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Comparing rxvt-unicode/src/background.C (file contents):
Revision 1.146 by sf-exg, Sat Jan 29 17:50:31 2011 UTC vs.
Revision 1.155 by sf-exg, Mon May 30 18:39:02 2011 UTC

1/*----------------------------------------------------------------------* 1/*----------------------------------------------------------------------*
2 * File: background.C - former xpm.C 2 * File: background.C - former xpm.C
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 <pcg@goof.com> 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 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
… …
620 else if (depth == 15 || depth == 16) 620 else if (depth == 15 || depth == 16)
621 bytes_per_pixel = 2; 621 bytes_per_pixel = 2;
622 else 622 else
623 return false; 623 return false;
624 624
625 width_r = rxvt_popcount (visual->red_mask); 625 width_r = ecb_popcount32 (visual->red_mask);
626 width_g = rxvt_popcount (visual->green_mask); 626 width_g = ecb_popcount32 (visual->green_mask);
627 width_b = rxvt_popcount (visual->blue_mask); 627 width_b = ecb_popcount32 (visual->blue_mask);
628 628
629 if (width_r > 8 || width_g > 8 || width_b > 8) 629 if (width_r > 8 || width_g > 8 || width_b > 8)
630 return false; 630 return false;
631 631
632 sh_r = rxvt_ctz (visual->red_mask); 632 sh_r = ecb_ctz32 (visual->red_mask);
633 sh_g = rxvt_ctz (visual->green_mask); 633 sh_g = ecb_ctz32 (visual->green_mask);
634 sh_b = rxvt_ctz (visual->blue_mask); 634 sh_b = ecb_ctz32 (visual->blue_mask);
635 635
636 if (width > INT_MAX / height / bytes_per_pixel) 636 if (width > INT_MAX / height / bytes_per_pixel)
637 return false; 637 return false;
638 638
639 data = (char *)malloc (width * height * bytes_per_pixel); 639 data = (char *)malloc (width * height * bytes_per_pixel);
… …
646 { 646 {
647 free (data); 647 free (data);
648 return false; 648 return false;
649 } 649 }
650 650
651 ximage->byte_order = byteorder::big_endian () ? MSBFirst : LSBFirst; 651 ximage->byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
652 652
653 rowstride = gdk_pixbuf_get_rowstride (pixbuf); 653 rowstride = gdk_pixbuf_get_rowstride (pixbuf);
654 channels = gdk_pixbuf_get_n_channels (pixbuf); 654 channels = gdk_pixbuf_get_n_channels (pixbuf);
655 row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels; 655 row = gdk_pixbuf_get_pixels (pixbuf) + src_y * rowstride + src_x * channels;
656 line = data; 656 line = data;
… …
723 result = gdk_pixbuf_scale_simple (pixbuf, 723 result = gdk_pixbuf_scale_simple (pixbuf,
724 w, h, 724 w, h,
725 GDK_INTERP_BILINEAR); 725 GDK_INTERP_BILINEAR);
726 } 726 }
727 727
728 if (!result)
729 return false;
730
728 bool ret = false; 731 bool ret = false;
729 732
730 if (result)
731 {
732 XGCValues gcv; 733 XGCValues gcv;
733 GC gc; 734 GC gc;
734 Pixmap root_pmap; 735 Pixmap root_pmap;
735 736
736 image_width = gdk_pixbuf_get_width (result); 737 image_width = gdk_pixbuf_get_width (result);
737 image_height = gdk_pixbuf_get_height (result); 738 image_height = gdk_pixbuf_get_height (result);
738 739
739 if (tr_flags) 740 if (tr_flags)
740 { 741 {
741 root_pmap = bg_pixmap; 742 root_pmap = bg_pixmap;
742 bg_pixmap = None; 743 bg_pixmap = None;
743 } 744 }
744 else 745 else
745 { 746 {
746 if (h_scale == 0 || v_scale == 0) 747 if (h_scale == 0 || v_scale == 0)
747 { 748 {
748 new_pmap_width = min (image_width, target_width); 749 new_pmap_width = min (image_width, target_width);
749 new_pmap_height = min (image_height, target_height); 750 new_pmap_height = min (image_height, target_height);
750 } 751 }
751 } 752 }
752 753
753 if (bg_pixmap == None 754 if (bg_pixmap == None
754 || bg_pmap_width != new_pmap_width 755 || bg_pmap_width != new_pmap_width
755 || bg_pmap_height != new_pmap_height) 756 || bg_pmap_height != new_pmap_height)
756 { 757 {
757 if (bg_pixmap) 758 if (bg_pixmap)
