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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.167 by sf-exg, Fri Aug 19 17:42:09 2011 UTC vs.
Revision 1.222 by sf-exg, Sat May 26 08:10:25 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#ifndef RepeatPad
38#define RepeatPad True
39#endif
40
37#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
38void 60void
39rxvt_term::bg_destroy () 61rxvt_term::bg_destroy ()
40{ 62{
41#ifdef HAVE_AFTERIMAGE 63# ifdef BG_IMAGE_FROM_FILE
42 if (original_asim) 64 for (vector<rxvt_image>::iterator bg_image = image_vec.begin (); bg_image < image_vec.end (); bg_image++)
43 safe_asimage_destroy (original_asim); 65 bg_image->destroy ();
44 if (asv)
45 destroy_asvisual (asv, 0);
46 if (asimman)
47 destroy_image_manager (asimman, 0);
48#endif 66# endif
49
50#ifdef HAVE_PIXBUF
51 if (pixbuf)
52 g_object_unref (pixbuf);
53#endif
54 67
55 if (bg_pixmap) 68 if (bg_pixmap)
56 XFreePixmap (dpy, bg_pixmap); 69 XFreePixmap (dpy, bg_pixmap);
57} 70}
58 71
… …
77 if (bg_flags & BG_IS_TRANSPARENT) 90 if (bg_flags & BG_IS_TRANSPARENT)
78 return true; 91 return true;
79# endif 92# endif
80 93
81# ifdef BG_IMAGE_FROM_FILE 94# ifdef BG_IMAGE_FROM_FILE
82 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++)
83 { 96 {
84 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)
85 return true; 100 return true;
86 } 101 }
87# endif 102# endif
88 103
89 return false; 104 return false;
… …
96 if (bg_flags & BG_IS_TRANSPARENT) 111 if (bg_flags & BG_IS_TRANSPARENT)
97 return true; 112 return true;
98# endif 113# endif
99 114
100# ifdef BG_IMAGE_FROM_FILE 115# ifdef BG_IMAGE_FROM_FILE
101 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++)
102 { 117 {
103 if (bg_flags & BG_ROOT_ALIGN) 118 if (bg_image->flags & IM_ROOT_ALIGN)
104 return true; 119 return true;
105 } 120 }
106# endif 121# endif
107 122
108 return false; 123 return false;
109} 124}
110 125
111# ifdef BG_IMAGE_FROM_FILE 126# ifdef BG_IMAGE_FROM_FILE
112static inline bool
113check_set_scale_value (int geom_flags, int flag, unsigned int &scale, unsigned int new_value)
114{
115 if (geom_flags & flag)
116 {
117 if (new_value > 1000)
118 new_value = 1000;
119 if (new_value != scale)
120 {
121 scale = new_value;
122 return true;
123 }
124 }
125 return false;
126}
127
128static inline bool
129check_set_align_value (int geom_flags, int flag, int &align, int new_value)
130{
131 if (geom_flags & flag)
132 {
133 if (new_value < -100)
134 new_value = -100;
135 else if (new_value > 200)
136 new_value = 200;
137 if (new_value != align)
138 {
139 align = new_value;
140 return true;
141 }
142 }
143 return false;
144}
145
146static inline int 127static inline int
147make_align_position (int align, int window_size, int image_size) 128make_align_position (int align, int window_size, int image_size)
148{ 129{
149 int diff = window_size - image_size;
150 int smaller = min (image_size, window_size);
151
152 if (align >= 0 && align <= 100) 130 if (align >= 0 && align <= 100)
153 return diff * align / 100; 131 return lerp (0, window_size - image_size, align);
154 else if (align > 100 && align <= 200) 132 else if (align > 100)
155 return ((align - 100) * smaller / 100) + window_size - smaller; 133 return lerp (window_size - image_size, window_size, align - 100);
156 else if (align >= -100 && align < 0) 134 else
157 return ((align + 100) * smaller / 100) - image_size; 135 return lerp (-image_size, 0, align + 100);
158 return 0;
159} 136}
160 137
161static inline int 138static inline int
162make_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)
163{ 140{
… …
169 src_pos = -pos; 146 src_pos = -pos;
170 dst_pos = 0; 147 dst_pos = 0;
171 dst_size += pos; 148 dst_size += pos;
172 } 149 }
173 150
174 if (dst_pos + dst_size > target_size)
175 dst_size = target_size - dst_pos; 151 min_it (dst_size, target_size - dst_pos);
176 return src_pos; 152 return src_pos;
177} 153}
178 154
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
179bool 190bool
180rxvt_term::bg_set_geometry (const char *geom, bool update) 191rxvt_image::set_geometry (const char *geom, bool update)
181{ 192{
182 bool changed = false; 193 bool changed = false;
183 int geom_flags = 0; 194 int geom_flags = 0;
184 int x = 0, y = 0; 195 int x = h_align;
196 int y = v_align;
185 unsigned int w = 0, h = 0; 197 unsigned int w = h_scale;
186 unsigned long new_flags = (bg_flags & (~BG_GEOMETRY_FLAGS)); 198 unsigned int h = v_scale;
199 uint8_t new_flags = 0;
187 200
188 if (geom == NULL) 201 if (geom == NULL)
189 return false; 202 return false;
190 203
191 if (geom[0]) 204 if (geom[0])
192 { 205 {
193 char **arr = rxvt_strsplit (':', geom); 206 char **arr = rxvt_strsplit (':', geom);
194 207
195 for (int i = 0; arr[i]; i++) 208 for (int i = 0; arr[i]; i++)
196 { 209 {
197 if (!strcasecmp (arr[i], "style=tiled")) 210 if (!strncasecmp (arr[i], "style=", 6))
198 { 211 {
199 new_flags = BG_TILE; 212 parse_style (arr[i] + 6, x, y, w, h, new_flags);
200 w = h = noScale;
201 x = y = 0;
202 geom_flags = WidthValue|HeightValue|XValue|YValue; 213 geom_flags = WidthValue|HeightValue|XValue|YValue;
203 } 214 }
204 else if (!strcasecmp (arr[i], "style=aspect-stretched"))
205 {
206 new_flags = BG_PROP_SCALE;
207 w = h = windowScale;
208 x = y = centerAlign;
209 geom_flags = WidthValue|HeightValue|XValue|YValue;
210 }
211 else if (!strcasecmp (arr[i], "style=stretched"))
212 {
213 new_flags = 0;
214 w = h = windowScale;
215 geom_flags = WidthValue|HeightValue;
216 }
217 else if (!strcasecmp (arr[i], "style=centered"))
218 {
219 new_flags = 0;
220 w = h = noScale;
221 x = y = centerAlign;
222 geom_flags = WidthValue|HeightValue|XValue|YValue;
223 }
224 else if (!strcasecmp (arr[i], "style=root-tiled"))
225 {
226 new_flags = BG_TILE|BG_ROOT_ALIGN;
227 w = h = noScale;
228 geom_flags = WidthValue|HeightValue;
229 }
230 else if (!strcasecmp (arr[i], "op=tile")) 215 else if (!strcasecmp (arr[i], "op=tile"))
231 new_flags |= BG_TILE; 216 new_flags |= IM_TILE;
232 else if (!strcasecmp (arr[i], "op=pscale")) 217 else if (!strcasecmp (arr[i], "op=keep-aspect"))
233 new_flags |= BG_PROP_SCALE; 218 new_flags |= IM_KEEP_ASPECT;
234 else if (!strcasecmp (arr[i], "op=root")) 219 else if (!strcasecmp (arr[i], "op=root-align"))
235 new_flags |= BG_ROOT_ALIGN; 220 new_flags |= IM_ROOT_ALIGN;
236 221
237 // deprecated 222 // deprecated
238 else if (!strcasecmp (arr[i], "tile")) 223 else if (!strcasecmp (arr[i], "tile"))
239 { 224 {
240 new_flags |= BG_TILE; 225 new_flags |= IM_TILE;
241 w = h = noScale; 226 w = h = noScale;
242 geom_flags |= WidthValue|HeightValue; 227 geom_flags |= WidthValue|HeightValue;
243 } 228 }
244 else if (!strcasecmp (arr[i], "propscale")) 229 else if (!strcasecmp (arr[i], "propscale"))
245 { 230 {
246 new_flags |= BG_PROP_SCALE; 231 new_flags |= IM_KEEP_ASPECT;
232 w = h = windowScale;
233 geom_flags |= WidthValue|HeightValue;
247 } 234 }
248 else if (!strcasecmp (arr[i], "hscale")) 235 else if (!strcasecmp (arr[i], "hscale"))
249 { 236 {
250 new_flags |= BG_TILE; 237 new_flags |= IM_TILE;
251 w = windowScale; 238 w = windowScale;
252 h = noScale; 239 h = noScale;
253 geom_flags |= WidthValue|HeightValue; 240 geom_flags |= WidthValue|HeightValue;
254 } 241 }
255 else if (!strcasecmp (arr[i], "vscale")) 242 else if (!strcasecmp (arr[i], "vscale"))
256 { 243 {
257 new_flags |= BG_TILE; 244 new_flags |= IM_TILE;
258 h = windowScale; 245 h = windowScale;
259 w = noScale; 246 w = noScale;
260 geom_flags |= WidthValue|HeightValue; 247 geom_flags |= WidthValue|HeightValue;
261 } 248 }
262 else if (!strcasecmp (arr[i], "scale")) 249 else if (!strcasecmp (arr[i], "scale"))
… …
270 x = y = centerAlign; 257 x = y = centerAlign;
271 geom_flags |= WidthValue|HeightValue|XValue|YValue; 258 geom_flags |= WidthValue|HeightValue|XValue|YValue;
272 } 259 }
273 else if (!strcasecmp (arr[i], "root")) 260 else if (!strcasecmp (arr[i], "root"))
274 { 261 {
275 new_flags |= BG_TILE|BG_ROOT_ALIGN; 262 new_flags |= IM_TILE|IM_ROOT_ALIGN;
276 w = h = noScale; 263 w = h = noScale;
277 geom_flags |= WidthValue|HeightValue; 264 geom_flags |= WidthValue|HeightValue;
278 } 265 }
279 266
280 else 267 else
281 geom_flags |= XParseGeometry (arr[i], &x, &y, &w, &h); 268 geom_flags |= XParseGeometry (arr[i], &x, &y, &w, &h);
282 } /* done parsing ops */ 269 } /* done parsing ops */
283 270
284 rxvt_free_strsplit (arr); 271 rxvt_free_strsplit (arr);
285 } 272 }
273
274 new_flags |= flags & ~IM_GEOMETRY_FLAGS;
286 275
287 if (!update) 276 if (!update)
288 { 277 {
289 if (!(geom_flags & XValue)) 278 if (!(geom_flags & XValue))
290 x = y = defaultAlign; 279 x = y = defaultAlign;
… …
295 w = h = defaultScale; 284 w = h = defaultScale;
296 else if (!(geom_flags & HeightValue)) 285 else if (!(geom_flags & HeightValue))
297 h = w; 286 h = w;
298 else if (!(geom_flags & WidthValue)) 287 else if (!(geom_flags & WidthValue))
299 w = h; 288 w = h;
300
301 geom_flags |= WidthValue|HeightValue|XValue|YValue;
302 }
303
304 if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;
305 if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;
306 if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;
307 if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
308
309 if (new_flags != bg_flags)
310 { 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 {
311 bg_flags = new_flags; 300 flags = new_flags;
301 h_scale = w;
302 v_scale = h;
303 h_align = x;
304 v_align = y;
312 changed = true; 305 changed = true;
313 } 306 }
314 307
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
315 return changed; 315 return changed;
316} 316}
317 317
318void 318void
319rxvt_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)
320{ 320{
321 int image_width = image.width ();
322 int image_height = image.height ();
321 int target_width = szHint.width; 323 int target_width = szHint.width;
322 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);
323 327
324 w = h_scale * target_width / 100; 328 w = h_scale * target_width / 100;
325 h = v_scale * target_height / 100; 329 h = v_scale * target_height / 100;
326 330
327 if (bg_flags & BG_PROP_SCALE) 331 if (image.flags & IM_KEEP_ASPECT)
328 { 332 {
329 float scale = (float)w / image_width; 333 float scale = (float)w / image_width;
330 min_it (scale, (float)h / image_height); 334 min_it (scale, (float)h / image_height);
331 w = image_width * scale + 0.5; 335 w = image_width * scale + 0.5;
332 h = image_height * scale + 0.5; 336 h = image_height * scale + 0.5;
333 } 337 }
334 338
335 if (!w) w = image_width; 339 if (!w) w = image_width;
336 if (!h) h = image_height; 340 if (!h) h = image_height;
337 341
338 if (bg_flags & BG_ROOT_ALIGN) 342 if (image.flags & IM_ROOT_ALIGN)
339 { 343 {
340 x = -target_x; 344 x = -target_x;
341 y = -target_y; 345 y = -target_y;
342 } 346 }
343 else 347 else
344 { 348 {
345 x = make_align_position (h_align, target_width, w); 349 x = make_align_position (image.h_align, target_width, w);
346 y = make_align_position (v_align, target_height, h); 350 y = make_align_position (image.v_align, target_height, h);
347 }
348
349 bg_flags &= ~BG_IS_SIZE_SENSITIVE;
350 if (!(bg_flags & BG_TILE)
351 || h_scale || v_scale
352 || (!(bg_flags & BG_ROOT_ALIGN) && (h_align || v_align))
353 || w > target_width || h > target_height)
354 bg_flags |= BG_IS_SIZE_SENSITIVE;
355}
356
357# ifdef HAVE_AFTERIMAGE
358bool
359rxvt_term::render_image (unsigned long tr_flags)
360{
361 init_asv ();
362
363 ASImage *background = NULL;
364 ARGB32 background_tint = TINT_LEAVE_SAME;
365
366# ifdef ENABLE_TRANSPARENCY
367 if (tr_flags)
368 background = pixmap2ximage (asv, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, 100);
369
370 if (tr_flags & BG_NEEDS_TINT)
371 { 351 }
372 ShadingInfo as_shade; 352}
373 as_shade.shading = shade;
374 353
375 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC); 354# ifdef HAVE_PIXBUF
376 if (bg_flags & BG_TINT_SET) 355bool
377 tint.get (c); 356rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
378 as_shade.tintColor.red = c.r; 357 int src_x, int src_y, int dst_x, int dst_y,
379 as_shade.tintColor.green = c.g; 358 unsigned int width, unsigned int height, bool argb)
380 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;
381 368
382 background_tint = shading2tint32 (&as_shade); 369 if (visual->c_class != TrueColor)
370 return false;
371
372 if (argb)
383 } 373 {
384 374 red_mask = 0xff << 16;
385 if ((tr_flags & BG_NEEDS_BLUR) && background != NULL) 375 green_mask = 0xff << 8;
376 blue_mask = 0xff;
377 alpha_mask = 0xff << 24;
386 { 378 }
387 ASImage *tmp = blur_asimage_gauss (asv, background, h_blurRadius, v_blurRadius, 0xFFFFFFFF, 379 else
388 (original_asim == NULL || tint == TINT_LEAVE_SAME) ? ASA_XImage : ASA_ASImage, 380 {
389 100, 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);
390 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)
391 { 447 {
392 destroy_asimage (&background); 448 a = pixel[3];
393 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);
394 } 470 }
395 }
396# endif
397 471
398 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);
399 498
400 int target_width = szHint.width; 499 int target_width = szHint.width;
401 int target_height = szHint.height; 500 int target_height = szHint.height;
402 int new_pmap_width = target_width; 501 int new_pmap_width = target_width;
403 int new_pmap_height = target_height; 502 int new_pmap_height = target_height;
… …
405 int x = 0; 504 int x = 0;
406 int y = 0; 505 int y = 0;
407 int w = 0; 506 int w = 0;
408 int h = 0; 507 int h = 0;
409 508
410 if (original_asim) 509 get_image_geometry (image, w, h, x, y);
411 get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
412 510
413 if (!original_asim 511 if (!(image.flags & IM_ROOT_ALIGN)
414 || (!(bg_flags & BG_ROOT_ALIGN)
415 && (x >= target_width 512 && (x >= target_width
416 || y >= target_height 513 || y >= target_height
417 || (x + w <= 0) 514 || x + w <= 0
418 || (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);
419 { 526 }
420 if (background)
421 {
422 new_pmap_width = background->width;
423 new_pmap_height = background->height;
424 result = background;
425 527
426 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)
427 { 549 {
428 ASImage *tmp = tile_asimage (asv, background, 0, 0, 550 new_pmap_width = min (image_width, target_width);
429 target_width, target_height, background_tint, 551 new_pmap_height = min (image_height, target_height);
430 ASA_XImage, 100, ASIMAGE_QUALITY_DEFAULT);
431 if (tmp)
432 result = tmp;
433 }
434 } 552 }
435 else
436 new_pmap_width = new_pmap_height = 0;
437 }
438 else
439 {
440 result = original_asim;
441 553
442 if ((w != original_asim->width)
443 || (h != original_asim->height))
444 {
445 result = scale_asimage (asv, original_asim,
446 w, h,
447 background ? ASA_ASImage : ASA_XImage,
448 100, ASIMAGE_QUALITY_DEFAULT);
449 }
450
451 if (background == NULL)
452 {
453 if (bg_flags & BG_TILE)
454 {
455 /* if tiling - pixmap has to be sized exactly as the image,
456 but there is no need to make it bigger than the window! */
457 new_pmap_width = min (result->width, target_width);
458 new_pmap_height = min (result->height, target_height);
459
460 /* we also need to tile our image in both directions */
461 ASImage *tmp = tile_asimage (asv, result,
462 (int)result->width - x,
463 (int)result->height - y,
464 new_pmap_width,
465 new_pmap_height,
466 TINT_LEAVE_SAME, ASA_XImage,
467 100, ASIMAGE_QUALITY_DEFAULT);
468 if (tmp)
469 {
470 if (result != original_asim)
471 destroy_asimage (&result);
472
473 result = tmp;
474 }
475 }
476 }
477 else
478 {
479 /* if blending background and image - pixmap has to be sized same as target window */
480 ASImageLayer *layers = create_image_layers (2);
481
482 layers[0].im = background;
483 layers[0].clip_width = target_width;
484 layers[0].clip_height = target_height;
485 layers[0].tint = background_tint;
486 layers[1].im = result;
487
488 if (bg_flags & BG_TILE)
489 {
490 /* tile horizontally */
491 while (x > 0) x -= (int)result->width;
492 layers[1].dst_x = x;
493 layers[1].clip_width = result->width+target_width;
494 }
495 else
496 {
497 /* clip horizontally */
498 layers[1].dst_x = x;
499 layers[1].clip_width = result->width;
500 }
501
502 if (bg_flags & BG_TILE)
503 {
504 while (y > 0) y -= (int)result->height;
505 layers[1].dst_y = y;
506 layers[1].clip_height = result->height + target_height;
507 }
508 else
509 {
510 layers[1].dst_y = y;
511 layers[1].clip_height = result->height;
512 }
513
514 if (rs[Rs_blendtype])
515 {
516 layers[1].merge_scanlines = blend_scanlines_name2func (rs[Rs_blendtype]);
517 if (layers[1].merge_scanlines == NULL)
518 layers[1].merge_scanlines = alphablend_scanlines;
519 }
520
521 ASImage *tmp = merge_layers (asv, layers, 2, target_width, target_height,
522 ASA_XImage, 0, ASIMAGE_QUALITY_DEFAULT);
523
524 if (tmp)
525 {
526 if (result != original_asim)
527 destroy_asimage (&result);
528
529 result = tmp;
530 }
531
532 free (layers);
533 }
534 }
535
536 bool ret = false;
537
538 if (result)
539 {
540 XGCValues gcv;
541 GC gc;
542
543 /* create Pixmap */
544 if (bg_pixmap == None 554 if (bg_pixmap == None
545 || bg_pmap_width != new_pmap_width 555 || bg_pmap_width != new_pmap_width
546 || bg_pmap_height != new_pmap_height) 556 || bg_pmap_height != new_pmap_height)
547 { 557 {
548 if (bg_pixmap) 558 if (bg_pixmap)
549 XFreePixmap (dpy, bg_pixmap); 559 XFreePixmap (dpy, bg_pixmap);
550 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);
551 bg_pmap_width = new_pmap_width; 561 bg_pmap_width = new_pmap_width;
552 bg_pmap_height = new_pmap_height; 562 bg_pmap_height = new_pmap_height;
553 } 563 }
554 /* fill with background color (if result's not completely overlapping it) */
555 gcv.foreground = pix_colors[Color_bg];
556 gc = XCreateGC (dpy, vt, GCForeground, &gcv);
557 564
558 int src_x = 0, src_y = 0, dst_x = 0, dst_y = 0;
559 int dst_width = result->width, dst_height = result->height;
560 if (background == NULL)
561 {
562 if (!(bg_flags & BG_TILE))
563 {
564 src_x = make_clip_rectangle (x, result->width , new_pmap_width , dst_x, dst_width );
565 src_y = make_clip_rectangle (y, result->height, new_pmap_height, dst_y, dst_height);
566 }
567
568 if (dst_x > 0 || dst_y > 0
569 || dst_x + dst_width < new_pmap_width
570 || dst_y + dst_height < new_pmap_height)
571 XFillRectangle (dpy, bg_pixmap, gc, 0, 0, new_pmap_width, new_pmap_height);
572 }
573
574 /* put result on pixmap */
575 if (dst_x < new_pmap_width && dst_y < new_pmap_height)
576 asimage2drawable (asv, bg_pixmap, result, gc, src_x, src_y, dst_x, dst_y, dst_width, dst_height, True);
577
578 if (result != background && result != original_asim)
579 destroy_asimage (&result);
580
581 XFreeGC (dpy, gc);
582
583 ret = true;
584 }
585
586 if (background)
587 destroy_asimage (&background);
588
589 return ret;
590}
591# endif /* HAVE_AFTERIMAGE */
592
593# ifdef HAVE_PIXBUF
594bool
595rxvt_term::pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
596 int src_x, int src_y, int dst_x, int dst_y,
597 unsigned int width, unsigned int height)
598{
599 XImage *ximage;
600 char *data, *line;
601 int bytes_per_pixel;
602 int width_r, width_g, width_b;
603 int sh_r, sh_g, sh_b;
604 int rowstride;
605 int channels;
606 unsigned char *row;
607
608 if (visual->c_class != TrueColor)
609 return false;
610
611 if (depth == 24 || depth == 32)
612 bytes_per_pixel = 4;
613 else if (depth == 15 || depth == 16)
614 bytes_per_pixel = 2;
615 else
616 return false;
617
618 width_r = ecb_popcount32 (visual->red_mask);
619 width_g = ecb_popcount32 (visual->green_mask);
620 width_b = ecb_popcount32 (visual->blue_mask);
621
622 if (width_r > 8 || width_g > 8 || width_b > 8)
623 return false;
624
625 sh_r = ecb_ctz32 (visual->red_mask);
626 sh_g = ecb_ctz32 (visual->green_mask);
627 sh_b = ecb_ctz32 (visual->blue_mask);
628
629 if (width > INT_MAX / height / bytes_per_pixel)
630 return false;
631
632 data = (char *)malloc (width * height * bytes_per_pixel);
633 if (!data)
634 return false;
635
636 ximage = XCreateImage (dpy, visual, depth, ZPixmap, 0, data,
637 width, height, bytes_per_pixel * 8, 0);
638 if (!ximage)
639 {
640 free (data);
641 return false;
642 }
643
644 ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
645
646 rowstride = gdk_pixbuf_get_rowstride (pixbuf);
647 channels = gdk_pixbuf_get_n_channels (pixbuf);
648 row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
649 line = data;
650
651 for (int y = 0; y < height; y++)
652 {
653 for (int x = 0; x < width; x++)
654 {
655 unsigned char *pixel = row + x * channels;
656 uint32_t value;
657
658 value = ((pixel[0] >> (8 - width_r)) << sh_r)
659 | ((pixel[1] >> (8 - width_g)) << sh_g)
660 | ((pixel[2] >> (8 - width_b)) << sh_b);
661
662 if (bytes_per_pixel == 4)
663 ((uint32_t *)line)[x] = value;
664 else
665 ((uint16_t *)line)[x] = value;
666 }
667
668 row += rowstride;
669 line += ximage->bytes_per_line;
670 }
671
672 XPutImage (dpy, pixmap, gc, ximage, 0, 0, dst_x, dst_y, width, height);
673 XDestroyImage (ximage);
674 return true;
675}
676
677bool
678rxvt_term::render_image (unsigned long tr_flags)
679{
680 if (!pixbuf)
681 return false;
682
683 if (tr_flags
684 && !(bg_flags & BG_HAS_RENDER))
685 return false;
686
687 GdkPixbuf *result;
688
689 int image_width = gdk_pixbuf_get_width (pixbuf);
690 int image_height = gdk_pixbuf_get_height (pixbuf);
691
692 int target_width = szHint.width;
693 int target_height = szHint.height;
694 int new_pmap_width = target_width;
695 int new_pmap_height = target_height;
696
697 int x = 0;
698 int y = 0;
699 int w = 0;
700 int h = 0;
701
702 get_image_geometry (image_width, image_height, w, h, x, y);
703
704 if (!(bg_flags & BG_ROOT_ALIGN)
705 && (x >= target_width
706 || y >= target_height
707 || (x + w <= 0)
708 || (y + h <= 0)))
709 return false;
710
711 result = pixbuf;
712
713 if ((w != image_width)
714 || (h != image_height))
715 {
716 result = gdk_pixbuf_scale_simple (pixbuf,
717 w, h,
718 GDK_INTERP_BILINEAR);
719 }
720
721 if (!result)
722 return false;
723
724 bool ret = false;
725
726 XGCValues gcv;
727 GC gc;
728 Pixmap root_pmap;
729
730 image_width = gdk_pixbuf_get_width (result);
731 image_height = gdk_pixbuf_get_height (result);
732
733 if (tr_flags)
734 {
735 root_pmap = bg_pixmap; 565 tmp_pixmap = bg_pixmap;
736 bg_pixmap = None;
737 }
738 else
739 {
740 if (bg_flags & BG_TILE)
741 {
742 new_pmap_width = min (image_width, target_width);
743 new_pmap_height = min (image_height, target_height);
744 }
745 }
746
747 if (bg_pixmap == None
748 || bg_pmap_width != new_pmap_width
749 || bg_pmap_height != new_pmap_height)
750 {
751 if (bg_pixmap)
752 XFreePixmap (dpy, bg_pixmap);
753 bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
754 bg_pmap_width = new_pmap_width;
755 bg_pmap_height = new_pmap_height;
756 } 566 }
757 567
758 gcv.foreground = pix_colors[Color_bg]; 568 gcv.foreground = pix_colors[Color_bg];
759 gc = XCreateGC (dpy, vt, GCForeground, &gcv); 569 gc = XCreateGC (dpy, tmp_pixmap, GCForeground, &gcv);
760 570
761 if (gc) 571 if (gc)
762 { 572 {
763 if (bg_flags & BG_TILE) 573 if (image.flags & IM_TILE)
764 { 574 {
765 Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth); 575 Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, need_blend ? 32 : depth);
766 pixbuf_to_pixmap (result, tile, gc, 576 pixbuf_to_pixmap (result, tile, gc,
767 0, 0, 577 0, 0,
768 0, 0, 578 0, 0,
769 image_width, image_height); 579 image_width, image_height, need_blend);
770 580
771 gcv.tile = tile; 581 gcv.tile = tile;
772 gcv.fill_style = FillTiled; 582 gcv.fill_style = FillTiled;
773 gcv.ts_x_origin = x; 583 gcv.ts_x_origin = x;
774 gcv.ts_y_origin = y; 584 gcv.ts_y_origin = y;
775 XChangeGC (dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv); 585 XChangeGC (dpy, gc, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
776 586
777 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);
778 XFreePixmap (dpy, tile); 588 XFreePixmap (dpy, tile);
779 } 589 }
780 else 590 else
781 { 591 {
782 int src_x, src_y, dst_x, dst_y; 592 int src_x, src_y, dst_x, dst_y;
… …
786 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);
787 597
788 if (dst_x > 0 || dst_y > 0 598 if (dst_x > 0 || dst_y > 0
789 || dst_x + dst_width < new_pmap_width 599 || dst_x + dst_width < new_pmap_width
790 || dst_y + dst_height < new_pmap_height) 600 || dst_y + dst_height < new_pmap_height)
791 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);
792 602
793 if (dst_x < new_pmap_width && dst_y < new_pmap_height) 603 if (dst_x < new_pmap_width && dst_y < new_pmap_height)
794 pixbuf_to_pixmap (result, bg_pixmap, gc, 604 pixbuf_to_pixmap (result, tmp_pixmap, gc,
795 src_x, src_y, 605 src_x, src_y,
796 dst_x, dst_y, 606 dst_x, dst_y,
797 dst_width, dst_height); 607 dst_width, dst_height, need_blend);
798 } 608 }
799 609
800#if XRENDER 610#if XRENDER
801 if (tr_flags) 611 if (need_blend)
802 { 612 {
803 XRenderPictureAttributes pa; 613 XRenderPictFormat *argb_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
804
805 XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, visual); 614 XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
615
806 Picture src = XRenderCreatePicture (dpy, root_pmap, src_format, 0, &pa); 616 Picture src = XRenderCreatePicture (dpy, tmp_pixmap, argb_format, 0, 0);
807 617
808 XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
809 Picture dst = XRenderCreatePicture (dpy, bg_pixmap, dst_format, 0, &pa); 618 Picture dst = XRenderCreatePicture (dpy, bg_pixmap, format, 0, 0);
810 619
811 pa.repeat = True; 620 Picture mask = create_xrender_mask (dpy, vt, False, False);
812 Pixmap mask_pmap = XCreatePixmap (dpy, vt, 1, 1, 8);
813 XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
814 Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
815 XFreePixmap (dpy, mask_pmap);
816 621
817 XRenderColor mask_c; 622 XRenderColor mask_c;
