Attributes, which make up a geometry's vertices. Each property in this object corresponds to a
GeometryAttribute containing the attribute's data.
Attributes are always stored non-interleaved in a Geometry.
成员(属性)
bitangent : GeometryAttribute|undefined
The bitangent attribute (normalized), which is used for tangent-space effects like bump mapping.
32-bit floating-point. 3 components per attribute.
-
默认值:
undefined
color : GeometryAttribute|undefined
The color attribute.
8-bit unsigned integer. 4 components per attribute.
-
默认值:
undefined
normal : GeometryAttribute|undefined
The normal attribute (normalized), which is commonly used for lighting.
32-bit floating-point. 3 components per attribute.
-
默认值:
undefined
position : GeometryAttribute|undefined
The 3D position attribute.
64-bit floating-point (for precision). 3 components per attribute.
-
默认值:
undefined
st : GeometryAttribute|undefined
The 2D texture coordinate attribute.
32-bit floating-point. 2 components per attribute
-
默认值:
undefined
tangent : GeometryAttribute|undefined
The tangent attribute (normalized), which is used for tangent-space effects like bump mapping.
32-bit floating-point. 3 components per attribute.
-
默认值:
undefined