bevy_gaussian_splatting 🌌

bevy gaussian splatting render pipeline plugin. view the live demo

install cli

cargo install bevy_gaussian_splatting
bevy_gaussian_splatting --input-cloud [file://gaussian.ply | https://mitchell.mosure.me/go_trimmed.ply]

capabilities

• ply to gcloud converter
• gcloud and ply asset loaders
• bevy gaussian cloud render pipeline
• gaussian cloud particle effects
• wasm support /w live demo
• depth colorization
• normal rendering
• f16 and f32 gcloud
• wgl2 and webgpu
• multi-format scenes
• 2dgs
• 3dgs
• 4dgs
• multi-cloud scene format
• gltf gaussian extensions
• 4dgs motion blur
• implicit mlp node (isotropic rotation, color)
• temporal gaussian hierarchy
• gcloud, spherical harmonic coefficients Huffman encoding
• spz format io
• spherical harmonic coefficients clustering
• 4D gaussian cloud wavelet compression
• accelerated spatial queries
• temporal depth sorting
• skeletons
• volume masks
• level of detail
• lighting and shadows
• bevy_openxr support
• bevy 3D camera to gaussian cloud pipeline

usage

use bevy::prelude::*;
use bevy_gaussian_splatting::{
    CloudSettings,
    GaussianSplattingPlugin,
    PlanarGaussian3dHandle,
};

fn main() {
    App::build()
        .add_plugins(DefaultPlugins)
        .add_plugins(GaussianSplattingPlugin)
        .add_systems(Startup, setup_gaussian_cloud)
        .run();
}

fn setup_gaussian_cloud(
    mut commands: Commands,
    asset_server: Res<AssetServer>,
) {
    // CloudSettings and Visibility are automatically added
    commands.spawn((
        PlanarGaussian3dHandle(asset_server.load("scenes/icecream.gcloud")),
        CloudSettings::default(),
    ));

    commands.spawn(Camera3d::default());
}

tools

• ply to gcloud converter
• gaussian cloud training pipeline
• aabb vs. obb gaussian comparison via cargo run --bin compare_aabb_obb

creating gaussian clouds

the following tools are compatible with bevy_gaussian_splatting:

• 2d gaussian clouds:

  • gsplat

• 3d gaussian clouds:

  • brush
  • gsplat
  • gaussian-splatting

• 4d gaussian clouds:

  • 4d-gaussian-splatting
    • 4dgs ply-export
  • easy-volcap

compatible bevy versions

license

licensed under either of

• Apache License, Version 2.0, (LICENSE-APACHE or http://www.apache.org/licenses/LICENSE-2.0)
• MIT license (LICENSE-MIT or http://opensource.org/licenses/MIT)

at your option.

contribution

unless you explicitly state otherwise, any contribution intentionally submitted for inclusion in the work by you, as defined in the Apache-2.0 license, shall be dual licensed as above, without any additional terms or conditions.

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