ScatterPointsMesh Class Reference

#include <scatterpointsmesh.h>

Public Member Functions
	ScatterPointsMesh (Core &core)
virtual bool	init (utility::ErrorState &errorState) override
virtual MeshInstance &	getMeshInstance () override
virtual const MeshInstance &	getMeshInstance () const override
Public Member Functions inherited from Resource
	Resource ()
Public Member Functions inherited from Object
	Object ()
virtual	~Object ()
virtual void	onDestroy ()
	Object (Object &)=delete
Object &	operator= (const Object &)=delete
	Object (Object &&)=delete
Object &	operator= (Object &&)=delete

Public Attributes
ResourcePtr< IMesh >	mReferenceMesh = nullptr
	Property: 'ReferenceMesh' link to the mesh that is used as a reference, can be null (ie: nothing) More...
int	mNumberOfPoints = 1000
	Property: 'PointCount' number of points to scatter on the mesh. More...
EMemoryUsage	mUsage = EMemoryUsage::Static
	Property: 'Usage' If the plane is created once or frequently updated. More...
Public Attributes inherited from Object
std::string	mID
	Property: 'mID' unique name of the object. Used as an identifier by the system. More...

Protected Types
using	TriangleAreaMap = std::map< float, Triangle >

Protected Member Functions
bool	createMeshInstance (nap::utility::ErrorState &error)
bool	setup (nap::utility::ErrorState &error)
bool	scatterPoints (nap::utility::ErrorState &error)
float	computeArea (TriangleAreaMap &outMap)

Protected Attributes
std::unique_ptr< MeshInstance >	mMeshInstance = nullptr
	The actual mesh that contains all the points. More...
nap::Vec3VertexAttribute *	mPositionAttr = nullptr
	Position Attribute data. More...
nap::Vec3VertexAttribute *	mNormalsAttr = nullptr
	Normal attribute data. More...
std::vector< nap::Vec3VertexAttribute * >	mUvAttrs
	UV attribute data. More...
std::vector< nap::Vec4VertexAttribute * >	mColorAttrs
	Color attribute data. More...
RenderService *	mRenderService = nullptr
	Handle to render service. More...

Additional Inherited Members
Static Public Member Functions inherited from Object
static bool	isIDProperty (rtti::Instance &object, const rtti::Property &property)

Description

Randomly distributes a certain amount of points over the surface of a mesh The result is a new mesh that does not contain any triangles, only points as vertices The uv, color and normal attributes are copied over from the reference mesh if available!

Inheritance diagram for ScatterPointsMesh:

Collaboration diagram for ScatterPointsMesh:

Member Typedef Documentation

TriangleAreaMap

using TriangleAreaMap = std::map<float, Triangle>

protected

Constructor & Destructor Documentation

ScatterPointsMesh()

ScatterPointsMesh

(

Core &

core

)

Member Function Documentation

computeArea()

float computeArea ( TriangleAreaMap &  outMap )

protected

createMeshInstance()

bool createMeshInstance ( nap::utility::ErrorState &  error )

protected

getMeshInstance() [1/2]

virtual const MeshInstance& getMeshInstance ( ) const

overridevirtual

Returns

the scattered point mesh

Implements IMesh.

getMeshInstance() [2/2]

virtual MeshInstance& getMeshInstance ( )

overridevirtual

Returns

the scattered point mesh

Implements IMesh.

init()

virtual bool init ( utility::ErrorState &  errorState )

overridevirtual

Initialize this object after de-serialization

Parameters

errorState

contains the error message when initialization fails

Reimplemented from Object.

scatterPoints()

bool scatterPoints ( nap::utility::ErrorState &  error )

protected

setup()

bool setup ( nap::utility::ErrorState &  error )

protected

Member Data Documentation

mColorAttrs

std::vector<nap::Vec4VertexAttribute*> mColorAttrs

protected

Color attribute data.

mMeshInstance

std::unique_ptr<MeshInstance> mMeshInstance = nullptr

protected

The actual mesh that contains all the points.

mNormalsAttr

nap::Vec3VertexAttribute* mNormalsAttr = nullptr

protected

Normal attribute data.

mNumberOfPoints

int mNumberOfPoints = 1000

Property: 'PointCount' number of points to scatter on the mesh.

mPositionAttr

nap::Vec3VertexAttribute* mPositionAttr = nullptr

protected

Position Attribute data.

mReferenceMesh

ResourcePtr<IMesh> mReferenceMesh = nullptr

Property: 'ReferenceMesh' link to the mesh that is used as a reference, can be null (ie: nothing)

mRenderService

RenderService* mRenderService = nullptr

protected

Handle to render service.

mUsage

EMemoryUsage mUsage = EMemoryUsage::Static

Property: 'Usage' If the plane is created once or frequently updated.

mUvAttrs

std::vector<nap::Vec3VertexAttribute*> mUvAttrs

protected

UV attribute data.