SoCameraAccess

InventorModule

genre	Visualization
authors	Felix Ritter, Christian Hansen
package	FMEwork/ReleaseMeVis
dll	SoCameraAccess
definition	SoCameraAccess.def
keywords	camera, matrix, upvector, lookAt, viewvector, viewingmatrix, projectionmatrix, modelview

Purpose

The SoCameraAccess module provides access to the current Open Inventor camera state elements.

Usage

Connect the module to the scene and read its values.

Output Fields

self

name: self, type: SoNode

The module has one output that can be connected to the scenegraph.

Parameter Fields

Field Index

Cam Position: Vector3	Up Vector: Vector3
Camera Space Matrix: Matrix	View Vector: Vector3
Far Distance: Float	Viewing Matrix (viewingMatrix): Matrix
Look At Position: Vector3	Viewing Matrix (NewViewingMatrix): Matrix
Near Distance: Float	Viewport Size: String
Projection Matrix (projectionMatrix): Matrix
Projection Matrix (NewProjectionMatrix): Matrix
Transform Delta: Matrix

Visible Fields

Transform Delta

name: transformDeltaOut, type: Matrix, default: 1 0 0 0, 0 1 0 0, 0 0 1 0, 0 0 0 1

Viewing Matrix (viewingMatrix)

name: viewingMatrix, type: Matrix, default: 1 0 0 0, 0 1 0 0, 0 0 1 0, 0 0 0 1

Projection Matrix (projectionMatrix)

name: projectionMatrix, type: Matrix, default: 1 0 0 0, 0 1 0 0, 0 0 1 0, 0 0 0 1

Camera Space Matrix

name: cameraSpaceMatrix, type: Matrix, default: 1 0 0 0, 0 1 0 0, 0 0 1 0, 0 0 0 1

Cam Position

name: camPosition, type: Vector3, default: 0 0 0

Look At Position

name: lookAtPosition, type: Vector3, default: 0 0 0

Up Vector

name: upVector, type: Vector3, default: 0 0 0

View Vector

name: viewVector, type: Vector3, default: 0 0 0

Viewport Size

name: viewportSizeOut, type: String, default: 0 0

Near Distance

name: nearDistance, type: Float, default: 0

Far Distance

name: farDistance, type: Float, default: 0

Viewing Matrix (NewViewingMatrix)

name: NewViewingMatrix, type: Matrix, default: 1 0 0 0, 0 1 0 0, 0 0 1 0, 0 0 0 1

Projection Matrix (NewProjectionMatrix)

name: NewProjectionMatrix, type: Matrix, default: 1 0 0 0, 0 1 0 0, 0 0 1 0, 0 0 0 1