SubMesh Class Reference

A child mesh. More...

#include <Mesh.hh>

Public Types
enum	PrimitiveType {   POINTS, LINES, LINESTRIPS, TRIANGLES,   TRIFANS, TRISTRIPS }
	An enumeration of the geometric mesh primitives. More...

Public Member Functions
	SubMesh ()
	Constructor. More...
	SubMesh (const SubMesh *_mesh)
	Copy Constructor. More...
virtual	~SubMesh ()
	Destructor. More...
void	AddIndex (unsigned int _i)
	Add an index to the mesh. More...
void	AddNodeAssignment (unsigned int _vertex, unsigned int _node, float _weight)
	Add a vertex - skeleton node assignment. More...
void	AddNormal (const ignition::math::Vector3d &_n)
	Add a normal to the mesh. More...
void	AddNormal (double _x, double _y, double _z)
	Add a normal to the mesh. More...
void	AddTexCoord (double _u, double _v)
	Add a texture coord to the mesh. More...
void	AddVertex (const ignition::math::Vector3d &_v)
	Add a vertex to the mesh. More...
void	AddVertex (double _x, double _y, double _z)
	Add a vertex to the mesh. More...
void	Center (const ignition::math::Vector3d &_center=ignition::math::Vector3d::Zero)
	Move the center of the submesh to the given coordinate. More...
void	CopyNormals (const std::vector< ignition::math::Vector3d > &_norms)
	Copy normals from a vector. More...
void	CopyVertices (const std::vector< ignition::math::Vector3d > &_verts)
	Copy vertices from a vector. More...
void	FillArrays (float **_vertArr, int **_indArr) const
	Put all the data into flat arrays. More...
void	GenSphericalTexCoord (const ignition::math::Vector3d &_center)
	Generate texture coordinates using spherical projection from center. More...
unsigned int	GetIndex (unsigned int _i) const
	Get an index. More...
unsigned int	GetIndexCount () const
	Return the number of indicies. More...
unsigned int	GetMaterialIndex () const
	Get the material index. More...
unsigned int	GetMaxIndex () const
	Get the highest index value. More...
std::string	GetName () const
	Get the name of this mesh. More...
NodeAssignment	GetNodeAssignment (unsigned int _i) const
	Get a vertex - skeleton node assignment. More...
unsigned int	GetNodeAssignmentsCount () const
	Return the number of vertex - skeleton node assignments. More...
unsigned int	GetNormalCount () const
	Return the number of normals. More...
PrimitiveType	GetPrimitiveType () const
	Get the primitive type. More...
unsigned int	GetTexCoordCount () const
	Return the number of texture coordinates. More...
unsigned int	GetVertexCount () const
	Return the number of vertices. More...
unsigned int	GetVertexIndex (const ignition::math::Vector3d &_v) const
	Get the index of the vertex. More...
bool	HasVertex (const ignition::math::Vector3d &_v) const
	Return true if this submesh has the vertex. More...
ignition::math::Vector3d	Max () const
	Get the maximum X, Y, Z values from all the vertices. More...
ignition::math::Vector3d	Min () const
	Get the minimum X, Y, Z values from all the vertices. More...
ignition::math::Vector3d	Normal (unsigned int _i) const
	Get a normal. More...
void	RecalculateNormals ()
	Recalculate all the normals. More...
void	Scale (double _factor)
	Scale all vertices by _factor. More...
void	SetIndexCount (unsigned int _count)
	Resize the index array. More...
void	SetMaterialIndex (unsigned int _index)
	Set the material index. More...
void	SetName (const std::string &_n)
	Set the name of this mesh. More...
void	SetNormal (unsigned int _i, const ignition::math::Vector3d &_n)
	Set a normal. More...
void	SetNormalCount (unsigned int _count)
	Resize the normal array. More...
void	SetPrimitiveType (PrimitiveType _type)
	Set the primitive type. More...
void	SetScale (const ignition::math::Vector3d &_factor)
	Scale all vertices by the _factor vector. More...
void	SetTexCoord (unsigned int _i, const ignition::math::Vector2d &_t)
	Set a tex coord. More...
void	SetTexCoordCount (unsigned int _count)
	Resize the texture coordinate array. More...
void	SetVertex (unsigned int _i, const ignition::math::Vector3d &_v)
	Set a vertex. More...
void	SetVertexCount (unsigned int _count)
	Resize the vertex array. More...
ignition::math::Vector2d	TexCoord (unsigned int _i) const
	Get a tex coord. More...
void	Translate (const ignition::math::Vector3d &_vec)
	Move all vertices by _vec. More...
ignition::math::Vector3d	Vertex (unsigned int _i) const
	Get a vertex. More...

