Parameters are accessed with C4DAtom::GetParameter()/ C4DAtom::SetParameter(). See page_maxonapi_getting_started_foundations_cinema_parameters.
Parameter: Diffuse
SLA_DANEL_DIFFUSE
Parameter: Specular 1
SLA_DANEL_SPECULAR1
Parameter: Specular 2
SLA_DANEL_SPECULAR2
Parameter: Specular 3
SLA_DANEL_SPECULAR3
Parameter: Reflection
SLA_DANEL_REFLECTION
Parameter: Environment
SLA_DANEL_ENVIRONMENT
Parameter: Ambient
SLA_DANEL_AMBIENT
Parameter: Roughness
SLA_DANEL_ROUGHNESS
Parameter: Anisotropy
SLA_DANEL_ANISOTROPY
Parameter: Color
SLA_DANEL_DIFFUSE_COLOR
Parameter: Algorithm
SLA_DANEL_DIFFUSE_ALGORITHM
Parameter: Roughness
SLA_DANEL_DIFFUSE_ROUGHNESS
Parameter: Illumination
SLA_DANEL_DIFFUSE_ILLUMINATION
Parameter: Contrast
SLA_DANEL_DIFFUSE_CONTRAST
Parameter: Color
SLA_DANEL_SPEC1_COLOR
Parameter: Intensity
SLA_DANEL_SPEC1_INTENSITY
Parameter: Size
SLA_DANEL_SPEC1_SIZE
Parameter: Contrast
SLA_DANEL_SPEC1_CONTRAST
Parameter: Glare
SLA_DANEL_SPEC1_GLARE
Parameter: Falloff
SLA_DANEL_SPEC1_FALLOFF
Parameter: Color
SLA_DANEL_SPEC2_COLOR
Parameter: Intensity
SLA_DANEL_SPEC2_INTENSITY
Parameter: Size
SLA_DANEL_SPEC2_SIZE
Parameter: Contrast
SLA_DANEL_SPEC2_CONTRAST
Parameter: Glare
SLA_DANEL_SPEC2_GLARE
Parameter: Falloff
SLA_DANEL_SPEC2_FALLOFF
Parameter: Color
SLA_DANEL_SPEC3_COLOR
Parameter: Intensity
SLA_DANEL_SPEC3_INTENSITY
Parameter: Size
SLA_DANEL_SPEC3_SIZE
Parameter: Contrast
SLA_DANEL_SPEC3_CONTRAST
Parameter: Glare
SLA_DANEL_SPEC3_GLARE
Parameter: Falloff
SLA_DANEL_SPEC3_FALLOFF
Parameter: Intensity
SLA_DANEL_REFLECTION_INTENSITY
Parameter: Edge Intensity
SLA_DANEL_REFLECTION_EDGE_INTENSITY
Parameter: Falloff
SLA_DANEL_REFLECTION_FALLOFF
Parameter: Distance Falloff
SLA_DANEL_REFLECTION_DISTANCE_FALLOFF
Parameter: Min
SLA_DANEL_REFLECTION_MIN
Parameter: Max
SLA_DANEL_REFLECTION_MAX
Parameter: Utilize Anisotropic Scratches
SLA_DANEL_REFLECTION_UTILIZE_ANISO_SCRATCHES
Parameter: Blur
SLA_DANEL_REFLECTION_BLUR
Parameter: Samples
SLA_DANEL_REFLECTION_SAMPLES
Parameter: Jitter
SLA_DANEL_REFLECTION_JITTER
Parameter: Reflection Color
SLA_DANEL_REFLECTION_REFLECTION_COLOR
Parameter: Reflection Edge Color
SLA_DANEL_REFLECTION_EDGE_COLOR
Parameter: Image
SLA_DANEL_ENVIRONMENT_IMAGE
Parameter: Intensity
SLA_DANEL_ENVIRONMENT_INTENSITY
Parameter: Glare
SLA_DANEL_ENVIRONMENT_GLARE
Parameter: Falloff
SLA_DANEL_ENVIRONMENT_FALLOFF
Parameter: Utilize Anisotropic Scratches
SLA_DANEL_ENVIRONMENT_UTILIZE_ANISO_SCRATCHES
Parameter: Blur
SLA_DANEL_ENVIRONMENT_BLUR
Parameter: Samples
SLA_DANEL_ENVIRONMENT_SAMPLES
Parameter: Jitter
SLA_DANEL_ENVIRONMENT_JITTER
Parameter: Environment Color
SLA_DANEL_ENVIRONMENT_ENVIRONMENT_COLOR
Parameter: Edge Color
SLA_DANEL_ENVIRONMENT_EDGE_COLOR
Parameter: Color
SLA_DANEL_AMBIENT_COLOR
Parameter: Intensity
SLA_DANEL_AMBIENT_INTENSITY
Parameter: Edge Intensity
SLA_DANEL_AMBIENT_EDGE_INTENSITY
Parameter: Falloff
SLA_DANEL_AMBIENT_FALLOFF
Parameter: Seed
SLA_DANEL_ROUGHNESS_SEED
Parameter: Function
SLA_DANEL_ROUGHNESS_NOISE
Parameter: Amplitude
SLA_DANEL_ROUGHNESS_AMPLITUDE
Parameter: Octaves
SLA_DANEL_ROUGHNESS_OCTAVES
Parameter: Scale
SLA_DANEL_ROUGHNESS_SCALE
Parameter: Speed
SLA_DANEL_ROUGHNESS_SPEED
Parameter: Attenuation
SLA_DANEL_ROUGHNESS_ATTENUATION
Parameter: Delta
SLA_DANEL_ROUGHNESS_DELTA
Parameter: Hard Bump
SLA_DANEL_ROUGHNESS_HARD_BUMP
Parameter: Absolute
SLA_DANEL_ROUGHNESS_ABSOLUTE
Parameter: Low Clip
SLA_DANEL_ROUGHNESS_LOW_CLIP
Parameter: High Clip
SLA_DANEL_ROUGHNESS_HIGH_CLIP
Parameter: Grit Color
SLA_DANEL_ROUGHNESS_GRIT_COLOR
Parameter: Grit Intensity
SLA_DANEL_ROUGHNESS_GRIT_INTENSITY
Parameter: Grit Low Clip
SLA_DANEL_ROUGHNESS_GRIT_LOW_CLIP
Parameter: Grit High Clip
SLA_DANEL_ROUGHNESS_GRIT_HIGH_CLIP
Parameter: Projection
SLA_DANEL_ANISOTROPY_PROJECTION
Parameter: Projection Scale
SLA_DANEL_ANISOTROPY_PROJ_SCALE
Parameter: Roughness X
SLA_DANEL_ANISOTROPY_X_ROUGH
Parameter: Roughness Y
SLA_DANEL_ANISOTROPY_Y_ROUGH
Parameter: Amplitude
SLA_DANEL_ANISOTROPY_AMPL
Parameter: Scale
SLA_DANEL_ANISOTROPY_SCALE
Parameter: Length
SLA_DANEL_ANISOTROPY_LENGTH
Parameter: Attenuation
SLA_DANEL_ANISOTROPY_ATT
Parameter: Specular 1
SLA_DANEL_ANISOTROPY_CHANNEL1
Parameter: Specular 2
SLA_DANEL_ANISOTROPY_CHANNEL2
Parameter: Specular 3
SLA_DANEL_ANISOTROPY_CHANNEL3