Gorilla.Physics.Q3.Geometry

Unit Gorilla.Physics.Q3.Geometry.pas

Records

record TQ3RaycastData
record TQ3RaycastResult
record TQ3Edge
record TQ3AABB
record TQ3OBB
record TQ3HalfSpace
record TQ3Interval
record TQ3Line
record TQ3Plane
record TQ3Sphere
record TQ3Triangle
record TQ3BVHNode
record TQ3Mesh
record TQ3Model

Mics. types

type PQ3Triangle = pointer to TQ3Triangle;
type PQ3RaycastData = pointer to TQ3RaycastData;
type PQ3RaycastResult = pointer to TQ3RaycastResult;
type PQ3Edge = pointer to TQ3Edge;
type PQ3AABB = pointer to TQ3AABB;
type PQ3OBB = pointer to TQ3OBB;
type PQ3HalfSpace = pointer to TQ3HalfSpace;
type PQ3Interval = pointer to TQ3Interval;
type PQ3Line = pointer to TQ3Line;
type PQ3Plane = pointer to TQ3Plane;
type PQ3BVHNode = pointer to TQ3BVHNode;
type PQ3Mesh = pointer to TQ3Mesh;
type PQ3Model = pointer to TQ3Model;

Functions / Procedures

public function CMP ( const X : Single; const Y : Single ) : Boolean ;
public procedure q3ComputeBasis ( const a : TPoint3D; var b : TPoint3D; var c : TPoint3D ) ;
public function q3AABBToAABB ( const a : TQ3AABB; const b : TQ3AABB ) : Boolean ;
public function q3OBBToOBB ( const obb1 : TQ3OBB; const obb2 : TQ3OBB ) : Boolean ;
public function q3MeshToAABB ( const AMesh : PQ3Mesh; const AABB : TQ3AABB ) : Boolean ; overload;
public function q3MeshToAABB ( const AMesh : PQ3Mesh; const AABB : TQ3AABB; out ANode : PQ3BVHNode ) : Boolean ; overload;
public function q3ModelToAABB ( const AModel : PQ3Model; const AABB : TQ3AABB ) : Boolean ; overload;
public function q3ModelToAABB ( const AModel : PQ3Model; const AABB : TQ3AABB; out ANode : PQ3BVHNode ) : Boolean ; overload;
public function q3ModelToOBB ( const AModel : PQ3Model; const AOBB : TQ3OBB ) : Boolean ; overload;
public function q3ModelToOBB ( const AModel : PQ3Model; const AOBB : TQ3OBB; out ANode : PQ3BVHNode ) : Boolean ; overload;
public function q3Combine ( const A : TQ3AABB; const B : TQ3AABB ) : TQ3AABB ;
public procedure SplitBVHNode ( ANode : PQ3BVHNode; const AModel : PQ3Mesh; ADepth : Integer ) ;
public procedure FreeBVHNode ( ANode : PQ3BVHNode ) ;
public procedure AccelerateMesh ( AMesh : PQ3Mesh ) ;
public procedure FreeMesh ( AMesh : PQ3Mesh ) ;
public function GetInterval ( const ATriangle : TQ3Triangle; const AAxis : TPoint3D ) : TQ3Interval ; overload;
public function GetInterval ( const AABB : TQ3AABB; const AAxis : TPoint3D ) : TQ3Interval ; overload;
public function GetInterval ( const OBB : TQ3OBB; const AAxis : TPoint3D ) : TQ3Interval ; overload;
public function OverlapOnAxis ( const AABB : TQ3AABB; const ATriangle : PQ3Triangle; const AAxis : TPoint3D ) : Boolean ; overload;
public function OverlapOnAxis ( const OBB : TQ3OBB; const ATriangle : PQ3Triangle; const AAxis : TPoint3D ) : Boolean ; overload;
public function OverlapOnAxis ( const obb1 : TQ3OBB; const obb2 : TQ3OBB; const AAxis : TPoint3D ) : Boolean ; overload;
public function OverlapOnAxis ( const t1 : PQ3Triangle; const t2 : PQ3Triangle; const AAxis : TPoint3D ) : Boolean ; overload;

TQ3RaycastData

Methods

public procedure _Set ( const StartPoint : TPoint3D; const Direction : TPoint3D; EndPointTime : Single ) ;
public function GetImpactPoint ( ) : TPoint3D ;

TQ3RaycastResult

Fields

public T : Single
public Normal : TPoint3D
public Hit : Boolean
public Point : TPoint3D

