a triangle More...
#include <a_triangle.h>
Inheritance diagram for a_triangle:
Collaboration diagram for a_triangle:
Public Member Functions | |
| a_triangle () | |
| a_triangle (const a_point &p1, const a_point &p2, const a_point &p3) | |
| a_triangle (const a_triangle &p) | |
| virtual const std::string | classname () |
| a_point | p1 () const |
| a_point | p2 () const |
| a_point | p3 () const |
| a_point | operator[] (const int i) const |
| a_point | p (const int i) const |
| void | p1 (const a_point &v) |
| void | p2 (const a_point &v) |
| void | p3 (const a_point &v) |
| void | set (const a_point &p1, const a_point &p2, const a_point &p3) |
| a_segment | s1 () const |
| get first segment of triangle More... | |
| a_segment | s2 () const |
| get second segment of triangle More... | |
| a_segment | s3 () const |
| get third segment of triangle More... | |
| a_segment | s (const int ref) const |
| get segment i (0-2) of triangle More... | |
| a_point | c () const |
| get centre of gravity More... | |
| a_triangle & | translate (double x, double y, double z) |
| a_triangle & | rotate (const a_point &x_axis, const a_point &y_axis, const a_point &z_axis) |
| a_triangle & | invert () |
| a_point | normal () const |
| double | S () const |
| a_triangle | shape () const |
| triangle with same shape but with centre of gravity at origin More... | |
| a_mat_sq | coord () const |
| cordinates of the triangle as a 3x3 matrix More... | |
| a_mat_sq | inertia () const |
| inertia of the triangle 3x3 matrix More... | |
| bool | contains (const a_point &p) const |
| check whether point lies inside triangle More... | |
| a_point | closest (const a_point &p) const |
| triangle point closest to p More... | |
| a_point | closestp (const a_point &p) const |
| point of plane defined by triangle closest to p More... | |
| double | dist (const a_point &p) const |
| distance between p and triangle More... | |
| double | distp (const a_point &p) const |
| distance between p and plane defined by triangle More... | |
| a_segment | intersect (const a_segment &s) const |
| intersection of triangle with a segment More... | |
| double | min_edge () const |
| length of smallest segment More... | |
| double | max_edge () const |
| length of longest segment More... | |
| double | quality () const |
| quality: ratio between smaller and bigger segment More... | |
| bool | operator== (const a_triangle &p) |
| a_triangle & | operator= (const a_triangle &p) |
| virtual void | read (std::istream &i) |
| virtual void | write (std::ostream &o) const |
| Public Member Functions inherited from a_base | |
| a_base () | |
| void | read (const std::string &file_in) |
| void | write (const std::string &file_out) const |
| void | small (double tol) |
| double | small () const |
Static Public Member Functions | |
| static const std::string | help () |
| Static Public Member Functions inherited from a_geom_base | |
| static const std::string | help () |
| Static Public Member Functions inherited from a_base | |
| static const std::string | help () |
Protected Attributes | |
| a_point | p1_ |
| a_point | p2_ |
| a_point | p3_ |
| Protected Attributes inherited from a_base | |
| double | verysmall_ |
Detailed Description
Constructor & Destructor Documentation
◆ a_triangle() [1/3]
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inline |
◆ a_triangle() [2/3]
Definition at line 34 of file a_triangle.h.
◆ a_triangle() [3/3]
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inline |
Member Function Documentation
◆ c()
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inline |
get centre of gravity
Definition at line 61 of file a_triangle.h.
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◆ classname()
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inlinevirtual |
return class name: should be overridden by children classes
Reimplemented from a_geom_base.
Definition at line 37 of file a_triangle.h.
◆ closest()
triangle point closest to p
Definition at line 201 of file a_triangle.cxx.
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◆ closestp()
point of plane defined by triangle closest to p
Definition at line 195 of file a_triangle.cxx.
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◆ contains()
| bool a_triangle::contains | ( | const a_point & | p | ) | const |
check whether point lies inside triangle
check whether point is in plane
change coordinate system (p1: origin, p2,p3: axis)
coordinates of p in new coordinate system
Definition at line 168 of file a_triangle.cxx.
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◆ coord()
| a_mat_sq a_triangle::coord | ( | ) | const |
cordinates of the triangle as a 3x3 matrix
Definition at line 118 of file a_triangle.cxx.
