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# IRdVertexVisualizationStream Struct Reference

Inherits IDispatch.

List of all members.

## Public Member Functions
RtDWORD | GetNumVertices (void)
HRESULT | SetNumVertices ([in] RtDWORD dwNumVertices)
HRESULT | color ([in] RtDWORD dwIndex,[out, retval] RtUlong *pVal)
HRESULT | color ([in] RtDWORD dwIndex,[in] RtUlong newVal)
HRESULT | pointsize ([in] RtDWORD dwIndex,[out, retval] RtFloat *pVal)
HRESULT | pointsize ([in] RtDWORD dwIndex,[in] RtFloat newVal)

## Detailed Description

IRdVertexVisualizationStream specifies per vertex colors and sizes. Stream consists of elements of RtVertexVisualization type.

## Member Function Documentation

RtDWORD IRdVertexVisualizationStream::GetNumVertices | ( | void |  | ) |

| Get number of vertices Returns: standard HRESULT processing can be applied to returned value

HRESULT IRdVertexVisualizationStream::SetNumVertices | ( | [in] RtDWORD | dwNumVertices | ) |

| Set number of vertices Returns: standard HRESULT processing can be applied to returned value

HRESULT IRdVertexVisualizationStream::color | ( | [in] RtDWORD | dwIndex,
|  | [out, retval] RtUlong * | pVal
| ) |

| Get Color for i-th vertex Returns: standard HRESULT processing can be applied to returned value

HRESULT IRdVertexVisualizationStream::color | ( | [in] RtDWORD | dwIndex,
|  | [in] RtUlong | newVal
| ) |

| Set Color for i-th vertex Returns: standard HRESULT processing can be applied to returned value

HRESULT IRdVertexVisualizationStream::pointsize | ( | [in] RtDWORD | dwIndex,
|  | [out, retval] RtFloat * | pVal
| ) |

| Get Size of i-th vertex Returns: standard HRESULT processing can be applied to returned value

HRESULT IRdVertexVisualizationStream::pointsize | ( | [in] RtDWORD | dwIndex,
|  | [in] RtFloat | newVal
| ) |

| Set Size for i-th vertex Returns: standard HRESULT processing can be applied to returned value