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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.10 by ayin, Wed Oct 31 09:55:23 2007 UTC vs.
Revision 1.163 by sf-exg, Sat Aug 13 09:05:44 2011 UTC

1/*----------------------------------------------------------------------* 1/*----------------------------------------------------------------------*
2 * File: background.C - former xpm.C 2 * File: background.C - former xpm.C
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) 1997 Carsten Haitzler <raster@zip.com.au>
7 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
8 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
9 * Copyright (c) 2005-2006 Marc Lehmann <pcg@goof.com> 6 * Copyright (c) 2005-2008 Marc Lehmann <schmorp@schmorp.de>
10 * 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>
11 * 9 *
12 * 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
13 * 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
14 * the Free Software Foundation; either version 2 of the License, or 12 * the Free Software Foundation; either version 2 of the License, or
15 * (at your option) any later version. 13 * (at your option) any later version.
… …
22 * 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
23 * along with this program; if not, write to the Free Software 21 * along with this program; if not, write to the Free Software
24 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 22 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
25 *---------------------------------------------------------------------*/ 23 *---------------------------------------------------------------------*/
26 24
25#include <cmath>
27#include "../config.h" /* NECESSARY */ 26#include "../config.h" /* NECESSARY */
28#include "rxvt.h" /* NECESSARY */ 27#include "rxvt.h" /* NECESSARY */
29 28
30#define DO_TIMING_TEST 0 29#if XRENDER
30# include <X11/extensions/Xrender.h>
31#endif
31 32
32#if DO_TIMING_TEST 33#ifndef FilterConvolution
33#define TIMING_TEST_START(id) \ 34#define FilterConvolution "convolution"
34 struct timeval timing_test_##id##_stv;\
35 gettimeofday (&timing_test_##id##_stv, NULL);
36
37#define TIMING_TEST_PRINT_RESULT(id) \
38 do{ struct timeval tv;gettimeofday (&tv, NULL); tv.tv_sec -= (timing_test_##id##_stv).tv_sec;\
39 fprintf (stderr, "%s: %s: %d: elapsed %ld usec\n", #id, __FILE__, __LINE__,\
40 tv.tv_sec * 1000000 + tv.tv_usec - (timing_test_##id##_stv).tv_usec);}while (0)
41
42#else
43#define TIMING_TEST_START(id) do{}while (0)
44#define TIMING_TEST_PRINT_RESULT(id) do{}while (0)
45#endif 35#endif
46 36
47/* 37/*
48 * Pixmap geometry string interpretation : 38 * Pixmap geometry string interpretation :
49 * Each geometry string contains zero or one scale/position 39 * Each geometry string contains zero or one scale/position
50 * adjustment and may optionally be followed by a colon and one or more 40 * adjustment and may optionally be followed by a colon and one or more
51 * colon-delimited pixmap operations. 41 * colon-delimited pixmap operations.
52 * The following table shows the valid geometry strings and their 42 * The following table shows the valid geometry strings and their
53 * affects on the background image : 43 * effects on the background image :
54 * 44 *
55 * WxH+X+Y Set scaling to W% by H%, and position to X% by Y%. 45 * WxH+X+Y Set scaling to W% by H%, and position to X% by Y%.
56 * W and H are percentages of the terminal window size. 46 * W and H are percentages of the terminal window size.
57 * X and Y are also percentages; e.g., +50+50 centers 47 * X and Y are also percentages; e.g., +50+50 centers
58 * the image in the window. 48 * the image in the window.
59 * WxH+X Assumes Y == X
60 * WxH Assumes Y == X == 50 (centers the image)
61 * W+X+Y Assumes H == W
62 * W+X Assumes H == W and Y == X
63 * W Assumes H == W and Y == X == 50
64 *
65 * Adjusting position only :
66 * =+X+Y Set position to X% by Y% (absolute).
67 * =+X Set position to X% by X%.
68 * +X+Y Adjust position horizontally X% and vertically Y%
69 * from current position (relative).
70 * +X Adjust position horizontally X% and vertically X%
71 * from current position.
72 *
73 * Adjusting scale only :
74 * Wx0 Multiply horizontal scaling factor by W%
75 * 0xH Multiply vertical scaling factor by H%
76 * 0x0 No scaling (show image at normal size).
77 * 49 *
78 * Pixmap Operations : (should be prepended by a colon) 50 * Pixmap Operations : (should be prepended by a colon)
79 * tile Tile image. Scaling/position modifiers above will affect
80 * the tile size and origin.
81 * propscale When scaling, scale proportionally. That is, maintain the
82 * proper aspect ratio for the image. Any portion of the
83 * background not covered by the image is filled with the
84 * current background color.
85 * hscale Scale horizontally, tile vertically ?
86 * vscale Tile horizontally, scale vertically ?
87 * scale Scale both up and down
88 * auto Same as 100x100+50+50
89 */ 51 */
90 52
91#ifdef HAVE_BG_PIXMAP 53#ifdef HAVE_BG_PIXMAP
92bgPixmap_t::bgPixmap_t() 54void
55rxvt_term::bg_destroy ()
93{ 56{
94#ifdef HAVE_AFTERIMAGE 57#ifdef HAVE_AFTERIMAGE
95 original_asim = NULL; 58 if (original_asim)
59 safe_asimage_destroy (original_asim);
60 if (asv)
61 destroy_asvisual (asv, 0);
62 if (asimman)
63 destroy_image_manager (asimman, 0);
96#endif 64#endif
97#ifdef BG_IMAGE_FROM_FILE 65
98 h_scale = v_scale = 0; 66#ifdef HAVE_PIXBUF
99 h_align = v_align = 0; 67 if (pixbuf)
68 g_object_unref (pixbuf);
100#endif 69#endif
101 flags = 0;
102 pixmap = None;
103}
104 70
71 if (bg_pixmap)
72 XFreePixmap (dpy, bg_pixmap);
73}
105 74
106bool 75bool
107bgPixmap_t::window_size_sensitive () 76rxvt_term::bg_set_position (int x, int y)
108{ 77{
109# ifdef BG_IMAGE_FROM_FILE 78
110# ifdef HAVE_AFTERIMAGE 79 if (target_x != x
111 if (original_asim != NULL) 80 || target_y != y)
112# endif
113 { 81 {
114 if (h_scale != 0 || v_scale != 0 82 target_x = x;
115 || h_align != 0 || v_align != 0) 83 target_y = y;
116 return true; 84 return true;
117 } 85 }
118# endif 86 return false;
87}
88
89bool
90rxvt_term::bg_window_size_sensitive ()
91{
119# ifdef ENABLE_TRANSPARENCY 92# ifdef ENABLE_TRANSPARENCY
120 if (flags & isTransparent) 93 if (bg_flags & BG_IS_TRANSPARENT)
121 return true; 94 return true;
122# endif 95# endif
96
97# ifdef BG_IMAGE_FROM_FILE
98 if (bg_flags & BG_IS_FROM_FILE)
99 {
100 if (bg_flags & BG_IS_SIZE_SENSITIVE)
101 return true;
102 }
103# endif
104
123 return false; 105 return false;
124} 106}
125 107
126bool bgPixmap_t::need_client_side_rendering () 108bool
109rxvt_term::bg_window_position_sensitive ()
127{ 110{
128# ifdef HAVE_AFTERIMAGE 111# ifdef ENABLE_TRANSPARENCY
129 if (original_asim != NULL) 112 if (bg_flags & BG_IS_TRANSPARENT)
130 return true; 113 return true;
131# endif 114# endif
132# ifdef ENABLE_TRANSPARENCY 115
133 if (flags & isTransparent) 116# ifdef BG_IMAGE_FROM_FILE
117 if (bg_flags & BG_IS_FROM_FILE)
134 { 118 {
135# ifdef HAVE_AFTERIMAGE // can't blur without libAI anyways 119 if (bg_flags & BG_ROOT_ALIGN)
136 if ((flags & blurNeeded) && !(flags & blurServerSide))
137 return true; 120 return true;
138# endif
139 if ((flags & tintNeeded) && !(flags & tintServerSide))
140 return true;
141 } 121 }
142# endif 122# endif
123
143 return false; 124 return false;
144} 125}
145 126
146# ifdef BG_IMAGE_FROM_FILE 127# ifdef BG_IMAGE_FROM_FILE
147static inline bool 128static inline bool
… …
180 161
181static inline int 162static inline int
182make_align_position (int align, int window_size, int image_size) 163make_align_position (int align, int window_size, int image_size)
183{ 164{
184 int diff = window_size - image_size; 165 int diff = window_size - image_size;
185 int smaller = MIN (image_size,window_size); 166 int smaller = min (image_size, window_size);
186 167
187 if (align >= 0 && align <= 50) 168 if (align >= 0 && align <= 100)
188 return diff * align / 100; 169 return diff * align / 100;
189 else if (align > 50 && align <= 100)
190 return window_size - image_size - diff * (100 - align) / 100;
191 else if (align > 100 && align <= 200 ) 170 else if (align > 100 && align <= 200)
192 return ((align - 100) * smaller / 100) + window_size - smaller; 171 return ((align - 100) * smaller / 100) + window_size - smaller;
193 else if (align > -100 && align < 0) 172 else if (align >= -100 && align < 0)
194 return ((align + 100) * smaller / 100) - image_size; 173 return ((align + 100) * smaller / 100) - image_size;
195 return 0; 174 return 0;
196} 175}
197 176
198static inline int 177static inline int
199make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size) 178make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)
200{ 179{
201 int src_pos = 0; 180 int src_pos = 0;
202 dst_pos = 0; 181 dst_pos = pos;
203 dst_size = size; 182 dst_size = size;
204 if (pos < 0 && size > target_size) 183 if (pos < 0)
205 { 184 {
206 src_pos = -pos; 185 src_pos = -pos;
186 dst_pos = 0;
207 dst_size += pos; 187 dst_size += pos;
208 } 188 }
209 else if (pos > 0)
210 dst_pos = pos;
211 189
212 if (dst_pos + dst_size > target_size) 190 if (dst_pos + dst_size > target_size)
213 dst_size = target_size - dst_pos; 191 dst_size = target_size - dst_pos;
214 return src_pos; 192 return src_pos;
215} 193}
216 194
217bool 195bool
218bgPixmap_t::set_geometry (const char *geom) 196rxvt_term::bg_set_geometry (const char *geom, bool update)
219{ 197{
198 bool changed = false;
220 int geom_flags = 0, changed = 0; 199 int geom_flags = 0;
