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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.61 by sf-exg, Sun Oct 3 20:48:34 2010 UTC vs.
Revision 1.68 by sf-exg, Mon Oct 4 21:57:41 2010 UTC

157# endif 157# endif
158 158
159# ifdef BG_IMAGE_FROM_FILE 159# ifdef BG_IMAGE_FROM_FILE
160 if (have_image) 160 if (have_image)
161 { 161 {
162 if (h_align == rootAlign || v_align == rootAlign) 162 if (flags & rootAlign)
163 return true; 163 return true;
164 } 164 }
165# endif 165# endif
166 166
167 return false; 167 return false;
207static inline bool 207static inline bool
208check_set_align_value (int geom_flags, int flag, int &align, int new_value) 208check_set_align_value (int geom_flags, int flag, int &align, int new_value)
209{ 209{
210 if (geom_flags & flag) 210 if (geom_flags & flag)
211 { 211 {
212 if (new_value != bgPixmap_t::rootAlign)
213 {
214 if (new_value < -100) 212 if (new_value < -100)
215 new_value = -100; 213 new_value = -100;
216 else if (new_value > 200) 214 else if (new_value > 200)
217 new_value = 200; 215 new_value = 200;
218 }
219 if (new_value != align) 216 if (new_value != align)
220 { 217 {
221 align = new_value; 218 align = new_value;
222 return true; 219 return true;
223 } 220 }
229make_align_position (int align, int window_size, int image_size) 226make_align_position (int align, int window_size, int image_size)
230{ 227{
231 int diff = window_size - image_size; 228 int diff = window_size - image_size;
232 int smaller = min (image_size, window_size); 229 int smaller = min (image_size, window_size);
233 230
234 if (align >= 0 && align <= 50) 231 if (align >= 0 && align <= 100)
235 return diff * align / 100; 232 return diff * align / 100;
236 else if (align > 50 && align <= 100)
237 return window_size - image_size - diff * (100 - align) / 100;
238 else if (align > 100 && align <= 200 ) 233 else if (align > 100 && align <= 200 )
239 return ((align - 100) * smaller / 100) + window_size - smaller; 234 return ((align - 100) * smaller / 100) + window_size - smaller;
240 else if (align > -100 && align < 0) 235 else if (align >= -100 && align < 0)
241 return ((align + 100) * smaller / 100) - image_size; 236 return ((align + 100) * smaller / 100) - image_size;
242 return 0; 237 return 0;
243} 238}
244 239
245static inline int 240static inline int
246make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size) 241make_clip_rectangle (int pos, int size, int target_size, int &dst_pos, int &dst_size)
247{ 242{
248 int src_pos = 0; 243 int src_pos = 0;
249 dst_pos = 0; 244 dst_pos = pos;
250 dst_size = size; 245 dst_size = size;
251 if (pos < 0) 246 if (pos < 0)
252 { 247 {
253 src_pos = -pos; 248 src_pos = -pos;
249 dst_pos = 0;
254 dst_size += pos; 250 dst_size += pos;
255 } 251 }
256 else if (pos > 0)
257 dst_pos = pos;
258 252
259 if (dst_pos + dst_size > target_size) 253 if (dst_pos + dst_size > target_size)
260 dst_size = target_size - dst_pos; 254 dst_size = target_size - dst_pos;
261 return src_pos; 255 return src_pos;
262} 256}
387 w = h = noScale; 381 w = h = noScale;
388 geom_flags |= WidthValue|HeightValue; 382 geom_flags |= WidthValue|HeightValue;
389 } 383 }
390 else if (CHECK_GEOM_OPS ("propscale")) 384 else if (CHECK_GEOM_OPS ("propscale"))
391 { 385 {
392 if (w == 0 && h == 0)
393 {
394 w = windowScale;
395 geom_flags |= WidthValue;
396 }
397 new_flags |= propScale; 386 new_flags |= propScale;
398 } 387 }
399 else if (CHECK_GEOM_OPS ("hscale")) 388 else if (CHECK_GEOM_OPS ("hscale"))
400 { 389 {
401 if (w == 0) w = windowScale; 390 if (w == 0) w = windowScale;
423 x = y = centerAlign; 412 x = y = centerAlign;
424 geom_flags |= WidthValue|HeightValue|XValue|YValue; 413 geom_flags |= WidthValue|HeightValue|XValue|YValue;
425 } 414 }
426 else if (CHECK_GEOM_OPS ("root")) 415 else if (CHECK_GEOM_OPS ("root"))
427 { 416 {
417 new_flags |= rootAlign;
428 w = h = noScale; 418 w = h = noScale;
429 x = y = rootAlign;
430 geom_flags |= WidthValue|HeightValue|XValue|YValue; 419 geom_flags |= WidthValue|HeightValue;
431 } 420 }
432# undef CHECK_GEOM_OPS 421# undef CHECK_GEOM_OPS
433 422
434 while (*ops != ':' && *ops != '\0') ++ops; 423 while (*ops != ':' && *ops != '\0') ++ops;
435 } /* done parsing ops */ 424 } /* done parsing ops */
456bgPixmap_t::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y) 445bgPixmap_t::get_image_geometry (int image_width, int image_height, int &w, int &h, int &x, int &y)
457{ 446{
458 int target_width = target->szHint.width; 447 int target_width = target->szHint.width;
459 int target_height = target->szHint.height; 448 int target_height = target->szHint.height;
460 449
450 if (flags & propScale)
451 {
452 float scale = (float)target_width / image_width;
453 min_it (scale, (float)target_height / image_height);
454 w = image_width * scale + 0.5;
455 h = image_height * scale + 0.5;
456 }
457 else
458 {
461 w = h_scale * target_width / 100; 459 w = h_scale * target_width / 100;
462 h = v_scale * target_height / 100; 460 h = v_scale * target_height / 100;
461 }
463 462
464 if (h_align == rootAlign || v_align == rootAlign) 463 if (!w) w = image_width;
464 if (!h) h = image_height;
465
466 if (flags & rootAlign)
465 { 467 {
466 target->get_window_origin (x, y); 468 target->get_window_origin (x, y);
467 x = -x; 469 x = -x;
468 y = -y; 470 y = -y;
469 } 471 }
470 472 else
471 if (h_align != rootAlign) 473 {
472 x = make_align_position (h_align, target_width, w > 0 ? w : image_width); 474 x = make_align_position (h_align, target_width, w);
473
474 if (v_align != rootAlign)
475 y = make_align_position (v_align, target_height, h > 0 ? h : image_height); 475 y = make_align_position (v_align, target_height, h);
476 }
476 477
477 flags &= ~sizeSensitive; 478 flags &= ~sizeSensitive;
478 if (h_scale != 0 || v_scale != 0 479 if (h_scale != 0 || v_scale != 0
479 || h_align != 0 || v_align != 0 480 || h_align != 0 || v_align != 0
480 || image_width > target_width || image_height > target_height) 481 || image_width > target_width || image_height > target_height)
541 542
542 if (original_asim) 543 if (original_asim)
543 get_image_geometry (original_asim->width, original_asim->height, w, h, x, y); 544 get_image_geometry (original_asim->width, original_asim->height, w, h, x, y);
544 545
545 if (!original_asim 546 if (!original_asim
547 || (!(flags & rootAlign)
546 || x >= target_width 548 && (x >= target_width
547 || y >= target_height 549 || y >= target_height
548 || (w > 0 && x + w <= 0) 550 || (x + w <= 0)
549 || (h > 0 && y + h <= 0)) 551 || (y + h <= 0))))
550 { 552 {
551 if (background) 553 if (background)
552 { 554 {
553 new_pmap_width = background->width; 555 new_pmap_width = background->width;
554 new_pmap_height = background->height; 556 new_pmap_height = background->height;
568 } 570 }
569 else 571 else
570 { 572 {
571 result = original_asim; 573 result = original_asim;
572 574
573 if ((w > 0 && w != original_asim->width) 575 if ((w != original_asim->width)
574 || (h > 0 && h != original_asim->height)) 576 || (h != original_asim->height))
575 { 577 {
576 result = scale_asimage (target->asv, original_asim, 578 result = scale_asimage (target->asv, original_asim,
577 w > 0 ? w : original_asim->width, 579 w, h,
578 h > 0 ? h : original_asim->height,
579 background ? ASA_ASImage : ASA_XImage, 580 background ? ASA_ASImage : ASA_XImage,
580 100, ASIMAGE_QUALITY_DEFAULT); 581 100, ASIMAGE_QUALITY_DEFAULT);
581 } 582 }
582 583
583 if (background == NULL) 584 if (background == NULL)
761 int w = 0; 762 int w = 0;
762 int h = 0; 763 int h = 0;
763 764
764 get_image_geometry (image_width, image_height, w, h, x, y); 765 get_image_geometry (image_width, image_height, w, h, x, y);
765 766
767 if (!(flags & rootAlign)
766 if (x >= target_width 768 && (x >= target_width
767 || y >= target_height 769 || y >= target_height
768 || (w > 0 && x + w <= 0) 770 || (x + w <= 0)
769 || (h > 0 && y + h <= 0)) 771 || (y + h <= 0)))
