csDPlane Class Reference
[Geometry utilities]
A plane in 3D space.
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#include <math3d_d.h>
Public Methods | |
csDPlane () | |
Initialize to the xy plane. | |
csDPlane (const csDVector3 &plane_norm, double d=0) | |
Initialize the plane. | |
csDPlane (double a, double b, double c, double d=0) | |
Initialize the plane. | |
csDVector3 & | Normal () |
Return the normal vector of this plane. | |
const csDVector3 & | Normal () const |
Return the normal vector of this plane. | |
double | A () const |
Return the A component of this plane. | |
double | B () const |
Return the B component of this plane. | |
double | C () const |
Return the C component of this plane. | |
double | D () const |
Return the D component of this plane. | |
double & | A () |
Return the A component of this plane. | |
double & | B () |
Return the B component of this plane. | |
double & | C () |
Return the C component of this plane. | |
double & | D () |
Return the D component of this plane. | |
void | Set (double a, double b, double c, double d) |
Set the value of the four plane components. | |
double | Classify (const csDVector3 &pt) const |
Classify the given vector with regards to this plane. | |
double | Distance (const csDVector3 &pt) const |
Compute the distance from the given vector to this plane. | |
void | Invert () |
Reverses the direction of the plane while maintianing the plane itself. | |
void | Normalize () |
Normalizes the plane equation so that 'norm' is a unit vector. | |
Static Public Methods | |
double | Classify (double A, double B, double C, double D, const csDVector3 &pt) |
Classify a vector with regards to four plane components. | |
Public Attributes | |
csDVector3 | norm |
The normal vector (or the (A,B,C) components). | |
double | DD |
The D component of the plane. |
Detailed Description
A plane in 3D space.The plane is given by the equation AAx + BBy + CCz + DD = 0, Where (AA,BB,CC) is given by the vector 'norm'.
Definition at line 355 of file math3d_d.h.
Constructor & Destructor Documentation
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Initialize to the xy plane.
Definition at line 365 of file math3d_d.h. References DD. |
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Initialize the plane.
Definition at line 368 of file math3d_d.h. References DD. |
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Initialize the plane.
Definition at line 372 of file math3d_d.h. References DD. |
Member Function Documentation
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Return the A component of this plane.
Definition at line 389 of file math3d_d.h. References csDVector3::x. |
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Return the A component of this plane.
Definition at line 380 of file math3d_d.h. References csDVector3::x. Referenced by Classify(). |
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Return the B component of this plane.
Definition at line 391 of file math3d_d.h. References csDVector3::y. |
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Return the B component of this plane.
Definition at line 382 of file math3d_d.h. References csDVector3::y. Referenced by Classify(). |
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Return the C component of this plane.
Definition at line 393 of file math3d_d.h. References csDVector3::z. |
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Return the C component of this plane.
Definition at line 384 of file math3d_d.h. References csDVector3::z. Referenced by Classify(). |
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Classify a vector with regards to four plane components.
Definition at line 405 of file math3d_d.h. References A(), B(), C(), D(), csDVector3::x, csDVector3::y, and csDVector3::z. |
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Classify the given vector with regards to this plane.
Definition at line 402 of file math3d_d.h. References DD. Referenced by Distance(), csDSquaredDist::PointPlane(), and csDMath3::Visible(). |
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Return the D component of this plane.
Definition at line 395 of file math3d_d.h. References DD. |
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Return the D component of this plane.
Definition at line 386 of file math3d_d.h. References DD. Referenced by Classify(). |
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Compute the distance from the given vector to this plane. This function assumes that 'norm' is a unit vector. If not, the function returns distance times the magnitude of 'norm'. Definition at line 414 of file math3d_d.h. References Classify(). |
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Reverses the direction of the plane while maintianing the plane itself.
Definition at line 418 of file math3d_d.h. References DD. |
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Return the normal vector of this plane.
Definition at line 377 of file math3d_d.h. |
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Return the normal vector of this plane.
Definition at line 375 of file math3d_d.h. |
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Normalizes the plane equation so that 'norm' is a unit vector.
Definition at line 421 of file math3d_d.h. References DD, and csDVector3::Norm(). |
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Set the value of the four plane components.
Definition at line 398 of file math3d_d.h. References DD, csDVector3::x, csDVector3::y, and csDVector3::z. |
Member Data Documentation
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The D component of the plane.
Definition at line 362 of file math3d_d.h. Referenced by Classify(), csDPlane(), D(), Invert(), Normalize(), csDMath3::PlanesEqual(), and Set(). |
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The normal vector (or the (A,B,C) components).
Definition at line 359 of file math3d_d.h. Referenced by csDMath3::PlanesEqual(). |
The documentation for this class was generated from the following file:
- csgeom/math3d_d.h
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