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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.12 by ayin, Thu Nov 15 11:36:15 2007 UTC vs.
Revision 1.160 by sf-exg, Thu Aug 11 08:37:17 2011 UTC

1/*----------------------------------------------------------------------* 1/*----------------------------------------------------------------------*
2 * File: background.C - former xpm.C 2 * File: background.C - former xpm.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * 4 *
5 * All portions of code are copyright by their respective author/s. 5 * All portions of code are copyright by their respective author/s.
6 * Copyright (c) 1997 Carsten Haitzler <raster@zip.com.au>
7 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
8 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
9 * Copyright (c) 2005-2006 Marc Lehmann <pcg@goof.com> 6 * Copyright (c) 2005-2008 Marc Lehmann <schmorp@schmorp.de>
10 * Copyright (c) 2007 Sasha Vasko <sasha@aftercode.net> 7 * Copyright (c) 2007 Sasha Vasko <sasha@aftercode.net>
8 * Copyright (c) 2010 Emanuele Giaquinta <e.giaquinta@glauco.it>
11 * 9 *
12 * This program is free software; you can redistribute it and/or modify 10 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License as published by 11 * it under the terms of the GNU General Public License as published by
14 * the Free Software Foundation; either version 2 of the License, or 12 * the Free Software Foundation; either version 2 of the License, or
15 * (at your option) any later version. 13 * (at your option) any later version.
… …
22 * You should have received a copy of the GNU General Public License 20 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, write to the Free Software 21 * along with this program; if not, write to the Free Software
24 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 22 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
25 *---------------------------------------------------------------------*/ 23 *---------------------------------------------------------------------*/
26 24
25#include <cmath>
27#include "../config.h" /* NECESSARY */ 26#include "../config.h" /* NECESSARY */
28#include "rxvt.h" /* NECESSARY */ 27#include "rxvt.h" /* NECESSARY */
29 28
30#define DO_TIMING_TEST 0 29#if XRENDER
30# include <X11/extensions/Xrender.h>
31#endif
31 32
32#if DO_TIMING_TEST 33#ifndef FilterConvolution
33#define TIMING_TEST_START(id) \ 34#define FilterConvolution "convolution"
34 struct timeval timing_test_##id##_stv;\
35 gettimeofday (&timing_test_##id##_stv, NULL);
36
37#define TIMING_TEST_PRINT_RESULT(id) \
38 do{ struct timeval tv;gettimeofday (&tv, NULL); tv.tv_sec -= (timing_test_##id##_stv).tv_sec;\
39 fprintf (stderr, "%s: %s: %d: elapsed %ld usec\n", #id, __FILE__, __LINE__,\
40 tv.tv_sec * 1000000 + tv.tv_usec - (timing_test_##id##_stv).tv_usec);}while (0)
41
42#else
43#define TIMING_TEST_START(id) do{}while (0)
44#define TIMING_TEST_PRINT_RESULT(id) do{}while (0)
45#endif 35#endif
46 36
47/* 37/*
48 * Pixmap geometry string interpretation : 38 * Pixmap geometry string interpretation :
49 * Each geometry string contains zero or one scale/position 39 * Each geometry string contains zero or one scale/position
50 * adjustment and may optionally be followed by a colon and one or more 40 * adjustment and may optionally be followed by a colon and one or more
51 * colon-delimited pixmap operations. 41 * colon-delimited pixmap operations.
52 * The following table shows the valid geometry strings and their 42 * The following table shows the valid geometry strings and their
53 * affects on the background image : 43 * effects on the background image :
54 * 44 *
55 * WxH+X+Y Set scaling to W% by H%, and position to X% by Y%. 45 * WxH+X+Y Set scaling to W% by H%, and position to X% by Y%.
56 * W and H are percentages of the terminal window size. 46 * W and H are percentages of the terminal window size.
57 * X and Y are also percentages; e.g., +50+50 centers 47 * X and Y are also percentages; e.g., +50+50 centers
58 * the image in the window. 48 * the image in the window.
59 * WxH+X Assumes Y == X
60 * WxH Assumes Y == X == 50 (centers the image)
61 * W+X+Y Assumes H == W
62 * W+X Assumes H == W and Y == X
63 * W Assumes H == W and Y == X == 50
64 *
65 * Adjusting position only :
66 * =+X+Y Set position to X% by Y% (absolute).
67 * =+X Set position to X% by X%.
68 * +X+Y Adjust position horizontally X% and vertically Y%
69 * from current position (relative).
70 * +X Adjust position horizontally X% and vertically X%
71 * from current position.
72 *
73 * Adjusting scale only :
74 * Wx0 Multiply horizontal scaling factor by W%
75 * 0xH Multiply vertical scaling factor by H%
76 * 0x0 No scaling (show image at normal size).
77 * 49 *
78 * Pixmap Operations : (should be prepended by a colon) 50 * Pixmap Operations : (should be prepended by a colon)
79 * tile Tile image. Scaling/position modifiers above will affect
80 * the tile size and origin.
81 * propscale When scaling, scale proportionally. That is, maintain the
82 * proper aspect ratio for the image. Any portion of the
83 * background not covered by the image is filled with the
84 * current background color.
85 * hscale Scale horizontally, tile vertically ?
86 * vscale Tile horizontally, scale vertically ?
87 * scale Scale both up and down
88 * auto Same as 100x100+50+50
89 */ 51 */
90 52
91#ifdef HAVE_BG_PIXMAP 53#ifdef HAVE_BG_PIXMAP
92bgPixmap_t::bgPixmap_t() 54void
93{ 55rxvt_term::bg_destroy ()
94#ifdef HAVE_AFTERIMAGE
95 original_asim = NULL;
96#endif
97#ifdef BG_IMAGE_FROM_FILE
98 h_scale = v_scale = 0;
99 h_align = v_align = 0;
100#endif
101 flags = 0;
102 pixmap = None;
103}
104
105bgPixmap_t::~bgPixmap_t()
106{ 56{
107#ifdef HAVE_AFTERIMAGE 57#ifdef HAVE_AFTERIMAGE
108 if (original_asim) 58 if (original_asim)
109 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);
110#endif 64#endif
111 if (pixmap && target) 65
66#ifdef HAVE_PIXBUF
67 if (pixbuf)
68 g_object_unref (pixbuf);
69#endif
70
71 if (bg_pixmap)
112 XFreePixmap (target->dpy, pixmap); 72 XFreePixmap (dpy, bg_pixmap);
113} 73}
114 74
115bool 75bool
116bgPixmap_t::window_size_sensitive () 76rxvt_term::bg_set_position (int x, int y)
117{ 77{
118# ifdef BG_IMAGE_FROM_FILE 78
119# ifdef HAVE_AFTERIMAGE 79 if (target_x != x
120 if (original_asim != NULL) 80 || target_y != y)
121# endif
122 { 81 {
123 if (h_scale != 0 || v_scale != 0 82 target_x = x;
124 || h_align != 0 || v_align != 0) 83 target_y = y;
125 return true; 84 return true;
126 } 85 }
127# endif 86 return false;
87}
88
89bool
90rxvt_term::bg_window_size_sensitive ()
91{
128# ifdef ENABLE_TRANSPARENCY 92# ifdef ENABLE_TRANSPARENCY
129 if (flags & isTransparent) 93 if (bg_flags & BG_IS_TRANSPARENT)
130 return true; 94 return true;
131# 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
132 return false; 105 return false;
133} 106}
134 107
135bool bgPixmap_t::need_client_side_rendering () 108bool
109rxvt_term::bg_window_position_sensitive ()
136{ 110{
137# ifdef HAVE_AFTERIMAGE 111# ifdef ENABLE_TRANSPARENCY
138 if (original_asim != NULL) 112 if (bg_flags & BG_IS_TRANSPARENT)
139 return true; 113 return true;
140# endif 114# endif
141# ifdef ENABLE_TRANSPARENCY 115
142 if (flags & isTransparent) 116# ifdef BG_IMAGE_FROM_FILE
117 if (bg_flags & BG_IS_FROM_FILE)
143 { 118 {
144# ifdef HAVE_AFTERIMAGE // can't blur without libAI anyways 119 if (bg_flags & BG_ROOT_ALIGN)
145 if ((flags & blurNeeded) && !(flags & blurServerSide))
146 return true; 120 return true;
147# endif
148 if ((flags & tintNeeded) && !(flags & tintServerSide))
149 return true;
150 } 121 }
151# endif 122# endif
123
152 return false; 124 return false;
153} 125}
154 126
155# ifdef BG_IMAGE_FROM_FILE 127# ifdef BG_IMAGE_FROM_FILE
156static inline bool 128static inline bool
… …
189 161
190static inline int 162static inline int
191make_align_position (int align, int window_size, int image_size) 163make_align_position (int align, int window_size, int image_size)
192{ 164{
193 int diff = window_size - image_size; 165 int diff = window_size - image_size;
194 int smaller = MIN (image_size,window_size); 166 int smaller = min (image_size, window_size);
195 167
196 if (align >= 0 && align <= 50) 168 if (align >= 0 && align <= 100)
197 return diff * align / 100; 169 return diff * align / 100;
