diff options
Diffstat (limited to 'src/doom/g_game.c')
| -rw-r--r-- | src/doom/g_game.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/src/doom/g_game.c b/src/doom/g_game.c index 35bf4d74..8d0e4503 100644 --- a/src/doom/g_game.c +++ b/src/doom/g_game.c @@ -588,10 +588,20 @@ void G_BuildTiccmd (ticcmd_t* cmd) if (lowres_turn) { - // round angleturn to the nearest 256 boundary + static signed short carry = 0; + signed short desired_angleturn; + + desired_angleturn = cmd->angleturn + carry; + + // round angleturn to the nearest 256 unit boundary // for recording demos with single byte values for turn - cmd->angleturn = (cmd->angleturn + 128) & 0xff00; + cmd->angleturn = (desired_angleturn + 128) & 0xff00; + + // Carry forward the error from the reduced resolution to the + // next tic, so that successive small movements can accumulate. + + carry = desired_angleturn - cmd->angleturn; } } |