| Contents | Index |
This table summarizes what is new in Version 5.3 (R2011a).
| New Features and Changes | Version Compatibility Considerations | Fixed Bugs and Known Problems |
|---|---|---|
| Yes Details below | No | Bug
Reports Includes fixes |
Geometric and Background Objects Added to 3D World Editor Library
Node Fields Are Listed Before Node Children Fields in 3D World Editor
Setting Viewpoint Values in the 3D World Editor Based on Camera Position
The 3D World Editor library includes geometric objects, such as a Sphere object. Access the geometric objects from the Nodes > Insert From > Components Library > Shapes menu.
The 3D World Editor library also includes background objects, such as a two-tone blue background object. Access the background objects from the Nodes > Insert From > Components Library > Backgrounds menu.
You can switch between multiple Bindable nodes of the same type (Background, Fog, NavigationInfo or Viewpoint nodes) in the 3D Work Editor. By default, the first node of multiple instances of a Bindable node is active.
For Background, Fog, and NavigationInfo nodes, right-click the node that you want to make active and select the Bind menu item.
As you could in releases prior to R2011a, to make an instance of a Viewpoint node active, right-click the node that you want to be active and select the Go to viewpoint menu item.
You can open the 3D World Editor using the MATLAB Start button. Select Simulink > Simulink 3D Animation > 3D World Editor.
The Simulink 3D Animation Preferences pane includes the following two options for specifying the startup position of the 3D World Editor:
To specify the default location for the 3D World Editor, select 3D World Editor > Position, and specify the pixel location for the upper-left and the lower-right corners (for example, [96 120 862 960]).
To have the 3D World Editor open in the same location where the editor was last exited, select 3D World Editor > Save position on exit.
To simplify the tree view in the 3D World Editor, you can hide default VRML values. To hide default values, select the Tree > Hide Default Values menu item. To return to viewing default values, clear the Hide Default Values option.
Node fields appear at the top of the list of nodes in the tree structure pane of the 3D World Editor.
In the R2010b version of the 3D World Editor, node children appeared before the node's own fields. However, virtual worlds created in R2010b do not require any changes to work in R2011a.
You can use the current camera position to interactively specify a viewpoint in the 3D World Editor. Right-click a Viewpoint node in the tree structure pane and select the Copy values from current camera option.
Navigate to a position in the scene that you want.
In the tree structure pane, right-click a Viewpoint node .
Select Copy values from current camera.
Simulink 3D Animation renders textures more quickly than previously. The performance improvement is especially noticeable for 64-bit Windows® platforms.
R2011a includes the following new demos:
Vehicle Dynamics Visualization with Live Rear Mirror Image (vr_octavia_mirror)
Illustrates the capability of the VR Sink block to process a video stream on input. The demo also creates the impression of a live reflection.
Vehicle Dynamics Visualization - Simulation of a Double Lane-Change Manoeuvre (vr_octavia_2cars.mdl)
Illustrates multiple-object scenario visualizations.
![]() | Version 6.0 (R2011b) Simulink 3D Animation | Version 5.2 (R2010b) Simulink 3D Animation | ![]() |

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