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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.60 by sf-exg, Sun Oct 3 20:41:32 2010 UTC vs.
Revision 1.68 by sf-exg, Mon Oct 4 21:57:41 2010 UTC

138# endif 138# endif
139 139
140# ifdef BG_IMAGE_FROM_FILE 140# ifdef BG_IMAGE_FROM_FILE
141 if (have_image) 141 if (have_image)
142 { 142 {
143 if (h_scale != 0 || v_scale != 0 143 if (flags & sizeSensitive)
144 || h_align != 0 || v_align != 0)
145 return true; 144 return true;
146 } 145 }
147# endif 146# endif
148 147
149 return false; 148 return false;
158# endif 157# endif
159 158
160# ifdef BG_IMAGE_FROM_FILE 159# ifdef BG_IMAGE_FROM_FILE
161 if (have_image) 160 if (have_image)
162 { 161 {
163 if (h_align == rootAlign || v_align == rootAlign) 162 if (flags & rootAlign)
164 return true; 163 return true;
165 } 164 }
166# endif 165# endif
167 166
168 return false; 167 return false;
208static inline bool 207static inline bool
209check_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)
210{ 209{
211 if (geom_flags & flag) 210 if (geom_flags & flag)
212 { 211 {
213 if (new_value != bgPixmap_t::rootAlign)
214 {
215 if (new_value < -100) 212 if (new_value < -100)
216 new_value = -100; 213 new_value = -100;
217 else if (new_value > 200) 214 else if (new_value > 200)
218 new_value = 200; 215 new_value = 200;
219 }
220 if (new_value != align) 216 if (new_value != align)
221 { 217 {
222 align = new_value; 218 align = new_value;
223 return true; 219 return true;
224 } 220 }
230make_align_position (int align, int window_size, int image_size) 226make_align_position (int align, int window_size, int image_size)
231{ 227{
232 int diff = window_size - image_size; 228 int diff = window_size - image_size;
233 int smaller = min (image_size, window_size); 229 int smaller = min (image_size, window_size);
234 230
235 if (align >= 0 && align <= 50) 231 if (align >= 0 && align <= 100)
236 return diff * align / 100; 232 return diff * align / 100;
237 else if (align > 50 && align <= 100)
238 return window_size - image_size - diff * (100 - align) / 100;
239 else if (align > 100 && align <= 200 ) 233 else if (align > 100 && align <= 200 )
240 return ((align - 100) * smaller / 100) + window_size - smaller; 234 return ((align - 100) * smaller / 100) + window_size - smaller;
241 else if (align > -100 && align < 0) 235 else if (align >= -100 && align < 0)
242 return ((align + 100) * smaller / 100) - image_size; 236 return ((align + 100) * smaller / 100) - image_size;
243 return 0; 237 return 0;
244} 238}
245 239
246static inline int 240static inline int
247make_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)
248{ 242{
249 int src_pos = 0; 243 int src_pos = 0;
250 dst_pos = 0; 244 dst_pos = pos;
251 dst_size = size; 245 dst_size = size;
252 if (pos < 0) 246 if (pos < 0)
253 { 247 {
254 src_pos = -pos; 248 src_pos = -pos;
249 dst_pos = 0;
255 dst_size += pos; 250 dst_size += pos;
256 } 251 }
257 else if (pos > 0)
258 dst_pos = pos;
259 252
260 if (dst_pos + dst_size > target_size) 253 if (dst_pos + dst_size > target_size)
261 dst_size = target_size - dst_pos; 254 dst_size = target_size - dst_pos;
262 return src_pos; 255 return src_pos;
263} 256}
388 w = h = noScale; 381 w = h = noScale;
389 geom_flags |= WidthValue|HeightValue; 382 geom_flags |= WidthValue|HeightValue;
390 } 383 }
391 else if (CHECK_GEOM_OPS ("propscale")) 384 else if (CHECK_GEOM_OPS ("propscale"))
392 { 385 {
393 if (w == 0 && h == 0)
394 {
395 w = windowScale;
396 geom_flags |= WidthValue;
397 }
398 new_flags |= propScale; 386 new_flags |= propScale;
399 } 387 }
400 else if (CHECK_GEOM_OPS ("hscale")) 388 else if (CHECK_GEOM_OPS ("hscale"))
401 { 389 {
402 if (w == 0) w = windowScale; 390 if (w == 0) w = windowScale;
424 x = y = centerAlign; 412 x = y = centerAlign;
425 geom_flags |= WidthValue|HeightValue|XValue|YValue; 413 geom_flags |= WidthValue|HeightValue|XValue|YValue;
426 } 414 }
427 else if (CHECK_GEOM_OPS ("root")) 415 else if (CHECK_GEOM_OPS ("root"))
428 { 416 {
417 new_flags |= rootAlign;
429 w = h = noScale; 418 w = h = noScale;
