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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.61 by sf-exg, Sun Oct 3 20:48:34 2010 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) 2005-2008 Marc Lehmann <pcg@goof.com> 6 * Copyright (c) 2005-2008 Marc Lehmann <schmorp@schmorp.de>
7 * Copyright (c) 2007 Sasha Vasko <sasha@aftercode.net> 7 * Copyright (c) 2007 Sasha Vasko <sasha@aftercode.net>
8 * Copyright (c) 2010 Emanuele Giaquinta <e.giaquinta@glauco.it>
8 * 9 *
9 * 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
10 * 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
11 * the Free Software Foundation; either version 2 of the License, or 12 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version. 13 * (at your option) any later version.
… …
19 * 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
20 * along with this program; if not, write to the Free Software 21 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 22 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
22 *---------------------------------------------------------------------*/ 23 *---------------------------------------------------------------------*/
23 24
25#include <cmath>
24#include "../config.h" /* NECESSARY */ 26#include "../config.h" /* NECESSARY */
25#include "rxvt.h" /* NECESSARY */ 27#include "rxvt.h" /* NECESSARY */
26 28
27#define DO_TIMING_TEST 0 29#if XRENDER
30# include <X11/extensions/Xrender.h>
31#endif
28 32
29#if DO_TIMING_TEST 33#ifndef FilterConvolution
30# include <sys/time.h> 34#define FilterConvolution "convolution"
31#define TIMING_TEST_START(id) \
32 struct timeval timing_test_##id##_stv; \
33 gettimeofday (&timing_test_##id##_stv, NULL);
34
35#define TIMING_TEST_PRINT_RESULT(id) \
36 do { \
37 struct timeval tv; \
38 gettimeofday (&tv, NULL); \
39 tv.tv_sec -= (timing_test_##id##_stv).tv_sec; \
40 fprintf (stderr, "%s: %s: %d: elapsed %ld usec\n", #id, __FILE__, __LINE__, \
41 tv.tv_sec * 1000000 + tv.tv_usec - (timing_test_##id##_stv).tv_usec); \
42 } while (0)
43
44#else
45#define TIMING_TEST_START(id) do {} while (0)
46#define TIMING_TEST_PRINT_RESULT(id) do {} while (0)
47#endif 35#endif
48 36
49/* 37/*
50 * Pixmap geometry string interpretation : 38 * Pixmap geometry string interpretation :
51 * Each geometry string contains zero or one scale/position 39 * Each geometry string contains zero or one scale/position
… …
56 * 44 *
57 * 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%.
58 * W and H are percentages of the terminal window size. 46 * W and H are percentages of the terminal window size.
59 * X and Y are also percentages; e.g., +50+50 centers 47 * X and Y are also percentages; e.g., +50+50 centers
60 * the image in the window. 48 * the image in the window.
61 * WxH+X Assumes Y == X
62 * WxH Assumes Y == X == 50 (centers the image)
63 * W+X+Y Assumes H == W
64 * W+X Assumes H == W and Y == X
65 * W Assumes H == W and Y == X == 50
66 *
67 * Adjusting position only :
68 * =+X+Y Set position to X% by Y% (absolute).
69 * =+X Set position to X% by X%.
70 * +X+Y Adjust position horizontally X% and vertically Y%
71 * from current position (relative).
72 * +X Adjust position horizontally X% and vertically X%
73 * from current position.
74 *
75 * Adjusting scale only :
76 * Wx0 Multiply horizontal scaling factor by W%
77 * 0xH Multiply vertical scaling factor by H%
78 * 0x0 No scaling (show image at normal size).
79 * 49 *
80 * Pixmap Operations : (should be prepended by a colon) 50 * Pixmap Operations : (should be prepended by a colon)
81 * tile Tile image. Scaling/position modifiers above will affect
82 * the tile size and origin.
83 * propscale When scaling, scale proportionally. That is, maintain the
84 * proper aspect ratio for the image. Any portion of the
85 * background not covered by the image is filled with the
86 * current background color.
87 * hscale Scale horizontally, tile vertically ?
88 * vscale Tile horizontally, scale vertically ?
89 * scale Scale both up and down
90 * auto Same as 100x100+50+50
91 */ 51 */
92 52
93#ifdef HAVE_BG_PIXMAP 53#ifdef HAVE_BG_PIXMAP
94bgPixmap_t::bgPixmap_t ()
95{
96 // this is basically redundant as bgPixmap_t is only used in
97 // zero_initialised-derived structs
98#ifdef HAVE_AFTERIMAGE
99 original_asim = NULL;
100#endif
101#ifdef HAVE_PIXBUF
102 pixbuf = NULL;
103#endif
104#ifdef BG_IMAGE_FROM_FILE
105 have_image = false;
106 h_scale = v_scale = 0;
107 h_align = v_align = 0;
108#endif
109 flags = 0;
110 pixmap = None;
111 valid_since = invalid_since = 0;
112 target = 0;
113}
114
115void 54void
116bgPixmap_t::destroy () 55rxvt_term::bg_destroy ()
117{ 56{
118#ifdef HAVE_AFTERIMAGE 57#ifdef HAVE_AFTERIMAGE
119 if (original_asim) 58 if (original_asim)
120 safe_asimage_destroy (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);
121#endif 64#endif
122 65
123#ifdef HAVE_PIXBUF 66#ifdef HAVE_PIXBUF
124 if (pixbuf) 67 if (pixbuf)
125 g_object_unref (pixbuf); 68 g_object_unref (pixbuf);
126#endif 69#endif
127 70
128 if (pixmap && target) 71 if (bg_pixmap)
129 XFreePixmap (target->dpy, pixmap); 72 XFreePixmap (dpy, bg_pixmap);
130} 73}
131 74
132bool 75bool
133bgPixmap_t::window_size_sensitive () 76rxvt_term::bg_set_position (int x, int y)
77{
78
79 if (target_x != x
80 || target_y != y)
81 {
82 target_x = x;
83 target_y = y;
84 return true;
85 }
86 return false;
87}
88
89bool
90rxvt_term::bg_window_size_sensitive ()
134{ 91{
135# ifdef ENABLE_TRANSPARENCY 92# ifdef ENABLE_TRANSPARENCY
136 if (flags & isTransparent) 93 if (bg_flags & BG_IS_TRANSPARENT)
137 return true; 94 return true;
138# endif 95# endif
139 96
140# ifdef BG_IMAGE_FROM_FILE 97# ifdef BG_IMAGE_FROM_FILE
141 if (have_image) 98 if (bg_flags & BG_IS_FROM_FILE)
142 { 99 {
143 if (flags & sizeSensitive) 100 if (bg_flags & BG_IS_SIZE_SENSITIVE)
144 return true; 101 return true;
145 } 102 }
146# endif 103# endif
147 104
148 return false; 105 return false;
149} 106}
150 107
151bool 108bool
152bgPixmap_t::window_position_sensitive () 109rxvt_term::bg_window_position_sensitive ()
153{ 110{
154# ifdef ENABLE_TRANSPARENCY 111# ifdef ENABLE_TRANSPARENCY
155 if (flags & isTransparent) 112 if (bg_flags & BG_IS_TRANSPARENT)
156 return true; 113 return true;
157# endif 114# endif
158 115
159# ifdef BG_IMAGE_FROM_FILE 116# ifdef BG_IMAGE_FROM_FILE
160 if (have_image) 117 if (bg_flags & BG_IS_FROM_FILE)
161 { 118 {
162 if (h_align == rootAlign || v_align == rootAlign) 119 if (bg_flags & BG_ROOT_ALIGN)
163 return true; 120 return true;
164 } 121 }
165# endif 122# endif
166 123
167 return false;
168};
169
170bool bgPixmap_t::need_client_side_rendering ()
171{
172# ifdef HAVE_AFTERIMAGE
173 if (original_asim)
174 return true;
175# endif
176# ifdef ENABLE_TRANSPARENCY
177 if (flags & isTransparent)
178 {
179# ifdef HAVE_AFTERIMAGE // can't blur without libAI anyways
180 if ((flags & blurNeeded) && !(flags & blurServerSide))
181 return true;
182# endif
183 if ((flags & tintNeeded) && !(flags & tintServerSide))
184 return true;
185 }
186# endif
187 return false; 124 return false;
188} 125}
189 126
190# ifdef BG_IMAGE_FROM_FILE 127# ifdef BG_IMAGE_FROM_FILE
191static inline bool 128static inline bool
… …
207static inline bool 144static inline bool
208check_set_align_value (int geom_flags, int flag, int &align, int new_value) 145check_set_align_value (int geom_flags, int flag, int &align, int new_value)
209{ 146{
210 if (geom_flags & flag) 147 if (geom_flags & flag)
211 { 148 {
212 if (new_value != bgPixmap_t::rootAlign)
213 {
214 if (new_value < -100) 149 if (new_value < -100)
215 new_value = -100; 150 new_value = -100;
216 else if (new_value > 200) 151 else if (new_value > 200)
217 new_value = 200; 152 new_value = 200;
218 }
219 if (new_value != align) 153 if (new_value != align)
220 { 154 {
221 align = new_value; 155 align = new_value;
222 return true; 156 return true;
223 } 157 }
… …
229make_align_position (int align, int window_size, int image_size) 163make_align_position (int align, int window_size, int image_size)
230{ 164{
231 int diff = window_size - image_size; 165 int diff = window_size - image_size;
232 int smaller = min (image_size, window_size); 166 int smaller = min (image_size, window_size);
233 167
234 if (align >= 0 && align <= 50) 168 if (align >= 0 && align <= 100)
235 return diff * align / 100; 169 return diff * align / 100;
236 else if (align > 50 && align <= 100)
237 return window_size - image_size - diff * (100 - align) / 100;
238 else if (align > 100 && align <= 200 ) 170 else if (align > 100 && align <= 200)
239 return ((align - 100) * smaller / 100) + window_size - smaller; 171 return ((align - 100) * smaller / 100) + window_size - smaller;
240 else if (align > -100 && align < 0) 172 else if (align >= -100 && align < 0)
