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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.50 by sf-exg, Tue Aug 31 15:14:06 2010 UTC vs.
Revision 1.164 by sf-exg, Sun Aug 14 22:01:25 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
52 * adjustment and may optionally be followed by a colon and one or more 40 * adjustment and may optionally be followed by a colon and one or more
53 * colon-delimited pixmap operations. 41 * colon-delimited pixmap operations.
54 * The following table shows the valid geometry strings and their 42 * The following table shows the valid geometry strings and their
55 * effects on the background image : 43 * effects on the background image :
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 BG_IMAGE_FROM_FILE
102 have_image = false;
103 h_scale = v_scale = 0;
104 h_align = v_align = 0;
105#endif
106 flags = 0;
107 pixmap = None;
108 valid_since = invalid_since = 0;
109 target = 0;
110}
111
112void 54void
113bgPixmap_t::destroy () 55rxvt_term::bg_destroy ()
114{ 56{
115#ifdef HAVE_AFTERIMAGE 57#ifdef HAVE_AFTERIMAGE
116 if (original_asim) 58 if (original_asim)
117 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);
118#endif 64#endif
119 65
120 if (pixmap && target) 66#ifdef HAVE_PIXBUF
67 if (pixbuf)
68 g_object_unref (pixbuf);
69#endif
70
71 if (bg_pixmap)
121 XFreePixmap (target->dpy, pixmap); 72 XFreePixmap (dpy, bg_pixmap);
122} 73}
123 74
124bool 75bool
125bgPixmap_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 ()
126{ 91{
127# ifdef ENABLE_TRANSPARENCY 92# ifdef ENABLE_TRANSPARENCY
128 if (flags & isTransparent) 93 if (bg_flags & BG_IS_TRANSPARENT)
129 return true; 94 return true;
130# endif 95# endif
131 96
132# ifdef BG_IMAGE_FROM_FILE 97# ifdef BG_IMAGE_FROM_FILE
133 if (have_image) 98 if (bg_flags & BG_IS_FROM_FILE)
134 { 99 {
135 if (h_scale != 0 || v_scale != 0 100 if (bg_flags & BG_IS_SIZE_SENSITIVE)
136 || h_align != 0 || v_align != 0)
137 return true; 101 return true;
138 } 102 }
139# endif 103# endif
140 104
141 return false; 105 return false;
142} 106}
143 107
144bool 108bool
145bgPixmap_t::window_position_sensitive () 109rxvt_term::bg_window_position_sensitive ()
146{ 110{
147# ifdef ENABLE_TRANSPARENCY 111# ifdef ENABLE_TRANSPARENCY
148 if (flags & isTransparent) 112 if (bg_flags & BG_IS_TRANSPARENT)
149 return true; 113 return true;
150# endif 114# endif
151 115
152# ifdef BG_IMAGE_FROM_FILE 116# ifdef BG_IMAGE_FROM_FILE
153 if (have_image) 117 if (bg_flags & BG_IS_FROM_FILE)
154 { 118 {
155 if (h_align == rootAlign || v_align == rootAlign) 119 if (bg_flags & BG_ROOT_ALIGN)
156 return true; 120 return true;
157 } 121 }
158# endif 122# endif
159 123
160 return false;
161};
162
163bool bgPixmap_t::need_client_side_rendering ()
164{
165# ifdef HAVE_AFTERIMAGE
166 if (original_asim)
167 return true;
168# endif
169# ifdef ENABLE_TRANSPARENCY
170 if (flags & isTransparent)
171 {
172# ifdef HAVE_AFTERIMAGE // can't blur without libAI anyways
173 if ((flags & blurNeeded) && !(flags & blurServerSide))
174 return true;
175# endif
176 if ((flags & tintNeeded) && !(flags & tintServerSide))
177 return true;
178 }
179# endif
180 return false; 124 return false;
181} 125}
182 126
183# ifdef BG_IMAGE_FROM_FILE 127# ifdef BG_IMAGE_FROM_FILE
184static inline bool 128static inline bool
… …
200static inline bool 144static inline bool
201check_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)
202{ 146{
203 if (geom_flags & flag) 147 if (geom_flags & flag)
204 { 148 {
205 if (new_value != bgPixmap_t::rootAlign)
206 {
207 if (new_value < -100) 149 if (new_value < -100)
208 new_value = -100; 150 new_value = -100;
209 else if (new_value > 200) 151 else if (new_value > 200)
210 new_value = 200; 152 new_value = 200;
211 }
212 if (new_value != align) 153 if (new_value != align)
213 { 154 {
214 align = new_value; 155 align = new_value;
215 return true; 156 return true;
216 } 157 }
… …
220 161
221static inline int 162static inline int
222make_align_position (int align, int window_size, int image_size) 163make_align_position (int align, int window_size, int image_size)
223{ 164{
224 int diff = window_size - image_size; 165 int diff = window_size - image_size;
225 int smaller = MIN (image_size,window_size); 166 int smaller = min (image_size, window_size);
226 167
227 if (align >= 0 && align <= 50) 168 if (align >= 0 && align <= 100)
228 return diff * align / 100; 169 return diff * align / 100;
229 else if (align > 50 && align <= 100)
230 return window_size - image_size - diff * (100 - align) / 100;
231 else if (align > 100 && align <= 200 ) 170 else if (align > 100 && align <= 200)
232 return ((align - 100) * smaller / 100) + window_size - smaller; 171 return ((align - 100) * smaller / 100) + window_size - smaller;
233 else if (align > -100 && align < 0) 172 else if (align >= -100 && align < 0)
234 return ((align + 100) * smaller / 100) - image_size; 173 return ((align + 100) * smaller / 100) - image_size;
235 return 0; 174 return 0;
236} 175}
237 176
238static inline int 177static inline int
239make_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)
240{ 179{
241 int src_pos = 0; 180 int src_pos = 0;
242 dst_pos = 0; 181 dst_pos = pos;
243 dst_size = size; 182 dst_size = size;
244 if (pos < 0 && size > target_size) 183 if (pos < 0)
245 { 184 {
246 src_pos = -pos; 185 src_pos = -pos;
186 dst_pos = 0;
247 dst_size += pos; 187 dst_size += pos;
248 } 188 }
249 else if (pos > 0)
250 dst_pos = pos;
251 189
252 if (dst_pos + dst_size > target_size) 190 if (dst_pos + dst_size > target_size)
253 dst_size = target_size - dst_pos; 191 dst_size = target_size - dst_pos;
254 return src_pos; 192 return src_pos;
255} 193}
256 194
257bool 195bool
258bgPixmap_t::set_geometry (const char *geom) 196rxvt_term::bg_set_geometry (const char *geom, bool update)
259{ 197{
198 bool changed = false;
260 int geom_flags = 0, changed = 0; 199 int geom_flags = 0;
261 int x = 0, y = 0; 200 int x = 0, y = 0;
262 unsigned int w = 0, h = 0; 201 unsigned int w = 0, h = 0;
263 unsigned int n; 202 unsigned long new_flags = (bg_flags & (~BG_GEOMETRY_FLAGS));
264 unsigned long new_flags = (flags & (~geometryFlags));
265 const char *p;
266# define MAXLEN_GEOM 256 /* could be longer than regular geometry string */
267 203
268 if (geom == NULL) 204 if (geom == NULL)
269 return false; 205 return false;
270 206
271 char str[MAXLEN_GEOM]; 207 if (geom[0])
272
273 while (isspace(*geom)) ++geom;
274 if ((p = strchr (geom, ';')) == NULL)
275 p = strchr (geom, '\0');
276
277 n = (p - geom);
278 if (n < MAXLEN_GEOM)
279 { 208 {
280 char *ops; 209 char **arr = rxvt_strsplit (':', geom);
281 new_flags |= geometrySet;
282 210
283 memcpy (str, geom, n); 211 for (int i = 0; arr[i]; i++)
284 str[n] = '\0';
285 if (str[0] == ':')
286 ops = &str[0];
287 else if (str[0] != 'x' && str[0] != 'X' && isalpha(str[0]))
288 ops = &str[0];
289 else
290 {
291 char *tmp;
292 ops = strchr (str, ':');
293 if (ops != NULL)
294 { 212 {
295 for (tmp = ops-1; tmp >= str && isspace(*tmp); --tmp); 213 if (!strcasecmp (arr[i], "style=tiled"))
296 *(++tmp) = '\0';
297 if (ops == tmp) ++ops;
298 } 214 {
299 } 215 new_flags = BG_TILE;
300 216 w = h = noScale;
301 if (ops > str || ops == NULL) 217 x = y = 0;
302 { 218 geom_flags = WidthValue|HeightValue|XValue|YValue;
303 /* we have geometry string - let's handle it prior to applying ops */
304 geom_flags = XParseGeometry (str, &x, &y, &w, &h);
305
306 if ((geom_flags & XValue) && !(geom_flags & YValue))
307 { 219 }
308 y = x; 220 else if (!strcasecmp (arr[i], "style=aspect-stretched"))
309 geom_flags |= YValue;
310 } 221 {
311 222 new_flags = BG_PROP_SCALE;
312 if (flags & geometrySet) 223 w = h = windowScale;
224 x = y = centerAlign;
225 geom_flags = WidthValue|HeightValue|XValue|YValue;
313 { 226 }
314 /* new geometry is an adjustment to the old one ! */ 227 else if (!strcasecmp (arr[i], "style=stretched"))
315 if ((geom_flags & WidthValue) && (geom_flags & HeightValue))
316 {
317 if (w == 0 && h != 0)
318 {
319 w = h_scale;
320 h = (v_scale * h) / 100;
321 }
322 else if (h == 0 && w != 0)
323 {
324 w = (h_scale * w) / 100;
325 h = v_scale;
326 }
327 }
328 if (geom_flags & XValue)
329 {
330 if (str[0] != '=')
331 {
332 y += v_align;
333 x += h_align;
334 }
335 }
336 } 228 {
337 else /* setting up geometry from scratch */ 229 new_flags = 0;
230 w = h = windowScale;
231 geom_flags = WidthValue|HeightValue;
338 { 232 }
339 if (!(geom_flags & XValue)) 233 else if (!strcasecmp (arr[i], "style=centered"))
340 {
341 /* use default geometry - centered */
342 x = y = defaultAlign;
343 }
344 else if (!(geom_flags & YValue))
345 y = x;
346
347 if ((geom_flags & (WidthValue|HeightValue)) == 0)
348 {
349 /* use default geometry - scaled */
350 w = h = defaultScale;
351 }
352 else if (geom_flags & WidthValue)
353 {
354 if (!(geom_flags & HeightValue))
355 h = w;
356 }
357 else
358 w = h;
359 } 234 {
360 } /* done parsing geometry string */ 235 new_flags = 0;
361 else if (!(flags & geometrySet)) 236 w = h = noScale;
237 x = y = centerAlign;
238 geom_flags = WidthValue|HeightValue|XValue|YValue;
239 }
240 else if (!strcasecmp (arr[i], "style=root-tiled"))
362 { 241 {
363 /* default geometry - scaled and centered */ 242 new_flags = BG_TILE|BG_ROOT_ALIGN;
243 w = h = noScale;
244 geom_flags = WidthValue|HeightValue;
245 }
246 else if (!strcasecmp (arr[i], "op=tile"))
247 new_flags |= BG_TILE;
248 else if (!strcasecmp (arr[i], "op=pscale"))
249 new_flags |= BG_PROP_SCALE;
250 else if (!strcasecmp (arr[i], "op=root"))
251 new_flags |= BG_ROOT_ALIGN;
252
253 // deprecated
254 else if (!strcasecmp (arr[i], "tile"))
255 {
256 new_flags |= BG_TILE;
257 w = h = noScale;
258 geom_flags |= WidthValue|HeightValue;
259 }
260 else if (!strcasecmp (arr[i], "propscale"))
261 {
262 new_flags |= BG_PROP_SCALE;
263 }
264 else if (!strcasecmp (arr[i], "hscale"))
265 {
266 new_flags |= BG_TILE;
267 w = windowScale;
268 h = noScale;
269 geom_flags |= WidthValue|HeightValue;
270 }
271 else if (!strcasecmp (arr[i], "vscale"))
272 {
273 new_flags |= BG_TILE;
274 h = windowScale;
275 w = noScale;
276 geom_flags |= WidthValue|HeightValue;
277 }
278 else if (!strcasecmp (arr[i], "scale"))
279 {
280 w = h = windowScale;
281 geom_flags |= WidthValue|HeightValue;
282 }
283 else if (!strcasecmp (arr[i], "auto"))
284 {
285 w = h = windowScale;
286 x = y = centerAlign;
287 geom_flags |= WidthValue|HeightValue|XValue|YValue;
288 }
289 else if (!strcasecmp (arr[i], "root"))
290 {
291 new_flags |= BG_TILE|BG_ROOT_ALIGN;
292 w = h = noScale;
293 geom_flags |= WidthValue|HeightValue;
294 }
295
296 else
297 geom_flags |= XParseGeometry (arr[i], &x, &y, &w, &h);
298 } /* done parsing ops */
299
300 rxvt_free_strsplit (arr);
301 }
302
303 if (!update)
304 {
305 if (!(geom_flags & XValue))
364 x = y = defaultAlign; 306 x = y = defaultAlign;
307 else if (!(geom_flags & YValue))
308 y = x;
309
310 if (!(geom_flags & (WidthValue|HeightValue)))
365 w = h = defaultScale; 311 w = h = defaultScale;
366 } 312 else if (!(geom_flags & HeightValue))
313 h = w;
314 else if (!(geom_flags & WidthValue))
315 w = h;
367 316
368 if (!(flags & geometrySet))
369 geom_flags |= WidthValue|HeightValue|XValue|YValue; 317 geom_flags |= WidthValue|HeightValue|XValue|YValue;
318 }
370 319
371 if (ops)
372 {
373 while (*ops)
374 {
375 while (*ops == ':' || isspace(*ops)) ++ops;
376
377# define CHECK_GEOM_OPS(op_str) (strncasecmp (ops, (op_str), sizeof (op_str) - 1) == 0)
378 if (CHECK_GEOM_OPS ("tile"))
379 {
380 w = h = noScale;
381 geom_flags |= WidthValue|HeightValue;
382 }
383 else if (CHECK_GEOM_OPS ("propscale"))
384 {
385 if (w == 0 && h == 0)
386 {
387 w = windowScale;
388 geom_flags |= WidthValue;
389 }
390 new_flags |= propScale;
391 }
392 else if (CHECK_GEOM_OPS ("hscale"))
393 {
394 if (w == 0) w = windowScale;
395
396 h = noScale;
397 geom_flags |= WidthValue|HeightValue;
398 }
399 else if (CHECK_GEOM_OPS ("vscale"))
400 {
401 if (h == 0) h = windowScale;
402
403 w = noScale;
404 geom_flags |= WidthValue|HeightValue;
405 }
406 else if (CHECK_GEOM_OPS ("scale"))
407 {
408 if (h == 0) h = windowScale;
409 if (w == 0) w = windowScale;
410
411 geom_flags |= WidthValue|HeightValue;
412 }
413 else if (CHECK_GEOM_OPS ("auto"))
414 {
415 w = h = windowScale;
416 x = y = centerAlign;
417 geom_flags |= WidthValue|HeightValue|XValue|YValue;
418 }
419 else if (CHECK_GEOM_OPS ("root"))
420 {
421 w = h = noScale;
422 x = y = rootAlign;
423 geom_flags |= WidthValue|HeightValue|XValue|YValue;
424 }
425# undef CHECK_GEOM_OPS
426
427 while (*ops != ':' && *ops != '\0') ++ops;
428 } /* done parsing ops */
429 }
430
431 if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) ++changed; 320 if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;
432 if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) ++changed; 321 if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;
433 if (check_set_align_value (geom_flags, XValue, h_align, x)) ++changed; 322 if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;
434 if (check_set_align_value (geom_flags, YValue, v_align, y)) ++changed; 323 if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
435 }
436 324
437 if (new_flags != flags) 325 if (new_flags != bg_flags)
438 { 326 {
439 flags = new_flags; 327 bg_flags = new_flags;
440 changed++; 328 changed = true;
441 } 329 }
442 330
443 //fprintf (stderr, "flags = %lX, scale = %ux%u, align=%+d%+d\n",
444 // flags, h_scale, v_scale, h_align, v_align);
445 return (changed > 0); 331 return changed;
332}
333
334void
335rxvt_term::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
336{
337 int target_width = szHint.width;
338 int target_height = szHint.height;
339
340 w = h_scale * target_width / 100;
341 h = v_scale * target_height / 100;
342
343 if (bg_flags & BG_PROP_SCALE)
344 {
345 float scale = (float)w / image_width;
346 min_it (scale, (float)h / image_height);
347 w = image_width * scale + 0.5;
348 h = image_height * scale + 0.5;
349 }
350
351 if (!w) w = image_width;
352 if (!h) h = image_height;
353
354 if (bg_flags & BG_ROOT_ALIGN)
355 {
356 x = -target_x;
357 y = -target_y;
358 }
359 else
360 {
361 x = make_align_position (h_align, target_width, w);
362 y = make_align_position (v_align, target_height, h);
363 }
364
365 bg_flags &= ~BG_IS_SIZE_SENSITIVE;
366 if (!(bg_flags & BG_TILE)
367 || h_scale || v_scale
368 || (!(bg_flags & BG_ROOT_ALIGN) && (h_align || v_align))
369 || w > target_width || h > target_height)
370 bg_flags |= BG_IS_SIZE_SENSITIVE;
446} 371}
447 372
448# ifdef HAVE_AFTERIMAGE 373# ifdef HAVE_AFTERIMAGE
449bool 374bool
450bgPixmap_t::render_image (unsigned long background_flags) 375rxvt_term::render_image (unsigned long tr_flags)
451{ 376{
452 if (target == NULL)
453 return false;
454
455 target->init_asv (); 377 init_asv ();
456 378
457 ASImage *background = NULL; 379 ASImage *background = NULL;
458 ARGB32 background_tint = TINT_LEAVE_SAME; 380 ARGB32 background_tint = TINT_LEAVE_SAME;
459 381
460# ifdef ENABLE_TRANSPARENCY 382# ifdef ENABLE_TRANSPARENCY
461 if (background_flags) 383 if (tr_flags)
462 background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100); 384 background = pixmap2ximage (asv, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, 100);
463 385
464 if (!(background_flags & transpPmapTinted) && (flags & tintNeeded)) 386 if (tr_flags & BG_NEEDS_TINT)
465 { 387 {
466 ShadingInfo as_shade; 388 ShadingInfo as_shade;
467 as_shade.shading = (shade == 0) ? 100 : shade; 389 as_shade.shading = shade;
468 390
469 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC); 391 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
470 if (flags & tintSet) 392 if (bg_flags & BG_TINT_SET)
471 tint.get (c); 393 tint.get (c);
472 as_shade.tintColor.red = c.r; 394 as_shade.tintColor.red = c.r;
473 as_shade.tintColor.green = c.g; 395 as_shade.tintColor.green = c.g;
474 as_shade.tintColor.blue = c.b; 396 as_shade.tintColor.blue = c.b;
475 397
476 background_tint = shading2tint32 (&as_shade); 398 background_tint = shading2tint32 (&as_shade);
477 } 399 }
478 400
479 if (!(background_flags & transpPmapBlured) && (flags & blurNeeded) && background != NULL) 401 if ((tr_flags & BG_NEEDS_BLUR) && background != NULL)
480 { 402 {
481 ASImage *tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF, 403 ASImage *tmp = blur_asimage_gauss (asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
482 (original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage, 404 (original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,
483 100, ASIMAGE_QUALITY_DEFAULT); 405 100, ASIMAGE_QUALITY_DEFAULT);
484 if (tmp) 406 if (tmp)
485 { 407 {
486 destroy_asimage (&background); 408 destroy_asimage (&background);
… …
489 } 411 }
490# endif 412# endif
491 413
492 ASImage *result = 0; 414 ASImage *result = 0;
493 415
494 int target_width = target->szHint.width; 416 int target_width = szHint.width;
495 int target_height = target->szHint.height; 417 int target_height = szHint.height;
496 int new_pmap_width = target_width; 418 int new_pmap_width = target_width;
497 int new_pmap_height = target_height; 419 int new_pmap_height = target_height;
498 420
499 int x = 0; 421 int x = 0;
500 int y = 0; 422 int y = 0;
501 int w = h_scale * target_width / 100; 423 int w = 0;
502 int h = v_scale * target_height / 100; 424 int h = 0;
503
504 TIMING_TEST_START (asim);
505 425
506 if (original_asim) 426 if (original_asim)
507 { 427 get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
508 if (h_align == rootAlign || v_align == rootAlign)
509 {
510 target->get_window_origin (x, y);
511 x = -x;
512 y = -y;
513 }
514
515 if (h_align != rootAlign)
516 x = make_align_position (h_align, target_width, w > 0 ? w : (int)original_asim->width);
517
518 if (v_align != rootAlign)
519 y = make_align_position (v_align, target_height, h > 0 ? h : (int)original_asim->height);
520 }
521 428
522 if (!original_asim 429 if (!original_asim
430 || (!(bg_flags & BG_ROOT_ALIGN)
523 || x >= target_width 431 && (x >= target_width
524 || y >= target_height 432 || y >= target_height
525 || (w > 0 && x + w <= 0) 433 || (x + w <= 0)
526 || (h > 0 && y + h <= 0)) 434 || (y + h <= 0))))
527 { 435 {
528 if (background) 436 if (background)
529 { 437 {
530 new_pmap_width = background->width; 438 new_pmap_width = background->width;
531 new_pmap_height = background->height; 439 new_pmap_height = background->height;
532 result = background; 440 result = background;
533 441
534 if (background_tint != TINT_LEAVE_SAME) 442 if (background_tint != TINT_LEAVE_SAME)
535 { 443 {
536 ASImage *tmp = tile_asimage (target->asv, background, 0, 0, 444 ASImage *tmp = tile_asimage (asv, background, 0, 0,
537 target_width, target_height, background_tint, 445 target_width, target_height, background_tint,
538 ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT); 446 ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
539 if (tmp) 447 if (tmp)
540 result = tmp; 448 result = tmp;
541 } 449 }
… …
545 } 453 }
546 else 454 else
547 { 455 {
548 result = original_asim; 456 result = original_asim;
549 457
550 if ((w > 0 && w != original_asim->width) 458 if ((w != original_asim->width)
551 || (h > 0 && h != original_asim->height)) 459 || (h != original_asim->height))
552 { 460 {
553 result = scale_asimage (target->asv, original_asim, 461 result = scale_asimage (asv, original_asim,
554 w > 0 ? w : original_asim->width, 462 w, h,
555 h > 0 ? h : original_asim->height,
556 background ? ASA_ASImage : ASA_XImage, 463 background ? ASA_ASImage : ASA_XImage,
557 100, ASIMAGE_QUALITY_DEFAULT); 464 100, ASIMAGE_QUALITY_DEFAULT);
558 } 465 }
559 466
560 if (background == NULL) 467 if (background == NULL)
561 { 468 {
469 if (bg_flags & BG_TILE)
470 {
562 /* if tiling - pixmap has to be sized exactly as the image, 471 /* if tiling - pixmap has to be sized exactly as the image,
563 but there is no need to make it bigger than the window! */ 472 but there is no need to make it bigger than the window! */
564 if (h_scale == 0)
565 new_pmap_width = min (result->width, target_width); 473 new_pmap_width = min (result->width, target_width);
566 if (v_scale == 0)
567 new_pmap_height = min (result->height, target_height); 474 new_pmap_height = min (result->height, target_height);
475
568 /* we also need to tile our image in one or both directions */ 476 /* we also need to tile our image in both directions */
569 if (h_scale == 0 || v_scale == 0)
570 {
571 ASImage *tmp = tile_asimage (target->asv, result, 477 ASImage *tmp = tile_asimage (asv, result,
572 (h_scale > 0) ? 0 : (int)result->width - x, 478 (int)result->width - x,
573 (v_scale > 0) ? 0 : (int)result->height - y, 479 (int)result->height - y,
574 new_pmap_width, 480 new_pmap_width,
575 new_pmap_height, 481 new_pmap_height,
576 TINT_LEAVE_SAME, ASA_XImage, 482 TINT_LEAVE_SAME, ASA_XImage,
577 100, ASIMAGE_QUALITY_DEFAULT); 483 100, ASIMAGE_QUALITY_DEFAULT);
578 if (tmp) 484 if (tmp)
… …
593 layers[0].clip_width = target_width; 499 layers[0].clip_width = target_width;
594 layers[0].clip_height = target_height; 500 layers[0].clip_height = target_height;
595 layers[0].tint = background_tint; 501 layers[0].tint = background_tint;
596 layers[1].im = result; 502 layers[1].im = result;
597 503
598 if (w <= 0) 504 if (bg_flags & BG_TILE)
599 { 505 {
600 /* tile horizontally */ 506 /* tile horizontally */
601 while (x > 0) x -= (int)result->width; 507 while (x > 0) x -= (int)result->width;
602 layers[1].dst_x = x; 508 layers[1].dst_x = x;
603 layers[1].clip_width = result->width+target_width; 509 layers[1].clip_width = result->width+target_width;
… …
607 /* clip horizontally */ 513 /* clip horizontally */
608 layers[1].dst_x = x; 514 layers[1].dst_x = x;
609 layers[1].clip_width = result->width; 515 layers[1].clip_width = result->width;
610 } 516 }
611 517
612 if (h <= 0) 518 if (bg_flags & BG_TILE)
613 { 519 {
614 while (y > 0) y -= (int)result->height; 520 while (y > 0) y -= (int)result->height;
615 layers[1].dst_y = y; 521 layers[1].dst_y = y;
616 layers[1].clip_height = result->height + target_height; 522 layers[1].clip_height = result->height + target_height;
617 } 523 }
… …
619 { 525 {
620 layers[1].dst_y = y; 526 layers[1].dst_y = y;
621 layers[1].clip_height = result->height; 527 layers[1].clip_height = result->height;
622 } 528 }
623 529
624 if (target->rs[Rs_blendtype]) 530 if (rs[Rs_blendtype])
625 { 531 {
626 layers[1].merge_scanlines = blend_scanlines_name2func (target->rs[Rs_blendtype]); 532 layers[1].merge_scanlines = blend_scanlines_name2func (rs[Rs_blendtype]);
627 if (layers[1].merge_scanlines == NULL) 533 if (layers[1].merge_scanlines == NULL)
628 layers[1].merge_scanlines = alphablend_scanlines; 534 layers[1].merge_scanlines = alphablend_scanlines;
629 } 535 }
630 536
631 ASImage *tmp = merge_layers (target->asv, layers, 2, target_width, target_height, 537 ASImage *tmp = merge_layers (asv, layers, 2, target_width, target_height,
632 ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT); 538 ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
633 539
634 if (tmp) 540 if (tmp)
635 { 541 {
636 if (result != original_asim) 542 if (result != original_asim)
… …
640 } 546 }
641 547
642 free (layers); 548 free (layers);
643 } 549 }
644 } 550 }
645 TIMING_TEST_PRINT_RESULT (asim);
646 551
647 if (pixmap) 552 bool ret = false;
648 {
649 if (result == NULL
650 || pmap_width != new_pmap_width
651 || pmap_height != new_pmap_height
652 || pmap_depth != target->depth)
653 {
654 XFreePixmap (target->dpy, pixmap);
655 pixmap = None;
656 }
657 }
658 553
659 if (result) 554 if (result)
660 { 555 {
661 XGCValues gcv; 556 XGCValues gcv;
662 GC gc; 557 GC gc;
663 558
664 /* create Pixmap */ 559 /* create Pixmap */
665 if (pixmap == None) 560 if (bg_pixmap == None
561 || bg_pmap_width != new_pmap_width
562 || bg_pmap_height != new_pmap_height)
666 { 563 {
564 if (bg_pixmap)
565 XFreePixmap (dpy, bg_pixmap);
667 pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth); 566 bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
668 pmap_width = new_pmap_width; 567 bg_pmap_width = new_pmap_width;
669 pmap_height = new_pmap_height; 568 bg_pmap_height = new_pmap_height;
670 pmap_depth = target->depth;
671 } 569 }
672 /* fill with background color (if result's not completely overlapping it) */ 570 /* fill with background color (if result's not completely overlapping it) */
673 gcv.foreground = target->pix_colors[Color_bg]; 571 gcv.foreground = pix_colors[Color_bg];
674 gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv); 572 gc = XCreateGC (dpy, vt, GCForeground, &gcv);
675 573
676 int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0; 574 int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
677 int dst_width = result->width, dst_height = result->height; 575 int dst_width = result->width, dst_height = result->height;
678 if (background == NULL) 576 if (background == NULL)
679 { 577 {
578 if (!(bg_flags & BG_TILE))
579 {
680 if (h_scale > 0) src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width ); 580 src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );
681 if (v_scale > 0) src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height); 581 src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
582 }
682 583
683 if (dst_x > 0 || dst_y > 0 584 if (dst_x > 0 || dst_y > 0
684 || dst_x + dst_width < new_pmap_width 585 || dst_x + dst_width < new_pmap_width
685 || dst_y + dst_height < new_pmap_height) 586 || dst_y + dst_height < new_pmap_height)
686 XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height); 587 XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
687 } 588 }
688 589
689 /* put result on pixmap */ 590 /* put result on pixmap */
690 if (dst_x < new_pmap_width && dst_y < new_pmap_height) 591 if (dst_x < new_pmap_width && dst_y < new_pmap_height)
691 asimage2drawable (target->asv, pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True); 592 asimage2drawable (asv, bg_pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);
692 593
693 if (result != background && result != original_asim) 594 if (result != background && result != original_asim)
694 destroy_asimage (&result); 595 destroy_asimage (&result);
695 596
696 XFreeGC (target->dpy, gc); 597 XFreeGC (dpy, gc);
697 TIMING_TEST_PRINT_RESULT (asim); 598
599 ret = true;
698 } 600 }
699 601
700 if (background) 602 if (background)
701 destroy_asimage (&background); 603 destroy_asimage (&background);
702 604
605 return ret;
606}
607# endif /* HAVE_AFTERIMAGE */
608
609# ifdef HAVE_PIXBUF
610bool
611rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
612 int src_x, int src_y, int dst_x, int dst_y,
613 unsigned int width, unsigned int height)
614{
615 XImage *ximage;
616 char *data, *line;
617 int bytes_per_pixel;
618 int width_r, width_g, width_b;
619 int sh_r, sh_g, sh_b;
620 int rowstride;
621 int channels;
622 unsigned char *row;
623
624 if (visual->c_class != TrueColor)
625 return false;
626
627 if (depth == 24 || depth == 32)
628 bytes_per_pixel = 4;
629 else if (depth == 15 || depth == 16)
630 bytes_per_pixel = 2;
631 else
632 return false;
633
634 width_r = ecb_popcount32 (visual->red_mask);
635 width_g = ecb_popcount32 (visual->green_mask);
636 width_b = ecb_popcount32 (visual->blue_mask);
637
638 if (width_r > 8 || width_g > 8 || width_b > 8)
639 return false;
640
641 sh_r = ecb_ctz32 (visual->red_mask);
642 sh_g = ecb_ctz32 (visual->green_mask);
643 sh_b = ecb_ctz32 (visual->blue_mask);
644
645 if (width > INT_MAX / height / bytes_per_pixel)
646 return false;
647
648 data = (char *)malloc (width * height * bytes_per_pixel);
649 if (!data)
650 return false;
651
652 ximage = XCreateImage (dpy, visual, depth, ZPixmap, 0, data,
653 width, height, bytes_per_pixel * 8, 0);
654 if (!ximage)
655 {
656 free (data);
657 return false;
658 }
659
660 ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
661
662 rowstride = gdk_pixbuf_get_rowstride (pixbuf);
663 channels = gdk_pixbuf_get_n_channels (pixbuf);
664 row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
665 line = data;
666
667 for (int y = 0; y < height; y++)
668 {
669 for (int x = 0; x < width; x++)
670 {
671 unsigned char *pixel = row + x * channels;
672 uint32_t value;
673
674 value = ((pixel[0] >> (8 - width_r)) << sh_r)
675 | ((pixel[1] >> (8 - width_g)) << sh_g)
676 | ((pixel[2] >> (8 - width_b)) << sh_b);
677
678 if (bytes_per_pixel == 4)
679 ((uint32_t *)line)[x] = value;
680 else
681 ((uint16_t *)line)[x] = value;
682 }
683
684 row += rowstride;
685 line += ximage->bytes_per_line;
686 }
687
688 XPutImage (dpy, pixmap, gc, ximage, 0, 0, dst_x, dst_y, width, height);
689 XDestroyImage (ximage);
703 return true; 690 return true;
704} 691}
705# endif /* HAVE_AFTERIMAGE */
706 692
707bool 693bool
708bgPixmap_t::set_file (const char *file) 694rxvt_term::render_image (unsigned long tr_flags)
709{ 695{
710 assert (file); 696 if (!pixbuf)
697 return false;
711 698
712 if (*file) 699 if (tr_flags
700 && !(bg_flags & BG_HAS_RENDER))
701 return false;
702
703 GdkPixbuf *result;
704
705 int image_width = gdk_pixbuf_get_width (pixbuf);
706 int image_height = gdk_pixbuf_get_height (pixbuf);
707
708 int target_width = szHint.width;
709 int target_height = szHint.height;
710 int new_pmap_width = target_width;
711 int new_pmap_height = target_height;
712
713 int x = 0;
714 int y = 0;
715 int w = 0;
716 int h = 0;
717
718 get_image_geometry (image_width, image_height, w, h, x, y);
719
720 if (!(bg_flags & BG_ROOT_ALIGN)
721 && (x >= target_width
722 || y >= target_height
723 || (x + w <= 0)
724 || (y + h <= 0)))
725 return false;
726
727 result = pixbuf;
728
729 if ((w != image_width)
730 || (h != image_height))
731 {
732 result = gdk_pixbuf_scale_simple (pixbuf,
733 w, h,
734 GDK_INTERP_BILINEAR);
713 { 735 }
736
737 if (!result)
738 return false;
739
740 bool ret = false;
741
742 XGCValues gcv;
743 GC gc;
744 Pixmap root_pmap;
745
746 image_width = gdk_pixbuf_get_width (result);
747 image_height = gdk_pixbuf_get_height (result);
748
749 if (tr_flags)
750 {
751 root_pmap = bg_pixmap;
752 bg_pixmap = None;
753 }
754 else
755 {
756 if (bg_flags & BG_TILE)
757 {
758 new_pmap_width = min (image_width, target_width);
759 new_pmap_height = min (image_height, target_height);
760 }
761 }
762
763 if (bg_pixmap == None
764 || bg_pmap_width != new_pmap_width
765 || bg_pmap_height != new_pmap_height)
766 {
767 if (bg_pixmap)
768 XFreePixmap (dpy, bg_pixmap);
769 bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
770 bg_pmap_width = new_pmap_width;
771 bg_pmap_height = new_pmap_height;
772 }
773
774 gcv.foreground = pix_colors[Color_bg];
775 gc = XCreateGC (dpy, vt, GCForeground, &gcv);
776
777 if (gc)
778 {
779 if (bg_flags & BG_TILE)
780 {
781 Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth);
782 pixbuf_to_pixmap (result, tile, gc,
783 0, 0,
784 0, 0,
785 image_width, image_height);
786
787 gcv.tile = tile;
788 gcv.fill_style = FillTiled;
789 gcv.ts_x_origin = x;
790 gcv.ts_y_origin = y;
791 XChangeGC (dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
792
793 XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
794 XFreePixmap (dpy, tile);
795 }
796 else
797 {
798 int src_x, src_y, dst_x, dst_y;
799 int dst_width, dst_height;
800
801 src_x = make_clip_rectangle (x, image_width , new_pmap_width , dst_x, dst_width );
802 src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);
803
804 if (dst_x > 0 || dst_y > 0
805 || dst_x + dst_width < new_pmap_width
806 || dst_y + dst_height < new_pmap_height)
807 XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
808
809 if (dst_x < new_pmap_width && dst_y < new_pmap_height)
810 pixbuf_to_pixmap (result, bg_pixmap, gc,
811 src_x, src_y,
812 dst_x, dst_y,
813 dst_width, dst_height);
814 }
815
816#if XRENDER
817 if (tr_flags)
818 {
819 XRenderPictureAttributes pa;
820
821 XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, visual);
822 Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);
823
824 XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
825 Picture dst = XRenderCreatePicture (dpy, bg_pixmap, dst_format, 0, &pa);
826
827 pa.repeat = True;
828 Pixmap mask_pmap = XCreatePixmap (dpy, vt, 1, 1, 8);
829 XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
830 Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
831 XFreePixmap (dpy, mask_pmap);
832
833 XRenderColor mask_c;
834
835 mask_c.alpha = 0x8000;
836 mask_c.red = 0;
837 mask_c.green = 0;
838 mask_c.blue = 0;
839 XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
840 XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
841
842 XRenderFreePicture (dpy, src);
843 XRenderFreePicture (dpy, dst);
844 XRenderFreePicture (dpy, mask);
845 }
846#endif
847
848 XFreeGC (dpy, gc);
849
850 ret = true;
851 }
852
853 if (result != pixbuf)
854 g_object_unref (result);
855
856 if (tr_flags)
857 XFreePixmap (dpy, root_pmap);
858
859 return ret;
860}
861# endif /* HAVE_PIXBUF */
862
863bool
864rxvt_term::bg_set_file (const char *file)
865{
866 if (!file || !*file)
867 return false;
868
714 if (const char *p = strchr (file, ';')) 869 if (const char *p = strchr (file, ';'))
715 { 870 {
716 size_t len = p - file; 871 size_t len = p - file;
717 char *f = rxvt_temp_buf<char> (len + 1); 872 char *f = rxvt_temp_buf<char> (len + 1);
718 memcpy (f, file, len); 873 memcpy (f, file, len);
719 f[len] = '\0'; 874 f[len] = '\0';
720 file = f; 875 file = f;
721 } 876 }
722 877
723# ifdef HAVE_AFTERIMAGE 878# ifdef HAVE_AFTERIMAGE
724 if (!target->asimman) 879 if (!asimman)
725 target->asimman = create_generic_imageman (target->rs[Rs_path]); 880 asimman = create_generic_imageman (rs[Rs_path]);
726 original_asim = get_asimage (target->asimman, file, 0xFFFFFFFF, 100); 881 ASImage *image = get_asimage (asimman, file, 0xFFFFFFFF, 100);
882 if (image)
883 {
727 if (original_asim) 884 if (original_asim)
728 have_image = true; 885 safe_asimage_destroy (original_asim);
729 return have_image; 886 original_asim = image;
887 bg_flags |= BG_IS_FROM_FILE | BG_CLIENT_RENDER;
888 return true;
889 }
730# endif 890# endif
891
892# ifdef HAVE_PIXBUF
893 GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
894 if (image)
731 } 895 {
896 if (pixbuf)
897 g_object_unref (pixbuf);
898 pixbuf = image;
899 bg_flags |= BG_IS_FROM_FILE;
900 return true;
901 }
902# endif
732 903
733 return false; 904 return false;
734} 905}
735 906
736# endif /* BG_IMAGE_FROM_FILE */ 907# endif /* BG_IMAGE_FROM_FILE */
737 908
738# ifdef ENABLE_TRANSPARENCY 909# ifdef ENABLE_TRANSPARENCY
739bool 910bool
740bgPixmap_t::set_transparent () 911rxvt_term::bg_set_transparent ()
741{ 912{
742 if (!(flags & isTransparent)) 913 if (!(bg_flags & BG_IS_TRANSPARENT))
743 { 914 {
744 flags |= isTransparent; 915 bg_flags |= BG_IS_TRANSPARENT;
745 return true; 916 return true;
746 } 917 }
747 918
748 return false; 919 return false;
749} 920}
750 921
751bool 922bool
752bgPixmap_t::set_blur_radius (const char *geom) 923rxvt_term::bg_set_blur (const char *geom)
753{ 924{
754 int changed = 0; 925 bool changed = false;
755 unsigned int hr, vr; 926 unsigned int hr, vr;
756 int junk; 927 int junk;
757 int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr); 928 int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
758 929
759 if (!(geom_flags&WidthValue)) 930 if (!(geom_flags & WidthValue))
760 hr = 1; 931 hr = 1;
761 if (!(geom_flags&HeightValue)) 932 if (!(geom_flags & HeightValue))
762 vr = hr; 933 vr = hr;
763 934
935 min_it (hr, 128);
936 min_it (vr, 128);
937
764 if (h_blurRadius != hr) 938 if (h_blurRadius != hr)
765 { 939 {
766 ++changed; 940 changed = true;
767 h_blurRadius = hr; 941 h_blurRadius = hr;
768 } 942 }
769 943
770 if (v_blurRadius != vr) 944 if (v_blurRadius != vr)
771 { 945 {
772 ++changed; 946 changed = true;
773 v_blurRadius = vr; 947 v_blurRadius = vr;
774 } 948 }
775 949
776 if (v_blurRadius == 0 && h_blurRadius == 0) 950 if (v_blurRadius == 0 && h_blurRadius == 0)
777 flags &= ~blurNeeded; 951 bg_flags &= ~BG_NEEDS_BLUR;
778 else 952 else
779 flags |= blurNeeded; 953 bg_flags |= BG_NEEDS_BLUR;
780 954
781 return (changed>0); 955 return changed;
782} 956}
783 957
784static inline unsigned long 958void
785compute_tint_shade_flags (rxvt_color *tint, int shade) 959rxvt_term::set_tint_shade_flags ()
786{ 960{
787 unsigned long flags = 0;
788 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC); 961 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
789 bool has_shade = (shade > 0 && shade < 100) || (shade > 100 && shade < 200); 962 bool has_shade = shade != 100;
790 963
791 if (tint) 964 bg_flags &= ~BG_TINT_FLAGS;
965
966 if (bg_flags & BG_TINT_SET)
792 { 967 {
793 tint->get (c); 968 tint.get (c);
794# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)
795 if (!has_shade && IS_COMPONENT_WHOLESOME (c.r)
796 && IS_COMPONENT_WHOLESOME (c.g)
797 && IS_COMPONENT_WHOLESOME (c.b))
798 flags |= bgPixmap_t::tintWholesome;
799# undef IS_COMPONENT_WHOLESOME
800 }
801
802 if (has_shade) 969 if (!has_shade
803 flags |= bgPixmap_t::tintNeeded; 970 && (c.r <= 0x00ff || c.r >= 0xff00)
804 else if (tint) 971 && (c.g <= 0x00ff || c.g >= 0xff00)
972 && (c.b <= 0x00ff || c.b >= 0xff00))
973 bg_flags |= BG_TINT_BITAND;
805 { 974 }
806 if ((c.r > 0x000700 || c.g > 0x000700 || c.b > 0x000700) 975
807 && (c.r < 0x00f700 || c.g < 0x00f700 || c.b < 0x00f700)) 976 if (has_shade || (bg_flags & BG_TINT_SET))
808 { 977 bg_flags |= BG_NEEDS_TINT;
809 flags |= bgPixmap_t::tintNeeded; 978}
979
980bool
981rxvt_term::bg_set_tint (rxvt_color &new_tint)
982{
983 if (!(bg_flags & BG_TINT_SET) || tint != new_tint)
984 {
985 tint = new_tint;
986 bg_flags |= BG_TINT_SET;
987 set_tint_shade_flags ();
988 return true;
989 }
990
991 return false;
992}
993
994bool
995rxvt_term::bg_set_shade (const char *shade_str)
996{
997 int new_shade = (shade_str) ? atoi (shade_str) : 100;
998
999 clamp_it (new_shade, -100, 200);
1000 if (new_shade < 0)
1001 new_shade = 200 - (100 + new_shade);
1002
1003 if (new_shade != shade)
1004 {
1005 shade = new_shade;
1006 set_tint_shade_flags ();
1007 return true;
1008 }
1009
1010 return false;
1011}
1012
1013#if XRENDER
1014static void
1015get_gaussian_kernel (int radius, int width, double *kernel, XFixed *params)
1016{
1017 double sigma = radius / 2.0;
1018 double scale = sqrt (2.0 * M_PI) * sigma;
1019 double sum = 0.0;
1020
1021 for (int i = 0; i < width; i++)
1022 {
1023 double x = i - width / 2;
1024 kernel[i] = exp (-(x * x) / (2.0 * sigma * sigma)) / scale;
1025 sum += kernel[i];
1026 }
1027
1028 params[0] = XDoubleToFixed (width);
1029 params[1] = XDoubleToFixed (1);
1030
1031 for (int i = 0; i < width; i++)
1032 params[i+2] = XDoubleToFixed (kernel[i] / sum);
1033}
1034#endif
1035
1036bool
1037rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
1038{
1039 bool ret = false;
1040#if XRENDER
1041 int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
1042 double *kernel = (double *)malloc (size * sizeof (double));
1043 XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
1044
1045 XRenderPictureAttributes pa;
1046 XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1047
1048 Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
1049 Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
1050
