OpenLB 1.7
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Public Member Functions | List of all members
olb::IndicatorTriangle2D< S > Class Template Reference

indicator function for a 2D triangle More...

#include <indicatorF2D.h>

+ Inheritance diagram for olb::IndicatorTriangle2D< S >:
+ Collaboration diagram for olb::IndicatorTriangle2D< S >:

Public Member Functions

 IndicatorTriangle2D (Vector< S, 2 > a, Vector< S, 2 > b, Vector< S, 2 > c)
 
Vector< S, 2 > const & getVertexA () const
 
Vector< S, 2 > const & getVertexB () const
 
Vector< S, 2 > const & getVertexC () const
 
bool operator() (bool output[], const S input[]) override
 has to be implemented for 'every' derived class
 
signedDistance (const Vector< S, 2 > &input) override
 Returns signed distance to the nearest point on the indicator surface.
 
- Public Member Functions inherited from olb::IndicatorF2D< S >
virtual Vector< S, 2 > & getMin ()
 
virtual Vector< S, 2 > & getMax ()
 
virtual bool distance (S &distance, const Vector< S, 2 > &origin, S precision, const Vector< S, 2 > &direction)
 returns false or true and pos. distance if there was one found for an given origin and direction
 
virtual bool distance (S &distance, const Vector< S, 2 > &origin, const Vector< S, 2 > &direction, S precision, S pitch)
 
virtual bool distance (S &distance, const Vector< S, 2 > &origin, const Vector< S, 2 > &direction, int iC=-1)
 
virtual bool distance (S &distance, const Vector< S, 2 > &origin)
 
virtual bool distance (S &distance, const S input[])
 
virtual bool normal (Vector< S, 2 > &normal, const Vector< S, 2 > &origin, const Vector< S, 2 > &direction, int iC=-1)
 returns true and the normal if there was one found for an given origin and direction
 
virtual bool operator() (bool output[1], const S input[2])
 Returns true if input is inside the indicator.
 
virtual Vector< S, 2 > surfaceNormal (const Vector< S, 2 > &pos, const S meshSize)
 Return surface normal.
 
Vector< S, 2 > surfaceNormal (const Vector< S, 2 > &pos, const S meshSize, std::function< Vector< S, 2 >(const Vector< S, 2 > &)> transformPos)
 Return surface normal after possible translation and rotation.
 
bool isInsideBox (Vector< S, 2 > point)
 Returns true if point is inside a cube with corners _myMin and _myMax
 
virtual bool operator() (const S input[])
 Indicator specific function operator overload.
 
- Public Member Functions inherited from olb::GenericF< bool, S >
virtual ~GenericF ()=default
 
int getSourceDim () const
 read only access to member variable _m
 
int getTargetDim () const
 read only access to member variable _n
 
std::string & getName ()
 read and write access to name
 
std::string const & getName () const
 read only access to name
 
bool operator() (bool output[])
 wrapper that call the pure virtual operator() (T output[], const S input[]) from above
 
bool operator() (bool output[], S input0)
 
bool operator() (bool output[], S input0, S input1)
 
bool operator() (bool output[], S input0, S input1, S input2)
 
bool operator() (bool output[], S input0, S input1, S input2, S input3)
 

Additional Inherited Members

- Public Types inherited from olb::GenericF< bool, S >
using targetType
 
using sourceType
 
- Public Attributes inherited from olb::GenericF< bool, S >
std::shared_ptr< GenericF< bool, S > > _ptrCalcC
 memory management, frees resouces (calcClass)
 
- Protected Member Functions inherited from olb::IndicatorF2D< S >
 IndicatorF2D ()
 
- Protected Member Functions inherited from olb::GenericF< bool, S >
 GenericF (int targetDim, int sourceDim)
 
- Protected Attributes inherited from olb::IndicatorF2D< S >
Vector< S, 2 > _myMin
 
Vector< S, 2 > _myMax
 

Detailed Description

template<typename S>
class olb::IndicatorTriangle2D< S >

indicator function for a 2D triangle

Definition at line 110 of file indicatorF2D.h.

Constructor & Destructor Documentation

◆ IndicatorTriangle2D()

template<typename S >
olb::IndicatorTriangle2D< S >::IndicatorTriangle2D ( Vector< S, 2 > a,
Vector< S, 2 > b,
Vector< S, 2 > c )

Definition at line 272 of file indicatorF2D.hh.

273 : _a(a),
274 _b(b),
275 _c(c)
276{
277
278 this->_myMin = {util::min(_a[0], util::min(_b[0], _c[0])), util::min(_a[1], util::min(_b[1], _c[1]))};
279 this->_myMax = {util::max(_a[0], util::max(_b[0], _c[0])), util::max(_a[1], util::max(_b[1], _c[1]))};
280}
Vector< S, 2 > _myMin
Vector< S, 2 > _myMax
cpu::simd::Pack< T > min(cpu::simd::Pack< T > rhs, cpu::simd::Pack< T > lhs)
Definition pack.h:124
cpu::simd::Pack< T > max(cpu::simd::Pack< T > rhs, cpu::simd::Pack< T > lhs)
Definition pack.h:130

References olb::IndicatorF2D< S >::_myMax, olb::IndicatorF2D< S >::_myMin, olb::util::max(), and olb::util::min().

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Member Function Documentation

◆ getVertexA()

template<typename S >
Vector< S, 2 > const & olb::IndicatorTriangle2D< S >::getVertexA ( ) const

Definition at line 284 of file indicatorF2D.hh.

285{
286 return _a;
287}

◆ getVertexB()

template<typename S >
Vector< S, 2 > const & olb::IndicatorTriangle2D< S >::getVertexB ( ) const

Definition at line 290 of file indicatorF2D.hh.

291{
292 return _b;
293}

◆ getVertexC()

template<typename S >
Vector< S, 2 > const & olb::IndicatorTriangle2D< S >::getVertexC ( ) const

Definition at line 296 of file indicatorF2D.hh.

297{
298 return _c;
299}

◆ operator()()

template<typename S >
bool olb::IndicatorTriangle2D< S >::operator() ( bool output[],
const S input[] )
overridevirtual

has to be implemented for 'every' derived class

Implements olb::GenericF< bool, S >.

Definition at line 303 of file indicatorF2D.hh.

304{
305 output[0] = ( sdf::triangle({input[0], input[1]}, _a, _b, _c) <= 0 );
306 return output[0];
307}
T triangle(Vector< T, 2 > p, Vector< T, 2 > a, Vector< T, 2 > b, Vector< T, 2 > c) any_platform
Exact signed distance to the surface of two-dimensional triangle.
Definition sdf.h:143

References olb::sdf::triangle().

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◆ signedDistance()

template<typename S >
S olb::IndicatorTriangle2D< S >::signedDistance ( const Vector< S, 2 > & input)
overridevirtual

Returns signed distance to the nearest point on the indicator surface.

Reimplemented from olb::IndicatorF2D< S >.

Definition at line 310 of file indicatorF2D.hh.

311{
312
313 return sdf::triangle(input, _a, _b, _c);
314}

References olb::sdf::triangle().

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The documentation for this class was generated from the following files: