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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.193 by sf-exg, Sun Jan 1 14:31:29 2012 UTC vs.
Revision 1.223 by sf-exg, Sat May 26 08:55:27 2012 UTC

… …
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * 4 *
5 * All portions of code are copyright by their respective author/s. 5 * All portions of code are copyright by their respective author/s.
6 * Copyright (c) 2005-2008 Marc Lehmann <schmorp@schmorp.de> 6 * Copyright (c) 2005-2008 Marc Lehmann <schmorp@schmorp.de>
7 * Copyright (c) 2007 Sasha Vasko <sasha@aftercode.net> 7 * Copyright (c) 2007 Sasha Vasko <sasha@aftercode.net>
8 * Copyright (c) 2010 Emanuele Giaquinta <e.giaquinta@glauco.it> 8 * Copyright (c) 2010-2012 Emanuele Giaquinta <e.giaquinta@glauco.it>
9 * 9 *
10 * 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
11 * 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
12 * the Free Software Foundation; either version 2 of the License, or 12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version. 13 * (at your option) any later version.
… …
20 * 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
21 * along with this program; if not, write to the Free Software 21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 22 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23 *---------------------------------------------------------------------*/ 23 *---------------------------------------------------------------------*/
24 24
25#include <cmath> 25#include <math.h>
26#include "../config.h" /* NECESSARY */ 26#include "../config.h" /* NECESSARY */
27#include "rxvt.h" /* NECESSARY */ 27#include "rxvt.h" /* NECESSARY */
28 28
29#if XRENDER 29#if XRENDER
30# include <X11/extensions/Xrender.h> 30# include <X11/extensions/Xrender.h>
31#endif 31#endif
32 32
33#ifndef FilterConvolution 33#ifndef FilterConvolution
34#define FilterConvolution "convolution" 34#define FilterConvolution "convolution"
35#endif
36
37#ifndef RepeatPad
38#define RepeatPad True
35#endif 39#endif
36 40
37#ifdef HAVE_BG_PIXMAP 41#ifdef HAVE_BG_PIXMAP
38# if XRENDER 42# if XRENDER
39static Picture 43static Picture
… …
54# endif 58# endif
55 59
56void 60void
57rxvt_term::bg_destroy () 61rxvt_term::bg_destroy ()
58{ 62{
59#ifdef HAVE_AFTERIMAGE 63# ifdef BG_IMAGE_FROM_FILE
60 if (original_asim) 64 for (vector<rxvt_image>::iterator bg_image = image_vec.begin (); bg_image < image_vec.end (); bg_image++)
61 safe_asimage_destroy (original_asim); 65 bg_image->destroy ();
62 if (asv)
63 destroy_asvisual (asv, 0);
64 if (asimman)
65 destroy_image_manager (asimman, 0);
66#endif 66# endif
67
68#ifdef HAVE_PIXBUF
69 if (pixbuf)
70 g_object_unref (pixbuf);
71#endif
72 67
73 if (bg_pixmap) 68 if (bg_pixmap)
74 XFreePixmap (dpy, bg_pixmap); 69 XFreePixmap (dpy, bg_pixmap);
75} 70}
76 71
… …
95 if (bg_flags & BG_IS_TRANSPARENT) 90 if (bg_flags & BG_IS_TRANSPARENT)
96 return true; 91 return true;
97# endif 92# endif
98 93
99# ifdef BG_IMAGE_FROM_FILE 94# ifdef BG_IMAGE_FROM_FILE
100 if (bg_flags & BG_IS_FROM_FILE) 95 for (vector<rxvt_image>::iterator bg_image = image_vec.begin (); bg_image < image_vec.end (); bg_image++)
101 { 96 {
102 if (bg_flags & BG_IS_SIZE_SENSITIVE) 97 if ((bg_image->flags & IM_IS_SIZE_SENSITIVE)
98 || bg_image->width () > szHint.width
99 || bg_image->height () > szHint.height)
103 return true; 100 return true;
104 } 101 }
105# endif 102# endif
106 103
107 return false; 104 return false;
… …
114 if (bg_flags & BG_IS_TRANSPARENT) 111 if (bg_flags & BG_IS_TRANSPARENT)
115 return true; 112 return true;
116# endif 113# endif
117 114
118# ifdef BG_IMAGE_FROM_FILE 115# ifdef BG_IMAGE_FROM_FILE
119 if (bg_flags & BG_IS_FROM_FILE) 116 for (vector<rxvt_image>::iterator bg_image = image_vec.begin (); bg_image < image_vec.end (); bg_image++)
120 { 117 {
121 if (bg_flags & BG_ROOT_ALIGN) 118 if (bg_image->flags & IM_ROOT_ALIGN)
122 return true; 119 return true;
123 } 120 }
124# endif 121# endif
125 122
126 return false; 123 return false;
127} 124}
128 125
129# ifdef BG_IMAGE_FROM_FILE 126# ifdef BG_IMAGE_FROM_FILE
130static inline bool
131check_set_scale_value (int geom_flags, int flag, unsigned int &scale, unsigned int new_value)
132{
133 if (geom_flags & flag)
134 {
135 if (new_value > 1000)
136 new_value = 1000;
137 if (new_value != scale)
138 {
139 scale = new_value;
140 return true;
141 }
142 }
143 return false;
144}
145
146static inline bool
147check_set_align_value (int geom_flags, int flag, int &align, int new_value)
148{
149 if (geom_flags & flag)
150 {
151 if (new_value < -100)
152 new_value = -100;
153 else if (new_value > 200)
154 new_value = 200;
155 if (new_value != align)
156 {
157 align = new_value;
158 return true;
159 }
160 }
161 return false;
162}
163
164static inline int 127static inline int
165make_align_position (int align, int window_size, int image_size) 128make_align_position (int align, int window_size, int image_size)
166{ 129{
167 int diff = window_size - image_size;
168 int smaller = min (image_size, window_size);
169
170 if (align >= 0 && align <= 100) 130 if (align >= 0 && align <= 100)
171 return diff * align / 100; 131 return lerp (0, window_size - image_size, align);
172 else if (align > 100 && align <= 200) 132 else if (align > 100)
173 return (align - 100) * smaller / 100 + window_size - smaller; 133 return lerp (window_size - image_size, window_size, align - 100);
174 else if (align >= -100 && align < 0) 134 else
175 return (align + 100) * smaller / 100 - image_size; 135 return lerp (-image_size, 0, align + 100);
176 return 0;
177} 136}
178 137
179static inline int 138static inline int
180make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size) 139make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)
181{ 140{
… …
187 src_pos = -pos; 146 src_pos = -pos;
188 dst_pos = 0; 147 dst_pos = 0;
189 dst_size += pos; 148 dst_size += pos;
190 } 149 }
191 150
192 if (dst_pos + dst_size > target_size)
193 dst_size = target_size - dst_pos; 151 min_it (dst_size, target_size - dst_pos);
194 return src_pos; 152 return src_pos;
195} 153}
196 154
155static void
156parse_style (const char *style, int &x, int &y, unsigned int &w, unsigned int &h, uint8_t &flags)
157{
158 if (!strcasecmp (style, "tiled"))
159 {
160 flags = IM_TILE;
161 w = h = noScale;
162 x = y = 0;
163 }
164 else if (!strcasecmp (style, "aspect-stretched"))
165 {
166 flags = IM_KEEP_ASPECT;
167 w = h = windowScale;
168 x = y = centerAlign;
169 }
170 else if (!strcasecmp (style, "stretched"))
171 {
172 flags = 0;
173 w = h = windowScale;
174 x = y = centerAlign;
175 }
176 else if (!strcasecmp (style, "centered"))
177 {
178 flags = 0;
179 w = h = noScale;
180 x = y = centerAlign;
181 }
182 else if (!strcasecmp (style, "root-tiled"))
183 {
184 flags = IM_TILE|IM_ROOT_ALIGN;
185 w = h = noScale;
186 x = y = 0;
187 }
188}
189
197bool 190bool
198rxvt_term::bg_set_geometry (const char *geom, bool update) 191rxvt_image::set_geometry (const char *geom, bool update)
199{ 192{
