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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.174 by sf-exg, Wed Nov 23 16:53:53 2011 UTC vs.
Revision 1.184 by sf-exg, Sun Dec 25 17:07:00 2011 UTC

… …
201 x = y = 0; 201 x = y = 0;
202 geom_flags = WidthValue|HeightValue|XValue|YValue; 202 geom_flags = WidthValue|HeightValue|XValue|YValue;
203 } 203 }
204 else if (!strcasecmp (arr[i], "style=aspect-stretched")) 204 else if (!strcasecmp (arr[i], "style=aspect-stretched"))
205 { 205 {
206 new_flags = BG_PROP_SCALE; 206 new_flags = BG_KEEP_ASPECT;
207 w = h = windowScale; 207 w = h = windowScale;
208 x = y = centerAlign; 208 x = y = centerAlign;
209 geom_flags = WidthValue|HeightValue|XValue|YValue; 209 geom_flags = WidthValue|HeightValue|XValue|YValue;
210 } 210 }
211 else if (!strcasecmp (arr[i], "style=stretched")) 211 else if (!strcasecmp (arr[i], "style=stretched"))
… …
227 w = h = noScale; 227 w = h = noScale;
228 geom_flags = WidthValue|HeightValue; 228 geom_flags = WidthValue|HeightValue;
229 } 229 }
230 else if (!strcasecmp (arr[i], "op=tile")) 230 else if (!strcasecmp (arr[i], "op=tile"))
231 new_flags |= BG_TILE; 231 new_flags |= BG_TILE;
232 else if (!strcasecmp (arr[i], "op=pscale")) 232 else if (!strcasecmp (arr[i], "op=keep-aspect"))
233 new_flags |= BG_PROP_SCALE; 233 new_flags |= BG_KEEP_ASPECT;
234 else if (!strcasecmp (arr[i], "op=root")) 234 else if (!strcasecmp (arr[i], "op=root-align"))
235 new_flags |= BG_ROOT_ALIGN; 235 new_flags |= BG_ROOT_ALIGN;
236 236
237 // deprecated 237 // deprecated
238 else if (!strcasecmp (arr[i], "tile")) 238 else if (!strcasecmp (arr[i], "tile"))
239 { 239 {
… …
241 w = h = noScale; 241 w = h = noScale;
242 geom_flags |= WidthValue|HeightValue; 242 geom_flags |= WidthValue|HeightValue;
243 } 243 }
244 else if (!strcasecmp (arr[i], "propscale")) 244 else if (!strcasecmp (arr[i], "propscale"))
245 { 245 {
246 new_flags |= BG_PROP_SCALE; 246 new_flags |= BG_KEEP_ASPECT;
247 w = h = windowScale;
248 geom_flags |= WidthValue|HeightValue;
247 } 249 }
248 else if (!strcasecmp (arr[i], "hscale")) 250 else if (!strcasecmp (arr[i], "hscale"))
249 { 251 {
250 new_flags |= BG_TILE; 252 new_flags |= BG_TILE;
251 w = windowScale; 253 w = windowScale;
… …
299 w = h; 301 w = h;
300 302
301 geom_flags |= WidthValue|HeightValue|XValue|YValue; 303 geom_flags |= WidthValue|HeightValue|XValue|YValue;
302 } 304 }
303 305
304 if (check_set_scale_value (geom_flags, WidthValue, h_scale, w) 306 if (check_set_scale_value (geom_flags, WidthValue, h_scale, w)) changed = true;
305 || check_set_scale_value (geom_flags, HeightValue, v_scale, h) 307 if (check_set_scale_value (geom_flags, HeightValue, v_scale, h)) changed = true;
306 || check_set_align_value (geom_flags, XValue, h_align, x) 308 if (check_set_align_value (geom_flags, XValue, h_align, x)) changed = true;
307 || check_set_align_value (geom_flags, YValue, v_align, y)) 309 if (check_set_align_value (geom_flags, YValue, v_align, y)) changed = true;
308 changed = true;
309 310
310 if (new_flags != bg_flags) 311 if (new_flags != bg_flags)
311 { 312 {
312 bg_flags = new_flags; 313 bg_flags = new_flags;
313 changed = true; 314 changed = true;
… …
323 int target_height = szHint.height; 324 int target_height = szHint.height;
