Created
April 10, 2022 19:16
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JsonmodelLoader
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#[derive(Default)] | |
pub struct JsonmodelFormatLoader; | |
impl AssetLoader for JsonmodelFormatLoader { | |
fn load<'a>( | |
&'a self, | |
bytes: &'a [u8], | |
load_context: &'a mut bevy::asset::LoadContext, | |
) -> bevy::asset::BoxedFuture<'a, anyhow::Result<(), anyhow::Error>> { | |
Box::pin(async move { | |
let unpacked = match UnpackedCosmeticBinary::from_bytes(bytes) { | |
Ok(v) => v, | |
Err(e) => { | |
eprintln!("{:#?}", e); | |
anyhow::bail!("{e:?}"); | |
} | |
}; | |
let mut world = World::default(); | |
let mut meshes = vec![]; | |
let mut materials = vec![]; | |
let mut spawner = world.spawn(); | |
match unpacked.model { | |
Some(CosmeticModel { | |
name, | |
model: | |
McbeModel { | |
format_version, | |
minecraft_geometry, | |
}, | |
}) => { | |
for mcbe_model_loader::Definition { description, bones } in minecraft_geometry { | |
for mcbe_model_loader::Bone { | |
name, | |
pivot, | |
parent, | |
cubes, | |
} in bones | |
{ | |
for ( | |
cube_index, | |
mcbe_model_loader::Cube { | |
origin, | |
size, | |
uv: | |
mcbe_model_loader::UV { | |
north, | |
east, | |
south, | |
west, | |
up, | |
down, | |
}, | |
}, | |
) in cubes.iter().enumerate() | |
{ | |
let cube_id = format!("{name}-{cube_index}"); | |
let mesh = load_context.set_labeled_asset( | |
cube_id.as_str(), | |
LoadedAsset::new(Mesh::from(shape::Box::new( | |
size.x, size.y, size.z, | |
))), | |
); | |
meshes.push(mesh.clone()); | |
let material = load_context.set_labeled_asset( | |
format!("{cube_id}-material").as_str(), | |
LoadedAsset::new(Color::rgb(1.0, 0.0, 0.0).into()), | |
); | |
materials.push(material.clone()); | |
let transform = Transform::identity(); | |
spawner.insert_bundle(PbrBundle { | |
mesh, | |
material, | |
transform, | |
..Default::default() | |
// global_transform: todo!(), | |
// visibility: todo!(), | |
// computed_visibility: todo!(), | |
}); | |
} | |
} | |
} | |
} | |
None => { | |
unimplemented!("this is a cape") | |
} | |
} | |
let scene = | |
load_context.set_labeled_asset("scene", LoadedAsset::new(Scene::new(world))); | |
load_context.set_default_asset(bevy::asset::LoadedAsset::new(super::Jsonmodel { | |
meshes, | |
scene, | |
materials, | |
})); | |
Ok(()) | |
}) | |
} | |
fn extensions(&self) -> &'static [&'static str] { | |
JSON_COSMETIC_FILE_ALL_EXTENSIONS | |
} | |
} |
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