198 else if (align > 50 && align <= 100)
199 return window_size - image_size - diff * (100 - align) / 100;
200 else if (align > 100 && align <= 200 ) 170 else if (align > 100 && align <= 200)
201 return ((align - 100) * smaller / 100) + window_size - smaller; 171 return ((align - 100) * smaller / 100) + window_size - smaller;
202 else if (align > -100 && align < 0) 172 else if (align >= -100 && align < 0)
203 return ((align + 100) * smaller / 100) - image_size; 173 return ((align + 100) * smaller / 100) - image_size;
204 return 0; 174 return 0;
205} 175}
206 176
207static inline int 177static inline int
208make_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)
209{ 179{
210 int src_pos = 0; 180 int src_pos = 0;
211 dst_pos = 0; 181 dst_pos = pos;
212 dst_size = size; 182 dst_size = size;
213 if (pos < 0 && size > target_size) 183 if (pos < 0)
214 { 184 {
215 src_pos = -pos; 185 src_pos = -pos;
186 dst_pos = 0;
216 dst_size += pos; 187 dst_size += pos;
217 } 188 }
218 else if (pos > 0)
219 dst_pos = pos;
220 189
221 if (dst_pos + dst_size > target_size) 190 if (dst_pos + dst_size > target_size)
222 dst_size = target_size - dst_pos; 191 dst_size = target_size - dst_pos;
223 return src_pos; 192 return src_pos;
224} 193}
225 194
226bool 195bool
227bgPixmap_t::set_geometry (const char *geom) 196rxvt_term::bg_set_geometry (const char *geom, bool update)
228{ 197{
198 bool changed = false;
229 int geom_flags = 0, changed = 0; 199 int geom_flags = 0;
230 int x = 0, y = 0; 200 int x = 0, y = 0;
231 unsigned int w = 0, h = 0; 201 unsigned int w = 0, h = 0;
232 unsigned int n; 202 unsigned int n;
233 unsigned long new_flags = (flags & (~geometryFlags)); 203 unsigned long new_flags = (bg_flags & (~BG_GEOMETRY_FLAGS));
234 char *p; 204 const char *ops;
235# define MAXLEN_GEOM 256 /* could be longer then regular geometry string */
236 205
237 if (geom == NULL) 206 if (geom == NULL)
238 return false; 207 return false;
239 208
240 char str[MAXLEN_GEOM]; 209 char str[256];
241 210
242 while (isspace(*geom)) ++geom;
243 if ((p = strchr (geom, ';')) == NULL)
244 p = strchr (geom, '\0'); 211 ops = strchr (geom, ':');
245 212 if (ops == NULL)
213 n = strlen (geom);
214 else
246 n = (p - geom); 215 n = ops - geom;
247 if (n < MAXLEN_GEOM)
248 {
249 char *ops;
250 new_flags |= geometrySet;
251 216
217 if (n >= sizeof (str))
218 return false;
219
252 strncpy (str, geom, n); 220 memcpy (str, geom, n);
253 str[n] = '\0'; 221 str[n] = '\0';
254 if (str[0] == ':') 222 rxvt_strtrim (str);
255 ops = &str[0];
256 else if (str[0] != 'x' && str[0] != 'X' && isalpha(str[0]))
257 ops = &str[0];
258 else
259 {
260 char *tmp;
261 ops = strchr (str, ':');
262 if (ops != NULL)
263 {
264 for (tmp = ops-1; tmp >= str && isspace(*tmp); --tmp);
265 *(++tmp) = '\0';
266 if (ops == tmp) ++ops;
267 }
268 }
269 223
270 if (ops > str || ops == NULL) 224 if (str[0])
271 { 225 {
272 /* 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 */
273 geom_flags = XParseGeometry (str, &x, &y, &w, &h); 227 geom_flags = XParseGeometry (str, &x, &y, &w, &h);
274
275 if ((geom_flags & XValue) && !(geom_flags & YValue))
276 {
277 y = x;
278 geom_flags |= YValue;
279 }
280
281 if (flags & geometrySet)
282 {/* new geometry is an adjustment to the old one ! */
283 if ((geom_flags & WidthValue) && (geom_flags & HeightValue))
284 {
285 if (w == 0 && h != 0)
286 {
287 w = h_scale;
288 h = (v_scale * h) / 100;
289 }
290 else if (h == 0 && w != 0)
291 {
292 w = (h_scale * w) / 100;
293 h = v_scale;
294 }
295 }
296 if (geom_flags & XValue)
297 {
298 if (str[0] != '=')
299 {
300 y += v_align;
301 x += h_align;
302 }
303 }
304 }
305 else /* setting up geometry from scratch */
306 {
307 if (!(geom_flags & XValue))
308 {/* use default geometry - centered */
309 x = y = defaultAlign;
310 }
311 else if (!(geom_flags & YValue))
312 y = x;
313
314 if ((geom_flags & (WidthValue|HeightValue)) == 0)
315 {/* use default geometry - scaled */
316 w = h = defaultScale;
317 }
318 else if (geom_flags & WidthValue)
319 {
320 if (!(geom_flags & HeightValue))
321 h = w;
322 }
323 else
324 w = h;
325 }
326 } /* done parsing geometry string */ 228 } /* done parsing geometry string */
327 else if (!(flags & geometrySet)) 229
328 { /* default geometry - scaled and centered */ 230 if (!update)
231 {
232 if (!(geom_flags & XValue))
329 x = y = defaultAlign; 233 x = y = defaultAlign;
234 else if (!(geom_flags & YValue))
235 y = x;
236
237 if (!(geom_flags & (WidthValue|HeightValue)))
330 w = h = defaultScale; 238 w = h = defaultScale;
331 } 239 else if (!(geom_flags & HeightValue))
240 h = w;
241 else if (!(geom_flags & WidthValue))
242 w = h;
332 243
333 if (!(flags & geometrySet))
334 geom_flags |= WidthValue|HeightValue|XValue|YValue; 244 geom_flags |= WidthValue|HeightValue|XValue|YValue;
245 }
335 246
336 if (ops) 247 if (ops)
337 { 248 {
338 while (*ops) 249 char **arr = rxvt_strsplit (':', ops + 1);
250
251 for (int i = 0; arr[i]; i++)
339 { 252 {
340 while (*ops == ':' || isspace(*ops)) ++ops; 253 if (!strcasecmp (arr[i], "style=tiled"))
341# define CHECK_GEOM_OPS(op_str) (strncasecmp (ops, (op_str), sizeof(op_str)-1) == 0)
342 if (CHECK_GEOM_OPS("tile"))
343 { 254 {
255 new_flags = BG_TILE;
344 w = h = 0; 256 w = h = noScale;
345 geom_flags |= WidthValue|HeightValue;
346 }
347 else if (CHECK_GEOM_OPS("propscale"))
348 {
349 if (w == 0 && h == 0)
350 {
351 w = 100;
352 geom_flags |= WidthValue;
353 }
354 new_flags |= propScale;
355 }
356 else if (CHECK_GEOM_OPS("hscale"))
357 {
358 if (w == 0)
359 w = 100;
360 h = 0;
361 geom_flags |= WidthValue|HeightValue;
362 }
363 else if (CHECK_GEOM_OPS("vscale"))
364 {
365 if (h == 0)
366 h = 100;
367 w = 0;
368 geom_flags |= WidthValue|HeightValue;
369 }
370 else if (CHECK_GEOM_OPS("scale"))
371 {
372 if (h == 0)
373 h = 100;
374 if (w == 0)
375 w = 100;
376 geom_flags |= WidthValue|HeightValue;
377 }
378 else if (CHECK_GEOM_OPS("auto"))
379 {
380 w = h = 100;
381 x = y = 50; 257 x = y = 0;
382 geom_flags |= WidthValue|HeightValue|XValue|YValue; 258 geom_flags = WidthValue|HeightValue|XValue|YValue;
383 } 259 }
384# undef CHECK_GEOM_OPS 260 else if (!strcasecmp (arr[i], "style=aspect-stretched"))
385 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 }
386 } /* done parsing ops */ 316 } /* done parsing ops */
387 }
388 317
318 rxvt_free_strsplit (arr);
319 }
320
389 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;
390 ++changed;
391 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;
392 ++changed;
393 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;
394 ++changed;
395 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;
396 ++changed;
397 }
398 325
399 if (new_flags != flags) 326 if (new_flags != bg_flags)
400 { 327 {
401 flags = new_flags; 328 bg_flags = new_flags;
402 changed++; 329 changed = true;
403 } 330 }
404//fprintf( stderr, "flags = %lX, scale = %ux%u, align=%+d%+d\n", 331
405// flags, h_scale, v_scale, h_align, v_align);
406 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;
407} 374}
408 375
409# ifdef HAVE_AFTERIMAGE 376# ifdef HAVE_AFTERIMAGE
410bool 377bool
411bgPixmap_t::render_asim (ASImage *background, ARGB32 background_tint) 378rxvt_term::render_image (unsigned long tr_flags)
412{ 379{
413 if (target == NULL) 380 init_asv ();
414 return false;
415 381
416 int target_width = (int)target->szHint.width; 382 ASImage *background = NULL;
417 int target_height = (int)target->szHint.height; 383 ARGB32 background_tint = TINT_LEAVE_SAME;
418 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
419 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;
420 423
421 int x = 0; 424 int x = 0;
422 int y = 0; 425 int y = 0;
423 int w = h_scale * target_width / 100; 426 int w = 0;
424 int h = v_scale * target_height / 100; 427 int h = 0;
425
426 TIMING_TEST_START (asim);
427 428
428 if (original_asim) 429 if (original_asim)
429 { 430 get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
430 x = make_align_position (h_align, target_width, w > 0 ? w : (int)original_asim->width);
431 y = make_align_position (v_align, target_height, h > 0 ? h : (int)original_asim->height);
432 }
433 431
434 if (original_asim == NULL 432 if (!original_asim
433 || (!(bg_flags & BG_ROOT_ALIGN)
435 || x >= target_width 434 && (x >= target_width
436 || y >= target_height 435 || y >= target_height
