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Skip physics pass for arrows stuck on surfaces

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This keeps the arrow velocity from changing, which is what was causing
the ProjectileHit outcome to be pushed multiple times for the same
arrow, since the outcome checks if the arrow velocity is above a given
threshold.
This commit is contained in:
Ygor Souza 2021-04-22 21:12:35 +02:00
parent e14f8b9745
commit e59f1e8d28
1 changed files with 6 additions and 2 deletions
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8
common/systems/src/phys.rs
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@ -562,6 +562,7 @@ impl<'a> PhysicsData<'a> {
(
positions,
velocities,
read.stickies.maybe(),
&read.bodies,
&write.physics_states,
&read.masses,
@ -574,14 +575,17 @@ impl<'a> PhysicsData<'a> {
prof_span!(guard, "velocity update rayon job");
guard
},
|_guard, (pos, vel, body, physics_state, mass, density, _)| {
|_guard, (pos, vel, sticky, body, physics_state, mass, density, _)| {
let in_loaded_chunk = read
.terrain
.get_key(read.terrain.pos_key(pos.0.map(|e| e.floor() as i32)))
.is_some();
// Apply physics only if in a loaded chunk
if in_loaded_chunk {
if in_loaded_chunk
// And not already stuck on a block (e.g., for arrows)
&& !(physics_state.on_surface().is_some() && sticky.is_some())
{
// Clamp dt to an effective 10 TPS, to prevent gravity from slamming the
// players into the floor when stationary if other systems cause the server
// to lag (as observed in the 0.9 release party).