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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.152 by sf-exg, Sun May 8 21:03:03 2011 UTC vs.
Revision 1.224 by sf-exg, Wed May 30 19:30:57 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>
… …
32 32
33#ifndef FilterConvolution 33#ifndef FilterConvolution
34#define FilterConvolution "convolution" 34#define FilterConvolution "convolution"
35#endif 35#endif
36 36
37/* 37#ifndef RepeatPad
38 * Pixmap geometry string interpretation : 38#define RepeatPad True
39 * Each geometry string contains zero or one scale/position 39#endif
40 * adjustment and may optionally be followed by a colon and one or more
41 * colon-delimited pixmap operations.
42 * The following table shows the valid geometry strings and their
43 * effects on the background image :
44 *
45 * WxH+X+Y Set scaling to W% by H%, and position to X% by Y%.
46 * W and H are percentages of the terminal window size.
47 * X and Y are also percentages; e.g., +50+50 centers
48 * the image in the window.
49 *
50 * Pixmap Operations : (should be prepended by a colon)
51 * tile Tile image. Scaling/position modifiers above will affect
52 * the tile size and origin.
53 * propscale When scaling, scale proportionally. That is, maintain the
54 * proper aspect ratio for the image. Any portion of the
55 * background not covered by the image is filled with the
56 * current background color.
57 * hscale Scale horizontally, tile vertically ?
58 * vscale Tile horizontally, scale vertically ?
59 * scale Scale both up and down
60 * auto Same as 100x100+50+50
61 */
62 40
63#ifdef HAVE_BG_PIXMAP 41#ifdef HAVE_BG_PIXMAP
42# if XRENDER
43static Picture
44create_xrender_mask (Display *dpy, Drawable drawable, Bool argb, Bool component_alpha)
45{
46 Pixmap pixmap = XCreatePixmap (dpy, drawable, 1, 1, argb ? 32 : 8);
47
48 XRenderPictFormat *format = XRenderFindStandardFormat (dpy, argb ? PictStandardARGB32 : PictStandardA8);
49 XRenderPictureAttributes pa;
50 pa.repeat = True;
51 pa.component_alpha = component_alpha;
52 Picture mask = XRenderCreatePicture (dpy, pixmap, format, CPRepeat | CPComponentAlpha, &pa);
53
54 XFreePixmap (dpy, pixmap);
55
56 return mask;
57}
58# endif
59
64void 60void
65rxvt_term::bg_destroy () 61rxvt_term::bg_destroy ()
66{ 62{
67#ifdef HAVE_AFTERIMAGE 63# ifdef BG_IMAGE_FROM_FILE
68 if (original_asim) 64 for (vector<rxvt_image>::iterator bg_image = image_vec.begin (); bg_image < image_vec.end (); bg_image++)
69 safe_asimage_destroy (original_asim); 65 bg_image->destroy ();
70 if (asv)
71 destroy_asvisual (asv, 0);
72 if (asimman)
73 destroy_image_manager (asimman, 0);
74#endif 66# endif
75
76#ifdef HAVE_PIXBUF
77 if (pixbuf)
78 g_object_unref (pixbuf);
79#endif
80 67
81 if (bg_pixmap) 68 if (bg_pixmap)
82 XFreePixmap (dpy, bg_pixmap); 69 XFreePixmap (dpy, bg_pixmap);
83} 70}
84 71
… …
103 if (bg_flags & BG_IS_TRANSPARENT) 90 if (bg_flags & BG_IS_TRANSPARENT)
104 return true; 91 return true;
105# endif 92# endif
106 93
107# ifdef BG_IMAGE_FROM_FILE 94# ifdef BG_IMAGE_FROM_FILE
108 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++)
109 { 96 {
110 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)
111 return true; 100 return true;
112 } 101 }
113# endif 102# endif
114 103
115 return false; 104 return false;
… …
122 if (bg_flags & BG_IS_TRANSPARENT) 111 if (bg_flags & BG_IS_TRANSPARENT)
123 return true; 112 return true;
124# endif 113# endif
125 114
126# ifdef BG_IMAGE_FROM_FILE 115# ifdef BG_IMAGE_FROM_FILE
127 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++)
128 { 117 {
129 if (bg_flags & BG_ROOT_ALIGN) 118 if (bg_image->flags & IM_ROOT_ALIGN)
130 return true; 119 return true;
131 } 120 }
132# endif 121# endif
133 122
134 return false; 123 return false;
135} 124}
136 125
137# ifdef BG_IMAGE_FROM_FILE 126# ifdef BG_IMAGE_FROM_FILE
138static inline bool
139check_set_scale_value (int geom_flags, int flag, unsigned int &scale, unsigned int new_value)
140{
141 if (geom_flags & flag)
142 {
143 if (new_value > 1000)
144 new_value = 1000;
145 if (new_value != scale)
146 {
147 scale = new_value;
148 return true;
149 }
150 }
151 return false;
152}
153
154static inline bool
155check_set_align_value (int geom_flags, int flag, int &align, int new_value)
156{
157 if (geom_flags & flag)
158 {
159 if (new_value < -100)
160 new_value = -100;
161 else if (new_value > 200)
162 new_value = 200;
163 if (new_value != align)
164 {
165 align = new_value;
166 return true;
167 }
168 }
169 return false;
170}
171
172static inline int 127static inline int
173make_align_position (int align, int window_size, int image_size) 128make_align_position (int align, int window_size, int image_size)
174{ 129{
175 int diff = window_size - image_size;
176 int smaller = min (image_size, window_size);
177
178 if (align >= 0 && align <= 100) 130 if (align >= 0 && align <= 100)
179 return diff * align / 100; 131 return lerp (0, window_size - image_size, align);
180 else if (align > 100 && align <= 200) 132 else if (align > 100)
181 return ((align - 100) * smaller / 100) + window_size - smaller; 133 return lerp (window_size - image_size, window_size, align - 100);
182 else if (align >= -100 && align < 0) 134 else
183 return ((align + 100) * smaller / 100) - image_size; 135 return lerp (-image_size, 0, align + 100);
184 return 0;
185} 136}
186 137
187static inline int 138static inline int
188make_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)
189{ 140{
… …
195 src_pos = -pos; 146 src_pos = -pos;
196 dst_pos = 0; 147 dst_pos = 0;
197 dst_size += pos; 148 dst_size += pos;
198 } 149 }
199 150
200 if (dst_pos + dst_size > target_size)
201 dst_size = target_size - dst_pos; 151 min_it (dst_size, target_size - dst_pos);
202 return src_pos; 152 return src_pos;
203} 153}
204 154
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
205bool 190bool
206rxvt_term::bg_set_geometry (const char *geom, bool update) 191rxvt_image::set_geometry (const char *geom, bool update)
207{ 192{
208 bool changed = false; 193 bool changed = false;
209 int geom_flags = 0; 194 int geom_flags = 0;
210 int x = 0, y = 0; 195 int x = h_align;
196 int y = v_align;
211 unsigned int w = 0, h = 0; 197 unsigned int w = h_scale;
212 unsigned int n; 198 unsigned int h = v_scale;
213 unsigned long new_flags = (bg_flags & (~BG_GEOMETRY_FLAGS)); 199 uint8_t new_flags = 0;
214 const char *ops;
215 200
216 if (geom == NULL) 201 if (geom == NULL)
217 return false; 202 return false;
218 203
219 char str[256]; 204 if (geom[0])
220
221 ops = strchr (geom, ':');
222 if (ops == NULL)
223 n = strlen (geom);
224 else
225 n = ops - geom;
226
227 if (n >= sizeof (str))
228 return false;
229
230 memcpy (str, geom, n);
231 str[n] = '\0';
232 rxvt_strtrim (str);
233
234 if (str[0])
235 {
236 /* we have geometry string - let's handle it prior to applying ops */
237 geom_flags = XParseGeometry (str, &x, &y, &w, &h);
238 } /* done parsing geometry string */
239
240 if (!update)
241 {
242 if (!(geom_flags & XValue))
243 x = y = defaultAlign;
244 else if (!(geom_flags & YValue))
245 y = x;
246
247 if (!(geom_flags & (WidthValue|HeightValue)))
248 w = h = defaultScale;
249 else if (!(geom_flags & HeightValue))
250 h = w;
251 else if (!(geom_flags & WidthValue))
252 w = h;
253
254 geom_flags |= WidthValue|HeightValue|XValue|YValue;
255 } 205 {
256
257 if (ops)
258 {
259 char **arr = rxvt_strsplit (':', ops + 1); 206 char **arr = rxvt_strsplit (':', geom);
260 207
261 for (int i = 0; arr[i]; i++) 208 for (int i = 0; arr[i]; i++)
262 { 209 {
263 if (!strcasecmp (arr[i], "tile")) 210 if (!strncasecmp (arr[i], "style=", 6))
264 { 211 {
212 parse_style (arr[i] + 6, x, y, w, h, new_flags);
213 geom_flags = WidthValue|HeightValue|XValue|YValue;
214 }
215 else if (!strcasecmp (arr[i], "op=tile"))
216 new_flags |= IM_TILE;
217 else if (!strcasecmp (arr[i], "op=keep-aspect"))
218 new_flags |= IM_KEEP_ASPECT;
219 else if (!strcasecmp (arr[i], "op=root-align"))
220 new_flags |= IM_ROOT_ALIGN;
221
222 // deprecated
223 else if (!strcasecmp (arr[i], "tile"))
224 {
225 new_flags |= IM_TILE;
265 w = h = noScale; 226 w = h = noScale;
266 geom_flags |= WidthValue|HeightValue; 227 geom_flags |= WidthValue|HeightValue;
267 } 228 }
268 else if (!strcasecmp (arr[i], "propscale")) 229 else if (!strcasecmp (arr[i], "propscale"))
269 { 230 {
270 new_flags |= BG_PROP_SCALE; 231 new_flags |= IM_KEEP_ASPECT;
232 w = h = windowScale;
233 geom_flags |= WidthValue|HeightValue;
271 } 234 }
272 else if (!strcasecmp (arr[i], "hscale")) 235 else if (!strcasecmp (arr[i], "hscale"))
273 { 236 {
237 new_flags |= IM_TILE;
274 if (w == 0) w = windowScale; 238 w = windowScale;
275
276 h = noScale; 239 h = noScale;
277 geom_flags |= WidthValue|HeightValue; 240 geom_flags |= WidthValue|HeightValue;
278 } 241 }
279 else if (!strcasecmp (arr[i], "vscale")) 242 else if (!strcasecmp (arr[i], "vscale"))
280 { 243 {
244 new_flags |= IM_TILE;
281 if (h == 0) h = windowScale; 245 h = windowScale;
282
283 w = noScale; 246 w = noScale;
284 geom_flags |= WidthValue|HeightValue; 247 geom_flags |= WidthValue|HeightValue;
285 } 248 }
286 else if (!strcasecmp (arr[i], "scale")) 249 else if (!strcasecmp (arr[i], "scale"))
287 { 250 {
288 if (h == 0) h = windowScale;
289 if (w == 0) w = windowScale; 251 w = h = windowScale;
290
291 geom_flags |= WidthValue|HeightValue; 252 geom_flags |= WidthValue|HeightValue;
292 } 253 }
293 else if (!strcasecmp (arr[i], "auto")) 254 else if (!strcasecmp (arr[i], "auto"))
294 { 255 {
295 w = h = windowScale; 256 w = h = windowScale;
296 x = y = centerAlign; 257 x = y = centerAlign;
297 geom_flags |= WidthValue|HeightValue|XValue|YValue; 258 geom_flags |= WidthValue|HeightValue|XValue|YValue;
298 } 259 }
299 else if (!strcasecmp (arr[i], "root")) 260 else if (!strcasecmp (arr[i], "root"))
300 { 261 {
301 new_flags |= BG_ROOT_ALIGN; 262 new_flags |= IM_TILE|IM_ROOT_ALIGN;
302 w = h = noScale; 263 w = h = noScale;
303 geom_flags |= WidthValue|HeightValue; 264 geom_flags |= WidthValue|HeightValue;
304 } 265 }
266
267 else
268 geom_flags |= XParseGeometry (arr[i], &x, &y, &w, &h);
305 } /* done parsing ops */ 269 } /* done parsing ops */
306 270
307 rxvt_free_strsplit (arr); 271 rxvt_free_strsplit (arr);
308 } 272 }
309 273
310 if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true; 274 new_flags |= flags & ~IM_GEOMETRY_FLAGS;
311 if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;
312 if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;
313 if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
314 275
315 if (new_flags != bg_flags) 276 if (!update)
277 {
278 if (!(geom_flags & XValue))
279 x = y = defaultAlign;
280 else if (!(geom_flags & YValue))
281 y = x;
282
283 if (!(geom_flags & (WidthValue|HeightValue)))
284 w = h = defaultScale;
285 else if (!(geom_flags & HeightValue))
286 h = w;
287 else if (!(geom_flags & WidthValue))
288 w = h;
316 { 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 {
317 bg_flags = new_flags; 300 flags = new_flags;
301 h_scale = w;
302 v_scale = h;
303 h_align = x;
304 v_align = y;
318 changed = true; 305 changed = true;
319 } 306 }
320 307
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
321 return changed; 315 return changed;
322} 316}
323 317
324void 318void
325rxvt_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)
326{ 320{
321 int image_width = image.width ();
322 int image_height = image.height ();
327 int target_width = szHint.width; 323 int target_width = szHint.width;
328 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);
329 327
330 if (bg_flags & BG_PROP_SCALE) 328 w = h_scale * target_width / 100;
329 h = v_scale * target_height / 100;
330
331 if (image.flags & IM_KEEP_ASPECT)
331 { 332 {
332 float scale = (float)target_width / image_width; 333 float scale = (float)w / image_width;
333 min_it (scale, (float)target_height / image_height); 334 min_it (scale, (float)h / image_height);
334 w = image_width * scale + 0.5; 335 w = image_width * scale + 0.5;
335 h = image_height * scale + 0.5; 336 h = image_height * scale + 0.5;
336 } 337 }
337 else
338 {
339 w = h_scale * target_width / 100;
340 h = v_scale * target_height / 100;
341 }
342 338
343 if (!w) w = image_width; 339 if (!w) w = image_width;
344 if (!h) h = image_height; 340 if (!h) h = image_height;
345 341
346 if (bg_flags & BG_ROOT_ALIGN) 342 if (image.flags & IM_ROOT_ALIGN)
347 { 343 {
348 x = -target_x; 344 x = -target_x;
349 y = -target_y; 345 y = -target_y;
350 } 346 }
351 else 347 else
352 { 348 {
353 x = make_align_position (h_align, target_width, w); 349 x = make_align_position (image.h_align, target_width, w);
354 y = make_align_position (v_align, target_height, h); 350 y = make_align_position (image.v_align, target_height, h);
355 }
356
357 bg_flags &= ~BG_IS_SIZE_SENSITIVE;
358 if ((bg_flags & BG_PROP_SCALE) || h_scale || v_scale
359 || (!(bg_flags & BG_ROOT_ALIGN) && (h_align || v_align))
360 || w > target_width || h > target_height)
361 bg_flags |= BG_IS_SIZE_SENSITIVE;
362}
363
364# ifdef HAVE_AFTERIMAGE
365bool
366rxvt_term::render_image (unsigned long tr_flags)
367{
368 init_asv ();
369
370 ASImage *background = NULL;
371 ARGB32 background_tint = TINT_LEAVE_SAME;
372
373# ifdef ENABLE_TRANSPARENCY
374 if (tr_flags)
375 background = pixmap2ximage (asv, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, 100);
376
377 if (tr_flags & BG_NEEDS_TINT)
378 { 351 }
379 ShadingInfo as_shade; 352}
380 as_shade.shading = shade;
381 353
382 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC); 354# ifdef HAVE_PIXBUF
383 if (bg_flags & BG_TINT_SET) 355bool
384 tint.get (c); 356rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
385 as_shade.tintColor.red = c.r; 357 int src_x, int src_y, int dst_x, int dst_y,
386 as_shade.tintColor.green = c.g; 358 unsigned int width, unsigned int height, bool argb)
387 as_shade.tintColor.blue = c.b; 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;
388 368
389 background_tint = shading2tint32 (&as_shade); 369 if (visual->c_class != TrueColor)
370 return false;
371
372 if (argb)
390 } 373 {
391 374 red_mask = 0xff << 16;
392 if ((tr_flags & BG_NEEDS_BLUR) && background != NULL) 375 green_mask = 0xff << 8;
376 blue_mask = 0xff;
377 alpha_mask = 0xff << 24;
393 { 378 }
394 ASImage *tmp = blur_asimage_gauss (asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF, 379 else
395 (original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage, 380 {
396 100, 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);
397 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)
398 { 447 {
399 destroy_asimage (&background); 448 a = pixel[3];
400 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);
401 } 470 }
402 }
403# endif
404 471
405 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);
406 498
407 int target_width = szHint.width; 499 int target_width = szHint.width;
408 int target_height = szHint.height; 500 int target_height = szHint.height;
409 int new_pmap_width = target_width; 501 int new_pmap_width = target_width;
410 int new_pmap_height = target_height; 502 int new_pmap_height = target_height;
… …
412 int x = 0; 504 int x = 0;
413 int y = 0; 505 int y = 0;
414 int w = 0; 506 int w = 0;
415 int h = 0; 507 int h = 0;
416 508
417 if (original_asim) 509 get_image_geometry (image, w, h, x, y);
418 get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
419 510
420 if (!original_asim 511 if (!(image.flags & IM_ROOT_ALIGN)
421 || (!(bg_flags & BG_ROOT_ALIGN)
422 && (x >= target_width 512 && (x >= target_width
423 || y >= target_height 513 || y >= target_height
424 || (x + w <= 0) 514 || x + w <= 0
425 || (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);
426 { 526 }
427 if (background)
428 {
429 new_pmap_width = background->width;
430 new_pmap_height = background->height;
431 result = background;
432 527
433 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)
434 { 549 {
435 ASImage *tmp = tile_asimage (asv, background, 0, 0, 550 new_pmap_width = min (image_width, target_width);
436 target_width, target_height, background_tint, 551 new_pmap_height = min (image_height, target_height);
437 ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
438 if (tmp)
439 result = tmp;
440 }
441 } 552 }
442 else
443 new_pmap_width = new_pmap_height = 0;
444 }
445 else
446 {
447 result = original_asim;
448 553
449 if ((w != original_asim->width)
450 || (h != original_asim->height))
451 {
452 result = scale_asimage (asv, original_asim,
453 w, h,
454 background ? ASA_ASImage : ASA_XImage,
455 100, ASIMAGE_QUALITY_DEFAULT);
456 }
457
458 if (background == NULL)
459 {
460 if (h_scale == 0 || v_scale == 0)
461 {
462 /* if tiling - pixmap has to be sized exactly as the image,
463 but there is no need to make it bigger than the window! */
464 new_pmap_width = min (result->width, target_width);
465 new_pmap_height = min (result->height, target_height);
466
467 /* we also need to tile our image in both directions */
468 ASImage *tmp = tile_asimage (asv, result,
469 (int)result->width - x,
470 (int)result->height - y,
471 new_pmap_width,
472 new_pmap_height,
473 TINT_LEAVE_SAME, ASA_XImage,
474 100, ASIMAGE_QUALITY_DEFAULT);
475 if (tmp)
476 {
477 if (result != original_asim)
478 destroy_asimage (&result);
479
480 result = tmp;
481 }
482 }
483 }
484 else
485 {
486 /* if blending background and image - pixmap has to be sized same as target window */
487 ASImageLayer *layers = create_image_layers (2);
488
489 layers[0].im = background;
490 layers[0].clip_width = target_width;
491 layers[0].clip_height = target_height;
492 layers[0].tint = background_tint;
493 layers[1].im = result;
494
495 if (h_scale == 0 || v_scale == 0)
496 {
497 /* tile horizontally */
498 while (x > 0) x -= (int)result->width;
499 layers[1].dst_x = x;
500 layers[1].clip_width = result->width+target_width;
501 }
502 else
503 {
504 /* clip horizontally */
505 layers[1].dst_x = x;
506 layers[1].clip_width = result->width;
507 }
508
509 if (h_scale == 0 || v_scale == 0)
510 {
511 while (y > 0) y -= (int)result->height;
512 layers[1].dst_y = y;
513 layers[1].clip_height = result->height + target_height;
514 }
515 else
516 {
517 layers[1].dst_y = y;
518 layers[1].clip_height = result->height;
519 }
520
521 if (rs[Rs_blendtype])
522 {
523 layers[1].merge_scanlines = blend_scanlines_name2func (rs[Rs_blendtype]);
524 if (layers[1].merge_scanlines == NULL)
525 layers[1].merge_scanlines = alphablend_scanlines;
526 }
527
528 ASImage *tmp = merge_layers (asv, layers, 2, target_width, target_height,
529 ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
530
531 if (tmp)
532 {
533 if (result != original_asim)
534 destroy_asimage (&result);
535
536 result = tmp;
537 }
538
539 free (layers);
540 }
541 }
542
543 bool ret = false;
544
545 if (result)
546 {
547 XGCValues gcv;
548 GC gc;
549
550 /* create Pixmap */
551 if (bg_pixmap == None 554 if (bg_pixmap == None
552 || bg_pmap_width != new_pmap_width 555 || bg_pmap_width != new_pmap_width
553 || bg_pmap_height != new_pmap_height) 556 || bg_pmap_height != new_pmap_height)
554 { 557 {
555 if (bg_pixmap) 558 if (bg_pixmap)
556 XFreePixmap (dpy, bg_pixmap); 559 XFreePixmap (dpy, bg_pixmap);
557 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);
558 bg_pmap_width = new_pmap_width; 561 bg_pmap_width = new_pmap_width;
559 bg_pmap_height = new_pmap_height; 562 bg_pmap_height = new_pmap_height;
560 } 563 }
561 /* fill with background color (if result's not completely overlapping it) */ 564
565 tmp_pixmap = bg_pixmap;
566 }
567
562 gcv.foreground = pix_colors[Color_bg]; 568 gcv.foreground = pix_colors[Color_bg];
563 gc = XCreateGC (dpy, vt, GCForeground, &gcv); 569 gc = XCreateGC (dpy, tmp_pixmap, GCForeground, &gcv);
564 570
565 int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0; 571 if (gc)
566 int dst_width = result->width, dst_height = result->height; 572 {
567 if (background == NULL) 573 if (image.flags & IM_TILE)
574 {
575 Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, need_blend ? 32 : depth);
576 pixbuf_to_pixmap (result, tile, gc,
577 0, 0,
578 0, 0,
579 image_width, image_height, need_blend);
580
581 gcv.tile = tile;
582 gcv.fill_style = FillTiled;
583 gcv.ts_x_origin = x;
584 gcv.ts_y_origin = y;
585 XChangeGC (dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
586
587 XFillRectangle (dpy, tmp_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
588 XFreePixmap (dpy, tile);
568 { 589 }
569 if (!(h_scale == 0 || v_scale == 0)) 590 else
570 { 591 {
592 int src_x, src_y, dst_x, dst_y;
593 int dst_width, dst_height;
594
571 src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width ); 595 src_x = make_clip_rectangle (x, image_width , new_pmap_width , dst_x, dst_width );
572 src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height); 596 src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);
573 }
574 597
575 if (dst_x > 0 || dst_y > 0 598 if (dst_x > 0 || dst_y > 0
576 || dst_x + dst_width < new_pmap_width 599 || dst_x + dst_width < new_pmap_width
577 || dst_y + dst_height < new_pmap_height) 600 || dst_y + dst_height < new_pmap_height)
578 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);
602
603 if (dst_x < new_pmap_width && dst_y < new_pmap_height)
604 pixbuf_to_pixmap (result, tmp_pixmap, gc,
605 src_x, src_y,
606 dst_x, dst_y,
607 dst_width, dst_height, need_blend);
579 } 608 }
580 609
581 /* put result on pixmap */ 610#if XRENDER
582 if (dst_x < new_pmap_width && dst_y < new_pmap_height) 611 if (need_blend)
583 asimage2drawable (asv, bg_pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True); 612 {
613 XRenderPictFormat *argb_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
614 XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
584 615
585 if (result != background && result != original_asim) 616 Picture src = XRenderCreatePicture (dpy, tmp_pixmap, argb_format, 0, 0);
586 destroy_asimage (&result); 617
618 Picture dst = XRenderCreatePicture (dpy, bg_pixmap, format, 0, 0);
619
620 Picture mask = create_xrender_mask (dpy, vt, False, False);
621
622 XRenderColor mask_c;
623
624 mask_c.alpha = image.alpha;
625 mask_c.red =
626 mask_c.green =
627 mask_c.blue = 0;
628 XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
629
630 XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
631
632 XRenderFreePicture (dpy, src);
633 XRenderFreePicture (dpy, dst);
634 XRenderFreePicture (dpy, mask);
635 }
636#endif
587 637
588 XFreeGC (dpy, gc); 638 XFreeGC (dpy, gc);
589 639
590 ret = true; 640 ret = true;
591 }
592
593 if (background)
594 destroy_asimage (&background);
595
596 return ret;
597}
598# endif /* HAVE_AFTERIMAGE */
599
600# ifdef HAVE_PIXBUF
601bool
602rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
603 int src_x, int src_y, int dst_x, int dst_y,
604 unsigned int width, unsigned int height)
605{
606 XImage *ximage;
607 char *data, *line;
608 int bytes_per_pixel;
609 int width_r, width_g, width_b;
610 int sh_r, sh_g, sh_b;
611 int rowstride;
612 int channels;
613 unsigned char *row;
614
615 if (visual->c_class != TrueColor)
616 return false;
617
618 if (depth == 24 || depth == 32)
619 bytes_per_pixel = 4;
620 else if (depth == 15 || depth == 16)
621 bytes_per_pixel = 2;
622 else
623 return false;
624
625 width_r = rxvt_popcount (visual->red_mask);
626 width_g = rxvt_popcount (visual->green_mask);
627 width_b = rxvt_popcount (visual->blue_mask);
628
629 if (width_r > 8 || width_g > 8 || width_b > 8)
630 return false;
631
632 sh_r = rxvt_ctz (visual->red_mask);
633 sh_g = rxvt_ctz (visual->green_mask);
634 sh_b = rxvt_ctz (visual->blue_mask);
635
636 if (width > INT_MAX / height / bytes_per_pixel)
637 return false;
638
639 data = (char *)malloc (width * height * bytes_per_pixel);
640 if (!data)
641 return false;
642
643 ximage = XCreateImage (dpy, visual, depth, ZPixmap, 0, data,
644 width, height, bytes_per_pixel * 8, 0);
645 if (!ximage)
646 {
647 free (data);
648 return false;
649 }
650
651 ximage->byte_order = byteorder::big_endian () ? MSBFirst : LSBFirst;
652
653 rowstride = gdk_pixbuf_get_rowstride (pixbuf);
654 channels = gdk_pixbuf_get_n_channels (pixbuf);
655 row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
656 line = data;
657
658 for (int y = 0; y < height; y++)
659 {
660 for (int x = 0; x < width; x++)
661 {
662 unsigned char *pixel = row + x * channels;
663 uint32_t value;
664
665 value = ((pixel[0] >> (8 - width_r)) << sh_r)
666 | ((pixel[1] >> (8 - width_g)) << sh_g)
667 | ((pixel[2] >> (8 - width_b)) << sh_b);
668
669 if (bytes_per_pixel == 4)
670 ((uint32_t *)line)[x] = value;
671 else
672 ((uint16_t *)line)[x] = value;
673 }
674
675 row += rowstride;
676 line += ximage->bytes_per_line;
677 }
678
679 XPutImage (dpy, pixmap, gc, ximage, 0, 0, dst_x, dst_y, width, height);
680 XDestroyImage (ximage);
681 return true;
682}
683
684bool
685rxvt_term::render_image (unsigned long tr_flags)
686{
687 if (!pixbuf)
688 return false;
689
690 if (tr_flags
691 && !(bg_flags & BG_HAS_RENDER))
692 return false;
693
694 GdkPixbuf *result;
695
696 int image_width = gdk_pixbuf_get_width (pixbuf);
697 int image_height = gdk_pixbuf_get_height (pixbuf);
698
699 int target_width = szHint.width;
700 int target_height = szHint.height;
701 int new_pmap_width = target_width;
702 int new_pmap_height = target_height;
703
704 int x = 0;
705 int y = 0;
706 int w = 0;
707 int h = 0;
708
709 get_image_geometry (image_width, image_height, w, h, x, y);
710
711 if (!(bg_flags & BG_ROOT_ALIGN)
712 && (x >= target_width
713 || y >= target_height
714 || (x + w <= 0)
715 || (y + h <= 0)))
716 return false;
717
718 result = pixbuf;
719
720 if ((w != image_width)
721 || (h != image_height))
722 {
723 result = gdk_pixbuf_scale_simple (pixbuf,
724 w, h,
725 GDK_INTERP_BILINEAR);
726 }
727
728 if (!result)
729 return false;
730
731 bool ret = false;
732
733 XGCValues gcv;
734 GC gc;
735 Pixmap root_pmap;
736
737 image_width = gdk_pixbuf_get_width (result);
738 image_height = gdk_pixbuf_get_height (result);
739
740 if (tr_flags)
741 {
742 root_pmap = bg_pixmap;
743 bg_pixmap = None;
744 }
745 else
746 {
747 if (h_scale == 0 || v_scale == 0)
748 {
749 new_pmap_width = min (image_width, target_width);
750 new_pmap_height = min (image_height, target_height);
751 }
752 }
753
754 if (bg_pixmap == None
755 || bg_pmap_width != new_pmap_width
756 || bg_pmap_height != new_pmap_height)
757 {
758 if (bg_pixmap)
759 XFreePixmap (dpy, bg_pixmap);
760 bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
761 bg_pmap_width = new_pmap_width;
762 bg_pmap_height = new_pmap_height;
763 }
764
765 if (bg_pixmap != None)
766 {
767 gcv.foreground = pix_colors[Color_bg];
768 gc = XCreateGC (dpy, vt, GCForeground, &gcv);
769
770 if (gc)
771 {
772 if (h_scale == 0 || v_scale == 0)
773 {
774 Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth);
775
776 if (tile != None)
777 {
778 pixbuf_to_pixmap (result, tile, gc,
779 0, 0,
780 0, 0,
781 image_width, image_height);
782
783 gcv.tile = tile;
784 gcv.fill_style = FillTiled;
785 gcv.ts_x_origin = x;
786 gcv.ts_y_origin = y;
787 XChangeGC (dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
788
789 XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
790 XFreePixmap (dpy, tile);
791 }
792 }
793 else
794 {
795 int src_x, src_y, dst_x, dst_y;
796 int dst_width, dst_height;
797
798 src_x = make_clip_rectangle (x, image_width , new_pmap_width , dst_x, dst_width );
799 src_y = make_clip_rectangle (y, image_height, new_pmap_height, dst_y, dst_height);
800
801 if (dst_x > 0 || dst_y > 0
802 || dst_x + dst_width < new_pmap_width
803 || dst_y + dst_height < new_pmap_height)
804 XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
805
806 if (dst_x < new_pmap_width && dst_y < new_pmap_height)
807 pixbuf_to_pixmap (result, bg_pixmap, gc,
808 src_x, src_y,
809 dst_x, dst_y,
810 dst_width, dst_height);
811 }
812
813#if XRENDER
814 if (tr_flags)
815 {
816 XRenderPictureAttributes pa;
817
818 XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, visual);
819 Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa);
820
821 XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
822 Picture dst = XRenderCreatePicture (dpy, bg_pixmap, dst_format, 0, &pa);
823
824 pa.repeat = True;
825 Pixmap mask_pmap = XCreatePixmap (dpy, vt, 1, 1, 8);
826 XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
827 Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
828 XFreePixmap (dpy, mask_pmap);
829
830 if (src && dst && mask)
831 {
832 XRenderColor mask_c;
833
834 mask_c.alpha = 0x8000;
835 mask_c.red = 0;
836 mask_c.green = 0;
837 mask_c.blue = 0;
838 XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
839 XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
840 }
841
842 XRenderFreePicture (dpy, src);
843 XRenderFreePicture (dpy, dst);
844 XRenderFreePicture (dpy, mask);
845 }
846#endif
847
848 XFreeGC (dpy, gc);
849
850 ret = true;
851 }
852 } 641 }
853 642
854 if (result != pixbuf) 643 if (result != pixbuf)
855 g_object_unref (result); 644 g_object_unref (result);
856 645
857 if (tr_flags) 646 if (need_blend)
858 XFreePixmap (dpy, root_pmap); 647 XFreePixmap (dpy, tmp_pixmap);
859 648
860 return ret; 649 return ret;
861} 650}
862# endif /* HAVE_PIXBUF */ 651# endif /* HAVE_PIXBUF */
863 652
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 = 0xffff;
689 flags = 0;
690 h_scale =
691 v_scale = defaultScale;
692 h_align =
693 v_align = defaultAlign;
694
695# ifdef HAVE_PIXBUF
696 pixbuf = 0;
697# endif
698}
699
864bool 700bool
865rxvt_term::bg_set_file (const char *file) 701rxvt_image::set_file_geometry (const char *file)
866{ 702{
867 if (!file || !*file) 703 if (!file || !*file)
868 return false; 704 return false;
869 705
870 if (const char *p = strchr (file, ';')) 706 const char *p = strchr (file, ';');
707
708 if (p)
871 { 709 {
872 size_t len = p - file; 710 size_t len = p - file;
873 char *f = rxvt_temp_buf<char> (len + 1); 711 char *f = rxvt_temp_buf<char> (len + 1);
874 memcpy (f, file, len); 712 memcpy (f, file, len);
875 f[len] = '\0'; 713 f[len] = '\0';
876 file = f; 714 file = f;
877 } 715 }
878 716
879# ifdef HAVE_AFTERIMAGE 717 bool ret = set_file (file);
880 if (!asimman) 718 alpha = 0x8000;
881 asimman = create_generic_imageman (rs[Rs_path]); 719 if (ret)
882 ASImage *image = get_asimage (asimman, file, 0xFFFFFFFF, 100); 720 set_geometry (p ? p + 1 : "");
883 if (image) 721 return ret;
884 { 722}
885 if (original_asim) 723
886 safe_asimage_destroy (original_asim); 724bool
887 original_asim = image; 725rxvt_image::set_file (const char *file)
888 bg_flags |= BG_IS_FROM_FILE | BG_CLIENT_RENDER; 726{
889 return true; 727 bool ret = false;
890 }
891# endif
892 728
893# ifdef HAVE_PIXBUF 729# ifdef HAVE_PIXBUF
894 GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL); 730 GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
895 if (image) 731 if (image)
896 { 732 {
897 if (pixbuf) 733 if (pixbuf)
898 g_object_unref (pixbuf); 734 g_object_unref (pixbuf);
899 pixbuf = image; 735 pixbuf = image;
900 bg_flags |= BG_IS_FROM_FILE;
901 return true; 736 ret = true;
902 } 737 }
903# endif 738# endif
904 739
740 if (ret)
741 flags |= IM_IS_SET;
742
905 return false; 743 return ret;
906} 744}
907 745
908# endif /* BG_IMAGE_FROM_FILE */ 746# endif /* BG_IMAGE_FROM_FILE */
909 747
910# ifdef ENABLE_TRANSPARENCY 748# ifdef ENABLE_TRANSPARENCY
911bool
912rxvt_term::bg_set_transparent ()
913{
914 if (!(bg_flags & BG_IS_TRANSPARENT))
915 {
916 bg_flags |= BG_IS_TRANSPARENT;
917 return true;
918 }
919
920 return false;
921}
922
923bool 749bool
924rxvt_term::bg_set_blur (const char *geom) 750rxvt_term::bg_set_blur (const char *geom)
925{ 751{
926 bool changed = false; 752 bool changed = false;
927 unsigned int hr, vr; 753 unsigned int hr, vr;
… …
946 { 772 {
947 changed = true; 773 changed = true;
948 v_blurRadius = vr; 774 v_blurRadius = vr;
949 } 775 }
950 776
951 if (v_blurRadius == 0 && h_blurRadius == 0)
952 bg_flags &= ~BG_NEEDS_BLUR;
953 else
954 bg_flags |= BG_NEEDS_BLUR;
955
956 return changed; 777 return changed;
957} 778}
958 779
959void 780bool
960rxvt_term::set_tint_shade_flags () 781rxvt_term::bg_set_tint (rxvt_color &new_tint)
961{ 782{
962 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC); 783 if (!(bg_flags & BG_TINT_SET) || tint != new_tint)
963 bool has_shade = shade != 100; 784 {
964 785 tint = new_tint;
965 bg_flags &= ~BG_TINT_FLAGS; 786 bg_flags |= BG_TINT_SET;
966 787
967 if (bg_flags & BG_TINT_SET) 788 rgba c;
968 {
969 tint.get (c); 789 tint.get (c);
970 if (!has_shade
971 && (c.r <= 0x00ff || c.r >= 0xff00) 790 if ((c.r <= 0x00ff || c.r >= 0xff00)
972 && (c.g <= 0x00ff || c.g >= 0xff00) 791 && (c.g <= 0x00ff || c.g >= 0xff00)
973 && (c.b <= 0x00ff || c.b >= 0xff00)) 792 && (c.b <= 0x00ff || c.b >= 0xff00))
974 bg_flags |= BG_TINT_BITAND; 793 bg_flags |= BG_TINT_BITAND;
975 } 794 else
976
977 if (has_shade || (bg_flags & BG_TINT_SET))
978 bg_flags |= BG_NEEDS_TINT;
979}
980
981bool
982rxvt_term::bg_set_tint (rxvt_color &new_tint)
983{
984 if (!(bg_flags & BG_TINT_SET) || tint != new_tint)
985 {
986 tint = new_tint;
987 bg_flags |= BG_TINT_SET; 795 bg_flags &= ~BG_TINT_BITAND;
988 set_tint_shade_flags (); 796
989 return true; 797 return true;
990 } 798 }
991 799
992 return false; 800 return false;
993} 801}
994 802
995bool 803bool
996rxvt_term::bg_set_shade (const char *shade_str) 804rxvt_term::bg_set_shade (const char *shade_str)
997{ 805{
998 int new_shade = (shade_str) ? atoi (shade_str) : 100; 806 int new_shade = atoi (shade_str);
999 807
1000 clamp_it (new_shade, -100, 200); 808 clamp_it (new_shade, -100, 200);
1001 if (new_shade < 0) 809 if (new_shade < 0)
1002 new_shade = 200 - (100 + new_shade); 810 new_shade = 200 - (100 + new_shade);
1003 811
1004 if (new_shade != shade) 812 if (new_shade != shade)
1005 { 813 {
1006 shade = new_shade; 814 shade = new_shade;
1007 set_tint_shade_flags ();
1008 return true; 815 return true;
1009 } 816 }
1010 817
1011 return false; 818 return false;
1012} 819}
… …
1033 params[i+2] = XDoubleToFixed (kernel[i] / sum); 840 params[i+2] = XDoubleToFixed (kernel[i] / sum);
1034} 841}
1035#endif 842#endif
1036 843
1037bool 844bool
1038rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height) 845rxvt_term::blur_pixmap (Pixmap pixmap, int width, int height)
1039{ 846{
1040 bool ret = false; 847 bool ret = false;
1041#if XRENDER 848#if XRENDER
849 if (!(bg_flags & BG_HAS_RENDER_CONV))
850 return false;
851
1042 int size = max (h_blurRadius, v_blurRadius) * 2 + 1; 852 int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
1043 double *kernel = (double *)malloc (size * sizeof (double)); 853 double *kernel = (double *)malloc (size * sizeof (double));
1044 XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed)); 854 XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
1045 855
1046 XRenderPictureAttributes pa; 856 XRenderPictureAttributes pa;
1047 XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual); 857 XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1048 858
859 pa.repeat = RepeatPad;
1049 Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa); 860 Picture src = XRenderCreatePicture (dpy, pixmap, format, CPRepeat, &pa);
861 Pixmap tmp = XCreatePixmap (dpy, pixmap, width, height, depth);
1050 Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa); 862 Picture dst = XRenderCreatePicture (dpy, tmp, format, CPRepeat, &pa);
863 XFreePixmap (dpy, tmp);
1051 864
1052 if (kernel && params && src && dst) 865 if (kernel && params)
1053 { 866 {
1054 if (h_blurRadius)
1055 {
1056 size = h_blurRadius * 2 + 1; 867 size = h_blurRadius * 2 + 1;
1057 get_gaussian_kernel (h_blurRadius, size, kernel, params); 868 get_gaussian_kernel (h_blurRadius, size, kernel, params);
1058 869
1059 XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2); 870 XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1060 XRenderComposite (dpy, 871 XRenderComposite (dpy,
1061 PictOpSrc, 872 PictOpSrc,
1062 src, 873 src,
1063 None, 874 None,
1064 dst, 875 dst,
1065 0, 0, 876 0, 0,
1066 0, 0, 877 0, 0,
1067 0, 0, 878 0, 0,
1068 width, height); 879 width, height);
1069 }
1070 880
1071 if (v_blurRadius) 881 ::swap (src, dst);
1072 { 882
1073 size = v_blurRadius * 2 + 1; 883 size = v_blurRadius * 2 + 1;
1074 get_gaussian_kernel (v_blurRadius, size, kernel, params); 884 get_gaussian_kernel (v_blurRadius, size, kernel, params);
1075 ::swap (params[0], params[1]); 885 ::swap (params[0], params[1]);
1076 886
1077 XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2); 887 XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1078 XRenderComposite (dpy, 888 XRenderComposite (dpy,
1079 PictOpSrc, 889 PictOpSrc,
1080 src, 890 src,
1081 None, 891 None,
1082 dst, 892 dst,
1083 0, 0, 893 0, 0,
1084 0, 0, 894 0, 0,
1085 0, 0, 895 0, 0,
1086 width, height); 896 width, height);
1087 }
1088 897
1089 ret = true; 898 ret = true;
1090 } 899 }
1091 900
1092 free (kernel); 901 free (kernel);
… …
1096#endif 905#endif
1097 return ret; 906 return ret;
1098} 907}
1099 908
1100bool 909bool
1101rxvt_term::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height) 910rxvt_term::tint_pixmap (Pixmap pixmap, int width, int height)
1102{ 911{
1103 bool ret = false; 912 bool ret = false;
1104 913
1105 if (bg_flags & BG_TINT_BITAND) 914 if (shade == 100 && (bg_flags & BG_TINT_BITAND))
1106 { 915 {
1107 XGCValues gcv; 916 XGCValues gcv;
1108 GC gc; 917 GC gc;
1109 918
1110 /* In this case we can tint image server-side getting significant 919 /* In this case we can tint image server-side getting significant
… …
1119 XFillRectangle (dpy, pixmap, gc, 0, 0, width, height); 928 XFillRectangle (dpy, pixmap, gc, 0, 0, width, height);
1120 ret = true; 929 ret = true;
1121 XFreeGC (dpy, gc); 930 XFreeGC (dpy, gc);
1122 } 931 }
1123 } 932 }
1124 else
1125 {
1126# if XRENDER 933# if XRENDER
934 else if (bg_flags & BG_HAS_RENDER)
935 {
1127 rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC); 936 rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1128 937
1129 if (bg_flags & BG_TINT_SET) 938 if (bg_flags & BG_TINT_SET)
1130 tint.get (c); 939 tint.get (c);
1131 940
… …
1140 c.r = c.r * (200 - shade) / 100; 949 c.r = c.r * (200 - shade) / 100;
1141 c.g = c.g * (200 - shade) / 100; 950 c.g = c.g * (200 - shade) / 100;
1142 c.b = c.b * (200 - shade) / 100; 951 c.b = c.b * (200 - shade) / 100;
1143 } 952 }
1144 953
1145 XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
1146 XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual); 954 XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1147 XRenderPictureAttributes pa;
1148 955
1149 Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, &pa); 956 Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, 0);
1150 957
1151 pa.repeat = True; 958 Picture overlay_pic = create_xrender_mask (dpy, pixmap, True, False);
1152 959
1153 Pixmap overlay_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32); 960 Picture mask_pic = create_xrender_mask (dpy, pixmap, True, True);
1154 Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1155 XFreePixmap (dpy, overlay_pmap);
1156 961
1157 pa.component_alpha = True;
1158 Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
1159 Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat | CPComponentAlpha, &pa);
1160 XFreePixmap (dpy, mask_pmap);
1161
1162 if (mask_pic && overlay_pic && back_pic)
1163 {
1164 XRenderColor mask_c; 962 XRenderColor mask_c;
1165 963
1166 mask_c.alpha = 0xffff; 964 mask_c.alpha = 0xffff;
965 mask_c.red =
966 mask_c.green =
967 mask_c.blue = 0;
968 XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
969
970 mask_c.alpha = 0;
971 mask_c.red = 0xffff - c.r;
972 mask_c.green = 0xffff - c.g;
973 mask_c.blue = 0xffff - c.b;
974 XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
975
976 XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
977
978 if (shade > 100)
979 {
980 mask_c.alpha = 0;
1167 mask_c.red = 981 mask_c.red =
1168 mask_c.green = 982 mask_c.green =
1169 mask_c.blue = 0; 983 mask_c.blue = 0xffff * (shade - 100) / 100;
1170 XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1); 984 XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1171 985
1172 mask_c.alpha = 0;
1173 mask_c.red = 0xffff - c.r;
1174 mask_c.green = 0xffff - c.g;
1175 mask_c.blue = 0xffff - c.b;
1176 XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1177 XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
1178
1179 if (shade > 100)
1180 {
1181 mask_c.red = mask_c.green = mask_c.blue = 0xffff * (shade - 100) / 100;
1182 mask_c.alpha = 0;
1183 XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1184
1185 XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height); 986 XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);
1186 }
1187
1188 ret = true;
1189 } 987 }
988
989 ret = true;
1190 990
1191 XRenderFreePicture (dpy, mask_pic); 991 XRenderFreePicture (dpy, mask_pic);
1192 XRenderFreePicture (dpy, overlay_pic); 992 XRenderFreePicture (dpy, overlay_pic);
1193 XRenderFreePicture (dpy, back_pic); 993 XRenderFreePicture (dpy, back_pic);
994 }
1194# endif 995# endif
1195 }
1196 996
1197 return ret; 997 return ret;
1198} 998}
1199 999
1200/* 1000/*
1201 * Builds a pixmap of the same size as the terminal window that contains 1001 * Builds a pixmap of the same size as the terminal window that contains
1202 * the tiled portion of the root pixmap that is supposed to be covered by 1002 * the tiled portion of the root pixmap that is supposed to be covered by
1203 * our window. 1003 * our window.
1204 */ 1004 */
1205unsigned long 1005bool
1206rxvt_term::make_transparency_pixmap () 1006rxvt_term::make_transparency_pixmap ()
1207{ 1007{
1208 unsigned long result = 0; 1008 bool ret = false;
1209 1009
1210 /* root dimensions may change from call to call - but Display structure should 1010 /* root dimensions may change from call to call - but Display structure should
1211 * be always up-to-date, so let's use it : 1011 * be always up-to-date, so let's use it :
1212 */ 1012 */
1213 int screen = display->screen; 1013 int screen = display->screen;
… …
1251#if XRENDER 1051#if XRENDER
1252 if (bg_flags & BG_HAS_RENDER) 1052 if (bg_flags & BG_HAS_RENDER)
1253 { 1053 {
1254 recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth); 1054 recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);
1255 1055
1256 if (recoded_root_pmap != None)
1257 {
1258 XRenderPictureAttributes pa;
1259
1260 XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen)); 1056 XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
1261 Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa); 1057 Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, 0);
1262 1058
1263 XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual); 1059 XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
1264 Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa); 1060 Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, 0);
1265 1061
1266 if (src && dst)
1267 XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height); 1062 XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
1268 else
1269 {
1270 XFreePixmap (dpy, recoded_root_pmap);
1271 recoded_root_pmap = None;
1272 }
1273 1063
1274 XRenderFreePicture (dpy, src); 1064 XRenderFreePicture (dpy, src);
1275 XRenderFreePicture (dpy, dst); 1065 XRenderFreePicture (dpy, dst);
1276 }
1277 } 1066 }
1278 else 1067 else
1279#endif 1068#endif
1280 recoded_root_pmap = None; 1069 recoded_root_pmap = None;
1281 } 1070 }
… …
1292 bg_pixmap = XCreatePixmap (dpy, vt, window_width, window_height, depth); 1081 bg_pixmap = XCreatePixmap (dpy, vt, window_width, window_height, depth);
1293 bg_pmap_width = window_width; 1082 bg_pmap_width = window_width;
1294 bg_pmap_height = window_height; 1083 bg_pmap_height = window_height;
1295 } 1084 }
1296 1085
1297 if (bg_pixmap != None)
1298 {
1299 /* straightforward pixmap copy */ 1086 /* straightforward pixmap copy */
1300 while (sx < 0) sx += (int)root_width; 1087 while (sx < 0) sx += root_pmap_width;
1301 while (sy < 0) sy += (int)root_height; 1088 while (sy < 0) sy += root_pmap_height;
1302 1089
1303 gcv.tile = recoded_root_pmap; 1090 gcv.tile = recoded_root_pmap;
1304 gcv.fill_style = FillTiled; 1091 gcv.fill_style = FillTiled;
1305 gcv.ts_x_origin = -sx; 1092 gcv.ts_x_origin = -sx;
1306 gcv.ts_y_origin = -sy; 1093 gcv.ts_y_origin = -sy;
1307 gc = XCreateGC (dpy, vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv); 1094 gc = XCreateGC (dpy, vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
1308 1095
1309 if (gc) 1096 if (gc)
1310 { 1097 {
1311 XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height); 1098 XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);
1312 result |= BG_IS_VALID | (bg_flags & BG_EFFECTS_FLAGS); 1099 ret = true;
1313 XFreeGC (dpy, gc); 1100 bool need_blur = h_blurRadius && v_blurRadius;
1101 bool need_tint = shade != 100 || (bg_flags & BG_TINT_SET);
1314 1102
1315 if (!(bg_flags & BG_CLIENT_RENDER)) 1103 if (!(bg_flags & BG_CLIENT_RENDER))
1104 {
1105 if (need_blur)
1316 { 1106 {
1317 if ((bg_flags & BG_NEEDS_BLUR) 1107 if (blur_pixmap (bg_pixmap, window_width, window_height))
1318 && (bg_flags & BG_HAS_RENDER_CONV)) 1108 need_blur = false;
1109 }
1110 if (need_tint)
1111 {
1112 if (tint_pixmap (bg_pixmap, window_width, window_height))
1113 need_tint = false;
1114 }
1115 if (need_tint)
1116 {
1117 XImage *ximage = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
1118 if (ximage)
1319 { 1119 {
1320 if (blur_pixmap (bg_pixmap, visual, window_width, window_height)) 1120 /* our own client-side tinting */
1321 result &= ~BG_NEEDS_BLUR; 1121 tint_ximage (ximage);
1122
1123 XPutImage (dpy, bg_pixmap, gc, ximage, 0, 0, 0, 0, ximage->width, ximage->height);
1124 XDestroyImage (ximage);
1322 } 1125 }
1323 if ((bg_flags & BG_NEEDS_TINT)
1324 && (bg_flags & (BG_TINT_BITAND | BG_HAS_RENDER)))
1325 {
1326 if (tint_pixmap (bg_pixmap, visual, window_width, window_height))
1327 result &= ~BG_NEEDS_TINT;
1328 } 1126 }
1329 } /* server side rendering completed */ 1127 } /* server side rendering completed */
1330 } 1128
1129 XFreeGC (dpy, gc);
1331 } 1130 }
1332 1131
1333 if (recoded_root_pmap != root_pixmap) 1132 if (recoded_root_pmap != root_pixmap)
1334 XFreePixmap (dpy, recoded_root_pmap); 1133 XFreePixmap (dpy, recoded_root_pmap);
1335 1134
1336 return result; 1135 return ret;
1337} 1136}
1338 1137
1339void 1138void
1340rxvt_term::bg_set_root_pixmap () 1139rxvt_term::bg_set_root_pixmap ()
1341{ 1140{
… …
1345 1144
1346 root_pixmap = new_root_pixmap; 1145 root_pixmap = new_root_pixmap;
1347} 1146}
1348# endif /* ENABLE_TRANSPARENCY */ 1147# endif /* ENABLE_TRANSPARENCY */
1349 1148
1350#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1351static void shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c);
1352# endif
1353
1354bool 1149bool
1355rxvt_term::bg_render () 1150rxvt_term::bg_render ()
1356{ 1151{
1357 unsigned long tr_flags = 0;
1358
1359 bg_invalidate (); 1152 bg_invalidate ();
1360# ifdef ENABLE_TRANSPARENCY 1153# ifdef ENABLE_TRANSPARENCY
1361 if (bg_flags & BG_IS_TRANSPARENT) 1154 if (bg_flags & BG_IS_TRANSPARENT)
1362 { 1155 {
1363 /* we need to re-generate transparency pixmap in that case ! */ 1156 /* we need to re-generate transparency pixmap in that case ! */
1364 tr_flags = make_transparency_pixmap (); 1157 if (make_transparency_pixmap ())
1365 if (tr_flags == 0)
1366 return false;
1367 else if (!(tr_flags & BG_EFFECTS_FLAGS))
1368 bg_flags |= BG_IS_VALID; 1158 bg_flags |= BG_IS_VALID;
1369 } 1159 }
1370# endif 1160# endif
1371 1161
1372# ifdef BG_IMAGE_FROM_FILE 1162# ifdef BG_IMAGE_FROM_FILE
1373 if ((bg_flags & BG_IS_FROM_FILE) 1163 for (vector<rxvt_image>::iterator bg_image = image_vec.begin (); bg_image < image_vec.end (); bg_image++)
1374 || (tr_flags & BG_EFFECTS_FLAGS))
1375 { 1164 {
1376 if (render_image (tr_flags)) 1165 if (render_image (*bg_image))
1377 bg_flags |= BG_IS_VALID; 1166 bg_flags |= BG_IS_VALID;
1378 }
1379# endif
1380
1381# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1382 XImage *result = NULL;
1383
1384 if (tr_flags && !(bg_flags & BG_IS_VALID))
1385 {
1386 result = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
1387 }
1388
1389 if (result)
1390 {
1391 /* our own client-side tinting */
1392 if (tr_flags & BG_NEEDS_TINT)
1393 {
1394 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1395 if (bg_flags & BG_TINT_SET)
1396 tint.get (c);
1397 shade_ximage (DefaultVisual (dpy, display->screen), result, shade, c);
1398 }
1399
1400 GC gc = XCreateGC (dpy, vt, 0UL, NULL);
1401
1402 if (gc)
1403 {
1404 XPutImage (dpy, bg_pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1405
1406 XFreeGC (dpy, gc);
1407 bg_flags |= BG_IS_VALID;
1408 }
1409
1410 XDestroyImage (result);
1411 } 1167 }
1412# endif 1168# endif
1413 1169
1414 if (!(bg_flags & BG_IS_VALID)) 1170 if (!(bg_flags & BG_IS_VALID))
1415 { 1171 {
… …
1448 bg_flags |= BG_HAS_RENDER_CONV; 1204 bg_flags |= BG_HAS_RENDER_CONV;
1449 1205
1450 XFree (filters); 1206 XFree (filters);
1451 } 1207 }
1452#endif 1208#endif
1209
1210#ifdef BG_IMAGE_FROM_FILE
1211 if (rs[Rs_backgroundPixmap])
1212 {
1213 rxvt_image *image = new_image ();