437 || (w > 0 && x + w <= 0) 436 || (x + w <= 0)
438 || (h > 0 && y + h <= 0)) 437 || (y + h <= 0))))
439 { 438 {
440 if (background) 439 if (background)
441 { 440 {
442 new_pmap_width = background->width; 441 new_pmap_width = background->width;
443 new_pmap_height = background->height; 442 new_pmap_height = background->height;
444 result = background; 443 result = background;
444
445 if (background_tint != TINT_LEAVE_SAME) 445 if (background_tint != TINT_LEAVE_SAME)
446 { 446 {
447 ASImage* tmp = tile_asimage (target->asv, background, 0, 0, 447 ASImage *tmp = tile_asimage (asv, background, 0, 0,
448 target_width, target_height, background_tint, 448 target_width, target_height, background_tint,
449 ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT); 449 ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
450 if (tmp) 450 if (tmp)
451 result = tmp; 451 result = tmp;
452 } 452 }
… …
455 new_pmap_width = new_pmap_height = 0; 455 new_pmap_width = new_pmap_height = 0;
456 } 456 }
457 else 457 else
458 { 458 {
459 result = original_asim; 459 result = original_asim;
460
460 if ((w > 0 && w != original_asim->width) 461 if ((w != original_asim->width)
461 || (h > 0 && h != original_asim->height)) 462 || (h != original_asim->height))
462 { 463 {
463 result = scale_asimage (target->asv, original_asim, 464 result = scale_asimage (asv, original_asim,
464 w > 0 ? w : original_asim->width, 465 w, h,
465 h > 0 ? h : original_asim->height,
466 background ? ASA_ASImage : ASA_XImage, 466 background ? ASA_ASImage : ASA_XImage,
467 100, ASIMAGE_QUALITY_DEFAULT); 467 100, ASIMAGE_QUALITY_DEFAULT);
468 } 468 }
469
469 if (background == NULL) 470 if (background == NULL)
471 {
472 if (bg_flags & BG_TILE)
473 {
470 {/* if tiling - pixmap has to be sized exactly as the image */ 474 /* if tiling - pixmap has to be sized exactly as the image,
471 if (h_scale == 0) 475 but there is no need to make it bigger than the window! */
472 new_pmap_width = result->width; 476 new_pmap_width = min (result->width, target_width);
473 if (v_scale == 0)
474 new_pmap_height = result->height; 477 new_pmap_height = min (result->height, target_height);
478
475 /* we also need to tile our image in one or both directions */ 479 /* we also need to tile our image in both directions */
476 if (h_scale == 0 || v_scale == 0)
477 {
478 ASImage *tmp = tile_asimage (target->asv, result, 480 ASImage *tmp = tile_asimage (asv, result,
479 (h_scale > 0) ? 0 : (int)result->width - x, 481 (int)result->width - x,
480 (v_scale > 0) ? 0 : (int)result->height - y, 482 (int)result->height - y,
483 new_pmap_width,
481 result->width, result->height, 484 new_pmap_height,
482 TINT_LEAVE_SAME, ASA_XImage, 485 TINT_LEAVE_SAME, ASA_XImage,
483 100, ASIMAGE_QUALITY_DEFAULT); 486 100, ASIMAGE_QUALITY_DEFAULT);
484 if (tmp) 487 if (tmp)
485 { 488 {
486 if (result != original_asim) 489 if (result != original_asim)
487 destroy_asimage (&result); 490 destroy_asimage (&result);
491
488 result = tmp; 492 result = tmp;
489 } 493 }
490 } 494 }
491 } 495 }
492 else 496 else
497 {
493 {/* 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 */
494 ASImageLayer *layers = create_image_layers (2); 499 ASImageLayer *layers = create_image_layers (2);
495 ASImage *merged_im = NULL;
496 500
497 layers[0].im = background; 501 layers[0].im = background;
498 layers[0].clip_width = target_width; 502 layers[0].clip_width = target_width;
499 layers[0].clip_height = target_height; 503 layers[0].clip_height = target_height;
500 layers[0].tint = background_tint; 504 layers[0].tint = background_tint;
501 layers[1].im = result; 505 layers[1].im = result;
502 if (w <= 0) 506
507 if (bg_flags & BG_TILE)
508 {
503 {/* tile horizontally */ 509 /* tile horizontally */
504 while (x > 0) x -= (int)result->width; 510 while (x > 0) x -= (int)result->width;
505 layers[1].dst_x = x; 511 layers[1].dst_x = x;
506 layers[1].clip_width = result->width+target_width; 512 layers[1].clip_width = result->width+target_width;
507 } 513 }
508 else 514 else
515 {
509 {/* clip horizontally */ 516 /* clip horizontally */
510 layers[1].dst_x = x; 517 layers[1].dst_x = x;
511 layers[1].clip_width = result->width; 518 layers[1].clip_width = result->width;
512 } 519 }
513 if (h <= 0) 520
521 if (bg_flags & BG_TILE)
514 { 522 {
515 while (y > 0) y -= (int)result->height; 523 while (y > 0) y -= (int)result->height;
516 layers[1].dst_y = y; 524 layers[1].dst_y = y;
517 layers[1].clip_height = result->height + target_height; 525 layers[1].clip_height = result->height + target_height;
518 } 526 }
519 else 527 else
520 { 528 {
521 layers[1].dst_y = y; 529 layers[1].dst_y = y;
522 layers[1].clip_height = result->height; 530 layers[1].clip_height = result->height;
523 } 531 }
532
524 if (target->rs[Rs_blendtype]) 533 if (rs[Rs_blendtype])
525 { 534 {
526 layers[1].merge_scanlines = blend_scanlines_name2func (target->rs[Rs_blendtype]); 535 layers[1].merge_scanlines = blend_scanlines_name2func (rs[Rs_blendtype]);
527 if (layers[1].merge_scanlines == NULL) 536 if (layers[1].merge_scanlines == NULL)
528 layers[1].merge_scanlines = alphablend_scanlines; 537 layers[1].merge_scanlines = alphablend_scanlines;
529 } 538 }
539
530 ASImage *tmp = merge_layers (target->asv, layers, 2, target_width, target_height, 540 ASImage *tmp = merge_layers (asv, layers, 2, target_width, target_height,
531 ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT); 541 ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
542
532 if (tmp) 543 if (tmp)
533 { 544 {
534 if (result != original_asim) 545 if (result != original_asim)
535 destroy_asimage (&result); 546 destroy_asimage (&result);
547
536 result = tmp; 548 result = tmp;
537 } 549 }
550
538 free (layers); 551 free (layers);
539 } 552 }
540 } 553 }
541 TIMING_TEST_PRINT_RESULT (asim);
542 554
543 if (pixmap) 555 bool ret = false;
544 {
545 if (result == NULL
546 || pmap_width != new_pmap_width
547 || pmap_height != new_pmap_height
548 || pmap_depth != target->depth)
549 {
550 XFreePixmap (target->dpy, pixmap);
551 pixmap = None;
552 }
553 }
554 556
555 if (result) 557 if (result)
556 { 558 {
557 XGCValues gcv; 559 XGCValues gcv;
558 GC gc; 560 GC gc;
559 561
560 /* create Pixmap */ 562 /* create Pixmap */
561 if (pixmap == None) 563 if (bg_pixmap == None
564 || bg_pmap_width != new_pmap_width
565 || bg_pmap_height != new_pmap_height)
562 { 566 {
567 if (bg_pixmap)
568 XFreePixmap (dpy, bg_pixmap);
563 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);
564 pmap_width = new_pmap_width; 570 bg_pmap_width = new_pmap_width;
565 pmap_height = new_pmap_height; 571 bg_pmap_height = new_pmap_height;
566 pmap_depth = target->depth;
567 } 572 }
568 /* fill with background color ( if result's not completely overlapping it)*/ 573 /* fill with background color (if result's not completely overlapping it) */
569 gcv.foreground = target->pix_colors[Color_bg]; 574 gcv.foreground = pix_colors[Color_bg];
570 gc = XCreateGC (target->dpy, target->vt, GCForeground, &gcv); 575 gc = XCreateGC (dpy, vt, GCForeground, &gcv);
571 576
572 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;
573 int dst_width = result->width, dst_height = result->height; 578 int dst_width = result->width, dst_height = result->height;
574 if (background == NULL) 579 if (background == NULL)
575 { 580 {
576 if (h_scale > 0) 581 if (!(bg_flags & BG_TILE))
582 {
577 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 );
578 if (v_scale > 0)
579 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 }
580 586
581 if (dst_x > 0 || dst_y > 0 587 if (dst_x > 0 || dst_y > 0
582 || dst_x + dst_width < new_pmap_width 588 || dst_x + dst_width < new_pmap_width
583 || dst_y + dst_height < new_pmap_height) 589 || dst_y + dst_height < new_pmap_height)
584 {
585 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);
586 }
587 } 591 }
588 592
589 /* put result on pixmap */ 593 /* put result on pixmap */
590 if (dst_x < new_pmap_width && dst_y < new_pmap_height) 594 if (dst_x < new_pmap_width && dst_y < new_pmap_height)
591 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);
592 596
593 if (result != background && result != original_asim) 597 if (result != background && result != original_asim)
594 destroy_asimage (&result); 598 destroy_asimage (&result);
595 599
