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cd_hull.cpp File Reference
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <assert.h>
#include <math.h>
#include <float.h>
#include <stdarg.h>
#include <setjmp.h>
#include "cd_hull.h"
Include dependency graph for cd_hull.cpp:

Go to the source code of this file.

Classes

class  ConvexDecomposition::Array< Type >
class  ConvexDecomposition::ArrayRet< Type >
class  ConvexDecomposition::ConvexH
class  ConvexDecomposition::Coplanar
class  ConvexDecomposition::double2
class  ConvexDecomposition::double3
class  ConvexDecomposition::double3x3
class  ConvexDecomposition::double4
class  ConvexDecomposition::double4x4
class  ConvexDecomposition::EdgeFlag
class  ConvexDecomposition::ConvexH::HalfEdge
class  ConvexDecomposition::int3
class  ConvexDecomposition::int4
class  ConvexDecomposition::PHullResult
class  ConvexDecomposition::Plane
class  ConvexDecomposition::PlaneFlag
class  ConvexDecomposition::Quaternion
class  ConvexDecomposition::Tri
class  ConvexDecomposition::VertFlag

Namespaces

namespace  ConvexDecomposition

Defines

#define COPLANAR   (0)
#define DEG2RAD   (PI / 180.0f)
#define EPSILON   0.000001f
#define NX_ALLOC(x, y)   malloc(x)
#define NX_FREE(x)   free(x)
#define OFFSET(Class, Member)   (((char*) (&(((Class*)NULL)-> Member )))- ((char*)NULL))
#define OVER   (2)
#define PAPERWIDTH   (0.001f)
#define PI   (3.1415926535897932384626433832795f)
#define RAD2DEG   (180.0f / PI)
#define REAL   double
#define REAL3   double3
#define SPLIT   (OVER|UNDER)
#define SQRT_OF_2   (1.4142135f)
#define STANDALONE   1
#define TSCALE1   (1.0f/4.0f)
#define UNDER   (1)
#define VOLUME_EPSILON   (1e-20f)

