Method getElementSize

packages/core/src/properties/accessor.ts:165–184

Returns size of a given element type, in components.

(type: GLTF.AccessorType)

	/** Returns size of a given element type, in components. */
	public static getElementSize(type: GLTF.AccessorType): number {
		switch (type) {
			case Accessor.Type.SCALAR:
				return 1;
			case Accessor.Type.VEC2:
				return 2;
			case Accessor.Type.VEC3:
				return 3;
			case Accessor.Type.VEC4:
				return 4;
			case Accessor.Type.MAT2:
				return 4;
			case Accessor.Type.MAT3:
				return 9;
			case Accessor.Type.MAT4:
				return 16;
			default:
				throw new Error('Unexpected type: ' + type);
		}
	}

	/** Returns size of a given component type, in bytes. */
	public static getComponentSize(componentType: GLTF.AccessorComponentType): number {