feat: Improve coordinate parsing (no SIMD)

[sbernauer]

CC @fabi321

parse_draw_commands_ordered/1920 x 1080
                        time:   [25.165 ms 25.224 ms 25.285 ms]
                        change: [-2.5271% -0.9256% +0.1508%] (p = 0.22 > 0.05)
                        No change in performance detected.

parse_draw_commands_shuffled/1920 x 1080
                        time:   [31.482 ms 31.761 ms 32.174 ms]
                        change: [-4.3100% -3.1584% -1.6421%] (p = 0.00 < 0.05)
                        Performance has improved.
Found 7 outliers among 100 measurements (7.00%)
  1 (1.00%) low mild
  2 (2.00%) high mild
  4 (4.00%) high severe

[fabi321]

I just ran it, and

parse_draw_commands_ordered/1920 x 1080
                        time:   [9.9544 ms 9.9836 ms 10.014 ms]
                        change: [-9.6493% -9.3275% -9.0247%] (p = 0.00 < 0.05)
                        Performance has improved.
Found 3 outliers among 100 measurements (3.00%)
  3 (3.00%) high mild

parse_draw_commands_shuffled/1920 x 1080
                        time:   [18.163 ms 18.240 ms 18.322 ms]
                        change: [-2.8521% -2.3694% -1.8999%] (p = 0.00 < 0.05)
                        Performance has improved.
Found 8 outliers among 100 measurements (8.00%)
  4 (4.00%) high mild
  4 (4.00%) high severe

Entirely skipped 10ms. My results have been in the low 11ms before.

[sbernauer]

Awesome, good to hear!