wired-scene refactor

spatial/wit/wired-scene/composition.wit

@@ -0,0 +1,38 @@
+interface composition {
+  use document.{document};
+  use wired:math/types.{transform};
+
+  variant asset {
+    composition(composition),
+    document(document),
+  }
+
+  resource asset-node {
+    constructor();
+
+    asset: func() -> option<asset>;
+    set-asset: func(value: option<asset>);
+
+    name: func() -> string;
+    set-name: func(value: string);
+
+    parent: func() -> option<asset-node>;
+    children: func() -> list<asset-node>;
+    add-child: func(value: borrow<asset-node>);
+    remove-child: func(value: borrow<asset-node>);
+
+    global-transform: func() -> transform;
+    transform: func() -> transform;
+    set-transform: func(value: transform);
+  }
+
+  /// A composition of assets.
+  /// Roughly equivalent to a glXF file.
+  resource composition {
+    constructor();
+
+    nodes: func() -> list<asset-node>;
+    add-node: func(value: borrow<asset-node>);
+    remove-node: func(value: borrow<asset-node>);
+  }
+}

spatial/wit/wired-scene/document.wit

@@ -0,0 +1,21 @@
+interface document {
+  use scene.{scene};
+
+  /// A save-able collection of resources with an active scene.
+  /// Roughly equivalent to a glTF file.
+  resource document {
+    constructor();
+
+    active-scene: func() -> option<scene>;
+    set-active-scene: func(value: option<borrow<scene>>);
+
+    /// The initial active scene, set on document load.
+    /// If none is provided, the first scene will be used.
+    default-scene: func() -> option<scene>;
+    set-default-scene: func(value: option<borrow<scene>>);
+
+    scenes: func() -> list<scene>;
+    add-scene: func(value: borrow<scene>);
+    remove-scene: func(value: borrow<scene>);
+  }
+}

spatial/wit/wired-scene/material.wit

@@ -0,0 +1,22 @@
+interface material {
+  record color {
+    r: f32,
+    g: f32,
+    b: f32,
+    a: f32,
+  }
+
+  resource material {
+    constructor();
+
+    id: func() -> u32;
+    /// Returns another reference to the same resource.
+    ref: func() -> material;
+
+    name: func() -> string;
+    set-name: func(value: string);
+
+    color: func() -> color;
+    set-color: func(value: color);
+  }
+}

spatial/wit/wired-scene/mesh.wit

@@ -0,0 +1,30 @@
+interface mesh {
+  use material.{material};
+
+  resource primitive {
+    id: func() -> u32;
+
+    material: func() -> option<material>;
+    set-material: func(value: option<borrow<material>>);
+
+    set-indices: func(value: list<u32>);
+    set-normals: func(value: list<f32>);
+    set-positions: func(value: list<f32>);
+    set-uvs: func(value: list<f32>);
+  }
+
+  resource mesh {
+    constructor();
+
+    id: func() -> u32;
+    /// Returns another reference to the same resource.
+    ref: func() -> mesh;
+
+    name: func() -> string;
+    set-name: func(value: string);
+
+    list-primitives: func() -> list<primitive>;
+    create-primitive: func() -> primitive;
+    remove-primitive: func(value: primitive);
+  }
+}