200 bool changed = false; 193 bool changed = false;
201 int geom_flags = 0; 194 int geom_flags = 0;
202 int x = 0, y = 0; 195 int x = h_align;
196 int y = v_align;
203 unsigned int w = 0, h = 0; 197 unsigned int w = h_scale;
204 unsigned long new_flags = 0; 198 unsigned int h = v_scale;
199 uint8_t new_flags = 0;
205 200
206 if (geom == NULL) 201 if (geom == NULL)
207 return false; 202 return false;
208 203
209 if (geom[0]) 204 if (geom[0])
210 { 205 {
211 char **arr = rxvt_strsplit (':', geom); 206 char **arr = rxvt_strsplit (':', geom);
212 207
213 for (int i = 0; arr[i]; i++) 208 for (int i = 0; arr[i]; i++)
214 { 209 {
215 if (!strcasecmp (arr[i], "style=tiled")) 210 if (!strncasecmp (arr[i], "style=", 6))
216 { 211 {
217 new_flags = BG_TILE; 212 parse_style (arr[i] + 6, x, y, w, h, new_flags);
218 w = h = noScale;
219 x = y = 0;
220 geom_flags = WidthValue|HeightValue|XValue|YValue; 213 geom_flags = WidthValue|HeightValue|XValue|YValue;
221 } 214 }
222 else if (!strcasecmp (arr[i], "style=aspect-stretched"))
223 {
224 new_flags = BG_KEEP_ASPECT;
225 w = h = windowScale;
226 x = y = centerAlign;
227 geom_flags = WidthValue|HeightValue|XValue|YValue;
228 }
229 else if (!strcasecmp (arr[i], "style=stretched"))
230 {
231 new_flags = 0;
232 w = h = windowScale;
233 geom_flags = WidthValue|HeightValue;
234 }
235 else if (!strcasecmp (arr[i], "style=centered"))
236 {
237 new_flags = 0;
238 w = h = noScale;
239 x = y = centerAlign;
240 geom_flags = WidthValue|HeightValue|XValue|YValue;
241 }
242 else if (!strcasecmp (arr[i], "style=root-tiled"))
243 {
244 new_flags = BG_TILE|BG_ROOT_ALIGN;
245 w = h = noScale;
246 geom_flags = WidthValue|HeightValue;
247 }
248 else if (!strcasecmp (arr[i], "op=tile")) 215 else if (!strcasecmp (arr[i], "op=tile"))
249 new_flags |= BG_TILE; 216 new_flags |= IM_TILE;
250 else if (!strcasecmp (arr[i], "op=keep-aspect")) 217 else if (!strcasecmp (arr[i], "op=keep-aspect"))
251 new_flags |= BG_KEEP_ASPECT; 218 new_flags |= IM_KEEP_ASPECT;
252 else if (!strcasecmp (arr[i], "op=root-align")) 219 else if (!strcasecmp (arr[i], "op=root-align"))
253 new_flags |= BG_ROOT_ALIGN; 220 new_flags |= IM_ROOT_ALIGN;
254 221
255 // deprecated 222 // deprecated
256 else if (!strcasecmp (arr[i], "tile")) 223 else if (!strcasecmp (arr[i], "tile"))
257 { 224 {
258 new_flags |= BG_TILE; 225 new_flags |= IM_TILE;
259 w = h = noScale; 226 w = h = noScale;
260 geom_flags |= WidthValue|HeightValue; 227 geom_flags |= WidthValue|HeightValue;
261 } 228 }
262 else if (!strcasecmp (arr[i], "propscale")) 229 else if (!strcasecmp (arr[i], "propscale"))
263 { 230 {
264 new_flags |= BG_KEEP_ASPECT; 231 new_flags |= IM_KEEP_ASPECT;
265 w = h = windowScale; 232 w = h = windowScale;
266 geom_flags |= WidthValue|HeightValue; 233 geom_flags |= WidthValue|HeightValue;
267 } 234 }
268 else if (!strcasecmp (arr[i], "hscale")) 235 else if (!strcasecmp (arr[i], "hscale"))
269 { 236 {
270 new_flags |= BG_TILE; 237 new_flags |= IM_TILE;
271 w = windowScale; 238 w = windowScale;
272 h = noScale; 239 h = noScale;
273 geom_flags |= WidthValue|HeightValue; 240 geom_flags |= WidthValue|HeightValue;
274 } 241 }
275 else if (!strcasecmp (arr[i], "vscale")) 242 else if (!strcasecmp (arr[i], "vscale"))
276 { 243 {
277 new_flags |= BG_TILE; 244 new_flags |= IM_TILE;
278 h = windowScale; 245 h = windowScale;
279 w = noScale; 246 w = noScale;
280 geom_flags |= WidthValue|HeightValue; 247 geom_flags |= WidthValue|HeightValue;
281 } 248 }
282 else if (!strcasecmp (arr[i], "scale")) 249 else if (!strcasecmp (arr[i], "scale"))
… …
290 x = y = centerAlign; 257 x = y = centerAlign;
291 geom_flags |= WidthValue|HeightValue|XValue|YValue; 258 geom_flags |= WidthValue|HeightValue|XValue|YValue;
292 } 259 }
293 else if (!strcasecmp (arr[i], "root")) 260 else if (!strcasecmp (arr[i], "root"))
294 { 261 {
295 new_flags |= BG_TILE|BG_ROOT_ALIGN; 262 new_flags |= IM_TILE|IM_ROOT_ALIGN;
296 w = h = noScale; 263 w = h = noScale;
297 geom_flags |= WidthValue|HeightValue; 264 geom_flags |= WidthValue|HeightValue;
298 } 265 }
299 266
300 else 267 else
… …
302 } /* done parsing ops */ 269 } /* done parsing ops */
303 270
304 rxvt_free_strsplit (arr); 271 rxvt_free_strsplit (arr);
305 } 272 }
306 273
307 new_flags |= bg_flags & ~BG_GEOMETRY_FLAGS; 274 new_flags |= flags & ~IM_GEOMETRY_FLAGS;
308 275
309 if (!update) 276 if (!update)
310 { 277 {
311 if (!(geom_flags & XValue)) 278 if (!(geom_flags & XValue))
312 x = y = defaultAlign; 279 x = y = defaultAlign;
… …
317 w = h = defaultScale; 284 w = h = defaultScale;
318 else if (!(geom_flags & HeightValue)) 285 else if (!(geom_flags & HeightValue))
319 h = w; 286 h = w;
320 else if (!(geom_flags & WidthValue)) 287 else if (!(geom_flags & WidthValue))
321 w = h; 288 w = h;
322
323 geom_flags |= WidthValue|HeightValue|XValue|YValue;
324 }
325
326 if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;
327 if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;
328 if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;
329 if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
330
331 if (new_flags != bg_flags)
332 { 289 }
290
291 clamp_it (x, -100, 200);
292 clamp_it (y, -100, 200);
293
294 if (flags != new_flags
295 || h_scale != w
296 || v_scale != h
297 || h_align != x
298 || v_align != y)
299 {
333 bg_flags = new_flags; 300 flags = new_flags;
301 h_scale = w;
302 v_scale = h;
303 h_align = x;
304 v_align = y;
334 changed = true; 305 changed = true;
335 } 306 }
336 307
308 if (!(flags & IM_TILE)
309 || h_scale || v_scale
310 || (!(flags & IM_ROOT_ALIGN) && (h_align || v_align)))
311 flags |= IM_IS_SIZE_SENSITIVE;
312 else
313 flags &= ~IM_IS_SIZE_SENSITIVE;
314
337 return changed; 315 return changed;
338} 316}
339 317
340void 318void
341rxvt_term::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y) 319rxvt_term::get_image_geometry (rxvt_image &image, int &w, int &h, int &x, int &y)
342{ 320{
321 int image_width = image.width ();
322 int image_height = image.height ();
343 int target_width = szHint.width; 323 int target_width = szHint.width;
344 int target_height = szHint.height; 324 int target_height = szHint.height;
325 int h_scale = min (image.h_scale, 32767 * 100 / target_width);
326 int v_scale = min (image.v_scale, 32767 * 100 / target_height);
345 327
346 w = h_scale * target_width / 100; 328 w = h_scale * target_width / 100;
347 h = v_scale * target_height / 100; 329 h = v_scale * target_height / 100;
348 330
349 if (bg_flags & BG_KEEP_ASPECT) 331 if (image.flags & IM_KEEP_ASPECT)
350 { 332 {
351 float scale = (float)w / image_width; 333 float scale = (float)w / image_width;
352 min_it (scale, (float)h / image_height); 334 min_it (scale, (float)h / image_height);
353 w = image_width * scale + 0.5; 335 w = image_width * scale + 0.5;
354 h = image_height * scale + 0.5; 336 h = image_height * scale + 0.5;
355 } 337 }
356 338
357 if (!w) w = image_width; 339 if (!w) w = image_width;
358 if (!h) h = image_height; 340 if (!h) h = image_height;
359 341
360 if (bg_flags & BG_ROOT_ALIGN) 342 if (image.flags & IM_ROOT_ALIGN)
361 { 343 {
362 x = -target_x; 344 x = -target_x;
363 y = -target_y; 345 y = -target_y;
364 } 346 }
365 else 347 else
366 { 348 {
367 x = make_align_position (h_align, target_width, w); 349 x = make_align_position (image.h_align, target_width, w);
368 y = make_align_position (v_align, target_height, h); 350 y = make_align_position (image.v_align, target_height, h);
369 }
370
371 bg_flags &= ~BG_IS_SIZE_SENSITIVE;
372 if (!(bg_flags & BG_TILE)
373 || h_scale || v_scale
374 || (!(bg_flags & BG_ROOT_ALIGN) && (h_align || v_align))
375 || w > target_width || h > target_height)
376 bg_flags |= BG_IS_SIZE_SENSITIVE;
377}
378
379# ifdef HAVE_AFTERIMAGE
380bool
381rxvt_term::render_image (unsigned long tr_flags)
382{
383 init_asv ();
384
385 ASImage *background = NULL;
386 ARGB32 background_tint = TINT_LEAVE_SAME;
387
388# ifdef ENABLE_TRANSPARENCY
389 if (tr_flags)
390 background = pixmap2ximage (asv, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, 100);
391
392 if (tr_flags & BG_NEEDS_TINT)
393 { 351 }
394 ShadingInfo as_shade; 352}
395 as_shade.shading = shade;
396 353
397 rgba c; 354# ifdef HAVE_PIXBUF
398 tint.get (c); 355bool
399 as_shade.tintColor.red = c.r; 356rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
400 as_shade.tintColor.green = c.g; 357 int src_x, int src_y, int dst_x, int dst_y,
401 as_shade.tintColor.blue = c.b; 358 unsigned int width, unsigned int height, bool argb)
359{
360 XImage *ximage;
361 char *line;
362 int width_r, width_g, width_b, width_a;
363 int sh_r, sh_g, sh_b, sh_a;
364 uint32_t red_mask, green_mask, blue_mask, alpha_mask;
365 int rowstride;
366 int channels;
367 unsigned char *row;
402 368
403 background_tint = shading2tint32 (&as_shade); 369 if (visual->c_class != TrueColor)
370 return false;
371
372 if (argb)
404 } 373 {
405 374 red_mask = 0xff << 16;
406 if ((tr_flags & BG_NEEDS_BLUR) && background != NULL) 375 green_mask = 0xff << 8;
376 blue_mask = 0xff;
377 alpha_mask = 0xff << 24;
407 { 378 }
408 ASImage *tmp = blur_asimage_gauss (asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF, 379 else
409 ASA_XImage, 380 {
410 100, ASIMAGE_QUALITY_DEFAULT); 381 red_mask = visual->red_mask;
382 green_mask = visual->green_mask;
383 blue_mask = visual->blue_mask;
384#if XRENDER
385 XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
411 if (tmp) 386 if (format)
387 alpha_mask = (uint32_t)format->direct.alphaMask << format->direct.alpha;
388 else
389#endif
390 alpha_mask = 0;
391 }
392
393 width_r = ecb_popcount32 (red_mask);
394 width_g = ecb_popcount32 (green_mask);
395 width_b = ecb_popcount32 (blue_mask);
396 width_a = ecb_popcount32 (alpha_mask);
397
398 if (width_r > 8 || width_g > 8 || width_b > 8 || width_a > 8)
399 return false;
400
401 sh_r = ecb_ctz32 (red_mask);
402 sh_g = ecb_ctz32 (green_mask);
403 sh_b = ecb_ctz32 (blue_mask);
404 sh_a = ecb_ctz32 (alpha_mask);
405
406 if (width > 32767 || height > 32767)
407 return false;
408
409 ximage = XCreateImage (dpy, visual, argb ? 32 : depth, ZPixmap, 0, 0,
410 width, height, 32, 0);
411 if (!ximage)
412 return false;
413
414 if (height > INT_MAX / ximage->bytes_per_line
415 || !(ximage->data = (char *)malloc (height * ximage->bytes_per_line)))
416 {
417 XDestroyImage (ximage);
418 return false;
419 }
420
421 ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
422
423 rowstride = gdk_pixbuf_get_rowstride (pixbuf);
424 channels = gdk_pixbuf_get_n_channels (pixbuf);
425 row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
426 line = ximage->data;
427
428 rgba c (0, 0, 0);
429
430 if (channels == 4 && alpha_mask == 0)
431 {
432 pix_colors[Color_bg].get (c);
433 c.r >>= 8;
434 c.g >>= 8;
435 c.b >>= 8;
436 }
437
438 for (int y = 0; y < height; y++)
439 {
440 for (int x = 0; x < width; x++)
441 {
442 unsigned char *pixel = row + x * channels;
443 uint32_t value;
444 unsigned char r, g, b, a;
445
446 if (channels == 4)
412 { 447 {
413 destroy_asimage (&background); 448 a = pixel[3];
414 background = tmp; 449 r = (pixel[0] * a + c.r * (0xff - a)) / 0xff;
450 g = (pixel[1] * a + c.g * (0xff - a)) / 0xff;
451 b = (pixel[2] * a + c.b * (0xff - a)) / 0xff;
452 }
453 else
454 {
455 a = 0xff;
456 r = pixel[0];
457 g = pixel[1];
458 b = pixel[2];
459 }
460
461 value = ((r >> (8 - width_r)) << sh_r)
462 | ((g >> (8 - width_g)) << sh_g)
463 | ((b >> (8 - width_b)) << sh_b)
464 | ((a >> (8 - width_a)) << sh_a);
465
466 if (ximage->bits_per_pixel == 32)
467 ((uint32_t *)line)[x] = value;
468 else
469 XPutPixel (ximage, x, y, value);
415 } 470 }
416 }
417# endif
418 471
419 ASImage *result = 0; 472 row += rowstride;
473 line += ximage->bytes_per_line;
474 }
475
476 XPutImage (dpy, pixmap, gc, ximage, 0, 0, dst_x, dst_y, width, height);
477 XDestroyImage (ximage);
478 return true;
479}
480
481bool
482rxvt_term::render_image (rxvt_image &image)
483{
484 GdkPixbuf *pixbuf = image.pixbuf;
485 if (!pixbuf)
486 return false;
487
488 bool need_blend = bg_flags & BG_IS_VALID;
489
490 if (need_blend
491 && !(bg_flags & BG_HAS_RENDER))
492 return false;
493
494 GdkPixbuf *result;
495
496 int image_width = gdk_pixbuf_get_width (pixbuf);
497 int image_height = gdk_pixbuf_get_height (pixbuf);
420 498
421 int target_width = szHint.width; 499 int target_width = szHint.width;
422 int target_height = szHint.height; 500 int target_height = szHint.height;
423 int new_pmap_width = target_width; 501 int new_pmap_width = target_width;
424 int new_pmap_height = target_height; 502 int new_pmap_height = target_height;
… …
426 int x = 0; 504 int x = 0;
427 int y = 0; 505 int y = 0;
428 int w = 0; 506 int w = 0;
429 int h = 0; 507 int h = 0;
430 508
431 if (original_asim) 509 get_image_geometry (image, w, h, x, y);
432 get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
433 510
434 if (!original_asim 511 if (!(image.flags & IM_ROOT_ALIGN)
435 || (!(bg_flags & BG_ROOT_ALIGN)
436 && (x >= target_width 512 && (x >= target_width
437 || y >= target_height 513 || y >= target_height
438 || x + w <= 0 514 || x + w <= 0
439 || y + h <= 0))) 515 || y + h <= 0))
516 return false;
517
518 result = pixbuf;
519
520 if (w != image_width
521 || h != image_height)
522 {
523 result = gdk_pixbuf_scale_simple (pixbuf,
524 w, h,
525 GDK_INTERP_BILINEAR);
440 { 526 }
441 if (background)
442 {
443 new_pmap_width = background->width;
444 new_pmap_height = background->height;
445 result = background;
446 527
447 if (background_tint != TINT_LEAVE_SAME) 528 if (!result)
529 return false;
530
531 bool ret = false;
532
533 XGCValues gcv;
534 GC gc;
535 Pixmap tmp_pixmap;
536
537 image_width = gdk_pixbuf_get_width (result);
538 image_height = gdk_pixbuf_get_height (result);
539
540 if (need_blend)
541 tmp_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, 32);
542 else
543 {
544 // optimise bg pixmap size when tiling, but only if there are no
545 // other pixbufs to render. Otherwise, the bg pixmap size must
546 // be equal to the window size.
547 if ((image.flags & IM_TILE)
548 && image_vec.size () == 1)
448 { 549 {
449 ASImage *tmp = tile_asimage (asv, background, 0, 0, 550 new_pmap_width = min (image_width, target_width);
450 target_width, target_height, background_tint, 551 new_pmap_height = min (image_height, target_height);
451 ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
452 if (tmp)
453 result = tmp;
454 }
455 } 552 }
456 else
457 new_pmap_width = new_pmap_height = 0;
458 }
459 else
460 {
461 result = original_asim;
462 553
463 if (w != original_asim->width
464 || h != original_asim->height)
465 {
466 result = scale_asimage (asv, original_asim,
467 w, h,
468 ASA_XImage,
469 100, ASIMAGE_QUALITY_DEFAULT);
470 }
471
472 if (background == NULL)
473 {
474 if (bg_flags & BG_TILE)
475 {
476 /* if tiling - pixmap has to be sized exactly as the image,
477 but there is no need to make it bigger than the window! */
478 new_pmap_width = min (result->width, target_width);
479 new_pmap_height = min (result->height, target_height);
480
481 /* we also need to tile our image in both directions */
482 ASImage *tmp = tile_asimage (asv, result,
483 (int)result->width - x,
484 (int)result->height - y,
485 new_pmap_width,
486 new_pmap_height,
487 TINT_LEAVE_SAME, ASA_XImage,
488 100, ASIMAGE_QUALITY_DEFAULT);
489 if (tmp)
490 {
491 if (result != original_asim)
492 destroy_asimage (&result);
493
494 result = tmp;
495 }
496 }
497 }
498 else
499 {
500 /* if blending background and image - pixmap has to be sized same as target window */
501 ASImageLayer *layers = create_image_layers (2);
502
503 layers[0].im = background;
504 layers[0].clip_width = target_width;
505 layers[0].clip_height = target_height;
506 layers[0].tint = background_tint;
507 layers[1].im = result;
508
509 if (bg_flags & BG_TILE)
510 {
511 /* tile horizontally */
512 while (x > 0) x -= (int)result->width;
513 layers[1].dst_x = x;
514 layers[1].clip_width = result->width+target_width;
515 }
516 else
517 {
518 /* clip horizontally */
519 layers[1].dst_x = x;
520 layers[1].clip_width = result->width;
521 }
522
523 if (bg_flags & BG_TILE)
524 {
525 while (y > 0) y -= (int)result->height;
526 layers[1].dst_y = y;
527 layers[1].clip_height = result->height + target_height;
528 }
529 else
530 {
531 layers[1].dst_y = y;
532 layers[1].clip_height = result->height;
533 }
534
535 if (rs[Rs_blendtype])
536 {
537 layers[1].merge_scanlines = blend_scanlines_name2func (rs[Rs_blendtype]);
538 if (layers[1].merge_scanlines == NULL)
539 layers[1].merge_scanlines = alphablend_scanlines;
540 }
541
542 ASImage *tmp = merge_layers (asv, layers, 2, target_width, target_height,
543 ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
544
545 if (tmp)
546 {
547 if (result != original_asim)
548 destroy_asimage (&result);
549
550 result = tmp;
551 }
552
553 free (layers);
554 }
555 }
556
557 bool ret = false;
558
559 if (result)
560 {
561 XGCValues gcv;
562 GC gc;
563
564 /* create Pixmap */
565 if (bg_pixmap == None 554 if (bg_pixmap == None
566 || bg_pmap_width != new_pmap_width 555 || bg_pmap_width != new_pmap_width
567 || bg_pmap_height != new_pmap_height) 556 || bg_pmap_height != new_pmap_height)
568 { 557 {
569 if (bg_pixmap) 558 if (bg_pixmap)
570 XFreePixmap (dpy, bg_pixmap); 559 XFreePixmap (dpy, bg_pixmap);
571 bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth); 560 bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
572 bg_pmap_width = new_pmap_width; 561 bg_pmap_width = new_pmap_width;
573 bg_pmap_height = new_pmap_height; 562 bg_pmap_height = new_pmap_height;
574 } 563 }
575 /* fill with background color (if result's not completely overlapping it) */
576 gcv.foreground = pix_colors[Color_bg];
577 gc = XCreateGC (dpy, vt, GCForeground, &gcv);
578 564
579 int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
580 int dst_width = result->width, dst_height = result->height;
581 if (background == NULL)
582 {
583 if (!(bg_flags & BG_TILE))
584 {
585 src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );
586 src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
587 }
588
589 if (dst_x > 0 || dst_y > 0
590 || dst_x + dst_width < new_pmap_width
591 || dst_y + dst_height < new_pmap_height)
592 XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
593 }
594
595 /* put result on pixmap */
596 if (dst_x < new_pmap_width && dst_y < new_pmap_height)
597 asimage2drawable (asv, bg_pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);
598
599 if (result != background && result != original_asim)
600 destroy_asimage (&result);
601
602 XFreeGC (dpy, gc);
603
604 ret = true;
605 }
606
607 if (background)
608 destroy_asimage (&background);
609
610 return ret;
611}
612# endif /* HAVE_AFTERIMAGE */
613
614# ifdef HAVE_PIXBUF
615bool
616rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
617 int src_x, int src_y, int dst_x, int dst_y,
618 unsigned int width, unsigned int height)
619{
620 XImage *ximage;
621 char *data, *line;
622 int bytes_per_pixel;
623 int width_r, width_g, width_b;
624 int sh_r, sh_g, sh_b;
625 int rowstride;
626 int channels;
627 unsigned char *row;
628
629 if (visual->c_class != TrueColor)
630 return false;
631
632 if (depth == 24 || depth == 32)
633 bytes_per_pixel = 4;
634 else if (depth == 15 || depth == 16)
635 bytes_per_pixel = 2;
636 else
637 return false;
638
639 width_r = ecb_popcount32 (visual->red_mask);
640 width_g = ecb_popcount32 (visual->green_mask);
641 width_b = ecb_popcount32 (visual->blue_mask);
642
643 if (width_r > 8 || width_g > 8 || width_b > 8)
644 return false;
645
646 sh_r = ecb_ctz32 (visual->red_mask);
647 sh_g = ecb_ctz32 (visual->green_mask);
648 sh_b = ecb_ctz32 (visual->blue_mask);
649
650 if (width > INT_MAX / height / bytes_per_pixel)
651 return false;
652
653 data = (char *)malloc (width * height * bytes_per_pixel);
654 if (!data)
655 return false;
656
657 ximage = XCreateImage (dpy, visual, depth, ZPixmap, 0, data,
658 width, height, bytes_per_pixel * 8, 0);
659 if (!ximage)
660 {
661 free (data);
662 return false;
663 }
664
665 ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
666
667 rowstride = gdk_pixbuf_get_rowstride (pixbuf);
668 channels = gdk_pixbuf_get_n_channels (pixbuf);
669 row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
670 line = data;
671
672 for (int y = 0; y < height; y++)
673 {
674 for (int x = 0; x < width; x++)
675 {
676 unsigned char *pixel = row + x * channels;
677 uint32_t value;
678
679 value = ((pixel[0] >> (8 - width_r)) << sh_r)
680 | ((pixel[1] >> (8 - width_g)) << sh_g)
681 | ((pixel[2] >> (8 - width_b)) << sh_b);
682
683 if (bytes_per_pixel == 4)
684 ((uint32_t *)line)[x] = value;
685 else
686 ((uint16_t *)line)[x] = value;
687 }
688
689 row += rowstride;
690 line += ximage->bytes_per_line;
691 }
692
693 XPutImage (dpy, pixmap, gc, ximage, 0, 0, dst_x, dst_y, width, height);
694 XDestroyImage (ximage);
695 return true;
696}
697
698bool
699rxvt_term::render_image (unsigned long tr_flags)
700{
701 if (!pixbuf)
702 return false;
703
704 if (tr_flags
705 && !(bg_flags & BG_HAS_RENDER))
706 return false;
707
708 GdkPixbuf *result;
709
710 int image_width = gdk_pixbuf_get_width (pixbuf);
711 int image_height = gdk_pixbuf_get_height (pixbuf);
712
713 int target_width = szHint.width;
714 int target_height = szHint.height;
715 int new_pmap_width = target_width;
716 int new_pmap_height = target_height;
717
718 int x = 0;
719 int y = 0;
720 int w = 0;
721 int h = 0;
722
723 get_image_geometry (image_width, image_height, w, h, x, y);
724
725 if (!(bg_flags & BG_ROOT_ALIGN)
726 && (x >= target_width
727 || y >= target_height
728 || x + w <= 0
729 || y + h <= 0))
730 return false;
731
732 result = pixbuf;
733
734 if (w != image_width
735 || h != image_height)
736 {
737 result = gdk_pixbuf_scale_simple (pixbuf,
738 w, h,
739 GDK_INTERP_BILINEAR);
740 }
741
742 if (!result)
743 return false;
744
745 bool ret = false;
746
747 XGCValues gcv;
748 GC gc;
749 Pixmap root_pmap;
750
751 image_width = gdk_pixbuf_get_width (result);
752 image_height = gdk_pixbuf_get_height (result);
753
754 if (tr_flags)
755 {
756 root_pmap = bg_pixmap; 565 tmp_pixmap = bg_pixmap;
757 bg_pixmap = None;
758 }
759 else
760 {
761 if (bg_flags & BG_TILE)
762 {
763 new_pmap_width = min (image_width, target_width);
764 new_pmap_height = min (image_height, target_height);
765 }
766 }
767
768 if (bg_pixmap == None
769 || bg_pmap_width != new_pmap_width
770 || bg_pmap_height != new_pmap_height)
771 {
772 if (bg_pixmap)
773 XFreePixmap (dpy, bg_pixmap);
774 bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
775 bg_pmap_width = new_pmap_width;
776 bg_pmap_height = new_pmap_height;
777 } 566 }
778 567
779 gcv.foreground = pix_colors[Color_bg]; 568 gcv.foreground = pix_colors[Color_bg];
780 gc = XCreateGC (dpy, vt, GCForeground, &gcv); 569 gc = XCreateGC (dpy, tmp_pixmap, GCForeground, &gcv);
781 570
782 if (gc) 571 if (gc)
783 { 572 {
784 if (bg_flags & BG_TILE) 573 if (image.flags & IM_TILE)
785 { 574 {
786 Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth); 575 Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, need_blend ? 32 : depth);
787 pixbuf_to_pixmap (result, tile, gc, 576 pixbuf_to_pixmap (result, tile, gc,
788 0, 0, 577 0, 0,
789 0, 0, 578 0, 0,
790 image_width, image_height); 579 image_width, image_height, need_blend);
791 580
792 gcv.tile = tile; 581 gcv.tile = tile;
793 gcv.fill_style = FillTiled; 582 gcv.fill_style = FillTiled;
794 gcv.ts_x_origin = x; 583 gcv.ts_x_origin = x;
795 gcv.ts_y_origin = y; 584 gcv.ts_y_origin = y;
796 XChangeGC (dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv); 585 XChangeGC (dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
797 586
798 XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height); 587 XFillRectangle (dpy, tmp_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
799 XFreePixmap (dpy, tile); 588 XFreePixmap (dpy, tile);
800 } 589 }
801 else 590 else
802 { 591 {
803 int src_x, src_y, dst_x, dst_y; 592 int src_x, src_y, dst_x, dst_y;
… …
807 src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height); 596 src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);
808 597
809 if (dst_x > 0 || dst_y > 0 598 if (dst_x > 0 || dst_y > 0
810 || dst_x + dst_width < new_pmap_width 599 || dst_x + dst_width < new_pmap_width
811 || dst_y + dst_height < new_pmap_height) 600 || dst_y + dst_height < new_pmap_height)
812 XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height); 601 XFillRectangle (dpy, tmp_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
813 602
814 if (dst_x < new_pmap_width && dst_y < new_pmap_height) 603 if (dst_x < new_pmap_width && dst_y < new_pmap_height)
815 pixbuf_to_pixmap (result, bg_pixmap, gc, 604 pixbuf_to_pixmap (result, tmp_pixmap, gc,
816 src_x, src_y, 605 src_x, src_y,
817 dst_x, dst_y, 606 dst_x, dst_y,
818 dst_width, dst_height); 607 dst_width, dst_height, need_blend);
819 } 608 }
820 609
821#if XRENDER 610#if XRENDER
822 if (tr_flags) 611 if (need_blend)
823 { 612 {
613 XRenderPictFormat *argb_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
824 XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual); 614 XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
825 615
826 Picture src = XRenderCreatePicture (dpy, root_pmap, format, 0, 0); 616 Picture src = XRenderCreatePicture (dpy, tmp_pixmap, argb_format, 0, 0);
827 617
828 Picture dst = XRenderCreatePicture (dpy, bg_pixmap, format, 0, 0); 618 Picture dst = XRenderCreatePicture (dpy, bg_pixmap, format, 0, 0);
829 619
830 Picture mask = create_xrender_mask (dpy, vt, False, False); 620 Picture mask = create_xrender_mask (dpy, vt, False, False);
831 621
832 XRenderColor mask_c; 622 XRenderColor mask_c;
833 623
834 mask_c.alpha = 0x8000; 624 mask_c.alpha = image.alpha;
835 mask_c.red = 625 mask_c.red =
836 mask_c.green = 626 mask_c.green =
837 mask_c.blue = 0; 627 mask_c.blue = 0;
838 XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1); 628 XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
839 629
… …
851 } 641 }
852 642
853 if (result != pixbuf) 643 if (result != pixbuf)
854 g_object_unref (result); 644 g_object_unref (result);
855 645
856 if (tr_flags) 646 if (need_blend)
857 XFreePixmap (dpy, root_pmap); 647 XFreePixmap (dpy, tmp_pixmap);
858 648
859 return ret; 649 return ret;
860} 650}
861# endif /* HAVE_PIXBUF */ 651# endif /* HAVE_PIXBUF */
862 652
653# ifndef NO_RESOURCES
654static int
655rxvt_define_image (XrmDatabase *database ecb_unused,
656 XrmBindingList bindings ecb_unused,
657 XrmQuarkList quarks,
658 XrmRepresentation *type ecb_unused,
659 XrmValue *value,
660 XPointer closure ecb_unused)
661{
662 int size;
663
664 for (size = 0; quarks[size] != NULLQUARK; size++)
665 ;
666
667 if (size >= 2)
668 {
669 int id = strtol (XrmQuarkToString (quarks[size-2]), 0, 0);
670 if (id >= 1)
671 GET_R->parse_image (id, XrmQuarkToString (quarks[size-1]), (char *)value->addr);
672 }
673 return False;
674}
675
676void
677rxvt_term::parse_image (int id, const char *type, const char *arg)
678{
679 if (image_vec.size () < id + 1)
680 image_vec.resize (id + 1);
681
682 rxvt_image *image = &image_vec[id];
683}
684# endif
685
686rxvt_image::rxvt_image ()
687{
688 alpha =
689 flags =
690 h_scale =
691 v_scale =
692 h_align =
693 v_align = 0;
694
695# ifdef HAVE_PIXBUF
696 pixbuf = 0;
697# endif
698}
699
863bool 700bool
864rxvt_term::bg_set_file (const char *file) 701rxvt_image::set_file_geometry (const char *file)
865{ 702{
866 if (!file || !*file) 703 if (!file || !*file)
867 return false; 704 return false;
868 705
869 bool ret = false;
870 const char *p = strchr (file, ';'); 706 const char *p = strchr (file, ';');
871 707
872 if (p) 708 if (p)
873 { 709 {
874 size_t len = p - file; 710 size_t len = p - file;
… …
876 memcpy (f, file, len); 712 memcpy (f, file, len);
877 f[len] = '\0'; 713 f[len] = '\0';
878 file = f; 714 file = f;
879 } 715 }
880 716
881# ifdef HAVE_AFTERIMAGE 717 bool ret = set_file (file);
882 if (!asimman) 718 alpha = 0x8000;
883 asimman = create_generic_imageman (rs[Rs_path]); 719 if (ret && p)
884 ASImage *image = get_asimage (asimman, file, 0xFFFFFFFF, 100); 720 set_geometry (p + 1);
885 if (image) 721 return ret;
886 { 722}
