helixSdf

Keywords:

• coil
• helix
• spiral

Thickness Field

Radius Field

Spread Field

Cross Section Shape

sdf

helixSdf

RayTK

v0.36

SDF for a helix (an elongated spiral).

Parameters

• :
• Axis:
  • X:
  • Y:
  • Z:
• Translate:
• Radius:
• Thickness:
• Spread:
• Dual Spread:
• Reverse:

Inputs

• Thickness Field: (optional) Field used to multiply the `Radius` parameter. If it uses 1D coordinates, it is provided the position along the axis. If it uses 3D coordinates, it uses the absolute position.
  • Coordinate Types: float vec2 vec3
  • Context Types: Context MaterialContext CameraContext LightContext RayContext ParticleContext
  • Return Types: float
• Radius Field: (optional) Field used to multiply the `Thickness` parameter. If it uses 1D coordinates, it is provided the position along the axis. If it uses 3D coordinates, it uses the absolute position.
  • Coordinate Types: float vec3
  • Context Types: Context MaterialContext CameraContext LightContext RayContext ParticleContext
  • Return Types: float
• Spread Field: (optional)
  • Coordinate Types: float vec3
  • Context Types: Context MaterialContext CameraContext LightContext RayContext ParticleContext
  • Return Types: float
• Cross Section Shape: (optional)
  • Coordinate Types: vec2
  • Context Types: Context MaterialContext CameraContext LightContext RayContext ParticleContext
  • Return Types: float Sdf

Variables

• axisoffset:
• angle:
• normangle: