Class CPUCollisionProvider

java.lang.Object

org.episteme.natural.physics.classical.mechanics.collision.providers.CPUCollisionProvider

All Implemented Interfaces:

AlgorithmProvider, CollisionProvider

@AutoService(CollisionProvider.class)
public class CPUCollisionProvider
extends Object
implements CollisionProvider

CPU-based implementation of CollisionProvider.

Constructor Summary

Constructors

Constructor	Description
CPUCollisionProvider()

Method Summary

Modifier and Type	Method	Description
String	description()	Returns a human-readable description of the provider.
int	detectSphereCollisions(double[] positions, double[] radii, int n, int[] collisions)
int	detectSphereCollisions(float[] positions, float[] radii, int n, int[] collisions)	Performs collision detection between spheres.
int	detectSphereCollisions(MemorySegment positions, MemorySegment radii, int n, MemorySegment collisions, ValueLayout layout)
int	detectSphereCollisions(Real[] positions, Real[] radii, int n, int[] collisions)
String	getName()
int	getPriority()	Returns the execution priority (higher is better).
void	resolveCollisions(double[] positions, double[] velocities, double[] masses, int n, int[] collisions, int numCollisions)
void	resolveCollisions(float[] positions, float[] velocities, float[] masses, int n, int[] collisions, int numCollisions)
void	resolveCollisions(MemorySegment positions, MemorySegment velocities, MemorySegment masses, int n, MemorySegment collisions, int numCollisions, ValueLayout layout)
void	resolveCollisions(Real[] positions, Real[] velocities, Real[] masses, int n, int[] collisions, int numCollisions)

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface AlgorithmProvider

getMetadata, isAvailable, score, shutdown

Methods inherited from interface CollisionProvider

getAlgorithmType

Constructor Details

CPUCollisionProvider

public CPUCollisionProvider()

Method Details

detectSphereCollisions

public int detectSphereCollisions(float[] positions,
 float[] radii,
 int n,
 int[] collisions)

Description copied from interface: CollisionProvider

Performs collision detection between spheres.

Specified by:

detectSphereCollisions in interface CollisionProvider

Parameters:

positions - Flattened array [x0, y0, z0, x1, y1, z1, ...]

radii - Array of radii [r0, r1, ...]

n - Number of spheres

collisions - Output array for collision pairs [idA, idB, ...]

Returns:

Number of collisions found

detectSphereCollisions

public int detectSphereCollisions(double[] positions,
 double[] radii,
 int n,
 int[] collisions)

Specified by:

detectSphereCollisions in interface CollisionProvider

detectSphereCollisions

public int detectSphereCollisions(Real[] positions,
 Real[] radii,
 int n,
 int[] collisions)

Specified by:

detectSphereCollisions in interface CollisionProvider

detectSphereCollisions

public int detectSphereCollisions(MemorySegment positions,
 MemorySegment radii,
 int n,
 MemorySegment collisions,
 ValueLayout layout)

Specified by:

detectSphereCollisions in interface CollisionProvider

resolveCollisions

public void resolveCollisions(float[] positions,
 float[] velocities,
 float[] masses,
 int n,
 int[] collisions,
 int numCollisions)

Specified by:

resolveCollisions in interface CollisionProvider

resolveCollisions

public void resolveCollisions(double[] positions,
 double[] velocities,
 double[] masses,
 int n,
 int[] collisions,
 int numCollisions)

Specified by:

resolveCollisions in interface CollisionProvider

resolveCollisions

public void resolveCollisions(Real[] positions,
 Real[] velocities,
 Real[] masses,
 int n,
 int[] collisions,
 int numCollisions)

Specified by:

resolveCollisions in interface CollisionProvider

resolveCollisions

public void resolveCollisions(MemorySegment positions,
 MemorySegment velocities,
 MemorySegment masses,
 int n,
 MemorySegment collisions,
 int numCollisions,
 ValueLayout layout)

Specified by:

resolveCollisions in interface CollisionProvider

getName

public String getName()

Specified by:

getName in interface AlgorithmProvider

description

public String description()

Description copied from interface: AlgorithmProvider

Returns a human-readable description of the provider.

Specified by:

description in interface AlgorithmProvider

getPriority

public int getPriority()

Description copied from interface: AlgorithmProvider

Returns the execution priority (higher is better).

Specified by:

getPriority in interface AlgorithmProvider