veloren_voxygen_anim/quadruped_medium/
rapid_melee.rs

1use super::{
2    super::{Animation, vek::*},
3    QuadrupedMediumSkeleton, SkeletonAttr,
4};
5use common::states::utils::StageSection;
6use std::f32::consts::PI;
7
8pub struct RapidMeleeAnimation;
9
10impl Animation for RapidMeleeAnimation {
11    type Dependency<'a> = (Option<&'a str>, Option<StageSection>);
12    type Skeleton = QuadrupedMediumSkeleton;
13
14    #[cfg(feature = "use-dyn-lib")]
15    const UPDATE_FN: &'static [u8] = b"quadruped_medium_rapidmelee\0";
16
17    #[cfg_attr(
18        feature = "be-dyn-lib",
19        unsafe(export_name = "quadruped_medium_rapidmelee")
20    )]
21    fn update_skeleton_inner(
22        skeleton: &Self::Skeleton,
23        (ability_id, stage_section): Self::Dependency<'_>,
24        anim_time: f32,
25        _rate: &mut f32,
26        _s_a: &SkeletonAttr,
27    ) -> Self::Skeleton {
28        let mut next = (*skeleton).clone();
29
30        let (buildup, _action, recover) = match stage_section {
31            Some(StageSection::Buildup) => (anim_time.sqrt(), 0.0, 0.0),
32            Some(StageSection::Action) => (1.0, anim_time.min(1.0), 0.0),
33            Some(StageSection::Recover) => (1.0, 1.0, anim_time.powi(3)),
34            _ => (0.0, 0.0, 0.0),
35        };
36        let pullback = 1.0 - recover;
37        let buildup = buildup * pullback;
38        let buildup_overshoot = (1.5 - (2.5 * (buildup - 0.6)).abs()) * pullback;
39
40        match ability_id {
41            Some("common.abilities.custom.elephant.vacuum") => {
42                next.head.orientation.rotate_x(PI / 6.0 * buildup);
43                next.jaw.orientation.rotate_x(PI / 5.0 * buildup_overshoot);
44                next.ears.position += Vec3::new(0.0, -4.0, -2.0) * buildup_overshoot;
45                next.ears.orientation.rotate_x(PI / 4.0 * buildup_overshoot);
46            },
47            _ => {},
48        }
49
50        next
51    }
52}