Detailed Description

A child mesh.

Member Enumeration Documentation

enum PrimitiveType

An enumeration of the geometric mesh primitives.

Enumerator
POINTS
LINES
LINESTRIPS
TRIANGLES
TRIFANS
TRISTRIPS

Constructor & Destructor Documentation

SubMesh

(

)

Constructor.

SubMesh

(

const SubMesh *

_mesh

)

Copy Constructor.

virtual ~SubMesh ( )

virtual

Destructor.

Member Function Documentation

void AddIndex

(

unsigned int

_i

)

Add an index to the mesh.

Parameters

[in]

_i

the new vertex index

void AddNodeAssignment	(	unsigned int	_vertex,
		unsigned int	_node,
		float	_weight
	)

Add a vertex - skeleton node assignment.

Parameters

[in]	_vertex	the vertex index
[in]	_node	the node index
[in]	_weight	the weight (between 0 and 1)

void AddNormal

(

const ignition::math::Vector3d &

_n

)

Add a normal to the mesh.

Parameters

[in]

_n

the normal

void AddNormal	(	double	_x,
		double	_y,
		double	_z
	)

Add a normal to the mesh.

Parameters

[in]	_x	position along x
[in]	_y	position along y
[in]	_z	position along z

void AddTexCoord	(	double	_u,
		double	_v
	)

Add a texture coord to the mesh.

Parameters

[in]	_u	position along u
[in]	_v	position along v

void AddVertex

(

const ignition::math::Vector3d &

_v

)

Add a vertex to the mesh.

Parameters

[in]

_v

the new position

void AddVertex	(	double	_x,
		double	_y,
		double	_z
	)

Add a vertex to the mesh.

Parameters

[in]	_x	position along x
[in]	_y	position along y
[in]	_z	position along z

void Center

(

const ignition::math::Vector3d &

_center = ignition::math::Vector3d::Zero

)

Move the center of the submesh to the given coordinate.

This will move all the vertices.

Parameters

[in]

_center

Location of the mesh center.

void CopyNormals

(

const std::vector< ignition::math::Vector3d > &

_norms

)

Copy normals from a vector.

Parameters

[in]

_norms

to copy from

void CopyVertices

(

const std::vector< ignition::math::Vector3d > &

_verts

)

Copy vertices from a vector.

Parameters

[in]

_verts

the vertices to copy from

void FillArrays	(	float **	_vertArr,
		int **	_indArr
	)		const

Put all the data into flat arrays.

Parameters

[in]	_verArr
[in]	_indArr

void GenSphericalTexCoord

(

const ignition::math::Vector3d &

_center

)

Generate texture coordinates using spherical projection from center.

Parameters

[in]

_center

unsigned int GetIndex

(

unsigned int

_i

)

const

Get an index.

Parameters

[in]

_i

unsigned int GetIndexCount

(

)

const

Return the number of indicies.

unsigned int GetMaterialIndex

(

)

const

Get the material index.

unsigned int GetMaxIndex

(

)

const

Get the highest index value.

std::string GetName

(

)

const

Get the name of this mesh.

