Parameters are accessed with C4DAtom::GetParameter()/ C4DAtom::SetParameter(). See Parameter IDs.
Parameter: Time
EXPLOSIONFX_TIMEParameter: CL Thickness
EXPLOSIONFX_THICKNESSParameter: CL Thickness Variation
EXPLOSIONFX_THICKNESS_RANDOMParameter: CL Density
EXPLOSIONFX_DENSITYParameter: CL Density Variation
EXPLOSIONFX_DENSITY_RANDOMParameter: CL Cluster Type
EXPLOSIONFX_CLUSTERKINDParameter: CL Mask
EXPLOSIONFX_CLUSTER_NAMEParameter: CL Fix Unselected
EXPLOSIONFX_CLUSTERFIXParameter: CL Min Polys
EXPLOSIONFX_CLUSTER_MIN_POLYSParameter: CL Max Polys
EXPLOSIONFX_CLUSTER_MAX_POLYSParameter: CL Disappear
EXPLOSIONFX_DISAPPEARParameter: CL Disappear Kind
EXPLOSIONFX_DISAPPEARKINDParameter: CL Disappear Start
EXPLOSIONFX_DISAPPEAR_STARTParameter: CL Disappear Duration
EXPLOSIONFX_DISAPPEAR_DELAYParameter: EX Strength
EXPLOSIONFX_EXPLOSTRENGTHParameter: EX Strength Decay
EXPLOSIONFX_EXPLOSTRENGTH_FALLOFFParameter: EX Strength Variation
EXPLOSIONFX_EXPLOSTRENGTH_RANDOMParameter: EX Direction
EXPLOSIONFX_EXPLODIRECTIONParameter: EX Direction Linear
EXPLOSIONFX_LINEARParameter: EX Direction Variation
EXPLOSIONFX_EXPLODIRECTION_RANDOMParameter: EX Blast Time
EXPLOSIONFX_EXPLOTIMEParameter: EX Blast Speed
EXPLOSIONFX_DSPEEDParameter: EX Blast Speed Decay
EXPLOSIONFX_DSPEED_FALLOFFParameter: EX Blast Speed Variation
EXPLOSIONFX_DSPEED_RANDOMParameter: EX Blast Range
EXPLOSIONFX_DMAX_RANGEParameter: EX Blast Range Variation
EXPLOSIONFX_DMAX_RANGE_RANDOMParameter: GR Acceleration
EXPLOSIONFX_GRAVITATIONParameter: GR Acceleration Variation
EXPLOSIONFX_GRAVITATION_RANDOMParameter: GR Direction
EXPLOSIONFX_GDIRECTIONParameter: GR Range
EXPLOSIONFX_GMAX_RANGEParameter: GR Range Variation
EXPLOSIONFX_GMAX_RANGE_RANDOMParameter: RT Speed
EXPLOSIONFX_WSPEEDParameter: RT Speed Decay
EXPLOSIONFX_WSPEED_FALLOFFParameter: RT Speed Variation
EXPLOSIONFX_WSPEED_RANDOMParameter: RT Rotation Axis
EXPLOSIONFX_ROTACHSEParameter: RT Rotation Axis Variation
EXPLOSIONFX_ROTACHSE_RANDOMParameter: SP Wind
EXPLOSIONFX_WINDSPEEDParameter: SP Wind Variation
EXPLOSIONFX_WINDSPEED_RANDOMParameter: SP Twist
EXPLOSIONFX_WIRBELSPEEDParameter: SP Twist Variation
EXPLOSIONFX_WIRBELSPEED_RANDOM