887 if (original_asim) 723
888 safe_asimage_destroy (original_asim); 724bool
889 original_asim = image; 725rxvt_image::set_file (const char *file)
890 bg_flags |= BG_IS_FROM_FILE | BG_CLIENT_RENDER; 726{
891 ret = true; 727 bool ret = false;
892 }
893# endif
894 728
895# ifdef HAVE_PIXBUF 729# ifdef HAVE_PIXBUF
896 GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL); 730 GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
897 if (image) 731 if (image)
898 { 732 {
899 if (pixbuf) 733 if (pixbuf)
900 g_object_unref (pixbuf); 734 g_object_unref (pixbuf);
901 pixbuf = image; 735 pixbuf = image;
902 bg_flags |= BG_IS_FROM_FILE;
903 ret = true; 736 ret = true;
904 } 737 }
905# endif 738# endif
906 739
907 if (ret) 740 if (ret)
908 { 741 {
909 if (p) 742 alpha = 0xffff;
910 bg_set_geometry (p + 1); 743 flags = IM_IS_SET | IM_IS_SIZE_SENSITIVE;
911 else 744 h_scale = v_scale = defaultScale;
912 bg_set_default_geometry (); 745 h_align = v_align = defaultAlign;
913 } 746 }
914 747
915 return ret; 748 return ret;
916} 749}
917 750
918# endif /* BG_IMAGE_FROM_FILE */ 751# endif /* BG_IMAGE_FROM_FILE */
919 752
920# ifdef ENABLE_TRANSPARENCY 753# ifdef ENABLE_TRANSPARENCY
921bool
922rxvt_term::bg_set_transparent ()
923{
924 if (!(bg_flags & BG_IS_TRANSPARENT))
925 {
926 bg_flags |= BG_IS_TRANSPARENT;
927 return true;
928 }
929
930 return false;
931}
932
933bool 754bool
934rxvt_term::bg_set_blur (const char *geom) 755rxvt_term::bg_set_blur (const char *geom)
935{ 756{
936 bool changed = false; 757 bool changed = false;
937 unsigned int hr, vr; 758 unsigned int hr, vr;
… …
956 { 777 {
957 changed = true; 778 changed = true;
958 v_blurRadius = vr; 779 v_blurRadius = vr;
959 } 780 }
960 781
961 if (h_blurRadius == 0 || v_blurRadius == 0)
962 bg_flags &= ~BG_NEEDS_BLUR;
963 else
964 bg_flags |= BG_NEEDS_BLUR;
965
966 return changed; 782 return changed;
967} 783}
968 784
969void
970rxvt_term::set_tint_shade_flags ()
971{
972 rgba c;
973 bool has_shade = shade != 100;
974
975 bg_flags &= ~BG_TINT_FLAGS;
976
977 tint.get (c);
978
979 if (!has_shade
980 && (c.r <= 0x00ff || c.r >= 0xff00)
981 && (c.g <= 0x00ff || c.g >= 0xff00)
982 && (c.b <= 0x00ff || c.b >= 0xff00))
983 bg_flags |= BG_TINT_BITAND;
984
985 if (has_shade
986 || c.r < 0xff00
987 || c.g < 0xff00
988 || c.b < 0xff00)
989 bg_flags |= BG_NEEDS_TINT;
990}
991
992bool 785bool
993rxvt_term::bg_set_tint (rxvt_color &new_tint) 786rxvt_term::bg_set_tint (rxvt_color &new_tint)
994{ 787{
995 if (tint != new_tint) 788 if (!(bg_flags & BG_TINT_SET) || tint != new_tint)
996 { 789 {
997 tint = new_tint; 790 tint = new_tint;
998 set_tint_shade_flags (); 791 bg_flags |= BG_TINT_SET;
792
793 rgba c;
794 tint.get (c);
795 if ((c.r <= 0x00ff || c.r >= 0xff00)
796 && (c.g <= 0x00ff || c.g >= 0xff00)
797 && (c.b <= 0x00ff || c.b >= 0xff00))
798 bg_flags |= BG_TINT_BITAND;
799 else
800 bg_flags &= ~BG_TINT_BITAND;
801
999 return true; 802 return true;
1000 } 803 }
1001 804
1002 return false; 805 return false;
1003} 806}
… …
1012 new_shade = 200 - (100 + new_shade); 815 new_shade = 200 - (100 + new_shade);
1013 816
1014 if (new_shade != shade) 817 if (new_shade != shade)
1015 { 818 {
1016 shade = new_shade; 819 shade = new_shade;
1017 set_tint_shade_flags ();
1018 return true; 820 return true;
1019 } 821 }
1020 822
1021 return false; 823 return false;
1022} 824}
… …
1043 params[i+2] = XDoubleToFixed (kernel[i] / sum); 845 params[i+2] = XDoubleToFixed (kernel[i] / sum);
1044} 846}
1045#endif 847#endif
1046 848
1047bool 849bool
1048rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height) 850rxvt_term::blur_pixmap (Pixmap pixmap, int width, int height)
1049{ 851{
1050 bool ret = false; 852 bool ret = false;
1051#if XRENDER 853#if XRENDER
1052 if (!(bg_flags & BG_HAS_RENDER_CONV)) 854 if (!(bg_flags & BG_HAS_RENDER_CONV))
1053 return false; 855 return false;
1054 856
1055 int size = max (h_blurRadius, v_blurRadius) * 2 + 1; 857 int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
1056 double *kernel = (double *)malloc (size * sizeof (double)); 858 double *kernel = (double *)malloc (size * sizeof (double));
1057 XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed)); 859 XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
1058 860
861 XRenderPictureAttributes pa;
1059 XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual); 862 XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1060 863
864 pa.repeat = RepeatPad;
1061 Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, 0); 865 Picture src = XRenderCreatePicture (dpy, pixmap, format, CPRepeat, &pa);
866 Pixmap tmp = XCreatePixmap (dpy, pixmap, width, height, depth);
1062 Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, 0); 867 Picture dst = XRenderCreatePicture (dpy, tmp, format, CPRepeat, &pa);
868 XFreePixmap (dpy, tmp);
1063 869
1064 if (kernel && params) 870 if (kernel && params)
1065 { 871 {
1066 size = h_blurRadius * 2 + 1; 872 size = h_blurRadius * 2 + 1;
1067 get_gaussian_kernel (h_blurRadius, size, kernel, params); 873 get_gaussian_kernel (h_blurRadius, size, kernel, params);
… …
1075 0, 0, 881 0, 0,
1076 0, 0, 882 0, 0,
1077 0, 0, 883 0, 0,
1078 width, height); 884 width, height);
1079 885
886 ::swap (src, dst);
887
1080 size = v_blurRadius * 2 + 1; 888 size = v_blurRadius * 2 + 1;
1081 get_gaussian_kernel (v_blurRadius, size, kernel, params); 889 get_gaussian_kernel (v_blurRadius, size, kernel, params);
1082 ::swap (params[0], params[1]); 890 ::swap (params[0], params[1]);
1083 891
1084 XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2); 892 XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
… …
1102#endif 910#endif
1103 return ret; 911 return ret;
1104} 912}
1105 913
1106bool 914bool
1107rxvt_term::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height) 915rxvt_term::tint_pixmap (Pixmap pixmap, int width, int height)
1108{ 916{
1109 bool ret = false; 917 bool ret = false;
1110 918
1111 if (bg_flags & BG_TINT_BITAND) 919 if (shade == 100 && (bg_flags & BG_TINT_BITAND))
1112 { 920 {
1113 XGCValues gcv; 921 XGCValues gcv;
1114 GC gc; 922 GC gc;
1115 923
1116 /* In this case we can tint image server-side getting significant 924 /* In this case we can tint image server-side getting significant
… …
1128 } 936 }
1129 } 937 }
1130# if XRENDER 938# if XRENDER
1131 else if (bg_flags & BG_HAS_RENDER) 939 else if (bg_flags & BG_HAS_RENDER)
1132 { 940 {
1133 rgba c; 941 rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1134 942
943 if (bg_flags & BG_TINT_SET)
1135 tint.get (c); 944 tint.get (c);
1136 945
1137 if (shade <= 100) 946 if (shade <= 100)
1138 { 947 {
1139 c.r = c.r * shade / 100; 948 c.r = c.r * shade / 100;
1140 c.g = c.g * shade / 100; 949 c.g = c.g * shade / 100;
… …
1196/* 1005/*
1197 * Builds a pixmap of the same size as the terminal window that contains 1006 * Builds a pixmap of the same size as the terminal window that contains
1198 * the tiled portion of the root pixmap that is supposed to be covered by 1007 * the tiled portion of the root pixmap that is supposed to be covered by
1199 * our window. 1008 * our window.
