The homology engine that uses lists of cubes (Pawel Pilarczyk). More...

#include <engines.h>

Inheritance diagram for chomp::homengin::PPengine:

Public Member Functions
int	speed () const
	The speed of the engine: The higher the number, the better.
bool	dimsupported (int dim) const
	Is this dimension supported by this engine?
int	memory (const cubfile &X) const
	Rough memory usage estimate for a single set of cubes.
bool	relative () const
	Does this engine compute relative homology?
bool	elementary () const
	Is this engine capable of processing elementary cubes?
bool	spacewrapping () const
	Does this engine support space wrapping?
void	homology (const cubfile &x, algstruct< chomp::homology::integer > &h) const
	Compute the homology of the given set of cubes.
void	homology (const cubfile &x, const cubfile &y, algstruct< chomp::homology::integer > &h) const
	Compute the relative homology of the given pair of sets of cubes.
const char *	name () const
	The name of the engine to be used in the command line.
std::ostream &	describe (std::ostream &out) const
	Describes this particular engine.
Static Public Attributes
static PPengine	eng
	One instance of this engine.
Protected Member Functions
	PPengine ()
	The default constructor.
	~PPengine ()
	The destructor.

Detailed Description

The homology engine that uses lists of cubes (Pawel Pilarczyk).

Definition at line 202 of file engines.h.

Constructor & Destructor Documentation

chomp::homengin::PPengine::PPengine ( ) [inline, protected]

The default constructor.

Definition at line 206 of file engines.h.

        {
                return;
        }

chomp::homengin::PPengine::~PPengine ( ) [inline, protected]

The destructor.

Definition at line 212 of file engines.h.

        {
                return;
        }

Member Function Documentation

std::ostream& chomp::homengin::PPengine::describe ( std::ostream & out ) const [virtual]

Describes this particular engine.

Reimplemented from chomp::homengin::engine.

bool chomp::homengin::PPengine::dimsupported ( int dim ) const [inline, virtual]

Is this dimension supported by this engine?

Reimplemented from chomp::homengin::engine.

Definition at line 225 of file engines.h.

References chomp::homology::tCubeBase< coordtype >::MaxDim.

        {
                return (dim > 0) && (dim <= chomp::homology::Cube::MaxDim);
        }

bool chomp::homengin::PPengine::elementary ( ) const [inline, virtual]

Is this engine capable of processing elementary cubes?

Reimplemented from chomp::homengin::engine.

Definition at line 241 of file engines.h.

        {
                return true;
        }

void chomp::homengin::PPengine::homology	(	const cubfile &	x,
		const cubfile &	y,
		algstruct< chomp::homology::integer > &	h
	)			const `[virtual]`

Compute the relative homology of the given pair of sets of cubes.

Reimplemented from chomp::homengin::engine.

void chomp::homengin::PPengine::homology	(	const cubfile &	x,
		algstruct< chomp::homology::integer > &	h
	)			const `[virtual]`

Compute the homology of the given set of cubes.

Reimplemented from chomp::homengin::engine.

int chomp::homengin::PPengine::memory ( const cubfile & X ) const [virtual]

Rough memory usage estimate for a single set of cubes.

Returns 0 if unknown, -1 if not enough memory.

Reimplemented from chomp::homengin::engine.

const char* chomp::homengin::PPengine::name ( ) const [inline, virtual]

The name of the engine to be used in the command line.

Reimplemented from chomp::homengin::engine.

Definition at line 261 of file engines.h.

        {
                return "PP";
        }

bool chomp::homengin::PPengine::relative ( ) const [inline, virtual]

Does this engine compute relative homology?

Reimplemented from chomp::homengin::engine.

Definition at line 235 of file engines.h.

        {
                return true;
        }

bool chomp::homengin::PPengine::spacewrapping ( ) const [inline, virtual]

Does this engine support space wrapping?

Reimplemented from chomp::homengin::engine.

Definition at line 247 of file engines.h.

        {
                return true;
        }

int chomp::homengin::PPengine::speed ( ) const [inline, virtual]

The speed of the engine: The higher the number, the better.

Reimplemented from chomp::homengin::engine.

Definition at line 219 of file engines.h.

        {
                return 100;
        }

Member Data Documentation

PPengine chomp::homengin::PPengine::eng [static]

One instance of this engine.

Definition at line 270 of file engines.h.

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

capd/homengin/engines.h

chomp::homengin::PPengine Class Reference

Public Member Functions

Static Public Attributes

Protected Member Functions

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation