Parameters are accessed with C4DAtom::GetParameter()/ C4DAtom::SetParameter(). See Parameter IDs.
Parameter: Convert to Redshift
LIGHT_CONVERT_TO_REDSHIFTParameter: Color
LIGHT_COLORParameter: Use Temperature
LIGHT_TEMPERATUREParameter: Color Temperature
LIGHT_TEMPERATURE_MAINParameter: Intensity
LIGHT_BRIGHTNESSParameter: Type
LIGHT_TYPEParameter: Shadow
LIGHT_SHADOWTYPEParameter: Visible Light
LIGHT_VLTYPEParameter: No Illumination
LIGHT_NOLIGHTRADIATIONParameter: Show Illumination
LIGHT_SHOWILLUMINATIONParameter: Ambient Illumination
LIGHT_DETAILS_AMBIENTParameter: Show Visible Light
LIGHT_SHOWVISIBLELIGHTParameter: Diffuse
LIGHT_DETAILS_DIFFUSEParameter: Show Clipping
LIGHT_SHOWCLIPPINGParameter: Specular
LIGHT_DETAILS_SPECULARParameter: Separate Pass
LIGHT_DETAILS_SEPARATEPASSParameter: GI Illumination
LIGHT_DETAILS_GIParameter: Export to Compositing
LIGHT_AFXParameter: Use Inner Value
LIGHT_DETAILS_INNERCONEParameter: Inner Angle
LIGHT_DETAILS_INNERANGLEParameter: Inner Radius
LIGHT_DETAILS_INNERRADIUSParameter: Outer Angle
LIGHT_DETAILS_OUTERANGLEParameter: Outer Radius
LIGHT_DETAILS_OUTERRADIUSParameter: Aspect Ratio
LIGHT_DETAILS_ASPECTRATIOParameter: Contrast
LIGHT_DETAILS_CONTRASTParameter: Shadow Caster
LIGHT_DETAILS_SHADOWCASTERParameter: Area Shape
LIGHT_AREADETAILS_SHAPEParameter: Object
LIGHT_AREADETAILS_OBJECTParameter: Size X
LIGHT_AREADETAILS_SIZEXParameter: Size Y
LIGHT_AREADETAILS_SIZEYParameter: Size Z
LIGHT_AREADETAILS_SIZEZParameter: Falloff Angle
LIGHT_AREADETAILS_FALLOFF_ANGLEParameter: Infinite Angle
LIGHT_AREADETAILS_INFINITE_ANGLEParameter: Samples
LIGHT_AREADETAILS_SAMPLESParameter: Add Grain (Slow)
LIGHT_AREADETAILS_ADDGRAINParameter: Show in Render
LIGHT_AREADETAILS_SHOWINRENDERParameter: Show as Solid in Viewport
LIGHT_AREADETAILS_SHOWASSOLIDINVIEWPORTParameter: Show in Specular
LIGHT_AREADETAILS_SHOWINSPECULARParameter: Show in Reflection
LIGHT_AREADETAILS_SHOWINREFLECTIONParameter: Visibility Multiplier
LIGHT_AREADETAILS_BRIGHTNESSParameter: Falloff
LIGHT_DETAILS_FALLOFFParameter: Falloff Inner Radius
LIGHT_DETAILS_INNERDISTANCEParameter: Falloff Radius / Decay
LIGHT_DETAILS_OUTERDISTANCEParameter: Colored Edge Falloff
LIGHT_DETAILS_COLFALLOFFParameter: Z Direction Only
LIGHT_DETAILS_ONLYZParameter: Use Gradient
LIGHT_DETAILS_USEINNERCOLORParameter: Color
LIGHT_DETAILS_GRADIENTParameter: Use Near Clipping
LIGHT_DETAILS_NEARCLIPParameter: Near Clipping from
LIGHT_DETAILS_NEARFROMParameter: Near Clipping to
LIGHT_DETAILS_NEARTOParameter: Use Far Clipping
LIGHT_DETAILS_FARCLIPParameter: Far Clipping from
LIGHT_DETAILS_FARFROMParameter: Far Clipping to
LIGHT_DETAILS_FARTOParameter: VL Use Falloff
LIGHT_VISIBILITY_USEFALLOFFParameter: VL Falloff
LIGHT_VISIBILITY_FALLOFFParameter: VL Use Edge Falloff
LIGHT_VISIBILITY_USEEDGEFALLOFFParameter: VL Edge Falloff
LIGHT_VISIBILITY_EDGEFALLOFFParameter: VL Colored Edge Falloff
LIGHT_VISIBILITY_COLOREDEDGEFALLOFFParameter: VL Inner Distance
LIGHT_VISIBILITY_INNERDISTANCEParameter: VL Outer Distance
LIGHT_VISIBILITY_OUTERDISTANCEParameter: VL Relative Scale
LIGHT_VISIBILITY_OUTERDISTANCERELParameter: VL Sample Distance
LIGHT_VISIBILITY_SAMPLEDISTANCEParameter: VL Brightness
LIGHT_VISIBILITY_BRIGHTNESSParameter: VL Dust
LIGHT_VISIBILITY_DUSTParameter: VL Dithering
LIGHT_VISIBILITY_DITHERINGParameter: VL Use Gradient
LIGHT_VISIBILITY_CUSTOMCOLORSParameter: VL Color
LIGHT_VISIBILITY_GRADIENTParameter: VL Additive
LIGHT_VISIBILITY_ADDITIVEParameter: VL Adapt Brightness
LIGHT_VISIBILITY_ADAPTBRIGHTNESSParameter: Shadow
LIGHT_SHADOWTYPE_VIRTUALParameter: Shadow Density
LIGHT_SHADOW_DENSITYParameter: Shadow Color
LIGHT_SHADOW_COLORParameter: Shadow Transparency
LIGHT_SHADOW_TRANSPARENCYParameter: Shadow Clipping Influence
LIGHT_SHADOW_CLIPINFLUENCEParameter: Shadow Map
LIGHT_SHADOW_MAPSIZEParameter: Shadow Map Size X
LIGHT_SHADOW_MAPSIZEXParameter: Shadow Map Size Y
LIGHT_SHADOW_MAPSIZEYParameter: Shadow Sample Radius
LIGHT_SHADOW_SAMPLERADIUSParameter: Sampling Radius Boost
LIGHT_SHADOW_SAMPLEBOOSTParameter: Shadow Absolute Bias
LIGHT_SHADOW_ABSOLUTEParameter: Shadow Bias (Rel)
LIGHT_SHADOW_RELATIVEBIASParameter: Shadow Bias (Abs)
LIGHT_SHADOW_ABSOLUTEBIASParameter: Shadow Parallel Width
LIGHT_SHADOW_PARALLELWIDTHParameter: Outline Shadow
LIGHT_SHADOW_OUTLINEParameter: High Quality
LIGHT_SHADOW_HIGHQUALITYParameter: Shadow Cone
LIGHT_SHADOW_USECONEParameter: Shadow Cone Angle
LIGHT_SHADOW_CONEANGLEParameter: Shadow Soft Cone
LIGHT_SHADOW_SOFTCONEParameter: Area Shadow Width
LIGHT_SHADOW_AREAWIDTHParameter: Accuracy
LIGHT_SHADOW_ACCURACYParameter: Minimum Samples
LIGHT_SHADOW_MINSAMPLESParameter: Maximum Samples
LIGHT_SHADOW_MAXSAMPLESParameter: Photometric Intensity
LIGHT_PHOTOMETRIC_UNITSParameter: Intensity
LIGHT_PHOTOMETRIC_INTENSITYParameter: Units
LIGHT_PHOTOMETRIC_UNITParameter: Photometric Data
LIGHT_PHOTOMETRIC_DATAParameter: Path
LIGHT_PHOTOMETRIC_FILEParameter: Photometric Size
LIGHT_PHOTOMETRIC_SIZEParameter: Surface Caustics
LIGHT_CAUSTIC_ENABLEParameter: Surface Energy
LIGHT_CAUSTIC_ENERGYParameter: Surface Photons
LIGHT_CAUSTIC_PHOTONSParameter: Volume Caustics
LIGHT_VOLCAUSTIC_ENABLEParameter: Volume Energy
LIGHT_VOLCAUSTIC_ENERGYParameter: Volume Photons
LIGHT_VOLCAUSTIC_PHOTONSParameter: Caustics Falloff
LIGHT_VOLCAUSTIC_FALLOFFParameter: Caustics Inner Distance
LIGHT_VOLCAUSTIC_INNERDISTANCEParameter: Caustics Outer Distance
LIGHT_VOLCAUSTIC_OUTERDISTANCEParameter: Noise
LIGHT_NOISETYPEParameter: Noise Type
LIGHT_NOISE_TYPEParameter: Noise Octaves
LIGHT_NOISE_OCTAVESParameter: Noise Velocity
LIGHT_NOISE_VELOCITYParameter: Noise Brightness
LIGHT_NOISE_BRIGHTNESSParameter: Noise Contrast
LIGHT_NOISE_CONTRASTParameter: Noise Local
LIGHT_NOISE_LOCALParameter: Noise Visibility Scale
LIGHT_NOISE_SCALEParameter: Noise Illumination Scale
LIGHT_NOISE_SCALEILLUMINATIONParameter: Noise Wind
LIGHT_NOISE_WINDParameter: Noise Wind Velocity
LIGHT_NOISE_WINDVELOCITYParameter: FX Glow
LIGHT_LENSEFFECTS_LENSGLOWParameter: FX Glow Brightness
LIGHT_LENSEFFECTS_GLOWSTRENGTHParameter: FX Glow Aspect Ratio
LIGHT_LENSEFFECTS_GLOWSVParameter: FX Glow Settings
LIGHT_LENSEFFECTS_GLOWParameter: FX Reflexes
LIGHT_LENSEFFECTS_LENSREFLParameter: FX Reflection Brightness
LIGHT_LENSEFFECTS_REFLSTRENGTHParameter: FX Reflection Aspect Ratio
LIGHT_LENSEFFECTS_REFLSVParameter: Edit...
LIGHT_LENSEFFECTS_REFL_EDITParameter: FX Scale
LIGHT_LENSEFFECTS_SCALEParameter: FX Rotation
LIGHT_LENSEFFECTS_ROTATIONParameter: FX Reference Size
LIGHT_LENSEFFECTS_REFERENCEParameter: FX Use Light Parameters
LIGHT_LENSEFFECTS_USELIGHTPARAMETERParameter: FX Fade if Near Border
LIGHT_LENSEFFECTS_FADENEARBORDERParameter: FX Fade if Behind Object
LIGHT_LENSEFFECTS_FADEBEHINDOBJECTParameter: FX Fade if Approaching Object
LIGHT_LENSEFFECTS_FADEAPPROACHINGOBJECTParameter: FX Glow Distance Scale
LIGHT_LENSEFFECTS_SCALEGLOWParameter: FX Reflex Distance Scale
LIGHT_LENSEFFECTS_SCALEREFLEXESParameter: Mode
LIGHT_EXCLUSION_MODEParameter: Objects
LIGHT_EXCLUSION_LISTParameter: PyroCluster Illumination
LIGHT_PYROCLUSTER_ILLUMINATIONParameter: PyroCluster Shadow Casting
LIGHT_PYROCLUSTER_SHADOW