221 int x = 0, y = 0; 200 int x = 0, y = 0;
222 unsigned int w = 0, h = 0; 201 unsigned int w = 0, h = 0;
223 unsigned int n; 202 unsigned long new_flags = (bg_flags & (~BG_GEOMETRY_FLAGS));
224 unsigned long new_flags = (flags & (~geometryFlags));
225 char *p;
226# define MAXLEN_GEOM 256 /* could be longer then regular geometry string */
227 203
228 if (geom == NULL) 204 if (geom == NULL)
229 return false; 205 return false;
230 206
231 char str[MAXLEN_GEOM]; 207 if (geom[0])
232
233 while (isspace(*geom)) ++geom;
234 if ((p = strchr (geom, ';')) == NULL)
235 p = strchr (geom, '\0');
236
237 n = (p - geom);
238 if (n < MAXLEN_GEOM)
239 { 208 {
240 char *ops; 209 char **arr = rxvt_strsplit (':', geom);
241 new_flags |= geometrySet;
242 210
243 strncpy (str, geom, n); 211 for (int i = 0; arr[i]; i++)
244 str[n] = '\0';
245 if (str[0] == ':')
246 ops = &str[0];
247 else if (str[0] != 'x' && str[0] != 'X' && isalpha(str[0]))
248 ops = &str[0];
249 else
250 {
251 char *tmp;
252 ops = strchr (str, ':');
253 if (ops != NULL)
254 { 212 {
255 for (tmp = ops-1; tmp >= str && isspace(*tmp); --tmp); 213 if (!strcasecmp (arr[i], "style=tiled"))
256 *(++tmp) = '\0';
257 if (ops == tmp) ++ops;
258 } 214 {
259 } 215 new_flags = BG_TILE;
260 216 w = h = noScale;
261 if (ops > str || ops == NULL) 217 x = y = 0;
262 { 218 geom_flags = WidthValue|HeightValue|XValue|YValue;
263 /* we have geometry string - let's handle it prior to applying ops */
264 geom_flags = XParseGeometry (str, &x, &y, &w, &h);
265
266 if ((geom_flags & XValue) && !(geom_flags & YValue))
267 { 219 }
268 y = x; 220 else if (!strcasecmp (arr[i], "style=aspect-stretched"))
269 geom_flags |= YValue;
270 } 221 {
271 222 new_flags = BG_PROP_SCALE;
272 if (flags & geometrySet) 223 x = y = centerAlign;
273 {/* new geometry is an adjustment to the old one ! */
274 if ((geom_flags & WidthValue) && (geom_flags & HeightValue))
275 {
276 if (w == 0 && h != 0)
277 {
278 w = h_scale;
279 h = (v_scale * h) / 100;
280 }
281 else if (h == 0 && w != 0)
282 {
283 w = (h_scale * w) / 100;
284 h = v_scale;
285 }
286 }
287 if (geom_flags & XValue) 224 geom_flags = XValue|YValue;
288 {
289 if (str[0] != '=')
290 {
291 y += v_align;
292 x += h_align;
293 }
294 }
295 }
296 else /* setting up geometry from scratch */
297 { 225 }
298 if (!(geom_flags & XValue)) 226 else if (!strcasecmp (arr[i], "style=stretched"))
299 {/* use default geometry - centered */
300 x = y = defaultAlign;
301 }
302 else if (!(geom_flags & YValue))
303 y = x;
304
305 if ((geom_flags & (WidthValue|HeightValue)) == 0)
306 {/* use default geometry - scaled */
307 w = h = defaultScale;
308 }
309 else if (geom_flags & WidthValue)
310 {
311 if (!(geom_flags & HeightValue))
312 h = w;
313 }
314 else
315 w = h;
316 } 227 {
228 new_flags = 0;
229 w = h = windowScale;
230 geom_flags = WidthValue|HeightValue;
231 }
232 else if (!strcasecmp (arr[i], "style=centered"))
233 {
234 new_flags = 0;
235 w = h = noScale;
236 x = y = centerAlign;
237 geom_flags = WidthValue|HeightValue|XValue|YValue;
238 }
239 else if (!strcasecmp (arr[i], "style=root-tiled"))
240 {
241 new_flags = BG_TILE|BG_ROOT_ALIGN;
242 w = h = noScale;
243 geom_flags = WidthValue|HeightValue;
244 }
245 else if (!strcasecmp (arr[i], "op=tile"))
246 new_flags |= BG_TILE;
247 else if (!strcasecmp (arr[i], "op=pscale"))
248 new_flags |= BG_PROP_SCALE;
249 else if (!strcasecmp (arr[i], "op=root"))
250 new_flags |= BG_ROOT_ALIGN;
251
252 // deprecated
253 else if (!strcasecmp (arr[i], "tile"))
254 {
255 new_flags |= BG_TILE;
256 w = h = noScale;
257 geom_flags |= WidthValue|HeightValue;
258 }
259 else if (!strcasecmp (arr[i], "propscale"))
260 {
261 new_flags |= BG_PROP_SCALE;
262 }
263 else if (!strcasecmp (arr[i], "hscale"))
264 {
265 new_flags |= BG_TILE;
266 w = windowScale;
267 h = noScale;
268 geom_flags |= WidthValue|HeightValue;
269 }
270 else if (!strcasecmp (arr[i], "vscale"))
271 {
272 new_flags |= BG_TILE;
273 h = windowScale;
274 w = noScale;
275 geom_flags |= WidthValue|HeightValue;
276 }
277 else if (!strcasecmp (arr[i], "scale"))
278 {
279 w = h = windowScale;
280 geom_flags |= WidthValue|HeightValue;
281 }
282 else if (!strcasecmp (arr[i], "auto"))
283 {
284 w = h = windowScale;
285 x = y = centerAlign;
286 geom_flags |= WidthValue|HeightValue|XValue|YValue;
287 }
288 else if (!strcasecmp (arr[i], "root"))
289 {
290 new_flags |= BG_TILE|BG_ROOT_ALIGN;
291 w = h = noScale;
292 geom_flags |= WidthValue|HeightValue;
293 }
294
295 else
296 geom_flags |= XParseGeometry (arr[i], &x, &y, &w, &h);
317 } /* done parsing geometry string */ 297 } /* done parsing ops */
318 else if (!(flags & geometrySet)) 298
319 { /* default geometry - scaled and centered */ 299 rxvt_free_strsplit (arr);
300 }
301
302 if (!update)
303 {
304 if (!(geom_flags & XValue))
320 x = y = defaultAlign; 305 x = y = defaultAlign;
306 else if (!(geom_flags & YValue))
307 y = x;
308
309 if (!(geom_flags & (WidthValue|HeightValue)))
321 w = h = defaultScale; 310 w = h = defaultScale;
322 } 311 else if (!(geom_flags & HeightValue))
312 h = w;
313 else if (!(geom_flags & WidthValue))
314 w = h;
323 315
324 if (!(flags & geometrySet))
325 geom_flags |= WidthValue|HeightValue|XValue|YValue; 316 geom_flags |= WidthValue|HeightValue|XValue|YValue;
317 }
326 318
327 if (ops)
328 {
329 while (*ops)
330 {
331 while (*ops == ':' || isspace(*ops)) ++ops;
332# define CHECK_GEOM_OPS(op_str) (strncasecmp (ops, (op_str), sizeof(op_str)-1) == 0)
333 if (CHECK_GEOM_OPS("tile"))
334 {
335 w = h = 0;
336 geom_flags |= WidthValue|HeightValue;
337 }
338 else if (CHECK_GEOM_OPS("propscale"))
339 {
340 if (w == 0 && h == 0)
341 {
342 w = 100;
343 geom_flags |= WidthValue;
344 }
345 new_flags |= propScale;
346 }
347 else if (CHECK_GEOM_OPS("hscale"))
348 {
349 if (w == 0)
350 w = 100;
351 h = 0;
352 geom_flags |= WidthValue|HeightValue;
353 }
354 else if (CHECK_GEOM_OPS("vscale"))
355 {
356 if (h == 0)
357 h = 100;
358 w = 0;
359 geom_flags |= WidthValue|HeightValue;
360 }
361 else if (CHECK_GEOM_OPS("scale"))
362 {
363 if (h == 0)
364 h = 100;
365 if (w == 0)
366 w = 100;
367 geom_flags |= WidthValue|HeightValue;
368 }
369 else if (CHECK_GEOM_OPS("auto"))
370 {
371 w = h = 100;
372 x = y = 50;
373 geom_flags |= WidthValue|HeightValue|XValue|YValue;
374 }
375# undef CHECK_GEOM_OPS
376 while (*ops != ':' && *ops != '\0') ++ops;
377 } /* done parsing ops */
378 }
379
380 if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) 319 if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;
381 ++changed;
382 if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) 320 if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;
383 ++changed;
384 if (check_set_align_value (geom_flags, XValue, h_align, x)) 321 if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;
385 ++changed;
386 if (check_set_align_value (geom_flags, YValue, v_align, y)) 322 if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
387 ++changed;
388 }
389 323
390 if (new_flags != flags) 324 if (new_flags != bg_flags)
391 { 325 {
392 flags = new_flags; 326 bg_flags = new_flags;
393 changed++; 327 changed = true;
394 } 328 }
395//fprintf( stderr, "flags = %lX, scale = %ux%u, align=%+d%+d\n", 329
396// flags, h_scale, v_scale, h_align, v_align);
397 return (changed > 0); 330 return changed;
331}
332
333void
334rxvt_term::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
335{
336 int target_width = szHint.width;
337 int target_height = szHint.height;
338
339 if (bg_flags & BG_PROP_SCALE)
340 {
341 float scale = (float)target_width / image_width;
342 min_it (scale, (float)target_height / image_height);
343 w = image_width * scale + 0.5;
344 h = image_height * scale + 0.5;
345 }
346 else
347 {
348 w = h_scale * target_width / 100;
349 h = v_scale * target_height / 100;
350 }
351
352 if (!w) w = image_width;
353 if (!h) h = image_height;
354
355 if (bg_flags & BG_ROOT_ALIGN)
356 {
357 x = -target_x;
358 y = -target_y;
359 }
360 else
361 {
362 x = make_align_position (h_align, target_width, w);
363 y = make_align_position (v_align, target_height, h);
364 }
365
366 bg_flags &= ~BG_IS_SIZE_SENSITIVE;
367 if (!(bg_flags & BG_TILE)
368 || (bg_flags & BG_PROP_SCALE) || h_scale || v_scale
369 || (!(bg_flags & BG_ROOT_ALIGN) && (h_align || v_align))
370 || w > target_width || h > target_height)
371 bg_flags |= BG_IS_SIZE_SENSITIVE;
398} 372}
399 373
400# ifdef HAVE_AFTERIMAGE 374# ifdef HAVE_AFTERIMAGE
401bool 375bool
402bgPixmap_t::render_asim (ASImage *background, ARGB32 background_tint) 376rxvt_term::render_image (unsigned long tr_flags)
403{ 377{
404 if (target == NULL) 378 init_asv ();
405 return false;
406 379
407 int target_width = (int)target->szHint.width; 380 ASImage *background = NULL;
408 int target_height = (int)target->szHint.height; 381 ARGB32 background_tint = TINT_LEAVE_SAME;
409 int new_pmap_width = target_width, new_pmap_height = target_height; 382
383# ifdef ENABLE_TRANSPARENCY
384 if (tr_flags)
385 background = pixmap2ximage (asv, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, 100);
386
387 if (tr_flags & BG_NEEDS_TINT)
388 {
389 ShadingInfo as_shade;
390 as_shade.shading = shade;
391
392 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
393 if (bg_flags & BG_TINT_SET)
394 tint.get (c);
395 as_shade.tintColor.red = c.r;
396 as_shade.tintColor.green = c.g;
397 as_shade.tintColor.blue = c.b;
398
399 background_tint = shading2tint32 (&as_shade);
400 }
401
402 if ((tr_flags & BG_NEEDS_BLUR) && background != NULL)
