_pic = create_xrender_mask (dpy, pixmap, True, True);
1153	Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1154	XFreePixmap (dpy, overlay_pmap);
1155
1156	pa.component_alpha = True;
1157	Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
1158	Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat | CPComponentAlpha, &pa);
1159	XFreePixmap (dpy, mask_pmap);
1160		878
1161	XRenderColor mask_c;	879	XRenderColor mask_c;
1162		880
1163	mask_c.alpha = 0xffff;	881	mask_c.alpha = 0xffff;
1164	mask_c.red =	882	mask_c.red =
…		…
1169	mask_c.alpha = 0;	887	mask_c.alpha = 0;
1170	mask_c.red = 0xffff - c.r;	888	mask_c.red = 0xffff - c.r;
1171	mask_c.green = 0xffff - c.g;	889	mask_c.green = 0xffff - c.g;
1172	mask_c.blue = 0xffff - c.b;	890	mask_c.blue = 0xffff - c.b;
1173	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);	891	XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
		892
1174	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);	893	XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
1175		894
1176	if (shade > 100)	895	if (shade > 100)
1177	{	896	{
1178	mask_c.red = mask_c.green = mask_c.blue = 0xffff * (shade - 100) / 100;
1179	mask_c.alpha = 0;	897	mask_c.alpha = 0;
		898	mask_c.red =
		899	mask_c.green =
		900	mask_c.blue = 0xffff * (shade - 100) / 100;
1180	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);	901	XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1181		902
1182	XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);	903	XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);
1183	}	904	}
1184		905
…		…
1196	/*	917	/*
1197	* Builds a pixmap of the same size as the terminal window that contains	918	* Builds a pixmap of the same size as the terminal window that contains
1198	* the tiled portion of the root pixmap that is supposed to be covered by	919	* the tiled portion of the root pixmap that is supposed to be covered by
1199	* our window.	920	* our window.
1200	*/	921	*/
1201	unsigned long	922	bool
1202	rxvt_term::make_transparency_pixmap ()	923	rxvt_term::make_transparency_pixmap ()
1203	{	924	{
1204	unsigned long result = 0;	925	bool ret = false;
1205		926
1206	/* root dimensions may change from call to call - but Display structure should	927	/* root dimensions may change from call to call - but Display structure should
1207	* be always up-to-date, so let's use it :	928	* be always up-to-date, so let's use it :
1208	*/	929	*/
1209	int screen = display->screen;	930	int screen = display->screen;
…		…
1247	#if XRENDER	968	#if XRENDER
1248	if (bg_flags & BG_HAS_RENDER)	969	if (bg_flags & BG_HAS_RENDER)
1249	{	970	{
1250	recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);	971	recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);
1251		972
1252	XRenderPictureAttributes pa;
1253
1254	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));	973	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
1255	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);	974	Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, 0);
1256		975
1257	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);	976	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
1258	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);	977	Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, 0);
1259		978
1260	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);	979	XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
1261		980
1262	XRenderFreePicture (dpy, src);	981	XRenderFreePicture (dpy, src);
1263	XRenderFreePicture (dpy, dst);	982	XRenderFreePicture (dpy, dst);
…		…
1292	gc = XCreateGC (dpy, vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);	1011	gc = XCreateGC (dpy, vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
1293		1012
1294	if (gc)	1013	if (gc)
1295	{	1014	{
1296	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);	1015	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);
1297	result |= BG_IS_VALID | (bg_flags & BG_EFFECTS_FLAGS);	1016	ret = true;
		1017	bool need_blur = h_blurRadius && v_blurRadius;
		1018	bool need_tint = shade != 100 || (bg_flags & BG_TINT_SET);
		1019
		1020	if (!(bg_flags & BG_CLIENT_RENDER))
		1021	{
		1022	if (need_blur)
		1023	{
		1024	if (blur_pixmap (bg_pixmap, window_width, window_height))
		1025	need_blur = false;
		1026	}
		1027	if (need_tint)
		1028	{
		1029	if (tint_pixmap (bg_pixmap, window_width, window_height))
		1030	need_tint = false;
		1031	}
		1032	if (need_tint)
		1033	{
		1034	XImage *ximage = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
		1035	if (ximage)
		1036	{
		1037	/* our own client-side tinting */
		1038	tint_ximage (ximage);
		1039
		1040	XPutImage (dpy, bg_pixmap, gc, ximage, 0, 0, 0, 0, ximage->width, ximage->height);
		1041	XDestroyImage (ximage);
		1042	}
		1043	}
		1044	} /* server side rendering completed */
		1045
1298	XFreeGC (dpy, gc);	1046	XFreeGC (dpy, gc);
1299
1300	if (!(bg_flags & BG_CLIENT_RENDER))
1301	{
1302	if (bg_flags & BG_NEEDS_BLUR)
1303	{
1304	if (blur_pixmap (bg_pixmap, visual, window_width, window_height))
1305	result &= ~BG_NEEDS_BLUR;
1306	}
1307	if (bg_flags & BG_NEEDS_TINT)
1308	{
1309	if (tint_pixmap (bg_pixmap, visual, window_width, window_height))
1310	result &= ~BG_NEEDS_TINT;
1311	}
1312	} /* server side rendering completed */
1313	}	1047	}
1314		1048
1315	if (recoded_root_pmap != root_pixmap)	1049	if (recoded_root_pmap != root_pixmap)
1316	XFreePixmap (dpy, recoded_root_pmap);	1050	XFreePixmap (dpy, recoded_root_pmap);
1317		1051
1318	return result;	1052	return ret;
1319	}	1053	}
1320		1054
1321	void	1055	void
1322	rxvt_term::bg_set_root_pixmap ()	1056	rxvt_term::bg_set_root_pixmap ()
1323	{	1057	{
…		…
1327		1061
1328	root_pixmap = new_root_pixmap;	1062	root_pixmap = new_root_pixmap;
1329	}	1063	}
1330	# endif /* ENABLE_TRANSPARENCY */	1064	# endif /* ENABLE_TRANSPARENCY */
1331		1065
1332	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1333	static void shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c);
1334	# endif
1335
1336	bool	1066	bool
1337	rxvt_term::bg_render ()	1067	rxvt_term::bg_render ()
1338	{	1068	{
1339	unsigned long tr_flags = 0;	1069	bool transparent = false;
1340		1070
1341	bg_invalidate ();	1071	bg_invalidate ();
1342	# ifdef ENABLE_TRANSPARENCY	1072	# ifdef ENABLE_TRANSPARENCY
1343	if (bg_flags & BG_IS_TRANSPARENT)	1073	if (bg_flags & BG_IS_TRANSPARENT)
1344	{	1074	{
1345	/* we need to re-generate transparency pixmap in that case ! */	1075	/* we need to re-generate transparency pixmap in that case ! */
1346	tr_flags = make_transparency_pixmap ();	1076	transparent = make_transparency_pixmap ();
1347	if (tr_flags == 0)	1077	if (transparent)
1348	return false;
1349	bg_flags |= BG_IS_VALID;	1078	bg_flags |= BG_IS_VALID;
1350	}	1079	}
1351	# endif	1080	# endif
1352		1081
1353	# ifdef BG_IMAGE_FROM_FILE	1082	# ifdef BG_IMAGE_FROM_FILE
1354	if ((bg_flags & BG_IS_FROM_FILE)	1083	if (bg_image.flags & IM_IS_SET)
1355	|| (tr_flags & BG_EFFECTS_FLAGS))
1356	{	1084	{
1357	if (render_image (tr_flags))	1085	if (render_image (bg_image, transparent))
1358	bg_flags |= BG_IS_VALID;	1086	bg_flags |= BG_IS_VALID;
1359	}
1360	# endif
1361
1362	# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1363	XImage *result = NULL;
1364
1365	if (tr_flags & BG_NEEDS_TINT)
1366	{
1367	result = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
1368	}
1369
1370	if (result)
1371	{
1372	/* our own client-side tinting */
1373	//if (tr_flags & BG_NEEDS_TINT)
1374	if (1)
1375	{
1376	rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1377	if (bg_flags & BG_TINT_SET)
1378	tint.get (c);
1379	shade_ximage (DefaultVisual (dpy, display->screen), result, shade, c);
1380	}
1381
1382	GC gc = XCreateGC (dpy, vt, 0UL, NULL);
1383
1384	if (gc)
1385	{
1386	XPutImage (dpy, bg_pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1387
1388	XFreeGC (dpy, gc);
1389	}
1390
1391	XDestroyImage (result);
1392	}	1087	}
1393	# endif	1088	# endif
1394		1089
1395	if (!(bg_flags & BG_IS_VALID))	1090	if (!(bg_flags & BG_IS_VALID))
1396	{	1091	{
…		…
1433	#endif	1128	#endif
1434	}	1129	}
1435		1130
1436	#endif /* HAVE_BG_PIXMAP */	1131	#endif /* HAVE_BG_PIXMAP */
1437		1132
1438	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)	1133	#ifdef ENABLE_TRANSPARENCY
1439	/* based on code from aterm-0.4.2 */	1134	/* based on code from aterm-0.4.2 */
1440		1135
1441	static inline void	1136	static inline void
1442	fill_lut (uint32_t *lookup, uint32_t mask, int sh, unsigned short low, unsigned short high)	1137	fill_lut (uint32_t *lookup, uint32_t mask, int sh, unsigned short low, unsigned short high)
1443	{	1138	{
…		…
1448	tmp += (mask >> sh) * low;	1143	tmp += (mask >> sh) * low;
1449	lookup[i] = (tmp / 0xffff) << sh;	1144	lookup[i] = (tmp / 0xffff) << sh;
1450	}	1145	}
1451	}	1146	}
1452		1147
1453	static void	1148	void
1454	shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c)	1149	rxvt_term::tint_ximage (XImage *ximage)
1455	{	1150	{
		1151	unsigned int size_r, size_g, size_b;
1456	int sh_r, sh_g, sh_b;	1152	int sh_r, sh_g, sh_b;
1457	uint32_t mask_r, mask_g, mask_b;	1153	uint32_t mask_r, mask_g, mask_b;
1458	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;	1154	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1459	unsigned short low;	1155	unsigned short low;
1460	rgba high;
1461	int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;	1156	int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
1462		1157
1463	if (visual->c_class != TrueColor || ximage->format != ZPixmap) return;	1158	if (visual->c_class != TrueColor || ximage->format != ZPixmap) return;
1464		1159
1465	/* for convenience */	1160	/* for convenience */
1466	mask_r = visual->red_mask;	1161	mask_r = visual->red_mask;
1467	mask_g = visual->green_mask;	1162	mask_g = visual->green_mask;
1468	mask_b = visual->blue_mask;	1163	mask_b = visual->blue_mask;
1469		1164
1470	/* boring lookup table pre-initialization */	1165	/* boring lookup table pre-initialization */
1471	switch (ximage->depth)	1166	sh_r = ecb_ctz32 (mask_r);
1472	{	1167	sh_g = ecb_ctz32 (mask_g);
1473	case 15:	1168	sh_b = ecb_ctz32 (mask_b);
1474	if ((mask_r != 0x7c00) ||	1169
1475	(mask_g != 0x03e0) ||	1170	size_r = mask_r >> sh_r;
1476	(mask_b != 0x001f))	1171	size_g = mask_g >> sh_g;
		1172	size_b = mask_b >> sh_b;
		1173
		1174	if (size_r++ > 255 || size_g++ > 255 || size_b++ > 255)
1477	return;	1175	return;
1478	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+32+32));	1176
		1177	lookup = (uint32_t *)malloc (sizeof (uint32_t) * (size_r + size_g + size_b));
1479	lookup_r = lookup;	1178	lookup_r = lookup;
1480	lookup_g = lookup+32;	1179	lookup_g = lookup + size_r;
1481	lookup_b = lookup+32+32;	1180	lookup_b = lookup + size_r + size_g;
1482	sh_r = 10;	1181
1483	sh_g = 5;	1182	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1484	sh_b = 0;	1183
1485	break;	1184	if (bg_flags & BG_TINT_SET)
1486	case 16:	1185	tint.get (c);
1487	if ((mask_r != 0xf800) ||
1488	(mask_g != 0x07e0) ||
1489	(mask_b != 0x001f))
1490	return;
1491	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+64+32));
1492	lookup_r = lookup;
1493	lookup_g = lookup+32;
1494	lookup_b = lookup+32+64;
1495	sh_r = 11;
1496	sh_g = 5;
1497	sh_b = 0;
1498	break;
1499	case 24:
1500	if ((mask_r != 0xff0000) ||
1501	(mask_g != 0x00ff00) ||
1502	(mask_b != 0x0000ff))
1503	return;
1504	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1505	lookup_r = lookup;
1506	lookup_g = lookup+256;
1507	lookup_b = lookup+256+256;
1508	sh_r = 16;
1509	sh_g = 8;
1510	sh_b = 0;
1511	break;
1512	case 32:
1513	if ((mask_r != 0xff0000) ||
1514	(mask_g != 0x00ff00) ||
1515	(mask_b != 0x0000ff))
1516	return;
1517	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1518	lookup_r = lookup;
1519	lookup_g = lookup+256;
1520	lookup_b = lookup+256+256;
1521	sh_r = 16;
1522	sh_g = 8;
1523	sh_b = 0;
1524	break;
1525	default:
1526	return; /* we do not support this color depth */
1527	}
1528		1186
1529	/* prepare limits for color transformation (each channel is handled separately) */	1187	/* prepare limits for color transformation (each channel is handled separately) */
1530	if (shade > 100)	1188	if (shade > 100)
1531	{	1189	{
1532	shade = 200 - shade;	1190	c.r = c.r * (200 - shade) / 100;
		1191	c.g = c.g * (200 - shade) / 100;
		1192	c.b = c.b * (200 - shade) / 100;
1533		1193
1534	high.r = c.r * shade / 100;
1535	high.g = c.g * shade / 100;
1536	high.b = c.b * shade / 100;
1537
1538	low = 0xffff * (100 - shade) / 100;	1194	low = 0xffff * (shade - 100) / 100;
1539	}	1195	}
1540	else	1196	else
1541	{	1197	{
1542	high.r = c.r * shade / 100;	1198	c.r = c.r * shade / 100;
1543	high.g = c.g * shade / 100;	1199	c.g = c.g * shade / 100;
1544	high.b = c.b * shade / 100;	1200	c.b = c.b * shade / 100;
1545		1201
1546	low = 0;	1202	low = 0;
1547	}	1203	}
1548		1204
1549	/* fill our lookup tables */	1205	/* fill our lookup tables */
1550	fill_lut (lookup_r, mask_r, sh_r, low, high.r);	1206	fill_lut (lookup_r, mask_r, sh_r, low, c.r);
1551	fill_lut (lookup_g, mask_g, sh_g, low, high.g);	1207	fill_lut (lookup_g, mask_g, sh_g, low, c.g);
1552	fill_lut (lookup_b, mask_b, sh_b, low, high.b);	1208	fill_lut (lookup_b, mask_b, sh_b, low, c.b);
1553		1209
1554	/* apply table to input image (replacing colors by newly calculated ones) */	1210	/* apply table to input image (replacing colors by newly calculated ones) */
1555	if (ximage->bits_per_pixel == 32	1211	if (ximage->bits_per_pixel == 32
1556	&& (ximage->depth == 24 || ximage->depth == 32)
1557	&& ximage->byte_order == host_byte_order)	1212	&& ximage->byte_order == host_byte_order)
1558	{	1213	{
1559	uint32_t *p1, *pf, *p, *pl;	1214	char *line = ximage->data;
1560	p1 = (uint32_t *) ximage->data;
1561	pf = (uint32_t *) (ximage->data + ximage->height * ximage->bytes_per_line);
1562		1215
1563	while (p1 < pf)	1216	for (int y = 0; y < ximage->height; y++)
1564	{
1565	p = p1;
1566	pl = p1 + ximage->width;
1567	for (; p < pl; p++)
1568	{	1217	{
1569	*p = lookup_r[(*p & 0xff0000) >> 16] |	1218	uint32_t *p = (uint32_t *)line;
1570	lookup_g[(*p & 0x00ff00) >> 8] |	1219	for (int x = 0; x < ximage->width; x++)
1571	lookup_b[(*p & 0x0000ff)] |
1572	(*p & 0xff000000);
1573	}	1220	{
1574	p1 = (uint32_t *) ((char *) p1 + ximage->bytes_per_line);	1221	*p = lookup_r[(*p & mask_r) >> sh_r] |
		1222	lookup_g[(*p & mask_g) >> sh_g] |
		1223	lookup_b[(*p & mask_b) >> sh_b];
		1224	p++;
		1225	}
		1226	line += ximage->bytes_per_line;
1575	}	1227	}
1576	}	1228	}
1577	else	1229	else
1578	{	1230	{
1579	for (int y = 0; y < ximage->height; y++)	1231	for (int y = 0; y < ximage->height; y++)
…		…
1587	}	1239	}
1588	}	1240	}
1589		1241
1590	free (lookup);	1242	free (lookup);
1591	}	1243	}
1592	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */	1244	#endif /* ENABLE_TRANSPARENCY */

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines