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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.2 by sasha, Wed Sep 12 21:06:08 2007 UTC vs.
Revision 1.160 by sf-exg, Thu Aug 11 08:37:17 2011 UTC

1/*----------------------------------------------------------------------* 1/*----------------------------------------------------------------------*
2 * File: background.C - former xmp.C 2 * File: background.C - former xpm.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * 4 *
5 * All portions of code are copyright by their respective author/s. 5 * All portions of code are copyright by their respective author/s.
6 * Copyright (c) 1997 Carsten Haitzler <raster@zip.com.au>
7 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
8 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
9 * Copyright (c) 2005-2006 Marc Lehmann <pcg@goof.com> 6 * Copyright (c) 2005-2008 Marc Lehmann <schmorp@schmorp.de>
10 * Copyright (c) 2007 Sasha Vasko <sasha@aftercode.net> 7 * Copyright (c) 2007 Sasha Vasko <sasha@aftercode.net>
8 * Copyright (c) 2010 Emanuele Giaquinta <e.giaquinta@glauco.it>
11 * 9 *
12 * This program is free software; you can redistribute it and/or modify 10 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License as published by 11 * it under the terms of the GNU General Public License as published by
14 * the Free Software Foundation; either version 2 of the License, or 12 * the Free Software Foundation; either version 2 of the License, or
15 * (at your option) any later version. 13 * (at your option) any later version.
… …
22 * You should have received a copy of the GNU General Public License 20 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, write to the Free Software 21 * along with this program; if not, write to the Free Software
24 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 22 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
25 *---------------------------------------------------------------------*/ 23 *---------------------------------------------------------------------*/
26 24
25#include <cmath>
27#include "../config.h" /* NECESSARY */ 26#include "../config.h" /* NECESSARY */
28#include "rxvt.h" /* NECESSARY */ 27#include "rxvt.h" /* NECESSARY */
29 28
30#define DO_TIMING_TEST 0 29#if XRENDER
30# include <X11/extensions/Xrender.h>
31#endif
31 32
32#if DO_TIMING_TEST 33#ifndef FilterConvolution
33#define TIMING_TEST_START(id) \ 34#define FilterConvolution "convolution"
34 struct timeval timing_test_##id##_stv;\
35 gettimeofday (&timing_test_##id##_stv, NULL);
36
37#define TIMING_TEST_PRINT_RESULT(id) \
38 do{ struct timeval tv;gettimeofday (&tv, NULL); tv.tv_sec -= (timing_test_##id##_stv).tv_sec;\
39 fprintf (stderr, "%s: %s: %d: elapsed %ld usec\n", #id, __FILE__, __LINE__,\
40 tv.tv_sec * 1000000 + tv.tv_usec - (timing_test_##id##_stv).tv_usec);}while (0)
41
42#else
43#define TIMING_TEST_START(id) do{}while (0)
44#define TIMING_TEST_PRINT_RESULT(id) do{}while (0)
45#endif 35#endif
46 36
47/* 37/*
48 * Pixmap geometry string interpretation : 38 * Pixmap geometry string interpretation :
49 * Each geometry string contains zero or one scale/position 39 * Each geometry string contains zero or one scale/position
50 * adjustment and may optionally be followed by a colon and one or more 40 * adjustment and may optionally be followed by a colon and one or more
51 * colon-delimited pixmap operations. 41 * colon-delimited pixmap operations.
52 * The following table shows the valid geometry strings and their 42 * The following table shows the valid geometry strings and their
53 * affects on the background image : 43 * effects on the background image :
54 * 44 *
55 * WxH+X+Y Set scaling to W% by H%, and position to X% by Y%. 45 * WxH+X+Y Set scaling to W% by H%, and position to X% by Y%.
56 * W and H are percentages of the terminal window size. 46 * W and H are percentages of the terminal window size.
57 * X and Y are also percentages; e.g., +50+50 centers 47 * X and Y are also percentages; e.g., +50+50 centers
58 * the image in the window. 48 * the image in the window.
59 * WxH+X Assumes Y == X
60 * WxH Assumes Y == X == 50 (centers the image)
61 * W+X+Y Assumes H == W
62 * W+X Assumes H == W and Y == X
63 * W Assumes H == W and Y == X == 50
64 *
65 * Adjusting position only :
66 * =+X+Y Set position to X% by Y% (absolute).
67 * =+X Set position to X% by X%.
68 * +X+Y Adjust position horizontally X% and vertically Y%
69 * from current position (relative).
70 * +X Adjust position horizontally X% and vertically X%
71 * from current position.
72 *
73 * Adjusting scale only :
74 * Wx0 Multiply horizontal scaling factor by W%
75 * 0xH Multiply vertical scaling factor by H%
76 * 0x0 No scaling (show image at normal size).
77 * 49 *
78 * Pixmap Operations : (should be prepended by a colon) 50 * Pixmap Operations : (should be prepended by a colon)
79 * tile Tile image. Scaling/position modifiers above will affect
80 * the tile size and origin.
81 * propscale When scaling, scale proportionally. That is, maintain the
82 * proper aspect ratio for the image. Any portion of the
83 * background not covered by the image is filled with the
84 * current background color.
85 * hscale Scale horizontally, tile vertically ?
86 * vscale Tile horizontally, scale vertically ?
87 * scale Scale both up and down
88 * auto Same as 100x100+50+50
89 */ 51 */
90 52
91#ifdef HAVE_BG_PIXMAP 53#ifdef HAVE_BG_PIXMAP
92bgPixmap_t::bgPixmap_t() 54void
55rxvt_term::bg_destroy ()
93{ 56{
94#ifdef HAVE_AFTERIMAGE 57#ifdef HAVE_AFTERIMAGE
95 original_asim = NULL; 58 if (original_asim)
59 safe_asimage_destroy (original_asim);
60 if (asv)
61 destroy_asvisual (asv, 0);
62 if (asimman)
63 destroy_image_manager (asimman, 0);
96#endif 64#endif
97#ifdef BG_IMAGE_FROM_FILE 65
98 h_scale = v_scale = 0; 66#ifdef HAVE_PIXBUF
99 h_align = v_align = 0; 67 if (pixbuf)
68 g_object_unref (pixbuf);
100#endif 69#endif
101 flags = 0;
102 pixmap = None;
103}
104 70
71 if (bg_pixmap)
72 XFreePixmap (dpy, bg_pixmap);
73}
105 74
106bool 75bool
107bgPixmap_t::window_size_sensitive () 76rxvt_term::bg_set_position (int x, int y)
108{ 77{
109# ifdef BG_IMAGE_FROM_FILE 78
110# ifdef HAVE_AFTERIMAGE 79 if (target_x != x
111 if (original_asim != NULL) 80 || target_y != y)
112# endif
113 { 81 {
114 if (h_scale != 0 || v_scale != 0 82 target_x = x;
115 || h_align != 0 || v_align != 0) 83 target_y = y;
116 return true; 84 return true;
117 } 85 }
118# endif 86 return false;
87}
88
89bool
90rxvt_term::bg_window_size_sensitive ()
91{
119# ifdef ENABLE_TRANSPARENCY 92# ifdef ENABLE_TRANSPARENCY
120 if (flags & isTransparent) 93 if (bg_flags & BG_IS_TRANSPARENT)
121 return true; 94 return true;
122# endif 95# endif
96
97# ifdef BG_IMAGE_FROM_FILE
98 if (bg_flags & BG_IS_FROM_FILE)
99 {
100 if (bg_flags & BG_IS_SIZE_SENSITIVE)
101 return true;
102 }
103# endif
104
123 return false; 105 return false;
124} 106}
125 107
126bool bgPixmap_t::need_client_side_rendering () 108bool
109rxvt_term::bg_window_position_sensitive ()
127{ 110{
128# ifdef HAVE_AFTERIMAGE 111# ifdef ENABLE_TRANSPARENCY
129 if (original_asim != NULL) 112 if (bg_flags & BG_IS_TRANSPARENT)
130 return true; 113 return true;
131# endif 114# endif
132# ifdef ENABLE_TRANSPARENCY 115
133 if (flags & isTransparent) 116# ifdef BG_IMAGE_FROM_FILE
117 if (bg_flags & BG_IS_FROM_FILE)
134 { 118 {
135 if (((flags & blurNeeded) && !(flags & blurServerSide)) 119 if (bg_flags & BG_ROOT_ALIGN)
136 || ((flags & tintNeeded) && !(flags & tintServerSide)))
137 return true; 120 return true;
138 } 121 }
139# endif 122# endif
123
140 return false; 124 return false;
141} 125}
142 126
143# ifdef BG_IMAGE_FROM_FILE 127# ifdef BG_IMAGE_FROM_FILE
144static inline bool 128static inline bool
… …
177 161
178static inline int 162static inline int
179make_align_position (int align, int window_size, int image_size) 163make_align_position (int align, int window_size, int image_size)
180{ 164{
181 int diff = window_size - image_size; 165 int diff = window_size - image_size;
182 int smaller = MIN (image_size,window_size); 166 int smaller = min (image_size, window_size);
183 167
184 if (align >= 0 && align <= 50) 168 if (align >= 0 && align <= 100)
185 return diff * align / 100; 169 return diff * align / 100;
186 else if (align > 50 && align <= 100)
187 return window_size - image_size - diff * (100 - align) / 100;
188 else if (align > 100 && align <= 200 ) 170 else if (align > 100 && align <= 200)
189 return ((align - 100) * smaller / 100) + window_size - smaller; 171 return ((align - 100) * smaller / 100) + window_size - smaller;
190 else if (align > -100 && align < 0) 172 else if (align >= -100 && align < 0)
191 return ((align + 100) * smaller / 100) - image_size; 173 return ((align + 100) * smaller / 100) - image_size;
192 return 0; 174 return 0;
193} 175}
194 176
195static inline int 177static inline int
196make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size) 178make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)
197{ 179{
198 int src_pos = 0; 180 int src_pos = 0;
199 dst_pos = 0; 181 dst_pos = pos;
200 dst_size = size; 182 dst_size = size;
201 if (pos < 0 && size > target_size) 183 if (pos < 0)
202 { 184 {
203 src_pos = -pos; 185 src_pos = -pos;
186 dst_pos = 0;
204 dst_size += pos; 187 dst_size += pos;
205 } 188 }
206 else if (pos > 0)
207 dst_pos = pos;
208 189
209 if (dst_pos + dst_size > target_size) 190 if (dst_pos + dst_size > target_size)
210 dst_size = target_size - dst_pos; 191 dst_size = target_size - dst_pos;
211 return src_pos; 192 return src_pos;
212} 193}
213 194
214bool 195bool
215bgPixmap_t::set_geometry (const char *geom) 196rxvt_term::bg_set_geometry (const char *geom, bool update)
216{ 197{
198 bool changed = false;
217 int geom_flags = 0, changed = 0; 199 int geom_flags = 0;
218 int x = 0, y = 0; 200 int x = 0, y = 0;
219 unsigned int w = 0, h = 0; 201 unsigned int w = 0, h = 0;
220 unsigned int n; 202 unsigned int n;
221 unsigned long new_flags = (flags & (~geometryFlags)); 203 unsigned long new_flags = (bg_flags & (~BG_GEOMETRY_FLAGS));
222 char *p; 204 const char *ops;
223# define MAXLEN_GEOM 256 /* could be longer then regular geometry string */
224 205
225 if (geom == NULL) 206 if (geom == NULL)
226 return false; 207 return false;
227 208
228 char str[MAXLEN_GEOM]; 209 char str[256];
229 210
230 while (isspace(*geom)) ++geom;
231 if ((p = strchr (geom, ';')) == NULL)
232 p = strchr (geom, '\0'); 211 ops = strchr (geom, ':');
233 212 if (ops == NULL)
213 n = strlen (geom);
214 else
234 n = (p - geom); 215 n = ops - geom;
235 if (n < MAXLEN_GEOM)
236 {
237 char *ops;
238 new_flags |= geometrySet;
239 216
217 if (n >= sizeof (str))
218 return false;
219
240 strncpy (str, geom, n); 220 memcpy (str, geom, n);
241 str[n] = '\0'; 221 str[n] = '\0';
242 if (str[0] == ':') 222 rxvt_strtrim (str);
243 ops = &str[0];
244 else if (str[0] != 'x' && str[0] != 'X' && isalpha(str[0]))
245 ops = &str[0];
246 else
247 {
248 char *tmp;
249 ops = strchr (str, ':');
250 if (ops != NULL)
251 {
252 for (tmp = ops-1; tmp >= str && isspace(*tmp); --tmp);
253 *(++tmp) = '\0';
254 if (ops == tmp) ++ops;
255 }
256 }
257 223
258 if (ops > str || ops == NULL) 224 if (str[0])
259 { 225 {
260 /* we have geometry string - let's handle it prior to applying ops */ 226 /* we have geometry string - let's handle it prior to applying ops */
261 geom_flags = XParseGeometry (str, &x, &y, &w, &h); 227 geom_flags = XParseGeometry (str, &x, &y, &w, &h);
262
263 if ((geom_flags & XValue) && !(geom_flags & YValue))
264 {
265 y = x;
266 geom_flags |= YValue;
267 }
268
269 if (flags & geometrySet)
270 {/* new geometry is an adjustment to the old one ! */
271 if ((geom_flags & WidthValue) && (geom_flags & HeightValue))
272 {
273 if (w == 0 && h != 0)
274 {
275 w = h_scale;
276 h = (v_scale * h) / 100;
277 }
278 else if (h == 0 && w != 0)
279 {
280 w = (h_scale * w) / 100;
281 h = v_scale;
282 }
283 }
284 if (geom_flags & XValue)
285 {
286 if (str[0] != '=')
287 {
288 y += v_align;
289 x += h_align;
290 }
291 }
292 }
293 else /* setting up geometry from scratch */
294 {
295 if (!(geom_flags & XValue))
296 {/* use default geometry - centered */
297 x = y = defaultAlign;
298 }
299 else if (!(geom_flags & YValue))
300 y = x;
301
302 if ((geom_flags & (WidthValue|HeightValue)) == 0)
303 {/* use default geometry - scaled */
304 w = h = defaultScale;
305 }
306 else if (geom_flags & WidthValue)
307 {
308 if (!(geom_flags & HeightValue))
309 h = w;
310 }
311 else
312 w = h;
313 }
314 } /* done parsing geometry string */ 228 } /* done parsing geometry string */
315 else if (!(flags & geometrySet)) 229
316 { /* default geometry - scaled and centered */ 230 if (!update)
231 {
232 if (!(geom_flags & XValue))
317 x = y = defaultAlign; 233 x = y = defaultAlign;
234 else if (!(geom_flags & YValue))
235 y = x;
236
237 if (!(geom_flags & (WidthValue|HeightValue)))
318 w = h = defaultScale; 238 w = h = defaultScale;
319 } 239 else if (!(geom_flags & HeightValue))
320 240 h = w;
321 if (!(flags & geometrySet)) 241 else if (!(geom_flags & WidthValue))
242 w = h;
243
322 geom_flags |= WidthValue|HeightValue|XValue|YValue; 244 geom_flags |= WidthValue|HeightValue|XValue|YValue;
245 }
323 246
324 if (ops) 247 if (ops)
325 { 248 {
326 while (*ops) 249 char **arr = rxvt_strsplit (':', ops + 1);
250
251 for (int i = 0; arr[i]; i++)
327 { 252 {
328 while (*ops == ':' || isspace(*ops)) ++ops; 253 if (!strcasecmp (arr[i], "style=tiled"))
329# define CHECK_GEOM_OPS(op_str) (strncasecmp (ops, (op_str), sizeof(op_str)-1) == 0)
330 if (CHECK_GEOM_OPS("tile"))
331 { 254 {
255 new_flags = BG_TILE;
332 w = h = 0; 256 w = h = noScale;
333 geom_flags |= WidthValue|HeightValue;
334 }
335 else if (CHECK_GEOM_OPS("propscale"))
336 {
337 if (w == 0 && h == 0)
338 {
339 w = 100;
340 geom_flags |= WidthValue;
341 }
342 new_flags |= propScale;
343 }
344 else if (CHECK_GEOM_OPS("hscale"))
345 {
346 if (w == 0)
347 w = 100;
348 h = 0;
349 geom_flags |= WidthValue|HeightValue;
350 }
351 else if (CHECK_GEOM_OPS("vscale"))
352 {
353 if (h == 0)
354 h = 100;
355 w = 0;
356 geom_flags |= WidthValue|HeightValue;
357 }
358 else if (CHECK_GEOM_OPS("scale"))
359 {
360 if (h == 0)
361 h = 100;
362 if (w == 0)
363 w = 100;
364 geom_flags |= WidthValue|HeightValue;
365 }
366 else if (CHECK_GEOM_OPS("auto"))
367 {
368 w = h = 100;
369 x = y = 50; 257 x = y = 0;
370 geom_flags |= WidthValue|HeightValue|XValue|YValue; 258 geom_flags = WidthValue|HeightValue|XValue|YValue;
371 } 259 }
372# undef CHECK_GEOM_OPS 260 else if (!strcasecmp (arr[i], "style=aspect-stretched"))
373 while (*ops != ':' && *ops != '\0') ++ops; 261 {
262 new_flags = BG_PROP_SCALE;
263 x = y = centerAlign;
264 geom_flags = XValue|YValue;
265 }
266 else if (!strcasecmp (arr[i], "style=stretched"))
267 {
268 new_flags = 0;
269 w = h = windowScale;
270 geom_flags = WidthValue|HeightValue;
271 }
272 else if (!strcasecmp (arr[i], "style=centered"))
273 {
274 new_flags = 0;
275 w = h = noScale;
276 x = y = centerAlign;
277 geom_flags = WidthValue|HeightValue|XValue|YValue;
278 }
279 else if (!strcasecmp (arr[i], "style=root-tiled"))
280 {
281 new_flags = BG_TILE|BG_ROOT_ALIGN;
282 w = h = noScale;
283 geom_flags = WidthValue|HeightValue;
284 }
285 else if (!strcasecmp (arr[i], "op=tile"))
286 new_flags |= BG_TILE;
287 else if (!strcasecmp (arr[i], "op=pscale"))
288 new_flags |= BG_PROP_SCALE;
289 else if (!strcasecmp (arr[i], "op=root"))
290 new_flags |= BG_ROOT_ALIGN;
291
292 // deprecated
293 else if (!strcasecmp (arr[i], "tile"))
294 {
295 new_flags |= BG_TILE;
296 w = h = noScale;
297 geom_flags |= WidthValue|HeightValue;
298 }
299 else if (!strcasecmp (arr[i], "propscale"))
300 {
301 new_flags |= BG_PROP_SCALE;
302 }
303 else if (!strcasecmp (arr[i], "scale"))
304 {
305 if (h == 0) h = windowScale;
306 if (w == 0) w = windowScale;
307
308 geom_flags |= WidthValue|HeightValue;
309 }
310 else if (!strcasecmp (arr[i], "root"))
311 {
312 new_flags |= BG_TILE|BG_ROOT_ALIGN;
313 w = h = noScale;
314 geom_flags |= WidthValue|HeightValue;
315 }
374 } /* done parsing ops */ 316 } /* done parsing ops */
375 }
376 317
318 rxvt_free_strsplit (arr);
319 }
320
377 if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) 321 if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;
378 ++changed;
379 if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) 322 if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;
380 ++changed;
381 if (check_set_align_value (geom_flags, XValue, h_align, x)) 323 if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;
382 ++changed;
383 if (check_set_align_value (geom_flags, YValue, v_align, y)) 324 if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
384 ++changed;
385 }
386 325
387 if (new_flags != flags) 326 if (new_flags != bg_flags)
388 { 327 {
389 flags = new_flags; 328 bg_flags = new_flags;
390 changed++; 329 changed = true;
391 } 330 }
392//fprintf( stderr, "flags = %lX, scale = %ux%u, align=%+d%+d\n", 331
393// flags, h_scale, v_scale, h_align, v_align);
394 return (changed > 0); 332 return changed;
333}
334
335void
336rxvt_term::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
337{
338 int target_width = szHint.width;
339 int target_height = szHint.height;
340
341 if (bg_flags & BG_PROP_SCALE)
342 {
343 float scale = (float)target_width / image_width;
344 min_it (scale, (float)target_height / image_height);
345 w = image_width * scale + 0.5;
346 h = image_height * scale + 0.5;
347 }
348 else
349 {
350 w = h_scale * target_width / 100;
351 h = v_scale * target_height / 100;
352 }
353
354 if (!w) w = image_width;
355 if (!h) h = image_height;
356
357 if (bg_flags & BG_ROOT_ALIGN)
358 {
359 x = -target_x;
360 y = -target_y;
361 }
362 else
363 {
364 x = make_align_position (h_align, target_width, w);
365 y = make_align_position (v_align, target_height, h);
366 }
367
368 bg_flags &= ~BG_IS_SIZE_SENSITIVE;
369 if (!(bg_flags & BG_TILE)
370 || (bg_flags & BG_PROP_SCALE) || h_scale || v_scale
371 || (!(bg_flags & BG_ROOT_ALIGN) && (h_align || v_align))
372 || w > target_width || h > target_height)
373 bg_flags |= BG_IS_SIZE_SENSITIVE;
395} 374}
396 375
397# ifdef HAVE_AFTERIMAGE 376# ifdef HAVE_AFTERIMAGE
398bool 377bool
399bgPixmap_t::render_asim (ASImage *background, ARGB32 background_tint) 378rxvt_term::render_image (unsigned long tr_flags)
400{ 379{
401 if (target == NULL) 380 init_asv ();
402 return false;
403 381
404 int target_width = (int)target->szHint.width; 382 ASImage *background = NULL;
405 int target_height = (int)target->szHint.height; 383 ARGB32 background_tint = TINT_LEAVE_SAME;
406 int new_pmap_width = target_width, new_pmap_height = target_height; 384
385# ifdef ENABLE_TRANSPARENCY
386 if (tr_flags)
387 background = pixmap2ximage (asv, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, 100);
388
389 if (tr_flags & BG_NEEDS_TINT)
390 {
391 ShadingInfo as_shade;
392 as_shade.shading = shade;
393
394 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
395 if (bg_flags & BG_TINT_SET)
396 tint.get (c);
397 as_shade.tintColor.red = c.r;
398 as_shade.tintColor.green = c.g;
399 as_shade.tintColor.blue = c.b;
400
401 background_tint = shading2tint32 (&as_shade);
402 }
403
404 if ((tr_flags & BG_NEEDS_BLUR) && background != NULL)
405 {
406 ASImage *tmp = blur_asimage_gauss (asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
407 (original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage,
408 100, ASIMAGE_QUALITY_DEFAULT);
409 if (tmp)
410 {
411 destroy_asimage (&background);
412 background = tmp;
413 }
414 }
415# endif
416
407 ASImage *result = NULL; 417 ASImage *result = 0;
418
419 int target_width = szHint.width;
420 int target_height = szHint.height;
421 int new_pmap_width = target_width;
422 int new_pmap_height = target_height;
408 423
409 int x = 0; 424 int x = 0;
410 int y = 0; 425 int y = 0;
411 int w = h_scale * target_width / 100; 426 int w = 0;
412 int h = v_scale * target_height / 100; 427 int h = 0;
413
414 TIMING_TEST_START (asim);
415 428
416 if (original_asim) 429 if (original_asim)
417 { 430 get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
418 x = make_align_position (h_align, target_width, w > 0 ? w : (int)original_asim->width);
419 y = make_align_position (v_align, target_height, h > 0 ? h : (int)original_asim->height);
420 }
421 431
422 if (original_asim == NULL 432 if (!original_asim
433 || (!(bg_flags & BG_ROOT_ALIGN)
423 || x >= target_width 434 && (x >= target_width
424 || y >= target_height 435 || y >= target_height
425 || (w > 0 && x + w <= 0) 436 || (x + w <= 0)
426 || (h > 0 && y + h <= 0)) 437 || (y + h <= 0))))
427 { 438 {
428 if (background) 439 if (background)
429 { 440 {
430 new_pmap_width = background->width; 441 new_pmap_width = background->width;
431 new_pmap_height = background->height; 442 new_pmap_height = background->height;
432 result = background; 443 result = background;
444
433 if (background_tint != TINT_LEAVE_SAME) 445 if (background_tint != TINT_LEAVE_SAME)
434 { 446 {
435 ASImage* tmp = tile_asimage (target->asv, background, 0, 0, 447 ASImage *tmp = tile_asimage (asv, background, 0, 0,
436 target_width, target_height, background_tint, 448 target_width, target_height, background_tint,
437 ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT); 449 ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
438 if (tmp) 450 if (tmp)
439 result = tmp; 451 result = tmp;
440 } 452 }
… …
443 new_pmap_width = new_pmap_height = 0; 455 new_pmap_width = new_pmap_height = 0;
444 } 456 }
445 else 457 else
446 { 458 {
447 result = original_asim; 459 result = original_asim;
460
448 if ((w > 0 && w != original_asim->width) 461 if ((w != original_asim->width)
449 || (h > 0 && h != original_asim->height)) 462 || (h != original_asim->height))
450 { 463 {
451 result = scale_asimage (target->asv, original_asim, 464 result = scale_asimage (asv, original_asim,
452 w > 0 ? w : original_asim->width, 465 w, h,
453 h > 0 ? h : original_asim->height,
454 background ? ASA_ASImage : ASA_XImage, 466 background ? ASA_ASImage : ASA_XImage,
455 100, ASIMAGE_QUALITY_DEFAULT); 467 100, ASIMAGE_QUALITY_DEFAULT);
456 } 468 }
469
457 if (background == NULL) 470 if (background == NULL)
471 {
472 if (bg_flags & BG_TILE)
473 {
458 {/* if tiling - pixmap has to be sized exactly as the image */ 474 /* if tiling - pixmap has to be sized exactly as the image,
459 if (h_scale == 0) 475 but there is no need to make it bigger than the window! */
460 new_pmap_width = result->width; 476 new_pmap_width = min (result->width, target_width);
461 if (v_scale == 0)
462 new_pmap_height = result->height; 477 new_pmap_height = min (result->height, target_height);
478
463 /* we also need to tile our image in one or both directions */ 479 /* we also need to tile our image in both directions */
464 if (h_scale == 0 || v_scale == 0)
465 {
466 ASImage *tmp = tile_asimage (target->asv, result, 480 ASImage *tmp = tile_asimage (asv, result,
467 (h_scale > 0) ? 0 : (int)result->width - x, 481 (int)result->width - x,
468 (v_scale > 0) ? 0 : (int)result->height - y, 482 (int)result->height - y,
483 new_pmap_width,
469 result->width, result->height, 484 new_pmap_height,
470 TINT_LEAVE_SAME, ASA_XImage, 485 TINT_LEAVE_SAME, ASA_XImage,
471 100, ASIMAGE_QUALITY_DEFAULT); 486 100, ASIMAGE_QUALITY_DEFAULT);
472 if (tmp) 487 if (tmp)
473 { 488 {
474 if (result != original_asim) 489 if (result != original_asim)
475 destroy_asimage (&result); 490 destroy_asimage (&result);
491
476 result = tmp; 492 result = tmp;
477 } 493 }
478 } 494 }
479 } 495 }
480 else 496 else
497 {
481 {/* if blending background and image - pixmap has to be sized same as target window */ 498 /* if blending background and image - pixmap has to be sized same as target window */
482 ASImageLayer *layers = create_image_layers (2); 499 ASImageLayer *layers = create_image_layers (2);
483 ASImage *merged_im = NULL;
484 500
485 layers[0].im = background; 501 layers[0].im = background;
486 layers[0].clip_width = target_width; 502 layers[0].clip_width = target_width;
487 layers[0].clip_height = target_height; 503 layers[0].clip_height = target_height;
488 layers[0].tint = background_tint; 504 layers[0].tint = background_tint;
489 layers[1].im = result; 505 layers[1].im = result;
490 if (w <= 0) 506
507 if (bg_flags & BG_TILE)
508 {
491 {/* tile horizontally */ 509 /* tile horizontally */
492 while (x > 0) x -= (int)result->width; 510 while (x > 0) x -= (int)result->width;
493 layers[1].dst_x = x; 511 layers[1].dst_x = x;
494 layers[1].clip_width = result->width+target_width; 512 layers[1].clip_width = result->width+target_width;
495 } 513 }
496 else 514 else
515 {
497 {/* clip horizontally */ 516 /* clip horizontally */
498 layers[1].dst_x = x; 517 layers[1].dst_x = x;
499 layers[1].clip_width = result->width; 518 layers[1].clip_width = result->width;
500 } 519 }
501 if (h <= 0) 520
521 if (bg_flags & BG_TILE)
502 { 522 {
503 while (y > 0) y -= (int)result->height; 523 while (y > 0) y -= (int)result->height;
504 layers[1].dst_y = y; 524 layers[1].dst_y = y;
505 layers[1].clip_height = result->height + target_height; 525 layers[1].clip_height = result->height + target_height;
506 } 526 }
507 else 527 else
508 { 528 {
509 layers[1].dst_y = y; 529 layers[1].dst_y = y;
510 layers[1].clip_height = result->height; 530 layers[1].clip_height = result->height;
511 } 531 }
532
512 if (target->rs[Rs_blendtype]) 533 if (rs[Rs_blendtype])
513 { 534 {
514 layers[1].merge_scanlines = blend_scanlines_name2func (target->rs[Rs_blendtype]); 535 layers[1].merge_scanlines = blend_scanlines_name2func (rs[Rs_blendtype]);
515 if (layers[1].merge_scanlines == NULL) 536 if (layers[1].merge_scanlines == NULL)
516 layers[1].merge_scanlines = alphablend_scanlines; 537 layers[1].merge_scanlines = alphablend_scanlines;
517 } 538 }
539
518 ASImage *tmp = merge_layers (target->asv, layers, 2, target_width, target_height, 540 ASImage *tmp = merge_layers (asv, layers, 2, target_width, target_height,
519 ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT); 541 ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
542
520 if (tmp) 543 if (tmp)
521 { 544 {
522 if (result != original_asim) 545 if (result != original_asim)
523 destroy_asimage (&result); 546 destroy_asimage (&result);
547
524 result = tmp; 548 result = tmp;
525 } 549 }
550
526 free (layers); 551 free (layers);
527 } 552 }
528 } 553 }
529 TIMING_TEST_PRINT_RESULT (asim);
530 554
531 if (pixmap) 555 bool ret = false;
532 {
533 if (result == NULL
534 || pmap_width != new_pmap_width
535 || pmap_height != new_pmap_height
536 || pmap_depth != target->depth)
537 {
538 XFreePixmap (target->dpy, pixmap);
539 pixmap = None;
540 }
541 }
542 556
543 if (result) 557 if (result)
544 { 558 {
545 XGCValues gcv; 559 XGCValues gcv;
546 GC gc; 560 GC gc;
547 561
548 /* create Pixmap */ 562 /* create Pixmap */
549 if (pixmap == None) 563 if (bg_pixmap == None
564 || bg_pmap_width != new_pmap_width
565 || bg_pmap_height != new_pmap_height)
550 { 566 {
567 if (bg_pixmap)
568 XFreePixmap (dpy, bg_pixmap);
551 pixmap = XCreatePixmap (target->dpy, target->vt, new_pmap_width, new_pmap_height, target->depth); 569 bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
552 pmap_width = new_pmap_width; 570 bg_pmap_width = new_pmap_width;
553 pmap_height = new_pmap_height; 571 bg_pmap_height = new_pmap_height;
554 pmap_depth = target->depth;
555 } 572 }
556 /* fill with background color ( if result's not completely overlapping it)*/ 573 /* fill with background color (if result's not completely overlapping it) */
557 gcv.foreground = target->pix_colors[Color_bg]; 574 gcv.foreground = pix_colors[Color_bg];
558 gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv); 575 gc = XCreateGC (dpy, vt, GCForeground, &gcv);
559 576
560 int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0; 577 int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
561 int dst_width = result->width, dst_height = result->height; 578 int dst_width = result->width, dst_height = result->height;
562 if (background == NULL) 579 if (background == NULL)
563 { 580 {
564 if (h_scale > 0) 581 if (!(bg_flags & BG_TILE))
582 {
565 src_x = make_clip_rectangle (x, result->width, new_pmap_width, dst_x, dst_width); 583 src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );
566 if (v_scale > 0)
567 src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height); 584 src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
585 }
568 586
569 if (dst_x > 0 || dst_y > 0 587 if (dst_x > 0 || dst_y > 0