596 XFreeGC (target->dpy, gc); 600 XFreeGC (dpy, gc);
597 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)
598 } 658 {
659 free (data);
660 return false;
661 }
599 662
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);
600 return true; 693 return true;
601} 694}
602# endif /* HAVE_AFTERIMAGE */
603 695
604bool 696bool
605bgPixmap_t::set_file (const char *file) 697rxvt_term::render_image (unsigned long tr_flags)
606{ 698{
607 char *f; 699 if (!pixbuf)
700 return false;
608 701
609 assert (file != NULL); 702 if (tr_flags
703 && !(bg_flags & BG_HAS_RENDER))
704 return false;
610 705
611 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);
612 { 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
613# ifdef HAVE_AFTERIMAGE 881# ifdef HAVE_AFTERIMAGE
614 if (target->asimman == NULL) 882 if (!asimman)
615 target->asimman = create_generic_imageman (target->rs[Rs_path]); 883 asimman = create_generic_imageman (rs[Rs_path]);
616 if ((f = strchr (file, ';')) == NULL)
617 original_asim = get_asimage (target->asimman, file, 0xFFFFFFFF, 100); 884 ASImage *image = get_asimage (asimman, file, 0xFFFFFFFF, 100);
618 else 885 if (image)
619 { 886 {
620 size_t len = f - file; 887 if (original_asim)
621 f = (char *)malloc (len + 1); 888 safe_asimage_destroy (original_asim);
622 strncpy (f, file, len); 889 original_asim = image;
623 f[len] = '\0'; 890 bg_flags |= BG_IS_FROM_FILE | BG_CLIENT_RENDER;
624 original_asim = get_asimage (target->asimman, f, 0xFFFFFFFF, 100); 891 return true;
625 free (f); 892 }
626 }
627 return (original_asim != NULL);
628# endif 893# endif
894
895# ifdef HAVE_PIXBUF
896 GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
897 if (image)
629 } 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
630 return false; 907 return false;
631} 908}
632 909
633# endif /* BG_IMAGE_FROM_FILE */ 910# endif /* BG_IMAGE_FROM_FILE */
634 911
635# ifdef ENABLE_TRANSPARENCY 912# ifdef ENABLE_TRANSPARENCY
636bool 913bool
637bgPixmap_t::set_transparent () 914rxvt_term::bg_set_transparent ()
638{ 915{
639 if (!(flags & isTransparent)) 916 if (!(bg_flags & BG_IS_TRANSPARENT))
640 { 917 {
641 flags |= isTransparent; 918 bg_flags |= BG_IS_TRANSPARENT;
642 return true; 919 return true;
643 } 920 }
921
644 return false; 922 return false;
645} 923}
646 924
647bool 925bool
648bgPixmap_t::set_blur_radius (const char *geom) 926rxvt_term::bg_set_blur (const char *geom)
649{ 927{
650 int changed = 0; 928 bool changed = false;
651 unsigned int hr, vr; 929 unsigned int hr, vr;
652 int junk; 930 int junk;
653 int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr); 931 int geom_flags = XParseGeometry (geom, &junk, &junk, &hr, &vr);
654 932
655 if (!(geom_flags&WidthValue)) 933 if (!(geom_flags & WidthValue))
656 hr = 1; 934 hr = 1;
657 if (!(geom_flags&HeightValue)) 935 if (!(geom_flags & HeightValue))
658 vr = hr; 936 vr = hr;
659 937
938 min_it (hr, 128);
939 min_it (vr, 128);
940
660 if (h_blurRadius != hr) 941 if (h_blurRadius != hr)
661 { 942 {
662 ++changed; 943 changed = true;
663 h_blurRadius = hr; 944 h_blurRadius = hr;
664 } 945 }
665 946
666 if (v_blurRadius != vr) 947 if (v_blurRadius != vr)
667 { 948 {
668 ++changed; 949 changed = true;
669 v_blurRadius = vr; 950 v_blurRadius = vr;
670 } 951 }
671 952
672 if (v_blurRadius == 0 && h_blurRadius == 0) 953 if (v_blurRadius == 0 && h_blurRadius == 0)
673 flags &= ~blurNeeded; 954 bg_flags &= ~BG_NEEDS_BLUR;
674 else 955 else
675 flags |= blurNeeded; 956 bg_flags |= BG_NEEDS_BLUR;
676 957
677 return (changed>0); 958 return changed;
678} 959}
679 960
680static inline unsigned long 961void
681compute_tint_shade_flags (rxvt_color *tint, int shade) 962rxvt_term::set_tint_shade_flags ()
682{ 963{
683 unsigned long flags = 0;
684 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC); 964 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
685 bool has_shade = (shade > 0 && shade < 100) || (shade > 100 && shade < 200); 965 bool has_shade = shade != 100;
686 966
687 if (tint) 967 bg_flags &= ~BG_TINT_FLAGS;
968
969 if (bg_flags & BG_TINT_SET)
688 { 970 {
689 tint->get (c); 971 tint.get (c);
690# define IS_COMPONENT_WHOLESOME(cmp) ((cmp) <= 0x000700 || (cmp) >= 0x00f700)
691 if (!has_shade && IS_COMPONENT_WHOLESOME (c.r)
692 && IS_COMPONENT_WHOLESOME (c.g)
693 && IS_COMPONENT_WHOLESOME (c.b))
694 flags |= bgPixmap_t::tintWholesome;
695# undef IS_COMPONENT_WHOLESOME
696 }
697
698 if (has_shade) 972 if (!has_shade
699 flags |= bgPixmap_t::tintNeeded; 973 && (c.r <= 0x00ff || c.r >= 0xff00)
700 else if (tint) 974 && (c.g <= 0x00ff || c.g >= 0xff00)
975 && (c.b <= 0x00ff || c.b >= 0xff00))
976 bg_flags |= BG_TINT_BITAND;
701 { 977 }
702 if ((c.r > 0x000700 || c.g > 0x000700 || c.b > 0x000700) 978
703 && (c.r < 0x00f700 || c.g < 0x00f700 || c.b < 0x00f700)) 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;
992 }
993
994 return false;
995}
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}
1037#endif
1038
1039bool
1040rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
1041{
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)
1055 {
1056 if (h_blurRadius)
704 { 1057 {
705 flags |= bgPixmap_t::tintNeeded; 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);
706 } 1071 }
707 }
708 1072
709 if (flags & bgPixmap_t::tintNeeded) 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
1091 ret = true;
710 { 1092 }
711 if (flags & bgPixmap_t::tintWholesome) 1093
712 flags |= bgPixmap_t::tintServerSide; 1094 free (kernel);
1095 free (params);
1096 XRenderFreePicture (dpy, src);
1097 XRenderFreePicture (dpy, dst);
1098#endif
1099 return ret;
1100}
1101
1102bool
1103rxvt_term::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
1104{
1105 bool ret = false;
1106
1107 if (bg_flags & BG_TINT_BITAND)
1108 {
1109 XGCValues gcv;
1110 GC gc;
1111
1112 /* In this case we can tint image server-side getting significant
1113 * performance improvements, as we eliminate XImage transfer
1114 */
1115 gcv.foreground = Pixel (tint);
1116 gcv.function = GXand;
1117 gcv.fill_style = FillSolid;
1118 gc = XCreateGC (dpy, pixmap, GCFillStyle | GCForeground | GCFunction, &gcv);
1119 if (gc)
1120 {
1121 XFillRectangle (dpy, pixmap, gc, 0, 0, width, height);
1122 ret = true;
1123 XFreeGC (dpy, gc);
1124 }
1125 }
1126 else
1127 {
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 }
713 else 1140 else
714 { 1141 {
715#if XFT 1142 c.r = c.r * (200 - shade) / 100;
716 flags |= bgPixmap_t::tintServerSide; 1143 c.g = c.g * (200 - shade) / 100;
717#endif 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)
718 } 1180 {
719 } 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);
720 1184
721 return flags; 1185 XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);
722} 1186 }
723 1187
724bool
725bgPixmap_t::set_tint (rxvt_color &new_tint)
726{
727 if (tint != new_tint)
728 {
729 unsigned long new_flags = compute_tint_shade_flags (&new_tint, shade);
730 tint = new_tint;
731 flags = (flags & ~tintFlags) | new_flags | tintSet;
732 return true; 1188 ret = true;
733 }
734 return false;
735}
736 1189
737bool 1190 XRenderFreePicture (dpy, mask_pic);
738bgPixmap_t::unset_tint () 1191 XRenderFreePicture (dpy, overlay_pic);
739{ 1192 XRenderFreePicture (dpy, back_pic);
740 unsigned long new_flags = compute_tint_shade_flags (NULL, shade); 1193# endif
741
742 if (new_flags != (flags & tintFlags))
743 { 1194 }
744 flags = (flags&~tintFlags)|new_flags; 1195
745 return true;
746 }
747 return false; 1196 return ret;
748} 1197}
749 1198
750bool 1199/*
751bgPixmap_t::set_shade (const char *shade_str) 1200 * Builds a pixmap of the same size as the terminal window that contains
752{
753 int new_shade = (shade_str) ? atoi (shade_str) : 0;
754
755 if (new_shade < 0 && new_shade > -100)
756 new_shade = 200 - (100 + new_shade);
757 else if (new_shade == 100)
758 new_shade = 0;
759
760 if (new_shade != shade)
761 {
762 unsigned long new_flags = compute_tint_shade_flags ((flags & tintSet) ? &tint : NULL, new_shade);
763 shade = new_shade;
764 flags = (flags & (~tintFlags | tintSet)) | new_flags;
765 return true;
766 }
767 return false;
768}
769
770/* make_transparency_pixmap()
771 * Builds a pixmap sized the same as terminal window, with depth same as the root window
772 * 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
773 * our window. 1202 * our window.
774 */ 1203 */
775unsigned long 1204unsigned long
776bgPixmap_t::make_transparency_pixmap () 1205rxvt_term::make_transparency_pixmap ()
777{ 1206{
778 unsigned long result = 0; 1207 unsigned long result = 0;
779 1208
780 if (target == NULL)
781 return 0;
782
783 /* 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
784 * be always up-to-date, so let's use it : 1210 * be always up-to-date, so let's use it :
785 */ 1211 */
786 Window root = target->display->root;
787 int screen = target->display->screen; 1212 int screen = display->screen;
788 Display *dpy = target->dpy; 1213 int root_depth = DefaultDepth (dpy, screen);
789 int root_width = DisplayWidth (dpy, screen); 1214 int root_width = DisplayWidth (dpy, screen);
790 int root_height = DisplayHeight (dpy, screen); 1215 int root_height = DisplayHeight (dpy, screen);
791 unsigned int root_pmap_width, root_pmap_height; 1216 unsigned int root_pmap_width, root_pmap_height;
792 int window_width = target->szHint.width; 1217 int window_width = szHint.width;
793 int window_height = target->szHint.height; 1218 int window_height = szHint.height;
794 int sx, sy; 1219 int sx, sy;
795 XGCValues gcv; 1220 XGCValues gcv;
1221 GC gc;
796 1222
797 TIMING_TEST_START (tp); 1223 sx = target_x;
798 target->get_window_origin (sx, sy); 1224 sy = target_y;
799 1225
800 /* 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 : */
801 if (sx + window_width <= 0 || sy + window_height <= 0 1227 if (sx + window_width <= 0 || sy + window_height <= 0
802 || sx >= root_width || sy >= root_height) 1228 || sx >= root_width || sy >= root_height)
803 return 0; 1229 return 0;
804 1230
1231 // validate root pixmap and get its size
805 if (root_pixmap != None) 1232 if (root_pixmap != None)
806 {/* we want to validate the pixmap and get it's size at the same time : */ 1233 {
1234 Window wdummy;
807 int junk; 1235 int idummy;
808 unsigned int ujunk; 1236 unsigned int udummy;
809 /* root pixmap may be bad - allow a error */ 1237
810 target->allowedxerror = -1; 1238 allowedxerror = -1;
811 1239
812 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))
813 root_pixmap = None; 1241 root_pixmap = None;
814 1242
815 target->allowedxerror = 0; 1243 allowedxerror = 0;
1244 }
1245
1246 Pixmap recoded_root_pmap = root_pixmap;
1247
1248 if (root_pixmap != None && root_depth != depth)
816 } 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);
817 1254
818 Pixmap tiled_root_pmap = XCreatePixmap (dpy, root, window_width, window_height, root_depth); 1255 XRenderPictureAttributes pa;
819 GC gc = NULL;
820 1256
821 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)
822 return 0; 1274 return 0;
823 1275
824 if (root_pixmap == None) 1276 if (bg_pixmap == None
825 { /* use tricks to obtain the root background image :*/ 1277 || bg_pmap_width != window_width
826 /* we want to create Overrideredirect window overlapping out window 1278 || bg_pmap_height != window_height)
827 with background type of Parent Relative and then grab it */
828 XSetWindowAttributes attr;
829 Window src;
830 bool success = false;
831
832 attr.background_pixmap = ParentRelative;
833 attr.backing_store = Always;
834 attr.event_mask = ExposureMask;
835 attr.override_redirect = True;
836 src = XCreateWindow (dpy, root, sx, sy, window_width, window_height, 0,
837 CopyFromParent, CopyFromParent, CopyFromParent,
838 CWBackPixmap|CWBackingStore|CWOverrideRedirect|CWEventMask,
839 &attr);
840
841 if (src != None)
842 {
843 XEvent event;
844 int ev_count = 0;
845 XGrabServer (dpy);
846 XMapRaised (dpy, src);
847 XSync (dpy, False);
848
849 /* XSync should get window where it's properly exposed,
850 * but to be on the safe side - let's check for the actuall event to arrive : */
851 while (XCheckWindowEvent (dpy, src, ExposureMask, &event))
852 ++ev_count;
853
854 if (ev_count > 0);
855 { /* hooray! - we can grab the image! */
856 gc = XCreateGC (dpy, root, 0, NULL);
857 if (gc)
858 {
859 XCopyArea (dpy, src, tiled_root_pmap, gc, 0, 0, window_width, window_height, 0, 0);
860 success = true;
861 }
862 }
863 XDestroyWindow (dpy, src);
864 XUngrabServer (dpy);
865 //fprintf (stderr, "%s:%d: ev_count = %d\n", __FUNCTION__, __LINE__, ev_count);
866 }
867
868 if (!success)
869 {
870 XFreePixmap (dpy, tiled_root_pmap);
871 tiled_root_pmap = None;
872 }
873 else
874 result |= transpPmapTiled;
875 } 1279 {
876 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
877 {/* strightforward pixmap copy */ 1287 /* straightforward pixmap copy */
1288 while (sx < 0) sx += root_width;
1289 while (sy < 0) sy += root_height;
1290
878 gcv.tile = root_pixmap; 1291 gcv.tile = recoded_root_pmap;
879 gcv.fill_style = FillTiled; 1292 gcv.fill_style = FillTiled;
880
881 while (sx < 0) sx += (int)root_width;
882 while (sy < 0) sy += (int)root_height;
883
884 gcv.ts_x_origin = -sx; 1293 gcv.ts_x_origin = -sx;
885 gcv.ts_y_origin = -sy; 1294 gcv.ts_y_origin = -sy;
886 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);
887 1388
888 if (gc) 1389 if (gc)
889 { 1390 {
890 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);
891 result |= transpPmapTiled;
892 }
893 }
894 TIMING_TEST_PRINT_RESULT (tp);
895 1392
896 if (tiled_root_pmap != None) 1393 XFreeGC (dpy, gc);
897 { 1394 bg_flags |= BG_IS_VALID;
898 if (!need_client_side_rendering ())
899 { 1395 }
900 if ((flags & tintNeeded))
901 {
902 if (flags & tintWholesome)
903 {
904 /* In this case we can tint image server-side getting significant
905 * performance improvements, as we eliminate XImage transfer
906 */
907 gcv.foreground = Pixel (tint);
908 gcv.function = GXand;
909 gcv.fill_style = FillSolid;
910 if (gc)
911 XChangeGC (dpy, gc, GCFillStyle | GCForeground | GCFunction, &gcv);
912 else
913 gc = XCreateGC (dpy, root, GCFillStyle | GCForeground | GCFunction, &gcv);
914 if (gc)
915 {
