VerletPhysics.VerletPoint Class Reference

Verlet point. More...

Inheritance diagram for VerletPhysics.VerletPoint:

Public Member Functions
	VerletPoint ()
	Create an uninitialized verlet point. More...
	VerletPoint (VerletWorld world)
	Create a verlet point. More...
void	MoveToPosition (Vector2 position)
	Move point to position. More...
void	ApplyForce (Vector2 force)
	Apply force on point. More...
void	AddLink (VerletLink link)
	Associate verlet link with current point. More...
void	RemoveLink (VerletLink link)
	Deassociate verlet link from current point. More...
void	UpdateMovement (float delta)
	Update movement using current forces and gravity. More...
void	Constraint (Vector2 worldSize)
	Apply constraints on point. More...
void	PinToCurrentPosition ()
	Pin point to its current position. More...
void	PinToPosition (Vector2 position)
	Pin point to a target position. More...
void	Unpin ()
	Unpin point from its position. More...
Public Member Functions inherited from Drawing.SimpleCircleSprite
	SimpleCircleSprite ()
	Create a light blue circle with radius 10. More...
	SimpleCircleSprite (Texture texture)
	Create a circle with a custom texture. More...

Public Attributes
float	Mass = 1
	Point mass More...
float	Bounce = 0.9f
	Bounce coefficient More...
float	Friction = 0.99f
	Friction coefficient More...
float	GravityScale = 1
	Gravity scale More...
Vector2	Acceleration
	Current acceleration More...

Properties
bool	Touched [get]
	Point touched? More...
Properties inherited from Drawing.SimpleCircleSprite
float	Radius [get, set]
	Circle radius. More...

Detailed Description

Verlet point.

Definition at line 10 of file VerletPoint.cs.

Constructor & Destructor Documentation

VerletPoint() [1/2]

VerletPhysics.VerletPoint.VerletPoint ( )

inline

Create an uninitialized verlet point.

Definition at line 45 of file VerletPoint.cs.

{ }

VerletPoint() [2/2]

VerletPhysics.VerletPoint.VerletPoint ( VerletWorld  world )

inline

Create a verlet point.

Parameters

world

Verlet world

Definition at line 51 of file VerletPoint.cs.

        {
            Radius = 15f;
            Modulate = Colors.LightBlue;
 
            links = new List<VerletLink>();
        }

Member Function Documentation

AddLink()

void VerletPhysics.VerletPoint.AddLink ( VerletLink  link )

inline

Associate verlet link with current point.

Parameters

link	Verlet link

Definition at line 82 of file VerletPoint.cs.

        {
            links.Add(link);
        }

ApplyForce()

void VerletPhysics.VerletPoint.ApplyForce ( Vector2  force )

inline

Apply force on point.

Parameters

force

Force

Definition at line 73 of file VerletPoint.cs.

        {
            Acceleration += force / Mass;
        }

Constraint()

void VerletPhysics.VerletPoint.Constraint ( Vector2  worldSize )

inline

Apply constraints on point.

Parameters

worldSize

World size

Definition at line 115 of file VerletPoint.cs.

        {
            foreach (VerletLink link in links)
            {
                link.Constraint();
            }
 
            ConstraintPositionInSize(worldSize);
            ConstraintPinning();
        }

MoveToPosition()

void VerletPhysics.VerletPoint.MoveToPosition ( Vector2  position )

inline

Move point to position.

Parameters

position

Target position

Definition at line 63 of file VerletPoint.cs.

        {
            GlobalPosition = position;
            prevPosition = GlobalPosition;
        }

PinToCurrentPosition()

void VerletPhysics.VerletPoint.PinToCurrentPosition ( )

inline

Pin point to its current position.

Definition at line 129 of file VerletPoint.cs.

        {
            pinned = true;
            pinPosition = GlobalPosition;
        }

PinToPosition()

void VerletPhysics.VerletPoint.PinToPosition ( Vector2  position )

inline

Pin point to a target position.

Parameters

position

Target position

Definition at line 139 of file VerletPoint.cs.

        {
            pinned = true;
            pinPosition = position;
        }

RemoveLink()

void VerletPhysics.VerletPoint.RemoveLink ( VerletLink  link )

inline

Deassociate verlet link from current point.

Parameters

link	Verlet link

Definition at line 91 of file VerletPoint.cs.

        {
            links.Remove(link);
        }

Unpin()

void VerletPhysics.VerletPoint.Unpin ( )

inline

Unpin point from its position.

Definition at line 148 of file VerletPoint.cs.

        {
            pinned = false;
        }

UpdateMovement()

void VerletPhysics.VerletPoint.UpdateMovement ( float  delta )

inline

Update movement using current forces and gravity.

Parameters

delta

Delta time

Definition at line 100 of file VerletPoint.cs.

        {
            var velocity = ComputeVelocity() * Friction;
            var nextPosition = GlobalPosition + velocity + (Acceleration * delta);
 
            prevPosition = GlobalPosition;
            GlobalPosition = nextPosition;
 
            Acceleration = Vector2.Zero;
        }

Member Data Documentation

Acceleration

Vector2 VerletPhysics.VerletPoint.Acceleration

Current acceleration

Definition at line 25 of file VerletPoint.cs.

Bounce

float VerletPhysics.VerletPoint.Bounce = 0.9f

Bounce coefficient

Definition at line 16 of file VerletPoint.cs.

Friction

float VerletPhysics.VerletPoint.Friction = 0.99f

Friction coefficient

Definition at line 19 of file VerletPoint.cs.

GravityScale

float VerletPhysics.VerletPoint.GravityScale = 1

Gravity scale

Definition at line 22 of file VerletPoint.cs.

Mass

float VerletPhysics.VerletPoint.Mass = 1

Point mass

Definition at line 13 of file VerletPoint.cs.

Property Documentation

Touched

bool VerletPhysics.VerletPoint.Touched

get

Point touched?

Definition at line 28 of file VerletPoint.cs.

        {
            get => touched;
        }

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

• scripts/verletphysics/VerletPoint.cs