1200 */ 1009 */
1201unsigned long 1010bool
1202rxvt_term::make_transparency_pixmap () 1011rxvt_term::make_transparency_pixmap ()
1203{ 1012{
1204 unsigned long result = 0; 1013 bool ret = false;
1205 1014
1206 /* root dimensions may change from call to call - but Display structure should 1015 /* root dimensions may change from call to call - but Display structure should
1207 * be always up-to-date, so let's use it : 1016 * be always up-to-date, so let's use it :
1208 */ 1017 */
1209 int screen = display->screen; 1018 int screen = display->screen;
… …
1290 gc = XCreateGC (dpy, vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv); 1099 gc = XCreateGC (dpy, vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
1291 1100
1292 if (gc) 1101 if (gc)
1293 { 1102 {
1294 XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height); 1103 XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);
1295 result |= BG_IS_VALID | (bg_flags & BG_EFFECTS_FLAGS); 1104 ret = true;
1105 bool need_blur = h_blurRadius && v_blurRadius;
1106 bool need_tint = shade != 100 || (bg_flags & BG_TINT_SET);
1296 1107
1297 if (!(bg_flags & BG_CLIENT_RENDER)) 1108 if (!(bg_flags & BG_CLIENT_RENDER))
1298 { 1109 {
1299 if (bg_flags & BG_NEEDS_BLUR) 1110 if (need_blur)
1300 { 1111 {
1301 if (blur_pixmap (bg_pixmap, visual, window_width, window_height)) 1112 if (blur_pixmap (bg_pixmap, window_width, window_height))
1302 result &= ~BG_NEEDS_BLUR; 1113 need_blur = false;
1303 } 1114 }
1304 if (bg_flags & BG_NEEDS_TINT) 1115 if (need_tint)
1305 { 1116 {
1306 if (tint_pixmap (bg_pixmap, visual, window_width, window_height)) 1117 if (tint_pixmap (bg_pixmap, window_width, window_height))
1307 result &= ~BG_NEEDS_TINT; 1118 need_tint = false;
1308 } 1119 }
1309# ifndef HAVE_AFTERIMAGE 1120 if (need_tint)
1310 if (result & BG_NEEDS_TINT)
1311 { 1121 {
1312 XImage *ximage = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap); 1122 XImage *ximage = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
1313 if (ximage) 1123 if (ximage)
1314 { 1124 {
1315 /* our own client-side tinting */ 1125 /* our own client-side tinting */
1316 tint_ximage (DefaultVisual (dpy, display->screen), ximage); 1126 tint_ximage (ximage);
1317 1127
1318 XPutImage (dpy, bg_pixmap, gc, ximage, 0, 0, 0, 0, ximage->width, ximage->height); 1128 XPutImage (dpy, bg_pixmap, gc, ximage, 0, 0, 0, 0, ximage->width, ximage->height);
1319 XDestroyImage (ximage); 1129 XDestroyImage (ximage);
1320 } 1130 }
1321 } 1131 }
1322# endif
1323 } /* server side rendering completed */ 1132 } /* server side rendering completed */
1324 1133
1325 XFreeGC (dpy, gc); 1134 XFreeGC (dpy, gc);
1326 } 1135 }
1327 1136
1328 if (recoded_root_pmap != root_pixmap) 1137 if (recoded_root_pmap != root_pixmap)
1329 XFreePixmap (dpy, recoded_root_pmap); 1138 XFreePixmap (dpy, recoded_root_pmap);
1330 1139
1331 return result; 1140 return ret;
1332} 1141}
1333 1142
1334void 1143void
1335rxvt_term::bg_set_root_pixmap () 1144rxvt_term::bg_set_root_pixmap ()
1336{ 1145{
… …
1343# endif /* ENABLE_TRANSPARENCY */ 1152# endif /* ENABLE_TRANSPARENCY */
1344 1153
1345bool 1154bool
1346rxvt_term::bg_render () 1155rxvt_term::bg_render ()
1347{ 1156{
1348 unsigned long tr_flags = 0;
1349
1350 bg_invalidate (); 1157 bg_invalidate ();
1351# ifdef ENABLE_TRANSPARENCY 1158# ifdef ENABLE_TRANSPARENCY
1352 if (bg_flags & BG_IS_TRANSPARENT) 1159 if (bg_flags & BG_IS_TRANSPARENT)
1353 { 1160 {
1354 /* we need to re-generate transparency pixmap in that case ! */ 1161 /* we need to re-generate transparency pixmap in that case ! */
1355 tr_flags = make_transparency_pixmap (); 1162 if (make_transparency_pixmap ())
1356 if (tr_flags == 0)
1357 return false;
1358 bg_flags |= BG_IS_VALID; 1163 bg_flags |= BG_IS_VALID;
1359 } 1164 }
1360# endif 1165# endif
1361 1166
1362# ifdef BG_IMAGE_FROM_FILE 1167# ifdef BG_IMAGE_FROM_FILE
1363 if ((bg_flags & BG_IS_FROM_FILE) 1168 for (vector<rxvt_image>::iterator bg_image = image_vec.begin (); bg_image < image_vec.end (); bg_image++)
1364 || (tr_flags & BG_EFFECTS_FLAGS))
1365 { 1169 {
1366 if (render_image (tr_flags)) 1170 if (render_image (*bg_image))
1367 bg_flags |= BG_IS_VALID; 1171 bg_flags |= BG_IS_VALID;
1368 } 1172 }
1369# endif 1173# endif
1370 1174
1371 if (!(bg_flags & BG_IS_VALID)) 1175 if (!(bg_flags & BG_IS_VALID))
… …
1387 1191
1388void 1192void
1389rxvt_term::bg_init () 1193rxvt_term::bg_init ()
1390{ 1194{
1391#ifdef ENABLE_TRANSPARENCY 1195#ifdef ENABLE_TRANSPARENCY
1392 rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1393 tint.set (this, c);
1394 shade = 100; 1196 shade = 100;
1395#endif 1197#endif
1396 1198
1397 bg_flags &= ~(BG_HAS_RENDER | BG_HAS_RENDER_CONV); 1199 bg_flags &= ~(BG_HAS_RENDER | BG_HAS_RENDER_CONV);
1398#if XRENDER 1200#if XRENDER
… …
1407 bg_flags |= BG_HAS_RENDER_CONV; 1209 bg_flags |= BG_HAS_RENDER_CONV;
1408 1210
1409 XFree (filters); 1211 XFree (filters);
1410 } 1212 }
1411#endif 1213#endif
1214
1215#ifdef BG_IMAGE_FROM_FILE
1216 if (rs[Rs_backgroundPixmap])
1217 {
1218 rxvt_image *image = new_image ();
1219 if (!image->set_file_geometry (rs[Rs_backgroundPixmap]))
1220 image_vec.pop_back ();
1221 }
1222
1223# ifndef NO_RESOURCES
1224 find_resources ("image", "Image", XrmEnumAllLevels, rxvt_define_image);
1225 vector<rxvt_image>::iterator bg_image = image_vec.begin ();
1226 while (bg_image != image_vec.end ())
1227 {
1228 if (!(bg_image->flags & IM_IS_SET))
1229 bg_image = image_vec.erase (bg_image);
1230 else
1231 bg_image++;
1232 }
1233# endif
1234
1235 if (image_vec.size () > 0
1236 && !bg_window_position_sensitive ())
1237 update_background ();
1238#endif
1412} 1239}
1413 1240