430 x = y = rootAlign;
431 geom_flags |= WidthValue|HeightValue|XValue|YValue; 419 geom_flags |= WidthValue|HeightValue;
432 } 420 }
433# undef CHECK_GEOM_OPS 421# undef CHECK_GEOM_OPS
434 422
435 while (*ops != ':' && *ops != '\0') ++ops; 423 while (*ops != ':' && *ops != '\0') ++ops;
436 } /* done parsing ops */ 424 } /* done parsing ops */
457bgPixmap_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)
458{ 446{
459 int target_width = target->szHint.width; 447 int target_width = target->szHint.width;
460 int target_height = target->szHint.height; 448 int target_height = target->szHint.height;
461 449
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 {
462 w = h_scale * target_width / 100; 459 w = h_scale * target_width / 100;
463 h = v_scale * target_height / 100; 460 h = v_scale * target_height / 100;
461 }
464 462
465 if (h_align == rootAlign || v_align == rootAlign) 463 if (!w) w = image_width;
464 if (!h) h = image_height;
465
466 if (flags & rootAlign)
466 { 467 {
467 target->get_window_origin (x, y); 468 target->get_window_origin (x, y);
468 x = -x; 469 x = -x;
469 y = -y; 470 y = -y;
470 } 471 }
471 472 else
472 if (h_align != rootAlign) 473 {
473 x = make_align_position (h_align, target_width, w > 0 ? w : image_width); 474 x = make_align_position (h_align, target_width, w);
474
475 if (v_align != rootAlign)
476 y = make_align_position (v_align, target_height, h > 0 ? h : image_height); 475 y = make_align_position (v_align, target_height, h);
476 }
477
478 flags &= ~sizeSensitive;
479 if (h_scale != 0 || v_scale != 0
480 || h_align != 0 || v_align != 0
481 || image_width > target_width || image_height > target_height)
482 flags |= sizeSensitive;
477} 483}
478 484
479# ifdef HAVE_AFTERIMAGE 485# ifdef HAVE_AFTERIMAGE
480bool 486bool
481bgPixmap_t::render_image (unsigned long background_flags) 487bgPixmap_t::render_image (unsigned long background_flags)
536 542
537 if (original_asim) 543 if (original_asim)
538 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);
539 545
540 if (!original_asim 546 if (!original_asim
547 || (!(flags & rootAlign)
541 || x >= target_width 548 && (x >= target_width
542 || y >= target_height 549 || y >= target_height
543 || (w > 0 && x + w <= 0) 550 || (x + w <= 0)
544 || (h > 0 && y + h <= 0)) 551 || (y + h <= 0))))
545 { 552 {
546 if (background) 553 if (background)
547 { 554 {
548 new_pmap_width = background->width; 555 new_pmap_width = background->width;
549 new_pmap_height = background->height; 556 new_pmap_height = background->height;
563 } 570 }
564 else 571 else
565 { 572 {
566 result = original_asim; 573 result = original_asim;
567 574
568 if ((w > 0 && w != original_asim->width) 575 if ((w != original_asim->width)
569 || (h > 0 && h != original_asim->height)) 576 || (h != original_asim->height))
570 { 577 {
571 result = scale_asimage (target->asv, original_asim, 578 result = scale_asimage (target->asv, original_asim,
572 w > 0 ? w : original_asim->width, 579 w, h,
573 h > 0 ? h : original_asim->height,
574 background ? ASA_ASImage : ASA_XImage, 580 background ? ASA_ASImage : ASA_XImage,
575 100, ASIMAGE_QUALITY_DEFAULT); 581 100, ASIMAGE_QUALITY_DEFAULT);
576 } 582 }
577 583
578 if (background == NULL) 584 if (background == NULL)
756 int w = 0; 762 int w = 0;
757 int h = 0; 763 int h = 0;
758 764
759 get_image_geometry (image_width, image_height, w, h, x, y); 765 get_image_geometry (image_width, image_height, w, h, x, y);
760 766
767 if (!(flags & rootAlign)
761 if (x >= target_width 768 && (x >= target_width
762 || y >= target_height 769 || y >= target_height
763 || (w > 0 && x + w <= 0) 770 || (x + w <= 0)
764 || (h > 0 && y + h <= 0)) 771 || (y + h <= 0)))
765 return false; 772 return false;
766 773
767 result = pixbuf; 774 result = pixbuf;
768 775
769 if ((w > 0 && w != image_width) 776 if ((w != image_width)
770 || (h > 0 && h != image_height)) 777 || (h != image_height))
771 { 778 {
772 result = gdk_pixbuf_scale_simple (pixbuf, 779 result = gdk_pixbuf_scale_simple (pixbuf,
773 w > 0 ? w : image_width, 780 w, h,
774 h > 0 ? h : image_height,
