Table 6.261—DRM_Sound_Instance_Control_Link
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Property |
Description |
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Superclass |
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Class |
· <DRM Sound Instance Control Link> |
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Subclass |
· none |
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Definition |
This is the specialized <DRM Control Link> used to provide the connection between an ordered aggregation of <DRM Expression>s and the target fields of a <DRM Sound Instance>. The active_sound_value_expression_index field is a one-based index into the ordered aggregation of <DRM Expression>s, and is used to select the specific <DRM Expression> that defines the active_sound_value field of <DRM Sound Instance>. |
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Example(s) |
· A <DRM Model> of a lighthouse has a <DRM Geometry Model> with a <DRM Union Of Geometry Hierarchy>, to which is attached a <DRM Sound Instance> representing the foghorn. The <DRM Sound Instance> has a <DRM Sound Instance Control Link> that turns the foghorn on or off, depending on the weather. |
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Inherited field elements |
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Field elements |
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Associated to (one-way) (inherited) |
· none |
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Associated to (one-way) |
· none |
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Associated by (one-way) (inherited) |
· none |
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Associated by (one-way) |
· none |
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Associated with (two-way) (inherited) |
· none |
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Associated with (two-way) |
· none |
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Composed of (two-way) (inherited) |
· one or more {ordered} <DRM Expression>s |
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Composed of (two-way) |
· none |
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Composed of (two-way metadata) (inherited) |
· none |
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Composed of (two-way metadata) |
· none |
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Component of (two-way) (inherited) |
· none |
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Component of (two-way) |
· one or more <DRM Sound Instance>s |
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Constraints |
· none |
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Notes |
1 A text description of what the <DRM Control Link> is for. 2 Index of the expression whose value controls the active_sound_value field of the affected <DRM Sound Instance>. |
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Class diagram |