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ITransformPropertiesConfig::SetPropertyValue

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The SetPropertyValue method assigns a property with a time point to a collection.

Syntax

HRESULT SetPropertyValue(
  LPCTSTR  szName,
  double  dblTime,
  PROPVARIANT  varValue
);

Parameters

szName

[in]  The name of the new property.

dblTime

[in]  A time value for a time point to assign to the property. This should be from 0.0 (the start of the effect or transition) to 1.0 (the end of the effect or transition).

varValue

[in]  The value to assign to the property at time dblTime.

Return Values

The method returns an HRESULT of S_OK for success, or a standard COM error code for failure.

Remarks

If a property with the specified name already exists, this method will modify the existing property. If no property with this name exists, this method will create and add a new property.

An alternate way of creating a new property is ITransformPropertiesConfig::CreateProperty.

Requirements

Client: Windows Vista

Header: Include gputransformplugin.h and GPUPipelineTime.h.

Library: Use GPUPipelineVC7.lib (for Visual Studio .NET) or GPUPipelineVC8.lib (for Visual Studio 2005).

See Also