916 XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
917 result |= transpPmapTinted;
918 }
919 }
920 else
921 {
922# if XFT
923 Picture back_pic = 0;
924 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
925 1396
926 if (flags & tintSet) 1397 XDestroyImage (result);
927 tint.get (c);
928
929 if (shade > 0 && shade < 100)
930 {
931 c.r = (c.r * shade) / 100;
932 c.g = (c.g * shade) / 100;
933 c.b = (c.b * shade) / 100;
934 }
935 else if( shade > 100 && shade < 200)
936 {
937 c.r = (c.r * (200 - shade)) / 100;
938 c.g = (c.g * (200 - shade)) / 100;
939 c.b = (c.b * (200 - shade)) / 100;
940 }
941
942 XRenderPictFormat pf;
943 pf.type = PictTypeDirect;
944 pf.depth = 32;
945 pf.direct.redMask = 0xff;
946 pf.direct.greenMask = 0xff;
947 pf.direct.blueMask = 0xff;
948 pf.direct.alphaMask = 0xff;
949
950 XRenderPictFormat *solid_format = XRenderFindFormat (dpy,
951 (PictFormatType|
952 PictFormatDepth|
953 PictFormatRedMask|
954 PictFormatGreenMask|
955 PictFormatBlueMask|
956 PictFormatAlphaMask),
957 &pf,
958 0);
959 XRenderPictFormat *root_format = XRenderFindVisualFormat (dpy, DefaultVisualOfScreen (ScreenOfDisplay (dpy, target->display->screen)));
960 XRenderPictureAttributes pa ;
961
962 back_pic = XRenderCreatePicture (dpy, tiled_root_pmap, root_format, 0, &pa);
963
964 pa.repeat = True;
965
966 Pixmap overlay_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
967 Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
968 XFreePixmap (dpy, overlay_pmap);
969
970 pa.component_alpha = True;
971 Pixmap mask_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
972 Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
973 XFreePixmap (dpy, mask_pmap);
974
975 if (mask_pic && overlay_pic && back_pic)
976 {
977 XRenderColor mask_c;
978
979 memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof (mask_c));
980 mask_c.alpha = 0xffff;
981 XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
982
983 mask_c.alpha = 0;
984 mask_c.red = 0xffff - c.r;
985 mask_c.green = 0xffff - c.g;
986 mask_c.blue = 0xffff - c.b;
987 XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
988 XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, window_width, window_height);
989 result |= transpPmapTinted;
990 }
991 XRenderFreePicture (dpy, mask_pic);
992 XRenderFreePicture (dpy, overlay_pic);
993 XRenderFreePicture (dpy, back_pic);
994# if DO_TIMING_TEST
995 XSync (dpy, False);
996# endif
997# endif
998 }
999 }
1000 } /* server side rendering completed */
1001
1002 if (pixmap)
1003 XFreePixmap (dpy, pixmap);
1004
1005 pixmap = tiled_root_pmap;
1006 pmap_width = window_width;
1007 pmap_height = window_height;
1008 pmap_depth = root_depth;
1009 }
1010
1011 if (gc)
1012 XFreeGC (dpy, gc);
1013
1014 TIMING_TEST_PRINT_RESULT (tp);
1015
1016 return result;
1017}
1018
1019bool
1020bgPixmap_t::set_root_pixmap ()
1021{
1022 Pixmap new_root_pixmap = None;
1023
1024 new_root_pixmap = target->get_pixmap_property (XA_XROOTPMAP_ID);
1025 if (new_root_pixmap == None)
1026 new_root_pixmap = target->get_pixmap_property (XA_ESETROOT_PMAP_ID);
1027
1028 if (new_root_pixmap != root_pixmap)
1029 { 1398 }
1030 root_pixmap = new_root_pixmap;
1031 return true;
1032 }
1033 return false;
1034}
1035# endif /* ENABLE_TRANSPARENCY */
1036
1037# ifndef HAVE_AFTERIMAGE
1038static void ShadeXImage(rxvt_term *term, XImage* srcImage, int shade, int rm, int gm, int bm);
1039# endif 1399# endif
1040 1400
1041 1401 if (!(bg_flags & BG_IS_VALID))
1042bool
1043bgPixmap_t::render ()
1044{
1045 unsigned long background_flags = 0;
1046
1047 if (target == NULL)
1048 return false;
1049
1050 TIMING_TEST_START (tp);
1051
1052 invalidate();
1053# ifdef ENABLE_TRANSPARENCY
1054 if (flags & isTransparent)
1055 {
1056 /* we need to re-generate transparency pixmap in that case ! */
1057 background_flags = make_transparency_pixmap ();
1058 if (background_flags == 0)
1059 return false;
1060 else if ((background_flags & transpTransformations) == (flags & transpTransformations)
1061 && pmap_depth == target->depth)
1062 flags = flags & ~isInvalid;
1063 } 1402 {
1064# endif
1065
1066 XImage *result = NULL;
1067# ifdef HAVE_AFTERIMAGE
1068 if (original_asim
1069 || (background_flags & transpTransformations) != (flags & transpTransformations))
1070 {
1071 ASImage *background = NULL;
1072 ARGB32 as_tint = TINT_LEAVE_SAME;
1073 if (background_flags)
1074 background = pixmap2ximage (target->asv, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, 100);
1075
1076# ifdef ENABLE_TRANSPARENCY
1077 if (!(background_flags & transpPmapTinted) && (flags & tintNeeded))
1078 {
1079 ShadingInfo as_shade;
1080 as_shade.shading = (shade == 0) ? 100 : shade;
1081
1082 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1083 if (flags & tintSet)
1084 tint.get (c);
1085 as_shade.tintColor.red = c.r;
1086 as_shade.tintColor.green = c.g;
1087 as_shade.tintColor.blue = c.b;
1088
1089 as_tint = shading2tint32 (&as_shade);
1090 }
1091 if (!(background_flags & transpPmapBlured) && (flags & blurNeeded) && background != NULL)
1092 {
1093 ASImage* tmp = blur_asimage_gauss (target->asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF,
1094 (original_asim == NULL || tint == TINT_LEAVE_SAME)?ASA_XImage:ASA_ASImage,
1095 100, ASIMAGE_QUALITY_DEFAULT);
1096 if (tmp)
1097 {
1098 destroy_asimage (&background);
1099 background = tmp;
1100 }
1101 }
1102# endif
1103
1104 if (render_asim (background, as_tint))
1105 flags = flags & ~isInvalid;
1106 if (background)
1107 destroy_asimage (&background);
1108 }
1109 else if (background_flags && pmap_depth != target->depth)
1110 {
1111 result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1112 }
1113
1114# elif !XFT /* our own client-side tinting */
1115
1116 /* ATTENTION: We ASSUME that XFT will let us do all the tinting neccessary server-side.