818 623
819 mask_c.alpha = 0x8000; 624 mask_c.alpha = gdk_pixbuf_get_has_alpha (image.pixbuf) ? 0xffff : image.alpha;
820 mask_c.red = 0; 625 mask_c.red =
821 mask_c.green = 0; 626 mask_c.green =
822 mask_c.blue = 0; 627 mask_c.blue = 0;
823 XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1); 628 XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
629
824 XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height); 630 XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
825 631
826 XRenderFreePicture (dpy, src); 632 XRenderFreePicture (dpy, src);
827 XRenderFreePicture (dpy, dst); 633 XRenderFreePicture (dpy, dst);
828 XRenderFreePicture (dpy, mask); 634 XRenderFreePicture (dpy, mask);
… …
835 } 641 }
836 642
837 if (result != pixbuf) 643 if (result != pixbuf)
838 g_object_unref (result); 644 g_object_unref (result);
839 645
840 if (tr_flags) 646 if (need_blend)
841 XFreePixmap (dpy, root_pmap); 647 XFreePixmap (dpy, tmp_pixmap);
842 648
843 return ret; 649 return ret;
844} 650}
845# endif /* HAVE_PIXBUF */ 651# endif /* HAVE_PIXBUF */
846 652
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
847bool 700bool
848rxvt_term::bg_set_file (const char *file) 701rxvt_image::set_file_geometry (const char *file)
849{ 702{
850 if (!file || !*file) 703 if (!file || !*file)
851 return false; 704 return false;
852 705
853 bool ret = false;
854 const char *p = strchr (file, ';'); 706 const char *p = strchr (file, ';');
855 707
856 if (p) 708 if (p)
857 { 709 {
858 size_t len = p - file; 710 size_t len = p - file;
… …
860 memcpy (f, file, len); 712 memcpy (f, file, len);
861 f[len] = '\0'; 713 f[len] = '\0';
862 file = f; 714 file = f;
863 } 715 }
864 716
865# ifdef HAVE_AFTERIMAGE 717 bool ret = set_file (file);
866 if (!asimman) 718 alpha = 0x8000;
867 asimman = create_generic_imageman (rs[Rs_path]); 719 if (ret && p)
868 ASImage *image = get_asimage (asimman, file, 0xFFFFFFFF, 100); 720 set_geometry (p + 1);
869 if (image) 721 return ret;
870 { 722}
871 if (original_asim) 723
872 safe_asimage_destroy (original_asim); 724bool
873 original_asim = image; 725rxvt_image::set_file (const char *file)
874 bg_flags |= BG_IS_FROM_FILE | BG_CLIENT_RENDER; 726{
875 ret = true; 727 bool ret = false;
876 }
877# endif
878 728
879# ifdef HAVE_PIXBUF 729# ifdef HAVE_PIXBUF
880 GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL); 730 GdkPixbuf *image = gdk_pixbuf_new_from_file (file, NULL);
881 if (image) 731 if (image)
882 { 732 {
883 if (pixbuf) 733 if (pixbuf)
884 g_object_unref (pixbuf); 734 g_object_unref (pixbuf);
885 pixbuf = image; 735 pixbuf = image;
886 bg_flags |= BG_IS_FROM_FILE;
887 ret = true; 736 ret = true;
888 } 737 }
889# endif 738# endif
890 739
891 if (ret) 740 if (ret)
892 { 741 {
893 if (p) 742 alpha = 0xffff;
894 bg_set_geometry (p + 1); 743 flags = IM_IS_SET | IM_IS_SIZE_SENSITIVE;
895 else 744 h_scale = v_scale = defaultScale;
896 bg_set_default_geometry (); 745 h_align = v_align = defaultAlign;
897 } 746 }
898 747
899 return ret; 748 return ret;
900} 749}
901 750
902# endif /* BG_IMAGE_FROM_FILE */ 751# endif /* BG_IMAGE_FROM_FILE */
903 752
904# ifdef ENABLE_TRANSPARENCY 753# ifdef ENABLE_TRANSPARENCY
905bool
906rxvt_term::bg_set_transparent ()
907{
908 if (!(bg_flags & BG_IS_TRANSPARENT))
909 {
910 bg_flags |= BG_IS_TRANSPARENT;
911 return true;
912 }
913
914 return false;
915}
916
917bool 754bool
918rxvt_term::bg_set_blur (const char *geom) 755rxvt_term::bg_set_blur (const char *geom)
919{ 756{
920 bool changed = false; 757 bool changed = false;
921 unsigned int hr, vr; 758 unsigned int hr, vr;
… …
940 { 777 {
941 changed = true; 778 changed = true;
942 v_blurRadius = vr; 779 v_blurRadius = vr;
943 } 780 }
944 781
945 if (v_blurRadius == 0 && h_blurRadius == 0)
946 bg_flags &= ~BG_NEEDS_BLUR;
947 else
948 bg_flags |= BG_NEEDS_BLUR;
949
950 return changed; 782 return changed;
951} 783}
952 784
953void 785bool
954rxvt_term::set_tint_shade_flags () 786rxvt_term::bg_set_tint (rxvt_color &new_tint)
955{ 787{
956 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC); 788 if (!(bg_flags & BG_TINT_SET) || tint != new_tint)
957 bool has_shade = shade != 100; 789 {
958 790 tint = new_tint;
959 bg_flags &= ~BG_TINT_FLAGS; 791 bg_flags |= BG_TINT_SET;
960 792
961 if (bg_flags & BG_TINT_SET) 793 rgba c;
962 {
963 tint.get (c); 794 tint.get (c);
964 if (!has_shade
965 && (c.r <= 0x00ff || c.r >= 0xff00) 795 if ((c.r <= 0x00ff || c.r >= 0xff00)
966 && (c.g <= 0x00ff || c.g >= 0xff00) 796 && (c.g <= 0x00ff || c.g >= 0xff00)
967 && (c.b <= 0x00ff || c.b >= 0xff00)) 797 && (c.b <= 0x00ff || c.b >= 0xff00))
968 bg_flags |= BG_TINT_BITAND; 798 bg_flags |= BG_TINT_BITAND;
969 } 799 else
970
971 if (has_shade || (bg_flags & BG_TINT_SET))
972 bg_flags |= BG_NEEDS_TINT;
973}
974
975bool
976rxvt_term::bg_set_tint (rxvt_color &new_tint)
977{
978 if (!(bg_flags & BG_TINT_SET) || tint != new_tint)
979 {
980 tint = new_tint;
981 bg_flags |= BG_TINT_SET; 800 bg_flags &= ~BG_TINT_BITAND;
982 set_tint_shade_flags (); 801
983 return true; 802 return true;
984 } 803 }
985 804
986 return false; 805 return false;
987} 806}
988 807
989bool 808bool
990rxvt_term::bg_set_shade (const char *shade_str) 809rxvt_term::bg_set_shade (const char *shade_str)
991{ 810{
992 int new_shade = (shade_str) ? atoi (shade_str) : 100; 811 int new_shade = atoi (shade_str);
993 812
994 clamp_it (new_shade, -100, 200); 813 clamp_it (new_shade, -100, 200);
995 if (new_shade < 0) 814 if (new_shade < 0)
996 new_shade = 200 - (100 + new_shade); 815 new_shade = 200 - (100 + new_shade);
997 816
998 if (new_shade != shade) 817 if (new_shade != shade)
999 { 818 {
1000 shade = new_shade; 819 shade = new_shade;
1001 set_tint_shade_flags ();
1002 return true; 820 return true;
1003 } 821 }
1004 822
1005 return false; 823 return false;
1006} 824}
… …
1027 params[i+2] = XDoubleToFixed (kernel[i] / sum); 845 params[i+2] = XDoubleToFixed (kernel[i] / sum);
1028} 846}
1029#endif 847#endif
1030 848
1031bool 849bool
1032rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height) 850rxvt_term::blur_pixmap (Pixmap pixmap, int width, int height)
1033{ 851{
1034 bool ret = false; 852 bool ret = false;
1035#if XRENDER 853#if XRENDER
854 if (!(bg_flags & BG_HAS_RENDER_CONV))
855 return false;
856
1036 int size = max (h_blurRadius, v_blurRadius) * 2 + 1; 857 int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
1037 double *kernel = (double *)malloc (size * sizeof (double)); 858 double *kernel = (double *)malloc (size * sizeof (double));
