Wiki > TV3D65 Index > TVMathLibrary

TVMatrixLookAt

DESCRIPTION

Creates transformation matrix for ‘Look-At’ tranformation.

DECLARATION

VB.NET TVMatrixLookAt(retOut As TV_3DMATRIX , vStart As TV_3DVECTOR , vLookAtPoint As TV_3DVECTOR , vUpVector As TV_3DVECTOR)
C++ void TVMatrixLookAt(cTV_3DMATRIX* retOut , cTV_3DVECTOR* vStart , cTV_3DVECTOR* vLookAtPoint , cTV_3DVECTOR* vUpVector)

PARAMETERS

NAMEOPTIONALDESCRIPTION
vStartNoStart point or origin
vLookAtPointNoLook-At point
vUpVectorNoUp direction vector

RETURN VALUE

NAMEOPTIONALDESCRIPTION
retOutNoLook-At transformation matrix

EXAMPLES

ExampleBasic example.

TIPS

  • Up vecor should not be parallel with look-at direction
 
tvmathlibrary/tvmatrixlookat.txt · Last modified: 2010/05/07 15:39 by 94.193.63.63