570 || dst_x + dst_width < new_pmap_width 588 || dst_x + dst_width < new_pmap_width
571 || dst_y + dst_height < new_pmap_height) 589 || dst_y + dst_height < new_pmap_height)
572 {
573 XFillRectangle (target->dpy, pixmap, gc, 0, 0, new_pmap_width, new_pmap_height); 590 XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
574 }
575 } 591 }
576 592
577 /* put result on pixmap */ 593 /* put result on pixmap */
578 if (dst_x < new_pmap_width && dst_y < new_pmap_height) 594 if (dst_x < new_pmap_width && dst_y < new_pmap_height)
579 asimage2drawable (target->asv, pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True); 595 asimage2drawable (asv, bg_pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);
580 596
581 if (result != background && result != original_asim) 597 if (result != background && result != original_asim)
582 destroy_asimage (&result); 598 destroy_asimage (&result);
583 599
584 XFreeGC (target->dpy, gc); 600 XFreeGC (dpy, gc);
585 TIMING_TEST_PRINT_RESULT (asim); 601
602 ret = true;
603 }
604
605 if (background)
606 destroy_asimage (&background);
607
608 return ret;
609}
610# endif /* HAVE_AFTERIMAGE */
611
612# ifdef HAVE_PIXBUF
613bool
614rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
615 int src_x, int src_y, int dst_x, int dst_y,
616 unsigned int width, unsigned int height)
617{
618 XImage *ximage;
619 char *data, *line;
620 int bytes_per_pixel;
621 int width_r, width_g, width_b;
622 int sh_r, sh_g, sh_b;
623 int rowstride;
624 int channels;
625 unsigned char *row;
626
627 if (visual->c_class != TrueColor)
628 return false;
629
630 if (depth == 24 || depth == 32)
631 bytes_per_pixel = 4;
632 else if (depth == 15 || depth == 16)
633 bytes_per_pixel = 2;
634 else
635 return false;
636
637 width_r = ecb_popcount32 (visual->red_mask);
638 width_g = ecb_popcount32 (visual->green_mask);
639 width_b = ecb_popcount32 (visual->blue_mask);
640
641 if (width_r > 8 || width_g > 8 || width_b > 8)
642 return false;
643
644 sh_r = ecb_ctz32 (visual->red_mask);
645 sh_g = ecb_ctz32 (visual->green_mask);
646 sh_b = ecb_ctz32 (visual->blue_mask);
647
648 if (width > INT_MAX / height / bytes_per_pixel)
649 return false;
650
651 data = (char *)malloc (width * height * bytes_per_pixel);
652 if (!data)
653 return false;
654
655 ximage = XCreateImage (dpy, visual, depth, ZPixmap, 0, data,
656 width, height, bytes_per_pixel * 8, 0);
657 if (!ximage)
586 } 658 {
659 free (data);
660 return false;
661 }
587 662
663 ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
664
665 rowstride = gdk_pixbuf_get_rowstride (pixbuf);
666 channels = gdk_pixbuf_get_n_channels (pixbuf);
667 row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
668 line = data;
669
670 for (int y = 0; y < height; y++)
671 {
672 for (int x = 0; x < width; x++)
673 {
674 unsigned char *pixel = row + x * channels;
675 uint32_t value;
676
677 value = ((pixel[0] >> (8 - width_r)) << sh_r)
678 | ((pixel[1] >> (8 - width_g)) << sh_g)
679 | ((pixel[2] >> (8 - width_b)) << sh_b);
680
681 if (bytes_per_pixel == 4)
682 ((uint32_t *)line)[x] = value;
683 else
684 ((uint16_t *)line)[x] = value;
685 }
686
687 row += rowstride;
688 line += ximage->bytes_per_line;
689 }
690
691 XPutImage (dpy, pixmap, gc, ximage, 0, 0, dst_x, dst_y, width, height);
692 XDestroyImage (ximage);
588 return true; 693 return true;
589} 694}
590# endif /* HAVE_AFTERIMAGE */
591 695
592bool 696bool
593bgPixmap_t::set_file (const char *file) 697rxvt_term::render_image (unsigned long tr_flags)
594{ 698{
595 char *f; 699 if (!pixbuf)
700 return false;
596 701
597 assert (file != NULL); 702 if (tr_flags
703 && !(bg_flags & BG_HAS_RENDER))
704 return false;
598 705
599 if (*file != '\0') 706 GdkPixbuf *result;
707
708 int image_width = gdk_pixbuf_get_width (pixbuf);
709 int image_height = gdk_pixbuf_get_height (pixbuf);
710
711 int target_width = szHint.width;
712 int target_height = szHint.height;
713 int new_pmap_width = target_width;
714 int new_pmap_height = target_height;
715
716 int x = 0;
717 int y = 0;
718 int w = 0;
719 int h = 0;
720
721 get_image_geometry (image_width, image_height, w, h, x, y);
722
723 if (!(bg_flags & BG_ROOT_ALIGN)
724 && (x >= target_width
725 || y >= target_height
726 || (x + w <= 0)
727 || (y + h <= 0)))
728 return false;
729
730 result = pixbuf;
731
732 if ((w != image_width)
733 || (h != image_height))
734 {
735 result = gdk_pixbuf_scale_simple (pixbuf,
736 w, h,
737 GDK_INTERP_BILINEAR);
600 { 738 }
739
740 if (!result)
741 return false;
742
743 bool ret = false;
744
745 XGCValues gcv;
746 GC gc;
747 Pixmap root_pmap;
748
749 image_width = gdk_pixbuf_get_width (result);
750 image_height = gdk_pixbuf_get_height (result);
751
752 if (tr_flags)
753 {
754 root_pmap = bg_pixmap;
755 bg_pixmap = None;
756 }
757 else
758 {
759 if (bg_flags & BG_TILE)
760 {
761 new_pmap_width = min (image_width, target_width);
762 new_pmap_height = min (image_height, target_height);
763 }
764 }
765
766 if (bg_pixmap == None
767 || bg_pmap_width != new_pmap_width
768 || bg_pmap_height != new_pmap_height)
769 {
770 if (bg_pixmap)
771 XFreePixmap (dpy, bg_pixmap);
772 bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
773 bg_pmap_width = new_pmap_width;
774 bg_pmap_height = new_pmap_height;
775 }
776
777 gcv.foreground = pix_colors[Color_bg];
778 gc = XCreateGC (dpy, vt, GCForeground, &gcv);
779
780 if (gc)
781 {
782 if (bg_flags & BG_TILE)
783 {
784 Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth);
785 pixbuf_to_pixmap (result, tile, gc,
786 0, 0,
787 0, 0,
788 image_width, image_height);
789
790 gcv.tile = tile;
791 gcv.fill_style = FillTiled;
792 gcv.ts_x_origin = x;
793 gcv.ts_y_origin = y;
794 XChangeGC (dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
795
796 XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
797 XFreePixmap (dpy, tile);
798 }
799 else
800 {
801 int src_x, src_y, dst_x, dst_y;
802 int dst_width, dst_height;
803
804 src_x = make_clip_rectangle (x, image_width , new_pmap_width , dst_x, dst_width );
805 src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);
806
807 if (dst_x > 0 || dst_y > 0
808 || dst_x + dst_width < new_pmap_width
809 || dst_y + dst_height < new_pmap_height)
810 XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
811
812 if (dst_x < new_pmap_width && dst_y < new_pmap_height)
813 pixbuf_to_pixmap (result, bg_pixmap, gc,
814 src_x, src_y,
815 dst_x, dst_y,
816 dst_width, dst_height);
817 }
818
819#if XRENDER
820 if (tr_flags)
821 {
822 XRenderPictureAttributes pa;
823
824 XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, visual);
825 Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);
826
827 XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
828 Picture dst = XRenderCreatePicture (dpy, bg_pixmap, dst_format, 0, &pa);
829
830 pa.repeat = True;
831 Pixmap mask_pmap = XCreatePixmap (dpy, vt, 1, 1, 8);
832 XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
833 Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
834 XFreePixmap (dpy, mask_pmap);
835
836 XRenderColor mask_c;
837
838 mask_c.alpha = 0x8000;
839 mask_c.red = 0;
840 mask_c.green = 0;
841 mask_c.blue = 0;
842 XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
843 XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
844
845 XRenderFreePicture (dpy, src);
846 XRenderFreePicture (dpy, dst);
847 XRenderFreePicture (dpy, mask);
848 }
849#endif
850
851 XFreeGC (dpy, gc);
852
853 ret = true;
854 }
855
856 if (result != pixbuf)
857 g_object_unref (result);
858
859 if (tr_flags)
860 XFreePixmap (dpy, root_pmap);
861
862 return ret;
863}
864# endif /* HAVE_PIXBUF */
865
866bool
867rxvt_term::bg_set_file (const char *file)
868{
869 if (!file || !*file)
870 return false;
871
872 if (const char *p = strchr (file, ';'))
873 {
874 size_t len = p - file;
875 char *f = rxvt_temp_buf<char> (len + 1);
876 memcpy (f, file, len);
877 f[len] = '\0';
878 file = f;
879 }
880
601# ifdef HAVE_AFTERIMAGE 881# ifdef HAVE_AFTERIMAGE
602 if (target->asimman == NULL) 882 if (!asimman)
603 target->asimman = create_generic_imageman (target->rs[Rs_path]); 883 asimman = create_generic_imageman (rs[Rs_path]);
604 if ((f = strchr (file, ';')) == NULL)
605 original_asim = get_asimage (target->asimman, file, 0xFFFFFFFF, 100); 884 ASImage *image = get_asimage (asimman, file, 0xFFFFFFFF, 100);
606 else 885 if (image)
607 {
608 size_t len = f - file;
609 f = (char *)malloc (len + 1);
610 strncpy (f, file, len);
611 f[len] = '\0';
612 original_asim = get_asimage (target->asimman, f, 0xFFFFFFFF, 100);
613 free (f);
614 }
615 return (original_asim != NULL);
616# endif
617 } 886 {
887 if (original_asim)
888 safe_asimage_destroy (original_asim);
889 original_asim = image;
890 bg_flags |= BG_IS_FROM_FILE | BG_CLIENT_RENDER;
891 return true;
892 }
893# endif
894
895# ifdef HAVE_PIXBUF
896 GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
897 if (image)
898 {
899 if (pixbuf)
900 g_object_unref (pixbuf);
901 pixbuf = image;
902 bg_flags |= BG_IS_FROM_FILE;
903 return true;
904 }
905# endif
906
618 return false; 907 return false;
619} 908}
620 909
621# endif /* BG_IMAGE_FROM_FILE */ 910# endif /* BG_IMAGE_FROM_FILE */
622 911
623# ifdef ENABLE_TRANSPARENCY 912# ifdef ENABLE_TRANSPARENCY
624bool 913bool
625bgPixmap_t::set_transparent () 914rxvt_term::bg_set_transparent ()
626{ 915{
627 if (!(flags & isTransparent)) 916 if (!(bg_flags & BG_IS_TRANSPARENT))
628 { 917 {
629 flags |= isTransparent; 918 bg_flags |= BG_IS_TRANSPARENT;
630 return true; 919 return true;
631 } 920 }