241 return ((align + 100) * smaller / 100) - image_size; 173 return ((align + 100) * smaller / 100) - image_size;
242 return 0; 174 return 0;
243} 175}
244 176
245static inline int 177static inline int
246make_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)
247{ 179{
248 int src_pos = 0; 180 int src_pos = 0;
249 dst_pos = 0; 181 dst_pos = pos;
250 dst_size = size; 182 dst_size = size;
251 if (pos < 0) 183 if (pos < 0)
252 { 184 {
253 src_pos = -pos; 185 src_pos = -pos;
186 dst_pos = 0;
254 dst_size += pos; 187 dst_size += pos;
255 } 188 }
256 else if (pos > 0)
257 dst_pos = pos;
258 189
259 if (dst_pos + dst_size > target_size) 190 if (dst_pos + dst_size > target_size)
260 dst_size = target_size - dst_pos; 191 dst_size = target_size - dst_pos;
261 return src_pos; 192 return src_pos;
262} 193}
263 194
264bool 195bool
265bgPixmap_t::set_geometry (const char *geom) 196rxvt_term::bg_set_geometry (const char *geom, bool update)
266{ 197{
198 bool changed = false;
267 int geom_flags = 0, changed = 0; 199 int geom_flags = 0;
268 int x = 0, y = 0; 200 int x = 0, y = 0;
269 unsigned int w = 0, h = 0; 201 unsigned int w = 0, h = 0;
270 unsigned int n; 202 unsigned int n;
271 unsigned long new_flags = (flags & (~geometryFlags)); 203 unsigned long new_flags = (bg_flags & (~BG_GEOMETRY_FLAGS));
272 const char *p; 204 const char *ops;
273# define MAXLEN_GEOM 256 /* could be longer than regular geometry string */
274 205
275 if (geom == NULL) 206 if (geom == NULL)
276 return false; 207 return false;
277 208
278 char str[MAXLEN_GEOM]; 209 char str[256];
279 210
280 while (isspace(*geom)) ++geom;
281 if ((p = strchr (geom, ';')) == NULL)
282 p = strchr (geom, '\0'); 211 ops = strchr (geom, ':');
283 212 if (ops == NULL)
213 n = strlen (geom);
214 else
284 n = (p - geom); 215 n = ops - geom;
285 if (n < MAXLEN_GEOM)
286 {
287 char *ops;
288 new_flags |= geometrySet;
289 216
217 if (n >= sizeof (str))
218 return false;
219
290 memcpy (str, geom, n); 220 memcpy (str, geom, n);
291 str[n] = '\0'; 221 str[n] = '\0';
292 if (str[0] == ':') 222 rxvt_strtrim (str);
293 ops = &str[0];
294 else if (str[0] != 'x' && str[0] != 'X' && isalpha(str[0]))
295 ops = &str[0];
296 else
297 {
298 char *tmp;
299 ops = strchr (str, ':');
300 if (ops != NULL)
301 {
302 for (tmp = ops-1; tmp >= str && isspace(*tmp); --tmp);
303 *(++tmp) = '\0';
304 if (ops == tmp) ++ops;
305 }
306 }
307 223
308 if (ops > str || ops == NULL) 224 if (str[0])
309 { 225 {
310 /* 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 */
311 geom_flags = XParseGeometry (str, &x, &y, &w, &h); 227 geom_flags = XParseGeometry (str, &x, &y, &w, &h);
312
313 if ((geom_flags & XValue) && !(geom_flags & YValue))
314 {
315 y = x;
316 geom_flags |= YValue;
317 }
318
319 if (flags & geometrySet)
320 {
321 /* new geometry is an adjustment to the old one ! */
322 if ((geom_flags & WidthValue) && (geom_flags & HeightValue))
323 {
324 if (w == 0 && h != 0)
325 {
326 w = h_scale;
327 h = (v_scale * h) / 100;
328 }
329 else if (h == 0 && w != 0)
330 {
331 w = (h_scale * w) / 100;
332 h = v_scale;
333 }
334 }
335 if (geom_flags & XValue)
336 {
337 if (str[0] != '=')
338 {
339 y += v_align;
340 x += h_align;
341 }
342 }
343 }
344 else /* setting up geometry from scratch */
345 {
346 if (!(geom_flags & XValue))
347 {
348 /* use default geometry - centered */
349 x = y = defaultAlign;
350 }
351 else if (!(geom_flags & YValue))
352 y = x;
353
354 if ((geom_flags & (WidthValue|HeightValue)) == 0)
355 {
356 /* use default geometry - scaled */
357 w = h = defaultScale;
358 }
359 else if (geom_flags & WidthValue)
360 {
361 if (!(geom_flags & HeightValue))
362 h = w;
363 }
364 else
365 w = h;
366 }
367 } /* done parsing geometry string */ 228 } /* done parsing geometry string */
368 else if (!(flags & geometrySet)) 229
369 { 230 if (!update)
370 /* default geometry - scaled and centered */ 231 {
232 if (!(geom_flags & XValue))
371 x = y = defaultAlign; 233 x = y = defaultAlign;
234 else if (!(geom_flags & YValue))
235 y = x;
236
237 if (!(geom_flags & (WidthValue|HeightValue)))
372 w = h = defaultScale; 238 w = h = defaultScale;
373 } 239 else if (!(geom_flags & HeightValue))
240 h = w;
241 else if (!(geom_flags & WidthValue))
242 w = h;
374 243
375 if (!(flags & geometrySet))
376 geom_flags |= WidthValue|HeightValue|XValue|YValue; 244 geom_flags |= WidthValue|HeightValue|XValue|YValue;
245 }
377 246
378 if (ops) 247 if (ops)
379 { 248 {
380 while (*ops) 249 char **arr = rxvt_strsplit (':', ops + 1);
250
251 for (int i = 0; arr[i]; i++)
381 { 252 {
382 while (*ops == ':' || isspace(*ops)) ++ops; 253 if (!strcasecmp (arr[i], "style=tiled"))
383
384# define CHECK_GEOM_OPS(op_str) (strncasecmp (ops, (op_str), sizeof (op_str) - 1) == 0)
385 if (CHECK_GEOM_OPS ("tile"))
386 { 254 {
255 new_flags = BG_TILE;
387 w = h = noScale; 256 w = h = noScale;
257 x = y = 0;
258 geom_flags = WidthValue|HeightValue|XValue|YValue;
259 }
260 else if (!strcasecmp (arr[i], "style=aspect-stretched"))
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;
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;
388 geom_flags |= WidthValue|HeightValue; 297 geom_flags |= WidthValue|HeightValue;
389 } 298 }
390 else if (CHECK_GEOM_OPS ("propscale")) 299 else if (!strcasecmp (arr[i], "propscale"))
391 { 300 {
392 if (w == 0 && h == 0) 301 new_flags |= BG_PROP_SCALE;
302 }
303 else if (!strcasecmp (arr[i], "hscale"))
393 { 304 {
394 w = windowScale; 305 w = windowScale;
395 geom_flags |= WidthValue;
396 }
397 new_flags |= propScale;
398 }
399 else if (CHECK_GEOM_OPS ("hscale"))
400 {
401 if (w == 0) w = windowScale;
402
403 h = noScale; 306 h = noScale;
404 geom_flags |= WidthValue|HeightValue; 307 geom_flags |= WidthValue|HeightValue;
405 } 308 }
406 else if (CHECK_GEOM_OPS ("vscale")) 309 else if (!strcasecmp (arr[i], "vscale"))
407 { 310 {
408 if (h == 0) h = windowScale; 311 h = windowScale;
409
410 w = noScale; 312 w = noScale;
411 geom_flags |= WidthValue|HeightValue; 313 geom_flags |= WidthValue|HeightValue;
412 } 314 }
413 else if (CHECK_GEOM_OPS ("scale")) 315 else if (!strcasecmp (arr[i], "scale"))
414 { 316 {
415 if (h == 0) h = windowScale;
416 if (w == 0) w = windowScale; 317 w = h = windowScale;
417
418 geom_flags |= WidthValue|HeightValue; 318 geom_flags |= WidthValue|HeightValue;
419 } 319 }
420 else if (CHECK_GEOM_OPS ("auto")) 320 else if (!strcasecmp (arr[i], "auto"))
421 { 321 {
422 w = h = windowScale; 322 w = h = windowScale;
423 x = y = centerAlign; 323 x = y = centerAlign;
424 geom_flags |= WidthValue|HeightValue|XValue|YValue; 324 geom_flags |= WidthValue|HeightValue|XValue|YValue;
425 } 325 }
426 else if (CHECK_GEOM_OPS ("root")) 326 else if (!strcasecmp (arr[i], "root"))
427 { 327 {
328 new_flags |= BG_TILE|BG_ROOT_ALIGN;
428 w = h = noScale; 329 w = h = noScale;
429 x = y = rootAlign;
430 geom_flags |= WidthValue|HeightValue|XValue|YValue; 330 geom_flags |= WidthValue|HeightValue;
431 } 331 }
432# undef CHECK_GEOM_OPS
433
434 while (*ops != ':' && *ops != '\0') ++ops;
435 } /* done parsing ops */ 332 } /* done parsing ops */
436 }
437 333
334 rxvt_free_strsplit (arr);
335 }
336
438 if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) ++changed; 337 if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;
439 if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) ++changed; 338 if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;
440 if (check_set_align_value (geom_flags, XValue, h_align, x)) ++changed; 339 if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;
441 if (check_set_align_value (geom_flags, YValue, v_align, y)) ++changed; 340 if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
442 }
443 341
444 if (new_flags != flags) 342 if (new_flags != bg_flags)
445 { 343 {
446 flags = new_flags; 344 bg_flags = new_flags;
447 changed++; 345 changed = true;
448 } 346 }
449 347
450 //fprintf (stderr, "flags = %lX, scale = %ux%u, align=%+d%+d\n",
451 // flags, h_scale, v_scale, h_align, v_align);
452 return (changed > 0); 348 return changed;
453} 349}
454 350
455void 351void
456bgPixmap_t::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y) 352rxvt_term::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
457{ 353{
458 int target_width = target->szHint.width; 354 int target_width = szHint.width;
459 int target_height = target->szHint.height; 355 int target_height = szHint.height;
460 356
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 {
461 w = h_scale * target_width / 100; 366 w = h_scale * target_width / 100;
462 h = v_scale * target_height / 100; 367 h = v_scale * target_height / 100;
463
464 if (h_align == rootAlign || v_align == rootAlign)
465 { 368 }
466 target->get_window_origin (x, y); 369