1214 if (!image->set_file_geometry (rs[Rs_backgroundPixmap]))
1215 image_vec.pop_back ();
1216 }
1217
1218# ifndef NO_RESOURCES
1219 find_resources ("image", "Image", XrmEnumAllLevels, rxvt_define_image);
1220 vector<rxvt_image>::iterator bg_image = image_vec.begin ();
1221 while (bg_image != image_vec.end ())
1222 {
1223 if (!(bg_image->flags & IM_IS_SET))
1224 bg_image = image_vec.erase (bg_image);
1225 else
1226 bg_image++;
1227 }
1228# endif
1229
1230 if (image_vec.size () > 0
1231 && !bg_window_position_sensitive ())
1232 update_background ();
1233#endif
1453} 1234}
1454 1235
1455#endif /* HAVE_BG_PIXMAP */ 1236#endif /* HAVE_BG_PIXMAP */
1456 1237
1457#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) 1238#ifdef ENABLE_TRANSPARENCY
1458/* taken from aterm-0.4.2 */ 1239/* based on code from aterm-0.4.2 */
1459 1240
1460static void 1241static inline void
1461shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c) 1242fill_lut (uint32_t *lookup, uint32_t mask, int sh, unsigned short low, unsigned short high)
1462{ 1243{
1244 for (int i = 0; i <= mask >> sh; i++)
1245 {
1246 uint32_t tmp;
1247 tmp = i * high;
1248 tmp += (mask >> sh) * low;
1249 lookup[i] = (tmp / 0xffff) << sh;
1250 }
1251}
1252
1253void
1254rxvt_term::tint_ximage (XImage *ximage)
1255{
1256 unsigned int size_r, size_g, size_b;
1463 int sh_r, sh_g, sh_b; 1257 int sh_r, sh_g, sh_b;
1464 uint32_t mask_r, mask_g, mask_b; 1258 uint32_t mask_r, mask_g, mask_b;
1465 uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b; 1259 uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1466 rgba low; 1260 unsigned short low;
1467 rgba high;
1468 int i;
1469 int host_byte_order = byteorder::big_endian () ? MSBFirst : LSBFirst; 1261 int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
1470 1262
1471 if (visual->c_class != TrueColor || ximage->format != ZPixmap) return; 1263 if (visual->c_class != TrueColor || ximage->format != ZPixmap) return;
1472 1264
1473 /* for convenience */ 1265 /* for convenience */
1474 mask_r = visual->red_mask; 1266 mask_r = visual->red_mask;
1475 mask_g = visual->green_mask; 1267 mask_g = visual->green_mask;
1476 mask_b = visual->blue_mask; 1268 mask_b = visual->blue_mask;
1477 1269
1478 /* boring lookup table pre-initialization */ 1270 /* boring lookup table pre-initialization */
1479 switch (ximage->depth) 1271 sh_r = ecb_ctz32 (mask_r);
1480 { 1272 sh_g = ecb_ctz32 (mask_g);
1481 case 15: 1273 sh_b = ecb_ctz32 (mask_b);
1482 if ((mask_r != 0x7c00) || 1274
1483 (mask_g != 0x03e0) || 1275 size_r = mask_r >> sh_r;
1484 (mask_b != 0x001f)) 1276 size_g = mask_g >> sh_g;
1277 size_b = mask_b >> sh_b;
1278
1279 if (size_r++ > 255 || size_g++ > 255 || size_b++ > 255)
1485 return; 1280 return;
1486 lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+32+32)); 1281
1282 lookup = (uint32_t *)malloc (sizeof (uint32_t) * (size_r + size_g + size_b));
1487 lookup_r = lookup; 1283 lookup_r = lookup;
1488 lookup_g = lookup+32; 1284 lookup_g = lookup + size_r;
1489 lookup_b = lookup+32+32; 1285 lookup_b = lookup + size_r + size_g;
1490 sh_r = 10; 1286
1491 sh_g = 5; 1287 rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1492 sh_b = 0; 1288
1493 break; 1289 if (bg_flags & BG_TINT_SET)
1494 case 16: 1290 tint.get (c);
1495 if ((mask_r != 0xf800) ||
1496 (mask_g != 0x07e0) ||
1497 (mask_b != 0x001f))
1498 return;
1499 lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+64+32));
1500 lookup_r = lookup;
1501 lookup_g = lookup+32;
1502 lookup_b = lookup+32+64;
1503 sh_r = 11;
1504 sh_g = 5;
1505 sh_b = 0;
1506 break;
1507 case 24:
1508 if ((mask_r != 0xff0000) ||
1509 (mask_g != 0x00ff00) ||
1510 (mask_b != 0x0000ff))
1511 return;
1512 lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1513 lookup_r = lookup;
1514 lookup_g = lookup+256;
1515 lookup_b = lookup+256+256;
1516 sh_r = 16;
1517 sh_g = 8;
1518 sh_b = 0;
1519 break;
1520 case 32:
1521 if ((mask_r != 0xff0000) ||
1522 (mask_g != 0x00ff00) ||
1523 (mask_b != 0x0000ff))
1524 return;
1525 lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1526 lookup_r = lookup;
1527 lookup_g = lookup+256;
1528 lookup_b = lookup+256+256;
1529 sh_r = 16;
1530 sh_g = 8;
1531 sh_b = 0;
1532 break;
1533 default:
1534 return; /* we do not support this color depth */
1535 }
1536 1291
1537 /* prepare limits for color transformation (each channel is handled separately) */ 1292 /* prepare limits for color transformation (each channel is handled separately) */
1538 if (shade > 100) 1293 if (shade > 100)
1539 { 1294 {
1540 shade = 200 - shade;
1541
1542 high.r = c.r * shade / 100;
1543 high.g = c.g * shade / 100;
1544 high.b = c.b * shade / 100;
1545
1546 low.r = 65535 * (100 - shade) / 100; 1295 c.r = c.r * (200 - shade) / 100;
1547 low.g = 65535 * (100 - shade) / 100; 1296 c.g = c.g * (200 - shade) / 100;
1548 low.b = 65535 * (100 - shade) / 100; 1297 c.b = c.b * (200 - shade) / 100;
1298
1299 low = 0xffff * (shade - 100) / 100;
1549 } 1300 }
1550 else 1301 else
1551 { 1302 {
1552 high.r = c.r * shade / 100; 1303 c.r = c.r * shade / 100;
1553 high.g = c.g * shade / 100; 1304 c.g = c.g * shade / 100;
1554 high.b = c.b * shade / 100; 1305 c.b = c.b * shade / 100;
1555 1306
1556 low.r = low.g = low.b = 0; 1307 low = 0;
1557 } 1308 }
1558 1309
1559 /* fill our lookup tables */ 1310 /* fill our lookup tables */
1560 for (i = 0; i <= mask_r>>sh_r; i++) 1311 fill_lut (lookup_r, mask_r, sh_r, low, c.r);
1561 { 1312 fill_lut (lookup_g, mask_g, sh_g, low, c.g);
1562 uint32_t tmp; 1313 fill_lut (lookup_b, mask_b, sh_b, low, c.b);
1563 tmp = i * high.r;
1564 tmp += (mask_r>>sh_r) * low.r;
1565 lookup_r[i] = (tmp/65535)<<sh_r;
1566 }
1567 for (i = 0; i <= mask_g>>sh_g; i++)
1568 {
1569 uint32_t tmp;
1570 tmp = i * high.g;
1571 tmp += (mask_g>>sh_g) * low.g;
1572 lookup_g[i] = (tmp/65535)<<sh_g;
1573 }
1574 for (i = 0; i <= mask_b>>sh_b; i++)
1575 {
1576 uint32_t tmp;
1577 tmp = i * high.b;
1578 tmp += (mask_b>>sh_b) * low.b;
1579 lookup_b[i] = (tmp/65535)<<sh_b;
1580 }
1581 1314
1582 /* apply table to input image (replacing colors by newly calculated ones) */ 1315 /* apply table to input image (replacing colors by newly calculated ones) */
1583 if (ximage->bits_per_pixel == 32 1316 if (ximage->bits_per_pixel == 32
1584 && (ximage->depth == 24 || ximage->depth == 32)
1585 && ximage->byte_order == host_byte_order) 1317 && ximage->byte_order == host_byte_order)
1586 { 1318 {
1587 uint32_t *p1, *pf, *p, *pl; 1319 char *line = ximage->data;
1588 p1 = (uint32_t *) ximage->data;
1589 pf = (uint32_t *) (ximage->data + ximage->height * ximage->bytes_per_line);
1590 1320
1591 while (p1 < pf) 1321 for (int y = 0; y < ximage->height; y++)
1592 { 1322 {
1593 p = p1; 1323 uint32_t *p = (uint32_t *)line;
1594 pl = p1 + ximage->width; 1324 for (int x = 0; x < ximage->width; x++)
1595 for (; p < pl; p++)
1596 { 1325 {
1597 *p = lookup_r[(*p & 0xff0000) >> 16] | 1326 *p = lookup_r[(*p & mask_r) >> sh_r] |
1598 lookup_g[(*p & 0x00ff00) >> 8] | 1327 lookup_g[(*p & mask_g) >> sh_g] |
1599 lookup_b[(*p & 0x0000ff)] | 1328 lookup_b[(*p & mask_b) >> sh_b];
1600 (*p & 0xff000000); 1329 p++;
1601 } 1330 }
1602 p1 = (uint32_t *) ((char *) p1 + ximage->bytes_per_line); 1331 line += ximage->bytes_per_line;
1603 } 1332 }
1604 } 1333 }
1605 else 1334 else
1606 { 1335 {
1607 for (int y = 0; y < ximage->height; y++) 1336 for (int y = 0; y < ximage->height; y++)
… …
1615 } 1344 }
1616 } 1345 }
1617 1346
1618 free (lookup); 1347 free (lookup);
1619} 1348}
1620#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */ 1349#endif /* ENABLE_TRANSPARENCY */

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