l3d-ffi

UniFFI bindings for l3d_rs - L3D luminaire file format parser.

Supported Languages

UniFFI generates native bindings for:

Kotlin (Android)
Swift (iOS/macOS)
Python
Ruby

Building

Build the Rust library

cargo build --release -p l3d-ffi

Generate bindings

# Install uniffi-bindgen

cargo install uniffi_bindgen


# Generate Kotlin bindings

uniffi-bindgen generate \

    --library target/release/libl3d_ffi.dylib \

    --language kotlin \

    --out-dir bindings/kotlin


# Generate Swift bindings

uniffi-bindgen generate \

    --library target/release/libl3d_ffi.dylib \

    --language swift \

    --out-dir bindings/swift

For Android

# Add Android targets

rustup target add aarch64-linux-android armv7-linux-androideabi x86_64-linux-android


# Build for Android

cargo build --release -p l3d-ffi --target aarch64-linux-android

cargo build --release -p l3d-ffi --target armv7-linux-androideabi

cargo build --release -p l3d-ffi --target x86_64-linux-android

For iOS

# Add iOS targets

rustup target add aarch64-apple-ios x86_64-apple-ios aarch64-apple-ios-sim


# Build for iOS

cargo build --release -p l3d-ffi --target aarch64-apple-ios

cargo build --release -p l3d-ffi --target aarch64-apple-ios-sim

Usage

Kotlin (Android)

import uniffi.l3d_ffi.*

// Parse from bytes
val l3d = L3dFile(fileBytes)

// Or from file path
val l3d = L3dFile.fromPath("/path/to/file.l3d")

// Get geometry parts
val parts = l3d.getParts()
for (part in parts) {
    println("Part: ${part.path}")
    println("Transform: ${part.transform}")
}

// Get assets (OBJ files, textures)
val assets = l3d.getAssets()

// Convert to JSON
val json = l3d.toJson()

// Get version
val version = version()

Swift (iOS/macOS)

import l3d_ffi

// Parse from bytes
let l3d = try L3dFile(data: fileData)

// Or from file path
let l3d = try L3dFile.fromPath(path: "/path/to/file.l3d")

// Get geometry parts
let parts = l3d.getParts()
for part in parts {
    print("Part: \(part.path)")
    print("Transform: \(part.transform)")
}

// Get assets
let assets = l3d.getAssets()

// Convert to JSON
let json = try l3d.toJson()

// Get version
let ver = version()

API Reference

`L3dFile`

Main class for parsing and accessing L3D files.

Method	Description
`L3dFile(data)`	Parse L3D from byte array
`L3dFile.fromPath(path)`	Parse L3D from file path
`getStructureXml()`	Get raw structure.xml content
`toJson()`	Convert luminaire data to JSON
`getParts()`	Get list of geometry parts
`getAssets()`	Get list of asset files
`getPartCount()`	Number of geometry parts
`getAssetCount()`	Number of asset files

`L3dPart`

Geometry part with transformation.

Field	Type	Description
`path`	String	Path to OBJ file
`transform`	[Float]	4x4 matrix (16 floats)

`L3dAsset`

Asset file from the archive.

Field	Type	Description
`name`	String	File path in archive
`content`	Bytes	Raw file content

License

MIT OR GPL-3.0-or-later

l3d-ffi 0.2.3