403 {
404 ASImage *tmp = blur_asimage_gauss (asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
405 (original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,
406 100, ASIMAGE_QUALITY_DEFAULT);
407 if (tmp)
408 {
409 destroy_asimage (&background);
410 background = tmp;
411 }
412 }
413# endif
414
410 ASImage *result = NULL; 415 ASImage *result = 0;
416
417 int target_width = szHint.width;
418 int target_height = szHint.height;
419 int new_pmap_width = target_width;
420 int new_pmap_height = target_height;
411 421
412 int x = 0; 422 int x = 0;
413 int y = 0; 423 int y = 0;
414 int w = h_scale * target_width / 100; 424 int w = 0;
415 int h = v_scale * target_height / 100; 425 int h = 0;
416
417 TIMING_TEST_START (asim);
418 426
419 if (original_asim) 427 if (original_asim)
420 { 428 get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
421 x = make_align_position (h_align, target_width, w > 0 ? w : (int)original_asim->width);
422 y = make_align_position (v_align, target_height, h > 0 ? h : (int)original_asim->height);
423 }
424 429
425 if (original_asim == NULL 430 if (!original_asim
431 || (!(bg_flags & BG_ROOT_ALIGN)
426 || x >= target_width 432 && (x >= target_width
427 || y >= target_height 433 || y >= target_height
428 || (w > 0 && x + w <= 0) 434 || (x + w <= 0)
429 || (h > 0 && y + h <= 0)) 435 || (y + h <= 0))))
430 { 436 {
431 if (background) 437 if (background)
432 { 438 {
433 new_pmap_width = background->width; 439 new_pmap_width = background->width;
434 new_pmap_height = background->height; 440 new_pmap_height = background->height;
435 result = background; 441 result = background;
442
436 if (background_tint != TINT_LEAVE_SAME) 443 if (background_tint != TINT_LEAVE_SAME)
437 { 444 {
438 ASImage* tmp = tile_asimage (target->asv, background, 0, 0, 445 ASImage *tmp = tile_asimage (asv, background, 0, 0,
439 target_width, target_height, background_tint, 446 target_width, target_height, background_tint,
440 ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT); 447 ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
441 if (tmp) 448 if (tmp)
442 result = tmp; 449 result = tmp;
443 } 450 }
… …
446 new_pmap_width = new_pmap_height = 0; 453 new_pmap_width = new_pmap_height = 0;
447 } 454 }
448 else 455 else
449 { 456 {
450 result = original_asim; 457 result = original_asim;
458
451 if ((w > 0 && w != original_asim->width) 459 if ((w != original_asim->width)
452 || (h > 0 && h != original_asim->height)) 460 || (h != original_asim->height))
453 { 461 {
454 result = scale_asimage (target->asv, original_asim, 462 result = scale_asimage (asv, original_asim,
455 w > 0 ? w : original_asim->width, 463 w, h,
456 h > 0 ? h : original_asim->height,
457 background ? ASA_ASImage : ASA_XImage, 464 background ? ASA_ASImage : ASA_XImage,
458 100, ASIMAGE_QUALITY_DEFAULT); 465 100, ASIMAGE_QUALITY_DEFAULT);
459 } 466 }
467
460 if (background == NULL) 468 if (background == NULL)
469 {
470 if (bg_flags & BG_TILE)
471 {
461 {/* if tiling - pixmap has to be sized exactly as the image */ 472 /* if tiling - pixmap has to be sized exactly as the image,
462 if (h_scale == 0) 473 but there is no need to make it bigger than the window! */
463 new_pmap_width = result->width; 474 new_pmap_width = min (result->width, target_width);
464 if (v_scale == 0)
465 new_pmap_height = result->height; 475 new_pmap_height = min (result->height, target_height);
476
466 /* we also need to tile our image in one or both directions */ 477 /* we also need to tile our image in both directions */
467 if (h_scale == 0 || v_scale == 0)
468 {
469 ASImage *tmp = tile_asimage (target->asv, result, 478 ASImage *tmp = tile_asimage (asv, result,
470 (h_scale > 0) ? 0 : (int)result->width - x, 479 (int)result->width - x,
471 (v_scale > 0) ? 0 : (int)result->height - y, 480 (int)result->height - y,
481 new_pmap_width,
472 result->width, result->height, 482 new_pmap_height,
473 TINT_LEAVE_SAME, ASA_XImage, 483 TINT_LEAVE_SAME, ASA_XImage,
474 100, ASIMAGE_QUALITY_DEFAULT); 484 100, ASIMAGE_QUALITY_DEFAULT);
475 if (tmp) 485 if (tmp)
476 { 486 {
477 if (result != original_asim) 487 if (result != original_asim)
478 destroy_asimage (&result); 488 destroy_asimage (&result);
489
479 result = tmp; 490 result = tmp;
480 } 491 }
481 } 492 }
482 } 493 }
483 else 494 else
495 {
484 {/* if blending background and image - pixmap has to be sized same as target window */ 496 /* if blending background and image - pixmap has to be sized same as target window */
485 ASImageLayer *layers = create_image_layers (2); 497 ASImageLayer *layers = create_image_layers (2);
486 ASImage *merged_im = NULL;
487 498
488 layers[0].im = background; 499 layers[0].im = background;
489 layers[0].clip_width = target_width; 500 layers[0].clip_width = target_width;
490 layers[0].clip_height = target_height; 501 layers[0].clip_height = target_height;
491 layers[0].tint = background_tint; 502 layers[0].tint = background_tint;
492 layers[1].im = result; 503 layers[1].im = result;
493 if (w <= 0) 504
505 if (bg_flags & BG_TILE)
506 {
494 {/* tile horizontally */ 507 /* tile horizontally */
495 while (x > 0) x -= (int)result->width; 508 while (x > 0) x -= (int)result->width;
496 layers[1].dst_x = x; 509 layers[1].dst_x = x;
497 layers[1].clip_width = result->width+target_width; 510 layers[1].clip_width = result->width+target_width;
498 } 511 }
499 else 512 else
513 {
500 {/* clip horizontally */ 514 /* clip horizontally */
501 layers[1].dst_x = x; 515 layers[1].dst_x = x;
502 layers[1].clip_width = result->width; 516 layers[1].clip_width = result->width;
503 } 517 }
504 if (h <= 0) 518
519 if (bg_flags & BG_TILE)
505 { 520 {
506 while (y > 0) y -= (int)result->height; 521 while (y > 0) y -= (int)result->height;
507 layers[1].dst_y = y; 522 layers[1].dst_y = y;
508 layers[1].clip_height = result->height + target_height; 523 layers[1].clip_height = result->height + target_height;
509 } 524 }
510 else 525 else
511 { 526 {
512 layers[1].dst_y = y; 527 layers[1].dst_y = y;
513 layers[1].clip_height = result->height; 528 layers[1].clip_height = result->height;
514 } 529 }
530
515 if (target->rs[Rs_blendtype]) 531 if (rs[Rs_blendtype])
516 { 532 {
517 layers[1].merge_scanlines = blend_scanlines_name2func (target->rs[Rs_blendtype]); 533 layers[1].merge_scanlines = blend_scanlines_name2func (rs[Rs_blendtype]);
518 if (layers[1].merge_scanlines == NULL) 534 if (layers[1].merge_scanlines == NULL)
519 layers[1].merge_scanlines = alphablend_scanlines; 535 layers[1].merge_scanlines = alphablend_scanlines;
520 } 536 }
537
521 ASImage *tmp = merge_layers (target->asv, layers, 2, target_width, target_height, 538 ASImage *tmp = merge_layers (asv, layers, 2, target_width, target_height,
522 ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT); 539 ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
540
523 if (tmp) 541 if (tmp)
524 { 542 {
525 if (result != original_asim) 543 if (result != original_asim)
526 destroy_asimage (&result); 544 destroy_asimage (&result);
545
527 result = tmp; 546 result = tmp;
528 } 547 }
548
529 free (layers); 549 free (layers);
530 } 550 }
531 } 551 }
532 TIMING_TEST_PRINT_RESULT (asim);
533 552
534 if (pixmap) 553 bool ret = false;
535 {
536 if (result == NULL
537 || pmap_width != new_pmap_width
538 || pmap_height != new_pmap_height
539 || pmap_depth != target->depth)
540 {
541 XFreePixmap (target->dpy, pixmap);
542 pixmap = None;
543 }
544 }
545 554
546 if (result) 555 if (result)
547 { 556 {
548 XGCValues gcv; 557 XGCValues gcv;
549 GC gc; 558 GC gc;
550 559
551 /* create Pixmap */ 560 /* create Pixmap */
552 if (pixmap == None) 561 if (bg_pixmap == None
562 || bg_pmap_width != new_pmap_width
563 || bg_pmap_height != new_pmap_height)
553 { 564 {
565 if (bg_pixmap)
566 XFreePixmap (dpy, bg_pixmap);
554 pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth); 567 bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
555 pmap_width = new_pmap_width; 568 bg_pmap_width = new_pmap_width;
556 pmap_height = new_pmap_height; 569 bg_pmap_height = new_pmap_height;
557 pmap_depth = target->depth;
558 } 570 }
559 /* fill with background color ( if result's not completely overlapping it)*/ 571 /* fill with background color (if result's not completely overlapping it) */
560 gcv.foreground = target->pix_colors[Color_bg]; 572 gcv.foreground = pix_colors[Color_bg];
561 gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv); 573 gc = XCreateGC (dpy, vt, GCForeground, &gcv);
562 574
563 int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0; 575 int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
564 int dst_width = result->width, dst_height = result->height; 576 int dst_width = result->width, dst_height = result->height;
565 if (background == NULL) 577 if (background == NULL)
566 { 578 {
567 if (h_scale > 0) 579 if (!(bg_flags & BG_TILE))
580 {
568 src_x = make_clip_rectangle (x, result->width, new_pmap_width, dst_x, dst_width); 581 src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );
569 if (v_scale > 0)
570 src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height); 582 src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
583 }
571 584
572 if (dst_x > 0 || dst_y > 0 585 if (dst_x > 0 || dst_y > 0
573 || dst_x + dst_width < new_pmap_width 586 || dst_x + dst_width < new_pmap_width
574 || dst_y + dst_height < new_pmap_height) 587 || dst_y + dst_height < new_pmap_height)
575 {
