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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.5 by sasha, Tue Sep 18 22:01:36 2007 UTC vs.
Revision 1.161 by sf-exg, Thu Aug 11 08:39:10 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 if (((flags & blurNeeded) && !(flags & blurServerSide)) 119 if (bg_flags & BG_ROOT_ALIGN)
136 || ((flags & tintNeeded) && !(flags & tintServerSide)))
137 return true; 120 return true;
138 } 121 }
139# endif 122# endif
123
140 return false; 124 return false;
141} 125}
142 126
143# ifdef BG_IMAGE_FROM_FILE 127# ifdef BG_IMAGE_FROM_FILE
144static inline bool 128static inline bool
… …
177 161
178static inline int 162static inline int
179make_align_position (int align, int window_size, int image_size) 163make_align_position (int align, int window_size, int image_size)
180{ 164{
181 int diff = window_size - image_size; 165 int diff = window_size - image_size;
182 int smaller = MIN (image_size,window_size); 166 int smaller = min (image_size, window_size);
183 167
184 if (align >= 0 && align <= 50) 168 if (align >= 0 && align <= 100)
185 return diff * align / 100; 169 return diff * align / 100;
186 else if (align > 50 && align <= 100)
187 return window_size - image_size - diff * (100 - align) / 100;
188 else if (align > 100 && align <= 200 ) 170 else if (align > 100 && align <= 200)
189 return ((align - 100) * smaller / 100) + window_size - smaller; 171 return ((align - 100) * smaller / 100) + window_size - smaller;
190 else if (align > -100 && align < 0) 172 else if (align >= -100 && align < 0)
191 return ((align + 100) * smaller / 100) - image_size; 173 return ((align + 100) * smaller / 100) - image_size;
192 return 0; 174 return 0;
193} 175}
194 176
195static inline int 177static inline int
196make_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)
197{ 179{
198 int src_pos = 0; 180 int src_pos = 0;
199 dst_pos = 0; 181 dst_pos = pos;
200 dst_size = size; 182 dst_size = size;
201 if (pos < 0 && size > target_size) 183 if (pos < 0)
202 { 184 {
203 src_pos = -pos; 185 src_pos = -pos;
186 dst_pos = 0;
204 dst_size += pos; 187 dst_size += pos;
205 } 188 }
206 else if (pos > 0)
207 dst_pos = pos;
208 189
209 if (dst_pos + dst_size > target_size) 190 if (dst_pos + dst_size > target_size)
210 dst_size = target_size - dst_pos; 191 dst_size = target_size - dst_pos;
211 return src_pos; 192 return src_pos;
212} 193}
213 194
214bool 195bool
215bgPixmap_t::set_geometry (const char *geom) 196rxvt_term::bg_set_geometry (const char *geom, bool update)
216{ 197{
198 bool changed = false;
217 int geom_flags = 0, changed = 0; 199 int geom_flags = 0;
218 int x = 0, y = 0; 200 int x = 0, y = 0;
219 unsigned int w = 0, h = 0; 201 unsigned int w = 0, h = 0;
220 unsigned int n; 202 unsigned int n;
221 unsigned long new_flags = (flags & (~geometryFlags)); 203 unsigned long new_flags = (bg_flags & (~BG_GEOMETRY_FLAGS));
222 char *p; 204 const char *ops;
223# define MAXLEN_GEOM 256 /* could be longer then regular geometry string */
224 205
225 if (geom == NULL) 206 if (geom == NULL)
226 return false; 207 return false;
227 208
228 char str[MAXLEN_GEOM]; 209 char str[256];
229 210
230 while (isspace(*geom)) ++geom;
231 if ((p = strchr (geom, ';')) == NULL)
232 p = strchr (geom, '\0'); 211 ops = strchr (geom, ':');
233 212 if (ops == NULL)
213 n = strlen (geom);
214 else
234 n = (p - geom); 215 n = ops - geom;
235 if (n < MAXLEN_GEOM)
236 {
237 char *ops;
238 new_flags |= geometrySet;
239 216
217 if (n >= sizeof (str))
218 return false;
219
240 strncpy (str, geom, n); 220 memcpy (str, geom, n);
241 str[n] = '\0'; 221 str[n] = '\0';
242 if (str[0] == ':') 222 rxvt_strtrim (str);
243 ops = &str[0];
244 else if (str[0] != 'x' && str[0] != 'X' && isalpha(str[0]))
245 ops = &str[0];
246 else
247 {
248 char *tmp;
249 ops = strchr (str, ':');
250 if (ops != NULL)
251 {
252 for (tmp = ops-1; tmp >= str && isspace(*tmp); --tmp);
253 *(++tmp) = '\0';
254 if (ops == tmp) ++ops;
255 }
256 }
257 223
258 if (ops > str || ops == NULL) 224 if (str[0])
259 { 225 {
260 /* we have geometry string - let's handle it prior to applying ops */ 226 /* we have geometry string - let's handle it prior to applying ops */
261 geom_flags = XParseGeometry (str, &x, &y, &w, &h); 227 geom_flags = XParseGeometry (str, &x, &y, &w, &h);
262
263 if ((geom_flags & XValue) && !(geom_flags & YValue))
264 {
265 y = x;
266 geom_flags |= YValue;
267 }
268
269 if (flags & geometrySet)
270 {/* new geometry is an adjustment to the old one ! */
271 if ((geom_flags & WidthValue) && (geom_flags & HeightValue))
272 {
273 if (w == 0 && h != 0)
274 {
275 w = h_scale;
276 h = (v_scale * h) / 100;
277 }
278 else if (h == 0 && w != 0)
279 {
280 w = (h_scale * w) / 100;
281 h = v_scale;
282 }
283 }
284 if (geom_flags & XValue)
285 {
286 if (str[0] != '=')
287 {
288 y += v_align;
289 x += h_align;
290 }
291 }
292 }
293 else /* setting up geometry from scratch */
294 {
295 if (!(geom_flags & XValue))
296 {/* use default geometry - centered */
297 x = y = defaultAlign;
298 }
299 else if (!(geom_flags & YValue))
300 y = x;
301
302 if ((geom_flags & (WidthValue|HeightValue)) == 0)
303 {/* use default geometry - scaled */
304 w = h = defaultScale;
305 }
306 else if (geom_flags & WidthValue)
307 {
308 if (!(geom_flags & HeightValue))
309 h = w;
310 }
311 else
312 w = h;
313 }
314 } /* done parsing geometry string */ 228 } /* done parsing geometry string */
315 else if (!(flags & geometrySet)) 229
316 { /* default geometry - scaled and centered */ 230 if (!update)
231 {
232 if (!(geom_flags & XValue))
317 x = y = defaultAlign; 233 x = y = defaultAlign;
234 else if (!(geom_flags & YValue))
235 y = x;
236
237 if (!(geom_flags & (WidthValue|HeightValue)))
318 w = h = defaultScale; 238 w = h = defaultScale;
319 } 239 else if (!(geom_flags & HeightValue))
320 240 h = w;
321 if (!(flags & geometrySet)) 241 else if (!(geom_flags & WidthValue))
242 w = h;
243
322 geom_flags |= WidthValue|HeightValue|XValue|YValue; 244 geom_flags |= WidthValue|HeightValue|XValue|YValue;
245 }
323 246
324 if (ops) 247 if (ops)
248 {
249 char **arr = rxvt_strsplit (':', ops + 1);
250
251 for (int i = 0; arr[i]; i++)
252 {
253 if (!strcasecmp (arr[i], "style=tiled"))
325 { 254 {
326 while (*ops) 255 new_flags = BG_TILE;
256 w = h = noScale;
257 x = y = 0;
258 geom_flags = WidthValue|HeightValue|XValue|YValue;
327 { 259 }
328 while (*ops == ':' || isspace(*ops)) ++ops; 260 else if (!strcasecmp (arr[i], "style=aspect-stretched"))
329# define CHECK_GEOM_OPS(op_str) (strncasecmp (ops, (op_str), sizeof(op_str)-1) == 0)
330 if (CHECK_GEOM_OPS("tile"))
331 { 261 {
262 new_flags = BG_PROP_SCALE;
263 x = y = centerAlign;
264 geom_flags = XValue|YValue;
265 }
266 else if (!strcasecmp (arr[i], "style=stretched"))
267 {
268 new_flags = 0;
269 w = h = windowScale;
270 geom_flags = WidthValue|HeightValue;
271 }
272 else if (!strcasecmp (arr[i], "style=centered"))
273 {
274 new_flags = 0;
332 w = h = 0; 275 w = h = noScale;
276 x = y = centerAlign;
277 geom_flags = WidthValue|HeightValue|XValue|YValue;
278 }
279 else if (!strcasecmp (arr[i], "style=root-tiled"))
280 {
281 new_flags = BG_TILE|BG_ROOT_ALIGN;
282 w = h = noScale;
283 geom_flags = WidthValue|HeightValue;
284 }
285 else if (!strcasecmp (arr[i], "op=tile"))
286 new_flags |= BG_TILE;
287 else if (!strcasecmp (arr[i], "op=pscale"))
288 new_flags |= BG_PROP_SCALE;
289 else if (!strcasecmp (arr[i], "op=root"))
290 new_flags |= BG_ROOT_ALIGN;
291
292 // deprecated
293 else if (!strcasecmp (arr[i], "tile"))
294 {
295 new_flags |= BG_TILE;
296 w = h = noScale;
333 geom_flags |= WidthValue|HeightValue; 297 geom_flags |= WidthValue|HeightValue;
334 } 298 }
335 else if (CHECK_GEOM_OPS("propscale")) 299 else if (!strcasecmp (arr[i], "propscale"))
336 { 300 {
337 if (w == 0 && h == 0) 301 new_flags |= BG_PROP_SCALE;
338 {
339 w = 100;
340 geom_flags |= WidthValue;
341 }
342 new_flags |= propScale;
343 } 302 }
344 else if (CHECK_GEOM_OPS("hscale")) 303 else if (!strcasecmp (arr[i], "hscale"))
345 { 304 {
346 if (w == 0) 305 w = windowScale;
347 w = 100;
348 h = 0; 306 h = noScale;
349 geom_flags |= WidthValue|HeightValue; 307 geom_flags |= WidthValue|HeightValue;
350 } 308 }
351 else if (CHECK_GEOM_OPS("vscale")) 309 else if (!strcasecmp (arr[i], "vscale"))
352 { 310 {
353 if (h == 0) 311 h = windowScale;
354 h = 100;
355 w = 0; 312 w = noScale;
356 geom_flags |= WidthValue|HeightValue; 313 geom_flags |= WidthValue|HeightValue;
357 } 314 }
358 else if (CHECK_GEOM_OPS("scale")) 315 else if (!strcasecmp (arr[i], "scale"))
359 { 316 {
360 if (h == 0) 317 w = h = windowScale;
361 h = 100;
362 if (w == 0)
363 w = 100;
364 geom_flags |= WidthValue|HeightValue; 318 geom_flags |= WidthValue|HeightValue;
365 } 319 }
366 else if (CHECK_GEOM_OPS("auto")) 320 else if (!strcasecmp (arr[i], "auto"))
367 { 321 {
368 w = h = 100; 322 w = h = windowScale;
369 x = y = 50; 323 x = y = centerAlign;
