XNA Rotate Camera Around It's CreateLookAt “Target”

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名媛妹妹
名媛妹妹 2021-01-25 09:12

How to rotate camera around it\'s CreateLookAt() \"Target\" Vector3 position as pivot point, so the camera will \"rotate around\" that pivot point and always \"facing\" to that

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  • 2021-01-25 09:40

    assuming you have your rotation axis and angle already:

    cameraPosition = Vector3.Transform(cameraPosition - cameraTarget, Matrix.CreateFromAxisAngle(axis, angle)) + cameraTarget;
    view = CreateLookAt(cameraPosition, cameraTarget, cameraUp);
    

    This rotates the camera's position around the target and resets the view matrix appropriately.

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