1038 XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed)); 859 XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
1039 860
1040 XRenderPictureAttributes pa; 861 XRenderPictureAttributes pa;
1041 XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual); 862 XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1042 863
864 pa.repeat = RepeatPad;
1043 Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa); 865 Picture src = XRenderCreatePicture (dpy, pixmap, format, CPRepeat, &pa);
866 Pixmap tmp = XCreatePixmap (dpy, pixmap, width, height, depth);
1044 Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa); 867 Picture dst = XRenderCreatePicture (dpy, tmp, format, CPRepeat, &pa);
868 XFreePixmap (dpy, tmp);
1045 869
1046 if (kernel && params) 870 if (kernel && params)
1047 { 871 {
1048 if (h_blurRadius)
1049 {
1050 size = h_blurRadius * 2 + 1; 872 size = h_blurRadius * 2 + 1;
1051 get_gaussian_kernel (h_blurRadius, size, kernel, params); 873 get_gaussian_kernel (h_blurRadius, size, kernel, params);
1052 874
1053 XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2); 875 XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1054 XRenderComposite (dpy, 876 XRenderComposite (dpy,
1055 PictOpSrc, 877 PictOpSrc,
1056 src, 878 src,
1057 None, 879 None,
1058 dst, 880 dst,
1059 0, 0, 881 0, 0,
1060 0, 0, 882 0, 0,
1061 0, 0, 883 0, 0,
1062 width, height); 884 width, height);
1063 }
1064 885
1065 if (v_blurRadius) 886 ::swap (src, dst);
1066 { 887
1067 size = v_blurRadius * 2 + 1; 888 size = v_blurRadius * 2 + 1;
1068 get_gaussian_kernel (v_blurRadius, size, kernel, params); 889 get_gaussian_kernel (v_blurRadius, size, kernel, params);
1069 ::swap (params[0], params[1]); 890 ::swap (params[0], params[1]);
1070 891
1071 XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2); 892 XRenderSetPictureFilter (dpy, src, FilterConvolution, params, size+2);
1072 XRenderComposite (dpy, 893 XRenderComposite (dpy,
1073 PictOpSrc, 894 PictOpSrc,
1074 src, 895 src,
1075 None, 896 None,
1076 dst, 897 dst,
1077 0, 0, 898 0, 0,
1078 0, 0, 899 0, 0,
1079 0, 0, 900 0, 0,
1080 width, height); 901 width, height);
1081 }
1082 902
1083 ret = true; 903 ret = true;
1084 } 904 }
1085 905
1086 free (kernel); 906 free (kernel);
… …
1090#endif 910#endif
1091 return ret; 911 return ret;
1092} 912}
1093 913
1094bool 914bool
1095rxvt_term::tint_pixmap (Pixmap pixmap, Visual *visual, int width, int height) 915rxvt_term::tint_pixmap (Pixmap pixmap, int width, int height)
1096{ 916{
1097 bool ret = false; 917 bool ret = false;
1098 918
1099 if (bg_flags & BG_TINT_BITAND) 919 if (shade == 100 && (bg_flags & BG_TINT_BITAND))
1100 { 920 {
1101 XGCValues gcv; 921 XGCValues gcv;
1102 GC gc; 922 GC gc;
1103 923
1104 /* In this case we can tint image server-side getting significant 924 /* In this case we can tint image server-side getting significant
… …
1113 XFillRectangle (dpy, pixmap, gc, 0, 0, width, height); 933 XFillRectangle (dpy, pixmap, gc, 0, 0, width, height);
1114 ret = true; 934 ret = true;
1115 XFreeGC (dpy, gc); 935 XFreeGC (dpy, gc);
1116 } 936 }
1117 } 937 }
1118 else
1119 {
1120# if XRENDER 938# if XRENDER
939 else if (bg_flags & BG_HAS_RENDER)
940 {
1121 rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC); 941 rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1122 942
1123 if (bg_flags & BG_TINT_SET) 943 if (bg_flags & BG_TINT_SET)
1124 tint.get (c); 944 tint.get (c);
1125 945
… …
1134 c.r = c.r * (200 - shade) / 100; 954 c.r = c.r * (200 - shade) / 100;
1135 c.g = c.g * (200 - shade) / 100; 955 c.g = c.g * (200 - shade) / 100;
1136 c.b = c.b * (200 - shade) / 100; 956 c.b = c.b * (200 - shade) / 100;
1137 } 957 }
1138 958
1139 XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
1140 XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual); 959 XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1141 XRenderPictureAttributes pa;
1142 960
1143 Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, &pa); 961 Picture back_pic = XRenderCreatePicture (dpy, pixmap, format, 0, 0);
1144 962
1145 pa.repeat = True; 963 Picture overlay_pic = create_xrender_mask (dpy, pixmap, True, False);
1146 964
1147 Pixmap overlay_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32); 965 Picture mask_pic = create_xrender_mask (dpy, pixmap, True, True);
1148 Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1149 XFreePixmap (dpy, overlay_pmap);
1150
1151 pa.component_alpha = True;
1152 Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
1153 Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat | CPComponentAlpha, &pa);
1154 XFreePixmap (dpy, mask_pmap);
1155 966
1156 XRenderColor mask_c; 967 XRenderColor mask_c;
1157 968
1158 mask_c.alpha = 0xffff; 969 mask_c.alpha = 0xffff;
1159 mask_c.red = 970 mask_c.red =
… …
1164 mask_c.alpha = 0; 975 mask_c.alpha = 0;
1165 mask_c.red = 0xffff - c.r; 976 mask_c.red = 0xffff - c.r;
1166 mask_c.green = 0xffff - c.g; 977 mask_c.green = 0xffff - c.g;
1167 mask_c.blue = 0xffff - c.b; 978 mask_c.blue = 0xffff - c.b;
1168 XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1); 979 XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
980
1169 XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height); 981 XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
1170 982
1171 if (shade > 100) 983 if (shade > 100)
1172 { 984 {
1173 mask_c.red = mask_c.green = mask_c.blue = 0xffff * (shade - 100) / 100;
1174 mask_c.alpha = 0; 985 mask_c.alpha = 0;
986 mask_c.red =
987 mask_c.green =
988 mask_c.blue = 0xffff * (shade - 100) / 100;
1175 XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1); 989 XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1176 990
1177 XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height); 991 XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);
1178 } 992 }
1179 993
1180 ret = true; 994 ret = true;
1181 995
1182 XRenderFreePicture (dpy, mask_pic); 996 XRenderFreePicture (dpy, mask_pic);
1183 XRenderFreePicture (dpy, overlay_pic); 997 XRenderFreePicture (dpy, overlay_pic);
1184 XRenderFreePicture (dpy, back_pic); 998 XRenderFreePicture (dpy, back_pic);
999 }
1185# endif 1000# endif
1186 }
1187 1001
1188 return ret; 1002 return ret;
1189} 1003}
1190 1004
1191/* 1005/*
1192 * 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
1193 * 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
1194 * our window. 1008 * our window.