576 XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height); 588 XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
577 }
578 } 589 }
579 590
580 /* put result on pixmap */ 591 /* put result on pixmap */
581 if (dst_x < new_pmap_width && dst_y < new_pmap_height) 592 if (dst_x < new_pmap_width && dst_y < new_pmap_height)
582 asimage2drawable (target->asv, pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True); 593 asimage2drawable (asv, bg_pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);
583 594
584 if (result != background && result != original_asim) 595 if (result != background && result != original_asim)
585 destroy_asimage (&result); 596 destroy_asimage (&result);
586 597
587 XFreeGC (target->dpy, gc); 598 XFreeGC (dpy, gc);
588 TIMING_TEST_PRINT_RESULT (asim); 599
600 ret = true;
601 }
602
603 if (background)
604 destroy_asimage (&background);
605
606 return ret;
607}
608# endif /* HAVE_AFTERIMAGE */
609
610# ifdef HAVE_PIXBUF
611bool
612rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
613 int src_x, int src_y, int dst_x, int dst_y,
614 unsigned int width, unsigned int height)
615{
616 XImage *ximage;
617 char *data, *line;
618 int bytes_per_pixel;
619 int width_r, width_g, width_b;
620 int sh_r, sh_g, sh_b;
621 int rowstride;
622 int channels;
623 unsigned char *row;
624
625 if (visual->c_class != TrueColor)
626 return false;
627
628 if (depth == 24 || depth == 32)
629 bytes_per_pixel = 4;
630 else if (depth == 15 || depth == 16)
631 bytes_per_pixel = 2;
632 else
633 return false;
634
635 width_r = ecb_popcount32 (visual->red_mask);
636 width_g = ecb_popcount32 (visual->green_mask);
637 width_b = ecb_popcount32 (visual->blue_mask);
638
639 if (width_r > 8 || width_g > 8 || width_b > 8)
640 return false;
641
642 sh_r = ecb_ctz32 (visual->red_mask);
643 sh_g = ecb_ctz32 (visual->green_mask);
644 sh_b = ecb_ctz32 (visual->blue_mask);
645
646 if (width > INT_MAX / height / bytes_per_pixel)
647 return false;
648
649 data = (char *)malloc (width * height * bytes_per_pixel);
650 if (!data)
651 return false;
652
653 ximage = XCreateImage (dpy, visual, depth, ZPixmap, 0, data,
654 width, height, bytes_per_pixel * 8, 0);
655 if (!ximage)
589 } 656 {
657 free (data);
658 return false;
659 }
590 660
661 ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
662
663 rowstride = gdk_pixbuf_get_rowstride (pixbuf);
664 channels = gdk_pixbuf_get_n_channels (pixbuf);
665 row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
666 line = data;
667
668 for (int y = 0; y < height; y++)
669 {
670 for (int x = 0; x < width; x++)
671 {
672 unsigned char *pixel = row + x * channels;
673 uint32_t value;
674
675 value = ((pixel[0] >> (8 - width_r)) << sh_r)
676 | ((pixel[1] >> (8 - width_g)) << sh_g)
677 | ((pixel[2] >> (8 - width_b)) << sh_b);
678
679 if (bytes_per_pixel == 4)
680 ((uint32_t *)line)[x] = value;
681 else
682 ((uint16_t *)line)[x] = value;
683 }
684
685 row += rowstride;
686 line += ximage->bytes_per_line;
687 }
688
689 XPutImage (dpy, pixmap, gc, ximage, 0, 0, dst_x, dst_y, width, height);
690 XDestroyImage (ximage);
591 return true; 691 return true;
592} 692}
593# endif /* HAVE_AFTERIMAGE */
594 693
595bool 694bool
596bgPixmap_t::set_file (const char *file) 695rxvt_term::render_image (unsigned long tr_flags)
597{ 696{
598 char *f; 697 if (!pixbuf)
698 return false;
599 699
600 assert (file != NULL); 700 if (tr_flags
701 && !(bg_flags & BG_HAS_RENDER))
702 return false;
601 703
602 if (*file != '\0') 704 GdkPixbuf *result;
705
706 int image_width = gdk_pixbuf_get_width (pixbuf);
707 int image_height = gdk_pixbuf_get_height (pixbuf);
708
709 int target_width = szHint.width;
710 int target_height = szHint.height;
711 int new_pmap_width = target_width;
712 int new_pmap_height = target_height;
713
714 int x = 0;
715 int y = 0;
716 int w = 0;
717 int h = 0;
718
719 get_image_geometry (image_width, image_height, w, h, x, y);
720
721 if (!(bg_flags & BG_ROOT_ALIGN)
722 && (x >= target_width
723 || y >= target_height
724 || (x + w <= 0)
725 || (y + h <= 0)))
726 return false;
727
728 result = pixbuf;
729
730 if ((w != image_width)
731 || (h != image_height))
732 {
733 result = gdk_pixbuf_scale_simple (pixbuf,
734 w, h,
735 GDK_INTERP_BILINEAR);
603 { 736 }
737
738 if (!result)
739 return false;
740
741 bool ret = false;
742
743 XGCValues gcv;
744 GC gc;
745 Pixmap root_pmap;
746
747 image_width = gdk_pixbuf_get_width (result);
748 image_height = gdk_pixbuf_get_height (result);
749
750 if (tr_flags)
751 {
752 root_pmap = bg_pixmap;
753 bg_pixmap = None;
754 }
755 else
756 {
757 if (bg_flags & BG_TILE)
758 {
759 new_pmap_width = min (image_width, target_width);
760 new_pmap_height = min (image_height, target_height);
761 }
762 }
763
764 if (bg_pixmap == None
765 || bg_pmap_width != new_pmap_width
766 || bg_pmap_height != new_pmap_height)
767 {
768 if (bg_pixmap)
769 XFreePixmap (dpy, bg_pixmap);
770 bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
771 bg_pmap_width = new_pmap_width;
772 bg_pmap_height = new_pmap_height;
773 }
774
775 gcv.foreground = pix_colors[Color_bg];
776 gc = XCreateGC (dpy, vt, GCForeground, &gcv);
777
778 if (gc)
779 {
780 if (bg_flags & BG_TILE)
781 {
782 Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth);
783 pixbuf_to_pixmap (result, tile, gc,
784 0, 0,
785 0, 0,
786 image_width, image_height);
787
788 gcv.tile = tile;
789 gcv.fill_style = FillTiled;
790 gcv.ts_x_origin = x;
791 gcv.ts_y_origin = y;
792 XChangeGC (dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
793
794 XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
795 XFreePixmap (dpy, tile);
796 }
797 else
798 {
799 int src_x, src_y, dst_x, dst_y;
800 int dst_width, dst_height;
801
802 src_x = make_clip_rectangle (x, image_width , new_pmap_width , dst_x, dst_width );
803 src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);
804
805 if (dst_x > 0 || dst_y > 0
806 || dst_x + dst_width < new_pmap_width
807 || dst_y + dst_height < new_pmap_height)
808 XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
809
810 if (dst_x < new_pmap_width && dst_y < new_pmap_height)
811 pixbuf_to_pixmap (result, bg_pixmap, gc,
812 src_x, src_y,
813 dst_x, dst_y,
814 dst_width, dst_height);
815 }
816
817#if XRENDER
818 if (tr_flags)
819 {
820 XRenderPictureAttributes pa;
821
822 XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, visual);
823 Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);
824
825 XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
826 Picture dst = XRenderCreatePicture (dpy, bg_pixmap, dst_format, 0, &pa);
827
828 pa.repeat = True;
829 Pixmap mask_pmap = XCreatePixmap (dpy, vt, 1, 1, 8);
830 XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
831 Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
832 XFreePixmap (dpy, mask_pmap);
833
834 XRenderColor mask_c;
835
836 mask_c.alpha = 0x8000;
837 mask_c.red = 0;
838 mask_c.green = 0;
839 mask_c.blue = 0;
840 XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
841 XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
842
843 XRenderFreePicture (dpy, src);
844 XRenderFreePicture (dpy, dst);
845 XRenderFreePicture (dpy, mask);
846 }
847#endif
848
849 XFreeGC (dpy, gc);
850
851 ret = true;
852 }
853
854 if (result != pixbuf)
855 g_object_unref (result);
856
857 if (tr_flags)
858 XFreePixmap (dpy, root_pmap);
859
860 return ret;
861}
862# endif /* HAVE_PIXBUF */
863
864bool
865rxvt_term::bg_set_file (const char *file)
866{
867 if (!file || !*file)
868 return false;
869
870 if (const char *p = strchr (file, ';'))
871 {
872 size_t len = p - file;
873 char *f = rxvt_temp_buf<char> (len + 1);
874 memcpy (f, file, len);
875 f[len] = '\0';
876 file = f;
877 }
878
604# ifdef HAVE_AFTERIMAGE 879# ifdef HAVE_AFTERIMAGE
605 if (target->asimman == NULL) 880 if (!asimman)
606 target->asimman = create_generic_imageman (target->rs[Rs_path]); 881 asimman = create_generic_imageman (rs[Rs_path]);
607 if ((f = strchr (file, ';')) == NULL)
608 original_asim = get_asimage (target->asimman, file, 0xFFFFFFFF, 100); 882 ASImage *image = get_asimage (asimman, file, 0xFFFFFFFF, 100);
609 else 883 if (image)
610 { 884 {
611 size_t len = f - file; 885 if (original_asim)
612 f = (char *)malloc (len + 1); 886 safe_asimage_destroy (original_asim);
613 strncpy (f, file, len); 887 original_asim = image;
614 f[len] = '\0'; 888 bg_flags |= BG_IS_FROM_FILE | BG_CLIENT_RENDER;
615 original_asim = get_asimage (target->asimman, f, 0xFFFFFFFF, 100); 889 return true;
616 free (f); 890 }
617 }
618 return (original_asim != NULL);
619# endif 891# endif
892
893# ifdef HAVE_PIXBUF
894 GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
895 if (image)
620 } 896 {
897 if (pixbuf)
898 g_object_unref (pixbuf);
899 pixbuf = image;
900 bg_flags |= BG_IS_FROM_FILE;
901 return true;
902 }
903# endif
904
621 return false; 905 return false;
622} 906}
623 907
624# endif /* BG_IMAGE_FROM_FILE */ 908# endif /* BG_IMAGE_FROM_FILE */
625 909
626# ifdef ENABLE_TRANSPARENCY 910# ifdef ENABLE_TRANSPARENCY
627bool 911bool
628bgPixmap_t::set_transparent () 912rxvt_term::bg_set_transparent ()
629{ 913{
630 if (!(flags & isTransparent)) 914 if (!(bg_flags & BG_IS_TRANSPARENT))
631 { 915 {
632 flags |= isTransparent; 916 bg_flags |= BG_IS_TRANSPARENT;
633 return true; 917 return true;
634 } 918 }
919
635 return false; 920 return false;
636} 921}
637 922
638bool 923bool
639bgPixmap_t::set_blur_radius (const char *geom) 924rxvt_term::bg_set_blur (const char *geom)
640{ 925{
641 int changed = 0; 926 bool changed = false;
642 unsigned int hr, vr; 927 unsigned int hr, vr;
643 int junk; 928 int junk;
644 int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr); 929 int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
645 930
646 if (!(geom_flags&WidthValue)) 931 if (!(geom_flags & WidthValue))
647 hr = 1; 932 hr = 1;
648 if (!(geom_flags&HeightValue)) 933 if (!(geom_flags & HeightValue))
649 vr = hr; 934 vr = hr;
650 935
936 min_it (hr, 128);
937 min_it (vr, 128);
938
651 if (h_blurRadius != hr) 939 if (h_blurRadius != hr)
652 { 940 {
653 ++changed; 941 changed = true;
654 h_blurRadius = hr; 942 h_blurRadius = hr;
655 } 943 }
656 944
657 if (v_blurRadius != vr) 945 if (v_blurRadius != vr)
658 { 946 {
659 ++changed; 947 changed = true;
660 v_blurRadius = vr; 948 v_blurRadius = vr;
661 } 949 }
662 950
663 if (v_blurRadius == 0 && h_blurRadius == 0) 951 if (v_blurRadius == 0 && h_blurRadius == 0)
664 flags &= ~blurNeeded; 952 bg_flags &= ~BG_NEEDS_BLUR;
665 else 953 else
666 flags |= blurNeeded; 954 bg_flags |= BG_NEEDS_BLUR;
667 955
668 return (changed>0); 956 return changed;
669} 957}
670 958
671static inline unsigned long 959void
672compute_tint_shade_flags (rxvt_color *tint, int shade) 960rxvt_term::set_tint_shade_flags ()
673{ 961{
674 unsigned long flags = 0;
675 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC); 962 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
676 bool has_shade = (shade > 0 && shade < 100) || (shade > 100 && shade < 200); 963 bool has_shade = shade != 100;
677 964
678 if (tint) 965 bg_flags &= ~BG_TINT_FLAGS;
966
967 if (bg_flags & BG_TINT_SET)
679 { 968 {
680 tint->get (c); 969 tint.get (c);
681# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)
682 if (!has_shade && IS_COMPONENT_WHOLESOME (c.r)
683 && IS_COMPONENT_WHOLESOME (c.g)
684 && IS_COMPONENT_WHOLESOME (c.b))
685 flags |= bgPixmap_t::tintWholesome;
686# undef IS_COMPONENT_WHOLESOME
687 }
688
689 if (has_shade) 970 if (!has_shade
690 flags |= bgPixmap_t::tintNeeded; 971 && (c.r <= 0x00ff || c.r >= 0xff00)
691 else if (tint) 972 && (c.g <= 0x00ff || c.g >= 0xff00)
973 && (c.b <= 0x00ff || c.b >= 0xff00))
974 bg_flags |= BG_TINT_BITAND;
692 { 975 }
693 if ((c.r > 0x000700 || c.g > 0x000700 || c.b > 0x000700) 976
694 && (c.r < 0x00f700 || c.g < 0x00f700 || c.b < 0x00f700)) 977 if (has_shade || (bg_flags & BG_TINT_SET))
978 bg_flags |= BG_NEEDS_TINT;
979}
980
981bool
982rxvt_term::bg_set_tint (rxvt_color &new_tint)
983{
984 if (!(bg_flags & BG_TINT_SET) || tint != new_tint)
985 {
986 tint = new_tint;
987 bg_flags |= BG_TINT_SET;
988 set_tint_shade_flags ();
989 return true;
990 }
991
992 return false;
993}
994
995bool
996rxvt_term::bg_set_shade (const char *shade_str)
997{
998 int new_shade = (shade_str) ? atoi (shade_str) : 100;
999
1000 clamp_it (new_shade, -100, 200);
1001 if (new_shade < 0)
1002 new_shade = 200 - (100 + new_shade);
1003
1004 if (new_shade != shade)
1005 {
1006 shade = new_shade;
1007 set_tint_shade_flags ();
1008 return true;
1009 }
1010
1011 return false;
1012}
1013
1014#if XRENDER
1015static void
1016get_gaussian_kernel (int radius, int width, double *kernel, XFixed *params)
1017{
1018 double sigma = radius / 2.0;
1019 double scale = sqrt (2.0 * M_PI) * sigma;
1020 double sum = 0.0;
1021
1022 for (int i = 0; i < width; i++)
1023 {
1024 double x = i - width / 2;
1025 kernel[i] = exp (-(x * x) / (2.0 * sigma * sigma)) / scale;
1026 sum += kernel[i];
1027 }
1028
1029 params[0] = XDoubleToFixed (width);
1030 params[1] = XDoubleToFixed (1);
1031
1032 for (int i = 0; i < width; i++)
1033 params[i+2] = XDoubleToFixed (kernel[i] / sum);
1034}
1035#endif
1036
1037bool
1038rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
1039{
1040 bool ret = false;
1041#if XRENDER
1042 int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
1043 double *kernel = (double *)malloc (size * sizeof (double));
1044 XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
1045
1046 XRenderPictureAttributes pa;
1047 XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1048
1049 Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
1050 Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
1051
1052 if (kernel && params)
1053 {
1054 if (h_blurRadius)
695 { 1055 {
696 flags |= bgPixmap_t::tintNeeded; 1056 size = h_blurRadius * 2 + 1;
1057 get_gaussian_kernel (h_blurRadius, size, kernel, params);
1058
1059 XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1060 XRenderComposite (dpy,
1061 PictOpSrc,
1062 src,
1063 None,
1064 dst,
1065 0, 0,
1066 0, 0,
1067 0, 0,
1068 width, height);
697 } 1069 }
698 }
699 1070
700 if (flags & bgPixmap_t::tintNeeded) 1071 if (v_blurRadius)
1072 {
1073 size = v_blurRadius * 2 + 1;
1074 get_gaussian_kernel (v_blurRadius, size, kernel, params);
1075 ::swap (params[0], params[1]);
1076
1077 XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1078 XRenderComposite (dpy,
1079 PictOpSrc,
1080 src,
1081 None,
1082 dst,
1083 0, 0,
1084 0, 0,
1085 0, 0,
1086 width, height);
1087 }
1088
1089 ret = true;
701 { 1090 }
702 if (flags & bgPixmap_t::tintWholesome) 1091
703 flags |= bgPixmap_t::tintServerSide; 1092 free (kernel);
1093 free (params);
1094 XRenderFreePicture (dpy, src);
1095 XRenderFreePicture (dpy, dst);
1096#endif
1097 return ret;
1098}
1099
1100bool
1101rxvt_term::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
1102{
1103 bool ret = false;
1104
1105 if (bg_flags & BG_TINT_BITAND)
1106 {
1107 XGCValues gcv;
1108 GC gc;
1109
1110 /* In this case we can tint image server-side getting significant
1111 * performance improvements, as we eliminate XImage transfer
1112 */
1113 gcv.foreground = Pixel (tint);
1114 gcv.function = GXand;
1115 gcv.fill_style = FillSolid;
1116 gc = XCreateGC (dpy, pixmap, GCFillStyle | GCForeground | GCFunction, &gcv);
1117 if (gc)
1118 {
1119 XFillRectangle (dpy, pixmap, gc, 0, 0, width, height);
1120 ret = true;
1121 XFreeGC (dpy, gc);
1122 }
1123 }
1124 else
1125 {
1126# if XRENDER
1127 rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1128
1129 if (bg_flags & BG_TINT_SET)
1130 tint.get (c);
1131
1132 if (shade <= 100)
1133 {
1134 c.r = c.r * shade / 100;
1135 c.g = c.g * shade / 100;
1136 c.b = c.b * shade / 100;
1137 }
704 else 1138 else
705 { 1139 {
706#if XFT 1140 c.r = c.r * (200 - shade) / 100;
707 flags |= bgPixmap_t::tintServerSide; 1141 c.g = c.g * (200 - shade) / 100;
708#endif 1142 c.b = c.b * (200 - shade) / 100;
1143 }
1144
1145 XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
1146 XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1147 XRenderPictureAttributes pa;
1148
1149 Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
1150
1151 pa.repeat = True;
1152
1153 Pixmap overlay_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
1154 Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1155 XFreePixmap (dpy, overlay_pmap);
1156
1157 pa.component_alpha = True;
1158 Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
1159 Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat | CPComponentAlpha, &pa);
1160 XFreePixmap (dpy, mask_pmap);
1161
1162 XRenderColor mask_c;
1163
1164 mask_c.alpha = 0xffff;
1165 mask_c.red =
1166 mask_c.green =
1167 mask_c.blue = 0;
1168 XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1169
1170 mask_c.alpha = 0;
1171 mask_c.red = 0xffff - c.r;
1172 mask_c.green = 0xffff - c.g;
1173 mask_c.blue = 0xffff - c.b;
1174 XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1175 XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
1176
1177 if (shade > 100)
709 } 1178 {
710 } 1179 mask_c.red = mask_c.green = mask_c.blue = 0xffff * (shade - 100) / 100;
1180 mask_c.alpha = 0;
1181 XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
711 1182
712 return flags; 1183 XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);
713} 1184 }
714 1185
715bool
716bgPixmap_t::set_tint (rxvt_color &new_tint)
717{
718 if (tint != new_tint)
719 {
720 unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);
721 tint = new_tint;
722 flags = (flags & ~tintFlags) | new_flags | tintSet;
723 return true; 1186 ret = true;
724 }
725 return false;
726}
727 1187
728bool 1188 XRenderFreePicture (dpy, mask_pic);
729bgPixmap_t::unset_tint () 1189 XRenderFreePicture (dpy, overlay_pic);
730{ 1190 XRenderFreePicture (dpy, back_pic);
731 unsigned long new_flags = compute_tint_shade_flags (NULL, shade); 1191# endif
732
733 if (new_flags != (flags & tintFlags))
734 { 1192 }
735 flags = (flags&~tintFlags)|new_flags; 1193
736 return true;
737 }
738 return false; 1194 return ret;
739} 1195}
740 1196
741bool 1197/*
742bgPixmap_t::set_shade (const char *shade_str) 1198 * Builds a pixmap of the same size as the terminal window that contains
743{
744 int new_shade = (shade_str) ? atoi (shade_str) : 0;
745
746 if (new_shade < 0 && new_shade > -100)
747 new_shade = 200 - (100 + new_shade);
748 else if (new_shade == 100)
749 new_shade = 0;
750
751 if (new_shade != shade)
752 {
753 unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);
754 shade = new_shade;
755 flags = (flags & (~tintFlags | tintSet)) | new_flags;
756 return true;
757 }
758 return false;
759}
760
761/* make_transparency_pixmap()
762 * Builds a pixmap sized the same as terminal window, with depth same as the root window
763 * that pixmap contains tiled portion of the root pixmap that is supposed to be covered by 1199 * the tiled portion of the root pixmap that is supposed to be covered by
764 * our window. 1200 * our window.
