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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.60 by sf-exg, Sun Oct 3 20:41:32 2010 UTC vs.
Revision 1.163 by sf-exg, Sat Aug 13 09:05:44 2011 UTC

1/*----------------------------------------------------------------------* 1/*----------------------------------------------------------------------*
2 * File: background.C - former xpm.C 2 * File: background.C - former xpm.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * 4 *
5 * All portions of code are copyright by their respective author/s. 5 * All portions of code are copyright by their respective author/s.
6 * Copyright (c) 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 (h_scale != 0 || v_scale != 0 100 if (bg_flags & BG_IS_SIZE_SENSITIVE)
144 || h_align != 0 || v_align != 0)
145 return true; 101 return true;
146 } 102 }
147# endif 103# endif
148 104
149 return false; 105 return false;
150} 106}
151 107
152bool 108bool
153bgPixmap_t::window_position_sensitive () 109rxvt_term::bg_window_position_sensitive ()
154{ 110{
155# ifdef ENABLE_TRANSPARENCY 111# ifdef ENABLE_TRANSPARENCY
156 if (flags & isTransparent) 112 if (bg_flags & BG_IS_TRANSPARENT)
157 return true; 113 return true;
158# endif 114# endif
159 115
160# ifdef BG_IMAGE_FROM_FILE 116# ifdef BG_IMAGE_FROM_FILE
161 if (have_image) 117 if (bg_flags & BG_IS_FROM_FILE)
162 { 118 {
163 if (h_align == rootAlign || v_align == rootAlign) 119 if (bg_flags & BG_ROOT_ALIGN)
164 return true; 120 return true;
165 } 121 }
166# endif 122# endif
167 123
168 return false;
169};
170
171bool bgPixmap_t::need_client_side_rendering ()
172{
173# ifdef HAVE_AFTERIMAGE
174 if (original_asim)
175 return true;
176# endif
177# ifdef ENABLE_TRANSPARENCY
178 if (flags & isTransparent)
179 {
180# ifdef HAVE_AFTERIMAGE // can't blur without libAI anyways
181 if ((flags & blurNeeded) && !(flags & blurServerSide))
182 return true;
183# endif
184 if ((flags & tintNeeded) && !(flags & tintServerSide))
185 return true;
186 }
187# endif
188 return false; 124 return false;
189} 125}
190 126
191# ifdef BG_IMAGE_FROM_FILE 127# ifdef BG_IMAGE_FROM_FILE
192static inline bool 128static inline bool
… …
208static inline bool 144static inline bool
209check_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)
210{ 146{
211 if (geom_flags & flag) 147 if (geom_flags & flag)
212 { 148 {
213 if (new_value != bgPixmap_t::rootAlign)
214 {
215 if (new_value < -100) 149 if (new_value < -100)
216 new_value = -100; 150 new_value = -100;
217 else if (new_value > 200) 151 else if (new_value > 200)
218 new_value = 200; 152 new_value = 200;
219 }
220 if (new_value != align) 153 if (new_value != align)
221 { 154 {
222 align = new_value; 155 align = new_value;
223 return true; 156 return true;
224 } 157 }
… …
230make_align_position (int align, int window_size, int image_size) 163make_align_position (int align, int window_size, int image_size)
231{ 164{
232 int diff = window_size - image_size; 165 int diff = window_size - image_size;
233 int smaller = min (image_size, window_size); 166 int smaller = min (image_size, window_size);
234 167
235 if (align >= 0 && align <= 50) 168 if (align >= 0 && align <= 100)
236 return diff * align / 100; 169 return diff * align / 100;
237 else if (align > 50 && align <= 100)
238 return window_size - image_size - diff * (100 - align) / 100;
239 else if (align > 100 && align <= 200 ) 170 else if (align > 100 && align <= 200)
240 return ((align - 100) * smaller / 100) + window_size - smaller; 171 return ((align - 100) * smaller / 100) + window_size - smaller;
241 else if (align > -100 && align < 0) 172 else if (align >= -100 && align < 0)
242 return ((align + 100) * smaller / 100) - image_size; 173 return ((align + 100) * smaller / 100) - image_size;
243 return 0; 174 return 0;
244} 175}
245 176
246static inline int 177static inline int
247make_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)
248{ 179{
249 int src_pos = 0; 180 int src_pos = 0;
250 dst_pos = 0; 181 dst_pos = pos;
251 dst_size = size; 182 dst_size = size;
252 if (pos < 0) 183 if (pos < 0)
253 { 184 {
254 src_pos = -pos; 185 src_pos = -pos;
186 dst_pos = 0;
255 dst_size += pos; 187 dst_size += pos;
256 } 188 }
257 else if (pos > 0)
258 dst_pos = pos;
259 189
260 if (dst_pos + dst_size > target_size) 190 if (dst_pos + dst_size > target_size)
261 dst_size = target_size - dst_pos; 191 dst_size = target_size - dst_pos;
262 return src_pos; 192 return src_pos;
263} 193}
264 194
265bool 195bool
266bgPixmap_t::set_geometry (const char *geom) 196rxvt_term::bg_set_geometry (const char *geom, bool update)
267{ 197{
198 bool changed = false;
268 int geom_flags = 0, changed = 0; 199 int geom_flags = 0;
269 int x = 0, y = 0; 200 int x = 0, y = 0;
270 unsigned int w = 0, h = 0; 201 unsigned int w = 0, h = 0;
271 unsigned int n; 202 unsigned long new_flags = (bg_flags & (~BG_GEOMETRY_FLAGS));
272 unsigned long new_flags = (flags & (~geometryFlags));
273 const char *p;
274# define MAXLEN_GEOM 256 /* could be longer than regular geometry string */
275 203
276 if (geom == NULL) 204 if (geom == NULL)
277 return false; 205 return false;
278 206
279 char str[MAXLEN_GEOM]; 207 if (geom[0])
280
281 while (isspace(*geom)) ++geom;
282 if ((p = strchr (geom, ';')) == NULL)
283 p = strchr (geom, '\0');
284
285 n = (p - geom);
286 if (n < MAXLEN_GEOM)
287 { 208 {
288 char *ops; 209 char **arr = rxvt_strsplit (':', geom);
289 new_flags |= geometrySet;
290 210
291 memcpy (str, geom, n); 211 for (int i = 0; arr[i]; i++)
292 str[n] = '\0';
293 if (str[0] == ':')
294 ops = &str[0];
295 else if (str[0] != 'x' && str[0] != 'X' && isalpha(str[0]))
296 ops = &str[0];
297 else
298 {
299 char *tmp;
300 ops = strchr (str, ':');
301 if (ops != NULL)
302 { 212 {
303 for (tmp = ops-1; tmp >= str && isspace(*tmp); --tmp); 213 if (!strcasecmp (arr[i], "style=tiled"))
304 *(++tmp) = '\0';
305 if (ops == tmp) ++ops;
306 } 214 {
307 } 215 new_flags = BG_TILE;
308 216 w = h = noScale;
309 if (ops > str || ops == NULL) 217 x = y = 0;
310 { 218 geom_flags = WidthValue|HeightValue|XValue|YValue;
311 /* we have geometry string - let's handle it prior to applying ops */
312 geom_flags = XParseGeometry (str, &x, &y, &w, &h);
313
314 if ((geom_flags & XValue) && !(geom_flags & YValue))
315 { 219 }
316 y = x; 220 else if (!strcasecmp (arr[i], "style=aspect-stretched"))
317 geom_flags |= YValue;
318 } 221 {
319 222 new_flags = BG_PROP_SCALE;
320 if (flags & geometrySet) 223 x = y = centerAlign;
224 geom_flags = XValue|YValue;
321 { 225 }
322 /* new geometry is an adjustment to the old one ! */ 226 else if (!strcasecmp (arr[i], "style=stretched"))
323 if ((geom_flags & WidthValue) && (geom_flags & HeightValue))
324 {
325 if (w == 0 && h != 0)
326 {
327 w = h_scale;
328 h = (v_scale * h) / 100;
329 }
330 else if (h == 0 && w != 0)
331 {
332 w = (h_scale * w) / 100;
333 h = v_scale;
334 }
335 }
336 if (geom_flags & XValue)
337 {
338 if (str[0] != '=')
339 {
340 y += v_align;
341 x += h_align;
342 }
343 }
344 } 227 {
345 else /* setting up geometry from scratch */ 228 new_flags = 0;
229 w = h = windowScale;
230 geom_flags = WidthValue|HeightValue;
346 { 231 }
347 if (!(geom_flags & XValue)) 232 else if (!strcasecmp (arr[i], "style=centered"))
348 {
349 /* use default geometry - centered */
350 x = y = defaultAlign;
351 }
352 else if (!(geom_flags & YValue))
353 y = x;
354
355 if ((geom_flags & (WidthValue|HeightValue)) == 0)
356 {
357 /* use default geometry - scaled */
358 w = h = defaultScale;
359 }
360 else if (geom_flags & WidthValue)
361 {
362 if (!(geom_flags & HeightValue))
363 h = w;
364 }
365 else
366 w = h;
367 } 233 {
368 } /* done parsing geometry string */ 234 new_flags = 0;
369 else if (!(flags & geometrySet)) 235 w = h = noScale;
236 x = y = centerAlign;
237 geom_flags = WidthValue|HeightValue|XValue|YValue;
238 }
239 else if (!strcasecmp (arr[i], "style=root-tiled"))
370 { 240 {
371 /* default geometry - scaled and centered */ 241 new_flags = BG_TILE|BG_ROOT_ALIGN;
242 w = h = noScale;
243 geom_flags = WidthValue|HeightValue;
244 }
245 else if (!strcasecmp (arr[i], "op=tile"))
246 new_flags |= BG_TILE;
247 else if (!strcasecmp (arr[i], "op=pscale"))
248 new_flags |= BG_PROP_SCALE;
249 else if (!strcasecmp (arr[i], "op=root"))
250 new_flags |= BG_ROOT_ALIGN;
251
252 // deprecated
253 else if (!strcasecmp (arr[i], "tile"))
254 {
255 new_flags |= BG_TILE;
256 w = h = noScale;
257 geom_flags |= WidthValue|HeightValue;
258 }
259 else if (!strcasecmp (arr[i], "propscale"))
260 {
261 new_flags |= BG_PROP_SCALE;
262 }
263 else if (!strcasecmp (arr[i], "hscale"))
264 {
265 new_flags |= BG_TILE;
266 w = windowScale;
267 h = noScale;
268 geom_flags |= WidthValue|HeightValue;
269 }
270 else if (!strcasecmp (arr[i], "vscale"))
271 {
272 new_flags |= BG_TILE;
273 h = windowScale;
274 w = noScale;
275 geom_flags |= WidthValue|HeightValue;
276 }
277 else if (!strcasecmp (arr[i], "scale"))
278 {
279 w = h = windowScale;
280 geom_flags |= WidthValue|HeightValue;
281 }
282 else if (!strcasecmp (arr[i], "auto"))
283 {
284 w = h = windowScale;
285 x = y = centerAlign;
286 geom_flags |= WidthValue|HeightValue|XValue|YValue;
287 }
288 else if (!strcasecmp (arr[i], "root"))
289 {
290 new_flags |= BG_TILE|BG_ROOT_ALIGN;
291 w = h = noScale;
292 geom_flags |= WidthValue|HeightValue;
293 }
294
295 else
