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NL3D::CMesh Class Reference

An instanciable mesh. More...

#include <mesh.h>

Inheritance diagram for NL3D::CMesh:

List of all members.

Public Methods
	CMesh ()
	Constructor. More...
	~CMesh ()
	dtor. More...
	CMesh (const CMesh &mesh)
CMesh &	operator= (const CMesh &mesh)
void	build (CMeshBase::CMeshBaseBuild &mbase, CMeshBuild &mbuild)
	Build a mesh, replacing old. WARNING: This has a side effect of deleting AnimatedMaterials. More...
void	build (CMeshBase::CMeshBaseBuild &mbuild, CMeshGeom &meshGeom)
	Build a mesh from material info, and a builded MeshGeom. WARNING: This has a side effect of deleting AnimatedMaterials. More...
void	optimizeMaterialUsage (std::vector< sint > &remap)
	Optimize material use. More...
void	setBlendShapes (std::vector< CBlendShape > &bs)
void	computeBonesId (CSkeletonModel *skeleton)
	Compute skinning id. More...
void	updateSkeletonUsage (CSkeletonModel *sm, bool increment)
	update Skeleton Usage. increment or decrement. More...
From IShape
virtual CTransformShape *	createInstance (CScene &scene)
	Create a CMeshInstance, which contains materials. More...
virtual bool	clip (const std::vector< CPlane > &pyramid, const CMatrix &worldMatrix)
	clip this mesh in a driver. More...
virtual void	render (IDriver drv, CTransformShape trans, bool opaquePass)
	render() this mesh in a driver. More...
virtual void	serial (NLMISC::IStream &f) throw (NLMISC::EStream)
	serial this mesh. More...
	NLMISC_DECLARE_CLASS (CMesh)
virtual float	getNumTriangles (float distance)
	get trinagle count. More...
virtual void	getAABBox (NLMISC::CAABBox &bbox) const
	Get bbox. More...
Geometry accessors
const NLMISC::CAABBoxExt &	getBoundingBox () const
	get the extended axis aligned bounding box of the mesh. More...
const CVertexBuffer &	getVertexBuffer () const
	get the vertex buffer used by the mesh. More...
uint	getNbMatrixBlock () const
	get the number of matrix block. More...
uint	getNbRdrPass (uint matrixBlockIndex) const
	get the number of rendering pass for a given matrix block. More...
const CPrimitiveBlock &	getRdrPassPrimitiveBlock (uint matrixBlockIndex, uint renderingPassIndex) const
	get the primitive block associated with a rendering pass of a matrix block. More...
uint32	getRdrPassMaterial (uint matrixBlockIndex, uint renderingPassIndex) const
	get the material ID associated with a rendering pass of a matrix block. More...
const CMeshGeom &	getMeshGeom () const
	Get the geom mesh. More...
Mesh Block Render Interface
virtual IMeshGeom *	supportMeshBlockRendering (CTransformShape *trans, float &polygonCount) const
	return !NULL if this shape can support MeshBlock rendering for a special instance. More...
Private Attributes
CMeshGeom *	_MeshGeom

Detailed Description

An instanciable mesh.

Skinning support: support only palette skinning.

Author:: Lionel Berenguier , Nevrax France

Date:: 2000

Definition at line 76 of file mesh.h.

Constructor & Destructor Documentation

NL3D::CMesh::CMesh ( )

Constructor.

Definition at line 2136 of file mesh.cpp.
References _MeshGeom.

NL3D::CMesh::~CMesh ( )

dtor.

Definition at line 2142 of file mesh.cpp.
References _MeshGeom.

NL3D::CMesh::CMesh ( const CMesh & mesh )

Definition at line 2150 of file mesh.cpp.
References _MeshGeom.

Member Function Documentation

void NL3D::CMesh::build ( CMeshBase::CMeshBaseBuild & mbuild,

CMeshGeom & meshGeom

)

Build a mesh from material info, and a builded MeshGeom. WARNING: This has a side effect of deleting AnimatedMaterials.

Definition at line 2214 of file mesh.cpp.
References _MeshGeom.

void NL3D::CMesh::build ( CMeshBase::CMeshBaseBuild & mbase,

CMeshBuild & mbuild

)

Build a mesh, replacing old. WARNING: This has a side effect of deleting AnimatedMaterials.

Definition at line 2173 of file mesh.cpp.
References _MeshGeom.

bool NL3D::CMesh::clip ( const std::vector< CPlane > & pyramid,

const CMatrix & worldMatrix

) [virtual]

clip this mesh in a driver.

Reimplemented from NL3D::IShape.
Definition at line 2246 of file mesh.cpp.
References _MeshGeom.

void NL3D::CMesh::computeBonesId ( CSkeletonModel * skeleton )

Compute skinning id.

Definition at line 2335 of file mesh.cpp.
References _MeshGeom, and nlassert.

CTransformShape * NL3D::CMesh::createInstance ( CScene & scene ) [virtual]

Create a CMeshInstance, which contains materials.

Reimplemented from NL3D::IShape.
Definition at line 2225 of file mesh.cpp.
References _MeshGeom.

virtual void NL3D::CMesh::getAABBox ( NLMISC::CAABBox & bbox ) const [inline, virtual]

Get bbox.

