#include <opennurbs_subd.h>

Public Member Functions
unsigned int	DisplayDensity () const

unsigned int	DisplayDensityReduction () const

bool	GetGridParameters (unsigned int grid_point_index, double grid_parameters[2]) const

const ON_2udex	Grid2dexFromPointIndex (unsigned int grid_point_index) const

unsigned int	GridFaceCount () const

unsigned int	GridId () const

unsigned int	GridPointCount () const

unsigned int	LevelOfDetail () const

unsigned int	PointIndexFromGrid2dex (unsigned int i, unsigned int j) const

unsigned int	SidePointCount () const

unsigned int	SideSegmentCount () const

Static Public Member Functions
static ON_SubDMeshFragmentGrid	QuadGridFromDisplayDensity (unsigned int display_density, unsigned int mesh_density_reduction)

static ON_SubDMeshFragmentGrid	QuadGridFromSideSegmentCount (unsigned int side_segment_count, unsigned int mesh_density_reduction)

Public Attributes
const unsigned int *	m_F

unsigned short	m_F_count

unsigned short	m_F_level_of_detail

unsigned short	m_F_stride

const ON_SubDMeshFragmentGrid *	m_next_level_of_detail
	nullptr or the next level with 1/4 times the number of quads. More...

const ON_SubDMeshFragmentGrid *	m_prev_level_of_detail
	nullptr or the previous level with 4 times the number of quads. More...

const unsigned int *	m_S
	[4*m_side_segment_count + 1] indices that form the polyline boundary. More...

unsigned char	m_side_segment_count
	= 2^n for non-empty grids (0 <= n <= 8) More...

Static Public Attributes
static const ON_SubDMeshFragmentGrid	Empty

static const ON_SubDMeshFragmentGrid	OneQuadGrid

Detailed Description

Meshes of ON_SubD limit surface are calculated in fragments.

Public Member Functions