Parameters are accessed with C4DAtom::GetParameter()/ C4DAtom::SetParameter(). See Parameter IDs.
Parameter: Enabled
FP_REPRODUCE_REPRODUCTION_ENABLEDParameter: Count
FP_REPRODUCE_REPRODUCTION_COUNTParameter: Scatter
FP_REPRODUCE_REPRODUCTION_MODEParameter: Count Variance
FP_REPRODUCE_REPRODUCTION_COUNT_VARIANCEParameter: Kill Source
FP_REPRODUCE_REPRODUCTION_KILLSOURCEParameter: Mode
FP_REPRODUCE_REPRODUCTION_ONCEParameter: Continuous
FP_REPRODUCE_REPRODUCTION_CONTINUOUSParameter: Offset
FP_REPRODUCE_REPRODUCTION_OFFSETParameter: Offset Variance
FP_REPRODUCE_REPRODUCTION_OFFSET_VARIANCEParameter: Seed
FP_REPRODUCE_REPRODUCTION_SEEDParameter: Group Inheritance
FP_REPRODUCE_GROUP_INHERITANCEParameter: Group
FP_REPRODUCE_GROUP_GROUPParameter: Create Group
FP_REPRODUCE_GROUP_CREATEParameter: Expectation
FP_REPRODUCE_LIFETIME_EXPECTATIONParameter: Variance
FP_REPRODUCE_LIFETIME_VARIANCEParameter: Lifetime Inheritance
FP_REPRODUCE_LIFETIME_INHERITANCEParameter: Speed
FP_REPRODUCE_VELOCITY_SPEEDParameter: Speed Variance
FP_REPRODUCE_VELOCITY_SPEED_VARIANCEParameter: Direction
FP_REPRODUCE_VELOCITY_DIRECTION_MODEParameter: Axis
FP_REPRODUCE_VELOCITY_DIRECTION_AXISParameter: Vector
FP_REPRODUCE_VELOCITY_DIRECTION_VECTORParameter: Target
FP_REPRODUCE_VELOCITY_DIRECTION_TARGET_LINKParameter: Space
FP_REPRODUCE_VELOCITY_DIRECTION_SPACEParameter: Spread
FP_REPRODUCE_VELOCITY_DIRECTION_FOVParameter: Spread Falloff
FP_REPRODUCE_VELOCITY_DIRECTION_FOVFALLOFFParameter: Speed Inheritance
FP_REPRODUCE_VELOCITY_SPEED_INHERITANCEParameter: Direction Inheritance
FP_REPRODUCE_VELOCITY_DIRECTION_INHERITANCEParameter: Forward Vector
FP_REPRODUCE_ALIGNMENT_FORWARD_MODEParameter: Axis
FP_REPRODUCE_ALIGNMENT_FORWARD_AXISParameter: Vector
FP_REPRODUCE_ALIGNMENT_FORWARD_VECTORParameter: Target
FP_REPRODUCE_ALIGNMENT_FORWARD_OBJECT_LINKParameter: Vector Space
FP_REPRODUCE_ALIGNMENT_FORWARD_AXIS_SPACEParameter: Spread
FP_REPRODUCE_ALIGNMENT_FORWARD_FOVParameter: Spread Falloff
FP_REPRODUCE_ALIGNMENT_FORWARD_FOVFALLOFFParameter: Up Vector
FP_REPRODUCE_ALIGNMENT_UPParameter: Alignment Inheritance
FP_REPRODUCE_ALIGNMENT_INHERITANCEParameter: Speed
FP_REPRODUCE_ANGULARVELOCITY_SPINSPEEDParameter: Speed Variance
FP_REPRODUCE_ANGULARVELOCITY_SPINSPEED_VARIANCEParameter: Spin Vector
FP_REPRODUCE_ANGULARVELOCITY_SPINVECTOR_MODEParameter: Axis
FP_REPRODUCE_ANGULARVELOCITY_SPINVECTOR_AXISParameter: Vector
FP_REPRODUCE_ANGULARVELOCITY_SPINVECTOR_VECTORParameter: Target
FP_REPRODUCE_ANGULARVELOCITY_SPINVECTOR_OBJECT_LINKParameter: Vector Space
FP_REPRODUCE_ANGULARVELOCITY_SPINVECTOR_SPACEParameter: Spread
FP_REPRODUCE_ANGULARVELOCITY_SPINVECTOR_FOVParameter: Spread Falloff
FP_REPRODUCE_ANGULARVELOCITY_SPINVECTOR_FOVFALLOFFParameter: Speed Inheritance
FP_REPRODUCE_ANGULARVELOCITY_SPINSPEED_INHERITANCEParameter: Vector Inheritance
FP_REPRODUCE_ANGULARVELOCITY_SPINVECTOR_INHERITANCEParameter: Color
FP_REPRODUCE_COLOR_COLORParameter: Color Inheritance
FP_REPRODUCE_COLOR_INHERITANCEParameter: Radius
FP_REPRODUCE_RADIUS_RADIUSParameter: Radius Variance
FP_REPRODUCE_RADIUS_VARIANCEParameter: Radius Inheritance
FP_REPRODUCE_RADIUS_INHERITANCE