Geometry

Element

Maya Export vs. XSI Import

Comments

Mesh

Yes

Triangles

Yes

Polygons

Yes

Locators

Yes

Converted to nulls.

UVs

Yes

Vertex Color

Yes

Normals

Yes

Splines

No

NURBS

No

Lights

Element

Maya Export vs. XSI Import

Comments

Omni

Yes

Directional

Yes

Spot

Yes

Light Common Shading

Yes

Camera

Element

Maya Export vs. XSI Import

Comments

Perspective Lookat

Yes

Perspective Rotation

Yes

Orthogonal

Yes

Extra Camera Data

Yes

Lens data, aspect ratio, etc.

Hierarchy

Element

Maya Export vs. XSI Import

Comments

SRT Node Transforms

Yes

Advanced SRT Node Transforms

Yes

Support for pivot, neutral pose, etc.

Instances (model)

No

Instances (primitive)

No

Deformation

Element

Maya Export vs. XSI Import

Comments

Skinning (Envelopes)

Yes

Shapes

Partial

Support for blend shapes only. No weight animation.

Bones

No

Converted to nulls.

Animation

Element

Maya Export vs. XSI Import

Comments

Fcurves (constant)

Yes

Fcurves (linear)

Yes

Fcurves (spline)

Yes

Fcurves (hermite)

Yes

Fcurves (per key interpolation)

No

Constraints

Element

Maya Export vs. XSI Import

Comments

Constraints

No

You must bake simulations prior to export from Maya.

IK

No

Plotted to FK.

Physics

Element

Maya Export vs. XSI Import

Comments

Rigid Body Dynamics

No

Shading

Element

Maya Export vs. XSI Import

Comments

Common Shading

Yes

DirectX

No

Cg Profile Effects

No

User Data

Element

Maya Export vs. XSI Import

Comments

Maya Extra Attributes

Yes

Imported as XSI custom psets.

User Data Blob

No

File Referencing

Element

Maya Export vs. XSI Import

Comments

Model Files

No

All references are exported within the scene. That is, they are no longer references, but are now objects in the scene.

Images

Yes

Shaders

No

Update Mechanism

Element

Maya Export vs. XSI Import

Comments

Update

No