921
632 return false; 922 return false;
633} 923}
634 924
635bool 925bool
636bgPixmap_t::set_blur_radius (const char *geom) 926rxvt_term::bg_set_blur (const char *geom)
637{ 927{
638 int changed = 0; 928 bool changed = false;
639 unsigned int hr, vr; 929 unsigned int hr, vr;
640 int junk; 930 int junk;
641 int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr); 931 int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
642 932
643 if (!(geom_flags&WidthValue)) 933 if (!(geom_flags & WidthValue))
644 hr = 1; 934 hr = 1;
645 if (!(geom_flags&HeightValue)) 935 if (!(geom_flags & HeightValue))
646 vr = hr; 936 vr = hr;
647 937
938 min_it (hr, 128);
939 min_it (vr, 128);
940
648 if (h_blurRadius != hr) 941 if (h_blurRadius != hr)
649 { 942 {
650 ++changed; 943 changed = true;
651 h_blurRadius = hr; 944 h_blurRadius = hr;
652 } 945 }
653 946
654 if (v_blurRadius != vr) 947 if (v_blurRadius != vr)
655 { 948 {
656 ++changed; 949 changed = true;
657 v_blurRadius = vr; 950 v_blurRadius = vr;
658 } 951 }
659 952
660 if (v_blurRadius == 0 && h_blurRadius == 0) 953 if (v_blurRadius == 0 && h_blurRadius == 0)
661 flags &= ~blurNeeded; 954 bg_flags &= ~BG_NEEDS_BLUR;
662 else 955 else
663 flags |= blurNeeded; 956 bg_flags |= BG_NEEDS_BLUR;
664 957
665 return (changed>0); 958 return changed;
666} 959}
667 960
668static inline unsigned long 961void
669compute_tint_shade_flags (rxvt_color *tint, int shade) 962rxvt_term::set_tint_shade_flags ()
670{ 963{
671 unsigned long flags = 0;
672 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC); 964 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
965 bool has_shade = shade != 100;
673 966
674 if (tint) 967 bg_flags &= ~BG_TINT_FLAGS;
968
969 if (bg_flags & BG_TINT_SET)
675 { 970 {
676 tint->get (c); 971 tint.get (c);
677# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700) 972 if (!has_shade
678 if (IS_COMPONENT_WHOLESOME (c.r) 973 && (c.r <= 0x00ff || c.r >= 0xff00)
679 && IS_COMPONENT_WHOLESOME (c.g) 974 && (c.g <= 0x00ff || c.g >= 0xff00)
680 && IS_COMPONENT_WHOLESOME (c.b)) 975 && (c.b <= 0x00ff || c.b >= 0xff00))
681 flags |= bgPixmap_t::tintWholesome; 976 bg_flags |= BG_TINT_BITAND;
682# undef IS_COMPONENT_WHOLESOME
683 }
684
685 if ((shade > 0 && shade < 100) || (shade > 100 && shade < 200))
686 flags |= bgPixmap_t::tintNeeded;
687 else if (tint)
688 {
689 if ((c.r > 0x000700 || c.g > 0x000700 || c.b > 0x000700)
690 && (c.r < 0x00f700 || c.g < 0x00f700 || c.b < 0x00f700))
691 {
692 flags |= bgPixmap_t::tintNeeded;
693 }
694 }
695 977 }
696 if (flags & bgPixmap_t::tintNeeded) 978
979 if (has_shade || (bg_flags & BG_TINT_SET))
980 bg_flags |= BG_NEEDS_TINT;
981}
982
983bool
984rxvt_term::bg_set_tint (rxvt_color &new_tint)
985{
986 if (!(bg_flags & BG_TINT_SET) || tint != new_tint)
987 {
988 tint = new_tint;
989 bg_flags |= BG_TINT_SET;
990 set_tint_shade_flags ();
991 return true;
697 { 992 }
698 if (flags & bgPixmap_t::tintWholesome) 993
699 flags |= bgPixmap_t::tintServerSide; 994 return false;
700#if XFT 995}
701 flags |= bgPixmap_t::tintServerSide; 996
997bool
998rxvt_term::bg_set_shade (const char *shade_str)
999{
1000 int new_shade = (shade_str) ? atoi (shade_str) : 100;
1001
1002 clamp_it (new_shade, -100, 200);
1003 if (new_shade < 0)
1004 new_shade = 200 - (100 + new_shade);
1005
1006 if (new_shade != shade)
1007 {
1008 shade = new_shade;
1009 set_tint_shade_flags ();
1010 return true;
1011 }
1012
1013 return false;
1014}
1015
1016#if XRENDER
1017static void
1018get_gaussian_kernel (int radius, int width, double *kernel, XFixed *params)
1019{
1020 double sigma = radius / 2.0;
1021 double scale = sqrt (2.0 * M_PI) * sigma;
1022 double sum = 0.0;
1023
1024 for (int i = 0; i < width; i++)
1025 {
1026 double x = i - width / 2;
1027 kernel[i] = exp (-(x * x) / (2.0 * sigma * sigma)) / scale;
1028 sum += kernel[i];
1029 }
1030
1031 params[0] = XDoubleToFixed (width);
1032 params[1] = XDoubleToFixed (1);
1033
1034 for (int i = 0; i < width; i++)
1035 params[i+2] = XDoubleToFixed (kernel[i] / sum);
1036}
702#endif 1037#endif
703 }
704
705 return flags;
706}
707 1038
708bool 1039bool
709bgPixmap_t::set_tint (rxvt_color &new_tint) 1040rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
710{ 1041{
711 if (tint != new_tint) 1042 bool ret = false;
1043#if XRENDER
1044 int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
1045 double *kernel = (double *)malloc (size * sizeof (double));
1046 XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
1047
1048 XRenderPictureAttributes pa;
1049 XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1050
1051 Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
1052 Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
1053
1054 if (kernel && params)
712 { 1055 {
713 unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade); 1056 if (h_blurRadius)
714 tint = new_tint; 1057 {
715 flags = (flags & ~tintFlags) | new_flags | tintSet; 1058 size = h_blurRadius * 2 + 1;
1059 get_gaussian_kernel (h_blurRadius, size, kernel, params);
1060
1061 XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1062 XRenderComposite (dpy,
1063 PictOpSrc,
1064 src,
1065 None,
1066 dst,
1067 0, 0,
1068 0, 0,
1069 0, 0,
1070 width, height);
1071 }
1072
1073 if (v_blurRadius)
1074 {
1075 size = v_blurRadius * 2 + 1;
1076 get_gaussian_kernel (v_blurRadius, size, kernel, params);
1077 ::swap (params[0], params[1]);
1078
1079 XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1080 XRenderComposite (dpy,
1081 PictOpSrc,
1082 src,
1083 None,
1084 dst,
1085 0, 0,
1086 0, 0,
1087 0, 0,
1088 width, height);
1089 }
1090
716 return true; 1091 ret = true;
717 } 1092 }
1093
1094 free (kernel);
1095 free (params);
1096 XRenderFreePicture (dpy, src);
1097 XRenderFreePicture (dpy, dst);
1098#endif
718 return false; 1099 return ret;
719} 1100}
720 1101
721bool 1102bool
722bgPixmap_t::unset_tint () 1103rxvt_term::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
723{ 1104{
724 unsigned long new_flags = compute_tint_shade_flags (NULL, shade); 1105 bool ret = false;
725 1106
726 if (new_flags != (flags & tintFlags)) 1107 if (bg_flags & BG_TINT_BITAND)
727 {
728 flags = (flags&~tintFlags)|new_flags;
729 return true;
730 } 1108 {
731 return false; 1109 XGCValues gcv;
732} 1110 GC gc;
733 1111
734bool 1112 /* In this case we can tint image server-side getting significant
735bgPixmap_t::set_shade (const char *shade_str) 1113 * performance improvements, as we eliminate XImage transfer
736{ 1114 */
737 int new_shade = (shade_str) ? atoi (shade_str) : 0; 1115 gcv.foreground = Pixel (tint);
738 1116 gcv.function = GXand;
739 if (new_shade == 100) 1117 gcv.fill_style = FillSolid;
740 new_shade = 0; 1118 gc = XCreateGC (dpy, pixmap, GCFillStyle | GCForeground | GCFunction, &gcv);
741 1119 if (gc)
742 if (new_shade != shade) 1120 {
1121 XFillRectangle (dpy, pixmap, gc, 0, 0, width, height);
1122 ret = true;
1123 XFreeGC (dpy, gc);
1124 }
743 { 1125 }
744 unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade); 1126 else
745 shade = new_shade; 1127 {
746 flags = (flags & ~tintFlags) | new_flags; 1128# if XRENDER
1129 rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1130
1131 if (bg_flags & BG_TINT_SET)
1132 tint.get (c);
1133
1134 if (shade <= 100)
1135 {
1136 c.r = c.r * shade / 100;
1137 c.g = c.g * shade / 100;
1138 c.b = c.b * shade / 100;
1139 }
1140 else
1141 {
1142 c.r = c.r * (200 - shade) / 100;
1143 c.g = c.g * (200 - shade) / 100;
1144 c.b = c.b * (200 - shade) / 100;
1145 }
1146
1147 XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
1148 XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1149 XRenderPictureAttributes pa;
1150
1151 Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
1152
1153 pa.repeat = True;
1154
1155 Pixmap overlay_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
1156 Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1157 XFreePixmap (dpy, overlay_pmap);
1158
1159 pa.component_alpha = True;
1160 Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
1161 Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat | CPComponentAlpha, &pa);
1162 XFreePixmap (dpy, mask_pmap);
1163
1164 XRenderColor mask_c;
1165
1166 mask_c.alpha = 0xffff;
1167 mask_c.red =
1168 mask_c.green =
1169 mask_c.blue = 0;
1170 XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1171
1172 mask_c.alpha = 0;
1173 mask_c.red = 0xffff - c.r;
1174 mask_c.green = 0xffff - c.g;
1175 mask_c.blue = 0xffff - c.b;
1176 XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1177 XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
1178
1179 if (shade > 100)
1180 {
1181 mask_c.red = mask_c.green = mask_c.blue = 0xffff * (shade - 100) / 100;
1182 mask_c.alpha = 0;
1183 XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1184
1185 XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);
1186 }
1187
747 return true; 1188 ret = true;
1189
1190 XRenderFreePicture (dpy, mask_pic);
1191 XRenderFreePicture (dpy, overlay_pic);
1192 XRenderFreePicture (dpy, back_pic);
1193# endif
748 } 1194 }
1195
749 return false; 1196 return ret;
750} 1197}
751 1198
752/* make_transparency_pixmap() 1199/*
753 * Builds a pixmap sized the same as terminal window, with depth same as the root window 1200 * Builds a pixmap of the same size as the terminal window that contains
754 * that pixmap contains tiled portion of the root pixmap that is supposed to be covered by 1201 * the tiled portion of the root pixmap that is supposed to be covered by
755 * our window. 1202 * our window.
