Trackball.lookAt

look at function with nine floats representing two points and an up vector

  1. void lookAt(vec3 eye, vec3 target, vec3 up)
  2. void lookAt(float ex, float ey, float ez, float tx, float ty, float tz, float ux, float uy, float uz)
    struct Trackball
    nothrow
    void
    lookAt
    (
    float ex
    ,
    float ey
    ,
    float ez
    ,
    float tx = 0
    ,
    float ty = 0
    ,
    float tz = 0
    ,
    float ux = 0
    ,
    float uy = 1
    ,
    float uz = 0
    )

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