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◆ dist()
| double a_triangle::dist | ( | const a_point & | p | ) | const |
distance between p and triangle
Definition at line 222 of file a_triangle.cxx.
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◆ distp()
| double a_triangle::distp | ( | const a_point & | p | ) | const |
distance between p and plane defined by triangle
Definition at line 227 of file a_triangle.cxx.
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◆ help()
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static |
Definition at line 24 of file a_triangle.cxx.
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◆ inertia()
| a_mat_sq a_triangle::inertia | ( | ) | const |
inertia of the triangle 3x3 matrix
Definition at line 130 of file a_triangle.cxx.
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◆ intersect()
intersection of triangle with a segment
check whether points are on plane of triangle
at least one point not in plane intersection cannot be a segment
segment fully inside
segment apices outside
one apex inside, set it to p1
Definition at line 232 of file a_triangle.cxx.
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◆ invert()
| a_triangle & a_triangle::invert | ( | ) |
◆ max_edge()
| double a_triangle::max_edge | ( | ) | const |
length of longest segment
Definition at line 291 of file a_triangle.cxx.
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◆ min_edge()
| double a_triangle::min_edge | ( | ) | const |
length of smallest segment
Definition at line 279 of file a_triangle.cxx.
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◆ normal()
| a_point a_triangle::normal | ( | ) | const |
Definition at line 102 of file a_triangle.cxx.
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◆ operator=()
| a_triangle & a_triangle::operator= | ( | const a_triangle & | p | ) |
◆ operator==()
| bool a_triangle::operator== | ( | const a_triangle & | p | ) |
◆ operator[]()
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inline |
Definition at line 43 of file a_triangle.h.
◆ p()
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inline |
◆ p1() [1/2]
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inline |
◆ p1() [2/2]
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inline |
Definition at line 47 of file a_triangle.h.
◆ p2() [1/2]
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inline |
◆ p2() [2/2]
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inline |
Definition at line 48 of file a_triangle.h.
◆ p3() [1/2]
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inline |
◆ p3() [2/2]
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inline |
Definition at line 49 of file a_triangle.h.
◆ quality()
| double a_triangle::quality | ( | ) | const |
quality: ratio between smaller and bigger segment
Definition at line 303 of file a_triangle.cxx.
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◆ read()
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virtual |
read object from stream: should be overridden by children classes
Reimplemented from a_base.
Definition at line 324 of file a_triangle.cxx.
◆ rotate()
| a_triangle & a_triangle::rotate | ( | const a_point & | x_axis, |
| const a_point & | y_axis, | ||
| const a_point & | z_axis | ||
| ) |
Definition at line 86 of file a_triangle.cxx.
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◆ S()
| double a_triangle::S | ( | ) | const |
Definition at line 107 of file a_triangle.cxx.
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◆ s()
| a_segment a_triangle::s | ( | const int | ref | ) | const |
get segment i (0-2) of triangle
Definition at line 71 of file a_triangle.cxx.
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◆ s1()
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inline |
get first segment of triangle
Definition at line 53 of file a_triangle.h.
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◆ s2()
|
inline |
get second segment of triangle
Definition at line 55 of file a_triangle.h.
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◆ s3()
|
inline |
get third segment of triangle
Definition at line 57 of file a_triangle.h.
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◆ set()
Definition at line 50 of file a_triangle.h.
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◆ shape()
| a_triangle a_triangle::shape | ( | ) | const |
triangle with same shape but with centre of gravity at origin
Definition at line 112 of file a_triangle.cxx.
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◆ translate()
| a_triangle & a_triangle::translate | ( | double | x, |
| double | y, | ||
| double | z | ||
| ) |
Definition at line 78 of file a_triangle.cxx.
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◆ write()
|
virtual |
write object to stream: should be overridden by children classes
Reimplemented from a_base.
Definition at line 331 of file a_triangle.cxx.
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Member Data Documentation
◆ p1_
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protected |
Definition at line 99 of file a_triangle.h.
◆ p2_
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protected |
Definition at line 100 of file a_triangle.h.
◆ p3_
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protected |
Definition at line 101 of file a_triangle.h.
The documentation for this class was generated from the following files:
- include/a_triangle.h
- geom/a_triangle.cxx