Typedefs

typedef ConvexH::HalfEdge ConvexDecomposition::HalfEdge

Functions

int ConvexDecomposition::above (double3 *vertices, const int3 &t, const double3 &p, double epsilon)
static void ConvexDecomposition::AddPoint (unsigned int &vcount, double *p, double x, double y, double z)
static double ConvexDecomposition::area2 (const double3 &v0, const double3 &v1, const double3 &v2)
int ConvexDecomposition::argmin (double a[], int n)
int ConvexDecomposition::AssertIntact (ConvexH &convex)
int ConvexDecomposition::b2b (const int3 &a, const int3 &b)
void ConvexDecomposition::b2bfix (Tri *s, Tri *t)
int ConvexDecomposition::BoxInside (const double3 &p, const double3 &bmin, const double3 &bmax)
int ConvexDecomposition::BoxIntersect (const double3 &v0, const double3 &v1, const double3 &bmin, const double3 &bmax, double3 *impact)
int ConvexDecomposition::calchull (double3 *verts, int verts_count, int *&tris_out, int &tris_count, int vlimit)
int ConvexDecomposition::calchullgen (double3 *verts, int verts_count, int vlimit)
int ConvexDecomposition::calchullpbev (double3 *verts, int verts_count, int vlimit, Array< Plane > &planes, double bevangle)
static int ConvexDecomposition::candidateplane (Plane *planes, int planes_count, ConvexH *convex, double epsilon)
void ConvexDecomposition::checkit (Tri *t)
double ConvexDecomposition::clampf (double a)
double3 ConvexDecomposition::cmul (const double3 &a, const double3 &b)
double4 ConvexDecomposition::cmul (const double4 &a, const double4 &b)
bool ConvexDecomposition::ComputeHull (unsigned int vcount, const double *vertices, PHullResult &result, unsigned int maxverts, double inflate)
ConvexH * ConvexDecomposition::ConvexHCrop (ConvexH &convex, const Plane &slice)
ConvexH * ConvexDecomposition::ConvexHDup (ConvexH *src)
ConvexH * ConvexDecomposition::ConvexHMakeCube (const REAL3 &bmin, const REAL3 &bmax)
int ConvexDecomposition::coplanar (const Plane &a, const Plane &b)
double3 ConvexDecomposition::cross (const double3 &a, const double3 &b)
double ConvexDecomposition::Determinant (const double3x3 &m)
double ConvexDecomposition::DistanceBetweenLines (const double3 &ustart, const double3 &udir, const double3 &vstart, const double3 &vdir, double3 *upoint=NULL, double3 *vpoint=NULL)
double ConvexDecomposition::dot (const double3 &a, const double3 &b)
double ConvexDecomposition::dot (const Quaternion &a, const Quaternion &b)
Tri * ConvexDecomposition::extrudable (double epsilon)
void ConvexDecomposition::extrude (Tri *t0, int v)
int4 ConvexDecomposition::FindSimplex (double3 *verts, int verts_count, Array< int > &allow)
double ConvexDecomposition::GetDist (double px, double py, double pz, const double *p2)
int ConvexDecomposition::hasedge (const int3 &t, int a, int b)
int ConvexDecomposition::hasvert (const int3 &t, int v)
bool ConvexDecomposition::hasVolume (double3 *verts, int p0, int p1, int p2, int p3)
double4 ConvexDecomposition::Homogenize (const double3 &v3, const double &w=1.0f)
double ConvexDecomposition::Interpolate (const double &f0, const double &f1, double alpha)
double3 ConvexDecomposition::Interpolate (const double3 &v0, const double3 &v1, double alpha)
Quaternion ConvexDecomposition::Interpolate (const Quaternion &q0, const Quaternion &q1, double alpha)
double3x3 ConvexDecomposition::Inverse (const double3x3 &a)
double4x4 ConvexDecomposition::Inverse (const double4x4 &m)
Quaternion ConvexDecomposition::Inverse (const Quaternion &q)
int ConvexDecomposition::isa (const int3 &a, const int3 &b)
double3 ConvexDecomposition::LineProject (const double3 &p0, const double3 &p1, const double3 &a)
double ConvexDecomposition::LineProjectTime (const double3 &p0, const double3 &p1, const double3 &a)
double ConvexDecomposition::magnitude (const double3 &v)
double4x4 ConvexDecomposition::MatrixFromQuatVec (const Quaternion &q, const double3 &v)
double4x4 ConvexDecomposition::MatrixLookAt (const double3 &eye, const double3 &at, const double3 &up)
double4x4 ConvexDecomposition::MatrixPerspectiveFov (double fovy, double Aspect, double zn, double zf)
double4x4 ConvexDecomposition::MatrixRigidInverse (const double4x4 &m)
double4x4 ConvexDecomposition::MatrixRotationZ (const double angle_radians)
double4x4 ConvexDecomposition::MatrixTranslation (const double3 &t)
double4x4 ConvexDecomposition::MatrixTranspose (const double4x4 &m)
template<class T >
ConvexDecomposition::Max (const T &a, const T &b)
template<class T >
int ConvexDecomposition::maxdir (const T *p, int count, const T &dir)
template<class T >
int ConvexDecomposition::maxdirfiltered (const T *p, int count, const T &dir, Array< int > &allow)
template<class T >
int ConvexDecomposition::maxdirsterid (const T *p, int count, const T &dir, Array< int > &allow)
template<class T >
ConvexDecomposition::Min (const T &a, const T &b)
double3 ConvexDecomposition::normalize (const double3 &v)
Quaternion ConvexDecomposition::normalize (Quaternion a)
double3 ConvexDecomposition::NormalOf (const double3 *vert, const int n)
int ConvexDecomposition::operator!= (const double3 &a, const double3 &b)
double3 ConvexDecomposition::operator* (const double3 &v, const double s)
double3 ConvexDecomposition::operator* (const double s, const double3 &v)
double3 ConvexDecomposition::operator* (const double3 &v, const double3x3 &m)
double3 ConvexDecomposition::operator* (const double3x3 &m, const double3 &v)