756 */ 1203 */
757unsigned long 1204unsigned long
758bgPixmap_t::make_transparency_pixmap () 1205rxvt_term::make_transparency_pixmap ()
759{ 1206{
760 unsigned long result = 0; 1207 unsigned long result = 0;
761 1208
762 if (target == NULL)
763 return 0;
764
765 /* root dimentions may change from call to call - but Display structure should 1209 /* root dimensions may change from call to call - but Display structure should
766 * be always up-to-date, so let's use it : 1210 * be always up-to-date, so let's use it :
767 */ 1211 */
768 Window root = target->display->root;
769 int screen = target->display->screen; 1212 int screen = display->screen;
770 Display *dpy = target->dpy; 1213 int root_depth = DefaultDepth (dpy, screen);
771 int root_width = DisplayWidth (dpy, screen); 1214 int root_width = DisplayWidth (dpy, screen);
772 int root_height = DisplayHeight (dpy, screen); 1215 int root_height = DisplayHeight (dpy, screen);
773 unsigned int root_pmap_width, root_pmap_height; 1216 unsigned int root_pmap_width, root_pmap_height;
774 int window_width = target->szHint.width; 1217 int window_width = szHint.width;
775 int window_height = target->szHint.height; 1218 int window_height = szHint.height;
776 int sx, sy; 1219 int sx, sy;
777 XGCValues gcv; 1220 XGCValues gcv;
1221 GC gc;
778 1222
779 TIMING_TEST_START (tp); 1223 sx = target_x;
780 target->get_window_origin (sx, sy); 1224 sy = target_y;
781 1225
782 /* check if we are outside of the visible part of the virtual screen : */ 1226 /* check if we are outside of the visible part of the virtual screen : */
783 if (sx + window_width <= 0 || sy + window_height <= 0 1227 if (sx + window_width <= 0 || sy + window_height <= 0
784 || sx >= root_width || sy >= root_height) 1228 || sx >= root_width || sy >= root_height)
785 return 0; 1229 return 0;
786 1230
1231 // validate root pixmap and get its size
787 if (root_pixmap != None) 1232 if (root_pixmap != None)
788 {/* we want to validate the pixmap and get it's size at the same time : */ 1233 {
1234 Window wdummy;
789 int junk; 1235 int idummy;
790 unsigned int ujunk; 1236 unsigned int udummy;
791 /* root pixmap may be bad - allow a error */ 1237
792 target->allowedxerror = -1; 1238 allowedxerror = -1;
793 1239
794 if (!XGetGeometry (dpy, root_pixmap, &root, &junk, &junk, &root_pmap_width, &root_pmap_height, &ujunk, &ujunk)) 1240 if (!XGetGeometry (dpy, root_pixmap, &wdummy, &idummy, &idummy, &root_pmap_width, &root_pmap_height, &udummy, &udummy))
795 root_pixmap = None; 1241 root_pixmap = None;
796 1242
797 target->allowedxerror = 0; 1243 allowedxerror = 0;
1244 }
1245
1246 Pixmap recoded_root_pmap = root_pixmap;
1247
1248 if (root_pixmap != None && root_depth != depth)
798 } 1249 {
1250#if XRENDER
1251 if (bg_flags & BG_HAS_RENDER)
1252 {
1253 recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);
799 1254
800 Pixmap tiled_root_pmap = XCreatePixmap (dpy, root, window_width, window_height, root_depth); 1255 XRenderPictureAttributes pa;
801 GC gc = NULL;
802 1256
803 if (tiled_root_pmap == None) /* something really bad happened - abort */ 1257 XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
1258 Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);
1259
1260 XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
1261 Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);
1262
1263 XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
1264
1265 XRenderFreePicture (dpy, src);
1266 XRenderFreePicture (dpy, dst);
1267 }
1268 else
1269#endif
1270 recoded_root_pmap = None;
1271 }
1272
1273 if (recoded_root_pmap == None)
804 return 0; 1274 return 0;
805 1275
806 if (root_pixmap == None) 1276 if (bg_pixmap == None
807 { /* use tricks to obtain the root background image :*/ 1277 || bg_pmap_width != window_width
808 /* we want to create Overrideredirect window overlapping out window 1278 || bg_pmap_height != window_height)
809 with background type of Parent Relative and then grab it */
810 XSetWindowAttributes attr;
811 Window src;
812 bool success = false;
813
814 attr.background_pixmap = ParentRelative;
815 attr.backing_store = Always;
816 attr.event_mask = ExposureMask;
817 attr.override_redirect = True;
818 src = XCreateWindow (dpy, root, sx, sy, window_width, window_height, 0,
819 CopyFromParent, CopyFromParent, CopyFromParent,
820 CWBackPixmap|CWBackingStore|CWOverrideRedirect|CWEventMask,
821 &attr);
822
823 if (src != None)
824 {
825 XEvent event;
826 int ev_count = 0;
827 XGrabServer (dpy);
828 XMapRaised (dpy, src);
829 XSync (dpy, False);
830
831 /* XSync should get window where it's properly exposed,
832 * but to be on the safe side - let's check for the actuall event to arrive : */
833 while (XCheckWindowEvent (dpy, src, ExposureMask, &event))
834 ++ev_count;
835
836 if (ev_count > 0);
837 { /* hooray! - we can grab the image! */
838 gc = XCreateGC (dpy, root, 0, NULL);
839 if (gc)
840 {
841 XCopyArea (dpy, src, tiled_root_pmap, gc, 0, 0, window_width, window_height, 0, 0);
842 success = true;
843 }
844 }
845 XDestroyWindow (dpy, src);
846 XUngrabServer (dpy);
847 //fprintf (stderr, "%s:%d: ev_count = %d\n", __FUNCTION__, __LINE__, ev_count);
848 }
849
850 if (!success)
851 {
852 XFreePixmap (dpy, tiled_root_pmap);
853 tiled_root_pmap = None;
854 }
855 else
856 result |= transpPmapTiled;
857 } 1279 {
858 else 1280 if (bg_pixmap)
1281 XFreePixmap (dpy, bg_pixmap);
1282 bg_pixmap = XCreatePixmap (dpy, vt, window_width, window_height, depth);
1283 bg_pmap_width = window_width;
1284 bg_pmap_height = window_height;
1285 }
1286
859 {/* strightforward pixmap copy */ 1287 /* straightforward pixmap copy */
1288 while (sx < 0) sx += root_width;
1289 while (sy < 0) sy += root_height;
1290
860 gcv.tile = root_pixmap; 1291 gcv.tile = recoded_root_pmap;
861 gcv.fill_style = FillTiled; 1292 gcv.fill_style = FillTiled;
862
863 while (sx < 0) sx += (int)window_width;
864 while (sy < 0) sy += (int)window_height;
865
866 gcv.ts_x_origin = -sx; 1293 gcv.ts_x_origin = -sx;
867 gcv.ts_y_origin = -sy; 1294 gcv.ts_y_origin = -sy;
868 gc = XCreateGC (dpy, root, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv); 1295 gc = XCreateGC (dpy, vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
1296
1297 if (gc)
1298 {
1299 XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);
1300 result |= BG_IS_VALID | (bg_flags & BG_EFFECTS_FLAGS);
1301 XFreeGC (dpy, gc);
1302
1303 if (!(bg_flags & BG_CLIENT_RENDER))
1304 {
1305 if ((bg_flags & BG_NEEDS_BLUR)
1306 && (bg_flags & BG_HAS_RENDER_CONV))
1307 {
1308 if (blur_pixmap (bg_pixmap, visual, window_width, window_height))
1309 result &= ~BG_NEEDS_BLUR;
1310 }
1311 if ((bg_flags & BG_NEEDS_TINT)
1312 && (bg_flags & (BG_TINT_BITAND | BG_HAS_RENDER)))
1313 {
1314 if (tint_pixmap (bg_pixmap, visual, window_width, window_height))
1315 result &= ~BG_NEEDS_TINT;
1316 }
1317 } /* server side rendering completed */
1318 }
1319
1320 if (recoded_root_pmap != root_pixmap)
1321 XFreePixmap (dpy, recoded_root_pmap);
1322
1323 return result;
1324}
1325
1326void
1327rxvt_term::bg_set_root_pixmap ()
1328{
1329 Pixmap new_root_pixmap = get_pixmap_property (xa[XA_XROOTPMAP_ID]);
1330 if (new_root_pixmap == None)
1331 new_root_pixmap = get_pixmap_property (xa[XA_ESETROOT_PMAP_ID]);
1332
1333 root_pixmap = new_root_pixmap;
1334}
1335# endif /* ENABLE_TRANSPARENCY */
1336
1337#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1338static void shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c);
1339# endif
1340
1341bool
1342rxvt_term::bg_render ()
1343{
1344 unsigned long tr_flags = 0;
1345
1346 bg_invalidate ();
1347# ifdef ENABLE_TRANSPARENCY
1348 if (bg_flags & BG_IS_TRANSPARENT)
1349 {
1350 /* we need to re-generate transparency pixmap in that case ! */
1351 tr_flags = make_transparency_pixmap ();
1352 if (tr_flags == 0)
1353 return false;
1354 else if (!(tr_flags & BG_EFFECTS_FLAGS))
1355 bg_flags |= BG_IS_VALID;
1356 }
1357# endif
1358
1359# ifdef BG_IMAGE_FROM_FILE
1360 if ((bg_flags & BG_IS_FROM_FILE)
1361 || (tr_flags & BG_EFFECTS_FLAGS))
1362 {
1363 if (render_image (tr_flags))
1364 bg_flags |= BG_IS_VALID;
1365 }
1366# endif
1367
1368# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1369 XImage *result = NULL;
1370
1371 if (tr_flags && !(bg_flags & BG_IS_VALID))
1372 {
1373 result = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
1374 }
1375
1376 if (result)
1377 {
1378 /* our own client-side tinting */
1379 if (tr_flags & BG_NEEDS_TINT)
1380 {
1381 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1382 if (bg_flags & BG_TINT_SET)
1383 tint.get (c);
1384 shade_ximage (DefaultVisual (dpy, display->screen), result, shade, c);
1385 }
1386
1387 GC gc = XCreateGC (dpy, vt, 0UL, NULL);
869 1388
870 if (gc) 1389 if (gc)
871 { 1390 {
872 XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height); 1391 XPutImage (dpy, bg_pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
873 result |= transpPmapTiled;
874 }
875 }
876 TIMING_TEST_PRINT_RESULT (tp);
877 1392
878 if (tiled_root_pmap != None) 1393 XFreeGC (dpy, gc);
879 { 1394 bg_flags |= BG_IS_VALID;
880 if (!need_client_side_rendering ())
881 { 1395 }
882 if ((flags & tintNeeded))
883 {
884 if (flags & tintWholesome)
885 {
886 /* In this case we can tint image server-side getting significant
887 * performance improvements, as we eliminate XImage transfer
888 */
889 gcv.foreground = Pixel (tint);
890 gcv.function = GXand;
891 gcv.fill_style = FillSolid;
892 if (gc)
893 XChangeGC (dpy, gc, GCFillStyle | GCForeground | GCFunction, &gcv);
894 else
895 gc = XCreateGC (dpy, root, GCFillStyle | GCForeground | GCFunction, &gcv);
896 if (gc)
897 {
898 XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
899 result |= transpPmapTinted;
900 }
901 }
902 else
903 {
904# if XFT
905 Picture back_pic = 0;
906 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
907 1396
908 if (flags & tintSet) 1397 XDestroyImage (result);
909 tint.get (c);
910
911 if (shade > 0 && shade < 100)
912 {
913 c.r = (c.r * shade) / 100;
914 c.g = (c.g * shade) / 100;
915 c.b = (c.b * shade) / 100;
916 }
917 else if( shade > 100 && shade < 200)
918 {
919 c.r = (c.r * (200 - shade)) / 100;
920 c.g = (c.g * (200 - shade)) / 100;
921 c.b = (c.b * (200 - shade)) / 100;
922 }
923
924 XRenderPictFormat pf;
925 pf.type = PictTypeDirect;
926 pf.depth = 32;
927 pf.direct.redMask = 0xff;
928 pf.direct.greenMask = 0xff;
929 pf.direct.blueMask = 0xff;
930 pf.direct.alphaMask = 0xff;
931
932 XRenderPictFormat *solid_format = XRenderFindFormat (dpy,