1117 This may need to be changed in need_client_side_rendering() logic is altered !!! */
1118
1119 if (background_flags && (flags & isInvalid))
1120 {
1121 result = XGetImage (target->dpy, pixmap, 0, 0, pmap_width, pmap_height, AllPlanes, ZPixmap);
1122 if (result != NULL && !(background_flags & transpPmapTinted) && (flags & tintNeeded))
1123 {
1124 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1125 if (flags & tintSet)
1126 tint.get (c);
1127 ShadeXImage (target, result, shade, c.r, c.g, c.b);
1128 }
1129 }
1130# endif /* HAVE_AFTERIMAGE */
1131
1132 if (result != NULL)
1133 {
1134 GC gc = XCreateGC (target->dpy, target->vt, 0UL, NULL);
1135 if (gc)
1136 {
1137 if (/*pmap_depth != target->depth &&*/ pixmap != None)
1138 {
1139 XFreePixmap (target->dpy, pixmap);
1140 pixmap = None;
1141 }
1142 if (pixmap == None)
1143 {
1144 pixmap = XCreatePixmap (target->dpy, target->vt, result->width, result->height, target->depth);
1145 pmap_width = result->width;
1146 pmap_height = result->height;
1147 pmap_depth = target->depth;
1148 }
1149 if (pmap_depth != result->depth)
1150 { /* Bad Match error will ensue ! stupid X !!!! */
1151 if( result->depth == 24 && pmap_depth == 32)
1152 result->depth = 32;
1153 else if( result->depth == 32 && pmap_depth == 24)
1154 result->depth = 24;
1155 else
1156 {
1157 /* TODO: implement image recoding */
1158 }
1159 }
1160 if (pmap_depth == result->depth)
1161 XPutImage (target->dpy, pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1162 XFreeGC (target->dpy, gc);
1163 flags = flags & ~isInvalid;
1164 }
1165 XDestroyImage (result);
1166 }
1167
1168 if (flags & isInvalid)
1169 {
1170 if (pixmap != None) 1403 if (bg_pixmap != None)
1171 { 1404 {
1172 XFreePixmap (target->dpy, pixmap); 1405 XFreePixmap (dpy, bg_pixmap);
1173 pixmap = None; 1406 bg_pixmap = None;
1174 } 1407 }
1175 } 1408 }
1176 1409
1177 apply (); 1410 scr_recolour (false);
1411 bg_flags |= BG_NEEDS_REFRESH;
1178 1412
1179 TIMING_TEST_PRINT_RESULT (tp); 1413 bg_valid_since = ev::now ();
1180 1414
1181 return true; 1415 return true;
1182} 1416}
1183 1417
1184bool
1185bgPixmap_t::set_target (rxvt_term *new_target)
1186{
1187 if (new_target)
1188 if (target != new_target)
1189 {
1190 target = new_target;
1191# ifdef ENABLE_TRANSPARENCY
1192 root_depth = DefaultDepthOfScreen (ScreenOfDisplay (target->dpy, target->display->screen));
1193# endif
1194 return true;
1195 }
1196 return false;
1197}
1198
1199void 1418void
1200bgPixmap_t::apply() 1419rxvt_term::bg_init ()
1201{ 1420{
1202 if (target)
1203 {
1204 flags &= ~isVtOrigin;
1205 if (pixmap != None)
1206 { /* set target's background to pixmap */
1207# ifdef ENABLE_TRANSPARENCY 1421#ifdef ENABLE_TRANSPARENCY
1208 if (flags & isTransparent) 1422 shade = 100;
1209 {
1210 XSetWindowBackgroundPixmap (target->dpy, target->parent[0], pixmap);
1211 XSetWindowBackgroundPixmap (target->dpy, target->vt, ParentRelative);
1212# if HAVE_SCROLLBARS
1213 if (target->scrollBar.win)
1214 XSetWindowBackgroundPixmap (target->dpy, target->scrollBar.win, ParentRelative);
1215# endif
1216 }
1217 else
1218# endif 1423#endif
1219 { 1424
1220 flags |= isVtOrigin; 1425 bg_flags &= ~(BG_HAS_RENDER | BG_HAS_RENDER_CONV);
1221 /* force old pixmap dereference in case it was transparent before :*/ 1426#if XRENDER
1222 XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]); 1427 int major, minor;
1223 XSetWindowBackgroundPixmap (target->dpy, target->vt, pixmap); 1428 if (XRenderQueryVersion (dpy, &major, &minor))
1224 /* do we also need to set scrollbar's background here ? */ 1429 bg_flags |= BG_HAS_RENDER;
1225# if HAVE_SCROLLBARS 1430 XFilters *filters = XRenderQueryFilters (dpy, vt);
1226 if (target->scrollBar.win) 1431 if (filters)
1227 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 }
1228# endif 1439#endif
1229 }
1230 }
1231 else
1232 { /* set target background to a pixel */
1233 XSetWindowBackground (target->dpy, target->parent[0], target->pix_colors[Color_border]);
1234 XSetWindowBackground (target->dpy, target->vt, target->pix_colors[Color_bg]);
1235 /* do we also need to set scrollbar's background here ? */
1236# if HAVE_SCROLLBARS
1237 if (target->scrollBar.win)
1238 XSetWindowBackground (target->dpy, target->scrollBar.win, target->pix_colors[Color_border]);
1239# endif
1240 }
1241 /* don't want Expose on the parent or vt. It is better to use
1242 scr_touch or we get a great deal of flicker otherwise: */
1243 XClearWindow (target->dpy, target->parent[0]);
1244
1245# if HAVE_SCROLLBARS
1246 if (target->scrollBar.win)
1247 {
1248 target->scrollBar.setIdle ();
1249 target->scrollbar_show (0);
1250 }
1251# endif
1252
1253 target->want_refresh = 1;
1254 flags |= hasChanged;
1255 }
1256} 1440}
1257 1441
1258#endif /* HAVE_BG_PIXMAP */ 1442#endif /* HAVE_BG_PIXMAP */
1259 1443
1260#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) && !XFT 1444#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1261/* taken from aterm-0.4.2 */ 1445/* taken from aterm-0.4.2 */
1262 1446
1263typedef uint32_t RUINT32T;
1264
1265static void 1447static void
1266ShadeXImage(rxvt_term *term, XImage* srcImage, int shade, int rm, int gm, int bm) 1448shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c)
1267{ 1449{
1268 int sh_r, sh_g, sh_b; 1450 int sh_r, sh_g, sh_b;
1269 RUINT32T mask_r, mask_g, mask_b; 1451 uint32_t mask_r, mask_g, mask_b;
1270 RUINT32T *lookup, *lookup_r, *lookup_g, *lookup_b; 1452 uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1271 unsigned int lower_lim_r, lower_lim_g, lower_lim_b; 1453 rgba low;
1272 unsigned int upper_lim_r, upper_lim_g, upper_lim_b; 1454 rgba high;
1273 int i; 1455 int i;
1456 int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
1274 1457
1275 Visual *visual = term->visual;
1276
1277 if (visual->c_class != TrueColor || srcImage->format != ZPixmap) return ; 1458 if (visual->c_class != TrueColor || ximage->format != ZPixmap) return;
1278
1279 if (shade == 0)
1280 shade = 100;
1281 1459
1282 /* for convenience */ 1460 /* for convenience */
1283 mask_r = visual->red_mask; 1461 mask_r = visual->red_mask;
1284 mask_g = visual->green_mask; 1462 mask_g = visual->green_mask;
1285 mask_b = visual->blue_mask; 1463 mask_b = visual->blue_mask;
1286 1464
1287 /* boring lookup table pre-initialization */ 1465 /* boring lookup table pre-initialization */
1288 switch (srcImage->bits_per_pixel) { 1466 switch (ximage->depth)
1467 {
1289 case 15: 1468 case 15:
1290 if ((mask_r != 0x7c00) || 1469 if ((mask_r != 0x7c00) ||
1291 (mask_g != 0x03e0) || 1470 (mask_g != 0x03e0) ||
1292 (mask_b != 0x001f)) 1471 (mask_b != 0x001f))
1293 return; 1472 return;
1294 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+32+32)); 1473 lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+32+32));
1295 lookup_r = lookup; 1474 lookup_r = lookup;
1296 lookup_g = lookup+32; 1475 lookup_g = lookup+32;
1297 lookup_b = lookup+32+32; 1476 lookup_b = lookup+32+32;
1298 sh_r = 10; 1477 sh_r = 10;
1299 sh_g = 5; 1478 sh_g = 5;
1300 sh_b = 0; 1479 sh_b = 0;
1301 break; 1480 break;
1302 case 16: 1481 case 16:
1303 if ((mask_r != 0xf800) || 1482 if ((mask_r != 0xf800) ||
1304 (mask_g != 0x07e0) || 1483 (mask_g != 0x07e0) ||
1305 (mask_b != 0x001f)) 1484 (mask_b != 0x001f))
1306 return; 1485 return;
1307 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(32+64+32)); 1486 lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+64+32));
1308 lookup_r = lookup; 1487 lookup_r = lookup;
1309 lookup_g = lookup+32; 1488 lookup_g = lookup+32;
1310 lookup_b = lookup+32+64; 1489 lookup_b = lookup+32+64;
1311 sh_r = 11; 1490 sh_r = 11;
1312 sh_g = 5; 1491 sh_g = 5;
1313 sh_b = 0; 1492 sh_b = 0;
1314 break; 1493 break;