370 geom_flags |= WidthValue|HeightValue|XValue|YValue; 324 geom_flags |= WidthValue|HeightValue|XValue|YValue;
371 } 325 }
372# undef CHECK_GEOM_OPS 326 else if (!strcasecmp (arr[i], "root"))
373 while (*ops != ':' && *ops != '\0') ++ops; 327 {
328 new_flags |= BG_TILE|BG_ROOT_ALIGN;
329 w = h = noScale;
330 geom_flags |= WidthValue|HeightValue;
331 }
374 } /* done parsing ops */ 332 } /* done parsing ops */
375 }
376 333
334 rxvt_free_strsplit (arr);
335 }
336
377 if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) 337 if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;
378 ++changed;
379 if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) 338 if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;
380 ++changed;
381 if (check_set_align_value (geom_flags, XValue, h_align, x)) 339 if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;
382 ++changed;
383 if (check_set_align_value (geom_flags, YValue, v_align, y)) 340 if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
384 ++changed;
385 }
386 341
387 if (new_flags != flags) 342 if (new_flags != bg_flags)
388 { 343 {
389 flags = new_flags; 344 bg_flags = new_flags;
390 changed++; 345 changed = true;
391 } 346 }
392//fprintf( stderr, "flags = %lX, scale = %ux%u, align=%+d%+d\n", 347
393// flags, h_scale, v_scale, h_align, v_align);
394 return (changed > 0); 348 return changed;
349}
350
351void
352rxvt_term::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
353{
354 int target_width = szHint.width;
355 int target_height = szHint.height;
356
357 if (bg_flags & BG_PROP_SCALE)
358 {
359 float scale = (float)target_width / image_width;
360 min_it (scale, (float)target_height / image_height);
361 w = image_width * scale + 0.5;
362 h = image_height * scale + 0.5;
363 }
364 else
365 {
366 w = h_scale * target_width / 100;
367 h = v_scale * target_height / 100;
368 }
369
370 if (!w) w = image_width;
371 if (!h) h = image_height;
372
373 if (bg_flags & BG_ROOT_ALIGN)
374 {
375 x = -target_x;
376 y = -target_y;
377 }
378 else
379 {
380 x = make_align_position (h_align, target_width, w);
381 y = make_align_position (v_align, target_height, h);
382 }
383
384 bg_flags &= ~BG_IS_SIZE_SENSITIVE;
385 if (!(bg_flags & BG_TILE)
386 || (bg_flags & BG_PROP_SCALE) || h_scale || v_scale
387 || (!(bg_flags & BG_ROOT_ALIGN) && (h_align || v_align))
388 || w > target_width || h > target_height)
389 bg_flags |= BG_IS_SIZE_SENSITIVE;
395} 390}
396 391
397# ifdef HAVE_AFTERIMAGE 392# ifdef HAVE_AFTERIMAGE
398bool 393bool
399bgPixmap_t::render_asim (ASImage *background, ARGB32 background_tint) 394rxvt_term::render_image (unsigned long tr_flags)
400{ 395{
401 if (target == NULL) 396 init_asv ();
402 return false;
403 397
404 int target_width = (int)target->szHint.width; 398 ASImage *background = NULL;
405 int target_height = (int)target->szHint.height; 399 ARGB32 background_tint = TINT_LEAVE_SAME;
406 int new_pmap_width = target_width, new_pmap_height = target_height; 400
401# ifdef ENABLE_TRANSPARENCY
402 if (tr_flags)
403 background = pixmap2ximage (asv, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, 100);
404
405 if (tr_flags & BG_NEEDS_TINT)
406 {
407 ShadingInfo as_shade;
408 as_shade.shading = shade;
409
410 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
411 if (bg_flags & BG_TINT_SET)
412 tint.get (c);
413 as_shade.tintColor.red = c.r;
414 as_shade.tintColor.green = c.g;
415 as_shade.tintColor.blue = c.b;
416
417 background_tint = shading2tint32 (&as_shade);
418 }
419
420 if ((tr_flags & BG_NEEDS_BLUR) && background != NULL)
421 {
422 ASImage *tmp = blur_asimage_gauss (asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
423 (original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,
424 100, ASIMAGE_QUALITY_DEFAULT);
425 if (tmp)
426 {
427 destroy_asimage (&background);
428 background = tmp;
429 }
430 }
431# endif
432
407 ASImage *result = NULL; 433 ASImage *result = 0;
434
435 int target_width = szHint.width;
436 int target_height = szHint.height;
437 int new_pmap_width = target_width;
438 int new_pmap_height = target_height;
408 439
409 int x = 0; 440 int x = 0;
410 int y = 0; 441 int y = 0;
411 int w = h_scale * target_width / 100; 442 int w = 0;
412 int h = v_scale * target_height / 100; 443 int h = 0;
413
414 TIMING_TEST_START (asim);
415 444
416 if (original_asim) 445 if (original_asim)
417 { 446 get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
418 x = make_align_position (h_align, target_width, w > 0 ? w : (int)original_asim->width);
419 y = make_align_position (v_align, target_height, h > 0 ? h : (int)original_asim->height);
420 }
421 447
422 if (original_asim == NULL 448 if (!original_asim
449 || (!(bg_flags & BG_ROOT_ALIGN)
423 || x >= target_width 450 && (x >= target_width
424 || y >= target_height 451 || y >= target_height
425 || (w > 0 && x + w <= 0) 452 || (x + w <= 0)
426 || (h > 0 && y + h <= 0)) 453 || (y + h <= 0))))
427 { 454 {
428 if (background) 455 if (background)
429 { 456 {
430 new_pmap_width = background->width; 457 new_pmap_width = background->width;
431 new_pmap_height = background->height; 458 new_pmap_height = background->height;
432 result = background; 459 result = background;
460
433 if (background_tint != TINT_LEAVE_SAME) 461 if (background_tint != TINT_LEAVE_SAME)
434 { 462 {
435 ASImage* tmp = tile_asimage (target->asv, background, 0, 0, 463 ASImage *tmp = tile_asimage (asv, background, 0, 0,
436 target_width, target_height, background_tint, 464 target_width, target_height, background_tint,
437 ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT); 465 ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
438 if (tmp) 466 if (tmp)
439 result = tmp; 467 result = tmp;
440 } 468 }
… …
443 new_pmap_width = new_pmap_height = 0; 471 new_pmap_width = new_pmap_height = 0;
444 } 472 }
445 else 473 else
446 { 474 {
447 result = original_asim; 475 result = original_asim;
476
448 if ((w > 0 && w != original_asim->width) 477 if ((w != original_asim->width)
449 || (h > 0 && h != original_asim->height)) 478 || (h != original_asim->height))
450 { 479 {
451 result = scale_asimage (target->asv, original_asim, 480 result = scale_asimage (asv, original_asim,
452 w > 0 ? w : original_asim->width, 481 w, h,
453 h > 0 ? h : original_asim->height,
454 background ? ASA_ASImage : ASA_XImage, 482 background ? ASA_ASImage : ASA_XImage,
455 100, ASIMAGE_QUALITY_DEFAULT); 483 100, ASIMAGE_QUALITY_DEFAULT);
456 } 484 }
485
457 if (background == NULL) 486 if (background == NULL)
487 {
488 if (bg_flags & BG_TILE)
489 {
458 {/* if tiling - pixmap has to be sized exactly as the image */ 490 /* if tiling - pixmap has to be sized exactly as the image,
459 if (h_scale == 0) 491 but there is no need to make it bigger than the window! */
460 new_pmap_width = result->width; 492 new_pmap_width = min (result->width, target_width);
461 if (v_scale == 0)
462 new_pmap_height = result->height; 493 new_pmap_height = min (result->height, target_height);
494
463 /* we also need to tile our image in one or both directions */ 495 /* we also need to tile our image in both directions */
464 if (h_scale == 0 || v_scale == 0)
465 {
466 ASImage *tmp = tile_asimage (target->asv, result, 496 ASImage *tmp = tile_asimage (asv, result,
467 (h_scale > 0) ? 0 : (int)result->width - x, 497 (int)result->width - x,
468 (v_scale > 0) ? 0 : (int)result->height - y, 498 (int)result->height - y,
499 new_pmap_width,
469 result->width, result->height, 500 new_pmap_height,
470 TINT_LEAVE_SAME, ASA_XImage, 501 TINT_LEAVE_SAME, ASA_XImage,
471 100, ASIMAGE_QUALITY_DEFAULT); 502 100, ASIMAGE_QUALITY_DEFAULT);
472 if (tmp) 503 if (tmp)
473 { 504 {
474 if (result != original_asim) 505 if (result != original_asim)
475 destroy_asimage (&result); 506 destroy_asimage (&result);
507
476 result = tmp; 508 result = tmp;
477 } 509 }
478 } 510 }
479 } 511 }
480 else 512 else
513 {
481 {/* if blending background and image - pixmap has to be sized same as target window */ 514 /* if blending background and image - pixmap has to be sized same as target window */
482 ASImageLayer *layers = create_image_layers (2); 515 ASImageLayer *layers = create_image_layers (2);
483 ASImage *merged_im = NULL;
484 516
485 layers[0].im = background; 517 layers[0].im = background;
486 layers[0].clip_width = target_width; 518 layers[0].clip_width = target_width;
487 layers[0].clip_height = target_height; 519 layers[0].clip_height = target_height;
488 layers[0].tint = background_tint; 520 layers[0].tint = background_tint;
489 layers[1].im = result; 521 layers[1].im = result;
490 if (w <= 0) 522
523 if (bg_flags & BG_TILE)
524 {
491 {/* tile horizontally */ 525 /* tile horizontally */
492 while (x > 0) x -= (int)result->width; 526 while (x > 0) x -= (int)result->width;
493 layers[1].dst_x = x; 527 layers[1].dst_x = x;
494 layers[1].clip_width = result->width+target_width; 528 layers[1].clip_width = result->width+target_width;
495 } 529 }
496 else 530 else
531 {
497 {/* clip horizontally */ 532 /* clip horizontally */
498 layers[1].dst_x = x; 533 layers[1].dst_x = x;
499 layers[1].clip_width = result->width; 534 layers[1].clip_width = result->width;
500 } 535 }
501 if (h <= 0) 536
537 if (bg_flags & BG_TILE)
502 { 538 {
503 while (y > 0) y -= (int)result->height; 539 while (y > 0) y -= (int)result->height;
504 layers[1].dst_y = y; 540 layers[1].dst_y = y;
505 layers[1].clip_height = result->height + target_height; 541 layers[1].clip_height = result->height + target_height;
506 } 542 }
507 else 543 else
508 { 544 {
509 layers[1].dst_y = y; 545 layers[1].dst_y = y;
510 layers[1].clip_height = result->height; 546 layers[1].clip_height = result->height;
511 } 547 }
548
512 if (target->rs[Rs_blendtype]) 549 if (rs[Rs_blendtype])
513 { 550 {
514 layers[1].merge_scanlines = blend_scanlines_name2func (target->rs[Rs_blendtype]); 551 layers[1].merge_scanlines = blend_scanlines_name2func (rs[Rs_blendtype]);
515 if (layers[1].merge_scanlines == NULL) 552 if (layers[1].merge_scanlines == NULL)
516 layers[1].merge_scanlines = alphablend_scanlines; 553 layers[1].merge_scanlines = alphablend_scanlines;
517 } 554 }
555
518 ASImage *tmp = merge_layers (target->asv, layers, 2, target_width, target_height, 556 ASImage *tmp = merge_layers (asv, layers, 2, target_width, target_height,
519 ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT); 557 ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
558
520 if (tmp) 559 if (tmp)
521 { 560 {
522 if (result != original_asim) 561 if (result != original_asim)
523 destroy_asimage (&result); 562 destroy_asimage (&result);
563
524 result = tmp; 564 result = tmp;
525 } 565 }
566
526 free (layers); 567 free (layers);
527 } 568 }
528 } 569 }
529 TIMING_TEST_PRINT_RESULT (asim);
530 570
531 if (pixmap) 571 bool ret = false;
532 {
533 if (result == NULL
534 || pmap_width != new_pmap_width
535 || pmap_height != new_pmap_height
536 || pmap_depth != target->depth)
537 {
538 XFreePixmap (target->dpy, pixmap);
539 pixmap = None;
540 }
541 }
542 572
543 if (result) 573 if (result)
544 { 574 {
545 XGCValues gcv; 575 XGCValues gcv;
546 GC gc; 576 GC gc;
547 577
548 /* create Pixmap */ 578 /* create Pixmap */
549 if (pixmap == None) 579 if (bg_pixmap == None
580 || bg_pmap_width != new_pmap_width
581 || bg_pmap_height != new_pmap_height)
550 { 582 {
583 if (bg_pixmap)
584 XFreePixmap (dpy, bg_pixmap);
551 pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth); 585 bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
552 pmap_width = new_pmap_width; 586 bg_pmap_width = new_pmap_width;
553 pmap_height = new_pmap_height; 587 bg_pmap_height = new_pmap_height;
554 pmap_depth = target->depth;
555 } 588 }
556 /* fill with background color ( if result's not completely overlapping it)*/ 589 /* fill with background color (if result's not completely overlapping it) */
557 gcv.foreground = target->pix_colors[Color_bg]; 590 gcv.foreground = pix_colors[Color_bg];
558 gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv); 591 gc = XCreateGC (dpy, vt, GCForeground, &gcv);
559 592
560 int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0; 593 int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
561 int dst_width = result->width, dst_height = result->height; 594 int dst_width = result->width, dst_height = result->height;
562 if (background == NULL) 595 if (background == NULL)
563 { 596 {
564 if (h_scale > 0) 597 if (!(bg_flags & BG_TILE))
598 {
565 src_x = make_clip_rectangle (x, result->width, new_pmap_width, dst_x, dst_width); 599 src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );
566 if (v_scale > 0)
567 src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height); 600 src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
601 }
568 602
569 if (dst_x > 0 || dst_y > 0 603 if (dst_x > 0 || dst_y > 0
570 || dst_x + dst_width < new_pmap_width 604 || dst_x + dst_width < new_pmap_width
571 || dst_y + dst_height < new_pmap_height) 605 || dst_y + dst_height < new_pmap_height)
572 {
573 XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height); 606 XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
574 }
575 } 607 }
576 608
577 /* put result on pixmap */ 609 /* put result on pixmap */
578 if (dst_x < new_pmap_width && dst_y < new_pmap_height) 610 if (dst_x < new_pmap_width && dst_y < new_pmap_height)
579 asimage2drawable (target->asv, pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True); 611 asimage2drawable (asv, bg_pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);
580 612
581 if (result != background && result != original_asim) 613 if (result != background && result != original_asim)
582 destroy_asimage (&result); 614 destroy_asimage (&result);
583 615
584 XFreeGC (target->dpy, gc); 616 XFreeGC (dpy, gc);
585 TIMING_TEST_PRINT_RESULT (asim); 617
618 ret = true;
619 }
620
621 if (background)
622 destroy_asimage (&background);
623
624 return ret;
625}
626# endif /* HAVE_AFTERIMAGE */
627
628# ifdef HAVE_PIXBUF
629bool
630rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
631 int src_x, int src_y, int dst_x, int dst_y,
632 unsigned int width, unsigned int height)
633{
634 XImage *ximage;
635 char *data, *line;
636 int bytes_per_pixel;
637 int width_r, width_g, width_b;
638 int sh_r, sh_g, sh_b;
639 int rowstride;
640 int channels;
641 unsigned char *row;
642
643 if (visual->c_class != TrueColor)
644 return false;
645
646 if (depth == 24 || depth == 32)
647 bytes_per_pixel = 4;
648 else if (depth == 15 || depth == 16)
649 bytes_per_pixel = 2;
650 else
651 return false;
652
653 width_r = ecb_popcount32 (visual->red_mask);
654 width_g = ecb_popcount32 (visual->green_mask);
655 width_b = ecb_popcount32 (visual->blue_mask);
656
657 if (width_r > 8 || width_g > 8 || width_b > 8)
658 return false;
659
660 sh_r = ecb_ctz32 (visual->red_mask);
661 sh_g = ecb_ctz32 (visual->green_mask);
662 sh_b = ecb_ctz32 (visual->blue_mask);
663
664 if (width > INT_MAX / height / bytes_per_pixel)
665 return false;
666
667 data = (char *)malloc (width * height * bytes_per_pixel);
668 if (!data)
669 return false;
670
671 ximage = XCreateImage (dpy, visual, depth, ZPixmap, 0, data,
672 width, height, bytes_per_pixel * 8, 0);
673 if (!ximage)
586 } 674 {
675 free (data);
676 return false;
677 }
587 678
679 ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
680
681 rowstride = gdk_pixbuf_get_rowstride (pixbuf);
682 channels = gdk_pixbuf_get_n_channels (pixbuf);
683 row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
684 line = data;
685
686 for (int y = 0; y < height; y++)
687 {
688 for (int x = 0; x < width; x++)
689 {
690 unsigned char *pixel = row + x * channels;
691 uint32_t value;
692
693 value = ((pixel[0] >> (8 - width_r)) << sh_r)
694 | ((pixel[1] >> (8 - width_g)) << sh_g)
695 | ((pixel[2] >> (8 - width_b)) << sh_b);
696
697 if (bytes_per_pixel == 4)
698 ((uint32_t *)line)[x] = value;
699 else
700 ((uint16_t *)line)[x] = value;
701 }
702
703 row += rowstride;
704 line += ximage->bytes_per_line;
705 }
706
707 XPutImage (dpy, pixmap, gc, ximage, 0, 0, dst_x, dst_y, width, height);
708 XDestroyImage (ximage);
588 return true; 709 return true;
589} 710}
590# endif /* HAVE_AFTERIMAGE */
591 711
592bool 712bool
593bgPixmap_t::set_file (const char *file) 713rxvt_term::render_image (unsigned long tr_flags)
594{ 714{
595 char *f; 715 if (!pixbuf)
716 return false;
596 717
597 assert (file != NULL); 718 if (tr_flags
719 && !(bg_flags & BG_HAS_RENDER))
720 return false;
598 721
599 if (*file != '\0') 722 GdkPixbuf *result;
723
724 int image_width = gdk_pixbuf_get_width (pixbuf);
725 int image_height = gdk_pixbuf_get_height (pixbuf);
726
727 int target_width = szHint.width;
728 int target_height = szHint.height;
729 int new_pmap_width = target_width;
730 int new_pmap_height = target_height;
731
732 int x = 0;
733 int y = 0;
734 int w = 0;
735 int h = 0;
736
737 get_image_geometry (image_width, image_height, w, h, x, y);
738
739 if (!(bg_flags & BG_ROOT_ALIGN)
740 && (x >= target_width
741 || y >= target_height
742 || (x + w <= 0)
743 || (y + h <= 0)))
744 return false;
745
746 result = pixbuf;
747
748 if ((w != image_width)
749 || (h != image_height))
750 {
751 result = gdk_pixbuf_scale_simple (pixbuf,
752 w, h,
753 GDK_INTERP_BILINEAR);
600 { 754 }
755
756 if (!result)
757 return false;
758
759 bool ret = false;
760
761 XGCValues gcv;
762 GC gc;
763 Pixmap root_pmap;
764
765 image_width = gdk_pixbuf_get_width (result);
766 image_height = gdk_pixbuf_get_height (result);
767
768 if (tr_flags)
769 {
770 root_pmap = bg_pixmap;
771 bg_pixmap = None;
772 }
773 else
774 {
775 if (bg_flags & BG_TILE)
776 {
777 new_pmap_width = min (image_width, target_width);
778 new_pmap_height = min (image_height, target_height);
779 }
780 }
781
782 if (bg_pixmap == None
783 || bg_pmap_width != new_pmap_width
784 || bg_pmap_height != new_pmap_height)
785 {
786 if (bg_pixmap)
787 XFreePixmap (dpy, bg_pixmap);
