Parameters are accessed with C4DAtom::GetParameter()/ C4DAtom::SetParameter(). See Parameter IDs.
Parameter: Scale Project...
DOCUMENT_SCALEDOCUMENTParameter: FPS
DOCUMENT_FPSParameter: Project Time
DOCUMENT_TIMEParameter: Time Min
DOCUMENT_MINTIMEParameter: Time Max
DOCUMENT_MAXTIMEParameter: Preview Min
DOCUMENT_LOOPMINTIMEParameter: Preview Max
DOCUMENT_LOOPMAXTIMEParameter: Animation
DOCUMENT_USEANIMATIONParameter: Expression
DOCUMENT_USEEXPRESSIONSParameter: Generators
DOCUMENT_USEGENERATORSParameter: Deformers
DOCUMENT_USEDEFORMERSParameter: Motion System
DOCUMENT_USEMOTIONSYSTEMParameter: Connect Watch Folder
DOCUMENT_MOUNTWATCHFOLDERParameter: Relative Path
DOCUMENT_RELATIVEWATCHFOLDERParameter: Color
DOCUMENT_DEFAULTMATERIAL_COLORParameter: View Clipping
DOCUMENT_CLIPPING_PRESETParameter: Near
DOCUMENT_CLIPPING_PRESET_NEARParameter: Far
DOCUMENT_CLIPPING_PRESET_FARParameter: Level of Detail
DOCUMENT_LODParameter: Use Render LOD for Viewport Rendering
DOCUMENT_RENDERLODParameter: Color Management
DOCUMENT_COLOR_MANAGEMENTParameter: Preset
DOCUMENT_OCIO_PRESETParameter: OpenColorIO Config
DOCUMENT_OCIO_CONFIGParameter: Render Space
DOCUMENT_OCIO_RENDER_COLORSPACEParameter: Display Space
DOCUMENT_OCIO_DISPLAY_COLORSPACEParameter: View Transform
DOCUMENT_OCIO_VIEW_TRANSFORMParameter: Thumbnails
DOCUMENT_OCIO_VIEW_TRANSFORM_THUMBNAILSParameter: Convert to OCIO...
DOCUMENT_CONVERT_TO_OCIOParameter: Scene Colors Converted
DOCUMENT_COLOR_MANAGEMENT_OCIO_CONVERTEDParameter: Linear Workflow
DOCUMENT_LINEARWORKFLOWParameter: Input Color Profile
DOCUMENT_COLORPROFILEParameter: DOCUMENT_COLORINFO
DOCUMENT_COLORINFOParameter: Author
DOCUMENT_INFO_AUTHORParameter: Copyright
DOCUMENT_INFO_COPYRIGHTParameter: Info
DOCUMENT_INFO_READMEParameter: Created by (Software)
DOCUMENT_INFO_PRGCREATOR_NAMEParameter: Created by (Software)
DOCUMENT_INFO_PRGCREATOR_IDParameter: Saved by (Software)
DOCUMENT_INFO_PRGWRITER_NAMEParameter: Saved by (Software)
DOCUMENT_INFO_PRGWRITER_IDParameter: Project Path
DOCUMENT_PATHParameter: Project Name
DOCUMENT_NAMEParameter: File Path
DOCUMENT_FILEPATHParameter: Preview Image
DOCUMENT_PREVIEW_IMAGEParameter: Preview Command
DOCUMENT_PREVIEW_COMMANDParameter: Save Polygon Cache
DOCUMENT_CINEWARE_POLYGON_CACHEParameter: Save Animation Cache
DOCUMENT_CINEWARE_ANIMATION_CACHEParameter: Save Material Cache
DOCUMENT_CINEWARE_MATERIAL_CACHEParameter: Width
DOCUMENT_CINEWARE_MATERIAL_WIDTHParameter: Height
DOCUMENT_CINEWARE_MATERIAL_HEIGHTParameter: Format
DOCUMENT_CINEWARE_MATERIAL_FORMATParameter: Depth
DOCUMENT_CINEWARE_MATERIAL_DEPTHParameter: Preview
DOCUMENT_INFO_PREVIEW