758 XFreePixmap (dpy, bg_pixmap); 759 XFreePixmap (dpy, bg_pixmap);
759 bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth); 760 bg_pixmap = XCreatePixmap (dpy, vt, new_pmap_width, new_pmap_height, depth);
760 bg_pmap_width = new_pmap_width; 761 bg_pmap_width = new_pmap_width;
761 bg_pmap_height = new_pmap_height; 762 bg_pmap_height = new_pmap_height;
762 } 763 }
763 764
764 gcv.foreground = pix_colors[Color_bg]; 765 gcv.foreground = pix_colors[Color_bg];
765 gc = XCreateGC (dpy, vt, GCForeground, &gcv); 766 gc = XCreateGC (dpy, vt, GCForeground, &gcv);
766 767
768 if (gc)
769 {
767 if (h_scale == 0 || v_scale == 0) 770 if (h_scale == 0 || v_scale == 0)
768 { 771 {
769 Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth); 772 Pixmap tile = XCreatePixmap (dpy, vt, image_width, image_height, depth);
770 pixbuf_to_pixmap (result, tile, gc, 773 pixbuf_to_pixmap (result, tile, gc,
771 0, 0, 774 0, 0,
… …
816 Pixmap mask_pmap = XCreatePixmap (dpy, vt, 1, 1, 8); 819 Pixmap mask_pmap = XCreatePixmap (dpy, vt, 1, 1, 8);
817 XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8); 820 XRenderPictFormat *mask_format = XRenderFindStandardFormat (dpy, PictStandardA8);
818 Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa); 821 Picture mask = XRenderCreatePicture (dpy, mask_pmap, mask_format, CPRepeat, &pa);
819 XFreePixmap (dpy, mask_pmap); 822 XFreePixmap (dpy, mask_pmap);
820 823
821 if (src && dst && mask)
822 {
823 XRenderColor mask_c; 824 XRenderColor mask_c;
824 825
825 mask_c.alpha = 0x8000; 826 mask_c.alpha = 0x8000;
826 mask_c.red = 0; 827 mask_c.red = 0;
827 mask_c.green = 0; 828 mask_c.green = 0;
828 mask_c.blue = 0; 829 mask_c.blue = 0;
829 XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1); 830 XRenderFillRectangle (dpy, PictOpSrc, mask, &mask_c, 0, 0, 1, 1);
830 XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height); 831 XRenderComposite (dpy, PictOpOver, src, mask, dst, 0, 0, 0, 0, 0, 0, target_width, target_height);
831 }
832 832
833 XRenderFreePicture (dpy, src); 833 XRenderFreePicture (dpy, src);
834 XRenderFreePicture (dpy, dst); 834 XRenderFreePicture (dpy, dst);
835 XRenderFreePicture (dpy, mask); 835 XRenderFreePicture (dpy, mask);
836
837 XFreePixmap (dpy, root_pmap);
838 } 836 }
839#endif 837#endif
840 838
841 if (result != pixbuf)
842 g_object_unref (result);
843
844 XFreeGC (dpy, gc); 839 XFreeGC (dpy, gc);
845 840
846 ret = true; 841 ret = true;
847 } 842 }
843
844 if (result != pixbuf)
845 g_object_unref (result);
846
847 if (tr_flags)
848 XFreePixmap (dpy, root_pmap);
848 849
849 return ret; 850 return ret;
850} 851}
851# endif /* HAVE_PIXBUF */ 852# endif /* HAVE_PIXBUF */
852 853
… …
1036 XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual); 1037 XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1037 1038
1038 Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa); 1039 Picture src = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
1039 Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa); 1040 Picture dst = XRenderCreatePicture (dpy, pixmap, format, 0, &pa);
1040 1041
1041 if (kernel && params && src && dst) 1042 if (kernel && params)
1042 { 1043 {
1043 if (h_blurRadius) 1044 if (h_blurRadius)
1044 { 1045 {
1045 size = h_blurRadius * 2 + 1; 1046 size = h_blurRadius * 2 + 1;
1046 get_gaussian_kernel (h_blurRadius, size, kernel, params); 1047 get_gaussian_kernel (h_blurRadius, size, kernel, params);
… …
1111 } 1112 }
1112 } 1113 }
1113 else 1114 else
1114 { 1115 {
1115# if XRENDER 1116# if XRENDER
1116 rgba c (rgba::MAX_CC,rgba::MAX_CC,rgba::MAX_CC); 1117 rgba c (rgba::MAX_CC, rgba::MAX_CC, rgba::MAX_CC);
1117 1118
1118 if (bg_flags & BG_TINT_SET) 1119 if (bg_flags & BG_TINT_SET)
1119 tint.get (c); 1120 tint.get (c);
1120 1121
1121 if (shade <= 100) 1122 if (shade <= 100)
1122 { 1123 {
1123 c.r = (c.r * shade) / 100; 1124 c.r = c.r * shade / 100;