1195 */ 1009 */
1196unsigned long 1010bool
1197rxvt_term::make_transparency_pixmap () 1011rxvt_term::make_transparency_pixmap ()
1198{ 1012{
1199 unsigned long result = 0; 1013 bool ret = false;
1200 1014
1201 /* 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
1202 * be always up-to-date, so let's use it : 1016 * be always up-to-date, so let's use it :
1203 */ 1017 */
1204 int screen = display->screen; 1018 int screen = display->screen;
… …
1242#if XRENDER 1056#if XRENDER
1243 if (bg_flags & BG_HAS_RENDER) 1057 if (bg_flags & BG_HAS_RENDER)
1244 { 1058 {
1245 recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth); 1059 recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);
1246 1060
1247 XRenderPictureAttributes pa;
1248
1249 XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen)); 1061 XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
1250 Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa); 1062 Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, 0);
1251 1063
1252 XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual); 1064 XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
1253 Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa); 1065 Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, 0);
1254 1066
1255 XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height); 1067 XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
1256 1068
1257 XRenderFreePicture (dpy, src); 1069 XRenderFreePicture (dpy, src);
1258 XRenderFreePicture (dpy, dst); 1070 XRenderFreePicture (dpy, dst);
… …
1275 bg_pmap_width = window_width; 1087 bg_pmap_width = window_width;
1276 bg_pmap_height = window_height; 1088 bg_pmap_height = window_height;
1277 } 1089 }
1278 1090
1279 /* straightforward pixmap copy */ 1091 /* straightforward pixmap copy */
1280 while (sx < 0) sx += root_width; 1092 while (sx < 0) sx += root_pmap_width;
1281 while (sy < 0) sy += root_height; 1093 while (sy < 0) sy += root_pmap_height;
1282 1094
1283 gcv.tile = recoded_root_pmap; 1095 gcv.tile = recoded_root_pmap;
1284 gcv.fill_style = FillTiled; 1096 gcv.fill_style = FillTiled;
1285 gcv.ts_x_origin = -sx; 1097 gcv.ts_x_origin = -sx;
1286 gcv.ts_y_origin = -sy; 1098 gcv.ts_y_origin = -sy;
1287 gc = XCreateGC (dpy, vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv); 1099 gc = XCreateGC (dpy, vt, GCFillStyle | GCTile | GCTileStipXOrigin | GCTileStipYOrigin, &gcv);
1288 1100
1289 if (gc) 1101 if (gc)
1290 { 1102 {
1291 XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height); 1103 XFillRectangle (dpy, bg_pixmap, gc, 0, 0, window_width, window_height);
1292 result |= BG_IS_VALID | (bg_flags & BG_EFFECTS_FLAGS); 1104 ret = true;
1293 XFreeGC (dpy, gc); 1105 bool need_blur = h_blurRadius && v_blurRadius;
1106 bool need_tint = shade != 100 || (bg_flags & BG_TINT_SET);
1294 1107
1295 if (!(bg_flags & BG_CLIENT_RENDER)) 1108 if (!(bg_flags & BG_CLIENT_RENDER))
1296 { 1109 {
1297 if ((bg_flags & BG_NEEDS_BLUR) 1110 if (need_blur)
1298 && (bg_flags & BG_HAS_RENDER_CONV))
1299 { 1111 {
1300 if (blur_pixmap (bg_pixmap, visual, window_width, window_height)) 1112 if (blur_pixmap (bg_pixmap, window_width, window_height))
1301 result &= ~BG_NEEDS_BLUR; 1113 need_blur = false;
1302 } 1114 }
1303 if ((bg_flags & BG_NEEDS_TINT) 1115 if (need_tint)
1304 && (bg_flags & (BG_TINT_BITAND | BG_HAS_RENDER)))
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;
1119 }
1120 if (need_tint)
1121 {
1122 XImage *ximage = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
1123 if (ximage)
1124 {
1125 /* our own client-side tinting */
1126 tint_ximage (ximage);
1127
1128 XPutImage (dpy, bg_pixmap, gc, ximage, 0, 0, 0, 0, ximage->width, ximage->height);
1129 XDestroyImage (ximage);
1130 }
1308 } 1131 }
1309 } /* server side rendering completed */ 1132 } /* server side rendering completed */
1133
1134 XFreeGC (dpy, gc);
1310 } 1135 }
1311 1136
1312 if (recoded_root_pmap != root_pixmap) 1137 if (recoded_root_pmap != root_pixmap)
1313 XFreePixmap (dpy, recoded_root_pmap); 1138 XFreePixmap (dpy, recoded_root_pmap);
1314 1139
1315 return result; 1140 return ret;
1316} 1141}
1317 1142
1318void 1143void
1319rxvt_term::bg_set_root_pixmap () 1144rxvt_term::bg_set_root_pixmap ()
1320{ 1145{
… …
1324 1149
1325 root_pixmap = new_root_pixmap; 1150 root_pixmap = new_root_pixmap;
1326} 1151}
1327# endif /* ENABLE_TRANSPARENCY */ 1152# endif /* ENABLE_TRANSPARENCY */
1328 1153
1329#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1330static void shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c);
1331# endif
1332
1333bool 1154bool
1334rxvt_term::bg_render () 1155rxvt_term::bg_render ()
1335{ 1156{
1336 unsigned long tr_flags = 0;
1337
1338 bg_invalidate (); 1157 bg_invalidate ();
1339# ifdef ENABLE_TRANSPARENCY 1158# ifdef ENABLE_TRANSPARENCY
1340 if (bg_flags & BG_IS_TRANSPARENT) 1159 if (bg_flags & BG_IS_TRANSPARENT)
1341 { 1160 {
1342 /* we need to re-generate transparency pixmap in that case ! */ 1161 /* we need to re-generate transparency pixmap in that case ! */
1343 tr_flags = make_transparency_pixmap (); 1162 if (make_transparency_pixmap ())
1344 if (tr_flags == 0)
1345 return false;
1346 else if (!(tr_flags & BG_EFFECTS_FLAGS))
1347 bg_flags |= BG_IS_VALID; 1163 bg_flags |= BG_IS_VALID;
1348 } 1164 }
1349# endif 1165# endif
1350 1166
1351# ifdef BG_IMAGE_FROM_FILE 1167# ifdef BG_IMAGE_FROM_FILE
1352 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++)
1353 || (tr_flags & BG_EFFECTS_FLAGS))
1354 { 1169 {
1355 if (render_image (tr_flags)) 1170 if (render_image (*bg_image))
1356 bg_flags |= BG_IS_VALID; 1171 bg_flags |= BG_IS_VALID;
1357 }
1358# endif
1359
1360# if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1361 XImage *result = NULL;
1362
1363 if (tr_flags && !(bg_flags & BG_IS_VALID))
1364 {
1365 result = XGetImage (dpy, bg_pixmap, 0, 0, bg_pmap_width, bg_pmap_height, AllPlanes, ZPixmap);
1366 }
1367
1368 if (result)
1369 {
1370 /* our own client-side tinting */
1371 if (tr_flags & BG_NEEDS_TINT)
1372 {
1373 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1374 if (bg_flags & BG_TINT_SET)
1375 tint.get (c);
1376 shade_ximage (DefaultVisual (dpy, display->screen), result, shade, c);
1377 }
1378
1379 GC gc = XCreateGC (dpy, vt, 0UL, NULL);
1380
1381 if (gc)
1382 {
1383 XPutImage (dpy, bg_pixmap, gc, result, 0, 0, 0, 0, result->width, result->height);
1384
1385 XFreeGC (dpy, gc);
1386 bg_flags |= BG_IS_VALID;
1387 }
1388
1389 XDestroyImage (result);
1390 } 1172 }
1391# endif 1173# endif
1392 1174
1393 if (!(bg_flags & BG_IS_VALID)) 1175 if (!(bg_flags & BG_IS_VALID))
1394 { 1176 {
… …
1428 1210
1429 XFree (filters); 1211 XFree (filters);
1430 } 1212 }
1431#endif 1213#endif
1432 1214
1433#ifdef HAVE_AFTERIMAGE 1215#ifdef BG_IMAGE_FROM_FILE
1434 set_application_name ((char *)rs[Rs_name]); 1216 if (rs[Rs_backgroundPixmap])
1435 set_output_threshold (OUTPUT_LEVEL_WARNING); 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 ();
