Mirrored_Repos/veloren
1
0
Fork 0
mirror of https://gitlab.com/veloren/veloren.git synced 2024-08-30 18:12:32 +00:00
Code Issues Packages Projects Releases Wiki Activity

Create 'ColliderData' struct and implement it in 'resolve_e2e_collision' function

Browse Source
This commit is contained in:
Dr. Dystopia 2021-12-08 08:24:00 +01:00 committed by Marcel Märtens
parent 21cad12272
commit 7b5d9508b6
1 changed files with 37 additions and 33 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

70
common/systems/src/phys.rs
View File

@ -464,16 +464,20 @@ impl<'a> PhysicsData<'a> {
// entity we colliding with
*other,
// symetrical collider context
pos,
pos_other,
previous_cache,
previous_cache_other,
z_limits,
z_limits_other,
collider,
collider_other,
*mass,
*mass_other,
ColliderData {
pos,
previous_cache,
z_limits,
collider,
mass: *mass,
},
ColliderData {
pos: pos_other,
previous_cache: previous_cache_other,
z_limits: z_limits_other,
collider: collider_other,
mass: *mass_other,
},
vel,
is_riding.is_some() || other_is_riding_maybe.is_some(),
);
@ -1764,6 +1768,14 @@ fn voxel_collider_bounding_sphere(
}
}
struct ColliderData<'a> {
pos: &'a Pos,
previous_cache: &'a PreviousPhysCache,
z_limits: (f32, f32),
collider: &'a Collider,
mass: Mass,
}
/// Returns whether interesction between entities occured
#[allow(clippy::too_many_arguments)]
fn resolve_e2e_collision(
@ -1782,16 +1794,8 @@ fn resolve_e2e_collision(
// entity we colliding with
other: Uid,
// symetrical collider context
pos: &Pos,
pos_other: &Pos,
previous_cache: &PreviousPhysCache,
previous_cache_other: &PreviousPhysCache,
z_limits: (f32, f32),
z_limits_other: (f32, f32),
collider: &Collider,
collider_other: &Collider,
mass: Mass,
mass_other: Mass,
our_data: ColliderData,
other_data: ColliderData,
vel: &Vel,
is_riding: bool,
) -> bool {
@ -1801,17 +1805,17 @@ fn resolve_e2e_collision(
// If we aren't colliding, just skip step.
// Get positions
let pos = pos.0 + previous_cache.velocity_dt * factor;
let pos_other = pos_other.0 + previous_cache_other.velocity_dt * factor;
let pos = our_data.pos.0 + our_data.previous_cache.velocity_dt * factor;
let pos_other = other_data.pos.0 + other_data.previous_cache.velocity_dt * factor;
// Compare Z ranges
let (z_min, z_max) = z_limits;
let ceiling = pos.z + z_max * previous_cache.scale;
let floor = pos.z + z_min * previous_cache.scale;
let (z_min, z_max) = our_data.z_limits;
let ceiling = pos.z + z_max * our_data.previous_cache.scale;
let floor = pos.z + z_min * our_data.previous_cache.scale;
let (z_min_other, z_max_other) = z_limits_other;
let ceiling_other = pos_other.z + z_max_other * previous_cache_other.scale;
let floor_other = pos_other.z + z_min_other * previous_cache_other.scale;
let (z_min_other, z_max_other) = other_data.z_limits;
let ceiling_other = pos_other.z + z_max_other * other_data.previous_cache.scale;
let floor_other = pos_other.z + z_min_other * other_data.previous_cache.scale;
let in_z_range = ceiling >= floor_other && floor <= ceiling_other;
@ -1821,11 +1825,11 @@ fn resolve_e2e_collision(
let ours = ColliderContext {
pos,
previous_cache,
previous_cache: our_data.previous_cache,
};
let theirs = ColliderContext {
pos: pos_other,
previous_cache: previous_cache_other,
previous_cache: other_data.previous_cache,
};
let (diff, collision_dist) = projection_between(ours, theirs);
let in_collision_range = diff.magnitude_squared() <= collision_dist.powi(2);
@ -1864,11 +1868,11 @@ fn resolve_e2e_collision(
&& (!is_sticky || is_mid_air)
&& diff.magnitude_squared() > 0.0
&& !is_projectile
&& !collider_other.is_voxel()
&& !collider.is_voxel()
&& !other_data.collider.is_voxel()
&& !our_data.collider.is_voxel()
{
const ELASTIC_FORCE_COEFFICIENT: f32 = 400.0;
let mass_coefficient = mass_other.0 / (mass.0 + mass_other.0);
let mass_coefficient = our_data.mass.0 / (our_data.mass.0 + our_data.mass.0);
let distance_coefficient = collision_dist - diff.magnitude();
let force = ELASTIC_FORCE_COEFFICIENT * distance_coefficient * mass_coefficient;