Returns

the name

NodeAssignment GetNodeAssignment

(

unsigned int

_i

)

const

Get a vertex - skeleton node assignment.

Parameters

[in]

_i

the index of the assignment

unsigned int GetNodeAssignmentsCount

(

)

const

Return the number of vertex - skeleton node assignments.

unsigned int GetNormalCount

(

)

const

Return the number of normals.

PrimitiveType GetPrimitiveType

(

)

const

Get the primitive type.

Returns

the primitive type

unsigned int GetTexCoordCount

(

)

const

Return the number of texture coordinates.

unsigned int GetVertexCount

(

)

const

Return the number of vertices.

unsigned int GetVertexIndex

(

const ignition::math::Vector3d &

_v

)

const

Get the index of the vertex.

Parameters

[in]

_v

Vertex to check

Returns

Index of the vertex that matches _v.

bool HasVertex

(

const ignition::math::Vector3d &

_v

)

const

Return true if this submesh has the vertex.

Parameters

[in]

_v

Returns

Return true if this submesh has the vertex

ignition::math::Vector3d Max

(

)

const

Get the maximum X, Y, Z values from all the vertices.

Returns

Max X,Y,Z values from all vertices in submesh

ignition::math::Vector3d Min

(

)

const

Get the minimum X, Y, Z values from all the vertices.

Returns

Min X,Y,Z values from all vertices in submesh

ignition::math::Vector3d Normal

(

unsigned int

_i

)

const

Get a normal.

Parameters

[in]

_i

the normal index

Returns

the orientation of the normal, or throws an exception

void RecalculateNormals

(

)

Recalculate all the normals.

void Scale

(

double

_factor

)

Scale all vertices by _factor.

Parameters

[in]

_factor

Scaling factor

void SetIndexCount

(

unsigned int

_count

)

Resize the index array.

Parameters

[in]

_count

the new size of the array

void SetMaterialIndex

(

unsigned int

_index

)

Set the material index.

Relates to the parent mesh material list

Parameters

[in]

_index

void SetName

(

const std::string &

_n

)

Set the name of this mesh.

Parameters

[in]

_n

the name to set

void SetNormal	(	unsigned int	_i,
		const ignition::math::Vector3d &	_n
	)

Set a normal.

Parameters

[in]	_i	the normal index
[in]	_n	the normal direction

void SetNormalCount

(

unsigned int

_count

)

Resize the normal array.

Parameters

[in]

_count

the new size of the array

void SetPrimitiveType

(

PrimitiveType

_type

)

Set the primitive type.

Parameters

[in]

_type

the type

void SetScale

(

const ignition::math::Vector3d &

_factor

)

Scale all vertices by the _factor vector.

Parameters

[in]

_factor

Scaling vector

void SetTexCoord	(	unsigned int	_i,
		const ignition::math::Vector2d &	_t
	)

Set a tex coord.

Parameters

[in]	_i
[in]	_t

void SetTexCoordCount

(

unsigned int

_count

)

Resize the texture coordinate array.

Parameters

[in]

_count

void SetVertex	(	unsigned int	_i,
		const ignition::math::Vector3d &	_v
	)

Set a vertex.

Parameters

[in]	_i	the index
[in]	_v	the position

void SetVertexCount

(

unsigned int

_count

)

Resize the vertex array.

Parameters

[in]

_count

the new size of the array

ignition::math::Vector2d TexCoord

(

unsigned int

_i

)

const

Get a tex coord.

Parameters

[in]

_i

the texture index

Returns

the texture coordinates

void Translate

(

const ignition::math::Vector3d &

_vec

)

Move all vertices by _vec.

Parameters

[in]

_vec

Amount to translate vertices.

ignition::math::Vector3d Vertex

(

unsigned int

_i

)

const

Get a vertex.

Parameters

[in]

_i

the vertex index

Returns

the position or throws an exception

---

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

• Mesh.hh