veloren_voxygen_anim/item/
mod.rs

1pub mod idle;
2
3// Reexports
4pub use self::idle::IdleAnimation;
5
6use super::{FigureBoneData, Skeleton, vek::*};
7use common::comp::{self, body::item::ItemArmorKind};
8use core::convert::TryFrom;
9use std::f32::consts::PI;
10
11pub type Body = comp::body::item::Body;
12
13skeleton_impls!(struct ItemSkeleton ComputedItemSkeleton {
14    + bone0
15});
16
17impl Skeleton for ItemSkeleton {
18    type Attr = SkeletonAttr;
19    type Body = Body;
20    type ComputedSkeleton = ComputedItemSkeleton;
21
22    const BONE_COUNT: usize = ComputedItemSkeleton::BONE_COUNT;
23    #[cfg(feature = "use-dyn-lib")]
24    const COMPUTE_FN: &'static [u8] = b"item_compute_mats\0";
25
26    #[cfg_attr(feature = "be-dyn-lib", unsafe(export_name = "item_compute_mats"))]
27    fn compute_matrices_inner(
28        &self,
29        base_mat: Mat4<f32>,
30        buf: &mut [FigureBoneData; super::MAX_BONE_COUNT],
31        body: Self::Body,
32    ) -> Self::ComputedSkeleton {
33        let scale_mat = Mat4::scaling_3d(1.0 / 11.0 * Self::scale(&body));
34
35        let bone0_mat = base_mat * scale_mat * Mat4::<f32>::from(self.bone0);
36
37        let computed_skeleton = ComputedItemSkeleton { bone0: bone0_mat };
38
39        computed_skeleton.set_figure_bone_data(buf);
40        computed_skeleton
41    }
42}
43
44impl ItemSkeleton {
45    pub fn scale(body: &Body) -> f32 {
46        match body {
47            Body::Tool(_) | Body::Thrown(_) => 0.8,
48            Body::Glider => 0.45,
49            Body::Coins => 0.3,
50            Body::Armor(kind) => match kind {
51                ItemArmorKind::Neck | ItemArmorKind::Ring => 0.5,
52                ItemArmorKind::Back => 0.7,
53                _ => 0.8,
54            },
55            _ => 1.0,
56        }
57    }
58}
59
60pub struct SkeletonAttr {
61    bone0: (f32, f32, f32, f32),
62}
63
64impl<'a> TryFrom<&'a comp::Body> for SkeletonAttr {
65    type Error = ();
66
67    fn try_from(body: &'a comp::Body) -> Result<Self, Self::Error> {
68        match body {
69            comp::Body::Item(body) => Ok(SkeletonAttr::from(body)),
70            _ => Err(()),
71        }
72    }
73}
74
75impl Default for SkeletonAttr {
76    fn default() -> Self {
77        Self {
78            bone0: (0.0, 0.0, 0.0, 0.0),
79        }
80    }
81}
82
83impl<'a> From<&'a Body> for SkeletonAttr {
84    fn from(body: &'a Body) -> Self {
85        match body {
86            Body::Thrown(_) => Self {
87                bone0: (0.0, 0.0, 0.0, -PI / 2.0),
88            },
89            _ => Self {
90                bone0: (0.0, 0.0, 0.0, 0.0),
91            },
92        }
93    }
94}
veloren_voxygen_anim/item/mod.rs

veloren_voxygen_anim/item/
mod.rs