467 x = -x; 370 if (!w) w = image_width;
468 y = -y; 371 if (!h) h = image_height;
372
373 if (bg_flags & BG_ROOT_ALIGN)
469 } 374 {
470 375 x = -target_x;
471 if (h_align != rootAlign) 376 y = -target_y;
377 }
378 else
379 {
472 x = make_align_position (h_align, target_width, w > 0 ? w : image_width); 380 x = make_align_position (h_align, target_width, w);
473
474 if (v_align != rootAlign)
475 y = make_align_position (v_align, target_height, h > 0 ? h : image_height); 381 y = make_align_position (v_align, target_height, h);
382 }
476 383
477 flags &= ~sizeSensitive; 384 bg_flags &= ~BG_IS_SIZE_SENSITIVE;
478 if (h_scale != 0 || v_scale != 0 385 if (!(bg_flags & BG_TILE)
479 || h_align != 0 || v_align != 0 386 || (bg_flags & BG_PROP_SCALE) || h_scale || v_scale
387 || (!(bg_flags & BG_ROOT_ALIGN) && (h_align || v_align))
480 || image_width > target_width || image_height > target_height) 388 || w > target_width || h > target_height)
481 flags |= sizeSensitive; 389 bg_flags |= BG_IS_SIZE_SENSITIVE;
482} 390}
483 391
484# ifdef HAVE_AFTERIMAGE 392# ifdef HAVE_AFTERIMAGE
485bool 393bool
486bgPixmap_t::render_image (unsigned long background_flags) 394rxvt_term::render_image (unsigned long tr_flags)
487{ 395{
488 if (target == NULL)
489 return false;
490
491 target->init_asv (); 396 init_asv ();
492 397
493 ASImage *background = NULL; 398 ASImage *background = NULL;
494 ARGB32 background_tint = TINT_LEAVE_SAME; 399 ARGB32 background_tint = TINT_LEAVE_SAME;
495 400
496# ifdef ENABLE_TRANSPARENCY 401# ifdef ENABLE_TRANSPARENCY
497 if (background_flags) 402 if (tr_flags)
498 background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100); 403 background = pixmap2ximage (asv, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, 100);
499 404
500 if (!(background_flags & transpPmapTinted) && (flags & tintNeeded)) 405 if (tr_flags & BG_NEEDS_TINT)
501 { 406 {
502 ShadingInfo as_shade; 407 ShadingInfo as_shade;
503 as_shade.shading = (shade == 0) ? 100 : shade; 408 as_shade.shading = shade;
504 409
505 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC); 410 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
506 if (flags & tintSet) 411 if (bg_flags & BG_TINT_SET)
507 tint.get (c); 412 tint.get (c);
508 as_shade.tintColor.red = c.r; 413 as_shade.tintColor.red = c.r;
509 as_shade.tintColor.green = c.g; 414 as_shade.tintColor.green = c.g;
510 as_shade.tintColor.blue = c.b; 415 as_shade.tintColor.blue = c.b;
511 416
512 background_tint = shading2tint32 (&as_shade); 417 background_tint = shading2tint32 (&as_shade);
513 } 418 }
514 419
515 if (!(background_flags & transpPmapBlured) && (flags & blurNeeded) && background != NULL) 420 if ((tr_flags & BG_NEEDS_BLUR) && background != NULL)
516 { 421 {
517 ASImage *tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF, 422 ASImage *tmp = blur_asimage_gauss (asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
518 (original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage, 423 (original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,
519 100, ASIMAGE_QUALITY_DEFAULT); 424 100, ASIMAGE_QUALITY_DEFAULT);
520 if (tmp) 425 if (tmp)
521 { 426 {
522 destroy_asimage (&background); 427 destroy_asimage (&background);
… …
525 } 430 }
526# endif 431# endif
527 432
528 ASImage *result = 0; 433 ASImage *result = 0;
529 434
530 int target_width = target->szHint.width; 435 int target_width = szHint.width;
531 int target_height = target->szHint.height; 436 int target_height = szHint.height;
532 int new_pmap_width = target_width; 437 int new_pmap_width = target_width;
533 int new_pmap_height = target_height; 438 int new_pmap_height = target_height;
534 439
535 int x = 0; 440 int x = 0;
536 int y = 0; 441 int y = 0;
537 int w = 0; 442 int w = 0;
538 int h = 0; 443 int h = 0;
539 444
540 TIMING_TEST_START (asim);
541
542 if (original_asim) 445 if (original_asim)
543 get_image_geometry (original_asim->width, original_asim->height, w, h, x, y); 446 get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
544 447
545 if (!original_asim 448 if (!original_asim
449 || (!(bg_flags & BG_ROOT_ALIGN)
546 || x >= target_width 450 && (x >= target_width
547 || y >= target_height 451 || y >= target_height
548 || (w > 0 && x + w <= 0) 452 || (x + w <= 0)
549 || (h > 0 && y + h <= 0)) 453 || (y + h <= 0))))
550 { 454 {
551 if (background) 455 if (background)
552 { 456 {
553 new_pmap_width = background->width; 457 new_pmap_width = background->width;
554 new_pmap_height = background->height; 458 new_pmap_height = background->height;
555 result = background; 459 result = background;
556 460
557 if (background_tint != TINT_LEAVE_SAME) 461 if (background_tint != TINT_LEAVE_SAME)
558 { 462 {
559 ASImage *tmp = tile_asimage (target->asv, background, 0, 0, 463 ASImage *tmp = tile_asimage (asv, background, 0, 0,
560 target_width, target_height, background_tint, 464 target_width, target_height, background_tint,
561 ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT); 465 ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
562 if (tmp) 466 if (tmp)
563 result = tmp; 467 result = tmp;
564 } 468 }
… …
568 } 472 }
569 else 473 else
570 { 474 {
571 result = original_asim; 475 result = original_asim;
572 476
573 if ((w > 0 && w != original_asim->width) 477 if ((w != original_asim->width)
574 || (h > 0 && h != original_asim->height)) 478 || (h != original_asim->height))
575 { 479 {
576 result = scale_asimage (target->asv, original_asim, 480 result = scale_asimage (asv, original_asim,
577 w > 0 ? w : original_asim->width, 481 w, h,
578 h > 0 ? h : original_asim->height,
579 background ? ASA_ASImage : ASA_XImage, 482 background ? ASA_ASImage : ASA_XImage,
580 100, ASIMAGE_QUALITY_DEFAULT); 483 100, ASIMAGE_QUALITY_DEFAULT);
581 } 484 }
582 485
583 if (background == NULL) 486 if (background == NULL)
584 { 487 {
585 if (h_scale == 0 || v_scale == 0) 488 if (bg_flags & BG_TILE)
586 { 489 {
587 /* if tiling - pixmap has to be sized exactly as the image, 490 /* if tiling - pixmap has to be sized exactly as the image,
588 but there is no need to make it bigger than the window! */ 491 but there is no need to make it bigger than the window! */
589 new_pmap_width = min (result->width, target_width); 492 new_pmap_width = min (result->width, target_width);
590 new_pmap_height = min (result->height, target_height); 493 new_pmap_height = min (result->height, target_height);
591 494
592 /* we also need to tile our image in both directions */ 495 /* we also need to tile our image in both directions */
593 ASImage *tmp = tile_asimage (target->asv, result, 496 ASImage *tmp = tile_asimage (asv, result,
594 (int)result->width - x, 497 (int)result->width - x,
595 (int)result->height - y, 498 (int)result->height - y,
596 new_pmap_width, 499 new_pmap_width,
597 new_pmap_height, 500 new_pmap_height,
598 TINT_LEAVE_SAME, ASA_XImage, 501 TINT_LEAVE_SAME, ASA_XImage,
… …
615 layers[0].clip_width = target_width; 518 layers[0].clip_width = target_width;
616 layers[0].clip_height = target_height; 519 layers[0].clip_height = target_height;
617 layers[0].tint = background_tint; 520 layers[0].tint = background_tint;
618 layers[1].im = result; 521 layers[1].im = result;
619 522
620 if (w <= 0) 523 if (bg_flags & BG_TILE)
621 { 524 {
622 /* tile horizontally */ 525 /* tile horizontally */
623 while (x > 0) x -= (int)result->width; 526 while (x > 0) x -= (int)result->width;
624 layers[1].dst_x = x; 527 layers[1].dst_x = x;
625 layers[1].clip_width = result->width+target_width; 528 layers[1].clip_width = result->width+target_width;
… …
629 /* clip horizontally */ 532 /* clip horizontally */
630 layers[1].dst_x = x; 533 layers[1].dst_x = x;
631 layers[1].clip_width = result->width; 534 layers[1].clip_width = result->width;
632 } 535 }
633 536
634 if (h <= 0) 537 if (bg_flags & BG_TILE)
635 { 538 {
636 while (y > 0) y -= (int)result->height; 539 while (y > 0) y -= (int)result->height;
637 layers[1].dst_y = y; 540 layers[1].dst_y = y;
638 layers[1].clip_height = result->height + target_height; 541 layers[1].clip_height = result->height + target_height;
639 } 542 }
… …
641 { 544 {
642 layers[1].dst_y = y; 545 layers[1].dst_y = y;
643 layers[1].clip_height = result->height; 546 layers[1].clip_height = result->height;
644 } 547 }
645 548
646 if (target->rs[Rs_blendtype]) 549 if (rs[Rs_blendtype])
647 { 550 {
648 layers[1].merge_scanlines = blend_scanlines_name2func (target->rs[Rs_blendtype]); 551 layers[1].merge_scanlines = blend_scanlines_name2func (rs[Rs_blendtype]);
649 if (layers[1].merge_scanlines == NULL) 552 if (layers[1].merge_scanlines == NULL)
650 layers[1].merge_scanlines = alphablend_scanlines; 553 layers[1].merge_scanlines = alphablend_scanlines;
651 } 554 }
652 555
653 ASImage *tmp = merge_layers (target->asv, layers, 2, target_width, target_height, 556 ASImage *tmp = merge_layers (asv, layers, 2, target_width, target_height,
654 ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT); 557 ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
655 558
656 if (tmp) 559 if (tmp)
657 { 560 {
658 if (result != original_asim) 561 if (result != original_asim)
… …
662 } 565 }
663 566
664 free (layers); 567 free (layers);
665 } 568 }
666 } 569 }
667 TIMING_TEST_PRINT_RESULT (asim);
668 570
669 bool ret = false; 571 bool ret = false;
670 572
671 if (result) 573 if (result)
672 { 574 {
673 XGCValues gcv; 575 XGCValues gcv;
674 GC gc; 576 GC gc;
675 577
676 if (pixmap)
677 {
678 if (pmap_width != new_pmap_width
679 || pmap_height != new_pmap_height
680 || pmap_depth != target->depth)
681 {
682 XFreePixmap (target->dpy, pixmap);
683 pixmap = None;
684 }
685 }
686
687 /* create Pixmap */ 578 /* create Pixmap */
688 if (pixmap == None) 579 if (bg_pixmap == None
580 || bg_pmap_width != new_pmap_width
581 || bg_pmap_height != new_pmap_height)
689 { 582 {
583 if (bg_pixmap)
584 XFreePixmap (dpy, bg_pixmap);
690 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);
691 pmap_width = new_pmap_width; 586 bg_pmap_width = new_pmap_width;
692 pmap_height = new_pmap_height; 587 bg_pmap_height = new_pmap_height;
693 pmap_depth = target->depth;
694 } 588 }
695 /* fill with background color (if result's not completely overlapping it) */ 589 /* fill with background color (if result's not completely overlapping it) */
696 gcv.foreground = target->pix_colors[Color_bg]; 590 gcv.foreground = pix_colors[Color_bg];
697 gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv); 591 gc = XCreateGC (dpy, vt, GCForeground, &gcv);
698 592
699 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;
700 int dst_width = result->width, dst_height = result->height; 594 int dst_width = result->width, dst_height = result->height;
701 if (background == NULL) 595 if (background == NULL)
702 { 596 {
703 if (!(h_scale == 0 || v_scale == 0)) 597 if (!(bg_flags & BG_TILE))
704 { 598 {
705 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 );
706 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);
707 } 601 }
708 602
709 if (dst_x > 0 || dst_y > 0 603 if (dst_x > 0 || dst_y > 0
710 || dst_x + dst_width < new_pmap_width 604 || dst_x + dst_width < new_pmap_width
711 || dst_y + dst_height < new_pmap_height) 605 || dst_y + dst_height < new_pmap_height)
712 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);
713 } 607 }
714 608
715 /* put result on pixmap */ 609 /* put result on pixmap */
716 if (dst_x < new_pmap_width && dst_y < new_pmap_height) 610 if (dst_x < new_pmap_width && dst_y < new_pmap_height)
717 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);
718 612
719 if (result != background && result != original_asim) 613 if (result != background && result != original_asim)
720 destroy_asimage (&result); 614 destroy_asimage (&result);
721 615
722 XFreeGC (target->dpy, gc); 616 XFreeGC (dpy, gc);
723 TIMING_TEST_PRINT_RESULT (asim);
724 617
725 ret = true; 618 ret = true;
726 } 619 }
727 620
728 if (background) 621 if (background)
… …
732} 625}
733# endif /* HAVE_AFTERIMAGE */ 626# endif /* HAVE_AFTERIMAGE */
734 627
735# ifdef HAVE_PIXBUF 628# ifdef HAVE_PIXBUF
736bool 629bool
737bgPixmap_t::render_image (unsigned long background_flags) 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)
738{ 633{
739 if (target == NULL) 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)
740 return false; 644 return false;
741 645
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)
674 {
675 free (data);
676 return false;
677 }
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);
709 return true;
710}
711
712bool
713rxvt_term::render_image (unsigned long tr_flags)
714{
742 if (!pixbuf) 715 if (!pixbuf)
743 return false; 716 return false;
744 717
745 // TODO: add alpha blending 718 if (tr_flags
746 if (background_flags) 719 && !(bg_flags & BG_HAS_RENDER))
747 return false; 720 return false;
748 721
749 GdkPixbuf *result; 722 GdkPixbuf *result;
750 723
751 int image_width = gdk_pixbuf_get_width (pixbuf); 724 int image_width = gdk_pixbuf_get_width (pixbuf);
752 int image_height = gdk_pixbuf_get_height (pixbuf); 725 int image_height = gdk_pixbuf_get_height (pixbuf);
753 726
754 int target_width = target->szHint.width; 727 int target_width = szHint.width;
755 int target_height = target->szHint.height; 728 int target_height = szHint.height;
756 int new_pmap_width = target_width; 729 int new_pmap_width = target_width;
757 int new_pmap_height = target_height; 730 int new_pmap_height = target_height;
758 731
759 int x = 0; 732 int x = 0;
760 int y = 0; 733 int y = 0;
761 int w = 0; 734 int w = 0;
762 int h = 0; 735 int h = 0;
763 736
764 get_image_geometry (image_width, image_height, w, h, x, y); 737 get_image_geometry (image_width, image_height, w, h, x, y);
765 738
739 if (!(bg_flags & BG_ROOT_ALIGN)
766 if (x >= target_width 740 && (x >= target_width
767 || y >= target_height 741 || y >= target_height
768 || (w > 0 && x + w <= 0) 742 || (x + w <= 0)
769 || (h > 0 && y + h <= 0)) 743 || (y + h <= 0)))
770 return false; 744 return false;
771 745
772 result = pixbuf; 746 result = pixbuf;
773 747
774 if ((w > 0 && w != image_width) 748 if ((w != image_width)
775 || (h > 0 && h != image_height)) 749 || (h != image_height))
776 { 750 {
777 result = gdk_pixbuf_scale_simple (pixbuf, 751 result = gdk_pixbuf_scale_simple (pixbuf,
778 w > 0 ? w : image_width, 752 w, h,
779 h > 0 ? h : image_height,
780 GDK_INTERP_BILINEAR); 753 GDK_INTERP_BILINEAR);
781 } 754 }
782 755
756 if (!result)
757 return false;
758
783 bool ret = false; 759 bool ret = false;
784 760
785 if (result)
786 {
787 XGCValues gcv; 761 XGCValues gcv;
788 GC gc; 762 GC gc;
763 Pixmap root_pmap;
789 764
790 image_width = gdk_pixbuf_get_width (result); 765 image_width = gdk_pixbuf_get_width (result);
791 image_height = gdk_pixbuf_get_height (result); 766 image_height = gdk_pixbuf_get_height (result);
792 767
793 if (h_scale == 0 || v_scale == 0) 768 if (tr_flags)
769 {
770 root_pmap = bg_pixmap;
771 bg_pixmap = None;
772 }
773 else
774 {
775 if (bg_flags & BG_TILE)
794 { 776 {
795 new_pmap_width = min (image_width, target_width); 777 new_pmap_width = min (image_width, target_width);
796 new_pmap_height = min (image_height, target_height); 778 new_pmap_height = min (image_height, target_height);
797 } 779 }
780 }
798 781
782 if (bg_pixmap == None
783 || bg_pmap_width != new_pmap_width
784 || bg_pmap_height != new_pmap_height)
785 {
799 if (pixmap) 786 if (bg_pixmap)
800 {
801 if (pmap_width != new_pmap_width
802 || pmap_height != new_pmap_height
803 || pmap_depth != target->depth)
804 {
805 XFreePixmap (target->dpy, pixmap); 787 XFreePixmap (dpy, bg_pixmap);
806 pixmap = None;
807 }
808 }
809
810 if (pixmap == None)
811 {
812 pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth); 788 bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
813 pmap_width = new_pmap_width; 789 bg_pmap_width = new_pmap_width;
814 pmap_height = new_pmap_height; 790 bg_pmap_height = new_pmap_height;
815 pmap_depth = target->depth; 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)
816 } 799 {
817
818 gcv.foreground = target->pix_colors[Color_bg];
819 gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
820
821 if (h_scale == 0 || v_scale == 0)
822 {
823 Pixmap tile = XCreatePixmap (target->dpy, target->vt, image_width, image_height, target->depth); 800 Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth);
824 gdk_pixbuf_xlib_render_to_drawable (result, tile, gc, 801 pixbuf_to_pixmap (result, tile, gc,
825 0, 0, 802 0, 0,
826 0, 0, 803 0, 0,
827 image_width, image_height, 804 image_width, image_height);
828 XLIB_RGB_DITHER_NONE,
829 0, 0);
830 805
831 gcv.tile = tile; 806 gcv.tile = tile;
832 gcv.fill_style = FillTiled; 807 gcv.fill_style = FillTiled;
833 gcv.ts_x_origin = x; 808 gcv.ts_x_origin = x;
834 gcv.ts_y_origin = y; 809 gcv.ts_y_origin = y;
835 XChangeGC (target->dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv); 810 XChangeGC (dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
836 811
837 XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height); 812 XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
838 XFreePixmap (target->dpy, tile); 813 XFreePixmap (dpy, tile);
839 } 814 }
840 else 815 else
841 { 816 {
842 int src_x, src_y, dst_x, dst_y; 817 int src_x, src_y, dst_x, dst_y;
843 int dst_width, dst_height; 818 int dst_width, dst_height;
… …
846 src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height); 821 src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);
847 822
848 if (dst_x > 0 || dst_y > 0 823 if (dst_x > 0 || dst_y > 0
849 || dst_x + dst_width < new_pmap_width 824 || dst_x + dst_width < new_pmap_width
850 || dst_y + dst_height < new_pmap_height) 825 || dst_y + dst_height < new_pmap_height)
851 XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height); 826 XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
852 827
853 if (dst_x < new_pmap_width && dst_y < new_pmap_height) 828 if (dst_x < new_pmap_width && dst_y < new_pmap_height)
854 gdk_pixbuf_xlib_render_to_drawable (result, pixmap, gc, 829 pixbuf_to_pixmap (result, bg_pixmap, gc,
855 src_x, src_y, 830 src_x, src_y,
856 dst_x, dst_y, 831 dst_x, dst_y,
857 dst_width, dst_height, 832 dst_width, dst_height);
858 XLIB_RGB_DITHER_NONE, 833 }
859 0, 0); 834
835#if XRENDER
836 if (tr_flags)
860 } 837 {
838 XRenderPictureAttributes pa;
861 839
862 if (result != pixbuf) 840 XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, visual);
863 g_object_unref (result); 841 Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);
864 842
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
865 XFreeGC (target->dpy, gc); 867 XFreeGC (dpy, gc);
866 868
867 ret = true; 869 ret = true;
868 } 870 }
869 871
872 if (result != pixbuf)
873 g_object_unref (result);
874
875 if (tr_flags)
876 XFreePixmap (dpy, root_pmap);
877
870 return ret; 878 return ret;
871} 879}
872# endif /* HAVE_PIXBUF */ 880# endif /* HAVE_PIXBUF */
873 881
874bool 882bool
875bgPixmap_t::set_file (const char *file) 883rxvt_term::bg_set_file (const char *file)
876{ 884{
877 assert (file); 885 if (!file || !*file)
886 return false;
878 887
879 if (*file)
880 {
881 if (const char *p = strchr (file, ';')) 888 if (const char *p = strchr (file, ';'))
882 { 889 {
883 size_t len = p - file; 890 size_t len = p - file;
884 char *f = rxvt_temp_buf<char> (len + 1); 891 char *f = rxvt_temp_buf<char> (len + 1);
885 memcpy (f, file, len); 892 memcpy (f, file, len);
886 f[len] = '\0'; 893 f[len] = '\0';
887 file = f; 894 file = f;
888 } 895 }
889 896
890# ifdef HAVE_AFTERIMAGE 897# ifdef HAVE_AFTERIMAGE
891 if (!target->asimman) 898 if (!asimman)
892 target->asimman = create_generic_imageman (target->rs[Rs_path]); 899 asimman = create_generic_imageman (rs[Rs_path]);
893 original_asim = get_asimage (target->asimman, file, 0xFFFFFFFF, 100); 900 ASImage *image = get_asimage (asimman, file, 0xFFFFFFFF, 100);
901 if (image)
902 {
894 if (original_asim) 903 if (original_asim)
895 have_image = true; 904 safe_asimage_destroy (original_asim);
896 return have_image; 905 original_asim = image;
906 bg_flags |= BG_IS_FROM_FILE | BG_CLIENT_RENDER;
907 return true;
908 }
897# endif 909# endif
898 910
899# ifdef HAVE_PIXBUF 911# ifdef HAVE_PIXBUF
900 pixbuf = gdk_pixbuf_new_from_file (file, NULL); 912 GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
913 if (image)
914 {
901 if (pixbuf) 915 if (pixbuf)
902 have_image = true; 916 g_object_unref (pixbuf);
903 return have_image; 917 pixbuf = image;
918 bg_flags |= BG_IS_FROM_FILE;
919 return true;
920 }
904# endif 921# endif
905 }
906 922
907 return false; 923 return false;
908} 924}
909 925
910# endif /* BG_IMAGE_FROM_FILE */ 926# endif /* BG_IMAGE_FROM_FILE */
911 927
912# ifdef ENABLE_TRANSPARENCY 928# ifdef ENABLE_TRANSPARENCY
913bool 929bool
914bgPixmap_t::set_transparent () 930rxvt_term::bg_set_transparent ()
915{ 931{
916 if (!(flags & isTransparent)) 932 if (!(bg_flags & BG_IS_TRANSPARENT))
917 { 933 {
918 flags |= isTransparent; 934 bg_flags |= BG_IS_TRANSPARENT;
919 return true; 935 return true;
920 } 936 }
921 937
922 return false; 938 return false;
923} 939}
924 940
925bool 941bool
926bgPixmap_t::set_blur_radius (const char *geom) 942rxvt_term::bg_set_blur (const char *geom)
927{ 943{
928 int changed = 0; 944 bool changed = false;
929 unsigned int hr, vr; 945 unsigned int hr, vr;
930 int junk; 946 int junk;
931 int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr); 947 int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
932 948
933 if (!(geom_flags & WidthValue)) 949 if (!(geom_flags & WidthValue))
934 hr = 1; 950 hr = 1;
935 if (!(geom_flags & HeightValue)) 951 if (!(geom_flags & HeightValue))
936 vr = hr; 952 vr = hr;
937 953
954 min_it (hr, 128);
955 min_it (vr, 128);
956
938 if (h_blurRadius != hr) 957 if (h_blurRadius != hr)
939 { 958 {
940 ++changed; 959 changed = true;
941 h_blurRadius = hr; 960 h_blurRadius = hr;
942 } 961 }
943 962
944 if (v_blurRadius != vr) 963 if (v_blurRadius != vr)
945 { 964 {
946 ++changed; 965 changed = true;
947 v_blurRadius = vr; 966 v_blurRadius = vr;
948 } 967 }
949 968
950 if (v_blurRadius == 0 && h_blurRadius == 0) 969 if (v_blurRadius == 0 && h_blurRadius == 0)
951 flags &= ~blurNeeded; 970 bg_flags &= ~BG_NEEDS_BLUR;
952 else 971 else
953 flags |= blurNeeded; 972 bg_flags |= BG_NEEDS_BLUR;
954 973
955 return (changed > 0); 974 return changed;
956} 975}
957 976
958static inline unsigned long 977void
959compute_tint_shade_flags (rxvt_color *tint, int shade) 978rxvt_term::set_tint_shade_flags ()
960{ 979{
961 unsigned long flags = 0;
962 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC); 980 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
963 bool has_shade = (shade > 0 && shade < 100) || (shade > 100 && shade < 200); 981 bool has_shade = shade != 100;
964 982
965 if (tint) 983 bg_flags &= ~BG_TINT_FLAGS;
984
985 if (bg_flags & BG_TINT_SET)
966 { 986 {
967 tint->get (c); 987 tint.get (c);
968# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)
969 if (!has_shade && IS_COMPONENT_WHOLESOME (c.r)
970 && IS_COMPONENT_WHOLESOME (c.g)
971 && IS_COMPONENT_WHOLESOME (c.b))
972 flags |= bgPixmap_t::tintWholesome;
973# undef IS_COMPONENT_WHOLESOME
974 }
975
976 if (has_shade) 988 if (!has_shade
977 flags |= bgPixmap_t::tintNeeded; 989 && (c.r <= 0x00ff || c.r >= 0xff00)
978 else if (tint) 990 && (c.g <= 0x00ff || c.g >= 0xff00)
991 && (c.b <= 0x00ff || c.b >= 0xff00))
992 bg_flags |= BG_TINT_BITAND;
979 { 993 }
980 if ((c.r > 0x000700 || c.g > 0x000700 || c.b > 0x000700) 994
981 && (c.r < 0x00f700 || c.g < 0x00f700 || c.b < 0x00f700)) 995 if (has_shade || (bg_flags & BG_TINT_SET))
982 { 996 bg_flags |= BG_NEEDS_TINT;
983 flags |= bgPixmap_t::tintNeeded; 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;
1008 }
1009
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)
984 } 1073 {
985 } 1074 size = h_blurRadius * 2 + 1;
1075 get_gaussian_kernel (h_blurRadius, size, kernel, params);
986 1076
987 if (flags & bgPixmap_t::tintNeeded) 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;
988 { 1108 }
989 if (flags & bgPixmap_t::tintWholesome) 1109
990 flags |= bgPixmap_t::tintServerSide; 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 }
991 else 1156 else
992 { 1157 {
993#if XFT 1158 c.r = c.r * (200 - shade) / 100;
994 flags |= bgPixmap_t::tintServerSide; 1159 c.g = c.g * (200 - shade) / 100;
995#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)
996 } 1196 {
997 } 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);
998 1200
999 return flags; 1201 XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);
1000} 1202 }
1001 1203
1002bool
1003bgPixmap_t::set_tint (rxvt_color &new_tint)
1004{
1005 if (tint != new_tint)
1006 {
1007 unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);
1008 tint = new_tint;
1009 flags = (flags & ~tintFlags) | new_flags | tintSet;
1010 return true; 1204 ret = true;
1011 }
1012 1205
1013 return false; 1206 XRenderFreePicture (dpy, mask_pic);
1014} 1207 XRenderFreePicture (dpy, overlay_pic);
1015 1208 XRenderFreePicture (dpy, back_pic);
1016bool 1209# endif
1017bgPixmap_t::unset_tint ()
1018{
1019 unsigned long new_flags = compute_tint_shade_flags (NULL, shade);
1020
1021 if (new_flags != (flags & tintFlags))
1022 { 1210 }
1023 flags = (flags & ~tintFlags) | new_flags;
1024 return true;
1025 }
1026 1211
1027 return false; 1212 return ret;
1028} 1213}
1029 1214
1030bool 1215/*
1031bgPixmap_t::set_shade (const char *shade_str) 1216 * Builds a pixmap of the same size as the terminal window that contains
1032{
1033 int new_shade = (shade_str) ? atoi (shade_str) : 0;
1034
1035 if (new_shade < 0 && new_shade > -100)
1036 new_shade = 200 - (100 + new_shade);
1037 else if (new_shade == 100)
1038 new_shade = 0;
1039
1040 if (new_shade != shade)
1041 {
1042 unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);
1043 shade = new_shade;
1044 flags = (flags & (~tintFlags | tintSet)) | new_flags;
1045 return true;
1046 }
1047
1048 return false;
1049}
1050
1051/* make_transparency_pixmap()
1052 * Builds a pixmap sized the same as terminal window, with depth same as the root window
1053 * 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
1054 * our window. 1218 * our window.
1055 */ 1219 */
1056unsigned long 1220unsigned long
1057bgPixmap_t::make_transparency_pixmap () 1221rxvt_term::make_transparency_pixmap ()
1058{ 1222{
1059 unsigned long result = 0; 1223 unsigned long result = 0;
1060
1061 if (target == NULL)
1062 return 0;
1063 1224
1064 /* root dimensions may change from call to call - but Display structure should 1225 /* root dimensions may change from call to call - but Display structure should
1065 * be always up-to-date, so let's use it : 1226 * be always up-to-date, so let's use it :
1066 */ 1227 */
1067 Window root = target->display->root;
1068 int screen = target->display->screen; 1228 int screen = display->screen;
1069 Display *dpy = target->dpy; 1229 int root_depth = DefaultDepth (dpy, screen);
1070 int root_width = DisplayWidth (dpy, screen); 1230 int root_width = DisplayWidth (dpy, screen);
1071 int root_height = DisplayHeight (dpy, screen); 1231 int root_height = DisplayHeight (dpy, screen);
1072 unsigned int root_pmap_width, root_pmap_height; 1232 unsigned int root_pmap_width, root_pmap_height;
1073 int window_width = target->szHint.width; 1233 int window_width = szHint.width;
1074 int window_height = target->szHint.height; 1234 int window_height = szHint.height;
1075 int sx, sy; 1235 int sx, sy;
1076 XGCValues gcv; 1236 XGCValues gcv;
1237 GC gc;
1077 1238
1078 TIMING_TEST_START (tp); 1239 sx = target_x;
1079 target->get_window_origin (sx, sy); 1240 sy = target_y;
1080 1241
1081 /* 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 : */
1082 if (sx + window_width <= 0 || sy + window_height <= 0 1243 if (sx + window_width <= 0 || sy + window_height <= 0
1083 || sx >= root_width || sy >= root_height) 1244 || sx >= root_width || sy >= root_height)
1084 return 0; 1245 return 0;
1085 1246
1247 // validate root pixmap and get its size
1086 if (root_pixmap != None) 1248 if (root_pixmap != None)
1087 { 1249 {
1088 /* we want to validate the pixmap and get it's size at the same time : */ 1250 Window wdummy;
1089 int junk; 1251 int idummy;
1090 unsigned int ujunk; 1252 unsigned int udummy;
1091 /* root pixmap may be bad - allow a error */ 1253
1092 target->allowedxerror = -1; 1254 allowedxerror = -1;
1093 1255
1094 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))
1095 root_pixmap = None; 1257 root_pixmap = None;
1096 1258
1097 target->allowedxerror = 0; 1259 allowedxerror = 0;
1260 }
1261
1262 Pixmap recoded_root_pmap = root_pixmap;
1263
1264 if (root_pixmap != None && root_depth != depth)
1098 } 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);
1099 1270
1100 Pixmap tiled_root_pmap = XCreatePixmap (dpy, root, window_width, window_height, root_depth); 1271 XRenderPictureAttributes pa;
1101 GC gc = NULL;
1102 1272
1103 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)
1104 return 0; 1290 return 0;
1105 1291
1106 if (root_pixmap == None) 1292 if (bg_pixmap == None
1293 || bg_pmap_width != window_width
1294 || bg_pmap_height != window_height)
1107 { 1295 {
1108 /* use tricks to obtain the root background image :*/ 1296 if (bg_pixmap)
1109 /* we want to create Overrideredirect window overlapping out window
1110 with background type of Parent Relative and then grab it */
1111 XSetWindowAttributes attr;
1112 Window src;
1113 bool success = false;
1114
1115 attr.background_pixmap = ParentRelative;
1116 attr.backing_store = Always;
1117 attr.event_mask = ExposureMask;
1118 attr.override_redirect = True;
1119 src = XCreateWindow (dpy, root, sx, sy, window_width, window_height, 0,
1120 CopyFromParent, CopyFromParent, CopyFromParent,
1121 CWBackPixmap|CWBackingStore|CWOverrideRedirect|CWEventMask,
1122 &attr);
1123
1124 if (src != None)
1125 {
1126 XEvent event;
1127 int ev_count = 0;
1128 XGrabServer (dpy);
1129 XMapRaised (dpy, src);
1130 XSync (dpy, False);
1131
1132 /* XSync should get window where it's properly exposed,
1133 * but to be on the safe side - let's check for the actual event to arrive : */
1134 while (XCheckWindowEvent (dpy, src, ExposureMask, &event))
1135 ++ev_count;
1136
1137 if (ev_count > 0);
1138 {
1139 /* hooray! - we can grab the image! */
1140 gc = XCreateGC (dpy, root, 0, NULL);
1141 if (gc)
1142 {
1143 XCopyArea (dpy, src, tiled_root_pmap, gc, 0, 0, window_width, window_height, 0, 0);
1144 success = true;
1145 }
1146 }
1147
1148 XDestroyWindow (dpy, src);
1149 XUngrabServer (dpy);
1150 //fprintf (stderr, "%s:%d: ev_count = %d\n", __FUNCTION__, __LINE__, ev_count);
1151 }
1152
1153 if (!success)
1154 {
1155 XFreePixmap (dpy, tiled_root_pmap); 1297 XFreePixmap (dpy, bg_pixmap);
1156 tiled_root_pmap = None; 1298 bg_pixmap = XCreatePixmap (dpy, vt, window_width, window_height, depth);
1157 } 1299 bg_pmap_width = window_width;
1158 else 1300 bg_pmap_height = window_height;
1159 result |= transpPmapTiled;
1160 }
1161 else
1162 { 1301 }
1302
1163 /* straightforward pixmap copy */ 1303 /* straightforward pixmap copy */
1304 while (sx < 0) sx += root_width;
1305 while (sy < 0) sy += root_height;
1306
1164 gcv.tile = root_pixmap; 1307 gcv.tile = recoded_root_pmap;
1165 gcv.fill_style = FillTiled; 1308 gcv.fill_style = FillTiled;
1166
1167 while (sx < 0) sx += (int)root_width;
1168 while (sy < 0) sy += (int)root_height;
1169
1170 gcv.ts_x_origin = -sx; 1309 gcv.ts_x_origin = -sx;
1171 gcv.ts_y_origin = -sy; 1310 gcv.ts_y_origin = -sy;
1172 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);
1173 1404
1174 if (gc) 1405 if (gc)
1175 { 1406 {
1176 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);
1177 result |= transpPmapTiled;
1178 }
1179 }
1180 TIMING_TEST_PRINT_RESULT (tp);
1181 1408
1182 if (tiled_root_pmap != None) 1409 XFreeGC (dpy, gc);
1183 { 1410 bg_flags |= BG_IS_VALID;
1184 if (!need_client_side_rendering ())
1185 { 1411 }
1186 if ((flags & tintNeeded))
1187 {
1188 if (flags & tintWholesome)
1189 {
1190 /* In this case we can tint image server-side getting significant
1191 * performance improvements, as we eliminate XImage transfer
1192 */
1193 gcv.foreground = Pixel (tint);
1194 gcv.function = GXand;
1195 gcv.fill_style = FillSolid;
1196 if (gc)
1197 XChangeGC (dpy, gc, GCFillStyle | GCForeground | GCFunction, &gcv);
1198 else
1199 gc = XCreateGC (dpy, root, GCFillStyle | GCForeground | GCFunction, &gcv);
1200 if (gc)
1201 {
1202 XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
1203 result |= transpPmapTinted;
1204 }
1205 }
1206 else
1207 {
1208# if XFT
1209 Picture back_pic = 0;
1210 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1211 1412
1212 if (flags & tintSet) 1413 XDestroyImage (result);
1213 tint.get (c);
1214
1215 if (shade > 0 && shade < 100)
1216 {
1217 c.r = (c.r * shade) / 100;
1218 c.g = (c.g * shade) / 100;
1219 c.b = (c.b * shade) / 100;
1220 }
1221 else if (shade > 100 && shade < 200)
1222 {
1223 c.r = (c.r * (200 - shade)) / 100;
1224 c.g = (c.g * (200 - shade)) / 100;
1225 c.b = (c.b * (200 - shade)) / 100;
1226 }
1227
1228 XRenderPictFormat pf;
1229 pf.type = PictTypeDirect;
1230 pf.depth = 32;
1231 pf.direct.redMask = 0xff;
1232 pf.direct.greenMask = 0xff;
1233 pf.direct.blueMask = 0xff;
1234 pf.direct.alphaMask = 0xff;
1235
1236 XRenderPictFormat *solid_format = XRenderFindFormat (dpy,
1237 (PictFormatType|
1238 PictFormatDepth|
1239 PictFormatRedMask|
1240 PictFormatGreenMask|
1241 PictFormatBlueMask|
1242 PictFormatAlphaMask),
1243 &pf,
1244 0);
1245 XRenderPictFormat *root_format = XRenderFindVisualFormat (dpy, DefaultVisualOfScreen (ScreenOfDisplay (dpy, target->display->screen)));
1246 XRenderPictureAttributes pa ;
1247
1248 back_pic = XRenderCreatePicture (dpy, tiled_root_pmap, root_format, 0, &pa);
1249
1250 pa.repeat = True;
1251
1252 Pixmap overlay_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
1253 Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1254 XFreePixmap (dpy, overlay_pmap);
1255
1256 pa.component_alpha = True;
1257 Pixmap mask_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
1258 Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
1259 XFreePixmap (dpy, mask_pmap);
1260
1261 if (mask_pic && overlay_pic && back_pic)
1262 {
1263 XRenderColor mask_c;
1264
1265 memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof (mask_c));
1266 mask_c.alpha = 0xffff;
1267 XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1268
1269 mask_c.alpha = 0;
1270 mask_c.red = 0xffff - c.r;
1271 mask_c.green = 0xffff - c.g;
1272 mask_c.blue = 0xffff - c.b;
1273 XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1274 XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, window_width, window_height);
1275 result |= transpPmapTinted;
1276 }
1277
1278 XRenderFreePicture (dpy, mask_pic);
1279 XRenderFreePicture (dpy, overlay_pic);
1280 XRenderFreePicture (dpy, back_pic);
1281# if DO_TIMING_TEST
1282 XSync (dpy, False);
1283# endif
1284# endif
1285 }
1286 }
1287 } /* server side rendering completed */
1288
1289 if (pixmap)
1290 XFreePixmap (dpy, pixmap);
1291
1292 pixmap = tiled_root_pmap;
1293 pmap_width = window_width;
1294 pmap_height = window_height;
1295 pmap_depth = root_depth;
1296 }
1297
1298 if (gc)
1299 XFreeGC (dpy, gc);
1300
1301 TIMING_TEST_PRINT_RESULT (tp);
1302
1303 return result;
1304}
1305
1306bool
1307bgPixmap_t::set_root_pixmap ()
1308{
1309 Pixmap new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);
1310 if (new_root_pixmap == None)
1311 new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);
1312
1313 if (new_root_pixmap != root_pixmap)
1314 { 1414 }
1315 root_pixmap = new_root_pixmap;
1316 return true;
1317 }
1318
1319 return false;
1320}
1321# endif /* ENABLE_TRANSPARENCY */
1322
1323# ifndef HAVE_AFTERIMAGE
1324static void ShadeXImage(rxvt_term *term, XImage *srcImage, int shade, int rm, int gm, int bm);
1325# endif 1415# endif
1326 1416
1327bool 1417 if (!(bg_flags & BG_IS_VALID))
1328bgPixmap_t::render ()
1329{
1330 unsigned long background_flags = 0;
1331
1332 if (target == NULL)
1333 return false;
1334
1335 TIMING_TEST_START (tp);
1336
1337 invalidate ();
1338# ifdef ENABLE_TRANSPARENCY
1339 if (flags & isTransparent)
1340 {
1341 /* we need to re-generate transparency pixmap in that case ! */
1342 background_flags = make_transparency_pixmap ();
1343 if (background_flags == 0)
1344 return false;
1345 else if ((background_flags & transpTransformations) == (flags & transpTransformations)
1346 && pmap_depth == target->depth)
1347 flags = flags & ~isInvalid;
1348 } 1418 {
1349# endif
1350
1351# ifdef BG_IMAGE_FROM_FILE
1352 if (have_image
1353 || (background_flags & transpTransformations) != (flags & transpTransformations))
1354 {
1355 if (render_image (background_flags))
1356 flags = flags & ~isInvalid;
1357 }
1358# endif
1359
1360 XImage *result = NULL;
1361
1362 if (background_flags && (flags & isInvalid))
1363 {
1364 result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1365 }
1366
1367 if (result)
1368 {
1369# if !defined(HAVE_AFTERIMAGE) && !XFT
1370 /* our own client-side tinting */
1371 /* ATTENTION: We ASSUME that XFT will let us do all the tinting necessary server-side.