1436#endif 1238#endif
1437
1438#ifdef HAVE_PIXBUF
1439 g_type_init ();
1440#endif
1441} 1239}
1442 1240
1443#endif /* HAVE_BG_PIXMAP */ 1241#endif /* HAVE_BG_PIXMAP */
1444 1242
1445#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) 1243#ifdef ENABLE_TRANSPARENCY
1446/* taken from aterm-0.4.2 */ 1244/* based on code from aterm-0.4.2 */
1447 1245
1448static void 1246static inline void
1449shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c) 1247fill_lut (uint32_t *lookup, uint32_t mask, int sh, unsigned short low, unsigned short high)
1450{ 1248{
1249 for (int i = 0; i <= mask >> sh; i++)
1250 {
1251 uint32_t tmp;
1252 tmp = i * high;
1253 tmp += (mask >> sh) * low;
1254 lookup[i] = (tmp / 0xffff) << sh;
1255 }
1256}
1257
1258void
1259rxvt_term::tint_ximage (XImage *ximage)
1260{
1261 unsigned int size_r, size_g, size_b;
1451 int sh_r, sh_g, sh_b; 1262 int sh_r, sh_g, sh_b;
1452 uint32_t mask_r, mask_g, mask_b; 1263 uint32_t mask_r, mask_g, mask_b;
1453 uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b; 1264 uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1454 rgba low; 1265 unsigned short low;
1455 rgba high;
1456 int i;
1457 int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst; 1266 int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
1458 1267
1459 if (visual->c_class != TrueColor || ximage->format != ZPixmap) return; 1268 if (visual->c_class != TrueColor || ximage->format != ZPixmap) return;
1460 1269
1461 /* for convenience */ 1270 /* for convenience */
1462 mask_r = visual->red_mask; 1271 mask_r = visual->red_mask;
1463 mask_g = visual->green_mask; 1272 mask_g = visual->green_mask;
1464 mask_b = visual->blue_mask; 1273 mask_b = visual->blue_mask;
1465 1274
1466 /* boring lookup table pre-initialization */ 1275 /* boring lookup table pre-initialization */
1467 switch (ximage->depth) 1276 sh_r = ecb_ctz32 (mask_r);
1468 { 1277 sh_g = ecb_ctz32 (mask_g);
1469 case 15: 1278 sh_b = ecb_ctz32 (mask_b);
1470 if ((mask_r != 0x7c00) || 1279
1471 (mask_g != 0x03e0) || 1280 size_r = mask_r >> sh_r;
1472 (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)
1473 return; 1285 return;
1474 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));
1475 lookup_r = lookup; 1288 lookup_r = lookup;
1476 lookup_g = lookup+32; 1289 lookup_g = lookup + size_r;
1477 lookup_b = lookup+32+32; 1290 lookup_b = lookup + size_r + size_g;
1478 sh_r = 10; 1291
1479 sh_g = 5; 1292 rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1480 sh_b = 0; 1293
1481 break; 1294 if (bg_flags & BG_TINT_SET)
1482 case 16: 1295 tint.get (c);
1483 if ((mask_r != 0xf800) ||
1484 (mask_g != 0x07e0) ||
1485 (mask_b != 0x001f))
1486 return;
1487 lookup = (uint32_t *) malloc (sizeof (uint32_t)*(32+64+32));
1488 lookup_r = lookup;
1489 lookup_g = lookup+32;
1490 lookup_b = lookup+32+64;
1491 sh_r = 11;
1492 sh_g = 5;
1493 sh_b = 0;
1494 break;
1495 case 24:
1496 if ((mask_r != 0xff0000) ||
1497 (mask_g != 0x00ff00) ||
1498 (mask_b != 0x0000ff))
1499 return;
1500 lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1501 lookup_r = lookup;
1502 lookup_g = lookup+256;
1503 lookup_b = lookup+256+256;
1504 sh_r = 16;
1505 sh_g = 8;
1506 sh_b = 0;
1507 break;
1508 case 32:
1509 if ((mask_r != 0xff0000) ||
1510 (mask_g != 0x00ff00) ||
1511 (mask_b != 0x0000ff))
1512 return;
1513 lookup = (uint32_t *) malloc (sizeof (uint32_t)*(256+256+256));
1514 lookup_r = lookup;
1515 lookup_g = lookup+256;
1516 lookup_b = lookup+256+256;
1517 sh_r = 16;
1518 sh_g = 8;
1519 sh_b = 0;
1520 break;
1521 default:
1522 return; /* we do not support this color depth */
1523 }
1524 1296
1525 /* prepare limits for color transformation (each channel is handled separately) */ 1297 /* prepare limits for color transformation (each channel is handled separately) */
1526 if (shade > 100) 1298 if (shade > 100)
1527 { 1299 {
1528 shade = 200 - shade;
1529
1530 high.r = c.r * shade / 100;
1531 high.g = c.g * shade / 100;
1532 high.b = c.b * shade / 100;
1533
1534 low.r = 65535 * (100 - shade) / 100; 1300 c.r = c.r * (200 - shade) / 100;
1535 low.g = 65535 * (100 - shade) / 100; 1301 c.g = c.g * (200 - shade) / 100;
1536 low.b = 65535 * (100 - shade) / 100; 1302 c.b = c.b * (200 - shade) / 100;
1303
1304 low = 0xffff * (shade - 100) / 100;
1537 } 1305 }
1538 else 1306 else
1539 { 1307 {
1540 high.r = c.r * shade / 100; 1308 c.r = c.r * shade / 100;
1541 high.g = c.g * shade / 100; 1309 c.g = c.g * shade / 100;
1542 high.b = c.b * shade / 100; 1310 c.b = c.b * shade / 100;
1543 1311
1544 low.r = low.g = low.b = 0; 1312 low = 0;
1545 } 1313 }
1546 1314
1547 /* fill our lookup tables */ 1315 /* fill our lookup tables */
1548 for (i = 0; i <= mask_r>>sh_r; i++) 1316 fill_lut (lookup_r, mask_r, sh_r, low, c.r);
1549 { 1317 fill_lut (lookup_g, mask_g, sh_g, low, c.g);
1550 uint32_t tmp; 1318 fill_lut (lookup_b, mask_b, sh_b, low, c.b);
1551 tmp = i * high.r;
1552 tmp += (mask_r>>sh_r) * low.r;
1553 lookup_r[i] = (tmp/65535)<<sh_r;
1554 }
1555 for (i = 0; i <= mask_g>>sh_g; i++)
1556 {
1557 uint32_t tmp;
1558 tmp = i * high.g;
1559 tmp += (mask_g>>sh_g) * low.g;
1560 lookup_g[i] = (tmp/65535)<<sh_g;
1561 }
1562 for (i = 0; i <= mask_b>>sh_b; i++)
1563 {
1564 uint32_t tmp;
1565 tmp = i * high.b;
1566 tmp += (mask_b>>sh_b) * low.b;
1567 lookup_b[i] = (tmp/65535)<<sh_b;
1568 }
1569 1319
1570 /* apply table to input image (replacing colors by newly calculated ones) */ 1320 /* apply table to input image (replacing colors by newly calculated ones) */
1571 if (ximage->bits_per_pixel == 32 1321 if (ximage->bits_per_pixel == 32
1572 && (ximage->depth == 24 || ximage->depth == 32)
1573 && ximage->byte_order == host_byte_order) 1322 && ximage->byte_order == host_byte_order)
1574 { 1323 {
1575 uint32_t *p1, *pf, *p, *pl; 1324 char *line = ximage->data;
1576 p1 = (uint32_t *) ximage->data;
1577 pf = (uint32_t *) (ximage->data + ximage->height * ximage->bytes_per_line);
1578 1325
1579 while (p1 < pf) 1326 for (int y = 0; y < ximage->height; y++)
1580 { 1327 {
1581 p = p1; 1328 uint32_t *p = (uint32_t *)line;
1582 pl = p1 + ximage->width; 1329 for (int x = 0; x < ximage->width; x++)
1583 for (; p < pl; p++)
1584 { 1330 {
1585 *p = lookup_r[(*p & 0xff0000) >> 16] | 1331 *p = lookup_r[(*p & mask_r) >> sh_r] |
1586 lookup_g[(*p & 0x00ff00) >> 8] | 1332 lookup_g[(*p & mask_g) >> sh_g] |
1587 lookup_b[(*p & 0x0000ff)] | 1333 lookup_b[(*p & mask_b) >> sh_b];
1588 (*p & 0xff000000); 1334 p++;
1589 } 1335 }
1590 p1 = (uint32_t *) ((char *) p1 + ximage->bytes_per_line); 1336 line += ximage->bytes_per_line;
1591 } 1337 }
1592 } 1338 }
1593 else 1339 else
1594 { 1340 {
1595 for (int y = 0; y < ximage->height; y++) 1341 for (int y = 0; y < ximage->height; y++)
… …
1603 } 1349 }
1604 } 1350 }
1605 1351
1606 free (lookup); 1352 free (lookup);
1607} 1353}
1608#endif /* defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) */ 1354#endif /* ENABLE_TRANSPARENCY */

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