1051 if (kernel && params)
1052 {
1053 if (h_blurRadius)
810 } 1054 {
811 } 1055 size = h_blurRadius * 2 + 1;
1056 get_gaussian_kernel (h_blurRadius, size, kernel, params);
812 1057
813 if (flags & bgPixmap_t::tintNeeded) 1058 XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1059 XRenderComposite (dpy,
1060 PictOpSrc,
1061 src,
1062 None,
1063 dst,
1064 0, 0,
1065 0, 0,
1066 0, 0,
1067 width, height);
1068 }
1069
1070 if (v_blurRadius)
1071 {
1072 size = v_blurRadius * 2 + 1;
1073 get_gaussian_kernel (v_blurRadius, size, kernel, params);
1074 ::swap (params[0], params[1]);
1075
1076 XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1077 XRenderComposite (dpy,
1078 PictOpSrc,
1079 src,
1080 None,
1081 dst,
1082 0, 0,
1083 0, 0,
1084 0, 0,
1085 width, height);
1086 }
1087
1088 ret = true;
814 { 1089 }
815 if (flags & bgPixmap_t::tintWholesome) 1090
816 flags |= bgPixmap_t::tintServerSide; 1091 free (kernel);
1092 free (params);
1093 XRenderFreePicture (dpy, src);
1094 XRenderFreePicture (dpy, dst);
1095#endif
1096 return ret;
1097}
1098
1099bool
1100rxvt_term::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
1101{
1102 bool ret = false;
1103
1104 if (bg_flags & BG_TINT_BITAND)
1105 {
1106 XGCValues gcv;
1107 GC gc;
1108
1109 /* In this case we can tint image server-side getting significant
1110 * performance improvements, as we eliminate XImage transfer
1111 */
1112 gcv.foreground = Pixel (tint);
1113 gcv.function = GXand;
1114 gcv.fill_style = FillSolid;
1115 gc = XCreateGC (dpy, pixmap, GCFillStyle | GCForeground | GCFunction, &gcv);
1116 if (gc)
1117 {
1118 XFillRectangle (dpy, pixmap, gc, 0, 0, width, height);
1119 ret = true;
1120 XFreeGC (dpy, gc);
1121 }
1122 }
1123 else
1124 {
1125# if XRENDER
1126 rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1127
1128 if (bg_flags & BG_TINT_SET)
1129 tint.get (c);
1130
1131 if (shade <= 100)
1132 {
1133 c.r = c.r * shade / 100;
1134 c.g = c.g * shade / 100;
1135 c.b = c.b * shade / 100;
1136 }
817 else 1137 else
818 { 1138 {
819#if XFT 1139 c.r = c.r * (200 - shade) / 100;
820 flags |= bgPixmap_t::tintServerSide; 1140 c.g = c.g * (200 - shade) / 100;
821#endif 1141 c.b = c.b * (200 - shade) / 100;
1142 }
1143
1144 XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
1145 XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1146 XRenderPictureAttributes pa;
1147
1148 Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
1149
1150 pa.repeat = True;
1151
1152 Pixmap overlay_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
1153 Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1154 XFreePixmap (dpy, overlay_pmap);
1155
1156 pa.component_alpha = True;
1157 Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
1158 Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat | CPComponentAlpha, &pa);
1159 XFreePixmap (dpy, mask_pmap);
1160
1161 XRenderColor mask_c;
1162
1163 mask_c.alpha = 0xffff;
1164 mask_c.red =
1165 mask_c.green =
1166 mask_c.blue = 0;
1167 XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1168
1169 mask_c.alpha = 0;
1170 mask_c.red = 0xffff - c.r;
1171 mask_c.green = 0xffff - c.g;
1172 mask_c.blue = 0xffff - c.b;
1173 XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1174 XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
1175
1176 if (shade > 100)
822 } 1177 {
823 } 1178 mask_c.red = mask_c.green = mask_c.blue = 0xffff * (shade - 100) / 100;
1179 mask_c.alpha = 0;
1180 XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
824 1181
825 return flags; 1182 XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);
826} 1183 }
827 1184
828bool
829bgPixmap_t::set_tint (rxvt_color &new_tint)
830{
831 if (tint != new_tint)
832 {
833 unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);
834 tint = new_tint;
835 flags = (flags & ~tintFlags) | new_flags | tintSet;
836 return true; 1185 ret = true;
837 }
838 1186
839 return false; 1187 XRenderFreePicture (dpy, mask_pic);
840} 1188 XRenderFreePicture (dpy, overlay_pic);
841 1189 XRenderFreePicture (dpy, back_pic);
842bool 1190# endif
843bgPixmap_t::unset_tint ()
844{
845 unsigned long new_flags = compute_tint_shade_flags (NULL, shade);
846
847 if (new_flags != (flags & tintFlags))
848 { 1191 }
849 flags = (flags&~tintFlags)|new_flags;
850 return true;
851 }
852 1192
853 return false; 1193 return ret;
854} 1194}
855 1195
856bool 1196/*
857bgPixmap_t::set_shade (const char *shade_str) 1197 * Builds a pixmap of the same size as the terminal window that contains
858{
859 int new_shade = (shade_str) ? atoi (shade_str) : 0;
860
861 if (new_shade < 0 && new_shade > -100)
862 new_shade = 200 - (100 + new_shade);
863 else if (new_shade == 100)
864 new_shade = 0;
865
866 if (new_shade != shade)
867 {
868 unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);
869 shade = new_shade;
870 flags = (flags & (~tintFlags | tintSet)) | new_flags;
871 return true;
872 }
873
874 return false;
875}
876
877/* make_transparency_pixmap()
878 * Builds a pixmap sized the same as terminal window, with depth same as the root window
879 * that pixmap contains tiled portion of the root pixmap that is supposed to be covered by 1198 * the tiled portion of the root pixmap that is supposed to be covered by
880 * our window. 1199 * our window.
881 */ 1200 */
882unsigned long 1201unsigned long
883bgPixmap_t::make_transparency_pixmap () 1202rxvt_term::make_transparency_pixmap ()
884{ 1203{
885 unsigned long result = 0; 1204 unsigned long result = 0;
886
887 if (target == NULL)
888 return 0;
889 1205
890 /* root dimensions may change from call to call - but Display structure should 1206 /* root dimensions may change from call to call - but Display structure should
891 * be always up-to-date, so let's use it : 1207 * be always up-to-date, so let's use it :
892 */ 1208 */
893 Window root = target->display->root;
894 int screen = target->display->screen; 1209 int screen = display->screen;
895 Display *dpy = target->dpy; 1210 int root_depth = DefaultDepth (dpy, screen);
896 int root_width = DisplayWidth (dpy, screen); 1211 int root_width = DisplayWidth (dpy, screen);
897 int root_height = DisplayHeight (dpy, screen); 1212 int root_height = DisplayHeight (dpy, screen);
898 unsigned int root_pmap_width, root_pmap_height; 1213 unsigned int root_pmap_width, root_pmap_height;
899 int window_width = target->szHint.width; 1214 int window_width = szHint.width;
900 int window_height = target->szHint.height; 1215 int window_height = szHint.height;
901 int sx, sy; 1216 int sx, sy;
902 XGCValues gcv; 1217 XGCValues gcv;
1218 GC gc;
903 1219
904 TIMING_TEST_START (tp); 1220 sx = target_x;
905 target->get_window_origin (sx, sy); 1221 sy = target_y;
906 1222
907 /* check if we are outside of the visible part of the virtual screen : */ 1223 /* check if we are outside of the visible part of the virtual screen : */
908 if (sx + window_width <= 0 || sy + window_height <= 0 1224 if (sx + window_width <= 0 || sy + window_height <= 0
909 || sx >= root_width || sy >= root_height) 1225 || sx >= root_width || sy >= root_height)
910 return 0; 1226 return 0;
911 1227
1228 // validate root pixmap and get its size
912 if (root_pixmap != None) 1229 if (root_pixmap != None)
913 { 1230 {
914 /* we want to validate the pixmap and get it's size at the same time : */ 1231 Window wdummy;
915 int junk; 1232 int idummy;
916 unsigned int ujunk; 1233 unsigned int udummy;
917 /* root pixmap may be bad - allow a error */ 1234
918 target->allowedxerror = -1; 1235 allowedxerror = -1;
919 1236
920 if (!XGetGeometry (dpy, root_pixmap, &root, &junk, &junk, &root_pmap_width, &root_pmap_height, &ujunk, &ujunk)) 1237 if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pmap_width, &root_pmap_height, &udummy, &udummy))
921 root_pixmap = None; 1238 root_pixmap = None;
922 1239
923 target->allowedxerror = 0; 1240 allowedxerror = 0;
1241 }
1242
1243 Pixmap recoded_root_pmap = root_pixmap;
1244
1245 if (root_pixmap != None && root_depth != depth)
924 } 1246 {
1247#if XRENDER
1248 if (bg_flags & BG_HAS_RENDER)
1249 {
1250 recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);
925 1251
926 Pixmap tiled_root_pmap = XCreatePixmap (dpy, root, window_width, window_height, root_depth); 1252 XRenderPictureAttributes pa;
927 GC gc = NULL;
928 1253
929 if (tiled_root_pmap == None) /* something really bad happened - abort */ 1254 XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
1255 Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);
1256
1257 XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
1258 Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);
1259
1260 XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
1261
1262 XRenderFreePicture (dpy, src);
1263 XRenderFreePicture (dpy, dst);
1264 }
1265 else
1266#endif
1267 recoded_root_pmap = None;
1268 }
1269
1270 if (recoded_root_pmap == None)
930 return 0; 1271 return 0;
931 1272
932 if (root_pixmap == None) 1273 if (bg_pixmap == None
1274 || bg_pmap_width != window_width
1275 || bg_pmap_height != window_height)
933 { 1276 {
934 /* use tricks to obtain the root background image :*/ 1277 if (bg_pixmap)
935 /* we want to create Overrideredirect window overlapping out window
936 with background type of Parent Relative and then grab it */
937 XSetWindowAttributes attr;
938 Window src;
939 bool success = false;
940
941 attr.background_pixmap = ParentRelative;
942 attr.backing_store = Always;
943 attr.event_mask = ExposureMask;
944 attr.override_redirect = True;
945 src = XCreateWindow (dpy, root, sx, sy, window_width, window_height, 0,
946 CopyFromParent, CopyFromParent, CopyFromParent,
947 CWBackPixmap|CWBackingStore|CWOverrideRedirect|CWEventMask,
948 &attr);
949
950 if (src != None)
951 {
952 XEvent event;
953 int ev_count = 0;
954 XGrabServer (dpy);
955 XMapRaised (dpy, src);
956 XSync (dpy, False);
957
958 /* XSync should get window where it's properly exposed,
959 * but to be on the safe side - let's check for the actual event to arrive : */
960 while (XCheckWindowEvent (dpy, src, ExposureMask, &event))
961 ++ev_count;
962
963 if (ev_count > 0);
964 {
965 /* hooray! - we can grab the image! */
966 gc = XCreateGC (dpy, root, 0, NULL);
967 if (gc)
968 {
969 XCopyArea (dpy, src, tiled_root_pmap, gc, 0, 0, window_width, window_height, 0, 0);
970 success = true;
971 }
972 }
973
974 XDestroyWindow (dpy, src);
975 XUngrabServer (dpy);
976 //fprintf (stderr, "%s:%d: ev_count = %d\n", __FUNCTION__, __LINE__, ev_count);
977 }
978
979 if (!success)
980 {
981 XFreePixmap (dpy, tiled_root_pmap); 1278 XFreePixmap (dpy, bg_pixmap);
982 tiled_root_pmap = None; 1279 bg_pixmap = XCreatePixmap (dpy, vt, window_width, window_height, depth);
983 } 1280 bg_pmap_width = window_width;
984 else 1281 bg_pmap_height = window_height;
985 result |= transpPmapTiled;
986 }
987 else
988 { 1282 }
1283
989 /* straightforward pixmap copy */ 1284 /* straightforward pixmap copy */
1285 while (sx < 0) sx += root_width;
1286 while (sy < 0) sy += root_height;
1287
990 gcv.tile = root_pixmap; 1288 gcv.tile = recoded_root_pmap;
991 gcv.fill_style = FillTiled; 1289 gcv.fill_style = FillTiled;
992
993 while (sx < 0) sx += (int)root_width;
994 while (sy < 0) sy += (int)root_height;
995
996 gcv.ts_x_origin = -sx; 1290 gcv.ts_x_origin = -sx;
997 gcv.ts_y_origin = -sy; 1291 gcv.ts_y_origin = -sy;
998 gc = XCreateGC (dpy, root, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv); 1292 gc = XCreateGC (dpy, vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
1293
1294 if (gc)
1295 {
1296 XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);
1297 result |= BG_IS_VALID | (bg_flags & BG_EFFECTS_FLAGS);
1298 XFreeGC (dpy, gc);
1299
1300 if (!(bg_flags & BG_CLIENT_RENDER))
1301 {
1302 if ((bg_flags & BG_NEEDS_BLUR)
1303 && (bg_flags & BG_HAS_RENDER_CONV))
1304 {
1305 if (blur_pixmap (bg_pixmap, visual, window_width, window_height))
1306 result &= ~BG_NEEDS_BLUR;
1307 }
1308 if ((bg_flags & BG_NEEDS_TINT)
1309 && (bg_flags & (BG_TINT_BITAND | BG_HAS_RENDER)))
1310 {
1311 if (tint_pixmap (bg_pixmap, visual, window_width, window_height))
1312 result &= ~BG_NEEDS_TINT;
1313 }
1314 } /* server side rendering completed */
1315 }
1316
1317 if (recoded_root_pmap != root_pixmap)
1318 XFreePixmap (dpy, recoded_root_pmap);
1319
1320 return result;
1321}
1322
1323void
1324rxvt_term::bg_set_root_pixmap ()
1325{
1326 Pixmap new_root_pixmap = get_pixmap_property (xa[XA_XROOTPMAP_ID]);
1327 if (new_root_pixmap == None)
1328 new_root_pixmap = get_pixmap_property (xa[XA_ESETROOT_PMAP_ID]);
1329
1330 root_pixmap = new_root_pixmap;
1331}
1332# endif /* ENABLE_TRANSPARENCY */
1333
1334#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1335static void shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c);
1336# endif
1337
1338bool
1339rxvt_term::bg_render ()
1340{
1341 unsigned long tr_flags = 0;
1342
1343 bg_invalidate ();
1344# ifdef ENABLE_TRANSPARENCY
1345 if (bg_flags & BG_IS_TRANSPARENT)
1346 {
1347 /* we need to re-generate transparency pixmap in that case ! */
1348 tr_flags = make_transparency_pixmap ();
1349 if (tr_flags == 0)
1350 return false;
1351 else if (!(tr_flags & BG_EFFECTS_FLAGS))
1352 bg_flags |= BG_IS_VALID;
1353 }
1354# endif
1355
1356# ifdef BG_IMAGE_FROM_FILE
1357 if ((bg_flags & BG_IS_FROM_FILE)
1358 || (tr_flags & BG_EFFECTS_FLAGS))
1359 {
1360 if (render_image (tr_flags))
1361 bg_flags |= BG_IS_VALID;
1362 }
1363# endif
1364
1365# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1366 XImage *result = NULL;
1367
1368 if (tr_flags && !(bg_flags & BG_IS_VALID))
1369 {
1370 result = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
1371 }
1372
1373 if (result)
1374 {
1375 /* our own client-side tinting */
1376 if (tr_flags & BG_NEEDS_TINT)
1377 {
1378 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1379 if (bg_flags & BG_TINT_SET)
1380 tint.get (c);
1381 shade_ximage (DefaultVisual (dpy, display->screen), result, shade, c);
1382 }
1383
1384 GC gc = XCreateGC (dpy, vt, 0UL, NULL);
999 1385
1000 if (gc) 1386 if (gc)
1001 { 1387 {
1002 XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height); 1388 XPutImage (dpy, bg_pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1003 result |= transpPmapTiled;
1004 }
1005 }
1006 TIMING_TEST_PRINT_RESULT (tp);
1007 1389
1008 if (tiled_root_pmap != None) 1390 XFreeGC (dpy, gc);
1009 { 1391 bg_flags |= BG_IS_VALID;
1010 if (!need_client_side_rendering ())
1011 { 1392 }
1012 if ((flags & tintNeeded))
1013 {
1014 if (flags & tintWholesome)
1015 {
1016 /* In this case we can tint image server-side getting significant
1017 * performance improvements, as we eliminate XImage transfer
1018 */
1019 gcv.foreground = Pixel (tint);
1020 gcv.function = GXand;
1021 gcv.fill_style = FillSolid;
1022 if (gc)
1023 XChangeGC (dpy, gc, GCFillStyle | GCForeground | GCFunction, &gcv);
1024 else
1025 gc = XCreateGC (dpy, root, GCFillStyle | GCForeground | GCFunction, &gcv);
1026 if (gc)
1027 {
1028 XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
1029 result |= transpPmapTinted;
1030 }
1031 }
1032 else
1033 {
1034# if XFT
1035 Picture back_pic = 0;
1036 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1037 1393
1038 if (flags & tintSet) 1394 XDestroyImage (result);
1039 tint.get (c);
1040
1041 if (shade > 0 && shade < 100)
1042 {
1043 c.r = (c.r * shade) / 100;
1044 c.g = (c.g * shade) / 100;
1045 c.b = (c.b * shade) / 100;
1046 }
1047 else if (shade > 100 && shade < 200)
1048 {
1049 c.r = (c.r * (200 - shade)) / 100;
1050 c.g = (c.g * (200 - shade)) / 100;
1051 c.b = (c.b * (200 - shade)) / 100;
1052 }
1053
1054 XRenderPictFormat pf;
1055 pf.type = PictTypeDirect;
1056 pf.depth = 32;
1057 pf.direct.redMask = 0xff;
1058 pf.direct.greenMask = 0xff;
1059 pf.direct.blueMask = 0xff;
1060 pf.direct.alphaMask = 0xff;
1061
1062 XRenderPictFormat *solid_format = XRenderFindFormat (dpy,
1063 (PictFormatType|
1064 PictFormatDepth|
1065 PictFormatRedMask|
1066 PictFormatGreenMask|
1067 PictFormatBlueMask|
1068 PictFormatAlphaMask),
1069 &pf,
1070 0);
1071 XRenderPictFormat *root_format = XRenderFindVisualFormat (dpy, DefaultVisualOfScreen (ScreenOfDisplay (dpy, target->display->screen)));
1072 XRenderPictureAttributes pa ;
1073
1074 back_pic = XRenderCreatePicture (dpy, tiled_root_pmap, root_format, 0, &pa);
1075
1076 pa.repeat = True;
1077
1078 Pixmap overlay_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
1079 Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1080 XFreePixmap (dpy, overlay_pmap);
1081
1082 pa.component_alpha = True;
1083 Pixmap mask_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
1084 Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
1085 XFreePixmap (dpy, mask_pmap);
1086
1087 if (mask_pic && overlay_pic && back_pic)
1088 {
1089 XRenderColor mask_c;
1090
1091 memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof (mask_c));
1092 mask_c.alpha = 0xffff;
1093 XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1094
1095 mask_c.alpha = 0;
1096 mask_c.red = 0xffff - c.r;
1097 mask_c.green = 0xffff - c.g;
1098 mask_c.blue = 0xffff - c.b;
1099 XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1100 XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, window_width, window_height);
1101 result |= transpPmapTinted;
1102 }
1103
1104 XRenderFreePicture (dpy, mask_pic);
1105 XRenderFreePicture (dpy, overlay_pic);
1106 XRenderFreePicture (dpy, back_pic);
1107# if DO_TIMING_TEST
1108 XSync (dpy, False);
1109# endif
1110# endif
1111 }
1112 }
1113 } /* server side rendering completed */
1114
1115 if (pixmap)
1116 XFreePixmap (dpy, pixmap);
1117
1118 pixmap = tiled_root_pmap;
1119 pmap_width = window_width;
1120 pmap_height = window_height;
1121 pmap_depth = root_depth;
1122 }
1123
1124 if (gc)
1125 XFreeGC (dpy, gc);
1126
1127 TIMING_TEST_PRINT_RESULT (tp);
1128
1129 return result;
1130}
1131
1132bool
1133bgPixmap_t::set_root_pixmap ()
1134{
1135 Pixmap new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);
1136 if (new_root_pixmap == None)
1137 new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);
1138
1139 if (new_root_pixmap != root_pixmap)
1140 { 1395 }
1141 root_pixmap = new_root_pixmap;
1142 return true;
1143 }
1144
1145 return false;
1146}
1147# endif /* ENABLE_TRANSPARENCY */
1148
1149# ifndef HAVE_AFTERIMAGE
1150static void ShadeXImage(rxvt_term *term, XImage *srcImage, int shade, int rm, int gm, int bm);
1151# endif 1396# endif
1152 1397
1153bool 1398 if (!(bg_flags & BG_IS_VALID))
1154bgPixmap_t::render ()
1155{
1156 unsigned long background_flags = 0;
1157
1158 if (target == NULL)
1159 return false;
1160
1161 TIMING_TEST_START (tp);
1162
1163 invalidate ();
1164# ifdef ENABLE_TRANSPARENCY
1165 if (flags & isTransparent)
1166 {
1167 /* we need to re-generate transparency pixmap in that case ! */
1168 background_flags = make_transparency_pixmap ();
1169 if (background_flags == 0)
1170 return false;
1171 else if ((background_flags & transpTransformations) == (flags & transpTransformations)
1172 && pmap_depth == target->depth)
1173 flags = flags & ~isInvalid;
1174 } 1399 {
1175# endif
1176
1177# ifdef BG_IMAGE_FROM_FILE
1178 if (have_image
1179 || (background_flags & transpTransformations) != (flags & transpTransformations))
1180 {
1181 if (render_image (background_flags))
1182 flags = flags & ~isInvalid;
1183 }
1184# endif
1185
1186 XImage *result = NULL;
1187
1188 if (background_flags && (flags & isInvalid))
1189 {
1190 result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1191
1192# if !defined(HAVE_AFTERIMAGE) && !XFT
1193 /* our own client-side tinting */
1194 /* ATTENTION: We ASSUME that XFT will let us do all the tinting necessary server-side.