775 GDK_INTERP_BILINEAR); 781 GDK_INTERP_BILINEAR);
776 } 782 }
777 783
778 bool ret = false; 784 bool ret = false;
779 785
1039 flags = (flags & (~tintFlags | tintSet)) | new_flags; 1045 flags = (flags & (~tintFlags | tintSet)) | new_flags;
1040 return true; 1046 return true;
1041 } 1047 }
1042 1048
1043 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;
1044} 1161}
1045 1162
1046/* make_transparency_pixmap() 1163/* make_transparency_pixmap()
1047 * 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
1048 * 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
1178 { 1295 {
1179 if (!need_client_side_rendering ()) 1296 if (!need_client_side_rendering ())
1180 { 1297 {
1181 if ((flags & tintNeeded)) 1298 if ((flags & tintNeeded))
1182 { 1299 {
1183 if (flags & tintWholesome) 1300 if (tint_pixmap (tiled_root_pmap))
1184 {
1185 /* In this case we can tint image server-side getting significant
1186 * performance improvements, as we eliminate XImage transfer
1187 */
1188 gcv.foreground = Pixel (tint);
1189 gcv.function = GXand;
1190 gcv.fill_style = FillSolid;
1191 if (gc)
1192 XChangeGC (dpy, gc, GCFillStyle | GCForeground | GCFunction, &gcv);
1193 else
1194 gc = XCreateGC (dpy, root, GCFillStyle | GCForeground | GCFunction, &gcv);
1195 if (gc)
1196 {
1197 XFillRectangle (dpy, tiled_root_pmap, gc, 0, 0, window_width, window_height);
1198 result |= transpPmapTinted; 1301 result |= transpPmapTinted;
1199 }
1200 }
1201 else
1202 {
1203# if XFT
1204 Picture back_pic = 0;
1205 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC);
1206
1207 if (flags & tintSet)
1208 tint.get (c);
1209
1210 if (shade > 0 && shade < 100)
1211 {
1212 c.r = (c.r * shade) / 100;
1213 c.g = (c.g * shade) / 100;
1214 c.b = (c.b * shade) / 100;
1215 }
1216 else if (shade > 100 && shade < 200)
1217 {
1218 c.r = (c.r * (200 - shade)) / 100;
1219 c.g = (c.g * (200 - shade)) / 100;
1220 c.b = (c.b * (200 - shade)) / 100;
1221 }
1222
1223 XRenderPictFormat pf;
1224 pf.type = PictTypeDirect;
1225 pf.depth = 32;
1226 pf.direct.redMask = 0xff;
1227 pf.direct.greenMask = 0xff;
1228 pf.direct.blueMask = 0xff;
1229 pf.direct.alphaMask = 0xff;
1230
1231 XRenderPictFormat *solid_format = XRenderFindFormat (dpy,
1232 (PictFormatType|
1233 PictFormatDepth|
1234 PictFormatRedMask|
1235 PictFormatGreenMask|
1236 PictFormatBlueMask|
1237 PictFormatAlphaMask),
1238 &pf,
1239 0);
1240 XRenderPictFormat *root_format = XRenderFindVisualFormat (dpy, DefaultVisualOfScreen (ScreenOfDisplay (dpy, target->display->screen)));
1241 XRenderPictureAttributes pa ;
1242
1243 back_pic = XRenderCreatePicture (dpy, tiled_root_pmap, root_format, 0, &pa);
1244
1245 pa.repeat = True;
1246
1247 Pixmap overlay_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
1248 Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1249 XFreePixmap (dpy, overlay_pmap);
1250
1251 pa.component_alpha = True;
1252 Pixmap mask_pmap = XCreatePixmap (dpy, root, 1, 1, 32);
1253 Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa);
1254 XFreePixmap (dpy, mask_pmap);
1255
1256 if (mask_pic && overlay_pic && back_pic)
1257 {
1258 XRenderColor mask_c;
1259
1260 memset (&mask_c, (shade > 100) ? 0xFF : 0x0, sizeof (mask_c));
1261 mask_c.alpha = 0xffff;
1262 XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1263
1264 mask_c.alpha = 0;
1265 mask_c.red = 0xffff - c.r;
1266 mask_c.green = 0xffff - c.g;
1267 mask_c.blue = 0xffff - c.b;
1268 XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1269 XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, window_width, window_height);
1270 result |= transpPmapTinted;
1271 }
1272
1273 XRenderFreePicture (dpy, mask_pic);
1274 XRenderFreePicture (dpy, overlay_pic);
1275 XRenderFreePicture (dpy, back_pic);
1276# if DO_TIMING_TEST
1277 XSync (dpy, False);
1278# endif
1279# endif
1280 }
1281 } 1302 }
1282 } /* server side rendering completed */ 1303 } /* server side rendering completed */
1283 1304
1284 if (pixmap) 1305 if (pixmap)
1285 XFreePixmap (dpy, pixmap); 1306 XFreePixmap (dpy, pixmap);

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