Documentation de Gambas - /comp/gb.opengl.glsl/gl/islist

/comp/gb.opengl.glsl/gl/islist

# Gl.IsList (gb.opengl)

Static Function IsList ( Index As Integer ) As Boolean

Determine if a name corresponds to a display list.

### Parameters

list

  Specifies a potential display list name.

### Description

Gl.IsList returns Gl.TRUE if list is the name of a display list and returns Gl.FALSE if it is not, or if an error occurs.

A name returned by Gl.GenLists, but not yet associated with a display list by calling Gl.NewList, is not the name of a display list.

### Errors

Gl.INVALID_OPERATION is generated if Gl.IsList is executed between the execution of Gl.Begin and the corresponding execution of Gl.End.

### See also

- Gl.CallList,

- Gl.CallLists,

- Gl.DeleteLists,

- Gl.GenLists,

Gl.NewList

See original documentation on OpenGL website