#include <patchParam.h>

Public Member Functions
void	Set (short u, short v, unsigned char rots, unsigned char depth, bool nonquad)
	Sets the values of the bit fields. More...

unsigned short	GetU () const
	Returns the log2 value of the u parameter at the top left corner of the patch. More...

unsigned short	GetV () const
	Returns the log2 value of the v parameter at the top left corner of the patch. More...

unsigned char	GetRotation () const
	Returns the rotation of the patch (the number of CCW parameter winding) More...

bool	NonQuadRoot () const
	True if the parent coarse face is a non-quad. More...

float	GetParamFraction () const
	Returns the fratcion of normalized parametric space covered by the sub-patch. More...

unsigned char	GetDepth () const
	Returns the level of subdivision of the patch. More...

void	Normalize (float &u, float &v) const

void	Rotate (float &u, float &v) const
	Rotate (u,v) pair to compensate for transition pattern and boundary orientations. More...

void	Clear ()
	Resets the values to 0. More...

Public Attributes
unsigned int	field:32

Detailed Description

Definition at line 62 of file patchParam.h.

Member Function Documentation

void Clear ( )

inline

Resets the values to 0.

Definition at line 121 of file patchParam.h.

unsigned char GetDepth ( ) const

inline

Returns the level of subdivision of the patch.

Definition at line 101 of file patchParam.h.

float GetParamFraction ( ) const

inline

Returns the fratcion of normalized parametric space covered by the sub-patch.

Definition at line 149 of file patchParam.h.

unsigned char GetRotation ( ) const

inline

Returns the rotation of the patch (the number of CCW parameter winding)

Definition at line 91 of file patchParam.h.

unsigned short GetU ( ) const

inline

Returns the log2 value of the u parameter at the top left corner of the patch.

Definition at line 84 of file patchParam.h.

unsigned short GetV ( ) const

inline

Returns the log2 value of the v parameter at the top left corner of the patch.

Definition at line 88 of file patchParam.h.

bool NonQuadRoot ( ) const

inline

True if the parent coarse face is a non-quad.

Definition at line 94 of file patchParam.h.

void Normalize	(	float &	u,
		float &	v
	)		const

inline

The (u,v) pair is normalized to this sub-parametric space.

Parameters

u	u parameter
v	v parameter

Definition at line 158 of file patchParam.h.

void Rotate	(	float &	u,
		float &	v
	)		const

inline

Rotate (u,v) pair to compensate for transition pattern and boundary orientations.

Parameters

u	u parameter
v	v parameter

Definition at line 172 of file patchParam.h.

void Set	(	short	u,
		short	v,
		unsigned char	rots,
		unsigned char	depth,
		bool	nonquad
	)

inline

Sets the values of the bit fields.

Parameters

u	value of the u parameter for the first corner of the face
v	value of the v parameter for the first corner of the face
rots	rotations required to reproduce CCW face-winding
depth	subdivision level of the patch
nonquad	true if the root face is not a quad

Definition at line 74 of file patchParam.h.

Member Data Documentation

unsigned int field

Definition at line 63 of file patchParam.h.

The documentation for this struct was generated from the following file:

opensubdiv/far/patchParam.h

Public Member Functions

Public Attributes

Detailed Description

Member Function Documentation

Member Data Documentation