hassium-navigation 0.1.3

Navigation module for Hassium home automation engine
Documentation 
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use crate::resource::{NavMesh, NavResult, NavTriangle, NavVec3};
use bincode::deserialize;
use core::assets::protocol::{AssetLoadResult, AssetProtocol};
use serde::{Deserialize, Serialize};

#[derive(Debug, Default, Clone, Serialize, Deserialize)]
pub struct NavMeshAsset {
    #[serde(default)]
    vertices: Vec<NavVec3>,
    #[serde(default)]
    triangles: Vec<NavTriangle>,
}

impl NavMeshAsset {
    pub fn vertices(&self) -> &[NavVec3] {
        &self.vertices
    }

    pub fn triangles(&self) -> &[NavTriangle] {
        &self.triangles
    }

    pub fn into_nav_mesh(&self) -> NavResult<NavMesh> {
        NavMesh::new(self.vertices.clone(), self.triangles.clone())
    }
}

pub struct NavMeshAssetProtocol;

impl AssetProtocol for NavMeshAssetProtocol {
    fn name(&self) -> &str {
        "navmesh"
    }

    fn on_load(&mut self, data: Vec<u8>) -> AssetLoadResult {
        if let Ok(asset) = deserialize::<NavMeshAsset>(&data) {
            AssetLoadResult::Data(Box::new(asset))
        } else {
            AssetLoadResult::None
        }
    }
}