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Prevent movement in unloaded chunks

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This commit is contained in:
Joshua Barretto 2019-06-30 18:58:40 +01:00
parent 2985f94751
commit b35832c37d
1 changed files with 12 additions and 2 deletions
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14
common/src/sys/phys.rs
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@ -196,12 +196,22 @@ impl<'a> System<'a> for Sys {
let mut on_ground = false;
let mut attempts = 0; // Don't loop infinitely here
// Don't move if we're not in a loaded chunk
let pos_delta = if terrain
.get_key(terrain.pos_key(pos.0.map(|e| e.floor() as i32)))
.is_some()
{
vel.0 * dt.0
} else {
Vec3::zero()
};
// Don't jump too far at once
let increments = ((vel.0 * dt.0).map(|e| e.abs()).reduce_partial_max() / 0.3)
let increments = (pos_delta.map(|e| e.abs()).reduce_partial_max() / 0.3)
.ceil()
.max(1.0);
for _ in 0..increments as usize {
pos.0 += vel.0 * dt.0 / increments;
pos.0 += pos_delta / increments;
// While the player is colliding with the terrain...
while collision_with(pos.0, near_iter.clone()) && attempts < 32 {