296 geom_flags |= XParseGeometry (arr[i], &x, &y, &w, &h);
297 } /* done parsing ops */
298
299 rxvt_free_strsplit (arr);
300 }
301
302 if (!update)
303 {
304 if (!(geom_flags & XValue))
372 x = y = defaultAlign; 305 x = y = defaultAlign;
306 else if (!(geom_flags & YValue))
307 y = x;
308
309 if (!(geom_flags & (WidthValue|HeightValue)))
373 w = h = defaultScale; 310 w = h = defaultScale;
374 } 311 else if (!(geom_flags & HeightValue))
312 h = w;
313 else if (!(geom_flags & WidthValue))
314 w = h;
375 315
376 if (!(flags & geometrySet))
377 geom_flags |= WidthValue|HeightValue|XValue|YValue; 316 geom_flags |= WidthValue|HeightValue|XValue|YValue;
317 }
378 318
379 if (ops)
380 {
381 while (*ops)
382 {
383 while (*ops == ':' || isspace(*ops)) ++ops;
384
385# define CHECK_GEOM_OPS(op_str) (strncasecmp (ops, (op_str), sizeof (op_str) - 1) == 0)
386 if (CHECK_GEOM_OPS ("tile"))
387 {
388 w = h = noScale;
389 geom_flags |= WidthValue|HeightValue;
390 }
391 else if (CHECK_GEOM_OPS ("propscale"))
392 {
393 if (w == 0 && h == 0)
394 {
395 w = windowScale;
396 geom_flags |= WidthValue;
397 }
398 new_flags |= propScale;
399 }
400 else if (CHECK_GEOM_OPS ("hscale"))
401 {
402 if (w == 0) w = windowScale;
403
404 h = noScale;
405 geom_flags |= WidthValue|HeightValue;
406 }
407 else if (CHECK_GEOM_OPS ("vscale"))
408 {
409 if (h == 0) h = windowScale;
410
411 w = noScale;
412 geom_flags |= WidthValue|HeightValue;
413 }
414 else if (CHECK_GEOM_OPS ("scale"))
415 {
416 if (h == 0) h = windowScale;
417 if (w == 0) w = windowScale;
418
419 geom_flags |= WidthValue|HeightValue;
420 }
421 else if (CHECK_GEOM_OPS ("auto"))
422 {
423 w = h = windowScale;
424 x = y = centerAlign;
425 geom_flags |= WidthValue|HeightValue|XValue|YValue;
426 }
427 else if (CHECK_GEOM_OPS ("root"))
428 {
429 w = h = noScale;
430 x = y = rootAlign;
431 geom_flags |= WidthValue|HeightValue|XValue|YValue;
432 }
433# undef CHECK_GEOM_OPS
434
435 while (*ops != ':' && *ops != '\0') ++ops;
436 } /* done parsing ops */
437 }
438
439 if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) ++changed; 319 if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;
440 if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) ++changed; 320 if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;
441 if (check_set_align_value (geom_flags, XValue, h_align, x)) ++changed; 321 if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;
442 if (check_set_align_value (geom_flags, YValue, v_align, y)) ++changed; 322 if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
443 }
444 323
445 if (new_flags != flags) 324 if (new_flags != bg_flags)
446 { 325 {
447 flags = new_flags; 326 bg_flags = new_flags;
448 changed++; 327 changed = true;
449 } 328 }
450 329
451 //fprintf (stderr, "flags = %lX, scale = %ux%u, align=%+d%+d\n",
452 // flags, h_scale, v_scale, h_align, v_align);
453 return (changed > 0); 330 return changed;
454} 331}
455 332
456void 333void
457bgPixmap_t::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y) 334rxvt_term::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
458{ 335{
459 int target_width = target->szHint.width; 336 int target_width = szHint.width;
460 int target_height = target->szHint.height; 337 int target_height = szHint.height;
461 338
339 if (bg_flags & BG_PROP_SCALE)
340 {
341 float scale = (float)target_width / image_width;
342 min_it (scale, (float)target_height / image_height);
343 w = image_width * scale + 0.5;
344 h = image_height * scale + 0.5;
345 }
346 else
347 {
462 w = h_scale * target_width / 100; 348 w = h_scale * target_width / 100;
463 h = v_scale * target_height / 100; 349 h = v_scale * target_height / 100;
464
465 if (h_align == rootAlign || v_align == rootAlign)
466 { 350 }
467 target->get_window_origin (x, y); 351
468 x = -x; 352 if (!w) w = image_width;
469 y = -y; 353 if (!h) h = image_height;
354
355 if (bg_flags & BG_ROOT_ALIGN)
470 } 356 {
471 357 x = -target_x;
472 if (h_align != rootAlign) 358 y = -target_y;
359 }
360 else
361 {
473 x = make_align_position (h_align, target_width, w > 0 ? w : image_width); 362 x = make_align_position (h_align, target_width, w);
474
475 if (v_align != rootAlign)
476 y = make_align_position (v_align, target_height, h > 0 ? h : image_height); 363 y = make_align_position (v_align, target_height, h);
364 }
365
366 bg_flags &= ~BG_IS_SIZE_SENSITIVE;
367 if (!(bg_flags & BG_TILE)
368 || (bg_flags & BG_PROP_SCALE) || h_scale || v_scale
369 || (!(bg_flags & BG_ROOT_ALIGN) && (h_align || v_align))
370 || w > target_width || h > target_height)
371 bg_flags |= BG_IS_SIZE_SENSITIVE;
477} 372}
478 373
479# ifdef HAVE_AFTERIMAGE 374# ifdef HAVE_AFTERIMAGE
480bool 375bool
481bgPixmap_t::render_image (unsigned long background_flags) 376rxvt_term::render_image (unsigned long tr_flags)
482{ 377{
483 if (target == NULL)
484 return false;
485
486 target->init_asv (); 378 init_asv ();
487 379
488 ASImage *background = NULL; 380 ASImage *background = NULL;
489 ARGB32 background_tint = TINT_LEAVE_SAME; 381 ARGB32 background_tint = TINT_LEAVE_SAME;
490 382
491# ifdef ENABLE_TRANSPARENCY 383# ifdef ENABLE_TRANSPARENCY
492 if (background_flags) 384 if (tr_flags)
493 background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100); 385 background = pixmap2ximage (asv, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, 100);
494 386
495 if (!(background_flags & transpPmapTinted) && (flags & tintNeeded)) 387 if (tr_flags & BG_NEEDS_TINT)
496 { 388 {
497 ShadingInfo as_shade; 389 ShadingInfo as_shade;
498 as_shade.shading = (shade == 0) ? 100 : shade; 390 as_shade.shading = shade;
499 391
500 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC); 392 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
501 if (flags & tintSet) 393 if (bg_flags & BG_TINT_SET)
502 tint.get (c); 394 tint.get (c);
503 as_shade.tintColor.red = c.r; 395 as_shade.tintColor.red = c.r;
504 as_shade.tintColor.green = c.g; 396 as_shade.tintColor.green = c.g;
505 as_shade.tintColor.blue = c.b; 397 as_shade.tintColor.blue = c.b;
506 398
507 background_tint = shading2tint32 (&as_shade); 399 background_tint = shading2tint32 (&as_shade);
508 } 400 }
509 401
510 if (!(background_flags & transpPmapBlured) && (flags & blurNeeded) && background != NULL) 402 if ((tr_flags & BG_NEEDS_BLUR) && background != NULL)
511 { 403 {
512 ASImage *tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF, 404 ASImage *tmp = blur_asimage_gauss (asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
513 (original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage, 405 (original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,
514 100, ASIMAGE_QUALITY_DEFAULT); 406 100, ASIMAGE_QUALITY_DEFAULT);
515 if (tmp) 407 if (tmp)
516 { 408 {
517 destroy_asimage (&background); 409 destroy_asimage (&background);
… …
520 } 412 }
521# endif 413# endif
522 414
523 ASImage *result = 0; 415 ASImage *result = 0;
524 416
525 int target_width = target->szHint.width; 417 int target_width = szHint.width;
526 int target_height = target->szHint.height; 418 int target_height = szHint.height;
527 int new_pmap_width = target_width; 419 int new_pmap_width = target_width;
528 int new_pmap_height = target_height; 420 int new_pmap_height = target_height;
529 421
530 int x = 0; 422 int x = 0;
531 int y = 0; 423 int y = 0;
532 int w = 0; 424 int w = 0;
533 int h = 0; 425 int h = 0;
534 426
535 TIMING_TEST_START (asim);
536
537 if (original_asim) 427 if (original_asim)
538 get_image_geometry (original_asim->width, original_asim->height, w, h, x, y); 428 get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
539 429
540 if (!original_asim 430 if (!original_asim
431 || (!(bg_flags & BG_ROOT_ALIGN)
541 || x >= target_width 432 && (x >= target_width
542 || y >= target_height 433 || y >= target_height
543 || (w > 0 && x + w <= 0) 434 || (x + w <= 0)
544 || (h > 0 && y + h <= 0)) 435 || (y + h <= 0))))
545 { 436 {
546 if (background) 437 if (background)
547 { 438 {
548 new_pmap_width = background->width; 439 new_pmap_width = background->width;
549 new_pmap_height = background->height; 440 new_pmap_height = background->height;
550 result = background; 441 result = background;
551 442
552 if (background_tint != TINT_LEAVE_SAME) 443 if (background_tint != TINT_LEAVE_SAME)
553 { 444 {
554 ASImage *tmp = tile_asimage (target->asv, background, 0, 0, 445 ASImage *tmp = tile_asimage (asv, background, 0, 0,
555 target_width, target_height, background_tint, 446 target_width, target_height, background_tint,
556 ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT); 447 ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
557 if (tmp) 448 if (tmp)
558 result = tmp; 449 result = tmp;
559 } 450 }
… …
563 } 454 }
564 else 455 else
565 { 456 {
566 result = original_asim; 457 result = original_asim;
567 458
568 if ((w > 0 && w != original_asim->width) 459 if ((w != original_asim->width)
569 || (h > 0 && h != original_asim->height)) 460 || (h != original_asim->height))
570 { 461 {
571 result = scale_asimage (target->asv, original_asim, 462 result = scale_asimage (asv, original_asim,
572 w > 0 ? w : original_asim->width, 463 w, h,
573 h > 0 ? h : original_asim->height,
574 background ? ASA_ASImage : ASA_XImage, 464 background ? ASA_ASImage : ASA_XImage,
575 100, ASIMAGE_QUALITY_DEFAULT); 465 100, ASIMAGE_QUALITY_DEFAULT);
576 } 466 }
577 467
578 if (background == NULL) 468 if (background == NULL)
579 { 469 {
580 if (h_scale == 0 || v_scale == 0) 470 if (bg_flags & BG_TILE)
581 { 471 {
582 /* if tiling - pixmap has to be sized exactly as the image, 472 /* if tiling - pixmap has to be sized exactly as the image,
583 but there is no need to make it bigger than the window! */ 473 but there is no need to make it bigger than the window! */
584 new_pmap_width = min (result->width, target_width); 474 new_pmap_width = min (result->width, target_width);
585 new_pmap_height = min (result->height, target_height); 475 new_pmap_height = min (result->height, target_height);
586 476
587 /* we also need to tile our image in both directions */ 477 /* we also need to tile our image in both directions */
588 ASImage *tmp = tile_asimage (target->asv, result, 478 ASImage *tmp = tile_asimage (asv, result,
589 (int)result->width - x, 479 (int)result->width - x,
590 (int)result->height - y, 480 (int)result->height - y,
591 new_pmap_width, 481 new_pmap_width,
592 new_pmap_height, 482 new_pmap_height,
593 TINT_LEAVE_SAME, ASA_XImage, 483 TINT_LEAVE_SAME, ASA_XImage,
… …
610 layers[0].clip_width = target_width; 500 layers[0].clip_width = target_width;
611 layers[0].clip_height = target_height; 501 layers[0].clip_height = target_height;
612 layers[0].tint = background_tint; 502 layers[0].tint = background_tint;
613 layers[1].im = result; 503 layers[1].im = result;
614 504
615 if (w <= 0) 505 if (bg_flags & BG_TILE)
616 { 506 {
617 /* tile horizontally */ 507 /* tile horizontally */
618 while (x > 0) x -= (int)result->width; 508 while (x > 0) x -= (int)result->width;
619 layers[1].dst_x = x; 509 layers[1].dst_x = x;
620 layers[1].clip_width = result->width+target_width; 510 layers[1].clip_width = result->width+target_width;
… …
624 /* clip horizontally */ 514 /* clip horizontally */
625 layers[1].dst_x = x; 515 layers[1].dst_x = x;
626 layers[1].clip_width = result->width; 516 layers[1].clip_width = result->width;
627 } 517 }
628 518
629 if (h <= 0) 519 if (bg_flags & BG_TILE)
630 { 520 {
631 while (y > 0) y -= (int)result->height; 521 while (y > 0) y -= (int)result->height;
632 layers[1].dst_y = y; 522 layers[1].dst_y = y;
633 layers[1].clip_height = result->height + target_height; 523 layers[1].clip_height = result->height + target_height;
634 } 524 }
… …
636 { 526 {
637 layers[1].dst_y = y; 527 layers[1].dst_y = y;
638 layers[1].clip_height = result->height; 528 layers[1].clip_height = result->height;
639 } 529 }
640 530
641 if (target->rs[Rs_blendtype]) 531 if (rs[Rs_blendtype])
642 { 532 {
643 layers[1].merge_scanlines = blend_scanlines_name2func (target->rs[Rs_blendtype]); 533 layers[1].merge_scanlines = blend_scanlines_name2func (rs[Rs_blendtype]);
644 if (layers[1].merge_scanlines == NULL) 534 if (layers[1].merge_scanlines == NULL)
645 layers[1].merge_scanlines = alphablend_scanlines; 535 layers[1].merge_scanlines = alphablend_scanlines;
646 } 536 }
647 537
648 ASImage *tmp = merge_layers (target->asv, layers, 2, target_width, target_height, 538 ASImage *tmp = merge_layers (asv, layers, 2, target_width, target_height,
649 ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT); 539 ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
650 540
651 if (tmp) 541 if (tmp)
652 { 542 {
653 if (result != original_asim) 543 if (result != original_asim)
… …
657 } 547 }
658 548
659 free (layers); 549 free (layers);
660 } 550 }
661 } 551 }
662 TIMING_TEST_PRINT_RESULT (asim);
663 552
664 bool ret = false; 553 bool ret = false;
665 554
666 if (result) 555 if (result)
667 { 556 {
668 XGCValues gcv; 557 XGCValues gcv;
669 GC gc; 558 GC gc;
670 559
671 if (pixmap)
672 {
673 if (pmap_width != new_pmap_width
674 || pmap_height != new_pmap_height
675 || pmap_depth != target->depth)
676 {
677 XFreePixmap (target->dpy, pixmap);
678 pixmap = None;
679 }
680 }
681
682 /* create Pixmap */ 560 /* create Pixmap */
683 if (pixmap == None) 561 if (bg_pixmap == None
562 || bg_pmap_width != new_pmap_width
563 || bg_pmap_height != new_pmap_height)
684 { 564 {
565 if (bg_pixmap)
566 XFreePixmap (dpy, bg_pixmap);
685 pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth); 567 bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
686 pmap_width = new_pmap_width; 568 bg_pmap_width = new_pmap_width;
687 pmap_height = new_pmap_height; 569 bg_pmap_height = new_pmap_height;
688 pmap_depth = target->depth;
689 } 570 }
690 /* fill with background color (if result's not completely overlapping it) */ 571 /* fill with background color (if result's not completely overlapping it) */
691 gcv.foreground = target->pix_colors[Color_bg]; 572 gcv.foreground = pix_colors[Color_bg];
692 gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv); 573 gc = XCreateGC (dpy, vt, GCForeground, &gcv);
693 574
694 int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0; 575 int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
695 int dst_width = result->width, dst_height = result->height; 576 int dst_width = result->width, dst_height = result->height;
696 if (background == NULL) 577 if (background == NULL)
697 { 578 {
698 if (!(h_scale == 0 || v_scale == 0)) 579 if (!(bg_flags & BG_TILE))
699 { 580 {
700 src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width ); 581 src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );
701 src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height); 582 src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
702 } 583 }
703 584
704 if (dst_x > 0 || dst_y > 0 585 if (dst_x > 0 || dst_y > 0
705 || dst_x + dst_width < new_pmap_width 586 || dst_x + dst_width < new_pmap_width
706 || dst_y + dst_height < new_pmap_height) 587 || dst_y + dst_height < new_pmap_height)
707 XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height); 588 XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
708 } 589 }
709 590
710 /* put result on pixmap */ 591 /* put result on pixmap */
711 if (dst_x < new_pmap_width && dst_y < new_pmap_height) 592 if (dst_x < new_pmap_width && dst_y < new_pmap_height)
712 asimage2drawable (target->asv, pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True); 593 asimage2drawable (asv, bg_pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);
713 594
714 if (result != background && result != original_asim) 595 if (result != background && result != original_asim)
715 destroy_asimage (&result); 596 destroy_asimage (&result);
716 597
717 XFreeGC (target->dpy, gc); 598 XFreeGC (dpy, gc);
718 TIMING_TEST_PRINT_RESULT (asim);
719 599
720 ret = true; 600 ret = true;
721 } 601 }
722 602
723 if (background) 603 if (background)
… …
727} 607}
728# endif /* HAVE_AFTERIMAGE */ 608# endif /* HAVE_AFTERIMAGE */
729 609
730# ifdef HAVE_PIXBUF 610# ifdef HAVE_PIXBUF
731bool 611bool
732bgPixmap_t::render_image (unsigned long background_flags) 612rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
613 int src_x, int src_y, int dst_x, int dst_y,
614 unsigned int width, unsigned int height)
733{ 615{
734 if (target == NULL) 616 XImage *ximage;
617 char *data, *line;
618 int bytes_per_pixel;
619 int width_r, width_g, width_b;
620 int sh_r, sh_g, sh_b;
621 int rowstride;
622 int channels;
623 unsigned char *row;
624
625 if (visual->c_class != TrueColor)
735 return false; 626 return false;
736 627
628 if (depth == 24 || depth == 32)
629 bytes_per_pixel = 4;
630 else if (depth == 15 || depth == 16)
631 bytes_per_pixel = 2;
632 else
633 return false;
634
635 width_r = ecb_popcount32 (visual->red_mask);
636 width_g = ecb_popcount32 (visual->green_mask);
637 width_b = ecb_popcount32 (visual->blue_mask);
638
639 if (width_r > 8 || width_g > 8 || width_b > 8)
640 return false;
641
642 sh_r = ecb_ctz32 (visual->red_mask);
643 sh_g = ecb_ctz32 (visual->green_mask);
644 sh_b = ecb_ctz32 (visual->blue_mask);
645
646 if (width > INT_MAX / height / bytes_per_pixel)
647 return false;
648
649 data = (char *)malloc (width * height * bytes_per_pixel);
650 if (!data)
651 return false;
652
653 ximage = XCreateImage (dpy, visual, depth, ZPixmap, 0, data,
654 width, height, bytes_per_pixel * 8, 0);
655 if (!ximage)
656 {
657 free (data);
658 return false;
659 }
660
661 ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
662
663 rowstride = gdk_pixbuf_get_rowstride (pixbuf);
664 channels = gdk_pixbuf_get_n_channels (pixbuf);
665 row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
666 line = data;
667
668 for (int y = 0; y < height; y++)
669 {
670 for (int x = 0; x < width; x++)
671 {
672 unsigned char *pixel = row + x * channels;
673 uint32_t value;
674
675 value = ((pixel[0] >> (8 - width_r)) << sh_r)
676 | ((pixel[1] >> (8 - width_g)) << sh_g)
677 | ((pixel[2] >> (8 - width_b)) << sh_b);
678
679 if (bytes_per_pixel == 4)
680 ((uint32_t *)line)[x] = value;
681 else
682 ((uint16_t *)line)[x] = value;
683 }
684
685 row += rowstride;
686 line += ximage->bytes_per_line;
687 }
688
689 XPutImage (dpy, pixmap, gc, ximage, 0, 0, dst_x, dst_y, width, height);
690 XDestroyImage (ximage);
691 return true;
692}
693
694bool
695rxvt_term::render_image (unsigned long tr_flags)
696{
737 if (!pixbuf) 697 if (!pixbuf)
738 return false; 698 return false;
739 699
740 // TODO: add alpha blending 700 if (tr_flags
741 if (background_flags) 701 && !(bg_flags & BG_HAS_RENDER))
742 return false; 702 return false;
743 703
744 GdkPixbuf *result; 704 GdkPixbuf *result;
745 705
746 int image_width = gdk_pixbuf_get_width (pixbuf); 706 int image_width = gdk_pixbuf_get_width (pixbuf);
747 int image_height = gdk_pixbuf_get_height (pixbuf); 707 int image_height = gdk_pixbuf_get_height (pixbuf);
748 708
749 int target_width = target->szHint.width; 709 int target_width = szHint.width;
750 int target_height = target->szHint.height; 710 int target_height = szHint.height;
751 int new_pmap_width = target_width; 711 int new_pmap_width = target_width;
752 int new_pmap_height = target_height; 712 int new_pmap_height = target_height;
753 713
754 int x = 0; 714 int x = 0;
755 int y = 0; 715 int y = 0;
756 int w = 0; 716 int w = 0;
757 int h = 0; 717 int h = 0;
758 718
759 get_image_geometry (image_width, image_height, w, h, x, y); 719 get_image_geometry (image_width, image_height, w, h, x, y);
760 720
721 if (!(bg_flags & BG_ROOT_ALIGN)
761 if (x >= target_width 722 && (x >= target_width
762 || y >= target_height 723 || y >= target_height
763 || (w > 0 && x + w <= 0) 724 || (x + w <= 0)
764 || (h > 0 && y + h <= 0)) 725 || (y + h <= 0)))
765 return false; 726 return false;
766 727
767 result = pixbuf; 728 result = pixbuf;
768 729
769 if ((w > 0 && w != image_width) 730 if ((w != image_width)
770 || (h > 0 && h != image_height)) 731 || (h != image_height))
771 { 732 {
772 result = gdk_pixbuf_scale_simple (pixbuf, 733 result = gdk_pixbuf_scale_simple (pixbuf,
773 w > 0 ? w : image_width, 734 w, h,
774 h > 0 ? h : image_height,
775 GDK_INTERP_BILINEAR); 735 GDK_INTERP_BILINEAR);
776 } 736 }
777 737
738 if (!result)
739 return false;
740
778 bool ret = false; 741 bool ret = false;
779 742
780 if (result)
781 {
782 XGCValues gcv; 743 XGCValues gcv;
783 GC gc; 744 GC gc;
745 Pixmap root_pmap;
784 746
785 image_width = gdk_pixbuf_get_width (result); 747 image_width = gdk_pixbuf_get_width (result);
786 image_height = gdk_pixbuf_get_height (result); 748 image_height = gdk_pixbuf_get_height (result);
787 749
788 if (h_scale == 0 || v_scale == 0) 750 if (tr_flags)
751 {
752 root_pmap = bg_pixmap;
753 bg_pixmap = None;
754 }
755 else
756 {
757 if (bg_flags & BG_TILE)
789 { 758 {
790 new_pmap_width = min (image_width, target_width); 759 new_pmap_width = min (image_width, target_width);
791 new_pmap_height = min (image_height, target_height); 760 new_pmap_height = min (image_height, target_height);
792 } 761 }
762 }
793 763
764 if (bg_pixmap == None
765 || bg_pmap_width != new_pmap_width
766 || bg_pmap_height != new_pmap_height)
767 {
794 if (pixmap) 768 if (bg_pixmap)
795 {
796 if (pmap_width != new_pmap_width
797 || pmap_height != new_pmap_height
798 || pmap_depth != target->depth)
799 {
800 XFreePixmap (target->dpy, pixmap); 769 XFreePixmap (dpy, bg_pixmap);
801 pixmap = None;
802 }
803 }
804
805 if (pixmap == None)
806 {
807 pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth); 770 bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
808 pmap_width = new_pmap_width; 771 bg_pmap_width = new_pmap_width;
809 pmap_height = new_pmap_height; 772 bg_pmap_height = new_pmap_height;
810 pmap_depth = target->depth; 773 }
774
775 gcv.foreground = pix_colors[Color_bg];
776 gc = XCreateGC (dpy, vt, GCForeground, &gcv);
777
778 if (gc)
779 {
780 if (bg_flags & BG_TILE)
811 } 781 {
812
813 gcv.foreground = target->pix_colors[Color_bg];
814 gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv);
815
816 if (h_scale == 0 || v_scale == 0)
817 {
818 Pixmap tile = XCreatePixmap (target->dpy, target->vt, image_width, image_height, target->depth); 782 Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth);
819 gdk_pixbuf_xlib_render_to_drawable (result, tile, gc, 783 pixbuf_to_pixmap (result, tile, gc,
820 0, 0, 784 0, 0,
821 0, 0, 785 0, 0,
822 image_width, image_height, 786 image_width, image_height);
823 XLIB_RGB_DITHER_NONE,
824 0, 0);
825 787
826 gcv.tile = tile; 788 gcv.tile = tile;
827 gcv.fill_style = FillTiled; 789 gcv.fill_style = FillTiled;
828 gcv.ts_x_origin = x; 790 gcv.ts_x_origin = x;
829 gcv.ts_y_origin = y; 791 gcv.ts_y_origin = y;
830 XChangeGC (target->dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv); 792 XChangeGC (dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
831 793
832 XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height); 794 XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
833 XFreePixmap (target->dpy, tile); 795 XFreePixmap (dpy, tile);
834 } 796 }
835 else 797 else
836 { 798 {
837 int src_x, src_y, dst_x, dst_y; 799 int src_x, src_y, dst_x, dst_y;
838 int dst_width, dst_height; 800 int dst_width, dst_height;
… …
841 src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height); 803 src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);
842 804
843 if (dst_x > 0 || dst_y > 0 805 if (dst_x > 0 || dst_y > 0
844 || dst_x + dst_width < new_pmap_width 806 || dst_x + dst_width < new_pmap_width
845 || dst_y + dst_height < new_pmap_height) 807 || dst_y + dst_height < new_pmap_height)
846 XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height); 808 XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
847 809
848 if (dst_x < new_pmap_width && dst_y < new_pmap_height) 810 if (dst_x < new_pmap_width && dst_y < new_pmap_height)
849 gdk_pixbuf_xlib_render_to_drawable (result, pixmap, gc, 811 pixbuf_to_pixmap (result, bg_pixmap, gc,
850 src_x, src_y, 812 src_x, src_y,
851 dst_x, dst_y, 813 dst_x, dst_y,
852 dst_width, dst_height, 814 dst_width, dst_height);
853 XLIB_RGB_DITHER_NONE, 815 }
854 0, 0); 816
817#if XRENDER
818 if (tr_flags)
855 } 819 {
820 XRenderPictureAttributes pa;
856 821
857 if (result != pixbuf) 822 XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, visual);
858 g_object_unref (result); 823 Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);
859 824
825 XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
826 Picture dst = XRenderCreatePicture (dpy, bg_pixmap, dst_format, 0, &pa);
827
828 pa.repeat = True;
829 Pixmap mask_pmap = XCreatePixmap (dpy, vt, 1, 1, 8);
830 XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
831 Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
832 XFreePixmap (dpy, mask_pmap);
833
834 XRenderColor mask_c;
835
836 mask_c.alpha = 0x8000;
837 mask_c.red = 0;
838 mask_c.green = 0;
839 mask_c.blue = 0;
840 XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
841 XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
842
843 XRenderFreePicture (dpy, src);
844 XRenderFreePicture (dpy, dst);
845 XRenderFreePicture (dpy, mask);
846 }
847#endif
848
860 XFreeGC (target->dpy, gc); 849 XFreeGC (dpy, gc);
861 850
862 ret = true; 851 ret = true;
863 } 852 }
864 853
854 if (result != pixbuf)
855 g_object_unref (result);
856
857 if (tr_flags)
858 XFreePixmap (dpy, root_pmap);
859
865 return ret; 860 return ret;
866} 861}
867# endif /* HAVE_PIXBUF */ 862# endif /* HAVE_PIXBUF */
868 863
869bool 864bool
870bgPixmap_t::set_file (const char *file) 865rxvt_term::bg_set_file (const char *file)
871{ 866{
872 assert (file); 867 if (!file || !*file)
868 return false;
873 869
874 if (*file)
875 {
876 if (const char *p = strchr (file, ';')) 870 if (const char *p = strchr (file, ';'))
877 { 871 {
878 size_t len = p - file; 872 size_t len = p - file;
879 char *f = rxvt_temp_buf<char> (len + 1); 873 char *f = rxvt_temp_buf<char> (len + 1);
880 memcpy (f, file, len); 874 memcpy (f, file, len);
881 f[len] = '\0'; 875 f[len] = '\0';
882 file = f; 876 file = f;
883 } 877 }
884 878
885# ifdef HAVE_AFTERIMAGE 879# ifdef HAVE_AFTERIMAGE
886 if (!target->asimman) 880 if (!asimman)
887 target->asimman = create_generic_imageman (target->rs[Rs_path]); 881 asimman = create_generic_imageman (rs[Rs_path]);
888 original_asim = get_asimage (target->asimman, file, 0xFFFFFFFF, 100); 882 ASImage *image = get_asimage (asimman, file, 0xFFFFFFFF, 100);
883 if (image)
884 {
889 if (original_asim) 885 if (original_asim)
890 have_image = true; 886 safe_asimage_destroy (original_asim);
891 return have_image; 887 original_asim = image;
888 bg_flags |= BG_IS_FROM_FILE | BG_CLIENT_RENDER;
889 return true;
890 }
892# endif 891# endif
893 892
894# ifdef HAVE_PIXBUF 893# ifdef HAVE_PIXBUF
895 pixbuf = gdk_pixbuf_new_from_file (file, NULL); 894 GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
895 if (image)
896 {
896 if (pixbuf) 897 if (pixbuf)
897 have_image = true; 898 g_object_unref (pixbuf);
898 return have_image; 899 pixbuf = image;
900 bg_flags |= BG_IS_FROM_FILE;
901 return true;
902 }
899# endif 903# endif
900 }
901 904
902 return false; 905 return false;
903} 906}
904 907
905# endif /* BG_IMAGE_FROM_FILE */ 908# endif /* BG_IMAGE_FROM_FILE */
906 909
907# ifdef ENABLE_TRANSPARENCY 910# ifdef ENABLE_TRANSPARENCY
908bool 911bool
909bgPixmap_t::set_transparent () 912rxvt_term::bg_set_transparent ()
910{ 913{
911 if (!(flags & isTransparent)) 914 if (!(bg_flags & BG_IS_TRANSPARENT))
912 { 915 {
913 flags |= isTransparent; 916 bg_flags |= BG_IS_TRANSPARENT;
914 return true; 917 return true;
915 } 918 }
916 919
917 return false; 920 return false;
918} 921}
919 922
920bool 923bool
921bgPixmap_t::set_blur_radius (const char *geom) 924rxvt_term::bg_set_blur (const char *geom)
922{ 925{
923 int changed = 0; 926 bool changed = false;
924 unsigned int hr, vr; 927 unsigned int hr, vr;
925 int junk; 928 int junk;
926 int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr); 929 int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
927 930
928 if (!(geom_flags & WidthValue)) 931 if (!(geom_flags & WidthValue))
929 hr = 1; 932 hr = 1;
930 if (!(geom_flags & HeightValue)) 933 if (!(geom_flags & HeightValue))
931 vr = hr; 934 vr = hr;
932 935
936 min_it (hr, 128);
937 min_it (vr, 128);
938
933 if (h_blurRadius != hr) 939 if (h_blurRadius != hr)
934 { 940 {
935 ++changed; 941 changed = true;
936 h_blurRadius = hr; 942 h_blurRadius = hr;
937 } 943 }
938 944
939 if (v_blurRadius != vr) 945 if (v_blurRadius != vr)
940 { 946 {
941 ++changed; 947 changed = true;
942 v_blurRadius = vr; 948 v_blurRadius = vr;
943 } 949 }
944 950
945 if (v_blurRadius == 0 && h_blurRadius == 0) 951 if (v_blurRadius == 0 && h_blurRadius == 0)
946 flags &= ~blurNeeded; 952 bg_flags &= ~BG_NEEDS_BLUR;
947 else 953 else
948 flags |= blurNeeded; 954 bg_flags |= BG_NEEDS_BLUR;
949 955
950 return (changed > 0); 956 return changed;
951} 957}
952 958
953static inline unsigned long 959void
954compute_tint_shade_flags (rxvt_color *tint, int shade) 960rxvt_term::set_tint_shade_flags ()
955{ 961{
956 unsigned long flags = 0;
957 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC); 962 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
958 bool has_shade = (shade > 0 && shade < 100) || (shade > 100 && shade < 200); 963 bool has_shade = shade != 100;
959 964
960 if (tint) 965 bg_flags &= ~BG_TINT_FLAGS;
966
967 if (bg_flags & BG_TINT_SET)
961 { 968 {
962 tint->get (c); 969 tint.get (c);
963# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)
964 if (!has_shade && IS_COMPONENT_WHOLESOME (c.r)
965 && IS_COMPONENT_WHOLESOME (c.g)
966 && IS_COMPONENT_WHOLESOME (c.b))
967 flags |= bgPixmap_t::tintWholesome;
968# undef IS_COMPONENT_WHOLESOME
969 }
970
971 if (has_shade) 970 if (!has_shade
972 flags |= bgPixmap_t::tintNeeded; 971 && (c.r <= 0x00ff || c.r >= 0xff00)
973 else if (tint) 972 && (c.g <= 0x00ff || c.g >= 0xff00)
973 && (c.b <= 0x00ff || c.b >= 0xff00))
974 bg_flags |= BG_TINT_BITAND;
974 { 975 }
975 if ((c.r > 0x000700 || c.g > 0x000700 || c.b > 0x000700) 976
976 && (c.r < 0x00f700 || c.g < 0x00f700 || c.b < 0x00f700)) 977 if (has_shade || (bg_flags & BG_TINT_SET))
977 { 978 bg_flags |= BG_NEEDS_TINT;
978 flags |= bgPixmap_t::tintNeeded; 979}
980
981bool
982rxvt_term::bg_set_tint (rxvt_color &new_tint)
983{
984 if (!(bg_flags & BG_TINT_SET) || tint != new_tint)
985 {
986 tint = new_tint;
987 bg_flags |= BG_TINT_SET;
988 set_tint_shade_flags ();
989 return true;
990 }
991
992 return false;
993}
994
995bool
996rxvt_term::bg_set_shade (const char *shade_str)
997{
998 int new_shade = (shade_str) ? atoi (shade_str) : 100;
999
1000 clamp_it (new_shade, -100, 200);
1001 if (new_shade < 0)
1002 new_shade = 200 - (100 + new_shade);
1003
1004 if (new_shade != shade)
1005 {
1006 shade = new_shade;
1007 set_tint_shade_flags ();
1008 return true;
1009 }
1010
1011 return false;
1012}
1013
1014#if XRENDER
1015static void
1016get_gaussian_kernel (int radius, int width, double *kernel, XFixed *params)
1017{
1018 double sigma = radius / 2.0;
1019 double scale = sqrt (2.0 * M_PI) * sigma;
1020 double sum = 0.0;
1021
1022 for (int i = 0; i < width; i++)
1023 {
1024 double x = i - width / 2;
1025 kernel[i] = exp (-(x * x) / (2.0 * sigma * sigma)) / scale;
1026 sum += kernel[i];
1027 }
1028
1029 params[0] = XDoubleToFixed (width);
1030 params[1] = XDoubleToFixed (1);
1031
1032 for (int i = 0; i < width; i++)
1033 params[i+2] = XDoubleToFixed (kernel[i] / sum);
1034}
1035#endif
1036
1037bool
1038rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
1039{
1040 bool ret = false;
1041#if XRENDER
1042 int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
1043 double *kernel = (double *)malloc (size * sizeof (double));
1044 XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
1045
1046 XRenderPictureAttributes pa;
1047 XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1048
1049 Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
1050 Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
1051
1052 if (kernel && params)
1053 {
1054 if (h_blurRadius)
979 } 1055 {
980 } 1056 size = h_blurRadius * 2 + 1;
1057 get_gaussian_kernel (h_blurRadius, size, kernel, params);
981 1058
982 if (flags & bgPixmap_t::tintNeeded) 1059 XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1060 XRenderComposite (dpy,
1061 PictOpSrc,
1062 src,
1063 None,
1064 dst,
1065 0, 0,
1066 0, 0,
1067 0, 0,
1068 width, height);
1069 }
1070
1071 if (v_blurRadius)
1072 {
1073 size = v_blurRadius * 2 + 1;
1074 get_gaussian_kernel (v_blurRadius, size, kernel, params);
1075 ::swap (params[0], params[1]);
1076
1077 XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1078 XRenderComposite (dpy,
1079 PictOpSrc,
1080 src,
1081 None,
1082 dst,
1083 0, 0,
1084 0, 0,
1085 0, 0,
1086 width, height);
1087 }
1088
1089 ret = true;
983 { 1090 }
984 if (flags & bgPixmap_t::tintWholesome) 1091
985 flags |= bgPixmap_t::tintServerSide; 1092 free (kernel);
1093 free (params);
1094 XRenderFreePicture (dpy, src);
1095 XRenderFreePicture (dpy, dst);
1096#endif
1097 return ret;
1098}
1099
1100bool
1101rxvt_term::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
1102{
1103 bool ret = false;
1104
1105 if (bg_flags & BG_TINT_BITAND)
1106 {
1107 XGCValues gcv;
1108 GC gc;
1109
1110 /* In this case we can tint image server-side getting significant
1111 * performance improvements, as we eliminate XImage transfer
1112 */
1113 gcv.foreground = Pixel (tint);
1114 gcv.function = GXand;
1115 gcv.fill_style = FillSolid;
1116 gc = XCreateGC (dpy, pixmap, GCFillStyle | GCForeground | GCFunction, &gcv);
1117 if (gc)
1118 {
1119 XFillRectangle (dpy, pixmap, gc, 0, 0, width, height);
1120 ret = true;
1121 XFreeGC (dpy, gc);
1122 }
1123 }
1124 else
1125 {
1126# if XRENDER
1127 rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1128
1129 if (bg_flags & BG_TINT_SET)
1130 tint.get (c);
1131
1132 if (shade <= 100)
1133 {
1134 c.r = c.r * shade / 100;
1135 c.g = c.g * shade / 100;
1136 c.b = c.b * shade / 100;
1137 }
986 else 1138 else
987 { 1139 {
988#if XFT 1140 c.r = c.r * (200 - shade) / 100;
989 flags |= bgPixmap_t::tintServerSide; 1141 c.g = c.g * (200 - shade) / 100;
990#endif 1142 c.b = c.b * (200 - shade) / 100;
1143 }
1144
1145 XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
1146 XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1147 XRenderPictureAttributes pa;
1148
1149 Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
1150
1151 pa.repeat = True;
1152
1153 Pixmap overlay_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
1154 Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1155 XFreePixmap (dpy, overlay_pmap);
1156
1157 pa.component_alpha = True;
1158 Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
1159 Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat | CPComponentAlpha, &pa);
1160 XFreePixmap (dpy, mask_pmap);
1161
1162 XRenderColor mask_c;
1163
1164 mask_c.alpha = 0xffff;
1165 mask_c.red =
1166 mask_c.green =
1167 mask_c.blue = 0;
1168 XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1169
1170 mask_c.alpha = 0;
1171 mask_c.red = 0xffff - c.r;
1172 mask_c.green = 0xffff - c.g;
1173 mask_c.blue = 0xffff - c.b;
1174 XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1175 XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
1176
1177 if (shade > 100)
991 } 1178 {
992 } 1179 mask_c.red = mask_c.green = mask_c.blue = 0xffff * (shade - 100) / 100;
1180 mask_c.alpha = 0;
1181 XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
993 1182
994 return flags; 1183 XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);
995} 1184 }
996 1185
997bool
998bgPixmap_t::set_tint (rxvt_color &new_tint)
999{
1000 if (tint != new_tint)
1001 {
1002 unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);
1003 tint = new_tint;
1004 flags = (flags & ~tintFlags) | new_flags | tintSet;
1005 return true; 1186 ret = true;
1006 }
1007 1187
1008 return false; 1188 XRenderFreePicture (dpy, mask_pic);
1009} 1189 XRenderFreePicture (dpy, overlay_pic);
1010 1190 XRenderFreePicture (dpy, back_pic);
1011bool 1191# endif
1012bgPixmap_t::unset_tint ()
1013{
1014 unsigned long new_flags = compute_tint_shade_flags (NULL, shade);
1015
1016 if (new_flags != (flags & tintFlags))
1017 { 1192 }
1018 flags = (flags & ~tintFlags) | new_flags;
1019 return true;
1020 }
1021 1193
1022 return false; 1194 return ret;
1023} 1195}
1024 1196
1025bool 1197/*
1026bgPixmap_t::set_shade (const char *shade_str) 1198 * Builds a pixmap of the same size as the terminal window that contains
1027{
1028 int new_shade = (shade_str) ? atoi (shade_str) : 0;
1029
1030 if (new_shade < 0 && new_shade > -100)
1031 new_shade = 200 - (100 + new_shade);
1032 else if (new_shade == 100)
1033 new_shade = 0;
1034
1035 if (new_shade != shade)
1036 {
1037 unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);
1038 shade = new_shade;
1039 flags = (flags & (~tintFlags | tintSet)) | new_flags;
1040 return true;
1041 }
1042
1043 return false;
1044}
1045
1046/* make_transparency_pixmap()
1047 * Builds a pixmap sized the same as terminal window, with depth same as the root window
1048 * that pixmap contains tiled portion of the root pixmap that is supposed to be covered by 1199 * the tiled portion of the root pixmap that is supposed to be covered by
1049 * our window. 1200 * our window.
1050 */ 1201 */
1051unsigned long 1202unsigned long
1052bgPixmap_t::make_transparency_pixmap () 1203rxvt_term::make_transparency_pixmap ()
1053{ 1204{
1054 unsigned long result = 0; 1205 unsigned long result = 0;
1055
1056 if (target == NULL)
1057 return 0;
1058 1206
1059 /* root dimensions may change from call to call - but Display structure should 1207 /* root dimensions may change from call to call - but Display structure should
1060 * be always up-to-date, so let's use it : 1208 * be always up-to-date, so let's use it :
1061 */ 1209 */
1062 Window root = target->display->root;
1063 int screen = target->display->screen; 1210 int screen = display->screen;
1064 Display *dpy = target->dpy; 1211 int root_depth = DefaultDepth (dpy, screen);
1065 int root_width = DisplayWidth (dpy, screen); 1212 int root_width = DisplayWidth (dpy, screen);
1066 int root_height = DisplayHeight (dpy, screen); 1213 int root_height = DisplayHeight (dpy, screen);
1067 unsigned int root_pmap_width, root_pmap_height; 1214 unsigned int root_pmap_width, root_pmap_height;
1068 int window_width = target->szHint.width; 1215 int window_width = szHint.width;
1069 int window_height = target->szHint.height; 1216 int window_height = szHint.height;
1070 int sx, sy; 1217 int sx, sy;
1071 XGCValues gcv; 1218 XGCValues gcv;
1219 GC gc;
1072 1220
1073 TIMING_TEST_START (tp); 1221 sx = target_x;
1074 target->get_window_origin (sx, sy); 1222 sy = target_y;
1075 1223
1076 /* check if we are outside of the visible part of the virtual screen : */ 1224 /* check if we are outside of the visible part of the virtual screen : */
1077 if (sx + window_width <= 0 || sy + window_height <= 0 1225 if (sx + window_width <= 0 || sy + window_height <= 0
1078 || sx >= root_width || sy >= root_height) 1226 || sx >= root_width || sy >= root_height)
1079 return 0; 1227 return 0;
1080 1228
1229 // validate root pixmap and get its size
1081 if (root_pixmap != None) 1230 if (root_pixmap != None)
1082 { 1231 {
1083 /* we want to validate the pixmap and get it's size at the same time : */ 1232 Window wdummy;
1084 int junk; 1233 int idummy;
1085 unsigned int ujunk; 1234 unsigned int udummy;
1086 /* root pixmap may be bad - allow a error */ 1235
1087 target->allowedxerror = -1; 1236 allowedxerror = -1;
1088 1237
1089 if (!XGetGeometry (dpy, root_pixmap, &root, &junk, &junk, &root_pmap_width, &root_pmap_height, &ujunk, &ujunk)) 1238 if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pmap_width, &root_pmap_height, &udummy, &udummy))
1090 root_pixmap = None; 1239 root_pixmap = None;
1091 1240
1092 target->allowedxerror = 0; 1241 allowedxerror = 0;
1242 }
1243
1244 Pixmap recoded_root_pmap = root_pixmap;
1245
1246 if (root_pixmap != None && root_depth != depth)
1093 } 1247 {
1248#if XRENDER
1249 if (bg_flags & BG_HAS_RENDER)
1250 {
1251 recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);
1094 1252
1095 Pixmap tiled_root_pmap = XCreatePixmap (dpy, root, window_width, window_height, root_depth); 1253 XRenderPictureAttributes pa;
1096 GC gc = NULL;
1097 1254
1098 if (tiled_root_pmap == None) /* something really bad happened - abort */ 1255 XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
1256 Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);
1257
1258 XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
1259 Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);
1260
1261 XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
1262
1263 XRenderFreePicture (dpy, src);
1264 XRenderFreePicture (dpy, dst);
1265 }
1266 else
1267#endif
1268 recoded_root_pmap = None;
1269 }
1270
1271 if (recoded_root_pmap == None)
1099 return 0; 1272 return 0;
1100 1273
1101 if (root_pixmap == None) 1274 if (bg_pixmap == None
1275 || bg_pmap_width != window_width
1276 || bg_pmap_height != window_height)
1102 { 1277 {
1103 /* use tricks to obtain the root background image :*/ 1278 if (bg_pixmap)
1104 /* we want to create Overrideredirect window overlapping out window
1105 with background type of Parent Relative and then grab it */
1106 XSetWindowAttributes attr;
1107 Window src;
1108 bool success = false;
1109
1110 attr.background_pixmap = ParentRelative;
1111 attr.backing_store = Always;
1112 attr.event_mask = ExposureMask;
1113 attr.override_redirect = True;
1114 src = XCreateWindow (dpy, root, sx, sy, window_width, window_height, 0,
1115 CopyFromParent, CopyFromParent, CopyFromParent,
1116 CWBackPixmap|CWBackingStore|CWOverrideRedirect|CWEventMask,
1117 &attr);
1118
1119 if (src != None)
1120 {
1121 XEvent event;
1122 int ev_count = 0;
1123 XGrabServer (dpy);
1124 XMapRaised (dpy, src);
1125 XSync (dpy, False);
1126
1127 /* XSync should get window where it's properly exposed,
1128 * but to be on the safe side - let's check for the actual event to arrive : */
1129 while (XCheckWindowEvent (dpy, src, ExposureMask, &event))
1130 ++ev_count;
1131
1132 if (ev_count > 0);
1133 {
1134 /* hooray! - we can grab the image! */
1135 gc = XCreateGC (dpy, root, 0, NULL);
1136 if (gc)
1137 {
1138 XCopyArea (dpy, src, tiled_root_pmap, gc, 0, 0, window_width, window_height, 0, 0);
1139 success = true;
1140 }
1141 }
1142
1143 XDestroyWindow (dpy, src);
1144 XUngrabServer (dpy);
1145 //fprintf (stderr, "%s:%d: ev_count = %d\n", __FUNCTION__, __LINE__, ev_count);
1146 }
1147
1148 if (!success)
1149 {
1150 XFreePixmap (dpy, tiled_root_pmap); 1279 XFreePixmap (dpy, bg_pixmap);
1151 tiled_root_pmap = None; 1280 bg_pixmap = XCreatePixmap (dpy, vt, window_width, window_height, depth);
1152 } 1281 bg_pmap_width = window_width;
1153 else 1282 bg_pmap_height = window_height;
1154 result |= transpPmapTiled;
1155 }
1156 else
1157 { 1283 }
1284
1158 /* straightforward pixmap copy */ 1285 /* straightforward pixmap copy */
1286 while (sx < 0) sx += root_width;
1287 while (sy < 0) sy += root_height;
1288
1159 gcv.tile = root_pixmap; 1289 gcv.tile = recoded_root_pmap;
1160 gcv.fill_style = FillTiled; 1290 gcv.fill_style = FillTiled;
1161
1162 while (sx < 0) sx += (int)root_width;
1163 while (sy < 0) sy += (int)root_height;
1164
1165 gcv.ts_x_origin = -sx; 1291 gcv.ts_x_origin = -sx;
1166 gcv.ts_y_origin = -sy; 1292 gcv.ts_y_origin = -sy;
1167 gc = XCreateGC (dpy, root, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv); 1293 gc = XCreateGC (dpy, vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
1294
1295 if (gc)
1296 {
1297 XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);
1298 result |= BG_IS_VALID | (bg_flags & BG_EFFECTS_FLAGS);
1299 XFreeGC (dpy, gc);
1300
1301 if (!(bg_flags & BG_CLIENT_RENDER))
1302 {
1303 if ((bg_flags & BG_NEEDS_BLUR)
1304 && (bg_flags & BG_HAS_RENDER_CONV))
1305 {
1306 if (blur_pixmap (bg_pixmap, visual, window_width, window_height))
1307 result &= ~BG_NEEDS_BLUR;
1308 }
1309 if ((bg_flags & BG_NEEDS_TINT)
1310 && (bg_flags & (BG_TINT_BITAND | BG_HAS_RENDER)))
1311 {
1312 if (tint_pixmap (bg_pixmap, visual, window_width, window_height))
1313 result &= ~BG_NEEDS_TINT;
1314 }
1315 } /* server side rendering completed */
1316 }
1317
1318 if (recoded_root_pmap != root_pixmap)
1319 XFreePixmap (dpy, recoded_root_pmap);
1320
1321 return result;
1322}
1323
1324void
1325rxvt_term::bg_set_root_pixmap ()
1326{
1327 Pixmap new_root_pixmap = get_pixmap_property (xa[XA_XROOTPMAP_ID]);
1328 if (new_root_pixmap == None)
1329 new_root_pixmap = get_pixmap_property (xa[XA_ESETROOT_PMAP_ID]);
1330
1331 root_pixmap = new_root_pixmap;
1332}
1333# endif /* ENABLE_TRANSPARENCY */
1334
1335#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1336static void shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c);
1337# endif
1338
1339bool
1340rxvt_term::bg_render ()
1341{
1342 unsigned long tr_flags = 0;
1343
1344 bg_invalidate ();
1345# ifdef ENABLE_TRANSPARENCY
1346 if (bg_flags & BG_IS_TRANSPARENT)
1347 {
1348 /* we need to re-generate transparency pixmap in that case ! */
1349 tr_flags = make_transparency_pixmap ();
1350 if (tr_flags == 0)
1351 return false;
1352 else if (!(tr_flags & BG_EFFECTS_FLAGS))
1353 bg_flags |= BG_IS_VALID;
1354 }
1355# endif
1356
1357# ifdef BG_IMAGE_FROM_FILE
1358 if ((bg_flags & BG_IS_FROM_FILE)
1359 || (tr_flags & BG_EFFECTS_FLAGS))
1360 {
1361 if (render_image (tr_flags))
1362 bg_flags |= BG_IS_VALID;
1363 }
1364# endif
1365
1366# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1367 XImage *result = NULL;
1368
1369 if (tr_flags && !(bg_flags & BG_IS_VALID))
1370 {
1371 result = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
1372 }
1373
1374 if (result)
1375 {
1376 /* our own client-side tinting */
1377 if (tr_flags & BG_NEEDS_TINT)
1378 {
1379 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1380 if (bg_flags & BG_TINT_SET)
1381 tint.get (c);
1382 shade_ximage (DefaultVisual (dpy, display->screen), result, shade, c);
1383 }
1384
1385 GC gc = XCreateGC (dpy, vt, 0UL, NULL);
1168 1386
1169 if (gc) 1387 if (gc)
1170 { 1388 {
1171 XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height); 1389 XPutImage (dpy, bg_pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1172 result |= transpPmapTiled;
1173 }
1174 }
1175 TIMING_TEST_PRINT_RESULT (tp);
1176 1390
1177 if (tiled_root_pmap != None) 1391 XFreeGC (dpy, gc);
1178 { 1392 bg_flags |= BG_IS_VALID;
1179 if (!need_client_side_rendering ())
1180 { 1393 }
1181 if ((flags & tintNeeded))
1182 {
1183 if (flags & tintWholesome)
1184 {
1185 /* In this case we can tint image server-side getting significant
1186 * performance improvements, as we eliminate XImage transfer
1187 */
1188 gcv.foreground = Pixel (tint);
1189 gcv.function = GXand;
1190 gcv.fill_style = FillSolid;
1191 if (gc)
1192 XChangeGC (dpy, gc, GCFillStyle | GCForeground | GCFunction, &gcv);
1193 else
1194 gc = XCreateGC (dpy, root, GCFillStyle | GCForeground | GCFunction, &gcv);
1195 if (gc)
1196 {
1197 XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
1198 result |= transpPmapTinted;
1199 }
1200 }
1201 else
1202 {
1203# if XFT
1204 Picture back_pic = 0;
1205 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1206 1394
1207 if (flags & tintSet) 1395 XDestroyImage (result);
1208 tint.get (c);
1209
1210 if (shade > 0 && shade < 100)
1211 {
1212 c.r = (c.r * shade) / 100;
1213 c.g = (c.g * shade) / 100;
1214 c.b = (c.b * shade) / 100;
1215 }
1216 else if (shade > 100 && shade < 200)
1217 {
1218 c.r = (c.r * (200 - shade)) / 100;
1219 c.g = (c.g * (200 - shade)) / 100;
1220 c.b = (c.b * (200 - shade)) / 100;
1221 }
1222
1223 XRenderPictFormat pf;
1224 pf.type = PictTypeDirect;
1225 pf.depth = 32;
1226 pf.direct.redMask = 0xff;
1227 pf.direct.greenMask = 0xff;
1228 pf.direct.blueMask = 0xff;
1229 pf.direct.alphaMask = 0xff;
1230
1231 XRenderPictFormat *solid_format = XRenderFindFormat (dpy,
1232 (PictFormatType|
1233 PictFormatDepth|
1234 PictFormatRedMask|
1235 PictFormatGreenMask|
1236 PictFormatBlueMask|
1237 PictFormatAlphaMask),
1238 &pf,
1239 0);
1240 XRenderPictFormat *root_format = XRenderFindVisualFormat (dpy, DefaultVisualOfScreen (ScreenOfDisplay (dpy, target->display->screen)));
1241 XRenderPictureAttributes pa ;
1242
1243 back_pic = XRenderCreatePicture (dpy, tiled_root_pmap, root_format, 0, &pa);
1244
1245 pa.repeat = True;
1246
1247 Pixmap overlay_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
1248 Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1249 XFreePixmap (dpy, overlay_pmap);
1250
1251 pa.component_alpha = True;
1252 Pixmap mask_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
1253 Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
1254 XFreePixmap (dpy, mask_pmap);
1255
1256 if (mask_pic && overlay_pic && back_pic)
1257 {
1258 XRenderColor mask_c;
1259
1260 memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof (mask_c));
1261 mask_c.alpha = 0xffff;
1262 XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1263
1264 mask_c.alpha = 0;
1265 mask_c.red = 0xffff - c.r;
1266 mask_c.green = 0xffff - c.g;
1267 mask_c.blue = 0xffff - c.b;
1268 XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1269 XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, window_width, window_height);
1270 result |= transpPmapTinted;
1271 }
1272
1273 XRenderFreePicture (dpy, mask_pic);
1274 XRenderFreePicture (dpy, overlay_pic);
1275 XRenderFreePicture (dpy, back_pic);
1276# if DO_TIMING_TEST
1277 XSync (dpy, False);
1278# endif
1279# endif
1280 }
1281 }
1282 } /* server side rendering completed */
1283
1284 if (pixmap)
1285 XFreePixmap (dpy, pixmap);
1286
1287 pixmap = tiled_root_pmap;
1288 pmap_width = window_width;
1289 pmap_height = window_height;
1290 pmap_depth = root_depth;
1291 }
1292
1293 if (gc)
1294 XFreeGC (dpy, gc);
1295
1296 TIMING_TEST_PRINT_RESULT (tp);
1297
1298 return result;
1299}
1300
1301bool
1302bgPixmap_t::set_root_pixmap ()
1303{
1304 Pixmap new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);
1305 if (new_root_pixmap == None)
1306 new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);
1307
1308 if (new_root_pixmap != root_pixmap)
1309 { 1396 }
1310 root_pixmap = new_root_pixmap;
1311 return true;
1312 }
1313
1314 return false;
1315}
1316# endif /* ENABLE_TRANSPARENCY */
1317
1318# ifndef HAVE_AFTERIMAGE
1319static void ShadeXImage(rxvt_term *term, XImage *srcImage, int shade, int rm, int gm, int bm);
1320# endif 1397# endif
1321 1398
1322bool 1399 if (!(bg_flags & BG_IS_VALID))
1323bgPixmap_t::render ()
1324{
1325 unsigned long background_flags = 0;
1326
1327 if (target == NULL)
1328 return false;
1329
1330 TIMING_TEST_START (tp);
1331
1332 invalidate ();
1333# ifdef ENABLE_TRANSPARENCY
1334 if (flags & isTransparent)
1335 {
1336 /* we need to re-generate transparency pixmap in that case ! */
1337 background_flags = make_transparency_pixmap ();
1338 if (background_flags == 0)
1339 return false;
1340 else if ((background_flags & transpTransformations) == (flags & transpTransformations)
1341 && pmap_depth == target->depth)
1342 flags = flags & ~isInvalid;
1343 } 1400 {
1344# endif
1345
1346# ifdef BG_IMAGE_FROM_FILE
1347 if (have_image
1348 || (background_flags & transpTransformations) != (flags & transpTransformations))
1349 {
1350 if (render_image (background_flags))
1351 flags = flags & ~isInvalid;
1352 }
1353# endif
1354
1355 XImage *result = NULL;
1356
1357 if (background_flags && (flags & isInvalid))
1358 {
1359 result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1360 }
1361
1362 if (result)
1363 {
1364# if !defined(HAVE_AFTERIMAGE) && !XFT
1365 /* our own client-side tinting */
1366 /* ATTENTION: We ASSUME that XFT will let us do all the tinting necessary server-side.
1367 This may need to be changed in need_client_side_rendering() logic is altered !!! */
1368 if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
1369 {
1370 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1371 if (flags & tintSet)
1372 tint.get (c);
1373 ShadeXImage (target, result, shade, c.r, c.g, c.b);
1374 }
1375# endif
1376
1377 GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);
1378
1379 if (gc)
1380 {
1381 if (/*pmap_depth != target->depth &&*/ pixmap != None)
1382 {
1383 XFreePixmap (target->dpy, pixmap);
1384 pixmap = None;
1385 }
1386
1387 if (pixmap == None)
1388 {
1389 pixmap = XCreatePixmap (target->dpy, target->vt, result->width, result->height, target->depth);
1390 pmap_width = result->width;
1391 pmap_height = result->height;
1392 pmap_depth = target->depth;
1393 }
1394
1395 if (pmap_depth != result->depth)
1396 {
1397 /* Bad Match error will ensue ! stupid X !!!! */
1398 if (result->depth == 24 && pmap_depth == 32)
1399 result->depth = 32;
1400 else if (result->depth == 32 && pmap_depth == 24)
1401 result->depth = 24;
1402 else
1403 {
1404 /* TODO: implement image recoding */
1405 }
1406 }
1407
1408 if (pmap_depth == result->depth)
1409 XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1410
1411 XFreeGC (target->dpy, gc);
1412 flags = flags & ~isInvalid;
1413 }
1414
1415 XDestroyImage (result);
1416 }
1417
1418 if (flags & isInvalid)
1419 {
1420 if (pixmap != None) 1401 if (bg_pixmap != None)
1421 { 1402 {
1422 XFreePixmap (target->dpy, pixmap); 1403 XFreePixmap (dpy, bg_pixmap);
1423 pixmap = None; 1404 bg_pixmap = None;
1424 } 1405 }
1425 } 1406 }
1426 1407
1427 apply (); 1408 scr_recolour (false);
1409 bg_flags |= BG_NEEDS_REFRESH;
1428 1410
1429 XSync (target->dpy, False);
1430 valid_since = ev::now (); 1411 bg_valid_since = ev::now ();
1431
1432 TIMING_TEST_PRINT_RESULT (tp);
1433 1412
1434 return true; 1413 return true;
1435} 1414}
1436 1415
1437bool
1438bgPixmap_t::set_target (rxvt_term *new_target)
1439{
1440 if (new_target)
1441 if (target != new_target)
1442 {
1443 target = new_target;
1444# ifdef ENABLE_TRANSPARENCY
1445 root_depth = DefaultDepthOfScreen (ScreenOfDisplay (target->dpy, target->display->screen));
1446# endif
1447 return true;
1448 }
1449
1450 return false;
1451}
1452
1453void 1416void
1454bgPixmap_t::apply () 1417rxvt_term::bg_init ()
1455{ 1418{
1456 if (target)
1457 {
1458 flags &= ~isVtOrigin;
1459
1460 if (pixmap != None)
1461 {
1462 /* set target's background to pixmap */
1463# ifdef ENABLE_TRANSPARENCY 1419#ifdef ENABLE_TRANSPARENCY
1464 if (flags & isTransparent) 1420 shade = 100;
1465 {
1466 XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);
1467 XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);
1468
1469 if (target->scrollBar.win)
1470 XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);
1471 }
1472 else
1473# endif 1421#endif
1474 {
1475 flags |= isVtOrigin;
1476 /* force old pixmap dereference in case it was transparent before :*/
1477 XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1478 XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1479 /* do we also need to set scrollbar's background here ? */
1480 1422
1481 if (target->scrollBar.win) 1423 bg_flags &= ~(BG_HAS_RENDER | BG_HAS_RENDER_CONV);
1482 XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]); 1424#if XRENDER
1483 } 1425 int major, minor;
1484 } 1426 if (XRenderQueryVersion (dpy, &major, &minor))
1485 else 1427 bg_flags |= BG_HAS_RENDER;
1486 { 1428 XFilters *filters = XRenderQueryFilters (dpy, vt);
1487 /* set target background to a pixel */ 1429 if (filters)
1488 XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1489 XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);
1490 /* do we also need to set scrollbar's background here ? */
1491 if (target->scrollBar.win)
1492 XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1493 }
1494
1495 /* don't want Expose on the parent or vt. It is better to use
1496 scr_touch or we get a great deal of flicker otherwise: */
1497 XClearWindow (target->dpy, target->parent[0]);
1498
1499 if (target->scrollBar.state && target->scrollBar.win)
1500 {
1501 target->scrollBar.state = STATE_IDLE;
1502 target->scrollBar.show (0);
1503 }
1504
1505 target->want_refresh = 1;
1506 flags |= hasChanged;
1507 } 1430 {
1431 for (int i = 0; i < filters->nfilter; i++)
1432 if (!strcmp (filters->filter[i], FilterConvolution))
1433 bg_flags |= BG_HAS_RENDER_CONV;
1434
1435 XFree (filters);
1436 }
1437#endif
1508} 1438}
1509 1439
1510#endif /* HAVE_BG_PIXMAP */ 1440#endif /* HAVE_BG_PIXMAP */
1511 1441
1512#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) && !XFT 1442#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1513/* taken from aterm-0.4.2 */ 1443/* taken from aterm-0.4.2 */
1514 1444
1515typedef uint32_t RUINT32T;
1516
1517static void 1445static void
1518ShadeXImage(rxvt_term *term, XImage *srcImage, int shade, int rm, int gm, int bm) 1446shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c)
1519{ 1447{
1520 int sh_r, sh_g, sh_b; 1448 int sh_r, sh_g, sh_b;
1521 RUINT32T mask_r, mask_g, mask_b; 1449 uint32_t mask_r, mask_g, mask_b;
1522 RUINT32T *lookup, *lookup_r, *lookup_g, *lookup_b; 1450 uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1523 unsigned int lower_lim_r, lower_lim_g, lower_lim_b; 1451 rgba low;
1524 unsigned int upper_lim_r, upper_lim_g, upper_lim_b; 1452 rgba high;
1525 int i; 1453 int i;
1454 int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
1526 1455
1527 Visual *visual = term->visual;
1528
1529 if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return ; 1456 if (visual->c_class != TrueColor || ximage->format != ZPixmap) return;
1530
1531 if (shade == 0)
1532 shade = 100;
1533 1457
1534 /* for convenience */ 1458 /* for convenience */
1535 mask_r = visual->red_mask; 1459 mask_r = visual->red_mask;
1536 mask_g = visual->green_mask; 1460 mask_g = visual->green_mask;
1537 mask_b = visual->blue_mask; 1461 mask_b = visual->blue_mask;
1538 1462
1539 /* boring lookup table pre-initialization */ 1463 /* boring lookup table pre-initialization */
1540 switch (srcImage->bits_per_pixel) { 1464 switch (ximage->depth)
1465 {
1541 case 15: 1466 case 15:
1542 if ((mask_r != 0x7c00) || 1467 if ((mask_r != 0x7c00) ||
1543 (mask_g != 0x03e0) || 1468 (mask_g != 0x03e0) ||
1544 (mask_b != 0x001f)) 1469 (mask_b != 0x001f))
1545 return; 1470 return;
1546 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+32+32)); 1471 lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+32+32));
1547 lookup_r = lookup; 1472 lookup_r = lookup;
1548 lookup_g = lookup+32; 1473 lookup_g = lookup+32;
1549 lookup_b = lookup+32+32; 1474 lookup_b = lookup+32+32;
1550 sh_r = 10; 1475 sh_r = 10;
1551 sh_g = 5; 1476 sh_g = 5;
1552 sh_b = 0; 1477 sh_b = 0;
1553 break; 1478 break;
1554 case 16: 1479 case 16:
1555 if ((mask_r != 0xf800) || 1480 if ((mask_r != 0xf800) ||
1556 (mask_g != 0x07e0) || 1481 (mask_g != 0x07e0) ||
1557 (mask_b != 0x001f)) 1482 (mask_b != 0x001f))
1558 return; 1483 return;
1559 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+64+32)); 1484 lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+64+32));
1560 lookup_r = lookup; 1485 lookup_r = lookup;
1561 lookup_g = lookup+32; 1486 lookup_g = lookup+32;
1562 lookup_b = lookup+32+64; 1487 lookup_b = lookup+32+64;
1563 sh_r = 11; 1488 sh_r = 11;
1564 sh_g = 5; 1489 sh_g = 5;
1565 sh_b = 0; 1490 sh_b = 0;
1566 break; 1491 break;
1567 case 24: 1492 case 24:
1568 if ((mask_r != 0xff0000) || 1493 if ((mask_r != 0xff0000) ||
1569 (mask_g != 0x00ff00) || 1494 (mask_g != 0x00ff00) ||
1570 (mask_b != 0x0000ff)) 1495 (mask_b != 0x0000ff))
1571 return; 1496 return;
1572 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256)); 1497 lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1573 lookup_r = lookup; 1498 lookup_r = lookup;