1315 case 24: 1494 case 24:
1316 if ((mask_r != 0xff0000) || 1495 if ((mask_r != 0xff0000) ||
1317 (mask_g != 0x00ff00) || 1496 (mask_g != 0x00ff00) ||
1318 (mask_b != 0x0000ff)) 1497 (mask_b != 0x0000ff))
1319 return; 1498 return;
1320 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256)); 1499 lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1321 lookup_r = lookup; 1500 lookup_r = lookup;
1322 lookup_g = lookup+256; 1501 lookup_g = lookup+256;
1323 lookup_b = lookup+256+256; 1502 lookup_b = lookup+256+256;
1324 sh_r = 16; 1503 sh_r = 16;
1325 sh_g = 8; 1504 sh_g = 8;
1326 sh_b = 0; 1505 sh_b = 0;
1327 break; 1506 break;
1328 case 32: 1507 case 32:
1329 if ((mask_r != 0xff0000) || 1508 if ((mask_r != 0xff0000) ||
1330 (mask_g != 0x00ff00) || 1509 (mask_g != 0x00ff00) ||
1331 (mask_b != 0x0000ff)) 1510 (mask_b != 0x0000ff))
1332 return; 1511 return;
1333 lookup = (RUINT32T *) malloc (sizeof (RUINT32T)*(256+256+256)); 1512 lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1334 lookup_r = lookup; 1513 lookup_r = lookup;
1335 lookup_g = lookup+256; 1514 lookup_g = lookup+256;
1336 lookup_b = lookup+256+256; 1515 lookup_b = lookup+256+256;
1337 sh_r = 16; 1516 sh_r = 16;
1338 sh_g = 8; 1517 sh_g = 8;
1339 sh_b = 0; 1518 sh_b = 0;
1340 break; 1519 break;
1341 default: 1520 default:
1342 return; /* we do not support this color depth */ 1521 return; /* we do not support this color depth */
1343 } 1522 }
1344 1523
1345 /* prepare limits for color transformation (each channel is handled separately) */ 1524 /* prepare limits for color transformation (each channel is handled separately) */
1346 if (shade < 0) { 1525 if (shade > 100)
1526 {
1347 shade = -shade; 1527 shade = 200 - shade;
1348 if (shade < 0) shade = 0;
1349 if (shade > 100) shade = 100;
1350 1528
1351 lower_lim_r = 65535-rm; 1529 high.r = c.r * shade / 100;
1352 lower_lim_g = 65535-gm; 1530 high.g = c.g * shade / 100;
1353 lower_lim_b = 65535-bm; 1531 high.b = c.b * shade / 100;
1354 1532
1355 lower_lim_r = 65535-(unsigned int)(((RUINT32T)lower_lim_r)*((RUINT32T)shade)/100); 1533 low.r = 65535 * (100 - shade) / 100;
1356 lower_lim_g = 65535-(unsigned int)(((RUINT32T)lower_lim_g)*((RUINT32T)shade)/100); 1534 low.g = 65535 * (100 - shade) / 100;
1357 lower_lim_b = 65535-(unsigned int)(((RUINT32T)lower_lim_b)*((RUINT32T)shade)/100); 1535 low.b = 65535 * (100 - shade) / 100;
1358
1359 upper_lim_r = upper_lim_g = upper_lim_b = 65535;
1360 } else {
1361 if (shade < 0) shade = 0;
1362 if (shade > 100) shade = 100;
1363
1364 lower_lim_r = lower_lim_g = lower_lim_b = 0;
1365
1366 upper_lim_r = (unsigned int)((((RUINT32T)rm)*((RUINT32T)shade))/100);
1367 upper_lim_g = (unsigned int)((((RUINT32T)gm)*((RUINT32T)shade))/100);
1368 upper_lim_b = (unsigned int)((((RUINT32T)bm)*((RUINT32T)shade))/100);
1369 } 1536 }
1370 1537 else
1371 /* switch red and blue bytes if necessary, we need it for some weird XServers like XFree86 3.3.3.1 */
1372 if ((srcImage->bits_per_pixel == 24) && (mask_r >= 0xFF0000 ))
1373 { 1538 {
1374 unsigned int tmp; 1539 high.r = c.r * shade / 100;
1540 high.g = c.g * shade / 100;
1541 high.b = c.b * shade / 100;
1375 1542
1376 tmp = lower_lim_r; 1543 low.r = low.g = low.b = 0;
1377 lower_lim_r = lower_lim_b;
1378 lower_lim_b = tmp;
1379
1380 tmp = upper_lim_r;
1381 upper_lim_r = upper_lim_b;
1382 upper_lim_b = tmp;
1383 } 1544 }
1384 1545
1385 /* fill our lookup tables */ 1546 /* fill our lookup tables */
1386 for (i = 0; i <= mask_r>>sh_r; i++) 1547 for (i = 0; i <= mask_r>>sh_r; i++)
1387 { 1548 {
1388 RUINT32T tmp; 1549 uint32_t tmp;
1389 tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_r-lower_lim_r)); 1550 tmp = i * high.r;
1390 tmp += ((RUINT32T)(mask_r>>sh_r))*((RUINT32T)lower_lim_r); 1551 tmp += (mask_r>>sh_r) * low.r;
1391 lookup_r[i] = (tmp/65535)<<sh_r; 1552 lookup_r[i] = (tmp/65535)<<sh_r;
1392 } 1553 }
1393 for (i = 0; i <= mask_g>>sh_g; i++) 1554 for (i = 0; i <= mask_g>>sh_g; i++)
1394 { 1555 {
1395 RUINT32T tmp; 1556 uint32_t tmp;
1396 tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_g-lower_lim_g)); 1557 tmp = i * high.g;
1397 tmp += ((RUINT32T)(mask_g>>sh_g))*((RUINT32T)lower_lim_g); 1558 tmp += (mask_g>>sh_g) * low.g;
1398 lookup_g[i] = (tmp/65535)<<sh_g; 1559 lookup_g[i] = (tmp/65535)<<sh_g;
1399 } 1560 }
1400 for (i = 0; i <= mask_b>>sh_b; i++) 1561 for (i = 0; i <= mask_b>>sh_b; i++)
1401 { 1562 {
1402 RUINT32T tmp; 1563 uint32_t tmp;
1403 tmp = ((RUINT32T)i)*((RUINT32T)(upper_lim_b-lower_lim_b)); 1564 tmp = i * high.b;
1404 tmp += ((RUINT32T)(mask_b>>sh_b))*((RUINT32T)lower_lim_b); 1565 tmp += (mask_b>>sh_b) * low.b;
1405 lookup_b[i] = (tmp/65535)<<sh_b; 1566 lookup_b[i] = (tmp/65535)<<sh_b;
1406 } 1567 }
1407 1568
1408 /* apply table to input image (replacing colors by newly calculated ones) */ 1569 /* apply table to input image (replacing colors by newly calculated ones) */
1409 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)
1410 { 1573 {
1411 case 15:
1412 {
1413 unsigned short *p1, *pf, *p, *pl; 1574 uint32_t *p1, *pf, *p, *pl;
1414 p1 = (unsigned short *) srcImage->data; 1575 p1 = (uint32_t *) ximage->data;
1415 pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line); 1576 pf = (uint32_t *) (ximage->data + ximage->height * ximage->bytes_per_line);
1577
1416 while (p1 < pf) 1578 while (p1 < pf)
1417 { 1579 {
1418 p = p1; 1580 p = p1;
1419 pl = p1 + srcImage->width; 1581 pl = p1 + ximage->width;
1420 for (; p < pl; p++) 1582 for (; p < pl; p++)
1421 { 1583 {
1422 *p = lookup_r[(*p & 0x7c00)>>10] |
1423 lookup_g[(*p & 0x03e0)>> 5] |
1424 lookup_b[(*p & 0x001f)];
1425 }
1426 p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1427 }
1428 break;
1429 }
1430 case 16:
1431 {
1432 unsigned short *p1, *pf, *p, *pl;
1433 p1 = (unsigned short *) srcImage->data;
1434 pf = (unsigned short *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1435 while (p1 < pf)
1436 {
1437 p = p1;
1438 pl = p1 + srcImage->width;
1439 for (; p < pl; p++)
1440 {
1441 *p = lookup_r[(*p & 0xf800)>>11] |
1442 lookup_g[(*p & 0x07e0)>> 5] |
1443 lookup_b[(*p & 0x001f)];
1444 }
1445 p1 = (unsigned short *) ((char *) p1 + srcImage->bytes_per_line);
1446 }
1447 break;
1448 }
1449 case 24:
1450 {
1451 unsigned char *p1, *pf, *p, *pl;
1452 p1 = (unsigned char *) srcImage->data;
1453 pf = (unsigned char *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1454 while (p1 < pf)
1455 {
1456 p = p1;
1457 pl = p1 + srcImage->width * 3;
1458 for (; p < pl; p += 3)
1459 {
1460 p[0] = lookup_r[(p[0] & 0xff0000)>>16];
1461 p[1] = lookup_r[(p[1] & 0x00ff00)>> 8];
1462 p[2] = lookup_r[(p[2] & 0x0000ff)];
1463 }
1464 p1 = (unsigned char *) ((char *) p1 + srcImage->bytes_per_line);
1465 }
1466 break;
1467 }
1468 case 32:
1469 {
1470 RUINT32T *p1, *pf, *p, *pl;
1471 p1 = (RUINT32T *) srcImage->data;
1472 pf = (RUINT32T *) (srcImage->data + srcImage->height * srcImage->bytes_per_line);
1473
1474 while (p1 < pf)
1475 {
1476 p = p1;
1477 pl = p1 + srcImage->width;
1478 for (; p < pl; p++)
1479 {
1480 *p = lookup_r[(*p & 0xff0000)>>16] | 1584 *p = lookup_r[(*p & 0xff0000) >> 16] |
1481 lookup_g[(*p & 0x00ff00)>> 8] | 1585 lookup_g[(*p & 0x00ff00) >> 8] |
1482 lookup_b[(*p & 0x0000ff)] | 1586 lookup_b[(*p & 0x0000ff)] |
1483 (*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);
1484 } 1602 }
1485 p1 = (RUINT32T *) ((char *) p1 + srcImage->bytes_per_line);
1486 } 1603 }
1487 break;
1488 }
1489 }
1490 1604
1491 free (lookup); 1605 free (lookup);
1492} 1606}
1493#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */ 1607#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */

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