1124 c.g = (c.g * shade) / 100; 1125 c.g = c.g * shade / 100;
1125 c.b = (c.b * shade) / 100; 1126 c.b = c.b * shade / 100;
1126 } 1127 }
1127 else 1128 else
1128 { 1129 {
1129 c.r = (c.r * (200 - shade)) / 100; 1130 c.r = c.r * (200 - shade) / 100;
1130 c.g = (c.g * (200 - shade)) / 100; 1131 c.g = c.g * (200 - shade) / 100;
1131 c.b = (c.b * (200 - shade)) / 100; 1132 c.b = c.b * (200 - shade) / 100;
1132 } 1133 }
1133 1134
1134 XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32); 1135 XRenderPictFormat *solid_format = XRenderFindStandardFormat (dpy, PictStandardARGB32);
1135 XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual); 1136 XRenderPictFormat *format = XRenderFindVisualFormat (dpy, visual);
1136 XRenderPictureAttributes pa; 1137 XRenderPictureAttributes pa;
… …
1143 Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa); 1144 Picture overlay_pic = XRenderCreatePicture (dpy, overlay_pmap, solid_format, CPRepeat, &pa);
1144 XFreePixmap (dpy, overlay_pmap); 1145 XFreePixmap (dpy, overlay_pmap);
1145 1146
1146 pa.component_alpha = True; 1147 pa.component_alpha = True;
1147 Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32); 1148 Pixmap mask_pmap = XCreatePixmap (dpy, pixmap, 1, 1, 32);
1148 Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat|CPComponentAlpha, &pa); 1149 Picture mask_pic = XRenderCreatePicture (dpy, mask_pmap, solid_format, CPRepeat | CPComponentAlpha, &pa);
1149 XFreePixmap (dpy, mask_pmap); 1150 XFreePixmap (dpy, mask_pmap);
1150 1151
1151 if (mask_pic && overlay_pic && back_pic)
1152 {
1153 XRenderColor mask_c; 1152 XRenderColor mask_c;
1154 1153
1155 mask_c.red = mask_c.green = mask_c.blue = 0;
1156 mask_c.alpha = 0xffff; 1154 mask_c.alpha = 0xffff;
1155 mask_c.red =
1156 mask_c.green =
1157 mask_c.blue = 0;
1158 XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1159
1160 mask_c.alpha = 0;
1161 mask_c.red = 0xffff - c.r;
1162 mask_c.green = 0xffff - c.g;
1163 mask_c.blue = 0xffff - c.b;
1164 XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1165 XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
1166
1167 if (shade > 100)
1168 {
1169 mask_c.red = mask_c.green = mask_c.blue = 0xffff * (shade - 100) / 100;
1170 mask_c.alpha = 0;
1157 XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1); 1171 XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1158 1172
1159 mask_c.alpha = 0;
1160 mask_c.red = 0xffff - c.r;
1161 mask_c.green = 0xffff - c.g;
1162 mask_c.blue = 0xffff - c.b;
1163 XRenderFillRectangle (dpy, PictOpSrc, mask_pic, &mask_c, 0, 0, 1, 1);
1164 XRenderComposite (dpy, PictOpOver, overlay_pic, mask_pic, back_pic, 0, 0, 0, 0, 0, 0, width, height);
1165
1166 if (shade > 100)
1167 {
1168 mask_c.red = mask_c.green = mask_c.blue = 0xffff * (shade - 100) / 100;
1169 mask_c.alpha = 0;
1170 XRenderFillRectangle (dpy, PictOpSrc, overlay_pic, &mask_c, 0, 0, 1, 1);
1171
1172 XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height); 1173 XRenderComposite (dpy, PictOpOver, overlay_pic, None, back_pic, 0, 0, 0, 0, 0, 0, width, height);
1173 } 1174 }
1174 1175
1175 ret = true; 1176 ret = true;
1176 }
1177 1177
1178 XRenderFreePicture (dpy, mask_pic); 1178 XRenderFreePicture (dpy, mask_pic);
1179 XRenderFreePicture (dpy, overlay_pic); 1179 XRenderFreePicture (dpy, overlay_pic);
1180 XRenderFreePicture (dpy, back_pic); 1180 XRenderFreePicture (dpy, back_pic);
1181# endif 1181# endif
1182 } 1182 }
1183 1183
1184 return ret; 1184 return ret;
1185} 1185}
1186 1186
1187/* make_transparency_pixmap() 1187/*
1188 * Builds a pixmap of the same size as the terminal window that contains 1188 * Builds a pixmap of the same size as the terminal window that contains
1189 * the tiled portion of the root pixmap that is supposed to be covered by 1189 * the tiled portion of the root pixmap that is supposed to be covered by
1190 * our window. 1190 * our window.