1372 This may need to be changed in need_client_side_rendering() logic is altered !!! */
1373 if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
1374 {
1375 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1376 if (flags & tintSet)
1377 tint.get (c);
1378 ShadeXImage (target, result, shade, c.r, c.g, c.b);
1379 }
1380# endif
1381
1382 GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);
1383
1384 if (gc)
1385 {
1386 if (/*pmap_depth != target->depth &&*/ pixmap != None)
1387 {
1388 XFreePixmap (target->dpy, pixmap);
1389 pixmap = None;
1390 }
1391
1392 if (pixmap == None)
1393 {
1394 pixmap = XCreatePixmap (target->dpy, target->vt, result->width, result->height, target->depth);
1395 pmap_width = result->width;
1396 pmap_height = result->height;
1397 pmap_depth = target->depth;
1398 }
1399
1400 if (pmap_depth != result->depth)
1401 {
1402 /* Bad Match error will ensue ! stupid X !!!! */
1403 if (result->depth == 24 && pmap_depth == 32)
1404 result->depth = 32;
1405 else if (result->depth == 32 && pmap_depth == 24)
1406 result->depth = 24;
1407 else
1408 {
1409 /* TODO: implement image recoding */
1410 }
1411 }
1412
1413 if (pmap_depth == result->depth)
1414 XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1415
1416 XFreeGC (target->dpy, gc);
1417 flags = flags & ~isInvalid;
1418 }
1419
1420 XDestroyImage (result);
1421 }
1422
1423 if (flags & isInvalid)
1424 {
1425 if (pixmap != None) 1419 if (bg_pixmap != None)
1426 { 1420 {
1427 XFreePixmap (target->dpy, pixmap); 1421 XFreePixmap (dpy, bg_pixmap);
1428 pixmap = None; 1422 bg_pixmap = None;
1429 } 1423 }
1430 } 1424 }
1431 1425
1432 apply (); 1426 scr_recolour (false);
1427 bg_flags |= BG_NEEDS_REFRESH;
1433 1428
1434 XSync (target->dpy, False);
1435 valid_since = ev::now (); 1429 bg_valid_since = ev::now ();
1436
1437 TIMING_TEST_PRINT_RESULT (tp);
1438 1430
1439 return true; 1431 return true;
1440} 1432}
1441 1433
1442bool
1443bgPixmap_t::set_target (rxvt_term *new_target)
1444{
1445 if (new_target)
1446 if (target != new_target)
1447 {
1448 target = new_target;
1449# ifdef ENABLE_TRANSPARENCY
1450 root_depth = DefaultDepthOfScreen (ScreenOfDisplay (target->dpy, target->display->screen));
1451# endif
1452 return true;
1453 }
1454
1455 return false;
1456}
1457
1458void 1434void
1459bgPixmap_t::apply () 1435rxvt_term::bg_init ()
1460{ 1436{
1461 if (target)
1462 {
1463 flags &= ~isVtOrigin;
1464
1465 if (pixmap != None)
1466 {
1467 /* set target's background to pixmap */
1468# ifdef ENABLE_TRANSPARENCY 1437#ifdef ENABLE_TRANSPARENCY
1469 if (flags & isTransparent) 1438 shade = 100;
1470 {
1471 XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);
1472 XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);
1473
1474 if (target->scrollBar.win)
1475 XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);
1476 }
1477 else
1478# endif 1439#endif
1479 {
1480 flags |= isVtOrigin;
1481 /* force old pixmap dereference in case it was transparent before :*/
1482 XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1483 XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1484 /* do we also need to set scrollbar's background here ? */
1485 1440
1486 if (target->scrollBar.win) 1441 bg_flags &= ~(BG_HAS_RENDER | BG_HAS_RENDER_CONV);
1487 XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]); 1442#if XRENDER
1488 } 1443 int major, minor;
1489 } 1444 if (XRenderQueryVersion (dpy, &major, &minor))
1490 else 1445 bg_flags |= BG_HAS_RENDER;
1491 { 1446 XFilters *filters = XRenderQueryFilters (dpy, vt);
1492 /* set target background to a pixel */ 1447 if (filters)
1493 XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1494 XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);
1495 /* do we also need to set scrollbar's background here ? */
1496 if (target->scrollBar.win)
1497 XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1498 }
1499
1500 /* don't want Expose on the parent or vt. It is better to use
1501 scr_touch or we get a great deal of flicker otherwise: */
1502 XClearWindow (target->dpy, target->parent[0]);
1503
1504 if (target->scrollBar.state && target->scrollBar.win)
1505 {
1506 target->scrollBar.state = STATE_IDLE;
1507 target->scrollBar.show (0);
1508 }
1509
1510 target->want_refresh = 1;
1511 flags |= hasChanged;
1512 } 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 }
1455#endif
1513} 1456}
1514 1457
1515#endif /* HAVE_BG_PIXMAP */ 1458#endif /* HAVE_BG_PIXMAP */
1516 1459
1517#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) && !XFT 1460#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1518/* taken from aterm-0.4.2 */ 1461/* taken from aterm-0.4.2 */
1519 1462
1520typedef uint32_t RUINT32T;
1521
1522static void 1463static void
1523ShadeXImage(rxvt_term *term, XImage *srcImage, int shade, int rm, int gm, int bm) 1464shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c)
1524{ 1465{
1525 int sh_r, sh_g, sh_b; 1466 int sh_r, sh_g, sh_b;
1526 RUINT32T mask_r, mask_g, mask_b; 1467 uint32_t mask_r, mask_g, mask_b;
1527 RUINT32T *lookup, *lookup_r, *lookup_g, *lookup_b; 1468 uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1528 unsigned int lower_lim_r, lower_lim_g, lower_lim_b; 1469 rgba low;
1529 unsigned int upper_lim_r, upper_lim_g, upper_lim_b; 1470 rgba high;
1530 int i; 1471 int i;
1472 int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
1531 1473
1532 Visual *visual = term->visual;
1533
1534 if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return ; 1474 if (visual->c_class != TrueColor || ximage->format != ZPixmap) return;
1535
1536 if (shade == 0)
1537 shade = 100;
1538 1475
1539 /* for convenience */ 1476 /* for convenience */
1540 mask_r = visual->red_mask; 1477 mask_r = visual->red_mask;
1541 mask_g = visual->green_mask; 1478 mask_g = visual->green_mask;
1542 mask_b = visual->blue_mask; 1479 mask_b = visual->blue_mask;
1543 1480
1544 /* boring lookup table pre-initialization */ 1481 /* boring lookup table pre-initialization */
1545 switch (srcImage->bits_per_pixel) { 1482 switch (ximage->depth)
1483 {
1546 case 15: 1484 case 15:
1547 if ((mask_r != 0x7c00) || 1485 if ((mask_r != 0x7c00) ||
1548 (mask_g != 0x03e0) || 1486 (mask_g != 0x03e0) ||
1549 (mask_b != 0x001f)) 1487 (mask_b != 0x001f))
1550 return; 1488 return;
1551 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+32+32)); 1489 lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+32+32));
1552 lookup_r = lookup; 1490 lookup_r = lookup;
1553 lookup_g = lookup+32; 1491 lookup_g = lookup+32;
1554 lookup_b = lookup+32+32; 1492 lookup_b = lookup+32+32;
1555 sh_r = 10; 1493 sh_r = 10;
1556 sh_g = 5; 1494 sh_g = 5;
1557 sh_b = 0; 1495 sh_b = 0;
1558 break; 1496 break;
1559 case 16: 1497 case 16:
1560 if ((mask_r != 0xf800) || 1498 if ((mask_r != 0xf800) ||
1561 (mask_g != 0x07e0) || 1499 (mask_g != 0x07e0) ||
1562 (mask_b != 0x001f)) 1500 (mask_b != 0x001f))
1563 return; 1501 return;
1564 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+64+32)); 1502 lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+64+32));
1565 lookup_r = lookup; 1503 lookup_r = lookup;
1566 lookup_g = lookup+32; 1504 lookup_g = lookup+32;
1567 lookup_b = lookup+32+64; 1505 lookup_b = lookup+32+64;
1568 sh_r = 11; 1506 sh_r = 11;
1569 sh_g = 5; 1507 sh_g = 5;
1570 sh_b = 0; 1508 sh_b = 0;
1571 break; 1509 break;
1572 case 24: 1510 case 24:
1573 if ((mask_r != 0xff0000) || 1511 if ((mask_r != 0xff0000) ||
1574 (mask_g != 0x00ff00) || 1512 (mask_g != 0x00ff00) ||
1575 (mask_b != 0x0000ff)) 1513 (mask_b != 0x0000ff))
1576 return; 1514 return;
1577 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256)); 1515 lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1578 lookup_r = lookup; 1516 lookup_r = lookup;
1579 lookup_g = lookup+256; 1517 lookup_g = lookup+256;
1580 lookup_b = lookup+256+256; 1518 lookup_b = lookup+256+256;
1581 sh_r = 16; 1519 sh_r = 16;
1582 sh_g = 8; 1520 sh_g = 8;
1583 sh_b = 0; 1521 sh_b = 0;
1584 break; 1522 break;
1585 case 32: 1523 case 32:
1586 if ((mask_r != 0xff0000) || 1524 if ((mask_r != 0xff0000) ||
1587 (mask_g != 0x00ff00) || 1525 (mask_g != 0x00ff00) ||
1588 (mask_b != 0x0000ff)) 1526 (mask_b != 0x0000ff))
1589 return; 1527 return;
1590 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256)); 1528 lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1591 lookup_r = lookup; 1529 lookup_r = lookup;
1592 lookup_g = lookup+256; 1530 lookup_g = lookup+256;
1593 lookup_b = lookup+256+256; 1531 lookup_b = lookup+256+256;
1594 sh_r = 16; 1532 sh_r = 16;
1595 sh_g = 8; 1533 sh_g = 8;
1596 sh_b = 0; 1534 sh_b = 0;
1597 break; 1535 break;
1598 default: 1536 default:
1599 return; /* we do not support this color depth */ 1537 return; /* we do not support this color depth */
1600 } 1538 }
1601 1539
1602 /* prepare limits for color transformation (each channel is handled separately) */ 1540 /* prepare limits for color transformation (each channel is handled separately) */
1603 if (shade < 0) { 1541 if (shade > 100)
1542 {
1604 shade = -shade; 1543 shade = 200 - shade;
1605 if (shade < 0) shade = 0;
1606 if (shade > 100) shade = 100;
1607 1544
1608 lower_lim_r = 65535-rm; 1545 high.r = c.r * shade / 100;
1609 lower_lim_g = 65535-gm; 1546 high.g = c.g * shade / 100;
1610 lower_lim_b = 65535-bm; 1547 high.b = c.b * shade / 100;
1611 1548
1612 lower_lim_r = 65535-(unsigned int)(((RUINT32T)lower_lim_r)*((RUINT32T)shade)/100); 1549 low.r = 65535 * (100 - shade) / 100;
1613 lower_lim_g = 65535-(unsigned int)(((RUINT32T)lower_lim_g)*((RUINT32T)shade)/100); 1550 low.g = 65535 * (100 - shade) / 100;
1614 lower_lim_b = 65535-(unsigned int)(((RUINT32T)lower_lim_b)*((RUINT32T)shade)/100); 1551 low.b = 65535 * (100 - shade) / 100;
1615
1616 upper_lim_r = upper_lim_g = upper_lim_b = 65535;
1617 } else {
1618 if (shade < 0) shade = 0;
1619 if (shade > 100) shade = 100;
1620
1621 lower_lim_r = lower_lim_g = lower_lim_b = 0;
1622
1623 upper_lim_r = (unsigned int)((((RUINT32T)rm)*((RUINT32T)shade))/100);
1624 upper_lim_g = (unsigned int)((((RUINT32T)gm)*((RUINT32T)shade))/100);
1625 upper_lim_b = (unsigned int)((((RUINT32T)bm)*((RUINT32T)shade))/100);
1626 } 1552 }
1627 1553 else
1628 /* switch red and blue bytes if necessary, we need it for some weird XServers like XFree86 3.3.3.1 */
1629 if ((srcImage->bits_per_pixel == 24) && (mask_r >= 0xFF0000 ))
1630 { 1554 {
1631 unsigned int tmp; 1555 high.r = c.r * shade / 100;
1556 high.g = c.g * shade / 100;
1557 high.b = c.b * shade / 100;
1632 1558
1633 tmp = lower_lim_r; 1559 low.r = low.g = low.b = 0;
1634 lower_lim_r = lower_lim_b;
1635 lower_lim_b = tmp;
1636
1637 tmp = upper_lim_r;
1638 upper_lim_r = upper_lim_b;
1639 upper_lim_b = tmp;
1640 } 1560 }
1641 1561
1642 /* fill our lookup tables */ 1562 /* fill our lookup tables */
1643 for (i = 0; i <= mask_r>>sh_r; i++) 1563 for (i = 0; i <= mask_r>>sh_r; i++)
1644 { 1564 {
1645 RUINT32T tmp; 1565 uint32_t tmp;
1646 tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_r-lower_lim_r)); 1566 tmp = i * high.r;
1647 tmp += ((RUINT32T)(mask_r>>sh_r))*((RUINT32T)lower_lim_r); 1567 tmp += (mask_r>>sh_r) * low.r;
1648 lookup_r[i] = (tmp/65535)<<sh_r; 1568 lookup_r[i] = (tmp/65535)<<sh_r;
1649 } 1569 }
1650 for (i = 0; i <= mask_g>>sh_g; i++) 1570 for (i = 0; i <= mask_g>>sh_g; i++)
1651 { 1571 {
1652 RUINT32T tmp; 1572 uint32_t tmp;
1653 tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_g-lower_lim_g)); 1573 tmp = i * high.g;
1654 tmp += ((RUINT32T)(mask_g>>sh_g))*((RUINT32T)lower_lim_g); 1574 tmp += (mask_g>>sh_g) * low.g;
1655 lookup_g[i] = (tmp/65535)<<sh_g; 1575 lookup_g[i] = (tmp/65535)<<sh_g;
1656 } 1576 }
1657 for (i = 0; i <= mask_b>>sh_b; i++) 1577 for (i = 0; i <= mask_b>>sh_b; i++)
1658 { 1578 {
1659 RUINT32T tmp; 1579 uint32_t tmp;
1660 tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_b-lower_lim_b)); 1580 tmp = i * high.b;
1661 tmp += ((RUINT32T)(mask_b>>sh_b))*((RUINT32T)lower_lim_b); 1581 tmp += (mask_b>>sh_b) * low.b;
1662 lookup_b[i] = (tmp/65535)<<sh_b; 1582 lookup_b[i] = (tmp/65535)<<sh_b;
1663 } 1583 }
1664 1584
1665 /* apply table to input image (replacing colors by newly calculated ones) */ 1585 /* apply table to input image (replacing colors by newly calculated ones) */
1666 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)
1667 { 1589 {
1668 case 15:
1669 {
1670 unsigned short *p1, *pf, *p, *pl; 1590 uint32_t *p1, *pf, *p, *pl;
1671 p1 = (unsigned short *) srcImage->data; 1591 p1 = (uint32_t *) ximage->data;
1672 pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line); 1592 pf = (uint32_t *) (ximage->data + ximage->height * ximage->bytes_per_line);
1593
1673 while (p1 < pf) 1594 while (p1 < pf)
1674 { 1595 {
1675 p = p1; 1596 p = p1;
1676 pl = p1 + srcImage->width; 1597 pl = p1 + ximage->width;
1677 for (; p < pl; p++) 1598 for (; p < pl; p++)
1678 { 1599 {
1679 *p = lookup_r[(*p & 0x7c00)>>10] |
1680 lookup_g[(*p & 0x03e0)>> 5] |
1681 lookup_b[(*p & 0x001f)];
1682 }
1683 p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1684 }
1685 break;
1686 }
1687 case 16:
1688 {
1689 unsigned short *p1, *pf, *p, *pl;
1690 p1 = (unsigned short *) srcImage->data;
1691 pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1692 while (p1 < pf)
1693 {
1694 p = p1;
1695 pl = p1 + srcImage->width;
1696 for (; p < pl; p++)
1697 {
1698 *p = lookup_r[(*p & 0xf800)>>11] |
1699 lookup_g[(*p & 0x07e0)>> 5] |
1700 lookup_b[(*p & 0x001f)];
1701 }
1702 p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1703 }
1704 break;
1705 }
1706 case 24:
1707 {
1708 unsigned char *p1, *pf, *p, *pl;
1709 p1 = (unsigned char *) srcImage->data;
1710 pf = (unsigned char *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1711 while (p1 < pf)
1712 {
1713 p = p1;
1714 pl = p1 + srcImage->width * 3;
1715 for (; p < pl; p += 3)
1716 {
1717 p[0] = lookup_r[(p[0] & 0xff0000)>>16];
1718 p[1] = lookup_r[(p[1] & 0x00ff00)>> 8];
1719 p[2] = lookup_r[(p[2] & 0x0000ff)];
1720 }
1721 p1 = (unsigned char *) ((char *) p1 + srcImage->bytes_per_line);
1722 }
1723 break;
1724 }
1725 case 32:
1726 {
1727 RUINT32T *p1, *pf, *p, *pl;
1728 p1 = (RUINT32T *) srcImage->data;
1729 pf = (RUINT32T *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1730
1731 while (p1 < pf)
1732 {
1733 p = p1;
1734 pl = p1 + srcImage->width;
1735 for (; p < pl; p++)
1736 {
1737 *p = lookup_r[(*p & 0xff0000)>>16] | 1600 *p = lookup_r[(*p & 0xff0000) >> 16] |
1738 lookup_g[(*p & 0x00ff00)>> 8] | 1601 lookup_g[(*p & 0x00ff00) >> 8] |
1739 lookup_b[(*p & 0x0000ff)] | 1602 lookup_b[(*p & 0x0000ff)] |
1740 (*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);
1741 } 1618 }
1742 p1 = (RUINT32T *) ((char *) p1 + srcImage->bytes_per_line);
1743 } 1619 }
1744 break;
1745 }
1746 }
1747 1620
1748 free (lookup); 1621 free (lookup);
1749} 1622}
1750#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */ 1623#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */

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