<MainProgram>

  <Name>

    SHADER_spinblurGPU

  </Name>

  <ProgramFile>

    "programs/spinblurGPU.frag"

  </ProgramFile>

</MainProgram>

<InputPorts>

  <InputPort>

    "Source"

  </InputPort>

  <PortsProgram>

    <Name>

      SHADER_spinblurGPU_ports

    </Name>

    <ProgramFile>

      "programs/spinblurGPU_ports.vert"

    </ProgramFile>

  </PortsProgram>

</InputPorts>

<BBoxProgram>

  <Name>

    SHADER_spinblurGPU_bbox

  </Name>

  <ProgramFile>

    "programs/spinblurGPU_bbox.vert"

  </ProgramFile>

</BBoxProgram>

<HandledWorldTransforms>

  isotropic

</HandledWorldTransforms>

<Parameters>

  <Parameter>

    vec2 center

    <Concept>

      point_ui

      <Name>

        Center

      </Name>

    </Concept>

  </Parameter>

  <Parameter>

    float radius

    <Concept>

      length

    </Concept>

    <Default>

      3

    </Default>

    <Range>

      0 10000

    </Range>

  </Parameter>

  <Parameter>

    float blur

    <Concept>

      angle

    </Concept>

    <Default>

      1

    </Default>

    <Range>

      0 180

    </Range>

  </Parameter>

</Parameters>

<Concept>

  radius_ui

  <Name>

    Radius

  </Name>

  <Parameter>

    radius

  </Parameter>

  <Parameter>

    center

  </Parameter>

</Concept>

<Concept>

  compass_spin_ui

  <Name>

  Center

  </Name>

  <Parameter>

    center

  </Parameter>

</Concept>