1574 lookup_g = lookup+256; 1499 lookup_g = lookup+256;
1575 lookup_b = lookup+256+256; 1500 lookup_b = lookup+256+256;
1576 sh_r = 16; 1501 sh_r = 16;
1577 sh_g = 8; 1502 sh_g = 8;
1578 sh_b = 0; 1503 sh_b = 0;
1579 break; 1504 break;
1580 case 32: 1505 case 32:
1581 if ((mask_r != 0xff0000) || 1506 if ((mask_r != 0xff0000) ||
1582 (mask_g != 0x00ff00) || 1507 (mask_g != 0x00ff00) ||
1583 (mask_b != 0x0000ff)) 1508 (mask_b != 0x0000ff))
1584 return; 1509 return;
1585 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256)); 1510 lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1586 lookup_r = lookup; 1511 lookup_r = lookup;
1587 lookup_g = lookup+256; 1512 lookup_g = lookup+256;
1588 lookup_b = lookup+256+256; 1513 lookup_b = lookup+256+256;
1589 sh_r = 16; 1514 sh_r = 16;
1590 sh_g = 8; 1515 sh_g = 8;
1591 sh_b = 0; 1516 sh_b = 0;
1592 break; 1517 break;
1593 default: 1518 default:
1594 return; /* we do not support this color depth */ 1519 return; /* we do not support this color depth */
1595 } 1520 }
1596 1521
1597 /* prepare limits for color transformation (each channel is handled separately) */ 1522 /* prepare limits for color transformation (each channel is handled separately) */
1598 if (shade < 0) { 1523 if (shade > 100)
1524 {
1599 shade = -shade; 1525 shade = 200 - shade;
1600 if (shade < 0) shade = 0;
1601 if (shade > 100) shade = 100;
1602 1526
1603 lower_lim_r = 65535-rm; 1527 high.r = c.r * shade / 100;
1604 lower_lim_g = 65535-gm; 1528 high.g = c.g * shade / 100;
1605 lower_lim_b = 65535-bm; 1529 high.b = c.b * shade / 100;
1606 1530
1607 lower_lim_r = 65535-(unsigned int)(((RUINT32T)lower_lim_r)*((RUINT32T)shade)/100); 1531 low.r = 65535 * (100 - shade) / 100;
1608 lower_lim_g = 65535-(unsigned int)(((RUINT32T)lower_lim_g)*((RUINT32T)shade)/100); 1532 low.g = 65535 * (100 - shade) / 100;
1609 lower_lim_b = 65535-(unsigned int)(((RUINT32T)lower_lim_b)*((RUINT32T)shade)/100); 1533 low.b = 65535 * (100 - shade) / 100;
1610
1611 upper_lim_r = upper_lim_g = upper_lim_b = 65535;
1612 } else {
1613 if (shade < 0) shade = 0;
1614 if (shade > 100) shade = 100;
1615
1616 lower_lim_r = lower_lim_g = lower_lim_b = 0;
1617
1618 upper_lim_r = (unsigned int)((((RUINT32T)rm)*((RUINT32T)shade))/100);
1619 upper_lim_g = (unsigned int)((((RUINT32T)gm)*((RUINT32T)shade))/100);
1620 upper_lim_b = (unsigned int)((((RUINT32T)bm)*((RUINT32T)shade))/100);
1621 } 1534 }
1622 1535 else
1623 /* switch red and blue bytes if necessary, we need it for some weird XServers like XFree86 3.3.3.1 */
1624 if ((srcImage->bits_per_pixel == 24) && (mask_r >= 0xFF0000 ))
1625 { 1536 {
1626 unsigned int tmp; 1537 high.r = c.r * shade / 100;
1538 high.g = c.g * shade / 100;
1539 high.b = c.b * shade / 100;
1627 1540
1628 tmp = lower_lim_r; 1541 low.r = low.g = low.b = 0;
1629 lower_lim_r = lower_lim_b;
1630 lower_lim_b = tmp;
1631
1632 tmp = upper_lim_r;
1633 upper_lim_r = upper_lim_b;
1634 upper_lim_b = tmp;
1635 } 1542 }
1636 1543
1637 /* fill our lookup tables */ 1544 /* fill our lookup tables */
1638 for (i = 0; i <= mask_r>>sh_r; i++) 1545 for (i = 0; i <= mask_r>>sh_r; i++)
1639 { 1546 {
1640 RUINT32T tmp; 1547 uint32_t tmp;
1641 tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_r-lower_lim_r)); 1548 tmp = i * high.r;
1642 tmp += ((RUINT32T)(mask_r>>sh_r))*((RUINT32T)lower_lim_r); 1549 tmp += (mask_r>>sh_r) * low.r;
1643 lookup_r[i] = (tmp/65535)<<sh_r; 1550 lookup_r[i] = (tmp/65535)<<sh_r;
1644 } 1551 }
1645 for (i = 0; i <= mask_g>>sh_g; i++) 1552 for (i = 0; i <= mask_g>>sh_g; i++)
1646 { 1553 {
1647 RUINT32T tmp; 1554 uint32_t tmp;
1648 tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_g-lower_lim_g)); 1555 tmp = i * high.g;
1649 tmp += ((RUINT32T)(mask_g>>sh_g))*((RUINT32T)lower_lim_g); 1556 tmp += (mask_g>>sh_g) * low.g;
1650 lookup_g[i] = (tmp/65535)<<sh_g; 1557 lookup_g[i] = (tmp/65535)<<sh_g;
1651 } 1558 }
1652 for (i = 0; i <= mask_b>>sh_b; i++) 1559 for (i = 0; i <= mask_b>>sh_b; i++)
1653 { 1560 {
1654 RUINT32T tmp; 1561 uint32_t tmp;
1655 tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_b-lower_lim_b)); 1562 tmp = i * high.b;
1656 tmp += ((RUINT32T)(mask_b>>sh_b))*((RUINT32T)lower_lim_b); 1563 tmp += (mask_b>>sh_b) * low.b;
1657 lookup_b[i] = (tmp/65535)<<sh_b; 1564 lookup_b[i] = (tmp/65535)<<sh_b;
1658 } 1565 }
1659 1566
1660 /* apply table to input image (replacing colors by newly calculated ones) */ 1567 /* apply table to input image (replacing colors by newly calculated ones) */
1661 switch (srcImage->bits_per_pixel) 1568 if (ximage->bits_per_pixel == 32
1569 && (ximage->depth == 24 || ximage->depth == 32)
1570 && ximage->byte_order == host_byte_order)
1662 { 1571 {
1663 case 15:
1664 {
1665 unsigned short *p1, *pf, *p, *pl; 1572 uint32_t *p1, *pf, *p, *pl;
1666 p1 = (unsigned short *) srcImage->data; 1573 p1 = (uint32_t *) ximage->data;
1667 pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line); 1574 pf = (uint32_t *) (ximage->data + ximage->height * ximage->bytes_per_line);
1575
1668 while (p1 < pf) 1576 while (p1 < pf)
1669 { 1577 {
1670 p = p1; 1578 p = p1;
1671 pl = p1 + srcImage->width; 1579 pl = p1 + ximage->width;
1672 for (; p < pl; p++) 1580 for (; p < pl; p++)
1673 { 1581 {
1674 *p = lookup_r[(*p & 0x7c00)>>10] |
1675 lookup_g[(*p & 0x03e0)>> 5] |
1676 lookup_b[(*p & 0x001f)];
1677 }
1678 p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1679 }
1680 break;
1681 }
1682 case 16:
1683 {
1684 unsigned short *p1, *pf, *p, *pl;
1685 p1 = (unsigned short *) srcImage->data;
1686 pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1687 while (p1 < pf)
1688 {
1689 p = p1;
1690 pl = p1 + srcImage->width;
1691 for (; p < pl; p++)
1692 {
1693 *p = lookup_r[(*p & 0xf800)>>11] |
1694 lookup_g[(*p & 0x07e0)>> 5] |
1695 lookup_b[(*p & 0x001f)];
1696 }
1697 p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1698 }
1699 break;
1700 }
1701 case 24:
1702 {
1703 unsigned char *p1, *pf, *p, *pl;
1704 p1 = (unsigned char *) srcImage->data;
1705 pf = (unsigned char *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1706 while (p1 < pf)
1707 {
1708 p = p1;
1709 pl = p1 + srcImage->width * 3;
1710 for (; p < pl; p += 3)
1711 {
1712 p[0] = lookup_r[(p[0] & 0xff0000)>>16];
1713 p[1] = lookup_r[(p[1] & 0x00ff00)>> 8];
1714 p[2] = lookup_r[(p[2] & 0x0000ff)];
1715 }
1716 p1 = (unsigned char *) ((char *) p1 + srcImage->bytes_per_line);
1717 }
1718 break;
1719 }
1720 case 32:
1721 {
1722 RUINT32T *p1, *pf, *p, *pl;
1723 p1 = (RUINT32T *) srcImage->data;
1724 pf = (RUINT32T *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1725
1726 while (p1 < pf)
1727 {
1728 p = p1;
1729 pl = p1 + srcImage->width;
1730 for (; p < pl; p++)
1731 {
1732 *p = lookup_r[(*p & 0xff0000)>>16] | 1582 *p = lookup_r[(*p & 0xff0000) >> 16] |
1733 lookup_g[(*p & 0x00ff00)>> 8] | 1583 lookup_g[(*p & 0x00ff00) >> 8] |
1734 lookup_b[(*p & 0x0000ff)] | 1584 lookup_b[(*p & 0x0000ff)] |
1735 (*p & ~0xffffff); 1585 (*p & 0xff000000);
1586 }
1587 p1 = (uint32_t *) ((char *) p1 + ximage->bytes_per_line);
1588 }
1589 }
1590 else
1591 {
1592 for (int y = 0; y < ximage->height; y++)
1593 for (int x = 0; x < ximage->width; x++)
1594 {
1595 unsigned long pixel = XGetPixel (ximage, x, y);
1596 pixel = lookup_r[(pixel & mask_r) >> sh_r] |
1597 lookup_g[(pixel & mask_g) >> sh_g] |
1598 lookup_b[(pixel & mask_b) >> sh_b];
1599 XPutPixel (ximage, x, y, pixel);
1736 } 1600 }
1737 p1 = (RUINT32T *) ((char *) p1 + srcImage->bytes_per_line);
1738 } 1601 }
1739 break;
1740 }
1741 }
1742 1602
1743 free (lookup); 1603 free (lookup);
1744} 1604}
1745#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */ 1605#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */

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