Parameters 

Description 

double& value 

[out] the area of the material for this element as double. Returns 0.0 if the given material is not a part of this element.  

const OdBmObjectId& materialId 

[in] The material id.  

bool useAsPaintMaterial 

[in] This material is considered as paint or not. If true, the area returned as calculated from paint applied to the element. If false, the area is calculated from the element geometry and layers.