IRsUnknownCurveTesselator Interface Reference

Inherits IUnknown.

List of all members.

Public Member Functions
HRESULT	GetDomain ([out] RtFloat *pfIntervalStart,[out] RtFloat *pfIntervalEnd)
HRESULT	GetNumFeaturePoints ([out, retval] RtDWORD *pdwNumFeatures)
HRESULT	GetFeaturePoint ([in] RtDWORD dwFeature,[out, retval] RtFloat *pfTime)
HRESULT	BeginTesselation ()
HRESULT	EndTesselation ()
HRESULT	GetLength ()
HRESULT	GetPoint ([in] RtFloat time,[out, retval] RtPoint *pPoint)
HRESULT	GetDerivation ([in] RtFloat time,[out, retval] RtVector3f *pDirection)

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Detailed Description

IRsUnknownCurveTesselator is an interface to general Rosetta curve tesselator.

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Member Function Documentation

HRESULT IRsUnknownCurveTesselator::GetDomain	(	[out] RtFloat *	pfIntervalStart,
		[out] RtFloat *	pfIntervalEnd
	)

Return domain for curve

Returns:

standard HRESULT processing can be applied to returned value

HRESULT IRsUnknownCurveTesselator::GetNumFeaturePoints

(

[out, retval] RtDWORD *

pdwNumFeatures

)

Return count of feature points (the the one that should'nt be missed during interpolation)

Returns:

standard HRESULT processing can be applied to returned value

HRESULT IRsUnknownCurveTesselator::GetFeaturePoint	(	[in] RtDWORD	dwFeature,
		[out, retval] RtFloat *	pfTime
	)

Return time of feature point with defined index.

Returns:

standard HRESULT processing can be applied to returned value

HRESULT IRsUnknownCurveTesselator::BeginTesselation

(

)

Prepare object for tesselation, initializes caches and related stuff

Returns:

standard HRESULT processing can be applied to returned value

HRESULT IRsUnknownCurveTesselator::EndTesselation

(

)

Notify object about tesselation end. releases caches and related stuff

Returns:

standard HRESULT processing can be applied to returned value

HRESULT IRsUnknownCurveTesselator::GetLength

(

)

Return curve length (estimated)

Returns:

standard HRESULT processing can be applied to returned value

HRESULT IRsUnknownCurveTesselator::GetPoint	(	[in] RtFloat	time,
		[out, retval] RtPoint *	pPoint
	)

Return point for specified time.

Returns:

standard HRESULT processing can be applied to returned value

HRESULT IRsUnknownCurveTesselator::GetDerivation	(	[in] RtFloat	time,
		[out, retval] RtVector3f *	pDirection
	)

Return derivation for specified time.

Returns:

standard HRESULT processing can be applied to returned value