1195 This may need to be changed in need_client_side_rendering() logic is altered !!! */
1196 if (result != NULL && !(background_flags & transpPmapTinted) && (flags & tintNeeded))
1197 {
1198 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1199 if (flags & tintSet)
1200 tint.get (c);
1201 ShadeXImage (target, result, shade, c.r, c.g, c.b);
1202 }
1203# endif
1204 }
1205
1206 if (result)
1207 {
1208 GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);
1209
1210 if (gc)
1211 {
1212 if (/*pmap_depth != target->depth &&*/ pixmap != None)
1213 {
1214 XFreePixmap (target->dpy, pixmap);
1215 pixmap = None;
1216 }
1217
1218 if (pixmap == None)
1219 {
1220 pixmap = XCreatePixmap (target->dpy, target->vt, result->width, result->height, target->depth);
1221 pmap_width = result->width;
1222 pmap_height = result->height;
1223 pmap_depth = target->depth;
1224 }
1225
1226 if (pmap_depth != result->depth)
1227 {
1228 /* Bad Match error will ensue ! stupid X !!!! */
1229 if (result->depth == 24 && pmap_depth == 32)
1230 result->depth = 32;
1231 else if (result->depth == 32 && pmap_depth == 24)
1232 result->depth = 24;
1233 else
1234 {
1235 /* TODO: implement image recoding */
1236 }
1237 }
1238
1239 if (pmap_depth == result->depth)
1240 XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1241
1242 XFreeGC (target->dpy, gc);
1243 flags = flags & ~isInvalid;
1244 }
1245
1246 XDestroyImage (result);
1247 }
1248
1249 if (flags & isInvalid)
1250 {
1251 if (pixmap != None) 1400 if (bg_pixmap != None)
1252 { 1401 {
1253 XFreePixmap (target->dpy, pixmap); 1402 XFreePixmap (dpy, bg_pixmap);
1254 pixmap = None; 1403 bg_pixmap = None;
1255 } 1404 }
1256 } 1405 }
1257 1406
1258 apply (); 1407 scr_recolour (false);
1408 bg_flags |= BG_NEEDS_REFRESH;
1259 1409
1260 XSync (target->dpy, False);
1261 valid_since = ev::now (); 1410 bg_valid_since = ev::now ();
1262
1263 TIMING_TEST_PRINT_RESULT (tp);
1264 1411
1265 return true; 1412 return true;
1266} 1413}
1267 1414
1268bool
1269bgPixmap_t::set_target (rxvt_term *new_target)
1270{
1271 if (new_target)
1272 if (target != new_target)
1273 {
1274 target = new_target;
1275# ifdef ENABLE_TRANSPARENCY
1276 root_depth = DefaultDepthOfScreen (ScreenOfDisplay (target->dpy, target->display->screen));
1277# endif
1278 return true;
1279 }
1280
1281 return false;
1282}
1283
1284void 1415void
1285bgPixmap_t::apply () 1416rxvt_term::bg_init ()
1286{ 1417{
1287 if (target)
1288 {
1289 flags &= ~isVtOrigin;
1290
1291 if (pixmap != None)
1292 {
1293 /* set target's background to pixmap */
1294# ifdef ENABLE_TRANSPARENCY 1418#ifdef ENABLE_TRANSPARENCY
1295 if (flags & isTransparent) 1419 shade = 100;
1296 {
1297 XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);
1298 XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);
1299
1300 if (target->scrollBar.win)
1301 XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);
1302 }
1303 else
1304# endif 1420#endif
1305 {
1306 flags |= isVtOrigin;
1307 /* force old pixmap dereference in case it was transparent before :*/
1308 XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1309 XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap);
1310 /* do we also need to set scrollbar's background here ? */
1311 1421
1312 if (target->scrollBar.win) 1422 bg_flags &= ~(BG_HAS_RENDER | BG_HAS_RENDER_CONV);
1313 XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]); 1423#if XRENDER
1314 } 1424 int major, minor;
1315 } 1425 if (XRenderQueryVersion (dpy, &major, &minor))
1316 else 1426 bg_flags |= BG_HAS_RENDER;
1317 { 1427 XFilters *filters = XRenderQueryFilters (dpy, vt);
1318 /* set target background to a pixel */ 1428 if (filters)
1319 XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1320 XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);
1321 /* do we also need to set scrollbar's background here ? */
1322 if (target->scrollBar.win)
1323 XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1324 }
1325
1326 /* don't want Expose on the parent or vt. It is better to use
1327 scr_touch or we get a great deal of flicker otherwise: */
1328 XClearWindow (target->dpy, target->parent[0]);
1329
1330 if (target->scrollBar.state && target->scrollBar.win)
1331 {
1332 target->scrollBar.state = STATE_IDLE;
1333 target->scrollBar.show (0);
1334 }
1335
1336 target->want_refresh = 1;
1337 flags |= hasChanged;
1338 } 1429 {
1430 for (int i = 0; i < filters->nfilter; i++)
1431 if (!strcmp (filters->filter[i], FilterConvolution))
1432 bg_flags |= BG_HAS_RENDER_CONV;
1433
1434 XFree (filters);
1435 }
1436#endif
1339} 1437}
1340 1438
1341#endif /* HAVE_BG_PIXMAP */ 1439#endif /* HAVE_BG_PIXMAP */
1342 1440
1343#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) && !XFT 1441#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1344/* taken from aterm-0.4.2 */ 1442/* taken from aterm-0.4.2 */
1345 1443
1346typedef uint32_t RUINT32T;
1347
1348static void 1444static void
1349ShadeXImage(rxvt_term *term, XImage *srcImage, int shade, int rm, int gm, int bm) 1445shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c)
1350{ 1446{
1351 int sh_r, sh_g, sh_b; 1447 int sh_r, sh_g, sh_b;
1352 RUINT32T mask_r, mask_g, mask_b; 1448 uint32_t mask_r, mask_g, mask_b;
1353 RUINT32T *lookup, *lookup_r, *lookup_g, *lookup_b; 1449 uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1354 unsigned int lower_lim_r, lower_lim_g, lower_lim_b; 1450 rgba low;
1355 unsigned int upper_lim_r, upper_lim_g, upper_lim_b; 1451 rgba high;
1356 int i; 1452 int i;
1453 int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
1357 1454
1358 Visual *visual = term->visual;
1359
1360 if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return ; 1455 if (visual->c_class != TrueColor || ximage->format != ZPixmap) return;
1361
1362 if (shade == 0)
1363 shade = 100;
1364 1456
1365 /* for convenience */ 1457 /* for convenience */
1366 mask_r = visual->red_mask; 1458 mask_r = visual->red_mask;
1367 mask_g = visual->green_mask; 1459 mask_g = visual->green_mask;
1368 mask_b = visual->blue_mask; 1460 mask_b = visual->blue_mask;
1369 1461
1370 /* boring lookup table pre-initialization */ 1462 /* boring lookup table pre-initialization */
1371 switch (srcImage->bits_per_pixel) { 1463 switch (ximage->depth)
1464 {
1372 case 15: 1465 case 15:
1373 if ((mask_r != 0x7c00) || 1466 if ((mask_r != 0x7c00) ||
1374 (mask_g != 0x03e0) || 1467 (mask_g != 0x03e0) ||
1375 (mask_b != 0x001f)) 1468 (mask_b != 0x001f))
1376 return; 1469 return;
1377 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+32+32)); 1470 lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+32+32));
1378 lookup_r = lookup; 1471 lookup_r = lookup;
1379 lookup_g = lookup+32; 1472 lookup_g = lookup+32;
1380 lookup_b = lookup+32+32; 1473 lookup_b = lookup+32+32;
1381 sh_r = 10; 1474 sh_r = 10;
1382 sh_g = 5; 1475 sh_g = 5;
1383 sh_b = 0; 1476 sh_b = 0;
1384 break; 1477 break;
1385 case 16: 1478 case 16:
1386 if ((mask_r != 0xf800) || 1479 if ((mask_r != 0xf800) ||
1387 (mask_g != 0x07e0) || 1480 (mask_g != 0x07e0) ||
1388 (mask_b != 0x001f)) 1481 (mask_b != 0x001f))
1389 return; 1482 return;
1390 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+64+32)); 1483 lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+64+32));
1391 lookup_r = lookup; 1484 lookup_r = lookup;
1392 lookup_g = lookup+32; 1485 lookup_g = lookup+32;
1393 lookup_b = lookup+32+64; 1486 lookup_b = lookup+32+64;
1394 sh_r = 11; 1487 sh_r = 11;
1395 sh_g = 5; 1488 sh_g = 5;
1396 sh_b = 0; 1489 sh_b = 0;
1397 break; 1490 break;
1398 case 24: 1491 case 24:
1399 if ((mask_r != 0xff0000) || 1492 if ((mask_r != 0xff0000) ||
1400 (mask_g != 0x00ff00) || 1493 (mask_g != 0x00ff00) ||
1401 (mask_b != 0x0000ff)) 1494 (mask_b != 0x0000ff))
1402 return; 1495 return;