1414#endif /* HAVE_BG_PIXMAP */ 1241#endif /* HAVE_BG_PIXMAP */
1415 1242
1416#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) 1243#ifdef ENABLE_TRANSPARENCY
1417/* based on code from aterm-0.4.2 */ 1244/* based on code from aterm-0.4.2 */
1418 1245
1419static inline void 1246static inline void
1420fill_lut (uint32_t *lookup, uint32_t mask, int sh, unsigned short low, unsigned short high) 1247fill_lut (uint32_t *lookup, uint32_t mask, int sh, unsigned short low, unsigned short high)
1421{ 1248{
… …
1427 lookup[i] = (tmp / 0xffff) << sh; 1254 lookup[i] = (tmp / 0xffff) << sh;
1428 } 1255 }
1429} 1256}
1430 1257
1431void 1258void
1432rxvt_term::tint_ximage (Visual *visual, XImage *ximage) 1259rxvt_term::tint_ximage (XImage *ximage)
1433{ 1260{
1261 unsigned int size_r, size_g, size_b;
1434 int sh_r, sh_g, sh_b; 1262 int sh_r, sh_g, sh_b;
1435 uint32_t mask_r, mask_g, mask_b; 1263 uint32_t mask_r, mask_g, mask_b;
1436 uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b; 1264 uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1437 unsigned short low; 1265 unsigned short low;
1438 int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst; 1266 int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
… …
1443 mask_r = visual->red_mask; 1271 mask_r = visual->red_mask;
1444 mask_g = visual->green_mask; 1272 mask_g = visual->green_mask;
1445 mask_b = visual->blue_mask; 1273 mask_b = visual->blue_mask;
1446 1274
1447 /* boring lookup table pre-initialization */ 1275 /* boring lookup table pre-initialization */
1448 switch (ximage->depth) 1276 sh_r = ecb_ctz32 (mask_r);
1449 { 1277 sh_g = ecb_ctz32 (mask_g);
1450 case 15: 1278 sh_b = ecb_ctz32 (mask_b);
1451 if ((mask_r != 0x7c00) || 1279
1452 (mask_g != 0x03e0) || 1280 size_r = mask_r >> sh_r;
1453 (mask_b != 0x001f)) 1281 size_g = mask_g >> sh_g;
1282 size_b = mask_b >> sh_b;
1283
1284 if (size_r++ > 255 || size_g++ > 255 || size_b++ > 255)
1454 return; 1285 return;
1455 lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+32+32)); 1286
1287 lookup = (uint32_t *)malloc (sizeof (uint32_t) * (size_r + size_g + size_b));
1456 lookup_r = lookup; 1288 lookup_r = lookup;
1457 lookup_g = lookup+32; 1289 lookup_g = lookup + size_r;
1458 lookup_b = lookup+32+32; 1290 lookup_b = lookup + size_r + size_g;
1459 sh_r = 10;
1460 sh_g = 5;
1461 sh_b = 0;
1462 break;
1463 case 16:
1464 if ((mask_r != 0xf800) ||
1465 (mask_g != 0x07e0) ||
1466 (mask_b != 0x001f))
1467 return;
1468 lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+64+32));
1469 lookup_r = lookup;
1470 lookup_g = lookup+32;
1471 lookup_b = lookup+32+64;
1472 sh_r = 11;
1473 sh_g = 5;
1474 sh_b = 0;
1475 break;
1476 case 24:
1477 if ((mask_r != 0xff0000) ||
1478 (mask_g != 0x00ff00) ||
1479 (mask_b != 0x0000ff))
1480 return;
1481 lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1482 lookup_r = lookup;
1483 lookup_g = lookup+256;
1484 lookup_b = lookup+256+256;
1485 sh_r = 16;
1486 sh_g = 8;
1487 sh_b = 0;
1488 break;
1489 case 32:
1490 if ((mask_r != 0xff0000) ||
1491 (mask_g != 0x00ff00) ||
1492 (mask_b != 0x0000ff))
1493 return;
1494 lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1495 lookup_r = lookup;
1496 lookup_g = lookup+256;
1497 lookup_b = lookup+256+256;
1498 sh_r = 16;
1499 sh_g = 8;
1500 sh_b = 0;
1501 break;
1502 default:
1503 return; /* we do not support this color depth */
1504 }
1505 1291
1506 rgba c; 1292 rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1507 1293
1294 if (bg_flags & BG_TINT_SET)
1508 tint.get (c); 1295 tint.get (c);
1509 1296
1510 /* prepare limits for color transformation (each channel is handled separately) */ 1297 /* prepare limits for color transformation (each channel is handled separately) */
1511 if (shade > 100) 1298 if (shade > 100)
1512 { 1299 {
1513 c.r = c.r * (200 - shade) / 100; 1300 c.r = c.r * (200 - shade) / 100;
… …
1530 fill_lut (lookup_g, mask_g, sh_g, low, c.g); 1317 fill_lut (lookup_g, mask_g, sh_g, low, c.g);
1531 fill_lut (lookup_b, mask_b, sh_b, low, c.b); 1318 fill_lut (lookup_b, mask_b, sh_b, low, c.b);
1532 1319
1533 /* apply table to input image (replacing colors by newly calculated ones) */ 1320 /* apply table to input image (replacing colors by newly calculated ones) */
1534 if (ximage->bits_per_pixel == 32 1321 if (ximage->bits_per_pixel == 32
1535 && (ximage->depth == 24 || ximage->depth == 32)
1536 && ximage->byte_order == host_byte_order) 1322 && ximage->byte_order == host_byte_order)
1537 { 1323 {
1538 uint32_t *p1, *pf, *p, *pl; 1324 char *line = ximage->data;
1539 p1 = (uint32_t *) ximage->data;
1540 pf = (uint32_t *) (ximage->data + ximage->height * ximage->bytes_per_line);
1541 1325
1542 while (p1 < pf) 1326 for (int y = 0; y < ximage->height; y++)
1543 { 1327 {
1544 p = p1; 1328 uint32_t *p = (uint32_t *)line;
1545 pl = p1 + ximage->width; 1329 for (int x = 0; x < ximage->width; x++)
1546 for (; p < pl; p++)
1547 { 1330 {
1548 *p = lookup_r[(*p & 0xff0000) >> 16] | 1331 *p = lookup_r[(*p & mask_r) >> sh_r] |
1549 lookup_g[(*p & 0x00ff00) >> 8] | 1332 lookup_g[(*p & mask_g) >> sh_g] |
1550 lookup_b[(*p & 0x0000ff)] | 1333 lookup_b[(*p & mask_b) >> sh_b];
1551 (*p & 0xff000000); 1334 p++;
1552 } 1335 }
1553 p1 = (uint32_t *) ((char *) p1 + ximage->bytes_per_line); 1336 line += ximage->bytes_per_line;
1554 } 1337 }
1555 } 1338 }
1556 else 1339 else
1557 { 1340 {
1558 for (int y = 0; y < ximage->height; y++) 1341 for (int y = 0; y < ximage->height; y++)
… …
1566 } 1349 }
1567 } 1350 }
1568 1351
1569 free (lookup); 1352 free (lookup);
1570} 1353}
1571#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */ 1354#endif /* ENABLE_TRANSPARENCY */

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