IRdVertexNormalsStream Interface Reference

Inherits IUnknown.

List of all members.

Public Member Functions
HRESULT	GetNumVertexNormals ([out, retval] RtDWORD *dwNumVertices)
HRESULT	SetNumVertexNormals ([in] RtDWORD dwNumVertexNormals)
Properties
RtFloat *	x ([in] RtDWORD dwIndex) [get]
RtFloat	x ([in] RtDWORD dwIndex) [set]
RtFloat *	y ([in] RtDWORD dwIndex) [get]
RtFloat	y ([in] RtDWORD dwIndex) [set]
RtFloat *	z ([in] RtDWORD dwIndex) [get]
RtFloat	z ([in] RtDWORD dwIndex) [set]

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Detailed Description

IRdVertexNormalsStream:

• Specifies per vertex normals.
• The stream is cached stream.
• If present in mesh, it is stored in vertex stream group.
• Stream is identified by STREAMID_VERTEXES_NORMALS id.

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Member Function Documentation

HRESULT IRdVertexNormalsStream::GetNumVertexNormals

(

[out, retval] RtDWORD *

dwNumVertices

)

Get number of normals.

Returns:

dwNumVertices [out,retval] Returns number of normals in stream.

standard HRESULT processing can be applied to returned value.

HRESULT IRdVertexNormalsStream::SetNumVertexNormals

(

[in] RtDWORD

dwNumVertexNormals

)

Set number of normals.

Parameters:

dwNumVertexNormals

[in] Number of vertex normals to set stream to.

Returns:

standard HRESULT processing can be applied to returned value.

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Property Documentation

RtFloat* IRdVertexNormalsStream::x([in] RtDWORD dwIndex) [get]

Get X coordinate of i-th normal.

Parameters:

dwIndex

[in] Index value for normal.

Returns:

pVal [out,retval] Filled with X coordinate of normal.

standard HRESULT processing can be applied to returned value.

RtFloat IRdVertexNormalsStream::x([in] RtDWORD dwIndex) [set]

Set X coordinate of i-th normal.

Parameters:

	dwIndex	[in] Index item.
	newVal	[in] Filled with X coordinate to set for the normal.

Returns:

standard HRESULT processing can be applied to returned value.

RtFloat* IRdVertexNormalsStream::y([in] RtDWORD dwIndex) [get]

Get Y coordinate of i-th normal.

Parameters:

dwIndex

[in] Index item.

Returns:

pVal [out, retval] filled with Y coordinate of normal.

standard HRESULT processing can be applied to returned value.

RtFloat IRdVertexNormalsStream::y([in] RtDWORD dwIndex) [set]

Set Y coordinate of i-th normal.

Parameters:

	dwIndex	[in] Index item.
	newVal	[in] Filled with Y coordinate to set for normal.

Returns:

standard HRESULT processing can be applied to returned value.

RtFloat* IRdVertexNormalsStream::z([in] RtDWORD dwIndex) [get]

Get Z coordinate of i-th normal.

Parameters:

dwIndex

[in] Index item.

Returns:

pVal [out, retval] Filled with Z coordinate of normal.

standard HRESULT processing can be applied to returned value.

RtFloat IRdVertexNormalsStream::z([in] RtDWORD dwIndex) [set]

Set Z coordinate of i-th normal.

Parameters:

	dwIndex	[in] Index item.
	newVal	[in] Filled with Z coordinate for normal.

Returns:

standard HRESULT processing can be applied to returned value.