933 (PictFormatType|
934 PictFormatDepth|
935 PictFormatRedMask|
936 PictFormatGreenMask|
937 PictFormatBlueMask|
938 PictFormatAlphaMask),
939 &pf,
940 0);
941 XRenderPictFormat *root_format = XRenderFindVisualFormat (dpy, DefaultVisualOfScreen (ScreenOfDisplay (dpy, target->display->screen)));
942 XRenderPictureAttributes pa ;
943
944 back_pic = XRenderCreatePicture (dpy, tiled_root_pmap, root_format, 0, &pa);
945
946 pa.repeat = True;
947
948 Pixmap overlay_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
949 Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
950 XFreePixmap (dpy, overlay_pmap);
951
952 pa.component_alpha = True;
953 Pixmap mask_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
954 Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
955 XFreePixmap (dpy, mask_pmap);
956
957 if (mask_pic && overlay_pic && back_pic)
958 {
959 XRenderColor mask_c;
960
961 memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof (mask_c));
962 mask_c.alpha = 0xffff;
963 XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
964 memset (&mask_c, 0x0, sizeof (mask_c));
965 mask_c.alpha = 0;
966
967 if (c.r == c.b && c.b == c.g) /* pure shading */
968 {
969 mask_c.red = mask_c.green = mask_c.blue = 0xffff - c.r;
970 XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
971 XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, window_width, window_height);
972 }
973 else
974 {
975 mask_c.red = 0xffff - c.r;
976 XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
977 XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, window_width, window_height);
978 mask_c.red = 0;
979 mask_c.green = 0xffff - c.g;
980 XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
981 XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, window_width, window_height);
982 mask_c.green = 0;
983 mask_c.blue = 0xffff - c.b;
984 XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
985 XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, window_width, window_height);
986 }
987 result |= transpPmapTinted;
988 }
989 XRenderFreePicture (dpy, mask_pic);
990 XRenderFreePicture (dpy, overlay_pic);
991 XRenderFreePicture (dpy, back_pic);
992# if DO_TIMING_TEST
993 XSync (dpy, False);
994# endif
995# endif
996 }
997 }
998 } /* server side rendering completed */
999
1000 if (pixmap)
1001 XFreePixmap (dpy, pixmap);
1002
1003 pixmap = tiled_root_pmap;
1004 pmap_width = window_width;
1005 pmap_height = window_height;
1006 pmap_depth = root_depth;
1007 }
1008
1009 if (gc)
1010 XFreeGC (dpy, gc);
1011
1012 TIMING_TEST_PRINT_RESULT (tp);
1013 1398 }
1014 return result;
1015}
1016
1017bool
1018bgPixmap_t::set_root_pixmap ()
1019{
1020 Pixmap new_root_pixmap = None;
1021
1022 new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);
1023 if (new_root_pixmap == None)
1024 new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);
1025
1026 if (new_root_pixmap != root_pixmap)
1027 {
1028 root_pixmap = new_root_pixmap;
1029 return true;
1030 }
1031 return false;
1032}
1033# endif /* ENABLE_TRANSPARENCY */
1034
1035# ifndef HAVE_AFTERIMAGE
1036static void ShadeXImage(rxvt_term *term, XImage* srcImage, int shade, int rm, int gm, int bm);
1037# endif 1399# endif
1038 1400
1039 1401 if (!(bg_flags & BG_IS_VALID))
1040bool
1041bgPixmap_t::render ()
1042{
1043 unsigned long background_flags = 0;
1044
1045 if (target == NULL)
1046 return false;
1047
1048 invalidate();
1049# ifdef ENABLE_TRANSPARENCY
1050 if (flags & isTransparent)
1051 {
1052 /* we need to re-generate transparency pixmap in that case ! */
1053 background_flags = make_transparency_pixmap ();
1054 if (background_flags == 0)
1055 return false;
1056 else if ((background_flags & transpTransformations) == (flags & transpTransformations)
1057 && pmap_depth == target->depth)
1058 flags = flags & ~isInvalid;
1059 } 1402 {
1060# endif
1061
1062 XImage *result = NULL;
1063# ifdef HAVE_AFTERIMAGE
1064 if (original_asim
1065 || (background_flags & transpTransformations) != (flags & transpTransformations))
1066 {
1067 ASImage *background = NULL;
1068 ARGB32 as_tint = TINT_LEAVE_SAME;
1069 if (background_flags)
1070 background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);
1071
1072# ifdef ENABLE_TRANSPARENCY
1073 if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
1074 {
1075 ShadingInfo as_shade;
1076 as_shade.shading = (shade == 0) ? 100 : shade;
1077
1078 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1079 if (flags & tintSet)
1080 tint.get (c);
1081 as_shade.tintColor.red = c.r;
1082 as_shade.tintColor.green = c.g;
1083 as_shade.tintColor.blue = c.b;
1084
1085 as_tint = shading2tint32 (&as_shade);
1086 }
1087 if (!(background_flags & transpPmapBlured) && (flags & blurNeeded) && background != NULL)
1088 {
1089 ASImage* tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
1090 (original_asim == NULL || tint == TINT_LEAVE_SAME)?ASA_XImage:ASA_ASImage,
1091 100, ASIMAGE_QUALITY_DEFAULT);
1092 if (tmp)
1093 {
1094 destroy_asimage (&background);
1095 background = tmp;
1096 }
1097 }
1098# endif
1099
1100 if (render_asim (background, as_tint))
1101 flags = flags & ~isInvalid;
1102 if (background)
1103 destroy_asimage (&background);
1104 }
1105 else if (background_flags && pmap_depth != target->depth)
1106 {
1107 result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1108 }
1109# else /* our own client-side tinting */
1110 if (background_flags && (flags & isInvalid))
1111 {
1112 result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1113 if (result != NULL && !(background_flags & transpPmapTinted) && (flags & tintNeeded))
1114 {
1115 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1116 if (flags & tintSet)
1117 tint.get (c);
1118 ShadeXImage (target, result, shade, c.r, c.g, c.b);
1119 }
1120 }
1121# endif /* HAVE_AFTERIMAGE */
1122
1123 if (result != NULL)
1124 {
1125 GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);
1126 if (gc)
1127 {
1128 if (/*pmap_depth != target->depth &&*/ pixmap != None)
1129 {
1130 XFreePixmap (target->dpy, pixmap);
1131 pixmap = None;
1132 }
1133 if (pixmap == None)
1134 {
1135 pixmap = XCreatePixmap (target->dpy, target->vt, result->width, result->height, target->depth);
1136 pmap_width = result->width;
1137 pmap_height = result->height;
1138 pmap_depth = target->depth;
1139 }
1140 if (pmap_depth != result->depth)
1141 { /* Bad Match error will ensue ! stupid X !!!! */
1142 if( result->depth == 24 && pmap_depth == 32)
1143 result->depth = 32;
1144 else if( result->depth == 32 && pmap_depth == 24)
1145 result->depth = 24;
1146 else
1147 {
1148 /* TODO: implement image recoding */
1149 }
1150 }
1151 if (pmap_depth == result->depth)
1152 XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1153 XFreeGC (target->dpy, gc);
1154 flags = flags & ~isInvalid;
1155 }
1156 XDestroyImage (result);
1157 }
1158
1159 if (flags & isInvalid)
1160 {
1161 if (pixmap != None) 1403 if (bg_pixmap != None)
1162 { 1404 {
1163 XFreePixmap (target->dpy, pixmap); 1405 XFreePixmap (dpy, bg_pixmap);
1164 pixmap = None; 1406 bg_pixmap = None;
1165 }
1166 }
1167
1168 apply ();
1169
1170 return true;
1171}
1172
1173bool
1174bgPixmap_t::set_target (rxvt_term *new_target)
1175{
1176 if (new_target)
1177 if (target != new_target)
1178 {
1179 target = new_target;
1180# ifdef ENABLE_TRANSPARENCY
1181 root_depth = DefaultDepthOfScreen (ScreenOfDisplay (target->dpy, target->display->screen));
1182# endif
1183 return true;
1184 } 1407 }
1408 }
1409
1410 scr_recolour (false);
1411 bg_flags |= BG_NEEDS_REFRESH;
1412
1413 bg_valid_since = ev::now ();
1414
1185 return false; 1415 return true;
1186} 1416}
1187 1417
1188void 1418void
1189bgPixmap_t::apply() 1419rxvt_term::bg_init ()
1190{ 1420{
1191 if (target)
1192 {
1193 flags &= ~isVtOrigin;
1194 if (pixmap != None)
1195 { /* set target's background to pixmap */
1196# ifdef ENABLE_TRANSPARENCY 1421#ifdef ENABLE_TRANSPARENCY
1197 if (flags & isTransparent) 1422 shade = 100;
1198 {
1199 XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);
1200 XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);
1201# if HAVE_SCROLLBARS
1202 if (target->scrollBar.win)
1203 XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);
1204# endif
1205 }
1206 else
1207# endif 1423#endif
1208 { 1424
1209 flags |= isVtOrigin; 1425 bg_flags &= ~(BG_HAS_RENDER | BG_HAS_RENDER_CONV);
1210 /* force old pixmap dereference in case it was transparent before :*/ 1426#if XRENDER
1211 XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]); 1427 int major, minor;
1212 XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap); 1428 if (XRenderQueryVersion (dpy, &major, &minor))
1213 /* do we also need to set scrollbar's background here ? */ 1429 bg_flags |= BG_HAS_RENDER;
1214# if HAVE_SCROLLBARS 1430 XFilters *filters = XRenderQueryFilters (dpy, vt);
1215 if (target->scrollBar.win) 1431 if (filters)
1216 XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]); 1432 {
1433 for (int i = 0; i < filters->nfilter; i++)
1434 if (!strcmp (filters->filter[i], FilterConvolution))
1435 bg_flags |= BG_HAS_RENDER_CONV;
1436
1437 XFree (filters);
1438 }
1217# endif 1439#endif
1218 }
1219 }
1220 else
1221 { /* set target background to a pixel */
1222 XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1223 XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);
1224 /* do we also need to set scrollbar's background here ? */
1225# if HAVE_SCROLLBARS
1226 if (target->scrollBar.win)
1227 XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1228# endif
1229 }
1230
1231 /* don't want Expose on the parent */
1232 XClearArea (target->dpy, target->parent[0], 0, 0, 0, 0, False);
1233 /* do want Expose on the vt, so we get refreshed properly */
1234 XClearArea (target->dpy, target->vt, 0, 0, 0, 0, True);
1235
1236# if HAVE_SCROLLBARS
1237 if (target->scrollBar.win)
1238 {
1239 target->scrollBar.setIdle ();
1240 target->scrollbar_show (0);
1241 }
1242# endif
1243 }
1244} 1440}
1245 1441
1246#endif /* HAVE_BG_PIXMAP */ 1442#endif /* HAVE_BG_PIXMAP */
1247 1443
1248#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) 1444#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1249/* taken from aterm-0.4.2 */ 1445/* taken from aterm-0.4.2 */
1250 1446
1251typedef uint32_t RUINT32T;
1252
1253static void 1447static void
1254ShadeXImage(rxvt_term *term, XImage* srcImage, int shade, int rm, int gm, int bm) 1448shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c)
1255{ 1449{
1256 int sh_r, sh_g, sh_b; 1450 int sh_r, sh_g, sh_b;
1257 RUINT32T mask_r, mask_g, mask_b; 1451 uint32_t mask_r, mask_g, mask_b;
1258 RUINT32T *lookup, *lookup_r, *lookup_g, *lookup_b; 1452 uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1259 unsigned int lower_lim_r, lower_lim_g, lower_lim_b; 1453 rgba low;
1260 unsigned int upper_lim_r, upper_lim_g, upper_lim_b; 1454 rgba high;
1261 int i; 1455 int i;
1456 int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
1262 1457
1263 Visual *visual = term->visual;
1264
1265 if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return ; 1458 if (visual->c_class != TrueColor || ximage->format != ZPixmap) return;
1266
1267 if (shade == 0)
1268 shade = 100;
1269 1459
1270 /* for convenience */ 1460 /* for convenience */
1271 mask_r = visual->red_mask; 1461 mask_r = visual->red_mask;
1272 mask_g = visual->green_mask; 1462 mask_g = visual->green_mask;
1273 mask_b = visual->blue_mask; 1463 mask_b = visual->blue_mask;
1274 1464
1275 /* boring lookup table pre-initialization */ 1465 /* boring lookup table pre-initialization */
1276 switch (srcImage->bits_per_pixel) { 1466 switch (ximage->depth)
1467 {
1277 case 15: 1468 case 15:
1278 if ((mask_r != 0x7c00) || 1469 if ((mask_r != 0x7c00) ||
1279 (mask_g != 0x03e0) || 1470 (mask_g != 0x03e0) ||
1280 (mask_b != 0x001f)) 1471 (mask_b != 0x001f))
1281 return; 1472 return;
1282 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+32+32)); 1473 lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+32+32));
1283 lookup_r = lookup; 1474 lookup_r = lookup;
1284 lookup_g = lookup+32; 1475 lookup_g = lookup+32;
1285 lookup_b = lookup+32+32; 1476 lookup_b = lookup+32+32;
1286 sh_r = 10; 1477 sh_r = 10;
1287 sh_g = 5; 1478 sh_g = 5;
1288 sh_b = 0; 1479 sh_b = 0;
1289 break; 1480 break;
1290 case 16: 1481 case 16:
1291 if ((mask_r != 0xf800) || 1482 if ((mask_r != 0xf800) ||
1292 (mask_g != 0x07e0) || 1483 (mask_g != 0x07e0) ||
1293 (mask_b != 0x001f)) 1484 (mask_b != 0x001f))
1294 return; 1485 return;
1295 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+64+32)); 1486 lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+64+32));
1296 lookup_r = lookup; 1487 lookup_r = lookup;
1297 lookup_g = lookup+32; 1488 lookup_g = lookup+32;
1298 lookup_b = lookup+32+64; 1489 lookup_b = lookup+32+64;
1299 sh_r = 11; 1490 sh_r = 11;
1300 sh_g = 5; 1491 sh_g = 5;
1301 sh_b = 0; 1492 sh_b = 0;
1302 break; 1493 break;
1303 case 24: 1494 case 24:
1304 if ((mask_r != 0xff0000) || 1495 if ((mask_r != 0xff0000) ||
1305 (mask_g != 0x00ff00) || 1496 (mask_g != 0x00ff00) ||
1306 (mask_b != 0x0000ff)) 1497 (mask_b != 0x0000ff))
1307 return; 1498 return;
1308 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256)); 1499 lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1309 lookup_r = lookup; 1500 lookup_r = lookup;
1310 lookup_g = lookup+256; 1501 lookup_g = lookup+256;
1311 lookup_b = lookup+256+256; 1502 lookup_b = lookup+256+256;
1312 sh_r = 16; 1503 sh_r = 16;
1313 sh_g = 8; 1504 sh_g = 8;
1314 sh_b = 0; 1505 sh_b = 0;
1315 break; 1506 break;
1316 case 32: 1507 case 32:
1317 if ((mask_r != 0xff0000) || 1508 if ((mask_r != 0xff0000) ||
1318 (mask_g != 0x00ff00) || 1509 (mask_g != 0x00ff00) ||
1319 (mask_b != 0x0000ff)) 1510 (mask_b != 0x0000ff))
1320 return; 1511 return;
1321 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256)); 1512 lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1322 lookup_r = lookup; 1513 lookup_r = lookup;
1323 lookup_g = lookup+256; 1514 lookup_g = lookup+256;
1324 lookup_b = lookup+256+256; 1515 lookup_b = lookup+256+256;
1325 sh_r = 16; 1516 sh_r = 16;
1326 sh_g = 8; 1517 sh_g = 8;
1327 sh_b = 0; 1518 sh_b = 0;
1328 break; 1519 break;
1329 default: 1520 default:
1330 return; /* we do not support this color depth */ 1521 return; /* we do not support this color depth */
1331 } 1522 }
1332 1523
1333 /* prepare limits for color transformation (each channel is handled separately) */ 1524 /* prepare limits for color transformation (each channel is handled separately) */
1334 if (shade < 0) { 1525 if (shade > 100)
1526 {
1335 shade = -shade; 1527 shade = 200 - shade;
1336 if (shade < 0) shade = 0;
1337 if (shade > 100) shade = 100;
1338 1528
1339 lower_lim_r = 65535-rm; 1529 high.r = c.r * shade / 100;
1340 lower_lim_g = 65535-gm; 1530 high.g = c.g * shade / 100;
1341 lower_lim_b = 65535-bm; 1531 high.b = c.b * shade / 100;
1342 1532
1343 lower_lim_r = 65535-(unsigned int)(((RUINT32T)lower_lim_r)*((RUINT32T)shade)/100); 1533 low.r = 65535 * (100 - shade) / 100;
1344 lower_lim_g = 65535-(unsigned int)(((RUINT32T)lower_lim_g)*((RUINT32T)shade)/100); 1534 low.g = 65535 * (100 - shade) / 100;
1345 lower_lim_b = 65535-(unsigned int)(((RUINT32T)lower_lim_b)*((RUINT32T)shade)/100); 1535 low.b = 65535 * (100 - shade) / 100;
1346
1347 upper_lim_r = upper_lim_g = upper_lim_b = 65535;
1348 } else {
1349 if (shade < 0) shade = 0;
1350 if (shade > 100) shade = 100;
1351
1352 lower_lim_r = lower_lim_g = lower_lim_b = 0;
1353
1354 upper_lim_r = (unsigned int)((((RUINT32T)rm)*((RUINT32T)shade))/100);
1355 upper_lim_g = (unsigned int)((((RUINT32T)gm)*((RUINT32T)shade))/100);
1356 upper_lim_b = (unsigned int)((((RUINT32T)bm)*((RUINT32T)shade))/100);
1357 } 1536 }
1358 1537 else
1359 /* switch red and blue bytes if necessary, we need it for some weird XServers like XFree86 3.3.3.1 */
1360 if ((srcImage->bits_per_pixel == 24) && (mask_r >= 0xFF0000 ))
1361 { 1538 {
1362 unsigned int tmp; 1539 high.r = c.r * shade / 100;
1540 high.g = c.g * shade / 100;
1541 high.b = c.b * shade / 100;
1363 1542
1364 tmp = lower_lim_r; 1543 low.r = low.g = low.b = 0;
1365 lower_lim_r = lower_lim_b;
1366 lower_lim_b = tmp;
1367
1368 tmp = upper_lim_r;
1369 upper_lim_r = upper_lim_b;
1370 upper_lim_b = tmp;
1371 } 1544 }
1372 1545
1373 /* fill our lookup tables */ 1546 /* fill our lookup tables */
1374 for (i = 0; i <= mask_r>>sh_r; i++) 1547 for (i = 0; i <= mask_r>>sh_r; i++)
1375 { 1548 {
1376 RUINT32T tmp; 1549 uint32_t tmp;
1377 tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_r-lower_lim_r)); 1550 tmp = i * high.r;
1378 tmp += ((RUINT32T)(mask_r>>sh_r))*((RUINT32T)lower_lim_r); 1551 tmp += (mask_r>>sh_r) * low.r;
1379 lookup_r[i] = (tmp/65535)<<sh_r; 1552 lookup_r[i] = (tmp/65535)<<sh_r;
1380 } 1553 }
1381 for (i = 0; i <= mask_g>>sh_g; i++) 1554 for (i = 0; i <= mask_g>>sh_g; i++)
1382 { 1555 {
1383 RUINT32T tmp; 1556 uint32_t tmp;
1384 tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_g-lower_lim_g)); 1557 tmp = i * high.g;
1385 tmp += ((RUINT32T)(mask_g>>sh_g))*((RUINT32T)lower_lim_g); 1558 tmp += (mask_g>>sh_g) * low.g;
1386 lookup_g[i] = (tmp/65535)<<sh_g; 1559 lookup_g[i] = (tmp/65535)<<sh_g;
1387 } 1560 }
1388 for (i = 0; i <= mask_b>>sh_b; i++) 1561 for (i = 0; i <= mask_b>>sh_b; i++)
1389 { 1562 {
1390 RUINT32T tmp; 1563 uint32_t tmp;
1391 tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_b-lower_lim_b)); 1564 tmp = i * high.b;
1392 tmp += ((RUINT32T)(mask_b>>sh_b))*((RUINT32T)lower_lim_b); 1565 tmp += (mask_b>>sh_b) * low.b;
1393 lookup_b[i] = (tmp/65535)<<sh_b; 1566 lookup_b[i] = (tmp/65535)<<sh_b;
1394 } 1567 }
1395 1568
1396 /* apply table to input image (replacing colors by newly calculated ones) */ 1569 /* apply table to input image (replacing colors by newly calculated ones) */
1397 switch (srcImage->bits_per_pixel) 1570 if (ximage->bits_per_pixel == 32
1571 && (ximage->depth == 24 || ximage->depth == 32)
1572 && ximage->byte_order == host_byte_order)
1398 { 1573 {
1399 case 15:
1400 {
1401 unsigned short *p1, *pf, *p, *pl; 1574 uint32_t *p1, *pf, *p, *pl;
1402 p1 = (unsigned short *) srcImage->data; 1575 p1 = (uint32_t *) ximage->data;
1403 pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line); 1576 pf = (uint32_t *) (ximage->data + ximage->height * ximage->bytes_per_line);
1577
1404 while (p1 < pf) 1578 while (p1 < pf)
1405 { 1579 {
1406 p = p1; 1580 p = p1;
1407 pl = p1 + srcImage->width; 1581 pl = p1 + ximage->width;
1408 for (; p < pl; p++) 1582 for (; p < pl; p++)
1409 { 1583 {
1410 *p = lookup_r[(*p & 0x7c00)>>10] |
1411 lookup_g[(*p & 0x03e0)>> 5] |
1412 lookup_b[(*p & 0x001f)];
1413 }
1414 p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1415 }
1416 break;
1417 }
1418 case 16:
1419 {
1420 unsigned short *p1, *pf, *p, *pl;
1421 p1 = (unsigned short *) srcImage->data;
1422 pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1423 while (p1 < pf)
1424 {
1425 p = p1;
1426 pl = p1 + srcImage->width;
1427 for (; p < pl; p++)
1428 {
1429 *p = lookup_r[(*p & 0xf800)>>11] |
1430 lookup_g[(*p & 0x07e0)>> 5] |
1431 lookup_b[(*p & 0x001f)];
1432 }
1433 p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1434 }
1435 break;
1436 }
1437 case 24:
1438 {
1439 unsigned char *p1, *pf, *p, *pl;
1440 p1 = (unsigned char *) srcImage->data;
1441 pf = (unsigned char *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1442 while (p1 < pf)
1443 {
1444 p = p1;
1445 pl = p1 + srcImage->width * 3;
1446 for (; p < pl; p += 3)
1447 {
1448 p[0] = lookup_r[(p[0] & 0xff0000)>>16];
1449 p[1] = lookup_r[(p[1] & 0x00ff00)>> 8];
1450 p[2] = lookup_r[(p[2] & 0x0000ff)];
1451 }
1452 p1 = (unsigned char *) ((char *) p1 + srcImage->bytes_per_line);
1453 }
1454 break;
1455 }
1456 case 32:
1457 {
1458 RUINT32T *p1, *pf, *p, *pl;
1459 p1 = (RUINT32T *) srcImage->data;
1460 pf = (RUINT32T *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1461
1462 while (p1 < pf)
1463 {
1464 p = p1;
1465 pl = p1 + srcImage->width;
1466 for (; p < pl; p++)
1467 {
1468 *p = lookup_r[(*p & 0xff0000)>>16] | 1584 *p = lookup_r[(*p & 0xff0000) >> 16] |
1469 lookup_g[(*p & 0x00ff00)>> 8] | 1585 lookup_g[(*p & 0x00ff00) >> 8] |
1470 lookup_b[(*p & 0x0000ff)] | 1586 lookup_b[(*p & 0x0000ff)] |
1471 (*p & ~0xffffff); 1587 (*p & 0xff000000);
1588 }
1589 p1 = (uint32_t *) ((char *) p1 + ximage->bytes_per_line);
1590 }
1591 }
1592 else
1593 {
1594 for (int y = 0; y < ximage->height; y++)
1595 for (int x = 0; x < ximage->width; x++)
1596 {
1597 unsigned long pixel = XGetPixel (ximage, x, y);
1598 pixel = lookup_r[(pixel & mask_r) >> sh_r] |
1599 lookup_g[(pixel & mask_g) >> sh_g] |
1600 lookup_b[(pixel & mask_b) >> sh_b];
1601 XPutPixel (ximage, x, y, pixel);
1472 } 1602 }
1473 p1 = (RUINT32T *) ((char *) p1 + srcImage->bytes_per_line);
1474 } 1603 }
1475 break;
1476 }
1477 }
1478 1604
1479 free (lookup); 1605 free (lookup);
1480} 1606}
1481#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */ 1607#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */

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