double3x3 ConvexDecomposition::operator* (const double3x3 &m, const double &s)
double3x3 ConvexDecomposition::operator* (const double3x3 &ma, const double3x3 &mb)
double4 ConvexDecomposition::operator* (const double4 &v, double s)
double4 ConvexDecomposition::operator* (double s, const double4 &v)
double4x4 ConvexDecomposition::operator* (const double4x4 &a, const double4x4 &b)
double4 ConvexDecomposition::operator* (const double4 &v, const double4x4 &m)
Quaternion ConvexDecomposition::operator* (const Quaternion &a, double s)
Quaternion ConvexDecomposition::operator* (const Quaternion &a, const Quaternion &b)
double3 ConvexDecomposition::operator* (const Quaternion &q, const double3 &v)
double3 ConvexDecomposition::operator* (const double3 &v, const Quaternion &q)
double3 & ConvexDecomposition::operator*= (double3 &v, const double s)
double3x3 & ConvexDecomposition::operator*= (double3x3 &a, const double &s)
Quaternion & ConvexDecomposition::operator*= (Quaternion &a, double s)
double2 ConvexDecomposition::operator+ (const double2 &a, const double2 &b)
double3 ConvexDecomposition::operator+ (const double3 &a, const double3 &b)
double3x3 ConvexDecomposition::operator+ (const double3x3 &a, const double3x3 &b)
double4 ConvexDecomposition::operator+ (const double4 &a, const double4 &b)
Quaternion ConvexDecomposition::operator+ (const Quaternion &a, const Quaternion &b)
double3 & ConvexDecomposition::operator+= (double3 &a, const double3 &b)
double3x3 & ConvexDecomposition::operator+= (double3x3 &a, const double3x3 &b)
double2 ConvexDecomposition::operator- (const double2 &a, const double2 &b)
double3 ConvexDecomposition::operator- (const double3 &a, const double3 &b)
double3 ConvexDecomposition::operator- (const double3 &v)
double3x3 ConvexDecomposition::operator- (const double3x3 &a, const double3x3 &b)
double4 ConvexDecomposition::operator- (const double4 &a, const double4 &b)
double3 & ConvexDecomposition::operator-= (double3 &a, const double3 &b)
double3x3 & ConvexDecomposition::operator-= (double3x3 &a, const double3x3 &b)
double3 ConvexDecomposition::operator/ (const double3 &v, const double s)
double3x3 ConvexDecomposition::operator/ (const double3x3 &a, const double &s)
double3 & ConvexDecomposition::operator/= (double3 &v, const double s)
int ConvexDecomposition::operator== (const double3 &a, const double3 &b)
int ConvexDecomposition::operator== (const double4 &a, const double4 &b)
int ConvexDecomposition::operator== (const double4x4 &a, const double4x4 &b)
int ConvexDecomposition::operator== (const Plane &a, const Plane &b)
int ConvexDecomposition::operator== (const int3 &a, const int3 &b)
double3 ConvexDecomposition::orth (const double3 &v)
static int ConvexDecomposition::overhull (Plane *planes, int planes_count, double3 *verts, int verts_count, int maxplanes, double3 *&verts_out, int &verts_count_out, int *&faces_out, int &faces_count_out, double inflate)
static int ConvexDecomposition::overhullv (double3 *verts, int verts_count, int maxplanes, double3 *&verts_out, int &verts_count_out, int *&faces_out, int &faces_count_out, double inflate, double bevangle, int vlimit)
double ConvexDecomposition::Pitch (const Quaternion &q)
double ConvexDecomposition::Pitch (const double3 &v)
Plane ConvexDecomposition::PlaneFlip (const Plane &plane)
double3 ConvexDecomposition::PlaneLineIntersection (const Plane &plane, const double3 &p0, const double3 &p1)
double3 ConvexDecomposition::PlaneProject (const Plane &plane, const double3 &point)
int ConvexDecomposition::PlaneTest (const Plane &p, const REAL3 &v)
int ConvexDecomposition::PolyHit (const double3 *vert, const int n, const double3 &v0, const double3 &v1, double3 *impact=NULL, double3 *normal=NULL)
void ConvexDecomposition::ReleaseHull (PHullResult &result)
void ConvexDecomposition::removeb2b (Tri *s, Tri *t)
double ConvexDecomposition::Roll (Quaternion q)
int3 ConvexDecomposition::roll3 (int3 a)
Quaternion ConvexDecomposition::RotationArc (double3 v0, double3 v1)
double ConvexDecomposition::Round (double a, double precision)
double3 ConvexDecomposition::Round (const double3 &a, double precision)
double3 ConvexDecomposition::safenormalize (const double3 &v)
int ConvexDecomposition::shareedge (const int3 &a, const int3 &b)
Quaternion ConvexDecomposition::slerp (Quaternion a, const Quaternion &b, double interp)
int ConvexDecomposition::SplitTest (ConvexH &convex, const Plane &plane)
double ConvexDecomposition::sqr (double a)
template<class T >
void ConvexDecomposition::Swap (T &a, T &b)
ConvexH * ConvexDecomposition::test_btbq ()
ConvexH * ConvexDecomposition::test_cube ()
double3 ConvexDecomposition::ThreePlaneIntersection (const Plane &p0, const Plane &p1, const Plane &p2)
double3x3 ConvexDecomposition::Transpose (const double3x3 &m)
double3 ConvexDecomposition::TriNormal (const double3 &v0, const double3 &v1, const double3 &v2)
double3 ConvexDecomposition::vabs (const double3 &v)
double3 ConvexDecomposition::VectorMax (const double3 &a, const double3 &b)
double3 ConvexDecomposition::VectorMin (const double3 &a, const double3 &b)
Quaternion ConvexDecomposition::VirtualTrackBall (const double3 &cop, const double3 &cor, const double3 &dir0, const double3 &dir1)
double ConvexDecomposition::Yaw (const Quaternion &q)
double ConvexDecomposition::Yaw (const double3 &v)
Quaternion ConvexDecomposition::YawPitchRoll (double yaw, double pitch, double roll)

Variables

int ConvexDecomposition::countpolyhit = 0
double ConvexDecomposition::minadjangle = 3.0f
double ConvexDecomposition::planetestepsilon = PAPERWIDTH
static Array< Tri * > ConvexDecomposition::tris

Define Documentation

#define COPLANAR   (0)

Definition at line 1642 of file cd_hull.cpp.

#define DEG2RAD   (PI / 180.0f)

Definition at line 315 of file cd_hull.cpp.

#define EPSILON   0.000001f
#define NX_ALLOC (   x,
 
)    malloc(x)

Definition at line 76 of file cd_hull.cpp.

#define NX_FREE (   x)    free(x)

Definition at line 77 of file cd_hull.cpp.

#define OFFSET (   Class,
  Member 
)    (((char*) (&(((Class*)NULL)-> Member )))- ((char*)NULL))

Definition at line 318 of file cd_hull.cpp.

#define OVER   (2)

Definition at line 1644 of file cd_hull.cpp.

#define PAPERWIDTH   (0.001f)

Definition at line 1646 of file cd_hull.cpp.

#define PI   (3.1415926535897932384626433832795f)

Definition at line 312 of file cd_hull.cpp.

#define RAD2DEG   (180.0f / PI)

Definition at line 316 of file cd_hull.cpp.

#define REAL   double

Definition at line 1640 of file cd_hull.cpp.

#define REAL3   double3

Definition at line 1639 of file cd_hull.cpp.

#define SPLIT   (OVER|UNDER)

Definition at line 1645 of file cd_hull.cpp.

#define SQRT_OF_2   (1.4142135f)

Definition at line 317 of file cd_hull.cpp.

#define STANDALONE   1

Copyright (c) 2007 by John W. Ratcliff mailto:jratcliff@infiniplex.net

Portions of this source has been released with the PhysXViewer application, as well as Rocket, CreateDynamics, ODF, and as a number of sample code snippets.

If you find this code useful or you are feeling particularily generous I would ask that you please go to http://www.amillionpixels.us and make a donation to Troy DeMolay.

DeMolay is a youth group for young men between the ages of 12 and 21. It teaches strong moral principles, as well as leadership skills and public speaking. The donations page uses the 'pay for pixels' paradigm where, in this case, a pixel is only a single penny. Donations can be made for as small as $4 or as high as a $100 block. Each person who donates will get a link to their own site as well as acknowledgement on the donations blog located here http://www.amillionpixels.blogspot.com/

If you wish to contact me you can use the following methods:

Skype Phone: 636-486-4040 (let it ring a long time while it goes through switches) Skype ID: jratcliff63367 Yahoo: jratcliff63367 AOL: jratcliff1961 email: jratcliff@infiniplex.net Personal website: http://jratcliffscarab.blogspot.com Coding Website: http://codesuppository.blogspot.com FundRaising Blog: http://amillionpixels.blogspot.com Fundraising site: http://www.amillionpixels.us New Temple Site: http://newtemple.blogspot.com

The MIT license:

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

Definition at line 69 of file cd_hull.cpp.

#define TSCALE1   (1.0f/4.0f)
#define UNDER   (1)

Definition at line 1643 of file cd_hull.cpp.

#define VOLUME_EPSILON   (1e-20f)

Definition at line 1647 of file cd_hull.cpp.

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convex_decomposition
Author(s): John Ratcliff
autogenerated on Mon Aug 19 2013 11:02:33