VectorArrows Class Reference

Simple demo to draw some vector arrows. More...

List of all members.

Classes

• struct FieldState

Public Types

• typedef MemArray
  < 3, Eagle::tvector3 > VectorArray_t
• typedef MemArray
  < 3, Eagle::point3 > CoordsArray_t
• typedef DirectProductMemArray
  < Eagle::point3 > ProcArray_t

Public Member Functions

• override RefPtr< State > newState () const
• VectorArrows (const string &name, int p, const RefPtr< VCreationPreferences > &VP)
• override bool update (VRequest &R, double precision)

  Update function - get the vector field and coordinates of the corresponding Grid into the local state object, to be used for rendering later.
  

• override void render (VRenderContext &Context) const

  The render callback routing, called within an OpenGL context.
  

Static Public Member Functions

• static void glLine (const point &A, const tvector &dir)

Public Attributes

• TypedSlot< int > SliceID
• TypedSlot< int > Scale
• TypedSlot< int > Thickness
• TypedSlot< int > ArrowAngle
• TypedSlot< int > RelativeSize

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Detailed Description

Simple demo to draw some vector arrows.

This render object can only draw an xy slice out of a vector field given on a uniform grid.

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Member Function Documentation

override void VectorArrows::render

(

VRenderContext &

Context

)

const [inline]

The render callback routing, called within an OpenGL context.

Takes the data from the local state object and renders it.

References Wizt::VRenderContext::CameraSettings, Wizt::VStateCreatorBase::getState(), Fiber::MultiIndex< Dims >::inc(), Wizt::VStateCreatorBase::myState(), Eagle::norm(), Wizt::VCamera::Observer, Wizt::VRenderObject::setBoundingBall(), MultiArrayBase< N, T >::Size(), and Typename().