9

996 Chapter 9: Surface Modelin g
2.
Drag over any viewport to create t he patch.
To edit a Tri Patch:
1.
Select a Tri Patch.
2. On the Modify panel, right-click TriPatch in
stackview,andchooseEditablePatch.
The Tri Patch collapses to an Editable Patch.
3. In the Editable Patch Selection rollout, click
Ve r t e x .
4. In an y viewport, select a vertex on the patch
object and move the vertex to change the
surface topology.
You can animate vertices and vectors with an
Editable Patch modifier.
Inter face
Name and Color rollout
The Name and Color rollout (page 3–757) lets you
rename objects and change their wireframe color.
Keyboard Entr y rollout
X/Y /Z—Sets the patch center.
Lengt h—Sets the p atch length.
Width—Sets the patch width.
Cr e a te—Creates a patch based on the XYZ, Length,
and Width values.
Parameters rollout
Length, Width—Sets dimensions of grid in current
units.
Generate Mapping Coordinates—Creates map
coordinates for applying mapped materials.
Default=off.
Meshes
Create or select an object. > Qu ad menu > Transform
quadrant > Convert To: submenu > Editable Mesh
Create or selec t an object. > Modify panel > Right-click
the base object in the stack. > Convert to: Editable Mesh
Create or select an object. > Utilities panel > Collap se
button > Collapse Selected but ton
Editable Mesh (page 3–932),liketheEditMesh
modifier, provides controls for manipulating a
meshobjectmadeupoftriangularfacesasan
object and at three sub-object levels: vertex, edge
and face. You can convert most objects in 3ds Max
to editable meshes, but for open spline objec ts,
only vertices are available, because open splines
have no faces or edges when converted to meshes.
Tomakeasub-objectselectiononanon-editable
mesh object (for example, a primitive) for passing
up the stack to a modifier, use the Mesh Select
modifier (page 1–719).
OnceyoumakeaselectionwithEditableMesh,
you have these options: