Extract vertex positions from an OBJ file.
Returns a Float32Array of [x0, y0, z0, x1, y1, z1, ...]. Only processes v lines; faces, materials, etc. are ignored.
v
Extract vertex positions from an OBJ file.
Returns a Float32Array of [x0, y0, z0, x1, y1, z1, ...]. Only processes
vlines; faces, materials, etc. are ignored.