788 bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
789 bg_pmap_width = new_pmap_width;
790 bg_pmap_height = new_pmap_height;
791 }
792
793 gcv.foreground = pix_colors[Color_bg];
794 gc = XCreateGC (dpy, vt, GCForeground, &gcv);
795
796 if (gc)
797 {
798 if (bg_flags & BG_TILE)
799 {
800 Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth);
801 pixbuf_to_pixmap (result, tile, gc,
802 0, 0,
803 0, 0,
804 image_width, image_height);
805
806 gcv.tile = tile;
807 gcv.fill_style = FillTiled;
808 gcv.ts_x_origin = x;
809 gcv.ts_y_origin = y;
810 XChangeGC (dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
811
812 XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
813 XFreePixmap (dpy, tile);
814 }
815 else
816 {
817 int src_x, src_y, dst_x, dst_y;
818 int dst_width, dst_height;
819
820 src_x = make_clip_rectangle (x, image_width , new_pmap_width , dst_x, dst_width );
821 src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);
822
823 if (dst_x > 0 || dst_y > 0
824 || dst_x + dst_width < new_pmap_width
825 || dst_y + dst_height < new_pmap_height)
826 XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
827
828 if (dst_x < new_pmap_width && dst_y < new_pmap_height)
829 pixbuf_to_pixmap (result, bg_pixmap, gc,
830 src_x, src_y,
831 dst_x, dst_y,
832 dst_width, dst_height);
833 }
834
835#if XRENDER
836 if (tr_flags)
837 {
838 XRenderPictureAttributes pa;
839
840 XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, visual);
841 Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);
842
843 XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
844 Picture dst = XRenderCreatePicture (dpy, bg_pixmap, dst_format, 0, &pa);
845
846 pa.repeat = True;
847 Pixmap mask_pmap = XCreatePixmap (dpy, vt, 1, 1, 8);
848 XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
849 Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
850 XFreePixmap (dpy, mask_pmap);
851
852 XRenderColor mask_c;
853
854 mask_c.alpha = 0x8000;
855 mask_c.red = 0;
856 mask_c.green = 0;
857 mask_c.blue = 0;
858 XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
859 XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
860
861 XRenderFreePicture (dpy, src);
862 XRenderFreePicture (dpy, dst);
863 XRenderFreePicture (dpy, mask);
864 }
865#endif
866
867 XFreeGC (dpy, gc);
868
869 ret = true;
870 }
871
872 if (result != pixbuf)
873 g_object_unref (result);
874
875 if (tr_flags)
876 XFreePixmap (dpy, root_pmap);
877
878 return ret;
879}
880# endif /* HAVE_PIXBUF */
881
882bool
883rxvt_term::bg_set_file (const char *file)
884{
885 if (!file || !*file)
886 return false;
887
888 if (const char *p = strchr (file, ';'))
889 {
890 size_t len = p - file;
891 char *f = rxvt_temp_buf<char> (len + 1);
892 memcpy (f, file, len);
893 f[len] = '\0';
894 file = f;
895 }
896
601# ifdef HAVE_AFTERIMAGE 897# ifdef HAVE_AFTERIMAGE
602 if (target->asimman == NULL) 898 if (!asimman)
603 target->asimman = create_generic_imageman (target->rs[Rs_path]); 899 asimman = create_generic_imageman (rs[Rs_path]);
604 if ((f = strchr (file, ';')) == NULL)
605 original_asim = get_asimage (target->asimman, file, 0xFFFFFFFF, 100); 900 ASImage *image = get_asimage (asimman, file, 0xFFFFFFFF, 100);
606 else 901 if (image)
607 {
608 size_t len = f - file;
609 f = (char *)malloc (len + 1);
610 strncpy (f, file, len);
611 f[len] = '\0';
612 original_asim = get_asimage (target->asimman, f, 0xFFFFFFFF, 100);
613 free (f);
614 }
615 return (original_asim != NULL);
616# endif
617 } 902 {
903 if (original_asim)
904 safe_asimage_destroy (original_asim);
905 original_asim = image;
906 bg_flags |= BG_IS_FROM_FILE | BG_CLIENT_RENDER;
907 return true;
908 }
909# endif
910
911# ifdef HAVE_PIXBUF
912 GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
913 if (image)
914 {
915 if (pixbuf)
916 g_object_unref (pixbuf);
917 pixbuf = image;
918 bg_flags |= BG_IS_FROM_FILE;
919 return true;
920 }
921# endif
922
618 return false; 923 return false;
619} 924}
620 925
621# endif /* BG_IMAGE_FROM_FILE */ 926# endif /* BG_IMAGE_FROM_FILE */
622 927
623# ifdef ENABLE_TRANSPARENCY 928# ifdef ENABLE_TRANSPARENCY
624bool 929bool
625bgPixmap_t::set_transparent () 930rxvt_term::bg_set_transparent ()
626{ 931{
627 if (!(flags & isTransparent)) 932 if (!(bg_flags & BG_IS_TRANSPARENT))
628 { 933 {
629 flags |= isTransparent; 934 bg_flags |= BG_IS_TRANSPARENT;
630 return true; 935 return true;
631 } 936 }
937
632 return false; 938 return false;
633} 939}
634 940
635bool 941bool
636bgPixmap_t::set_blur_radius (const char *geom) 942rxvt_term::bg_set_blur (const char *geom)
637{ 943{
638 int changed = 0; 944 bool changed = false;
639 unsigned int hr, vr; 945 unsigned int hr, vr;
640 int junk; 946 int junk;
641 int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr); 947 int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
642 948
643 if (!(geom_flags&WidthValue)) 949 if (!(geom_flags & WidthValue))
644 hr = 1; 950 hr = 1;
645 if (!(geom_flags&HeightValue)) 951 if (!(geom_flags & HeightValue))
646 vr = hr; 952 vr = hr;
647 953
954 min_it (hr, 128);
955 min_it (vr, 128);
956
648 if (h_blurRadius != hr) 957 if (h_blurRadius != hr)
649 { 958 {
650 ++changed; 959 changed = true;
651 h_blurRadius = hr; 960 h_blurRadius = hr;
652 } 961 }
653 962
654 if (v_blurRadius != vr) 963 if (v_blurRadius != vr)
655 { 964 {
656 ++changed; 965 changed = true;
657 v_blurRadius = vr; 966 v_blurRadius = vr;
658 } 967 }
659 968
660 if (v_blurRadius == 0 && h_blurRadius == 0) 969 if (v_blurRadius == 0 && h_blurRadius == 0)
661 flags &= ~blurNeeded; 970 bg_flags &= ~BG_NEEDS_BLUR;
662 else 971 else
663 flags |= blurNeeded; 972 bg_flags |= BG_NEEDS_BLUR;
664 973
665 return (changed>0); 974 return changed;
666} 975}
667 976
668static inline unsigned long 977void
669compute_tint_shade_flags (rxvt_color *tint, int shade) 978rxvt_term::set_tint_shade_flags ()
670{ 979{
671 unsigned long flags = 0;
672 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC); 980 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
673 bool has_shade = (shade > 0 && shade < 100) || (shade > 100 && shade < 200); 981 bool has_shade = shade != 100;
674 982
675 if (tint) 983 bg_flags &= ~BG_TINT_FLAGS;
984
985 if (bg_flags & BG_TINT_SET)
676 { 986 {
677 tint->get (c); 987 tint.get (c);
678# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)
679 if (!has_shade && IS_COMPONENT_WHOLESOME (c.r)
680 && IS_COMPONENT_WHOLESOME (c.g)
681 && IS_COMPONENT_WHOLESOME (c.b))
682 flags |= bgPixmap_t::tintWholesome;
683# undef IS_COMPONENT_WHOLESOME
684 }
685
686 if (has_shade) 988 if (!has_shade
687 flags |= bgPixmap_t::tintNeeded; 989 && (c.r <= 0x00ff || c.r >= 0xff00)
688 else if (tint) 990 && (c.g <= 0x00ff || c.g >= 0xff00)
689 { 991 && (c.b <= 0x00ff || c.b >= 0xff00))
690 if ((c.r > 0x000700 || c.g > 0x000700 || c.b > 0x000700) 992 bg_flags |= BG_TINT_BITAND;
691 && (c.r < 0x00f700 || c.g < 0x00f700 || c.b < 0x00f700))
692 {
693 flags |= bgPixmap_t::tintNeeded;
694 }
695 }
696 993 }
697 if (flags & bgPixmap_t::tintNeeded) 994
995 if (has_shade || (bg_flags & BG_TINT_SET))
996 bg_flags |= BG_NEEDS_TINT;
997}
998
999bool
1000rxvt_term::bg_set_tint (rxvt_color &new_tint)
1001{
1002 if (!(bg_flags & BG_TINT_SET) || tint != new_tint)
1003 {
1004 tint = new_tint;
1005 bg_flags |= BG_TINT_SET;
1006 set_tint_shade_flags ();
1007 return true;
698 { 1008 }
699 if (flags & bgPixmap_t::tintWholesome) 1009
700 flags |= bgPixmap_t::tintServerSide; 1010 return false;
1011}
1012
1013bool
1014rxvt_term::bg_set_shade (const char *shade_str)
1015{
1016 int new_shade = (shade_str) ? atoi (shade_str) : 100;
1017
1018 clamp_it (new_shade, -100, 200);
1019 if (new_shade < 0)
1020 new_shade = 200 - (100 + new_shade);
1021
1022 if (new_shade != shade)
1023 {
1024 shade = new_shade;
1025 set_tint_shade_flags ();
1026 return true;
1027 }
1028
1029 return false;
1030}
1031
1032#if XRENDER
1033static void
1034get_gaussian_kernel (int radius, int width, double *kernel, XFixed *params)
1035{
1036 double sigma = radius / 2.0;
1037 double scale = sqrt (2.0 * M_PI) * sigma;
1038 double sum = 0.0;
1039
1040 for (int i = 0; i < width; i++)
1041 {
1042 double x = i - width / 2;
1043 kernel[i] = exp (-(x * x) / (2.0 * sigma * sigma)) / scale;
1044 sum += kernel[i];
1045 }
1046
1047 params[0] = XDoubleToFixed (width);
1048 params[1] = XDoubleToFixed (1);
1049
1050 for (int i = 0; i < width; i++)
1051 params[i+2] = XDoubleToFixed (kernel[i] / sum);
1052}
1053#endif
1054
1055bool
1056rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
1057{
1058 bool ret = false;
1059#if XRENDER
1060 int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
1061 double *kernel = (double *)malloc (size * sizeof (double));
1062 XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
1063
1064 XRenderPictureAttributes pa;
1065 XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1066
1067 Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
1068 Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