1403 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256)); 1496 lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1404 lookup_r = lookup; 1497 lookup_r = lookup;
1405 lookup_g = lookup+256; 1498 lookup_g = lookup+256;
1406 lookup_b = lookup+256+256; 1499 lookup_b = lookup+256+256;
1407 sh_r = 16; 1500 sh_r = 16;
1408 sh_g = 8; 1501 sh_g = 8;
1409 sh_b = 0; 1502 sh_b = 0;
1410 break; 1503 break;
1411 case 32: 1504 case 32:
1412 if ((mask_r != 0xff0000) || 1505 if ((mask_r != 0xff0000) ||
1413 (mask_g != 0x00ff00) || 1506 (mask_g != 0x00ff00) ||
1414 (mask_b != 0x0000ff)) 1507 (mask_b != 0x0000ff))
1415 return; 1508 return;
1416 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256)); 1509 lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1417 lookup_r = lookup; 1510 lookup_r = lookup;
1418 lookup_g = lookup+256; 1511 lookup_g = lookup+256;
1419 lookup_b = lookup+256+256; 1512 lookup_b = lookup+256+256;
1420 sh_r = 16; 1513 sh_r = 16;
1421 sh_g = 8; 1514 sh_g = 8;
1422 sh_b = 0; 1515 sh_b = 0;
1423 break; 1516 break;
1424 default: 1517 default:
1425 return; /* we do not support this color depth */ 1518 return; /* we do not support this color depth */
1426 } 1519 }
1427 1520
1428 /* prepare limits for color transformation (each channel is handled separately) */ 1521 /* prepare limits for color transformation (each channel is handled separately) */
1429 if (shade < 0) { 1522 if (shade > 100)
1523 {
1430 shade = -shade; 1524 shade = 200 - shade;
1431 if (shade < 0) shade = 0;
1432 if (shade > 100) shade = 100;
1433 1525
1434 lower_lim_r = 65535-rm; 1526 high.r = c.r * shade / 100;
1435 lower_lim_g = 65535-gm; 1527 high.g = c.g * shade / 100;
1436 lower_lim_b = 65535-bm; 1528 high.b = c.b * shade / 100;
1437 1529
1438 lower_lim_r = 65535-(unsigned int)(((RUINT32T)lower_lim_r)*((RUINT32T)shade)/100); 1530 low.r = 65535 * (100 - shade) / 100;
1439 lower_lim_g = 65535-(unsigned int)(((RUINT32T)lower_lim_g)*((RUINT32T)shade)/100); 1531 low.g = 65535 * (100 - shade) / 100;
1440 lower_lim_b = 65535-(unsigned int)(((RUINT32T)lower_lim_b)*((RUINT32T)shade)/100); 1532 low.b = 65535 * (100 - shade) / 100;
1441
1442 upper_lim_r = upper_lim_g = upper_lim_b = 65535;
1443 } else {
1444 if (shade < 0) shade = 0;
1445 if (shade > 100) shade = 100;
1446
1447 lower_lim_r = lower_lim_g = lower_lim_b = 0;
1448
1449 upper_lim_r = (unsigned int)((((RUINT32T)rm)*((RUINT32T)shade))/100);
1450 upper_lim_g = (unsigned int)((((RUINT32T)gm)*((RUINT32T)shade))/100);
1451 upper_lim_b = (unsigned int)((((RUINT32T)bm)*((RUINT32T)shade))/100);
1452 } 1533 }
1453 1534 else
1454 /* switch red and blue bytes if necessary, we need it for some weird XServers like XFree86 3.3.3.1 */
1455 if ((srcImage->bits_per_pixel == 24) && (mask_r >= 0xFF0000 ))
1456 { 1535 {
1457 unsigned int tmp; 1536 high.r = c.r * shade / 100;
1537 high.g = c.g * shade / 100;
1538 high.b = c.b * shade / 100;
1458 1539
1459 tmp = lower_lim_r; 1540 low.r = low.g = low.b = 0;
1460 lower_lim_r = lower_lim_b;
1461 lower_lim_b = tmp;
1462
1463 tmp = upper_lim_r;
1464 upper_lim_r = upper_lim_b;
1465 upper_lim_b = tmp;
1466 } 1541 }
1467 1542
1468 /* fill our lookup tables */ 1543 /* fill our lookup tables */
1469 for (i = 0; i <= mask_r>>sh_r; i++) 1544 for (i = 0; i <= mask_r>>sh_r; i++)
1470 { 1545 {
1471 RUINT32T tmp; 1546 uint32_t tmp;
1472 tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_r-lower_lim_r)); 1547 tmp = i * high.r;
1473 tmp += ((RUINT32T)(mask_r>>sh_r))*((RUINT32T)lower_lim_r); 1548 tmp += (mask_r>>sh_r) * low.r;
1474 lookup_r[i] = (tmp/65535)<<sh_r; 1549 lookup_r[i] = (tmp/65535)<<sh_r;
1475 } 1550 }
1476 for (i = 0; i <= mask_g>>sh_g; i++) 1551 for (i = 0; i <= mask_g>>sh_g; i++)
1477 { 1552 {
1478 RUINT32T tmp; 1553 uint32_t tmp;
1479 tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_g-lower_lim_g)); 1554 tmp = i * high.g;
1480 tmp += ((RUINT32T)(mask_g>>sh_g))*((RUINT32T)lower_lim_g); 1555 tmp += (mask_g>>sh_g) * low.g;
1481 lookup_g[i] = (tmp/65535)<<sh_g; 1556 lookup_g[i] = (tmp/65535)<<sh_g;
1482 } 1557 }
1483 for (i = 0; i <= mask_b>>sh_b; i++) 1558 for (i = 0; i <= mask_b>>sh_b; i++)
1484 { 1559 {
1485 RUINT32T tmp; 1560 uint32_t tmp;
1486 tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_b-lower_lim_b)); 1561 tmp = i * high.b;
1487 tmp += ((RUINT32T)(mask_b>>sh_b))*((RUINT32T)lower_lim_b); 1562 tmp += (mask_b>>sh_b) * low.b;
1488 lookup_b[i] = (tmp/65535)<<sh_b; 1563 lookup_b[i] = (tmp/65535)<<sh_b;
1489 } 1564 }
1490 1565
1491 /* apply table to input image (replacing colors by newly calculated ones) */ 1566 /* apply table to input image (replacing colors by newly calculated ones) */
1492 switch (srcImage->bits_per_pixel) 1567 if (ximage->bits_per_pixel == 32
1568 && (ximage->depth == 24 || ximage->depth == 32)
1569 && ximage->byte_order == host_byte_order)
1493 { 1570 {
1494 case 15:
1495 {
1496 unsigned short *p1, *pf, *p, *pl; 1571 uint32_t *p1, *pf, *p, *pl;
1497 p1 = (unsigned short *) srcImage->data; 1572 p1 = (uint32_t *) ximage->data;
1498 pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line); 1573 pf = (uint32_t *) (ximage->data + ximage->height * ximage->bytes_per_line);
1574
1499 while (p1 < pf) 1575 while (p1 < pf)
1500 { 1576 {
1501 p = p1; 1577 p = p1;
1502 pl = p1 + srcImage->width; 1578 pl = p1 + ximage->width;
1503 for (; p < pl; p++) 1579 for (; p < pl; p++)
1504 { 1580 {
1505 *p = lookup_r[(*p & 0x7c00)>>10] |
1506 lookup_g[(*p & 0x03e0)>> 5] |
1507 lookup_b[(*p & 0x001f)];
1508 }
1509 p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1510 }
1511 break;
1512 }
1513 case 16:
1514 {
1515 unsigned short *p1, *pf, *p, *pl;
1516 p1 = (unsigned short *) srcImage->data;
1517 pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1518 while (p1 < pf)
1519 {
1520 p = p1;
1521 pl = p1 + srcImage->width;
1522 for (; p < pl; p++)
1523 {
1524 *p = lookup_r[(*p & 0xf800)>>11] |
1525 lookup_g[(*p & 0x07e0)>> 5] |
1526 lookup_b[(*p & 0x001f)];
1527 }
1528 p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1529 }
1530 break;
1531 }
1532 case 24:
1533 {
1534 unsigned char *p1, *pf, *p, *pl;
1535 p1 = (unsigned char *) srcImage->data;
1536 pf = (unsigned char *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1537 while (p1 < pf)
1538 {
1539 p = p1;
1540 pl = p1 + srcImage->width * 3;
1541 for (; p < pl; p += 3)
1542 {
1543 p[0] = lookup_r[(p[0] & 0xff0000)>>16];
1544 p[1] = lookup_r[(p[1] & 0x00ff00)>> 8];
1545 p[2] = lookup_r[(p[2] & 0x0000ff)];
1546 }
1547 p1 = (unsigned char *) ((char *) p1 + srcImage->bytes_per_line);
1548 }
1549 break;
1550 }
1551 case 32:
1552 {
1553 RUINT32T *p1, *pf, *p, *pl;
1554 p1 = (RUINT32T *) srcImage->data;
1555 pf = (RUINT32T *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1556
1557 while (p1 < pf)
1558 {
1559 p = p1;
1560 pl = p1 + srcImage->width;
1561 for (; p < pl; p++)
1562 {
1563 *p = lookup_r[(*p & 0xff0000)>>16] | 1581 *p = lookup_r[(*p & 0xff0000) >> 16] |
1564 lookup_g[(*p & 0x00ff00)>> 8] | 1582 lookup_g[(*p & 0x00ff00) >> 8] |
1565 lookup_b[(*p & 0x0000ff)] | 1583 lookup_b[(*p & 0x0000ff)] |
1566 (*p & ~0xffffff); 1584 (*p & 0xff000000);
1585 }
1586 p1 = (uint32_t *) ((char *) p1 + ximage->bytes_per_line);
1587 }
1588 }
1589 else
1590 {
1591 for (int y = 0; y < ximage->height; y++)
1592 for (int x = 0; x < ximage->width; x++)
1593 {
1594 unsigned long pixel = XGetPixel (ximage, x, y);
1595 pixel = lookup_r[(pixel & mask_r) >> sh_r] |
1596 lookup_g[(pixel & mask_g) >> sh_g] |
1597 lookup_b[(pixel & mask_b) >> sh_b];
1598 XPutPixel (ximage, x, y, pixel);
1567 } 1599 }
1568 p1 = (RUINT32T *) ((char *) p1 + srcImage->bytes_per_line);
1569 } 1600 }
1570 break;
1571 }
1572 }
1573 1601
1574 free (lookup); 1602 free (lookup);
1575} 1603}
1576#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */ 1604#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */

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