TQ3Edge

Fields

public Start : TPoint3D
public Stop : TPoint3D

TQ3AABB

Fields

public Min : TPoint3D
public Max : TPoint3D

Methods

public constructor Create ( X : Single; Y : Single; Z : Single ) ;
public constructor CreateFromOrigin ( const AOrigin : TPoint3D; const ASize : TPoint3D ) ;
public constructor FromMinMax ( AMin : TPoint3D; AMax : TPoint3D ) ;
public constructor FromBoundingBox ( ABox : TBoundingBox ) ;
public function Contains ( const Other : TQ3AABB ) : Boolean ; overload;
public function Contains ( const Point : TPoint3D ) : Boolean ; overload;
public function SurfaceArea ( ) : Single ;
public function Raycast ( const ARay : TQ3RaycastData ) : Single ;
public function Combine ( B : TQ3AABB ) : TQ3AABB ;
public function GetPosition ( ) : TPoint3D ;
public function GetSize ( ) : TPoint3D ;
public function GetExtent ( ) : TPoint3D ;
public procedure Transform ( const APos : TPoint3D; const ARot : TQ3Mat3 ) ;

TQ3OBB

Fields

public Position : TPoint3D
public Size : TPoint3D
public Orientation : TQ3Mat3

Methods

public constructor Create ( AWidth : Single; AHeight : Single; ADepth : Single ) ;
public constructor Create ( ASize : TPoint3D; APosition : TPoint3D ) ;
public constructor Create ( ASize : TPoint3D; APosition : TPoint3D; AOrientation : TQ3Mat3 ) ;
public function GetAxis ( AIndex : Integer ) : PPoint3D ;
public function Contains ( const APoint : TPoint3D ) : Boolean ;
public procedure GetCorners ( out AVertices : TArray<System.Math.Vectors.TPoint3D> ) ;
public function GetEdges ( ) : TQ3EdgeArray ;
public function GetAABB ( ) : TQ3AABB ;
public function ToMeshData ( ) : TMeshData ;
public function ClosestPoint ( const APoint : TPoint3D ) : TPoint3D ;
public function Raycast ( const ARay : TQ3RaycastData ) : Single ; overload;
public function Raycast ( const ARay : TQ3RaycastData; AResult : PQ3RaycastResult ) : Single ; overload;

TQ3HalfSpace

Fields

public Normal : TPoint3D
public Distance : Single

Methods

public constructor Create ( ADummy : Integer ) ;
public constructor Create ( const ANormal : TPoint3D; ADistance : Single ) ;
public procedure _Set ( const A : TPoint3D; const B : TPoint3D; const C : TPoint3D ) ; overload;
public procedure _Set ( const N : TPoint3D; const P : TPoint3D ) ; overload;
public function Origin ( ) : TPoint3D ;
public function GetDistance ( const P : TPoint3D ) : Single ;
public function Projected ( const P : TPoint3D ) : TPoint3D ;

TQ3Interval

Fields

public Min : Single
public Max : Single

Methods

public constructor Create ( ADummy : Integer ) ;

TQ3Line

Fields

public Start : TPoint3D
public Stop : TPoint3D

Methods

public constructor Create ( ADummy : Integer ) ;
public constructor Create ( const A : TPoint3D; const B : TPoint3D ) ;
public constructor Create ( AEdge : TQ3Edge ) ;
public function Contains ( const p : TPoint3D ) : Boolean ;
public function ClosestPoint ( const p : TPoint3D ) : TPoint3D ;
public function SphereLinetest ( const APos : TPoint3D; const ARadius : Single ) : Boolean ;
public function AABBLinetest ( const AABB : TQ3AABB ) : Boolean ;
public function OBBLinetest ( const OBB : TQ3OBB ) : Boolean ; overload;
public function OBBLinetest ( const OBB : TQ3OBB; AResult : PQ3RaycastResult ) : Boolean ; overload;
public function TriangleLinetest ( const triangle : PQ3Triangle ) : Boolean ;
public function Length ( ) : Single ;
public function LengthSq ( ) : Single ;
public function GetDirection ( AInverse : Boolean = False ) : TPoint3D ;

TQ3Plane

Fields

public Normal : TPoint3D
public Distance : Single

Methods

public constructor Create ( ADummy : Integer ) ;
public function Contains ( const p : TPoint3D ) : Boolean ;
public function ClosestPoint ( const p : TPoint3D ) : TPoint3D ;
public function IntersectsWith ( const AOBB : TQ3OBB ) : Boolean ;
public function Raycast ( const ray : TQ3RaycastData ) : Single ; overload;
public function Raycast ( const ray : TQ3RaycastData; AResult : PQ3RaycastResult ) : Boolean ; overload;

