# Create Hemispherical Grid¶

To create an **Hemispherical Grid** in the **Main Menu** select **Model -> Construction -> Make Hemisphere**.

## Simple Sphere and Simple Rind¶

**Parameters for a Simple Sphere or Rind**

The following data are required:

*nb Radial*: number of hexahedra on radial.*nb Angular*: number of hexahedra along the perimeter of the sphere.*nb Height*: number of hexahedra along the axis of the sphere.

The result of this action is:

**Simple Sphere**

**Simple Rind**

TUI command: Simple Sphere

TUI command: Simple Rind

## Uniform Sphere¶

**Parameters for an Uniform Sphere**

The following data are required:

*center*: center coordinates of the sphere (select a vertex).*axis*: the axis of the hole (select a vector).*base*: the base of the sphere (select a vector).*external radius*: the radius of the sphere.*hole radius*: the radius of the hole in the sphere .*slice angle*: angle of the sphere around the Z axis.*vertex for cut plan*: the vertex along the vertical axis where the rind will be cut.*nb Radial*: number of hexahedra on radial.*nb Angular*: number of hexahedra along the perimeter of the sphere.*nb Height*: number of hexahedra along the axis of the sphere.

The result of this action is:

**Uniform Sphere**

TUI command: Uniform Sphere

## Custom Sphere¶

**Parameters for a Custom Sphere**

The following data are required:

*center*: center coordinates of the sphere (select a vertex).*axis*: the axis of the hole (select a vector).*base*: the base of the sphere (select a vector).*radius*: a list of radiuses in ascendant order.*angle*: a list of angles in ascendant order.*height*: a list of heights in ascendant order.

The result of this action is:

**Custom Sphere**

TUI command: Custom Sphere

## Uniform Rind¶

**Parameters for a Uniform Rind**

The following data are required:

*center*: center coordinates of the rind (select a vertex).*axis*: the vertical axis of the rind (select a vector).*base*: the base of the rind (select a vector).*external radius*: the radius of the rind.*internal radius*: the internal radius.*hole radius*: the radius of the hole.*slice angle*: angle of the rind around the Z axis.*vertex for cut plan*: the vertex along the vertical axis where the rind will be cut.*nb Radial*: number of hexahedra on radial.*nb Angular*: number of hexahedra along the perimeter.*nb Height*: number of hexahedra along the axis of the rind.

The result of this action is:

**Uniform Rind**

TUI command: Uniform Rind

## Custom Rind¶

**Parameters for a Custom Rind**

The following data are required:

*center*: center coordinates of the rind (select a vertex).*axis*: the vertical axis (select a vector).*base*: the base of the rind (select a vector).*radius*: a list of radiuses in ascendant order.*angle*: a list of angles in ascendant order.*height*: a list of heights in ascendant order.

The result of this action is:

**Custom Rind**

TUI command: Custom Rind

## Simple Concentric (Spherical)¶

**Parameters for a Simple Concentric**

The following data are required:

*nb Layers*: the number of nested hexahedra.*Criteria*

The result of this action is:

**Simple Concentric**

TUI command: Simple Concentric

## Uniform Concentric (Spherical)¶

**Parameters for a Uniform Concentric**

The following data are required:

*center*: the center’s coordinates (select a vertex).*axis*: the vertical axis (select a vector).*base*: the base of the concentric (select a vector).*external radius*: the radius of the concentric.*nb Layers*: the number of nested hexahedra in the concentric.*Criteria*.

TUI command: Uniform Concentric

## Custom Concentric (Spherical)¶

**Parameters for a Custom Concentric**

The following data are required:

*center*: the center’s coordinates (select a vertex).*axis*: the vertical axis (select a vector).*base*: the base of the concentric (select a vector).*criteria*.*radius*: a list of radiuses in ascendant order.

The result of this action is:

**Custom Concentric**

TUI command: Custom Concentric