1069
1070 if (kernel && params)
1071 {
1072 if (h_blurRadius)
1073 {
1074 size = h_blurRadius * 2 + 1;
1075 get_gaussian_kernel (h_blurRadius, size, kernel, params);
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 if (v_blurRadius)
1090 {
1091 size = v_blurRadius * 2 + 1;
1092 get_gaussian_kernel (v_blurRadius, size, kernel, params);
1093 ::swap (params[0], params[1]);
1094
1095 XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1096 XRenderComposite (dpy,
1097 PictOpSrc,
1098 src,
1099 None,
1100 dst,
1101 0, 0,
1102 0, 0,
1103 0, 0,
1104 width, height);
1105 }
1106
1107 ret = true;
1108 }
1109
1110 free (kernel);
1111 free (params);
1112 XRenderFreePicture (dpy, src);
1113 XRenderFreePicture (dpy, dst);
1114#endif
1115 return ret;
1116}
1117
1118bool
1119rxvt_term::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
1120{
1121 bool ret = false;
1122
1123 if (bg_flags & BG_TINT_BITAND)
1124 {
1125 XGCValues gcv;
1126 GC gc;
1127
1128 /* In this case we can tint image server-side getting significant
1129 * performance improvements, as we eliminate XImage transfer
1130 */
1131 gcv.foreground = Pixel (tint);
1132 gcv.function = GXand;
1133 gcv.fill_style = FillSolid;
1134 gc = XCreateGC (dpy, pixmap, GCFillStyle | GCForeground | GCFunction, &gcv);
1135 if (gc)
1136 {
1137 XFillRectangle (dpy, pixmap, gc, 0, 0, width, height);
1138 ret = true;
1139 XFreeGC (dpy, gc);
1140 }
1141 }
1142 else
1143 {
1144# if XRENDER
1145 rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1146
1147 if (bg_flags & BG_TINT_SET)
1148 tint.get (c);
1149
1150 if (shade <= 100)
1151 {
1152 c.r = c.r * shade / 100;
1153 c.g = c.g * shade / 100;
1154 c.b = c.b * shade / 100;
1155 }
701 else 1156 else
702 { 1157 {
703#if XFT 1158 c.r = c.r * (200 - shade) / 100;
704 flags |= bgPixmap_t::tintServerSide; 1159 c.g = c.g * (200 - shade) / 100;
705#endif 1160 c.b = c.b * (200 - shade) / 100;
1161 }
1162
1163 XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
1164 XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1165 XRenderPictureAttributes pa;
1166
1167 Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
1168
1169 pa.repeat = True;
1170
1171 Pixmap overlay_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
1172 Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1173 XFreePixmap (dpy, overlay_pmap);
1174
1175 pa.component_alpha = True;
1176 Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
1177 Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat | CPComponentAlpha, &pa);
1178 XFreePixmap (dpy, mask_pmap);
1179
1180 XRenderColor mask_c;
1181
1182 mask_c.alpha = 0xffff;
1183 mask_c.red =
1184 mask_c.green =
1185 mask_c.blue = 0;
1186 XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1187
1188 mask_c.alpha = 0;
1189 mask_c.red = 0xffff - c.r;
1190 mask_c.green = 0xffff - c.g;
1191 mask_c.blue = 0xffff - c.b;
1192 XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1193 XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
1194
1195 if (shade > 100)
706 } 1196 {
707 } 1197 mask_c.red = mask_c.green = mask_c.blue = 0xffff * (shade - 100) / 100;
1198 mask_c.alpha = 0;
1199 XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
708 1200
709 return flags; 1201 XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);
710} 1202 }
711 1203
712bool
713bgPixmap_t::set_tint (rxvt_color &new_tint)
714{
715 if (tint != new_tint)
716 {
717 unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);
718 tint = new_tint;
719 flags = (flags & ~tintFlags) | new_flags | tintSet;
720 return true; 1204 ret = true;
721 }
722 return false;
723}
724 1205
725bool 1206 XRenderFreePicture (dpy, mask_pic);
726bgPixmap_t::unset_tint () 1207 XRenderFreePicture (dpy, overlay_pic);
727{ 1208 XRenderFreePicture (dpy, back_pic);
728 unsigned long new_flags = compute_tint_shade_flags (NULL, shade); 1209# endif
729
730 if (new_flags != (flags & tintFlags))
731 { 1210 }
732 flags = (flags&~tintFlags)|new_flags; 1211
733 return true;
734 }
735 return false; 1212 return ret;
736} 1213}
737 1214
738bool 1215/*
739bgPixmap_t::set_shade (const char *shade_str) 1216 * Builds a pixmap of the same size as the terminal window that contains
740{
741 int new_shade = (shade_str) ? atoi (shade_str) : 0;
742
743 if (new_shade == 100)
744 new_shade = 0;
745
746 if (new_shade != shade)
747 {
748 unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);
749 shade = new_shade;
750 flags = (flags & (~tintFlags | tintSet)) | new_flags;
751 return true;
752 }
753 return false;
754}
755
756/* make_transparency_pixmap()
757 * Builds a pixmap sized the same as terminal window, with depth same as the root window
758 * that pixmap contains tiled portion of the root pixmap that is supposed to be covered by 1217 * the tiled portion of the root pixmap that is supposed to be covered by
759 * our window. 1218 * our window.
760 */ 1219 */
761unsigned long 1220unsigned long
762bgPixmap_t::make_transparency_pixmap () 1221rxvt_term::make_transparency_pixmap ()
763{ 1222{
764 unsigned long result = 0; 1223 unsigned long result = 0;
765 1224
766 if (target == NULL)
767 return 0;
768
769 /* root dimentions may change from call to call - but Display structure should 1225 /* root dimensions may change from call to call - but Display structure should
770 * be always up-to-date, so let's use it : 1226 * be always up-to-date, so let's use it :
771 */ 1227 */
772 Window root = target->display->root;
773 int screen = target->display->screen; 1228 int screen = display->screen;
774 Display *dpy = target->dpy; 1229 int root_depth = DefaultDepth (dpy, screen);
775 int root_width = DisplayWidth (dpy, screen); 1230 int root_width = DisplayWidth (dpy, screen);
776 int root_height = DisplayHeight (dpy, screen); 1231 int root_height = DisplayHeight (dpy, screen);
777 unsigned int root_pmap_width, root_pmap_height; 1232 unsigned int root_pmap_width, root_pmap_height;
778 int window_width = target->szHint.width; 1233 int window_width = szHint.width;
779 int window_height = target->szHint.height; 1234 int window_height = szHint.height;
780 int sx, sy; 1235 int sx, sy;
781 XGCValues gcv; 1236 XGCValues gcv;
1237 GC gc;
782 1238
783 TIMING_TEST_START (tp); 1239 sx = target_x;
784 target->get_window_origin (sx, sy); 1240 sy = target_y;
785 1241
786 /* check if we are outside of the visible part of the virtual screen : */ 1242 /* check if we are outside of the visible part of the virtual screen : */
787 if (sx + window_width <= 0 || sy + window_height <= 0 1243 if (sx + window_width <= 0 || sy + window_height <= 0
788 || sx >= root_width || sy >= root_height) 1244 || sx >= root_width || sy >= root_height)
789 return 0; 1245 return 0;
790 1246
1247 // validate root pixmap and get its size
791 if (root_pixmap != None) 1248 if (root_pixmap != None)
792 {/* we want to validate the pixmap and get it's size at the same time : */ 1249 {
1250 Window wdummy;
793 int junk; 1251 int idummy;
794 unsigned int ujunk; 1252 unsigned int udummy;
795 /* root pixmap may be bad - allow a error */ 1253
796 target->allowedxerror = -1; 1254 allowedxerror = -1;
797 1255
798 if (!XGetGeometry (dpy, root_pixmap, &root, &junk, &junk, &root_pmap_width, &root_pmap_height, &ujunk, &ujunk)) 1256 if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pmap_width, &root_pmap_height, &udummy, &udummy))
799 root_pixmap = None; 1257 root_pixmap = None;
800 1258
801 target->allowedxerror = 0; 1259 allowedxerror = 0;
1260 }
1261
1262 Pixmap recoded_root_pmap = root_pixmap;
1263
1264 if (root_pixmap != None && root_depth != depth)
802 } 1265 {
1266#if XRENDER
1267 if (bg_flags & BG_HAS_RENDER)
1268 {
1269 recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);
803 1270
804 Pixmap tiled_root_pmap = XCreatePixmap (dpy, root, window_width, window_height, root_depth); 1271 XRenderPictureAttributes pa;
805 GC gc = NULL;
806 1272
807 if (tiled_root_pmap == None) /* something really bad happened - abort */ 1273 XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
1274 Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);
1275
1276 XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
1277 Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);
1278
1279 XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
1280
1281 XRenderFreePicture (dpy, src);
1282 XRenderFreePicture (dpy, dst);
1283 }
1284 else
1285#endif
1286 recoded_root_pmap = None;
1287 }
1288
1289 if (recoded_root_pmap == None)
808 return 0; 1290 return 0;
809 1291
810 if (root_pixmap == None) 1292 if (bg_pixmap == None
811 { /* use tricks to obtain the root background image :*/ 1293 || bg_pmap_width != window_width
812 /* we want to create Overrideredirect window overlapping out window 1294 || bg_pmap_height != window_height)
813 with background type of Parent Relative and then grab it */
814 XSetWindowAttributes attr;
815 Window src;
816 bool success = false;
817
818 attr.background_pixmap = ParentRelative;
819 attr.backing_store = Always;
820 attr.event_mask = ExposureMask;
821 attr.override_redirect = True;
822 src = XCreateWindow (dpy, root, sx, sy, window_width, window_height, 0,
823 CopyFromParent, CopyFromParent, CopyFromParent,
824 CWBackPixmap|CWBackingStore|CWOverrideRedirect|CWEventMask,
825 &attr);
826
827 if (src != None)
828 {
829 XEvent event;
830 int ev_count = 0;
831 XGrabServer (dpy);
832 XMapRaised (dpy, src);
833 XSync (dpy, False);
834
835 /* XSync should get window where it's properly exposed,
836 * but to be on the safe side - let's check for the actuall event to arrive : */
837 while (XCheckWindowEvent (dpy, src, ExposureMask, &event))
838 ++ev_count;
839
840 if (ev_count > 0);
841 { /* hooray! - we can grab the image! */
842 gc = XCreateGC (dpy, root, 0, NULL);
843 if (gc)
844 {
845 XCopyArea (dpy, src, tiled_root_pmap, gc, 0, 0, window_width, window_height, 0, 0);
846 success = true;
847 }
848 }
849 XDestroyWindow (dpy, src);
850 XUngrabServer (dpy);
851 //fprintf (stderr, "%s:%d: ev_count = %d\n", __FUNCTION__, __LINE__, ev_count);
852 }
853
854 if (!success)
855 {
856 XFreePixmap (dpy, tiled_root_pmap);
857 tiled_root_pmap = None;
858 }
859 else
860 result |= transpPmapTiled;
861 } 1295 {
862 else 1296 if (bg_pixmap)
1297 XFreePixmap (dpy, bg_pixmap);
1298 bg_pixmap = XCreatePixmap (dpy, vt, window_width, window_height, depth);
1299 bg_pmap_width = window_width;
1300 bg_pmap_height = window_height;
1301 }
1302
863 {/* strightforward pixmap copy */ 1303 /* straightforward pixmap copy */
1304 while (sx < 0) sx += root_width;
1305 while (sy < 0) sy += root_height;
1306
864 gcv.tile = root_pixmap; 1307 gcv.tile = recoded_root_pmap;
865 gcv.fill_style = FillTiled; 1308 gcv.fill_style = FillTiled;
866
867 while (sx < 0) sx += (int)window_width;
868 while (sy < 0) sy += (int)window_height;
869
870 gcv.ts_x_origin = -sx; 1309 gcv.ts_x_origin = -sx;
871 gcv.ts_y_origin = -sy; 1310 gcv.ts_y_origin = -sy;
872 gc = XCreateGC (dpy, root, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv); 1311 gc = XCreateGC (dpy, vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
1312
1313 if (gc)
1314 {
1315 XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);
1316 result |= BG_IS_VALID | (bg_flags & BG_EFFECTS_FLAGS);
1317 XFreeGC (dpy, gc);
1318
1319 if (!(bg_flags & BG_CLIENT_RENDER))
1320 {
1321 if ((bg_flags & BG_NEEDS_BLUR)
1322 && (bg_flags & BG_HAS_RENDER_CONV))
1323 {
1324 if (blur_pixmap (bg_pixmap, visual, window_width, window_height))
1325 result &= ~BG_NEEDS_BLUR;
1326 }
1327 if ((bg_flags & BG_NEEDS_TINT)
1328 && (bg_flags & (BG_TINT_BITAND | BG_HAS_RENDER)))
1329 {
1330 if (tint_pixmap (bg_pixmap, visual, window_width, window_height))
1331 result &= ~BG_NEEDS_TINT;
1332 }
1333 } /* server side rendering completed */
1334 }
1335
1336 if (recoded_root_pmap != root_pixmap)
1337 XFreePixmap (dpy, recoded_root_pmap);
1338
1339 return result;
1340}
1341
1342void
1343rxvt_term::bg_set_root_pixmap ()
1344{
1345 Pixmap new_root_pixmap = get_pixmap_property (xa[XA_XROOTPMAP_ID]);
1346 if (new_root_pixmap == None)
1347 new_root_pixmap = get_pixmap_property (xa[XA_ESETROOT_PMAP_ID]);
1348
1349 root_pixmap = new_root_pixmap;
1350}
1351# endif /* ENABLE_TRANSPARENCY */
1352
1353#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1354static void shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c);
1355# endif
1356
1357bool
1358rxvt_term::bg_render ()
1359{
1360 unsigned long tr_flags = 0;
1361
1362 bg_invalidate ();
1363# ifdef ENABLE_TRANSPARENCY
1364 if (bg_flags & BG_IS_TRANSPARENT)
1365 {
1366 /* we need to re-generate transparency pixmap in that case ! */
1367 tr_flags = make_transparency_pixmap ();
1368 if (tr_flags == 0)
1369 return false;
1370 else if (!(tr_flags & BG_EFFECTS_FLAGS))
1371 bg_flags |= BG_IS_VALID;
1372 }
1373# endif
1374
1375# ifdef BG_IMAGE_FROM_FILE
1376 if ((bg_flags & BG_IS_FROM_FILE)
1377 || (tr_flags & BG_EFFECTS_FLAGS))
1378 {
1379 if (render_image (tr_flags))
1380 bg_flags |= BG_IS_VALID;
1381 }
1382# endif
1383
1384# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1385 XImage *result = NULL;
1386
1387 if (tr_flags && !(bg_flags & BG_IS_VALID))
1388 {
1389 result = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
1390 }
1391
1392 if (result)
1393 {
1394 /* our own client-side tinting */
1395 if (tr_flags & BG_NEEDS_TINT)
1396 {
1397 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1398 if (bg_flags & BG_TINT_SET)
1399 tint.get (c);
1400 shade_ximage (DefaultVisual (dpy, display->screen), result, shade, c);
1401 }
1402
1403 GC gc = XCreateGC (dpy, vt, 0UL, NULL);
873 1404
874 if (gc) 1405 if (gc)
875 { 1406 {
876 XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height); 1407 XPutImage (dpy, bg_pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
877 result |= transpPmapTiled;
878 }
879 }
880 TIMING_TEST_PRINT_RESULT (tp);
881 1408
882 if (tiled_root_pmap != None) 1409 XFreeGC (dpy, gc);
883 { 1410 bg_flags |= BG_IS_VALID;
884 if (!need_client_side_rendering ())
885 { 1411 }
886 if ((flags & tintNeeded))
887 {
888 if (flags & tintWholesome)
889 {
890 /* In this case we can tint image server-side getting significant
891 * performance improvements, as we eliminate XImage transfer
892 */
893 gcv.foreground = Pixel (tint);
894 gcv.function = GXand;
895 gcv.fill_style = FillSolid;
896 if (gc)
897 XChangeGC (dpy, gc, GCFillStyle | GCForeground | GCFunction, &gcv);
898 else
899 gc = XCreateGC (dpy, root, GCFillStyle | GCForeground | GCFunction, &gcv);
900 if (gc)
901 {
902 XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
903 result |= transpPmapTinted;
904 }
905 }
906 else
907 {
908# if XFT
909 Picture back_pic = 0;
910 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
911 1412
912 if (flags & tintSet) 1413 XDestroyImage (result);
913 tint.get (c);
914
915 if (shade > 0 && shade < 100)
916 {
917 c.r = (c.r * shade) / 100;
918 c.g = (c.g * shade) / 100;
919 c.b = (c.b * shade) / 100;
920 }
921 else if( shade > 100 && shade < 200)
922 {
923 c.r = (c.r * (200 - shade)) / 100;
924 c.g = (c.g * (200 - shade)) / 100;
925 c.b = (c.b * (200 - shade)) / 100;
926 }
927
928 XRenderPictFormat pf;
929 pf.type = PictTypeDirect;
930 pf.depth = 32;
931 pf.direct.redMask = 0xff;
932 pf.direct.greenMask = 0xff;
933 pf.direct.blueMask = 0xff;
934 pf.direct.alphaMask = 0xff;
935
936 XRenderPictFormat *solid_format = XRenderFindFormat (dpy,
937 (PictFormatType|
938 PictFormatDepth|
939 PictFormatRedMask|
940 PictFormatGreenMask|
941 PictFormatBlueMask|
942 PictFormatAlphaMask),
943 &pf,
944 0);
945 XRenderPictFormat *root_format = XRenderFindVisualFormat (dpy, DefaultVisualOfScreen (ScreenOfDisplay (dpy, target->display->screen)));
946 XRenderPictureAttributes pa ;
947
948 back_pic = XRenderCreatePicture (dpy, tiled_root_pmap, root_format, 0, &pa);
949
950 pa.repeat = True;
951
952 Pixmap overlay_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
953 Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
954 XFreePixmap (dpy, overlay_pmap);
955
956 pa.component_alpha = True;
957 Pixmap mask_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
958 Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
959 XFreePixmap (dpy, mask_pmap);
960
961 if (mask_pic && overlay_pic && back_pic)
962 {
963 XRenderColor mask_c;
964
965 memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof (mask_c));
966 mask_c.alpha = 0xffff;
967 XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
968
969 mask_c.alpha = 0;
970 mask_c.red = 0xffff - c.r;
971 mask_c.green = 0xffff - c.g;
972 mask_c.blue = 0xffff - c.b;
973 XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
974 XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, window_width, window_height);
975 result |= transpPmapTinted;
976 }
977 XRenderFreePicture (dpy, mask_pic);
978 XRenderFreePicture (dpy, overlay_pic);
979 XRenderFreePicture (dpy, back_pic);
980# if DO_TIMING_TEST
981 XSync (dpy, False);
982# endif
983# endif
984 }
985 }
986 } /* server side rendering completed */
987
988 if (pixmap)
989 XFreePixmap (dpy, pixmap);
990
991 pixmap = tiled_root_pmap;
992 pmap_width = window_width;
993 pmap_height = window_height;
994 pmap_depth = root_depth;
995 }
996
997 if (gc)
998 XFreeGC (dpy, gc);
999
1000 TIMING_TEST_PRINT_RESULT (tp);
1001 1414 }
1002 return result;
1003}
1004
1005bool
1006bgPixmap_t::set_root_pixmap ()
1007{
1008 Pixmap new_root_pixmap = None;
1009
1010 new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);
1011 if (new_root_pixmap == None)
1012 new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);
1013
1014 if (new_root_pixmap != root_pixmap)
1015 {
1016 root_pixmap = new_root_pixmap;
1017 return true;
1018 }
1019 return false;
1020}
1021# endif /* ENABLE_TRANSPARENCY */
1022
1023# ifndef HAVE_AFTERIMAGE
1024static void ShadeXImage(rxvt_term *term, XImage* srcImage, int shade, int rm, int gm, int bm);
1025# endif 1415# endif
1026 1416
1027 1417 if (!(bg_flags & BG_IS_VALID))
1028bool
1029bgPixmap_t::render ()
1030{
1031 unsigned long background_flags = 0;
1032
1033 if (target == NULL)
1034 return false;
1035
1036 TIMING_TEST_START (tp);
1037
1038 invalidate();
1039# ifdef ENABLE_TRANSPARENCY
1040 if (flags & isTransparent)
1041 {
1042 /* we need to re-generate transparency pixmap in that case ! */
1043 background_flags = make_transparency_pixmap ();
1044 if (background_flags == 0)
1045 return false;
1046 else if ((background_flags & transpTransformations) == (flags & transpTransformations)
1047 && pmap_depth == target->depth)
1048 flags = flags & ~isInvalid;
1049 } 1418 {
1050# endif
1051
1052 XImage *result = NULL;
1053# ifdef HAVE_AFTERIMAGE
1054 if (original_asim
1055 || (background_flags & transpTransformations) != (flags & transpTransformations))
1056 {
1057 ASImage *background = NULL;
1058 ARGB32 as_tint = TINT_LEAVE_SAME;
1059 if (background_flags)
1060 background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);
1061
1062# ifdef ENABLE_TRANSPARENCY
1063 if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
1064 {
1065 ShadingInfo as_shade;
1066 as_shade.shading = (shade == 0) ? 100 : shade;
1067
1068 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1069 if (flags & tintSet)
1070 tint.get (c);
1071 as_shade.tintColor.red = c.r;
1072 as_shade.tintColor.green = c.g;
1073 as_shade.tintColor.blue = c.b;
1074
1075 as_tint = shading2tint32 (&as_shade);
1076 }
1077 if (!(background_flags & transpPmapBlured) && (flags & blurNeeded) && background != NULL)
1078 {
1079 ASImage* tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
1080 (original_asim == NULL || tint == TINT_LEAVE_SAME)?ASA_XImage:ASA_ASImage,
1081 100, ASIMAGE_QUALITY_DEFAULT);
1082 if (tmp)
1083 {
1084 destroy_asimage (&background);
1085 background = tmp;
1086 }
1087 }
1088# endif
1089
1090 if (render_asim (background, as_tint))
1091 flags = flags & ~isInvalid;
1092 if (background)
1093 destroy_asimage (&background);
1094 }
1095 else if (background_flags && pmap_depth != target->depth)
1096 {
1097 result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1098 }
1099# else /* our own client-side tinting */
1100 if (background_flags && (flags & isInvalid))
1101 {
1102 result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1103 if (result != NULL && !(background_flags & transpPmapTinted) && (flags & tintNeeded))
1104 {
1105 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1106 if (flags & tintSet)
1107 tint.get (c);
1108 ShadeXImage (target, result, shade, c.r, c.g, c.b);
1109 }
1110 }
1111# endif /* HAVE_AFTERIMAGE */
1112
1113 if (result != NULL)
1114 {
1115 GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);
1116 if (gc)
1117 {
1118 if (/*pmap_depth != target->depth &&*/ pixmap != None)
1119 {
1120 XFreePixmap (target->dpy, pixmap);
1121 pixmap = None;
1122 }
1123 if (pixmap == None)
1124 {
1125 pixmap = XCreatePixmap (target->dpy, target->vt, result->width, result->height, target->depth);
1126 pmap_width = result->width;
1127 pmap_height = result->height;
1128 pmap_depth = target->depth;
1129 }
1130 if (pmap_depth != result->depth)
1131 { /* Bad Match error will ensue ! stupid X !!!! */
1132 if( result->depth == 24 && pmap_depth == 32)
1133 result->depth = 32;
1134 else if( result->depth == 32 && pmap_depth == 24)
1135 result->depth = 24;
1136 else
1137 {
1138 /* TODO: implement image recoding */
1139 }
1140 }
1141 if (pmap_depth == result->depth)
1142 XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1143 XFreeGC (target->dpy, gc);
1144 flags = flags & ~isInvalid;
1145 }
1146 XDestroyImage (result);
1147 }
1148
1149 if (flags & isInvalid)
1150 {
1151 if (pixmap != None) 1419 if (bg_pixmap != None)
1152 { 1420 {
1153 XFreePixmap (target->dpy, pixmap); 1421 XFreePixmap (dpy, bg_pixmap);
1154 pixmap = None; 1422 bg_pixmap = None;
1155 }
1156 }
1157
1158 apply ();
1159
1160 TIMING_TEST_PRINT_RESULT (tp);
1161
1162 return true;
1163}
1164
1165bool
1166bgPixmap_t::set_target (rxvt_term *new_target)
1167{
1168 if (new_target)
1169 if (target != new_target)
1170 {
1171 target = new_target;
1172# ifdef ENABLE_TRANSPARENCY
1173 root_depth = DefaultDepthOfScreen (ScreenOfDisplay (target->dpy, target->display->screen));
1174# endif
1175 return true;
1176 } 1423 }
1424 }
1425
1426 scr_recolour (false);
1427 bg_flags |= BG_NEEDS_REFRESH;
1428
1429 bg_valid_since = ev::now ();
1430
1177 return false; 1431 return true;
1178} 1432}
1179 1433
1180void 1434void
1181bgPixmap_t::apply() 1435rxvt_term::bg_init ()
1182{ 1436{
1183 if (target)
1184 {
1185 flags &= ~isVtOrigin;
1186 if (pixmap != None)
1187 { /* set target's background to pixmap */
1188# ifdef ENABLE_TRANSPARENCY 1437#ifdef ENABLE_TRANSPARENCY
1189 if (flags & isTransparent) 1438 shade = 100;
1190 {
1191 XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);
1192 XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);
1193# if HAVE_SCROLLBARS
1194 if (target->scrollBar.win)
1195 XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);
1196# endif
1197 }
1198 else
1199# endif 1439#endif
1200 { 1440
1201 flags |= isVtOrigin; 1441 bg_flags &= ~(BG_HAS_RENDER | BG_HAS_RENDER_CONV);
1202 /* force old pixmap dereference in case it was transparent before :*/ 1442#if XRENDER
1203 XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]); 1443 int major, minor;
1204 XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap); 1444 if (XRenderQueryVersion (dpy, &major, &minor))
1205 /* do we also need to set scrollbar's background here ? */ 1445 bg_flags |= BG_HAS_RENDER;
1206# if HAVE_SCROLLBARS 1446 XFilters *filters = XRenderQueryFilters (dpy, vt);
1207 if (target->scrollBar.win) 1447 if (filters)
1208 XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]); 1448 {
1449 for (int i = 0; i < filters->nfilter; i++)
1450 if (!strcmp (filters->filter[i], FilterConvolution))
1451 bg_flags |= BG_HAS_RENDER_CONV;
1452
1453 XFree (filters);
1454 }
1209# endif 1455#endif
1210 }
1211 }
1212 else
1213 { /* set target background to a pixel */
1214 XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1215 XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);
1216 /* do we also need to set scrollbar's background here ? */
1217# if HAVE_SCROLLBARS
1218 if (target->scrollBar.win)
1219 XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1220# endif
1221 }
1222 /* don't want Expose on the parent or vt. It is better to use
1223 scr_touch or we get a great deal of flicker otherwise: */
1224 XClearWindow (target->dpy, target->parent[0]);
1225
1226# if HAVE_SCROLLBARS
1227 if (target->scrollBar.win)
1228 {
1229 target->scrollBar.setIdle ();
1230 target->scrollbar_show (0);
1231 }
1232# endif
1233
1234 target->want_refresh = 1;
1235 flags |= hasChanged;
1236 }
1237} 1456}
1238 1457
1239#endif /* HAVE_BG_PIXMAP */ 1458#endif /* HAVE_BG_PIXMAP */
1240 1459
1241#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) 1460#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1242/* taken from aterm-0.4.2 */ 1461/* taken from aterm-0.4.2 */
1243 1462
1244typedef uint32_t RUINT32T;
1245
1246static void 1463static void
1247ShadeXImage(rxvt_term *term, XImage* srcImage, int shade, int rm, int gm, int bm) 1464shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c)
1248{ 1465{
1249 int sh_r, sh_g, sh_b; 1466 int sh_r, sh_g, sh_b;
1250 RUINT32T mask_r, mask_g, mask_b; 1467 uint32_t mask_r, mask_g, mask_b;
1251 RUINT32T *lookup, *lookup_r, *lookup_g, *lookup_b; 1468 uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1252 unsigned int lower_lim_r, lower_lim_g, lower_lim_b; 1469 rgba low;
1253 unsigned int upper_lim_r, upper_lim_g, upper_lim_b; 1470 rgba high;
1254 int i; 1471 int i;
1472 int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
1255 1473
1256 Visual *visual = term->visual;
1257
1258 if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return ; 1474 if (visual->c_class != TrueColor || ximage->format != ZPixmap) return;
1259
1260 if (shade == 0)
1261 shade = 100;
1262 1475
1263 /* for convenience */ 1476 /* for convenience */
1264 mask_r = visual->red_mask; 1477 mask_r = visual->red_mask;
1265 mask_g = visual->green_mask; 1478 mask_g = visual->green_mask;
1266 mask_b = visual->blue_mask; 1479 mask_b = visual->blue_mask;
1267 1480
1268 /* boring lookup table pre-initialization */ 1481 /* boring lookup table pre-initialization */
1269 switch (srcImage->bits_per_pixel) { 1482 switch (ximage->depth)
1483 {
1270 case 15: 1484 case 15:
1271 if ((mask_r != 0x7c00) || 1485 if ((mask_r != 0x7c00) ||
1272 (mask_g != 0x03e0) || 1486 (mask_g != 0x03e0) ||
1273 (mask_b != 0x001f)) 1487 (mask_b != 0x001f))
1274 return; 1488 return;
1275 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+32+32)); 1489 lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+32+32));
1276 lookup_r = lookup; 1490 lookup_r = lookup;
1277 lookup_g = lookup+32; 1491 lookup_g = lookup+32;
1278 lookup_b = lookup+32+32; 1492 lookup_b = lookup+32+32;
1279 sh_r = 10; 1493 sh_r = 10;
1280 sh_g = 5; 1494 sh_g = 5;
1281 sh_b = 0; 1495 sh_b = 0;
1282 break; 1496 break;
1283 case 16: 1497 case 16:
1284 if ((mask_r != 0xf800) || 1498 if ((mask_r != 0xf800) ||
1285 (mask_g != 0x07e0) || 1499 (mask_g != 0x07e0) ||
1286 (mask_b != 0x001f)) 1500 (mask_b != 0x001f))
1287 return; 1501 return;
1288 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+64+32)); 1502 lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+64+32));
1289 lookup_r = lookup; 1503 lookup_r = lookup;
1290 lookup_g = lookup+32; 1504 lookup_g = lookup+32;
1291 lookup_b = lookup+32+64; 1505 lookup_b = lookup+32+64;
1292 sh_r = 11; 1506 sh_r = 11;
1293 sh_g = 5; 1507 sh_g = 5;
1294 sh_b = 0; 1508 sh_b = 0;
1295 break; 1509 break;
1296 case 24: 1510 case 24:
1297 if ((mask_r != 0xff0000) || 1511 if ((mask_r != 0xff0000) ||
1298 (mask_g != 0x00ff00) || 1512 (mask_g != 0x00ff00) ||
1299 (mask_b != 0x0000ff)) 1513 (mask_b != 0x0000ff))
1300 return; 1514 return;
1301 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256)); 1515 lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1302 lookup_r = lookup; 1516 lookup_r = lookup;
1303 lookup_g = lookup+256; 1517 lookup_g = lookup+256;
1304 lookup_b = lookup+256+256; 1518 lookup_b = lookup+256+256;
1305 sh_r = 16; 1519 sh_r = 16;
1306 sh_g = 8; 1520 sh_g = 8;
1307 sh_b = 0; 1521 sh_b = 0;
1308 break; 1522 break;
1309 case 32: 1523 case 32:
1310 if ((mask_r != 0xff0000) || 1524 if ((mask_r != 0xff0000) ||
1311 (mask_g != 0x00ff00) || 1525 (mask_g != 0x00ff00) ||
1312 (mask_b != 0x0000ff)) 1526 (mask_b != 0x0000ff))
1313 return; 1527 return;
1314 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256)); 1528 lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1315 lookup_r = lookup; 1529 lookup_r = lookup;
1316 lookup_g = lookup+256; 1530 lookup_g = lookup+256;
1317 lookup_b = lookup+256+256; 1531 lookup_b = lookup+256+256;
1318 sh_r = 16; 1532 sh_r = 16;
1319 sh_g = 8; 1533 sh_g = 8;
1320 sh_b = 0; 1534 sh_b = 0;
1321 break; 1535 break;
1322 default: 1536 default:
1323 return; /* we do not support this color depth */ 1537 return; /* we do not support this color depth */
1324 } 1538 }
1325 1539
1326 /* prepare limits for color transformation (each channel is handled separately) */ 1540 /* prepare limits for color transformation (each channel is handled separately) */
1327 if (shade < 0) { 1541 if (shade > 100)
1542 {
1328 shade = -shade; 1543 shade = 200 - shade;
1329 if (shade < 0) shade = 0;
1330 if (shade > 100) shade = 100;
1331 1544
1332 lower_lim_r = 65535-rm; 1545 high.r = c.r * shade / 100;
1333 lower_lim_g = 65535-gm; 1546 high.g = c.g * shade / 100;
1334 lower_lim_b = 65535-bm; 1547 high.b = c.b * shade / 100;
1335 1548
1336 lower_lim_r = 65535-(unsigned int)(((RUINT32T)lower_lim_r)*((RUINT32T)shade)/100); 1549 low.r = 65535 * (100 - shade) / 100;
1337 lower_lim_g = 65535-(unsigned int)(((RUINT32T)lower_lim_g)*((RUINT32T)shade)/100); 1550 low.g = 65535 * (100 - shade) / 100;
1338 lower_lim_b = 65535-(unsigned int)(((RUINT32T)lower_lim_b)*((RUINT32T)shade)/100); 1551 low.b = 65535 * (100 - shade) / 100;
1339
1340 upper_lim_r = upper_lim_g = upper_lim_b = 65535;
1341 } else {
1342 if (shade < 0) shade = 0;
1343 if (shade > 100) shade = 100;
1344
1345 lower_lim_r = lower_lim_g = lower_lim_b = 0;
1346
1347 upper_lim_r = (unsigned int)((((RUINT32T)rm)*((RUINT32T)shade))/100);
1348 upper_lim_g = (unsigned int)((((RUINT32T)gm)*((RUINT32T)shade))/100);
1349 upper_lim_b = (unsigned int)((((RUINT32T)bm)*((RUINT32T)shade))/100);
1350 } 1552 }
1351 1553 else
1352 /* switch red and blue bytes if necessary, we need it for some weird XServers like XFree86 3.3.3.1 */
1353 if ((srcImage->bits_per_pixel == 24) && (mask_r >= 0xFF0000 ))
1354 { 1554 {
1355 unsigned int tmp; 1555 high.r = c.r * shade / 100;
1556 high.g = c.g * shade / 100;
1557 high.b = c.b * shade / 100;
1356 1558
1357 tmp = lower_lim_r; 1559 low.r = low.g = low.b = 0;
1358 lower_lim_r = lower_lim_b;
1359 lower_lim_b = tmp;
1360
1361 tmp = upper_lim_r;
1362 upper_lim_r = upper_lim_b;
1363 upper_lim_b = tmp;
1364 } 1560 }
1365 1561
1366 /* fill our lookup tables */ 1562 /* fill our lookup tables */
1367 for (i = 0; i <= mask_r>>sh_r; i++) 1563 for (i = 0; i <= mask_r>>sh_r; i++)
1368 { 1564 {
1369 RUINT32T tmp; 1565 uint32_t tmp;
1370 tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_r-lower_lim_r)); 1566 tmp = i * high.r;
1371 tmp += ((RUINT32T)(mask_r>>sh_r))*((RUINT32T)lower_lim_r); 1567 tmp += (mask_r>>sh_r) * low.r;
1372 lookup_r[i] = (tmp/65535)<<sh_r; 1568 lookup_r[i] = (tmp/65535)<<sh_r;
1373 } 1569 }
1374 for (i = 0; i <= mask_g>>sh_g; i++) 1570 for (i = 0; i <= mask_g>>sh_g; i++)
1375 { 1571 {
1376 RUINT32T tmp; 1572 uint32_t tmp;
1377 tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_g-lower_lim_g)); 1573 tmp = i * high.g;
1378 tmp += ((RUINT32T)(mask_g>>sh_g))*((RUINT32T)lower_lim_g); 1574 tmp += (mask_g>>sh_g) * low.g;
1379 lookup_g[i] = (tmp/65535)<<sh_g; 1575 lookup_g[i] = (tmp/65535)<<sh_g;
1380 } 1576 }
1381 for (i = 0; i <= mask_b>>sh_b; i++) 1577 for (i = 0; i <= mask_b>>sh_b; i++)
1382 { 1578 {
1383 RUINT32T tmp; 1579 uint32_t tmp;
1384 tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_b-lower_lim_b)); 1580 tmp = i * high.b;
1385 tmp += ((RUINT32T)(mask_b>>sh_b))*((RUINT32T)lower_lim_b); 1581 tmp += (mask_b>>sh_b) * low.b;
1386 lookup_b[i] = (tmp/65535)<<sh_b; 1582 lookup_b[i] = (tmp/65535)<<sh_b;
1387 } 1583 }
1388 1584
1389 /* apply table to input image (replacing colors by newly calculated ones) */ 1585 /* apply table to input image (replacing colors by newly calculated ones) */
1390 switch (srcImage->bits_per_pixel) 1586 if (ximage->bits_per_pixel == 32
1587 && (ximage->depth == 24 || ximage->depth == 32)
1588 && ximage->byte_order == host_byte_order)
1391 { 1589 {
1392 case 15:
1393 {
1394 unsigned short *p1, *pf, *p, *pl; 1590 uint32_t *p1, *pf, *p, *pl;
1395 p1 = (unsigned short *) srcImage->data; 1591 p1 = (uint32_t *) ximage->data;
1396 pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line); 1592 pf = (uint32_t *) (ximage->data + ximage->height * ximage->bytes_per_line);
1593
1397 while (p1 < pf) 1594 while (p1 < pf)
1398 { 1595 {
1399 p = p1; 1596 p = p1;
1400 pl = p1 + srcImage->width; 1597 pl = p1 + ximage->width;
1401 for (; p < pl; p++) 1598 for (; p < pl; p++)
1402 { 1599 {
1403 *p = lookup_r[(*p & 0x7c00)>>10] |
1404 lookup_g[(*p & 0x03e0)>> 5] |
1405 lookup_b[(*p & 0x001f)];
1406 }
1407 p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1408 }
1409 break;
1410 }
1411 case 16:
1412 {
1413 unsigned short *p1, *pf, *p, *pl;
1414 p1 = (unsigned short *) srcImage->data;
1415 pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1416 while (p1 < pf)
1417 {
1418 p = p1;
1419 pl = p1 + srcImage->width;
1420 for (; p < pl; p++)
1421 {
1422 *p = lookup_r[(*p & 0xf800)>>11] |
1423 lookup_g[(*p & 0x07e0)>> 5] |
1424 lookup_b[(*p & 0x001f)];
1425 }
1426 p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1427 }
1428 break;
1429 }
1430 case 24:
1431 {
1432 unsigned char *p1, *pf, *p, *pl;
1433 p1 = (unsigned char *) srcImage->data;
1434 pf = (unsigned char *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1435 while (p1 < pf)
1436 {
1437 p = p1;
1438 pl = p1 + srcImage->width * 3;
1439 for (; p < pl; p += 3)
1440 {
1441 p[0] = lookup_r[(p[0] & 0xff0000)>>16];
1442 p[1] = lookup_r[(p[1] & 0x00ff00)>> 8];
1443 p[2] = lookup_r[(p[2] & 0x0000ff)];
1444 }
1445 p1 = (unsigned char *) ((char *) p1 + srcImage->bytes_per_line);
1446 }
1447 break;
1448 }
1449 case 32:
1450 {
1451 RUINT32T *p1, *pf, *p, *pl;
1452 p1 = (RUINT32T *) srcImage->data;
1453 pf = (RUINT32T *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1454
1455 while (p1 < pf)
1456 {
1457 p = p1;
1458 pl = p1 + srcImage->width;
1459 for (; p < pl; p++)
1460 {
1461 *p = lookup_r[(*p & 0xff0000)>>16] | 1600 *p = lookup_r[(*p & 0xff0000) >> 16] |
1462 lookup_g[(*p & 0x00ff00)>> 8] | 1601 lookup_g[(*p & 0x00ff00) >> 8] |
1463 lookup_b[(*p & 0x0000ff)] | 1602 lookup_b[(*p & 0x0000ff)] |
1464 (*p & ~0xffffff); 1603 (*p & 0xff000000);
1604 }
1605 p1 = (uint32_t *) ((char *) p1 + ximage->bytes_per_line);
1606 }
1607 }
1608 else
1609 {
1610 for (int y = 0; y < ximage->height; y++)
1611 for (int x = 0; x < ximage->width; x++)
1612 {
1613 unsigned long pixel = XGetPixel (ximage, x, y);
1614 pixel = lookup_r[(pixel & mask_r) >> sh_r] |
1615 lookup_g[(pixel & mask_g) >> sh_g] |
1616 lookup_b[(pixel & mask_b) >> sh_b];
1617 XPutPixel (ximage, x, y, pixel);
1465 } 1618 }
1466 p1 = (RUINT32T *) ((char *) p1 + srcImage->bytes_per_line);
1467 } 1619 }
1468 break;
1469 }
1470 }
1471 1620
1472 free (lookup); 1621 free (lookup);
1473} 1622}
1474#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */ 1623#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */

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