324 325
325 w = h_scale * target_width / 100; 326 w = h_scale * target_width / 100;
326 h = v_scale * target_height / 100; 327 h = v_scale * target_height / 100;
327 328
328 if (bg_flags & BG_PROP_SCALE) 329 if (bg_flags & BG_KEEP_ASPECT)
329 { 330 {
330 float scale = (float)w / image_width; 331 float scale = (float)w / image_width;
331 min_it (scale, (float)h / image_height); 332 min_it (scale, (float)h / image_height);
332 w = image_width * scale + 0.5; 333 w = image_width * scale + 0.5;
333 h = image_height * scale + 0.5; 334 h = image_height * scale + 0.5;
… …
952} 953}
953 954
954void 955void
955rxvt_term::set_tint_shade_flags () 956rxvt_term::set_tint_shade_flags ()
956{ 957{
957 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC); 958 rgba c;
958 bool has_shade = shade != 100; 959 bool has_shade = shade != 100;
959 960
960 bg_flags &= ~BG_TINT_FLAGS; 961 bg_flags &= ~BG_TINT_FLAGS;
961 962
962 if (bg_flags & BG_TINT_SET) 963 if (bg_flags & BG_TINT_SET)
… …
1032bool 1033bool
1033rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height) 1034rxvt_term::blur_pixmap (Pixmap pixmap, Visual *visual, int width, int height)
1034{ 1035{
1035 bool ret = false; 1036 bool ret = false;
1036#if XRENDER 1037#if XRENDER
1038 if (!(bg_flags & BG_HAS_RENDER_CONV))
1039 return false;
1040
1037 int size = max (h_blurRadius, v_blurRadius) * 2 + 1; 1041 int size = max (h_blurRadius, v_blurRadius) * 2 + 1;
1038 double *kernel = (double *)malloc (size * sizeof (double)); 1042 double *kernel = (double *)malloc (size * sizeof (double));
1039 XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed)); 1043 XFixed *params = (XFixed *)malloc ((size + 2) * sizeof (XFixed));
1040 1044
1041 XRenderPictureAttributes pa; 1045 XRenderPictureAttributes pa;
… …
1114 XFillRectangle (dpy, pixmap, gc, 0, 0, width, height); 1118 XFillRectangle (dpy, pixmap, gc, 0, 0, width, height);
1115 ret = true; 1119 ret = true;
1116 XFreeGC (dpy, gc); 1120 XFreeGC (dpy, gc);
1117 } 1121 }
1118 } 1122 }
1119 else
1120 {
1121# if XRENDER 1123# if XRENDER
1124 else if (bg_flags & BG_HAS_RENDER)
1125 {
1122 rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC); 1126 rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1123 1127
1124 if (bg_flags & BG_TINT_SET) 1128 if (bg_flags & BG_TINT_SET)
1125 tint.get (c); 1129 tint.get (c);
1126 1130
… …
1181 ret = true; 1185 ret = true;
1182 1186
1183 XRenderFreePicture (dpy, mask_pic); 1187 XRenderFreePicture (dpy, mask_pic);
1184 XRenderFreePicture (dpy, overlay_pic); 1188 XRenderFreePicture (dpy, overlay_pic);
1185 XRenderFreePicture (dpy, back_pic); 1189 XRenderFreePicture (dpy, back_pic);
1190 }
1186# endif 1191# endif
1187 }
1188 1192
1189 return ret; 1193 return ret;
1190} 1194}
1191 1195
1192/* 1196/*
… …
1276 bg_pmap_width = window_width; 1280 bg_pmap_width = window_width;
1277 bg_pmap_height = window_height; 1281 bg_pmap_height = window_height;
1278 } 1282 }
1279 1283
1280 /* straightforward pixmap copy */ 1284 /* straightforward pixmap copy */
1281 while (sx < 0) sx += root_width; 1285 while (sx < 0) sx += root_pmap_width;
1282 while (sy < 0) sy += root_height; 1286 while (sy < 0) sy += root_pmap_height;
1283 1287
1284 gcv.tile = recoded_root_pmap; 1288 gcv.tile = recoded_root_pmap;
1285 gcv.fill_style = FillTiled; 1289 gcv.fill_style = FillTiled;
1286 gcv.ts_x_origin = -sx; 1290 gcv.ts_x_origin = -sx;
1287 gcv.ts_y_origin = -sy; 1291 gcv.ts_y_origin = -sy;
… …
1293 result |= BG_IS_VALID | (bg_flags & BG_EFFECTS_FLAGS); 1297 result |= BG_IS_VALID | (bg_flags & BG_EFFECTS_FLAGS);
1294 XFreeGC (dpy, gc); 1298 XFreeGC (dpy, gc);
1295 1299
1296 if (!(bg_flags & BG_CLIENT_RENDER)) 1300 if (!(bg_flags & BG_CLIENT_RENDER))
1297 { 1301 {
1298 if ((bg_flags & BG_NEEDS_BLUR) 1302 if (bg_flags & BG_NEEDS_BLUR)
1299 && (bg_flags & BG_HAS_RENDER_CONV))
1300 { 1303 {
1301 if (blur_pixmap (bg_pixmap, visual, window_width, window_height)) 1304 if (blur_pixmap (bg_pixmap, visual, window_width, window_height))
1302 result &= ~BG_NEEDS_BLUR; 1305 result &= ~BG_NEEDS_BLUR;
1303 } 1306 }
1304 if ((bg_flags & BG_NEEDS_TINT) 1307 if (bg_flags & BG_NEEDS_TINT)
1305 && (bg_flags & (BG_TINT_BITAND | BG_HAS_RENDER)))
1306 { 1308 {
1307 if (tint_pixmap (bg_pixmap, visual, window_width, window_height)) 1309 if (tint_pixmap (bg_pixmap, visual, window_width, window_height))
1308 result &= ~BG_NEEDS_TINT; 1310 result &= ~BG_NEEDS_TINT;
1309 } 1311 }
1310 } /* server side rendering completed */ 1312 } /* server side rendering completed */
… …
1324 new_root_pixmap = get_pixmap_property (xa[XA_ESETROOT_PMAP_ID]); 1326 new_root_pixmap = get_pixmap_property (xa[XA_ESETROOT_PMAP_ID]);
1325 1327
1326 root_pixmap = new_root_pixmap; 1328 root_pixmap = new_root_pixmap;
1327} 1329}
1328# endif /* ENABLE_TRANSPARENCY */ 1330# endif /* ENABLE_TRANSPARENCY */
1329
1330#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1331static void shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c);
1332# endif
1333 1331
1334bool 1332bool
1335rxvt_term::bg_render () 1333rxvt_term::bg_render ()
1336{ 1334{
1337 unsigned long tr_flags = 0; 1335 unsigned long tr_flags = 0;
… …
1368 if (result) 1366 if (result)
1369 { 1367 {
1370 /* our own client-side tinting */ 1368 /* our own client-side tinting */
1371 //if (tr_flags & BG_NEEDS_TINT) 1369 //if (tr_flags & BG_NEEDS_TINT)
1372 if (1) 1370 if (1)
1373 {
1374 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1375 if (bg_flags & BG_TINT_SET)
1376 tint.get (c);
1377 shade_ximage (DefaultVisual (dpy, display->screen), result, shade, c); 1371 tint_ximage (DefaultVisual (dpy, display->screen), result);
1378 }
1379 1372
1380 GC gc = XCreateGC (dpy, vt, 0UL, NULL); 1373 GC gc = XCreateGC (dpy, vt, 0UL, NULL);
1381 1374
1382 if (gc) 1375 if (gc)
1383 { 1376 {
… …
1434#endif /* HAVE_BG_PIXMAP */ 1427#endif /* HAVE_BG_PIXMAP */
1435 1428
1436#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE) 1429#if defined(ENABLE_TRANSPARENCY) && !defined(HAVE_AFTERIMAGE)
1437/* based on code from aterm-0.4.2 */ 1430/* based on code from aterm-0.4.2 */
1438 1431
1439static void 1432static inline void
1440shade_ximage (Visual *visual, XImage *ximage, int shade, const rgba &c) 1433fill_lut (uint32_t *lookup, uint32_t mask, int sh, unsigned short low, unsigned short high)
1434{
1435 for (int i = 0; i <= mask >> sh; i++)
1436 {
1437 uint32_t tmp;
1438 tmp = i * high;
1439 tmp += (mask >> sh) * low;
1440 lookup[i] = (tmp / 0xffff) << sh;
1441 }
1442}
1443
1444void
1445rxvt_term::tint_ximage (Visual *visual, XImage *ximage)
1441{ 1446{
1442 int sh_r, sh_g, sh_b; 1447 int sh_r, sh_g, sh_b;
1443 uint32_t mask_r, mask_g, mask_b; 1448 uint32_t mask_r, mask_g, mask_b;
1444 uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b; 1449 uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1445 rgba low; 1450 unsigned short low;
1446 rgba high;
1447 int i;
1448 int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst; 1451 int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
1449 1452
1450 if (visual->c_class != TrueColor || ximage->format != ZPixmap) return; 1453 if (visual->c_class != TrueColor || ximage->format != ZPixmap) return;
1451 1454
1452 /* for convenience */ 1455 /* for convenience */
… …
1511 break; 1514 break;
1512 default: 1515 default:
1513 return; /* we do not support this color depth */ 1516 return; /* we do not support this color depth */
1514 } 1517 }
1515 1518
1519 rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1520
1521 if (bg_flags & BG_TINT_SET)
1522 tint.get (c);
1523
1516 /* prepare limits for color transformation (each channel is handled separately) */ 1524 /* prepare limits for color transformation (each channel is handled separately) */
1517 if (shade > 100) 1525 if (shade > 100)
1518 { 1526 {
1519 shade = 200 - shade;
1520
1521 high.r = c.r * shade / 100;
1522 high.g = c.g * shade / 100;
1523 high.b = c.b * shade / 100;
1524
1525 low.r = 65535 * (100 - shade) / 100; 1527 c.r = c.r * (200 - shade) / 100;
1526 low.g = 65535 * (100 - shade) / 100; 1528 c.g = c.g * (200 - shade) / 100;
1527 low.b = 65535 * (100 - shade) / 100; 1529 c.b = c.b * (200 - shade) / 100;
1530
1531 low = 0xffff * (shade - 100) / 100;
1528 } 1532 }
1529 else 1533 else
1530 { 1534 {
1531 high.r = c.r * shade / 100; 1535 c.r = c.r * shade / 100;
1532 high.g = c.g * shade / 100; 1536 c.g = c.g * shade / 100;
1533 high.b = c.b * shade / 100; 1537 c.b = c.b * shade / 100;
1534 1538
1535 low.r = low.g = low.b = 0; 1539 low = 0;
1536 } 1540 }
1537 1541
1538 /* fill our lookup tables */ 1542 /* fill our lookup tables */
1539 for (i = 0; i <= mask_r>>sh_r; i++) 1543 fill_lut (lookup_r, mask_r, sh_r, low, c.r);
1540 { 1544 fill_lut (lookup_g, mask_g, sh_g, low, c.g);
1541 uint32_t tmp; 1545 fill_lut (lookup_b, mask_b, sh_b, low, c.b);
1542 tmp = i * high.r;
1543 tmp += (mask_r>>sh_r) * low.r;
1544 lookup_r[i] = (tmp/65535)<<sh_r;
1545 }
1546 for (i = 0; i <= mask_g>>sh_g; i++)
1547 {
1548 uint32_t tmp;
1549 tmp = i * high.g;
1550 tmp += (mask_g>>sh_g) * low.g;
1551 lookup_g[i] = (tmp/65535)<<sh_g;
1552 }
1553 for (i = 0; i <= mask_b>>sh_b; i++)
1554 {
1555 uint32_t tmp;
1556 tmp = i * high.b;
1557 tmp += (mask_b>>sh_b) * low.b;
1558 lookup_b[i] = (tmp/65535)<<sh_b;
1559 }
1560 1546
1561 /* apply table to input image (replacing colors by newly calculated ones) */ 1547 /* apply table to input image (replacing colors by newly calculated ones) */
1562 if (ximage->bits_per_pixel == 32 1548 if (ximage->bits_per_pixel == 32
1563 && (ximage->depth == 24 || ximage->depth == 32) 1549 && (ximage->depth == 24 || ximage->depth == 32)
1564 && ximage->byte_order == host_byte_order) 1550 && ximage->byte_order == host_byte_order)

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