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Function lookAt

lookAt(
    out: mat4,
    eye: ReadonlyVec3,
    center: ReadonlyVec3,
    up: ReadonlyVec3,
): mat4
Generates a look-at matrix with the given eye position, focal point, and up axis. If you want a matrix that actually makes an object look at another object, you should use targetTo instead.
Parameters
- out: mat4
  mat4 frustum matrix will be written into
- eye: ReadonlyVec3
  Position of the viewer
- center: ReadonlyVec3
  Point the viewer is looking at
- up: ReadonlyVec3
  vec3 pointing up
Returns mat4
out