Parameters are accessed with C4DAtom::GetParameter()/ C4DAtom::SetParameter(). See Parameter IDs.
Parameter: Priority
HAIRSTYLE_PRIORITYParameter: Link
HAIRSTYLE_LINKParameter: Count
HAIRSTYLE_COUNTParameter: Segments
HAIRSTYLE_SEGMENTSParameter: Length
HAIRSTYLE_LENGTHParameter: Root
HAIRSTYLE_ROOT_PLACEMENTParameter: Map
HAIRSTYLE_ROOT_REMAPPINGParameter: U Spacing
HAIRSTYLE_UV_U_SPACINGParameter: V Spacing
HAIRSTYLE_UV_V_SPACINGParameter: U Variation
HAIRSTYLE_UV_U_VARParameter: V Variation
HAIRSTYLE_UV_V_VARParameter: Growth
HAIRSTYLE_GROWTHParameter: Axis
HAIRSTYLE_GROWTH_DIRECTION_TYPEParameter: Local
HAIRSTYLE_GROWTH_DIRECTION_LOCALParameter: Min. Spacing
HAIRSTYLE_ROOT_MIN_SPACINGParameter: Distance
HAIRSTYLE_ROOT_DISTANCEParameter: Density
HAIRSTYLE_ROOT_DENSITYParameter: Levels
HAIRSTYLE_ROOT_DENSITY_LEVELSParameter: Points Link
HAIRSTYLE_POINTS_LINKParameter: Edit Vertex
HAIRSTYLE_SHELL_SEGMENTParameter: Re-Root
HAIRSTYLE_STATE_REROOTParameter: Regrow
HAIRSTYLE_STATE_RESETParameter: Store
HAIRSTYLE_STATE_STOREParameter: Restore
HAIRSTYLE_STATE_RESTOREParameter: Clear
HAIRSTYLE_STATE_CLEARParameter: Symmetry
HAIRSTYLE_SYMMETRY_ENABLEParameter: Plane
HAIRSTYLE_SYMMETRY_PLANEParameter: Show Guides
HAIRSTYLE_SYMMETRY_EDITORParameter: Auto Root
HAIRSTYLE_SYMMETRY_ROOTParameter: Make Editable
HAIRSTYLE_SYMMETRY_EDITABLEParameter: Auto Update
HAIRSTYLE_UPDATE_AUTOParameter: Update Guides
HAIRSTYLE_UPDATEParameter: Count
HAIRSTYLE_HAIR_COUNTParameter: Segments
HAIRSTYLE_HAIR_SEGMENTSParameter: Root
HAIRSTYLE_HAIR_ROOT_PLACEMENTParameter: As Normal
HAIRSTYLE_ROOTS_ASNORMALSParameter: U Spacing
HAIRSTYLE_HAIR_UV_U_SPACINGParameter: V Spacing
HAIRSTYLE_HAIR_UV_V_SPACINGParameter: U Variation
HAIRSTYLE_HAIR_UV_U_VARParameter: V Variation
HAIRSTYLE_HAIR_UV_V_VARParameter: Offset
HAIRSTYLE_ROOT_OFFSETParameter: Extend
HAIRSTYLE_ROOT_EXTENDParameter: Remove Invalid
HAIRSTYLE_HAIR_ROOT_NULL_INVALIDParameter: Min Spacing
HAIRSTYLE_HAIR_ROOT_MIN_SPACINGParameter: Distance
HAIRSTYLE_HAIR_ROOT_DISTANCEParameter: Density
HAIRSTYLE_HAIR_ROOT_DENSITYParameter: Levels
HAIRSTYLE_HAIR_ROOT_DENSITY_LEVELSParameter: Restrict to Guides
HAIRSTYLE_HAIR_ROOT_RESTICTParameter: Distance
HAIRSTYLE_HAIR_ROOT_RESTRICT_DISTANCEParameter: Guides
HAIRSTYLE_HAIR_ROOT_RESTRICT_COUNTParameter: Clone
HAIRSTYLE_HAIR_ROOT_MULTIPLYParameter: Set Roots
HAIRSTYLE_HAIR_ROOT_MULTIPLY_SETROOTSParameter: Root
HAIRSTYLE_HAIR_ROOT_MULTI_ROOTParameter: Tip
HAIRSTYLE_HAIR_ROOT_MULTI_TIPParameter: Scale
HAIRSTYLE_HAIR_ROOT_MULTI_SCALEParameter: Variation
HAIRSTYLE_HAIR_ROOT_MULTI_SCALE_VARParameter: Offset
HAIRSTYLE_HAIR_ROOT_MULTI_SPLINEParameter: Type
HAIRSTYLE_INTERPOLATION_TYPEParameter: From Guides
HAIRSTYLE_INTERPOLATION_GUIDESParameter: Variation
HAIRSTYLE_INTERPOLATION_VARIATIONParameter: Clump
HAIRSTYLE_INTERPOLATION_CLUMPParameter: Attraction
HAIRSTYLE_INTERPOLATION_ATTRACTIONParameter: Fill Hairs
HAIRSTYLE_FURParameter: Count
HAIRSTYLE_FUR_COUNTParameter: Fill Hairs Only
HAIRSTYLE_FUR_ONLYParameter: Shadows
HAIRSTYLE_FUR_SHADOWSParameter: Cache
HAIRSTYLE_FUR_CACHEParameter: Scale
HAIRSTYLE_FUR_SCALEParameter: Variation
HAIRSTYLE_FUR_SCALE_VARParameter: Thickness
HAIRSTYLE_FUR_THICKNESSParameter: Variation
HAIRSTYLE_FUR_THICKNESS_VARParameter: Clump
HAIRSTYLE_FUR_CLUMPParameter: Attraction
HAIRSTYLE_FUR_CLUMP_STRENGTHParameter: Display
HAIRSTYLE_PREVIEWParameter: Cache
HAIRSTYLE_PREVIEW_CACHEParameter: Show Backfacing
HAIRSTYLE_BACKFACINGParameter: Accurate CPU Material
HAIRSTYLE_PREVIEW_NO_SHADINGParameter: Enhanced Viewport Shading
HAIRSTYLE_PREVIEW_GPU_ENHANCED_SHADINGParameter: Enhanced Viewport Shading Specular
HAIRSTYLE_PREVIEW_GPU_ENHANCED_SHADING_SPECULARParameter: Enhanced Viewport Shading Ambient Occlusion
HAIRSTYLE_PREVIEW_GPU_ENHANCED_SHADING_AOParameter: Detail
HAIRSTYLE_PREVIEW_DETAILParameter: Generate
HAIRSTYLE_EDITOR_GENERATEParameter: LOD
HAIRSTYLE_LOD_AFFECTParameter: As Render
HAIRSTYLE_EDITOR_ASRENDERParameter: Count
HAIRSTYLE_EDITOR_COUNTParameter: Segments
HAIRSTYLE_EDITOR_SEGCOUNTParameter: Render Hairs
HAIRSTYLE_RENDER_HAIRParameter: Type
HAIRSTYLE_GENERATEParameter: Frame Update
HAIRSTYLE_GENERATE_PERFRAMEParameter: Object
HAIRSTYLE_INSTANCE_LINKParameter: Axis
HAIRSTYLE_INSTANCE_AXISParameter: Scaling
HAIRSTYLE_INSTANCE_SCALINGParameter: Deform
HAIRSTYLE_INSTANCE_DEFORMParameter: Hierarchy
HAIRSTYLE_INSTANCE_HIERARCHYParameter: Repeat
HAIRSTYLE_INSTANCE_REPEATParameter: Keep Textures
HAIRSTYLE_INSTANCE_MATERIALSParameter: Start
HAIRSTYLE_INSTANCE_STARTParameter: End
HAIRSTYLE_INSTANCE_ENDParameter: Align
HAIRSTYLE_ROTATIONParameter: Local
HAIRSTYLE_ROTATION_LOCALParameter: Invert
HAIRSTYLE_ROTATION_INVERTParameter: Look At
HAIRSTYLE_ROTATION_LINKParameter: Single Object
HAIRSTYLE_SINGLE_OBJECTParameter: Start Cap
HAIRSTYLE_CAP_STARTParameter: End Cap
HAIRSTYLE_CAP_ENDParameter: Slice
HAIRSTYLE_SLICESParameter: Axis
HAIRSTYLE_SLICE_NORMALParameter: Enable
HAIRSTYLE_DYNAMICS_ENABLEParameter: Collisions
HAIRSTYLE_DYNAMICS_COLLISIONSParameter: Rigid
HAIRSTYLE_DYNAMICS_EXTRA_STIFFParameter: Surf. Rad.
HAIRSTYLE_DYNAMICS_RADIUSParameter: Fixed Roots
HAIRSTYLE_DYNAMICS_FIXED_ROOTSParameter: Mass
HAIRSTYLE_DYNAMICS_MASSParameter: Drag
HAIRSTYLE_DYNAMICS_DRAGParameter: Hold Roots
HAIRSTYLE_DYNAMICS_ROOT_HOLDParameter: Stiffness
HAIRSTYLE_DYNAMICS_STIFFNESSParameter: Rest Mix
HAIRSTYLE_DYNAMICS_REST_MIXParameter: Rest Hold
HAIRSTYLE_DYNAMICS_REST_HOLDParameter: Elastic Limit
HAIRSTYLE_DYNAMICS_ELASTIC_LIMITParameter: Deform
HAIRSTYLE_DYNAMICS_ELASTIC_DEFORMParameter: Auto Time
HAIRSTYLE_DYNAMICS_AUTOTIMEParameter: Start
HAIRSTYLE_DYNAMICS_STARTParameter: End
HAIRSTYLE_DYNAMICS_STOPParameter: Relax
HAIRSTYLE_DYNAMICS_RELAXParameter: Frames
HAIRSTYLE_DYNAMICS_FRAMESParameter: Drag
HAIRSTYLE_DYNAMICS_DRAG_LINKParameter: Stiffness
HAIRSTYLE_DYNAMICS_STIFFNESS_LINKParameter: Rest Hold
HAIRSTYLE_DYNAMICS_REST_HOLD_LINKParameter: Mass
HAIRSTYLE_DYNAMICS_MASS_LINKParameter: Forces
HAIRSTYLE_DYNAMICS_FORCE_LINKParameter: Drag
HAIRSTYLE_DYNAMICS_DRAG_SPLINEParameter: Stiffness
HAIRSTYLE_DYNAMICS_STIFFNESS_SPLINEParameter: Rest Hold
HAIRSTYLE_DYNAMICS_REST_HOLD_SPLINEParameter: Mass
HAIRSTYLE_DYNAMICS_MASS_SPLINEParameter: Forces
HAIRSTYLE_DYNAMICS_FORCE_SPLINEParameter: Dynamics
HAIRSTYLE_DYNAMICS_APPLYParameter: Custom
HAIRSTYLE_DYNAMICS_CUSTOMParameter: Segments
HAIRSTYLE_DYNAMICS_SEGMENTSParameter: Steps
HAIRSTYLE_DYNAMICS_SUBDIVParameter: Iterations
HAIRSTYLE_DYNAMICS_ITERATIONSParameter: Hair to Hair
HAIRSTYLE_DYNAMICS_FORCES_HAIRParameter: Surface to Hair
HAIRSTYLE_DYNAMICS_FORCES_OBJECTSParameter: Gravity
HAIRSTYLE_DYNAMICS_GRAVITYParameter: Radius
HAIRSTYLE_DYNAMICS_FORCES_RADIUSParameter: Strength
HAIRSTYLE_DYNAMICS_FORCES_STRENGTHParameter: Max Strength
HAIRSTYLE_DYNAMICS_FORCES_MAXSTRENGTHParameter: Falloff
HAIRSTYLE_DYNAMICS_FORCES_FALLOFFParameter: Custom
HAIRSTYLE_DYNAMICS_FORCES_FALLOFF_SPLINEParameter: Mode
HAIRSTYLE_DYNAMICS_FORCES_INCEXCParameter: Forces
HAIRSTYLE_DYNAMICS_FORCES_INCLUDEParameter: Dynamics Cache
HAIRSTYLE_DYNAMICS_CACHE_ENABLEParameter: Calculate
HAIRSTYLE_DYNAMICS_CACHE_CALCULATEParameter: Compress
HAIRSTYLE_DYNAMICS_CACHE_COMPRESSEDParameter: Empty Cache
HAIRSTYLE_DYNAMICS_CACHE_DELETEParameter: Update Frame
HAIRSTYLE_DYNAMICS_CACHE_CACHE_FRAMEParameter: Editable
HAIRSTYLE_DYNAMICS_EDITABLEParameter: Load...
HAIRSTYLE_DYNAMICS_CACHE_CACHE_LOADParameter: Save...
HAIRSTYLE_DYNAMICS_CACHE_CACHE_SAVEParameter: Cache
HAIRSTYLE_DYNAMICS_CACHE_CACHE_LIMITParameter: Auto Partings
HAIRSTYLE_PARTINGS_AUTOParameter: Distance
HAIRSTYLE_PARTINGS_DISTANCEParameter: Angle
HAIRSTYLE_PARTINGS_ANGLEParameter: Groups
HAIRSTYLE_PARTINGS_INCLUDEParameter: Backfacing Culling
HAIRSTYLE_GENERATE_CULL_BACKFACINGParameter: Off-Screen Culling
HAIRSTYLE_GENERATE_CULL_OFFSCREENParameter: Distance Clipping
HAIRSTYLE_GENERATE_CULL_DISTANCEParameter: Backfacing Start
HAIRSTYLE_GENERATE_CULL_BACKFACING_FADEParameter: End
HAIRSTYLE_GENERATE_CULL_BACKFACING_FADE_ENDParameter: Near Clip
HAIRSTYLE_GENERATE_CULL_DISTANCE_NEARCLIPParameter: Near Fade
HAIRSTYLE_GENERATE_CULL_DISTANCE_NEARCLIP_FADEParameter: Far Clip
HAIRSTYLE_GENERATE_CULL_DISTANCE_FARCLIPParameter: Far Fade
HAIRSTYLE_GENERATE_CULL_DISTANCE_FARCLIP_FADEParameter: Off-Screen
HAIRSTYLE_GENERATE_CULL_OFFSCREEN_PERCENTParameter: Seed
HAIRSTYLE_SEEDParameter: Redistribute Loops
HAIRSTYLE_ROOTS_GENERATE_ITERATIONSParameter: Deformers
HAIRSTYLE_DEFORMERS_ENABLEParameter: Strength
HAIRSTYLE_DEFORMERS_STRENGTHParameter: UV Tag
HAIRSTYLE_UV_LINK