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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.187 by sf-exg, Wed Dec 28 13:13:33 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;
		158	unsigned int h = v_scale;
186	unsigned long new_flags = 0;	159	unsigned long new_flags = 0;
187		160
188	if (geom == NULL)	161	if (geom == NULL)
189	return false;	162	return false;
190		163
…		…
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
…		…
284	} /* done parsing ops */	257	} /* done parsing ops */
285		258
286	rxvt_free_strsplit (arr);	259	rxvt_free_strsplit (arr);
287	}	260	}
288		261
289	new_flags |= bg_flags & ~BG_GEOMETRY_FLAGS;	262	new_flags |= flags & ~IM_GEOMETRY_FLAGS;
290		263
291	if (!update)	264	if (!update)
292	{	265	{
293	if (!(geom_flags & XValue))	266	if (!(geom_flags & XValue))
294	x = y = defaultAlign;	267	x = y = defaultAlign;
…		…
299	w = h = defaultScale;	272	w = h = defaultScale;
300	else if (!(geom_flags & HeightValue))	273	else if (!(geom_flags & HeightValue))
301	h = w;	274	h = w;
302	else if (!(geom_flags & WidthValue))	275	else if (!(geom_flags & WidthValue))
303	w = h;	276	w = h;
304
305	geom_flags |= WidthValue|HeightValue|XValue|YValue;
306	}
307
308	if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;
309	if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;
310	if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;
311	if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
312
313	if (new_flags != bg_flags)
314	{	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	{
315	bg_flags = new_flags;	290	flags = new_flags;
		291	h_scale = w;
		292	v_scale = h;
		293	h_align = x;
		294	v_align = y;
316	changed = true;	295	changed = true;
317	}	296	}
318		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
319	return changed;	305	return changed;
320	}	306	}
321		307
322	void	308	void
323	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)
324	{	310	{
		311	int image_width = image.width ();
		312	int image_height = image.height ();
325	int target_width = szHint.width;	313	int target_width = szHint.width;
326	int target_height = szHint.height;	314	int target_height = szHint.height;
327		315
328	w = h_scale * target_width / 100;	316	w = image.h_scale * target_width / 100;
329	h = v_scale * target_height / 100;	317	h = image.v_scale * target_height / 100;
330		318
331	if (bg_flags & BG_KEEP_ASPECT)	319	if (image.flags & IM_KEEP_ASPECT)
332	{	320	{
333	float scale = (float)w / image_width;	321	float scale = (float)w / image_width;
334	min_it (scale, (float)h / image_height);	322	min_it (scale, (float)h / image_height);
335	w = image_width * scale + 0.5;	323	w = image_width * scale + 0.5;
336	h = image_height * scale + 0.5;	324	h = image_height * scale + 0.5;
337	}	325	}
338		326
339	if (!w) w = image_width;	327	if (!w) w = image_width;
340	if (!h) h = image_height;	328	if (!h) h = image_height;
341		329
342	if (bg_flags & BG_ROOT_ALIGN)	330	if (image.flags & IM_ROOT_ALIGN)
343	{	331	{
344	x = -target_x;	332	x = -target_x;
345	y = -target_y;	333	y = -target_y;
346	}	334	}
347	else	335	else
348	{	336	{
349	x = make_align_position (h_align, target_width, w);	337	x = make_align_position (image.h_align, target_width, w);
350	y = make_align_position (v_align, target_height, h);	338	y = make_align_position (image.v_align, target_height, h);
351	}
352
353	bg_flags &= ~BG_IS_SIZE_SENSITIVE;
354	if (!(bg_flags & BG_TILE)
355	|| h_scale || v_scale
356	|| (!(bg_flags & BG_ROOT_ALIGN) && (h_align || v_align))
357	|| w > target_width || h > target_height)
358	bg_flags |= BG_IS_SIZE_SENSITIVE;
359	}
360
361	# ifdef HAVE_AFTERIMAGE
362	bool
363	rxvt_term::render_image (unsigned long tr_flags)
364	{
365	init_asv ();
366
367	ASImage *background = NULL;
368	ARGB32 background_tint = TINT_LEAVE_SAME;
369
370	# ifdef ENABLE_TRANSPARENCY
371	if (tr_flags)
372	background = pixmap2ximage (asv, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, 100);
373
374	if (tr_flags & BG_NEEDS_TINT)
375	{	339	}
376	ShadingInfo as_shade;	340	}
377	as_shade.shading = shade;
378		341
379	rgba c;	342	# ifdef HAVE_PIXBUF
380	tint.get (c);	343	bool
381	as_shade.tintColor.red = c.r;	344	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
382	as_shade.tintColor.green = c.g;	345	int src_x, int src_y, int dst_x, int dst_y,
383	as_shade.tintColor.blue = c.b;	346	unsigned int width, unsigned int height)
		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;
384		356
385	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)))
386	}	391	{
387		392	XDestroyImage (ximage);
388	if ((tr_flags & BG_NEEDS_BLUR) && background != NULL)	393	return false;
389	{	394	}
390	ASImage *tmp = blur_asimage_gauss (asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,	395
391	ASA_XImage,	396	ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
392	100, ASIMAGE_QUALITY_DEFAULT);	397
393	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)
394	{	422	{
395	destroy_asimage (&background);	423	a = pixel[3];
396	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);
397	}	445	}
398	}
399	# endif
400		446
401	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);
402		471
403	int target_width = szHint.width;	472	int target_width = szHint.width;
404	int target_height = szHint.height;	473	int target_height = szHint.height;
405	int new_pmap_width = target_width;	474	int new_pmap_width = target_width;
406	int new_pmap_height = target_height;	475	int new_pmap_height = target_height;
…		…
408	int x = 0;	477	int x = 0;
409	int y = 0;	478	int y = 0;
410	int w = 0;	479	int w = 0;
411	int h = 0;	480	int h = 0;
412		481
413	if (original_asim)	482	get_image_geometry (image, w, h, x, y);
414	get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
415		483
416	if (!original_asim
417	|| (!(bg_flags & BG_ROOT_ALIGN)
418	&& (x >= target_width
419	|| y >= target_height
420	|| x + w <= 0
421	|| y + h <= 0)))
422	{
423	if (background)
424	{
425	new_pmap_width = background->width;
426	new_pmap_height = background->height;
427	result = background;
428
429	if (background_tint != TINT_LEAVE_SAME)
430	{
431	ASImage *tmp = tile_asimage (asv, background, 0, 0,
432	target_width, target_height, background_tint,
433	ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
434	if (tmp)
435	result = tmp;
436	}
437	}
438	else
439	new_pmap_width = new_pmap_height = 0;
440	}
441	else
442	{
443	result = original_asim;
444
445	if (w != original_asim->width
446	|| h != original_asim->height)
447	{
448	result = scale_asimage (asv, original_asim,
449	w, h,
450	ASA_XImage,
451	100, ASIMAGE_QUALITY_DEFAULT);
452	}
453
454	if (background == NULL)
455	{
456	if (bg_flags & BG_TILE)
457	{
458	/* if tiling - pixmap has to be sized exactly as the image,
459	but there is no need to make it bigger than the window! */
460	new_pmap_width = min (result->width, target_width);
461	new_pmap_height = min (result->height, target_height);
462
463	/* we also need to tile our image in both directions */
464	ASImage *tmp = tile_asimage (asv, result,
465	(int)result->width - x,
466	(int)result->height - y,
467	new_pmap_width,
468	new_pmap_height,
469	TINT_LEAVE_SAME, ASA_XImage,
470	100, ASIMAGE_QUALITY_DEFAULT);
471	if (tmp)
472	{
473	if (result != original_asim)
474	destroy_asimage (&result);
475
476	result = tmp;
477	}
478	}
479	}
480	else
481	{
482	/* if blending background and image - pixmap has to be sized same as target window */
483	ASImageLayer *layers = create_image_layers (2);
484
485	layers[0].im = background;
486	layers[0].clip_width = target_width;
487	layers[0].clip_height = target_height;
488	layers[0].tint = background_tint;
489	layers[1].im = result;
490
491	if (bg_flags & BG_TILE)
492	{
493	/* tile horizontally */
494	while (x > 0) x -= (int)result->width;
495	layers[1].dst_x = x;
496	layers[1].clip_width = result->width+target_width;
497	}
498	else
499	{
500	/* clip horizontally */
501	layers[1].dst_x = x;
502	layers[1].clip_width = result->width;
503	}
504
505	if (bg_flags & BG_TILE)
506	{
507	while (y > 0) y -= (int)result->height;
508	layers[1].dst_y = y;
509	layers[1].clip_height = result->height + target_height;
510	}
511	else
512	{
513	layers[1].dst_y = y;
514	layers[1].clip_height = result->height;
515	}
516
517	if (rs[Rs_blendtype])
518	{
519	layers[1].merge_scanlines = blend_scanlines_name2func (rs[Rs_blendtype]);
520	if (layers[1].merge_scanlines == NULL)
521	layers[1].merge_scanlines = alphablend_scanlines;
522	}
523
524	ASImage *tmp = merge_layers (asv, layers, 2, target_width, target_height,
525	ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
526
527	if (tmp)
528	{
529	if (result != original_asim)
530	destroy_asimage (&result);
531
532	result = tmp;
533	}
534
535	free (layers);
536	}
537	}
538
539	bool ret = false;
540
541	if (result)
542	{
543	XGCValues gcv;
544	GC gc;
545
546	/* create Pixmap */
547	if (bg_pixmap == None
548	|| bg_pmap_width != new_pmap_width
549	|| bg_pmap_height != new_pmap_height)
550	{
551	if (bg_pixmap)
552	XFreePixmap (dpy, bg_pixmap);
553	bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
554	bg_pmap_width = new_pmap_width;
555	bg_pmap_height = new_pmap_height;
556	}
557	/* fill with background color (if result's not completely overlapping it) */
558	gcv.foreground = pix_colors[Color_bg];
559	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
560
561	int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
562	int dst_width = result->width, dst_height = result->height;
563	if (background == NULL)
564	{
565	if (!(bg_flags & BG_TILE))
566	{
567	src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );
568	src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
569	}
570
571	if (dst_x > 0 || dst_y > 0
572	|| dst_x + dst_width < new_pmap_width
573	|| dst_y + dst_height < new_pmap_height)
574	XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
575	}
576
577	/* put result on pixmap */
578	if (dst_x < new_pmap_width && dst_y < new_pmap_height)
579	asimage2drawable (asv, bg_pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);
580
581	if (result != background && result != original_asim)
582	destroy_asimage (&result);
583
584	XFreeGC (dpy, gc);
585
586	ret = true;
587	}
588
589	if (background)
590	destroy_asimage (&background);
591
592	return ret;
593	}
594	# endif /* HAVE_AFTERIMAGE */
595
596	# ifdef HAVE_PIXBUF
597	bool
598	rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
599	int src_x, int src_y, int dst_x, int dst_y,
600	unsigned int width, unsigned int height)
601	{
602	XImage *ximage;
603	char *data, *line;
604	int bytes_per_pixel;
605	int width_r, width_g, width_b;
606	int sh_r, sh_g, sh_b;
607	int rowstride;
608	int channels;
609	unsigned char *row;
610
611	if (visual->c_class != TrueColor)
612	return false;
613
614	if (depth == 24 || depth == 32)
615	bytes_per_pixel = 4;
616	else if (depth == 15 || depth == 16)
617	bytes_per_pixel = 2;
618	else
619	return false;
620
621	width_r = ecb_popcount32 (visual->red_mask);
622	width_g = ecb_popcount32 (visual->green_mask);
623	width_b = ecb_popcount32 (visual->blue_mask);
624
625	if (width_r > 8 || width_g > 8 || width_b > 8)
626	return false;
627
628	sh_r = ecb_ctz32 (visual->red_mask);
629	sh_g = ecb_ctz32 (visual->green_mask);
630	sh_b = ecb_ctz32 (visual->blue_mask);
631
632	if (width > INT_MAX / height / bytes_per_pixel)
633	return false;
634
635	data = (char *)malloc (width * height * bytes_per_pixel);
636	if (!data)
637	return false;
638
639	ximage = XCreateImage (dpy, visual, depth, ZPixmap, 0, data,
640	width, height, bytes_per_pixel * 8, 0);
641	if (!ximage)
642	{
643	free (data);
644	return false;
645	}
646
647	ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
648
649	rowstride = gdk_pixbuf_get_rowstride (pixbuf);
650	channels = gdk_pixbuf_get_n_channels (pixbuf);
651	row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
652	line = data;
653
654	for (int y = 0; y < height; y++)
655	{
656	for (int x = 0; x < width; x++)
657	{
658	unsigned char *pixel = row + x * channels;
659	uint32_t value;
660
661	value = ((pixel[0] >> (8 - width_r)) << sh_r)
662	| ((pixel[1] >> (8 - width_g)) << sh_g)
663	| ((pixel[2] >> (8 - width_b)) << sh_b);
664
665	if (bytes_per_pixel == 4)
666	((uint32_t *)line)[x] = value;
667	else
668	((uint16_t *)line)[x] = value;
669	}
670
671	row += rowstride;
672	line += ximage->bytes_per_line;
673	}
674
675	XPutImage (dpy, pixmap, gc, ximage, 0, 0, dst_x, dst_y, width, height);
676	XDestroyImage (ximage);
677	return true;
678	}
679
680	bool
681	rxvt_term::render_image (unsigned long tr_flags)
682	{
683	if (!pixbuf)
684	return false;
685
686	if (tr_flags
687	&& !(bg_flags & BG_HAS_RENDER))
688	return false;
689
690	GdkPixbuf *result;
691
692	int image_width = gdk_pixbuf_get_width (pixbuf);
693	int image_height = gdk_pixbuf_get_height (pixbuf);
694
695	int target_width = szHint.width;
696	int target_height = szHint.height;
697	int new_pmap_width = target_width;
698	int new_pmap_height = target_height;
699
700	int x = 0;
701	int y = 0;
702	int w = 0;
703	int h = 0;
704
705	get_image_geometry (image_width, image_height, w, h, x, y);
706
707	if (!(bg_flags & BG_ROOT_ALIGN)	484	if (!(image.flags & IM_ROOT_ALIGN)
708	&& (x >= target_width	485	&& (x >= target_width
709	|| y >= target_height	486	|| y >= target_height
710	|| x + w <= 0	487	|| x + w <= 0
711	|| y + h <= 0))	488	|| y + h <= 0))
712	return false;	489	return false;
…		…
731	Pixmap root_pmap;	508	Pixmap root_pmap;
732		509
733	image_width = gdk_pixbuf_get_width (result);	510	image_width = gdk_pixbuf_get_width (result);
734	image_height = gdk_pixbuf_get_height (result);	511	image_height = gdk_pixbuf_get_height (result);
735		512
736	if (tr_flags)	513	if (transparent)
737	{	514	{
738	root_pmap = bg_pixmap;	515	root_pmap = bg_pixmap;
739	bg_pixmap = None;	516	bg_pixmap = None;
740	}	517	}
741	else	518	else
742	{	519	{
743	if (bg_flags & BG_TILE)	520	if (image.flags & IM_TILE)
744	{	521	{
745	new_pmap_width = min (image_width, target_width);	522	new_pmap_width = min (image_width, target_width);
746	new_pmap_height = min (image_height, target_height);	523	new_pmap_height = min (image_height, target_height);
747	}	524	}
748	}	525	}
…		…
761	gcv.foreground = pix_colors[Color_bg];	538	gcv.foreground = pix_colors[Color_bg];
762	gc = XCreateGC (dpy, vt, GCForeground, &gcv);	539	gc = XCreateGC (dpy, vt, GCForeground, &gcv);
763		540
764	if (gc)	541	if (gc)
765	{	542	{
766	if (bg_flags & BG_TILE)	543	if (image.flags & IM_TILE)
767	{	544	{
768	Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth);	545	Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth);
769	pixbuf_to_pixmap (result, tile, gc,	546	pixbuf_to_pixmap (result, tile, gc,
770	0, 0,	547	0, 0,
771	0, 0,	548	0, 0,
…		…
799	dst_x, dst_y,	576	dst_x, dst_y,
800	dst_width, dst_height);	577	dst_width, dst_height);
801	}	578	}
802		579
803	#if XRENDER	580	#if XRENDER
804	if (tr_flags)	581	if (transparent)
805	{	582	{
806	XRenderPictureAttributes pa;
807
808	XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, visual);	583	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
		584
809	Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);	585	Picture src = XRenderCreatePicture (dpy, root_pmap, format, 0, 0);
810		586
811	XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
812	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, dst_format, 0, &pa);	587	Picture dst = XRenderCreatePicture (dpy, bg_pixmap, format, 0, 0);
813		588
814	pa.repeat = True;	589	Picture mask = create_xrender_mask (dpy, vt, False, False);
815	Pixmap mask_pmap = XCreatePixmap (dpy, vt, 1, 1, 8);
816	XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
817	Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
818	XFreePixmap (dpy, mask_pmap);
819		590
820	XRenderColor mask_c;	591	XRenderColor mask_c;
821		592
822	mask_c.alpha = 0x8000;	593	mask_c.alpha = 0x8000;
823	mask_c.red = 0;	594	mask_c.red =
824	mask_c.green = 0;	595	mask_c.green =
825	mask_c.blue = 0;	596	mask_c.blue = 0;
826	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);	597	XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
		598
827	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);
828		600
829	XRenderFreePicture (dpy, src);	601	XRenderFreePicture (dpy, src);
830	XRenderFreePicture (dpy, dst);	602	XRenderFreePicture (dpy, dst);
831	XRenderFreePicture (dpy, mask);	603	XRenderFreePicture (dpy, mask);
…		…
838	}	610	}
839		611
840	if (result != pixbuf)	612	if (result != pixbuf)
841	g_object_unref (result);	613	g_object_unref (result);
842		614
843	if (tr_flags)	615	if (transparent)
844	XFreePixmap (dpy, root_pmap);	616	XFreePixmap (dpy, root_pmap);
845		617
846	return ret;	618	return ret;
847	}	619	}
848	# endif /* HAVE_PIXBUF */	620	# endif /* HAVE_PIXBUF */
849		621
850	bool	622	bool
851	rxvt_term::bg_set_file (const char *file)	623	rxvt_image::set_file (const char *file)
852	{	624	{
853	if (!file || !*file)	625	if (!file || !*file)
854	return false;	626	return false;
855		627
856	bool ret = false;	628	bool ret = false;
…		…
863	memcpy (f, file, len);	635	memcpy (f, file, len);
864	f[len] = '\0';	636	f[len] = '\0';
865	file = f;	637	file = f;
866	}	638	}
867		639
868	# ifdef HAVE_AFTERIMAGE
869	if (!asimman)
870	asimman = create_generic_imageman (rs[Rs_path]);
871	ASImage *image = get_asimage (asimman, file, 0xFFFFFFFF, 100);
872	if (image)
873	{
874	if (original_asim)
875	safe_asimage_destroy (original_asim);
876	original_asim = image;
877	bg_flags |= BG_IS_FROM_FILE | BG_CLIENT_RENDER;
878	ret = true;
879	}
880	# endif
881
882	# ifdef HAVE_PIXBUF	640	# ifdef HAVE_PIXBUF
883	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);	641	GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
884	if (image)	642	if (image)
885	{	643	{
886	if (pixbuf)	644	if (pixbuf)
887	g_object_unref (pixbuf);	645	g_object_unref (pixbuf);
888	pixbuf = image;	646	pixbuf = image;
889	bg_flags |= BG_IS_FROM_FILE;	647	flags |= IM_IS_SET;
890	ret = true;	648	ret = true;
891	}	649	}
892	# endif	650	# endif
893		651
894	if (ret)	652	if (ret)
895	{	653	{
896	if (p)	654	if (p)
897	bg_set_geometry (p + 1);	655	set_geometry (p + 1);
898	else	656	else
899	bg_set_default_geometry ();	657	set_default_geometry ();
900	}	658	}
901		659
902	return ret;	660	return ret;
903	}	661	}
904		662
905	# endif /* BG_IMAGE_FROM_FILE */	663	# endif /* BG_IMAGE_FROM_FILE */
906		664
907	# ifdef ENABLE_TRANSPARENCY	665	# ifdef ENABLE_TRANSPARENCY
908	bool
909	rxvt_term::bg_set_transparent ()
910	{
911	if (!(bg_flags & BG_IS_TRANSPARENT))
912	{
913	bg_flags |= BG_IS_TRANSPARENT;
914	return true;
915	}
916
917	return false;
918	}
919
920	bool	666	bool
921	rxvt_term::bg_set_blur (const char *geom)	667	rxvt_term::bg_set_blur (const char *geom)
922	{	668	{
923	bool changed = false;	669	bool changed = false;
924	unsigned int hr, vr;	670	unsigned int hr, vr;
…		…
943	{	689	{
944	changed = true;	690	changed = true;
945	v_blurRadius = vr;	691	v_blurRadius = vr;
946	}	692	}
947		693
948	if (v_blurRadius == 0 && h_blurRadius == 0)
949	bg_flags &= ~BG_NEEDS_BLUR;
950	else
951	bg_flags |= BG_NEEDS_BLUR;
952
953	return changed;	694	return changed;
954	}	695	}
955		696
956	void
957	rxvt_term::set_tint_shade_flags ()
958	{
959	rgba c;
960	bool has_shade = shade != 100;
961
962	bg_flags &= ~BG_TINT_FLAGS;
963
964	tint.get (c);
965
966	if (!has_shade
967	&& (c.r <= 0x00ff || c.r >= 0xff00)
968	&& (c.g <= 0x00ff || c.g >= 0xff00)
969	&& (c.b <= 0x00ff || c.b >= 0xff00))
970	bg_flags |= BG_TINT_BITAND;
971
972	if (has_shade
973	|| c.r < 0xff00
974	|| c.g < 0xff00
975	|| c.b < 0xff00)
976	bg_flags |= BG_NEEDS_TINT;
977	}
978
979	bool	697	bool
980	rxvt_term::bg_set_tint (rxvt_color &new_tint)	698	rxvt_term::bg_set_tint (rxvt_color &new_tint)
981	{	699	{
982	if (tint != new_tint)	700	if (!(bg_flags & BG_TINT_SET) || tint != new_tint)
983	{	701	{
984	tint = new_tint;	702	tint = new_tint;
985	set_tint_shade_flags ();	703	bg_flags |= BG_TINT_SET;
		704
		705	rgba c;
		706	tint.get (c);
		707	if ((c.r <= 0x00ff || c.r >= 0xff00)
		708	&& (c.g <= 0x00ff || c.g >= 0xff00)
		709	&& (c.b <= 0x00ff || c.b >= 0xff00))
		710	bg_flags |= BG_TINT_BITAND;
