SPHFluid (Episteme API Documentation)

java.lang.Object

org.episteme.natural.physics.classical.matter.fluids.SPHFluid

public class SPHFluid extends Object

Smoothed Particle Hydrodynamics (SPH) fluid simulation.

Lagrangian particle-based method for incompressible fluids.

Since:: 1.0
Author:: Silvere Martin-Michiellot, Gemini AI (Google DeepMind)

Constructor Summary

Constructors

Constructor

Description

SPHFluid(int numParticles)
Method Summary

Modifier and Type

Method

Description

static SPHFluid

createBlock(int nx, int ny, int nz, double spacing, double startX, double startY, double startZ)

Create a block of fluid particles.

void

enforceBoundary(double minX, double maxX, double minY, double maxY, double minZ, double maxZ, double restitution)

Enforce boundary conditions (simple box).

double[]

getDensities()

int

getNumParticles()

double[]

getPositions()

double[]

getVelocities()

void

setGravity(double gx, double gy, double gz)

void

setParameters(double mass, double restDensity, double stiffness, double viscosity, double smoothingRadius)

void

setParticle(int i, double x, double y, double z)

void

setProvider(SPHFluidProvider provider)

void

step(double dt)

Advance simulation by dt.

Methods inherited from class Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details
- SPHFluid
  
  public SPHFluid(int numParticles)
Method Details
- setProvider
  
  public void setProvider(SPHFluidProvider provider)
- setParticle
  
  public void setParticle(int i, double x, double y, double z)
- setParameters
  
  public void setParameters(double mass, double restDensity, double stiffness, double viscosity, double smoothingRadius)
- setGravity
  
  public void setGravity(double gx, double gy, double gz)
- step
  
  public void step(double dt)
  
  Advance simulation by dt.
- enforceBoundary
  
  public void enforceBoundary(double minX, double maxX, double minY, double maxY, double minZ, double maxZ, double restitution)
  
  Enforce boundary conditions (simple box).
- getPositions
  
  public double[] getPositions()
- getVelocities
  
  public double[] getVelocities()
- getDensities
  
  public double[] getDensities()
- getNumParticles
  
  public int getNumParticles()
- createBlock
  
  public static SPHFluid createBlock(int nx, int ny, int nz, double spacing, double startX, double startY, double startZ)
  
  Create a block of fluid particles.