Unwrapping.GeneratePerTriangleUV

public static function GeneratePerTriangleUV(src: Mesh): Vector2[];

public static Vector2[] GeneratePerTriangleUV(Mesh src);

Parameters

Will generate per-triangle uv (3 uv pairs for each triangle) with default settings.

You'll need to merge them yourself.

public static function GeneratePerTriangleUV(src: Mesh, settings: UnwrapParam): Vector2[];

public static Vector2[] GeneratePerTriangleUV(Mesh src, UnwrapParam settings);

Will generate per-triangle uv (3 uv pairs for each triangle) with provided settings.

You'll need to merge them yourself.