Reimplemented from NL3D::IShape.
Definition at line 267 of file mesh.h.
References NLMISC::CAABBoxExt::getAABBox, and getBoundingBox.

const NLMISC::CAABBoxExt & NL3D::CMesh::getBoundingBox ( ) const

get the extended axis aligned bounding box of the mesh.

Definition at line 2294 of file mesh.cpp.
References _MeshGeom.
Referenced by getAABBox.

const CMeshGeom & NL3D::CMesh::getMeshGeom ( ) const

Get the geom mesh.

Definition at line 2330 of file mesh.cpp.
References _MeshGeom.

uint NL3D::CMesh::getNbMatrixBlock ( ) const

get the number of matrix block.

Definition at line 2304 of file mesh.cpp.
References _MeshGeom.
Referenced by optimizeMaterialUsage.

uint NL3D::CMesh::getNbRdrPass ( uint matrixBlockIndex ) const

get the number of rendering pass for a given matrix block.

Parameters:

matrixBlockIndex the index of the matrix block the rendering passes belong to

Definition at line 2309 of file mesh.cpp.
References _MeshGeom.
Referenced by optimizeMaterialUsage.

float NL3D::CMesh::getNumTriangles ( float distance ) [virtual]

get trinagle count.

Implements NL3D::IShape.
Definition at line 2324 of file mesh.cpp.

uint32 NL3D::CMesh::getRdrPassMaterial ( uint matrixBlockIndex,

uint renderingPassIndex

) const

get the material ID associated with a rendering pass of a matrix block.

Parameters:

matrixBlockIndex the index of the matrix block the renderin pass belong to

renderingPassIndex the index of the rendering pass in the matrix block

Definition at line 2319 of file mesh.cpp.
References _MeshGeom.
Referenced by optimizeMaterialUsage.

const CPrimitiveBlock & NL3D::CMesh::getRdrPassPrimitiveBlock ( uint matrixBlockIndex,

uint renderingPassIndex

) const

get the primitive block associated with a rendering pass of a matrix block.

Parameters:

matrixBlockIndex the index of the matrix block the renderin pass belong to

renderingPassIndex the index of the rendering pass in the matrix block

Definition at line 2314 of file mesh.cpp.
References _MeshGeom.

const CVertexBuffer & NL3D::CMesh::getVertexBuffer ( ) const

get the vertex buffer used by the mesh.

Definition at line 2299 of file mesh.cpp.
References _MeshGeom.

NL3D::CMesh::NLMISC_DECLARE_CLASS ( CMesh )

CMesh & NL3D::CMesh::operator= ( const CMesh & mesh )

Definition at line 2158 of file mesh.cpp.
References _MeshGeom, and NL3D::CMeshBase::CMeshBase.

void NL3D::CMesh::optimizeMaterialUsage ( std::vector< sint > & remap )

Optimize material use.
If a material in CMeshBase is not used by any renderPasses, it is removed, and ids are updated. WARNING: This has a side effect of deleting AnimatedMaterials.
Parameters:

remap a remap material Id: newId= remap[oldId]. -1 means "no more used"

Definition at line 2184 of file mesh.cpp.
References _MeshGeom, getNbMatrixBlock, getNbRdrPass, getRdrPassMaterial, and size.

void NL3D::CMesh::render ( IDriver * drv,

CTransformShape * trans,

bool opaquePass

) [virtual]

render() this mesh in a driver.

Implements NL3D::IShape.
Definition at line 2253 of file mesh.cpp.
References _MeshGeom.

void NL3D::CMesh::serial ( NLMISC::IStream & f ) throw (NLMISC::EStream) [virtual]

serial this mesh.

Implements NLMISC::IStreamable.
Definition at line 2267 of file mesh.cpp.

void NL3D::CMesh::setBlendShapes ( std::vector< CBlendShape > & bs )

Definition at line 2208 of file mesh.cpp.
References _MeshGeom.

IMeshGeom * NL3D::CMesh::supportMeshBlockRendering ( CTransformShape * trans,

float & polygonCount

) const [virtual]

return !NULL if this shape can support MeshBlock rendering for a special instance.
NB: Mesh Block render cannot occurs if the Mesh is Skinned/MeshMorphed. NB: Mesh Block render can occurs only in Opaque pass NB: Mesh block render can occurs only for CMeshBase meshes.
Parameters:

trans the instance to take into account (meshMultiLod may return NULL in blend transition).

polygonCount the number of polygons to render for the meshGeom returned

Returns:
the meshgeom to render per block if OK, else NULL (default)

Reimplemented from NL3D::IShape.
Definition at line 2350 of file mesh.cpp.
References _MeshGeom.

void NL3D::CMesh::updateSkeletonUsage ( CSkeletonModel * sm,

bool increment

)

update Skeleton Usage. increment or decrement.

Definition at line 2343 of file mesh.cpp.
References _MeshGeom, and nlassert.

Member Data Documentation

CMeshGeom* NL3D::CMesh::_MeshGeom [private]

Definition at line 314 of file mesh.h.
Referenced by build, clip, CMesh, computeBonesId, createInstance, getBoundingBox, getMeshGeom, getNbMatrixBlock, getNbRdrPass, getRdrPassMaterial, getRdrPassPrimitiveBlock, getVertexBuffer, operator=, optimizeMaterialUsage, render, setBlendShapes, supportMeshBlockRendering, updateSkeletonUsage, and ~CMesh.

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

NL3D::CMesh Class Reference

Public Methods

Private Attributes

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation