ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/rxvt-unicode/src/background.C
(Generate patch)

Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.9 by sasha, Mon Oct 29 13:39:43 2007 UTC vs.
Revision 1.162 by sf-exg, Thu Aug 11 12:27:26 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 int n;
224 unsigned long new_flags = (flags & (~geometryFlags)); 203 unsigned long new_flags = (bg_flags & (~BG_GEOMETRY_FLAGS));
225 char *p; 204 const char *ops;
226# define MAXLEN_GEOM 256 /* could be longer then regular geometry string */
227 205
228 if (geom == NULL) 206 if (geom == NULL)
229 return false; 207 return false;
230 208
231 char str[MAXLEN_GEOM]; 209 char str[256];
232 210
233 while (isspace(*geom)) ++geom;
234 if ((p = strchr (geom, ';')) == NULL)
235 p = strchr (geom, '\0'); 211 ops = strchr (geom, ':');
236 212 if (ops == NULL)
213 n = strlen (geom);
214 else
237 n = (p - geom); 215 n = ops - geom;
238 if (n < MAXLEN_GEOM)
239 {
240 char *ops;
241 new_flags |= geometrySet;
242 216
217 if (n >= sizeof (str))
218 return false;
219
243 strncpy (str, geom, n); 220 memcpy (str, geom, n);
244 str[n] = '\0'; 221 str[n] = '\0';
245 if (str[0] == ':') 222 rxvt_strtrim (str);
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 {
255 for (tmp = ops-1; tmp >= str && isspace(*tmp); --tmp);
256 *(++tmp) = '\0';
257 if (ops == tmp) ++ops;
258 }
259 }
260 223
261 if (ops > str || ops == NULL) 224 if (str[0])
262 { 225 {
263 /* 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 */
264 geom_flags = XParseGeometry (str, &x, &y, &w, &h); 227 geom_flags = XParseGeometry (str, &x, &y, &w, &h);
265
266 if ((geom_flags & XValue) && !(geom_flags & YValue))
267 {
268 y = x;
269 geom_flags |= YValue;
270 }
271
272 if (flags & geometrySet)
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)
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 {
298 if (!(geom_flags & XValue))
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 }
317 } /* done parsing geometry string */ 228 } /* done parsing geometry string */
318 else if (!(flags & geometrySet)) 229
319 { /* default geometry - scaled and centered */ 230 if (!update)
231 {
232 if (!(geom_flags & XValue))
320 x = y = defaultAlign; 233 x = y = defaultAlign;
234 else if (!(geom_flags & YValue))
235 y = x;
236
237 if (!(geom_flags & (WidthValue|HeightValue)))
321 w = h = defaultScale; 238 w = h = defaultScale;
322 } 239 else if (!(geom_flags & HeightValue))
323 240 h = w;
324 if (!(flags & geometrySet)) 241 else if (!(geom_flags & WidthValue))
242 w = h;
243
325 geom_flags |= WidthValue|HeightValue|XValue|YValue; 244 geom_flags |= WidthValue|HeightValue|XValue|YValue;
245 }
326 246
327 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"))
328 { 254 {
329 while (*ops) 255 new_flags = BG_TILE;
256 w = h = noScale;
257 x = y = 0;
258 geom_flags = WidthValue|HeightValue|XValue|YValue;
330 { 259 }
331 while (*ops == ':' || isspace(*ops)) ++ops; 260 else if (!strcasecmp (arr[i], "style=aspect-stretched"))
332# define CHECK_GEOM_OPS(op_str) (strncasecmp (ops, (op_str), sizeof(op_str)-1) == 0)
333 if (CHECK_GEOM_OPS("tile"))
334 { 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;
335 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;
336 geom_flags |= WidthValue|HeightValue; 297 geom_flags |= WidthValue|HeightValue;
337 } 298 }
338 else if (CHECK_GEOM_OPS("propscale")) 299 else if (!strcasecmp (arr[i], "propscale"))
339 { 300 {
340 if (w == 0 && h == 0) 301 new_flags |= BG_PROP_SCALE;
341 {
342 w = 100;
343 geom_flags |= WidthValue;
344 }
345 new_flags |= propScale;
346 } 302 }
347 else if (CHECK_GEOM_OPS("hscale")) 303 else if (!strcasecmp (arr[i], "hscale"))
348 { 304 {
349 if (w == 0) 305 new_flags |= BG_TILE;
350 w = 100; 306 w = windowScale;
351 h = 0; 307 h = noScale;
352 geom_flags |= WidthValue|HeightValue; 308 geom_flags |= WidthValue|HeightValue;
353 } 309 }
354 else if (CHECK_GEOM_OPS("vscale")) 310 else if (!strcasecmp (arr[i], "vscale"))
355 { 311 {
356 if (h == 0) 312 new_flags |= BG_TILE;
357 h = 100; 313 h = windowScale;
358 w = 0; 314 w = noScale;
359 geom_flags |= WidthValue|HeightValue; 315 geom_flags |= WidthValue|HeightValue;
360 } 316 }
361 else if (CHECK_GEOM_OPS("scale")) 317 else if (!strcasecmp (arr[i], "scale"))
362 { 318 {
363 if (h == 0) 319 w = h = windowScale;
364 h = 100;
365 if (w == 0)
366 w = 100;
367 geom_flags |= WidthValue|HeightValue; 320 geom_flags |= WidthValue|HeightValue;
368 } 321 }
369 else if (CHECK_GEOM_OPS("auto")) 322 else if (!strcasecmp (arr[i], "auto"))
370 { 323 {
371 w = h = 100; 324 w = h = windowScale;
372 x = y = 50; 325 x = y = centerAlign;
373 geom_flags |= WidthValue|HeightValue|XValue|YValue; 326 geom_flags |= WidthValue|HeightValue|XValue|YValue;
374 } 327 }
375# undef CHECK_GEOM_OPS 328 else if (!strcasecmp (arr[i], "root"))
376 while (*ops != ':' && *ops != '\0') ++ops; 329 {
330 new_flags |= BG_TILE|BG_ROOT_ALIGN;
331 w = h = noScale;
332 geom_flags |= WidthValue|HeightValue;
333 }
377 } /* done parsing ops */ 334 } /* done parsing ops */
378 }
379 335
336 rxvt_free_strsplit (arr);
337 }
338
380 if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) 339 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)) 340 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)) 341 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)) 342 if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
387 ++changed;
388 }
389 343
390 if (new_flags != flags) 344 if (new_flags != bg_flags)
391 { 345 {
392 flags = new_flags; 346 bg_flags = new_flags;
393 changed++; 347 changed = true;
394 } 348 }
395//fprintf( stderr, "flags = %lX, scale = %ux%u, align=%+d%+d\n", 349
396// flags, h_scale, v_scale, h_align, v_align);
397 return (changed > 0); 350 return changed;
351}
352
353void
354rxvt_term::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
355{
356 int target_width = szHint.width;
357 int target_height = szHint.height;
358
359 if (bg_flags & BG_PROP_SCALE)
360 {
361 float scale = (float)target_width / image_width;
362 min_it (scale, (float)target_height / image_height);
363 w = image_width * scale + 0.5;
364 h = image_height * scale + 0.5;
365 }
366 else
367 {
368 w = h_scale * target_width / 100;
369 h = v_scale * target_height / 100;
370 }
371
372 if (!w) w = image_width;
373 if (!h) h = image_height;
374
375 if (bg_flags & BG_ROOT_ALIGN)
376 {
377 x = -target_x;
378 y = -target_y;
379 }
380 else
381 {
382 x = make_align_position (h_align, target_width, w);
383 y = make_align_position (v_align, target_height, h);
384 }
385
386 bg_flags &= ~BG_IS_SIZE_SENSITIVE;
387 if (!(bg_flags & BG_TILE)
388 || (bg_flags & BG_PROP_SCALE) || h_scale || v_scale
389 || (!(bg_flags & BG_ROOT_ALIGN) && (h_align || v_align))
390 || w > target_width || h > target_height)
391 bg_flags |= BG_IS_SIZE_SENSITIVE;
398} 392}
399 393
400# ifdef HAVE_AFTERIMAGE 394# ifdef HAVE_AFTERIMAGE
401bool 395bool
402bgPixmap_t::render_asim (ASImage *background, ARGB32 background_tint) 396rxvt_term::render_image (unsigned long tr_flags)
403{ 397{
404 if (target == NULL) 398 init_asv ();
405 return false;
406 399
407 int target_width = (int)target->szHint.width; 400 ASImage *background = NULL;
408 int target_height = (int)target->szHint.height; 401 ARGB32 background_tint = TINT_LEAVE_SAME;
409 int new_pmap_width = target_width, new_pmap_height = target_height; 402
403# ifdef ENABLE_TRANSPARENCY
404 if (tr_flags)
405 background = pixmap2ximage (asv, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, 100);
406
407 if (tr_flags & BG_NEEDS_TINT)
408 {
409 ShadingInfo as_shade;
410 as_shade.shading = shade;
411
412 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
413 if (bg_flags & BG_TINT_SET)
414 tint.get (c);
415 as_shade.tintColor.red = c.r;
416 as_shade.tintColor.green = c.g;
417 as_shade.tintColor.blue = c.b;
418
419 background_tint = shading2tint32 (&as_shade);
420 }
421
422 if ((tr_flags & BG_NEEDS_BLUR) && background != NULL)
423 {
424 ASImage *tmp = blur_asimage_gauss (asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
425 (original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,
426 100, ASIMAGE_QUALITY_DEFAULT);
427 if (tmp)
428 {
429 destroy_asimage (&background);
430 background = tmp;
431 }
432 }
433# endif
434
410 ASImage *result = NULL; 435 ASImage *result = 0;
436
437 int target_width = szHint.width;
438 int target_height = szHint.height;
439 int new_pmap_width = target_width;
440 int new_pmap_height = target_height;
411 441
412 int x = 0; 442 int x = 0;
413 int y = 0; 443 int y = 0;
414 int w = h_scale * target_width / 100; 444 int w = 0;
415 int h = v_scale * target_height / 100; 445 int h = 0;
416
417 TIMING_TEST_START (asim);
418 446
419 if (original_asim) 447 if (original_asim)
420 { 448 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 }
424 449
425 if (original_asim == NULL 450 if (!original_asim
451 || (!(bg_flags & BG_ROOT_ALIGN)
426 || x >= target_width 452 && (x >= target_width
427 || y >= target_height 453 || y >= target_height
428 || (w > 0 && x + w <= 0) 454 || (x + w <= 0)
429 || (h > 0 && y + h <= 0)) 455 || (y + h <= 0))))
430 { 456 {
431 if (background) 457 if (background)
432 { 458 {
433 new_pmap_width = background->width; 459 new_pmap_width = background->width;
434 new_pmap_height = background->height; 460 new_pmap_height = background->height;
435 result = background; 461 result = background;
462
436 if (background_tint != TINT_LEAVE_SAME) 463 if (background_tint != TINT_LEAVE_SAME)
437 { 464 {
438 ASImage* tmp = tile_asimage (target->asv, background, 0, 0, 465 ASImage *tmp = tile_asimage (asv, background, 0, 0,
439 target_width, target_height, background_tint, 466 target_width, target_height, background_tint,
440 ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT); 467 ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
441 if (tmp) 468 if (tmp)
442 result = tmp; 469 result = tmp;
443 } 470 }
… …
446 new_pmap_width = new_pmap_height = 0; 473 new_pmap_width = new_pmap_height = 0;
447 } 474 }
448 else 475 else
449 { 476 {
450 result = original_asim; 477 result = original_asim;
478
451 if ((w > 0 && w != original_asim->width) 479 if ((w != original_asim->width)
452 || (h > 0 && h != original_asim->height)) 480 || (h != original_asim->height))
453 { 481 {
454 result = scale_asimage (target->asv, original_asim, 482 result = scale_asimage (asv, original_asim,
455 w > 0 ? w : original_asim->width, 483 w, h,
456 h > 0 ? h : original_asim->height,
457 background ? ASA_ASImage : ASA_XImage, 484 background ? ASA_ASImage : ASA_XImage,
458 100, ASIMAGE_QUALITY_DEFAULT); 485 100, ASIMAGE_QUALITY_DEFAULT);
459 } 486 }
487
460 if (background == NULL) 488 if (background == NULL)
489 {
490 if (bg_flags & BG_TILE)
491 {
461 {/* if tiling - pixmap has to be sized exactly as the image */ 492 /* if tiling - pixmap has to be sized exactly as the image,
462 if (h_scale == 0) 493 but there is no need to make it bigger than the window! */
463 new_pmap_width = result->width; 494 new_pmap_width = min (result->width, target_width);
464 if (v_scale == 0)
465 new_pmap_height = result->height; 495 new_pmap_height = min (result->height, target_height);
496
466 /* we also need to tile our image in one or both directions */ 497 /* 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, 498 ASImage *tmp = tile_asimage (asv, result,
470 (h_scale > 0) ? 0 : (int)result->width - x, 499 (int)result->width - x,
471 (v_scale > 0) ? 0 : (int)result->height - y, 500 (int)result->height - y,
501 new_pmap_width,
472 result->width, result->height, 502 new_pmap_height,
473 TINT_LEAVE_SAME, ASA_XImage, 503 TINT_LEAVE_SAME, ASA_XImage,
474 100, ASIMAGE_QUALITY_DEFAULT); 504 100, ASIMAGE_QUALITY_DEFAULT);
475 if (tmp) 505 if (tmp)
476 { 506 {
477 if (result != original_asim) 507 if (result != original_asim)
478 destroy_asimage (&result); 508 destroy_asimage (&result);
509
479 result = tmp; 510 result = tmp;
480 } 511 }
481 } 512 }
482 } 513 }
483 else 514 else
515 {
484 {/* if blending background and image - pixmap has to be sized same as target window */ 516 /* if blending background and image - pixmap has to be sized same as target window */
485 ASImageLayer *layers = create_image_layers (2); 517 ASImageLayer *layers = create_image_layers (2);
486 ASImage *merged_im = NULL;
487 518
488 layers[0].im = background; 519 layers[0].im = background;
489 layers[0].clip_width = target_width; 520 layers[0].clip_width = target_width;
490 layers[0].clip_height = target_height; 521 layers[0].clip_height = target_height;
491 layers[0].tint = background_tint; 522 layers[0].tint = background_tint;
492 layers[1].im = result; 523 layers[1].im = result;
493 if (w <= 0) 524
525 if (bg_flags & BG_TILE)
526 {
494 {/* tile horizontally */ 527 /* tile horizontally */
495 while (x > 0) x -= (int)result->width; 528 while (x > 0) x -= (int)result->width;
496 layers[1].dst_x = x; 529 layers[1].dst_x = x;
497 layers[1].clip_width = result->width+target_width; 530 layers[1].clip_width = result->width+target_width;
498 } 531 }
499 else 532 else
533 {
500 {/* clip horizontally */ 534 /* clip horizontally */
501 layers[1].dst_x = x; 535 layers[1].dst_x = x;
502 layers[1].clip_width = result->width; 536 layers[1].clip_width = result->width;
503 } 537 }
504 if (h <= 0) 538
539 if (bg_flags & BG_TILE)
505 { 540 {
506 while (y > 0) y -= (int)result->height; 541 while (y > 0) y -= (int)result->height;
507 layers[1].dst_y = y; 542 layers[1].dst_y = y;
508 layers[1].clip_height = result->height + target_height; 543 layers[1].clip_height = result->height + target_height;
509 } 544 }
510 else 545 else
511 { 546 {
512 layers[1].dst_y = y; 547 layers[1].dst_y = y;
513 layers[1].clip_height = result->height; 548 layers[1].clip_height = result->height;
514 } 549 }
550
515 if (target->rs[Rs_blendtype]) 551 if (rs[Rs_blendtype])
516 { 552 {
517 layers[1].merge_scanlines = blend_scanlines_name2func (target->rs[Rs_blendtype]); 553 layers[1].merge_scanlines = blend_scanlines_name2func (rs[Rs_blendtype]);
518 if (layers[1].merge_scanlines == NULL) 554 if (layers[1].merge_scanlines == NULL)
519 layers[1].merge_scanlines = alphablend_scanlines; 555 layers[1].merge_scanlines = alphablend_scanlines;
520 } 556 }
557
521 ASImage *tmp = merge_layers (target->asv, layers, 2, target_width, target_height, 558 ASImage *tmp = merge_layers (asv, layers, 2, target_width, target_height,
522 ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT); 559 ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
560
523 if (tmp) 561 if (tmp)
524 { 562 {
525 if (result != original_asim) 563 if (result != original_asim)
526 destroy_asimage (&result); 564 destroy_asimage (&result);
565
527 result = tmp; 566 result = tmp;
528 } 567 }
568
529 free (layers); 569 free (layers);
530 } 570 }
531 } 571 }
532 TIMING_TEST_PRINT_RESULT (asim);
533 572
534 if (pixmap) 573 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 }
545 574
546 if (result) 575 if (result)
547 { 576 {
548 XGCValues gcv; 577 XGCValues gcv;
549 GC gc; 578 GC gc;
550 579
551 /* create Pixmap */ 580 /* create Pixmap */
552 if (pixmap == None) 581 if (bg_pixmap == None
582 || bg_pmap_width != new_pmap_width
583 || bg_pmap_height != new_pmap_height)
553 { 584 {
585 if (bg_pixmap)
586 XFreePixmap (dpy, bg_pixmap);
554 pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth); 587 bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
555 pmap_width = new_pmap_width; 588 bg_pmap_width = new_pmap_width;
556 pmap_height = new_pmap_height; 589 bg_pmap_height = new_pmap_height;
557 pmap_depth = target->depth;
558 } 590 }
559 /* fill with background color ( if result's not completely overlapping it)*/ 591 /* fill with background color (if result's not completely overlapping it) */
560 gcv.foreground = target->pix_colors[Color_bg]; 592 gcv.foreground = pix_colors[Color_bg];
561 gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv); 593 gc = XCreateGC (dpy, vt, GCForeground, &gcv);
562 594
563 int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0; 595 int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
564 int dst_width = result->width, dst_height = result->height; 596 int dst_width = result->width, dst_height = result->height;
565 if (background == NULL) 597 if (background == NULL)
566 { 598 {
567 if (h_scale > 0) 599 if (!(bg_flags & BG_TILE))
600 {
568 src_x = make_clip_rectangle (x, result->width, new_pmap_width, dst_x, dst_width); 601 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); 602 src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
603 }
571 604
572 if (dst_x > 0 || dst_y > 0 605 if (dst_x > 0 || dst_y > 0
573 || dst_x + dst_width < new_pmap_width 606 || dst_x + dst_width < new_pmap_width
574 || dst_y + dst_height < new_pmap_height) 607 || dst_y + dst_height < new_pmap_height)
575 {
576 XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height); 608 XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
577 }
578 } 609 }
579 610
580 /* put result on pixmap */ 611 /* put result on pixmap */
581 if (dst_x < new_pmap_width && dst_y < new_pmap_height) 612 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); 613 asimage2drawable (asv, bg_pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);
583 614
584 if (result != background && result != original_asim) 615 if (result != background && result != original_asim)
585 destroy_asimage (&result); 616 destroy_asimage (&result);
586 617
587 XFreeGC (target->dpy, gc); 618 XFreeGC (dpy, gc);
588 TIMING_TEST_PRINT_RESULT (asim); 619
620 ret = true;
621 }
622
623 if (background)
624 destroy_asimage (&background);
625
626 return ret;
627}
628# endif /* HAVE_AFTERIMAGE */
629
630# ifdef HAVE_PIXBUF
631bool
632rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
633 int src_x, int src_y, int dst_x, int dst_y,
634 unsigned int width, unsigned int height)
635{
636 XImage *ximage;
637 char *data, *line;
638 int bytes_per_pixel;
639 int width_r, width_g, width_b;
640 int sh_r, sh_g, sh_b;
641 int rowstride;
642 int channels;
643 unsigned char *row;
644
645 if (visual->c_class != TrueColor)
646 return false;
647
648 if (depth == 24 || depth == 32)
649 bytes_per_pixel = 4;
650 else if (depth == 15 || depth == 16)
651 bytes_per_pixel = 2;
652 else
653 return false;
654
655 width_r = ecb_popcount32 (visual->red_mask);
656 width_g = ecb_popcount32 (visual->green_mask);
657 width_b = ecb_popcount32 (visual->blue_mask);
658
659 if (width_r > 8 || width_g > 8 || width_b > 8)
660 return false;
661
662 sh_r = ecb_ctz32 (visual->red_mask);
663 sh_g = ecb_ctz32 (visual->green_mask);
664 sh_b = ecb_ctz32 (visual->blue_mask);
665
666 if (width > INT_MAX / height / bytes_per_pixel)
667 return false;
668
669 data = (char *)malloc (width * height * bytes_per_pixel);
670 if (!data)
671 return false;
672
673 ximage = XCreateImage (dpy, visual, depth, ZPixmap, 0, data,
674 width, height, bytes_per_pixel * 8, 0);
675 if (!ximage)
589 } 676 {
677 free (data);
678 return false;
679 }
590 680
681 ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
682
683 rowstride = gdk_pixbuf_get_rowstride (pixbuf);
684 channels = gdk_pixbuf_get_n_channels (pixbuf);
685 row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
686 line = data;
687
688 for (int y = 0; y < height; y++)
689 {
690 for (int x = 0; x < width; x++)
691 {
692 unsigned char *pixel = row + x * channels;
693 uint32_t value;
694
695 value = ((pixel[0] >> (8 - width_r)) << sh_r)
696 | ((pixel[1] >> (8 - width_g)) << sh_g)
697 | ((pixel[2] >> (8 - width_b)) << sh_b);
698
699 if (bytes_per_pixel == 4)
700 ((uint32_t *)line)[x] = value;
701 else
702 ((uint16_t *)line)[x] = value;
703 }
704
705 row += rowstride;
706 line += ximage->bytes_per_line;
707 }
708
709 XPutImage (dpy, pixmap, gc, ximage, 0, 0, dst_x, dst_y, width, height);
710 XDestroyImage (ximage);
591 return true; 711 return true;
592} 712}
593# endif /* HAVE_AFTERIMAGE */
594 713
595bool 714bool
596bgPixmap_t::set_file (const char *file) 715rxvt_term::render_image (unsigned long tr_flags)
597{ 716{
598 char *f; 717 if (!pixbuf)
718 return false;
599 719
600 assert (file != NULL); 720 if (tr_flags
721 && !(bg_flags & BG_HAS_RENDER))
722 return false;
601 723
602 if (*file != '\0') 724 GdkPixbuf *result;
725
726 int image_width = gdk_pixbuf_get_width (pixbuf);
727 int image_height = gdk_pixbuf_get_height (pixbuf);
728
729 int target_width = szHint.width;
730 int target_height = szHint.height;
731 int new_pmap_width = target_width;
732 int new_pmap_height = target_height;
733
734 int x = 0;
735 int y = 0;
736 int w = 0;
737 int h = 0;
738
739 get_image_geometry (image_width, image_height, w, h, x, y);
740
741 if (!(bg_flags & BG_ROOT_ALIGN)
742 && (x >= target_width
743 || y >= target_height
744 || (x + w <= 0)
745 || (y + h <= 0)))
746 return false;
747
748 result = pixbuf;
749
750 if ((w != image_width)
751 || (h != image_height))
752 {
753 result = gdk_pixbuf_scale_simple (pixbuf,
754 w, h,
755 GDK_INTERP_BILINEAR);
603 { 756 }
757
758 if (!result)
759 return false;
760
761 bool ret = false;
762
763 XGCValues gcv;
764 GC gc;
765 Pixmap root_pmap;
766
767 image_width = gdk_pixbuf_get_width (result);
768 image_height = gdk_pixbuf_get_height (result);
769
770 if (tr_flags)
771 {
772 root_pmap = bg_pixmap;
773 bg_pixmap = None;
774 }
775 else
776 {
777 if (bg_flags & BG_TILE)
778 {
779 new_pmap_width = min (image_width, target_width);
780 new_pmap_height = min (image_height, target_height);
781 }
782 }
783
784 if (bg_pixmap == None
785 || bg_pmap_width != new_pmap_width
786 || bg_pmap_height != new_pmap_height)
787 {
788 if (bg_pixmap)
789 XFreePixmap (dpy, bg_pixmap);
790 bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
791 bg_pmap_width = new_pmap_width;
792 bg_pmap_height = new_pmap_height;
793 }
794
795 gcv.foreground = pix_colors[Color_bg];
796 gc = XCreateGC (dpy, vt, GCForeground, &gcv);
797
798 if (gc)
799 {
800 if (bg_flags & BG_TILE)
801 {
802 Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth);
803 pixbuf_to_pixmap (result, tile, gc,
804 0, 0,
805 0, 0,
806 image_width, image_height);
807
808 gcv.tile = tile;
809 gcv.fill_style = FillTiled;
810 gcv.ts_x_origin = x;
811 gcv.ts_y_origin = y;
812 XChangeGC (dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
813
814 XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
815 XFreePixmap (dpy, tile);
816 }
817 else
818 {
819 int src_x, src_y, dst_x, dst_y;
820 int dst_width, dst_height;
821
822 src_x = make_clip_rectangle (x, image_width , new_pmap_width , dst_x, dst_width );
823 src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);
824
825 if (dst_x > 0 || dst_y > 0
826 || dst_x + dst_width < new_pmap_width
827 || dst_y + dst_height < new_pmap_height)
828 XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
829
830 if (dst_x < new_pmap_width && dst_y < new_pmap_height)
831 pixbuf_to_pixmap (result, bg_pixmap, gc,
832 src_x, src_y,
833 dst_x, dst_y,
834 dst_width, dst_height);
835 }
836
837#if XRENDER
838 if (tr_flags)
839 {
840 XRenderPictureAttributes pa;
841
842 XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, visual);
843 Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);
844
845 XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
846 Picture dst = XRenderCreatePicture (dpy, bg_pixmap, dst_format, 0, &pa);
847
848 pa.repeat = True;
849 Pixmap mask_pmap = XCreatePixmap (dpy, vt, 1, 1, 8);
850 XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
851 Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
852 XFreePixmap (dpy, mask_pmap);
853
854 XRenderColor mask_c;
855
856 mask_c.alpha = 0x8000;
857 mask_c.red = 0;
858 mask_c.green = 0;
859 mask_c.blue = 0;
860 XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
861 XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
862
863 XRenderFreePicture (dpy, src);
864 XRenderFreePicture (dpy, dst);
865 XRenderFreePicture (dpy, mask);
866 }
867#endif
868
869 XFreeGC (dpy, gc);
870
871 ret = true;
872 }
873
874 if (result != pixbuf)
875 g_object_unref (result);
876
877 if (tr_flags)
878 XFreePixmap (dpy, root_pmap);
879
880 return ret;
881}
882# endif /* HAVE_PIXBUF */
883
884bool
885rxvt_term::bg_set_file (const char *file)
886{
887 if (!file || !*file)
888 return false;
889
890 if (const char *p = strchr (file, ';'))
891 {
892 size_t len = p - file;
893 char *f = rxvt_temp_buf<char> (len + 1);
894 memcpy (f, file, len);
895 f[len] = '\0';
896 file = f;
897 }
898
604# ifdef HAVE_AFTERIMAGE 899# ifdef HAVE_AFTERIMAGE
605 if (target->asimman == NULL) 900 if (!asimman)
606 target->asimman = create_generic_imageman (target->rs[Rs_path]); 901 asimman = create_generic_imageman (rs[Rs_path]);
607 if ((f = strchr (file, ';')) == NULL)
608 original_asim = get_asimage (target->asimman, file, 0xFFFFFFFF, 100); 902 ASImage *image = get_asimage (asimman, file, 0xFFFFFFFF, 100);
609 else 903 if (image)
610 {
611 size_t len = f - file;
612 f = (char *)malloc (len + 1);
613 strncpy (f, file, len);
614 f[len] = '\0';
615 original_asim = get_asimage (target->asimman, f, 0xFFFFFFFF, 100);
616 free (f);
617 }
618 return (original_asim != NULL);
619# endif
620 } 904 {
905 if (original_asim)
906 safe_asimage_destroy (original_asim);
907 original_asim = image;
908 bg_flags |= BG_IS_FROM_FILE | BG_CLIENT_RENDER;
909 return true;
910 }
911# endif
912
913# ifdef HAVE_PIXBUF
914 GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
915 if (image)
916 {
917 if (pixbuf)
918 g_object_unref (pixbuf);
919 pixbuf = image;
920 bg_flags |= BG_IS_FROM_FILE;
921 return true;
922 }
923# endif
924
621 return false; 925 return false;
622} 926}
623 927
624# endif /* BG_IMAGE_FROM_FILE */ 928# endif /* BG_IMAGE_FROM_FILE */
625 929
626# ifdef ENABLE_TRANSPARENCY 930# ifdef ENABLE_TRANSPARENCY
627bool 931bool
628bgPixmap_t::set_transparent () 932rxvt_term::bg_set_transparent ()
629{ 933{
630 if (!(flags & isTransparent)) 934 if (!(bg_flags & BG_IS_TRANSPARENT))
631 { 935 {
632 flags |= isTransparent; 936 bg_flags |= BG_IS_TRANSPARENT;
633 return true; 937 return true;
634 } 938 }
939
635 return false; 940 return false;
636} 941}
637 942
638bool 943bool
639bgPixmap_t::set_blur_radius (const char *geom) 944rxvt_term::bg_set_blur (const char *geom)
640{ 945{
641 int changed = 0; 946 bool changed = false;
642 unsigned int hr, vr; 947 unsigned int hr, vr;
643 int junk; 948 int junk;
644 int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr); 949 int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
645 950
646 if (!(geom_flags&WidthValue)) 951 if (!(geom_flags & WidthValue))
647 hr = 1; 952 hr = 1;
648 if (!(geom_flags&HeightValue)) 953 if (!(geom_flags & HeightValue))
649 vr = hr; 954 vr = hr;
650 955
956 min_it (hr, 128);
957 min_it (vr, 128);
958
651 if (h_blurRadius != hr) 959 if (h_blurRadius != hr)
652 { 960 {
653 ++changed; 961 changed = true;
654 h_blurRadius = hr; 962 h_blurRadius = hr;
655 } 963 }
656 964
657 if (v_blurRadius != vr) 965 if (v_blurRadius != vr)
658 { 966 {
659 ++changed; 967 changed = true;
660 v_blurRadius = vr; 968 v_blurRadius = vr;
661 } 969 }
662 970
663 if (v_blurRadius == 0 && h_blurRadius == 0) 971 if (v_blurRadius == 0 && h_blurRadius == 0)
664 flags &= ~blurNeeded; 972 bg_flags &= ~BG_NEEDS_BLUR;
665 else 973 else
666 flags |= blurNeeded; 974 bg_flags |= BG_NEEDS_BLUR;
667 975
668 return (changed>0); 976 return changed;
669} 977}
670 978
671static inline unsigned long 979void
672compute_tint_shade_flags (rxvt_color *tint, int shade) 980rxvt_term::set_tint_shade_flags ()
673{ 981{
674 unsigned long flags = 0;
675 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC); 982 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
676 bool has_shade = (shade > 0 && shade < 100) || (shade > 100 && shade < 200); 983 bool has_shade = shade != 100;
677 984
678 if (tint) 985 bg_flags &= ~BG_TINT_FLAGS;
986
987 if (bg_flags & BG_TINT_SET)
679 { 988 {
680 tint->get (c); 989 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) 990 if (!has_shade
690 flags |= bgPixmap_t::tintNeeded; 991 && (c.r <= 0x00ff || c.r >= 0xff00)
691 else if (tint) 992 && (c.g <= 0x00ff || c.g >= 0xff00)
692 { 993 && (c.b <= 0x00ff || c.b >= 0xff00))
693 if ((c.r > 0x000700 || c.g > 0x000700 || c.b > 0x000700) 994 bg_flags |= BG_TINT_BITAND;
694 && (c.r < 0x00f700 || c.g < 0x00f700 || c.b < 0x00f700))
695 {
696 flags |= bgPixmap_t::tintNeeded;
697 }
698 }
699 995 }
700 if (flags & bgPixmap_t::tintNeeded) 996
997 if (has_shade || (bg_flags & BG_TINT_SET))
998 bg_flags |= BG_NEEDS_TINT;
999}
1000
1001bool
1002rxvt_term::bg_set_tint (rxvt_color &new_tint)
1003{
1004 if (!(bg_flags & BG_TINT_SET) || tint != new_tint)
1005 {
1006 tint = new_tint;
1007 bg_flags |= BG_TINT_SET;
1008 set_tint_shade_flags ();
1009 return true;
701 { 1010 }
702 if (flags & bgPixmap_t::tintWholesome) 1011
703 flags |= bgPixmap_t::tintServerSide; 1012 return false;
1013}
1014
1015bool
1016rxvt_term::bg_set_shade (const char *shade_str)
1017{
1018 int new_shade = (shade_str) ? atoi (shade_str) : 100;
1019
1020 clamp_it (new_shade, -100, 200);
1021 if (new_shade < 0)
1022 new_shade = 200 - (100 + new_shade);
1023
1024 if (new_shade != shade)
1025 {
1026 shade = new_shade;
1027 set_tint_shade_flags ();
1028 return true;
1029 }
1030
1031 return false;
1032}
1033
1034#if XRENDER
1035static void
1036get_gaussian_kernel (int radius, int width, double *kernel, XFixed *params)
1037{
1038 double sigma = radius / 2.0;
1039 double scale = sqrt (2.0 * M_PI) * sigma;
1040 double sum = 0.0;
1041
1042 for (int i = 0; i < width; i++)
1043 {
1044 double x = i - width / 2;
1045 kernel[i] = exp (-(x * x) / (2.0 * sigma * sigma)) / scale;
1046 sum += kernel[i];
1047 }
1048
1049 params[0] = XDoubleToFixed (width);
1050 params[1] = XDoubleToFixed (1);
1051
1052 for (int i = 0; i < width; i++)
1053 params[i+2] = XDoubleToFixed (kernel[i] / sum);
1054}
1055#endif
1056
1057bool
1058rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
1059{
1060 bool ret = false;
1061#if XRENDER
1062 int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
1063 double *kernel = (double *)malloc (size * sizeof (double));
1064 XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
1065
1066 XRenderPictureAttributes pa;
1067 XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1068
1069 Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
1070 Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
1071
1072 if (kernel && params)
1073 {
1074 if (h_blurRadius)
1075 {
1076 size = h_blurRadius * 2 + 1;
1077 get_gaussian_kernel (h_blurRadius, size, kernel, params);
1078
1079 XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1080 XRenderComposite (dpy,
1081 PictOpSrc,
1082 src,
1083 None,
1084 dst,
1085 0, 0,
1086 0, 0,
1087 0, 0,
1088 width, height);
1089 }
1090
1091 if (v_blurRadius)
1092 {
1093 size = v_blurRadius * 2 + 1;
1094 get_gaussian_kernel (v_blurRadius, size, kernel, params);
1095 ::swap (params[0], params[1]);
1096
1097 XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1098 XRenderComposite (dpy,
1099 PictOpSrc,
1100 src,
1101 None,
1102 dst,
1103 0, 0,
1104 0, 0,
1105 0, 0,
1106 width, height);
1107 }
1108
1109 ret = true;
1110 }
1111
1112 free (kernel);
1113 free (params);
1114 XRenderFreePicture (dpy, src);
1115 XRenderFreePicture (dpy, dst);
1116#endif
1117 return ret;
1118}
1119
1120bool
1121rxvt_term::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
1122{
1123 bool ret = false;
1124
1125 if (bg_flags & BG_TINT_BITAND)
1126 {
1127 XGCValues gcv;
1128 GC gc;
1129
1130 /* In this case we can tint image server-side getting significant
1131 * performance improvements, as we eliminate XImage transfer
1132 */
1133 gcv.foreground = Pixel (tint);
1134 gcv.function = GXand;
1135 gcv.fill_style = FillSolid;
1136 gc = XCreateGC (dpy, pixmap, GCFillStyle | GCForeground | GCFunction, &gcv);
1137 if (gc)
1138 {
1139 XFillRectangle (dpy, pixmap, gc, 0, 0, width, height);
1140 ret = true;
1141 XFreeGC (dpy, gc);
1142 }
1143 }
1144 else
1145 {
1146# if XRENDER
1147 rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1148
1149 if (bg_flags & BG_TINT_SET)
1150 tint.get (c);
1151
1152 if (shade <= 100)
1153 {
1154 c.r = c.r * shade / 100;
1155 c.g = c.g * shade / 100;
1156 c.b = c.b * shade / 100;
1157 }
704 else 1158 else
705 { 1159 {
706#if XFT 1160 c.r = c.r * (200 - shade) / 100;
707 flags |= bgPixmap_t::tintServerSide; 1161 c.g = c.g * (200 - shade) / 100;
708#endif 1162 c.b = c.b * (200 - shade) / 100;
1163 }
1164
1165 XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
1166 XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1167 XRenderPictureAttributes pa;
1168
1169 Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
1170
1171 pa.repeat = True;
1172
1173 Pixmap overlay_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
1174 Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1175 XFreePixmap (dpy, overlay_pmap);
1176
1177 pa.component_alpha = True;
1178 Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
1179 Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat | CPComponentAlpha, &pa);
1180 XFreePixmap (dpy, mask_pmap);
1181
1182 XRenderColor mask_c;
1183
1184 mask_c.alpha = 0xffff;
1185 mask_c.red =
1186 mask_c.green =
1187 mask_c.blue = 0;
1188 XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1189
1190 mask_c.alpha = 0;
1191 mask_c.red = 0xffff - c.r;
1192 mask_c.green = 0xffff - c.g;
1193 mask_c.blue = 0xffff - c.b;
1194 XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1195 XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
1196
1197 if (shade > 100)
709 } 1198 {
710 } 1199 mask_c.red = mask_c.green = mask_c.blue = 0xffff * (shade - 100) / 100;
1200 mask_c.alpha = 0;
1201 XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
711 1202
712 return flags; 1203 XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);
713} 1204 }
714 1205
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; 1206 ret = true;
724 }
725 return false;
726}
727 1207
728bool 1208 XRenderFreePicture (dpy, mask_pic);
729bgPixmap_t::unset_tint () 1209 XRenderFreePicture (dpy, overlay_pic);
730{ 1210 XRenderFreePicture (dpy, back_pic);
731 unsigned long new_flags = compute_tint_shade_flags (NULL, shade); 1211# endif
732
733 if (new_flags != (flags & tintFlags))
734 { 1212 }
735 flags = (flags&~tintFlags)|new_flags; 1213
736 return true;
737 }
738 return false; 1214 return ret;
739} 1215}
740 1216
741bool 1217/*
742bgPixmap_t::set_shade (const char *shade_str) 1218 * 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 1219 * the tiled portion of the root pixmap that is supposed to be covered by
764 * our window. 1220 * our window.
765 */ 1221 */
766unsigned long 1222unsigned long
767bgPixmap_t::make_transparency_pixmap () 1223rxvt_term::make_transparency_pixmap ()
768{ 1224{
769 unsigned long result = 0; 1225 unsigned long result = 0;
770 1226
771 if (target == NULL)
772 return 0;
773
774 /* root dimentions may change from call to call - but Display structure should 1227 /* root dimensions may change from call to call - but Display structure should
775 * be always up-to-date, so let's use it : 1228 * be always up-to-date, so let's use it :
776 */ 1229 */
777 Window root = target->display->root;
778 int screen = target->display->screen; 1230 int screen = display->screen;
779 Display *dpy = target->dpy; 1231 int root_depth = DefaultDepth (dpy, screen);
780 int root_width = DisplayWidth (dpy, screen); 1232 int root_width = DisplayWidth (dpy, screen);
781 int root_height = DisplayHeight (dpy, screen); 1233 int root_height = DisplayHeight (dpy, screen);
782 unsigned int root_pmap_width, root_pmap_height; 1234 unsigned int root_pmap_width, root_pmap_height;
783 int window_width = target->szHint.width; 1235 int window_width = szHint.width;
784 int window_height = target->szHint.height; 1236 int window_height = szHint.height;
785 int sx, sy; 1237 int sx, sy;
786 XGCValues gcv; 1238 XGCValues gcv;
1239 GC gc;
787 1240
788 TIMING_TEST_START (tp); 1241 sx = target_x;
789 target->get_window_origin (sx, sy); 1242 sy = target_y;
790 1243
791 /* check if we are outside of the visible part of the virtual screen : */ 1244 /* check if we are outside of the visible part of the virtual screen : */
792 if (sx + window_width <= 0 || sy + window_height <= 0 1245 if (sx + window_width <= 0 || sy + window_height <= 0
793 || sx >= root_width || sy >= root_height) 1246 || sx >= root_width || sy >= root_height)
794 return 0; 1247 return 0;
795 1248
1249 // validate root pixmap and get its size
796 if (root_pixmap != None) 1250 if (root_pixmap != None)
797 {/* we want to validate the pixmap and get it's size at the same time : */ 1251 {
1252 Window wdummy;
798 int junk; 1253 int idummy;
799 unsigned int ujunk; 1254 unsigned int udummy;
800 /* root pixmap may be bad - allow a error */ 1255
801 target->allowedxerror = -1; 1256 allowedxerror = -1;
802 1257
803 if (!XGetGeometry (dpy, root_pixmap, &root, &junk, &junk, &root_pmap_width, &root_pmap_height, &ujunk, &ujunk)) 1258 if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pmap_width, &root_pmap_height, &udummy, &udummy))
804 root_pixmap = None; 1259 root_pixmap = None;
805 1260
806 target->allowedxerror = 0; 1261 allowedxerror = 0;
1262 }
1263
1264 Pixmap recoded_root_pmap = root_pixmap;
1265
1266 if (root_pixmap != None && root_depth != depth)
807 } 1267 {
1268#if XRENDER
1269 if (bg_flags & BG_HAS_RENDER)
1270 {
1271 recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);
808 1272
809 Pixmap tiled_root_pmap = XCreatePixmap (dpy, root, window_width, window_height, root_depth); 1273 XRenderPictureAttributes pa;
810 GC gc = NULL;
811 1274
812 if (tiled_root_pmap == None) /* something really bad happened - abort */ 1275 XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
1276 Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);
1277
1278 XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
1279 Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);
1280
1281 XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
1282
1283 XRenderFreePicture (dpy, src);
1284 XRenderFreePicture (dpy, dst);
1285 }
1286 else
1287#endif
1288 recoded_root_pmap = None;
1289 }
1290
1291 if (recoded_root_pmap == None)
813 return 0; 1292 return 0;
814 1293
815 if (root_pixmap == None) 1294 if (bg_pixmap == None
816 { /* use tricks to obtain the root background image :*/ 1295 || bg_pmap_width != window_width
817 /* we want to create Overrideredirect window overlapping out window 1296 || 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 } 1297 {
867 else 1298 if (bg_pixmap)
1299 XFreePixmap (dpy, bg_pixmap);
1300 bg_pixmap = XCreatePixmap (dpy, vt, window_width, window_height, depth);
1301 bg_pmap_width = window_width;
1302 bg_pmap_height = window_height;
1303 }
1304
868 {/* strightforward pixmap copy */ 1305 /* straightforward pixmap copy */
1306 while (sx < 0) sx += root_width;
1307 while (sy < 0) sy += root_height;
1308
869 gcv.tile = root_pixmap; 1309 gcv.tile = recoded_root_pmap;
870 gcv.fill_style = FillTiled; 1310 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; 1311 gcv.ts_x_origin = -sx;
876 gcv.ts_y_origin = -sy; 1312 gcv.ts_y_origin = -sy;
877 gc = XCreateGC (dpy, root, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv); 1313 gc = XCreateGC (dpy, vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
1314
1315 if (gc)
1316 {
1317 XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);
1318 result |= BG_IS_VALID | (bg_flags & BG_EFFECTS_FLAGS);
1319 XFreeGC (dpy, gc);
1320
1321 if (!(bg_flags & BG_CLIENT_RENDER))
1322 {
1323 if ((bg_flags & BG_NEEDS_BLUR)
1324 && (bg_flags & BG_HAS_RENDER_CONV))
1325 {
1326 if (blur_pixmap (bg_pixmap, visual, window_width, window_height))
1327 result &= ~BG_NEEDS_BLUR;
1328 }
1329 if ((bg_flags & BG_NEEDS_TINT)
1330 && (bg_flags & (BG_TINT_BITAND | BG_HAS_RENDER)))
1331 {
1332 if (tint_pixmap (bg_pixmap, visual, window_width, window_height))
1333 result &= ~BG_NEEDS_TINT;
1334 }
1335 } /* server side rendering completed */
1336 }
1337
1338 if (recoded_root_pmap != root_pixmap)
1339 XFreePixmap (dpy, recoded_root_pmap);
1340
1341 return result;
1342}
1343
1344void
1345rxvt_term::bg_set_root_pixmap ()
1346{
1347 Pixmap new_root_pixmap = get_pixmap_property (xa[XA_XROOTPMAP_ID]);
1348 if (new_root_pixmap == None)
1349 new_root_pixmap = get_pixmap_property (xa[XA_ESETROOT_PMAP_ID]);
1350
1351 root_pixmap = new_root_pixmap;
1352}
1353# endif /* ENABLE_TRANSPARENCY */
1354
1355#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1356static void shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c);
1357# endif
1358
1359bool
1360rxvt_term::bg_render ()
1361{
1362 unsigned long tr_flags = 0;
1363
1364 bg_invalidate ();
1365# ifdef ENABLE_TRANSPARENCY
1366 if (bg_flags & BG_IS_TRANSPARENT)
1367 {
1368 /* we need to re-generate transparency pixmap in that case ! */
1369 tr_flags = make_transparency_pixmap ();
1370 if (tr_flags == 0)
1371 return false;
1372 else if (!(tr_flags & BG_EFFECTS_FLAGS))
1373 bg_flags |= BG_IS_VALID;
1374 }
1375# endif
1376
1377# ifdef BG_IMAGE_FROM_FILE
1378 if ((bg_flags & BG_IS_FROM_FILE)
1379 || (tr_flags & BG_EFFECTS_FLAGS))
1380 {
1381 if (render_image (tr_flags))
1382 bg_flags |= BG_IS_VALID;
1383 }
1384# endif
1385
1386# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1387 XImage *result = NULL;
1388
1389 if (tr_flags && !(bg_flags & BG_IS_VALID))
1390 {
1391 result = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
1392 }
1393
1394 if (result)
1395 {
1396 /* our own client-side tinting */
1397 if (tr_flags & BG_NEEDS_TINT)
1398 {
1399 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1400 if (bg_flags & BG_TINT_SET)
1401 tint.get (c);
1402 shade_ximage (DefaultVisual (dpy, display->screen), result, shade, c);
1403 }
1404
1405 GC gc = XCreateGC (dpy, vt, 0UL, NULL);
878 1406
879 if (gc) 1407 if (gc)
880 { 1408 {
881 XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height); 1409 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 1410
887 if (tiled_root_pmap != None) 1411 XFreeGC (dpy, gc);
888 { 1412 bg_flags |= BG_IS_VALID;
889 if (!need_client_side_rendering ())
890 { 1413 }
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 1414
917 if (flags & tintSet) 1415 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 1416 }
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 {
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 1417# endif
1031 1418
1032 1419 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 } 1420 {
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) 1421 if (bg_pixmap != None)
1162 { 1422 {
1163 XFreePixmap (target->dpy, pixmap); 1423 XFreePixmap (dpy, bg_pixmap);
1164 pixmap = None; 1424 bg_pixmap = None;
1165 }
1166 }
1167
1168 apply ();
1169
1170 TIMING_TEST_PRINT_RESULT (tp);
1171
1172 return true;
1173}
1174
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 } 1425 }
1426 }
1427
1428 scr_recolour (false);
1429 bg_flags |= BG_NEEDS_REFRESH;
1430
1431 bg_valid_since = ev::now ();
1432
1187 return false; 1433 return true;
1188} 1434}
1189 1435
1190void 1436void
1191bgPixmap_t::apply() 1437rxvt_term::bg_init ()
1192{ 1438{
1193 if (target)
1194 {
1195 flags &= ~isVtOrigin;
1196 if (pixmap != None)
1197 { /* set target's background to pixmap */
1198# ifdef ENABLE_TRANSPARENCY 1439#ifdef ENABLE_TRANSPARENCY
1199 if (flags & isTransparent) 1440 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 1441#endif
1210 { 1442
1211 flags |= isVtOrigin; 1443 bg_flags &= ~(BG_HAS_RENDER | BG_HAS_RENDER_CONV);
1212 /* force old pixmap dereference in case it was transparent before :*/ 1444#if XRENDER
1213 XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]); 1445 int major, minor;
1214 XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap); 1446 if (XRenderQueryVersion (dpy, &major, &minor))
1215 /* do we also need to set scrollbar's background here ? */ 1447 bg_flags |= BG_HAS_RENDER;
1216# if HAVE_SCROLLBARS 1448 XFilters *filters = XRenderQueryFilters (dpy, vt);
1217 if (target->scrollBar.win) 1449 if (filters)
1218 XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]); 1450 {
1451 for (int i = 0; i < filters->nfilter; i++)
1452 if (!strcmp (filters->filter[i], FilterConvolution))
1453 bg_flags |= BG_HAS_RENDER_CONV;
1454
1455 XFree (filters);
1456 }
1219# endif 1457#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} 1458}
1248 1459
1249#endif /* HAVE_BG_PIXMAP */ 1460#endif /* HAVE_BG_PIXMAP */
1250 1461
1251#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) && !XFT 1462#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1252/* taken from aterm-0.4.2 */ 1463/* taken from aterm-0.4.2 */
1253 1464
1254typedef uint32_t RUINT32T;
1255
1256static void 1465static void
1257ShadeXImage(rxvt_term *term, XImage* srcImage, int shade, int rm, int gm, int bm) 1466shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c)
1258{ 1467{
1259 int sh_r, sh_g, sh_b; 1468 int sh_r, sh_g, sh_b;
1260 RUINT32T mask_r, mask_g, mask_b; 1469 uint32_t mask_r, mask_g, mask_b;
1261 RUINT32T *lookup, *lookup_r, *lookup_g, *lookup_b; 1470 uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1262 unsigned int lower_lim_r, lower_lim_g, lower_lim_b; 1471 rgba low;
1263 unsigned int upper_lim_r, upper_lim_g, upper_lim_b; 1472 rgba high;
1264 int i; 1473 int i;
1474 int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
1265 1475
1266 Visual *visual = term->visual;
1267
1268 if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return ; 1476 if (visual->c_class != TrueColor || ximage->format != ZPixmap) return;
1269
1270 if (shade == 0)
1271 shade = 100;
1272 1477
1273 /* for convenience */ 1478 /* for convenience */
1274 mask_r = visual->red_mask; 1479 mask_r = visual->red_mask;
1275 mask_g = visual->green_mask; 1480 mask_g = visual->green_mask;
1276 mask_b = visual->blue_mask; 1481 mask_b = visual->blue_mask;
1277 1482
1278 /* boring lookup table pre-initialization */ 1483 /* boring lookup table pre-initialization */
1279 switch (srcImage->bits_per_pixel) { 1484 switch (ximage->depth)
1485 {
1280 case 15: 1486 case 15:
1281 if ((mask_r != 0x7c00) || 1487 if ((mask_r != 0x7c00) ||
1282 (mask_g != 0x03e0) || 1488 (mask_g != 0x03e0) ||
1283 (mask_b != 0x001f)) 1489 (mask_b != 0x001f))
1284 return; 1490 return;
1285 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+32+32)); 1491 lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+32+32));
1286 lookup_r = lookup; 1492 lookup_r = lookup;
1287 lookup_g = lookup+32; 1493 lookup_g = lookup+32;
1288 lookup_b = lookup+32+32; 1494 lookup_b = lookup+32+32;
1289 sh_r = 10; 1495 sh_r = 10;
1290 sh_g = 5; 1496 sh_g = 5;
1291 sh_b = 0; 1497 sh_b = 0;
1292 break; 1498 break;
1293 case 16: 1499 case 16:
1294 if ((mask_r != 0xf800) || 1500 if ((mask_r != 0xf800) ||
1295 (mask_g != 0x07e0) || 1501 (mask_g != 0x07e0) ||
1296 (mask_b != 0x001f)) 1502 (mask_b != 0x001f))
1297 return; 1503 return;
1298 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+64+32)); 1504 lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+64+32));
1299 lookup_r = lookup; 1505 lookup_r = lookup;
1300 lookup_g = lookup+32; 1506 lookup_g = lookup+32;
1301 lookup_b = lookup+32+64; 1507 lookup_b = lookup+32+64;
1302 sh_r = 11; 1508 sh_r = 11;
1303 sh_g = 5; 1509 sh_g = 5;
1304 sh_b = 0; 1510 sh_b = 0;
1305 break; 1511 break;
1306 case 24: 1512 case 24:
1307 if ((mask_r != 0xff0000) || 1513 if ((mask_r != 0xff0000) ||
1308 (mask_g != 0x00ff00) || 1514 (mask_g != 0x00ff00) ||
1309 (mask_b != 0x0000ff)) 1515 (mask_b != 0x0000ff))
1310 return; 1516 return;
1311 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256)); 1517 lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1312 lookup_r = lookup; 1518 lookup_r = lookup;
1313 lookup_g = lookup+256; 1519 lookup_g = lookup+256;
1314 lookup_b = lookup+256+256; 1520 lookup_b = lookup+256+256;
1315 sh_r = 16; 1521 sh_r = 16;
1316 sh_g = 8; 1522 sh_g = 8;
1317 sh_b = 0; 1523 sh_b = 0;
1318 break; 1524 break;
1319 case 32: 1525 case 32:
1320 if ((mask_r != 0xff0000) || 1526 if ((mask_r != 0xff0000) ||
1321 (mask_g != 0x00ff00) || 1527 (mask_g != 0x00ff00) ||
1322 (mask_b != 0x0000ff)) 1528 (mask_b != 0x0000ff))
1323 return; 1529 return;
1324 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256)); 1530 lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1325 lookup_r = lookup; 1531 lookup_r = lookup;
1326 lookup_g = lookup+256; 1532 lookup_g = lookup+256;
1327 lookup_b = lookup+256+256; 1533 lookup_b = lookup+256+256;
1328 sh_r = 16; 1534 sh_r = 16;
1329 sh_g = 8; 1535 sh_g = 8;
1330 sh_b = 0; 1536 sh_b = 0;
1331 break; 1537 break;
1332 default: 1538 default:
1333 return; /* we do not support this color depth */ 1539 return; /* we do not support this color depth */
1334 } 1540 }
1335 1541
1336 /* prepare limits for color transformation (each channel is handled separately) */ 1542 /* prepare limits for color transformation (each channel is handled separately) */
1337 if (shade < 0) { 1543 if (shade > 100)
1544 {
1338 shade = -shade; 1545 shade = 200 - shade;
1339 if (shade < 0) shade = 0;
1340 if (shade > 100) shade = 100;
1341 1546
1342 lower_lim_r = 65535-rm; 1547 high.r = c.r * shade / 100;
1343 lower_lim_g = 65535-gm; 1548 high.g = c.g * shade / 100;
1344 lower_lim_b = 65535-bm; 1549 high.b = c.b * shade / 100;
1345 1550
1346 lower_lim_r = 65535-(unsigned int)(((RUINT32T)lower_lim_r)*((RUINT32T)shade)/100); 1551 low.r = 65535 * (100 - shade) / 100;
1347 lower_lim_g = 65535-(unsigned int)(((RUINT32T)lower_lim_g)*((RUINT32T)shade)/100); 1552 low.g = 65535 * (100 - shade) / 100;
1348 lower_lim_b = 65535-(unsigned int)(((RUINT32T)lower_lim_b)*((RUINT32T)shade)/100); 1553 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 } 1554 }
1361 1555 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 { 1556 {
1365 unsigned int tmp; 1557 high.r = c.r * shade / 100;
1558 high.g = c.g * shade / 100;
1559 high.b = c.b * shade / 100;
1366 1560
1367 tmp = lower_lim_r; 1561 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 } 1562 }
1375 1563
1376 /* fill our lookup tables */ 1564 /* fill our lookup tables */
1377 for (i = 0; i <= mask_r>>sh_r; i++) 1565 for (i = 0; i <= mask_r>>sh_r; i++)
1378 { 1566 {
1379 RUINT32T tmp; 1567 uint32_t tmp;
1380 tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_r-lower_lim_r)); 1568 tmp = i * high.r;
1381 tmp += ((RUINT32T)(mask_r>>sh_r))*((RUINT32T)lower_lim_r); 1569 tmp += (mask_r>>sh_r) * low.r;
1382 lookup_r[i] = (tmp/65535)<<sh_r; 1570 lookup_r[i] = (tmp/65535)<<sh_r;
1383 } 1571 }
1384 for (i = 0; i <= mask_g>>sh_g; i++) 1572 for (i = 0; i <= mask_g>>sh_g; i++)
1385 { 1573 {
1386 RUINT32T tmp; 1574 uint32_t tmp;
1387 tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_g-lower_lim_g)); 1575 tmp = i * high.g;
1388 tmp += ((RUINT32T)(mask_g>>sh_g))*((RUINT32T)lower_lim_g); 1576 tmp += (mask_g>>sh_g) * low.g;
1389 lookup_g[i] = (tmp/65535)<<sh_g; 1577 lookup_g[i] = (tmp/65535)<<sh_g;
1390 } 1578 }
1391 for (i = 0; i <= mask_b>>sh_b; i++) 1579 for (i = 0; i <= mask_b>>sh_b; i++)
1392 { 1580 {
1393 RUINT32T tmp; 1581 uint32_t tmp;
1394 tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_b-lower_lim_b)); 1582 tmp = i * high.b;
1395 tmp += ((RUINT32T)(mask_b>>sh_b))*((RUINT32T)lower_lim_b); 1583 tmp += (mask_b>>sh_b) * low.b;
1396 lookup_b[i] = (tmp/65535)<<sh_b; 1584 lookup_b[i] = (tmp/65535)<<sh_b;
1397 } 1585 }
1398 1586
1399 /* apply table to input image (replacing colors by newly calculated ones) */ 1587 /* apply table to input image (replacing colors by newly calculated ones) */
1400 switch (srcImage->bits_per_pixel) 1588 if (ximage->bits_per_pixel == 32
1589 && (ximage->depth == 24 || ximage->depth == 32)
1590 && ximage->byte_order == host_byte_order)
1401 { 1591 {
1402 case 15:
1403 {
1404 unsigned short *p1, *pf, *p, *pl; 1592 uint32_t *p1, *pf, *p, *pl;
1405 p1 = (unsigned short *) srcImage->data; 1593 p1 = (uint32_t *) ximage->data;
1406 pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line); 1594 pf = (uint32_t *) (ximage->data + ximage->height * ximage->bytes_per_line);
1595
1407 while (p1 < pf) 1596 while (p1 < pf)
1408 { 1597 {
1409 p = p1; 1598 p = p1;
1410 pl = p1 + srcImage->width; 1599 pl = p1 + ximage->width;
1411 for (; p < pl; p++) 1600 for (; p < pl; p++)
1412 { 1601 {
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] | 1602 *p = lookup_r[(*p & 0xff0000) >> 16] |
1472 lookup_g[(*p & 0x00ff00)>> 8] | 1603 lookup_g[(*p & 0x00ff00) >> 8] |
1473 lookup_b[(*p & 0x0000ff)] | 1604 lookup_b[(*p & 0x0000ff)] |
1474 (*p & ~0xffffff); 1605 (*p & 0xff000000);
1606 }
1607 p1 = (uint32_t *) ((char *) p1 + ximage->bytes_per_line);
1608 }
1609 }
1610 else
1611 {
1612 for (int y = 0; y < ximage->height; y++)
1613 for (int x = 0; x < ximage->width; x++)
1614 {
1615 unsigned long pixel = XGetPixel (ximage, x, y);
1616 pixel = lookup_r[(pixel & mask_r) >> sh_r] |
1617 lookup_g[(pixel & mask_g) >> sh_g] |
1618 lookup_b[(pixel & mask_b) >> sh_b];
1619 XPutPixel (ximage, x, y, pixel);
1475 } 1620 }
1476 p1 = (RUINT32T *) ((char *) p1 + srcImage->bytes_per_line);
1477 } 1621 }
1478 break;
1479 }
1480 }
1481 1622
1482 free (lookup); 1623 free (lookup);
1483} 1624}
1484#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */ 1625#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */

Diff Legend

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