		711	else
		712	bg_flags &= ~BG_TINT_BITAND;
		713
986	return true;	714	return true;
987	}	715	}
988		716
989	return false;	717	return false;
990	}	718	}
…		…
999	new_shade = 200 - (100 + new_shade);	727	new_shade = 200 - (100 + new_shade);
1000		728
1001	if (new_shade != shade)	729	if (new_shade != shade)
1002	{	730	{
1003	shade = new_shade;	731	shade = new_shade;
1004	set_tint_shade_flags ();
1005	return true;	732	return true;
1006	}	733	}
1007		734
1008	return false;	735	return false;
1009	}	736	}
…		…
1030	params[i+2] = XDoubleToFixed (kernel[i] / sum);	757	params[i+2] = XDoubleToFixed (kernel[i] / sum);
1031	}	758	}
1032	#endif	759	#endif
1033		760
1034	bool	761	bool
1035	rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	762	rxvt_term::blur_pixmap (Pixmap pixmap, int width, int height)
1036	{	763	{
1037	bool ret = false;	764	bool ret = false;
1038	#if XRENDER	765	#if XRENDER
1039	if (!(bg_flags & BG_HAS_RENDER_CONV))	766	if (!(bg_flags & BG_HAS_RENDER_CONV))
1040	return false;	767	return false;
…		…
1044	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));	771	XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
1045		772
1046	XRenderPictureAttributes pa;	773	XRenderPictureAttributes pa;
1047	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);	774	XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1048		775
		776	pa.repeat = RepeatPad;
1049	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);
1050	Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);	779	Picture dst = XRenderCreatePicture (dpy, tmp, format, CPRepeat, &pa);
		780	XFreePixmap (dpy, tmp);
1051		781
1052	if (kernel && params)	782	if (kernel && params)
1053	{	783	{
1054	if (h_blurRadius)
1055	{
1056	size = h_blurRadius * 2 + 1;	784	size = h_blurRadius * 2 + 1;
1057	get_gaussian_kernel (h_blurRadius, size, kernel, params);	785	get_gaussian_kernel (h_blurRadius, size, kernel, params);
1058		786
1059	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);	787	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1060	XRenderComposite (dpy,	788	XRenderComposite (dpy,
1061	PictOpSrc,	789	PictOpSrc,
1062	src,	790	src,
1063	None,	791	None,
1064	dst,	792	dst,
1065	0, 0,	793	0, 0,
1066	0, 0,	794	0, 0,
1067	0, 0,	795	0, 0,
1068	width, height);	796	width, height);
1069	}
1070		797
1071	if (v_blurRadius)	798	::swap (src, dst);
1072	{	799
1073	size = v_blurRadius * 2 + 1;	800	size = v_blurRadius * 2 + 1;
1074	get_gaussian_kernel (v_blurRadius, size, kernel, params);	801	get_gaussian_kernel (v_blurRadius, size, kernel, params);
1075	::swap (params[0], params[1]);	802	::swap (params[0], params[1]);
1076		803
1077	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);	804	XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1078	XRenderComposite (dpy,	805	XRenderComposite (dpy,
1079	PictOpSrc,	806	PictOpSrc,
1080	src,	807	src,
1081	None,	808	None,
1082	dst,	809	dst,
1083	0, 0,	810	0, 0,
1084	0, 0,	811	0, 0,
1085	0, 0,	812	0, 0,
1086	width, height);	813	width, height);
1087	}
1088		814
1089	ret = true;	815	ret = true;
1090	}	816	}
1091		817
1092	free (kernel);	818	free (kernel);
…		…
1096	#endif	822	#endif
1097	return ret;	823	return ret;
1098	}	824	}
1099		825
1100	bool	826	bool
1101	rxvt_term::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)	827	rxvt_term::tint_pixmap (Pixmap pixmap, int width, int height)
1102	{	828	{
1103	bool ret = false;	829	bool ret = false;
1104		830
1105	if (bg_flags & BG_TINT_BITAND)	831	if (shade == 100 && (bg_flags & BG_TINT_BITAND))
1106	{	832	{
1107	XGCValues gcv;	833	XGCValues gcv;
1108	GC gc;	834	GC gc;
1109		835
1110	/* In this case we can tint image server-side getting significant	836	/* In this case we can tint image server-side getting significant
…		…
1122	}	848	}
1123	}	849	}
1124	# if XRENDER	850	# if XRENDER
1125	else if (bg_flags & BG_HAS_RENDER)	851	else if (bg_flags & BG_HAS_RENDER)
1126	{	852	{
1127	rgba c;	853	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1128		854
		855	if (bg_flags & BG_TINT_SET)
1129	tint.get (c);	856	tint.get (c);
1130		857
1131	if (shade <= 100)	858	if (shade <= 100)
1132	{	859	{
1133	c.r = c.r * shade / 100;	860	c.r = c.r * shade / 100;
1134	c.g = c.g * shade / 100;	861	c.g = c.g * shade / 100;
…		…
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	{
…		…
1330	# endif /* ENABLE_TRANSPARENCY */	1064	# endif /* ENABLE_TRANSPARENCY */
1331		1065
1332	bool	1066	bool
1333	rxvt_term::bg_render ()	1067	rxvt_term::bg_render ()
1334	{	1068	{
1335	unsigned long tr_flags = 0;	1069	bool transparent = false;
1336		1070
1337	bg_invalidate ();	1071	bg_invalidate ();
1338	# ifdef ENABLE_TRANSPARENCY	1072	# ifdef ENABLE_TRANSPARENCY
1339	if (bg_flags & BG_IS_TRANSPARENT)	1073	if (bg_flags & BG_IS_TRANSPARENT)
1340	{	1074	{
1341	/* we need to re-generate transparency pixmap in that case ! */	1075	/* we need to re-generate transparency pixmap in that case ! */
1342	tr_flags = make_transparency_pixmap ();	1076	transparent = make_transparency_pixmap ();
1343	if (tr_flags == 0)	1077	if (transparent)
1344	return false;
1345	bg_flags |= BG_IS_VALID;	1078	bg_flags |= BG_IS_VALID;
1346	}	1079	}
1347	# endif	1080	# endif
1348		1081
1349	# ifdef BG_IMAGE_FROM_FILE	1082	# ifdef BG_IMAGE_FROM_FILE
1350	if ((bg_flags & BG_IS_FROM_FILE)	1083	if (bg_image.flags & IM_IS_SET)
1351	|| (tr_flags & BG_EFFECTS_FLAGS))
1352	{	1084	{
1353	if (render_image (tr_flags))	1085	if (render_image (bg_image, transparent))
1354	bg_flags |= BG_IS_VALID;	1086	bg_flags |= BG_IS_VALID;
1355	}
1356	# endif
1357
1358	# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1359	XImage *result = NULL;
1360
1361	if (tr_flags & BG_NEEDS_TINT)
1362	{
1363	result = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
1364	}
1365
1366	if (result)
1367	{
1368	/* our own client-side tinting */
1369	//if (tr_flags & BG_NEEDS_TINT)
1370	if (1)
1371	tint_ximage (DefaultVisual (dpy, display->screen), result);
1372
1373	GC gc = XCreateGC (dpy, vt, 0UL, NULL);
1374
1375	if (gc)
1376	{
1377	XPutImage (dpy, bg_pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1378
1379	XFreeGC (dpy, gc);
1380	}
1381
1382	XDestroyImage (result);
1383	}	1087	}
1384	# endif	1088	# endif
1385		1089
1386	if (!(bg_flags & BG_IS_VALID))	1090	if (!(bg_flags & BG_IS_VALID))
1387	{	1091	{
…		…
1402		1106
1403	void	1107	void
1404	rxvt_term::bg_init ()	1108	rxvt_term::bg_init ()
1405	{	1109	{
1406	#ifdef ENABLE_TRANSPARENCY	1110	#ifdef ENABLE_TRANSPARENCY
1407	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1408	tint.set (this, c);
1409	shade = 100;	1111	shade = 100;
1410	#endif	1112	#endif
1411		1113
1412	bg_flags &= ~(BG_HAS_RENDER | BG_HAS_RENDER_CONV);	1114	bg_flags &= ~(BG_HAS_RENDER | BG_HAS_RENDER_CONV);
1413	#if XRENDER	1115	#if XRENDER
…		…
1426	#endif	1128	#endif
1427	}	1129	}
1428		1130
1429	#endif /* HAVE_BG_PIXMAP */	1131	#endif /* HAVE_BG_PIXMAP */
1430		1132
1431	#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)	1133	#ifdef ENABLE_TRANSPARENCY
1432	/* based on code from aterm-0.4.2 */	1134	/* based on code from aterm-0.4.2 */
1433		1135
1434	static inline void	1136	static inline void
1435	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)
1436	{	1138	{
…		…
1442	lookup[i] = (tmp / 0xffff) << sh;	1144	lookup[i] = (tmp / 0xffff) << sh;
1443	}	1145	}
1444	}	1146	}
1445		1147
1446	void	1148	void
1447	rxvt_term::tint_ximage (Visual *visual, XImage *ximage)	1149	rxvt_term::tint_ximage (XImage *ximage)
1448	{	1150	{
		1151	unsigned int size_r, size_g, size_b;
1449	int sh_r, sh_g, sh_b;	1152	int sh_r, sh_g, sh_b;
1450	uint32_t mask_r, mask_g, mask_b;	1153	uint32_t mask_r, mask_g, mask_b;
1451	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;	1154	uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1452	unsigned short low;	1155	unsigned short low;
1453	int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;	1156	int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
…		…
1458	mask_r = visual->red_mask;	1161	mask_r = visual->red_mask;
1459	mask_g = visual->green_mask;	1162	mask_g = visual->green_mask;
1460	mask_b = visual->blue_mask;	1163	mask_b = visual->blue_mask;
1461		1164
1462	/* boring lookup table pre-initialization */	1165	/* boring lookup table pre-initialization */
1463	switch (ximage->depth)	1166	sh_r = ecb_ctz32 (mask_r);
1464	{	1167	sh_g = ecb_ctz32 (mask_g);
1465	case 15:	1168	sh_b = ecb_ctz32 (mask_b);
1466	if ((mask_r != 0x7c00) ||	1169
1467	(mask_g != 0x03e0) ||	1170	size_r = mask_r >> sh_r;
1468	(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)
1469	return;	1175	return;
1470	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));
1471	lookup_r = lookup;	1178	lookup_r = lookup;
1472	lookup_g = lookup+32;	1179	lookup_g = lookup + size_r;
1473	lookup_b = lookup+32+32;	1180	lookup_b = lookup + size_r + size_g;
1474	sh_r = 10;
1475	sh_g = 5;
1476	sh_b = 0;
1477	break;
1478	case 16:
1479	if ((mask_r != 0xf800) ||
1480	(mask_g != 0x07e0) ||
1481	(mask_b != 0x001f))
1482	return;
1483	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+64+32));
1484	lookup_r = lookup;
1485	lookup_g = lookup+32;
1486	lookup_b = lookup+32+64;
1487	sh_r = 11;
1488	sh_g = 5;
1489	sh_b = 0;
1490	break;
1491	case 24:
1492	if ((mask_r != 0xff0000) ||
1493	(mask_g != 0x00ff00) ||
1494	(mask_b != 0x0000ff))
1495	return;
1496	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1497	lookup_r = lookup;
1498	lookup_g = lookup+256;
1499	lookup_b = lookup+256+256;
1500	sh_r = 16;
1501	sh_g = 8;
1502	sh_b = 0;
1503	break;
1504	case 32:
1505	if ((mask_r != 0xff0000) ||
1506	(mask_g != 0x00ff00) ||
1507	(mask_b != 0x0000ff))
1508	return;
1509	lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1510	lookup_r = lookup;
1511	lookup_g = lookup+256;
1512	lookup_b = lookup+256+256;
1513	sh_r = 16;
1514	sh_g = 8;
1515	sh_b = 0;
1516	break;
1517	default:
1518	return; /* we do not support this color depth */
1519	}
1520		1181
1521	rgba c;	1182	rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1522		1183
		1184	if (bg_flags & BG_TINT_SET)
1523	tint.get (c);	1185	tint.get (c);
1524		1186
1525	/* prepare limits for color transformation (each channel is handled separately) */	1187	/* prepare limits for color transformation (each channel is handled separately) */
1526	if (shade > 100)	1188	if (shade > 100)
1527	{	1189	{
1528	c.r = c.r * (200 - shade) / 100;	1190	c.r = c.r * (200 - shade) / 100;
…		…
1545	fill_lut (lookup_g, mask_g, sh_g, low, c.g);	1207	fill_lut (lookup_g, mask_g, sh_g, low, c.g);
1546	fill_lut (lookup_b, mask_b, sh_b, low, c.b);	1208	fill_lut (lookup_b, mask_b, sh_b, low, c.b);
1547		1209
1548	/* apply table to input image (replacing colors by newly calculated ones) */	1210	/* apply table to input image (replacing colors by newly calculated ones) */
1549	if (ximage->bits_per_pixel == 32	1211	if (ximage->bits_per_pixel == 32
1550	&& (ximage->depth == 24 || ximage->depth == 32)
1551	&& ximage->byte_order == host_byte_order)	1212	&& ximage->byte_order == host_byte_order)
1552	{	1213	{
1553	uint32_t *p1, *pf, *p, *pl;	1214	char *line = ximage->data;
1554	p1 = (uint32_t *) ximage->data;
1555	pf = (uint32_t *) (ximage->data + ximage->height * ximage->bytes_per_line);
1556		1215
1557	while (p1 < pf)	1216	for (int y = 0; y < ximage->height; y++)
1558	{
1559	p = p1;
1560	pl = p1 + ximage->width;
1561	for (; p < pl; p++)
1562	{	1217	{
1563	*p = lookup_r[(*p & 0xff0000) >> 16] |	1218	uint32_t *p = (uint32_t *)line;
1564	lookup_g[(*p & 0x00ff00) >> 8] |	1219	for (int x = 0; x < ximage->width; x++)
1565	lookup_b[(*p & 0x0000ff)] |
1566	(*p & 0xff000000);
1567	}	1220	{
1568	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;
1569	}	1227	}
1570	}	1228	}
1571	else	1229	else
1572	{	1230	{
1573	for (int y = 0; y < ximage->height; y++)	1231	for (int y = 0; y < ximage->height; y++)
…		…
1581	}	1239	}
1582	}	1240	}
1583		1241
1584	free (lookup);	1242	free (lookup);
1585	}	1243	}
1586	#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */	1244	#endif /* ENABLE_TRANSPARENCY */

Diff Legend

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