1191 */ 1191 */
1192unsigned long 1192unsigned long
… …
1236 if (root_pixmap != None && root_depth != depth) 1236 if (root_pixmap != None && root_depth != depth)
1237 { 1237 {
1238#if XRENDER 1238#if XRENDER
1239 if (bg_flags & BG_HAS_RENDER) 1239 if (bg_flags & BG_HAS_RENDER)
1240 { 1240 {
1241 recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);
1242
1241 XRenderPictureAttributes pa; 1243 XRenderPictureAttributes pa;
1242 1244
1243 XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen)); 1245 XRenderPictFormat *src_format = XRenderFindVisualFormat (dpy, DefaultVisual (dpy, screen));
1244 Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa); 1246 Picture src = XRenderCreatePicture (dpy, root_pixmap, src_format, 0, &pa);
1245 1247
1246 recoded_root_pmap = XCreatePixmap (dpy, vt, root_pmap_width, root_pmap_height, depth);
1247 XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual); 1248 XRenderPictFormat *dst_format = XRenderFindVisualFormat (dpy, visual);
1248 Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa); 1249 Picture dst = XRenderCreatePicture (dpy, recoded_root_pmap, dst_format, 0, &pa);
1249 1250
1250 if (src && dst)
1251 XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height); 1251 XRenderComposite (dpy, PictOpSrc, src, None, dst, 0, 0, 0, 0, 0, 0, root_pmap_width, root_pmap_height);
1252 else
1253 {
1254 XFreePixmap (dpy, recoded_root_pmap);
1255 root_pixmap = None;
1256 }
1257 1252
1258 XRenderFreePicture (dpy, src); 1253 XRenderFreePicture (dpy, src);
1259 XRenderFreePicture (dpy, dst); 1254 XRenderFreePicture (dpy, dst);
1260 } 1255 }
1261 else 1256 else
1262#endif 1257#endif
1263 root_pixmap = None; 1258 recoded_root_pmap = None;
1264 } 1259 }
1265 1260
1266 if (root_pixmap == None) 1261 if (recoded_root_pmap == None)
1267 return 0; 1262 return 0;
1268 1263
1269 if (bg_pixmap == None 1264 if (bg_pixmap == None
1270 || bg_pmap_width != window_width 1265 || bg_pmap_width != window_width
1271 || bg_pmap_height != window_height) 1266 || bg_pmap_height != window_height)
… …
1275 bg_pixmap = XCreatePixmap (dpy, vt, window_width, window_height, depth); 1270 bg_pixmap = XCreatePixmap (dpy, vt, window_width, window_height, depth);
1276 bg_pmap_width = window_width; 1271 bg_pmap_width = window_width;
1277 bg_pmap_height = window_height; 1272 bg_pmap_height = window_height;
1278 } 1273 }
1279 1274
1280 if (bg_pixmap == None)
1281 return 0;
1282
1283 /* straightforward pixmap copy */ 1275 /* straightforward pixmap copy */
1284 while (sx < 0) sx += (int)root_width; 1276 while (sx < 0) sx += root_width;
1285 while (sy < 0) sy += (int)root_height; 1277 while (sy < 0) sy += root_height;
1286 1278
1287 gcv.tile = recoded_root_pmap; 1279 gcv.tile = recoded_root_pmap;
1288 gcv.fill_style = FillTiled; 1280 gcv.fill_style = FillTiled;
1289 gcv.ts_x_origin = -sx; 1281 gcv.ts_x_origin = -sx;
1290 gcv.ts_y_origin = -sy; 1282 gcv.ts_y_origin = -sy;
… …
1447 uint32_t mask_r, mask_g, mask_b; 1439 uint32_t mask_r, mask_g, mask_b;
1448 uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b; 1440 uint32_t *lookup, *lookup_r, *lookup_g, *lookup_b;
1449 rgba low; 1441 rgba low;
1450 rgba high; 1442 rgba high;
1451 int i; 1443 int i;
1452 int host_byte_order = byteorder::big_endian () ? MSBFirst : LSBFirst; 1444 int host_byte_order = ecb_big_endian () ? MSBFirst : LSBFirst;
1453 1445
1454 if (visual->c_class != TrueColor || ximage->format != ZPixmap) return; 1446 if (visual->c_class != TrueColor || ximage->format != ZPixmap) return;
1455 1447
1456 /* for convenience */ 1448 /* for convenience */
1457 mask_r = visual->red_mask; 1449 mask_r = visual->red_mask;

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