mesh.cpp File Reference

#include "mesh.h"
#include <string>
#include <algorithm>
#include <limits>
#include <list>
#include <utility>
#include <deque>

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Enumerations
enum	{   MESH_LOAD_UNSPECIFIED_ERROR =1, MESH_LOAD_BAD_NODECOUNT, MESH_LOAD_BAD_ELEMENTCOUNT, MESH_LOAD_IS_INSANE,   MESH_LOAD_ENUM_END }

Functions
float	signVal (unsigned int val)
size_t	findMaxLessThanOrEq (const vector< std::pair< size_t, size_t > > &v, size_t value)
float	Determinant (float **a, int n)
float	fourDeterminant (const Point3D &a, const Point3D &b, const Point3D &c, const Point3D &d)
unsigned int	edgeIdx (unsigned int i, unsigned int j)
int	intersect_RayTriangle (const Point3D &rayStart, const Point3D &rayEnd, Point3D *tri, Point3D &I)
void	findNearVerticies (float tolerance, const vector< Point3D > &ptVec, vector< std::pair< size_t, vector< size_t > > > &clusterList)
void	findNearVerticies (float tolerance, const vector< Point3D > &ptVec, std::list< std::pair< size_t, vector< size_t > > > &clusterList)

Variables
const char *	MESH_LOAD_ERRS []
const size_t	PROGRESS_REDUCE =500

Enumeration Type Documentation

anonymous enum

anonymous enum

Enumerator
MESH_LOAD_UNSPECIFIED_ERROR
MESH_LOAD_BAD_NODECOUNT
MESH_LOAD_BAD_ELEMENTCOUNT
MESH_LOAD_IS_INSANE
MESH_LOAD_ENUM_END

Function Documentation

Determinant()

float Determinant	(	float **	a,
		int	n
	)

References ASSERT, and signVal().

Referenced by fourDeterminant().

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edgeIdx()

unsigned int edgeIdx	(	unsigned int	i,
		unsigned int	j
	)

References ASSERT.

Referenced by Mesh::removeStrayTris().

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findMaxLessThanOrEq()

size_t findMaxLessThanOrEq	(	const vector< std::pair< size_t, size_t > > &	v,
		size_t	value
	)

References ASSERT.

findNearVerticies() [1/2]

void findNearVerticies	(	float	tolerance,
		const vector< Point3D > &	ptVec,
		vector< std::pair< size_t, vector< size_t > > > &	clusterList
	)

References ASSERT.

Referenced by Mesh::mergeDuplicateVertices(), and Mesh::setTriangleMesh().

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findNearVerticies() [2/2]

void findNearVerticies	(	float	tolerance,
		const vector< Point3D > &	ptVec,
		std::list< std::pair< size_t, vector< size_t > > > &	clusterList
	)

References ASSERT.

fourDeterminant()

float fourDeterminant	(	const Point3D &	a,
		const Point3D &	b,
		const Point3D &	c,
		const Point3D &	d
	)

References Determinant().

Referenced by Mesh::print().

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intersect_RayTriangle()

int intersect_RayTriangle	(	const Point3D &	rayStart,
		const Point3D &	rayEnd,
		Point3D *	tri,
		Point3D &	I
	)

References Point3D::crossProd(), Point3D::dotProd(), Point3D::normalise(), and Point3D::sqrMag().

Referenced by Mesh::pointsInside().

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signVal()

float signVal

(

unsigned int

val

)

Referenced by Determinant().

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Variable Documentation

MESH_LOAD_ERRS

const char* MESH_LOAD_ERRS[]

Initial value:

= {  "",
        "Missing error message. This is a bug, please report it",
        "Node count was different to number of present nodes",
        "Element count was less than number of present elements",
        "Mesh loaded, but failed to pass sanity checks"
}

PROGRESS_REDUCE

const size_t PROGRESS_REDUCE =500

Referenced by Mesh::pointsInside().