770 return false; 772 return false;
771 773
772 result = pixbuf; 774 result = pixbuf;
773 775
774 if ((w > 0 && w != image_width) 776 if ((w != image_width)
775 || (h > 0 && h != image_height)) 777 || (h != image_height))
776 { 778 {
777 result = gdk_pixbuf_scale_simple (pixbuf, 779 result = gdk_pixbuf_scale_simple (pixbuf,
778 w > 0 ? w : image_width, 780 w, h,
779 h > 0 ? h : image_height,
780 GDK_INTERP_BILINEAR); 781 GDK_INTERP_BILINEAR);
781 } 782 }
782 783
783 bool ret = false; 784 bool ret = false;
784 785
1044 flags = (flags & (~tintFlags | tintSet)) | new_flags; 1045 flags = (flags & (~tintFlags | tintSet)) | new_flags;
1045 return true; 1046 return true;
1046 } 1047 }
1047 1048
1048 return false; 1049 return false;
1050}
1051
1052bool
1053bgPixmap_t::tint_pixmap (Pixmap pixmap)
1054{
1055 Window root = target->display->root;
1056 Display *dpy = target->dpy;
1057 int window_width = target->szHint.width;
1058 int window_height = target->szHint.height;
1059 bool ret = false;
1060
1061 if (flags & tintWholesome)
1062 {
1063 XGCValues gcv;
1064 GC gc;
1065
1066 /* In this case we can tint image server-side getting significant
1067 * performance improvements, as we eliminate XImage transfer
1068 */
1069 gcv.foreground = Pixel (tint);
1070 gcv.function = GXand;
1071 gcv.fill_style = FillSolid;
1072 gc = XCreateGC (dpy, root, GCFillStyle | GCForeground | GCFunction, &gcv);
1073 if (gc)
1074 {
1075 XFillRectangle (dpy, pixmap, gc, 0, 0, window_width, window_height);
1076 ret = true;
1077 XFreeGC (dpy, gc);
1078 }
1079 }
1080 else
1081 {
1082# if XFT
1083 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1084
1085 if (flags & tintSet)
1086 tint.get (c);
1087
1088 if (shade > 0 && shade < 100)
1089 {
1090 c.r = (c.r * shade) / 100;
1091 c.g = (c.g * shade) / 100;
1092 c.b = (c.b * shade) / 100;
1093 }
1094 else if (shade > 100 && shade < 200)
1095 {
1096 c.r = (c.r * (200 - shade)) / 100;
1097 c.g = (c.g * (200 - shade)) / 100;
1098 c.b = (c.b * (200 - shade)) / 100;
1099 }
1100
1101 XRenderPictFormat pf;
1102 pf.type = PictTypeDirect;
1103 pf.depth = 32;
1104 pf.direct.redMask = 0xff;
1105 pf.direct.greenMask = 0xff;
1106 pf.direct.blueMask = 0xff;
1107 pf.direct.alphaMask = 0xff;
1108
1109 XRenderPictFormat *solid_format = XRenderFindFormat (dpy,
1110 (PictFormatType|
1111 PictFormatDepth|
1112 PictFormatRedMask|
1113 PictFormatGreenMask|
1114 PictFormatBlueMask|
1115 PictFormatAlphaMask),
1116 &pf,
1117 0);
1118 XRenderPictFormat *root_format = XRenderFindVisualFormat (dpy, DefaultVisualOfScreen (ScreenOfDisplay (dpy, target->display->screen)));
1119 XRenderPictureAttributes pa;
1120
1121 Picture back_pic = XRenderCreatePicture (dpy, pixmap, root_format, 0, &pa);
1122
1123 pa.repeat = True;
1124
1125 Pixmap overlay_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
1126 Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1127 XFreePixmap (dpy, overlay_pmap);
1128
1129 pa.component_alpha = True;
1130 Pixmap mask_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
1131 Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
1132 XFreePixmap (dpy, mask_pmap);
1133
1134 if (mask_pic && overlay_pic && back_pic)
1135 {
1136 XRenderColor mask_c;
1137
1138 memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof (mask_c));
1139 mask_c.alpha = 0xffff;
1140 XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1141
1142 mask_c.alpha = 0;
1143 mask_c.red = 0xffff - c.r;
1144 mask_c.green = 0xffff - c.g;
1145 mask_c.blue = 0xffff - c.b;
1146 XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1147 XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, window_width, window_height);
1148 ret = true;
1149 }
1150
1151 XRenderFreePicture (dpy, mask_pic);
1152 XRenderFreePicture (dpy, overlay_pic);
1153 XRenderFreePicture (dpy, back_pic);
1154# if DO_TIMING_TEST
1155 XSync (dpy, False);
1156# endif
1157# endif
1158 }
1159
1160 return ret;
1049} 1161}
1050 1162
1051/* make_transparency_pixmap() 1163/* make_transparency_pixmap()
1052 * Builds a pixmap sized the same as terminal window, with depth same as the root window 1164 * Builds a pixmap sized the same as terminal window, with depth same as the root window
1053 * that pixmap contains tiled portion of the root pixmap that is supposed to be covered by 1165 * that pixmap contains tiled portion of the root pixmap that is supposed to be covered by
1183 { 1295 {
1184 if (!need_client_side_rendering ()) 1296 if (!need_client_side_rendering ())
1185 { 1297 {
1186 if ((flags & tintNeeded)) 1298 if ((flags & tintNeeded))
1187 { 1299 {
1188 if (flags & tintWholesome) 1300 if (tint_pixmap (tiled_root_pmap))
1189 {
1190 /* In this case we can tint image server-side getting significant
1191 * performance improvements, as we eliminate XImage transfer
1192 */
1193 gcv.foreground = Pixel (tint);
1194 gcv.function = GXand;
1195 gcv.fill_style = FillSolid;
1196 if (gc)
1197 XChangeGC (dpy, gc, GCFillStyle | GCForeground | GCFunction, &gcv);
1198 else
1199 gc = XCreateGC (dpy, root, GCFillStyle | GCForeground | GCFunction, &gcv);
1200 if (gc)
1201 {
1202 XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
1203 result |= transpPmapTinted; 1301 result |= transpPmapTinted;
1204 }
1205 }
1206 else
1207 {
1208# if XFT
1209 Picture back_pic = 0;
1210 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1211
1212 if (flags & tintSet)
1213 tint.get (c);
1214
1215 if (shade > 0 && shade < 100)
1216 {
1217 c.r = (c.r * shade) / 100;
1218 c.g = (c.g * shade) / 100;
1219 c.b = (c.b * shade) / 100;
1220 }
1221 else if (shade > 100 && shade < 200)
1222 {
1223 c.r = (c.r * (200 - shade)) / 100;
1224 c.g = (c.g * (200 - shade)) / 100;
1225 c.b = (c.b * (200 - shade)) / 100;
1226 }
1227
1228 XRenderPictFormat pf;
1229 pf.type = PictTypeDirect;
1230 pf.depth = 32;
1231 pf.direct.redMask = 0xff;
1232 pf.direct.greenMask = 0xff;
1233 pf.direct.blueMask = 0xff;
1234 pf.direct.alphaMask = 0xff;
1235
1236 XRenderPictFormat *solid_format = XRenderFindFormat (dpy,
1237 (PictFormatType|
1238 PictFormatDepth|
1239 PictFormatRedMask|
1240 PictFormatGreenMask|
1241 PictFormatBlueMask|
1242 PictFormatAlphaMask),
1243 &pf,
1244 0);
1245 XRenderPictFormat *root_format = XRenderFindVisualFormat (dpy, DefaultVisualOfScreen (ScreenOfDisplay (dpy, target->display->screen)));
1246 XRenderPictureAttributes pa ;
1247
1248 back_pic = XRenderCreatePicture (dpy, tiled_root_pmap, root_format, 0, &pa);
1249
1250 pa.repeat = True;
1251
1252 Pixmap overlay_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
1253 Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1254 XFreePixmap (dpy, overlay_pmap);
1255
1256 pa.component_alpha = True;
1257 Pixmap mask_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
1258 Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
1259 XFreePixmap (dpy, mask_pmap);
1260
1261 if (mask_pic && overlay_pic && back_pic)
1262 {
1263 XRenderColor mask_c;
1264
1265 memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof (mask_c));
1266 mask_c.alpha = 0xffff;
1267 XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1268
1269 mask_c.alpha = 0;
1270 mask_c.red = 0xffff - c.r;
1271 mask_c.green = 0xffff - c.g;
1272 mask_c.blue = 0xffff - c.b;
1273 XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1274 XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, window_width, window_height);
1275 result |= transpPmapTinted;
1276 }
1277
1278 XRenderFreePicture (dpy, mask_pic);
1279 XRenderFreePicture (dpy, overlay_pic);
1280 XRenderFreePicture (dpy, back_pic);
1281# if DO_TIMING_TEST
1282 XSync (dpy, False);
1283# endif
1284# endif
1285 }
1286 } 1302 }
1287 } /* server side rendering completed */ 1303 } /* server side rendering completed */
1288 1304
1289 if (pixmap) 1305 if (pixmap)
1290 XFreePixmap (dpy, pixmap); 1306 XFreePixmap (dpy, pixmap);

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