TQ3Sphere

Fields

public Position : TPoint3D
public Radius : Single

Methods

public constructor Create ( APos : TPoint3D; ARadius : Single ) ;
public function Contains ( const p : TPoint3D ) : Boolean ;
public function ClosestPoint ( const p : TPoint3D ) : TPoint3D ;

TQ3Triangle

Fields

public A : TPoint3D
public B : TPoint3D
public C : TPoint3D
public Points :
public Values :

Methods

public constructor Create ( const ADummy : Integer ) ;
public constructor Create ( const APoint1 : TPoint3D; const APoint2 : TPoint3D; const APoint3 : TPoint3D ) ;
public function Contains ( const p : TPoint3D ) : Boolean ;
public function ToPlane ( ) : TQ3Plane ;
public function ToAABB ( ) : TQ3AABB ;
public function GetLine ( AIndex : Integer; AInverse : Boolean = False ) : TQ3Line ;
public function ClosestPoint ( const p : TPoint3D ) : TPoint3D ;
Computes the closest point on a triangle to the source point.
public function ClosestPoint2 ( const pSource : TPoint3D ) : TPoint3D ;
Computes the closest point on a triangle to the source point. This method is a bit faster than ClosestPoint() because of less method calls.
public procedure Transform ( const APos : TPoint3D; const ARot : TQ3Mat3 ) ; overload;
public procedure Transform ( const AMat : TMatrix3D ) ; overload;
public function IntersectsWith ( const AABB : TQ3AABB ) : Boolean ; overload;
public function IntersectsWith ( const OBB : TQ3OBB ) : Boolean ; overload;
public function IntersectsWith ( const ATriangle : TQ3Triangle ) : Boolean ; overload;
public function IntersectsWithRobust ( const ATriangle : TQ3Triangle ) : Boolean ;
public function SatCrossEdge ( const A : TPoint3D; const B : TPoint3D; const C : TPoint3D; const D : TPoint3D ) : TPoint3D ;
public function Barycentric ( const p : TPoint3D ) : TPoint3D ;
public function Center ( ) : TPoint3D ;
public function Raycast ( const ray : TQ3RaycastData ) : Single ; overload;
public function Raycast ( const ray : TQ3RaycastData; AResult : PQ3RaycastResult ) : Boolean ; overload;
public function Raycast ( const OBB : TQ3OBB; var AResult : TArray<Gorilla.Physics.Q3.Geometry.TQ3RaycastResult> ) : Boolean ; overload;
public function Raycast ( const ATriangle : TQ3Triangle; var AResult : TArray<Gorilla.Physics.Q3.Geometry.TQ3RaycastResult> ) : Boolean ; overload;

TQ3BVHNode

Fields

public Bounds : TQ3AABB
public Children : :TQ3BVHNode.:1
public NumTriangles : Integer
public Triangles : :TQ3BVHNode.:2

Methods

public constructor Create ( ADummy : Integer ) ;
public function IntersectsWith ( const A : TQ3AABB ) : Boolean ; overload;
public function IntersectsWith ( const A : TQ3AABB; out ANode : PQ3BVHNode ) : Boolean ; overload;

TQ3Mesh

TQ3Model

Fields

private FContent : PQ3Mesh
private FBounds : TQ3AABB
public Position : PPoint3D
public Rotation : PQ3Mat3
public Parent : PQ3Model

Methods

public constructor Create ( ADummy : Integer ) ;
public constructor Create ( AMesh : PQ3Mesh ) ;
public function GetMesh ( ) : PQ3Mesh ;
public function GetBounds ( ) : TQ3AABB ;
public procedure SetContent ( const AMesh : PQ3Mesh ) ;
public function GetOBB ( ) : TQ3OBB ;
public function IntersectsWith ( const A : TQ3AABB ) : Boolean ; overload;
public function IntersectsWith ( const A : TQ3AABB; out ANode : PQ3BVHNode ) : Boolean ; overload;
public function IntersectsWith ( const A : TQ3OBB; out ANode : PQ3BVHNode ) : Boolean ; overload;

Gorilla.Physics.Q3.Geometry

Records

Mics. types

Functions / Procedures

TQ3RaycastData

Fields

Methods

TQ3RaycastResult

Fields

TQ3Edge

Fields

TQ3AABB

Fields

Methods

TQ3OBB

Fields

Methods

TQ3HalfSpace

Fields

Methods

TQ3Interval

Fields

Methods

TQ3Line

Fields

Methods

TQ3Plane

Fields

Methods

TQ3Sphere

Fields

Methods

TQ3Triangle

Fields

Methods

TQ3BVHNode

Fields

Methods

TQ3Mesh

Fields

Methods

Properties

TQ3Model

Fields

Methods