Here is a list of all documented variables with links to the class documentation for each member:

### - i -

- identifier : SoShaderParameter
- image : SoBumpMap, SoImage, SoTexture2
- imageNegX : SoTextureCubeMap
- imageNegY : SoTextureCubeMap
- imageNegZ : SoTextureCubeMap
- imagePosX : SoTextureCubeMap
- imagePosY : SoTextureCubeMap
- imagePosZ : SoTextureCubeMap
- images : SoTexture3
- index : SoColorIndex, SoProfile, SoSelectOne
- info : SoVRMLWorldInfo
- input : SoConcatenate, SoGate, SoSelectOne
- input0 : SoInterpolateFloat, SoInterpolateRotation, SoInterpolateVec2f, SoInterpolateVec3f, SoInterpolateVec4f, SoTriggerAny
- input1 : SoInterpolateFloat, SoInterpolateRotation, SoInterpolateVec2f, SoInterpolateVec3f, SoInterpolateVec4f, SoTriggerAny
- input2 : SoTriggerAny
- input3 : SoTriggerAny
- input4 : SoTriggerAny
- input5 : SoTriggerAny
- input6 : SoTriggerAny
- input7 : SoTriggerAny
- input8 : SoTriggerAny
- input9 : SoTriggerAny
- inputType : SoGeometryShader
- insideboxfunc : SbOctTreeFuncs
- insideplanesfunc : SbOctTreeFuncs
- insidespherefunc : SbOctTreeFuncs
- intensity : SoLight, SoShadowGroup, SoVRMLLight, SoVRMLSound
- intersectFront : SbCylinderProjector, SbSphereProjector
- inverse : SoBoolOperation
- isActive : SoDragger, SoOneShot, SoShaderObject, SoShadowGroup, SoVRMLAudioClip, SoVRMLMovieTexture, SoVRMLProximitySensor, SoVRMLTimeSensor, SoVRMLTouchSensor, SoVRMLVisibilitySensor
- isBound : SoVRMLFog, SoVRMLViewpoint
- isBuiltIn : SoFieldContainer
- isOff : SoOnOff
- isOn : SoOnOff
- isOver : SoVRMLTouchSensor