765 */ 1201 */
766unsigned long 1202unsigned long
767bgPixmap_t::make_transparency_pixmap () 1203rxvt_term::make_transparency_pixmap ()
768{ 1204{
769 unsigned long result = 0; 1205 unsigned long result = 0;
770 1206
771 if (target == NULL)
772 return 0;
773
774 /* root dimentions may change from call to call - but Display structure should 1207 /* root dimensions may change from call to call - but Display structure should
775 * be always up-to-date, so let's use it : 1208 * be always up-to-date, so let's use it :
776 */ 1209 */
777 Window root = target->display->root;
778 int screen = target->display->screen; 1210 int screen = display->screen;
779 Display *dpy = target->dpy; 1211 int root_depth = DefaultDepth (dpy, screen);
780 int root_width = DisplayWidth (dpy, screen); 1212 int root_width = DisplayWidth (dpy, screen);
781 int root_height = DisplayHeight (dpy, screen); 1213 int root_height = DisplayHeight (dpy, screen);
782 unsigned int root_pmap_width, root_pmap_height; 1214 unsigned int root_pmap_width, root_pmap_height;
783 int window_width = target->szHint.width; 1215 int window_width = szHint.width;
784 int window_height = target->szHint.height; 1216 int window_height = szHint.height;
785 int sx, sy; 1217 int sx, sy;
786 XGCValues gcv; 1218 XGCValues gcv;
1219 GC gc;
787 1220
788 TIMING_TEST_START (tp); 1221 sx = target_x;
789 target->get_window_origin (sx, sy); 1222 sy = target_y;
790 1223
791 /* check if we are outside of the visible part of the virtual screen : */ 1224 /* check if we are outside of the visible part of the virtual screen : */
792 if (sx + window_width <= 0 || sy + window_height <= 0 1225 if (sx + window_width <= 0 || sy + window_height <= 0
793 || sx >= root_width || sy >= root_height) 1226 || sx >= root_width || sy >= root_height)
794 return 0; 1227 return 0;
795 1228
1229 // validate root pixmap and get its size
796 if (root_pixmap != None) 1230 if (root_pixmap != None)
797 {/* we want to validate the pixmap and get it's size at the same time : */ 1231 {
1232 Window wdummy;
798 int junk; 1233 int idummy;
799 unsigned int ujunk; 1234 unsigned int udummy;
800 /* root pixmap may be bad - allow a error */ 1235
801 target->allowedxerror = -1; 1236 allowedxerror = -1;
802 1237
803 if (!XGetGeometry (dpy, root_pixmap, &root, &junk, &junk, &root_pmap_width, &root_pmap_height, &ujunk, &ujunk)) 1238 if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pmap_width, &root_pmap_height, &udummy, &udummy))
804 root_pixmap = None; 1239 root_pixmap = None;
805 1240
806 target->allowedxerror = 0; 1241 allowedxerror = 0;
1242 }
1243
1244 Pixmap recoded_root_pmap = root_pixmap;
1245
1246 if (root_pixmap != None && root_depth != depth)
807 } 1247 {
1248#if XRENDER
1249 if (bg_flags & BG_HAS_RENDER)
1250 {
1251 recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);
808 1252
809 Pixmap tiled_root_pmap = XCreatePixmap (dpy, root, window_width, window_height, root_depth); 1253 XRenderPictureAttributes pa;
810 GC gc = NULL;
811 1254
812 if (tiled_root_pmap == None) /* something really bad happened - abort */ 1255 XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
1256 Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);
1257
1258 XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
1259 Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);
1260
1261 XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
1262
1263 XRenderFreePicture (dpy, src);
1264 XRenderFreePicture (dpy, dst);
1265 }
1266 else
1267#endif
1268 recoded_root_pmap = None;
1269 }
1270
1271 if (recoded_root_pmap == None)
813 return 0; 1272 return 0;
814 1273
815 if (root_pixmap == None) 1274 if (bg_pixmap == None
816 { /* use tricks to obtain the root background image :*/ 1275 || bg_pmap_width != window_width
817 /* we want to create Overrideredirect window overlapping out window 1276 || bg_pmap_height != window_height)
818 with background type of Parent Relative and then grab it */
819 XSetWindowAttributes attr;
820 Window src;
821 bool success = false;
822
823 attr.background_pixmap = ParentRelative;
824 attr.backing_store = Always;
825 attr.event_mask = ExposureMask;
826 attr.override_redirect = True;
827 src = XCreateWindow (dpy, root, sx, sy, window_width, window_height, 0,
828 CopyFromParent, CopyFromParent, CopyFromParent,
829 CWBackPixmap|CWBackingStore|CWOverrideRedirect|CWEventMask,
830 &attr);
831
832 if (src != None)
833 {
834 XEvent event;
835 int ev_count = 0;
836 XGrabServer (dpy);
837 XMapRaised (dpy, src);
838 XSync (dpy, False);
839
840 /* XSync should get window where it's properly exposed,
841 * but to be on the safe side - let's check for the actuall event to arrive : */
842 while (XCheckWindowEvent (dpy, src, ExposureMask, &event))
843 ++ev_count;
844
845 if (ev_count > 0);
846 { /* hooray! - we can grab the image! */
847 gc = XCreateGC (dpy, root, 0, NULL);
848 if (gc)
849 {
850 XCopyArea (dpy, src, tiled_root_pmap, gc, 0, 0, window_width, window_height, 0, 0);
851 success = true;
852 }
853 }
854 XDestroyWindow (dpy, src);
855 XUngrabServer (dpy);
856 //fprintf (stderr, "%s:%d: ev_count = %d\n", __FUNCTION__, __LINE__, ev_count);
857 }
858
859 if (!success)
860 {
861 XFreePixmap (dpy, tiled_root_pmap);
862 tiled_root_pmap = None;
863 }
864 else
865 result |= transpPmapTiled;
866 } 1277 {
867 else 1278 if (bg_pixmap)
1279 XFreePixmap (dpy, bg_pixmap);
1280 bg_pixmap = XCreatePixmap (dpy, vt, window_width, window_height, depth);
1281 bg_pmap_width = window_width;
1282 bg_pmap_height = window_height;
1283 }
1284
868 {/* strightforward pixmap copy */ 1285 /* straightforward pixmap copy */
1286 while (sx < 0) sx += root_width;
1287 while (sy < 0) sy += root_height;
1288
869 gcv.tile = root_pixmap; 1289 gcv.tile = recoded_root_pmap;
870 gcv.fill_style = FillTiled; 1290 gcv.fill_style = FillTiled;
871
872 while (sx < 0) sx += (int)root_width;
873 while (sy < 0) sy += (int)root_height;
874
875 gcv.ts_x_origin = -sx; 1291 gcv.ts_x_origin = -sx;
876 gcv.ts_y_origin = -sy; 1292 gcv.ts_y_origin = -sy;
877 gc = XCreateGC (dpy, root, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv); 1293 gc = XCreateGC (dpy, vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
1294
1295 if (gc)
1296 {
1297 XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);
1298 result |= BG_IS_VALID | (bg_flags & BG_EFFECTS_FLAGS);
1299 XFreeGC (dpy, gc);
1300
1301 if (!(bg_flags & BG_CLIENT_RENDER))
1302 {
1303 if ((bg_flags & BG_NEEDS_BLUR)
1304 && (bg_flags & BG_HAS_RENDER_CONV))
1305 {
1306 if (blur_pixmap (bg_pixmap, visual, window_width, window_height))
1307 result &= ~BG_NEEDS_BLUR;
1308 }
1309 if ((bg_flags & BG_NEEDS_TINT)
1310 && (bg_flags & (BG_TINT_BITAND | BG_HAS_RENDER)))
1311 {
1312 if (tint_pixmap (bg_pixmap, visual, window_width, window_height))
1313 result &= ~BG_NEEDS_TINT;
1314 }
1315 } /* server side rendering completed */
1316 }
1317
1318 if (recoded_root_pmap != root_pixmap)
1319 XFreePixmap (dpy, recoded_root_pmap);
1320
1321 return result;
1322}
1323
1324void
1325rxvt_term::bg_set_root_pixmap ()
1326{
1327 Pixmap new_root_pixmap = get_pixmap_property (xa[XA_XROOTPMAP_ID]);
1328 if (new_root_pixmap == None)
1329 new_root_pixmap = get_pixmap_property (xa[XA_ESETROOT_PMAP_ID]);
1330
1331 root_pixmap = new_root_pixmap;
1332}
1333# endif /* ENABLE_TRANSPARENCY */
1334
1335#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1336static void shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c);
1337# endif
1338
1339bool
1340rxvt_term::bg_render ()
1341{
1342 unsigned long tr_flags = 0;
1343
1344 bg_invalidate ();
1345# ifdef ENABLE_TRANSPARENCY
1346 if (bg_flags & BG_IS_TRANSPARENT)
1347 {
1348 /* we need to re-generate transparency pixmap in that case ! */
1349 tr_flags = make_transparency_pixmap ();
1350 if (tr_flags == 0)
1351 return false;
1352 else if (!(tr_flags & BG_EFFECTS_FLAGS))
1353 bg_flags |= BG_IS_VALID;
1354 }
1355# endif
1356
1357# ifdef BG_IMAGE_FROM_FILE
1358 if ((bg_flags & BG_IS_FROM_FILE)
1359 || (tr_flags & BG_EFFECTS_FLAGS))
1360 {
1361 if (render_image (tr_flags))
1362 bg_flags |= BG_IS_VALID;
1363 }
1364# endif
1365
1366# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1367 XImage *result = NULL;
1368
1369 if (tr_flags && !(bg_flags & BG_IS_VALID))
1370 {
1371 result = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
1372 }
1373
1374 if (result)
1375 {
1376 /* our own client-side tinting */
1377 if (tr_flags & BG_NEEDS_TINT)
1378 {
1379 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1380 if (bg_flags & BG_TINT_SET)
1381 tint.get (c);
1382 shade_ximage (DefaultVisual (dpy, display->screen), result, shade, c);
1383 }
1384
1385 GC gc = XCreateGC (dpy, vt, 0UL, NULL);
878 1386
879 if (gc) 1387 if (gc)
880 { 1388 {
881 XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height); 1389 XPutImage (dpy, bg_pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
882 result |= transpPmapTiled;
883 }
884 }
885 TIMING_TEST_PRINT_RESULT (tp);
886 1390
887 if (tiled_root_pmap != None) 1391 XFreeGC (dpy, gc);
888 { 1392 bg_flags |= BG_IS_VALID;
889 if (!need_client_side_rendering ())
890 { 1393 }
891 if ((flags & tintNeeded))
892 {
893 if (flags & tintWholesome)
894 {
895 /* In this case we can tint image server-side getting significant
896 * performance improvements, as we eliminate XImage transfer
897 */
898 gcv.foreground = Pixel (tint);
899 gcv.function = GXand;
900 gcv.fill_style = FillSolid;
901 if (gc)
902 XChangeGC (dpy, gc, GCFillStyle | GCForeground | GCFunction, &gcv);
903 else
904 gc = XCreateGC (dpy, root, GCFillStyle | GCForeground | GCFunction, &gcv);
905 if (gc)
906 {
907 XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
908 result |= transpPmapTinted;
909 }
910 }
911 else
912 {
913# if XFT
914 Picture back_pic = 0;
915 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
916 1394
917 if (flags & tintSet) 1395 XDestroyImage (result);
918 tint.get (c);
919
920 if (shade > 0 && shade < 100)
921 {
922 c.r = (c.r * shade) / 100;
923 c.g = (c.g * shade) / 100;
924 c.b = (c.b * shade) / 100;
925 }
926 else if( shade > 100 && shade < 200)
927 {
928 c.r = (c.r * (200 - shade)) / 100;
929 c.g = (c.g * (200 - shade)) / 100;
930 c.b = (c.b * (200 - shade)) / 100;
931 }
932
933 XRenderPictFormat pf;
934 pf.type = PictTypeDirect;
935 pf.depth = 32;
936 pf.direct.redMask = 0xff;
937 pf.direct.greenMask = 0xff;
938 pf.direct.blueMask = 0xff;
939 pf.direct.alphaMask = 0xff;
940
941 XRenderPictFormat *solid_format = XRenderFindFormat (dpy,
942 (PictFormatType|
943 PictFormatDepth|
944 PictFormatRedMask|
945 PictFormatGreenMask|
946 PictFormatBlueMask|
947 PictFormatAlphaMask),
948 &pf,
949 0);
950 XRenderPictFormat *root_format = XRenderFindVisualFormat (dpy, DefaultVisualOfScreen (ScreenOfDisplay (dpy, target->display->screen)));
951 XRenderPictureAttributes pa ;
952
953 back_pic = XRenderCreatePicture (dpy, tiled_root_pmap, root_format, 0, &pa);
954
955 pa.repeat = True;
956
957 Pixmap overlay_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
958 Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
959 XFreePixmap (dpy, overlay_pmap);
960
961 pa.component_alpha = True;
962 Pixmap mask_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
963 Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
964 XFreePixmap (dpy, mask_pmap);
965
966 if (mask_pic && overlay_pic && back_pic)
967 {
968 XRenderColor mask_c;
969
970 memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof (mask_c));
971 mask_c.alpha = 0xffff;
972 XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
973
974 mask_c.alpha = 0;
975 mask_c.red = 0xffff - c.r;
976 mask_c.green = 0xffff - c.g;
977 mask_c.blue = 0xffff - c.b;
978 XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
979 XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, window_width, window_height);
980 result |= transpPmapTinted;
981 }
982 XRenderFreePicture (dpy, mask_pic);
983 XRenderFreePicture (dpy, overlay_pic);
984 XRenderFreePicture (dpy, back_pic);
985# if DO_TIMING_TEST
986 XSync (dpy, False);
987# endif
988# endif
989 }
990 }
991 } /* server side rendering completed */
992
993 if (pixmap)
994 XFreePixmap (dpy, pixmap);
995
996 pixmap = tiled_root_pmap;
997 pmap_width = window_width;
998 pmap_height = window_height;
999 pmap_depth = root_depth;
1000 }
1001
1002 if (gc)
1003 XFreeGC (dpy, gc);
1004
1005 TIMING_TEST_PRINT_RESULT (tp);
1006
1007 return result;
1008}
1009
1010bool
1011bgPixmap_t::set_root_pixmap ()
1012{
1013 Pixmap new_root_pixmap = None;
1014
1015 new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);
1016 if (new_root_pixmap == None)
1017 new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);
1018
1019 if (new_root_pixmap != root_pixmap)
1020 { 1396 }
1021 root_pixmap = new_root_pixmap;
1022 return true;
1023 }
1024 return false;
1025}
1026# endif /* ENABLE_TRANSPARENCY */
1027
1028# ifndef HAVE_AFTERIMAGE
1029static void ShadeXImage(rxvt_term *term, XImage* srcImage, int shade, int rm, int gm, int bm);
1030# endif 1397# endif
1031 1398
1032 1399 if (!(bg_flags & BG_IS_VALID))
1033bool
1034bgPixmap_t::render ()
1035{
1036 unsigned long background_flags = 0;
1037
1038 if (target == NULL)
1039 return false;
1040
1041 TIMING_TEST_START (tp);
1042
1043 invalidate();
1044# ifdef ENABLE_TRANSPARENCY
1045 if (flags & isTransparent)
1046 {
1047 /* we need to re-generate transparency pixmap in that case ! */
1048 background_flags = make_transparency_pixmap ();
1049 if (background_flags == 0)
1050 return false;
1051 else if ((background_flags & transpTransformations) == (flags & transpTransformations)
1052 && pmap_depth == target->depth)
1053 flags = flags & ~isInvalid;
1054 } 1400 {
1055# endif
1056
1057 XImage *result = NULL;
1058# ifdef HAVE_AFTERIMAGE
1059 if (original_asim
1060 || (background_flags & transpTransformations) != (flags & transpTransformations))
1061 {
1062 ASImage *background = NULL;
1063 ARGB32 as_tint = TINT_LEAVE_SAME;
1064 if (background_flags)
1065 background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);
1066
1067# ifdef ENABLE_TRANSPARENCY
1068 if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
1069 {
1070 ShadingInfo as_shade;
1071 as_shade.shading = (shade == 0) ? 100 : shade;
1072
1073 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1074 if (flags & tintSet)
1075 tint.get (c);
1076 as_shade.tintColor.red = c.r;
1077 as_shade.tintColor.green = c.g;
1078 as_shade.tintColor.blue = c.b;
1079
1080 as_tint = shading2tint32 (&as_shade);
1081 }
1082 if (!(background_flags & transpPmapBlured) && (flags & blurNeeded) && background != NULL)
1083 {
1084 ASImage* tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
1085 (original_asim == NULL || tint == TINT_LEAVE_SAME)?ASA_XImage:ASA_ASImage,
1086 100, ASIMAGE_QUALITY_DEFAULT);
1087 if (tmp)
1088 {
1089 destroy_asimage (&background);
1090 background = tmp;
1091 }
1092 }
1093# endif
1094
1095 if (render_asim (background, as_tint))
1096 flags = flags & ~isInvalid;
1097 if (background)
1098 destroy_asimage (&background);
1099 }
1100 else if (background_flags && pmap_depth != target->depth)
1101 {
1102 result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1103 }
1104
1105# elif !XFT /* our own client-side tinting */
1106
1107 /* ATTENTION: We ASSUME that XFT will let us do all the tinting neccessary server-side.
1108 This may need to be changed in need_client_side_rendering() logic is altered !!! */
1109
1110 if (background_flags && (flags & isInvalid))
1111 {
1112 result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1113 if (result != NULL && !(background_flags & transpPmapTinted) && (flags & tintNeeded))
1114 {
1115 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1116 if (flags & tintSet)
1117 tint.get (c);
1118 ShadeXImage (target, result, shade, c.r, c.g, c.b);
1119 }
1120 }
1121# endif /* HAVE_AFTERIMAGE */
1122
1123 if (result != NULL)
1124 {
1125 GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);
1126 if (gc)
1127 {
1128 if (/*pmap_depth != target->depth &&*/ pixmap != None)
1129 {
1130 XFreePixmap (target->dpy, pixmap);
1131 pixmap = None;
1132 }
1133 if (pixmap == None)
1134 {
1135 pixmap = XCreatePixmap (target->dpy, target->vt, result->width, result->height, target->depth);
1136 pmap_width = result->width;
1137 pmap_height = result->height;
1138 pmap_depth = target->depth;
1139 }
1140 if (pmap_depth != result->depth)
1141 { /* Bad Match error will ensue ! stupid X !!!! */
1142 if( result->depth == 24 && pmap_depth == 32)
1143 result->depth = 32;
1144 else if( result->depth == 32 && pmap_depth == 24)
1145 result->depth = 24;
1146 else
1147 {
1148 /* TODO: implement image recoding */
1149 }
1150 }
1151 if (pmap_depth == result->depth)
1152 XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1153 XFreeGC (target->dpy, gc);
1154 flags = flags & ~isInvalid;
1155 }
1156 XDestroyImage (result);
1157 }
1158
1159 if (flags & isInvalid)
1160 {
1161 if (pixmap != None) 1401 if (bg_pixmap != None)
1162 { 1402 {
1163 XFreePixmap (target->dpy, pixmap); 1403 XFreePixmap (dpy, bg_pixmap);
1164 pixmap = None; 1404 bg_pixmap = None;
1165 } 1405 }
1166 } 1406 }
1167 1407
1168 apply (); 1408 scr_recolour (false);
1409 bg_flags |= BG_NEEDS_REFRESH;
1169 1410
1170 TIMING_TEST_PRINT_RESULT (tp); 1411 bg_valid_since = ev::now ();
1171 1412
1172 return true; 1413 return true;
1173} 1414}
1174 1415
1175bool
1176bgPixmap_t::set_target (rxvt_term *new_target)
1177{
1178 if (new_target)
1179 if (target != new_target)
1180 {
1181 target = new_target;
1182# ifdef ENABLE_TRANSPARENCY
1183 root_depth = DefaultDepthOfScreen (ScreenOfDisplay (target->dpy, target->display->screen));
1184# endif
1185 return true;
1186 }
1187 return false;
1188}
1189
1190void 1416void
1191bgPixmap_t::apply() 1417rxvt_term::bg_init ()
1192{ 1418{
1193 if (target)
1194 {
1195 flags &= ~isVtOrigin;
1196 if (pixmap != None)
1197 { /* set target's background to pixmap */
1198# ifdef ENABLE_TRANSPARENCY 1419#ifdef ENABLE_TRANSPARENCY
1199 if (flags & isTransparent) 1420 shade = 100;
1200 {
1201 XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);
1202 XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);
1203# if HAVE_SCROLLBARS
1204 if (target->scrollBar.win)
1205 XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);
1206# endif
1207 }
1208 else
1209# endif 1421#endif
1210 { 1422
1211 flags |= isVtOrigin; 1423 bg_flags &= ~(BG_HAS_RENDER | BG_HAS_RENDER_CONV);
1212 /* force old pixmap dereference in case it was transparent before :*/ 1424#if XRENDER
1213 XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]); 1425 int major, minor;
1214 XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap); 1426 if (XRenderQueryVersion (dpy, &major, &minor))
1215 /* do we also need to set scrollbar's background here ? */ 1427 bg_flags |= BG_HAS_RENDER;
1216# if HAVE_SCROLLBARS 1428 XFilters *filters = XRenderQueryFilters (dpy, vt);
1217 if (target->scrollBar.win) 1429 if (filters)
1218 XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]); 1430 {
1431 for (int i = 0; i < filters->nfilter; i++)
1432 if (!strcmp (filters->filter[i], FilterConvolution))
1433 bg_flags |= BG_HAS_RENDER_CONV;
1434
1435 XFree (filters);
1436 }
1219# endif 1437#endif
1220 }
1221 }
1222 else
1223 { /* set target background to a pixel */
1224 XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1225 XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);
1226 /* do we also need to set scrollbar's background here ? */
1227# if HAVE_SCROLLBARS
1228 if (target->scrollBar.win)
1229 XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1230# endif
1231 }
1232 /* don't want Expose on the parent or vt. It is better to use
1233 scr_touch or we get a great deal of flicker otherwise: */
1234 XClearWindow (target->dpy, target->parent[0]);
1235
1236# if HAVE_SCROLLBARS
1237 if (target->scrollBar.win)
1238 {
1239 target->scrollBar.setIdle ();
1240 target->scrollbar_show (0);
1241 }
1242# endif
1243
1244 target->want_refresh = 1;
1245 flags |= hasChanged;
1246 }
1247} 1438}
1248 1439
1249#endif /* HAVE_BG_PIXMAP */ 1440#endif /* HAVE_BG_PIXMAP */
1250 1441
1251#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) && !XFT 1442#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1252/* taken from aterm-0.4.2 */ 1443/* taken from aterm-0.4.2 */
1253 1444
1254typedef uint32_t RUINT32T;
1255
1256static void 1445static void
1257ShadeXImage(rxvt_term *term, XImage* srcImage, int shade, int rm, int gm, int bm) 1446shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c)
1258{ 1447{
1259 int sh_r, sh_g, sh_b; 1448 int sh_r, sh_g, sh_b;
1260 RUINT32T mask_r, mask_g, mask_b; 1449 uint32_t mask_r, mask_g, mask_b;
1261 RUINT32T *lookup, *lookup_r, *lookup_g, *lookup_b; 1450 uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1262 unsigned int lower_lim_r, lower_lim_g, lower_lim_b; 1451 rgba low;
1263 unsigned int upper_lim_r, upper_lim_g, upper_lim_b; 1452 rgba high;
1264 int i; 1453 int i;
1454 int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
1265 1455
1266 Visual *visual = term->visual;
1267
1268 if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return ; 1456 if (visual->c_class != TrueColor || ximage->format != ZPixmap) return;
1269
1270 if (shade == 0)
1271 shade = 100;
1272 1457
1273 /* for convenience */ 1458 /* for convenience */
1274 mask_r = visual->red_mask; 1459 mask_r = visual->red_mask;
1275 mask_g = visual->green_mask; 1460 mask_g = visual->green_mask;
1276 mask_b = visual->blue_mask; 1461 mask_b = visual->blue_mask;
1277 1462
1278 /* boring lookup table pre-initialization */ 1463 /* boring lookup table pre-initialization */
1279 switch (srcImage->bits_per_pixel) { 1464 switch (ximage->depth)
1465 {
1280 case 15: 1466 case 15:
1281 if ((mask_r != 0x7c00) || 1467 if ((mask_r != 0x7c00) ||
1282 (mask_g != 0x03e0) || 1468 (mask_g != 0x03e0) ||
1283 (mask_b != 0x001f)) 1469 (mask_b != 0x001f))
1284 return; 1470 return;
1285 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+32+32)); 1471 lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+32+32));
1286 lookup_r = lookup; 1472 lookup_r = lookup;
1287 lookup_g = lookup+32; 1473 lookup_g = lookup+32;
1288 lookup_b = lookup+32+32; 1474 lookup_b = lookup+32+32;
1289 sh_r = 10; 1475 sh_r = 10;
1290 sh_g = 5; 1476 sh_g = 5;
1291 sh_b = 0; 1477 sh_b = 0;
1292 break; 1478 break;
1293 case 16: 1479 case 16:
1294 if ((mask_r != 0xf800) || 1480 if ((mask_r != 0xf800) ||
1295 (mask_g != 0x07e0) || 1481 (mask_g != 0x07e0) ||
1296 (mask_b != 0x001f)) 1482 (mask_b != 0x001f))
1297 return; 1483 return;
1298 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+64+32)); 1484 lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+64+32));
1299 lookup_r = lookup; 1485 lookup_r = lookup;
1300 lookup_g = lookup+32; 1486 lookup_g = lookup+32;
1301 lookup_b = lookup+32+64; 1487 lookup_b = lookup+32+64;
1302 sh_r = 11; 1488 sh_r = 11;
1303 sh_g = 5; 1489 sh_g = 5;
1304 sh_b = 0; 1490 sh_b = 0;
1305 break; 1491 break;
1306 case 24: 1492 case 24:
1307 if ((mask_r != 0xff0000) || 1493 if ((mask_r != 0xff0000) ||
1308 (mask_g != 0x00ff00) || 1494 (mask_g != 0x00ff00) ||
1309 (mask_b != 0x0000ff)) 1495 (mask_b != 0x0000ff))
1310 return; 1496 return;
1311 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256)); 1497 lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1312 lookup_r = lookup; 1498 lookup_r = lookup;
1313 lookup_g = lookup+256; 1499 lookup_g = lookup+256;
1314 lookup_b = lookup+256+256; 1500 lookup_b = lookup+256+256;
1315 sh_r = 16; 1501 sh_r = 16;
1316 sh_g = 8; 1502 sh_g = 8;
1317 sh_b = 0; 1503 sh_b = 0;
1318 break; 1504 break;
1319 case 32: 1505 case 32:
1320 if ((mask_r != 0xff0000) || 1506 if ((mask_r != 0xff0000) ||
1321 (mask_g != 0x00ff00) || 1507 (mask_g != 0x00ff00) ||
1322 (mask_b != 0x0000ff)) 1508 (mask_b != 0x0000ff))
1323 return; 1509 return;
1324 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256)); 1510 lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1325 lookup_r = lookup; 1511 lookup_r = lookup;
1326 lookup_g = lookup+256; 1512 lookup_g = lookup+256;
1327 lookup_b = lookup+256+256; 1513 lookup_b = lookup+256+256;
1328 sh_r = 16; 1514 sh_r = 16;
1329 sh_g = 8; 1515 sh_g = 8;
1330 sh_b = 0; 1516 sh_b = 0;
1331 break; 1517 break;
1332 default: 1518 default:
1333 return; /* we do not support this color depth */ 1519 return; /* we do not support this color depth */
1334 } 1520 }
1335 1521
1336 /* prepare limits for color transformation (each channel is handled separately) */ 1522 /* prepare limits for color transformation (each channel is handled separately) */
1337 if (shade < 0) { 1523 if (shade > 100)
1524 {
1338 shade = -shade; 1525 shade = 200 - shade;
1339 if (shade < 0) shade = 0;
1340 if (shade > 100) shade = 100;
1341 1526
1342 lower_lim_r = 65535-rm; 1527 high.r = c.r * shade / 100;
1343 lower_lim_g = 65535-gm; 1528 high.g = c.g * shade / 100;
1344 lower_lim_b = 65535-bm; 1529 high.b = c.b * shade / 100;
1345 1530
1346 lower_lim_r = 65535-(unsigned int)(((RUINT32T)lower_lim_r)*((RUINT32T)shade)/100); 1531 low.r = 65535 * (100 - shade) / 100;
1347 lower_lim_g = 65535-(unsigned int)(((RUINT32T)lower_lim_g)*((RUINT32T)shade)/100); 1532 low.g = 65535 * (100 - shade) / 100;
1348 lower_lim_b = 65535-(unsigned int)(((RUINT32T)lower_lim_b)*((RUINT32T)shade)/100); 1533 low.b = 65535 * (100 - shade) / 100;
1349
1350 upper_lim_r = upper_lim_g = upper_lim_b = 65535;
1351 } else {
1352 if (shade < 0) shade = 0;
1353 if (shade > 100) shade = 100;
1354
1355 lower_lim_r = lower_lim_g = lower_lim_b = 0;
1356
1357 upper_lim_r = (unsigned int)((((RUINT32T)rm)*((RUINT32T)shade))/100);
1358 upper_lim_g = (unsigned int)((((RUINT32T)gm)*((RUINT32T)shade))/100);
1359 upper_lim_b = (unsigned int)((((RUINT32T)bm)*((RUINT32T)shade))/100);
1360 } 1534 }
1361 1535 else
1362 /* switch red and blue bytes if necessary, we need it for some weird XServers like XFree86 3.3.3.1 */
1363 if ((srcImage->bits_per_pixel == 24) && (mask_r >= 0xFF0000 ))
1364 { 1536 {
1365 unsigned int tmp; 1537 high.r = c.r * shade / 100;
1538 high.g = c.g * shade / 100;
1539 high.b = c.b * shade / 100;
1366 1540
1367 tmp = lower_lim_r; 1541 low.r = low.g = low.b = 0;
1368 lower_lim_r = lower_lim_b;
1369 lower_lim_b = tmp;
1370
1371 tmp = upper_lim_r;
1372 upper_lim_r = upper_lim_b;
1373 upper_lim_b = tmp;
1374 } 1542 }
1375 1543
1376 /* fill our lookup tables */ 1544 /* fill our lookup tables */
1377 for (i = 0; i <= mask_r>>sh_r; i++) 1545 for (i = 0; i <= mask_r>>sh_r; i++)
1378 { 1546 {
1379 RUINT32T tmp; 1547 uint32_t tmp;
1380 tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_r-lower_lim_r)); 1548 tmp = i * high.r;
1381 tmp += ((RUINT32T)(mask_r>>sh_r))*((RUINT32T)lower_lim_r); 1549 tmp += (mask_r>>sh_r) * low.r;
1382 lookup_r[i] = (tmp/65535)<<sh_r; 1550 lookup_r[i] = (tmp/65535)<<sh_r;
1383 } 1551 }
1384 for (i = 0; i <= mask_g>>sh_g; i++) 1552 for (i = 0; i <= mask_g>>sh_g; i++)
1385 { 1553 {
1386 RUINT32T tmp; 1554 uint32_t tmp;
1387 tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_g-lower_lim_g)); 1555 tmp = i * high.g;
1388 tmp += ((RUINT32T)(mask_g>>sh_g))*((RUINT32T)lower_lim_g); 1556 tmp += (mask_g>>sh_g) * low.g;
1389 lookup_g[i] = (tmp/65535)<<sh_g; 1557 lookup_g[i] = (tmp/65535)<<sh_g;
1390 } 1558 }
1391 for (i = 0; i <= mask_b>>sh_b; i++) 1559 for (i = 0; i <= mask_b>>sh_b; i++)
1392 { 1560 {
1393 RUINT32T tmp; 1561 uint32_t tmp;
1394 tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_b-lower_lim_b)); 1562 tmp = i * high.b;
1395 tmp += ((RUINT32T)(mask_b>>sh_b))*((RUINT32T)lower_lim_b); 1563 tmp += (mask_b>>sh_b) * low.b;
1396 lookup_b[i] = (tmp/65535)<<sh_b; 1564 lookup_b[i] = (tmp/65535)<<sh_b;
1397 } 1565 }
1398 1566
1399 /* apply table to input image (replacing colors by newly calculated ones) */ 1567 /* apply table to input image (replacing colors by newly calculated ones) */
1400 switch (srcImage->bits_per_pixel) 1568 if (ximage->bits_per_pixel == 32
1569 && (ximage->depth == 24 || ximage->depth == 32)
1570 && ximage->byte_order == host_byte_order)
1401 { 1571 {
1402 case 15:
1403 {
1404 unsigned short *p1, *pf, *p, *pl; 1572 uint32_t *p1, *pf, *p, *pl;
1405 p1 = (unsigned short *) srcImage->data; 1573 p1 = (uint32_t *) ximage->data;
1406 pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line); 1574 pf = (uint32_t *) (ximage->data + ximage->height * ximage->bytes_per_line);
1575
1407 while (p1 < pf) 1576 while (p1 < pf)
1408 { 1577 {
1409 p = p1; 1578 p = p1;
1410 pl = p1 + srcImage->width; 1579 pl = p1 + ximage->width;
1411 for (; p < pl; p++) 1580 for (; p < pl; p++)
1412 { 1581 {
1413 *p = lookup_r[(*p & 0x7c00)>>10] |
1414 lookup_g[(*p & 0x03e0)>> 5] |
1415 lookup_b[(*p & 0x001f)];
1416 }
1417 p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1418 }
1419 break;
1420 }
1421 case 16:
1422 {
1423 unsigned short *p1, *pf, *p, *pl;
1424 p1 = (unsigned short *) srcImage->data;
1425 pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1426 while (p1 < pf)
1427 {
1428 p = p1;
1429 pl = p1 + srcImage->width;
1430 for (; p < pl; p++)
1431 {
1432 *p = lookup_r[(*p & 0xf800)>>11] |
1433 lookup_g[(*p & 0x07e0)>> 5] |
1434 lookup_b[(*p & 0x001f)];
1435 }
1436 p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1437 }
1438 break;
1439 }
1440 case 24:
1441 {
1442 unsigned char *p1, *pf, *p, *pl;
1443 p1 = (unsigned char *) srcImage->data;
1444 pf = (unsigned char *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1445 while (p1 < pf)
1446 {
1447 p = p1;
1448 pl = p1 + srcImage->width * 3;
1449 for (; p < pl; p += 3)
1450 {
1451 p[0] = lookup_r[(p[0] & 0xff0000)>>16];
1452 p[1] = lookup_r[(p[1] & 0x00ff00)>> 8];
1453 p[2] = lookup_r[(p[2] & 0x0000ff)];
1454 }
1455 p1 = (unsigned char *) ((char *) p1 + srcImage->bytes_per_line);
1456 }
1457 break;
1458 }
1459 case 32:
1460 {
1461 RUINT32T *p1, *pf, *p, *pl;
1462 p1 = (RUINT32T *) srcImage->data;
1463 pf = (RUINT32T *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1464
1465 while (p1 < pf)
1466 {
1467 p = p1;
1468 pl = p1 + srcImage->width;
1469 for (; p < pl; p++)
1470 {
1471 *p = lookup_r[(*p & 0xff0000)>>16] | 1582 *p = lookup_r[(*p & 0xff0000) >> 16] |
1472 lookup_g[(*p & 0x00ff00)>> 8] | 1583 lookup_g[(*p & 0x00ff00) >> 8] |
1473 lookup_b[(*p & 0x0000ff)] | 1584 lookup_b[(*p & 0x0000ff)] |
1474 (*p & ~0xffffff); 1585 (*p & 0xff000000);
1586 }
1587 p1 = (uint32_t *) ((char *) p1 + ximage->bytes_per_line);
1588 }
1589 }
1590 else
1591 {
1592 for (int y = 0; y < ximage->height; y++)
1593 for (int x = 0; x < ximage->width; x++)
1594 {
1595 unsigned long pixel = XGetPixel (ximage, x, y);
1596 pixel = lookup_r[(pixel & mask_r) >> sh_r] |
1597 lookup_g[(pixel & mask_g) >> sh_g] |
1598 lookup_b[(pixel & mask_b) >> sh_b];
1599 XPutPixel (ximage, x, y, pixel);
1475 } 1600 }
1476 p1 = (RUINT32T *) ((char *) p1 + srcImage->bytes_per_line);
1477 } 1601 }
1478 break;
1479 }
1480 }
1481 1602
1482 free (lookup); 1603 free (lookup);
1483} 1604}
1484#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */ 1605#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */

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