Since | 17.5 |
int usd_isattrib(<stage>stage, string primpath, string name)
This function checks whether the given primitive has an attribute of a given name.
<stage>
When running in the context of a node (such as a wrangle LOP), this argument can be an integer representing the input number (starting at 0) to read the stage from. The integer is equivalent to the string form referencing a particular input, e.g., “opinput:0”.
primpath
The path to the primitive.
name
Attribute name.
Returns
1
if the primitive has the given attribute, or 0
otherwise.
Examples
// Check if the sphere has an attribute "some_attribute". int is_valid_attrib = usd_isattrib(0, "/geometry/sphere", "some_attribute");
See also | |
usd | |
usd_attrib |