ALT Linux Bugzilla – Full Text Bug Listing
| Summary: | dot output is inconsistent across architectures | ||
|---|---|---|---|
| Product: | Sisyphus | Reporter: | Dmitry V. Levin <ldv> |
| Component: | graphviz | Assignee: | Michael Shigorin <mike> |
| Status: | CLOSED FIXED | QA Contact: | qa-sisyphus |
| Severity: | major | ||
| Priority: | P3 | CC: | aen, george, lav, mike |
| Version: | unstable | ||
| Hardware: | all | ||
| OS: | Linux | ||
| URL: | https://bugzilla.redhat.com/show_bug.cgi?id=827927 | ||
| Bug Depends on: | |||
| Bug Blocks: | 34231, 34100 | ||
А где патч? :) (In reply to comment #0) > Changing font affects the result but does not help much: output png files > differ even in trivial cases with fontname="fixed": > > $ cat sample.dot > digraph { > node [fontname="fixed", shape=record]; > x; > } > > $ uname -m && dot sample.dot -Tpng -osample.png && md5sum sample.png > x86_64 > 852b97d8f3bbc4c32d16346d28d78756 sample.png > > $ uname -m && dot sample.dot -Tpng -osample.png && md5sum sample.png > i686 > 4774635c50485fb46365830cfaac642b sample.png If the only font package installed in the system is fonts-bitmap-misc, the difference in this trivial case disappears: $ dot sample.dot -Tpng -osample.png && md5sum sample.png fb323c3f6b7be80fb73865fbdfdc1489 sample.png jftr, $ strace -qqk -e/open -P/usr/share/fonts/bitmap/misc/9x18-ISO8859-1.pcf.gz \ dot sample.dot -Tpng -osample.png open("/usr/share/fonts/bitmap/misc/9x18-ISO8859-1.pcf.gz", O_RDONLY) = 4 > /lib64/libc-2.25.so(__open64+0x10) [0xde340] > /usr/lib64/libfreetype.so.6.14.0() [0x10aaf] > /usr/lib64/libfreetype.so.6.14.0(FT_New_Library+0x2cc) [0x15e7c] > /usr/lib64/libfreetype.so.6.14.0(FT_Done_Face+0x14e) [0x18eee] > /usr/lib64/libfreetype.so.6.14.0(FT_New_Face+0x2c) [0x1978c] > /usr/lib64/libcairo.so.2.11400.10(cairo_script_from_recording_surface+0x2b9) [0xc21c9] > /usr/lib64/libcairo.so.2.11400.10(cairo_script_from_recording_surface+0x3ca2) [0xc5bb2] > /usr/lib64/libcairo.so.2.11400.10(cairo_scaled_font_create+0x274) [0x66334] > /usr/lib64/libpangocairo-1.0.so.0.4000.14(pango_cairo_font_get_type+0xfd) [0x5b4d] > /usr/lib64/libpangocairo-1.0.so.0.4000.14(pango_cairo_error_underline_path+0x15d) [0x958d] > /usr/lib64/libpangoft2-1.0.so.0.4000.14(pango_fc_decoder_get_glyph+0x2f1) [0xcf91] > /usr/lib64/libpango-1.0.so.0.4000.14(pango_shape_full+0xb8) [0x2f678] > /usr/lib64/libpango-1.0.so.0.4000.14(pango_script_get_sample_language+0x7d7) [0x21a37] > /usr/lib64/libpango-1.0.so.0.4000.14(pango_layout_line_unref+0x522) [0x23122] > /usr/lib64/libpango-1.0.so.0.4000.14(pango_layout_line_get_extents+0x9e8) [0x25538] > /usr/lib64/libpango-1.0.so.0.4000.14(pango_layout_move_cursor_visually+0x6ba) [0x271ea] > /usr/lib64/graphviz/libgvplugin_pango.so.6.0.0(get_font_list+0x45a) [0x693a] > /usr/lib64/libgvc.so.6.0.0(textspan_size+0x49) [0x378d9] > /usr/lib64/libgvc.so.6.0.0(elapsed_sec+0x1cf) [0x4a5ff] > /usr/lib64/libgvc.so.6.0.0(make_simple_label+0xbc) [0x4afec] > /usr/lib64/libgvc.so.6.0.0(make_label+0xe8) [0x4b1b8] > /usr/lib64/libgvc.so.6.0.0(rank+0xc71) [0x4ef61] > /usr/lib64/libgvc.so.6.0.0(rank+0x1206) [0x4f4f6] > /usr/lib64/graphviz/libgvplugin_dot_layout.so.6.0.0(dot_init_node_edge+0x4d) [0xbb8d] > /usr/lib64/graphviz/libgvplugin_dot_layout.so.6.0.0(dot_init_node_edge+0x362) [0xbea2] > /usr/lib64/graphviz/libgvplugin_dot_layout.so.6.0.0(dot_layout+0x427) [0xc697] > /usr/lib64/libgvc.so.6.0.0(gvLayoutJobs+0xdb) [0x2324b] > /usr/bin/dot(_init+0x439) [0xf11] > /lib64/libc-2.25.so(__libc_start_main+0xf1) [0x20691] > /usr/bin/dot(_init+0x4e2) [0xfba] Поскольку это будет одна из болячек для p9, поставлю-ка блокер. 2 lav: в сизиф отправлена сборка 2.40.1-alt2 без -ffast-math; спасибо. 2 ldv: проверь, как будет удобно, я уж засыпаю... На тривиальных примерах, которые я здесь приводил, разницы больше нет. Спасибо; тогда считаю вопрос закрытым. |
$ rpmquery -a 'fonts*' fonts-type1-urw-1.0.7pre44-alt2.noarch $ cat sample.dot digraph { node [fontname="Helvetica", shape=record]; 123456; 123456123456; } $ uname -m && dot sample.dot -Tsvg -o sample.svg -Tpng -o sample.png && grep width sample.svg && file sample.png x86_64 svg width="196pt" height="45pt" sample.png: PNG image, 261 x 60, 8-bit/color RGBA, non-interlaced $ uname -m && dot sample.dot -Tsvg -o sample.svg -Tpng -o sample.png && grep width sample.svg && file sample.png i686 <svg width="194pt" height="45pt" sample.png: PNG image, 259 x 60, 8-bit/color RGB, non-interlaced This is reproducible with other providers of Helvetica, too. Changing font affects the result but does not help much: output png files differ even in trivial cases with fontname="fixed": $ cat sample.dot digraph { node [fontname="fixed", shape=record]; x; } $ uname -m && dot sample.dot -Tpng -osample.png && md5sum sample.png x86_64 852b97d8f3bbc4c32d16346d28d78756 sample.png $ uname -m && dot sample.dot -Tpng -osample.png && md5sum sample.png i686 4774635c50485fb46365830cfaac642b sample.png