SbBox3f.h
#ifndef COIN_SBBOX3F_H
#define COIN_SBBOX3F_H
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#include <cstdio>
#include <Inventor/SbVec3f.h>
class SbBox3d;
class SbBox3i32;
class SbBox3s;
class SbMatrix;
class COIN_DLL_API SbBox3f {
public:
SbBox3f(void) { makeEmpty(); }
SbBox3f(float xmin, float ymin, float zmin, float xmax, float ymax, float zmax)
: minpt(xmin, ymin, zmin), maxpt(xmax, ymax, zmax) { }
SbBox3f(const SbVec3f & minpoint, const SbVec3f & maxpoint)
: minpt(minpoint), maxpt(maxpoint) { }
explicit SbBox3f(const SbBox3d & box) { setBounds(box); }
explicit SbBox3f(const SbBox3s & box) { setBounds(box); }
explicit SbBox3f(const SbBox3i32 & box) { setBounds(box); }
SbBox3f & setBounds(float xmin, float ymin, float zmin, float xmax, float ymax, float zmax)
{ minpt.setValue(xmin, ymin, zmin); maxpt.setValue(xmax, ymax, zmax); return *this; }
SbBox3f & setBounds(const SbVec3f & minpoint, const SbVec3f & maxpoint)
{ minpt = minpoint; maxpt = maxpoint; return *this; }
SbBox3f & setBounds(const SbBox3d & box);
SbBox3f & setBounds(const SbBox3s & box);
SbBox3f & setBounds(const SbBox3i32 & box);
void getBounds(float & xmin, float & ymin, float & zmin, float & xmax, float & ymax, float & zmax) const
{ minpt.getValue(xmin, ymin, zmin); maxpt.getValue(xmax, ymax, zmax); }
void getBounds(SbVec3f & minpoint, SbVec3f & maxpoint) const
{ minpoint = minpt; maxpoint = maxpt; }
const SbVec3f & getMin(void) const { return minpt; }
SbVec3f & getMin(void) { return minpt; }
const SbVec3f & getMax(void) const { return maxpt; }
SbVec3f & getMax(void) { return maxpt; }
void extendBy(const SbVec3f & pt);
void extendBy(const SbBox3f & box);
void transform(const SbMatrix & matrix);
void makeEmpty(void);
SbBool isEmpty(void) const { return maxpt[0] < minpt[0]; }
SbBool hasVolume(void) const
{ return ((maxpt[0] > minpt[0]) && (maxpt[1] > minpt[1]) && (maxpt[2] > minpt[2])); }
float getVolume(void) const
{ float dx = 0.0f, dy = 0.0f, dz = 0.0f; getSize(dx, dy, dz); return (dx * dy * dz); }
SbBool intersect(const SbVec3f & pt) const;
SbBool intersect(const SbBox3f & box) const;
SbVec3f getClosestPoint(const SbVec3f & point) const;
SbBool outside(const SbMatrix & mvp, int & cullbits) const;
SbVec3f getCenter(void) const { return (minpt + maxpt) * 0.5f; }
void getOrigin(float & originX, float & originY, float & originZ) const
{ minpt.getValue(originX, originY, originZ); }
void getSize(float & sizeX, float & sizeY, float & sizeZ) const
{ if (isEmpty()) { sizeX = sizeY = sizeZ = 0; }
else { sizeX = maxpt[0] - minpt[0]; sizeY = maxpt[1] - minpt[1]; sizeZ = maxpt[2] - minpt[2]; } }
SbVec3f getSize(void) const {
SbVec3f v;
this->getSize(v[0], v[1], v[2]);
return v;
}
void getSpan(const SbVec3f & dir, float & dmin, float & dmax) const;
void print(FILE * file) const;
private:
SbVec3f minpt, maxpt;
}; // SbBox3f
COIN_DLL_API inline int operator == (const SbBox3f & b1, const SbBox3f & b2) {
return ((b1.getMin() == b2.getMin()) && (b1.getMax() == b2.getMax()));
}
COIN_DLL_API inline int operator != (const SbBox3f & b1, const SbBox3f & b2) {
return !(b1 == b2);
}
#endif // !COIN_SBBOX3F_H
SbBox3d
The SbBox3d class is an abstraction for an axis aligned 3 dimensional box.
Definition SbBox3d.h:46
SbBox3f
The SbBox3f class is an abstraction for an axis aligned 3 dimensional box.
Definition SbBox3f.h:46
SbBox3f::getCenter
SbVec3f getCenter(void) const
Definition SbBox3f.h:90
SbBox3f::getOrigin
void getOrigin(float &originX, float &originY, float &originZ) const
Definition SbBox3f.h:91
SbBox3f::getMin
SbVec3f & getMin(void)
Definition SbBox3f.h:71
SbBox3f::setBounds
SbBox3f & setBounds(float xmin, float ymin, float zmin, float xmax, float ymax, float zmax)
Definition SbBox3f.h:57
SbBox3f::getBounds
void getBounds(SbVec3f &minpoint, SbVec3f &maxpoint) const
Definition SbBox3f.h:67
SbBox3f::setBounds
SbBox3f & setBounds(const SbVec3f &minpoint, const SbVec3f &maxpoint)
Definition SbBox3f.h:59
SbBox3f::hasVolume
SbBool hasVolume(void) const
Definition SbBox3f.h:80
SbBox3f::getBounds
void getBounds(float &xmin, float &ymin, float &zmin, float &xmax, float &ymax, float &zmax) const
Definition SbBox3f.h:65
SbBox3f::makeEmpty
void makeEmpty(void)
Definition SbBox3f.cpp:345
SbBox3f::getMax
SbVec3f & getMax(void)
Definition SbBox3f.h:73
SbBox3f::isEmpty
SbBool isEmpty(void) const
Definition SbBox3f.h:79
SbBox3f::getSize
void getSize(float &sizeX, float &sizeY, float &sizeZ) const
Definition SbBox3f.h:93
SbBox3f::getMax
const SbVec3f & getMax(void) const
Definition SbBox3f.h:72
SbBox3f::getVolume
float getVolume(void) const
Definition SbBox3f.h:82
SbBox3f::SbBox3f
SbBox3f(const SbBox3s &box)
Definition SbBox3f.h:54
SbBox3f::getSize
SbVec3f getSize(void) const
Definition SbBox3f.h:97
SbBox3f::SbBox3f
SbBox3f(const SbBox3i32 &box)
Definition SbBox3f.h:55
SbBox3f::SbBox3f
SbBox3f(void)
Definition SbBox3f.h:48
SbBox3f::SbBox3f
SbBox3f(const SbVec3f &minpoint, const SbVec3f &maxpoint)
Definition SbBox3f.h:51
SbBox3f::getMin
const SbVec3f & getMin(void) const
Definition SbBox3f.h:70
SbBox3f::SbBox3f
SbBox3f(const SbBox3d &box)
Definition SbBox3f.h:53
SbBox3f::SbBox3f
SbBox3f(float xmin, float ymin, float zmin, float xmax, float ymax, float zmax)
Definition SbBox3f.h:49
SbBox3i32
The SbBox3i32 class is a 3 dimensional box with 32-bit integer coordinates.
Definition SbBox3i32.h:44
SbBox3s
The SbBox3s class is a 3 dimensional box with short integer coordinates.
Definition SbBox3s.h:43
SbMatrix
The SbMatrix class is a 4x4 dimensional representation of a matrix.
Definition SbMatrix.h:47
SbVec3f
The SbVec3f class is a 3 dimensional vector with floating point coordinates.
Definition SbVec3f.h:51